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pg_include/libpq/be-fsstubs.h

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+/*-------------------------------------------------------------------------
+ *
+ * be-fsstubs.h
+ *
+ *
+ *
+ * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/libpq/be-fsstubs.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef BE_FSSTUBS_H
+#define BE_FSSTUBS_H
+
+#include "fmgr.h"
+
+/*
+ * LO functions available via pg_proc entries
+ */
+extern Datum lo_import(PG_FUNCTION_ARGS);
+extern Datum lo_import_with_oid(PG_FUNCTION_ARGS);
+extern Datum lo_export(PG_FUNCTION_ARGS);
+
+extern Datum lo_creat(PG_FUNCTION_ARGS);
+extern Datum lo_create(PG_FUNCTION_ARGS);
+
+extern Datum lo_open(PG_FUNCTION_ARGS);
+extern Datum lo_close(PG_FUNCTION_ARGS);
+
+extern Datum loread(PG_FUNCTION_ARGS);
+extern Datum lowrite(PG_FUNCTION_ARGS);
+
+extern Datum lo_lseek(PG_FUNCTION_ARGS);
+extern Datum lo_tell(PG_FUNCTION_ARGS);
+extern Datum lo_unlink(PG_FUNCTION_ARGS);
+extern Datum lo_truncate(PG_FUNCTION_ARGS);
+
+/*
+ * compatibility option for access control
+ */
+extern bool lo_compat_privileges;
+
+/*
+ * These are not fmgr-callable, but are available to C code.
+ * Probably these should have had the underscore-free names,
+ * but too late now...
+ */
+extern int	lo_read(int fd, char *buf, int len);
+extern int	lo_write(int fd, const char *buf, int len);
+
+/*
+ * Cleanup LOs at xact commit/abort
+ */
+extern void AtEOXact_LargeObject(bool isCommit);
+extern void AtEOSubXact_LargeObject(bool isCommit, SubTransactionId mySubid,
+						SubTransactionId parentSubid);
+
+#endif   /* BE_FSSTUBS_H */