Line data Source code
1 : /*
2 : ldb database library
3 :
4 : Copyright (C) Simo Sorce 2005-2008
5 : Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007-2009
6 :
7 : This program is free software; you can redistribute it and/or modify
8 : it under the terms of the GNU General Public License as published by
9 : the Free Software Foundation; either version 3 of the License, or
10 : (at your option) any later version.
11 :
12 : This program is distributed in the hope that it will be useful,
13 : but WITHOUT ANY WARRANTY; without even the implied warranty of
14 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 : GNU General Public License for more details.
16 :
17 : You should have received a copy of the GNU General Public License
18 : along with this program. If not, see <http://www.gnu.org/licenses/>.
19 : */
20 :
21 : /*
22 : * Name: ldb
23 : *
24 : * Component: ldb extended dn control module
25 : *
26 : * Description: this module builds a special dn for returned search
27 : * results, and fixes some other aspects of the result (returned case issues)
28 : * values.
29 : *
30 : * Authors: Simo Sorce
31 : * Andrew Bartlett
32 : */
33 :
34 : #include "includes.h"
35 : #include <ldb.h>
36 : #include <ldb_errors.h>
37 : #include <ldb_module.h>
38 : #include "libcli/security/security.h"
39 : #include "librpc/gen_ndr/ndr_misc.h"
40 : #include "librpc/gen_ndr/ndr_security.h"
41 : #include "librpc/ndr/libndr.h"
42 : #include "dsdb/samdb/samdb.h"
43 : #include "dsdb/samdb/ldb_modules/util.h"
44 :
45 : #undef strcasecmp
46 : #undef strncasecmp
47 :
48 : struct extended_dn_out_private {
49 : bool dereference;
50 : bool normalise;
51 : const char **attrs;
52 : };
53 :
54 14832810 : static char **copy_attrs(void *mem_ctx, const char * const * attrs)
55 : {
56 : char **nattrs;
57 : unsigned int i, num;
58 :
59 30631916 : for (num = 0; attrs[num]; num++);
60 :
61 14832810 : nattrs = talloc_array(mem_ctx, char *, num + 1);
62 14832810 : if (!nattrs) return NULL;
63 :
64 30631916 : for(i = 0; i < num; i++) {
65 15799106 : nattrs[i] = talloc_strdup(nattrs, attrs[i]);
66 15799106 : if (!nattrs[i]) {
67 0 : talloc_free(nattrs);
68 0 : return NULL;
69 : }
70 : }
71 14832810 : nattrs[i] = NULL;
72 :
73 14832810 : return nattrs;
74 : }
75 :
76 28578335 : static bool add_attrs(void *mem_ctx, char ***attrs, const char *attr)
77 : {
78 : char **nattrs;
79 : unsigned int num;
80 :
81 66763438 : for (num = 0; (*attrs)[num]; num++);
82 :
83 28578335 : nattrs = talloc_realloc(mem_ctx, *attrs, char *, num + 2);
84 28578335 : if (!nattrs) return false;
85 :
86 28578335 : *attrs = nattrs;
87 :
88 28578335 : nattrs[num] = talloc_strdup(nattrs, attr);
89 28578335 : if (!nattrs[num]) return false;
90 :
91 28578335 : nattrs[num + 1] = NULL;
92 :
93 28578335 : return true;
94 : }
95 :
96 : /* Inject the extended DN components, so the DN cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes
97 : <GUID=541203ae-f7d6-47ef-8390-bfcf019f9583>;<SID=S-1-5-21-4177067393-1453636373-93818737-500>;cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com */
98 :
99 50969869 : static int inject_extended_dn_out(struct ldb_reply *ares,
100 : struct ldb_context *ldb,
101 : int type,
102 : bool remove_guid,
103 : bool remove_sid)
104 : {
105 : int ret;
106 : const DATA_BLOB *guid_blob;
107 : const DATA_BLOB *sid_blob;
108 :
109 50969869 : guid_blob = ldb_msg_find_ldb_val(ares->message, "objectGUID");
110 50969869 : sid_blob = ldb_msg_find_ldb_val(ares->message, "objectSid");
111 :
112 50969869 : if (!guid_blob) {
113 0 : ldb_set_errstring(ldb, "Did not find objectGUID to inject into extended DN");
114 0 : return LDB_ERR_OPERATIONS_ERROR;
115 : }
116 :
117 50969869 : ret = ldb_dn_set_extended_component(ares->message->dn, "GUID", guid_blob);
118 50969869 : if (ret != LDB_SUCCESS) {
119 0 : return ret;
120 : }
121 50969869 : if (sid_blob) {
122 5555133 : ret = ldb_dn_set_extended_component(ares->message->dn, "SID", sid_blob);
123 5555133 : if (ret != LDB_SUCCESS) {
124 0 : return ret;
125 : }
126 : }
127 :
128 50969869 : if (remove_guid) {
129 13149200 : ldb_msg_remove_attr(ares->message, "objectGUID");
130 : }
131 :
132 50969869 : if (sid_blob && remove_sid) {
133 4998927 : ldb_msg_remove_attr(ares->message, "objectSid");
134 : }
135 :
136 50969869 : return LDB_SUCCESS;
137 : }
138 :
139 : /* search */
140 : struct extended_search_context {
141 : struct ldb_module *module;
142 : const struct dsdb_schema *schema;
143 : struct ldb_request *req;
144 : bool inject;
145 : bool remove_guid;
146 : bool remove_sid;
147 : int extended_type;
148 : };
149 :
150 :
151 : /*
152 : fix one-way links to have the right string DN, to cope with
153 : renames of the target
154 : */
155 8049998 : static int fix_one_way_link(struct extended_search_context *ac, struct ldb_dn *dn,
156 : bool is_deleted_objects, bool *remove_value,
157 : uint32_t linkID)
158 : {
159 : struct GUID guid;
160 : NTSTATUS status;
161 : int ret;
162 : struct ldb_dn *real_dn;
163 : uint32_t search_flags;
164 8049998 : TALLOC_CTX *tmp_ctx = talloc_new(ac);
165 8049998 : const char *attrs[] = { NULL };
166 : struct ldb_result *res;
167 :
168 8049998 : (*remove_value) = false;
169 :
170 8049998 : status = dsdb_get_extended_dn_guid(dn, &guid, "GUID");
171 8049998 : if (!NT_STATUS_IS_OK(status)) {
172 : /* this is a strange DN that doesn't have a GUID! just
173 : return the current DN string?? */
174 24062 : talloc_free(tmp_ctx);
175 24062 : return LDB_SUCCESS;
176 : }
177 :
178 8025936 : search_flags = DSDB_FLAG_NEXT_MODULE | DSDB_SEARCH_SEARCH_ALL_PARTITIONS | DSDB_SEARCH_ONE_ONLY;
179 :
180 8025936 : if (linkID == 0) {
181 : /* You must ALWAYS show one-way links regardless of the state of the target */
182 7740161 : search_flags |= (DSDB_SEARCH_SHOW_DELETED | DSDB_SEARCH_SHOW_RECYCLED);
183 : }
184 :
185 8025936 : ret = dsdb_module_search(ac->module, tmp_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
186 : search_flags, ac->req, "objectguid=%s", GUID_string(tmp_ctx, &guid));
187 8025936 : if (ret != LDB_SUCCESS || res->count != 1) {
188 : /* if we can't resolve this GUID, then we don't
189 : display the link. This could be a link to a NC that we don't
190 : have, or it could be a link to a deleted object
191 : */
192 5767 : (*remove_value) = true;
193 5767 : talloc_free(tmp_ctx);
194 5767 : return LDB_SUCCESS;
195 : }
196 8020169 : real_dn = res->msgs[0]->dn;
197 :
198 8020169 : if (strcmp(ldb_dn_get_linearized(dn), ldb_dn_get_linearized(real_dn)) == 0) {
199 : /* its already correct */
200 7903289 : talloc_free(tmp_ctx);
201 7903289 : return LDB_SUCCESS;
202 : }
203 :
204 : /* fix the DN by replacing its components with those from the
205 : * real DN
206 : */
207 116880 : if (!ldb_dn_replace_components(dn, real_dn)) {
208 0 : talloc_free(tmp_ctx);
209 0 : return ldb_operr(ldb_module_get_ctx(ac->module));
210 : }
211 116880 : talloc_free(tmp_ctx);
212 :
213 116880 : return LDB_SUCCESS;
214 : }
215 :
216 :
217 : /*
218 : this is called to post-process the results from the search
219 : */
220 92576231 : static int extended_callback(struct ldb_request *req, struct ldb_reply *ares)
221 : {
222 : struct extended_search_context *ac;
223 : int ret;
224 : unsigned int i, j, k;
225 : struct ldb_message *msg;
226 : struct extended_dn_out_private *p;
227 : struct ldb_context *ldb;
228 92576231 : bool have_reveal_control=false;
229 :
230 92576231 : ac = talloc_get_type(req->context, struct extended_search_context);
231 92576231 : p = talloc_get_type(ldb_module_get_private(ac->module), struct extended_dn_out_private);
232 92576231 : ldb = ldb_module_get_ctx(ac->module);
233 92576231 : if (!ares) {
234 0 : return ldb_module_done(ac->req, NULL, NULL,
235 : LDB_ERR_OPERATIONS_ERROR);
236 : }
237 92576231 : if (ares->error != LDB_SUCCESS) {
238 1295208 : return ldb_module_done(ac->req, ares->controls,
239 : ares->response, ares->error);
240 : }
241 :
242 91281023 : msg = ares->message;
243 :
244 91281023 : switch (ares->type) {
245 2756792 : case LDB_REPLY_REFERRAL:
246 2756792 : return ldb_module_send_referral(ac->req, ares->referral);
247 :
248 26041672 : case LDB_REPLY_DONE:
249 26041672 : return ldb_module_done(ac->req, ares->controls,
250 : ares->response, LDB_SUCCESS);
251 62482559 : case LDB_REPLY_ENTRY:
252 62482559 : break;
253 : }
254 :
255 62482559 : if (p && p->normalise) {
256 0 : ret = dsdb_fix_dn_rdncase(ldb, ares->message->dn);
257 0 : if (ret != LDB_SUCCESS) {
258 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
259 : }
260 : }
261 :
262 62482559 : if (ac->inject) {
263 : /* for each record returned post-process to add any derived
264 : attributes that have been asked for */
265 50969869 : ret = inject_extended_dn_out(ares, ldb,
266 50969869 : ac->extended_type, ac->remove_guid,
267 50969869 : ac->remove_sid);
268 50969869 : if (ret != LDB_SUCCESS) {
269 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
270 : }
271 : }
272 :
273 62482559 : if ((p && p->normalise) || ac->inject) {
274 50969869 : const struct ldb_val *val = ldb_msg_find_ldb_val(ares->message, "distinguishedName");
275 50969869 : if (val) {
276 1403065 : ldb_msg_remove_attr(ares->message, "distinguishedName");
277 1403065 : if (ac->inject) {
278 1403065 : ret = ldb_msg_add_steal_string(ares->message, "distinguishedName",
279 1403065 : ldb_dn_get_extended_linearized(ares->message, ares->message->dn, ac->extended_type));
280 : } else {
281 0 : ret = ldb_msg_add_linearized_dn(ares->message,
282 : "distinguishedName",
283 0 : ares->message->dn);
284 : }
285 1403065 : if (ret != LDB_SUCCESS) {
286 0 : return ldb_oom(ldb);
287 : }
288 : }
289 : }
290 :
291 : have_reveal_control =
292 62482559 : dsdb_request_has_control(req, LDB_CONTROL_REVEAL_INTERNALS);
293 :
294 : /*
295 : * Shortcut for repl_meta_data. We asked for the data
296 : * 'as-is', so stop processing here!
297 : */
298 62482559 : if (have_reveal_control && p->normalise == false && ac->inject == true) {
299 3230455 : return ldb_module_send_entry(ac->req, msg, ares->controls);
300 : }
301 :
302 : /* Walk the returned elements (but only if we have a schema to
303 : * interpret the list with) */
304 549400119 : for (i = 0; ac->schema && i < msg->num_elements; i++) {
305 : bool make_extended_dn;
306 : const struct dsdb_attribute *attribute;
307 :
308 490148015 : attribute = dsdb_attribute_by_lDAPDisplayName(ac->schema, msg->elements[i].name);
309 490148015 : if (!attribute) {
310 0 : continue;
311 : }
312 :
313 490148015 : if (p && p->normalise) {
314 : /* If we are also in 'normalise' mode, then
315 : * fix the attribute names to be in the
316 : * correct case */
317 0 : msg->elements[i].name = talloc_strdup(msg->elements, attribute->lDAPDisplayName);
318 0 : if (!msg->elements[i].name) {
319 0 : ldb_oom(ldb);
320 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
321 : }
322 : }
323 :
324 : /* distinguishedName has been dealt with above */
325 490148015 : if (ldb_attr_cmp(msg->elements[i].name, "distinguishedName") == 0) {
326 1430348 : continue;
327 : }
328 :
329 : /* Look to see if this attributeSyntax is a DN */
330 488717667 : if (attribute->dn_format == DSDB_INVALID_DN) {
331 480650105 : continue;
332 : }
333 :
334 8067562 : make_extended_dn = ac->inject;
335 :
336 : /* Always show plain DN in case of Object(OR-Name) syntax */
337 8067562 : if (make_extended_dn) {
338 5612996 : make_extended_dn = (strcmp(attribute->syntax->ldap_oid, DSDB_SYNTAX_OR_NAME) != 0);
339 : }
340 :
341 20037610 : for (k = 0, j = 0; j < msg->elements[i].num_values; j++) {
342 : const char *dn_str;
343 : struct ldb_dn *dn;
344 11970048 : struct dsdb_dn *dsdb_dn = NULL;
345 11970048 : struct ldb_val *plain_dn = &msg->elements[i].values[j];
346 11970048 : bool is_deleted_objects = false;
347 :
348 : /* this is a fast method for detecting deleted
349 : linked attributes, working on the unparsed
350 : ldb_val */
351 11970048 : if (dsdb_dn_is_deleted_val(plain_dn) && !have_reveal_control) {
352 : /* it's a deleted linked attribute,
353 : and we don't have the reveal control */
354 : /* we won't keep this one, so not incrementing k */
355 5967 : continue;
356 : }
357 :
358 :
359 11964081 : dsdb_dn = dsdb_dn_parse_trusted(msg, ldb, plain_dn, attribute->syntax->ldap_oid);
360 :
361 11964081 : if (!dsdb_dn) {
362 0 : ldb_asprintf_errstring(ldb,
363 : "could not parse %.*s in %s on %s as a %s DN",
364 0 : (int)plain_dn->length, plain_dn->data,
365 0 : msg->elements[i].name, ldb_dn_get_linearized(msg->dn),
366 0 : attribute->syntax->ldap_oid);
367 0 : talloc_free(dsdb_dn);
368 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_INVALID_DN_SYNTAX);
369 : }
370 11964081 : dn = dsdb_dn->dn;
371 :
372 : /* we need to know if this is a link to the
373 : deleted objects container for fixing one way
374 : links */
375 11964081 : if (dsdb_dn->extra_part.length == 16) {
376 2893307 : char *hex_string = data_blob_hex_string_upper(req, &dsdb_dn->extra_part);
377 2893307 : if (hex_string && strcmp(hex_string, DS_GUID_DELETED_OBJECTS_CONTAINER) == 0) {
378 251602 : is_deleted_objects = true;
379 : }
380 2893307 : talloc_free(hex_string);
381 : }
382 :
383 11964081 : if (p->normalise) {
384 0 : ret = dsdb_fix_dn_rdncase(ldb, dn);
385 0 : if (ret != LDB_SUCCESS) {
386 0 : talloc_free(dsdb_dn);
387 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
388 : }
389 : }
390 :
391 : /* Look for this value in the attribute */
392 :
393 : /* note that we don't fixup objectCategory as
394 : it should not be possible to move
395 : objectCategory elements in the schema */
396 11964081 : if (attribute->one_way_link &&
397 8049998 : strcasecmp(attribute->lDAPDisplayName, "objectCategory") != 0) {
398 : bool remove_value;
399 8049998 : ret = fix_one_way_link(ac, dn, is_deleted_objects, &remove_value,
400 8049998 : attribute->linkID);
401 8049998 : if (ret != LDB_SUCCESS) {
402 0 : talloc_free(dsdb_dn);
403 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
404 : }
405 8055765 : if (remove_value &&
406 5767 : !ldb_request_get_control(req, LDB_CONTROL_REVEAL_INTERNALS)) {
407 : /* we show these with REVEAL
408 : to allow dbcheck to find and
409 : cleanup these orphaned links */
410 : /* we won't keep this one, so not incrementing k */
411 5464 : continue;
412 : }
413 : }
414 :
415 11958617 : if (make_extended_dn) {
416 8905369 : if (!ldb_dn_validate(dsdb_dn->dn)) {
417 0 : ldb_asprintf_errstring(ldb,
418 : "could not parse %.*s in %s on %s as a %s DN",
419 0 : (int)plain_dn->length, plain_dn->data,
420 0 : msg->elements[i].name, ldb_dn_get_linearized(msg->dn),
421 0 : attribute->syntax->ldap_oid);
422 0 : talloc_free(dsdb_dn);
423 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_INVALID_DN_SYNTAX);
424 : }
425 : /* don't let users see the internal extended
426 : GUID components */
427 8905369 : if (!have_reveal_control) {
428 8905369 : const char *accept[] = { "GUID", "SID", NULL };
429 8905369 : ldb_dn_extended_filter(dn, accept);
430 : }
431 8905369 : dn_str = dsdb_dn_get_extended_linearized(msg->elements[i].values,
432 : dsdb_dn, ac->extended_type);
433 : } else {
434 3053248 : dn_str = dsdb_dn_get_linearized(msg->elements[i].values,
435 : dsdb_dn);
436 : }
437 :
438 11958617 : if (!dn_str) {
439 0 : ldb_oom(ldb);
440 0 : talloc_free(dsdb_dn);
441 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
442 : }
443 11958617 : msg->elements[i].values[k] = data_blob_string_const(dn_str);
444 11958617 : talloc_free(dsdb_dn);
445 11958617 : k++;
446 : }
447 :
448 8067562 : if (k == 0) {
449 : /* we've deleted all of the values from this
450 : * element - remove the element */
451 501 : ldb_msg_remove_element(msg, &msg->elements[i]);
452 501 : i--;
453 : } else {
454 8067061 : msg->elements[i].num_values = k;
455 : }
456 : }
457 59252104 : return ldb_module_send_entry(ac->req, msg, ares->controls);
458 : }
459 :
460 92576231 : static int extended_callback_ldb(struct ldb_request *req, struct ldb_reply *ares)
461 : {
462 92576231 : return extended_callback(req, ares);
463 : }
464 :
465 28641315 : static int extended_dn_out_search(struct ldb_module *module, struct ldb_request *req,
466 : int (*callback)(struct ldb_request *req, struct ldb_reply *ares))
467 : {
468 : struct ldb_control *control;
469 : struct ldb_control *storage_format_control;
470 28641315 : struct ldb_extended_dn_control *extended_ctrl = NULL;
471 : struct extended_search_context *ac;
472 : struct ldb_request *down_req;
473 : char **new_attrs;
474 : const char * const *const_attrs;
475 28641315 : struct ldb_context *ldb = ldb_module_get_ctx(module);
476 : int ret;
477 :
478 28641315 : struct extended_dn_out_private *p = talloc_get_type(ldb_module_get_private(module), struct extended_dn_out_private);
479 :
480 : /* The schema manipulation does not apply to special DNs */
481 28641315 : if (ldb_dn_is_special(req->op.search.base)) {
482 1264974 : return ldb_next_request(module, req);
483 : }
484 :
485 : /* check if there's an extended dn control */
486 27376341 : control = ldb_request_get_control(req, LDB_CONTROL_EXTENDED_DN_OID);
487 27376341 : if (control && control->data) {
488 11651323 : extended_ctrl = talloc_get_type(control->data, struct ldb_extended_dn_control);
489 11651323 : if (!extended_ctrl) {
490 0 : return LDB_ERR_PROTOCOL_ERROR;
491 : }
492 : }
493 :
494 : /* Look to see if, as we are in 'store DN+GUID+SID' mode, the
495 : * client is after the storage format (to fill in linked
496 : * attributes) */
497 27376341 : storage_format_control = ldb_request_get_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID);
498 27376341 : if (!control && storage_format_control && storage_format_control->data) {
499 0 : extended_ctrl = talloc_get_type(storage_format_control->data, struct ldb_extended_dn_control);
500 0 : if (!extended_ctrl) {
501 0 : ldb_set_errstring(ldb, "extended_dn_out: extended_ctrl was of the wrong data type");
502 0 : return LDB_ERR_PROTOCOL_ERROR;
503 : }
504 : }
505 :
506 27376341 : ac = talloc_zero(req, struct extended_search_context);
507 27376341 : if (ac == NULL) {
508 0 : return ldb_oom(ldb);
509 : }
510 :
511 27376341 : ac->module = module;
512 27376341 : ac->schema = dsdb_get_schema(ldb, ac);
513 27376341 : ac->req = req;
514 27376341 : ac->inject = false;
515 27376341 : ac->remove_guid = false;
516 27376341 : ac->remove_sid = false;
517 :
518 27376341 : const_attrs = req->op.search.attrs;
519 :
520 : /* We only need to do special processing if we were asked for
521 : * the extended DN, or we are 'store DN+GUID+SID'
522 : * (!dereference) mode. (This is the normal mode for LDB on
523 : * tdb). */
524 27376341 : if (control || (storage_format_control && p)) {
525 16472239 : ac->inject = true;
526 16472239 : if (extended_ctrl) {
527 11651323 : ac->extended_type = extended_ctrl->type;
528 : } else {
529 4820916 : ac->extended_type = 0;
530 : }
531 :
532 : /* check if attrs only is specified, in that case check whether we need to modify them */
533 16472239 : if (req->op.search.attrs && !is_attr_in_list(req->op.search.attrs, "*")) {
534 15072239 : if (! is_attr_in_list(req->op.search.attrs, "objectGUID")) {
535 13876402 : ac->remove_guid = true;
536 : }
537 15072239 : if (! is_attr_in_list(req->op.search.attrs, "objectSid")) {
538 14701933 : ac->remove_sid = true;
539 : }
540 15072239 : if (ac->remove_guid || ac->remove_sid) {
541 14832810 : new_attrs = copy_attrs(ac, req->op.search.attrs);
542 14832810 : if (new_attrs == NULL) {
543 0 : return ldb_oom(ldb);
544 : }
545 :
546 14832810 : if (ac->remove_guid) {
547 13876402 : if (!add_attrs(ac, &new_attrs, "objectGUID"))
548 0 : return ldb_operr(ldb);
549 : }
550 14832810 : if (ac->remove_sid) {
551 14701933 : if (!add_attrs(ac, &new_attrs, "objectSid"))
552 0 : return ldb_operr(ldb);
553 : }
554 14832810 : const_attrs = (const char * const *)new_attrs;
555 : }
556 : }
557 : }
558 :
559 27376341 : ret = ldb_build_search_req_ex(&down_req,
560 : ldb, ac,
561 : req->op.search.base,
562 : req->op.search.scope,
563 : req->op.search.tree,
564 : const_attrs,
565 : req->controls,
566 : ac, callback,
567 : req);
568 27376341 : LDB_REQ_SET_LOCATION(down_req);
569 27376341 : if (ret != LDB_SUCCESS) {
570 0 : return ret;
571 : }
572 :
573 : /* mark extended DN and storage format controls as done */
574 27376341 : if (control) {
575 12202053 : control->critical = 0;
576 : }
577 :
578 27376341 : if (storage_format_control) {
579 4647798 : storage_format_control->critical = 0;
580 : }
581 :
582 : /* perform the search */
583 27376341 : return ldb_next_request(module, down_req);
584 : }
585 :
586 28641315 : static int extended_dn_out_ldb_search(struct ldb_module *module, struct ldb_request *req)
587 : {
588 28641315 : return extended_dn_out_search(module, req, extended_callback_ldb);
589 : }
590 :
591 118070 : static int extended_dn_out_ldb_init(struct ldb_module *module)
592 : {
593 : int ret;
594 :
595 118070 : struct extended_dn_out_private *p = talloc(module, struct extended_dn_out_private);
596 : struct dsdb_extended_dn_store_format *dn_format;
597 :
598 118070 : ldb_module_set_private(module, p);
599 :
600 118070 : if (!p) {
601 0 : return ldb_oom(ldb_module_get_ctx(module));
602 : }
603 :
604 118070 : dn_format = talloc(p, struct dsdb_extended_dn_store_format);
605 118070 : if (!dn_format) {
606 0 : talloc_free(p);
607 0 : return ldb_oom(ldb_module_get_ctx(module));
608 : }
609 :
610 118070 : dn_format->store_extended_dn_in_ldb = true;
611 118070 : ret = ldb_set_opaque(ldb_module_get_ctx(module), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME, dn_format);
612 118070 : if (ret != LDB_SUCCESS) {
613 0 : talloc_free(p);
614 0 : return ret;
615 : }
616 :
617 118070 : p->dereference = false;
618 118070 : p->normalise = false;
619 :
620 118070 : ret = ldb_mod_register_control(module, LDB_CONTROL_EXTENDED_DN_OID);
621 118070 : if (ret != LDB_SUCCESS) {
622 0 : ldb_debug(ldb_module_get_ctx(module), LDB_DEBUG_ERROR,
623 : "extended_dn_out: Unable to register control with rootdse!\n");
624 0 : return ldb_operr(ldb_module_get_ctx(module));
625 : }
626 :
627 118070 : return ldb_next_init(module);
628 : }
629 :
630 : static const struct ldb_module_ops ldb_extended_dn_out_ldb_module_ops = {
631 : .name = "extended_dn_out_ldb",
632 : .search = extended_dn_out_ldb_search,
633 : .init_context = extended_dn_out_ldb_init,
634 : };
635 :
636 : /*
637 : initialise the module
638 : */
639 4223 : _PUBLIC_ int ldb_extended_dn_out_module_init(const char *version)
640 : {
641 : int ret;
642 4223 : LDB_MODULE_CHECK_VERSION(version);
643 4223 : ret = ldb_register_module(&ldb_extended_dn_out_ldb_module_ops);
644 4223 : if (ret != LDB_SUCCESS) {
645 0 : return ret;
646 : }
647 4223 : return LDB_SUCCESS;
648 : }
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