sys/netns/ns_if.h

/*
 * Copyright (c) 1984, 1985, 1986, 1987 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.
 *
 *      from: @(#)ns_if.h       7.6 (Berkeley) 6/28/90
 *      $Id$
 */

/*
 * 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
/*      union   ns_net  ia_net;         /* network number of interface */
#define ia_net          ia_addr.sns_addr.x_net
        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();
struct  ifqueue nsintrq;        /* XNS input packet queue */
#endif