src/include/access/xlogutils.h

   1 /*
   2  * xlogutils.h
   3  *
   4  * PostgreSQL transaction log manager utility routines
   5  *
   6  * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
   7  * Portions Copyright (c) 1994, Regents of the University of California
   8  *
   9  * $PostgreSQL$
  10  */
  11 #ifndef XLOG_UTILS_H
  12 #define XLOG_UTILS_H
  13
  14 #include "storage/buf.h"
  15 #include "storage/bufmgr.h"
  16 #include "storage/relfilenode.h"
  17 #include "storage/block.h"
  18 #include "utils/relcache.h"
  19
  20
  21 extern void XLogCheckInvalidPages(void);
  22
  23 extern void XLogDropRelation(RelFileNode rnode, ForkNumber forknum);
  24 extern void XLogDropDatabase(Oid dbid);
  25 extern void XLogTruncateRelation(RelFileNode rnode, ForkNumber forkNum,
  26                                          BlockNumber nblocks);
  27
  28 extern Buffer XLogReadBuffer(RelFileNode rnode, BlockNumber blkno, bool init);
  29 extern Buffer XLogReadBufferExtended(RelFileNode rnode, ForkNumber forknum,
  30                                            BlockNumber blkno, ReadBufferMode mode);
  31
  32 extern Relation CreateFakeRelcacheEntry(RelFileNode rnode);
  33 extern void FreeFakeRelcacheEntry(Relation fakerel);
  34
  35 #endif