1 files changed, 47 insertions, 0 deletions
diff --git a/src/VBox/NetworkServices/NetLib/cpp/utils.h b/src/VBox/NetworkServices/NetLib/cpp/utils.h
new file mode 100644
index 00000000..31128d02
--- /dev/null
+++ b/src/VBox/NetworkServices/NetLib/cpp/utils.h
@@ -0,0 +1,47 @@
+/* $Id: utils.h $ */
+/** @file
+ * NetLib/cpp/utils.h
+ */
+
+/*
+ * Copyright (C) 2013-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+#ifndef VBOX_INCLUDED_SRC_NetLib_cpp_utils_h
+#define VBOX_INCLUDED_SRC_NetLib_cpp_utils_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/types.h>
+
+/** less operator for IPv4 addresess */
+DECLINLINE(bool) operator <(const RTNETADDRIPV4 &lhs, const RTNETADDRIPV4 &rhs)
+{
+    return RT_N2H_U32(lhs.u) < RT_N2H_U32(rhs.u);
+}
+
+/** greater operator for IPv4 addresess */
+DECLINLINE(bool) operator >(const RTNETADDRIPV4 &lhs, const RTNETADDRIPV4 &rhs)
+{
+    return RT_N2H_U32(lhs.u) > RT_N2H_U32(rhs.u);
+}
+
+/**  Compares MAC addresses */
+DECLINLINE(bool) operator== (const RTMAC &lhs, const RTMAC &rhs)
+{
+    return lhs.au16[0] == rhs.au16[0]
+        && lhs.au16[1] == rhs.au16[1]
+        && lhs.au16[2] == rhs.au16[2];
+}
+
+#endif /* !VBOX_INCLUDED_SRC_NetLib_cpp_utils_h */
+