File Coverage

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

Criterion	Covered	Total	%
statement	22	26	84.6
branch	3	6	50.0
condition			n/a
subroutine	6	8	75.0
pod	5	5	100.0
total	36	45	80.0

#
# $Id: Tlv.pm 12 2015-01-14 06:29:59Z gomor $
#
package Net::Frame::Layer::LLTD::Tlv;
use strict; use warnings;

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

our @AS = qw(
   type
   length
   value
);
__PACKAGE__->cgBuildIndices;
__PACKAGE__->cgBuildAccessorsScalar(\@AS);

sub new {
   shift->SUPER::new(
      type   => 0,
      length => 0,
      value  => '',
      @_,
   );
}

sub getLength { 2 + shift->length }

sub pack {
   my $self = shift;

   $self->raw($self->SUPER::pack('CCa*',
      $self->type, $self->length, $self->value,
   )) or return undef;

   $self->raw;
}

sub unpack {
   my $self = shift;

   my ($type, $length, $tail) = $self->SUPER::unpack('CC a*', $self->raw)
      or return undef;

   my $bLen = $length;
   my ($value, $payload) = $self->SUPER::unpack("a$bLen a*", $tail)
      or return undef;

   $self->type($type);
   $self->length($length);
   $self->value($value);

   $self->payload($payload);

   $self;
}

sub print {
   my $self = shift;

   my $l = $self->layer;
   sprintf "$l: type:%02x  length:%02x  value:%s",
      $self->type, $self->length, CORE::unpack('H*', $self->value);
}

1;

__END__