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Annotation of sys/net/if_gif.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: if_gif.h,v 1.9 2003/12/03 14:51:05 markus Exp $       */
        !             2: /*     $KAME: if_gif.h,v 1.17 2000/09/11 11:36:41 sumikawa Exp $       */
        !             3:
        !             4: /*
        !             5:  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. Neither the name of the project nor the names of its contributors
        !            17:  *    may be used to endorse or promote products derived from this software
        !            18:  *    without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
        !            21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
        !            24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            30:  * SUCH DAMAGE.
        !            31:  */
        !            32:
        !            33: /*
        !            34:  * if_gif.h
        !            35:  */
        !            36:
        !            37: #ifndef _NET_IF_GIF_H_
        !            38: #define _NET_IF_GIF_H_
        !            39:
        !            40:
        !            41: #include <netinet/in.h>
        !            42: /* XXX sigh, why route have struct route instead of pointer? */
        !            43:
        !            44: struct gif_softc {
        !            45:        struct ifnet    gif_if;    /* common area */
        !            46:        struct sockaddr *gif_psrc; /* Physical src addr */
        !            47:        struct sockaddr *gif_pdst; /* Physical dst addr */
        !            48:        union {
        !            49:                struct route  gifscr_ro;    /* xxx */
        !            50: #ifdef INET6
        !            51:                struct route_in6 gifscr_ro6; /* xxx */
        !            52: #endif
        !            53:        } gifsc_gifscr;
        !            54:        int             gif_flags;
        !            55:        LIST_ENTRY(gif_softc) gif_list; /* list of all gifs */
        !            56: };
        !            57:
        !            58: #define gif_ro gifsc_gifscr.gifscr_ro
        !            59: #ifdef INET6
        !            60: #define gif_ro6 gifsc_gifscr.gifscr_ro6
        !            61: #endif
        !            62:
        !            63: #define GIF_MTU                (1280)  /* Default MTU */
        !            64: #define        GIF_MTU_MIN     (1280)  /* Minimum MTU */
        !            65: #define        GIF_MTU_MAX     (8192)  /* Maximum MTU */
        !            66:
        !            67: extern LIST_HEAD(gif_softc_head, gif_softc) gif_softc_list;
        !            68:
        !            69: /* Prototypes */
        !            70: int gif_output(struct ifnet *, struct mbuf *,
        !            71:                    struct sockaddr *, struct rtentry *);
        !            72: int gif_ioctl(struct ifnet *, u_long, caddr_t);
        !            73: void gif_start(struct ifnet *);
        !            74: #endif /* _NET_IF_GIF_H_ */