gonzui

t2ex

bsd_source/t2ex/network/net/src_bsd/netinet/udp_usrreq.c - 51.8KB - 1,650 lines

447:          */
448:         ip = mtod(m, struct ip *);
449:         IP6_EXTHDR_GET(uh, struct udphdr *, m, iphlen, sizeof(struct udphdr));
604: 
605:         ip6 = mtod(m, struct ip6_hdr *);
606: 
1204:          */
1205:         ui = mtod(m, struct udpiphdr *);
1206:         ui->ui_pr = IPPROTO_UDP;
1551:         len = m->m_len - off;
1552:         data = mtod(m, char *) + off;
1553:         inp = sotoinpcb(so);
1607:         iphdrlen = off - sizeof(struct udphdr);
1608:         memmove(mtod(m, char *) + skip, mtod(m, void *), iphdrlen);
1609:         m_adj(m, skip);
1610: 
1611:         ip = mtod(m, struct ip *);
1612:         ip->ip_len = htons(ntohs(ip->ip_len) - skip);