File Coverage

blib/lib/Net/Frame/Layer/ICMPv4/Echo.pm

Criterion	Covered	Total	%
statement	22	23	95.6
branch	2	4	50.0
condition			n/a
subroutine	7	8	87.5
pod	5	5	100.0
total	36	40	90.0

#
# $Id: Echo.pm 53 2012-01-31 20:27:06Z gomor $
#
package Net::Frame::Layer::ICMPv4::Echo;
use strict; use warnings;

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

our @AS = qw(
   identifier
   sequenceNumber
);
__PACKAGE__->cgBuildIndices;
__PACKAGE__->cgBuildAccessorsScalar(\@AS);

sub new {
   shift->SUPER::new(
      identifier     => getRandom16bitsInt(),
      sequenceNumber => getRandom16bitsInt(),
      @_,
   );
}

sub getLength { 4 }

sub pack {
   my $self = shift;

   $self->raw($self->SUPER::pack('nn',
      $self->identifier, $self->sequenceNumber,
   )) or return;

   return $self->raw;
}

sub unpack {
   my $self = shift;

   my ($identifier, $sequenceNumber, $payload) =
      $self->SUPER::unpack('nn a*', $self->raw)
         or return;

   $self->identifier($identifier);
   $self->sequenceNumber($sequenceNumber);
   $self->payload($payload);

   return $self;
}

sub print {
   my $self = shift;

   my $l = $self->layer;
   sprintf "$l: identifier:%d  sequenceNumber:%d",
      $self->identifier, $self->sequenceNumber;
}

1;

__END__