ServiceMode

C# code Service Mode

The main entry point for the application.

ServiceBase[] ServicesToRun;
ServicesToRun = new ServiceBase[]
{
      new ServiceProgram()
};
ServiceBase.Run(ServicesToRun);

Need define service onstart & onstop action

class ServiceProgram : ServiceBase
    {

        public ServiceProgram()
        {
            InitializeComponent();
        }
        protected override void OnStart (string[] args)
        {
             //  Do something after service started. 

        }

        protected override void OnStop()
        {

           //  Do something before service stopped. 

        }

        private void InitializeComponent()
        {
            this.ServiceName = "OpcuaClient";

        }
    }

C code service mode 

Please refer to CAgent  Platform/Windows/service.c