78 lines
2.8 KiB
C#
78 lines
2.8 KiB
C#
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//------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------
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namespace System.ServiceModel.Diagnostics
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{
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using System.Runtime;
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using System.Runtime.CompilerServices;
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using System.Runtime.ConstrainedExecution;
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using System.Diagnostics;
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using System.Threading;
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using System.Runtime.InteropServices;
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using System.Security;
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using System.Security.Permissions;
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using System.Diagnostics.CodeAnalysis;
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class Utility
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{
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ExceptionUtility exceptionUtility;
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[Obsolete("For SMDiagnostics.dll use only. Call DiagnosticUtility.Utility instead")]
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internal Utility(ExceptionUtility exceptionUtility)
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{
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this.exceptionUtility = exceptionUtility;
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}
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// Call this when a p/invoke with an 'out SafeHandle' parameter returns an error. This will safely clean up the handle.
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[SuppressMessage(FxCop.Category.Security, FxCop.Rule.TransparentMethodsMustNotReferenceCriticalCode)] // we got APTCA approval with no requirement to fix this transparency warning
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internal static void CloseInvalidOutSafeHandle(SafeHandle handle)
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{
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// Workaround for 64-bit CLR bug VSWhidbey 546830 - sometimes invalid SafeHandles come back null.
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if (handle != null)
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{
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#pragma warning disable 618
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Fx.Assert(handle.IsInvalid, "CloseInvalidOutSafeHandle called with a valid handle!");
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#pragma warning restore 618
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// Calls SuppressFinalize.
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handle.SetHandleAsInvalid();
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}
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}
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// Copy of the above for CriticalHandles.
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[SuppressMessage(FxCop.Category.Security, FxCop.Rule.TransparentMethodsMustNotReferenceCriticalCode)] // we got APTCA approval with no requirement to fix this transparency warning. plus, the callers of this method are not supported in partial trust.
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internal static void CloseInvalidOutCriticalHandle(CriticalHandle handle)
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{
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if (handle != null)
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{
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#pragma warning disable 618
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Fx.Assert(handle.IsInvalid, "CloseInvalidOutCriticalHandle called with a valid handle!");
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#pragma warning restore 618
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handle.SetHandleAsInvalid();
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}
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}
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internal Guid CreateGuid(string guidString)
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{
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return Fx.CreateGuid(guidString);
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}
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internal bool TryCreateGuid(string guidString, out Guid result)
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{
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return Fx.TryCreateGuid(guidString, out result);
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}
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internal byte[] AllocateByteArray(int size)
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{
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return Fx.AllocateByteArray(size);
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}
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internal char[] AllocateCharArray(int size)
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{
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return Fx.AllocateCharArray(size);
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}
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}
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}
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