root/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h

#ifndef _IPT_CLUSTERIP_H_target
#define _IPT_CLUSTERIP_H_target

#include <linux/types.h>
#include <linux/if_ether.h>

enum clusterip_hashmode {
    CLUSTERIP_HASHMODE_SIP = 0,
    CLUSTERIP_HASHMODE_SIP_SPT,
    CLUSTERIP_HASHMODE_SIP_SPT_DPT,
};

#define CLUSTERIP_HASHMODE_MAX CLUSTERIP_HASHMODE_SIP_SPT_DPT

#define CLUSTERIP_MAX_NODES 16

#define CLUSTERIP_FLAG_NEW 0x00000001

struct clusterip_config;

struct ipt_clusterip_tgt_info {

        __u32 flags;

        /* only relevant for new ones */
        __u8 clustermac[ETH_ALEN];
        __u16 num_total_nodes;
        __u16 num_local_nodes;
        __u16 local_nodes[CLUSTERIP_MAX_NODES];
        __u32 hash_mode;
        __u32 hash_initval;

        /* Used internally by the kernel */
        struct clusterip_config *config;
};

#endif /*_IPT_CLUSTERIP_H_target*/