File Coverage

blib/lib/Net/Frame/Layer/CDP/MTU.pm

Criterion	Covered	Total	%
statement	27	31	87.1
branch	2	4	50.0
condition			n/a
subroutine	8	10	80.0
pod	6	6	100.0
total	43	51	84.3

#
# $Id: MTU.pm 1640 2013-03-28 17:58:27Z VinsWorldcom $
#
package Net::Frame::Layer::CDP::MTU;
use strict; use warnings;

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

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

#no strict 'vars';

use Net::Frame::Layer::CDP::Constants qw(:consts);

sub new {
   shift->SUPER::new(
      type   => NF_CDP_TYPE_MTU,
      length => 8,
      mtu    => 1500,
      @_,
   );
}

sub getLength { 8 }

sub pack {
   my $self = shift;

   my $raw = $self->SUPER::pack('nnN',
      $self->type,
      $self->length,
      $self->mtu,
   ) or return;

   return $self->raw($raw);
}

sub unpack {
   my $self = shift;

   my ($type, $length, $mtu, $payload) =
      $self->SUPER::unpack('nnN a*', $self->raw)
         or return;

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

   $self->payload($payload);

   return $self;
}

sub computeLengths {
   my $self = shift;

   $self->length(8);

   return 1;
}

sub print {
   my $self = shift;

   my $l = $self->layer;
   my $buf = sprintf
      "$l: type:0x%04x  length:%d  mtu:%d",
         $self->type, $self->length, $self->mtu;

   return $buf;
}

1;

__END__