| ip_reass.c (83130) | ip_reass.c (83934) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1988, 1993 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 * @(#)ip_input.c 8.2 (Berkeley) 1/4/94 | 1/* 2 * Copyright (c) 1982, 1986, 1988, 1993 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 * @(#)ip_input.c 8.2 (Berkeley) 1/4/94 |
| 34 * $FreeBSD: head/sys/netinet/ip_input.c 83130 2001-09-06 02:40:43Z jlemon $ | 34 * $FreeBSD: head/sys/netinet/ip_input.c 83934 2001-09-25 18:40:52Z brooks $ |
| 35 */ 36 37#define _IP_VHL 38 39#include "opt_bootp.h" 40#include "opt_ipfw.h" 41#include "opt_ipdn.h" 42#include "opt_ipdivert.h" --- 12 unchanged lines hidden (view full) --- 55#include <sys/socket.h> 56#include <sys/time.h> 57#include <sys/kernel.h> 58#include <sys/syslog.h> 59#include <sys/sysctl.h> 60 61#include <net/pfil.h> 62#include <net/if.h> | 35 */ 36 37#define _IP_VHL 38 39#include "opt_bootp.h" 40#include "opt_ipfw.h" 41#include "opt_ipdn.h" 42#include "opt_ipdivert.h" --- 12 unchanged lines hidden (view full) --- 55#include <sys/socket.h> 56#include <sys/time.h> 57#include <sys/kernel.h> 58#include <sys/syslog.h> 59#include <sys/sysctl.h> 60 61#include <net/pfil.h> 62#include <net/if.h> |
| 63#include <net/if_types.h> |
|
| 63#include <net/if_var.h> 64#include <net/if_dl.h> 65#include <net/route.h> 66#include <net/netisr.h> 67#include <net/intrq.h> 68 69#include <netinet/in.h> 70#include <netinet/in_systm.h> --- 8 unchanged lines hidden (view full) --- 79 80#include <netinet/ip_fw.h> 81 82#ifdef IPSEC 83#include <netinet6/ipsec.h> 84#include <netkey/key.h> 85#endif 86 | 64#include <net/if_var.h> 65#include <net/if_dl.h> 66#include <net/route.h> 67#include <net/netisr.h> 68#include <net/intrq.h> 69 70#include <netinet/in.h> 71#include <netinet/in_systm.h> --- 8 unchanged lines hidden (view full) --- 80 81#include <netinet/ip_fw.h> 82 83#ifdef IPSEC 84#include <netinet6/ipsec.h> 85#include <netkey/key.h> 86#endif 87 |
| 87#include "faith.h" 88#if defined(NFAITH) && NFAITH > 0 89#include <net/if_types.h> 90#endif 91 | |
| 92#ifdef DUMMYNET 93#include <netinet/ip_dummynet.h> 94#endif 95 96int rsvp_on = 0; 97static int ip_rsvp_on; 98struct socket *ip_rsvpd; 99 --- 452 unchanged lines hidden (view full) --- 552 * XXX - Checking also should be disabled if the destination 553 * address is ipnat'ed to a different interface. 554 * 555 * XXX - Checking is incompatible with IP aliases added 556 * to the loopback interface instead of the interface where 557 * the packets are received. 558 */ 559 checkif = ip_checkinterface && (ipforwarding == 0) && | 88#ifdef DUMMYNET 89#include <netinet/ip_dummynet.h> 90#endif 91 92int rsvp_on = 0; 93static int ip_rsvp_on; 94struct socket *ip_rsvpd; 95 --- 452 unchanged lines hidden (view full) --- 548 * XXX - Checking also should be disabled if the destination 549 * address is ipnat'ed to a different interface. 550 * 551 * XXX - Checking is incompatible with IP aliases added 552 * to the loopback interface instead of the interface where 553 * the packets are received. 554 */ 555 checkif = ip_checkinterface && (ipforwarding == 0) && |
| 556 m->m_pkthdr.rcvif != NULL && |
|
| 560 ((m->m_pkthdr.rcvif->if_flags & IFF_LOOPBACK) == 0) && 561 (ip_fw_fwd_addr == NULL); 562 563 TAILQ_FOREACH(ia, &in_ifaddrhead, ia_link) { 564#define satosin(sa) ((struct sockaddr_in *)(sa)) 565 566#ifdef BOOTP_COMPAT 567 if (IA_SIN(ia)->sin_addr.s_addr == INADDR_ANY) --- 61 unchanged lines hidden (view full) --- 629 } 630 goto ours; 631 } 632 if (ip->ip_dst.s_addr == (u_long)INADDR_BROADCAST) 633 goto ours; 634 if (ip->ip_dst.s_addr == INADDR_ANY) 635 goto ours; 636 | 557 ((m->m_pkthdr.rcvif->if_flags & IFF_LOOPBACK) == 0) && 558 (ip_fw_fwd_addr == NULL); 559 560 TAILQ_FOREACH(ia, &in_ifaddrhead, ia_link) { 561#define satosin(sa) ((struct sockaddr_in *)(sa)) 562 563#ifdef BOOTP_COMPAT 564 if (IA_SIN(ia)->sin_addr.s_addr == INADDR_ANY) --- 61 unchanged lines hidden (view full) --- 626 } 627 goto ours; 628 } 629 if (ip->ip_dst.s_addr == (u_long)INADDR_BROADCAST) 630 goto ours; 631 if (ip->ip_dst.s_addr == INADDR_ANY) 632 goto ours; 633 |
| 637#if defined(NFAITH) && 0 < NFAITH | |
| 638 /* 639 * FAITH(Firewall Aided Internet Translator) 640 */ 641 if (m->m_pkthdr.rcvif && m->m_pkthdr.rcvif->if_type == IFT_FAITH) { 642 if (ip_keepfaith) { 643 if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_ICMP) 644 goto ours; 645 } 646 m_freem(m); 647 return; 648 } | 634 /* 635 * FAITH(Firewall Aided Internet Translator) 636 */ 637 if (m->m_pkthdr.rcvif && m->m_pkthdr.rcvif->if_type == IFT_FAITH) { 638 if (ip_keepfaith) { 639 if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_ICMP) 640 goto ours; 641 } 642 m_freem(m); 643 return; 644 } |
| 649#endif | 645 |
| 650 /* 651 * Not for us; forward if possible and desirable. 652 */ 653 if (ipforwarding == 0) { 654 ipstat.ips_cantforward++; 655 m_freem(m); 656 } else 657 ip_forward(m, 0); --- 1249 unchanged lines hidden --- | 646 /* 647 * Not for us; forward if possible and desirable. 648 */ 649 if (ipforwarding == 0) { 650 ipstat.ips_cantforward++; 651 m_freem(m); 652 } else 653 ip_forward(m, 0); --- 1249 unchanged lines hidden --- |