File Coverage

blib/lib/Crypt/Mac.pm

Criterion	Covered	Total	%
statement	30	31	96.7
branch	8	10	80.0
condition	5	6	83.3
subroutine	5	6	83.3
pod	0	1	0.0
total	48	54	88.8

package Crypt::Mac;

use strict;
use warnings;
our $VERSION = '0.088_004';

use Carp;
$Carp::Internal{(__PACKAGE__)}++;
use CryptX;

sub addfile {
  my ($self, $file) = @_;

  my ($handle, $close_handle);
  if (ref($file) && eval { defined fileno($file) }) {
    $handle = $file;
  }
  elsif (defined($file) && !ref($file)) {
    open($handle, "<", $file) || croak "FATAL: cannot open '$file': $!";
    binmode($handle);
    $close_handle = 1;
  }
  else {
    croak "FATAL: invalid handle";
  }

  my $n;
  my $buf = "";
  {
    local $SIG{__DIE__} = \&CryptX::_croak;
    while (($n = read($handle, $buf, 32*1024))) {
      $self->add($buf);
    }
    croak "FATAL: read failed: $!" unless defined $n;
  }
  close($handle) if $close_handle;

  return $self;
}

sub CLONE_SKIP { 1 } # prevent cloning

1;

=pod

=head1 NAME

Crypt::Mac - [internal only]

=head1 SYNOPSIS

Do not use this module directly.

Use a concrete MAC module such as L or
L.

=head1 DESCRIPTION

Internal base class for MAC implementations.

Do not use this module directly. Use a concrete implementation such as
L, L, L, or
another C module.

=cut