2 Unix SMB/CIFS implementation.
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
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.
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.
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/>.
29 #define DBGC_CLASS DBGC_IDMAP
31 /* idmap version determines auto-conversion - this is the database
32 structure version specifier. */
34 #define IDMAP_VERSION 2
36 /* High water mark keys */
37 #define HWM_GROUP "GROUP HWM"
38 #define HWM_USER "USER HWM"
40 static struct idmap_tdb_state {
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 */
48 struct convert_fn_state {
49 struct db_context *db;
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
57 *****************************************************************************/
58 static int convert_fn(struct db_record *rec, void *private_data)
60 struct winbindd_domain *domain;
68 struct convert_fn_state *s = (struct convert_fn_state *)private_data;
70 DEBUG(10,("Converting %s\n", (const char *)rec->key.dptr));
72 p = strchr((const char *)rec->key.dptr, '/');
77 fstrcpy(dom_name, (const char *)rec->key.dptr);
80 domain = find_domain_from_name(dom_name);
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 ));
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,
100 sid_copy(&sid, &domain->sid);
101 sid_append_rid(&sid, rid);
103 sid_to_fstring(keystr, &sid);
104 key2 = string_term_tdb_data(keystr);
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,
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,
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,
136 /*****************************************************************************
137 Convert the idmap database from an older version.
138 *****************************************************************************/
140 static bool idmap_tdb_upgrade(struct db_context *db)
143 bool bigendianheader;
144 struct convert_fn_state s;
146 DEBUG(0, ("Upgrading winbindd_idmap.tdb from an old version\n"));
148 bigendianheader = (db->get_flags(db) & TDB_BIGENDIAN) ? True : False;
150 vers = dbwrap_fetch_int32(db, "IDMAP_VERSION");
152 if (((vers == -1) && bigendianheader) || (IREV(vers) == IDMAP_VERSION)) {
153 /* Arrggghh ! Bytereversed or old big-endian - make order independent ! */
155 * high and low records were created on a
156 * big endian machine and will need byte-reversing.
161 wm = dbwrap_fetch_int32(db, HWM_USER);
166 wm = idmap_tdb_state.low_uid;
169 if (dbwrap_store_int32(db, HWM_USER, wm) == -1) {
170 DEBUG(0, ("Unable to byteswap user hwm in idmap database\n"));
174 wm = dbwrap_fetch_int32(db, HWM_GROUP);
178 wm = idmap_tdb_state.low_gid;
181 if (dbwrap_store_int32(db, HWM_GROUP, wm) == -1) {
182 DEBUG(0, ("Unable to byteswap group hwm in idmap database\n"));
190 /* the old format stored as DOMAIN/rid - now we store the SID direct */
191 db->traverse(db, convert_fn, &s);
194 DEBUG(0, ("Problem during conversion\n"));
198 if (dbwrap_store_int32(db, "IDMAP_VERSION", IDMAP_VERSION) == -1) {
199 DEBUG(0, ("Unable to store idmap version in databse\n"));
206 static NTSTATUS idmap_tdb_load_ranges(void)
213 if (!lp_idmap_uid(&low_uid, &high_uid)) {
214 DEBUG(1, ("idmap uid missing\n"));
215 return NT_STATUS_UNSUCCESSFUL;
218 if (!lp_idmap_gid(&low_gid, &high_gid)) {
219 DEBUG(1, ("idmap gid missing\n"));
220 return NT_STATUS_UNSUCCESSFUL;
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;
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;
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;
241 static NTSTATUS idmap_tdb_open_db(TALLOC_CTX *memctx,
243 struct db_context **dbctx)
247 char *tdbfile = NULL;
248 struct db_context *db = NULL;
250 bool config_error = false;
252 ret = idmap_tdb_load_ranges();
253 if (!NT_STATUS_IS_OK(ret)) {
260 /* use our own context here */
261 ctx = talloc_stackframe();
263 /* use the old database if present */
264 tdbfile = state_path("winbindd_idmap.tdb");
266 DEBUG(0, ("Out of memory!\n"));
267 ret = NT_STATUS_NO_MEMORY;
271 DEBUG(10,("Opening tdbfile %s\n", tdbfile ));
273 /* Open idmap repository */
274 db = db_open(ctx, tdbfile, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0644);
276 DEBUG(0, ("Unable to open idmap database\n"));
277 ret = NT_STATUS_UNSUCCESSFUL;
281 /* check against earlier versions */
282 version = dbwrap_fetch_int32(db, "IDMAP_VERSION");
283 if (version != IDMAP_VERSION) {
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;
291 if (db->transaction_start(db) != 0) {
292 DEBUG(0, ("Unable to start upgrade transaction!\n"));
293 ret = NT_STATUS_INTERNAL_DB_ERROR;
297 if (!idmap_tdb_upgrade(db)) {
298 db->transaction_cancel(db);
299 DEBUG(0, ("Unable to open idmap database, it's in an old format, and upgrade failed!\n"));
300 ret = NT_STATUS_INTERNAL_DB_ERROR;
304 if (db->transaction_commit(db) != 0) {
305 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
306 ret = NT_STATUS_INTERNAL_DB_ERROR;
311 *dbctx = talloc_move(memctx, &db);
319 /**********************************************************************
320 IDMAP ALLOC TDB BACKEND
321 **********************************************************************/
323 static struct db_context *idmap_alloc_db;
325 /**********************************
326 Initialise idmap alloc database.
327 **********************************/
329 static NTSTATUS idmap_tdb_alloc_init( const char *params )
335 bool update_uid = false;
336 bool update_gid = false;
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",
345 low_uid = dbwrap_fetch_int32(idmap_alloc_db, HWM_USER);
346 if (low_uid == -1 || low_uid < idmap_tdb_state.low_uid) {
350 low_gid = dbwrap_fetch_int32(idmap_alloc_db, HWM_GROUP);
351 if (low_gid == -1 || low_gid < idmap_tdb_state.low_gid) {
355 if (!update_uid && !update_gid) {
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;
366 ret = dbwrap_store_int32(idmap_alloc_db, HWM_USER,
367 idmap_tdb_state.low_uid);
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 "
373 return NT_STATUS_INTERNAL_DB_ERROR;
378 ret = dbwrap_store_int32(idmap_alloc_db, HWM_GROUP,
379 idmap_tdb_state.low_gid);
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 "
385 return NT_STATUS_INTERNAL_DB_ERROR;
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;
398 /**********************************
400 **********************************/
402 static NTSTATUS idmap_tdb_allocate_id(struct unixid *xid)
411 /* Get current high water mark */
417 high_hwm = idmap_tdb_state.high_uid;
423 high_hwm = idmap_tdb_state.high_gid;
427 DEBUG(2, ("Invalid ID type (0x%x)\n", xid->type));
428 return NT_STATUS_INVALID_PARAMETER;
431 res = idmap_alloc_db->transaction_start(idmap_alloc_db);
433 DEBUG(1, (__location__ " Failed to start transaction.\n"));
434 return NT_STATUS_UNSUCCESSFUL;
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;
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;
450 /* fetch a new id and increment it */
451 ret = dbwrap_change_uint32_atomic(idmap_alloc_db, hwmkey, &hwm, 1);
452 if (!NT_STATUS_IS_OK(ret)) {
453 DEBUG(0, ("Fatal error while fetching a new %s value: %s\n!",
454 hwmtype, nt_errstr(ret)));
455 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
459 /* recheck it is in the range */
460 if (hwm > high_hwm) {
461 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
462 hwmtype, (unsigned long)high_hwm));
463 idmap_alloc_db->transaction_cancel(idmap_alloc_db);
464 return NT_STATUS_UNSUCCESSFUL;
467 res = idmap_alloc_db->transaction_commit(idmap_alloc_db);
469 DEBUG(1, (__location__ " Failed to commit transaction.\n"));
470 return NT_STATUS_UNSUCCESSFUL;
474 DEBUG(10,("New %s = %d\n", hwmtype, hwm));
479 /**********************************
481 **********************************/
483 static NTSTATUS idmap_tdb_alloc_close(void)
485 TALLOC_FREE(idmap_alloc_db);
489 /**********************************************************************
490 IDMAP MAPPING TDB BACKEND
491 **********************************************************************/
493 struct idmap_tdb_context {
494 struct db_context *db;
495 uint32_t filter_low_id;
496 uint32_t filter_high_id;
499 /*****************************
500 Initialise idmap database.
501 *****************************/
503 static NTSTATUS idmap_tdb_db_init(struct idmap_domain *dom, const char *params)
506 struct idmap_tdb_context *ctx;
508 ctx = talloc(dom, struct idmap_tdb_context);
510 DEBUG(0, ("Out of memory!\n"));
511 return NT_STATUS_NO_MEMORY;
514 if (strequal(dom->name, "*")) {
520 ctx->filter_low_id = 0;
521 ctx->filter_high_id = 0;
523 if (lp_idmap_uid(&low_uid, &high_uid)) {
524 ctx->filter_low_id = low_uid;
525 ctx->filter_high_id = high_uid;
527 DEBUG(3, ("Warning: 'idmap uid' not set!\n"));
530 if (lp_idmap_gid(&low_gid, &high_gid)) {
531 if ((low_gid != low_uid) || (high_gid != high_uid)) {
532 DEBUG(1, ("Warning: 'idmap uid' and 'idmap gid'"
533 " ranges do not agree -- building "
535 ctx->filter_low_id = MAX(ctx->filter_low_id,
537 ctx->filter_high_id = MIN(ctx->filter_high_id,
541 DEBUG(3, ("Warning: 'idmap gid' not set!\n"));
544 char *config_option = NULL;
547 config_option = talloc_asprintf(ctx, "idmap config %s", dom->name);
548 if ( ! config_option) {
549 DEBUG(0, ("Out of memory!\n"));
550 ret = NT_STATUS_NO_MEMORY;
554 range = lp_parm_const_string(-1, config_option, "range", NULL);
556 (sscanf(range, "%u - %u", &ctx->filter_low_id, &ctx->filter_high_id) != 2))
558 ctx->filter_low_id = 0;
559 ctx->filter_high_id = 0;
562 talloc_free(config_option);
565 if (ctx->filter_low_id > ctx->filter_high_id) {
566 ctx->filter_low_id = 0;
567 ctx->filter_high_id = 0;
570 DEBUG(10, ("idmap_tdb_db_init: filter range %u-%u loaded for domain "
571 "'%s'\n", ctx->filter_low_id, ctx->filter_high_id, dom->name));
573 ret = idmap_tdb_open_db(ctx, false, &ctx->db);
574 if ( ! NT_STATUS_IS_OK(ret)) {
578 dom->private_data = ctx;
587 /**********************************
588 Single id to sid lookup function.
589 **********************************/
591 static NTSTATUS idmap_tdb_id_to_sid(struct idmap_tdb_context *ctx, struct id_map *map)
598 return NT_STATUS_INVALID_PARAMETER;
601 /* apply filters before checking */
602 if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
603 (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
604 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
605 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
606 return NT_STATUS_NONE_MAPPED;
609 switch (map->xid.type) {
612 keystr = talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
616 keystr = talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
620 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
621 return NT_STATUS_INVALID_PARAMETER;
624 /* final SAFE_FREE safe */
627 if (keystr == NULL) {
628 DEBUG(0, ("Out of memory!\n"));
629 ret = NT_STATUS_NO_MEMORY;
633 DEBUG(10,("Fetching record %s\n", keystr));
635 /* Check if the mapping exists */
636 data = dbwrap_fetch_bystring(ctx->db, NULL, keystr);
639 DEBUG(10,("Record %s not found\n", keystr));
640 ret = NT_STATUS_NONE_MAPPED;
644 if (!string_to_sid(map->sid, (const char *)data.dptr)) {
645 DEBUG(10,("INVALID SID (%s) in record %s\n",
646 (const char *)data.dptr, keystr));
647 ret = NT_STATUS_INTERNAL_DB_ERROR;
651 DEBUG(10,("Found record %s -> %s\n", keystr, (const char *)data.dptr));
655 talloc_free(data.dptr);
660 /**********************************
661 Single sid to id lookup function.
662 **********************************/
664 static NTSTATUS idmap_tdb_sid_to_id(struct idmap_tdb_context *ctx, struct id_map *map)
669 unsigned long rec_id = 0;
670 TALLOC_CTX *tmp_ctx = talloc_stackframe();
672 keystr = sid_string_talloc(tmp_ctx, map->sid);
673 if (keystr == NULL) {
674 DEBUG(0, ("Out of memory!\n"));
675 ret = NT_STATUS_NO_MEMORY;
679 DEBUG(10,("Fetching record %s\n", keystr));
681 /* Check if sid is present in database */
682 data = dbwrap_fetch_bystring(ctx->db, tmp_ctx, keystr);
684 DEBUG(10,("Record %s not found\n", keystr));
685 ret = NT_STATUS_NONE_MAPPED;
689 /* What type of record is this ? */
690 if (sscanf((const char *)data.dptr, "UID %lu", &rec_id) == 1) { /* Try a UID record. */
691 map->xid.id = rec_id;
692 map->xid.type = ID_TYPE_UID;
693 DEBUG(10,("Found uid record %s -> %s \n", keystr, (const char *)data.dptr ));
696 } else if (sscanf((const char *)data.dptr, "GID %lu", &rec_id) == 1) { /* Try a GID record. */
697 map->xid.id = rec_id;
698 map->xid.type = ID_TYPE_GID;
699 DEBUG(10,("Found gid record %s -> %s \n", keystr, (const char *)data.dptr ));
702 } else { /* Unknown record type ! */
703 DEBUG(2, ("Found INVALID record %s -> %s\n", keystr, (const char *)data.dptr));
704 ret = NT_STATUS_INTERNAL_DB_ERROR;
708 /* apply filters before returning result */
709 if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
710 (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
711 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
712 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
713 ret = NT_STATUS_NONE_MAPPED;
717 talloc_free(tmp_ctx);
721 /**********************************
722 lookup a set of unix ids.
723 **********************************/
725 static NTSTATUS idmap_tdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
727 struct idmap_tdb_context *ctx;
731 /* initialize the status to avoid suprise */
732 for (i = 0; ids[i]; i++) {
733 ids[i]->status = ID_UNKNOWN;
736 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
738 for (i = 0; ids[i]; i++) {
739 ret = idmap_tdb_id_to_sid(ctx, ids[i]);
740 if ( ! NT_STATUS_IS_OK(ret)) {
742 /* if it is just a failed mapping continue */
743 if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
745 /* make sure it is marked as unmapped */
746 ids[i]->status = ID_UNMAPPED;
750 /* some fatal error occurred, return immediately */
754 /* all ok, id is mapped */
755 ids[i]->status = ID_MAPPED;
764 /**********************************
765 lookup a set of sids.
766 **********************************/
768 static NTSTATUS idmap_tdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
770 struct idmap_tdb_context *ctx;
774 /* initialize the status to avoid suprise */
775 for (i = 0; ids[i]; i++) {
776 ids[i]->status = ID_UNKNOWN;
779 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
781 for (i = 0; ids[i]; i++) {
782 ret = idmap_tdb_sid_to_id(ctx, ids[i]);
783 if ( ! NT_STATUS_IS_OK(ret)) {
785 /* if it is just a failed mapping continue */
786 if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
788 /* make sure it is marked as unmapped */
789 ids[i]->status = ID_UNMAPPED;
793 /* some fatal error occurred, return immediately */
797 /* all ok, id is mapped */
798 ids[i]->status = ID_MAPPED;
807 /**********************************
809 **********************************/
811 static NTSTATUS idmap_tdb_set_mapping(struct idmap_domain *dom,
812 const struct id_map *map)
814 struct idmap_tdb_context *ctx;
817 char *ksidstr, *kidstr;
820 if (!map || !map->sid) {
821 return NT_STATUS_INVALID_PARAMETER;
824 ksidstr = kidstr = NULL;
826 /* TODO: should we filter a set_mapping using low/high filters ? */
828 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
830 switch (map->xid.type) {
833 kidstr = talloc_asprintf(ctx, "UID %lu",
834 (unsigned long)map->xid.id);
838 kidstr = talloc_asprintf(ctx, "GID %lu",
839 (unsigned long)map->xid.id);
843 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
844 return NT_STATUS_INVALID_PARAMETER;
847 if (kidstr == NULL) {
848 DEBUG(0, ("ERROR: Out of memory!\n"));
849 ret = NT_STATUS_NO_MEMORY;
853 if ((ksidstr = talloc_asprintf(
854 ctx, "%s", sid_to_fstring(tmp, map->sid))) == NULL) {
855 DEBUG(0, ("Out of memory!\n"));
856 ret = NT_STATUS_NO_MEMORY;
860 DEBUG(10, ("Storing %s <-> %s map\n", ksidstr, kidstr));
861 kid = string_term_tdb_data(kidstr);
862 ksid = string_term_tdb_data(ksidstr);
864 if (ctx->db->transaction_start(ctx->db) != 0) {
865 DEBUG(0, ("Failed to start transaction for %s\n",
867 ret = NT_STATUS_INTERNAL_DB_ERROR;
871 ret = dbwrap_store(ctx->db, ksid, kid, TDB_REPLACE);
872 if (!NT_STATUS_IS_OK(ret)) {
873 ctx->db->transaction_cancel(ctx->db);
874 DEBUG(0, ("Error storing SID -> ID (%s -> %s): %s\n",
875 ksidstr, kidstr, nt_errstr(ret)));
878 ret = dbwrap_store(ctx->db, kid, ksid, TDB_REPLACE);
879 if (!NT_STATUS_IS_OK(ret)) {
880 ctx->db->transaction_cancel(ctx->db);
881 DEBUG(0, ("Error storing ID -> SID (%s -> %s): %s\n",
882 kidstr, ksidstr, nt_errstr(ret)));
886 if (ctx->db->transaction_commit(ctx->db) != 0) {
887 DEBUG(0, ("Failed to commit transaction for (%s -> %s)\n",
889 ret = NT_STATUS_INTERNAL_DB_ERROR;
893 DEBUG(10,("Stored %s <-> %s\n", ksidstr, kidstr));
897 talloc_free(ksidstr);
902 /**********************************
903 Close the idmap tdb instance
904 **********************************/
906 static NTSTATUS idmap_tdb_close(struct idmap_domain *dom)
908 struct idmap_tdb_context *ctx;
910 if (dom->private_data) {
911 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
913 TALLOC_FREE(ctx->db);
918 static struct idmap_methods db_methods = {
920 .init = idmap_tdb_db_init,
921 .unixids_to_sids = idmap_tdb_unixids_to_sids,
922 .sids_to_unixids = idmap_tdb_sids_to_unixids,
923 .close_fn = idmap_tdb_close
926 static struct idmap_alloc_methods db_alloc_methods = {
928 .init = idmap_tdb_alloc_init,
929 .allocate_id = idmap_tdb_allocate_id,
930 .close_fn = idmap_tdb_alloc_close
933 NTSTATUS idmap_tdb_init(void)
935 DEBUG(10, ("calling idmap_tdb_init\n"));
937 return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "tdb", &db_methods);