LXR linux/include/uapi/linux/netfilter/nfnetlink

   1#ifndef _NFNETLINK_LOG_H
   2#define _NFNETLINK_LOG_H
   3
   4/* This file describes the netlink messages (i.e. 'protocol packets'),
   5 * and not any kind of function definitions.  It is shared between kernel and
   6 * userspace.  Don't put kernel specific stuff in here */
   7
   8#include <linux/types.h>
   9#include <linux/netfilter/nfnetlink.h>
  10
  11enum nfulnl_msg_types {
  12        NFULNL_MSG_PACKET,              /* packet from kernel to userspace */
  13        NFULNL_MSG_CONFIG,              /* connect to a particular queue */
  14
  15        NFULNL_MSG_MAX
  16};
  17
  18struct nfulnl_msg_packet_hdr {
  19        __be16          hw_protocol;    /* hw protocol (network order) */
  20        __u8    hook;           /* netfilter hook */
  21        __u8    _pad;
  22};
  23
  24struct nfulnl_msg_packet_hw {
  25        __be16          hw_addrlen;
  26        __u16   _pad;
  27        __u8    hw_addr[8];
  28};
  29
  30struct nfulnl_msg_packet_timestamp {
  31        __aligned_be64  sec;
  32        __aligned_be64  usec;
  33};
  34
  35enum nfulnl_attr_type {
  36        NFULA_UNSPEC,
  37        NFULA_PACKET_HDR,
  38        NFULA_MARK,                     /* __u32 nfmark */
  39        NFULA_TIMESTAMP,                /* nfulnl_msg_packet_timestamp */
  40        NFULA_IFINDEX_INDEV,            /* __u32 ifindex */
  41        NFULA_IFINDEX_OUTDEV,           /* __u32 ifindex */
  42        NFULA_IFINDEX_PHYSINDEV,        /* __u32 ifindex */
  43        NFULA_IFINDEX_PHYSOUTDEV,       /* __u32 ifindex */
  44        NFULA_HWADDR,                   /* nfulnl_msg_packet_hw */
  45        NFULA_PAYLOAD,                  /* opaque data payload */
  46        NFULA_PREFIX,                   /* string prefix */
  47        NFULA_UID,                      /* user id of socket */
  48        NFULA_SEQ,                      /* instance-local sequence number */
  49        NFULA_SEQ_GLOBAL,               /* global sequence number */
  50        NFULA_GID,                      /* group id of socket */
  51        NFULA_HWTYPE,                   /* hardware type */
  52        NFULA_HWHEADER,                 /* hardware header */
  53        NFULA_HWLEN,                    /* hardware header length */
  54
  55        __NFULA_MAX
  56};
  57#define NFULA_MAX (__NFULA_MAX - 1)
  58
  59enum nfulnl_msg_config_cmds {
  60        NFULNL_CFG_CMD_NONE,
  61        NFULNL_CFG_CMD_BIND,
  62        NFULNL_CFG_CMD_UNBIND,
  63        NFULNL_CFG_CMD_PF_BIND,
  64        NFULNL_CFG_CMD_PF_UNBIND,
  65};
  66
  67struct nfulnl_msg_config_cmd {
  68        __u8    command;        /* nfulnl_msg_config_cmds */
  69} __attribute__ ((packed));
  70
  71struct nfulnl_msg_config_mode {
  72        __be32          copy_range;
  73        __u8    copy_mode;
  74        __u8    _pad;
  75} __attribute__ ((packed));
  76
  77enum nfulnl_attr_config {
  78        NFULA_CFG_UNSPEC,
  79        NFULA_CFG_CMD,                  /* nfulnl_msg_config_cmd */
  80        NFULA_CFG_MODE,                 /* nfulnl_msg_config_mode */
  81        NFULA_CFG_NLBUFSIZ,             /* __u32 buffer size */
  82        NFULA_CFG_TIMEOUT,              /* __u32 in 1/100 s */
  83        NFULA_CFG_QTHRESH,              /* __u32 */
  84        NFULA_CFG_FLAGS,                /* __u16 */
  85        __NFULA_CFG_MAX
  86};
  87#define NFULA_CFG_MAX (__NFULA_CFG_MAX -1)
  88
  89#define NFULNL_COPY_NONE        0x00
  90#define NFULNL_COPY_META        0x01
  91#define NFULNL_COPY_PACKET      0x02
  92/* 0xff is reserved, don't use it for new copy modes. */
  93
  94#define NFULNL_CFG_F_SEQ        0x0001
  95#define NFULNL_CFG_F_SEQ_GLOBAL 0x0002
  96
  97#endif /* _NFNETLINK_LOG_H */
  98