FreeBSD/Linux Kernel Cross Reference
sys/bsd/net/if_gif.h

     /*
      * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
      *
      * @APPLE_LICENSE_HEADER_START@
      * 
      * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
      * 
      * This file contains Original Code and/or Modifications of Original Code
      * as defined in and that are subject to the Apple Public Source License
     * Version 2.0 (the 'License'). You may not use this file except in
     * compliance with the License. Please obtain a copy of the License at
     * http://www.opensource.apple.com/apsl/ and read it before using this
     * file.
     * 
     * The 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, QUIET ENJOYMENT 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 <sys/appleapiopts.h>
    
    #include <netinet/in.h>
    /* xxx sigh, why route have struct route instead of pointer? */
    
    struct encaptab;
    
    #ifdef __APPLE_API_PRIVATE
    struct gif_softc {
            struct ifnet    gif_if;    /* common area - must be at the top */
            struct sockaddr *gif_psrc; /* Physical src addr */
            struct sockaddr *gif_pdst; /* Physical dst addr */
    #ifdef __APPLE__
            struct if_proto *gif_proto; /* dlil protocol attached */
    #endif
            union {
                    struct route  gifscr_ro;    /* xxx */
    #if INET6
                    struct route_in6 gifscr_ro6; /* xxx */
    #endif
            } gifsc_gifscr;
            int             gif_flags;
            const struct encaptab *encap_cookie4;
            const struct encaptab *encap_cookie6;
            TAILQ_ENTRY(gif_softc) gif_link; /* all gif's are linked */
    };
    
    #define gif_ro gifsc_gifscr.gifscr_ro
    #if INET6
    #define gif_ro6 gifsc_gifscr.gifscr_ro6
    #endif
    #endif /* __APPLE_API_PRIVATE */
    
    #define GIF_MTU         (1280)  /* Default MTU */
    #define GIF_MTU_MIN     (1280)  /* Minimum MTU */
    #define GIF_MTU_MAX     (8192)  /* Maximum MTU */
    
    #ifdef __APPLE_API_PRIVATE
   /* Prototypes */
   int gif_input __P((struct mbuf *, char*, struct ifnet *, u_long, int));
   int gif_output __P((struct ifnet *, struct mbuf *,
                       struct sockaddr *, struct rtentry *));
   int gif_ioctl __P((struct ifnet *, u_long, void*));
   #endif /* __APPLE_API_PRIVATE */
   
   #endif /* _NET_IF_GIF_H_ */

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