4 Copyright (C) Andrew Tridgell 2004
5 Copyright (C) Stefan Metzmacher 2004
6 Copyright (C) Simo Sorce 2004-2005
8 ** NOTE! The following LGPL license applies to the ldb
9 ** library. This does NOT imply that all of Samba is released
12 This library is free software; you can redistribute it and/or
13 modify it under the terms of the GNU Lesser General Public
14 License as published by the Free Software Foundation; either
15 version 2 of the License, or (at your option) any later version.
17 This library is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 Lesser General Public License for more details.
22 You should have received a copy of the GNU Lesser General Public
23 License along with this library; if not, write to the Free Software
24 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 * Component: ldb private header
32 * Description: defines internal ldb structures used by the subsystem and modules
34 * Author: Andrew Tridgell
35 * Author: Stefan Metzmacher
38 #ifndef _LDB_PRIVATE_H_
39 #define _LDB_PRIVATE_H_ 1
43 struct ldb_module_ops;
45 /* basic module structure */
47 struct ldb_module *prev, *next;
48 struct ldb_context *ldb;
50 const struct ldb_module_ops *ops;
54 these function pointers define the operations that a ldb module must perform
55 they correspond exactly to the ldb_*() interface
57 struct ldb_module_ops {
59 int (*init_context) (struct ldb_module *);
60 int (*request)(struct ldb_module *, struct ldb_request *);
61 int (*start_transaction)(struct ldb_module *);
62 int (*end_transaction)(struct ldb_module *);
63 int (*del_transaction)(struct ldb_module *);
64 int (*async_wait)(struct ldb_module *, struct ldb_async_handle *, enum ldb_async_wait_type);
67 typedef int (*ldb_connect_fn) (struct ldb_context *ldb, const char *url, unsigned int flags, const char *options[]);
70 schema related information needed for matching rules
73 /* attribute handling table */
74 unsigned num_attrib_handlers;
75 struct ldb_attrib_handler *attrib_handlers;
77 /* objectclass information */
86 every ldb connection is started by establishing a ldb_context
89 /* the operations provided by the backend */
90 struct ldb_module *modules;
92 /* debugging operations */
93 struct ldb_debug_ops debug_ops;
95 /* custom utf8 functions */
96 struct ldb_utf8_fns utf8_fns;
98 /* backend specific opaque parameters */
100 struct ldb_opaque *next;
105 struct ldb_schema schema;
109 int transaction_active;
111 /* a backend supplied highestCommittedUSN function */
112 uint64_t (*sequence_number)(struct ldb_context *);
116 #define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
120 simplify out of memory handling
122 #define ldb_oom(ldb) ldb_debug_set(ldb, LDB_DEBUG_FATAL, "ldb out of memory at %s:%d\n", __FILE__, __LINE__)
124 /* The following definitions come from lib/ldb/common/ldb_modules.c */
126 int ldb_load_modules(struct ldb_context *ldb, const char *options[]);
127 int ldb_next_request(struct ldb_module *module, struct ldb_request *request);
128 int ldb_next_start_trans(struct ldb_module *module);
129 int ldb_next_end_trans(struct ldb_module *module);
130 int ldb_next_del_trans(struct ldb_module *module);
131 int ldb_next_init(struct ldb_module *module);
133 void ldb_set_errstring(struct ldb_context *ldb, char *err_string);
134 void ldb_reset_err_string(struct ldb_context *ldb);
136 int ldb_register_module(const struct ldb_module_ops *);
137 int ldb_register_backend(const char *url_prefix, ldb_connect_fn);
139 /* The following definitions come from lib/ldb/common/ldb_debug.c */
140 void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
141 void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
142 const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
144 /* The following definitions come from lib/ldb/common/ldb_ldif.c */
145 int ldb_should_b64_encode(const struct ldb_val *val);
147 int ldb_objectclass_init(void);
148 int ldb_operational_init(void);
149 int ldb_paged_results_init(void);
150 int ldb_rdn_name_init(void);
151 int ldb_schema_init(void);
152 int ldb_sort_init(void);
153 int ldb_ldap_init(void);
154 int ldb_ildap_init(void);
155 int ldb_tdb_init(void);
156 int ldb_sqlite3_init(void);
158 int ldb_match_msg(struct ldb_context *ldb,
159 struct ldb_message *msg,
160 struct ldb_parse_tree *tree,
161 const struct ldb_dn *base,
162 enum ldb_scope scope);
164 void ldb_remove_attrib_handler(struct ldb_context *ldb, const char *attrib);
165 const struct ldb_attrib_handler *ldb_attrib_handler_syntax(struct ldb_context *ldb,
167 int ldb_set_attrib_handlers(struct ldb_context *ldb,
168 const struct ldb_attrib_handler *handlers,
169 unsigned num_handlers);
170 int ldb_setup_wellknown_attributes(struct ldb_context *ldb);
171 int ldb_set_attrib_handler_syntax(struct ldb_context *ldb,
172 const char *attr, const char *syntax);
174 /* The following definitions come from lib/ldb/common/ldb_attributes.c */
175 const char **ldb_subclass_list(struct ldb_context *ldb, const char *class);
176 void ldb_subclass_remove(struct ldb_context *ldb, const char *class);
177 int ldb_subclass_add(struct ldb_context *ldb, const char *class, const char *subclass);
179 int ldb_handler_copy(struct ldb_context *ldb, void *mem_ctx,
180 const struct ldb_val *in, struct ldb_val *out);
181 int ldb_comparison_binary(struct ldb_context *ldb, void *mem_ctx,
182 const struct ldb_val *v1, const struct ldb_val *v2);
184 /* The following definitions come from lib/ldb/common/ldb_controls.c */
185 struct ldb_control *get_control_from_list(struct ldb_control **controls, const char *oid);
186 int save_controls(struct ldb_control *exclude, struct ldb_request *req, struct ldb_control ***saver);
187 int check_critical_controls(struct ldb_control **controls);
189 /* The following definitions come from lib/ldb/common/ldb_utf8.c */
190 char *ldb_casefold_default(void *context, void *mem_ctx, const char *s);