File Coverage

blib/lib/Net/Frame/Layer/LLTD/Hello.pm

Criterion	Covered	Total	%
statement	29	50	58.0
branch	2	6	33.3
condition	1	3	33.3
subroutine	7	11	63.6
pod	7	7	100.0
total	46	77	59.7

#
# $Id: Hello.pm,v 1.2 2007/03/15 18:23:37 gomor Exp $
#
package Net::Frame::Layer::LLTD::Hello;
use strict;
use warnings;

use Net::Frame::Layer qw(:consts :subs);
require Exporter;
our @ISA = qw(Net::Frame::Layer Exporter);

our @AS = qw(
   generationNumber
   currentMapperAddress
   apparentMapperAddress
);
our @AA = qw(
   tlvList
);
__PACKAGE__->cgBuildIndices;
__PACKAGE__->cgBuildAccessorsScalar(\@AS);
__PACKAGE__->cgBuildAccessorsArray (\@AA);

use Net::Frame::Layer::LLTD::Tlv;

sub new {
   shift->SUPER::new(
      generationNumber      => 0,
      currentMapperAddress  => 'ff:ff:ff:ff:ff:ff',
      apparentMapperAddress => 'ff:ff:ff:ff:ff:ff',
      tlvList               => [],
      @_,
   );
}

sub getTlvListLength {
   my $self = shift;
   my $len = 0;
   for ($self->tlvList) {
      $len += $_->getLength;
   }
   $len;
}

sub getLength {
   my $self = shift;
   my $len = 14;
   $len += $self->getTlvListLength if $self->tlvList;
   $len;
}

sub pack {
   my $self = shift;

   (my $mac1 = $self->currentMapperAddress)  =~ s/://g;
   (my $mac2 = $self->apparentMapperAddress) =~ s/://g;

   my $raw = $self->SUPER::pack('nH12H12',
      $self->generationNumber,
      $mac1,
      $mac2,
   ) or return undef;

   for ($self->tlvList) {
      $raw .= $_->pack;
   }

   $self->raw($raw);
}

sub unpack {
   my $self = shift;

   my ($generationNumber, $mac1, $mac2, $payload) =
      $self->SUPER::unpack('nH12H12 a*', $self->raw)
         or return undef;

   $self->generationNumber($generationNumber);
   $self->currentMapperAddress(convertMac($mac1));
   $self->apparentMapperAddress(convertMac($mac2));

   my @tlvList = ();
   while ($payload && length($payload) > 2) {
      my $tlv = Net::Frame::Layer::LLTD::Tlv->new(raw => $payload);
      $tlv->unpack;
      push @tlvList, $tlv;
      $payload = $tlv->payload;
   }

   $self->tlvList(\@tlvList);
   $self->payload($payload);

   $self;
}

sub encapsulate { shift->nextLayer }

sub print {
   my $self = shift;

   my $l = $self->layer;
   my $buf = sprintf
      "$l: generationNumber:%d\n".
      "$l: currentMapperAddress:  %s\n".
      "$l: apparentMapperAddress: %s",
         $self->generationNumber,
         $self->currentMapperAddress,
         $self->apparentMapperAddress;

   for ($self->tlvList) {
      $buf .= "\n".$_->print;
   }

   $buf;
}

1;

__END__