1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C)2003-2006 Helsinki University of Technology
4 * Copyright (C)2003-2006 USAGI/WIDE Project
5 */
6/*
7 * Authors:
8 *	Noriaki TAKAMIYA @USAGI
9 *	Masahide NAKAMURA @USAGI
10 *	YOSHIFUJI Hideaki @USAGI
11 */
12#ifndef _NET_MIP6_H
13#define _NET_MIP6_H
14
15#include <linux/skbuff.h>
16#include <net/sock.h>
17
18/*
19 * Mobility Header
20 */
21struct ip6_mh {
22	__u8	ip6mh_proto;
23	__u8	ip6mh_hdrlen;
24	__u8	ip6mh_type;
25	__u8	ip6mh_reserved;
26	__u16	ip6mh_cksum;
27	/* Followed by type specific messages */
28	__u8	data[];
29} __packed;
30
31#define IP6_MH_TYPE_BRR		0   /* Binding Refresh Request */
32#define IP6_MH_TYPE_HOTI	1   /* HOTI Message   */
33#define IP6_MH_TYPE_COTI	2   /* COTI Message  */
34#define IP6_MH_TYPE_HOT		3   /* HOT Message   */
35#define IP6_MH_TYPE_COT		4   /* COT Message  */
36#define IP6_MH_TYPE_BU		5   /* Binding Update */
37#define IP6_MH_TYPE_BACK	6   /* Binding ACK */
38#define IP6_MH_TYPE_BERROR	7   /* Binding Error */
39#define IP6_MH_TYPE_MAX		IP6_MH_TYPE_BERROR
40
41#endif
42