source/lib/ldb/modules/ldb_map_private.h

   1
   2 /* A handy macro to report Out of Memory conditions */
   3 #define map_oom(module) ldb_set_errstring(module->ldb, talloc_asprintf(module, "Out of Memory"));
   4
   5 /* The type of search callback functions */
   6 typedef int (*ldb_search_callback)(struct ldb_context *, void *, struct ldb_reply *);
   7
   8 /* The special DN from which the local and remote base DNs are fetched */
   9 #define MAP_DN_NAME     "@MAP"
  10 #define MAP_DN_FROM     "@FROM"
  11 #define MAP_DN_TO       "@TO"
  12
  13 /* Private data structures
  14  * ======================= */
  15
  16 /* Context data for mapped requests */
  17 struct map_context {
  18         enum map_step {
  19                 MAP_SEARCH_REMOTE,
  20                 MAP_ADD_REMOTE,
  21                 MAP_ADD_LOCAL,
  22                 MAP_SEARCH_SELF_MODIFY,
  23                 MAP_MODIFY_REMOTE,
  24                 MAP_MODIFY_LOCAL,
  25                 MAP_SEARCH_SELF_DELETE,
  26                 MAP_DELETE_REMOTE,
  27                 MAP_DELETE_LOCAL,
  28                 MAP_SEARCH_SELF_RENAME,
  29                 MAP_RENAME_REMOTE,
  30                 MAP_RENAME_FIXUP,
  31                 MAP_RENAME_LOCAL
  32         } step;
  33
  34         struct ldb_module *module;
  35
  36         const struct ldb_dn *local_dn;
  37         const struct ldb_parse_tree *local_tree;
  38         const char * const *local_attrs;
  39         const char * const *remote_attrs;
  40         const char * const *all_attrs;
  41
  42         struct ldb_request *orig_req;
  43         struct ldb_request *local_req;
  44         struct ldb_request *remote_req;
  45         struct ldb_request *down_req;
  46         struct ldb_request *search_req;
  47
  48         /* for search, we may have a lot of contexts */
  49         int num_searches;
  50         struct ldb_request **search_reqs;
  51 };
  52
  53 /* Context data for mapped search requests */
  54 struct map_search_context {
  55         struct map_context *ac;
  56         struct ldb_reply *local_res;
  57         struct ldb_reply *remote_res;
  58 };
  59
  60
  61 /* Common operations
  62  * ================= */
  63
  64 /* The following definitions come from lib/ldb/modules/ldb_map.c */
  65 const struct ldb_map_context *map_get_context(struct ldb_module *module);
  66 struct map_search_context *map_init_search_context(struct map_context *ac, struct ldb_reply *ares);
  67 struct ldb_handle *map_init_handle(struct ldb_request *req, struct ldb_module *module);
  68
  69 int ldb_next_remote_request(struct ldb_module *module, struct ldb_request *request);
  70
  71 BOOL map_check_local_db(struct ldb_module *module);
  72 BOOL map_attr_check_remote(const struct ldb_map_context *data, const char *attr);
  73 BOOL ldb_dn_check_local(struct ldb_module *module, const struct ldb_dn *dn);
  74
  75 const struct ldb_map_attribute *map_attr_find_local(const struct ldb_map_context *data, const char *name);
  76 const struct ldb_map_attribute *map_attr_find_remote(const struct ldb_map_context *data, const char *name);
  77
  78 const char *map_attr_map_local(void *mem_ctx, const struct ldb_map_attribute *map, const char *attr);
  79 const char *map_attr_map_remote(void *mem_ctx, const struct ldb_map_attribute *map, const char *attr);
  80 int map_attrs_merge(struct ldb_module *module, void *mem_ctx, const char ***attrs, const char * const *more_attrs);
  81
  82 struct ldb_val ldb_val_map_local(struct ldb_module *module, void *mem_ctx, const struct ldb_map_attribute *map, const struct ldb_val *val);
  83 struct ldb_val ldb_val_map_remote(struct ldb_module *module, void *mem_ctx, const struct ldb_map_attribute *map, const struct ldb_val *val);
  84
  85 struct ldb_dn *ldb_dn_map_local(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
  86 struct ldb_dn *ldb_dn_map_remote(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
  87 struct ldb_dn *ldb_dn_map_rebase_remote(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
  88
  89 struct ldb_request *map_search_base_req(struct map_context *ac, const struct ldb_dn *dn, const char * const *attrs, const struct ldb_parse_tree *tree, void *context, ldb_search_callback callback);
  90 struct ldb_request *map_search_self_req(struct map_context *ac, const struct ldb_dn *dn);
  91 struct ldb_request *map_build_fixup_req(struct map_context *ac, const struct ldb_dn *olddn, const struct ldb_dn *newdn);
  92
  93 int map_subtree_collect_remote_simple(struct ldb_module *module, void *mem_ctx, struct ldb_parse_tree **new, const struct ldb_parse_tree *tree, const struct ldb_map_attribute *map);
  94
  95 /* LDB Requests
  96  * ============ */
  97
  98 /* The following definitions come from lib/ldb/modules/ldb_map_inbound.c */
  99 int map_add_do_remote(struct ldb_handle *handle);
 100 int map_add_do_local(struct ldb_handle *handle);
 101 int map_add(struct ldb_module *module, struct ldb_request *req);
 102
 103 int map_modify_do_remote(struct ldb_handle *handle);
 104 int map_modify_do_local(struct ldb_handle *handle);
 105 int map_modify(struct ldb_module *module, struct ldb_request *req);
 106
 107 int map_delete_do_remote(struct ldb_handle *handle);
 108 int map_delete_do_local(struct ldb_handle *handle);
 109 int map_delete(struct ldb_module *module, struct ldb_request *req);
 110
 111 int map_rename_do_remote(struct ldb_handle *handle);
 112 int map_rename_do_fixup(struct ldb_handle *handle);
 113 int map_rename_do_local(struct ldb_handle *handle);
 114 int map_rename(struct ldb_module *module, struct ldb_request *req);
 115
 116 /* The following definitions come from lib/ldb/modules/ldb_map_outbound.c */
 117 int map_search(struct ldb_module *module, struct ldb_request *req);