root/include/uapi/linux/packet_diag.h

#ifndef __PACKET_DIAG_H__
#define __PACKET_DIAG_H__

#include <linux/types.h>

struct packet_diag_req {
        __u8    sdiag_family;
        __u8    sdiag_protocol;
        __u16   pad;
        __u32   pdiag_ino;
        __u32   pdiag_show;
        __u32   pdiag_cookie[2];
};

#define PACKET_SHOW_INFO        0x00000001 /* Basic packet_sk information */
#define PACKET_SHOW_MCLIST      0x00000002 /* A set of packet_diag_mclist-s */
#define PACKET_SHOW_RING_CFG    0x00000004 /* Rings configuration parameters */
#define PACKET_SHOW_FANOUT      0x00000008
#define PACKET_SHOW_MEMINFO     0x00000010
#define PACKET_SHOW_FILTER      0x00000020

struct packet_diag_msg {
        __u8    pdiag_family;
        __u8    pdiag_type;
        __u16   pdiag_num;

        __u32   pdiag_ino;
        __u32   pdiag_cookie[2];
};

enum {
        /* PACKET_DIAG_NONE, standard nl API requires this attribute!  */
        PACKET_DIAG_INFO,
        PACKET_DIAG_MCLIST,
        PACKET_DIAG_RX_RING,
        PACKET_DIAG_TX_RING,
        PACKET_DIAG_FANOUT,
        PACKET_DIAG_UID,
        PACKET_DIAG_MEMINFO,
        PACKET_DIAG_FILTER,

        __PACKET_DIAG_MAX,
};

#define PACKET_DIAG_MAX (__PACKET_DIAG_MAX - 1)

struct packet_diag_info {
        __u32   pdi_index;
        __u32   pdi_version;
        __u32   pdi_reserve;
        __u32   pdi_copy_thresh;
        __u32   pdi_tstamp;
        __u32   pdi_flags;

#define PDI_RUNNING     0x1
#define PDI_AUXDATA     0x2
#define PDI_ORIGDEV     0x4
#define PDI_VNETHDR     0x8
#define PDI_LOSS        0x10
};

struct packet_diag_mclist {
        __u32   pdmc_index;
        __u32   pdmc_count;
        __u16   pdmc_type;
        __u16   pdmc_alen;
        __u8    pdmc_addr[MAX_ADDR_LEN];
};

struct packet_diag_ring {
        __u32   pdr_block_size;
        __u32   pdr_block_nr;
        __u32   pdr_frame_size;
        __u32   pdr_frame_nr;
        __u32   pdr_retire_tmo;
        __u32   pdr_sizeof_priv;
        __u32   pdr_features;
};

#endif