+struct ofpbuf *ofputil_encode_flow_removed(const struct ofputil_flow_removed *,
+ enum nx_flow_format);
+
+/* Abstract packet-in message. */
+struct ofputil_packet_in {
+ struct ofpbuf *packet;
+ uint16_t in_port;
+ uint8_t reason; /* One of OFPR_*. */
+
+ uint32_t buffer_id;
+ int send_len;
+};
+
+struct ofpbuf *ofputil_encode_packet_in(const struct ofputil_packet_in *,
+ struct ofpbuf *rw_packet);