Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Reflection / Pointer.cs / 1305376 / Pointer.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== //////////////////////////////////////////////////////////////////////////////// // // This is a wrapper class for Pointers // //[....] // // // // namespace System.Reflection { using System; using CultureInfo = System.Globalization.CultureInfo; using System.Runtime.Serialization; using System.Diagnostics.Contracts; [CLSCompliant(false)] [Serializable] [System.Runtime.InteropServices.ComVisible(true)] public sealed class Pointer: ISerializable { unsafe private void* _ptr; private RuntimeType _ptrType; private Pointer() {} [System.Security.SecurityCritical] // auto-generated private unsafe Pointer(SerializationInfo info, StreamingContext context) { _ptr = ((IntPtr)(info.GetValue("_ptr", typeof(IntPtr)))).ToPointer(); _ptrType = (RuntimeType)info.GetValue("_ptrType", typeof(RuntimeType)); } // This method will box an pointer. We save both the // value and the type so we can access it from the native code // during an Invoke. [System.Security.SecurityCritical] // auto-generated public static unsafe Object Box(void *ptr,Type type) { if (type == null) throw new ArgumentNullException("type"); if (!type.IsPointer) throw new ArgumentException(Environment.GetResourceString("Arg_MustBePointer"),"ptr"); Contract.EndContractBlock(); RuntimeType rt = type as RuntimeType; if (rt == null) throw new ArgumentException(Environment.GetResourceString("Arg_MustBePointer"), "ptr"); Pointer x = new Pointer(); x._ptr = ptr; x._ptrType = rt; return x; } // Returned the stored pointer. [System.Security.SecurityCritical] // auto-generated public static unsafe void* Unbox(Object ptr) { if (!(ptr is Pointer)) throw new ArgumentException(Environment.GetResourceString("Arg_MustBePointer"),"ptr"); return ((Pointer)ptr)._ptr; } internal RuntimeType GetPointerType() { return _ptrType; } [System.Security.SecurityCritical] // auto-generated internal unsafe Object GetPointerValue() { return (IntPtr)_ptr; } #if FEATURE_SERIALIZATION [System.Security.SecurityCritical] unsafe void ISerializable.GetObjectData(SerializationInfo info, StreamingContext context) { info.AddValue("_ptr", new IntPtr(_ptr)); info.AddValue("_ptrType", _ptrType); } #endif } } // 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
- DataGridViewTextBoxColumn.cs
- Variant.cs
- CodeTypeParameter.cs
- ThousandthOfEmRealPoints.cs
- EarlyBoundInfo.cs
- StandardTransformFactory.cs
- WebPartHeaderCloseVerb.cs
- LoaderAllocator.cs
- ModulesEntry.cs
- RequestTimeoutManager.cs
- IsolatedStorageException.cs
- SqlConnectionStringBuilder.cs
- ObjectContextServiceProvider.cs
- FunctionNode.cs
- DetailsViewUpdatedEventArgs.cs
- ToolStripProfessionalLowResolutionRenderer.cs
- Nullable.cs
- AnnotationResourceChangedEventArgs.cs
- AuthenticationException.cs
- QilInvoke.cs
- RoleManagerModule.cs
- _LoggingObject.cs
- BindingContext.cs
- TemplatePartAttribute.cs
- CounterCreationDataCollection.cs
- SByteConverter.cs
- DocumentViewerAutomationPeer.cs
- TextEncodedRawTextWriter.cs
- CodeCommentStatement.cs
- SystemColors.cs
- SerialReceived.cs
- ProxyFragment.cs
- TransformerTypeCollection.cs
- DataConnectionHelper.cs
- LayoutUtils.cs
- TreeNodeMouseHoverEvent.cs
- AuthenticationService.cs
- ipaddressinformationcollection.cs
- Command.cs
- SmiRequestExecutor.cs
- DockingAttribute.cs
- PropertyKey.cs
- UrlPath.cs
- DataListCommandEventArgs.cs
- exports.cs
- DelegateHelpers.cs
- DelayDesigner.cs
- MimeMultiPart.cs
- DivideByZeroException.cs
- IssuedTokenServiceElement.cs
- SupportingTokenListenerFactory.cs
- ClientBuildManager.cs
- AuthenticationException.cs
- WebException.cs
- SQLSingleStorage.cs
- PrinterSettings.cs
- TypeSource.cs
- UserPrincipalNameElement.cs
- FormatException.cs
- PersistenceProvider.cs
- XmlReaderSettings.cs
- AnonymousIdentificationSection.cs
- HwndStylusInputProvider.cs
- PerformanceCounterManager.cs
- ReliableMessagingVersionConverter.cs
- GlyphTypeface.cs
- NativeMethodsOther.cs
- TableColumn.cs
- ActivityExecutionFilter.cs
- SortKey.cs
- GridViewAutomationPeer.cs
- querybuilder.cs
- PrePrepareMethodAttribute.cs
- SecurityElementBase.cs
- ResXDataNode.cs
- EntityCommand.cs
- TextSelectionHighlightLayer.cs
- InternalCache.cs
- ThreadNeutralSemaphore.cs
- BinarySerializer.cs
- BitmapCodecInfo.cs
- ComponentCollection.cs
- RelationshipWrapper.cs
- ProviderConnectionPointCollection.cs
- StylusCaptureWithinProperty.cs
- HtmlInputHidden.cs
- EllipticalNodeOperations.cs
- WebColorConverter.cs
- MailWebEventProvider.cs
- NetNamedPipeBinding.cs
- AuthenticationModuleElement.cs
- VisualTreeFlattener.cs
- QuadraticBezierSegment.cs
- XsdDataContractExporter.cs
- ListBox.cs
- ConfigPathUtility.cs
- Brush.cs
- StreamWriter.cs
- PropertyNames.cs
- BuildProviderAppliesToAttribute.cs