/// <summary>
/// Runs the windows service that this instance was initialized with.
/// This method is inteded to be run from the application's main thread and will block until the service has stopped.
/// </summary>
/// <returns></returns>
/// <exception cref="Win32Exception">Thrown when an exception ocurrs when communicating with windows' service system.</exception>
/// <exception cref="PlatformNotSupportedException">Thrown when run on a non-windows platform.</exception>
public int Run()
{
var serviceTable = new ServiceTableEntry[2]; // second one is null/null to indicate termination
serviceTable[0].serviceName = serviceName;
serviceTable[0].serviceMainFunction = Marshal.GetFunctionPointerForDelegate(serviceMainFunctionDelegate);
try
{
// StartServiceCtrlDispatcherW call returns when ServiceMainFunction has exited and all services have stopped
// at least this is what's documented even though linked c++ sample has an additional stop event
// to let the service main function dispatched to block until the service stops.
if (!nativeInterop.StartServiceCtrlDispatcherW(serviceTable))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
catch (DllNotFoundException dllException)
{
throw new PlatformNotSupportedException(nameof(Win32ServiceHost) + " is only supported on Windows with service management API set.",
dllException);
}
if (resultException != null)
{
throw resultException;
}
return(resultCode);
}
public Task <int> RunAsync()
{
var serviceTable = new ServiceTableEntry[2];
serviceTable[0].serviceName = serviceName;
serviceTable[0].serviceMainFunction = Marshal.GetFunctionPointerForDelegate(serviceMainFunctionDelegate);
try
{
if (!nativeInterop.StartServiceCtrlDispatcherW(serviceTable))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
catch (DllNotFoundException dllException)
{
throw new PlatformNotSupportedException(nameof(Win32ServiceHost) + " is only supported on Windows with service management API set.",
dllException);
}
return(stopTaskCompletionSource.Task);
}