less(1): Upgrade from version 458 to 471
[dragonfly.git] / include / ndbm.h
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1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Margo Seltzer.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
abd448c3 16 * 3. Neither the name of the University nor the names of its contributors
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17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)ndbm.h 8.1 (Berkeley) 6/2/93
abd448c3 33 * $FreeBSD: head/include/ndbm.h 203964 2010-02-16 19:39:50Z imp $
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34 */
35
36#ifndef _NDBM_H_
37#define _NDBM_H_
38
39#include <db.h>
40
41/* Map dbm interface onto db(3). */
42#define DBM_RDONLY O_RDONLY
43
44/* Flags to dbm_store(). */
45#define DBM_INSERT 0
46#define DBM_REPLACE 1
47
48/*
49 * The db(3) support for ndbm always appends this suffix to the
50 * file name to avoid overwriting the user's original database.
51 */
52#define DBM_SUFFIX ".db"
53
54typedef struct {
55 char *dptr;
56 int dsize;
57} datum;
58
59typedef DB DBM;
60#define dbm_pagfno(a) DBM_PAGFNO_NOT_AVAILABLE
61
62__BEGIN_DECLS
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63int dbm_clearerr(DBM *);
64void dbm_close(DBM *);
65int dbm_delete(DBM *, datum);
66int dbm_error(DBM *);
67datum dbm_fetch(DBM *, datum);
68datum dbm_firstkey(DBM *);
69#if __BSD_VISIBLE
70long dbm_forder(DBM *, datum);
71#endif
72datum dbm_nextkey(DBM *);
73DBM *dbm_open(const char *, int, mode_t);
74int dbm_store(DBM *, datum, datum, int);
75#if __BSD_VISIBLE
76int dbm_dirfno(DBM *);
77#endif
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78__END_DECLS
79
80#endif /* !_NDBM_H_ */