[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_DELNSID = 89,
#define RTM_DELNSID RTM_DELNSID
	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_ENCAP_TYPE,
	RTA_ENCAP,
	__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_COMPARE_MASK	(RTNH_F_DEAD | RTNH_F_LINKDOWN)

/* 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_NSID,
#define RTNLGRP_NSID		RTNLGRP_NSID
	__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,
8c58d403 SH	136	#define RTM_NEWNSID RTM_NEWNSID
e46efaed SH	137	RTM_DELNSID = 89,
e46efaed SH	138	#define RTM_DELNSID RTM_DELNSID
8c58d403 SH	139	RTM_GETNSID = 90,
	140	#define RTM_GETNSID RTM_GETNSID
	141
ea8fc104 SH	142	__RTM_MAX,
ea8fc104 SH	143	#define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1)
091ed219	144	};
0633baa1	145
ea8fc104 SH	146	#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
	147	#define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
	148	#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2)
	149
0633baa1 SH	150	/*
	151	Generic structure for encapsulation of optional route information.
	152	It is reminiscent of sockaddr, but with sa_family replaced
	153	with attribute type.
	154	*/
	155
ab322673	156	struct rtattr {
0633baa1 SH	157	unsigned short rta_len;
	158	unsigned short rta_type;
	159	};
	160
	161	/* Macros to handle rtattributes */
	162
	163	#define RTA_ALIGNTO 4
	164	#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
	165	#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
	166	(rta)->rta_len >= sizeof(struct rtattr) && \
	167	(rta)->rta_len <= (len))
	168	#define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
	169	(struct rtattr)(((char)(rta)) + RTA_ALIGN((rta)->rta_len)))
	170	#define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
	171	#define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len))
	172	#define RTA_DATA(rta) ((void)(((char)(rta)) + RTA_LENGTH(0)))
	173	#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
	174
	175
	176
	177
	178	/******************************************************************************
	179	* Definitions used in routing table administration.
	180	****/
	181
ab322673	182	struct rtmsg {
0633baa1 SH	183	unsigned char rtm_family;
	184	unsigned char rtm_dst_len;
	185	unsigned char rtm_src_len;
	186	unsigned char rtm_tos;
	187
	188	unsigned char rtm_table; /* Routing table id */
	189	unsigned char rtm_protocol; /* Routing protocol; see below */
	190	unsigned char rtm_scope; /* See below */
	191	unsigned char rtm_type; /* See below */
	192
	193	unsigned rtm_flags;
	194	};
	195
	196	/* rtm_type */
	197
ab322673	198	enum {
0633baa1 SH	199	RTN_UNSPEC,
	200	RTN_UNICAST, /* Gateway or direct route */
	201	RTN_LOCAL, /* Accept locally */
	202	RTN_BROADCAST, /* Accept locally as broadcast,
	203	send as broadcast */
	204	RTN_ANYCAST, /* Accept locally as broadcast,
	205	but send as unicast */
	206	RTN_MULTICAST, /* Multicast route */
	207	RTN_BLACKHOLE, /* Drop */
	208	RTN_UNREACHABLE, /* Destination is unreachable */
	209	RTN_PROHIBIT, /* Administratively prohibited */
	210	RTN_THROW, /* Not in this table */
	211	RTN_NAT, /* Translate this address */
	212	RTN_XRESOLVE, /* Use external resolver */
	213	__RTN_MAX
	214	};
	215
	216	#define RTN_MAX (__RTN_MAX - 1)
	217
	218
	219	/* rtm_protocol */
	220
	221	#define RTPROT_UNSPEC 0
	222	#define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects;
	223	not used by current IPv4 */
	224	#define RTPROT_KERNEL 2 /* Route installed by kernel */
	225	#define RTPROT_BOOT 3 /* Route installed during boot */
	226	#define RTPROT_STATIC 4 /* Route installed by administrator */
	227
	228	/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
	229	they are just passed from user and back as is.
	230	It will be used by hypothetical multiple routing daemons.
	231	Note that protocol values should be standardized in order to
	232	avoid conflicts.
	233	*/
	234
	235	#define RTPROT_GATED 8 /* Apparently, GateD */
	236	#define RTPROT_RA 9 /* RDISC/ND router advertisements */
	237	#define RTPROT_MRT 10 /* Merit MRT */
	238	#define RTPROT_ZEBRA 11 /* Zebra */
	239	#define RTPROT_BIRD 12 /* BIRD */
	240	#define RTPROT_DNROUTED 13 /* DECnet routing daemon */
	241	#define RTPROT_XORP 14 /* XORP */
40b6c62c	242	#define RTPROT_NTK 15 /* Netsukuku */
67881151	243	#define RTPROT_DHCP 16 /* DHCP client */
910773dc	244	#define RTPROT_MROUTED 17 /* Multicast daemon */
1fa804e0 DT	245	#define RTPROT_BABEL 42 /* Babel daemon */
1fa804e0 DT	246
0633baa1 SH	247	/* rtm_scope
	248
	249	Really it is not scope, but sort of distance to the destination.
	250	NOWHERE are reserved for not existing destinations, HOST is our
	251	local addresses, LINK are destinations, located on directly attached
	252	link and UNIVERSE is everywhere in the Universe.
	253
	254	Intermediate values are also possible f.e. interior routes
	255	could be assigned a value between UNIVERSE and LINK.
	256	*/
	257
ab322673	258	enum rt_scope_t {
0633baa1 SH	259	RT_SCOPE_UNIVERSE=0,
	260	/* User defined values */
	261	RT_SCOPE_SITE=200,
	262	RT_SCOPE_LINK=253,
	263	RT_SCOPE_HOST=254,
	264	RT_SCOPE_NOWHERE=255
	265	};
	266
	267	/* rtm_flags */
	268
	269	#define RTM_F_NOTIFY 0x100 /* Notify user of route change */
	270	#define RTM_F_CLONED 0x200 /* This route is cloned */
	271	#define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */
	272	#define RTM_F_PREFIX 0x800 /* Prefix addresses */
	273
	274	/* Reserved table identifiers */
	275
ab322673	276	enum rt_class_t {
0633baa1 SH	277	RT_TABLE_UNSPEC=0,
0633baa1 SH	278	/* User defined values */
3ea2fb98	279	RT_TABLE_COMPAT=252,
0633baa1 SH	280	RT_TABLE_DEFAULT=253,
	281	RT_TABLE_MAIN=254,
	282	RT_TABLE_LOCAL=255,
ead2ba70	283	RT_TABLE_MAX=0xFFFFFFFF
0633baa1	284	};
0633baa1 SH	285
	286
	287	/* Routing message attributes */
	288
ab322673	289	enum rtattr_type_t {
0633baa1 SH	290	RTA_UNSPEC,
	291	RTA_DST,
	292	RTA_SRC,
	293	RTA_IIF,
	294	RTA_OIF,
	295	RTA_GATEWAY,
	296	RTA_PRIORITY,
	297	RTA_PREFSRC,
	298	RTA_METRICS,
	299	RTA_MULTIPATH,
3ea2fb98	300	RTA_PROTOINFO, /* no longer used */
0633baa1 SH	301	RTA_FLOW,
0633baa1 SH	302	RTA_CACHEINFO,
3ea2fb98	303	RTA_SESSION, /* no longer used */
a6ffa8b0	304	RTA_MP_ALGO, /* no longer used */
34e95647	305	RTA_TABLE,
04a9fc0a	306	RTA_MARK,
910773dc	307	RTA_MFC_STATS,
61333d24 SH	308	RTA_VIA,
	309	RTA_NEWDST,
	310	RTA_PREF,
a3563ede SH	311	RTA_ENCAP_TYPE,
a3563ede SH	312	RTA_ENCAP,
0633baa1 SH	313	__RTA_MAX
	314	};
	315
	316	#define RTA_MAX (__RTA_MAX - 1)
	317
	318	#define RTM_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
	319	#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
	320
	321	/* RTM_MULTIPATH --- array of struct rtnexthop.
	322	*
	323	* "struct rtnexthop" describes all necessary nexthop information,
	324	* i.e. parameters of path to a destination via this nexthop.
	325	*
	326	* At the moment it is impossible to set different prefsrc, mtu, window
	327	* and rtt for different paths from multipath.
	328	*/
	329
ab322673	330	struct rtnexthop {
0633baa1 SH	331	unsigned short rtnh_len;
	332	unsigned char rtnh_flags;
	333	unsigned char rtnh_hops;
	334	int rtnh_ifindex;
	335	};
	336
	337	/* rtnh_flags */
	338
	339	#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
	340	#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
	341	#define RTNH_F_ONLINK 4 /* Gateway is forced on link */
ebfe4922	342	#define RTNH_F_OFFLOAD 8 /* offloaded route */
ff631c3a SH	343	#define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */
	344
	345	#define RTNH_COMPARE_MASK (RTNH_F_DEAD \| RTNH_F_LINKDOWN)
0633baa1 SH	346
	347	/* Macros to handle hexthops */
	348
	349	#define RTNH_ALIGNTO 4
	350	#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
	351	#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
	352	((int)(rtnh)->rtnh_len) <= (len))
	353	#define RTNH_NEXT(rtnh) ((struct rtnexthop)(((char)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
	354	#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
	355	#define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
	356	#define RTNH_DATA(rtnh) ((struct rtattr)(((char)(rtnh)) + RTNH_LENGTH(0)))
	357
61333d24 SH	358	/* RTA_VIA */
	359	struct rtvia {
	360	__kernel_sa_family_t rtvia_family;
	361	__u8 rtvia_addr[0];
	362	};
	363
0633baa1 SH	364	/* RTM_CACHEINFO */
0633baa1 SH	365
ab322673	366	struct rta_cacheinfo {
0633baa1 SH	367	__u32 rta_clntref;
	368	__u32 rta_lastuse;
	369	__s32 rta_expires;
	370	__u32 rta_error;
	371	__u32 rta_used;
	372
	373	#define RTNETLINK_HAVE_PEERINFO 1
	374	__u32 rta_id;
	375	__u32 rta_ts;
	376	__u32 rta_tsage;
	377	};
	378
	379	/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
	380
ab322673	381	enum {
0633baa1 SH	382	RTAX_UNSPEC,
	383	#define RTAX_UNSPEC RTAX_UNSPEC
	384	RTAX_LOCK,
	385	#define RTAX_LOCK RTAX_LOCK
	386	RTAX_MTU,
	387	#define RTAX_MTU RTAX_MTU
	388	RTAX_WINDOW,
	389	#define RTAX_WINDOW RTAX_WINDOW
	390	RTAX_RTT,
	391	#define RTAX_RTT RTAX_RTT
	392	RTAX_RTTVAR,
	393	#define RTAX_RTTVAR RTAX_RTTVAR
	394	RTAX_SSTHRESH,
	395	#define RTAX_SSTHRESH RTAX_SSTHRESH
	396	RTAX_CWND,
	397	#define RTAX_CWND RTAX_CWND
	398	RTAX_ADVMSS,
	399	#define RTAX_ADVMSS RTAX_ADVMSS
	400	RTAX_REORDERING,
	401	#define RTAX_REORDERING RTAX_REORDERING
	402	RTAX_HOPLIMIT,
	403	#define RTAX_HOPLIMIT RTAX_HOPLIMIT
	404	RTAX_INITCWND,
	405	#define RTAX_INITCWND RTAX_INITCWND
	406	RTAX_FEATURES,
	407	#define RTAX_FEATURES RTAX_FEATURES
dfd26e1c SH	408	RTAX_RTO_MIN,
dfd26e1c SH	409	#define RTAX_RTO_MIN RTAX_RTO_MIN
8ecdcce0 SH	410	RTAX_INITRWND,
8ecdcce0 SH	411	#define RTAX_INITRWND RTAX_INITRWND
ecefa08c SH	412	RTAX_QUICKACK,
ecefa08c SH	413	#define RTAX_QUICKACK RTAX_QUICKACK
f233410d SH	414	RTAX_CC_ALGO,
f233410d SH	415	#define RTAX_CC_ALGO RTAX_CC_ALGO
0633baa1 SH	416	__RTAX_MAX
	417	};
	418
	419	#define RTAX_MAX (__RTAX_MAX - 1)
	420
	421	#define RTAX_FEATURE_ECN 0x00000001
	422	#define RTAX_FEATURE_SACK 0x00000002
	423	#define RTAX_FEATURE_TIMESTAMP 0x00000004
206a0441	424	#define RTAX_FEATURE_ALLFRAG 0x00000008
0633baa1	425
ab322673	426	struct rta_session {
0633baa1	427	__u8 proto;
6864c1e7 SH	428	__u8 pad1;
6864c1e7 SH	429	__u16 pad2;
0633baa1 SH	430
	431	union {
	432	struct {
	433	__u16 sport;
	434	__u16 dport;
	435	} ports;
	436
	437	struct {
	438	__u8 type;
	439	__u8 code;
	440	__u16 ident;
	441	} icmpt;
	442
	443	__u32 spi;
	444	} u;
	445	};
	446
910773dc SH	447	struct rta_mfc_stats {
	448	__u64 mfcs_packets;
	449	__u64 mfcs_bytes;
	450	__u64 mfcs_wrong_if;
	451	};
	452
0633baa1 SH	453	/****
	454	* General form of address family dependent message.
	455	****/
	456
ab322673	457	struct rtgenmsg {
0633baa1 SH	458	unsigned char rtgen_family;
	459	};
	460
	461	/*****************************************************************
	462	* Link layer specific messages.
	463	****/
	464
	465	/* struct ifinfomsg
	466	* passes link level specific information, not dependent
	467	* on network protocol.
	468	*/
	469
ab322673	470	struct ifinfomsg {
0633baa1 SH	471	unsigned char ifi_family;
	472	unsigned char __ifi_pad;
	473	unsigned short ifi_type; /* ARPHRD_* */
	474	int ifi_index; /* Link index */
	475	unsigned ifi_flags; /* IFF_* flags */
	476	unsigned ifi_change; /* IFF_* change mask */
	477	};
	478
	479	/********************************************************************
	480	* prefix information
	481	****/
	482
ab322673	483	struct prefixmsg {
0633baa1	484	unsigned char prefix_family;
6864c1e7 SH	485	unsigned char prefix_pad1;
6864c1e7 SH	486	unsigned short prefix_pad2;
0633baa1 SH	487	int prefix_ifindex;
	488	unsigned char prefix_type;
	489	unsigned char prefix_len;
	490	unsigned char prefix_flags;
6864c1e7	491	unsigned char prefix_pad3;
0633baa1 SH	492	};
	493
	494	enum
	495	{
	496	PREFIX_UNSPEC,
	497	PREFIX_ADDRESS,
	498	PREFIX_CACHEINFO,
	499	__PREFIX_MAX
	500	};
	501
	502	#define PREFIX_MAX (__PREFIX_MAX - 1)
	503
ab322673	504	struct prefix_cacheinfo {
0633baa1 SH	505	__u32 preferred_time;
	506	__u32 valid_time;
	507	};
	508
0633baa1 SH	509
	510	/*****************************************************************
	511	* Traffic control messages.
	512	****/
	513
ab322673	514	struct tcmsg {
0633baa1 SH	515	unsigned char tcm_family;
	516	unsigned char tcm__pad1;
	517	unsigned short tcm__pad2;
	518	int tcm_ifindex;
	519	__u32 tcm_handle;
	520	__u32 tcm_parent;
	521	__u32 tcm_info;
	522	};
	523
ab322673	524	enum {
0633baa1 SH	525	TCA_UNSPEC,
	526	TCA_KIND,
	527	TCA_OPTIONS,
	528	TCA_STATS,
	529	TCA_XSTATS,
	530	TCA_RATE,
	531	TCA_FCNT,
e5879dc6	532	TCA_STATS2,
19ecc16d	533	TCA_STAB,
0633baa1 SH	534	__TCA_MAX
	535	};
	536
	537	#define TCA_MAX (__TCA_MAX - 1)
	538
	539	#define TCA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
	540	#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
	541
5472ac6f SH	542	/********************************************************************
	543	* Neighbor Discovery userland options
	544	****/
	545
ab322673	546	struct nduseroptmsg {
5472ac6f SH	547	unsigned char nduseropt_family;
	548	unsigned char nduseropt_pad1;
	549	unsigned short nduseropt_opts_len; /* Total length of options */
	550	int nduseropt_ifindex;
	551	__u8 nduseropt_icmp_type;
	552	__u8 nduseropt_icmp_code;
	553	unsigned short nduseropt_pad2;
	554	unsigned int nduseropt_pad3;
	555	/* Followed by one or more ND options */
	556	};
	557
ab322673	558	enum {
5472ac6f SH	559	NDUSEROPT_UNSPEC,
	560	NDUSEROPT_SRCADDR,
	561	__NDUSEROPT_MAX
	562	};
	563
	564	#define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1)
	565
351efcde	566	/* RTnetlink multicast groups - backwards compatibility for userspace */
0633baa1 SH	567	#define RTMGRP_LINK 1
	568	#define RTMGRP_NOTIFY 2
	569	#define RTMGRP_NEIGH 4
	570	#define RTMGRP_TC 8
	571
	572	#define RTMGRP_IPV4_IFADDR 0x10
	573	#define RTMGRP_IPV4_MROUTE 0x20
	574	#define RTMGRP_IPV4_ROUTE 0x40
8f8a3648	575	#define RTMGRP_IPV4_RULE 0x80
0633baa1 SH	576
	577	#define RTMGRP_IPV6_IFADDR 0x100
	578	#define RTMGRP_IPV6_MROUTE 0x200
	579	#define RTMGRP_IPV6_ROUTE 0x400
	580	#define RTMGRP_IPV6_IFINFO 0x800
	581
	582	#define RTMGRP_DECnet_IFADDR 0x1000
	583	#define RTMGRP_DECnet_ROUTE 0x4000
	584
	585	#define RTMGRP_IPV6_PREFIX 0x20000
	586
351efcde SH	587	/* RTnetlink multicast groups */
	588	enum rtnetlink_groups {
	589	RTNLGRP_NONE,
	590	#define RTNLGRP_NONE RTNLGRP_NONE
	591	RTNLGRP_LINK,
	592	#define RTNLGRP_LINK RTNLGRP_LINK
	593	RTNLGRP_NOTIFY,
	594	#define RTNLGRP_NOTIFY RTNLGRP_NOTIFY
	595	RTNLGRP_NEIGH,
	596	#define RTNLGRP_NEIGH RTNLGRP_NEIGH
	597	RTNLGRP_TC,
	598	#define RTNLGRP_TC RTNLGRP_TC
	599	RTNLGRP_IPV4_IFADDR,
	600	#define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR
	601	RTNLGRP_IPV4_MROUTE,
	602	#define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE
	603	RTNLGRP_IPV4_ROUTE,
	604	#define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE
8f8a3648 SH	605	RTNLGRP_IPV4_RULE,
8f8a3648 SH	606	#define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE
351efcde SH	607	RTNLGRP_IPV6_IFADDR,
	608	#define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR
	609	RTNLGRP_IPV6_MROUTE,
	610	#define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE
	611	RTNLGRP_IPV6_ROUTE,
	612	#define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE
	613	RTNLGRP_IPV6_IFINFO,
	614	#define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO
	615	RTNLGRP_DECnet_IFADDR,
	616	#define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR
09954dc6	617	RTNLGRP_NOP2,
351efcde SH	618	RTNLGRP_DECnet_ROUTE,
351efcde SH	619	#define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE
ead2ba70 SH	620	RTNLGRP_DECnet_RULE,
ead2ba70 SH	621	#define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE
09954dc6	622	RTNLGRP_NOP4,
351efcde SH	623	RTNLGRP_IPV6_PREFIX,
351efcde SH	624	#define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX
ead2ba70 SH	625	RTNLGRP_IPV6_RULE,
ead2ba70 SH	626	#define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE
5472ac6f SH	627	RTNLGRP_ND_USEROPT,
5472ac6f SH	628	#define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT
05bfd165 SH	629	RTNLGRP_PHONET_IFADDR,
	630	#define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR
	631	RTNLGRP_PHONET_ROUTE,
	632	#define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE
707f612c SH	633	RTNLGRP_DCB,
707f612c SH	634	#define RTNLGRP_DCB RTNLGRP_DCB
910773dc SH	635	RTNLGRP_IPV4_NETCONF,
	636	#define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF
	637	RTNLGRP_IPV6_NETCONF,
	638	#define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF
4a4ee616 CW	639	RTNLGRP_MDB,
4a4ee616 CW	640	#define RTNLGRP_MDB RTNLGRP_MDB
61333d24 SH	641	RTNLGRP_MPLS_ROUTE,
61333d24 SH	642	#define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE
e46efaed SH	643	RTNLGRP_NSID,
e46efaed SH	644	#define RTNLGRP_NSID RTNLGRP_NSID
351efcde SH	645	__RTNLGRP_MAX
	646	};
	647	#define RTNLGRP_MAX (__RTNLGRP_MAX - 1)
	648
0633baa1	649	/* TC action piece */
ab322673	650	struct tcamsg {
0633baa1 SH	651	unsigned char tca_family;
	652	unsigned char tca__pad1;
	653	unsigned short tca__pad2;
	654	};
	655	#define TA_RTA(r) ((struct rtattr)(((char)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
	656	#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
	657	#define TCA_ACT_TAB 1 /* attr type must be >=1 */
	658	#define TCAA_MAX 1
	659
c23abafb SH	660	/* New extended info filters for IFLA_EXT_MASK */
c23abafb SH	661	#define RTEXT_FILTER_VF (1 << 0)
609106d3	662	#define RTEXT_FILTER_BRVLAN (1 << 1)
f233410d	663	#define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2)
c23abafb	664
0633baa1 SH	665	/* End of information exported to user level */
	666
	667
	668
910773dc	669	#endif /* __LINUX_RTNETLINK_H */