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Diffstat (limited to 'src/mscorlib/shared/Microsoft/Win32/SafeHandles/SafeFileHandle.Windows.cs')
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diff --git a/src/mscorlib/shared/Microsoft/Win32/SafeHandles/SafeFileHandle.Windows.cs b/src/mscorlib/shared/Microsoft/Win32/SafeHandles/SafeFileHandle.Windows.cs
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index 0000000000..4eabe8f08c
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+++ b/src/mscorlib/shared/Microsoft/Win32/SafeHandles/SafeFileHandle.Windows.cs
@@ -0,0 +1,50 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Security;
+using System.Runtime.InteropServices;
+using System.Threading;
+using Microsoft.Win32;
+
+namespace Microsoft.Win32.SafeHandles
+{
+ public sealed class SafeFileHandle : SafeHandleZeroOrMinusOneIsInvalid
+ {
+ private bool? _isAsync;
+
+ private SafeFileHandle() : base(true)
+ {
+ _isAsync = null;
+ }
+
+ public SafeFileHandle(IntPtr preexistingHandle, bool ownsHandle) : base(ownsHandle)
+ {
+ SetHandle(preexistingHandle);
+
+ _isAsync = null;
+ }
+
+ internal bool? IsAsync
+ {
+ get
+ {
+ return _isAsync;
+ }
+
+ set
+ {
+ _isAsync = value;
+ }
+ }
+
+ internal ThreadPoolBoundHandle ThreadPoolBinding { get; set; }
+
+ override protected bool ReleaseHandle()
+ {
+ return Interop.Kernel32.CloseHandle(handle);
+ }
+ }
+}
+