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Diffstat (limited to 'src/backend/storage/large_object.h')
-rw-r--r-- | src/backend/storage/large_object.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/src/backend/storage/large_object.h b/src/backend/storage/large_object.h deleted file mode 100644 index 177d2c26e47..00000000000 --- a/src/backend/storage/large_object.h +++ /dev/null @@ -1,58 +0,0 @@ -/*------------------------------------------------------------------------- - * - * large_object.h-- - * file of info for Postgres large objects. POSTGRES 4.2 supports - * zillions of large objects (internal, external, jaquith, inversion). - * Now we only support inversion. - * - * Copyright (c) 1994, Regents of the University of California - * - * $Id: large_object.h,v 1.1.1.1 1996/07/09 06:21:53 scrappy Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef LARGE_OBJECT_H -#define LARGE_OBJECT_H - -#include "c.h" -#include "utils/rel.h" -#include "access/relscan.h" - -/* - * 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 */ - uint32 offset; /* current seek pointer */ - ItemPointerData htid; /* tid of current heap tuple */ - -#define IFS_RDLOCK (1 << 0) -#define IFS_WRLOCK (1 << 1) -#define IFS_ATEOF (1 << 2) - - u_long flags; /* locking info, etc */ -} LargeObjectDesc; - -/* - * Function definitions... - */ - -/* inversion stuff in inv_api.c */ -extern LargeObjectDesc *inv_create(int flags); -extern LargeObjectDesc *inv_open(Oid lobjId, int flags); -extern void inv_close(LargeObjectDesc *obj_desc); -extern int inv_destroy(Oid lobjId); -extern int inv_stat(LargeObjectDesc *obj_desc, struct pgstat *stbuf); -extern int inv_seek(LargeObjectDesc *obj_desc, int offset, int whence); -extern int inv_tell(LargeObjectDesc *obj_desc); -extern int inv_read(LargeObjectDesc *obj_desc, char *buf, int nbytes); -extern int inv_write(LargeObjectDesc *obj_desc, char *buf, int nbytes); - -#endif /* LARGE_OBJECT_H */ |