MCRYPT_MODULE_SELF_TEST(3) 1 MCRYPT_MODULE_SELF_TEST(3)
mcrypt_module_self_test - This function runs a self test on the specified module
SYNOPSIS
bool mcrypt_module_self_test (string $algorithm, [string $lib_dir])
DESCRIPTION
This function runs the self test on the algorithm specified.
PARAMETERS
o $algorithm
-One of the MCRYPT_ciphername constants, or the name of the algorithm as string.
o $lib_dir
- The optional $lib_dir parameter 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(3) example
<?php
var_dump(mcrypt_module_self_test(MCRYPT_RIJNDAEL_128)) . "
";
var_dump(mcrypt_module_self_test(MCRYPT_BOGUS_CYPHER));
?>
The above example will output:
bool(true)
bool(false)
PHP Documentation Group MCRYPT_MODULE_SELF_TEST(3)