source4/rpc_server/lsa/lsa_lookup.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    endpoint server for the lsarpc pipe
   5
   6    Copyright (C) Andrew Tridgell 2004
   7    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2007
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "rpc_server/lsa/lsa.h"
  24
  25 static const struct {
  26         const char *domain;
  27         const char *name;
  28         const char *sid;
  29         int rtype;
  30 } well_known[] = {
  31         {
  32                 .name = "EVERYONE",
  33                 .sid = SID_WORLD,
  34                 .rtype = SID_NAME_WKN_GRP,
  35         },
  36         {
  37                 .name = "CREATOR OWNER",
  38                 .sid = SID_CREATOR_OWNER,
  39                 .rtype = SID_NAME_WKN_GRP,
  40         },
  41         {
  42                 .name = "CREATOR GROUP",
  43                 .sid = SID_CREATOR_GROUP,
  44                 .rtype = SID_NAME_WKN_GRP,
  45         },
  46         {
  47                 .name = "Owner Rights",
  48                 .sid = SID_OWNER_RIGHTS,
  49                 .rtype = SID_NAME_WKN_GRP,
  50         },
  51         {
  52                 .domain = "NT AUTHORITY",
  53                 .name = "Dialup",
  54                 .sid = SID_NT_DIALUP,
  55                 .rtype = SID_NAME_WKN_GRP,
  56         },
  57         {
  58                 .domain = "NT AUTHORITY",
  59                 .name = "Network",
  60                 .sid = SID_NT_NETWORK,
  61                 .rtype = SID_NAME_WKN_GRP,
  62         },
  63         {
  64                 .domain = "NT AUTHORITY",
  65                 .name = "Batch",
  66                 .sid = SID_NT_BATCH,
  67                 .rtype = SID_NAME_WKN_GRP,
  68         },
  69         {
  70                 .domain = "NT AUTHORITY",
  71                 .name = "Interactive",
  72                 .sid = SID_NT_INTERACTIVE,
  73                 .rtype = SID_NAME_WKN_GRP,
  74         },
  75         {
  76                 .domain = "NT AUTHORITY",
  77                 .name = "Service",
  78                 .sid = SID_NT_SERVICE,
  79                 .rtype = SID_NAME_WKN_GRP,
  80         },
  81         {
  82                 .domain = "NT AUTHORITY",
  83                 .name = "ANONYMOUS LOGON",
  84                 .sid = SID_NT_ANONYMOUS,
  85                 .rtype = SID_NAME_WKN_GRP,
  86         },
  87         {
  88                 .domain = "NT AUTHORITY",
  89                 .name = "Proxy",
  90                 .sid = SID_NT_PROXY,
  91                 .rtype = SID_NAME_WKN_GRP,
  92         },
  93         {
  94                 .domain = "NT AUTHORITY",
  95                 .name = "ServerLogon",
  96                 .sid = SID_NT_ENTERPRISE_DCS,
  97                 .rtype = SID_NAME_WKN_GRP,
  98         },
  99         {
 100                 .domain = "NT AUTHORITY",
 101                 .name = "Self",
 102                 .sid = SID_NT_SELF,
 103                 .rtype = SID_NAME_WKN_GRP,
 104         },
 105         {
 106                 .domain = "NT AUTHORITY",
 107                 .name = "Authenticated Users",
 108                 .sid = SID_NT_AUTHENTICATED_USERS,
 109                 .rtype = SID_NAME_WKN_GRP,
 110         },
 111         {
 112                 .domain = "NT AUTHORITY",
 113                 .name = "Restricted",
 114                 .sid = SID_NT_RESTRICTED,
 115                 .rtype = SID_NAME_WKN_GRP,
 116         },
 117         {
 118                 .domain = "NT AUTHORITY",
 119                 .name = "Terminal Server User",
 120                 .sid = SID_NT_TERMINAL_SERVER_USERS,
 121                 .rtype = SID_NAME_WKN_GRP,
 122         },
 123         {
 124                 .domain = "NT AUTHORITY",
 125                 .name = "Remote Interactive Logon",
 126                 .sid = SID_NT_REMOTE_INTERACTIVE,
 127                 .rtype = SID_NAME_WKN_GRP,
 128         },
 129         {
 130                 .domain = "NT AUTHORITY",
 131                 .name = "This Organization",
 132                 .sid = SID_NT_THIS_ORGANISATION,
 133                 .rtype = SID_NAME_WKN_GRP,
 134         },
 135         {
 136                 .domain = "NT AUTHORITY",
 137                 .name = "SYSTEM",
 138                 .sid = SID_NT_SYSTEM,
 139                 .rtype = SID_NAME_WKN_GRP,
 140         },
 141         {
 142                 .domain = "NT AUTHORITY",
 143                 .name = "Local Service",
 144                 .sid = SID_NT_LOCAL_SERVICE,
 145                 .rtype = SID_NAME_WKN_GRP,
 146         },
 147         {
 148                 .domain = "NT AUTHORITY",
 149                 .name = "Network Service",
 150                 .sid = SID_NT_NETWORK_SERVICE,
 151                 .rtype = SID_NAME_WKN_GRP,
 152         },
 153         {
 154                 .domain = "NT AUTHORITY",
 155                 .name = "Digest Authentication",
 156                 .sid = SID_NT_DIGEST_AUTHENTICATION,
 157                 .rtype = SID_NAME_WKN_GRP,
 158         },
 159         {
 160                 .domain = "NT AUTHORITY",
 161                 .name = "Enterprise Domain Controllers",
 162                 .sid = SID_NT_ENTERPRISE_DCS,
 163                 .rtype = SID_NAME_WKN_GRP,
 164         },
 165         {
 166                 .domain = "NT AUTHORITY",
 167                 .name = "NTLM Authentication",
 168                 .sid = SID_NT_NTLM_AUTHENTICATION,
 169                 .rtype = SID_NAME_WKN_GRP,
 170         },
 171         {
 172                 .domain = "NT AUTHORITY",
 173                 .name = "Other Organization",
 174                 .sid = SID_NT_OTHER_ORGANISATION,
 175                 .rtype = SID_NAME_WKN_GRP,
 176         },
 177         {
 178                 .domain = "NT AUTHORITY",
 179                 .name = "SChannel Authentication",
 180                 .sid = SID_NT_SCHANNEL_AUTHENTICATION,
 181                 .rtype = SID_NAME_WKN_GRP,
 182         },
 183         {
 184                 .domain = "NT AUTHORITY",
 185                 .name = "IUSR",
 186                 .sid = SID_NT_IUSR,
 187                 .rtype = SID_NAME_WKN_GRP,
 188         },
 189         {
 190                 .sid = NULL,
 191         }
 192 };
 193
 194 static NTSTATUS lookup_well_known_names(TALLOC_CTX *mem_ctx, const char *domain,
 195                                         const char *name, const char **authority_name,
 196                                         struct dom_sid **sid, uint32_t *rtype)
 197 {
 198         int i;
 199         for (i=0; well_known[i].sid; i++) {
 200                 if (domain) {
 201                         if (strcasecmp_m(domain, well_known[i].domain) == 0
 202                             && strcasecmp_m(name, well_known[i].name) == 0) {
 203                                 *authority_name = well_known[i].domain;
 204                                 *sid = dom_sid_parse_talloc(mem_ctx, well_known[i].sid);
 205                                 *rtype = well_known[i].rtype;
 206                                 return NT_STATUS_OK;
 207                         }
 208                 } else {
 209                         if (strcasecmp_m(name, well_known[i].name) == 0) {
 210                                 *authority_name = well_known[i].domain;
 211                                 *sid = dom_sid_parse_talloc(mem_ctx, well_known[i].sid);
 212                                 *rtype = well_known[i].rtype;
 213                                 return NT_STATUS_OK;
 214                         }
 215                 }
 216         }
 217         return NT_STATUS_NOT_FOUND;
 218 }
 219
 220 static NTSTATUS lookup_well_known_sids(TALLOC_CTX *mem_ctx,
 221                                        const char *sid_str, const char **authority_name,
 222                                        const char **name, uint32_t *rtype)
 223 {
 224         int i;
 225         for (i=0; well_known[i].sid; i++) {
 226                 if (strcasecmp_m(sid_str, well_known[i].sid) == 0) {
 227                         *authority_name = well_known[i].domain;
 228                         *name = well_known[i].name;
 229                         *rtype = well_known[i].rtype;
 230                         return NT_STATUS_OK;
 231                 }
 232         }
 233         return NT_STATUS_NOT_FOUND;
 234 }
 235
 236 /*
 237   lookup a SID for 1 name
 238 */
 239 static NTSTATUS dcesrv_lsa_lookup_name(struct tevent_context *ev_ctx,
 240                                        struct loadparm_context *lp_ctx,
 241                                        struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
 242                                        const char *name, const char **authority_name,
 243                                        struct dom_sid **sid, enum lsa_SidType *rtype,
 244                                        uint32_t *rid)
 245 {
 246         int ret, atype, i;
 247         struct ldb_message **res;
 248         const char * const attrs[] = { "objectSid", "sAMAccountType", NULL};
 249         const char *p;
 250         const char *domain;
 251         const char *username;
 252         struct ldb_dn *domain_dn;
 253         struct dom_sid *domain_sid;
 254         NTSTATUS status;
 255
 256         p = strchr_m(name, '\\');
 257         if (p != NULL) {
 258                 domain = talloc_strndup(mem_ctx, name, p-name);
 259                 if (!domain) {
 260                         return NT_STATUS_NO_MEMORY;
 261                 }
 262                 username = p + 1;
 263         } else if (strchr_m(name, '@')) {
 264                 status = crack_name_to_nt4_name(mem_ctx, ev_ctx, lp_ctx, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL, name, &domain, &username);
 265                 if (!NT_STATUS_IS_OK(status)) {
 266                         DEBUG(3, ("Failed to crack name %s into an NT4 name: %s\n", name, nt_errstr(status)));
 267                         return status;
 268                 }
 269         } else {
 270                 domain = NULL;
 271                 username = name;
 272         }
 273
 274         if (!domain) {
 275                 /* Look up table of well known names */
 276                 status = lookup_well_known_names(mem_ctx, NULL, username, authority_name, sid, rtype);
 277                 if (NT_STATUS_IS_OK(status)) {
 278                         dom_sid_split_rid(NULL, *sid, NULL, rid);
 279                         return NT_STATUS_OK;
 280                 }
 281
 282                 if (username == NULL) {
 283                         *authority_name = NAME_BUILTIN;
 284                         *sid = dom_sid_parse_talloc(mem_ctx, SID_BUILTIN);
 285                         *rtype = SID_NAME_DOMAIN;
 286                         *rid = 0xFFFFFFFF;
 287                         return NT_STATUS_OK;
 288                 }
 289
 290                 if (strcasecmp_m(username, NAME_NT_AUTHORITY) == 0) {
 291                         *authority_name = NAME_NT_AUTHORITY;
 292                         *sid =  dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
 293                         *rtype = SID_NAME_DOMAIN;
 294                         dom_sid_split_rid(NULL, *sid, NULL, rid);
 295                         return NT_STATUS_OK;
 296                 }
 297                 if (strcasecmp_m(username, NAME_BUILTIN) == 0) {
 298                         *authority_name = NAME_BUILTIN;
 299                         *sid = dom_sid_parse_talloc(mem_ctx, SID_BUILTIN);
 300                         *rtype = SID_NAME_DOMAIN;
 301                         *rid = 0xFFFFFFFF;
 302                         return NT_STATUS_OK;
 303                 }
 304                 if (strcasecmp_m(username, state->domain_dns) == 0) {
 305                         *authority_name = state->domain_name;
 306                         *sid =  state->domain_sid;
 307                         *rtype = SID_NAME_DOMAIN;
 308                         *rid = 0xFFFFFFFF;
 309                         return NT_STATUS_OK;
 310                 }
 311                 if (strcasecmp_m(username, state->domain_name) == 0) {
 312                         *authority_name = state->domain_name;
 313                         *sid =  state->domain_sid;
 314                         *rtype = SID_NAME_DOMAIN;
 315                         *rid = 0xFFFFFFFF;
 316                         return NT_STATUS_OK;
 317                 }
 318
 319                 /* Perhaps this is a well known user? */
 320                 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_NT_AUTHORITY, username);
 321                 if (!name) {
 322                         return NT_STATUS_NO_MEMORY;
 323                 }
 324                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
 325                 if (NT_STATUS_IS_OK(status)) {
 326                         return status;
 327                 }
 328
 329                 /* Perhaps this is a BUILTIN user? */
 330                 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_BUILTIN, username);
 331                 if (!name) {
 332                         return NT_STATUS_NO_MEMORY;
 333                 }
 334                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
 335                 if (NT_STATUS_IS_OK(status)) {
 336                         return status;
 337                 }
 338
 339                 /* OK, I give up - perhaps we need to assume the user is in our domain? */
 340                 name = talloc_asprintf(mem_ctx, "%s\\%s", state->domain_name, username);
 341                 if (!name) {
 342                         return NT_STATUS_NO_MEMORY;
 343                 }
 344                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
 345                 if (NT_STATUS_IS_OK(status)) {
 346                         return status;
 347                 }
 348
 349                 return STATUS_SOME_UNMAPPED;
 350         } else if (strcasecmp_m(domain, NAME_NT_AUTHORITY) == 0) {
 351                 if (!*username) {
 352                         *authority_name = NAME_NT_AUTHORITY;
 353                         *sid = dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
 354                         *rtype = SID_NAME_DOMAIN;
 355                         dom_sid_split_rid(NULL, *sid, NULL, rid);
 356                         return NT_STATUS_OK;
 357                 }
 358
 359                 /* Look up table of well known names */
 360                 status = lookup_well_known_names(mem_ctx, domain, username, authority_name,
 361                                                  sid, rtype);
 362                 if (NT_STATUS_IS_OK(status)) {
 363                         dom_sid_split_rid(NULL, *sid, NULL, rid);
 364                 }
 365                 return status;
 366         } else if (strcasecmp_m(domain, NAME_BUILTIN) == 0) {
 367                 *authority_name = NAME_BUILTIN;
 368                 domain_dn = state->builtin_dn;
 369         } else if (strcasecmp_m(domain, state->domain_dns) == 0) {
 370                 *authority_name = state->domain_name;
 371                 domain_dn = state->domain_dn;
 372         } else if (strcasecmp_m(domain, state->domain_name) == 0) {
 373                 *authority_name = state->domain_name;
 374                 domain_dn = state->domain_dn;
 375         } else {
 376                 /* Not local, need to ask winbind in future */
 377                 return STATUS_SOME_UNMAPPED;
 378         }
 379
 380         ret = gendb_search_dn(state->sam_ldb, mem_ctx, domain_dn, &res, attrs);
 381         if (ret == 1) {
 382                 domain_sid = samdb_result_dom_sid(mem_ctx, res[0], "objectSid");
 383                 if (domain_sid == NULL) {
 384                         return NT_STATUS_INVALID_SID;
 385                 }
 386         } else {
 387                 return NT_STATUS_INVALID_SID;
 388         }
 389
 390         if (!*username) {
 391                 *sid = domain_sid;
 392                 *rtype = SID_NAME_DOMAIN;
 393                 *rid = 0xFFFFFFFF;
 394                 return NT_STATUS_OK;
 395         }
 396
 397         ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
 398                            "(&(sAMAccountName=%s)(objectSid=*))",
 399                            ldb_binary_encode_string(mem_ctx, username));
 400         if (ret == -1) {
 401                 return NT_STATUS_INVALID_SID;
 402         }
 403
 404         for (i=0; i < ret; i++) {
 405                 *sid = samdb_result_dom_sid(mem_ctx, res[i], "objectSid");
 406                 if (*sid == NULL) {
 407                         return NT_STATUS_INVALID_SID;
 408                 }
 409
 410                 /* Check that this is in the domain */
 411                 if (!dom_sid_in_domain(domain_sid, *sid)) {
 412                         continue;
 413                 }
 414
 415                 atype = samdb_result_uint(res[i], "sAMAccountType", 0);
 416
 417                 *rtype = ds_atype_map(atype);
 418                 if (*rtype == SID_NAME_UNKNOWN) {
 419                         return STATUS_SOME_UNMAPPED;
 420                 }
 421
 422                 return NT_STATUS_OK;
 423         }
 424
 425         /* need to check for an allocated sid */
 426
 427         return NT_STATUS_INVALID_SID;
 428 }
 429
 430
 431 /*
 432   add to the lsa_RefDomainList for LookupSids and LookupNames
 433 */
 434 static NTSTATUS dcesrv_lsa_authority_list(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
 435                                           enum lsa_SidType rtype,
 436                                           const char *authority_name,
 437                                           struct dom_sid *sid,
 438                                           struct lsa_RefDomainList *domains,
 439                                           uint32_t *sid_index)
 440 {
 441         struct dom_sid *authority_sid;
 442         int i;
 443
 444         if (rtype != SID_NAME_DOMAIN) {
 445                 authority_sid = dom_sid_dup(mem_ctx, sid);
 446                 if (authority_sid == NULL) {
 447                         return NT_STATUS_NO_MEMORY;
 448                 }
 449                 authority_sid->num_auths--;
 450         } else {
 451                 authority_sid = sid;
 452         }
 453
 454         /* see if we've already done this authority name */
 455         for (i=0;i<domains->count;i++) {
 456                 if (strcasecmp_m(authority_name, domains->domains[i].name.string) == 0) {
 457                         *sid_index = i;
 458                         return NT_STATUS_OK;
 459                 }
 460         }
 461
 462         domains->domains = talloc_realloc(domains,
 463                                           domains->domains,
 464                                           struct lsa_DomainInfo,
 465                                           domains->count+1);
 466         if (domains->domains == NULL) {
 467                 return NT_STATUS_NO_MEMORY;
 468         }
 469         domains->domains[i].name.string = authority_name;
 470         domains->domains[i].sid         = authority_sid;
 471         domains->count++;
 472         domains->max_size = LSA_REF_DOMAIN_LIST_MULTIPLIER * domains->count;
 473         *sid_index = i;
 474
 475         return NT_STATUS_OK;
 476 }
 477
 478 /*
 479   lookup a name for 1 SID
 480 */
 481 static NTSTATUS dcesrv_lsa_lookup_sid(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
 482                                       struct dom_sid *sid, const char *sid_str,
 483                                       const char **authority_name,
 484                                       const char **name, enum lsa_SidType *rtype)
 485 {
 486         NTSTATUS status;
 487         int ret;
 488         uint32_t atype;
 489         struct ldb_message **res;
 490         struct ldb_dn *domain_dn;
 491         const char * const attrs[] = { "sAMAccountName", "sAMAccountType", "cn", NULL};
 492
 493         status = lookup_well_known_sids(mem_ctx, sid_str, authority_name, name, rtype);
 494         if (NT_STATUS_IS_OK(status)) {
 495                 return status;
 496         }
 497
 498         if (dom_sid_in_domain(state->domain_sid, sid)) {
 499                 *authority_name = state->domain_name;
 500                 domain_dn = state->domain_dn;
 501         } else if (dom_sid_in_domain(state->builtin_sid, sid)) {
 502                 *authority_name = NAME_BUILTIN;
 503                 domain_dn = state->builtin_dn;
 504         } else {
 505                 /* Not well known, our domain or built in */
 506
 507                 /* In future, we must look at SID histories, and at trusted domains via winbind */
 508
 509                 return NT_STATUS_NOT_FOUND;
 510         }
 511
 512         ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
 513                            "objectSid=%s", ldap_encode_ndr_dom_sid(mem_ctx, sid));
 514         if (ret == 1) {
 515                 *name = ldb_msg_find_attr_as_string(res[0], "sAMAccountName", NULL);
 516                 if (!*name) {
 517                         *name = ldb_msg_find_attr_as_string(res[0], "cn", NULL);
 518                         if (!*name) {
 519                                 *name = talloc_strdup(mem_ctx, sid_str);
 520                                 NT_STATUS_HAVE_NO_MEMORY(*name);
 521                         }
 522                 }
 523
 524                 atype = samdb_result_uint(res[0], "sAMAccountType", 0);
 525
 526                 *rtype = ds_atype_map(atype);
 527
 528                 return NT_STATUS_OK;
 529         }
 530
 531         /* need to re-add a check for an allocated sid */
 532
 533         return NT_STATUS_NOT_FOUND;
 534 }
 535
 536
 537 /*
 538   lsa_LookupSids2
 539 */
 540 NTSTATUS dcesrv_lsa_LookupSids2(struct dcesrv_call_state *dce_call,
 541                                 TALLOC_CTX *mem_ctx,
 542                                 struct lsa_LookupSids2 *r)
 543 {
 544         struct lsa_policy_state *state;
 545         struct lsa_RefDomainList *domains = NULL;
 546         int i;
 547         NTSTATUS status = NT_STATUS_OK;
 548
 549         if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
 550             r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
 551                 return NT_STATUS_INVALID_PARAMETER;
 552         }
 553
 554         *r->out.domains = NULL;
 555
 556         /* NOTE: the WSPP test suite tries SIDs with invalid revision numbers,
 557            and expects NT_STATUS_INVALID_PARAMETER back - we just treat it as
 558            an unknown SID. We could add a SID validator here. (tridge)
 559            MS-DTYP 2.4.2
 560         */
 561
 562         status = dcesrv_lsa_get_policy_state(dce_call, mem_ctx, &state);
 563         if (!NT_STATUS_IS_OK(status)) {
 564                 return status;
 565         }
 566
 567         domains = talloc_zero(r->out.domains,  struct lsa_RefDomainList);
 568         if (domains == NULL) {
 569                 return NT_STATUS_NO_MEMORY;
 570         }
 571         *r->out.domains = domains;
 572
 573         r->out.names = talloc_zero(mem_ctx,  struct lsa_TransNameArray2);
 574         if (r->out.names == NULL) {
 575                 return NT_STATUS_NO_MEMORY;
 576         }
 577
 578         *r->out.count = 0;
 579
 580         r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName2,
 581                                              r->in.sids->num_sids);
 582         if (r->out.names->names == NULL) {
 583                 return NT_STATUS_NO_MEMORY;
 584         }
 585
 586         for (i=0;i<r->in.sids->num_sids;i++) {
 587                 struct dom_sid *sid = r->in.sids->sids[i].sid;
 588                 char *sid_str = dom_sid_string(mem_ctx, sid);
 589                 const char *name, *authority_name;
 590                 enum lsa_SidType rtype;
 591                 uint32_t sid_index;
 592                 NTSTATUS status2;
 593
 594                 r->out.names->count++;
 595
 596                 r->out.names->names[i].sid_type    = SID_NAME_UNKNOWN;
 597                 r->out.names->names[i].name.string = sid_str;
 598                 r->out.names->names[i].sid_index   = 0xFFFFFFFF;
 599                 r->out.names->names[i].unknown     = 0;
 600
 601                 if (sid_str == NULL) {
 602                         r->out.names->names[i].name.string = "(SIDERROR)";
 603                         status = STATUS_SOME_UNMAPPED;
 604                         continue;
 605                 }
 606
 607                 status2 = dcesrv_lsa_lookup_sid(state, mem_ctx, sid, sid_str,
 608                                                 &authority_name, &name, &rtype);
 609                 if (!NT_STATUS_IS_OK(status2)) {
 610                         status = STATUS_SOME_UNMAPPED;
 611                         continue;
 612                 }
 613
 614                 /* set up the authority table */
 615                 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype,
 616                                                     authority_name, sid,
 617                                                     domains, &sid_index);
 618                 if (!NT_STATUS_IS_OK(status2)) {
 619                         continue;
 620                 }
 621
 622                 r->out.names->names[i].sid_type    = rtype;
 623                 r->out.names->names[i].name.string = name;
 624                 r->out.names->names[i].sid_index   = sid_index;
 625                 r->out.names->names[i].unknown     = 0;
 626
 627                 (*r->out.count)++;
 628         }
 629
 630         if (*r->out.count == 0) {
 631                 return NT_STATUS_NONE_MAPPED;
 632         }
 633         if (*r->out.count != r->in.sids->num_sids) {
 634                 return STATUS_SOME_UNMAPPED;
 635         }
 636
 637         return NT_STATUS_OK;
 638 }
 639
 640
 641 /*
 642   lsa_LookupSids3
 643
 644   Identical to LookupSids2, but doesn't take a policy handle
 645
 646 */
 647 NTSTATUS dcesrv_lsa_LookupSids3(struct dcesrv_call_state *dce_call,
 648                                 TALLOC_CTX *mem_ctx,
 649                                 struct lsa_LookupSids3 *r)
 650 {
 651         struct lsa_LookupSids2 r2;
 652         struct lsa_OpenPolicy2 pol;
 653         NTSTATUS status;
 654         struct dcesrv_handle *h;
 655
 656         ZERO_STRUCT(r2);
 657
 658         /* No policy handle on the wire, so make one up here */
 659         r2.in.handle = talloc(mem_ctx, struct policy_handle);
 660         if (!r2.in.handle) {
 661                 return NT_STATUS_NO_MEMORY;
 662         }
 663
 664         pol.out.handle = r2.in.handle;
 665         pol.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 666         pol.in.attr = NULL;
 667         pol.in.system_name = NULL;
 668         status = dcesrv_lsa_OpenPolicy2(dce_call, mem_ctx, &pol);
 669         if (!NT_STATUS_IS_OK(status)) {
 670                 return status;
 671         }
 672
 673         /* ensure this handle goes away at the end of this call */
 674         DCESRV_PULL_HANDLE(h, r2.in.handle, LSA_HANDLE_POLICY);
 675         talloc_steal(mem_ctx, h);
 676
 677         r2.in.sids     = r->in.sids;
 678         r2.in.names    = r->in.names;
 679         r2.in.level    = r->in.level;
 680         r2.in.count    = r->in.count;
 681         r2.in.lookup_options = r->in.lookup_options;
 682         r2.in.client_revision = r->in.client_revision;
 683         r2.out.count   = r->out.count;
 684         r2.out.names   = r->out.names;
 685         r2.out.domains = r->out.domains;
 686
 687         status = dcesrv_lsa_LookupSids2(dce_call, mem_ctx, &r2);
 688
 689         r->out.domains = r2.out.domains;
 690         r->out.names   = r2.out.names;
 691         r->out.count   = r2.out.count;
 692
 693         return status;
 694 }
 695
 696
 697 /*
 698   lsa_LookupSids
 699 */
 700 NTSTATUS dcesrv_lsa_LookupSids(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 701                                struct lsa_LookupSids *r)
 702 {
 703         struct lsa_LookupSids2 r2;
 704         NTSTATUS status;
 705         int i;
 706
 707         ZERO_STRUCT(r2);
 708
 709         r2.in.handle   = r->in.handle;
 710         r2.in.sids     = r->in.sids;
 711         r2.in.names    = NULL;
 712         r2.in.level    = r->in.level;
 713         r2.in.count    = r->in.count;
 714         r2.in.lookup_options = 0;
 715         r2.in.client_revision = 0;
 716         r2.out.count   = r->out.count;
 717         r2.out.names   = NULL;
 718         r2.out.domains = r->out.domains;
 719
 720         status = dcesrv_lsa_LookupSids2(dce_call, mem_ctx, &r2);
 721         /* we deliberately don't check for error from the above,
 722            as even on error we are supposed to return the names  */
 723
 724         r->out.domains = r2.out.domains;
 725         if (!r2.out.names) {
 726                 r->out.names = NULL;
 727                 return status;
 728         }
 729
 730         r->out.names = talloc(mem_ctx, struct lsa_TransNameArray);
 731         if (r->out.names == NULL) {
 732                 return NT_STATUS_NO_MEMORY;
 733         }
 734         r->out.names->count = r2.out.names->count;
 735         r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName,
 736                                              r->out.names->count);
 737         if (r->out.names->names == NULL) {
 738                 return NT_STATUS_NO_MEMORY;
 739         }
 740         for (i=0;i<r->out.names->count;i++) {
 741                 r->out.names->names[i].sid_type    = r2.out.names->names[i].sid_type;
 742                 r->out.names->names[i].name.string = r2.out.names->names[i].name.string;
 743                 r->out.names->names[i].sid_index   = r2.out.names->names[i].sid_index;
 744         }
 745
 746         return status;
 747 }
 748
 749
 750 /*
 751   lsa_LookupNames3
 752 */
 753 NTSTATUS dcesrv_lsa_LookupNames3(struct dcesrv_call_state *dce_call,
 754                                  TALLOC_CTX *mem_ctx,
 755                                  struct lsa_LookupNames3 *r)
 756 {
 757         struct lsa_policy_state *policy_state;
 758         struct dcesrv_handle *policy_handle;
 759         int i;
 760         struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
 761         struct lsa_RefDomainList *domains;
 762
 763         DCESRV_PULL_HANDLE(policy_handle, r->in.handle, LSA_HANDLE_POLICY);
 764
 765         if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
 766             r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
 767                 return NT_STATUS_INVALID_PARAMETER;
 768         }
 769
 770         policy_state = policy_handle->data;
 771
 772         *r->out.domains = NULL;
 773
 774         domains = talloc_zero(mem_ctx,  struct lsa_RefDomainList);
 775         if (domains == NULL) {
 776                 return NT_STATUS_NO_MEMORY;
 777         }
 778         *r->out.domains = domains;
 779
 780         r->out.sids = talloc_zero(mem_ctx,  struct lsa_TransSidArray3);
 781         if (r->out.sids == NULL) {
 782                 return NT_STATUS_NO_MEMORY;
 783         }
 784
 785         *r->out.count = 0;
 786
 787         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid3,
 788                                            r->in.num_names);
 789         if (r->out.sids->sids == NULL) {
 790                 return NT_STATUS_NO_MEMORY;
 791         }
 792
 793         for (i=0;i<r->in.num_names;i++) {
 794                 const char *name = r->in.names[i].string;
 795                 const char *authority_name;
 796                 struct dom_sid *sid;
 797                 uint32_t sid_index, rid;
 798                 enum lsa_SidType rtype;
 799                 NTSTATUS status2;
 800
 801                 r->out.sids->count++;
 802
 803                 r->out.sids->sids[i].sid_type    = SID_NAME_UNKNOWN;
 804                 r->out.sids->sids[i].sid         = NULL;
 805                 r->out.sids->sids[i].sid_index   = 0xFFFFFFFF;
 806                 r->out.sids->sids[i].flags       = 0;
 807
 808                 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, policy_state, mem_ctx, name,
 809                                                  &authority_name, &sid, &rtype, &rid);
 810                 if (!NT_STATUS_IS_OK(status2) || sid->num_auths == 0) {
 811                         continue;
 812                 }
 813
 814                 status2 = dcesrv_lsa_authority_list(policy_state, mem_ctx, rtype, authority_name,
 815                                                     sid, domains, &sid_index);
 816                 if (!NT_STATUS_IS_OK(status2)) {
 817                         continue;
 818                 }
 819
 820                 r->out.sids->sids[i].sid_type    = rtype;
 821                 r->out.sids->sids[i].sid         = sid;
 822                 r->out.sids->sids[i].sid_index   = sid_index;
 823                 r->out.sids->sids[i].flags       = 0;
 824
 825                 (*r->out.count)++;
 826         }
 827
 828         if (*r->out.count == 0) {
 829                 return NT_STATUS_NONE_MAPPED;
 830         }
 831         if (*r->out.count != r->in.num_names) {
 832                 return STATUS_SOME_UNMAPPED;
 833         }
 834
 835         return NT_STATUS_OK;
 836 }
 837
 838 /*
 839   lsa_LookupNames4
 840
 841   Identical to LookupNames3, but doesn't take a policy handle
 842
 843 */
 844 NTSTATUS dcesrv_lsa_LookupNames4(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 845                                  struct lsa_LookupNames4 *r)
 846 {
 847         struct lsa_LookupNames3 r2;
 848         struct lsa_OpenPolicy2 pol;
 849         NTSTATUS status;
 850         struct dcesrv_handle *h;
 851
 852         ZERO_STRUCT(r2);
 853
 854         /* No policy handle on the wire, so make one up here */
 855         r2.in.handle = talloc(mem_ctx, struct policy_handle);
 856         if (!r2.in.handle) {
 857                 return NT_STATUS_NO_MEMORY;
 858         }
 859
 860         pol.out.handle = r2.in.handle;
 861         pol.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 862         pol.in.attr = NULL;
 863         pol.in.system_name = NULL;
 864         status = dcesrv_lsa_OpenPolicy2(dce_call, mem_ctx, &pol);
 865         if (!NT_STATUS_IS_OK(status)) {
 866                 return status;
 867         }
 868
 869         /* ensure this handle goes away at the end of this call */
 870         DCESRV_PULL_HANDLE(h, r2.in.handle, LSA_HANDLE_POLICY);
 871         talloc_steal(mem_ctx, h);
 872
 873         r2.in.num_names = r->in.num_names;
 874         r2.in.names = r->in.names;
 875         r2.in.level = r->in.level;
 876         r2.in.sids = r->in.sids;
 877         r2.in.count = r->in.count;
 878         r2.in.lookup_options = r->in.lookup_options;
 879         r2.in.client_revision = r->in.client_revision;
 880         r2.out.domains = r->out.domains;
 881         r2.out.sids = r->out.sids;
 882         r2.out.count = r->out.count;
 883
 884         status = dcesrv_lsa_LookupNames3(dce_call, mem_ctx, &r2);
 885
 886         r->out.domains = r2.out.domains;
 887         r->out.sids = r2.out.sids;
 888         r->out.count = r2.out.count;
 889         return status;
 890 }
 891
 892 /*
 893   lsa_LookupNames2
 894 */
 895 NTSTATUS dcesrv_lsa_LookupNames2(struct dcesrv_call_state *dce_call,
 896                                  TALLOC_CTX *mem_ctx,
 897                                  struct lsa_LookupNames2 *r)
 898 {
 899         struct lsa_policy_state *state;
 900         struct dcesrv_handle *h;
 901         int i;
 902         struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
 903         struct lsa_RefDomainList *domains;
 904
 905         *r->out.domains = NULL;
 906
 907         DCESRV_PULL_HANDLE(h, r->in.handle, LSA_HANDLE_POLICY);
 908
 909         if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
 910             r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
 911                 return NT_STATUS_INVALID_PARAMETER;
 912         }
 913
 914         state = h->data;
 915
 916         domains = talloc_zero(mem_ctx,  struct lsa_RefDomainList);
 917         if (domains == NULL) {
 918                 return NT_STATUS_NO_MEMORY;
 919         }
 920         *r->out.domains = domains;
 921
 922         r->out.sids = talloc_zero(mem_ctx,  struct lsa_TransSidArray2);
 923         if (r->out.sids == NULL) {
 924                 return NT_STATUS_NO_MEMORY;
 925         }
 926
 927         *r->out.count = 0;
 928
 929         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid2,
 930                                            r->in.num_names);
 931         if (r->out.sids->sids == NULL) {
 932                 return NT_STATUS_NO_MEMORY;
 933         }
 934
 935         for (i=0;i<r->in.num_names;i++) {
 936                 const char *name = r->in.names[i].string;
 937                 const char *authority_name;
 938                 struct dom_sid *sid;
 939                 uint32_t rtype, sid_index, rid=0;
 940                 NTSTATUS status2;
 941
 942                 r->out.sids->count++;
 943
 944                 r->out.sids->sids[i].sid_type    = SID_NAME_UNKNOWN;
 945                 /* MS-LSAT 3.1.4.7 - rid zero is considered equivalent
 946                    to sid NULL - so we should return 0 rid for
 947                    unmapped entries */
 948                 r->out.sids->sids[i].rid         = 0;
 949                 r->out.sids->sids[i].sid_index   = 0xFFFFFFFF;
 950                 r->out.sids->sids[i].unknown     = 0;
 951
 952                 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, state, mem_ctx, name,
 953                                                  &authority_name, &sid, &rtype, &rid);
 954                 if (!NT_STATUS_IS_OK(status2)) {
 955                         continue;
 956                 }
 957
 958                 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype, authority_name,
 959                                                     sid, domains, &sid_index);
 960                 if (!NT_STATUS_IS_OK(status2)) {
 961                         continue;
 962                 }
 963
 964                 r->out.sids->sids[i].sid_type    = rtype;
 965                 r->out.sids->sids[i].rid         = rid;
 966                 r->out.sids->sids[i].sid_index   = sid_index;
 967                 r->out.sids->sids[i].unknown     = 0;
 968
 969                 (*r->out.count)++;
 970         }
 971
 972         if (*r->out.count == 0) {
 973                 return NT_STATUS_NONE_MAPPED;
 974         }
 975         if (*r->out.count != r->in.num_names) {
 976                 return STATUS_SOME_UNMAPPED;
 977         }
 978
 979         return NT_STATUS_OK;
 980 }
 981
 982 /*
 983   lsa_LookupNames
 984 */
 985 NTSTATUS dcesrv_lsa_LookupNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 986                        struct lsa_LookupNames *r)
 987 {
 988         struct lsa_LookupNames2 r2;
 989         NTSTATUS status;
 990         int i;
 991
 992         ZERO_STRUCT(r2);
 993
 994         r2.in.handle    = r->in.handle;
 995         r2.in.num_names = r->in.num_names;
 996         r2.in.names     = r->in.names;
 997         r2.in.sids      = NULL;
 998         r2.in.level     = r->in.level;
 999         r2.in.count     = r->in.count;
1000         r2.in.lookup_options = 0;
1001         r2.in.client_revision = 0;
1002         r2.out.count    = r->out.count;
1003         r2.out.domains  = r->out.domains;
1004
1005         status = dcesrv_lsa_LookupNames2(dce_call, mem_ctx, &r2);
1006         if (r2.out.sids == NULL) {
1007                 return status;
1008         }
1009
1010         r->out.sids = talloc(mem_ctx, struct lsa_TransSidArray);
1011         if (r->out.sids == NULL) {
1012                 return NT_STATUS_NO_MEMORY;
1013         }
1014         r->out.sids->count = r2.out.sids->count;
1015         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid,
1016                                            r->out.sids->count);
1017         if (r->out.sids->sids == NULL) {
1018                 return NT_STATUS_NO_MEMORY;
1019         }
1020         for (i=0;i<r->out.sids->count;i++) {
1021                 r->out.sids->sids[i].sid_type    = r2.out.sids->sids[i].sid_type;
1022                 r->out.sids->sids[i].rid         = r2.out.sids->sids[i].rid;
1023                 r->out.sids->sids[i].sid_index   = r2.out.sids->sids[i].sid_index;
1024         }
1025
1026         return status;
1027 }
1028