Org.BouncyCastle.Crypto.Engines.HC128Engine.Init C# (CSharp) Метод

		private void Init()
		{
			if (key.Length != 16)
				throw new ArgumentException("The key must be 128 bits long");

			cnt = 0;

			uint[] w = new uint[1280];

			for (int i = 0; i < 16; i++)
			{
				w[i >> 2] |= ((uint)key[i] << (8 * (i & 0x3)));
			}
			Array.Copy(w, 0, w, 4, 4);

			for (int i = 0; i < iv.Length && i < 16; i++)
			{
				w[(i >> 2) + 8] |= ((uint)iv[i] << (8 * (i & 0x3)));
			}
			Array.Copy(w, 8, w, 12, 4);

			for (uint i = 16; i < 1280; i++)
			{
				w[i] = F2(w[i - 2]) + w[i - 7] + F1(w[i - 15]) + w[i - 16] + i;
			}

			Array.Copy(w, 256, p, 0, 512);
			Array.Copy(w, 768, q, 0, 512);

			for (int i = 0; i < 512; i++)
			{
				p[i] = Step();
			}
			for (int i = 0; i < 512; i++)
			{
				q[i] = Step();
			}

			cnt = 0;
		}