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69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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** 2001 September 15
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**
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** The author disclaims copyright to this source code. In place of
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** a legal notice, here is a blessing:
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**
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** May you do good and not evil.
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** May you find forgiveness for yourself and forgive others.
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** May you share freely, never taking more than you give.
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**
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*************************************************************************
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** This header file defines the interface that the sqlite B-Tree file
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** subsystem. See comments in the source code for a detailed description
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** of what each interface routine does.
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**
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** @(#) $Id: btree.h,v 1.24 2002/02/19 15:00:08 drh Exp $
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*/
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#ifndef _BTREE_H_
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#define _BTREE_H_
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typedef struct Btree Btree;
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typedef struct BtCursor BtCursor;
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int sqliteBtreeOpen(const char *zFilename, int mode, int nPg, Btree **ppBtree);
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int sqliteBtreeClose(Btree*);
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int sqliteBtreeSetCacheSize(Btree*, int);
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int sqliteBtreeBeginTrans(Btree*);
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int sqliteBtreeCommit(Btree*);
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int sqliteBtreeRollback(Btree*);
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int sqliteBtreeBeginCkpt(Btree*);
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int sqliteBtreeCommitCkpt(Btree*);
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int sqliteBtreeRollbackCkpt(Btree*);
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int sqliteBtreeCreateTable(Btree*, int*);
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int sqliteBtreeCreateIndex(Btree*, int*);
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int sqliteBtreeDropTable(Btree*, int);
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int sqliteBtreeClearTable(Btree*, int);
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int sqliteBtreeCursor(Btree*, int iTable, int wrFlag, BtCursor **ppCur);
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int sqliteBtreeMoveto(BtCursor*, const void *pKey, int nKey, int *pRes);
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int sqliteBtreeDelete(BtCursor*);
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int sqliteBtreeInsert(BtCursor*, const void *pKey, int nKey,
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const void *pData, int nData);
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int sqliteBtreeFirst(BtCursor*, int *pRes);
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int sqliteBtreeLast(BtCursor*, int *pRes);
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int sqliteBtreeNext(BtCursor*, int *pRes);
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int sqliteBtreeKeySize(BtCursor*, int *pSize);
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int sqliteBtreeKey(BtCursor*, int offset, int amt, char *zBuf);
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int sqliteBtreeKeyCompare(BtCursor*, const void *pKey, int nKey,
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int nIgnore, int *pRes);
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int sqliteBtreeDataSize(BtCursor*, int *pSize);
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int sqliteBtreeData(BtCursor*, int offset, int amt, char *zBuf);
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int sqliteBtreeCloseCursor(BtCursor*);
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#define SQLITE_N_BTREE_META 4
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int sqliteBtreeGetMeta(Btree*, int*);
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int sqliteBtreeUpdateMeta(Btree*, int*);
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char *sqliteBtreeIntegrityCheck(Btree*, int*, int);
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#ifdef SQLITE_TEST
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int sqliteBtreePageDump(Btree*, int, int);
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int sqliteBtreeCursorDump(BtCursor*, int*);
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struct Pager *sqliteBtreePager(Btree*);
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#endif
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#endif /* _BTREE_H_ */
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