7be96f7628
Like ICMPv6, mobility header is handled through raw socket. In inbound case, check only whether ICMPv6 error should be sent as a reply or not by kernel. Based on MIPL2 kernel patch. This patch was also written by: Ville Nuorvala <vnuorval@tcs.hut.fi> This patch was also written by: Antti Tuominen <anttit@tcs.hut.fi> Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/*
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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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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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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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#define MIP6_OPT_PAD_1 0
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#define MIP6_OPT_PAD_N 1
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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[0];
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} __attribute__ ((__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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extern int mip6_init(void);
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extern void mip6_fini(void);
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extern int mip6_mh_filter(struct sock *sk, struct sk_buff *skb);
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#endif
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