lib/ldb/include/ldb_private.h

   1 /*
   2    ldb database library
   3
   4    Copyright (C) Andrew Tridgell    2004
   5    Copyright (C) Stefan Metzmacher  2004
   6    Copyright (C) Simo Sorce         2004-2005
   7
   8      ** NOTE! The following LGPL license applies to the ldb
   9      ** library. This does NOT imply that all of Samba is released
  10      ** under the LGPL
  11
  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 3 of the License, or (at your option) any later version.
  16
  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.
  21
  22    You should have received a copy of the GNU Lesser General Public
  23    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  24 */
  25
  26 /*
  27  *  Name: ldb
  28  *
  29  *  Component: ldb private header
  30  *
  31  *  Description: defines internal ldb structures used by the subsystem and modules
  32  *
  33  *  Author: Andrew Tridgell
  34  *  Author: Stefan Metzmacher
  35  */
  36
  37 #ifndef _LDB_PRIVATE_H_
  38 #define _LDB_PRIVATE_H_ 1
  39
  40 #include "replace.h"
  41 #include "system/filesys.h"
  42 #include "system/time.h"
  43 #include "ldb.h"
  44 #include "ldb_module.h"
  45
  46 struct ldb_context;
  47
  48 struct ldb_module_ops;
  49
  50 struct ldb_backend_ops;
  51
  52 #define LDB_HANDLE_FLAG_DONE_CALLED 1
  53 /* call is from an untrusted source - eg. over ldap:// */
  54 #define LDB_HANDLE_FLAG_UNTRUSTED   2
  55
  56 struct ldb_handle {
  57         int status;
  58         enum ldb_state state;
  59         struct ldb_context *ldb;
  60         unsigned flags;
  61         /* flags dedicated to be set by application using ldb */
  62         uint32_t custom_flags;
  63         unsigned nesting;
  64
  65         /* used for debugging */
  66         struct ldb_request *parent;
  67         const char *location;
  68 };
  69
  70 /* basic module structure */
  71 struct ldb_module {
  72         struct ldb_module *prev, *next;
  73         struct ldb_context *ldb;
  74         void *private_data;
  75         const struct ldb_module_ops *ops;
  76 };
  77
  78 /*
  79   schema related information needed for matching rules
  80 */
  81 struct ldb_schema {
  82         void *attribute_handler_override_private;
  83         ldb_attribute_handler_override_fn_t attribute_handler_override;
  84
  85         /* attribute handling table */
  86         unsigned num_attributes;
  87         struct ldb_schema_attribute *attributes;
  88
  89         unsigned num_dn_extended_syntax;
  90         struct ldb_dn_extended_syntax *dn_extended_syntax;
  91 };
  92
  93 /*
  94   every ldb connection is started by establishing a ldb_context
  95 */
  96 struct ldb_context {
  97         /* the operations provided by the backend */
  98         struct ldb_module *modules;
  99
 100         /* debugging operations */
 101         struct ldb_debug_ops debug_ops;
 102
 103         /* custom utf8 functions */
 104         struct ldb_utf8_fns utf8_fns;
 105
 106         /* backend specific opaque parameters */
 107         struct ldb_opaque {
 108                 struct ldb_opaque *next;
 109                 const char *name;
 110                 void *value;
 111         } *opaque;
 112
 113         struct ldb_schema schema;
 114
 115         char *err_string;
 116
 117         int transaction_active;
 118
 119         int default_timeout;
 120
 121         unsigned int flags;
 122
 123         unsigned int create_perms;
 124
 125         struct tevent_context *ev_ctx;
 126
 127         bool prepare_commit_done;
 128
 129         char *partial_debug;
 130
 131         struct poptOption *popt_options;
 132 };
 133
 134 /* The following definitions come from lib/ldb/common/ldb.c  */
 135
 136 extern const struct ldb_module_ops ldb_objectclass_module_ops;
 137 extern const struct ldb_module_ops ldb_paged_results_module_ops;
 138 extern const struct ldb_module_ops ldb_rdn_name_module_ops;
 139 extern const struct ldb_module_ops ldb_schema_module_ops;
 140 extern const struct ldb_module_ops ldb_asq_module_ops;
 141 extern const struct ldb_module_ops ldb_server_sort_module_ops;
 142 extern const struct ldb_module_ops ldb_ldap_module_ops;
 143 extern const struct ldb_module_ops ldb_ildap_module_ops;
 144 extern const struct ldb_module_ops ldb_paged_searches_module_ops;
 145 extern const struct ldb_module_ops ldb_tdb_module_ops;
 146 extern const struct ldb_module_ops ldb_skel_module_ops;
 147 extern const struct ldb_module_ops ldb_subtree_rename_module_ops;
 148 extern const struct ldb_module_ops ldb_subtree_delete_module_ops;
 149 extern const struct ldb_module_ops ldb_sqlite3_module_ops;
 150 extern const struct ldb_module_ops ldb_wins_ldb_module_ops;
 151 extern const struct ldb_module_ops ldb_ranged_results_module_ops;
 152
 153 extern const struct ldb_backend_ops ldb_tdb_backend_ops;
 154 extern const struct ldb_backend_ops ldb_sqlite3_backend_ops;
 155 extern const struct ldb_backend_ops ldb_ldap_backend_ops;
 156 extern const struct ldb_backend_ops ldb_ldapi_backend_ops;
 157 extern const struct ldb_backend_ops ldb_ldaps_backend_ops;
 158
 159 int ldb_setup_wellknown_attributes(struct ldb_context *ldb);
 160
 161 const char **ldb_subclass_list(struct ldb_context *ldb, const char *classname);
 162 void ldb_subclass_remove(struct ldb_context *ldb, const char *classname);
 163 int ldb_subclass_add(struct ldb_context *ldb, const char *classname, const char *subclass);
 164
 165 /* The following definitions come from lib/ldb/common/ldb_utf8.c */
 166 char *ldb_casefold_default(void *context, TALLOC_CTX *mem_ctx, const char *s, size_t n);
 167
 168 void ldb_dump_results(struct ldb_context *ldb, struct ldb_result *result, FILE *f);
 169
 170
 171 /* The following definitions come from lib/ldb/common/ldb_modules.c  */
 172
 173 const char **ldb_modules_list_from_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *string);
 174 int ldb_load_modules(struct ldb_context *ldb, const char *options[]);
 175
 176 struct ldb_val ldb_binary_decode(TALLOC_CTX *mem_ctx, const char *str);
 177
 178
 179 /* The following definitions come from lib/ldb/common/ldb_options.c  */
 180
 181 const char *ldb_options_find(struct ldb_context *ldb, const char *options[],
 182                              const char *option_name);
 183
 184 /* The following definitions come from lib/ldb/common/ldb_ldif.c  */
 185
 186 struct ldif_read_file_state {
 187         FILE *f;
 188         size_t line_no;
 189 };
 190
 191 struct ldb_ldif *ldb_ldif_read_file_state(struct ldb_context *ldb,
 192                                           struct ldif_read_file_state *state);
 193
 194 char *ldb_ldif_write_redacted_trace_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
 195                                            const struct ldb_ldif *ldif);
 196
 197 #endif