--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _XT_CGROUP_H
+#define _XT_CGROUP_H
+
+#include <linux/types.h>
+#include <linux/limits.h>
+
+struct xt_cgroup_info_v0 {
+ __u32 id;
+ __u32 invert;
+};
+
+struct xt_cgroup_info_v1 {
+ __u8 has_path;
+ __u8 has_classid;
+ __u8 invert_path;
+ __u8 invert_classid;
+ char path[PATH_MAX];
+ __u32 classid;
+
+ /* kernel internal data */
+ void *priv __attribute__((aligned(8)));
+};
+
+#define XT_CGROUP_PATH_MAX 512
+
+struct xt_cgroup_info_v2 {
+ __u8 has_path;
+ __u8 has_classid;
+ __u8 invert_path;
+ __u8 invert_classid;
+ union {
+ char path[XT_CGROUP_PATH_MAX];
+ __u32 classid;
+ };
+
+ /* kernel internal data */
+ void *priv __attribute__((aligned(8)));
+};
+
+#endif /* _XT_CGROUP_H */