Or you could just be pessimistic in your offset calculation and assume that all "in between" unconditional jumps are 5 bytes in length. I know I know, not prope

Or you could just be pessimistic in your offset calculation and assume that all "in between" unconditional jumps are 5 bytes in length. I know I know, not proper. But I doubt that in real code, that simpler algo would make you miss a lot of opportunities for 2 bytes jumps.