include/uapi/linux/rtnetlink.h

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   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI__LINUX_RTNETLINK_H
   3 #define _UAPI__LINUX_RTNETLINK_H
   4 
   5 #include <linux/types.h>
   6 #include <linux/netlink.h>
   7 #include <linux/if_link.h>
   8 #include <linux/if_addr.h>
   9 #include <linux/neighbour.h>
  10 
  11 /* rtnetlink families. Values up to 127 are reserved for real address
  12  * families, values above 128 may be used arbitrarily.
  13  */
  14 #define RTNL_FAMILY_IPMR                128
  15 #define RTNL_FAMILY_IP6MR               129
  16 #define RTNL_FAMILY_MAX                 129
  17 
  18 /****
  19  *              Routing/neighbour discovery messages.
  20  ****/
  21 
  22 /* Types of messages */
  23 
  24 enum {
  25         RTM_BASE        = 16,
  26 #define RTM_BASE        RTM_BASE
  27 
  28         RTM_NEWLINK     = 16,
  29 #define RTM_NEWLINK     RTM_NEWLINK
  30         RTM_DELLINK,
  31 #define RTM_DELLINK     RTM_DELLINK
  32         RTM_GETLINK,
  33 #define RTM_GETLINK     RTM_GETLINK
  34         RTM_SETLINK,
  35 #define RTM_SETLINK     RTM_SETLINK
  36 
  37         RTM_NEWADDR     = 20,
  38 #define RTM_NEWADDR     RTM_NEWADDR
  39         RTM_DELADDR,
  40 #define RTM_DELADDR     RTM_DELADDR
  41         RTM_GETADDR,
  42 #define RTM_GETADDR     RTM_GETADDR
  43 
  44         RTM_NEWROUTE    = 24,
  45 #define RTM_NEWROUTE    RTM_NEWROUTE
  46         RTM_DELROUTE,
  47 #define RTM_DELROUTE    RTM_DELROUTE
  48         RTM_GETROUTE,
  49 #define RTM_GETROUTE    RTM_GETROUTE
  50 
  51         RTM_NEWNEIGH    = 28,
  52 #define RTM_NEWNEIGH    RTM_NEWNEIGH
  53         RTM_DELNEIGH,
  54 #define RTM_DELNEIGH    RTM_DELNEIGH
  55         RTM_GETNEIGH,
  56 #define RTM_GETNEIGH    RTM_GETNEIGH
  57 
  58         RTM_NEWRULE     = 32,
  59 #define RTM_NEWRULE     RTM_NEWRULE
  60         RTM_DELRULE,
  61 #define RTM_DELRULE     RTM_DELRULE
  62         RTM_GETRULE,
  63 #define RTM_GETRULE     RTM_GETRULE
  64 
  65         RTM_NEWQDISC    = 36,
  66 #define RTM_NEWQDISC    RTM_NEWQDISC
  67         RTM_DELQDISC,
  68 #define RTM_DELQDISC    RTM_DELQDISC
  69         RTM_GETQDISC,
  70 #define RTM_GETQDISC    RTM_GETQDISC
  71 
  72         RTM_NEWTCLASS   = 40,
  73 #define RTM_NEWTCLASS   RTM_NEWTCLASS
  74         RTM_DELTCLASS,
  75 #define RTM_DELTCLASS   RTM_DELTCLASS
  76         RTM_GETTCLASS,
  77 #define RTM_GETTCLASS   RTM_GETTCLASS
  78 
  79         RTM_NEWTFILTER  = 44,
  80 #define RTM_NEWTFILTER  RTM_NEWTFILTER
  81         RTM_DELTFILTER,
  82 #define RTM_DELTFILTER  RTM_DELTFILTER
  83         RTM_GETTFILTER,
  84 #define RTM_GETTFILTER  RTM_GETTFILTER
  85 
  86         RTM_NEWACTION   = 48,
  87 #define RTM_NEWACTION   RTM_NEWACTION
  88         RTM_DELACTION,
  89 #define RTM_DELACTION   RTM_DELACTION
  90         RTM_GETACTION,
  91 #define RTM_GETACTION   RTM_GETACTION
  92 
  93         RTM_NEWPREFIX   = 52,
  94 #define RTM_NEWPREFIX   RTM_NEWPREFIX
  95 
  96         RTM_GETMULTICAST = 58,
  97 #define RTM_GETMULTICAST RTM_GETMULTICAST
  98 
  99         RTM_GETANYCAST  = 62,
 100 #define RTM_GETANYCAST  RTM_GETANYCAST
 101 
 102         RTM_NEWNEIGHTBL = 64,
 103 #define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL
 104         RTM_GETNEIGHTBL = 66,
 105 #define RTM_GETNEIGHTBL RTM_GETNEIGHTBL
 106         RTM_SETNEIGHTBL,
 107 #define RTM_SETNEIGHTBL RTM_SETNEIGHTBL
 108 
 109         RTM_NEWNDUSEROPT = 68,
 110 #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT
 111 
 112         RTM_NEWADDRLABEL = 72,
 113 #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL
 114         RTM_DELADDRLABEL,
 115 #define RTM_DELADDRLABEL RTM_DELADDRLABEL
 116         RTM_GETADDRLABEL,
 117 #define RTM_GETADDRLABEL RTM_GETADDRLABEL
 118 
 119         RTM_GETDCB = 78,
 120 #define RTM_GETDCB RTM_GETDCB
 121         RTM_SETDCB,
 122 #define RTM_SETDCB RTM_SETDCB
 123 
 124         RTM_NEWNETCONF = 80,
 125 #define RTM_NEWNETCONF RTM_NEWNETCONF
 126         RTM_DELNETCONF,
 127 #define RTM_DELNETCONF RTM_DELNETCONF
 128         RTM_GETNETCONF = 82,
 129 #define RTM_GETNETCONF RTM_GETNETCONF
 130 
 131         RTM_NEWMDB = 84,
 132 #define RTM_NEWMDB RTM_NEWMDB
 133         RTM_DELMDB = 85,
 134 #define RTM_DELMDB RTM_DELMDB
 135         RTM_GETMDB = 86,
 136 #define RTM_GETMDB RTM_GETMDB
 137 
 138         RTM_NEWNSID = 88,
 139 #define RTM_NEWNSID RTM_NEWNSID
 140         RTM_DELNSID = 89,
 141 #define RTM_DELNSID RTM_DELNSID
 142         RTM_GETNSID = 90,
 143 #define RTM_GETNSID RTM_GETNSID
 144 
 145         RTM_NEWSTATS = 92,
 146 #define RTM_NEWSTATS RTM_NEWSTATS
 147         RTM_GETSTATS = 94,
 148 #define RTM_GETSTATS RTM_GETSTATS
 149 
 150         RTM_NEWCACHEREPORT = 96,
 151 #define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT
 152 
 153         RTM_NEWCHAIN = 100,
 154 #define RTM_NEWCHAIN RTM_NEWCHAIN
 155         RTM_DELCHAIN,
 156 #define RTM_DELCHAIN RTM_DELCHAIN
 157         RTM_GETCHAIN,
 158 #define RTM_GETCHAIN RTM_GETCHAIN
 159 
 160         RTM_NEWNEXTHOP = 104,
 161 #define RTM_NEWNEXTHOP  RTM_NEWNEXTHOP
 162         RTM_DELNEXTHOP,
 163 #define RTM_DELNEXTHOP  RTM_DELNEXTHOP
 164         RTM_GETNEXTHOP,
 165 #define RTM_GETNEXTHOP  RTM_GETNEXTHOP
 166 
 167         __RTM_MAX,
 168 #define RTM_MAX         (((__RTM_MAX + 3) & ~3) - 1)
 169 };
 170 
 171 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
 172 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
 173 #define RTM_FAM(cmd)    (((cmd) - RTM_BASE) >> 2)
 174 
 175 /* 
 176    Generic structure for encapsulation of optional route information.
 177    It is reminiscent of sockaddr, but with sa_family replaced
 178    with attribute type.
 179  */
 180 
 181 struct rtattr {
 182         unsigned short  rta_len;
 183         unsigned short  rta_type;
 184 };
 185 
 186 /* Macros to handle rtattributes */
 187 
 188 #define RTA_ALIGNTO     4U
 189 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
 190 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
 191                          (rta)->rta_len >= sizeof(struct rtattr) && \
 192                          (rta)->rta_len <= (len))
 193 #define RTA_NEXT(rta,attrlen)   ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
 194                                  (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len)))
 195 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
 196 #define RTA_SPACE(len)  RTA_ALIGN(RTA_LENGTH(len))
 197 #define RTA_DATA(rta)   ((void*)(((char*)(rta)) + RTA_LENGTH(0)))
 198 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
 199 
 200 
 201 
 202 
 203 /******************************************************************************
 204  *              Definitions used in routing table administration.
 205  ****/
 206 
 207 struct rtmsg {
 208         unsigned char           rtm_family;
 209         unsigned char           rtm_dst_len;
 210         unsigned char           rtm_src_len;
 211         unsigned char           rtm_tos;
 212 
 213         unsigned char           rtm_table;      /* Routing table id */
 214         unsigned char           rtm_protocol;   /* Routing protocol; see below  */
 215         unsigned char           rtm_scope;      /* See below */ 
 216         unsigned char           rtm_type;       /* See below    */
 217 
 218         unsigned                rtm_flags;
 219 };
 220 
 221 /* rtm_type */
 222 
 223 enum {
 224         RTN_UNSPEC,
 225         RTN_UNICAST,            /* Gateway or direct route      */
 226         RTN_LOCAL,              /* Accept locally               */
 227         RTN_BROADCAST,          /* Accept locally as broadcast,
 228                                    send as broadcast */
 229         RTN_ANYCAST,            /* Accept locally as broadcast,
 230                                    but send as unicast */
 231         RTN_MULTICAST,          /* Multicast route              */
 232         RTN_BLACKHOLE,          /* Drop                         */
 233         RTN_UNREACHABLE,        /* Destination is unreachable   */
 234         RTN_PROHIBIT,           /* Administratively prohibited  */
 235         RTN_THROW,              /* Not in this table            */
 236         RTN_NAT,                /* Translate this address       */
 237         RTN_XRESOLVE,           /* Use external resolver        */
 238         __RTN_MAX
 239 };
 240 
 241 #define RTN_MAX (__RTN_MAX - 1)
 242 
 243 
 244 /* rtm_protocol */
 245 
 246 #define RTPROT_UNSPEC   0
 247 #define RTPROT_REDIRECT 1       /* Route installed by ICMP redirects;
 248                                    not used by current IPv4 */
 249 #define RTPROT_KERNEL   2       /* Route installed by kernel            */
 250 #define RTPROT_BOOT     3       /* Route installed during boot          */
 251 #define RTPROT_STATIC   4       /* Route installed by administrator     */
 252 
 253 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
 254    they are just passed from user and back as is.
 255    It will be used by hypothetical multiple routing daemons.
 256    Note that protocol values should be standardized in order to
 257    avoid conflicts.
 258  */
 259 
 260 #define RTPROT_GATED    8       /* Apparently, GateD */
 261 #define RTPROT_RA       9       /* RDISC/ND router advertisements */
 262 #define RTPROT_MRT      10      /* Merit MRT */
 263 #define RTPROT_ZEBRA    11      /* Zebra */
 264 #define RTPROT_BIRD     12      /* BIRD */
 265 #define RTPROT_DNROUTED 13      /* DECnet routing daemon */
 266 #define RTPROT_XORP     14      /* XORP */
 267 #define RTPROT_NTK      15      /* Netsukuku */
 268 #define RTPROT_DHCP     16      /* DHCP client */
 269 #define RTPROT_MROUTED  17      /* Multicast daemon */
 270 #define RTPROT_BABEL    42      /* Babel daemon */
 271 #define RTPROT_BGP      186     /* BGP Routes */
 272 #define RTPROT_ISIS     187     /* ISIS Routes */
 273 #define RTPROT_OSPF     188     /* OSPF Routes */
 274 #define RTPROT_RIP      189     /* RIP Routes */
 275 #define RTPROT_EIGRP    192     /* EIGRP Routes */
 276 
 277 /* rtm_scope
 278 
 279    Really it is not scope, but sort of distance to the destination.
 280    NOWHERE are reserved for not existing destinations, HOST is our
 281    local addresses, LINK are destinations, located on directly attached
 282    link and UNIVERSE is everywhere in the Universe.
 283 
 284    Intermediate values are also possible f.e. interior routes
 285    could be assigned a value between UNIVERSE and LINK.
 286 */
 287 
 288 enum rt_scope_t {
 289         RT_SCOPE_UNIVERSE=0,
 290 /* User defined values  */
 291         RT_SCOPE_SITE=200,
 292         RT_SCOPE_LINK=253,
 293         RT_SCOPE_HOST=254,
 294         RT_SCOPE_NOWHERE=255
 295 };
 296 
 297 /* rtm_flags */
 298 
 299 #define RTM_F_NOTIFY            0x100   /* Notify user of route change  */
 300 #define RTM_F_CLONED            0x200   /* This route is cloned         */
 301 #define RTM_F_EQUALIZE          0x400   /* Multipath equalizer: NI      */
 302 #define RTM_F_PREFIX            0x800   /* Prefix addresses             */
 303 #define RTM_F_LOOKUP_TABLE      0x1000  /* set rtm_table to FIB lookup result */
 304 #define RTM_F_FIB_MATCH         0x2000  /* return full fib lookup match */
 305 
 306 /* Reserved table identifiers */
 307 
 308 enum rt_class_t {
 309         RT_TABLE_UNSPEC=0,
 310 /* User defined values */
 311         RT_TABLE_COMPAT=252,
 312         RT_TABLE_DEFAULT=253,
 313         RT_TABLE_MAIN=254,
 314         RT_TABLE_LOCAL=255,
 315         RT_TABLE_MAX=0xFFFFFFFF
 316 };
 317 
 318 
 319 /* Routing message attributes */
 320 
 321 enum rtattr_type_t {
 322         RTA_UNSPEC,
 323         RTA_DST,
 324         RTA_SRC,
 325         RTA_IIF,
 326         RTA_OIF,
 327         RTA_GATEWAY,
 328         RTA_PRIORITY,
 329         RTA_PREFSRC,
 330         RTA_METRICS,
 331         RTA_MULTIPATH,
 332         RTA_PROTOINFO, /* no longer used */
 333         RTA_FLOW,
 334         RTA_CACHEINFO,
 335         RTA_SESSION, /* no longer used */
 336         RTA_MP_ALGO, /* no longer used */
 337         RTA_TABLE,
 338         RTA_MARK,
 339         RTA_MFC_STATS,
 340         RTA_VIA,
 341         RTA_NEWDST,
 342         RTA_PREF,
 343         RTA_ENCAP_TYPE,
 344         RTA_ENCAP,
 345         RTA_EXPIRES,
 346         RTA_PAD,
 347         RTA_UID,
 348         RTA_TTL_PROPAGATE,
 349         RTA_IP_PROTO,
 350         RTA_SPORT,
 351         RTA_DPORT,
 352         RTA_NH_ID,
 353         __RTA_MAX
 354 };
 355 
 356 #define RTA_MAX (__RTA_MAX - 1)
 357 
 358 #define RTM_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
 359 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
 360 
 361 /* RTM_MULTIPATH --- array of struct rtnexthop.
 362  *
 363  * "struct rtnexthop" describes all necessary nexthop information,
 364  * i.e. parameters of path to a destination via this nexthop.
 365  *
 366  * At the moment it is impossible to set different prefsrc, mtu, window
 367  * and rtt for different paths from multipath.
 368  */
 369 
 370 struct rtnexthop {
 371         unsigned short          rtnh_len;
 372         unsigned char           rtnh_flags;
 373         unsigned char           rtnh_hops;
 374         int                     rtnh_ifindex;
 375 };
 376 
 377 /* rtnh_flags */
 378 
 379 #define RTNH_F_DEAD             1       /* Nexthop is dead (used by multipath)  */
 380 #define RTNH_F_PERVASIVE        2       /* Do recursive gateway lookup  */
 381 #define RTNH_F_ONLINK           4       /* Gateway is forced on link    */
 382 #define RTNH_F_OFFLOAD          8       /* offloaded route */
 383 #define RTNH_F_LINKDOWN         16      /* carrier-down on nexthop */
 384 #define RTNH_F_UNRESOLVED       32      /* The entry is unresolved (ipmr) */
 385 
 386 #define RTNH_COMPARE_MASK       (RTNH_F_DEAD | RTNH_F_LINKDOWN | RTNH_F_OFFLOAD)
 387 
 388 /* Macros to handle hexthops */
 389 
 390 #define RTNH_ALIGNTO    4
 391 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
 392 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
 393                            ((int)(rtnh)->rtnh_len) <= (len))
 394 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
 395 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
 396 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
 397 #define RTNH_DATA(rtnh)   ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0)))
 398 
 399 /* RTA_VIA */
 400 struct rtvia {
 401         __kernel_sa_family_t    rtvia_family;
 402         __u8                    rtvia_addr[0];
 403 };
 404 
 405 /* RTM_CACHEINFO */
 406 
 407 struct rta_cacheinfo {
 408         __u32   rta_clntref;
 409         __u32   rta_lastuse;
 410         __s32   rta_expires;
 411         __u32   rta_error;
 412         __u32   rta_used;
 413 
 414 #define RTNETLINK_HAVE_PEERINFO 1
 415         __u32   rta_id;
 416         __u32   rta_ts;
 417         __u32   rta_tsage;
 418 };
 419 
 420 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
 421 
 422 enum {
 423         RTAX_UNSPEC,
 424 #define RTAX_UNSPEC RTAX_UNSPEC
 425         RTAX_LOCK,
 426 #define RTAX_LOCK RTAX_LOCK
 427         RTAX_MTU,
 428 #define RTAX_MTU RTAX_MTU
 429         RTAX_WINDOW,
 430 #define RTAX_WINDOW RTAX_WINDOW
 431         RTAX_RTT,
 432 #define RTAX_RTT RTAX_RTT
 433         RTAX_RTTVAR,
 434 #define RTAX_RTTVAR RTAX_RTTVAR
 435         RTAX_SSTHRESH,
 436 #define RTAX_SSTHRESH RTAX_SSTHRESH
 437         RTAX_CWND,
 438 #define RTAX_CWND RTAX_CWND
 439         RTAX_ADVMSS,
 440 #define RTAX_ADVMSS RTAX_ADVMSS
 441         RTAX_REORDERING,
 442 #define RTAX_REORDERING RTAX_REORDERING
 443         RTAX_HOPLIMIT,
 444 #define RTAX_HOPLIMIT RTAX_HOPLIMIT
 445         RTAX_INITCWND,
 446 #define RTAX_INITCWND RTAX_INITCWND
 447         RTAX_FEATURES,
 448 #define RTAX_FEATURES RTAX_FEATURES
 449         RTAX_RTO_MIN,
 450 #define RTAX_RTO_MIN RTAX_RTO_MIN
 451         RTAX_INITRWND,
 452 #define RTAX_INITRWND RTAX_INITRWND
 453         RTAX_QUICKACK,
 454 #define RTAX_QUICKACK RTAX_QUICKACK
 455         RTAX_CC_ALGO,
 456 #define RTAX_CC_ALGO RTAX_CC_ALGO
 457         RTAX_FASTOPEN_NO_COOKIE,
 458 #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE
 459         __RTAX_MAX
 460 };
 461 
 462 #define RTAX_MAX (__RTAX_MAX - 1)
 463 
 464 #define RTAX_FEATURE_ECN        (1 << 0)
 465 #define RTAX_FEATURE_SACK       (1 << 1)
 466 #define RTAX_FEATURE_TIMESTAMP  (1 << 2)
 467 #define RTAX_FEATURE_ALLFRAG    (1 << 3)
 468 
 469 #define RTAX_FEATURE_MASK       (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \
 470                                  RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG)
 471 
 472 struct rta_session {
 473         __u8    proto;
 474         __u8    pad1;
 475         __u16   pad2;
 476 
 477         union {
 478                 struct {
 479                         __u16   sport;
 480                         __u16   dport;
 481                 } ports;
 482 
 483                 struct {
 484                         __u8    type;
 485                         __u8    code;
 486                         __u16   ident;
 487                 } icmpt;
 488 
 489                 __u32           spi;
 490         } u;
 491 };
 492 
 493 struct rta_mfc_stats {
 494         __u64   mfcs_packets;
 495         __u64   mfcs_bytes;
 496         __u64   mfcs_wrong_if;
 497 };
 498 
 499 /****
 500  *              General form of address family dependent message.
 501  ****/
 502 
 503 struct rtgenmsg {
 504         unsigned char           rtgen_family;
 505 };
 506 
 507 /*****************************************************************
 508  *              Link layer specific messages.
 509  ****/
 510 
 511 /* struct ifinfomsg
 512  * passes link level specific information, not dependent
 513  * on network protocol.
 514  */
 515 
 516 struct ifinfomsg {
 517         unsigned char   ifi_family;
 518         unsigned char   __ifi_pad;
 519         unsigned short  ifi_type;               /* ARPHRD_* */
 520         int             ifi_index;              /* Link index   */
 521         unsigned        ifi_flags;              /* IFF_* flags  */
 522         unsigned        ifi_change;             /* IFF_* change mask */
 523 };
 524 
 525 /********************************************************************
 526  *              prefix information 
 527  ****/
 528 
 529 struct prefixmsg {
 530         unsigned char   prefix_family;
 531         unsigned char   prefix_pad1;
 532         unsigned short  prefix_pad2;
 533         int             prefix_ifindex;
 534         unsigned char   prefix_type;
 535         unsigned char   prefix_len;
 536         unsigned char   prefix_flags;
 537         unsigned char   prefix_pad3;
 538 };
 539 
 540 enum 
 541 {
 542         PREFIX_UNSPEC,
 543         PREFIX_ADDRESS,
 544         PREFIX_CACHEINFO,
 545         __PREFIX_MAX
 546 };
 547 
 548 #define PREFIX_MAX      (__PREFIX_MAX - 1)
 549 
 550 struct prefix_cacheinfo {
 551         __u32   preferred_time;
 552         __u32   valid_time;
 553 };
 554 
 555 
 556 /*****************************************************************
 557  *              Traffic control messages.
 558  ****/
 559 
 560 struct tcmsg {
 561         unsigned char   tcm_family;
 562         unsigned char   tcm__pad1;
 563         unsigned short  tcm__pad2;
 564         int             tcm_ifindex;
 565         __u32           tcm_handle;
 566         __u32           tcm_parent;
 567 /* tcm_block_index is used instead of tcm_parent
 568  * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK
 569  */
 570 #define tcm_block_index tcm_parent
 571         __u32           tcm_info;
 572 };
 573 
 574 /* For manipulation of filters in shared block, tcm_ifindex is set to
 575  * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index
 576  * which is the block index.
 577  */
 578 #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU)
 579 
 580 enum {
 581         TCA_UNSPEC,
 582         TCA_KIND,
 583         TCA_OPTIONS,
 584         TCA_STATS,
 585         TCA_XSTATS,
 586         TCA_RATE,
 587         TCA_FCNT,
 588         TCA_STATS2,
 589         TCA_STAB,
 590         TCA_PAD,
 591         TCA_DUMP_INVISIBLE,
 592         TCA_CHAIN,
 593         TCA_HW_OFFLOAD,
 594         TCA_INGRESS_BLOCK,
 595         TCA_EGRESS_BLOCK,
 596         __TCA_MAX
 597 };
 598 
 599 #define TCA_MAX (__TCA_MAX - 1)
 600 
 601 #define TCA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
 602 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
 603 
 604 /********************************************************************
 605  *              Neighbor Discovery userland options
 606  ****/
 607 
 608 struct nduseroptmsg {
 609         unsigned char   nduseropt_family;
 610         unsigned char   nduseropt_pad1;
 611         unsigned short  nduseropt_opts_len;     /* Total length of options */
 612         int             nduseropt_ifindex;
 613         __u8            nduseropt_icmp_type;
 614         __u8            nduseropt_icmp_code;
 615         unsigned short  nduseropt_pad2;
 616         unsigned int    nduseropt_pad3;
 617         /* Followed by one or more ND options */
 618 };
 619 
 620 enum {
 621         NDUSEROPT_UNSPEC,
 622         NDUSEROPT_SRCADDR,
 623         __NDUSEROPT_MAX
 624 };
 625 
 626 #define NDUSEROPT_MAX   (__NDUSEROPT_MAX - 1)
 627 
 628 #ifndef __KERNEL__
 629 /* RTnetlink multicast groups - backwards compatibility for userspace */
 630 #define RTMGRP_LINK             1
 631 #define RTMGRP_NOTIFY           2
 632 #define RTMGRP_NEIGH            4
 633 #define RTMGRP_TC               8
 634 
 635 #define RTMGRP_IPV4_IFADDR      0x10
 636 #define RTMGRP_IPV4_MROUTE      0x20
 637 #define RTMGRP_IPV4_ROUTE       0x40
 638 #define RTMGRP_IPV4_RULE        0x80
 639 
 640 #define RTMGRP_IPV6_IFADDR      0x100
 641 #define RTMGRP_IPV6_MROUTE      0x200
 642 #define RTMGRP_IPV6_ROUTE       0x400
 643 #define RTMGRP_IPV6_IFINFO      0x800
 644 
 645 #define RTMGRP_DECnet_IFADDR    0x1000
 646 #define RTMGRP_DECnet_ROUTE     0x4000
 647 
 648 #define RTMGRP_IPV6_PREFIX      0x20000
 649 #endif
 650 
 651 /* RTnetlink multicast groups */
 652 enum rtnetlink_groups {
 653         RTNLGRP_NONE,
 654 #define RTNLGRP_NONE            RTNLGRP_NONE
 655         RTNLGRP_LINK,
 656 #define RTNLGRP_LINK            RTNLGRP_LINK
 657         RTNLGRP_NOTIFY,
 658 #define RTNLGRP_NOTIFY          RTNLGRP_NOTIFY
 659         RTNLGRP_NEIGH,
 660 #define RTNLGRP_NEIGH           RTNLGRP_NEIGH
 661         RTNLGRP_TC,
 662 #define RTNLGRP_TC              RTNLGRP_TC
 663         RTNLGRP_IPV4_IFADDR,
 664 #define RTNLGRP_IPV4_IFADDR     RTNLGRP_IPV4_IFADDR
 665         RTNLGRP_IPV4_MROUTE,
 666 #define RTNLGRP_IPV4_MROUTE     RTNLGRP_IPV4_MROUTE
 667         RTNLGRP_IPV4_ROUTE,
 668 #define RTNLGRP_IPV4_ROUTE      RTNLGRP_IPV4_ROUTE
 669         RTNLGRP_IPV4_RULE,
 670 #define RTNLGRP_IPV4_RULE       RTNLGRP_IPV4_RULE
 671         RTNLGRP_IPV6_IFADDR,
 672 #define RTNLGRP_IPV6_IFADDR     RTNLGRP_IPV6_IFADDR
 673         RTNLGRP_IPV6_MROUTE,
 674 #define RTNLGRP_IPV6_MROUTE     RTNLGRP_IPV6_MROUTE
 675         RTNLGRP_IPV6_ROUTE,
 676 #define RTNLGRP_IPV6_ROUTE      RTNLGRP_IPV6_ROUTE
 677         RTNLGRP_IPV6_IFINFO,
 678 #define RTNLGRP_IPV6_IFINFO     RTNLGRP_IPV6_IFINFO
 679         RTNLGRP_DECnet_IFADDR,
 680 #define RTNLGRP_DECnet_IFADDR   RTNLGRP_DECnet_IFADDR
 681         RTNLGRP_NOP2,
 682         RTNLGRP_DECnet_ROUTE,
 683 #define RTNLGRP_DECnet_ROUTE    RTNLGRP_DECnet_ROUTE
 684         RTNLGRP_DECnet_RULE,
 685 #define RTNLGRP_DECnet_RULE     RTNLGRP_DECnet_RULE
 686         RTNLGRP_NOP4,
 687         RTNLGRP_IPV6_PREFIX,
 688 #define RTNLGRP_IPV6_PREFIX     RTNLGRP_IPV6_PREFIX
 689         RTNLGRP_IPV6_RULE,
 690 #define RTNLGRP_IPV6_RULE       RTNLGRP_IPV6_RULE
 691         RTNLGRP_ND_USEROPT,
 692 #define RTNLGRP_ND_USEROPT      RTNLGRP_ND_USEROPT
 693         RTNLGRP_PHONET_IFADDR,
 694 #define RTNLGRP_PHONET_IFADDR   RTNLGRP_PHONET_IFADDR
 695         RTNLGRP_PHONET_ROUTE,
 696 #define RTNLGRP_PHONET_ROUTE    RTNLGRP_PHONET_ROUTE
 697         RTNLGRP_DCB,
 698 #define RTNLGRP_DCB             RTNLGRP_DCB
 699         RTNLGRP_IPV4_NETCONF,
 700 #define RTNLGRP_IPV4_NETCONF    RTNLGRP_IPV4_NETCONF
 701         RTNLGRP_IPV6_NETCONF,
 702 #define RTNLGRP_IPV6_NETCONF    RTNLGRP_IPV6_NETCONF
 703         RTNLGRP_MDB,
 704 #define RTNLGRP_MDB             RTNLGRP_MDB
 705         RTNLGRP_MPLS_ROUTE,
 706 #define RTNLGRP_MPLS_ROUTE      RTNLGRP_MPLS_ROUTE
 707         RTNLGRP_NSID,
 708 #define RTNLGRP_NSID            RTNLGRP_NSID
 709         RTNLGRP_MPLS_NETCONF,
 710 #define RTNLGRP_MPLS_NETCONF    RTNLGRP_MPLS_NETCONF
 711         RTNLGRP_IPV4_MROUTE_R,
 712 #define RTNLGRP_IPV4_MROUTE_R   RTNLGRP_IPV4_MROUTE_R
 713         RTNLGRP_IPV6_MROUTE_R,
 714 #define RTNLGRP_IPV6_MROUTE_R   RTNLGRP_IPV6_MROUTE_R
 715         RTNLGRP_NEXTHOP,
 716 #define RTNLGRP_NEXTHOP         RTNLGRP_NEXTHOP
 717         __RTNLGRP_MAX
 718 };
 719 #define RTNLGRP_MAX     (__RTNLGRP_MAX - 1)
 720 
 721 /* TC action piece */
 722 struct tcamsg {
 723         unsigned char   tca_family;
 724         unsigned char   tca__pad1;
 725         unsigned short  tca__pad2;
 726 };
 727 
 728 enum {
 729         TCA_ROOT_UNSPEC,
 730         TCA_ROOT_TAB,
 731 #define TCA_ACT_TAB TCA_ROOT_TAB
 732 #define TCAA_MAX TCA_ROOT_TAB
 733         TCA_ROOT_FLAGS,
 734         TCA_ROOT_COUNT,
 735         TCA_ROOT_TIME_DELTA, /* in msecs */
 736         __TCA_ROOT_MAX,
 737 #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1)
 738 };
 739 
 740 #define TA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
 741 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
 742 /* tcamsg flags stored in attribute TCA_ROOT_FLAGS
 743  *
 744  * TCA_FLAG_LARGE_DUMP_ON user->kernel to request for larger than TCA_ACT_MAX_PRIO
 745  * actions in a dump. All dump responses will contain the number of actions
 746  * being dumped stored in for user app's consumption in TCA_ROOT_COUNT
 747  *
 748  */
 749 #define TCA_FLAG_LARGE_DUMP_ON          (1 << 0)
 750 
 751 /* New extended info filters for IFLA_EXT_MASK */
 752 #define RTEXT_FILTER_VF         (1 << 0)
 753 #define RTEXT_FILTER_BRVLAN     (1 << 1)
 754 #define RTEXT_FILTER_BRVLAN_COMPRESSED  (1 << 2)
 755 #define RTEXT_FILTER_SKIP_STATS (1 << 3)
 756 
 757 /* End of information exported to user level */
 758 
 759 
 760 
 761 #endif /* _UAPI__LINUX_RTNETLINK_H */
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root/include/uapi/linux/rtnetlink.h

INCLUDED FROM
