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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
Beschreibung
int mcrypt_module_get_algo_key_size
( string $algorithm
[, string $lib_dir
] )
Gets the maximum supported keysize of the opened mode.
Parameter-Liste
- algorithm
-
The algorithm name.
- lib_dir
-
This optional parameter can contain the location where the mode module is on the system.
Rückgabewerte
This function returns the maximum supported key size of the algorithm specified in bytes.