270 	struct icmp6_hdr *icmp6;  in icmp6_error()  local
383 	icmp6 = (struct icmp6_hdr *)(nip6 + 1);  in icmp6_error()
384 	icmp6->icmp6_type = type;  in icmp6_error()
385 	icmp6->icmp6_code = code;  in icmp6_error()
386 	icmp6->icmp6_pptr = htonl((u_int32_t)param);  in icmp6_error()
403 icmp6_errmap(const struct icmp6_hdr *icmp6)  in icmp6_errmap()  argument
406 	switch (icmp6->icmp6_type) {  in icmp6_errmap()
408 		switch (icmp6->icmp6_code) {  in icmp6_errmap()
423 		switch (icmp6->icmp6_code) {  in icmp6_errmap()
432 		switch (icmp6->icmp6_code) {  in icmp6_errmap()
455 	struct icmp6_hdr *icmp6, *nicmp6;  in icmp6_input()  local
502 	icmp6 = (struct icmp6_hdr *)((caddr_t)ip6 + off);  in icmp6_input()
503 	code = icmp6->icmp6_code;  in icmp6_input()
507 		    icmp6->icmp6_type, sum,  in icmp6_input()
513 	ICMP6STAT_INC2(icp6s_inhist, icmp6->icmp6_type);  in icmp6_input()
515 	if (icmp6->icmp6_type < ICMP6_INFOMSG_MASK)  in icmp6_input()
519 	switch (icmp6->icmp6_type) {  in icmp6_input()
591 			bcopy(icmp6, nicmp6, sizeof(struct icmp6_hdr));  in icmp6_input()
729 			bcopy(icmp6, nicmp6, sizeof(struct icmp6_hdr));  in icmp6_input()
880 		    icmp6->icmp6_type, ip6_sprintf(ip6bufs, &ip6->ip6_src),  in icmp6_input()
883 		if (icmp6->icmp6_type < ICMP6_ECHO_REQUEST) {  in icmp6_input()
923 	struct icmp6_hdr *icmp6;  in icmp6_notify_error()  local
935 	if (m->m_len < off + sizeof(*icmp6) + sizeof(struct ip6_hdr)) {  in icmp6_notify_error()
936 		m = m_pullup(m, off + sizeof(*icmp6) + sizeof(struct ip6_hdr));  in icmp6_notify_error()
943 	icmp6 = (struct icmp6_hdr *)(mtod(m, caddr_t) + off);  in icmp6_notify_error()
944 	eip6 = (struct ip6_hdr *)(icmp6 + 1);  in icmp6_notify_error()
953 		int icmp6type = icmp6->icmp6_type;  in icmp6_notify_error()
1072 		icmp6 = (struct icmp6_hdr *)(mtod(m, caddr_t) + off);  in icmp6_notify_error()
1082 		eip6 = (struct ip6_hdr *)(icmp6 + 1);  in icmp6_notify_error()
1108 		ip6cp.ip6c_icmp6 = icmp6;  in icmp6_notify_error()
1109 		ip6cp.ip6c_ip6 = (struct ip6_hdr *)(icmp6 + 1);  in icmp6_notify_error()
1116 			notifymtu = ntohl(icmp6->icmp6_mtu);  in icmp6_notify_error()
1137 	struct icmp6_hdr *icmp6 = ip6cp->ip6c_icmp6;  in icmp6_mtudisc_update()  local
1139 	u_int mtu = ntohl(icmp6->icmp6_mtu);  in icmp6_mtudisc_update()
1938 	struct icmp6_hdr *icmp6;  in icmp6_rip6_input()  local
1943 	icmp6 = (struct icmp6_hdr *)((caddr_t)ip6 + off);  in icmp6_rip6_input()
1968 		if (ICMP6_FILTER_WILLBLOCK(icmp6->icmp6_type,  in icmp6_rip6_input()
2037 	struct icmp6_hdr *icmp6;  in icmp6_reflect()  local
2084 	icmp6 = (struct icmp6_hdr *)(ip6 + 1);  in icmp6_reflect()
2085 	type = icmp6->icmp6_type; /* keep type for statistics */  in icmp6_reflect()
2086 	code = icmp6->icmp6_code; /* ditto. */  in icmp6_reflect()
2154 	icmp6->icmp6_cksum = 0;  in icmp6_reflect()
2155 	icmp6->icmp6_cksum = in6_cksum(m, IPPROTO_ICMPV6,  in icmp6_reflect()