[mirror_iproute2.git] / include / linux / rtnetlink.h

#ifndef __LINUX_RTNETLINK_H
#define __LINUX_RTNETLINK_H

#include <linux/types.h>
#include <linux/netlink.h>
#include <linux/if_link.h>
#include <linux/if_addr.h>
#include <linux/neighbour.h>

/* rtnetlink families. Values up to 127 are reserved for real address
 * families, values above 128 may be used arbitrarily.
 */
#define RTNL_FAMILY_IPMR		128
#define RTNL_FAMILY_IP6MR		129
#define RTNL_FAMILY_MAX			129

/****
 *		Routing/neighbour discovery messages.
 ****/

/* Types of messages */

enum {
	RTM_BASE	= 16,
#define RTM_BASE	RTM_BASE

	RTM_NEWLINK	= 16,
#define RTM_NEWLINK	RTM_NEWLINK
	RTM_DELLINK,
#define RTM_DELLINK	RTM_DELLINK
	RTM_GETLINK,
#define RTM_GETLINK	RTM_GETLINK
	RTM_SETLINK,
#define RTM_SETLINK	RTM_SETLINK

	RTM_NEWADDR	= 20,
#define RTM_NEWADDR	RTM_NEWADDR
	RTM_DELADDR,
#define RTM_DELADDR	RTM_DELADDR
	RTM_GETADDR,
#define RTM_GETADDR	RTM_GETADDR

	RTM_NEWROUTE	= 24,
#define RTM_NEWROUTE	RTM_NEWROUTE
	RTM_DELROUTE,
#define RTM_DELROUTE	RTM_DELROUTE
	RTM_GETROUTE,
#define RTM_GETROUTE	RTM_GETROUTE

	RTM_NEWNEIGH	= 28,
#define RTM_NEWNEIGH	RTM_NEWNEIGH
	RTM_DELNEIGH,
#define RTM_DELNEIGH	RTM_DELNEIGH
	RTM_GETNEIGH,
#define RTM_GETNEIGH	RTM_GETNEIGH

	RTM_NEWRULE	= 32,
#define RTM_NEWRULE	RTM_NEWRULE
	RTM_DELRULE,
#define RTM_DELRULE	RTM_DELRULE
	RTM_GETRULE,
#define RTM_GETRULE	RTM_GETRULE

	RTM_NEWQDISC	= 36,
#define RTM_NEWQDISC	RTM_NEWQDISC
	RTM_DELQDISC,
#define RTM_DELQDISC	RTM_DELQDISC
	RTM_GETQDISC,
#define RTM_GETQDISC	RTM_GETQDISC

	RTM_NEWTCLASS	= 40,
#define RTM_NEWTCLASS	RTM_NEWTCLASS
	RTM_DELTCLASS,
#define RTM_DELTCLASS	RTM_DELTCLASS
	RTM_GETTCLASS,
#define RTM_GETTCLASS	RTM_GETTCLASS

	RTM_NEWTFILTER	= 44,
#define RTM_NEWTFILTER	RTM_NEWTFILTER
	RTM_DELTFILTER,
#define RTM_DELTFILTER	RTM_DELTFILTER
	RTM_GETTFILTER,
#define RTM_GETTFILTER	RTM_GETTFILTER

	RTM_NEWACTION	= 48,
#define RTM_NEWACTION   RTM_NEWACTION
	RTM_DELACTION,
#define RTM_DELACTION   RTM_DELACTION
	RTM_GETACTION,
#define RTM_GETACTION   RTM_GETACTION

	RTM_NEWPREFIX	= 52,
#define RTM_NEWPREFIX	RTM_NEWPREFIX

	RTM_GETMULTICAST = 58,
#define RTM_GETMULTICAST RTM_GETMULTICAST

	RTM_GETANYCAST	= 62,
#define RTM_GETANYCAST	RTM_GETANYCAST

	RTM_NEWNEIGHTBL	= 64,
#define RTM_NEWNEIGHTBL	RTM_NEWNEIGHTBL
	RTM_GETNEIGHTBL	= 66,
#define RTM_GETNEIGHTBL	RTM_GETNEIGHTBL
	RTM_SETNEIGHTBL,
#define RTM_SETNEIGHTBL	RTM_SETNEIGHTBL

	RTM_NEWNDUSEROPT = 68,
#define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT

	RTM_NEWADDRLABEL = 72,
#define RTM_NEWADDRLABEL RTM_NEWADDRLABEL
	RTM_DELADDRLABEL,
#define RTM_DELADDRLABEL RTM_DELADDRLABEL
	RTM_GETADDRLABEL,
#define RTM_GETADDRLABEL RTM_GETADDRLABEL

	RTM_GETDCB = 78,
#define RTM_GETDCB RTM_GETDCB
	RTM_SETDCB,
#define RTM_SETDCB RTM_SETDCB

	RTM_NEWNETCONF = 80,
#define RTM_NEWNETCONF RTM_NEWNETCONF
	RTM_DELNETCONF,
#define RTM_DELNETCONF RTM_DELNETCONF
	RTM_GETNETCONF = 82,
#define RTM_GETNETCONF RTM_GETNETCONF

	RTM_NEWMDB = 84,
#define RTM_NEWMDB RTM_NEWMDB
	RTM_DELMDB = 85,
#define RTM_DELMDB RTM_DELMDB
	RTM_GETMDB = 86,
#define RTM_GETMDB RTM_GETMDB

	RTM_NEWNSID = 88,
#define RTM_NEWNSID RTM_NEWNSID
	RTM_DELNSID = 89,
#define RTM_DELNSID RTM_DELNSID
	RTM_GETNSID = 90,
#define RTM_GETNSID RTM_GETNSID

	RTM_NEWSTATS = 92,
#define RTM_NEWSTATS RTM_NEWSTATS
	RTM_GETSTATS = 94,
#define RTM_GETSTATS RTM_GETSTATS

	__RTM_MAX,
#define RTM_MAX		(((__RTM_MAX + 3) & ~3) - 1)
};

#define RTM_NR_MSGTYPES	(RTM_MAX + 1 - RTM_BASE)
#define RTM_NR_FAMILIES	(RTM_NR_MSGTYPES >> 2)
#define RTM_FAM(cmd)	(((cmd) - RTM_BASE) >> 2)

/* 
   Generic structure for encapsulation of optional route information.
   It is reminiscent of sockaddr, but with sa_family replaced
   with attribute type.
 */

struct rtattr {
	unsigned short	rta_len;
	unsigned short	rta_type;
};

/* Macros to handle rtattributes */

#define RTA_ALIGNTO	4U
#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
			 (rta)->rta_len >= sizeof(struct rtattr) && \
			 (rta)->rta_len <= (len))
#define RTA_NEXT(rta,attrlen)	((attrlen) -= RTA_ALIGN((rta)->rta_len), \
				 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len)))
#define RTA_LENGTH(len)	(RTA_ALIGN(sizeof(struct rtattr)) + (len))
#define RTA_SPACE(len)	RTA_ALIGN(RTA_LENGTH(len))
#define RTA_DATA(rta)   ((void*)(((char*)(rta)) + RTA_LENGTH(0)))
#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))


/******************************************************************************
 *		Definitions used in routing table administration.
 ****/

struct rtmsg {
	unsigned char		rtm_family;
	unsigned char		rtm_dst_len;
	unsigned char		rtm_src_len;
	unsigned char		rtm_tos;

	unsigned char		rtm_table;	/* Routing table id */
	unsigned char		rtm_protocol;	/* Routing protocol; see below	*/
	unsigned char		rtm_scope;	/* See below */	
	unsigned char		rtm_type;	/* See below	*/

	unsigned		rtm_flags;
};

/* rtm_type */

enum {
	RTN_UNSPEC,
	RTN_UNICAST,		/* Gateway or direct route	*/
	RTN_LOCAL,		/* Accept locally		*/
	RTN_BROADCAST,		/* Accept locally as broadcast,
				   send as broadcast */
	RTN_ANYCAST,		/* Accept locally as broadcast,
				   but send as unicast */
	RTN_MULTICAST,		/* Multicast route		*/
	RTN_BLACKHOLE,		/* Drop				*/
	RTN_UNREACHABLE,	/* Destination is unreachable   */
	RTN_PROHIBIT,		/* Administratively prohibited	*/
	RTN_THROW,		/* Not in this table		*/
	RTN_NAT,		/* Translate this address	*/
	RTN_XRESOLVE,		/* Use external resolver	*/
	__RTN_MAX
};

#define RTN_MAX (__RTN_MAX - 1)


/* rtm_protocol */

#define RTPROT_UNSPEC	0
#define RTPROT_REDIRECT	1	/* Route installed by ICMP redirects;
				   not used by current IPv4 */
#define RTPROT_KERNEL	2	/* Route installed by kernel		*/
#define RTPROT_BOOT	3	/* Route installed during boot		*/
#define RTPROT_STATIC	4	/* Route installed by administrator	*/

/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
   they are just passed from user and back as is.
   It will be used by hypothetical multiple routing daemons.
   Note that protocol values should be standardized in order to
   avoid conflicts.
 */

#define RTPROT_GATED	8	/* Apparently, GateD */
#define RTPROT_RA	9	/* RDISC/ND router advertisements */
#define RTPROT_MRT	10	/* Merit MRT */
#define RTPROT_ZEBRA	11	/* Zebra */
#define RTPROT_BIRD	12	/* BIRD */
#define RTPROT_DNROUTED	13	/* DECnet routing daemon */
#define RTPROT_XORP	14	/* XORP */
#define RTPROT_NTK	15	/* Netsukuku */
#define RTPROT_DHCP	16      /* DHCP client */
#define RTPROT_MROUTED	17      /* Multicast daemon */
#define RTPROT_BABEL	42      /* Babel daemon */

/* rtm_scope

   Really it is not scope, but sort of distance to the destination.
   NOWHERE are reserved for not existing destinations, HOST is our
   local addresses, LINK are destinations, located on directly attached
   link and UNIVERSE is everywhere in the Universe.

   Intermediate values are also possible f.e. interior routes
   could be assigned a value between UNIVERSE and LINK.
*/

enum rt_scope_t {
	RT_SCOPE_UNIVERSE=0,
/* User defined values  */
	RT_SCOPE_SITE=200,
	RT_SCOPE_LINK=253,
	RT_SCOPE_HOST=254,
	RT_SCOPE_NOWHERE=255
};

/* rtm_flags */

#define RTM_F_NOTIFY		0x100	/* Notify user of route change	*/
#define RTM_F_CLONED		0x200	/* This route is cloned		*/
#define RTM_F_EQUALIZE		0x400	/* Multipath equalizer: NI	*/
#define RTM_F_PREFIX		0x800	/* Prefix addresses		*/
#define RTM_F_LOOKUP_TABLE	0x1000	/* set rtm_table to FIB lookup result */

/* Reserved table identifiers */

enum rt_class_t {
	RT_TABLE_UNSPEC=0,
/* User defined values */
	RT_TABLE_COMPAT=252,
	RT_TABLE_DEFAULT=253,
	RT_TABLE_MAIN=254,
	RT_TABLE_LOCAL=255,
	RT_TABLE_MAX=0xFFFFFFFF
};


/* Routing message attributes */

enum rtattr_type_t {
	RTA_UNSPEC,
	RTA_DST,
	RTA_SRC,
	RTA_IIF,
	RTA_OIF,
	RTA_GATEWAY,
	RTA_PRIORITY,
	RTA_PREFSRC,
	RTA_METRICS,
	RTA_MULTIPATH,
	RTA_PROTOINFO, /* no longer used */
	RTA_FLOW,
	RTA_CACHEINFO,
	RTA_SESSION, /* no longer used */
	RTA_MP_ALGO, /* no longer used */
	RTA_TABLE,
	RTA_MARK,
	RTA_MFC_STATS,
	RTA_VIA,
	RTA_NEWDST,
	RTA_PREF,
	RTA_ENCAP_TYPE,
	RTA_ENCAP,
	RTA_EXPIRES,
	RTA_PAD,
	RTA_UID,
	RTA_TTL_PROPAGATE,
	__RTA_MAX
};

#define RTA_MAX (__RTA_MAX - 1)

#define RTM_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))

/* RTM_MULTIPATH --- array of struct rtnexthop.
 *
 * "struct rtnexthop" describes all necessary nexthop information,
 * i.e. parameters of path to a destination via this nexthop.
 *
 * At the moment it is impossible to set different prefsrc, mtu, window
 * and rtt for different paths from multipath.
 */

struct rtnexthop {
	unsigned short		rtnh_len;
	unsigned char		rtnh_flags;
	unsigned char		rtnh_hops;
	int			rtnh_ifindex;
};

/* rtnh_flags */

#define RTNH_F_DEAD		1	/* Nexthop is dead (used by multipath)	*/
#define RTNH_F_PERVASIVE	2	/* Do recursive gateway lookup	*/
#define RTNH_F_ONLINK		4	/* Gateway is forced on link	*/
#define RTNH_F_OFFLOAD		8	/* offloaded route */
#define RTNH_F_LINKDOWN		16	/* carrier-down on nexthop */
#define RTNH_F_UNRESOLVED	32	/* The entry is unresolved (ipmr) */

#define RTNH_COMPARE_MASK	(RTNH_F_DEAD | RTNH_F_LINKDOWN | RTNH_F_OFFLOAD)

/* Macros to handle hexthops */

#define RTNH_ALIGNTO	4
#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
			   ((int)(rtnh)->rtnh_len) <= (len))
#define RTNH_NEXT(rtnh)	((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
#define RTNH_SPACE(len)	RTNH_ALIGN(RTNH_LENGTH(len))
#define RTNH_DATA(rtnh)   ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0)))

/* RTA_VIA */
struct rtvia {
	__kernel_sa_family_t	rtvia_family;
	__u8			rtvia_addr[0];
};

/* RTM_CACHEINFO */

struct rta_cacheinfo {
	__u32	rta_clntref;
	__u32	rta_lastuse;
	__s32	rta_expires;
	__u32	rta_error;
	__u32	rta_used;

#define RTNETLINK_HAVE_PEERINFO 1
	__u32	rta_id;
	__u32	rta_ts;
	__u32	rta_tsage;
};

/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */

enum {
	RTAX_UNSPEC,
#define RTAX_UNSPEC RTAX_UNSPEC
	RTAX_LOCK,
#define RTAX_LOCK RTAX_LOCK
	RTAX_MTU,
#define RTAX_MTU RTAX_MTU
	RTAX_WINDOW,
#define RTAX_WINDOW RTAX_WINDOW
	RTAX_RTT,
#define RTAX_RTT RTAX_RTT
	RTAX_RTTVAR,
#define RTAX_RTTVAR RTAX_RTTVAR
	RTAX_SSTHRESH,
#define RTAX_SSTHRESH RTAX_SSTHRESH
	RTAX_CWND,
#define RTAX_CWND RTAX_CWND
	RTAX_ADVMSS,
#define RTAX_ADVMSS RTAX_ADVMSS
	RTAX_REORDERING,
#define RTAX_REORDERING RTAX_REORDERING
	RTAX_HOPLIMIT,
#define RTAX_HOPLIMIT RTAX_HOPLIMIT
	RTAX_INITCWND,
#define RTAX_INITCWND RTAX_INITCWND
	RTAX_FEATURES,
#define RTAX_FEATURES RTAX_FEATURES
	RTAX_RTO_MIN,
#define RTAX_RTO_MIN RTAX_RTO_MIN
	RTAX_INITRWND,
#define RTAX_INITRWND RTAX_INITRWND
	RTAX_QUICKACK,
#define RTAX_QUICKACK RTAX_QUICKACK
	RTAX_CC_ALGO,
#define RTAX_CC_ALGO RTAX_CC_ALGO
	__RTAX_MAX
};

#define RTAX_MAX (__RTAX_MAX - 1)

#define RTAX_FEATURE_ECN	(1 << 0)
#define RTAX_FEATURE_SACK	(1 << 1)
#define RTAX_FEATURE_TIMESTAMP	(1 << 2)
#define RTAX_FEATURE_ALLFRAG	(1 << 3)

#define RTAX_FEATURE_MASK	(RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \
				 RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG)

struct rta_session {
	__u8	proto;
	__u8	pad1;
	__u16	pad2;

	union {
		struct {
			__u16	sport;
			__u16	dport;
		} ports;

		struct {
			__u8	type;
			__u8	code;
			__u16	ident;
		} icmpt;

		__u32		spi;
	} u;
};

struct rta_mfc_stats {
	__u64	mfcs_packets;
	__u64	mfcs_bytes;
	__u64	mfcs_wrong_if;
};

/****
 *		General form of address family dependent message.
 ****/

struct rtgenmsg {
	unsigned char		rtgen_family;
};

/*****************************************************************
 *		Link layer specific messages.
 ****/

/* struct ifinfomsg
 * passes link level specific information, not dependent
 * on network protocol.
 */

struct ifinfomsg {
	unsigned char	ifi_family;
	unsigned char	__ifi_pad;
	unsigned short	ifi_type;		/* ARPHRD_* */
	int		ifi_index;		/* Link index	*/
	unsigned	ifi_flags;		/* IFF_* flags	*/
	unsigned	ifi_change;		/* IFF_* change mask */
};

/********************************************************************
 *		prefix information 
 ****/

struct prefixmsg {
	unsigned char	prefix_family;
	unsigned char	prefix_pad1;
	unsigned short	prefix_pad2;
	int		prefix_ifindex;
	unsigned char	prefix_type;
	unsigned char	prefix_len;
	unsigned char	prefix_flags;
	unsigned char	prefix_pad3;
};

enum 
{
	PREFIX_UNSPEC,
	PREFIX_ADDRESS,
	PREFIX_CACHEINFO,
	__PREFIX_MAX
};

#define PREFIX_MAX	(__PREFIX_MAX - 1)

struct prefix_cacheinfo {
	__u32	preferred_time;
	__u32	valid_time;
};


/*****************************************************************
 *		Traffic control messages.
 ****/

struct tcmsg {
	unsigned char	tcm_family;
	unsigned char	tcm__pad1;
	unsigned short	tcm__pad2;
	int		tcm_ifindex;
	__u32		tcm_handle;
	__u32		tcm_parent;
	__u32		tcm_info;
};

enum {
	TCA_UNSPEC,
	TCA_KIND,
	TCA_OPTIONS,
	TCA_STATS,
	TCA_XSTATS,
	TCA_RATE,
	TCA_FCNT,
	TCA_STATS2,
	TCA_STAB,
	TCA_PAD,
	TCA_DUMP_INVISIBLE,
	TCA_CHAIN,
	__TCA_MAX
};

#define TCA_MAX (__TCA_MAX - 1)

#define TCA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))

/********************************************************************
 *		Neighbor Discovery userland options
 ****/

struct nduseroptmsg {
	unsigned char	nduseropt_family;
	unsigned char	nduseropt_pad1;
	unsigned short	nduseropt_opts_len;	/* Total length of options */
	int		nduseropt_ifindex;
	__u8		nduseropt_icmp_type;
	__u8		nduseropt_icmp_code;
	unsigned short	nduseropt_pad2;
	unsigned int	nduseropt_pad3;
	/* Followed by one or more ND options */
};

enum {
	NDUSEROPT_UNSPEC,
	NDUSEROPT_SRCADDR,
	__NDUSEROPT_MAX
};

#define NDUSEROPT_MAX	(__NDUSEROPT_MAX - 1)

/* RTnetlink multicast groups - backwards compatibility for userspace */
#define RTMGRP_LINK		1
#define RTMGRP_NOTIFY		2
#define RTMGRP_NEIGH		4
#define RTMGRP_TC		8

#define RTMGRP_IPV4_IFADDR	0x10
#define RTMGRP_IPV4_MROUTE	0x20
#define RTMGRP_IPV4_ROUTE	0x40
#define RTMGRP_IPV4_RULE	0x80

#define RTMGRP_IPV6_IFADDR	0x100
#define RTMGRP_IPV6_MROUTE	0x200
#define RTMGRP_IPV6_ROUTE	0x400
#define RTMGRP_IPV6_IFINFO	0x800

#define RTMGRP_DECnet_IFADDR    0x1000
#define RTMGRP_DECnet_ROUTE     0x4000

#define RTMGRP_IPV6_PREFIX	0x20000

/* RTnetlink multicast groups */
enum rtnetlink_groups {
	RTNLGRP_NONE,
#define RTNLGRP_NONE		RTNLGRP_NONE
	RTNLGRP_LINK,
#define RTNLGRP_LINK		RTNLGRP_LINK
	RTNLGRP_NOTIFY,
#define RTNLGRP_NOTIFY		RTNLGRP_NOTIFY
	RTNLGRP_NEIGH,
#define RTNLGRP_NEIGH		RTNLGRP_NEIGH
	RTNLGRP_TC,
#define RTNLGRP_TC		RTNLGRP_TC
	RTNLGRP_IPV4_IFADDR,
#define RTNLGRP_IPV4_IFADDR	RTNLGRP_IPV4_IFADDR
	RTNLGRP_IPV4_MROUTE,
#define	RTNLGRP_IPV4_MROUTE	RTNLGRP_IPV4_MROUTE
	RTNLGRP_IPV4_ROUTE,
#define RTNLGRP_IPV4_ROUTE	RTNLGRP_IPV4_ROUTE
	RTNLGRP_IPV4_RULE,
#define RTNLGRP_IPV4_RULE	RTNLGRP_IPV4_RULE
	RTNLGRP_IPV6_IFADDR,
#define RTNLGRP_IPV6_IFADDR	RTNLGRP_IPV6_IFADDR
	RTNLGRP_IPV6_MROUTE,
#define RTNLGRP_IPV6_MROUTE	RTNLGRP_IPV6_MROUTE
	RTNLGRP_IPV6_ROUTE,
#define RTNLGRP_IPV6_ROUTE	RTNLGRP_IPV6_ROUTE
	RTNLGRP_IPV6_IFINFO,
#define RTNLGRP_IPV6_IFINFO	RTNLGRP_IPV6_IFINFO
	RTNLGRP_DECnet_IFADDR,
#define RTNLGRP_DECnet_IFADDR	RTNLGRP_DECnet_IFADDR
	RTNLGRP_NOP2,
	RTNLGRP_DECnet_ROUTE,
#define RTNLGRP_DECnet_ROUTE	RTNLGRP_DECnet_ROUTE
	RTNLGRP_DECnet_RULE,
#define RTNLGRP_DECnet_RULE	RTNLGRP_DECnet_RULE
	RTNLGRP_NOP4,
	RTNLGRP_IPV6_PREFIX,
#define RTNLGRP_IPV6_PREFIX	RTNLGRP_IPV6_PREFIX
	RTNLGRP_IPV6_RULE,
#define RTNLGRP_IPV6_RULE	RTNLGRP_IPV6_RULE
	RTNLGRP_ND_USEROPT,
#define RTNLGRP_ND_USEROPT	RTNLGRP_ND_USEROPT
	RTNLGRP_PHONET_IFADDR,
#define RTNLGRP_PHONET_IFADDR	RTNLGRP_PHONET_IFADDR
	RTNLGRP_PHONET_ROUTE,
#define RTNLGRP_PHONET_ROUTE	RTNLGRP_PHONET_ROUTE
	RTNLGRP_DCB,
#define RTNLGRP_DCB		RTNLGRP_DCB
	RTNLGRP_IPV4_NETCONF,
#define RTNLGRP_IPV4_NETCONF	RTNLGRP_IPV4_NETCONF
	RTNLGRP_IPV6_NETCONF,
#define RTNLGRP_IPV6_NETCONF	RTNLGRP_IPV6_NETCONF
	RTNLGRP_MDB,
#define RTNLGRP_MDB		RTNLGRP_MDB
	RTNLGRP_MPLS_ROUTE,
#define RTNLGRP_MPLS_ROUTE	RTNLGRP_MPLS_ROUTE
	RTNLGRP_NSID,
#define RTNLGRP_NSID		RTNLGRP_NSID
	RTNLGRP_MPLS_NETCONF,
#define RTNLGRP_MPLS_NETCONF	RTNLGRP_MPLS_NETCONF
	__RTNLGRP_MAX
};
#define RTNLGRP_MAX	(__RTNLGRP_MAX - 1)

/* TC action piece */
struct tcamsg {
	unsigned char	tca_family;
	unsigned char	tca__pad1;
	unsigned short	tca__pad2;
};
#define TA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
#define TCA_ACT_TAB 1 /* attr type must be >=1 */	
#define TCAA_MAX 1

/* New extended info filters for IFLA_EXT_MASK */
#define RTEXT_FILTER_VF		(1 << 0)
#define RTEXT_FILTER_BRVLAN	(1 << 1)
#define RTEXT_FILTER_BRVLAN_COMPRESSED	(1 << 2)
#define	RTEXT_FILTER_SKIP_STATS	(1 << 3)

/* End of information exported to user level */


#endif /* __LINUX_RTNETLINK_H */
Commit	Line	Data
910773dc SH	1	#ifndef __LINUX_RTNETLINK_H
910773dc SH	2	#define __LINUX_RTNETLINK_H
0633baa1	3
67881151	4	#include <linux/types.h>
0633baa1	5	#include <linux/netlink.h>
ead2ba70	6	#include <linux/if_link.h>
5a8ba228 SH	7	#include <linux/if_addr.h>
5a8ba228 SH	8	#include <linux/neighbour.h>
0633baa1	9
b4397f58 SH	10	/* rtnetlink families. Values up to 127 are reserved for real address
	11	* families, values above 128 may be used arbitrarily.
	12	*/
	13	#define RTNL_FAMILY_IPMR 128
	14	#define RTNL_FAMILY_IP6MR 129
	15	#define RTNL_FAMILY_MAX 129
	16
0633baa1 SH	17	/****
	18	* Routing/neighbour discovery messages.
	19	****/
	20
	21	/* Types of messages */
	22
091ed219 SH	23	enum {
	24	RTM_BASE = 16,
	25	#define RTM_BASE RTM_BASE
	26
	27	RTM_NEWLINK = 16,
	28	#define RTM_NEWLINK RTM_NEWLINK
	29	RTM_DELLINK,
	30	#define RTM_DELLINK RTM_DELLINK
	31	RTM_GETLINK,
	32	#define RTM_GETLINK RTM_GETLINK
	33	RTM_SETLINK,
	34	#define RTM_SETLINK RTM_SETLINK
	35
	36	RTM_NEWADDR = 20,
	37	#define RTM_NEWADDR RTM_NEWADDR
	38	RTM_DELADDR,
	39	#define RTM_DELADDR RTM_DELADDR
	40	RTM_GETADDR,
	41	#define RTM_GETADDR RTM_GETADDR
	42
	43	RTM_NEWROUTE = 24,
	44	#define RTM_NEWROUTE RTM_NEWROUTE
	45	RTM_DELROUTE,
	46	#define RTM_DELROUTE RTM_DELROUTE
	47	RTM_GETROUTE,
	48	#define RTM_GETROUTE RTM_GETROUTE
	49
	50	RTM_NEWNEIGH = 28,
	51	#define RTM_NEWNEIGH RTM_NEWNEIGH
	52	RTM_DELNEIGH,
	53	#define RTM_DELNEIGH RTM_DELNEIGH
	54	RTM_GETNEIGH,
	55	#define RTM_GETNEIGH RTM_GETNEIGH
	56
	57	RTM_NEWRULE = 32,
	58	#define RTM_NEWRULE RTM_NEWRULE
	59	RTM_DELRULE,
	60	#define RTM_DELRULE RTM_DELRULE
	61	RTM_GETRULE,
	62	#define RTM_GETRULE RTM_GETRULE
	63
	64	RTM_NEWQDISC = 36,
	65	#define RTM_NEWQDISC RTM_NEWQDISC
	66	RTM_DELQDISC,
	67	#define RTM_DELQDISC RTM_DELQDISC
	68	RTM_GETQDISC,
	69	#define RTM_GETQDISC RTM_GETQDISC
	70
	71	RTM_NEWTCLASS = 40,
	72	#define RTM_NEWTCLASS RTM_NEWTCLASS
	73	RTM_DELTCLASS,
	74	#define RTM_DELTCLASS RTM_DELTCLASS
	75	RTM_GETTCLASS,
	76	#define RTM_GETTCLASS RTM_GETTCLASS
	77
	78	RTM_NEWTFILTER = 44,
	79	#define RTM_NEWTFILTER RTM_NEWTFILTER
	80	RTM_DELTFILTER,
	81	#define RTM_DELTFILTER RTM_DELTFILTER
	82	RTM_GETTFILTER,
	83	#define RTM_GETTFILTER RTM_GETTFILTER
	84
	85	RTM_NEWACTION = 48,
	86	#define RTM_NEWACTION RTM_NEWACTION
87	RTM_DELACTION,
88	#define RTM_DELACTION RTM_DELACTION
89	RTM_GETACTION,
90	#define RTM_GETACTION RTM_GETACTION
91
92	RTM_NEWPREFIX = 52,
93	#define RTM_NEWPREFIX RTM_NEWPREFIX
091ed219 SH	94
	95	RTM_GETMULTICAST = 58,
	96	#define RTM_GETMULTICAST RTM_GETMULTICAST
	97
	98	RTM_GETANYCAST = 62,
	99	#define RTM_GETANYCAST RTM_GETANYCAST
	100
ea8fc104 SH	101	RTM_NEWNEIGHTBL = 64,
	102	#define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL
	103	RTM_GETNEIGHTBL = 66,
	104	#define RTM_GETNEIGHTBL RTM_GETNEIGHTBL
	105	RTM_SETNEIGHTBL,
	106	#define RTM_SETNEIGHTBL RTM_SETNEIGHTBL
	107
5472ac6f SH	108	RTM_NEWNDUSEROPT = 68,
	109	#define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT
	110
70e6e38a SH	111	RTM_NEWADDRLABEL = 72,
	112	#define RTM_NEWADDRLABEL RTM_NEWADDRLABEL
	113	RTM_DELADDRLABEL,
8007bfb5	114	#define RTM_DELADDRLABEL RTM_DELADDRLABEL
70e6e38a SH	115	RTM_GETADDRLABEL,
	116	#define RTM_GETADDRLABEL RTM_GETADDRLABEL
	117
67881151 SH	118	RTM_GETDCB = 78,
	119	#define RTM_GETDCB RTM_GETDCB
	120	RTM_SETDCB,
	121	#define RTM_SETDCB RTM_SETDCB
	122
910773dc SH	123	RTM_NEWNETCONF = 80,
910773dc SH	124	#define RTM_NEWNETCONF RTM_NEWNETCONF
45f78b4d SH	125	RTM_DELNETCONF,
45f78b4d SH	126	#define RTM_DELNETCONF RTM_DELNETCONF
910773dc SH	127	RTM_GETNETCONF = 82,
	128	#define RTM_GETNETCONF RTM_GETNETCONF
	129
9dca6767 CW	130	RTM_NEWMDB = 84,
	131	#define RTM_NEWMDB RTM_NEWMDB
	132	RTM_DELMDB = 85,
	133	#define RTM_DELMDB RTM_DELMDB
910773dc SH	134	RTM_GETMDB = 86,
	135	#define RTM_GETMDB RTM_GETMDB
	136
8c58d403 SH	137	RTM_NEWNSID = 88,
8c58d403 SH	138	#define RTM_NEWNSID RTM_NEWNSID
e46efaed SH	139	RTM_DELNSID = 89,
e46efaed SH	140	#define RTM_DELNSID RTM_DELNSID
8c58d403 SH	141	RTM_GETNSID = 90,
	142	#define RTM_GETNSID RTM_GETNSID
	143
32c0b9b7 SH	144	RTM_NEWSTATS = 92,
	145	#define RTM_NEWSTATS RTM_NEWSTATS
	146	RTM_GETSTATS = 94,
	147	#define RTM_GETSTATS RTM_GETSTATS
	148
ea8fc104 SH	149	__RTM_MAX,
ea8fc104 SH	150	#define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1)
091ed219	151	};
0633baa1	152
ea8fc104 SH	153	#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
	154	#define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
	155	#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2)
	156
0633baa1 SH	157	/*
	158	Generic structure for encapsulation of optional route information.
	159	It is reminiscent of sockaddr, but with sa_family replaced
	160	with attribute type.
	161	*/
	162
ab322673	163	struct rtattr {
0633baa1 SH	164	unsigned short rta_len;
	165	unsigned short rta_type;
	166	};
	167
	168	/* Macros to handle rtattributes */
	169
89bb4c6a	170	#define RTA_ALIGNTO 4U
0633baa1 SH	171	#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
	172	#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
	173	(rta)->rta_len >= sizeof(struct rtattr) && \
	174	(rta)->rta_len <= (len))
	175	#define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
	176	(struct rtattr)(((char)(rta)) + RTA_ALIGN((rta)->rta_len)))
	177	#define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
	178	#define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len))
	179	#define RTA_DATA(rta) ((void)(((char)(rta)) + RTA_LENGTH(0)))
	180	#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
	181
	182
	183
	184
	185	/******************************************************************************
	186	* Definitions used in routing table administration.
	187	****/
	188
ab322673	189	struct rtmsg {
0633baa1 SH	190	unsigned char rtm_family;
	191	unsigned char rtm_dst_len;
	192	unsigned char rtm_src_len;
	193	unsigned char rtm_tos;
	194
	195	unsigned char rtm_table; /* Routing table id */
	196	unsigned char rtm_protocol; /* Routing protocol; see below */
	197	unsigned char rtm_scope; /* See below */
	198	unsigned char rtm_type; /* See below */
	199
	200	unsigned rtm_flags;
	201	};
	202
	203	/* rtm_type */
	204
ab322673	205	enum {
0633baa1 SH	206	RTN_UNSPEC,
	207	RTN_UNICAST, /* Gateway or direct route */
	208	RTN_LOCAL, /* Accept locally */
	209	RTN_BROADCAST, /* Accept locally as broadcast,
	210	send as broadcast */
	211	RTN_ANYCAST, /* Accept locally as broadcast,
	212	but send as unicast */
	213	RTN_MULTICAST, /* Multicast route */
	214	RTN_BLACKHOLE, /* Drop */
	215	RTN_UNREACHABLE, /* Destination is unreachable */
	216	RTN_PROHIBIT, /* Administratively prohibited */
	217	RTN_THROW, /* Not in this table */
	218	RTN_NAT, /* Translate this address */
	219	RTN_XRESOLVE, /* Use external resolver */
	220	__RTN_MAX
	221	};
	222
	223	#define RTN_MAX (__RTN_MAX - 1)
	224
	225
	226	/* rtm_protocol */
	227
	228	#define RTPROT_UNSPEC 0
	229	#define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects;
	230	not used by current IPv4 */
	231	#define RTPROT_KERNEL 2 /* Route installed by kernel */
	232	#define RTPROT_BOOT 3 /* Route installed during boot */
	233	#define RTPROT_STATIC 4 /* Route installed by administrator */
	234
	235	/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
	236	they are just passed from user and back as is.
	237	It will be used by hypothetical multiple routing daemons.
	238	Note that protocol values should be standardized in order to
	239	avoid conflicts.
	240	*/
	241
	242	#define RTPROT_GATED 8 /* Apparently, GateD */
	243	#define RTPROT_RA 9 /* RDISC/ND router advertisements */
	244	#define RTPROT_MRT 10 /* Merit MRT */
	245	#define RTPROT_ZEBRA 11 /* Zebra */
	246	#define RTPROT_BIRD 12 /* BIRD */
	247	#define RTPROT_DNROUTED 13 /* DECnet routing daemon */
	248	#define RTPROT_XORP 14 /* XORP */
40b6c62c	249	#define RTPROT_NTK 15 /* Netsukuku */
67881151	250	#define RTPROT_DHCP 16 /* DHCP client */
910773dc	251	#define RTPROT_MROUTED 17 /* Multicast daemon */
1fa804e0 DT	252	#define RTPROT_BABEL 42 /* Babel daemon */
1fa804e0 DT	253
0633baa1 SH	254	/* rtm_scope
	255
	256	Really it is not scope, but sort of distance to the destination.
	257	NOWHERE are reserved for not existing destinations, HOST is our
	258	local addresses, LINK are destinations, located on directly attached
	259	link and UNIVERSE is everywhere in the Universe.
	260
	261	Intermediate values are also possible f.e. interior routes
	262	could be assigned a value between UNIVERSE and LINK.
	263	*/
	264
ab322673	265	enum rt_scope_t {
0633baa1 SH	266	RT_SCOPE_UNIVERSE=0,
	267	/* User defined values */
	268	RT_SCOPE_SITE=200,
	269	RT_SCOPE_LINK=253,
	270	RT_SCOPE_HOST=254,
	271	RT_SCOPE_NOWHERE=255
	272	};
	273
	274	/* rtm_flags */
	275
	276	#define RTM_F_NOTIFY 0x100 /* Notify user of route change */
	277	#define RTM_F_CLONED 0x200 /* This route is cloned */
	278	#define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */
	279	#define RTM_F_PREFIX 0x800 /* Prefix addresses */
4e39bfb9	280	#define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */
0633baa1 SH	281
	282	/* Reserved table identifiers */
	283
ab322673	284	enum rt_class_t {
0633baa1 SH	285	RT_TABLE_UNSPEC=0,
0633baa1 SH	286	/* User defined values */
3ea2fb98	287	RT_TABLE_COMPAT=252,
0633baa1 SH	288	RT_TABLE_DEFAULT=253,
	289	RT_TABLE_MAIN=254,
	290	RT_TABLE_LOCAL=255,
ead2ba70	291	RT_TABLE_MAX=0xFFFFFFFF
0633baa1	292	};
0633baa1 SH	293
	294
	295	/* Routing message attributes */
	296
ab322673	297	enum rtattr_type_t {
0633baa1 SH	298	RTA_UNSPEC,
	299	RTA_DST,
	300	RTA_SRC,
	301	RTA_IIF,
	302	RTA_OIF,
	303	RTA_GATEWAY,
	304	RTA_PRIORITY,
	305	RTA_PREFSRC,
	306	RTA_METRICS,
	307	RTA_MULTIPATH,
3ea2fb98	308	RTA_PROTOINFO, /* no longer used */
0633baa1 SH	309	RTA_FLOW,
0633baa1 SH	310	RTA_CACHEINFO,
3ea2fb98	311	RTA_SESSION, /* no longer used */
a6ffa8b0	312	RTA_MP_ALGO, /* no longer used */
34e95647	313	RTA_TABLE,
04a9fc0a	314	RTA_MARK,
910773dc	315	RTA_MFC_STATS,
61333d24 SH	316	RTA_VIA,
	317	RTA_NEWDST,
	318	RTA_PREF,
a3563ede SH	319	RTA_ENCAP_TYPE,
a3563ede SH	320	RTA_ENCAP,
741c20b0	321	RTA_EXPIRES,
32c0b9b7	322	RTA_PAD,
1a97748b	323	RTA_UID,
2099b983	324	RTA_TTL_PROPAGATE,
0633baa1 SH	325	__RTA_MAX
	326	};
	327
	328	#define RTA_MAX (__RTA_MAX - 1)
	329
	330	#define RTM_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
	331	#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
	332
	333	/* RTM_MULTIPATH --- array of struct rtnexthop.
	334	*
	335	* "struct rtnexthop" describes all necessary nexthop information,
	336	* i.e. parameters of path to a destination via this nexthop.
	337	*
	338	* At the moment it is impossible to set different prefsrc, mtu, window
	339	* and rtt for different paths from multipath.
	340	*/
	341
ab322673	342	struct rtnexthop {
0633baa1 SH	343	unsigned short rtnh_len;
	344	unsigned char rtnh_flags;
	345	unsigned char rtnh_hops;
	346	int rtnh_ifindex;
	347	};
	348
	349	/* rtnh_flags */
	350
	351	#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
	352	#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
	353	#define RTNH_F_ONLINK 4 /* Gateway is forced on link */
ebfe4922	354	#define RTNH_F_OFFLOAD 8 /* offloaded route */
ff631c3a	355	#define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */
e467a283	356	#define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */
ff631c3a	357
1a97748b	358	#define RTNH_COMPARE_MASK (RTNH_F_DEAD \| RTNH_F_LINKDOWN \| RTNH_F_OFFLOAD)
0633baa1 SH	359
	360	/* Macros to handle hexthops */
	361
	362	#define RTNH_ALIGNTO 4
	363	#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
	364	#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
	365	((int)(rtnh)->rtnh_len) <= (len))
	366	#define RTNH_NEXT(rtnh) ((struct rtnexthop)(((char)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
	367	#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
	368	#define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
	369	#define RTNH_DATA(rtnh) ((struct rtattr)(((char)(rtnh)) + RTNH_LENGTH(0)))
	370
61333d24 SH	371	/* RTA_VIA */
	372	struct rtvia {
	373	__kernel_sa_family_t rtvia_family;
	374	__u8 rtvia_addr[0];
	375	};
	376
0633baa1 SH	377	/* RTM_CACHEINFO */
0633baa1 SH	378
ab322673	379	struct rta_cacheinfo {
0633baa1 SH	380	__u32 rta_clntref;
	381	__u32 rta_lastuse;
	382	__s32 rta_expires;
	383	__u32 rta_error;
	384	__u32 rta_used;
	385
	386	#define RTNETLINK_HAVE_PEERINFO 1
	387	__u32 rta_id;
	388	__u32 rta_ts;
	389	__u32 rta_tsage;
	390	};
	391
	392	/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
	393
ab322673	394	enum {
0633baa1 SH	395	RTAX_UNSPEC,
	396	#define RTAX_UNSPEC RTAX_UNSPEC
	397	RTAX_LOCK,
	398	#define RTAX_LOCK RTAX_LOCK
	399	RTAX_MTU,
	400	#define RTAX_MTU RTAX_MTU
	401	RTAX_WINDOW,
	402	#define RTAX_WINDOW RTAX_WINDOW
	403	RTAX_RTT,
	404	#define RTAX_RTT RTAX_RTT
	405	RTAX_RTTVAR,
	406	#define RTAX_RTTVAR RTAX_RTTVAR
	407	RTAX_SSTHRESH,
	408	#define RTAX_SSTHRESH RTAX_SSTHRESH
	409	RTAX_CWND,
	410	#define RTAX_CWND RTAX_CWND
	411	RTAX_ADVMSS,
	412	#define RTAX_ADVMSS RTAX_ADVMSS
	413	RTAX_REORDERING,
	414	#define RTAX_REORDERING RTAX_REORDERING
	415	RTAX_HOPLIMIT,
	416	#define RTAX_HOPLIMIT RTAX_HOPLIMIT
	417	RTAX_INITCWND,
	418	#define RTAX_INITCWND RTAX_INITCWND
	419	RTAX_FEATURES,
	420	#define RTAX_FEATURES RTAX_FEATURES
dfd26e1c SH	421	RTAX_RTO_MIN,
dfd26e1c SH	422	#define RTAX_RTO_MIN RTAX_RTO_MIN
8ecdcce0 SH	423	RTAX_INITRWND,
8ecdcce0 SH	424	#define RTAX_INITRWND RTAX_INITRWND
ecefa08c SH	425	RTAX_QUICKACK,
ecefa08c SH	426	#define RTAX_QUICKACK RTAX_QUICKACK
f233410d SH	427	RTAX_CC_ALGO,
f233410d SH	428	#define RTAX_CC_ALGO RTAX_CC_ALGO
0633baa1 SH	429	__RTAX_MAX
	430	};
	431
	432	#define RTAX_MAX (__RTAX_MAX - 1)
	433
8d62f3e2 SH	434	#define RTAX_FEATURE_ECN (1 << 0)
	435	#define RTAX_FEATURE_SACK (1 << 1)
	436	#define RTAX_FEATURE_TIMESTAMP (1 << 2)
	437	#define RTAX_FEATURE_ALLFRAG (1 << 3)
	438
	439	#define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN \| RTAX_FEATURE_SACK \| \
	440	RTAX_FEATURE_TIMESTAMP \| RTAX_FEATURE_ALLFRAG)
0633baa1	441
ab322673	442	struct rta_session {
0633baa1	443	__u8 proto;
6864c1e7 SH	444	__u8 pad1;
6864c1e7 SH	445	__u16 pad2;
0633baa1 SH	446
	447	union {
	448	struct {
	449	__u16 sport;
	450	__u16 dport;
	451	} ports;
	452
	453	struct {
	454	__u8 type;
	455	__u8 code;
	456	__u16 ident;
	457	} icmpt;
	458
	459	__u32 spi;
	460	} u;
	461	};
	462
910773dc SH	463	struct rta_mfc_stats {
	464	__u64 mfcs_packets;
	465	__u64 mfcs_bytes;
	466	__u64 mfcs_wrong_if;
	467	};
	468
0633baa1 SH	469	/****
	470	* General form of address family dependent message.
	471	****/
	472
ab322673	473	struct rtgenmsg {
0633baa1 SH	474	unsigned char rtgen_family;
	475	};
	476
	477	/*****************************************************************
	478	* Link layer specific messages.
	479	****/
	480
	481	/* struct ifinfomsg
	482	* passes link level specific information, not dependent
	483	* on network protocol.
	484	*/
	485
ab322673	486	struct ifinfomsg {
0633baa1 SH	487	unsigned char ifi_family;
	488	unsigned char __ifi_pad;
	489	unsigned short ifi_type; /* ARPHRD_* */
	490	int ifi_index; /* Link index */
	491	unsigned ifi_flags; /* IFF_* flags */
	492	unsigned ifi_change; /* IFF_* change mask */
	493	};
	494
	495	/********************************************************************
	496	* prefix information
	497	****/
	498
ab322673	499	struct prefixmsg {
0633baa1	500	unsigned char prefix_family;
6864c1e7 SH	501	unsigned char prefix_pad1;
6864c1e7 SH	502	unsigned short prefix_pad2;
0633baa1 SH	503	int prefix_ifindex;
	504	unsigned char prefix_type;
	505	unsigned char prefix_len;
	506	unsigned char prefix_flags;
6864c1e7	507	unsigned char prefix_pad3;
0633baa1 SH	508	};
	509
	510	enum
	511	{
	512	PREFIX_UNSPEC,
	513	PREFIX_ADDRESS,
	514	PREFIX_CACHEINFO,
	515	__PREFIX_MAX
	516	};
	517
	518	#define PREFIX_MAX (__PREFIX_MAX - 1)
	519
ab322673	520	struct prefix_cacheinfo {
0633baa1 SH	521	__u32 preferred_time;
	522	__u32 valid_time;
	523	};
	524
0633baa1 SH	525
	526	/*****************************************************************
	527	* Traffic control messages.
	528	****/
	529
ab322673	530	struct tcmsg {
0633baa1 SH	531	unsigned char tcm_family;
	532	unsigned char tcm__pad1;
	533	unsigned short tcm__pad2;
	534	int tcm_ifindex;
	535	__u32 tcm_handle;
	536	__u32 tcm_parent;
	537	__u32 tcm_info;
	538	};
	539
ab322673	540	enum {
0633baa1 SH	541	TCA_UNSPEC,
	542	TCA_KIND,
	543	TCA_OPTIONS,
	544	TCA_STATS,
	545	TCA_XSTATS,
	546	TCA_RATE,
	547	TCA_FCNT,
e5879dc6	548	TCA_STATS2,
19ecc16d	549	TCA_STAB,
31ce6e01	550	TCA_PAD,
2099b983	551	TCA_DUMP_INVISIBLE,
d4473c02	552	TCA_CHAIN,
0633baa1 SH	553	__TCA_MAX
	554	};
	555
	556	#define TCA_MAX (__TCA_MAX - 1)
	557
	558	#define TCA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
	559	#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
	560
5472ac6f SH	561	/********************************************************************
	562	* Neighbor Discovery userland options
	563	****/
	564
ab322673	565	struct nduseroptmsg {
5472ac6f SH	566	unsigned char nduseropt_family;
	567	unsigned char nduseropt_pad1;
	568	unsigned short nduseropt_opts_len; /* Total length of options */
	569	int nduseropt_ifindex;
	570	__u8 nduseropt_icmp_type;
	571	__u8 nduseropt_icmp_code;
	572	unsigned short nduseropt_pad2;
	573	unsigned int nduseropt_pad3;
	574	/* Followed by one or more ND options */
	575	};
	576
ab322673	577	enum {
5472ac6f SH	578	NDUSEROPT_UNSPEC,
	579	NDUSEROPT_SRCADDR,
	580	__NDUSEROPT_MAX
	581	};
	582
	583	#define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1)
	584
351efcde	585	/* RTnetlink multicast groups - backwards compatibility for userspace */
0633baa1 SH	586	#define RTMGRP_LINK 1
	587	#define RTMGRP_NOTIFY 2
	588	#define RTMGRP_NEIGH 4
	589	#define RTMGRP_TC 8
	590
	591	#define RTMGRP_IPV4_IFADDR 0x10
	592	#define RTMGRP_IPV4_MROUTE 0x20
	593	#define RTMGRP_IPV4_ROUTE 0x40
8f8a3648	594	#define RTMGRP_IPV4_RULE 0x80
0633baa1 SH	595
	596	#define RTMGRP_IPV6_IFADDR 0x100
	597	#define RTMGRP_IPV6_MROUTE 0x200
	598	#define RTMGRP_IPV6_ROUTE 0x400
	599	#define RTMGRP_IPV6_IFINFO 0x800
	600
	601	#define RTMGRP_DECnet_IFADDR 0x1000
	602	#define RTMGRP_DECnet_ROUTE 0x4000
	603
	604	#define RTMGRP_IPV6_PREFIX 0x20000
	605
351efcde SH	606	/* RTnetlink multicast groups */
	607	enum rtnetlink_groups {
	608	RTNLGRP_NONE,
	609	#define RTNLGRP_NONE RTNLGRP_NONE
	610	RTNLGRP_LINK,
	611	#define RTNLGRP_LINK RTNLGRP_LINK
	612	RTNLGRP_NOTIFY,
	613	#define RTNLGRP_NOTIFY RTNLGRP_NOTIFY
	614	RTNLGRP_NEIGH,
	615	#define RTNLGRP_NEIGH RTNLGRP_NEIGH
	616	RTNLGRP_TC,
	617	#define RTNLGRP_TC RTNLGRP_TC
	618	RTNLGRP_IPV4_IFADDR,
	619	#define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR
	620	RTNLGRP_IPV4_MROUTE,
	621	#define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE
	622	RTNLGRP_IPV4_ROUTE,
	623	#define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE
8f8a3648 SH	624	RTNLGRP_IPV4_RULE,
8f8a3648 SH	625	#define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE
351efcde SH	626	RTNLGRP_IPV6_IFADDR,
	627	#define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR
	628	RTNLGRP_IPV6_MROUTE,
	629	#define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE
	630	RTNLGRP_IPV6_ROUTE,
	631	#define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE
	632	RTNLGRP_IPV6_IFINFO,
	633	#define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO
	634	RTNLGRP_DECnet_IFADDR,
	635	#define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR
09954dc6	636	RTNLGRP_NOP2,
351efcde SH	637	RTNLGRP_DECnet_ROUTE,
351efcde SH	638	#define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE
ead2ba70 SH	639	RTNLGRP_DECnet_RULE,
ead2ba70 SH	640	#define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE
09954dc6	641	RTNLGRP_NOP4,
351efcde SH	642	RTNLGRP_IPV6_PREFIX,
351efcde SH	643	#define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX
ead2ba70 SH	644	RTNLGRP_IPV6_RULE,
ead2ba70 SH	645	#define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE
5472ac6f SH	646	RTNLGRP_ND_USEROPT,
5472ac6f SH	647	#define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT
05bfd165 SH	648	RTNLGRP_PHONET_IFADDR,
	649	#define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR
	650	RTNLGRP_PHONET_ROUTE,
	651	#define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE
707f612c SH	652	RTNLGRP_DCB,
707f612c SH	653	#define RTNLGRP_DCB RTNLGRP_DCB
910773dc SH	654	RTNLGRP_IPV4_NETCONF,
	655	#define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF
	656	RTNLGRP_IPV6_NETCONF,
	657	#define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF
4a4ee616 CW	658	RTNLGRP_MDB,
4a4ee616 CW	659	#define RTNLGRP_MDB RTNLGRP_MDB
61333d24 SH	660	RTNLGRP_MPLS_ROUTE,
61333d24 SH	661	#define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE
e46efaed SH	662	RTNLGRP_NSID,
e46efaed SH	663	#define RTNLGRP_NSID RTNLGRP_NSID
3f34574d SH	664	RTNLGRP_MPLS_NETCONF,
3f34574d SH	665	#define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF
351efcde SH	666	__RTNLGRP_MAX
	667	};
	668	#define RTNLGRP_MAX (__RTNLGRP_MAX - 1)
	669
0633baa1	670	/* TC action piece */
ab322673	671	struct tcamsg {
0633baa1 SH	672	unsigned char tca_family;
	673	unsigned char tca__pad1;
	674	unsigned short tca__pad2;
	675	};
	676	#define TA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
	677	#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
	678	#define TCA_ACT_TAB 1 /* attr type must be >=1 */
	679	#define TCAA_MAX 1
	680
c23abafb SH	681	/* New extended info filters for IFLA_EXT_MASK */
c23abafb SH	682	#define RTEXT_FILTER_VF (1 << 0)
609106d3	683	#define RTEXT_FILTER_BRVLAN (1 << 1)
f233410d	684	#define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2)
4e39bfb9	685	#define RTEXT_FILTER_SKIP_STATS (1 << 3)
c23abafb	686
0633baa1 SH	687	/* End of information exported to user level */
	688
	689
	690
910773dc	691	#endif /* __LINUX_RTNETLINK_H */