-/* OpenFlow protocol utility functions. */
-void *make_openflow(size_t openflow_len, uint8_t type, struct ofpbuf **);
-void *make_openflow_xid(size_t openflow_len, uint8_t type,
- uint32_t xid, struct ofpbuf **);
-void *put_openflow(size_t openflow_len, uint8_t type, struct ofpbuf *);
-void *put_openflow_xid(size_t openflow_len, uint8_t type, uint32_t xid,
- struct ofpbuf *);
-void update_openflow_length(struct ofpbuf *);
-struct ofpbuf *make_flow_mod(uint16_t command, const flow_t *,
- size_t actions_len);
-struct ofpbuf *make_add_flow(const flow_t *, uint32_t buffer_id,
- uint16_t max_idle, size_t actions_len);
-struct ofpbuf *make_del_flow(const flow_t *);
-struct ofpbuf *make_add_simple_flow(const flow_t *,
- uint32_t buffer_id, uint16_t out_port,
- uint16_t max_idle);
-struct ofpbuf *make_packet_in(uint32_t buffer_id, uint16_t in_port,
- uint8_t reason,
- const struct ofpbuf *payload, int max_send_len);
-struct ofpbuf *make_packet_out(const struct ofpbuf *packet, uint32_t buffer_id,
- uint16_t in_port,
- const struct ofp_action_header *,
- size_t n_actions);
-struct ofpbuf *make_buffered_packet_out(uint32_t buffer_id,
- uint16_t in_port, uint16_t out_port);
-struct ofpbuf *make_unbuffered_packet_out(const struct ofpbuf *packet,
- uint16_t in_port, uint16_t out_port);
-struct ofpbuf *make_echo_request(void);
-struct ofpbuf *make_echo_reply(const struct ofp_header *rq);
-int check_ofp_message(const struct ofp_header *, uint8_t type, size_t size);
-int check_ofp_message_array(const struct ofp_header *, uint8_t type,
- size_t size, size_t array_elt_size,
- size_t *n_array_elts);
-int check_ofp_packet_out(const struct ofp_header *, struct ofpbuf *data,
- int *n_actions, int max_ports);
-
-struct flow_stats_iterator {
- const uint8_t *pos, *end;
-};
-const struct ofp_flow_stats *flow_stats_first(struct flow_stats_iterator *,
- const struct ofp_stats_reply *);
-const struct ofp_flow_stats *flow_stats_next(struct flow_stats_iterator *);
-
-struct actions_iterator {
- const union ofp_action *pos, *end;
-};
-const union ofp_action *actions_first(struct actions_iterator *,
- const union ofp_action *,
- size_t n_actions);
-const union ofp_action *actions_next(struct actions_iterator *);
-int validate_actions(const union ofp_action *, size_t n_actions,
- int max_ports);
-
-void normalize_match(struct ofp_match *);
-
-static inline int
-ofp_mkerr(uint16_t type, uint16_t code)
-{
- assert(type > 0 && type <= 0x7fff);
- return (type << 16) | code;