1 files changed, 53 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/Runtime/InteropServices/ErrorWrapper.cs b/src/mscorlib/src/System/Runtime/InteropServices/ErrorWrapper.cs
new file mode 100644
index 0000000000..008ee3579b
--- /dev/null
+++ b/src/mscorlib/src/System/Runtime/InteropServices/ErrorWrapper.cs
@@ -0,0 +1,53 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+/*=============================================================================
+**
+**
+**
+** Purpose: Wrapper that is converted to a variant with VT_ERROR.
+**
+**
+=============================================================================*/
+
+namespace System.Runtime.InteropServices {
+   
+    using System;
+    using System.Security.Permissions;
+
+    [Serializable]
+[System.Runtime.InteropServices.ComVisible(true)]
+    public sealed class ErrorWrapper
+    {
+        public ErrorWrapper(int errorCode)
+        {
+            m_ErrorCode = errorCode;
+        }
+
+        public ErrorWrapper(Object errorCode)
+        {
+            if (!(errorCode is int))
+                throw new ArgumentException(Environment.GetResourceString("Arg_MustBeInt32"), "errorCode");
+            m_ErrorCode = (int)errorCode;
+        }        
+
+        [System.Security.SecuritySafeCritical]  // auto-generated
+#pragma warning disable 618
+        [SecurityPermissionAttribute(SecurityAction.Demand, Flags=SecurityPermissionFlag.UnmanagedCode)]
+#pragma warning restore 618
+        public ErrorWrapper(Exception e)
+        {
+            m_ErrorCode = Marshal.GetHRForException(e);
+        }
+
+        public int ErrorCode 
+        {
+            get 
+            {
+                return m_ErrorCode;
+            }
+        }
+
+        private int m_ErrorCode;
+    }
+}