-enum nx_flow_format ofconn_get_flow_format(struct ofconn *);
-void ofconn_set_flow_format(struct ofconn *, enum nx_flow_format);
+enum ofputil_protocol ofconn_get_protocol(struct ofconn *);
+void ofconn_set_protocol(struct ofconn *, enum ofputil_protocol);
+
+enum nx_packet_in_format ofconn_get_packet_in_format(struct ofconn *);
+void ofconn_set_packet_in_format(struct ofconn *, enum nx_packet_in_format);
+
+void ofconn_set_controller_id(struct ofconn *, uint16_t controller_id);
+
+void ofconn_set_invalid_ttl_to_controller(struct ofconn *, bool);
+bool ofconn_get_invalid_ttl_to_controller(struct ofconn *);