Future?
Wouldn't this be much nicer?
name;
echo $td->is_block_algorithm;
echo $td->block_size;
echo $td->iv_size;
echo $td->key_size;
$iv = $td->generate_iv();
/* or */
$iv = mcrypt::creat_iv($size);
$td->set_iv($iv);
$td->set_key('secret_key', MCRYPT_HASH); /* or MCRYPT_PAD */
$td->init(); /* optional, only required for multiple encryptions */
$crypt = $td->encrypt('secret text');
$td = NULL;
?>]]>