title: C++ How to find class by it's name?
body: <p>How can I find a class to call it's methods by knowing class name and method names?</p>
  
  <p>Details:
  I'm trying to write library to replace some functions from another program which is also written using C++ by LD_PRELOAD functionality.
  I need to have an ability to call functions from program in which this library gonna be integrated.</p>