public CryptoTransform(byte[] key, byte[] iv, IKeySchedule keySchedule)
{
IKeySchedule scheduler = (IKeySchedule)Activator.CreateInstance(keySchedule.GetType());
scheduler.Key = key;
scheduler.IV = iv;
this.keySchedule = scheduler;
byte[] random = new byte[8];
scheduler.GetNext(8).CopyTo(random, 0);
rounds = MinRounds + (random[0] % (MaxAdditionalRounds + 1));
}
