46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/*-------------------------------------------------------------------------
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*
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* generic_xlog.h
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* Generic xlog API definition.
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*
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*
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* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/access/generic_xlog.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef GENERIC_XLOG_H
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#define GENERIC_XLOG_H
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#include "access/xlog.h"
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#include "access/xlogreader.h"
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#include "access/xloginsert.h"
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#include "storage/bufpage.h"
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#include "utils/rel.h"
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#define MAX_GENERIC_XLOG_PAGES XLR_NORMAL_MAX_BLOCK_ID
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/* Flag bits for GenericXLogRegisterBuffer */
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#define GENERIC_XLOG_FULL_IMAGE 0x0001 /* write full-page image */
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/* state of generic xlog record construction */
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struct GenericXLogState;
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typedef struct GenericXLogState GenericXLogState;
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/* API for construction of generic xlog records */
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extern GenericXLogState *GenericXLogStart(Relation relation);
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extern Page GenericXLogRegisterBuffer(GenericXLogState *state, Buffer buffer,
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int flags);
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extern XLogRecPtr GenericXLogFinish(GenericXLogState *state);
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extern void GenericXLogAbort(GenericXLogState *state);
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/* functions defined for rmgr */
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extern void generic_redo(XLogReaderState *record);
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extern const char *generic_identify(uint8 info);
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extern void generic_desc(StringInfo buf, XLogReaderState *record);
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extern void generic_mask(char *page, BlockNumber blkno);
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#endif /* GENERIC_XLOG_H */
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