lib/ldb/modules/skel.c

   1 /*
   2    ldb database library
   3
   4    Copyright (C) Simo Sorce  2004
   5
   6      ** NOTE! The following LGPL license applies to the ldb
   7      ** library. This does NOT imply that all of Samba is released
   8      ** under the LGPL
   9
  10    This library is free software; you can redistribute it and/or
  11    modify it under the terms of the GNU Lesser General Public
  12    License as published by the Free Software Foundation; either
  13    version 3 of the License, or (at your option) any later version.
  14
  15    This library is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    Lesser General Public License for more details.
  19
  20    You should have received a copy of the GNU Lesser General Public
  21    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 /*
  25  *  Name: ldb
  26  *
  27  *  Component: ldb skel module
  28  *
  29  *  Description: example module
  30  *
  31  *  Author: Simo Sorce
  32  */
  33
  34 #include "replace.h"
  35 #include "system/filesys.h"
  36 #include "system/time.h"
  37 #include "ldb_module.h"
  38
  39 struct private_data {
  40
  41         char *some_private_data;
  42 };
  43
  44 /* search */
  45 static int skel_search(struct ldb_module *module, struct ldb_request *req)
  46 {
  47         return ldb_next_request(module, req);
  48 }
  49
  50 /* add */
  51 static int skel_add(struct ldb_module *module, struct ldb_request *req){
  52         return ldb_next_request(module, req);
  53 }
  54
  55 /* modify */
  56 static int skel_modify(struct ldb_module *module, struct ldb_request *req)
  57 {
  58         return ldb_next_request(module, req);
  59 }
  60
  61 /* delete */
  62 static int skel_delete(struct ldb_module *module, struct ldb_request *req)
  63 {
  64         return ldb_next_request(module, req);
  65 }
  66
  67 /* rename */
  68 static int skel_rename(struct ldb_module *module, struct ldb_request *req)
  69 {
  70         return ldb_next_request(module, req);
  71 }
  72
  73 /* start a transaction */
  74 static int skel_start_trans(struct ldb_module *module)
  75 {
  76         return ldb_next_start_trans(module);
  77 }
  78
  79 /* end a transaction */
  80 static int skel_end_trans(struct ldb_module *module)
  81 {
  82         return ldb_next_end_trans(module);
  83 }
  84
  85 /* delete a transaction */
  86 static int skel_del_trans(struct ldb_module *module)
  87 {
  88         return ldb_next_del_trans(module);
  89 }
  90
  91 static int skel_destructor(struct ldb_module *ctx)
  92 {
  93         struct private_data *data;
  94
  95         data = talloc_get_type(ldb_module_get_private(ctx), struct private_data);
  96
  97         /* put your clean-up functions here */
  98         if (data->some_private_data) talloc_free(data->some_private_data);
  99
 100         return 0;
 101 }
 102
 103 static int skel_request(struct ldb_module *module, struct ldb_request *req)
 104 {
 105         return ldb_next_request(module, req);
 106 }
 107
 108 static int skel_init(struct ldb_module *module)
 109 {
 110         struct ldb_context *ldb;
 111         struct private_data *data;
 112
 113         ldb = ldb_module_get_ctx(module);
 114
 115         data = talloc(module, struct private_data);
 116         if (data == NULL) {
 117                 ldb_oom(ldb);
 118                 return LDB_ERR_OPERATIONS_ERROR;
 119         }
 120
 121         data->some_private_data = NULL;
 122         ldb_module_set_private(module, data);
 123
 124         talloc_set_destructor (module, skel_destructor);
 125
 126         return ldb_next_init(module);
 127 }
 128
 129 static const struct ldb_module_ops ldb_skel_module_ops = {
 130         .name              = "skel",
 131         .init_context      = skel_init,
 132         .search            = skel_search,
 133         .add               = skel_add,
 134         .modify            = skel_modify,
 135         .del               = skel_delete,
 136         .rename            = skel_rename,
 137         .request           = skel_request,
 138         .start_transaction = skel_start_trans,
 139         .end_transaction   = skel_end_trans,
 140         .del_transaction   = skel_del_trans,
 141 };
 142
 143 int ldb_skel_init(const char *version)
 144 {
 145         LDB_MODULE_CHECK_VERSION(version);
 146         return ldb_register_module(&ldb_skel_module_ops);
 147 }