code: def tdController(self):
          
          cid = c_int()
          ctype = c_int()
          name = create_string_buffer(255)
          available = c_int()
  
          self._lib.tdController(byref(cid), byref(ctype), name, sizeof(name),
                                 byref(available))
          return {'id': cid.value, 'type': ctype.value,
                  'name': self._to_str(name), 'available': available.value}
docs: Get the next controller while iterating.
  
          :return: a dict with the keys: id, type, name, available.