--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _XT_PHYSDEV_H
+#define _XT_PHYSDEV_H
+
+#include <linux/types.h>
+#include <linux/if.h>
+
+#define XT_PHYSDEV_OP_IN 0x01
+#define XT_PHYSDEV_OP_OUT 0x02
+#define XT_PHYSDEV_OP_BRIDGED 0x04
+#define XT_PHYSDEV_OP_ISIN 0x08
+#define XT_PHYSDEV_OP_ISOUT 0x10
+#define XT_PHYSDEV_OP_MASK (0x20 - 1)
+
+struct xt_physdev_info {
+ char physindev[IFNAMSIZ];
+ char in_mask[IFNAMSIZ];
+ char physoutdev[IFNAMSIZ];
+ char out_mask[IFNAMSIZ];
+ __u8 invert;
+ __u8 bitmask;
+};
+
+#endif /* _XT_PHYSDEV_H */