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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C)2003-2006 Helsinki University of Technology
* Copyright (C)2003-2006 USAGI/WIDE Project
*/
/*
* Authors:
* Noriaki TAKAMIYA @USAGI
* Masahide NAKAMURA @USAGI
* YOSHIFUJI Hideaki @USAGI
*/
#ifndef _NET_MIP6_H
#define _NET_MIP6_H
#include <linux/skbuff.h>
#include <net/sock.h>
/*
* Mobility Header
*/
struct ip6_mh {
__u8 ip6mh_proto;
__u8 ip6mh_hdrlen;
__u8 ip6mh_type;
__u8 ip6mh_reserved;
__u16 ip6mh_cksum;
/* Followed by type specific messages */
__u8 data[0];
} __packed;
#define IP6_MH_TYPE_BRR 0 /* Binding Refresh Request */
#define IP6_MH_TYPE_HOTI 1 /* HOTI Message */
#define IP6_MH_TYPE_COTI 2 /* COTI Message */
#define IP6_MH_TYPE_HOT 3 /* HOT Message */
#define IP6_MH_TYPE_COT 4 /* COT Message */
#define IP6_MH_TYPE_BU 5 /* Binding Update */
#define IP6_MH_TYPE_BACK 6 /* Binding ACK */
#define IP6_MH_TYPE_BERROR 7 /* Binding Error */
#define IP6_MH_TYPE_MAX IP6_MH_TYPE_BERROR
#endif
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