// Registry.h
// This function will register a component.
HRESULT RegisterServer(
                        const char* szModuleName, 
                        REFCLSID clsid, 
                        const char* szFriendlyName, 
                        const char* szVerIndProgID, 
                        const char* szProgID, 
                        const char* szThreadingModel
                      );

// This function will unregister a component.
HRESULT UnregisterServer(
                          REFCLSID clsid, 
                          const char* szVerIndProgID, 
                          const char* szProgID
                        );