+XBT_PUBLIC(int) MSG_file_unlink(msg_file_t fd);
+XBT_PUBLIC(xbt_dict_t) MSG_file_ls(const char *mount, const char *path);
+
+/************************** AS Router handling ************************************/
+XBT_PUBLIC(const char *) MSG_as_router_get_property_value(const char* asr, const char *name);
+XBT_PUBLIC(xbt_dict_t) MSG_as_router_get_properties(const char* asr);
+XBT_PUBLIC(void) MSG_as_router_set_property_value(const char* asr, const char *name, char *value,void_f_pvoid_t free_ctn);