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Lines Matching refs:hlen

418 	unsigned hlen = basehlen + sizeof(struct tcphdr);
421 	if (max_linkhdr + hlen > MHLEN)
423 	while ((oldhlen = max_protohdr) < hlen)
424 		atomic_cas_uint(&max_protohdr, oldhlen, hlen);
453 	int hlen;
457 		hlen = sizeof(struct ip);
471 		hlen = sizeof(struct ip6_hdr);
482 	KASSERT(hlen + sizeof(struct tcphdr) <= MCLBYTES);
485 	if (m && m->m_len == hlen + sizeof(struct tcphdr)) {
491 		if (m && hlen + sizeof(struct tcphdr) > MHLEN) {
501 		m->m_pkthdr.len = m->m_len = hlen + sizeof(struct tcphdr);
506 	n = (struct tcphdr *)(mtod(m, char *) + hlen);
513 		mtod(m, struct ip *)->ip_hl = hlen >> 2;
609 	int hlen;
636 			hlen = sizeof(struct ip);
641 			hlen = sizeof(struct ip6_hdr);
689 			hlen = sizeof(struct ip);
695 			hlen = sizeof(struct ip6_hdr);
711 		if (m->m_len > hlen + tlen && (m->m_flags & M_EXT) == 0 &&
712 		    mtod(m, char *) + hlen == (char *)th0) {
713 			m->m_len = hlen + tlen;
719 			KASSERT(max_linkhdr + hlen + tlen <= MCLBYTES);
722 			if (n && max_linkhdr + hlen + tlen > MHLEN) {
736 			n->m_len = hlen + tlen;
737 			m_copyback(n, 0, hlen, mtod(m, void *));
738 			m_copyback(n, hlen, tlen, (void *)th0);
782 	m->m_len = hlen + tlen;
783 	m->m_pkthdr.len = hlen + tlen;
796 		th->th_sum = in_cksum(m, hlen + tlen);
797 		ip->ip_len = htons(hlen + tlen);
2149 	u_int hlen;
2154 		hlen = sizeof(struct ip6_hdr);
2158 		hlen = sizeof(struct ip);
2161 		hlen = 0;
2164 	hlen += sizeof(struct tcphdr);
2168 		hlen += TCPOLEN_TSTAMP_APPA;
2171 		hlen += TCPOLEN_SIGLEN;
2173 	return hlen;