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mcrypt_module_get_algo_key_size
(PHP 4 >= 4.0.2, PHP 5)
mcrypt_module_get_algo_key_size — Returns the maximum supported keysize of the opened mode
Description
int mcrypt_module_get_algo_key_size
( string $algorithm
[, string $lib_dir
] )
Gets the maximum supported keysize of the opened mode.
Parameters
- algorithm
-
The algorithm name.
- lib_dir
-
This optional parameter can contain the location where the mode module is on the system.
Return Values
This function returns the maximum supported key size of the algorithm specified in bytes.
