include/uapi/linux/netfilter/nfnetlink.h

   1 #ifndef _UAPI_NFNETLINK_H
   2 #define _UAPI_NFNETLINK_H
   3 #include <linux/types.h>
   4 #include <linux/netfilter/nfnetlink_compat.h>
   5
   6 enum nfnetlink_groups {
   7         NFNLGRP_NONE,
   8 #define NFNLGRP_NONE                    NFNLGRP_NONE
   9         NFNLGRP_CONNTRACK_NEW,
  10 #define NFNLGRP_CONNTRACK_NEW           NFNLGRP_CONNTRACK_NEW
  11         NFNLGRP_CONNTRACK_UPDATE,
  12 #define NFNLGRP_CONNTRACK_UPDATE        NFNLGRP_CONNTRACK_UPDATE
  13         NFNLGRP_CONNTRACK_DESTROY,
  14 #define NFNLGRP_CONNTRACK_DESTROY       NFNLGRP_CONNTRACK_DESTROY
  15         NFNLGRP_CONNTRACK_EXP_NEW,
  16 #define NFNLGRP_CONNTRACK_EXP_NEW       NFNLGRP_CONNTRACK_EXP_NEW
  17         NFNLGRP_CONNTRACK_EXP_UPDATE,
  18 #define NFNLGRP_CONNTRACK_EXP_UPDATE    NFNLGRP_CONNTRACK_EXP_UPDATE
  19         NFNLGRP_CONNTRACK_EXP_DESTROY,
  20 #define NFNLGRP_CONNTRACK_EXP_DESTROY   NFNLGRP_CONNTRACK_EXP_DESTROY
  21         NFNLGRP_NFTABLES,
  22 #define NFNLGRP_NFTABLES                NFNLGRP_NFTABLES
  23         NFNLGRP_ACCT_QUOTA,
  24 #define NFNLGRP_ACCT_QUOTA              NFNLGRP_ACCT_QUOTA
  25         NFNLGRP_NFTRACE,
  26 #define NFNLGRP_NFTRACE                 NFNLGRP_NFTRACE
  27         __NFNLGRP_MAX,
  28 };
  29 #define NFNLGRP_MAX     (__NFNLGRP_MAX - 1)
  30
  31 /* General form of address family dependent message.
  32  */
  33 struct nfgenmsg {
  34         __u8  nfgen_family;             /* AF_xxx */
  35         __u8  version;          /* nfnetlink version */
  36         __be16    res_id;               /* resource id */
  37 };
  38
  39 #define NFNETLINK_V0    0
  40
  41 /* netfilter netlink message types are split in two pieces:
  42  * 8 bit subsystem, 8bit operation.
  43  */
  44
  45 #define NFNL_SUBSYS_ID(x)       ((x & 0xff00) >> 8)
  46 #define NFNL_MSG_TYPE(x)        (x & 0x00ff)
  47
  48 /* No enum here, otherwise __stringify() trick of MODULE_ALIAS_NFNL_SUBSYS()
  49  * won't work anymore */
  50 #define NFNL_SUBSYS_NONE                0
  51 #define NFNL_SUBSYS_CTNETLINK           1
  52 #define NFNL_SUBSYS_CTNETLINK_EXP       2
  53 #define NFNL_SUBSYS_QUEUE               3
  54 #define NFNL_SUBSYS_ULOG                4
  55 #define NFNL_SUBSYS_OSF                 5
  56 #define NFNL_SUBSYS_IPSET               6
  57 #define NFNL_SUBSYS_ACCT                7
  58 #define NFNL_SUBSYS_CTNETLINK_TIMEOUT   8
  59 #define NFNL_SUBSYS_CTHELPER            9
  60 #define NFNL_SUBSYS_NFTABLES            10
  61 #define NFNL_SUBSYS_NFT_COMPAT          11
  62 #define NFNL_SUBSYS_COUNT               12
  63
  64 /* Reserved control nfnetlink messages */
  65 #define NFNL_MSG_BATCH_BEGIN            NLMSG_MIN_TYPE
  66 #define NFNL_MSG_BATCH_END              NLMSG_MIN_TYPE+1
  67
  68 /**
  69  * enum nfnl_batch_attributes - nfnetlink batch netlink attributes
  70  *
  71  * @NFNL_BATCH_GENID: generation ID for this changeset (NLA_U32)
  72  */
  73 enum nfnl_batch_attributes {
  74         NFNL_BATCH_UNSPEC,
  75         NFNL_BATCH_GENID,
  76         __NFNL_BATCH_MAX
  77 };
  78 #define NFNL_BATCH_MAX                  (__NFNL_BATCH_MAX - 1)
  79
  80 #endif /* _UAPI_NFNETLINK_H */