public Task Initialize(TestContext ctx, CancellationToken cancellationToken)
{
return(Task.Run(() => {
if (Parameters == null)
{
return;
}
cipher = CipherSuiteFactory.CreateCipherSuite(Parameters.Protocol, Parameters.Code);
if (Parameters.IsGCM)
{
crypto = new MyGaloisCounterCipher(Parameters, cipher);
crypto.ServerWriteKey = SecureBuffer.CreateCopy(Parameters.Key);
crypto.ClientWriteKey = SecureBuffer.CreateCopy(Parameters.Key);
crypto.ServerWriteIV = SecureBuffer.CreateCopy(Parameters.ImplicitNonce);
crypto.ClientWriteIV = SecureBuffer.CreateCopy(Parameters.ImplicitNonce);
crypto.InitializeCipher();
}
else
{
crypto = new MyCbcBlockCipher(Parameters, cipher);
crypto.ServerWriteKey = SecureBuffer.CreateCopy(Parameters.Key);
crypto.ClientWriteKey = SecureBuffer.CreateCopy(Parameters.Key);
crypto.ServerWriteMac = SecureBuffer.CreateCopy(Parameters.MAC);
crypto.ClientWriteMac = SecureBuffer.CreateCopy(Parameters.MAC);
crypto.InitializeCipher();
}
}));
}
public byte[] TestPRF(HandshakeHashType algorithm, byte[] secret, string seed, byte[] data, int length)
{
var prf = new PseudoRandomFunctionTls12(algorithm);
var result = prf.PRF(SecureBuffer.CreateCopy(secret), seed, SecureBuffer.CreateCopy(data), length);
return(result.StealBuffer());
}
public byte[] TestHMac(HandshakeHashType algorithm, byte[] key, byte[] data)
{
var hmac = HMac.Create(algorithm, SecureBuffer.CreateCopy(key));
hmac.Reset();
hmac.TransformBlock(data, 0, data.Length);
var output = new byte [hmac.MacSize];
hmac.TransformFinalBlock(output, 0, output.Length);
return(output);
}
public void InitializeGCM(CipherSuiteCode code, byte[] key, byte[] implNonce, byte[] explNonce)
{
Cipher = CipherSuiteFactory.CreateCipherSuite(Protocol, code);
#if DEBUG_FULL
Cipher.EnableDebugging = EnableDebugging;
#endif
Crypto = Add(new MyGaloisCounterCipher(IsServer, Protocol, Cipher, explNonce));
Crypto.ServerWriteKey = SecureBuffer.CreateCopy(key);
Crypto.ClientWriteKey = SecureBuffer.CreateCopy(key);
Crypto.ServerWriteIV = SecureBuffer.CreateCopy(implNonce);
Crypto.ClientWriteIV = SecureBuffer.CreateCopy(implNonce);
Crypto.InitializeCipher();
}
public void InitializeCBC(CipherSuiteCode code, byte[] key, byte[] mac, byte[] iv)
{
Cipher = CipherSuiteFactory.CreateCipherSuite(Protocol, code);
#if DEBUG_FULL
Cipher.EnableDebugging = EnableDebugging;
#endif
Crypto = Add(new MyCbcBlockCipher(this, iv));
Crypto.ServerWriteKey = SecureBuffer.CreateCopy(key);
Crypto.ClientWriteKey = SecureBuffer.CreateCopy(key);
Crypto.ServerWriteMac = SecureBuffer.CreateCopy(mac);
Crypto.ClientWriteMac = SecureBuffer.CreateCopy(mac);
Crypto.InitializeCipher();
}