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d4697bc9 | 1 | /* Copyright (C) 1996-2014 Free Software Foundation, Inc. |
6259ec0d | 2 | This file is part of the GNU C Library. |
b85697f6 | 3 | Contributed by Thorsten Kukuk <kukuk@suse.de>, 1996. |
6259ec0d UD |
4 | |
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. | |
6259ec0d UD |
9 | |
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. |
6259ec0d | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
6259ec0d | 18 | |
ee74a442 | 19 | #include <errno.h> |
cc3fa755 | 20 | #include <fcntl.h> |
6259ec0d UD |
21 | #include <string.h> |
22 | #include <unistd.h> | |
4360eafd | 23 | #include <libintl.h> |
26dee9c4 | 24 | #include <rpc/rpc.h> |
f21acc89 | 25 | #include <rpcsvc/nis.h> |
6259ec0d UD |
26 | #include <rpcsvc/yp.h> |
27 | #include <rpcsvc/ypclnt.h> | |
28 | #include <rpcsvc/ypupd.h> | |
8ccf22f9 | 29 | #include <sys/socket.h> |
9931ba24 | 30 | #include <sys/uio.h> |
cc3fa755 | 31 | #include <bits/libc-lock.h> |
6259ec0d | 32 | |
9931ba24 UD |
33 | /* This should only be defined on systems with a BSD compatible ypbind */ |
34 | #ifndef BINDINGDIR | |
35 | # define BINDINGDIR "/var/yp/binding" | |
36 | #endif | |
37 | ||
6259ec0d UD |
38 | struct dom_binding |
39 | { | |
40 | struct dom_binding *dom_pnext; | |
41 | char dom_domain[YPMAXDOMAIN + 1]; | |
42 | struct sockaddr_in dom_server_addr; | |
43 | int dom_socket; | |
44 | CLIENT *dom_client; | |
6259ec0d UD |
45 | }; |
46 | typedef struct dom_binding dom_binding; | |
47 | ||
3218d55b UD |
48 | static const struct timeval RPCTIMEOUT = {25, 0}; |
49 | static const struct timeval UDPTIMEOUT = {5, 0}; | |
66f72f03 | 50 | static int const MAXTRIES = 2; |
2c2efdc1 | 51 | static char ypdomainname[NIS_MAXNAMELEN + 1]; |
6259ec0d | 52 | __libc_lock_define_initialized (static, ypbindlist_lock) |
2c2efdc1 | 53 | static dom_binding *ypbindlist = NULL; |
6259ec0d | 54 | |
f8b87ef0 | 55 | |
57be8a82 | 56 | static void |
4c9ae37b UD |
57 | yp_bind_client_create (const char *domain, dom_binding *ysd, |
58 | struct ypbind_resp *ypbr) | |
57be8a82 RM |
59 | { |
60 | ysd->dom_server_addr.sin_family = AF_INET; | |
61 | memcpy (&ysd->dom_server_addr.sin_port, | |
62 | ypbr->ypbind_resp_u.ypbind_bindinfo.ypbind_binding_port, | |
63 | sizeof (ysd->dom_server_addr.sin_port)); | |
64 | memcpy (&ysd->dom_server_addr.sin_addr.s_addr, | |
65 | ypbr->ypbind_resp_u.ypbind_bindinfo.ypbind_binding_addr, | |
66 | sizeof (ysd->dom_server_addr.sin_addr.s_addr)); | |
67 | strncpy (ysd->dom_domain, domain, YPMAXDOMAIN); | |
68 | ysd->dom_domain[YPMAXDOMAIN] = '\0'; | |
69 | ||
70 | ysd->dom_socket = RPC_ANYSOCK; | |
8ccf22f9 UD |
71 | #ifdef SOCK_CLOEXEC |
72 | # define xflags SOCK_CLOEXEC | |
73 | #else | |
74 | # define xflags 0 | |
75 | #endif | |
76 | ysd->dom_client = __libc_clntudp_bufcreate (&ysd->dom_server_addr, YPPROG, | |
77 | YPVERS, UDPTIMEOUT, | |
78 | &ysd->dom_socket, | |
79 | UDPMSGSIZE, UDPMSGSIZE, | |
80 | xflags); | |
57be8a82 RM |
81 | |
82 | if (ysd->dom_client != NULL) | |
83 | { | |
8ccf22f9 | 84 | #ifndef SOCK_CLOEXEC |
57be8a82 | 85 | /* If the program exits, close the socket */ |
3900770e | 86 | if (fcntl (ysd->dom_socket, F_SETFD, FD_CLOEXEC) == -1) |
57be8a82 | 87 | perror ("fcntl: F_SETFD"); |
8ccf22f9 | 88 | #endif |
57be8a82 RM |
89 | } |
90 | } | |
91 | ||
4c9ae37b | 92 | #if USE_BINDINGDIR |
57be8a82 | 93 | static void |
4c9ae37b | 94 | yp_bind_file (const char *domain, dom_binding *ysd) |
57be8a82 | 95 | { |
3900770e | 96 | char path[sizeof (BINDINGDIR) + strlen (domain) + 3 * sizeof (unsigned) + 3]; |
57be8a82 | 97 | |
3900770e UD |
98 | snprintf (path, sizeof (path), "%s/%s.%u", BINDINGDIR, domain, YPBINDVERS); |
99 | int fd = open (path, O_RDONLY); | |
57be8a82 RM |
100 | if (fd >= 0) |
101 | { | |
3900770e UD |
102 | /* We have a binding file and could save a RPC call. The file |
103 | contains a port number and the YPBIND_RESP record. The port | |
104 | number (16 bits) can be ignored. */ | |
105 | struct ypbind_resp ypbr; | |
57be8a82 | 106 | |
3900770e | 107 | if (pread (fd, &ypbr, sizeof (ypbr), 2) == sizeof (ypbr)) |
4c9ae37b | 108 | yp_bind_client_create (domain, ysd, &ypbr); |
57be8a82 RM |
109 | |
110 | close (fd); | |
111 | } | |
112 | } | |
4c9ae37b | 113 | #endif |
57be8a82 | 114 | |
6259ec0d | 115 | static int |
4c9ae37b | 116 | yp_bind_ypbindprog (const char *domain, dom_binding *ysd) |
6259ec0d UD |
117 | { |
118 | struct sockaddr_in clnt_saddr; | |
119 | struct ypbind_resp ypbr; | |
6259ec0d UD |
120 | int clnt_sock; |
121 | CLIENT *client; | |
57be8a82 | 122 | |
57be8a82 | 123 | clnt_saddr.sin_family = AF_INET; |
2c2efdc1 | 124 | clnt_saddr.sin_port = 0; |
57be8a82 RM |
125 | clnt_saddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); |
126 | clnt_sock = RPC_ANYSOCK; | |
127 | client = clnttcp_create (&clnt_saddr, YPBINDPROG, YPBINDVERS, | |
128 | &clnt_sock, 0, 0); | |
129 | if (client == NULL) | |
130 | return YPERR_YPBIND; | |
131 | ||
132 | /* Check the port number -- should be < IPPORT_RESERVED. | |
133 | If not, it's possible someone has registered a bogus | |
134 | ypbind with the portmapper and is trying to trick us. */ | |
135 | if (ntohs (clnt_saddr.sin_port) >= IPPORT_RESERVED) | |
136 | { | |
137 | clnt_destroy (client); | |
138 | return YPERR_YPBIND; | |
139 | } | |
140 | ||
141 | if (clnt_call (client, YPBINDPROC_DOMAIN, | |
142 | (xdrproc_t) xdr_domainname, (caddr_t) &domain, | |
143 | (xdrproc_t) xdr_ypbind_resp, | |
144 | (caddr_t) &ypbr, RPCTIMEOUT) != RPC_SUCCESS) | |
145 | { | |
146 | clnt_destroy (client); | |
147 | return YPERR_YPBIND; | |
148 | } | |
149 | ||
150 | clnt_destroy (client); | |
151 | ||
152 | if (ypbr.ypbind_status != YPBIND_SUCC_VAL) | |
153 | { | |
2c2efdc1 | 154 | fprintf (stderr, "YPBINDPROC_DOMAIN: %s\n", |
57be8a82 RM |
155 | ypbinderr_string (ypbr.ypbind_resp_u.ypbind_error)); |
156 | return YPERR_DOMAIN; | |
157 | } | |
158 | memset (&ysd->dom_server_addr, '\0', sizeof ysd->dom_server_addr); | |
159 | ||
4c9ae37b | 160 | yp_bind_client_create (domain, ysd, &ypbr); |
57be8a82 RM |
161 | |
162 | return YPERR_SUCCESS; | |
163 | } | |
164 | ||
165 | static int | |
166 | __yp_bind (const char *domain, dom_binding **ypdb) | |
167 | { | |
168 | dom_binding *ysd = NULL; | |
6259ec0d | 169 | int is_new = 0; |
6259ec0d | 170 | |
6ff5bc68 | 171 | if (domain == NULL || domain[0] == '\0') |
6259ec0d UD |
172 | return YPERR_BADARGS; |
173 | ||
345d9208 UD |
174 | ysd = *ypdb; |
175 | while (ysd != NULL) | |
6259ec0d | 176 | { |
345d9208 UD |
177 | if (strcmp (domain, ysd->dom_domain) == 0) |
178 | break; | |
179 | ysd = ysd->dom_pnext; | |
6259ec0d UD |
180 | } |
181 | ||
182 | if (ysd == NULL) | |
183 | { | |
184 | is_new = 1; | |
bd355af0 | 185 | ysd = (dom_binding *) calloc (1, sizeof *ysd); |
54eb84d0 | 186 | if (__builtin_expect (ysd == NULL, 0)) |
3b965a7d | 187 | return YPERR_RESRC; |
6259ec0d UD |
188 | } |
189 | ||
9931ba24 | 190 | #if USE_BINDINGDIR |
3900770e | 191 | /* Try binding dir at first if we have no binding */ |
57be8a82 | 192 | if (ysd->dom_client == NULL) |
3900770e | 193 | yp_bind_file (domain, ysd); |
9931ba24 UD |
194 | #endif /* USE_BINDINGDIR */ |
195 | ||
b85697f6 UD |
196 | if (ysd->dom_client == NULL) |
197 | { | |
4c9ae37b | 198 | int retval = yp_bind_ypbindprog (domain, ysd); |
57be8a82 | 199 | if (retval != YPERR_SUCCESS) |
b85697f6 | 200 | { |
b85697f6 UD |
201 | if (is_new) |
202 | free (ysd); | |
57be8a82 | 203 | return retval; |
b85697f6 | 204 | } |
6259ec0d | 205 | } |
6259ec0d | 206 | |
b85697f6 UD |
207 | if (ysd->dom_client == NULL) |
208 | { | |
209 | if (is_new) | |
210 | free (ysd); | |
211 | return YPERR_YPSERV; | |
212 | } | |
6259ec0d | 213 | |
47ae3942 | 214 | if (is_new) |
6259ec0d | 215 | { |
345d9208 UD |
216 | ysd->dom_pnext = *ypdb; |
217 | *ypdb = ysd; | |
6259ec0d UD |
218 | } |
219 | ||
6259ec0d UD |
220 | return YPERR_SUCCESS; |
221 | } | |
222 | ||
223 | static void | |
224 | __yp_unbind (dom_binding *ydb) | |
225 | { | |
226 | clnt_destroy (ydb->dom_client); | |
345d9208 | 227 | free (ydb); |
b85697f6 UD |
228 | } |
229 | ||
230 | int | |
231 | yp_bind (const char *indomain) | |
232 | { | |
233 | int status; | |
234 | ||
235 | __libc_lock_lock (ypbindlist_lock); | |
236 | ||
2c2efdc1 | 237 | status = __yp_bind (indomain, &ypbindlist); |
b85697f6 UD |
238 | |
239 | __libc_lock_unlock (ypbindlist_lock); | |
240 | ||
241 | return status; | |
242 | } | |
7440c23e | 243 | libnsl_hidden_def (yp_bind) |
b85697f6 UD |
244 | |
245 | static void | |
246 | yp_unbind_locked (const char *indomain) | |
247 | { | |
248 | dom_binding *ydbptr, *ydbptr2; | |
249 | ||
250 | ydbptr2 = NULL; | |
2c2efdc1 | 251 | ydbptr = ypbindlist; |
b85697f6 UD |
252 | |
253 | while (ydbptr != NULL) | |
254 | { | |
255 | if (strcmp (ydbptr->dom_domain, indomain) == 0) | |
256 | { | |
257 | dom_binding *work; | |
258 | ||
259 | work = ydbptr; | |
260 | if (ydbptr2 == NULL) | |
2c2efdc1 | 261 | ypbindlist = ypbindlist->dom_pnext; |
b85697f6 UD |
262 | else |
263 | ydbptr2 = ydbptr->dom_pnext; | |
264 | __yp_unbind (work); | |
b85697f6 UD |
265 | break; |
266 | } | |
267 | ydbptr2 = ydbptr; | |
268 | ydbptr = ydbptr->dom_pnext; | |
269 | } | |
270 | } | |
271 | ||
272 | void | |
273 | yp_unbind (const char *indomain) | |
274 | { | |
275 | __libc_lock_lock (ypbindlist_lock); | |
276 | ||
277 | yp_unbind_locked (indomain); | |
278 | ||
279 | __libc_lock_unlock (ypbindlist_lock); | |
280 | ||
281 | return; | |
6259ec0d UD |
282 | } |
283 | ||
57be8a82 RM |
284 | static int |
285 | __ypclnt_call (const char *domain, u_long prog, xdrproc_t xargs, | |
286 | caddr_t req, xdrproc_t xres, caddr_t resp, dom_binding **ydb, | |
287 | int print_error) | |
288 | { | |
289 | enum clnt_stat result; | |
290 | ||
291 | result = clnt_call ((*ydb)->dom_client, prog, | |
292 | xargs, req, xres, resp, RPCTIMEOUT); | |
293 | ||
294 | if (result != RPC_SUCCESS) | |
295 | { | |
296 | /* We don't print an error message, if we try our old, | |
297 | cached data. Only print this for data, which should work. */ | |
298 | if (print_error) | |
299 | clnt_perror ((*ydb)->dom_client, "do_ypcall: clnt_call"); | |
300 | ||
301 | return YPERR_RPC; | |
302 | } | |
303 | ||
304 | return YPERR_SUCCESS; | |
305 | } | |
306 | ||
6259ec0d UD |
307 | static int |
308 | do_ypcall (const char *domain, u_long prog, xdrproc_t xargs, | |
309 | caddr_t req, xdrproc_t xres, caddr_t resp) | |
310 | { | |
57be8a82 RM |
311 | dom_binding *ydb; |
312 | int status; | |
a788b6c2 | 313 | int saved_errno = errno; |
6259ec0d | 314 | |
d111572f | 315 | status = YPERR_YPERR; |
6259ec0d | 316 | |
cc3fa755 | 317 | __libc_lock_lock (ypbindlist_lock); |
2c2efdc1 | 318 | ydb = ypbindlist; |
9435d38c | 319 | while (ydb != NULL) |
6259ec0d | 320 | { |
9435d38c | 321 | if (strcmp (domain, ydb->dom_domain) == 0) |
57be8a82 RM |
322 | { |
323 | if (__yp_bind (domain, &ydb) == 0) | |
324 | { | |
325 | /* Call server, print no error message, do not unbind. */ | |
326 | status = __ypclnt_call (domain, prog, xargs, req, xres, | |
327 | resp, &ydb, 0); | |
328 | if (status == YPERR_SUCCESS) | |
329 | { | |
9435d38c | 330 | __libc_lock_unlock (ypbindlist_lock); |
57be8a82 RM |
331 | __set_errno (saved_errno); |
332 | return status; | |
333 | } | |
334 | } | |
335 | /* We use ypbindlist, and the old cached data is | |
336 | invalid. unbind now and create a new binding */ | |
337 | yp_unbind_locked (domain); | |
9435d38c UD |
338 | |
339 | break; | |
57be8a82 | 340 | } |
9435d38c | 341 | ydb = ydb->dom_pnext; |
cc3fa755 | 342 | } |
4c9ae37b | 343 | __libc_lock_unlock (ypbindlist_lock); |
6259ec0d | 344 | |
57be8a82 RM |
345 | /* First try with cached data failed. Now try to get |
346 | current data from the system. */ | |
347 | ydb = NULL; | |
348 | if (__yp_bind (domain, &ydb) == 0) | |
cc3fa755 | 349 | { |
57be8a82 RM |
350 | status = __ypclnt_call (domain, prog, xargs, req, xres, |
351 | resp, &ydb, 1); | |
352 | __yp_unbind (ydb); | |
353 | } | |
6259ec0d | 354 | |
57be8a82 RM |
355 | #if USE_BINDINGDIR |
356 | /* If we support binding dir data, we have a third chance: | |
357 | Ask ypbind. */ | |
358 | if (status != YPERR_SUCCESS) | |
359 | { | |
360 | ydb = calloc (1, sizeof (dom_binding)); | |
2c2efdc1 | 361 | if (ydb != NULL && yp_bind_ypbindprog (domain, ydb) == YPERR_SUCCESS) |
6259ec0d | 362 | { |
57be8a82 RM |
363 | status = __ypclnt_call (domain, prog, xargs, req, xres, |
364 | resp, &ydb, 1); | |
365 | __yp_unbind (ydb); | |
6259ec0d | 366 | } |
d111572f | 367 | else |
57be8a82 | 368 | free (ydb); |
6259ec0d | 369 | } |
57be8a82 | 370 | #endif |
6259ec0d | 371 | |
a788b6c2 UD |
372 | __set_errno (saved_errno); |
373 | ||
d111572f | 374 | return status; |
6259ec0d UD |
375 | } |
376 | ||
2c2efdc1 UD |
377 | /* Like do_ypcall, but translate the status value if necessary. */ |
378 | static int | |
379 | do_ypcall_tr (const char *domain, u_long prog, xdrproc_t xargs, | |
380 | caddr_t req, xdrproc_t xres, caddr_t resp) | |
381 | { | |
382 | int status = do_ypcall (domain, prog, xargs, req, xres, resp); | |
383 | if (status == YPERR_SUCCESS) | |
384 | /* We cast to ypresp_val although the pointer could also be of | |
385 | type ypresp_key_val or ypresp_master or ypresp_order or | |
386 | ypresp_maplist. But the stat element is in a common prefix so | |
387 | this does not matter. */ | |
388 | status = ypprot_err (((struct ypresp_val *) resp)->stat); | |
389 | return status; | |
390 | } | |
391 | ||
6259ec0d UD |
392 | |
393 | __libc_lock_define_initialized (static, domainname_lock) | |
394 | ||
395 | int | |
396 | yp_get_default_domain (char **outdomain) | |
397 | { | |
398 | int result = YPERR_SUCCESS;; | |
399 | *outdomain = NULL; | |
400 | ||
401 | __libc_lock_lock (domainname_lock); | |
402 | ||
2c2efdc1 | 403 | if (ypdomainname[0] == '\0') |
6259ec0d | 404 | { |
2c2efdc1 | 405 | if (getdomainname (ypdomainname, NIS_MAXNAMELEN)) |
6259ec0d | 406 | result = YPERR_NODOM; |
2c2efdc1 | 407 | else if (strcmp (ypdomainname, "(none)") == 0) |
ee74a442 | 408 | { |
b85697f6 | 409 | /* If domainname is not set, some systems will return "(none)" */ |
2c2efdc1 | 410 | ypdomainname[0] = '\0'; |
ee74a442 UD |
411 | result = YPERR_NODOM; |
412 | } | |
6259ec0d | 413 | else |
2c2efdc1 | 414 | *outdomain = ypdomainname; |
6259ec0d UD |
415 | } |
416 | else | |
2c2efdc1 | 417 | *outdomain = ypdomainname; |
6259ec0d UD |
418 | |
419 | __libc_lock_unlock (domainname_lock); | |
420 | ||
421 | return result; | |
422 | } | |
7440c23e | 423 | libnsl_hidden_def (yp_get_default_domain) |
6259ec0d UD |
424 | |
425 | int | |
426 | __yp_check (char **domain) | |
427 | { | |
428 | char *unused; | |
429 | ||
2c2efdc1 | 430 | if (ypdomainname[0] == '\0') |
6259ec0d UD |
431 | if (yp_get_default_domain (&unused)) |
432 | return 0; | |
6259ec0d UD |
433 | |
434 | if (domain) | |
2c2efdc1 | 435 | *domain = ypdomainname; |
6259ec0d | 436 | |
2c2efdc1 | 437 | if (yp_bind (ypdomainname) == 0) |
6259ec0d UD |
438 | return 1; |
439 | return 0; | |
440 | } | |
441 | ||
442 | int | |
443 | yp_match (const char *indomain, const char *inmap, const char *inkey, | |
444 | const int inkeylen, char **outval, int *outvallen) | |
445 | { | |
446 | ypreq_key req; | |
447 | ypresp_val resp; | |
d111572f | 448 | enum clnt_stat result; |
6259ec0d UD |
449 | |
450 | if (indomain == NULL || indomain[0] == '\0' || | |
451 | inmap == NULL || inmap[0] == '\0' || | |
452 | inkey == NULL || inkey[0] == '\0' || inkeylen <= 0) | |
453 | return YPERR_BADARGS; | |
454 | ||
68dbb3a6 UD |
455 | req.domain = (char *) indomain; |
456 | req.map = (char *) inmap; | |
457 | req.key.keydat_val = (char *) inkey; | |
6259ec0d UD |
458 | req.key.keydat_len = inkeylen; |
459 | ||
460 | *outval = NULL; | |
461 | *outvallen = 0; | |
462 | memset (&resp, '\0', sizeof (resp)); | |
463 | ||
2c2efdc1 UD |
464 | result = do_ypcall_tr (indomain, YPPROC_MATCH, (xdrproc_t) xdr_ypreq_key, |
465 | (caddr_t) &req, (xdrproc_t) xdr_ypresp_val, | |
466 | (caddr_t) &resp); | |
6259ec0d | 467 | |
4bca4c17 UD |
468 | if (result != YPERR_SUCCESS) |
469 | return result; | |
6259ec0d UD |
470 | |
471 | *outvallen = resp.val.valdat_len; | |
472 | *outval = malloc (*outvallen + 1); | |
2c2efdc1 UD |
473 | int status = YPERR_RESRC; |
474 | if (__builtin_expect (*outval != NULL, 1)) | |
475 | { | |
476 | memcpy (*outval, resp.val.valdat_val, *outvallen); | |
477 | (*outval)[*outvallen] = '\0'; | |
478 | status = YPERR_SUCCESS; | |
479 | } | |
6259ec0d UD |
480 | |
481 | xdr_free ((xdrproc_t) xdr_ypresp_val, (char *) &resp); | |
482 | ||
2c2efdc1 | 483 | return status; |
6259ec0d UD |
484 | } |
485 | ||
486 | int | |
487 | yp_first (const char *indomain, const char *inmap, char **outkey, | |
488 | int *outkeylen, char **outval, int *outvallen) | |
489 | { | |
490 | ypreq_nokey req; | |
491 | ypresp_key_val resp; | |
d111572f | 492 | enum clnt_stat result; |
6259ec0d UD |
493 | |
494 | if (indomain == NULL || indomain[0] == '\0' || | |
495 | inmap == NULL || inmap[0] == '\0') | |
496 | return YPERR_BADARGS; | |
497 | ||
68dbb3a6 UD |
498 | req.domain = (char *) indomain; |
499 | req.map = (char *) inmap; | |
6259ec0d UD |
500 | |
501 | *outkey = *outval = NULL; | |
502 | *outkeylen = *outvallen = 0; | |
503 | memset (&resp, '\0', sizeof (resp)); | |
504 | ||
505 | result = do_ypcall (indomain, YPPROC_FIRST, (xdrproc_t) xdr_ypreq_nokey, | |
2c2efdc1 UD |
506 | (caddr_t) &req, (xdrproc_t) xdr_ypresp_key_val, |
507 | (caddr_t) &resp); | |
6259ec0d UD |
508 | |
509 | if (result != RPC_SUCCESS) | |
d111572f | 510 | return YPERR_RPC; |
6259ec0d UD |
511 | if (resp.stat != YP_TRUE) |
512 | return ypprot_err (resp.stat); | |
513 | ||
2c2efdc1 UD |
514 | int status; |
515 | if (__builtin_expect ((*outkey = malloc (resp.key.keydat_len + 1)) != NULL | |
516 | && (*outval = malloc (resp.val.valdat_len | |
517 | + 1)) != NULL, 1)) | |
518 | { | |
519 | *outkeylen = resp.key.keydat_len; | |
520 | memcpy (*outkey, resp.key.keydat_val, *outkeylen); | |
521 | (*outkey)[*outkeylen] = '\0'; | |
522 | ||
523 | *outvallen = resp.val.valdat_len; | |
524 | memcpy (*outval, resp.val.valdat_val, *outvallen); | |
525 | (*outval)[*outvallen] = '\0'; | |
526 | ||
527 | status = YPERR_SUCCESS; | |
528 | } | |
529 | else | |
530 | { | |
531 | free (*outkey); | |
532 | status = YPERR_RESRC; | |
533 | } | |
6259ec0d UD |
534 | |
535 | xdr_free ((xdrproc_t) xdr_ypresp_key_val, (char *) &resp); | |
536 | ||
2c2efdc1 | 537 | return status; |
6259ec0d UD |
538 | } |
539 | ||
540 | int | |
541 | yp_next (const char *indomain, const char *inmap, const char *inkey, | |
542 | const int inkeylen, char **outkey, int *outkeylen, char **outval, | |
543 | int *outvallen) | |
544 | { | |
545 | ypreq_key req; | |
546 | ypresp_key_val resp; | |
d111572f | 547 | enum clnt_stat result; |
6259ec0d UD |
548 | |
549 | if (indomain == NULL || indomain[0] == '\0' || | |
550 | inmap == NULL || inmap[0] == '\0' || | |
551 | inkeylen <= 0 || inkey == NULL || inkey[0] == '\0') | |
552 | return YPERR_BADARGS; | |
553 | ||
68dbb3a6 UD |
554 | req.domain = (char *) indomain; |
555 | req.map = (char *) inmap; | |
556 | req.key.keydat_val = (char *) inkey; | |
6259ec0d UD |
557 | req.key.keydat_len = inkeylen; |
558 | ||
559 | *outkey = *outval = NULL; | |
560 | *outkeylen = *outvallen = 0; | |
561 | memset (&resp, '\0', sizeof (resp)); | |
562 | ||
2c2efdc1 UD |
563 | result = do_ypcall_tr (indomain, YPPROC_NEXT, (xdrproc_t) xdr_ypreq_key, |
564 | (caddr_t) &req, (xdrproc_t) xdr_ypresp_key_val, | |
565 | (caddr_t) &resp); | |
6259ec0d | 566 | |
4bca4c17 UD |
567 | if (result != YPERR_SUCCESS) |
568 | return result; | |
6259ec0d | 569 | |
2c2efdc1 UD |
570 | int status; |
571 | if (__builtin_expect ((*outkey = malloc (resp.key.keydat_len + 1)) != NULL | |
572 | && (*outval = malloc (resp.val.valdat_len | |
573 | + 1)) != NULL, 1)) | |
574 | { | |
575 | *outkeylen = resp.key.keydat_len; | |
576 | memcpy (*outkey, resp.key.keydat_val, *outkeylen); | |
577 | (*outkey)[*outkeylen] = '\0'; | |
578 | ||
579 | *outvallen = resp.val.valdat_len; | |
580 | memcpy (*outval, resp.val.valdat_val, *outvallen); | |
581 | (*outval)[*outvallen] = '\0'; | |
582 | ||
583 | status = YPERR_SUCCESS; | |
584 | } | |
585 | else | |
586 | { | |
587 | free (*outkey); | |
588 | status = YPERR_RESRC; | |
589 | } | |
6259ec0d UD |
590 | |
591 | xdr_free ((xdrproc_t) xdr_ypresp_key_val, (char *) &resp); | |
592 | ||
2c2efdc1 | 593 | return status; |
6259ec0d UD |
594 | } |
595 | ||
596 | int | |
597 | yp_master (const char *indomain, const char *inmap, char **outname) | |
598 | { | |
599 | ypreq_nokey req; | |
600 | ypresp_master resp; | |
d111572f | 601 | enum clnt_stat result; |
6259ec0d UD |
602 | |
603 | if (indomain == NULL || indomain[0] == '\0' || | |
604 | inmap == NULL || inmap[0] == '\0') | |
605 | return YPERR_BADARGS; | |
606 | ||
68dbb3a6 UD |
607 | req.domain = (char *) indomain; |
608 | req.map = (char *) inmap; | |
6259ec0d UD |
609 | |
610 | memset (&resp, '\0', sizeof (ypresp_master)); | |
611 | ||
2c2efdc1 UD |
612 | result = do_ypcall_tr (indomain, YPPROC_MASTER, (xdrproc_t) xdr_ypreq_nokey, |
613 | (caddr_t) &req, (xdrproc_t) xdr_ypresp_master, | |
614 | (caddr_t) &resp); | |
6259ec0d | 615 | |
4bca4c17 UD |
616 | if (result != YPERR_SUCCESS) |
617 | return result; | |
6259ec0d UD |
618 | |
619 | *outname = strdup (resp.peer); | |
620 | xdr_free ((xdrproc_t) xdr_ypresp_master, (char *) &resp); | |
621 | ||
d111572f | 622 | return *outname == NULL ? YPERR_YPERR : YPERR_SUCCESS; |
6259ec0d | 623 | } |
7440c23e | 624 | libnsl_hidden_def (yp_master) |
6259ec0d UD |
625 | |
626 | int | |
627 | yp_order (const char *indomain, const char *inmap, unsigned int *outorder) | |
628 | { | |
629 | struct ypreq_nokey req; | |
630 | struct ypresp_order resp; | |
d111572f | 631 | enum clnt_stat result; |
6259ec0d UD |
632 | |
633 | if (indomain == NULL || indomain[0] == '\0' || | |
85f90d22 | 634 | inmap == NULL || inmap[0] == '\0') |
6259ec0d UD |
635 | return YPERR_BADARGS; |
636 | ||
68dbb3a6 UD |
637 | req.domain = (char *) indomain; |
638 | req.map = (char *) inmap; | |
6259ec0d UD |
639 | |
640 | memset (&resp, '\0', sizeof (resp)); | |
641 | ||
2c2efdc1 UD |
642 | result = do_ypcall_tr (indomain, YPPROC_ORDER, (xdrproc_t) xdr_ypreq_nokey, |
643 | (caddr_t) &req, (xdrproc_t) xdr_ypresp_order, | |
644 | (caddr_t) &resp); | |
6259ec0d | 645 | |
0f749099 | 646 | if (result != YPERR_SUCCESS) |
4bca4c17 | 647 | return result; |
6259ec0d UD |
648 | |
649 | *outorder = resp.ordernum; | |
650 | xdr_free ((xdrproc_t) xdr_ypresp_order, (char *) &resp); | |
651 | ||
2c2efdc1 | 652 | return result; |
6259ec0d UD |
653 | } |
654 | ||
ffdd5e50 UD |
655 | struct ypresp_all_data |
656 | { | |
657 | unsigned long status; | |
658 | void *data; | |
659 | int (*foreach) (int status, char *key, int keylen, | |
660 | char *val, int vallen, char *data); | |
661 | }; | |
6259ec0d UD |
662 | |
663 | static bool_t | |
ffdd5e50 | 664 | __xdr_ypresp_all (XDR *xdrs, struct ypresp_all_data *objp) |
6259ec0d UD |
665 | { |
666 | while (1) | |
667 | { | |
668 | struct ypresp_all resp; | |
669 | ||
670 | memset (&resp, '\0', sizeof (struct ypresp_all)); | |
671 | if (!xdr_ypresp_all (xdrs, &resp)) | |
672 | { | |
673 | xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp); | |
ffdd5e50 | 674 | objp->status = YP_YPERR; |
d111572f | 675 | return FALSE; |
6259ec0d UD |
676 | } |
677 | if (resp.more == 0) | |
678 | { | |
679 | xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp); | |
ffdd5e50 | 680 | objp->status = YP_NOMORE; |
d111572f | 681 | return TRUE; |
6259ec0d UD |
682 | } |
683 | ||
684 | switch (resp.ypresp_all_u.val.stat) | |
685 | { | |
686 | case YP_TRUE: | |
687 | { | |
688 | char key[resp.ypresp_all_u.val.key.keydat_len + 1]; | |
689 | char val[resp.ypresp_all_u.val.val.valdat_len + 1]; | |
690 | int keylen = resp.ypresp_all_u.val.key.keydat_len; | |
691 | int vallen = resp.ypresp_all_u.val.val.valdat_len; | |
692 | ||
b85697f6 UD |
693 | /* We are not allowed to modify the key and val data. |
694 | But we are allowed to add data behind the buffer, | |
695 | if we don't modify the length. So add an extra NUL | |
696 | character to avoid trouble with broken code. */ | |
ffdd5e50 | 697 | objp->status = YP_TRUE; |
91287339 UD |
698 | *((char *) __mempcpy (key, resp.ypresp_all_u.val.key.keydat_val, |
699 | keylen)) = '\0'; | |
700 | *((char *) __mempcpy (val, resp.ypresp_all_u.val.val.valdat_val, | |
701 | vallen)) = '\0'; | |
6259ec0d | 702 | xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp); |
ffdd5e50 UD |
703 | if ((*objp->foreach) (objp->status, key, keylen, |
704 | val, vallen, objp->data)) | |
6259ec0d UD |
705 | return TRUE; |
706 | } | |
707 | break; | |
6259ec0d | 708 | default: |
ffdd5e50 | 709 | objp->status = resp.ypresp_all_u.val.stat; |
6259ec0d | 710 | xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp); |
b85697f6 | 711 | /* Sun says we don't need to make this call, but must return |
91287339 | 712 | immediately. Since Solaris makes this call, we will call |
b85697f6 | 713 | the callback function, too. */ |
ffdd5e50 | 714 | (*objp->foreach) (objp->status, NULL, 0, NULL, 0, objp->data); |
6259ec0d UD |
715 | return TRUE; |
716 | } | |
717 | } | |
718 | } | |
719 | ||
720 | int | |
721 | yp_all (const char *indomain, const char *inmap, | |
722 | const struct ypall_callback *incallback) | |
723 | { | |
724 | struct ypreq_nokey req; | |
cc3fa755 | 725 | dom_binding *ydb = NULL; |
d111572f UD |
726 | int try, res; |
727 | enum clnt_stat result; | |
6259ec0d UD |
728 | struct sockaddr_in clnt_sin; |
729 | CLIENT *clnt; | |
ffdd5e50 | 730 | struct ypresp_all_data data; |
6259ec0d | 731 | int clnt_sock; |
a788b6c2 | 732 | int saved_errno = errno; |
6259ec0d | 733 | |
2c2efdc1 UD |
734 | if (indomain == NULL || indomain[0] == '\0' |
735 | || inmap == NULL || inmap[0] == '\0') | |
6259ec0d UD |
736 | return YPERR_BADARGS; |
737 | ||
738 | try = 0; | |
d111572f | 739 | res = YPERR_YPERR; |
6259ec0d | 740 | |
d111572f | 741 | while (try < MAXTRIES && res != YPERR_SUCCESS) |
6259ec0d | 742 | { |
6259ec0d UD |
743 | if (__yp_bind (indomain, &ydb) != 0) |
744 | { | |
a788b6c2 | 745 | __set_errno (saved_errno); |
6259ec0d UD |
746 | return YPERR_DOMAIN; |
747 | } | |
748 | ||
6259ec0d UD |
749 | clnt_sock = RPC_ANYSOCK; |
750 | clnt_sin = ydb->dom_server_addr; | |
751 | clnt_sin.sin_port = 0; | |
85939c79 UD |
752 | |
753 | /* We don't need the UDP connection anymore. */ | |
754 | __yp_unbind (ydb); | |
47ae3942 | 755 | ydb = NULL; |
85939c79 | 756 | |
6259ec0d UD |
757 | clnt = clnttcp_create (&clnt_sin, YPPROG, YPVERS, &clnt_sock, 0, 0); |
758 | if (clnt == NULL) | |
a788b6c2 UD |
759 | { |
760 | __set_errno (saved_errno); | |
761 | return YPERR_PMAP; | |
762 | } | |
68dbb3a6 UD |
763 | req.domain = (char *) indomain; |
764 | req.map = (char *) inmap; | |
6259ec0d | 765 | |
ffdd5e50 UD |
766 | data.foreach = incallback->foreach; |
767 | data.data = (void *) incallback->data; | |
6259ec0d | 768 | |
3e5f5557 UD |
769 | result = clnt_call (clnt, YPPROC_ALL, (xdrproc_t) xdr_ypreq_nokey, |
770 | (caddr_t) &req, (xdrproc_t) __xdr_ypresp_all, | |
ffdd5e50 | 771 | (caddr_t) &data, RPCTIMEOUT); |
6259ec0d | 772 | |
2c2efdc1 | 773 | if (__builtin_expect (result != RPC_SUCCESS, 0)) |
6259ec0d | 774 | { |
2c2efdc1 | 775 | /* Print the error message only on the last try. */ |
c891b2df UD |
776 | if (try == MAXTRIES - 1) |
777 | clnt_perror (clnt, "yp_all: clnt_call"); | |
d111572f | 778 | res = YPERR_RPC; |
6259ec0d UD |
779 | } |
780 | else | |
d111572f UD |
781 | res = YPERR_SUCCESS; |
782 | ||
783 | clnt_destroy (clnt); | |
6259ec0d | 784 | |
ffdd5e50 | 785 | if (res == YPERR_SUCCESS && data.status != YP_NOMORE) |
a788b6c2 UD |
786 | { |
787 | __set_errno (saved_errno); | |
ffdd5e50 | 788 | return ypprot_err (data.status); |
a788b6c2 UD |
789 | } |
790 | ++try; | |
6259ec0d UD |
791 | } |
792 | ||
a788b6c2 UD |
793 | __set_errno (saved_errno); |
794 | ||
d111572f | 795 | return res; |
6259ec0d UD |
796 | } |
797 | ||
798 | int | |
2c2efdc1 | 799 | |
6259ec0d UD |
800 | yp_maplist (const char *indomain, struct ypmaplist **outmaplist) |
801 | { | |
802 | struct ypresp_maplist resp; | |
d111572f | 803 | enum clnt_stat result; |
6259ec0d UD |
804 | |
805 | if (indomain == NULL || indomain[0] == '\0') | |
806 | return YPERR_BADARGS; | |
807 | ||
808 | memset (&resp, '\0', sizeof (resp)); | |
809 | ||
2c2efdc1 UD |
810 | result = do_ypcall_tr (indomain, YPPROC_MAPLIST, (xdrproc_t) xdr_domainname, |
811 | (caddr_t) &indomain, (xdrproc_t) xdr_ypresp_maplist, | |
812 | (caddr_t) &resp); | |
6259ec0d | 813 | |
2c2efdc1 UD |
814 | if (__builtin_expect (result == YPERR_SUCCESS, 1)) |
815 | { | |
816 | *outmaplist = resp.maps; | |
817 | /* We don't free the list, this will be done by ypserv | |
818 | xdr_free((xdrproc_t)xdr_ypresp_maplist, (char *)&resp); */ | |
819 | } | |
a334319f | 820 | |
2c2efdc1 | 821 | return result; |
6259ec0d UD |
822 | } |
823 | ||
824 | const char * | |
825 | yperr_string (const int error) | |
826 | { | |
2c2efdc1 | 827 | const char *str; |
6259ec0d UD |
828 | switch (error) |
829 | { | |
830 | case YPERR_SUCCESS: | |
3e64e913 | 831 | str = N_("Success"); |
2c2efdc1 | 832 | break; |
6259ec0d | 833 | case YPERR_BADARGS: |
3e64e913 | 834 | str = N_("Request arguments bad"); |
2c2efdc1 | 835 | break; |
6259ec0d | 836 | case YPERR_RPC: |
3e64e913 | 837 | str = N_("RPC failure on NIS operation"); |
2c2efdc1 | 838 | break; |
6259ec0d | 839 | case YPERR_DOMAIN: |
3e64e913 | 840 | str = N_("Can't bind to server which serves this domain"); |
2c2efdc1 | 841 | break; |
6259ec0d | 842 | case YPERR_MAP: |
3e64e913 | 843 | str = N_("No such map in server's domain"); |
2c2efdc1 | 844 | break; |
6259ec0d | 845 | case YPERR_KEY: |
3e64e913 | 846 | str = N_("No such key in map"); |
2c2efdc1 | 847 | break; |
6259ec0d | 848 | case YPERR_YPERR: |
3e64e913 | 849 | str = N_("Internal NIS error"); |
2c2efdc1 | 850 | break; |
6259ec0d | 851 | case YPERR_RESRC: |
3e64e913 | 852 | str = N_("Local resource allocation failure"); |
2c2efdc1 | 853 | break; |
6259ec0d | 854 | case YPERR_NOMORE: |
3e64e913 | 855 | str = N_("No more records in map database"); |
2c2efdc1 | 856 | break; |
6259ec0d | 857 | case YPERR_PMAP: |
3e64e913 | 858 | str = N_("Can't communicate with portmapper"); |
2c2efdc1 | 859 | break; |
6259ec0d | 860 | case YPERR_YPBIND: |
3e64e913 | 861 | str = N_("Can't communicate with ypbind"); |
2c2efdc1 | 862 | break; |
6259ec0d | 863 | case YPERR_YPSERV: |
3e64e913 | 864 | str = N_("Can't communicate with ypserv"); |
2c2efdc1 | 865 | break; |
6259ec0d | 866 | case YPERR_NODOM: |
3e64e913 | 867 | str = N_("Local domain name not set"); |
2c2efdc1 | 868 | break; |
6259ec0d | 869 | case YPERR_BADDB: |
3e64e913 | 870 | str = N_("NIS map database is bad"); |
2c2efdc1 | 871 | break; |
6259ec0d | 872 | case YPERR_VERS: |
3e64e913 | 873 | str = N_("NIS client/server version mismatch - can't supply service"); |
2c2efdc1 | 874 | break; |
6259ec0d | 875 | case YPERR_ACCESS: |
3e64e913 | 876 | str = N_("Permission denied"); |
2c2efdc1 | 877 | break; |
6259ec0d | 878 | case YPERR_BUSY: |
3e64e913 | 879 | str = N_("Database is busy"); |
2c2efdc1 UD |
880 | break; |
881 | default: | |
3e64e913 | 882 | str = N_("Unknown NIS error code"); |
2c2efdc1 | 883 | break; |
6259ec0d | 884 | } |
2c2efdc1 | 885 | return _(str); |
6259ec0d UD |
886 | } |
887 | ||
7440c23e UD |
888 | static const int8_t yp_2_yperr[] = |
889 | { | |
890 | #define YP2YPERR(yp, yperr) [YP_##yp - YP_VERS] = YPERR_##yperr | |
509230ca UD |
891 | YP2YPERR (TRUE, SUCCESS), |
892 | YP2YPERR (NOMORE, NOMORE), | |
893 | YP2YPERR (FALSE, YPERR), | |
894 | YP2YPERR (NOMAP, MAP), | |
895 | YP2YPERR (NODOM, DOMAIN), | |
7440c23e UD |
896 | YP2YPERR (NOKEY, KEY), |
897 | YP2YPERR (BADOP, YPERR), | |
898 | YP2YPERR (BADDB, BADDB), | |
899 | YP2YPERR (YPERR, YPERR), | |
900 | YP2YPERR (BADARGS, BADARGS), | |
901 | YP2YPERR (VERS, VERS) | |
902 | }; | |
6259ec0d UD |
903 | int |
904 | ypprot_err (const int code) | |
905 | { | |
509230ca | 906 | if (code < YP_VERS || code > YP_NOMORE) |
7440c23e | 907 | return YPERR_YPERR; |
a45e13bd | 908 | return yp_2_yperr[code - YP_VERS]; |
6259ec0d | 909 | } |
7440c23e | 910 | libnsl_hidden_def (ypprot_err) |
6259ec0d UD |
911 | |
912 | const char * | |
913 | ypbinderr_string (const int error) | |
914 | { | |
2c2efdc1 | 915 | const char *str; |
6259ec0d UD |
916 | switch (error) |
917 | { | |
918 | case 0: | |
3e64e913 | 919 | str = N_("Success"); |
2c2efdc1 | 920 | break; |
6259ec0d | 921 | case YPBIND_ERR_ERR: |
3e64e913 | 922 | str = N_("Internal ypbind error"); |
2c2efdc1 | 923 | break; |
6259ec0d | 924 | case YPBIND_ERR_NOSERV: |
3e64e913 | 925 | str = N_("Domain not bound"); |
2c2efdc1 | 926 | break; |
6259ec0d | 927 | case YPBIND_ERR_RESC: |
3e64e913 | 928 | str = N_("System resource allocation failure"); |
2c2efdc1 | 929 | break; |
6259ec0d | 930 | default: |
3e64e913 | 931 | str = N_("Unknown ypbind error"); |
2c2efdc1 | 932 | break; |
6259ec0d | 933 | } |
2c2efdc1 | 934 | return _(str); |
6259ec0d | 935 | } |
7440c23e | 936 | libnsl_hidden_def (ypbinderr_string) |
6259ec0d UD |
937 | |
938 | #define WINDOW 60 | |
939 | ||
940 | int | |
941 | yp_update (char *domain, char *map, unsigned ypop, | |
942 | char *key, int keylen, char *data, int datalen) | |
943 | { | |
6259ec0d UD |
944 | union |
945 | { | |
946 | ypupdate_args update_args; | |
947 | ypdelete_args delete_args; | |
948 | } | |
949 | args; | |
950 | xdrproc_t xdr_argument; | |
951 | unsigned res = 0; | |
952 | CLIENT *clnt; | |
953 | char *master; | |
954 | struct sockaddr saddr; | |
955 | char servername[MAXNETNAMELEN + 1]; | |
956 | int r; | |
957 | ||
958 | if (!domain || !map || !key || (ypop != YPOP_DELETE && !data)) | |
959 | return YPERR_BADARGS; | |
960 | ||
961 | args.update_args.mapname = map; | |
962 | args.update_args.key.yp_buf_len = keylen; | |
963 | args.update_args.key.yp_buf_val = key; | |
964 | args.update_args.datum.yp_buf_len = datalen; | |
965 | args.update_args.datum.yp_buf_val = data; | |
966 | ||
0292b0dd | 967 | if ((r = yp_master (domain, map, &master)) != YPERR_SUCCESS) |
6259ec0d UD |
968 | return r; |
969 | ||
970 | if (!host2netname (servername, master, domain)) | |
971 | { | |
972 | fputs (_("yp_update: cannot convert host to netname\n"), stderr); | |
0292b0dd | 973 | free (master); |
6259ec0d UD |
974 | return YPERR_YPERR; |
975 | } | |
976 | ||
0292b0dd UD |
977 | clnt = clnt_create (master, YPU_PROG, YPU_VERS, "tcp"); |
978 | ||
979 | /* We do not need the string anymore. */ | |
980 | free (master); | |
981 | ||
982 | if (clnt == NULL) | |
6259ec0d UD |
983 | { |
984 | clnt_pcreateerror ("yp_update: clnt_create"); | |
985 | return YPERR_RPC; | |
986 | } | |
987 | ||
988 | if (!clnt_control (clnt, CLGET_SERVER_ADDR, (char *) &saddr)) | |
989 | { | |
990 | fputs (_("yp_update: cannot get server address\n"), stderr); | |
991 | return YPERR_RPC; | |
992 | } | |
993 | ||
994 | switch (ypop) | |
995 | { | |
996 | case YPOP_CHANGE: | |
997 | case YPOP_INSERT: | |
998 | case YPOP_STORE: | |
999 | xdr_argument = (xdrproc_t) xdr_ypupdate_args; | |
1000 | break; | |
1001 | case YPOP_DELETE: | |
1002 | xdr_argument = (xdrproc_t) xdr_ypdelete_args; | |
1003 | break; | |
1004 | default: | |
1005 | return YPERR_BADARGS; | |
1006 | break; | |
1007 | } | |
1008 | ||
1009 | clnt->cl_auth = authdes_create (servername, WINDOW, &saddr, NULL); | |
1010 | ||
1011 | if (clnt->cl_auth == NULL) | |
1012 | clnt->cl_auth = authunix_create_default (); | |
1013 | ||
1014 | again: | |
26dee9c4 | 1015 | r = clnt_call (clnt, ypop, xdr_argument, (caddr_t) &args, |
cc3fa755 | 1016 | (xdrproc_t) xdr_u_int, (caddr_t) &res, RPCTIMEOUT); |
6259ec0d UD |
1017 | |
1018 | if (r == RPC_AUTHERROR) | |
1019 | { | |
1020 | if (clnt->cl_auth->ah_cred.oa_flavor == AUTH_DES) | |
1021 | { | |
e975f14e | 1022 | auth_destroy (clnt->cl_auth); |
6259ec0d UD |
1023 | clnt->cl_auth = authunix_create_default (); |
1024 | goto again; | |
1025 | } | |
1026 | else | |
1027 | return YPERR_ACCESS; | |
1028 | } | |
1029 | if (r != RPC_SUCCESS) | |
1030 | { | |
1031 | clnt_perror (clnt, "yp_update: clnt_call"); | |
1032 | return YPERR_RPC; | |
1033 | } | |
1034 | return res; | |
6259ec0d | 1035 | } |