private void Encrypt256 (byte[] indata, byte[] outdata, uint[] ekey)
{
uint a0, a1, a2, a3, a4, a5, a6, a7, b0, b1, b2, b3, b4, b5, b6, b7;
/* Round 0 */
a0 = (((uint)indata[0] << 24) | ((uint)indata[1] << 16) | ((uint)indata[2] << 8) | (uint)indata[3]) ^ ekey[0];
a1 = (((uint)indata[4] << 24) | ((uint)indata[5] << 16) | ((uint)indata[6] << 8) | (uint)indata[7]) ^ ekey[1];
a2 = (((uint)indata[8] << 24) | ((uint)indata[9] << 16) | ((uint)indata[10] << 8) | (uint)indata[11]) ^ ekey[2];
a3 = (((uint)indata[12] << 24) | ((uint)indata[13] << 16) | ((uint)indata[14] << 8) | (uint)indata[15]) ^ ekey[3];
a4 = (((uint)indata[16] << 24) | ((uint)indata[17] << 16) | ((uint)indata[18] << 8) | (uint)indata[19]) ^ ekey[4];
a5 = (((uint)indata[20] << 24) | ((uint)indata[21] << 16) | ((uint)indata[22] << 8) | (uint)indata[23]) ^ ekey[5];
a6 = (((uint)indata[24] << 24) | ((uint)indata[25] << 16) | ((uint)indata[26] << 8) | (uint)indata[27]) ^ ekey[6];
a7 = (((uint)indata[28] << 24) | ((uint)indata[29] << 16) | ((uint)indata[30] << 8) | (uint)indata[31]) ^ ekey[7];
/* Round 1 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[8];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[9];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[10];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[11];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[12];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[13];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[14];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[15];
/* Round 2 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[16];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[17];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[18];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[19];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[20];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[21];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[22];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[23];
/* Round 3 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[24];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[25];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[26];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[27];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[28];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[29];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[30];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[31];
/* Round 4 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[32];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[33];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[34];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[35];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[36];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[37];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[38];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[39];
/* Round 5 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[40];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[41];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[42];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[43];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[44];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[45];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[46];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[47];
/* Round 6 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[48];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[49];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[50];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[51];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[52];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[53];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[54];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[55];
/* Round 7 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[56];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[57];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[58];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[59];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[60];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[61];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[62];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[63];
/* Round 8 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[64];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[65];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[66];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[67];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[68];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[69];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[70];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[71];
/* Round 9 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[72];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[73];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[74];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[75];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[76];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[77];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[78];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[79];
/* Round 10 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[80];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[81];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[82];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[83];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[84];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[85];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[86];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[87];
/* Round 11 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[88];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[89];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[90];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[91];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[92];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[93];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[94];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[95];
/* Round 12 */
a0 = T0[b0 >> 24] ^ T1[(byte)(b1 >> 16)] ^ T2[(byte)(b3 >> 8)] ^ T3[(byte)b4] ^ ekey[96];
a1 = T0[b1 >> 24] ^ T1[(byte)(b2 >> 16)] ^ T2[(byte)(b4 >> 8)] ^ T3[(byte)b5] ^ ekey[97];
a2 = T0[b2 >> 24] ^ T1[(byte)(b3 >> 16)] ^ T2[(byte)(b5 >> 8)] ^ T3[(byte)b6] ^ ekey[98];
a3 = T0[b3 >> 24] ^ T1[(byte)(b4 >> 16)] ^ T2[(byte)(b6 >> 8)] ^ T3[(byte)b7] ^ ekey[99];
a4 = T0[b4 >> 24] ^ T1[(byte)(b5 >> 16)] ^ T2[(byte)(b7 >> 8)] ^ T3[(byte)b0] ^ ekey[100];
a5 = T0[b5 >> 24] ^ T1[(byte)(b6 >> 16)] ^ T2[(byte)(b0 >> 8)] ^ T3[(byte)b1] ^ ekey[101];
a6 = T0[b6 >> 24] ^ T1[(byte)(b7 >> 16)] ^ T2[(byte)(b1 >> 8)] ^ T3[(byte)b2] ^ ekey[102];
a7 = T0[b7 >> 24] ^ T1[(byte)(b0 >> 16)] ^ T2[(byte)(b2 >> 8)] ^ T3[(byte)b3] ^ ekey[103];
/* Round 13 */
b0 = T0[a0 >> 24] ^ T1[(byte)(a1 >> 16)] ^ T2[(byte)(a3 >> 8)] ^ T3[(byte)a4] ^ ekey[104];
b1 = T0[a1 >> 24] ^ T1[(byte)(a2 >> 16)] ^ T2[(byte)(a4 >> 8)] ^ T3[(byte)a5] ^ ekey[105];
b2 = T0[a2 >> 24] ^ T1[(byte)(a3 >> 16)] ^ T2[(byte)(a5 >> 8)] ^ T3[(byte)a6] ^ ekey[106];
b3 = T0[a3 >> 24] ^ T1[(byte)(a4 >> 16)] ^ T2[(byte)(a6 >> 8)] ^ T3[(byte)a7] ^ ekey[107];
b4 = T0[a4 >> 24] ^ T1[(byte)(a5 >> 16)] ^ T2[(byte)(a7 >> 8)] ^ T3[(byte)a0] ^ ekey[108];
b5 = T0[a5 >> 24] ^ T1[(byte)(a6 >> 16)] ^ T2[(byte)(a0 >> 8)] ^ T3[(byte)a1] ^ ekey[109];
b6 = T0[a6 >> 24] ^ T1[(byte)(a7 >> 16)] ^ T2[(byte)(a1 >> 8)] ^ T3[(byte)a2] ^ ekey[110];
b7 = T0[a7 >> 24] ^ T1[(byte)(a0 >> 16)] ^ T2[(byte)(a2 >> 8)] ^ T3[(byte)a3] ^ ekey[111];
/* Final Round */
outdata[0] = (byte)(SBox[b0 >> 24] ^ (byte)(ekey[112] >> 24));
outdata[1] = (byte)(SBox[(byte)(b1 >> 16)] ^ (byte)(ekey[112] >> 16));
outdata[2] = (byte)(SBox[(byte)(b3 >> 8)] ^ (byte)(ekey[112] >> 8));
outdata[3] = (byte)(SBox[(byte)b4] ^ (byte)ekey[112]);
outdata[4] = (byte)(SBox[b1 >> 24] ^ (byte)(ekey[113] >> 24));
outdata[5] = (byte)(SBox[(byte)(b2 >> 16)] ^ (byte)(ekey[113] >> 16));
outdata[6] = (byte)(SBox[(byte)(b4 >> 8)] ^ (byte)(ekey[113] >> 8));
outdata[7] = (byte)(SBox[(byte)b5] ^ (byte)ekey[113]);
outdata[8] = (byte)(SBox[b2 >> 24] ^ (byte)(ekey[114] >> 24));
outdata[9] = (byte)(SBox[(byte)(b3 >> 16)] ^ (byte)(ekey[114] >> 16));
outdata[10] = (byte)(SBox[(byte)(b5 >> 8)] ^ (byte)(ekey[114] >> 8));
outdata[11] = (byte)(SBox[(byte)b6] ^ (byte)ekey[114]);
outdata[12] = (byte)(SBox[b3 >> 24] ^ (byte)(ekey[115] >> 24));
outdata[13] = (byte)(SBox[(byte)(b4 >> 16)] ^ (byte)(ekey[115] >> 16));
outdata[14] = (byte)(SBox[(byte)(b6 >> 8)] ^ (byte)(ekey[115] >> 8));
outdata[15] = (byte)(SBox[(byte)b7] ^ (byte)ekey[115]);
outdata[16] = (byte)(SBox[b4 >> 24] ^ (byte)(ekey[116] >> 24));
outdata[17] = (byte)(SBox[(byte)(b5 >> 16)] ^ (byte)(ekey[116] >> 16));
outdata[18] = (byte)(SBox[(byte)(b7 >> 8)] ^ (byte)(ekey[116] >> 8));
outdata[19] = (byte)(SBox[(byte)b0] ^ (byte)ekey[116]);
outdata[20] = (byte)(SBox[b5 >> 24] ^ (byte)(ekey[117] >> 24));
outdata[21] = (byte)(SBox[(byte)(b6 >> 16)] ^ (byte)(ekey[117] >> 16));
outdata[22] = (byte)(SBox[(byte)(b0 >> 8)] ^ (byte)(ekey[117] >> 8));
outdata[23] = (byte)(SBox[(byte)b1] ^ (byte)ekey[117]);
outdata[24] = (byte)(SBox[b6 >> 24] ^ (byte)(ekey[118] >> 24));
outdata[25] = (byte)(SBox[(byte)(b7 >> 16)] ^ (byte)(ekey[118] >> 16));
outdata[26] = (byte)(SBox[(byte)(b1 >> 8)] ^ (byte)(ekey[118] >> 8));
outdata[27] = (byte)(SBox[(byte)b2] ^ (byte)ekey[118]);
outdata[28] = (byte)(SBox[b7 >> 24] ^ (byte)(ekey[119] >> 24));
outdata[29] = (byte)(SBox[(byte)(b0 >> 16)] ^ (byte)(ekey[119] >> 16));
outdata[30] = (byte)(SBox[(byte)(b2 >> 8)] ^ (byte)(ekey[119] >> 8));
outdata[31] = (byte)(SBox[(byte)b3] ^ (byte)ekey[119]);
}
#endregion
