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| 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 | */ |
| 21 | struct 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 |
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