Pattern searching in Binaries

I read about some algorithms that can be used to find a string pattren in long text as fast as possible. I am looking for using aho-corasick algorithm in executable files, What functions or win api can be useful to make a binary ready to start searchin开发者_如何学编程g?.

Here's one free C++ implementation for Windows: link (look for "Aho-Corasick source code" towards the bottom of the page).