/* * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights * Reserved. This file contains Original Code and/or Modifications of * Original Code as defined in and that are subject to the Apple Public * Source License Version 1.0 (the 'License'). You may not use this file * except in compliance with the License. Please obtain a copy of the * License at http://www.apple.com/publicsource and read it before using * this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License." * * @APPLE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1983, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgment: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)defs.h 8.1 (Berkeley) 6/5/93 */ /* * Routing table management daemon. */ /* * Routing table structure; differs a bit from kernel tables. * * Note: the union below must agree in the first 4 members * so the ioctl's will work. */ struct rthash { struct rt_entry *rt_forw; struct rt_entry *rt_back; }; #ifdef RTM_ADD #define rtentry ortentry #endif struct rt_entry { struct rt_entry *rt_forw; struct rt_entry *rt_back; union { struct rtentry rtu_rt; struct rtuentry { u_long rtu_hash; struct sockaddr rtu_dst; struct sockaddr rtu_router; short rtu_rtflags; /* used by rtioctl */ short rtu_wasted[5]; int rtu_flags; int rtu_state; int rtu_timer; int rtu_metric; int rtu_ifmetric; struct interface *rtu_ifp; } rtu_entry; } rt_rtu; }; #define rt_rt rt_rtu.rtu_entry /* pass to ioctl */ #define rt_hash rt_rtu.rtu_entry.rtu_hash /* for net or host */ #define rt_dst rt_rtu.rtu_entry.rtu_dst /* match value */ #define rt_router rt_rtu.rtu_entry.rtu_router /* who to forward to */ #define rt_flags rt_rtu.rtu_entry.rtu_flags /* kernel flags */ #define rt_timer rt_rtu.rtu_entry.rtu_timer /* for invalidation */ #define rt_state rt_rtu.rtu_entry.rtu_state /* see below */ #define rt_metric rt_rtu.rtu_entry.rtu_metric /* cost of route */ #define rt_ifmetric rt_rtu.rtu_entry.rtu_ifmetric /* cost of route if */ #define rt_ifp rt_rtu.rtu_entry.rtu_ifp /* interface to take */ #define ROUTEHASHSIZ 32 /* must be a power of 2 */ #define ROUTEHASHMASK (ROUTEHASHSIZ - 1) /* * "State" of routing table entry. */ #define RTS_CHANGED 0x1 /* route has been altered recently */ #define RTS_EXTERNAL 0x2 /* extern info, not installed or sent */ #define RTS_INTERNAL 0x4 /* internal route, not installed */ #define RTS_PASSIVE IFF_PASSIVE /* don't time out route */ #define RTS_INTERFACE IFF_INTERFACE /* route is for network interface */ #define RTS_REMOTE IFF_REMOTE /* route is for ``remote'' entity */ #define RTS_SUBNET IFF_SUBNET /* route is for network subnet */ /* * Flags are same as kernel, with this addition for af_rtflags: */ #define RTF_SUBNET 0x80000 /* pseudo: route to subnet */ EXTERN struct rthash nethash[ROUTEHASHSIZ]; EXTERN struct rthash hosthash[ROUTEHASHSIZ]; struct rt_entry *rtlookup(); struct rt_entry *rtfind();