#!/usr/bin/perl
#
# $Copyright$
#
# $Id: HH_Type11toMC.seq,v 1.1.1.1 2000/10/31 22:39:21 sekiya Exp $
#
######################################################################
BEGIN {
	$V6evalTool::TestVersion = '$Name:  $';
}

use V6evalTool;

%pktdesc = (
	echo_request	=> 'Send Echo Request (Preparation)',
	echo_request_mc	=> 'Send Echo Request (Unrecognized Option:Type 11, Multicast)',
	echo_reply	=> 'Recv Echo Reply',
	ns		=> 'Recv Neighbor Solicitation',
	na		=> 'Send Neighbor Advertisement',
);

$IF = Link0;

vCapture($IF);

#----- preparation

vLogHTML('<B>Begin Preparation</B>');

vSend($IF, echo_request);

%ret = vRecv($IF, 5, 0, 0, ns, echo_reply);
if ($ret{status} != 0) {
	vLogHTML('<FONT COLOR="#FF0000">NG</FONT>');
	exit $V6evalTool::exitFail;
}

if ($ret{recvFrame} eq 'ns') {
	vSend($IF, na);
	%ret = vRecv($IF, 5, 0, 0, echo_reply);
	if ($ret{status} != 0) {
		vLogHTML('<FONT COLOR="#FF0000">NG</FONT>');
		exit $V6evalTool::exitFail;
	}
}
if ($ret{recvFrame} ne 'echo_reply') {
	vLogHTML('<FONT COLOR="#FF0000">NG</FONT>');
	exit $V6evalTool::exitFail;
}
vSend($IF, na);

vLogHTML('<B>End Preparation</B>');

#----- main test

vClear($IF);

vSend($IF, echo_request_mc);

%ret = vRecv($IF, 5, 0, 0);
if ($ret{status} == 1) {	# timeout
	if ($ret{recvCount} != 0) {
		vLogHTML('<FONT COLOR="#FF0000">NG</FONT>');
		exit $V6evalTool::exitFail;
	}
	vLogHTML('OK');
	exit $V6evalTool::exitPass;
}
vLogHTML('<FONT COLOR="#FF0000">NG</FONT>');
exit $V6evalTool::exitFail;

######################################################################
__END__

=head1 NAME

  HH_Type11toMC - check Hop-by-Hop Options Header (Type 11) to Multicast Address

=head1 TARGET

  Host and Router

=head1 SYNOPSIS

=begin html
<PRE>
  <A HREF="./HH_Type11toMC.seq">HH_Type11toMC.seq</A> [-tooloption ...] -pkt <A HREF="./HH_Type11toMC.def">HH_Type11toMC.def</A>
    -tooloption : v6eval tool option
  See also <A HREF="./HH.def">HH.def</A>
</PRE>

=end html

=head1 INITIALIZATION

  1. Ping to Target (for checking Target is alive)

=head1 TEST PROCEDURE

  Tester                      Target
    |                           |
    |-------------------------->|
    |   Echo Request            |
    |                           |
    |                           |
    | (<----------------------) |
    |     No Packet             |
    |                           |
    |                           |
    v                           v


  1. Send Echo Request
  2. No packet from Target

  Echo Request Data is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 16
            NextHeader         = 0 (Hop-by-Hop Options Header)
            HopLimit           = 64
            SourceAddress      = Tester Link Local Address
            DestinationAddress = Link Local Multicast Address

        Hop-by-Hop Options Header
            NextHeader         = 58 (ICMP)
            HeaderExtLength    = 0
            OptionType         = 0xe2 (Unrecognized Option, Type 11)
            OptDataLength      = 4 (for 8 octets alignment)
            data               = {0,0,0,0}

        ICMP Echo Request
            Type           = 128 (Echo Request)
            Code           = 0
            Checksum       = (auto)
            Identifier     = 0xffff
            SequenceNumber = 1
            PayloadData    = {1,2,3,4,5,6,7,8}


=head1 JUDGEMENT

  PASS: No packets from Target
        Sent packet is discarded

=head1 SEE ALSO

  perldoc V6evalTool

=cut