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 "dsdb/common/util.h"
  26 #include "lib/ldb/include/ldb_errors.h"
  27 #include "../lib/util/dlinklist.h"
  28 #include "librpc/gen_ndr/ndr_misc.h"
  29 #include "librpc/gen_ndr/ndr_drsuapi.h"
  30 #include "librpc/gen_ndr/ndr_drsblobs.h"
  31 #include "param/param.h"
  32 #include "lib/ldb/include/ldb_module.h"
  33 #include "../lib/util/asn1.h"
  34
  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 werr;
 108         const char *schema_info;
 109         struct dsdb_schema_prefixmap *pfm;
 110         struct dsdb_schema_info *schi;
 111         TALLOC_CTX *mem_ctx;
 112
 113         mem_ctx = talloc_new(schema);
 114         W_ERROR_HAVE_NO_MEMORY(mem_ctx);
 115
 116         /* parse schemaInfo blob to verify it is valid */
 117         werr = dsdb_schema_info_from_blob(schemaInfo, mem_ctx, &schi);
 118         W_ERROR_NOT_OK_GOTO(werr, DONE);
 119
 120         /* fetch prefixMap */
 121         werr = _dsdb_prefixmap_from_ldb_val(prefixMap,
 122                                             schema->iconv_convenience,
 123                                             mem_ctx, &pfm);
 124         W_ERROR_NOT_OK_GOTO(werr, DONE);
 125
 126         /* decode schema_info */
 127         schema_info = hex_encode_talloc(mem_ctx,
 128                                         schemaInfo->data,
 129                                         schemaInfo->length);
 130         if (!schema_info) {
 131                 talloc_free(mem_ctx);
 132                 return WERR_NOMEM;
 133         }
 134
 135         /* store prefixMap and schema_info into cached Schema */
 136         talloc_free(schema->prefixmap);
 137         schema->prefixmap = talloc_steal(schema, pfm);
 138
 139         talloc_free(discard_const(schema->schema_info));
 140         schema->schema_info = talloc_steal(schema, schema_info);
 141
 142 DONE:
 143         /* clean up locally allocated mem */
 144         talloc_free(mem_ctx);
 145
 146         return werr;
 147 }
 148
 149 WERROR dsdb_get_oid_mappings_drsuapi(const struct dsdb_schema *schema,
 150                                      bool include_schema_info,
 151                                      TALLOC_CTX *mem_ctx,
 152                                      struct drsuapi_DsReplicaOIDMapping_Ctr **_ctr)
 153 {
 154         return dsdb_drsuapi_pfm_from_schema_pfm(schema->prefixmap,
 155                                                 include_schema_info ? schema->schema_info : NULL,
 156                                                 mem_ctx, _ctr);
 157 }
 158
 159 WERROR dsdb_get_oid_mappings_ldb(const struct dsdb_schema *schema,
 160                                  TALLOC_CTX *mem_ctx,
 161                                  struct ldb_val *prefixMap,
 162                                  struct ldb_val *schemaInfo)
 163 {
 164         WERROR status;
 165         enum ndr_err_code ndr_err;
 166         struct drsuapi_DsReplicaOIDMapping_Ctr *ctr;
 167         struct prefixMapBlob pfm;
 168
 169         status = dsdb_get_oid_mappings_drsuapi(schema, false, mem_ctx, &ctr);
 170         W_ERROR_NOT_OK_RETURN(status);
 171
 172         pfm.version     = PREFIX_MAP_VERSION_DSDB;
 173         pfm.reserved    = 0;
 174         pfm.ctr.dsdb    = *ctr;
 175
 176         ndr_err = ndr_push_struct_blob(prefixMap, mem_ctx, schema->iconv_convenience, &pfm,
 177                                         (ndr_push_flags_fn_t)ndr_push_prefixMapBlob);
 178         talloc_free(ctr);
 179         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 180                 NTSTATUS nt_status = ndr_map_error2ntstatus(ndr_err);
 181                 return ntstatus_to_werror(nt_status);
 182         }
 183
 184         *schemaInfo = strhex_to_data_blob(mem_ctx, schema->schema_info);
 185         W_ERROR_HAVE_NO_MEMORY(schemaInfo->data);
 186
 187         return WERR_OK;
 188 }
 189
 190
 191 /*
 192  * this function is called from within a ldb transaction from the schema_fsmo module
 193  */
 194 WERROR dsdb_create_prefix_mapping(struct ldb_context *ldb, struct dsdb_schema *schema, const char *full_oid)
 195 {
 196         WERROR status;
 197         uint32_t attid;
 198         TALLOC_CTX *mem_ctx;
 199         struct dsdb_schema_prefixmap *pfm;
 200
 201         mem_ctx = talloc_new(ldb);
 202         W_ERROR_HAVE_NO_MEMORY(mem_ctx);
 203
 204         /* Read prefixes from disk*/
 205         status = dsdb_read_prefixes_from_ldb(ldb, mem_ctx, &pfm);
 206         if (!W_ERROR_IS_OK(status)) {
 207                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_read_prefixes_from_ldb: %s\n",
 208                         win_errstr(status)));
 209                 talloc_free(mem_ctx);
 210                 return status;
 211         }
 212
 213         /* Check if there is a prefix for the oid in the prefixes array*/
 214         status = dsdb_schema_pfm_find_oid(pfm, full_oid, NULL);
 215         if (W_ERROR_IS_OK(status)) {
 216                 /* prefix found*/
 217                 talloc_free(mem_ctx);
 218                 return status;
 219         } else if (!W_ERROR_EQUAL(WERR_DS_NO_MSDS_INTID, status)) {
 220                 /* error */
 221                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_find_prefix_for_oid: %s\n",
 222                         win_errstr(status)));
 223                 talloc_free(mem_ctx);
 224                 return status;
 225         }
 226
 227         /* Create the new mapping for the prefix of full_oid */
 228         status = dsdb_schema_pfm_make_attid(pfm, full_oid, &attid);
 229         if (!W_ERROR_IS_OK(status)) {
 230                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_schema_pfm_make_attid: %s\n",
 231                         win_errstr(status)));
 232                 talloc_free(mem_ctx);
 233                 return status;
 234         }
 235
 236         talloc_unlink(schema, schema->prefixmap);
 237         schema->prefixmap = talloc_steal(schema, pfm);
 238
 239         /* Update prefixMap in ldb*/
 240         status = dsdb_write_prefixes_from_schema_to_ldb(mem_ctx, ldb, schema);
 241         if (!W_ERROR_IS_OK(status)) {
 242                 DEBUG(0,("dsdb_create_prefix_mapping: dsdb_write_prefixes_to_ldb: %s\n",
 243                         win_errstr(status)));
 244                 talloc_free(mem_ctx);
 245                 return status;
 246         }
 247
 248         DEBUG(2,(__location__ " Added prefixMap %s - now have %u prefixes\n",
 249                  full_oid, schema->prefixmap->length));
 250
 251         talloc_free(mem_ctx);
 252         return status;
 253 }
 254
 255
 256 WERROR dsdb_write_prefixes_from_schema_to_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb,
 257                                               const struct dsdb_schema *schema)
 258 {
 259         WERROR status;
 260         int ldb_ret;
 261         struct ldb_message *msg;
 262         struct ldb_dn *schema_dn;
 263         struct prefixMapBlob pfm_blob;
 264         struct ldb_val ndr_blob;
 265         enum ndr_err_code ndr_err;
 266         TALLOC_CTX *temp_ctx;
 267         struct drsuapi_DsReplicaOIDMapping_Ctr *ctr;
 268
 269         schema_dn = ldb_get_schema_basedn(ldb);
 270         if (!schema_dn) {
 271                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: no schema dn present\n"));
 272                 return WERR_FOOBAR;
 273         }
 274
 275         temp_ctx = talloc_new(mem_ctx);
 276         W_ERROR_HAVE_NO_MEMORY(temp_ctx);
 277
 278         /* convert schema_prefixMap to prefixMap blob */
 279         status = dsdb_get_oid_mappings_drsuapi(schema, false, temp_ctx, &ctr);
 280         if (!W_ERROR_IS_OK(status)) {
 281                 talloc_free(temp_ctx);
 282                 return status;
 283         }
 284
 285         pfm_blob.version        = PREFIX_MAP_VERSION_DSDB;
 286         pfm_blob.ctr.dsdb       = *ctr;
 287
 288         ndr_err = ndr_push_struct_blob(&ndr_blob, temp_ctx,
 289                                        lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm")),
 290                                        &pfm_blob,
 291                                        (ndr_push_flags_fn_t)ndr_push_prefixMapBlob);
 292         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 293                 talloc_free(temp_ctx);
 294                 return WERR_FOOBAR;
 295         }
 296
 297         /* write serialized prefixMap into LDB */
 298         msg = ldb_msg_new(temp_ctx);
 299         if (!msg) {
 300                 talloc_free(temp_ctx);
 301                 return WERR_NOMEM;
 302         }
 303
 304         msg->dn = schema_dn;
 305         ldb_ret = ldb_msg_add_value(msg, "prefixMap", &ndr_blob, NULL);
 306         if (ldb_ret != 0) {
 307                 talloc_free(temp_ctx);
 308                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: ldb_msg_add_value failed\n"));
 309                 return WERR_NOMEM;
 310         }
 311
 312         ldb_ret = dsdb_replace(ldb, msg, DSDB_FLAG_AS_SYSTEM);
 313
 314         talloc_free(temp_ctx);
 315
 316         if (ldb_ret != 0) {
 317                 DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: dsdb_replace failed\n"));
 318                 return WERR_FOOBAR;
 319         }
 320
 321         return WERR_OK;
 322 }
 323
 324 WERROR dsdb_read_prefixes_from_ldb(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct dsdb_schema_prefixmap **_pfm)
 325 {
 326         WERROR werr;
 327         int ldb_ret;
 328         const struct ldb_val *prefix_val;
 329         struct smb_iconv_convenience *iconv_convenience;
 330         struct ldb_dn *schema_dn;
 331         struct ldb_result *schema_res = NULL;
 332         static const char *schema_attrs[] = {
 333                 "prefixMap",
 334                 NULL
 335         };
 336
 337         schema_dn = ldb_get_schema_basedn(ldb);
 338         if (!schema_dn) {
 339                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no schema dn present\n"));
 340                 return WERR_FOOBAR;
 341         }
 342
 343         ldb_ret = ldb_search(ldb, mem_ctx, &schema_res, schema_dn, LDB_SCOPE_BASE, schema_attrs, NULL);
 344         if (ldb_ret == LDB_ERR_NO_SUCH_OBJECT) {
 345                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no prefix map present\n"));
 346                 talloc_free(schema_res);
 347                 return WERR_FOOBAR;
 348         } else if (ldb_ret != LDB_SUCCESS) {
 349                 DEBUG(0,("dsdb_read_prefixes_from_ldb: failed to search the schema head\n"));
 350                 talloc_free(schema_res);
 351                 return WERR_FOOBAR;
 352         }
 353
 354         prefix_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "prefixMap");
 355         if (!prefix_val) {
 356                 DEBUG(0,("dsdb_read_prefixes_from_ldb: no prefixMap attribute found\n"));
 357                 talloc_free(schema_res);
 358                 return WERR_FOOBAR;
 359         }
 360
 361         iconv_convenience = lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm"));
 362
 363         werr = _dsdb_prefixmap_from_ldb_val(prefix_val,
 364                                             iconv_convenience,
 365                                             mem_ctx,
 366                                             _pfm);
 367         talloc_free(schema_res);
 368         W_ERROR_NOT_OK_RETURN(werr);
 369
 370         return WERR_OK;
 371 }
 372
 373 /*
 374   this will be replaced with something that looks at the right part of
 375   the schema once we know where unique indexing information is hidden
 376  */
 377 static bool dsdb_schema_unique_attribute(const char *attr)
 378 {
 379         const char *attrs[] = { "objectGUID", "objectSID" , NULL };
 380         unsigned int i;
 381         for (i=0;attrs[i];i++) {
 382                 if (strcasecmp(attr, attrs[i]) == 0) {
 383                         return true;
 384                 }
 385         }
 386         return false;
 387 }
 388
 389
 390 /*
 391   setup the ldb_schema_attribute field for a dsdb_attribute
 392  */
 393 static int dsdb_schema_setup_ldb_schema_attribute(struct ldb_context *ldb,
 394                                                   struct dsdb_attribute *attr)
 395 {
 396         const char *syntax = attr->syntax->ldb_syntax;
 397         const struct ldb_schema_syntax *s;
 398         struct ldb_schema_attribute *a;
 399
 400         if (!syntax) {
 401                 syntax = attr->syntax->ldap_oid;
 402         }
 403
 404         s = ldb_samba_syntax_by_lDAPDisplayName(ldb, attr->lDAPDisplayName);
 405         if (s == NULL) {
 406                 s = ldb_samba_syntax_by_name(ldb, syntax);
 407         }
 408         if (s == NULL) {
 409                 s = ldb_standard_syntax_by_name(ldb, syntax);
 410         }
 411
 412         if (s == NULL) {
 413                 return LDB_ERR_OPERATIONS_ERROR;
 414         }
 415
 416         attr->ldb_schema_attribute = a = talloc(attr, struct ldb_schema_attribute);
 417         if (attr->ldb_schema_attribute == NULL) {
 418                 ldb_oom(ldb);
 419                 return LDB_ERR_OPERATIONS_ERROR;
 420         }
 421
 422         a->name = attr->lDAPDisplayName;
 423         a->flags = 0;
 424         a->syntax = s;
 425
 426         if (dsdb_schema_unique_attribute(a->name)) {
 427                 a->flags |= LDB_ATTR_FLAG_UNIQUE_INDEX;
 428         }
 429         if (attr->isSingleValued) {
 430                 a->flags |= LDB_ATTR_FLAG_SINGLE_VALUE;
 431         }
 432
 433
 434         return LDB_SUCCESS;
 435 }
 436
 437
 438 #define GET_STRING_LDB(msg, attr, mem_ctx, p, elem, strict) do { \
 439         const struct ldb_val *get_string_val = ldb_msg_find_ldb_val(msg, attr); \
 440         if (get_string_val == NULL) { \
 441                 if (strict) {                                     \
 442                         d_printf("%s: %s == NULL\n", __location__, attr); \
 443                         return WERR_INVALID_PARAM;                      \
 444                 } else {                                                \
 445                         (p)->elem = NULL;                               \
 446                 }                                                       \
 447         } else {                                                        \
 448                 (p)->elem = talloc_strndup(mem_ctx,                     \
 449                                            (const char *)get_string_val->data, \
 450                                            get_string_val->length); \
 451                 if (!(p)->elem) {                                       \
 452                         d_printf("%s: talloc_strndup failed for %s\n", __location__, attr); \
 453                         return WERR_NOMEM;                              \
 454                 }                                                       \
 455         }                                                               \
 456 } while (0)
 457
 458 #define GET_STRING_LIST_LDB(msg, attr, mem_ctx, p, elem, strict) do {   \
 459         int get_string_list_counter;                                    \
 460         struct ldb_message_element *get_string_list_el = ldb_msg_find_element(msg, attr); \
 461         if (get_string_list_el == NULL) {                               \
 462                 if (strict) {                                           \
 463                         d_printf("%s: %s == NULL\n", __location__, attr); \
 464                         return WERR_INVALID_PARAM;                      \
 465                 } else {                                                \
 466                         (p)->elem = NULL;                               \
 467                         break;                                          \
 468                 }                                                       \
 469         }                                                               \
 470         (p)->elem = talloc_array(mem_ctx, const char *, get_string_list_el->num_values + 1); \
 471         for (get_string_list_counter=0;                                 \
 472              get_string_list_counter < get_string_list_el->num_values;  \
 473              get_string_list_counter++) {                               \
 474                 (p)->elem[get_string_list_counter] = talloc_strndup((p)->elem, \
 475                                                                     (const char *)get_string_list_el->values[get_string_list_counter].data, \
 476                                                                     get_string_list_el->values[get_string_list_counter].length); \
 477                 if (!(p)->elem[get_string_list_counter]) {              \
 478                         d_printf("%s: talloc_strndup failed for %s\n", __location__, attr); \
 479                         return WERR_NOMEM;                              \
 480                 }                                                       \
 481                 (p)->elem[get_string_list_counter+1] = NULL;            \
 482         }                                                               \
 483         talloc_steal(mem_ctx, (p)->elem);                               \
 484 } while (0)
 485
 486 #define GET_BOOL_LDB(msg, attr, p, elem, strict) do { \
 487         const char *str; \
 488         str = samdb_result_string(msg, attr, NULL);\
 489         if (str == NULL) { \
 490                 if (strict) { \
 491                         d_printf("%s: %s == NULL\n", __location__, attr); \
 492                         return WERR_INVALID_PARAM; \
 493                 } else { \
 494                         (p)->elem = false; \
 495                 } \
 496         } else if (strcasecmp("TRUE", str) == 0) { \
 497                 (p)->elem = true; \
 498         } else if (strcasecmp("FALSE", str) == 0) { \
 499                 (p)->elem = false; \
 500         } else { \
 501                 d_printf("%s: %s == %s\n", __location__, attr, str); \
 502                 return WERR_INVALID_PARAM; \
 503         } \
 504 } while (0)
 505
 506 #define GET_UINT32_LDB(msg, attr, p, elem) do { \
 507         (p)->elem = samdb_result_uint(msg, attr, 0);\
 508 } while (0)
 509
 510 #define GET_UINT32_PTR_LDB(msg, attr, mem_ctx, p, elem) do {            \
 511         uint64_t _v = samdb_result_uint64(msg, attr, UINT64_MAX);\
 512         if (_v == UINT64_MAX) { \
 513                 (p)->elem = NULL; \
 514         } else if (_v > UINT32_MAX) { \
 515                 d_printf("%s: %s == 0x%llX\n", __location__, \
 516                          attr, (unsigned long long)_v); \
 517                 return WERR_INVALID_PARAM; \
 518         } else { \
 519                 (p)->elem = talloc(mem_ctx, uint32_t); \
 520                 if (!(p)->elem) { \
 521                         d_printf("%s: talloc failed for %s\n", __location__, attr); \
 522                         return WERR_NOMEM; \
 523                 } \
 524                 *(p)->elem = (uint32_t)_v; \
 525         } \
 526 } while (0)
 527
 528 #define GET_GUID_LDB(msg, attr, p, elem) do { \
 529         (p)->elem = samdb_result_guid(msg, attr);\
 530 } while (0)
 531
 532 #define GET_BLOB_LDB(msg, attr, mem_ctx, p, elem) do { \
 533         const struct ldb_val *_val;\
 534         _val = ldb_msg_find_ldb_val(msg, attr);\
 535         if (_val) {\
 536                 (p)->elem = *_val;\
 537                 talloc_steal(mem_ctx, (p)->elem.data);\
 538         } else {\
 539                 ZERO_STRUCT((p)->elem);\
 540         }\
 541 } while (0)
 542
 543 WERROR dsdb_attribute_from_ldb(struct ldb_context *ldb,
 544                                struct dsdb_schema *schema,
 545                                struct ldb_message *msg)
 546 {
 547         WERROR status;
 548         struct dsdb_attribute *attr = talloc_zero(schema, struct dsdb_attribute);
 549         if (!attr) {
 550                 return WERR_NOMEM;
 551         }
 552
 553         GET_STRING_LDB(msg, "cn", attr, attr, cn, false);
 554         GET_STRING_LDB(msg, "lDAPDisplayName", attr, attr, lDAPDisplayName, true);
 555         GET_STRING_LDB(msg, "attributeID", attr, attr, attributeID_oid, true);
 556         if (!schema->prefixmap || schema->prefixmap->length == 0) {
 557                 /* set an invalid value */
 558                 attr->attributeID_id = 0xFFFFFFFF;
 559         } else {
 560                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 561                                                     attr->attributeID_oid,
 562                                                     &attr->attributeID_id);
 563                 if (!W_ERROR_IS_OK(status)) {
 564                         DEBUG(0,("%s: '%s': unable to map attributeID %s: %s\n",
 565                                 __location__, attr->lDAPDisplayName, attr->attributeID_oid,
 566                                 win_errstr(status)));
 567                         return status;
 568                 }
 569         }
 570         /* fetch msDS-IntId to be used in resolving ATTRTYP values */
 571         GET_UINT32_LDB(msg, "msDS-IntId", attr, msDS_IntId);
 572
 573         GET_GUID_LDB(msg, "schemaIDGUID", attr, schemaIDGUID);
 574         GET_UINT32_LDB(msg, "mAPIID", attr, mAPIID);
 575
 576         GET_GUID_LDB(msg, "attributeSecurityGUID", attr, attributeSecurityGUID);
 577
 578         GET_GUID_LDB(msg, "objectGUID", attr, objectGUID);
 579
 580         GET_UINT32_LDB(msg, "searchFlags", attr, searchFlags);
 581         GET_UINT32_LDB(msg, "systemFlags", attr, systemFlags);
 582         GET_BOOL_LDB(msg, "isMemberOfPartialAttributeSet", attr, isMemberOfPartialAttributeSet, false);
 583         GET_UINT32_LDB(msg, "linkID", attr, linkID);
 584
 585         GET_STRING_LDB(msg, "attributeSyntax", attr, attr, attributeSyntax_oid, true);
 586         if (!schema->prefixmap || schema->prefixmap->length == 0) {
 587                 /* set an invalid value */
 588                 attr->attributeSyntax_id = 0xFFFFFFFF;
 589         } else {
 590                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 591                                                     attr->attributeSyntax_oid,
 592                                                     &attr->attributeSyntax_id);
 593                 if (!W_ERROR_IS_OK(status)) {
 594                         DEBUG(0,("%s: '%s': unable to map attributeSyntax_ %s: %s\n",
 595                                 __location__, attr->lDAPDisplayName, attr->attributeSyntax_oid,
 596                                 win_errstr(status)));
 597                         return status;
 598                 }
 599         }
 600         GET_UINT32_LDB(msg, "oMSyntax", attr, oMSyntax);
 601         GET_BLOB_LDB(msg, "oMObjectClass", attr, attr, oMObjectClass);
 602
 603         GET_BOOL_LDB(msg, "isSingleValued", attr, isSingleValued, true);
 604         GET_UINT32_PTR_LDB(msg, "rangeLower", attr, attr, rangeLower);
 605         GET_UINT32_PTR_LDB(msg, "rangeUpper", attr, attr, rangeUpper);
 606         GET_BOOL_LDB(msg, "extendedCharsAllowed", attr, extendedCharsAllowed, false);
 607
 608         GET_UINT32_LDB(msg, "schemaFlagsEx", attr, schemaFlagsEx);
 609         GET_BLOB_LDB(msg, "msDs-Schema-Extensions", attr, attr, msDs_Schema_Extensions);
 610
 611         GET_BOOL_LDB(msg, "showInAdvancedViewOnly", attr, showInAdvancedViewOnly, false);
 612         GET_STRING_LDB(msg, "adminDisplayName", attr, attr, adminDisplayName, false);
 613         GET_STRING_LDB(msg, "adminDescription", attr, attr, adminDescription, false);
 614         GET_STRING_LDB(msg, "classDisplayName", attr, attr, classDisplayName, false);
 615         GET_BOOL_LDB(msg, "isEphemeral", attr, isEphemeral, false);
 616         GET_BOOL_LDB(msg, "isDefunct", attr, isDefunct, false);
 617         GET_BOOL_LDB(msg, "systemOnly", attr, systemOnly, false);
 618
 619         attr->syntax = dsdb_syntax_for_attribute(attr);
 620         if (!attr->syntax) {
 621                 DEBUG(0,(__location__ ": Unknown schema syntax for %s\n",
 622                          attr->lDAPDisplayName));
 623                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
 624         }
 625
 626         if (dsdb_schema_setup_ldb_schema_attribute(ldb, attr) != LDB_SUCCESS) {
 627                 DEBUG(0,(__location__ ": Unknown schema syntax for %s\n",
 628                          attr->lDAPDisplayName));
 629                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
 630         }
 631
 632         DLIST_ADD(schema->attributes, attr);
 633         return WERR_OK;
 634 }
 635
 636 WERROR dsdb_class_from_ldb(struct dsdb_schema *schema,
 637                            struct ldb_message *msg)
 638 {
 639         WERROR status;
 640         struct dsdb_class *obj = talloc_zero(schema, struct dsdb_class);
 641         if (!obj) {
 642                 return WERR_NOMEM;
 643         }
 644         GET_STRING_LDB(msg, "cn", obj, obj, cn, false);
 645         GET_STRING_LDB(msg, "lDAPDisplayName", obj, obj, lDAPDisplayName, true);
 646         GET_STRING_LDB(msg, "governsID", obj, obj, governsID_oid, true);
 647         if (!schema->prefixmap || schema->prefixmap->length == 0) {
 648                 /* set an invalid value */
 649                 obj->governsID_id = 0xFFFFFFFF;
 650         } else {
 651                 status = dsdb_schema_pfm_make_attid(schema->prefixmap,
 652                                                     obj->governsID_oid,
 653                                                     &obj->governsID_id);
 654                 if (!W_ERROR_IS_OK(status)) {
 655                         DEBUG(0,("%s: '%s': unable to map governsID %s: %s\n",
 656                                 __location__, obj->lDAPDisplayName, obj->governsID_oid,
 657                                 win_errstr(status)));
 658                         return status;
 659                 }
 660         }
 661         GET_GUID_LDB(msg, "schemaIDGUID", obj, schemaIDGUID);
 662         GET_GUID_LDB(msg, "objectGUID", obj, objectGUID);
 663
 664         GET_UINT32_LDB(msg, "objectClassCategory", obj, objectClassCategory);
 665         GET_STRING_LDB(msg, "rDNAttID", obj, obj, rDNAttID, false);
 666         GET_STRING_LDB(msg, "defaultObjectCategory", obj, obj, defaultObjectCategory, true);
 667
 668         GET_STRING_LDB(msg, "subClassOf", obj, obj, subClassOf, true);
 669
 670         GET_STRING_LIST_LDB(msg, "systemAuxiliaryClass", obj, obj, systemAuxiliaryClass, false);
 671         GET_STRING_LIST_LDB(msg, "auxiliaryClass", obj, obj, auxiliaryClass, false);
 672
 673         GET_STRING_LIST_LDB(msg, "systemMustContain", obj, obj, systemMustContain, false);
 674         GET_STRING_LIST_LDB(msg, "systemMayContain", obj, obj, systemMayContain, false);
 675         GET_STRING_LIST_LDB(msg, "mustContain", obj, obj, mustContain, false);
 676         GET_STRING_LIST_LDB(msg, "mayContain", obj, obj, mayContain, false);
 677
 678         GET_STRING_LIST_LDB(msg, "systemPossSuperiors", obj, obj, systemPossSuperiors, false);
 679         GET_STRING_LIST_LDB(msg, "possSuperiors", obj, obj, possSuperiors, false);
 680
 681         GET_STRING_LDB(msg, "defaultSecurityDescriptor", obj, obj, defaultSecurityDescriptor, false);
 682
 683         GET_UINT32_LDB(msg, "schemaFlagsEx", obj, schemaFlagsEx);
 684         GET_BLOB_LDB(msg, "msDs-Schema-Extensions", obj, obj, msDs_Schema_Extensions);
 685
 686         GET_BOOL_LDB(msg, "showInAdvancedViewOnly", obj, showInAdvancedViewOnly, false);
 687         GET_STRING_LDB(msg, "adminDisplayName", obj, obj, adminDisplayName, false);
 688         GET_STRING_LDB(msg, "adminDescription", obj, obj, adminDescription, false);
 689         GET_STRING_LDB(msg, "classDisplayName", obj, obj, classDisplayName, false);
 690         GET_BOOL_LDB(msg, "defaultHidingValue", obj, defaultHidingValue, false);
 691         GET_BOOL_LDB(msg, "isDefunct", obj, isDefunct, false);
 692         GET_BOOL_LDB(msg, "systemOnly", obj, systemOnly, false);
 693
 694         DLIST_ADD(schema->classes, obj);
 695         return WERR_OK;
 696 }
 697
 698 #define dsdb_oom(error_string, mem_ctx) *error_string = talloc_asprintf(mem_ctx, "dsdb out of memory at %s:%d\n", __FILE__, __LINE__)
 699
 700 /*
 701  Create a DSDB schema from the ldb results provided.  This is called
 702  directly when the schema is provisioned from an on-disk LDIF file, or
 703  from dsdb_schema_from_schema_dn in schema_fsmo
 704 */
 705
 706 int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb,
 707                                  struct smb_iconv_convenience *iconv_convenience,
 708                                  struct ldb_result *schema_res,
 709                                  struct ldb_result *attrs_res, struct ldb_result *objectclass_res,
 710                                  struct dsdb_schema **schema_out,
 711                                  char **error_string)
 712 {
 713         WERROR status;
 714         unsigned int i;
 715         const struct ldb_val *prefix_val;
 716         const struct ldb_val *info_val;
 717         struct ldb_val info_val_default;
 718         struct dsdb_schema *schema;
 719
 720         schema = dsdb_new_schema(mem_ctx, iconv_convenience);
 721         if (!schema) {
 722                 dsdb_oom(error_string, mem_ctx);
 723                 return LDB_ERR_OPERATIONS_ERROR;
 724         }
 725
 726         schema->base_dn = talloc_steal(schema, schema_res->msgs[0]->dn);
 727
 728         prefix_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "prefixMap");
 729         if (!prefix_val) {
 730                 *error_string = talloc_asprintf(mem_ctx,
 731                                                 "schema_fsmo_init: no prefixMap attribute found");
 732                 DEBUG(0,(__location__ ": %s\n", *error_string));
 733                 return LDB_ERR_CONSTRAINT_VIOLATION;
 734         }
 735         info_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "schemaInfo");
 736         if (!info_val) {
 737                 struct dsdb_schema_info *schema_info;
 738
 739                 status = dsdb_schema_info_create(ldb, false, mem_ctx, &schema_info);
 740                 if (!W_ERROR_IS_OK(status)) {
 741                         *error_string = talloc_asprintf(mem_ctx,
 742                                                         "schema_fsmo_init: dsdb_schema_info_create() failed - %s",
 743                                                         win_errstr(status));
 744                         DEBUG(0,(__location__ ": %s\n", *error_string));
 745                         return LDB_ERR_OPERATIONS_ERROR;
 746                 }
 747                 status = dsdb_blob_from_schema_info(schema_info, mem_ctx, &info_val_default);
 748                 if (!W_ERROR_IS_OK(status)) {
 749                         *error_string = talloc_asprintf(mem_ctx,
 750                                                         "schema_fsmo_init: dsdb_blob_from_schema_info() failed - %s",
 751                                                         win_errstr(status));
 752                         DEBUG(0,(__location__ ": %s\n", *error_string));
 753                         return LDB_ERR_OPERATIONS_ERROR;
 754                 }
 755                 info_val = &info_val_default;
 756         }
 757
 758         status = dsdb_load_oid_mappings_ldb(schema, prefix_val, info_val);
 759         if (!W_ERROR_IS_OK(status)) {
 760                 *error_string = talloc_asprintf(mem_ctx,
 761                               "schema_fsmo_init: failed to load oid mappings: %s",
 762                               win_errstr(status));
 763                 DEBUG(0,(__location__ ": %s\n", *error_string));
 764                 return LDB_ERR_CONSTRAINT_VIOLATION;
 765         }
 766
 767         for (i=0; i < attrs_res->count; i++) {
 768                 status = dsdb_attribute_from_ldb(ldb, schema, attrs_res->msgs[i]);
 769                 if (!W_ERROR_IS_OK(status)) {
 770                         *error_string = talloc_asprintf(mem_ctx,
 771                                       "schema_fsmo_init: failed to load attribute definition: %s:%s",
 772                                       ldb_dn_get_linearized(attrs_res->msgs[i]->dn),
 773                                       win_errstr(status));
 774                         DEBUG(0,(__location__ ": %s\n", *error_string));
 775                         return LDB_ERR_CONSTRAINT_VIOLATION;
 776                 }
 777         }
 778
 779         for (i=0; i < objectclass_res->count; i++) {
 780                 status = dsdb_class_from_ldb(schema, objectclass_res->msgs[i]);
 781                 if (!W_ERROR_IS_OK(status)) {
 782                         *error_string = talloc_asprintf(mem_ctx,
 783                                       "schema_fsmo_init: failed to load class definition: %s:%s",
 784                                       ldb_dn_get_linearized(objectclass_res->msgs[i]->dn),
 785                                       win_errstr(status));
 786                         DEBUG(0,(__location__ ": %s\n", *error_string));
 787                         return LDB_ERR_CONSTRAINT_VIOLATION;
 788                 }
 789         }
 790
 791         schema->fsmo.master_dn = ldb_msg_find_attr_as_dn(ldb, schema, schema_res->msgs[0], "fSMORoleOwner");
 792         if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), schema->fsmo.master_dn) == 0) {
 793                 schema->fsmo.we_are_master = true;
 794         } else {
 795                 schema->fsmo.we_are_master = false;
 796         }
 797
 798         DEBUG(5, ("schema_fsmo_init: we are master: %s\n",
 799                   (schema->fsmo.we_are_master?"yes":"no")));
 800
 801         *schema_out = schema;
 802         return LDB_SUCCESS;
 803 }
 804
 805
 806 static const struct {
 807         const char *name;
 808         const char *oid;
 809 } name_mappings[] = {
 810         { "cn",                                 "2.5.4.3" },
 811         { "name",                               "1.2.840.113556.1.4.1" },
 812         { "lDAPDisplayName",                    "1.2.840.113556.1.2.460" },
 813         { "attributeID",                        "1.2.840.113556.1.2.30" },
 814         { "schemaIDGUID",                       "1.2.840.113556.1.4.148" },
 815         { "mAPIID",                             "1.2.840.113556.1.2.49" },
 816         { "attributeSecurityGUID",              "1.2.840.113556.1.4.149" },
 817         { "searchFlags",                        "1.2.840.113556.1.2.334" },
 818         { "systemFlags",                        "1.2.840.113556.1.4.375" },
 819         { "isMemberOfPartialAttributeSet",      "1.2.840.113556.1.4.639" },
 820         { "linkID",                             "1.2.840.113556.1.2.50" },
 821         { "attributeSyntax",                    "1.2.840.113556.1.2.32" },
 822         { "oMSyntax",                           "1.2.840.113556.1.2.231" },
 823         { "oMObjectClass",                      "1.2.840.113556.1.2.218" },
 824         { "isSingleValued",                     "1.2.840.113556.1.2.33" },
 825         { "rangeLower",                         "1.2.840.113556.1.2.34" },
 826         { "rangeUpper",                         "1.2.840.113556.1.2.35" },
 827         { "extendedCharsAllowed",               "1.2.840.113556.1.2.380" },
 828         { "schemaFlagsEx",                      "1.2.840.113556.1.4.120" },
 829         { "msDs-Schema-Extensions",             "1.2.840.113556.1.4.1440" },
 830         { "showInAdvancedViewOnly",             "1.2.840.113556.1.2.169" },
 831         { "adminDisplayName",                   "1.2.840.113556.1.2.194" },
 832         { "adminDescription",                   "1.2.840.113556.1.2.226" },
 833         { "classDisplayName",                   "1.2.840.113556.1.4.610" },
 834         { "isEphemeral",                        "1.2.840.113556.1.4.1212" },
 835         { "isDefunct",                          "1.2.840.113556.1.4.661" },
 836         { "systemOnly",                         "1.2.840.113556.1.4.170" },
 837         { "governsID",                          "1.2.840.113556.1.2.22" },
 838         { "objectClassCategory",                "1.2.840.113556.1.2.370" },
 839         { "rDNAttID",                           "1.2.840.113556.1.2.26" },
 840         { "defaultObjectCategory",              "1.2.840.113556.1.4.783" },
 841         { "subClassOf",                         "1.2.840.113556.1.2.21" },
 842         { "systemAuxiliaryClass",               "1.2.840.113556.1.4.198" },
 843         { "systemPossSuperiors",                "1.2.840.113556.1.4.195" },
 844         { "systemMustContain",                  "1.2.840.113556.1.4.197" },
 845         { "systemMayContain",                   "1.2.840.113556.1.4.196" },
 846         { "auxiliaryClass",                     "1.2.840.113556.1.2.351" },
 847         { "possSuperiors",                      "1.2.840.113556.1.2.8" },
 848         { "mustContain",                        "1.2.840.113556.1.2.24" },
 849         { "mayContain",                         "1.2.840.113556.1.2.25" },
 850         { "defaultSecurityDescriptor",          "1.2.840.113556.1.4.224" },
 851         { "defaultHidingValue",                 "1.2.840.113556.1.4.518" },
 852         { "msDS-IntId",                         "1.2.840.113556.1.4.1716" },
 853 };
 854
 855 static struct drsuapi_DsReplicaAttribute *dsdb_find_object_attr_name(struct dsdb_schema *schema,
 856                                                                      struct drsuapi_DsReplicaObject *obj,
 857                                                                      const char *name,
 858                                                                      uint32_t *idx)
 859 {
 860         WERROR status;
 861         unsigned int i;
 862         uint32_t attid;
 863         const char *oid = NULL;
 864
 865         for(i=0; i < ARRAY_SIZE(name_mappings); i++) {
 866                 if (strcmp(name_mappings[i].name, name) != 0) continue;
 867
 868                 oid = name_mappings[i].oid;
 869                 break;
 870         }
 871
 872         if (!oid) {
 873                 return NULL;
 874         }
 875
 876         status = dsdb_schema_pfm_make_attid(schema->prefixmap, oid, &attid);
 877         if (!W_ERROR_IS_OK(status)) {
 878                 return NULL;
 879         }
 880
 881         for (i=0; i < obj->attribute_ctr.num_attributes; i++) {
 882                 if (obj->attribute_ctr.attributes[i].attid != attid) continue;
 883
 884                 if (idx) *idx = i;
 885                 return &obj->attribute_ctr.attributes[i];
 886         }
 887
 888         return NULL;
 889 }
 890
 891 #define GET_STRING_DS(s, r, attr, mem_ctx, p, elem, strict) do { \
 892         struct drsuapi_DsReplicaAttribute *_a; \
 893         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 894         if (strict && !_a) { \
 895                 d_printf("%s: %s == NULL\n", __location__, attr); \
 896                 return WERR_INVALID_PARAM; \
 897         } \
 898         if (strict && _a->value_ctr.num_values != 1) { \
 899                 d_printf("%s: %s num_values == %u\n", __location__, attr, \
 900                         _a->value_ctr.num_values); \
 901                 return WERR_INVALID_PARAM; \
 902         } \
 903         if (_a && _a->value_ctr.num_values >= 1) { \
 904                 size_t _ret; \
 905                 if (!convert_string_talloc_convenience(mem_ctx, s->iconv_convenience, CH_UTF16, CH_UNIX, \
 906                                              _a->value_ctr.values[0].blob->data, \
 907                                              _a->value_ctr.values[0].blob->length, \
 908                                              (void **)discard_const(&(p)->elem), &_ret, false)) { \
 909                         DEBUG(0,("%s: invalid data!\n", attr)); \
 910                         dump_data(0, \
 911                                      _a->value_ctr.values[0].blob->data, \
 912                                      _a->value_ctr.values[0].blob->length); \
 913                         return WERR_FOOBAR; \
 914                 } \
 915         } else { \
 916                 (p)->elem = NULL; \
 917         } \
 918 } while (0)
 919
 920 #define GET_UINT32_LIST_DS(s, r, attr, mem_ctx, p, elem) do { \
 921         unsigned int list_counter;                              \
 922         struct drsuapi_DsReplicaAttribute *_a; \
 923         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 924         (p)->elem = _a ? talloc_array(mem_ctx, uint32_t, _a->value_ctr.num_values + 1) : NULL; \
 925         for (list_counter=0;                                    \
 926              _a && list_counter < _a->value_ctr.num_values;     \
 927              list_counter++) {                          \
 928                 if (_a->value_ctr.values[list_counter].blob->length != 4) { \
 929                         return WERR_INVALID_PARAM;                      \
 930                 }                                                       \
 931                 (p)->elem[list_counter] = IVAL(_a->value_ctr.values[list_counter].blob->data, 0); \
 932         }                                                               \
 933         if (_a) (p)->elem[list_counter] = 0;                            \
 934 } while (0)
 935
 936 #define GET_BOOL_DS(s, r, attr, p, elem, strict) do { \
 937         struct drsuapi_DsReplicaAttribute *_a; \
 938         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 939         if (strict && !_a) { \
 940                 d_printf("%s: %s == NULL\n", __location__, attr); \
 941                 return WERR_INVALID_PARAM; \
 942         } \
 943         if (strict && _a->value_ctr.num_values != 1) { \
 944                 d_printf("%s: %s num_values == %u\n", __location__, attr, \
 945                          (unsigned int)_a->value_ctr.num_values);       \
 946                 return WERR_INVALID_PARAM; \
 947         } \
 948         if (strict && !_a->value_ctr.values[0].blob) { \
 949                 d_printf("%s: %s data == NULL\n", __location__, attr); \
 950                 return WERR_INVALID_PARAM; \
 951         } \
 952         if (strict && _a->value_ctr.values[0].blob->length != 4) { \
 953                 d_printf("%s: %s length == %u\n", __location__, attr, \
 954                          (unsigned int)_a->value_ctr.values[0].blob->length); \
 955                 return WERR_INVALID_PARAM; \
 956         } \
 957         if (_a && _a->value_ctr.num_values >= 1 \
 958             && _a->value_ctr.values[0].blob \
 959             && _a->value_ctr.values[0].blob->length == 4) { \
 960                 (p)->elem = (IVAL(_a->value_ctr.values[0].blob->data,0)?true:false);\
 961         } else { \
 962                 (p)->elem = false; \
 963         } \
 964 } while (0)
 965
 966 #define GET_UINT32_DS(s, r, attr, p, elem, def_val) do { \
 967         struct drsuapi_DsReplicaAttribute *_a; \
 968         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 969         if (_a && _a->value_ctr.num_values >= 1 \
 970             && _a->value_ctr.values[0].blob \
 971             && _a->value_ctr.values[0].blob->length == 4) { \
 972                 (p)->elem = IVAL(_a->value_ctr.values[0].blob->data,0);\
 973         } else { \
 974                 (p)->elem = def_val; \
 975         } \
 976 } while (0)
 977
 978 #define GET_UINT32_PTR_DS(s, r, attr, p, elem) do { \
 979         struct drsuapi_DsReplicaAttribute *_a; \
 980         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 981         if (_a && _a->value_ctr.num_values >= 1 \
 982             && _a->value_ctr.values[0].blob \
 983             && _a->value_ctr.values[0].blob->length == 4) { \
 984                 (p)->elem = talloc(mem_ctx, uint32_t); \
 985                 if (!(p)->elem) { \
 986                         d_printf("%s: talloc failed for %s\n", __location__, attr); \
 987                         return WERR_NOMEM; \
 988                 } \
 989                 *(p)->elem = IVAL(_a->value_ctr.values[0].blob->data,0);\
 990         } else { \
 991                 (p)->elem = NULL; \
 992         } \
 993 } while (0)
 994
 995 #define GET_GUID_DS(s, r, attr, mem_ctx, p, elem) do { \
 996         struct drsuapi_DsReplicaAttribute *_a; \
 997         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
 998         if (_a && _a->value_ctr.num_values >= 1 \
 999             && _a->value_ctr.values[0].blob \
1000             && _a->value_ctr.values[0].blob->length == 16) { \
1001                 NTSTATUS _nt_status = GUID_from_ndr_blob(_a->value_ctr.values[0].blob, &(p)->elem); \
1002                 if (!NT_STATUS_IS_OK(_nt_status)) { \
1003                         return ntstatus_to_werror(_nt_status); \
1004                 } \
1005         } else { \
1006                 ZERO_STRUCT((p)->elem);\
1007         } \
1008 } while (0)
1009
1010 #define GET_BLOB_DS(s, r, attr, mem_ctx, p, elem) do { \
1011         struct drsuapi_DsReplicaAttribute *_a; \
1012         _a = dsdb_find_object_attr_name(s, r, attr, NULL); \
1013         if (_a && _a->value_ctr.num_values >= 1 \
1014             && _a->value_ctr.values[0].blob) { \
1015                 (p)->elem = *_a->value_ctr.values[0].blob;\
1016                 talloc_steal(mem_ctx, (p)->elem.data); \
1017         } else { \
1018                 ZERO_STRUCT((p)->elem);\
1019         }\
1020 } while (0)
1021
1022 WERROR dsdb_attribute_from_drsuapi(struct ldb_context *ldb,
1023                                    struct dsdb_schema *schema,
1024                                    struct drsuapi_DsReplicaObject *r,
1025                                    TALLOC_CTX *mem_ctx,
1026                                    struct dsdb_attribute *attr)
1027 {
1028         WERROR status;
1029
1030         GET_STRING_DS(schema, r, "name", mem_ctx, attr, cn, true);
1031         GET_STRING_DS(schema, r, "lDAPDisplayName", mem_ctx, attr, lDAPDisplayName, true);
1032         GET_UINT32_DS(schema, r, "attributeID", attr, attributeID_id, 0xFFFFFFFF);
1033         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, attr->attributeID_id,
1034                                                 mem_ctx, &attr->attributeID_oid);
1035         if (!W_ERROR_IS_OK(status)) {
1036                 DEBUG(0,("%s: '%s': unable to map attributeID 0x%08X: %s\n",
1037                         __location__, attr->lDAPDisplayName, attr->attributeID_id,
1038                         win_errstr(status)));
1039                 return status;
1040         }
1041         /* fetch msDS-IntId to be used in resolving ATTRTYP values */
1042         GET_UINT32_DS(schema, r, "msDS-IntId", attr, msDS_IntId, 0);
1043
1044         GET_GUID_DS(schema, r, "schemaIDGUID", mem_ctx, attr, schemaIDGUID);
1045         GET_UINT32_DS(schema, r, "mAPIID", attr, mAPIID, 0);
1046
1047         GET_GUID_DS(schema, r, "attributeSecurityGUID", mem_ctx, attr, attributeSecurityGUID);
1048
1049         attr->objectGUID = r->identifier->guid;
1050
1051         GET_UINT32_DS(schema, r, "searchFlags", attr, searchFlags, 0);
1052         GET_UINT32_DS(schema, r, "systemFlags", attr, systemFlags, 0);
1053         GET_BOOL_DS(schema, r, "isMemberOfPartialAttributeSet", attr, isMemberOfPartialAttributeSet, false);
1054         GET_UINT32_DS(schema, r, "linkID", attr, linkID, 0);
1055
1056         GET_UINT32_DS(schema, r, "attributeSyntax", attr, attributeSyntax_id, 0xFFFFFFFF);
1057         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, attr->attributeSyntax_id,
1058                                                 mem_ctx, &attr->attributeSyntax_oid);
1059         if (!W_ERROR_IS_OK(status)) {
1060                 DEBUG(0,("%s: '%s': unable to map attributeSyntax 0x%08X: %s\n",
1061                         __location__, attr->lDAPDisplayName, attr->attributeSyntax_id,
1062                         win_errstr(status)));
1063                 return status;
1064         }
1065         GET_UINT32_DS(schema, r, "oMSyntax", attr, oMSyntax, 0);
1066         GET_BLOB_DS(schema, r, "oMObjectClass", mem_ctx, attr, oMObjectClass);
1067
1068         GET_BOOL_DS(schema, r, "isSingleValued", attr, isSingleValued, true);
1069         GET_UINT32_PTR_DS(schema, r, "rangeLower", attr, rangeLower);
1070         GET_UINT32_PTR_DS(schema, r, "rangeUpper", attr, rangeUpper);
1071         GET_BOOL_DS(schema, r, "extendedCharsAllowed", attr, extendedCharsAllowed, false);
1072
1073         GET_UINT32_DS(schema, r, "schemaFlagsEx", attr, schemaFlagsEx, 0);
1074         GET_BLOB_DS(schema, r, "msDs-Schema-Extensions", mem_ctx, attr, msDs_Schema_Extensions);
1075
1076         GET_BOOL_DS(schema, r, "showInAdvancedViewOnly", attr, showInAdvancedViewOnly, false);
1077         GET_STRING_DS(schema, r, "adminDisplayName", mem_ctx, attr, adminDisplayName, false);
1078         GET_STRING_DS(schema, r, "adminDescription", mem_ctx, attr, adminDescription, false);
1079         GET_STRING_DS(schema, r, "classDisplayName", mem_ctx, attr, classDisplayName, false);
1080         GET_BOOL_DS(schema, r, "isEphemeral", attr, isEphemeral, false);
1081         GET_BOOL_DS(schema, r, "isDefunct", attr, isDefunct, false);
1082         GET_BOOL_DS(schema, r, "systemOnly", attr, systemOnly, false);
1083
1084         attr->syntax = dsdb_syntax_for_attribute(attr);
1085         if (!attr->syntax) {
1086                 DEBUG(0,(__location__ ": Unknown schema syntax for %s\n",
1087                          attr->lDAPDisplayName));
1088                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
1089         }
1090
1091         if (dsdb_schema_setup_ldb_schema_attribute(ldb, attr) != LDB_SUCCESS) {
1092                 DEBUG(0,(__location__ ": Unknown schema syntax for %s\n",
1093                          attr->lDAPDisplayName));
1094                 return WERR_DS_ATT_SCHEMA_REQ_SYNTAX;
1095         }
1096
1097         return WERR_OK;
1098 }
1099
1100 WERROR dsdb_class_from_drsuapi(struct ldb_context *ldb,
1101                                struct dsdb_schema *schema,
1102                                struct drsuapi_DsReplicaObject *r,
1103                                TALLOC_CTX *mem_ctx,
1104                                struct dsdb_class *obj)
1105 {
1106         WERROR status;
1107         struct drsuapi_DsReplicaAttribute *attr;
1108         DATA_BLOB blob;
1109
1110         GET_STRING_DS(schema, r, "name", mem_ctx, obj, cn, true);
1111         GET_STRING_DS(schema, r, "lDAPDisplayName", mem_ctx, obj, lDAPDisplayName, true);
1112         GET_UINT32_DS(schema, r, "governsID", obj, governsID_id, 0xFFFFFFFF);
1113         status = dsdb_schema_pfm_oid_from_attid(schema->prefixmap, obj->governsID_id,
1114                                                 mem_ctx, &obj->governsID_oid);
1115         if (!W_ERROR_IS_OK(status)) {
1116                 DEBUG(0,("%s: '%s': unable to map governsID 0x%08X: %s\n",
1117                         __location__, obj->lDAPDisplayName, obj->governsID_id,
1118                         win_errstr(status)));
1119                 return status;
1120         }
1121         GET_GUID_DS(schema, r, "schemaIDGUID", mem_ctx, obj, schemaIDGUID);
1122
1123         obj->objectGUID = r->identifier->guid;
1124
1125         GET_UINT32_DS(schema, r, "objectClassCategory", obj, objectClassCategory, 0);
1126         GET_STRING_DS(schema, r, "rDNAttID", mem_ctx, obj, rDNAttID, false);
1127
1128         attr = dsdb_find_object_attr_name(schema, r, "defaultObjectCategory", NULL);
1129
1130         if (!attr || attr->value_ctr.num_values != 1 || !attr->value_ctr.values[0].blob) {
1131                 d_printf("%s: no defaultObjectCategory supplied\n", __location__);
1132                 return WERR_INVALID_PARAM;
1133         }
1134
1135         status = dsdb_syntax_one_DN_drsuapi_to_ldb(mem_ctx, ldb, find_syntax_map_by_standard_oid(LDB_SYNTAX_DN),
1136                                                    schema->iconv_convenience, attr->value_ctr.values[0].blob, &blob);
1137         if (!W_ERROR_IS_OK(status)) {
1138                 return status;
1139         }
1140         obj->defaultObjectCategory = (char *)blob.data;
1141
1142         GET_UINT32_DS(schema, r, "subClassOf", obj, subClassOf_id, 0);
1143
1144         GET_UINT32_LIST_DS(schema, r, "systemAuxiliaryClass", mem_ctx, obj, systemAuxiliaryClass_ids);
1145         GET_UINT32_LIST_DS(schema, r, "auxiliaryClass", mem_ctx, obj, auxiliaryClass_ids);
1146
1147         GET_UINT32_LIST_DS(schema, r, "systemMustContain", mem_ctx, obj, systemMustContain_ids);
1148         GET_UINT32_LIST_DS(schema, r, "systemMayContain", mem_ctx, obj, systemMayContain_ids);
1149         GET_UINT32_LIST_DS(schema, r, "mustContain", mem_ctx, obj, mustContain_ids);
1150         GET_UINT32_LIST_DS(schema, r, "mayContain", mem_ctx, obj, mayContain_ids);
1151
1152         GET_UINT32_LIST_DS(schema, r, "systemPossSuperiors", mem_ctx, obj, systemPossSuperiors_ids);
1153         GET_UINT32_LIST_DS(schema, r, "possSuperiors", mem_ctx, obj, possSuperiors_ids);
1154
1155         GET_STRING_DS(schema, r, "defaultSecurityDescriptor", mem_ctx, obj, defaultSecurityDescriptor, false);
1156
1157         GET_UINT32_DS(schema, r, "schemaFlagsEx", obj, schemaFlagsEx, 0);
1158         GET_BLOB_DS(schema, r, "msDs-Schema-Extensions", mem_ctx, obj, msDs_Schema_Extensions);
1159
1160         GET_BOOL_DS(schema, r, "showInAdvancedViewOnly", obj, showInAdvancedViewOnly, false);
1161         GET_STRING_DS(schema, r, "adminDisplayName", mem_ctx, obj, adminDisplayName, false);
1162         GET_STRING_DS(schema, r, "adminDescription", mem_ctx, obj, adminDescription, false);
1163         GET_STRING_DS(schema, r, "classDisplayName", mem_ctx, obj, classDisplayName, false);
1164         GET_BOOL_DS(schema, r, "defaultHidingValue", obj, defaultHidingValue, false);
1165         GET_BOOL_DS(schema, r, "isDefunct", obj, isDefunct, false);
1166         GET_BOOL_DS(schema, r, "systemOnly", obj, systemOnly, false);
1167
1168         return WERR_OK;
1169 }
1170