title: Are there any tools could package some C++ class to C#?
body: <p>One software SDK affords some APIs by C++ class library, including the h, lib, dll files.</p>
  
  <p>However, I want to use C# to work with the library. </p>
  
  <p>So,  are there any tools could package the C++ class library to C#? Or some suggestion?</p>
  
  <p>I don't want use CLI, because of so many classes.</p>