Exemplo n.º 1
0
        void EncryptionThread(object instance)
        {
            DateTime start = DateTime.Now;

            instance = Helper.CreateInstance(_implType);
            int totalBlocks = _dataSize / (_blockSize >> 3);
            int unitBlocks  = 1024 * 1024 * 2 / (_blockSize >> 3);

            byte[] key   = new byte[_keySize >> 3];
            byte[] iv    = new byte[_blockSize >> 3];
            byte[] data1 = new byte[unitBlocks * (_blockSize >> 3)];
            byte[] data2 = new byte[unitBlocks * (_blockSize >> 3)];
            Invoke(new SetProgressbarDelegate(SetProgressbarMax), totalBlocks);

            SymmetricAlgorithm     algo    = instance as SymmetricAlgorithm;
            SymmetricAlgorithmPlus algo2   = instance as SymmetricAlgorithmPlus;
            IBlockCipher           bc      = instance as IBlockCipher;
            SetProgressbarDelegate setprog = new SetProgressbarDelegate(SetProgressbarValue);
            int step = unitBlocks;

            if (algo2 != null)
            {
                algo2.NumberOfThreads = _threads;
            }
            if (algo != null)
            {
                algo.Mode = CipherMode.ECB;
            }
            if (bc != null)
            {
                bc.Init(true, new KeyParameter(key));
            }

            if (algo != null)
            {
                using (ICryptoTransform ct = algo.CreateEncryptor(key, iv)) {
                    for (int i = 0; i <= totalBlocks - step; i += step)
                    {
                        ct.TransformBlock(data1, 0, data1.Length, data2, 0);
                        Invoke(setprog, i);
                    }
                }
            }
            else if (bc != null)
            {
                for (int i = 0; i < totalBlocks; i += step)
                {
                    for (int q = 0; q < unitBlocks; q++)
                    {
                        bc.ProcessBlock(data1, q * iv.Length, data2, q * iv.Length);
                    }
                    Invoke(setprog, i);
                }
            }
            TimeSpan span = DateTime.Now.Subtract(start);

            Invoke(setprog, totalBlocks);
            Invoke(new SetTextDelegate(SetText), label1, Helper.ToName(_implType) + " - Time: " + span.ToString());
        }
Exemplo n.º 2
0
		void EncryptionThread (object instance)
		{
			DateTime start = DateTime.Now;
			instance = Helper.CreateInstance (_implType);
			int totalBlocks = _dataSize / (_blockSize >> 3);
			int unitBlocks = 1024 * 1024 * 2 / (_blockSize >> 3);
			byte[] key = new byte[_keySize >> 3];
			byte[] iv = new byte[_blockSize >> 3];
			byte[] data1 = new byte[unitBlocks * (_blockSize >> 3)];
			byte[] data2 = new byte[unitBlocks * (_blockSize >> 3)];
			Invoke (new SetProgressbarDelegate (SetProgressbarMax), totalBlocks);

			SymmetricAlgorithm algo = instance as SymmetricAlgorithm;
			SymmetricAlgorithmPlus algo2 = instance as SymmetricAlgorithmPlus;
			IBlockCipher bc = instance as IBlockCipher;
			SetProgressbarDelegate setprog = new SetProgressbarDelegate (SetProgressbarValue);
			int step = unitBlocks;

			if (algo2 != null) {
				algo2.NumberOfThreads = _threads;
			}
			if (algo != null) {
				algo.Mode = CipherMode.ECB;
			}
			if (bc != null) {
				bc.Init (true, new KeyParameter (key));
			}

			if (algo != null) {
				using (ICryptoTransform ct = algo.CreateEncryptor (key, iv)) {
					for (int i = 0; i <= totalBlocks - step; i += step) {
						ct.TransformBlock (data1, 0, data1.Length, data2, 0);
						Invoke (setprog, i);
					}
				}
			} else if (bc != null) {
				for (int i = 0; i < totalBlocks; i += step) {
					for (int q = 0; q < unitBlocks; q ++)
						bc.ProcessBlock (data1, q * iv.Length, data2, q * iv.Length);
					Invoke (setprog, i);
				}
			}
			TimeSpan span = DateTime.Now.Subtract (start);
			Invoke (setprog, totalBlocks);
			Invoke (new SetTextDelegate (SetText), label1, Helper.ToName (_implType) + " - Time: " + span.ToString ());
		}