1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23/*-
24 * Copyright (c) 1990, 1993
25 *	The Regents of the University of California.  All rights reserved.
26 *
27 * This code is derived from software contributed to Berkeley by
28 * Margo Seltzer.
29 *
30 * Redistribution and use in source and binary forms, with or without
31 * modification, are permitted provided that the following conditions
32 * are met:
33 * 1. Redistributions of source code must retain the above copyright
34 *    notice, this list of conditions and the following disclaimer.
35 * 2. Redistributions in binary form must reproduce the above copyright
36 *    notice, this list of conditions and the following disclaimer in the
37 *    documentation and/or other materials provided with the distribution.
38 * 3. All advertising materials mentioning features or use of this software
39 *    must display the following acknowledgement:
40 *	This product includes software developed by the University of
41 *	California, Berkeley and its contributors.
42 * 4. Neither the name of the University nor the names of its contributors
43 *    may be used to endorse or promote products derived from this software
44 *    without specific prior written permission.
45 *
46 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
47 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
50 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
51 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56 * SUCH DAMAGE.
57 *
58 *	@(#)ndbm.h	8.1 (Berkeley) 6/2/93
59 */
60
61#ifndef _NDBM_H_
62#define	_NDBM_H_
63
64#include <_types.h>
65#include <sys/_types/_mode_t.h>
66#include <sys/_types/_size_t.h>
67
68#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
69/* Map dbm interface onto db(3). */
70#include <fcntl.h>
71#define DBM_RDONLY	O_RDONLY
72#endif
73
74/* Flags to dbm_store(). */
75#define DBM_INSERT      0
76#define DBM_REPLACE     1
77
78#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
79/*
80 * The db(3) support for ndbm(3) always appends this suffix to the
81 * file name to avoid overwriting the user's original database.
82 */
83#define	DBM_SUFFIX	".db"
84#endif
85
86typedef struct {
87	void *dptr;
88	size_t dsize;
89} datum;
90
91#ifndef _DBM
92#define _DBM
93typedef struct {
94    char __opaque[sizeof(int) + 8 * sizeof(void *)];
95} DBM;
96#endif /* _DBM */
97
98#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
99#define	dbm_pagfno(a)	DBM_PAGFNO_NOT_AVAILABLE
100#endif
101
102__BEGIN_DECLS
103int	 dbm_clearerr( DBM *);
104void	 dbm_close(DBM *);
105int	 dbm_delete(DBM *, datum);
106#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
107int	 dbm_dirfno(DBM *);
108#endif
109int	 dbm_error( DBM *);
110datum	 dbm_fetch(DBM *, datum);
111datum	 dbm_firstkey(DBM *);
112#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
113long	 dbm_forder(DBM *, datum);
114#endif
115datum	 dbm_nextkey(DBM *);
116DBM	*dbm_open(const char *, int, mode_t);
117int	 dbm_store(DBM *, datum, datum, int);
118__END_DECLS
119
120#endif /* !_NDBM_H_ */
121