linux/include/net/mip6.h
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   1/*
   2 * Copyright (C)2003-2006 Helsinki University of Technology
   3 * Copyright (C)2003-2006 USAGI/WIDE Project
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation; either version 2 of the License, or
   8 * (at your option) any later version.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software
  17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 */
  19/*
  20 * Authors:
  21 *      Noriaki TAKAMIYA @USAGI
  22 *      Masahide NAKAMURA @USAGI
  23 *      YOSHIFUJI Hideaki @USAGI
  24 */
  25#ifndef _NET_MIP6_H
  26#define _NET_MIP6_H
  27
  28#include <linux/skbuff.h>
  29#include <net/sock.h>
  30
  31/*
  32 * Mobility Header
  33 */
  34struct ip6_mh {
  35        __u8    ip6mh_proto;
  36        __u8    ip6mh_hdrlen;
  37        __u8    ip6mh_type;
  38        __u8    ip6mh_reserved;
  39        __u16   ip6mh_cksum;
  40        /* Followed by type specific messages */
  41        __u8    data[0];
  42} __packed;
  43
  44#define IP6_MH_TYPE_BRR         0   /* Binding Refresh Request */
  45#define IP6_MH_TYPE_HOTI        1   /* HOTI Message   */
  46#define IP6_MH_TYPE_COTI        2   /* COTI Message  */
  47#define IP6_MH_TYPE_HOT         3   /* HOT Message   */
  48#define IP6_MH_TYPE_COT         4   /* COT Message  */
  49#define IP6_MH_TYPE_BU          5   /* Binding Update */
  50#define IP6_MH_TYPE_BACK        6   /* Binding ACK */
  51#define IP6_MH_TYPE_BERROR      7   /* Binding Error */
  52#define IP6_MH_TYPE_MAX         IP6_MH_TYPE_BERROR
  53
  54#endif
  55
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