[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_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_GETNSID = 90,
#define RTM_GETNSID RTM_GETNSID

	__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	4
#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		*/

/* 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_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_EXTERNAL		8	/* Route installed externally	*/

/* 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	0x00000001
#define RTAX_FEATURE_SACK	0x00000002
#define RTAX_FEATURE_TIMESTAMP	0x00000004
#define RTAX_FEATURE_ALLFRAG	0x00000008

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_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_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)

/* 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,
	124	#define RTM_NEWNETCONF RTM_NEWNETCONF
	125	RTM_GETNETCONF = 82,
	126	#define RTM_GETNETCONF RTM_GETNETCONF
	127
9dca6767 CW	128	RTM_NEWMDB = 84,
	129	#define RTM_NEWMDB RTM_NEWMDB
	130	RTM_DELMDB = 85,
	131	#define RTM_DELMDB RTM_DELMDB
910773dc SH	132	RTM_GETMDB = 86,
	133	#define RTM_GETMDB RTM_GETMDB
	134
8c58d403 SH	135	RTM_NEWNSID = 88,
	136	#define RTM_NEWNSID RTM_NEWNSID
	137	RTM_GETNSID = 90,
	138	#define RTM_GETNSID RTM_GETNSID
	139
ea8fc104 SH	140	__RTM_MAX,
ea8fc104 SH	141	#define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1)
091ed219	142	};
0633baa1	143
ea8fc104 SH	144	#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
	145	#define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
	146	#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2)
	147
0633baa1 SH	148	/*
	149	Generic structure for encapsulation of optional route information.
	150	It is reminiscent of sockaddr, but with sa_family replaced
	151	with attribute type.
	152	*/
	153
ab322673	154	struct rtattr {
0633baa1 SH	155	unsigned short rta_len;
	156	unsigned short rta_type;
	157	};
	158
	159	/* Macros to handle rtattributes */
	160
	161	#define RTA_ALIGNTO 4
	162	#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
	163	#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
	164	(rta)->rta_len >= sizeof(struct rtattr) && \
	165	(rta)->rta_len <= (len))
	166	#define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
	167	(struct rtattr)(((char)(rta)) + RTA_ALIGN((rta)->rta_len)))
	168	#define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
	169	#define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len))
	170	#define RTA_DATA(rta) ((void)(((char)(rta)) + RTA_LENGTH(0)))
	171	#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
	172
	173
	174
	175
	176	/******************************************************************************
	177	* Definitions used in routing table administration.
	178	****/
	179
ab322673	180	struct rtmsg {
0633baa1 SH	181	unsigned char rtm_family;
	182	unsigned char rtm_dst_len;
	183	unsigned char rtm_src_len;
	184	unsigned char rtm_tos;
	185
	186	unsigned char rtm_table; /* Routing table id */
	187	unsigned char rtm_protocol; /* Routing protocol; see below */
	188	unsigned char rtm_scope; /* See below */
	189	unsigned char rtm_type; /* See below */
	190
	191	unsigned rtm_flags;
	192	};
	193
	194	/* rtm_type */
	195
ab322673	196	enum {
0633baa1 SH	197	RTN_UNSPEC,
	198	RTN_UNICAST, /* Gateway or direct route */
	199	RTN_LOCAL, /* Accept locally */
	200	RTN_BROADCAST, /* Accept locally as broadcast,
	201	send as broadcast */
	202	RTN_ANYCAST, /* Accept locally as broadcast,
	203	but send as unicast */
	204	RTN_MULTICAST, /* Multicast route */
	205	RTN_BLACKHOLE, /* Drop */
	206	RTN_UNREACHABLE, /* Destination is unreachable */
	207	RTN_PROHIBIT, /* Administratively prohibited */
	208	RTN_THROW, /* Not in this table */
	209	RTN_NAT, /* Translate this address */
	210	RTN_XRESOLVE, /* Use external resolver */
	211	__RTN_MAX
	212	};
	213
	214	#define RTN_MAX (__RTN_MAX - 1)
	215
	216
	217	/* rtm_protocol */
	218
	219	#define RTPROT_UNSPEC 0
	220	#define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects;
	221	not used by current IPv4 */
	222	#define RTPROT_KERNEL 2 /* Route installed by kernel */
	223	#define RTPROT_BOOT 3 /* Route installed during boot */
	224	#define RTPROT_STATIC 4 /* Route installed by administrator */
	225
	226	/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
	227	they are just passed from user and back as is.
	228	It will be used by hypothetical multiple routing daemons.
	229	Note that protocol values should be standardized in order to
	230	avoid conflicts.
	231	*/
	232
	233	#define RTPROT_GATED 8 /* Apparently, GateD */
	234	#define RTPROT_RA 9 /* RDISC/ND router advertisements */
	235	#define RTPROT_MRT 10 /* Merit MRT */
	236	#define RTPROT_ZEBRA 11 /* Zebra */
	237	#define RTPROT_BIRD 12 /* BIRD */
	238	#define RTPROT_DNROUTED 13 /* DECnet routing daemon */
	239	#define RTPROT_XORP 14 /* XORP */
40b6c62c	240	#define RTPROT_NTK 15 /* Netsukuku */
67881151	241	#define RTPROT_DHCP 16 /* DHCP client */
910773dc	242	#define RTPROT_MROUTED 17 /* Multicast daemon */
1fa804e0 DT	243	#define RTPROT_BABEL 42 /* Babel daemon */
1fa804e0 DT	244
0633baa1 SH	245	/* rtm_scope
	246
	247	Really it is not scope, but sort of distance to the destination.
	248	NOWHERE are reserved for not existing destinations, HOST is our
	249	local addresses, LINK are destinations, located on directly attached
	250	link and UNIVERSE is everywhere in the Universe.
	251
	252	Intermediate values are also possible f.e. interior routes
	253	could be assigned a value between UNIVERSE and LINK.
	254	*/
	255
ab322673	256	enum rt_scope_t {
0633baa1 SH	257	RT_SCOPE_UNIVERSE=0,
	258	/* User defined values */
	259	RT_SCOPE_SITE=200,
	260	RT_SCOPE_LINK=253,
	261	RT_SCOPE_HOST=254,
	262	RT_SCOPE_NOWHERE=255
	263	};
	264
	265	/* rtm_flags */
	266
	267	#define RTM_F_NOTIFY 0x100 /* Notify user of route change */
	268	#define RTM_F_CLONED 0x200 /* This route is cloned */
	269	#define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */
	270	#define RTM_F_PREFIX 0x800 /* Prefix addresses */
	271
	272	/* Reserved table identifiers */
	273
ab322673	274	enum rt_class_t {
0633baa1 SH	275	RT_TABLE_UNSPEC=0,
0633baa1 SH	276	/* User defined values */
3ea2fb98	277	RT_TABLE_COMPAT=252,
0633baa1 SH	278	RT_TABLE_DEFAULT=253,
	279	RT_TABLE_MAIN=254,
	280	RT_TABLE_LOCAL=255,
ead2ba70	281	RT_TABLE_MAX=0xFFFFFFFF
0633baa1	282	};
0633baa1 SH	283
	284
	285	/* Routing message attributes */
	286
ab322673	287	enum rtattr_type_t {
0633baa1 SH	288	RTA_UNSPEC,
	289	RTA_DST,
	290	RTA_SRC,
	291	RTA_IIF,
	292	RTA_OIF,
	293	RTA_GATEWAY,
	294	RTA_PRIORITY,
	295	RTA_PREFSRC,
	296	RTA_METRICS,
	297	RTA_MULTIPATH,
3ea2fb98	298	RTA_PROTOINFO, /* no longer used */
0633baa1 SH	299	RTA_FLOW,
0633baa1 SH	300	RTA_CACHEINFO,
3ea2fb98	301	RTA_SESSION, /* no longer used */
a6ffa8b0	302	RTA_MP_ALGO, /* no longer used */
34e95647	303	RTA_TABLE,
04a9fc0a	304	RTA_MARK,
910773dc	305	RTA_MFC_STATS,
61333d24 SH	306	RTA_VIA,
	307	RTA_NEWDST,
	308	RTA_PREF,
0633baa1 SH	309	__RTA_MAX
	310	};
	311
	312	#define RTA_MAX (__RTA_MAX - 1)
	313
	314	#define RTM_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
	315	#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
	316
	317	/* RTM_MULTIPATH --- array of struct rtnexthop.
	318	*
	319	* "struct rtnexthop" describes all necessary nexthop information,
	320	* i.e. parameters of path to a destination via this nexthop.
	321	*
	322	* At the moment it is impossible to set different prefsrc, mtu, window
	323	* and rtt for different paths from multipath.
	324	*/
	325
ab322673	326	struct rtnexthop {
0633baa1 SH	327	unsigned short rtnh_len;
	328	unsigned char rtnh_flags;
	329	unsigned char rtnh_hops;
	330	int rtnh_ifindex;
	331	};
	332
	333	/* rtnh_flags */
	334
	335	#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
	336	#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
	337	#define RTNH_F_ONLINK 4 /* Gateway is forced on link */
61333d24	338	#define RTNH_F_EXTERNAL 8 /* Route installed externally */
0633baa1 SH	339
	340	/* Macros to handle hexthops */
	341
	342	#define RTNH_ALIGNTO 4
	343	#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
	344	#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
	345	((int)(rtnh)->rtnh_len) <= (len))
	346	#define RTNH_NEXT(rtnh) ((struct rtnexthop)(((char)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
	347	#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
	348	#define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
	349	#define RTNH_DATA(rtnh) ((struct rtattr)(((char)(rtnh)) + RTNH_LENGTH(0)))
	350
61333d24 SH	351	/* RTA_VIA */
	352	struct rtvia {
	353	__kernel_sa_family_t rtvia_family;
	354	__u8 rtvia_addr[0];
	355	};
	356
0633baa1 SH	357	/* RTM_CACHEINFO */
0633baa1 SH	358
ab322673	359	struct rta_cacheinfo {
0633baa1 SH	360	__u32 rta_clntref;
	361	__u32 rta_lastuse;
	362	__s32 rta_expires;
	363	__u32 rta_error;
	364	__u32 rta_used;
	365
	366	#define RTNETLINK_HAVE_PEERINFO 1
	367	__u32 rta_id;
	368	__u32 rta_ts;
	369	__u32 rta_tsage;
	370	};
	371
	372	/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
	373
ab322673	374	enum {
0633baa1 SH	375	RTAX_UNSPEC,
	376	#define RTAX_UNSPEC RTAX_UNSPEC
	377	RTAX_LOCK,
	378	#define RTAX_LOCK RTAX_LOCK
	379	RTAX_MTU,
	380	#define RTAX_MTU RTAX_MTU
	381	RTAX_WINDOW,
	382	#define RTAX_WINDOW RTAX_WINDOW
	383	RTAX_RTT,
	384	#define RTAX_RTT RTAX_RTT
	385	RTAX_RTTVAR,
	386	#define RTAX_RTTVAR RTAX_RTTVAR
	387	RTAX_SSTHRESH,
	388	#define RTAX_SSTHRESH RTAX_SSTHRESH
	389	RTAX_CWND,
	390	#define RTAX_CWND RTAX_CWND
	391	RTAX_ADVMSS,
	392	#define RTAX_ADVMSS RTAX_ADVMSS
	393	RTAX_REORDERING,
	394	#define RTAX_REORDERING RTAX_REORDERING
	395	RTAX_HOPLIMIT,
	396	#define RTAX_HOPLIMIT RTAX_HOPLIMIT
	397	RTAX_INITCWND,
	398	#define RTAX_INITCWND RTAX_INITCWND
	399	RTAX_FEATURES,
	400	#define RTAX_FEATURES RTAX_FEATURES
dfd26e1c SH	401	RTAX_RTO_MIN,
dfd26e1c SH	402	#define RTAX_RTO_MIN RTAX_RTO_MIN
8ecdcce0 SH	403	RTAX_INITRWND,
8ecdcce0 SH	404	#define RTAX_INITRWND RTAX_INITRWND
ecefa08c SH	405	RTAX_QUICKACK,
ecefa08c SH	406	#define RTAX_QUICKACK RTAX_QUICKACK
f233410d SH	407	RTAX_CC_ALGO,
f233410d SH	408	#define RTAX_CC_ALGO RTAX_CC_ALGO
0633baa1 SH	409	__RTAX_MAX
	410	};
	411
	412	#define RTAX_MAX (__RTAX_MAX - 1)
	413
	414	#define RTAX_FEATURE_ECN 0x00000001
	415	#define RTAX_FEATURE_SACK 0x00000002
	416	#define RTAX_FEATURE_TIMESTAMP 0x00000004
206a0441	417	#define RTAX_FEATURE_ALLFRAG 0x00000008
0633baa1	418
ab322673	419	struct rta_session {
0633baa1	420	__u8 proto;
6864c1e7 SH	421	__u8 pad1;
6864c1e7 SH	422	__u16 pad2;
0633baa1 SH	423
	424	union {
	425	struct {
	426	__u16 sport;
	427	__u16 dport;
	428	} ports;
	429
	430	struct {
	431	__u8 type;
	432	__u8 code;
	433	__u16 ident;
	434	} icmpt;
	435
	436	__u32 spi;
	437	} u;
	438	};
	439
910773dc SH	440	struct rta_mfc_stats {
	441	__u64 mfcs_packets;
	442	__u64 mfcs_bytes;
	443	__u64 mfcs_wrong_if;
	444	};
	445
0633baa1 SH	446	/****
	447	* General form of address family dependent message.
	448	****/
	449
ab322673	450	struct rtgenmsg {
0633baa1 SH	451	unsigned char rtgen_family;
	452	};
	453
	454	/*****************************************************************
	455	* Link layer specific messages.
	456	****/
	457
	458	/* struct ifinfomsg
	459	* passes link level specific information, not dependent
	460	* on network protocol.
	461	*/
	462
ab322673	463	struct ifinfomsg {
0633baa1 SH	464	unsigned char ifi_family;
	465	unsigned char __ifi_pad;
	466	unsigned short ifi_type; /* ARPHRD_* */
	467	int ifi_index; /* Link index */
	468	unsigned ifi_flags; /* IFF_* flags */
	469	unsigned ifi_change; /* IFF_* change mask */
	470	};
	471
	472	/********************************************************************
	473	* prefix information
	474	****/
	475
ab322673	476	struct prefixmsg {
0633baa1	477	unsigned char prefix_family;
6864c1e7 SH	478	unsigned char prefix_pad1;
6864c1e7 SH	479	unsigned short prefix_pad2;
0633baa1 SH	480	int prefix_ifindex;
	481	unsigned char prefix_type;
	482	unsigned char prefix_len;
	483	unsigned char prefix_flags;
6864c1e7	484	unsigned char prefix_pad3;
0633baa1 SH	485	};
	486
	487	enum
	488	{
	489	PREFIX_UNSPEC,
	490	PREFIX_ADDRESS,
	491	PREFIX_CACHEINFO,
	492	__PREFIX_MAX
	493	};
	494
	495	#define PREFIX_MAX (__PREFIX_MAX - 1)
	496
ab322673	497	struct prefix_cacheinfo {
0633baa1 SH	498	__u32 preferred_time;
	499	__u32 valid_time;
	500	};
	501
0633baa1 SH	502
	503	/*****************************************************************
	504	* Traffic control messages.
	505	****/
	506
ab322673	507	struct tcmsg {
0633baa1 SH	508	unsigned char tcm_family;
	509	unsigned char tcm__pad1;
	510	unsigned short tcm__pad2;
	511	int tcm_ifindex;
	512	__u32 tcm_handle;
	513	__u32 tcm_parent;
	514	__u32 tcm_info;
	515	};
	516
ab322673	517	enum {
0633baa1 SH	518	TCA_UNSPEC,
	519	TCA_KIND,
	520	TCA_OPTIONS,
	521	TCA_STATS,
	522	TCA_XSTATS,
	523	TCA_RATE,
	524	TCA_FCNT,
e5879dc6	525	TCA_STATS2,
19ecc16d	526	TCA_STAB,
0633baa1 SH	527	__TCA_MAX
	528	};
	529
	530	#define TCA_MAX (__TCA_MAX - 1)
	531
	532	#define TCA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
	533	#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
	534
5472ac6f SH	535	/********************************************************************
	536	* Neighbor Discovery userland options
	537	****/
	538
ab322673	539	struct nduseroptmsg {
5472ac6f SH	540	unsigned char nduseropt_family;
	541	unsigned char nduseropt_pad1;
	542	unsigned short nduseropt_opts_len; /* Total length of options */
	543	int nduseropt_ifindex;
	544	__u8 nduseropt_icmp_type;
	545	__u8 nduseropt_icmp_code;
	546	unsigned short nduseropt_pad2;
	547	unsigned int nduseropt_pad3;
	548	/* Followed by one or more ND options */
	549	};
	550
ab322673	551	enum {
5472ac6f SH	552	NDUSEROPT_UNSPEC,
	553	NDUSEROPT_SRCADDR,
	554	__NDUSEROPT_MAX
	555	};
	556
	557	#define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1)
	558
351efcde	559	/* RTnetlink multicast groups - backwards compatibility for userspace */
0633baa1 SH	560	#define RTMGRP_LINK 1
	561	#define RTMGRP_NOTIFY 2
	562	#define RTMGRP_NEIGH 4
	563	#define RTMGRP_TC 8
	564
	565	#define RTMGRP_IPV4_IFADDR 0x10
	566	#define RTMGRP_IPV4_MROUTE 0x20
	567	#define RTMGRP_IPV4_ROUTE 0x40
8f8a3648	568	#define RTMGRP_IPV4_RULE 0x80
0633baa1 SH	569
	570	#define RTMGRP_IPV6_IFADDR 0x100
	571	#define RTMGRP_IPV6_MROUTE 0x200
	572	#define RTMGRP_IPV6_ROUTE 0x400
	573	#define RTMGRP_IPV6_IFINFO 0x800
	574
	575	#define RTMGRP_DECnet_IFADDR 0x1000
	576	#define RTMGRP_DECnet_ROUTE 0x4000
	577
	578	#define RTMGRP_IPV6_PREFIX 0x20000
	579
351efcde SH	580	/* RTnetlink multicast groups */
	581	enum rtnetlink_groups {
	582	RTNLGRP_NONE,
	583	#define RTNLGRP_NONE RTNLGRP_NONE
	584	RTNLGRP_LINK,
	585	#define RTNLGRP_LINK RTNLGRP_LINK
	586	RTNLGRP_NOTIFY,
	587	#define RTNLGRP_NOTIFY RTNLGRP_NOTIFY
	588	RTNLGRP_NEIGH,
	589	#define RTNLGRP_NEIGH RTNLGRP_NEIGH
	590	RTNLGRP_TC,
	591	#define RTNLGRP_TC RTNLGRP_TC
	592	RTNLGRP_IPV4_IFADDR,
	593	#define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR
	594	RTNLGRP_IPV4_MROUTE,
	595	#define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE
	596	RTNLGRP_IPV4_ROUTE,
	597	#define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE
8f8a3648 SH	598	RTNLGRP_IPV4_RULE,
8f8a3648 SH	599	#define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE
351efcde SH	600	RTNLGRP_IPV6_IFADDR,
	601	#define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR
	602	RTNLGRP_IPV6_MROUTE,
	603	#define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE
	604	RTNLGRP_IPV6_ROUTE,
	605	#define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE
	606	RTNLGRP_IPV6_IFINFO,
	607	#define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO
	608	RTNLGRP_DECnet_IFADDR,
	609	#define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR
09954dc6	610	RTNLGRP_NOP2,
351efcde SH	611	RTNLGRP_DECnet_ROUTE,
351efcde SH	612	#define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE
ead2ba70 SH	613	RTNLGRP_DECnet_RULE,
ead2ba70 SH	614	#define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE
09954dc6	615	RTNLGRP_NOP4,
351efcde SH	616	RTNLGRP_IPV6_PREFIX,
351efcde SH	617	#define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX
ead2ba70 SH	618	RTNLGRP_IPV6_RULE,
ead2ba70 SH	619	#define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE
5472ac6f SH	620	RTNLGRP_ND_USEROPT,
5472ac6f SH	621	#define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT
05bfd165 SH	622	RTNLGRP_PHONET_IFADDR,
	623	#define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR
	624	RTNLGRP_PHONET_ROUTE,
	625	#define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE
707f612c SH	626	RTNLGRP_DCB,
707f612c SH	627	#define RTNLGRP_DCB RTNLGRP_DCB
910773dc SH	628	RTNLGRP_IPV4_NETCONF,
	629	#define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF
	630	RTNLGRP_IPV6_NETCONF,
	631	#define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF
4a4ee616 CW	632	RTNLGRP_MDB,
4a4ee616 CW	633	#define RTNLGRP_MDB RTNLGRP_MDB
61333d24 SH	634	RTNLGRP_MPLS_ROUTE,
61333d24 SH	635	#define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE
351efcde SH	636	__RTNLGRP_MAX
	637	};
	638	#define RTNLGRP_MAX (__RTNLGRP_MAX - 1)
	639
0633baa1	640	/* TC action piece */
ab322673	641	struct tcamsg {
0633baa1 SH	642	unsigned char tca_family;
	643	unsigned char tca__pad1;
	644	unsigned short tca__pad2;
	645	};
	646	#define TA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
	647	#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
	648	#define TCA_ACT_TAB 1 /* attr type must be >=1 */
	649	#define TCAA_MAX 1
	650
c23abafb SH	651	/* New extended info filters for IFLA_EXT_MASK */
c23abafb SH	652	#define RTEXT_FILTER_VF (1 << 0)
609106d3	653	#define RTEXT_FILTER_BRVLAN (1 << 1)
f233410d	654	#define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2)
c23abafb	655
0633baa1 SH	656	/* End of information exported to user level */
	657
	658
	659
910773dc	660	#endif /* __LINUX_RTNETLINK_H */