Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / SMSvcHost / System / ServiceModel / Activation / TransportListener.cs / 1 / TransportListener.cs
//------------------------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- namespace System.ServiceModel.Activation { using System; using System.Threading; using System.Collections; using System.Collections.Generic; using System.Net; using System.Net.Sockets; using System.Diagnostics; using System.Security; using System.ServiceModel; using System.ServiceModel.Channels; using System.ServiceModel.Diagnostics; using System.ServiceModel.Activation.Diagnostics; class TransportListener { static byte[] drainBuffer; static Hashtable namedPipeInstances = new Hashtable(); static Hashtable tcpInstances = new Hashtable(); int count; ListenerConnectionDemuxer demuxer; ListenerConnectionDemuxer demuxerV6; TransportType transportType; TransportListener(IPEndPoint endPoint) { transportType = TransportType.Tcp; SocketSettings socketSettings = new SocketSettings(); IConnectionListener connectionListener = null; if (endPoint.Address.Equals(IPAddress.Broadcast)) { if (Socket.SupportsIPv4) { connectionListener = new SocketConnectionListener(new IPEndPoint(IPAddress.Any, endPoint.Port), socketSettings, true); demuxer = Go(connectionListener); } if (Socket.OSSupportsIPv6) { connectionListener = new SocketConnectionListener(new IPEndPoint(IPAddress.IPv6Any, endPoint.Port), socketSettings, true); demuxerV6 = Go(connectionListener); } } else { connectionListener = new SocketConnectionListener(endPoint, socketSettings, true); demuxer = Go(connectionListener); } } TransportListener(BaseUriWithWildcard pipeUri) { transportType = TransportType.NamedPipe; IConnectionListener connectionListener = new PipeConnectionListener(pipeUri.BaseAddress, pipeUri.HostNameComparisonMode, ListenerConstants.SharedConnectionBufferSize, null, false, int.MaxValue); demuxer = Go(connectionListener); } void AddRef() { ++count; } int DelRef() { return --count; } internal ListenerConnectionDemuxer Go(IConnectionListener connectionListener) { if (DiagnosticUtility.ShouldTraceInformation) { ListenerTraceUtility.TraceEvent(TraceEventType.Information, TraceCode.TransportListenerListenRequest, this); } ConnectionHandleDuplicated onDupHandle = new ConnectionHandleDuplicated(OnDupHandle); ListenerConnectionDemuxer connectionDemuxer = null; if (transportType == TransportType.Tcp) { connectionDemuxer = new ListenerConnectionDemuxer(connectionListener, transportType, ListenerConfig.NetTcp.MaxPendingAccepts, ListenerConfig.NetTcp.MaxPendingConnections, ListenerConfig.NetTcp.ReceiveTimeout, onDupHandle); } else if (transportType == TransportType.NamedPipe) { connectionDemuxer = new ListenerConnectionDemuxer(connectionListener, transportType, ListenerConfig.NetPipe.MaxPendingAccepts, ListenerConfig.NetPipe.MaxPendingConnections, ListenerConfig.NetPipe.ReceiveTimeout, onDupHandle); } if (ExecutionContext.IsFlowSuppressed()) { if (SecurityContext.IsFlowSuppressed()) { connectionDemuxer.StartDemuxing(); } else { using (SecurityContext.SuppressFlow()) { connectionDemuxer.StartDemuxing(); } } } else { using (ExecutionContext.SuppressFlow()) { if (SecurityContext.IsFlowSuppressed()) { connectionDemuxer.StartDemuxing(); } else { using (SecurityContext.SuppressFlow()) { connectionDemuxer.StartDemuxing(); } } } } if (DiagnosticUtility.ShouldTraceInformation) { ListenerTraceUtility.TraceEvent(TraceEventType.Information, TraceCode.TransportListenerListening, this); } return connectionDemuxer; } internal static void Listen(IPEndPoint endPoint) { lock (tcpInstances) { TransportListener t = tcpInstances[endPoint] as TransportListener; if (t != null) { // We use the shared TransportListener that is created earlier. t.AddRef(); } else { t = new TransportListener(endPoint); tcpInstances.Add(endPoint, t); t.AddRef(); } } } internal static void Listen(BaseUriWithWildcard pipeUri) { lock (namedPipeInstances) { if (namedPipeInstances.ContainsKey(pipeUri)) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new CommunicationException(SR.GetString(SR.PipeAddressAlreadyUsed))); } else { TransportListener t = new TransportListener(pipeUri); namedPipeInstances.Add(pipeUri, t); } } } static TransportType GetTransportTypeAndAddress(IConnection connection, out IPAddress address, out int port) { Socket socket = connection.GetCoreTransport() as Socket; address = null; port = -1; TransportType transportType = TransportType.NamedPipe; if (socket != null) { address = (socket.LocalEndPoint as IPEndPoint).Address; port = (socket.LocalEndPoint as IPEndPoint).Port; transportType = TransportType.Tcp; } return transportType; } internal void OnDupHandle(ListenerSessionConnection session) { if (DiagnosticUtility.ShouldTraceInformation) { ListenerTraceUtility.TraceEvent(TraceEventType.Information, TraceCode.TransportListenerSessionsReceived, this); } IPAddress address; int port; TransportType transportType = GetTransportTypeAndAddress(session.Connection, out address, out port); Debug.Print("TransportListener.OnDupHandle() via: " + session.Via.ToString() + " transportType: " + transportType); MessageQueue messageQueue = RoutingTable.Lookup(session.Via, address, port); if (messageQueue != null) { messageQueue.EnqueueSessionAndDispatch(session); } else { TransportListener.SendFault(session.Connection, FramingEncodingString.EndpointNotFoundFault); MessageQueue.OnDispatchFailure(transportType); } } static object ThisStaticLock { get { return tcpInstances; } } internal static void SendFault(IConnection connection, string fault) { if (drainBuffer == null) { lock (ThisStaticLock) { if (drainBuffer == null) { drainBuffer = new byte[1024]; } } } try { InitialServerConnectionReader.SendFault(connection, fault, drainBuffer, ListenerConstants.SharedSendTimeout, ListenerConstants.SharedMaxDrainSize); } catch (Exception exception) { if (DiagnosticUtility.IsFatal(exception)) { throw; } // We don't care the error when sending a fault. if (DiagnosticUtility.ShouldTraceWarning) { DiagnosticUtility.ExceptionUtility.TraceHandledException(exception, TraceEventType.Warning); } } } void Stop() { demuxer.Dispose(); if (demuxerV6 != null) { demuxerV6.Dispose(); } } internal static void Stop(IPEndPoint endPoint) { lock (tcpInstances) { TransportListener t = tcpInstances[endPoint] as TransportListener; if (t != null) { if (t.DelRef() == 0) { if (DiagnosticUtility.ShouldTraceInformation) { ListenerTraceUtility.TraceEvent(TraceEventType.Information, TraceCode.TransportListenerStop, t); } try { t.Stop(); } finally { tcpInstances.Remove(endPoint); } } } } } internal static void Stop(BaseUriWithWildcard pipeUri) { lock (namedPipeInstances) { TransportListener t = namedPipeInstances[pipeUri] as TransportListener; if (t != null) { if (DiagnosticUtility.ShouldTraceInformation) { ListenerTraceUtility.TraceEvent(TraceEventType.Information, TraceCode.TransportListenerStop, t); } try { t.Stop(); } finally { namedPipeInstances.Remove(pipeUri); } } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- UserMapPath.cs
- COM2ExtendedUITypeEditor.cs
- ImageButton.cs
- MinimizableAttributeTypeConverter.cs
- HttpVersion.cs
- CollectionBase.cs
- RegexCapture.cs
- Compress.cs
- DataGridViewRowHeaderCell.cs
- ClientUtils.cs
- QuaternionAnimation.cs
- CodeAttributeDeclaration.cs
- PasswordBoxAutomationPeer.cs
- AnimationException.cs
- SecurityTokenSpecification.cs
- UnsafeMethods.cs
- Propagator.Evaluator.cs
- Transactions.cs
- EmptyEnumerator.cs
- CalendarItem.cs
- Keyboard.cs
- OpCodes.cs
- WebPartMovingEventArgs.cs
- BamlRecordHelper.cs
- AndCondition.cs
- ProfileModule.cs
- AmbientValueAttribute.cs
- SqlGatherConsumedAliases.cs
- StartUpEventArgs.cs
- ClipboardData.cs
- EditableRegion.cs
- KeyboardDevice.cs
- AnimationClock.cs
- RuntimeHandles.cs
- DeploymentSection.cs
- ScrollBarRenderer.cs
- BitmapVisualManager.cs
- TextEffectCollection.cs
- RepeatBehavior.cs
- XmlWriterTraceListener.cs
- SqlGenericUtil.cs
- SetterBaseCollection.cs
- WSAddressing10ProblemHeaderQNameFault.cs
- TrustManagerMoreInformation.cs
- Dynamic.cs
- COM2ExtendedTypeConverter.cs
- UniqueSet.cs
- FrameSecurityDescriptor.cs
- XamlTypeWithExplicitNamespace.cs
- HtmlTable.cs
- ForEachAction.cs
- GridViewCancelEditEventArgs.cs
- EpmCustomContentSerializer.cs
- X509SubjectKeyIdentifierClause.cs
- ToolStripDropDownItem.cs
- isolationinterop.cs
- pingexception.cs
- CalendarItem.cs
- SafeSerializationManager.cs
- MDIWindowDialog.cs
- ThemeDirectoryCompiler.cs
- SpanIndex.cs
- ColumnHeaderConverter.cs
- DesignConnectionCollection.cs
- SaveLedgerEntryRequest.cs
- HtmlControlPersistable.cs
- WinInet.cs
- ImageAnimator.cs
- UnmanagedHandle.cs
- IDictionary.cs
- XhtmlBasicLabelAdapter.cs
- BooleanConverter.cs
- SimpleWebHandlerParser.cs
- QilInvokeEarlyBound.cs
- TimeoutValidationAttribute.cs
- DiagnosticTraceSchemas.cs
- IncrementalReadDecoders.cs
- TcpTransportSecurity.cs
- DesignTimeTemplateParser.cs
- TypeDelegator.cs
- PrintingPermissionAttribute.cs
- ConfigurationLocationCollection.cs
- TranslateTransform.cs
- SymDocumentType.cs
- HttpWrapper.cs
- ServicePointManagerElement.cs
- StyleBamlTreeBuilder.cs
- DataGridViewAdvancedBorderStyle.cs
- TypedTableHandler.cs
- HttpGetClientProtocol.cs
- HttpsHostedTransportConfiguration.cs
- ElementUtil.cs
- TypeViewSchema.cs
- MenuItemStyleCollection.cs
- CollectionViewProxy.cs
- BitStack.cs
- AutomationPeer.cs
- HtmlInputPassword.cs
- ComponentManagerBroker.cs
- StrongNameIdentityPermission.cs