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 event_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 {
 245         int ret, atype, i;
 246         struct ldb_message **res;
 247         const char * const attrs[] = { "objectSid", "sAMAccountType", NULL};
 248         const char *p;
 249         const char *domain;
 250         const char *username;
 251         struct ldb_dn *domain_dn;
 252         struct dom_sid *domain_sid;
 253         NTSTATUS status;
 254
 255         p = strchr_m(name, '\\');
 256         if (p != NULL) {
 257                 domain = talloc_strndup(mem_ctx, name, p-name);
 258                 if (!domain) {
 259                         return NT_STATUS_NO_MEMORY;
 260                 }
 261                 username = p + 1;
 262         } else if (strchr_m(name, '@')) {
 263                 status = crack_name_to_nt4_name(mem_ctx, ev_ctx, lp_ctx, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL, name, &domain, &username);
 264                 if (!NT_STATUS_IS_OK(status)) {
 265                         DEBUG(3, ("Failed to crack name %s into an NT4 name: %s\n", name, nt_errstr(status)));
 266                         return status;
 267                 }
 268         } else {
 269                 domain = NULL;
 270                 username = name;
 271         }
 272
 273         if (!domain) {
 274                 /* Look up table of well known names */
 275                 status = lookup_well_known_names(mem_ctx, NULL, username, authority_name, sid, rtype);
 276                 if (NT_STATUS_IS_OK(status)) {
 277                         return NT_STATUS_OK;
 278                 }
 279
 280                 if (strcasecmp_m(username, NAME_NT_AUTHORITY) == 0) {
 281                         *authority_name = NAME_NT_AUTHORITY;
 282                         *sid =  dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
 283                         *rtype = SID_NAME_DOMAIN;
 284                         return NT_STATUS_OK;
 285                 }
 286                 if (strcasecmp_m(username, NAME_BUILTIN) == 0) {
 287                         *authority_name = NAME_BUILTIN;
 288                         *sid = dom_sid_parse_talloc(mem_ctx, SID_BUILTIN);
 289                         *rtype = SID_NAME_DOMAIN;
 290                         return NT_STATUS_OK;
 291                 }
 292                 if (strcasecmp_m(username, state->domain_dns) == 0) {
 293                         *authority_name = state->domain_name;
 294                         *sid =  state->domain_sid;
 295                         *rtype = SID_NAME_DOMAIN;
 296                         return NT_STATUS_OK;
 297                 }
 298                 if (strcasecmp_m(username, state->domain_name) == 0) {
 299                         *authority_name = state->domain_name;
 300                         *sid =  state->domain_sid;
 301                         *rtype = SID_NAME_DOMAIN;
 302                         return NT_STATUS_OK;
 303                 }
 304
 305                 /* Perhaps this is a well known user? */
 306                 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_NT_AUTHORITY, username);
 307                 if (!name) {
 308                         return NT_STATUS_NO_MEMORY;
 309                 }
 310                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype);
 311                 if (NT_STATUS_IS_OK(status)) {
 312                         return status;
 313                 }
 314
 315                 /* Perhaps this is a BUILTIN user? */
 316                 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_BUILTIN, username);
 317                 if (!name) {
 318                         return NT_STATUS_NO_MEMORY;
 319                 }
 320                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype);
 321                 if (NT_STATUS_IS_OK(status)) {
 322                         return status;
 323                 }
 324
 325                 /* OK, I give up - perhaps we need to assume the user is in our domain? */
 326                 name = talloc_asprintf(mem_ctx, "%s\\%s", state->domain_name, username);
 327                 if (!name) {
 328                         return NT_STATUS_NO_MEMORY;
 329                 }
 330                 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype);
 331                 if (NT_STATUS_IS_OK(status)) {
 332                         return status;
 333                 }
 334
 335                 return STATUS_SOME_UNMAPPED;
 336         } else if (strcasecmp_m(domain, NAME_NT_AUTHORITY) == 0) {
 337                 if (!*username) {
 338                         *authority_name = NAME_NT_AUTHORITY;
 339                         *sid = dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
 340                         *rtype = SID_NAME_DOMAIN;
 341                         return NT_STATUS_OK;
 342                 }
 343
 344                 /* Look up table of well known names */
 345                 return lookup_well_known_names(mem_ctx, domain, username, authority_name,
 346                                                sid, rtype);
 347         } else if (strcasecmp_m(domain, NAME_BUILTIN) == 0) {
 348                 *authority_name = NAME_BUILTIN;
 349                 domain_dn = state->builtin_dn;
 350         } else if (strcasecmp_m(domain, state->domain_dns) == 0) {
 351                 *authority_name = state->domain_name;
 352                 domain_dn = state->domain_dn;
 353         } else if (strcasecmp_m(domain, state->domain_name) == 0) {
 354                 *authority_name = state->domain_name;
 355                 domain_dn = state->domain_dn;
 356         } else {
 357                 /* Not local, need to ask winbind in future */
 358                 return STATUS_SOME_UNMAPPED;
 359         }
 360
 361         ret = gendb_search_dn(state->sam_ldb, mem_ctx, domain_dn, &res, attrs);
 362         if (ret == 1) {
 363                 domain_sid = samdb_result_dom_sid(mem_ctx, res[0], "objectSid");
 364                 if (domain_sid == NULL) {
 365                         return NT_STATUS_INVALID_SID;
 366                 }
 367         } else {
 368                 return NT_STATUS_INVALID_SID;
 369         }
 370
 371         if (!*username) {
 372                 *sid = domain_sid;
 373                 *rtype = SID_NAME_DOMAIN;
 374                 return NT_STATUS_OK;
 375         }
 376
 377         ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
 378                            "(&(sAMAccountName=%s)(objectSid=*))",
 379                            ldb_binary_encode_string(mem_ctx, username));
 380         if (ret == -1) {
 381                 return NT_STATUS_INVALID_SID;
 382         }
 383
 384         for (i=0; i < ret; i++) {
 385                 *sid = samdb_result_dom_sid(mem_ctx, res[i], "objectSid");
 386                 if (*sid == NULL) {
 387                         return NT_STATUS_INVALID_SID;
 388                 }
 389
 390                 /* Check that this is in the domain */
 391                 if (!dom_sid_in_domain(domain_sid, *sid)) {
 392                         continue;
 393                 }
 394
 395                 atype = samdb_result_uint(res[i], "sAMAccountType", 0);
 396
 397                 *rtype = samdb_atype_map(atype);
 398                 if (*rtype == SID_NAME_UNKNOWN) {
 399                         return STATUS_SOME_UNMAPPED;
 400                 }
 401
 402                 return NT_STATUS_OK;
 403         }
 404
 405         /* need to check for an allocated sid */
 406
 407         return NT_STATUS_INVALID_SID;
 408 }
 409
 410
 411 /*
 412   add to the lsa_RefDomainList for LookupSids and LookupNames
 413 */
 414 static NTSTATUS dcesrv_lsa_authority_list(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
 415                                           enum lsa_SidType rtype,
 416                                           const char *authority_name,
 417                                           struct dom_sid *sid,
 418                                           struct lsa_RefDomainList *domains,
 419                                           uint32_t *sid_index)
 420 {
 421         struct dom_sid *authority_sid;
 422         int i;
 423
 424         if (rtype != SID_NAME_DOMAIN) {
 425                 authority_sid = dom_sid_dup(mem_ctx, sid);
 426                 if (authority_sid == NULL) {
 427                         return NT_STATUS_NO_MEMORY;
 428                 }
 429                 authority_sid->num_auths--;
 430         } else {
 431                 authority_sid = sid;
 432         }
 433
 434         /* see if we've already done this authority name */
 435         for (i=0;i<domains->count;i++) {
 436                 if (strcasecmp_m(authority_name, domains->domains[i].name.string) == 0) {
 437                         *sid_index = i;
 438                         return NT_STATUS_OK;
 439                 }
 440         }
 441
 442         domains->domains = talloc_realloc(domains,
 443                                           domains->domains,
 444                                           struct lsa_DomainInfo,
 445                                           domains->count+1);
 446         if (domains->domains == NULL) {
 447                 return NT_STATUS_NO_MEMORY;
 448         }
 449         domains->domains[i].name.string = authority_name;
 450         domains->domains[i].sid         = authority_sid;
 451         domains->count++;
 452         domains->max_size = LSA_REF_DOMAIN_LIST_MULTIPLIER * domains->count;
 453         *sid_index = i;
 454
 455         return NT_STATUS_OK;
 456 }
 457
 458 /*
 459   lookup a name for 1 SID
 460 */
 461 static NTSTATUS dcesrv_lsa_lookup_sid(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
 462                                       struct dom_sid *sid, const char *sid_str,
 463                                       const char **authority_name,
 464                                       const char **name, enum lsa_SidType *rtype)
 465 {
 466         NTSTATUS status;
 467         int ret;
 468         uint32_t atype;
 469         struct ldb_message **res;
 470         struct ldb_dn *domain_dn;
 471         const char * const attrs[] = { "sAMAccountName", "sAMAccountType", "cn", NULL};
 472
 473         status = lookup_well_known_sids(mem_ctx, sid_str, authority_name, name, rtype);
 474         if (NT_STATUS_IS_OK(status)) {
 475                 return status;
 476         }
 477
 478         if (dom_sid_in_domain(state->domain_sid, sid)) {
 479                 *authority_name = state->domain_name;
 480                 domain_dn = state->domain_dn;
 481         } else if (dom_sid_in_domain(state->builtin_sid, sid)) {
 482                 *authority_name = NAME_BUILTIN;
 483                 domain_dn = state->builtin_dn;
 484         } else {
 485                 /* Not well known, our domain or built in */
 486
 487                 /* In future, we must look at SID histories, and at trusted domains via winbind */
 488
 489                 return NT_STATUS_NOT_FOUND;
 490         }
 491
 492         ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
 493                            "objectSid=%s", ldap_encode_ndr_dom_sid(mem_ctx, sid));
 494         if (ret == 1) {
 495                 *name = ldb_msg_find_attr_as_string(res[0], "sAMAccountName", NULL);
 496                 if (!*name) {
 497                         *name = ldb_msg_find_attr_as_string(res[0], "cn", NULL);
 498                         if (!*name) {
 499                                 *name = talloc_strdup(mem_ctx, sid_str);
 500                                 NT_STATUS_HAVE_NO_MEMORY(*name);
 501                         }
 502                 }
 503
 504                 atype = samdb_result_uint(res[0], "sAMAccountType", 0);
 505
 506                 *rtype = samdb_atype_map(atype);
 507
 508                 return NT_STATUS_OK;
 509         }
 510
 511         /* need to re-add a check for an allocated sid */
 512
 513         return NT_STATUS_NOT_FOUND;
 514 }
 515
 516
 517 /*
 518   lsa_LookupSids2
 519 */
 520 NTSTATUS dcesrv_lsa_LookupSids2(struct dcesrv_call_state *dce_call,
 521                                 TALLOC_CTX *mem_ctx,
 522                                 struct lsa_LookupSids2 *r)
 523 {
 524         struct lsa_policy_state *state;
 525         int i;
 526         NTSTATUS status = NT_STATUS_OK;
 527
 528         r->out.domains = NULL;
 529
 530         status = dcesrv_lsa_get_policy_state(dce_call, mem_ctx, &state);
 531         if (!NT_STATUS_IS_OK(status)) {
 532                 return status;
 533         }
 534
 535         r->out.domains = talloc_zero(mem_ctx,  struct lsa_RefDomainList);
 536         if (r->out.domains == NULL) {
 537                 return NT_STATUS_NO_MEMORY;
 538         }
 539
 540         r->out.names = talloc_zero(mem_ctx,  struct lsa_TransNameArray2);
 541         if (r->out.names == NULL) {
 542                 return NT_STATUS_NO_MEMORY;
 543         }
 544
 545         *r->out.count = 0;
 546
 547         r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName2,
 548                                              r->in.sids->num_sids);
 549         if (r->out.names->names == NULL) {
 550                 return NT_STATUS_NO_MEMORY;
 551         }
 552
 553         for (i=0;i<r->in.sids->num_sids;i++) {
 554                 struct dom_sid *sid = r->in.sids->sids[i].sid;
 555                 char *sid_str = dom_sid_string(mem_ctx, sid);
 556                 const char *name, *authority_name;
 557                 enum lsa_SidType rtype;
 558                 uint32_t sid_index;
 559                 NTSTATUS status2;
 560
 561                 r->out.names->count++;
 562
 563                 r->out.names->names[i].sid_type    = SID_NAME_UNKNOWN;
 564                 r->out.names->names[i].name.string = sid_str;
 565                 r->out.names->names[i].sid_index   = 0xFFFFFFFF;
 566                 r->out.names->names[i].unknown     = 0;
 567
 568                 if (sid_str == NULL) {
 569                         r->out.names->names[i].name.string = "(SIDERROR)";
 570                         status = STATUS_SOME_UNMAPPED;
 571                         continue;
 572                 }
 573
 574                 status2 = dcesrv_lsa_lookup_sid(state, mem_ctx, sid, sid_str,
 575                                                 &authority_name, &name, &rtype);
 576                 if (!NT_STATUS_IS_OK(status2)) {
 577                         status = STATUS_SOME_UNMAPPED;
 578                         continue;
 579                 }
 580
 581                 /* set up the authority table */
 582                 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype,
 583                                                     authority_name, sid,
 584                                                     r->out.domains, &sid_index);
 585                 if (!NT_STATUS_IS_OK(status2)) {
 586                         return status2;
 587                 }
 588
 589                 r->out.names->names[i].sid_type    = rtype;
 590                 r->out.names->names[i].name.string = name;
 591                 r->out.names->names[i].sid_index   = sid_index;
 592                 r->out.names->names[i].unknown     = 0;
 593
 594                 (*r->out.count)++;
 595         }
 596
 597         if (*r->out.count == 0) {
 598                 return NT_STATUS_NONE_MAPPED;
 599         }
 600         if (*r->out.count != r->in.sids->num_sids) {
 601                 return STATUS_SOME_UNMAPPED;
 602         }
 603
 604         return NT_STATUS_OK;
 605 }
 606
 607
 608 /*
 609   lsa_LookupSids3
 610
 611   Identical to LookupSids2, but doesn't take a policy handle
 612
 613 */
 614 NTSTATUS dcesrv_lsa_LookupSids3(struct dcesrv_call_state *dce_call,
 615                                 TALLOC_CTX *mem_ctx,
 616                                 struct lsa_LookupSids3 *r)
 617 {
 618         struct lsa_LookupSids2 r2;
 619         struct lsa_OpenPolicy2 pol;
 620         NTSTATUS status;
 621         struct dcesrv_handle *h;
 622
 623         /* No policy handle on the wire, so make one up here */
 624         r2.in.handle = talloc(mem_ctx, struct policy_handle);
 625         if (!r2.in.handle) {
 626                 return NT_STATUS_NO_MEMORY;
 627         }
 628
 629         pol.out.handle = r2.in.handle;
 630         pol.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 631         pol.in.attr = NULL;
 632         pol.in.system_name = NULL;
 633         status = dcesrv_lsa_OpenPolicy2(dce_call, mem_ctx, &pol);
 634         if (!NT_STATUS_IS_OK(status)) {
 635                 return status;
 636         }
 637
 638         /* ensure this handle goes away at the end of this call */
 639         DCESRV_PULL_HANDLE(h, r2.in.handle, LSA_HANDLE_POLICY);
 640         talloc_steal(mem_ctx, h);
 641
 642         r2.in.sids     = r->in.sids;
 643         r2.in.names    = r->in.names;
 644         r2.in.level    = r->in.level;
 645         r2.in.count    = r->in.count;
 646         r2.in.unknown1 = r->in.unknown1;
 647         r2.in.unknown2 = r->in.unknown2;
 648         r2.out.count   = r->out.count;
 649         r2.out.names   = r->out.names;
 650
 651         status = dcesrv_lsa_LookupSids2(dce_call, mem_ctx, &r2);
 652         if (dce_call->fault_code != 0) {
 653                 return status;
 654         }
 655
 656         r->out.domains = r2.out.domains;
 657         r->out.names   = r2.out.names;
 658         r->out.count   = r2.out.count;
 659
 660         return status;
 661 }
 662
 663
 664 /*
 665   lsa_LookupSids
 666 */
 667 NTSTATUS dcesrv_lsa_LookupSids(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 668                                struct lsa_LookupSids *r)
 669 {
 670         struct lsa_LookupSids2 r2;
 671         NTSTATUS status;
 672         int i;
 673
 674         r2.in.handle   = r->in.handle;
 675         r2.in.sids     = r->in.sids;
 676         r2.in.names    = NULL;
 677         r2.in.level    = r->in.level;
 678         r2.in.count    = r->in.count;
 679         r2.in.unknown1 = 0;
 680         r2.in.unknown2 = 0;
 681         r2.out.count   = r->out.count;
 682         r2.out.names   = NULL;
 683
 684         status = dcesrv_lsa_LookupSids2(dce_call, mem_ctx, &r2);
 685         if (dce_call->fault_code != 0) {
 686                 return status;
 687         }
 688
 689         r->out.domains = r2.out.domains;
 690         if (!r2.out.names) {
 691                 r->out.names = NULL;
 692                 return status;
 693         }
 694
 695         r->out.names = talloc(mem_ctx, struct lsa_TransNameArray);
 696         if (r->out.names == NULL) {
 697                 return NT_STATUS_NO_MEMORY;
 698         }
 699         r->out.names->count = r2.out.names->count;
 700         r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName,
 701                                              r->out.names->count);
 702         if (r->out.names->names == NULL) {
 703                 return NT_STATUS_NO_MEMORY;
 704         }
 705         for (i=0;i<r->out.names->count;i++) {
 706                 r->out.names->names[i].sid_type    = r2.out.names->names[i].sid_type;
 707                 r->out.names->names[i].name.string = r2.out.names->names[i].name.string;
 708                 r->out.names->names[i].sid_index   = r2.out.names->names[i].sid_index;
 709         }
 710
 711         return status;
 712 }
 713
 714
 715 /*
 716   lsa_LookupNames3
 717 */
 718 NTSTATUS dcesrv_lsa_LookupNames3(struct dcesrv_call_state *dce_call,
 719                                  TALLOC_CTX *mem_ctx,
 720                                  struct lsa_LookupNames3 *r)
 721 {
 722         struct lsa_policy_state *policy_state;
 723         struct dcesrv_handle *policy_handle;
 724         int i;
 725         struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
 726
 727         DCESRV_PULL_HANDLE(policy_handle, r->in.handle, LSA_HANDLE_POLICY);
 728
 729         policy_state = policy_handle->data;
 730
 731         r->out.domains = NULL;
 732
 733         r->out.domains = talloc_zero(mem_ctx,  struct lsa_RefDomainList);
 734         if (r->out.domains == NULL) {
 735                 return NT_STATUS_NO_MEMORY;
 736         }
 737
 738         r->out.sids = talloc_zero(mem_ctx,  struct lsa_TransSidArray3);
 739         if (r->out.sids == NULL) {
 740                 return NT_STATUS_NO_MEMORY;
 741         }
 742
 743         *r->out.count = 0;
 744
 745         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid3,
 746                                            r->in.num_names);
 747         if (r->out.sids->sids == NULL) {
 748                 return NT_STATUS_NO_MEMORY;
 749         }
 750
 751         for (i=0;i<r->in.num_names;i++) {
 752                 const char *name = r->in.names[i].string;
 753                 const char *authority_name;
 754                 struct dom_sid *sid;
 755                 uint32_t sid_index;
 756                 enum lsa_SidType rtype;
 757                 NTSTATUS status2;
 758
 759                 r->out.sids->count++;
 760
 761                 r->out.sids->sids[i].sid_type    = SID_NAME_UNKNOWN;
 762                 r->out.sids->sids[i].sid         = NULL;
 763                 r->out.sids->sids[i].sid_index   = 0xFFFFFFFF;
 764                 r->out.sids->sids[i].unknown     = 0;
 765
 766                 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, policy_state, mem_ctx, name, &authority_name, &sid, &rtype);
 767                 if (!NT_STATUS_IS_OK(status2) || sid->num_auths == 0) {
 768                         continue;
 769                 }
 770
 771                 status2 = dcesrv_lsa_authority_list(policy_state, mem_ctx, rtype, authority_name,
 772                                                     sid, r->out.domains, &sid_index);
 773                 if (!NT_STATUS_IS_OK(status2)) {
 774                         return status2;
 775                 }
 776
 777                 r->out.sids->sids[i].sid_type    = rtype;
 778                 r->out.sids->sids[i].sid         = sid;
 779                 r->out.sids->sids[i].sid_index   = sid_index;
 780                 r->out.sids->sids[i].unknown     = 0;
 781
 782                 (*r->out.count)++;
 783         }
 784
 785         if (*r->out.count == 0) {
 786                 return NT_STATUS_NONE_MAPPED;
 787         }
 788         if (*r->out.count != r->in.num_names) {
 789                 return STATUS_SOME_UNMAPPED;
 790         }
 791
 792         return NT_STATUS_OK;
 793 }
 794
 795 /*
 796   lsa_LookupNames4
 797
 798   Identical to LookupNames3, but doesn't take a policy handle
 799
 800 */
 801 NTSTATUS dcesrv_lsa_LookupNames4(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 802                                  struct lsa_LookupNames4 *r)
 803 {
 804         struct lsa_LookupNames3 r2;
 805         struct lsa_OpenPolicy2 pol;
 806         NTSTATUS status;
 807         struct dcesrv_handle *h;
 808
 809         /* No policy handle on the wire, so make one up here */
 810         r2.in.handle = talloc(mem_ctx, struct policy_handle);
 811         if (!r2.in.handle) {
 812                 return NT_STATUS_NO_MEMORY;
 813         }
 814
 815         pol.out.handle = r2.in.handle;
 816         pol.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 817         pol.in.attr = NULL;
 818         pol.in.system_name = NULL;
 819         status = dcesrv_lsa_OpenPolicy2(dce_call, mem_ctx, &pol);
 820         if (!NT_STATUS_IS_OK(status)) {
 821                 return status;
 822         }
 823
 824         /* ensure this handle goes away at the end of this call */
 825         DCESRV_PULL_HANDLE(h, r2.in.handle, LSA_HANDLE_POLICY);
 826         talloc_steal(mem_ctx, h);
 827
 828         r2.in.num_names = r->in.num_names;
 829         r2.in.names = r->in.names;
 830         r2.in.sids = r->in.sids;
 831         r2.in.count = r->in.count;
 832         r2.in.unknown1 = r->in.unknown1;
 833         r2.in.unknown2 = r->in.unknown2;
 834         r2.out.domains = r->out.domains;
 835         r2.out.sids = r->out.sids;
 836         r2.out.count = r->out.count;
 837
 838         status = dcesrv_lsa_LookupNames3(dce_call, mem_ctx, &r2);
 839         if (dce_call->fault_code != 0) {
 840                 return status;
 841         }
 842
 843         r->out.domains = r2.out.domains;
 844         r->out.sids = r2.out.sids;
 845         r->out.count = r2.out.count;
 846         return status;
 847 }
 848
 849 /*
 850   lsa_LookupNames2
 851 */
 852 NTSTATUS dcesrv_lsa_LookupNames2(struct dcesrv_call_state *dce_call,
 853                                  TALLOC_CTX *mem_ctx,
 854                                  struct lsa_LookupNames2 *r)
 855 {
 856         struct lsa_policy_state *state;
 857         struct dcesrv_handle *h;
 858         int i;
 859         struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
 860
 861         r->out.domains = NULL;
 862
 863         DCESRV_PULL_HANDLE(h, r->in.handle, LSA_HANDLE_POLICY);
 864
 865         state = h->data;
 866
 867         r->out.domains = talloc_zero(mem_ctx,  struct lsa_RefDomainList);
 868         if (r->out.domains == NULL) {
 869                 return NT_STATUS_NO_MEMORY;
 870         }
 871
 872         r->out.sids = talloc_zero(mem_ctx,  struct lsa_TransSidArray2);
 873         if (r->out.sids == NULL) {
 874                 return NT_STATUS_NO_MEMORY;
 875         }
 876
 877         *r->out.count = 0;
 878
 879         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid2,
 880                                            r->in.num_names);
 881         if (r->out.sids->sids == NULL) {
 882                 return NT_STATUS_NO_MEMORY;
 883         }
 884
 885         for (i=0;i<r->in.num_names;i++) {
 886                 const char *name = r->in.names[i].string;
 887                 const char *authority_name;
 888                 struct dom_sid *sid;
 889                 uint32_t rtype, sid_index;
 890                 NTSTATUS status2;
 891
 892                 r->out.sids->count++;
 893
 894                 r->out.sids->sids[i].sid_type    = SID_NAME_UNKNOWN;
 895                 /* MS-LSAT 3.1.4.7 - rid zero is considered equivalent
 896                    to sid NULL - so we should return 0 rid for
 897                    unmapped entries */
 898                 r->out.sids->sids[i].rid         = 0;
 899                 r->out.sids->sids[i].sid_index   = 0xFFFFFFFF;
 900                 r->out.sids->sids[i].unknown     = 0;
 901
 902                 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, state, mem_ctx, name,
 903                                                  &authority_name, &sid, &rtype);
 904                 if (!NT_STATUS_IS_OK(status2)) {
 905                         continue;
 906                 }
 907
 908                 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype, authority_name,
 909                                                     sid, r->out.domains, &sid_index);
 910                 if (!NT_STATUS_IS_OK(status2)) {
 911                         return status2;
 912                 }
 913
 914                 r->out.sids->sids[i].sid_type    = rtype;
 915                 r->out.sids->sids[i].rid         = sid->sub_auths[sid->num_auths-1];
 916                 r->out.sids->sids[i].sid_index   = sid_index;
 917                 r->out.sids->sids[i].unknown     = 0;
 918
 919                 (*r->out.count)++;
 920         }
 921
 922         if (*r->out.count == 0) {
 923                 return NT_STATUS_NONE_MAPPED;
 924         }
 925         if (*r->out.count != r->in.num_names) {
 926                 return STATUS_SOME_UNMAPPED;
 927         }
 928
 929         return NT_STATUS_OK;
 930 }
 931
 932 /*
 933   lsa_LookupNames
 934 */
 935 NTSTATUS dcesrv_lsa_LookupNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
 936                        struct lsa_LookupNames *r)
 937 {
 938         struct lsa_LookupNames2 r2;
 939         NTSTATUS status;
 940         int i;
 941
 942         r2.in.handle    = r->in.handle;
 943         r2.in.num_names = r->in.num_names;
 944         r2.in.names     = r->in.names;
 945         r2.in.sids      = NULL;
 946         r2.in.level     = r->in.level;
 947         r2.in.count     = r->in.count;
 948         r2.in.unknown1  = 0;
 949         r2.in.unknown2  = 0;
 950         r2.out.count    = r->out.count;
 951
 952         status = dcesrv_lsa_LookupNames2(dce_call, mem_ctx, &r2);
 953         if (dce_call->fault_code != 0) {
 954                 return status;
 955         }
 956
 957         r->out.domains = r2.out.domains;
 958         r->out.sids = talloc(mem_ctx, struct lsa_TransSidArray);
 959         if (r->out.sids == NULL) {
 960                 return NT_STATUS_NO_MEMORY;
 961         }
 962         r->out.sids->count = r2.out.sids->count;
 963         r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid,
 964                                            r->out.sids->count);
 965         if (r->out.sids->sids == NULL) {
 966                 return NT_STATUS_NO_MEMORY;
 967         }
 968         for (i=0;i<r->out.sids->count;i++) {
 969                 r->out.sids->sids[i].sid_type    = r2.out.sids->sids[i].sid_type;
 970                 r->out.sids->sids[i].rid         = r2.out.sids->sids[i].rid;
 971                 r->out.sids->sids[i].sid_index   = r2.out.sids->sids[i].sid_index;
 972         }
 973
 974         return status;
 975 }
 976