Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / Hosting / ISAPIRuntime.cs / 1305376 / ISAPIRuntime.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * The ASP.NET runtime services * * Copyright (c) 1998 Microsoft Corporation */ namespace System.Web.Hosting { using System.Runtime.InteropServices; using System.Collections; using System.Reflection; using System.Threading; using System.Web; using System.Web.Management; using System.Web.Util; using System.Globalization; using System.Security.Permissions; ////// ///[To be supplied.] ///// NOTE: There is no link demand here because it causes a 7% perf regression. // there is a Demand on the .ctor for ISAPIRuntime, which provides the same level of // security, except that we only take a one time perf hit when an instance is created. [ComImport, Guid("08a2c56f-7c16-41c1-a8be-432917a1a2d1"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] public interface IISAPIRuntime { /// /// void StartProcessing(); ///[To be supplied.] ////// void StopProcessing(); ///[To be supplied.] ////// [return: MarshalAs(UnmanagedType.I4)] int ProcessRequest( [In] IntPtr ecb, [In, MarshalAs(UnmanagedType.I4)] int useProcessModel); ///[To be supplied.] ////// void DoGCCollect(); } ///[To be supplied.] ////// ///[To be supplied.] ///// NOTE: There is no link demand here because it causes a 7% perf regression. // there is a Demand on the .ctor for ISAPIRuntime, which provides the same level of // security, except that we only take a one time perf hit when an instance is created. public sealed class ISAPIRuntime : MarshalByRefObject, IISAPIRuntime, IRegisteredObject { // WARNING: do not modify without making corresponding changes in appdomains.h private const int WORKER_REQUEST_TYPE_IN_PROC = 0x0; private const int WORKER_REQUEST_TYPE_OOP = 0x1; private const int WORKER_REQUEST_TYPE_IN_PROC_VERSION_2 = 0x2; // to control removal from unmanaged table (to it only once) private static int _isThisAppDomainRemovedFromUnmanagedTable; [SecurityPermission(SecurityAction.Demand, Unrestricted = true)] public ISAPIRuntime() { HostingEnvironment.RegisterObject(this); } public override Object InitializeLifetimeService() { return null; // never expire lease } /// /// public void StartProcessing() { Debug.Trace("ISAPIRuntime", "StartProcessing"); } ///[To be supplied.] ////// public void StopProcessing() { Debug.Trace("ISAPIRuntime", "StopProcessing"); HostingEnvironment.UnregisterObject(this); } /* * Process one ISAPI request * * @param ecb ECB * @param useProcessModel flag set to true when out-of-process */ ///[To be supplied.] ////// public int ProcessRequest(IntPtr ecb, int iWRType) { IntPtr pHttpCompletion = IntPtr.Zero; if (iWRType == WORKER_REQUEST_TYPE_IN_PROC_VERSION_2) { pHttpCompletion = ecb; ecb = UnsafeNativeMethods.GetEcb(pHttpCompletion); } ISAPIWorkerRequest wr = null; try { bool useOOP = (iWRType == WORKER_REQUEST_TYPE_OOP); wr = ISAPIWorkerRequest.CreateWorkerRequest(ecb, useOOP); wr.Initialize(); // check if app path matches (need to restart app domain?) String wrPath = wr.GetAppPathTranslated(); String adPath = HttpRuntime.AppDomainAppPathInternal; if (adPath == null || StringUtil.EqualsIgnoreCase(wrPath, adPath)) { HttpRuntime.ProcessRequestNoDemand(wr); return 0; } else { // need to restart app domain HttpRuntime.ShutdownAppDomain(ApplicationShutdownReason.PhysicalApplicationPathChanged, SR.GetString(SR.Hosting_Phys_Path_Changed, adPath, wrPath)); return 1; } } catch(Exception e) { try { WebBaseEvent.RaiseRuntimeError(e, this); } catch {} // Have we called HSE_REQ_DONE_WITH_SESSION? If so, don't re-throw. if (wr != null && wr.Ecb == IntPtr.Zero) { if (pHttpCompletion != IntPtr.Zero) { UnsafeNativeMethods.SetDoneWithSessionCalled(pHttpCompletion); } // if this is a thread abort exception, cancel the abort if (e is ThreadAbortException) { Thread.ResetAbort(); } // IMPORTANT: if this thread is being aborted because of an AppDomain.Unload, // the CLR will still throw an AppDomainUnloadedException. The native caller // must special case COR_E_APPDOMAINUNLOADED(0x80131014) and not // call HSE_REQ_DONE_WITH_SESSION more than once. return 0; } // re-throw if we have not called HSE_REQ_DONE_WITH_SESSION throw; } } ///[To be supplied.] ////// public void DoGCCollect() { for (int c = 10; c > 0; c--) { System.GC.Collect(); } } ///[To be supplied.] ///void IRegisteredObject.Stop(bool immediate) { RemoveThisAppDomainFromUnmanagedTable(); HostingEnvironment.UnregisterObject(this); } internal static void RemoveThisAppDomainFromUnmanagedTable() { if (Interlocked.Exchange(ref _isThisAppDomainRemovedFromUnmanagedTable, 1) != 0) { return; } try { String appId = HttpRuntime.AppDomainAppIdInternal; if (appId != null ) { Debug.Trace("ISAPIRuntime", "Calling UnsafeNativeMethods.AppDomainRestart appId=" + appId); UnsafeNativeMethods.AppDomainRestart(appId); } HttpRuntime.AddAppDomainTraceMessage(SR.GetString(SR.App_Domain_Restart)); } catch { } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * The ASP.NET runtime services * * Copyright (c) 1998 Microsoft Corporation */ namespace System.Web.Hosting { using System.Runtime.InteropServices; using System.Collections; using System.Reflection; using System.Threading; using System.Web; using System.Web.Management; using System.Web.Util; using System.Globalization; using System.Security.Permissions; ////// ///[To be supplied.] ///// NOTE: There is no link demand here because it causes a 7% perf regression. // there is a Demand on the .ctor for ISAPIRuntime, which provides the same level of // security, except that we only take a one time perf hit when an instance is created. [ComImport, Guid("08a2c56f-7c16-41c1-a8be-432917a1a2d1"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] public interface IISAPIRuntime { /// /// void StartProcessing(); ///[To be supplied.] ////// void StopProcessing(); ///[To be supplied.] ////// [return: MarshalAs(UnmanagedType.I4)] int ProcessRequest( [In] IntPtr ecb, [In, MarshalAs(UnmanagedType.I4)] int useProcessModel); ///[To be supplied.] ////// void DoGCCollect(); } ///[To be supplied.] ////// ///[To be supplied.] ///// NOTE: There is no link demand here because it causes a 7% perf regression. // there is a Demand on the .ctor for ISAPIRuntime, which provides the same level of // security, except that we only take a one time perf hit when an instance is created. public sealed class ISAPIRuntime : MarshalByRefObject, IISAPIRuntime, IRegisteredObject { // WARNING: do not modify without making corresponding changes in appdomains.h private const int WORKER_REQUEST_TYPE_IN_PROC = 0x0; private const int WORKER_REQUEST_TYPE_OOP = 0x1; private const int WORKER_REQUEST_TYPE_IN_PROC_VERSION_2 = 0x2; // to control removal from unmanaged table (to it only once) private static int _isThisAppDomainRemovedFromUnmanagedTable; [SecurityPermission(SecurityAction.Demand, Unrestricted = true)] public ISAPIRuntime() { HostingEnvironment.RegisterObject(this); } public override Object InitializeLifetimeService() { return null; // never expire lease } /// /// public void StartProcessing() { Debug.Trace("ISAPIRuntime", "StartProcessing"); } ///[To be supplied.] ////// public void StopProcessing() { Debug.Trace("ISAPIRuntime", "StopProcessing"); HostingEnvironment.UnregisterObject(this); } /* * Process one ISAPI request * * @param ecb ECB * @param useProcessModel flag set to true when out-of-process */ ///[To be supplied.] ////// public int ProcessRequest(IntPtr ecb, int iWRType) { IntPtr pHttpCompletion = IntPtr.Zero; if (iWRType == WORKER_REQUEST_TYPE_IN_PROC_VERSION_2) { pHttpCompletion = ecb; ecb = UnsafeNativeMethods.GetEcb(pHttpCompletion); } ISAPIWorkerRequest wr = null; try { bool useOOP = (iWRType == WORKER_REQUEST_TYPE_OOP); wr = ISAPIWorkerRequest.CreateWorkerRequest(ecb, useOOP); wr.Initialize(); // check if app path matches (need to restart app domain?) String wrPath = wr.GetAppPathTranslated(); String adPath = HttpRuntime.AppDomainAppPathInternal; if (adPath == null || StringUtil.EqualsIgnoreCase(wrPath, adPath)) { HttpRuntime.ProcessRequestNoDemand(wr); return 0; } else { // need to restart app domain HttpRuntime.ShutdownAppDomain(ApplicationShutdownReason.PhysicalApplicationPathChanged, SR.GetString(SR.Hosting_Phys_Path_Changed, adPath, wrPath)); return 1; } } catch(Exception e) { try { WebBaseEvent.RaiseRuntimeError(e, this); } catch {} // Have we called HSE_REQ_DONE_WITH_SESSION? If so, don't re-throw. if (wr != null && wr.Ecb == IntPtr.Zero) { if (pHttpCompletion != IntPtr.Zero) { UnsafeNativeMethods.SetDoneWithSessionCalled(pHttpCompletion); } // if this is a thread abort exception, cancel the abort if (e is ThreadAbortException) { Thread.ResetAbort(); } // IMPORTANT: if this thread is being aborted because of an AppDomain.Unload, // the CLR will still throw an AppDomainUnloadedException. The native caller // must special case COR_E_APPDOMAINUNLOADED(0x80131014) and not // call HSE_REQ_DONE_WITH_SESSION more than once. return 0; } // re-throw if we have not called HSE_REQ_DONE_WITH_SESSION throw; } } ///[To be supplied.] ////// public void DoGCCollect() { for (int c = 10; c > 0; c--) { System.GC.Collect(); } } ///[To be supplied.] ///void IRegisteredObject.Stop(bool immediate) { RemoveThisAppDomainFromUnmanagedTable(); HostingEnvironment.UnregisterObject(this); } internal static void RemoveThisAppDomainFromUnmanagedTable() { if (Interlocked.Exchange(ref _isThisAppDomainRemovedFromUnmanagedTable, 1) != 0) { return; } try { String appId = HttpRuntime.AppDomainAppIdInternal; if (appId != null ) { Debug.Trace("ISAPIRuntime", "Calling UnsafeNativeMethods.AppDomainRestart appId=" + appId); UnsafeNativeMethods.AppDomainRestart(appId); } HttpRuntime.AddAppDomainTraceMessage(SR.GetString(SR.App_Domain_Restart)); } catch { } } } } // 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
- UserNameSecurityTokenProvider.cs
- ToolStripScrollButton.cs
- StructuralObject.cs
- DataTableReader.cs
- SequentialOutput.cs
- SqlError.cs
- ResourceReferenceKeyNotFoundException.cs
- SystemResourceHost.cs
- DesignerDataStoredProcedure.cs
- DataGridViewCellValueEventArgs.cs
- PackageRelationship.cs
- XmlReflectionImporter.cs
- DataTableReaderListener.cs
- ScrollProperties.cs
- SchemaContext.cs
- OAVariantLib.cs
- InputScope.cs
- ResourceReferenceExpressionConverter.cs
- PrintDialog.cs
- NavigationWindow.cs
- AsymmetricAlgorithm.cs
- PeerToPeerException.cs
- ImageCodecInfoPrivate.cs
- StandardCommands.cs
- Encoder.cs
- PropertyPathWorker.cs
- SoapTypeAttribute.cs
- ToolStripRenderer.cs
- IndexerNameAttribute.cs
- FramingChannels.cs
- InstancePersistenceEvent.cs
- DllNotFoundException.cs
- SortedDictionary.cs
- WebContext.cs
- StringOutput.cs
- ComNativeDescriptor.cs
- Rectangle.cs
- assemblycache.cs
- SafeArchiveContext.cs
- ComponentResourceKey.cs
- ToolStripCodeDomSerializer.cs
- ByteAnimation.cs
- StrongNameUtility.cs
- CommonDialog.cs
- HttpConfigurationSystem.cs
- SubpageParaClient.cs
- LayoutInformation.cs
- PositiveTimeSpanValidatorAttribute.cs
- NullableConverter.cs
- TcpDuplicateContext.cs
- ColorDialog.cs
- ToolStripSystemRenderer.cs
- SafePointer.cs
- TextEditorMouse.cs
- SizeChangedEventArgs.cs
- ValueSerializerAttribute.cs
- Int16AnimationBase.cs
- WindowsListBox.cs
- MessageEncoder.cs
- ListBindingHelper.cs
- DbParameterHelper.cs
- HatchBrush.cs
- BoundPropertyEntry.cs
- METAHEADER.cs
- RightsManagementProvider.cs
- ServiceHttpModule.cs
- FlowDocumentPageViewerAutomationPeer.cs
- WebBrowser.cs
- TcpServerChannel.cs
- OrderPreservingMergeHelper.cs
- BitmapEffectOutputConnector.cs
- VisualTreeUtils.cs
- FlowDocumentReader.cs
- EnlistmentState.cs
- CodePageEncoding.cs
- ExtenderProvidedPropertyAttribute.cs
- DataErrorValidationRule.cs
- DeclarativeCatalogPart.cs
- RepeatInfo.cs
- SqlConnectionHelper.cs
- ObjectStateManager.cs
- ResourceType.cs
- DebuggerAttributes.cs
- MultiDataTrigger.cs
- ProxyWebPartManagerDesigner.cs
- CreateUserWizardAutoFormat.cs
- SortKey.cs
- ObjectSpanRewriter.cs
- MenuAdapter.cs
- DiscoveryMessageSequenceGenerator.cs
- SizeValueSerializer.cs
- clipboard.cs
- Metafile.cs
- WorkflowInstanceExtensionProvider.cs
- SQLInt32.cs
- RadioButtonBaseAdapter.cs
- WindowsFormsSynchronizationContext.cs
- OrCondition.cs
- ClassValidator.cs
- StructuredTypeEmitter.cs