LXR iproute2/include/uapi/linux/fib

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef __LINUX_FIB_RULES_H
   3#define __LINUX_FIB_RULES_H
   4
   5#include <linux/types.h>
   6#include <linux/rtnetlink.h>
   7
   8/* rule is permanent, and cannot be deleted */
   9#define FIB_RULE_PERMANENT      0x00000001
  10#define FIB_RULE_INVERT         0x00000002
  11#define FIB_RULE_UNRESOLVED     0x00000004
  12#define FIB_RULE_IIF_DETACHED   0x00000008
  13#define FIB_RULE_DEV_DETACHED   FIB_RULE_IIF_DETACHED
  14#define FIB_RULE_OIF_DETACHED   0x00000010
  15
  16/* try to find source address in routing lookups */
  17#define FIB_RULE_FIND_SADDR     0x00010000
  18
  19struct fib_rule_hdr {
  20        __u8            family;
  21        __u8            dst_len;
  22        __u8            src_len;
  23        __u8            tos;
  24
  25        __u8            table;
  26        __u8            res1;   /* reserved */
  27        __u8            res2;   /* reserved */
  28        __u8            action;
  29
  30        __u32           flags;
  31};
  32
  33struct fib_rule_uid_range {
  34        __u32           start;
  35        __u32           end;
  36};
  37
  38struct fib_rule_port_range {
  39        __u16           start;
  40        __u16           end;
  41};
  42
  43enum {
  44        FRA_UNSPEC,
  45        FRA_DST,        /* destination address */
  46        FRA_SRC,        /* source address */
  47        FRA_IIFNAME,    /* interface name */
  48#define FRA_IFNAME      FRA_IIFNAME
  49        FRA_GOTO,       /* target to jump to (FR_ACT_GOTO) */
  50        FRA_UNUSED2,
  51        FRA_PRIORITY,   /* priority/preference */
  52        FRA_UNUSED3,
  53        FRA_UNUSED4,
  54        FRA_UNUSED5,
  55        FRA_FWMARK,     /* mark */
  56        FRA_FLOW,       /* flow/class id */
  57        FRA_TUN_ID,
  58        FRA_SUPPRESS_IFGROUP,
  59        FRA_SUPPRESS_PREFIXLEN,
  60        FRA_TABLE,      /* Extended table id */
  61        FRA_FWMASK,     /* mask for netfilter mark */
  62        FRA_OIFNAME,
  63        FRA_PAD,
  64        FRA_L3MDEV,     /* iif or oif is l3mdev goto its table */
  65        FRA_UID_RANGE,  /* UID range */
  66        FRA_PROTOCOL,   /* Originator of the rule */
  67        FRA_IP_PROTO,   /* ip proto */
  68        FRA_SPORT_RANGE, /* sport */
  69        FRA_DPORT_RANGE, /* dport */
  70        __FRA_MAX
  71};
  72
  73#define FRA_MAX (__FRA_MAX - 1)
  74
  75enum {
  76        FR_ACT_UNSPEC,
  77        FR_ACT_TO_TBL,          /* Pass to fixed table */
  78        FR_ACT_GOTO,            /* Jump to another rule */
  79        FR_ACT_NOP,             /* No operation */
  80        FR_ACT_RES3,
  81        FR_ACT_RES4,
  82        FR_ACT_BLACKHOLE,       /* Drop without notification */
  83        FR_ACT_UNREACHABLE,     /* Drop with ENETUNREACH */
  84        FR_ACT_PROHIBIT,        /* Drop with EACCES */
  85        __FR_ACT_MAX,
  86};
  87
  88#define FR_ACT_MAX (__FR_ACT_MAX - 1)
  89
  90#endif
  91