111820Sjulian/* 211820Sjulian * Copyright (c) 1983, 1993 311820Sjulian * The Regents of the University of California. All rights reserved. 411820Sjulian * 511820Sjulian * Copyright (c) 1995 John Hay. All rights reserved. 611820Sjulian * 711820Sjulian * Redistribution and use in source and binary forms, with or without 811820Sjulian * modification, are permitted provided that the following conditions 911820Sjulian * are met: 1011820Sjulian * 1. Redistributions of source code must retain the above copyright 1111820Sjulian * notice, this list of conditions and the following disclaimer. 1211820Sjulian * 2. Redistributions in binary form must reproduce the above copyright 1311820Sjulian * notice, this list of conditions and the following disclaimer in the 1411820Sjulian * documentation and/or other materials provided with the distribution. 1511820Sjulian * 3. All advertising materials mentioning features or use of this software 1611820Sjulian * must display the following acknowledgement: 1711820Sjulian * This product includes software developed by the University of 1811820Sjulian * California, Berkeley and its contributors. 1911820Sjulian * 4. Neither the name of the University nor the names of its contributors 2011820Sjulian * may be used to endorse or promote products derived from this software 2111820Sjulian * without specific prior written permission. 2211820Sjulian * 2311820Sjulian * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2411820Sjulian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2511820Sjulian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2611820Sjulian * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2711820Sjulian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2811820Sjulian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2911820Sjulian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3011820Sjulian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3111820Sjulian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3211820Sjulian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3311820Sjulian * SUCH DAMAGE. 3411820Sjulian * 3511820Sjulian * @(#)interface.h 8.1 (Berkeley) 6/5/93 3611820Sjulian * 3750479Speter * $FreeBSD$ 3811820Sjulian */ 3911820Sjulian 4011820Sjulian/* 4111820Sjulian * Routing table management daemon. 4211820Sjulian */ 4311820Sjulian 4411820Sjulian/* 4511820Sjulian * An ``interface'' is similar to an ifnet structure, 4611820Sjulian * except it doesn't contain q'ing info, and it also 4711820Sjulian * handles ``logical'' interfaces (remote gateways 4811820Sjulian * that we want to keep polling even if they go down). 4911820Sjulian * The list of interfaces which we maintain is used 5011820Sjulian * in supplying the gratuitous routing table updates. 5111820Sjulian * We list only one address for each interface, the AF_IPX one. 5211820Sjulian */ 5311820Sjulianstruct interface { 5411820Sjulian struct interface *int_next; 5511820Sjulian struct sockaddr int_addr; /* address on this host */ 5611820Sjulian union { 5711820Sjulian struct sockaddr intu_broadaddr; 5811820Sjulian struct sockaddr intu_dstaddr; 5911820Sjulian } int_intu; 6011820Sjulian#define int_broadaddr int_intu.intu_broadaddr /* broadcast address */ 6111820Sjulian#define int_dstaddr int_intu.intu_dstaddr /* other end of p-to-p link */ 6211820Sjulian int int_metric; /* init's routing entry */ 6311820Sjulian int int_flags; /* see below */ 6411820Sjulian struct ifdebug int_input, int_output; /* packet tracing stuff */ 6511820Sjulian int int_ipackets; /* input packets received */ 6611820Sjulian int int_opackets; /* output packets sent */ 6711820Sjulian char *int_name; /* from kernel if structure */ 6811820Sjulian u_short int_transitions; /* times gone up-down */ 6911820Sjulian 7011820Sjulian /* XXX IPX Specific entry */ 7111820Sjulian struct sameq { 7211820Sjulian struct sameq *n; /* q of other pt-to-pt links */ 7311820Sjulian struct sameq *p; /* with same net # */ 7411820Sjulian } int_sq; 7511820Sjulian}; 7611820Sjulian 7711820Sjulian/* 7811820Sjulian * 0x1 to 0x10 are reused from the kernel's ifnet definitions, 7911820Sjulian * the others agree with the RTS_ flags defined elsewhere. 8011820Sjulian */ 8111820Sjulian#define IFF_UP 0x1 /* interface is up */ 8211820Sjulian#define IFF_BROADCAST 0x2 /* broadcast address valid */ 8311820Sjulian#define IFF_DEBUG 0x4 /* turn on debugging */ 8411820Sjulian#define IFF_ROUTE 0x8 /* routing entry installed */ 8511820Sjulian#define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */ 8611820Sjulian 8711820Sjulian#define IFF_PASSIVE 0x200000 /* can't tell if up/down */ 8811820Sjulian#define IFF_INTERFACE 0x400000 /* hardware interface */ 8911820Sjulian#define IFF_REMOTE 0x800000 /* interface isn't on this machine */ 9011820Sjulian 9111820Sjulianstruct interface *if_ifwithaddr(struct sockaddr *); 9211820Sjulianstruct interface *if_ifwithdstaddr(struct sockaddr *); 9311820Sjulianstruct interface *if_ifwithnet(struct sockaddr *); 9411820Sjulianstruct interface *if_iflookup(struct sockaddr *); 9511820Sjulian 96