1 files changed, 842 insertions, 0 deletions

diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
new file mode 100644
index 000000000000..32e52769a00b
--- /dev/null
+++ b/include/linux/rtnetlink.h
@@ -0,0 +1,842 @@
+#ifndef __LINUX_RTNETLINK_H
+#define __LINUX_RTNETLINK_H
+
+#include <linux/netlink.h>
+
+/****
+ *              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_GETPREFIX   = 54,
+#define RTM_GETPREFIX   RTM_GETPREFIX
+
+        RTM_GETMULTICAST = 58,
+#define RTM_GETMULTICAST RTM_GETMULTICAST
+
+        RTM_GETANYCAST  = 62,
+#define RTM_GETANYCAST  RTM_GETANYCAST
+
+        RTM_MAX,
+#define RTM_MAX         RTM_MAX
+};
+
+/* 
+   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 */
+
+/* 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_DEFAULT=253,
+        RT_TABLE_MAIN=254,
+        RT_TABLE_LOCAL=255,
+        __RT_TABLE_MAX
+};
+#define RT_TABLE_MAX (__RT_TABLE_MAX - 1)
+
+
+
+/* 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,
+        RTA_FLOW,
+        RTA_CACHEINFO,
+        RTA_SESSION,
+        RTA_MP_ALGO,
+        __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    */
+
+/* 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)))
+
+/* 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_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;
+
+        union {
+                struct {
+                        __u16   sport;
+                        __u16   dport;
+                } ports;
+
+                struct {
+                        __u8    type;
+                        __u8    code;
+                        __u16   ident;
+                } icmpt;
+
+                __u32           spi;
+        } u;
+};
+
+
+/*********************************************************
+ *              Interface address.
+ ****/
+
+struct ifaddrmsg
+{
+        unsigned char   ifa_family;
+        unsigned char   ifa_prefixlen;  /* The prefix length            */
+        unsigned char   ifa_flags;      /* Flags                        */
+        unsigned char   ifa_scope;      /* See above                    */
+        int             ifa_index;      /* Link index                   */
+};
+
+enum
+{
+        IFA_UNSPEC,
+        IFA_ADDRESS,
+        IFA_LOCAL,
+        IFA_LABEL,
+        IFA_BROADCAST,
+        IFA_ANYCAST,
+        IFA_CACHEINFO,
+        IFA_MULTICAST,
+        __IFA_MAX
+};
+
+#define IFA_MAX (__IFA_MAX - 1)
+
+/* ifa_flags */
+
+#define IFA_F_SECONDARY         0x01
+#define IFA_F_TEMPORARY         IFA_F_SECONDARY
+
+#define IFA_F_DEPRECATED        0x20
+#define IFA_F_TENTATIVE         0x40
+#define IFA_F_PERMANENT         0x80
+
+struct ifa_cacheinfo
+{
+        __u32   ifa_prefered;
+        __u32   ifa_valid;
+        __u32   cstamp; /* created timestamp, hundredths of seconds */
+        __u32   tstamp; /* updated timestamp, hundredths of seconds */
+};
+
+
+#define IFA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifaddrmsg))))
+#define IFA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifaddrmsg))
+
+/*
+   Important comment:
+   IFA_ADDRESS is prefix address, rather than local interface address.
+   It makes no difference for normally configured broadcast interfaces,
+   but for point-to-point IFA_ADDRESS is DESTINATION address,
+   local address is supplied in IFA_LOCAL attribute.
+ */
+
+/**************************************************************
+ *              Neighbour discovery.
+ ****/
+
+struct ndmsg
+{
+        unsigned char   ndm_family;
+        unsigned char   ndm_pad1;
+        unsigned short  ndm_pad2;
+        int             ndm_ifindex;    /* Link index                   */
+        __u16           ndm_state;
+        __u8            ndm_flags;
+        __u8            ndm_type;
+};
+
+enum
+{
+        NDA_UNSPEC,
+        NDA_DST,
+        NDA_LLADDR,
+        NDA_CACHEINFO,
+        NDA_PROBES,
+        __NDA_MAX
+};
+
+#define NDA_MAX (__NDA_MAX - 1)
+
+#define NDA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ndmsg))))
+#define NDA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ndmsg))
+
+/*
+ *      Neighbor Cache Entry Flags
+ */
+
+#define NTF_PROXY       0x08    /* == ATF_PUBL */
+#define NTF_ROUTER      0x80
+
+/*
+ *      Neighbor Cache Entry States.
+ */
+
+#define NUD_INCOMPLETE  0x01
+#define NUD_REACHABLE   0x02
+#define NUD_STALE       0x04
+#define NUD_DELAY       0x08
+#define NUD_PROBE       0x10
+#define NUD_FAILED      0x20
+
+/* Dummy states */
+#define NUD_NOARP       0x40
+#define NUD_PERMANENT   0x80
+#define NUD_NONE        0x00
+
+
+struct nda_cacheinfo
+{
+        __u32           ndm_confirmed;
+        __u32           ndm_used;
+        __u32           ndm_updated;
+        __u32           ndm_refcnt;
+};
+
+/****
+ *              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;
+        int             prefix_ifindex;
+        unsigned char   prefix_type;
+        unsigned char   prefix_len;
+        unsigned char   prefix_flags;
+};
+
+enum 
+{
+        PREFIX_UNSPEC,
+        PREFIX_ADDRESS,
+        PREFIX_CACHEINFO,
+        __PREFIX_MAX
+};
+
+#define PREFIX_MAX      (__PREFIX_MAX - 1)
+
+struct prefix_cacheinfo
+{
+        __u32   preferred_time;
+        __u32   valid_time;
+};
+
+/* The struct should be in sync with struct net_device_stats */
+struct rtnl_link_stats
+{
+        __u32   rx_packets;             /* total packets received       */
+        __u32   tx_packets;             /* total packets transmitted    */
+        __u32   rx_bytes;               /* total bytes received         */
+        __u32   tx_bytes;               /* total bytes transmitted      */
+        __u32   rx_errors;              /* bad packets received         */
+        __u32   tx_errors;              /* packet transmit problems     */
+        __u32   rx_dropped;             /* no space in linux buffers    */
+        __u32   tx_dropped;             /* no space available in linux  */
+        __u32   multicast;              /* multicast packets received   */
+        __u32   collisions;
+
+        /* detailed rx_errors: */
+        __u32   rx_length_errors;
+        __u32   rx_over_errors;         /* receiver ring buff overflow  */
+        __u32   rx_crc_errors;          /* recved pkt with crc error    */
+        __u32   rx_frame_errors;        /* recv'd frame alignment error */
+        __u32   rx_fifo_errors;         /* recv'r fifo overrun          */
+        __u32   rx_missed_errors;       /* receiver missed packet       */
+
+        /* detailed tx_errors */
+        __u32   tx_aborted_errors;
+        __u32   tx_carrier_errors;
+        __u32   tx_fifo_errors;
+        __u32   tx_heartbeat_errors;
+        __u32   tx_window_errors;
+        
+        /* for cslip etc */
+        __u32   rx_compressed;
+        __u32   tx_compressed;
+};
+
+/* The struct should be in sync with struct ifmap */
+struct rtnl_link_ifmap
+{
+        __u64   mem_start;
+        __u64   mem_end;
+        __u64   base_addr;
+        __u16   irq;
+        __u8    dma;
+        __u8    port;
+};
+
+enum
+{
+        IFLA_UNSPEC,
+        IFLA_ADDRESS,
+        IFLA_BROADCAST,
+        IFLA_IFNAME,
+        IFLA_MTU,
+        IFLA_LINK,
+        IFLA_QDISC,
+        IFLA_STATS,
+        IFLA_COST,
+#define IFLA_COST IFLA_COST
+        IFLA_PRIORITY,
+#define IFLA_PRIORITY IFLA_PRIORITY
+        IFLA_MASTER,
+#define IFLA_MASTER IFLA_MASTER
+        IFLA_WIRELESS,          /* Wireless Extension event - see wireless.h */
+#define IFLA_WIRELESS IFLA_WIRELESS
+        IFLA_PROTINFO,          /* Protocol specific information for a link */
+#define IFLA_PROTINFO IFLA_PROTINFO
+        IFLA_TXQLEN,
+#define IFLA_TXQLEN IFLA_TXQLEN
+        IFLA_MAP,
+#define IFLA_MAP IFLA_MAP
+        IFLA_WEIGHT,
+#define IFLA_WEIGHT IFLA_WEIGHT
+        __IFLA_MAX
+};
+
+
+#define IFLA_MAX (__IFLA_MAX - 1)
+
+#define IFLA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
+#define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
+
+/* ifi_flags.
+
+   IFF_* flags.
+
+   The only change is:
+   IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are
+   more not changeable by user. They describe link media
+   characteristics and set by device driver.
+
+   Comments:
+   - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid
+   - If neither of these three flags are set;
+     the interface is NBMA.
+
+   - IFF_MULTICAST does not mean anything special:
+   multicasts can be used on all not-NBMA links.
+   IFF_MULTICAST means that this media uses special encapsulation
+   for multicast frames. Apparently, all IFF_POINTOPOINT and
+   IFF_BROADCAST devices are able to use multicasts too.
+ */
+
+/* IFLA_LINK.
+   For usual devices it is equal ifi_index.
+   If it is a "virtual interface" (f.e. tunnel), ifi_link
+   can point to real physical interface (f.e. for bandwidth calculations),
+   or maybe 0, what means, that real media is unknown (usual
+   for IPIP tunnels, when route to endpoint is allowed to change)
+ */
+
+/* Subtype attributes for IFLA_PROTINFO */
+enum
+{
+        IFLA_INET6_UNSPEC,
+        IFLA_INET6_FLAGS,       /* link flags                   */
+        IFLA_INET6_CONF,        /* sysctl parameters            */
+        IFLA_INET6_STATS,       /* statistics                   */
+        IFLA_INET6_MCAST,       /* MC things. What of them?     */
+        IFLA_INET6_CACHEINFO,   /* time values and max reasm size */
+        __IFLA_INET6_MAX
+};
+
+#define IFLA_INET6_MAX  (__IFLA_INET6_MAX - 1)
+
+struct ifla_cacheinfo
+{
+        __u32   max_reasm_len;
+        __u32   tstamp;         /* ipv6InterfaceTable updated timestamp */
+        __u32   reachable_time;
+        __u32   retrans_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_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))
+
+
+/* RTnetlink multicast groups */
+
+#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_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
+
+/* 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
+
+/* End of information exported to user level */
+
+#ifdef __KERNEL__
+
+#include <linux/config.h>
+
+extern size_t rtattr_strlcpy(char *dest, const struct rtattr *rta, size_t size);
+static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str)
+{
+        int len = strlen(str) + 1;
+        return len > rta->rta_len || memcmp(RTA_DATA(rta), str, len);
+}
+
+extern int rtattr_parse(struct rtattr *tb[], int maxattr, struct rtattr *rta, int len);
+
+#define rtattr_parse_nested(tb, max, rta) \
+        rtattr_parse((tb), (max), RTA_DATA((rta)), RTA_PAYLOAD((rta)))
+
+extern struct sock *rtnl;
+
+struct rtnetlink_link
+{
+        int (*doit)(struct sk_buff *, struct nlmsghdr*, void *attr);
+        int (*dumpit)(struct sk_buff *, struct netlink_callback *cb);
+};
+
+extern struct rtnetlink_link * rtnetlink_links[NPROTO];
+extern int rtnetlink_send(struct sk_buff *skb, u32 pid, u32 group, int echo);
+extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics);
+
+extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const void *data);
+
+#define RTA_PUT(skb, attrtype, attrlen, data) \
+({      if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \
+                 goto rtattr_failure; \
+        __rta_fill(skb, attrtype, attrlen, data); }) 
+
+#define RTA_PUT_NOHDR(skb, attrlen, data) \
+({      if (unlikely(skb_tailroom(skb) < (int)(attrlen))) \
+                goto rtattr_failure; \
+        memcpy(skb_put(skb, RTA_ALIGN(attrlen)), data, attrlen); })
+                
+static inline struct rtattr *
+__rta_reserve(struct sk_buff *skb, int attrtype, int attrlen)
+{
+        struct rtattr *rta;
+        int size = RTA_LENGTH(attrlen);
+
+        rta = (struct rtattr*)skb_put(skb, RTA_ALIGN(size));
+        rta->rta_type = attrtype;
+        rta->rta_len = size;
+        return rta;
+}
+
+#define __RTA_PUT(skb, attrtype, attrlen) \
+({      if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \
+                goto rtattr_failure; \
+        __rta_reserve(skb, attrtype, attrlen); })
+
+extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change);
+
+extern struct semaphore rtnl_sem;
+
+#define rtnl_shlock()           down(&rtnl_sem)
+#define rtnl_shlock_nowait()    down_trylock(&rtnl_sem)
+
+#define rtnl_shunlock() do { up(&rtnl_sem); \
+                             if (rtnl && rtnl->sk_receive_queue.qlen) \
+                                     rtnl->sk_data_ready(rtnl, 0); \
+                        } while(0)
+
+extern void rtnl_lock(void);
+extern int rtnl_lock_interruptible(void);
+extern void rtnl_unlock(void);
+extern void rtnetlink_init(void);
+
+#define ASSERT_RTNL() do { \
+        if (unlikely(down_trylock(&rtnl_sem) == 0)) { \
+                up(&rtnl_sem); \
+                printk(KERN_ERR "RTNL: assertion failed at %s (%d)\n", \
+                       __FILE__,  __LINE__); \
+                dump_stack(); \
+        } \
+} while(0)
+
+#define BUG_TRAP(x) do { \
+        if (unlikely(!(x))) { \
+                printk(KERN_ERR "KERNEL: assertion (%s) failed at %s (%d)\n", \
+                        #x,  __FILE__ , __LINE__); \
+        } \
+} while(0)
+
+#endif /* __KERNEL__ */
+
+
+#endif  /* __LINUX_RTNETLINK_H */