//
// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 Yokogawa Electric Corporation,
// IPA (Information-technology Promotion Agency, Japan).
// All rights reserved.
// 
// Redistribution and use of this software in source and binary forms, with 
// or without modification, are permitted provided that the following 
// conditions and disclaimer are agreed and accepted by the user:
// 
// 1. Redistributions of source code must retain the above copyright 
// notice, this list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright 
// notice, this list of conditions and the following disclaimer in the 
// documentation and/or other materials provided with the distribution.
// 
// 3. Neither the names of the copyrighters, the name of the project which 
// is related to this software (hereinafter referred to as "project") nor 
// the names of the contributors may be used to endorse or promote products 
// derived from this software without specific prior written permission.
// 
// 4. No merchantable use may be permitted without prior written 
// notification to the copyrighters. However, using this software for the 
// purpose of testing or evaluating any products including merchantable 
// products may be permitted without any notification to the copyrighters.
// 
// 
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHTERS, THE PROJECT AND 
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING 
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// THE POSSIBILITY OF SUCH DAMAGE.
//
// $TAHI: ct/tunnel/icmpv4.def,v 1.4 2001/10/05 06:39:23 masaxmasa Exp $

#include "tunnel.def"

FEM_icmp6_echo_request(
	v6_echo_request_LINK0_tn2nut_OFFLINK,
	_HETHER_tn2nut,
		{
		_SRC(TN_LINK0_GLOBAL_ADDRESS);
		_DST(OFFLINK1_GLOBAL_ADDRESS);
	},
		{
		payload=ping_data;
	}
)


FEM_v6overv4_icmp6_echo_request(
	v6overv4_echo_request_LINK1_nut2tn,
	_HETHER_nut2tn,
	NUT_LINK1_V4_ADDRESS,
	V4_OFFLINK_ADDRESS,
	 	{
		_SRC(TN_LINK0_GLOBAL_ADDRESS);
		_DST(OFFLINK1_GLOBAL_ADDRESS);
	},
		{
		payload=ping_data;
	}
)

Payload v6overv4_orignal_packet {
        data = substr(_PACKET_IPV4_NAME(v6overv4_echo_request_LINK1_nut2tn),0,74);
}

Payload v6_orignal_packet {
        data = substr(_PACKET_IPV6_NAME(v6_echo_request_LINK0_tn2nut_OFFLINK),0,54);
}


FEM_icmp4_time_exceeded (
	icmpv4_hop_limit_LINK1_tn2nut,
	_HETHER_tn2nut,
		{
		_SRC(V4_NOCONFIGURED_ADDRESS);
		_DST(NUT_LINK1_V4_ADDRESS);
	},
		{
		Code=0;
		payload=v6overv4_orignal_packet;
	}
)

FEM_icmp4_destination_unreachable (
	icmpv4_unreachable_LINI1_tn2nut,
	_HETHER_tn2nut,
		{
		_SRC(V4_NOCONFIGURED_ADDRESS);
		_DST(NUT_LINK1_V4_ADDRESS);
	},
		{
		Code=1;
		payload=v6overv4_orignal_packet;
	}
)

FEM_icmp6_time_exceeded(
        icmpv6_hop_limit_LINK0_nut2tn,
        _HETHER_nut2tn,
        {
                _SRC(NUT_LINK0_GLOBAL_ADDRESS);
                _DST(TN_LINK0_GLOBAL_ADDRESS);
        },
        {
                Code = 0;       
                payload = v6_orignal_packet;
        }
)


FEM_icmp6_destination_unreachable(
        icmpv6_unreachable_LINK0_nut2tn,
        _HETHER_nut2tn,
                {
                _SRC(NUT_LINK0_GLOBAL_ADDRESS);
                _DST(TN_LINK0_GLOBAL_ADDRESS);
        },
                {
                Code = 3;
                payload = v6_orignal_packet;
        }
)