public function getString() : string
{
return Util::safeStrcpy($this->internalStringValue);
}
/** * @param HiddenString $keyMaterial - The actual key data * @throws InvalidKey */ public function __construct(HiddenString $keyMaterial) { if (CryptoUtil::safeStrlen($keyMaterial->getString()) !== \Sodium\CRYPTO_BOX_SECRETKEYBYTES) { throw new InvalidKey('Encryption secret key must be CRYPTO_BOX_SECRETKEYBYTES bytes long'); } parent::__construct($keyMaterial); }