2 * Copyright (c) 1997-2014 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. 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.
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
36 * File: am-utils/amd/info_nisplus.c
41 * Get info from NIS+ (version 3) map
46 #endif /* HAVE_CONFIG_H */
51 #define NISPLUS_KEY "key="
52 #define NISPLUS_ORGDIR ".org_dir"
54 struct nis_callback_data {
60 struct nisplus_search_callback_data {
67 nisplus_callback(const nis_name key, const nis_object *value, voidp opaquedata)
69 char *kp = strnsave(ENTRY_VAL(value, 0), ENTRY_LEN(value, 0));
70 char *vp = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
71 struct nis_callback_data *data = (struct nis_callback_data *) opaquedata;
73 dlog("NISplus callback for <%s,%s>", kp, vp);
75 (*data->ncd_fn) (data->ncd_m, kp, vp);
85 nisplus_reload(mnt_map *m, char *map, void (*fn) ())
88 struct nis_callback_data data;
90 char *org; /* if map does not have ".org_dir" then append it */
94 org = strstr(map, NISPLUS_ORGDIR);
100 /* make some room for the NIS map_name */
101 l = strlen(map) + sizeof(NISPLUS_ORGDIR);
102 map_name = xmalloc(l);
103 if (map_name == NULL) {
104 plog(XLOG_ERROR, "Unable to create map_name %s: %s",
105 map, strerror(ENOMEM));
108 xsnprintf(map_name, l, "%s%s", map, org);
111 data.ncd_map = map_name;
114 dlog("NISplus reload for %s", map);
116 result = nis_list(map_name,
117 EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH,
118 (int (*)()) nisplus_callback,
121 /* free off the NIS map_name */
124 if (result->status != NIS_SUCCESS && result->status != NIS_CBRESULTS)
128 plog(XLOG_ERROR, "error grabbing nisplus map of %s: %s",
130 nis_sperrno(result->status));
132 nis_freeresult(result);
138 nisplus_search_callback(const nis_name key, const nis_object *value, voidp opaquedata)
140 struct nisplus_search_callback_data *data = (struct nisplus_search_callback_data *) opaquedata;
142 dlog("NISplus search callback for <%s>", ENTRY_VAL(value, 0));
143 dlog("NISplus search callback value <%s>", ENTRY_VAL(value, 1));
145 data->value = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
151 * Try to locate a key using NIS+.
154 nisplus_search(mnt_map *m, char *map, char *key, char **val, time_t *tp)
158 struct nisplus_search_callback_data data;
160 char *org; /* if map does not have ".org_dir" then append it */
163 org = strstr(map, NISPLUS_ORGDIR);
165 org = NISPLUS_ORGDIR;
169 /* make some room for the NIS index */
170 l = sizeof('[') /* for opening selection criteria */
171 + sizeof(NISPLUS_KEY)
173 + sizeof(']') /* for closing selection criteria */
174 + sizeof(',') /* + 1 for , separator */
176 + sizeof(NISPLUS_ORGDIR);
180 "Unable to create index %s: %s",
185 xsnprintf(index, l, "[%s%s],%s%s", NISPLUS_KEY, key, map, org);
190 dlog("NISplus search for %s", index);
192 result = nis_list(index,
193 EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH,
194 (int (*)()) nisplus_search_callback,
197 /* free off the NIS index */
200 if (result == NULL) {
201 plog(XLOG_ERROR, "nisplus_search: %s: %s", map, strerror(ENOMEM));
206 * Do something interesting with the return code
208 switch (result->status) {
212 if (data.value == NULL) {
213 nis_object *value = result->objects.objects_val;
214 dlog("NISplus search found <nothing>");
215 dlog("NISplus search for %s: %s(%d)",
216 map, nis_sperrno(result->status), result->status);
219 data.value = strnsave(ENTRY_VAL(value, 1), ENTRY_LEN(value, 1));
222 if (m->cfm && (m->cfm->cfm_flags & CFM_SUN_MAP_SYNTAX)) {
223 *val = sun_entry2amd(key, data.value);
224 XFREE(data.value); /* strnsave malloc'ed it above */
230 dlog("NISplus search found %s", *val);
233 dlog("NISplus search found nothing");
240 dlog("NISplus search returned %d", result->status);
245 plog(XLOG_ERROR, "nisplus_search: %s: %s", map, nis_sperrno(result->status));
249 nis_freeresult(result);
256 nisplus_init(mnt_map *m, char *map, time_t *tp)
259 char *org; /* if map does not have ".org_dir" then append it */
264 org = strstr(map, NISPLUS_ORGDIR);
266 org = NISPLUS_ORGDIR;
270 /* make some room for the NIS map_name */
271 l = strlen(map) + sizeof(NISPLUS_ORGDIR);
272 map_name = xmalloc(l);
273 if (map_name == NULL) {
275 "Unable to create map_name %s: %s",
280 xsnprintf(map_name, l, "%s%s", map, org);
282 result = nis_lookup(map_name, (EXPAND_NAME | FOLLOW_LINKS | FOLLOW_PATH));
284 /* free off the NIS map_name */
287 if (result == NULL) {
288 plog(XLOG_ERROR, "NISplus init <%s>: %s", map, strerror(ENOMEM));
292 if (result->status != NIS_SUCCESS) {
293 dlog("NISplus init <%s>: %s (%d)",
294 map, nis_sperrno(result->status), result->status);
299 *tp = 0; /* no time */
300 nis_freeresult(result);
306 nisplus_mtime(mnt_map *m, char *map, time_t *tp)
308 return nisplus_init(m,map, tp);