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-rw-r--r--lib/libsqlite3/src/main.c105
1 files changed, 63 insertions, 42 deletions
diff --git a/lib/libsqlite3/src/main.c b/lib/libsqlite3/src/main.c
index cea72829dfc..fc03700aa37 100644
--- a/lib/libsqlite3/src/main.c
+++ b/lib/libsqlite3/src/main.c
@@ -476,6 +476,11 @@ int sqlite3_config(int op, ...){
break;
}
+ /* EVIDENCE-OF: R-55548-33817 The compile-time setting for URI filenames
+ ** can be changed at start-time using the
+ ** sqlite3_config(SQLITE_CONFIG_URI,1) or
+ ** sqlite3_config(SQLITE_CONFIG_URI,0) configuration calls.
+ */
case SQLITE_CONFIG_URI: {
sqlite3GlobalConfig.bOpenUri = va_arg(ap, int);
break;
@@ -852,7 +857,7 @@ static int sqlite3Close(sqlite3 *db, int forceZombie){
** SQLITE_BUSY if the connection can not be closed immediately.
*/
if( !forceZombie && connectionIsBusy(db) ){
- sqlite3Error(db, SQLITE_BUSY, "unable to close due to unfinalized "
+ sqlite3ErrorWithMsg(db, SQLITE_BUSY, "unable to close due to unfinalized "
"statements or unfinished backups");
sqlite3_mutex_leave(db->mutex);
return SQLITE_BUSY;
@@ -925,6 +930,16 @@ void sqlite3LeaveMutexAndCloseZombie(sqlite3 *db){
for(j=0; j<db->nDb; j++){
struct Db *pDb = &db->aDb[j];
if( pDb->pBt ){
+ if( pDb->pSchema ){
+ /* Must clear the KeyInfo cache. See ticket [e4a18565a36884b00edf] */
+ sqlite3BtreeEnter(pDb->pBt);
+ for(i=sqliteHashFirst(&pDb->pSchema->idxHash); i; i=sqliteHashNext(i)){
+ Index *pIdx = sqliteHashData(i);
+ sqlite3KeyInfoUnref(pIdx->pKeyInfo);
+ pIdx->pKeyInfo = 0;
+ }
+ sqlite3BtreeLeave(pDb->pBt);
+ }
sqlite3BtreeClose(pDb->pBt);
pDb->pBt = 0;
if( j!=1 ){
@@ -982,9 +997,13 @@ void sqlite3LeaveMutexAndCloseZombie(sqlite3 *db){
sqlite3HashClear(&db->aModule);
#endif
- sqlite3Error(db, SQLITE_OK, 0); /* Deallocates any cached error strings. */
+ sqlite3Error(db, SQLITE_OK); /* Deallocates any cached error strings. */
sqlite3ValueFree(db->pErr);
sqlite3CloseExtensions(db);
+#if SQLITE_USER_AUTHENTICATION
+ sqlite3_free(db->auth.zAuthUser);
+ sqlite3_free(db->auth.zAuthPW);
+#endif
db->magic = SQLITE_MAGIC_ERROR;
@@ -1007,13 +1026,15 @@ void sqlite3LeaveMutexAndCloseZombie(sqlite3 *db){
/*
** Rollback all database files. If tripCode is not SQLITE_OK, then
-** any open cursors are invalidated ("tripped" - as in "tripping a circuit
+** any write cursors are invalidated ("tripped" - as in "tripping a circuit
** breaker") and made to return tripCode if there are any further
-** attempts to use that cursor.
+** attempts to use that cursor. Read cursors remain open and valid
+** but are "saved" in case the table pages are moved around.
*/
void sqlite3RollbackAll(sqlite3 *db, int tripCode){
int i;
int inTrans = 0;
+ int schemaChange;
assert( sqlite3_mutex_held(db->mutex) );
sqlite3BeginBenignMalloc();
@@ -1024,6 +1045,7 @@ void sqlite3RollbackAll(sqlite3 *db, int tripCode){
** the database rollback and schema reset, which can cause false
** corruption reports in some cases. */
sqlite3BtreeEnterAll(db);
+ schemaChange = (db->flags & SQLITE_InternChanges)!=0 && db->init.busy==0;
for(i=0; i<db->nDb; i++){
Btree *p = db->aDb[i].pBt;
@@ -1031,7 +1053,7 @@ void sqlite3RollbackAll(sqlite3 *db, int tripCode){
if( sqlite3BtreeIsInTrans(p) ){
inTrans = 1;
}
- sqlite3BtreeRollback(p, tripCode);
+ sqlite3BtreeRollback(p, tripCode, !schemaChange);
}
}
sqlite3VtabRollback(db);
@@ -1415,7 +1437,7 @@ int sqlite3CreateFunc(
p = sqlite3FindFunction(db, zFunctionName, nName, nArg, (u8)enc, 0);
if( p && (p->funcFlags & SQLITE_FUNC_ENCMASK)==enc && p->nArg==nArg ){
if( db->nVdbeActive ){
- sqlite3Error(db, SQLITE_BUSY,
+ sqlite3ErrorWithMsg(db, SQLITE_BUSY,
"unable to delete/modify user-function due to active statements");
assert( !db->mallocFailed );
return SQLITE_BUSY;
@@ -1753,10 +1775,10 @@ int sqlite3_wal_checkpoint_v2(
}
if( iDb<0 ){
rc = SQLITE_ERROR;
- sqlite3Error(db, SQLITE_ERROR, "unknown database: %s", zDb);
+ sqlite3ErrorWithMsg(db, SQLITE_ERROR, "unknown database: %s", zDb);
}else{
rc = sqlite3Checkpoint(db, iDb, eMode, pnLog, pnCkpt);
- sqlite3Error(db, rc, 0);
+ sqlite3Error(db, rc);
}
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
@@ -1911,7 +1933,7 @@ const void *sqlite3_errmsg16(sqlite3 *db){
}else{
z = sqlite3_value_text16(db->pErr);
if( z==0 ){
- sqlite3Error(db, db->errCode, sqlite3ErrStr(db->errCode));
+ sqlite3ErrorWithMsg(db, db->errCode, sqlite3ErrStr(db->errCode));
z = sqlite3_value_text16(db->pErr);
}
/* A malloc() may have failed within the call to sqlite3_value_text16()
@@ -1998,7 +2020,6 @@ static int createCollation(
){
CollSeq *pColl;
int enc2;
- int nName = sqlite3Strlen30(zName);
assert( sqlite3_mutex_held(db->mutex) );
@@ -2023,7 +2044,7 @@ static int createCollation(
pColl = sqlite3FindCollSeq(db, (u8)enc2, zName, 0);
if( pColl && pColl->xCmp ){
if( db->nVdbeActive ){
- sqlite3Error(db, SQLITE_BUSY,
+ sqlite3ErrorWithMsg(db, SQLITE_BUSY,
"unable to delete/modify collation sequence due to active statements");
return SQLITE_BUSY;
}
@@ -2037,7 +2058,7 @@ static int createCollation(
** to be called.
*/
if( (pColl->enc & ~SQLITE_UTF16_ALIGNED)==enc2 ){
- CollSeq *aColl = sqlite3HashFind(&db->aCollSeq, zName, nName);
+ CollSeq *aColl = sqlite3HashFind(&db->aCollSeq, zName);
int j;
for(j=0; j<3; j++){
CollSeq *p = &aColl[j];
@@ -2057,7 +2078,7 @@ static int createCollation(
pColl->pUser = pCtx;
pColl->xDel = xDel;
pColl->enc = (u8)(enc2 | (enc & SQLITE_UTF16_ALIGNED));
- sqlite3Error(db, SQLITE_OK, 0);
+ sqlite3Error(db, SQLITE_OK);
return SQLITE_OK;
}
@@ -2079,6 +2100,7 @@ static const int aHardLimit[] = {
SQLITE_MAX_LIKE_PATTERN_LENGTH,
SQLITE_MAX_VARIABLE_NUMBER, /* IMP: R-38091-32352 */
SQLITE_MAX_TRIGGER_DEPTH,
+ SQLITE_MAX_WORKER_THREADS,
};
/*
@@ -2114,6 +2136,9 @@ static const int aHardLimit[] = {
#if SQLITE_MAX_TRIGGER_DEPTH<1
# error SQLITE_MAX_TRIGGER_DEPTH must be at least 1
#endif
+#if SQLITE_MAX_WORKER_THREADS<0 || SQLITE_MAX_WORKER_THREADS>50
+# error SQLITE_MAX_WORKER_THREADS must be between 0 and 50
+#endif
/*
@@ -2147,7 +2172,8 @@ int sqlite3_limit(sqlite3 *db, int limitId, int newLimit){
SQLITE_MAX_LIKE_PATTERN_LENGTH );
assert( aHardLimit[SQLITE_LIMIT_VARIABLE_NUMBER]==SQLITE_MAX_VARIABLE_NUMBER);
assert( aHardLimit[SQLITE_LIMIT_TRIGGER_DEPTH]==SQLITE_MAX_TRIGGER_DEPTH );
- assert( SQLITE_LIMIT_TRIGGER_DEPTH==(SQLITE_N_LIMIT-1) );
+ assert( aHardLimit[SQLITE_LIMIT_WORKER_THREADS]==SQLITE_MAX_WORKER_THREADS );
+ assert( SQLITE_LIMIT_WORKER_THREADS==(SQLITE_N_LIMIT-1) );
if( limitId<0 || limitId>=SQLITE_N_LIMIT ){
@@ -2205,7 +2231,7 @@ int sqlite3ParseUri(
assert( *pzErrMsg==0 );
if( ((flags & SQLITE_OPEN_URI) || sqlite3GlobalConfig.bOpenUri)
- && nUri>=5 && memcmp(zUri, "file:", 5)==0
+ && nUri>=5 && memcmp(zUri, "file:", 5)==0 /* IMP: R-57884-37496 */
){
char *zOpt;
int eState; /* Parser state when parsing URI */
@@ -2435,7 +2461,9 @@ static int openDatabase(
testcase( (1<<(flags&7))==0x02 ); /* READONLY */
testcase( (1<<(flags&7))==0x04 ); /* READWRITE */
testcase( (1<<(flags&7))==0x40 ); /* READWRITE | CREATE */
- if( ((1<<(flags&7)) & 0x46)==0 ) return SQLITE_MISUSE_BKPT;
+ if( ((1<<(flags&7)) & 0x46)==0 ){
+ return SQLITE_MISUSE_BKPT; /* IMP: R-65497-44594 */
+ }
if( sqlite3GlobalConfig.bCoreMutex==0 ){
isThreadsafe = 0;
@@ -2494,10 +2522,12 @@ static int openDatabase(
assert( sizeof(db->aLimit)==sizeof(aHardLimit) );
memcpy(db->aLimit, aHardLimit, sizeof(db->aLimit));
+ db->aLimit[SQLITE_LIMIT_WORKER_THREADS] = SQLITE_DEFAULT_WORKER_THREADS;
db->autoCommit = 1;
db->nextAutovac = -1;
db->szMmap = sqlite3GlobalConfig.szMmap;
db->nextPagesize = 0;
+ db->nMaxSorterMmap = 0x7FFFFFFF;
db->flags |= SQLITE_ShortColNames | SQLITE_EnableTrigger | SQLITE_CacheSpill
#if !defined(SQLITE_DEFAULT_AUTOMATIC_INDEX) || SQLITE_DEFAULT_AUTOMATIC_INDEX
| SQLITE_AutoIndex
@@ -2542,7 +2572,7 @@ static int openDatabase(
rc = sqlite3ParseUri(zVfs, zFilename, &flags, &db->pVfs, &zOpen, &zErrMsg);
if( rc!=SQLITE_OK ){
if( rc==SQLITE_NOMEM ) db->mallocFailed = 1;
- sqlite3Error(db, rc, zErrMsg ? "%s" : 0, zErrMsg);
+ sqlite3ErrorWithMsg(db, rc, zErrMsg ? "%s" : 0, zErrMsg);
sqlite3_free(zErrMsg);
goto opendb_out;
}
@@ -2554,13 +2584,14 @@ static int openDatabase(
if( rc==SQLITE_IOERR_NOMEM ){
rc = SQLITE_NOMEM;
}
- sqlite3Error(db, rc, 0);
+ sqlite3Error(db, rc);
goto opendb_out;
}
+ sqlite3BtreeEnter(db->aDb[0].pBt);
db->aDb[0].pSchema = sqlite3SchemaGet(db, db->aDb[0].pBt);
+ sqlite3BtreeLeave(db->aDb[0].pBt);
db->aDb[1].pSchema = sqlite3SchemaGet(db, 0);
-
/* The default safety_level for the main database is 'full'; for the temp
** database it is 'NONE'. This matches the pager layer defaults.
*/
@@ -2578,7 +2609,7 @@ static int openDatabase(
** database schema yet. This is delayed until the first time the database
** is accessed.
*/
- sqlite3Error(db, SQLITE_OK, 0);
+ sqlite3Error(db, SQLITE_OK);
sqlite3RegisterBuiltinFunctions(db);
/* Load automatic extensions - extensions that have been registered
@@ -2635,7 +2666,7 @@ static int openDatabase(
SQLITE_DEFAULT_LOCKING_MODE);
#endif
- if( rc ) sqlite3Error(db, rc, 0);
+ if( rc ) sqlite3Error(db, rc);
/* Enable the lookaside-malloc subsystem */
setupLookaside(db, 0, sqlite3GlobalConfig.szLookaside,
@@ -2847,9 +2878,9 @@ int sqlite3_get_autocommit(sqlite3 *db){
}
/*
-** The following routines are subtitutes for constants SQLITE_CORRUPT,
+** The following routines are substitutes for constants SQLITE_CORRUPT,
** SQLITE_MISUSE, SQLITE_CANTOPEN, SQLITE_IOERR and possibly other error
-** constants. They server two purposes:
+** constants. They serve two purposes:
**
** 1. Serve as a convenient place to set a breakpoint in a debugger
** to detect when version error conditions occurs.
@@ -2997,7 +3028,7 @@ error_out:
zColumnName);
rc = SQLITE_ERROR;
}
- sqlite3Error(db, rc, (zErrMsg?"%s":0), zErrMsg);
+ sqlite3ErrorWithMsg(db, rc, (zErrMsg?"%s":0), zErrMsg);
sqlite3DbFree(db, zErrMsg);
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
@@ -3163,7 +3194,7 @@ int sqlite3_test_control(int op, ...){
** IMPORTANT: Changing the PENDING byte from 0x40000000 results in
** an incompatible database file format. Changing the PENDING byte
** while any database connection is open results in undefined and
- ** dileterious behavior.
+ ** deleterious behavior.
*/
case SQLITE_TESTCTRL_PENDING_BYTE: {
rc = PENDING_BYTE;
@@ -3318,22 +3349,6 @@ int sqlite3_test_control(int op, ...){
break;
}
-#if defined(SQLITE_ENABLE_TREE_EXPLAIN)
- /* sqlite3_test_control(SQLITE_TESTCTRL_EXPLAIN_STMT,
- ** sqlite3_stmt*,const char**);
- **
- ** If compiled with SQLITE_ENABLE_TREE_EXPLAIN, each sqlite3_stmt holds
- ** a string that describes the optimized parse tree. This test-control
- ** returns a pointer to that string.
- */
- case SQLITE_TESTCTRL_EXPLAIN_STMT: {
- sqlite3_stmt *pStmt = va_arg(ap, sqlite3_stmt*);
- const char **pzRet = va_arg(ap, const char**);
- *pzRet = sqlite3VdbeExplanation((Vdbe*)pStmt);
- break;
- }
-#endif
-
/* sqlite3_test_control(SQLITE_TESTCTRL_NEVER_CORRUPT, int);
**
** Set or clear a flag that indicates that the database file is always well-
@@ -3362,6 +3377,13 @@ int sqlite3_test_control(int op, ...){
break;
}
+ /* sqlite3_test_control(SQLITE_TESTCTRL_SORTER_MMAP, db, nMax); */
+ case SQLITE_TESTCTRL_SORTER_MMAP: {
+ sqlite3 *db = va_arg(ap, sqlite3*);
+ db->nMaxSorterMmap = va_arg(ap, int);
+ break;
+ }
+
/* sqlite3_test_control(SQLITE_TESTCTRL_ISINIT);
**
** Return SQLITE_OK if SQLite has been initialized and SQLITE_ERROR if
@@ -3371,7 +3393,6 @@ int sqlite3_test_control(int op, ...){
if( sqlite3GlobalConfig.isInit==0 ) rc = SQLITE_ERROR;
break;
}
-
}
va_end(ap);
#endif /* SQLITE_OMIT_BUILTIN_TEST */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.