include/linux/fib_rules.h

   1 #ifndef __LINUX_FIB_RULES_H
   2 #define __LINUX_FIB_RULES_H
   3
   4 #include <linux/types.h>
   5 #include <linux/rtnetlink.h>
   6
   7 /* rule is permanent, and cannot be deleted */
   8 #define FIB_RULE_PERMANENT      1
   9 #define FIB_RULE_INVERT         2
  10 #define FIB_RULE_UNRESOLVED     4
  11
  12 struct fib_rule_hdr
  13 {
  14         __u8            family;
  15         __u8            dst_len;
  16         __u8            src_len;
  17         __u8            tos;
  18
  19         __u8            table;
  20         __u8            res1;   /* reserved */
  21         __u8            res2;   /* reserved */
  22         __u8            action;
  23
  24         __u32           flags;
  25 };
  26
  27 enum
  28 {
  29         FRA_UNSPEC,
  30         FRA_DST,        /* destination address */
  31         FRA_SRC,        /* source address */
  32         FRA_IFNAME,     /* interface name */
  33         FRA_GOTO,       /* target to jump to (FR_ACT_GOTO) */
  34         FRA_UNUSED2,
  35         FRA_PRIORITY,   /* priority/preference */
  36         FRA_UNUSED3,
  37         FRA_UNUSED4,
  38         FRA_UNUSED5,
  39         FRA_FWMARK,     /* mark */
  40         FRA_FLOW,       /* flow/class id */
  41         FRA_UNUSED6,
  42         FRA_UNUSED7,
  43         FRA_UNUSED8,
  44         FRA_TABLE,      /* Extended table id */
  45         FRA_FWMASK,     /* mask for netfilter mark */
  46         __FRA_MAX
  47 };
  48
  49 #define FRA_MAX (__FRA_MAX - 1)
  50
  51 enum
  52 {
  53         FR_ACT_UNSPEC,
  54         FR_ACT_TO_TBL,          /* Pass to fixed table */
  55         FR_ACT_GOTO,            /* Jump to another rule */
  56         FR_ACT_RES2,
  57         FR_ACT_RES3,
  58         FR_ACT_RES4,
  59         FR_ACT_BLACKHOLE,       /* Drop without notification */
  60         FR_ACT_UNREACHABLE,     /* Drop with ENETUNREACH */
  61         FR_ACT_PROHIBIT,        /* Drop with EACCES */
  62         __FR_ACT_MAX,
  63 };
  64
  65 #define FR_ACT_MAX (__FR_ACT_MAX - 1)
  66
  67 #endif