I've not looked at kernel source but, when I had a task to read info from /proc it looked like a lot of info was just pack() in there. So my parsing was just do

I've not looked at kernel source but, when I had a task to read info from /proc it looked like a lot of info was just pack() in there. So my parsing was just done with unpack(). Mapping those values from things that could be found in existing userland tools.