root/include/uapi/linux/netfilter/xt_statistic.h

#ifndef _XT_STATISTIC_H
#define _XT_STATISTIC_H

#include <linux/types.h>

enum xt_statistic_mode {
        XT_STATISTIC_MODE_RANDOM,
        XT_STATISTIC_MODE_NTH,
        __XT_STATISTIC_MODE_MAX
};
#define XT_STATISTIC_MODE_MAX (__XT_STATISTIC_MODE_MAX - 1)

enum xt_statistic_flags {
        XT_STATISTIC_INVERT             = 0x1,
};
#define XT_STATISTIC_MASK               0x1

struct xt_statistic_priv;

struct xt_statistic_info {
        __u16                   mode;
        __u16                   flags;
        union {
                struct {
                        __u32   probability;
                } random;
                struct {
                        __u32   every;
                        __u32   packet;
                        __u32   count; /* unused */
                } nth;
        } u;
        struct xt_statistic_priv *master __attribute__((aligned(8)));
};

#endif /* _XT_STATISTIC_H */