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//==========================================================================
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//
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// include/net/if_gif.h
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//
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//
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//
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//==========================================================================
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//####BSDCOPYRIGHTBEGIN####
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//
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// -------------------------------------------
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//
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// Portions of this software may have been derived from OpenBSD or other sources,
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// and are covered by the appropriate copyright disclaimers included herein.
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//
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// -------------------------------------------
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//
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//####BSDCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas
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// Date: 2000-01-10
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// Purpose:
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// Description:
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//
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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/* $OpenBSD: if_gif.h,v 1.1 1999/12/08 06:50:18 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* if_gif.h
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*/
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#ifndef _NET_IF_GIF_H_
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#define _NET_IF_GIF_H_
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#if (defined(__FreeBSD__) && __FreeBSD__ >= 3) || defined(__NetBSD__)
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#if defined(_KERNEL) && !defined(_LKM)
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#include "opt_inet.h"
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#endif
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#endif
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#include <netinet/in.h>
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/* xxx sigh, why route have struct route instead of pointer? */
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struct gif_softc {
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struct ifnet gif_if; /* common area */
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struct sockaddr *gif_psrc; /* Physical src addr */
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struct sockaddr *gif_pdst; /* Physical dst addr */
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union {
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struct route gifscr_ro; /* xxx */
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#ifdef INET6
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struct route_in6 gifscr_ro6; /* xxx */
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#endif
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} gifsc_gifscr;
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int gif_flags;
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};
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#define gif_ro gifsc_gifscr.gifscr_ro
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#ifdef INET6
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#define gif_ro6 gifsc_gifscr.gifscr_ro6
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#endif
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#define GIFF_INUSE 0x1 /* gif is in use */
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#define GIF_MTU (1280) /* Default MTU */
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#define GIF_MTU_MIN (1280) /* Minimum MTU */
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#define GIF_MTU_MAX (8192) /* Maximum MTU */
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extern int ngif;
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extern struct gif_softc *gif;
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/* Prototypes */
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void gif_input __P((struct mbuf *, int, struct ifnet *));
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int gif_output __P((struct ifnet *, struct mbuf *,
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struct sockaddr *, struct rtentry *));
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#if defined(__FreeBSD__) && __FreeBSD__ < 3
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int gif_ioctl __P((struct ifnet *, int, caddr_t));
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#else
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int gif_ioctl __P((struct ifnet *, u_long, caddr_t));
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#endif
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#endif /* _NET_IF_GIF_H_ */
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