* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: large_object.h,v 1.13 2000/01/26 05:58:33 momjian Exp $
+ * $Id: large_object.h,v 1.14 2000/10/08 03:18:57 momjian Exp $
*
*-------------------------------------------------------------------------
*/
/*
* This structure will eventually have lots more stuff associated with it.
*/
-typedef struct LargeObjectDesc
-{
- Relation heap_r; /* heap relation */
- Relation index_r; /* index relation on seqno attribute */
- IndexScanDesc iscan; /* index scan we're using */
- TupleDesc hdesc; /* heap relation tuple desc */
- TupleDesc idesc; /* index relation tuple desc */
- uint32 lowbyte; /* low byte on the current page */
- uint32 highbyte; /* high byte on the current page */
+typedef struct LargeObjectDesc {
+ Relation heap_r;
+ Relation index_r;
uint32 offset; /* current seek pointer */
- ItemPointerData htid; /* tid of current heap tuple */
+ Oid id;
#define IFS_RDLOCK (1 << 0)
#define IFS_WRLOCK (1 << 1)
extern int inv_read(LargeObjectDesc *obj_desc, char *buf, int nbytes);
extern int inv_write(LargeObjectDesc *obj_desc, char *buf, int nbytes);
-/* added for buffer leak prevention [ PA ] */
-extern void inv_cleanindex(LargeObjectDesc *obj_desc);
-
#endif /* LARGE_OBJECT_H */