source3/rpc_client/cli_lsarpc.c

   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.
  10
  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.
  15
  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.
  20
  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/>.
  23 */
  24
  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"
  31 #include "lsa.h"
  32
  33 /** @defgroup lsa LSA - Local Security Architecture
  34  *  @ingroup rpc_client
  35  *
  36  * @{
  37  **/
  38
  39 /**
  40  * @file cli_lsarpc.c
  41  *
  42  * RPC client routines for the LSA RPC pipe.  LSA means "local
  43  * security authority", which is half of a password database.
  44  **/
  45
  46 NTSTATUS dcerpc_lsa_open_policy(struct dcerpc_binding_handle *h,
  47                                 TALLOC_CTX *mem_ctx,
  48                                 bool sec_qos,
  49                                 uint32_t des_access,
  50                                 struct policy_handle *pol,
  51                                 NTSTATUS *result)
  52 {
  53         struct lsa_ObjectAttribute attr;
  54         struct lsa_QosInfo qos;
  55         uint16_t system_name = '\\';
  56
  57         ZERO_STRUCT(attr);
  58
  59         attr.len        = 0x18;
  60
  61         if (sec_qos) {
  62                 qos.len                 = 0xc;
  63                 qos.impersonation_level = 2;
  64                 qos.context_mode        = 1;
  65                 qos.effective_only      = 0;
  66
  67                 attr.sec_qos            = &qos;
  68         }
  69
  70         return dcerpc_lsa_OpenPolicy(h,
  71                                      mem_ctx,
  72                                      &system_name,
  73                                      &attr,
  74                                      des_access,
  75                                      pol,
  76                                      result);
  77 }
  78
  79 /** Open a LSA policy handle
  80  *
  81  * @param cli Handle on an initialised SMB connection */
  82
  83 NTSTATUS rpccli_lsa_open_policy(struct rpc_pipe_client *cli,
  84                                 TALLOC_CTX *mem_ctx,
  85                                 bool sec_qos, uint32_t des_access,
  86                                 struct policy_handle *pol)
  87 {
  88         NTSTATUS status;
  89         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
  90
  91         status = dcerpc_lsa_open_policy(cli->binding_handle,
  92                                         mem_ctx,
  93                                         sec_qos,
  94                                         des_access,
  95                                         pol,
  96                                         &result);
  97         if (!NT_STATUS_IS_OK(status)) {
  98                 return status;
  99         }
 100
 101         return result;
 102 }
 103
 104 NTSTATUS dcerpc_lsa_open_policy2(struct dcerpc_binding_handle *h,
 105                                  TALLOC_CTX *mem_ctx,
 106                                  const char *srv_name_slash,
 107                                  bool sec_qos,
 108                                  uint32_t des_access,
 109                                  struct policy_handle *pol,
 110                                  NTSTATUS *result)
 111 {
 112         struct lsa_ObjectAttribute attr;
 113         struct lsa_QosInfo qos;
 114
 115         ZERO_STRUCT(attr);
 116
 117         attr.len        = 0x18;
 118
 119         if (sec_qos) {
 120                 qos.len                 = 0xc;
 121                 qos.impersonation_level = 2;
 122                 qos.context_mode        = 1;
 123                 qos.effective_only      = 0;
 124
 125                 attr.sec_qos            = &qos;
 126         }
 127
 128         return dcerpc_lsa_OpenPolicy2(h,
 129                                       mem_ctx,
 130                                       srv_name_slash,
 131                                       &attr,
 132                                       des_access,
 133                                       pol,
 134                                       result);
 135 }
 136
 137 /** Open a LSA policy handle
 138   *
 139   * @param cli Handle on an initialised SMB connection
 140   */
 141
 142 NTSTATUS rpccli_lsa_open_policy2(struct rpc_pipe_client *cli,
 143                                  TALLOC_CTX *mem_ctx, bool sec_qos,
 144                                  uint32_t des_access, struct policy_handle *pol)
 145 {
 146         NTSTATUS status;
 147         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 148
 149         status = dcerpc_lsa_open_policy2(cli->binding_handle,
 150                                          mem_ctx,
 151                                          cli->srv_name_slash,
 152                                          sec_qos,
 153                                          des_access,
 154                                          pol,
 155                                          &result);
 156         if (!NT_STATUS_IS_OK(status)) {
 157                 return status;
 158         }
 159
 160         return result;
 161 }
 162
 163 /* Lookup a list of sids
 164  *
 165  * internal version withOUT memory allocation of the target arrays.
 166  * this assumes sufficiently sized arrays to store domains, names and types. */
 167
 168 static NTSTATUS dcerpc_lsa_lookup_sids_noalloc(struct dcerpc_binding_handle *h,
 169                                                TALLOC_CTX *mem_ctx,
 170                                                TALLOC_CTX *domains_ctx,
 171                                                TALLOC_CTX *names_ctx,
 172                                                struct policy_handle *pol,
 173                                                int num_sids,
 174                                                const struct dom_sid *sids,
 175                                                enum lsa_LookupNamesLevel level,
 176                                                char **domains,
 177                                                char **names,
 178                                                enum lsa_SidType *types,
 179                                                bool use_lookupsids3,
 180                                                NTSTATUS *presult)
 181 {
 182         NTSTATUS status = NT_STATUS_OK;
 183         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 184         struct lsa_SidArray sid_array;
 185         struct lsa_RefDomainList *ref_domains = NULL;
 186         struct lsa_TransNameArray lsa_names;
 187         uint32_t count = 0;
 188         int i;
 189
 190         ZERO_STRUCT(lsa_names);
 191
 192         sid_array.num_sids = num_sids;
 193         sid_array.sids = talloc_array(mem_ctx, struct lsa_SidPtr, num_sids);
 194         if (sid_array.sids == NULL) {
 195                 return NT_STATUS_NO_MEMORY;
 196         }
 197
 198         for (i = 0; i<num_sids; i++) {
 199                 sid_array.sids[i].sid = dom_sid_dup(mem_ctx, &sids[i]);
 200                 if (!sid_array.sids[i].sid) {
 201                         return NT_STATUS_NO_MEMORY;
 202                 }
 203         }
 204
 205         if (use_lookupsids3) {
 206                 struct lsa_TransNameArray2 lsa_names2;
 207                 uint32_t n;
 208
 209                 ZERO_STRUCT(lsa_names2);
 210
 211                 status = dcerpc_lsa_LookupSids3(h,
 212                                                 mem_ctx,
 213                                                 &sid_array,
 214                                                 &ref_domains,
 215                                                 &lsa_names2,
 216                                                 level,
 217                                                 &count,
 218                                                 LSA_LOOKUP_OPTION_SEARCH_ISOLATED_NAMES,
 219                                                 LSA_CLIENT_REVISION_2,
 220                                                 &result);
 221                 if (!NT_STATUS_IS_OK(status)) {
 222                         return status;
 223                 }
 224
 225                 if (!NT_STATUS_LOOKUP_ERR(result)) {
 226                         lsa_names.count = lsa_names2.count;
 227                         lsa_names.names = talloc_array(mem_ctx,
 228                                                        struct lsa_TranslatedName,
 229                                                        lsa_names.count);
 230                         if (lsa_names.names == NULL) {
 231                                 return NT_STATUS_NO_MEMORY;
 232                         }
 233                         for (n=0; n < lsa_names.count; n++) {
 234                                 lsa_names.names[n].sid_type     = lsa_names2.names[n].sid_type;
 235                                 lsa_names.names[n].name         = lsa_names2.names[n].name;
 236                                 lsa_names.names[n].sid_index    = lsa_names2.names[n].sid_index;
 237                         }
 238                 }
 239
 240         } else {
 241                 status = dcerpc_lsa_LookupSids(h,
 242                                                mem_ctx,
 243                                                pol,
 244                                                &sid_array,
 245                                                &ref_domains,
 246                                                &lsa_names,
 247                                                level,
 248                                                &count,
 249                                                &result);
 250         }
 251
 252         DEBUG(10, ("LSA_LOOKUPSIDS returned status: '%s', result: '%s', "
 253                    "mapped count = %d'\n",
 254                    nt_errstr(status), nt_errstr(result), count));
 255
 256         if (!NT_STATUS_IS_OK(status)) {
 257                 return status;
 258         }
 259
 260         if (NT_STATUS_LOOKUP_ERR(result)) {
 261                 *presult = result;
 262                 return status;
 263         }
 264
 265         /* Return output parameters */
 266         if (NT_STATUS_EQUAL(result, NT_STATUS_NONE_MAPPED) ||
 267             (count == 0))
 268         {
 269                 for (i = 0; i < num_sids; i++) {
 270                         (names)[i] = NULL;
 271                         (domains)[i] = NULL;
 272                         (types)[i] = SID_NAME_UNKNOWN;
 273                 }
 274                 *presult = NT_STATUS_NONE_MAPPED;
 275                 return status;
 276         }
 277
 278         for (i = 0; i < num_sids; i++) {
 279                 const char *name, *dom_name;
 280                 uint32_t dom_idx;
 281
 282                 if (i >= lsa_names.count) {
 283                         *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 284                         return status;
 285                 }
 286
 287                 dom_idx = lsa_names.names[i].sid_index;
 288
 289                 /* Translate optimised name through domain index array */
 290
 291                 if (dom_idx != 0xffffffff) {
 292                         if (ref_domains == NULL) {
 293                                 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 294                                 return status;
 295                         }
 296                         if (dom_idx >= ref_domains->count) {
 297                                 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 298                                 return status;
 299                         }
 300
 301                         dom_name = ref_domains->domains[dom_idx].name.string;
 302                         name = lsa_names.names[i].name.string;
 303
 304                         if (name) {
 305                                 (names)[i] = talloc_strdup(names_ctx, name);
 306                                 if ((names)[i] == NULL) {
 307                                         DEBUG(0, ("cli_lsa_lookup_sids_noalloc(): out of memory\n"));
 308                                         *presult = NT_STATUS_UNSUCCESSFUL;
 309                                         return status;
 310                                 }
 311                         } else {
 312                                 (names)[i] = NULL;
 313                         }
 314                         domains[i] = talloc_strdup(domains_ctx,
 315                                                    dom_name ? dom_name : "");
 316                         (types)[i] = lsa_names.names[i].sid_type;
 317                         if ((domains)[i] == NULL) {
 318                                 DEBUG(0, ("cli_lsa_lookup_sids_noalloc(): out of memory\n"));
 319                                 *presult = NT_STATUS_UNSUCCESSFUL;
 320                                 return status;
 321                         }
 322
 323                 } else {
 324                         (names)[i] = NULL;
 325                         (domains)[i] = NULL;
 326                         (types)[i] = SID_NAME_UNKNOWN;
 327                 }
 328         }
 329
 330         *presult = NT_STATUS_OK;
 331         return status;
 332 }
 333
 334 /* Lookup a list of sids
 335  *
 336  * do it the right way: there is a limit (of 20480 for w2k3) entries
 337  * returned by this call. when the sids list contains more entries,
 338  * empty lists are returned. This version of lsa_lookup_sids passes
 339  * the list of sids in hunks of LOOKUP_SIDS_HUNK_SIZE to the lsa call. */
 340
 341 /* This constant defines the limit of how many sids to look up
 342  * in one call (maximum). the limit from the server side is
 343  * at 20480 for win2k3, but we keep it at a save 1000 for now. */
 344 #define LOOKUP_SIDS_HUNK_SIZE 1000
 345
 346 NTSTATUS dcerpc_lsa_lookup_sids_generic(struct dcerpc_binding_handle *h,
 347                                         TALLOC_CTX *mem_ctx,
 348                                         struct policy_handle *pol,
 349                                         int num_sids,
 350                                         const struct dom_sid *sids,
 351                                         enum lsa_LookupNamesLevel level,
 352                                         char ***pdomains,
 353                                         char ***pnames,
 354                                         enum lsa_SidType **ptypes,
 355                                         bool use_lookupsids3,
 356                                         NTSTATUS *presult)
 357 {
 358         NTSTATUS status = NT_STATUS_OK;
 359         NTSTATUS result = NT_STATUS_OK;
 360         int sids_left = 0;
 361         int sids_processed = 0;
 362         const struct dom_sid *hunk_sids = sids;
 363         char **hunk_domains;
 364         char **hunk_names;
 365         enum lsa_SidType *hunk_types;
 366         char **domains = NULL;
 367         char **names = NULL;
 368         enum lsa_SidType *types = NULL;
 369         bool have_mapped = false;
 370         bool have_unmapped = false;
 371
 372         if (num_sids) {
 373                 if (!(domains = talloc_array(mem_ctx, char *, num_sids))) {
 374                         DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
 375                         status = NT_STATUS_NO_MEMORY;
 376                         goto fail;
 377                 }
 378
 379                 if (!(names = talloc_array(mem_ctx, char *, num_sids))) {
 380                         DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
 381                         status = NT_STATUS_NO_MEMORY;
 382                         goto fail;
 383                 }
 384
 385                 if (!(types = talloc_array(mem_ctx, enum lsa_SidType, num_sids))) {
 386                         DEBUG(0, ("rpccli_lsa_lookup_sids(): out of memory\n"));
 387                         status = NT_STATUS_NO_MEMORY;
 388                         goto fail;
 389                 }
 390         }
 391
 392         sids_left = num_sids;
 393         hunk_domains = domains;
 394         hunk_names = names;
 395         hunk_types = types;
 396
 397         while (sids_left > 0) {
 398                 int hunk_num_sids;
 399                 NTSTATUS hunk_result = NT_STATUS_UNSUCCESSFUL;
 400
 401                 hunk_num_sids = ((sids_left > LOOKUP_SIDS_HUNK_SIZE)
 402                                 ? LOOKUP_SIDS_HUNK_SIZE
 403                                 : sids_left);
 404
 405                 DEBUG(10, ("rpccli_lsa_lookup_sids: processing items "
 406                            "%d -- %d of %d.\n",
 407                            sids_processed,
 408                            sids_processed + hunk_num_sids - 1,
 409                            num_sids));
 410
 411                 status = dcerpc_lsa_lookup_sids_noalloc(h,
 412                                                         mem_ctx,
 413                                                         (TALLOC_CTX *)domains,
 414                                                         (TALLOC_CTX *)names,
 415                                                         pol,
 416                                                         hunk_num_sids,
 417                                                         hunk_sids,
 418                                                         level,
 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;
 426                 }
 427
 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))
 431                 {
 432                         /* An actual error occurred */
 433                         *presult = hunk_result;
 434                         goto fail;
 435                 }
 436
 437                 if (NT_STATUS_IS_OK(hunk_result)) {
 438                         have_mapped = true;
 439                 }
 440                 if (NT_STATUS_EQUAL(hunk_result, NT_STATUS_NONE_MAPPED)) {
 441                         have_unmapped = true;
 442                 }
 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;
 450                                 }
 451                         }
 452                 }
 453
 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;
 460         }
 461
 462         *pdomains = domains;
 463         *pnames = names;
 464         *ptypes = types;
 465
 466         if (!have_mapped) {
 467                 result = NT_STATUS_NONE_MAPPED;
 468         }
 469         if (have_unmapped) {
 470                 result = STATUS_SOME_UNMAPPED;
 471         }
 472         *presult = result;
 473
 474         return status;
 475
 476 fail:
 477         TALLOC_FREE(domains);
 478         TALLOC_FREE(names);
 479         TALLOC_FREE(types);
 480
 481         return status;
 482 }
 483
 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)
 493 {
 494         enum lsa_LookupNamesLevel level = LSA_LOOKUP_NAMES_ALL;
 495         return dcerpc_lsa_lookup_sids_generic(h,
 496                                               mem_ctx,
 497                                               pol,
 498                                               num_sids,
 499                                               sids,
 500                                               level,
 501                                               pdomains,
 502                                               pnames,
 503                                               ptypes,
 504                                               false,
 505                                               result);
 506 }
 507
 508 NTSTATUS rpccli_lsa_lookup_sids(struct rpc_pipe_client *cli,
 509                                 TALLOC_CTX *mem_ctx,
 510                                 struct policy_handle *pol,
 511                                 int num_sids,
 512                                 const struct dom_sid *sids,
 513                                 char ***pdomains,
 514                                 char ***pnames,
 515                                 enum lsa_SidType **ptypes)
 516 {
 517         NTSTATUS status;
 518         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 519         enum lsa_LookupNamesLevel level = LSA_LOOKUP_NAMES_ALL;
 520
 521         status = dcerpc_lsa_lookup_sids_generic(cli->binding_handle,
 522                                                 mem_ctx,
 523                                                 pol,
 524                                                 num_sids,
 525                                                 sids,
 526                                                 level,
 527                                                 pdomains,
 528                                                 pnames,
 529                                                 ptypes,
 530                                                 false,
 531                                                 &result);
 532         if (!NT_STATUS_IS_OK(status)) {
 533                 return status;
 534         }
 535
 536         return result;
 537 }
 538
 539 NTSTATUS dcerpc_lsa_lookup_sids3(struct dcerpc_binding_handle *h,
 540                                  TALLOC_CTX *mem_ctx,
 541                                  struct policy_handle *pol,
 542                                  int num_sids,
 543                                  const struct dom_sid *sids,
 544                                  char ***pdomains,
 545                                  char ***pnames,
 546                                  enum lsa_SidType **ptypes,
 547                                  NTSTATUS *result)
 548 {
 549         enum lsa_LookupNamesLevel level = LSA_LOOKUP_NAMES_ALL;
 550         return dcerpc_lsa_lookup_sids_generic(h,
 551                                               mem_ctx,
 552                                               pol,
 553                                               num_sids,
 554                                               sids,
 555                                               level,
 556                                               pdomains,
 557                                               pnames,
 558                                               ptypes,
 559                                               true,
 560                                               result);
 561 }
 562
 563 /** Lookup a list of names */
 564
 565 NTSTATUS dcerpc_lsa_lookup_names_generic(struct dcerpc_binding_handle *h,
 566                                          TALLOC_CTX *mem_ctx,
 567                                          struct policy_handle *pol,
 568                                          uint32_t num_names,
 569                                          const char **names,
 570                                          const char ***dom_names,
 571                                          enum lsa_LookupNamesLevel level,
 572                                          struct dom_sid **sids,
 573                                          enum lsa_SidType **types,
 574                                          bool use_lookupnames4,
 575                                          NTSTATUS *presult)
 576 {
 577         NTSTATUS status;
 578         struct lsa_String *lsa_names = NULL;
 579         struct lsa_RefDomainList *domains = NULL;
 580         struct lsa_TransSidArray sid_array;
 581         struct lsa_TransSidArray3 sid_array3;
 582         uint32_t count = 0;
 583         uint32_t i;
 584
 585         ZERO_STRUCT(sid_array);
 586         ZERO_STRUCT(sid_array3);
 587
 588         lsa_names = talloc_array(mem_ctx, struct lsa_String, num_names);
 589         if (lsa_names == NULL) {
 590                 return NT_STATUS_NO_MEMORY;
 591         }
 592
 593         for (i = 0; i < num_names; i++) {
 594                 init_lsa_String(&lsa_names[i], names[i]);
 595         }
 596
 597         if (use_lookupnames4) {
 598                 status = dcerpc_lsa_LookupNames4(h,
 599                                                  mem_ctx,
 600                                                  num_names,
 601                                                  lsa_names,
 602                                                  &domains,
 603                                                  &sid_array3,
 604                                                  level,
 605                                                  &count,
 606                                                  LSA_LOOKUP_OPTION_SEARCH_ISOLATED_NAMES,
 607                                                  LSA_CLIENT_REVISION_2,
 608                                                  presult);
 609         } else {
 610                 status = dcerpc_lsa_LookupNames(h,
 611                                                 mem_ctx,
 612                                                 pol,
 613                                                 num_names,
 614                                                 lsa_names,
 615                                                 &domains,
 616                                                 &sid_array,
 617                                                 level,
 618                                                 &count,
 619                                                 presult);
 620         }
 621         if (!NT_STATUS_IS_OK(status)) {
 622                 goto done;
 623         }
 624
 625         if (!NT_STATUS_IS_OK(*presult) &&
 626             !NT_STATUS_EQUAL(*presult, STATUS_SOME_UNMAPPED)) {
 627                 /* An actual error occurred */
 628                 goto done;
 629         }
 630
 631         /* Return output parameters */
 632         if (count == 0) {
 633                 *presult = NT_STATUS_NONE_MAPPED;
 634                 goto done;
 635         }
 636
 637         if (num_names) {
 638                 if (!((*sids = talloc_array(mem_ctx, struct dom_sid, num_names)))) {
 639                         DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
 640                         *presult = NT_STATUS_NO_MEMORY;
 641                         goto done;
 642                 }
 643
 644                 if (!((*types = talloc_array(mem_ctx, enum lsa_SidType, num_names)))) {
 645                         DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
 646                         *presult = NT_STATUS_NO_MEMORY;
 647                         goto done;
 648                 }
 649
 650                 if (dom_names != NULL) {
 651                         *dom_names = talloc_array(mem_ctx, const char *, num_names);
 652                         if (*dom_names == NULL) {
 653                                 DEBUG(0, ("cli_lsa_lookup_sids(): out of memory\n"));
 654                                 *presult = NT_STATUS_NO_MEMORY;
 655                                 goto done;
 656                         }
 657                 }
 658         } else {
 659                 *sids = NULL;
 660                 *types = NULL;
 661                 if (dom_names != NULL) {
 662                         *dom_names = NULL;
 663                 }
 664         }
 665
 666         for (i = 0; i < num_names; i++) {
 667                 uint32_t dom_idx;
 668                 struct dom_sid *sid = &(*sids)[i];
 669
 670                 if (use_lookupnames4) {
 671                         if (i >= sid_array3.count) {
 672                                 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 673                                 goto done;
 674                         }
 675
 676                         dom_idx         = sid_array3.sids[i].sid_index;
 677                         (*types)[i]     = sid_array3.sids[i].sid_type;
 678                 } else {
 679                         if (i >= sid_array.count) {
 680                                 *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 681                                 goto done;
 682                         }
 683
 684                         dom_idx         = sid_array.sids[i].sid_index;
 685                         (*types)[i]     = sid_array.sids[i].sid_type;
 686                 }
 687
 688                 /* Translate optimised sid through domain index array */
 689
 690                 if (dom_idx == 0xffffffff) {
 691                         /* Nothing to do, this is unknown */
 692                         ZERO_STRUCTP(sid);
 693                         (*types)[i] = SID_NAME_UNKNOWN;
 694                         continue;
 695                 }
 696                 if (domains == NULL) {
 697                         *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 698                         goto done;
 699                 }
 700                 if (dom_idx >= domains->count) {
 701                         *presult = NT_STATUS_INVALID_NETWORK_RESPONSE;
 702                         goto done;
 703                 }
 704
 705                 if (use_lookupnames4) {
 706                         sid_copy(sid, sid_array3.sids[i].sid);
 707                 } else {
 708                         sid_copy(sid, domains->domains[dom_idx].sid);
 709
 710                         if (sid_array.sids[i].rid != 0xffffffff) {
 711                                 sid_append_rid(sid, sid_array.sids[i].rid);
 712                         }
 713                 }
 714
 715                 if (dom_names == NULL) {
 716                         continue;
 717                 }
 718
 719                 (*dom_names)[i] = domains->domains[dom_idx].name.string;
 720         }
 721
 722  done:
 723         return status;
 724 }
 725
 726 NTSTATUS dcerpc_lsa_lookup_names(struct dcerpc_binding_handle *h,
 727                                  TALLOC_CTX *mem_ctx,
 728                                  struct policy_handle *pol,
 729                                  uint32_t num_names,
 730                                  const char **names,
 731                                  const char ***dom_names,
 732                                  enum lsa_LookupNamesLevel level,
 733                                  struct dom_sid **sids,
 734                                  enum lsa_SidType **types,
 735                                  NTSTATUS *result)
 736 {
 737         return dcerpc_lsa_lookup_names_generic(h,
 738                                                mem_ctx,
 739                                                pol,
 740                                                num_names,
 741                                                names,
 742                                                dom_names,
 743                                                level,
 744                                                sids,
 745                                                types,
 746                                                false,
 747                                                result);
 748 }
 749
 750 NTSTATUS rpccli_lsa_lookup_names(struct rpc_pipe_client *cli,
 751                                  TALLOC_CTX *mem_ctx,
 752                                  struct policy_handle *pol,
 753                                  int num_names,
 754                                  const char **names,
 755                                  const char ***dom_names,
 756                                  int level,
 757                                  struct dom_sid **sids,
 758                                  enum lsa_SidType **types)
 759 {
 760         NTSTATUS status;
 761         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 762
 763         status = dcerpc_lsa_lookup_names(cli->binding_handle,
 764                                          mem_ctx,
 765                                          pol,
 766                                          num_names,
 767                                          names,
 768                                          dom_names,
 769                                          level,
 770                                          sids,
 771                                          types,
 772                                          &result);
 773         if (!NT_STATUS_IS_OK(status)) {
 774                 return status;
 775         }
 776
 777         return result;
 778 }
 779
 780 NTSTATUS dcerpc_lsa_lookup_names4(struct dcerpc_binding_handle *h,
 781                                   TALLOC_CTX *mem_ctx,
 782                                   struct policy_handle *pol,
 783                                   uint32_t num_names,
 784                                   const char **names,
 785                                   const char ***dom_names,
 786                                   enum lsa_LookupNamesLevel level,
 787                                   struct dom_sid **sids,
 788                                   enum lsa_SidType **types,
 789                                   NTSTATUS *result)
 790 {
 791         return dcerpc_lsa_lookup_names_generic(h,
 792                                                mem_ctx,
 793                                                pol,
 794                                                num_names,
 795                                                names,
 796                                                dom_names,
 797                                                level,
 798                                                sids,
 799                                                types,
 800                                                true,
 801                                                result);
 802 }