vtab.c File Reference

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Functions

static int createModule (sqlite3 *db, const char *zName, const sqlite3_module *pModule, void *pAux, void(*xDestroy)(void *))
int sqlite3_create_module (sqlite3 *db, const char *zName, const sqlite3_module *pModule, void *pAux)
int sqlite3_create_module_v2 (sqlite3 *db, const char *zName, const sqlite3_module *pModule, void *pAux, void(*xDestroy)(void *))
void sqlite3VtabLock (sqlite3_vtab *pVtab)
void sqlite3VtabUnlock (sqlite3 *db, sqlite3_vtab *pVtab)
void sqlite3VtabClear (Table *p)
static void addModuleArgument (sqlite3 *db, Table *pTable, char *zArg)
void sqlite3VtabBeginParse (Parse *pParse, Token *pName1, Token *pName2, Token *pModuleName)
static void addArgumentToVtab (Parse *pParse)
void sqlite3VtabFinishParse (Parse *pParse, Token *pEnd)
void sqlite3VtabArgInit (Parse *pParse)
void sqlite3VtabArgExtend (Parse *pParse, Token *p)
static int vtabCallConstructor (sqlite3 *db, Table *pTab, Module *pMod, int(*xConstruct)(sqlite3 *, void *, int, const char *const *, sqlite3_vtab **, char **), char **pzErr)
int sqlite3VtabCallConnect (Parse *pParse, Table *pTab)
static int addToVTrans (sqlite3 *db, sqlite3_vtab *pVtab)
int sqlite3VtabCallCreate (sqlite3 *db, int iDb, const char *zTab, char **pzErr)
int sqlite3_declare_vtab (sqlite3 *db, const char *zCreateTable)
int sqlite3VtabCallDestroy (sqlite3 *db, int iDb, const char *zTab)
static void callFinaliser (sqlite3 *db, int offset)
int sqlite3VtabSync (sqlite3 *db, char **pzErrmsg)
int sqlite3VtabRollback (sqlite3 *db)
int sqlite3VtabCommit (sqlite3 *db)
int sqlite3VtabBegin (sqlite3 *db, sqlite3_vtab *pVtab)
FuncDef * sqlite3VtabOverloadFunction (sqlite3 *db, FuncDef *pDef, int nArg, Expr *pExpr)
void sqlite3VtabMakeWritable (Parse *pParse, Table *pTab)

Function Documentation

static void addArgumentToVtab ( Parse *  pParse  )  [static]

Definition at line 214 of file vtab.c.

References addModuleArgument(), Parse::db, Token::n, Parse::pNewTable, Parse::sArg, sqlite3DbStrNDup(), and Token::z.

Referenced by sqlite3VtabArgInit(), and sqlite3VtabFinishParse().

static void addModuleArgument ( sqlite3 *  db,
Table *  pTable,
char *  zArg 
) [static]

Definition at line 140 of file vtab.c.

References Table::azModuleArg, Table::nModuleArg, sqlite3DbFree(), and sqlite3DbRealloc().

Referenced by addArgumentToVtab(), and sqlite3VtabBeginParse().

static int addToVTrans ( sqlite3 *  db,
sqlite3_vtab *  pVtab 
) [static]

Definition at line 470 of file vtab.c.

References sqlite3::aVTrans, sqlite3::nVTrans, sqlite3DbRealloc(), sqlite3VtabLock(), SQLITE_NOMEM, and SQLITE_OK.

Referenced by sqlite3VtabBegin(), and sqlite3VtabCallCreate().

static void callFinaliser ( sqlite3 *  db,
int  offset 
) [static]

Definition at line 626 of file vtab.c.

References sqlite3::aVTrans, sqlite3::nVTrans, sqlite3_vtab::pModule, sqlite3DbFree(), and sqlite3VtabUnlock().

Referenced by sqlite3VtabCommit(), and sqlite3VtabRollback().

static int createModule ( sqlite3 *  db,
const char *  zName,
const sqlite3_module *  pModule,
void *  pAux,
void(*)(void *)  xDestroy 
) [static]

Definition at line 19 of file vtab.c.

References sqlite3::aModule, sqlite3::mallocFailed, sqlite3::mutex, Module::pAux, Module::pModule, sqlite3_mutex_enter, sqlite3_mutex_leave, sqlite3ApiExit(), sqlite3DbFree(), sqlite3DbMallocRaw(), sqlite3HashInsert(), sqlite3ResetInternalSchema(), SQLITE_OK, Module::xDestroy, and Module::zName.

Referenced by sqlite3_create_module(), and sqlite3_create_module_v2().

int sqlite3_create_module ( sqlite3 *  db,
const char *  zName,
const sqlite3_module *  pModule,
void *  pAux 
)

Definition at line 59 of file vtab.c.

References createModule().

Referenced by sqlite3Fts1Init().

int sqlite3_create_module_v2 ( sqlite3 *  db,
const char *  zName,
const sqlite3_module *  pModule,
void *  pAux,
void(*)(void *)  xDestroy 
)

Definition at line 71 of file vtab.c.

References createModule().

Referenced by sqlite3Fts2Init(), and sqlite3Fts3Init().

int sqlite3_declare_vtab ( sqlite3 *  db,
const char *  zCreateTable 
)

Definition at line 533 of file vtab.c.

References Table::aCol, Parse::db, Parse::declareVtab, sqlite3::mutex, Table::nCol, Parse::pNewTable, Table::pSelect, Parse::pVdbe, sqlite3::pVTab, sqlite3_finalize(), sqlite3_mutex_enter, sqlite3_mutex_leave, sqlite3ApiExit(), sqlite3DbFree(), sqlite3DeleteTable(), sqlite3Error(), sqlite3RunParser(), SQLITE_ERROR, SQLITE_MISUSE, SQLITE_OK, Table::tabFlags, and TF_Virtual.

Referenced by constructVtab().

void sqlite3VtabArgExtend ( Parse *  pParse,
Token *  p 
)

Definition at line 327 of file vtab.c.

References Token::n, Parse::sArg, and Token::z.

Referenced by yy_reduce().

void sqlite3VtabArgInit ( Parse *  pParse  ) 

Definition at line 317 of file vtab.c.

References addArgumentToVtab(), Token::n, Parse::sArg, and Token::z.

Referenced by yy_reduce().

int sqlite3VtabBegin ( sqlite3 *  db,
sqlite3_vtab *  pVtab 
)

Definition at line 704 of file vtab.c.

References addToVTrans(), sqlite3::aVTrans, sqlite3::nVTrans, sqlite3_vtab::pModule, SQLITE_LOCKED, SQLITE_OK, and sqlite3_module::xBegin.

Referenced by sqlite3VdbeExec().

void sqlite3VtabBeginParse ( Parse *  pParse,
Token *  pName1,
Token *  pName2,
Token *  pModuleName 
)

Definition at line 165 of file vtab.c.

References sqlite3::aDb, addModuleArgument(), Table::azModuleArg, Parse::db, sqlite3::flags, Token::n, Parse::nErr, Table::nModuleArg, Table::pIndex, Parse::pNewTable, Table::pSchema, Parse::sNameToken, sqlite3AuthCheck(), sqlite3DbStrDup(), sqlite3ErrorMsg(), sqlite3NameFromToken(), sqlite3SchemaToIndex(), sqlite3StartTable(), SQLITE_CREATE_VTABLE, SQLITE_SharedCache, Table::tabFlags, TF_Virtual, Token::z, Table::zName, and Db::zName.

Referenced by yy_reduce().

int sqlite3VtabCallConnect ( Parse *  pParse,
Table *  pTab 
)

Definition at line 441 of file vtab.c.

References Table::azModuleArg, Parse::db, Table::pMod, Module::pModule, Table::pVtab, sqlite3DbFree(), sqlite3ErrorMsg(), SQLITE_ERROR, SQLITE_OK, Table::tabFlags, TF_Virtual, vtabCallConstructor(), and sqlite3_module::xConnect.

Referenced by sqlite3ViewGetColumnNames().

int sqlite3VtabCallCreate ( sqlite3 *  db,
int  iDb,
const char *  zTab,
char **  pzErr 
)

Definition at line 499 of file vtab.c.

References sqlite3::aDb, addToVTrans(), Table::azModuleArg, Table::pMod, Module::pModule, Table::pVtab, sqlite3FindTable(), sqlite3MPrintf(), SQLITE_ERROR, SQLITE_OK, Table::tabFlags, TF_Virtual, vtabCallConstructor(), sqlite3_module::xCreate, and Db::zName.

Referenced by sqlite3VdbeExec().

int sqlite3VtabCallDestroy ( sqlite3 *  db,
int  iDb,
const char *  zTab 
)

Definition at line 588 of file vtab.c.

References sqlite3::aDb, sqlite3::aVTrans, sqlite3::nVTrans, Table::pMod, Module::pModule, Table::pVtab, sqlite3FindTable(), sqlite3SafetyOff, sqlite3SafetyOn, SQLITE_OK, sqlite3_module::xDestroy, and Db::zName.

Referenced by sqlite3VdbeExec().

void sqlite3VtabClear ( Table *  p  ) 

Definition at line 117 of file vtab.c.

References Table::azModuleArg, Table::db, Table::nModuleArg, Table::pMod, Module::pModule, Table::pVtab, sqlite3DbFree(), and sqlite3VtabUnlock().

Referenced by sqlite3DeleteTable().

int sqlite3VtabCommit ( sqlite3 *  db  ) 

Definition at line 691 of file vtab.c.

References callFinaliser(), offsetof, and SQLITE_OK.

Referenced by vdbeCommit().

void sqlite3VtabFinishParse ( Parse *  pParse,
Token *  pEnd 
)

Definition at line 227 of file vtab.c.

References sqlite3::aDb, addArgumentToVtab(), sqlite3::aModule, Table::azModuleArg, sqlite3::sqlite3InitInfo::busy, Schema::db, Parse::db, sqlite3::init, sqlite3::mallocFailed, Token::n, Table::nModuleArg, OP_Expire, OP_ParseSchema, OP_VCreate, P4_DYNAMIC, Table::pMod, Parse::pNewTable, Table::pSchema, Parse::regRowid, Parse::sArg, SCHEMA_TABLE, Parse::sNameToken, sqlite3ChangeCookie(), sqlite3DbFree(), sqlite3GetVdbe(), sqlite3HashFind(), sqlite3HashInsert(), sqlite3MPrintf(), sqlite3NestedParse(), sqlite3SchemaToIndex(), sqlite3VdbeAddOp2(), sqlite3VdbeAddOp4(), Schema::tblHash, Token::z, Table::zName, and Db::zName.

Referenced by yy_reduce().

void sqlite3VtabLock ( sqlite3_vtab *  pVtab  ) 

Definition at line 89 of file vtab.c.

References sqlite3_vtab::nRef.

Referenced by addToVTrans(), and sqlite3VdbeExec().

void sqlite3VtabMakeWritable ( Parse *  pParse,
Table *  pTab 
)

Definition at line 824 of file vtab.c.

References Parse::apVtabLock, Parse::db, IsVirtual, sqlite3::mallocFailed, Parse::nVtabLock, and sqlite3_realloc().

Referenced by sqlite3DeleteFrom(), sqlite3Insert(), and updateVirtualTable().

FuncDef* sqlite3VtabOverloadFunction ( sqlite3 *  db,
FuncDef *  pDef,
int  nArg,
Expr *  pExpr 
)

Definition at line 754 of file vtab.c.

References FuncDef::flags, Expr::op, sqlite3_vtab::pModule, Expr::pTab, FuncDef::pUserData, Table::pVtab, sqlite3DbFree(), sqlite3DbMallocZero(), sqlite3DbStrDup(), sqlite3Error(), sqlite3UpperToLower, SQLITE_FUNC_EPHEM, Table::tabFlags, TF_Virtual, TK_COLUMN, sqlite3_module::xFindFunction, FuncDef::xFunc, sqlite3_vtab::zErrMsg, and FuncDef::zName.

Referenced by sqlite3ExprCodeTarget().

int sqlite3VtabRollback ( sqlite3 *  db  ) 

Definition at line 682 of file vtab.c.

References callFinaliser(), offsetof, and SQLITE_OK.

Referenced by sqlite3_close(), and sqlite3RollbackAll().

int sqlite3VtabSync ( sqlite3 *  db,
char **  pzErrmsg 
)

Definition at line 650 of file vtab.c.

References sqlite3::aVTrans, sqlite3::nVTrans, sqlite3_vtab::pModule, sqlite3DbFree(), sqlite3SafetyOff, sqlite3SafetyOn, SQLITE_OK, sqlite3_module::xSync, and sqlite3_vtab::zErrMsg.

Referenced by vdbeCommit().

void sqlite3VtabUnlock ( sqlite3 *  db,
sqlite3_vtab *  pVtab 
)

Definition at line 97 of file vtab.c.

References sqlite3::magic, sqlite3_vtab::nRef, sqlite3_vtab::pModule, sqlite3SafetyCheckOk(), sqlite3SafetyOff, sqlite3SafetyOn, SQLITE_MAGIC_BUSY, and sqlite3_module::xDisconnect.

Referenced by callFinaliser(), sqlite3VdbeExec(), and sqlite3VtabClear().

static int vtabCallConstructor ( sqlite3 *  db,
Table *  pTab,
Module *  pMod,
int(*)(sqlite3 *, void *, int, const char *const *, sqlite3_vtab **, char **)  xConstruct,
char **  pzErr 
) [static]

Definition at line 343 of file vtab.c.

References Table::aCol, Table::azModuleArg, Column::isHidden, Table::nCol, Table::nModuleArg, sqlite3_vtab::nRef, Module::pAux, Module::pModule, sqlite3_vtab::pModule, Table::pVtab, sqlite3::pVTab, sqlite3DbFree(), sqlite3MPrintf(), sqlite3SafetyOff, sqlite3SafetyOn, sqlite3StrNICmp(), SQLITE_ERROR, SQLITE_NOMEM, SQLITE_OK, Table::zName, and Column::zType.

Referenced by sqlite3VtabCallConnect(), and sqlite3VtabCallCreate().

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