54 lines
1.7 KiB
C
54 lines
1.7 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_LIBS_SYNC_RAFT_LOG_H
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#define _TD_LIBS_SYNC_RAFT_LOG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "syncInt.h"
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#include "taosdef.h"
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int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncBuffer* pBuf);
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// get one log entry, user need to free pBuf->data
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int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncBuffer* pBuf);
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// update log store commit index with "index"
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int32_t raftLogUpdateCommitIndex(struct SSyncLogStore* pLogStore, SyncIndex index);
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// truncate log with index, entries after the given index (>index) will be deleted
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int32_t raftLogTruncate(struct SSyncLogStore* pLogStore, SyncIndex index);
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// return commit index of log
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SyncIndex raftLogGetCommitIndex(struct SSyncLogStore* pLogStore);
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// return index of last entry
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SyncIndex raftLogGetLastIndex(struct SSyncLogStore* pLogStore);
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// return term of last entry
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SyncTerm raftLogGetLastTerm(struct SSyncLogStore* pLogStore);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_LIBS_SYNC_RAFT_LOG_H*/
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