--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _XT_CONNLIMIT_H
+#define _XT_CONNLIMIT_H
+
+#include <linux/types.h>
+#include <linux/netfilter.h>
+
+struct xt_connlimit_data;
+
+enum {
+ XT_CONNLIMIT_INVERT = 1 << 0,
+ XT_CONNLIMIT_DADDR = 1 << 1,
+};
+
+struct xt_connlimit_info {
+ union {
+ union nf_inet_addr mask;
+ union {
+ __be32 v4_mask;
+ __be32 v6_mask[4];
+ };
+ };
+ unsigned int limit;
+ /* revision 1 */
+ __u32 flags;
+
+ /* Used internally by the kernel */
+ struct nf_conncount_data *data __attribute__((aligned(8)));
+};
+
+#endif /* _XT_CONNLIMIT_H */