source: vendor/3.6.23/source3/auth/server_info.c

Last change on this file was 860, checked in by Silvan Scherrer, 11 years ago

Samba 3.6: updated vendor to latest version
File size: 19.5 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 Authentication utility functions
4 Copyright (C) Volker Lendecke 2010
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21#include "auth.h"
22#include "../lib/crypto/arcfour.h"
23#include "../librpc/gen_ndr/netlogon.h"
24#include "../libcli/security/security.h"
25#include "rpc_client/util_netlogon.h"
26#include "nsswitch/libwbclient/wbclient.h"
27#include "passdb.h"
28
29#undef DBGC_CLASS
30#define DBGC_CLASS DBGC_AUTH
31
32/* FIXME: do we really still need this ? */
33static int server_info_dtor(struct auth_serversupplied_info *server_info)
34{
35 TALLOC_FREE(server_info->info3);
36 ZERO_STRUCTP(server_info);
37 return 0;
38}
39
40/***************************************************************************
41 Make a server_info struct. Free with TALLOC_FREE().
42***************************************************************************/
43
44struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx)
45{
46 struct auth_serversupplied_info *result;
47
48 result = TALLOC_ZERO_P(mem_ctx, struct auth_serversupplied_info);
49 if (result == NULL) {
50 DEBUG(0, ("talloc failed\n"));
51 return NULL;
52 }
53
54 talloc_set_destructor(result, server_info_dtor);
55
56 /* Initialise the uid and gid values to something non-zero
57 which may save us from giving away root access if there
58 is a bug in allocating these fields. */
59
60 result->utok.uid = -1;
61 result->utok.gid = -1;
62
63 return result;
64}
65
66/****************************************************************************
67 inits a netr_SamInfo2 structure from an auth_serversupplied_info. sam2 must
68 already be initialized and is used as the talloc parent for its members.
69*****************************************************************************/
70
71NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
72 uint8_t *pipe_session_key,
73 size_t pipe_session_key_len,
74 struct netr_SamInfo2 *sam2)
75{
76 struct netr_SamInfo3 *info3;
77
78 info3 = copy_netr_SamInfo3(sam2, server_info->info3);
79 if (!info3) {
80 return NT_STATUS_NO_MEMORY;
81 }
82
83 if (server_info->user_session_key.length) {
84 memcpy(info3->base.key.key,
85 server_info->user_session_key.data,
86 MIN(sizeof(info3->base.key.key),
87 server_info->user_session_key.length));
88 if (pipe_session_key) {
89 arcfour_crypt(info3->base.key.key,
90 pipe_session_key, 16);
91 }
92 }
93 if (server_info->lm_session_key.length) {
94 memcpy(info3->base.LMSessKey.key,
95 server_info->lm_session_key.data,
96 MIN(sizeof(info3->base.LMSessKey.key),
97 server_info->lm_session_key.length));
98 if (pipe_session_key) {
99 arcfour_crypt(info3->base.LMSessKey.key,
100 pipe_session_key, 8);
101 }
102 }
103
104 sam2->base = info3->base;
105
106 return NT_STATUS_OK;
107}
108
109/****************************************************************************
110 inits a netr_SamInfo3 structure from an auth_serversupplied_info. sam3 must
111 already be initialized and is used as the talloc parent for its members.
112*****************************************************************************/
113
114NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
115 uint8_t *pipe_session_key,
116 size_t pipe_session_key_len,
117 struct netr_SamInfo3 *sam3)
118{
119 struct netr_SamInfo3 *info3;
120
121 info3 = copy_netr_SamInfo3(sam3, server_info->info3);
122 if (!info3) {
123 return NT_STATUS_NO_MEMORY;
124 }
125
126 if (server_info->user_session_key.length) {
127 memcpy(info3->base.key.key,
128 server_info->user_session_key.data,
129 MIN(sizeof(info3->base.key.key),
130 server_info->user_session_key.length));
131 if (pipe_session_key) {
132 arcfour_crypt(info3->base.key.key,
133 pipe_session_key, 16);
134 }
135 }
136 if (server_info->lm_session_key.length) {
137 memcpy(info3->base.LMSessKey.key,
138 server_info->lm_session_key.data,
139 MIN(sizeof(info3->base.LMSessKey.key),
140 server_info->lm_session_key.length));
141 if (pipe_session_key) {
142 arcfour_crypt(info3->base.LMSessKey.key,
143 pipe_session_key, 8);
144 }
145 }
146
147 sam3->base = info3->base;
148
149 sam3->sidcount = 0;
150 sam3->sids = NULL;
151
152 return NT_STATUS_OK;
153}
154
155/****************************************************************************
156 inits a netr_SamInfo6 structure from an auth_serversupplied_info. sam6 must
157 already be initialized and is used as the talloc parent for its members.
158*****************************************************************************/
159
160NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
161 uint8_t *pipe_session_key,
162 size_t pipe_session_key_len,
163 struct netr_SamInfo6 *sam6)
164{
165 struct pdb_domain_info *dominfo;
166 struct netr_SamInfo3 *info3;
167
168 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
169 DEBUG(10,("Not adding validation info level 6 "
170 "without ADS passdb backend\n"));
171 return NT_STATUS_INVALID_INFO_CLASS;
172 }
173
174 dominfo = pdb_get_domain_info(sam6);
175 if (dominfo == NULL) {
176 return NT_STATUS_NO_MEMORY;
177 }
178
179 info3 = copy_netr_SamInfo3(sam6, server_info->info3);
180 if (!info3) {
181 return NT_STATUS_NO_MEMORY;
182 }
183
184 if (server_info->user_session_key.length) {
185 memcpy(info3->base.key.key,
186 server_info->user_session_key.data,
187 MIN(sizeof(info3->base.key.key),
188 server_info->user_session_key.length));
189 if (pipe_session_key) {
190 arcfour_crypt(info3->base.key.key,
191 pipe_session_key, 16);
192 }
193 }
194 if (server_info->lm_session_key.length) {
195 memcpy(info3->base.LMSessKey.key,
196 server_info->lm_session_key.data,
197 MIN(sizeof(info3->base.LMSessKey.key),
198 server_info->lm_session_key.length));
199 if (pipe_session_key) {
200 arcfour_crypt(info3->base.LMSessKey.key,
201 pipe_session_key, 8);
202 }
203 }
204
205 sam6->base = info3->base;
206
207 sam6->sidcount = 0;
208 sam6->sids = NULL;
209
210 sam6->dns_domainname.string = talloc_strdup(sam6, dominfo->dns_domain);
211 if (sam6->dns_domainname.string == NULL) {
212 return NT_STATUS_NO_MEMORY;
213 }
214
215 sam6->principle.string = talloc_asprintf(sam6, "%s@%s",
216 sam6->base.account_name.string,
217 sam6->dns_domainname.string);
218 if (sam6->principle.string == NULL) {
219 return NT_STATUS_NO_MEMORY;
220 }
221
222 return NT_STATUS_OK;
223}
224
225static NTSTATUS append_netr_SidAttr(TALLOC_CTX *mem_ctx,
226 struct netr_SidAttr **sids,
227 uint32_t *count,
228 const struct dom_sid2 *asid,
229 uint32_t attributes)
230{
231 uint32_t t = *count;
232
233 *sids = talloc_realloc(mem_ctx, *sids, struct netr_SidAttr, t + 1);
234 if (*sids == NULL) {
235 return NT_STATUS_NO_MEMORY;
236 }
237 (*sids)[t].sid = dom_sid_dup(*sids, asid);
238 if ((*sids)[t].sid == NULL) {
239 return NT_STATUS_NO_MEMORY;
240 }
241 (*sids)[t].attributes = attributes;
242 *count = t + 1;
243
244 return NT_STATUS_OK;
245}
246
247/* Fills the samr_RidWithAttributeArray with the provided sids.
248 * If it happens that we have additional groups that do not belong
249 * to the domain, add their sids as extra sids */
250static NTSTATUS group_sids_to_info3(struct netr_SamInfo3 *info3,
251 const struct dom_sid *sids,
252 size_t num_sids)
253{
254 uint32_t attributes = SE_GROUP_MANDATORY |
255 SE_GROUP_ENABLED_BY_DEFAULT |
256 SE_GROUP_ENABLED;
257 struct samr_RidWithAttributeArray *groups;
258 struct dom_sid *domain_sid;
259 unsigned int i;
260 NTSTATUS status;
261 uint32_t rid;
262 bool ok;
263
264 domain_sid = info3->base.domain_sid;
265 groups = &info3->base.groups;
266
267 groups->rids = talloc_array(info3,
268 struct samr_RidWithAttribute, num_sids);
269 if (!groups->rids) {
270 return NT_STATUS_NO_MEMORY;
271 }
272
273 for (i = 0; i < num_sids; i++) {
274 ok = sid_peek_check_rid(domain_sid, &sids[i], &rid);
275 if (ok) {
276 /* store domain group rid */
277 groups->rids[groups->count].rid = rid;
278 groups->rids[groups->count].attributes = attributes;
279 groups->count++;
280 continue;
281 }
282
283 /* if this wasn't a domain sid, add it as extra sid */
284 status = append_netr_SidAttr(info3, &info3->sids,
285 &info3->sidcount,
286 &sids[i], attributes);
287 if (!NT_STATUS_IS_OK(status)) {
288 return status;
289 }
290 }
291
292 return NT_STATUS_OK;
293}
294
295#define RET_NOMEM(ptr) do { \
296 if (!ptr) { \
297 TALLOC_FREE(info3); \
298 return NT_STATUS_NO_MEMORY; \
299 } } while(0)
300
301NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
302 struct samu *samu,
303 const char *login_server,
304 struct netr_SamInfo3 **_info3,
305 struct extra_auth_info *extra)
306{
307 struct netr_SamInfo3 *info3;
308 const struct dom_sid *user_sid;
309 const struct dom_sid *group_sid;
310 struct dom_sid domain_sid;
311 struct dom_sid *group_sids;
312 uint32_t num_group_sids = 0;
313 const char *tmp;
314 gid_t *gids;
315 NTSTATUS status;
316 bool ok;
317
318 user_sid = pdb_get_user_sid(samu);
319 group_sid = pdb_get_group_sid(samu);
320
321 if (!user_sid || !group_sid) {
322 DEBUG(1, ("Sam account is missing sids!\n"));
323 return NT_STATUS_UNSUCCESSFUL;
324 }
325
326 info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
327 if (!info3) {
328 return NT_STATUS_NO_MEMORY;
329 }
330
331 ZERO_STRUCT(domain_sid);
332
333 /* check if this is a "Unix Users" domain user,
334 * we need to handle it in a special way if that's the case */
335 if (sid_check_is_in_unix_users(user_sid)) {
336 /* in info3 you can only set rids for the user and the
337 * primary group, and the domain sid must be that of
338 * the sam domain.
339 *
340 * Store a completely bogus value here.
341 * The real SID is stored in the extra sids.
342 * Other code will know to look there if (-1) is found
343 */
344 info3->base.rid = (uint32_t)(-1);
345 sid_copy(&extra->user_sid, user_sid);
346
347 DEBUG(10, ("Unix User found in struct samu. Rid marked as "
348 "special and sid (%s) saved as extra sid\n",
349 sid_string_dbg(user_sid)));
350 } else {
351 sid_copy(&domain_sid, user_sid);
352 sid_split_rid(&domain_sid, &info3->base.rid);
353 }
354
355 if (is_null_sid(&domain_sid)) {
356 sid_copy(&domain_sid, get_global_sam_sid());
357 }
358
359 /* check if this is a "Unix Groups" domain group,
360 * if so we need special handling */
361 if (sid_check_is_in_unix_groups(group_sid)) {
362 /* in info3 you can only set rids for the user and the
363 * primary group, and the domain sid must be that of
364 * the sam domain.
365 *
366 * Store a completely bogus value here.
367 * The real SID is stored in the extra sids.
368 * Other code will know to look there if (-1) is found
369 */
370 info3->base.primary_gid = (uint32_t)(-1);
371 sid_copy(&extra->pgid_sid, group_sid);
372
373 DEBUG(10, ("Unix Group found in struct samu. Rid marked as "
374 "special and sid (%s) saved as extra sid\n",
375 sid_string_dbg(group_sid)));
376
377 } else {
378 ok = sid_peek_check_rid(&domain_sid, group_sid,
379 &info3->base.primary_gid);
380 if (!ok) {
381 DEBUG(1, ("The primary group domain sid(%s) does not "
382 "match the domain sid(%s) for %s(%s)\n",
383 sid_string_dbg(group_sid),
384 sid_string_dbg(&domain_sid),
385 pdb_get_username(samu),
386 sid_string_dbg(user_sid)));
387 TALLOC_FREE(info3);
388 return NT_STATUS_UNSUCCESSFUL;
389 }
390 }
391
392 unix_to_nt_time(&info3->base.last_logon, pdb_get_logon_time(samu));
393 unix_to_nt_time(&info3->base.last_logoff, get_time_t_max());
394 unix_to_nt_time(&info3->base.acct_expiry, get_time_t_max());
395 unix_to_nt_time(&info3->base.last_password_change,
396 pdb_get_pass_last_set_time(samu));
397 unix_to_nt_time(&info3->base.allow_password_change,
398 pdb_get_pass_can_change_time(samu));
399 unix_to_nt_time(&info3->base.force_password_change,
400 pdb_get_pass_must_change_time(samu));
401
402 tmp = pdb_get_username(samu);
403 if (tmp) {
404 info3->base.account_name.string = talloc_strdup(info3, tmp);
405 RET_NOMEM(info3->base.account_name.string);
406 }
407 tmp = pdb_get_fullname(samu);
408 if (tmp) {
409 info3->base.full_name.string = talloc_strdup(info3, tmp);
410 RET_NOMEM(info3->base.full_name.string);
411 }
412 tmp = pdb_get_logon_script(samu);
413 if (tmp) {
414 info3->base.logon_script.string = talloc_strdup(info3, tmp);
415 RET_NOMEM(info3->base.logon_script.string);
416 }
417 tmp = pdb_get_profile_path(samu);
418 if (tmp) {
419 info3->base.profile_path.string = talloc_strdup(info3, tmp);
420 RET_NOMEM(info3->base.profile_path.string);
421 }
422 tmp = pdb_get_homedir(samu);
423 if (tmp) {
424 info3->base.home_directory.string = talloc_strdup(info3, tmp);
425 RET_NOMEM(info3->base.home_directory.string);
426 }
427 tmp = pdb_get_dir_drive(samu);
428 if (tmp) {
429 info3->base.home_drive.string = talloc_strdup(info3, tmp);
430 RET_NOMEM(info3->base.home_drive.string);
431 }
432
433 info3->base.logon_count = pdb_get_logon_count(samu);
434 info3->base.bad_password_count = pdb_get_bad_password_count(samu);
435
436 info3->base.domain.string = talloc_strdup(info3,
437 pdb_get_domain(samu));
438 RET_NOMEM(info3->base.domain.string);
439
440 info3->base.domain_sid = dom_sid_dup(info3, &domain_sid);
441 RET_NOMEM(info3->base.domain_sid);
442
443 status = pdb_enum_group_memberships(mem_ctx, samu,
444 &group_sids, &gids,
445 &num_group_sids);
446 if (!NT_STATUS_IS_OK(status)) {
447 DEBUG(1, ("Failed to get groups from sam account.\n"));
448 TALLOC_FREE(info3);
449 return status;
450 }
451
452 if (num_group_sids) {
453 status = group_sids_to_info3(info3, group_sids, num_group_sids);
454 if (!NT_STATUS_IS_OK(status)) {
455 TALLOC_FREE(info3);
456 return status;
457 }
458 }
459
460 /* We don't need sids and gids after the conversion */
461 TALLOC_FREE(group_sids);
462 TALLOC_FREE(gids);
463 num_group_sids = 0;
464
465 /* FIXME: should we add other flags ? */
466 info3->base.user_flags = NETLOGON_EXTRA_SIDS;
467
468 if (login_server) {
469 info3->base.logon_server.string = talloc_strdup(info3, login_server);
470 RET_NOMEM(info3->base.logon_server.string);
471 }
472
473 info3->base.acct_flags = pdb_get_acct_ctrl(samu);
474
475 *_info3 = info3;
476 return NT_STATUS_OK;
477}
478
479#undef RET_NOMEM
480
481#define RET_NOMEM(ptr) do { \
482 if (!ptr) { \
483 TALLOC_FREE(info3); \
484 return NULL; \
485 } } while(0)
486
487struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
488 struct netr_SamInfo3 *orig)
489{
490 struct netr_SamInfo3 *info3;
491 unsigned int i;
492 NTSTATUS status;
493
494 info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
495 if (!info3) return NULL;
496
497 status = copy_netr_SamBaseInfo(info3, &orig->base, &info3->base);
498 if (!NT_STATUS_IS_OK(status)) {
499 TALLOC_FREE(info3);
500 return NULL;
501 }
502
503 if (orig->sidcount) {
504 info3->sidcount = orig->sidcount;
505 info3->sids = talloc_array(info3, struct netr_SidAttr,
506 orig->sidcount);
507 RET_NOMEM(info3->sids);
508 for (i = 0; i < orig->sidcount; i++) {
509 info3->sids[i].sid = dom_sid_dup(info3->sids,
510 orig->sids[i].sid);
511 RET_NOMEM(info3->sids[i].sid);
512 info3->sids[i].attributes =
513 orig->sids[i].attributes;
514 }
515 }
516
517 return info3;
518}
519
520static NTSTATUS wbcsids_to_samr_RidWithAttributeArray(
521 TALLOC_CTX *mem_ctx,
522 struct samr_RidWithAttributeArray *groups,
523 const struct dom_sid *domain_sid,
524 const struct wbcSidWithAttr *sids,
525 size_t num_sids)
526{
527 unsigned int i, j = 0;
528 bool ok;
529
530 groups->rids = talloc_array(mem_ctx,
531 struct samr_RidWithAttribute, num_sids);
532 if (!groups->rids) {
533 return NT_STATUS_NO_MEMORY;
534 }
535
536 /* a wbcDomainSid is the same as a dom_sid */
537 for (i = 0; i < num_sids; i++) {
538 ok = sid_peek_check_rid(domain_sid,
539 (const struct dom_sid *)&sids[i].sid,
540 &groups->rids[j].rid);
541 if (!ok) continue;
542
543 groups->rids[j].attributes = SE_GROUP_MANDATORY |
544 SE_GROUP_ENABLED_BY_DEFAULT |
545 SE_GROUP_ENABLED;
546 j++;
547 }
548
549 groups->count = j;
550 return NT_STATUS_OK;
551}
552
553static NTSTATUS wbcsids_to_netr_SidAttrArray(
554 const struct dom_sid *domain_sid,
555 const struct wbcSidWithAttr *sids,
556 size_t num_sids,
557 TALLOC_CTX *mem_ctx,
558 struct netr_SidAttr **_info3_sids,
559 uint32_t *info3_num_sids)
560{
561 unsigned int i, j = 0;
562 struct netr_SidAttr *info3_sids;
563
564 info3_sids = talloc_array(mem_ctx, struct netr_SidAttr, num_sids);
565 if (info3_sids == NULL) {
566 return NT_STATUS_NO_MEMORY;
567 }
568
569 /* a wbcDomainSid is the same as a dom_sid */
570 for (i = 0; i < num_sids; i++) {
571 const struct dom_sid *sid;
572
573 sid = (const struct dom_sid *)&sids[i].sid;
574
575 if (dom_sid_in_domain(domain_sid, sid)) {
576 continue;
577 }
578
579 info3_sids[j].sid = dom_sid_dup(info3_sids, sid);
580 if (info3_sids[j].sid == NULL) {
581 talloc_free(info3_sids);
582 return NT_STATUS_NO_MEMORY;
583 }
584 info3_sids[j].attributes = SE_GROUP_MANDATORY |
585 SE_GROUP_ENABLED_BY_DEFAULT |
586 SE_GROUP_ENABLED;
587 j++;
588 }
589
590 *info3_num_sids = j;
591 *_info3_sids = info3_sids;
592 return NT_STATUS_OK;
593}
594
595struct netr_SamInfo3 *wbcAuthUserInfo_to_netr_SamInfo3(TALLOC_CTX *mem_ctx,
596 const struct wbcAuthUserInfo *info)
597{
598 struct netr_SamInfo3 *info3;
599 struct dom_sid user_sid;
600 struct dom_sid group_sid;
601 struct dom_sid domain_sid;
602 NTSTATUS status;
603 bool ok;
604
605 memcpy(&user_sid, &info->sids[0].sid, sizeof(user_sid));
606 memcpy(&group_sid, &info->sids[1].sid, sizeof(group_sid));
607
608 info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
609 if (!info3) return NULL;
610
611 unix_to_nt_time(&info3->base.last_logon, info->logon_time);
612 unix_to_nt_time(&info3->base.last_logoff, info->logoff_time);
613 unix_to_nt_time(&info3->base.acct_expiry, info->kickoff_time);
614 unix_to_nt_time(&info3->base.last_password_change, info->pass_last_set_time);
615 unix_to_nt_time(&info3->base.allow_password_change,
616 info->pass_can_change_time);
617 unix_to_nt_time(&info3->base.force_password_change,
618 info->pass_must_change_time);
619
620 if (info->account_name) {
621 info3->base.account_name.string =
622 talloc_strdup(info3, info->account_name);
623 RET_NOMEM(info3->base.account_name.string);
624 }
625 if (info->full_name) {
626 info3->base.full_name.string =
627 talloc_strdup(info3, info->full_name);
628 RET_NOMEM(info3->base.full_name.string);
629 }
630 if (info->logon_script) {
631 info3->base.logon_script.string =
632 talloc_strdup(info3, info->logon_script);
633 RET_NOMEM(info3->base.logon_script.string);
634 }
635 if (info->profile_path) {
636 info3->base.profile_path.string =
637 talloc_strdup(info3, info->profile_path);
638 RET_NOMEM(info3->base.profile_path.string);
639 }
640 if (info->home_directory) {
641 info3->base.home_directory.string =
642 talloc_strdup(info3, info->home_directory);
643 RET_NOMEM(info3->base.home_directory.string);
644 }
645 if (info->home_drive) {
646 info3->base.home_drive.string =
647 talloc_strdup(info3, info->home_drive);
648 RET_NOMEM(info3->base.home_drive.string);
649 }
650
651 info3->base.logon_count = info->logon_count;
652 info3->base.bad_password_count = info->bad_password_count;
653
654 sid_copy(&domain_sid, &user_sid);
655 sid_split_rid(&domain_sid, &info3->base.rid);
656
657 ok = sid_peek_check_rid(&domain_sid, &group_sid,
658 &info3->base.primary_gid);
659 if (!ok) {
660 DEBUG(1, ("The primary group sid domain does not"
661 "match user sid domain for user: %s\n",
662 info->account_name));
663 TALLOC_FREE(info3);
664 return NULL;
665 }
666
667 status = wbcsids_to_samr_RidWithAttributeArray(info3,
668 &info3->base.groups,
669 &domain_sid,
670 &info->sids[1],
671 info->num_sids - 1);
672 if (!NT_STATUS_IS_OK(status)) {
673 TALLOC_FREE(info3);
674 return NULL;
675 }
676
677 status = wbcsids_to_netr_SidAttrArray(&domain_sid,
678 &info->sids[1],
679 info->num_sids - 1,
680 info3,
681 &info3->sids,
682 &info3->sidcount);
683 if (!NT_STATUS_IS_OK(status)) {
684 TALLOC_FREE(info3);
685 return NULL;
686 }
687
688 info3->base.user_flags = info->user_flags;
689 memcpy(info3->base.key.key, info->user_session_key, 16);
690
691 if (info->logon_server) {
692 info3->base.logon_server.string =
693 talloc_strdup(info3, info->logon_server);
694 RET_NOMEM(info3->base.logon_server.string);
695 }
696 if (info->domain_name) {
697 info3->base.domain.string =
698 talloc_strdup(info3, info->domain_name);
699 RET_NOMEM(info3->base.domain.string);
700 }
701
702 info3->base.domain_sid = dom_sid_dup(info3, &domain_sid);
703 RET_NOMEM(info3->base.domain_sid);
704
705 memcpy(info3->base.LMSessKey.key, info->lm_session_key, 8);
706 info3->base.acct_flags = info->acct_flags;
707
708 return info3;
709}
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