private static void Stop(IntPtr hService)
{
var status = new WinApi.ServiceStatus();
_ = WinApi.NativeMethods.ControlService(hService, WinApi.ServiceControlOptions.Stop, status);
WaitForStatus(hService, WinApi.ServiceStateTypes.StopPending, WinApi.ServiceStateTypes.Stopped);
}
private static ServiceState GetStatus(IntPtr hService)
{
var ssStatus = new WinApi.ServiceStatus();
try
{
if (WinApi.NativeMethods.QueryServiceStatus(hService, ssStatus) == 0)
{
throw new OperationCanceledException(ExceptionMessages.ServiceStatusQueryFailed);
}
}
catch (Exception ex) when(ex.IsCaught())
{
Log.Write(ex);
}
return((ServiceState)ssStatus.dwCurrentState);
}
private static void WaitForStatus(IntPtr hService, WinApi.ServiceStateTypes waitStatus, WinApi.ServiceStateTypes desiredStatus)
{
var status = new WinApi.ServiceStatus();
try
{
_ = WinApi.NativeMethods.QueryServiceStatus(hService, status);
if (status.dwCurrentState == desiredStatus)
{
return;
}
var dwStartTickCount = Environment.TickCount;
var dwOldCheckPoint = status.dwCheckPoint;
while (status.dwCurrentState == waitStatus)
{
var dwWaitTime = status.dwWaitHint / 10;
dwWaitTime = dwWaitTime < 1000 ? 1000 : dwWaitTime > 10000 ? 10000 : dwWaitTime;
Thread.Sleep(dwWaitTime);
if (WinApi.NativeMethods.QueryServiceStatus(hService, status) == 0)
{
break;
}
if (status.dwCheckPoint > dwOldCheckPoint)
{
dwStartTickCount = Environment.TickCount;
dwOldCheckPoint = status.dwCheckPoint;
}
else
{
if (Environment.TickCount - dwStartTickCount > status.dwWaitHint)
{
break;
}
}
}
}
catch (Exception ex) when(ex.IsCaught())
{
Log.Write(ex);
}
}
