Upgraded SQLite to v3.8.10.2 & making sure it is linked statically.
h3rald h3rald@h3rald.com
Fri, 22 May 2015 21:56:50 +0200
13 files changed,
5407 insertions(+),
2219 deletions(-)
M
lib/api_v1.nim
→
lib/api_v1.nim
@@ -1,5 +1,18 @@
-import asynchttpserver2, asyncdispatch, strutils, cgi, strtabs, pegs, json, os, times -import types, core, utils, logger +import + x_asynchttpserver, + asyncdispatch, + strutils, + cgi, + strtabs, + pegs, + json, + os, + times +import + types, + core, + utils, + logger # Helper procs
M
lib/core.nim
→
lib/core.nim
@@ -1,6 +1,6 @@
import - sqlite3, - db_sqlite as db, + x_sqlite3, + x_db_sqlite as db, strutils, os, oids,
M
lib/queries.nim
→
lib/queries.nim
@@ -1,4 +1,4 @@
-import db_sqlite +import x_db_sqlite # SQL QUERIES
M
lib/server.nim
→
lib/server.nim
@@ -1,5 +1,5 @@
import - asynchttpserver2, + x_asynchttpserver, asyncdispatch, times, strutils,
M
lib/types.nim
→
lib/types.nim
@@ -1,7 +1,7 @@
import - db_sqlite, + x_db_sqlite, + x_asynchttpserver, pegs, - asynchttpserver2, strtabs, parsecfg, strutils,
M
lib/utils.nim
→
lib/utils.nim
@@ -1,12 +1,12 @@
import + x_sqlite3, + x_db_sqlite, + x_asynchttpserver, json, - db_sqlite, strutils, pegs, asyncdispatch, - asynchttpserver2, math, - sqlite3, strtabs import
A
lib/x_db_sqlite.nim
@@ -0,0 +1,219 @@
+# +# +# Nim's Runtime Library +# (c) Copyright 2012 Andreas Rumpf +# +# See the file "copying.txt", included in this +# distribution, for details about the copyright. +# + +## A higher level `SQLite`:idx: database wrapper. This interface +## is implemented for other databases too. + +import strutils, x_sqlite3 + +type + TDbConn* = PSqlite3 ## encapsulates a database connection + TRow* = seq[string] ## a row of a dataset. NULL database values will be + ## transformed always to the empty string. + EDb* = object of IOError ## exception that is raised if a database error occurs + + TSqlQuery* = distinct string ## an SQL query string + + FDb* = object of IOEffect ## effect that denotes a database operation + FReadDb* = object of FDb ## effect that denotes a read operation + FWriteDb* = object of FDb ## effect that denotes a write operation + +proc sql*(query: string): TSqlQuery {.noSideEffect, inline.} = + ## constructs a TSqlQuery from the string `query`. This is supposed to be + ## used as a raw-string-literal modifier: + ## ``sql"update user set counter = counter + 1"`` + ## + ## If assertions are turned off, it does nothing. If assertions are turned + ## on, later versions will check the string for valid syntax. + result = TSqlQuery(query) + +proc dbError(db: TDbConn) {.noreturn.} = + ## raises an EDb exception. + var e: ref EDb + new(e) + e.msg = $x_sqlite3.errmsg(db) + raise e + +proc dbError*(msg: string) {.noreturn.} = + ## raises an EDb exception with message `msg`. + var e: ref EDb + new(e) + e.msg = msg + raise e + +proc dbQuote(s: string): string = + if s.isNil: return "NULL" + result = "'" + for c in items(s): + if c == '\'': add(result, "''") + else: add(result, c) + add(result, '\'') + +proc dbFormat(formatstr: TSqlQuery, args: varargs[string]): string = + result = "" + var a = 0 + for c in items(string(formatstr)): + if c == '?': + add(result, dbQuote(args[a])) + inc(a) + else: + add(result, c) + +proc tryExec*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): bool {.tags: [FReadDb, FWriteDb].} = + ## tries to execute the query and returns true if successful, false otherwise. + var q = dbFormat(query, args) + var stmt: x_sqlite3.Pstmt + if prepare_v2(db, q, q.len.cint, stmt, nil) == SQLITE_OK: + if step(stmt) == SQLITE_DONE: + result = finalize(stmt) == SQLITE_OK + +proc exec*(db: TDbConn, query: TSqlQuery, args: varargs[string, `$`]) {. + tags: [FReadDb, FWriteDb].} = + ## executes the query and raises EDB if not successful. + if not tryExec(db, query, args): dbError(db) + +proc newRow(L: int): TRow = + newSeq(result, L) + for i in 0..L-1: result[i] = "" + +proc setupQuery(db: TDbConn, query: TSqlQuery, + args: varargs[string]): Pstmt = + var q = dbFormat(query, args) + if prepare_v2(db, q, q.len.cint, result, nil) != SQLITE_OK: dbError(db) + +proc setRow(stmt: Pstmt, r: var TRow, cols: cint) = + for col in 0..cols-1: + setLen(r[col], column_bytes(stmt, col)) # set capacity + setLen(r[col], 0) + let x = column_text(stmt, col) + if not isNil(x): add(r[col], x) + +iterator fastRows*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): TRow {.tags: [FReadDb].} = + ## executes the query and iterates over the result dataset. This is very + ## fast, but potenially dangerous: If the for-loop-body executes another + ## query, the results can be undefined. For Sqlite it is safe though. + var stmt = setupQuery(db, query, args) + var L = (column_count(stmt)) + var result = newRow(L) + while step(stmt) == SQLITE_ROW: + setRow(stmt, result, L) + yield result + if finalize(stmt) != SQLITE_OK: dbError(db) + +proc getRow*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): TRow {.tags: [FReadDb].} = + ## retrieves a single row. If the query doesn't return any rows, this proc + ## will return a TRow with empty strings for each column. + var stmt = setupQuery(db, query, args) + var L = (column_count(stmt)) + result = newRow(L) + if step(stmt) == SQLITE_ROW: + setRow(stmt, result, L) + if finalize(stmt) != SQLITE_OK: dbError(db) + +proc getAllRows*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): seq[TRow] {.tags: [FReadDb].} = + ## executes the query and returns the whole result dataset. + result = @[] + for r in fastRows(db, query, args): + result.add(r) + +iterator rows*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): TRow {.tags: [FReadDb].} = + ## same as `FastRows`, but slower and safe. + for r in fastRows(db, query, args): yield r + +proc getValue*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): string {.tags: [FReadDb].} = + ## executes the query and returns the first column of the first row of the + ## result dataset. Returns "" if the dataset contains no rows or the database + ## value is NULL. + var stmt = setupQuery(db, query, args) + if step(stmt) == SQLITE_ROW: + let cb = column_bytes(stmt, 0) + if cb == 0: + result = "" + else: + result = newStringOfCap(cb) + add(result, column_text(stmt, 0)) + else: + result = "" + if finalize(stmt) != SQLITE_OK: dbError(db) + +proc tryInsertID*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): int64 + {.tags: [FWriteDb], raises: [].} = + ## executes the query (typically "INSERT") and returns the + ## generated ID for the row or -1 in case of an error. + var q = dbFormat(query, args) + var stmt: x_sqlite3.Pstmt + result = -1 + if prepare_v2(db, q, q.len.cint, stmt, nil) == SQLITE_OK: + if step(stmt) == SQLITE_DONE: + result = last_insert_rowid(db) + if finalize(stmt) != SQLITE_OK: + result = -1 + +proc insertID*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): int64 {.tags: [FWriteDb].} = + ## executes the query (typically "INSERT") and returns the + ## generated ID for the row. For Postgre this adds + ## ``RETURNING id`` to the query, so it only works if your primary key is + ## named ``id``. + result = tryInsertID(db, query, args) + if result < 0: dbError(db) + +proc execAffectedRows*(db: TDbConn, query: TSqlQuery, + args: varargs[string, `$`]): int64 {. + tags: [FReadDb, FWriteDb].} = + ## executes the query (typically "UPDATE") and returns the + ## number of affected rows. + exec(db, query, args) + result = changes(db) + +proc close*(db: TDbConn) {.tags: [FDb].} = + ## closes the database connection. + if x_sqlite3.close(db) != SQLITE_OK: dbError(db) + +proc open*(connection, user, password, database: string): TDbConn {. + tags: [FDb].} = + ## opens a database connection. Raises `EDb` if the connection could not + ## be established. Only the ``connection`` parameter is used for ``sqlite``. + var db: TDbConn + if x_sqlite3.open(connection, db) == SQLITE_OK: + result = db + else: + dbError(db) + +proc setEncoding*(connection: TDbConn, encoding: string): bool {. + tags: [FDb].} = + ## sets the encoding of a database connection, returns true for + ## success, false for failure. + ## + ## Note that the encoding cannot be changed once it's been set. + ## According to SQLite3 documentation, any attempt to change + ## the encoding after the database is created will be silently + ## ignored. + exec(connection, sql"PRAGMA encoding = ?", [encoding]) + result = connection.getValue(sql"PRAGMA encoding") == encoding + +when not defined(testing) and isMainModule: + var db = open("db.sql", "", "", "") + exec(db, sql"create table tbl1(one varchar(10), two smallint)", []) + exec(db, sql"insert into tbl1 values('hello!',10)", []) + exec(db, sql"insert into tbl1 values('goodbye', 20)", []) + #db.query("create table tbl1(one varchar(10), two smallint)") + #db.query("insert into tbl1 values('hello!',10)") + #db.query("insert into tbl1 values('goodbye', 20)") + for r in db.rows(sql"select * from tbl1", []): + echo(r[0], r[1]) + + db_sqlite.close(db)
A
lib/x_sqlite3.nim
@@ -0,0 +1,347 @@
+# +# +# Nim's Runtime Library +# (c) Copyright 2012 Andreas Rumpf +# +# See the file "copying.txt", included in this +# distribution, for details about the copyright. +# + +{.deadCodeElim: on.} +const + SQLITE_INTEGER* = 1 + SQLITE_FLOAT* = 2 + SQLITE_BLOB* = 4 + SQLITE_NULL* = 5 + SQLITE_TEXT* = 3 + SQLITE_UTF8* = 1 + SQLITE_UTF16LE* = 2 + SQLITE_UTF16BE* = 3 # Use native byte order + SQLITE_UTF16* = 4 # sqlite3_create_function only + SQLITE_ANY* = 5 #sqlite_exec return values + SQLITE_OK* = 0 + SQLITE_ERROR* = 1 # SQL error or missing database + SQLITE_INTERNAL* = 2 # An internal logic error in SQLite + SQLITE_PERM* = 3 # Access permission denied + SQLITE_ABORT* = 4 # Callback routine requested an abort + SQLITE_BUSY* = 5 # The database file is locked + SQLITE_LOCKED* = 6 # A table in the database is locked + SQLITE_NOMEM* = 7 # A malloc() failed + SQLITE_READONLY* = 8 # Attempt to write a readonly database + SQLITE_INTERRUPT* = 9 # Operation terminated by sqlite3_interrupt() + SQLITE_IOERR* = 10 # Some kind of disk I/O error occurred + SQLITE_CORRUPT* = 11 # The database disk image is malformed + SQLITE_NOTFOUND* = 12 # (Internal Only) Table or record not found + SQLITE_FULL* = 13 # Insertion failed because database is full + SQLITE_CANTOPEN* = 14 # Unable to open the database file + SQLITE_PROTOCOL* = 15 # Database lock protocol error + SQLITE_EMPTY* = 16 # Database is empty + SQLITE_SCHEMA* = 17 # The database schema changed + SQLITE_TOOBIG* = 18 # Too much data for one row of a table + SQLITE_CONSTRAINT* = 19 # Abort due to contraint violation + SQLITE_MISMATCH* = 20 # Data type mismatch + SQLITE_MISUSE* = 21 # Library used incorrectly + SQLITE_NOLFS* = 22 # Uses OS features not supported on host + SQLITE_AUTH* = 23 # Authorization denied + SQLITE_FORMAT* = 24 # Auxiliary database format error + SQLITE_RANGE* = 25 # 2nd parameter to sqlite3_bind out of range + SQLITE_NOTADB* = 26 # File opened that is not a database file + SQLITE_ROW* = 100 # sqlite3_step() has another row ready + SQLITE_DONE* = 101 # sqlite3_step() has finished executing + SQLITE_COPY* = 0 + SQLITE_CREATE_INDEX* = 1 + SQLITE_CREATE_TABLE* = 2 + SQLITE_CREATE_TEMP_INDEX* = 3 + SQLITE_CREATE_TEMP_TABLE* = 4 + SQLITE_CREATE_TEMP_TRIGGER* = 5 + SQLITE_CREATE_TEMP_VIEW* = 6 + SQLITE_CREATE_TRIGGER* = 7 + SQLITE_CREATE_VIEW* = 8 + SQLITE_DELETE* = 9 + SQLITE_DROP_INDEX* = 10 + SQLITE_DROP_TABLE* = 11 + SQLITE_DROP_TEMP_INDEX* = 12 + SQLITE_DROP_TEMP_TABLE* = 13 + SQLITE_DROP_TEMP_TRIGGER* = 14 + SQLITE_DROP_TEMP_VIEW* = 15 + SQLITE_DROP_TRIGGER* = 16 + SQLITE_DROP_VIEW* = 17 + SQLITE_INSERT* = 18 + SQLITE_PRAGMA* = 19 + SQLITE_READ* = 20 + SQLITE_SELECT* = 21 + SQLITE_TRANSACTION* = 22 + SQLITE_UPDATE* = 23 + SQLITE_ATTACH* = 24 + SQLITE_DETACH* = 25 + SQLITE_ALTER_TABLE* = 26 + SQLITE_REINDEX* = 27 + SQLITE_DENY* = 1 + SQLITE_IGNORE* = 2 # Original from sqlite3.h: + #define SQLITE_STATIC ((void(*)(void *))0) + #define SQLITE_TRANSIENT ((void(*)(void *))-1) + SQLITE_DETERMINISTIC* = 0x800 + +const + SQLITE_STATIC* = nil + SQLITE_TRANSIENT* = cast[pointer](- 1) + +type + TSqlite3 {.pure, final.} = object + PSqlite3* = ptr TSqlite3 + PPSqlite3* = ptr PSqlite3 + TContext{.pure, final.} = object + Pcontext* = ptr TContext + Tstmt{.pure, final.} = object + Pstmt* = ptr Tstmt + Tvalue{.pure, final.} = object + Pvalue* = ptr Tvalue + PValueArg* = array[0..127, Pvalue] + + Tcallback* = proc (para1: pointer, para2: int32, para3, + para4: cstringArray): int32{.cdecl.} + Tbind_destructor_func* = proc (para1: pointer){.cdecl.} + Tcreate_function_step_func* = proc (para1: Pcontext, para2: int32, + para3: PValueArg){.cdecl.} + Tcreate_function_func_func* = proc (para1: Pcontext, para2: int32, + para3: PValueArg){.cdecl.} + Tcreate_function_final_func* = proc (para1: Pcontext){.cdecl.} + Tresult_func* = proc (para1: pointer){.cdecl.} + Tcreate_collation_func* = proc (para1: pointer, para2: int32, para3: pointer, + para4: int32, para5: pointer): int32{.cdecl.} + Tcollation_needed_func* = proc (para1: pointer, para2: PSqlite3, eTextRep: int32, + para4: cstring){.cdecl.} + +proc close*(para1: PSqlite3): int32{.cdecl, importc: "sqlite3_close".} +proc exec*(para1: PSqlite3, sql: cstring, para3: Tcallback, para4: pointer, + errmsg: var cstring): int32{.cdecl, + importc: "sqlite3_exec".} +proc last_insert_rowid*(para1: PSqlite3): int64{.cdecl, + importc: "sqlite3_last_insert_rowid".} +proc changes*(para1: PSqlite3): int32{.cdecl, importc: "sqlite3_changes".} +proc total_changes*(para1: PSqlite3): int32{.cdecl, + importc: "sqlite3_total_changes".} +proc interrupt*(para1: PSqlite3){.cdecl, importc: "sqlite3_interrupt".} +proc complete*(sql: cstring): int32{.cdecl, + importc: "sqlite3_complete".} +proc complete16*(sql: pointer): int32{.cdecl, + importc: "sqlite3_complete16".} +proc busy_handler*(para1: PSqlite3, + para2: proc (para1: pointer, para2: int32): int32{.cdecl.}, + para3: pointer): int32{.cdecl, + importc: "sqlite3_busy_handler".} +proc busy_timeout*(para1: PSqlite3, ms: int32): int32{.cdecl, + importc: "sqlite3_busy_timeout".} +proc get_table*(para1: PSqlite3, sql: cstring, resultp: var cstringArray, + nrow, ncolumn: var cint, errmsg: ptr cstring): int32{.cdecl, + importc: "sqlite3_get_table".} +proc free_table*(result: cstringArray){.cdecl, + importc: "sqlite3_free_table".} + # Todo: see how translate sqlite3_mprintf, sqlite3_vmprintf, sqlite3_snprintf + # function sqlite3_mprintf(_para1:Pchar; args:array of const):Pchar;cdecl; external Sqlite3Lib name 'sqlite3_mprintf'; +proc mprintf*(para1: cstring): cstring{.cdecl, varargs, + importc: "sqlite3_mprintf".} + #function sqlite3_vmprintf(_para1:Pchar; _para2:va_list):Pchar;cdecl; external Sqlite3Lib name 'sqlite3_vmprintf'; +proc free*(z: cstring){.cdecl, importc: "sqlite3_free".} + #function sqlite3_snprintf(_para1:longint; _para2:Pchar; _para3:Pchar; args:array of const):Pchar;cdecl; external Sqlite3Lib name 'sqlite3_snprintf'; +proc snprintf*(para1: int32, para2: cstring, para3: cstring): cstring{.cdecl, + varargs, importc: "sqlite3_snprintf".} +proc set_authorizer*(para1: PSqlite3, xAuth: proc (para1: pointer, para2: int32, + para3: cstring, para4: cstring, para5: cstring, para6: cstring): int32{. + cdecl.}, pUserData: pointer): int32{.cdecl, + importc: "sqlite3_set_authorizer".} +proc trace*(para1: PSqlite3, xTrace: proc (para1: pointer, para2: cstring){.cdecl.}, + para3: pointer): pointer{.cdecl, + importc: "sqlite3_trace".} +proc progress_handler*(para1: PSqlite3, para2: int32, + para3: proc (para1: pointer): int32{.cdecl.}, + para4: pointer){.cdecl, + importc: "sqlite3_progress_handler".} +proc commit_hook*(para1: PSqlite3, para2: proc (para1: pointer): int32{.cdecl.}, + para3: pointer): pointer{.cdecl, + importc: "sqlite3_commit_hook".} +proc open*(filename: cstring, ppDb: var PSqlite3): int32{.cdecl, + importc: "sqlite3_open".} +proc open16*(filename: pointer, ppDb: var PSqlite3): int32{.cdecl, + importc: "sqlite3_open16".} +proc errcode*(db: PSqlite3): int32{.cdecl, importc: "sqlite3_errcode".} +proc errmsg*(para1: PSqlite3): cstring{.cdecl, importc: "sqlite3_errmsg".} +proc errmsg16*(para1: PSqlite3): pointer{.cdecl, + importc: "sqlite3_errmsg16".} +proc prepare*(db: PSqlite3, zSql: cstring, nBytes: int32, ppStmt: var Pstmt, + pzTail: ptr cstring): int32{.cdecl, + importc: "sqlite3_prepare".} + +proc prepare_v2*(db: PSqlite3, zSql: cstring, nByte: cint, ppStmt: var Pstmt, + pzTail: ptr cstring): cint {. + importc: "sqlite3_prepare_v2", cdecl } + +proc prepare16*(db: PSqlite3, zSql: pointer, nBytes: int32, ppStmt: var Pstmt, + pzTail: var pointer): int32{.cdecl, + importc: "sqlite3_prepare16".} +proc bind_blob*(para1: Pstmt, para2: int32, para3: pointer, n: int32, + para5: Tbind_destructor_func): int32{.cdecl, + importc: "sqlite3_bind_blob".} +proc bind_double*(para1: Pstmt, para2: int32, para3: float64): int32{.cdecl, + importc: "sqlite3_bind_double".} +proc bind_int*(para1: Pstmt, para2: int32, para3: int32): int32{.cdecl, + importc: "sqlite3_bind_int".} +proc bind_int64*(para1: Pstmt, para2: int32, para3: int64): int32{.cdecl, + importc: "sqlite3_bind_int64".} +proc bind_null*(para1: Pstmt, para2: int32): int32{.cdecl, + importc: "sqlite3_bind_null".} +proc bind_text*(para1: Pstmt, para2: int32, para3: cstring, n: int32, + para5: Tbind_destructor_func): int32{.cdecl, + importc: "sqlite3_bind_text".} +proc bind_text16*(para1: Pstmt, para2: int32, para3: pointer, para4: int32, + para5: Tbind_destructor_func): int32{.cdecl, + importc: "sqlite3_bind_text16".} + #function sqlite3_bind_value(_para1:Psqlite3_stmt; _para2:longint; _para3:Psqlite3_value):longint;cdecl; external Sqlite3Lib name 'sqlite3_bind_value'; + #These overloaded functions were introduced to allow the use of SQLITE_STATIC and SQLITE_TRANSIENT + #It's the c world man ;-) +proc bind_blob*(para1: Pstmt, para2: int32, para3: pointer, n: int32, + para5: int32): int32{.cdecl, + importc: "sqlite3_bind_blob".} +proc bind_text*(para1: Pstmt, para2: int32, para3: cstring, n: int32, + para5: int32): int32{.cdecl, + importc: "sqlite3_bind_text".} +proc bind_text16*(para1: Pstmt, para2: int32, para3: pointer, para4: int32, + para5: int32): int32{.cdecl, + importc: "sqlite3_bind_text16".} +proc bind_parameter_count*(para1: Pstmt): int32{.cdecl, + importc: "sqlite3_bind_parameter_count".} +proc bind_parameter_name*(para1: Pstmt, para2: int32): cstring{.cdecl, + importc: "sqlite3_bind_parameter_name".} +proc bind_parameter_index*(para1: Pstmt, zName: cstring): int32{.cdecl, + importc: "sqlite3_bind_parameter_index".} + #function sqlite3_clear_bindings(_para1:Psqlite3_stmt):longint;cdecl; external Sqlite3Lib name 'sqlite3_clear_bindings'; +proc column_count*(pStmt: Pstmt): int32{.cdecl, + importc: "sqlite3_column_count".} +proc column_name*(para1: Pstmt, para2: int32): cstring{.cdecl, + importc: "sqlite3_column_name".} +proc column_name16*(para1: Pstmt, para2: int32): pointer{.cdecl, + importc: "sqlite3_column_name16".} +proc column_decltype*(para1: Pstmt, i: int32): cstring{.cdecl, + importc: "sqlite3_column_decltype".} +proc column_decltype16*(para1: Pstmt, para2: int32): pointer{.cdecl, + importc: "sqlite3_column_decltype16".} +proc step*(para1: Pstmt): int32{.cdecl, importc: "sqlite3_step".} +proc data_count*(pStmt: Pstmt): int32{.cdecl, + importc: "sqlite3_data_count".} +proc column_blob*(para1: Pstmt, iCol: int32): pointer{.cdecl, + importc: "sqlite3_column_blob".} +proc column_bytes*(para1: Pstmt, iCol: int32): int32{.cdecl, + importc: "sqlite3_column_bytes".} +proc column_bytes16*(para1: Pstmt, iCol: int32): int32{.cdecl, + importc: "sqlite3_column_bytes16".} +proc column_double*(para1: Pstmt, iCol: int32): float64{.cdecl, + importc: "sqlite3_column_double".} +proc column_int*(para1: Pstmt, iCol: int32): int32{.cdecl, + importc: "sqlite3_column_int".} +proc column_int64*(para1: Pstmt, iCol: int32): int64{.cdecl, + importc: "sqlite3_column_int64".} +proc column_text*(para1: Pstmt, iCol: int32): cstring{.cdecl, + importc: "sqlite3_column_text".} +proc column_text16*(para1: Pstmt, iCol: int32): pointer{.cdecl, + importc: "sqlite3_column_text16".} +proc column_type*(para1: Pstmt, iCol: int32): int32{.cdecl, + importc: "sqlite3_column_type".} +proc finalize*(pStmt: Pstmt): int32{.cdecl, + importc: "sqlite3_finalize".} +proc reset*(pStmt: Pstmt): int32{.cdecl, importc: "sqlite3_reset".} +proc create_function*(para1: PSqlite3, zFunctionName: cstring, nArg: int32, + eTextRep: int32, para5: pointer, + xFunc: Tcreate_function_func_func, + xStep: Tcreate_function_step_func, + xFinal: Tcreate_function_final_func): int32{.cdecl, + importc: "sqlite3_create_function".} +proc create_function16*(para1: PSqlite3, zFunctionName: pointer, nArg: int32, + eTextRep: int32, para5: pointer, + xFunc: Tcreate_function_func_func, + xStep: Tcreate_function_step_func, + xFinal: Tcreate_function_final_func): int32{.cdecl, + importc: "sqlite3_create_function16".} +proc aggregate_count*(para1: Pcontext): int32{.cdecl, + importc: "sqlite3_aggregate_count".} +proc value_blob*(para1: Pvalue): pointer{.cdecl, + importc: "sqlite3_value_blob".} +proc value_bytes*(para1: Pvalue): int32{.cdecl, + importc: "sqlite3_value_bytes".} +proc value_bytes16*(para1: Pvalue): int32{.cdecl, + importc: "sqlite3_value_bytes16".} +proc value_double*(para1: Pvalue): float64{.cdecl, + importc: "sqlite3_value_double".} +proc value_int*(para1: Pvalue): int32{.cdecl, + importc: "sqlite3_value_int".} +proc value_int64*(para1: Pvalue): int64{.cdecl, + importc: "sqlite3_value_int64".} +proc value_text*(para1: Pvalue): cstring{.cdecl, + importc: "sqlite3_value_text".} +proc value_text16*(para1: Pvalue): pointer{.cdecl, + importc: "sqlite3_value_text16".} +proc value_text16le*(para1: Pvalue): pointer{.cdecl, + importc: "sqlite3_value_text16le".} +proc value_text16be*(para1: Pvalue): pointer{.cdecl, + importc: "sqlite3_value_text16be".} +proc value_type*(para1: Pvalue): int32{.cdecl, + importc: "sqlite3_value_type".} +proc aggregate_context*(para1: Pcontext, nBytes: int32): pointer{.cdecl, + importc: "sqlite3_aggregate_context".} +proc user_data*(para1: Pcontext): pointer{.cdecl, + importc: "sqlite3_user_data".} +proc get_auxdata*(para1: Pcontext, para2: int32): pointer{.cdecl, + importc: "sqlite3_get_auxdata".} +proc set_auxdata*(para1: Pcontext, para2: int32, para3: pointer, + para4: proc (para1: pointer){.cdecl.}){.cdecl, + importc: "sqlite3_set_auxdata".} +proc result_blob*(para1: Pcontext, para2: pointer, para3: int32, + para4: Tresult_func){.cdecl, + importc: "sqlite3_result_blob".} +proc result_double*(para1: Pcontext, para2: float64){.cdecl, + importc: "sqlite3_result_double".} +proc result_error*(para1: Pcontext, para2: cstring, para3: int32){.cdecl, + importc: "sqlite3_result_error".} +proc result_error16*(para1: Pcontext, para2: pointer, para3: int32){.cdecl, + importc: "sqlite3_result_error16".} +proc result_int*(para1: Pcontext, para2: int32){.cdecl, + importc: "sqlite3_result_int".} +proc result_int64*(para1: Pcontext, para2: int64){.cdecl, + importc: "sqlite3_result_int64".} +proc result_null*(para1: Pcontext){.cdecl, + importc: "sqlite3_result_null".} +proc result_text*(para1: Pcontext, para2: cstring, para3: int32, + para4: Tresult_func){.cdecl, + importc: "sqlite3_result_text".} +proc result_text16*(para1: Pcontext, para2: pointer, para3: int32, + para4: Tresult_func){.cdecl, + importc: "sqlite3_result_text16".} +proc result_text16le*(para1: Pcontext, para2: pointer, para3: int32, + para4: Tresult_func){.cdecl, + importc: "sqlite3_result_text16le".} +proc result_text16be*(para1: Pcontext, para2: pointer, para3: int32, + para4: Tresult_func){.cdecl, + importc: "sqlite3_result_text16be".} +proc result_value*(para1: Pcontext, para2: Pvalue){.cdecl, + importc: "sqlite3_result_value".} +proc create_collation*(para1: PSqlite3, zName: cstring, eTextRep: int32, + para4: pointer, xCompare: Tcreate_collation_func): int32{. + cdecl, importc: "sqlite3_create_collation".} +proc create_collation16*(para1: PSqlite3, zName: cstring, eTextRep: int32, + para4: pointer, xCompare: Tcreate_collation_func): int32{. + cdecl, importc: "sqlite3_create_collation16".} +proc collation_needed*(para1: PSqlite3, para2: pointer, para3: Tcollation_needed_func): int32{. + cdecl, importc: "sqlite3_collation_needed".} +proc collation_needed16*(para1: PSqlite3, para2: pointer, para3: Tcollation_needed_func): int32{. + cdecl, importc: "sqlite3_collation_needed16".} +proc libversion*(): cstring{.cdecl, importc: "sqlite3_libversion".} + #Alias for allowing better code portability (win32 is not working with external variables) +proc version*(): cstring{.cdecl, importc: "sqlite3_libversion".} + # Not published functions +proc libversion_number*(): int32{.cdecl, + importc: "sqlite3_libversion_number".} + #function sqlite3_key(db:Psqlite3; pKey:pointer; nKey:longint):longint;cdecl; external Sqlite3Lib name 'sqlite3_key'; + #function sqlite3_rekey(db:Psqlite3; pKey:pointer; nKey:longint):longint;cdecl; external Sqlite3Lib name 'sqlite3_rekey'; + #function sqlite3_sleep(_para1:longint):longint;cdecl; external Sqlite3Lib name 'sqlite3_sleep'; + #function sqlite3_expired(_para1:Psqlite3_stmt):longint;cdecl; external Sqlite3Lib name 'sqlite3_expired'; + #function sqlite3_global_recover:longint;cdecl; external Sqlite3Lib name 'sqlite3_global_recover'; +# implementation
M
litestore.nim
→
litestore.nim
@@ -1,6 +1,6 @@
import - sqlite3, - db_sqlite as db, + lib/x_sqlite3, + lib/x_db_sqlite as db, strutils, os, oids,
M
litestore.nim.cfg
→
litestore.nim.cfg
@@ -1,5 +1,4 @@
define:release -dynlibOverride:sqlite3 threads:on # https://gist.github.com/Drakulix/9881160
M
vendor/sqlite/libsqlite3.c
→
vendor/sqlite/libsqlite3.c
@@ -1,6 +1,6 @@
/****************************************************************************** ** This file is an amalgamation of many separate C source files from SQLite -** version 3.8.8.3. By combining all the individual C code files into this +** version 3.8.10.1. By combining all the individual C code files into this ** single large file, the entire code can be compiled as a single translation ** unit. This allows many compilers to do optimizations that would not be ** possible if the files were compiled separately. Performance improvements@@ -21,9 +21,6 @@ #define SQLITE_CORE 1
#define SQLITE_AMALGAMATION 1 #ifndef SQLITE_PRIVATE # define SQLITE_PRIVATE static -#endif -#ifndef SQLITE_API -# define SQLITE_API #endif /************** Begin file sqliteInt.h ***************************************/ /*@@ -73,6 +70,7 @@ #pragma warning(disable : 4054)
#pragma warning(disable : 4055) #pragma warning(disable : 4100) #pragma warning(disable : 4127) +#pragma warning(disable : 4130) #pragma warning(disable : 4152) #pragma warning(disable : 4189) #pragma warning(disable : 4206)@@ -91,6 +89,44 @@ /************** End of msvc.h ************************************************/
/************** Continuing where we left off in sqliteInt.h ******************/ /* +** Special setup for VxWorks +*/ +/************** Include vxworks.h in the middle of sqliteInt.h ***************/ +/************** Begin file vxworks.h *****************************************/ +/* +** 2015-03-02 +** +** The author disclaims copyright to this source code. In place of +** a legal notice, here is a blessing: +** +** May you do good and not evil. +** May you find forgiveness for yourself and forgive others. +** May you share freely, never taking more than you give. +** +****************************************************************************** +** +** This file contains code that is specific to Wind River's VxWorks +*/ +#if defined(__RTP__) || defined(_WRS_KERNEL) +/* This is VxWorks. Set up things specially for that OS +*/ +#include <vxWorks.h> +#include <pthread.h> /* amalgamator: dontcache */ +#define OS_VXWORKS 1 +#define SQLITE_OS_OTHER 0 +#define SQLITE_HOMEGROWN_RECURSIVE_MUTEX 1 +#define SQLITE_OMIT_LOAD_EXTENSION 1 +#define SQLITE_ENABLE_LOCKING_STYLE 0 +#define HAVE_UTIME 1 +#else +/* This is not VxWorks. */ +#define OS_VXWORKS 0 +#endif /* defined(_WRS_KERNEL) */ + +/************** End of vxworks.h *********************************************/ +/************** Continuing where we left off in sqliteInt.h ******************/ + +/* ** These #defines should enable >2GB file support on POSIX if the ** underlying operating system supports it. If the OS lacks ** large file support, or if the OS is windows, these should be no-ops.@@ -214,16 +250,20 @@ #endif
/* -** Add the ability to override 'extern' +** Provide the ability to override linkage features of the interface. */ #ifndef SQLITE_EXTERN # define SQLITE_EXTERN extern #endif - #ifndef SQLITE_API # define SQLITE_API #endif - +#ifndef SQLITE_CDECL +# define SQLITE_CDECL +#endif +#ifndef SQLITE_STDCALL +# define SQLITE_STDCALL +#endif /* ** These no-op macros are used in front of interfaces to mark those@@ -278,9 +318,9 @@ ** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()], ** [sqlite_version()] and [sqlite_source_id()]. */ -#define SQLITE_VERSION "3.8.8.3" -#define SQLITE_VERSION_NUMBER 3008008 -#define SQLITE_SOURCE_ID "2015-02-25 13:29:11 9d6c1880fb75660bbabd693175579529785f8a6b" +#define SQLITE_VERSION "3.8.10.1" +#define SQLITE_VERSION_NUMBER 3008010 +#define SQLITE_SOURCE_ID "2015-05-09 12:14:55 05b4b1f2a937c06c90db70c09890038f6c98ec40" /* ** CAPI3REF: Run-Time Library Version Numbers@@ -313,9 +353,9 @@ **
** See also: [sqlite_version()] and [sqlite_source_id()]. */ SQLITE_API const char sqlite3_version[] = SQLITE_VERSION; -SQLITE_API const char *sqlite3_libversion(void); -SQLITE_API const char *sqlite3_sourceid(void); -SQLITE_API int sqlite3_libversion_number(void); +SQLITE_API const char *SQLITE_STDCALL sqlite3_libversion(void); +SQLITE_API const char *SQLITE_STDCALL sqlite3_sourceid(void); +SQLITE_API int SQLITE_STDCALL sqlite3_libversion_number(void); /* ** CAPI3REF: Run-Time Library Compilation Options Diagnostics@@ -340,8 +380,8 @@ ** See also: SQL functions [sqlite_compileoption_used()] and
** [sqlite_compileoption_get()] and the [compile_options pragma]. */ #ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS -SQLITE_API int sqlite3_compileoption_used(const char *zOptName); -SQLITE_API const char *sqlite3_compileoption_get(int N); +SQLITE_API int SQLITE_STDCALL sqlite3_compileoption_used(const char *zOptName); +SQLITE_API const char *SQLITE_STDCALL sqlite3_compileoption_get(int N); #endif /*@@ -380,7 +420,7 @@ ** is unchanged by calls to sqlite3_config().)^
** ** See the [threading mode] documentation for additional information. */ -SQLITE_API int sqlite3_threadsafe(void); +SQLITE_API int SQLITE_STDCALL sqlite3_threadsafe(void); /* ** CAPI3REF: Database Connection Handle@@ -437,6 +477,7 @@ #endif
/* ** CAPI3REF: Closing A Database Connection +** DESTRUCTOR: sqlite3 ** ** ^The sqlite3_close() and sqlite3_close_v2() routines are destructors ** for the [sqlite3] object.@@ -476,8 +517,8 @@ ** [sqlite3_open_v2()], and not previously closed.
** ^Calling sqlite3_close() or sqlite3_close_v2() with a NULL pointer ** argument is a harmless no-op. */ -SQLITE_API int sqlite3_close(sqlite3*); -SQLITE_API int sqlite3_close_v2(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_close(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_close_v2(sqlite3*); /* ** The type for a callback function.@@ -488,6 +529,7 @@ typedef int (*sqlite3_callback)(void*,int,char**, char**);
/* ** CAPI3REF: One-Step Query Execution Interface +** METHOD: sqlite3 ** ** The sqlite3_exec() interface is a convenience wrapper around ** [sqlite3_prepare_v2()], [sqlite3_step()], and [sqlite3_finalize()],@@ -547,7 +589,7 @@ ** <li> The application must not modify the SQL statement text passed into
** the 2nd parameter of sqlite3_exec() while sqlite3_exec() is running. ** </ul> */ -SQLITE_API int sqlite3_exec( +SQLITE_API int SQLITE_STDCALL sqlite3_exec( sqlite3*, /* An open database */ const char *sql, /* SQL to be evaluated */ int (*callback)(void*,int,char**,char**), /* Callback function */@@ -927,14 +969,16 @@ ** These integer constants are opcodes for the xFileControl method
** of the [sqlite3_io_methods] object and for the [sqlite3_file_control()] ** interface. ** +** <ul> +** <li>[[SQLITE_FCNTL_LOCKSTATE]] ** The [SQLITE_FCNTL_LOCKSTATE] opcode is used for debugging. This ** opcode causes the xFileControl method to write the current state of ** the lock (one of [SQLITE_LOCK_NONE], [SQLITE_LOCK_SHARED], ** [SQLITE_LOCK_RESERVED], [SQLITE_LOCK_PENDING], or [SQLITE_LOCK_EXCLUSIVE]) ** into an integer that the pArg argument points to. This capability -** is used during testing and only needs to be supported when SQLITE_TEST -** is defined. -** <ul> +** is used during testing and is only available when the SQLITE_TEST +** compile-time option is used. +** ** <li>[[SQLITE_FCNTL_SIZE_HINT]] ** The [SQLITE_FCNTL_SIZE_HINT] opcode is used by SQLite to give the VFS ** layer a hint of how large the database file will grow to be during the@@ -1059,7 +1103,9 @@ ** [SQLITE_FCNTL_PRAGMA] file control returns [SQLITE_NOTFOUND], then normal
** [PRAGMA] processing continues. ^If the [SQLITE_FCNTL_PRAGMA] ** file control returns [SQLITE_OK], then the parser assumes that the ** VFS has handled the PRAGMA itself and the parser generates a no-op -** prepared statement. ^If the [SQLITE_FCNTL_PRAGMA] file control returns +** prepared statement if result string is NULL, or that returns a copy +** of the result string if the string is non-NULL. +** ^If the [SQLITE_FCNTL_PRAGMA] file control returns ** any result code other than [SQLITE_OK] or [SQLITE_NOTFOUND], that means ** that the VFS encountered an error while handling the [PRAGMA] and the ** compilation of the PRAGMA fails with an error. ^The [SQLITE_FCNTL_PRAGMA]@@ -1116,13 +1162,20 @@ ** The [SQLITE_FCNTL_WIN32_SET_HANDLE] opcode is used for debugging. This
** opcode causes the xFileControl method to swap the file handle with the one ** pointed to by the pArg argument. This capability is used during testing ** and only needs to be supported when SQLITE_TEST is defined. +** +** <li>[[SQLITE_FCNTL_WAL_BLOCK]] +** The [SQLITE_FCNTL_WAL_BLOCK] is a signal to the VFS layer that it might +** be advantageous to block on the next WAL lock if the lock is not immediately +** available. The WAL subsystem issues this signal during rare +** circumstances in order to fix a problem with priority inversion. +** Applications should <em>not</em> use this file-control. ** ** </ul> */ #define SQLITE_FCNTL_LOCKSTATE 1 -#define SQLITE_GET_LOCKPROXYFILE 2 -#define SQLITE_SET_LOCKPROXYFILE 3 -#define SQLITE_LAST_ERRNO 4 +#define SQLITE_FCNTL_GET_LOCKPROXYFILE 2 +#define SQLITE_FCNTL_SET_LOCKPROXYFILE 3 +#define SQLITE_FCNTL_LAST_ERRNO 4 #define SQLITE_FCNTL_SIZE_HINT 5 #define SQLITE_FCNTL_CHUNK_SIZE 6 #define SQLITE_FCNTL_FILE_POINTER 7@@ -1141,6 +1194,13 @@ #define SQLITE_FCNTL_HAS_MOVED 20
#define SQLITE_FCNTL_SYNC 21 #define SQLITE_FCNTL_COMMIT_PHASETWO 22 #define SQLITE_FCNTL_WIN32_SET_HANDLE 23 +#define SQLITE_FCNTL_WAL_BLOCK 24 + +/* deprecated names */ +#define SQLITE_GET_LOCKPROXYFILE SQLITE_FCNTL_GET_LOCKPROXYFILE +#define SQLITE_SET_LOCKPROXYFILE SQLITE_FCNTL_SET_LOCKPROXYFILE +#define SQLITE_LAST_ERRNO SQLITE_FCNTL_LAST_ERRNO + /* ** CAPI3REF: Mutex Handle@@ -1489,10 +1549,10 @@ ** implementation of sqlite3_os_init() or sqlite3_os_end()
** must return [SQLITE_OK] on success and some other [error code] upon ** failure. */ -SQLITE_API int sqlite3_initialize(void); -SQLITE_API int sqlite3_shutdown(void); -SQLITE_API int sqlite3_os_init(void); -SQLITE_API int sqlite3_os_end(void); +SQLITE_API int SQLITE_STDCALL sqlite3_initialize(void); +SQLITE_API int SQLITE_STDCALL sqlite3_shutdown(void); +SQLITE_API int SQLITE_STDCALL sqlite3_os_init(void); +SQLITE_API int SQLITE_STDCALL sqlite3_os_end(void); /* ** CAPI3REF: Configuring The SQLite Library@@ -1523,10 +1583,11 @@ ** ^When a configuration option is set, sqlite3_config() returns [SQLITE_OK].
** ^If the option is unknown or SQLite is unable to set the option ** then this routine returns a non-zero [error code]. */ -SQLITE_API int sqlite3_config(int, ...); +SQLITE_API int SQLITE_CDECL sqlite3_config(int, ...); /* ** CAPI3REF: Configure database connections +** METHOD: sqlite3 ** ** The sqlite3_db_config() interface is used to make configuration ** changes to a [database connection]. The interface is similar to@@ -1541,7 +1602,7 @@ **
** ^Calls to sqlite3_db_config() return SQLITE_OK if and only if ** the call is considered successful. */ -SQLITE_API int sqlite3_db_config(sqlite3*, int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_db_config(sqlite3*, int op, ...); /* ** CAPI3REF: Memory Allocation Routines@@ -1701,7 +1762,7 @@ ** <ul>
** <li> [sqlite3_memory_used()] ** <li> [sqlite3_memory_highwater()] ** <li> [sqlite3_soft_heap_limit64()] -** <li> [sqlite3_status()] +** <li> [sqlite3_status64()] ** </ul>)^ ** ^Memory allocation statistics are enabled by default unless SQLite is ** compiled with [SQLITE_DEFAULT_MEMSTATUS]=0 in which case memory@@ -1912,7 +1973,6 @@ ** <dd>^The SQLITE_CONFIG_WIN32_HEAPSIZE option is only available if SQLite is
** compiled for Windows with the [SQLITE_WIN32_MALLOC] pre-processor macro ** defined. ^SQLITE_CONFIG_WIN32_HEAPSIZE takes a 32-bit unsigned integer value ** that specifies the maximum size of the created heap. -** </dl> ** ** [[SQLITE_CONFIG_PCACHE_HDRSZ]] ** <dt>SQLITE_CONFIG_PCACHE_HDRSZ@@ -2025,15 +2085,17 @@
/* ** CAPI3REF: Enable Or Disable Extended Result Codes +** METHOD: sqlite3 ** ** ^The sqlite3_extended_result_codes() routine enables or disables the ** [extended result codes] feature of SQLite. ^The extended result ** codes are disabled by default for historical compatibility. */ -SQLITE_API int sqlite3_extended_result_codes(sqlite3*, int onoff); +SQLITE_API int SQLITE_STDCALL sqlite3_extended_result_codes(sqlite3*, int onoff); /* ** CAPI3REF: Last Insert Rowid +** METHOD: sqlite3 ** ** ^Each entry in most SQLite tables (except for [WITHOUT ROWID] tables) ** has a unique 64-bit signed@@ -2081,10 +2143,11 @@ ** then the value returned by [sqlite3_last_insert_rowid()] is
** unpredictable and might not equal either the old or the new ** last insert [rowid]. */ -SQLITE_API sqlite3_int64 sqlite3_last_insert_rowid(sqlite3*); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_last_insert_rowid(sqlite3*); /* ** CAPI3REF: Count The Number Of Rows Modified +** METHOD: sqlite3 ** ** ^This function returns the number of rows modified, inserted or ** deleted by the most recently completed INSERT, UPDATE or DELETE@@ -2133,10 +2196,11 @@ ** If a separate thread makes changes on the same database connection
** while [sqlite3_changes()] is running then the value returned ** is unpredictable and not meaningful. */ -SQLITE_API int sqlite3_changes(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_changes(sqlite3*); /* ** CAPI3REF: Total Number Of Rows Modified +** METHOD: sqlite3 ** ** ^This function returns the total number of rows inserted, modified or ** deleted by all [INSERT], [UPDATE] or [DELETE] statements completed@@ -2156,10 +2220,11 @@ ** If a separate thread makes changes on the same database connection
** while [sqlite3_total_changes()] is running then the value ** returned is unpredictable and not meaningful. */ -SQLITE_API int sqlite3_total_changes(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_total_changes(sqlite3*); /* ** CAPI3REF: Interrupt A Long-Running Query +** METHOD: sqlite3 ** ** ^This function causes any pending database operation to abort and ** return at its earliest opportunity. This routine is typically@@ -2195,7 +2260,7 @@ **
** If the database connection closes while [sqlite3_interrupt()] ** is running then bad things will likely happen. */ -SQLITE_API void sqlite3_interrupt(sqlite3*); +SQLITE_API void SQLITE_STDCALL sqlite3_interrupt(sqlite3*); /* ** CAPI3REF: Determine If An SQL Statement Is Complete@@ -2230,12 +2295,13 @@ **
** The input to [sqlite3_complete16()] must be a zero-terminated ** UTF-16 string in native byte order. */ -SQLITE_API int sqlite3_complete(const char *sql); -SQLITE_API int sqlite3_complete16(const void *sql); +SQLITE_API int SQLITE_STDCALL sqlite3_complete(const char *sql); +SQLITE_API int SQLITE_STDCALL sqlite3_complete16(const void *sql); /* ** CAPI3REF: Register A Callback To Handle SQLITE_BUSY Errors ** KEYWORDS: {busy-handler callback} {busy handler} +** METHOD: sqlite3 ** ** ^The sqlite3_busy_handler(D,X,P) routine sets a callback function X ** that might be invoked with argument P whenever@@ -2291,10 +2357,11 @@ **
** A busy handler must not close the database connection ** or [prepared statement] that invoked the busy handler. */ -SQLITE_API int sqlite3_busy_handler(sqlite3*, int(*)(void*,int), void*); +SQLITE_API int SQLITE_STDCALL sqlite3_busy_handler(sqlite3*, int(*)(void*,int), void*); /* ** CAPI3REF: Set A Busy Timeout +** METHOD: sqlite3 ** ** ^This routine sets a [sqlite3_busy_handler | busy handler] that sleeps ** for a specified amount of time when a table is locked. ^The handler@@ -2313,10 +2380,11 @@ ** this routine, that other busy handler is cleared.)^
** ** See also: [PRAGMA busy_timeout] */ -SQLITE_API int sqlite3_busy_timeout(sqlite3*, int ms); +SQLITE_API int SQLITE_STDCALL sqlite3_busy_timeout(sqlite3*, int ms); /* ** CAPI3REF: Convenience Routines For Running Queries +** METHOD: sqlite3 ** ** This is a legacy interface that is preserved for backwards compatibility. ** Use of this interface is not recommended.@@ -2387,7 +2455,7 @@ ** wrapper layer outside of the internal [sqlite3_exec()] call are not
** reflected in subsequent calls to [sqlite3_errcode()] or ** [sqlite3_errmsg()]. */ -SQLITE_API int sqlite3_get_table( +SQLITE_API int SQLITE_STDCALL sqlite3_get_table( sqlite3 *db, /* An open database */ const char *zSql, /* SQL to be evaluated */ char ***pazResult, /* Results of the query */@@ -2395,13 +2463,17 @@ int *pnRow, /* Number of result rows written here */
int *pnColumn, /* Number of result columns written here */ char **pzErrmsg /* Error msg written here */ ); -SQLITE_API void sqlite3_free_table(char **result); +SQLITE_API void SQLITE_STDCALL sqlite3_free_table(char **result); /* ** CAPI3REF: Formatted String Printing Functions ** ** These routines are work-alikes of the "printf()" family of functions ** from the standard C library. +** These routines understand most of the common K&R formatting options, +** plus some additional non-standard formats, detailed below. +** Note that some of the more obscure formatting options from recent +** C-library standards are omitted from this implementation. ** ** ^The sqlite3_mprintf() and sqlite3_vmprintf() routines write their ** results into memory obtained from [sqlite3_malloc()].@@ -2434,7 +2506,7 @@ **
** These routines all implement some additional formatting ** options that are useful for constructing SQL statements. ** All of the usual printf() formatting options apply. In addition, there -** is are "%q", "%Q", and "%z" options. +** is are "%q", "%Q", "%w" and "%z" options. ** ** ^(The %q option works like %s in that it substitutes a nul-terminated ** string from the argument list. But %q also doubles every '\'' character.@@ -2487,14 +2559,20 @@ **
** The code above will render a correct SQL statement in the zSQL ** variable even if the zText variable is a NULL pointer. ** +** ^(The "%w" formatting option is like "%q" except that it expects to +** be contained within double-quotes instead of single quotes, and it +** escapes the double-quote character instead of the single-quote +** character.)^ The "%w" formatting option is intended for safely inserting +** table and column names into a constructed SQL statement. +** ** ^(The "%z" formatting option works like "%s" but with the ** addition that after the string has been read and copied into ** the result, [sqlite3_free()] is called on the input string.)^ */ -SQLITE_API char *sqlite3_mprintf(const char*,...); -SQLITE_API char *sqlite3_vmprintf(const char*, va_list); -SQLITE_API char *sqlite3_snprintf(int,char*,const char*, ...); -SQLITE_API char *sqlite3_vsnprintf(int,char*,const char*, va_list); +SQLITE_API char *SQLITE_CDECL sqlite3_mprintf(const char*,...); +SQLITE_API char *SQLITE_STDCALL sqlite3_vmprintf(const char*, va_list); +SQLITE_API char *SQLITE_CDECL sqlite3_snprintf(int,char*,const char*, ...); +SQLITE_API char *SQLITE_STDCALL sqlite3_vsnprintf(int,char*,const char*, va_list); /* ** CAPI3REF: Memory Allocation Subsystem@@ -2584,12 +2662,12 @@ ** The application must not read or write any part of
** a block of memory after it has been released using ** [sqlite3_free()] or [sqlite3_realloc()]. */ -SQLITE_API void *sqlite3_malloc(int); -SQLITE_API void *sqlite3_malloc64(sqlite3_uint64); -SQLITE_API void *sqlite3_realloc(void*, int); -SQLITE_API void *sqlite3_realloc64(void*, sqlite3_uint64); -SQLITE_API void sqlite3_free(void*); -SQLITE_API sqlite3_uint64 sqlite3_msize(void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc(int); +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc64(sqlite3_uint64); +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc(void*, int); +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc64(void*, sqlite3_uint64); +SQLITE_API void SQLITE_STDCALL sqlite3_free(void*); +SQLITE_API sqlite3_uint64 SQLITE_STDCALL sqlite3_msize(void*); /* ** CAPI3REF: Memory Allocator Statistics@@ -2614,8 +2692,8 @@ ** [sqlite3_memory_highwater()] is true. ^The value returned
** by [sqlite3_memory_highwater(1)] is the high-water mark ** prior to the reset. */ -SQLITE_API sqlite3_int64 sqlite3_memory_used(void); -SQLITE_API sqlite3_int64 sqlite3_memory_highwater(int resetFlag); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_used(void); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_highwater(int resetFlag); /* ** CAPI3REF: Pseudo-Random Number Generator@@ -2638,10 +2716,11 @@ ** non-NULL P then the pseudo-randomness is generated
** internally and without recourse to the [sqlite3_vfs] xRandomness ** method. */ -SQLITE_API void sqlite3_randomness(int N, void *P); +SQLITE_API void SQLITE_STDCALL sqlite3_randomness(int N, void *P); /* ** CAPI3REF: Compile-Time Authorization Callbacks +** METHOD: sqlite3 ** ** ^This routine registers an authorizer callback with a particular ** [database connection], supplied in the first argument.@@ -2720,7 +2799,7 @@ ** performed during statement evaluation in [sqlite3_step()], unless
** as stated in the previous paragraph, sqlite3_step() invokes ** sqlite3_prepare_v2() to reprepare a statement after a schema change. */ -SQLITE_API int sqlite3_set_authorizer( +SQLITE_API int SQLITE_STDCALL sqlite3_set_authorizer( sqlite3*, int (*xAuth)(void*,int,const char*,const char*,const char*,const char*), void *pUserData@@ -2798,6 +2877,7 @@ #define SQLITE_RECURSIVE 33 /* NULL NULL */
/* ** CAPI3REF: Tracing And Profiling Functions +** METHOD: sqlite3 ** ** These routines register callback functions that can be used for ** tracing and profiling the execution of SQL statements.@@ -2824,12 +2904,13 @@ ** might provide greater resolution on the profiler callback. The
** sqlite3_profile() function is considered experimental and is ** subject to change in future versions of SQLite. */ -SQLITE_API void *sqlite3_trace(sqlite3*, void(*xTrace)(void*,const char*), void*); -SQLITE_API SQLITE_EXPERIMENTAL void *sqlite3_profile(sqlite3*, +SQLITE_API void *SQLITE_STDCALL sqlite3_trace(sqlite3*, void(*xTrace)(void*,const char*), void*); +SQLITE_API SQLITE_EXPERIMENTAL void *SQLITE_STDCALL sqlite3_profile(sqlite3*, void(*xProfile)(void*,const char*,sqlite3_uint64), void*); /* ** CAPI3REF: Query Progress Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_progress_handler(D,N,X,P) interface causes the callback ** function X to be invoked periodically during long running calls to@@ -2859,10 +2940,11 @@ ** Note that [sqlite3_prepare_v2()] and [sqlite3_step()] both modify their
** database connections for the meaning of "modify" in this paragraph. ** */ -SQLITE_API void sqlite3_progress_handler(sqlite3*, int, int(*)(void*), void*); +SQLITE_API void SQLITE_STDCALL sqlite3_progress_handler(sqlite3*, int, int(*)(void*), void*); /* ** CAPI3REF: Opening A New Database Connection +** CONSTRUCTOR: sqlite3 ** ** ^These routines open an SQLite database file as specified by the ** filename argument. ^The filename argument is interpreted as UTF-8 for@@ -3087,15 +3169,15 @@ ** features that require the use of temporary files may fail.
** ** See also: [sqlite3_temp_directory] */ -SQLITE_API int sqlite3_open( +SQLITE_API int SQLITE_STDCALL sqlite3_open( const char *filename, /* Database filename (UTF-8) */ sqlite3 **ppDb /* OUT: SQLite db handle */ ); -SQLITE_API int sqlite3_open16( +SQLITE_API int SQLITE_STDCALL sqlite3_open16( const void *filename, /* Database filename (UTF-16) */ sqlite3 **ppDb /* OUT: SQLite db handle */ ); -SQLITE_API int sqlite3_open_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_open_v2( const char *filename, /* Database filename (UTF-8) */ sqlite3 **ppDb, /* OUT: SQLite db handle */ int flags, /* Flags */@@ -3141,19 +3223,22 @@ ** is not a database file pathname pointer that SQLite passed into the xOpen
** VFS method, then the behavior of this routine is undefined and probably ** undesirable. */ -SQLITE_API const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam); -SQLITE_API int sqlite3_uri_boolean(const char *zFile, const char *zParam, int bDefault); -SQLITE_API sqlite3_int64 sqlite3_uri_int64(const char*, const char*, sqlite3_int64); +SQLITE_API const char *SQLITE_STDCALL sqlite3_uri_parameter(const char *zFilename, const char *zParam); +SQLITE_API int SQLITE_STDCALL sqlite3_uri_boolean(const char *zFile, const char *zParam, int bDefault); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_uri_int64(const char*, const char*, sqlite3_int64); /* ** CAPI3REF: Error Codes And Messages +** METHOD: sqlite3 ** -** ^The sqlite3_errcode() interface returns the numeric [result code] or -** [extended result code] for the most recent failed sqlite3_* API call -** associated with a [database connection]. If a prior API call failed -** but the most recent API call succeeded, the return value from -** sqlite3_errcode() is undefined. ^The sqlite3_extended_errcode() +** ^If the most recent sqlite3_* API call associated with +** [database connection] D failed, then the sqlite3_errcode(D) interface +** returns the numeric [result code] or [extended result code] for that +** API call. +** If the most recent API call was successful, +** then the return value from sqlite3_errcode() is undefined. +** ^The sqlite3_extended_errcode() ** interface is the same except that it always returns the ** [extended result code] even when extended result codes are ** disabled.@@ -3184,40 +3269,41 @@ ** If an interface fails with SQLITE_MISUSE, that means the interface
** was invoked incorrectly by the application. In that case, the ** error code and message may or may not be set. */ -SQLITE_API int sqlite3_errcode(sqlite3 *db); -SQLITE_API int sqlite3_extended_errcode(sqlite3 *db); -SQLITE_API const char *sqlite3_errmsg(sqlite3*); -SQLITE_API const void *sqlite3_errmsg16(sqlite3*); -SQLITE_API const char *sqlite3_errstr(int); +SQLITE_API int SQLITE_STDCALL sqlite3_errcode(sqlite3 *db); +SQLITE_API int SQLITE_STDCALL sqlite3_extended_errcode(sqlite3 *db); +SQLITE_API const char *SQLITE_STDCALL sqlite3_errmsg(sqlite3*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_errmsg16(sqlite3*); +SQLITE_API const char *SQLITE_STDCALL sqlite3_errstr(int); /* -** CAPI3REF: SQL Statement Object +** CAPI3REF: Prepared Statement Object ** KEYWORDS: {prepared statement} {prepared statements} ** -** An instance of this object represents a single SQL statement. -** This object is variously known as a "prepared statement" or a -** "compiled SQL statement" or simply as a "statement". +** An instance of this object represents a single SQL statement that +** has been compiled into binary form and is ready to be evaluated. +** +** Think of each SQL statement as a separate computer program. The +** original SQL text is source code. A prepared statement object +** is the compiled object code. All SQL must be converted into a +** prepared statement before it can be run. ** -** The life of a statement object goes something like this: +** The life-cycle of a prepared statement object usually goes like this: ** ** <ol> -** <li> Create the object using [sqlite3_prepare_v2()] or a related -** function. -** <li> Bind values to [host parameters] using the sqlite3_bind_*() +** <li> Create the prepared statement object using [sqlite3_prepare_v2()]. +** <li> Bind values to [parameters] using the sqlite3_bind_*() ** interfaces. ** <li> Run the SQL by calling [sqlite3_step()] one or more times. -** <li> Reset the statement using [sqlite3_reset()] then go back +** <li> Reset the prepared statement using [sqlite3_reset()] then go back ** to step 2. Do this zero or more times. ** <li> Destroy the object using [sqlite3_finalize()]. ** </ol> -** -** Refer to documentation on individual methods above for additional -** information. */ typedef struct sqlite3_stmt sqlite3_stmt; /* ** CAPI3REF: Run-time Limits +** METHOD: sqlite3 ** ** ^(This interface allows the size of various constructs to be limited ** on a connection by connection basis. The first parameter is the@@ -3255,7 +3341,7 @@ ** [max_page_count] [PRAGMA].
** ** New run-time limit categories may be added in future releases. */ -SQLITE_API int sqlite3_limit(sqlite3*, int id, int newVal); +SQLITE_API int SQLITE_STDCALL sqlite3_limit(sqlite3*, int id, int newVal); /* ** CAPI3REF: Run-Time Limit Categories@@ -3329,6 +3415,8 @@
/* ** CAPI3REF: Compiling An SQL Statement ** KEYWORDS: {SQL statement compiler} +** METHOD: sqlite3 +** CONSTRUCTOR: sqlite3_stmt ** ** To execute an SQL query, it must first be compiled into a byte-code ** program using one of these routines.@@ -3342,16 +3430,14 @@ ** as either UTF-8 or UTF-16. The sqlite3_prepare() and sqlite3_prepare_v2()
** interfaces use UTF-8, and sqlite3_prepare16() and sqlite3_prepare16_v2() ** use UTF-16. ** -** ^If the nByte argument is less than zero, then zSql is read up to the -** first zero terminator. ^If nByte is non-negative, then it is the maximum -** number of bytes read from zSql. ^When nByte is non-negative, the -** zSql string ends at either the first '\000' or '\u0000' character or -** the nByte-th byte, whichever comes first. If the caller knows -** that the supplied string is nul-terminated, then there is a small -** performance advantage to be gained by passing an nByte parameter that -** is equal to the number of bytes in the input string <i>including</i> -** the nul-terminator bytes as this saves SQLite from having to -** make a copy of the input string. +** ^If the nByte argument is negative, then zSql is read up to the +** first zero terminator. ^If nByte is positive, then it is the +** number of bytes read from zSql. ^If nByte is zero, then no prepared +** statement is generated. +** If the caller knows that the supplied string is nul-terminated, then +** there is a small performance advantage to passing an nByte parameter that +** is the number of bytes in the input string <i>including</i> +** the nul-terminator. ** ** ^If pzTail is not NULL then *pzTail is made to point to the first byte ** past the end of the first SQL statement in zSql. These routines only@@ -3407,28 +3493,28 @@ ** and the [SQLITE_ENABLE_STAT3] compile-time option is enabled.
** </li> ** </ol> */ -SQLITE_API int sqlite3_prepare( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare( sqlite3 *db, /* Database handle */ const char *zSql, /* SQL statement, UTF-8 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const char **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare_v2( sqlite3 *db, /* Database handle */ const char *zSql, /* SQL statement, UTF-8 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const char **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare16( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16( sqlite3 *db, /* Database handle */ const void *zSql, /* SQL statement, UTF-16 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const void **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare16_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16_v2( sqlite3 *db, /* Database handle */ const void *zSql, /* SQL statement, UTF-16 encoded */ int nByte, /* Maximum length of zSql in bytes. */@@ -3438,15 +3524,17 @@ );
/* ** CAPI3REF: Retrieving Statement SQL +** METHOD: sqlite3_stmt ** ** ^This interface can be used to retrieve a saved copy of the original ** SQL text used to create a [prepared statement] if that statement was ** compiled using either [sqlite3_prepare_v2()] or [sqlite3_prepare16_v2()]. */ -SQLITE_API const char *sqlite3_sql(sqlite3_stmt *pStmt); +SQLITE_API const char *SQLITE_STDCALL sqlite3_sql(sqlite3_stmt *pStmt); /* ** CAPI3REF: Determine If An SQL Statement Writes The Database +** METHOD: sqlite3_stmt ** ** ^The sqlite3_stmt_readonly(X) interface returns true (non-zero) if ** and only if the [prepared statement] X makes no direct changes to@@ -3474,10 +3562,11 @@ ** sqlite3_stmt_readonly() to return true since, while those statements
** change the configuration of a database connection, they do not make ** changes to the content of the database files on disk. */ -SQLITE_API int sqlite3_stmt_readonly(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_readonly(sqlite3_stmt *pStmt); /* ** CAPI3REF: Determine If A Prepared Statement Has Been Reset +** METHOD: sqlite3_stmt ** ** ^The sqlite3_stmt_busy(S) interface returns true (non-zero) if the ** [prepared statement] S has been stepped at least once using@@ -3493,7 +3582,7 @@ ** connection that are in need of being reset. This can be used,
** for example, in diagnostic routines to search for prepared ** statements that are holding a transaction open. */ -SQLITE_API int sqlite3_stmt_busy(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_busy(sqlite3_stmt*); /* ** CAPI3REF: Dynamically Typed Value Object@@ -3552,6 +3641,7 @@ /*
** CAPI3REF: Binding Values To Prepared Statements ** KEYWORDS: {host parameter} {host parameters} {host parameter name} ** KEYWORDS: {SQL parameter} {SQL parameters} {parameter binding} +** METHOD: sqlite3_stmt ** ** ^(In the SQL statement text input to [sqlite3_prepare_v2()] and its variants, ** literals may be replaced by a [parameter] that matches one of following@@ -3654,22 +3744,23 @@ **
** See also: [sqlite3_bind_parameter_count()], ** [sqlite3_bind_parameter_name()], and [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_blob(sqlite3_stmt*, int, const void*, int n, void(*)(void*)); -SQLITE_API int sqlite3_bind_blob64(sqlite3_stmt*, int, const void*, sqlite3_uint64, +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob(sqlite3_stmt*, int, const void*, int n, void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob64(sqlite3_stmt*, int, const void*, sqlite3_uint64, void(*)(void*)); -SQLITE_API int sqlite3_bind_double(sqlite3_stmt*, int, double); -SQLITE_API int sqlite3_bind_int(sqlite3_stmt*, int, int); -SQLITE_API int sqlite3_bind_int64(sqlite3_stmt*, int, sqlite3_int64); -SQLITE_API int sqlite3_bind_null(sqlite3_stmt*, int); -SQLITE_API int sqlite3_bind_text(sqlite3_stmt*,int,const char*,int,void(*)(void*)); -SQLITE_API int sqlite3_bind_text16(sqlite3_stmt*, int, const void*, int, void(*)(void*)); -SQLITE_API int sqlite3_bind_text64(sqlite3_stmt*, int, const char*, sqlite3_uint64, +SQLITE_API int SQLITE_STDCALL sqlite3_bind_double(sqlite3_stmt*, int, double); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int(sqlite3_stmt*, int, int); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int64(sqlite3_stmt*, int, sqlite3_int64); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_null(sqlite3_stmt*, int); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text(sqlite3_stmt*,int,const char*,int,void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text16(sqlite3_stmt*, int, const void*, int, void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text64(sqlite3_stmt*, int, const char*, sqlite3_uint64, void(*)(void*), unsigned char encoding); -SQLITE_API int sqlite3_bind_value(sqlite3_stmt*, int, const sqlite3_value*); -SQLITE_API int sqlite3_bind_zeroblob(sqlite3_stmt*, int, int n); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_value(sqlite3_stmt*, int, const sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_zeroblob(sqlite3_stmt*, int, int n); /* ** CAPI3REF: Number Of SQL Parameters +** METHOD: sqlite3_stmt ** ** ^This routine can be used to find the number of [SQL parameters] ** in a [prepared statement]. SQL parameters are tokens of the@@ -3686,10 +3777,11 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_name()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_parameter_count(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_count(sqlite3_stmt*); /* ** CAPI3REF: Name Of A Host Parameter +** METHOD: sqlite3_stmt ** ** ^The sqlite3_bind_parameter_name(P,N) interface returns ** the name of the N-th [SQL parameter] in the [prepared statement] P.@@ -3713,10 +3805,11 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_count()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API const char *sqlite3_bind_parameter_name(sqlite3_stmt*, int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_bind_parameter_name(sqlite3_stmt*, int); /* ** CAPI3REF: Index Of A Parameter With A Given Name +** METHOD: sqlite3_stmt ** ** ^Return the index of an SQL parameter given its name. ^The ** index value returned is suitable for use as the second@@ -3729,19 +3822,21 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_count()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_parameter_index(sqlite3_stmt*, const char *zName); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_index(sqlite3_stmt*, const char *zName); /* ** CAPI3REF: Reset All Bindings On A Prepared Statement +** METHOD: sqlite3_stmt ** ** ^Contrary to the intuition of many, [sqlite3_reset()] does not reset ** the [sqlite3_bind_blob | bindings] on a [prepared statement]. ** ^Use this routine to reset all host parameters to NULL. */ -SQLITE_API int sqlite3_clear_bindings(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_clear_bindings(sqlite3_stmt*); /* ** CAPI3REF: Number Of Columns In A Result Set +** METHOD: sqlite3_stmt ** ** ^Return the number of columns in the result set returned by the ** [prepared statement]. ^This routine returns 0 if pStmt is an SQL@@ -3749,10 +3844,11 @@ ** statement that does not return data (for example an [UPDATE]).
** ** See also: [sqlite3_data_count()] */ -SQLITE_API int sqlite3_column_count(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_column_count(sqlite3_stmt *pStmt); /* ** CAPI3REF: Column Names In A Result Set +** METHOD: sqlite3_stmt ** ** ^These routines return the name assigned to a particular column ** in the result set of a [SELECT] statement. ^The sqlite3_column_name()@@ -3777,11 +3873,12 @@ ** that column, if there is an AS clause. If there is no AS clause
** then the name of the column is unspecified and may change from ** one release of SQLite to the next. */ -SQLITE_API const char *sqlite3_column_name(sqlite3_stmt*, int N); -SQLITE_API const void *sqlite3_column_name16(sqlite3_stmt*, int N); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_name(sqlite3_stmt*, int N); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_name16(sqlite3_stmt*, int N); /* ** CAPI3REF: Source Of Data In A Query Result +** METHOD: sqlite3_stmt ** ** ^These routines provide a means to determine the database, table, and ** table column that is the origin of a particular result column in@@ -3825,15 +3922,16 @@ ** [sqlite3_column_database_name | column metadata interfaces]
** for the same [prepared statement] and result column ** at the same time then the results are undefined. */ -SQLITE_API const char *sqlite3_column_database_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_database_name16(sqlite3_stmt*,int); -SQLITE_API const char *sqlite3_column_table_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_table_name16(sqlite3_stmt*,int); -SQLITE_API const char *sqlite3_column_origin_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_origin_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_database_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_database_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_table_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_table_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_origin_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_origin_name16(sqlite3_stmt*,int); /* ** CAPI3REF: Declared Datatype Of A Query Result +** METHOD: sqlite3_stmt ** ** ^(The first parameter is a [prepared statement]. ** If this statement is a [SELECT] statement and the Nth column of the@@ -3861,11 +3959,12 @@ ** strongly typed, but the typing is dynamic not static. ^Type
** is associated with individual values, not with the containers ** used to hold those values. */ -SQLITE_API const char *sqlite3_column_decltype(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_decltype16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_decltype(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_decltype16(sqlite3_stmt*,int); /* ** CAPI3REF: Evaluate An SQL Statement +** METHOD: sqlite3_stmt ** ** After a [prepared statement] has been prepared using either ** [sqlite3_prepare_v2()] or [sqlite3_prepare16_v2()] or one of the legacy@@ -3941,10 +4040,11 @@ ** of the legacy [sqlite3_prepare()] and [sqlite3_prepare16()] interfaces,
** then the more specific [error codes] are returned directly ** by sqlite3_step(). The use of the "v2" interface is recommended. */ -SQLITE_API int sqlite3_step(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_step(sqlite3_stmt*); /* ** CAPI3REF: Number of columns in a result set +** METHOD: sqlite3_stmt ** ** ^The sqlite3_data_count(P) interface returns the number of columns in the ** current row of the result set of [prepared statement] P.@@ -3961,7 +4061,7 @@ ** pragma returns 0 columns of data.
** ** See also: [sqlite3_column_count()] */ -SQLITE_API int sqlite3_data_count(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_data_count(sqlite3_stmt *pStmt); /* ** CAPI3REF: Fundamental Datatypes@@ -3998,6 +4098,7 @@
/* ** CAPI3REF: Result Values From A Query ** KEYWORDS: {column access functions} +** METHOD: sqlite3_stmt ** ** These routines form the "result set" interface. **@@ -4157,19 +4258,20 @@ ** is either the integer 0, the floating point number 0.0, or a NULL
** pointer. Subsequent calls to [sqlite3_errcode()] will return ** [SQLITE_NOMEM].)^ */ -SQLITE_API const void *sqlite3_column_blob(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_bytes(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_bytes16(sqlite3_stmt*, int iCol); -SQLITE_API double sqlite3_column_double(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_int(sqlite3_stmt*, int iCol); -SQLITE_API sqlite3_int64 sqlite3_column_int64(sqlite3_stmt*, int iCol); -SQLITE_API const unsigned char *sqlite3_column_text(sqlite3_stmt*, int iCol); -SQLITE_API const void *sqlite3_column_text16(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_type(sqlite3_stmt*, int iCol); -SQLITE_API sqlite3_value *sqlite3_column_value(sqlite3_stmt*, int iCol); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_blob(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes16(sqlite3_stmt*, int iCol); +SQLITE_API double SQLITE_STDCALL sqlite3_column_double(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_int(sqlite3_stmt*, int iCol); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_column_int64(sqlite3_stmt*, int iCol); +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_column_text(sqlite3_stmt*, int iCol); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_text16(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_type(sqlite3_stmt*, int iCol); +SQLITE_API sqlite3_value *SQLITE_STDCALL sqlite3_column_value(sqlite3_stmt*, int iCol); /* ** CAPI3REF: Destroy A Prepared Statement Object +** DESTRUCTOR: sqlite3_stmt ** ** ^The sqlite3_finalize() function is called to delete a [prepared statement]. ** ^If the most recent evaluation of the statement encountered no errors@@ -4193,10 +4295,11 @@ ** a prepared statement after it has been finalized. Any use of a prepared
** statement after it has been finalized can result in undefined and ** undesirable behavior such as segfaults and heap corruption. */ -SQLITE_API int sqlite3_finalize(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_finalize(sqlite3_stmt *pStmt); /* ** CAPI3REF: Reset A Prepared Statement Object +** METHOD: sqlite3_stmt ** ** The sqlite3_reset() function is called to reset a [prepared statement] ** object back to its initial state, ready to be re-executed.@@ -4219,13 +4322,14 @@ **
** ^The [sqlite3_reset(S)] interface does not change the values ** of any [sqlite3_bind_blob|bindings] on the [prepared statement] S. */ -SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_reset(sqlite3_stmt *pStmt); /* ** CAPI3REF: Create Or Redefine SQL Functions ** KEYWORDS: {function creation routines} ** KEYWORDS: {application-defined SQL function} ** KEYWORDS: {application-defined SQL functions} +** METHOD: sqlite3 ** ** ^These functions (collectively known as "function creation routines") ** are used to add SQL functions or aggregates or to redefine the behavior@@ -4318,7 +4422,7 @@ ** SQLite interfaces. However, such calls must not
** close the database connection nor finalize or reset the prepared ** statement in which the function is running. */ -SQLITE_API int sqlite3_create_function( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function( sqlite3 *db, const char *zFunctionName, int nArg,@@ -4328,7 +4432,7 @@ void (*xFunc)(sqlite3_context*,int,sqlite3_value**),
void (*xStep)(sqlite3_context*,int,sqlite3_value**), void (*xFinal)(sqlite3_context*) ); -SQLITE_API int sqlite3_create_function16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function16( sqlite3 *db, const void *zFunctionName, int nArg,@@ -4338,7 +4442,7 @@ void (*xFunc)(sqlite3_context*,int,sqlite3_value**),
void (*xStep)(sqlite3_context*,int,sqlite3_value**), void (*xFinal)(sqlite3_context*) ); -SQLITE_API int sqlite3_create_function_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function_v2( sqlite3 *db, const char *zFunctionName, int nArg,@@ -4380,21 +4484,22 @@ **
** These functions are [deprecated]. In order to maintain ** backwards compatibility with older code, these functions continue ** to be supported. However, new applications should avoid -** the use of these functions. To help encourage people to avoid -** using these functions, we are not going to tell you what they do. +** the use of these functions. To encourage programmers to avoid +** these functions, we will not explain what they do. */ #ifndef SQLITE_OMIT_DEPRECATED -SQLITE_API SQLITE_DEPRECATED int sqlite3_aggregate_count(sqlite3_context*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_expired(sqlite3_stmt*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_transfer_bindings(sqlite3_stmt*, sqlite3_stmt*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_global_recover(void); -SQLITE_API SQLITE_DEPRECATED void sqlite3_thread_cleanup(void); -SQLITE_API SQLITE_DEPRECATED int sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int), +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_aggregate_count(sqlite3_context*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_expired(sqlite3_stmt*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_transfer_bindings(sqlite3_stmt*, sqlite3_stmt*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_global_recover(void); +SQLITE_API SQLITE_DEPRECATED void SQLITE_STDCALL sqlite3_thread_cleanup(void); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int), void*,sqlite3_int64); #endif /* ** CAPI3REF: Obtaining SQL Function Parameter Values +** METHOD: sqlite3_value ** ** The C-language implementation of SQL functions and aggregates uses ** this set of interface routines to access the parameter values on@@ -4438,21 +4543,22 @@ **
** These routines must be called from the same thread as ** the SQL function that supplied the [sqlite3_value*] parameters. */ -SQLITE_API const void *sqlite3_value_blob(sqlite3_value*); -SQLITE_API int sqlite3_value_bytes(sqlite3_value*); -SQLITE_API int sqlite3_value_bytes16(sqlite3_value*); -SQLITE_API double sqlite3_value_double(sqlite3_value*); -SQLITE_API int sqlite3_value_int(sqlite3_value*); -SQLITE_API sqlite3_int64 sqlite3_value_int64(sqlite3_value*); -SQLITE_API const unsigned char *sqlite3_value_text(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16le(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16be(sqlite3_value*); -SQLITE_API int sqlite3_value_type(sqlite3_value*); -SQLITE_API int sqlite3_value_numeric_type(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_blob(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes16(sqlite3_value*); +SQLITE_API double SQLITE_STDCALL sqlite3_value_double(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_int(sqlite3_value*); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_value_int64(sqlite3_value*); +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_value_text(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16le(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16be(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_type(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_numeric_type(sqlite3_value*); /* ** CAPI3REF: Obtain Aggregate Function Context +** METHOD: sqlite3_context ** ** Implementations of aggregate SQL functions use this ** routine to allocate memory for storing their state.@@ -4493,10 +4599,11 @@ **
** This routine must be called from the same thread in which ** the aggregate SQL function is running. */ -SQLITE_API void *sqlite3_aggregate_context(sqlite3_context*, int nBytes); +SQLITE_API void *SQLITE_STDCALL sqlite3_aggregate_context(sqlite3_context*, int nBytes); /* ** CAPI3REF: User Data For Functions +** METHOD: sqlite3_context ** ** ^The sqlite3_user_data() interface returns a copy of ** the pointer that was the pUserData parameter (the 5th parameter)@@ -4507,10 +4614,11 @@ **
** This routine must be called from the same thread in which ** the application-defined function is running. */ -SQLITE_API void *sqlite3_user_data(sqlite3_context*); +SQLITE_API void *SQLITE_STDCALL sqlite3_user_data(sqlite3_context*); /* ** CAPI3REF: Database Connection For Functions +** METHOD: sqlite3_context ** ** ^The sqlite3_context_db_handle() interface returns a copy of ** the pointer to the [database connection] (the 1st parameter)@@ -4518,10 +4626,11 @@ ** of the [sqlite3_create_function()]
** and [sqlite3_create_function16()] routines that originally ** registered the application defined function. */ -SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context*); +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_context_db_handle(sqlite3_context*); /* ** CAPI3REF: Function Auxiliary Data +** METHOD: sqlite3_context ** ** These functions may be used by (non-aggregate) SQL functions to ** associate metadata with argument values. If the same value is passed to@@ -4570,8 +4679,8 @@ **
** These routines must be called from the same thread in which ** the SQL function is running. */ -SQLITE_API void *sqlite3_get_auxdata(sqlite3_context*, int N); -SQLITE_API void sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(void*)); +SQLITE_API void *SQLITE_STDCALL sqlite3_get_auxdata(sqlite3_context*, int N); +SQLITE_API void SQLITE_STDCALL sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(void*)); /*@@ -4594,6 +4703,7 @@ #define SQLITE_TRANSIENT ((sqlite3_destructor_type)-1)
/* ** CAPI3REF: Setting The Result Of An SQL Function +** METHOD: sqlite3_context ** ** These routines are used by the xFunc or xFinal callbacks that ** implement SQL functions and aggregates. See@@ -4706,29 +4816,30 @@ ** If these routines are called from within the different thread
** than the one containing the application-defined function that received ** the [sqlite3_context] pointer, the results are undefined. */ -SQLITE_API void sqlite3_result_blob(sqlite3_context*, const void*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_blob64(sqlite3_context*,const void*, +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob(sqlite3_context*, const void*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob64(sqlite3_context*,const void*, sqlite3_uint64,void(*)(void*)); -SQLITE_API void sqlite3_result_double(sqlite3_context*, double); -SQLITE_API void sqlite3_result_error(sqlite3_context*, const char*, int); -SQLITE_API void sqlite3_result_error16(sqlite3_context*, const void*, int); -SQLITE_API void sqlite3_result_error_toobig(sqlite3_context*); -SQLITE_API void sqlite3_result_error_nomem(sqlite3_context*); -SQLITE_API void sqlite3_result_error_code(sqlite3_context*, int); -SQLITE_API void sqlite3_result_int(sqlite3_context*, int); -SQLITE_API void sqlite3_result_int64(sqlite3_context*, sqlite3_int64); -SQLITE_API void sqlite3_result_null(sqlite3_context*); -SQLITE_API void sqlite3_result_text(sqlite3_context*, const char*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_text64(sqlite3_context*, const char*,sqlite3_uint64, +SQLITE_API void SQLITE_STDCALL sqlite3_result_double(sqlite3_context*, double); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error(sqlite3_context*, const char*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error16(sqlite3_context*, const void*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_toobig(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_nomem(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_code(sqlite3_context*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_int(sqlite3_context*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_int64(sqlite3_context*, sqlite3_int64); +SQLITE_API void SQLITE_STDCALL sqlite3_result_null(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text(sqlite3_context*, const char*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text64(sqlite3_context*, const char*,sqlite3_uint64, void(*)(void*), unsigned char encoding); -SQLITE_API void sqlite3_result_text16(sqlite3_context*, const void*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_text16le(sqlite3_context*, const void*, int,void(*)(void*)); -SQLITE_API void sqlite3_result_text16be(sqlite3_context*, const void*, int,void(*)(void*)); -SQLITE_API void sqlite3_result_value(sqlite3_context*, sqlite3_value*); -SQLITE_API void sqlite3_result_zeroblob(sqlite3_context*, int n); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16(sqlite3_context*, const void*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16le(sqlite3_context*, const void*, int,void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16be(sqlite3_context*, const void*, int,void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_value(sqlite3_context*, sqlite3_value*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_zeroblob(sqlite3_context*, int n); /* ** CAPI3REF: Define New Collating Sequences +** METHOD: sqlite3 ** ** ^These functions add, remove, or modify a [collation] associated ** with the [database connection] specified as the first argument.@@ -4806,14 +4917,14 @@ ** compatibility.
** ** See also: [sqlite3_collation_needed()] and [sqlite3_collation_needed16()]. */ -SQLITE_API int sqlite3_create_collation( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation( sqlite3*, const char *zName, int eTextRep, void *pArg, int(*xCompare)(void*,int,const void*,int,const void*) ); -SQLITE_API int sqlite3_create_collation_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation_v2( sqlite3*, const char *zName, int eTextRep,@@ -4821,7 +4932,7 @@ void *pArg,
int(*xCompare)(void*,int,const void*,int,const void*), void(*xDestroy)(void*) ); -SQLITE_API int sqlite3_create_collation16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation16( sqlite3*, const void *zName, int eTextRep,@@ -4831,6 +4942,7 @@ );
/* ** CAPI3REF: Collation Needed Callbacks +** METHOD: sqlite3 ** ** ^To avoid having to register all collation sequences before a database ** can be used, a single callback function may be registered with the@@ -4855,12 +4967,12 @@ ** The callback function should register the desired collation using
** [sqlite3_create_collation()], [sqlite3_create_collation16()], or ** [sqlite3_create_collation_v2()]. */ -SQLITE_API int sqlite3_collation_needed( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed( sqlite3*, void*, void(*)(void*,sqlite3*,int eTextRep,const char*) ); -SQLITE_API int sqlite3_collation_needed16( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed16( sqlite3*, void*, void(*)(void*,sqlite3*,int eTextRep,const void*)@@ -4874,11 +4986,11 @@ **
** The code to implement this API is not available in the public release ** of SQLite. */ -SQLITE_API int sqlite3_key( +SQLITE_API int SQLITE_STDCALL sqlite3_key( sqlite3 *db, /* Database to be rekeyed */ const void *pKey, int nKey /* The key */ ); -SQLITE_API int sqlite3_key_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_key_v2( sqlite3 *db, /* Database to be rekeyed */ const char *zDbName, /* Name of the database */ const void *pKey, int nKey /* The key */@@ -4892,11 +5004,11 @@ **
** The code to implement this API is not available in the public release ** of SQLite. */ -SQLITE_API int sqlite3_rekey( +SQLITE_API int SQLITE_STDCALL sqlite3_rekey( sqlite3 *db, /* Database to be rekeyed */ const void *pKey, int nKey /* The new key */ ); -SQLITE_API int sqlite3_rekey_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_rekey_v2( sqlite3 *db, /* Database to be rekeyed */ const char *zDbName, /* Name of the database */ const void *pKey, int nKey /* The new key */@@ -4906,7 +5018,7 @@ /*
** Specify the activation key for a SEE database. Unless ** activated, none of the SEE routines will work. */ -SQLITE_API void sqlite3_activate_see( +SQLITE_API void SQLITE_STDCALL sqlite3_activate_see( const char *zPassPhrase /* Activation phrase */ ); #endif@@ -4916,7 +5028,7 @@ /*
** Specify the activation key for a CEROD database. Unless ** activated, none of the CEROD routines will work. */ -SQLITE_API void sqlite3_activate_cerod( +SQLITE_API void SQLITE_STDCALL sqlite3_activate_cerod( const char *zPassPhrase /* Activation phrase */ ); #endif@@ -4938,7 +5050,7 @@ ** of the default VFS is not implemented correctly, or not implemented at
** all, then the behavior of sqlite3_sleep() may deviate from the description ** in the previous paragraphs. */ -SQLITE_API int sqlite3_sleep(int); +SQLITE_API int SQLITE_STDCALL sqlite3_sleep(int); /* ** CAPI3REF: Name Of The Folder Holding Temporary Files@@ -5038,6 +5150,7 @@
/* ** CAPI3REF: Test For Auto-Commit Mode ** KEYWORDS: {autocommit mode} +** METHOD: sqlite3 ** ** ^The sqlite3_get_autocommit() interface returns non-zero or ** zero if the given database connection is or is not in autocommit mode,@@ -5056,10 +5169,11 @@ ** If another thread changes the autocommit status of the database
** connection while this routine is running, then the return value ** is undefined. */ -SQLITE_API int sqlite3_get_autocommit(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_get_autocommit(sqlite3*); /* ** CAPI3REF: Find The Database Handle Of A Prepared Statement +** METHOD: sqlite3_stmt ** ** ^The sqlite3_db_handle interface returns the [database connection] handle ** to which a [prepared statement] belongs. ^The [database connection]@@ -5068,10 +5182,11 @@ ** that was the first argument
** to the [sqlite3_prepare_v2()] call (or its variants) that was used to ** create the statement in the first place. */ -SQLITE_API sqlite3 *sqlite3_db_handle(sqlite3_stmt*); +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_db_handle(sqlite3_stmt*); /* ** CAPI3REF: Return The Filename For A Database Connection +** METHOD: sqlite3 ** ** ^The sqlite3_db_filename(D,N) interface returns a pointer to a filename ** associated with database N of connection D. ^The main database file@@ -5084,19 +5199,21 @@ ** xFullPathname method of the [VFS]. ^In other words, the filename
** will be an absolute pathname, even if the filename used ** to open the database originally was a URI or relative pathname. */ -SQLITE_API const char *sqlite3_db_filename(sqlite3 *db, const char *zDbName); +SQLITE_API const char *SQLITE_STDCALL sqlite3_db_filename(sqlite3 *db, const char *zDbName); /* ** CAPI3REF: Determine if a database is read-only +** METHOD: sqlite3 ** ** ^The sqlite3_db_readonly(D,N) interface returns 1 if the database N ** of connection D is read-only, 0 if it is read/write, or -1 if N is not ** the name of a database on connection D. */ -SQLITE_API int sqlite3_db_readonly(sqlite3 *db, const char *zDbName); +SQLITE_API int SQLITE_STDCALL sqlite3_db_readonly(sqlite3 *db, const char *zDbName); /* ** CAPI3REF: Find the next prepared statement +** METHOD: sqlite3 ** ** ^This interface returns a pointer to the next [prepared statement] after ** pStmt associated with the [database connection] pDb. ^If pStmt is NULL@@ -5108,10 +5225,11 @@ ** The [database connection] pointer D in a call to
** [sqlite3_next_stmt(D,S)] must refer to an open database ** connection and in particular must not be a NULL pointer. */ -SQLITE_API sqlite3_stmt *sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt); +SQLITE_API sqlite3_stmt *SQLITE_STDCALL sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt); /* ** CAPI3REF: Commit And Rollback Notification Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_commit_hook() interface registers a callback ** function to be invoked whenever a transaction is [COMMIT | committed].@@ -5156,11 +5274,12 @@ ** automatically rolled back because the database connection is closed.
** ** See also the [sqlite3_update_hook()] interface. */ -SQLITE_API void *sqlite3_commit_hook(sqlite3*, int(*)(void*), void*); -SQLITE_API void *sqlite3_rollback_hook(sqlite3*, void(*)(void *), void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_commit_hook(sqlite3*, int(*)(void*), void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_rollback_hook(sqlite3*, void(*)(void *), void*); /* ** CAPI3REF: Data Change Notification Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_update_hook() interface registers a callback function ** with the [database connection] identified by the first argument@@ -5207,7 +5326,7 @@ **
** See also the [sqlite3_commit_hook()] and [sqlite3_rollback_hook()] ** interfaces. */ -SQLITE_API void *sqlite3_update_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_update_hook( sqlite3*, void(*)(void *,int ,char const *,char const *,sqlite3_int64), void*@@ -5237,12 +5356,17 @@ ** ^Shared cache is disabled by default. But this might change in
** future releases of SQLite. Applications that care about shared ** cache setting should set it explicitly. ** +** Note: This method is disabled on MacOS X 10.7 and iOS version 5.0 +** and will always return SQLITE_MISUSE. On those systems, +** shared cache mode should be enabled per-database connection via +** [sqlite3_open_v2()] with [SQLITE_OPEN_SHAREDCACHE]. +** ** This interface is threadsafe on processors where writing a ** 32-bit integer is atomic. ** ** See Also: [SQLite Shared-Cache Mode] */ -SQLITE_API int sqlite3_enable_shared_cache(int); +SQLITE_API int SQLITE_STDCALL sqlite3_enable_shared_cache(int); /* ** CAPI3REF: Attempt To Free Heap Memory@@ -5258,10 +5382,11 @@ ** if SQLite is not compiled with [SQLITE_ENABLE_MEMORY_MANAGEMENT].
** ** See also: [sqlite3_db_release_memory()] */ -SQLITE_API int sqlite3_release_memory(int); +SQLITE_API int SQLITE_STDCALL sqlite3_release_memory(int); /* ** CAPI3REF: Free Memory Used By A Database Connection +** METHOD: sqlite3 ** ** ^The sqlite3_db_release_memory(D) interface attempts to free as much heap ** memory as possible from database connection D. Unlike the@@ -5271,7 +5396,7 @@ ** omitted.
** ** See also: [sqlite3_release_memory()] */ -SQLITE_API int sqlite3_db_release_memory(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_db_release_memory(sqlite3*); /* ** CAPI3REF: Impose A Limit On Heap Size@@ -5323,7 +5448,7 @@ **
** The circumstances under which SQLite will enforce the soft heap limit may ** changes in future releases of SQLite. */ -SQLITE_API sqlite3_int64 sqlite3_soft_heap_limit64(sqlite3_int64 N); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_soft_heap_limit64(sqlite3_int64 N); /* ** CAPI3REF: Deprecated Soft Heap Limit Interface@@ -5334,11 +5459,12 @@ ** interface. This routine is provided for historical compatibility
** only. All new applications should use the ** [sqlite3_soft_heap_limit64()] interface rather than this one. */ -SQLITE_API SQLITE_DEPRECATED void sqlite3_soft_heap_limit(int N); +SQLITE_API SQLITE_DEPRECATED void SQLITE_STDCALL sqlite3_soft_heap_limit(int N); /* ** CAPI3REF: Extract Metadata About A Column Of A Table +** METHOD: sqlite3 ** ** ^(The sqlite3_table_column_metadata(X,D,T,C,....) routine returns ** information about column C of table T in database D@@ -5403,7 +5529,7 @@ ** ^This function causes all database schemas to be read from disk and
** parsed, if that has not already been done, and returns an error if ** any errors are encountered while loading the schema. */ -SQLITE_API int sqlite3_table_column_metadata( +SQLITE_API int SQLITE_STDCALL sqlite3_table_column_metadata( sqlite3 *db, /* Connection handle */ const char *zDbName, /* Database name or NULL */ const char *zTableName, /* Table name */@@ -5417,6 +5543,7 @@ );
/* ** CAPI3REF: Load An Extension +** METHOD: sqlite3 ** ** ^This interface loads an SQLite extension library from the named file. **@@ -5449,7 +5576,7 @@ ** otherwise an error will be returned.
** ** See also the [load_extension() SQL function]. */ -SQLITE_API int sqlite3_load_extension( +SQLITE_API int SQLITE_STDCALL sqlite3_load_extension( sqlite3 *db, /* Load the extension into this database connection */ const char *zFile, /* Name of the shared library containing extension */ const char *zProc, /* Entry point. Derived from zFile if 0 */@@ -5458,6 +5585,7 @@ );
/* ** CAPI3REF: Enable Or Disable Extension Loading +** METHOD: sqlite3 ** ** ^So as not to open security holes in older applications that are ** unprepared to deal with [extension loading], and as a means of disabling@@ -5469,7 +5597,7 @@ ** ^Call the sqlite3_enable_load_extension() routine with onoff==1
** to turn extension loading on and call it with onoff==0 to turn ** it back off again. */ -SQLITE_API int sqlite3_enable_load_extension(sqlite3 *db, int onoff); +SQLITE_API int SQLITE_STDCALL sqlite3_enable_load_extension(sqlite3 *db, int onoff); /* ** CAPI3REF: Automatically Load Statically Linked Extensions@@ -5507,7 +5635,7 @@ **
** See also: [sqlite3_reset_auto_extension()] ** and [sqlite3_cancel_auto_extension()] */ -SQLITE_API int sqlite3_auto_extension(void (*xEntryPoint)(void)); +SQLITE_API int SQLITE_STDCALL sqlite3_auto_extension(void (*xEntryPoint)(void)); /* ** CAPI3REF: Cancel Automatic Extension Loading@@ -5519,7 +5647,7 @@ ** routine returns 1 if initialization routine X was successfully
** unregistered and it returns 0 if X was not on the list of initialization ** routines. */ -SQLITE_API int sqlite3_cancel_auto_extension(void (*xEntryPoint)(void)); +SQLITE_API int SQLITE_STDCALL sqlite3_cancel_auto_extension(void (*xEntryPoint)(void)); /* ** CAPI3REF: Reset Automatic Extension Loading@@ -5527,7 +5655,7 @@ **
** ^This interface disables all automatic extensions previously ** registered using [sqlite3_auto_extension()]. */ -SQLITE_API void sqlite3_reset_auto_extension(void); +SQLITE_API void SQLITE_STDCALL sqlite3_reset_auto_extension(void); /* ** The interface to the virtual-table mechanism is currently considered@@ -5707,6 +5835,7 @@ #define SQLITE_INDEX_CONSTRAINT_MATCH 64
/* ** CAPI3REF: Register A Virtual Table Implementation +** METHOD: sqlite3 ** ** ^These routines are used to register a new [virtual table module] name. ** ^Module names must be registered before@@ -5730,13 +5859,13 @@ ** ^The sqlite3_create_module()
** interface is equivalent to sqlite3_create_module_v2() with a NULL ** destructor. */ -SQLITE_API int sqlite3_create_module( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module( sqlite3 *db, /* SQLite connection to register module with */ const char *zName, /* Name of the module */ const sqlite3_module *p, /* Methods for the module */ void *pClientData /* Client data for xCreate/xConnect */ ); -SQLITE_API int sqlite3_create_module_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module_v2( sqlite3 *db, /* SQLite connection to register module with */ const char *zName, /* Name of the module */ const sqlite3_module *p, /* Methods for the module */@@ -5764,7 +5893,7 @@ ** freed by sqlite3_free() and the zErrMsg field will be zeroed.
*/ struct sqlite3_vtab { const sqlite3_module *pModule; /* The module for this virtual table */ - int nRef; /* NO LONGER USED */ + int nRef; /* Number of open cursors */ char *zErrMsg; /* Error message from sqlite3_mprintf() */ /* Virtual table implementations will typically add additional fields */ };@@ -5799,10 +5928,11 @@ ** [virtual table module] call this interface
** to declare the format (the names and datatypes of the columns) of ** the virtual tables they implement. */ -SQLITE_API int sqlite3_declare_vtab(sqlite3*, const char *zSQL); +SQLITE_API int SQLITE_STDCALL sqlite3_declare_vtab(sqlite3*, const char *zSQL); /* ** CAPI3REF: Overload A Function For A Virtual Table +** METHOD: sqlite3 ** ** ^(Virtual tables can provide alternative implementations of functions ** using the [xFindFunction] method of the [virtual table module].@@ -5817,7 +5947,7 @@ ** the new function is not good for anything by itself. Its only
** purpose is to be a placeholder function that can be overloaded ** by a [virtual table]. */ -SQLITE_API int sqlite3_overload_function(sqlite3*, const char *zFuncName, int nArg); +SQLITE_API int SQLITE_STDCALL sqlite3_overload_function(sqlite3*, const char *zFuncName, int nArg); /* ** The interface to the virtual-table mechanism defined above (back up@@ -5845,6 +5975,8 @@ typedef struct sqlite3_blob sqlite3_blob;
/* ** CAPI3REF: Open A BLOB For Incremental I/O +** METHOD: sqlite3 +** CONSTRUCTOR: sqlite3_blob ** ** ^(This interfaces opens a [BLOB handle | handle] to the BLOB located ** in row iRow, column zColumn, table zTable in database zDb;@@ -5914,7 +6046,7 @@ **
** To avoid a resource leak, every open [BLOB handle] should eventually ** be released by a call to [sqlite3_blob_close()]. */ -SQLITE_API int sqlite3_blob_open( +SQLITE_API int SQLITE_STDCALL sqlite3_blob_open( sqlite3*, const char *zDb, const char *zTable,@@ -5926,6 +6058,7 @@ );
/* ** CAPI3REF: Move a BLOB Handle to a New Row +** METHOD: sqlite3_blob ** ** ^This function is used to move an existing blob handle so that it points ** to a different row of the same database table. ^The new row is identified@@ -5946,10 +6079,11 @@ ** always returns zero.
** ** ^This function sets the database handle error code and message. */ -SQLITE_API SQLITE_EXPERIMENTAL int sqlite3_blob_reopen(sqlite3_blob *, sqlite3_int64); +SQLITE_API SQLITE_EXPERIMENTAL int SQLITE_STDCALL sqlite3_blob_reopen(sqlite3_blob *, sqlite3_int64); /* ** CAPI3REF: Close A BLOB Handle +** DESTRUCTOR: sqlite3_blob ** ** ^This function closes an open [BLOB handle]. ^(The BLOB handle is closed ** unconditionally. Even if this routine returns an error code, the@@ -5968,10 +6102,11 @@ ** [sqlite3_blob_open()]) is a harmless no-op. ^Otherwise, if this function
** is passed a valid open blob handle, the values returned by the ** sqlite3_errcode() and sqlite3_errmsg() functions are set before returning. */ -SQLITE_API int sqlite3_blob_close(sqlite3_blob *); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_close(sqlite3_blob *); /* ** CAPI3REF: Return The Size Of An Open BLOB +** METHOD: sqlite3_blob ** ** ^Returns the size in bytes of the BLOB accessible via the ** successfully opened [BLOB handle] in its only argument. ^The@@ -5983,10 +6118,11 @@ ** by a prior successful call to [sqlite3_blob_open()] and which has not
** been closed by [sqlite3_blob_close()]. Passing any other pointer in ** to this routine results in undefined and probably undesirable behavior. */ -SQLITE_API int sqlite3_blob_bytes(sqlite3_blob *); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_bytes(sqlite3_blob *); /* ** CAPI3REF: Read Data From A BLOB Incrementally +** METHOD: sqlite3_blob ** ** ^(This function is used to read data from an open [BLOB handle] into a ** caller-supplied buffer. N bytes of data are copied into buffer Z@@ -6011,10 +6147,11 @@ ** to this routine results in undefined and probably undesirable behavior.
** ** See also: [sqlite3_blob_write()]. */ -SQLITE_API int sqlite3_blob_read(sqlite3_blob *, void *Z, int N, int iOffset); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_read(sqlite3_blob *, void *Z, int N, int iOffset); /* ** CAPI3REF: Write Data Into A BLOB Incrementally +** METHOD: sqlite3_blob ** ** ^(This function is used to write data into an open [BLOB handle] from a ** caller-supplied buffer. N bytes of data are copied from the buffer Z@@ -6052,7 +6189,7 @@ ** to this routine results in undefined and probably undesirable behavior.
** ** See also: [sqlite3_blob_read()]. */ -SQLITE_API int sqlite3_blob_write(sqlite3_blob *, const void *z, int n, int iOffset); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_write(sqlite3_blob *, const void *z, int n, int iOffset); /* ** CAPI3REF: Virtual File System Objects@@ -6083,9 +6220,9 @@ ** ^Unregister a VFS with the sqlite3_vfs_unregister() interface.
** ^(If the default VFS is unregistered, another VFS is chosen as ** the default. The choice for the new VFS is arbitrary.)^ */ -SQLITE_API sqlite3_vfs *sqlite3_vfs_find(const char *zVfsName); -SQLITE_API int sqlite3_vfs_register(sqlite3_vfs*, int makeDflt); -SQLITE_API int sqlite3_vfs_unregister(sqlite3_vfs*); +SQLITE_API sqlite3_vfs *SQLITE_STDCALL sqlite3_vfs_find(const char *zVfsName); +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_register(sqlite3_vfs*, int makeDflt); +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_unregister(sqlite3_vfs*); /* ** CAPI3REF: Mutexes@@ -6198,11 +6335,11 @@ ** behave as no-ops.
** ** See also: [sqlite3_mutex_held()] and [sqlite3_mutex_notheld()]. */ -SQLITE_API sqlite3_mutex *sqlite3_mutex_alloc(int); -SQLITE_API void sqlite3_mutex_free(sqlite3_mutex*); -SQLITE_API void sqlite3_mutex_enter(sqlite3_mutex*); -SQLITE_API int sqlite3_mutex_try(sqlite3_mutex*); -SQLITE_API void sqlite3_mutex_leave(sqlite3_mutex*); +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_mutex_alloc(int); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_free(sqlite3_mutex*); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_enter(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_try(sqlite3_mutex*); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_leave(sqlite3_mutex*); /* ** CAPI3REF: Mutex Methods Object@@ -6312,8 +6449,8 @@ ** the appropriate thing to do. The sqlite3_mutex_notheld()
** interface should also return 1 when given a NULL pointer. */ #ifndef NDEBUG -SQLITE_API int sqlite3_mutex_held(sqlite3_mutex*); -SQLITE_API int sqlite3_mutex_notheld(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_held(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_notheld(sqlite3_mutex*); #endif /*@@ -6342,6 +6479,7 @@ #define SQLITE_MUTEX_STATIC_APP3 10 /* For use by application */
/* ** CAPI3REF: Retrieve the mutex for a database connection +** METHOD: sqlite3 ** ** ^This interface returns a pointer the [sqlite3_mutex] object that ** serializes access to the [database connection] given in the argument@@ -6349,10 +6487,11 @@ ** when the [threading mode] is Serialized.
** ^If the [threading mode] is Single-thread or Multi-thread then this ** routine returns a NULL pointer. */ -SQLITE_API sqlite3_mutex *sqlite3_db_mutex(sqlite3*); +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_db_mutex(sqlite3*); /* ** CAPI3REF: Low-Level Control Of Database Files +** METHOD: sqlite3 ** ** ^The [sqlite3_file_control()] interface makes a direct call to the ** xFileControl method for the [sqlite3_io_methods] object associated@@ -6383,7 +6522,7 @@ ** xFileControl method.
** ** See also: [SQLITE_FCNTL_LOCKSTATE] */ -SQLITE_API int sqlite3_file_control(sqlite3*, const char *zDbName, int op, void*); +SQLITE_API int SQLITE_STDCALL sqlite3_file_control(sqlite3*, const char *zDbName, int op, void*); /* ** CAPI3REF: Testing Interface@@ -6402,7 +6541,7 @@ ** they take, and what they do are all subject to change without notice.
** Unlike most of the SQLite API, this function is not guaranteed to ** operate consistently from one release to the next. */ -SQLITE_API int sqlite3_test_control(int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_test_control(int op, ...); /* ** CAPI3REF: Testing Interface Operation Codes@@ -6436,12 +6575,13 @@ #define SQLITE_TESTCTRL_VDBE_COVERAGE 21
#define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 -#define SQLITE_TESTCTRL_LAST 24 +#define SQLITE_TESTCTRL_IMPOSTER 25 +#define SQLITE_TESTCTRL_LAST 25 /* ** CAPI3REF: SQLite Runtime Status ** -** ^This interface is used to retrieve runtime status information +** ^These interfaces are used to retrieve runtime status information ** about the performance of SQLite, and optionally to reset various ** highwater marks. ^The first argument is an integer code for ** the specific parameter to measure. ^(Recognized integer codes@@ -6455,19 +6595,22 @@ ** nothing is written into *pHighwater and the resetFlag is ignored.)^
** ^(Other parameters record only the highwater mark and not the current ** value. For these latter parameters nothing is written into *pCurrent.)^ ** -** ^The sqlite3_status() routine returns SQLITE_OK on success and a -** non-zero [error code] on failure. +** ^The sqlite3_status() and sqlite3_status64() routines return +** SQLITE_OK on success and a non-zero [error code] on failure. ** -** This routine is threadsafe but is not atomic. This routine can be -** called while other threads are running the same or different SQLite -** interfaces. However the values returned in *pCurrent and -** *pHighwater reflect the status of SQLite at different points in time -** and it is possible that another thread might change the parameter -** in between the times when *pCurrent and *pHighwater are written. +** If either the current value or the highwater mark is too large to +** be represented by a 32-bit integer, then the values returned by +** sqlite3_status() are undefined. ** ** See also: [sqlite3_db_status()] */ -SQLITE_API int sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag); +SQLITE_API int SQLITE_STDCALL sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag); +SQLITE_API int SQLITE_STDCALL sqlite3_status64( + int op, + sqlite3_int64 *pCurrent, + sqlite3_int64 *pHighwater, + int resetFlag +); /*@@ -6565,6 +6708,7 @@ #define SQLITE_STATUS_MALLOC_COUNT 9
/* ** CAPI3REF: Database Connection Status +** METHOD: sqlite3 ** ** ^This interface is used to retrieve runtime status information ** about a single [database connection]. ^The first argument is the@@ -6585,7 +6729,7 @@ ** non-zero [error code] on failure.
** ** See also: [sqlite3_status()] and [sqlite3_stmt_status()]. */ -SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int resetFlg); +SQLITE_API int SQLITE_STDCALL sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int resetFlg); /* ** CAPI3REF: Status Parameters for database connections@@ -6693,6 +6837,7 @@
/* ** CAPI3REF: Prepared Statement Status +** METHOD: sqlite3_stmt ** ** ^(Each prepared statement maintains various ** [SQLITE_STMTSTATUS counters] that measure the number@@ -6714,7 +6859,7 @@ ** interface call returns.
** ** See also: [sqlite3_status()] and [sqlite3_db_status()]. */ -SQLITE_API int sqlite3_stmt_status(sqlite3_stmt*, int op,int resetFlg); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_status(sqlite3_stmt*, int op,int resetFlg); /* ** CAPI3REF: Status Parameters for prepared statements@@ -7137,20 +7282,20 @@ ** ^A return of [SQLITE_BUSY] or [SQLITE_LOCKED] from sqlite3_backup_step()
** is not a permanent error and does not affect the return value of ** sqlite3_backup_finish(). ** -** [[sqlite3_backup__remaining()]] [[sqlite3_backup_pagecount()]] +** [[sqlite3_backup_remaining()]] [[sqlite3_backup_pagecount()]] ** <b>sqlite3_backup_remaining() and sqlite3_backup_pagecount()</b> ** -** ^Each call to sqlite3_backup_step() sets two values inside -** the [sqlite3_backup] object: the number of pages still to be backed -** up and the total number of pages in the source database file. -** The sqlite3_backup_remaining() and sqlite3_backup_pagecount() interfaces -** retrieve these two values, respectively. -** -** ^The values returned by these functions are only updated by -** sqlite3_backup_step(). ^If the source database is modified during a backup -** operation, then the values are not updated to account for any extra -** pages that need to be updated or the size of the source database file -** changing. +** ^The sqlite3_backup_remaining() routine returns the number of pages still +** to be backed up at the conclusion of the most recent sqlite3_backup_step(). +** ^The sqlite3_backup_pagecount() routine returns the total number of pages +** in the source database at the conclusion of the most recent +** sqlite3_backup_step(). +** ^(The values returned by these functions are only updated by +** sqlite3_backup_step(). If the source database is modified in a way that +** changes the size of the source database or the number of pages remaining, +** those changes are not reflected in the output of sqlite3_backup_pagecount() +** and sqlite3_backup_remaining() until after the next +** sqlite3_backup_step().)^ ** ** <b>Concurrent Usage of Database Handles</b> **@@ -7183,19 +7328,20 @@ ** APIs are not strictly speaking threadsafe. If they are invoked at the
** same time as another thread is invoking sqlite3_backup_step() it is ** possible that they return invalid values. */ -SQLITE_API sqlite3_backup *sqlite3_backup_init( +SQLITE_API sqlite3_backup *SQLITE_STDCALL sqlite3_backup_init( sqlite3 *pDest, /* Destination database handle */ const char *zDestName, /* Destination database name */ sqlite3 *pSource, /* Source database handle */ const char *zSourceName /* Source database name */ ); -SQLITE_API int sqlite3_backup_step(sqlite3_backup *p, int nPage); -SQLITE_API int sqlite3_backup_finish(sqlite3_backup *p); -SQLITE_API int sqlite3_backup_remaining(sqlite3_backup *p); -SQLITE_API int sqlite3_backup_pagecount(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_step(sqlite3_backup *p, int nPage); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_finish(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_remaining(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_pagecount(sqlite3_backup *p); /* ** CAPI3REF: Unlock Notification +** METHOD: sqlite3 ** ** ^When running in shared-cache mode, a database operation may fail with ** an [SQLITE_LOCKED] error if the required locks on the shared-cache or@@ -7308,7 +7454,7 @@ ** extended error code is set to SQLITE_LOCKED_SHAREDCACHE. Otherwise, in
** the special "DROP TABLE/INDEX" case, the extended error code is just ** SQLITE_LOCKED.)^ */ -SQLITE_API int sqlite3_unlock_notify( +SQLITE_API int SQLITE_STDCALL sqlite3_unlock_notify( sqlite3 *pBlocked, /* Waiting connection */ void (*xNotify)(void **apArg, int nArg), /* Callback function to invoke */ void *pNotifyArg /* Argument to pass to xNotify */@@ -7323,8 +7469,8 @@ ** and extensions to compare the contents of two buffers containing UTF-8
** strings in a case-independent fashion, using the same definition of "case ** independence" that SQLite uses internally when comparing identifiers. */ -SQLITE_API int sqlite3_stricmp(const char *, const char *); -SQLITE_API int sqlite3_strnicmp(const char *, const char *, int); +SQLITE_API int SQLITE_STDCALL sqlite3_stricmp(const char *, const char *); +SQLITE_API int SQLITE_STDCALL sqlite3_strnicmp(const char *, const char *, int); /* ** CAPI3REF: String Globbing@@ -7339,7 +7485,7 @@ **
** Note that this routine returns zero on a match and non-zero if the strings ** do not match, the same as [sqlite3_stricmp()] and [sqlite3_strnicmp()]. */ -SQLITE_API int sqlite3_strglob(const char *zGlob, const char *zStr); +SQLITE_API int SQLITE_STDCALL sqlite3_strglob(const char *zGlob, const char *zStr); /* ** CAPI3REF: Error Logging Interface@@ -7362,10 +7508,11 @@ ** a fixed-length buffer on the stack. If the log message is longer than
** a few hundred characters, it will be truncated to the length of the ** buffer. */ -SQLITE_API void sqlite3_log(int iErrCode, const char *zFormat, ...); +SQLITE_API void SQLITE_CDECL sqlite3_log(int iErrCode, const char *zFormat, ...); /* ** CAPI3REF: Write-Ahead Log Commit Hook +** METHOD: sqlite3 ** ** ^The [sqlite3_wal_hook()] function is used to register a callback that ** is invoked each time data is committed to a database in wal mode.@@ -7397,7 +7544,7 @@ ** [sqlite3_wal_autocheckpoint()] interface and the
** [wal_autocheckpoint pragma] both invoke [sqlite3_wal_hook()] and will ** those overwrite any prior [sqlite3_wal_hook()] settings. */ -SQLITE_API void *sqlite3_wal_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_wal_hook( sqlite3*, int(*)(void *,sqlite3*,const char*,int), void*@@ -7405,6 +7552,7 @@ );
/* ** CAPI3REF: Configure an auto-checkpoint +** METHOD: sqlite3 ** ** ^The [sqlite3_wal_autocheckpoint(D,N)] is a wrapper around ** [sqlite3_wal_hook()] that causes any database on [database connection] D@@ -7431,10 +7579,11 @@ ** pages. The use of this interface
** is only necessary if the default setting is found to be suboptimal ** for a particular application. */ -SQLITE_API int sqlite3_wal_autocheckpoint(sqlite3 *db, int N); +SQLITE_API int SQLITE_STDCALL sqlite3_wal_autocheckpoint(sqlite3 *db, int N); /* ** CAPI3REF: Checkpoint a database +** METHOD: sqlite3 ** ** ^(The sqlite3_wal_checkpoint(D,X) is equivalent to ** [sqlite3_wal_checkpoint_v2](D,X,[SQLITE_CHECKPOINT_PASSIVE],0,0).)^@@ -7452,10 +7601,11 @@ ** compatibility and as a convenience for applications that need to manually
** start a callback but which do not need the full power (and corresponding ** complication) of [sqlite3_wal_checkpoint_v2()]. */ -SQLITE_API int sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb); +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb); /* ** CAPI3REF: Checkpoint a database +** METHOD: sqlite3 ** ** ^(The sqlite3_wal_checkpoint_v2(D,X,M,L,C) interface runs a checkpoint ** operation on database X of [database connection] D in mode M. Status@@ -7545,7 +7695,7 @@ **
** ^The [PRAGMA wal_checkpoint] command can be used to invoke this interface ** from SQL. */ -SQLITE_API int sqlite3_wal_checkpoint_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint_v2( sqlite3 *db, /* Database handle */ const char *zDb, /* Name of attached database (or NULL) */ int eMode, /* SQLITE_CHECKPOINT_* value */@@ -7581,7 +7731,7 @@ ** At present, there is only one option that may be configured using
** this function. (See [SQLITE_VTAB_CONSTRAINT_SUPPORT].) Further options ** may be added in the future. */ -SQLITE_API int sqlite3_vtab_config(sqlite3*, int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_vtab_config(sqlite3*, int op, ...); /* ** CAPI3REF: Virtual Table Configuration Options@@ -7634,7 +7784,7 @@ ** [SQLITE_ABORT], or [SQLITE_REPLACE], according to the [ON CONFLICT] mode
** of the SQL statement that triggered the call to the [xUpdate] method of the ** [virtual table]. */ -SQLITE_API int sqlite3_vtab_on_conflict(sqlite3 *); +SQLITE_API int SQLITE_STDCALL sqlite3_vtab_on_conflict(sqlite3 *); /* ** CAPI3REF: Conflict resolution modes@@ -7710,6 +7860,7 @@ #define SQLITE_SCANSTAT_SELECTID 5
/* ** CAPI3REF: Prepared Statement Scan Status +** METHOD: sqlite3_stmt ** ** This interface returns information about the predicted and measured ** performance for pStmt. Advanced applications can use this@@ -7738,7 +7889,7 @@ ** that pOut points to unchanged.
** ** See also: [sqlite3_stmt_scanstatus_reset()] */ -SQLITE_API SQLITE_EXPERIMENTAL int sqlite3_stmt_scanstatus( +SQLITE_API SQLITE_EXPERIMENTAL int SQLITE_STDCALL sqlite3_stmt_scanstatus( sqlite3_stmt *pStmt, /* Prepared statement for which info desired */ int idx, /* Index of loop to report on */ int iScanStatusOp, /* Information desired. SQLITE_SCANSTAT_* */@@ -7747,13 +7898,14 @@ );
/* ** CAPI3REF: Zero Scan-Status Counters +** METHOD: sqlite3_stmt ** ** ^Zero all [sqlite3_stmt_scanstatus()] related event counters. ** ** This API is only available if the library is built with pre-processor ** symbol [SQLITE_ENABLE_STMT_SCANSTATUS] defined. */ -SQLITE_API SQLITE_EXPERIMENTAL void sqlite3_stmt_scanstatus_reset(sqlite3_stmt*); +SQLITE_API SQLITE_EXPERIMENTAL void SQLITE_STDCALL sqlite3_stmt_scanstatus_reset(sqlite3_stmt*); /*@@ -7808,7 +7960,7 @@ ** R-Tree geometry query as follows:
** ** SELECT ... FROM <rtree> WHERE <rtree col> MATCH $zGeom(... params ...) */ -SQLITE_API int sqlite3_rtree_geometry_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_geometry_callback( sqlite3 *db, const char *zGeom, int (*xGeom)(sqlite3_rtree_geometry*, int, sqlite3_rtree_dbl*,int*),@@ -7834,7 +7986,7 @@ ** used as part of an R-Tree geometry query as follows:
** ** SELECT ... FROM <rtree> WHERE <rtree col> MATCH $zQueryFunc(... params ...) */ -SQLITE_API int sqlite3_rtree_query_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_query_callback( sqlite3 *db, const char *zQueryFunc, int (*xQueryFunc)(sqlite3_rtree_query_info*),@@ -7998,14 +8150,16 @@ # define SQLITE_MAX_FUNCTION_ARG 127
#endif /* -** The maximum number of in-memory pages to use for the main database -** table and for temporary tables. The SQLITE_DEFAULT_CACHE_SIZE +** The suggested maximum number of in-memory pages to use for +** the main database table and for temporary tables. +** +** IMPLEMENTATION-OF: R-31093-59126 The default suggested cache size +** is 2000 pages. +** IMPLEMENTATION-OF: R-48205-43578 The default suggested cache size can be +** altered using the SQLITE_DEFAULT_CACHE_SIZE compile-time options. */ #ifndef SQLITE_DEFAULT_CACHE_SIZE # define SQLITE_DEFAULT_CACHE_SIZE 2000 -#endif -#ifndef SQLITE_DEFAULT_TEMP_CACHE_SIZE -# define SQLITE_DEFAULT_TEMP_CACHE_SIZE 500 #endif /*@@ -8353,6 +8507,32 @@ # define NEVER(X) ((X)?(assert(0),1):0)
#else # define ALWAYS(X) (X) # define NEVER(X) (X) +#endif + +/* +** Declarations used for tracing the operating system interfaces. +*/ +#if defined(SQLITE_FORCE_OS_TRACE) || defined(SQLITE_TEST) || \ + (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) + extern int sqlite3OSTrace; +# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X +# define SQLITE_HAVE_OS_TRACE +#else +# define OSTRACE(X) +# undef SQLITE_HAVE_OS_TRACE +#endif + +/* +** Is the sqlite3ErrName() function needed in the build? Currently, +** it is needed by "mutex_w32.c" (when debugging), "os_win.c" (when +** OSTRACE is enabled), and by several "test*.c" files (which are +** compiled using SQLITE_TEST). +*/ +#if defined(SQLITE_HAVE_OS_TRACE) || defined(SQLITE_TEST) || \ + (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) +# define SQLITE_NEED_ERR_NAME +#else +# undef SQLITE_NEED_ERR_NAME #endif /*@@ -8851,6 +9031,20 @@ */
typedef INT16_TYPE LogEst; /* +** Set the SQLITE_PTRSIZE macro to the number of bytes in a pointer +*/ +#ifndef SQLITE_PTRSIZE +# if defined(__SIZEOF_POINTER__) +# define SQLITE_PTRSIZE __SIZEOF_POINTER__ +# elif defined(i386) || defined(__i386__) || defined(_M_IX86) || \ + defined(_M_ARM) || defined(__arm__) || defined(__x86) +# define SQLITE_PTRSIZE 4 +# else +# define SQLITE_PTRSIZE 8 +# endif +#endif + +/* ** Macros to determine whether the machine is big or little endian, ** and whether or not that determination is run-time or compile-time. **@@ -9062,8 +9256,8 @@ #ifdef SQLITE_OMIT_WSD
#define SQLITE_WSD const #define GLOBAL(t,v) (*(t*)sqlite3_wsd_find((void*)&(v), sizeof(v))) #define sqlite3GlobalConfig GLOBAL(struct Sqlite3Config, sqlite3Config) -SQLITE_API int sqlite3_wsd_init(int N, int J); -SQLITE_API void *sqlite3_wsd_find(void *K, int L); +SQLITE_API int SQLITE_STDCALL sqlite3_wsd_init(int N, int J); +SQLITE_API void *SQLITE_STDCALL sqlite3_wsd_find(void *K, int L); #else #define SQLITE_WSD #define GLOBAL(t,v) v@@ -9221,10 +9415,8 @@ SQLITE_PRIVATE int sqlite3BtreeGetPageSize(Btree*);
SQLITE_PRIVATE int sqlite3BtreeMaxPageCount(Btree*,int); SQLITE_PRIVATE u32 sqlite3BtreeLastPage(Btree*); SQLITE_PRIVATE int sqlite3BtreeSecureDelete(Btree*,int); -SQLITE_PRIVATE int sqlite3BtreeGetReserve(Btree*); -#if defined(SQLITE_HAS_CODEC) || defined(SQLITE_DEBUG) +SQLITE_PRIVATE int sqlite3BtreeGetOptimalReserve(Btree*); SQLITE_PRIVATE int sqlite3BtreeGetReserveNoMutex(Btree *p); -#endif SQLITE_PRIVATE int sqlite3BtreeSetAutoVacuum(Btree *, int); SQLITE_PRIVATE int sqlite3BtreeGetAutoVacuum(Btree *); SQLITE_PRIVATE int sqlite3BtreeBeginTrans(Btree*,int);@@ -9302,8 +9494,18 @@
/* ** Values that may be OR'd together to form the second argument of an ** sqlite3BtreeCursorHints() call. +** +** The BTREE_BULKLOAD flag is set on index cursors when the index is going +** to be filled with content that is already in sorted order. +** +** The BTREE_SEEK_EQ flag is set on cursors that will get OP_SeekGE or +** OP_SeekLE opcodes for a range search, but where the range of entries +** selected will all have the same key. In other words, the cursor will +** be used only for equality key searches. +** */ -#define BTREE_BULKLOAD 0x00000001 +#define BTREE_BULKLOAD 0x00000001 /* Used to full index in sorted order */ +#define BTREE_SEEK_EQ 0x00000002 /* EQ seeks only - no range seeks */ SQLITE_PRIVATE int sqlite3BtreeCursor( Btree*, /* BTree containing table to open */@@ -9349,6 +9551,9 @@ SQLITE_PRIVATE void sqlite3BtreeIncrblobCursor(BtCursor *);
SQLITE_PRIVATE void sqlite3BtreeClearCursor(BtCursor *); SQLITE_PRIVATE int sqlite3BtreeSetVersion(Btree *pBt, int iVersion); SQLITE_PRIVATE void sqlite3BtreeCursorHints(BtCursor *, unsigned int mask); +#ifdef SQLITE_DEBUG +SQLITE_PRIVATE int sqlite3BtreeCursorHasHint(BtCursor*, unsigned int mask); +#endif SQLITE_PRIVATE int sqlite3BtreeIsReadonly(Btree *pBt); SQLITE_PRIVATE int sqlite3HeaderSizeBtree(void);@@ -9715,23 +9920,25 @@ #define OP_FkIfZero 135 /* synopsis: if fkctr[P1]==0 goto P2 */
#define OP_MemMax 136 /* synopsis: r[P1]=max(r[P1],r[P2]) */ #define OP_IfPos 137 /* synopsis: if r[P1]>0 goto P2 */ #define OP_IfNeg 138 /* synopsis: r[P1]+=P3, if r[P1]<0 goto P2 */ -#define OP_IfZero 139 /* synopsis: r[P1]+=P3, if r[P1]==0 goto P2 */ -#define OP_AggFinal 140 /* synopsis: accum=r[P1] N=P2 */ -#define OP_IncrVacuum 141 -#define OP_Expire 142 -#define OP_TableLock 143 /* synopsis: iDb=P1 root=P2 write=P3 */ -#define OP_VBegin 144 -#define OP_VCreate 145 -#define OP_VDestroy 146 -#define OP_VOpen 147 -#define OP_VColumn 148 /* synopsis: r[P3]=vcolumn(P2) */ -#define OP_VNext 149 -#define OP_VRename 150 -#define OP_Pagecount 151 -#define OP_MaxPgcnt 152 -#define OP_Init 153 /* synopsis: Start at P2 */ -#define OP_Noop 154 -#define OP_Explain 155 +#define OP_IfNotZero 139 /* synopsis: if r[P1]!=0 then r[P1]+=P3, goto P2 */ +#define OP_DecrJumpZero 140 /* synopsis: if (--r[P1])==0 goto P2 */ +#define OP_JumpZeroIncr 141 /* synopsis: if (r[P1]++)==0 ) goto P2 */ +#define OP_AggFinal 142 /* synopsis: accum=r[P1] N=P2 */ +#define OP_IncrVacuum 143 +#define OP_Expire 144 +#define OP_TableLock 145 /* synopsis: iDb=P1 root=P2 write=P3 */ +#define OP_VBegin 146 +#define OP_VCreate 147 +#define OP_VDestroy 148 +#define OP_VOpen 149 +#define OP_VColumn 150 /* synopsis: r[P3]=vcolumn(P2) */ +#define OP_VNext 151 +#define OP_VRename 152 +#define OP_Pagecount 153 +#define OP_MaxPgcnt 154 +#define OP_Init 155 /* synopsis: Start at P2 */ +#define OP_Noop 156 +#define OP_Explain 157 /* Properties such as "out2" or "jump" that are specified in@@ -9739,33 +9946,32 @@ ** comments following the "case" for each opcode in the vdbe.c
** are encoded into bitvectors as follows: */ #define OPFLG_JUMP 0x0001 /* jump: P2 holds jmp target */ -#define OPFLG_OUT2_PRERELEASE 0x0002 /* out2-prerelease: */ -#define OPFLG_IN1 0x0004 /* in1: P1 is an input */ -#define OPFLG_IN2 0x0008 /* in2: P2 is an input */ -#define OPFLG_IN3 0x0010 /* in3: P3 is an input */ -#define OPFLG_OUT2 0x0020 /* out2: P2 is an output */ -#define OPFLG_OUT3 0x0040 /* out3: P3 is an output */ +#define OPFLG_IN1 0x0002 /* in1: P1 is an input */ +#define OPFLG_IN2 0x0004 /* in2: P2 is an input */ +#define OPFLG_IN3 0x0008 /* in3: P3 is an input */ +#define OPFLG_OUT2 0x0010 /* out2: P2 is an output */ +#define OPFLG_OUT3 0x0020 /* out3: P3 is an output */ #define OPFLG_INITIALIZER {\ /* 0 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01,\ -/* 8 */ 0x01, 0x01, 0x00, 0x00, 0x02, 0x00, 0x01, 0x00,\ -/* 16 */ 0x01, 0x01, 0x04, 0x24, 0x01, 0x04, 0x05, 0x10,\ -/* 24 */ 0x00, 0x02, 0x02, 0x02, 0x02, 0x00, 0x02, 0x02,\ -/* 32 */ 0x00, 0x00, 0x20, 0x00, 0x00, 0x04, 0x05, 0x04,\ -/* 40 */ 0x04, 0x00, 0x00, 0x01, 0x01, 0x05, 0x05, 0x00,\ -/* 48 */ 0x00, 0x00, 0x02, 0x02, 0x10, 0x00, 0x00, 0x00,\ -/* 56 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x11,\ -/* 64 */ 0x11, 0x11, 0x08, 0x11, 0x11, 0x11, 0x11, 0x4c,\ -/* 72 */ 0x4c, 0x02, 0x02, 0x00, 0x05, 0x05, 0x15, 0x15,\ -/* 80 */ 0x15, 0x15, 0x15, 0x15, 0x00, 0x4c, 0x4c, 0x4c,\ -/* 88 */ 0x4c, 0x4c, 0x4c, 0x4c, 0x4c, 0x4c, 0x4c, 0x00,\ -/* 96 */ 0x24, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,\ -/* 104 */ 0x00, 0x01, 0x01, 0x01, 0x01, 0x08, 0x08, 0x00,\ -/* 112 */ 0x02, 0x01, 0x01, 0x01, 0x01, 0x02, 0x00, 0x00,\ -/* 120 */ 0x02, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\ -/* 128 */ 0x0c, 0x45, 0x15, 0x01, 0x02, 0x02, 0x00, 0x01,\ -/* 136 */ 0x08, 0x05, 0x05, 0x05, 0x00, 0x01, 0x00, 0x00,\ -/* 144 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02,\ -/* 152 */ 0x02, 0x01, 0x00, 0x00,} +/* 8 */ 0x01, 0x01, 0x00, 0x00, 0x10, 0x00, 0x01, 0x00,\ +/* 16 */ 0x01, 0x01, 0x02, 0x12, 0x01, 0x02, 0x03, 0x08,\ +/* 24 */ 0x00, 0x10, 0x10, 0x10, 0x10, 0x00, 0x10, 0x10,\ +/* 32 */ 0x00, 0x00, 0x10, 0x00, 0x00, 0x02, 0x03, 0x02,\ +/* 40 */ 0x02, 0x00, 0x00, 0x01, 0x01, 0x03, 0x03, 0x00,\ +/* 48 */ 0x00, 0x00, 0x10, 0x10, 0x08, 0x00, 0x00, 0x00,\ +/* 56 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, 0x09,\ +/* 64 */ 0x09, 0x09, 0x04, 0x09, 0x09, 0x09, 0x09, 0x26,\ +/* 72 */ 0x26, 0x10, 0x10, 0x00, 0x03, 0x03, 0x0b, 0x0b,\ +/* 80 */ 0x0b, 0x0b, 0x0b, 0x0b, 0x00, 0x26, 0x26, 0x26,\ +/* 88 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x00,\ +/* 96 */ 0x12, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,\ +/* 104 */ 0x00, 0x01, 0x01, 0x01, 0x01, 0x04, 0x04, 0x00,\ +/* 112 */ 0x10, 0x01, 0x01, 0x01, 0x01, 0x10, 0x00, 0x00,\ +/* 120 */ 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\ +/* 128 */ 0x06, 0x23, 0x0b, 0x01, 0x10, 0x10, 0x00, 0x01,\ +/* 136 */ 0x04, 0x03, 0x03, 0x03, 0x03, 0x03, 0x00, 0x01,\ +/* 144 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,\ +/* 152 */ 0x00, 0x10, 0x10, 0x01, 0x00, 0x00,} /************** End of opcodes.h *********************************************/ /************** Continuing where we left off in vdbe.h ***********************/@@ -9824,6 +10030,7 @@ SQLITE_PRIVATE int sqlite3MemCompare(const Mem*, const Mem*, const CollSeq*);
SQLITE_PRIVATE void sqlite3VdbeRecordUnpack(KeyInfo*,int,const void*,UnpackedRecord*); SQLITE_PRIVATE int sqlite3VdbeRecordCompare(int,const void*,UnpackedRecord*); +SQLITE_PRIVATE int sqlite3VdbeRecordCompareWithSkip(int, const void *, UnpackedRecord *, int); SQLITE_PRIVATE UnpackedRecord *sqlite3VdbeAllocUnpackedRecord(KeyInfo *, char *, int, char **); typedef int (*RecordCompare)(int,const void*,UnpackedRecord*);@@ -10841,11 +11048,13 @@ int newTnum; /* Rootpage of table being initialized */
u8 iDb; /* Which db file is being initialized */ u8 busy; /* TRUE if currently initializing */ u8 orphanTrigger; /* Last statement is orphaned TEMP trigger */ + u8 imposterTable; /* Building an imposter table */ } init; int nVdbeActive; /* Number of VDBEs currently running */ int nVdbeRead; /* Number of active VDBEs that read or write */ int nVdbeWrite; /* Number of active VDBEs that read and write */ int nVdbeExec; /* Number of nested calls to VdbeExec() */ + int nVDestroy; /* Number of active OP_VDestroy operations */ int nExtension; /* Number of loaded extensions */ void **aExtension; /* Array of shared library handles */ void (*xTrace)(void*,const char*); /* Trace function */@@ -10959,6 +11168,7 @@ #define SQLITE_EnableTrigger 0x00800000 /* True to enable triggers */
#define SQLITE_DeferFKs 0x01000000 /* Defer all FK constraints */ #define SQLITE_QueryOnly 0x02000000 /* Disable database changes */ #define SQLITE_VdbeEQP 0x04000000 /* Debug EXPLAIN QUERY PLAN */ +#define SQLITE_Vacuum 0x08000000 /* Currently in a VACUUM */ /*@@ -11289,34 +11499,8 @@ VTable *pNext; /* Next in linked list (see above) */
}; /* -** Each SQL table is represented in memory by an instance of the -** following structure. -** -** Table.zName is the name of the table. The case of the original -** CREATE TABLE statement is stored, but case is not significant for -** comparisons. -** -** Table.nCol is the number of columns in this table. Table.aCol is a -** pointer to an array of Column structures, one for each column. -** -** If the table has an INTEGER PRIMARY KEY, then Table.iPKey is the index of -** the column that is that key. Otherwise Table.iPKey is negative. Note -** that the datatype of the PRIMARY KEY must be INTEGER for this field to -** be set. An INTEGER PRIMARY KEY is used as the rowid for each row of -** the table. If a table has no INTEGER PRIMARY KEY, then a random rowid -** is generated for each row of the table. TF_HasPrimaryKey is set if -** the table has any PRIMARY KEY, INTEGER or otherwise. -** -** Table.tnum is the page number for the root BTree page of the table in the -** database file. If Table.iDb is the index of the database table backend -** in sqlite.aDb[]. 0 is for the main database and 1 is for the file that -** holds temporary tables and indices. If TF_Ephemeral is set -** then the table is stored in a file that is automatically deleted -** when the VDBE cursor to the table is closed. In this case Table.tnum -** refers VDBE cursor number that holds the table open, not to the root -** page number. Transient tables are used to hold the results of a -** sub-query that appears instead of a real table name in the FROM clause -** of a SELECT statement. +** The schema for each SQL table and view is represented in memory +** by an instance of the following structure. */ struct Table { char *zName; /* Name of the table or view */@@ -11328,11 +11512,11 @@ char *zColAff; /* String defining the affinity of each column */
#ifndef SQLITE_OMIT_CHECK ExprList *pCheck; /* All CHECK constraints */ #endif - LogEst nRowLogEst; /* Estimated rows in table - from sqlite_stat1 table */ - int tnum; /* Root BTree node for this table (see note above) */ - i16 iPKey; /* If not negative, use aCol[iPKey] as the primary key */ + int tnum; /* Root BTree page for this table */ + i16 iPKey; /* If not negative, use aCol[iPKey] as the rowid */ i16 nCol; /* Number of columns in this table */ u16 nRef; /* Number of pointers to this Table */ + LogEst nRowLogEst; /* Estimated rows in table - from sqlite_stat1 table */ LogEst szTabRow; /* Estimated size of each table row in bytes */ #ifdef SQLITE_ENABLE_COSTMULT LogEst costMult; /* Cost multiplier for using this table */@@ -11354,6 +11538,12 @@ };
/* ** Allowed values for Table.tabFlags. +** +** TF_OOOHidden applies to virtual tables that have hidden columns that are +** followed by non-hidden columns. Example: "CREATE VIRTUAL TABLE x USING +** vtab1(a HIDDEN, b);". Since "b" is a non-hidden column but "a" is hidden, +** the TF_OOOHidden attribute would apply in this case. Such tables require +** special handling during INSERT processing. */ #define TF_Readonly 0x01 /* Read-only system table */ #define TF_Ephemeral 0x02 /* An ephemeral table */@@ -11361,6 +11551,7 @@ #define TF_HasPrimaryKey 0x04 /* Table has a primary key */
#define TF_Autoincrement 0x08 /* Integer primary key is autoincrement */ #define TF_Virtual 0x10 /* Is a virtual table */ #define TF_WithoutRowid 0x20 /* No rowid used. PRIMARY KEY is the key */ +#define TF_OOOHidden 0x40 /* Out-of-Order hidden columns */ /*@@ -11797,8 +11988,14 @@ #define EP_Static 0x008000 /* Held in memory not obtained from malloc() */
#define EP_MemToken 0x010000 /* Need to sqlite3DbFree() Expr.zToken */ #define EP_NoReduce 0x020000 /* Cannot EXPRDUP_REDUCE this Expr */ #define EP_Unlikely 0x040000 /* unlikely() or likelihood() function */ -#define EP_Constant 0x080000 /* Node is a constant */ +#define EP_ConstFunc 0x080000 /* Node is a SQLITE_FUNC_CONSTANT function */ #define EP_CanBeNull 0x100000 /* Can be null despite NOT NULL constraint */ +#define EP_Subquery 0x200000 /* Tree contains a TK_SELECT operator */ + +/* +** Combinations of two or more EP_* flags +*/ +#define EP_Propagate (EP_Collate|EP_Subquery) /* Propagate these bits up tree */ /* ** These macros can be used to test, set, or clear bits in the@@ -11997,7 +12194,7 @@ #define WHERE_DUPLICATES_OK 0x0008 /* Ok to return a row more than once */
#define WHERE_OMIT_OPEN_CLOSE 0x0010 /* Table cursors are already open */ #define WHERE_FORCE_TABLE 0x0020 /* Do not use an index-only search */ #define WHERE_ONETABLE_ONLY 0x0040 /* Only code the 1st table in pTabList */ - /* 0x0080 // not currently used */ +#define WHERE_NO_AUTOINDEX 0x0080 /* Disallow automatic indexes */ #define WHERE_GROUPBY 0x0100 /* pOrderBy is really a GROUP BY */ #define WHERE_DISTINCTBY 0x0200 /* pOrderby is really a DISTINCT clause */ #define WHERE_WANT_DISTINCT 0x0400 /* All output needs to be distinct */@@ -12111,11 +12308,12 @@ #define SF_Expanded 0x0010 /* sqlite3SelectExpand() called on this */
#define SF_HasTypeInfo 0x0020 /* FROM subqueries have Table metadata */ #define SF_Compound 0x0040 /* Part of a compound query */ #define SF_Values 0x0080 /* Synthesized from VALUES clause */ -#define SF_AllValues 0x0100 /* All terms of compound are VALUES */ +#define SF_MultiValue 0x0100 /* Single VALUES term with multiple rows */ #define SF_NestedFrom 0x0200 /* Part of a parenthesized FROM clause */ #define SF_MaybeConvert 0x0400 /* Need convertCompoundSelectToSubquery() */ #define SF_Recursive 0x0800 /* The recursive part of a recursive CTE */ #define SF_MinMaxAgg 0x1000 /* Aggregate containing min() or max() */ +#define SF_Converted 0x2000 /* By convertCompoundSelectToSubquery() */ /*@@ -12434,7 +12632,8 @@ #define OPFLAG_USESEEKRESULT 0x10 /* Try to avoid a seek in BtreeInsert() */
#define OPFLAG_LENGTHARG 0x40 /* OP_Column only used for length() */ #define OPFLAG_TYPEOFARG 0x80 /* OP_Column only used for typeof() */ #define OPFLAG_BULKCSR 0x01 /* OP_Open** used to open bulk cursor */ -#define OPFLAG_P2ISREG 0x02 /* P2 to OP_Open** is a register number */ +#define OPFLAG_SEEKEQ 0x02 /* OP_Open** cursor uses EQ seek only */ +#define OPFLAG_P2ISREG 0x04 /* P2 to OP_Open** is a register number */ #define OPFLAG_PERMUTE 0x01 /* OP_Compare: use the permutation */ /*@@ -12493,7 +12692,7 @@ * (op == TK_INSERT)
* orconf -> stores the ON CONFLICT algorithm * pSelect -> If this is an INSERT INTO ... SELECT ... statement, then * this stores a pointer to the SELECT statement. Otherwise NULL. - * target -> A token holding the quoted name of the table to insert into. + * zTarget -> Dequoted name of the table to insert into. * pExprList -> If this is an INSERT INTO ... VALUES ... statement, then * this stores values to be inserted. Otherwise NULL. * pIdList -> If this is an INSERT INTO ... (<column-names>) VALUES ...@@ -12501,12 +12700,12 @@ * statement, then this stores the column-names to be
* inserted into. * * (op == TK_DELETE) - * target -> A token holding the quoted name of the table to delete from. + * zTarget -> Dequoted name of the table to delete from. * pWhere -> The WHERE clause of the DELETE statement if one is specified. * Otherwise NULL. * * (op == TK_UPDATE) - * target -> A token holding the quoted name of the table to update rows of. + * zTarget -> Dequoted name of the table to update. * pWhere -> The WHERE clause of the UPDATE statement if one is specified. * Otherwise NULL. * pExprList -> A list of the columns to update and the expressions to update@@ -12518,8 +12717,8 @@ struct TriggerStep {
u8 op; /* One of TK_DELETE, TK_UPDATE, TK_INSERT, TK_SELECT */ u8 orconf; /* OE_Rollback etc. */ Trigger *pTrig; /* The trigger that this step is a part of */ - Select *pSelect; /* SELECT statment or RHS of INSERT INTO .. SELECT ... */ - Token target; /* Target table for DELETE, UPDATE, INSERT */ + Select *pSelect; /* SELECT statement or RHS of INSERT INTO SELECT ... */ + char *zTarget; /* Target table for DELETE, UPDATE, INSERT */ Expr *pWhere; /* The WHERE clause for DELETE or UPDATE steps */ ExprList *pExprList; /* SET clause for UPDATE. */ IdList *pIdList; /* Column names for INSERT */@@ -12552,8 +12751,7 @@ char *zBase; /* A base allocation. Not from malloc. */
char *zText; /* The string collected so far */ int nChar; /* Length of the string so far */ int nAlloc; /* Amount of space allocated in zText */ - int mxAlloc; /* Maximum allowed string length */ - u8 useMalloc; /* 0: none, 1: sqlite3DbMalloc, 2: sqlite3_malloc */ + int mxAlloc; /* Maximum allowed allocation. 0 for no malloc usage */ u8 accError; /* STRACCUM_NOMEM or STRACCUM_TOOBIG */ }; #define STRACCUM_NOMEM 1@@ -12838,9 +13036,14 @@ SQLITE_PRIVATE int sqlite3MutexInit(void);
SQLITE_PRIVATE int sqlite3MutexEnd(void); #endif -SQLITE_PRIVATE int sqlite3StatusValue(int); -SQLITE_PRIVATE void sqlite3StatusAdd(int, int); +SQLITE_PRIVATE sqlite3_int64 sqlite3StatusValue(int); +SQLITE_PRIVATE void sqlite3StatusUp(int, int); +SQLITE_PRIVATE void sqlite3StatusDown(int, int); SQLITE_PRIVATE void sqlite3StatusSet(int, int); + +/* Access to mutexes used by sqlite3_status() */ +SQLITE_PRIVATE sqlite3_mutex *sqlite3Pcache1Mutex(void); +SQLITE_PRIVATE sqlite3_mutex *sqlite3MallocMutex(void); #ifndef SQLITE_OMIT_FLOATING_POINT SQLITE_PRIVATE int sqlite3IsNaN(double);@@ -12865,7 +13068,7 @@ SQLITE_PRIVATE void sqlite3XPrintf(StrAccum*, u32, const char*, ...);
SQLITE_PRIVATE char *sqlite3MPrintf(sqlite3*,const char*, ...); SQLITE_PRIVATE char *sqlite3VMPrintf(sqlite3*,const char*, va_list); SQLITE_PRIVATE char *sqlite3MAppendf(sqlite3*,char*,const char*,...); -#if defined(SQLITE_TEST) || defined(SQLITE_DEBUG) +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) SQLITE_PRIVATE void sqlite3DebugPrintf(const char*, ...); #endif #if defined(SQLITE_TEST)@@ -12906,6 +13109,7 @@ SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*);
SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int); SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,ExprSpan*); SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*); +SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*); SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**); SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**); SQLITE_PRIVATE void sqlite3Pragma(Parse*,Token*,Token*,Token*,int);@@ -13211,7 +13415,7 @@ SQLITE_PRIVATE void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
SQLITE_PRIVATE u8 sqlite3HexToInt(int h); SQLITE_PRIVATE int sqlite3TwoPartName(Parse *, Token *, Token *, Token **); -#if defined(SQLITE_TEST) +#if defined(SQLITE_NEED_ERR_NAME) SQLITE_PRIVATE const char *sqlite3ErrName(int); #endif@@ -13220,7 +13424,7 @@ SQLITE_PRIVATE int sqlite3ReadSchema(Parse *pParse);
SQLITE_PRIVATE CollSeq *sqlite3FindCollSeq(sqlite3*,u8 enc, const char*,int); SQLITE_PRIVATE CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char*zName); SQLITE_PRIVATE CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr); -SQLITE_PRIVATE Expr *sqlite3ExprAddCollateToken(Parse *pParse, Expr*, const Token*); +SQLITE_PRIVATE Expr *sqlite3ExprAddCollateToken(Parse *pParse, Expr*, const Token*, int); SQLITE_PRIVATE Expr *sqlite3ExprAddCollateString(Parse*,Expr*,const char*); SQLITE_PRIVATE Expr *sqlite3ExprSkipCollate(Expr*); SQLITE_PRIVATE int sqlite3CheckCollSeq(Parse *, CollSeq *);@@ -13305,7 +13509,7 @@ );
SQLITE_PRIVATE int sqlite3ApiExit(sqlite3 *db, int); SQLITE_PRIVATE int sqlite3OpenTempDatabase(Parse *); -SQLITE_PRIVATE void sqlite3StrAccumInit(StrAccum*, char*, int, int); +SQLITE_PRIVATE void sqlite3StrAccumInit(StrAccum*, sqlite3*, char*, int, int); SQLITE_PRIVATE void sqlite3StrAccumAppend(StrAccum*,const char*,int); SQLITE_PRIVATE void sqlite3StrAccumAppendAll(StrAccum*,const char*); SQLITE_PRIVATE void sqlite3AppendChar(StrAccum*,int,char);@@ -13489,12 +13693,11 @@ SQLITE_PRIVATE void sqlite3MemJournalOpen(sqlite3_file *);
SQLITE_PRIVATE int sqlite3MemJournalSize(void); SQLITE_PRIVATE int sqlite3IsMemJournal(sqlite3_file *); +SQLITE_PRIVATE void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p); #if SQLITE_MAX_EXPR_DEPTH>0 -SQLITE_PRIVATE void sqlite3ExprSetHeight(Parse *pParse, Expr *p); SQLITE_PRIVATE int sqlite3SelectExprHeight(Select *); SQLITE_PRIVATE int sqlite3ExprCheckHeight(Parse*, int); #else - #define sqlite3ExprSetHeight(x,y) #define sqlite3SelectExprHeight(x) 0 #define sqlite3ExprCheckHeight(x,y) #endif@@ -13524,7 +13727,7 @@ */
#ifdef SQLITE_ENABLE_IOTRACE # define IOTRACE(A) if( sqlite3IoTrace ){ sqlite3IoTrace A; } SQLITE_PRIVATE void sqlite3VdbeIOTraceSql(Vdbe*); -void (*sqlite3IoTrace)(const char*,...); +SQLITE_API SQLITE_EXTERN void (SQLITE_CDECL *sqlite3IoTrace)(const char*,...); #else # define IOTRACE(A) # define sqlite3VdbeIOTraceSql(X)@@ -13631,16 +13834,16 @@ 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, /* 2x */
48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, /* 3x */ 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, /* 4x */ 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, /* 5x */ - 96, 97, 66, 67, 68, 69, 70, 71, 72, 73,106,107,108,109,110,111, /* 6x */ - 112, 81, 82, 83, 84, 85, 86, 87, 88, 89,122,123,124,125,126,127, /* 7x */ + 96, 97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,111, /* 6x */ + 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, /* 7x */ 128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143, /* 8x */ - 144,145,146,147,148,149,150,151,152,153,154,155,156,157,156,159, /* 9x */ + 144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159, /* 9x */ 160,161,162,163,164,165,166,167,168,169,170,171,140,141,142,175, /* Ax */ 176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191, /* Bx */ 192,129,130,131,132,133,134,135,136,137,202,203,204,205,206,207, /* Cx */ 208,145,146,147,148,149,150,151,152,153,218,219,220,221,222,223, /* Dx */ - 224,225,162,163,164,165,166,167,168,169,232,203,204,205,206,207, /* Ex */ - 239,240,241,242,243,244,245,246,247,248,249,219,220,221,222,255, /* Fx */ + 224,225,162,163,164,165,166,167,168,169,234,235,236,237,238,239, /* Ex */ + 240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255, /* Fx */ #endif };@@ -13922,6 +14125,9 @@ "ENABLE_CEROD",
#endif #if SQLITE_ENABLE_COLUMN_METADATA "ENABLE_COLUMN_METADATA", +#endif +#if SQLITE_ENABLE_DBSTAT_VTAB + "ENABLE_DBSTAT_VTAB", #endif #if SQLITE_ENABLE_EXPENSIVE_ASSERT "ENABLE_EXPENSIVE_ASSERT",@@ -14237,7 +14443,7 @@ **
** The name can optionally begin with "SQLITE_" but the "SQLITE_" prefix ** is not required for a match. */ -SQLITE_API int sqlite3_compileoption_used(const char *zOptName){ +SQLITE_API int SQLITE_STDCALL sqlite3_compileoption_used(const char *zOptName){ int i, n; #if SQLITE_ENABLE_API_ARMOR@@ -14265,7 +14471,7 @@ /*
** Return the N-th compile-time option string. If N is out of range, ** return a NULL pointer. */ -SQLITE_API const char *sqlite3_compileoption_get(int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_compileoption_get(int N){ if( N>=0 && N<ArraySize(azCompileOpt) ){ return azCompileOpt[N]; }@@ -14608,14 +14814,6 @@ ** state of the virtual machine.
** ** The "sqlite3_stmt" structure pointer that is returned by sqlite3_prepare() ** is really a pointer to an instance of this structure. -** -** The Vdbe.inVtabMethod variable is set to non-zero for the duration of -** any virtual table method invocations made by the vdbe program. It is -** set to 2 for xDestroy method calls and 1 for all other methods. This -** variable is used for two purposes: to allow xDestroy methods to execute -** "DROP TABLE" statements and to prevent some nasty side effects of -** malloc failure when SQLite is invoked recursively by a virtual table -** method function. */ struct Vdbe { sqlite3 *db; /* The database connection that owns this statement */@@ -14639,11 +14837,13 @@ ynVar nzVar; /* Number of entries in azVar[] */
u32 cacheCtr; /* VdbeCursor row cache generation counter */ int pc; /* The program counter */ int rc; /* Value to return */ +#ifdef SQLITE_DEBUG + int rcApp; /* errcode set by sqlite3_result_error_code() */ +#endif u16 nResColumn; /* Number of columns in one row of the result set */ u8 errorAction; /* Recovery action to do in case of an error */ u8 minWriteFileFormat; /* Minimum file format for writable database files */ bft explain:2; /* True if EXPLAIN present on SQL command */ - bft inVtabMethod:2; /* See comments above */ bft changeCntOn:1; /* True to update the change-counter */ bft expired:1; /* True if the VM needs to be recompiled */ bft runOnlyOnce:1; /* Automatically expire on reset */@@ -14803,10 +15003,32 @@ ** Variables in which to record status information.
*/ typedef struct sqlite3StatType sqlite3StatType; static SQLITE_WSD struct sqlite3StatType { - int nowValue[10]; /* Current value */ - int mxValue[10]; /* Maximum value */ +#if SQLITE_PTRSIZE>4 + sqlite3_int64 nowValue[10]; /* Current value */ + sqlite3_int64 mxValue[10]; /* Maximum value */ +#else + u32 nowValue[10]; /* Current value */ + u32 mxValue[10]; /* Maximum value */ +#endif } sqlite3Stat = { {0,}, {0,} }; +/* +** Elements of sqlite3Stat[] are protected by either the memory allocator +** mutex, or by the pcache1 mutex. The following array determines which. +*/ +static const char statMutex[] = { + 0, /* SQLITE_STATUS_MEMORY_USED */ + 1, /* SQLITE_STATUS_PAGECACHE_USED */ + 1, /* SQLITE_STATUS_PAGECACHE_OVERFLOW */ + 0, /* SQLITE_STATUS_SCRATCH_USED */ + 0, /* SQLITE_STATUS_SCRATCH_OVERFLOW */ + 0, /* SQLITE_STATUS_MALLOC_SIZE */ + 0, /* SQLITE_STATUS_PARSER_STACK */ + 1, /* SQLITE_STATUS_PAGECACHE_SIZE */ + 0, /* SQLITE_STATUS_SCRATCH_SIZE */ + 0, /* SQLITE_STATUS_MALLOC_COUNT */ +}; + /* The "wsdStat" macro will resolve to the status information ** state vector. If writable static data is unsupported on the target,@@ -14823,33 +15045,60 @@ # define wsdStat sqlite3Stat
#endif /* -** Return the current value of a status parameter. +** Return the current value of a status parameter. The caller must +** be holding the appropriate mutex. */ -SQLITE_PRIVATE int sqlite3StatusValue(int op){ +SQLITE_PRIVATE sqlite3_int64 sqlite3StatusValue(int op){ wsdStatInit; assert( op>=0 && op<ArraySize(wsdStat.nowValue) ); + assert( op>=0 && op<ArraySize(statMutex) ); + assert( sqlite3_mutex_held(statMutex[op] ? sqlite3Pcache1Mutex() + : sqlite3MallocMutex()) ); return wsdStat.nowValue[op]; } /* -** Add N to the value of a status record. It is assumed that the -** caller holds appropriate locks. +** Add N to the value of a status record. The caller must hold the +** appropriate mutex. (Locking is checked by assert()). +** +** The StatusUp() routine can accept positive or negative values for N. +** The value of N is added to the current status value and the high-water +** mark is adjusted if necessary. +** +** The StatusDown() routine lowers the current value by N. The highwater +** mark is unchanged. N must be non-negative for StatusDown(). */ -SQLITE_PRIVATE void sqlite3StatusAdd(int op, int N){ +SQLITE_PRIVATE void sqlite3StatusUp(int op, int N){ wsdStatInit; assert( op>=0 && op<ArraySize(wsdStat.nowValue) ); + assert( op>=0 && op<ArraySize(statMutex) ); + assert( sqlite3_mutex_held(statMutex[op] ? sqlite3Pcache1Mutex() + : sqlite3MallocMutex()) ); wsdStat.nowValue[op] += N; if( wsdStat.nowValue[op]>wsdStat.mxValue[op] ){ wsdStat.mxValue[op] = wsdStat.nowValue[op]; } } +SQLITE_PRIVATE void sqlite3StatusDown(int op, int N){ + wsdStatInit; + assert( N>=0 ); + assert( op>=0 && op<ArraySize(statMutex) ); + assert( sqlite3_mutex_held(statMutex[op] ? sqlite3Pcache1Mutex() + : sqlite3MallocMutex()) ); + assert( op>=0 && op<ArraySize(wsdStat.nowValue) ); + wsdStat.nowValue[op] -= N; +} /* -** Set the value of a status to X. +** Set the value of a status to X. The highwater mark is adjusted if +** necessary. The caller must hold the appropriate mutex. */ SQLITE_PRIVATE void sqlite3StatusSet(int op, int X){ wsdStatInit; assert( op>=0 && op<ArraySize(wsdStat.nowValue) ); + assert( op>=0 && op<ArraySize(statMutex) ); + assert( sqlite3_mutex_held(statMutex[op] ? sqlite3Pcache1Mutex() + : sqlite3MallocMutex()) ); wsdStat.nowValue[op] = X; if( wsdStat.nowValue[op]>wsdStat.mxValue[op] ){ wsdStat.mxValue[op] = wsdStat.nowValue[op];@@ -14858,12 +15107,14 @@ }
/* ** Query status information. -** -** This implementation assumes that reading or writing an aligned -** 32-bit integer is an atomic operation. If that assumption is not true, -** then this routine is not threadsafe. */ -SQLITE_API int sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag){ +SQLITE_API int SQLITE_STDCALL sqlite3_status64( + int op, + sqlite3_int64 *pCurrent, + sqlite3_int64 *pHighwater, + int resetFlag +){ + sqlite3_mutex *pMutex; wsdStatInit; if( op<0 || op>=ArraySize(wsdStat.nowValue) ){ return SQLITE_MISUSE_BKPT;@@ -14871,18 +15122,35 @@ }
#ifdef SQLITE_ENABLE_API_ARMOR if( pCurrent==0 || pHighwater==0 ) return SQLITE_MISUSE_BKPT; #endif + pMutex = statMutex[op] ? sqlite3Pcache1Mutex() : sqlite3MallocMutex(); + sqlite3_mutex_enter(pMutex); *pCurrent = wsdStat.nowValue[op]; *pHighwater = wsdStat.mxValue[op]; if( resetFlag ){ wsdStat.mxValue[op] = wsdStat.nowValue[op]; } + sqlite3_mutex_leave(pMutex); + (void)pMutex; /* Prevent warning when SQLITE_THREADSAFE=0 */ return SQLITE_OK; } +SQLITE_API int SQLITE_STDCALL sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag){ + sqlite3_int64 iCur, iHwtr; + int rc; +#ifdef SQLITE_ENABLE_API_ARMOR + if( pCurrent==0 || pHighwater==0 ) return SQLITE_MISUSE_BKPT; +#endif + rc = sqlite3_status64(op, &iCur, &iHwtr, resetFlag); + if( rc==0 ){ + *pCurrent = (int)iCur; + *pHighwater = (int)iHwtr; + } + return rc; +} /* ** Query status information for a single database connection */ -SQLITE_API int sqlite3_db_status( +SQLITE_API int SQLITE_STDCALL sqlite3_db_status( sqlite3 *db, /* The database connection whose status is desired */ int op, /* Status verb */ int *pCurrent, /* Write current value here */@@ -16506,7 +16774,7 @@ /*
** Locate a VFS by name. If no name is given, simply return the ** first VFS on the list. */ -SQLITE_API sqlite3_vfs *sqlite3_vfs_find(const char *zVfs){ +SQLITE_API sqlite3_vfs *SQLITE_STDCALL sqlite3_vfs_find(const char *zVfs){ sqlite3_vfs *pVfs = 0; #if SQLITE_THREADSAFE sqlite3_mutex *mutex;@@ -16552,7 +16820,7 @@ ** Register a VFS with the system. It is harmless to register the same
** VFS multiple times. The new VFS becomes the default if makeDflt is ** true. */ -SQLITE_API int sqlite3_vfs_register(sqlite3_vfs *pVfs, int makeDflt){ +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_register(sqlite3_vfs *pVfs, int makeDflt){ MUTEX_LOGIC(sqlite3_mutex *mutex;) #ifndef SQLITE_OMIT_AUTOINIT int rc = sqlite3_initialize();@@ -16580,7 +16848,7 @@
/* ** Unregister a VFS so that it is no longer accessible. */ -SQLITE_API int sqlite3_vfs_unregister(sqlite3_vfs *pVfs){ +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_unregister(sqlite3_vfs *pVfs){ #if SQLITE_THREADSAFE sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); #endif@@ -18916,7 +19184,7 @@
/* ** Retrieve a pointer to a static mutex or allocate a new dynamic one. */ -SQLITE_API sqlite3_mutex *sqlite3_mutex_alloc(int id){ +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_mutex_alloc(int id){ #ifndef SQLITE_OMIT_AUTOINIT if( id<=SQLITE_MUTEX_RECURSIVE && sqlite3_initialize() ) return 0; if( id>SQLITE_MUTEX_RECURSIVE && sqlite3MutexInit() ) return 0;@@ -18935,7 +19203,7 @@
/* ** Free a dynamic mutex. */ -SQLITE_API void sqlite3_mutex_free(sqlite3_mutex *p){ +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_free(sqlite3_mutex *p){ if( p ){ sqlite3GlobalConfig.mutex.xMutexFree(p); }@@ -18945,7 +19213,7 @@ /*
** Obtain the mutex p. If some other thread already has the mutex, block ** until it can be obtained. */ -SQLITE_API void sqlite3_mutex_enter(sqlite3_mutex *p){ +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_enter(sqlite3_mutex *p){ if( p ){ sqlite3GlobalConfig.mutex.xMutexEnter(p); }@@ -18955,7 +19223,7 @@ /*
** Obtain the mutex p. If successful, return SQLITE_OK. Otherwise, if another ** thread holds the mutex and it cannot be obtained, return SQLITE_BUSY. */ -SQLITE_API int sqlite3_mutex_try(sqlite3_mutex *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_try(sqlite3_mutex *p){ int rc = SQLITE_OK; if( p ){ return sqlite3GlobalConfig.mutex.xMutexTry(p);@@ -18969,7 +19237,7 @@ ** entered by the same thread. The behavior is undefined if the mutex
** is not currently entered. If a NULL pointer is passed as an argument ** this function is a no-op. */ -SQLITE_API void sqlite3_mutex_leave(sqlite3_mutex *p){ +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_leave(sqlite3_mutex *p){ if( p ){ sqlite3GlobalConfig.mutex.xMutexLeave(p); }@@ -18980,10 +19248,10 @@ /*
** The sqlite3_mutex_held() and sqlite3_mutex_notheld() routine are ** intended for use inside assert() statements. */ -SQLITE_API int sqlite3_mutex_held(sqlite3_mutex *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_held(sqlite3_mutex *p){ return p==0 || sqlite3GlobalConfig.mutex.xMutexHeld(p); } -SQLITE_API int sqlite3_mutex_notheld(sqlite3_mutex *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_notheld(sqlite3_mutex *p){ return p==0 || sqlite3GlobalConfig.mutex.xMutexNotheld(p); } #endif@@ -19113,8 +19381,12 @@ }
break; } default: { - assert( id-2 >= 0 ); - assert( id-2 < (int)(sizeof(aStatic)/sizeof(aStatic[0])) ); +#ifdef SQLITE_ENABLE_API_ARMOR + if( id-2<0 || id-2>=ArraySize(aStatic) ){ + (void)SQLITE_MISUSE_BKPT; + return 0; + } +#endif pNew = &aStatic[id-2]; pNew->id = id; break;@@ -19129,8 +19401,13 @@ */
static void debugMutexFree(sqlite3_mutex *pX){ sqlite3_debug_mutex *p = (sqlite3_debug_mutex*)pX; assert( p->cnt==0 ); - assert( p->id==SQLITE_MUTEX_FAST || p->id==SQLITE_MUTEX_RECURSIVE ); - sqlite3_free(p); + if( p->id==SQLITE_MUTEX_RECURSIVE || p->id==SQLITE_MUTEX_FAST ){ + sqlite3_free(p); + }else{ +#ifdef SQLITE_ENABLE_API_ARMOR + (void)SQLITE_MISUSE_BKPT; +#endif + } } /*@@ -19241,8 +19518,10 @@ ** Each recursive mutex is an instance of the following structure.
*/ struct sqlite3_mutex { pthread_mutex_t mutex; /* Mutex controlling the lock */ -#if SQLITE_MUTEX_NREF +#if SQLITE_MUTEX_NREF || defined(SQLITE_ENABLE_API_ARMOR) int id; /* Mutex type */ +#endif +#if SQLITE_MUTEX_NREF volatile int nRef; /* Number of entrances */ volatile pthread_t owner; /* Thread that is within this mutex */ int trace; /* True to trace changes */@@ -19359,18 +19638,12 @@ pthread_mutexattr_settype(&recursiveAttr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&p->mutex, &recursiveAttr); pthread_mutexattr_destroy(&recursiveAttr); #endif -#if SQLITE_MUTEX_NREF - p->id = iType; -#endif } break; } case SQLITE_MUTEX_FAST: { p = sqlite3MallocZero( sizeof(*p) ); if( p ){ -#if SQLITE_MUTEX_NREF - p->id = iType; -#endif pthread_mutex_init(&p->mutex, 0); } break;@@ -19383,12 +19656,12 @@ return 0;
} #endif p = &staticMutexes[iType-2]; -#if SQLITE_MUTEX_NREF - p->id = iType; -#endif break; } } +#if SQLITE_MUTEX_NREF || defined(SQLITE_ENABLE_API_ARMOR) + if( p ) p->id = iType; +#endif return p; }@@ -19400,9 +19673,18 @@ ** mutex that it allocates.
*/ static void pthreadMutexFree(sqlite3_mutex *p){ assert( p->nRef==0 ); - assert( p->id==SQLITE_MUTEX_FAST || p->id==SQLITE_MUTEX_RECURSIVE ); - pthread_mutex_destroy(&p->mutex); - sqlite3_free(p); +#if SQLITE_ENABLE_API_ARMOR + if( p->id==SQLITE_MUTEX_FAST || p->id==SQLITE_MUTEX_RECURSIVE ) +#endif + { + pthread_mutex_destroy(&p->mutex); + sqlite3_free(p); + } +#ifdef SQLITE_ENABLE_API_ARMOR + else{ + (void)SQLITE_MISUSE_BKPT; + } +#endif } /*@@ -19612,16 +19894,6 @@ ** switch. The following code should catch this problem at compile-time.
*/ #ifdef MEMORY_DEBUG # error "The MEMORY_DEBUG macro is obsolete. Use SQLITE_DEBUG instead." -#endif - -#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG) -# ifndef SQLITE_DEBUG_OS_TRACE -# define SQLITE_DEBUG_OS_TRACE 0 -# endif - int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE; -# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X -#else -# define OSTRACE(X) #endif /*@@ -19872,6 +20144,17 @@ #else
# define SQLITE_WIN32_VOLATILE volatile #endif +/* +** For some Windows sub-platforms, the _beginthreadex() / _endthreadex() +** functions are not available (e.g. those not using MSVC, Cygwin, etc). +*/ +#if SQLITE_OS_WIN && !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && \ + SQLITE_THREADSAFE>0 && !defined(__CYGWIN__) +# define SQLITE_OS_WIN_THREADS 1 +#else +# define SQLITE_OS_WIN_THREADS 0 +#endif + #endif /* _OS_WIN_H_ */ /************** End of os_win.h **********************************************/@@ -19954,8 +20237,8 @@ ** "interlocked" magic used here is probably not strictly necessary.
*/ static LONG SQLITE_WIN32_VOLATILE winMutex_lock = 0; -SQLITE_API int sqlite3_win32_is_nt(void); /* os_win.c */ -SQLITE_API void sqlite3_win32_sleep(DWORD milliseconds); /* os_win.c */ +SQLITE_API int SQLITE_STDCALL sqlite3_win32_is_nt(void); /* os_win.c */ +SQLITE_API void SQLITE_STDCALL sqlite3_win32_sleep(DWORD milliseconds); /* os_win.c */ static int winMutexInit(void){ /* The first to increment to 1 does actual initialization */@@ -20047,8 +20330,8 @@ case SQLITE_MUTEX_FAST:
case SQLITE_MUTEX_RECURSIVE: { p = sqlite3MallocZero( sizeof(*p) ); if( p ){ -#ifdef SQLITE_DEBUG p->id = iType; +#ifdef SQLITE_DEBUG #ifdef SQLITE_WIN32_MUTEX_TRACE_DYNAMIC p->trace = 1; #endif@@ -20068,12 +20351,9 @@ (void)SQLITE_MISUSE_BKPT;
return 0; } #endif - assert( iType-2 >= 0 ); - assert( iType-2 < ArraySize(winMutex_staticMutexes) ); - assert( winMutex_isInit==1 ); p = &winMutex_staticMutexes[iType-2]; -#ifdef SQLITE_DEBUG p->id = iType; +#ifdef SQLITE_DEBUG #ifdef SQLITE_WIN32_MUTEX_TRACE_STATIC p->trace = 1; #endif@@ -20092,13 +20372,15 @@ ** mutex that it allocates.
*/ static void winMutexFree(sqlite3_mutex *p){ assert( p ); -#ifdef SQLITE_DEBUG assert( p->nRef==0 && p->owner==0 ); - assert( p->id==SQLITE_MUTEX_FAST || p->id==SQLITE_MUTEX_RECURSIVE ); + if( p->id==SQLITE_MUTEX_FAST || p->id==SQLITE_MUTEX_RECURSIVE ){ + DeleteCriticalSection(&p->mutex); + sqlite3_free(p); + }else{ +#ifdef SQLITE_ENABLE_API_ARMOR + (void)SQLITE_MISUSE_BKPT; #endif - assert( winMutex_isInit==1 ); - DeleteCriticalSection(&p->mutex); - sqlite3_free(p); + } } /*@@ -20252,7 +20534,7 @@ ** Attempt to release up to n bytes of non-essential memory currently
** held by SQLite. An example of non-essential memory is memory used to ** cache database pages that are not currently in use. */ -SQLITE_API int sqlite3_release_memory(int n){ +SQLITE_API int SQLITE_STDCALL sqlite3_release_memory(int n){ #ifdef SQLITE_ENABLE_MEMORY_MANAGEMENT return sqlite3PcacheReleaseMemory(n); #else@@ -20308,6 +20590,13 @@
#define mem0 GLOBAL(struct Mem0Global, mem0) /* +** Return the memory allocator mutex. sqlite3_status() needs it. +*/ +SQLITE_PRIVATE sqlite3_mutex *sqlite3MallocMutex(void){ + return mem0.mutex; +} + +/* ** This routine runs when the memory allocator sees that the ** total memory allocation is about to exceed the soft heap ** limit.@@ -20329,7 +20618,7 @@ void(*xCallback)(void *pArg, sqlite3_int64 used,int N),
void *pArg, sqlite3_int64 iThreshold ){ - int nUsed; + sqlite3_int64 nUsed; sqlite3_mutex_enter(mem0.mutex); mem0.alarmCallback = xCallback; mem0.alarmArg = pArg;@@ -20345,7 +20634,7 @@ /*
** Deprecated external interface. Internal/core SQLite code ** should call sqlite3MemoryAlarm. */ -SQLITE_API int sqlite3_memory_alarm( +SQLITE_API int SQLITE_STDCALL sqlite3_memory_alarm( void(*xCallback)(void *pArg, sqlite3_int64 used,int N), void *pArg, sqlite3_int64 iThreshold@@ -20358,7 +20647,7 @@ /*
** Set the soft heap-size limit for the library. Passing a zero or ** negative value indicates no limit. */ -SQLITE_API sqlite3_int64 sqlite3_soft_heap_limit64(sqlite3_int64 n){ +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_soft_heap_limit64(sqlite3_int64 n){ sqlite3_int64 priorLimit; sqlite3_int64 excess; #ifndef SQLITE_OMIT_AUTOINIT@@ -20378,7 +20667,7 @@ excess = sqlite3_memory_used() - n;
if( excess>0 ) sqlite3_release_memory((int)(excess & 0x7fffffff)); return priorLimit; } -SQLITE_API void sqlite3_soft_heap_limit(int n){ +SQLITE_API void SQLITE_STDCALL sqlite3_soft_heap_limit(int n){ if( n<0 ) n = 0; sqlite3_soft_heap_limit64(n); }@@ -20387,6 +20676,7 @@ /*
** Initialize the memory allocation subsystem. */ SQLITE_PRIVATE int sqlite3MallocInit(void){ + int rc; if( sqlite3GlobalConfig.m.xMalloc==0 ){ sqlite3MemSetDefault(); }@@ -20422,7 +20712,9 @@ sqlite3GlobalConfig.pPage = 0;
sqlite3GlobalConfig.szPage = 0; sqlite3GlobalConfig.nPage = 0; } - return sqlite3GlobalConfig.m.xInit(sqlite3GlobalConfig.m.pAppData); + rc = sqlite3GlobalConfig.m.xInit(sqlite3GlobalConfig.m.pAppData); + if( rc!=SQLITE_OK ) memset(&mem0, 0, sizeof(mem0)); + return rc; } /*@@ -20447,7 +20739,7 @@
/* ** Return the amount of memory currently checked out. */ -SQLITE_API sqlite3_int64 sqlite3_memory_used(void){ +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_used(void){ int n, mx; sqlite3_int64 res; sqlite3_status(SQLITE_STATUS_MEMORY_USED, &n, &mx, 0);@@ -20460,7 +20752,7 @@ ** Return the maximum amount of memory that has ever been
** checked out since either the beginning of this process ** or since the most recent reset. */ -SQLITE_API sqlite3_int64 sqlite3_memory_highwater(int resetFlag){ +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_highwater(int resetFlag){ int n, mx; sqlite3_int64 res; sqlite3_status(SQLITE_STATUS_MEMORY_USED, &n, &mx, resetFlag);@@ -20498,7 +20790,7 @@ assert( sqlite3_mutex_held(mem0.mutex) );
nFull = sqlite3GlobalConfig.m.xRoundup(n); sqlite3StatusSet(SQLITE_STATUS_MALLOC_SIZE, n); if( mem0.alarmCallback!=0 ){ - int nUsed = sqlite3StatusValue(SQLITE_STATUS_MEMORY_USED); + sqlite3_int64 nUsed = sqlite3StatusValue(SQLITE_STATUS_MEMORY_USED); if( nUsed >= mem0.alarmThreshold - nFull ){ mem0.nearlyFull = 1; sqlite3MallocAlarm(nFull);@@ -20515,8 +20807,8 @@ }
#endif if( p ){ nFull = sqlite3MallocSize(p); - sqlite3StatusAdd(SQLITE_STATUS_MEMORY_USED, nFull); - sqlite3StatusAdd(SQLITE_STATUS_MALLOC_COUNT, 1); + sqlite3StatusUp(SQLITE_STATUS_MEMORY_USED, nFull); + sqlite3StatusUp(SQLITE_STATUS_MALLOC_COUNT, 1); } *pp = p; return nFull;@@ -20551,13 +20843,13 @@ ** This version of the memory allocation is for use by the application.
** First make sure the memory subsystem is initialized, then do the ** allocation. */ -SQLITE_API void *sqlite3_malloc(int n){ +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc(int n){ #ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize() ) return 0; #endif return n<=0 ? 0 : sqlite3Malloc(n); } -SQLITE_API void *sqlite3_malloc64(sqlite3_uint64 n){ +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc64(sqlite3_uint64 n){ #ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize() ) return 0; #endif@@ -20593,14 +20885,14 @@ if( mem0.nScratchFree && sqlite3GlobalConfig.szScratch>=n ){
p = mem0.pScratchFree; mem0.pScratchFree = mem0.pScratchFree->pNext; mem0.nScratchFree--; - sqlite3StatusAdd(SQLITE_STATUS_SCRATCH_USED, 1); + sqlite3StatusUp(SQLITE_STATUS_SCRATCH_USED, 1); sqlite3_mutex_leave(mem0.mutex); }else{ sqlite3_mutex_leave(mem0.mutex); p = sqlite3Malloc(n); if( sqlite3GlobalConfig.bMemstat && p ){ sqlite3_mutex_enter(mem0.mutex); - sqlite3StatusAdd(SQLITE_STATUS_SCRATCH_OVERFLOW, sqlite3MallocSize(p)); + sqlite3StatusUp(SQLITE_STATUS_SCRATCH_OVERFLOW, sqlite3MallocSize(p)); sqlite3_mutex_leave(mem0.mutex); } sqlite3MemdebugSetType(p, MEMTYPE_SCRATCH);@@ -20641,19 +20933,19 @@ pSlot->pNext = mem0.pScratchFree;
mem0.pScratchFree = pSlot; mem0.nScratchFree++; assert( mem0.nScratchFree <= (u32)sqlite3GlobalConfig.nScratch ); - sqlite3StatusAdd(SQLITE_STATUS_SCRATCH_USED, -1); + sqlite3StatusDown(SQLITE_STATUS_SCRATCH_USED, 1); sqlite3_mutex_leave(mem0.mutex); }else{ /* Release memory back to the heap */ assert( sqlite3MemdebugHasType(p, MEMTYPE_SCRATCH) ); - assert( sqlite3MemdebugNoType(p, ~MEMTYPE_SCRATCH) ); + assert( sqlite3MemdebugNoType(p, (u8)~MEMTYPE_SCRATCH) ); sqlite3MemdebugSetType(p, MEMTYPE_HEAP); if( sqlite3GlobalConfig.bMemstat ){ int iSize = sqlite3MallocSize(p); sqlite3_mutex_enter(mem0.mutex); - sqlite3StatusAdd(SQLITE_STATUS_SCRATCH_OVERFLOW, -iSize); - sqlite3StatusAdd(SQLITE_STATUS_MEMORY_USED, -iSize); - sqlite3StatusAdd(SQLITE_STATUS_MALLOC_COUNT, -1); + sqlite3StatusDown(SQLITE_STATUS_SCRATCH_OVERFLOW, iSize); + sqlite3StatusDown(SQLITE_STATUS_MEMORY_USED, iSize); + sqlite3StatusDown(SQLITE_STATUS_MALLOC_COUNT, 1); sqlite3GlobalConfig.m.xFree(p); sqlite3_mutex_leave(mem0.mutex); }else{@@ -20684,7 +20976,7 @@ return sqlite3GlobalConfig.m.xSize(p);
} SQLITE_PRIVATE int sqlite3DbMallocSize(sqlite3 *db, void *p){ if( db==0 ){ - assert( sqlite3MemdebugNoType(p, ~MEMTYPE_HEAP) ); + assert( sqlite3MemdebugNoType(p, (u8)~MEMTYPE_HEAP) ); assert( sqlite3MemdebugHasType(p, MEMTYPE_HEAP) ); return sqlite3MallocSize(p); }else{@@ -20693,13 +20985,13 @@ if( isLookaside(db, p) ){
return db->lookaside.sz; }else{ assert( sqlite3MemdebugHasType(p, (MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); - assert( sqlite3MemdebugNoType(p, ~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); + assert( sqlite3MemdebugNoType(p, (u8)~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); return sqlite3GlobalConfig.m.xSize(p); } } } -SQLITE_API sqlite3_uint64 sqlite3_msize(void *p){ - assert( sqlite3MemdebugNoType(p, ~MEMTYPE_HEAP) ); +SQLITE_API sqlite3_uint64 SQLITE_STDCALL sqlite3_msize(void *p){ + assert( sqlite3MemdebugNoType(p, (u8)~MEMTYPE_HEAP) ); assert( sqlite3MemdebugHasType(p, MEMTYPE_HEAP) ); return (sqlite3_uint64)sqlite3GlobalConfig.m.xSize(p); }@@ -20707,14 +20999,14 @@
/* ** Free memory previously obtained from sqlite3Malloc(). */ -SQLITE_API void sqlite3_free(void *p){ +SQLITE_API void SQLITE_STDCALL sqlite3_free(void *p){ if( p==0 ) return; /* IMP: R-49053-54554 */ assert( sqlite3MemdebugHasType(p, MEMTYPE_HEAP) ); - assert( sqlite3MemdebugNoType(p, ~MEMTYPE_HEAP) ); + assert( sqlite3MemdebugNoType(p, (u8)~MEMTYPE_HEAP) ); if( sqlite3GlobalConfig.bMemstat ){ sqlite3_mutex_enter(mem0.mutex); - sqlite3StatusAdd(SQLITE_STATUS_MEMORY_USED, -sqlite3MallocSize(p)); - sqlite3StatusAdd(SQLITE_STATUS_MALLOC_COUNT, -1); + sqlite3StatusDown(SQLITE_STATUS_MEMORY_USED, sqlite3MallocSize(p)); + sqlite3StatusDown(SQLITE_STATUS_MALLOC_COUNT, 1); sqlite3GlobalConfig.m.xFree(p); sqlite3_mutex_leave(mem0.mutex); }else{@@ -20755,7 +21047,7 @@ return;
} } assert( sqlite3MemdebugHasType(p, (MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); - assert( sqlite3MemdebugNoType(p, ~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); + assert( sqlite3MemdebugNoType(p, (u8)~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); assert( db!=0 || sqlite3MemdebugNoType(p, MEMTYPE_LOOKASIDE) ); sqlite3MemdebugSetType(p, MEMTYPE_HEAP); sqlite3_free(p);@@ -20768,7 +21060,7 @@ SQLITE_PRIVATE void *sqlite3Realloc(void *pOld, u64 nBytes){
int nOld, nNew, nDiff; void *pNew; assert( sqlite3MemdebugHasType(pOld, MEMTYPE_HEAP) ); - assert( sqlite3MemdebugNoType(pOld, ~MEMTYPE_HEAP) ); + assert( sqlite3MemdebugNoType(pOld, (u8)~MEMTYPE_HEAP) ); if( pOld==0 ){ return sqlite3Malloc(nBytes); /* IMP: R-04300-56712 */ }@@ -20802,7 +21094,7 @@ pNew = sqlite3GlobalConfig.m.xRealloc(pOld, nNew);
} if( pNew ){ nNew = sqlite3MallocSize(pNew); - sqlite3StatusAdd(SQLITE_STATUS_MEMORY_USED, nNew-nOld); + sqlite3StatusUp(SQLITE_STATUS_MEMORY_USED, nNew-nOld); } sqlite3_mutex_leave(mem0.mutex); }else{@@ -20816,14 +21108,14 @@ /*
** The public interface to sqlite3Realloc. Make sure that the memory ** subsystem is initialized prior to invoking sqliteRealloc. */ -SQLITE_API void *sqlite3_realloc(void *pOld, int n){ +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc(void *pOld, int n){ #ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize() ) return 0; #endif if( n<0 ) n = 0; /* IMP: R-26507-47431 */ return sqlite3Realloc(pOld, n); } -SQLITE_API void *sqlite3_realloc64(void *pOld, sqlite3_uint64 n){ +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc64(void *pOld, sqlite3_uint64 n){ #ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize() ) return 0; #endif@@ -20935,7 +21227,7 @@ sqlite3DbFree(db, p);
} }else{ assert( sqlite3MemdebugHasType(p, (MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); - assert( sqlite3MemdebugNoType(p, ~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); + assert( sqlite3MemdebugNoType(p, (u8)~(MEMTYPE_LOOKASIDE|MEMTYPE_HEAP)) ); sqlite3MemdebugSetType(p, MEMTYPE_HEAP); pNew = sqlite3_realloc64(p, n); if( !pNew ){@@ -21188,6 +21480,7 @@ /*
** Set the StrAccum object to an error mode. */ static void setStrAccumError(StrAccum *p, u8 eError){ + assert( eError==STRACCUM_NOMEM || eError==STRACCUM_TOOBIG ); p->accError = eError; p->nAlloc = 0; }@@ -21262,13 +21555,6 @@ #endif
PrintfArguments *pArgList = 0; /* Arguments for SQLITE_PRINTF_SQLFUNC */ char buf[etBUFSIZE]; /* Conversion buffer */ -#ifdef SQLITE_ENABLE_API_ARMOR - if( ap==0 ){ - (void)SQLITE_MISUSE_BKPT; - sqlite3StrAccumReset(pAccum); - return; - } -#endif bufpt = 0; if( bFlags ){ if( (bArgList = (bFlags & SQLITE_PRINTF_SQLFUNC))!=0 ){@@ -21309,7 +21595,6 @@ default: done = 1; break;
} }while( !done && (c=(*++fmt))!=0 ); /* Get the field width */ - width = 0; if( c=='*' ){ if( bArgList ){ width = (int)getIntArg(pArgList);@@ -21318,18 +21603,21 @@ width = va_arg(ap,int);
} if( width<0 ){ flag_leftjustify = 1; - width = -width; + width = width >= -2147483647 ? -width : 0; } c = *++fmt; }else{ + unsigned wx = 0; while( c>='0' && c<='9' ){ - width = width*10 + c - '0'; + wx = wx*10 + c - '0'; c = *++fmt; } + testcase( wx>0x7fffffff ); + width = wx & 0x7fffffff; } + /* Get the precision */ if( c=='.' ){ - precision = 0; c = *++fmt; if( c=='*' ){ if( bArgList ){@@ -21337,13 +21625,18 @@ precision = (int)getIntArg(pArgList);
}else{ precision = va_arg(ap,int); } - if( precision<0 ) precision = -precision; c = *++fmt; + if( precision<0 ){ + precision = precision >= -2147483647 ? -precision : -1; + } }else{ + unsigned px = 0; while( c>='0' && c<='9' ){ - precision = precision*10 + c - '0'; + px = px*10 + c - '0'; c = *++fmt; } + testcase( px>0x7fffffff ); + precision = px & 0x7fffffff; } }else{ precision = -1;@@ -21507,7 +21800,8 @@ else if( flag_blanksign ) prefix = ' ';
else prefix = 0; } if( xtype==etGENERIC && precision>0 ) precision--; - for(idx=precision, rounder=0.5; idx>0; idx--, rounder*=0.1){} + testcase( precision>0xfff ); + for(idx=precision&0xfff, rounder=0.5; idx>0; idx--, rounder*=0.1){} if( xtype==etFLOAT ) realvalue += rounder; /* Normalize realvalue to within 10.0 > realvalue >= 1.0 */ exp = 0;@@ -21562,8 +21856,9 @@ e2 = 0;
}else{ e2 = exp; } - if( MAX(e2,0)+precision+width > etBUFSIZE - 15 ){ - bufpt = zExtra = sqlite3Malloc( MAX(e2,0)+precision+width+15 ); + if( MAX(e2,0)+(i64)precision+(i64)width > etBUFSIZE - 15 ){ + bufpt = zExtra + = sqlite3Malloc( MAX(e2,0)+(i64)precision+(i64)width+15 ); if( bufpt==0 ){ setStrAccumError(pAccum, STRACCUM_NOMEM); return;@@ -21795,13 +22090,13 @@ ** after the attempted enlargement. The value returned might be zero.
*/ static int sqlite3StrAccumEnlarge(StrAccum *p, int N){ char *zNew; - assert( p->nChar+N >= p->nAlloc ); /* Only called if really needed */ + assert( p->nChar+(i64)N >= p->nAlloc ); /* Only called if really needed */ if( p->accError ){ testcase(p->accError==STRACCUM_TOOBIG); testcase(p->accError==STRACCUM_NOMEM); return 0; } - if( !p->useMalloc ){ + if( p->mxAlloc==0 ){ N = p->nAlloc - p->nChar - 1; setStrAccumError(p, STRACCUM_TOOBIG); return N;@@ -21821,10 +22116,10 @@ return 0;
}else{ p->nAlloc = (int)szNew; } - if( p->useMalloc==1 ){ + if( p->db ){ zNew = sqlite3DbRealloc(p->db, zOld, p->nAlloc); }else{ - zNew = sqlite3_realloc(zOld, p->nAlloc); + zNew = sqlite3_realloc64(zOld, p->nAlloc); } if( zNew ){ assert( p->zText!=0 || p->nChar==0 );@@ -21844,7 +22139,10 @@ /*
** Append N copies of character c to the given string buffer. */ SQLITE_PRIVATE void sqlite3AppendChar(StrAccum *p, int N, char c){ - if( p->nChar+N >= p->nAlloc && (N = sqlite3StrAccumEnlarge(p, N))<=0 ) return; + testcase( p->nChar + (i64)N > 0x7fffffff ); + if( p->nChar+(i64)N >= p->nAlloc && (N = sqlite3StrAccumEnlarge(p, N))<=0 ){ + return; + } while( (N--)>0 ) p->zText[p->nChar++] = c; }@@ -21869,7 +22167,7 @@ ** Append N bytes of text from z to the StrAccum object. Increase the
** size of the memory allocation for StrAccum if necessary. */ SQLITE_PRIVATE void sqlite3StrAccumAppend(StrAccum *p, const char *z, int N){ - assert( z!=0 ); + assert( z!=0 || N==0 ); assert( p->zText!=0 || p->nChar==0 || p->accError ); assert( N>=0 ); assert( p->accError==0 || p->nAlloc==0 );@@ -21898,12 +22196,8 @@ */
SQLITE_PRIVATE char *sqlite3StrAccumFinish(StrAccum *p){ if( p->zText ){ p->zText[p->nChar] = 0; - if( p->useMalloc && p->zText==p->zBase ){ - if( p->useMalloc==1 ){ - p->zText = sqlite3DbMallocRaw(p->db, p->nChar+1 ); - }else{ - p->zText = sqlite3_malloc(p->nChar+1); - } + if( p->mxAlloc>0 && p->zText==p->zBase ){ + p->zText = sqlite3DbMallocRaw(p->db, p->nChar+1 ); if( p->zText ){ memcpy(p->zText, p->zBase, p->nChar+1); }else{@@ -21919,25 +22213,31 @@ ** Reset an StrAccum string. Reclaim all malloced memory.
*/ SQLITE_PRIVATE void sqlite3StrAccumReset(StrAccum *p){ if( p->zText!=p->zBase ){ - if( p->useMalloc==1 ){ - sqlite3DbFree(p->db, p->zText); - }else{ - sqlite3_free(p->zText); - } + sqlite3DbFree(p->db, p->zText); } p->zText = 0; } /* -** Initialize a string accumulator +** Initialize a string accumulator. +** +** p: The accumulator to be initialized. +** db: Pointer to a database connection. May be NULL. Lookaside +** memory is used if not NULL. db->mallocFailed is set appropriately +** when not NULL. +** zBase: An initial buffer. May be NULL in which case the initial buffer +** is malloced. +** n: Size of zBase in bytes. If total space requirements never exceed +** n then no memory allocations ever occur. +** mx: Maximum number of bytes to accumulate. If mx==0 then no memory +** allocations will ever occur. */ -SQLITE_PRIVATE void sqlite3StrAccumInit(StrAccum *p, char *zBase, int n, int mx){ +SQLITE_PRIVATE void sqlite3StrAccumInit(StrAccum *p, sqlite3 *db, char *zBase, int n, int mx){ p->zText = p->zBase = zBase; - p->db = 0; + p->db = db; p->nChar = 0; p->nAlloc = n; p->mxAlloc = mx; - p->useMalloc = 1; p->accError = 0; }@@ -21950,9 +22250,8 @@ char *z;
char zBase[SQLITE_PRINT_BUF_SIZE]; StrAccum acc; assert( db!=0 ); - sqlite3StrAccumInit(&acc, zBase, sizeof(zBase), + sqlite3StrAccumInit(&acc, db, zBase, sizeof(zBase), db->aLimit[SQLITE_LIMIT_LENGTH]); - acc.db = db; sqlite3VXPrintf(&acc, SQLITE_PRINTF_INTERNAL, zFormat, ap); z = sqlite3StrAccumFinish(&acc); if( acc.accError==STRACCUM_NOMEM ){@@ -21996,7 +22295,7 @@ /*
** Print into memory obtained from sqlite3_malloc(). Omit the internal ** %-conversion extensions. */ -SQLITE_API char *sqlite3_vmprintf(const char *zFormat, va_list ap){ +SQLITE_API char *SQLITE_STDCALL sqlite3_vmprintf(const char *zFormat, va_list ap){ char *z; char zBase[SQLITE_PRINT_BUF_SIZE]; StrAccum acc;@@ -22010,8 +22309,7 @@ #endif
#ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize() ) return 0; #endif - sqlite3StrAccumInit(&acc, zBase, sizeof(zBase), SQLITE_MAX_LENGTH); - acc.useMalloc = 2; + sqlite3StrAccumInit(&acc, 0, zBase, sizeof(zBase), SQLITE_MAX_LENGTH); sqlite3VXPrintf(&acc, 0, zFormat, ap); z = sqlite3StrAccumFinish(&acc); return z;@@ -22021,7 +22319,7 @@ /*
** Print into memory obtained from sqlite3_malloc()(). Omit the internal ** %-conversion extensions. */ -SQLITE_API char *sqlite3_mprintf(const char *zFormat, ...){ +SQLITE_API char *SQLITE_CDECL sqlite3_mprintf(const char *zFormat, ...){ va_list ap; char *z; #ifndef SQLITE_OMIT_AUTOINIT@@ -22046,22 +22344,21 @@ ** mistake.
** ** sqlite3_vsnprintf() is the varargs version. */ -SQLITE_API char *sqlite3_vsnprintf(int n, char *zBuf, const char *zFormat, va_list ap){ +SQLITE_API char *SQLITE_STDCALL sqlite3_vsnprintf(int n, char *zBuf, const char *zFormat, va_list ap){ StrAccum acc; if( n<=0 ) return zBuf; #ifdef SQLITE_ENABLE_API_ARMOR if( zBuf==0 || zFormat==0 ) { (void)SQLITE_MISUSE_BKPT; - if( zBuf && n>0 ) zBuf[0] = 0; + if( zBuf ) zBuf[0] = 0; return zBuf; } #endif - sqlite3StrAccumInit(&acc, zBuf, n, 0); - acc.useMalloc = 0; + sqlite3StrAccumInit(&acc, 0, zBuf, n, 0); sqlite3VXPrintf(&acc, 0, zFormat, ap); return sqlite3StrAccumFinish(&acc); } -SQLITE_API char *sqlite3_snprintf(int n, char *zBuf, const char *zFormat, ...){ +SQLITE_API char *SQLITE_CDECL sqlite3_snprintf(int n, char *zBuf, const char *zFormat, ...){ char *z; va_list ap; va_start(ap,zFormat);@@ -22083,8 +22380,7 @@ static void renderLogMsg(int iErrCode, const char *zFormat, va_list ap){
StrAccum acc; /* String accumulator */ char zMsg[SQLITE_PRINT_BUF_SIZE*3]; /* Complete log message */ - sqlite3StrAccumInit(&acc, zMsg, sizeof(zMsg), 0); - acc.useMalloc = 0; + sqlite3StrAccumInit(&acc, 0, zMsg, sizeof(zMsg), 0); sqlite3VXPrintf(&acc, 0, zFormat, ap); sqlite3GlobalConfig.xLog(sqlite3GlobalConfig.pLogArg, iErrCode, sqlite3StrAccumFinish(&acc));@@ -22093,7 +22389,7 @@
/* ** Format and write a message to the log if logging is enabled. */ -SQLITE_API void sqlite3_log(int iErrCode, const char *zFormat, ...){ +SQLITE_API void SQLITE_CDECL sqlite3_log(int iErrCode, const char *zFormat, ...){ va_list ap; /* Vararg list */ if( sqlite3GlobalConfig.xLog ){ va_start(ap, zFormat);@@ -22102,7 +22398,7 @@ va_end(ap);
} } -#if defined(SQLITE_DEBUG) +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) /* ** A version of printf() that understands %lld. Used for debugging. ** The printf() built into some versions of windows does not understand %lld@@ -22112,8 +22408,7 @@ SQLITE_PRIVATE void sqlite3DebugPrintf(const char *zFormat, ...){
va_list ap; StrAccum acc; char zBuf[500]; - sqlite3StrAccumInit(&acc, zBuf, sizeof(zBuf), 0); - acc.useMalloc = 0; + sqlite3StrAccumInit(&acc, 0, zBuf, sizeof(zBuf), 0); va_start(ap,zFormat); sqlite3VXPrintf(&acc, 0, zFormat, ap); va_end(ap);@@ -22140,7 +22435,7 @@ /* Add a new subitem to the tree. The moreToFollow flag indicates that this
** is not the last item in the tree. */ SQLITE_PRIVATE TreeView *sqlite3TreeViewPush(TreeView *p, u8 moreToFollow){ if( p==0 ){ - p = sqlite3_malloc( sizeof(*p) ); + p = sqlite3_malloc64( sizeof(*p) ); if( p==0 ) return 0; memset(p, 0, sizeof(*p)); }else{@@ -22163,8 +22458,7 @@ va_list ap;
int i; StrAccum acc; char zBuf[500]; - sqlite3StrAccumInit(&acc, zBuf, sizeof(zBuf), 0); - acc.useMalloc = 0; + sqlite3StrAccumInit(&acc, 0, zBuf, sizeof(zBuf), 0); if( p ){ for(i=0; i<p->iLevel && i<sizeof(p->bLine)-1; i++){ sqlite3StrAccumAppend(&acc, p->bLine[i] ? "| " : " ", 4);@@ -22229,7 +22523,7 @@
/* ** Return N random bytes. */ -SQLITE_API void sqlite3_randomness(int N, void *pBuf){ +SQLITE_API void SQLITE_STDCALL sqlite3_randomness(int N, void *pBuf){ unsigned char t; unsigned char *zBuf = pBuf;@@ -22435,7 +22729,7 @@ /******************************** End Unix Pthreads *************************/
/********************************* Win32 Threads ****************************/ -#if SQLITE_OS_WIN && !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && SQLITE_THREADSAFE>0 +#if SQLITE_OS_WIN_THREADS #define SQLITE_THREADS_IMPLEMENTED 1 /* Prevent the single-thread code below */ #include <process.h>@@ -22528,7 +22822,7 @@ sqlite3_free(p);
return (rc==WAIT_OBJECT_0) ? SQLITE_OK : SQLITE_ERROR; } -#endif /* SQLITE_OS_WIN && !SQLITE_OS_WINCE && !SQLITE_OS_WINRT */ +#endif /* SQLITE_OS_WIN_THREADS */ /******************************** End Win32 Threads *************************/@@ -23381,7 +23675,7 @@ ** the contents of two buffers containing UTF-8 strings in a
** case-independent fashion, using the same definition of "case ** independence" that SQLite uses internally when comparing identifiers. */ -SQLITE_API int sqlite3_stricmp(const char *zLeft, const char *zRight){ +SQLITE_API int SQLITE_STDCALL sqlite3_stricmp(const char *zLeft, const char *zRight){ register unsigned char *a, *b; if( zLeft==0 ){ return zRight ? -1 : 0;@@ -23393,7 +23687,7 @@ b = (unsigned char *)zRight;
while( *a!=0 && UpperToLower[*a]==UpperToLower[*b]){ a++; b++; } return UpperToLower[*a] - UpperToLower[*b]; } -SQLITE_API int sqlite3_strnicmp(const char *zLeft, const char *zRight, int N){ +SQLITE_API int SQLITE_STDCALL sqlite3_strnicmp(const char *zLeft, const char *zRight, int N){ register unsigned char *a, *b; if( zLeft==0 ){ return zRight ? -1 : 0;@@ -23787,6 +24081,7 @@ return 0;
} } #endif + while( zNum[0]=='0' ) zNum++; for(i=0; i<11 && (c = zNum[i] - '0')>=0 && c<=9; i++){ v = v*10 + c; }@@ -24924,23 +25219,25 @@ /* 135 */ "FkIfZero" OpHelp("if fkctr[P1]==0 goto P2"),
/* 136 */ "MemMax" OpHelp("r[P1]=max(r[P1],r[P2])"), /* 137 */ "IfPos" OpHelp("if r[P1]>0 goto P2"), /* 138 */ "IfNeg" OpHelp("r[P1]+=P3, if r[P1]<0 goto P2"), - /* 139 */ "IfZero" OpHelp("r[P1]+=P3, if r[P1]==0 goto P2"), - /* 140 */ "AggFinal" OpHelp("accum=r[P1] N=P2"), - /* 141 */ "IncrVacuum" OpHelp(""), - /* 142 */ "Expire" OpHelp(""), - /* 143 */ "TableLock" OpHelp("iDb=P1 root=P2 write=P3"), - /* 144 */ "VBegin" OpHelp(""), - /* 145 */ "VCreate" OpHelp(""), - /* 146 */ "VDestroy" OpHelp(""), - /* 147 */ "VOpen" OpHelp(""), - /* 148 */ "VColumn" OpHelp("r[P3]=vcolumn(P2)"), - /* 149 */ "VNext" OpHelp(""), - /* 150 */ "VRename" OpHelp(""), - /* 151 */ "Pagecount" OpHelp(""), - /* 152 */ "MaxPgcnt" OpHelp(""), - /* 153 */ "Init" OpHelp("Start at P2"), - /* 154 */ "Noop" OpHelp(""), - /* 155 */ "Explain" OpHelp(""), + /* 139 */ "IfNotZero" OpHelp("if r[P1]!=0 then r[P1]+=P3, goto P2"), + /* 140 */ "DecrJumpZero" OpHelp("if (--r[P1])==0 goto P2"), + /* 141 */ "JumpZeroIncr" OpHelp("if (r[P1]++)==0 ) goto P2"), + /* 142 */ "AggFinal" OpHelp("accum=r[P1] N=P2"), + /* 143 */ "IncrVacuum" OpHelp(""), + /* 144 */ "Expire" OpHelp(""), + /* 145 */ "TableLock" OpHelp("iDb=P1 root=P2 write=P3"), + /* 146 */ "VBegin" OpHelp(""), + /* 147 */ "VCreate" OpHelp(""), + /* 148 */ "VDestroy" OpHelp(""), + /* 149 */ "VOpen" OpHelp(""), + /* 150 */ "VColumn" OpHelp("r[P3]=vcolumn(P2)"), + /* 151 */ "VNext" OpHelp(""), + /* 152 */ "VRename" OpHelp(""), + /* 153 */ "Pagecount" OpHelp(""), + /* 154 */ "MaxPgcnt" OpHelp(""), + /* 155 */ "Init" OpHelp("Start at P2"), + /* 156 */ "Noop" OpHelp(""), + /* 157 */ "Explain" OpHelp(""), }; return azName[i]; }@@ -25021,18 +25318,6 @@ # endif
#endif /* -** Define the OS_VXWORKS pre-processor macro to 1 if building on -** vxworks, or 0 otherwise. -*/ -#ifndef OS_VXWORKS -# if defined(__RTP__) || defined(_WRS_KERNEL) -# define OS_VXWORKS 1 -# else -# define OS_VXWORKS 0 -# endif -#endif - -/* ** standard include files. */ #include <sys/types.h>@@ -25046,18 +25331,30 @@ #if !defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0
# include <sys/mman.h> #endif -#if SQLITE_ENABLE_LOCKING_STYLE || OS_VXWORKS +#if SQLITE_ENABLE_LOCKING_STYLE # include <sys/ioctl.h> -# if OS_VXWORKS -# include <semaphore.h> -# include <limits.h> -# else -# include <sys/file.h> -# include <sys/param.h> -# endif +# include <sys/file.h> +# include <sys/param.h> #endif /* SQLITE_ENABLE_LOCKING_STYLE */ -#if defined(__APPLE__) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS) +#if defined(__APPLE__) && ((__MAC_OS_X_VERSION_MIN_REQUIRED > 1050) || \ + (__IPHONE_OS_VERSION_MIN_REQUIRED > 2000)) +# if (!defined(TARGET_OS_EMBEDDED) || (TARGET_OS_EMBEDDED==0)) \ + && (!defined(TARGET_IPHONE_SIMULATOR) || (TARGET_IPHONE_SIMULATOR==0)) +# define HAVE_GETHOSTUUID 1 +# else +# warning "gethostuuid() is disabled." +# endif +#endif + + +#if OS_VXWORKS +/* # include <sys/ioctl.h> */ +# include <semaphore.h> +# include <limits.h> +#endif /* OS_VXWORKS */ + +#if defined(__APPLE__) || SQLITE_ENABLE_LOCKING_STYLE # include <sys/mount.h> #endif@@ -25097,6 +25394,10 @@ /*
** Maximum supported path-length. */ #define MAX_PATHNAME 512 + +/* Always cast the getpid() return type for compatibility with +** kernel modules in VxWorks. */ +#define osGetpid(X) (pid_t)getpid() /* ** Only set the lastErrno if the error code is a real error and not@@ -25186,7 +25487,7 @@ /* This variable holds the process id (pid) from when the xRandomness()
** method was called. If xOpen() is called from a different process id, ** indicating that a fork() has occurred, the PRNG will be reset. */ -static int randomnessPid = 0; +static pid_t randomnessPid = 0; /* ** Allowed values for the unixFile.ctrlFlags bitmask:@@ -25203,7 +25504,8 @@ #define UNIXFILE_PSOW 0x10 /* SQLITE_IOCAP_POWERSAFE_OVERWRITE */
#define UNIXFILE_DELETE 0x20 /* Delete on close */ #define UNIXFILE_URI 0x40 /* Filename might have query parameters */ #define UNIXFILE_NOLOCK 0x80 /* Do no file locking */ -#define UNIXFILE_WARNED 0x0100 /* verifyDbFile() warnings have been issued */ +#define UNIXFILE_WARNED 0x0100 /* verifyDbFile() warnings issued */ +#define UNIXFILE_BLOCK 0x0200 /* Next SHM lock might block */ /* ** Include code that is common to all os_*.c files@@ -25241,16 +25543,6 @@ #ifdef MEMORY_DEBUG
# error "The MEMORY_DEBUG macro is obsolete. Use SQLITE_DEBUG instead." #endif -#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG) -# ifndef SQLITE_DEBUG_OS_TRACE -# define SQLITE_DEBUG_OS_TRACE 0 -# endif - int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE; -# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X -#else -# define OSTRACE(X) -#endif - /* ** Macros for performance tracing. Normally turned off. Only works ** on i486 hardware.@@ -25542,7 +25834,7 @@
{ "read", (sqlite3_syscall_ptr)read, 0 }, #define osRead ((ssize_t(*)(int,void*,size_t))aSyscall[8].pCurrent) -#if defined(USE_PREAD) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS) +#if defined(USE_PREAD) || SQLITE_ENABLE_LOCKING_STYLE { "pread", (sqlite3_syscall_ptr)pread, 0 }, #else { "pread", (sqlite3_syscall_ptr)0, 0 },@@ -25559,7 +25851,7 @@
{ "write", (sqlite3_syscall_ptr)write, 0 }, #define osWrite ((ssize_t(*)(int,const void*,size_t))aSyscall[11].pCurrent) -#if defined(USE_PREAD) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS) +#if defined(USE_PREAD) || SQLITE_ENABLE_LOCKING_STYLE { "pwrite", (sqlite3_syscall_ptr)pwrite, 0 }, #else { "pwrite", (sqlite3_syscall_ptr)0, 0 },@@ -25793,7 +26085,7 @@ }
#endif -#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG) +#ifdef SQLITE_HAVE_OS_TRACE /* ** Helper function for printing out trace information from debugging ** binaries. This returns the string representation of the supplied@@ -25874,9 +26166,9 @@
/* ** Retry ftruncate() calls that fail due to EINTR ** -** All calls to ftruncate() within this file should be made through this wrapper. -** On the Android platform, bypassing the logic below could lead to a corrupt -** database. +** All calls to ftruncate() within this file should be made through +** this wrapper. On the Android platform, bypassing the logic below +** could lead to a corrupt database. */ static int robust_ftruncate(int h, sqlite3_int64 sz){ int rc;@@ -26056,7 +26348,7 @@ int n; /* Length of zAbsoluteName string */
assert( zAbsoluteName[0]=='/' ); n = (int)strlen(zAbsoluteName); - pNew = sqlite3_malloc( sizeof(*pNew) + (n+1) ); + pNew = sqlite3_malloc64( sizeof(*pNew) + (n+1) ); if( pNew==0 ) return 0; pNew->zCanonicalName = (char*)&pNew[1]; memcpy(pNew->zCanonicalName, zAbsoluteName, n+1);@@ -26336,6 +26628,14 @@ }
} /* +** Set the pFile->lastErrno. Do this in a subroutine as that provides +** a convenient place to set a breakpoint. +*/ +static void storeLastErrno(unixFile *pFile, int error){ + pFile->lastErrno = error; +} + +/* ** Close all file descriptors accumuated in the unixInodeInfo->pUnused list. */ static void closePendingFds(unixFile *pFile){@@ -26408,7 +26708,7 @@ */
fd = pFile->h; rc = osFstat(fd, &statbuf); if( rc!=0 ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); #ifdef EOVERFLOW if( pFile->lastErrno==EOVERFLOW ) return SQLITE_NOLFS; #endif@@ -26429,12 +26729,12 @@ */
if( statbuf.st_size==0 && (pFile->fsFlags & SQLITE_FSFLAGS_IS_MSDOS)!=0 ){ do{ rc = osWrite(fd, "S", 1); }while( rc<0 && errno==EINTR ); if( rc!=1 ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return SQLITE_IOERR; } rc = osFstat(fd, &statbuf); if( rc!=0 ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return SQLITE_IOERR; } }@@ -26452,7 +26752,7 @@ while( pInode && memcmp(&fileId, &pInode->fileId, sizeof(fileId)) ){
pInode = pInode->pNext; } if( pInode==0 ){ - pInode = sqlite3_malloc( sizeof(*pInode) ); + pInode = sqlite3_malloc64( sizeof(*pInode) ); if( pInode==0 ){ return SQLITE_NOMEM; }@@ -26557,7 +26857,7 @@ lock.l_len = 1;
lock.l_type = F_WRLCK; if( osFcntl(pFile->h, F_GETLK, &lock) ){ rc = SQLITE_IOERR_CHECKRESERVEDLOCK; - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); } else if( lock.l_type!=F_UNLCK ){ reserved = 1; }@@ -26690,7 +26990,8 @@
assert( pFile ); OSTRACE(("LOCK %d %s was %s(%s,%d) pid=%d (unix)\n", pFile->h, azFileLock(eFileLock), azFileLock(pFile->eFileLock), - azFileLock(pFile->pInode->eFileLock), pFile->pInode->nShared , getpid())); + azFileLock(pFile->pInode->eFileLock), pFile->pInode->nShared, + osGetpid(0))); /* If there is already a lock of this type or more restrictive on the ** unixFile, do nothing. Don't use the end_lock: exit path, as@@ -26757,7 +27058,7 @@ if( unixFileLock(pFile, &lock) ){
tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_LOCK); if( rc!=SQLITE_BUSY ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } goto end_lock; }@@ -26792,7 +27093,7 @@ }
if( rc ){ if( rc!=SQLITE_BUSY ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } goto end_lock; }else{@@ -26825,7 +27126,7 @@ if( unixFileLock(pFile, &lock) ){
tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_LOCK); if( rc!=SQLITE_BUSY ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } } }@@ -26898,7 +27199,7 @@
assert( pFile ); OSTRACE(("UNLOCK %d %d was %d(%d,%d) pid=%d (unix)\n", pFile->h, eFileLock, pFile->eFileLock, pFile->pInode->eFileLock, pFile->pInode->nShared, - getpid())); + osGetpid(0))); assert( eFileLock<=SHARED_LOCK ); if( pFile->eFileLock<=eFileLock ){@@ -26932,7 +27233,6 @@ ** 3: [RRRRW]
** 4: [RRRR.] */ if( eFileLock==SHARED_LOCK ){ - #if !defined(__APPLE__) || !SQLITE_ENABLE_LOCKING_STYLE (void)handleNFSUnlock; assert( handleNFSUnlock==0 );@@ -26950,7 +27250,7 @@ if( unixFileLock(pFile, &lock)==(-1) ){
tErrno = errno; rc = SQLITE_IOERR_UNLOCK; if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } goto end_unlock; }@@ -26962,7 +27262,7 @@ if( unixFileLock(pFile, &lock)==(-1) ){
tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_RDLOCK); if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } goto end_unlock; }@@ -26974,7 +27274,7 @@ if( unixFileLock(pFile, &lock)==(-1) ){
tErrno = errno; rc = SQLITE_IOERR_UNLOCK; if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } goto end_unlock; }@@ -26993,7 +27293,7 @@ ** protocol. If this happens, return SQLITE_IOERR_RDLOCK. Returning
** SQLITE_BUSY would confuse the upper layer (in practice it causes ** an assert to fail). */ rc = SQLITE_IOERR_RDLOCK; - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); goto end_unlock; } }@@ -27006,7 +27306,7 @@ if( unixFileLock(pFile, &lock)==0 ){
pInode->eFileLock = SHARED_LOCK; }else{ rc = SQLITE_IOERR_UNLOCK; - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); goto end_unlock; } }@@ -27024,7 +27324,7 @@ if( unixFileLock(pFile, &lock)==0 ){
pInode->eFileLock = NO_LOCK; }else{ rc = SQLITE_IOERR_UNLOCK; - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); pInode->eFileLock = NO_LOCK; pFile->eFileLock = NO_LOCK; }@@ -27299,7 +27599,7 @@ rc = SQLITE_BUSY;
} else { rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_LOCK); if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } } return rc;@@ -27326,7 +27626,7 @@ int rc;
assert( pFile ); OSTRACE(("UNLOCK %d %d was %d pid=%d (dotlock)\n", pFile->h, eFileLock, - pFile->eFileLock, getpid())); + pFile->eFileLock, osGetpid(0))); assert( eFileLock<=SHARED_LOCK ); /* no-op if possible */@@ -27353,7 +27653,7 @@ if( ENOENT != tErrno ){
rc = SQLITE_IOERR_UNLOCK; } if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } return rc; }@@ -27389,10 +27689,9 @@ ** PENDING locks are the same thing as an EXCLUSIVE lock. SQLite
** still works when you do this, but concurrency is reduced since ** only a single process can be reading the database at a time. ** -** Omit this section if SQLITE_ENABLE_LOCKING_STYLE is turned off or if -** compiling for VXWORKS. +** Omit this section if SQLITE_ENABLE_LOCKING_STYLE is turned off */ -#if SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS +#if SQLITE_ENABLE_LOCKING_STYLE /* ** Retry flock() calls that fail with EINTR@@ -27440,7 +27739,7 @@ int tErrno = errno;
/* unlock failed with an error */ lrc = SQLITE_IOERR_UNLOCK; if( IS_LOCK_ERROR(lrc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); rc = lrc; } }@@ -27450,7 +27749,7 @@ reserved = 1;
/* someone else might have it reserved */ lrc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_LOCK); if( IS_LOCK_ERROR(lrc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); rc = lrc; } }@@ -27516,7 +27815,7 @@ int tErrno = errno;
/* didn't get, must be busy */ rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_LOCK); if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } } else { /* got it, set the type and return ok */@@ -27545,7 +27844,7 @@ unixFile *pFile = (unixFile*)id;
assert( pFile ); OSTRACE(("UNLOCK %d %d was %d pid=%d (flock)\n", pFile->h, eFileLock, - pFile->eFileLock, getpid())); + pFile->eFileLock, osGetpid(0))); assert( eFileLock<=SHARED_LOCK ); /* no-op if possible */@@ -27606,7 +27905,7 @@ ** file by this or any other process. If such a lock is held, set *pResOut
** to a non-zero value otherwise *pResOut is set to zero. The return value ** is set to SQLITE_OK unless an I/O error occurs during lock checking. */ -static int semCheckReservedLock(sqlite3_file *id, int *pResOut) { +static int semXCheckReservedLock(sqlite3_file *id, int *pResOut) { int rc = SQLITE_OK; int reserved = 0; unixFile *pFile = (unixFile*)id;@@ -27628,7 +27927,7 @@ if( sem_trywait(pSem)==-1 ){
int tErrno = errno; if( EAGAIN != tErrno ){ rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_CHECKRESERVEDLOCK); - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } else { /* someone else has the lock when we are in NO_LOCK */ reserved = (pFile->eFileLock < SHARED_LOCK);@@ -27673,7 +27972,7 @@ **
** This routine will only increase a lock. Use the sqlite3OsUnlock() ** routine to lower a locking level. */ -static int semLock(sqlite3_file *id, int eFileLock) { +static int semXLock(sqlite3_file *id, int eFileLock) { unixFile *pFile = (unixFile*)id; sem_t *pSem = pFile->pInode->pSem; int rc = SQLITE_OK;@@ -27706,14 +28005,14 @@ **
** If the locking level of the file descriptor is already at or below ** the requested locking level, this routine is a no-op. */ -static int semUnlock(sqlite3_file *id, int eFileLock) { +static int semXUnlock(sqlite3_file *id, int eFileLock) { unixFile *pFile = (unixFile*)id; sem_t *pSem = pFile->pInode->pSem; assert( pFile ); assert( pSem ); OSTRACE(("UNLOCK %d %d was %d pid=%d (sem)\n", pFile->h, eFileLock, - pFile->eFileLock, getpid())); + pFile->eFileLock, osGetpid(0))); assert( eFileLock<=SHARED_LOCK ); /* no-op if possible */@@ -27732,7 +28031,7 @@ if ( sem_post(pSem)==-1 ) {
int rc, tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_UNLOCK); if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } return rc; }@@ -27743,10 +28042,10 @@
/* ** Close a file. */ -static int semClose(sqlite3_file *id) { +static int semXClose(sqlite3_file *id) { if( id ){ unixFile *pFile = (unixFile*)id; - semUnlock(id, NO_LOCK); + semXUnlock(id, NO_LOCK); assert( pFile ); unixEnterMutex(); releaseInodeInfo(pFile);@@ -27834,7 +28133,7 @@ rc = sqliteErrorFromPosixError(tErrno,
setLockFlag ? SQLITE_IOERR_LOCK : SQLITE_IOERR_UNLOCK); #endif /* SQLITE_IGNORE_AFP_LOCK_ERRORS */ if( IS_LOCK_ERROR(rc) ){ - pFile->lastErrno = tErrno; + storeLastErrno(pFile, tErrno); } return rc; } else {@@ -27927,7 +28226,7 @@
assert( pFile ); OSTRACE(("LOCK %d %s was %s(%s,%d) pid=%d (afp)\n", pFile->h, azFileLock(eFileLock), azFileLock(pFile->eFileLock), - azFileLock(pInode->eFileLock), pInode->nShared , getpid())); + azFileLock(pInode->eFileLock), pInode->nShared , osGetpid(0))); /* If there is already a lock of this type or more restrictive on the ** unixFile, do nothing. Don't use the afp_end_lock: exit path, as@@ -28017,7 +28316,7 @@ /* Drop the temporary PENDING lock */
lrc2 = afpSetLock(context->dbPath, pFile, PENDING_BYTE, 1, 0); if( IS_LOCK_ERROR(lrc1) ) { - pFile->lastErrno = lrc1Errno; + storeLastErrno(pFile, lrc1Errno); rc = lrc1; goto afp_end_lock; } else if( IS_LOCK_ERROR(lrc2) ){@@ -28113,7 +28412,7 @@
assert( pFile ); OSTRACE(("UNLOCK %d %d was %d(%d,%d) pid=%d (afp)\n", pFile->h, eFileLock, pFile->eFileLock, pFile->pInode->eFileLock, pFile->pInode->nShared, - getpid())); + osGetpid(0))); assert( eFileLock<=SHARED_LOCK ); if( pFile->eFileLock<=eFileLock ){@@ -28304,9 +28603,9 @@ newOffset = lseek(id->h, offset, SEEK_SET);
SimulateIOError( newOffset-- ); if( newOffset!=offset ){ if( newOffset == -1 ){ - ((unixFile*)id)->lastErrno = errno; + storeLastErrno((unixFile*)id, errno); }else{ - ((unixFile*)id)->lastErrno = 0; + storeLastErrno((unixFile*)id, 0); } return -1; }@@ -28316,7 +28615,7 @@ if( got==cnt ) break;
if( got<0 ){ if( errno==EINTR ){ got = 1; continue; } prior = 0; - ((unixFile*)id)->lastErrno = errno; + storeLastErrno((unixFile*)id, errno); break; }else if( got>0 ){ cnt -= got;@@ -28381,7 +28680,7 @@ }else if( got<0 ){
/* lastErrno set by seekAndRead */ return SQLITE_IOERR_READ; }else{ - pFile->lastErrno = 0; /* not a system error */ + storeLastErrno(pFile, 0); /* not a system error */ /* Unread parts of the buffer must be zero-filled */ memset(&((char*)pBuf)[got], 0, amt-got); return SQLITE_IOERR_SHORT_READ;@@ -28410,9 +28709,9 @@ nBuf &= 0x1ffff;
TIMER_START; #if defined(USE_PREAD) - do{ rc = osPwrite(fd, pBuf, nBuf, iOff); }while( rc<0 && errno==EINTR ); + do{ rc = (int)osPwrite(fd, pBuf, nBuf, iOff); }while( rc<0 && errno==EINTR ); #elif defined(USE_PREAD64) - do{ rc = osPwrite64(fd, pBuf, nBuf, iOff);}while( rc<0 && errno==EINTR); + do{ rc = (int)osPwrite64(fd, pBuf, nBuf, iOff);}while( rc<0 && errno==EINTR); #else do{ i64 iSeek = lseek(fd, iOff, SEEK_SET);@@ -28522,7 +28821,7 @@ if( wrote<0 && pFile->lastErrno!=ENOSPC ){
/* lastErrno set by seekAndWrite */ return SQLITE_IOERR_WRITE; }else{ - pFile->lastErrno = 0; /* not a system error */ + storeLastErrno(pFile, 0); /* not a system error */ return SQLITE_FULL; } }@@ -28731,7 +29030,7 @@ OSTRACE(("SYNC %-3d\n", pFile->h));
rc = full_fsync(pFile->h, isFullsync, isDataOnly); SimulateIOError( rc=1 ); if( rc ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return unixLogError(SQLITE_IOERR_FSYNC, "full_fsync", pFile->zPath); }@@ -28775,7 +29074,7 @@ }
rc = robust_ftruncate(pFile->h, nByte); if( rc ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return unixLogError(SQLITE_IOERR_TRUNCATE, "ftruncate", pFile->zPath); }else{ #ifdef SQLITE_DEBUG@@ -28815,7 +29114,7 @@ assert( id );
rc = osFstat(((unixFile*)id)->h, &buf); SimulateIOError( rc=1 ); if( rc!=0 ){ - ((unixFile*)id)->lastErrno = errno; + storeLastErrno((unixFile*)id, errno); return SQLITE_IOERR_FSTAT; } *pSize = buf.st_size;@@ -28851,7 +29150,9 @@ if( pFile->szChunk>0 ){
i64 nSize; /* Required file size */ struct stat buf; /* Used to hold return values of fstat() */ - if( osFstat(pFile->h, &buf) ) return SQLITE_IOERR_FSTAT; + if( osFstat(pFile->h, &buf) ){ + return SQLITE_IOERR_FSTAT; + } nSize = ((nByte+pFile->szChunk-1) / pFile->szChunk) * pFile->szChunk; if( nSize>(i64)buf.st_size ){@@ -28898,7 +29199,7 @@ if( pFile->mmapSizeMax>0 && nByte>pFile->mmapSize ){
int rc; if( pFile->szChunk<=0 ){ if( robust_ftruncate(pFile->h, nByte) ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return unixLogError(SQLITE_IOERR_TRUNCATE, "ftruncate", pFile->zPath); } }@@ -28936,11 +29237,15 @@ */
static int unixFileControl(sqlite3_file *id, int op, void *pArg){ unixFile *pFile = (unixFile*)id; switch( op ){ + case SQLITE_FCNTL_WAL_BLOCK: { + /* pFile->ctrlFlags |= UNIXFILE_BLOCK; // Deferred feature */ + return SQLITE_OK; + } case SQLITE_FCNTL_LOCKSTATE: { *(int*)pArg = pFile->eFileLock; return SQLITE_OK; } - case SQLITE_LAST_ERRNO: { + case SQLITE_FCNTL_LAST_ERRNO: { *(int*)pArg = pFile->lastErrno; return SQLITE_OK; }@@ -28968,7 +29273,7 @@ *(char**)pArg = sqlite3_mprintf("%s", pFile->pVfs->zName);
return SQLITE_OK; } case SQLITE_FCNTL_TEMPFILENAME: { - char *zTFile = sqlite3_malloc( pFile->pVfs->mxPathname ); + char *zTFile = sqlite3_malloc64( pFile->pVfs->mxPathname ); if( zTFile ){ unixGetTempname(pFile->pVfs->mxPathname, zTFile); *(char**)pArg = zTFile;@@ -29009,8 +29314,8 @@ return SQLITE_OK;
} #endif #if SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) - case SQLITE_SET_LOCKPROXYFILE: - case SQLITE_GET_LOCKPROXYFILE: { + case SQLITE_FCNTL_SET_LOCKPROXYFILE: + case SQLITE_FCNTL_GET_LOCKPROXYFILE: { return proxyFileControl(id,op,pArg); } #endif /* SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) */@@ -29150,7 +29455,9 @@ ** This function should not be called directly by other code in this file.
** Instead, it should be called via macro osGetpagesize(). */ static int unixGetpagesize(void){ -#if defined(_BSD_SOURCE) +#if OS_VXWORKS + return 1024; +#elif defined(_BSD_SOURCE) return getpagesize(); #else return (int)sysconf(_SC_PAGESIZE);@@ -29243,15 +29550,17 @@ ** Locks block if the mask is exactly UNIX_SHM_C and are non-blocking
** otherwise. */ static int unixShmSystemLock( - unixShmNode *pShmNode, /* Apply locks to this open shared-memory segment */ + unixFile *pFile, /* Open connection to the WAL file */ int lockType, /* F_UNLCK, F_RDLCK, or F_WRLCK */ int ofst, /* First byte of the locking range */ int n /* Number of bytes to lock */ ){ - struct flock f; /* The posix advisory locking structure */ - int rc = SQLITE_OK; /* Result code form fcntl() */ + unixShmNode *pShmNode; /* Apply locks to this open shared-memory segment */ + struct flock f; /* The posix advisory locking structure */ + int rc = SQLITE_OK; /* Result code form fcntl() */ /* Access to the unixShmNode object is serialized by the caller */ + pShmNode = pFile->pInode->pShmNode; assert( sqlite3_mutex_held(pShmNode->mutex) || pShmNode->nRef==0 ); /* Shared locks never span more than one byte */@@ -29261,6 +29570,7 @@ /* Locks are within range */
assert( n>=1 && n<SQLITE_SHM_NLOCK ); if( pShmNode->h>=0 ){ + int lkType; /* Initialize the locking parameters */ memset(&f, 0, sizeof(f)); f.l_type = lockType;@@ -29268,8 +29578,10 @@ f.l_whence = SEEK_SET;
f.l_start = ofst; f.l_len = n; - rc = osFcntl(pShmNode->h, F_SETLK, &f); + lkType = (pFile->ctrlFlags & UNIXFILE_BLOCK)!=0 ? F_SETLKW : F_SETLK; + rc = osFcntl(pShmNode->h, lkType, &f); rc = (rc!=(-1)) ? SQLITE_OK : SQLITE_BUSY; + pFile->ctrlFlags &= ~UNIXFILE_BLOCK; } /* Update the global lock state and do debug tracing */@@ -29402,7 +29714,7 @@ char *zShmFilename; /* Name of the file used for SHM */
int nShmFilename; /* Size of the SHM filename in bytes */ /* Allocate space for the new unixShm object. */ - p = sqlite3_malloc( sizeof(*p) ); + p = sqlite3_malloc64( sizeof(*p) ); if( p==0 ) return SQLITE_NOMEM; memset(p, 0, sizeof(*p)); assert( pDbFd->pShm==0 );@@ -29415,6 +29727,9 @@ pInode = pDbFd->pInode;
pShmNode = pInode->pShmNode; if( pShmNode==0 ){ struct stat sStat; /* fstat() info for database file */ +#ifndef SQLITE_SHM_DIRECTORY + const char *zBasePath = pDbFd->zPath; +#endif /* Call fstat() to figure out the permissions on the database file. If ** a new *-shm file is created, an attempt will be made to create it@@ -29428,9 +29743,9 @@
#ifdef SQLITE_SHM_DIRECTORY nShmFilename = sizeof(SQLITE_SHM_DIRECTORY) + 31; #else - nShmFilename = 6 + (int)strlen(pDbFd->zPath); + nShmFilename = 6 + (int)strlen(zBasePath); #endif - pShmNode = sqlite3_malloc( sizeof(*pShmNode) + nShmFilename ); + pShmNode = sqlite3_malloc64( sizeof(*pShmNode) + nShmFilename ); if( pShmNode==0 ){ rc = SQLITE_NOMEM; goto shm_open_err;@@ -29442,7 +29757,7 @@ sqlite3_snprintf(nShmFilename, zShmFilename,
SQLITE_SHM_DIRECTORY "/sqlite-shm-%x-%x", (u32)sStat.st_ino, (u32)sStat.st_dev); #else - sqlite3_snprintf(nShmFilename, zShmFilename, "%s-shm", pDbFd->zPath); + sqlite3_snprintf(nShmFilename, zShmFilename, "%s-shm", zBasePath); sqlite3FileSuffix3(pDbFd->zPath, zShmFilename); #endif pShmNode->h = -1;@@ -29476,13 +29791,13 @@ /* Check to see if another process is holding the dead-man switch.
** If not, truncate the file to zero length. */ rc = SQLITE_OK; - if( unixShmSystemLock(pShmNode, F_WRLCK, UNIX_SHM_DMS, 1)==SQLITE_OK ){ + if( unixShmSystemLock(pDbFd, F_WRLCK, UNIX_SHM_DMS, 1)==SQLITE_OK ){ if( robust_ftruncate(pShmNode->h, 0) ){ rc = unixLogError(SQLITE_IOERR_SHMOPEN, "ftruncate", zShmFilename); } } if( rc==SQLITE_OK ){ - rc = unixShmSystemLock(pShmNode, F_RDLCK, UNIX_SHM_DMS, 1); + rc = unixShmSystemLock(pDbFd, F_RDLCK, UNIX_SHM_DMS, 1); } if( rc ) goto shm_open_err; }@@ -29640,7 +29955,7 @@ rc = unixLogError(SQLITE_IOERR_SHMMAP, "mmap", pShmNode->zFilename);
goto shmpage_out; } }else{ - pMem = sqlite3_malloc(szRegion); + pMem = sqlite3_malloc64(szRegion); if( pMem==0 ){ rc = SQLITE_NOMEM; goto shmpage_out;@@ -29714,7 +30029,7 @@ }
/* Unlock the system-level locks */ if( (mask & allMask)==0 ){ - rc = unixShmSystemLock(pShmNode, F_UNLCK, ofst+UNIX_SHM_BASE, n); + rc = unixShmSystemLock(pDbFd, F_UNLCK, ofst+UNIX_SHM_BASE, n); }else{ rc = SQLITE_OK; }@@ -29742,7 +30057,7 @@
/* Get shared locks at the system level, if necessary */ if( rc==SQLITE_OK ){ if( (allShared & mask)==0 ){ - rc = unixShmSystemLock(pShmNode, F_RDLCK, ofst+UNIX_SHM_BASE, n); + rc = unixShmSystemLock(pDbFd, F_RDLCK, ofst+UNIX_SHM_BASE, n); }else{ rc = SQLITE_OK; }@@ -29767,7 +30082,7 @@ /* Get the exclusive locks at the system level. Then if successful
** also mark the local connection as being locked. */ if( rc==SQLITE_OK ){ - rc = unixShmSystemLock(pShmNode, F_WRLCK, ofst+UNIX_SHM_BASE, n); + rc = unixShmSystemLock(pDbFd, F_WRLCK, ofst+UNIX_SHM_BASE, n); if( rc==SQLITE_OK ){ assert( (p->sharedMask & mask)==0 ); p->exclMask |= mask;@@ -29776,7 +30091,7 @@ }
} sqlite3_mutex_leave(pShmNode->mutex); OSTRACE(("SHM-LOCK shmid-%d, pid-%d got %03x,%03x\n", - p->id, getpid(), p->sharedMask, p->exclMask)); + p->id, osGetpid(0), p->sharedMask, p->exclMask)); return rc; }@@ -29835,7 +30150,9 @@ unixEnterMutex();
assert( pShmNode->nRef>0 ); pShmNode->nRef--; if( pShmNode->nRef==0 ){ - if( deleteFlag && pShmNode->h>=0 ) osUnlink(pShmNode->zFilename); + if( deleteFlag && pShmNode->h>=0 ){ + osUnlink(pShmNode->zFilename); + } unixShmPurge(pDbFd); } unixLeaveMutex();@@ -30112,7 +30429,7 @@ **
** * An I/O method finder function called FINDER that returns a pointer ** to the METHOD object in the previous bullet. */ -#define IOMETHODS(FINDER, METHOD, VERSION, CLOSE, LOCK, UNLOCK, CKLOCK, SHMMAP) \ +#define IOMETHODS(FINDER,METHOD,VERSION,CLOSE,LOCK,UNLOCK,CKLOCK,SHMMAP) \ static const sqlite3_io_methods METHOD = { \ VERSION, /* iVersion */ \ CLOSE, /* xClose */ \@@ -30177,7 +30494,7 @@ dotlockCheckReservedLock, /* xCheckReservedLock method */
0 /* xShmMap method */ ) -#if SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS +#if SQLITE_ENABLE_LOCKING_STYLE IOMETHODS( flockIoFinder, /* Finder function name */ flockIoMethods, /* sqlite3_io_methods object name */@@ -30195,10 +30512,10 @@ IOMETHODS(
semIoFinder, /* Finder function name */ semIoMethods, /* sqlite3_io_methods object name */ 1, /* shared memory is disabled */ - semClose, /* xClose method */ - semLock, /* xLock method */ - semUnlock, /* xUnlock method */ - semCheckReservedLock, /* xCheckReservedLock method */ + semXClose, /* xClose method */ + semXLock, /* xLock method */ + semXUnlock, /* xUnlock method */ + semXCheckReservedLock, /* xCheckReservedLock method */ 0 /* xShmMap method */ ) #endif@@ -30322,15 +30639,13 @@ *(*const autolockIoFinder)(const char*,unixFile*) = autolockIoFinderImpl;
#endif /* defined(__APPLE__) && SQLITE_ENABLE_LOCKING_STYLE */ -#if OS_VXWORKS && SQLITE_ENABLE_LOCKING_STYLE -/* -** This "finder" function attempts to determine the best locking strategy -** for the database file "filePath". It then returns the sqlite3_io_methods -** object that implements that strategy. -** -** This is for VXWorks only. +#if OS_VXWORKS +/* +** This "finder" function for VxWorks checks to see if posix advisory +** locking works. If it does, then that is what is used. If it does not +** work, then fallback to named semaphore locking. */ -static const sqlite3_io_methods *autolockIoFinderImpl( +static const sqlite3_io_methods *vxworksIoFinderImpl( const char *filePath, /* name of the database file */ unixFile *pNew /* the open file object */ ){@@ -30356,9 +30671,9 @@ return &semIoMethods;
} } static const sqlite3_io_methods - *(*const autolockIoFinder)(const char*,unixFile*) = autolockIoFinderImpl; + *(*const vxworksIoFinder)(const char*,unixFile*) = vxworksIoFinderImpl; -#endif /* OS_VXWORKS && SQLITE_ENABLE_LOCKING_STYLE */ +#endif /* OS_VXWORKS */ /* ** An abstract type for a pointer to an IO method finder function:@@ -30477,7 +30792,7 @@ /* AFP locking uses the file path so it needs to be included in
** the afpLockingContext. */ afpLockingContext *pCtx; - pNew->lockingContext = pCtx = sqlite3_malloc( sizeof(*pCtx) ); + pNew->lockingContext = pCtx = sqlite3_malloc64( sizeof(*pCtx) ); if( pCtx==0 ){ rc = SQLITE_NOMEM; }else{@@ -30507,7 +30822,7 @@ char *zLockFile;
int nFilename; assert( zFilename!=0 ); nFilename = (int)strlen(zFilename) + 6; - zLockFile = (char *)sqlite3_malloc(nFilename); + zLockFile = (char *)sqlite3_malloc64(nFilename); if( zLockFile==0 ){ rc = SQLITE_NOMEM; }else{@@ -30540,7 +30855,7 @@ unixLeaveMutex();
} #endif - pNew->lastErrno = 0; + storeLastErrno(pNew, 0); #if OS_VXWORKS if( rc!=SQLITE_OK ){ if( h>=0 ) robust_close(pNew, h, __LINE__);@@ -30871,8 +31186,8 @@ ** here such that two or more threads all trying to open databases at
** the same instant might all reset the PRNG. But multiple resets ** are harmless. */ - if( randomnessPid!=getpid() ){ - randomnessPid = getpid(); + if( randomnessPid!=osGetpid(0) ){ + randomnessPid = osGetpid(0); sqlite3_randomness(0,0); }@@ -30884,7 +31199,7 @@ pUnused = findReusableFd(zName, flags);
if( pUnused ){ fd = pUnused->fd; }else{ - pUnused = sqlite3_malloc(sizeof(*pUnused)); + pUnused = sqlite3_malloc64(sizeof(*pUnused)); if( !pUnused ){ return SQLITE_NOMEM; }@@ -30988,11 +31303,14 @@
#if defined(__APPLE__) || SQLITE_ENABLE_LOCKING_STYLE if( fstatfs(fd, &fsInfo) == -1 ){ - ((unixFile*)pFile)->lastErrno = errno; + storeLastErrno(p, errno); robust_close(p, fd, __LINE__); return SQLITE_IOERR_ACCESS; } if (0 == strncmp("msdos", fsInfo.f_fstypename, 5)) { + ((unixFile*)pFile)->fsFlags |= SQLITE_FSFLAGS_IS_MSDOS; + } + if (0 == strncmp("exfat", fsInfo.f_fstypename, 5)) { ((unixFile*)pFile)->fsFlags |= SQLITE_FSFLAGS_IS_MSDOS; } #endif@@ -31017,19 +31335,6 @@ ** never use proxy, NULL means use proxy for non-local files only. */
if( envforce!=NULL ){ useProxy = atoi(envforce)>0; }else{ - if( statfs(zPath, &fsInfo) == -1 ){ - /* In theory, the close(fd) call is sub-optimal. If the file opened - ** with fd is a database file, and there are other connections open - ** on that file that are currently holding advisory locks on it, - ** then the call to close() will cancel those locks. In practice, - ** we're assuming that statfs() doesn't fail very often. At least - ** not while other file descriptors opened by the same process on - ** the same file are working. */ - p->lastErrno = errno; - robust_close(p, fd, __LINE__); - rc = SQLITE_IOERR_ACCESS; - goto open_finished; - } useProxy = !(fsInfo.f_flags&MNT_LOCAL); } if( useProxy ){@@ -31273,8 +31578,8 @@ ** that we always use the same random number sequence. This makes the
** tests repeatable. */ memset(zBuf, 0, nBuf); - randomnessPid = getpid(); -#if !defined(SQLITE_TEST) + randomnessPid = osGetpid(0); +#if !defined(SQLITE_TEST) && !defined(SQLITE_OMIT_RANDOMNESS) { int fd, got; fd = robust_open("/dev/urandom", O_RDONLY, 0);@@ -31455,9 +31760,10 @@ ** -----------------
** ** C APIs ** -** sqlite3_file_control(db, dbname, SQLITE_SET_LOCKPROXYFILE, +** sqlite3_file_control(db, dbname, SQLITE_FCNTL_SET_LOCKPROXYFILE, ** <proxy_path> | ":auto:"); -** sqlite3_file_control(db, dbname, SQLITE_GET_LOCKPROXYFILE, &<proxy_path>); +** sqlite3_file_control(db, dbname, SQLITE_FCNTL_GET_LOCKPROXYFILE, +** &<proxy_path>); ** ** ** SQL pragmas@@ -31550,7 +31856,7 @@ ** As mentioned above, when compiled with SQLITE_PREFER_PROXY_LOCKING,
** setting the environment variable SQLITE_FORCE_PROXY_LOCKING to 1 will ** force proxy locking to be used for every database file opened, and 0 ** will force automatic proxy locking to be disabled for all database -** files (explicitly calling the SQLITE_SET_LOCKPROXYFILE pragma or +** files (explicitly calling the SQLITE_FCNTL_SET_LOCKPROXYFILE pragma or ** sqlite_file_control API is not affected by SQLITE_FORCE_PROXY_LOCKING). */@@ -31571,6 +31877,7 @@ unixFile *lockProxy; /* Open proxy lock file */
char *lockProxyPath; /* Name of the proxy lock file */ char *dbPath; /* Name of the open file */ int conchHeld; /* 1 if the conch is held, -1 if lockless */ + int nFails; /* Number of conch taking failures */ void *oldLockingContext; /* Original lockingcontext to restore on close */ sqlite3_io_methods const *pOldMethod; /* Original I/O methods for close */ };@@ -31592,7 +31899,7 @@ # ifdef _CS_DARWIN_USER_TEMP_DIR
{ if( !confstr(_CS_DARWIN_USER_TEMP_DIR, lPath, maxLen) ){ OSTRACE(("GETLOCKPATH failed %s errno=%d pid=%d\n", - lPath, errno, getpid())); + lPath, errno, osGetpid(0))); return SQLITE_IOERR_LOCK; } len = strlcat(lPath, "sqliteplocks", maxLen);@@ -31614,7 +31921,7 @@ lPath[i+len] = (c=='/')?'_':c;
} lPath[i+len]='\0'; strlcat(lPath, ":auto:", maxLen); - OSTRACE(("GETLOCKPATH proxy lock path=%s pid=%d\n", lPath, getpid())); + OSTRACE(("GETLOCKPATH proxy lock path=%s pid=%d\n", lPath, osGetpid(0))); return SQLITE_OK; }@@ -31641,7 +31948,7 @@ int err=errno;
if( err!=EEXIST ) { OSTRACE(("CREATELOCKPATH FAILED creating %s, " "'%s' proxy lock path=%s pid=%d\n", - buf, strerror(err), lockPath, getpid())); + buf, strerror(err), lockPath, osGetpid(0))); return err; } }@@ -31650,7 +31957,7 @@ start=i+1;
} buf[i] = lockPath[i]; } - OSTRACE(("CREATELOCKPATH proxy lock path=%s pid=%d\n", lockPath, getpid())); + OSTRACE(("CREATELOCKPATH proxy lock path=%s pid=%d\n", lockPath, osGetpid(0))); return 0; }@@ -31684,7 +31991,7 @@ pUnused = findReusableFd(path, openFlags);
if( pUnused ){ fd = pUnused->fd; }else{ - pUnused = sqlite3_malloc(sizeof(*pUnused)); + pUnused = sqlite3_malloc64(sizeof(*pUnused)); if( !pUnused ){ return SQLITE_NOMEM; }@@ -31717,7 +32024,7 @@ return SQLITE_CANTOPEN_BKPT;
} } - pNew = (unixFile *)sqlite3_malloc(sizeof(*pNew)); + pNew = (unixFile *)sqlite3_malloc64(sizeof(*pNew)); if( pNew==NULL ){ rc = SQLITE_NOMEM; goto end_create_proxy;@@ -31750,8 +32057,10 @@ #endif
#define PROXY_HOSTIDLEN 16 /* conch file host id length */ +#ifdef HAVE_GETHOSTUUID /* Not always defined in the headers as it ought to be */ extern int gethostuuid(uuid_t id, const struct timespec *wait); +#endif /* get the host ID via gethostuuid(), pHostID must point to PROXY_HOSTIDLEN ** bytes of writable memory.@@ -31759,10 +32068,9 @@ */
static int proxyGetHostID(unsigned char *pHostID, int *pError){ assert(PROXY_HOSTIDLEN == sizeof(uuid_t)); memset(pHostID, 0, PROXY_HOSTIDLEN); -#if defined(__MAX_OS_X_VERSION_MIN_REQUIRED)\ - && __MAC_OS_X_VERSION_MIN_REQUIRED<1050 +#ifdef HAVE_GETHOSTUUID { - static const struct timespec timeout = {1, 0}; /* 1 sec timeout */ + struct timespec timeout = {1, 0}; /* 1 sec timeout */ if( gethostuuid(pHostID, &timeout) ){ int err = errno; if( pError ){@@ -31877,7 +32185,7 @@ * 3rd try: break the lock unless the mod time has changed.
*/ struct stat buf; if( osFstat(conchFile->h, &buf) ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return SQLITE_IOERR_LOCK; }@@ -31897,7 +32205,7 @@ if( nTries==2 ){
char tBuf[PROXY_MAXCONCHLEN]; int len = osPread(conchFile->h, tBuf, PROXY_MAXCONCHLEN, 0); if( len<0 ){ - pFile->lastErrno = errno; + storeLastErrno(pFile, errno); return SQLITE_IOERR_LOCK; } if( len>PROXY_PATHINDEX && tBuf[0]==(char)PROXY_CONCHVERSION){@@ -31917,7 +32225,7 @@ assert( nTries==3 );
if( 0==proxyBreakConchLock(pFile, myHostID) ){ rc = SQLITE_OK; if( lockType==EXCLUSIVE_LOCK ){ - rc = conchFile->pMethod->xLock((sqlite3_file*)conchFile, SHARED_LOCK); + rc = conchFile->pMethod->xLock((sqlite3_file*)conchFile, SHARED_LOCK); } if( !rc ){ rc = conchFile->pMethod->xLock((sqlite3_file*)conchFile, lockType);@@ -31955,11 +32263,12 @@ int tryOldLockPath = 0;
int forceNewLockPath = 0; OSTRACE(("TAKECONCH %d for %s pid=%d\n", conchFile->h, - (pCtx->lockProxyPath ? pCtx->lockProxyPath : ":auto:"), getpid())); + (pCtx->lockProxyPath ? pCtx->lockProxyPath : ":auto:"), + osGetpid(0))); rc = proxyGetHostID(myHostID, &pError); if( (rc&0xff)==SQLITE_IOERR ){ - pFile->lastErrno = pError; + storeLastErrno(pFile, pError); goto end_takeconch; } rc = proxyConchLock(pFile, myHostID, SHARED_LOCK);@@ -31970,7 +32279,7 @@ /* read the existing conch file */
readLen = seekAndRead((unixFile*)conchFile, 0, readBuf, PROXY_MAXCONCHLEN); if( readLen<0 ){ /* I/O error: lastErrno set by seekAndRead */ - pFile->lastErrno = conchFile->lastErrno; + storeLastErrno(pFile, conchFile->lastErrno); rc = SQLITE_IOERR_READ; goto end_takeconch; }else if( readLen<=(PROXY_HEADERLEN+PROXY_HOSTIDLEN) ||@@ -32043,7 +32352,7 @@ } else {
rc = proxyConchLock(pFile, myHostID, EXCLUSIVE_LOCK); } }else{ - rc = conchFile->pMethod->xLock((sqlite3_file*)conchFile, EXCLUSIVE_LOCK); + rc = proxyConchLock(pFile, myHostID, EXCLUSIVE_LOCK); } if( rc==SQLITE_OK ){ char writeBuffer[PROXY_MAXCONCHLEN];@@ -32052,7 +32361,8 @@
writeBuffer[0] = (char)PROXY_CONCHVERSION; memcpy(&writeBuffer[PROXY_HEADERLEN], myHostID, PROXY_HOSTIDLEN); if( pCtx->lockProxyPath!=NULL ){ - strlcpy(&writeBuffer[PROXY_PATHINDEX], pCtx->lockProxyPath, MAXPATHLEN); + strlcpy(&writeBuffer[PROXY_PATHINDEX], pCtx->lockProxyPath, + MAXPATHLEN); }else{ strlcpy(&writeBuffer[PROXY_PATHINDEX], tempLockPath, MAXPATHLEN); }@@ -32164,7 +32474,7 @@ pCtx = (proxyLockingContext *)pFile->lockingContext;
conchFile = pCtx->conchFile; OSTRACE(("RELEASECONCH %d for %s pid=%d\n", conchFile->h, (pCtx->lockProxyPath ? pCtx->lockProxyPath : ":auto:"), - getpid())); + osGetpid(0))); if( pCtx->conchHeld>0 ){ rc = conchFile->pMethod->xUnlock((sqlite3_file*)conchFile, NO_LOCK); }@@ -32176,7 +32486,7 @@ }
/* ** Given the name of a database file, compute the name of its conch file. -** Store the conch filename in memory obtained from sqlite3_malloc(). +** Store the conch filename in memory obtained from sqlite3_malloc64(). ** Make *pConchPath point to the new name. Return SQLITE_OK on success ** or SQLITE_NOMEM if unable to obtain memory. **@@ -32192,7 +32502,7 @@ char *conchPath; /* buffer in which to construct conch name */
/* Allocate space for the conch filename and initialize the name to ** the name of the original database file. */ - *pConchPath = conchPath = (char *)sqlite3_malloc(len + 8); + *pConchPath = conchPath = (char *)sqlite3_malloc64(len + 8); if( conchPath==0 ){ return SQLITE_NOMEM; }@@ -32264,7 +32574,8 @@ if( pFile->pMethod == &afpIoMethods ){
/* afp style keeps a reference to the db path in the filePath field ** of the struct */ assert( (int)strlen((char*)pFile->lockingContext)<=MAXPATHLEN ); - strlcpy(dbPath, ((afpLockingContext *)pFile->lockingContext)->dbPath, MAXPATHLEN); + strlcpy(dbPath, ((afpLockingContext *)pFile->lockingContext)->dbPath, + MAXPATHLEN); } else #endif if( pFile->pMethod == &dotlockIoMethods ){@@ -32305,9 +32616,9 @@ lockPath=(char *)path;
} OSTRACE(("TRANSPROXY %d for %s pid=%d\n", pFile->h, - (lockPath ? lockPath : ":auto:"), getpid())); + (lockPath ? lockPath : ":auto:"), osGetpid(0))); - pCtx = sqlite3_malloc( sizeof(*pCtx) ); + pCtx = sqlite3_malloc64( sizeof(*pCtx) ); if( pCtx==0 ){ return SQLITE_NOMEM; }@@ -32377,7 +32688,7 @@ ** to proxy locking.
*/ static int proxyFileControl(sqlite3_file *id, int op, void *pArg){ switch( op ){ - case SQLITE_GET_LOCKPROXYFILE: { + case SQLITE_FCNTL_GET_LOCKPROXYFILE: { unixFile *pFile = (unixFile*)id; if( pFile->pMethod == &proxyIoMethods ){ proxyLockingContext *pCtx = (proxyLockingContext*)pFile->lockingContext;@@ -32392,13 +32703,16 @@ *(const char **)pArg = NULL;
} return SQLITE_OK; } - case SQLITE_SET_LOCKPROXYFILE: { + case SQLITE_FCNTL_SET_LOCKPROXYFILE: { unixFile *pFile = (unixFile*)id; int rc = SQLITE_OK; int isProxyStyle = (pFile->pMethod == &proxyIoMethods); if( pArg==NULL || (const char *)pArg==0 ){ if( isProxyStyle ){ - /* turn off proxy locking - not supported */ + /* turn off proxy locking - not supported. If support is added for + ** switching proxy locking mode off then it will need to fail if + ** the journal mode is WAL mode. + */ rc = SQLITE_ERROR /*SQLITE_PROTOCOL? SQLITE_MISUSE?*/; }else{ /* turn off proxy locking - already off - NOOP */@@ -32589,7 +32903,7 @@ ** single thread. The memory allocation and mutex subsystems have not
** necessarily been initialized when this routine is called, and so they ** should not be used. */ -SQLITE_API int sqlite3_os_init(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_os_init(void){ /* ** The following macro defines an initializer for an sqlite3_vfs object. ** The name of the VFS is NAME. The pAppData is a pointer to a pointer@@ -32643,8 +32957,10 @@ ** by the SQLite core when the VFS is registered. So the following
** array cannot be const. */ static sqlite3_vfs aVfs[] = { -#if SQLITE_ENABLE_LOCKING_STYLE && (OS_VXWORKS || defined(__APPLE__)) +#if SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) UNIXVFS("unix", autolockIoFinder ), +#elif OS_VXWORKS + UNIXVFS("unix", vxworksIoFinder ), #else UNIXVFS("unix", posixIoFinder ), #endif@@ -32654,11 +32970,11 @@ UNIXVFS("unix-excl", posixIoFinder ),
#if OS_VXWORKS UNIXVFS("unix-namedsem", semIoFinder ), #endif -#if SQLITE_ENABLE_LOCKING_STYLE +#if SQLITE_ENABLE_LOCKING_STYLE || OS_VXWORKS UNIXVFS("unix-posix", posixIoFinder ), -#if !OS_VXWORKS +#endif +#if SQLITE_ENABLE_LOCKING_STYLE UNIXVFS("unix-flock", flockIoFinder ), -#endif #endif #if SQLITE_ENABLE_LOCKING_STYLE && defined(__APPLE__) UNIXVFS("unix-afp", afpIoFinder ),@@ -32686,7 +33002,7 @@ ** Some operating systems might need to do some cleanup in this routine,
** to release dynamically allocated objects. But not on unix. ** This routine is a no-op for unix. */ -SQLITE_API int sqlite3_os_end(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_os_end(void){ return SQLITE_OK; }@@ -32744,16 +33060,6 @@ ** switch. The following code should catch this problem at compile-time.
*/ #ifdef MEMORY_DEBUG # error "The MEMORY_DEBUG macro is obsolete. Use SQLITE_DEBUG instead." -#endif - -#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG) -# ifndef SQLITE_DEBUG_OS_TRACE -# define SQLITE_DEBUG_OS_TRACE 0 -# endif - int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE; -# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X -#else -# define OSTRACE(X) #endif /*@@ -33099,8 +33405,10 @@ WINBASEAPI LPVOID WINAPI MapViewOfFile(HANDLE, DWORD, DWORD, DWORD, SIZE_T);
#endif /* SQLITE_OS_WINRT */ /* -** This file mapping API is common to both Win32 and WinRT. +** These file mapping APIs are common to both Win32 and WinRT. */ + +WINBASEAPI BOOL WINAPI FlushViewOfFile(LPCVOID, SIZE_T); WINBASEAPI BOOL WINAPI UnmapViewOfFile(LPCVOID); #endif /* SQLITE_WIN32_FILEMAPPING_API */@@ -33968,6 +34276,32 @@ #define osInterlockedCompareExchange ((LONG(WINAPI*)(LONG \
SQLITE_WIN32_VOLATILE*, LONG,LONG))aSyscall[76].pCurrent) #endif /* defined(InterlockedCompareExchange) */ +#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && SQLITE_WIN32_USE_UUID + { "UuidCreate", (SYSCALL)UuidCreate, 0 }, +#else + { "UuidCreate", (SYSCALL)0, 0 }, +#endif + +#define osUuidCreate ((RPC_STATUS(RPC_ENTRY*)(UUID*))aSyscall[77].pCurrent) + +#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && SQLITE_WIN32_USE_UUID + { "UuidCreateSequential", (SYSCALL)UuidCreateSequential, 0 }, +#else + { "UuidCreateSequential", (SYSCALL)0, 0 }, +#endif + +#define osUuidCreateSequential \ + ((RPC_STATUS(RPC_ENTRY*)(UUID*))aSyscall[78].pCurrent) + +#if !defined(SQLITE_NO_SYNC) && SQLITE_MAX_MMAP_SIZE>0 + { "FlushViewOfFile", (SYSCALL)FlushViewOfFile, 0 }, +#else + { "FlushViewOfFile", (SYSCALL)0, 0 }, +#endif + +#define osFlushViewOfFile \ + ((BOOL(WINAPI*)(LPCVOID,SIZE_T))aSyscall[79].pCurrent) + }; /* End of the overrideable system calls */ /*@@ -34061,7 +34395,7 @@ ** of SQLITE_NOMEM, SQLITE_ERROR, or SQLITE_NOTFOUND will be returned. The
** "pnLargest" argument, if non-zero, will be used to return the size of the ** largest committed free block in the heap, in bytes. */ -SQLITE_API int sqlite3_win32_compact_heap(LPUINT pnLargest){ +SQLITE_API int SQLITE_STDCALL sqlite3_win32_compact_heap(LPUINT pnLargest){ int rc = SQLITE_OK; UINT nLargest = 0; HANDLE hHeap;@@ -34101,7 +34435,7 @@ ** destroy and recreate it. If the Win32 native heap is not isolated and/or
** the sqlite3_memory_used() function does not return zero, SQLITE_BUSY will ** be returned and no changes will be made to the Win32 native heap. */ -SQLITE_API int sqlite3_win32_reset_heap(){ +SQLITE_API int SQLITE_STDCALL sqlite3_win32_reset_heap(){ int rc; MUTEX_LOGIC( sqlite3_mutex *pMaster; ) /* The main static mutex */ MUTEX_LOGIC( sqlite3_mutex *pMem; ) /* The memsys static mutex */@@ -34146,7 +34480,7 @@ ** This function outputs the specified (ANSI) string to the Win32 debugger
** (if available). */ -SQLITE_API void sqlite3_win32_write_debug(const char *zBuf, int nBuf){ +SQLITE_API void SQLITE_STDCALL sqlite3_win32_write_debug(const char *zBuf, int nBuf){ char zDbgBuf[SQLITE_WIN32_DBG_BUF_SIZE]; int nMin = MIN(nBuf, (SQLITE_WIN32_DBG_BUF_SIZE - 1)); /* may be negative. */ if( nMin<-1 ) nMin = -1; /* all negative values become -1. */@@ -34186,7 +34520,7 @@ #if SQLITE_OS_WINRT
static HANDLE sleepObj = NULL; #endif -SQLITE_API void sqlite3_win32_sleep(DWORD milliseconds){ +SQLITE_API void SQLITE_STDCALL sqlite3_win32_sleep(DWORD milliseconds){ #if SQLITE_OS_WINRT if ( sleepObj==NULL ){ sleepObj = osCreateEventExW(NULL, NULL, CREATE_EVENT_MANUAL_RESET,@@ -34235,7 +34569,7 @@ /*
** This function determines if the machine is running a version of Windows ** based on the NT kernel. */ -SQLITE_API int sqlite3_win32_is_nt(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_win32_is_nt(void){ #if SQLITE_OS_WINRT /* ** NOTE: The WinRT sub-platform is always assumed to be based on the NT@@ -34589,7 +34923,7 @@ /*
** Convert multibyte character string to UTF-8. Space to hold the ** returned string is obtained from sqlite3_malloc(). */ -SQLITE_API char *sqlite3_win32_mbcs_to_utf8(const char *zFilename){ +SQLITE_API char *SQLITE_STDCALL sqlite3_win32_mbcs_to_utf8(const char *zFilename){ char *zFilenameUtf8; LPWSTR zTmpWide;@@ -34606,7 +34940,7 @@ /*
** Convert UTF-8 to multibyte character string. Space to hold the ** returned string is obtained from sqlite3_malloc(). */ -SQLITE_API char *sqlite3_win32_utf8_to_mbcs(const char *zFilename){ +SQLITE_API char *SQLITE_STDCALL sqlite3_win32_utf8_to_mbcs(const char *zFilename){ char *zFilenameMbcs; LPWSTR zTmpWide;@@ -34626,7 +34960,7 @@ ** data directory or 2 in order to set the temporary directory. The zValue
** argument is the name of the directory to use. The return value will be ** SQLITE_OK if successful. */ -SQLITE_API int sqlite3_win32_set_directory(DWORD type, LPCWSTR zValue){ +SQLITE_API int SQLITE_STDCALL sqlite3_win32_set_directory(DWORD type, LPCWSTR zValue){ char **ppDirectory = 0; #ifndef SQLITE_OMIT_AUTOINIT int rc = sqlite3_initialize();@@ -34851,11 +35185,11 @@
/* ** Log a I/O error retry episode. */ -static void winLogIoerr(int nRetry){ +static void winLogIoerr(int nRetry, int lineno){ if( nRetry ){ - sqlite3_log(SQLITE_IOERR, - "delayed %dms for lock/sharing conflict", - winIoerrRetryDelay*nRetry*(nRetry+1)/2 + sqlite3_log(SQLITE_NOTICE, + "delayed %dms for lock/sharing conflict at line %d", + winIoerrRetryDelay*nRetry*(nRetry+1)/2, lineno ); } }@@ -35335,7 +35669,8 @@ #ifndef SQLITE_OMIT_WAL
assert( pFile->pShm==0 ); #endif assert( pFile->h!=NULL && pFile->h!=INVALID_HANDLE_VALUE ); - OSTRACE(("CLOSE file=%p\n", pFile->h)); + OSTRACE(("CLOSE pid=%lu, pFile=%p, file=%p\n", + osGetCurrentProcessId(), pFile, pFile->h)); #if SQLITE_MAX_MMAP_SIZE>0 winUnmapfile(pFile);@@ -35364,7 +35699,8 @@ if( rc ){
pFile->h = NULL; } OpenCounter(-1); - OSTRACE(("CLOSE file=%p, rc=%s\n", pFile->h, rc ? "ok" : "failed")); + OSTRACE(("CLOSE pid=%lu, pFile=%p, file=%p, rc=%s\n", + osGetCurrentProcessId(), pFile, pFile->h, rc ? "ok" : "failed")); return rc ? SQLITE_OK : winLogError(SQLITE_IOERR_CLOSE, osGetLastError(), "winClose", pFile->zPath);@@ -35392,7 +35728,8 @@ assert( id!=0 );
assert( amt>0 ); assert( offset>=0 ); SimulateIOError(return SQLITE_IOERR_READ); - OSTRACE(("READ file=%p, buffer=%p, amount=%d, offset=%lld, lock=%d\n", + OSTRACE(("READ pid=%lu, pFile=%p, file=%p, buffer=%p, amount=%d, " + "offset=%lld, lock=%d\n", osGetCurrentProcessId(), pFile, pFile->h, pBuf, amt, offset, pFile->locktype)); #if SQLITE_MAX_MMAP_SIZE>0@@ -35401,7 +35738,8 @@ ** data from the memory mapping using memcpy(). */
if( offset<pFile->mmapSize ){ if( offset+amt <= pFile->mmapSize ){ memcpy(pBuf, &((u8 *)(pFile->pMapRegion))[offset], amt); - OSTRACE(("READ-MMAP file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("READ-MMAP pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; }else{ int nCopy = (int)(pFile->mmapSize - offset);@@ -35415,7 +35753,8 @@ #endif
#if SQLITE_OS_WINCE || defined(SQLITE_WIN32_NO_OVERLAPPED) if( winSeekFile(pFile, offset) ){ - OSTRACE(("READ file=%p, rc=SQLITE_FULL\n", pFile->h)); + OSTRACE(("READ pid=%lu, pFile=%p, file=%p, rc=SQLITE_FULL\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_FULL; } while( !osReadFile(pFile->h, pBuf, amt, &nRead, 0) ){@@ -35429,19 +35768,22 @@ #endif
DWORD lastErrno; if( winRetryIoerr(&nRetry, &lastErrno) ) continue; pFile->lastErrno = lastErrno; - OSTRACE(("READ file=%p, rc=SQLITE_IOERR_READ\n", pFile->h)); + OSTRACE(("READ pid=%lu, pFile=%p, file=%p, rc=SQLITE_IOERR_READ\n", + osGetCurrentProcessId(), pFile, pFile->h)); return winLogError(SQLITE_IOERR_READ, pFile->lastErrno, "winRead", pFile->zPath); } - winLogIoerr(nRetry); + winLogIoerr(nRetry, __LINE__); if( nRead<(DWORD)amt ){ /* Unread parts of the buffer must be zero-filled */ memset(&((char*)pBuf)[nRead], 0, amt-nRead); - OSTRACE(("READ file=%p, rc=SQLITE_IOERR_SHORT_READ\n", pFile->h)); + OSTRACE(("READ pid=%lu, pFile=%p, file=%p, rc=SQLITE_IOERR_SHORT_READ\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_IOERR_SHORT_READ; } - OSTRACE(("READ file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("READ pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; }@@ -35464,7 +35806,8 @@ assert( pFile );
SimulateIOError(return SQLITE_IOERR_WRITE); SimulateDiskfullError(return SQLITE_FULL); - OSTRACE(("WRITE file=%p, buffer=%p, amount=%d, offset=%lld, lock=%d\n", + OSTRACE(("WRITE pid=%lu, pFile=%p, file=%p, buffer=%p, amount=%d, " + "offset=%lld, lock=%d\n", osGetCurrentProcessId(), pFile, pFile->h, pBuf, amt, offset, pFile->locktype)); #if SQLITE_MAX_MMAP_SIZE>0@@ -35473,7 +35816,8 @@ ** data from the memory mapping using memcpy(). */
if( offset<pFile->mmapSize ){ if( offset+amt <= pFile->mmapSize ){ memcpy(&((u8 *)(pFile->pMapRegion))[offset], pBuf, amt); - OSTRACE(("WRITE-MMAP file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("WRITE-MMAP pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; }else{ int nCopy = (int)(pFile->mmapSize - offset);@@ -35536,17 +35880,20 @@
if( rc ){ if( ( pFile->lastErrno==ERROR_HANDLE_DISK_FULL ) || ( pFile->lastErrno==ERROR_DISK_FULL )){ - OSTRACE(("WRITE file=%p, rc=SQLITE_FULL\n", pFile->h)); + OSTRACE(("WRITE pid=%lu, pFile=%p, file=%p, rc=SQLITE_FULL\n", + osGetCurrentProcessId(), pFile, pFile->h)); return winLogError(SQLITE_FULL, pFile->lastErrno, "winWrite1", pFile->zPath); } - OSTRACE(("WRITE file=%p, rc=SQLITE_IOERR_WRITE\n", pFile->h)); + OSTRACE(("WRITE pid=%lu, pFile=%p, file=%p, rc=SQLITE_IOERR_WRITE\n", + osGetCurrentProcessId(), pFile, pFile->h)); return winLogError(SQLITE_IOERR_WRITE, pFile->lastErrno, "winWrite2", pFile->zPath); }else{ - winLogIoerr(nRetry); + winLogIoerr(nRetry, __LINE__); } - OSTRACE(("WRITE file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("WRITE pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; }@@ -35560,8 +35907,8 @@ DWORD lastErrno;
assert( pFile ); SimulateIOError(return SQLITE_IOERR_TRUNCATE); - OSTRACE(("TRUNCATE file=%p, size=%lld, lock=%d\n", - pFile->h, nByte, pFile->locktype)); + OSTRACE(("TRUNCATE pid=%lu, pFile=%p, file=%p, size=%lld, lock=%d\n", + osGetCurrentProcessId(), pFile, pFile->h, nByte, pFile->locktype)); /* If the user has configured a chunk-size for this file, truncate the ** file so that it consists of an integer number of chunks (i.e. the@@ -35593,7 +35940,8 @@ pFile->mmapSize = nByte;
} #endif - OSTRACE(("TRUNCATE file=%p, rc=%s\n", pFile->h, sqlite3ErrName(rc))); + OSTRACE(("TRUNCATE pid=%lu, pFile=%p, file=%p, rc=%s\n", + osGetCurrentProcessId(), pFile, pFile->h, sqlite3ErrName(rc))); return rc; }@@ -35617,7 +35965,7 @@ */
BOOL rc; #endif #if !defined(NDEBUG) || !defined(SQLITE_NO_SYNC) || \ - (defined(SQLITE_TEST) && defined(SQLITE_DEBUG)) + defined(SQLITE_HAVE_OS_TRACE) /* ** Used when SQLITE_NO_SYNC is not defined and by the assert() and/or ** OSTRACE() macros.@@ -35638,8 +35986,9 @@ ** line is to test that doing so does not cause any problems.
*/ SimulateDiskfullError( return SQLITE_FULL ); - OSTRACE(("SYNC file=%p, flags=%x, lock=%d\n", - pFile->h, flags, pFile->locktype)); + OSTRACE(("SYNC pid=%lu, pFile=%p, file=%p, flags=%x, lock=%d\n", + osGetCurrentProcessId(), pFile, pFile->h, flags, + pFile->locktype)); #ifndef SQLITE_TEST UNUSED_PARAMETER(flags);@@ -35654,19 +36003,38 @@ /* If we compiled with the SQLITE_NO_SYNC flag, then syncing is a
** no-op */ #ifdef SQLITE_NO_SYNC - OSTRACE(("SYNC-NOP file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("SYNC-NOP pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; #else +#if SQLITE_MAX_MMAP_SIZE>0 + if( pFile->pMapRegion ){ + if( osFlushViewOfFile(pFile->pMapRegion, 0) ){ + OSTRACE(("SYNC-MMAP pid=%lu, pFile=%p, pMapRegion=%p, " + "rc=SQLITE_OK\n", osGetCurrentProcessId(), + pFile, pFile->pMapRegion)); + }else{ + pFile->lastErrno = osGetLastError(); + OSTRACE(("SYNC-MMAP pid=%lu, pFile=%p, pMapRegion=%p, " + "rc=SQLITE_IOERR_MMAP\n", osGetCurrentProcessId(), + pFile, pFile->pMapRegion)); + return winLogError(SQLITE_IOERR_MMAP, pFile->lastErrno, + "winSync1", pFile->zPath); + } + } +#endif rc = osFlushFileBuffers(pFile->h); SimulateIOError( rc=FALSE ); if( rc ){ - OSTRACE(("SYNC file=%p, rc=SQLITE_OK\n", pFile->h)); + OSTRACE(("SYNC pid=%lu, pFile=%p, file=%p, rc=SQLITE_OK\n", + osGetCurrentProcessId(), pFile, pFile->h)); return SQLITE_OK; }else{ pFile->lastErrno = osGetLastError(); - OSTRACE(("SYNC file=%p, rc=SQLITE_IOERR_FSYNC\n", pFile->h)); + OSTRACE(("SYNC pid=%lu, pFile=%p, file=%p, rc=SQLITE_IOERR_FSYNC\n", + osGetCurrentProcessId(), pFile, pFile->h)); return winLogError(SQLITE_IOERR_FSYNC, pFile->lastErrno, - "winSync", pFile->zPath); + "winSync2", pFile->zPath); } #endif }@@ -36274,7 +36642,7 @@
int nRef; /* Number of winShm objects pointing to this */ winShm *pFirst; /* All winShm objects pointing to this */ winShmNode *pNext; /* Next in list of all winShmNode objects */ -#ifdef SQLITE_DEBUG +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) u8 nextShmId; /* Next available winShm.id value */ #endif };@@ -36305,7 +36673,7 @@ winShm *pNext; /* Next winShm with the same winShmNode */
u8 hasMutex; /* True if holding the winShmNode mutex */ u16 sharedMask; /* Mask of shared locks held */ u16 exclMask; /* Mask of exclusive locks held */ -#ifdef SQLITE_DEBUG +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) u8 id; /* Id of this connection with its winShmNode */ #endif };@@ -36496,7 +36864,7 @@ }
/* Make the new connection a child of the winShmNode */ p->pShmNode = pShmNode; -#ifdef SQLITE_DEBUG +#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE) p->id = pShmNode->nextShmId++; #endif pShmNode->nRef++;@@ -36716,16 +37084,16 @@ int isWrite, /* True to extend file if necessary */
void volatile **pp /* OUT: Mapped memory */ ){ winFile *pDbFd = (winFile*)fd; - winShm *p = pDbFd->pShm; + winShm *pShm = pDbFd->pShm; winShmNode *pShmNode; int rc = SQLITE_OK; - if( !p ){ + if( !pShm ){ rc = winOpenSharedMemory(pDbFd); if( rc!=SQLITE_OK ) return rc; - p = pDbFd->pShm; + pShm = pDbFd->pShm; } - pShmNode = p->pShmNode; + pShmNode = pShm->pShmNode; sqlite3_mutex_enter(pShmNode->mutex); assert( szRegion==pShmNode->szRegion || pShmNode->nRegion==0 );@@ -36765,7 +37133,7 @@ }
} /* Map the requested memory region into this processes address space. */ - apNew = (struct ShmRegion *)sqlite3_realloc( + apNew = (struct ShmRegion *)sqlite3_realloc64( pShmNode->aRegion, (iRegion+1)*sizeof(apNew[0]) ); if( !apNew ){@@ -37637,7 +38005,7 @@ /* Noop */
} } #endif - winLogIoerr(cnt); + winLogIoerr(cnt, __LINE__); OSTRACE(("OPEN file=%p, name=%s, access=%lx, rc=%s\n", h, zUtf8Name, dwDesiredAccess, (h==INVALID_HANDLE_VALUE) ? "failed" : "ok"));@@ -37821,7 +38189,7 @@ #endif
if( rc && rc!=SQLITE_IOERR_DELETE_NOENT ){ rc = winLogError(SQLITE_IOERR_DELETE, lastErrno, "winDelete", zFilename); }else{ - winLogIoerr(cnt); + winLogIoerr(cnt, __LINE__); } sqlite3_free(zConverted); OSTRACE(("DELETE name=%s, rc=%s\n", zFilename, sqlite3ErrName(rc)));@@ -37871,7 +38239,7 @@ }else{
attr = sAttrData.dwFileAttributes; } }else{ - winLogIoerr(cnt); + winLogIoerr(cnt, __LINE__); if( lastErrno!=ERROR_FILE_NOT_FOUND && lastErrno!=ERROR_PATH_NOT_FOUND ){ sqlite3_free(zConverted); return winLogError(SQLITE_IOERR_ACCESS, lastErrno, "winAccess",@@ -38212,7 +38580,7 @@ */
static int winRandomness(sqlite3_vfs *pVfs, int nBuf, char *zBuf){ int n = 0; UNUSED_PARAMETER(pVfs); -#if defined(SQLITE_TEST) +#if defined(SQLITE_TEST) || defined(SQLITE_OMIT_RANDOMNESS) n = nBuf; memset(zBuf, 0, nBuf); #else@@ -38246,7 +38614,23 @@ osQueryPerformanceCounter(&i);
memcpy(&zBuf[n], &i, sizeof(i)); n += sizeof(i); } +#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && SQLITE_WIN32_USE_UUID + if( sizeof(UUID)<=nBuf-n ){ + UUID id; + memset(&id, 0, sizeof(UUID)); + osUuidCreate(&id); + memcpy(zBuf, &id, sizeof(UUID)); + n += sizeof(UUID); + } + if( sizeof(UUID)<=nBuf-n ){ + UUID id; + memset(&id, 0, sizeof(UUID)); + osUuidCreateSequential(&id); + memcpy(zBuf, &id, sizeof(UUID)); + n += sizeof(UUID); + } #endif +#endif /* defined(SQLITE_TEST) || defined(SQLITE_ZERO_PRNG_SEED) */ return n; }@@ -38370,7 +38754,7 @@
/* ** Initialize and deinitialize the operating system interface. */ -SQLITE_API int sqlite3_os_init(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_os_init(void){ static sqlite3_vfs winVfs = { 3, /* iVersion */ sizeof(winFile), /* szOsFile */@@ -38424,7 +38808,7 @@ #endif
/* Double-check that the aSyscall[] array has been constructed ** correctly. See ticket [bb3a86e890c8e96ab] */ - assert( ArraySize(aSyscall)==77 ); + assert( ArraySize(aSyscall)==80 ); /* get memory map allocation granularity */ memset(&winSysInfo, 0, sizeof(SYSTEM_INFO));@@ -38445,7 +38829,7 @@
return SQLITE_OK; } -SQLITE_API int sqlite3_os_end(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_os_end(void){ #if SQLITE_OS_WINRT if( sleepObj!=NULL ){ osCloseHandle(sleepObj);@@ -38801,7 +39185,7 @@ /* Allocate the Bitvec to be tested and a linear array of
** bits to act as the reference */ pBitvec = sqlite3BitvecCreate( sz ); pV = sqlite3MallocZero( (sz+7)/8 + 1 ); - pTmpSpace = sqlite3_malloc(BITVEC_SZ); + pTmpSpace = sqlite3_malloc64(BITVEC_SZ); if( pBitvec==0 || pV==0 || pTmpSpace==0 ) goto bitvec_end; /* NULL pBitvec tests */@@ -38983,12 +39367,20 @@ }
} /* -** Compute the number of pages of cache requested. +** Compute the number of pages of cache requested. p->szCache is the +** cache size requested by the "PRAGMA cache_size" statement. +** +** */ static int numberOfCachePages(PCache *p){ if( p->szCache>=0 ){ + /* IMPLEMENTATION-OF: R-42059-47211 If the argument N is positive then the + ** suggested cache size is set to N. */ return p->szCache; }else{ + /* IMPLEMENTATION-OF: R-61436-13639 If the argument N is negative, then + ** the number of cache pages is adjusted to use approximately abs(N*1024) + ** bytes of memory. */ return (int)((-1024*(i64)p->szCache)/(p->szPage+p->szExtra)); } }@@ -39728,7 +40120,6 @@ */
static void *pcache1Alloc(int nByte){ void *p = 0; assert( sqlite3_mutex_notheld(pcache1.grp.mutex) ); - sqlite3StatusSet(SQLITE_STATUS_PAGECACHE_SIZE, nByte); if( nByte<=pcache1.szSlot ){ sqlite3_mutex_enter(pcache1.mutex); p = (PgHdr1 *)pcache1.pFree;@@ -39737,7 +40128,8 @@ pcache1.pFree = pcache1.pFree->pNext;
pcache1.nFreeSlot--; pcache1.bUnderPressure = pcache1.nFreeSlot<pcache1.nReserve; assert( pcache1.nFreeSlot>=0 ); - sqlite3StatusAdd(SQLITE_STATUS_PAGECACHE_USED, 1); + sqlite3StatusSet(SQLITE_STATUS_PAGECACHE_SIZE, nByte); + sqlite3StatusUp(SQLITE_STATUS_PAGECACHE_USED, 1); } sqlite3_mutex_leave(pcache1.mutex); }@@ -39750,7 +40142,8 @@ #ifndef SQLITE_DISABLE_PAGECACHE_OVERFLOW_STATS
if( p ){ int sz = sqlite3MallocSize(p); sqlite3_mutex_enter(pcache1.mutex); - sqlite3StatusAdd(SQLITE_STATUS_PAGECACHE_OVERFLOW, sz); + sqlite3StatusSet(SQLITE_STATUS_PAGECACHE_SIZE, nByte); + sqlite3StatusUp(SQLITE_STATUS_PAGECACHE_OVERFLOW, sz); sqlite3_mutex_leave(pcache1.mutex); } #endif@@ -39768,7 +40161,7 @@ if( p==0 ) return 0;
if( p>=pcache1.pStart && p<pcache1.pEnd ){ PgFreeslot *pSlot; sqlite3_mutex_enter(pcache1.mutex); - sqlite3StatusAdd(SQLITE_STATUS_PAGECACHE_USED, -1); + sqlite3StatusDown(SQLITE_STATUS_PAGECACHE_USED, 1); pSlot = (PgFreeslot*)p; pSlot->pNext = pcache1.pFree; pcache1.pFree = pSlot;@@ -39782,7 +40175,7 @@ sqlite3MemdebugSetType(p, MEMTYPE_HEAP);
nFreed = sqlite3MallocSize(p); #ifndef SQLITE_DISABLE_PAGECACHE_OVERFLOW_STATS sqlite3_mutex_enter(pcache1.mutex); - sqlite3StatusAdd(SQLITE_STATUS_PAGECACHE_OVERFLOW, -nFreed); + sqlite3StatusDown(SQLITE_STATUS_PAGECACHE_OVERFLOW, nFreed); sqlite3_mutex_leave(pcache1.mutex); #endif sqlite3_free(p);@@ -40519,6 +40912,14 @@ ** Return the size of the header on each page of this PCACHE implementation.
*/ SQLITE_PRIVATE int sqlite3HeaderSizePcache1(void){ return ROUND8(sizeof(PgHdr1)); } +/* +** Return the global mutex used by this PCACHE implementation. The +** sqlite3_status() routine needs access to this mutex. +*/ +SQLITE_PRIVATE sqlite3_mutex *sqlite3Pcache1Mutex(void){ + return pcache1.mutex; +} + #ifdef SQLITE_ENABLE_MEMORY_MANAGEMENT /* ** This function is called to free superfluous dynamically allocated memory@@ -44273,9 +44674,7 @@ int isCommit /* True if this is a commit */
){ int rc; /* Return code */ int nList; /* Number of pages in pList */ -#if defined(SQLITE_DEBUG) || defined(SQLITE_CHECK_PAGES) PgHdr *p; /* For looping over pages */ -#endif assert( pPager->pWal ); assert( pList );@@ -44292,7 +44691,6 @@ /* If a WAL transaction is being committed, there is no point in writing
** any pages with page numbers greater than nTruncate into the WAL file. ** They will never be read by any client. So remove them from the pDirty ** list here. */ - PgHdr *p; PgHdr **ppNext = &pList; nList = 0; for(p=pList; (*ppNext = p)!=0; p=p->pDirty){@@ -44312,7 +44710,6 @@ rc = sqlite3WalFrames(pPager->pWal,
pPager->pageSize, pList, nTruncate, isCommit, pPager->walSyncFlags ); if( rc==SQLITE_OK && pPager->pBackup ){ - PgHdr *p; for(p=pList; p; p=p->pDirty){ sqlite3BackupUpdate(pPager->pBackup, p->pgno, (u8 *)p->pData); }@@ -48243,6 +48640,8 @@ pager_unlock(pPager);
} assert( state==pPager->eState ); } + }else if( eMode==PAGER_JOURNALMODE_OFF ){ + sqlite3OsClose(pPager->jfd); } }@@ -49025,7 +49424,7 @@ /* Enlarge the pWal->apWiData[] array if required */
if( pWal->nWiData<=iPage ){ int nByte = sizeof(u32*)*(iPage+1); volatile u32 **apNew; - apNew = (volatile u32 **)sqlite3_realloc((void *)pWal->apWiData, nByte); + apNew = (volatile u32 **)sqlite3_realloc64((void *)pWal->apWiData, nByte); if( !apNew ){ *ppPage = 0; return SQLITE_NOMEM;@@ -49291,9 +49690,10 @@ (void)sqlite3OsShmLock(pWal->pDbFd, lockIdx, 1,
SQLITE_SHM_UNLOCK | SQLITE_SHM_SHARED); WALTRACE(("WAL%p: release SHARED-%s\n", pWal, walLockName(lockIdx))); } -static int walLockExclusive(Wal *pWal, int lockIdx, int n){ +static int walLockExclusive(Wal *pWal, int lockIdx, int n, int fBlock){ int rc; if( pWal->exclusiveMode ) return SQLITE_OK; + if( fBlock ) sqlite3OsFileControl(pWal->pDbFd, SQLITE_FCNTL_WAL_BLOCK, 0); rc = sqlite3OsShmLock(pWal->pDbFd, lockIdx, n, SQLITE_SHM_LOCK | SQLITE_SHM_EXCLUSIVE); WALTRACE(("WAL%p: acquire EXCLUSIVE-%s cnt=%d %s\n", pWal,@@ -49579,7 +49979,7 @@ assert( WAL_CKPT_LOCK==WAL_ALL_BUT_WRITE );
assert( pWal->writeLock ); iLock = WAL_ALL_BUT_WRITE + pWal->ckptLock; nLock = SQLITE_SHM_NLOCK - iLock; - rc = walLockExclusive(pWal, iLock, nLock); + rc = walLockExclusive(pWal, iLock, nLock, 0); if( rc ){ return rc; }@@ -49649,7 +50049,7 @@ }
/* Malloc a buffer to read frames into. */ szFrame = szPage + WAL_FRAME_HDRSIZE; - aFrame = (u8 *)sqlite3_malloc(szFrame); + aFrame = (u8 *)sqlite3_malloc64(szFrame); if( !aFrame ){ rc = SQLITE_NOMEM; goto recovery_error;@@ -50042,7 +50442,7 @@ nSegment = walFramePage(iLast) + 1;
nByte = sizeof(WalIterator) + (nSegment-1)*sizeof(struct WalSegment) + iLast*sizeof(ht_slot); - p = (WalIterator *)sqlite3_malloc(nByte); + p = (WalIterator *)sqlite3_malloc64(nByte); if( !p ){ return SQLITE_NOMEM; }@@ -50052,7 +50452,7 @@
/* Allocate temporary space used by the merge-sort routine. This block ** of memory will be freed before this function returns. */ - aTmp = (ht_slot *)sqlite3_malloc( + aTmp = (ht_slot *)sqlite3_malloc64( sizeof(ht_slot) * (iLast>HASHTABLE_NPAGE?HASHTABLE_NPAGE:iLast) ); if( !aTmp ){@@ -50113,7 +50513,7 @@ int n /* Number of bytes to lock */
){ int rc; do { - rc = walLockExclusive(pWal, lockIdx, n); + rc = walLockExclusive(pWal, lockIdx, n, 0); }while( xBusy && rc==SQLITE_BUSY && xBusy(pBusyArg) ); return rc; }@@ -50232,6 +50632,14 @@ */
mxSafeFrame = pWal->hdr.mxFrame; mxPage = pWal->hdr.nPage; for(i=1; i<WAL_NREADER; i++){ + /* Thread-sanitizer reports that the following is an unsafe read, + ** as some other thread may be in the process of updating the value + ** of the aReadMark[] slot. The assumption here is that if that is + ** happening, the other client may only be increasing the value, + ** not decreasing it. So assuming either that either the "old" or + ** "new" version of the value is read, and not some arbitrary value + ** that would never be written by a real client, things are still + ** safe. */ u32 y = pInfo->aReadMark[i]; if( mxSafeFrame>y ){ assert( y<=pWal->hdr.mxFrame );@@ -50546,7 +50954,7 @@ if( SQLITE_OK==(rc = walLockShared(pWal, WAL_WRITE_LOCK)) ){
walUnlockShared(pWal, WAL_WRITE_LOCK); rc = SQLITE_READONLY_RECOVERY; } - }else if( SQLITE_OK==(rc = walLockExclusive(pWal, WAL_WRITE_LOCK, 1)) ){ + }else if( SQLITE_OK==(rc = walLockExclusive(pWal, WAL_WRITE_LOCK, 1, 1)) ){ pWal->writeLock = 1; if( SQLITE_OK==(rc = walIndexPage(pWal, 0, &page0)) ){ badHdr = walIndexTryHdr(pWal, pChanged);@@ -50752,7 +51160,7 @@ if( (pWal->readOnly & WAL_SHM_RDONLY)==0
&& (mxReadMark<pWal->hdr.mxFrame || mxI==0) ){ for(i=1; i<WAL_NREADER; i++){ - rc = walLockExclusive(pWal, WAL_READ_LOCK(i), 1); + rc = walLockExclusive(pWal, WAL_READ_LOCK(i), 1, 0); if( rc==SQLITE_OK ){ mxReadMark = pInfo->aReadMark[i] = pWal->hdr.mxFrame; mxI = i;@@ -51008,7 +51416,7 @@
/* Only one writer allowed at a time. Get the write lock. Return ** SQLITE_BUSY if unable. */ - rc = walLockExclusive(pWal, WAL_WRITE_LOCK, 1); + rc = walLockExclusive(pWal, WAL_WRITE_LOCK, 1, 0); if( rc ){ return rc; }@@ -51153,7 +51561,7 @@ assert( pInfo->nBackfill==pWal->hdr.mxFrame );
if( pInfo->nBackfill>0 ){ u32 salt1; sqlite3_randomness(4, &salt1); - rc = walLockExclusive(pWal, WAL_READ_LOCK(1), WAL_NREADER-1); + rc = walLockExclusive(pWal, WAL_READ_LOCK(1), WAL_NREADER-1, 0); if( rc==SQLITE_OK ){ /* If all readers are using WAL_READ_LOCK(0) (in other words if no ** readers are currently using the WAL), then the transactions@@ -51478,7 +51886,7 @@ WALTRACE(("WAL%p: checkpoint begins\n", pWal));
/* IMPLEMENTATION-OF: R-62028-47212 All calls obtain an exclusive ** "checkpoint" lock on the database file. */ - rc = walLockExclusive(pWal, WAL_CKPT_LOCK, 1); + rc = walLockExclusive(pWal, WAL_CKPT_LOCK, 1, 0); if( rc ){ /* EVIDENCE-OF: R-10421-19736 If any other process is running a ** checkpoint operation at the same time, the lock cannot be obtained and@@ -51953,6 +52361,7 @@ u8 leaf; /* True if a leaf page */
u8 hdrOffset; /* 100 for page 1. 0 otherwise */ u8 childPtrSize; /* 0 if leaf==1. 4 if leaf==0 */ u8 max1bytePayload; /* min(maxLocal,127) */ + u8 bBusy; /* Prevent endless loops on corrupt database files */ u16 maxLocal; /* Copy of BtShared.maxLocal or BtShared.maxLeaf */ u16 minLocal; /* Copy of BtShared.minLocal or BtShared.minLeaf */ u16 cellOffset; /* Index in aData of first cell pointer */@@ -52091,6 +52500,9 @@ u8 bDoTruncate; /* True to truncate db on commit */
#endif u8 inTransaction; /* Transaction state */ u8 max1bytePayload; /* Maximum first byte of cell for a 1-byte payload */ +#ifdef SQLITE_HAS_CODEC + u8 optimalReserve; /* Desired amount of reserved space per page */ +#endif u16 btsFlags; /* Boolean parameters. See BTS_* macros below */ u16 maxLocal; /* Maximum local payload in non-LEAFDATA tables */ u16 minLocal; /* Minimum local payload in non-LEAFDATA tables */@@ -52477,6 +52889,7 @@ /*
** Exit the recursive mutex on a Btree. */ SQLITE_PRIVATE void sqlite3BtreeLeave(Btree *p){ + assert( sqlite3_mutex_held(p->db->mutex) ); if( p->sharable ){ assert( p->wantToLock>0 ); p->wantToLock--;@@ -52724,7 +53137,7 @@ ** This routine has no effect on existing database connections.
** The shared cache setting effects only future calls to ** sqlite3_open(), sqlite3_open16(), or sqlite3_open_v2(). */ -SQLITE_API int sqlite3_enable_shared_cache(int enable){ +SQLITE_API int SQLITE_STDCALL sqlite3_enable_shared_cache(int enable){ sqlite3GlobalConfig.sharedCacheEnabled = enable; return SQLITE_OK; }@@ -52813,6 +53226,12 @@ HashElem *p;
for(p=sqliteHashFirst(&pSchema->idxHash); p; p=sqliteHashNext(p)){ Index *pIdx = (Index *)sqliteHashData(p); if( pIdx->tnum==(int)iRoot ){ + if( iTab ){ + /* Two or more indexes share the same root page. There must + ** be imposter tables. So just return true. The assert is not + ** useful in that case. */ + return 1; + } iTab = pIdx->pTable->tnum; } }@@ -53232,10 +53651,15 @@ */
static int saveCursorPosition(BtCursor *pCur){ int rc; - assert( CURSOR_VALID==pCur->eState ); + assert( CURSOR_VALID==pCur->eState || CURSOR_SKIPNEXT==pCur->eState ); assert( 0==pCur->pKey ); assert( cursorHoldsMutex(pCur) ); + if( pCur->eState==CURSOR_SKIPNEXT ){ + pCur->eState = CURSOR_VALID; + }else{ + pCur->skipNext = 0; + } rc = sqlite3BtreeKeySize(pCur, &pCur->nKey); assert( rc==SQLITE_OK ); /* KeySize() cannot fail */@@ -53306,7 +53730,7 @@ BtCursor *pExcept /* Do not save this cursor */
){ do{ if( p!=pExcept && (0==iRoot || p->pgnoRoot==iRoot) ){ - if( p->eState==CURSOR_VALID ){ + if( p->eState==CURSOR_VALID || p->eState==CURSOR_SKIPNEXT ){ int rc = saveCursorPosition(p); if( SQLITE_OK!=rc ){ return rc;@@ -53378,17 +53802,19 @@ ** saveCursorPosition().
*/ static int btreeRestoreCursorPosition(BtCursor *pCur){ int rc; + int skipNext; assert( cursorHoldsMutex(pCur) ); assert( pCur->eState>=CURSOR_REQUIRESEEK ); if( pCur->eState==CURSOR_FAULT ){ return pCur->skipNext; } pCur->eState = CURSOR_INVALID; - rc = btreeMoveto(pCur, pCur->pKey, pCur->nKey, 0, &pCur->skipNext); + rc = btreeMoveto(pCur, pCur->pKey, pCur->nKey, 0, &skipNext); if( rc==SQLITE_OK ){ sqlite3_free(pCur->pKey); pCur->pKey = 0; assert( pCur->eState==CURSOR_VALID || pCur->eState==CURSOR_INVALID ); + pCur->skipNext |= skipNext; if( pCur->skipNext && pCur->eState==CURSOR_VALID ){ pCur->eState = CURSOR_SKIPNEXT; }@@ -53440,9 +53866,10 @@ if( rc ){
*pDifferentRow = 1; return rc; } - if( pCur->eState!=CURSOR_VALID || NEVER(pCur->skipNext!=0) ){ + if( pCur->eState!=CURSOR_VALID ){ *pDifferentRow = 1; }else{ + assert( pCur->skipNext==0 ); *pDifferentRow = 0; } return SQLITE_OK;@@ -54583,16 +55010,18 @@ ** existing BtShared object that we can share with
*/ if( isTempDb==0 && (isMemdb==0 || (vfsFlags&SQLITE_OPEN_URI)!=0) ){ if( vfsFlags & SQLITE_OPEN_SHAREDCACHE ){ + int nFilename = sqlite3Strlen30(zFilename)+1; int nFullPathname = pVfs->mxPathname+1; - char *zFullPathname = sqlite3Malloc(nFullPathname); + char *zFullPathname = sqlite3Malloc(MAX(nFullPathname,nFilename)); MUTEX_LOGIC( sqlite3_mutex *mutexShared; ) + p->sharable = 1; if( !zFullPathname ){ sqlite3_free(p); return SQLITE_NOMEM; } if( isMemdb ){ - memcpy(zFullPathname, zFilename, sqlite3Strlen30(zFilename)+1); + memcpy(zFullPathname, zFilename, nFilename); }else{ rc = sqlite3OsFullPathname(pVfs, zFilename, nFullPathname, zFullPathname);@@ -54649,8 +55078,8 @@ ** The following asserts make sure that structures used by the btree are
** the right size. This is to guard against size changes that result ** when compiling on a different architecture. */ - assert( sizeof(i64)==8 || sizeof(i64)==4 ); - assert( sizeof(u64)==8 || sizeof(u64)==4 ); + assert( sizeof(i64)==8 ); + assert( sizeof(u64)==8 ); assert( sizeof(u32)==4 ); assert( sizeof(u16)==2 ); assert( sizeof(Pgno)==4 );@@ -55037,6 +55466,9 @@ int rc = SQLITE_OK;
BtShared *pBt = p->pBt; assert( nReserve>=-1 && nReserve<=255 ); sqlite3BtreeEnter(p); +#if SQLITE_HAS_CODEC + if( nReserve>pBt->optimalReserve ) pBt->optimalReserve = (u8)nReserve; +#endif if( pBt->btsFlags & BTS_PAGESIZE_FIXED ){ sqlite3BtreeLeave(p); return SQLITE_READONLY;@@ -55048,7 +55480,7 @@ assert( nReserve>=0 && nReserve<=255 );
if( pageSize>=512 && pageSize<=SQLITE_MAX_PAGE_SIZE && ((pageSize-1)&pageSize)==0 ){ assert( (pageSize & 7)==0 ); - assert( !pBt->pPage1 && !pBt->pCursor ); + assert( !pBt->pCursor ); pBt->pageSize = (u32)pageSize; freeTempSpace(pBt); }@@ -55066,7 +55498,6 @@ SQLITE_PRIVATE int sqlite3BtreeGetPageSize(Btree *p){
return p->pBt->pageSize; } -#if defined(SQLITE_HAS_CODEC) || defined(SQLITE_DEBUG) /* ** This function is similar to sqlite3BtreeGetReserve(), except that it ** may only be called if it is guaranteed that the b-tree mutex is already@@ -55079,24 +55510,32 @@ ** were to be called, it might collide with some other operation on the
** database handle that owns *p, causing undefined behavior. */ SQLITE_PRIVATE int sqlite3BtreeGetReserveNoMutex(Btree *p){ + int n; assert( sqlite3_mutex_held(p->pBt->mutex) ); - return p->pBt->pageSize - p->pBt->usableSize; + n = p->pBt->pageSize - p->pBt->usableSize; + return n; } -#endif /* SQLITE_HAS_CODEC || SQLITE_DEBUG */ -#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) || !defined(SQLITE_OMIT_VACUUM) /* ** Return the number of bytes of space at the end of every page that ** are intentually left unused. This is the "reserved" space that is ** sometimes used by extensions. +** +** If SQLITE_HAS_MUTEX is defined then the number returned is the +** greater of the current reserved space and the maximum requested +** reserve space. */ -SQLITE_PRIVATE int sqlite3BtreeGetReserve(Btree *p){ +SQLITE_PRIVATE int sqlite3BtreeGetOptimalReserve(Btree *p){ int n; sqlite3BtreeEnter(p); - n = p->pBt->pageSize - p->pBt->usableSize; + n = sqlite3BtreeGetReserveNoMutex(p); +#ifdef SQLITE_HAS_CODEC + if( n<p->pBt->optimalReserve ) n = p->pBt->optimalReserve; +#endif sqlite3BtreeLeave(p); return n; } + /* ** Set the maximum page count for a database if mxPage is positive.@@ -55128,7 +55567,6 @@ b = (p->pBt->btsFlags & BTS_SECURE_DELETE)!=0;
sqlite3BtreeLeave(p); return b; } -#endif /* !defined(SQLITE_OMIT_PAGER_PRAGMAS) || !defined(SQLITE_OMIT_VACUUM) */ /* ** Change the 'auto-vacuum' property of the database. If the 'autoVacuum'@@ -56248,7 +56686,7 @@ sqlite3BtreeEnter(pBtree);
for(p=pBtree->pBt->pCursor; p; p=p->pNext){ int i; if( writeOnly && (p->curFlags & BTCF_WriteFlag)==0 ){ - if( p->eState==CURSOR_VALID ){ + if( p->eState==CURSOR_VALID || p->eState==CURSOR_SKIPNEXT ){ rc = saveCursorPosition(p); if( rc!=SQLITE_OK ){ (void)sqlite3BtreeTripAllCursors(pBtree, rc, 0);@@ -56654,6 +57092,8 @@ */
SQLITE_PRIVATE int sqlite3BtreeDataSize(BtCursor *pCur, u32 *pSize){ assert( cursorHoldsMutex(pCur) ); assert( pCur->eState==CURSOR_VALID ); + assert( pCur->iPage>=0 ); + assert( pCur->iPage<BTCURSOR_MAX_DEPTH ); assert( pCur->apPage[pCur->iPage]->intKeyLeaf==1 ); getCellInfo(pCur); *pSize = pCur->info.nPayload;@@ -57062,13 +57502,18 @@ static const void *fetchPayload(
BtCursor *pCur, /* Cursor pointing to entry to read from */ u32 *pAmt /* Write the number of available bytes here */ ){ + u32 amt; assert( pCur!=0 && pCur->iPage>=0 && pCur->apPage[pCur->iPage]); assert( pCur->eState==CURSOR_VALID ); assert( sqlite3_mutex_held(pCur->pBtree->db->mutex) ); assert( cursorHoldsMutex(pCur) ); assert( pCur->aiIdx[pCur->iPage]<pCur->apPage[pCur->iPage]->nCell ); assert( pCur->info.nSize>0 ); - *pAmt = pCur->info.nLocal; + assert( pCur->info.pPayload>pCur->apPage[pCur->iPage]->aData || CORRUPT_DB ); + assert( pCur->info.pPayload<pCur->apPage[pCur->iPage]->aDataEnd ||CORRUPT_DB); + amt = (int)(pCur->apPage[pCur->iPage]->aDataEnd - pCur->info.pPayload); + if( pCur->info.nLocal<amt ) amt = pCur->info.nLocal; + *pAmt = amt; return (void*)pCur->info.pPayload; }@@ -57132,7 +57577,7 @@ }
return SQLITE_OK; } -#if 0 +#if SQLITE_DEBUG /* ** Page pParent is an internal (non-leaf) tree page. This function ** asserts that page number iChild is the left-child if the iIdx'th@@ -57141,6 +57586,8 @@ ** cells in pParent, that page number iChild is the right-child of
** the page. */ static void assertParentIndex(MemPage *pParent, int iIdx, Pgno iChild){ + if( CORRUPT_DB ) return; /* The conditions tested below might not be true + ** in a corrupt database */ assert( iIdx<=pParent->nCell ); if( iIdx==pParent->nCell ){ assert( get4byte(&pParent->aData[pParent->hdrOffset+8])==iChild );@@ -57165,19 +57612,11 @@ assert( cursorHoldsMutex(pCur) );
assert( pCur->eState==CURSOR_VALID ); assert( pCur->iPage>0 ); assert( pCur->apPage[pCur->iPage] ); - - /* UPDATE: It is actually possible for the condition tested by the assert - ** below to be untrue if the database file is corrupt. This can occur if - ** one cursor has modified page pParent while a reference to it is held - ** by a second cursor. Which can only happen if a single page is linked - ** into more than one b-tree structure in a corrupt database. */ -#if 0 assertParentIndex( pCur->apPage[pCur->iPage-1], pCur->aiIdx[pCur->iPage-1], pCur->apPage[pCur->iPage]->pgno ); -#endif testcase( pCur->aiIdx[pCur->iPage-1] > pCur->apPage[pCur->iPage-1]->nCell ); releasePage(pCur->apPage[pCur->iPage]);@@ -59352,7 +59791,6 @@ nxDiv = 0;
}else if( iParentIdx==i ){ nxDiv = i-2+bBulk; }else{ - assert( bBulk==0 ); nxDiv = iParentIdx-1; } i = 2-bBulk;@@ -60103,7 +60541,8 @@ ** copied either into the body of a database page or into the new
** pSpace buffer passed to the latter call to balance_nonroot(). */ u8 *pSpace = sqlite3PageMalloc(pCur->pBt->pageSize); - rc = balance_nonroot(pParent, iIdx, pSpace, iPage==1, pCur->hints); + rc = balance_nonroot(pParent, iIdx, pSpace, iPage==1, + pCur->hints&BTREE_BULKLOAD); if( pFree ){ /* If pFree is not NULL, it points to the pSpace buffer used ** by a previous call to balance_nonroot(). Its contents are@@ -60124,6 +60563,7 @@
/* The next iteration of the do-loop balances the parent page. */ releasePage(pPage); pCur->iPage--; + assert( pCur->iPage>=0 ); } }while( rc==SQLITE_OK );@@ -60600,9 +61040,13 @@ assert( sqlite3_mutex_held(pBt->mutex) );
if( pgno>btreePagecount(pBt) ){ return SQLITE_CORRUPT_BKPT; } - rc = getAndInitPage(pBt, pgno, &pPage, 0); if( rc ) return rc; + if( pPage->bBusy ){ + rc = SQLITE_CORRUPT_BKPT; + goto cleardatabasepage_out; + } + pPage->bBusy = 1; hdr = pPage->hdrOffset; for(i=0; i<pPage->nCell; i++){ pCell = findCell(pPage, i);@@ -60627,6 +61071,7 @@ zeroPage(pPage, pPage->aData[hdr] | PTF_LEAF);
} cleardatabasepage_out: + pPage->bBusy = 0; releasePage(pPage); return rc; }@@ -61134,6 +61579,57 @@ }
} #endif /* SQLITE_OMIT_INTEGRITY_CHECK */ +/* +** An implementation of a min-heap. +** +** aHeap[0] is the number of elements on the heap. aHeap[1] is the +** root element. The daughter nodes of aHeap[N] are aHeap[N*2] +** and aHeap[N*2+1]. +** +** The heap property is this: Every node is less than or equal to both +** of its daughter nodes. A consequence of the heap property is that the +** root node aHeap[1] is always the minimum value currently in the heap. +** +** The btreeHeapInsert() routine inserts an unsigned 32-bit number onto +** the heap, preserving the heap property. The btreeHeapPull() routine +** removes the root element from the heap (the minimum value in the heap) +** and then moves other nodes around as necessary to preserve the heap +** property. +** +** This heap is used for cell overlap and coverage testing. Each u32 +** entry represents the span of a cell or freeblock on a btree page. +** The upper 16 bits are the index of the first byte of a range and the +** lower 16 bits are the index of the last byte of that range. +*/ +static void btreeHeapInsert(u32 *aHeap, u32 x){ + u32 j, i = ++aHeap[0]; + aHeap[i] = x; + while( (j = i/2)>0 && aHeap[j]>aHeap[i] ){ + x = aHeap[j]; + aHeap[j] = aHeap[i]; + aHeap[i] = x; + i = j; + } +} +static int btreeHeapPull(u32 *aHeap, u32 *pOut){ + u32 j, i, x; + if( (x = aHeap[0])==0 ) return 0; + *pOut = aHeap[1]; + aHeap[1] = aHeap[x]; + aHeap[x] = 0xffffffff; + aHeap[0]--; + i = 1; + while( (j = i*2)<=aHeap[0] ){ + if( aHeap[j]>aHeap[j+1] ) j++; + if( aHeap[i]<aHeap[j] ) break; + x = aHeap[i]; + aHeap[i] = aHeap[j]; + aHeap[j] = x; + i = j; + } + return 1; +} + #ifndef SQLITE_OMIT_INTEGRITY_CHECK /* ** Do various sanity checks on a single page of a tree. Return@@ -61166,7 +61662,8 @@ int nCell;
u8 *data; BtShared *pBt; int usableSize; - char *hit = 0; + u32 *heap = 0; + u32 x, prev = 0; i64 nMinKey = 0; i64 nMaxKey = 0; const char *saved_zPfx = pCheck->zPfx;@@ -61311,15 +61808,15 @@ /* Check for complete coverage of the page
*/ data = pPage->aData; hdr = pPage->hdrOffset; - hit = sqlite3PageMalloc( pBt->pageSize ); + heap = (u32*)sqlite3PageMalloc( pBt->pageSize ); pCheck->zPfx = 0; - if( hit==0 ){ + if( heap==0 ){ pCheck->mallocFailed = 1; }else{ int contentOffset = get2byteNotZero(&data[hdr+5]); assert( contentOffset<=usableSize ); /* Enforced by btreeInitPage() */ - memset(hit+contentOffset, 0, usableSize-contentOffset); - memset(hit, 1, contentOffset); + heap[0] = 0; + btreeHeapInsert(heap, contentOffset-1); /* EVIDENCE-OF: R-37002-32774 The two-byte integer at offset 3 gives the ** number of cells on the page. */ nCell = get2byte(&data[hdr+3]);@@ -61331,7 +61828,6 @@ ** integer offsets to the cell contents. */
for(i=0; i<nCell; i++){ int pc = get2byte(&data[cellStart+i*2]); u32 size = 65536; - int j; if( pc<=usableSize-4 ){ size = cellSizePtr(pPage, &data[pc]); }@@ -61340,7 +61836,7 @@ pCheck->zPfx = 0;
checkAppendMsg(pCheck, "Corruption detected in cell %d on page %d",i,iPage); }else{ - for(j=pc+size-1; j>=pc; j--) hit[j]++; + btreeHeapInsert(heap, (pc<<16)|(pc+size-1)); } } /* EVIDENCE-OF: R-20690-50594 The second field of the b-tree page header@@ -61352,7 +61848,7 @@ int size, j;
assert( i<=usableSize-4 ); /* Enforced by btreeInitPage() */ size = get2byte(&data[i+2]); assert( i+size<=usableSize ); /* Enforced by btreeInitPage() */ - for(j=i+size-1; j>=i; j--) hit[j]++; + btreeHeapInsert(heap, (i<<16)|(i+size-1)); /* EVIDENCE-OF: R-58208-19414 The first 2 bytes of a freeblock are a ** big-endian integer which is the offset in the b-tree page of the next ** freeblock in the chain, or zero if the freeblock is the last on the@@ -61364,27 +61860,33 @@ assert( j==0 || j>i+size ); /* Enforced by btreeInitPage() */
assert( j<=usableSize-4 ); /* Enforced by btreeInitPage() */ i = j; } - for(i=cnt=0; i<usableSize; i++){ - if( hit[i]==0 ){ - cnt++; - }else if( hit[i]>1 ){ + cnt = 0; + assert( heap[0]>0 ); + assert( (heap[1]>>16)==0 ); + btreeHeapPull(heap,&prev); + while( btreeHeapPull(heap,&x) ){ + if( (prev&0xffff)+1>(x>>16) ){ checkAppendMsg(pCheck, - "Multiple uses for byte %d of page %d", i, iPage); + "Multiple uses for byte %u of page %d", x>>16, iPage); break; + }else{ + cnt += (x>>16) - (prev&0xffff) - 1; + prev = x; } } + cnt += usableSize - (prev&0xffff) - 1; /* EVIDENCE-OF: R-43263-13491 The total number of bytes in all fragments ** is stored in the fifth field of the b-tree page header. ** EVIDENCE-OF: R-07161-27322 The one-byte integer at offset 7 gives the ** number of fragmented free bytes within the cell content area. */ - if( cnt!=data[hdr+7] ){ + if( heap[0]==0 && cnt!=data[hdr+7] ){ checkAppendMsg(pCheck, "Fragmentation of %d bytes reported as %d on page %d", cnt, data[hdr+7], iPage); } } - sqlite3PageFree(hit); + sqlite3PageFree(heap); releasePage(pPage); end_of_check:@@ -61448,8 +61950,7 @@ return 0;
} i = PENDING_BYTE_PAGE(pBt); if( i<=sCheck.nPage ) setPageReferenced(&sCheck, i); - sqlite3StrAccumInit(&sCheck.errMsg, zErr, sizeof(zErr), SQLITE_MAX_LENGTH); - sCheck.errMsg.useMalloc = 2; + sqlite3StrAccumInit(&sCheck.errMsg, 0, zErr, sizeof(zErr), SQLITE_MAX_LENGTH); /* Check the integrity of the freelist */@@ -61766,14 +62267,23 @@ return rc;
} /* -** set the mask of hint flags for cursor pCsr. Currently the only valid -** values are 0 and BTREE_BULKLOAD. +** set the mask of hint flags for cursor pCsr. */ SQLITE_PRIVATE void sqlite3BtreeCursorHints(BtCursor *pCsr, unsigned int mask){ - assert( mask==BTREE_BULKLOAD || mask==0 ); + assert( mask==BTREE_BULKLOAD || mask==BTREE_SEEK_EQ || mask==0 ); pCsr->hints = mask; } +#ifdef SQLITE_DEBUG +/* +** Return true if the cursor has a hint specified. This routine is +** only used from within assert() statements +*/ +SQLITE_PRIVATE int sqlite3BtreeCursorHasHint(BtCursor *pCsr, unsigned int mask){ + return (pCsr->hints & mask)!=0; +} +#endif + /* ** Return true if the given Btree is read-only. */@@ -61932,7 +62442,7 @@ **
** If an error occurs, NULL is returned and an error code and error message ** stored in database handle pDestDb. */ -SQLITE_API sqlite3_backup *sqlite3_backup_init( +SQLITE_API sqlite3_backup *SQLITE_STDCALL sqlite3_backup_init( sqlite3* pDestDb, /* Database to write to */ const char *zDestDb, /* Name of database within pDestDb */ sqlite3* pSrcDb, /* Database connection to read from */@@ -62035,7 +62545,7 @@ /* Use BtreeGetReserveNoMutex() for the source b-tree, as although it is
** guaranteed that the shared-mutex is held by this thread, handle ** p->pSrc may not actually be the owner. */ int nSrcReserve = sqlite3BtreeGetReserveNoMutex(p->pSrc); - int nDestReserve = sqlite3BtreeGetReserve(p->pDest); + int nDestReserve = sqlite3BtreeGetOptimalReserve(p->pDest); #endif int rc = SQLITE_OK; i64 iOff;@@ -62140,7 +62650,7 @@
/* ** Copy nPage pages from the source b-tree to the destination. */ -SQLITE_API int sqlite3_backup_step(sqlite3_backup *p, int nPage){ +SQLITE_API int SQLITE_STDCALL sqlite3_backup_step(sqlite3_backup *p, int nPage){ int rc; int destMode; /* Destination journal mode */ int pgszSrc = 0; /* Source page size */@@ -62385,7 +62895,7 @@
/* ** Release all resources associated with an sqlite3_backup* handle. */ -SQLITE_API int sqlite3_backup_finish(sqlite3_backup *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_backup_finish(sqlite3_backup *p){ sqlite3_backup **pp; /* Ptr to head of pagers backup list */ sqlite3 *pSrcDb; /* Source database connection */ int rc; /* Value to return */@@ -62437,7 +62947,7 @@ /*
** Return the number of pages still to be backed up as of the most recent ** call to sqlite3_backup_step(). */ -SQLITE_API int sqlite3_backup_remaining(sqlite3_backup *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_backup_remaining(sqlite3_backup *p){ #ifdef SQLITE_ENABLE_API_ARMOR if( p==0 ){ (void)SQLITE_MISUSE_BKPT;@@ -62451,7 +62961,7 @@ /*
** Return the total number of pages in the source database as of the most ** recent call to sqlite3_backup_step(). */ -SQLITE_API int sqlite3_backup_pagecount(sqlite3_backup *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_backup_pagecount(sqlite3_backup *p){ #ifdef SQLITE_ENABLE_API_ARMOR if( p==0 ){ (void)SQLITE_MISUSE_BKPT;@@ -62776,10 +63286,11 @@ }
pMem->z[pMem->n] = 0; pMem->z[pMem->n+1] = 0; pMem->flags |= MEM_Term; + } + pMem->flags &= ~MEM_Ephem; #ifdef SQLITE_DEBUG - pMem->pScopyFrom = 0; + pMem->pScopyFrom = 0; #endif - } return SQLITE_OK; }@@ -63666,7 +64177,7 @@ **
** Otherwise, if the second argument is non-zero, then this function is ** being called indirectly by sqlite3Stat4ProbeSetValue(). If it has not ** already been allocated, allocate the UnpackedRecord structure that -** that function will return to its caller here. Then return a pointer +** that function will return to its caller here. Then return a pointer to ** an sqlite3_value within the UnpackedRecord.a[] array. */ static sqlite3_value *valueNew(sqlite3 *db, struct ValueNewStat4Ctx *p){@@ -63711,6 +64222,113 @@ return sqlite3ValueNew(db);
} /* +** The expression object indicated by the second argument is guaranteed +** to be a scalar SQL function. If +** +** * all function arguments are SQL literals, +** * the SQLITE_FUNC_CONSTANT function flag is set, and +** * the SQLITE_FUNC_NEEDCOLL function flag is not set, +** +** then this routine attempts to invoke the SQL function. Assuming no +** error occurs, output parameter (*ppVal) is set to point to a value +** object containing the result before returning SQLITE_OK. +** +** Affinity aff is applied to the result of the function before returning. +** If the result is a text value, the sqlite3_value object uses encoding +** enc. +** +** If the conditions above are not met, this function returns SQLITE_OK +** and sets (*ppVal) to NULL. Or, if an error occurs, (*ppVal) is set to +** NULL and an SQLite error code returned. +*/ +#ifdef SQLITE_ENABLE_STAT3_OR_STAT4 +static int valueFromFunction( + sqlite3 *db, /* The database connection */ + Expr *p, /* The expression to evaluate */ + u8 enc, /* Encoding to use */ + u8 aff, /* Affinity to use */ + sqlite3_value **ppVal, /* Write the new value here */ + struct ValueNewStat4Ctx *pCtx /* Second argument for valueNew() */ +){ + sqlite3_context ctx; /* Context object for function invocation */ + sqlite3_value **apVal = 0; /* Function arguments */ + int nVal = 0; /* Size of apVal[] array */ + FuncDef *pFunc = 0; /* Function definition */ + sqlite3_value *pVal = 0; /* New value */ + int rc = SQLITE_OK; /* Return code */ + int nName; /* Size of function name in bytes */ + ExprList *pList = 0; /* Function arguments */ + int i; /* Iterator variable */ + + assert( pCtx!=0 ); + assert( (p->flags & EP_TokenOnly)==0 ); + pList = p->x.pList; + if( pList ) nVal = pList->nExpr; + nName = sqlite3Strlen30(p->u.zToken); + pFunc = sqlite3FindFunction(db, p->u.zToken, nName, nVal, enc, 0); + assert( pFunc ); + if( (pFunc->funcFlags & SQLITE_FUNC_CONSTANT)==0 + || (pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL) + ){ + return SQLITE_OK; + } + + if( pList ){ + apVal = (sqlite3_value**)sqlite3DbMallocZero(db, sizeof(apVal[0]) * nVal); + if( apVal==0 ){ + rc = SQLITE_NOMEM; + goto value_from_function_out; + } + for(i=0; i<nVal; i++){ + rc = sqlite3ValueFromExpr(db, pList->a[i].pExpr, enc, aff, &apVal[i]); + if( apVal[i]==0 || rc!=SQLITE_OK ) goto value_from_function_out; + } + } + + pVal = valueNew(db, pCtx); + if( pVal==0 ){ + rc = SQLITE_NOMEM; + goto value_from_function_out; + } + + assert( pCtx->pParse->rc==SQLITE_OK ); + memset(&ctx, 0, sizeof(ctx)); + ctx.pOut = pVal; + ctx.pFunc = pFunc; + pFunc->xFunc(&ctx, nVal, apVal); + if( ctx.isError ){ + rc = ctx.isError; + sqlite3ErrorMsg(pCtx->pParse, "%s", sqlite3_value_text(pVal)); + }else{ + sqlite3ValueApplyAffinity(pVal, aff, SQLITE_UTF8); + assert( rc==SQLITE_OK ); + rc = sqlite3VdbeChangeEncoding(pVal, enc); + if( rc==SQLITE_OK && sqlite3VdbeMemTooBig(pVal) ){ + rc = SQLITE_TOOBIG; + pCtx->pParse->nErr++; + } + } + pCtx->pParse->rc = rc; + + value_from_function_out: + if( rc!=SQLITE_OK ){ + pVal = 0; + } + if( apVal ){ + for(i=0; i<nVal; i++){ + sqlite3ValueFree(apVal[i]); + } + sqlite3DbFree(db, apVal); + } + + *ppVal = pVal; + return rc; +} +#else +# define valueFromFunction(a,b,c,d,e,f) SQLITE_OK +#endif /* defined(SQLITE_ENABLE_STAT3_OR_STAT4) */ + +/* ** Extract a value from the supplied expression in the manner described ** above sqlite3ValueFromExpr(). Allocate the sqlite3_value object ** using valueNew().@@ -63741,6 +64359,12 @@ return SQLITE_OK;
} while( (op = pExpr->op)==TK_UPLUS ) pExpr = pExpr->pLeft; if( NEVER(op==TK_REGISTER) ) op = pExpr->op2; + + /* Compressed expressions only appear when parsing the DEFAULT clause + ** on a table column definition, and hence only when pCtx==0. This + ** check ensures that an EP_TokenOnly expression is never passed down + ** into valueFromFunction(). */ + assert( (pExpr->flags & EP_TokenOnly)==0 || pCtx==0 ); if( op==TK_CAST ){ u8 aff = sqlite3AffinityType(pExpr->u.zToken,0);@@ -63818,6 +64442,12 @@ 0, SQLITE_DYNAMIC);
} #endif +#ifdef SQLITE_ENABLE_STAT3_OR_STAT4 + else if( op==TK_FUNCTION && pCtx!=0 ){ + rc = valueFromFunction(db, pExpr, enc, affinity, &pVal, pCtx); + } +#endif + *ppVal = pVal; return rc;@@ -64104,7 +64734,7 @@ int nCol = pRec->pKeyInfo->nField+pRec->pKeyInfo->nXField;
Mem *aMem = pRec->aMem; sqlite3 *db = aMem[0].db; for(i=0; i<nCol; i++){ - if( aMem[i].szMalloc ) sqlite3DbFree(db, aMem[i].zMalloc); + sqlite3VdbeMemRelease(&aMem[i]); } sqlite3KeyInfoUnref(pRec->pKeyInfo); sqlite3DbFree(db, pRec);@@ -64207,7 +64837,7 @@
/* ** Return the SQL associated with a prepared statement */ -SQLITE_API const char *sqlite3_sql(sqlite3_stmt *pStmt){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_sql(sqlite3_stmt *pStmt){ Vdbe *p = (Vdbe *)pStmt; return (p && p->isPrepareV2) ? p->zSql : 0; }@@ -65270,7 +65900,7 @@ }
#ifndef SQLITE_OMIT_VIRTUALTABLE case P4_VTAB: { sqlite3_vtab *pVtab = pOp->p4.pVtab->pVtab; - sqlite3_snprintf(nTemp, zTemp, "vtab:%p:%p", pVtab, pVtab->pModule); + sqlite3_snprintf(nTemp, zTemp, "vtab:%p", pVtab); break; } #endif@@ -65934,20 +66564,37 @@ #ifndef SQLITE_OMIT_VIRTUALTABLE
else if( pCx->pVtabCursor ){ sqlite3_vtab_cursor *pVtabCursor = pCx->pVtabCursor; const sqlite3_module *pModule = pVtabCursor->pVtab->pModule; - p->inVtabMethod = 1; + assert( pVtabCursor->pVtab->nRef>0 ); + pVtabCursor->pVtab->nRef--; pModule->xClose(pVtabCursor); - p->inVtabMethod = 0; } #endif } /* +** Close all cursors in the current frame. +*/ +static void closeCursorsInFrame(Vdbe *p){ + if( p->apCsr ){ + int i; + for(i=0; i<p->nCursor; i++){ + VdbeCursor *pC = p->apCsr[i]; + if( pC ){ + sqlite3VdbeFreeCursor(p, pC); + p->apCsr[i] = 0; + } + } + } +} + +/* ** Copy the values stored in the VdbeFrame structure to its Vdbe. This ** is used, for example, when a trigger sub-program is halted to restore ** control to the main program. */ SQLITE_PRIVATE int sqlite3VdbeFrameRestore(VdbeFrame *pFrame){ Vdbe *v = pFrame->v; + closeCursorsInFrame(v); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS v->anExec = pFrame->anExec; #endif@@ -65982,17 +66629,7 @@ p->pFrame = 0;
p->nFrame = 0; } assert( p->nFrame==0 ); - - if( p->apCsr ){ - int i; - for(i=0; i<p->nCursor; i++){ - VdbeCursor *pC = p->apCsr[i]; - if( pC ){ - sqlite3VdbeFreeCursor(p, pC); - p->apCsr[i] = 0; - } - } - } + closeCursorsInFrame(p); if( p->aMem ){ releaseMemArray(&p->aMem[1], p->nMem); }@@ -66295,7 +66932,7 @@ /* Delete the master journal file. This commits the transaction. After
** doing this the directory is synced again before any individual ** transaction files are deleted. */ - rc = sqlite3OsDelete(pVfs, zMaster, 1); + rc = sqlite3OsDelete(pVfs, zMaster, needSync); sqlite3DbFree(db, zMaster); zMaster = 0; if( rc ){@@ -67525,7 +68162,8 @@ const unsigned char *aKey = (const unsigned char*)pKey;
if( CORRUPT_DB ) return; idx = getVarint32(aKey, szHdr); - assert( szHdr<=nKey ); + assert( nKey>=0 ); + assert( szHdr<=(u32)nKey ); while( idx<szHdr ){ idx += getVarint32(aKey+idx, notUsed); nField++;@@ -67736,7 +68374,7 @@ ** SQLITE_CORRUPT and return 0. If an OOM error is encountered,
** pPKey2->errCode is set to SQLITE_NOMEM and, if it is not NULL, the ** malloc-failed flag set on database handle (pPKey2->pKeyInfo->db). */ -static int vdbeRecordCompareWithSkip( +SQLITE_PRIVATE int sqlite3VdbeRecordCompareWithSkip( int nKey1, const void *pKey1, /* Left key */ UnpackedRecord *pPKey2, /* Right key */ int bSkip /* If true, skip the first field */@@ -67922,7 +68560,7 @@ SQLITE_PRIVATE int sqlite3VdbeRecordCompare(
int nKey1, const void *pKey1, /* Left key */ UnpackedRecord *pPKey2 /* Right key */ ){ - return vdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 0); + return sqlite3VdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 0); }@@ -68010,7 +68648,7 @@ res = pPKey2->r2;
}else if( pPKey2->nField>1 ){ /* The first fields of the two keys are equal. Compare the trailing ** fields. */ - res = vdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 1); + res = sqlite3VdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 1); }else{ /* The first fields of the two keys are equal and there are no trailing ** fields. Return pPKey2->default_rc in this case. */@@ -68058,7 +68696,7 @@ if( res==0 ){
res = nStr - pPKey2->aMem[0].n; if( res==0 ){ if( pPKey2->nField>1 ){ - res = vdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 1); + res = sqlite3VdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 1); }else{ res = pPKey2->default_rc; }@@ -68362,7 +69000,7 @@ ** that sqlite3_prepare() generates. For example, if new functions or
** collating sequences are registered or if an authorizer function is ** added or changed. */ -SQLITE_API int sqlite3_expired(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_expired(sqlite3_stmt *pStmt){ Vdbe *p = (Vdbe*)pStmt; return p==0 || p->expired; }@@ -68399,7 +69037,7 @@ **
** This routine sets the error code and string returned by ** sqlite3_errcode(), sqlite3_errmsg() and sqlite3_errmsg16(). */ -SQLITE_API int sqlite3_finalize(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_finalize(sqlite3_stmt *pStmt){ int rc; if( pStmt==0 ){ /* IMPLEMENTATION-OF: R-57228-12904 Invoking sqlite3_finalize() on a NULL@@ -68425,7 +69063,7 @@ **
** This routine sets the error code and string returned by ** sqlite3_errcode(), sqlite3_errmsg() and sqlite3_errmsg16(). */ -SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_reset(sqlite3_stmt *pStmt){ int rc; if( pStmt==0 ){ rc = SQLITE_OK;@@ -68444,7 +69082,7 @@
/* ** Set all the parameters in the compiled SQL statement to NULL. */ -SQLITE_API int sqlite3_clear_bindings(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_clear_bindings(sqlite3_stmt *pStmt){ int i; int rc = SQLITE_OK; Vdbe *p = (Vdbe*)pStmt;@@ -68468,7 +69106,7 @@ /**************************** sqlite3_value_ *******************************
** The following routines extract information from a Mem or sqlite3_value ** structure. */ -SQLITE_API const void *sqlite3_value_blob(sqlite3_value *pVal){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_blob(sqlite3_value *pVal){ Mem *p = (Mem*)pVal; if( p->flags & (MEM_Blob|MEM_Str) ){ sqlite3VdbeMemExpandBlob(p);@@ -68478,36 +69116,40 @@ }else{
return sqlite3_value_text(pVal); } } -SQLITE_API int sqlite3_value_bytes(sqlite3_value *pVal){ +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes(sqlite3_value *pVal){ return sqlite3ValueBytes(pVal, SQLITE_UTF8); } -SQLITE_API int sqlite3_value_bytes16(sqlite3_value *pVal){ +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes16(sqlite3_value *pVal){ return sqlite3ValueBytes(pVal, SQLITE_UTF16NATIVE); } -SQLITE_API double sqlite3_value_double(sqlite3_value *pVal){ +SQLITE_API double SQLITE_STDCALL sqlite3_value_double(sqlite3_value *pVal){ return sqlite3VdbeRealValue((Mem*)pVal); } -SQLITE_API int sqlite3_value_int(sqlite3_value *pVal){ +SQLITE_API int SQLITE_STDCALL sqlite3_value_int(sqlite3_value *pVal){ return (int)sqlite3VdbeIntValue((Mem*)pVal); } -SQLITE_API sqlite_int64 sqlite3_value_int64(sqlite3_value *pVal){ +SQLITE_API sqlite_int64 SQLITE_STDCALL sqlite3_value_int64(sqlite3_value *pVal){ return sqlite3VdbeIntValue((Mem*)pVal); } -SQLITE_API const unsigned char *sqlite3_value_text(sqlite3_value *pVal){ +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_value_text(sqlite3_value *pVal){ return (const unsigned char *)sqlite3ValueText(pVal, SQLITE_UTF8); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_value_text16(sqlite3_value* pVal){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16(sqlite3_value* pVal){ return sqlite3ValueText(pVal, SQLITE_UTF16NATIVE); } -SQLITE_API const void *sqlite3_value_text16be(sqlite3_value *pVal){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16be(sqlite3_value *pVal){ return sqlite3ValueText(pVal, SQLITE_UTF16BE); } -SQLITE_API const void *sqlite3_value_text16le(sqlite3_value *pVal){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16le(sqlite3_value *pVal){ return sqlite3ValueText(pVal, SQLITE_UTF16LE); } #endif /* SQLITE_OMIT_UTF16 */ -SQLITE_API int sqlite3_value_type(sqlite3_value* pVal){ +/* EVIDENCE-OF: R-12793-43283 Every value in SQLite has one of five +** fundamental datatypes: 64-bit signed integer 64-bit IEEE floating +** point number string BLOB NULL +*/ +SQLITE_API int SQLITE_STDCALL sqlite3_value_type(sqlite3_value* pVal){ static const u8 aType[] = { SQLITE_BLOB, /* 0x00 */ SQLITE_NULL, /* 0x01 */@@ -68583,7 +69225,7 @@ }
if( pCtx ) sqlite3_result_error_toobig(pCtx); return SQLITE_TOOBIG; } -SQLITE_API void sqlite3_result_blob( +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob( sqlite3_context *pCtx, const void *z, int n,@@ -68593,7 +69235,7 @@ assert( n>=0 );
assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); setResultStrOrError(pCtx, z, n, 0, xDel); } -SQLITE_API void sqlite3_result_blob64( +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob64( sqlite3_context *pCtx, const void *z, sqlite3_uint64 n,@@ -68607,37 +69249,37 @@ }else{
setResultStrOrError(pCtx, z, (int)n, 0, xDel); } } -SQLITE_API void sqlite3_result_double(sqlite3_context *pCtx, double rVal){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_double(sqlite3_context *pCtx, double rVal){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetDouble(pCtx->pOut, rVal); } -SQLITE_API void sqlite3_result_error(sqlite3_context *pCtx, const char *z, int n){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_error(sqlite3_context *pCtx, const char *z, int n){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); pCtx->isError = SQLITE_ERROR; pCtx->fErrorOrAux = 1; sqlite3VdbeMemSetStr(pCtx->pOut, z, n, SQLITE_UTF8, SQLITE_TRANSIENT); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API void sqlite3_result_error16(sqlite3_context *pCtx, const void *z, int n){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_error16(sqlite3_context *pCtx, const void *z, int n){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); pCtx->isError = SQLITE_ERROR; pCtx->fErrorOrAux = 1; sqlite3VdbeMemSetStr(pCtx->pOut, z, n, SQLITE_UTF16NATIVE, SQLITE_TRANSIENT); } #endif -SQLITE_API void sqlite3_result_int(sqlite3_context *pCtx, int iVal){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_int(sqlite3_context *pCtx, int iVal){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetInt64(pCtx->pOut, (i64)iVal); } -SQLITE_API void sqlite3_result_int64(sqlite3_context *pCtx, i64 iVal){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_int64(sqlite3_context *pCtx, i64 iVal){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetInt64(pCtx->pOut, iVal); } -SQLITE_API void sqlite3_result_null(sqlite3_context *pCtx){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_null(sqlite3_context *pCtx){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetNull(pCtx->pOut); } -SQLITE_API void sqlite3_result_text( +SQLITE_API void SQLITE_STDCALL sqlite3_result_text( sqlite3_context *pCtx, const char *z, int n,@@ -68646,7 +69288,7 @@ ){
assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); setResultStrOrError(pCtx, z, n, SQLITE_UTF8, xDel); } -SQLITE_API void sqlite3_result_text64( +SQLITE_API void SQLITE_STDCALL sqlite3_result_text64( sqlite3_context *pCtx, const char *z, sqlite3_uint64 n,@@ -68663,7 +69305,7 @@ setResultStrOrError(pCtx, z, (int)n, enc, xDel);
} } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API void sqlite3_result_text16( +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16( sqlite3_context *pCtx, const void *z, int n,@@ -68672,7 +69314,7 @@ ){
assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); setResultStrOrError(pCtx, z, n, SQLITE_UTF16NATIVE, xDel); } -SQLITE_API void sqlite3_result_text16be( +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16be( sqlite3_context *pCtx, const void *z, int n,@@ -68681,7 +69323,7 @@ ){
assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); setResultStrOrError(pCtx, z, n, SQLITE_UTF16BE, xDel); } -SQLITE_API void sqlite3_result_text16le( +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16le( sqlite3_context *pCtx, const void *z, int n,@@ -68691,17 +69333,20 @@ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) );
setResultStrOrError(pCtx, z, n, SQLITE_UTF16LE, xDel); } #endif /* SQLITE_OMIT_UTF16 */ -SQLITE_API void sqlite3_result_value(sqlite3_context *pCtx, sqlite3_value *pValue){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_value(sqlite3_context *pCtx, sqlite3_value *pValue){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemCopy(pCtx->pOut, pValue); } -SQLITE_API void sqlite3_result_zeroblob(sqlite3_context *pCtx, int n){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_zeroblob(sqlite3_context *pCtx, int n){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetZeroBlob(pCtx->pOut, n); } -SQLITE_API void sqlite3_result_error_code(sqlite3_context *pCtx, int errCode){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_code(sqlite3_context *pCtx, int errCode){ pCtx->isError = errCode; pCtx->fErrorOrAux = 1; +#ifdef SQLITE_DEBUG + if( pCtx->pVdbe ) pCtx->pVdbe->rcApp = errCode; +#endif if( pCtx->pOut->flags & MEM_Null ){ sqlite3VdbeMemSetStr(pCtx->pOut, sqlite3ErrStr(errCode), -1, SQLITE_UTF8, SQLITE_STATIC);@@ -68709,7 +69354,7 @@ }
} /* Force an SQLITE_TOOBIG error. */ -SQLITE_API void sqlite3_result_error_toobig(sqlite3_context *pCtx){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_toobig(sqlite3_context *pCtx){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); pCtx->isError = SQLITE_TOOBIG; pCtx->fErrorOrAux = 1;@@ -68718,7 +69363,7 @@ SQLITE_UTF8, SQLITE_STATIC);
} /* An SQLITE_NOMEM error. */ -SQLITE_API void sqlite3_result_error_nomem(sqlite3_context *pCtx){ +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_nomem(sqlite3_context *pCtx){ assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); sqlite3VdbeMemSetNull(pCtx->pOut); pCtx->isError = SQLITE_NOMEM;@@ -68782,7 +69427,7 @@ ** previous sqlite3_step() returned something other than a SQLITE_LOCKED
** or SQLITE_BUSY error. */ #ifdef SQLITE_OMIT_AUTORESET - if( p->rc==SQLITE_BUSY || p->rc==SQLITE_LOCKED ){ + if( (rc = p->rc&0xff)==SQLITE_BUSY || rc==SQLITE_LOCKED ){ sqlite3_reset((sqlite3_stmt*)p); }else{ return SQLITE_MISUSE_BKPT;@@ -68828,6 +69473,9 @@ if( p->readOnly==0 ) db->nVdbeWrite++;
if( p->bIsReader ) db->nVdbeRead++; p->pc = 0; } +#ifdef SQLITE_DEBUG + p->rcApp = SQLITE_OK; +#endif #ifndef SQLITE_OMIT_EXPLAIN if( p->explain ){ rc = sqlite3VdbeList(p);@@ -68872,7 +69520,7 @@ */
assert( rc==SQLITE_ROW || rc==SQLITE_DONE || rc==SQLITE_ERROR || rc==SQLITE_BUSY || rc==SQLITE_MISUSE ); - assert( p->rc!=SQLITE_ROW && p->rc!=SQLITE_DONE ); + assert( (p->rc!=SQLITE_ROW && p->rc!=SQLITE_DONE) || p->rc==p->rcApp ); if( p->isPrepareV2 && rc!=SQLITE_ROW && rc!=SQLITE_DONE ){ /* If this statement was prepared using sqlite3_prepare_v2(), and an ** error has occurred, then return the error code in p->rc to the@@ -68888,7 +69536,7 @@ ** This is the top-level implementation of sqlite3_step(). Call
** sqlite3Step() to do most of the work. If a schema error occurs, ** call sqlite3Reprepare() and try again. */ -SQLITE_API int sqlite3_step(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_step(sqlite3_stmt *pStmt){ int rc = SQLITE_OK; /* Result from sqlite3Step() */ int rc2 = SQLITE_OK; /* Result from sqlite3Reprepare() */ Vdbe *v = (Vdbe*)pStmt; /* the prepared statement */@@ -68939,7 +69587,7 @@ /*
** Extract the user data from a sqlite3_context structure and return a ** pointer to it. */ -SQLITE_API void *sqlite3_user_data(sqlite3_context *p){ +SQLITE_API void *SQLITE_STDCALL sqlite3_user_data(sqlite3_context *p){ assert( p && p->pFunc ); return p->pFunc->pUserData; }@@ -68954,22 +69602,32 @@ ** parameter) of the sqlite3_create_function() and
** sqlite3_create_function16() routines that originally registered the ** application defined function. */ -SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context *p){ +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_context_db_handle(sqlite3_context *p){ assert( p && p->pFunc ); return p->pOut->db; } /* -** Return the current time for a statement +** Return the current time for a statement. If the current time +** is requested more than once within the same run of a single prepared +** statement, the exact same time is returned for each invocation regardless +** of the amount of time that elapses between invocations. In other words, +** the time returned is always the time of the first call. */ SQLITE_PRIVATE sqlite3_int64 sqlite3StmtCurrentTime(sqlite3_context *p){ - Vdbe *v = p->pVdbe; int rc; - if( v->iCurrentTime==0 ){ - rc = sqlite3OsCurrentTimeInt64(p->pOut->db->pVfs, &v->iCurrentTime); - if( rc ) v->iCurrentTime = 0; +#ifndef SQLITE_ENABLE_STAT3_OR_STAT4 + sqlite3_int64 *piTime = &p->pVdbe->iCurrentTime; + assert( p->pVdbe!=0 ); +#else + sqlite3_int64 iTime = 0; + sqlite3_int64 *piTime = p->pVdbe!=0 ? &p->pVdbe->iCurrentTime : &iTime; +#endif + if( *piTime==0 ){ + rc = sqlite3OsCurrentTimeInt64(p->pOut->db->pVfs, piTime); + if( rc ) *piTime = 0; } - return v->iCurrentTime; + return *piTime; } /*@@ -69020,7 +69678,7 @@ ** Allocate or return the aggregate context for a user function. A new
** context is allocated on the first call. Subsequent calls return the ** same context that was returned on prior calls. */ -SQLITE_API void *sqlite3_aggregate_context(sqlite3_context *p, int nByte){ +SQLITE_API void *SQLITE_STDCALL sqlite3_aggregate_context(sqlite3_context *p, int nByte){ assert( p && p->pFunc && p->pFunc->xStep ); assert( sqlite3_mutex_held(p->pOut->db->mutex) ); testcase( nByte<0 );@@ -69035,10 +69693,15 @@ /*
** Return the auxiliary data pointer, if any, for the iArg'th argument to ** the user-function defined by pCtx. */ -SQLITE_API void *sqlite3_get_auxdata(sqlite3_context *pCtx, int iArg){ +SQLITE_API void *SQLITE_STDCALL sqlite3_get_auxdata(sqlite3_context *pCtx, int iArg){ AuxData *pAuxData; assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); +#if SQLITE_ENABLE_STAT3_OR_STAT4 + if( pCtx->pVdbe==0 ) return 0; +#else + assert( pCtx->pVdbe!=0 ); +#endif for(pAuxData=pCtx->pVdbe->pAuxData; pAuxData; pAuxData=pAuxData->pNext){ if( pAuxData->iOp==pCtx->iOp && pAuxData->iArg==iArg ) break; }@@ -69051,7 +69714,7 @@ ** Set the auxiliary data pointer and delete function, for the iArg'th
** argument to the user-function defined by pCtx. Any previous value is ** deleted by calling the delete function specified when it was set. */ -SQLITE_API void sqlite3_set_auxdata( +SQLITE_API void SQLITE_STDCALL sqlite3_set_auxdata( sqlite3_context *pCtx, int iArg, void *pAux,@@ -69062,6 +69725,11 @@ Vdbe *pVdbe = pCtx->pVdbe;
assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) ); if( iArg<0 ) goto failed; +#ifdef SQLITE_ENABLE_STAT3_OR_STAT4 + if( pVdbe==0 ) goto failed; +#else + assert( pVdbe!=0 ); +#endif for(pAuxData=pVdbe->pAuxData; pAuxData; pAuxData=pAuxData->pNext){ if( pAuxData->iOp==pCtx->iOp && pAuxData->iArg==iArg ) break;@@ -69101,7 +69769,7 @@ ** provide only to avoid breaking legacy code. New aggregate function
** implementations should keep their own counts within their aggregate ** context. */ -SQLITE_API int sqlite3_aggregate_count(sqlite3_context *p){ +SQLITE_API int SQLITE_STDCALL sqlite3_aggregate_count(sqlite3_context *p){ assert( p && p->pMem && p->pFunc && p->pFunc->xStep ); return p->pMem->n; }@@ -69110,7 +69778,7 @@
/* ** Return the number of columns in the result set for the statement pStmt. */ -SQLITE_API int sqlite3_column_count(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_column_count(sqlite3_stmt *pStmt){ Vdbe *pVm = (Vdbe *)pStmt; return pVm ? pVm->nResColumn : 0; }@@ -69119,7 +69787,7 @@ /*
** Return the number of values available from the current row of the ** currently executing statement pStmt. */ -SQLITE_API int sqlite3_data_count(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_data_count(sqlite3_stmt *pStmt){ Vdbe *pVm = (Vdbe *)pStmt; if( pVm==0 || pVm->pResultSet==0 ) return 0; return pVm->nResColumn;@@ -69221,7 +69889,7 @@ /**************************** sqlite3_column_ *******************************
** The following routines are used to access elements of the current row ** in the result set. */ -SQLITE_API const void *sqlite3_column_blob(sqlite3_stmt *pStmt, int i){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_blob(sqlite3_stmt *pStmt, int i){ const void *val; val = sqlite3_value_blob( columnMem(pStmt,i) ); /* Even though there is no encoding conversion, value_blob() might@@ -69231,37 +69899,37 @@ */
columnMallocFailure(pStmt); return val; } -SQLITE_API int sqlite3_column_bytes(sqlite3_stmt *pStmt, int i){ +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes(sqlite3_stmt *pStmt, int i){ int val = sqlite3_value_bytes( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API int sqlite3_column_bytes16(sqlite3_stmt *pStmt, int i){ +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes16(sqlite3_stmt *pStmt, int i){ int val = sqlite3_value_bytes16( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API double sqlite3_column_double(sqlite3_stmt *pStmt, int i){ +SQLITE_API double SQLITE_STDCALL sqlite3_column_double(sqlite3_stmt *pStmt, int i){ double val = sqlite3_value_double( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API int sqlite3_column_int(sqlite3_stmt *pStmt, int i){ +SQLITE_API int SQLITE_STDCALL sqlite3_column_int(sqlite3_stmt *pStmt, int i){ int val = sqlite3_value_int( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API sqlite_int64 sqlite3_column_int64(sqlite3_stmt *pStmt, int i){ +SQLITE_API sqlite_int64 SQLITE_STDCALL sqlite3_column_int64(sqlite3_stmt *pStmt, int i){ sqlite_int64 val = sqlite3_value_int64( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API const unsigned char *sqlite3_column_text(sqlite3_stmt *pStmt, int i){ +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_column_text(sqlite3_stmt *pStmt, int i){ const unsigned char *val = sqlite3_value_text( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } -SQLITE_API sqlite3_value *sqlite3_column_value(sqlite3_stmt *pStmt, int i){ +SQLITE_API sqlite3_value *SQLITE_STDCALL sqlite3_column_value(sqlite3_stmt *pStmt, int i){ Mem *pOut = columnMem(pStmt, i); if( pOut->flags&MEM_Static ){ pOut->flags &= ~MEM_Static;@@ -69271,13 +69939,13 @@ columnMallocFailure(pStmt);
return (sqlite3_value *)pOut; } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_text16(sqlite3_stmt *pStmt, int i){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_text16(sqlite3_stmt *pStmt, int i){ const void *val = sqlite3_value_text16( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return val; } #endif /* SQLITE_OMIT_UTF16 */ -SQLITE_API int sqlite3_column_type(sqlite3_stmt *pStmt, int i){ +SQLITE_API int SQLITE_STDCALL sqlite3_column_type(sqlite3_stmt *pStmt, int i){ int iType = sqlite3_value_type( columnMem(pStmt,i) ); columnMallocFailure(pStmt); return iType;@@ -69341,12 +70009,12 @@ /*
** Return the name of the Nth column of the result set returned by SQL ** statement pStmt. */ -SQLITE_API const char *sqlite3_column_name(sqlite3_stmt *pStmt, int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_name(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, COLNAME_NAME); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_name16(sqlite3_stmt *pStmt, int N){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_name16(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, COLNAME_NAME); }@@ -69366,12 +70034,12 @@ /*
** Return the column declaration type (if applicable) of the 'i'th column ** of the result set of SQL statement pStmt. */ -SQLITE_API const char *sqlite3_column_decltype(sqlite3_stmt *pStmt, int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_decltype(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, COLNAME_DECLTYPE); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_decltype16(sqlite3_stmt *pStmt, int N){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_decltype16(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, COLNAME_DECLTYPE); }@@ -69384,12 +70052,12 @@ ** Return the name of the database from which a result column derives.
** NULL is returned if the result column is an expression or constant or ** anything else which is not an unambiguous reference to a database column. */ -SQLITE_API const char *sqlite3_column_database_name(sqlite3_stmt *pStmt, int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_database_name(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, COLNAME_DATABASE); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_database_name16(sqlite3_stmt *pStmt, int N){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_database_name16(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, COLNAME_DATABASE); }@@ -69400,12 +70068,12 @@ ** Return the name of the table from which a result column derives.
** NULL is returned if the result column is an expression or constant or ** anything else which is not an unambiguous reference to a database column. */ -SQLITE_API const char *sqlite3_column_table_name(sqlite3_stmt *pStmt, int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_table_name(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, COLNAME_TABLE); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_table_name16(sqlite3_stmt *pStmt, int N){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_table_name16(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, COLNAME_TABLE); }@@ -69416,12 +70084,12 @@ ** Return the name of the table column from which a result column derives.
** NULL is returned if the result column is an expression or constant or ** anything else which is not an unambiguous reference to a database column. */ -SQLITE_API const char *sqlite3_column_origin_name(sqlite3_stmt *pStmt, int N){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_origin_name(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text, COLNAME_COLUMN); } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API const void *sqlite3_column_origin_name16(sqlite3_stmt *pStmt, int N){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_origin_name16(sqlite3_stmt *pStmt, int N){ return columnName( pStmt, N, (const void*(*)(Mem*))sqlite3_value_text16, COLNAME_COLUMN); }@@ -69522,7 +70190,7 @@
/* ** Bind a blob value to an SQL statement variable. */ -SQLITE_API int sqlite3_bind_blob( +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob( sqlite3_stmt *pStmt, int i, const void *zData,@@ -69531,7 +70199,7 @@ void (*xDel)(void*)
){ return bindText(pStmt, i, zData, nData, xDel, 0); } -SQLITE_API int sqlite3_bind_blob64( +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob64( sqlite3_stmt *pStmt, int i, const void *zData,@@ -69545,7 +70213,7 @@ }else{
return bindText(pStmt, i, zData, (int)nData, xDel, 0); } } -SQLITE_API int sqlite3_bind_double(sqlite3_stmt *pStmt, int i, double rValue){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_double(sqlite3_stmt *pStmt, int i, double rValue){ int rc; Vdbe *p = (Vdbe *)pStmt; rc = vdbeUnbind(p, i);@@ -69555,10 +70223,10 @@ sqlite3_mutex_leave(p->db->mutex);
} return rc; } -SQLITE_API int sqlite3_bind_int(sqlite3_stmt *p, int i, int iValue){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int(sqlite3_stmt *p, int i, int iValue){ return sqlite3_bind_int64(p, i, (i64)iValue); } -SQLITE_API int sqlite3_bind_int64(sqlite3_stmt *pStmt, int i, sqlite_int64 iValue){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int64(sqlite3_stmt *pStmt, int i, sqlite_int64 iValue){ int rc; Vdbe *p = (Vdbe *)pStmt; rc = vdbeUnbind(p, i);@@ -69568,7 +70236,7 @@ sqlite3_mutex_leave(p->db->mutex);
} return rc; } -SQLITE_API int sqlite3_bind_null(sqlite3_stmt *pStmt, int i){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_null(sqlite3_stmt *pStmt, int i){ int rc; Vdbe *p = (Vdbe*)pStmt; rc = vdbeUnbind(p, i);@@ -69577,7 +70245,7 @@ sqlite3_mutex_leave(p->db->mutex);
} return rc; } -SQLITE_API int sqlite3_bind_text( +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text( sqlite3_stmt *pStmt, int i, const char *zData,@@ -69586,7 +70254,7 @@ void (*xDel)(void*)
){ return bindText(pStmt, i, zData, nData, xDel, SQLITE_UTF8); } -SQLITE_API int sqlite3_bind_text64( +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text64( sqlite3_stmt *pStmt, int i, const char *zData,@@ -69603,7 +70271,7 @@ return bindText(pStmt, i, zData, (int)nData, xDel, enc);
} } #ifndef SQLITE_OMIT_UTF16 -SQLITE_API int sqlite3_bind_text16( +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text16( sqlite3_stmt *pStmt, int i, const void *zData,@@ -69613,7 +70281,7 @@ ){
return bindText(pStmt, i, zData, nData, xDel, SQLITE_UTF16NATIVE); } #endif /* SQLITE_OMIT_UTF16 */ -SQLITE_API int sqlite3_bind_value(sqlite3_stmt *pStmt, int i, const sqlite3_value *pValue){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_value(sqlite3_stmt *pStmt, int i, const sqlite3_value *pValue){ int rc; switch( sqlite3_value_type((sqlite3_value*)pValue) ){ case SQLITE_INTEGER: {@@ -69644,7 +70312,7 @@ }
} return rc; } -SQLITE_API int sqlite3_bind_zeroblob(sqlite3_stmt *pStmt, int i, int n){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_zeroblob(sqlite3_stmt *pStmt, int i, int n){ int rc; Vdbe *p = (Vdbe *)pStmt; rc = vdbeUnbind(p, i);@@ -69659,7 +70327,7 @@ /*
** Return the number of wildcards that can be potentially bound to. ** This routine is added to support DBD::SQLite. */ -SQLITE_API int sqlite3_bind_parameter_count(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_count(sqlite3_stmt *pStmt){ Vdbe *p = (Vdbe*)pStmt; return p ? p->nVar : 0; }@@ -69670,7 +70338,7 @@ ** is out of range or if the wildcard is unnamed.
** ** The result is always UTF-8. */ -SQLITE_API const char *sqlite3_bind_parameter_name(sqlite3_stmt *pStmt, int i){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_bind_parameter_name(sqlite3_stmt *pStmt, int i){ Vdbe *p = (Vdbe*)pStmt; if( p==0 || i<1 || i>p->nzVar ){ return 0;@@ -69698,7 +70366,7 @@ }
} return 0; } -SQLITE_API int sqlite3_bind_parameter_index(sqlite3_stmt *pStmt, const char *zName){ +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_index(sqlite3_stmt *pStmt, const char *zName){ return sqlite3VdbeParameterIndex((Vdbe*)pStmt, zName, sqlite3Strlen30(zName)); }@@ -69732,7 +70400,7 @@ ** If the two statements contain a different number of bindings, then
** an SQLITE_ERROR is returned. Nothing else can go wrong, so otherwise ** SQLITE_OK is returned. */ -SQLITE_API int sqlite3_transfer_bindings(sqlite3_stmt *pFromStmt, sqlite3_stmt *pToStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_transfer_bindings(sqlite3_stmt *pFromStmt, sqlite3_stmt *pToStmt){ Vdbe *pFrom = (Vdbe*)pFromStmt; Vdbe *pTo = (Vdbe*)pToStmt; if( pFrom->nVar!=pTo->nVar ){@@ -69754,7 +70422,7 @@ ** in the argument belongs. This is the same database handle that was
** the first argument to the sqlite3_prepare() that was used to create ** the statement in the first place. */ -SQLITE_API sqlite3 *sqlite3_db_handle(sqlite3_stmt *pStmt){ +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_db_handle(sqlite3_stmt *pStmt){ return pStmt ? ((Vdbe*)pStmt)->db : 0; }@@ -69762,14 +70430,14 @@ /*
** Return true if the prepared statement is guaranteed to not modify the ** database. */ -SQLITE_API int sqlite3_stmt_readonly(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_readonly(sqlite3_stmt *pStmt){ return pStmt ? ((Vdbe*)pStmt)->readOnly : 1; } /* ** Return true if the prepared statement is in need of being reset. */ -SQLITE_API int sqlite3_stmt_busy(sqlite3_stmt *pStmt){ +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_busy(sqlite3_stmt *pStmt){ Vdbe *v = (Vdbe*)pStmt; return v!=0 && v->pc>=0 && v->magic==VDBE_MAGIC_RUN; }@@ -69780,7 +70448,7 @@ ** with database connection pDb. If pStmt is NULL, return the first
** prepared statement for the database connection. Return NULL if there ** are no more. */ -SQLITE_API sqlite3_stmt *sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt){ +SQLITE_API sqlite3_stmt *SQLITE_STDCALL sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt){ sqlite3_stmt *pNext; #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(pDb) ){@@ -69801,7 +70469,7 @@
/* ** Return the value of a status counter for a prepared statement */ -SQLITE_API int sqlite3_stmt_status(sqlite3_stmt *pStmt, int op, int resetFlag){ +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_status(sqlite3_stmt *pStmt, int op, int resetFlag){ Vdbe *pVdbe = (Vdbe*)pStmt; u32 v; #ifdef SQLITE_ENABLE_API_ARMOR@@ -69819,7 +70487,7 @@ #ifdef SQLITE_ENABLE_STMT_SCANSTATUS
/* ** Return status data for a single loop within query pStmt. */ -SQLITE_API int sqlite3_stmt_scanstatus( +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_scanstatus( sqlite3_stmt *pStmt, /* Prepared statement being queried */ int idx, /* Index of loop to report on */ int iScanStatusOp, /* Which metric to return */@@ -69878,7 +70546,7 @@
/* ** Zero all counters associated with the sqlite3_stmt_scanstatus() data. */ -SQLITE_API void sqlite3_stmt_scanstatus_reset(sqlite3_stmt *pStmt){ +SQLITE_API void SQLITE_STDCALL sqlite3_stmt_scanstatus_reset(sqlite3_stmt *pStmt){ Vdbe *p = (Vdbe*)pStmt; memset(p->anExec, 0, p->nOp * sizeof(i64)); }@@ -69970,9 +70638,8 @@ StrAccum out; /* Accumulate the output here */
char zBase[100]; /* Initial working space */ db = p->db; - sqlite3StrAccumInit(&out, zBase, sizeof(zBase), + sqlite3StrAccumInit(&out, db, zBase, sizeof(zBase), db->aLimit[SQLITE_LIMIT_LENGTH]); - out.db = db; if( db->nVdbeExec>1 ){ while( *zRawSql ){ const char *zStart = zRawSql;@@ -69981,6 +70648,8 @@ sqlite3StrAccumAppend(&out, "-- ", 3);
assert( (zRawSql - zStart) > 0 ); sqlite3StrAccumAppend(&out, zStart, (int)(zRawSql-zStart)); } + }else if( p->nVar==0 ){ + sqlite3StrAccumAppend(&out, zRawSql, sqlite3Strlen30(zRawSql)); }else{ while( zRawSql[0] ){ n = findNextHostParameter(zRawSql, &nToken);@@ -69997,10 +70666,12 @@ }else{
idx = nextIndex; } }else{ - assert( zRawSql[0]==':' || zRawSql[0]=='$' || zRawSql[0]=='@' ); + assert( zRawSql[0]==':' || zRawSql[0]=='$' || + zRawSql[0]=='@' || zRawSql[0]=='#' ); testcase( zRawSql[0]==':' ); testcase( zRawSql[0]=='$' ); testcase( zRawSql[0]=='@' ); + testcase( zRawSql[0]=='#' ); idx = sqlite3VdbeParameterIndex(p, zRawSql, nToken); assert( idx>0 ); }@@ -70377,7 +71048,7 @@ ** into a numeric representation. Use either INTEGER or REAL whichever
** is appropriate. But only do the conversion if it is possible without ** loss of information and return the revised type of the argument. */ -SQLITE_API int sqlite3_value_numeric_type(sqlite3_value *pVal){ +SQLITE_API int SQLITE_STDCALL sqlite3_value_numeric_type(sqlite3_value *pVal){ int eType = sqlite3_value_type(pVal); if( eType==SQLITE_TEXT ){ Mem *pMem = (Mem*)pVal;@@ -70674,6 +71345,21 @@ assert( n==(db->nSavepoint + db->isTransactionSavepoint) );
return 1; } #endif + +/* +** Return the register of pOp->p2 after first preparing it to be +** overwritten with an integer value. +*/ +static Mem *out2Prerelease(Vdbe *p, VdbeOp *pOp){ + Mem *pOut; + assert( pOp->p2>0 ); + assert( pOp->p2<=(p->nMem-p->nCursor) ); + pOut = &p->aMem[pOp->p2]; + memAboutToChange(p, pOut); + if( VdbeMemDynamic(pOut) ) sqlite3VdbeMemSetNull(pOut); + pOut->flags = MEM_Int; + return pOut; +} /*@@ -70683,9 +71369,11 @@ */
SQLITE_PRIVATE int sqlite3VdbeExec( Vdbe *p /* The VDBE */ ){ - int pc=0; /* The program counter */ Op *aOp = p->aOp; /* Copy of p->aOp */ - Op *pOp; /* Current operation */ + Op *pOp = aOp; /* Current operation */ +#if defined(SQLITE_DEBUG) || defined(VDBE_PROFILE) + Op *pOrigOp; /* Value of pOp at the top of the loop */ +#endif int rc = SQLITE_OK; /* Value to return */ sqlite3 *db = p->db; /* The database */ u8 resetSchemaOnFault = 0; /* Reset schema after an error if positive */@@ -70761,23 +71449,22 @@ if( p->db->flags & SQLITE_VdbeTrace ) printf("VDBE Trace:\n");
} sqlite3EndBenignMalloc(); #endif - for(pc=p->pc; rc==SQLITE_OK; pc++){ - assert( pc>=0 && pc<p->nOp ); + for(pOp=&aOp[p->pc]; rc==SQLITE_OK; pOp++){ + assert( pOp>=aOp && pOp<&aOp[p->nOp]); if( db->mallocFailed ) goto no_mem; #ifdef VDBE_PROFILE start = sqlite3Hwtime(); #endif nVmStep++; - pOp = &aOp[pc]; #ifdef SQLITE_ENABLE_STMT_SCANSTATUS - if( p->anExec ) p->anExec[pc]++; + if( p->anExec ) p->anExec[(int)(pOp-aOp)]++; #endif /* Only allow tracing if SQLITE_DEBUG is defined. */ #ifdef SQLITE_DEBUG if( db->flags & SQLITE_VdbeTrace ){ - sqlite3VdbePrintOp(stdout, pc, pOp); + sqlite3VdbePrintOp(stdout, (int)(pOp - aOp), pOp); } #endif@@ -70794,23 +71481,9 @@ }
} #endif - /* On any opcode with the "out2-prerelease" tag, free any - ** external allocations out of mem[p2] and set mem[p2] to be - ** an undefined integer. Opcodes will either fill in the integer - ** value or convert mem[p2] to a different type. - */ - assert( pOp->opflags==sqlite3OpcodeProperty[pOp->opcode] ); - if( pOp->opflags & OPFLG_OUT2_PRERELEASE ){ - assert( pOp->p2>0 ); - assert( pOp->p2<=(p->nMem-p->nCursor) ); - pOut = &aMem[pOp->p2]; - memAboutToChange(p, pOut); - if( VdbeMemDynamic(pOut) ) sqlite3VdbeMemSetNull(pOut); - pOut->flags = MEM_Int; - } - /* Sanity checking on other operands */ #ifdef SQLITE_DEBUG + assert( pOp->opflags==sqlite3OpcodeProperty[pOp->opcode] ); if( (pOp->opflags & OPFLG_IN1)!=0 ){ assert( pOp->p1>0 ); assert( pOp->p1<=(p->nMem-p->nCursor) );@@ -70843,6 +71516,9 @@ assert( pOp->p3<=(p->nMem-p->nCursor) );
memAboutToChange(p, &aMem[pOp->p3]); } #endif +#if defined(SQLITE_DEBUG) || defined(VDBE_PROFILE) + pOrigOp = pOp; +#endif switch( pOp->opcode ){@@ -70866,7 +71542,7 @@ ** that comment is used to determine the particular value of the opcode.
** ** Other keywords in the comment that follows each case are used to ** construct the OPFLG_INITIALIZER value that initializes opcodeProperty[]. -** Keywords include: in1, in2, in3, out2_prerelease, out2, out3. See +** Keywords include: in1, in2, in3, out2, out3. See ** the mkopcodeh.awk script for additional information. ** ** Documentation about VDBE opcodes is generated by scanning this file@@ -70894,7 +71570,8 @@ ** that this Goto is the bottom of a loop and that the lines from P2 down
** to the current line should be indented for EXPLAIN output. */ case OP_Goto: { /* jump */ - pc = pOp->p2 - 1; +jump_to_p2_and_check_for_interrupt: + pOp = &aOp[pOp->p2 - 1]; /* Opcodes that are used as the bottom of a loop (OP_Next, OP_Prev, ** OP_VNext, OP_RowSetNext, or OP_SorterNext) all jump here upon@@ -70939,9 +71616,13 @@ pIn1 = &aMem[pOp->p1];
assert( VdbeMemDynamic(pIn1)==0 ); memAboutToChange(p, pIn1); pIn1->flags = MEM_Int; - pIn1->u.i = pc; + pIn1->u.i = (int)(pOp-aOp); REGISTER_TRACE(pOp->p1, pIn1); - pc = pOp->p2 - 1; + + /* Most jump operations do a goto to this spot in order to update + ** the pOp pointer. */ +jump_to_p2: + pOp = &aOp[pOp->p2 - 1]; break; }@@ -70953,7 +71634,7 @@ */
case OP_Return: { /* in1 */ pIn1 = &aMem[pOp->p1]; assert( pIn1->flags==MEM_Int ); - pc = (int)pIn1->u.i; + pOp = &aOp[pIn1->u.i]; pIn1->flags = MEM_Undefined; break; }@@ -70977,7 +71658,7 @@ pOut = &aMem[pOp->p1];
assert( !VdbeMemDynamic(pOut) ); pOut->u.i = pOp->p3 - 1; pOut->flags = MEM_Int; - if( pOp->p2 ) pc = pOp->p2 - 1; + if( pOp->p2 ) goto jump_to_p2; break; }@@ -70997,7 +71678,7 @@ assert( pIn1->u.i>=0 && pIn1->u.i<p->nOp );
pCaller = &aOp[pIn1->u.i]; assert( pCaller->opcode==OP_Yield ); assert( pCaller->p2>=0 && pCaller->p2<p->nOp ); - pc = pCaller->p2 - 1; + pOp = &aOp[pCaller->p2 - 1]; pIn1->flags = MEM_Undefined; break; }@@ -71021,9 +71702,9 @@ pIn1 = &aMem[pOp->p1];
assert( VdbeMemDynamic(pIn1)==0 ); pIn1->flags = MEM_Int; pcDest = (int)pIn1->u.i; - pIn1->u.i = pc; + pIn1->u.i = (int)(pOp - aOp); REGISTER_TRACE(pOp->p1, pIn1); - pc = pcDest; + pOp = &aOp[pcDest]; break; }@@ -71074,30 +71755,34 @@ */
case OP_Halt: { const char *zType; const char *zLogFmt; + VdbeFrame *pFrame; + int pcx; + pcx = (int)(pOp - aOp); if( pOp->p1==SQLITE_OK && p->pFrame ){ /* Halt the sub-program. Return control to the parent frame. */ - VdbeFrame *pFrame = p->pFrame; + pFrame = p->pFrame; p->pFrame = pFrame->pParent; p->nFrame--; sqlite3VdbeSetChanges(db, p->nChange); - pc = sqlite3VdbeFrameRestore(pFrame); + pcx = sqlite3VdbeFrameRestore(pFrame); lastRowid = db->lastRowid; if( pOp->p2==OE_Ignore ){ - /* Instruction pc is the OP_Program that invoked the sub-program + /* Instruction pcx is the OP_Program that invoked the sub-program ** currently being halted. If the p2 instruction of this OP_Halt ** instruction is set to OE_Ignore, then the sub-program is throwing ** an IGNORE exception. In this case jump to the address specified ** as the p2 of the calling OP_Program. */ - pc = p->aOp[pc].p2-1; + pcx = p->aOp[pcx].p2-1; } aOp = p->aOp; aMem = p->aMem; + pOp = &aOp[pcx]; break; } p->rc = pOp->p1; p->errorAction = (u8)pOp->p2; - p->pc = pc; + p->pc = pcx; if( p->rc ){ if( pOp->p5 ){ static const char * const azType[] = { "NOT NULL", "UNIQUE", "CHECK",@@ -71121,7 +71806,7 @@ sqlite3SetString(&p->zErrMsg, db, "%s", pOp->p4.z);
}else{ sqlite3SetString(&p->zErrMsg, db, "%s constraint failed", zType); } - sqlite3_log(pOp->p1, zLogFmt, pc, p->zSql, p->zErrMsg); + sqlite3_log(pOp->p1, zLogFmt, pcx, p->zSql, p->zErrMsg); } rc = sqlite3VdbeHalt(p); assert( rc==SQLITE_BUSY || rc==SQLITE_OK || rc==SQLITE_ERROR );@@ -71140,7 +71825,8 @@ ** Synopsis: r[P2]=P1
** ** The 32-bit integer value P1 is written into register P2. */ -case OP_Integer: { /* out2-prerelease */ +case OP_Integer: { /* out2 */ + pOut = out2Prerelease(p, pOp); pOut->u.i = pOp->p1; break; }@@ -71151,7 +71837,8 @@ **
** P4 is a pointer to a 64-bit integer value. ** Write that value into register P2. */ -case OP_Int64: { /* out2-prerelease */ +case OP_Int64: { /* out2 */ + pOut = out2Prerelease(p, pOp); assert( pOp->p4.pI64!=0 ); pOut->u.i = *pOp->p4.pI64; break;@@ -71164,7 +71851,8 @@ **
** P4 is a pointer to a 64-bit floating point value. ** Write that value into register P2. */ -case OP_Real: { /* same as TK_FLOAT, out2-prerelease */ +case OP_Real: { /* same as TK_FLOAT, out2 */ + pOut = out2Prerelease(p, pOp); pOut->flags = MEM_Real; assert( !sqlite3IsNaN(*pOp->p4.pReal) ); pOut->u.r = *pOp->p4.pReal;@@ -71176,12 +71864,13 @@ /* Opcode: String8 * P2 * P4 *
** Synopsis: r[P2]='P4' ** ** P4 points to a nul terminated UTF-8 string. This opcode is transformed -** into a String before it is executed for the first time. During +** into a String opcode before it is executed for the first time. During ** this transformation, the length of string P4 is computed and stored ** as the P1 parameter. */ -case OP_String8: { /* same as TK_STRING, out2-prerelease */ +case OP_String8: { /* same as TK_STRING, out2 */ assert( pOp->p4.z!=0 ); + pOut = out2Prerelease(p, pOp); pOp->opcode = OP_String; pOp->p1 = sqlite3Strlen30(pOp->p4.z);@@ -71208,18 +71897,31 @@ }
/* Fall through to the next case, OP_String */ } -/* Opcode: String P1 P2 * P4 * +/* Opcode: String P1 P2 P3 P4 P5 ** Synopsis: r[P2]='P4' (len=P1) ** ** The string value P4 of length P1 (bytes) is stored in register P2. +** +** If P5!=0 and the content of register P3 is greater than zero, then +** the datatype of the register P2 is converted to BLOB. The content is +** the same sequence of bytes, it is merely interpreted as a BLOB instead +** of a string, as if it had been CAST. */ -case OP_String: { /* out2-prerelease */ +case OP_String: { /* out2 */ assert( pOp->p4.z!=0 ); + pOut = out2Prerelease(p, pOp); pOut->flags = MEM_Str|MEM_Static|MEM_Term; pOut->z = pOp->p4.z; pOut->n = pOp->p1; pOut->enc = encoding; UPDATE_MAX_BLOBSIZE(pOut); + if( pOp->p5 ){ + assert( pOp->p3>0 ); + assert( pOp->p3<=(p->nMem-p->nCursor) ); + pIn3 = &aMem[pOp->p3]; + assert( pIn3->flags & MEM_Int ); + if( pIn3->u.i ) pOut->flags = MEM_Blob|MEM_Static|MEM_Term; + } break; }@@ -71235,9 +71937,10 @@ ** If the P1 value is non-zero, then also set the MEM_Cleared flag so that
** NULL values will not compare equal even if SQLITE_NULLEQ is set on ** OP_Ne or OP_Eq. */ -case OP_Null: { /* out2-prerelease */ +case OP_Null: { /* out2 */ int cnt; u16 nullFlag; + pOut = out2Prerelease(p, pOp); cnt = pOp->p3-pOp->p2; assert( pOp->p3<=(p->nMem-p->nCursor) ); pOut->flags = nullFlag = pOp->p1 ? (MEM_Null|MEM_Cleared) : MEM_Null;@@ -71272,8 +71975,9 @@ **
** P4 points to a blob of data P1 bytes long. Store this ** blob in register P2. */ -case OP_Blob: { /* out2-prerelease */ +case OP_Blob: { /* out2 */ assert( pOp->p1 <= SQLITE_MAX_LENGTH ); + pOut = out2Prerelease(p, pOp); sqlite3VdbeMemSetStr(pOut, pOp->p4.z, pOp->p1, 0, 0); pOut->enc = encoding; UPDATE_MAX_BLOBSIZE(pOut);@@ -71288,7 +71992,7 @@ **
** If the parameter is named, then its name appears in P4. ** The P4 value is used by sqlite3_bind_parameter_name(). */ -case OP_Variable: { /* out2-prerelease */ +case OP_Variable: { /* out2 */ Mem *pVar; /* Value being transferred */ assert( pOp->p1>0 && pOp->p1<=p->nVar );@@ -71297,6 +72001,7 @@ pVar = &p->aVar[pOp->p1 - 1];
if( sqlite3VdbeMemTooBig(pVar) ){ goto too_big; } + pOut = out2Prerelease(p, pOp); sqlite3VdbeMemShallowCopy(pOut, pVar, MEM_Static); UPDATE_MAX_BLOBSIZE(pOut); break;@@ -71331,10 +72036,11 @@ assert( memIsValid(pIn1) );
memAboutToChange(p, pOut); sqlite3VdbeMemMove(pOut, pIn1); #ifdef SQLITE_DEBUG - if( pOut->pScopyFrom>=&aMem[p1] && pOut->pScopyFrom<&aMem[p1+pOp->p3] ){ - pOut->pScopyFrom += p1 - pOp->p2; + if( pOut->pScopyFrom>=&aMem[p1] && pOut->pScopyFrom<pOut ){ + pOut->pScopyFrom += pOp->p2 - p1; } #endif + Deephemeralize(pOut); REGISTER_TRACE(p2++, pOut); pIn1++; pOut++;@@ -71473,7 +72179,7 @@ if( db->mallocFailed ) goto no_mem;
/* Return SQLITE_ROW */ - p->pc = pc + 1; + p->pc = (int)(pOp - aOp) + 1; rc = SQLITE_ROW; goto vdbe_return; }@@ -71666,7 +72372,7 @@ ** maximum. The P1 register is initialized to 0 by this instruction.
** ** The interface used by the implementation of the aforementioned functions ** to retrieve the collation sequence set by this opcode is not available -** publicly, only to user functions defined in func.c. +** publicly. Only built-in functions have access to this feature. */ case OP_CollSeq: { assert( pOp->p4type==P4_COLLSEQ );@@ -71719,7 +72425,7 @@ }
assert( pOp->p4type==P4_FUNCDEF ); ctx.pFunc = pOp->p4.pFunc; - ctx.iOp = pc; + ctx.iOp = (int)(pOp - aOp); ctx.pVdbe = p; MemSetTypeFlag(ctx.pOut, MEM_Null); ctx.fErrorOrAux = 0;@@ -71733,7 +72439,7 @@ if( ctx.isError ){
sqlite3SetString(&p->zErrMsg, db, "%s", sqlite3_value_text(ctx.pOut)); rc = ctx.isError; } - sqlite3VdbeDeleteAuxData(p, pc, pOp->p1); + sqlite3VdbeDeleteAuxData(p, (int)(pOp - aOp), pOp->p1); } /* Copy the result of the function into register P3 */@@ -71862,8 +72568,7 @@ if( pOp->p2==0 ){
rc = SQLITE_MISMATCH; goto abort_due_to_error; }else{ - pc = pOp->p2 - 1; - break; + goto jump_to_p2; } } }@@ -72049,7 +72754,7 @@ REGISTER_TRACE(pOp->p2, pOut);
}else{ VdbeBranchTaken(2,3); if( pOp->p5 & SQLITE_JUMPIFNULL ){ - pc = pOp->p2-1; + goto jump_to_p2; } } break;@@ -72069,11 +72774,15 @@ if( (pIn1->flags & MEM_Str)==0 && (pIn1->flags & (MEM_Int|MEM_Real))!=0 ){
testcase( pIn1->flags & MEM_Int ); testcase( pIn1->flags & MEM_Real ); sqlite3VdbeMemStringify(pIn1, encoding, 1); + testcase( (flags1&MEM_Dyn) != (pIn1->flags&MEM_Dyn) ); + flags1 = (pIn1->flags & ~MEM_TypeMask) | (flags1 & MEM_TypeMask); } if( (pIn3->flags & MEM_Str)==0 && (pIn3->flags & (MEM_Int|MEM_Real))!=0 ){ testcase( pIn3->flags & MEM_Int ); testcase( pIn3->flags & MEM_Real ); sqlite3VdbeMemStringify(pIn3, encoding, 1); + testcase( (flags3&MEM_Dyn) != (pIn3->flags&MEM_Dyn) ); + flags3 = (pIn3->flags & ~MEM_TypeMask) | (flags3 & MEM_TypeMask); } } assert( pOp->p4type==P4_COLLSEQ || pOp->p4.pColl==0 );@@ -72097,6 +72806,12 @@ case OP_Gt: res = res>0; break;
default: res = res>=0; break; } + /* Undo any changes made by applyAffinity() to the input registers. */ + assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) ); + pIn1->flags = flags1; + assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) ); + pIn3->flags = flags3; + if( pOp->p5 & SQLITE_STOREP2 ){ pOut = &aMem[pOp->p2]; memAboutToChange(p, pOut);@@ -72106,12 +72821,9 @@ REGISTER_TRACE(pOp->p2, pOut);
}else{ VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3); if( res ){ - pc = pOp->p2-1; + goto jump_to_p2; } } - /* Undo any changes made by applyAffinity() to the input registers. */ - pIn1->flags = flags1; - pIn3->flags = flags3; break; }@@ -72206,11 +72918,11 @@ ** equal to, or greater than the P2 vector, respectively.
*/ case OP_Jump: { /* jump */ if( iCompare<0 ){ - pc = pOp->p1 - 1; VdbeBranchTaken(0,3); + VdbeBranchTaken(0,3); pOp = &aOp[pOp->p1 - 1]; }else if( iCompare==0 ){ - pc = pOp->p2 - 1; VdbeBranchTaken(1,3); + VdbeBranchTaken(1,3); pOp = &aOp[pOp->p2 - 1]; }else{ - pc = pOp->p3 - 1; VdbeBranchTaken(2,3); + VdbeBranchTaken(2,3); pOp = &aOp[pOp->p3 - 1]; } break; }@@ -72320,7 +73032,7 @@ case OP_Once: { /* jump */
assert( pOp->p1<p->nOnceFlag ); VdbeBranchTaken(p->aOnceFlag[pOp->p1]!=0, 2); if( p->aOnceFlag[pOp->p1] ){ - pc = pOp->p2-1; + goto jump_to_p2; }else{ p->aOnceFlag[pOp->p1] = 1; }@@ -72355,7 +73067,7 @@ if( pOp->opcode==OP_IfNot ) c = !c;
} VdbeBranchTaken(c!=0, 2); if( c ){ - pc = pOp->p2-1; + goto jump_to_p2; } break; }@@ -72369,7 +73081,7 @@ case OP_IsNull: { /* same as TK_ISNULL, jump, in1 */
pIn1 = &aMem[pOp->p1]; VdbeBranchTaken( (pIn1->flags & MEM_Null)!=0, 2); if( (pIn1->flags & MEM_Null)!=0 ){ - pc = pOp->p2 - 1; + goto jump_to_p2; } break; }@@ -72383,7 +73095,7 @@ case OP_NotNull: { /* same as TK_NOTNULL, jump, in1 */
pIn1 = &aMem[pOp->p1]; VdbeBranchTaken( (pIn1->flags & MEM_Null)==0, 2); if( (pIn1->flags & MEM_Null)==0 ){ - pc = pOp->p2 - 1; + goto jump_to_p2; } break; }@@ -72597,7 +73309,7 @@ goto op_column_error;
} } - /* If after trying to extra new entries from the header, nHdrParsed is + /* If after trying to extract new entries from the header, nHdrParsed is ** still not up to p2, that means that the record has fewer than p2 ** columns. So the result will be either the default value or a NULL. */@@ -72721,7 +73433,7 @@ Mem *pRec; /* The new record */
u64 nData; /* Number of bytes of data space */ int nHdr; /* Number of bytes of header space */ i64 nByte; /* Data space required for this record */ - int nZero; /* Number of zero bytes at the end of the record */ + i64 nZero; /* Number of zero bytes at the end of the record */ int nVarint; /* Number of bytes in a varint */ u32 serial_type; /* Type field */ Mem *pData0; /* First field to be combined into the record */@@ -72813,7 +73525,7 @@ nHdr += nVarint;
if( nVarint<sqlite3VarintLen(nHdr) ) nHdr++; } nByte = nHdr+nData; - if( nByte>db->aLimit[SQLITE_LIMIT_LENGTH] ){ + if( nByte+nZero>db->aLimit[SQLITE_LIMIT_LENGTH] ){ goto too_big; }@@ -72864,7 +73576,7 @@ ** Store the number of entries (an integer value) in the table or index
** opened by cursor P1 in register P2 */ #ifndef SQLITE_OMIT_BTREECOUNT -case OP_Count: { /* out2-prerelease */ +case OP_Count: { /* out2 */ i64 nEntry; BtCursor *pCrsr;@@ -72872,6 +73584,7 @@ pCrsr = p->apCsr[pOp->p1]->pCursor;
assert( pCrsr ); nEntry = 0; /* Not needed. Only used to silence a warning. */ rc = sqlite3BtreeCount(pCrsr, &nEntry); + pOut = out2Prerelease(p, pOp); pOut->u.i = nEntry; break; }@@ -72985,7 +73698,7 @@ goto vdbe_return;
} db->autoCommit = 1; if( sqlite3VdbeHalt(p)==SQLITE_BUSY ){ - p->pc = pc; + p->pc = (int)(pOp - aOp); db->autoCommit = 0; p->rc = rc = SQLITE_BUSY; goto vdbe_return;@@ -73044,7 +73757,7 @@ db->nDeferredCons = pSavepoint->nDeferredCons;
db->nDeferredImmCons = pSavepoint->nDeferredImmCons; } - if( !isTransaction ){ + if( !isTransaction || p1==SAVEPOINT_ROLLBACK ){ rc = sqlite3VtabSavepoint(db, p1, iSavepoint); if( rc!=SQLITE_OK ) goto abort_due_to_error; }@@ -73104,7 +73817,7 @@ goto vdbe_return;
}else{ db->autoCommit = (u8)desiredAutoCommit; if( sqlite3VdbeHalt(p)==SQLITE_BUSY ){ - p->pc = pc; + p->pc = (int)(pOp - aOp); db->autoCommit = (u8)(1-desiredAutoCommit); p->rc = rc = SQLITE_BUSY; goto vdbe_return;@@ -73181,7 +73894,7 @@
if( pBt ){ rc = sqlite3BtreeBeginTrans(pBt, pOp->p2); if( rc==SQLITE_BUSY ){ - p->pc = pc; + p->pc = (int)(pOp - aOp); p->rc = rc = SQLITE_BUSY; goto vdbe_return; }@@ -73211,7 +73924,12 @@ p->nStmtDefCons = db->nDeferredCons;
p->nStmtDefImmCons = db->nDeferredImmCons; } - /* Gather the schema version number for checking */ + /* Gather the schema version number for checking: + ** IMPLEMENTATION-OF: R-32195-19465 The schema version is used by SQLite + ** each time a query is executed to ensure that the internal cache of the + ** schema used when compiling the SQL query matches the schema of the + ** database against which the compiled query is actually executed. + */ sqlite3BtreeGetMeta(pBt, BTREE_SCHEMA_VERSION, (u32 *)&iMeta); iGen = db->aDb[pOp->p1].pSchema->iGeneration; }else{@@ -73255,7 +73973,7 @@ ** There must be a read-lock on the database (either a transaction
** must be started or there must be an open cursor) before ** executing this instruction. */ -case OP_ReadCookie: { /* out2-prerelease */ +case OP_ReadCookie: { /* out2 */ int iMeta; int iDb; int iCookie;@@ -73269,6 +73987,7 @@ assert( db->aDb[iDb].pBt!=0 );
assert( DbMaskTest(p->btreeMask, iDb) ); sqlite3BtreeGetMeta(db->aDb[iDb].pBt, iCookie, (u32 *)&iMeta); + pOut = out2Prerelease(p, pOp); pOut->u.i = iMeta; break; }@@ -73379,31 +74098,29 @@ **
** See also OpenRead. */ case OP_ReopenIdx: { + int nField; + KeyInfo *pKeyInfo; + int p2; + int iDb; + int wrFlag; + Btree *pX; VdbeCursor *pCur; + Db *pDb; - assert( pOp->p5==0 ); + assert( pOp->p5==0 || pOp->p5==OPFLAG_SEEKEQ ); assert( pOp->p4type==P4_KEYINFO ); pCur = p->apCsr[pOp->p1]; if( pCur && pCur->pgnoRoot==(u32)pOp->p2 ){ assert( pCur->iDb==pOp->p3 ); /* Guaranteed by the code generator */ - break; + goto open_cursor_set_hints; } /* If the cursor is not currently open or is open on a different ** index, then fall through into OP_OpenRead to force a reopen */ -} case OP_OpenRead: -case OP_OpenWrite: { - int nField; - KeyInfo *pKeyInfo; - int p2; - int iDb; - int wrFlag; - Btree *pX; - VdbeCursor *pCur; - Db *pDb; +case OP_OpenWrite: - assert( (pOp->p5&(OPFLAG_P2ISREG|OPFLAG_BULKCSR))==pOp->p5 ); - assert( pOp->opcode==OP_OpenWrite || pOp->p5==0 ); + assert( (pOp->p5&(OPFLAG_P2ISREG|OPFLAG_BULKCSR|OPFLAG_SEEKEQ))==pOp->p5 ); + assert( pOp->opcode==OP_OpenWrite || pOp->p5==0 || pOp->p5==OPFLAG_SEEKEQ ); assert( p->bIsReader ); assert( pOp->opcode==OP_OpenRead || pOp->opcode==OP_ReopenIdx || p->readOnly==0 );@@ -73466,14 +74183,17 @@ pCur->isOrdered = 1;
pCur->pgnoRoot = p2; rc = sqlite3BtreeCursor(pX, p2, wrFlag, pKeyInfo, pCur->pCursor); pCur->pKeyInfo = pKeyInfo; - assert( OPFLAG_BULKCSR==BTREE_BULKLOAD ); - sqlite3BtreeCursorHints(pCur->pCursor, (pOp->p5 & OPFLAG_BULKCSR)); - /* Set the VdbeCursor.isTable variable. Previous versions of ** SQLite used to check if the root-page flags were sane at this point ** and report database corruption if they were not, but this check has ** since moved into the btree layer. */ pCur->isTable = pOp->p4type!=P4_KEYINFO; + +open_cursor_set_hints: + assert( OPFLAG_BULKCSR==BTREE_BULKLOAD ); + assert( OPFLAG_SEEKEQ==BTREE_SEEK_EQ ); + sqlite3BtreeCursorHints(pCur->pCursor, + (pOp->p5 & (OPFLAG_BULKCSR|OPFLAG_SEEKEQ))); break; }@@ -73589,7 +74309,7 @@ assert( pOp->p1>=0 && pOp->p1<p->nCursor );
pC = p->apCsr[pOp->p1]; assert( pC->pSorter ); if( (pC->seqCount++)==0 ){ - pc = pOp->p2 - 1; + goto jump_to_p2; } break; }@@ -73734,6 +74454,22 @@ pC->nullRow = 0;
#ifdef SQLITE_DEBUG pC->seekOp = pOp->opcode; #endif + + /* For a cursor with the BTREE_SEEK_EQ hint, only the OP_SeekGE and + ** OP_SeekLE opcodes are allowed, and these must be immediately followed + ** by an OP_IdxGT or OP_IdxLT opcode, respectively, with the same key. + */ +#ifdef SQLITE_DEBUG + if( sqlite3BtreeCursorHasHint(pC->pCursor, BTREE_SEEK_EQ) ){ + assert( pOp->opcode==OP_SeekGE || pOp->opcode==OP_SeekLE ); + assert( pOp[1].opcode==OP_IdxLT || pOp[1].opcode==OP_IdxGT ); + assert( pOp[1].p1==pOp[0].p1 ); + assert( pOp[1].p2==pOp[0].p2 ); + assert( pOp[1].p3==pOp[0].p3 ); + assert( pOp[1].p4.i==pOp[0].p4.i ); + } +#endif + if( pC->isTable ){ /* The input value in P3 might be of any type: integer, real, string, ** blob, or NULL. But it needs to be an integer before we can do@@ -73750,7 +74486,7 @@ if( (pIn3->flags & MEM_Int)==0 ){
if( (pIn3->flags & MEM_Real)==0 ){ /* If the P3 value cannot be converted into any kind of a number, ** then the seek is not possible, so jump to P2 */ - pc = pOp->p2 - 1; VdbeBranchTaken(1,2); + VdbeBranchTaken(1,2); goto jump_to_p2; break; }@@ -73841,7 +74577,7 @@ }
assert( pOp->p2>0 ); VdbeBranchTaken(res!=0,2); if( res ){ - pc = pOp->p2 - 1; + goto jump_to_p2; } break; }@@ -73935,6 +74671,7 @@ case OP_NoConflict: /* jump, in3 */
case OP_NotFound: /* jump, in3 */ case OP_Found: { /* jump, in3 */ int alreadyExists; + int takeJump; int ii; VdbeCursor *pC; int res;@@ -73957,7 +74694,7 @@ #endif
pIn3 = &aMem[pOp->p3]; assert( pC->pCursor!=0 ); assert( pC->isTable==0 ); - pFree = 0; /* Not needed. Only used to suppress a compiler warning. */ + pFree = 0; if( pOp->p4.i>0 ){ r.pKeyInfo = pC->pKeyInfo; r.nField = (u16)pOp->p4.i;@@ -73980,21 +74717,20 @@ ExpandBlob(pIn3);
sqlite3VdbeRecordUnpack(pC->pKeyInfo, pIn3->n, pIn3->z, pIdxKey); } pIdxKey->default_rc = 0; + takeJump = 0; if( pOp->opcode==OP_NoConflict ){ /* For the OP_NoConflict opcode, take the jump if any of the ** input fields are NULL, since any key with a NULL will not ** conflict */ for(ii=0; ii<pIdxKey->nField; ii++){ if( pIdxKey->aMem[ii].flags & MEM_Null ){ - pc = pOp->p2 - 1; VdbeBranchTaken(1,2); + takeJump = 1; break; } } } rc = sqlite3BtreeMovetoUnpacked(pC->pCursor, pIdxKey, 0, 0, &res); - if( pOp->p4.i==0 ){ - sqlite3DbFree(db, pFree); - } + sqlite3DbFree(db, pFree); if( rc!=SQLITE_OK ){ break; }@@ -74005,10 +74741,10 @@ pC->deferredMoveto = 0;
pC->cacheStatus = CACHE_STALE; if( pOp->opcode==OP_Found ){ VdbeBranchTaken(alreadyExists!=0,2); - if( alreadyExists ) pc = pOp->p2 - 1; + if( alreadyExists ) goto jump_to_p2; }else{ - VdbeBranchTaken(alreadyExists==0,2); - if( !alreadyExists ) pc = pOp->p2 - 1; + VdbeBranchTaken(takeJump||alreadyExists==0,2); + if( takeJump || !alreadyExists ) goto jump_to_p2; } break; }@@ -74057,10 +74793,8 @@ pC->nullRow = 0;
pC->cacheStatus = CACHE_STALE; pC->deferredMoveto = 0; VdbeBranchTaken(res!=0,2); - if( res!=0 ){ - pc = pOp->p2 - 1; - } pC->seekResult = res; + if( res!=0 ) goto jump_to_p2; break; }@@ -74072,9 +74806,10 @@ ** Write the sequence number into register P2.
** The sequence number on the cursor is incremented after this ** instruction. */ -case OP_Sequence: { /* out2-prerelease */ +case OP_Sequence: { /* out2 */ assert( pOp->p1>=0 && pOp->p1<p->nCursor ); assert( p->apCsr[pOp->p1]!=0 ); + pOut = out2Prerelease(p, pOp); pOut->u.i = p->apCsr[pOp->p1]->seqCount++; break; }@@ -74095,7 +74830,7 @@ ** an SQLITE_FULL error is generated. The P3 register is updated with the '
** generated record number. This P3 mechanism is used to help implement the ** AUTOINCREMENT feature. */ -case OP_NewRowid: { /* out2-prerelease */ +case OP_NewRowid: { /* out2 */ i64 v; /* The new rowid */ VdbeCursor *pC; /* Cursor of table to get the new rowid */ int res; /* Result of an sqlite3BtreeLast() */@@ -74105,6 +74840,7 @@ VdbeFrame *pFrame; /* Root frame of VDBE */
v = 0; res = 0; + pOut = out2Prerelease(p, pOp); assert( pOp->p1>=0 && pOp->p1<p->nCursor ); pC = p->apCsr[pOp->p1]; assert( pC!=0 );@@ -74418,9 +75154,7 @@ nKeyCol = pOp->p4.i;
res = 0; rc = sqlite3VdbeSorterCompare(pC, pIn3, nKeyCol, &res); VdbeBranchTaken(res!=0,2); - if( res ){ - pc = pOp->p2-1; - } + if( res ) goto jump_to_p2; break; };@@ -74549,12 +75283,13 @@ ** P1 can be either an ordinary table or a virtual table. There used to
** be a separate OP_VRowid opcode for use with virtual tables, but this ** one opcode now works for both table types. */ -case OP_Rowid: { /* out2-prerelease */ +case OP_Rowid: { /* out2 */ VdbeCursor *pC; i64 v; sqlite3_vtab *pVtab; const sqlite3_module *pModule; + pOut = out2Prerelease(p, pOp); assert( pOp->p1>=0 && pOp->p1<p->nCursor ); pC = p->apCsr[pOp->p1]; assert( pC!=0 );@@ -74607,7 +75342,7 @@ }
break; } -/* Opcode: Last P1 P2 * * * +/* Opcode: Last P1 P2 P3 * * ** ** The next use of the Rowid or Column or Prev instruction for P1 ** will refer to the last entry in the database table or index.@@ -74634,12 +75369,13 @@ rc = sqlite3BtreeLast(pCrsr, &res);
pC->nullRow = (u8)res; pC->deferredMoveto = 0; pC->cacheStatus = CACHE_STALE; + pC->seekResult = pOp->p3; #ifdef SQLITE_DEBUG pC->seekOp = OP_Last; #endif if( pOp->p2>0 ){ VdbeBranchTaken(res!=0,2); - if( res ) pc = pOp->p2 - 1; + if( res ) goto jump_to_p2; } break; }@@ -74703,9 +75439,7 @@ }
pC->nullRow = (u8)res; assert( pOp->p2>0 && pOp->p2<p->nOp ); VdbeBranchTaken(res!=0,2); - if( res ){ - pc = pOp->p2 - 1; - } + if( res ) goto jump_to_p2; break; }@@ -74816,11 +75550,11 @@ pC->cacheStatus = CACHE_STALE;
VdbeBranchTaken(res==0,2); if( res==0 ){ pC->nullRow = 0; - pc = pOp->p2 - 1; p->aCounter[pOp->p5]++; #ifdef SQLITE_TEST sqlite3_search_count++; #endif + goto jump_to_p2_and_check_for_interrupt; }else{ pC->nullRow = 1; }@@ -74928,11 +75662,12 @@ ** the rowid of the table entry to which this index entry points.
** ** See also: Rowid, MakeRecord. */ -case OP_IdxRowid: { /* out2-prerelease */ +case OP_IdxRowid: { /* out2 */ BtCursor *pCrsr; VdbeCursor *pC; i64 rowid; + pOut = out2Prerelease(p, pOp); assert( pOp->p1>=0 && pOp->p1<p->nCursor ); pC = p->apCsr[pOp->p1]; assert( pC!=0 );@@ -75045,9 +75780,7 @@ assert( pOp->opcode==OP_IdxGE || pOp->opcode==OP_IdxGT );
res++; } VdbeBranchTaken(res>0,2); - if( res>0 ){ - pc = pOp->p2 - 1 ; - } + if( res>0 ) goto jump_to_p2; break; }@@ -75071,32 +75804,18 @@ ** If AUTOVACUUM is disabled then a zero is stored in register P2.
** ** See also: Clear */ -case OP_Destroy: { /* out2-prerelease */ +case OP_Destroy: { /* out2 */ int iMoved; - int iCnt; - Vdbe *pVdbe; int iDb; assert( p->readOnly==0 ); -#ifndef SQLITE_OMIT_VIRTUALTABLE - iCnt = 0; - for(pVdbe=db->pVdbe; pVdbe; pVdbe = pVdbe->pNext){ - if( pVdbe->magic==VDBE_MAGIC_RUN && pVdbe->bIsReader - && pVdbe->inVtabMethod<2 && pVdbe->pc>=0 - ){ - iCnt++; - } - } -#else - iCnt = db->nVdbeRead; -#endif + pOut = out2Prerelease(p, pOp); pOut->flags = MEM_Null; - if( iCnt>1 ){ + if( db->nVdbeRead > db->nVDestroy+1 ){ rc = SQLITE_LOCKED; p->errorAction = OE_Abort; }else{ iDb = pOp->p3; - assert( iCnt==1 ); assert( DbMaskTest(p->btreeMask, iDb) ); iMoved = 0; /* Not needed. Only to silence a warning. */ rc = sqlite3BtreeDropTable(db->aDb[iDb].pBt, pOp->p1, &iMoved);@@ -75199,12 +75918,13 @@ ** register P2.
** ** See documentation on OP_CreateTable for additional information. */ -case OP_CreateIndex: /* out2-prerelease */ -case OP_CreateTable: { /* out2-prerelease */ +case OP_CreateIndex: /* out2 */ +case OP_CreateTable: { /* out2 */ int pgno; int flags; Db *pDb; + pOut = out2Prerelease(p, pOp); pgno = 0; assert( pOp->p1>=0 && pOp->p1<db->nDb ); assert( DbMaskTest(p->btreeMask, pOp->p1) );@@ -75430,12 +76150,12 @@ || sqlite3RowSetNext(pIn1->u.pRowSet, &val)==0
){ /* The boolean index is empty */ sqlite3VdbeMemSetNull(pIn1); - pc = pOp->p2 - 1; VdbeBranchTaken(1,2); + goto jump_to_p2_and_check_for_interrupt; }else{ /* A value was pulled from the index */ - sqlite3VdbeMemSetInt64(&aMem[pOp->p3], val); VdbeBranchTaken(0,2); + sqlite3VdbeMemSetInt64(&aMem[pOp->p3], val); } goto check_for_interrupt; }@@ -75486,10 +76206,7 @@ assert( iSet==-1 || iSet>=0 );
if( iSet ){ exists = sqlite3RowSetTest(pIn1->u.pRowSet, iSet, pIn3->u.i); VdbeBranchTaken(exists!=0,2); - if( exists ){ - pc = pOp->p2 - 1; - break; - } + if( exists ) goto jump_to_p2; } if( iSet>=0 ){ sqlite3RowSetInsert(pIn1->u.pRowSet, pIn3->u.i);@@ -75578,7 +76295,7 @@
pFrame->v = p; pFrame->nChildMem = nMem; pFrame->nChildCsr = pProgram->nCsr; - pFrame->pc = pc; + pFrame->pc = (int)(pOp - aOp); pFrame->aMem = p->aMem; pFrame->nMem = p->nMem; pFrame->apCsr = p->apCsr;@@ -75601,7 +76318,7 @@ }else{
pFrame = pRt->u.pFrame; assert( pProgram->nMem+pProgram->nCsr==pFrame->nChildMem ); assert( pProgram->nCsr==pFrame->nChildCsr ); - assert( pc==pFrame->pc ); + assert( (int)(pOp - aOp)==pFrame->pc ); } p->nFrame++;@@ -75622,7 +76339,7 @@ p->nOnceFlag = pProgram->nOnce;
#ifdef SQLITE_ENABLE_STMT_SCANSTATUS p->anExec = 0; #endif - pc = -1; + pOp = &aOp[-1]; memset(p->aOnceFlag, 0, p->nOnceFlag); break;@@ -75640,9 +76357,10 @@ ** The address of the cell in the parent frame is determined by adding
** the value of the P1 argument to the value of the P1 argument to the ** calling OP_Program instruction. */ -case OP_Param: { /* out2-prerelease */ +case OP_Param: { /* out2 */ VdbeFrame *pFrame; Mem *pIn; + pOut = out2Prerelease(p, pOp); pFrame = p->pFrame; pIn = &pFrame->aMem[pOp->p1 + pFrame->aOp[pFrame->pc].p1]; sqlite3VdbeMemShallowCopy(pOut, pIn, MEM_Ephem);@@ -75686,10 +76404,10 @@ */
case OP_FkIfZero: { /* jump */ if( pOp->p1 ){ VdbeBranchTaken(db->nDeferredCons==0 && db->nDeferredImmCons==0, 2); - if( db->nDeferredCons==0 && db->nDeferredImmCons==0 ) pc = pOp->p2-1; + if( db->nDeferredCons==0 && db->nDeferredImmCons==0 ) goto jump_to_p2; }else{ VdbeBranchTaken(p->nFkConstraint==0 && db->nDeferredImmCons==0, 2); - if( p->nFkConstraint==0 && db->nDeferredImmCons==0 ) pc = pOp->p2-1; + if( p->nFkConstraint==0 && db->nDeferredImmCons==0 ) goto jump_to_p2; } break; }@@ -75729,18 +76447,18 @@
/* Opcode: IfPos P1 P2 * * * ** Synopsis: if r[P1]>0 goto P2 ** -** If the value of register P1 is 1 or greater, jump to P2. +** Register P1 must contain an integer. +** If the value of register P1 is 1 or greater, jump to P2 and +** add the literal value P3 to register P1. ** -** It is illegal to use this instruction on a register that does -** not contain an integer. An assertion fault will result if you try. +** If the initial value of register P1 is less than 1, then the +** value is unchanged and control passes through to the next instruction. */ case OP_IfPos: { /* jump, in1 */ pIn1 = &aMem[pOp->p1]; assert( pIn1->flags&MEM_Int ); VdbeBranchTaken( pIn1->u.i>0, 2); - if( pIn1->u.i>0 ){ - pc = pOp->p2 - 1; - } + if( pIn1->u.i>0 ) goto jump_to_p2; break; }@@ -75755,26 +76473,56 @@ pIn1 = &aMem[pOp->p1];
assert( pIn1->flags&MEM_Int ); pIn1->u.i += pOp->p3; VdbeBranchTaken(pIn1->u.i<0, 2); - if( pIn1->u.i<0 ){ - pc = pOp->p2 - 1; + if( pIn1->u.i<0 ) goto jump_to_p2; + break; +} + +/* Opcode: IfNotZero P1 P2 P3 * * +** Synopsis: if r[P1]!=0 then r[P1]+=P3, goto P2 +** +** Register P1 must contain an integer. If the content of register P1 is +** initially nonzero, then add P3 to P1 and jump to P2. If register P1 is +** initially zero, leave it unchanged and fall through. +*/ +case OP_IfNotZero: { /* jump, in1 */ + pIn1 = &aMem[pOp->p1]; + assert( pIn1->flags&MEM_Int ); + VdbeBranchTaken(pIn1->u.i<0, 2); + if( pIn1->u.i ){ + pIn1->u.i += pOp->p3; + goto jump_to_p2; } break; } -/* Opcode: IfZero P1 P2 P3 * * -** Synopsis: r[P1]+=P3, if r[P1]==0 goto P2 +/* Opcode: DecrJumpZero P1 P2 * * * +** Synopsis: if (--r[P1])==0 goto P2 ** -** The register P1 must contain an integer. Add literal P3 to the -** value in register P1. If the result is exactly 0, jump to P2. +** Register P1 must hold an integer. Decrement the value in register P1 +** then jump to P2 if the new value is exactly zero. */ -case OP_IfZero: { /* jump, in1 */ +case OP_DecrJumpZero: { /* jump, in1 */ pIn1 = &aMem[pOp->p1]; assert( pIn1->flags&MEM_Int ); - pIn1->u.i += pOp->p3; + pIn1->u.i--; VdbeBranchTaken(pIn1->u.i==0, 2); - if( pIn1->u.i==0 ){ - pc = pOp->p2 - 1; - } + if( pIn1->u.i==0 ) goto jump_to_p2; + break; +} + + +/* Opcode: JumpZeroIncr P1 P2 * * * +** Synopsis: if (r[P1]++)==0 ) goto P2 +** +** The register P1 must contain an integer. If register P1 is initially +** zero, then jump to P2. Increment register P1 regardless of whether or +** not the jump is taken. +*/ +case OP_JumpZeroIncr: { /* jump, in1 */ + pIn1 = &aMem[pOp->p1]; + assert( pIn1->flags&MEM_Int ); + VdbeBranchTaken(pIn1->u.i==0, 2); + if( (pIn1->u.i++)==0 ) goto jump_to_p2; break; }@@ -75816,7 +76564,7 @@ sqlite3VdbeMemInit(&t, db, MEM_Null);
ctx.pOut = &t; ctx.isError = 0; ctx.pVdbe = p; - ctx.iOp = pc; + ctx.iOp = (int)(pOp - aOp); ctx.skipFlag = 0; (ctx.pFunc->xStep)(&ctx, n, apVal); /* IMP: R-24505-23230 */ if( ctx.isError ){@@ -75911,7 +76659,7 @@ ** If changing into or out of WAL mode the procedure is more complicated.
** ** Write a string containing the final journal-mode to register P2. */ -case OP_JournalMode: { /* out2-prerelease */ +case OP_JournalMode: { /* out2 */ Btree *pBt; /* Btree to change journal mode of */ Pager *pPager; /* Pager associated with pBt */ int eNew; /* New journal mode */@@ -75920,6 +76668,7 @@ #ifndef SQLITE_OMIT_WAL
const char *zFilename; /* Name of database file for pPager */ #endif + pOut = out2Prerelease(p, pOp); eNew = pOp->p3; assert( eNew==PAGER_JOURNALMODE_DELETE || eNew==PAGER_JOURNALMODE_TRUNCATE@@ -75995,7 +76744,6 @@ eNew = eOld;
} eNew = sqlite3PagerSetJournalMode(pPager, eNew); - pOut = &aMem[pOp->p2]; pOut->flags = MEM_Str|MEM_Static|MEM_Term; pOut->z = (char *)sqlite3JournalModename(eNew); pOut->n = sqlite3Strlen30(pOut->z);@@ -76036,8 +76784,8 @@ pBt = db->aDb[pOp->p1].pBt;
rc = sqlite3BtreeIncrVacuum(pBt); VdbeBranchTaken(rc==SQLITE_DONE,2); if( rc==SQLITE_DONE ){ - pc = pOp->p2 - 1; rc = SQLITE_OK; + goto jump_to_p2; } break; }@@ -76115,13 +76863,29 @@ }
#endif /* SQLITE_OMIT_VIRTUALTABLE */ #ifndef SQLITE_OMIT_VIRTUALTABLE -/* Opcode: VCreate P1 * * P4 * +/* Opcode: VCreate P1 P2 * * * ** -** P4 is the name of a virtual table in database P1. Call the xCreate method -** for that table. +** P2 is a register that holds the name of a virtual table in database +** P1. Call the xCreate method for that table. */ case OP_VCreate: { - rc = sqlite3VtabCallCreate(db, pOp->p1, pOp->p4.z, &p->zErrMsg); + Mem sMem; /* For storing the record being decoded */ + const char *zTab; /* Name of the virtual table */ + + memset(&sMem, 0, sizeof(sMem)); + sMem.db = db; + /* Because P2 is always a static string, it is impossible for the + ** sqlite3VdbeMemCopy() to fail */ + assert( (aMem[pOp->p2].flags & MEM_Str)!=0 ); + assert( (aMem[pOp->p2].flags & MEM_Static)!=0 ); + rc = sqlite3VdbeMemCopy(&sMem, &aMem[pOp->p2]); + assert( rc==SQLITE_OK ); + zTab = (const char*)sqlite3_value_text(&sMem); + assert( zTab || db->mallocFailed ); + if( zTab ){ + rc = sqlite3VtabCallCreate(db, pOp->p1, zTab, &p->zErrMsg); + } + sqlite3VdbeMemRelease(&sMem); break; } #endif /* SQLITE_OMIT_VIRTUALTABLE */@@ -76133,9 +76897,9 @@ ** P4 is the name of a virtual table in database P1. Call the xDestroy method
** of that table. */ case OP_VDestroy: { - p->inVtabMethod = 2; + db->nVDestroy++; rc = sqlite3VtabCallDestroy(db, pOp->p1, pOp->p4.z); - p->inVtabMethod = 0; + db->nVDestroy--; break; } #endif /* SQLITE_OMIT_VIRTUALTABLE */@@ -76151,14 +76915,17 @@ case OP_VOpen: {
VdbeCursor *pCur; sqlite3_vtab_cursor *pVtabCursor; sqlite3_vtab *pVtab; - sqlite3_module *pModule; + const sqlite3_module *pModule; assert( p->bIsReader ); pCur = 0; pVtabCursor = 0; pVtab = pOp->p4.pVtab->pVtab; - pModule = (sqlite3_module *)pVtab->pModule; - assert(pVtab && pModule); + if( pVtab==0 || NEVER(pVtab->pModule==0) ){ + rc = SQLITE_LOCKED; + break; + } + pModule = pVtab->pModule; rc = pModule->xOpen(pVtab, &pVtabCursor); sqlite3VtabImportErrmsg(p, pVtab); if( SQLITE_OK==rc ){@@ -76169,9 +76936,11 @@ /* Initialize vdbe cursor object */
pCur = allocateCursor(p, pOp->p1, 0, -1, 0); if( pCur ){ pCur->pVtabCursor = pVtabCursor; + pVtab->nRef++; }else{ - db->mallocFailed = 1; + pRet->aColl[i] = pColl; pModule->xClose(pVtabCursor); + goto no_mem; } } break;@@ -76227,27 +76996,19 @@ nArg = (int)pArgc->u.i;
iQuery = (int)pQuery->u.i; /* Invoke the xFilter method */ - { - res = 0; - apArg = p->apArg; - for(i = 0; i<nArg; i++){ - apArg[i] = &pArgc[i+1]; - } - - p->inVtabMethod = 1; - rc = pModule->xFilter(pVtabCursor, iQuery, pOp->p4.z, nArg, apArg); - p->inVtabMethod = 0; - sqlite3VtabImportErrmsg(p, pVtab); - if( rc==SQLITE_OK ){ - res = pModule->xEof(pVtabCursor); - } - VdbeBranchTaken(res!=0,2); - if( res ){ - pc = pOp->p2 - 1; - } + res = 0; + apArg = p->apArg; + for(i = 0; i<nArg; i++){ + apArg[i] = &pArgc[i+1]; + } + rc = pModule->xFilter(pVtabCursor, iQuery, pOp->p4.z, nArg, apArg); + sqlite3VtabImportErrmsg(p, pVtab); + if( rc==SQLITE_OK ){ + res = pModule->xEof(pVtabCursor); } pCur->nullRow = 0; - + VdbeBranchTaken(res!=0,2); + if( res ) goto jump_to_p2; break; } #endif /* SQLITE_OMIT_VIRTUALTABLE */@@ -76326,9 +77087,7 @@ ** xNext(). Instead, if an error occurs, true is returned (indicating that
** data is available) and the error code returned when xColumn or ** some other method is next invoked on the save virtual table cursor. */ - p->inVtabMethod = 1; rc = pModule->xNext(pCur->pVtabCursor); - p->inVtabMethod = 0; sqlite3VtabImportErrmsg(p, pVtab); if( rc==SQLITE_OK ){ res = pModule->xEof(pCur->pVtabCursor);@@ -76336,7 +77095,7 @@ }
VdbeBranchTaken(!res,2); if( !res ){ /* If there is data, jump to P2 */ - pc = pOp->p2 - 1; + goto jump_to_p2_and_check_for_interrupt; } goto check_for_interrupt; }@@ -76403,7 +77162,7 @@ ** apply in the case of a constraint failure on an insert or update.
*/ case OP_VUpdate: { sqlite3_vtab *pVtab; - sqlite3_module *pModule; + const sqlite3_module *pModule; int nArg; int i; sqlite_int64 rowid;@@ -76415,7 +77174,11 @@ || pOp->p5==OE_Abort || pOp->p5==OE_Ignore || pOp->p5==OE_Replace
); assert( p->readOnly==0 ); pVtab = pOp->p4.pVtab->pVtab; - pModule = (sqlite3_module *)pVtab->pModule; + if( pVtab==0 || NEVER(pVtab->pModule==0) ){ + rc = SQLITE_LOCKED; + break; + } + pModule = pVtab->pModule; nArg = pOp->p2; assert( pOp->p4type==P4_VTAB ); if( ALWAYS(pModule->xUpdate) ){@@ -76455,7 +77218,8 @@ /* Opcode: Pagecount P1 P2 * * *
** ** Write the current number of pages in database P1 to memory cell P2. */ -case OP_Pagecount: { /* out2-prerelease */ +case OP_Pagecount: { /* out2 */ + pOut = out2Prerelease(p, pOp); pOut->u.i = sqlite3BtreeLastPage(db->aDb[pOp->p1].pBt); break; }@@ -76471,10 +77235,11 @@ ** do not change the maximum page count value if P3==0.
** ** Store the maximum page count after the change in register P2. */ -case OP_MaxPgcnt: { /* out2-prerelease */ +case OP_MaxPgcnt: { /* out2 */ unsigned int newMax; Btree *pBt; + pOut = out2Prerelease(p, pOp); pBt = db->aDb[pOp->p1].pBt; newMax = 0; if( pOp->p3 ){@@ -76503,9 +77268,6 @@ case OP_Init: { /* jump */
char *zTrace; char *z; - if( pOp->p2 ){ - pc = pOp->p2 - 1; - } #ifndef SQLITE_OMIT_TRACE if( db->xTrace && !p->doingRerun@@ -76533,6 +77295,7 @@ sqlite3DebugPrintf("SQL-trace: %s\n", zTrace);
} #endif /* SQLITE_DEBUG */ #endif /* SQLITE_OMIT_TRACE */ + if( pOp->p2 ) goto jump_to_p2; break; }@@ -76564,8 +77327,8 @@
#ifdef VDBE_PROFILE { u64 endTime = sqlite3Hwtime(); - if( endTime>start ) pOp->cycles += endTime - start; - pOp->cnt++; + if( endTime>start ) pOrigOp->cycles += endTime - start; + pOrigOp->cnt++; } #endif@@ -76575,16 +77338,16 @@ ** On the other hand, it does burn CPU cycles every time through
** the evaluator loop. So we can leave it out when NDEBUG is defined. */ #ifndef NDEBUG - assert( pc>=-1 && pc<p->nOp ); + assert( pOp>=&aOp[-1] && pOp<&aOp[p->nOp-1] ); #ifdef SQLITE_DEBUG if( db->flags & SQLITE_VdbeTrace ){ if( rc!=0 ) printf("rc=%d\n",rc); - if( pOp->opflags & (OPFLG_OUT2_PRERELEASE|OPFLG_OUT2) ){ - registerTrace(pOp->p2, &aMem[pOp->p2]); + if( pOrigOp->opflags & (OPFLG_OUT2) ){ + registerTrace(pOrigOp->p2, &aMem[pOrigOp->p2]); } - if( pOp->opflags & OPFLG_OUT3 ){ - registerTrace(pOp->p3, &aMem[pOp->p3]); + if( pOrigOp->opflags & OPFLG_OUT3 ){ + registerTrace(pOrigOp->p3, &aMem[pOrigOp->p3]); } } #endif /* SQLITE_DEBUG */@@ -76599,7 +77362,7 @@ assert( rc );
p->rc = rc; testcase( sqlite3GlobalConfig.xLog!=0 ); sqlite3_log(rc, "statement aborts at %d: [%s] %s", - pc, p->zSql, p->zErrMsg); + (int)(pOp - aOp), p->zSql, p->zErrMsg); sqlite3VdbeHalt(p); if( rc==SQLITE_IOERR_NOMEM ) db->mallocFailed = 1; rc = SQLITE_ERROR;@@ -76762,7 +77525,7 @@
/* ** Open a blob handle. */ -SQLITE_API int sqlite3_blob_open( +SQLITE_API int SQLITE_STDCALL sqlite3_blob_open( sqlite3* db, /* The database connection */ const char *zDb, /* The attached database containing the blob */ const char *zTable, /* The table containing the blob */@@ -76812,12 +77575,17 @@ Parse *pParse = 0;
Incrblob *pBlob = 0; #ifdef SQLITE_ENABLE_API_ARMOR - if( !sqlite3SafetyCheckOk(db) || ppBlob==0 || zTable==0 ){ + if( ppBlob==0 ){ + return SQLITE_MISUSE_BKPT; + } +#endif + *ppBlob = 0; +#ifdef SQLITE_ENABLE_API_ARMOR + if( !sqlite3SafetyCheckOk(db) || zTable==0 ){ return SQLITE_MISUSE_BKPT; } #endif flags = !!flags; /* flags = (flags ? 1 : 0); */ - *ppBlob = 0; sqlite3_mutex_enter(db->mutex);@@ -76994,7 +77762,7 @@ /*
** Close a blob handle that was previously created using ** sqlite3_blob_open(). */ -SQLITE_API int sqlite3_blob_close(sqlite3_blob *pBlob){ +SQLITE_API int SQLITE_STDCALL sqlite3_blob_close(sqlite3_blob *pBlob){ Incrblob *p = (Incrblob *)pBlob; int rc; sqlite3 *db;@@ -77031,7 +77799,7 @@ db = p->db;
sqlite3_mutex_enter(db->mutex); v = (Vdbe*)p->pStmt; - if( n<0 || iOffset<0 || (iOffset+n)>p->nByte ){ + if( n<0 || iOffset<0 || ((sqlite3_int64)iOffset+n)>p->nByte ){ /* Request is out of range. Return a transient error. */ rc = SQLITE_ERROR; }else if( v==0 ){@@ -77063,14 +77831,14 @@
/* ** Read data from a blob handle. */ -SQLITE_API int sqlite3_blob_read(sqlite3_blob *pBlob, void *z, int n, int iOffset){ +SQLITE_API int SQLITE_STDCALL sqlite3_blob_read(sqlite3_blob *pBlob, void *z, int n, int iOffset){ return blobReadWrite(pBlob, z, n, iOffset, sqlite3BtreeData); } /* ** Write data to a blob handle. */ -SQLITE_API int sqlite3_blob_write(sqlite3_blob *pBlob, const void *z, int n, int iOffset){ +SQLITE_API int SQLITE_STDCALL sqlite3_blob_write(sqlite3_blob *pBlob, const void *z, int n, int iOffset){ return blobReadWrite(pBlob, (void *)z, n, iOffset, sqlite3BtreePutData); }@@ -77080,7 +77848,7 @@ **
** The Incrblob.nByte field is fixed for the lifetime of the Incrblob ** so no mutex is required for access. */ -SQLITE_API int sqlite3_blob_bytes(sqlite3_blob *pBlob){ +SQLITE_API int SQLITE_STDCALL sqlite3_blob_bytes(sqlite3_blob *pBlob){ Incrblob *p = (Incrblob *)pBlob; return (p && p->pStmt) ? p->nByte : 0; }@@ -77095,7 +77863,7 @@ ** database handle error code and message set. If this happens, then all
** subsequent calls to sqlite3_blob_xxx() functions (except blob_close()) ** immediately return SQLITE_ABORT. */ -SQLITE_API int sqlite3_blob_reopen(sqlite3_blob *pBlob, sqlite3_int64 iRow){ +SQLITE_API int SQLITE_STDCALL sqlite3_blob_reopen(sqlite3_blob *pBlob, sqlite3_int64 iRow){ int rc; Incrblob *p = (Incrblob *)pBlob; sqlite3 *db;@@ -77420,6 +78188,7 @@ ** In both cases, the effects of the main thread seeing (bDone==0) even
** after the thread has finished are not dire. So we don't worry about ** memory barriers and such here. */ +typedef int (*SorterCompare)(SortSubtask*,int*,const void*,int,const void*,int); struct SortSubtask { SQLiteThread *pThread; /* Background thread, if any */ int bDone; /* Set if thread is finished but not joined */@@ -77427,9 +78196,11 @@ VdbeSorter *pSorter; /* Sorter that owns this sub-task */
UnpackedRecord *pUnpacked; /* Space to unpack a record */ SorterList list; /* List for thread to write to a PMA */ int nPMA; /* Number of PMAs currently in file */ + SorterCompare xCompare; /* Compare function to use */ SorterFile file; /* Temp file for level-0 PMAs */ SorterFile file2; /* Space for other PMAs */ }; + /* ** Main sorter structure. A single instance of this is allocated for each@@ -77457,8 +78228,12 @@ u8 bUsePMA; /* True if one or more PMAs created */
u8 bUseThreads; /* True to use background threads */ u8 iPrev; /* Previous thread used to flush PMA */ u8 nTask; /* Size of aTask[] array */ + u8 typeMask; SortSubtask aTask[1]; /* One or more subtasks */ }; + +#define SORTER_TYPE_INTEGER 0x01 +#define SORTER_TYPE_TEXT 0x02 /* ** An instance of the following object is used to read records out of a@@ -77871,33 +78646,163 @@ }
return rc; } +/* +** A version of vdbeSorterCompare() that assumes that it has already been +** determined that the first field of key1 is equal to the first field of +** key2. +*/ +static int vdbeSorterCompareTail( + SortSubtask *pTask, /* Subtask context (for pKeyInfo) */ + int *pbKey2Cached, /* True if pTask->pUnpacked is pKey2 */ + const void *pKey1, int nKey1, /* Left side of comparison */ + const void *pKey2, int nKey2 /* Right side of comparison */ +){ + UnpackedRecord *r2 = pTask->pUnpacked; + if( *pbKey2Cached==0 ){ + sqlite3VdbeRecordUnpack(pTask->pSorter->pKeyInfo, nKey2, pKey2, r2); + *pbKey2Cached = 1; + } + return sqlite3VdbeRecordCompareWithSkip(nKey1, pKey1, r2, 1); +} /* ** Compare key1 (buffer pKey1, size nKey1 bytes) with key2 (buffer pKey2, ** size nKey2 bytes). Use (pTask->pKeyInfo) for the collation sequences ** used by the comparison. Return the result of the comparison. ** -** Before returning, object (pTask->pUnpacked) is populated with the -** unpacked version of key2. Or, if pKey2 is passed a NULL pointer, then it -** is assumed that the (pTask->pUnpacked) structure already contains the -** unpacked key to use as key2. +** If IN/OUT parameter *pbKey2Cached is true when this function is called, +** it is assumed that (pTask->pUnpacked) contains the unpacked version +** of key2. If it is false, (pTask->pUnpacked) is populated with the unpacked +** version of key2 and *pbKey2Cached set to true before returning. ** ** If an OOM error is encountered, (pTask->pUnpacked->error_rc) is set ** to SQLITE_NOMEM. */ static int vdbeSorterCompare( SortSubtask *pTask, /* Subtask context (for pKeyInfo) */ + int *pbKey2Cached, /* True if pTask->pUnpacked is pKey2 */ const void *pKey1, int nKey1, /* Left side of comparison */ const void *pKey2, int nKey2 /* Right side of comparison */ ){ UnpackedRecord *r2 = pTask->pUnpacked; - if( pKey2 ){ + if( !*pbKey2Cached ){ sqlite3VdbeRecordUnpack(pTask->pSorter->pKeyInfo, nKey2, pKey2, r2); + *pbKey2Cached = 1; } return sqlite3VdbeRecordCompare(nKey1, pKey1, r2); } /* +** A specially optimized version of vdbeSorterCompare() that assumes that +** the first field of each key is a TEXT value and that the collation +** sequence to compare them with is BINARY. +*/ +static int vdbeSorterCompareText( + SortSubtask *pTask, /* Subtask context (for pKeyInfo) */ + int *pbKey2Cached, /* True if pTask->pUnpacked is pKey2 */ + const void *pKey1, int nKey1, /* Left side of comparison */ + const void *pKey2, int nKey2 /* Right side of comparison */ +){ + const u8 * const p1 = (const u8 * const)pKey1; + const u8 * const p2 = (const u8 * const)pKey2; + const u8 * const v1 = &p1[ p1[0] ]; /* Pointer to value 1 */ + const u8 * const v2 = &p2[ p2[0] ]; /* Pointer to value 2 */ + + int n1; + int n2; + int res; + + getVarint32(&p1[1], n1); n1 = (n1 - 13) / 2; + getVarint32(&p2[1], n2); n2 = (n2 - 13) / 2; + res = memcmp(v1, v2, MIN(n1, n2)); + if( res==0 ){ + res = n1 - n2; + } + + if( res==0 ){ + if( pTask->pSorter->pKeyInfo->nField>1 ){ + res = vdbeSorterCompareTail( + pTask, pbKey2Cached, pKey1, nKey1, pKey2, nKey2 + ); + } + }else{ + if( pTask->pSorter->pKeyInfo->aSortOrder[0] ){ + res = res * -1; + } + } + + return res; +} + +/* +** A specially optimized version of vdbeSorterCompare() that assumes that +** the first field of each key is an INTEGER value. +*/ +static int vdbeSorterCompareInt( + SortSubtask *pTask, /* Subtask context (for pKeyInfo) */ + int *pbKey2Cached, /* True if pTask->pUnpacked is pKey2 */ + const void *pKey1, int nKey1, /* Left side of comparison */ + const void *pKey2, int nKey2 /* Right side of comparison */ +){ + const u8 * const p1 = (const u8 * const)pKey1; + const u8 * const p2 = (const u8 * const)pKey2; + const int s1 = p1[1]; /* Left hand serial type */ + const int s2 = p2[1]; /* Right hand serial type */ + const u8 * const v1 = &p1[ p1[0] ]; /* Pointer to value 1 */ + const u8 * const v2 = &p2[ p2[0] ]; /* Pointer to value 2 */ + int res; /* Return value */ + + assert( (s1>0 && s1<7) || s1==8 || s1==9 ); + assert( (s2>0 && s2<7) || s2==8 || s2==9 ); + + if( s1>7 && s2>7 ){ + res = s1 - s2; + }else{ + if( s1==s2 ){ + if( (*v1 ^ *v2) & 0x80 ){ + /* The two values have different signs */ + res = (*v1 & 0x80) ? -1 : +1; + }else{ + /* The two values have the same sign. Compare using memcmp(). */ + static const u8 aLen[] = {0, 1, 2, 3, 4, 6, 8 }; + int i; + res = 0; + for(i=0; i<aLen[s1]; i++){ + if( (res = v1[i] - v2[i]) ) break; + } + } + }else{ + if( s2>7 ){ + res = +1; + }else if( s1>7 ){ + res = -1; + }else{ + res = s1 - s2; + } + assert( res!=0 ); + + if( res>0 ){ + if( *v1 & 0x80 ) res = -1; + }else{ + if( *v2 & 0x80 ) res = +1; + } + } + } + + if( res==0 ){ + if( pTask->pSorter->pKeyInfo->nField>1 ){ + res = vdbeSorterCompareTail( + pTask, pbKey2Cached, pKey1, nKey1, pKey2, nKey2 + ); + } + }else if( pTask->pSorter->pKeyInfo->aSortOrder[0] ){ + res = res * -1; + } + + return res; +} + +/* ** Initialize the temporary index cursor just opened as a sorter cursor. ** ** Usually, the sorter module uses the value of (pCsr->pKeyInfo->nField)@@ -77964,9 +78869,13 @@ }else{
pSorter->pKeyInfo = pKeyInfo = (KeyInfo*)((u8*)pSorter + sz); memcpy(pKeyInfo, pCsr->pKeyInfo, szKeyInfo); pKeyInfo->db = 0; - if( nField && nWorker==0 ) pKeyInfo->nField = nField; + if( nField && nWorker==0 ){ + pKeyInfo->nXField += (pKeyInfo->nField - nField); + pKeyInfo->nField = nField; + } pSorter->pgsz = pgsz = sqlite3BtreeGetPageSize(db->aDb[0].pBt); pSorter->nTask = nWorker + 1; + pSorter->iPrev = nWorker-1; pSorter->bUseThreads = (pSorter->nTask>1); pSorter->db = db; for(i=0; i<pSorter->nTask; i++){@@ -77991,6 +78900,12 @@ pSorter->nMemory = pgsz;
pSorter->list.aMemory = (u8*)sqlite3Malloc(pgsz); if( !pSorter->list.aMemory ) rc = SQLITE_NOMEM; } + } + + if( (pKeyInfo->nField+pKeyInfo->nXField)<13 + && (pKeyInfo->aColl[0]==0 || pKeyInfo->aColl[0]==db->pDfltColl) + ){ + pSorter->typeMask = SORTER_TYPE_INTEGER | SORTER_TYPE_TEXT; } }@@ -78016,30 +78931,24 @@ ** fields of *pTask are zeroed before returning.
*/ static void vdbeSortSubtaskCleanup(sqlite3 *db, SortSubtask *pTask){ sqlite3DbFree(db, pTask->pUnpacked); - pTask->pUnpacked = 0; #if SQLITE_MAX_WORKER_THREADS>0 /* pTask->list.aMemory can only be non-zero if it was handed memory ** from the main thread. That only occurs SQLITE_MAX_WORKER_THREADS>0 */ if( pTask->list.aMemory ){ sqlite3_free(pTask->list.aMemory); - pTask->list.aMemory = 0; }else #endif { assert( pTask->list.aMemory==0 ); vdbeSorterRecordFree(0, pTask->list.pList); } - pTask->list.pList = 0; if( pTask->file.pFd ){ sqlite3OsCloseFree(pTask->file.pFd); - pTask->file.pFd = 0; - pTask->file.iEof = 0; } if( pTask->file2.pFd ){ sqlite3OsCloseFree(pTask->file2.pFd); - pTask->file2.pFd = 0; - pTask->file2.iEof = 0; } + memset(pTask, 0, sizeof(SortSubtask)); } #ifdef SQLITE_DEBUG_SORTER_THREADS@@ -78219,6 +79128,7 @@ pSorter->pMerger = 0;
for(i=0; i<pSorter->nTask; i++){ SortSubtask *pTask = &pSorter->aTask[i]; vdbeSortSubtaskCleanup(db, pTask); + pTask->pSorter = pSorter; } if( pSorter->list.aMemory==0 ){ vdbeSorterRecordFree(0, pSorter->list.pList);@@ -78280,6 +79190,7 @@ i64 nExtend, /* Attempt to extend file to this size */
sqlite3_file **ppFd ){ int rc; + if( sqlite3FaultSim(202) ) return SQLITE_IOERR_ACCESS; rc = sqlite3OsOpenMalloc(db->pVfs, 0, ppFd, SQLITE_OPEN_TEMP_JOURNAL | SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE |@@ -78327,22 +79238,23 @@ SorterRecord **ppOut /* OUT: Head of merged list */
){ SorterRecord *pFinal = 0; SorterRecord **pp = &pFinal; - void *pVal2 = p2 ? SRVAL(p2) : 0; + int bCached = 0; while( p1 && p2 ){ int res; - res = vdbeSorterCompare(pTask, SRVAL(p1), p1->nVal, pVal2, p2->nVal); + res = pTask->xCompare( + pTask, &bCached, SRVAL(p1), p1->nVal, SRVAL(p2), p2->nVal + ); + if( res<=0 ){ *pp = p1; pp = &p1->u.pNext; p1 = p1->u.pNext; - pVal2 = 0; }else{ *pp = p2; - pp = &p2->u.pNext; + pp = &p2->u.pNext; p2 = p2->u.pNext; - if( p2==0 ) break; - pVal2 = SRVAL(p2); + bCached = 0; } } *pp = p1 ? p1 : p2;@@ -78350,6 +79262,19 @@ *ppOut = pFinal;
} /* +** Return the SorterCompare function to compare values collected by the +** sorter object passed as the only argument. +*/ +static SorterCompare vdbeSorterGetCompare(VdbeSorter *p){ + if( p->typeMask==SORTER_TYPE_INTEGER ){ + return vdbeSorterCompareInt; + }else if( p->typeMask==SORTER_TYPE_TEXT ){ + return vdbeSorterCompareText; + } + return vdbeSorterCompare; +} + +/* ** Sort the linked list of records headed at pTask->pList. Return ** SQLITE_OK if successful, or an SQLite error code (i.e. SQLITE_NOMEM) if ** an error occurs.@@ -78363,12 +79288,14 @@
rc = vdbeSortAllocUnpacked(pTask); if( rc!=SQLITE_OK ) return rc; + p = pList->pList; + pTask->xCompare = vdbeSorterGetCompare(pTask->pSorter); + aSlot = (SorterRecord **)sqlite3MallocZero(64 * sizeof(SorterRecord *)); if( !aSlot ){ return SQLITE_NOMEM; } - p = pList->pList; while( p ){ SorterRecord *pNext; if( pList->aMemory ){@@ -78582,13 +79509,12 @@ if( rc==SQLITE_OK ){
int i; /* Index of aTree[] to recalculate */ PmaReader *pReadr1; /* First PmaReader to compare */ PmaReader *pReadr2; /* Second PmaReader to compare */ - u8 *pKey2; /* To pReadr2->aKey, or 0 if record cached */ + int bCached = 0; /* Find the first two PmaReaders to compare. The one that was just ** advanced (iPrev) and the one next to it in the array. */ pReadr1 = &pMerger->aReadr[(iPrev & 0xFFFE)]; pReadr2 = &pMerger->aReadr[(iPrev | 0x0001)]; - pKey2 = pReadr2->aKey; for(i=(pMerger->nTree+iPrev)/2; i>0; i=i/2){ /* Compare pReadr1 and pReadr2. Store the result in variable iRes. */@@ -78598,8 +79524,8 @@ iRes = +1;
}else if( pReadr2->pFd==0 ){ iRes = -1; }else{ - iRes = vdbeSorterCompare(pTask, - pReadr1->aKey, pReadr1->nKey, pKey2, pReadr2->nKey + iRes = pTask->xCompare(pTask, &bCached, + pReadr1->aKey, pReadr1->nKey, pReadr2->aKey, pReadr2->nKey ); }@@ -78621,9 +79547,9 @@ ** than pReadr2 iff (pReadr1<pReadr2). */
if( iRes<0 || (iRes==0 && pReadr1<pReadr2) ){ pMerger->aTree[i] = (int)(pReadr1 - pMerger->aReadr); pReadr2 = &pMerger->aReadr[ pMerger->aTree[i ^ 0x0001] ]; - pKey2 = pReadr2->aKey; + bCached = 0; }else{ - if( pReadr1->pFd ) pKey2 = 0; + if( pReadr1->pFd ) bCached = 0; pMerger->aTree[i] = (int)(pReadr2 - pMerger->aReadr); pReadr1 = &pMerger->aReadr[ pMerger->aTree[i ^ 0x0001] ]; }@@ -78730,6 +79656,16 @@
int bFlush; /* True to flush contents of memory to PMA */ int nReq; /* Bytes of memory required */ int nPMA; /* Bytes of PMA space required */ + int t; /* serial type of first record field */ + + getVarint32((const u8*)&pVal->z[1], t); + if( t>0 && t<10 && t!=7 ){ + pSorter->typeMask &= SORTER_TYPE_INTEGER; + }else if( t>10 && (t & 0x01) ){ + pSorter->typeMask &= SORTER_TYPE_TEXT; + }else{ + pSorter->typeMask = 0; + } assert( pSorter );@@ -78995,10 +79931,12 @@ iRes = i2;
}else if( p2->pFd==0 ){ iRes = i1; }else{ + SortSubtask *pTask = pMerger->pTask; + int bCached = 0; int res; - assert( pMerger->pTask->pUnpacked!=0 ); /* from vdbeSortSubtaskMain() */ - res = vdbeSorterCompare( - pMerger->pTask, p1->aKey, p1->nKey, p2->aKey, p2->nKey + assert( pTask->pUnpacked!=0 ); /* from vdbeSortSubtaskMain() */ + res = pTask->xCompare( + pTask, &bCached, p1->aKey, p1->nKey, p2->aKey, p2->nKey ); if( res<=0 ){ iRes = i1;@@ -79022,11 +79960,12 @@ #define INCRINIT_NORMAL 0
#define INCRINIT_TASK 1 #define INCRINIT_ROOT 2 -/* Forward reference. -** The vdbeIncrMergeInit() and vdbePmaReaderIncrMergeInit() routines call each -** other (when building a merge tree). +/* +** Forward reference required as the vdbeIncrMergeInit() and +** vdbePmaReaderIncrInit() routines are called mutually recursively when +** building a merge tree. */ -static int vdbePmaReaderIncrMergeInit(PmaReader *pReadr, int eMode); +static int vdbePmaReaderIncrInit(PmaReader *pReadr, int eMode); /* ** Initialize the MergeEngine object passed as the second argument. Once this@@ -79073,7 +80012,7 @@ ** on this PmaReader before any of the multi-threaded PmaReaders takes
** better advantage of multi-processor hardware. */ rc = vdbePmaReaderNext(&pMerger->aReadr[nTree-i-1]); }else{ - rc = vdbePmaReaderIncrMergeInit(&pMerger->aReadr[i], INCRINIT_NORMAL); + rc = vdbePmaReaderIncrInit(&pMerger->aReadr[i], INCRINIT_NORMAL); } if( rc!=SQLITE_OK ) return rc; }@@ -79085,17 +80024,15 @@ return pTask->pUnpacked->errCode;
} /* -** Initialize the IncrMerge field of a PmaReader. -** -** If the PmaReader passed as the first argument is not an incremental-reader -** (if pReadr->pIncr==0), then this function is a no-op. Otherwise, it serves -** to open and/or initialize the temp file related fields of the IncrMerge +** The PmaReader passed as the first argument is guaranteed to be an +** incremental-reader (pReadr->pIncr!=0). This function serves to open +** and/or initialize the temp file related fields of the IncrMerge ** object at (pReadr->pIncr). ** ** If argument eMode is set to INCRINIT_NORMAL, then all PmaReaders -** in the sub-tree headed by pReadr are also initialized. Data is then loaded -** into the buffers belonging to pReadr and it is set to -** point to the first key in its range. +** in the sub-tree headed by pReadr are also initialized. Data is then +** loaded into the buffers belonging to pReadr and it is set to point to +** the first key in its range. ** ** If argument eMode is set to INCRINIT_TASK, then pReadr is guaranteed ** to be a multi-threaded PmaReader and this function is being called in a@@ -79122,59 +80059,62 @@ */
static int vdbePmaReaderIncrMergeInit(PmaReader *pReadr, int eMode){ int rc = SQLITE_OK; IncrMerger *pIncr = pReadr->pIncr; + SortSubtask *pTask = pIncr->pTask; + sqlite3 *db = pTask->pSorter->db; /* eMode is always INCRINIT_NORMAL in single-threaded mode */ assert( SQLITE_MAX_WORKER_THREADS>0 || eMode==INCRINIT_NORMAL ); - if( pIncr ){ - SortSubtask *pTask = pIncr->pTask; - sqlite3 *db = pTask->pSorter->db; + rc = vdbeMergeEngineInit(pTask, pIncr->pMerger, eMode); - rc = vdbeMergeEngineInit(pTask, pIncr->pMerger, eMode); - - /* Set up the required files for pIncr. A multi-theaded IncrMerge object - ** requires two temp files to itself, whereas a single-threaded object - ** only requires a region of pTask->file2. */ - if( rc==SQLITE_OK ){ - int mxSz = pIncr->mxSz; + /* Set up the required files for pIncr. A multi-theaded IncrMerge object + ** requires two temp files to itself, whereas a single-threaded object + ** only requires a region of pTask->file2. */ + if( rc==SQLITE_OK ){ + int mxSz = pIncr->mxSz; #if SQLITE_MAX_WORKER_THREADS>0 - if( pIncr->bUseThread ){ - rc = vdbeSorterOpenTempFile(db, mxSz, &pIncr->aFile[0].pFd); - if( rc==SQLITE_OK ){ - rc = vdbeSorterOpenTempFile(db, mxSz, &pIncr->aFile[1].pFd); - } - }else + if( pIncr->bUseThread ){ + rc = vdbeSorterOpenTempFile(db, mxSz, &pIncr->aFile[0].pFd); + if( rc==SQLITE_OK ){ + rc = vdbeSorterOpenTempFile(db, mxSz, &pIncr->aFile[1].pFd); + } + }else #endif - /*if( !pIncr->bUseThread )*/{ - if( pTask->file2.pFd==0 ){ - assert( pTask->file2.iEof>0 ); - rc = vdbeSorterOpenTempFile(db, pTask->file2.iEof, &pTask->file2.pFd); - pTask->file2.iEof = 0; - } - if( rc==SQLITE_OK ){ - pIncr->aFile[1].pFd = pTask->file2.pFd; - pIncr->iStartOff = pTask->file2.iEof; - pTask->file2.iEof += mxSz; - } + /*if( !pIncr->bUseThread )*/{ + if( pTask->file2.pFd==0 ){ + assert( pTask->file2.iEof>0 ); + rc = vdbeSorterOpenTempFile(db, pTask->file2.iEof, &pTask->file2.pFd); + pTask->file2.iEof = 0; + } + if( rc==SQLITE_OK ){ + pIncr->aFile[1].pFd = pTask->file2.pFd; + pIncr->iStartOff = pTask->file2.iEof; + pTask->file2.iEof += mxSz; } } + } #if SQLITE_MAX_WORKER_THREADS>0 - if( rc==SQLITE_OK && pIncr->bUseThread ){ - /* Use the current thread to populate aFile[1], even though this - ** PmaReader is multi-threaded. The reason being that this function - ** is already running in background thread pIncr->pTask->thread. */ - assert( eMode==INCRINIT_ROOT || eMode==INCRINIT_TASK ); - rc = vdbeIncrPopulate(pIncr); - } + if( rc==SQLITE_OK && pIncr->bUseThread ){ + /* Use the current thread to populate aFile[1], even though this + ** PmaReader is multi-threaded. If this is an INCRINIT_TASK object, + ** then this function is already running in background thread + ** pIncr->pTask->thread. + ** + ** If this is the INCRINIT_ROOT object, then it is running in the + ** main VDBE thread. But that is Ok, as that thread cannot return + ** control to the VDBE or proceed with anything useful until the + ** first results are ready from this merger object anyway. + */ + assert( eMode==INCRINIT_ROOT || eMode==INCRINIT_TASK ); + rc = vdbeIncrPopulate(pIncr); + } #endif - if( rc==SQLITE_OK - && (SQLITE_MAX_WORKER_THREADS==0 || eMode!=INCRINIT_TASK) - ){ - rc = vdbePmaReaderNext(pReadr); - } + if( rc==SQLITE_OK && (SQLITE_MAX_WORKER_THREADS==0 || eMode!=INCRINIT_TASK) ){ + rc = vdbePmaReaderNext(pReadr); } + return rc; }@@ -79183,7 +80123,7 @@ /*
** The main routine for vdbePmaReaderIncrMergeInit() operations run in ** background threads. */ -static void *vdbePmaReaderBgInit(void *pCtx){ +static void *vdbePmaReaderBgIncrInit(void *pCtx){ PmaReader *pReader = (PmaReader*)pCtx; void *pRet = SQLITE_INT_TO_PTR( vdbePmaReaderIncrMergeInit(pReader,INCRINIT_TASK)@@ -79191,20 +80131,36 @@ );
pReader->pIncr->pTask->bDone = 1; return pRet; } +#endif /* -** Use a background thread to invoke vdbePmaReaderIncrMergeInit(INCRINIT_TASK) -** on the PmaReader object passed as the first argument. -** -** This call will initialize the various fields of the pReadr->pIncr -** structure and, if it is a multi-threaded IncrMerger, launch a -** background thread to populate aFile[1]. +** If the PmaReader passed as the first argument is not an incremental-reader +** (if pReadr->pIncr==0), then this function is a no-op. Otherwise, it invokes +** the vdbePmaReaderIncrMergeInit() function with the parameters passed to +** this routine to initialize the incremental merge. +** +** If the IncrMerger object is multi-threaded (IncrMerger.bUseThread==1), +** then a background thread is launched to call vdbePmaReaderIncrMergeInit(). +** Or, if the IncrMerger is single threaded, the same function is called +** using the current thread. */ -static int vdbePmaReaderBgIncrInit(PmaReader *pReadr){ - void *pCtx = (void*)pReadr; - return vdbeSorterCreateThread(pReadr->pIncr->pTask, vdbePmaReaderBgInit, pCtx); -} +static int vdbePmaReaderIncrInit(PmaReader *pReadr, int eMode){ + IncrMerger *pIncr = pReadr->pIncr; /* Incremental merger */ + int rc = SQLITE_OK; /* Return code */ + if( pIncr ){ +#if SQLITE_MAX_WORKER_THREADS>0 + assert( pIncr->bUseThread==0 || eMode==INCRINIT_TASK ); + if( pIncr->bUseThread ){ + void *pCtx = (void*)pReadr; + rc = vdbeSorterCreateThread(pIncr->pTask, vdbePmaReaderBgIncrInit, pCtx); + }else #endif + { + rc = vdbePmaReaderIncrMergeInit(pReadr, eMode); + } + } + return rc; +} /* ** Allocate a new MergeEngine object to merge the contents of nPMA level-0@@ -79416,6 +80372,11 @@ SortSubtask *pTask0 = &pSorter->aTask[0];
MergeEngine *pMain = 0; #if SQLITE_MAX_WORKER_THREADS sqlite3 *db = pTask0->pSorter->db; + int i; + SorterCompare xCompare = vdbeSorterGetCompare(pSorter); + for(i=0; i<pSorter->nTask; i++){ + pSorter->aTask[i].xCompare = xCompare; + } #endif rc = vdbeSorterMergeTreeBuild(pSorter, &pMain);@@ -79444,15 +80405,21 @@ assert( pIncr->pTask!=pLast );
} } for(iTask=0; rc==SQLITE_OK && iTask<pSorter->nTask; iTask++){ + /* Check that: + ** + ** a) The incremental merge object is configured to use the + ** right task, and + ** b) If it is using task (nTask-1), it is configured to run + ** in single-threaded mode. This is important, as the + ** root merge (INCRINIT_ROOT) will be using the same task + ** object. + */ PmaReader *p = &pMain->aReadr[iTask]; - assert( p->pIncr==0 || p->pIncr->pTask==&pSorter->aTask[iTask] ); - if( p->pIncr ){ - if( iTask==pSorter->nTask-1 ){ - rc = vdbePmaReaderIncrMergeInit(p, INCRINIT_TASK); - }else{ - rc = vdbePmaReaderBgIncrInit(p); - } - } + assert( p->pIncr==0 || ( + (p->pIncr->pTask==&pSorter->aTask[iTask]) /* a */ + && (iTask!=pSorter->nTask-1 || p->pIncr->bUseThread==0) /* b */ + )); + rc = vdbePmaReaderIncrInit(p, INCRINIT_TASK); } } pMain = 0;@@ -80407,7 +81374,7 @@ **
** SELECT a+b, c+d FROM t1 ORDER BY (a+b) COLLATE nocase; ** ** The nSubquery parameter specifies how many levels of subquery the -** alias is removed from the original expression. The usually value is +** alias is removed from the original expression. The usual value is ** zero but it might be more if the alias is contained within a subquery ** of the original expression. The Expr.op2 field of TK_AGG_FUNCTION ** structures must be increased by the nSubquery amount.@@ -80427,7 +81394,6 @@
assert( iCol>=0 && iCol<pEList->nExpr ); pOrig = pEList->a[iCol].pExpr; assert( pOrig!=0 ); - assert( pOrig->flags & EP_Resolved ); db = pParse->db; pDup = sqlite3ExprDup(db, pOrig, 0); if( pDup==0 ) return;@@ -80575,9 +81541,10 @@ if( zDb ){
testcase( pNC->ncFlags & NC_PartIdx ); testcase( pNC->ncFlags & NC_IsCheck ); if( (pNC->ncFlags & (NC_PartIdx|NC_IsCheck))!=0 ){ - /* Silently ignore database qualifiers inside CHECK constraints and partial - ** indices. Do not raise errors because that might break legacy and - ** because it does not hurt anything to just ignore the database name. */ + /* Silently ignore database qualifiers inside CHECK constraints and + ** partial indices. Do not raise errors because that might break + ** legacy and because it does not hurt anything to just ignore the + ** database name. */ zDb = 0; }else{ for(i=0; i<db->nDb; i++){@@ -80648,7 +81615,8 @@ }
if( pMatch ){ pExpr->iTable = pMatch->iCursor; pExpr->pTab = pMatch->pTab; - assert( (pMatch->jointype & JT_RIGHT)==0 ); /* RIGHT JOIN not (yet) supported */ + /* RIGHT JOIN not (yet) supported */ + assert( (pMatch->jointype & JT_RIGHT)==0 ); if( (pMatch->jointype & JT_LEFT)!=0 ){ ExprSetProperty(pExpr, EP_CanBeNull); }@@ -80969,7 +81937,8 @@ pExpr->iColumn = -1;
pExpr->affinity = SQLITE_AFF_INTEGER; break; } -#endif /* defined(SQLITE_ENABLE_UPDATE_DELETE_LIMIT) && !defined(SQLITE_OMIT_SUBQUERY) */ +#endif /* defined(SQLITE_ENABLE_UPDATE_DELETE_LIMIT) + && !defined(SQLITE_OMIT_SUBQUERY) */ /* A lone identifier is the name of a column. */@@ -81034,19 +82003,20 @@ ExprSetProperty(pExpr, EP_Unlikely|EP_Skip);
if( n==2 ){ pExpr->iTable = exprProbability(pList->a[1].pExpr); if( pExpr->iTable<0 ){ - sqlite3ErrorMsg(pParse, "second argument to likelihood() must be a " - "constant between 0.0 and 1.0"); + sqlite3ErrorMsg(pParse, + "second argument to likelihood() must be a " + "constant between 0.0 and 1.0"); pNC->nErr++; } }else{ - /* EVIDENCE-OF: R-61304-29449 The unlikely(X) function is equivalent to - ** likelihood(X, 0.0625). - ** EVIDENCE-OF: R-01283-11636 The unlikely(X) function is short-hand for - ** likelihood(X,0.0625). - ** EVIDENCE-OF: R-36850-34127 The likely(X) function is short-hand for - ** likelihood(X,0.9375). - ** EVIDENCE-OF: R-53436-40973 The likely(X) function is equivalent to - ** likelihood(X,0.9375). */ + /* EVIDENCE-OF: R-61304-29449 The unlikely(X) function is + ** equivalent to likelihood(X, 0.0625). + ** EVIDENCE-OF: R-01283-11636 The unlikely(X) function is + ** short-hand for likelihood(X,0.0625). + ** EVIDENCE-OF: R-36850-34127 The likely(X) function is short-hand + ** for likelihood(X,0.9375). + ** EVIDENCE-OF: R-53436-40973 The likely(X) function is equivalent + ** to likelihood(X,0.9375). */ /* TUNING: unlikely() probability is 0.0625. likely() is 0.9375 */ pExpr->iTable = pDef->zName[0]=='u' ? 8388608 : 125829120; }@@ -81063,7 +82033,9 @@ pExpr->op = TK_NULL;
return WRC_Prune; } #endif - if( pDef->funcFlags & SQLITE_FUNC_CONSTANT ) ExprSetProperty(pExpr,EP_Constant); + if( pDef->funcFlags & SQLITE_FUNC_CONSTANT ){ + ExprSetProperty(pExpr,EP_ConstFunc); + } } if( is_agg && (pNC->ncFlags & NC_AllowAgg)==0 ){ sqlite3ErrorMsg(pParse, "misuse of aggregate function %.*s()", nId,zId);@@ -81315,9 +82287,11 @@ pNew->u.iValue = iCol;
if( pItem->pExpr==pE ){ pItem->pExpr = pNew; }else{ - assert( pItem->pExpr->op==TK_COLLATE ); - assert( pItem->pExpr->pLeft==pE ); - pItem->pExpr->pLeft = pNew; + Expr *pParent = pItem->pExpr; + assert( pParent->op==TK_COLLATE ); + while( pParent->pLeft->op==TK_COLLATE ) pParent = pParent->pLeft; + assert( pParent->pLeft==pE ); + pParent->pLeft = pNew; } sqlite3ExprDelete(db, pE); pItem->u.x.iOrderByCol = (u16)iCol;@@ -81374,7 +82348,8 @@ if( pItem->u.x.iOrderByCol>pEList->nExpr ){
resolveOutOfRangeError(pParse, zType, i+1, pEList->nExpr); return 1; } - resolveAlias(pParse, pEList, pItem->u.x.iOrderByCol-1, pItem->pExpr, zType,0); + resolveAlias(pParse, pEList, pItem->u.x.iOrderByCol-1, pItem->pExpr, + zType,0); } } return 0;@@ -81507,6 +82482,20 @@ if( sqlite3ResolveExprNames(&sNC, p->pLimit) ||
sqlite3ResolveExprNames(&sNC, p->pOffset) ){ return WRC_Abort; } + + /* If the SF_Converted flags is set, then this Select object was + ** was created by the convertCompoundSelectToSubquery() function. + ** In this case the ORDER BY clause (p->pOrderBy) should be resolved + ** as if it were part of the sub-query, not the parent. This block + ** moves the pOrderBy down to the sub-query. It will be moved back + ** after the names have been resolved. */ + if( p->selFlags & SF_Converted ){ + Select *pSub = p->pSrc->a[0].pSelect; + assert( p->pSrc->nSrc==1 && p->pOrderBy ); + assert( pSub->pPrior && pSub->pOrderBy==0 ); + pSub->pOrderBy = p->pOrderBy; + p->pOrderBy = 0; + } /* Recursively resolve names in all subqueries */@@ -81589,12 +82578,30 @@ */
sNC.pNext = 0; sNC.ncFlags |= NC_AllowAgg; + /* If this is a converted compound query, move the ORDER BY clause from + ** the sub-query back to the parent query. At this point each term + ** within the ORDER BY clause has been transformed to an integer value. + ** These integers will be replaced by copies of the corresponding result + ** set expressions by the call to resolveOrderGroupBy() below. */ + if( p->selFlags & SF_Converted ){ + Select *pSub = p->pSrc->a[0].pSelect; + p->pOrderBy = pSub->pOrderBy; + pSub->pOrderBy = 0; + } + /* Process the ORDER BY clause for singleton SELECT statements. ** The ORDER BY clause for compounds SELECT statements is handled ** below, after all of the result-sets for all of the elements of ** the compound have been resolved. + ** + ** If there is an ORDER BY clause on a term of a compound-select other + ** than the right-most term, then that is a syntax error. But the error + ** is not detected until much later, and so we need to go ahead and + ** resolve those symbols on the incorrect ORDER BY for consistency. */ - if( !isCompound && resolveOrderGroupBy(&sNC, p, p->pOrderBy, "ORDER") ){ + if( isCompound<=nCompound /* Defer right-most ORDER BY of a compound */ + && resolveOrderGroupBy(&sNC, p, p->pOrderBy, "ORDER") + ){ return WRC_Abort; } if( db->mallocFailed ){@@ -81864,10 +82871,11 @@ */
SQLITE_PRIVATE Expr *sqlite3ExprAddCollateToken( Parse *pParse, /* Parsing context */ Expr *pExpr, /* Add the "COLLATE" clause to this expression */ - const Token *pCollName /* Name of collating sequence */ + const Token *pCollName, /* Name of collating sequence */ + int dequote /* True to dequote pCollName */ ){ if( pCollName->n>0 ){ - Expr *pNew = sqlite3ExprAlloc(pParse->db, TK_COLLATE, pCollName, 1); + Expr *pNew = sqlite3ExprAlloc(pParse->db, TK_COLLATE, pCollName, dequote); if( pNew ){ pNew->pLeft = pExpr; pNew->flags |= EP_Collate|EP_Skip;@@ -81881,7 +82889,7 @@ Token s;
assert( zC!=0 ); s.z = zC; s.n = sqlite3Strlen30(s.z); - return sqlite3ExprAddCollateToken(pParse, pExpr, &s); + return sqlite3ExprAddCollateToken(pParse, pExpr, &s, 0); } /*@@ -81927,9 +82935,9 @@ if( op==TK_COLLATE || (op==TK_REGISTER && p->op2==TK_COLLATE) ){
pColl = sqlite3GetCollSeq(pParse, ENC(db), 0, p->u.zToken); break; } - if( p->pTab!=0 - && (op==TK_AGG_COLUMN || op==TK_COLUMN + if( (op==TK_AGG_COLUMN || op==TK_COLUMN || op==TK_REGISTER || op==TK_TRIGGER) + && p->pTab!=0 ){ /* op==TK_REGISTER && p->pTab!=0 happens when pExpr was originally ** a TK_COLUMN but was previously evaluated and cached in a register */@@ -81941,10 +82949,25 @@ }
break; } if( p->flags & EP_Collate ){ - if( ALWAYS(p->pLeft) && (p->pLeft->flags & EP_Collate)!=0 ){ + if( p->pLeft && (p->pLeft->flags & EP_Collate)!=0 ){ p = p->pLeft; }else{ - p = p->pRight; + Expr *pNext = p->pRight; + /* The Expr.x union is never used at the same time as Expr.pRight */ + assert( p->x.pList==0 || p->pRight==0 ); + /* p->flags holds EP_Collate and p->pLeft->flags does not. And + ** p->x.pSelect cannot. So if p->x.pLeft exists, it must hold at + ** least one EP_Collate. Thus the following two ALWAYS. */ + if( p->x.pList!=0 && ALWAYS(!ExprHasProperty(p, EP_xIsSelect)) ){ + int i; + for(i=0; ALWAYS(i<p->x.pList->nExpr); i++){ + if( ExprHasProperty(p->x.pList->a[i].pExpr, EP_Collate) ){ + pNext = p->x.pList->a[i].pExpr; + break; + } + } + } + p = pNext; } }else{ break;@@ -82150,6 +83173,9 @@ ** argument. An expression with no children, Expr.pList or
** Expr.pSelect member has a height of 1. Any other expression ** has a height equal to the maximum height of any other ** referenced Expr plus one. +** +** Also propagate EP_Propagate flags up from Expr.x.pList to Expr.flags, +** if appropriate. */ static void exprSetHeight(Expr *p){ int nHeight = 0;@@ -82157,8 +83183,9 @@ heightOfExpr(p->pLeft, &nHeight);
heightOfExpr(p->pRight, &nHeight); if( ExprHasProperty(p, EP_xIsSelect) ){ heightOfSelect(p->x.pSelect, &nHeight); - }else{ + }else if( p->x.pList ){ heightOfExprList(p->x.pList, &nHeight); + p->flags |= EP_Propagate & sqlite3ExprListFlags(p->x.pList); } p->nHeight = nHeight + 1; }@@ -82167,8 +83194,12 @@ /*
** Set the Expr.nHeight variable using the exprSetHeight() function. If ** the height is greater than the maximum allowed expression depth, ** leave an error in pParse. +** +** Also propagate all EP_Propagate flags from the Expr.x.pList into +** Expr.flags. */ -SQLITE_PRIVATE void sqlite3ExprSetHeight(Parse *pParse, Expr *p){ +SQLITE_PRIVATE void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){ + if( pParse->nErr ) return; exprSetHeight(p); sqlite3ExprCheckHeight(pParse, p->nHeight); }@@ -82182,8 +83213,17 @@ int nHeight = 0;
heightOfSelect(p, &nHeight); return nHeight; } -#else - #define exprSetHeight(y) +#else /* ABOVE: Height enforcement enabled. BELOW: Height enforcement off */ +/* +** Propagate all EP_Propagate flags from the Expr.x.pList into +** Expr.flags. +*/ +SQLITE_PRIVATE void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){ + if( p && p->x.pList && !ExprHasProperty(p, EP_xIsSelect) ){ + p->flags |= EP_Propagate & sqlite3ExprListFlags(p->x.pList); + } +} +#define exprSetHeight(y) #endif /* SQLITE_MAX_EXPR_DEPTH>0 */ /*@@ -82285,11 +83325,11 @@ sqlite3ExprDelete(db, pRight);
}else{ if( pRight ){ pRoot->pRight = pRight; - pRoot->flags |= EP_Collate & pRight->flags; + pRoot->flags |= EP_Propagate & pRight->flags; } if( pLeft ){ pRoot->pLeft = pLeft; - pRoot->flags |= EP_Collate & pLeft->flags; + pRoot->flags |= EP_Propagate & pLeft->flags; } exprSetHeight(pRoot); }@@ -82389,7 +83429,7 @@ return 0;
} pNew->x.pList = pList; assert( !ExprHasProperty(pNew, EP_xIsSelect) ); - sqlite3ExprSetHeight(pParse, pNew); + sqlite3ExprSetHeightAndFlags(pParse, pNew); return pNew; }@@ -83005,6 +84045,22 @@ sqlite3DbFree(db, pList);
} /* +** Return the bitwise-OR of all Expr.flags fields in the given +** ExprList. +*/ +SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList *pList){ + int i; + u32 m = 0; + if( pList ){ + for(i=0; i<pList->nExpr; i++){ + Expr *pExpr = pList->a[i].pExpr; + if( ALWAYS(pExpr) ) m |= pExpr->flags; + } + } + return m; +} + +/* ** These routines are Walker callbacks used to check expressions to ** see if they are "constant" for some definition of constant. The ** Walker.eCode value determines the type of "constant" we are looking@@ -83044,7 +84100,7 @@ /* Consider functions to be constant if all their arguments are constant
** and either pWalker->eCode==4 or 5 or the function has the ** SQLITE_FUNC_CONST flag. */ case TK_FUNCTION: - if( pWalker->eCode>=4 || ExprHasProperty(pExpr,EP_Constant) ){ + if( pWalker->eCode>=4 || ExprHasProperty(pExpr,EP_ConstFunc) ){ return WRC_Continue; }else{ pWalker->eCode = 0;@@ -83438,7 +84494,7 @@ ** satisfy the query. This is preferable to generating a new
** ephemeral table. */ p = (ExprHasProperty(pX, EP_xIsSelect) ? pX->x.pSelect : 0); - if( ALWAYS(pParse->nErr==0) && isCandidateForInOpt(p) ){ + if( pParse->nErr==0 && isCandidateForInOpt(p) ){ sqlite3 *db = pParse->db; /* Database connection */ Table *pTab; /* Table <table>. */ Expr *pExpr; /* Expression <column> */@@ -83763,6 +84819,7 @@ sqlite3ExprDelete(pParse->db, pSel->pLimit);
pSel->pLimit = sqlite3PExpr(pParse, TK_INTEGER, 0, 0, &sqlite3IntTokens[1]); pSel->iLimit = 0; + pSel->selFlags &= ~SF_MultiValue; if( sqlite3Select(pParse, pSel, &dest) ){ return 0; }@@ -84051,7 +85108,8 @@ int minLru;
int idxLru; struct yColCache *p; - assert( iReg>0 ); /* Register numbers are always positive */ + /* Unless an error has occurred, register numbers are always positive. */ + assert( iReg>0 || pParse->nErr || pParse->db->mallocFailed ); assert( iCol>=-1 && iCol<32768 ); /* Finite column numbers */ /* The SQLITE_ColumnCache flag disables the column cache. This is used@@ -85127,7 +86185,7 @@ sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
break; } case TK_ID: { - sqlite3TreeViewLine(pView,"ID %Q", pExpr->u.zToken); + sqlite3TreeViewLine(pView,"ID \"%w\"", pExpr->u.zToken); break; } #ifndef SQLITE_OMIT_CAST@@ -85762,7 +86820,7 @@ if( combinedFlags & EP_xIsSelect ) return 2;
if( sqlite3ExprCompare(pA->pLeft, pB->pLeft, iTab) ) return 2; if( sqlite3ExprCompare(pA->pRight, pB->pRight, iTab) ) return 2; if( sqlite3ExprListCompare(pA->x.pList, pB->x.pList, iTab) ) return 2; - if( ALWAYS((combinedFlags & EP_Reduced)==0) ){ + if( ALWAYS((combinedFlags & EP_Reduced)==0) && pA->op!=TK_STRING ){ if( pA->iColumn!=pB->iColumn ) return 2; if( pA->iTable!=pB->iTable && (pA->iTable!=iTab || NEVER(pB->iTable>=0)) ) return 2;@@ -86294,6 +87352,7 @@ z += n;
n = sqlite3GetToken(z, &token); }while( token==TK_SPACE ); + if( token==TK_ILLEGAL ) break; zParent = sqlite3DbStrNDup(db, (const char *)z, n); if( zParent==0 ) break; sqlite3Dequote(zParent);@@ -86858,7 +87917,10 @@ ** can handle (i.e. not CURRENT_TIME etc.)
*/ if( pDflt ){ sqlite3_value *pVal = 0; - if( sqlite3ValueFromExpr(db, pDflt, SQLITE_UTF8, SQLITE_AFF_NONE, &pVal) ){ + int rc; + rc = sqlite3ValueFromExpr(db, pDflt, SQLITE_UTF8, SQLITE_AFF_NONE, &pVal); + assert( rc==SQLITE_OK || rc==SQLITE_NOMEM ); + if( rc!=SQLITE_OK ){ db->mallocFailed = 1; return; }@@ -88517,14 +89579,17 @@ }
z = argv[2]; if( pIndex ){ + tRowcnt *aiRowEst = 0; int nCol = pIndex->nKeyCol+1; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 - tRowcnt * const aiRowEst = pIndex->aiRowEst = (tRowcnt*)sqlite3MallocZero( - sizeof(tRowcnt) * nCol - ); - if( aiRowEst==0 ) pInfo->db->mallocFailed = 1; -#else - tRowcnt * const aiRowEst = 0; + /* Index.aiRowEst may already be set here if there are duplicate + ** sqlite_stat1 entries for this index. In that case just clobber + ** the old data with the new instead of allocating a new array. */ + if( pIndex->aiRowEst==0 ){ + pIndex->aiRowEst = (tRowcnt*)sqlite3MallocZero(sizeof(tRowcnt) * nCol); + if( pIndex->aiRowEst==0 ) pInfo->db->mallocFailed = 1; + } + aiRowEst = pIndex->aiRowEst; #endif pIndex->bUnordered = 0; decodeIntArray((char*)z, nCol, aiRowEst, pIndex->aiRowLogEst, pIndex);@@ -89080,7 +90145,7 @@
case SQLITE_NULL: /* No key specified. Use the key from the main database */ sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey); - if( nKey>0 || sqlite3BtreeGetReserve(db->aDb[0].pBt)>0 ){ + if( nKey>0 || sqlite3BtreeGetOptimalReserve(db->aDb[0].pBt)>0 ){ rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey); } break;@@ -89187,7 +90252,7 @@
sqlite3BtreeClose(pDb->pBt); pDb->pBt = 0; pDb->pSchema = 0; - sqlite3ResetAllSchemasOfConnection(db); + sqlite3CollapseDatabaseArray(db); return; detach_error:@@ -89221,7 +90286,6 @@ SQLITE_OK!=(rc = resolveAttachExpr(&sName, pFilename)) ||
SQLITE_OK!=(rc = resolveAttachExpr(&sName, pDbname)) || SQLITE_OK!=(rc = resolveAttachExpr(&sName, pKey)) ){ - pParse->nErr++; goto attach_end; }@@ -89543,7 +90607,7 @@ **
** Setting the auth function to NULL disables this hook. The default ** setting of the auth function is NULL. */ -SQLITE_API int sqlite3_set_authorizer( +SQLITE_API int SQLITE_STDCALL sqlite3_set_authorizer( sqlite3 *db, int (*xAuth)(void*,int,const char*,const char*,const char*,const char*), void *pArg@@ -89880,9 +90944,11 @@ Vdbe *v;
assert( pParse->pToplevel==0 ); db = pParse->db; - if( db->mallocFailed ) return; if( pParse->nested ) return; - if( pParse->nErr ) return; + if( db->mallocFailed || pParse->nErr ){ + if( pParse->rc==SQLITE_OK ) pParse->rc = SQLITE_ERROR; + return; + } /* Begin by generating some termination code at the end of the ** vdbe program@@ -89964,7 +91030,7 @@
/* Get the VDBE program ready for execution */ - if( v && ALWAYS(pParse->nErr==0) && !db->mallocFailed ){ + if( v && pParse->nErr==0 && !db->mallocFailed ){ assert( pParse->iCacheLevel==0 ); /* Disables and re-enables match */ /* A minimum of one cursor is required if autoincrement is used * See ticket [a696379c1f08866] */@@ -90045,10 +91111,6 @@ */
SQLITE_PRIVATE Table *sqlite3FindTable(sqlite3 *db, const char *zName, const char *zDatabase){ Table *p = 0; int i; - -#ifdef SQLITE_ENABLE_API_ARMOR - if( !sqlite3SafetyCheckOk(db) || zName==0 ) return 0; -#endif /* All mutexes are required for schema access. Make sure we hold them. */ assert( zDatabase!=0 || sqlite3BtreeHoldsAllMutexes(db) );@@ -90503,14 +91565,12 @@
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; return -1; } pRet->aColl[i] = pColl; iDb = sqlite3FindDb(db, pName1); pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; return -1; } }else{@@ -90669,7 +91729,7 @@ pRet->aColl[i] = pColl;
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; }else{ - pRet->aColl[i] = pColl; + assert( !db->init.busy || CORRUPT_DB ); pRet->aColl[i] = pColl; } pRet->aColl[i] = pColl;@@ -90958,7 +92018,8 @@
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; + assert( pCol->zType==0 || CORRUPT_DB ); + sqlite3DbFree(pParse->db, pCol->zType); pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; }@@ -91469,11 +92530,14 @@ pRet->aColl[i] = pColl;
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; + /* Make sure every column of the PRIMARY KEY is NOT NULL. (Except, + ** do not enforce this for imposter tables.) */ + if( !db->init.imposterTable ){ + for(i=0; i<nPk; i++){ + pTab->aCol[pPk->aiColumn[i]].notNull = 1; + } + pPk->uniqNotNull = 1; } - pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl;@@ -92189,6 +93253,7 @@ pRet->aColl[i] = pColl;
} pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; + if( sqlite3ReadSchema(pParse) ) goto exit_drop_table; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl;@@ -92502,7 +93567,8 @@ }else{
pRet->aColl[i] = pColl; } pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; + sqlite3VdbeAddOp3(v, OP_Last, iIdx, 0, -1); + sqlite3VdbeAddOp3(v, OP_IdxInsert, iIdx, regRecord, 0); pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl;@@ -92595,8 +93661,7 @@ pRet->aColl[i] = pColl;
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; + if( db->mallocFailed || IN_DECLARE_VTAB || pParse->nErr>0 ){ pRet->aColl[i] = pColl; } if( SQLITE_OK!=sqlite3ReadSchema(pParse) ){@@ -92922,6 +93987,7 @@ pRet->aColl[i] = pColl;
pRet->aColl[i] = pColl; } } + pRet = pIdx; pRet->aColl[i] = pColl; } }@@ -93514,7 +94580,6 @@ */
pRet->aColl[i] = pColl; if( p ){ int i; - pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; }@@ -93761,8 +94826,7 @@ int j;
pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; - pRet->aColl[i] = pColl; + sqlite3StrAccumInit(&errMsg, pParse->db, 0, 0, 200); pRet->aColl[i] = pColl; pRet->aColl[i] = pColl; pRet->aColl[i] = pColl;@@ -94708,7 +95772,7 @@ if( pInClause == 0 ) goto limit_where_cleanup_1;
pInClause->x.pSelect = pSelect; pInClause->flags |= EP_xIsSelect; - sqlite3ExprSetHeight(pParse, pInClause); + sqlite3ExprSetHeightAndFlags(pParse, pInClause); return pInClause; /* something went wrong. clean up anything allocated. */@@ -95381,7 +96445,9 @@ /*
** Return the collating function associated with a function. */ static CollSeq *sqlite3GetFuncCollSeq(sqlite3_context *context){ - VdbeOp *pOp = &context->pVdbe->aOp[context->iOp-1]; + VdbeOp *pOp; + assert( context->pVdbe!=0 ); + pOp = &context->pVdbe->aOp[context->iOp-1]; assert( pOp->opcode==OP_CollSeq ); assert( pOp->p4type==P4_COLLSEQ ); return pOp->p4.pColl;@@ -95589,13 +96655,13 @@ PrintfArguments x;
StrAccum str; const char *zFormat; int n; + sqlite3 *db = sqlite3_context_db_handle(context); if( argc>=1 && (zFormat = (const char*)sqlite3_value_text(argv[0]))!=0 ){ x.nArg = argc-1; x.nUsed = 0; x.apArg = argv+1; - sqlite3StrAccumInit(&str, 0, 0, SQLITE_MAX_LENGTH); - str.db = sqlite3_context_db_handle(context); + sqlite3StrAccumInit(&str, db, 0, 0, db->aLimit[SQLITE_LIMIT_LENGTH]); sqlite3XPrintf(&str, SQLITE_PRINTF_SQLFUNC, zFormat, &x); n = str.nChar; sqlite3_result_text(context, sqlite3StrAccumFinish(&str), n,@@ -95650,6 +96716,14 @@ SQLITE_SKIP_UTF8(z2);
} } } +#ifdef SQLITE_SUBSTR_COMPATIBILITY + /* If SUBSTR_COMPATIBILITY is defined then substr(X,0,N) work the same as + ** as substr(X,1,N) - it returns the first N characters of X. This + ** is essentially a back-out of the bug-fix in check-in [5fc125d362df4b8] + ** from 2009-02-02 for compatibility of applications that exploited the + ** old buggy behavior. */ + if( p1==0 ) p1 = 1; /* <rdar://problem/6778339> */ +#endif if( argc==3 ){ p2 = sqlite3_value_int(argv[2]); if( p2<0 ){@@ -95737,7 +96811,7 @@ }
#endif /* -** Allocate nByte bytes of space using sqlite3_malloc(). If the +** Allocate nByte bytes of space using sqlite3Malloc(). If the ** allocation fails, call sqlite3_result_error_nomem() to notify ** the database handle that malloc() has failed and return NULL. ** If nByte is larger than the maximum string or blob length, then@@ -96111,7 +97185,7 @@
/* ** The sqlite3_strglob() interface. */ -SQLITE_API int sqlite3_strglob(const char *zGlobPattern, const char *zString){ +SQLITE_API int SQLITE_STDCALL sqlite3_strglob(const char *zGlobPattern, const char *zString){ return patternCompare((u8*)zGlobPattern, (u8*)zString, &globInfo, 0)==0; }@@ -96406,7 +97480,7 @@ sqlite3_value **argv
){ unsigned char *z, *zOut; int i; - zOut = z = sqlite3_malloc( argc*4+1 ); + zOut = z = sqlite3_malloc64( argc*4+1 ); if( z==0 ){ sqlite3_result_error_nomem(context); return;@@ -96554,7 +97628,7 @@ sqlite3_free(zOut);
return; } zOld = zOut; - zOut = sqlite3_realloc(zOut, (int)nOut); + zOut = sqlite3_realloc64(zOut, (int)nOut); if( zOut==0 ){ sqlite3_result_error_nomem(context); sqlite3_free(zOld);@@ -96916,8 +97990,7 @@ pAccum = (StrAccum*)sqlite3_aggregate_context(context, sizeof(*pAccum));
if( pAccum ){ sqlite3 *db = sqlite3_context_db_handle(context); - int firstTerm = pAccum->useMalloc==0; - pAccum->useMalloc = 2; + int firstTerm = pAccum->mxAlloc==0; pAccum->mxAlloc = db->aLimit[SQLITE_LIMIT_LENGTH]; if( !firstTerm ){ if( argc==2 ){@@ -97001,6 +98074,11 @@ ** it is appropriate to apply the LIKE optimization to that function
** then set aWc[0] through aWc[2] to the wildcard characters and ** return TRUE. If the function is not a LIKE-style function then ** return FALSE. +** +** *pIsNocase is set to true if uppercase and lowercase are equivalent for +** the function (default for LIKE). If the function makes the distinction +** between uppercase and lowercase (as does GLOB) then *pIsNocase is set to +** false. */ SQLITE_PRIVATE int sqlite3IsLikeFunction(sqlite3 *db, Expr *pExpr, int *pIsNocase, char *aWc){ FuncDef *pDef;@@ -98332,7 +99410,8 @@ Expr *pEq; /* tFromCol = OLD.tToCol */
iFromCol = aiCol ? aiCol[i] : pFKey->aCol[0].iFrom; assert( iFromCol>=0 ); - tToCol.z = pIdx ? pTab->aCol[pIdx->aiColumn[i]].zName : "oid"; + assert( pIdx!=0 || (pTab->iPKey>=0 && pTab->iPKey<pTab->nCol) ); + tToCol.z = pTab->aCol[pIdx ? pIdx->aiColumn[i] : pTab->iPKey].zName; tFromCol.z = pFKey->pFrom->aCol[iFromCol].zName; tToCol.n = sqlite3Strlen30(tToCol.z);@@ -98344,10 +99423,10 @@ ** that the affinity and collation sequence associated with the
** parent table are used for the comparison. */ pEq = sqlite3PExpr(pParse, TK_EQ, sqlite3PExpr(pParse, TK_DOT, - sqlite3PExpr(pParse, TK_ID, 0, 0, &tOld), - sqlite3PExpr(pParse, TK_ID, 0, 0, &tToCol) + sqlite3ExprAlloc(db, TK_ID, &tOld, 0), + sqlite3ExprAlloc(db, TK_ID, &tToCol, 0) , 0), - sqlite3PExpr(pParse, TK_ID, 0, 0, &tFromCol) + sqlite3ExprAlloc(db, TK_ID, &tFromCol, 0) , 0); pWhere = sqlite3ExprAnd(db, pWhere, pEq);@@ -98359,12 +99438,12 @@ */
if( pChanges ){ pEq = sqlite3PExpr(pParse, TK_IS, sqlite3PExpr(pParse, TK_DOT, - sqlite3PExpr(pParse, TK_ID, 0, 0, &tOld), - sqlite3PExpr(pParse, TK_ID, 0, 0, &tToCol), + sqlite3ExprAlloc(db, TK_ID, &tOld, 0), + sqlite3ExprAlloc(db, TK_ID, &tToCol, 0), 0), sqlite3PExpr(pParse, TK_DOT, - sqlite3PExpr(pParse, TK_ID, 0, 0, &tNew), - sqlite3PExpr(pParse, TK_ID, 0, 0, &tToCol), + sqlite3ExprAlloc(db, TK_ID, &tNew, 0), + sqlite3ExprAlloc(db, TK_ID, &tToCol, 0), 0), 0); pWhen = sqlite3ExprAnd(db, pWhen, pEq);@@ -98374,8 +99453,8 @@ if( action!=OE_Restrict && (action!=OE_Cascade || pChanges) ){
Expr *pNew; if( action==OE_Cascade ){ pNew = sqlite3PExpr(pParse, TK_DOT, - sqlite3PExpr(pParse, TK_ID, 0, 0, &tNew), - sqlite3PExpr(pParse, TK_ID, 0, 0, &tToCol) + sqlite3ExprAlloc(db, TK_ID, &tNew, 0), + sqlite3ExprAlloc(db, TK_ID, &tToCol, 0) , 0); }else if( action==OE_SetDflt ){ Expr *pDflt = pFKey->pFrom->aCol[iFromCol].pDflt;@@ -98422,13 +99501,12 @@
pTrigger = (Trigger *)sqlite3DbMallocZero(db, sizeof(Trigger) + /* struct Trigger */ sizeof(TriggerStep) + /* Single step in trigger program */ - nFrom + 1 /* Space for pStep->target.z */ + nFrom + 1 /* Space for pStep->zTarget */ ); if( pTrigger ){ pStep = pTrigger->step_list = (TriggerStep *)&pTrigger[1]; - pStep->target.z = (char *)&pStep[1]; - pStep->target.n = nFrom; - memcpy((char *)pStep->target.z, zFrom, nFrom); + pStep->zTarget = (char *)&pStep[1]; + memcpy((char *)pStep->zTarget, zFrom, nFrom); pStep->pWhere = sqlite3ExprDup(db, pWhere, EXPRDUP_REDUCE); pStep->pExprList = sqlite3ExprListDup(db, pList, EXPRDUP_REDUCE);@@ -98893,20 +99971,23 @@
/* ** This routine is called to handle SQL of the following forms: ** -** insert into TABLE (IDLIST) values(EXPRLIST) +** insert into TABLE (IDLIST) values(EXPRLIST),(EXPRLIST),... ** insert into TABLE (IDLIST) select +** insert into TABLE (IDLIST) default values ** ** The IDLIST following the table name is always optional. If omitted, -** then a list of all columns for the table is substituted. The IDLIST -** appears in the pColumn parameter. pColumn is NULL if IDLIST is omitted. +** then a list of all (non-hidden) columns for the table is substituted. +** The IDLIST appears in the pColumn parameter. pColumn is NULL if IDLIST +** is omitted. ** -** The pList parameter holds EXPRLIST in the first form of the INSERT -** statement above, and pSelect is NULL. For the second form, pList is -** NULL and pSelect is a pointer to the select statement used to generate -** data for the insert. +** For the pSelect parameter holds the values to be inserted for the +** first two forms shown above. A VALUES clause is really just short-hand +** for a SELECT statement that omits the FROM clause and everything else +** that follows. If the pSelect parameter is NULL, that means that the +** DEFAULT VALUES form of the INSERT statement is intended. ** ** The code generated follows one of four templates. For a simple -** insert with data coming from a VALUES clause, the code executes +** insert with data coming from a single-row VALUES clause, the code executes ** once straight down through. Pseudo-code follows (we call this ** the "1st template"): **@@ -99013,7 +100094,7 @@ Db *pDb; /* The database containing table being inserted into */
u8 useTempTable = 0; /* Store SELECT results in intermediate table */ u8 appendFlag = 0; /* True if the insert is likely to be an append */ u8 withoutRowid; /* 0 for normal table. 1 for WITHOUT ROWID table */ - u8 bIdListInOrder = 1; /* True if IDLIST is in table order */ + u8 bIdListInOrder; /* True if IDLIST is in table order */ ExprList *pList = 0; /* List of VALUES() to be inserted */ /* Register allocations */@@ -99038,8 +100119,8 @@ goto insert_cleanup;
} /* If the Select object is really just a simple VALUES() list with a - ** single row values (the common case) then keep that one row of values - ** and go ahead and discard the Select object + ** single row (the common case) then keep that one row of values + ** and discard the other (unused) parts of the pSelect object */ if( pSelect && (pSelect->selFlags & SF_Values)!=0 && pSelect->pPrior==0 ){ pList = pSelect->pEList;@@ -99147,6 +100228,7 @@ ** the index of the primary key as it appears in IDLIST, not as
** is appears in the original table. (The index of the INTEGER ** PRIMARY KEY in the original table is pTab->iPKey.) */ + bIdListInOrder = (pTab->tabFlags & TF_OOOHidden)==0; if( pColumn ){ for(i=0; i<pColumn->nId; i++){ pColumn->a[i].idx = -1;@@ -99182,7 +100264,8 @@ ** produces a single row of the SELECT on each invocation. The
** co-routine is the common header to the 3rd and 4th templates. */ if( pSelect ){ - /* Data is coming from a SELECT. Generate a co-routine to run the SELECT */ + /* Data is coming from a SELECT or from a multi-row VALUES clause. + ** Generate a co-routine to run the SELECT. */ int regYield; /* Register holding co-routine entry-point */ int addrTop; /* Top of the co-routine */ int rc; /* Result code */@@ -99195,8 +100278,7 @@ dest.iSdst = bIdListInOrder ? regData : 0;
dest.nSdst = pTab->nCol; rc = sqlite3Select(pParse, pSelect, &dest); regFromSelect = dest.iSdst; - assert( pParse->nErr==0 || rc ); - if( rc || db->mallocFailed ) goto insert_cleanup; + if( rc || db->mallocFailed || pParse->nErr ) goto insert_cleanup; sqlite3VdbeAddOp1(v, OP_EndCoroutine, regYield); sqlite3VdbeJumpHere(v, addrTop - 1); /* label B: */ assert( pSelect->pEList );@@ -99244,8 +100326,8 @@ sqlite3ReleaseTempReg(pParse, regRec);
sqlite3ReleaseTempReg(pParse, regTempRowid); } }else{ - /* This is the case if the data for the INSERT is coming from a VALUES - ** clause + /* This is the case if the data for the INSERT is coming from a + ** single-row VALUES clause */ NameContext sNC; memset(&sNC, 0, sizeof(sNC));@@ -100316,6 +101398,7 @@ Select *pSelect, /* A SELECT statement to use as the data source */
int onError, /* How to handle constraint errors */ int iDbDest /* The database of pDest */ ){ + sqlite3 *db = pParse->db; ExprList *pEList; /* The result set of the SELECT */ Table *pSrc; /* The table in the FROM clause of SELECT */ Index *pSrcIdx, *pDestIdx; /* Source and destination indices */@@ -100463,11 +101546,11 @@ ** command, and the VACUUM command disables foreign key constraints. So
** the extra complication to make this rule less restrictive is probably ** not worth the effort. Ticket [6284df89debdfa61db8073e062908af0c9b6118e] */ - if( (pParse->db->flags & SQLITE_ForeignKeys)!=0 && pDest->pFKey!=0 ){ + if( (db->flags & SQLITE_ForeignKeys)!=0 && pDest->pFKey!=0 ){ return 0; } #endif - if( (pParse->db->flags & SQLITE_CountRows)!=0 ){ + if( (db->flags & SQLITE_CountRows)!=0 ){ return 0; /* xfer opt does not play well with PRAGMA count_changes */ }@@ -100478,7 +101561,7 @@ */
#ifdef SQLITE_TEST sqlite3_xferopt_count++; #endif - iDbSrc = sqlite3SchemaToIndex(pParse->db, pSrc->pSchema); + iDbSrc = sqlite3SchemaToIndex(db, pSrc->pSchema); v = sqlite3GetVdbe(pParse); sqlite3CodeVerifySchema(pParse, iDbSrc); iSrc = pParse->nTab++;@@ -100488,14 +101571,18 @@ regData = sqlite3GetTempReg(pParse);
regRowid = sqlite3GetTempReg(pParse); sqlite3OpenTable(pParse, iDest, iDbDest, pDest, OP_OpenWrite); assert( HasRowid(pDest) || destHasUniqueIdx ); - if( (pDest->iPKey<0 && pDest->pIndex!=0) /* (1) */ + if( (db->flags & SQLITE_Vacuum)==0 && ( + (pDest->iPKey<0 && pDest->pIndex!=0) /* (1) */ || destHasUniqueIdx /* (2) */ || (onError!=OE_Abort && onError!=OE_Rollback) /* (3) */ - ){ + )){ /* In some circumstances, we are able to run the xfer optimization - ** only if the destination table is initially empty. This code makes - ** that determination. Conditions under which the destination must - ** be empty: + ** only if the destination table is initially empty. Unless the + ** SQLITE_Vacuum flag is set, this block generates code to make + ** that determination. If SQLITE_Vacuum is set, then the destination + ** table is always empty. + ** + ** Conditions under which the destination must be empty: ** ** (1) There is no INTEGER PRIMARY KEY but there are indices. ** (If the destination is not initially empty, the rowid fields@@ -100538,6 +101625,7 @@ sqlite3TableLock(pParse, iDbDest, pDest->tnum, 1, pDest->zName);
sqlite3TableLock(pParse, iDbSrc, pSrc->tnum, 0, pSrc->zName); } for(pDestIdx=pDest->pIndex; pDestIdx; pDestIdx=pDestIdx->pNext){ + u8 useSeekResult = 0; for(pSrcIdx=pSrc->pIndex; ALWAYS(pSrcIdx); pSrcIdx=pSrcIdx->pNext){ if( xferCompatibleIndex(pDestIdx, pSrcIdx) ) break; }@@ -100551,7 +101639,33 @@ sqlite3VdbeChangeP5(v, OPFLAG_BULKCSR);
VdbeComment((v, "%s", pDestIdx->zName)); addr1 = sqlite3VdbeAddOp2(v, OP_Rewind, iSrc, 0); VdbeCoverage(v); sqlite3VdbeAddOp2(v, OP_RowKey, iSrc, regData); + if( db->flags & SQLITE_Vacuum ){ + /* This INSERT command is part of a VACUUM operation, which guarantees + ** that the destination table is empty. If all indexed columns use + ** collation sequence BINARY, then it can also be assumed that the + ** index will be populated by inserting keys in strictly sorted + ** order. In this case, instead of seeking within the b-tree as part + ** of every OP_IdxInsert opcode, an OP_Last is added before the + ** OP_IdxInsert to seek to the point within the b-tree where each key + ** should be inserted. This is faster. + ** + ** If any of the indexed columns use a collation sequence other than + ** BINARY, this optimization is disabled. This is because the user + ** might change the definition of a collation sequence and then run + ** a VACUUM command. In that case keys may not be written in strictly + ** sorted order. */ + for(i=0; i<pSrcIdx->nColumn; i++){ + char *zColl = pSrcIdx->azColl[i]; + assert( zColl!=0 ); + if( sqlite3_stricmp("BINARY", zColl) ) break; + } + if( i==pSrcIdx->nColumn ){ + useSeekResult = OPFLAG_USESEEKRESULT; + sqlite3VdbeAddOp3(v, OP_Last, iDest, 0, -1); + } + } sqlite3VdbeAddOp3(v, OP_IdxInsert, iDest, regData, 1); + sqlite3VdbeChangeP5(v, useSeekResult); sqlite3VdbeAddOp2(v, OP_Next, iSrc, addr1+1); VdbeCoverage(v); sqlite3VdbeJumpHere(v, addr1); sqlite3VdbeAddOp2(v, OP_Close, iSrc, 0);@@ -100601,7 +101715,7 @@ ** the xCallback() function is called. pArg becomes the first
** argument to xCallback(). If xCallback=NULL then no callback ** is invoked, even for queries. */ -SQLITE_API int sqlite3_exec( +SQLITE_API int SQLITE_STDCALL sqlite3_exec( sqlite3 *db, /* The database on which the SQL executes */ const char *zSql, /* The SQL to be executed */ sqlite3_callback xCallback, /* Invoke this callback routine */@@ -101670,7 +102784,7 @@ char *zErrmsg = 0;
const char *zEntry; char *zAltEntry = 0; void **aHandle; - int nMsg = 300 + sqlite3Strlen30(zFile); + u64 nMsg = 300 + sqlite3Strlen30(zFile); int ii; /* Shared library endings to try if zFile cannot be loaded as written */@@ -101713,7 +102827,7 @@ }
#endif if( handle==0 ){ if( pzErrMsg ){ - *pzErrMsg = zErrmsg = sqlite3_malloc(nMsg); + *pzErrMsg = zErrmsg = sqlite3_malloc64(nMsg); if( zErrmsg ){ sqlite3_snprintf(nMsg, zErrmsg, "unable to open shared library [%s]", zFile);@@ -101739,7 +102853,7 @@ */
if( xInit==0 && zProc==0 ){ int iFile, iEntry, c; int ncFile = sqlite3Strlen30(zFile); - zAltEntry = sqlite3_malloc(ncFile+30); + zAltEntry = sqlite3_malloc64(ncFile+30); if( zAltEntry==0 ){ sqlite3OsDlClose(pVfs, handle); return SQLITE_NOMEM;@@ -101761,7 +102875,7 @@ }
if( xInit==0 ){ if( pzErrMsg ){ nMsg += sqlite3Strlen30(zEntry); - *pzErrMsg = zErrmsg = sqlite3_malloc(nMsg); + *pzErrMsg = zErrmsg = sqlite3_malloc64(nMsg); if( zErrmsg ){ sqlite3_snprintf(nMsg, zErrmsg, "no entry point [%s] in shared library [%s]", zEntry, zFile);@@ -101796,7 +102910,7 @@
db->aExtension[db->nExtension++] = handle; return SQLITE_OK; } -SQLITE_API int sqlite3_load_extension( +SQLITE_API int SQLITE_STDCALL sqlite3_load_extension( sqlite3 *db, /* Load the extension into this database connection */ const char *zFile, /* Name of the shared library containing extension */ const char *zProc, /* Entry point. Use "sqlite3_extension_init" if 0 */@@ -101827,7 +102941,7 @@ /*
** Enable or disable extension loading. Extension loading is disabled by ** default so as not to open security holes in older applications. */ -SQLITE_API int sqlite3_enable_load_extension(sqlite3 *db, int onoff){ +SQLITE_API int SQLITE_STDCALL sqlite3_enable_load_extension(sqlite3 *db, int onoff){ sqlite3_mutex_enter(db->mutex); if( onoff ){ db->flags |= SQLITE_LoadExtension;@@ -101860,7 +102974,7 @@ ** mutex must be held while accessing this list.
*/ typedef struct sqlite3AutoExtList sqlite3AutoExtList; static SQLITE_WSD struct sqlite3AutoExtList { - int nExt; /* Number of entries in aExt[] */ + u32 nExt; /* Number of entries in aExt[] */ void (**aExt)(void); /* Pointers to the extension init functions */ } sqlite3Autoext = { 0, 0 };@@ -101884,7 +102998,7 @@ /*
** Register a statically linked extension that is automatically ** loaded by every new database connection. */ -SQLITE_API int sqlite3_auto_extension(void (*xInit)(void)){ +SQLITE_API int SQLITE_STDCALL sqlite3_auto_extension(void (*xInit)(void)){ int rc = SQLITE_OK; #ifndef SQLITE_OMIT_AUTOINIT rc = sqlite3_initialize();@@ -101893,7 +103007,7 @@ return rc;
}else #endif { - int i; + u32 i; #if SQLITE_THREADSAFE sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); #endif@@ -101903,9 +103017,9 @@ for(i=0; i<wsdAutoext.nExt; i++){
if( wsdAutoext.aExt[i]==xInit ) break; } if( i==wsdAutoext.nExt ){ - int nByte = (wsdAutoext.nExt+1)*sizeof(wsdAutoext.aExt[0]); + u64 nByte = (wsdAutoext.nExt+1)*sizeof(wsdAutoext.aExt[0]); void (**aNew)(void); - aNew = sqlite3_realloc(wsdAutoext.aExt, nByte); + aNew = sqlite3_realloc64(wsdAutoext.aExt, nByte); if( aNew==0 ){ rc = SQLITE_NOMEM; }else{@@ -101929,7 +103043,7 @@ **
** Return 1 if xInit was found on the list and removed. Return 0 if xInit ** was not on the list. */ -SQLITE_API int sqlite3_cancel_auto_extension(void (*xInit)(void)){ +SQLITE_API int SQLITE_STDCALL sqlite3_cancel_auto_extension(void (*xInit)(void)){ #if SQLITE_THREADSAFE sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); #endif@@ -101937,7 +103051,7 @@ int i;
int n = 0; wsdAutoextInit; sqlite3_mutex_enter(mutex); - for(i=wsdAutoext.nExt-1; i>=0; i--){ + for(i=(int)wsdAutoext.nExt-1; i>=0; i--){ if( wsdAutoext.aExt[i]==xInit ){ wsdAutoext.nExt--; wsdAutoext.aExt[i] = wsdAutoext.aExt[wsdAutoext.nExt];@@ -101952,7 +103066,7 @@
/* ** Reset the automatic extension loading mechanism. */ -SQLITE_API void sqlite3_reset_auto_extension(void){ +SQLITE_API void SQLITE_STDCALL sqlite3_reset_auto_extension(void){ #ifndef SQLITE_OMIT_AUTOINIT if( sqlite3_initialize()==SQLITE_OK ) #endif@@ -101975,7 +103089,7 @@ **
** If anything goes wrong, set an error in the database connection. */ SQLITE_PRIVATE void sqlite3AutoLoadExtensions(sqlite3 *db){ - int i; + u32 i; int go = 1; int rc; int (*xInit)(sqlite3*,char**,const sqlite3_api_routines*);@@ -102034,11 +103148,18 @@ # endif
#endif /*************************************************************************** -** The next block of code, including the PragTyp_XXXX macro definitions and -** the aPragmaName[] object is composed of generated code. DO NOT EDIT. -** -** To add new pragmas, edit the code in ../tool/mkpragmatab.tcl and rerun -** that script. Then copy/paste the output in place of the following: +** The "pragma.h" include file is an automatically generated file that +** that includes the PragType_XXXX macro definitions and the aPragmaName[] +** object. This ensures that the aPragmaName[] table is arranged in +** lexicographical order to facility a binary search of the pragma name. +** Do not edit pragma.h directly. Edit and rerun the script in at +** ../tool/mkpragmatab.tcl. */ +/************** Include pragma.h in the middle of pragma.c *******************/ +/************** Begin file pragma.h ******************************************/ +/* DO NOT EDIT! +** This file is automatically generated by the script at +** ../tool/mkpragmatab.tcl. To update the set of pragmas, edit +** that script and rerun it. */ #define PragTyp_HEADER_VALUE 0 #define PragTyp_AUTO_VACUUM 1@@ -102273,6 +103394,10 @@ { /* zName: */ "index_list",
/* ePragTyp: */ PragTyp_INDEX_LIST, /* ePragFlag: */ PragFlag_NeedSchema, /* iArg: */ 0 }, + { /* zName: */ "index_xinfo", + /* ePragTyp: */ PragTyp_INDEX_INFO, + /* ePragFlag: */ PragFlag_NeedSchema, + /* iArg: */ 1 }, #endif #if !defined(SQLITE_OMIT_INTEGRITY_CHECK) { /* zName: */ "integrity_check",@@ -102489,9 +103614,10 @@ /* ePragFlag: */ 0,
/* iArg: */ SQLITE_WriteSchema|SQLITE_RecoveryMode }, #endif }; -/* Number of pragmas: 58 on by default, 71 total. */ -/* End of the automatically generated pragma table. -***************************************************************************/ +/* Number of pragmas: 59 on by default, 72 total. */ + +/************** End of pragma.h **********************************************/ +/************** Continuing where we left off in pragma.c *********************/ /* ** Interpret the given string as a safety level. Return 0 for OFF,@@ -102627,15 +103753,15 @@ ** Generate code to return a single integer value.
*/ static void returnSingleInt(Parse *pParse, const char *zLabel, i64 value){ Vdbe *v = sqlite3GetVdbe(pParse); - int mem = ++pParse->nMem; + int nMem = ++pParse->nMem; i64 *pI64 = sqlite3DbMallocRaw(pParse->db, sizeof(value)); if( pI64 ){ memcpy(pI64, &value, sizeof(value)); } - sqlite3VdbeAddOp4(v, OP_Int64, 0, mem, 0, (char*)pI64, P4_INT64); + sqlite3VdbeAddOp4(v, OP_Int64, 0, nMem, 0, (char*)pI64, P4_INT64); sqlite3VdbeSetNumCols(v, 1); sqlite3VdbeSetColName(v, 0, COLNAME_NAME, zLabel, SQLITE_STATIC); - sqlite3VdbeAddOp2(v, OP_ResultRow, mem, 1); + sqlite3VdbeAddOp2(v, OP_ResultRow, nMem, 1); }@@ -102744,6 +103870,7 @@ int rc; /* return value form SQLITE_FCNTL_PRAGMA */
sqlite3 *db = pParse->db; /* The database connection */ Db *pDb; /* The specific database being pragmaed */ Vdbe *v = sqlite3GetVdbe(pParse); /* Prepared statement */ + const struct sPragmaNames *pPragma; if( v==0 ) return; sqlite3VdbeRunOnlyOnce(v);@@ -102779,6 +103906,17 @@
/* Send an SQLITE_FCNTL_PRAGMA file-control to the underlying VFS ** connection. If it returns SQLITE_OK, then assume that the VFS ** handled the pragma and generate a no-op prepared statement. + ** + ** IMPLEMENTATION-OF: R-12238-55120 Whenever a PRAGMA statement is parsed, + ** an SQLITE_FCNTL_PRAGMA file control is sent to the open sqlite3_file + ** object corresponding to the database file to which the pragma + ** statement refers. + ** + ** IMPLEMENTATION-OF: R-29875-31678 The argument to the SQLITE_FCNTL_PRAGMA + ** file control is an array of pointers to strings (char**) in which the + ** second element of the array is the name of the pragma and the third + ** element is the argument to the pragma or NULL if the pragma has no + ** argument. */ aFcntl[0] = 0; aFcntl[1] = zLeft;@@ -102788,11 +103926,11 @@ db->busyHandler.nBusy = 0;
rc = sqlite3_file_control(db, zDb, SQLITE_FCNTL_PRAGMA, (void*)aFcntl); if( rc==SQLITE_OK ){ if( aFcntl[0] ){ - int mem = ++pParse->nMem; - sqlite3VdbeAddOp4(v, OP_String8, 0, mem, 0, aFcntl[0], 0); + int nMem = ++pParse->nMem; + sqlite3VdbeAddOp4(v, OP_String8, 0, nMem, 0, aFcntl[0], 0); sqlite3VdbeSetNumCols(v, 1); sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "result", SQLITE_STATIC); - sqlite3VdbeAddOp2(v, OP_ResultRow, mem, 1); + sqlite3VdbeAddOp2(v, OP_ResultRow, nMem, 1); sqlite3_free(aFcntl[0]); } goto pragma_out;@@ -102821,14 +103959,15 @@ lwr = mid + 1;
} } if( lwr>upr ) goto pragma_out; + pPragma = &aPragmaNames[mid]; /* Make sure the database schema is loaded if the pragma requires that */ - if( (aPragmaNames[mid].mPragFlag & PragFlag_NeedSchema)!=0 ){ + if( (pPragma->mPragFlag & PragFlag_NeedSchema)!=0 ){ if( sqlite3ReadSchema(pParse) ) goto pragma_out; } /* Jump to the appropriate pragma handler */ - switch( aPragmaNames[mid].ePragTyp ){ + switch( pPragma->ePragTyp ){ #if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && !defined(SQLITE_OMIT_DEPRECATED) /*@@ -103396,7 +104535,9 @@ if( !db->autoCommit ){
pRet->aColl[i] = pColl; "Safety level may not be changed inside a transaction"); }else{ - pDb->safety_level = getSafetyLevel(zRight,0,1)+1; + int iLevel = (getSafetyLevel(zRight,0,1)+1) & PAGER_SYNCHRONOUS_MASK; + if( iLevel==0 ) iLevel = 1; + pDb->safety_level = iLevel; setAllPagerFlags(db); } }@@ -103407,10 +104548,9 @@
#ifndef SQLITE_OMIT_FLAG_PRAGMAS case PragTyp_FLAG: { if( zRight==0 ){ - returnSingleInt(pParse, aPragmaNames[mid].zName, - (db->flags & aPragmaNames[mid].iArg)!=0 ); + returnSingleInt(pParse, pPragma->zName, (db->flags & pPragma->iArg)!=0 ); }else{ - int mask = aPragmaNames[mid].iArg; /* Mask of bits to set or clear. */ + int mask = pPragma->iArg; /* Mask of bits to set or clear. */ if( db->autoCommit==0 ){ /* Foreign key support may not be enabled or disabled while not ** in auto-commit mode. */@@ -103492,7 +104632,7 @@ k = 0;
}else if( pPk==0 ){ k = 1; }else{ - for(k=1; ALWAYS(k<=pTab->nCol) && pPk->aiColumn[k-1]!=i; k++){} + for(k=1; k<=pTab->nCol && pPk->aiColumn[k-1]!=i; k++){} } sqlite3VdbeAddOp2(v, OP_Integer, k, 6); sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 6);@@ -103539,20 +104679,42 @@ Table *pTab;
pIdx = sqlite3FindIndex(db, zRight, zDb); if( pIdx ){ int i; + int mx; + if( pPragma->iArg ){ + /* PRAGMA index_xinfo (newer version with more rows and columns) */ + mx = pIdx->nColumn; + pParse->nMem = 6; + }else{ + /* PRAGMA index_info (legacy version) */ + mx = pIdx->nKeyCol; + pParse->nMem = 3; + } pTab = pIdx->pTable; - sqlite3VdbeSetNumCols(v, 3); - pParse->nMem = 3; + sqlite3VdbeSetNumCols(v, pParse->nMem); sqlite3CodeVerifySchema(pParse, iDb); sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seqno", SQLITE_STATIC); sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "cid", SQLITE_STATIC); sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "name", SQLITE_STATIC); - for(i=0; i<pIdx->nKeyCol; i++){ + if( pPragma->iArg ){ + sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "desc", SQLITE_STATIC); + sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "coll", SQLITE_STATIC); + sqlite3VdbeSetColName(v, 5, COLNAME_NAME, "key", SQLITE_STATIC); + } + for(i=0; i<mx; i++){ i16 cnum = pIdx->aiColumn[i]; sqlite3VdbeAddOp2(v, OP_Integer, i, 1); sqlite3VdbeAddOp2(v, OP_Integer, cnum, 2); - assert( pTab->nCol>cnum ); - sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pTab->aCol[cnum].zName, 0); - sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3); + if( cnum<0 ){ + sqlite3VdbeAddOp2(v, OP_Null, 0, 3); + }else{ + sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pTab->aCol[cnum].zName, 0); + } + if( pPragma->iArg ){ + sqlite3VdbeAddOp2(v, OP_Integer, pIdx->aSortOrder[i], 4); + sqlite3VdbeAddOp4(v, OP_String8, 0, 5, 0, pIdx->azColl[i], 0); + sqlite3VdbeAddOp2(v, OP_Integer, i<pIdx->nKeyCol, 6); + } + sqlite3VdbeAddOp2(v, OP_ResultRow, 1, pParse->nMem); } } }@@ -103565,17 +104727,22 @@ int i;
pTab = sqlite3FindTable(db, zRight, zDb); if( pTab ){ v = sqlite3GetVdbe(pParse); - sqlite3VdbeSetNumCols(v, 3); - pParse->nMem = 3; + sqlite3VdbeSetNumCols(v, 5); + pParse->nMem = 5; sqlite3CodeVerifySchema(pParse, iDb); sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC); sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC); sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "unique", SQLITE_STATIC); + sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "origin", SQLITE_STATIC); + sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "partial", SQLITE_STATIC); for(pIdx=pTab->pIndex, i=0; pIdx; pIdx=pIdx->pNext, i++){ + const char *azOrigin[] = { "c", "u", "pk" }; sqlite3VdbeAddOp2(v, OP_Integer, i, 1); sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pIdx->zName, 0); sqlite3VdbeAddOp2(v, OP_Integer, IsUniqueIndex(pIdx), 3); - sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3); + sqlite3VdbeAddOp4(v, OP_String8, 0, 4, 0, azOrigin[pIdx->idxType], 0); + sqlite3VdbeAddOp2(v, OP_Integer, pIdx->pPartIdxWhere!=0, 5); + sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 5); } } }@@ -104145,9 +105312,9 @@ ** The user-version is not used internally by SQLite. It may be used by
** applications for any purpose. */ case PragTyp_HEADER_VALUE: { - int iCookie = aPragmaNames[mid].iArg; /* Which cookie to read or write */ + int iCookie = pPragma->iArg; /* Which cookie to read or write */ sqlite3VdbeUsesBtree(v, iDb); - if( zRight && (aPragmaNames[mid].mPragFlag & PragFlag_ReadOnly)==0 ){ + if( zRight && (pPragma->mPragFlag & PragFlag_ReadOnly)==0 ){ /* Write the specified cookie value */ static const VdbeOpList setCookie[] = { { OP_Transaction, 0, 1, 0}, /* 0 */@@ -104249,8 +105416,9 @@
/* ** PRAGMA shrink_memory ** - ** This pragma attempts to free as much memory as possible from the - ** current database connection. + ** IMPLEMENTATION-OF: R-23445-46109 This pragma causes the database + ** connection on which it is invoked to free up as much memory as it + ** can, by calling sqlite3_db_release_memory(). */ case PragTyp_SHRINK_MEMORY: { sqlite3_db_release_memory(db);@@ -104267,7 +105435,7 @@ ** then 0 is returned. Setting the busy_timeout to 0 or negative
** disables the timeout. */ /*case PragTyp_BUSY_TIMEOUT*/ default: { - assert( aPragmaNames[mid].ePragTyp==PragTyp_BUSY_TIMEOUT ); + assert( pPragma->ePragTyp==PragTyp_BUSY_TIMEOUT ); if( zRight ){ sqlite3_busy_timeout(db, sqlite3Atoi(zRight)); }@@ -104279,8 +105447,12 @@ /*
** PRAGMA soft_heap_limit ** PRAGMA soft_heap_limit = N ** - ** Call sqlite3_soft_heap_limit64(N). Return the result. If N is omitted, - ** use -1. + ** IMPLEMENTATION-OF: R-26343-45930 This pragma invokes the + ** sqlite3_soft_heap_limit64() interface with the argument N, if N is + ** specified and is a non-negative integer. + ** IMPLEMENTATION-OF: R-64451-07163 The soft_heap_limit pragma always + ** returns the same integer that would be returned by the + ** sqlite3_soft_heap_limit64(-1) C-language function. */ case PragTyp_SOFT_HEAP_LIMIT: { sqlite3_int64 N;@@ -104466,7 +105638,7 @@ assert( iDb>=0 && iDb<db->nDb );
if( argv==0 ) return 0; /* Might happen if EMPTY_RESULT_CALLBACKS are on */ if( argv[1]==0 ){ corruptSchema(pData, argv[0], 0); - }else if( argv[2] && argv[2][0] ){ + }else if( sqlite3_strnicmp(argv[2],"create ",7)==0 ){ /* Call the parser to process a CREATE TABLE, INDEX or VIEW. ** But because db->init.busy is set to 1, no VDBE code is generated ** or executed. All the parser does is build the internal data@@ -104497,8 +105669,8 @@ }
} } sqlite3_finalize(pStmt); - }else if( argv[0]==0 ){ - corruptSchema(pData, 0, 0); + }else if( argv[0]==0 || (argv[2]!=0 && argv[2][0]!=0) ){ + corruptSchema(pData, argv[0], 0); }else{ /* If the SQL column is blank it means this is an index that ** was created to be the PRIMARY KEY or to fulfill a UNIQUE@@ -105176,7 +106348,7 @@ ** sqlite3_step(). In the new version, the original SQL text is retained
** and the statement is automatically recompiled if an schema change ** occurs. */ -SQLITE_API int sqlite3_prepare( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare( sqlite3 *db, /* Database handle. */ const char *zSql, /* UTF-8 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */@@ -105188,7 +106360,7 @@ rc = sqlite3LockAndPrepare(db,zSql,nBytes,0,0,ppStmt,pzTail);
assert( rc==SQLITE_OK || ppStmt==0 || *ppStmt==0 ); /* VERIFY: F13021 */ return rc; } -SQLITE_API int sqlite3_prepare_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare_v2( sqlite3 *db, /* Database handle. */ const char *zSql, /* UTF-8 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */@@ -105264,7 +106436,7 @@ ** sqlite3_step(). In the new version, the original SQL text is retained
** and the statement is automatically recompiled if an schema change ** occurs. */ -SQLITE_API int sqlite3_prepare16( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16( sqlite3 *db, /* Database handle. */ const void *zSql, /* UTF-16 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */@@ -105276,7 +106448,7 @@ rc = sqlite3Prepare16(db,zSql,nBytes,0,ppStmt,pzTail);
assert( rc==SQLITE_OK || ppStmt==0 || *ppStmt==0 ); /* VERIFY: F13021 */ return rc; } -SQLITE_API int sqlite3_prepare16_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16_v2( sqlite3 *db, /* Database handle. */ const void *zSql, /* UTF-16 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */@@ -105405,7 +106577,6 @@ Select *pNew;
Select standin; sqlite3 *db = pParse->db; pNew = sqlite3DbMallocZero(db, sizeof(*pNew) ); - assert( db->mallocFailed || !pOffset || pLimit ); /* OFFSET implies LIMIT */ if( pNew==0 ){ assert( db->mallocFailed ); pNew = &standin;@@ -105425,7 +106596,7 @@ pNew->selFlags = selFlags;
pNew->op = TK_SELECT; pNew->pLimit = pLimit; pNew->pOffset = pOffset; - assert( pOffset==0 || pLimit!=0 ); + assert( pOffset==0 || pLimit!=0 || pParse->nErr>0 || db->mallocFailed!=0 ); pNew->addrOpenEphm[0] = -1; pNew->addrOpenEphm[1] = -1; if( db->mallocFailed ) {@@ -105857,20 +107028,17 @@ op = OP_IdxInsert;
} sqlite3VdbeAddOp2(v, op, pSort->iECursor, regRecord); if( pSelect->iLimit ){ - int addr1, addr2; + int addr; int iLimit; if( pSelect->iOffset ){ iLimit = pSelect->iOffset+1; }else{ iLimit = pSelect->iLimit; } - addr1 = sqlite3VdbeAddOp1(v, OP_IfZero, iLimit); VdbeCoverage(v); - sqlite3VdbeAddOp2(v, OP_AddImm, iLimit, -1); - addr2 = sqlite3VdbeAddOp0(v, OP_Goto); - sqlite3VdbeJumpHere(v, addr1); + addr = sqlite3VdbeAddOp3(v, OP_IfNotZero, iLimit, 0, -1); VdbeCoverage(v); sqlite3VdbeAddOp1(v, OP_Last, pSort->iECursor); sqlite3VdbeAddOp1(v, OP_Delete, pSort->iECursor); - sqlite3VdbeJumpHere(v, addr2); + sqlite3VdbeJumpHere(v, addr); } }@@ -106267,7 +107435,7 @@ ** there is a sorter, in which case the sorter has already limited
** the output for us. */ if( pSort==0 && p->iLimit ){ - sqlite3VdbeAddOp3(v, OP_IfZero, p->iLimit, iBreak, -1); VdbeCoverage(v); + sqlite3VdbeAddOp2(v, OP_DecrJumpZero, p->iLimit, iBreak); VdbeCoverage(v); } }@@ -106678,7 +107846,7 @@ /* The "table" is actually a sub-select or a view in the FROM clause
** of the SELECT statement. Return the declaration type and origin ** data for the result-set column of the sub-select. */ - if( iCol>=0 && ALWAYS(iCol<pS->pEList->nExpr) ){ + if( iCol>=0 && iCol<pS->pEList->nExpr ){ /* If iCol is less than zero, then the expression requests the ** rowid of the sub-select or view. This expression is legal (see ** test case misc2.2.2) - it always evaluates to NULL.@@ -106998,12 +108166,14 @@ sNC.pSrcList = pSelect->pSrc;
a = pSelect->pEList->a; for(i=0, pCol=pTab->aCol; i<pTab->nCol; i++, pCol++){ p = a[i].pExpr; - pCol->zType = sqlite3DbStrDup(db, columnType(&sNC, p,0,0,0, &pCol->szEst)); + if( pCol->zType==0 ){ + pCol->zType = sqlite3DbStrDup(db, columnType(&sNC, p,0,0,0, &pCol->szEst)); + } szAll += pCol->szEst; pCol->affinity = sqlite3ExprAffinity(p); if( pCol->affinity==0 ) pCol->affinity = SQLITE_AFF_NONE; pColl = sqlite3ExprCollSeq(pParse, p); - if( pColl ){ + if( pColl && pCol->zColl==0 ){ pCol->zColl = sqlite3DbStrDup(db, pColl->zName); } }@@ -107120,7 +108290,7 @@ }else{
sqlite3ExprCode(pParse, p->pLimit, iLimit); sqlite3VdbeAddOp1(v, OP_MustBeInt, iLimit); VdbeCoverage(v); VdbeComment((v, "LIMIT counter")); - sqlite3VdbeAddOp2(v, OP_IfZero, iLimit, iBreak); VdbeCoverage(v); + sqlite3VdbeAddOp2(v, OP_IfNot, iLimit, iBreak); VdbeCoverage(v); } if( p->pOffset ){ p->iOffset = iOffset = ++pParse->nMem;@@ -107339,7 +108509,7 @@ codeOffset(v, regOffset, addrCont);
selectInnerLoop(pParse, p, p->pEList, iCurrent, 0, 0, pDest, addrCont, addrBreak); if( regLimit ){ - sqlite3VdbeAddOp3(v, OP_IfZero, regLimit, addrBreak, -1); + sqlite3VdbeAddOp2(v, OP_DecrJumpZero, regLimit, addrBreak); VdbeCoverage(v); } sqlite3VdbeResolveLabel(v, addrCont);@@ -107405,8 +108575,7 @@ Select *pPrior;
int nExpr = p->pEList->nExpr; int nRow = 1; int rc = 0; - assert( p->pNext==0 ); - assert( p->selFlags & SF_AllValues ); + assert( p->selFlags & SF_MultiValue ); do{ assert( p->selFlags & SF_Values ); assert( p->op==TK_ALL || (p->op==TK_SELECT && p->pPrior==0) );@@ -107515,7 +108684,7 @@ }
/* Special handling for a compound-select that originates as a VALUES clause. */ - if( p->selFlags & SF_AllValues ){ + if( p->selFlags & SF_MultiValue ){ rc = multiSelectValues(pParse, p, &dest); goto multi_select_end; }@@ -107564,7 +108733,7 @@ p->pPrior = 0;
p->iLimit = pPrior->iLimit; p->iOffset = pPrior->iOffset; if( p->iLimit ){ - addr = sqlite3VdbeAddOp1(v, OP_IfZero, p->iLimit); VdbeCoverage(v); + addr = sqlite3VdbeAddOp1(v, OP_IfNot, p->iLimit); VdbeCoverage(v); VdbeComment((v, "Jump ahead if LIMIT reached")); } explainSetInteger(iSub2, pParse->iNextSelectId);@@ -107900,7 +109069,7 @@ ** item into the set table with bogus data.
*/ case SRT_Set: { int r1; - assert( pIn->nSdst==1 ); + assert( pIn->nSdst==1 || pParse->nErr>0 ); pDest->affSdst = sqlite3CompareAffinity(p->pEList->a[0].pExpr, pDest->affSdst); r1 = sqlite3GetTempReg(pParse);@@ -107926,7 +109095,7 @@ ** store the results in the appropriate memory cell and break out
** of the scan loop. */ case SRT_Mem: { - assert( pIn->nSdst==1 ); + assert( pIn->nSdst==1 || pParse->nErr>0 ); testcase( pIn->nSdst!=1 ); sqlite3ExprCodeMove(pParse, pIn->iSdst, pDest->iSDParm, 1); /* The LIMIT clause will jump out of the loop for us */ break;@@ -107941,7 +109110,7 @@ if( pDest->iSdst==0 ){
pDest->iSdst = sqlite3GetTempRange(pParse, pIn->nSdst); pDest->nSdst = pIn->nSdst; } - sqlite3ExprCodeMove(pParse, pIn->iSdst, pDest->iSdst, pDest->nSdst); + sqlite3ExprCodeMove(pParse, pIn->iSdst, pDest->iSdst, pIn->nSdst); sqlite3VdbeAddOp1(v, OP_Yield, pDest->iSDParm); break; }@@ -107965,7 +109134,7 @@
/* Jump to the end of the loop if the LIMIT is reached. */ if( p->iLimit ){ - sqlite3VdbeAddOp3(v, OP_IfZero, p->iLimit, iBreak, -1); VdbeCoverage(v); + sqlite3VdbeAddOp2(v, OP_DecrJumpZero, p->iLimit, iBreak); VdbeCoverage(v); } /* Generate the subroutine return@@ -108157,8 +109326,10 @@ aPermute = sqlite3DbMallocRaw(db, sizeof(int)*nOrderBy);
if( aPermute ){ struct ExprList_item *pItem; for(i=0, pItem=pOrderBy->a; i<nOrderBy; i++, pItem++){ - assert( pItem->u.x.iOrderByCol>0 - && pItem->u.x.iOrderByCol<=p->pEList->nExpr ); + assert( pItem->u.x.iOrderByCol>0 ); + /* assert( pItem->u.x.iOrderByCol<=p->pEList->nExpr ) is also true + ** but only for well-formed SELECT statements. */ + testcase( pItem->u.x.iOrderByCol > p->pEList->nExpr ); aPermute[i] = pItem->u.x.iOrderByCol - 1; } pKeyMerge = multiSelectOrderByKeyInfo(pParse, p, 1);@@ -108368,7 +109539,7 @@
/*** TBD: Insert subroutine calls to close cursors on incomplete **** subqueries ****/ explainComposite(pParse, p->op, iSub1, iSub2, 0); - return SQLITE_OK; + return pParse->nErr!=0; } #endif@@ -108488,7 +109659,10 @@ ** Flattening is only attempted if all of the following are true:
** ** (1) The subquery and the outer query do not both use aggregates. ** -** (2) The subquery is not an aggregate or the outer query is not a join. +** (2) The subquery is not an aggregate or (2a) the outer query is not a join +** and (2b) the outer query does not use subqueries other than the one +** FROM-clause subquery that is a candidate for flattening. (2b is +** due to ticket [2f7170d73bf9abf80] from 2015-02-09.) ** ** (3) The subquery is not the right operand of a left outer join ** (Originally ticket #306. Strengthened by ticket #3300)@@ -108625,8 +109799,17 @@ pSubitem = &pSrc->a[iFrom];
iParent = pSubitem->iCursor; pSub = pSubitem->pSelect; assert( pSub!=0 ); - if( isAgg && subqueryIsAgg ) return 0; /* Restriction (1) */ - if( subqueryIsAgg && pSrc->nSrc>1 ) return 0; /* Restriction (2) */ + if( subqueryIsAgg ){ + if( isAgg ) return 0; /* Restriction (1) */ + if( pSrc->nSrc>1 ) return 0; /* Restriction (2a) */ + if( (p->pWhere && ExprHasProperty(p->pWhere,EP_Subquery)) + || (sqlite3ExprListFlags(p->pEList) & EP_Subquery)!=0 + || (sqlite3ExprListFlags(p->pOrderBy) & EP_Subquery)!=0 + ){ + return 0; /* Restriction (2b) */ + } + } + pSubSrc = pSub->pSrc; assert( pSubSrc ); /* Prior to version 3.1.2, when LIMIT and OFFSET had to be simple constants,@@ -109168,7 +110351,10 @@ pNew->pHaving = 0;
pNew->pOrderBy = 0; p->pPrior = 0; p->pNext = 0; + p->pWith = 0; p->selFlags &= ~SF_Compound; + assert( (p->selFlags & SF_Converted)==0 ); + p->selFlags |= SF_Converted; assert( pNew->pPrior!=0 ); pNew->pPrior->pNext = pNew; pNew->pLimit = 0;@@ -109320,7 +110506,7 @@
for(pLeft=pSel; pLeft->pPrior; pLeft=pLeft->pPrior); pEList = pLeft->pEList; if( pCte->pCols ){ - if( pEList->nExpr!=pCte->pCols->nExpr ){ + if( pEList && pEList->nExpr!=pCte->pCols->nExpr ){ sqlite3ErrorMsg(pParse, "table %s has %d values for %d columns", pCte->zName, pEList->nExpr, pCte->pCols->nExpr );@@ -109447,7 +110633,7 @@ Select *pSel = pFrom->pSelect;
/* A sub-query in the FROM clause of a SELECT */ assert( pSel!=0 ); assert( pFrom->pTab==0 ); - sqlite3WalkSelect(pWalker, pSel); + if( sqlite3WalkSelect(pWalker, pSel) ) return WRC_Abort; pFrom->pTab = pTab = sqlite3DbMallocZero(db, sizeof(Table)); if( pTab==0 ) return WRC_Abort; pTab->nRef = 1;@@ -109704,7 +110890,7 @@ w.xSelectCallback = convertCompoundSelectToSubquery;
sqlite3WalkSelect(&w, pSelect); } w.xSelectCallback = selectExpander; - if( (pSelect->selFlags & SF_AllValues)==0 ){ + if( (pSelect->selFlags & SF_MultiValue)==0 ){ w.xSelectCallback2 = selectPopWith; } sqlite3WalkSelect(&w, pSelect);@@ -109890,7 +111076,8 @@ regAgg = 0;
} if( pF->iDistinct>=0 ){ addrNext = sqlite3VdbeMakeLabel(v); - assert( nArg==1 ); + testcase( nArg==0 ); /* Error condition */ + testcase( nArg>1 ); /* Also an error */ codeDistinct(pParse, pF->iDistinct, addrNext, 1, regAgg); } if( pF->pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){@@ -110046,6 +111233,13 @@ goto select_end;
} isAgg = (p->selFlags & SF_Aggregate)!=0; assert( pEList!=0 ); +#if SELECTTRACE_ENABLED + if( sqlite3SelectTrace & 0x100 ){ + SELECTTRACE(0x100,pParse,p, ("after name resolution:\n")); + sqlite3TreeViewSelect(0, p, 0); + } +#endif + /* Begin generating code. */@@ -110758,10 +111952,9 @@ /* Jump here to skip this query
*/ sqlite3VdbeResolveLabel(v, iEnd); - /* The SELECT was successfully coded. Set the return code to 0 - ** to indicate no errors. - */ - rc = 0; + /* The SELECT has been coded. If there is an error in the Parse structure, + ** set the return code to 1. Otherwise 0. */ + rc = (pParse->nErr>0); /* Control jumps to here if an error is encountered above, or upon ** successful coding of the SELECT.@@ -110791,9 +111984,9 @@ */
SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){ int n = 0; pView = sqlite3TreeViewPush(pView, moreToFollow); - sqlite3TreeViewLine(pView, "SELECT%s%s", + sqlite3TreeViewLine(pView, "SELECT%s%s (0x%p)", ((p->selFlags & SF_Distinct) ? " DISTINCT" : ""), - ((p->selFlags & SF_Aggregate) ? " agg_flag" : "") + ((p->selFlags & SF_Aggregate) ? " agg_flag" : ""), p ); if( p->pSrc && p->pSrc->nSrc ) n++; if( p->pWhere ) n++;@@ -110812,7 +112005,7 @@ for(i=0; i<p->pSrc->nSrc; i++){
struct SrcList_item *pItem = &p->pSrc->a[i]; StrAccum x; char zLine[100]; - sqlite3StrAccumInit(&x, zLine, sizeof(zLine), 0); + sqlite3StrAccumInit(&x, 0, zLine, sizeof(zLine), 0); sqlite3XPrintf(&x, 0, "{%d,*}", pItem->iCursor); if( pItem->zDatabase ){ sqlite3XPrintf(&x, 0, " %s.%s", pItem->zDatabase, pItem->zName);@@ -110971,7 +112164,7 @@ if( argv[i]==0 ){
z = 0; }else{ int n = sqlite3Strlen30(argv[i])+1; - z = sqlite3_malloc( n ); + z = sqlite3_malloc64( n ); if( z==0 ) goto malloc_failed; memcpy(z, argv[i], n); }@@ -110996,7 +112189,7 @@ ** from malloc(). But the caller cannot free this memory directly.
** Instead, the entire table should be passed to sqlite3_free_table() when ** the calling procedure is finished using it. */ -SQLITE_API int sqlite3_get_table( +SQLITE_API int SQLITE_STDCALL sqlite3_get_table( sqlite3 *db, /* The database on which the SQL executes */ const char *zSql, /* The SQL to be executed */ char ***pazResult, /* Write the result table here */@@ -111020,7 +112213,7 @@ res.nColumn = 0;
res.nData = 1; res.nAlloc = 20; res.rc = SQLITE_OK; - res.azResult = sqlite3_malloc(sizeof(char*)*res.nAlloc ); + res.azResult = sqlite3_malloc64(sizeof(char*)*res.nAlloc ); if( res.azResult==0 ){ db->errCode = SQLITE_NOMEM; return SQLITE_NOMEM;@@ -111048,7 +112241,7 @@ return rc;
} if( res.nAlloc>res.nData ){ char **azNew; - azNew = sqlite3_realloc( res.azResult, sizeof(char*)*res.nData ); + azNew = sqlite3_realloc64( res.azResult, sizeof(char*)*res.nData ); if( azNew==0 ){ sqlite3_free_table(&res.azResult[1]); db->errCode = SQLITE_NOMEM;@@ -111065,7 +112258,7 @@
/* ** This routine frees the space the sqlite3_get_table() malloced. */ -SQLITE_API void sqlite3_free_table( +SQLITE_API void SQLITE_STDCALL sqlite3_free_table( char **azResult /* Result returned from sqlite3_get_table() */ ){ if( azResult ){@@ -111276,7 +112469,6 @@
/* Do not create a trigger on a system table */ if( sqlite3StrNICmp(pTab->zName, "sqlite_", 7)==0 ){ sqlite3ErrorMsg(pParse, "cannot create trigger on system table"); - pParse->nErr++; goto trigger_cleanup; }@@ -111456,12 +112648,12 @@ Token *pName /* The target name */
){ TriggerStep *pTriggerStep; - pTriggerStep = sqlite3DbMallocZero(db, sizeof(TriggerStep) + pName->n); + pTriggerStep = sqlite3DbMallocZero(db, sizeof(TriggerStep) + pName->n + 1); if( pTriggerStep ){ char *z = (char*)&pTriggerStep[1]; memcpy(z, pName->z, pName->n); - pTriggerStep->target.z = z; - pTriggerStep->target.n = pName->n; + sqlite3Dequote(z); + pTriggerStep->zTarget = z; pTriggerStep->op = op; } return pTriggerStep;@@ -111744,7 +112936,7 @@ return (mask ? pList : 0);
} /* -** Convert the pStep->target token into a SrcList and return a pointer +** Convert the pStep->zTarget string into a SrcList and return a pointer ** to that SrcList. ** ** This routine adds a specific database name, if needed, to the target when@@ -111757,17 +112949,17 @@ static SrcList *targetSrcList(
Parse *pParse, /* The parsing context */ TriggerStep *pStep /* The trigger containing the target token */ ){ + sqlite3 *db = pParse->db; int iDb; /* Index of the database to use */ SrcList *pSrc; /* SrcList to be returned */ - pSrc = sqlite3SrcListAppend(pParse->db, 0, &pStep->target, 0); + pSrc = sqlite3SrcListAppend(db, 0, 0, 0); if( pSrc ){ assert( pSrc->nSrc>0 ); - assert( pSrc->a!=0 ); - iDb = sqlite3SchemaToIndex(pParse->db, pStep->pTrig->pSchema); + pSrc->a[pSrc->nSrc-1].zName = sqlite3DbStrDup(db, pStep->zTarget); + iDb = sqlite3SchemaToIndex(db, pStep->pTrig->pSchema); if( iDb==0 || iDb>=2 ){ - sqlite3 *db = pParse->db; - assert( iDb<pParse->db->nDb ); + assert( iDb<db->nDb ); pSrc->a[pSrc->nSrc-1].zDatabase = sqlite3DbStrDup(db, db->aDb[iDb].zName); } }@@ -111879,6 +113071,7 @@ assert( pTo->zErrMsg==0 || pTo->nErr );
if( pTo->nErr==0 ){ pTo->zErrMsg = pFrom->zErrMsg; pTo->nErr = pFrom->nErr; + pTo->rc = pFrom->rc; }else{ sqlite3DbFree(pFrom->db, pFrom->zErrMsg); }@@ -113163,7 +114356,7 @@ ** to read the schema was concluded. Unlock it here so that this doesn't
** cause problems for the call to BtreeSetPageSize() below. */ sqlite3BtreeCommit(pTemp); - nRes = sqlite3BtreeGetReserve(pMain); + nRes = sqlite3BtreeGetOptimalReserve(pMain); /* A VACUUM cannot change the pagesize of an encrypted database. */ #ifdef SQLITE_HAS_CODEC@@ -113229,6 +114422,8 @@ /* Loop through the tables in the main database. For each, do
** an "INSERT INTO vacuum_db.xxx SELECT * FROM main.xxx;" to copy ** the contents to the temporary database. */ + assert( (db->flags & SQLITE_Vacuum)==0 ); + db->flags |= SQLITE_Vacuum; rc = execExecSql(db, pzErrMsg, "SELECT 'INSERT INTO vacuum_db.' || quote(name) " "|| ' SELECT * FROM main.' || quote(name) || ';'"@@ -113236,6 +114431,8 @@ "FROM main.sqlite_master "
"WHERE type = 'table' AND name!='sqlite_sequence' " " AND coalesce(rootpage,1)>0" ); + assert( (db->flags & SQLITE_Vacuum)!=0 ); + db->flags &= ~SQLITE_Vacuum; if( rc!=SQLITE_OK ) goto end_of_vacuum; /* Copy over the sequence table@@ -113374,6 +114571,8 @@ */
struct VtabCtx { VTable *pVTable; /* The virtual table being constructed */ Table *pTab; /* The Table object to which the virtual table belongs */ + VtabCtx *pPrior; /* Parent context (if any) */ + int bDeclared; /* True after sqlite3_declare_vtab() is called */ }; /*@@ -113425,7 +114624,7 @@
/* ** External API function used to create a new virtual-table module. */ -SQLITE_API int sqlite3_create_module( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module( sqlite3 *db, /* Database in which module is registered */ const char *zName, /* Name assigned to this module */ const sqlite3_module *pModule, /* The definition of the module */@@ -113440,7 +114639,7 @@
/* ** External API function used to create a new virtual-table module. */ -SQLITE_API int sqlite3_create_module_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module_v2( sqlite3 *db, /* Database in which module is registered */ const char *zName, /* Name assigned to this module */ const sqlite3_module *pModule, /* The definition of the module */@@ -113739,6 +114938,7 @@ pRet->aColl[i] = pColl;
pRet->aColl[i] = pColl; char *zWhere; int iDb; + int iReg; Vdbe *v; /* Compute the complete text of the CREATE VIRTUAL TABLE statement */@@ -113773,8 +114973,10 @@
sqlite3VdbeAddOp2(v, OP_Expire, 0, 0); zWhere = sqlite3MPrintf(db, "name='%q' AND type='table'", pTab->zName); sqlite3VdbeAddParseSchemaOp(v, iDb, zWhere); - sqlite3VdbeAddOp4(v, OP_VCreate, iDb, 0, 0, - pTab->zName, sqlite3Strlen30(pTab->zName) + 1); + + iReg = ++pParse->nMem; + sqlite3VdbeAddOp4(v, OP_String8, 0, iReg, 0, pTab->zName, 0); + sqlite3VdbeAddOp2(v, OP_VCreate, iDb, iReg); } /* If we are rereading the sqlite_master table create the in-memory@@ -113817,7 +115019,7 @@ if( pArg->z==0 ){
pArg->z = p->z; pArg->n = p->n; }else{ - assert(pArg->z < p->z); + assert(pArg->z <= p->z); pArg->n = (int)(&p->z[p->n] - pArg->z); } }@@ -113834,15 +115036,27 @@ Module *pMod,
int (*xConstruct)(sqlite3*,void*,int,const char*const*,sqlite3_vtab**,char**), char **pzErr ){ - VtabCtx sCtx, *pPriorCtx; + VtabCtx sCtx; VTable *pVTable; int rc; const char *const*azArg = (const char *const*)pTab->azModuleArg; int nArg = pTab->nModuleArg; char *zErr = 0; - char *zModuleName = sqlite3MPrintf(db, "%s", pTab->zName); + char *zModuleName; int iDb; + VtabCtx *pCtx; + /* Check that the virtual-table is not already being initialized */ + for(pCtx=db->pVtabCtx; pCtx; pCtx=pCtx->pPrior){ + if( pCtx->pTab==pTab ){ + *pzErr = sqlite3MPrintf(db, + "vtable constructor called recursively: %s", pTab->zName + ); + return SQLITE_LOCKED; + } + } + + zModuleName = sqlite3MPrintf(db, "%s", pTab->zName); if( !zModuleName ){ return SQLITE_NOMEM; }@@ -113863,11 +115077,13 @@ assert( &db->pVtabCtx );
assert( xConstruct ); sCtx.pTab = pTab; sCtx.pVTable = pVTable; - pPriorCtx = db->pVtabCtx; + sCtx.pPrior = db->pVtabCtx; + sCtx.bDeclared = 0; db->pVtabCtx = &sCtx; rc = xConstruct(db, pMod->pAux, nArg, azArg, &pVTable->pVtab, &zErr); - db->pVtabCtx = pPriorCtx; + db->pVtabCtx = sCtx.pPrior; if( rc==SQLITE_NOMEM ) db->mallocFailed = 1; + assert( sCtx.pTab==pTab ); if( SQLITE_OK!=rc ){ if( zErr==0 ){@@ -113883,13 +115099,14 @@ ** the sqlite3_vtab object if successful. */
memset(pVTable->pVtab, 0, sizeof(pVTable->pVtab[0])); pVTable->pVtab->pModule = pMod->pModule; pVTable->nRef = 1; - if( sCtx.pTab ){ + if( sCtx.bDeclared==0 ){ const char *zFormat = "vtable constructor did not declare schema: %s"; *pzErr = sqlite3MPrintf(db, zFormat, pTab->zName); sqlite3VtabUnlock(pVTable); rc = SQLITE_ERROR; }else{ int iCol; + u8 oooHidden = 0; /* If everything went according to plan, link the new VTable structure ** into the linked list headed by pTab->pVTable. Then loop through the ** columns of the table to see if any of them contain the token "hidden".@@ -113902,7 +115119,10 @@ pRet->aColl[i] = pColl;
char *zType = pTab->aCol[iCol].zType; int nType; int i = 0; - if( !zType ) continue; + if( !zType ){ + pTab->tabFlags |= oooHidden; + continue; + } nType = sqlite3Strlen30(zType); if( sqlite3StrNICmp("hidden", zType, 6)||(zType[6] && zType[6]!=' ') ){ for(i=0; i<nType; i++){@@ -113925,6 +115145,9 @@ assert(zType[i-1]==' ');
zType[i-1] = '\0'; } pTab->aCol[iCol].colFlags |= COLFLAG_HIDDEN; + oooHidden = TF_OOOHidden; + }else{ + pTab->tabFlags |= oooHidden; } } }@@ -114052,22 +115275,26 @@ ** This function is used to set the schema of a virtual table. It is only
** valid to call this function from within the xCreate() or xConnect() of a ** virtual table module. */ -SQLITE_API int sqlite3_declare_vtab(sqlite3 *db, const char *zCreateTable){ +SQLITE_API int SQLITE_STDCALL sqlite3_declare_vtab(sqlite3 *db, const char *zCreateTable){ + VtabCtx *pCtx; Parse *pParse; - int rc = SQLITE_OK; Table *pTab; char *zErr = 0; #ifdef SQLITE_ENABLE_API_ARMOR - if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT; + if( !sqlite3SafetyCheckOk(db) || zCreateTable==0 ){ + return SQLITE_MISUSE_BKPT; + } #endif sqlite3_mutex_enter(db->mutex); - if( !db->pVtabCtx || !(pTab = db->pVtabCtx->pTab) ){ + pCtx = db->pVtabCtx; + if( !pCtx || pCtx->bDeclared ){ sqlite3Error(db, SQLITE_MISUSE); sqlite3_mutex_leave(db->mutex); return SQLITE_MISUSE_BKPT; } + pTab = pCtx->pTab; assert( (pTab->tabFlags & TF_Virtual)!=0 ); pParse = sqlite3StackAllocZero(db, sizeof(*pParse));@@ -114090,7 +115317,7 @@ pTab->nCol = pParse->pNewTable->nCol;
pParse->pNewTable->nCol = 0; pParse->pNewTable->aCol = 0; } - db->pVtabCtx->pTab = 0; + pCtx->bDeclared = 1; }else{ sqlite3ErrorWithMsg(db, SQLITE_ERROR, (zErr ? "%s" : 0), zErr); sqlite3DbFree(db, zErr);@@ -114125,11 +115352,15 @@ Table *pTab;
pTab = sqlite3FindTable(db, zTab, db->aDb[iDb].zName); if( ALWAYS(pTab!=0 && pTab->pVTable!=0) ){ - VTable *p = vtabDisconnectAll(db, pTab); - - assert( rc==SQLITE_OK ); + VTable *p; + for(p=pTab->pVTable; p; p=p->pNext){ + assert( p->pVtab ); + if( p->pVtab->nRef>0 ){ + return SQLITE_LOCKED; + } + } + p = vtabDisconnectAll(db, pTab); rc = p->pMod->pModule->xDestroy(p->pVtab); - /* Remove the sqlite3_vtab* from the aVTrans[] array, if applicable */ if( rc==SQLITE_OK ){ assert( pTab->pVTable==p && p->pNext==0 );@@ -114280,7 +115511,7 @@ SQLITE_PRIVATE int sqlite3VtabSavepoint(sqlite3 *db, int op, int iSavepoint){
int rc = SQLITE_OK; assert( op==SAVEPOINT_RELEASE||op==SAVEPOINT_ROLLBACK||op==SAVEPOINT_BEGIN ); - assert( iSavepoint>=0 ); + assert( iSavepoint>=-1 ); if( db->aVTrans ){ int i; for(i=0; rc==SQLITE_OK && i<db->nVTrans; i++){@@ -114398,7 +115629,7 @@ for(i=0; i<pToplevel->nVtabLock; i++){
if( pTab==pToplevel->apVtabLock[i] ) return; } n = (pToplevel->nVtabLock+1)*sizeof(pToplevel->apVtabLock[0]); - apVtabLock = sqlite3_realloc(pToplevel->apVtabLock, n); + apVtabLock = sqlite3_realloc64(pToplevel->apVtabLock, n); if( apVtabLock ){ pToplevel->apVtabLock = apVtabLock; pToplevel->apVtabLock[pToplevel->nVtabLock++] = pTab;@@ -114414,7 +115645,7 @@ **
** The results of this routine are undefined unless it is called from ** within an xUpdate method. */ -SQLITE_API int sqlite3_vtab_on_conflict(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_vtab_on_conflict(sqlite3 *db){ static const unsigned char aMap[] = { SQLITE_ROLLBACK, SQLITE_ABORT, SQLITE_FAIL, SQLITE_IGNORE, SQLITE_REPLACE };@@ -114432,7 +115663,7 @@ ** Call from within the xCreate() or xConnect() methods to provide
** the SQLite core with additional information about the behavior ** of the virtual table being implemented. */ -SQLITE_API int sqlite3_vtab_config(sqlite3 *db, int op, ...){ +SQLITE_API int SQLITE_CDECL sqlite3_vtab_config(sqlite3 *db, int op, ...){ va_list ap; int rc = SQLITE_OK;@@ -114558,6 +115789,8 @@ int addrSkip; /* Jump here for next iteration of skip-scan */
int addrCont; /* Jump here to continue with the next loop cycle */ int addrFirst; /* First instruction of interior of the loop */ int addrBody; /* Beginning of the body of this loop */ + int iLikeRepCntr; /* LIKE range processing counter register */ + int addrLikeRep; /* LIKE range processing address */ u8 iFrom; /* Which entry in the FROM clause */ u8 op, p3, p5; /* Opcode, P3 & P5 of the opcode that ends the loop */ int p1, p2; /* Operands of the opcode used to ends the loop */@@ -114742,7 +115975,7 @@ WhereAndInfo *pAndInfo; /* Extra information if (eOperator& WO_AND)!=0 */
} u; LogEst truthProb; /* Probability of truth for this expression */ u16 eOperator; /* A WO_xx value describing <op> */ - u8 wtFlags; /* TERM_xxx bit flags. See below */ + u16 wtFlags; /* TERM_xxx bit flags. See below */ u8 nChild; /* Number of children that must disable us */ WhereClause *pWC; /* The clause this term is part of */ Bitmask prereqRight; /* Bitmask of tables used by pExpr->pRight */@@ -114764,6 +115997,9 @@ # define TERM_VNULL 0x80 /* Manufactured x>NULL or x<=NULL term */
#else # define TERM_VNULL 0x00 /* Disabled if not using stat3 */ #endif +#define TERM_LIKEOPT 0x100 /* Virtual terms from the LIKE optimization */ +#define TERM_LIKECOND 0x200 /* Conditionally this LIKE operator term */ +#define TERM_LIKE 0x400 /* The original LIKE operator */ /* ** An instance of the WhereScan object is used as an iterator for locating@@ -115139,7 +116375,7 @@ ** WhereTerms. All pointers to WhereTerms should be invalidated after
** calling this routine. Such pointers may be reinitialized by referencing ** the pWC->a[] array. */ -static int whereClauseInsert(WhereClause *pWC, Expr *p, u8 wtFlags){ +static int whereClauseInsert(WhereClause *pWC, Expr *p, u16 wtFlags){ WhereTerm *pTerm; int idx; testcase( wtFlags & TERM_VIRTUAL );@@ -115192,13 +116428,14 @@ ** the WhereClause.a[] array. The slot[] array grows as needed to contain
** all terms of the WHERE clause. */ static void whereSplit(WhereClause *pWC, Expr *pExpr, u8 op){ + Expr *pE2 = sqlite3ExprSkipCollate(pExpr); pWC->op = op; - if( pExpr==0 ) return; - if( pExpr->op!=op ){ + if( pE2==0 ) return; + if( pE2->op!=op ){ whereClauseInsert(pWC, pExpr, 0); }else{ - whereSplit(pWC, pExpr->pLeft, op); - whereSplit(pWC, pExpr->pRight, op); + whereSplit(pWC, pE2->pLeft, op); + whereSplit(pWC, pE2->pRight, op); } }@@ -115564,7 +116801,11 @@ ** can be optimized using inequality constraints. Return TRUE if it is
** so and false if not. ** ** In order for the operator to be optimizible, the RHS must be a string -** literal that does not begin with a wildcard. +** literal that does not begin with a wildcard. The LHS must be a column +** that may only be NULL, a string, or a BLOB, never a number. (This means +** that virtual tables cannot participate in the LIKE optimization.) If the +** collating sequence for the column on the LHS must be appropriate for +** the operator. */ static int isLikeOrGlob( Parse *pParse, /* Parsing and code generating context */@@ -115593,7 +116834,7 @@ pList = pExpr->x.pList;
pLeft = pList->a[1].pExpr; if( pLeft->op!=TK_COLUMN || sqlite3ExprAffinity(pLeft)!=SQLITE_AFF_TEXT - || IsVirtual(pLeft->pTab) + || IsVirtual(pLeft->pTab) /* Value might be numeric */ ){ /* IMP: R-02065-49465 The left-hand side of the LIKE or GLOB operator must ** be the name of an indexed column with TEXT affinity. */@@ -115703,6 +116944,79 @@ pWC->a[iChild].truthProb = pWC->a[iParent].truthProb;
pWC->a[iParent].nChild++; } +/* +** Return the N-th AND-connected subterm of pTerm. Or if pTerm is not +** a conjunction, then return just pTerm when N==0. If N is exceeds +** the number of available subterms, return NULL. +*/ +static WhereTerm *whereNthSubterm(WhereTerm *pTerm, int N){ + if( pTerm->eOperator!=WO_AND ){ + return N==0 ? pTerm : 0; + } + if( N<pTerm->u.pAndInfo->wc.nTerm ){ + return &pTerm->u.pAndInfo->wc.a[N]; + } + return 0; +} + +/* +** Subterms pOne and pTwo are contained within WHERE clause pWC. The +** two subterms are in disjunction - they are OR-ed together. +** +** If these two terms are both of the form: "A op B" with the same +** A and B values but different operators and if the operators are +** compatible (if one is = and the other is <, for example) then +** add a new virtual AND term to pWC that is the combination of the +** two. +** +** Some examples: +** +** x<y OR x=y --> x<=y +** x=y OR x=y --> x=y +** x<=y OR x<y --> x<=y +** +** The following is NOT generated: +** +** x<y OR x>y --> x!=y +*/ +static void whereCombineDisjuncts( + SrcList *pSrc, /* the FROM clause */ + WhereClause *pWC, /* The complete WHERE clause */ + WhereTerm *pOne, /* First disjunct */ + WhereTerm *pTwo /* Second disjunct */ +){ + u16 eOp = pOne->eOperator | pTwo->eOperator; + sqlite3 *db; /* Database connection (for malloc) */ + Expr *pNew; /* New virtual expression */ + int op; /* Operator for the combined expression */ + int idxNew; /* Index in pWC of the next virtual term */ + + if( (pOne->eOperator & (WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE))==0 ) return; + if( (pTwo->eOperator & (WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE))==0 ) return; + if( (eOp & (WO_EQ|WO_LT|WO_LE))!=eOp + && (eOp & (WO_EQ|WO_GT|WO_GE))!=eOp ) return; + assert( pOne->pExpr->pLeft!=0 && pOne->pExpr->pRight!=0 ); + assert( pTwo->pExpr->pLeft!=0 && pTwo->pExpr->pRight!=0 ); + if( sqlite3ExprCompare(pOne->pExpr->pLeft, pTwo->pExpr->pLeft, -1) ) return; + if( sqlite3ExprCompare(pOne->pExpr->pRight, pTwo->pExpr->pRight, -1) )return; + /* If we reach this point, it means the two subterms can be combined */ + if( (eOp & (eOp-1))!=0 ){ + if( eOp & (WO_LT|WO_LE) ){ + eOp = WO_LE; + }else{ + assert( eOp & (WO_GT|WO_GE) ); + eOp = WO_GE; + } + } + db = pWC->pWInfo->pParse->db; + pNew = sqlite3ExprDup(db, pOne->pExpr, 0); + if( pNew==0 ) return; + for(op=TK_EQ; eOp!=(WO_EQ<<(op-TK_EQ)); op++){ assert( op<TK_GE ); } + pNew->op = op; + idxNew = whereClauseInsert(pWC, pNew, TERM_VIRTUAL|TERM_DYNAMIC); + exprAnalyze(pSrc, pWC, idxNew); +} + #if !defined(SQLITE_OMIT_OR_OPTIMIZATION) && !defined(SQLITE_OMIT_SUBQUERY) /* ** Analyze a term that consists of two or more OR-connected@@ -115727,6 +117041,7 @@ ** (B) x=expr1 OR expr2=x OR x=expr3
** (C) t1.x=t2.y OR (t1.x=t2.z AND t1.y=15) ** (D) x=expr1 OR (y>11 AND y<22 AND z LIKE '*hello*') ** (E) (p.a=1 AND q.b=2 AND r.c=3) OR (p.x=4 AND q.y=5 AND r.z=6) +** (F) x>A OR (x=A AND y>=B) ** ** CASE 1: **@@ -115742,6 +117057,16 @@ **
** x IN (expr1,expr2,expr3) ** ** CASE 2: +** +** If there are exactly two disjuncts one side has x>A and the other side +** has x=A (for the same x and A) then add a new virtual conjunct term to the +** WHERE clause of the form "x>=A". Example: +** +** x>A OR (x=A AND y>B) adds: x>=A +** +** The added conjunct can sometimes be helpful in query planning. +** +** CASE 3: ** ** If all subterms are indexable by a single table T, then set **@@ -115869,12 +117194,26 @@ }
} /* - ** Record the set of tables that satisfy case 2. The set might be + ** Record the set of tables that satisfy case 3. The set might be ** empty. */ pOrInfo->indexable = indexable; pTerm->eOperator = indexable==0 ? 0 : WO_OR; + /* For a two-way OR, attempt to implementation case 2. + */ + if( indexable && pOrWc->nTerm==2 ){ + int iOne = 0; + WhereTerm *pOne; + while( (pOne = whereNthSubterm(&pOrWc->a[0],iOne++))!=0 ){ + int iTwo = 0; + WhereTerm *pTwo; + while( (pTwo = whereNthSubterm(&pOrWc->a[1],iTwo++))!=0 ){ + whereCombineDisjuncts(pSrc, pWC, pOne, pTwo); + } + } + } + /* ** chngToIN holds a set of tables that *might* satisfy case 1. But ** we have to do some additional checking to see if case 1 really@@ -116004,7 +117343,7 @@ markTermAsChild(pWC, idxNew, idxTerm);
}else{ sqlite3ExprListDelete(db, pList); } - pTerm->eOperator = WO_NOOP; /* case 1 trumps case 2 */ + pTerm->eOperator = WO_NOOP; /* case 1 trumps case 3 */ } } }@@ -116042,7 +117381,7 @@ Bitmask prereqAll; /* Prerequesites of pExpr */
Bitmask extraRight = 0; /* Extra dependencies on LEFT JOIN */ Expr *pStr1 = 0; /* RHS of LIKE/GLOB operator */ int isComplete = 0; /* RHS of LIKE/GLOB ends with wildcard */ - int noCase = 0; /* LIKE/GLOB distinguishes case */ + int noCase = 0; /* uppercase equivalent to lowercase */ int op; /* Top-level operator. pExpr->op */ Parse *pParse = pWInfo->pParse; /* Parsing context */ sqlite3 *db = pParse->db; /* Database connection */@@ -116180,12 +117519,15 @@ #ifndef SQLITE_OMIT_LIKE_OPTIMIZATION
/* Add constraints to reduce the search space on a LIKE or GLOB ** operator. ** - ** A like pattern of the form "x LIKE 'abc%'" is changed into constraints + ** A like pattern of the form "x LIKE 'aBc%'" is changed into constraints ** - ** x>='abc' AND x<'abd' AND x LIKE 'abc%' + ** x>='ABC' AND x<'abd' AND x LIKE 'aBc%' ** ** The last character of the prefix "abc" is incremented to form the - ** termination condition "abd". + ** termination condition "abd". If case is not significant (the default + ** for LIKE) then the lower-bound is made all uppercase and the upper- + ** bound is made all lowercase so that the bounds also work when comparing + ** BLOBs. */ if( pWC->op==TK_AND && isLikeOrGlob(pParse, pExpr, &pStr1, &isComplete, &noCase)@@ -116196,10 +117538,26 @@ Expr *pNewExpr1;
Expr *pNewExpr2; int idxNew1; int idxNew2; - Token sCollSeqName; /* Name of collating sequence */ + const char *zCollSeqName; /* Name of collating sequence */ + const u16 wtFlags = TERM_LIKEOPT | TERM_VIRTUAL | TERM_DYNAMIC; pLeft = pExpr->x.pList->a[1].pExpr; pStr2 = sqlite3ExprDup(db, pStr1, 0); + + /* Convert the lower bound to upper-case and the upper bound to + ** lower-case (upper-case is less than lower-case in ASCII) so that + ** the range constraints also work for BLOBs + */ + if( noCase && !pParse->db->mallocFailed ){ + int i; + char c; + pTerm->wtFlags |= TERM_LIKE; + for(i=0; (c = pStr1->u.zToken[i])!=0; i++){ + pStr1->u.zToken[i] = sqlite3Toupper(c); + pStr2->u.zToken[i] = sqlite3Tolower(c); + } + } + if( !db->mallocFailed ){ u8 c, *pC; /* Last character before the first wildcard */ pC = (u8*)&pStr2->u.zToken[sqlite3Strlen30(pStr2->u.zToken)-1];@@ -116216,22 +117574,21 @@ c = sqlite3UpperToLower[c];
} *pC = c + 1; } - sCollSeqName.z = noCase ? "NOCASE" : "BINARY"; - sCollSeqName.n = 6; + zCollSeqName = noCase ? "NOCASE" : "BINARY"; pNewExpr1 = sqlite3ExprDup(db, pLeft, 0); - pNewExpr1 = sqlite3PExpr(pParse, TK_GE, - sqlite3ExprAddCollateToken(pParse,pNewExpr1,&sCollSeqName), + pNewExpr1 = sqlite3PExpr(pParse, TK_GE, + sqlite3ExprAddCollateString(pParse,pNewExpr1,zCollSeqName), pStr1, 0); transferJoinMarkings(pNewExpr1, pExpr); - idxNew1 = whereClauseInsert(pWC, pNewExpr1, TERM_VIRTUAL|TERM_DYNAMIC); + idxNew1 = whereClauseInsert(pWC, pNewExpr1, wtFlags); testcase( idxNew1==0 ); exprAnalyze(pSrc, pWC, idxNew1); pNewExpr2 = sqlite3ExprDup(db, pLeft, 0); pNewExpr2 = sqlite3PExpr(pParse, TK_LT, - sqlite3ExprAddCollateToken(pParse,pNewExpr2,&sCollSeqName), + sqlite3ExprAddCollateString(pParse,pNewExpr2,zCollSeqName), pStr2, 0); transferJoinMarkings(pNewExpr2, pExpr); - idxNew2 = whereClauseInsert(pWC, pNewExpr2, TERM_VIRTUAL|TERM_DYNAMIC); + idxNew2 = whereClauseInsert(pWC, pNewExpr2, wtFlags); testcase( idxNew2==0 ); exprAnalyze(pSrc, pWC, idxNew2); pTerm = &pWC->a[idxTerm];@@ -116349,7 +117706,7 @@ && p->iColumn==pIdx->aiColumn[iCol]
&& p->iTable==iBase ){ CollSeq *pColl = sqlite3ExprCollSeq(pParse, pList->a[i].pExpr); - if( ALWAYS(pColl) && 0==sqlite3StrICmp(pColl->zName, zColl) ){ + if( pColl && 0==sqlite3StrICmp(pColl->zName, zColl) ){ return i; } }@@ -116549,12 +117906,16 @@ pWCEnd = &pWC->a[pWC->nTerm];
pLoop = pLevel->pWLoop; idxCols = 0; for(pTerm=pWC->a; pTerm<pWCEnd; pTerm++){ + Expr *pExpr = pTerm->pExpr; + assert( !ExprHasProperty(pExpr, EP_FromJoin) /* prereq always non-zero */ + || pExpr->iRightJoinTable!=pSrc->iCursor /* for the right-hand */ + || pLoop->prereq!=0 ); /* table of a LEFT JOIN */ if( pLoop->prereq==0 && (pTerm->wtFlags & TERM_VIRTUAL)==0 - && !ExprHasProperty(pTerm->pExpr, EP_FromJoin) - && sqlite3ExprIsTableConstant(pTerm->pExpr, pSrc->iCursor) ){ + && !ExprHasProperty(pExpr, EP_FromJoin) + && sqlite3ExprIsTableConstant(pExpr, pSrc->iCursor) ){ pPartial = sqlite3ExprAnd(pParse->db, pPartial, - sqlite3ExprDup(pParse->db, pTerm->pExpr, 0)); + sqlite3ExprDup(pParse->db, pExpr, 0)); } if( termCanDriveIndex(pTerm, pSrc, notReady) ){ int iCol = pTerm->u.leftColumn;@@ -116619,7 +117980,7 @@ Expr *pX = pTerm->pExpr;
idxCols |= cMask; pIdx->aiColumn[n] = pTerm->u.leftColumn; pColl = sqlite3BinaryCompareCollSeq(pParse, pX->pLeft, pX->pRight); - pIdx->azColl[n] = ALWAYS(pColl) ? pColl->zName : "BINARY"; + pIdx->azColl[n] = pColl ? pColl->zName : "BINARY"; n++; } }@@ -116841,11 +118202,14 @@ /*
** Estimate the location of a particular key among all keys in an ** index. Store the results in aStat as follows: ** -** aStat[0] Est. number of rows less than pVal -** aStat[1] Est. number of rows equal to pVal +** aStat[0] Est. number of rows less than pRec +** aStat[1] Est. number of rows equal to pRec ** ** Return the index of the sample that is the smallest sample that -** is greater than or equal to pRec. +** is greater than or equal to pRec. Note that this index is not an index +** into the aSample[] array - it is an index into a virtual set of samples +** based on the contents of aSample[] and the number of fields in record +** pRec. */ static int whereKeyStats( Parse *pParse, /* Database connection */@@ -116856,67 +118220,158 @@ tRowcnt *aStat /* OUT: stats written here */
){ IndexSample *aSample = pIdx->aSample; int iCol; /* Index of required stats in anEq[] etc. */ + int i; /* Index of first sample >= pRec */ + int iSample; /* Smallest sample larger than or equal to pRec */ int iMin = 0; /* Smallest sample not yet tested */ - int i = pIdx->nSample; /* Smallest sample larger than or equal to pRec */ int iTest; /* Next sample to test */ int res; /* Result of comparison operation */ + int nField; /* Number of fields in pRec */ + tRowcnt iLower = 0; /* anLt[] + anEq[] of largest sample pRec is > */ #ifndef SQLITE_DEBUG UNUSED_PARAMETER( pParse ); #endif assert( pRec!=0 ); - iCol = pRec->nField - 1; assert( pIdx->nSample>0 ); - assert( pRec->nField>0 && iCol<pIdx->nSampleCol ); + assert( pRec->nField>0 && pRec->nField<=pIdx->nSampleCol ); + + /* Do a binary search to find the first sample greater than or equal + ** to pRec. If pRec contains a single field, the set of samples to search + ** is simply the aSample[] array. If the samples in aSample[] contain more + ** than one fields, all fields following the first are ignored. + ** + ** If pRec contains N fields, where N is more than one, then as well as the + ** samples in aSample[] (truncated to N fields), the search also has to + ** consider prefixes of those samples. For example, if the set of samples + ** in aSample is: + ** + ** aSample[0] = (a, 5) + ** aSample[1] = (a, 10) + ** aSample[2] = (b, 5) + ** aSample[3] = (c, 100) + ** aSample[4] = (c, 105) + ** + ** Then the search space should ideally be the samples above and the + ** unique prefixes [a], [b] and [c]. But since that is hard to organize, + ** the code actually searches this set: + ** + ** 0: (a) + ** 1: (a, 5) + ** 2: (a, 10) + ** 3: (a, 10) + ** 4: (b) + ** 5: (b, 5) + ** 6: (c) + ** 7: (c, 100) + ** 8: (c, 105) + ** 9: (c, 105) + ** + ** For each sample in the aSample[] array, N samples are present in the + ** effective sample array. In the above, samples 0 and 1 are based on + ** sample aSample[0]. Samples 2 and 3 on aSample[1] etc. + ** + ** Often, sample i of each block of N effective samples has (i+1) fields. + ** Except, each sample may be extended to ensure that it is greater than or + ** equal to the previous sample in the array. For example, in the above, + ** sample 2 is the first sample of a block of N samples, so at first it + ** appears that it should be 1 field in size. However, that would make it + ** smaller than sample 1, so the binary search would not work. As a result, + ** it is extended to two fields. The duplicates that this creates do not + ** cause any problems. + */ + nField = pRec->nField; + iCol = 0; + iSample = pIdx->nSample * nField; do{ - iTest = (iMin+i)/2; - res = sqlite3VdbeRecordCompare(aSample[iTest].n, aSample[iTest].p, pRec); + int iSamp; /* Index in aSample[] of test sample */ + int n; /* Number of fields in test sample */ + + iTest = (iMin+iSample)/2; + iSamp = iTest / nField; + if( iSamp>0 ){ + /* The proposed effective sample is a prefix of sample aSample[iSamp]. + ** Specifically, the shortest prefix of at least (1 + iTest%nField) + ** fields that is greater than the previous effective sample. */ + for(n=(iTest % nField) + 1; n<nField; n++){ + if( aSample[iSamp-1].anLt[n-1]!=aSample[iSamp].anLt[n-1] ) break; + } + }else{ + n = iTest + 1; + } + + pRec->nField = n; + res = sqlite3VdbeRecordCompare(aSample[iSamp].n, aSample[iSamp].p, pRec); if( res<0 ){ + iLower = aSample[iSamp].anLt[n-1] + aSample[iSamp].anEq[n-1]; iMin = iTest+1; + }else if( res==0 && n<nField ){ + iLower = aSample[iSamp].anLt[n-1]; + iMin = iTest+1; + res = -1; }else{ - i = iTest; + iSample = iTest; + iCol = n-1; } - }while( res && iMin<i ); + }while( res && iMin<iSample ); + i = iSample / nField; #ifdef SQLITE_DEBUG /* The following assert statements check that the binary search code ** above found the right answer. This block serves no purpose other ** than to invoke the asserts. */ - if( res==0 ){ - /* If (res==0) is true, then sample $i must be equal to pRec */ - assert( i<pIdx->nSample ); - assert( 0==sqlite3VdbeRecordCompare(aSample[i].n, aSample[i].p, pRec) - || pParse->db->mallocFailed ); - }else{ - /* Otherwise, pRec must be smaller than sample $i and larger than - ** sample ($i-1). */ - assert( i==pIdx->nSample - || sqlite3VdbeRecordCompare(aSample[i].n, aSample[i].p, pRec)>0 - || pParse->db->mallocFailed ); - assert( i==0 - || sqlite3VdbeRecordCompare(aSample[i-1].n, aSample[i-1].p, pRec)<0 - || pParse->db->mallocFailed ); + if( pParse->db->mallocFailed==0 ){ + if( res==0 ){ + /* If (res==0) is true, then pRec must be equal to sample i. */ + assert( i<pIdx->nSample ); + assert( iCol==nField-1 ); + pRec->nField = nField; + assert( 0==sqlite3VdbeRecordCompare(aSample[i].n, aSample[i].p, pRec) + || pParse->db->mallocFailed + ); + }else{ + /* Unless i==pIdx->nSample, indicating that pRec is larger than + ** all samples in the aSample[] array, pRec must be smaller than the + ** (iCol+1) field prefix of sample i. */ + assert( i<=pIdx->nSample && i>=0 ); + pRec->nField = iCol+1; + assert( i==pIdx->nSample + || sqlite3VdbeRecordCompare(aSample[i].n, aSample[i].p, pRec)>0 + || pParse->db->mallocFailed ); + + /* if i==0 and iCol==0, then record pRec is smaller than all samples + ** in the aSample[] array. Otherwise, if (iCol>0) then pRec must + ** be greater than or equal to the (iCol) field prefix of sample i. + ** If (i>0), then pRec must also be greater than sample (i-1). */ + if( iCol>0 ){ + pRec->nField = iCol; + assert( sqlite3VdbeRecordCompare(aSample[i].n, aSample[i].p, pRec)<=0 + || pParse->db->mallocFailed ); + } + if( i>0 ){ + pRec->nField = nField; + assert( sqlite3VdbeRecordCompare(aSample[i-1].n, aSample[i-1].p, pRec)<0 + || pParse->db->mallocFailed ); + } + } } #endif /* ifdef SQLITE_DEBUG */ - /* At this point, aSample[i] is the first sample that is greater than - ** or equal to pVal. Or if i==pIdx->nSample, then all samples are less - ** than pVal. If aSample[i]==pVal, then res==0. - */ if( res==0 ){ + /* Record pRec is equal to sample i */ + assert( iCol==nField-1 ); aStat[0] = aSample[i].anLt[iCol]; aStat[1] = aSample[i].anEq[iCol]; }else{ - tRowcnt iLower, iUpper, iGap; - if( i==0 ){ - iLower = 0; - iUpper = aSample[0].anLt[iCol]; + /* At this point, the (iCol+1) field prefix of aSample[i] is the first + ** sample that is greater than pRec. Or, if i==pIdx->nSample then pRec + ** is larger than all samples in the array. */ + tRowcnt iUpper, iGap; + if( i>=pIdx->nSample ){ + iUpper = sqlite3LogEstToInt(pIdx->aiRowLogEst[0]); }else{ - i64 nRow0 = sqlite3LogEstToInt(pIdx->aiRowLogEst[0]); - iUpper = i>=pIdx->nSample ? nRow0 : aSample[i].anLt[iCol]; - iLower = aSample[i-1].anEq[iCol] + aSample[i-1].anLt[iCol]; + iUpper = aSample[i].anLt[iCol]; } - aStat[1] = pIdx->aAvgEq[iCol]; + if( iLower>=iUpper ){ iGap = 0; }else{@@ -116928,7 +118383,11 @@ }else{
iGap = iGap/3; } aStat[0] = iLower + iGap; + aStat[1] = pIdx->aAvgEq[iCol]; } + + /* Restore the pRec->nField value before returning. */ + pRec->nField = nField; return i; } #endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */@@ -117402,20 +118861,43 @@ ** loop. We would get the correct results if nothing were ever disabled,
** but joins might run a little slower. The trick is to disable as much ** as we can without disabling too much. If we disabled in (1), we'd get ** the wrong answer. See ticket #813. +** +** If all the children of a term are disabled, then that term is also +** automatically disabled. In this way, terms get disabled if derived +** virtual terms are tested first. For example: +** +** x GLOB 'abc*' AND x>='abc' AND x<'acd' +** \___________/ \______/ \_____/ +** parent child1 child2 +** +** Only the parent term was in the original WHERE clause. The child1 +** and child2 terms were added by the LIKE optimization. If both of +** the virtual child terms are valid, then testing of the parent can be +** skipped. +** +** Usually the parent term is marked as TERM_CODED. But if the parent +** term was originally TERM_LIKE, then the parent gets TERM_LIKECOND instead. +** The TERM_LIKECOND marking indicates that the term should be coded inside +** a conditional such that is only evaluated on the second pass of a +** LIKE-optimization loop, when scanning BLOBs instead of strings. */ static void disableTerm(WhereLevel *pLevel, WhereTerm *pTerm){ - if( pTerm + int nLoop = 0; + while( pTerm && (pTerm->wtFlags & TERM_CODED)==0 && (pLevel->iLeftJoin==0 || ExprHasProperty(pTerm->pExpr, EP_FromJoin)) && (pLevel->notReady & pTerm->prereqAll)==0 ){ - pTerm->wtFlags |= TERM_CODED; - if( pTerm->iParent>=0 ){ - WhereTerm *pOther = &pTerm->pWC->a[pTerm->iParent]; - if( (--pOther->nChild)==0 ){ - disableTerm(pLevel, pOther); - } + if( nLoop && (pTerm->wtFlags & TERM_LIKE)!=0 ){ + pTerm->wtFlags |= TERM_LIKECOND; + }else{ + pTerm->wtFlags |= TERM_CODED; } + if( pTerm->iParent<0 ) break; + pTerm = &pTerm->pWC->a[pTerm->iParent]; + pTerm->nChild--; + if( pTerm->nChild!=0 ) break; + nLoop++; } }@@ -117794,8 +119276,7 @@ isSearch = (flags&(WHERE_BTM_LIMIT|WHERE_TOP_LIMIT))!=0
|| ((flags&WHERE_VIRTUALTABLE)==0 && (pLoop->u.btree.nEq>0)) || (wctrlFlags&(WHERE_ORDERBY_MIN|WHERE_ORDERBY_MAX)); - sqlite3StrAccumInit(&str, zBuf, sizeof(zBuf), SQLITE_MAX_LENGTH); - str.db = db; + sqlite3StrAccumInit(&str, db, zBuf, sizeof(zBuf), SQLITE_MAX_LENGTH); sqlite3StrAccumAppendAll(&str, isSearch ? "SEARCH" : "SCAN"); if( pItem->pSelect ){ sqlite3XPrintf(&str, 0, " SUBQUERY %d", pItem->iSelectId);@@ -117899,7 +119380,34 @@ #else
# define addScanStatus(a, b, c, d) ((void)d) #endif - +/* +** If the most recently coded instruction is a constant range contraint +** that originated from the LIKE optimization, then change the P3 to be +** pLoop->iLikeRepCntr and set P5. +** +** The LIKE optimization trys to evaluate "x LIKE 'abc%'" as a range +** expression: "x>='ABC' AND x<'abd'". But this requires that the range +** scan loop run twice, once for strings and a second time for BLOBs. +** The OP_String opcodes on the second pass convert the upper and lower +** bound string contants to blobs. This routine makes the necessary changes +** to the OP_String opcodes for that to happen. +*/ +static void whereLikeOptimizationStringFixup( + Vdbe *v, /* prepared statement under construction */ + WhereLevel *pLevel, /* The loop that contains the LIKE operator */ + WhereTerm *pTerm /* The upper or lower bound just coded */ +){ + if( pTerm->wtFlags & TERM_LIKEOPT ){ + VdbeOp *pOp; + assert( pLevel->iLikeRepCntr>0 ); + pOp = sqlite3VdbeGetOp(v, -1); + assert( pOp!=0 ); + assert( pOp->opcode==OP_String8 + || pTerm->pWC->pWInfo->pParse->db->mallocFailed ); + pOp->p3 = pLevel->iLikeRepCntr; + pOp->p5 = 1; + } +} /* ** Generate code for the start of the iLevel-th loop in the WHERE clause@@ -118229,10 +119737,25 @@ j = nEq;
if( pLoop->wsFlags & WHERE_BTM_LIMIT ){ pRangeStart = pLoop->aLTerm[j++]; nExtraReg = 1; + /* Like optimization range constraints always occur in pairs */ + assert( (pRangeStart->wtFlags & TERM_LIKEOPT)==0 || + (pLoop->wsFlags & WHERE_TOP_LIMIT)!=0 ); } if( pLoop->wsFlags & WHERE_TOP_LIMIT ){ pRangeEnd = pLoop->aLTerm[j++]; nExtraReg = 1; + if( (pRangeEnd->wtFlags & TERM_LIKEOPT)!=0 ){ + assert( pRangeStart!=0 ); /* LIKE opt constraints */ + assert( pRangeStart->wtFlags & TERM_LIKEOPT ); /* occur in pairs */ + pLevel->iLikeRepCntr = ++pParse->nMem; + testcase( bRev ); + testcase( pIdx->aSortOrder[nEq]==SQLITE_SO_DESC ); + sqlite3VdbeAddOp2(v, OP_Integer, + bRev ^ (pIdx->aSortOrder[nEq]==SQLITE_SO_DESC), + pLevel->iLikeRepCntr); + VdbeComment((v, "LIKE loop counter")); + pLevel->addrLikeRep = sqlite3VdbeCurrentAddr(v); + } if( pRangeStart==0 && (j = pIdx->aiColumn[nEq])>=0 && pIdx->pTable->aCol[j].notNull==0@@ -118275,6 +119798,7 @@ nConstraint = nEq;
if( pRangeStart ){ Expr *pRight = pRangeStart->pExpr->pRight; sqlite3ExprCode(pParse, pRight, regBase+nEq); + whereLikeOptimizationStringFixup(v, pLevel, pRangeStart); if( (pRangeStart->wtFlags & TERM_VNULL)==0 && sqlite3ExprCanBeNull(pRight) ){@@ -118320,6 +119844,7 @@ if( pRangeEnd ){
Expr *pRight = pRangeEnd->pExpr->pRight; sqlite3ExprCacheRemove(pParse, regBase+nEq, 1); sqlite3ExprCode(pParse, pRight, regBase+nEq); + whereLikeOptimizationStringFixup(v, pLevel, pRangeEnd); if( (pRangeEnd->wtFlags & TERM_VNULL)==0 && sqlite3ExprCanBeNull(pRight) ){@@ -118547,7 +120072,8 @@ ** sub-WHERE clause is to to invoke the main loop body as a subroutine.
*/ wctrlFlags = WHERE_OMIT_OPEN_CLOSE | WHERE_FORCE_TABLE - | WHERE_ONETABLE_ONLY; + | WHERE_ONETABLE_ONLY + | WHERE_NO_AUTOINDEX; for(ii=0; ii<pOrWc->nTerm; ii++){ WhereTerm *pOrTerm = &pOrWc->a[ii]; if( pOrTerm->leftCursor==iCur || (pOrTerm->eOperator & WO_AND)!=0 ){@@ -118709,6 +120235,7 @@ ** computed using the current set of tables.
*/ for(pTerm=pWC->a, j=pWC->nTerm; j>0; j--, pTerm++){ Expr *pE; + int skipLikeAddr = 0; testcase( pTerm->wtFlags & TERM_VIRTUAL ); testcase( pTerm->wtFlags & TERM_CODED ); if( pTerm->wtFlags & (TERM_VIRTUAL|TERM_CODED) ) continue;@@ -118723,7 +120250,13 @@ assert( pE!=0 );
if( pLevel->iLeftJoin && !ExprHasProperty(pE, EP_FromJoin) ){ continue; } + if( pTerm->wtFlags & TERM_LIKECOND ){ + assert( pLevel->iLikeRepCntr>0 ); + skipLikeAddr = sqlite3VdbeAddOp1(v, OP_IfNot, pLevel->iLikeRepCntr); + VdbeCoverage(v); + } sqlite3ExprIfFalse(pParse, pE, addrCont, SQLITE_JUMPIFNULL); + if( skipLikeAddr ) sqlite3VdbeJumpHere(v, skipLikeAddr); pTerm->wtFlags |= TERM_CODED; }@@ -118942,6 +120475,13 @@ ** Free a WhereInfo structure
*/ static void whereInfoFree(sqlite3 *db, WhereInfo *pWInfo){ if( ALWAYS(pWInfo) ){ + int i; + for(i=0; i<pWInfo->nLevel; i++){ + WhereLevel *pLevel = &pWInfo->a[i]; + if( pLevel->pWLoop && (pLevel->pWLoop->wsFlags & WHERE_IN_ABLE) ){ + sqlite3DbFree(db, pLevel->u.in.aInLoop); + } + } whereClauseClear(&pWInfo->sWC); while( pWInfo->pLoops ){ WhereLoop *p = pWInfo->pLoops;@@ -119388,6 +120928,10 @@ continue; /* ignore IS [NOT] NULL constraints on NOT NULL columns */
} if( pTerm->prereqRight & pNew->maskSelf ) continue; + /* Do not allow the upper bound of a LIKE optimization range constraint + ** to mix with a lower range bound from some other source */ + if( pTerm->wtFlags & TERM_LIKEOPT && pTerm->eOperator==WO_LT ) continue; + pNew->wsFlags = saved_wsFlags; pNew->u.btree.nEq = saved_nEq; pNew->nLTerm = saved_nLTerm;@@ -119417,7 +120961,7 @@
}else if( eOp & (WO_EQ) ){ pNew->wsFlags |= WHERE_COLUMN_EQ; if( iCol<0 || (nInMul==0 && pNew->u.btree.nEq==pProbe->nKeyCol-1) ){ - if( iCol>=0 && !IsUniqueIndex(pProbe) ){ + if( iCol>=0 && pProbe->uniqNotNull==0 ){ pNew->wsFlags |= WHERE_UNQ_WANTED; }else{ pNew->wsFlags |= WHERE_ONEROW;@@ -119431,6 +120975,17 @@ testcase( eOp & WO_GE );
pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_BTM_LIMIT; pBtm = pTerm; pTop = 0; + if( pTerm->wtFlags & TERM_LIKEOPT ){ + /* Range contraints that come from the LIKE optimization are + ** always used in pairs. */ + pTop = &pTerm[1]; + assert( (pTop-(pTerm->pWC->a))<pTerm->pWC->nTerm ); + assert( pTop->wtFlags & TERM_LIKEOPT ); + assert( pTop->eOperator==WO_LT ); + if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */ + pNew->aLTerm[pNew->nLTerm++] = pTop; + pNew->wsFlags |= WHERE_TOP_LIMIT; + } }else{ assert( eOp & (WO_LT|WO_LE) ); testcase( eOp & WO_LT );@@ -119632,8 +121187,9 @@ static int whereUsablePartialIndex(int iTab, WhereClause *pWC, Expr *pWhere){
int i; WhereTerm *pTerm; for(i=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){ - if( sqlite3ExprImpliesExpr(pTerm->pExpr, pWhere, iTab) - && !ExprHasProperty(pTerm->pExpr, EP_FromJoin) + Expr *pExpr = pTerm->pExpr; + if( sqlite3ExprImpliesExpr(pExpr, pWhere, iTab) + && (!ExprHasProperty(pExpr, EP_FromJoin) || pExpr->iRightJoinTable==iTab) ){ return 1; }@@ -119740,6 +121296,7 @@
#ifndef SQLITE_OMIT_AUTOMATIC_INDEX /* Automatic indexes */ if( !pBuilder->pOrSet + && (pWInfo->wctrlFlags & WHERE_NO_AUTOINDEX)==0 && (pWInfo->pParse->db->flags & SQLITE_AutoIndex)!=0 && pSrc->pIndex==0 && !pSrc->viaCoroutine@@ -120623,10 +122180,10 @@ assert( aSortCost!=0 || &pSpace[nSpace]==(char*)pX );
/* Seed the search with a single WherePath containing zero WhereLoops. ** - ** TUNING: Do not let the number of iterations go above 25. If the cost - ** of computing an automatic index is not paid back within the first 25 + ** TUNING: Do not let the number of iterations go above 28. If the cost + ** of computing an automatic index is not paid back within the first 28 ** rows, then do not use the automatic index. */ - aFrom[0].nRow = MIN(pParse->nQueryLoop, 46); assert( 46==sqlite3LogEst(25) ); + aFrom[0].nRow = MIN(pParse->nQueryLoop, 48); assert( 48==sqlite3LogEst(28) ); nFrom = 1; assert( aFrom[0].isOrdered==0 ); if( nOrderBy ){@@ -120864,7 +122421,7 @@ if( pWInfo->nOBSat<0 ) pWInfo->nOBSat = 0;
pWInfo->revMask = pFrom->revLoop; } if( (pWInfo->wctrlFlags & WHERE_SORTBYGROUP) - && pWInfo->nOBSat==pWInfo->pOrderBy->nExpr + && pWInfo->nOBSat==pWInfo->pOrderBy->nExpr && nLoop>0 ){ Bitmask revMask = 0; int nOrder = wherePathSatisfiesOrderBy(pWInfo, pWInfo->pOrderBy,@@ -121269,7 +122826,6 @@ goto whereBeginError;
} #ifdef WHERETRACE_ENABLED /* !=0 */ if( sqlite3WhereTrace ){ - int ii; sqlite3DebugPrintf("---- Solution nRow=%d", pWInfo->nRowOut); if( pWInfo->nOBSat>0 ){ sqlite3DebugPrintf(" ORDERBY=%d,0x%llx", pWInfo->nOBSat, pWInfo->revMask);@@ -121424,6 +122980,12 @@ assert( iIndexCur>=0 );
if( op ){ sqlite3VdbeAddOp3(v, op, iIndexCur, pIx->tnum, iDb); sqlite3VdbeSetP4KeyInfo(pParse, pIx); + if( (pLoop->wsFlags & WHERE_CONSTRAINT)!=0 + && (pLoop->wsFlags & (WHERE_COLUMN_RANGE|WHERE_SKIPSCAN))==0 + && (pWInfo->wctrlFlags&WHERE_ORDERBY_MIN)==0 + ){ + sqlite3VdbeChangeP5(v, OPFLAG_SEEKEQ); /* Hint to COMDB2 */ + } VdbeComment((v, "%s", pIx->zName)); } }@@ -121516,7 +123078,6 @@ VdbeCoverageIf(v, pIn->eEndLoopOp==OP_PrevIfOpen);
VdbeCoverageIf(v, pIn->eEndLoopOp==OP_NextIfOpen); sqlite3VdbeJumpHere(v, pIn->addrInTop-1); } - sqlite3DbFree(db, pLevel->u.in.aInLoop); } sqlite3VdbeResolveLabel(v, pLevel->addrBrk); if( pLevel->addrSkip ){@@ -121524,6 +123085,16 @@ sqlite3VdbeAddOp2(v, OP_Goto, 0, pLevel->addrSkip);
VdbeComment((v, "next skip-scan on %s", pLoop->u.btree.pIndex->zName)); sqlite3VdbeJumpHere(v, pLevel->addrSkip); sqlite3VdbeJumpHere(v, pLevel->addrSkip-2); + } + if( pLevel->addrLikeRep ){ + int op; + if( sqlite3VdbeGetOp(v, pLevel->addrLikeRep-1)->p1 ){ + op = OP_DecrJumpZero; + }else{ + op = OP_JumpZeroIncr; + } + sqlite3VdbeAddOp2(v, op, pLevel->iLikeRepCntr, pLevel->addrLikeRep); + VdbeCoverage(v); } if( pLevel->iLeftJoin ){ addr = sqlite3VdbeAddOp1(v, OP_IfPos, pLevel->iLeftJoin); VdbeCoverage(v);@@ -121717,6 +123288,28 @@ ** An instance of this structure holds the ATTACH key and the key type.
*/ struct AttachKey { int type; Token key; }; + + /* + ** For a compound SELECT statement, make sure p->pPrior->pNext==p for + ** all elements in the list. And make sure list length does not exceed + ** SQLITE_LIMIT_COMPOUND_SELECT. + */ + static void parserDoubleLinkSelect(Parse *pParse, Select *p){ + if( p->pPrior ){ + Select *pNext = 0, *pLoop; + int mxSelect, cnt = 0; + for(pLoop=p; pLoop; pNext=pLoop, pLoop=pLoop->pPrior, cnt++){ + pLoop->pNext = pNext; + pLoop->selFlags |= SF_Compound; + } + if( (p->selFlags & SF_MultiValue)==0 && + (mxSelect = pParse->db->aLimit[SQLITE_LIMIT_COMPOUND_SELECT])>0 && + cnt>mxSelect + ){ + sqlite3ErrorMsg(pParse, "too many terms in compound SELECT"); + } + } + } /* This is a utility routine used to set the ExprSpan.zStart and ** ExprSpan.zEnd values of pOut so that the span covers the complete@@ -124034,27 +125627,10 @@ }
break; case 112: /* select ::= with selectnowith */ { - Select *p = yymsp[0].minor.yy3, *pNext, *pLoop; + Select *p = yymsp[0].minor.yy3; if( p ){ - int cnt = 0, mxSelect; p->pWith = yymsp[-1].minor.yy59; - if( p->pPrior ){ - u16 allValues = SF_Values; - pNext = 0; - for(pLoop=p; pLoop; pNext=pLoop, pLoop=pLoop->pPrior, cnt++){ - pLoop->pNext = pNext; - pLoop->selFlags |= SF_Compound; - allValues &= pLoop->selFlags; - } - if( allValues ){ - p->selFlags |= SF_AllValues; - }else if( - (mxSelect = pParse->db->aLimit[SQLITE_LIMIT_COMPOUND_SELECT])>0 - && cnt>mxSelect - ){ - sqlite3ErrorMsg(pParse, "too many terms in compound SELECT"); - } - } + parserDoubleLinkSelect(pParse, p); }else{ sqlite3WithDelete(pParse->db, yymsp[-1].minor.yy59); }@@ -124072,12 +125648,14 @@ if( pRhs && pRhs->pPrior ){
SrcList *pFrom; Token x; x.n = 0; + parserDoubleLinkSelect(pParse, pRhs); pFrom = sqlite3SrcListAppendFromTerm(pParse,0,0,0,&x,pRhs,0,0); pRhs = sqlite3SelectNew(pParse,0,pFrom,0,0,0,0,0,0,0); } if( pRhs ){ pRhs->op = (u8)yymsp[-1].minor.yy328; pRhs->pPrior = yymsp[-2].minor.yy3; + pRhs->selFlags &= ~SF_MultiValue; if( yymsp[-1].minor.yy328!=TK_ALL ) pParse->hasCompound = 1; }else{ sqlite3SelectDelete(pParse->db, yymsp[-2].minor.yy3);@@ -124124,13 +125702,16 @@ }
break; case 121: /* values ::= values COMMA LP exprlist RP */ { - Select *pRight = sqlite3SelectNew(pParse,yymsp[-1].minor.yy14,0,0,0,0,0,SF_Values,0,0); + Select *pRight, *pLeft = yymsp[-4].minor.yy3; + pRight = sqlite3SelectNew(pParse,yymsp[-1].minor.yy14,0,0,0,0,0,SF_Values|SF_MultiValue,0,0); + if( ALWAYS(pLeft) ) pLeft->selFlags &= ~SF_MultiValue; if( pRight ){ pRight->op = TK_ALL; - pRight->pPrior = yymsp[-4].minor.yy3; + pLeft = yymsp[-4].minor.yy3; + pRight->pPrior = pLeft; yygotominor.yy3 = pRight; }else{ - yygotominor.yy3 = yymsp[-4].minor.yy3; + yygotominor.yy3 = pLeft; } } break;@@ -124415,7 +125996,7 @@ }
break; case 193: /* expr ::= expr COLLATE ID|STRING */ { - yygotominor.yy346.pExpr = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy346.pExpr, &yymsp[0].minor.yy0); + yygotominor.yy346.pExpr = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy346.pExpr, &yymsp[0].minor.yy0, 1); yygotominor.yy346.zStart = yymsp[-2].minor.yy346.zStart; yygotominor.yy346.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n]; }@@ -124578,7 +126159,7 @@ }else{
yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy346.pExpr, 0, 0); if( yygotominor.yy346.pExpr ){ yygotominor.yy346.pExpr->x.pList = yymsp[-1].minor.yy14; - sqlite3ExprSetHeight(pParse, yygotominor.yy346.pExpr); + sqlite3ExprSetHeightAndFlags(pParse, yygotominor.yy346.pExpr); }else{ sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy14); }@@ -124593,8 +126174,8 @@ {
yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_SELECT, 0, 0, 0); if( yygotominor.yy346.pExpr ){ yygotominor.yy346.pExpr->x.pSelect = yymsp[-1].minor.yy3; - ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect); - sqlite3ExprSetHeight(pParse, yygotominor.yy346.pExpr); + ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect|EP_Subquery); + sqlite3ExprSetHeightAndFlags(pParse, yygotominor.yy346.pExpr); }else{ sqlite3SelectDelete(pParse->db, yymsp[-1].minor.yy3); }@@ -124607,8 +126188,8 @@ {
yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy346.pExpr, 0, 0); if( yygotominor.yy346.pExpr ){ yygotominor.yy346.pExpr->x.pSelect = yymsp[-1].minor.yy3; - ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect); - sqlite3ExprSetHeight(pParse, yygotominor.yy346.pExpr); + ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect|EP_Subquery); + sqlite3ExprSetHeightAndFlags(pParse, yygotominor.yy346.pExpr); }else{ sqlite3SelectDelete(pParse->db, yymsp[-1].minor.yy3); }@@ -124623,8 +126204,8 @@ SrcList *pSrc = sqlite3SrcListAppend(pParse->db, 0,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0);
yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-3].minor.yy346.pExpr, 0, 0); if( yygotominor.yy346.pExpr ){ yygotominor.yy346.pExpr->x.pSelect = sqlite3SelectNew(pParse, 0,pSrc,0,0,0,0,0,0,0); - ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect); - sqlite3ExprSetHeight(pParse, yygotominor.yy346.pExpr); + ExprSetProperty(yygotominor.yy346.pExpr, EP_xIsSelect|EP_Subquery); + sqlite3ExprSetHeightAndFlags(pParse, yygotominor.yy346.pExpr); }else{ sqlite3SrcListDelete(pParse->db, pSrc); }@@ -124638,8 +126219,8 @@ {
Expr *p = yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_EXISTS, 0, 0, 0); if( p ){ p->x.pSelect = yymsp[-1].minor.yy3; - ExprSetProperty(p, EP_xIsSelect); - sqlite3ExprSetHeight(pParse, p); + ExprSetProperty(p, EP_xIsSelect|EP_Subquery); + sqlite3ExprSetHeightAndFlags(pParse, p); }else{ sqlite3SelectDelete(pParse->db, yymsp[-1].minor.yy3); }@@ -124652,7 +126233,7 @@ {
yygotominor.yy346.pExpr = sqlite3PExpr(pParse, TK_CASE, yymsp[-3].minor.yy132, 0, 0); if( yygotominor.yy346.pExpr ){ yygotominor.yy346.pExpr->x.pList = yymsp[-1].minor.yy132 ? sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy14,yymsp[-1].minor.yy132) : yymsp[-2].minor.yy14; - sqlite3ExprSetHeight(pParse, yygotominor.yy346.pExpr); + sqlite3ExprSetHeightAndFlags(pParse, yygotominor.yy346.pExpr); }else{ sqlite3ExprListDelete(pParse->db, yymsp[-2].minor.yy14); sqlite3ExprDelete(pParse->db, yymsp[-1].minor.yy132);@@ -124695,7 +126276,7 @@ {yygotominor.yy328 = OE_None;}
break; case 244: /* idxlist ::= idxlist COMMA nm collate sortorder */ { - Expr *p = sqlite3ExprAddCollateToken(pParse, 0, &yymsp[-1].minor.yy0); + Expr *p = sqlite3ExprAddCollateToken(pParse, 0, &yymsp[-1].minor.yy0, 1); yygotominor.yy14 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy14, p); sqlite3ExprListSetName(pParse,yygotominor.yy14,&yymsp[-2].minor.yy0,1); sqlite3ExprListCheckLength(pParse, yygotominor.yy14, "index");@@ -124704,7 +126285,7 @@ }
break; case 245: /* idxlist ::= nm collate sortorder */ { - Expr *p = sqlite3ExprAddCollateToken(pParse, 0, &yymsp[-1].minor.yy0); + Expr *p = sqlite3ExprAddCollateToken(pParse, 0, &yymsp[-1].minor.yy0, 1); yygotominor.yy14 = sqlite3ExprListAppend(pParse,0, p); sqlite3ExprListSetName(pParse, yygotominor.yy14, &yymsp[-2].minor.yy0, 1); sqlite3ExprListCheckLength(pParse, yygotominor.yy14, "index");@@ -125894,10 +127475,7 @@ u8 enableLookaside; /* Saved value of db->lookaside.bEnabled */
sqlite3 *db = pParse->db; /* The database connection */ int mxSqlLen; /* Max length of an SQL string */ - -#ifdef SQLITE_ENABLE_API_ARMOR - if( zSql==0 || pzErrMsg==0 ) return SQLITE_MISUSE_BKPT; -#endif + assert( zSql!=0 ); mxSqlLen = db->aLimit[SQLITE_LIMIT_SQL_LENGTH]; if( db->nVdbeActive==0 ){ db->u1.isInterrupted = 0;@@ -125937,10 +127515,8 @@ }
break; } case TK_ILLEGAL: { - sqlite3DbFree(db, *pzErrMsg); - *pzErrMsg = sqlite3MPrintf(db, "unrecognized token: \"%T\"", + sqlite3ErrorMsg(pParse, "unrecognized token: \"%T\"", &pParse->sLastToken); - nErr++; goto abort_parse; } case TK_SEMI: {@@ -125958,17 +127534,22 @@ }
} } abort_parse: - if( zSql[i]==0 && nErr==0 && pParse->rc==SQLITE_OK ){ + assert( nErr==0 ); + if( zSql[i]==0 && pParse->rc==SQLITE_OK && db->mallocFailed==0 ){ if( lastTokenParsed!=TK_SEMI ){ sqlite3Parser(pEngine, TK_SEMI, pParse->sLastToken, pParse); pParse->zTail = &zSql[i]; } - sqlite3Parser(pEngine, 0, pParse->sLastToken, pParse); + if( pParse->rc==SQLITE_OK && db->mallocFailed==0 ){ + sqlite3Parser(pEngine, 0, pParse->sLastToken, pParse); + } } #ifdef YYTRACKMAXSTACKDEPTH + sqlite3_mutex_enter(sqlite3MallocMutex()); sqlite3StatusSet(SQLITE_STATUS_PARSER_STACK, sqlite3ParserStackPeak(pEngine) ); + sqlite3_mutex_leave(sqlite3MallocMutex()); #endif /* YYDEBUG */ sqlite3ParserFree(pEngine, sqlite3_free); db->lookaside.bEnabled = enableLookaside;@@ -126022,9 +127603,7 @@ Table *p = pParse->pZombieTab;
pParse->pZombieTab = p->pNextZombie; sqlite3DeleteTable(db, p); } - if( nErr>0 && pParse->rc==SQLITE_OK ){ - pParse->rc = SQLITE_ERROR; - } + assert( nErr==0 || pParse->rc!=SQLITE_OK ); return nErr; }@@ -126132,7 +127711,7 @@ ** If we compile with SQLITE_OMIT_TRIGGER, all of the computation needed
** to recognize the end of a trigger can be omitted. All we have to do ** is look for a semicolon that is not part of an string or comment. */ -SQLITE_API int sqlite3_complete(const char *zSql){ +SQLITE_API int SQLITE_STDCALL sqlite3_complete(const char *zSql){ u8 state = 0; /* Current state, using numbers defined in header comment */ u8 token; /* Value of the next token */@@ -126297,10 +127876,10 @@ ** This routine is the same as the sqlite3_complete() routine described
** above, except that the parameter is required to be UTF-16 encoded, not ** UTF-8. */ -SQLITE_API int sqlite3_complete16(const void *zSql){ +SQLITE_API int SQLITE_STDCALL sqlite3_complete16(const void *zSql){ sqlite3_value *pVal; char const *zSql8; - int rc = SQLITE_NOMEM; + int rc; #ifndef SQLITE_OMIT_AUTOINIT rc = sqlite3_initialize();@@ -126447,24 +128026,36 @@
/* IMPLEMENTATION-OF: R-53536-42575 The sqlite3_libversion() function returns ** a pointer to the to the sqlite3_version[] string constant. */ -SQLITE_API const char *sqlite3_libversion(void){ return sqlite3_version; } +SQLITE_API const char *SQLITE_STDCALL sqlite3_libversion(void){ return sqlite3_version; } /* IMPLEMENTATION-OF: R-63124-39300 The sqlite3_sourceid() function returns a ** pointer to a string constant whose value is the same as the ** SQLITE_SOURCE_ID C preprocessor macro. */ -SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; } +SQLITE_API const char *SQLITE_STDCALL sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; } /* IMPLEMENTATION-OF: R-35210-63508 The sqlite3_libversion_number() function ** returns an integer equal to SQLITE_VERSION_NUMBER. */ -SQLITE_API int sqlite3_libversion_number(void){ return SQLITE_VERSION_NUMBER; } +SQLITE_API int SQLITE_STDCALL sqlite3_libversion_number(void){ return SQLITE_VERSION_NUMBER; } /* IMPLEMENTATION-OF: R-20790-14025 The sqlite3_threadsafe() function returns ** zero if and only if SQLite was compiled with mutexing code omitted due to ** the SQLITE_THREADSAFE compile-time option being set to 0. */ -SQLITE_API int sqlite3_threadsafe(void){ return SQLITE_THREADSAFE; } +SQLITE_API int SQLITE_STDCALL sqlite3_threadsafe(void){ return SQLITE_THREADSAFE; } + +/* +** When compiling the test fixture or with debugging enabled (on Win32), +** this variable being set to non-zero will cause OSTRACE macros to emit +** extra diagnostic information. +*/ +#ifdef SQLITE_HAVE_OS_TRACE +# ifndef SQLITE_DEBUG_OS_TRACE +# define SQLITE_DEBUG_OS_TRACE 0 +# endif + int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE; +#endif #if !defined(SQLITE_OMIT_TRACE) && defined(SQLITE_ENABLE_IOTRACE) /*@@ -126473,7 +128064,7 @@ ** SQLITE_ENABLE_IOTRACE is enabled, then messages describing
** I/O active are written using this function. These messages ** are intended for debugging activity only. */ -/* not-private */ void (*sqlite3IoTrace)(const char*, ...) = 0; +SQLITE_API void (SQLITE_CDECL *sqlite3IoTrace)(const char*, ...) = 0; #endif /*@@ -126525,7 +128116,7 @@ **
** * Recursive calls to this routine from thread X return immediately ** without blocking. */ -SQLITE_API int sqlite3_initialize(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_initialize(void){ MUTEX_LOGIC( sqlite3_mutex *pMaster; ) /* The main static mutex */ int rc; /* Result code */ #ifdef SQLITE_EXTRA_INIT@@ -126539,6 +128130,11 @@ return rc;
} #endif + /* If the following assert() fails on some obscure processor/compiler + ** combination, the work-around is to set the correct pointer + ** size at compile-time using -DSQLITE_PTRSIZE=n compile-time option */ + assert( SQLITE_PTRSIZE==sizeof(char*) ); + /* If SQLite is already completely initialized, then this call ** to sqlite3_initialize() should be a no-op. But the initialization ** must be complete. So isInit must not be set until the very end@@ -126681,7 +128277,7 @@ ** routine is not threadsafe. But it is safe to invoke this routine
** on when SQLite is already shut down. If SQLite is already shut down ** when this routine is invoked, then this routine is a harmless no-op. */ -SQLITE_API int sqlite3_shutdown(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_shutdown(void){ #ifdef SQLITE_OMIT_WSD int rc = sqlite3_wsd_init(4096, 24); if( rc!=SQLITE_OK ){@@ -126735,7 +128331,7 @@ ** database connections or memory allocations. This routine is not
** threadsafe. Failure to heed these warnings can lead to unpredictable ** behavior. */ -SQLITE_API int sqlite3_config(int op, ...){ +SQLITE_API int SQLITE_CDECL sqlite3_config(int op, ...){ va_list ap; int rc = SQLITE_OK;@@ -126751,26 +128347,28 @@ ** compile.
*/ #if defined(SQLITE_THREADSAFE) && SQLITE_THREADSAFE>0 /* IMP: R-54466-46756 */ case SQLITE_CONFIG_SINGLETHREAD: { - /* Disable all mutexing */ - sqlite3GlobalConfig.bCoreMutex = 0; - sqlite3GlobalConfig.bFullMutex = 0; + /* EVIDENCE-OF: R-02748-19096 This option sets the threading mode to + ** Single-thread. */ + sqlite3GlobalConfig.bCoreMutex = 0; /* Disable mutex on core */ + sqlite3GlobalConfig.bFullMutex = 0; /* Disable mutex on connections */ break; } #endif #if defined(SQLITE_THREADSAFE) && SQLITE_THREADSAFE>0 /* IMP: R-20520-54086 */ case SQLITE_CONFIG_MULTITHREAD: { - /* Disable mutexing of database connections */ - /* Enable mutexing of core data structures */ - sqlite3GlobalConfig.bCoreMutex = 1; - sqlite3GlobalConfig.bFullMutex = 0; + /* EVIDENCE-OF: R-14374-42468 This option sets the threading mode to + ** Multi-thread. */ + sqlite3GlobalConfig.bCoreMutex = 1; /* Enable mutex on core */ + sqlite3GlobalConfig.bFullMutex = 0; /* Disable mutex on connections */ break; } #endif #if defined(SQLITE_THREADSAFE) && SQLITE_THREADSAFE>0 /* IMP: R-59593-21810 */ case SQLITE_CONFIG_SERIALIZED: { - /* Enable all mutexing */ - sqlite3GlobalConfig.bCoreMutex = 1; - sqlite3GlobalConfig.bFullMutex = 1; + /* EVIDENCE-OF: R-41220-51800 This option sets the threading mode to + ** Serialized. */ + sqlite3GlobalConfig.bCoreMutex = 1; /* Enable mutex on core */ + sqlite3GlobalConfig.bFullMutex = 1; /* Enable mutex on connections */ break; } #endif@@ -126882,7 +128480,8 @@ #if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
case SQLITE_CONFIG_HEAP: { /* EVIDENCE-OF: R-19854-42126 There are three arguments to ** SQLITE_CONFIG_HEAP: An 8-byte aligned pointer to the memory, the - ** number of bytes in the memory buffer, and the minimum allocation size. */ + ** number of bytes in the memory buffer, and the minimum allocation size. + */ sqlite3GlobalConfig.pHeap = va_arg(ap, void*); sqlite3GlobalConfig.nHeap = va_arg(ap, int); sqlite3GlobalConfig.mnReq = va_arg(ap, int);@@ -126987,7 +128586,9 @@ ** silently truncated if necessary so that it does not exceed the
** compile-time maximum mmap size set by the SQLITE_MAX_MMAP_SIZE ** compile-time option. */ - if( mxMmap<0 || mxMmap>SQLITE_MAX_MMAP_SIZE ) mxMmap = SQLITE_MAX_MMAP_SIZE; + if( mxMmap<0 || mxMmap>SQLITE_MAX_MMAP_SIZE ){ + mxMmap = SQLITE_MAX_MMAP_SIZE; + } if( szMmap<0 ) szMmap = SQLITE_DEFAULT_MMAP_SIZE; if( szMmap>mxMmap) szMmap = mxMmap; sqlite3GlobalConfig.mxMmap = mxMmap;@@ -127087,7 +128688,7 @@
/* ** Return the mutex associated with a database connection. */ -SQLITE_API sqlite3_mutex *sqlite3_db_mutex(sqlite3 *db){ +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_db_mutex(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -127101,7 +128702,7 @@ /*
** Free up as much memory as we can from the given database ** connection. */ -SQLITE_API int sqlite3_db_release_memory(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_db_release_memory(sqlite3 *db){ int i; #ifdef SQLITE_ENABLE_API_ARMOR@@ -127124,7 +128725,7 @@
/* ** Configuration settings for an individual database connection */ -SQLITE_API int sqlite3_db_config(sqlite3 *db, int op, ...){ +SQLITE_API int SQLITE_CDECL sqlite3_db_config(sqlite3 *db, int op, ...){ va_list ap; int rc; va_start(ap, op);@@ -127243,7 +128844,7 @@
/* ** Return the ROWID of the most recent insert */ -SQLITE_API sqlite_int64 sqlite3_last_insert_rowid(sqlite3 *db){ +SQLITE_API sqlite_int64 SQLITE_STDCALL sqlite3_last_insert_rowid(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -127256,7 +128857,7 @@
/* ** Return the number of changes in the most recent call to sqlite3_exec(). */ -SQLITE_API int sqlite3_changes(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_changes(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -127269,7 +128870,7 @@
/* ** Return the number of changes since the database handle was opened. */ -SQLITE_API int sqlite3_total_changes(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_total_changes(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -127411,8 +129012,8 @@ ** version forces the connection to become a zombie if there are
** unclosed resources, and arranges for deallocation when the last ** prepare statement or sqlite3_backup closes. */ -SQLITE_API int sqlite3_close(sqlite3 *db){ return sqlite3Close(db,0); } -SQLITE_API int sqlite3_close_v2(sqlite3 *db){ return sqlite3Close(db,1); } +SQLITE_API int SQLITE_STDCALL sqlite3_close(sqlite3 *db){ return sqlite3Close(db,0); } +SQLITE_API int SQLITE_STDCALL sqlite3_close_v2(sqlite3 *db){ return sqlite3Close(db,1); } /*@@ -127595,7 +129196,7 @@ /*
** Return a static string containing the name corresponding to the error code ** specified in the argument. */ -#if (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) || defined(SQLITE_TEST) +#if defined(SQLITE_NEED_ERR_NAME) SQLITE_PRIVATE const char *sqlite3ErrName(int rc){ const char *zName = 0; int i, origRc = rc;@@ -127819,13 +129420,13 @@ /*
** This routine sets the busy callback for an Sqlite database to the ** given callback function with the given argument. */ -SQLITE_API int sqlite3_busy_handler( +SQLITE_API int SQLITE_STDCALL sqlite3_busy_handler( sqlite3 *db, int (*xBusy)(void*,int), void *pArg ){ #ifdef SQLITE_ENABLE_API_ARMOR - if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE; + if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT; #endif sqlite3_mutex_enter(db->mutex); db->busyHandler.xFunc = xBusy;@@ -127842,7 +129443,7 @@ ** This routine sets the progress callback for an Sqlite database to the
** given callback function with the given argument. The progress callback will ** be invoked every nOps opcodes. */ -SQLITE_API void sqlite3_progress_handler( +SQLITE_API void SQLITE_STDCALL sqlite3_progress_handler( sqlite3 *db, int nOps, int (*xProgress)(void*),@@ -127873,7 +129474,7 @@ /*
** This routine installs a default busy handler that waits for the ** specified number of milliseconds before returning 0. */ -SQLITE_API int sqlite3_busy_timeout(sqlite3 *db, int ms){ +SQLITE_API int SQLITE_STDCALL sqlite3_busy_timeout(sqlite3 *db, int ms){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT; #endif@@ -127889,7 +129490,7 @@
/* ** Cause any pending operation to stop at its earliest opportunity. */ -SQLITE_API void sqlite3_interrupt(sqlite3 *db){ +SQLITE_API void SQLITE_STDCALL sqlite3_interrupt(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -128006,7 +129607,7 @@
/* ** Create new user functions. */ -SQLITE_API int sqlite3_create_function( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function( sqlite3 *db, const char *zFunc, int nArg,@@ -128020,7 +129621,7 @@ return sqlite3_create_function_v2(db, zFunc, nArg, enc, p, xFunc, xStep,
xFinal, 0); } -SQLITE_API int sqlite3_create_function_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function_v2( sqlite3 *db, const char *zFunc, int nArg,@@ -128063,7 +129664,7 @@ return rc;
} #ifndef SQLITE_OMIT_UTF16 -SQLITE_API int sqlite3_create_function16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function16( sqlite3 *db, const void *zFunctionName, int nArg,@@ -128103,7 +129704,7 @@ ** should call this routine to make sure the global function exists.
** A global function must exist in order for name resolution to work ** properly. */ -SQLITE_API int sqlite3_overload_function( +SQLITE_API int SQLITE_STDCALL sqlite3_overload_function( sqlite3 *db, const char *zName, int nArg@@ -128135,7 +129736,7 @@ ** A NULL trace function means that no tracing is executes. A non-NULL
** trace is a pointer to a function that is invoked at the start of each ** SQL statement. */ -SQLITE_API void *sqlite3_trace(sqlite3 *db, void (*xTrace)(void*,const char*), void *pArg){ +SQLITE_API void *SQLITE_STDCALL sqlite3_trace(sqlite3 *db, void (*xTrace)(void*,const char*), void *pArg){ void *pOld; #ifdef SQLITE_ENABLE_API_ARMOR@@ -128159,7 +129760,7 @@ ** A NULL profile function means that no profiling is executes. A non-NULL
** profile is a pointer to a function that is invoked at the conclusion of ** each SQL statement that is run. */ -SQLITE_API void *sqlite3_profile( +SQLITE_API void *SQLITE_STDCALL sqlite3_profile( sqlite3 *db, void (*xProfile)(void*,const char*,sqlite_uint64), void *pArg@@ -128186,7 +129787,7 @@ ** Register a function to be invoked when a transaction commits.
** If the invoked function returns non-zero, then the commit becomes a ** rollback. */ -SQLITE_API void *sqlite3_commit_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_commit_hook( sqlite3 *db, /* Attach the hook to this database */ int (*xCallback)(void*), /* Function to invoke on each commit */ void *pArg /* Argument to the function */@@ -128211,7 +129812,7 @@ /*
** Register a callback to be invoked each time a row is updated, ** inserted or deleted using this database connection. */ -SQLITE_API void *sqlite3_update_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_update_hook( sqlite3 *db, /* Attach the hook to this database */ void (*xCallback)(void*,int,char const *,char const *,sqlite_int64), void *pArg /* Argument to the function */@@ -128236,7 +129837,7 @@ /*
** Register a callback to be invoked each time a transaction is rolled ** back by this database connection. */ -SQLITE_API void *sqlite3_rollback_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_rollback_hook( sqlite3 *db, /* Attach the hook to this database */ void (*xCallback)(void*), /* Callback function */ void *pArg /* Argument to the function */@@ -128290,7 +129891,7 @@ ** registered using sqlite3_wal_hook(). Likewise, registering a callback
** using sqlite3_wal_hook() disables the automatic checkpoint mechanism ** configured by this function. */ -SQLITE_API int sqlite3_wal_autocheckpoint(sqlite3 *db, int nFrame){ +SQLITE_API int SQLITE_STDCALL sqlite3_wal_autocheckpoint(sqlite3 *db, int nFrame){ #ifdef SQLITE_OMIT_WAL UNUSED_PARAMETER(db); UNUSED_PARAMETER(nFrame);@@ -128311,7 +129912,7 @@ /*
** Register a callback to be invoked each time a transaction is written ** into the write-ahead-log by this database connection. */ -SQLITE_API void *sqlite3_wal_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_wal_hook( sqlite3 *db, /* Attach the hook to this db handle */ int(*xCallback)(void *, sqlite3*, const char*, int), void *pArg /* First argument passed to xCallback() */@@ -128338,7 +129939,7 @@
/* ** Checkpoint database zDb. */ -SQLITE_API int sqlite3_wal_checkpoint_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint_v2( sqlite3 *db, /* Database handle */ const char *zDb, /* Name of attached database (or NULL) */ int eMode, /* SQLITE_CHECKPOINT_* value */@@ -128393,7 +129994,7 @@ ** Checkpoint database zDb. If zDb is NULL, or if the buffer zDb points
** to contains a zero-length string, all attached databases are ** checkpointed. */ -SQLITE_API int sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb){ +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb){ /* EVIDENCE-OF: R-41613-20553 The sqlite3_wal_checkpoint(D,X) is equivalent to ** sqlite3_wal_checkpoint_v2(D,X,SQLITE_CHECKPOINT_PASSIVE,0,0). */ return sqlite3_wal_checkpoint_v2(db,zDb,SQLITE_CHECKPOINT_PASSIVE,0,0);@@ -128482,7 +130083,7 @@ /*
** Return UTF-8 encoded English language explanation of the most recent ** error. */ -SQLITE_API const char *sqlite3_errmsg(sqlite3 *db){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_errmsg(sqlite3 *db){ const char *z; if( !db ){ return sqlite3ErrStr(SQLITE_NOMEM);@@ -128510,7 +130111,7 @@ /*
** Return UTF-16 encoded English language explanation of the most recent ** error. */ -SQLITE_API const void *sqlite3_errmsg16(sqlite3 *db){ +SQLITE_API const void *SQLITE_STDCALL sqlite3_errmsg16(sqlite3 *db){ static const u16 outOfMem[] = { 'o', 'u', 't', ' ', 'o', 'f', ' ', 'm', 'e', 'm', 'o', 'r', 'y', 0 };@@ -128555,7 +130156,7 @@ /*
** Return the most recent error code generated by an SQLite routine. If NULL is ** passed to this function, we assume a malloc() failed during sqlite3_open(). */ -SQLITE_API int sqlite3_errcode(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_errcode(sqlite3 *db){ if( db && !sqlite3SafetyCheckSickOrOk(db) ){ return SQLITE_MISUSE_BKPT; }@@ -128564,7 +130165,7 @@ return SQLITE_NOMEM;
} return db->errCode & db->errMask; } -SQLITE_API int sqlite3_extended_errcode(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_extended_errcode(sqlite3 *db){ if( db && !sqlite3SafetyCheckSickOrOk(db) ){ return SQLITE_MISUSE_BKPT; }@@ -128579,7 +130180,7 @@ ** Return a string that describes the kind of error specified in the
** argument. For now, this simply calls the internal sqlite3ErrStr() ** function. */ -SQLITE_API const char *sqlite3_errstr(int rc){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_errstr(int rc){ return sqlite3ErrStr(rc); }@@ -128727,7 +130328,7 @@ ** A new lower limit does not shrink existing constructs.
** It merely prevents new constructs that exceed the limit ** from forming. */ -SQLITE_API int sqlite3_limit(sqlite3 *db, int limitId, int newLimit){ +SQLITE_API int SQLITE_STDCALL sqlite3_limit(sqlite3 *db, int limitId, int newLimit){ int oldLimit; #ifdef SQLITE_ENABLE_API_ARMOR@@ -128820,18 +130421,30 @@ char *zOpt;
int eState; /* Parser state when parsing URI */ int iIn; /* Input character index */ int iOut = 0; /* Output character index */ - int nByte = nUri+2; /* Bytes of space to allocate */ + u64 nByte = nUri+2; /* Bytes of space to allocate */ /* Make sure the SQLITE_OPEN_URI flag is set to indicate to the VFS xOpen ** method that there may be extra parameters following the file-name. */ flags |= SQLITE_OPEN_URI; for(iIn=0; iIn<nUri; iIn++) nByte += (zUri[iIn]=='&'); - zFile = sqlite3_malloc(nByte); + zFile = sqlite3_malloc64(nByte); if( !zFile ) return SQLITE_NOMEM; iIn = 5; -#ifndef SQLITE_ALLOW_URI_AUTHORITY +#ifdef SQLITE_ALLOW_URI_AUTHORITY + if( strncmp(zUri+5, "///", 3)==0 ){ + iIn = 7; + /* The following condition causes URIs with five leading / characters + ** like file://///host/path to be converted into UNCs like //host/path. + ** The correct URI for that UNC has only two or four leading / characters + ** file://host/path or file:////host/path. But 5 leading slashes is a + ** common error, we are told, so we handle it as a special case. */ + if( strncmp(zUri+7, "///", 3)==0 ){ iIn++; } + }else if( strncmp(zUri+5, "//localhost/", 12)==0 ){ + iIn = 16; + } +#else /* Discard the scheme and authority segments of the URI. */ if( zUri[5]=='/' && zUri[6]=='/' ){ iIn = 7;@@ -128981,7 +130594,7 @@ zOpt = &zVal[nVal+1];
} }else{ - zFile = sqlite3_malloc(nUri+2); + zFile = sqlite3_malloc64(nUri+2); if( !zFile ) return SQLITE_NOMEM; memcpy(zFile, zUri, nUri); zFile[nUri] = '\0';@@ -129118,6 +130731,9 @@ db->flags |= SQLITE_ShortColNames | SQLITE_EnableTrigger | SQLITE_CacheSpill
#if !defined(SQLITE_DEFAULT_AUTOMATIC_INDEX) || SQLITE_DEFAULT_AUTOMATIC_INDEX | SQLITE_AutoIndex #endif +#if SQLITE_DEFAULT_CKPTFULLFSYNC + | SQLITE_CkptFullFSync +#endif #if SQLITE_DEFAULT_FILE_FORMAT<4 | SQLITE_LegacyFileFmt #endif@@ -129250,6 +130866,13 @@ rc = sqlite3RtreeInit(db);
} #endif +#ifdef SQLITE_ENABLE_DBSTAT_VTAB + if( !db->mallocFailed && rc==SQLITE_OK){ + int sqlite3_dbstat_register(sqlite3*); + rc = sqlite3_dbstat_register(db); + } +#endif + /* -DSQLITE_DEFAULT_LOCKING_MODE=1 makes EXCLUSIVE the default locking ** mode. -DSQLITE_DEFAULT_LOCKING_MODE=0 make NORMAL the default locking ** mode. Doing nothing at all also makes NORMAL the default.@@ -129271,7 +130894,8 @@
opendb_out: sqlite3_free(zOpen); if( db ){ - assert( db->mutex!=0 || isThreadsafe==0 || sqlite3GlobalConfig.bFullMutex==0 ); + assert( db->mutex!=0 || isThreadsafe==0 + || sqlite3GlobalConfig.bFullMutex==0 ); sqlite3_mutex_leave(db->mutex); } rc = sqlite3_errcode(db);@@ -129296,14 +130920,14 @@
/* ** Open a new database handle. */ -SQLITE_API int sqlite3_open( +SQLITE_API int SQLITE_STDCALL sqlite3_open( const char *zFilename, sqlite3 **ppDb ){ return openDatabase(zFilename, ppDb, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, 0); } -SQLITE_API int sqlite3_open_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_open_v2( const char *filename, /* Database filename (UTF-8) */ sqlite3 **ppDb, /* OUT: SQLite db handle */ int flags, /* Flags */@@ -129316,7 +130940,7 @@ #ifndef SQLITE_OMIT_UTF16
/* ** Open a new database handle. */ -SQLITE_API int sqlite3_open16( +SQLITE_API int SQLITE_STDCALL sqlite3_open16( const void *zFilename, sqlite3 **ppDb ){@@ -129355,7 +130979,7 @@
/* ** Register a new collation sequence with the database handle db. */ -SQLITE_API int sqlite3_create_collation( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation( sqlite3* db, const char *zName, int enc,@@ -129368,7 +130992,7 @@
/* ** Register a new collation sequence with the database handle db. */ -SQLITE_API int sqlite3_create_collation_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation_v2( sqlite3* db, const char *zName, int enc,@@ -129393,7 +131017,7 @@ #ifndef SQLITE_OMIT_UTF16
/* ** Register a new collation sequence with the database handle db. */ -SQLITE_API int sqlite3_create_collation16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation16( sqlite3* db, const void *zName, int enc,@@ -129423,7 +131047,7 @@ /*
** Register a collation sequence factory callback with the database handle ** db. Replace any previously installed collation sequence factory. */ -SQLITE_API int sqlite3_collation_needed( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed( sqlite3 *db, void *pCollNeededArg, void(*xCollNeeded)(void*,sqlite3*,int eTextRep,const char*)@@ -129444,7 +131068,7 @@ /*
** Register a collation sequence factory callback with the database handle ** db. Replace any previously installed collation sequence factory. */ -SQLITE_API int sqlite3_collation_needed16( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed16( sqlite3 *db, void *pCollNeededArg, void(*xCollNeeded16)(void*,sqlite3*,int eTextRep,const void*)@@ -129466,7 +131090,7 @@ /*
** This function is now an anachronism. It used to be used to recover from a ** malloc() failure, but SQLite now does this automatically. */ -SQLITE_API int sqlite3_global_recover(void){ +SQLITE_API int SQLITE_STDCALL sqlite3_global_recover(void){ return SQLITE_OK; } #endif@@ -129477,7 +131101,7 @@ ** mode. Return TRUE if it is and FALSE if not. Autocommit mode is on
** by default. Autocommit is disabled by a BEGIN statement and reenabled ** by the next COMMIT or ROLLBACK. */ -SQLITE_API int sqlite3_get_autocommit(sqlite3 *db){ +SQLITE_API int SQLITE_STDCALL sqlite3_get_autocommit(sqlite3 *db){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){ (void)SQLITE_MISUSE_BKPT;@@ -129529,7 +131153,7 @@ **
** SQLite no longer uses thread-specific data so this routine is now a ** no-op. It is retained for historical compatibility. */ -SQLITE_API void sqlite3_thread_cleanup(void){ +SQLITE_API void SQLITE_STDCALL sqlite3_thread_cleanup(void){ } #endif@@ -129537,7 +131161,7 @@ /*
** Return meta information about a specific column of a database table. ** See comment in sqlite3.h (sqlite.h.in) for details. */ -SQLITE_API int sqlite3_table_column_metadata( +SQLITE_API int SQLITE_STDCALL sqlite3_table_column_metadata( sqlite3 *db, /* Connection handle */ const char *zDbName, /* Database name or NULL */ const char *zTableName, /* Table name */@@ -129553,13 +131177,19 @@ char *zErrMsg = 0;
Table *pTab = 0; Column *pCol = 0; int iCol = 0; - char const *zDataType = 0; char const *zCollSeq = 0; int notnull = 0; int primarykey = 0; int autoinc = 0; + +#ifdef SQLITE_ENABLE_API_ARMOR + if( !sqlite3SafetyCheckOk(db) || zTableName==0 ){ + return SQLITE_MISUSE_BKPT; + } +#endif + /* Ensure the database schema has been loaded */ sqlite3_mutex_enter(db->mutex); sqlite3BtreeEnterAll(db);@@ -129649,7 +131279,7 @@
/* ** Sleep for a little while. Return the amount of time slept. */ -SQLITE_API int sqlite3_sleep(int ms){ +SQLITE_API int SQLITE_STDCALL sqlite3_sleep(int ms){ sqlite3_vfs *pVfs; int rc; pVfs = sqlite3_vfs_find(0);@@ -129665,7 +131295,7 @@
/* ** Enable or disable the extended result codes. */ -SQLITE_API int sqlite3_extended_result_codes(sqlite3 *db, int onoff){ +SQLITE_API int SQLITE_STDCALL sqlite3_extended_result_codes(sqlite3 *db, int onoff){ #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT; #endif@@ -129678,7 +131308,7 @@
/* ** Invoke the xFileControl method on a particular database. */ -SQLITE_API int sqlite3_file_control(sqlite3 *db, const char *zDbName, int op, void *pArg){ +SQLITE_API int SQLITE_STDCALL sqlite3_file_control(sqlite3 *db, const char *zDbName, int op, void *pArg){ int rc = SQLITE_ERROR; Btree *pBtree;@@ -129706,13 +131336,13 @@ }
sqlite3BtreeLeave(pBtree); } sqlite3_mutex_leave(db->mutex); - return rc; + return rc; } /* ** Interface to the testing logic. */ -SQLITE_API int sqlite3_test_control(int op, ...){ +SQLITE_API int SQLITE_CDECL sqlite3_test_control(int op, ...){ int rc = 0; #ifndef SQLITE_OMIT_BUILTIN_TEST va_list ap;@@ -130009,6 +131639,35 @@ case SQLITE_TESTCTRL_ISINIT: {
if( sqlite3GlobalConfig.isInit==0 ) rc = SQLITE_ERROR; break; } + + /* sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, db, dbName, onOff, tnum); + ** + ** This test control is used to create imposter tables. "db" is a pointer + ** to the database connection. dbName is the database name (ex: "main" or + ** "temp") which will receive the imposter. "onOff" turns imposter mode on + ** or off. "tnum" is the root page of the b-tree to which the imposter + ** table should connect. + ** + ** Enable imposter mode only when the schema has already been parsed. Then + ** run a single CREATE TABLE statement to construct the imposter table in + ** the parsed schema. Then turn imposter mode back off again. + ** + ** If onOff==0 and tnum>0 then reset the schema for all databases, causing + ** the schema to be reparsed the next time it is needed. This has the + ** effect of erasing all imposter tables. + */ + case SQLITE_TESTCTRL_IMPOSTER: { + sqlite3 *db = va_arg(ap, sqlite3*); + sqlite3_mutex_enter(db->mutex); + db->init.iDb = sqlite3FindDbName(db, va_arg(ap,const char*)); + db->init.busy = db->init.imposterTable = va_arg(ap,int); + db->init.newTnum = va_arg(ap,int); + if( db->init.busy==0 && db->init.newTnum>0 ){ + sqlite3ResetAllSchemasOfConnection(db); + } + sqlite3_mutex_leave(db->mutex); + break; + } } va_end(ap); #endif /* SQLITE_OMIT_BUILTIN_TEST */@@ -130026,7 +131685,7 @@ ** query parameter we seek. This routine returns the value of the zParam
** parameter if it exists. If the parameter does not exist, this routine ** returns a NULL pointer. */ -SQLITE_API const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_uri_parameter(const char *zFilename, const char *zParam){ if( zFilename==0 || zParam==0 ) return 0; zFilename += sqlite3Strlen30(zFilename) + 1; while( zFilename[0] ){@@ -130041,7 +131700,7 @@
/* ** Return a boolean value for a query parameter. */ -SQLITE_API int sqlite3_uri_boolean(const char *zFilename, const char *zParam, int bDflt){ +SQLITE_API int SQLITE_STDCALL sqlite3_uri_boolean(const char *zFilename, const char *zParam, int bDflt){ const char *z = sqlite3_uri_parameter(zFilename, zParam); bDflt = bDflt!=0; return z ? sqlite3GetBoolean(z, bDflt) : bDflt;@@ -130050,7 +131709,7 @@
/* ** Return a 64-bit integer value for a query parameter. */ -SQLITE_API sqlite3_int64 sqlite3_uri_int64( +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_uri_int64( const char *zFilename, /* Filename as passed to xOpen */ const char *zParam, /* URI parameter sought */ sqlite3_int64 bDflt /* return if parameter is missing */@@ -130082,7 +131741,7 @@ /*
** Return the filename of the database associated with a database ** connection. */ -SQLITE_API const char *sqlite3_db_filename(sqlite3 *db, const char *zDbName){ +SQLITE_API const char *SQLITE_STDCALL sqlite3_db_filename(sqlite3 *db, const char *zDbName){ Btree *pBt; #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){@@ -130098,7 +131757,7 @@ /*
** Return 1 if database is read-only or 0 if read/write. Return -1 if ** no such database exists. */ -SQLITE_API int sqlite3_db_readonly(sqlite3 *db, const char *zDbName){ +SQLITE_API int SQLITE_STDCALL sqlite3_db_readonly(sqlite3 *db, const char *zDbName){ Btree *pBt; #ifdef SQLITE_ENABLE_API_ARMOR if( !sqlite3SafetyCheckOk(db) ){@@ -130257,7 +131916,7 @@ ** Each call to this routine overrides any prior callbacks registered
** on the same "db". If xNotify==0 then any prior callbacks are immediately ** cancelled. */ -SQLITE_API int sqlite3_unlock_notify( +SQLITE_API int SQLITE_STDCALL sqlite3_unlock_notify( sqlite3 *db, void (*xNotify)(void **, int), void *pArg@@ -131151,6 +132810,11 @@ */
#ifdef SQLITE_COVERAGE_TEST # define ALWAYS(x) (1) # define NEVER(X) (0) +#elif defined(SQLITE_DEBUG) +# define ALWAYS(x) sqlite3Fts3Always((x)!=0) +# define NEVER(x) sqlite3Fts3Never((x)!=0) +SQLITE_PRIVATE int sqlite3Fts3Always(int b); +SQLITE_PRIVATE int sqlite3Fts3Never(int b); #else # define ALWAYS(x) (x) # define NEVER(x) (x)@@ -131551,6 +133215,7 @@ (*(u8*)(p)&0x80) ? sqlite3Fts3GetVarint32(p, piVal) : (*piVal=*(u8*)(p), 1) \
) /* fts3.c */ +SQLITE_PRIVATE void sqlite3Fts3ErrMsg(char**,const char*,...); SQLITE_PRIVATE int sqlite3Fts3PutVarint(char *, sqlite3_int64); SQLITE_PRIVATE int sqlite3Fts3GetVarint(const char *, sqlite_int64 *); SQLITE_PRIVATE int sqlite3Fts3GetVarint32(const char *, int *);@@ -131640,6 +133305,13 @@ static int fts3EvalStart(Fts3Cursor *pCsr);
static int fts3TermSegReaderCursor( Fts3Cursor *, const char *, int, int, Fts3MultiSegReader **); +#ifndef SQLITE_AMALGAMATION +# if defined(SQLITE_DEBUG) +SQLITE_PRIVATE int sqlite3Fts3Always(int b) { assert( b ); return b; } +SQLITE_PRIVATE int sqlite3Fts3Never(int b) { assert( !b ); return b; } +# endif +#endif + /* ** Write a 64-bit variable-length integer to memory starting at p[0]. ** The length of data written will be between 1 and FTS3_VARINT_MAX bytes.@@ -131749,7 +133421,7 @@
/* If the first byte was a '[', then the close-quote character is a ']' */ if( quote=='[' ) quote = ']'; - while( ALWAYS(z[iIn]) ){ + while( z[iIn] ){ if( z[iIn]==quote ){ if( z[iIn+1]!=quote ) break; z[iOut++] = quote;@@ -131826,6 +133498,17 @@ p->pTokenizer->pModule->xDestroy(p->pTokenizer);
sqlite3_free(p); return SQLITE_OK; +} + +/* +** Write an error message into *pzErr +*/ +SQLITE_PRIVATE void sqlite3Fts3ErrMsg(char **pzErr, const char *zFormat, ...){ + va_list ap; + sqlite3_free(*pzErr); + va_start(ap, zFormat); + *pzErr = sqlite3_vmprintf(zFormat, ap); + va_end(ap); } /*@@ -132237,11 +133920,16 @@ **
** This function is used when parsing the "prefix=" FTS4 parameter. */ static int fts3GobbleInt(const char **pp, int *pnOut){ + const int MAX_NPREFIX = 10000000; const char *p; /* Iterator pointer */ int nInt = 0; /* Output value */ for(p=*pp; p[0]>='0' && p[0]<='9'; p++){ nInt = nInt * 10 + (p[0] - '0'); + if( nInt>MAX_NPREFIX ){ + nInt = 0; + break; + } } if( p==*pp ) return SQLITE_ERROR; *pnOut = nInt;@@ -132284,7 +133972,6 @@ }
aIndex = sqlite3_malloc(sizeof(struct Fts3Index) * nIndex); *apIndex = aIndex; - *pnIndex = nIndex; if( !aIndex ){ return SQLITE_NOMEM; }@@ -132294,13 +133981,20 @@ if( zParam ){
const char *p = zParam; int i; for(i=1; i<nIndex; i++){ - int nPrefix; + int nPrefix = 0; if( fts3GobbleInt(&p, &nPrefix) ) return SQLITE_ERROR; - aIndex[i].nPrefix = nPrefix; + assert( nPrefix>=0 ); + if( nPrefix==0 ){ + nIndex--; + i--; + }else{ + aIndex[i].nPrefix = nPrefix; + } p++; } } + *pnIndex = nIndex; return SQLITE_OK; }@@ -132335,7 +134029,8 @@ const char *zDb, /* Name of db (i.e. "main", "temp" etc.) */
const char *zTbl, /* Name of content table */ const char ***pazCol, /* OUT: Malloc'd array of column names */ int *pnCol, /* OUT: Size of array *pazCol */ - int *pnStr /* OUT: Bytes of string content */ + int *pnStr, /* OUT: Bytes of string content */ + char **pzErr /* OUT: error message */ ){ int rc = SQLITE_OK; /* Return code */ char *zSql; /* "SELECT *" statement on zTbl */@@ -132346,6 +134041,9 @@ if( !zSql ){
rc = SQLITE_NOMEM; }else{ rc = sqlite3_prepare(db, zSql, -1, &pStmt, 0); + if( rc!=SQLITE_OK ){ + sqlite3Fts3ErrMsg(pzErr, "%s", sqlite3_errmsg(db)); + } } sqlite3_free(zSql);@@ -132424,7 +134122,7 @@ int isFts4 = (argv[0][3]=='4'); /* True for FTS4, false for FTS3 */
const char **aCol; /* Array of column names */ sqlite3_tokenizer *pTokenizer = 0; /* Tokenizer for this table */ - int nIndex; /* Size of aIndex[] array */ + int nIndex = 0; /* Size of aIndex[] array */ struct Fts3Index *aIndex = 0; /* Array of indexes for this table */ /* The results of parsing supported FTS4 key=value options: */@@ -132512,13 +134210,13 @@ break;
} } if( iOpt==SizeofArray(aFts4Opt) ){ - *pzErr = sqlite3_mprintf("unrecognized parameter: %s", z); + sqlite3Fts3ErrMsg(pzErr, "unrecognized parameter: %s", z); rc = SQLITE_ERROR; }else{ switch( iOpt ){ case 0: /* MATCHINFO */ if( strlen(zVal)!=4 || sqlite3_strnicmp(zVal, "fts3", 4) ){ - *pzErr = sqlite3_mprintf("unrecognized matchinfo: %s", zVal); + sqlite3Fts3ErrMsg(pzErr, "unrecognized matchinfo: %s", zVal); rc = SQLITE_ERROR; } bNoDocsize = 1;@@ -132546,7 +134244,7 @@ case 4: /* ORDER */
if( (strlen(zVal)!=3 || sqlite3_strnicmp(zVal, "asc", 3)) && (strlen(zVal)!=4 || sqlite3_strnicmp(zVal, "desc", 4)) ){ - *pzErr = sqlite3_mprintf("unrecognized order: %s", zVal); + sqlite3Fts3ErrMsg(pzErr, "unrecognized order: %s", zVal); rc = SQLITE_ERROR; } bDescIdx = (zVal[0]=='d' || zVal[0]=='D');@@ -132597,7 +134295,7 @@ zUncompress = 0;
if( nCol==0 ){ sqlite3_free((void*)aCol); aCol = 0; - rc = fts3ContentColumns(db, argv[1], zContent, &aCol, &nCol, &nString); + rc = fts3ContentColumns(db, argv[1], zContent,&aCol,&nCol,&nString,pzErr); /* If a languageid= option was specified, remove the language id ** column from the aCol[] array. */@@ -132632,7 +134330,7 @@
rc = fts3PrefixParameter(zPrefix, &nIndex, &aIndex); if( rc==SQLITE_ERROR ){ assert( zPrefix ); - *pzErr = sqlite3_mprintf("error parsing prefix parameter: %s", zPrefix); + sqlite3Fts3ErrMsg(pzErr, "error parsing prefix parameter: %s", zPrefix); } if( rc!=SQLITE_OK ) goto fts3_init_out;@@ -132714,7 +134412,7 @@ }
} for(i=0; i<nNotindexed; i++){ if( azNotindexed[i] ){ - *pzErr = sqlite3_mprintf("no such column: %s", azNotindexed[i]); + sqlite3Fts3ErrMsg(pzErr, "no such column: %s", azNotindexed[i]); rc = SQLITE_ERROR; } }@@ -132722,7 +134420,7 @@
if( rc==SQLITE_OK && (zCompress==0)!=(zUncompress==0) ){ char const *zMiss = (zCompress==0 ? "compress" : "uncompress"); rc = SQLITE_ERROR; - *pzErr = sqlite3_mprintf("missing %s parameter in fts4 constructor", zMiss); + sqlite3Fts3ErrMsg(pzErr, "missing %s parameter in fts4 constructor", zMiss); } p->zReadExprlist = fts3ReadExprList(p, zUncompress, &rc); p->zWriteExprlist = fts3WriteExprList(p, zCompress, &rc);@@ -133818,26 +135516,33 @@ ** order, it should be passed a non-zero value.
** ** The right-hand input doclist is overwritten by this function. */ -static void fts3DoclistPhraseMerge( +static int fts3DoclistPhraseMerge( int bDescDoclist, /* True if arguments are desc */ int nDist, /* Distance from left to right (1=adjacent) */ char *aLeft, int nLeft, /* Left doclist */ - char *aRight, int *pnRight /* IN/OUT: Right/output doclist */ + char **paRight, int *pnRight /* IN/OUT: Right/output doclist */ ){ sqlite3_int64 i1 = 0; sqlite3_int64 i2 = 0; sqlite3_int64 iPrev = 0; + char *aRight = *paRight; char *pEnd1 = &aLeft[nLeft]; char *pEnd2 = &aRight[*pnRight]; char *p1 = aLeft; char *p2 = aRight; char *p; int bFirstOut = 0; - char *aOut = aRight; + char *aOut; assert( nDist>0 ); + if( bDescDoclist ){ + aOut = sqlite3_malloc(*pnRight + FTS3_VARINT_MAX); + if( aOut==0 ) return SQLITE_NOMEM; + }else{ + aOut = aRight; + } + p = aOut; - p = aOut; fts3GetDeltaVarint3(&p1, pEnd1, 0, &i1); fts3GetDeltaVarint3(&p2, pEnd2, 0, &i2);@@ -133866,6 +135571,12 @@ }
} *pnRight = (int)(p - aOut); + if( bDescDoclist ){ + sqlite3_free(aRight); + *paRight = aOut; + } + + return SQLITE_OK; } /*@@ -133990,8 +135701,22 @@ int nDoclist /* Size of aDoclist in bytes */
){ if( pTS->aaOutput[0]==0 ){ /* If this is the first term selected, copy the doclist to the output - ** buffer using memcpy(). */ - pTS->aaOutput[0] = sqlite3_malloc(nDoclist); + ** buffer using memcpy(). + ** + ** Add FTS3_VARINT_MAX bytes of unused space to the end of the + ** allocation. This is so as to ensure that the buffer is big enough + ** to hold the current doclist AND'd with any other doclist. If the + ** doclists are stored in order=ASC order, this padding would not be + ** required (since the size of [doclistA AND doclistB] is always less + ** than or equal to the size of [doclistA] in that case). But this is + ** not true for order=DESC. For example, a doclist containing (1, -1) + ** may be smaller than (-1), as in the first example the -1 may be stored + ** as a single-byte delta, whereas in the second it must be stored as a + ** FTS3_VARINT_MAX byte varint. + ** + ** Similar padding is added in the fts3DoclistOrMerge() function. + */ + pTS->aaOutput[0] = sqlite3_malloc(nDoclist + FTS3_VARINT_MAX + 1); pTS->anOutput[0] = nDoclist; if( pTS->aaOutput[0] ){ memcpy(pTS->aaOutput[0], aDoclist, nDoclist);@@ -134088,7 +135813,7 @@ ** fts4aux are not completely populated. So it's easiest to filter these
** calls out here. */ if( iLevel<0 && p->aIndex ){ Fts3SegReader *pSeg = 0; - rc = sqlite3Fts3SegReaderPending(p, iIndex, zTerm, nTerm, isPrefix, &pSeg); + rc = sqlite3Fts3SegReaderPending(p, iIndex, zTerm, nTerm, isPrefix||isScan, &pSeg); if( rc==SQLITE_OK && pSeg ){ rc = fts3SegReaderCursorAppend(pCsr, pSeg); }@@ -134491,10 +136216,17 @@ ** full-text query or docid lookup, the statement retrieves a single
** row by docid. */ if( eSearch==FTS3_FULLSCAN_SEARCH ){ - zSql = sqlite3_mprintf( - "SELECT %s ORDER BY rowid %s", - p->zReadExprlist, (pCsr->bDesc ? "DESC" : "ASC") - ); + if( pDocidGe || pDocidLe ){ + zSql = sqlite3_mprintf( + "SELECT %s WHERE rowid BETWEEN %lld AND %lld ORDER BY rowid %s", + p->zReadExprlist, pCsr->iMinDocid, pCsr->iMaxDocid, + (pCsr->bDesc ? "DESC" : "ASC") + ); + }else{ + zSql = sqlite3_mprintf("SELECT %s ORDER BY rowid %s", + p->zReadExprlist, (pCsr->bDesc ? "DESC" : "ASC") + ); + } if( zSql ){ rc = sqlite3_prepare_v2(p->db, zSql, -1, &pCsr->pStmt, 0); sqlite3_free(zSql);@@ -134730,11 +136462,31 @@ static void fts3ReversePoslist(char *pStart, char **ppPoslist){
char *p = &(*ppPoslist)[-2]; char c = 0; + /* Skip backwards passed any trailing 0x00 bytes added by NearTrim() */ while( p>pStart && (c=*p--)==0 ); + + /* Search backwards for a varint with value zero (the end of the previous + ** poslist). This is an 0x00 byte preceded by some byte that does not + ** have the 0x80 bit set. */ while( p>pStart && (*p & 0x80) | c ){ c = *p--; } - if( p>pStart ){ p = &p[2]; } + assert( p==pStart || c==0 ); + + /* At this point p points to that preceding byte without the 0x80 bit + ** set. So to find the start of the poslist, skip forward 2 bytes then + ** over a varint. + ** + ** Normally. The other case is that p==pStart and the poslist to return + ** is the first in the doclist. In this case do not skip forward 2 bytes. + ** The second part of the if condition (c==0 && *ppPoslist>&p[2]) + ** is required for cases where the first byte of a doclist and the + ** doclist is empty. For example, if the first docid is 10, a doclist + ** that begins with: + ** + ** 0x0A 0x00 <next docid delta varint> + */ + if( p>pStart || (c==0 && *ppPoslist>&p[2]) ){ p = &p[2]; } while( *p++&0x80 ); *ppPoslist = p; }@@ -134805,6 +136557,8 @@ case 2: zStart = (const char*)sqlite3_value_text(apVal[1]);
} if( !zEllipsis || !zEnd || !zStart ){ sqlite3_result_error_nomem(pContext); + }else if( nToken==0 ){ + sqlite3_result_text(pContext, "", -1, SQLITE_STATIC); }else if( SQLITE_OK==fts3CursorSeek(pContext, pCsr) ){ sqlite3Fts3Snippet(pContext, pCsr, zStart, zEnd, zEllipsis, iCol, nToken); }@@ -135240,14 +136994,17 @@ **
** This function assumes that pList points to a buffer allocated using ** sqlite3_malloc(). This function takes responsibility for eventually ** freeing the buffer. +** +** SQLITE_OK is returned if successful, or SQLITE_NOMEM if an error occurs. */ -static void fts3EvalPhraseMergeToken( +static int fts3EvalPhraseMergeToken( Fts3Table *pTab, /* FTS Table pointer */ Fts3Phrase *p, /* Phrase to merge pList/nList into */ int iToken, /* Token pList/nList corresponds to */ char *pList, /* Pointer to doclist */ int nList /* Number of bytes in pList */ ){ + int rc = SQLITE_OK; assert( iToken!=p->iDoclistToken ); if( pList==0 ){@@ -135286,13 +137043,16 @@ nLeft = nList;
nDiff = p->iDoclistToken - iToken; } - fts3DoclistPhraseMerge(pTab->bDescIdx, nDiff, pLeft, nLeft, pRight,&nRight); + rc = fts3DoclistPhraseMerge( + pTab->bDescIdx, nDiff, pLeft, nLeft, &pRight, &nRight + ); sqlite3_free(pLeft); p->doclist.aAll = pRight; p->doclist.nAll = nRight; } if( iToken>p->iDoclistToken ) p->iDoclistToken = iToken; + return rc; } /*@@ -135318,7 +137078,7 @@ int nThis = 0;
char *pThis = 0; rc = fts3TermSelect(pTab, pToken, p->iColumn, &nThis, &pThis); if( rc==SQLITE_OK ){ - fts3EvalPhraseMergeToken(pTab, p, iToken, pThis, nThis); + rc = fts3EvalPhraseMergeToken(pTab, p, iToken, pThis, nThis); } } assert( pToken->pSegcsr==0 );@@ -135860,12 +137620,14 @@ int *pRc /* IN/OUT: Error code */
){ if( pExpr && SQLITE_OK==*pRc ){ if( pExpr->eType==FTSQUERY_PHRASE ){ - int i; int nToken = pExpr->pPhrase->nToken; - for(i=0; i<nToken; i++){ - if( pExpr->pPhrase->aToken[i].pDeferred==0 ) break; + if( nToken ){ + int i; + for(i=0; i<nToken; i++){ + if( pExpr->pPhrase->aToken[i].pDeferred==0 ) break; + } + pExpr->bDeferred = (i==nToken); } - pExpr->bDeferred = (i==nToken); *pRc = fts3EvalPhraseStart(pCsr, 1, pExpr->pPhrase); }else{ fts3EvalStartReaders(pCsr, pExpr->pLeft, pRc);@@ -136121,8 +137883,12 @@ char *pList = 0;
rc = fts3TermSelect(pTab, pToken, pTC->iCol, &nList, &pList); assert( rc==SQLITE_OK || pList==0 ); if( rc==SQLITE_OK ){ + rc = fts3EvalPhraseMergeToken( + pTab, pTC->pPhrase, pTC->iToken,pList,nList + ); + } + if( rc==SQLITE_OK ){ int nCount; - fts3EvalPhraseMergeToken(pTab, pTC->pPhrase, pTC->iToken,pList,nList); nCount = fts3DoclistCountDocids( pTC->pPhrase->doclist.aAll, pTC->pPhrase->doclist.nAll );@@ -136983,7 +138749,6 @@ pIter = pPhrase->doclist.pList;
if( iDocid!=pCsr->iPrevId || pExpr->bEof ){ int rc = SQLITE_OK; int bDescDoclist = pTab->bDescIdx; /* For DOCID_CMP macro */ - int iMul; /* +1 if csr dir matches index dir, else -1 */ int bOr = 0; u8 bEof = 0; u8 bTreeEof = 0;@@ -137025,7 +138790,8 @@
pIter = pPhrase->pOrPoslist; iDocid = pPhrase->iOrDocid; if( pCsr->bDesc==bDescDoclist ){ - bEof = (pIter >= (pPhrase->doclist.aAll + pPhrase->doclist.nAll)); + bEof = !pPhrase->doclist.nAll || + (pIter >= (pPhrase->doclist.aAll + pPhrase->doclist.nAll)); while( (pIter==0 || DOCID_CMP(iDocid, pCsr->iPrevId)<0 ) && bEof==0 ){ sqlite3Fts3DoclistNext( bDescDoclist, pPhrase->doclist.aAll, pPhrase->doclist.nAll,@@ -137106,7 +138872,7 @@ */
#ifdef _WIN32 __declspec(dllexport) #endif -SQLITE_API int sqlite3_fts3_init( +SQLITE_API int SQLITE_STDCALL sqlite3_fts3_init( sqlite3 *db, char **pzErrMsg, const sqlite3_api_routines *pApi@@ -137237,7 +139003,7 @@ *ppVtab = (sqlite3_vtab *)p;
return SQLITE_OK; bad_args: - *pzErr = sqlite3_mprintf("invalid arguments to fts4aux constructor"); + sqlite3Fts3ErrMsg(pzErr, "invalid arguments to fts4aux constructor"); return SQLITE_ERROR; }@@ -138695,13 +140461,13 @@ if( rc!=SQLITE_OK ){
sqlite3Fts3ExprFree(*ppExpr); *ppExpr = 0; if( rc==SQLITE_TOOBIG ){ - *pzErr = sqlite3_mprintf( + sqlite3Fts3ErrMsg(pzErr, "FTS expression tree is too large (maximum depth %d)", SQLITE_FTS3_MAX_EXPR_DEPTH ); rc = SQLITE_ERROR; }else if( rc==SQLITE_ERROR ){ - *pzErr = sqlite3_mprintf("malformed MATCH expression: [%s]", z); + sqlite3Fts3ErrMsg(pzErr, "malformed MATCH expression: [%s]", z); } }@@ -140074,7 +141840,7 @@
if( argc==2 ){ void *pOld; int n = sqlite3_value_bytes(argv[1]); - if( n!=sizeof(pPtr) ){ + if( zName==0 || n!=sizeof(pPtr) ){ sqlite3_result_error(context, "argument type mismatch", -1); return; }@@ -140085,7 +141851,9 @@ sqlite3_result_error(context, "out of memory", -1);
return; } }else{ - pPtr = sqlite3Fts3HashFind(pHash, zName, nName); + if( zName ){ + pPtr = sqlite3Fts3HashFind(pHash, zName, nName); + } if( !pPtr ){ char *zErr = sqlite3_mprintf("unknown tokenizer: %s", zName); sqlite3_result_error(context, zErr, -1);@@ -140166,12 +141934,16 @@ if( !zCopy ) return SQLITE_NOMEM;
zEnd = &zCopy[strlen(zCopy)]; z = (char *)sqlite3Fts3NextToken(zCopy, &n); + if( z==0 ){ + assert( n==0 ); + z = zCopy; + } z[n] = '\0'; sqlite3Fts3Dequote(z); m = (sqlite3_tokenizer_module *)sqlite3Fts3HashFind(pHash,z,(int)strlen(z)+1); if( !m ){ - *pzErr = sqlite3_mprintf("unknown tokenizer: %s", z); + sqlite3Fts3ErrMsg(pzErr, "unknown tokenizer: %s", z); rc = SQLITE_ERROR; }else{ char const **aArg = 0;@@ -140194,7 +141966,7 @@ }
rc = m->xCreate(iArg, aArg, ppTok); assert( rc!=SQLITE_OK || *ppTok ); if( rc!=SQLITE_OK ){ - *pzErr = sqlite3_mprintf("unknown tokenizer"); + sqlite3Fts3ErrMsg(pzErr, "unknown tokenizer"); }else{ (*ppTok)->pModule = m; }@@ -140278,9 +142050,9 @@ pHash = (Fts3Hash *)sqlite3_user_data(context);
p = (sqlite3_tokenizer_module *)sqlite3Fts3HashFind(pHash, zName, nName+1); if( !p ){ - char *zErr = sqlite3_mprintf("unknown tokenizer: %s", zName); - sqlite3_result_error(context, zErr, -1); - sqlite3_free(zErr); + char *zErr2 = sqlite3_mprintf("unknown tokenizer: %s", zName); + sqlite3_result_error(context, zErr2, -1); + sqlite3_free(zErr2); return; }@@ -140815,7 +142587,7 @@ int nName = (int)strlen(zName);
p = (sqlite3_tokenizer_module *)sqlite3Fts3HashFind(pHash, zName, nName+1); if( !p ){ - *pzErr = sqlite3_mprintf("unknown tokenizer: %s", zName); + sqlite3Fts3ErrMsg(pzErr, "unknown tokenizer: %s", zName); return SQLITE_ERROR; }@@ -141512,7 +143284,7 @@ /* 24 */ "",
/* 25 */ "", /* 26 */ "DELETE FROM %Q.'%q_segdir' WHERE level BETWEEN ? AND ?", -/* 27 */ "SELECT DISTINCT level / (1024 * ?) FROM %Q.'%q_segdir'", +/* 27 */ "SELECT ? UNION SELECT level / (1024 * ?) FROM %Q.'%q_segdir'", /* This statement is used to determine which level to read the input from ** when performing an incremental merge. It returns the absolute level number@@ -142811,7 +144583,10 @@ ** This is a comparison function used as a qsort() callback when sorting
** an array of pending terms by term. This occurs as part of flushing ** the contents of the pending-terms hash table to the database. */ -static int fts3CompareElemByTerm(const void *lhs, const void *rhs){ +static int SQLITE_CDECL fts3CompareElemByTerm( + const void *lhs, + const void *rhs +){ char *z1 = fts3HashKey(*(Fts3HashElem **)lhs); char *z2 = fts3HashKey(*(Fts3HashElem **)rhs); int n1 = fts3HashKeysize(*(Fts3HashElem **)lhs);@@ -144627,7 +146402,8 @@
rc = fts3SqlStmt(p, SQL_SELECT_ALL_LANGID, &pAllLangid, 0); if( rc==SQLITE_OK ){ int rc2; - sqlite3_bind_int(pAllLangid, 1, p->nIndex); + sqlite3_bind_int(pAllLangid, 1, p->iPrevLangid); + sqlite3_bind_int(pAllLangid, 2, p->nIndex); while( sqlite3_step(pAllLangid)==SQLITE_ROW ){ int i; int iLangid = sqlite3_column_int(pAllLangid, 0);@@ -145959,7 +147735,7 @@
pHint->n = i; i += sqlite3Fts3GetVarint(&pHint->a[i], piAbsLevel); i += fts3GetVarint32(&pHint->a[i], pnInput); - if( i!=nHint ) return SQLITE_CORRUPT_VTAB; + if( i!=nHint ) return FTS_CORRUPT_VTAB; return SQLITE_OK; }@@ -146327,7 +148103,8 @@ /* This block calculates the checksum according to the FTS index. */
rc = fts3SqlStmt(p, SQL_SELECT_ALL_LANGID, &pAllLangid, 0); if( rc==SQLITE_OK ){ int rc2; - sqlite3_bind_int(pAllLangid, 1, p->nIndex); + sqlite3_bind_int(pAllLangid, 1, p->iPrevLangid); + sqlite3_bind_int(pAllLangid, 2, p->nIndex); while( rc==SQLITE_OK && sqlite3_step(pAllLangid)==SQLITE_ROW ){ int iLangid = sqlite3_column_int(pAllLangid, 0); int i;@@ -146340,7 +148117,6 @@ if( rc==SQLITE_OK ) rc = rc2;
} /* This block calculates the checksum according to the %_content table */ - rc = fts3SqlStmt(p, SQL_SELECT_ALL_LANGID, &pAllLangid, 0); if( rc==SQLITE_OK ){ sqlite3_tokenizer_module const *pModule = p->pTokenizer->pModule; sqlite3_stmt *pStmt = 0;@@ -146437,7 +148213,7 @@ ){
int rc; int bOk = 0; rc = fts3IntegrityCheck(p, &bOk); - if( rc==SQLITE_OK && bOk==0 ) rc = SQLITE_CORRUPT_VTAB; + if( rc==SQLITE_OK && bOk==0 ) rc = FTS_CORRUPT_VTAB; return rc; }@@ -146875,6 +148651,7 @@ #define FTS3_MATCHINFO_AVGLENGTH 'a' /* nCol values */
#define FTS3_MATCHINFO_LENGTH 'l' /* nCol values */ #define FTS3_MATCHINFO_LCS 's' /* nCol values */ #define FTS3_MATCHINFO_HITS 'x' /* 3*nCol*nPhrase values */ +#define FTS3_MATCHINFO_LHITS 'y' /* nCol*nPhrase values */ /* ** The default value for the second argument to matchinfo().@@ -147530,8 +149307,12 @@ /* Now that the shift has been done, check if the initial "..." are
** required. They are required if (a) this is not the first fragment, ** or (b) this fragment does not begin at position 0 of its column. */ - if( rc==SQLITE_OK && (iPos>0 || iFragment>0) ){ - rc = fts3StringAppend(pOut, zEllipsis, -1); + if( rc==SQLITE_OK ){ + if( iPos>0 || iFragment>0 ){ + rc = fts3StringAppend(pOut, zEllipsis, -1); + }else if( iBegin ){ + rc = fts3StringAppend(pOut, zDoc, iBegin); + } } if( rc!=SQLITE_OK || iCurrent<iPos ) continue; }@@ -147653,6 +149434,51 @@
return rc; } +/* +** fts3ExprIterate() callback used to gather information for the matchinfo +** directive 'y'. +*/ +static int fts3ExprLHitsCb( + Fts3Expr *pExpr, /* Phrase expression node */ + int iPhrase, /* Phrase number */ + void *pCtx /* Pointer to MatchInfo structure */ +){ + MatchInfo *p = (MatchInfo *)pCtx; + Fts3Table *pTab = (Fts3Table *)p->pCursor->base.pVtab; + int rc = SQLITE_OK; + int iStart = iPhrase * p->nCol; + Fts3Expr *pEof; /* Ancestor node already at EOF */ + + /* This must be a phrase */ + assert( pExpr->pPhrase ); + + /* Initialize all output integers to zero. */ + memset(&p->aMatchinfo[iStart], 0, sizeof(u32) * p->nCol); + + /* Check if this or any parent node is at EOF. If so, then all output + ** values are zero. */ + for(pEof=pExpr; pEof && pEof->bEof==0; pEof=pEof->pParent); + + if( pEof==0 && pExpr->iDocid==p->pCursor->iPrevId ){ + Fts3Phrase *pPhrase = pExpr->pPhrase; + char *pIter = pPhrase->doclist.pList; + int iCol = 0; + + while( 1 ){ + int nHit = fts3ColumnlistCount(&pIter); + if( (pPhrase->iColumn>=pTab->nColumn || pPhrase->iColumn==iCol) ){ + p->aMatchinfo[iStart + iCol] = (u32)nHit; + } + assert( *pIter==0x00 || *pIter==0x01 ); + if( *pIter!=0x01 ) break; + pIter++; + pIter += fts3GetVarint32(pIter, &iCol); + } + } + + return rc; +} + static int fts3MatchinfoCheck( Fts3Table *pTab, char cArg,@@ -147665,10 +149491,11 @@ || (cArg==FTS3_MATCHINFO_AVGLENGTH && pTab->bFts4)
|| (cArg==FTS3_MATCHINFO_LENGTH && pTab->bHasDocsize) || (cArg==FTS3_MATCHINFO_LCS) || (cArg==FTS3_MATCHINFO_HITS) + || (cArg==FTS3_MATCHINFO_LHITS) ){ return SQLITE_OK; } - *pzErr = sqlite3_mprintf("unrecognized matchinfo request: %c", cArg); + sqlite3Fts3ErrMsg(pzErr, "unrecognized matchinfo request: %c", cArg); return SQLITE_ERROR; }@@ -147686,6 +149513,10 @@ case FTS3_MATCHINFO_AVGLENGTH:
case FTS3_MATCHINFO_LENGTH: case FTS3_MATCHINFO_LCS: nVal = pInfo->nCol; + break; + + case FTS3_MATCHINFO_LHITS: + nVal = pInfo->nCol * pInfo->nPhrase; break; default:@@ -147942,6 +149773,10 @@ rc = fts3MatchinfoLcs(pCsr, pInfo);
} break; + case FTS3_MATCHINFO_LHITS: + (void)fts3ExprIterate(pCsr->pExpr, fts3ExprLHitsCb, (void*)pInfo); + break; + default: { Fts3Expr *pExpr; assert( zArg[i]==FTS3_MATCHINFO_HITS );@@ -148097,7 +149932,7 @@ ** columns of the FTS3 table. Otherwise, only column iCol is considered.
*/ for(iRead=0; iRead<pTab->nColumn; iRead++){ SnippetFragment sF = {0, 0, 0, 0}; - int iS; + int iS = 0; if( iCol>=0 && iRead!=iCol ) continue; /* Find the best snippet of nFToken tokens in column iRead. */@@ -151954,11 +153789,19 @@ */
if( nData>1 ){ int ii; - /* Populate the cell.aCoord[] array. The first coordinate is azData[3]. */ - assert( nData==(pRtree->nDim*2 + 3) ); + /* Populate the cell.aCoord[] array. The first coordinate is azData[3]. + ** + ** NB: nData can only be less than nDim*2+3 if the rtree is mis-declared + ** with "column" that are interpreted as table constraints. + ** Example: CREATE VIRTUAL TABLE bad USING rtree(x,y,CHECK(y>5)); + ** This problem was discovered after years of use, so we silently ignore + ** these kinds of misdeclared tables to avoid breaking any legacy. + */ + assert( nData<=(pRtree->nDim*2 + 3) ); + #ifndef SQLITE_RTREE_INT_ONLY if( pRtree->eCoordType==RTREE_COORD_REAL32 ){ - for(ii=0; ii<(pRtree->nDim*2); ii+=2){ + for(ii=0; ii<nData-4; ii+=2){ cell.aCoord[ii].f = rtreeValueDown(azData[ii+3]); cell.aCoord[ii+1].f = rtreeValueUp(azData[ii+4]); if( cell.aCoord[ii].f>cell.aCoord[ii+1].f ){@@ -151969,7 +153812,7 @@ }
}else #endif { - for(ii=0; ii<(pRtree->nDim*2); ii+=2){ + for(ii=0; ii<nData-4; ii+=2){ cell.aCoord[ii].i = sqlite3_value_int(azData[ii+3]); cell.aCoord[ii+1].i = sqlite3_value_int(azData[ii+4]); if( cell.aCoord[ii].i>cell.aCoord[ii+1].i ){@@ -152540,7 +154383,7 @@
/* ** Register a new geometry function for use with the r-tree MATCH operator. */ -SQLITE_API int sqlite3_rtree_geometry_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_geometry_callback( sqlite3 *db, /* Register SQL function on this connection */ const char *zGeom, /* Name of the new SQL function */ int (*xGeom)(sqlite3_rtree_geometry*,int,RtreeDValue*,int*), /* Callback */@@ -152564,7 +154407,7 @@ /*
** Register a new 2nd-generation geometry function for use with the ** r-tree MATCH operator. */ -SQLITE_API int sqlite3_rtree_query_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_query_callback( sqlite3 *db, /* Register SQL function on this connection */ const char *zQueryFunc, /* Name of new SQL function */ int (*xQueryFunc)(sqlite3_rtree_query_info*), /* Callback */@@ -152589,7 +154432,7 @@ #if !SQLITE_CORE
#ifdef _WIN32 __declspec(dllexport) #endif -SQLITE_API int sqlite3_rtree_init( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_init( sqlite3 *db, char **pzErrMsg, const sqlite3_api_routines *pApi@@ -153094,7 +154937,7 @@ #if !SQLITE_CORE
#ifdef _WIN32 __declspec(dllexport) #endif -SQLITE_API int sqlite3_icu_init( +SQLITE_API int SQLITE_STDCALL sqlite3_icu_init( sqlite3 *db, char **pzErrMsg, const sqlite3_api_routines *pApi@@ -153369,3 +155212,654 @@ #endif /* defined(SQLITE_ENABLE_ICU) */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3) */ /************** End of fts3_icu.c ********************************************/ +/************** Begin file dbstat.c ******************************************/ +/* +** 2010 July 12 +** +** The author disclaims copyright to this source code. In place of +** a legal notice, here is a blessing: +** +** May you do good and not evil. +** May you find forgiveness for yourself and forgive others. +** May you share freely, never taking more than you give. +** +****************************************************************************** +** +** This file contains an implementation of the "dbstat" virtual table. +** +** The dbstat virtual table is used to extract low-level formatting +** information from an SQLite database in order to implement the +** "sqlite3_analyzer" utility. See the ../tool/spaceanal.tcl script +** for an example implementation. +*/ + +#if (defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST)) \ + && !defined(SQLITE_OMIT_VIRTUALTABLE) + +/* +** Page paths: +** +** The value of the 'path' column describes the path taken from the +** root-node of the b-tree structure to each page. The value of the +** root-node path is '/'. +** +** The value of the path for the left-most child page of the root of +** a b-tree is '/000/'. (Btrees store content ordered from left to right +** so the pages to the left have smaller keys than the pages to the right.) +** The next to left-most child of the root page is +** '/001', and so on, each sibling page identified by a 3-digit hex +** value. The children of the 451st left-most sibling have paths such +** as '/1c2/000/, '/1c2/001/' etc. +** +** Overflow pages are specified by appending a '+' character and a +** six-digit hexadecimal value to the path to the cell they are linked +** from. For example, the three overflow pages in a chain linked from +** the left-most cell of the 450th child of the root page are identified +** by the paths: +** +** '/1c2/000+000000' // First page in overflow chain +** '/1c2/000+000001' // Second page in overflow chain +** '/1c2/000+000002' // Third page in overflow chain +** +** If the paths are sorted using the BINARY collation sequence, then +** the overflow pages associated with a cell will appear earlier in the +** sort-order than its child page: +** +** '/1c2/000/' // Left-most child of 451st child of root +*/ +#define VTAB_SCHEMA \ + "CREATE TABLE xx( " \ + " name STRING, /* Name of table or index */" \ + " path INTEGER, /* Path to page from root */" \ + " pageno INTEGER, /* Page number */" \ + " pagetype STRING, /* 'internal', 'leaf' or 'overflow' */" \ + " ncell INTEGER, /* Cells on page (0 for overflow) */" \ + " payload INTEGER, /* Bytes of payload on this page */" \ + " unused INTEGER, /* Bytes of unused space on this page */" \ + " mx_payload INTEGER, /* Largest payload size of all cells */" \ + " pgoffset INTEGER, /* Offset of page in file */" \ + " pgsize INTEGER /* Size of the page */" \ + ");" + + +typedef struct StatTable StatTable; +typedef struct StatCursor StatCursor; +typedef struct StatPage StatPage; +typedef struct StatCell StatCell; + +struct StatCell { + int nLocal; /* Bytes of local payload */ + u32 iChildPg; /* Child node (or 0 if this is a leaf) */ + int nOvfl; /* Entries in aOvfl[] */ + u32 *aOvfl; /* Array of overflow page numbers */ + int nLastOvfl; /* Bytes of payload on final overflow page */ + int iOvfl; /* Iterates through aOvfl[] */ +}; + +struct StatPage { + u32 iPgno; + DbPage *pPg; + int iCell; + + char *zPath; /* Path to this page */ + + /* Variables populated by statDecodePage(): */ + u8 flags; /* Copy of flags byte */ + int nCell; /* Number of cells on page */ + int nUnused; /* Number of unused bytes on page */ + StatCell *aCell; /* Array of parsed cells */ + u32 iRightChildPg; /* Right-child page number (or 0) */ + int nMxPayload; /* Largest payload of any cell on this page */ +}; + +struct StatCursor { + sqlite3_vtab_cursor base; + sqlite3_stmt *pStmt; /* Iterates through set of root pages */ + int isEof; /* After pStmt has returned SQLITE_DONE */ + + StatPage aPage[32]; + int iPage; /* Current entry in aPage[] */ + + /* Values to return. */ + char *zName; /* Value of 'name' column */ + char *zPath; /* Value of 'path' column */ + u32 iPageno; /* Value of 'pageno' column */ + char *zPagetype; /* Value of 'pagetype' column */ + int nCell; /* Value of 'ncell' column */ + int nPayload; /* Value of 'payload' column */ + int nUnused; /* Value of 'unused' column */ + int nMxPayload; /* Value of 'mx_payload' column */ + i64 iOffset; /* Value of 'pgOffset' column */ + int szPage; /* Value of 'pgSize' column */ +}; + +struct StatTable { + sqlite3_vtab base; + sqlite3 *db; + int iDb; /* Index of database to analyze */ +}; + +#ifndef get2byte +# define get2byte(x) ((x)[0]<<8 | (x)[1]) +#endif + +/* +** Connect to or create a statvfs virtual table. +*/ +static int statConnect( + sqlite3 *db, + void *pAux, + int argc, const char *const*argv, + sqlite3_vtab **ppVtab, + char **pzErr +){ + StatTable *pTab = 0; + int rc = SQLITE_OK; + int iDb; + + if( argc>=4 ){ + iDb = sqlite3FindDbName(db, argv[3]); + pRet->aColl[i] = pColl; + *pzErr = sqlite3_mprintf("no such database: %s", argv[3]); + return SQLITE_ERROR; + } + }else{ + iDb = 0; + } + rc = sqlite3_declare_vtab(db, VTAB_SCHEMA); + if( rc==SQLITE_OK ){ + pTab = (StatTable *)sqlite3_malloc64(sizeof(StatTable)); + if( pTab==0 ) rc = SQLITE_NOMEM; + } + + assert( rc==SQLITE_OK || pTab==0 ); + if( rc==SQLITE_OK ){ + memset(pTab, 0, sizeof(StatTable)); + pTab->db = db; + pTab->iDb = iDb; + } + + *ppVtab = (sqlite3_vtab*)pTab; + return rc; +} + +/* +** Disconnect from or destroy a statvfs virtual table. +*/ +static int statDisconnect(sqlite3_vtab *pVtab){ + sqlite3_free(pVtab); + return SQLITE_OK; +} + +/* +** There is no "best-index". This virtual table always does a linear +** scan of the binary VFS log file. +*/ +static int statBestIndex(sqlite3_vtab *tab, sqlite3_index_info *pIdxInfo){ + + /* Records are always returned in ascending order of (name, path). + ** If this will satisfy the client, set the orderByConsumed flag so that + ** SQLite does not do an external sort. + */ + if( ( pIdxInfo->nOrderBy==1 + && pIdxInfo->aOrderBy[0].iColumn==0 + && pIdxInfo->aOrderBy[0].desc==0 + ) || + ( pIdxInfo->nOrderBy==2 + && pIdxInfo->aOrderBy[0].iColumn==0 + && pIdxInfo->aOrderBy[0].desc==0 + && pIdxInfo->aOrderBy[1].iColumn==1 + && pIdxInfo->aOrderBy[1].desc==0 + ) + ){ + pIdxInfo->orderByConsumed = 1; + } + + pIdxInfo->estimatedCost = 10.0; + return SQLITE_OK; +} + +/* +** Open a new statvfs cursor. +*/ +static int statOpen(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCursor){ + StatTable *pTab = (StatTable *)pVTab; + StatCursor *pCsr; + int rc; + + pCsr = (StatCursor *)sqlite3_malloc64(sizeof(StatCursor)); + if( pCsr==0 ){ + rc = SQLITE_NOMEM; + }else{ + char *zSql; + memset(pCsr, 0, sizeof(StatCursor)); + pCsr->base.pVtab = pVTab; + + zSql = sqlite3_mprintf( + "SELECT 'sqlite_master' AS name, 1 AS rootpage, 'table' AS type" + " UNION ALL " + "SELECT name, rootpage, type" + " FROM \"%w\".sqlite_master WHERE rootpage!=0" + " ORDER BY name", pTab->db->aDb[pTab->iDb].zName); + if( zSql==0 ){ + rc = SQLITE_NOMEM; + }else{ + rc = sqlite3_prepare_v2(pTab->db, zSql, -1, &pCsr->pStmt, 0); + sqlite3_free(zSql); + } + if( rc!=SQLITE_OK ){ + sqlite3_free(pCsr); + pCsr = 0; + } + } + + *ppCursor = (sqlite3_vtab_cursor *)pCsr; + return rc; +} + +static void statClearPage(StatPage *p){ + int i; + if( p->aCell ){ + for(i=0; i<p->nCell; i++){ + sqlite3_free(p->aCell[i].aOvfl); + } + sqlite3_free(p->aCell); + } + sqlite3PagerUnref(p->pPg); + sqlite3_free(p->zPath); + memset(p, 0, sizeof(StatPage)); +} + +static void statResetCsr(StatCursor *pCsr){ + int i; + sqlite3_reset(pCsr->pStmt); + for(i=0; i<ArraySize(pCsr->aPage); i++){ + statClearPage(&pCsr->aPage[i]); + } + pCsr->iPage = 0; + sqlite3_free(pCsr->zPath); + pCsr->zPath = 0; +} + +/* +** Close a statvfs cursor. +*/ +static int statClose(sqlite3_vtab_cursor *pCursor){ + StatCursor *pCsr = (StatCursor *)pCursor; + statResetCsr(pCsr); + sqlite3_finalize(pCsr->pStmt); + sqlite3_free(pCsr); + return SQLITE_OK; +} + +static void getLocalPayload( + int nUsable, /* Usable bytes per page */ + u8 flags, /* Page flags */ + int nTotal, /* Total record (payload) size */ + int *pnLocal /* OUT: Bytes stored locally */ +){ + int nLocal; + int nMinLocal; + int nMaxLocal; + + if( flags==0x0D ){ /* Table leaf node */ + nMinLocal = (nUsable - 12) * 32 / 255 - 23; + nMaxLocal = nUsable - 35; + }else{ /* Index interior and leaf nodes */ + nMinLocal = (nUsable - 12) * 32 / 255 - 23; + nMaxLocal = (nUsable - 12) * 64 / 255 - 23; + } + + nLocal = nMinLocal + (nTotal - nMinLocal) % (nUsable - 4); + if( nLocal>nMaxLocal ) nLocal = nMinLocal; + *pnLocal = nLocal; +} + +static int statDecodePage(Btree *pBt, StatPage *p){ + int nUnused; + int iOff; + int nHdr; + int isLeaf; + int szPage; + + u8 *aData = sqlite3PagerGetData(p->pPg); + u8 *aHdr = &aData[p->iPgno==1 ? 100 : 0]; + + p->flags = aHdr[0]; + p->nCell = get2byte(&aHdr[3]); + p->nMxPayload = 0; + + isLeaf = (p->flags==0x0A || p->flags==0x0D); + nHdr = 12 - isLeaf*4 + (p->iPgno==1)*100; + + nUnused = get2byte(&aHdr[5]) - nHdr - 2*p->nCell; + nUnused += (int)aHdr[7]; + iOff = get2byte(&aHdr[1]); + while( iOff ){ + nUnused += get2byte(&aData[iOff+2]); + iOff = get2byte(&aData[iOff]); + } + p->nUnused = nUnused; + p->iRightChildPg = isLeaf ? 0 : sqlite3Get4byte(&aHdr[8]); + szPage = sqlite3BtreeGetPageSize(pBt); + + if( p->nCell ){ + int i; /* Used to iterate through cells */ + int nUsable; /* Usable bytes per page */ + + sqlite3BtreeEnter(pBt); + nUsable = szPage - sqlite3BtreeGetReserveNoMutex(pBt); + sqlite3BtreeLeave(pBt); + p->aCell = sqlite3_malloc64((p->nCell+1) * sizeof(StatCell)); + if( p->aCell==0 ) return SQLITE_NOMEM; + memset(p->aCell, 0, (p->nCell+1) * sizeof(StatCell)); + + for(i=0; i<p->nCell; i++){ + StatCell *pCell = &p->aCell[i]; + + iOff = get2byte(&aData[nHdr+i*2]); + if( !isLeaf ){ + pCell->iChildPg = sqlite3Get4byte(&aData[iOff]); + iOff += 4; + } + if( p->flags==0x05 ){ + /* A table interior node. nPayload==0. */ + }else{ + u32 nPayload; /* Bytes of payload total (local+overflow) */ + int nLocal; /* Bytes of payload stored locally */ + iOff += getVarint32(&aData[iOff], nPayload); + if( p->flags==0x0D ){ + u64 dummy; + iOff += sqlite3GetVarint(&aData[iOff], &dummy); + } + if( nPayload>(u32)p->nMxPayload ) p->nMxPayload = nPayload; + getLocalPayload(nUsable, p->flags, nPayload, &nLocal); + pCell->nLocal = nLocal; + assert( nLocal>=0 ); + assert( nPayload>=(u32)nLocal ); + assert( nLocal<=(nUsable-35) ); + if( nPayload>(u32)nLocal ){ + int j; + int nOvfl = ((nPayload - nLocal) + nUsable-4 - 1) / (nUsable - 4); + pCell->nLastOvfl = (nPayload-nLocal) - (nOvfl-1) * (nUsable-4); + pCell->nOvfl = nOvfl; + pCell->aOvfl = sqlite3_malloc64(sizeof(u32)*nOvfl); + if( pCell->aOvfl==0 ) return SQLITE_NOMEM; + pCell->aOvfl[0] = sqlite3Get4byte(&aData[iOff+nLocal]); + for(j=1; j<nOvfl; j++){ + int rc; + u32 iPrev = pCell->aOvfl[j-1]; + DbPage *pPg = 0; + rc = sqlite3PagerGet(sqlite3BtreePager(pBt), iPrev, &pPg); + if( rc!=SQLITE_OK ){ + assert( pPg==0 ); + return rc; + } + pCell->aOvfl[j] = sqlite3Get4byte(sqlite3PagerGetData(pPg)); + sqlite3PagerUnref(pPg); + } + } + } + } + } + + return SQLITE_OK; +} + +/* +** Populate the pCsr->iOffset and pCsr->szPage member variables. Based on +** the current value of pCsr->iPageno. +*/ +static void statSizeAndOffset(StatCursor *pCsr){ + StatTable *pTab = (StatTable *)((sqlite3_vtab_cursor *)pCsr)->pVtab; + Btree *pBt = pTab->db->aDb[pTab->iDb].pBt; + Pager *pPager = sqlite3BtreePager(pBt); + sqlite3_file *fd; + sqlite3_int64 x[2]; + + /* The default page size and offset */ + pCsr->szPage = sqlite3BtreeGetPageSize(pBt); + pCsr->iOffset = (i64)pCsr->szPage * (pCsr->iPageno - 1); + + /* If connected to a ZIPVFS backend, override the page size and + ** offset with actual values obtained from ZIPVFS. + */ + fd = sqlite3PagerFile(pPager); + x[0] = pCsr->iPageno; + if( fd->pMethods!=0 && sqlite3OsFileControl(fd, 230440, &x)==SQLITE_OK ){ + pCsr->iOffset = x[0]; + pCsr->szPage = (int)x[1]; + } +} + +/* +** Move a statvfs cursor to the next entry in the file. +*/ +static int statNext(sqlite3_vtab_cursor *pCursor){ + int rc; + int nPayload; + char *z; + StatCursor *pCsr = (StatCursor *)pCursor; + StatTable *pTab = (StatTable *)pCursor->pVtab; + Btree *pBt = pTab->db->aDb[pTab->iDb].pBt; + Pager *pPager = sqlite3BtreePager(pBt); + + sqlite3_free(pCsr->zPath); + pCsr->zPath = 0; + +statNextRestart: + if( pCsr->aPage[0].pPg==0 ){ + rc = sqlite3_step(pCsr->pStmt); + if( rc==SQLITE_ROW ){ + int nPage; + u32 iRoot = (u32)sqlite3_column_int64(pCsr->pStmt, 1); + sqlite3PagerPagecount(pPager, &nPage); + if( nPage==0 ){ + pCsr->isEof = 1; + return sqlite3_reset(pCsr->pStmt); + } + rc = sqlite3PagerGet(pPager, iRoot, &pCsr->aPage[0].pPg); + pCsr->aPage[0].iPgno = iRoot; + pCsr->aPage[0].iCell = 0; + pCsr->aPage[0].zPath = z = sqlite3_mprintf("/"); + pCsr->iPage = 0; + if( z==0 ) rc = SQLITE_NOMEM; + }else{ + pCsr->isEof = 1; + return sqlite3_reset(pCsr->pStmt); + } + }else{ + + /* Page p itself has already been visited. */ + StatPage *p = &pCsr->aPage[pCsr->iPage]; + + while( p->iCell<p->nCell ){ + StatCell *pCell = &p->aCell[p->iCell]; + if( pCell->iOvfl<pCell->nOvfl ){ + int nUsable; + sqlite3BtreeEnter(pBt); + nUsable = sqlite3BtreeGetPageSize(pBt) - + sqlite3BtreeGetReserveNoMutex(pBt); + sqlite3BtreeLeave(pBt); + pCsr->zName = (char *)sqlite3_column_text(pCsr->pStmt, 0); + pCsr->iPageno = pCell->aOvfl[pCell->iOvfl]; + pCsr->zPagetype = "overflow"; + pCsr->nCell = 0; + pCsr->nMxPayload = 0; + pCsr->zPath = z = sqlite3_mprintf( + "%s%.3x+%.6x", p->zPath, p->iCell, pCell->iOvfl + ); + if( pCell->iOvfl<pCell->nOvfl-1 ){ + pCsr->nUnused = 0; + pCsr->nPayload = nUsable - 4; + }else{ + pCsr->nPayload = pCell->nLastOvfl; + pCsr->nUnused = nUsable - 4 - pCsr->nPayload; + } + pCell->iOvfl++; + statSizeAndOffset(pCsr); + return z==0 ? SQLITE_NOMEM : SQLITE_OK; + } + if( p->iRightChildPg ) break; + p->iCell++; + } + + if( !p->iRightChildPg || p->iCell>p->nCell ){ + statClearPage(p); + if( pCsr->iPage==0 ) return statNext(pCursor); + pCsr->iPage--; + goto statNextRestart; /* Tail recursion */ + } + pCsr->iPage++; + assert( p==&pCsr->aPage[pCsr->iPage-1] ); + + if( p->iCell==p->nCell ){ + p[1].iPgno = p->iRightChildPg; + }else{ + p[1].iPgno = p->aCell[p->iCell].iChildPg; + } + rc = sqlite3PagerGet(pPager, p[1].iPgno, &p[1].pPg); + p[1].iCell = 0; + p[1].zPath = z = sqlite3_mprintf("%s%.3x/", p->zPath, p->iCell); + p->iCell++; + if( z==0 ) rc = SQLITE_NOMEM; + } + + + /* Populate the StatCursor fields with the values to be returned + ** by the xColumn() and xRowid() methods. + */ + if( rc==SQLITE_OK ){ + int i; + StatPage *p = &pCsr->aPage[pCsr->iPage]; + pCsr->zName = (char *)sqlite3_column_text(pCsr->pStmt, 0); + pCsr->iPageno = p->iPgno; + + rc = statDecodePage(pBt, p); + if( rc==SQLITE_OK ){ + statSizeAndOffset(pCsr); + + switch( p->flags ){ + case 0x05: /* table internal */ + case 0x02: /* index internal */ + pCsr->zPagetype = "internal"; + break; + case 0x0D: /* table leaf */ + case 0x0A: /* index leaf */ + pCsr->zPagetype = "leaf"; + break; + default: + pCsr->zPagetype = "corrupted"; + break; + } + pCsr->nCell = p->nCell; + pCsr->nUnused = p->nUnused; + pCsr->nMxPayload = p->nMxPayload; + pCsr->zPath = z = sqlite3_mprintf("%s", p->zPath); + if( z==0 ) rc = SQLITE_NOMEM; + nPayload = 0; + for(i=0; i<p->nCell; i++){ + nPayload += p->aCell[i].nLocal; + } + pCsr->nPayload = nPayload; + } + } + + return rc; +} + +static int statEof(sqlite3_vtab_cursor *pCursor){ + StatCursor *pCsr = (StatCursor *)pCursor; + return pCsr->isEof; +} + +static int statFilter( + sqlite3_vtab_cursor *pCursor, + int idxNum, const char *idxStr, + int argc, sqlite3_value **argv +){ + StatCursor *pCsr = (StatCursor *)pCursor; + + statResetCsr(pCsr); + return statNext(pCursor); +} + +static int statColumn( + sqlite3_vtab_cursor *pCursor, + sqlite3_context *ctx, + int i +){ + StatCursor *pCsr = (StatCursor *)pCursor; + switch( i ){ + case 0: /* name */ + sqlite3_result_text(ctx, pCsr->zName, -1, SQLITE_TRANSIENT); + break; + case 1: /* path */ + sqlite3_result_text(ctx, pCsr->zPath, -1, SQLITE_TRANSIENT); + break; + case 2: /* pageno */ + sqlite3_result_int64(ctx, pCsr->iPageno); + break; + case 3: /* pagetype */ + sqlite3_result_text(ctx, pCsr->zPagetype, -1, SQLITE_STATIC); + break; + case 4: /* ncell */ + sqlite3_result_int(ctx, pCsr->nCell); + break; + case 5: /* payload */ + sqlite3_result_int(ctx, pCsr->nPayload); + break; + case 6: /* unused */ + sqlite3_result_int(ctx, pCsr->nUnused); + break; + case 7: /* mx_payload */ + sqlite3_result_int(ctx, pCsr->nMxPayload); + break; + case 8: /* pgoffset */ + sqlite3_result_int64(ctx, pCsr->iOffset); + break; + default: /* pgsize */ + assert( i==9 ); + sqlite3_result_int(ctx, pCsr->szPage); + break; + } + return SQLITE_OK; +} + +static int statRowid(sqlite3_vtab_cursor *pCursor, sqlite_int64 *pRowid){ + StatCursor *pCsr = (StatCursor *)pCursor; + *pRowid = pCsr->iPageno; + return SQLITE_OK; +} + +/* +** Invoke this routine to register the "dbstat" virtual table module +*/ +SQLITE_API int SQLITE_STDCALL sqlite3_dbstat_register(sqlite3 *db){ + static sqlite3_module dbstat_module = { + 0, /* iVersion */ + statConnect, /* xCreate */ + statConnect, /* xConnect */ + statBestIndex, /* xBestIndex */ + statDisconnect, /* xDisconnect */ + statDisconnect, /* xDestroy */ + statOpen, /* xOpen - open a cursor */ + statClose, /* xClose - close a cursor */ + statFilter, /* xFilter - configure scan constraints */ + statNext, /* xNext - advance a cursor */ + statEof, /* xEof - check for end of scan */ + statColumn, /* xColumn - read data */ + statRowid, /* xRowid - read data */ + 0, /* xUpdate */ + 0, /* xBegin */ + 0, /* xSync */ + 0, /* xCommit */ + 0, /* xRollback */ + 0, /* xFindMethod */ + 0, /* xRename */ + }; + return sqlite3_create_module(db, "dbstat", &dbstat_module, 0); +} +#endif /* SQLITE_ENABLE_DBSTAT_VTAB */ + +/************** End of dbstat.c **********************************************/
M
vendor/sqlite/sqlite3.h
→
vendor/sqlite/sqlite3.h
@@ -43,16 +43,20 @@ #endif
/* -** Add the ability to override 'extern' +** Provide the ability to override linkage features of the interface. */ #ifndef SQLITE_EXTERN # define SQLITE_EXTERN extern #endif - #ifndef SQLITE_API # define SQLITE_API #endif - +#ifndef SQLITE_CDECL +# define SQLITE_CDECL +#endif +#ifndef SQLITE_STDCALL +# define SQLITE_STDCALL +#endif /* ** These no-op macros are used in front of interfaces to mark those@@ -107,9 +111,9 @@ ** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()], ** [sqlite_version()] and [sqlite_source_id()]. */ -#define SQLITE_VERSION "3.8.8.3" -#define SQLITE_VERSION_NUMBER 3008008 -#define SQLITE_SOURCE_ID "2015-02-25 13:29:11 9d6c1880fb75660bbabd693175579529785f8a6b" +#define SQLITE_VERSION "3.8.10.1" +#define SQLITE_VERSION_NUMBER 3008010 +#define SQLITE_SOURCE_ID "2015-05-09 12:14:55 05b4b1f2a937c06c90db70c09890038f6c98ec40" /* ** CAPI3REF: Run-Time Library Version Numbers@@ -142,9 +146,9 @@ **
** See also: [sqlite_version()] and [sqlite_source_id()]. */ SQLITE_API SQLITE_EXTERN const char sqlite3_version[]; -SQLITE_API const char *sqlite3_libversion(void); -SQLITE_API const char *sqlite3_sourceid(void); -SQLITE_API int sqlite3_libversion_number(void); +SQLITE_API const char *SQLITE_STDCALL sqlite3_libversion(void); +SQLITE_API const char *SQLITE_STDCALL sqlite3_sourceid(void); +SQLITE_API int SQLITE_STDCALL sqlite3_libversion_number(void); /* ** CAPI3REF: Run-Time Library Compilation Options Diagnostics@@ -169,8 +173,8 @@ ** See also: SQL functions [sqlite_compileoption_used()] and
** [sqlite_compileoption_get()] and the [compile_options pragma]. */ #ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS -SQLITE_API int sqlite3_compileoption_used(const char *zOptName); -SQLITE_API const char *sqlite3_compileoption_get(int N); +SQLITE_API int SQLITE_STDCALL sqlite3_compileoption_used(const char *zOptName); +SQLITE_API const char *SQLITE_STDCALL sqlite3_compileoption_get(int N); #endif /*@@ -209,7 +213,7 @@ ** is unchanged by calls to sqlite3_config().)^
** ** See the [threading mode] documentation for additional information. */ -SQLITE_API int sqlite3_threadsafe(void); +SQLITE_API int SQLITE_STDCALL sqlite3_threadsafe(void); /* ** CAPI3REF: Database Connection Handle@@ -266,6 +270,7 @@ #endif
/* ** CAPI3REF: Closing A Database Connection +** DESTRUCTOR: sqlite3 ** ** ^The sqlite3_close() and sqlite3_close_v2() routines are destructors ** for the [sqlite3] object.@@ -305,8 +310,8 @@ ** [sqlite3_open_v2()], and not previously closed.
** ^Calling sqlite3_close() or sqlite3_close_v2() with a NULL pointer ** argument is a harmless no-op. */ -SQLITE_API int sqlite3_close(sqlite3*); -SQLITE_API int sqlite3_close_v2(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_close(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_close_v2(sqlite3*); /* ** The type for a callback function.@@ -317,6 +322,7 @@ typedef int (*sqlite3_callback)(void*,int,char**, char**);
/* ** CAPI3REF: One-Step Query Execution Interface +** METHOD: sqlite3 ** ** The sqlite3_exec() interface is a convenience wrapper around ** [sqlite3_prepare_v2()], [sqlite3_step()], and [sqlite3_finalize()],@@ -376,7 +382,7 @@ ** <li> The application must not modify the SQL statement text passed into
** the 2nd parameter of sqlite3_exec() while sqlite3_exec() is running. ** </ul> */ -SQLITE_API int sqlite3_exec( +SQLITE_API int SQLITE_STDCALL sqlite3_exec( sqlite3*, /* An open database */ const char *sql, /* SQL to be evaluated */ int (*callback)(void*,int,char**,char**), /* Callback function */@@ -756,14 +762,16 @@ ** These integer constants are opcodes for the xFileControl method
** of the [sqlite3_io_methods] object and for the [sqlite3_file_control()] ** interface. ** +** <ul> +** <li>[[SQLITE_FCNTL_LOCKSTATE]] ** The [SQLITE_FCNTL_LOCKSTATE] opcode is used for debugging. This ** opcode causes the xFileControl method to write the current state of ** the lock (one of [SQLITE_LOCK_NONE], [SQLITE_LOCK_SHARED], ** [SQLITE_LOCK_RESERVED], [SQLITE_LOCK_PENDING], or [SQLITE_LOCK_EXCLUSIVE]) ** into an integer that the pArg argument points to. This capability -** is used during testing and only needs to be supported when SQLITE_TEST -** is defined. -** <ul> +** is used during testing and is only available when the SQLITE_TEST +** compile-time option is used. +** ** <li>[[SQLITE_FCNTL_SIZE_HINT]] ** The [SQLITE_FCNTL_SIZE_HINT] opcode is used by SQLite to give the VFS ** layer a hint of how large the database file will grow to be during the@@ -888,7 +896,9 @@ ** [SQLITE_FCNTL_PRAGMA] file control returns [SQLITE_NOTFOUND], then normal
** [PRAGMA] processing continues. ^If the [SQLITE_FCNTL_PRAGMA] ** file control returns [SQLITE_OK], then the parser assumes that the ** VFS has handled the PRAGMA itself and the parser generates a no-op -** prepared statement. ^If the [SQLITE_FCNTL_PRAGMA] file control returns +** prepared statement if result string is NULL, or that returns a copy +** of the result string if the string is non-NULL. +** ^If the [SQLITE_FCNTL_PRAGMA] file control returns ** any result code other than [SQLITE_OK] or [SQLITE_NOTFOUND], that means ** that the VFS encountered an error while handling the [PRAGMA] and the ** compilation of the PRAGMA fails with an error. ^The [SQLITE_FCNTL_PRAGMA]@@ -946,12 +956,19 @@ ** opcode causes the xFileControl method to swap the file handle with the one
** pointed to by the pArg argument. This capability is used during testing ** and only needs to be supported when SQLITE_TEST is defined. ** +** <li>[[SQLITE_FCNTL_WAL_BLOCK]] +** The [SQLITE_FCNTL_WAL_BLOCK] is a signal to the VFS layer that it might +** be advantageous to block on the next WAL lock if the lock is not immediately +** available. The WAL subsystem issues this signal during rare +** circumstances in order to fix a problem with priority inversion. +** Applications should <em>not</em> use this file-control. +** ** </ul> */ #define SQLITE_FCNTL_LOCKSTATE 1 -#define SQLITE_GET_LOCKPROXYFILE 2 -#define SQLITE_SET_LOCKPROXYFILE 3 -#define SQLITE_LAST_ERRNO 4 +#define SQLITE_FCNTL_GET_LOCKPROXYFILE 2 +#define SQLITE_FCNTL_SET_LOCKPROXYFILE 3 +#define SQLITE_FCNTL_LAST_ERRNO 4 #define SQLITE_FCNTL_SIZE_HINT 5 #define SQLITE_FCNTL_CHUNK_SIZE 6 #define SQLITE_FCNTL_FILE_POINTER 7@@ -970,6 +987,13 @@ #define SQLITE_FCNTL_HAS_MOVED 20
#define SQLITE_FCNTL_SYNC 21 #define SQLITE_FCNTL_COMMIT_PHASETWO 22 #define SQLITE_FCNTL_WIN32_SET_HANDLE 23 +#define SQLITE_FCNTL_WAL_BLOCK 24 + +/* deprecated names */ +#define SQLITE_GET_LOCKPROXYFILE SQLITE_FCNTL_GET_LOCKPROXYFILE +#define SQLITE_SET_LOCKPROXYFILE SQLITE_FCNTL_SET_LOCKPROXYFILE +#define SQLITE_LAST_ERRNO SQLITE_FCNTL_LAST_ERRNO + /* ** CAPI3REF: Mutex Handle@@ -1318,10 +1342,10 @@ ** implementation of sqlite3_os_init() or sqlite3_os_end()
** must return [SQLITE_OK] on success and some other [error code] upon ** failure. */ -SQLITE_API int sqlite3_initialize(void); -SQLITE_API int sqlite3_shutdown(void); -SQLITE_API int sqlite3_os_init(void); -SQLITE_API int sqlite3_os_end(void); +SQLITE_API int SQLITE_STDCALL sqlite3_initialize(void); +SQLITE_API int SQLITE_STDCALL sqlite3_shutdown(void); +SQLITE_API int SQLITE_STDCALL sqlite3_os_init(void); +SQLITE_API int SQLITE_STDCALL sqlite3_os_end(void); /* ** CAPI3REF: Configuring The SQLite Library@@ -1352,10 +1376,11 @@ ** ^When a configuration option is set, sqlite3_config() returns [SQLITE_OK].
** ^If the option is unknown or SQLite is unable to set the option ** then this routine returns a non-zero [error code]. */ -SQLITE_API int sqlite3_config(int, ...); +SQLITE_API int SQLITE_CDECL sqlite3_config(int, ...); /* ** CAPI3REF: Configure database connections +** METHOD: sqlite3 ** ** The sqlite3_db_config() interface is used to make configuration ** changes to a [database connection]. The interface is similar to@@ -1370,7 +1395,7 @@ **
** ^Calls to sqlite3_db_config() return SQLITE_OK if and only if ** the call is considered successful. */ -SQLITE_API int sqlite3_db_config(sqlite3*, int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_db_config(sqlite3*, int op, ...); /* ** CAPI3REF: Memory Allocation Routines@@ -1530,7 +1555,7 @@ ** <ul>
** <li> [sqlite3_memory_used()] ** <li> [sqlite3_memory_highwater()] ** <li> [sqlite3_soft_heap_limit64()] -** <li> [sqlite3_status()] +** <li> [sqlite3_status64()] ** </ul>)^ ** ^Memory allocation statistics are enabled by default unless SQLite is ** compiled with [SQLITE_DEFAULT_MEMSTATUS]=0 in which case memory@@ -1741,7 +1766,6 @@ ** <dd>^The SQLITE_CONFIG_WIN32_HEAPSIZE option is only available if SQLite is
** compiled for Windows with the [SQLITE_WIN32_MALLOC] pre-processor macro ** defined. ^SQLITE_CONFIG_WIN32_HEAPSIZE takes a 32-bit unsigned integer value ** that specifies the maximum size of the created heap. -** </dl> ** ** [[SQLITE_CONFIG_PCACHE_HDRSZ]] ** <dt>SQLITE_CONFIG_PCACHE_HDRSZ@@ -1854,15 +1878,17 @@
/* ** CAPI3REF: Enable Or Disable Extended Result Codes +** METHOD: sqlite3 ** ** ^The sqlite3_extended_result_codes() routine enables or disables the ** [extended result codes] feature of SQLite. ^The extended result ** codes are disabled by default for historical compatibility. */ -SQLITE_API int sqlite3_extended_result_codes(sqlite3*, int onoff); +SQLITE_API int SQLITE_STDCALL sqlite3_extended_result_codes(sqlite3*, int onoff); /* ** CAPI3REF: Last Insert Rowid +** METHOD: sqlite3 ** ** ^Each entry in most SQLite tables (except for [WITHOUT ROWID] tables) ** has a unique 64-bit signed@@ -1910,10 +1936,11 @@ ** then the value returned by [sqlite3_last_insert_rowid()] is
** unpredictable and might not equal either the old or the new ** last insert [rowid]. */ -SQLITE_API sqlite3_int64 sqlite3_last_insert_rowid(sqlite3*); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_last_insert_rowid(sqlite3*); /* ** CAPI3REF: Count The Number Of Rows Modified +** METHOD: sqlite3 ** ** ^This function returns the number of rows modified, inserted or ** deleted by the most recently completed INSERT, UPDATE or DELETE@@ -1962,10 +1989,11 @@ ** If a separate thread makes changes on the same database connection
** while [sqlite3_changes()] is running then the value returned ** is unpredictable and not meaningful. */ -SQLITE_API int sqlite3_changes(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_changes(sqlite3*); /* ** CAPI3REF: Total Number Of Rows Modified +** METHOD: sqlite3 ** ** ^This function returns the total number of rows inserted, modified or ** deleted by all [INSERT], [UPDATE] or [DELETE] statements completed@@ -1985,10 +2013,11 @@ ** If a separate thread makes changes on the same database connection
** while [sqlite3_total_changes()] is running then the value ** returned is unpredictable and not meaningful. */ -SQLITE_API int sqlite3_total_changes(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_total_changes(sqlite3*); /* ** CAPI3REF: Interrupt A Long-Running Query +** METHOD: sqlite3 ** ** ^This function causes any pending database operation to abort and ** return at its earliest opportunity. This routine is typically@@ -2024,7 +2053,7 @@ **
** If the database connection closes while [sqlite3_interrupt()] ** is running then bad things will likely happen. */ -SQLITE_API void sqlite3_interrupt(sqlite3*); +SQLITE_API void SQLITE_STDCALL sqlite3_interrupt(sqlite3*); /* ** CAPI3REF: Determine If An SQL Statement Is Complete@@ -2059,12 +2088,13 @@ **
** The input to [sqlite3_complete16()] must be a zero-terminated ** UTF-16 string in native byte order. */ -SQLITE_API int sqlite3_complete(const char *sql); -SQLITE_API int sqlite3_complete16(const void *sql); +SQLITE_API int SQLITE_STDCALL sqlite3_complete(const char *sql); +SQLITE_API int SQLITE_STDCALL sqlite3_complete16(const void *sql); /* ** CAPI3REF: Register A Callback To Handle SQLITE_BUSY Errors ** KEYWORDS: {busy-handler callback} {busy handler} +** METHOD: sqlite3 ** ** ^The sqlite3_busy_handler(D,X,P) routine sets a callback function X ** that might be invoked with argument P whenever@@ -2120,10 +2150,11 @@ **
** A busy handler must not close the database connection ** or [prepared statement] that invoked the busy handler. */ -SQLITE_API int sqlite3_busy_handler(sqlite3*, int(*)(void*,int), void*); +SQLITE_API int SQLITE_STDCALL sqlite3_busy_handler(sqlite3*, int(*)(void*,int), void*); /* ** CAPI3REF: Set A Busy Timeout +** METHOD: sqlite3 ** ** ^This routine sets a [sqlite3_busy_handler | busy handler] that sleeps ** for a specified amount of time when a table is locked. ^The handler@@ -2142,10 +2173,11 @@ ** this routine, that other busy handler is cleared.)^
** ** See also: [PRAGMA busy_timeout] */ -SQLITE_API int sqlite3_busy_timeout(sqlite3*, int ms); +SQLITE_API int SQLITE_STDCALL sqlite3_busy_timeout(sqlite3*, int ms); /* ** CAPI3REF: Convenience Routines For Running Queries +** METHOD: sqlite3 ** ** This is a legacy interface that is preserved for backwards compatibility. ** Use of this interface is not recommended.@@ -2216,7 +2248,7 @@ ** wrapper layer outside of the internal [sqlite3_exec()] call are not
** reflected in subsequent calls to [sqlite3_errcode()] or ** [sqlite3_errmsg()]. */ -SQLITE_API int sqlite3_get_table( +SQLITE_API int SQLITE_STDCALL sqlite3_get_table( sqlite3 *db, /* An open database */ const char *zSql, /* SQL to be evaluated */ char ***pazResult, /* Results of the query */@@ -2224,13 +2256,17 @@ int *pnRow, /* Number of result rows written here */
int *pnColumn, /* Number of result columns written here */ char **pzErrmsg /* Error msg written here */ ); -SQLITE_API void sqlite3_free_table(char **result); +SQLITE_API void SQLITE_STDCALL sqlite3_free_table(char **result); /* ** CAPI3REF: Formatted String Printing Functions ** ** These routines are work-alikes of the "printf()" family of functions ** from the standard C library. +** These routines understand most of the common K&R formatting options, +** plus some additional non-standard formats, detailed below. +** Note that some of the more obscure formatting options from recent +** C-library standards are omitted from this implementation. ** ** ^The sqlite3_mprintf() and sqlite3_vmprintf() routines write their ** results into memory obtained from [sqlite3_malloc()].@@ -2263,7 +2299,7 @@ **
** These routines all implement some additional formatting ** options that are useful for constructing SQL statements. ** All of the usual printf() formatting options apply. In addition, there -** is are "%q", "%Q", and "%z" options. +** is are "%q", "%Q", "%w" and "%z" options. ** ** ^(The %q option works like %s in that it substitutes a nul-terminated ** string from the argument list. But %q also doubles every '\'' character.@@ -2316,14 +2352,20 @@ **
** The code above will render a correct SQL statement in the zSQL ** variable even if the zText variable is a NULL pointer. ** +** ^(The "%w" formatting option is like "%q" except that it expects to +** be contained within double-quotes instead of single quotes, and it +** escapes the double-quote character instead of the single-quote +** character.)^ The "%w" formatting option is intended for safely inserting +** table and column names into a constructed SQL statement. +** ** ^(The "%z" formatting option works like "%s" but with the ** addition that after the string has been read and copied into ** the result, [sqlite3_free()] is called on the input string.)^ */ -SQLITE_API char *sqlite3_mprintf(const char*,...); -SQLITE_API char *sqlite3_vmprintf(const char*, va_list); -SQLITE_API char *sqlite3_snprintf(int,char*,const char*, ...); -SQLITE_API char *sqlite3_vsnprintf(int,char*,const char*, va_list); +SQLITE_API char *SQLITE_CDECL sqlite3_mprintf(const char*,...); +SQLITE_API char *SQLITE_STDCALL sqlite3_vmprintf(const char*, va_list); +SQLITE_API char *SQLITE_CDECL sqlite3_snprintf(int,char*,const char*, ...); +SQLITE_API char *SQLITE_STDCALL sqlite3_vsnprintf(int,char*,const char*, va_list); /* ** CAPI3REF: Memory Allocation Subsystem@@ -2413,12 +2455,12 @@ ** The application must not read or write any part of
** a block of memory after it has been released using ** [sqlite3_free()] or [sqlite3_realloc()]. */ -SQLITE_API void *sqlite3_malloc(int); -SQLITE_API void *sqlite3_malloc64(sqlite3_uint64); -SQLITE_API void *sqlite3_realloc(void*, int); -SQLITE_API void *sqlite3_realloc64(void*, sqlite3_uint64); -SQLITE_API void sqlite3_free(void*); -SQLITE_API sqlite3_uint64 sqlite3_msize(void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc(int); +SQLITE_API void *SQLITE_STDCALL sqlite3_malloc64(sqlite3_uint64); +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc(void*, int); +SQLITE_API void *SQLITE_STDCALL sqlite3_realloc64(void*, sqlite3_uint64); +SQLITE_API void SQLITE_STDCALL sqlite3_free(void*); +SQLITE_API sqlite3_uint64 SQLITE_STDCALL sqlite3_msize(void*); /* ** CAPI3REF: Memory Allocator Statistics@@ -2443,8 +2485,8 @@ ** [sqlite3_memory_highwater()] is true. ^The value returned
** by [sqlite3_memory_highwater(1)] is the high-water mark ** prior to the reset. */ -SQLITE_API sqlite3_int64 sqlite3_memory_used(void); -SQLITE_API sqlite3_int64 sqlite3_memory_highwater(int resetFlag); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_used(void); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_memory_highwater(int resetFlag); /* ** CAPI3REF: Pseudo-Random Number Generator@@ -2467,10 +2509,11 @@ ** non-NULL P then the pseudo-randomness is generated
** internally and without recourse to the [sqlite3_vfs] xRandomness ** method. */ -SQLITE_API void sqlite3_randomness(int N, void *P); +SQLITE_API void SQLITE_STDCALL sqlite3_randomness(int N, void *P); /* ** CAPI3REF: Compile-Time Authorization Callbacks +** METHOD: sqlite3 ** ** ^This routine registers an authorizer callback with a particular ** [database connection], supplied in the first argument.@@ -2549,7 +2592,7 @@ ** performed during statement evaluation in [sqlite3_step()], unless
** as stated in the previous paragraph, sqlite3_step() invokes ** sqlite3_prepare_v2() to reprepare a statement after a schema change. */ -SQLITE_API int sqlite3_set_authorizer( +SQLITE_API int SQLITE_STDCALL sqlite3_set_authorizer( sqlite3*, int (*xAuth)(void*,int,const char*,const char*,const char*,const char*), void *pUserData@@ -2627,6 +2670,7 @@ #define SQLITE_RECURSIVE 33 /* NULL NULL */
/* ** CAPI3REF: Tracing And Profiling Functions +** METHOD: sqlite3 ** ** These routines register callback functions that can be used for ** tracing and profiling the execution of SQL statements.@@ -2653,12 +2697,13 @@ ** might provide greater resolution on the profiler callback. The
** sqlite3_profile() function is considered experimental and is ** subject to change in future versions of SQLite. */ -SQLITE_API void *sqlite3_trace(sqlite3*, void(*xTrace)(void*,const char*), void*); -SQLITE_API SQLITE_EXPERIMENTAL void *sqlite3_profile(sqlite3*, +SQLITE_API void *SQLITE_STDCALL sqlite3_trace(sqlite3*, void(*xTrace)(void*,const char*), void*); +SQLITE_API SQLITE_EXPERIMENTAL void *SQLITE_STDCALL sqlite3_profile(sqlite3*, void(*xProfile)(void*,const char*,sqlite3_uint64), void*); /* ** CAPI3REF: Query Progress Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_progress_handler(D,N,X,P) interface causes the callback ** function X to be invoked periodically during long running calls to@@ -2688,10 +2733,11 @@ ** Note that [sqlite3_prepare_v2()] and [sqlite3_step()] both modify their
** database connections for the meaning of "modify" in this paragraph. ** */ -SQLITE_API void sqlite3_progress_handler(sqlite3*, int, int(*)(void*), void*); +SQLITE_API void SQLITE_STDCALL sqlite3_progress_handler(sqlite3*, int, int(*)(void*), void*); /* ** CAPI3REF: Opening A New Database Connection +** CONSTRUCTOR: sqlite3 ** ** ^These routines open an SQLite database file as specified by the ** filename argument. ^The filename argument is interpreted as UTF-8 for@@ -2916,15 +2962,15 @@ ** features that require the use of temporary files may fail.
** ** See also: [sqlite3_temp_directory] */ -SQLITE_API int sqlite3_open( +SQLITE_API int SQLITE_STDCALL sqlite3_open( const char *filename, /* Database filename (UTF-8) */ sqlite3 **ppDb /* OUT: SQLite db handle */ ); -SQLITE_API int sqlite3_open16( +SQLITE_API int SQLITE_STDCALL sqlite3_open16( const void *filename, /* Database filename (UTF-16) */ sqlite3 **ppDb /* OUT: SQLite db handle */ ); -SQLITE_API int sqlite3_open_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_open_v2( const char *filename, /* Database filename (UTF-8) */ sqlite3 **ppDb, /* OUT: SQLite db handle */ int flags, /* Flags */@@ -2970,19 +3016,22 @@ ** is not a database file pathname pointer that SQLite passed into the xOpen
** VFS method, then the behavior of this routine is undefined and probably ** undesirable. */ -SQLITE_API const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam); -SQLITE_API int sqlite3_uri_boolean(const char *zFile, const char *zParam, int bDefault); -SQLITE_API sqlite3_int64 sqlite3_uri_int64(const char*, const char*, sqlite3_int64); +SQLITE_API const char *SQLITE_STDCALL sqlite3_uri_parameter(const char *zFilename, const char *zParam); +SQLITE_API int SQLITE_STDCALL sqlite3_uri_boolean(const char *zFile, const char *zParam, int bDefault); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_uri_int64(const char*, const char*, sqlite3_int64); /* ** CAPI3REF: Error Codes And Messages +** METHOD: sqlite3 ** -** ^The sqlite3_errcode() interface returns the numeric [result code] or -** [extended result code] for the most recent failed sqlite3_* API call -** associated with a [database connection]. If a prior API call failed -** but the most recent API call succeeded, the return value from -** sqlite3_errcode() is undefined. ^The sqlite3_extended_errcode() +** ^If the most recent sqlite3_* API call associated with +** [database connection] D failed, then the sqlite3_errcode(D) interface +** returns the numeric [result code] or [extended result code] for that +** API call. +** If the most recent API call was successful, +** then the return value from sqlite3_errcode() is undefined. +** ^The sqlite3_extended_errcode() ** interface is the same except that it always returns the ** [extended result code] even when extended result codes are ** disabled.@@ -3013,40 +3062,41 @@ ** If an interface fails with SQLITE_MISUSE, that means the interface
** was invoked incorrectly by the application. In that case, the ** error code and message may or may not be set. */ -SQLITE_API int sqlite3_errcode(sqlite3 *db); -SQLITE_API int sqlite3_extended_errcode(sqlite3 *db); -SQLITE_API const char *sqlite3_errmsg(sqlite3*); -SQLITE_API const void *sqlite3_errmsg16(sqlite3*); -SQLITE_API const char *sqlite3_errstr(int); +SQLITE_API int SQLITE_STDCALL sqlite3_errcode(sqlite3 *db); +SQLITE_API int SQLITE_STDCALL sqlite3_extended_errcode(sqlite3 *db); +SQLITE_API const char *SQLITE_STDCALL sqlite3_errmsg(sqlite3*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_errmsg16(sqlite3*); +SQLITE_API const char *SQLITE_STDCALL sqlite3_errstr(int); /* -** CAPI3REF: SQL Statement Object +** CAPI3REF: Prepared Statement Object ** KEYWORDS: {prepared statement} {prepared statements} ** -** An instance of this object represents a single SQL statement. -** This object is variously known as a "prepared statement" or a -** "compiled SQL statement" or simply as a "statement". +** An instance of this object represents a single SQL statement that +** has been compiled into binary form and is ready to be evaluated. ** -** The life of a statement object goes something like this: +** Think of each SQL statement as a separate computer program. The +** original SQL text is source code. A prepared statement object +** is the compiled object code. All SQL must be converted into a +** prepared statement before it can be run. +** +** The life-cycle of a prepared statement object usually goes like this: ** ** <ol> -** <li> Create the object using [sqlite3_prepare_v2()] or a related -** function. -** <li> Bind values to [host parameters] using the sqlite3_bind_*() +** <li> Create the prepared statement object using [sqlite3_prepare_v2()]. +** <li> Bind values to [parameters] using the sqlite3_bind_*() ** interfaces. ** <li> Run the SQL by calling [sqlite3_step()] one or more times. -** <li> Reset the statement using [sqlite3_reset()] then go back +** <li> Reset the prepared statement using [sqlite3_reset()] then go back ** to step 2. Do this zero or more times. ** <li> Destroy the object using [sqlite3_finalize()]. ** </ol> -** -** Refer to documentation on individual methods above for additional -** information. */ typedef struct sqlite3_stmt sqlite3_stmt; /* ** CAPI3REF: Run-time Limits +** METHOD: sqlite3 ** ** ^(This interface allows the size of various constructs to be limited ** on a connection by connection basis. The first parameter is the@@ -3084,7 +3134,7 @@ ** [max_page_count] [PRAGMA].
** ** New run-time limit categories may be added in future releases. */ -SQLITE_API int sqlite3_limit(sqlite3*, int id, int newVal); +SQLITE_API int SQLITE_STDCALL sqlite3_limit(sqlite3*, int id, int newVal); /* ** CAPI3REF: Run-Time Limit Categories@@ -3158,6 +3208,8 @@
/* ** CAPI3REF: Compiling An SQL Statement ** KEYWORDS: {SQL statement compiler} +** METHOD: sqlite3 +** CONSTRUCTOR: sqlite3_stmt ** ** To execute an SQL query, it must first be compiled into a byte-code ** program using one of these routines.@@ -3171,16 +3223,14 @@ ** as either UTF-8 or UTF-16. The sqlite3_prepare() and sqlite3_prepare_v2()
** interfaces use UTF-8, and sqlite3_prepare16() and sqlite3_prepare16_v2() ** use UTF-16. ** -** ^If the nByte argument is less than zero, then zSql is read up to the -** first zero terminator. ^If nByte is non-negative, then it is the maximum -** number of bytes read from zSql. ^When nByte is non-negative, the -** zSql string ends at either the first '\000' or '\u0000' character or -** the nByte-th byte, whichever comes first. If the caller knows -** that the supplied string is nul-terminated, then there is a small -** performance advantage to be gained by passing an nByte parameter that -** is equal to the number of bytes in the input string <i>including</i> -** the nul-terminator bytes as this saves SQLite from having to -** make a copy of the input string. +** ^If the nByte argument is negative, then zSql is read up to the +** first zero terminator. ^If nByte is positive, then it is the +** number of bytes read from zSql. ^If nByte is zero, then no prepared +** statement is generated. +** If the caller knows that the supplied string is nul-terminated, then +** there is a small performance advantage to passing an nByte parameter that +** is the number of bytes in the input string <i>including</i> +** the nul-terminator. ** ** ^If pzTail is not NULL then *pzTail is made to point to the first byte ** past the end of the first SQL statement in zSql. These routines only@@ -3236,28 +3286,28 @@ ** and the [SQLITE_ENABLE_STAT3] compile-time option is enabled.
** </li> ** </ol> */ -SQLITE_API int sqlite3_prepare( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare( sqlite3 *db, /* Database handle */ const char *zSql, /* SQL statement, UTF-8 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const char **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare_v2( sqlite3 *db, /* Database handle */ const char *zSql, /* SQL statement, UTF-8 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const char **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare16( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16( sqlite3 *db, /* Database handle */ const void *zSql, /* SQL statement, UTF-16 encoded */ int nByte, /* Maximum length of zSql in bytes. */ sqlite3_stmt **ppStmt, /* OUT: Statement handle */ const void **pzTail /* OUT: Pointer to unused portion of zSql */ ); -SQLITE_API int sqlite3_prepare16_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_prepare16_v2( sqlite3 *db, /* Database handle */ const void *zSql, /* SQL statement, UTF-16 encoded */ int nByte, /* Maximum length of zSql in bytes. */@@ -3267,15 +3317,17 @@ );
/* ** CAPI3REF: Retrieving Statement SQL +** METHOD: sqlite3_stmt ** ** ^This interface can be used to retrieve a saved copy of the original ** SQL text used to create a [prepared statement] if that statement was ** compiled using either [sqlite3_prepare_v2()] or [sqlite3_prepare16_v2()]. */ -SQLITE_API const char *sqlite3_sql(sqlite3_stmt *pStmt); +SQLITE_API const char *SQLITE_STDCALL sqlite3_sql(sqlite3_stmt *pStmt); /* ** CAPI3REF: Determine If An SQL Statement Writes The Database +** METHOD: sqlite3_stmt ** ** ^The sqlite3_stmt_readonly(X) interface returns true (non-zero) if ** and only if the [prepared statement] X makes no direct changes to@@ -3303,10 +3355,11 @@ ** sqlite3_stmt_readonly() to return true since, while those statements
** change the configuration of a database connection, they do not make ** changes to the content of the database files on disk. */ -SQLITE_API int sqlite3_stmt_readonly(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_readonly(sqlite3_stmt *pStmt); /* ** CAPI3REF: Determine If A Prepared Statement Has Been Reset +** METHOD: sqlite3_stmt ** ** ^The sqlite3_stmt_busy(S) interface returns true (non-zero) if the ** [prepared statement] S has been stepped at least once using@@ -3322,7 +3375,7 @@ ** connection that are in need of being reset. This can be used,
** for example, in diagnostic routines to search for prepared ** statements that are holding a transaction open. */ -SQLITE_API int sqlite3_stmt_busy(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_busy(sqlite3_stmt*); /* ** CAPI3REF: Dynamically Typed Value Object@@ -3381,6 +3434,7 @@ /*
** CAPI3REF: Binding Values To Prepared Statements ** KEYWORDS: {host parameter} {host parameters} {host parameter name} ** KEYWORDS: {SQL parameter} {SQL parameters} {parameter binding} +** METHOD: sqlite3_stmt ** ** ^(In the SQL statement text input to [sqlite3_prepare_v2()] and its variants, ** literals may be replaced by a [parameter] that matches one of following@@ -3483,22 +3537,23 @@ **
** See also: [sqlite3_bind_parameter_count()], ** [sqlite3_bind_parameter_name()], and [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_blob(sqlite3_stmt*, int, const void*, int n, void(*)(void*)); -SQLITE_API int sqlite3_bind_blob64(sqlite3_stmt*, int, const void*, sqlite3_uint64, +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob(sqlite3_stmt*, int, const void*, int n, void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_blob64(sqlite3_stmt*, int, const void*, sqlite3_uint64, void(*)(void*)); -SQLITE_API int sqlite3_bind_double(sqlite3_stmt*, int, double); -SQLITE_API int sqlite3_bind_int(sqlite3_stmt*, int, int); -SQLITE_API int sqlite3_bind_int64(sqlite3_stmt*, int, sqlite3_int64); -SQLITE_API int sqlite3_bind_null(sqlite3_stmt*, int); -SQLITE_API int sqlite3_bind_text(sqlite3_stmt*,int,const char*,int,void(*)(void*)); -SQLITE_API int sqlite3_bind_text16(sqlite3_stmt*, int, const void*, int, void(*)(void*)); -SQLITE_API int sqlite3_bind_text64(sqlite3_stmt*, int, const char*, sqlite3_uint64, +SQLITE_API int SQLITE_STDCALL sqlite3_bind_double(sqlite3_stmt*, int, double); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int(sqlite3_stmt*, int, int); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_int64(sqlite3_stmt*, int, sqlite3_int64); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_null(sqlite3_stmt*, int); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text(sqlite3_stmt*,int,const char*,int,void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text16(sqlite3_stmt*, int, const void*, int, void(*)(void*)); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_text64(sqlite3_stmt*, int, const char*, sqlite3_uint64, void(*)(void*), unsigned char encoding); -SQLITE_API int sqlite3_bind_value(sqlite3_stmt*, int, const sqlite3_value*); -SQLITE_API int sqlite3_bind_zeroblob(sqlite3_stmt*, int, int n); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_value(sqlite3_stmt*, int, const sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_zeroblob(sqlite3_stmt*, int, int n); /* ** CAPI3REF: Number Of SQL Parameters +** METHOD: sqlite3_stmt ** ** ^This routine can be used to find the number of [SQL parameters] ** in a [prepared statement]. SQL parameters are tokens of the@@ -3515,10 +3570,11 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_name()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_parameter_count(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_count(sqlite3_stmt*); /* ** CAPI3REF: Name Of A Host Parameter +** METHOD: sqlite3_stmt ** ** ^The sqlite3_bind_parameter_name(P,N) interface returns ** the name of the N-th [SQL parameter] in the [prepared statement] P.@@ -3542,10 +3598,11 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_count()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API const char *sqlite3_bind_parameter_name(sqlite3_stmt*, int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_bind_parameter_name(sqlite3_stmt*, int); /* ** CAPI3REF: Index Of A Parameter With A Given Name +** METHOD: sqlite3_stmt ** ** ^Return the index of an SQL parameter given its name. ^The ** index value returned is suitable for use as the second@@ -3558,19 +3615,21 @@ ** See also: [sqlite3_bind_blob|sqlite3_bind()],
** [sqlite3_bind_parameter_count()], and ** [sqlite3_bind_parameter_index()]. */ -SQLITE_API int sqlite3_bind_parameter_index(sqlite3_stmt*, const char *zName); +SQLITE_API int SQLITE_STDCALL sqlite3_bind_parameter_index(sqlite3_stmt*, const char *zName); /* ** CAPI3REF: Reset All Bindings On A Prepared Statement +** METHOD: sqlite3_stmt ** ** ^Contrary to the intuition of many, [sqlite3_reset()] does not reset ** the [sqlite3_bind_blob | bindings] on a [prepared statement]. ** ^Use this routine to reset all host parameters to NULL. */ -SQLITE_API int sqlite3_clear_bindings(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_clear_bindings(sqlite3_stmt*); /* ** CAPI3REF: Number Of Columns In A Result Set +** METHOD: sqlite3_stmt ** ** ^Return the number of columns in the result set returned by the ** [prepared statement]. ^This routine returns 0 if pStmt is an SQL@@ -3578,10 +3637,11 @@ ** statement that does not return data (for example an [UPDATE]).
** ** See also: [sqlite3_data_count()] */ -SQLITE_API int sqlite3_column_count(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_column_count(sqlite3_stmt *pStmt); /* ** CAPI3REF: Column Names In A Result Set +** METHOD: sqlite3_stmt ** ** ^These routines return the name assigned to a particular column ** in the result set of a [SELECT] statement. ^The sqlite3_column_name()@@ -3606,11 +3666,12 @@ ** that column, if there is an AS clause. If there is no AS clause
** then the name of the column is unspecified and may change from ** one release of SQLite to the next. */ -SQLITE_API const char *sqlite3_column_name(sqlite3_stmt*, int N); -SQLITE_API const void *sqlite3_column_name16(sqlite3_stmt*, int N); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_name(sqlite3_stmt*, int N); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_name16(sqlite3_stmt*, int N); /* ** CAPI3REF: Source Of Data In A Query Result +** METHOD: sqlite3_stmt ** ** ^These routines provide a means to determine the database, table, and ** table column that is the origin of a particular result column in@@ -3654,15 +3715,16 @@ ** [sqlite3_column_database_name | column metadata interfaces]
** for the same [prepared statement] and result column ** at the same time then the results are undefined. */ -SQLITE_API const char *sqlite3_column_database_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_database_name16(sqlite3_stmt*,int); -SQLITE_API const char *sqlite3_column_table_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_table_name16(sqlite3_stmt*,int); -SQLITE_API const char *sqlite3_column_origin_name(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_origin_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_database_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_database_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_table_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_table_name16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_origin_name(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_origin_name16(sqlite3_stmt*,int); /* ** CAPI3REF: Declared Datatype Of A Query Result +** METHOD: sqlite3_stmt ** ** ^(The first parameter is a [prepared statement]. ** If this statement is a [SELECT] statement and the Nth column of the@@ -3690,11 +3752,12 @@ ** strongly typed, but the typing is dynamic not static. ^Type
** is associated with individual values, not with the containers ** used to hold those values. */ -SQLITE_API const char *sqlite3_column_decltype(sqlite3_stmt*,int); -SQLITE_API const void *sqlite3_column_decltype16(sqlite3_stmt*,int); +SQLITE_API const char *SQLITE_STDCALL sqlite3_column_decltype(sqlite3_stmt*,int); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_decltype16(sqlite3_stmt*,int); /* ** CAPI3REF: Evaluate An SQL Statement +** METHOD: sqlite3_stmt ** ** After a [prepared statement] has been prepared using either ** [sqlite3_prepare_v2()] or [sqlite3_prepare16_v2()] or one of the legacy@@ -3770,10 +3833,11 @@ ** of the legacy [sqlite3_prepare()] and [sqlite3_prepare16()] interfaces,
** then the more specific [error codes] are returned directly ** by sqlite3_step(). The use of the "v2" interface is recommended. */ -SQLITE_API int sqlite3_step(sqlite3_stmt*); +SQLITE_API int SQLITE_STDCALL sqlite3_step(sqlite3_stmt*); /* ** CAPI3REF: Number of columns in a result set +** METHOD: sqlite3_stmt ** ** ^The sqlite3_data_count(P) interface returns the number of columns in the ** current row of the result set of [prepared statement] P.@@ -3790,7 +3854,7 @@ ** pragma returns 0 columns of data.
** ** See also: [sqlite3_column_count()] */ -SQLITE_API int sqlite3_data_count(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_data_count(sqlite3_stmt *pStmt); /* ** CAPI3REF: Fundamental Datatypes@@ -3827,6 +3891,7 @@
/* ** CAPI3REF: Result Values From A Query ** KEYWORDS: {column access functions} +** METHOD: sqlite3_stmt ** ** These routines form the "result set" interface. **@@ -3986,19 +4051,20 @@ ** is either the integer 0, the floating point number 0.0, or a NULL
** pointer. Subsequent calls to [sqlite3_errcode()] will return ** [SQLITE_NOMEM].)^ */ -SQLITE_API const void *sqlite3_column_blob(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_bytes(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_bytes16(sqlite3_stmt*, int iCol); -SQLITE_API double sqlite3_column_double(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_int(sqlite3_stmt*, int iCol); -SQLITE_API sqlite3_int64 sqlite3_column_int64(sqlite3_stmt*, int iCol); -SQLITE_API const unsigned char *sqlite3_column_text(sqlite3_stmt*, int iCol); -SQLITE_API const void *sqlite3_column_text16(sqlite3_stmt*, int iCol); -SQLITE_API int sqlite3_column_type(sqlite3_stmt*, int iCol); -SQLITE_API sqlite3_value *sqlite3_column_value(sqlite3_stmt*, int iCol); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_blob(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_bytes16(sqlite3_stmt*, int iCol); +SQLITE_API double SQLITE_STDCALL sqlite3_column_double(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_int(sqlite3_stmt*, int iCol); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_column_int64(sqlite3_stmt*, int iCol); +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_column_text(sqlite3_stmt*, int iCol); +SQLITE_API const void *SQLITE_STDCALL sqlite3_column_text16(sqlite3_stmt*, int iCol); +SQLITE_API int SQLITE_STDCALL sqlite3_column_type(sqlite3_stmt*, int iCol); +SQLITE_API sqlite3_value *SQLITE_STDCALL sqlite3_column_value(sqlite3_stmt*, int iCol); /* ** CAPI3REF: Destroy A Prepared Statement Object +** DESTRUCTOR: sqlite3_stmt ** ** ^The sqlite3_finalize() function is called to delete a [prepared statement]. ** ^If the most recent evaluation of the statement encountered no errors@@ -4022,10 +4088,11 @@ ** a prepared statement after it has been finalized. Any use of a prepared
** statement after it has been finalized can result in undefined and ** undesirable behavior such as segfaults and heap corruption. */ -SQLITE_API int sqlite3_finalize(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_finalize(sqlite3_stmt *pStmt); /* ** CAPI3REF: Reset A Prepared Statement Object +** METHOD: sqlite3_stmt ** ** The sqlite3_reset() function is called to reset a [prepared statement] ** object back to its initial state, ready to be re-executed.@@ -4048,13 +4115,14 @@ **
** ^The [sqlite3_reset(S)] interface does not change the values ** of any [sqlite3_bind_blob|bindings] on the [prepared statement] S. */ -SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt); +SQLITE_API int SQLITE_STDCALL sqlite3_reset(sqlite3_stmt *pStmt); /* ** CAPI3REF: Create Or Redefine SQL Functions ** KEYWORDS: {function creation routines} ** KEYWORDS: {application-defined SQL function} ** KEYWORDS: {application-defined SQL functions} +** METHOD: sqlite3 ** ** ^These functions (collectively known as "function creation routines") ** are used to add SQL functions or aggregates or to redefine the behavior@@ -4147,7 +4215,7 @@ ** SQLite interfaces. However, such calls must not
** close the database connection nor finalize or reset the prepared ** statement in which the function is running. */ -SQLITE_API int sqlite3_create_function( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function( sqlite3 *db, const char *zFunctionName, int nArg,@@ -4157,7 +4225,7 @@ void (*xFunc)(sqlite3_context*,int,sqlite3_value**),
void (*xStep)(sqlite3_context*,int,sqlite3_value**), void (*xFinal)(sqlite3_context*) ); -SQLITE_API int sqlite3_create_function16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function16( sqlite3 *db, const void *zFunctionName, int nArg,@@ -4167,7 +4235,7 @@ void (*xFunc)(sqlite3_context*,int,sqlite3_value**),
void (*xStep)(sqlite3_context*,int,sqlite3_value**), void (*xFinal)(sqlite3_context*) ); -SQLITE_API int sqlite3_create_function_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_function_v2( sqlite3 *db, const char *zFunctionName, int nArg,@@ -4209,21 +4277,22 @@ **
** These functions are [deprecated]. In order to maintain ** backwards compatibility with older code, these functions continue ** to be supported. However, new applications should avoid -** the use of these functions. To help encourage people to avoid -** using these functions, we are not going to tell you what they do. +** the use of these functions. To encourage programmers to avoid +** these functions, we will not explain what they do. */ #ifndef SQLITE_OMIT_DEPRECATED -SQLITE_API SQLITE_DEPRECATED int sqlite3_aggregate_count(sqlite3_context*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_expired(sqlite3_stmt*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_transfer_bindings(sqlite3_stmt*, sqlite3_stmt*); -SQLITE_API SQLITE_DEPRECATED int sqlite3_global_recover(void); -SQLITE_API SQLITE_DEPRECATED void sqlite3_thread_cleanup(void); -SQLITE_API SQLITE_DEPRECATED int sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int), +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_aggregate_count(sqlite3_context*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_expired(sqlite3_stmt*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_transfer_bindings(sqlite3_stmt*, sqlite3_stmt*); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_global_recover(void); +SQLITE_API SQLITE_DEPRECATED void SQLITE_STDCALL sqlite3_thread_cleanup(void); +SQLITE_API SQLITE_DEPRECATED int SQLITE_STDCALL sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int), void*,sqlite3_int64); #endif /* ** CAPI3REF: Obtaining SQL Function Parameter Values +** METHOD: sqlite3_value ** ** The C-language implementation of SQL functions and aggregates uses ** this set of interface routines to access the parameter values on@@ -4267,21 +4336,22 @@ **
** These routines must be called from the same thread as ** the SQL function that supplied the [sqlite3_value*] parameters. */ -SQLITE_API const void *sqlite3_value_blob(sqlite3_value*); -SQLITE_API int sqlite3_value_bytes(sqlite3_value*); -SQLITE_API int sqlite3_value_bytes16(sqlite3_value*); -SQLITE_API double sqlite3_value_double(sqlite3_value*); -SQLITE_API int sqlite3_value_int(sqlite3_value*); -SQLITE_API sqlite3_int64 sqlite3_value_int64(sqlite3_value*); -SQLITE_API const unsigned char *sqlite3_value_text(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16le(sqlite3_value*); -SQLITE_API const void *sqlite3_value_text16be(sqlite3_value*); -SQLITE_API int sqlite3_value_type(sqlite3_value*); -SQLITE_API int sqlite3_value_numeric_type(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_blob(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_bytes16(sqlite3_value*); +SQLITE_API double SQLITE_STDCALL sqlite3_value_double(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_int(sqlite3_value*); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_value_int64(sqlite3_value*); +SQLITE_API const unsigned char *SQLITE_STDCALL sqlite3_value_text(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16le(sqlite3_value*); +SQLITE_API const void *SQLITE_STDCALL sqlite3_value_text16be(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_type(sqlite3_value*); +SQLITE_API int SQLITE_STDCALL sqlite3_value_numeric_type(sqlite3_value*); /* ** CAPI3REF: Obtain Aggregate Function Context +** METHOD: sqlite3_context ** ** Implementations of aggregate SQL functions use this ** routine to allocate memory for storing their state.@@ -4322,10 +4392,11 @@ **
** This routine must be called from the same thread in which ** the aggregate SQL function is running. */ -SQLITE_API void *sqlite3_aggregate_context(sqlite3_context*, int nBytes); +SQLITE_API void *SQLITE_STDCALL sqlite3_aggregate_context(sqlite3_context*, int nBytes); /* ** CAPI3REF: User Data For Functions +** METHOD: sqlite3_context ** ** ^The sqlite3_user_data() interface returns a copy of ** the pointer that was the pUserData parameter (the 5th parameter)@@ -4336,10 +4407,11 @@ **
** This routine must be called from the same thread in which ** the application-defined function is running. */ -SQLITE_API void *sqlite3_user_data(sqlite3_context*); +SQLITE_API void *SQLITE_STDCALL sqlite3_user_data(sqlite3_context*); /* ** CAPI3REF: Database Connection For Functions +** METHOD: sqlite3_context ** ** ^The sqlite3_context_db_handle() interface returns a copy of ** the pointer to the [database connection] (the 1st parameter)@@ -4347,10 +4419,11 @@ ** of the [sqlite3_create_function()]
** and [sqlite3_create_function16()] routines that originally ** registered the application defined function. */ -SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context*); +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_context_db_handle(sqlite3_context*); /* ** CAPI3REF: Function Auxiliary Data +** METHOD: sqlite3_context ** ** These functions may be used by (non-aggregate) SQL functions to ** associate metadata with argument values. If the same value is passed to@@ -4399,8 +4472,8 @@ **
** These routines must be called from the same thread in which ** the SQL function is running. */ -SQLITE_API void *sqlite3_get_auxdata(sqlite3_context*, int N); -SQLITE_API void sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(void*)); +SQLITE_API void *SQLITE_STDCALL sqlite3_get_auxdata(sqlite3_context*, int N); +SQLITE_API void SQLITE_STDCALL sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(void*)); /*@@ -4423,6 +4496,7 @@ #define SQLITE_TRANSIENT ((sqlite3_destructor_type)-1)
/* ** CAPI3REF: Setting The Result Of An SQL Function +** METHOD: sqlite3_context ** ** These routines are used by the xFunc or xFinal callbacks that ** implement SQL functions and aggregates. See@@ -4535,29 +4609,30 @@ ** If these routines are called from within the different thread
** than the one containing the application-defined function that received ** the [sqlite3_context] pointer, the results are undefined. */ -SQLITE_API void sqlite3_result_blob(sqlite3_context*, const void*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_blob64(sqlite3_context*,const void*, +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob(sqlite3_context*, const void*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_blob64(sqlite3_context*,const void*, sqlite3_uint64,void(*)(void*)); -SQLITE_API void sqlite3_result_double(sqlite3_context*, double); -SQLITE_API void sqlite3_result_error(sqlite3_context*, const char*, int); -SQLITE_API void sqlite3_result_error16(sqlite3_context*, const void*, int); -SQLITE_API void sqlite3_result_error_toobig(sqlite3_context*); -SQLITE_API void sqlite3_result_error_nomem(sqlite3_context*); -SQLITE_API void sqlite3_result_error_code(sqlite3_context*, int); -SQLITE_API void sqlite3_result_int(sqlite3_context*, int); -SQLITE_API void sqlite3_result_int64(sqlite3_context*, sqlite3_int64); -SQLITE_API void sqlite3_result_null(sqlite3_context*); -SQLITE_API void sqlite3_result_text(sqlite3_context*, const char*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_text64(sqlite3_context*, const char*,sqlite3_uint64, +SQLITE_API void SQLITE_STDCALL sqlite3_result_double(sqlite3_context*, double); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error(sqlite3_context*, const char*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error16(sqlite3_context*, const void*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_toobig(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_nomem(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_error_code(sqlite3_context*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_int(sqlite3_context*, int); +SQLITE_API void SQLITE_STDCALL sqlite3_result_int64(sqlite3_context*, sqlite3_int64); +SQLITE_API void SQLITE_STDCALL sqlite3_result_null(sqlite3_context*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text(sqlite3_context*, const char*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text64(sqlite3_context*, const char*,sqlite3_uint64, void(*)(void*), unsigned char encoding); -SQLITE_API void sqlite3_result_text16(sqlite3_context*, const void*, int, void(*)(void*)); -SQLITE_API void sqlite3_result_text16le(sqlite3_context*, const void*, int,void(*)(void*)); -SQLITE_API void sqlite3_result_text16be(sqlite3_context*, const void*, int,void(*)(void*)); -SQLITE_API void sqlite3_result_value(sqlite3_context*, sqlite3_value*); -SQLITE_API void sqlite3_result_zeroblob(sqlite3_context*, int n); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16(sqlite3_context*, const void*, int, void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16le(sqlite3_context*, const void*, int,void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_text16be(sqlite3_context*, const void*, int,void(*)(void*)); +SQLITE_API void SQLITE_STDCALL sqlite3_result_value(sqlite3_context*, sqlite3_value*); +SQLITE_API void SQLITE_STDCALL sqlite3_result_zeroblob(sqlite3_context*, int n); /* ** CAPI3REF: Define New Collating Sequences +** METHOD: sqlite3 ** ** ^These functions add, remove, or modify a [collation] associated ** with the [database connection] specified as the first argument.@@ -4635,14 +4710,14 @@ ** compatibility.
** ** See also: [sqlite3_collation_needed()] and [sqlite3_collation_needed16()]. */ -SQLITE_API int sqlite3_create_collation( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation( sqlite3*, const char *zName, int eTextRep, void *pArg, int(*xCompare)(void*,int,const void*,int,const void*) ); -SQLITE_API int sqlite3_create_collation_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation_v2( sqlite3*, const char *zName, int eTextRep,@@ -4650,7 +4725,7 @@ void *pArg,
int(*xCompare)(void*,int,const void*,int,const void*), void(*xDestroy)(void*) ); -SQLITE_API int sqlite3_create_collation16( +SQLITE_API int SQLITE_STDCALL sqlite3_create_collation16( sqlite3*, const void *zName, int eTextRep,@@ -4660,6 +4735,7 @@ );
/* ** CAPI3REF: Collation Needed Callbacks +** METHOD: sqlite3 ** ** ^To avoid having to register all collation sequences before a database ** can be used, a single callback function may be registered with the@@ -4684,12 +4760,12 @@ ** The callback function should register the desired collation using
** [sqlite3_create_collation()], [sqlite3_create_collation16()], or ** [sqlite3_create_collation_v2()]. */ -SQLITE_API int sqlite3_collation_needed( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed( sqlite3*, void*, void(*)(void*,sqlite3*,int eTextRep,const char*) ); -SQLITE_API int sqlite3_collation_needed16( +SQLITE_API int SQLITE_STDCALL sqlite3_collation_needed16( sqlite3*, void*, void(*)(void*,sqlite3*,int eTextRep,const void*)@@ -4703,11 +4779,11 @@ **
** The code to implement this API is not available in the public release ** of SQLite. */ -SQLITE_API int sqlite3_key( +SQLITE_API int SQLITE_STDCALL sqlite3_key( sqlite3 *db, /* Database to be rekeyed */ const void *pKey, int nKey /* The key */ ); -SQLITE_API int sqlite3_key_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_key_v2( sqlite3 *db, /* Database to be rekeyed */ const char *zDbName, /* Name of the database */ const void *pKey, int nKey /* The key */@@ -4721,11 +4797,11 @@ **
** The code to implement this API is not available in the public release ** of SQLite. */ -SQLITE_API int sqlite3_rekey( +SQLITE_API int SQLITE_STDCALL sqlite3_rekey( sqlite3 *db, /* Database to be rekeyed */ const void *pKey, int nKey /* The new key */ ); -SQLITE_API int sqlite3_rekey_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_rekey_v2( sqlite3 *db, /* Database to be rekeyed */ const char *zDbName, /* Name of the database */ const void *pKey, int nKey /* The new key */@@ -4735,7 +4811,7 @@ /*
** Specify the activation key for a SEE database. Unless ** activated, none of the SEE routines will work. */ -SQLITE_API void sqlite3_activate_see( +SQLITE_API void SQLITE_STDCALL sqlite3_activate_see( const char *zPassPhrase /* Activation phrase */ ); #endif@@ -4745,7 +4821,7 @@ /*
** Specify the activation key for a CEROD database. Unless ** activated, none of the CEROD routines will work. */ -SQLITE_API void sqlite3_activate_cerod( +SQLITE_API void SQLITE_STDCALL sqlite3_activate_cerod( const char *zPassPhrase /* Activation phrase */ ); #endif@@ -4767,7 +4843,7 @@ ** of the default VFS is not implemented correctly, or not implemented at
** all, then the behavior of sqlite3_sleep() may deviate from the description ** in the previous paragraphs. */ -SQLITE_API int sqlite3_sleep(int); +SQLITE_API int SQLITE_STDCALL sqlite3_sleep(int); /* ** CAPI3REF: Name Of The Folder Holding Temporary Files@@ -4867,6 +4943,7 @@
/* ** CAPI3REF: Test For Auto-Commit Mode ** KEYWORDS: {autocommit mode} +** METHOD: sqlite3 ** ** ^The sqlite3_get_autocommit() interface returns non-zero or ** zero if the given database connection is or is not in autocommit mode,@@ -4885,10 +4962,11 @@ ** If another thread changes the autocommit status of the database
** connection while this routine is running, then the return value ** is undefined. */ -SQLITE_API int sqlite3_get_autocommit(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_get_autocommit(sqlite3*); /* ** CAPI3REF: Find The Database Handle Of A Prepared Statement +** METHOD: sqlite3_stmt ** ** ^The sqlite3_db_handle interface returns the [database connection] handle ** to which a [prepared statement] belongs. ^The [database connection]@@ -4897,10 +4975,11 @@ ** that was the first argument
** to the [sqlite3_prepare_v2()] call (or its variants) that was used to ** create the statement in the first place. */ -SQLITE_API sqlite3 *sqlite3_db_handle(sqlite3_stmt*); +SQLITE_API sqlite3 *SQLITE_STDCALL sqlite3_db_handle(sqlite3_stmt*); /* ** CAPI3REF: Return The Filename For A Database Connection +** METHOD: sqlite3 ** ** ^The sqlite3_db_filename(D,N) interface returns a pointer to a filename ** associated with database N of connection D. ^The main database file@@ -4913,19 +4992,21 @@ ** xFullPathname method of the [VFS]. ^In other words, the filename
** will be an absolute pathname, even if the filename used ** to open the database originally was a URI or relative pathname. */ -SQLITE_API const char *sqlite3_db_filename(sqlite3 *db, const char *zDbName); +SQLITE_API const char *SQLITE_STDCALL sqlite3_db_filename(sqlite3 *db, const char *zDbName); /* ** CAPI3REF: Determine if a database is read-only +** METHOD: sqlite3 ** ** ^The sqlite3_db_readonly(D,N) interface returns 1 if the database N ** of connection D is read-only, 0 if it is read/write, or -1 if N is not ** the name of a database on connection D. */ -SQLITE_API int sqlite3_db_readonly(sqlite3 *db, const char *zDbName); +SQLITE_API int SQLITE_STDCALL sqlite3_db_readonly(sqlite3 *db, const char *zDbName); /* ** CAPI3REF: Find the next prepared statement +** METHOD: sqlite3 ** ** ^This interface returns a pointer to the next [prepared statement] after ** pStmt associated with the [database connection] pDb. ^If pStmt is NULL@@ -4937,10 +5018,11 @@ ** The [database connection] pointer D in a call to
** [sqlite3_next_stmt(D,S)] must refer to an open database ** connection and in particular must not be a NULL pointer. */ -SQLITE_API sqlite3_stmt *sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt); +SQLITE_API sqlite3_stmt *SQLITE_STDCALL sqlite3_next_stmt(sqlite3 *pDb, sqlite3_stmt *pStmt); /* ** CAPI3REF: Commit And Rollback Notification Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_commit_hook() interface registers a callback ** function to be invoked whenever a transaction is [COMMIT | committed].@@ -4985,11 +5067,12 @@ ** automatically rolled back because the database connection is closed.
** ** See also the [sqlite3_update_hook()] interface. */ -SQLITE_API void *sqlite3_commit_hook(sqlite3*, int(*)(void*), void*); -SQLITE_API void *sqlite3_rollback_hook(sqlite3*, void(*)(void *), void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_commit_hook(sqlite3*, int(*)(void*), void*); +SQLITE_API void *SQLITE_STDCALL sqlite3_rollback_hook(sqlite3*, void(*)(void *), void*); /* ** CAPI3REF: Data Change Notification Callbacks +** METHOD: sqlite3 ** ** ^The sqlite3_update_hook() interface registers a callback function ** with the [database connection] identified by the first argument@@ -5036,7 +5119,7 @@ **
** See also the [sqlite3_commit_hook()] and [sqlite3_rollback_hook()] ** interfaces. */ -SQLITE_API void *sqlite3_update_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_update_hook( sqlite3*, void(*)(void *,int ,char const *,char const *,sqlite3_int64), void*@@ -5066,12 +5149,17 @@ ** ^Shared cache is disabled by default. But this might change in
** future releases of SQLite. Applications that care about shared ** cache setting should set it explicitly. ** +** Note: This method is disabled on MacOS X 10.7 and iOS version 5.0 +** and will always return SQLITE_MISUSE. On those systems, +** shared cache mode should be enabled per-database connection via +** [sqlite3_open_v2()] with [SQLITE_OPEN_SHAREDCACHE]. +** ** This interface is threadsafe on processors where writing a ** 32-bit integer is atomic. ** ** See Also: [SQLite Shared-Cache Mode] */ -SQLITE_API int sqlite3_enable_shared_cache(int); +SQLITE_API int SQLITE_STDCALL sqlite3_enable_shared_cache(int); /* ** CAPI3REF: Attempt To Free Heap Memory@@ -5087,10 +5175,11 @@ ** if SQLite is not compiled with [SQLITE_ENABLE_MEMORY_MANAGEMENT].
** ** See also: [sqlite3_db_release_memory()] */ -SQLITE_API int sqlite3_release_memory(int); +SQLITE_API int SQLITE_STDCALL sqlite3_release_memory(int); /* ** CAPI3REF: Free Memory Used By A Database Connection +** METHOD: sqlite3 ** ** ^The sqlite3_db_release_memory(D) interface attempts to free as much heap ** memory as possible from database connection D. Unlike the@@ -5100,7 +5189,7 @@ ** omitted.
** ** See also: [sqlite3_release_memory()] */ -SQLITE_API int sqlite3_db_release_memory(sqlite3*); +SQLITE_API int SQLITE_STDCALL sqlite3_db_release_memory(sqlite3*); /* ** CAPI3REF: Impose A Limit On Heap Size@@ -5152,7 +5241,7 @@ **
** The circumstances under which SQLite will enforce the soft heap limit may ** changes in future releases of SQLite. */ -SQLITE_API sqlite3_int64 sqlite3_soft_heap_limit64(sqlite3_int64 N); +SQLITE_API sqlite3_int64 SQLITE_STDCALL sqlite3_soft_heap_limit64(sqlite3_int64 N); /* ** CAPI3REF: Deprecated Soft Heap Limit Interface@@ -5163,11 +5252,12 @@ ** interface. This routine is provided for historical compatibility
** only. All new applications should use the ** [sqlite3_soft_heap_limit64()] interface rather than this one. */ -SQLITE_API SQLITE_DEPRECATED void sqlite3_soft_heap_limit(int N); +SQLITE_API SQLITE_DEPRECATED void SQLITE_STDCALL sqlite3_soft_heap_limit(int N); /* ** CAPI3REF: Extract Metadata About A Column Of A Table +** METHOD: sqlite3 ** ** ^(The sqlite3_table_column_metadata(X,D,T,C,....) routine returns ** information about column C of table T in database D@@ -5232,7 +5322,7 @@ ** ^This function causes all database schemas to be read from disk and
** parsed, if that has not already been done, and returns an error if ** any errors are encountered while loading the schema. */ -SQLITE_API int sqlite3_table_column_metadata( +SQLITE_API int SQLITE_STDCALL sqlite3_table_column_metadata( sqlite3 *db, /* Connection handle */ const char *zDbName, /* Database name or NULL */ const char *zTableName, /* Table name */@@ -5246,6 +5336,7 @@ );
/* ** CAPI3REF: Load An Extension +** METHOD: sqlite3 ** ** ^This interface loads an SQLite extension library from the named file. **@@ -5278,7 +5369,7 @@ ** otherwise an error will be returned.
** ** See also the [load_extension() SQL function]. */ -SQLITE_API int sqlite3_load_extension( +SQLITE_API int SQLITE_STDCALL sqlite3_load_extension( sqlite3 *db, /* Load the extension into this database connection */ const char *zFile, /* Name of the shared library containing extension */ const char *zProc, /* Entry point. Derived from zFile if 0 */@@ -5287,6 +5378,7 @@ );
/* ** CAPI3REF: Enable Or Disable Extension Loading +** METHOD: sqlite3 ** ** ^So as not to open security holes in older applications that are ** unprepared to deal with [extension loading], and as a means of disabling@@ -5298,7 +5390,7 @@ ** ^Call the sqlite3_enable_load_extension() routine with onoff==1
** to turn extension loading on and call it with onoff==0 to turn ** it back off again. */ -SQLITE_API int sqlite3_enable_load_extension(sqlite3 *db, int onoff); +SQLITE_API int SQLITE_STDCALL sqlite3_enable_load_extension(sqlite3 *db, int onoff); /* ** CAPI3REF: Automatically Load Statically Linked Extensions@@ -5336,7 +5428,7 @@ **
** See also: [sqlite3_reset_auto_extension()] ** and [sqlite3_cancel_auto_extension()] */ -SQLITE_API int sqlite3_auto_extension(void (*xEntryPoint)(void)); +SQLITE_API int SQLITE_STDCALL sqlite3_auto_extension(void (*xEntryPoint)(void)); /* ** CAPI3REF: Cancel Automatic Extension Loading@@ -5348,7 +5440,7 @@ ** routine returns 1 if initialization routine X was successfully
** unregistered and it returns 0 if X was not on the list of initialization ** routines. */ -SQLITE_API int sqlite3_cancel_auto_extension(void (*xEntryPoint)(void)); +SQLITE_API int SQLITE_STDCALL sqlite3_cancel_auto_extension(void (*xEntryPoint)(void)); /* ** CAPI3REF: Reset Automatic Extension Loading@@ -5356,7 +5448,7 @@ **
** ^This interface disables all automatic extensions previously ** registered using [sqlite3_auto_extension()]. */ -SQLITE_API void sqlite3_reset_auto_extension(void); +SQLITE_API void SQLITE_STDCALL sqlite3_reset_auto_extension(void); /* ** The interface to the virtual-table mechanism is currently considered@@ -5536,6 +5628,7 @@ #define SQLITE_INDEX_CONSTRAINT_MATCH 64
/* ** CAPI3REF: Register A Virtual Table Implementation +** METHOD: sqlite3 ** ** ^These routines are used to register a new [virtual table module] name. ** ^Module names must be registered before@@ -5559,13 +5652,13 @@ ** ^The sqlite3_create_module()
** interface is equivalent to sqlite3_create_module_v2() with a NULL ** destructor. */ -SQLITE_API int sqlite3_create_module( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module( sqlite3 *db, /* SQLite connection to register module with */ const char *zName, /* Name of the module */ const sqlite3_module *p, /* Methods for the module */ void *pClientData /* Client data for xCreate/xConnect */ ); -SQLITE_API int sqlite3_create_module_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_create_module_v2( sqlite3 *db, /* SQLite connection to register module with */ const char *zName, /* Name of the module */ const sqlite3_module *p, /* Methods for the module */@@ -5593,7 +5686,7 @@ ** freed by sqlite3_free() and the zErrMsg field will be zeroed.
*/ struct sqlite3_vtab { const sqlite3_module *pModule; /* The module for this virtual table */ - int nRef; /* NO LONGER USED */ + int nRef; /* Number of open cursors */ char *zErrMsg; /* Error message from sqlite3_mprintf() */ /* Virtual table implementations will typically add additional fields */ };@@ -5628,10 +5721,11 @@ ** [virtual table module] call this interface
** to declare the format (the names and datatypes of the columns) of ** the virtual tables they implement. */ -SQLITE_API int sqlite3_declare_vtab(sqlite3*, const char *zSQL); +SQLITE_API int SQLITE_STDCALL sqlite3_declare_vtab(sqlite3*, const char *zSQL); /* ** CAPI3REF: Overload A Function For A Virtual Table +** METHOD: sqlite3 ** ** ^(Virtual tables can provide alternative implementations of functions ** using the [xFindFunction] method of the [virtual table module].@@ -5646,7 +5740,7 @@ ** the new function is not good for anything by itself. Its only
** purpose is to be a placeholder function that can be overloaded ** by a [virtual table]. */ -SQLITE_API int sqlite3_overload_function(sqlite3*, const char *zFuncName, int nArg); +SQLITE_API int SQLITE_STDCALL sqlite3_overload_function(sqlite3*, const char *zFuncName, int nArg); /* ** The interface to the virtual-table mechanism defined above (back up@@ -5674,6 +5768,8 @@ typedef struct sqlite3_blob sqlite3_blob;
/* ** CAPI3REF: Open A BLOB For Incremental I/O +** METHOD: sqlite3 +** CONSTRUCTOR: sqlite3_blob ** ** ^(This interfaces opens a [BLOB handle | handle] to the BLOB located ** in row iRow, column zColumn, table zTable in database zDb;@@ -5743,7 +5839,7 @@ **
** To avoid a resource leak, every open [BLOB handle] should eventually ** be released by a call to [sqlite3_blob_close()]. */ -SQLITE_API int sqlite3_blob_open( +SQLITE_API int SQLITE_STDCALL sqlite3_blob_open( sqlite3*, const char *zDb, const char *zTable,@@ -5755,6 +5851,7 @@ );
/* ** CAPI3REF: Move a BLOB Handle to a New Row +** METHOD: sqlite3_blob ** ** ^This function is used to move an existing blob handle so that it points ** to a different row of the same database table. ^The new row is identified@@ -5775,10 +5872,11 @@ ** always returns zero.
** ** ^This function sets the database handle error code and message. */ -SQLITE_API SQLITE_EXPERIMENTAL int sqlite3_blob_reopen(sqlite3_blob *, sqlite3_int64); +SQLITE_API SQLITE_EXPERIMENTAL int SQLITE_STDCALL sqlite3_blob_reopen(sqlite3_blob *, sqlite3_int64); /* ** CAPI3REF: Close A BLOB Handle +** DESTRUCTOR: sqlite3_blob ** ** ^This function closes an open [BLOB handle]. ^(The BLOB handle is closed ** unconditionally. Even if this routine returns an error code, the@@ -5797,10 +5895,11 @@ ** [sqlite3_blob_open()]) is a harmless no-op. ^Otherwise, if this function
** is passed a valid open blob handle, the values returned by the ** sqlite3_errcode() and sqlite3_errmsg() functions are set before returning. */ -SQLITE_API int sqlite3_blob_close(sqlite3_blob *); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_close(sqlite3_blob *); /* ** CAPI3REF: Return The Size Of An Open BLOB +** METHOD: sqlite3_blob ** ** ^Returns the size in bytes of the BLOB accessible via the ** successfully opened [BLOB handle] in its only argument. ^The@@ -5812,10 +5911,11 @@ ** by a prior successful call to [sqlite3_blob_open()] and which has not
** been closed by [sqlite3_blob_close()]. Passing any other pointer in ** to this routine results in undefined and probably undesirable behavior. */ -SQLITE_API int sqlite3_blob_bytes(sqlite3_blob *); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_bytes(sqlite3_blob *); /* ** CAPI3REF: Read Data From A BLOB Incrementally +** METHOD: sqlite3_blob ** ** ^(This function is used to read data from an open [BLOB handle] into a ** caller-supplied buffer. N bytes of data are copied into buffer Z@@ -5840,10 +5940,11 @@ ** to this routine results in undefined and probably undesirable behavior.
** ** See also: [sqlite3_blob_write()]. */ -SQLITE_API int sqlite3_blob_read(sqlite3_blob *, void *Z, int N, int iOffset); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_read(sqlite3_blob *, void *Z, int N, int iOffset); /* ** CAPI3REF: Write Data Into A BLOB Incrementally +** METHOD: sqlite3_blob ** ** ^(This function is used to write data into an open [BLOB handle] from a ** caller-supplied buffer. N bytes of data are copied from the buffer Z@@ -5881,7 +5982,7 @@ ** to this routine results in undefined and probably undesirable behavior.
** ** See also: [sqlite3_blob_read()]. */ -SQLITE_API int sqlite3_blob_write(sqlite3_blob *, const void *z, int n, int iOffset); +SQLITE_API int SQLITE_STDCALL sqlite3_blob_write(sqlite3_blob *, const void *z, int n, int iOffset); /* ** CAPI3REF: Virtual File System Objects@@ -5912,9 +6013,9 @@ ** ^Unregister a VFS with the sqlite3_vfs_unregister() interface.
** ^(If the default VFS is unregistered, another VFS is chosen as ** the default. The choice for the new VFS is arbitrary.)^ */ -SQLITE_API sqlite3_vfs *sqlite3_vfs_find(const char *zVfsName); -SQLITE_API int sqlite3_vfs_register(sqlite3_vfs*, int makeDflt); -SQLITE_API int sqlite3_vfs_unregister(sqlite3_vfs*); +SQLITE_API sqlite3_vfs *SQLITE_STDCALL sqlite3_vfs_find(const char *zVfsName); +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_register(sqlite3_vfs*, int makeDflt); +SQLITE_API int SQLITE_STDCALL sqlite3_vfs_unregister(sqlite3_vfs*); /* ** CAPI3REF: Mutexes@@ -6027,11 +6128,11 @@ ** behave as no-ops.
** ** See also: [sqlite3_mutex_held()] and [sqlite3_mutex_notheld()]. */ -SQLITE_API sqlite3_mutex *sqlite3_mutex_alloc(int); -SQLITE_API void sqlite3_mutex_free(sqlite3_mutex*); -SQLITE_API void sqlite3_mutex_enter(sqlite3_mutex*); -SQLITE_API int sqlite3_mutex_try(sqlite3_mutex*); -SQLITE_API void sqlite3_mutex_leave(sqlite3_mutex*); +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_mutex_alloc(int); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_free(sqlite3_mutex*); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_enter(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_try(sqlite3_mutex*); +SQLITE_API void SQLITE_STDCALL sqlite3_mutex_leave(sqlite3_mutex*); /* ** CAPI3REF: Mutex Methods Object@@ -6141,8 +6242,8 @@ ** the appropriate thing to do. The sqlite3_mutex_notheld()
** interface should also return 1 when given a NULL pointer. */ #ifndef NDEBUG -SQLITE_API int sqlite3_mutex_held(sqlite3_mutex*); -SQLITE_API int sqlite3_mutex_notheld(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_held(sqlite3_mutex*); +SQLITE_API int SQLITE_STDCALL sqlite3_mutex_notheld(sqlite3_mutex*); #endif /*@@ -6171,6 +6272,7 @@ #define SQLITE_MUTEX_STATIC_APP3 10 /* For use by application */
/* ** CAPI3REF: Retrieve the mutex for a database connection +** METHOD: sqlite3 ** ** ^This interface returns a pointer the [sqlite3_mutex] object that ** serializes access to the [database connection] given in the argument@@ -6178,10 +6280,11 @@ ** when the [threading mode] is Serialized.
** ^If the [threading mode] is Single-thread or Multi-thread then this ** routine returns a NULL pointer. */ -SQLITE_API sqlite3_mutex *sqlite3_db_mutex(sqlite3*); +SQLITE_API sqlite3_mutex *SQLITE_STDCALL sqlite3_db_mutex(sqlite3*); /* ** CAPI3REF: Low-Level Control Of Database Files +** METHOD: sqlite3 ** ** ^The [sqlite3_file_control()] interface makes a direct call to the ** xFileControl method for the [sqlite3_io_methods] object associated@@ -6212,7 +6315,7 @@ ** xFileControl method.
** ** See also: [SQLITE_FCNTL_LOCKSTATE] */ -SQLITE_API int sqlite3_file_control(sqlite3*, const char *zDbName, int op, void*); +SQLITE_API int SQLITE_STDCALL sqlite3_file_control(sqlite3*, const char *zDbName, int op, void*); /* ** CAPI3REF: Testing Interface@@ -6231,7 +6334,7 @@ ** they take, and what they do are all subject to change without notice.
** Unlike most of the SQLite API, this function is not guaranteed to ** operate consistently from one release to the next. */ -SQLITE_API int sqlite3_test_control(int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_test_control(int op, ...); /* ** CAPI3REF: Testing Interface Operation Codes@@ -6265,12 +6368,13 @@ #define SQLITE_TESTCTRL_VDBE_COVERAGE 21
#define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 -#define SQLITE_TESTCTRL_LAST 24 +#define SQLITE_TESTCTRL_IMPOSTER 25 +#define SQLITE_TESTCTRL_LAST 25 /* ** CAPI3REF: SQLite Runtime Status ** -** ^This interface is used to retrieve runtime status information +** ^These interfaces are used to retrieve runtime status information ** about the performance of SQLite, and optionally to reset various ** highwater marks. ^The first argument is an integer code for ** the specific parameter to measure. ^(Recognized integer codes@@ -6284,19 +6388,22 @@ ** nothing is written into *pHighwater and the resetFlag is ignored.)^
** ^(Other parameters record only the highwater mark and not the current ** value. For these latter parameters nothing is written into *pCurrent.)^ ** -** ^The sqlite3_status() routine returns SQLITE_OK on success and a -** non-zero [error code] on failure. +** ^The sqlite3_status() and sqlite3_status64() routines return +** SQLITE_OK on success and a non-zero [error code] on failure. ** -** This routine is threadsafe but is not atomic. This routine can be -** called while other threads are running the same or different SQLite -** interfaces. However the values returned in *pCurrent and -** *pHighwater reflect the status of SQLite at different points in time -** and it is possible that another thread might change the parameter -** in between the times when *pCurrent and *pHighwater are written. +** If either the current value or the highwater mark is too large to +** be represented by a 32-bit integer, then the values returned by +** sqlite3_status() are undefined. ** ** See also: [sqlite3_db_status()] */ -SQLITE_API int sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag); +SQLITE_API int SQLITE_STDCALL sqlite3_status(int op, int *pCurrent, int *pHighwater, int resetFlag); +SQLITE_API int SQLITE_STDCALL sqlite3_status64( + int op, + sqlite3_int64 *pCurrent, + sqlite3_int64 *pHighwater, + int resetFlag +); /*@@ -6394,6 +6501,7 @@ #define SQLITE_STATUS_MALLOC_COUNT 9
/* ** CAPI3REF: Database Connection Status +** METHOD: sqlite3 ** ** ^This interface is used to retrieve runtime status information ** about a single [database connection]. ^The first argument is the@@ -6414,7 +6522,7 @@ ** non-zero [error code] on failure.
** ** See also: [sqlite3_status()] and [sqlite3_stmt_status()]. */ -SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int resetFlg); +SQLITE_API int SQLITE_STDCALL sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int resetFlg); /* ** CAPI3REF: Status Parameters for database connections@@ -6522,6 +6630,7 @@
/* ** CAPI3REF: Prepared Statement Status +** METHOD: sqlite3_stmt ** ** ^(Each prepared statement maintains various ** [SQLITE_STMTSTATUS counters] that measure the number@@ -6543,7 +6652,7 @@ ** interface call returns.
** ** See also: [sqlite3_status()] and [sqlite3_db_status()]. */ -SQLITE_API int sqlite3_stmt_status(sqlite3_stmt*, int op,int resetFlg); +SQLITE_API int SQLITE_STDCALL sqlite3_stmt_status(sqlite3_stmt*, int op,int resetFlg); /* ** CAPI3REF: Status Parameters for prepared statements@@ -6966,20 +7075,20 @@ ** ^A return of [SQLITE_BUSY] or [SQLITE_LOCKED] from sqlite3_backup_step()
** is not a permanent error and does not affect the return value of ** sqlite3_backup_finish(). ** -** [[sqlite3_backup__remaining()]] [[sqlite3_backup_pagecount()]] +** [[sqlite3_backup_remaining()]] [[sqlite3_backup_pagecount()]] ** <b>sqlite3_backup_remaining() and sqlite3_backup_pagecount()</b> ** -** ^Each call to sqlite3_backup_step() sets two values inside -** the [sqlite3_backup] object: the number of pages still to be backed -** up and the total number of pages in the source database file. -** The sqlite3_backup_remaining() and sqlite3_backup_pagecount() interfaces -** retrieve these two values, respectively. -** -** ^The values returned by these functions are only updated by -** sqlite3_backup_step(). ^If the source database is modified during a backup -** operation, then the values are not updated to account for any extra -** pages that need to be updated or the size of the source database file -** changing. +** ^The sqlite3_backup_remaining() routine returns the number of pages still +** to be backed up at the conclusion of the most recent sqlite3_backup_step(). +** ^The sqlite3_backup_pagecount() routine returns the total number of pages +** in the source database at the conclusion of the most recent +** sqlite3_backup_step(). +** ^(The values returned by these functions are only updated by +** sqlite3_backup_step(). If the source database is modified in a way that +** changes the size of the source database or the number of pages remaining, +** those changes are not reflected in the output of sqlite3_backup_pagecount() +** and sqlite3_backup_remaining() until after the next +** sqlite3_backup_step().)^ ** ** <b>Concurrent Usage of Database Handles</b> **@@ -7012,19 +7121,20 @@ ** APIs are not strictly speaking threadsafe. If they are invoked at the
** same time as another thread is invoking sqlite3_backup_step() it is ** possible that they return invalid values. */ -SQLITE_API sqlite3_backup *sqlite3_backup_init( +SQLITE_API sqlite3_backup *SQLITE_STDCALL sqlite3_backup_init( sqlite3 *pDest, /* Destination database handle */ const char *zDestName, /* Destination database name */ sqlite3 *pSource, /* Source database handle */ const char *zSourceName /* Source database name */ ); -SQLITE_API int sqlite3_backup_step(sqlite3_backup *p, int nPage); -SQLITE_API int sqlite3_backup_finish(sqlite3_backup *p); -SQLITE_API int sqlite3_backup_remaining(sqlite3_backup *p); -SQLITE_API int sqlite3_backup_pagecount(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_step(sqlite3_backup *p, int nPage); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_finish(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_remaining(sqlite3_backup *p); +SQLITE_API int SQLITE_STDCALL sqlite3_backup_pagecount(sqlite3_backup *p); /* ** CAPI3REF: Unlock Notification +** METHOD: sqlite3 ** ** ^When running in shared-cache mode, a database operation may fail with ** an [SQLITE_LOCKED] error if the required locks on the shared-cache or@@ -7137,7 +7247,7 @@ ** extended error code is set to SQLITE_LOCKED_SHAREDCACHE. Otherwise, in
** the special "DROP TABLE/INDEX" case, the extended error code is just ** SQLITE_LOCKED.)^ */ -SQLITE_API int sqlite3_unlock_notify( +SQLITE_API int SQLITE_STDCALL sqlite3_unlock_notify( sqlite3 *pBlocked, /* Waiting connection */ void (*xNotify)(void **apArg, int nArg), /* Callback function to invoke */ void *pNotifyArg /* Argument to pass to xNotify */@@ -7152,8 +7262,8 @@ ** and extensions to compare the contents of two buffers containing UTF-8
** strings in a case-independent fashion, using the same definition of "case ** independence" that SQLite uses internally when comparing identifiers. */ -SQLITE_API int sqlite3_stricmp(const char *, const char *); -SQLITE_API int sqlite3_strnicmp(const char *, const char *, int); +SQLITE_API int SQLITE_STDCALL sqlite3_stricmp(const char *, const char *); +SQLITE_API int SQLITE_STDCALL sqlite3_strnicmp(const char *, const char *, int); /* ** CAPI3REF: String Globbing@@ -7168,7 +7278,7 @@ **
** Note that this routine returns zero on a match and non-zero if the strings ** do not match, the same as [sqlite3_stricmp()] and [sqlite3_strnicmp()]. */ -SQLITE_API int sqlite3_strglob(const char *zGlob, const char *zStr); +SQLITE_API int SQLITE_STDCALL sqlite3_strglob(const char *zGlob, const char *zStr); /* ** CAPI3REF: Error Logging Interface@@ -7191,10 +7301,11 @@ ** a fixed-length buffer on the stack. If the log message is longer than
** a few hundred characters, it will be truncated to the length of the ** buffer. */ -SQLITE_API void sqlite3_log(int iErrCode, const char *zFormat, ...); +SQLITE_API void SQLITE_CDECL sqlite3_log(int iErrCode, const char *zFormat, ...); /* ** CAPI3REF: Write-Ahead Log Commit Hook +** METHOD: sqlite3 ** ** ^The [sqlite3_wal_hook()] function is used to register a callback that ** is invoked each time data is committed to a database in wal mode.@@ -7226,7 +7337,7 @@ ** [sqlite3_wal_autocheckpoint()] interface and the
** [wal_autocheckpoint pragma] both invoke [sqlite3_wal_hook()] and will ** those overwrite any prior [sqlite3_wal_hook()] settings. */ -SQLITE_API void *sqlite3_wal_hook( +SQLITE_API void *SQLITE_STDCALL sqlite3_wal_hook( sqlite3*, int(*)(void *,sqlite3*,const char*,int), void*@@ -7234,6 +7345,7 @@ );
/* ** CAPI3REF: Configure an auto-checkpoint +** METHOD: sqlite3 ** ** ^The [sqlite3_wal_autocheckpoint(D,N)] is a wrapper around ** [sqlite3_wal_hook()] that causes any database on [database connection] D@@ -7260,10 +7372,11 @@ ** pages. The use of this interface
** is only necessary if the default setting is found to be suboptimal ** for a particular application. */ -SQLITE_API int sqlite3_wal_autocheckpoint(sqlite3 *db, int N); +SQLITE_API int SQLITE_STDCALL sqlite3_wal_autocheckpoint(sqlite3 *db, int N); /* ** CAPI3REF: Checkpoint a database +** METHOD: sqlite3 ** ** ^(The sqlite3_wal_checkpoint(D,X) is equivalent to ** [sqlite3_wal_checkpoint_v2](D,X,[SQLITE_CHECKPOINT_PASSIVE],0,0).)^@@ -7281,10 +7394,11 @@ ** compatibility and as a convenience for applications that need to manually
** start a callback but which do not need the full power (and corresponding ** complication) of [sqlite3_wal_checkpoint_v2()]. */ -SQLITE_API int sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb); +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint(sqlite3 *db, const char *zDb); /* ** CAPI3REF: Checkpoint a database +** METHOD: sqlite3 ** ** ^(The sqlite3_wal_checkpoint_v2(D,X,M,L,C) interface runs a checkpoint ** operation on database X of [database connection] D in mode M. Status@@ -7374,7 +7488,7 @@ **
** ^The [PRAGMA wal_checkpoint] command can be used to invoke this interface ** from SQL. */ -SQLITE_API int sqlite3_wal_checkpoint_v2( +SQLITE_API int SQLITE_STDCALL sqlite3_wal_checkpoint_v2( sqlite3 *db, /* Database handle */ const char *zDb, /* Name of attached database (or NULL) */ int eMode, /* SQLITE_CHECKPOINT_* value */@@ -7410,7 +7524,7 @@ ** At present, there is only one option that may be configured using
** this function. (See [SQLITE_VTAB_CONSTRAINT_SUPPORT].) Further options ** may be added in the future. */ -SQLITE_API int sqlite3_vtab_config(sqlite3*, int op, ...); +SQLITE_API int SQLITE_CDECL sqlite3_vtab_config(sqlite3*, int op, ...); /* ** CAPI3REF: Virtual Table Configuration Options@@ -7463,7 +7577,7 @@ ** [SQLITE_ABORT], or [SQLITE_REPLACE], according to the [ON CONFLICT] mode
** of the SQL statement that triggered the call to the [xUpdate] method of the ** [virtual table]. */ -SQLITE_API int sqlite3_vtab_on_conflict(sqlite3 *); +SQLITE_API int SQLITE_STDCALL sqlite3_vtab_on_conflict(sqlite3 *); /* ** CAPI3REF: Conflict resolution modes@@ -7539,6 +7653,7 @@ #define SQLITE_SCANSTAT_SELECTID 5
/* ** CAPI3REF: Prepared Statement Scan Status +** METHOD: sqlite3_stmt ** ** This interface returns information about the predicted and measured ** performance for pStmt. Advanced applications can use this@@ -7567,7 +7682,7 @@ ** that pOut points to unchanged.
** ** See also: [sqlite3_stmt_scanstatus_reset()] */ -SQLITE_API SQLITE_EXPERIMENTAL int sqlite3_stmt_scanstatus( +SQLITE_API SQLITE_EXPERIMENTAL int SQLITE_STDCALL sqlite3_stmt_scanstatus( sqlite3_stmt *pStmt, /* Prepared statement for which info desired */ int idx, /* Index of loop to report on */ int iScanStatusOp, /* Information desired. SQLITE_SCANSTAT_* */@@ -7576,13 +7691,14 @@ );
/* ** CAPI3REF: Zero Scan-Status Counters +** METHOD: sqlite3_stmt ** ** ^Zero all [sqlite3_stmt_scanstatus()] related event counters. ** ** This API is only available if the library is built with pre-processor ** symbol [SQLITE_ENABLE_STMT_SCANSTATUS] defined. */ -SQLITE_API SQLITE_EXPERIMENTAL void sqlite3_stmt_scanstatus_reset(sqlite3_stmt*); +SQLITE_API SQLITE_EXPERIMENTAL void SQLITE_STDCALL sqlite3_stmt_scanstatus_reset(sqlite3_stmt*); /*@@ -7637,7 +7753,7 @@ ** R-Tree geometry query as follows:
** ** SELECT ... FROM <rtree> WHERE <rtree col> MATCH $zGeom(... params ...) */ -SQLITE_API int sqlite3_rtree_geometry_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_geometry_callback( sqlite3 *db, const char *zGeom, int (*xGeom)(sqlite3_rtree_geometry*, int, sqlite3_rtree_dbl*,int*),@@ -7663,7 +7779,7 @@ ** used as part of an R-Tree geometry query as follows:
** ** SELECT ... FROM <rtree> WHERE <rtree col> MATCH $zQueryFunc(... params ...) */ -SQLITE_API int sqlite3_rtree_query_callback( +SQLITE_API int SQLITE_STDCALL sqlite3_rtree_query_callback( sqlite3 *db, const char *zQueryFunc, int (*xQueryFunc)(sqlite3_rtree_query_info*),