--- /dev/null
+/****************************************************************************
+ ****************************************************************************
+ ***
+ *** This header was automatically generated from a Linux kernel header
+ *** of the same name, to make information necessary for userspace to
+ *** call into the kernel available to libc. It contains only constants,
+ *** structures, and macros generated from the original header, and thus,
+ *** contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _NF_CONNTRACK_TUPLE_COMMON_H
+#define _NF_CONNTRACK_TUPLE_COMMON_H
+
+enum ip_conntrack_dir
+{
+ IP_CT_DIR_ORIGINAL,
+ IP_CT_DIR_REPLY,
+ IP_CT_DIR_MAX
+};
+
+#define CTINFO2DIR(ctinfo) ((ctinfo) >= IP_CT_IS_REPLY ? IP_CT_DIR_REPLY : IP_CT_DIR_ORIGINAL)
+
+#endif