1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __LINUX_RTNETLINK_H 3 #define __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_NEWLINKPROP = 108, 168 #define RTM_NEWLINKPROP RTM_NEWLINKPROP 169 RTM_DELLINKPROP, 170 #define RTM_DELLINKPROP RTM_DELLINKPROP 171 RTM_GETLINKPROP, 172 #define RTM_GETLINKPROP RTM_GETLINKPROP 173 174 RTM_NEWVLAN = 112, 175 #define RTM_NEWNVLAN RTM_NEWVLAN 176 RTM_DELVLAN, 177 #define RTM_DELVLAN RTM_DELVLAN 178 RTM_GETVLAN, 179 #define RTM_GETVLAN RTM_GETVLAN 180 181 __RTM_MAX, 182 #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) 183 }; 184 185 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) 186 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) 187 #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) 188 189 /* 190 Generic structure for encapsulation of optional route information. 191 It is reminiscent of sockaddr, but with sa_family replaced 192 with attribute type. 193 */ 194 195 struct rtattr { 196 unsigned short rta_len; 197 unsigned short rta_type; 198 }; 199 200 /* Macros to handle rtattributes */ 201 202 #define RTA_ALIGNTO 4U 203 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) 204 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ 205 (rta)->rta_len >= sizeof(struct rtattr) && \ 206 (rta)->rta_len <= (len)) 207 #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ 208 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) 209 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) 210 #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) 211 #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) 212 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) 213 214 215 216 217 /****************************************************************************** 218 * Definitions used in routing table administration. 219 ****/ 220 221 struct rtmsg { 222 unsigned char rtm_family; 223 unsigned char rtm_dst_len; 224 unsigned char rtm_src_len; 225 unsigned char rtm_tos; 226 227 unsigned char rtm_table; /* Routing table id */ 228 unsigned char rtm_protocol; /* Routing protocol; see below */ 229 unsigned char rtm_scope; /* See below */ 230 unsigned char rtm_type; /* See below */ 231 232 unsigned rtm_flags; 233 }; 234 235 /* rtm_type */ 236 237 enum { 238 RTN_UNSPEC, 239 RTN_UNICAST, /* Gateway or direct route */ 240 RTN_LOCAL, /* Accept locally */ 241 RTN_BROADCAST, /* Accept locally as broadcast, 242 send as broadcast */ 243 RTN_ANYCAST, /* Accept locally as broadcast, 244 but send as unicast */ 245 RTN_MULTICAST, /* Multicast route */ 246 RTN_BLACKHOLE, /* Drop */ 247 RTN_UNREACHABLE, /* Destination is unreachable */ 248 RTN_PROHIBIT, /* Administratively prohibited */ 249 RTN_THROW, /* Not in this table */ 250 RTN_NAT, /* Translate this address */ 251 RTN_XRESOLVE, /* Use external resolver */ 252 __RTN_MAX 253 }; 254 255 #define RTN_MAX (__RTN_MAX - 1) 256 257 258 /* rtm_protocol */ 259 260 #define RTPROT_UNSPEC 0 261 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; 262 not used by current IPv4 */ 263 #define RTPROT_KERNEL 2 /* Route installed by kernel */ 264 #define RTPROT_BOOT 3 /* Route installed during boot */ 265 #define RTPROT_STATIC 4 /* Route installed by administrator */ 266 267 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; 268 they are just passed from user and back as is. 269 It will be used by hypothetical multiple routing daemons. 270 Note that protocol values should be standardized in order to 271 avoid conflicts. 272 */ 273 274 #define RTPROT_GATED 8 /* Apparently, GateD */ 275 #define RTPROT_RA 9 /* RDISC/ND router advertisements */ 276 #define RTPROT_MRT 10 /* Merit MRT */ 277 #define RTPROT_ZEBRA 11 /* Zebra */ 278 #define RTPROT_BIRD 12 /* BIRD */ 279 #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ 280 #define RTPROT_XORP 14 /* XORP */ 281 #define RTPROT_NTK 15 /* Netsukuku */ 282 #define RTPROT_DHCP 16 /* DHCP client */ 283 #define RTPROT_MROUTED 17 /* Multicast daemon */ 284 #define RTPROT_KEEPALIVED 18 /* Keepalived daemon */ 285 #define RTPROT_BABEL 42 /* Babel daemon */ 286 #define RTPROT_BGP 186 /* BGP Routes */ 287 #define RTPROT_ISIS 187 /* ISIS Routes */ 288 #define RTPROT_OSPF 188 /* OSPF Routes */ 289 #define RTPROT_RIP 189 /* RIP Routes */ 290 #define RTPROT_EIGRP 192 /* EIGRP Routes */ 291 292 /* rtm_scope 293 294 Really it is not scope, but sort of distance to the destination. 295 NOWHERE are reserved for not existing destinations, HOST is our 296 local addresses, LINK are destinations, located on directly attached 297 link and UNIVERSE is everywhere in the Universe. 298 299 Intermediate values are also possible f.e. interior routes 300 could be assigned a value between UNIVERSE and LINK. 301 */ 302 303 enum rt_scope_t { 304 RT_SCOPE_UNIVERSE=0, 305 /* User defined values */ 306 RT_SCOPE_SITE=200, 307 RT_SCOPE_LINK=253, 308 RT_SCOPE_HOST=254, 309 RT_SCOPE_NOWHERE=255 310 }; 311 312 /* rtm_flags */ 313 314 #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ 315 #define RTM_F_CLONED 0x200 /* This route is cloned */ 316 #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ 317 #define RTM_F_PREFIX 0x800 /* Prefix addresses */ 318 #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */ 319 #define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */ 320 #define RTM_F_OFFLOAD 0x4000 /* route is offloaded */ 321 #define RTM_F_TRAP 0x8000 /* route is trapping packets */ 322 #define RTM_F_OFFLOAD_FAILED 0x20000000 /* route offload failed, this value 323 * is chosen to avoid conflicts with 324 * other flags defined in 325 * include/uapi/linux/ipv6_route.h 326 */ 327 328 /* Reserved table identifiers */ 329 330 enum rt_class_t { 331 RT_TABLE_UNSPEC=0, 332 /* User defined values */ 333 RT_TABLE_COMPAT=252, 334 RT_TABLE_DEFAULT=253, 335 RT_TABLE_MAIN=254, 336 RT_TABLE_LOCAL=255, 337 RT_TABLE_MAX=0xFFFFFFFF 338 }; 339 340 341 /* Routing message attributes */ 342 343 enum rtattr_type_t { 344 RTA_UNSPEC, 345 RTA_DST, 346 RTA_SRC, 347 RTA_IIF, 348 RTA_OIF, 349 RTA_GATEWAY, 350 RTA_PRIORITY, 351 RTA_PREFSRC, 352 RTA_METRICS, 353 RTA_MULTIPATH, 354 RTA_PROTOINFO, /* no longer used */ 355 RTA_FLOW, 356 RTA_CACHEINFO, 357 RTA_SESSION, /* no longer used */ 358 RTA_MP_ALGO, /* no longer used */ 359 RTA_TABLE, 360 RTA_MARK, 361 RTA_MFC_STATS, 362 RTA_VIA, 363 RTA_NEWDST, 364 RTA_PREF, 365 RTA_ENCAP_TYPE, 366 RTA_ENCAP, 367 RTA_EXPIRES, 368 RTA_PAD, 369 RTA_UID, 370 RTA_TTL_PROPAGATE, 371 RTA_IP_PROTO, 372 RTA_SPORT, 373 RTA_DPORT, 374 RTA_NH_ID, 375 __RTA_MAX 376 }; 377 378 #define RTA_MAX (__RTA_MAX - 1) 379 380 #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) 381 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) 382 383 /* RTM_MULTIPATH --- array of struct rtnexthop. 384 * 385 * "struct rtnexthop" describes all necessary nexthop information, 386 * i.e. parameters of path to a destination via this nexthop. 387 * 388 * At the moment it is impossible to set different prefsrc, mtu, window 389 * and rtt for different paths from multipath. 390 */ 391 392 struct rtnexthop { 393 unsigned short rtnh_len; 394 unsigned char rtnh_flags; 395 unsigned char rtnh_hops; 396 int rtnh_ifindex; 397 }; 398 399 /* rtnh_flags */ 400 401 #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ 402 #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ 403 #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ 404 #define RTNH_F_OFFLOAD 8 /* Nexthop is offloaded */ 405 #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */ 406 #define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */ 407 #define RTNH_F_TRAP 64 /* Nexthop is trapping packets */ 408 409 #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | \ 410 RTNH_F_OFFLOAD | RTNH_F_TRAP) 411 412 /* Macros to handle hexthops */ 413 414 #define RTNH_ALIGNTO 4 415 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) 416 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ 417 ((int)(rtnh)->rtnh_len) <= (len)) 418 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) 419 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) 420 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) 421 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) 422 423 /* RTA_VIA */ 424 struct rtvia { 425 __kernel_sa_family_t rtvia_family; 426 __u8 rtvia_addr[0]; 427 }; 428 429 /* RTM_CACHEINFO */ 430 431 struct rta_cacheinfo { 432 __u32 rta_clntref; 433 __u32 rta_lastuse; 434 __s32 rta_expires; 435 __u32 rta_error; 436 __u32 rta_used; 437 438 #define RTNETLINK_HAVE_PEERINFO 1 439 __u32 rta_id; 440 __u32 rta_ts; 441 __u32 rta_tsage; 442 }; 443 444 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ 445 446 enum { 447 RTAX_UNSPEC, 448 #define RTAX_UNSPEC RTAX_UNSPEC 449 RTAX_LOCK, 450 #define RTAX_LOCK RTAX_LOCK 451 RTAX_MTU, 452 #define RTAX_MTU RTAX_MTU 453 RTAX_WINDOW, 454 #define RTAX_WINDOW RTAX_WINDOW 455 RTAX_RTT, 456 #define RTAX_RTT RTAX_RTT 457 RTAX_RTTVAR, 458 #define RTAX_RTTVAR RTAX_RTTVAR 459 RTAX_SSTHRESH, 460 #define RTAX_SSTHRESH RTAX_SSTHRESH 461 RTAX_CWND, 462 #define RTAX_CWND RTAX_CWND 463 RTAX_ADVMSS, 464 #define RTAX_ADVMSS RTAX_ADVMSS 465 RTAX_REORDERING, 466 #define RTAX_REORDERING RTAX_REORDERING 467 RTAX_HOPLIMIT, 468 #define RTAX_HOPLIMIT RTAX_HOPLIMIT 469 RTAX_INITCWND, 470 #define RTAX_INITCWND RTAX_INITCWND 471 RTAX_FEATURES, 472 #define RTAX_FEATURES RTAX_FEATURES 473 RTAX_RTO_MIN, 474 #define RTAX_RTO_MIN RTAX_RTO_MIN 475 RTAX_INITRWND, 476 #define RTAX_INITRWND RTAX_INITRWND 477 RTAX_QUICKACK, 478 #define RTAX_QUICKACK RTAX_QUICKACK 479 RTAX_CC_ALGO, 480 #define RTAX_CC_ALGO RTAX_CC_ALGO 481 RTAX_FASTOPEN_NO_COOKIE, 482 #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE 483 __RTAX_MAX 484 }; 485 486 #define RTAX_MAX (__RTAX_MAX - 1) 487 488 #define RTAX_FEATURE_ECN (1 << 0) 489 #define RTAX_FEATURE_SACK (1 << 1) 490 #define RTAX_FEATURE_TIMESTAMP (1 << 2) 491 #define RTAX_FEATURE_ALLFRAG (1 << 3) 492 493 #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \ 494 RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG) 495 496 struct rta_session { 497 __u8 proto; 498 __u8 pad1; 499 __u16 pad2; 500 501 union { 502 struct { 503 __u16 sport; 504 __u16 dport; 505 } ports; 506 507 struct { 508 __u8 type; 509 __u8 code; 510 __u16 ident; 511 } icmpt; 512 513 __u32 spi; 514 } u; 515 }; 516 517 struct rta_mfc_stats { 518 __u64 mfcs_packets; 519 __u64 mfcs_bytes; 520 __u64 mfcs_wrong_if; 521 }; 522 523 /**** 524 * General form of address family dependent message. 525 ****/ 526 527 struct rtgenmsg { 528 unsigned char rtgen_family; 529 }; 530 531 /***************************************************************** 532 * Link layer specific messages. 533 ****/ 534 535 /* struct ifinfomsg 536 * passes link level specific information, not dependent 537 * on network protocol. 538 */ 539 540 struct ifinfomsg { 541 unsigned char ifi_family; 542 unsigned char __ifi_pad; 543 unsigned short ifi_type; /* ARPHRD_* */ 544 int ifi_index; /* Link index */ 545 unsigned ifi_flags; /* IFF_* flags */ 546 unsigned ifi_change; /* IFF_* change mask */ 547 }; 548 549 /******************************************************************** 550 * prefix information 551 ****/ 552 553 struct prefixmsg { 554 unsigned char prefix_family; 555 unsigned char prefix_pad1; 556 unsigned short prefix_pad2; 557 int prefix_ifindex; 558 unsigned char prefix_type; 559 unsigned char prefix_len; 560 unsigned char prefix_flags; 561 unsigned char prefix_pad3; 562 }; 563 564 enum 565 { 566 PREFIX_UNSPEC, 567 PREFIX_ADDRESS, 568 PREFIX_CACHEINFO, 569 __PREFIX_MAX 570 }; 571 572 #define PREFIX_MAX (__PREFIX_MAX - 1) 573 574 struct prefix_cacheinfo { 575 __u32 preferred_time; 576 __u32 valid_time; 577 }; 578 579 580 /***************************************************************** 581 * Traffic control messages. 582 ****/ 583 584 struct tcmsg { 585 unsigned char tcm_family; 586 unsigned char tcm__pad1; 587 unsigned short tcm__pad2; 588 int tcm_ifindex; 589 __u32 tcm_handle; 590 __u32 tcm_parent; 591 /* tcm_block_index is used instead of tcm_parent 592 * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK 593 */ 594 #define tcm_block_index tcm_parent 595 __u32 tcm_info; 596 }; 597 598 /* For manipulation of filters in shared block, tcm_ifindex is set to 599 * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index 600 * which is the block index. 601 */ 602 #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU) 603 604 enum { 605 TCA_UNSPEC, 606 TCA_KIND, 607 TCA_OPTIONS, 608 TCA_STATS, 609 TCA_XSTATS, 610 TCA_RATE, 611 TCA_FCNT, 612 TCA_STATS2, 613 TCA_STAB, 614 TCA_PAD, 615 TCA_DUMP_INVISIBLE, 616 TCA_CHAIN, 617 TCA_HW_OFFLOAD, 618 TCA_INGRESS_BLOCK, 619 TCA_EGRESS_BLOCK, 620 TCA_DUMP_FLAGS, 621 __TCA_MAX 622 }; 623 624 #define TCA_MAX (__TCA_MAX - 1) 625 626 #define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic 627 * data necessary to identify the objects 628 * (handle, cookie, etc.) and stats. 629 */ 630 631 #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) 632 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) 633 634 /******************************************************************** 635 * Neighbor Discovery userland options 636 ****/ 637 638 struct nduseroptmsg { 639 unsigned char nduseropt_family; 640 unsigned char nduseropt_pad1; 641 unsigned short nduseropt_opts_len; /* Total length of options */ 642 int nduseropt_ifindex; 643 __u8 nduseropt_icmp_type; 644 __u8 nduseropt_icmp_code; 645 unsigned short nduseropt_pad2; 646 unsigned int nduseropt_pad3; 647 /* Followed by one or more ND options */ 648 }; 649 650 enum { 651 NDUSEROPT_UNSPEC, 652 NDUSEROPT_SRCADDR, 653 __NDUSEROPT_MAX 654 }; 655 656 #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) 657 658 /* RTnetlink multicast groups - backwards compatibility for userspace */ 659 #define RTMGRP_LINK 1 660 #define RTMGRP_NOTIFY 2 661 #define RTMGRP_NEIGH 4 662 #define RTMGRP_TC 8 663 664 #define RTMGRP_IPV4_IFADDR 0x10 665 #define RTMGRP_IPV4_MROUTE 0x20 666 #define RTMGRP_IPV4_ROUTE 0x40 667 #define RTMGRP_IPV4_RULE 0x80 668 669 #define RTMGRP_IPV6_IFADDR 0x100 670 #define RTMGRP_IPV6_MROUTE 0x200 671 #define RTMGRP_IPV6_ROUTE 0x400 672 #define RTMGRP_IPV6_IFINFO 0x800 673 674 #define RTMGRP_DECnet_IFADDR 0x1000 675 #define RTMGRP_DECnet_ROUTE 0x4000 676 677 #define RTMGRP_IPV6_PREFIX 0x20000 678 679 /* RTnetlink multicast groups */ 680 enum rtnetlink_groups { 681 RTNLGRP_NONE, 682 #define RTNLGRP_NONE RTNLGRP_NONE 683 RTNLGRP_LINK, 684 #define RTNLGRP_LINK RTNLGRP_LINK 685 RTNLGRP_NOTIFY, 686 #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY 687 RTNLGRP_NEIGH, 688 #define RTNLGRP_NEIGH RTNLGRP_NEIGH 689 RTNLGRP_TC, 690 #define RTNLGRP_TC RTNLGRP_TC 691 RTNLGRP_IPV4_IFADDR, 692 #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR 693 RTNLGRP_IPV4_MROUTE, 694 #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE 695 RTNLGRP_IPV4_ROUTE, 696 #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE 697 RTNLGRP_IPV4_RULE, 698 #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE 699 RTNLGRP_IPV6_IFADDR, 700 #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR 701 RTNLGRP_IPV6_MROUTE, 702 #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE 703 RTNLGRP_IPV6_ROUTE, 704 #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE 705 RTNLGRP_IPV6_IFINFO, 706 #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO 707 RTNLGRP_DECnet_IFADDR, 708 #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR 709 RTNLGRP_NOP2, 710 RTNLGRP_DECnet_ROUTE, 711 #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE 712 RTNLGRP_DECnet_RULE, 713 #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE 714 RTNLGRP_NOP4, 715 RTNLGRP_IPV6_PREFIX, 716 #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX 717 RTNLGRP_IPV6_RULE, 718 #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE 719 RTNLGRP_ND_USEROPT, 720 #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT 721 RTNLGRP_PHONET_IFADDR, 722 #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR 723 RTNLGRP_PHONET_ROUTE, 724 #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE 725 RTNLGRP_DCB, 726 #define RTNLGRP_DCB RTNLGRP_DCB 727 RTNLGRP_IPV4_NETCONF, 728 #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF 729 RTNLGRP_IPV6_NETCONF, 730 #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF 731 RTNLGRP_MDB, 732 #define RTNLGRP_MDB RTNLGRP_MDB 733 RTNLGRP_MPLS_ROUTE, 734 #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE 735 RTNLGRP_NSID, 736 #define RTNLGRP_NSID RTNLGRP_NSID 737 RTNLGRP_MPLS_NETCONF, 738 #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF 739 RTNLGRP_IPV4_MROUTE_R, 740 #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R 741 RTNLGRP_IPV6_MROUTE_R, 742 #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R 743 RTNLGRP_NEXTHOP, 744 #define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP 745 RTNLGRP_BRVLAN, 746 #define RTNLGRP_BRVLAN RTNLGRP_BRVLAN 747 __RTNLGRP_MAX 748 }; 749 #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) 750 751 /* TC action piece */ 752 struct tcamsg { 753 unsigned char tca_family; 754 unsigned char tca__pad1; 755 unsigned short tca__pad2; 756 }; 757 758 enum { 759 TCA_ROOT_UNSPEC, 760 TCA_ROOT_TAB, 761 #define TCA_ACT_TAB TCA_ROOT_TAB 762 #define TCAA_MAX TCA_ROOT_TAB 763 TCA_ROOT_FLAGS, 764 TCA_ROOT_COUNT, 765 TCA_ROOT_TIME_DELTA, /* in msecs */ 766 __TCA_ROOT_MAX, 767 #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1) 768 }; 769 770 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) 771 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) 772 /* tcamsg flags stored in attribute TCA_ROOT_FLAGS 773 * 774 * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than 775 * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the 776 * number of actions being dumped stored in for user app's consumption in 777 * TCA_ROOT_COUNT 778 * 779 * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only 780 * includes essential action info (kind, index, etc.) 781 * 782 */ 783 #define TCA_FLAG_LARGE_DUMP_ON (1 << 0) 784 #define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON 785 #define TCA_ACT_FLAG_TERSE_DUMP (1 << 1) 786 787 /* New extended info filters for IFLA_EXT_MASK */ 788 #define RTEXT_FILTER_VF (1 << 0) 789 #define RTEXT_FILTER_BRVLAN (1 << 1) 790 #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) 791 #define RTEXT_FILTER_SKIP_STATS (1 << 3) 792 #define RTEXT_FILTER_MRP (1 << 4) 793 #define RTEXT_FILTER_CFM_CONFIG (1 << 5) 794 #define RTEXT_FILTER_CFM_STATUS (1 << 6) 795 796 /* End of information exported to user level */ 797 798 799 800 #endif /* __LINUX_RTNETLINK_H */ 801
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