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    {
	decrypt($_[0], $_[1], pack('H*',$_[2]), $_[3]);
    }
}


########################################
# finally, to satisfy require
########################################

1;
__END__


=head1 NAME

Crypt::OFB - Encrypt Data using OFB Mode

=head1 SYNOPSIS

Use Crypt::OFB OO style

  use Crypt::OFB;

  $crypt = Crypt::OFB->new;
  $crypt->padding(PADDING_AUTO);
  $crypt->cipher("Blowfish") || die $crypt->errstring;
  $crypt->key("some_key"); 

  $enc = $crypt->encrypt("Some data.");
  print $crypt->decrypt($enc);

=head1 DESCRIPTION

This module is a Perl-only implementation of the OFB mode.
It is a inheritance class of B<Crypt::ECB>. 
Please read Crypt::ECB(3) for the default function description.

=head1 COPYING

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

=head1 AUTHOR

Kang-min Liu <gugod@gugod.org>.

=head1 SEE ALSO

perl(1), Crypt::DES(3), Crypt::IDEA(3), Crypt::CBC(3), Crypt::ECB(3)

=cut