NAME

PerlIO::via::CBC - PerlIO layer for reading/writing CBC encrypted files

SYNOPSIS

  use PerlIO::via::CBC;

  PerlIO::via::CBC->config(
    'key'             => 'my secret key',
    'cipher'          => 'Blowfish',
    'iv'              => '$KJh#(}q',
    'regenerate_key'  => 0,   # default true
    'padding'         => 'space',
    'prepend_iv'      => 0,
    'pcbc'            => 1  #default 0
  );

  my $fh;
  open($fh, '>:via(PerlIO::via::CBC)', $file)
    or die "Can't open $file for encryption: $!\n";
  print $fh $lots_of_secret_data;
  close($fh)
    or die "Error closing file: $!\n";

  open($fh, '<:via(PerlIO::via::CBC)', $file)
    or die "Can't open $file for decryption: $!\n";
  print <$fh>;
  close($fh)
    or die "Error closing file: $!\n";

DESCRIPTION

This module implements a PerlIO layer that can read and read CBC encrypted files. It uses Crypt::CBC to do the CBC. So check Crypt::CBC for more information.

config(%args)

Allows the configuration of the CBC. Check Crypt::CBC->new() for more information.

OVERRIDEN METHODS

This section lists the overriden PerlIO::via methods.

FILL

FLUSH

PUSHED

REQUIRED MODULES

    Crypt::CBC' => 2.12
    Crypt::DES' => 2.03

SEE ALSO

PerlIO::via

AUTHOR

Sascha Kiefer, esskar@cpan.org

COPYRIGHT

This program is free software, you can redistribute it and/or modify it under the same terms as Perl itself.