| udp_usrreq.c (119132) | udp_usrreq.c (119178) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1988, 1990, 1993, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)udp_usrreq.c 8.6 (Berkeley) 5/23/95 | 1/* 2 * Copyright (c) 1982, 1986, 1988, 1990, 1993, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)udp_usrreq.c 8.6 (Berkeley) 5/23/95 |
| 34 * $FreeBSD: head/sys/netinet/udp_usrreq.c 119132 2003-08-19 17:11:46Z sam $ | 34 * $FreeBSD: head/sys/netinet/udp_usrreq.c 119178 2003-08-20 14:46:40Z bms $ |
| 35 */ 36 37#include "opt_ipsec.h" 38#include "opt_inet6.h" 39#include "opt_mac.h" 40 41#include <sys/param.h> 42#include <sys/systm.h> --- 645 unchanged lines hidden (view full) --- 688 struct thread *td; 689{ 690 register struct udpiphdr *ui; 691 register int len = m->m_pkthdr.len; 692 struct in_addr faddr, laddr; 693 struct cmsghdr *cm; 694 struct sockaddr_in *sin, src; 695 int error = 0; | 35 */ 36 37#include "opt_ipsec.h" 38#include "opt_inet6.h" 39#include "opt_mac.h" 40 41#include <sys/param.h> 42#include <sys/systm.h> --- 645 unchanged lines hidden (view full) --- 688 struct thread *td; 689{ 690 register struct udpiphdr *ui; 691 register int len = m->m_pkthdr.len; 692 struct in_addr faddr, laddr; 693 struct cmsghdr *cm; 694 struct sockaddr_in *sin, src; 695 int error = 0; |
| 696 int ipflags; |
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| 696 u_short fport, lport; 697 698#ifdef MAC 699 mac_create_mbuf_from_socket(inp->inp_socket, m); 700#endif 701 702 if (len + sizeof(struct udpiphdr) > IP_MAXPACKET) { 703 error = EMSGSIZE; --- 112 unchanged lines hidden (view full) --- 816 bzero(ui->ui_x1, sizeof(ui->ui_x1)); /* XXX still needed? */ 817 ui->ui_pr = IPPROTO_UDP; 818 ui->ui_src = laddr; 819 ui->ui_dst = faddr; 820 ui->ui_sport = lport; 821 ui->ui_dport = fport; 822 ui->ui_ulen = htons((u_short)len + sizeof(struct udphdr)); 823 | 697 u_short fport, lport; 698 699#ifdef MAC 700 mac_create_mbuf_from_socket(inp->inp_socket, m); 701#endif 702 703 if (len + sizeof(struct udpiphdr) > IP_MAXPACKET) { 704 error = EMSGSIZE; --- 112 unchanged lines hidden (view full) --- 817 bzero(ui->ui_x1, sizeof(ui->ui_x1)); /* XXX still needed? */ 818 ui->ui_pr = IPPROTO_UDP; 819 ui->ui_src = laddr; 820 ui->ui_dst = faddr; 821 ui->ui_sport = lport; 822 ui->ui_dport = fport; 823 ui->ui_ulen = htons((u_short)len + sizeof(struct udphdr)); 824 |
| 825 ipflags = inp->inp_socket->so_options & (SO_DONTROUTE | SO_BROADCAST); 826 if (inp->inp_flags & INP_ONESBCAST) 827 ipflags |= IP_SENDONES; 828 |
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| 824 /* 825 * Set up checksum and output datagram. 826 */ 827 if (udpcksum) { 828 ui->ui_sum = in_pseudo(ui->ui_src.s_addr, ui->ui_dst.s_addr, 829 htons((u_short)len + sizeof(struct udphdr) + IPPROTO_UDP)); 830 m->m_pkthdr.csum_flags = CSUM_UDP; 831 m->m_pkthdr.csum_data = offsetof(struct udphdr, uh_sum); 832 } else { 833 ui->ui_sum = 0; 834 } 835 ((struct ip *)ui)->ip_len = sizeof (struct udpiphdr) + len; 836 ((struct ip *)ui)->ip_ttl = inp->inp_ip_ttl; /* XXX */ 837 ((struct ip *)ui)->ip_tos = inp->inp_ip_tos; /* XXX */ 838 udpstat.udps_opackets++; 839 | 829 /* 830 * Set up checksum and output datagram. 831 */ 832 if (udpcksum) { 833 ui->ui_sum = in_pseudo(ui->ui_src.s_addr, ui->ui_dst.s_addr, 834 htons((u_short)len + sizeof(struct udphdr) + IPPROTO_UDP)); 835 m->m_pkthdr.csum_flags = CSUM_UDP; 836 m->m_pkthdr.csum_data = offsetof(struct udphdr, uh_sum); 837 } else { 838 ui->ui_sum = 0; 839 } 840 ((struct ip *)ui)->ip_len = sizeof (struct udpiphdr) + len; 841 ((struct ip *)ui)->ip_ttl = inp->inp_ip_ttl; /* XXX */ 842 ((struct ip *)ui)->ip_tos = inp->inp_ip_tos; /* XXX */ 843 udpstat.udps_opackets++; 844 |
| 840 error = ip_output(m, inp->inp_options, &inp->inp_route, 841 (inp->inp_socket->so_options & (SO_DONTROUTE | SO_BROADCAST)), | 845 error = ip_output(m, inp->inp_options, &inp->inp_route, ipflags, |
| 842 inp->inp_moptions, inp); 843 return (error); 844 845release: 846 m_freem(m); 847 return (error); 848} 849 --- 239 unchanged lines hidden --- | 846 inp->inp_moptions, inp); 847 return (error); 848 849release: 850 m_freem(m); 851 return (error); 852} 853 --- 239 unchanged lines hidden --- |