Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / CompMod / System / Runtime / InteropServices / StandardOleMarshalObject.cs / 5 / StandardOleMarshalObject.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Runtime.InteropServices { using System.Diagnostics; using System; using Microsoft.Win32; using System.Security; using System.Security.Permissions; ////// /// /// Replaces the standard CLR free-threaded marshaler with the standard OLE STA one. This prevents the calls made into /// our hosting object by OLE from coming in on threads other than the UI thread. /// /// [ComVisible(true)] [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Interoperability", "CA1403:AutoLayoutTypesShouldNotBeComVisible")] public class StandardOleMarshalObject : MarshalByRefObject, UnsafeNativeMethods.IMarshal { protected StandardOleMarshalObject() { } [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] private IntPtr GetStdMarshaller(ref Guid riid, int dwDestContext, int mshlflags) { IntPtr pStdMarshal = IntPtr.Zero; IntPtr pUnk = Marshal.GetIUnknownForObject(this); if (pUnk != IntPtr.Zero) { try { if (NativeMethods.S_OK == UnsafeNativeMethods.CoGetStandardMarshal(ref riid, pUnk, dwDestContext, IntPtr.Zero, mshlflags, out pStdMarshal)) { Debug.Assert(pStdMarshal != null, "Failed to get marshaller for interface '" + riid.ToString() + "', CoGetStandardMarshal returned S_OK"); return pStdMarshal; } } finally { Marshal.Release(pUnk); } } throw new InvalidOperationException(SR.GetString(SR.StandardOleMarshalObjectGetMarshalerFailed, riid.ToString())); } ////// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.GetUnmarshalClass(ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags, out Guid pCid){ pCid = typeof(UnsafeNativeMethods.IStdMarshal).GUID; return NativeMethods.S_OK; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.GetMarshalSizeMax(ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags, out int pSize) { // 98830 - GUID marshaling in StandardOleMarshalObject AVs on 64-bit Guid riid_copy = riid; IntPtr pStandardMarshal = GetStdMarshaller(ref riid_copy, dwDestContext, mshlflags); try { return UnsafeNativeMethods.CoGetMarshalSizeMax(out pSize, ref riid_copy, pStandardMarshal, dwDestContext, pvDestContext, mshlflags); } finally { Marshal.Release(pStandardMarshal); } } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.MarshalInterface(object pStm, ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags) { IntPtr pStandardMarshal = GetStdMarshaller(ref riid, dwDestContext, mshlflags); try { return UnsafeNativeMethods.CoMarshalInterface(pStm, ref riid, pStandardMarshal, dwDestContext, pvDestContext, mshlflags); } finally { Marshal.Release(pStandardMarshal); if (pStm != null) { Marshal.ReleaseComObject(pStm); } } } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.UnmarshalInterface(object pStm, ref Guid riid, out IntPtr ppv) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::UnmarshalInterface should not be called."); ppv = IntPtr.Zero; if (pStm != null) { Marshal.ReleaseComObject(pStm); } return NativeMethods.E_NOTIMPL; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.ReleaseMarshalData(object pStm) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::ReleaseMarshalData should not be called."); if (pStm != null) { Marshal.ReleaseComObject(pStm); } return NativeMethods.E_NOTIMPL; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.DisconnectObject(int dwReserved) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::DisconnectObject should not be called."); return NativeMethods.E_NOTIMPL; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Runtime.InteropServices { using System.Diagnostics; using System; using Microsoft.Win32; using System.Security; using System.Security.Permissions; ////// /// /// Replaces the standard CLR free-threaded marshaler with the standard OLE STA one. This prevents the calls made into /// our hosting object by OLE from coming in on threads other than the UI thread. /// /// [ComVisible(true)] [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Interoperability", "CA1403:AutoLayoutTypesShouldNotBeComVisible")] public class StandardOleMarshalObject : MarshalByRefObject, UnsafeNativeMethods.IMarshal { protected StandardOleMarshalObject() { } [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] private IntPtr GetStdMarshaller(ref Guid riid, int dwDestContext, int mshlflags) { IntPtr pStdMarshal = IntPtr.Zero; IntPtr pUnk = Marshal.GetIUnknownForObject(this); if (pUnk != IntPtr.Zero) { try { if (NativeMethods.S_OK == UnsafeNativeMethods.CoGetStandardMarshal(ref riid, pUnk, dwDestContext, IntPtr.Zero, mshlflags, out pStdMarshal)) { Debug.Assert(pStdMarshal != null, "Failed to get marshaller for interface '" + riid.ToString() + "', CoGetStandardMarshal returned S_OK"); return pStdMarshal; } } finally { Marshal.Release(pUnk); } } throw new InvalidOperationException(SR.GetString(SR.StandardOleMarshalObjectGetMarshalerFailed, riid.ToString())); } ////// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.GetUnmarshalClass(ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags, out Guid pCid){ pCid = typeof(UnsafeNativeMethods.IStdMarshal).GUID; return NativeMethods.S_OK; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.GetMarshalSizeMax(ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags, out int pSize) { // 98830 - GUID marshaling in StandardOleMarshalObject AVs on 64-bit Guid riid_copy = riid; IntPtr pStandardMarshal = GetStdMarshaller(ref riid_copy, dwDestContext, mshlflags); try { return UnsafeNativeMethods.CoGetMarshalSizeMax(out pSize, ref riid_copy, pStandardMarshal, dwDestContext, pvDestContext, mshlflags); } finally { Marshal.Release(pStandardMarshal); } } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.MarshalInterface(object pStm, ref Guid riid, IntPtr pv, int dwDestContext, IntPtr pvDestContext, int mshlflags) { IntPtr pStandardMarshal = GetStdMarshaller(ref riid, dwDestContext, mshlflags); try { return UnsafeNativeMethods.CoMarshalInterface(pStm, ref riid, pStandardMarshal, dwDestContext, pvDestContext, mshlflags); } finally { Marshal.Release(pStandardMarshal); if (pStm != null) { Marshal.ReleaseComObject(pStm); } } } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.UnmarshalInterface(object pStm, ref Guid riid, out IntPtr ppv) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::UnmarshalInterface should not be called."); ppv = IntPtr.Zero; if (pStm != null) { Marshal.ReleaseComObject(pStm); } return NativeMethods.E_NOTIMPL; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.ReleaseMarshalData(object pStm) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::ReleaseMarshalData should not be called."); if (pStm != null) { Marshal.ReleaseComObject(pStm); } return NativeMethods.E_NOTIMPL; } /// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] int UnsafeNativeMethods.IMarshal.DisconnectObject(int dwReserved) { // this should never be called on this interface, but on the standard one handed back by the previous calls. Debug.Fail("IMarshal::DisconnectObject should not be called."); return NativeMethods.E_NOTIMPL; } } } // 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
- KeyboardEventArgs.cs
- CompiledRegexRunnerFactory.cs
- DbProviderFactoriesConfigurationHandler.cs
- XamlToRtfWriter.cs
- GroupLabel.cs
- SingleAnimation.cs
- ServicePointManager.cs
- StringExpressionSet.cs
- TextEditorLists.cs
- UserControlAutomationPeer.cs
- DbConnectionPoolGroupProviderInfo.cs
- Parser.cs
- ImageMetadata.cs
- COM2IDispatchConverter.cs
- RelationshipFixer.cs
- InstanceHandle.cs
- CapabilitiesRule.cs
- Socket.cs
- ToolStripGrip.cs
- ProcessInfo.cs
- DateTimeFormat.cs
- Hex.cs
- WebPartEditorApplyVerb.cs
- XmlBinaryWriter.cs
- CodeObjectCreateExpression.cs
- XmlAnyElementAttributes.cs
- Propagator.JoinPropagator.cs
- TypedColumnHandler.cs
- CancellationScope.cs
- EncoderReplacementFallback.cs
- BookmarkScopeInfo.cs
- OleDbDataReader.cs
- SafeBitVector32.cs
- SlotInfo.cs
- MemberExpressionHelper.cs
- TableLayout.cs
- RequestCachePolicyConverter.cs
- UserPersonalizationStateInfo.cs
- FontFamily.cs
- QuinticEase.cs
- WrappedDispatcherException.cs
- GradientPanel.cs
- FixedSOMGroup.cs
- SqlCommandBuilder.cs
- CompilationRelaxations.cs
- KeyGesture.cs
- HttpCookie.cs
- UserThread.cs
- XslCompiledTransform.cs
- TransportContext.cs
- HtmlButton.cs
- XmlSchemaComplexType.cs
- CertificateManager.cs
- TextElementCollectionHelper.cs
- IChannel.cs
- BaseTemplateParser.cs
- ColumnResizeUndoUnit.cs
- CustomLineCap.cs
- ToolStripPanelRow.cs
- TreeNodeMouseHoverEvent.cs
- StickyNoteHelper.cs
- VisualStateChangedEventArgs.cs
- XmlSchemaElement.cs
- XhtmlBasicValidationSummaryAdapter.cs
- TrackingMemoryStreamFactory.cs
- AssemblyCache.cs
- XmlSchemaAttributeGroup.cs
- WSSecureConversationDec2005.cs
- InternalUserCancelledException.cs
- CompiledQuery.cs
- ToolStripLabel.cs
- GestureRecognitionResult.cs
- EdmSchemaError.cs
- NullableIntAverageAggregationOperator.cs
- SqlDataSourceWizardForm.cs
- SchemaAttDef.cs
- InternalSafeNativeMethods.cs
- DeploymentExceptionMapper.cs
- TagNameToTypeMapper.cs
- DictionaryMarkupSerializer.cs
- HttpModuleCollection.cs
- DataService.cs
- ExpressionVisitorHelpers.cs
- SimpleType.cs
- PerfCounterSection.cs
- SessionEndedEventArgs.cs
- ReadOnlyCollectionBase.cs
- CompositeScriptReference.cs
- rsa.cs
- XmlExpressionDumper.cs
- Nodes.cs
- RoleGroup.cs
- BamlTreeMap.cs
- Evidence.cs
- SignatureGenerator.cs
- Codec.cs
- DataObjectPastingEventArgs.cs
- WebEventCodes.cs
- FlowNode.cs
- SystemColorTracker.cs