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 th esubsystem 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 (*request)(struct ldb_module *, struct ldb_request *);
60 int (*start_transaction)(struct ldb_module *);
61 int (*end_transaction)(struct ldb_module *);
62 int (*del_transaction)(struct ldb_module *);
67 schema related information needed for matching rules
70 /* attribute handling table */
71 unsigned num_attrib_handlers;
72 struct ldb_attrib_handler *attrib_handlers;
74 /* objectclass information */
83 every ldb connection is started by establishing a ldb_context
86 /* the operations provided by the backend */
87 struct ldb_module *modules;
89 /* debugging operations */
90 struct ldb_debug_ops debug_ops;
92 /* backend specific opaque parameters */
94 struct ldb_opaque *next;
99 struct ldb_schema schema;
103 int transaction_active;
106 /* the modules init function */
107 #define LDB_MODULES_INIT_STAGE_1 1
108 #define LDB_MODULES_INIT_STAGE_2 2
109 typedef struct ldb_module *(*ldb_module_init_t)(struct ldb_context *, int stage, const char **);
112 #define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
116 simplify out of memory handling
118 #define ldb_oom(ldb) ldb_debug_set(ldb, LDB_DEBUG_FATAL, "ldb out of memory at %s:%d\n", __FILE__, __LINE__)
120 /* The following definitions come from lib/ldb/common/ldb_modules.c */
122 int ldb_load_modules(struct ldb_context *ldb, const char *options[]);
123 int ldb_next_request(struct ldb_module *module, struct ldb_request *request);
124 int ldb_next_start_trans(struct ldb_module *module);
125 int ldb_next_end_trans(struct ldb_module *module);
126 int ldb_next_del_trans(struct ldb_module *module);
128 void ldb_set_errstring(struct ldb_module *module, char *err_string);
130 /* The following definitions come from lib/ldb/common/ldb_debug.c */
131 void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
132 void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
133 const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4);
135 /* The following definitions come from lib/ldb/common/ldb_ldif.c */
136 int ldb_should_b64_encode(const struct ldb_val *val);
138 int ltdb_connect(struct ldb_context *ldb, const char *url,
140 const char *options[]);
141 int lldb_connect(struct ldb_context *ldb, const char *url,
143 const char *options[]);
144 int ildb_connect(struct ldb_context *ldb,
147 const char *options[]);
148 int lsqlite3_connect(struct ldb_context *ldb,
151 const char *options[]);
152 struct ldb_module *objectclass_module_init(struct ldb_context *ldb, int stage, const char *options[]);
153 struct ldb_module *operational_module_init(struct ldb_context *ldb, int stage, const char *options[]);
154 struct ldb_module *paged_results_module_init(struct ldb_context *ldb, int stage, const char *options[]);
155 struct ldb_module *rdn_name_module_init(struct ldb_context *ldb, int stage, const char *options[]);
156 struct ldb_module *schema_module_init(struct ldb_context *ldb, int stage, const char *options[]);
157 struct ldb_module *server_sort_module_init(struct ldb_context *ldb, int stage, const char *options[]);
160 int ldb_match_msg(struct ldb_context *ldb,
161 struct ldb_message *msg,
162 struct ldb_parse_tree *tree,
163 const struct ldb_dn *base,
164 enum ldb_scope scope);
166 void ldb_remove_attrib_handler(struct ldb_context *ldb, const char *attrib);
167 const struct ldb_attrib_handler *ldb_attrib_handler_syntax(struct ldb_context *ldb,
169 int ldb_set_attrib_handlers(struct ldb_context *ldb,
170 const struct ldb_attrib_handler *handlers,
171 unsigned num_handlers);
172 int ldb_setup_wellknown_attributes(struct ldb_context *ldb);
173 int ldb_set_attrib_handler_syntax(struct ldb_context *ldb,
174 const char *attr, const char *syntax);
176 /* The following definitions come from lib/ldb/common/ldb_attributes.c */
177 const char **ldb_subclass_list(struct ldb_context *ldb, const char *class);
178 void ldb_subclass_remove(struct ldb_context *ldb, const char *class);
179 int ldb_subclass_add(struct ldb_context *ldb, const char *class, const char *subclass);
181 int ldb_handler_copy(struct ldb_context *ldb, void *mem_ctx,
182 const struct ldb_val *in, struct ldb_val *out);
183 int ldb_comparison_binary(struct ldb_context *ldb, void *mem_ctx,
184 const struct ldb_val *v1, const struct ldb_val *v2);
186 /* The following definitions come from lib/ldb/common/ldb_controls.c */
187 struct ldb_control *get_control_from_list(struct ldb_control **controls, const char *oid);
188 int save_controls(struct ldb_control *exclude, struct ldb_request *req, struct ldb_control ***saver);
189 int check_critical_controls(struct ldb_control **controls);