2 * Copyright (c) 1997-2006 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
40 * File: am-utils/amd/info_nisplus.c
45 * Get info from NIS+ (version 3) map
50 #endif /* HAVE_CONFIG_H */
54 #define NISPLUS_KEY "key="
55 #define NISPLUS_ORGDIR ".org_dir"
57 struct nis_callback_data {
63 struct nisplus_search_callback_data {
70 nisplus_callback(const nis_name key, const nis_object *value, voidp opaquedata)
72 char *kp = strnsave(ENTRY_VAL(value, 0), ENTRY_LEN(value, 0));
73 char *vp = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
74 struct nis_callback_data *data = (struct nis_callback_data *) opaquedata;
76 dlog("NISplus callback for <%s,%s>", kp, vp);
78 (*data->ncd_fn) (data->ncd_m, kp, vp);
88 nisplus_reload(mnt_map *m, char *map, void (*fn) ())
91 struct nis_callback_data data;
93 char *org; /* if map does not have ".org_dir" then append it */
97 org = strstr(map, NISPLUS_ORGDIR);
103 /* make some room for the NIS map_name */
104 l = strlen(map) + sizeof(NISPLUS_ORGDIR);
105 map_name = xmalloc(l);
106 if (map_name == NULL) {
107 plog(XLOG_ERROR, "Unable to create map_name %s: %s",
108 map, strerror(ENOMEM));
111 xsnprintf(map_name, l, "%s%s", map, org);
114 data.ncd_map = map_name;
117 dlog("NISplus reload for %s", map);
119 result = nis_list(map_name,
120 EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH,
121 (int (*)()) nisplus_callback,
124 /* free off the NIS map_name */
127 if (result->status != NIS_SUCCESS && result->status != NIS_CBRESULTS)
131 plog(XLOG_ERROR, "error grabbing nisplus map of %s: %s",
133 nis_sperrno(result->status));
135 nis_freeresult(result);
141 nisplus_search_callback(const nis_name key, const nis_object *value, voidp opaquedata)
143 struct nisplus_search_callback_data *data = (struct nisplus_search_callback_data *) opaquedata;
145 dlog("NISplus search callback for <%s>", ENTRY_VAL(value, 0));
146 dlog("NISplus search callback value <%s>", ENTRY_VAL(value, 1));
148 data->value = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
154 * Try to locate a key using NIS+.
157 nisplus_search(mnt_map *m, char *map, char *key, char **val, time_t *tp)
161 struct nisplus_search_callback_data data;
163 char *org; /* if map does not have ".org_dir" then append it */
166 org = strstr(map, NISPLUS_ORGDIR);
168 org = NISPLUS_ORGDIR;
172 /* make some room for the NIS index */
173 l = sizeof('[') /* for opening selection criteria */
174 + sizeof(NISPLUS_KEY)
176 + sizeof(']') /* for closing selection criteria */
177 + sizeof(',') /* + 1 for , separator */
179 + sizeof(NISPLUS_ORGDIR);
183 "Unable to create index %s: %s",
188 xsnprintf(index, l, "[%s%s],%s%s", NISPLUS_KEY, key, map, org);
193 dlog("NISplus search for %s", index);
195 result = nis_list(index,
196 EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH,
197 (int (*)()) nisplus_search_callback,
200 /* free off the NIS index */
203 if (result == NULL) {
204 plog(XLOG_ERROR, "nisplus_search: %s: %s", map, strerror(ENOMEM));
209 * Do something interesting with the return code
211 switch (result->status) {
215 if (data.value == NULL) {
216 nis_object *value = result->objects.objects_val;
217 dlog("NISplus search found <nothing>");
218 dlog("NISplus search for %s: %s(%d)",
219 map, nis_sperrno(result->status), result->status);
222 data.value = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
228 dlog("NISplus search found %s", *val);
231 dlog("NISplus search found nothing");
238 dlog("NISplus search returned %d", result->status);
243 plog(XLOG_ERROR, "nisplus_search: %s: %s", map, nis_sperrno(result->status));
247 nis_freeresult(result);
254 nisplus_init(mnt_map *m, char *map, time_t *tp)
257 char *org; /* if map does not have ".org_dir" then append it */
262 org = strstr(map, NISPLUS_ORGDIR);
264 org = NISPLUS_ORGDIR;
268 /* make some room for the NIS map_name */
269 l = strlen(map) + sizeof(NISPLUS_ORGDIR);
270 map_name = xmalloc(l);
271 if (map_name == NULL) {
273 "Unable to create map_name %s: %s",
278 xsnprintf(map_name, l, "%s%s", map, org);
280 result = nis_lookup(map_name, (EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH));
282 /* free off the NIS map_name */
285 if (result == NULL) {
286 plog(XLOG_ERROR, "NISplus init <%s>: %s", map, strerror(ENOMEM));
290 if (result->status != NIS_SUCCESS) {
291 dlog("NISplus init <%s>: %s (%d)",
292 map, nis_sperrno(result->status), result->status);
297 *tp = 0; /* no time */
298 nis_freeresult(result);
304 nisplus_mtime(mnt_map *m, char *map, time_t *tp)
306 return nisplus_init(m,map, tp);