Example #1
0
        private void salsa20Test1(
            int rounds,
            ICipherParameters parameters,
            string v0,
            string v192,
            string v256,
            string v448)
        {
            IStreamCipher salsa = new Salsa20Engine(rounds);

            byte[] buf = new byte[64];

            salsa.Init(true, parameters);

            for (int i = 0; i != 7; i++)
            {
                salsa.ProcessBytes(zeroes, 0, 64, buf, 0);
                switch (i)
                {
                case 0:
                    if (!AreEqual(buf, Hex.Decode(v0)))
                    {
                        mismatch("v0/" + rounds, v0, buf);
                    }
                    break;

                case 3:
                    if (!AreEqual(buf, Hex.Decode(v192)))
                    {
                        mismatch("v192/" + rounds, v192, buf);
                    }
                    break;

                case 4:
                    if (!AreEqual(buf, Hex.Decode(v256)))
                    {
                        mismatch("v256/" + rounds, v256, buf);
                    }
                    break;

                default:
                    // ignore
                    break;
                }
            }

            for (int i = 0; i != 64; i++)
            {
                buf[i] = salsa.ReturnByte(zeroes[i]);
            }

            if (!AreEqual(buf, Hex.Decode(v448)))
            {
                mismatch("v448", v448, buf);
            }
        }