Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / CompMod / Microsoft / Win32 / SafeHandles / SafeFileMappingHandle.cs / 1305376 / SafeFileMappingHandle.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== /*============================================================ ** ** Class: SafeFileMappingHandle ** **Author: David Gutierrez ([....]) ** ** A wrapper for handle to file mappings, returned by ** CreateFileMapping and OpenFileMapping. Used for shared ** memory. ** ** Date: July 8, 2002 ** ===========================================================*/ using System; using System.Security; using System.Security.Permissions; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using Microsoft.Win32; using Microsoft.Win32.SafeHandles; using System.Runtime.ConstrainedExecution; using System.Runtime.Versioning; namespace Microsoft.Win32.SafeHandles { [HostProtectionAttribute(MayLeakOnAbort = true)] [SuppressUnmanagedCodeSecurityAttribute] internal sealed class SafeFileMappingHandle : SafeHandleZeroOrMinusOneIsInvalid { // Note that CreateFileMapping returns 0 on failure. // Note that you can pass in -1 for the hFile parameter. [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode=true)] internal SafeFileMappingHandle() : base(true) {} [DllImport(ExternDll.Kernel32, ExactSpelling=true, SetLastError=true)] [ResourceExposure(ResourceScope.None)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)] private static extern bool CloseHandle(IntPtr handle); override protected bool ReleaseHandle() { return CloseHandle(handle); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== /*============================================================ ** ** Class: SafeFileMappingHandle ** **Author: David Gutierrez ([....]) ** ** A wrapper for handle to file mappings, returned by ** CreateFileMapping and OpenFileMapping. Used for shared ** memory. ** ** Date: July 8, 2002 ** ===========================================================*/ using System; using System.Security; using System.Security.Permissions; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using Microsoft.Win32; using Microsoft.Win32.SafeHandles; using System.Runtime.ConstrainedExecution; using System.Runtime.Versioning; namespace Microsoft.Win32.SafeHandles { [HostProtectionAttribute(MayLeakOnAbort = true)] [SuppressUnmanagedCodeSecurityAttribute] internal sealed class SafeFileMappingHandle : SafeHandleZeroOrMinusOneIsInvalid { // Note that CreateFileMapping returns 0 on failure. // Note that you can pass in -1 for the hFile parameter. [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode=true)] internal SafeFileMappingHandle() : base(true) {} [DllImport(ExternDll.Kernel32, ExactSpelling=true, SetLastError=true)] [ResourceExposure(ResourceScope.None)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)] private static extern bool CloseHandle(IntPtr handle); override protected bool ReleaseHandle() { return CloseHandle(handle); } } } // 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
- DataColumnChangeEvent.cs
- ButtonBase.cs
- TrueReadOnlyCollection.cs
- StrongNameIdentityPermission.cs
- ExpressionBuilderContext.cs
- PathParser.cs
- NumberAction.cs
- WorkflowWebService.cs
- SqlComparer.cs
- Cursors.cs
- CardSpaceException.cs
- ListViewItem.cs
- PathTooLongException.cs
- XmlSchemaExternal.cs
- NoneExcludedImageIndexConverter.cs
- BitmapEncoder.cs
- GridSplitterAutomationPeer.cs
- DisplayMemberTemplateSelector.cs
- FloatUtil.cs
- GradientStopCollection.cs
- FlowDocumentScrollViewerAutomationPeer.cs
- Simplifier.cs
- Vector3D.cs
- CompositeFontInfo.cs
- NameValueSectionHandler.cs
- FastEncoderWindow.cs
- Parser.cs
- Base64Decoder.cs
- UpDownEvent.cs
- TextStore.cs
- SqlDataSourceCache.cs
- X509Utils.cs
- WebControlAdapter.cs
- LocationUpdates.cs
- XmlSyndicationContent.cs
- ReferenceEqualityComparer.cs
- ImageAttributes.cs
- XmlSerializationGeneratedCode.cs
- ManagementEventWatcher.cs
- ArrayTypeMismatchException.cs
- MultipleCopiesCollection.cs
- HttpCapabilitiesBase.cs
- BitmapSourceSafeMILHandle.cs
- WinCategoryAttribute.cs
- RequestQueue.cs
- SqlBuilder.cs
- XmlParserContext.cs
- ViewKeyConstraint.cs
- ProtocolsConfiguration.cs
- SpeakProgressEventArgs.cs
- FormattedTextSymbols.cs
- NameValueCollection.cs
- TraceSection.cs
- StreamGeometry.cs
- SingleObjectCollection.cs
- GestureRecognitionResult.cs
- ScriptManagerProxy.cs
- OleCmdHelper.cs
- ThreadStaticAttribute.cs
- ModelUtilities.cs
- DbParameterCollectionHelper.cs
- ChangeConflicts.cs
- newinstructionaction.cs
- DateTimeConstantAttribute.cs
- ModelPropertyImpl.cs
- VirtualPathProvider.cs
- SettingsAttributes.cs
- XmlSignificantWhitespace.cs
- XmlWellformedWriter.cs
- SpecialNameAttribute.cs
- ContainsRowNumberChecker.cs
- BinaryUtilClasses.cs
- TreeView.cs
- StreamingContext.cs
- VectorConverter.cs
- VisualCollection.cs
- VirtualPathProvider.cs
- BlockCollection.cs
- ListSourceHelper.cs
- DllNotFoundException.cs
- LocalizedNameDescriptionPair.cs
- HttpProcessUtility.cs
- SimpleBitVector32.cs
- AutomationPatternInfo.cs
- CodeCatchClauseCollection.cs
- AnnotationAuthorChangedEventArgs.cs
- MembershipSection.cs
- ReverseComparer.cs
- WebScriptMetadataMessageEncoderFactory.cs
- ChangeInterceptorAttribute.cs
- StrongNameKeyPair.cs
- EntityDataSourceWrapperPropertyDescriptor.cs
- EmptyEnumerator.cs
- StorageComplexPropertyMapping.cs
- Knowncolors.cs
- OdbcConnectionOpen.cs
- Pool.cs
- SymbolType.cs
- CodeSnippetTypeMember.cs
- FileDataSourceCache.cs