mcrypt
PHP Manual

mcrypt_enc_get_algorithms_name

(PHP 4 >= 4.0.2, PHP 5)

mcrypt_enc_get_algorithms_name — Returns the name of the opened algorithm

Description

string mcrypt_enc_get_algorithms_name ( resource $td )

This function returns the name of the algorithm.

Example#1 mcrypt_enc_get_algorithms_name() example

<?php
$td 
mcrypt_module_open(MCRYPT_CAST_256''MCRYPT_MODE_CFB'');
echo 
mcrypt_enc_get_algorithms_name($td). "\n";
  
$td mcrypt_module_open('cast-256'''MCRYPT_MODE_CFB'');
echo 
mcrypt_enc_get_algorithms_name($td). "\n";
?>

El resultado del ejemplo seria:

CAST-256
CAST-256


mcrypt
PHP Manual