By treating the arrays as pairs of int64_t's ?
>MS VC Developer Studio 2003.
>I have some rather large integer numbers, 128 bits, I need to crunch. I
>need to be able to add, subtract, multiply, and divide. In no case would
>the result exceed 128 bits. Test for equal, greater than, less than.
>I would use _int128 if it existed.
>The values are currently in byte arrays such as:
>unsigned char value;
>arranged little endian (least significant first).
>Anyone know of a quick and easy way to do this?