1 files changed, 57 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..7df99a76
--- /dev/null
+++ b/src/VBox/NetworkServices/NetLib/cpp/utils.h
@@ -0,0 +1,57 @@
+/* $Id: utils.h $ */
+/** @file
+ * NetLib/cpp/utils.h
+ */
+
+/*
+ * Copyright (C) 2013-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#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 */
+