/* $OpenBSD: if_gif.h,v 1.1 1999/12/08 06:50:18 itojun Exp $ */ /* * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * 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. Neither the name of the project 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 PROJECT 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 PROJECT 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. */ /* * if_gif.h */ #ifndef _NET_IF_GIF_H_ #define _NET_IF_GIF_H_ #if (defined(__FreeBSD__) && __FreeBSD__ >= 3) || defined(__NetBSD__) #if defined(_KERNEL) && !defined(_LKM) #include "opt_inet.h" #endif #endif #include /* xxx sigh, why route have struct route instead of pointer? */ struct gif_softc { struct ifnet gif_if; /* common area */ struct sockaddr *gif_psrc; /* Physical src addr */ struct sockaddr *gif_pdst; /* Physical dst addr */ union { struct route gifscr_ro; /* xxx */ #ifdef INET6 struct route_in6 gifscr_ro6; /* xxx */ #endif } gifsc_gifscr; int gif_flags; }; #define gif_ro gifsc_gifscr.gifscr_ro #ifdef INET6 #define gif_ro6 gifsc_gifscr.gifscr_ro6 #endif #define GIFF_INUSE 0x1 /* gif is in use */ #define GIF_MTU (1280) /* Default MTU */ #define GIF_MTU_MIN (1280) /* Minimum MTU */ #define GIF_MTU_MAX (8192) /* Maximum MTU */ extern int ngif; extern struct gif_softc *gif; /* Prototypes */ void gif_input __P((struct mbuf *, int, struct ifnet *)); int gif_output __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *)); #if defined(__FreeBSD__) && __FreeBSD__ < 3 int gif_ioctl __P((struct ifnet *, int, caddr_t)); #else int gif_ioctl __P((struct ifnet *, u_long, caddr_t)); #endif #endif /* _NET_IF_GIF_H_ */