diff options
Diffstat (limited to 'ext/pdo_sqlite/sqlite/src/btree.h')
| -rw-r--r-- | ext/pdo_sqlite/sqlite/src/btree.h | 84 |
1 files changed, 69 insertions, 15 deletions
diff --git a/ext/pdo_sqlite/sqlite/src/btree.h b/ext/pdo_sqlite/sqlite/src/btree.h index 896ebf11b1..766e250829 100644 --- a/ext/pdo_sqlite/sqlite/src/btree.h +++ b/ext/pdo_sqlite/sqlite/src/btree.h @@ -31,19 +31,36 @@ #define SQLITE_DEFAULT_AUTOVACUUM 0 #endif +#define BTREE_AUTOVACUUM_NONE 0 /* Do not do auto-vacuum */ +#define BTREE_AUTOVACUUM_FULL 1 /* Do full auto-vacuum */ +#define BTREE_AUTOVACUUM_INCR 2 /* Incremental vacuum */ + /* ** Forward declarations of structure */ typedef struct Btree Btree; typedef struct BtCursor BtCursor; typedef struct BtShared BtShared; +typedef struct BtreeMutexArray BtreeMutexArray; + +/* +** This structure records all of the Btrees that need to hold +** a mutex before we enter sqlite3VdbeExec(). The Btrees are +** are placed in aBtree[] in order of aBtree[]->pBt. That way, +** we can always lock and unlock them all quickly. +*/ +struct BtreeMutexArray { + int nMutex; + Btree *aBtree[SQLITE_MAX_ATTACHED+1]; +}; int sqlite3BtreeOpen( const char *zFilename, /* Name of database file to open */ sqlite3 *db, /* Associated database connection */ Btree **, /* Return open Btree* here */ - int flags /* Flags */ + int flags, /* Flags */ + int vfsFlags /* Flags passed through to VFS open */ ); /* The flags parameter to sqlite3BtreeOpen can be the bitwise or of the @@ -55,18 +72,28 @@ int sqlite3BtreeOpen( #define BTREE_OMIT_JOURNAL 1 /* Do not use journal. No argument */ #define BTREE_NO_READLOCK 2 /* Omit readlocks on readonly files */ #define BTREE_MEMORY 4 /* In-memory DB. No argument */ +#define BTREE_READONLY 8 /* Open the database in read-only mode */ +#define BTREE_READWRITE 16 /* Open for both reading and writing */ +#define BTREE_CREATE 32 /* Create the database if it does not exist */ + +/* Additional values for the 4th argument of sqlite3BtreeOpen that +** are not associated with PAGER_ values. +*/ +#define BTREE_PRIVATE 64 /* Never share with other connections */ int sqlite3BtreeClose(Btree*); -int sqlite3BtreeSetBusyHandler(Btree*,BusyHandler*); int sqlite3BtreeSetCacheSize(Btree*,int); int sqlite3BtreeSetSafetyLevel(Btree*,int,int); int sqlite3BtreeSyncDisabled(Btree*); int sqlite3BtreeSetPageSize(Btree*,int,int); int sqlite3BtreeGetPageSize(Btree*); +int sqlite3BtreeMaxPageCount(Btree*,int); int sqlite3BtreeGetReserve(Btree*); int sqlite3BtreeSetAutoVacuum(Btree *, int); int sqlite3BtreeGetAutoVacuum(Btree *); int sqlite3BtreeBeginTrans(Btree*,int); +int sqlite3BtreeCommitPhaseOne(Btree*, const char *zMaster); +int sqlite3BtreeCommitPhaseTwo(Btree*); int sqlite3BtreeCommit(Btree*); int sqlite3BtreeRollback(Btree*); int sqlite3BtreeBeginStmt(Btree*); @@ -76,7 +103,6 @@ int sqlite3BtreeCreateTable(Btree*, int*, int flags); int sqlite3BtreeIsInTrans(Btree*); int sqlite3BtreeIsInStmt(Btree*); int sqlite3BtreeIsInReadTrans(Btree*); -int sqlite3BtreeSync(Btree*, const char *zMaster); void *sqlite3BtreeSchema(Btree *, int, void(*)(void *)); int sqlite3BtreeSchemaLocked(Btree *); int sqlite3BtreeLockTable(Btree *, int, u8); @@ -86,6 +112,8 @@ const char *sqlite3BtreeGetDirname(Btree *); const char *sqlite3BtreeGetJournalname(Btree *); int sqlite3BtreeCopyFile(Btree *, Btree *); +int sqlite3BtreeIncrVacuum(Btree *); + /* The flags parameter to sqlite3BtreeCreateTable can be the bitwise OR ** of the following flags: */ @@ -97,6 +125,7 @@ int sqlite3BtreeDropTable(Btree*, int, int*); int sqlite3BtreeClearTable(Btree*, int); int sqlite3BtreeGetMeta(Btree*, int idx, u32 *pValue); int sqlite3BtreeUpdateMeta(Btree*, int idx, u32 value); +void sqlite3BtreeTripAllCursors(Btree*, int); int sqlite3BtreeCursor( Btree*, /* BTree containing table to open */ @@ -107,17 +136,12 @@ int sqlite3BtreeCursor( BtCursor **ppCursor /* Returned cursor */ ); -void sqlite3BtreeSetCompare( - BtCursor *, - int(*)(void*,int,const void*,int,const void*), - void* -); - int sqlite3BtreeCloseCursor(BtCursor*); -int sqlite3BtreeMoveto(BtCursor*, const void *pKey, i64 nKey, int *pRes); +int sqlite3BtreeMoveto(BtCursor*,const void *pKey,i64 nKey,int bias,int *pRes); int sqlite3BtreeDelete(BtCursor*); int sqlite3BtreeInsert(BtCursor*, const void *pKey, i64 nKey, - const void *pData, int nData); + const void *pData, int nData, + int nZero, int bias); int sqlite3BtreeFirst(BtCursor*, int *pRes); int sqlite3BtreeLast(BtCursor*, int *pRes); int sqlite3BtreeNext(BtCursor*, int *pRes); @@ -126,24 +150,54 @@ int sqlite3BtreeFlags(BtCursor*); int sqlite3BtreePrevious(BtCursor*, int *pRes); int sqlite3BtreeKeySize(BtCursor*, i64 *pSize); int sqlite3BtreeKey(BtCursor*, u32 offset, u32 amt, void*); +sqlite3 *sqlite3BtreeCursorDb(const BtCursor*); const void *sqlite3BtreeKeyFetch(BtCursor*, int *pAmt); const void *sqlite3BtreeDataFetch(BtCursor*, int *pAmt); int sqlite3BtreeDataSize(BtCursor*, u32 *pSize); int sqlite3BtreeData(BtCursor*, u32 offset, u32 amt, void*); -char *sqlite3BtreeIntegrityCheck(Btree*, int *aRoot, int nRoot); +char *sqlite3BtreeIntegrityCheck(Btree*, int *aRoot, int nRoot, int, int*); struct Pager *sqlite3BtreePager(Btree*); +int sqlite3BtreePutData(BtCursor*, u32 offset, u32 amt, void*); +void sqlite3BtreeCacheOverflow(BtCursor *); #ifdef SQLITE_TEST int sqlite3BtreeCursorInfo(BtCursor*, int*, int); void sqlite3BtreeCursorList(Btree*); +int sqlite3BtreePageDump(Btree*, int, int recursive); #endif -#ifdef SQLITE_DEBUG -int sqlite3BtreePageDump(Btree*, int, int recursive); +/* +** If we are not using shared cache, then there is no need to +** use mutexes to access the BtShared structures. So make the +** Enter and Leave procedures no-ops. +*/ +#if !defined(SQLITE_OMIT_SHARED_CACHE) && SQLITE_THREADSAFE + void sqlite3BtreeEnter(Btree*); + void sqlite3BtreeLeave(Btree*); + int sqlite3BtreeHoldsMutex(Btree*); + void sqlite3BtreeEnterCursor(BtCursor*); + void sqlite3BtreeLeaveCursor(BtCursor*); + void sqlite3BtreeEnterAll(sqlite3*); + void sqlite3BtreeLeaveAll(sqlite3*); + int sqlite3BtreeHoldsAllMutexes(sqlite3*); + void sqlite3BtreeMutexArrayEnter(BtreeMutexArray*); + void sqlite3BtreeMutexArrayLeave(BtreeMutexArray*); + void sqlite3BtreeMutexArrayInsert(BtreeMutexArray*, Btree*); #else -#define sqlite3BtreePageDump(X,Y,Z) SQLITE_OK +# define sqlite3BtreeEnter(X) +# define sqlite3BtreeLeave(X) +# define sqlite3BtreeHoldsMutex(X) 1 +# define sqlite3BtreeEnterCursor(X) +# define sqlite3BtreeLeaveCursor(X) +# define sqlite3BtreeEnterAll(X) +# define sqlite3BtreeLeaveAll(X) +# define sqlite3BtreeHoldsAllMutexes(X) 1 +# define sqlite3BtreeMutexArrayEnter(X) +# define sqlite3BtreeMutexArrayLeave(X) +# define sqlite3BtreeMutexArrayInsert(X,Y) #endif + #endif /* _BTREE_H_ */ |