68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TD_TDB_H_
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#define _TD_TDB_H_
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#include "os.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct STDb TDB;
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typedef struct STDbEnv TENV;
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typedef struct STDbCurosr TDBC;
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typedef int32_t pgsz_t;
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typedef int32_t cachesz_t;
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typedef int (*TdbKeyCmprFn)(int keyLen1, const void *pKey1, int keyLen2, const void *pKey2);
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// TEVN
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int tdbEnvCreate(TENV **ppEnv, const char *rootDir);
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int tdbEnvOpen(TENV *ppEnv);
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int tdbEnvClose(TENV *pEnv);
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int tdbEnvSetCache(TENV *pEnv, pgsz_t pgSize, cachesz_t cacheSize);
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pgsz_t tdbEnvGetPageSize(TENV *pEnv);
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cachesz_t tdbEnvGetCacheSize(TENV *pEnv);
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int tdbEnvBeginTxn(TENV *pEnv);
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int tdbEnvCommit(TENV *pEnv);
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// TDB
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int tdbCreate(TDB **ppDb);
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int tdbOpen(TDB *pDb, const char *fname, const char *dbname, TENV *pEnv);
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int tdbClose(TDB *pDb);
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int tdbDrop(TDB *pDb);
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int tdbSetKeyLen(TDB *pDb, int klen);
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int tdbSetValLen(TDB *pDb, int vlen);
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int tdbSetDup(TDB *pDb, int dup);
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int tdbSetCmprFunc(TDB *pDb, TdbKeyCmprFn fn);
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int tdbGetKeyLen(TDB *pDb);
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int tdbGetValLen(TDB *pDb);
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int tdbGetDup(TDB *pDb);
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int tdbInsert(TDB *pDb, const void *pKey, int nKey, const void *pData, int nData);
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// TDBC
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_TDB_H_*/ |