Exemplo n.º 1
0
 public void FIPS186_b(string testName, SHA256 hash, byte[] input, byte[] result)
 {
     byte[] output = hash.ComputeHash (input, 0, input.Length);
     Assert.AreEqual (result, output, testName + ".b.1");
     Assert.AreEqual (result, hash.Hash, testName + ".b.2");
     // required or next operation will still return old hash
     hash.Initialize ();
 }
Exemplo n.º 2
0
 public void FIPS186_c(string testName, SHA256 hash, byte[] input, byte[] result)
 {
     MemoryStream ms = new MemoryStream (input);
     byte[] output = hash.ComputeHash (ms);
     Assert.AreEqual (result, output, testName + ".c.1");
     Assert.AreEqual (result, hash.Hash, testName + ".c.2");
     // required or next operation will still return old hash
     hash.Initialize ();
 }
Exemplo n.º 3
0
 public void FIPS186_d(string testName, SHA256 hash, byte[] input, byte[] result)
 {
     byte[] output = hash.TransformFinalBlock (input, 0, input.Length);
     // LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
     // AssertEquals( testName + ".d.1", result, output );
     Assert.IsNotNull (output, testName + ".d.1");
     Assert.AreEqual (result, hash.Hash, testName + ".d.2");
     // required or next operation will still return old hash
     hash.Initialize ();
 }
Exemplo n.º 4
0
        //
        // public methods
        //

        public override void Initialize()
        {
            if (_impl != null)
            {
                _impl.Initialize();
            }
            else
            {
                InitializeState();

                // Zeroize potentially sensitive information.
                Array.Clear(_buffer, 0, _buffer.Length);
                Array.Clear(_W, 0, _W.Length);
            }
        }
Exemplo n.º 5
0
	public void FIPS186_a (string testName, SHA256 hash, byte[] input, byte[] result) 
	{
		byte[] output = hash.ComputeHash (input); 
		AssertEquals (testName + ".a.1", result, output);
		AssertEquals (testName + ".a.2", result, hash.Hash);
		// required or next operation will still return old hash
		hash.Initialize ();
	}
Exemplo n.º 6
0
	public void FIPS186_e (string testName, SHA256 hash, byte[] input, byte[] result) 
	{
		byte[] copy = new byte [input.Length];
		for (int i=0; i < input.Length - 1; i++)
			hash.TransformBlock (input, i, 1, copy, i);
		byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1);
		// LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
		// AssertEquals (testName + ".e.1", result, output);
		AssertEquals (testName + ".e", result, hash.Hash);
		// required or next operation will still return old hash
		hash.Initialize ();
	}