Inheritance: ICipherParameters
Exemplo n.º 1
0
		public ITestResult Perform()
		{
			// test1
			IMac mac = new Gost28147Mac();
			KeyParameter key = new KeyParameter(gkeyBytes1);

			mac.Init(key);

			mac.BlockUpdate(input3, 0, input3.Length);

			byte[] outBytes = new byte[4];

			mac.DoFinal(outBytes, 0);

			if (!Arrays.AreEqual(outBytes, output7))
			{
				return new SimpleTestResult(false, Name + ": Failed test 1 - expected "
					+ Hex.ToHexString(output7)
					+ " got " + Hex.ToHexString(outBytes));
			}

			// test2
			key = new KeyParameter(gkeyBytes2);

			ParametersWithSBox gparam = new ParametersWithSBox(key, Gost28147Engine.GetSBox("E-A"));

			mac.Init(gparam);

			mac.BlockUpdate(input4, 0, input4.Length);

			outBytes = new byte[4];

			mac.DoFinal(outBytes, 0);

			if (!Arrays.AreEqual(outBytes, output8))
			{
				return new SimpleTestResult(false, Name + ": Failed test 2 - expected "
					+ Hex.ToHexString(output8)
					+ " got " + Hex.ToHexString(outBytes));
			}

			return new SimpleTestResult(true, Name + ": Okay");
		}
Exemplo n.º 2
0
		public override void PerformTest()
		{
			base.PerformTest();

			//advanced tests with Gost28147KeyGenerator:
			//encrypt on hesh message; ECB mode:
			byte[] inBytes = Hex.Decode("4e6f77206973207468652074696d6520666f7220616c6c20");
			byte[] output = Hex.Decode("8ad3c8f56b27ff1fbd46409359bdc796bc350e71aac5f5c0");
			byte[] outBytes = new byte[inBytes.Length];

			byte[] key = generateKey(Hex.Decode("0123456789abcdef"));  //!!! heshing start_key - get 256 bits !!!
	//        System.out.println(new string(Hex.Encode(key)));
			ICipherParameters  param = new ParametersWithSBox(new KeyParameter(key), Gost28147Engine.GetSBox("E-A"));
			//CipherParameters  param = new Gost28147Parameters(key,"D-Test");
			BufferedBlockCipher cipher = new BufferedBlockCipher(new Gost28147Engine());

			cipher.Init(true, param);
			int len1 = cipher.ProcessBytes(inBytes, 0, inBytes.Length, outBytes, 0);
			try
			{
				cipher.DoFinal(outBytes, len1);
			}
			catch (CryptoException e)
			{
				Fail("failed - exception " + e.ToString(), e);
			}

			if (outBytes.Length != output.Length)
			{
				Fail("failed - "
					+ "expected " + Hex.ToHexString(output) + " got "
					+ Hex.ToHexString(outBytes));
			}

			for (int i = 0; i != outBytes.Length; i++)
			{
				if (outBytes[i] != output[i])
				{
					Fail("failed - "
						+ "expected " + Hex.ToHexString(output)
						+ " got " + Hex.ToHexString(outBytes));
				}
			}


			//encrypt on hesh message; CFB mode:
			inBytes = Hex.Decode("bc350e71aac5f5c2");
			output = Hex.Decode("0ebbbafcf38f14a5");
			outBytes = new byte[inBytes.Length];

			key = generateKey(Hex.Decode("0123456789abcdef"));  //!!! heshing start_key - get 256 bits !!!
			param = new ParametersWithIV(
				new ParametersWithSBox(
					new KeyParameter(key), //key
					Gost28147Engine.GetSBox("E-A")), //type S-box
				Hex.Decode("1234567890abcdef")); //IV

			cipher = new BufferedBlockCipher(new CfbBlockCipher(new Gost28147Engine(), 64));

			cipher.Init(true, param);
			len1 = cipher.ProcessBytes(inBytes, 0, inBytes.Length, outBytes, 0);
			try
			{
				cipher.DoFinal(outBytes, len1);
			}
			catch (CryptoException e)
			{
				Fail("failed - exception " + e.ToString(), e);
			}
			if (outBytes.Length != output.Length)
			{
				Fail("failed - "
					+ "expected " + Hex.ToHexString(output)
					+ " got " + Hex.ToHexString(outBytes));
			}
			for (int i = 0; i != outBytes.Length; i++)
			{
				if (outBytes[i] != output[i])
				{
					Fail("failed - "
						+ "expected " + Hex.ToHexString(output)
						+ " got " + Hex.ToHexString(outBytes));
				}
			}


			//encrypt on hesh message; CFB mode:
			inBytes = Hex.Decode("000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c0d0e0f");
			output = Hex.Decode("64988982819f0a1655e226e19ecad79d10cc73bac95c5d7da034786c12294225");
			outBytes = new byte[inBytes.Length];

			key = generateKey(Hex.Decode("aafd12f659cae63489b479e5076ddec2f06cb58faafd12f659cae63489b479e5"));  //!!! heshing start_key - get 256 bits !!!
			param = new ParametersWithIV(
				new ParametersWithSBox(
					new KeyParameter(key), //key
					Gost28147Engine.GetSBox("E-A")), //type S-box
				Hex.Decode("aafd12f659cae634")); //IV

			cipher = new BufferedBlockCipher(new CfbBlockCipher(new Gost28147Engine(), 64));

			cipher.Init(true, param);
			len1 = cipher.ProcessBytes(inBytes, 0, inBytes.Length, outBytes, 0);

			cipher.DoFinal(outBytes, len1);

			if (outBytes.Length != output.Length)
			{
				Fail("failed - "
					+ "expected " + Hex.ToHexString(output)
					+ " got " + Hex.ToHexString(outBytes));
			}

			for (int i = 0; i != outBytes.Length; i++)
			{
				if (outBytes[i] != output[i])
				{
					Fail("failed - "
						+ "expected " + Hex.ToHexString(output)
						+ " got " + Hex.ToHexString(outBytes));
				}
			}

			//encrypt on hesh message; OFB mode:
			inBytes = Hex.Decode("bc350e71aa11345709acde");
			output = Hex.Decode("1bcc2282707c676fb656dc");
			outBytes = new byte[inBytes.Length];

			key = generateKey(Hex.Decode("0123456789abcdef"));  //!!! heshing start_key - get 256 bits !!!
			param = new ParametersWithIV(
				new ParametersWithSBox(
					new KeyParameter(key), //key
					Gost28147Engine.GetSBox("E-A")), //type S-box
				Hex.Decode("1234567890abcdef")); //IV

			cipher = new BufferedBlockCipher(new GOfbBlockCipher(new Gost28147Engine()));

			cipher.Init(true, param);
			len1 = cipher.ProcessBytes(inBytes, 0, inBytes.Length, outBytes, 0);

			cipher.DoFinal(outBytes, len1);

			if (outBytes.Length != output.Length)
			{
				Fail("failed - "
					+ "expected " + Hex.ToHexString(output)
					+ " got " + Hex.ToHexString(outBytes));
			}

			for (int i = 0; i != outBytes.Length; i++)
			{
				if (outBytes[i] != output[i])
				{
					Fail("failed - "
						+ "expected " + Hex.ToHexString(output)
						+ " got " + Hex.ToHexString(outBytes));
				}
			}
		}