bsd/netinet/ip_input.c

583 ip_proto_dispatch_in_wrapper(struct mbuf *m, int hlen, u_int8_t proto)
585 	ip_proto_dispatch_in(m, hlen, proto, 0);
589 ip_proto_dispatch_in(struct mbuf *m, int hlen, u_int8_t proto,
619 					ip->ip_len = htons(ip->ip_len + hlen);
622 					ip->ip_sum = in_cksum(m, hlen);
626 				    hlen, proto);
652 		ip->ip_len = ntohs(ip->ip_len) - hlen;
660 		pr_input(m, hlen);
663 		pr_input(m, hlen);
677 	unsigned int    hlen, checkif;
749 		hlen = IP_VHL_HL(ip->ip_vhl) << 2;
769 		hlen = IP_VHL_HL(ip->ip_vhl) << 2;
775 		ip->ip_len = ntohs(ip->ip_len) - hlen;
777 		ip_proto_dispatch_in(m, hlen, ip->ip_p, inject_filter_ref);
800 	hlen = IP_VHL_HL(ip->ip_vhl) << 2;
801 	if (hlen < sizeof(struct ip)) {	/* minimum header length */
805 	if (hlen > m->m_len) {
806 		if ((m = m_pullup(m, hlen)) == 0) {
834 	sum = ip_cksum(m, hlen);
870 	if (ip->ip_len < hlen) {
923 		hlen = IP_VHL_HL(ip->ip_vhl) << 2;
1001 	if (hlen > sizeof (struct ip) && ip_dooptions(m, 0, args.fwa_next_hop)) {
1003 	if (hlen > sizeof (struct ip) && ip_dooptions(m, 0, NULL)) {
1166 	    && hlen == sizeof(struct ip)
1276 		ip->ip_len -= hlen;
1314 			hlen = IP_VHL_HL(ip->ip_vhl) << 2;
1319 				ip->ip_len += hlen;
1327 				ip->ip_sum = in_cksum(m, hlen);
1334 				ip->ip_len -= hlen;
1339 		ip->ip_len -= hlen;
1356 		ip->ip_len += hlen;
1416 				m = tcp_lro(m, hlen);
1421 			ip_proto_dispatch_in(m, hlen, ip->ip_p, 0);
1426 			ip_proto_dispatch_in(m, hlen, ip->ip_p, 0);
1430 			m = tcp_lro(m, hlen);
1434 		ip_proto_dispatch_in(m, hlen, ip->ip_p, 0);
1469 	int hlen = IP_VHL_HL(ip->ip_vhl) << 2;
1478 	m->m_data += hlen;
1479 	m->m_len -= hlen;
2845 ip_cksum(struct mbuf *m, int hlen)
2871 		sum = in_cksum(m, hlen);