source: vendor/3.5.0/source3/lib/winbind_util.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 9.4 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 Winbind Utility functions
4
5 Copyright (C) Gerald (Jerry) Carter 2007
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
19*/
20
21#include "includes.h"
22
23#if defined(WITH_WINBIND)
24
25#include "nsswitch/libwbclient/wbclient.h"
26
27struct passwd * winbind_getpwnam(const char * name)
28{
29 wbcErr result;
30 struct passwd * tmp_pwd = NULL;
31 struct passwd * pwd = NULL;
32
33 result = wbcGetpwnam(name, &tmp_pwd);
34 if (result != WBC_ERR_SUCCESS)
35 return pwd;
36
37 pwd = tcopy_passwd(talloc_tos(), tmp_pwd);
38
39 wbcFreeMemory(tmp_pwd);
40
41 return pwd;
42}
43
44struct passwd * winbind_getpwsid(const DOM_SID *sid)
45{
46 wbcErr result;
47 struct passwd * tmp_pwd = NULL;
48 struct passwd * pwd = NULL;
49 struct wbcDomainSid dom_sid;
50
51 memcpy(&dom_sid, sid, sizeof(dom_sid));
52
53 result = wbcGetpwsid(&dom_sid, &tmp_pwd);
54 if (result != WBC_ERR_SUCCESS)
55 return pwd;
56
57 pwd = tcopy_passwd(talloc_tos(), tmp_pwd);
58
59 wbcFreeMemory(tmp_pwd);
60
61 return pwd;
62}
63
64/* Call winbindd to convert a name to a sid */
65
66bool winbind_lookup_name(const char *dom_name, const char *name, DOM_SID *sid,
67 enum lsa_SidType *name_type)
68{
69 struct wbcDomainSid dom_sid;
70 wbcErr result;
71 enum wbcSidType type;
72
73 result = wbcLookupName(dom_name, name, &dom_sid, &type);
74 if (result != WBC_ERR_SUCCESS)
75 return false;
76
77 memcpy(sid, &dom_sid, sizeof(DOM_SID));
78 *name_type = (enum lsa_SidType)type;
79
80 return true;
81}
82
83/* Call winbindd to convert sid to name */
84
85bool winbind_lookup_sid(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
86 const char **domain, const char **name,
87 enum lsa_SidType *name_type)
88{
89 struct wbcDomainSid dom_sid;
90 wbcErr result;
91 enum wbcSidType type;
92 char *domain_name = NULL;
93 char *account_name = NULL;
94
95 memcpy(&dom_sid, sid, sizeof(dom_sid));
96
97 result = wbcLookupSid(&dom_sid, &domain_name, &account_name, &type);
98 if (result != WBC_ERR_SUCCESS)
99 return false;
100
101 /* Copy out result */
102
103 if (domain) {
104 *domain = talloc_strdup(mem_ctx, domain_name);
105 }
106 if (name) {
107 *name = talloc_strdup(mem_ctx, account_name);
108 }
109 *name_type = (enum lsa_SidType)type;
110
111 DEBUG(10, ("winbind_lookup_sid: SUCCESS: SID %s -> %s %s\n",
112 sid_string_dbg(sid), domain_name, account_name));
113
114 wbcFreeMemory(domain_name);
115 wbcFreeMemory(account_name);
116
117 if ((domain && !*domain) || (name && !*name)) {
118 DEBUG(0,("winbind_lookup_sid: talloc() failed!\n"));
119 return false;
120 }
121
122
123 return true;
124}
125
126/* Ping winbindd to see it is alive */
127
128bool winbind_ping(void)
129{
130 wbcErr result = wbcPing();
131
132 return (result == WBC_ERR_SUCCESS);
133}
134
135/* Call winbindd to convert SID to uid */
136
137bool winbind_sid_to_uid(uid_t *puid, const DOM_SID *sid)
138{
139 struct wbcDomainSid dom_sid;
140 wbcErr result;
141
142 memcpy(&dom_sid, sid, sizeof(dom_sid));
143
144 result = wbcSidToUid(&dom_sid, puid);
145
146 return (result == WBC_ERR_SUCCESS);
147}
148
149/* Call winbindd to convert uid to sid */
150
151bool winbind_uid_to_sid(DOM_SID *sid, uid_t uid)
152{
153 struct wbcDomainSid dom_sid;
154 wbcErr result;
155
156 result = wbcUidToSid(uid, &dom_sid);
157 if (result == WBC_ERR_SUCCESS) {
158 memcpy(sid, &dom_sid, sizeof(DOM_SID));
159 } else {
160 sid_copy(sid, &global_sid_NULL);
161 }
162
163 return (result == WBC_ERR_SUCCESS);
164}
165
166/* Call winbindd to convert SID to gid */
167
168bool winbind_sid_to_gid(gid_t *pgid, const DOM_SID *sid)
169{
170 struct wbcDomainSid dom_sid;
171 wbcErr result;
172
173 memcpy(&dom_sid, sid, sizeof(dom_sid));
174
175 result = wbcSidToGid(&dom_sid, pgid);
176
177 return (result == WBC_ERR_SUCCESS);
178}
179
180/* Call winbindd to convert gid to sid */
181
182bool winbind_gid_to_sid(DOM_SID *sid, gid_t gid)
183{
184 struct wbcDomainSid dom_sid;
185 wbcErr result;
186
187 result = wbcGidToSid(gid, &dom_sid);
188 if (result == WBC_ERR_SUCCESS) {
189 memcpy(sid, &dom_sid, sizeof(DOM_SID));
190 } else {
191 sid_copy(sid, &global_sid_NULL);
192 }
193
194 return (result == WBC_ERR_SUCCESS);
195}
196
197/* Check for a trusted domain */
198
199wbcErr wb_is_trusted_domain(const char *domain)
200{
201 wbcErr result;
202 struct wbcDomainInfo *info = NULL;
203
204 result = wbcDomainInfo(domain, &info);
205
206 if (WBC_ERROR_IS_OK(result)) {
207 wbcFreeMemory(info);
208 }
209
210 return result;
211}
212
213/* Lookup a set of rids in a given domain */
214
215bool winbind_lookup_rids(TALLOC_CTX *mem_ctx,
216 const DOM_SID *domain_sid,
217 int num_rids, uint32 *rids,
218 const char **domain_name,
219 const char ***names, enum lsa_SidType **types)
220{
221 const char *dom_name = NULL;
222 const char **namelist = NULL;
223 enum wbcSidType *name_types = NULL;
224 struct wbcDomainSid dom_sid;
225 wbcErr ret;
226 int i;
227
228 memcpy(&dom_sid, domain_sid, sizeof(struct wbcDomainSid));
229
230 ret = wbcLookupRids(&dom_sid, num_rids, rids,
231 &dom_name, &namelist, &name_types);
232 if (ret != WBC_ERR_SUCCESS) {
233 return false;
234 }
235
236 *domain_name = talloc_strdup(mem_ctx, dom_name);
237 *names = TALLOC_ARRAY(mem_ctx, const char*, num_rids);
238 *types = TALLOC_ARRAY(mem_ctx, enum lsa_SidType, num_rids);
239
240 for(i=0; i<num_rids; i++) {
241 (*names)[i] = talloc_strdup(*names, namelist[i]);
242 (*types)[i] = (enum lsa_SidType)name_types[i];
243 }
244
245 wbcFreeMemory(CONST_DISCARD(char*, dom_name));
246 wbcFreeMemory(namelist);
247 wbcFreeMemory(name_types);
248
249 return true;
250}
251
252/* Ask Winbind to allocate a new uid for us */
253
254bool winbind_allocate_uid(uid_t *uid)
255{
256 wbcErr ret;
257
258 ret = wbcAllocateUid(uid);
259
260 return (ret == WBC_ERR_SUCCESS);
261}
262
263/* Ask Winbind to allocate a new gid for us */
264
265bool winbind_allocate_gid(gid_t *gid)
266{
267 wbcErr ret;
268
269 ret = wbcAllocateGid(gid);
270
271 return (ret == WBC_ERR_SUCCESS);
272}
273
274bool winbind_get_groups(TALLOC_CTX * mem_ctx, const char *account, uint32_t *num_groups, gid_t **_groups)
275{
276 wbcErr ret;
277 uint32_t ngroups;
278 gid_t *group_list = NULL;
279
280 ret = wbcGetGroups(account, &ngroups, &group_list);
281 if (ret != WBC_ERR_SUCCESS)
282 return false;
283
284 *_groups = TALLOC_ARRAY(mem_ctx, gid_t, ngroups);
285 if (*_groups == NULL) {
286 wbcFreeMemory(group_list);
287 return false;
288 }
289
290 memcpy(*_groups, group_list, ngroups* sizeof(gid_t));
291 *num_groups = ngroups;
292
293 wbcFreeMemory(group_list);
294 return true;
295}
296
297bool winbind_get_sid_aliases(TALLOC_CTX *mem_ctx,
298 const DOM_SID *dom_sid,
299 const DOM_SID *members,
300 size_t num_members,
301 uint32_t **pp_alias_rids,
302 size_t *p_num_alias_rids)
303{
304 wbcErr ret;
305 struct wbcDomainSid domain_sid;
306 struct wbcDomainSid *sid_list = NULL;
307 size_t i;
308 uint32_t * rids;
309 uint32_t num_rids;
310
311 memcpy(&domain_sid, dom_sid, sizeof(*dom_sid));
312
313 sid_list = TALLOC_ARRAY(mem_ctx, struct wbcDomainSid, num_members);
314
315 for (i=0; i < num_members; i++) {
316 memcpy(&sid_list[i], &members[i], sizeof(sid_list[i]));
317 }
318
319 ret = wbcGetSidAliases(&domain_sid,
320 sid_list,
321 num_members,
322 &rids,
323 &num_rids);
324 if (ret != WBC_ERR_SUCCESS) {
325 return false;
326 }
327
328 *pp_alias_rids = TALLOC_ARRAY(mem_ctx, uint32_t, num_rids);
329 if (*pp_alias_rids == NULL) {
330 wbcFreeMemory(rids);
331 return false;
332 }
333
334 memcpy(*pp_alias_rids, rids, sizeof(uint32_t) * num_rids);
335
336 *p_num_alias_rids = num_rids;
337 wbcFreeMemory(rids);
338
339 return true;
340}
341
342#else /* WITH_WINBIND */
343
344struct passwd * winbind_getpwnam(const char * name)
345{
346 return NULL;
347}
348
349struct passwd * winbind_getpwsid(const DOM_SID *sid)
350{
351 return NULL;
352}
353
354bool winbind_lookup_name(const char *dom_name, const char *name, DOM_SID *sid,
355 enum lsa_SidType *name_type)
356{
357 return false;
358}
359
360/* Call winbindd to convert sid to name */
361
362bool winbind_lookup_sid(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
363 const char **domain, const char **name,
364 enum lsa_SidType *name_type)
365{
366 return false;
367}
368
369/* Ping winbindd to see it is alive */
370
371bool winbind_ping(void)
372{
373 return false;
374}
375
376/* Call winbindd to convert SID to uid */
377
378bool winbind_sid_to_uid(uid_t *puid, const DOM_SID *sid)
379{
380 return false;
381}
382
383/* Call winbindd to convert uid to sid */
384
385bool winbind_uid_to_sid(DOM_SID *sid, uid_t uid)
386{
387 return false;
388}
389
390/* Call winbindd to convert SID to gid */
391
392bool winbind_sid_to_gid(gid_t *pgid, const DOM_SID *sid)
393{
394 return false;
395}
396
397/* Call winbindd to convert gid to sid */
398
399bool winbind_gid_to_sid(DOM_SID *sid, gid_t gid)
400{
401 return false;
402}
403
404/* Check for a trusted domain */
405
406wbcErr wb_is_trusted_domain(const char *domain)
407{
408 return WBC_ERR_UNKNOWN_FAILURE;
409}
410
411/* Lookup a set of rids in a given domain */
412
413bool winbind_lookup_rids(TALLOC_CTX *mem_ctx,
414 const DOM_SID *domain_sid,
415 int num_rids, uint32 *rids,
416 const char **domain_name,
417 const char ***names, enum lsa_SidType **types)
418{
419 return false;
420}
421
422/* Ask Winbind to allocate a new uid for us */
423
424bool winbind_allocate_uid(uid_t *uid)
425{
426 return false;
427}
428
429/* Ask Winbind to allocate a new gid for us */
430
431bool winbind_allocate_gid(gid_t *gid)
432{
433 return false;
434}
435
436bool winbind_get_groups(TALLOC_CTX *mem_ctx, const char *account, uint32_t *num_groups, gid_t **_groups)
437{
438 return false;
439}
440
441bool winbind_get_sid_aliases(TALLOC_CTX *mem_ctx,
442 const DOM_SID *dom_sid,
443 const DOM_SID *members,
444 size_t num_members,
445 uint32_t **pp_alias_rids,
446 size_t *p_num_alias_rids)
447{
448 return false;
449}
450
451#endif /* WITH_WINBIND */
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