File: encode_base32.pl

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#! /usr/bin/perl -w
# 
# Copyright (C) 2005 Yann Droneaud <ydroneaud@meuh.org>
#
# 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.
#

#
# Encode in base32 using perl library
#

use MIME::Base32 qw(RFC); # request explicitly RFC output

open(FILE, '<', $ARGV[0]) || die ;

binmode(FILE);

my $buffer = join('', <FILE>);

if (!defined($buffer)) {
    $buffer = '';
}

$buffer = MIME::Base32::encode($buffer);

# Need to do the padding
my $rem = length($buffer) % 8;

if ($rem) {
    $buffer .= substr("=========", 0, 8 - $rem);
}

print $buffer, "\n";

close(FILE);