+ return (msg_storage_t) xbt_lib_get_elm_or_null(storage_lib,name);
+}
+
+/** \ingroup msg_storage_management
+ * \brief Returns a dynar containing all the storage elements declared at a given point of time
+ *
+ */
+xbt_dynar_t MSG_storages_as_dynar(void) {
+
+ xbt_lib_cursor_t cursor;
+ char *key;
+ void **data;
+ xbt_dynar_t res = xbt_dynar_new(sizeof(msg_storage_t),NULL);
+
+ xbt_lib_foreach(storage_lib, cursor, key, data) {
+ if(routing_get_network_element_type(key) == MSG_STORAGE_LEVEL) {
+ xbt_dictelm_t elm = xbt_dict_cursor_get_elm(cursor);
+ xbt_dynar_push(res, &elm);
+ }
+ }
+
+ return res;
+}
+
+/** \ingroup msg_storage_management
+ *
+ * \brief Set the user data of a #msg_storage_t.
+ * This functions checks whether some data has already been associated to \a storage
+ or not and attach \a data to \a storage if it is possible.
+ */
+msg_error_t MSG_storage_set_data(msg_storage_t storage, void *data)
+{
+ SIMIX_storage_set_data(storage,data);
+
+ return MSG_OK;