root/source3/winbindd/idmap_tdb.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. convert_fn
  2. idmap_tdb_upgrade
  3. idmap_tdb_load_ranges
  4. idmap_tdb_open_db
  5. idmap_tdb_alloc_init
  6. idmap_tdb_allocate_id
  7. idmap_tdb_get_hwm
  8. idmap_tdb_set_hwm
  9. idmap_tdb_alloc_close
  10. idmap_tdb_db_init
  11. idmap_tdb_id_to_sid
  12. idmap_tdb_sid_to_id
  13. idmap_tdb_unixids_to_sids
  14. idmap_tdb_sids_to_unixids
  15. idmap_tdb_set_mapping
  16. idmap_tdb_remove_mapping
  17. idmap_tdb_close
  18. idmap_tdb_dump_one_entry
  19. idmap_tdb_dump_data
  20. idmap_alloc_tdb_init
  21. idmap_tdb_init

   1 /* 
   2    Unix SMB/CIFS implementation.
   3 
   4    idmap TDB backend
   5 
   6    Copyright (C) Tim Potter 2000
   7    Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
   8    Copyright (C) Jeremy Allison 2006
   9    Copyright (C) Simo Sorce 2003-2006
  10    
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3 of the License, or
  14    (at your option) any later version.
  15    
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20    
  21    You should have received a copy of the GNU General Public License
  22    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 */
  24 
  25 #include "includes.h"
  26 #include "winbindd.h"
  27 
  28 #undef DBGC_CLASS
  29 #define DBGC_CLASS DBGC_IDMAP
  30 
  31 /* idmap version determines auto-conversion - this is the database
  32    structure version specifier. */
  33 
  34 #define IDMAP_VERSION 2
  35 
  36 /* High water mark keys */
  37 #define HWM_GROUP  "GROUP HWM"
  38 #define HWM_USER   "USER HWM"
  39 
  40 static struct idmap_tdb_state {
  41 
  42         /* User and group id pool */
  43         uid_t low_uid, high_uid;               /* Range of uids to allocate */
  44         gid_t low_gid, high_gid;               /* Range of gids to allocate */
  45 
  46 } idmap_tdb_state;
  47 
  48 struct convert_fn_state {
  49         struct db_context *db;
  50         bool failed;
  51 };
  52 
  53 /*****************************************************************************
  54  For idmap conversion: convert one record to new format
  55  Ancient versions (eg 2.2.3a) of winbindd_idmap.tdb mapped DOMAINNAME/rid
  56  instead of the SID.
  57 *****************************************************************************/
  58 static int convert_fn(struct db_record *rec, void *private_data)
     /* [<][>][^][v][top][bottom][index][help] */
  59 {
  60         struct winbindd_domain *domain;
  61         char *p;
  62         NTSTATUS status;
  63         DOM_SID sid;
  64         uint32 rid;
  65         fstring keystr;
  66         fstring dom_name;
  67         TDB_DATA key2;
  68         struct convert_fn_state *s = (struct convert_fn_state *)private_data;
  69 
  70         DEBUG(10,("Converting %s\n", (const char *)rec->key.dptr));
  71 
  72         p = strchr((const char *)rec->key.dptr, '/');
  73         if (!p)
  74                 return 0;
  75 
  76         *p = 0;
  77         fstrcpy(dom_name, (const char *)rec->key.dptr);
  78         *p++ = '/';
  79 
  80         domain = find_domain_from_name(dom_name);
  81         if (domain == NULL) {
  82                 /* We must delete the old record. */
  83                 DEBUG(0,("Unable to find domain %s\n", dom_name ));
  84                 DEBUG(0,("deleting record %s\n", (const char *)rec->key.dptr ));
  85 
  86                 status = rec->delete_rec(rec);
  87                 if (!NT_STATUS_IS_OK(status)) {
  88                         DEBUG(0, ("Unable to delete record %s:%s\n",
  89                                 (const char *)rec->key.dptr,
  90                                 nt_errstr(status)));
  91                         s->failed = true;
  92                         return -1;
  93                 }
  94 
  95                 return 0;
  96         }
  97 
  98         rid = atoi(p);
  99 
 100         sid_copy(&sid, &domain->sid);
 101         sid_append_rid(&sid, rid);
 102 
 103         sid_to_fstring(keystr, &sid);
 104         key2 = string_term_tdb_data(keystr);
 105 
 106         status = dbwrap_store(s->db, key2, rec->value, TDB_INSERT);
 107         if (!NT_STATUS_IS_OK(status)) {
 108                 DEBUG(0,("Unable to add record %s:%s\n",
 109                         (const char *)key2.dptr,
 110                         nt_errstr(status)));
 111                 s->failed = true;
 112                 return -1;
 113         }
 114 
 115         status = dbwrap_store(s->db, rec->value, key2, TDB_REPLACE);
 116         if (!NT_STATUS_IS_OK(status)) {
 117                 DEBUG(0,("Unable to update record %s:%s\n",
 118                         (const char *)rec->value.dptr,
 119                         nt_errstr(status)));
 120                 s->failed = true;
 121                 return -1;
 122         }
 123 
 124         status = rec->delete_rec(rec);
 125         if (!NT_STATUS_IS_OK(status)) {
 126                 DEBUG(0,("Unable to delete record %s:%s\n",
 127                         (const char *)rec->key.dptr,
 128                         nt_errstr(status)));
 129                 s->failed = true;
 130                 return -1;
 131         }
 132 
 133         return 0;
 134 }
 135 
 136 /*****************************************************************************
 137  Convert the idmap database from an older version.
 138 *****************************************************************************/
 139 
 140 static bool idmap_tdb_upgrade(struct db_context *db)
     /* [<][>][^][v][top][bottom][index][help] */
 141 {
 142         int32 vers;
 143         bool bigendianheader;
 144         struct convert_fn_state s;
 145 
 146         DEBUG(0, ("Upgrading winbindd_idmap.tdb from an old version\n"));
 147 
 148         bigendianheader = (db->get_flags(db) & TDB_BIGENDIAN) ? True : False;
 149 
 150         vers = dbwrap_fetch_int32(db, "IDMAP_VERSION");
 151 
 152         if (((vers == -1) && bigendianheader) || (IREV(vers) == IDMAP_VERSION)) {
 153                 /* Arrggghh ! Bytereversed or old big-endian - make order independent ! */
 154                 /*
 155                  * high and low records were created on a
 156                  * big endian machine and will need byte-reversing.
 157                  */
 158 
 159                 int32 wm;
 160 
 161                 wm = dbwrap_fetch_int32(db, HWM_USER);
 162 
 163                 if (wm != -1) {
 164                         wm = IREV(wm);
 165                 }  else {
 166                         wm = idmap_tdb_state.low_uid;
 167                 }
 168 
 169                 if (dbwrap_store_int32(db, HWM_USER, wm) == -1) {
 170                         DEBUG(0, ("Unable to byteswap user hwm in idmap database\n"));
 171                         return False;
 172                 }
 173 
 174                 wm = dbwrap_fetch_int32(db, HWM_GROUP);
 175                 if (wm != -1) {
 176                         wm = IREV(wm);
 177                 } else {
 178                         wm = idmap_tdb_state.low_gid;
 179                 }
 180 
 181                 if (dbwrap_store_int32(db, HWM_GROUP, wm) == -1) {
 182                         DEBUG(0, ("Unable to byteswap group hwm in idmap database\n"));
 183                         return False;
 184                 }
 185         }
 186 
 187         s.db = db;
 188         s.failed = false;
 189 
 190         /* the old format stored as DOMAIN/rid - now we store the SID direct */
 191         db->traverse(db, convert_fn, &s);
 192 
 193         if (s.failed) {
 194                 DEBUG(0, ("Problem during conversion\n"));
 195                 return False;
 196         }
 197 
 198         if (dbwrap_store_int32(db, "IDMAP_VERSION", IDMAP_VERSION) == -1) {
 199                 DEBUG(0, ("Unable to dtore idmap version in databse\n"));
 200                 return False;
 201         }
 202 
 203         return True;
 204 }
 205 
 206 static NTSTATUS idmap_tdb_load_ranges(void)
     /* [<][>][^][v][top][bottom][index][help] */
 207 {
 208         uid_t low_uid = 0;
 209         uid_t high_uid = 0;
 210         gid_t low_gid = 0;
 211         gid_t high_gid = 0;
 212 
 213         if (!lp_idmap_uid(&low_uid, &high_uid)) {
 214                 DEBUG(1, ("idmap uid missing\n"));
 215                 return NT_STATUS_UNSUCCESSFUL;
 216         }
 217 
 218         if (!lp_idmap_gid(&low_gid, &high_gid)) {
 219                 DEBUG(1, ("idmap gid missing\n"));
 220                 return NT_STATUS_UNSUCCESSFUL;
 221         }
 222 
 223         idmap_tdb_state.low_uid = low_uid;
 224         idmap_tdb_state.high_uid = high_uid;
 225         idmap_tdb_state.low_gid = low_gid;
 226         idmap_tdb_state.high_gid = high_gid;
 227 
 228         if (idmap_tdb_state.high_uid <= idmap_tdb_state.low_uid) {
 229                 DEBUG(1, ("idmap uid range missing or invalid\n"));
 230                 return NT_STATUS_UNSUCCESSFUL;
 231         }
 232 
 233         if (idmap_tdb_state.high_gid <= idmap_tdb_state.low_gid) {
 234                 DEBUG(1, ("idmap gid range missing or invalid\n"));
 235                 return NT_STATUS_UNSUCCESSFUL;
 236         }
 237 
 238         return NT_STATUS_OK;
 239 }
 240 
 241 static NTSTATUS idmap_tdb_open_db(TALLOC_CTX *memctx,
     /* [<][>][^][v][top][bottom][index][help] */
 242                                   bool check_config,
 243                                   struct db_context **dbctx)
 244 {
 245         NTSTATUS ret;
 246         TALLOC_CTX *ctx;
 247         char *tdbfile = NULL;
 248         struct db_context *db = NULL;
 249         int32_t version;
 250         bool config_error = false;
 251 
 252         ret = idmap_tdb_load_ranges();
 253         if (!NT_STATUS_IS_OK(ret)) {
 254                 config_error = true;
 255                 if (check_config) {
 256                         return ret;
 257                 }
 258         }
 259 
 260         /* use our own context here */
 261         ctx = talloc_stackframe();
 262 
 263         /* use the old database if present */
 264         tdbfile = state_path("winbindd_idmap.tdb");
 265         if (!tdbfile) {
 266                 DEBUG(0, ("Out of memory!\n"));
 267                 ret = NT_STATUS_NO_MEMORY;
 268                 goto done;
 269         }
 270 
 271         DEBUG(10,("Opening tdbfile %s\n", tdbfile ));
 272 
 273         /* Open idmap repository */
 274         db = db_open(ctx, tdbfile, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0644);
 275         if (!db) {
 276                 DEBUG(0, ("Unable to open idmap database\n"));
 277                 ret = NT_STATUS_UNSUCCESSFUL;
 278                 goto done;
 279         }
 280 
 281         /* check against earlier versions */
 282         version = dbwrap_fetch_int32(db, "IDMAP_VERSION");
 283         if (version != IDMAP_VERSION) {
 284                 if (config_error) {
 285                         DEBUG(0,("Upgrade of IDMAP_VERSION from %d to %d is not "
 286                                  "possible with incomplete configuration\n",
 287                                  version, IDMAP_VERSION));
 288                         ret = NT_STATUS_UNSUCCESSFUL;
 289                         goto done;
 290                 }
 291                 if (db->transaction_start(db) != 0) {
 292                         DEBUG(0, ("Unable to start upgrade transaction!\n"));
 293                         ret = NT_STATUS_INTERNAL_DB_ERROR;
 294                         goto done;
 295                 }
 296 
 297                 if (!idmap_tdb_upgrade(db)) {
 298                         db->transaction_cancel(db);
 299                         DEBUG(0, ("Unable to open idmap database, it's in an old formati, and upgrade failed!\n"));
 300                         ret = NT_STATUS_INTERNAL_DB_ERROR;
 301                         goto done;
 302                 }
 303 
 304                 if (db->transaction_commit(db) != 0) {
 305                         DEBUG(0, ("Unable to commit upgrade transaction!\n"));
 306                         ret = NT_STATUS_INTERNAL_DB_ERROR;
 307                         goto done;
 308                 }
 309         }
 310 
 311         *dbctx = talloc_move(memctx, &db);
 312         ret = NT_STATUS_OK;
 313 
 314 done:
 315         talloc_free(ctx);
 316         return ret;
 317 }
 318 
 319 /**********************************************************************
 320  IDMAP ALLOC TDB BACKEND
 321 **********************************************************************/
 322  
 323 static struct db_context *idmap_alloc_db;
 324 
 325 /**********************************
 326  Initialise idmap alloc database. 
 327 **********************************/
 328 
 329 static NTSTATUS idmap_tdb_alloc_init( const char *params )
     /* [<][>][^][v][top][bottom][index][help] */
 330 {
 331         int ret;
 332         NTSTATUS status;
 333         uint32_t low_uid;
 334         uint32_t low_gid;
 335         bool update_uid = false;
 336         bool update_gid = false;
 337 
 338         status = idmap_tdb_open_db(NULL, true, &idmap_alloc_db);
 339         if (!NT_STATUS_IS_OK(status)) {
 340                 DEBUG(0, ("idmap will be unable to map foreign SIDs: %s\n",
 341                           nt_errstr(status)));
 342                 return status;
 343         }
 344 
 345         low_uid = dbwrap_fetch_int32(idmap_alloc_db, HWM_USER);
 346         if (low_uid == -1 || low_uid < idmap_tdb_state.low_uid) {
 347                 update_uid = true;
 348         }
 349 
 350         low_gid = dbwrap_fetch_int32(idmap_alloc_db, HWM_GROUP);
 351         if (low_gid == -1 || low_gid < idmap_tdb_state.low_gid) {
 352                 update_gid = true;
 353         }
 354 
 355         if (!update_uid && !update_gid) {
 356                 return NT_STATUS_OK;
 357         }
 358 
 359         if (idmap_alloc_db->transaction_start(idmap_alloc_db) != 0) {
 360                 TALLOC_FREE(idmap_alloc_db);
 361                 DEBUG(0, ("Unable to start upgrade transaction!\n"));
 362                 return NT_STATUS_INTERNAL_DB_ERROR;
 363         }
 364 
 365         if (update_uid) {
 366                 ret = dbwrap_store_int32(idmap_alloc_db, HWM_USER,
 367                                          idmap_tdb_state.low_uid);
 368                 if (ret == -1) {
 369                         idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 370                         TALLOC_FREE(idmap_alloc_db);
 371                         DEBUG(0, ("Unable to initialise user hwm in idmap "
 372                                   "database\n"));
 373                         return NT_STATUS_INTERNAL_DB_ERROR;
 374                 }
 375         }
 376 
 377         if (update_gid) {
 378                 ret = dbwrap_store_int32(idmap_alloc_db, HWM_GROUP,
 379                                          idmap_tdb_state.low_gid);
 380                 if (ret == -1) {
 381                         idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 382                         TALLOC_FREE(idmap_alloc_db);
 383                         DEBUG(0, ("Unable to initialise group hwm in idmap "
 384                                   "database\n"));
 385                         return NT_STATUS_INTERNAL_DB_ERROR;
 386                 }
 387         }
 388 
 389         if (idmap_alloc_db->transaction_commit(idmap_alloc_db) != 0) {
 390                 TALLOC_FREE(idmap_alloc_db);
 391                 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
 392                 return NT_STATUS_INTERNAL_DB_ERROR;
 393         }
 394 
 395         return NT_STATUS_OK;
 396 }
 397 
 398 /**********************************
 399  Allocate a new id. 
 400 **********************************/
 401 
 402 static NTSTATUS idmap_tdb_allocate_id(struct unixid *xid)
     /* [<][>][^][v][top][bottom][index][help] */
 403 {
 404         bool ret;
 405         const char *hwmkey;
 406         const char *hwmtype;
 407         uint32_t high_hwm;
 408         uint32_t hwm;
 409         int res;
 410 
 411         /* Get current high water mark */
 412         switch (xid->type) {
 413 
 414         case ID_TYPE_UID:
 415                 hwmkey = HWM_USER;
 416                 hwmtype = "UID";
 417                 high_hwm = idmap_tdb_state.high_uid;
 418                 break;
 419 
 420         case ID_TYPE_GID:
 421                 hwmkey = HWM_GROUP;
 422                 hwmtype = "GID";
 423                 high_hwm = idmap_tdb_state.high_gid;
 424                 break;
 425 
 426         default:
 427                 DEBUG(2, ("Invalid ID type (0x%x)\n", xid->type));
 428                 return NT_STATUS_INVALID_PARAMETER;
 429         }
 430 
 431         res = idmap_alloc_db->transaction_start(idmap_alloc_db);
 432         if (res != 0) {
 433                 DEBUG(1, (__location__ " Failed to start transaction.\n"));
 434                 return NT_STATUS_UNSUCCESSFUL;
 435         }
 436 
 437         if ((hwm = dbwrap_fetch_int32(idmap_alloc_db, hwmkey)) == -1) {
 438                 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 439                 return NT_STATUS_INTERNAL_DB_ERROR;
 440         }
 441 
 442         /* check it is in the range */
 443         if (hwm > high_hwm) {
 444                 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n", 
 445                           hwmtype, (unsigned long)high_hwm));
 446                 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 447                 return NT_STATUS_UNSUCCESSFUL;
 448         }
 449 
 450         /* fetch a new id and increment it */
 451         ret = dbwrap_change_uint32_atomic(idmap_alloc_db, hwmkey, &hwm, 1);
 452         if (ret != 0) {
 453                 DEBUG(0, ("Fatal error while fetching a new %s value\n!", hwmtype));
 454                 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 455                 return NT_STATUS_UNSUCCESSFUL;
 456         }
 457 
 458         /* recheck it is in the range */
 459         if (hwm > high_hwm) {
 460                 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n", 
 461                           hwmtype, (unsigned long)high_hwm));
 462                 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
 463                 return NT_STATUS_UNSUCCESSFUL;
 464         }
 465 
 466         res = idmap_alloc_db->transaction_commit(idmap_alloc_db);
 467         if (res != 0) {
 468                 DEBUG(1, (__location__ " Failed to commit transaction.\n"));
 469                 return NT_STATUS_UNSUCCESSFUL;
 470         }
 471 
 472         xid->id = hwm;
 473         DEBUG(10,("New %s = %d\n", hwmtype, hwm));
 474 
 475         return NT_STATUS_OK;
 476 }
 477 
 478 /**********************************
 479  Get current highest id. 
 480 **********************************/
 481 
 482 static NTSTATUS idmap_tdb_get_hwm(struct unixid *xid)
     /* [<][>][^][v][top][bottom][index][help] */
 483 {
 484         const char *hwmkey;
 485         const char *hwmtype;
 486         uint32_t hwm;
 487         uint32_t high_hwm;
 488 
 489         /* Get current high water mark */
 490         switch (xid->type) {
 491 
 492         case ID_TYPE_UID:
 493                 hwmkey = HWM_USER;
 494                 hwmtype = "UID";
 495                 high_hwm = idmap_tdb_state.high_uid;
 496                 break;
 497 
 498         case ID_TYPE_GID:
 499                 hwmkey = HWM_GROUP;
 500                 hwmtype = "GID";
 501                 high_hwm = idmap_tdb_state.high_gid;
 502                 break;
 503 
 504         default:
 505                 return NT_STATUS_INVALID_PARAMETER;
 506         }
 507 
 508         if ((hwm = dbwrap_fetch_int32(idmap_alloc_db, hwmkey)) == -1) {
 509                 return NT_STATUS_INTERNAL_DB_ERROR;
 510         }
 511 
 512         xid->id = hwm;
 513 
 514         /* Warn if it is out of range */
 515         if (hwm >= high_hwm) {
 516                 DEBUG(0, ("Warning: %s range full!! (max: %lu)\n", 
 517                           hwmtype, (unsigned long)high_hwm));
 518         }
 519 
 520         return NT_STATUS_OK;
 521 }
 522 
 523 /**********************************
 524  Set high id. 
 525 **********************************/
 526 
 527 static NTSTATUS idmap_tdb_set_hwm(struct unixid *xid)
     /* [<][>][^][v][top][bottom][index][help] */
 528 {
 529         const char *hwmkey;
 530         const char *hwmtype;
 531         uint32_t hwm;
 532         uint32_t high_hwm;
 533 
 534         /* Get current high water mark */
 535         switch (xid->type) {
 536 
 537         case ID_TYPE_UID:
 538                 hwmkey = HWM_USER;
 539                 hwmtype = "UID";
 540                 high_hwm = idmap_tdb_state.high_uid;
 541                 break;
 542 
 543         case ID_TYPE_GID:
 544                 hwmkey = HWM_GROUP;
 545                 hwmtype = "GID";
 546                 high_hwm = idmap_tdb_state.high_gid;
 547                 break;
 548 
 549         default:
 550                 return NT_STATUS_INVALID_PARAMETER;
 551         }
 552 
 553         hwm = xid->id;
 554 
 555         if ((hwm = dbwrap_store_uint32(idmap_alloc_db, hwmkey, hwm)) == -1) {
 556                 return NT_STATUS_INTERNAL_DB_ERROR;
 557         }
 558 
 559         /* Warn if it is out of range */
 560         if (hwm >= high_hwm) {
 561                 DEBUG(0, ("Warning: %s range full!! (max: %lu)\n", 
 562                           hwmtype, (unsigned long)high_hwm));
 563         }
 564 
 565         return NT_STATUS_OK;
 566 }
 567 
 568 /**********************************
 569  Close the alloc tdb 
 570 **********************************/
 571 
 572 static NTSTATUS idmap_tdb_alloc_close(void)
     /* [<][>][^][v][top][bottom][index][help] */
 573 {
 574         TALLOC_FREE(idmap_alloc_db);
 575         return NT_STATUS_OK;
 576 }
 577 
 578 /**********************************************************************
 579  IDMAP MAPPING TDB BACKEND
 580 **********************************************************************/
 581  
 582 struct idmap_tdb_context {
 583         struct db_context *db;
 584         uint32_t filter_low_id;
 585         uint32_t filter_high_id;
 586 };
 587 
 588 /*****************************
 589  Initialise idmap database. 
 590 *****************************/
 591 
 592 static NTSTATUS idmap_tdb_db_init(struct idmap_domain *dom, const char *params)
     /* [<][>][^][v][top][bottom][index][help] */
 593 {
 594         NTSTATUS ret;
 595         struct idmap_tdb_context *ctx;
 596 
 597         ctx = talloc(dom, struct idmap_tdb_context);
 598         if ( ! ctx) {
 599                 DEBUG(0, ("Out of memory!\n"));
 600                 return NT_STATUS_NO_MEMORY;
 601         }
 602 
 603         if (strequal(dom->name, "*")) {
 604                 uid_t low_uid = 0;
 605                 uid_t high_uid = 0;
 606                 gid_t low_gid = 0;
 607                 gid_t high_gid = 0;
 608 
 609                 ctx->filter_low_id = 0;
 610                 ctx->filter_high_id = 0;
 611 
 612                 if (lp_idmap_uid(&low_uid, &high_uid)) {
 613                         ctx->filter_low_id = low_uid;
 614                         ctx->filter_high_id = high_uid;
 615                 } else {
 616                         DEBUG(3, ("Warning: 'idmap uid' not set!\n"));
 617                 }
 618 
 619                 if (lp_idmap_gid(&low_gid, &high_gid)) {
 620                         if ((low_gid != low_uid) || (high_gid != high_uid)) {
 621                                 DEBUG(1, ("Warning: 'idmap uid' and 'idmap gid'"
 622                                       " ranges do not agree -- building "
 623                                       "intersection\n"));
 624                                 ctx->filter_low_id = MAX(ctx->filter_low_id,
 625                                                          low_gid);
 626                                 ctx->filter_high_id = MIN(ctx->filter_high_id,
 627                                                           high_gid);
 628                         }
 629                 } else {
 630                         DEBUG(3, ("Warning: 'idmap gid' not set!\n"));
 631                 }
 632         } else {
 633                 char *config_option = NULL;
 634                 const char *range;
 635 
 636                 config_option = talloc_asprintf(ctx, "idmap config %s", dom->name);
 637                 if ( ! config_option) {
 638                         DEBUG(0, ("Out of memory!\n"));
 639                         ret = NT_STATUS_NO_MEMORY;
 640                         goto failed;
 641                 }
 642 
 643                 range = lp_parm_const_string(-1, config_option, "range", NULL);
 644                 if (( ! range) ||
 645                     (sscanf(range, "%u - %u", &ctx->filter_low_id, &ctx->filter_high_id) != 2))
 646                 {
 647                         ctx->filter_low_id = 0;
 648                         ctx->filter_high_id = 0;
 649                 }
 650 
 651                 talloc_free(config_option);
 652         }
 653 
 654         if (ctx->filter_low_id > ctx->filter_high_id) {
 655                 ctx->filter_low_id = 0;
 656                 ctx->filter_high_id = 0;
 657         }
 658 
 659         DEBUG(10, ("idmap_tdb_db_init: filter range %u-%u loaded for domain "
 660               "'%s'\n", ctx->filter_low_id, ctx->filter_high_id, dom->name));
 661 
 662         ret = idmap_tdb_open_db(ctx, false, &ctx->db);
 663         if ( ! NT_STATUS_IS_OK(ret)) {
 664                 goto failed;
 665         }
 666 
 667         dom->private_data = ctx;
 668 
 669         return NT_STATUS_OK;
 670 
 671 failed:
 672         talloc_free(ctx);
 673         return ret;
 674 }
 675 
 676 /**********************************
 677  Single id to sid lookup function. 
 678 **********************************/
 679 
 680 static NTSTATUS idmap_tdb_id_to_sid(struct idmap_tdb_context *ctx, struct id_map *map)
     /* [<][>][^][v][top][bottom][index][help] */
 681 {
 682         NTSTATUS ret;
 683         TDB_DATA data;
 684         char *keystr;
 685 
 686         if (!ctx || !map) {
 687                 return NT_STATUS_INVALID_PARAMETER;
 688         }
 689 
 690         /* apply filters before checking */
 691         if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
 692             (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
 693                 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
 694                                 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
 695                 return NT_STATUS_NONE_MAPPED;
 696         }
 697 
 698         switch (map->xid.type) {
 699 
 700         case ID_TYPE_UID:
 701                 keystr = talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
 702                 break;
 703                 
 704         case ID_TYPE_GID:
 705                 keystr = talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
 706                 break;
 707 
 708         default:
 709                 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
 710                 return NT_STATUS_INVALID_PARAMETER;
 711         }
 712 
 713         /* final SAFE_FREE safe */
 714         data.dptr = NULL;
 715 
 716         if (keystr == NULL) {
 717                 DEBUG(0, ("Out of memory!\n"));
 718                 ret = NT_STATUS_NO_MEMORY;
 719                 goto done;
 720         }
 721 
 722         DEBUG(10,("Fetching record %s\n", keystr));
 723 
 724         /* Check if the mapping exists */
 725         data = dbwrap_fetch_bystring(ctx->db, NULL, keystr);
 726 
 727         if (!data.dptr) {
 728                 DEBUG(10,("Record %s not found\n", keystr));
 729                 ret = NT_STATUS_NONE_MAPPED;
 730                 goto done;
 731         }
 732                 
 733         if (!string_to_sid(map->sid, (const char *)data.dptr)) {
 734                 DEBUG(10,("INVALID SID (%s) in record %s\n",
 735                         (const char *)data.dptr, keystr));
 736                 ret = NT_STATUS_INTERNAL_DB_ERROR;
 737                 goto done;
 738         }
 739 
 740         DEBUG(10,("Found record %s -> %s\n", keystr, (const char *)data.dptr));
 741         ret = NT_STATUS_OK;
 742 
 743 done:
 744         talloc_free(data.dptr);
 745         talloc_free(keystr);
 746         return ret;
 747 }
 748 
 749 /**********************************
 750  Single sid to id lookup function. 
 751 **********************************/
 752 
 753 static NTSTATUS idmap_tdb_sid_to_id(struct idmap_tdb_context *ctx, struct id_map *map)
     /* [<][>][^][v][top][bottom][index][help] */
 754 {
 755         NTSTATUS ret;
 756         TDB_DATA data;
 757         char *keystr;
 758         unsigned long rec_id = 0;
 759         TALLOC_CTX *tmp_ctx = talloc_stackframe();
 760 
 761         keystr = sid_string_talloc(tmp_ctx, map->sid);
 762         if (keystr == NULL) {
 763                 DEBUG(0, ("Out of memory!\n"));
 764                 ret = NT_STATUS_NO_MEMORY;
 765                 goto done;
 766         }
 767 
 768         DEBUG(10,("Fetching record %s\n", keystr));
 769 
 770         /* Check if sid is present in database */
 771         data = dbwrap_fetch_bystring(ctx->db, tmp_ctx, keystr);
 772         if (!data.dptr) {
 773                 DEBUG(10,("Record %s not found\n", keystr));
 774                 ret = NT_STATUS_NONE_MAPPED;
 775                 goto done;
 776         }
 777 
 778         /* What type of record is this ? */
 779         if (sscanf((const char *)data.dptr, "UID %lu", &rec_id) == 1) { /* Try a UID record. */
 780                 map->xid.id = rec_id;
 781                 map->xid.type = ID_TYPE_UID;
 782                 DEBUG(10,("Found uid record %s -> %s \n", keystr, (const char *)data.dptr ));
 783                 ret = NT_STATUS_OK;
 784 
 785         } else if (sscanf((const char *)data.dptr, "GID %lu", &rec_id) == 1) { /* Try a GID record. */
 786                 map->xid.id = rec_id;
 787                 map->xid.type = ID_TYPE_GID;
 788                 DEBUG(10,("Found gid record %s -> %s \n", keystr, (const char *)data.dptr ));
 789                 ret = NT_STATUS_OK;
 790 
 791         } else { /* Unknown record type ! */
 792                 DEBUG(2, ("Found INVALID record %s -> %s\n", keystr, (const char *)data.dptr));
 793                 ret = NT_STATUS_INTERNAL_DB_ERROR;
 794         }
 795 
 796         /* apply filters before returning result */
 797         if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
 798             (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
 799                 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
 800                                 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
 801                 ret = NT_STATUS_NONE_MAPPED;
 802         }
 803 
 804 done:
 805         talloc_free(tmp_ctx);
 806         return ret;
 807 }
 808 
 809 /**********************************
 810  lookup a set of unix ids. 
 811 **********************************/
 812 
 813 static NTSTATUS idmap_tdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
     /* [<][>][^][v][top][bottom][index][help] */
 814 {
 815         struct idmap_tdb_context *ctx;
 816         NTSTATUS ret;
 817         int i;
 818 
 819         /* initialize the status to avoid suprise */
 820         for (i = 0; ids[i]; i++) {
 821                 ids[i]->status = ID_UNKNOWN;
 822         }
 823         
 824         ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
 825 
 826         for (i = 0; ids[i]; i++) {
 827                 ret = idmap_tdb_id_to_sid(ctx, ids[i]);
 828                 if ( ! NT_STATUS_IS_OK(ret)) {
 829 
 830                         /* if it is just a failed mapping continue */
 831                         if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
 832 
 833                                 /* make sure it is marked as unmapped */
 834                                 ids[i]->status = ID_UNMAPPED;
 835                                 continue;
 836                         }
 837                         
 838                         /* some fatal error occurred, return immediately */
 839                         goto done;
 840                 }
 841 
 842                 /* all ok, id is mapped */
 843                 ids[i]->status = ID_MAPPED;
 844         }
 845 
 846         ret = NT_STATUS_OK;
 847 
 848 done:
 849         return ret;
 850 }
 851 
 852 /**********************************
 853  lookup a set of sids. 
 854 **********************************/
 855 
 856 static NTSTATUS idmap_tdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
     /* [<][>][^][v][top][bottom][index][help] */
 857 {
 858         struct idmap_tdb_context *ctx;
 859         NTSTATUS ret;
 860         int i;
 861 
 862         /* initialize the status to avoid suprise */
 863         for (i = 0; ids[i]; i++) {
 864                 ids[i]->status = ID_UNKNOWN;
 865         }
 866         
 867         ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
 868 
 869         for (i = 0; ids[i]; i++) {
 870                 ret = idmap_tdb_sid_to_id(ctx, ids[i]);
 871                 if ( ! NT_STATUS_IS_OK(ret)) {
 872 
 873                         /* if it is just a failed mapping continue */
 874                         if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
 875 
 876                                 /* make sure it is marked as unmapped */
 877                                 ids[i]->status = ID_UNMAPPED;
 878                                 continue;
 879                         }
 880                         
 881                         /* some fatal error occurred, return immediately */
 882                         goto done;
 883                 }
 884 
 885                 /* all ok, id is mapped */
 886                 ids[i]->status = ID_MAPPED;
 887         }
 888 
 889         ret = NT_STATUS_OK;
 890 
 891 done:
 892         return ret;
 893 }
 894 
 895 /**********************************
 896  set a mapping.
 897 **********************************/
 898 
 899 static NTSTATUS idmap_tdb_set_mapping(struct idmap_domain *dom,
     /* [<][>][^][v][top][bottom][index][help] */
 900                                       const struct id_map *map)
 901 {
 902         struct idmap_tdb_context *ctx;
 903         NTSTATUS ret;
 904         TDB_DATA ksid, kid;
 905         char *ksidstr, *kidstr;
 906         fstring tmp;
 907 
 908         if (!map || !map->sid) {
 909                 return NT_STATUS_INVALID_PARAMETER;
 910         }
 911 
 912         ksidstr = kidstr = NULL;
 913 
 914         /* TODO: should we filter a set_mapping using low/high filters ? */
 915 
 916         ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
 917 
 918         switch (map->xid.type) {
 919 
 920         case ID_TYPE_UID:
 921                 kidstr = talloc_asprintf(ctx, "UID %lu",
 922                                          (unsigned long)map->xid.id);
 923                 break;
 924 
 925         case ID_TYPE_GID:
 926                 kidstr = talloc_asprintf(ctx, "GID %lu",
 927                                          (unsigned long)map->xid.id);
 928                 break;
 929 
 930         default:
 931                 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
 932                 return NT_STATUS_INVALID_PARAMETER;
 933         }
 934 
 935         if (kidstr == NULL) {
 936                 DEBUG(0, ("ERROR: Out of memory!\n"));
 937                 ret = NT_STATUS_NO_MEMORY;
 938                 goto done;
 939         }
 940 
 941         if ((ksidstr = talloc_asprintf(
 942                      ctx, "%s", sid_to_fstring(tmp, map->sid))) == NULL) {
 943                 DEBUG(0, ("Out of memory!\n"));
 944                 ret = NT_STATUS_NO_MEMORY;
 945                 goto done;
 946         }
 947 
 948         DEBUG(10, ("Storing %s <-> %s map\n", ksidstr, kidstr));
 949         kid = string_term_tdb_data(kidstr);
 950         ksid = string_term_tdb_data(ksidstr);
 951 
 952         if (ctx->db->transaction_start(ctx->db) != 0) {
 953                 DEBUG(0, ("Failed to start transaction for %s\n",
 954                           ksidstr));
 955                 ret = NT_STATUS_INTERNAL_DB_ERROR;
 956                 goto done;
 957         }
 958 
 959         ret = dbwrap_store(ctx->db, ksid, kid, TDB_REPLACE);
 960         if (!NT_STATUS_IS_OK(ret)) {
 961                 ctx->db->transaction_cancel(ctx->db);
 962                 DEBUG(0, ("Error storing SID -> ID (%s -> %s): %s\n",
 963                           ksidstr, kidstr, nt_errstr(ret)));
 964                 goto done;
 965         }
 966         ret = dbwrap_store(ctx->db, kid, ksid, TDB_REPLACE);
 967         if (!NT_STATUS_IS_OK(ret)) {
 968                 ctx->db->transaction_cancel(ctx->db);
 969                 DEBUG(0, ("Error storing ID -> SID (%s -> %s): %s\n",
 970                           kidstr, ksidstr, nt_errstr(ret)));
 971                 goto done;
 972         }
 973 
 974         if (ctx->db->transaction_commit(ctx->db) != 0) {
 975                 DEBUG(0, ("Failed to commit transaction for (%s -> %s)\n",
 976                           ksidstr, kidstr));
 977                 ret = NT_STATUS_INTERNAL_DB_ERROR;
 978                 goto done;
 979         }
 980 
 981         DEBUG(10,("Stored %s <-> %s\n", ksidstr, kidstr));
 982         ret = NT_STATUS_OK;
 983 
 984 done:
 985         talloc_free(ksidstr);
 986         talloc_free(kidstr);
 987         return ret;
 988 }
 989 
 990 /**********************************
 991  remove a mapping.
 992 **********************************/
 993 
 994 static NTSTATUS idmap_tdb_remove_mapping(struct idmap_domain *dom,
     /* [<][>][^][v][top][bottom][index][help] */
 995                                          const struct id_map *map)
 996 {
 997         struct idmap_tdb_context *ctx;
 998         NTSTATUS ret;
 999         TDB_DATA ksid, kid, data;
1000         char *ksidstr, *kidstr;
1001         fstring tmp;
1002 
1003         if (!map || !map->sid) {
1004                 return NT_STATUS_INVALID_PARAMETER;
1005         }
1006 
1007         ksidstr = kidstr = NULL;
1008         data.dptr = NULL;
1009 
1010         /* TODO: should we filter a remove_mapping using low/high filters ? */
1011 
1012         ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
1013 
1014         switch (map->xid.type) {
1015 
1016         case ID_TYPE_UID:
1017                 kidstr = talloc_asprintf(ctx, "UID %lu",
1018                                          (unsigned long)map->xid.id);
1019                 break;
1020 
1021         case ID_TYPE_GID:
1022                 kidstr = talloc_asprintf(ctx, "GID %lu",
1023                                          (unsigned long)map->xid.id);
1024                 break;
1025 
1026         default:
1027                 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
1028                 return NT_STATUS_INVALID_PARAMETER;
1029         }
1030 
1031         if (kidstr == NULL) {
1032                 DEBUG(0, ("ERROR: Out of memory!\n"));
1033                 ret = NT_STATUS_NO_MEMORY;
1034                 goto done;
1035         }
1036 
1037         if ((ksidstr = talloc_asprintf(
1038                      ctx, "%s", sid_to_fstring(tmp, map->sid))) == NULL) {
1039                 DEBUG(0, ("Out of memory!\n"));
1040                 ret = NT_STATUS_NO_MEMORY;
1041                 goto done;
1042         }
1043 
1044         DEBUG(10, ("Checking %s <-> %s map\n", ksidstr, kidstr));
1045         ksid = string_term_tdb_data(ksidstr);
1046         kid = string_term_tdb_data(kidstr);
1047 
1048         if (ctx->db->transaction_start(ctx->db) != 0) {
1049                 DEBUG(0, ("Failed to start transaction for %s\n",
1050                           ksidstr));
1051                 return NT_STATUS_INTERNAL_DB_ERROR;
1052         }
1053 
1054         /* Check if sid is present in database */
1055         data = dbwrap_fetch(ctx->db, NULL, ksid);
1056         if (!data.dptr) {
1057                 ctx->db->transaction_cancel(ctx->db);
1058                 DEBUG(10,("Record %s not found\n", ksidstr));
1059                 ret = NT_STATUS_NONE_MAPPED;
1060                 goto done;
1061         }
1062 
1063         /* Check if sid is mapped to the specified ID */
1064         if ((data.dsize != kid.dsize) ||
1065             (memcmp(data.dptr, kid.dptr, data.dsize) != 0)) {
1066                 ctx->db->transaction_cancel(ctx->db);
1067                 DEBUG(10,("Specified SID does not map to specified ID\n"));
1068                 DEBUGADD(10,("Actual mapping is %s -> %s\n", ksidstr,
1069                          (const char *)data.dptr));
1070                 ret = NT_STATUS_NONE_MAPPED;
1071                 goto done;
1072         }
1073 
1074         DEBUG(10, ("Removing %s <-> %s map\n", ksidstr, kidstr));
1075 
1076         /* Delete previous mappings. */
1077 
1078         DEBUG(10, ("Deleting existing mapping %s -> %s\n", ksidstr, kidstr ));
1079         ret = dbwrap_delete(ctx->db, ksid);
1080         if (!NT_STATUS_IS_OK(ret)) {
1081                 DEBUG(0,("Warning: Failed to delete %s: %s\n",
1082                          ksidstr, nt_errstr(ret)));
1083         }
1084 
1085         DEBUG(10,("Deleting existing mapping %s -> %s\n", kidstr, ksidstr ));
1086         ret = dbwrap_delete(ctx->db, kid);
1087         if (!NT_STATUS_IS_OK(ret)) {
1088                 DEBUG(0,("Warning: Failed to delete %s: %s\n",
1089                          kidstr, nt_errstr(ret)));
1090         }
1091 
1092         if (ctx->db->transaction_commit(ctx->db) != 0) {
1093                 DEBUG(0, ("Failed to commit transaction for (%s -> %s)\n",
1094                           ksidstr, kidstr));
1095                 ret = NT_STATUS_INTERNAL_DB_ERROR;
1096                 goto done;
1097         }
1098 
1099         ret = NT_STATUS_OK;
1100 
1101 done:
1102         talloc_free(ksidstr);
1103         talloc_free(kidstr);
1104         talloc_free(data.dptr);
1105         return ret;
1106 }
1107 
1108 /**********************************
1109  Close the idmap tdb instance
1110 **********************************/
1111 
1112 static NTSTATUS idmap_tdb_close(struct idmap_domain *dom)
     /* [<][>][^][v][top][bottom][index][help] */
1113 {
1114         struct idmap_tdb_context *ctx;
1115 
1116         if (dom->private_data) {
1117                 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
1118 
1119                 TALLOC_FREE(ctx->db);
1120         }
1121         return NT_STATUS_OK;
1122 }
1123 
1124 struct dump_data {
1125         TALLOC_CTX *memctx;
1126         struct id_map **maps;
1127         int *num_maps;
1128         NTSTATUS ret;
1129 };
1130 
1131 static int idmap_tdb_dump_one_entry(struct db_record *rec, void *pdata)
     /* [<][>][^][v][top][bottom][index][help] */
1132 {
1133         struct dump_data *data = talloc_get_type(pdata, struct dump_data);
1134         struct id_map *maps;
1135         int num_maps = *data->num_maps;
1136 
1137         /* ignore any record but the ones with a SID as key */
1138         if (strncmp((const char *)rec->key.dptr, "S-", 2) == 0) {
1139 
1140                 maps = talloc_realloc(NULL, *data->maps, struct id_map, num_maps+1);
1141                 if ( ! maps) {
1142                         DEBUG(0, ("Out of memory!\n"));
1143                         data->ret = NT_STATUS_NO_MEMORY;
1144                         return -1;
1145                 }
1146                 *data->maps = maps;
1147                 maps[num_maps].sid = talloc(maps, DOM_SID);
1148                 if ( ! maps[num_maps].sid) {
1149                         DEBUG(0, ("Out of memory!\n"));
1150                         data->ret = NT_STATUS_NO_MEMORY;
1151                         return -1;
1152                 }
1153 
1154                 if (!string_to_sid(maps[num_maps].sid, (const char *)rec->key.dptr)) {
1155                         DEBUG(10,("INVALID record %s\n", (const char *)rec->key.dptr));
1156                         /* continue even with errors */
1157                         return 0;
1158                 }
1159 
1160                 /* Try a UID record. */
1161                 if (sscanf((const char *)rec->value.dptr, "UID %u", &(maps[num_maps].xid.id)) == 1) {
1162                         maps[num_maps].xid.type = ID_TYPE_UID;
1163                         maps[num_maps].status = ID_MAPPED;
1164                         *data->num_maps = num_maps + 1;
1165 
1166                 /* Try a GID record. */
1167                 } else
1168                 if (sscanf((const char *)rec->value.dptr, "GID %u", &(maps[num_maps].xid.id)) == 1) {
1169                         maps[num_maps].xid.type = ID_TYPE_GID;
1170                         maps[num_maps].status = ID_MAPPED;
1171                         *data->num_maps = num_maps + 1;
1172 
1173                 /* Unknown record type ! */
1174                 } else {
1175                         maps[num_maps].status = ID_UNKNOWN;
1176                         DEBUG(2, ("Found INVALID record %s -> %s\n",
1177                                 (const char *)rec->key.dptr,
1178                                 (const char *)rec->value.dptr));
1179                         /* do not increment num_maps */
1180                 }
1181         }
1182 
1183         return 0;
1184 }
1185 
1186 /**********************************
1187  Dump all mappings out
1188 **********************************/
1189 
1190 static NTSTATUS idmap_tdb_dump_data(struct idmap_domain *dom, struct id_map **maps, int *num_maps)
     /* [<][>][^][v][top][bottom][index][help] */
1191 {
1192         struct idmap_tdb_context *ctx;
1193         struct dump_data *data;
1194         NTSTATUS ret = NT_STATUS_OK;
1195 
1196         ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
1197 
1198         data = TALLOC_ZERO_P(ctx, struct dump_data);
1199         if ( ! data) {
1200                 DEBUG(0, ("Out of memory!\n"));
1201                 return NT_STATUS_NO_MEMORY;
1202         }
1203         data->maps = maps;
1204         data->num_maps = num_maps;
1205         data->ret = NT_STATUS_OK;
1206 
1207         ctx->db->traverse_read(ctx->db, idmap_tdb_dump_one_entry, data);
1208 
1209         if ( ! NT_STATUS_IS_OK(data->ret)) {
1210                 ret = data->ret;
1211         }
1212 
1213         talloc_free(data);
1214         return ret;
1215 }
1216 
1217 static struct idmap_methods db_methods = {
1218 
1219         .init = idmap_tdb_db_init,
1220         .unixids_to_sids = idmap_tdb_unixids_to_sids,
1221         .sids_to_unixids = idmap_tdb_sids_to_unixids,
1222         .set_mapping = idmap_tdb_set_mapping,
1223         .remove_mapping = idmap_tdb_remove_mapping,
1224         .dump_data = idmap_tdb_dump_data,
1225         .close_fn = idmap_tdb_close
1226 };
1227 
1228 static struct idmap_alloc_methods db_alloc_methods = {
1229 
1230         .init = idmap_tdb_alloc_init,
1231         .allocate_id = idmap_tdb_allocate_id,
1232         .get_id_hwm = idmap_tdb_get_hwm,
1233         .set_id_hwm = idmap_tdb_set_hwm,
1234         .close_fn = idmap_tdb_alloc_close
1235 };
1236 
1237 NTSTATUS idmap_alloc_tdb_init(void)
     /* [<][>][^][v][top][bottom][index][help] */
1238 {
1239         return smb_register_idmap_alloc(SMB_IDMAP_INTERFACE_VERSION, "tdb", &db_alloc_methods);
1240 }
1241 
1242 NTSTATUS idmap_tdb_init(void)
     /* [<][>][^][v][top][bottom][index][help] */
1243 {
1244         NTSTATUS ret;
1245 
1246         DEBUG(10, ("calling idmap_tdb_init\n"));
1247 
1248         /* FIXME: bad hack to actually register also the alloc_tdb module without changining configure.in */
1249         ret = idmap_alloc_tdb_init();
1250         if (! NT_STATUS_IS_OK(ret)) {
1251                 return ret;
1252         }
1253         return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "tdb", &db_methods);
1254 }

/* [<][>][^][v][top][bottom][index][help] */