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f7a9f785 | 1 | /* Copyright (C) 1996-2016 Free Software Foundation, Inc. |
afd4eb37 | 2 | This file is part of the GNU C Library. |
a68b0d31 | 3 | |
afd4eb37 | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
a68b0d31 | 8 | |
afd4eb37 UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
a68b0d31 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
a68b0d31 | 17 | |
ff3cacc5 | 18 | #include <assert.h> |
384ca551 | 19 | #include <atomic.h> |
ec999b8e | 20 | #include <libc-lock.h> |
6591c335 | 21 | #include <errno.h> |
a68b0d31 | 22 | #include <netdb.h> |
384ca551 | 23 | #include <stdbool.h> |
afd4eb37 | 24 | #include <stdlib.h> |
2303f5fd | 25 | #include <string.h> |
a68b0d31 UD |
26 | #include "netgroup.h" |
27 | #include "nsswitch.h" | |
384ca551 | 28 | #include <sysdep.h> |
684ae515 | 29 | #include <nscd/nscd_proto.h> |
a68b0d31 UD |
30 | |
31 | ||
32 | /* Protect above variable against multiple uses at the same time. */ | |
33 | __libc_lock_define_initialized (static, lock) | |
34 | ||
2303f5fd UD |
35 | /* The whole information for the set/get/endnetgrent functions are |
36 | kept in this structure. */ | |
37 | static struct __netgrent dataset; | |
11336c16 | 38 | |
a68b0d31 | 39 | /* The lookup function for the first entry of this service. */ |
ff3cacc5 | 40 | extern int __nss_netgroup_lookup (service_user **nipp, const char *name, |
f7ddf3d3 | 41 | void **fctp) internal_function; |
a68b0d31 | 42 | |
ff3cacc5 | 43 | /* Set up NIP to run through the services. Return nonzero if there are no |
a68b0d31 | 44 | services (left). */ |
ff3cacc5 UD |
45 | static int |
46 | setup (void **fctp, service_user **nipp) | |
a68b0d31 | 47 | { |
2303f5fd | 48 | /* Remember the first service_entry, it's always the same. */ |
384ca551 | 49 | static bool startp_initialized; |
390500b1 | 50 | static service_user *startp; |
a68b0d31 | 51 | int no_more; |
2303f5fd | 52 | |
384ca551 | 53 | if (!startp_initialized) |
a68b0d31 | 54 | { |
8500b0ca UD |
55 | /* Executing this more than once at the same time must yield the |
56 | same result every time. So we need no locking. */ | |
ff3cacc5 | 57 | no_more = __nss_netgroup_lookup (nipp, "setnetgrent", fctp); |
8500b0ca | 58 | startp = no_more ? (service_user *) -1 : *nipp; |
40ce302d | 59 | #ifdef PTR_MANGLE |
384ca551 | 60 | PTR_MANGLE (startp); |
40ce302d | 61 | #endif |
384ca551 UD |
62 | atomic_write_barrier (); |
63 | startp_initialized = true; | |
a68b0d31 | 64 | } |
a68b0d31 UD |
65 | else |
66 | { | |
384ca551 | 67 | service_user *nip = startp; |
40ce302d | 68 | #ifdef PTR_DEMANGLE |
384ca551 | 69 | PTR_DEMANGLE (nip); |
40ce302d | 70 | #endif |
384ca551 UD |
71 | if (nip == (service_user *) -1) |
72 | /* No services at all. */ | |
73 | return 1; | |
74 | ||
ff3cacc5 | 75 | /* Reset to the beginning of the service list. */ |
384ca551 | 76 | *nipp = nip; |
a68b0d31 | 77 | /* Look up the first function. */ |
384ca551 | 78 | no_more = __nss_lookup (nipp, "setnetgrent", NULL, fctp); |
a68b0d31 UD |
79 | } |
80 | return no_more; | |
81 | } | |
82 | \f | |
11336c16 UD |
83 | /* Free used memory. */ |
84 | static void | |
2303f5fd | 85 | free_memory (struct __netgrent *data) |
11336c16 | 86 | { |
2303f5fd | 87 | while (data->known_groups != NULL) |
11336c16 | 88 | { |
2303f5fd UD |
89 | struct name_list *tmp = data->known_groups; |
90 | data->known_groups = data->known_groups->next; | |
11336c16 UD |
91 | free (tmp); |
92 | } | |
93 | ||
2303f5fd | 94 | while (data->needed_groups != NULL) |
11336c16 | 95 | { |
2303f5fd UD |
96 | struct name_list *tmp = data->needed_groups; |
97 | data->needed_groups = data->needed_groups->next; | |
11336c16 UD |
98 | free (tmp); |
99 | } | |
100 | } | |
101 | \f | |
ff3cacc5 UD |
102 | static void |
103 | endnetgrent_hook (struct __netgrent *datap) | |
104 | { | |
105 | enum nss_status (*endfct) (struct __netgrent *); | |
106 | ||
684ae515 | 107 | if (datap->nip == NULL || datap->nip == (service_user *) -1l) |
ff3cacc5 UD |
108 | return; |
109 | ||
110 | endfct = __nss_lookup_function (datap->nip, "endnetgrent"); | |
111 | if (endfct != NULL) | |
112 | (void) (*endfct) (datap); | |
113 | datap->nip = NULL; | |
114 | } | |
115 | ||
11336c16 | 116 | static int |
dfd2257a | 117 | internal_function |
d71b808a UD |
118 | __internal_setnetgrent_reuse (const char *group, struct __netgrent *datap, |
119 | int *errnop) | |
a68b0d31 | 120 | { |
fb776f3e AJ |
121 | union |
122 | { | |
123 | enum nss_status (*f) (const char *, struct __netgrent *); | |
124 | void *ptr; | |
125 | } fct; | |
a68b0d31 | 126 | enum nss_status status = NSS_STATUS_UNAVAIL; |
11336c16 | 127 | struct name_list *new_elem; |
a68b0d31 | 128 | |
ff3cacc5 UD |
129 | /* Free data from previous service. */ |
130 | endnetgrent_hook (datap); | |
131 | ||
a68b0d31 | 132 | /* Cycle through all the services and run their setnetgrent functions. */ |
ff3cacc5 | 133 | int no_more = setup (&fct.ptr, &datap->nip); |
a68b0d31 UD |
134 | while (! no_more) |
135 | { | |
ff3cacc5 UD |
136 | assert (datap->data == NULL); |
137 | ||
384ca551 | 138 | /* Ignore status, we force check in `__nss_next2'. */ |
75d39ff2 | 139 | status = DL_CALL_FCT (*fct.f, (group, datap)); |
a68b0d31 | 140 | |
ff3cacc5 | 141 | service_user *old_nip = datap->nip; |
384ca551 UD |
142 | no_more = __nss_next2 (&datap->nip, "setnetgrent", NULL, &fct.ptr, |
143 | status, 0); | |
ff3cacc5 UD |
144 | |
145 | if (status == NSS_STATUS_SUCCESS && ! no_more) | |
146 | { | |
147 | enum nss_status (*endfct) (struct __netgrent *); | |
148 | ||
149 | endfct = __nss_lookup_function (old_nip, "endnetgrent"); | |
150 | if (endfct != NULL) | |
75d39ff2 | 151 | (void) DL_CALL_FCT (*endfct, (datap)); |
ff3cacc5 | 152 | } |
a68b0d31 UD |
153 | } |
154 | ||
11336c16 | 155 | /* Add the current group to the list of known groups. */ |
2486480e UD |
156 | size_t group_len = strlen (group) + 1; |
157 | new_elem = (struct name_list *) malloc (sizeof (struct name_list) | |
158 | + group_len); | |
159 | if (new_elem == NULL) | |
11336c16 | 160 | { |
d71b808a UD |
161 | *errnop = errno; |
162 | status = NSS_STATUS_TRYAGAIN; | |
11336c16 UD |
163 | } |
164 | else | |
165 | { | |
2303f5fd | 166 | new_elem->next = datap->known_groups; |
2486480e | 167 | memcpy (new_elem->name, group, group_len); |
2303f5fd | 168 | datap->known_groups = new_elem; |
11336c16 | 169 | } |
a68b0d31 UD |
170 | |
171 | return status == NSS_STATUS_SUCCESS; | |
172 | } | |
173 | ||
ee600e3f | 174 | int |
86466cd9 RM |
175 | internal_function |
176 | __internal_setnetgrent (const char *group, struct __netgrent *datap) | |
2303f5fd UD |
177 | { |
178 | /* Free list of all netgroup names from last run. */ | |
179 | free_memory (datap); | |
180 | ||
7ba4fcfc | 181 | return __internal_setnetgrent_reuse (group, datap, &errno); |
2303f5fd | 182 | } |
86466cd9 | 183 | libc_hidden_def (__internal_setnetgrent) |
2303f5fd | 184 | |
3cc3ef96 RM |
185 | static int |
186 | nscd_setnetgrent (const char *group) | |
11336c16 | 187 | { |
3cc3ef96 | 188 | #ifdef USE_NSCD |
684ae515 UD |
189 | if (__nss_not_use_nscd_netgroup > 0 |
190 | && ++__nss_not_use_nscd_netgroup > NSS_NSCD_RETRY) | |
191 | __nss_not_use_nscd_netgroup = 0; | |
192 | ||
193 | if (!__nss_not_use_nscd_netgroup | |
194 | && !__nss_database_custom[NSS_DBSIDX_netgroup]) | |
3cc3ef96 RM |
195 | return __nscd_setnetgrent (group, &dataset); |
196 | #endif | |
197 | return -1; | |
198 | } | |
684ae515 | 199 | |
3cc3ef96 RM |
200 | int |
201 | setnetgrent (const char *group) | |
202 | { | |
203 | int result; | |
204 | ||
205 | __libc_lock_lock (lock); | |
206 | ||
207 | result = nscd_setnetgrent (group); | |
208 | if (result < 0) | |
209 | result = __internal_setnetgrent (group, &dataset); | |
11336c16 UD |
210 | |
211 | __libc_lock_unlock (lock); | |
212 | ||
213 | return result; | |
214 | } | |
215 | ||
ee600e3f | 216 | void |
86466cd9 RM |
217 | internal_function |
218 | __internal_endnetgrent (struct __netgrent *datap) | |
a68b0d31 | 219 | { |
ff3cacc5 | 220 | endnetgrent_hook (datap); |
11336c16 | 221 | /* Now free list of all netgroup names from last run. */ |
2303f5fd UD |
222 | free_memory (datap); |
223 | } | |
86466cd9 | 224 | libc_hidden_def (__internal_endnetgrent) |
2303f5fd UD |
225 | |
226 | ||
227 | void | |
228 | endnetgrent (void) | |
229 | { | |
230 | __libc_lock_lock (lock); | |
231 | ||
86466cd9 | 232 | __internal_endnetgrent (&dataset); |
11336c16 | 233 | |
a68b0d31 UD |
234 | __libc_lock_unlock (lock); |
235 | } | |
236 | ||
3cc3ef96 | 237 | #ifdef USE_NSCD |
dd3022d7 SP |
238 | static const char * |
239 | get_nonempty_val (const char *in) | |
240 | { | |
241 | if (*in == '\0') | |
242 | return NULL; | |
243 | return in; | |
244 | } | |
245 | ||
684ae515 UD |
246 | static enum nss_status |
247 | nscd_getnetgrent (struct __netgrent *datap, char *buffer, size_t buflen, | |
248 | int *errnop) | |
249 | { | |
250 | if (datap->cursor >= datap->data + datap->data_size) | |
251 | return NSS_STATUS_UNAVAIL; | |
252 | ||
253 | datap->type = triple_val; | |
dd3022d7 | 254 | datap->val.triple.host = get_nonempty_val (datap->cursor); |
a843a204 | 255 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
dd3022d7 | 256 | datap->val.triple.user = get_nonempty_val (datap->cursor); |
a843a204 | 257 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
dd3022d7 | 258 | datap->val.triple.domain = get_nonempty_val (datap->cursor); |
a843a204 | 259 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
684ae515 UD |
260 | |
261 | return NSS_STATUS_SUCCESS; | |
262 | } | |
3cc3ef96 | 263 | #endif |
684ae515 | 264 | |
ee600e3f | 265 | int |
86466cd9 RM |
266 | internal_function |
267 | __internal_getnetgrent_r (char **hostp, char **userp, char **domainp, | |
01c901a5 | 268 | struct __netgrent *datap, |
d71b808a | 269 | char *buffer, size_t buflen, int *errnop) |
a68b0d31 | 270 | { |
ff3cacc5 | 271 | enum nss_status (*fct) (struct __netgrent *, char *, size_t, int *); |
a68b0d31 UD |
272 | |
273 | /* Initialize status to return if no more functions are found. */ | |
274 | enum nss_status status = NSS_STATUS_NOTFOUND; | |
275 | ||
a68b0d31 UD |
276 | /* Run through available functions, starting with the same function last |
277 | run. We will repeat each function as long as it succeeds, and then go | |
278 | on to the next service action. */ | |
684ae515 UD |
279 | int no_more = datap->nip == NULL; |
280 | if (! no_more) | |
281 | { | |
3cc3ef96 RM |
282 | #ifdef USE_NSCD |
283 | /* This bogus function pointer is a special marker left by | |
66ce3cb1 SE |
284 | __nscd_setnetgrent to tell us to use the data it left |
285 | before considering any modules. */ | |
684ae515 UD |
286 | if (datap->nip == (service_user *) -1l) |
287 | fct = nscd_getnetgrent; | |
288 | else | |
3cc3ef96 | 289 | #endif |
684ae515 UD |
290 | { |
291 | fct = __nss_lookup_function (datap->nip, "getnetgrent_r"); | |
292 | no_more = fct == NULL; | |
293 | } | |
a68b0d31 | 294 | |
66ce3cb1 | 295 | while (! no_more) |
11336c16 | 296 | { |
66ce3cb1 | 297 | status = DL_CALL_FCT (*fct, (datap, buffer, buflen, &errno)); |
11336c16 | 298 | |
66ce3cb1 SE |
299 | if (status == NSS_STATUS_RETURN |
300 | /* The service returned a NOTFOUND, but there are more groups that | |
301 | we need to resolve before we give up. */ | |
302 | || (status == NSS_STATUS_NOTFOUND && datap->needed_groups != NULL)) | |
ff3cacc5 | 303 | { |
66ce3cb1 SE |
304 | /* This was the last one for this group. Look at next group |
305 | if available. */ | |
306 | int found = 0; | |
307 | while (datap->needed_groups != NULL && ! found) | |
308 | { | |
309 | struct name_list *tmp = datap->needed_groups; | |
310 | datap->needed_groups = datap->needed_groups->next; | |
311 | tmp->next = datap->known_groups; | |
312 | datap->known_groups = tmp; | |
313 | ||
314 | found = __internal_setnetgrent_reuse (datap->known_groups->name, | |
315 | datap, errnop); | |
316 | } | |
317 | ||
318 | if (found && datap->nip != NULL) | |
319 | { | |
320 | fct = __nss_lookup_function (datap->nip, "getnetgrent_r"); | |
321 | if (fct != NULL) | |
322 | continue; | |
323 | } | |
ff3cacc5 | 324 | } |
66ce3cb1 | 325 | else if (status == NSS_STATUS_SUCCESS && datap->type == group_val) |
11336c16 | 326 | { |
66ce3cb1 SE |
327 | /* The last entry was a name of another netgroup. */ |
328 | struct name_list *namep; | |
329 | ||
330 | /* Ignore if we've seen the name before. */ | |
331 | for (namep = datap->known_groups; namep != NULL; | |
332 | namep = namep->next) | |
333 | if (strcmp (datap->val.group, namep->name) == 0) | |
334 | break; | |
335 | if (namep == NULL) | |
336 | for (namep = datap->needed_groups; namep != NULL; | |
337 | namep = namep->next) | |
338 | if (strcmp (datap->val.group, namep->name) == 0) | |
339 | break; | |
340 | if (namep != NULL) | |
341 | /* Really ignore. */ | |
342 | continue; | |
343 | ||
344 | size_t group_len = strlen (datap->val.group) + 1; | |
345 | namep = (struct name_list *) malloc (sizeof (struct name_list) | |
346 | + group_len); | |
347 | if (namep == NULL) | |
348 | /* We are out of memory. */ | |
349 | status = NSS_STATUS_RETURN; | |
350 | else | |
351 | { | |
352 | namep->next = datap->needed_groups; | |
353 | memcpy (namep->name, datap->val.group, group_len); | |
354 | datap->needed_groups = namep; | |
355 | /* And get the next entry. */ | |
356 | continue; | |
357 | } | |
11336c16 | 358 | } |
66ce3cb1 | 359 | break; |
11336c16 | 360 | } |
a68b0d31 UD |
361 | } |
362 | ||
363 | if (status == NSS_STATUS_SUCCESS) | |
364 | { | |
afd4eb37 UD |
365 | *hostp = (char *) datap->val.triple.host; |
366 | *userp = (char *) datap->val.triple.user; | |
367 | *domainp = (char *) datap->val.triple.domain; | |
a68b0d31 UD |
368 | } |
369 | ||
2303f5fd UD |
370 | return status == NSS_STATUS_SUCCESS ? 1 : 0; |
371 | } | |
86466cd9 | 372 | libc_hidden_def (__internal_getnetgrent_r) |
2303f5fd UD |
373 | |
374 | /* The real entry point. */ | |
375 | int | |
376 | __getnetgrent_r (char **hostp, char **userp, char **domainp, | |
377 | char *buffer, size_t buflen) | |
378 | { | |
379 | enum nss_status status; | |
380 | ||
381 | __libc_lock_lock (lock); | |
382 | ||
86466cd9 | 383 | status = __internal_getnetgrent_r (hostp, userp, domainp, &dataset, |
66ce3cb1 | 384 | buffer, buflen, &errno); |
2303f5fd | 385 | |
a68b0d31 UD |
386 | __libc_lock_unlock (lock); |
387 | ||
2303f5fd | 388 | return status; |
a68b0d31 UD |
389 | } |
390 | weak_alias (__getnetgrent_r, getnetgrent_r) | |
391 | \f | |
392 | /* Test whether given (host,user,domain) triple is in NETGROUP. */ | |
393 | int | |
394 | innetgr (const char *netgroup, const char *host, const char *user, | |
395 | const char *domain) | |
396 | { | |
3cc3ef96 | 397 | #ifdef USE_NSCD |
684ae515 UD |
398 | if (__nss_not_use_nscd_netgroup > 0 |
399 | && ++__nss_not_use_nscd_netgroup > NSS_NSCD_RETRY) | |
400 | __nss_not_use_nscd_netgroup = 0; | |
401 | ||
402 | if (!__nss_not_use_nscd_netgroup | |
403 | && !__nss_database_custom[NSS_DBSIDX_netgroup]) | |
404 | { | |
405 | int result = __nscd_innetgr (netgroup, host, user, domain); | |
406 | if (result >= 0) | |
407 | return result; | |
408 | } | |
3cc3ef96 | 409 | #endif |
684ae515 | 410 | |
fb776f3e AJ |
411 | union |
412 | { | |
5ce33a62 | 413 | enum nss_status (*f) (const char *, struct __netgrent *); |
fb776f3e AJ |
414 | void *ptr; |
415 | } setfct; | |
ff3cacc5 UD |
416 | void (*endfct) (struct __netgrent *); |
417 | int (*getfct) (struct __netgrent *, char *, size_t, int *); | |
8500b0ca | 418 | struct __netgrent entry; |
a68b0d31 | 419 | int result = 0; |
11336c16 | 420 | const char *current_group = netgroup; |
a68b0d31 | 421 | |
8500b0ca | 422 | memset (&entry, '\0', sizeof (entry)); |
a5753206 | 423 | |
a68b0d31 UD |
424 | /* Walk through the services until we found an answer or we shall |
425 | not work further. We can do some optimization here. Since all | |
426 | services must provide the `setnetgrent' function we can do all | |
427 | the work during one walk through the service list. */ | |
11336c16 | 428 | while (1) |
a68b0d31 | 429 | { |
ff3cacc5 | 430 | int no_more = setup (&setfct.ptr, &entry.nip); |
11336c16 | 431 | while (! no_more) |
a68b0d31 | 432 | { |
ff3cacc5 UD |
433 | assert (entry.data == NULL); |
434 | ||
11336c16 | 435 | /* Open netgroup. */ |
75d39ff2 UD |
436 | enum nss_status status = DL_CALL_FCT (*setfct.f, |
437 | (current_group, &entry)); | |
8500b0ca | 438 | |
11336c16 | 439 | if (status == NSS_STATUS_SUCCESS |
ff3cacc5 UD |
440 | && (getfct = __nss_lookup_function (entry.nip, "getnetgrent_r")) |
441 | != NULL) | |
a68b0d31 | 442 | { |
11336c16 | 443 | char buffer[1024]; |
11336c16 | 444 | |
75d39ff2 UD |
445 | while (DL_CALL_FCT (*getfct, |
446 | (&entry, buffer, sizeof buffer, &errno)) | |
11336c16 | 447 | == NSS_STATUS_SUCCESS) |
a68b0d31 | 448 | { |
11336c16 UD |
449 | if (entry.type == group_val) |
450 | { | |
451 | /* Make sure we haven't seen the name before. */ | |
452 | struct name_list *namep; | |
453 | ||
8500b0ca UD |
454 | for (namep = entry.known_groups; namep != NULL; |
455 | namep = namep->next) | |
11336c16 UD |
456 | if (strcmp (entry.val.group, namep->name) == 0) |
457 | break; | |
960e5535 UD |
458 | if (namep == NULL) |
459 | for (namep = entry.needed_groups; namep != NULL; | |
460 | namep = namep->next) | |
461 | if (strcmp (entry.val.group, namep->name) == 0) | |
462 | break; | |
11336c16 UD |
463 | if (namep == NULL |
464 | && strcmp (netgroup, entry.val.group) != 0) | |
465 | { | |
2486480e | 466 | size_t group_len = strlen (entry.val.group) + 1; |
11336c16 | 467 | namep = |
2486480e UD |
468 | (struct name_list *) malloc (sizeof (*namep) |
469 | + group_len); | |
470 | if (namep == NULL) | |
11336c16 UD |
471 | { |
472 | /* Out of memory, simply return. */ | |
11336c16 UD |
473 | result = -1; |
474 | break; | |
475 | } | |
476 | ||
8500b0ca | 477 | namep->next = entry.needed_groups; |
2486480e | 478 | memcpy (namep->name, entry.val.group, group_len); |
8500b0ca | 479 | entry.needed_groups = namep; |
11336c16 UD |
480 | } |
481 | } | |
482 | else | |
483 | { | |
11336c16 | 484 | if ((entry.val.triple.host == NULL || host == NULL |
b77e6cd6 | 485 | || __strcasecmp (entry.val.triple.host, host) == 0) |
11336c16 UD |
486 | && (entry.val.triple.user == NULL || user == NULL |
487 | || strcmp (entry.val.triple.user, user) == 0) | |
488 | && (entry.val.triple.domain == NULL || domain == NULL | |
b77e6cd6 UD |
489 | || __strcasecmp (entry.val.triple.domain, |
490 | domain) == 0)) | |
11336c16 UD |
491 | { |
492 | result = 1; | |
493 | break; | |
494 | } | |
495 | } | |
a68b0d31 | 496 | } |
11336c16 | 497 | |
11336c16 UD |
498 | /* If we found one service which does know the given |
499 | netgroup we don't try further. */ | |
500 | status = NSS_STATUS_RETURN; | |
a68b0d31 UD |
501 | } |
502 | ||
11336c16 | 503 | /* Free all resources of the service. */ |
ff3cacc5 UD |
504 | endfct = __nss_lookup_function (entry.nip, "endnetgrent"); |
505 | if (endfct != NULL) | |
75d39ff2 | 506 | DL_CALL_FCT (*endfct, (&entry)); |
a68b0d31 | 507 | |
9c5a7904 UD |
508 | if (result != 0) |
509 | break; | |
510 | ||
11336c16 | 511 | /* Look for the next service. */ |
384ca551 UD |
512 | no_more = __nss_next2 (&entry.nip, "setnetgrent", NULL, |
513 | &setfct.ptr, status, 0); | |
a68b0d31 UD |
514 | } |
515 | ||
8500b0ca | 516 | if (result == 0 && entry.needed_groups != NULL) |
11336c16 | 517 | { |
8500b0ca UD |
518 | struct name_list *tmp = entry.needed_groups; |
519 | entry.needed_groups = tmp->next; | |
520 | tmp->next = entry.known_groups; | |
521 | entry.known_groups = tmp; | |
684ae515 | 522 | current_group = tmp->name; |
11336c16 UD |
523 | continue; |
524 | } | |
a68b0d31 | 525 | |
11336c16 UD |
526 | /* No way out. */ |
527 | break; | |
a68b0d31 UD |
528 | } |
529 | ||
11336c16 | 530 | /* Free the memory. */ |
8500b0ca | 531 | free_memory (&entry); |
11336c16 | 532 | |
9c5a7904 | 533 | return result == 1; |
a68b0d31 | 534 | } |
a585ba22 | 535 | libc_hidden_def (innetgr) |