usr.sbin/eigrpd/tlv.c

133 len_route_tlv(struct rinfo *ri)
137 	switch (ri->af) {
139 		len += sizeof(ri->nexthop.v4);
140 		len += PREFIX_SIZE4(ri->prefixlen);
143 		len += sizeof(ri->nexthop.v6);
144 		len += PREFIX_SIZE6(ri->prefixlen);
150 	len += sizeof(ri->metric);
151 	if (ri->type == EIGRP_ROUTE_EXTERNAL)
152 		len += sizeof(ri->emetric);
154 	len += sizeof(ri->prefixlen);
160 gen_route_tlv(struct ibuf *buf, struct rinfo *ri)
170 	switch (ri->af) {
181 	switch (ri->type) {
199 	switch (ri->af) {
201 		addr.s_addr = htonl(ri->nexthop.v4.s_addr);
204 		tlvlen += sizeof(ri->nexthop.v4);
207 		if (ibuf_add(buf, &ri->nexthop.v6, sizeof(ri->nexthop.v6)))
209 		tlvlen += sizeof(ri->nexthop.v6);
216 	if (ri->type == EIGRP_ROUTE_EXTERNAL) {
217 		emetric = ri->emetric;
229 	metric = ri->metric;
237 	if (ibuf_add(buf, &ri->prefixlen, sizeof(ri->prefixlen)))
239 	switch (ri->af) {
241 		pflen = PREFIX_SIZE4(ri->prefixlen);
242 		if (ibuf_add(buf, &ri->prefix.v4, pflen))
246 		pflen = PREFIX_SIZE6(ri->prefixlen);
247 		if (ibuf_add(buf, &ri->prefix.v6, pflen))
358 tlv_decode_route(int af, struct tlv *tlv, char *buf, struct rinfo *ri)
362 	ri->af = af;
363 	switch (ri->af) {
366 		max_plen = sizeof(ri->prefix.v4);
370 		max_plen = sizeof(ri->prefix.v6);
378 		ri->type = EIGRP_ROUTE_INTERNAL;
381 		ri->type = EIGRP_ROUTE_EXTERNAL;
398 		memcpy(&ri->nexthop.v4, buf + offset, sizeof(ri->nexthop.v4));
399 		offset += sizeof(ri->nexthop.v4);
402 		memcpy(&ri->nexthop.v6, buf + offset, sizeof(ri->nexthop.v6));
403 		offset += sizeof(ri->nexthop.v6);
410 	if (ri->type == EIGRP_ROUTE_EXTERNAL) {
411 		memcpy(&ri->emetric, buf + offset, sizeof(ri->emetric));
412 		ri->emetric.routerid = ntohl(ri->emetric.routerid);
413 		ri->emetric.as = ntohl(ri->emetric.as);
414 		ri->emetric.tag = ntohl(ri->emetric.tag);
415 		ri->emetric.metric = ntohl(ri->emetric.metric);
416 		ri->emetric.reserved = ntohs(ri->emetric.reserved);
417 		offset += sizeof(ri->emetric);
421 	memcpy(&ri->metric, buf + offset, sizeof(ri->metric));
422 	ri->metric.delay = ntohl(ri->metric.delay);
423 	ri->metric.bandwidth = ntohl(ri->metric.bandwidth);
424 	offset += sizeof(ri->metric);
427 	memcpy(&ri->prefixlen, buf + offset, sizeof(ri->prefixlen));
428 	offset += sizeof(ri->prefixlen);
449 		memset(&ri->prefix.v4, 0, sizeof(ri->prefix.v4));
450 		memcpy(&ri->prefix.v4, buf + offset, plen);
453 		memset(&ri->prefix.v6, 0, sizeof(ri->prefix.v6));
454 		memcpy(&ri->prefix.v6, buf + offset, plen);
461 	if (bad_addr(af, &ri->prefix) ||
462 	   (af == AF_INET6 && IN6_IS_SCOPE_EMBED(&ri->prefix.v6))) {
464 		    log_addr(af, &ri->prefix));
469 	eigrp_applymask(af, &ri->prefix, &ri->prefix, ri->prefixlen);