33 lines
1.0 KiB
C#
33 lines
1.0 KiB
C#
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// <copyright file="SafeRegistryHandle.cs" company="Microsoft">
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// Copyright (c) 2009 Microsoft Corporation. All rights reserved.
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// </copyright>
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using Microsoft.Win32;
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using Microsoft.Win32.SafeHandles;
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using System;
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using System.Security;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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namespace System.Runtime.Caching {
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[SecurityCritical]
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internal class SafeRegistryHandle : SafeHandleZeroOrMinusOneIsInvalid {
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// Note: Officially -1 is the recommended invalid handle value for
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// registry keys, but we'll also get back 0 as an invalid handle from
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// RegOpenKeyEx.
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[ResourceExposure(ResourceScope.Machine)]
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internal SafeRegistryHandle() : base(true) {}
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[SecurityCritical]
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protected override bool ReleaseHandle() {
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// Returns a Win32 error code, 0 for success
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#if MONO
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throw new NotImplementedException ();
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#else
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int r = UnsafeNativeMethods.RegCloseKey(handle);
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return r == 0;
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#endif
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}
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}
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}
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