mcrypt_module_self_test
(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_module_self_test — This function runs a self test on the specified module
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_module_self_test(string
$algorithm, string $lib_dir = ?): boolThis function runs the self test on the algorithm specified.
Parameters
-
algorithm -
One of the
MCRYPT_ciphernameconstants, or the name of the algorithm as string. -
lib_dir -
The optional
lib_dirparameter can contain the location where the algorithm module is on the system.
Return Values
The function returns true if the self test succeeds, or false when it
fails.
Examples
Example #1 mcrypt_module_self_test() example
<?php
var_dump(mcrypt_module_self_test(MCRYPT_RIJNDAEL_128)) . "\n";
var_dump(mcrypt_module_self_test(MCRYPT_BOGUS_CYPHER));
?>
The above example will output:
bool(true) bool(false)
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