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