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/*------------------------------------------------------------------------- * * generic_xlog.h * Generic xlog API definition. * * * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/access/generic_xlog.h * *------------------------------------------------------------------------- */ #ifndef GENERIC_XLOG_H #define GENERIC_XLOG_H #include "access/xlog.h" #include "access/xlog_internal.h" #include "access/xloginsert.h" #include "storage/bufpage.h" #include "utils/rel.h" #define MAX_GENERIC_XLOG_PAGES XLR_NORMAL_MAX_BLOCK_ID /* Flag bits for GenericXLogRegisterBuffer */ #define GENERIC_XLOG_FULL_IMAGE 0x0001 /* write full-page image */ /* state of generic xlog record construction */ struct GenericXLogState; typedef struct GenericXLogState GenericXLogState; /* API for construction of generic xlog records */ extern GenericXLogState *GenericXLogStart(Relation relation); extern Page GenericXLogRegisterBuffer(GenericXLogState *state, Buffer buffer, int flags); extern XLogRecPtr GenericXLogFinish(GenericXLogState *state); extern void GenericXLogAbort(GenericXLogState *state); /* functions defined for rmgr */ extern void generic_redo(XLogReaderState *record); extern const char *generic_identify(uint8 info); extern void generic_desc(StringInfo buf, XLogReaderState *record); extern void generic_mask(char *pagedata, BlockNumber blkno); #endif /* GENERIC_XLOG_H */