private void MonteCarloTest(byte[] Key, byte[] Input, byte[] Output, int Count = 100)
{
byte[] outBytes = new byte[Input.Length];
Array.Copy(Input, 0, outBytes, 0, outBytes.Length);
using (SPX engine = new SPX())
{
engine.Initialize(true, new KeyParams(Key));
for (int i = 0; i != Count; i++)
engine.Transform(outBytes, outBytes);
}
if (Compare.AreEqual(outBytes, Output) == false)
throw new Exception("Serpent MonteCarlo: Arrays are not equal! Expected: " + HexConverter.ToString(Output) + " Received: " + HexConverter.ToString(outBytes));
}
private void VectorTest(byte[] Key, byte[] Input, byte[] Output)
{
byte[] outBytes = new byte[Output.Length];
using (SPX enc = new SPX())
{
enc.Initialize(true, new KeyParams(Key));
enc.EncryptBlock(Input, outBytes);
}
if (Compare.AreEqual(Output, outBytes) == false)
throw new Exception("SerpentVector: Encrypted arrays are not equal! Expected: " + HexConverter.ToString(Output) + " Received: " + HexConverter.ToString(outBytes));
using (SPX dec = new SPX())
{
dec.Initialize(false, new KeyParams(Key));
dec.DecryptBlock(Output, outBytes);
}
if (Compare.AreEqual(Input, outBytes) == false)
throw new Exception("SerpentVector: Decrypted arrays are not equal! Expected: " + HexConverter.ToString(Input) + " Received: " + HexConverter.ToString(outBytes));
}
private void KeyTest()
{
byte[] inBytes = new byte[16];
byte[] outBytes = new byte[16];
byte[] decBytes = new byte[16];
byte[] key = new byte[64];
for (int i = 0; i < 16; i++)
inBytes[i] = (byte)i;
for (int i = 0; i < 64; i++)
key[i] = (byte)i;
using (SPX engine = new SPX())
{
engine.Initialize(true, new KeyParams(key));
engine.EncryptBlock(inBytes, outBytes);
engine.Initialize(false, new KeyParams(key));
engine.DecryptBlock(outBytes, decBytes);
}
if (Compare.AreEqual(inBytes, decBytes) == false)
throw new Exception("Serpent: Decrypted arrays are not equal! Expected: " + HexConverter.ToString(inBytes) + " Received: " + HexConverter.ToString(decBytes));
}