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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /* $KAME: if_gif.h,v 1.7 2000/02/22 14:01:46 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_
-
- #include <netinet/in.h>
- /* xxx sigh, why route have struct route instead of pointer? */
-
- struct encaptab;
-
- 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 */
- #if INET6
- struct route_in6 gifscr_ro6; /* xxx */
- #endif
- } gifsc_gifscr;
- int gif_flags;
- const struct encaptab *encap_cookie;
- short gif_oflags; /* copy of ifp->if_flags */
- };
-
- #define gif_ro gifsc_gifscr.gifscr_ro
- #if 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 */
-
- #define GIF_TTL 30
- #define GIF_HLIM 30
-
- 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 *));
- int gif_ioctl __P((struct ifnet *, u_long, caddr_t));
-
- #endif /* _NET_IF_GIF_H_ */
-