// Change the service description.

sd.lpDescription = szDesc;

if( !ChangeServiceConfig2(
schService, // handle to service
SERVICE_CONFIG_DESCRIPTION, // change: description
&sd) ) // new description
{
printf("ChangeServiceConfig2 failed\n");
}
else printf("Service description updated successfully.\n");

CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
}
启动、停止服务

[cpp] #include
void CStartServiceDlg::OnBnClickedButton1()
{
// 打开服务管理对象
SC_HANDLE hSC = ::OpenSCManager( NULL,
NULL, GENERIC_EXECUTE);
if( hSC == NULL)
{
TRACE( "open SCManager error");
return;
}
// 打开www服务。
SC_HANDLE hSvc = ::OpenService( hSC, "W3SVC",
SERVICE_START | SERVICE_QUERY_STATUS | SERVICE_STOP);
if( hSvc == NULL)
{
TRACE( "Open www erron。");
::CloseServiceHandle( hSC);
return;
}
// 获得服务的状态
SERVICE_STATUS status;
if( ::QueryServiceStatus( hSvc, &status) == FALSE)
{
TRACE( "Get Service state error。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}
//如果处于停止状态则启动服务，否则停止服务。
if( status.dwCurrentState == SERVICE_RUNNING)
{
// 停止服务
if( ::ControlService( hSvc,
SERVICE_CONTROL_STOP, &status) == FALSE)
{
TRACE( "stop service error。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}
// 等待服务停止
while( ::QueryServiceStatus( hSvc, &status) == TRUE)
{
::Sleep( status.dwWaitHint);
if( status.dwCurrentState == SERVICE_STOPPED)
{
AfxMessageBox( "stop success。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}
}
}
else if( status.dwCurrentState == SERVICE_STOPPED)
{
// 启动服务
if( ::StartService( hSvc, NULL, NULL) == FALSE)
{
TRACE( "start service error。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}
// 等待服务启动
while( ::QueryServiceStatus( hSvc, &status) == TRUE)
{
::Sleep( status.dwWaitHint);
if( status.dwCurrentState == SERVICE_RUNNING)
{
AfxMessageBox( "start success。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}
}
}
TRACE( "start error。");
::CloseServiceHandle( hSvc);
::CloseServiceHandle( hSC);
return;
}

摘自 天道酬勤