#
# $Id: Link.pm,v 1.2 2007/03/13 18:21:25 gomor Exp $
#
package Net::Frame::Layer::OSPF::Lsa::Router::Link;
use strict;
use warnings;
use Net::Frame::Layer qw(:consts :subs);
our @ISA = qw(Net::Frame::Layer);
our @AS = qw(
linkId
linkData
type
nTos
metric
);
__PACKAGE__->cgBuildIndices;
__PACKAGE__->cgBuildAccessorsScalar(\@AS);
use Net::Frame::Layer::OSPF qw(:consts);
sub new {
shift->SUPER::new(
linkId => '0.0.0.0',
linkData => '0.0.0.0',
type => 0,
nTos => 0,
metric => 0,
@_,
);
}
sub getLength { 12 }
sub pack {
my $self = shift;
$self->raw($self->SUPER::pack('a4a4CCn',
inetAton($self->linkId), inetAton($self->linkData), $self->type,
$self->nTos, $self->metric,
)) or return undef;
$self->raw;
}
sub unpack {
my $self = shift;
my ($linkId, $linkData, $type, $nTos, $metric, $payload)
= $self->SUPER::unpack('a4a4CCn a*', $self->raw)
or return undef;
$self->linkId(inetNtoa($linkId));
$self->linkData(inetNtoa($linkData));
$self->type($type);
$self->nTos($nTos);
$self->metric($metric);
$self->payload($payload);
$self;
}
sub print {
my $self = shift;
my $l = $self->layer;
sprintf
"$l: linkId:%s linkData:%s type:0x%02x nTos:%d metric:%d",
$self->linkId,
$self->linkData,
$self->type,
$self->nTos,
$self->metric,
;
}
1;
__END__
=head1 NAME
Net::Frame::Layer::OSPF::Lsa::Router::Link - OSPF Lsa Router Link type object
=head1 SYNOPSIS
use Net::Frame::Layer::OSPF::Lsa::Router::Link;
my $layer = Net::Frame::Layer::OSPF::Lsa::Router::Link->new(
linkId => '0.0.0.0',
linkData => '0.0.0.0',
type => 0,
nTos => 0,
metric => 0,
);
$layer->pack;
print 'RAW: '.$layer->dump."\n";
# Read a raw layer
my $layer = Net::Frame::Layer::OSPF::Lsa::Router::Link->new(raw => $raw);
print $layer->print."\n";
print 'PAYLOAD: '.unpack('H*', $layer->payload)."\n"
if $layer->payload;
=head1 DESCRIPTION
This modules implements the encoding and decoding of the OSPF Lsa::Router::Link object.
See also B<Net::Frame::Layer> for other attributes and methods.
=head1 ATTRIBUTES
=over 4
=item B<linkId>
=item B<linkData>
=item B<type>
=item B<nTos>
=item B<metric>
=back
The following are inherited attributes. See B<Net::Frame::Layer> for more information.
=over 4
=item B<raw>
=item B<payload>
=item B<nextLayer>
=back
=head1 METHODS
=over 4
=item B<new>
=item B<new> (hash)
Object constructor. You can pass attributes that will overwrite default ones. See B<SYNOPSIS> for default values.
=back
The following are inherited methods. Some of them may be overriden in this layer, and some others may not be meaningful in this layer. See B<Net::Frame::Layer> for more information.
=over 4
=item B<layer>
=item B<computeLengths>
=item B<computeChecksums>
=item B<pack>
=item B<unpack>
=item B<encapsulate>
=item B<getLength>
=item B<getPayloadLength>
=item B<print>
=item B<dump>
=back
=head1 CONSTANTS
No constants here.
=head1 SEE ALSO
L<Net::Frame::Layer::OSPF>, L<Net::Frame::Layer>
=head1 AUTHOR
Patrice E<lt>GomoRE<gt> Auffret
=head1 COPYRIGHT AND LICENSE
Copyright (c) 2006-2007, Patrice E<lt>GomoRE<gt> Auffret
You may distribute this module under the terms of the Artistic license.
See LICENSE.Artistic file in the source distribution archive.
=cut