如何使用VC将一个已安装的服务启动起来？

Question

我在写了一个服务程序，安装后它处于自动启动状态，如何用程序将服务启动而不用手工去启动此服务程序？请高手指教！

Answer 1

OpenSCManager(...)
OpenService(...)
StartService(...)
ControlService(...)

Answer 2

BOOL CNleApp::ResetService()
{
SC_HANDLE s_Manager;
SC_HANDLE s_Handle;
SERVICE_STATUS  status;
BOOL bOK = FALSE; s_Manager = ::OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
if (s_Manager == NULL)
return 0;
s_Handle = ::OpenService(s_Manager,_T("ServiceName"),SERVICE_ALL_ACCESS);
if (s_Handle == NULL)
{
::CloseServiceHandle(s_Manager);
return 0;
}
if (ControlService(s_Handle,SERVICE_CONTROL_STOP, &status))
{
Sleep(status.dwWaitHint);
const TCHAR* str = _T("DigiCtrl");
if (::StartService(s_Handle,1,&str))
{
::QueryServiceStatus(s_Handle, &status);
Sleep(status.dwWaitHint);
bOK = TRUE;
}
}
::CloseServiceHandle(s_Handle);
::CloseServiceHandle(s_Manager);
if (!bOK)
return 0;
return TRUE;
}

Answer 3

SC_HANDLE   schService;
    SC_HANDLE   schSCManager;
SERVICE_STATUS          ssStatus;   
CString ErrMsg;
    TCHAR szPath[512]="c:\\service\\ReplServer.exe";
    schSCManager = OpenSCManager(
                        NULL,                   // machine (NULL == local)
                        NULL,                   // database (NULL == default)
                        SC_MANAGER_ALL_ACCESS   // access required
                        );
    if ( schSCManager )
{
schService = OpenService( 
        schSCManager,          // SCM database 
        TEXT(SZSERVICENAME),    // service name
        SERVICE_ALL_ACCESS); 
Sleep(3000);
if (schService == NULL) 
        {
ErrMsg="";
ErrMsg=ErrMsg+"OpenService failed -"+GetLastErrorText(szErr, 256);
            ::AfxMessageBox(ErrMsg);
        }
if (!QueryServiceStatus( 
            schService,   // handle to service 
            &ssStatus) )  // address of status information
           ::AfxMessageBox(GetLastErrorText(szErr, 256));  
if (ssStatus.dwCurrentState != SERVICE_RUNNING)
{
m_TrayIcon.SetIcon(IDI_STOP);
if(!StartService(schService,0,NULL))
::AfxMessageBox(GetLastErrorText(szErr, 256)); 
else
m_TrayIcon.SetIcon(IDI_START);
}
else
m_TrayIcon.SetIcon(IDI_START);

CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
 }