source4/dsdb/schema/schema_init.c

   1 /*
   2    Unix SMB/CIFS mplementation.
   3    DSDB schema header
   4
   5    Copyright (C) Stefan Metzmacher <metze@samba.org> 2006-2007
   6    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006-2008
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 */
  22
  23 #include "includes.h"
  24 #include "dsdb/samdb/samdb.h"
  25 #include "lib/ldb/include/ldb_errors.h"
  26 #include "../lib/util/dlinklist.h"
  27 #include "librpc/gen_ndr/ndr_misc.h"
  28 #include "librpc/gen_ndr/ndr_drsuapi.h"
  29 #include "librpc/gen_ndr/ndr_drsblobs.h"
  30 #include "param/param.h"
  31 #include "lib/ldb/include/ldb_module.h"
  32 #include "../lib/util/asn1.h"
  33
  34 static WERROR dsdb_read_prefixes_from_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, uint32_t* num_prefixes, struct dsdb_schema_oid_prefix **prefixes);
  35
  36 struct dsdb_schema *dsdb_new_schema(TALLOC_CTX *mem_ctx, struct smb_iconv_convenience *iconv_convenience)
  37 {
  38         struct dsdb_schema *schema = talloc_zero(mem_ctx, struct dsdb_schema);
  39         if (!schema) {
  40                 return NULL;
  41         }
  42
  43         schema->iconv_convenience = iconv_convenience;
  44         return schema;
  45 }
  46
  47
  48 WERROR dsdb_load_prefixmap_from_drsuapi(struct dsdb_schema *schema,
  49                                         const struct drsuapi_DsReplicaOIDMapping_Ctr *ctr)
  50 {
  51         WERROR werr;
  52         const char *schema_info;
  53         struct dsdb_schema_prefixmap *pfm;
  54
  55         werr = dsdb_schema_pfm_from_drsuapi_pfm(ctr, true, schema, &pfm, &schema_info);
  56         W_ERROR_NOT_OK_RETURN(werr);
  57
  58         /* set loaded prefixMap */
  59         talloc_free(schema->prefixmap);
  60         schema->prefixmap = pfm;
  61
  62         talloc_free(discard_const(schema->schema_info));
  63         schema->schema_info = schema_info;
  64
  65         return WERR_OK;
  66 }
  67
  68 static WERROR _dsdb_prefixmap_from_ldb_val(const struct ldb_val *pfm_ldb_val,
  69                                            struct smb_iconv_convenience *iconv_convenience,
  70                                            TALLOC_CTX *mem_ctx,
  71                                            struct dsdb_schema_prefixmap **_pfm)
  72 {
  73         WERROR werr;
  74         enum ndr_err_code ndr_err;
  75         struct prefixMapBlob pfm_blob;
  76
  77         TALLOC_CTX *temp_ctx = talloc_new(mem_ctx);
  78         W_ERROR_HAVE_NO_MEMORY(temp_ctx);
  79
  80         ndr_err = ndr_pull_struct_blob(pfm_ldb_val, temp_ctx,
  81                                 iconv_convenience, &pfm_blob,
  82                                 (ndr_pull_flags_fn_t)ndr_pull_prefixMapBlob);
  83         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
  84                 NTSTATUS nt_status = ndr_map_error2ntstatus(ndr_err);
  85                 talloc_free(temp_ctx);
  86                 return ntstatus_to_werror(nt_status);
  87         }
  88
  89         if (pfm_blob.version != PREFIX_MAP_VERSION_DSDB) {
  90                 DEBUG(0,("_dsdb_prefixmap_from_ldb_val: pfm_blob->version incorrect\n"));
  91                 talloc_free(temp_ctx);
  92                 return WERR_VERSION_PARSE_ERROR;
  93         }
  94
  95         /* call the drsuapi version */
  96         werr = dsdb_schema_pfm_from_drsuapi_pfm(&pfm_blob.ctr.dsdb, false, mem_ctx, _pfm, NULL);
  97
  98         talloc_free(temp_ctx);
  99
 100         return werr;
 101 }
 102
 103 WERROR dsdb_load_oid_mappings_ldb(struct dsdb_schema *schema,
 104                                   const struct ldb_val *prefixMap,
 105                                   const struct ldb_val *schemaInfo)
 106 {
 107         WERROR status;
 108         const char *schema_info;
 109         struct dsdb_schema_prefixmap *pfm;
 110         TALLOC_CTX *mem_ctx;
 111
 112         /* verify input params */
 113         if (schemaInfo->length != 21) {
 114                 return WERR_INVALID_PARAMETER;
 115         }
 116         if (schemaInfo->data[0] != 0xFF) {
 117                 return WERR_INVALID_PARAMETER;
 118         }
 119
 120         mem_ctx = talloc_new(schema);
 121         W_ERROR_HAVE_NO_MEMORY(mem_ctx);
 122
 123         /* fetch prefixMap */
 124         status = _dsdb_prefixmap_from_ldb_val(prefixMap,
 125                                               schema->iconv_convenience,
 126                                               mem_ctx, &pfm);
 127         W_ERROR_NOT_OK_RETURN(status);
 128
 129         /* decode schema_info */
 130         schema_info = hex_encode_talloc(mem_ctx,
 131                                         schemaInfo->data,
 132                                         schemaInfo->length);
 133         if (!schema_info) {
 134                 talloc_free(mem_ctx);
 135                 return WERR_NOMEM;
 136         }
 137
 138         /* store prefixMap and schema_info into cached Schema */
 139         talloc_free(schema->prefixmap);
 140         schema->prefixmap = talloc_steal(schema, pfm);
 141
 142         talloc_free(discard_const(schema->schema_info));
 143         schema->schema_info = talloc_steal(schema, schema_info);
 144
 145         /* clean up locally allocated mem */
 146         talloc_free(mem_ctx);
 147
 148         return WERR_OK;
 149 }
 150
 151 WERROR dsdb_get_oid_mappings_drsuapi(const struct dsdb_schema *schema,
 152                                      bool include_schema_info,
 153                                      TALLOC_CTX *mem_ctx,
 154                                      struct drsuapi_DsReplicaOIDMapping_Ctr **_ctr)
 155 {
 156         return dsdb_drsuapi_pfm_from_schema_pfm(schema->prefixmap,
 157                                                 include_schema_info ? schema->schema_info : NULL,
 158                                                 mem_ctx, _ctr);
 159 }
 160
 161 WERROR dsdb_get_oid_mappings_ldb(const struct dsdb_schema *schema,
 162                                  TALLOC_CTX *mem_ctx,
 163                                  struct ldb_val *prefixMap,
 164                                  struct ldb_val *schemaInfo)
 165 {
 166         WERROR status;
 167         enum ndr_err_code ndr_err;
 168         struct drsuapi_DsReplicaOIDMapping_Ctr *ctr;
 169         struct prefixMapBlob pfm;
 170
 171         status = dsdb_get_oid_mappings_drsuapi(schema, false, mem_ctx, &ctr);
 172         W_ERROR_NOT_OK_RETURN(status);
 173
 174         pfm.version     = PREFIX_MAP_VERSION_DSDB;
 175         pfm.reserved    = 0;
 176         pfm.ctr.dsdb    = *ctr;
 177
 178         ndr_err = ndr_push_struct_blob(prefixMap, mem_ctx, schema->iconv_convenience, &pfm, (ndr_push_flags_fn_t)ndr_push_prefixMapBlob);
 179         talloc_free(ctr);
 180         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 181                 NTSTATUS nt_status = ndr_map_error2ntstatus(ndr_err);
 182                 return ntstatus_to_werror(nt_status);
 183         }
 184
 185         *schemaInfo = strhex_to_data_blob(mem_ctx, schema->schema_info);
 186         W_ERROR_HAVE_NO_MEMORY(schemaInfo->data);
 187
 188         return WERR_OK;
 189 }
 190
 191
 192 /*
 193  * this function is called from within a ldb transaction from the schema_fsmo module
 194  */
 195 WERROR dsdb_create_prefix_mapping(struct ldb_context *ldb, struct dsdb_schema *schema, const char *full_oid)
 196 {
 197         WERROR status;
 198         uint32_t num_prefixes;
 199         struct dsdb_schema_oid_prefix *prefixes;
 200         TALLOC_CTX *mem_ctx;
 201         uint32_t out;
 202
 203         mem_ctx = talloc_new(ldb);
 204         W_ERROR_HAVE_NO_MEMORY(mem_ctx);
 205
 206         /* Read prefixes from disk*/
 207         status = dsdb_read_prefixes_from_ldb( mem_ctx, ldb, &num_prefixes, &prefixes );
 208         if (!W_ERROR_IS_OK(status)) {
 209                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_read_prefixes_from_ldb: %s\n",
 210                         win_errstr(status)));
 211                 talloc_free(mem_ctx);
 212                 return status;
 213         }
 214
 215         /* Check if there is a prefix for the oid in the prefixes array*/
 216         status = dsdb_find_prefix_for_oid( num_prefixes, prefixes, full_oid, &out );
 217         if (W_ERROR_IS_OK(status)) {
 218                 /* prefix found*/
 219                 talloc_free(mem_ctx);
 220                 return status;
 221         } else if (!W_ERROR_EQUAL(WERR_DS_NO_MSDS_INTID, status)) {
 222                 /* error */
 223                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_find_prefix_for_oid: %s\n",
 224                         win_errstr(status)));
 225                 talloc_free(mem_ctx);
 226                 return status;
 227         }
 228
 229         /* Create the new mapping for the prefix of full_oid */
 230         status = dsdb_prefix_map_update(mem_ctx, &num_prefixes, &prefixes, full_oid);
 231         if (!W_ERROR_IS_OK(status)) {
 232                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_prefix_map_update: %s\n",
 233                         win_errstr(status)));
 234                 talloc_free(mem_ctx);
 235                 return status;
 236         }
 237
 238         talloc_free(schema->prefixes);
 239         schema->prefixes = talloc_steal(schema, prefixes);
 240         schema->num_prefixes = num_prefixes;
 241
 242         /* Update prefixMap in ldb*/
 243         status = dsdb_write_prefixes_from_schema_to_ldb(mem_ctx, ldb, schema);
 244         if (!W_ERROR_IS_OK(status)) {
 245                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_write_prefixes_to_ldb: %s\n",
 246                         win_errstr(status)));
 247                 talloc_free(mem_ctx);
 248                 return status;
 249         }
 250
 251         DEBUG(2,(__location__ " Added prefixMap %s - now have %u prefixes\n",
 252                  full_oid, num_prefixes));
 253
 254         talloc_free(mem_ctx);
 255         return status;
 256 }
 257
 258 WERROR dsdb_prefix_map_update(TALLOC_CTX *mem_ctx, uint32_t *num_prefixes, struct dsdb_schema_oid_prefix **prefixes, const char *oid)
 259 {
 260         uint32_t new_num_prefixes, index_new_prefix, new_entry_id;
 261         const char* lastDotOffset;
 262         size_t size;
 263
 264         new_num_prefixes = *num_prefixes + 1;
 265         index_new_prefix = *num_prefixes;
 266
 267         /*
 268          * this is the algorithm we use to create new mappings for now
 269          *
 270          * TODO: find what algorithm windows use
 271          */
 272         new_entry_id = (*num_prefixes)<<16;
 273
 274         /* Extract the prefix from the oid*/
 275         lastDotOffset = strrchr(oid, '.');
 276         if (lastDotOffset == NULL) {
 277                 DEBUG(0,("dsdb_prefix_map_update: failed to find the last dot\n"));
 278                 return WERR_NOT_FOUND;
 279         }
 280
 281         /* Calculate the size of the remainig string that should be the prefix of it */
 282         size = strlen(oid) - strlen(lastDotOffset);
 283         if (size <= 0) {
 284                 DEBUG(0,("dsdb_prefix_map_update: size of the remaining string invalid\n"));
 285                 return WERR_FOOBAR;
 286         }
 287
 288         /* Create a spot in the prefixMap for one more prefix*/
 289         (*prefixes) = talloc_realloc(mem_ctx, *prefixes, struct dsdb_schema_oid_prefix, new_num_prefixes);
 290         W_ERROR_HAVE_NO_MEMORY(*prefixes);
 291
 292         /* Add the new prefix entry*/
 293         (*prefixes)[index_new_prefix].id = new_entry_id;
 294         (*prefixes)[index_new_prefix].oid = talloc_strndup(mem_ctx, oid, size);
 295         (*prefixes)[index_new_prefix].oid_len = strlen((*prefixes)[index_new_prefix].oid);
 296
 297         /* Increase num_prefixes because new prefix has been added */
 298         ++(*num_prefixes);
 299
 300         return WERR_OK;
 301 }
 302
 303 WERROR dsdb_find_prefix_for_oid(uint32_t num_prefixes, const struct dsdb_schema_oid_prefix *prefixes, const char *in, uint32_t *out)
 304 {
 305         uint32_t i;
 306         char *oid_prefix;
 307         char *pstr;
 308         char *end_str;
 309         unsigned val;
 310
 311         /* make oid prefix, i.e. oid w/o last subidentifier */
 312         pstr = strrchr(in, '.');
 313         if (!pstr)      return WERR_INVALID_PARAM;
 314         if (pstr < in)  return WERR_INVALID_PARAM;
 315         if ((pstr - in) < 4) return WERR_INVALID_PARAM;
 316
 317         oid_prefix = talloc_strndup(0, in, pstr - in);
 318
 319         for (i=0; i < num_prefixes; i++) {
 320                 if (strcmp(prefixes[i].oid, oid_prefix) == 0) {
 321                         break;
 322                 }
 323         }
 324
 325         talloc_free(oid_prefix);
 326
 327         if (i < num_prefixes) {
 328                 /* move next to '.' char */
 329                 pstr++;
 330
 331                 val = strtoul(pstr, &end_str, 10);
 332                 if (end_str[0] != '\0') {
 333                         return WERR_INVALID_PARAM;
 334                 } else if (val > 0xFFFF) {
 335                         return WERR_INVALID_PARAM;
 336                 }
 337
 338                 *out = prefixes[i].id | val;
 339                 return WERR_OK;
 340         }
 341
 342         DEBUG(5,(__location__ " Failed to find oid %s - have %u prefixes\n", in, num_prefixes));
 343
 344         return WERR_DS_NO_MSDS_INTID;
 345 }
 346
 347 WERROR dsdb_write_prefixes_from_schema_to_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb,
 348                                                      const struct dsdb_schema *schema)
 349 {
 350         struct ldb_message *msg = ldb_msg_new(mem_ctx);
 351         struct ldb_dn *schema_dn;
 352         struct prefixMapBlob pm;
 353         struct ldb_val ndr_blob;
 354         enum ndr_err_code ndr_err;
 355         uint32_t i;
 356         int ret;
 357
 358         if (!msg) {
 359                 return WERR_NOMEM;
 360         }
 361
 362         schema_dn = samdb_schema_dn(ldb);
 363         if (!schema_dn) {
 364                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: no schema dn present\n"));
 365                 return WERR_FOOBAR;
 366         }
 367
 368         pm.version                      = PREFIX_MAP_VERSION_DSDB;
 369         pm.ctr.dsdb.num_mappings        = schema->num_prefixes;
 370         pm.ctr.dsdb.mappings            = talloc_array(msg,
 371                                                 struct drsuapi_DsReplicaOIDMapping,
 372                                                 pm.ctr.dsdb.num_mappings);
 373         if (!pm.ctr.dsdb.mappings) {
 374                 talloc_free(msg);
 375                 return WERR_NOMEM;
 376         }
 377
 378         for (i=0; i < schema->num_prefixes; i++) {
 379                 DATA_BLOB oid_blob;
 380
 381                 if (!ber_write_partial_OID_String(pm.ctr.dsdb.mappings, &oid_blob, schema->prefixes[i].oid)) {
 382                         DEBUG(0, ("write_partial_OID failed for %s", schema->prefixes[i].oid));
 383                         return WERR_INTERNAL_ERROR;
 384                 }
 385
 386                 pm.ctr.dsdb.mappings[i].id_prefix       = schema->prefixes[i].id>>16;
 387                 pm.ctr.dsdb.mappings[i].oid.length      = oid_blob.length;
 388                 pm.ctr.dsdb.mappings[i].oid.binary_oid  = oid_blob.data;
 389         }
 390
 391         ndr_err = ndr_push_struct_blob(&ndr_blob, msg,
 392                                        lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm")),
 393                                        &pm,
 394                                        (ndr_push_flags_fn_t)ndr_push_prefixMapBlob);
 395         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 396                 talloc_free(msg);
 397                 return WERR_FOOBAR;
 398         }
 399
 400         msg->dn = schema_dn;
 401         ret = ldb_msg_add_value(msg, "prefixMap", &ndr_blob, NULL);
 402         if (ret != 0) {
 403                 talloc_free(msg);
 404                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: ldb_msg_add_value failed\n"));
 405                 return WERR_NOMEM;
 406         }
 407
 408         ret = samdb_replace( ldb, msg, msg );
 409         talloc_free(msg);
 410
 411         if (ret != 0) {
 412                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: samdb_replace failed\n"));
 413                 return WERR_FOOBAR;
 414         }
 415
 416         return WERR_OK;
 417 }
 418
 419 static WERROR dsdb_read_prefixes_from_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, uint32_t* num_prefixes, struct dsdb_schema_oid_prefix **prefixes)
 420 {
 421         struct prefixMapBlob *blob;
 422         enum ndr_err_code ndr_err;
 423         uint32_t i;
 424         const struct ldb_val *prefix_val;
 425         struct ldb_dn *schema_dn;
 426         struct ldb_result *schema_res = NULL;
 427         int ret;
 428         static const char *schema_attrs[] = {
 429                 "prefixMap",
 430                 NULL
 431         };
 432
 433         schema_dn = samdb_schema_dn(ldb);
 434         if (!schema_dn) {
 435                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no schema dn present\n"));
 436                 return WERR_FOOBAR;
 437         }
 438
 439         ret = ldb_search(ldb, mem_ctx, &schema_res, schema_dn, LDB_SCOPE_BASE, schema_attrs, NULL);
 440         if (ret == LDB_ERR_NO_SUCH_OBJECT) {
 441                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no prefix map present\n"));
 442                 talloc_free(schema_res);
 443                 return WERR_FOOBAR;
 444         } else if (ret != LDB_SUCCESS) {
 445                 DEBUG(0,("dsdb_read_prefixes_from_ldb: failed to search the schema head\n"));
 446                 talloc_free(schema_res);
 447                 return WERR_FOOBAR;
 448         }
 449
 450         prefix_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "prefixMap");
 451         if (!prefix_val) {
 452                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no prefixMap attribute found\n"));
 453                 talloc_free(schema_res);
 454                 return WERR_FOOBAR;
 455         }
 456
 457         blob = talloc(mem_ctx, struct prefixMapBlob);
 458         W_ERROR_HAVE_NO_MEMORY(blob);
 459
 460         ndr_err = ndr_pull_struct_blob(prefix_val, blob,
 461                                            lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm")),
 462                                            blob,
 463                                            (ndr_pull_flags_fn_t)ndr_pull_prefixMapBlob);
 464         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 465                 DEBUG(0,("dsdb_read_prefixes_from_ldb: ndr_pull_struct_blob failed\n"));
 466                 talloc_free(blob);
 467                 talloc_free(schema_res);
 468                 return WERR_FOOBAR;
 469         }
 470
 471         talloc_free(schema_res);
 472
 473         if (blob->version != PREFIX_MAP_VERSION_DSDB) {
 474                 DEBUG(0,("dsdb_read_prefixes_from_ldb: blob->version incorect\n"));
 475                 talloc_free(blob);
 476                 return WERR_FOOBAR;
 477         }
 478
 479         *num_prefixes = blob->ctr.dsdb.num_mappings;
 480         *prefixes = talloc_array(mem_ctx, struct dsdb_schema_oid_prefix, *num_prefixes);
 481         if(!(*prefixes)) {
 482                 talloc_free(blob);
 483                 return WERR_NOMEM;
 484         }
 485         for (i=0; i < blob->ctr.dsdb.num_mappings; i++) {
 486                 DATA_BLOB oid_blob;
 487                 const char *partial_oid;
 488
 489                 oid_blob = data_blob_const(blob->ctr.dsdb.mappings[i].oid.binary_oid,
 490                                            blob->ctr.dsdb.mappings[i].oid.length);
 491
 492                 if (!ber_read_partial_OID_String(mem_ctx, oid_blob, &partial_oid)) {
 493                         DEBUG(0, ("ber_read_partial_OID failed on prefixMap item with id: 0x%X",
 494                                         blob->ctr.dsdb.mappings[i].id_prefix));
 495                         talloc_free(blob);
 496                         return WERR_INVALID_PARAM;
 497                 }
 498
 499                 (*prefixes)[i].id = blob->ctr.dsdb.mappings[i].id_prefix<<16;
 500                 (*prefixes)[i].oid = partial_oid;
 501                 (*prefixes)[i].oid_len = strlen((*prefixes)[i].oid);
 502         }
 503
 504         talloc_free(blob);
 505         return WERR_OK;
 506 }
 507
 508 /*
 509   this will be replaced with something that looks at the right part of
 510   the schema once we know where unique indexing information is hidden
 511  */
 512 static bool dsdb_schema_unique_attribute(const char *attr)
 513 {
 514         const char *attrs[] = { "objectGUID", "objectSID" , NULL };
 515         int i;
 516         for (i=0;attrs[i];i++) {
 517                 if (strcasecmp(attr, attrs[i]) == 0) {
 518                         return true;
 519                 }
 520         }
 521         return false;
 522 }
 523
 524
 525 /*
 526   setup the ldb_schema_attribute field for a dsdb_attribute
 527  */
 528 static int dsdb_schema_setup_ldb_schema_attribute(struct ldb_context *ldb,
 529                                                   struct dsdb_attribute *attr)
 530 {
 531         const char *syntax = attr->syntax->ldb_syntax;
 532         const struct ldb_schema_syntax *s;
 533         struct ldb_schema_attribute *a;
 534
 535         if (!syntax) {
 536                 syntax = attr->syntax->ldap_oid;
 537         }
 538
 539         s = ldb_samba_syntax_by_lDAPDisplayName(ldb, attr->lDAPDisplayName);
 540         if (s == NULL) {
 541                 s = ldb_samba_syntax_by_name(ldb, syntax);
 542         }
 543         if (s == NULL) {
 544                 s = ldb_standard_syntax_by_name(ldb, syntax);
 545         }
 546
 547         if (s == NULL) {
 548                 return LDB_ERR_OPERATIONS_ERROR;
 549         }
 550
 551         attr->ldb_schema_attribute = a = talloc(attr, struct ldb_schema_attribute);
 552         if (attr->ldb_schema_attribute == NULL) {
 553                 ldb_oom(ldb);
 554                 return LDB_ERR_OPERATIONS_ERROR;
 555         }
 556
 557         a->name = attr->lDAPDisplayName;
 558         a->flags = 0;
 559         a->syntax = s;
 560
 561         if (dsdb_schema_unique_attribute(a->name)) {
 562                 a->flags |= LDB_ATTR_FLAG_UNIQUE_INDEX;
 563         }
 564         if (attr->isSingleValued) {
 565                 a->flags |= LDB_ATTR_FLAG_SINGLE_VALUE;
 566         }
 567
 568
 569         return LDB_SUCCESS;
 570 }
 571
 572
 573 #define GET_STRING_LDB(msg, attr, mem_ctx, p, elem, strict) do { \
 574         const struct ldb_val *get_string_val = ldb_msg_find_ldb_val(msg, attr); \
 575         if (get_string_val == NULL) { \
 576                 if (strict) {                                     \
 577                         d_printf("%s: %s == NULL\n", __location__, attr); \
 578                         return WERR_INVALID_PARAM;                      \
 579                 } else {                                                \
 580                         (p)->elem = NULL;                               \
 581                 }                                                       \
 582         } else {                                                        \
 583                 (p)->elem = talloc_strndup(mem_ctx,                     \
 584                                            (const char *)get_string_val->data, \
 585                                            get_string_val->length); \
 586                 if (!(p)->elem) {                                       \
 587                         d_printf("%s: talloc_strndup failed for %s\n", __location__, attr); \
 588                         return WERR_NOMEM;                              \
 589                 }                                                       \
 590         }                                                               \
 591 } while (0)
 592
 593 #define GET_STRING_LIST_LDB(msg, attr, mem_ctx, p, elem, strict) do {   \
 594         int get_string_list_counter;                                    \
 595         struct ldb_message_element *get_string_list_el = ldb_msg_find_element(msg, attr); \
 596         if (get_string_list_el == NULL) {                               \
 597                 if (strict) {                                           \
 598                         d_printf("%s: %s == NULL\n", __location__, attr); \
 599                         return WERR_INVALID_PARAM;                      \
 600                 } else {                                                \
 601                         (p)->elem = NULL;                               \
 602                         break;                                          \
 603                 }                                                       \
 604         }                                                               \
 605         (p)->elem = talloc_array(mem_ctx, const char *, get_string_list_el->num_values + 1); \
 606         for (get_string_list_counter=0;                                 \
 607              get_string_list_counter < get_string_list_el->num_values;  \
 608              get_string_list_counter++) {                               \
 609                 (p)->elem[get_string_list_counter] = talloc_strndup((p)->elem, \
 610                                                                     (const char *)get_string_list_el->values[get_string_list_counter].data, \
 611                                                                     get_string_list_el->values[get_string_list_counter].length); \
 612                 if (!(p)->elem[get_string_list_counter]) {              \
 613                         d_printf("%s: talloc_strndup failed for %s\n", __location__, attr); \
 614                         return WERR_NOMEM;                              \
 615                 }                                                       \
 616                 (p)->elem[get_string_list_counter+1] = NULL;            \
 617         }                                                               \
 618         talloc_steal(mem_ctx, (p)->elem);                               \
 619 } while (0)
 620
 621 #define GET_BOOL_LDB(msg, attr, p, elem, strict) do { \
 622         const char *str; \
 623         str = samdb_result_string(msg, attr, NULL);\
 624         if (str == NULL) { \
 625                 if (strict) { \
 626                         d_printf("%s: %s == NULL\n", __location__, attr); \
 627                         return WERR_INVALID_PARAM; \
 628                 } else { \
 629                         (p)->elem = false; \
 630                 } \
 631         } else if (strcasecmp("TRUE", str) == 0) { \
 632                 (p)->elem = true; \
 633         } else if (strcasecmp("FALSE", str) == 0) { \
 634                 (p)->elem = false; \
 635         } else { \
 636                 d_printf("%s: %s == %s\n", __location__, attr, str); \
 637                 return WERR_INVALID_PARAM; \
 638         } \
 639 } while (0)
 640
 641 #define GET_UINT32_LDB(msg, attr, p, elem) do { \
 642         (p)->elem = samdb_result_uint(msg, attr, 0);\
 643 } while (0)
 644
 645 #define GET_UINT32_PTR_LDB(msg, attr, p, elem) do { \
 646         uint64_t _v = samdb_result_uint64(msg, attr, UINT64_MAX);\
 647         if (_v == UINT64_MAX) { \
 648                 (p)->elem = NULL; \
 649         } else if (_v > UINT32_MAX) { \
 650                 d_printf("%s: %s == 0x%llX\n", __location__, \
 651                          attr, (unsigned long long)_v); \
 652                 return WERR_INVALID_PARAM; \
 653         } else { \
 654                 (p)->elem = talloc(mem_ctx, uint32_t); \
 655                 if (!(p)->elem) { \
 656                         d_printf("%s: talloc failed for %s\n", __location__, attr); \
 657                         return WERR_NOMEM; \
 658                 } \
 659                 *(p)->elem = (uint32_t)_v; \
 660         } \
 661 } while (0)
 662
 663 #define GET_GUID_LDB(msg, attr, p, elem) do { \
 664         (p)->elem = samdb_result_guid(msg, attr);\
 665 } while (0)
 666
 667 #define GET_BLOB_LDB(msg, attr, mem_ctx, p, elem) do { \
 668         const struct ldb_val *_val;\
 669         _val = ldb_msg_find_ldb_val(msg, attr);\
 670         if (_val) {\
 671                 (p)->elem = *_val;\
 672                 talloc_steal(mem_ctx, (p)->elem.data);\
 673         } else {\
 674                 ZERO_STRUCT((p)->elem);\
 675         }\
 676 } while (0)
 677
 678 WERROR dsdb_attribute_from_ldb(struct ldb_context *ldb,
 679                                const struct dsdb_schema *schema,
 680                                struct ldb_message *msg,
 681                                TALLOC_CTX *mem_ctx,
 682                                struct dsdb_attribute *attr)
 683 {
 684         WERROR status;
 685
 686         GET_STRING_LDB(msg, "cn", mem_ctx, attr, cn, false);
 687         GET_STRING_LDB(msg, "lDAPDisplayName", mem_ctx, attr, lDAPDisplayName, true);
 688         GET_STRING_LDB(msg, "attributeID", mem_ctx, attr, attributeID_oid, true);
 689         if (schema->num_prefixes == 0) {
 690                 /* set an invalid value */
 691                 attr->attributeID_id = 0xFFFFFFFF;
 692         } else {
 693                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 694                                                     attr->attributeID_oid,
 695                                                     &attr->attributeID_id);
 696                 if (!W_ERROR_IS_OK(status)) {
 697                         DEBUG(0,("%s: '%s': unable to map attributeID %s: %s\n",
 698                                 __location__, attr->lDAPDisplayName, attr->attributeID_oid,
 699                                 win_errstr(status)));
 700                         return status;
 701                 }
 702         }
 703         GET_GUID_LDB(msg, "schemaIDGUID", attr, schemaIDGUID);
 704         GET_UINT32_LDB(msg, "mAPIID", attr, mAPIID);
 705
 706         GET_GUID_LDB(msg, "attributeSecurityGUID", attr, attributeSecurityGUID);
 707
 708         GET_UINT32_LDB(msg, "searchFlags", attr, searchFlags);
 709         GET_UINT32_LDB(msg, "systemFlags", attr, systemFlags);
 710         GET_BOOL_LDB(msg, "isMemberOfPartialAttributeSet", attr, isMemberOfPartialAttributeSet, false);
 711         GET_UINT32_LDB(msg, "linkID", attr, linkID);
 712
 713         GET_STRING_LDB(msg, "attributeSyntax", mem_ctx, attr, attributeSyntax_oid, true);
 714         if (schema->num_prefixes == 0) {
 715                 /* set an invalid value */
 716                 attr->attributeSyntax_id = 0xFFFFFFFF;
 717         } else {
 718                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 719                                                     attr->attributeSyntax_oid,
 720                                                     &attr->attributeSyntax_id);
 721                 if (!W_ERROR_IS_OK(status)) {
 722                         DEBUG(0,("%s: '%s': unable to map attributeSyntax_ %s: %s\n",
 723                                 __location__, attr->lDAPDisplayName, attr->attributeSyntax_oid,
 724                                 win_errstr(status)));
 725                         return status;
 726                 }
 727         }
 728         GET_UINT32_LDB(msg, "oMSyntax", attr, oMSyntax);
 729         GET_BLOB_LDB(msg, "oMObjectClass", mem_ctx, attr, oMObjectClass);
 730
 731         GET_BOOL_LDB(msg, "isSingleValued", attr, isSingleValued, true);
 732         GET_UINT32_PTR_LDB(msg, "rangeLower", attr, rangeLower);
 733         GET_UINT32_PTR_LDB(msg, "rangeUpper", attr, rangeUpper);
 734         GET_BOOL_LDB(msg, "extendedCharsAllowed", attr, extendedCharsAllowed, false);
 735
 736         GET_UINT32_LDB(msg, "schemaFlagsEx", attr, schemaFlagsEx);
 737         GET_BLOB_LDB(msg, "msDs-Schema-Extensions", mem_ctx, attr, msDs_Schema_Extensions);
 738
 739         GET_BOOL_LDB(msg, "showInAdvancedViewOnly", attr, showInAdvancedViewOnly, false);
 740         GET_STRING_LDB(msg, "adminDisplayName", mem_ctx, attr, adminDisplayName, false);
 741         GET_STRING_LDB(msg, "adminDescription", mem_ctx, attr, adminDescription, false);
 742         GET_STRING_LDB(msg, "classDisplayName", mem_ctx, attr, classDisplayName, false);
 743         GET_BOOL_LDB(msg, "isEphemeral", attr, isEphemeral, false);
 744         GET_BOOL_LDB(msg, "isDefunct", attr, isDefunct, false);
 745         GET_BOOL_LDB(msg, "systemOnly", attr, systemOnly, false);
 746
 747         attr->syntax = dsdb_syntax_for_attribute(attr);
 748         if (!attr->syntax) {
 749                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
 750         }
 751
 752         if (dsdb_schema_setup_ldb_schema_attribute(ldb, attr) != LDB_SUCCESS) {
 753                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
 754         }
 755
 756         return WERR_OK;
 757 }
 758
 759 WERROR dsdb_class_from_ldb(const struct dsdb_schema *schema,
 760                            struct ldb_message *msg,
 761                            TALLOC_CTX *mem_ctx,
 762                            struct dsdb_class *obj)
 763 {
 764         WERROR status;
 765
 766         GET_STRING_LDB(msg, "cn", mem_ctx, obj, cn, false);
 767         GET_STRING_LDB(msg, "lDAPDisplayName", mem_ctx, obj, lDAPDisplayName, true);
 768         GET_STRING_LDB(msg, "governsID", mem_ctx, obj, governsID_oid, true);
 769         if (schema->num_prefixes == 0) {
 770                 /* set an invalid value */
 771                 obj->governsID_id = 0xFFFFFFFF;
 772         } else {
 773                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 774                                                     obj->governsID_oid,
 775                                                     &obj->governsID_id);
 776                 if (!W_ERROR_IS_OK(status)) {
 777                         DEBUG(0,("%s: '%s': unable to map governsID %s: %s\n",
 778                                 __location__, obj->lDAPDisplayName, obj->governsID_oid,
 779                                 win_errstr(status)));
 780                         return status;
 781                 }
 782         }
 783         GET_GUID_LDB(msg, "schemaIDGUID", obj, schemaIDGUID);
 784
 785         GET_UINT32_LDB(msg, "objectClassCategory", obj, objectClassCategory);
 786         GET_STRING_LDB(msg, "rDNAttID", mem_ctx, obj, rDNAttID, false);
 787         GET_STRING_LDB(msg, "defaultObjectCategory", mem_ctx, obj, defaultObjectCategory, true);
 788
 789         GET_STRING_LDB(msg, "subClassOf", mem_ctx, obj, subClassOf, true);
 790
 791         GET_STRING_LIST_LDB(msg, "systemAuxiliaryClass", mem_ctx, obj, systemAuxiliaryClass, false);
 792         GET_STRING_LIST_LDB(msg, "auxiliaryClass", mem_ctx, obj, auxiliaryClass, false);
 793
 794         GET_STRING_LIST_LDB(msg, "systemMustContain", mem_ctx, obj, systemMustContain, false);
 795         GET_STRING_LIST_LDB(msg, "systemMayContain", mem_ctx, obj, systemMayContain, false);
 796         GET_STRING_LIST_LDB(msg, "mustContain", mem_ctx, obj, mustContain, false);
 797         GET_STRING_LIST_LDB(msg, "mayContain", mem_ctx, obj, mayContain, false);
 798
 799         GET_STRING_LIST_LDB(msg, "systemPossSuperiors", mem_ctx, obj, systemPossSuperiors, false);
 800         GET_STRING_LIST_LDB(msg, "possSuperiors", mem_ctx, obj, possSuperiors, false);
 801
 802         GET_STRING_LDB(msg, "defaultSecurityDescriptor", mem_ctx, obj, defaultSecurityDescriptor, false);
 803
 804         GET_UINT32_LDB(msg, "schemaFlagsEx", obj, schemaFlagsEx);
 805         GET_BLOB_LDB(msg, "msDs-Schema-Extensions", mem_ctx, obj, msDs_Schema_Extensions);
 806
 807         GET_BOOL_LDB(msg, "showInAdvancedViewOnly", obj, showInAdvancedViewOnly, false);
 808         GET_STRING_LDB(msg, "adminDisplayName", mem_ctx, obj, adminDisplayName, false);
 809         GET_STRING_LDB(msg, "adminDescription", mem_ctx, obj, adminDescription, false);
 810         GET_STRING_LDB(msg, "classDisplayName", mem_ctx, obj, classDisplayName, false);
 811         GET_BOOL_LDB(msg, "defaultHidingValue", obj, defaultHidingValue, false);
 812         GET_BOOL_LDB(msg, "isDefunct", obj, isDefunct, false);
 813         GET_BOOL_LDB(msg, "systemOnly", obj, systemOnly, false);
 814
 815         return WERR_OK;
 816 }
 817
 818 #define dsdb_oom(error_string, mem_ctx) *error_string = talloc_asprintf(mem_ctx, "dsdb out of memory at %s:%d\n", __FILE__, __LINE__)
 819
 820 /*
 821  Create a DSDB schema from the ldb results provided.  This is called
 822  directly when the schema is provisioned from an on-disk LDIF file, or
 823  from dsdb_schema_from_schema_dn in schema_fsmo
 824 */
 825
 826 int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb,
 827                                  struct smb_iconv_convenience *iconv_convenience,
 828                                  struct ldb_result *schema_res,
 829                                  struct ldb_result *attrs_res, struct ldb_result *objectclass_res,
 830                                  struct dsdb_schema **schema_out,
 831                                  char **error_string)
 832 {
 833         WERROR status;
 834         uint32_t i;
 835         const struct ldb_val *prefix_val;
 836         const struct ldb_val *info_val;
 837         struct ldb_val info_val_default;
 838         struct dsdb_schema *schema;
 839
 840         schema = dsdb_new_schema(mem_ctx, iconv_convenience);
 841         if (!schema) {
 842                 dsdb_oom(error_string, mem_ctx);
 843                 return LDB_ERR_OPERATIONS_ERROR;
 844         }
 845
 846         prefix_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "prefixMap");
 847         if (!prefix_val) {
 848                 *error_string = talloc_asprintf(mem_ctx,
 849                                                 "schema_fsmo_init: no prefixMap attribute found");
 850                 DEBUG(0,(__location__ ": %s\n", *error_string));
 851                 return LDB_ERR_CONSTRAINT_VIOLATION;
 852         }
 853         info_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "schemaInfo");
 854         if (!info_val) {
 855                 info_val_default = strhex_to_data_blob(mem_ctx, "FF0000000000000000000000000000000000000000");
 856                 if (!info_val_default.data) {
 857                         dsdb_oom(error_string, mem_ctx);
 858                         return LDB_ERR_OPERATIONS_ERROR;
 859                 }
 860                 info_val = &info_val_default;
 861         }
 862
 863         status = dsdb_load_oid_mappings_ldb(schema, prefix_val, info_val);
 864         if (!W_ERROR_IS_OK(status)) {
 865                 *error_string = talloc_asprintf(mem_ctx,
 866                               "schema_fsmo_init: failed to load oid mappings: %s",
 867                               win_errstr(status));
 868                 DEBUG(0,(__location__ ": %s\n", *error_string));
 869                 return LDB_ERR_CONSTRAINT_VIOLATION;
 870         }
 871
 872         for (i=0; i < attrs_res->count; i++) {
 873                 struct dsdb_attribute *sa;
 874
 875                 sa = talloc_zero(schema, struct dsdb_attribute);
 876                 if (!sa) {
 877                         dsdb_oom(error_string, mem_ctx);
 878                         return LDB_ERR_OPERATIONS_ERROR;
 879                 }
 880
 881                 status = dsdb_attribute_from_ldb(ldb, schema, attrs_res->msgs[i], sa, sa);
 882                 if (!W_ERROR_IS_OK(status)) {
 883                         *error_string = talloc_asprintf(mem_ctx,
 884                                       "schema_fsmo_init: failed to load attribute definition: %s:%s",
 885                                       ldb_dn_get_linearized(attrs_res->msgs[i]->dn),
 886                                       win_errstr(status));
 887                         DEBUG(0,(__location__ ": %s\n", *error_string));
 888                         return LDB_ERR_CONSTRAINT_VIOLATION;
 889                 }
 890
 891                 DLIST_ADD(schema->attributes, sa);
 892         }
 893
 894         for (i=0; i < objectclass_res->count; i++) {
 895                 struct dsdb_class *sc;
 896
 897                 sc = talloc_zero(schema, struct dsdb_class);
 898                 if (!sc) {
 899                         dsdb_oom(error_string, mem_ctx);
 900                         return LDB_ERR_OPERATIONS_ERROR;
 901                 }
 902
 903                 status = dsdb_class_from_ldb(schema, objectclass_res->msgs[i], sc, sc);
 904                 if (!W_ERROR_IS_OK(status)) {
 905                         *error_string = talloc_asprintf(mem_ctx,
 906                                       "schema_fsmo_init: failed to load class definition: %s:%s",
 907                                       ldb_dn_get_linearized(objectclass_res->msgs[i]->dn),
 908                                       win_errstr(status));
 909                         DEBUG(0,(__location__ ": %s\n", *error_string));
 910                         return LDB_ERR_CONSTRAINT_VIOLATION;
 911                 }
 912
 913                 DLIST_ADD(schema->classes, sc);
 914         }
 915
 916         schema->fsmo.master_dn = ldb_msg_find_attr_as_dn(ldb, schema, schema_res->msgs[0], "fSMORoleOwner");
 917         if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), schema->fsmo.master_dn) == 0) {
 918                 schema->fsmo.we_are_master = true;
 919         } else {
 920                 schema->fsmo.we_are_master = false;
 921         }
 922
 923         DEBUG(5, ("schema_fsmo_init: we are master: %s\n",
 924                   (schema->fsmo.we_are_master?"yes":"no")));
 925
 926         *schema_out = schema;
 927         return LDB_SUCCESS;
 928 }
 929
 930
 931 static const struct {
 932         const char *name;
 933         const char *oid;
 934 } name_mappings[] = {
 935         { "cn",                                 "2.5.4.3" },
 936         { "name",                               "1.2.840.113556.1.4.1" },
 937         { "lDAPDisplayName",                    "1.2.840.113556.1.2.460" },
 938         { "attributeID",                        "1.2.840.113556.1.2.30" },
 939         { "schemaIDGUID",                       "1.2.840.113556.1.4.148" },
 940         { "mAPIID",                             "1.2.840.113556.1.2.49" },
 941         { "attributeSecurityGUID",              "1.2.840.113556.1.4.149" },
 942         { "searchFlags",                        "1.2.840.113556.1.2.334" },
 943         { "systemFlags",                        "1.2.840.113556.1.4.375" },
 944         { "isMemberOfPartialAttributeSet",      "1.2.840.113556.1.4.639" },
 945         { "linkID",                             "1.2.840.113556.1.2.50" },
 946         { "attributeSyntax",                    "1.2.840.113556.1.2.32" },
 947         { "oMSyntax",                           "1.2.840.113556.1.2.231" },
 948         { "oMObjectClass",                      "1.2.840.113556.1.2.218" },
 949         { "isSingleValued",                     "1.2.840.113556.1.2.33" },
 950         { "rangeLower",                         "1.2.840.113556.1.2.34" },
 951         { "rangeUpper",                         "1.2.840.113556.1.2.35" },
 952         { "extendedCharsAllowed",               "1.2.840.113556.1.2.380" },
 953         { "schemaFlagsEx",                      "1.2.840.113556.1.4.120" },
 954         { "msDs-Schema-Extensions",             "1.2.840.113556.1.4.1440" },
 955         { "showInAdvancedViewOnly",             "1.2.840.113556.1.2.169" },
 956         { "adminDisplayName",                   "1.2.840.113556.1.2.194" },
 957         { "adminDescription",                   "1.2.840.113556.1.2.226" },
 958         { "classDisplayName",                   "1.2.840.113556.1.4.610" },
 959         { "isEphemeral",                        "1.2.840.113556.1.4.1212" },
 960         { "isDefunct",                          "1.2.840.113556.1.4.661" },
 961         { "systemOnly",                         "1.2.840.113556.1.4.170" },
 962         { "governsID",                          "1.2.840.113556.1.2.22" },
 963         { "objectClassCategory",                "1.2.840.113556.1.2.370" },
 964         { "rDNAttID",                           "1.2.840.113556.1.2.26" },
 965         { "defaultObjectCategory",              "1.2.840.113556.1.4.783" },
 966         { "subClassOf",                         "1.2.840.113556.1.2.21" },
 967         { "systemAuxiliaryClass",               "1.2.840.113556.1.4.198" },
 968         { "systemPossSuperiors",                "1.2.840.113556.1.4.195" },
 969         { "systemMustContain",                  "1.2.840.113556.1.4.197" },
 970         { "systemMayContain",                   "1.2.840.113556.1.4.196" },
 971         { "auxiliaryClass",                     "1.2.840.113556.1.2.351" },
 972         { "possSuperiors",                      "1.2.840.113556.1.2.8" },
 973         { "mustContain",                        "1.2.840.113556.1.2.24" },
 974         { "mayContain",                         "1.2.840.113556.1.2.25" },
 975         { "defaultSecurityDescriptor",          "1.2.840.113556.1.4.224" },
 976         { "defaultHidingValue",                 "1.2.840.113556.1.4.518" },
 977 };
 978
 979 static struct drsuapi_DsReplicaAttribute *dsdb_find_object_attr_name(struct dsdb_schema *schema,
 980                                                                      struct drsuapi_DsReplicaObject *obj,
 981                                                                      const char *name,
 982                                                                      uint32_t *idx)
 983 {
 984         WERROR status;
 985         uint32_t i, attid;
 986         const char *oid = NULL;
 987
 988         for(i=0; i < ARRAY_SIZE(name_mappings); i++) {
 989                 if (strcmp(name_mappings[i].name, name) != 0) continue;
 990
 991                 oid = name_mappings[i].oid;
 992                 break;
 993         }
 994
 995         if (!oid) {
 996                 return NULL;
 997         }
 998
 999         status = dsdb_schema_pfm_make_attid(schema->prefixmap, oid, &attid);
1000         if (!W_ERROR_IS_OK(status)) {
1001                 return NULL;
1002         }
1003
1004         for (i=0; i < obj->attribute_ctr.num_attributes; i++) {
1005                 if (obj->attribute_ctr.attributes[i].attid != attid) continue;
1006
1007                 if (idx) *idx = i;
1008                 return &obj->attribute_ctr.attributes[i];
1009         }
1010
1011         return NULL;
1012 }
1013
1014 #define GET_STRING_DS(s, r, attr, mem_ctx, p, elem, strict) do { \
1015         struct drsuapi_DsReplicaAttribute *_a; \
1016         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1017         if (strict && !_a) { \
1018                 d_printf("%s: %s == NULL\n", __location__, attr); \
1019                 return WERR_INVALID_PARAM; \
1020         } \
1021         if (strict && _a->value_ctr.num_values != 1) { \
1022                 d_printf("%s: %s num_values == %u\n", __location__, attr, \
1023                         _a->value_ctr.num_values); \
1024                 return WERR_INVALID_PARAM; \
1025         } \
1026         if (_a && _a->value_ctr.num_values >= 1) { \
1027                 size_t _ret; \
1028                 if (!convert_string_talloc_convenience(mem_ctx, s->iconv_convenience, CH_UTF16, CH_UNIX, \
1029                                              _a->value_ctr.values[0].blob->data, \
1030                                              _a->value_ctr.values[0].blob->length, \
1031                                              (void **)discard_const(&(p)->elem), &_ret, false)) { \
1032                         DEBUG(0,("%s: invalid data!\n", attr)); \
1033                         dump_data(0, \
1034                                      _a->value_ctr.values[0].blob->data, \
1035                                      _a->value_ctr.values[0].blob->length); \
1036                         return WERR_FOOBAR; \
1037                 } \
1038         } else { \
1039                 (p)->elem = NULL; \
1040         } \
1041 } while (0)
1042
1043 #define GET_UINT32_LIST_DS(s, r, attr, mem_ctx, p, elem) do { \
1044         int list_counter;                                       \
1045         struct drsuapi_DsReplicaAttribute *_a; \
1046         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1047         (p)->elem = _a ? talloc_array(mem_ctx, uint32_t, _a->value_ctr.num_values + 1) : NULL; \
1048         for (list_counter=0;                                    \
1049              _a && list_counter < _a->value_ctr.num_values;     \
1050              list_counter++) {                          \
1051                 if (_a->value_ctr.values[list_counter].blob->length != 4) { \
1052                         return WERR_INVALID_PARAM;                      \
1053                 }                                                       \
1054                 (p)->elem[list_counter] = IVAL(_a->value_ctr.values[list_counter].blob->data, 0); \
1055         }                                                               \
1056         if (_a) (p)->elem[list_counter] = 0;                            \
1057 } while (0)
1058
1059 #define GET_DN_DS(s, r, attr, mem_ctx, p, elem, strict) do { \
1060         struct drsuapi_DsReplicaAttribute *_a; \
1061         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1062         if (strict && !_a) { \
1063                 d_printf("%s: %s == NULL\n", __location__, attr); \
1064                 return WERR_INVALID_PARAM; \
1065         } \
1066         if (strict && _a->value_ctr.num_values != 1) { \
1067                 d_printf("%s: %s num_values == %u\n", __location__, attr, \
1068                         _a->value_ctr.num_values); \
1069                 return WERR_INVALID_PARAM; \
1070         } \
1071         if (strict && !_a->value_ctr.values[0].blob) { \
1072                 d_printf("%s: %s data == NULL\n", __location__, attr); \
1073                 return WERR_INVALID_PARAM; \
1074         } \
1075         if (_a && _a->value_ctr.num_values >= 1 \
1076             && _a->value_ctr.values[0].blob) { \
1077                 struct drsuapi_DsReplicaObjectIdentifier3 _id3; \
1078                 enum ndr_err_code _ndr_err; \
1079                 _ndr_err = ndr_pull_struct_blob_all(_a->value_ctr.values[0].blob, \
1080                                                       mem_ctx, s->iconv_convenience, &_id3,\
1081                                                       (ndr_pull_flags_fn_t)ndr_pull_drsuapi_DsReplicaObjectIdentifier3);\
1082                 if (!NDR_ERR_CODE_IS_SUCCESS(_ndr_err)) { \
1083                         NTSTATUS _nt_status = ndr_map_error2ntstatus(_ndr_err); \
1084                         return ntstatus_to_werror(_nt_status); \
1085                 } \
1086                 (p)->elem = _id3.dn; \
1087         } else { \
1088                 (p)->elem = NULL; \
1089         } \
1090 } while (0)
1091
1092 #define GET_BOOL_DS(s, r, attr, p, elem, strict) do { \
1093         struct drsuapi_DsReplicaAttribute *_a; \
1094         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1095         if (strict && !_a) { \
1096                 d_printf("%s: %s == NULL\n", __location__, attr); \
1097                 return WERR_INVALID_PARAM; \
1098         } \
1099         if (strict && _a->value_ctr.num_values != 1) { \
1100                 d_printf("%s: %s num_values == %u\n", __location__, attr, \
1101                          (unsigned int)_a->value_ctr.num_values);       \
1102                 return WERR_INVALID_PARAM; \
1103         } \
1104         if (strict && !_a->value_ctr.values[0].blob) { \
1105                 d_printf("%s: %s data == NULL\n", __location__, attr); \
1106                 return WERR_INVALID_PARAM; \
1107         } \
1108         if (strict && _a->value_ctr.values[0].blob->length != 4) { \
1109                 d_printf("%s: %s length == %u\n", __location__, attr, \
1110                          (unsigned int)_a->value_ctr.values[0].blob->length); \
1111                 return WERR_INVALID_PARAM; \
1112         } \
1113         if (_a && _a->value_ctr.num_values >= 1 \
1114             && _a->value_ctr.values[0].blob \
1115             && _a->value_ctr.values[0].blob->length == 4) { \
1116                 (p)->elem = (IVAL(_a->value_ctr.values[0].blob->data,0)?true:false);\
1117         } else { \
1118                 (p)->elem = false; \
1119         } \
1120 } while (0)
1121
1122 #define GET_UINT32_DS(s, r, attr, p, elem) do { \
1123         struct drsuapi_DsReplicaAttribute *_a; \
1124         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1125         if (_a && _a->value_ctr.num_values >= 1 \
1126             && _a->value_ctr.values[0].blob \
1127             && _a->value_ctr.values[0].blob->length == 4) { \
1128                 (p)->elem = IVAL(_a->value_ctr.values[0].blob->data,0);\
1129         } else { \
1130                 (p)->elem = 0; \
1131         } \
1132 } while (0)
1133
1134 #define GET_UINT32_PTR_DS(s, r, attr, p, elem) do { \
1135         struct drsuapi_DsReplicaAttribute *_a; \
1136         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1137         if (_a && _a->value_ctr.num_values >= 1 \
1138             && _a->value_ctr.values[0].blob \
1139             && _a->value_ctr.values[0].blob->length == 4) { \
1140                 (p)->elem = talloc(mem_ctx, uint32_t); \
1141                 if (!(p)->elem) { \
1142                         d_printf("%s: talloc failed for %s\n", __location__, attr); \
1143                         return WERR_NOMEM; \
1144                 } \
1145                 *(p)->elem = IVAL(_a->value_ctr.values[0].blob->data,0);\
1146         } else { \
1147                 (p)->elem = NULL; \
1148         } \
1149 } while (0)
1150
1151 #define GET_GUID_DS(s, r, attr, mem_ctx, p, elem) do { \
1152         struct drsuapi_DsReplicaAttribute *_a; \
1153         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1154         if (_a && _a->value_ctr.num_values >= 1 \
1155             && _a->value_ctr.values[0].blob \
1156             && _a->value_ctr.values[0].blob->length == 16) { \
1157                 enum ndr_err_code _ndr_err; \
1158                 _ndr_err = ndr_pull_struct_blob_all(_a->value_ctr.values[0].blob, \
1159                                                       mem_ctx, s->iconv_convenience, &(p)->elem, \
1160                                                       (ndr_pull_flags_fn_t)ndr_pull_GUID); \
1161                 if (!NDR_ERR_CODE_IS_SUCCESS(_ndr_err)) { \
1162                         NTSTATUS _nt_status = ndr_map_error2ntstatus(_ndr_err); \
1163                         return ntstatus_to_werror(_nt_status); \
1164                 } \
1165         } else { \
1166                 ZERO_STRUCT((p)->elem);\
1167         } \
1168 } while (0)
1169
1170 #define GET_BLOB_DS(s, r, attr, mem_ctx, p, elem) do { \
1171         struct drsuapi_DsReplicaAttribute *_a; \
1172         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1173         if (_a && _a->value_ctr.num_values >= 1 \
1174             && _a->value_ctr.values[0].blob) { \
1175                 (p)->elem = *_a->value_ctr.values[0].blob;\
1176                 talloc_steal(mem_ctx, (p)->elem.data); \
1177         } else { \
1178                 ZERO_STRUCT((p)->elem);\
1179         }\
1180 } while (0)
1181
1182 WERROR dsdb_attribute_from_drsuapi(struct ldb_context *ldb,
1183                                    struct dsdb_schema *schema,
1184                                    struct drsuapi_DsReplicaObject *r,
1185                                    TALLOC_CTX *mem_ctx,
1186                                    struct dsdb_attribute *attr)
1187 {
1188         WERROR status;
1189
1190         GET_STRING_DS(schema, r, "name", mem_ctx, attr, cn, true);
1191         GET_STRING_DS(schema, r, "lDAPDisplayName", mem_ctx, attr, lDAPDisplayName, true);
1192         GET_UINT32_DS(schema, r, "attributeID", attr, attributeID_id);
1193         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, attr->attributeID_id,
1194                                                 mem_ctx, &attr->attributeID_oid);
1195         if (!W_ERROR_IS_OK(status)) {
1196                 DEBUG(0,("%s: '%s': unable to map attributeID 0x%08X: %s\n",
1197                         __location__, attr->lDAPDisplayName, attr->attributeID_id,
1198                         win_errstr(status)));
1199                 return status;
1200         }
1201         GET_GUID_DS(schema, r, "schemaIDGUID", mem_ctx, attr, schemaIDGUID);
1202         GET_UINT32_DS(schema, r, "mAPIID", attr, mAPIID);
1203
1204         GET_GUID_DS(schema, r, "attributeSecurityGUID", mem_ctx, attr, attributeSecurityGUID);
1205
1206         GET_UINT32_DS(schema, r, "searchFlags", attr, searchFlags);
1207         GET_UINT32_DS(schema, r, "systemFlags", attr, systemFlags);
1208         GET_BOOL_DS(schema, r, "isMemberOfPartialAttributeSet", attr, isMemberOfPartialAttributeSet, false);
1209         GET_UINT32_DS(schema, r, "linkID", attr, linkID);
1210
1211         GET_UINT32_DS(schema, r, "attributeSyntax", attr, attributeSyntax_id);
1212         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, attr->attributeSyntax_id,
1213                                                 mem_ctx, &attr->attributeSyntax_oid);
1214         if (!W_ERROR_IS_OK(status)) {
1215                 DEBUG(0,("%s: '%s': unable to map attributeSyntax 0x%08X: %s\n",
1216                         __location__, attr->lDAPDisplayName, attr->attributeSyntax_id,
1217                         win_errstr(status)));
1218                 return status;
1219         }
1220         GET_UINT32_DS(schema, r, "oMSyntax", attr, oMSyntax);
1221         GET_BLOB_DS(schema, r, "oMObjectClass", mem_ctx, attr, oMObjectClass);
1222
1223         GET_BOOL_DS(schema, r, "isSingleValued", attr, isSingleValued, true);
1224         GET_UINT32_PTR_DS(schema, r, "rangeLower", attr, rangeLower);
1225         GET_UINT32_PTR_DS(schema, r, "rangeUpper", attr, rangeUpper);
1226         GET_BOOL_DS(schema, r, "extendedCharsAllowed", attr, extendedCharsAllowed, false);
1227
1228         GET_UINT32_DS(schema, r, "schemaFlagsEx", attr, schemaFlagsEx);
1229         GET_BLOB_DS(schema, r, "msDs-Schema-Extensions", mem_ctx, attr, msDs_Schema_Extensions);
1230
1231         GET_BOOL_DS(schema, r, "showInAdvancedViewOnly", attr, showInAdvancedViewOnly, false);
1232         GET_STRING_DS(schema, r, "adminDisplayName", mem_ctx, attr, adminDisplayName, false);
1233         GET_STRING_DS(schema, r, "adminDescription", mem_ctx, attr, adminDescription, false);
1234         GET_STRING_DS(schema, r, "classDisplayName", mem_ctx, attr, classDisplayName, false);
1235         GET_BOOL_DS(schema, r, "isEphemeral", attr, isEphemeral, false);
1236         GET_BOOL_DS(schema, r, "isDefunct", attr, isDefunct, false);
1237         GET_BOOL_DS(schema, r, "systemOnly", attr, systemOnly, false);
1238
1239         attr->syntax = dsdb_syntax_for_attribute(attr);
1240         if (!attr->syntax) {
1241                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
1242         }
1243
1244         if (dsdb_schema_setup_ldb_schema_attribute(ldb, attr) != LDB_SUCCESS) {
1245                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
1246         }
1247
1248         return WERR_OK;
1249 }
1250
1251 WERROR dsdb_class_from_drsuapi(struct dsdb_schema *schema,
1252                                struct drsuapi_DsReplicaObject *r,
1253                                TALLOC_CTX *mem_ctx,
1254                                struct dsdb_class *obj)
1255 {
1256         WERROR status;
1257
1258         GET_STRING_DS(schema, r, "name", mem_ctx, obj, cn, true);
1259         GET_STRING_DS(schema, r, "lDAPDisplayName", mem_ctx, obj, lDAPDisplayName, true);
1260         GET_UINT32_DS(schema, r, "governsID", obj, governsID_id);
1261         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, obj->governsID_id,
1262                                                 mem_ctx, &obj->governsID_oid);
1263         if (!W_ERROR_IS_OK(status)) {
1264                 DEBUG(0,("%s: '%s': unable to map governsID 0x%08X: %s\n",
1265                         __location__, obj->lDAPDisplayName, obj->governsID_id,
1266                         win_errstr(status)));
1267                 return status;
1268         }
1269         GET_GUID_DS(schema, r, "schemaIDGUID", mem_ctx, obj, schemaIDGUID);
1270
1271         GET_UINT32_DS(schema, r, "objectClassCategory", obj, objectClassCategory);
1272         GET_STRING_DS(schema, r, "rDNAttID", mem_ctx, obj, rDNAttID, false);
1273         GET_DN_DS(schema, r, "defaultObjectCategory", mem_ctx, obj, defaultObjectCategory, true);
1274
1275         GET_UINT32_DS(schema, r, "subClassOf", obj, subClassOf_id);
1276
1277         GET_UINT32_LIST_DS(schema, r, "systemAuxiliaryClass", mem_ctx, obj, systemAuxiliaryClass_ids);
1278         GET_UINT32_LIST_DS(schema, r, "auxiliaryClass", mem_ctx, obj, auxiliaryClass_ids);
1279
1280         GET_UINT32_LIST_DS(schema, r, "systemMustContain", mem_ctx, obj, systemMustContain_ids);
1281         GET_UINT32_LIST_DS(schema, r, "systemMayContain", mem_ctx, obj, systemMayContain_ids);
1282         GET_UINT32_LIST_DS(schema, r, "mustContain", mem_ctx, obj, mustContain_ids);
1283         GET_UINT32_LIST_DS(schema, r, "mayContain", mem_ctx, obj, mayContain_ids);
1284
1285         GET_UINT32_LIST_DS(schema, r, "systemPossSuperiors", mem_ctx, obj, systemPossSuperiors_ids);
1286         GET_UINT32_LIST_DS(schema, r, "possSuperiors", mem_ctx, obj, possSuperiors_ids);
1287
1288         GET_STRING_DS(schema, r, "defaultSecurityDescriptor", mem_ctx, obj, defaultSecurityDescriptor, false);
1289
1290         GET_UINT32_DS(schema, r, "schemaFlagsEx", obj, schemaFlagsEx);
1291         GET_BLOB_DS(schema, r, "msDs-Schema-Extensions", mem_ctx, obj, msDs_Schema_Extensions);
1292
1293         GET_BOOL_DS(schema, r, "showInAdvancedViewOnly", obj, showInAdvancedViewOnly, false);
1294         GET_STRING_DS(schema, r, "adminDisplayName", mem_ctx, obj, adminDisplayName, false);
1295         GET_STRING_DS(schema, r, "adminDescription", mem_ctx, obj, adminDescription, false);
1296         GET_STRING_DS(schema, r, "classDisplayName", mem_ctx, obj, classDisplayName, false);
1297         GET_BOOL_DS(schema, r, "defaultHidingValue", obj, defaultHidingValue, false);
1298         GET_BOOL_DS(schema, r, "isDefunct", obj, isDefunct, false);
1299         GET_BOOL_DS(schema, r, "systemOnly", obj, systemOnly, false);
1300
1301         return WERR_OK;
1302 }
1303