//
// Copyright (C) 1999, 2000, 2001, 2002, 2003 Yokogawa Electric Corporation,
// IPA (Information-technology Promotion Agency, Japan).
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// is related to this software (hereinafter referred to as "project") nor 
// the names of the contributors may be used to endorse or promote products 
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// $TAHI: ct/natpt/rfc2766_5.3.2_checksum_tcp_udp.def,v 1.3 2001/10/11 01:41:48 akisada Exp $
//

#include "natpt.def"

#define ipv4_hdr          _SRC(TN_LINK0_V4_ADDRESS); _DST(TN_LINK1_V4_ADDRESS)
#define ipv4_hdr_df       ipv4_hdr; DF=1
#define ipv4_hdr_mf       ipv4_hdr; MF=1
#define udp_hdr           SourcePort = 1234; DestinationPort = 5678
#define chksum            Checksum = 0xffff
#define tcp_hdr           SourcePort = 1234; DestinationPort = 5678
#define length            TotalLength = 92
#define offset            FragmentOffset = 9

#define ipv6_hdr _SRC(TN_LINK0_NATPT_ADDRESS); _DST(TN_LINK1_NATPT_ADDRESS)


// Send IPv4 UDP fragments (Checksum OK) on link1
FEM_udp_ipv4( ipv4_udp,
	_HETHER_nut2tn, {ipv4_hdr; DF=1; }, {udp_hdr;}, data_size_128)
FEM_v4_fragment( ipv4_udp_frag1,
	_HETHER_nut2tn, { ipv4_hdr; MF=1; Protocol = 17; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_udp), 20, 72); })
FEM_v4_fragment( ipv4_udp_frag2,
	_HETHER_nut2tn, { ipv4_hdr; offset; Protocol = 17; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_udp), 92, 64); })

// Send IPv4 UDP fragments (Checksum Zero) on link1
FEM_udp_ipv4( ipv4_udp_zero,
	_HETHER_nut2tn, {ipv4_hdr; DF=1; }, {udp_hdr; chksum;}, data_size_128)
FEM_v4_fragment( ipv4_udp_zero_frag1,
	_HETHER_nut2tn, { ipv4_hdr; MF=1; Protocol = 17; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_udp_zero), 20, 72); })
FEM_v4_fragment( ipv4_udp_zero_frag2,
	_HETHER_nut2tn, { ipv4_hdr; offset; Protocol = 17; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_udp_zero), 92, 64); })

// Recv IPv6 UDP fragments on Link0
FEM_udp( ipv6_udp,
	_HETHER_tn2nut, {ipv6_hdr;}, {udp_hdr;},data_size_128)
FEM_add_fragment_hdr(ipv6_udp_frag, 
	_HETHER_tn2nut, ipv6_udp, { NextHeader = 17; })
FEM_fragment(ipv6_udp_frag1,
	     _HETHER_tn2nut, { ipv6_hdr; }, { MFlag = 1; NextHeader = 17; },
             { data = substr(_PACKET_IPV6_NAME(ipv6_udp), 40, 72); })
FEM_fragment(ipv6_udp_frag2,
	     _HETHER_tn2nut, { ipv6_hdr; }, { offset; NextHeader = 17; },
             { data = substr(_PACKET_IPV6_NAME(ipv6_udp), 112, 64); })



// Send IPv4 TCP fragments on link1
FEM_tcp_ipv4( ipv4_tcp,
	_HETHER_nut2tn, {ipv4_hdr; DF=1; }, {tcp_hdr;}, data_size_128)
FEM_v4_fragment( ipv4_tcp_frag1,
	_HETHER_nut2tn, { ipv4_hdr; MF=1; Protocol = 6; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_tcp), 20, 72); })
FEM_v4_fragment( ipv4_tcp_frag2,
	_HETHER_nut2tn, { ipv4_hdr; offset; Protocol = 6; }, 
	{ data = substr(_PACKET_IPV4_NAME(ipv4_tcp), 92, 64); })

// Recv IPv6 TCP fragments on link1
FEM_tcp( ipv6_tcp,
	_HETHER_tn2nut, {ipv6_hdr;}, {tcp_hdr;}, data_size_128)
FEM_fragment(ipv6_tcp_frag1,
	     _HETHER_tn2nut, { ipv6_hdr; }, { MFlag = 1; NextHeader = 6; },
             { data = substr(_PACKET_IPV6_NAME(ipv6_tcp), 40, 72); })
FEM_fragment(ipv6_tcp_frag2,
	     _HETHER_tn2nut, { ipv6_hdr; }, { offset; NextHeader = 6; },
             { data = substr(_PACKET_IPV6_NAME(ipv6_tcp), 112, 64); })

