void ofproto_get_netflow_ids(const struct ofproto *,
uint8_t *engine_type, uint8_t *engine_id);
int ofproto_port_get_cfm_fault(const struct ofproto *, uint16_t ofp_port);
void ofproto_get_netflow_ids(const struct ofproto *,
uint8_t *engine_type, uint8_t *engine_id);
int ofproto_port_get_cfm_fault(const struct ofproto *, uint16_t ofp_port);