1 files changed, 47 insertions, 0 deletions
diff --git a/src/mscorlib/src/Microsoft/Win32/SafeHandles/SafeWaitHandle.cs b/src/mscorlib/src/Microsoft/Win32/SafeHandles/SafeWaitHandle.cs
new file mode 100644
index 0000000000..fa24c96718
--- /dev/null
+++ b/src/mscorlib/src/Microsoft/Win32/SafeHandles/SafeWaitHandle.cs
@@ -0,0 +1,47 @@
+// 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.
+
+/*============================================================
+**
+**
+**
+** A wrapper for Win32 events (mutexes, auto reset events, and
+** manual reset events).  Used by WaitHandle.
+**
+** 
+===========================================================*/
+
+using System;
+using System.Security;
+using System.Security.Permissions;
+using System.Runtime.InteropServices;
+using System.Runtime.CompilerServices;
+using System.Runtime.ConstrainedExecution;
+using System.Runtime.Versioning;
+using Microsoft.Win32;
+using System.Threading;
+
+namespace Microsoft.Win32.SafeHandles {
+ 
+    [System.Security.SecurityCritical]  // auto-generated_required
+    public sealed class SafeWaitHandle : SafeHandleZeroOrMinusOneIsInvalid
+    {
+        // Called by P/Invoke marshaler
+        private SafeWaitHandle() : base(true)
+        {
+        }
+
+        [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        public SafeWaitHandle(IntPtr existingHandle, bool ownsHandle) : base(ownsHandle)
+        {
+            SetHandle(existingHandle);
+        }
+
+        [System.Security.SecurityCritical]
+        override protected bool ReleaseHandle()
+        {
+            return Win32Native.CloseHandle(handle);
+        }
+    }
+}