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[Samba.git] / source3 / rpc_client / cli_lsarpc.c
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1 /*
2 Unix SMB/CIFS implementation.
3 RPC pipe client
4 Copyright (C) Tim Potter 2000-2001,
5 Copyright (C) Andrew Tridgell 1992-1997,2000,
6 Copyright (C) Rafal Szczesniak 2002
7 Copyright (C) Jeremy Allison 2005.
8 Copyright (C) Michael Adam 2007.
9 Copyright (C) Guenther Deschner 2008.
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "includes.h"
26 #include "rpc_client/rpc_client.h"
27 #include "../librpc/gen_ndr/ndr_lsa_c.h"
28 #include "rpc_client/cli_lsarpc.h"
29 #include "rpc_client/init_lsa.h"
30 #include "../libcli/security/security.h"
32 /** @defgroup lsa LSA - Local Security Architecture
33 * @ingroup rpc_client
35 * @{
36 **/
38 /**
39 * @file cli_lsarpc.c
41 * RPC client routines for the LSA RPC pipe. LSA means "local
42 * security authority", which is half of a password database.
43 **/
45 NTSTATUS dcerpc_lsa_open_policy(struct dcerpc_binding_handle *h,
46 TALLOC_CTX *mem_ctx,
47 bool sec_qos,
48 uint32_t des_access,
49 struct policy_handle *pol,
50 NTSTATUS *result)
52 struct lsa_ObjectAttribute attr;
53 struct lsa_QosInfo qos;
54 uint16_t system_name = '\\';
56 ZERO_STRUCT(attr);
58 attr.len = 0x18;
60 if (sec_qos) {
61 qos.len = 0xc;
62 qos.impersonation_level = 2;
63 qos.context_mode = 1;
64 qos.effective_only = 0;
66 attr.sec_qos = &qos;
69 return dcerpc_lsa_OpenPolicy(h,
70 mem_ctx,
71 &system_name,
72 &attr,
73 des_access,
74 pol,
75 result);
78 /** Open a LSA policy handle
80 * @param cli Handle on an initialised SMB connection */
82 NTSTATUS rpccli_lsa_open_policy(struct rpc_pipe_client *cli,
83 TALLOC_CTX *mem_ctx,
84 bool sec_qos, uint32 des_access,
85 struct policy_handle *pol)
87 NTSTATUS status;
88 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
90 status = dcerpc_lsa_open_policy(cli->binding_handle,
91 mem_ctx,
92 sec_qos,
93 des_access,
94 pol,
95 &result);
96 if (!NT_STATUS_IS_OK(status)) {
97 return status;
100 return result;
103 NTSTATUS dcerpc_lsa_open_policy2(struct dcerpc_binding_handle *h,
104 TALLOC_CTX *mem_ctx,
105 const char *srv_name_slash,
106 bool sec_qos,
107 uint32_t des_access,
108 struct policy_handle *pol,
109 NTSTATUS *result)
111 struct lsa_ObjectAttribute attr;
112 struct lsa_QosInfo qos;
114 ZERO_STRUCT(attr);
116 attr.len = 0x18;
118 if (sec_qos) {
119 qos.len = 0xc;
120 qos.impersonation_level = 2;
121 qos.context_mode = 1;
122 qos.effective_only = 0;
124 attr.sec_qos = &qos;
127 return dcerpc_lsa_OpenPolicy2(h,
128 mem_ctx,
129 srv_name_slash,
130 &attr,
131 des_access,
132 pol,
133 result);
136 /** Open a LSA policy handle
138 * @param cli Handle on an initialised SMB connection
141 NTSTATUS rpccli_lsa_open_policy2(struct rpc_pipe_client *cli,
142 TALLOC_CTX *mem_ctx, bool sec_qos,
143 uint32 des_access, struct policy_handle *pol)
145 NTSTATUS status;
146 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
148 status = dcerpc_lsa_open_policy2(cli->binding_handle,
149 mem_ctx,
150 cli->srv_name_slash,
151 sec_qos,
152 des_access,
153 pol,
154 &result);
155 if (!NT_STATUS_IS_OK(status)) {
156 return status;
159 return result;
162 /* Lookup a list of sids
164 * internal version withOUT memory allocation of the target arrays.
165 * this assumes sufficiently sized arrays to store domains, names and types. */
167 static NTSTATUS dcerpc_lsa_lookup_sids_noalloc(struct dcerpc_binding_handle *h,
168 TALLOC_CTX *mem_ctx,
169 TALLOC_CTX *domains_ctx,
170 TALLOC_CTX *names_ctx,
171 struct policy_handle *pol,
172 int num_sids,
173 const struct dom_sid *sids,
174 char **domains,
175 char **names,
176 enum lsa_SidType *types,
177 bool use_lookupsids3,
178 NTSTATUS *presult)
180 NTSTATUS status = NT_STATUS_OK;
181 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
182 struct lsa_SidArray sid_array;
183 struct lsa_RefDomainList *ref_domains = NULL;
184 struct lsa_TransNameArray lsa_names;
185 enum lsa_LookupNamesLevel level = LSA_LOOKUP_NAMES_ALL;
186 uint32_t count = 0;
187 int i;
189 ZERO_STRUCT(lsa_names);
191 sid_array.num_sids = num_sids;
192 sid_array.sids = talloc_array(mem_ctx, struct lsa_SidPtr, num_sids);
193 if (sid_array.sids == NULL) {
194 return NT_STATUS_NO_MEMORY;
197 for (i = 0; i<num_sids; i++) {
198 sid_array.sids[i].sid = dom_sid_dup(mem_ctx, &sids[i]);
199 if (!sid_array.sids[i].sid) {
200 return NT_STATUS_NO_MEMORY;
204 if (use_lookupsids3) {
205 struct lsa_TransNameArray2 lsa_names2;
206 uint32_t n;
208 ZERO_STRUCT(lsa_names2);
210 status = dcerpc_lsa_LookupSids3(h,
211 mem_ctx,
212 &sid_array,
213 &ref_domains,
214 &lsa_names2,
215 level,
216 &count,
217 LSA_LOOKUP_OPTION_SEARCH_ISOLATED_NAMES,
218 LSA_CLIENT_REVISION_2,
219 &result);
220 if (!NT_STATUS_IS_OK(status)) {
221 return status;
224 if(!NT_STATUS_IS_ERR(result)) {
225 lsa_names.count = lsa_names2.count;
226 lsa_names.names = talloc_array(mem_ctx,
227 struct lsa_TranslatedName,
228 lsa_names.count);
229 if (lsa_names.names == NULL) {
230 return NT_STATUS_NO_MEMORY;
232 for (n=0; n < lsa_names.count; n++) {
233 lsa_names.names[n].sid_type = lsa_names2.names[n].sid_type;
234 lsa_names.names[n].name = lsa_names2.names[n].name;
235 lsa_names.names[n].sid_index = lsa_names2.names[n].sid_index;
239 } else {
240 status = dcerpc_lsa_LookupSids(h,
241 mem_ctx,
242 pol,
243 &sid_array,
244 &ref_domains,
245 &lsa_names,
246 level,
247 &count,
248 &result);
251 DEBUG(10, ("LSA_LOOKUPSIDS returned status: '%s', result: '%s', "
252 "mapped count = %d'\n",
253 nt_errstr(status), nt_errstr(result), count));
255 if (!NT_STATUS_IS_OK(status)) {
256 return status;
259 if (!NT_STATUS_IS_OK(result) &&
260 !NT_STATUS_EQUAL(result, NT_STATUS_NONE_MAPPED) &&
261 !NT_STATUS_EQUAL(result, STATUS_SOME_UNMAPPED))
263 *presult = result;
264 return status;
267 /* Return output parameters */
268 if (NT_STATUS_EQUAL(result, NT_STATUS_NONE_MAPPED) ||
269 (count == 0))
271 for (i = 0; i < num_sids; i++) {
272 (names)[i] = NULL;
273 (domains)[i] = NULL;
274 (types)[i] = SID_NAME_UNKNOWN;
276 *presult = NT_STATUS_NONE_MAPPED;
277 return status;
280 for (i = 0; i < num_sids; i++) {
281 const char *name, *dom_name;
282 uint32_t dom_idx;
284 if (i >= lsa_names.count) {
285 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
286 return status;
289 dom_idx = lsa_names.names[i].sid_index;
291 /* Translate optimised name through domain index array */
293 if (dom_idx != 0xffffffff) {
294 if (ref_domains == NULL) {
295 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
296 return status;
298 if (dom_idx >= ref_domains->count) {
299 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
300 return status;
303 dom_name = ref_domains->domains[dom_idx].name.string;
304 name = lsa_names.names[i].name.string;
306 if (name) {
307 (names)[i] = talloc_strdup(names_ctx, name);
308 if ((names)[i] == NULL) {
309 DEBUG(0, ("cli_lsa_lookup_sids_noalloc(): out of memory\n"));
310 *presult = NT_STATUS_UNSUCCESSFUL;
311 return status;
313 } else {
314 (names)[i] = NULL;
316 domains[i] = talloc_strdup(domains_ctx,
317 dom_name ? dom_name : "");
318 (types)[i] = lsa_names.names[i].sid_type;
319 if ((domains)[i] == NULL) {
320 DEBUG(0, ("cli_lsa_lookup_sids_noalloc(): out of memory\n"));
321 *presult = NT_STATUS_UNSUCCESSFUL;
322 return status;
325 } else {
326 (names)[i] = NULL;
327 (domains)[i] = NULL;
328 (types)[i] = SID_NAME_UNKNOWN;
332 *presult = NT_STATUS_OK;
333 return status;
336 /* Lookup a list of sids
338 * do it the right way: there is a limit (of 20480 for w2k3) entries
339 * returned by this call. when the sids list contains more entries,
340 * empty lists are returned. This version of lsa_lookup_sids passes
341 * the list of sids in hunks of LOOKUP_SIDS_HUNK_SIZE to the lsa call. */
343 /* This constant defines the limit of how many sids to look up
344 * in one call (maximum). the limit from the server side is
345 * at 20480 for win2k3, but we keep it at a save 1000 for now. */
346 #define LOOKUP_SIDS_HUNK_SIZE 1000
348 NTSTATUS dcerpc_lsa_lookup_sids_generic(struct dcerpc_binding_handle *h,
349 TALLOC_CTX *mem_ctx,
350 struct policy_handle *pol,
351 int num_sids,
352 const struct dom_sid *sids,
353 char ***pdomains,
354 char ***pnames,
355 enum lsa_SidType **ptypes,
356 bool use_lookupsids3,
357 NTSTATUS *presult)
359 NTSTATUS status = NT_STATUS_OK;
360 NTSTATUS result = NT_STATUS_OK;
361 int sids_left = 0;
362 int sids_processed = 0;
363 const struct dom_sid *hunk_sids = sids;
364 char **hunk_domains;
365 char **hunk_names;
366 enum lsa_SidType *hunk_types;
367 char **domains = NULL;
368 char **names = NULL;
369 enum lsa_SidType *types = NULL;
370 bool have_mapped = false;
371 bool have_unmapped = false;
373 if (num_sids) {
374 if (!(domains = talloc_array(mem_ctx, char *, num_sids))) {
375 DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
376 status = NT_STATUS_NO_MEMORY;
377 goto fail;
380 if (!(names = talloc_array(mem_ctx, char *, num_sids))) {
381 DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
382 status = NT_STATUS_NO_MEMORY;
383 goto fail;
386 if (!(types = talloc_array(mem_ctx, enum lsa_SidType, num_sids))) {
387 DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
388 status = NT_STATUS_NO_MEMORY;
389 goto fail;
393 sids_left = num_sids;
394 hunk_domains = domains;
395 hunk_names = names;
396 hunk_types = types;
398 while (sids_left > 0) {
399 int hunk_num_sids;
400 NTSTATUS hunk_result = NT_STATUS_UNSUCCESSFUL;
402 hunk_num_sids = ((sids_left > LOOKUP_SIDS_HUNK_SIZE)
403 ? LOOKUP_SIDS_HUNK_SIZE
404 : sids_left);
406 DEBUG(10, ("rpccli_lsa_lookup_sids: processing items "
407 "%d -- %d of %d.\n",
408 sids_processed,
409 sids_processed + hunk_num_sids - 1,
410 num_sids));
412 status = dcerpc_lsa_lookup_sids_noalloc(h,
413 mem_ctx,
414 (TALLOC_CTX *)domains,
415 (TALLOC_CTX *)names,
416 pol,
417 hunk_num_sids,
418 hunk_sids,
419 hunk_domains,
420 hunk_names,
421 hunk_types,
422 use_lookupsids3,
423 &hunk_result);
424 if (!NT_STATUS_IS_OK(status)) {
425 goto fail;
428 if (!NT_STATUS_IS_OK(hunk_result) &&
429 !NT_STATUS_EQUAL(hunk_result, STATUS_SOME_UNMAPPED) &&
430 !NT_STATUS_EQUAL(hunk_result, NT_STATUS_NONE_MAPPED))
432 /* An actual error occured */
433 *presult = hunk_result;
434 goto fail;
437 if (NT_STATUS_IS_OK(hunk_result)) {
438 have_mapped = true;
440 if (NT_STATUS_EQUAL(hunk_result, NT_STATUS_NONE_MAPPED)) {
441 have_unmapped = true;
443 if (NT_STATUS_EQUAL(hunk_result, STATUS_SOME_UNMAPPED)) {
444 int i;
445 for (i=0; i<hunk_num_sids; i++) {
446 if (hunk_types[i] == SID_NAME_UNKNOWN) {
447 have_unmapped = true;
448 } else {
449 have_mapped = true;
454 sids_left -= hunk_num_sids;
455 sids_processed += hunk_num_sids;
456 hunk_sids += hunk_num_sids;
457 hunk_domains += hunk_num_sids;
458 hunk_names += hunk_num_sids;
459 hunk_types += hunk_num_sids;
462 *pdomains = domains;
463 *pnames = names;
464 *ptypes = types;
466 if (!have_mapped) {
467 result = NT_STATUS_NONE_MAPPED;
469 if (have_unmapped) {
470 result = STATUS_SOME_UNMAPPED;
472 *presult = result;
474 return status;
476 fail:
477 TALLOC_FREE(domains);
478 TALLOC_FREE(names);
479 TALLOC_FREE(types);
481 return status;
484 NTSTATUS dcerpc_lsa_lookup_sids(struct dcerpc_binding_handle *h,
485 TALLOC_CTX *mem_ctx,
486 struct policy_handle *pol,
487 int num_sids,
488 const struct dom_sid *sids,
489 char ***pdomains,
490 char ***pnames,
491 enum lsa_SidType **ptypes,
492 NTSTATUS *result)
494 return dcerpc_lsa_lookup_sids_generic(h,
495 mem_ctx,
496 pol,
497 num_sids,
498 sids,
499 pdomains,
500 pnames,
501 ptypes,
502 false,
503 result);
506 NTSTATUS rpccli_lsa_lookup_sids(struct rpc_pipe_client *cli,
507 TALLOC_CTX *mem_ctx,
508 struct policy_handle *pol,
509 int num_sids,
510 const struct dom_sid *sids,
511 char ***pdomains,
512 char ***pnames,
513 enum lsa_SidType **ptypes)
515 NTSTATUS status;
516 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
518 status = dcerpc_lsa_lookup_sids_generic(cli->binding_handle,
519 mem_ctx,
520 pol,
521 num_sids,
522 sids,
523 pdomains,
524 pnames,
525 ptypes,
526 false,
527 &result);
528 if (!NT_STATUS_IS_OK(status)) {
529 return status;
532 return result;
535 NTSTATUS dcerpc_lsa_lookup_sids3(struct dcerpc_binding_handle *h,
536 TALLOC_CTX *mem_ctx,
537 struct policy_handle *pol,
538 int num_sids,
539 const struct dom_sid *sids,
540 char ***pdomains,
541 char ***pnames,
542 enum lsa_SidType **ptypes,
543 NTSTATUS *result)
545 return dcerpc_lsa_lookup_sids_generic(h,
546 mem_ctx,
547 pol,
548 num_sids,
549 sids,
550 pdomains,
551 pnames,
552 ptypes,
553 true,
554 result);
557 /** Lookup a list of names */
559 NTSTATUS dcerpc_lsa_lookup_names_generic(struct dcerpc_binding_handle *h,
560 TALLOC_CTX *mem_ctx,
561 struct policy_handle *pol,
562 uint32_t num_names,
563 const char **names,
564 const char ***dom_names,
565 enum lsa_LookupNamesLevel level,
566 struct dom_sid **sids,
567 enum lsa_SidType **types,
568 bool use_lookupnames4,
569 NTSTATUS *presult)
571 NTSTATUS status;
572 struct lsa_String *lsa_names = NULL;
573 struct lsa_RefDomainList *domains = NULL;
574 struct lsa_TransSidArray sid_array;
575 struct lsa_TransSidArray3 sid_array3;
576 uint32_t count = 0;
577 uint32_t i;
579 ZERO_STRUCT(sid_array);
580 ZERO_STRUCT(sid_array3);
582 lsa_names = talloc_array(mem_ctx, struct lsa_String, num_names);
583 if (lsa_names == NULL) {
584 return NT_STATUS_NO_MEMORY;
587 for (i = 0; i < num_names; i++) {
588 init_lsa_String(&lsa_names[i], names[i]);
591 if (use_lookupnames4) {
592 status = dcerpc_lsa_LookupNames4(h,
593 mem_ctx,
594 num_names,
595 lsa_names,
596 &domains,
597 &sid_array3,
598 level,
599 &count,
600 LSA_LOOKUP_OPTION_SEARCH_ISOLATED_NAMES,
601 LSA_CLIENT_REVISION_2,
602 presult);
603 } else {
604 status = dcerpc_lsa_LookupNames(h,
605 mem_ctx,
606 pol,
607 num_names,
608 lsa_names,
609 &domains,
610 &sid_array,
611 level,
612 &count,
613 presult);
615 if (!NT_STATUS_IS_OK(status)) {
616 goto done;
619 if (!NT_STATUS_IS_OK(*presult) &&
620 !NT_STATUS_EQUAL(*presult, STATUS_SOME_UNMAPPED)) {
621 /* An actual error occured */
622 goto done;
625 /* Return output parameters */
626 if (count == 0) {
627 *presult = NT_STATUS_NONE_MAPPED;
628 goto done;
631 if (num_names) {
632 if (!((*sids = talloc_array(mem_ctx, struct dom_sid, num_names)))) {
633 DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
634 *presult = NT_STATUS_NO_MEMORY;
635 goto done;
638 if (!((*types = talloc_array(mem_ctx, enum lsa_SidType, num_names)))) {
639 DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
640 *presult = NT_STATUS_NO_MEMORY;
641 goto done;
644 if (dom_names != NULL) {
645 *dom_names = talloc_array(mem_ctx, const char *, num_names);
646 if (*dom_names == NULL) {
647 DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
648 *presult = NT_STATUS_NO_MEMORY;
649 goto done;
652 } else {
653 *sids = NULL;
654 *types = NULL;
655 if (dom_names != NULL) {
656 *dom_names = NULL;
660 for (i = 0; i < num_names; i++) {
661 uint32_t dom_idx;
662 struct dom_sid *sid = &(*sids)[i];
664 if (use_lookupnames4) {
665 if (i >= sid_array3.count) {
666 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
667 goto done;
670 dom_idx = sid_array3.sids[i].sid_index;
671 (*types)[i] = sid_array3.sids[i].sid_type;
672 } else {
673 if (i >= sid_array.count) {
674 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
675 goto done;
678 dom_idx = sid_array.sids[i].sid_index;
679 (*types)[i] = sid_array.sids[i].sid_type;
682 /* Translate optimised sid through domain index array */
684 if (dom_idx == 0xffffffff) {
685 /* Nothing to do, this is unknown */
686 ZERO_STRUCTP(sid);
687 (*types)[i] = SID_NAME_UNKNOWN;
688 continue;
690 if (domains == NULL) {
691 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
692 goto done;
694 if (dom_idx >= domains->count) {
695 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
696 goto done;
699 if (use_lookupnames4) {
700 sid_copy(sid, sid_array3.sids[i].sid);
701 } else {
702 sid_copy(sid, domains->domains[dom_idx].sid);
704 if (sid_array.sids[i].rid != 0xffffffff) {
705 sid_append_rid(sid, sid_array.sids[i].rid);
709 if (dom_names == NULL) {
710 continue;
713 (*dom_names)[i] = domains->domains[dom_idx].name.string;
716 done:
717 return status;
720 NTSTATUS dcerpc_lsa_lookup_names(struct dcerpc_binding_handle *h,
721 TALLOC_CTX *mem_ctx,
722 struct policy_handle *pol,
723 uint32_t num_names,
724 const char **names,
725 const char ***dom_names,
726 enum lsa_LookupNamesLevel level,
727 struct dom_sid **sids,
728 enum lsa_SidType **types,
729 NTSTATUS *result)
731 return dcerpc_lsa_lookup_names_generic(h,
732 mem_ctx,
733 pol,
734 num_names,
735 names,
736 dom_names,
737 level,
738 sids,
739 types,
740 false,
741 result);
744 NTSTATUS rpccli_lsa_lookup_names(struct rpc_pipe_client *cli,
745 TALLOC_CTX *mem_ctx,
746 struct policy_handle *pol,
747 int num_names,
748 const char **names,
749 const char ***dom_names,
750 int level,
751 struct dom_sid **sids,
752 enum lsa_SidType **types)
754 NTSTATUS status;
755 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
757 status = dcerpc_lsa_lookup_names(cli->binding_handle,
758 mem_ctx,
759 pol,
760 num_names,
761 names,
762 dom_names,
763 level,
764 sids,
765 types,
766 &result);
767 if (!NT_STATUS_IS_OK(status)) {
768 return status;
771 return result;
774 NTSTATUS dcerpc_lsa_lookup_names4(struct dcerpc_binding_handle *h,
775 TALLOC_CTX *mem_ctx,
776 struct policy_handle *pol,
777 uint32_t num_names,
778 const char **names,
779 const char ***dom_names,
780 enum lsa_LookupNamesLevel level,
781 struct dom_sid **sids,
782 enum lsa_SidType **types,
783 NTSTATUS *result)
785 return dcerpc_lsa_lookup_names_generic(h,
786 mem_ctx,
787 pol,
788 num_names,
789 names,
790 dom_names,
791 level,
792 sids,
793 types,
794 true,
795 result);