// Token: 0x06000122 RID: 290 RVA: 0x0000936C File Offset: 0x0000756C
private static uint Inv_Mcol(uint x)
{
uint num = x ^ AesEngine.Shift(x, 8);
uint num2 = x ^ AesEngine.FFmulX(num);
num ^= AesEngine.FFmulX2(num2);
return(num2 ^ (num ^ AesEngine.Shift(num, 16)));
}
private static uint Inv_Mcol(uint x)
{
uint num = AesEngine.FFmulX(x);
uint num2 = AesEngine.FFmulX(num);
uint num3 = AesEngine.FFmulX(num2);
uint num4 = x ^ num3;
return(num ^ num2 ^ num3 ^ AesEngine.Shift(num ^ num4, 8) ^ AesEngine.Shift(num2 ^ num4, 16) ^ AesEngine.Shift(num4, 24));
}