2 * Copyright (c) 1997-1999 Erez Zadok
3 * Copyright (c) 1989 Jan-Simon Pendry
4 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1989 The Regents of the University of California.
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
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. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgment:
21 * This product includes software developed by the University of
22 * California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
41 * $Id: info_ndbm.c,v 1.2 1999/01/10 21:53:46 ezk Exp $
46 * Get info from NDBM map
51 #endif /* HAVE_CONFIG_H */
55 /* forward declarations */
56 int ndbm_init(mnt_map *m, char *map, time_t *tp);
57 int ndbm_mtime(mnt_map *m, char *map, time_t *tp);
58 int ndbm_search(mnt_map *m, char *map, char *key, char **pval, time_t *tp);
62 search_ndbm(DBM *db, char *key, char **val)
67 k.dsize = strlen(key) + 1;
70 *val = strdup(v.dptr);
78 ndbm_search(mnt_map *m, char *map, char *key, char **pval, time_t *tp)
82 db = dbm_open(map, O_RDONLY, 0);
89 strcpy(dbfilename, map);
90 strcat(dbfilename, DBM_SUFFIX);
91 error = stat(dbfilename, &stb);
92 #else /* not DBM_SUFFIX */
93 error = fstat(dbm_pagfno(db), &stb);
94 #endif /* not DBM_SUFFIX */
95 if (!error && *tp < stb.st_mtime) {
99 error = search_ndbm(db, key, pval);
101 (void) dbm_close(db);
109 ndbm_init(mnt_map *m, char *map, time_t *tp)
113 db = dbm_open(map, O_RDONLY, 0);
118 char dbfilename[256];
120 strcpy(dbfilename, map);
121 strcat(dbfilename, DBM_SUFFIX);
122 error = stat(dbfilename, &stb);
123 #else /* not DBM_SUFFIX */
124 error = fstat(dbm_pagfno(db), &stb);
125 #endif /* not DBM_SUFFIX */
138 ndbm_mtime(mnt_map *m, char *map, time_t *tp)
140 return ndbm_init(m,map, tp);