// static member function (callback) to handle commands from the
// service control manager
void BaseService::Handler(DWORD dwControl) {
// Get a pointer to the object
BaseService* pService = m_pThis;
DWORD currentState = pService->m_Status.dwCurrentState;
switch (dwControl) {
case SERVICE_CONTROL_STOP:
pService->SetStatus(SERVICE_STOP_PENDING);
pService->OnStop();
currentState = SERVICE_STOPPED;
break;
case SERVICE_CONTROL_PAUSE:
pService->SetStatus(SERVICE_PAUSE_PENDING);
pService->OnPause();
currentState = SERVICE_PAUSED;
break;
case SERVICE_CONTROL_CONTINUE:
pService->SetStatus(SERVICE_CONTINUE_PENDING);
pService->OnContinue();
currentState = SERVICE_RUNNING;
break;
case SERVICE_CONTROL_INTERROGATE:
pService->OnInterrogate();
break;
case SERVICE_CONTROL_SHUTDOWN:
pService->OnShutdown();
return;
default:
if (dwControl >= 128 && dwControl <= 255)
pService->OnUserControl(dwControl);
break;
}
// Report current status
pService->SetStatus(currentState);
}
// static member function (callback)
void BaseService::ServiceMain(DWORD dwArgc, LPTSTR* lpszArgv) {
// Get a pointer to the C++ object
BaseService* pService = m_pThis;
// Register the control request handler
pService->m_hServiceStatus =
RegisterServiceCtrlHandler(pService->m_szServiceName, Handler);
if (pService->m_hServiceStatus == NULL)
return;
// Start the initialization
pService->SetStatus(SERVICE_START_PENDING);
if (pService->OnInitialize()) {
pService->SetStatus(SERVICE_RUNNING);
pService->Run();
}
// Tell the service manager we are stopped
pService->SetStatus(SERVICE_STOPPED);
}
