diff options
Diffstat (limited to 'ext/sqlite/libsqlite/src/btree.h')
-rw-r--r-- | ext/sqlite/libsqlite/src/btree.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/ext/sqlite/libsqlite/src/btree.h b/ext/sqlite/libsqlite/src/btree.h new file mode 100644 index 0000000000..84c80c5eff --- /dev/null +++ b/ext/sqlite/libsqlite/src/btree.h @@ -0,0 +1,71 @@ +/* +** 2001 September 15 +** +** 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 header file defines the interface that the sqlite B-Tree file +** subsystem. See comments in the source code for a detailed description +** of what each interface routine does. +** +** @(#) $Id$ +*/ +#ifndef _BTREE_H_ +#define _BTREE_H_ + +typedef struct Btree Btree; +typedef struct BtCursor BtCursor; + +int sqliteBtreeOpen(const char *zFilename, int mode, int nPg, Btree **ppBtree); +int sqliteBtreeClose(Btree*); +int sqliteBtreeSetCacheSize(Btree*, int); +int sqliteBtreeSetSafetyLevel(Btree*, int); + +int sqliteBtreeBeginTrans(Btree*); +int sqliteBtreeCommit(Btree*); +int sqliteBtreeRollback(Btree*); +int sqliteBtreeBeginCkpt(Btree*); +int sqliteBtreeCommitCkpt(Btree*); +int sqliteBtreeRollbackCkpt(Btree*); + +int sqliteBtreeCreateTable(Btree*, int*); +int sqliteBtreeCreateIndex(Btree*, int*); +int sqliteBtreeDropTable(Btree*, int); +int sqliteBtreeClearTable(Btree*, int); + +int sqliteBtreeCursor(Btree*, int iTable, int wrFlag, BtCursor **ppCur); +int sqliteBtreeMoveto(BtCursor*, const void *pKey, int nKey, int *pRes); +int sqliteBtreeDelete(BtCursor*); +int sqliteBtreeInsert(BtCursor*, const void *pKey, int nKey, + const void *pData, int nData); +int sqliteBtreeFirst(BtCursor*, int *pRes); +int sqliteBtreeLast(BtCursor*, int *pRes); +int sqliteBtreeNext(BtCursor*, int *pRes); +int sqliteBtreePrevious(BtCursor*, int *pRes); +int sqliteBtreeKeySize(BtCursor*, int *pSize); +int sqliteBtreeKey(BtCursor*, int offset, int amt, char *zBuf); +int sqliteBtreeKeyCompare(BtCursor*, const void *pKey, int nKey, + int nIgnore, int *pRes); +int sqliteBtreeDataSize(BtCursor*, int *pSize); +int sqliteBtreeData(BtCursor*, int offset, int amt, char *zBuf); +int sqliteBtreeCloseCursor(BtCursor*); + +#define SQLITE_N_BTREE_META 10 +int sqliteBtreeGetMeta(Btree*, int*); +int sqliteBtreeUpdateMeta(Btree*, int*); + +char *sqliteBtreeIntegrityCheck(Btree*, int*, int); + +#ifdef SQLITE_TEST +int sqliteBtreePageDump(Btree*, int, int); +int sqliteBtreeCursorDump(BtCursor*, int*); +struct Pager *sqliteBtreePager(Btree*); +int btree_native_byte_order; +#endif + +#endif /* _BTREE_H_ */ |