4 Copyright (C) Simo Sorce 2008
6 ** NOTE! The following LGPL license applies to the ldb
7 ** library. This does NOT imply that all of Samba is released
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.
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.
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/>.
27 * Component: ldb module header
29 * Description: defines ldb modules structures and helpers
33 #ifndef _LDB_MODULE_H_
34 #define _LDB_MODULE_H_
42 these function pointers define the operations that a ldb module can intercept
44 struct ldb_module_ops {
46 int (*init_context) (struct ldb_module *);
47 int (*search)(struct ldb_module *, struct ldb_request *); /* search */
48 int (*add)(struct ldb_module *, struct ldb_request *); /* add */
49 int (*modify)(struct ldb_module *, struct ldb_request *); /* modify */
50 int (*del)(struct ldb_module *, struct ldb_request *); /* delete */
51 int (*rename)(struct ldb_module *, struct ldb_request *); /* rename */
52 int (*request)(struct ldb_module *, struct ldb_request *); /* match any other operation */
53 int (*extended)(struct ldb_module *, struct ldb_request *); /* extended operations */
54 int (*start_transaction)(struct ldb_module *);
55 int (*prepare_commit)(struct ldb_module *);
56 int (*end_transaction)(struct ldb_module *);
57 int (*del_transaction)(struct ldb_module *);
58 int (*sequence_number)(struct ldb_module *, struct ldb_request *);
63 /* The following definitions come from lib/ldb/common/ldb_debug.c */
64 void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
65 void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
66 const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
68 #define ldb_oom(ldb) ldb_debug_set(ldb, LDB_DEBUG_FATAL, "ldb out of memory at %s:%d\n", __FILE__, __LINE__)
70 /* The following definitions come from lib/ldb/common/ldb.c */
72 void ldb_request_set_state(struct ldb_request *req, int state);
73 int ldb_request_get_status(struct ldb_request *req);
75 unsigned int ldb_get_create_perms(struct ldb_context *ldb);
77 const struct ldb_schema_syntax *ldb_standard_syntax_by_name(struct ldb_context *ldb,
80 /* The following definitions come from lib/ldb/common/ldb_attributes.c */
82 int ldb_schema_attribute_add_with_syntax(struct ldb_context *ldb,
85 const struct ldb_schema_syntax *syntax);
86 int ldb_schema_attribute_add(struct ldb_context *ldb,
90 void ldb_schema_attribute_remove(struct ldb_context *ldb, const char *name);
92 /* we allow external code to override the name -> schema_attribute function */
93 typedef const struct ldb_schema_attribute *(*ldb_attribute_handler_override_fn_t)(struct ldb_context *, void *, const char *);
95 void ldb_schema_attribute_set_override_handler(struct ldb_context *ldb,
96 ldb_attribute_handler_override_fn_t override,
99 /* The following definitions come from lib/ldb/common/ldb_controls.c */
100 struct ldb_control *get_control_from_list(struct ldb_control **controls, const char *oid);
101 int save_controls(struct ldb_control *exclude, struct ldb_request *req, struct ldb_control ***saver);
102 int check_critical_controls(struct ldb_control **controls);
104 /* The following definitions come from lib/ldb/common/ldb_ldif.c */
105 int ldb_should_b64_encode(const struct ldb_val *val);
107 /* The following definitions come from lib/ldb/common/ldb_match.c */
108 int ldb_match_msg(struct ldb_context *ldb,
109 const struct ldb_message *msg,
110 const struct ldb_parse_tree *tree,
112 enum ldb_scope scope);
114 /* The following definitions come from lib/ldb/common/ldb_modules.c */
116 struct ldb_module *ldb_module_new(TALLOC_CTX *memctx,
117 struct ldb_context *ldb,
118 const char *module_name,
119 const struct ldb_module_ops *ops);
121 const char * ldb_module_get_name(struct ldb_module *module);
122 struct ldb_context *ldb_module_get_ctx(struct ldb_module *module);
123 void *ldb_module_get_private(struct ldb_module *module);
124 void ldb_module_set_private(struct ldb_module *module, void *private_data);
126 int ldb_next_request(struct ldb_module *module, struct ldb_request *request);
127 int ldb_next_start_trans(struct ldb_module *module);
128 int ldb_next_end_trans(struct ldb_module *module);
129 int ldb_next_del_trans(struct ldb_module *module);
130 int ldb_next_init(struct ldb_module *module);
132 void ldb_set_errstring(struct ldb_context *ldb, const char *err_string);
133 void ldb_asprintf_errstring(struct ldb_context *ldb, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
134 void ldb_reset_err_string(struct ldb_context *ldb);
136 const char *ldb_default_modules_dir(void);
138 int ldb_register_module(const struct ldb_module_ops *);
140 typedef int (*ldb_connect_fn)(struct ldb_context *ldb, const char *url,
141 unsigned int flags, const char *options[],
142 struct ldb_module **module);
144 struct ldb_backend_ops {
146 ldb_connect_fn connect_fn;
149 const char *ldb_default_modules_dir(void);
151 int ldb_register_backend(const char *url_prefix, ldb_connect_fn);
153 struct ldb_handle *ldb_handle_new(TALLOC_CTX *mem_ctx, struct ldb_context *ldb);
155 int ldb_module_send_entry(struct ldb_request *req,
156 struct ldb_message *msg,
157 struct ldb_control **ctrls);
159 int ldb_module_send_referral(struct ldb_request *req,
162 int ldb_module_done(struct ldb_request *req,
163 struct ldb_control **ctrls,
164 struct ldb_extended *response,
167 int ldb_mod_register_control(struct ldb_module *module, const char *oid);