1 files changed, 38 insertions, 0 deletions
diff --git a/src/inc/clr/win32.h b/src/inc/clr/win32.h
new file mode 100644
index 0000000000..a0e00c6321
--- /dev/null
+++ b/src/inc/clr/win32.h
@@ -0,0 +1,38 @@
+// 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.
+//
+// clr/win32.h
+//
+// Provides Win32-specific utility functionality.
+//
+
+//
+
+#ifndef clr_win32_h
+#define clr_win32_h
+
+#include "winwrap.h"
+
+namespace clr
+{
+    namespace win32
+    {
+        // Prevents an HMODULE from being unloaded until process termination.
+        inline
+        HRESULT PreventModuleUnload(HMODULE hMod)
+        {
+            if (!WszGetModuleHandleEx(
+                GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_PIN,
+                reinterpret_cast<LPCTSTR>(hMod),
+                &hMod))
+            {
+                return HRESULT_FROM_GetLastError();
+            }
+
+            return S_OK;
+        }
+    } // namespace win
+} // namespace clr
+
+#endif // clr_win32_h