#ifndef __LINUX_FIB_RULES_H
  #define __LINUX_FIB_RULES_H
  
  #include <linux/types.h>
  #include <linux/rtnetlink.h>
  
  /* rule is permanent, and cannot be deleted */

  #define FIB_RULE_PERMANENT	0x00000001
  #define FIB_RULE_INVERT		0x00000002
  #define FIB_RULE_UNRESOLVED	0x00000004

  #define FIB_RULE_IIF_DETACHED	0x00000008
  #define FIB_RULE_DEV_DETACHED	FIB_RULE_IIF_DETACHED

  #define FIB_RULE_OIF_DETACHED	0x00000010

  
  /* try to find source address in routing lookups */
  #define FIB_RULE_FIND_SADDR	0x00010000

  struct fib_rule_hdr {

  	__u8		family;
  	__u8		dst_len;
  	__u8		src_len;
  	__u8		tos;
  
  	__u8		table;
  	__u8		res1;	/* reserved */
  	__u8		res2;	/* reserved */
  	__u8		action;
  
  	__u32		flags;
  };

  enum {

  	FRA_UNSPEC,
  	FRA_DST,	/* destination address */
  	FRA_SRC,	/* source address */

  	FRA_IIFNAME,	/* interface name */
  #define FRA_IFNAME	FRA_IIFNAME

  	FRA_GOTO,	/* target to jump to (FR_ACT_GOTO) */

  	FRA_UNUSED2,
  	FRA_PRIORITY,	/* priority/preference */
  	FRA_UNUSED3,
  	FRA_UNUSED4,
  	FRA_UNUSED5,

  	FRA_FWMARK,	/* mark */

  	FRA_FLOW,	/* flow/class id */

  	FRA_UNUSED6,
  	FRA_UNUSED7,
  	FRA_UNUSED8,
  	FRA_TABLE,	/* Extended table id */

  	FRA_FWMASK,	/* mask for netfilter mark */

  	FRA_OIFNAME,

  	__FRA_MAX
  };
  
  #define FRA_MAX (__FRA_MAX - 1)

  enum {

  	FR_ACT_UNSPEC,
  	FR_ACT_TO_TBL,		/* Pass to fixed table */

  	FR_ACT_GOTO,		/* Jump to another rule */

  	FR_ACT_NOP,		/* No operation */

  	FR_ACT_RES3,
  	FR_ACT_RES4,
  	FR_ACT_BLACKHOLE,	/* Drop without notification */
  	FR_ACT_UNREACHABLE,	/* Drop with ENETUNREACH */
  	FR_ACT_PROHIBIT,	/* Drop with EACCES */
  	__FR_ACT_MAX,
  };
  
  #define FR_ACT_MAX (__FR_ACT_MAX - 1)
  
  #endif