public static ulong[] SeekW(ulong[] M)
{
ulong [] W = new ulong[80];
int i = 0;
while (i < 16)
{
W[i] = M[i];
i++;
}
while (i < 80)
{
W[i] = SecFunction.CyclicShift4(W[i - 2]) + W[i - 7] + SecFunction.CyclicShift3(W[i - 15]) + W[i - 16];
i++;
}
return(W);
}
//static ulong [,]HEgt=new ulong[81,8];
public static ulong[] Rounds(ulong[] W)
{
ulong T1, T2;
ulong[] H = new ulong[8];
ulong a = BoxTransfer.H[0];
ulong b = BoxTransfer.H[1];
ulong c = BoxTransfer.H[2];
ulong d = BoxTransfer.H[3];
ulong e = BoxTransfer.H[4];
ulong f = BoxTransfer.H[5];
ulong g = BoxTransfer.H[6];
ulong h = BoxTransfer.H[7];
//表示轮数
int t = 0;
while (t < 80)
{
T1 = h + SecFunction.CyclicShift2(e) + SecFunction.Ch(e, f, g) + BoxTransfer.K[t] + W[t];
T2 = SecFunction.CyclicShift1(a) + SecFunction.Maj(a, b, c);
h = g;
g = f;
f = e;
e = d + T1;
d = c;
c = b;
b = a;
a = T1 + T2;
t++;
}
H[0] = BoxTransfer.H2[0] + a;
H[1] = BoxTransfer.H2[1] + b;
H[2] = BoxTransfer.H2[2] + c;
H[3] = BoxTransfer.H2[3] + d;
H[4] = BoxTransfer.H2[4] + e;
H[5] = BoxTransfer.H2[5] + f;
H[6] = BoxTransfer.H2[6] + g;
H[7] = BoxTransfer.H2[7] + h;
return(H);
}
