source4/dsdb/samdb/ldb_modules/simple_dn.c

   1 /*
   2    ldb database library
   3
   4    Copyright (C) Andrew Bartlett 2010
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19 /*
  20  *  Name: ldb
  21  *
  22  *  Component: ldb dn simplification module
  23  *
  24  *  Description: Module to strip off extended componenets from search DNs (not accepted by OpenLDAP backends)
  25  *
  26  *  Author: Andrew Bartlett
  27  */
  28
  29
  30
  31 #include "includes.h"
  32 #include "ldb_module.h"
  33 #include "dsdb/samdb/ldb_modules/util.h"
  34
  35 /* search */
  36 static int simple_dn_search(struct ldb_module *module, struct ldb_request *req)
  37 {
  38         struct ldb_context *ldb;
  39         struct ldb_request *down_req;
  40         struct ldb_dn *new_base;
  41         int ret;
  42
  43         ldb = ldb_module_get_ctx(module);
  44
  45         new_base = ldb_dn_copy(req, req->op.search.base);
  46         if (!new_base) {
  47                 ldb_module_oom(module);
  48         }
  49
  50         ldb_dn_remove_extended_components(new_base);
  51
  52         ret = ldb_build_search_req_ex(&down_req,
  53                                       ldb, req,
  54                                       new_base,
  55                                       req->op.search.scope,
  56                                       req->op.search.tree,
  57                                       req->op.search.attrs,
  58                                       req->controls,
  59                                       req, dsdb_next_callback,
  60                                       req);
  61         LDB_REQ_SET_LOCATION(down_req);
  62         if (ret != LDB_SUCCESS) {
  63                 return ldb_operr(ldb);
  64         }
  65         talloc_steal(down_req, new_base);
  66
  67         return ldb_next_request(module, down_req);
  68 }
  69
  70 static const struct ldb_module_ops ldb_simple_dn_module_ops = {
  71         .name              = "simple_dn",
  72         .search = simple_dn_search
  73 };
  74
  75 int ldb_simple_dn_module_init(const char *version)
  76 {
  77         LDB_MODULE_CHECK_VERSION(version);
  78         return ldb_register_module(&ldb_simple_dn_module_ops);
  79 }