bsd/net/bridgestp.c

331     struct bstp_config_unit *cu)
335 	cu->cu_pv.pv_root_id =
344 	cu->cu_pv.pv_dbridge_id =
353 	cu->cu_pv.pv_cost = ntohl(cpdu->cbu_rootpathcost);
354 	cu->cu_message_age = ntohs(cpdu->cbu_messageage);
355 	cu->cu_max_age = ntohs(cpdu->cbu_maxage);
356 	cu->cu_hello_time = ntohs(cpdu->cbu_hellotime);
357 	cu->cu_forward_delay = ntohs(cpdu->cbu_forwarddelay);
358 	cu->cu_pv.pv_dport_id = ntohs(cpdu->cbu_portid);
359 	cu->cu_pv.pv_port_id = bp->bp_port_id;
360 	cu->cu_message_type = cpdu->cbu_bpdutype;
368 			cu->cu_role = BSTP_ROLE_DESIGNATED;
376 	cu->cu_topology_change_ack =
378 	cu->cu_proposal =
380 	cu->cu_agree =
382 	cu->cu_learning =
384 	cu->cu_forwarding =
386 	cu->cu_topology_change =
391 			cu->cu_role = BSTP_ROLE_ROOT;
394 			cu->cu_role = BSTP_ROLE_ALTERNATE;
397 			cu->cu_role = BSTP_ROLE_DESIGNATED;
614 	struct bstp_config_unit *cu = &bp->bp_msg_cu;
628 		bstp_decode_bpdu(bp, &cpdu, cu);
629 		bstp_received_bpdu(bs, bp, cu);
639 	struct bstp_config_unit *cu = &bp->bp_msg_cu;
649 	bstp_decode_bpdu(bp, &cpdu, cu);
650 	bstp_received_bpdu(bs, bp, cu);
663     struct bstp_config_unit *cu)
676 	type = bstp_pdu_rcvtype(bp, cu);
684 			if (cu->cu_proposal && cu->cu_forwarding == 0)
686 			if (cu->cu_topology_change)
688 			if (cu->cu_topology_change_ack)
696 			bp->bp_port_pv = cu->cu_pv;
697 			bp->bp_port_msg_age = cu->cu_message_age;
698 			bp->bp_port_max_age = cu->cu_max_age;
699 			bp->bp_port_fdelay = cu->cu_forward_delay;
701 				(cu->cu_hello_time > BSTP_MIN_HELLO_TIME ?
702 				 cu->cu_hello_time : BSTP_MIN_HELLO_TIME);
712 			if (cu->cu_proposal && cu->cu_forwarding == 0)
714 			if (cu->cu_topology_change)
716 			if (cu->cu_topology_change_ack)
724 			if (cu->cu_learning) {
735 			if (cu->cu_agree && bp->bp_ptp_link) {
741 			if (cu->cu_topology_change)
743 			if (cu->cu_topology_change_ack)
755 bstp_pdu_rcvtype(struct bstp_port *bp, struct bstp_config_unit *cu)
762 	switch (cu->cu_role) {
764 		if (bstp_info_superior(&bp->bp_port_pv, &cu->cu_pv))
767 		else if (bstp_info_cmp(&bp->bp_port_pv, &cu->cu_pv) ==
769 			if (bp->bp_port_msg_age != cu->cu_message_age ||
770 			    bp->bp_port_max_age != cu->cu_max_age ||
771 			    bp->bp_port_fdelay != cu->cu_forward_delay ||
772 			    bp->bp_port_htime != cu->cu_hello_time)
787 		if (bstp_info_cmp(&bp->bp_port_pv, &cu->cu_pv) <= INFO_SAME)