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/*

 * Copyright (c) 1984, 1985, 1986, 1987, 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 acknowledgement:

 *      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.

 *

 *      @(#)ns_if.h     8.1 (Berkeley) 6/10/93

 * $FreeBSD: src/sys/netns/ns_if.h,v 1.13 2002/03/20 02:39:27 alfred Exp $

 */

#ifndef _NETNS_NS_IF_H_

#define _NETNS_NS_IF_H_

/*

 * Interface address, xerox version.  One of these structures

 * is allocated for each interface with an internet address.

 * The ifaddr structure contains the protocol-independent part

 * of the structure and is assumed to be first.

 */

struct ns_ifaddr {

        struct  ifaddr ia_ifa;          /* protocol-independent info */

#define ia_ifp          ia_ifa.ifa_ifp

#define ia_flags        ia_ifa.ifa_flags

        struct  ns_ifaddr *ia_next;     /* next in list of xerox addresses */

        struct  sockaddr_ns ia_addr;    /* reserve space for my address */

        struct  sockaddr_ns ia_dstaddr; /* space for my broadcast address */

#define ia_broadaddr    ia_dstaddr

        struct  sockaddr_ns ia_netmask; /* space for my network mask */

};

struct  ns_aliasreq {

        char    ifra_name[IFNAMSIZ];            /* if name, e.g. "en0" */

        struct  sockaddr_ns ifra_addr;

        struct  sockaddr_ns ifra_broadaddr;

#define ifra_dstaddr ifra_broadaddr

};

/*

 * Given a pointer to an ns_ifaddr (ifaddr),

 * return a pointer to the addr as a sockadd_ns.

 */

#define IA_SNS(ia) (&(((struct ns_ifaddr *)(ia))->ia_addr))

/* This is not the right place for this but where is? */

#define ETHERTYPE_NS    0x0600

#ifdef  NSIP

struct nsip_req {

        struct sockaddr rq_ns;  /* must be ns format destination */

        struct sockaddr rq_ip;  /* must be ip format gateway */

        short rq_flags;

};

#endif

#ifdef  _KERNEL

struct  ns_ifaddr *ns_ifaddr;

struct  ns_ifaddr *ns_iaonnetof();

void    nsintr(void);

struct  ifqueue nsintrq;        /* XNS input packet queue */

#endif

#endif