decrypt method
Decrypt an object's data.
Implementation
Uint8List decrypt(Uint8List data, int objectNumber, int generation) {
if (_encryptionKey == null) return data;
final objectKey = _computeObjectKey(objectNumber, generation);
if (isAES) {
return _aesDecrypt(data, objectKey);
}
return Uint8List.fromList(_rc4(data, objectKey));
}