Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / ArgIterator.cs / 1305376 / ArgIterator.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System { using System; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using System.Runtime.Versioning; using System.Diagnostics.Contracts; // This class will not be marked serializable [StructLayout(LayoutKind.Auto)] public struct ArgIterator { [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private extern ArgIterator(IntPtr arglist); // create an arg iterator that points at the first argument that // is not statically declared (that is the first ... arg) // 'arglist' is the value returned by the ARGLIST instruction [System.Security.SecuritySafeCritical] // auto-generated public ArgIterator(RuntimeArgumentHandle arglist) : this(arglist.Value) { } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private unsafe extern ArgIterator(IntPtr arglist, void *ptr); // create an arg iterator that points just past 'firstArg'. // 'arglist' is the value returned by the ARGLIST instruction // This is much like the C va_start macro [System.Security.SecurityCritical] // auto-generated [CLSCompliant(false)] public unsafe ArgIterator(RuntimeArgumentHandle arglist, void* ptr) : this(arglist.Value, ptr) { } // Fetch an argument as a typed referece, advance the iterator. // Throws an exception if past end of argument list [System.Security.SecuritySafeCritical] // auto-generated [CLSCompliant(false)] public TypedReference GetNextArg() { TypedReference result = new TypedReference (); // reference to TypedReference is banned, so have to pass result as pointer unsafe { FCallGetNextArg (&result); } return result; } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] // reference to TypedReference is banned, so have to pass result as void pointer private unsafe extern void FCallGetNextArg(void * result); // Alternate version of GetNextArg() intended primarily for IJW code // generated by VC's "va_arg()" construct. [System.Security.SecuritySafeCritical] // auto-generated [CLSCompliant(false)] public TypedReference GetNextArg(RuntimeTypeHandle rth) { if (sigPtr != IntPtr.Zero) { // This is an ordinary ArgIterator capable of determining // types from a signature. Just do a regular GetNextArg. return GetNextArg(); } else { // Prevent abuse of this API with a default ArgIterator (it // doesn't require permission to create a zero-inited value // type). Check that ArgPtr isn't zero or this API will allow a // malicious caller to increment the pointer to an arbitrary // location in memory and read the contents. if (ArgPtr == IntPtr.Zero) throw new ArgumentNullException(); TypedReference result = new TypedReference (); // reference to TypedReference is banned, so have to pass result as pointer unsafe { InternalGetNextArg(&result, rth.GetRuntimeType()); } return result; } } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] // reference to TypedReference is banned, so have to pass result as void pointer private unsafe extern void InternalGetNextArg(void * result, RuntimeType rt); // This method should invalidate the iterator (va_end). It is not supported yet. public void End() { } // How many arguments are left in the list [System.Security.SecuritySafeCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] public extern int GetRemainingCount(); // Gets the type of the current arg, does NOT advance the iterator [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private extern unsafe void* _GetNextArgType(); [System.Security.SecuritySafeCritical] // auto-generated public unsafe RuntimeTypeHandle GetNextArgType() { return new RuntimeTypeHandle(Type.GetTypeFromHandleUnsafe((IntPtr)_GetNextArgType())); } public override int GetHashCode() { return ValueType.GetHashCodeOfPtr(ArgCookie); } // Inherited from object public override bool Equals(Object o) { throw new NotSupportedException(Environment.GetResourceString("NotSupported_NYI")); } private IntPtr ArgCookie; // Cookie from the EE. // The SigPtr structure consists of the following members private IntPtr sigPtr; // Pointer to remaining signature. private IntPtr sigPtrLen; // Remaining length of the pointer // Note, sigPtrLen is actually a DWORD, but on 64bit systems this structure becomes // 8-byte aligned, which requires us to pad it. private IntPtr ArgPtr; // Pointer to remaining args. private int RemainingArgs; // # of remaining args. } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System { using System; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using System.Runtime.Versioning; using System.Diagnostics.Contracts; // This class will not be marked serializable [StructLayout(LayoutKind.Auto)] public struct ArgIterator { [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private extern ArgIterator(IntPtr arglist); // create an arg iterator that points at the first argument that // is not statically declared (that is the first ... arg) // 'arglist' is the value returned by the ARGLIST instruction [System.Security.SecuritySafeCritical] // auto-generated public ArgIterator(RuntimeArgumentHandle arglist) : this(arglist.Value) { } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private unsafe extern ArgIterator(IntPtr arglist, void *ptr); // create an arg iterator that points just past 'firstArg'. // 'arglist' is the value returned by the ARGLIST instruction // This is much like the C va_start macro [System.Security.SecurityCritical] // auto-generated [CLSCompliant(false)] public unsafe ArgIterator(RuntimeArgumentHandle arglist, void* ptr) : this(arglist.Value, ptr) { } // Fetch an argument as a typed referece, advance the iterator. // Throws an exception if past end of argument list [System.Security.SecuritySafeCritical] // auto-generated [CLSCompliant(false)] public TypedReference GetNextArg() { TypedReference result = new TypedReference (); // reference to TypedReference is banned, so have to pass result as pointer unsafe { FCallGetNextArg (&result); } return result; } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] // reference to TypedReference is banned, so have to pass result as void pointer private unsafe extern void FCallGetNextArg(void * result); // Alternate version of GetNextArg() intended primarily for IJW code // generated by VC's "va_arg()" construct. [System.Security.SecuritySafeCritical] // auto-generated [CLSCompliant(false)] public TypedReference GetNextArg(RuntimeTypeHandle rth) { if (sigPtr != IntPtr.Zero) { // This is an ordinary ArgIterator capable of determining // types from a signature. Just do a regular GetNextArg. return GetNextArg(); } else { // Prevent abuse of this API with a default ArgIterator (it // doesn't require permission to create a zero-inited value // type). Check that ArgPtr isn't zero or this API will allow a // malicious caller to increment the pointer to an arbitrary // location in memory and read the contents. if (ArgPtr == IntPtr.Zero) throw new ArgumentNullException(); TypedReference result = new TypedReference (); // reference to TypedReference is banned, so have to pass result as pointer unsafe { InternalGetNextArg(&result, rth.GetRuntimeType()); } return result; } } [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] // reference to TypedReference is banned, so have to pass result as void pointer private unsafe extern void InternalGetNextArg(void * result, RuntimeType rt); // This method should invalidate the iterator (va_end). It is not supported yet. public void End() { } // How many arguments are left in the list [System.Security.SecuritySafeCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] public extern int GetRemainingCount(); // Gets the type of the current arg, does NOT advance the iterator [System.Security.SecurityCritical] // auto-generated [ResourceExposure(ResourceScope.None)] [MethodImplAttribute(MethodImplOptions.InternalCall)] private extern unsafe void* _GetNextArgType(); [System.Security.SecuritySafeCritical] // auto-generated public unsafe RuntimeTypeHandle GetNextArgType() { return new RuntimeTypeHandle(Type.GetTypeFromHandleUnsafe((IntPtr)_GetNextArgType())); } public override int GetHashCode() { return ValueType.GetHashCodeOfPtr(ArgCookie); } // Inherited from object public override bool Equals(Object o) { throw new NotSupportedException(Environment.GetResourceString("NotSupported_NYI")); } private IntPtr ArgCookie; // Cookie from the EE. // The SigPtr structure consists of the following members private IntPtr sigPtr; // Pointer to remaining signature. private IntPtr sigPtrLen; // Remaining length of the pointer // Note, sigPtrLen is actually a DWORD, but on 64bit systems this structure becomes // 8-byte aligned, which requires us to pad it. private IntPtr ArgPtr; // Pointer to remaining args. private int RemainingArgs; // # of remaining args. } } // 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
- StructureChangedEventArgs.cs
- TypeSystemHelpers.cs
- DocumentSchemaValidator.cs
- PassportIdentity.cs
- CmsInterop.cs
- EntityDataSourceDataSelection.cs
- RegistryPermission.cs
- InternalConfigSettingsFactory.cs
- ThreadAbortException.cs
- CssTextWriter.cs
- FixedSOMLineCollection.cs
- DataColumnMappingCollection.cs
- DoubleIndependentAnimationStorage.cs
- ObjectDataSourceEventArgs.cs
- ColumnCollection.cs
- SqlConnectionPoolGroupProviderInfo.cs
- HTTPRemotingHandler.cs
- OutputScope.cs
- EntityKeyElement.cs
- IntSecurity.cs
- SpellerError.cs
- Ref.cs
- Image.cs
- ExceptionHelpers.cs
- NullToBooleanConverter.cs
- FactoryId.cs
- WhitespaceSignificantCollectionAttribute.cs
- InkCanvasSelectionAdorner.cs
- QilIterator.cs
- WpfMemberInvoker.cs
- DefinitionBase.cs
- MsmqInputMessagePool.cs
- CommonDialog.cs
- webbrowsersite.cs
- OperationGenerator.cs
- NullableLongAverageAggregationOperator.cs
- AttributeProviderAttribute.cs
- XmlDataCollection.cs
- SettingsPropertyWrongTypeException.cs
- TraceLog.cs
- ColorBuilder.cs
- GridProviderWrapper.cs
- SystemTcpConnection.cs
- UIElement3D.cs
- IndentedWriter.cs
- SiteMapHierarchicalDataSourceView.cs
- VariableQuery.cs
- Rect.cs
- AmbientLight.cs
- OLEDB_Enum.cs
- TemplateBindingExtension.cs
- RemotingService.cs
- ExcludeFromCodeCoverageAttribute.cs
- CopyOfAction.cs
- _NativeSSPI.cs
- RegexCompiler.cs
- DataGridViewRowDividerDoubleClickEventArgs.cs
- AutomationEvent.cs
- ProtectedConfiguration.cs
- InvokeWebService.cs
- BinaryObjectReader.cs
- CellQuery.cs
- StateWorkerRequest.cs
- SortKey.cs
- Style.cs
- TransformGroup.cs
- CreateUserWizardAutoFormat.cs
- ToolStripDropDownDesigner.cs
- XmlUrlResolver.cs
- MaterialGroup.cs
- MD5.cs
- EntityViewGenerator.cs
- AsymmetricSignatureDeformatter.cs
- XmlToDatasetMap.cs
- WebBrowser.cs
- RadioButtonFlatAdapter.cs
- RoleGroupCollection.cs
- ResourcesBuildProvider.cs
- UnaryNode.cs
- ClientScriptItemCollection.cs
- LinkLabelLinkClickedEvent.cs
- SystemInfo.cs
- DataErrorValidationRule.cs
- InheritablePropertyChangeInfo.cs
- FilterableAttribute.cs
- Clipboard.cs
- OciEnlistContext.cs
- ZipArchive.cs
- ResourceDefaultValueAttribute.cs
- ControlEvent.cs
- OleDbError.cs
- DesigntimeLicenseContextSerializer.cs
- FormViewDesigner.cs
- View.cs
- listitem.cs
- StorageMappingFragment.cs
- SynchronousChannel.cs
- Color.cs
- TabletDevice.cs
- RadioButton.cs