Linux SRV-16 6.18.44-paas #1 SMP PREEMPT_DYNAMIC Thu Aug 13 10:08:12 UTC 2026 x86_64

/proc/self/root/opt/postgresql-11.1-201812121535/include/server/access/

//proc/self/root/opt/postgresql-11.1-201812121535/include/server/access/xlogutils.h

/* * xlogutils.h * * Utilities for replaying WAL records. * * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/access/xlogutils.h */ #ifndef XLOG_UTILS_H #define XLOG_UTILS_H #include "access/xlogreader.h" #include "storage/bufmgr.h" extern bool XLogHaveInvalidPages(void); extern void XLogCheckInvalidPages(void); extern void XLogDropRelation(RelFileNode rnode, ForkNumber forknum); extern void XLogDropDatabase(Oid dbid); extern void XLogTruncateRelation(RelFileNode rnode, ForkNumber forkNum, BlockNumber nblocks); /* Result codes for XLogReadBufferForRedo[Extended] */ typedef enum { BLK_NEEDS_REDO, /* changes from WAL record need to be applied */ BLK_DONE, /* block is already up-to-date */ BLK_RESTORED, /* block was restored from a full-page image */ BLK_NOTFOUND /* block was not found (and hence does not * need to be replayed) */ } XLogRedoAction; extern XLogRedoAction XLogReadBufferForRedo(XLogReaderState *record, uint8 buffer_id, Buffer *buf); extern Buffer XLogInitBufferForRedo(XLogReaderState *record, uint8 block_id); extern XLogRedoAction XLogReadBufferForRedoExtended(XLogReaderState *record, uint8 buffer_id, ReadBufferMode mode, bool get_cleanup_lock, Buffer *buf); extern Buffer XLogReadBufferExtended(RelFileNode rnode, ForkNumber forknum, BlockNumber blkno, ReadBufferMode mode); extern Relation CreateFakeRelcacheEntry(RelFileNode rnode); extern void FreeFakeRelcacheEntry(Relation fakerel); extern int read_local_xlog_page(XLogReaderState *state, XLogRecPtr targetPagePtr, int reqLen, XLogRecPtr targetRecPtr, char *cur_page, TimeLineID *pageTLI); extern void XLogReadDetermineTimeline(XLogReaderState *state, XLogRecPtr wantPage, uint32 wantLength); #endif