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      0x00000001
   9 #define FIB_RULE_INVERT         0x00000002
  10 #define FIB_RULE_UNRESOLVED     0x00000004
  11 #define FIB_RULE_DEV_DETACHED   0x00000008
  12
  13 /* try to find source address in routing lookups */
  14 #define FIB_RULE_FIND_SADDR     0x00010000
  15
  16 struct fib_rule_hdr {
  17         __u8            family;
  18         __u8            dst_len;
  19         __u8            src_len;
  20         __u8            tos;
  21
  22         __u8            table;
  23         __u8            res1;   /* reserved */
  24         __u8            res2;   /* reserved */
  25         __u8            action;
  26
  27         __u32           flags;
  28 };
  29
  30 enum {
  31         FRA_UNSPEC,
  32         FRA_DST,        /* destination address */
  33         FRA_SRC,        /* source address */
  34         FRA_IFNAME,     /* interface name */
  35         FRA_GOTO,       /* target to jump to (FR_ACT_GOTO) */
  36         FRA_UNUSED2,
  37         FRA_PRIORITY,   /* priority/preference */
  38         FRA_UNUSED3,
  39         FRA_UNUSED4,
  40         FRA_UNUSED5,
  41         FRA_FWMARK,     /* mark */
  42         FRA_FLOW,       /* flow/class id */
  43         FRA_UNUSED6,
  44         FRA_UNUSED7,
  45         FRA_UNUSED8,
  46         FRA_TABLE,      /* Extended table id */
  47         FRA_FWMASK,     /* mask for netfilter mark */
  48         __FRA_MAX
  49 };
  50
  51 #define FRA_MAX (__FRA_MAX - 1)
  52
  53 enum {
  54         FR_ACT_UNSPEC,
  55         FR_ACT_TO_TBL,          /* Pass to fixed table */
  56         FR_ACT_GOTO,            /* Jump to another rule */
  57         FR_ACT_NOP,             /* No operation */
  58         FR_ACT_RES3,
  59         FR_ACT_RES4,
  60         FR_ACT_BLACKHOLE,       /* Drop without notification */
  61         FR_ACT_UNREACHABLE,     /* Drop with ENETUNREACH */
  62         FR_ACT_PROHIBIT,        /* Drop with EACCES */
  63         __FR_ACT_MAX,
  64 };
  65
  66 #define FR_ACT_MAX (__FR_ACT_MAX - 1)
  67
  68 #endif