/// <summary>
/// Gets the checksum of the given buffer.
/// </summary>
/// <param name="bytes">The bytes.</param>
/// <param name="offset">The offset.</param>
/// <param name="count">The count.</param>
/// <param name="checksum">The checksum.</param>
/// <returns></returns>
public static UInt32 GetChecksum32(this byte[] bytes, int offset, int count, UInt32 checksum = 0)
{
count += offset;
for (int index = offset; index < count; index++)
{
checksum = checksum.RotateRight() + bytes[index];
}
return(checksum);
}
private void Write(Stream stream, byte b, ref UInt32 c)
{
stream.WriteByte(b);
c = c.RotateRight() + b;
}
public void RotationRight(UInt32 original, Int32 amount, UInt32 expected)
{
UInt32 rotated = original.RotateRight(amount);
Assert.Equal(expected, rotated);
}
