Macro com::inproc_dll_module

macro_rules! inproc_dll_module {
    (($class_id_one : ident, $class_type_one : ty),
 $(($class_id : ident, $class_type : ty)), *) => { ... };
}

A macro for declaring a COM server to the COM runtime

This implements the DllGetClassObject, DllRegisterServer, and DllUnregisterServer functions on behalf of the user.