Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / System.ServiceModel.Activation / System / ServiceModel / Activation / ServiceHttpModule.cs / 1305376 / ServiceHttpModule.cs
//------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------- namespace System.ServiceModel.Activation { using System.Diagnostics; using System.Runtime; using System.Security; using System.ServiceModel; using System.Web; class ServiceHttpModule : IHttpModule { [Fx.Tag.SecurityNote(Critical = "Holds pointer to BeginProcessRequest which is SecurityCritical." + "This callback is called outside the PermitOnly context.")] [SecurityCritical] static BeginEventHandler beginEventHandler; //no need to invoke callback for non-WCF requests. static CompletedAsyncResult cachedAsyncResult = new CompletedAsyncResult(null, null); [Fx.Tag.SecurityNote(Critical = "This callback is called outside the PermitOnly context.")] [SecurityCritical] static EndEventHandler endEventHandler; static bool disabled; [Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - called outside PermitOnly context.")] public void Dispose() { } [Fx.Tag.SecurityNote(Critical = "Entry-point from ASP.NET, accesses begin/bndProcessRequest which are SecurityCritical.")] [SecurityCritical] public void Init(HttpApplication context) { if (ServiceHttpModule.beginEventHandler == null) { ServiceHttpModule.beginEventHandler = new BeginEventHandler(BeginProcessRequest); } if (ServiceHttpModule.endEventHandler == null) { ServiceHttpModule.endEventHandler = new EndEventHandler(EndProcessRequest); } context.AddOnPostAuthenticateRequestAsync( ServiceHttpModule.beginEventHandler, ServiceHttpModule.endEventHandler); } [Fx.Tag.SecurityNote(Critical = "Entry-point from asp.net, called outside PermitOnly context. ASP.NET calls are critical." + "HostedHttpRequestAsyncResult..ctor is critical because it captures HostedImpersonationContext (and makes it available later) " + "so caller must ensure that this is called in the right place.")] [SecurityCritical] static public IAsyncResult BeginProcessRequest(object sender, EventArgs e, AsyncCallback cb, object extraData) { if (ServiceHttpModule.disabled) { return cachedAsyncResult; } try { ServiceHostingEnvironment.SafeEnsureInitialized(); } catch (SecurityException exception) { ServiceHttpModule.disabled = true; if (DiagnosticUtility.ShouldTraceWarning) { DiagnosticUtility.ExceptionUtility.TraceHandledException(exception, TraceEventType.Warning); } // If requesting a .svc file, the HttpHandler will try to handle it. It will call // SafeEnsureInitialized() again, which will fail with the same exception (it is // idempotent on failure). This is the correct behavior. return cachedAsyncResult; } HttpApplication application = (HttpApplication) sender; // Check to see whether the extension is supported. string extension = application.Request.CurrentExecutionFilePathExtension; if (string.IsNullOrEmpty(extension)) { return cachedAsyncResult; } ServiceHostingEnvironment.ServiceType serviceType = ServiceHostingEnvironment.GetServiceType(extension); // do extension check first so that we do not need to do it in aspnetrouting/configurationbasedactivation if (serviceType == ServiceHostingEnvironment.ServiceType.Unknown) { return cachedAsyncResult; } // check for AspNetcompat if (ServiceHostingEnvironment.AspNetCompatibilityEnabled) { // remap httphandler for xamlx in CBA, since there is No physical file and // the xamlx httphandlerfactory will do file exist checking if (serviceType == ServiceHostingEnvironment.ServiceType.Workflow && ServiceHostingEnvironment.IsConfigurationBasedService(application)) { IHttpHandler cbaHandler = new ServiceHttpHandlerFactory().GetHandler( application.Context, application.Request.RequestType, application.Request.RawUrl.ToString(), application.Request.PhysicalApplicationPath); application.Context.RemapHandler(cbaHandler); } return cachedAsyncResult; } if (serviceType == ServiceHostingEnvironment.ServiceType.WCF) { return new HostedHttpRequestAsyncResult(application, false, false, cb, extraData); } if (serviceType == ServiceHostingEnvironment.ServiceType.Workflow) { return new HostedHttpRequestAsyncResult(application, false, true, cb, extraData); } return cachedAsyncResult; } [Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - called outside PermitOnly context.")] static public void EndProcessRequest(IAsyncResult ar) { //No need to call CompletedAsyncResult.End as the asyncResult has already completed. if (ar is HostedHttpRequestAsyncResult) { HostedHttpRequestAsyncResult.End(ar); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SqlServer2KCompatibilityCheck.cs
- TextInfo.cs
- TraceHandlerErrorFormatter.cs
- InstanceKeyCollisionException.cs
- IteratorDescriptor.cs
- XmlTextWriter.cs
- SchemaMerger.cs
- XmlSerializationWriter.cs
- ListViewDeleteEventArgs.cs
- NetSectionGroup.cs
- SerialPinChanges.cs
- TdsRecordBufferSetter.cs
- _KerberosClient.cs
- Exceptions.cs
- Wizard.cs
- PageTheme.cs
- SqlBulkCopyColumnMappingCollection.cs
- PropertyInformationCollection.cs
- VectorAnimationBase.cs
- MessageHeaderDescription.cs
- CodeChecksumPragma.cs
- SecurityElement.cs
- ScriptReferenceEventArgs.cs
- CustomAssemblyResolver.cs
- ImageMap.cs
- TableSectionStyle.cs
- ExpressionBuilder.cs
- HashCodeCombiner.cs
- PageParser.cs
- TypeUnloadedException.cs
- ProviderBase.cs
- AutomationPatternInfo.cs
- ParameterBuilder.cs
- StackOverflowException.cs
- PointLightBase.cs
- SerializationHelper.cs
- CorrelationTokenInvalidatedHandler.cs
- InstanceDataCollection.cs
- ExceptionCollection.cs
- CommonRemoteMemoryBlock.cs
- RectAnimationUsingKeyFrames.cs
- iisPickupDirectory.cs
- XmlHierarchicalDataSourceView.cs
- TemplateKey.cs
- CodePageEncoding.cs
- PersistChildrenAttribute.cs
- AlphabeticalEnumConverter.cs
- DbConnectionPoolOptions.cs
- UnmanagedMemoryStream.cs
- BevelBitmapEffect.cs
- EarlyBoundInfo.cs
- Condition.cs
- DetailsView.cs
- WindowsSecurityTokenAuthenticator.cs
- ItemMap.cs
- SamlSubjectStatement.cs
- ClientBuildManagerCallback.cs
- ColorContextHelper.cs
- KeyGestureValueSerializer.cs
- BuildResult.cs
- IFlowDocumentViewer.cs
- Optimizer.cs
- XhtmlBasicTextViewAdapter.cs
- TableStyle.cs
- Security.cs
- Image.cs
- FileDataSourceCache.cs
- DesignerResources.cs
- ArrangedElement.cs
- DesignerForm.cs
- Peer.cs
- TypeBuilder.cs
- VectorAnimationBase.cs
- ComplexBindingPropertiesAttribute.cs
- DocumentApplicationJournalEntry.cs
- XmlEntity.cs
- WindowsBrush.cs
- InstanceBehavior.cs
- NullableFloatMinMaxAggregationOperator.cs
- SimpleTypesSurrogate.cs
- App.cs
- PackUriHelper.cs
- XmlQueryStaticData.cs
- BindToObject.cs
- filewebrequest.cs
- CodeDomConfigurationHandler.cs
- DebugInfo.cs
- SmtpClient.cs
- DataControlLinkButton.cs
- ApplicationServiceHelper.cs
- WebPartDisplayModeCancelEventArgs.cs
- ZoneButton.cs
- SerializerDescriptor.cs
- RawMouseInputReport.cs
- NavigationProperty.cs
- XmlException.cs
- CollectionContainer.cs
- CellTreeNode.cs
- SafeRightsManagementPubHandle.cs
- TextSimpleMarkerProperties.cs