samhuri.net/public/posts/drafts/mach-o-symbol-and-relocation-tables.md

This post is the last of a triplet on generating basic x86 Mach-O files with Ruby. The first post](/posts/2010/01/working-with-c-style-structs-in-ruby) introduced CStruct, a Ruby class used to serialize simple struct-like objects, while the second describes the structure of a simple Mach-O file.

Symbol Tables

TODO

N-List structures

TODO

Load Command

TODO

Relocation Tables

TODO

Putting it all together

As promised I'll show you how to create a very basic Mach-O binary that you can execute on a machine running OS X (well, any x86 machine running Darwin but at least 99% of the time that is OS X).