// Token: 0x06000030 RID: 48 RVA: 0x00002C54 File Offset: 0x00000E54
internal static void Multiply(byte[] block, byte[] val)
{
byte[] array = Arrays.Clone(block);
byte[] array2 = new byte[16];
for (int i = 0; i < 16; i++)
{
byte b = val[i];
for (int j = 7; j >= 0; j--)
{
if (((int)b & 1 << j) != 0)
{
GcmUtilities.Xor(array2, array);
}
bool flag = (array[15] & 1) != 0;
GcmUtilities.ShiftRight(array);
if (flag)
{
byte[] array3 = array;
int num = 0;
array3[num] ^= 225;
}
}
}
Array.Copy(array2, 0, block, 0, 16);
}
// Token: 0x06000031 RID: 49 RVA: 0x00002CE0 File Offset: 0x00000EE0
internal static void MultiplyP(uint[] x)
{
bool flag = (x[3] & 1U) != 0U;
GcmUtilities.ShiftRight(x);
if (flag)
{
x[0] ^= 3774873600U;
}
}