public BeginAccept ( AsyncCallback callback, object state ) : IAsyncResult | ||
callback | AsyncCallback | |
state | object | |
return | IAsyncResult |
public bool OpenService() { this.streamServerHost = new StreamServerHost(); var ep = streamServerHost.AddServiceEndpoint(typeof(IDataExchange), streamBinding, endpointRole, endpointVia); ep.Behaviors.Add(relayCreds); try { streamServerHost.Open(); streamServerHost.BeginAccept(StreamAccepted, null); } catch (Exception e) { Trace.TraceError("Unable to connect: {0}", e.Message); return(false); } return(true); }
public bool OpenService() { this.streamServerHost = new StreamServerHost(); var ep = streamServerHost.AddServiceEndpoint(typeof(IDataExchange), streamBinding, endpointRole, endpointVia); ep.Behaviors.Add(relayCreds); try { streamServerHost.Open(); streamServerHost.BeginAccept(StreamAccepted, null); } catch (Exception e) { Trace.TraceError("Unable to connect: {0}", e.Message); return false; } return true; }
void StreamAccepted(IAsyncResult asyncResult) { try { StreamConnection streamConnection = streamServerHost.EndAccept(asyncResult); if (streamConnection != null) { streamServerHost.BeginAccept(StreamAccepted, null); if (streamConnection.ConnectionInfo.StartsWith("tcp:", StringComparison.OrdinalIgnoreCase)) { int port; if (!int.TryParse(streamConnection.ConnectionInfo.Substring(4), out port)) { try { streamConnection.Stream.Close(); } catch (Exception ex) { Trace.TraceError("Error closing stream: {0}", ex.Message); } return; } else { bool portAllowed = noPortConstraints; Trace.TraceInformation("Incoming connection for port {0}", port); if (!portAllowed) { for (int i = 0; i < allowedPorts.Count; i++) { if (port == allowedPorts[i]) { portAllowed = true; break; } } } if (!portAllowed) { Trace.TraceWarning("Incoming connection for port {0} not permitted", port); try { streamConnection.Stream.Close(); } catch (Exception ex) { Trace.TraceError("Error closing stream: {0}", ex.Message); } return; } } } else if (streamConnection.ConnectionInfo.StartsWith("np:", StringComparison.OrdinalIgnoreCase)) { string pipeName = streamConnection.ConnectionInfo.Substring(3); Trace.TraceInformation("Incoming connection for pipe {0}", pipeName); bool pipeAllowed = noPipeConstraints; if (!pipeAllowed) { for (int i = 0; i < allowedPipes.Count; i++) { if (pipeName.Equals(allowedPipes[i], StringComparison.OrdinalIgnoreCase)) { pipeAllowed = true; break; } } } if (!pipeAllowed) { Trace.TraceWarning("Incoming connection for pipe {0} not permitted", pipeName); try { streamConnection.Stream.Close(); } catch (Exception ex) { Trace.TraceError("Error closing stream: {0}", ex.Message); } return; } } else { Trace.TraceError("Unable to handle connection for {0}", streamConnection.ConnectionInfo); streamConnection.Stream.Close(); return; } MultiplexConnectionInputPump connectionPump = new MultiplexConnectionInputPump(streamConnection.Stream.Read, OnCreateConnection, streamConnection); connectionPump.Run(false); } } catch (Exception ex) { Trace.TraceError("Error accepting connection: {0}", ex.Message); } }