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5615eaf2 RM |
1 | /* Copyright (C) 1996,1997,1998,1999,2002,2004,2005,2007,2011 |
2 | Free Software Foundation, Inc. | |
afd4eb37 | 3 | This file is part of the GNU C Library. |
a68b0d31 | 4 | |
afd4eb37 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
a68b0d31 | 9 | |
afd4eb37 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
a68b0d31 | 14 | |
41bdb6e2 AJ |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
a68b0d31 | 19 | |
ff3cacc5 | 20 | #include <assert.h> |
384ca551 | 21 | #include <atomic.h> |
5107cf1d | 22 | #include <bits/libc-lock.h> |
6591c335 | 23 | #include <errno.h> |
a68b0d31 | 24 | #include <netdb.h> |
384ca551 | 25 | #include <stdbool.h> |
afd4eb37 | 26 | #include <stdlib.h> |
2303f5fd | 27 | #include <string.h> |
a68b0d31 UD |
28 | #include "netgroup.h" |
29 | #include "nsswitch.h" | |
384ca551 | 30 | #include <sysdep.h> |
684ae515 | 31 | #include <nscd/nscd_proto.h> |
a68b0d31 UD |
32 | |
33 | ||
34 | /* Protect above variable against multiple uses at the same time. */ | |
35 | __libc_lock_define_initialized (static, lock) | |
36 | ||
2303f5fd UD |
37 | /* The whole information for the set/get/endnetgrent functions are |
38 | kept in this structure. */ | |
39 | static struct __netgrent dataset; | |
11336c16 | 40 | |
a68b0d31 | 41 | /* The lookup function for the first entry of this service. */ |
ff3cacc5 | 42 | extern int __nss_netgroup_lookup (service_user **nipp, const char *name, |
f7ddf3d3 | 43 | void **fctp) internal_function; |
a68b0d31 | 44 | |
ff3cacc5 | 45 | /* Set up NIP to run through the services. Return nonzero if there are no |
a68b0d31 | 46 | services (left). */ |
ff3cacc5 UD |
47 | static int |
48 | setup (void **fctp, service_user **nipp) | |
a68b0d31 | 49 | { |
2303f5fd | 50 | /* Remember the first service_entry, it's always the same. */ |
384ca551 | 51 | static bool startp_initialized; |
390500b1 | 52 | static service_user *startp; |
a68b0d31 | 53 | int no_more; |
2303f5fd | 54 | |
384ca551 | 55 | if (!startp_initialized) |
a68b0d31 | 56 | { |
8500b0ca UD |
57 | /* Executing this more than once at the same time must yield the |
58 | same result every time. So we need no locking. */ | |
ff3cacc5 | 59 | no_more = __nss_netgroup_lookup (nipp, "setnetgrent", fctp); |
8500b0ca | 60 | startp = no_more ? (service_user *) -1 : *nipp; |
384ca551 UD |
61 | PTR_MANGLE (startp); |
62 | atomic_write_barrier (); | |
63 | startp_initialized = true; | |
a68b0d31 | 64 | } |
a68b0d31 UD |
65 | else |
66 | { | |
384ca551 UD |
67 | service_user *nip = startp; |
68 | PTR_DEMANGLE (nip); | |
69 | if (nip == (service_user *) -1) | |
70 | /* No services at all. */ | |
71 | return 1; | |
72 | ||
ff3cacc5 | 73 | /* Reset to the beginning of the service list. */ |
384ca551 | 74 | *nipp = nip; |
a68b0d31 | 75 | /* Look up the first function. */ |
384ca551 | 76 | no_more = __nss_lookup (nipp, "setnetgrent", NULL, fctp); |
a68b0d31 UD |
77 | } |
78 | return no_more; | |
79 | } | |
80 | \f | |
11336c16 UD |
81 | /* Free used memory. */ |
82 | static void | |
2303f5fd | 83 | free_memory (struct __netgrent *data) |
11336c16 | 84 | { |
2303f5fd | 85 | while (data->known_groups != NULL) |
11336c16 | 86 | { |
2303f5fd UD |
87 | struct name_list *tmp = data->known_groups; |
88 | data->known_groups = data->known_groups->next; | |
11336c16 UD |
89 | free (tmp); |
90 | } | |
91 | ||
2303f5fd | 92 | while (data->needed_groups != NULL) |
11336c16 | 93 | { |
2303f5fd UD |
94 | struct name_list *tmp = data->needed_groups; |
95 | data->needed_groups = data->needed_groups->next; | |
11336c16 UD |
96 | free (tmp); |
97 | } | |
98 | } | |
99 | \f | |
ff3cacc5 UD |
100 | static void |
101 | endnetgrent_hook (struct __netgrent *datap) | |
102 | { | |
103 | enum nss_status (*endfct) (struct __netgrent *); | |
104 | ||
684ae515 | 105 | if (datap->nip == NULL || datap->nip == (service_user *) -1l) |
ff3cacc5 UD |
106 | return; |
107 | ||
108 | endfct = __nss_lookup_function (datap->nip, "endnetgrent"); | |
109 | if (endfct != NULL) | |
110 | (void) (*endfct) (datap); | |
111 | datap->nip = NULL; | |
112 | } | |
113 | ||
11336c16 | 114 | static int |
dfd2257a | 115 | internal_function |
d71b808a UD |
116 | __internal_setnetgrent_reuse (const char *group, struct __netgrent *datap, |
117 | int *errnop) | |
a68b0d31 | 118 | { |
fb776f3e AJ |
119 | union |
120 | { | |
121 | enum nss_status (*f) (const char *, struct __netgrent *); | |
122 | void *ptr; | |
123 | } fct; | |
a68b0d31 | 124 | enum nss_status status = NSS_STATUS_UNAVAIL; |
11336c16 | 125 | struct name_list *new_elem; |
a68b0d31 | 126 | |
ff3cacc5 UD |
127 | /* Free data from previous service. */ |
128 | endnetgrent_hook (datap); | |
129 | ||
a68b0d31 | 130 | /* Cycle through all the services and run their setnetgrent functions. */ |
ff3cacc5 | 131 | int no_more = setup (&fct.ptr, &datap->nip); |
a68b0d31 UD |
132 | while (! no_more) |
133 | { | |
ff3cacc5 UD |
134 | assert (datap->data == NULL); |
135 | ||
384ca551 | 136 | /* Ignore status, we force check in `__nss_next2'. */ |
75d39ff2 | 137 | status = DL_CALL_FCT (*fct.f, (group, datap)); |
a68b0d31 | 138 | |
ff3cacc5 | 139 | service_user *old_nip = datap->nip; |
384ca551 UD |
140 | no_more = __nss_next2 (&datap->nip, "setnetgrent", NULL, &fct.ptr, |
141 | status, 0); | |
ff3cacc5 UD |
142 | |
143 | if (status == NSS_STATUS_SUCCESS && ! no_more) | |
144 | { | |
145 | enum nss_status (*endfct) (struct __netgrent *); | |
146 | ||
147 | endfct = __nss_lookup_function (old_nip, "endnetgrent"); | |
148 | if (endfct != NULL) | |
75d39ff2 | 149 | (void) DL_CALL_FCT (*endfct, (datap)); |
ff3cacc5 | 150 | } |
a68b0d31 UD |
151 | } |
152 | ||
11336c16 | 153 | /* Add the current group to the list of known groups. */ |
2486480e UD |
154 | size_t group_len = strlen (group) + 1; |
155 | new_elem = (struct name_list *) malloc (sizeof (struct name_list) | |
156 | + group_len); | |
157 | if (new_elem == NULL) | |
11336c16 | 158 | { |
d71b808a UD |
159 | *errnop = errno; |
160 | status = NSS_STATUS_TRYAGAIN; | |
11336c16 UD |
161 | } |
162 | else | |
163 | { | |
2303f5fd | 164 | new_elem->next = datap->known_groups; |
2486480e | 165 | memcpy (new_elem->name, group, group_len); |
2303f5fd | 166 | datap->known_groups = new_elem; |
11336c16 | 167 | } |
a68b0d31 UD |
168 | |
169 | return status == NSS_STATUS_SUCCESS; | |
170 | } | |
171 | ||
ee600e3f UD |
172 | int internal_setnetgrent (const char *group, struct __netgrent *datap); |
173 | libc_hidden_proto (internal_setnetgrent) | |
174 | ||
175 | int | |
e78f615d | 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 | } |
ee600e3f | 183 | libc_hidden_def (internal_setnetgrent) |
e78f615d | 184 | strong_alias (internal_setnetgrent, __internal_setnetgrent) |
2303f5fd | 185 | |
11336c16 UD |
186 | int |
187 | setnetgrent (const char *group) | |
188 | { | |
189 | int result; | |
190 | ||
191 | __libc_lock_lock (lock); | |
192 | ||
684ae515 UD |
193 | if (__nss_not_use_nscd_netgroup > 0 |
194 | && ++__nss_not_use_nscd_netgroup > NSS_NSCD_RETRY) | |
195 | __nss_not_use_nscd_netgroup = 0; | |
196 | ||
197 | if (!__nss_not_use_nscd_netgroup | |
198 | && !__nss_database_custom[NSS_DBSIDX_netgroup]) | |
199 | { | |
200 | result = __nscd_setnetgrent (group, &dataset); | |
201 | if (result >= 0) | |
202 | goto out; | |
203 | } | |
204 | ||
e78f615d | 205 | result = internal_setnetgrent (group, &dataset); |
11336c16 | 206 | |
684ae515 | 207 | out: |
11336c16 UD |
208 | __libc_lock_unlock (lock); |
209 | ||
210 | return result; | |
211 | } | |
212 | ||
ee600e3f UD |
213 | void internal_endnetgrent (struct __netgrent *datap); |
214 | libc_hidden_proto (internal_endnetgrent) | |
215 | ||
216 | void | |
e78f615d | 217 | internal_endnetgrent (struct __netgrent *datap) |
a68b0d31 | 218 | { |
ff3cacc5 | 219 | endnetgrent_hook (datap); |
11336c16 | 220 | /* Now free list of all netgroup names from last run. */ |
2303f5fd UD |
221 | free_memory (datap); |
222 | } | |
ee600e3f | 223 | libc_hidden_def (internal_endnetgrent) |
e78f615d | 224 | strong_alias (internal_endnetgrent, __internal_endnetgrent) |
2303f5fd UD |
225 | |
226 | ||
227 | void | |
228 | endnetgrent (void) | |
229 | { | |
230 | __libc_lock_lock (lock); | |
231 | ||
2a54ad77 | 232 | internal_endnetgrent (&dataset); |
11336c16 | 233 | |
a68b0d31 UD |
234 | __libc_lock_unlock (lock); |
235 | } | |
236 | ||
237 | ||
ee600e3f UD |
238 | int internal_getnetgrent_r (char **hostp, char **userp, char **domainp, |
239 | struct __netgrent *datap, | |
240 | char *buffer, size_t buflen, int *errnop); | |
241 | libc_hidden_proto (internal_getnetgrent_r) | |
242 | ||
684ae515 UD |
243 | |
244 | static enum nss_status | |
245 | nscd_getnetgrent (struct __netgrent *datap, char *buffer, size_t buflen, | |
246 | int *errnop) | |
247 | { | |
248 | if (datap->cursor >= datap->data + datap->data_size) | |
249 | return NSS_STATUS_UNAVAIL; | |
250 | ||
251 | datap->type = triple_val; | |
252 | datap->val.triple.host = datap->cursor; | |
a843a204 | 253 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
684ae515 | 254 | datap->val.triple.user = datap->cursor; |
a843a204 | 255 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
684ae515 | 256 | datap->val.triple.domain = datap->cursor; |
a843a204 | 257 | datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; |
684ae515 UD |
258 | |
259 | return NSS_STATUS_SUCCESS; | |
260 | } | |
261 | ||
262 | ||
ee600e3f | 263 | int |
e78f615d | 264 | internal_getnetgrent_r (char **hostp, char **userp, char **domainp, |
01c901a5 | 265 | struct __netgrent *datap, |
d71b808a | 266 | char *buffer, size_t buflen, int *errnop) |
a68b0d31 | 267 | { |
ff3cacc5 | 268 | enum nss_status (*fct) (struct __netgrent *, char *, size_t, int *); |
a68b0d31 UD |
269 | |
270 | /* Initialize status to return if no more functions are found. */ | |
271 | enum nss_status status = NSS_STATUS_NOTFOUND; | |
272 | ||
a68b0d31 UD |
273 | /* Run through available functions, starting with the same function last |
274 | run. We will repeat each function as long as it succeeds, and then go | |
275 | on to the next service action. */ | |
684ae515 UD |
276 | int no_more = datap->nip == NULL; |
277 | if (! no_more) | |
278 | { | |
279 | if (datap->nip == (service_user *) -1l) | |
280 | fct = nscd_getnetgrent; | |
281 | else | |
282 | { | |
283 | fct = __nss_lookup_function (datap->nip, "getnetgrent_r"); | |
284 | no_more = fct == NULL; | |
285 | } | |
286 | } | |
287 | ||
a68b0d31 UD |
288 | while (! no_more) |
289 | { | |
75d39ff2 | 290 | status = DL_CALL_FCT (*fct, (datap, buffer, buflen, &errno)); |
a68b0d31 | 291 | |
11336c16 UD |
292 | if (status == NSS_STATUS_RETURN) |
293 | { | |
294 | /* This was the last one for this group. Look at next group | |
295 | if available. */ | |
296 | int found = 0; | |
2303f5fd | 297 | while (datap->needed_groups != NULL && ! found) |
11336c16 | 298 | { |
2303f5fd UD |
299 | struct name_list *tmp = datap->needed_groups; |
300 | datap->needed_groups = datap->needed_groups->next; | |
301 | tmp->next = datap->known_groups; | |
302 | datap->known_groups = tmp; | |
11336c16 | 303 | |
2303f5fd | 304 | found = __internal_setnetgrent_reuse (datap->known_groups->name, |
d71b808a | 305 | datap, errnop); |
11336c16 UD |
306 | } |
307 | ||
ff3cacc5 UD |
308 | if (found && datap->nip != NULL) |
309 | { | |
310 | fct = __nss_lookup_function (datap->nip, "getnetgrent_r"); | |
311 | if (fct != NULL) | |
312 | continue; | |
313 | } | |
11336c16 | 314 | } |
2303f5fd | 315 | else if (status == NSS_STATUS_SUCCESS && datap->type == group_val) |
11336c16 UD |
316 | { |
317 | /* The last entry was a name of another netgroup. */ | |
318 | struct name_list *namep; | |
319 | ||
320 | /* Ignore if we've seen the name before. */ | |
2303f5fd UD |
321 | for (namep = datap->known_groups; namep != NULL; |
322 | namep = namep->next) | |
323 | if (strcmp (datap->val.group, namep->name) == 0) | |
11336c16 | 324 | break; |
5d4cf042 UD |
325 | if (namep == NULL) |
326 | for (namep = datap->needed_groups; namep != NULL; | |
327 | namep = namep->next) | |
328 | if (strcmp (datap->val.group, namep->name) == 0) | |
56d4baf3 | 329 | break; |
11336c16 UD |
330 | if (namep != NULL) |
331 | /* Really ignore. */ | |
332 | continue; | |
333 | ||
2486480e UD |
334 | size_t group_len = strlen (datap->val.group) + 1; |
335 | namep = (struct name_list *) malloc (sizeof (struct name_list) | |
336 | + group_len); | |
337 | if (namep == NULL) | |
338 | /* We are out of memory. */ | |
339 | status = NSS_STATUS_RETURN; | |
11336c16 UD |
340 | else |
341 | { | |
2303f5fd | 342 | namep->next = datap->needed_groups; |
2486480e | 343 | memcpy (namep->name, datap->val.group, group_len); |
2303f5fd | 344 | datap->needed_groups = namep; |
11336c16 UD |
345 | /* And get the next entry. */ |
346 | continue; | |
347 | } | |
348 | } | |
349 | ||
ff3cacc5 | 350 | break; |
a68b0d31 UD |
351 | } |
352 | ||
353 | if (status == NSS_STATUS_SUCCESS) | |
354 | { | |
afd4eb37 UD |
355 | *hostp = (char *) datap->val.triple.host; |
356 | *userp = (char *) datap->val.triple.user; | |
357 | *domainp = (char *) datap->val.triple.domain; | |
a68b0d31 UD |
358 | } |
359 | ||
2303f5fd UD |
360 | return status == NSS_STATUS_SUCCESS ? 1 : 0; |
361 | } | |
ee600e3f | 362 | libc_hidden_def (internal_getnetgrent_r) |
e78f615d | 363 | strong_alias (internal_getnetgrent_r, __internal_getnetgrent_r) |
2303f5fd UD |
364 | |
365 | /* The real entry point. */ | |
366 | int | |
367 | __getnetgrent_r (char **hostp, char **userp, char **domainp, | |
368 | char *buffer, size_t buflen) | |
369 | { | |
370 | enum nss_status status; | |
371 | ||
372 | __libc_lock_lock (lock); | |
373 | ||
2a54ad77 RM |
374 | status = internal_getnetgrent_r (hostp, userp, domainp, &dataset, |
375 | buffer, buflen, &errno); | |
2303f5fd | 376 | |
a68b0d31 UD |
377 | __libc_lock_unlock (lock); |
378 | ||
2303f5fd | 379 | return status; |
a68b0d31 UD |
380 | } |
381 | weak_alias (__getnetgrent_r, getnetgrent_r) | |
382 | \f | |
383 | /* Test whether given (host,user,domain) triple is in NETGROUP. */ | |
384 | int | |
385 | innetgr (const char *netgroup, const char *host, const char *user, | |
386 | const char *domain) | |
387 | { | |
684ae515 UD |
388 | if (__nss_not_use_nscd_netgroup > 0 |
389 | && ++__nss_not_use_nscd_netgroup > NSS_NSCD_RETRY) | |
390 | __nss_not_use_nscd_netgroup = 0; | |
391 | ||
392 | if (!__nss_not_use_nscd_netgroup | |
393 | && !__nss_database_custom[NSS_DBSIDX_netgroup]) | |
394 | { | |
395 | int result = __nscd_innetgr (netgroup, host, user, domain); | |
396 | if (result >= 0) | |
397 | return result; | |
398 | } | |
399 | ||
fb776f3e AJ |
400 | union |
401 | { | |
5ce33a62 | 402 | enum nss_status (*f) (const char *, struct __netgrent *); |
fb776f3e AJ |
403 | void *ptr; |
404 | } setfct; | |
ff3cacc5 UD |
405 | void (*endfct) (struct __netgrent *); |
406 | int (*getfct) (struct __netgrent *, char *, size_t, int *); | |
8500b0ca | 407 | struct __netgrent entry; |
a68b0d31 | 408 | int result = 0; |
11336c16 | 409 | const char *current_group = netgroup; |
a68b0d31 | 410 | |
8500b0ca | 411 | memset (&entry, '\0', sizeof (entry)); |
a5753206 | 412 | |
a68b0d31 UD |
413 | /* Walk through the services until we found an answer or we shall |
414 | not work further. We can do some optimization here. Since all | |
415 | services must provide the `setnetgrent' function we can do all | |
416 | the work during one walk through the service list. */ | |
11336c16 | 417 | while (1) |
a68b0d31 | 418 | { |
ff3cacc5 | 419 | int no_more = setup (&setfct.ptr, &entry.nip); |
11336c16 | 420 | while (! no_more) |
a68b0d31 | 421 | { |
ff3cacc5 UD |
422 | assert (entry.data == NULL); |
423 | ||
11336c16 | 424 | /* Open netgroup. */ |
75d39ff2 UD |
425 | enum nss_status status = DL_CALL_FCT (*setfct.f, |
426 | (current_group, &entry)); | |
8500b0ca | 427 | |
11336c16 | 428 | if (status == NSS_STATUS_SUCCESS |
ff3cacc5 UD |
429 | && (getfct = __nss_lookup_function (entry.nip, "getnetgrent_r")) |
430 | != NULL) | |
a68b0d31 | 431 | { |
11336c16 | 432 | char buffer[1024]; |
11336c16 | 433 | |
75d39ff2 UD |
434 | while (DL_CALL_FCT (*getfct, |
435 | (&entry, buffer, sizeof buffer, &errno)) | |
11336c16 | 436 | == NSS_STATUS_SUCCESS) |
a68b0d31 | 437 | { |
11336c16 UD |
438 | if (entry.type == group_val) |
439 | { | |
440 | /* Make sure we haven't seen the name before. */ | |
441 | struct name_list *namep; | |
442 | ||
8500b0ca UD |
443 | for (namep = entry.known_groups; namep != NULL; |
444 | namep = namep->next) | |
11336c16 UD |
445 | if (strcmp (entry.val.group, namep->name) == 0) |
446 | break; | |
960e5535 UD |
447 | if (namep == NULL) |
448 | for (namep = entry.needed_groups; namep != NULL; | |
449 | namep = namep->next) | |
450 | if (strcmp (entry.val.group, namep->name) == 0) | |
451 | break; | |
11336c16 UD |
452 | if (namep == NULL |
453 | && strcmp (netgroup, entry.val.group) != 0) | |
454 | { | |
2486480e | 455 | size_t group_len = strlen (entry.val.group) + 1; |
11336c16 | 456 | namep = |
2486480e UD |
457 | (struct name_list *) malloc (sizeof (*namep) |
458 | + group_len); | |
459 | if (namep == NULL) | |
11336c16 UD |
460 | { |
461 | /* Out of memory, simply return. */ | |
11336c16 UD |
462 | result = -1; |
463 | break; | |
464 | } | |
465 | ||
8500b0ca | 466 | namep->next = entry.needed_groups; |
2486480e | 467 | memcpy (namep->name, entry.val.group, group_len); |
8500b0ca | 468 | entry.needed_groups = namep; |
11336c16 UD |
469 | } |
470 | } | |
471 | else | |
472 | { | |
11336c16 | 473 | if ((entry.val.triple.host == NULL || host == NULL |
b77e6cd6 | 474 | || __strcasecmp (entry.val.triple.host, host) == 0) |
11336c16 UD |
475 | && (entry.val.triple.user == NULL || user == NULL |
476 | || strcmp (entry.val.triple.user, user) == 0) | |
477 | && (entry.val.triple.domain == NULL || domain == NULL | |
b77e6cd6 UD |
478 | || __strcasecmp (entry.val.triple.domain, |
479 | domain) == 0)) | |
11336c16 UD |
480 | { |
481 | result = 1; | |
482 | break; | |
483 | } | |
484 | } | |
a68b0d31 | 485 | } |
11336c16 | 486 | |
11336c16 UD |
487 | /* If we found one service which does know the given |
488 | netgroup we don't try further. */ | |
489 | status = NSS_STATUS_RETURN; | |
a68b0d31 UD |
490 | } |
491 | ||
11336c16 | 492 | /* Free all resources of the service. */ |
ff3cacc5 UD |
493 | endfct = __nss_lookup_function (entry.nip, "endnetgrent"); |
494 | if (endfct != NULL) | |
75d39ff2 | 495 | DL_CALL_FCT (*endfct, (&entry)); |
a68b0d31 | 496 | |
9c5a7904 UD |
497 | if (result != 0) |
498 | break; | |
499 | ||
11336c16 | 500 | /* Look for the next service. */ |
384ca551 UD |
501 | no_more = __nss_next2 (&entry.nip, "setnetgrent", NULL, |
502 | &setfct.ptr, status, 0); | |
a68b0d31 UD |
503 | } |
504 | ||
8500b0ca | 505 | if (result == 0 && entry.needed_groups != NULL) |
11336c16 | 506 | { |
8500b0ca UD |
507 | struct name_list *tmp = entry.needed_groups; |
508 | entry.needed_groups = tmp->next; | |
509 | tmp->next = entry.known_groups; | |
510 | entry.known_groups = tmp; | |
684ae515 | 511 | current_group = tmp->name; |
11336c16 UD |
512 | continue; |
513 | } | |
a68b0d31 | 514 | |
11336c16 UD |
515 | /* No way out. */ |
516 | break; | |
a68b0d31 UD |
517 | } |
518 | ||
11336c16 | 519 | /* Free the memory. */ |
8500b0ca | 520 | free_memory (&entry); |
11336c16 | 521 | |
9c5a7904 | 522 | return result == 1; |
a68b0d31 | 523 | } |
a585ba22 | 524 | libc_hidden_def (innetgr) |