/// <summary> /// A public constructor for the SsdpBrowser class to create a SsdpBrowser instance for the given target. /// </summary> /// <since_tizen> 4 </since_tizen> /// <param name="target">The target to browse for the service.</param> /// <feature>http://tizen.org/feature/network.service_discovery.ssdp</feature> /// <exception cref="ArgumentException">Thrown when the target is null.</exception> /// <exception cref="NotSupportedException">Thrown when SSDP is not supported.</exception> public SsdpBrowser(string target) { SsdpInitializer ssdpInit = Globals.s_threadSsd.Value; Log.Info(Globals.LogTag, "Initialize ThreadLocal<SsdpInitializer> instance = " + ssdpInit); if (target == null) { Log.Debug(Globals.LogTag, "target is null"); NsdErrorFactory.ThrowSsdpException((int)SsdpError.InvalidParameter); } _target = target; }
internal void SsdpInitializeCreateService() { SsdpInitializer ssdpInit = Globals.s_threadSsd.Value; Log.Info(Globals.LogTag, "Initialize ThreadLocal<SsdpInitializer> instance = " + ssdpInit); int ret = Interop.Nsd.Ssdp.CreateService(_target, out _serviceHandle); if (ret != (int)SsdpError.None) { Log.Error(Globals.LogTag, "Failed to create a local Ssdp service handle, Error - " + (SsdpError)ret); NsdErrorFactory.ThrowSsdpException(ret); } }
/// <summary> /// Starts browsing the SSDP remote service. /// </summary> /// <remarks> /// If there are any services available, the ServiceFound event will be invoked. /// The application will keep browsing for the available or unavailable services until it calls StopDiscovery(). /// </remarks> /// <since_tizen> 4 </since_tizen> /// <feature>http://tizen.org/feature/network.service_discovery.ssdp</feature> /// <exception cref="InvalidOperationException">Thrown when any other error occured.</exception> /// <exception cref="NotSupportedException">Thrown when SSDP is not supported.</exception> public void StartDiscovery() { SsdpInitializer ssdpInit = Globals.s_threadSsd.Value; Log.Info(Globals.LogTag, "Initialize ThreadLocal<SsdpInitializer> instance = " + ssdpInit); _serviceFoundCallback = (SsdpServiceState state, uint service, IntPtr userData) => { if (_serviceFound != null) { Log.Info(Globals.LogTag, "Inside Service found callback"); SsdpService ssdpService = new SsdpService(service); _serviceFound(null, new SsdpServiceFoundEventArgs(state, ssdpService)); } }; int ret = Interop.Nsd.Ssdp.StartBrowsing(_target, out _browserHandle, _serviceFoundCallback, IntPtr.Zero); if (ret != (int)SsdpError.None) { Log.Error(Globals.LogTag, "Failed to discover Ssdp remote service, Error - " + (SsdpError)ret); NsdErrorFactory.ThrowSsdpException(ret); } }