| ip_fastfwd.c (122797) | ip_fastfwd.c (122921) |
|---|---|
| 1/* 2 * Copyright (c) 2003 Andre Oppermann, Internet Business Solutions AG 3 * 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 --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * | 1/* 2 * Copyright (c) 2003 Andre Oppermann, Internet Business Solutions AG 3 * 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 --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * |
| 29 * $FreeBSD: head/sys/netinet/ip_fastfwd.c 122797 2003-11-16 12:50:33Z andre $ | 29 * $FreeBSD: head/sys/netinet/ip_fastfwd.c 122921 2003-11-20 19:47:31Z andre $ |
| 30 */ 31 32/* 33 * ip_fastforward gets its speed from processing the forwarded packet to 34 * completion (if_output on the other side) without any queues or netisr's. 35 * The receiving interface DMAs the packet into memory, the upper half of 36 * driver calls ip_fastforward, we do our routing table lookup and directly 37 * send it off to the outgoing interface which DMAs the packet to the --- 445 unchanged lines hidden (view full) --- 483 /* 484 * Find route to destination. 485 */ 486 bzero(&ro, sizeof(ro)); 487 dst = (struct sockaddr_in *)&ro.ro_dst; 488 dst->sin_family = AF_INET; 489 dst->sin_len = sizeof(*dst); 490 dst->sin_addr.s_addr = dest; | 30 */ 31 32/* 33 * ip_fastforward gets its speed from processing the forwarded packet to 34 * completion (if_output on the other side) without any queues or netisr's. 35 * The receiving interface DMAs the packet into memory, the upper half of 36 * driver calls ip_fastforward, we do our routing table lookup and directly 37 * send it off to the outgoing interface which DMAs the packet to the --- 445 unchanged lines hidden (view full) --- 483 /* 484 * Find route to destination. 485 */ 486 bzero(&ro, sizeof(ro)); 487 dst = (struct sockaddr_in *)&ro.ro_dst; 488 dst->sin_family = AF_INET; 489 dst->sin_len = sizeof(*dst); 490 dst->sin_addr.s_addr = dest; |
| 491 rtalloc_ign(&ro, (RTF_PRCLONING | RTF_CLONING)); | 491 rtalloc_ign(&ro, RTF_CLONING); |
| 492 493 /* 494 * Route there and interface still up? 495 */ 496 if (ro.ro_rt && 497 (ro.ro_rt->rt_flags & RTF_UP) && 498 (ro.ro_rt->rt_ifp->if_flags & IFF_UP)) { 499 ia = ifatoia(ro.ro_rt->rt_ifa); --- 187 unchanged lines hidden (view full) --- 687 * Redo route lookup with new destination address 688 */ 689 RTFREE(ro.ro_rt); 690 bzero(&ro, sizeof(ro)); 691 dst = (struct sockaddr_in *)&ro.ro_dst; 692 dst->sin_family = AF_INET; 693 dst->sin_len = sizeof(*dst); 694 dst->sin_addr.s_addr = dest; | 492 493 /* 494 * Route there and interface still up? 495 */ 496 if (ro.ro_rt && 497 (ro.ro_rt->rt_flags & RTF_UP) && 498 (ro.ro_rt->rt_ifp->if_flags & IFF_UP)) { 499 ia = ifatoia(ro.ro_rt->rt_ifa); --- 187 unchanged lines hidden (view full) --- 687 * Redo route lookup with new destination address 688 */ 689 RTFREE(ro.ro_rt); 690 bzero(&ro, sizeof(ro)); 691 dst = (struct sockaddr_in *)&ro.ro_dst; 692 dst->sin_family = AF_INET; 693 dst->sin_len = sizeof(*dst); 694 dst->sin_addr.s_addr = dest; |
| 695 rtalloc_ign(&ro, (RTF_PRCLONING | RTF_CLONING)); | 695 rtalloc_ign(&ro, RTF_CLONING); |
| 696 697 /* 698 * Route there and interface still up? 699 */ 700 if (ro.ro_rt && 701 (ro.ro_rt->rt_flags & RTF_UP) && 702 (ro.ro_rt->rt_ifp->if_flags & IFF_UP)) { 703 ia = ifatoia(ro.ro_rt->rt_ifa); --- 103 unchanged lines hidden --- | 696 697 /* 698 * Route there and interface still up? 699 */ 700 if (ro.ro_rt && 701 (ro.ro_rt->rt_flags & RTF_UP) && 702 (ro.ro_rt->rt_ifp->if_flags & IFF_UP)) { 703 ia = ifatoia(ro.ro_rt->rt_ifa); --- 103 unchanged lines hidden --- |