--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scratch/x.pl	Sun Jul 31 15:03:06 2011 +0200
@@ -0,0 +1,61 @@
+#!/usr/bin/perl
+use 5.010;
+use strict;
+use warnings;
+use Crypt::CBC;
+use autodie qw(:all);
+use Benchmark qw(:all);
+use IO::Compress::Gzip qw(gzip $GzipError);
+use File::Temp;
+
+my $tmp = File::Temp->new();
+warn "<< $tmp >>\n";
+
+my $cipher0 = Crypt::CBC->new(
+    -key => "x",
+    -keysize => 16,
+    -cipher => 'Blowfish',
+) or die;
+$ENV{X} = "x";
+
+@ARGV = qw(/boot/vmlinuz-2.6.32-5-amd64);
+my $text = join "" => <>;
+
+say length $text;
+
+cmpthese(30 => {
+    'openssl' => sub { openssl($text) },
+    'perlssl' => sub { perlssl($text) },
+    }
+);
+
+cmpthese(30 => {
+    'gzip' => sub { bingzip($text) },
+    'perlzip' => sub { perlzip($text) },
+    }
+);
+
+sub openssl {
+    open(my $out, "|openssl bf -pass env:X -out $tmp") or die;
+    print $out $_[0];
+    close $out;
+    die $? if $?;
+}
+
+sub perlssl {
+    open(my $out, ">$tmp");
+    print $out $cipher0->encrypt($_[0]);
+    close $out;
+}
+
+sub perlzip {
+    open(my $out, ">$tmp");
+    gzip($_[0] => $out);
+}
+
+sub bingzip {
+    open(my $out, "|gzip -1 >$tmp");
+    print $out $_[0];
+    close $out;
+    die $? if $?
+}