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/* A handy macro to report Out of Memory conditions */
#define map_oom(module) ldb_set_errstring(module->ldb, talloc_asprintf(module, "Out of Memory"));
/* The type of search callback functions */
typedef int (*ldb_search_callback)(struct ldb_context *, void *, struct ldb_reply *);
/* The special DN from which the local and remote base DNs are fetched */
#define MAP_DN_NAME "@MAP"
#define MAP_DN_FROM "@FROM"
#define MAP_DN_TO "@TO"
/* Private data structures
* ======================= */
/* Context data for mapped requests */
struct map_context {
enum map_step {
MAP_SEARCH_REMOTE,
MAP_ADD_REMOTE,
MAP_ADD_LOCAL,
MAP_SEARCH_SELF_MODIFY,
MAP_MODIFY_REMOTE,
MAP_MODIFY_LOCAL,
MAP_SEARCH_SELF_DELETE,
MAP_DELETE_REMOTE,
MAP_DELETE_LOCAL,
MAP_SEARCH_SELF_RENAME,
MAP_RENAME_REMOTE,
MAP_RENAME_FIXUP,
MAP_RENAME_LOCAL
} step;
struct ldb_module *module;
const struct ldb_dn *local_dn;
const struct ldb_parse_tree *local_tree;
const char * const *local_attrs;
const char * const *remote_attrs;
const char * const *all_attrs;
struct ldb_request *orig_req;
struct ldb_request *local_req;
struct ldb_request *remote_req;
struct ldb_request *down_req;
struct ldb_request *search_req;
/* for search, we may have a lot of contexts */
int num_searches;
struct ldb_request **search_reqs;
};
/* Context data for mapped search requests */
struct map_search_context {
struct map_context *ac;
struct ldb_reply *local_res;
struct ldb_reply *remote_res;
};
/* Common operations
* ================= */
/* The following definitions come from lib/ldb/modules/ldb_map.c */
const struct ldb_map_context *map_get_context(struct ldb_module *module);
struct map_search_context *map_init_search_context(struct map_context *ac, struct ldb_reply *ares);
struct ldb_handle *map_init_handle(struct ldb_request *req, struct ldb_module *module);
int ldb_next_remote_request(struct ldb_module *module, struct ldb_request *request);
BOOL map_check_local_db(struct ldb_module *module);
BOOL map_attr_check_remote(const struct ldb_map_context *data, const char *attr);
BOOL ldb_dn_check_local(struct ldb_module *module, const struct ldb_dn *dn);
const struct ldb_map_attribute *map_attr_find_local(const struct ldb_map_context *data, const char *name);
const struct ldb_map_attribute *map_attr_find_remote(const struct ldb_map_context *data, const char *name);
const char *map_attr_map_local(void *mem_ctx, const struct ldb_map_attribute *map, const char *attr);
const char *map_attr_map_remote(void *mem_ctx, const struct ldb_map_attribute *map, const char *attr);
int map_attrs_merge(struct ldb_module *module, void *mem_ctx, const char ***attrs, const char * const *more_attrs);
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);
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);
struct ldb_dn *ldb_dn_map_local(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
struct ldb_dn *ldb_dn_map_remote(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
struct ldb_dn *ldb_dn_map_rebase_remote(struct ldb_module *module, void *mem_ctx, const struct ldb_dn *dn);
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);
struct ldb_request *map_search_self_req(struct map_context *ac, const struct ldb_dn *dn);
struct ldb_request *map_build_fixup_req(struct map_context *ac, const struct ldb_dn *olddn, const struct ldb_dn *newdn);
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);
/* LDB Requests
* ============ */
/* The following definitions come from lib/ldb/modules/ldb_map_inbound.c */
int map_add_do_remote(struct ldb_handle *handle);
int map_add_do_local(struct ldb_handle *handle);
int map_add(struct ldb_module *module, struct ldb_request *req);
int map_modify_do_remote(struct ldb_handle *handle);
int map_modify_do_local(struct ldb_handle *handle);
int map_modify(struct ldb_module *module, struct ldb_request *req);
int map_delete_do_remote(struct ldb_handle *handle);
int map_delete_do_local(struct ldb_handle *handle);
int map_delete(struct ldb_module *module, struct ldb_request *req);
int map_rename_do_remote(struct ldb_handle *handle);
int map_rename_do_fixup(struct ldb_handle *handle);
int map_rename_do_local(struct ldb_handle *handle);
int map_rename(struct ldb_module *module, struct ldb_request *req);
/* The following definitions come from lib/ldb/modules/ldb_map_outbound.c */
int map_search(struct ldb_module *module, struct ldb_request *req);
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