1/*	$OpenBSD: ndbm.h,v 1.6 2004/05/03 17:27:50 millert Exp $	*/
2/*	$NetBSD: ndbm.h,v 1.6 1995/07/20 23:31:11 jtc Exp $	*/
3
4/*-
5 * Copyright (c) 1990, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Margo Seltzer.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 *	@(#)ndbm.h	8.1 (Berkeley) 6/2/93
36 */
37
38#ifndef _NDBM_H_
39#define	_NDBM_H_
40
41#include <db.h>
42
43/* Map dbm interface onto db(3). */
44#define DBM_RDONLY	O_RDONLY
45
46/* Flags to dbm_store(). */
47#define DBM_INSERT      0
48#define DBM_REPLACE     1
49
50/*
51 * The db(3) support for ndbm(3) always appends this suffix to the
52 * file name to avoid overwriting the user's original database.
53 */
54#define	DBM_SUFFIX	".db"
55
56typedef struct {
57	void *dptr;
58	size_t dsize;
59} datum;
60
61typedef DB DBM;
62#define	dbm_pagfno(a)	DBM_PAGFNO_NOT_AVAILABLE
63
64__BEGIN_DECLS
65int	 dbm_clearerr(DBM *);
66void	 dbm_close(DBM *);
67int	 dbm_delete(DBM *, datum);
68int	 dbm_error(DBM *);
69datum	 dbm_fetch(DBM *, datum);
70datum	 dbm_firstkey(DBM *);
71datum	 dbm_nextkey(DBM *);
72DBM	*dbm_open(const char *, int, mode_t);
73int	 dbm_store(DBM *, datum, datum, int);
74int	 dbm_dirfno(DBM *);
75int	 dbm_rdonly(DBM *);
76__END_DECLS
77
78#endif /* !_NDBM_H_ */
79