PHP Conference Japan 2024

mcrypt_enc_get_algorithms_name

(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)

mcrypt_enc_get_algorithms_nameReturns the name of the opened algorithm

Warning

This function has been DEPRECATED as of PHP 7.1.0 and REMOVED as of PHP 7.2.0. Relying on this function is highly discouraged.

Description

mcrypt_enc_get_algorithms_name(resource $td): string

This function returns the name of the algorithm.

Parameters

td

The encryption descriptor.

Return Values

Returns the name of the opened algorithm as a string.

Examples

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";
?>

The above example will output:

CAST-256
CAST-256

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php-manual2 at omershenker dot net
21 years ago
For some reason this function (but not mcrypt_list_algorithms()) returns each element in the array twice. If you have this problem, try array_unique(mcrypt_list_algorithms()).
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