public void h_CalculateshValue_Calculated()
{
uint expected = 579114735;
uint result = TwofishFunction.h(new TwofishMDS(), 261617515, new uint[] { 2715, 515187, 1251512, 215815 });
Assert.AreEqual(expected, result);
}
public TwofishMDS()
{
for (int i = 0; i < 256; i++)
{
_MDS[0][i] = (uint)(TwofishFunction.q1(i) | Mx_X(TwofishFunction.q1(i)) << 8 | Mx_Y(TwofishFunction.q1(i)) << 16 | Mx_Y(TwofishFunction.q1(i)) << 24);
_MDS[1][i] = (uint)(Mx_Y(TwofishFunction.q0(i)) | Mx_Y(TwofishFunction.q0(i)) << 8 | Mx_X(TwofishFunction.q0(i)) << 16 | TwofishFunction.q0(i) << 24);
_MDS[2][i] = (uint)(Mx_X(TwofishFunction.q1(i)) | Mx_Y(TwofishFunction.q1(i)) << 8 | TwofishFunction.q1(i) << 16 | Mx_Y(TwofishFunction.q1(i)) << 24);
_MDS[3][i] = (uint)(Mx_X(TwofishFunction.q0(i)) | TwofishFunction.q0(i) << 8 | Mx_Y(TwofishFunction.q0(i)) << 16 | Mx_X(TwofishFunction.q0(i)) << 24);
}
}
private uint[] Round(ITwofishMDS mds, uint[] K, int round)
{
uint F0 = TwofishFunction.h(mds, K[0], _key.SBox);
uint F1 = TwofishFunction.h(mds, Word32Bits.RotateLeft(K[1], 8), _key.SBox);
K[2] ^= F0 + F1 + _key.K[2 * round + 8];
K[2] = Word32Bits.RotateRight(K[2], 1);
K[3] = Word32Bits.RotateLeft(K[3], 1) ^ (F0 + 2 * F1 + _key.K[2 * round + 9]);
return(K);
}
public void q1_Calculatesq1Value_Calculated()
{
#region expectedValue
byte[] expected =
{
0x75, 0xF3, 0xC6, 0xF4,
0xDB, 0x7B, 0xFB, 0xC8,
0x4A, 0xD3, 0xE6, 0x6B,
0x45, 0x7D, 0xE8, 0x4B,
0xD6, 0x32, 0xD8, 0xFD,
0x37, 0x71, 0xF1, 0xE1,
0x30, 0x0F, 0xF8, 0x1B,
0x87, 0xFA, 0x06, 0x3F,
0x5E, 0xBA, 0xAE, 0x5B,
0x8A, 0x00, 0xBC, 0x9D,
0x6D, 0xC1, 0xB1, 0x0E,
0x80, 0x5D, 0xD2, 0xD5,
0xA0, 0x84, 0x07, 0x14,
0xB5, 0x90, 0x2C, 0xA3,
0xB2, 0x73, 0x4C, 0x54,
0x92, 0x74, 0x36, 0x51,
0x38, 0xB0, 0xBD, 0x5A,
0xFC, 0x60, 0x62, 0x96,
0x6C, 0x42, 0xF7, 0x10,
0x7C, 0x28, 0x27, 0x8C,
0x13, 0x95, 0x9C, 0xC7,
0x24, 0x46, 0x3B, 0x70,
0xCA, 0xE3, 0x85, 0xCB,
0x11, 0xD0, 0x93, 0xB8,
0xA6, 0x83, 0x20, 0xFF,
0x9F, 0x77, 0xC3, 0xCC,
0x03, 0x6F, 0x08, 0xBF,
0x40, 0xE7, 0x2B, 0xE2,
0x79, 0x0C, 0xAA, 0x82,
0x41, 0x3A, 0xEA, 0xB9,
0xE4, 0x9A, 0xA4, 0x97,
0x7E, 0xDA, 0x7A, 0x17,
0x66, 0x94, 0xA1, 0x1D,
0x3D, 0xF0, 0xDE, 0xB3,
0x0B, 0x72, 0xA7, 0x1C,
0xEF, 0xD1, 0x53, 0x3E,
0x8F, 0x33, 0x26, 0x5F,
0xEC, 0x76, 0x2A, 0x49,
0x81, 0x88, 0xEE, 0x21,
0xC4, 0x1A, 0xEB, 0xD9,
0xC5, 0x39, 0x99, 0xCD,
0xAD, 0x31, 0x8B, 0x01,
0x18, 0x23, 0xDD, 0x1F,
0x4E, 0x2D, 0xF9, 0x48,
0x4F, 0xF2, 0x65, 0x8E,
0x78, 0x5C, 0x58, 0x19,
0x8D, 0xE5, 0x98, 0x57,
0x67, 0x7F, 0x05, 0x64,
0xAF, 0x63, 0xB6, 0xFE,
0xF5, 0xB7, 0x3C, 0xA5,
0xCE, 0xE9, 0x68, 0x44,
0xE0, 0x4D, 0x43, 0x69,
0x29, 0x2E, 0xAC, 0x15,
0x59, 0xA8, 0x0A, 0x9E,
0x6E, 0x47, 0xDF, 0x34,
0x35, 0x6A, 0xCF, 0xDC,
0x22, 0xC9, 0xC0, 0x9B,
0x89, 0xD4, 0xED, 0xAB,
0x12, 0xA2, 0x0D, 0x52,
0xBB, 0x02, 0x2F, 0xA9,
0xD7, 0x61, 0x1E, 0xB4,
0x50, 0x04, 0xF6, 0xC2,
0x16, 0x25, 0x86, 0x56,
0x55, 0x09, 0xBE, 0x91
};
#endregion
for (int i = 0; i < 256; i++)
{
Assert.AreEqual(expected[i], TwofishFunction.q1(i));
}
}
