-int interface_add_address(struct interface *iface, struct device_addr *addr);
-void interface_del_address(struct interface *iface, struct device_addr *addr);
-void interface_del_ctx_addr(struct interface *iface, void *ctx);
-
-int interface_add_route(struct interface *iface, struct device_route *route);
-void interface_del_route(struct interface *iface, struct device_route *route);
-void interface_del_all_routes(struct interface *iface);