src/include/libpq/be-fsstubs.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * be-fsstubs.h
   4  *
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * $PostgreSQL$
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef BE_FSSTUBS_H
  15 #define BE_FSSTUBS_H
  16
  17 #include "fmgr.h"
  18
  19 /*
  20  * LO functions available via pg_proc entries
  21  */
  22 extern Datum lo_import(PG_FUNCTION_ARGS);
  23 extern Datum lo_import_with_oid(PG_FUNCTION_ARGS);
  24 extern Datum lo_export(PG_FUNCTION_ARGS);
  25
  26 extern Datum lo_creat(PG_FUNCTION_ARGS);
  27 extern Datum lo_create(PG_FUNCTION_ARGS);
  28
  29 extern Datum lo_open(PG_FUNCTION_ARGS);
  30 extern Datum lo_close(PG_FUNCTION_ARGS);
  31
  32 extern Datum loread(PG_FUNCTION_ARGS);
  33 extern Datum lowrite(PG_FUNCTION_ARGS);
  34
  35 extern Datum lo_lseek(PG_FUNCTION_ARGS);
  36 extern Datum lo_tell(PG_FUNCTION_ARGS);
  37 extern Datum lo_unlink(PG_FUNCTION_ARGS);
  38 extern Datum lo_truncate(PG_FUNCTION_ARGS);
  39
  40 /*
  41  * These are not fmgr-callable, but are available to C code.
  42  * Probably these should have had the underscore-free names,
  43  * but too late now...
  44  */
  45 extern int      lo_read(int fd, char *buf, int len);
  46 extern int      lo_write(int fd, const char *buf, int len);
  47
  48 /*
  49  * Cleanup LOs at xact commit/abort
  50  */
  51 extern void AtEOXact_LargeObject(bool isCommit);
  52 extern void AtEOSubXact_LargeObject(bool isCommit, SubTransactionId mySubid,
  53                                                 SubTransactionId parentSubid);
  54
  55 #endif   /* BE_FSSTUBS_H */