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_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_NEWNEXTHOPBUCKET = 116, 182 #define RTM_NEWNEXTHOPBUCKET RTM_NEWNEXTHOPBUCKET 183 RTM_DELNEXTHOPBUCKET, 184 #define RTM_DELNEXTHOPBUCKET RTM_DELNEXTHOPBUCKET 185 RTM_GETNEXTHOPBUCKET, 186 #define RTM_GETNEXTHOPBUCKET RTM_GETNEXTHOPBUCKET 187 188 RTM_NEWTUNNEL = 120, 189 #define RTM_NEWTUNNEL RTM_NEWTUNNEL 190 RTM_DELTUNNEL, 191 #define RTM_DELTUNNEL RTM_DELTUNNEL 192 RTM_GETTUNNEL, 193 #define RTM_GETTUNNEL RTM_GETTUNNEL 194 195 __RTM_MAX, 196 #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) 197 }; 198 199 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) 200 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) 201 #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) 202 203 /* 204 Generic structure for encapsulation of optional route information. 205 It is reminiscent of sockaddr, but with sa_family replaced 206 with attribute type. 207 */ 208 209 struct rtattr { 210 unsigned short rta_len; 211 unsigned short rta_type; 212 }; 213 214 /* Macros to handle rtattributes */ 215 216 #define RTA_ALIGNTO 4U 217 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) 218 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ 219 (rta)->rta_len >= sizeof(struct rtattr) && \ 220 (rta)->rta_len <= (len)) 221 #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ 222 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) 223 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) 224 #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) 225 #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) 226 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) 227 228 229 230 231 /****************************************************************************** 232 * Definitions used in routing table administration. 233 ****/ 234 235 struct rtmsg { 236 unsigned char rtm_family; 237 unsigned char rtm_dst_len; 238 unsigned char rtm_src_len; 239 unsigned char rtm_tos; 240 241 unsigned char rtm_table; /* Routing table id */ 242 unsigned char rtm_protocol; /* Routing protocol; see below */ 243 unsigned char rtm_scope; /* See below */ 244 unsigned char rtm_type; /* See below */ 245 246 unsigned rtm_flags; 247 }; 248 249 /* rtm_type */ 250 251 enum { 252 RTN_UNSPEC, 253 RTN_UNICAST, /* Gateway or direct route */ 254 RTN_LOCAL, /* Accept locally */ 255 RTN_BROADCAST, /* Accept locally as broadcast, 256 send as broadcast */ 257 RTN_ANYCAST, /* Accept locally as broadcast, 258 but send as unicast */ 259 RTN_MULTICAST, /* Multicast route */ 260 RTN_BLACKHOLE, /* Drop */ 261 RTN_UNREACHABLE, /* Destination is unreachable */ 262 RTN_PROHIBIT, /* Administratively prohibited */ 263 RTN_THROW, /* Not in this table */ 264 RTN_NAT, /* Translate this address */ 265 RTN_XRESOLVE, /* Use external resolver */ 266 __RTN_MAX 267 }; 268 269 #define RTN_MAX (__RTN_MAX - 1) 270 271 272 /* rtm_protocol */ 273 274 #define RTPROT_UNSPEC 0 275 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; 276 not used by current IPv4 */ 277 #define RTPROT_KERNEL 2 /* Route installed by kernel */ 278 #define RTPROT_BOOT 3 /* Route installed during boot */ 279 #define RTPROT_STATIC 4 /* Route installed by administrator */ 280 281 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; 282 they are just passed from user and back as is. 283 It will be used by hypothetical multiple routing daemons. 284 Note that protocol values should be standardized in order to 285 avoid conflicts. 286 */ 287 288 #define RTPROT_GATED 8 /* Apparently, GateD */ 289 #define RTPROT_RA 9 /* RDISC/ND router advertisements */ 290 #define RTPROT_MRT 10 /* Merit MRT */ 291 #define RTPROT_ZEBRA 11 /* Zebra */ 292 #define RTPROT_BIRD 12 /* BIRD */ 293 #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ 294 #define RTPROT_XORP 14 /* XORP */ 295 #define RTPROT_NTK 15 /* Netsukuku */ 296 #define RTPROT_DHCP 16 /* DHCP client */ 297 #define RTPROT_MROUTED 17 /* Multicast daemon */ 298 #define RTPROT_KEEPALIVED 18 /* Keepalived daemon */ 299 #define RTPROT_BABEL 42 /* Babel daemon */ 300 #define RTPROT_OPENR 99 /* Open Routing (Open/R) Routes */ 301 #define RTPROT_BGP 186 /* BGP Routes */ 302 #define RTPROT_ISIS 187 /* ISIS Routes */ 303 #define RTPROT_OSPF 188 /* OSPF Routes */ 304 #define RTPROT_RIP 189 /* RIP Routes */ 305 #define RTPROT_EIGRP 192 /* EIGRP Routes */ 306 307 /* rtm_scope 308 309 Really it is not scope, but sort of distance to the destination. 310 NOWHERE are reserved for not existing destinations, HOST is our 311 local addresses, LINK are destinations, located on directly attached 312 link and UNIVERSE is everywhere in the Universe. 313 314 Intermediate values are also possible f.e. interior routes 315 could be assigned a value between UNIVERSE and LINK. 316 */ 317 318 enum rt_scope_t { 319 RT_SCOPE_UNIVERSE=0, 320 /* User defined values */ 321 RT_SCOPE_SITE=200, 322 RT_SCOPE_LINK=253, 323 RT_SCOPE_HOST=254, 324 RT_SCOPE_NOWHERE=255 325 }; 326 327 /* rtm_flags */ 328 329 #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ 330 #define RTM_F_CLONED 0x200 /* This route is cloned */ 331 #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ 332 #define RTM_F_PREFIX 0x800 /* Prefix addresses */ 333 #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */ 334 #define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */ 335 #define RTM_F_OFFLOAD 0x4000 /* route is offloaded */ 336 #define RTM_F_TRAP 0x8000 /* route is trapping packets */ 337 #define RTM_F_OFFLOAD_FAILED 0x20000000 /* route offload failed, this value 338 * is chosen to avoid conflicts with 339 * other flags defined in 340 * include/uapi/linux/ipv6_route.h 341 */ 342 343 /* Reserved table identifiers */ 344 345 enum rt_class_t { 346 RT_TABLE_UNSPEC=0, 347 /* User defined values */ 348 RT_TABLE_COMPAT=252, 349 RT_TABLE_DEFAULT=253, 350 RT_TABLE_MAIN=254, 351 RT_TABLE_LOCAL=255, 352 RT_TABLE_MAX=0xFFFFFFFF 353 }; 354 355 356 /* Routing message attributes */ 357 358 enum rtattr_type_t { 359 RTA_UNSPEC, 360 RTA_DST, 361 RTA_SRC, 362 RTA_IIF, 363 RTA_OIF, 364 RTA_GATEWAY, 365 RTA_PRIORITY, 366 RTA_PREFSRC, 367 RTA_METRICS, 368 RTA_MULTIPATH, 369 RTA_PROTOINFO, /* no longer used */ 370 RTA_FLOW, 371 RTA_CACHEINFO, 372 RTA_SESSION, /* no longer used */ 373 RTA_MP_ALGO, /* no longer used */ 374 RTA_TABLE, 375 RTA_MARK, 376 RTA_MFC_STATS, 377 RTA_VIA, 378 RTA_NEWDST, 379 RTA_PREF, 380 RTA_ENCAP_TYPE, 381 RTA_ENCAP, 382 RTA_EXPIRES, 383 RTA_PAD, 384 RTA_UID, 385 RTA_TTL_PROPAGATE, 386 RTA_IP_PROTO, 387 RTA_SPORT, 388 RTA_DPORT, 389 RTA_NH_ID, 390 __RTA_MAX 391 }; 392 393 #define RTA_MAX (__RTA_MAX - 1) 394 395 #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) 396 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) 397 398 /* RTM_MULTIPATH --- array of struct rtnexthop. 399 * 400 * "struct rtnexthop" describes all necessary nexthop information, 401 * i.e. parameters of path to a destination via this nexthop. 402 * 403 * At the moment it is impossible to set different prefsrc, mtu, window 404 * and rtt for different paths from multipath. 405 */ 406 407 struct rtnexthop { 408 unsigned short rtnh_len; 409 unsigned char rtnh_flags; 410 unsigned char rtnh_hops; 411 int rtnh_ifindex; 412 }; 413 414 /* rtnh_flags */ 415 416 #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ 417 #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ 418 #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ 419 #define RTNH_F_OFFLOAD 8 /* Nexthop is offloaded */ 420 #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */ 421 #define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */ 422 #define RTNH_F_TRAP 64 /* Nexthop is trapping packets */ 423 424 #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | \ 425 RTNH_F_OFFLOAD | RTNH_F_TRAP) 426 427 /* Macros to handle hexthops */ 428 429 #define RTNH_ALIGNTO 4 430 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) 431 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ 432 ((int)(rtnh)->rtnh_len) <= (len)) 433 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) 434 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) 435 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) 436 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) 437 438 /* RTA_VIA */ 439 struct rtvia { 440 __kernel_sa_family_t rtvia_family; 441 __u8 rtvia_addr[0]; 442 }; 443 444 /* RTM_CACHEINFO */ 445 446 struct rta_cacheinfo { 447 __u32 rta_clntref; 448 __u32 rta_lastuse; 449 __s32 rta_expires; 450 __u32 rta_error; 451 __u32 rta_used; 452 453 #define RTNETLINK_HAVE_PEERINFO 1 454 __u32 rta_id; 455 __u32 rta_ts; 456 __u32 rta_tsage; 457 }; 458 459 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ 460 461 enum { 462 RTAX_UNSPEC, 463 #define RTAX_UNSPEC RTAX_UNSPEC 464 RTAX_LOCK, 465 #define RTAX_LOCK RTAX_LOCK 466 RTAX_MTU, 467 #define RTAX_MTU RTAX_MTU 468 RTAX_WINDOW, 469 #define RTAX_WINDOW RTAX_WINDOW 470 RTAX_RTT, 471 #define RTAX_RTT RTAX_RTT 472 RTAX_RTTVAR, 473 #define RTAX_RTTVAR RTAX_RTTVAR 474 RTAX_SSTHRESH, 475 #define RTAX_SSTHRESH RTAX_SSTHRESH 476 RTAX_CWND, 477 #define RTAX_CWND RTAX_CWND 478 RTAX_ADVMSS, 479 #define RTAX_ADVMSS RTAX_ADVMSS 480 RTAX_REORDERING, 481 #define RTAX_REORDERING RTAX_REORDERING 482 RTAX_HOPLIMIT, 483 #define RTAX_HOPLIMIT RTAX_HOPLIMIT 484 RTAX_INITCWND, 485 #define RTAX_INITCWND RTAX_INITCWND 486 RTAX_FEATURES, 487 #define RTAX_FEATURES RTAX_FEATURES 488 RTAX_RTO_MIN, 489 #define RTAX_RTO_MIN RTAX_RTO_MIN 490 RTAX_INITRWND, 491 #define RTAX_INITRWND RTAX_INITRWND 492 RTAX_QUICKACK, 493 #define RTAX_QUICKACK RTAX_QUICKACK 494 RTAX_CC_ALGO, 495 #define RTAX_CC_ALGO RTAX_CC_ALGO 496 RTAX_FASTOPEN_NO_COOKIE, 497 #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE 498 __RTAX_MAX 499 }; 500 501 #define RTAX_MAX (__RTAX_MAX - 1) 502 503 #define RTAX_FEATURE_ECN (1 << 0) 504 #define RTAX_FEATURE_SACK (1 << 1) 505 #define RTAX_FEATURE_TIMESTAMP (1 << 2) 506 #define RTAX_FEATURE_ALLFRAG (1 << 3) 507 508 #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \ 509 RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG) 510 511 struct rta_session { 512 __u8 proto; 513 __u8 pad1; 514 __u16 pad2; 515 516 union { 517 struct { 518 __u16 sport; 519 __u16 dport; 520 } ports; 521 522 struct { 523 __u8 type; 524 __u8 code; 525 __u16 ident; 526 } icmpt; 527 528 __u32 spi; 529 } u; 530 }; 531 532 struct rta_mfc_stats { 533 __u64 mfcs_packets; 534 __u64 mfcs_bytes; 535 __u64 mfcs_wrong_if; 536 }; 537 538 /**** 539 * General form of address family dependent message. 540 ****/ 541 542 struct rtgenmsg { 543 unsigned char rtgen_family; 544 }; 545 546 /***************************************************************** 547 * Link layer specific messages. 548 ****/ 549 550 /* struct ifinfomsg 551 * passes link level specific information, not dependent 552 * on network protocol. 553 */ 554 555 struct ifinfomsg { 556 unsigned char ifi_family; 557 unsigned char __ifi_pad; 558 unsigned short ifi_type; /* ARPHRD_* */ 559 int ifi_index; /* Link index */ 560 unsigned ifi_flags; /* IFF_* flags */ 561 unsigned ifi_change; /* IFF_* change mask */ 562 }; 563 564 /******************************************************************** 565 * prefix information 566 ****/ 567 568 struct prefixmsg { 569 unsigned char prefix_family; 570 unsigned char prefix_pad1; 571 unsigned short prefix_pad2; 572 int prefix_ifindex; 573 unsigned char prefix_type; 574 unsigned char prefix_len; 575 unsigned char prefix_flags; 576 unsigned char prefix_pad3; 577 }; 578 579 enum 580 { 581 PREFIX_UNSPEC, 582 PREFIX_ADDRESS, 583 PREFIX_CACHEINFO, 584 __PREFIX_MAX 585 }; 586 587 #define PREFIX_MAX (__PREFIX_MAX - 1) 588 589 struct prefix_cacheinfo { 590 __u32 preferred_time; 591 __u32 valid_time; 592 }; 593 594 595 /***************************************************************** 596 * Traffic control messages. 597 ****/ 598 599 struct tcmsg { 600 unsigned char tcm_family; 601 unsigned char tcm__pad1; 602 unsigned short tcm__pad2; 603 int tcm_ifindex; 604 __u32 tcm_handle; 605 __u32 tcm_parent; 606 /* tcm_block_index is used instead of tcm_parent 607 * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK 608 */ 609 #define tcm_block_index tcm_parent 610 __u32 tcm_info; 611 }; 612 613 /* For manipulation of filters in shared block, tcm_ifindex is set to 614 * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index 615 * which is the block index. 616 */ 617 #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU) 618 619 enum { 620 TCA_UNSPEC, 621 TCA_KIND, 622 TCA_OPTIONS, 623 TCA_STATS, 624 TCA_XSTATS, 625 TCA_RATE, 626 TCA_FCNT, 627 TCA_STATS2, 628 TCA_STAB, 629 TCA_PAD, 630 TCA_DUMP_INVISIBLE, 631 TCA_CHAIN, 632 TCA_HW_OFFLOAD, 633 TCA_INGRESS_BLOCK, 634 TCA_EGRESS_BLOCK, 635 TCA_DUMP_FLAGS, 636 __TCA_MAX 637 }; 638 639 #define TCA_MAX (__TCA_MAX - 1) 640 641 #define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic 642 * data necessary to identify the objects 643 * (handle, cookie, etc.) and stats. 644 */ 645 646 #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) 647 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) 648 649 /******************************************************************** 650 * Neighbor Discovery userland options 651 ****/ 652 653 struct nduseroptmsg { 654 unsigned char nduseropt_family; 655 unsigned char nduseropt_pad1; 656 unsigned short nduseropt_opts_len; /* Total length of options */ 657 int nduseropt_ifindex; 658 __u8 nduseropt_icmp_type; 659 __u8 nduseropt_icmp_code; 660 unsigned short nduseropt_pad2; 661 unsigned int nduseropt_pad3; 662 /* Followed by one or more ND options */ 663 }; 664 665 enum { 666 NDUSEROPT_UNSPEC, 667 NDUSEROPT_SRCADDR, 668 __NDUSEROPT_MAX 669 }; 670 671 #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) 672 673 #ifndef __KERNEL__ 674 /* RTnetlink multicast groups - backwards compatibility for userspace */ 675 #define RTMGRP_LINK 1 676 #define RTMGRP_NOTIFY 2 677 #define RTMGRP_NEIGH 4 678 #define RTMGRP_TC 8 679 680 #define RTMGRP_IPV4_IFADDR 0x10 681 #define RTMGRP_IPV4_MROUTE 0x20 682 #define RTMGRP_IPV4_ROUTE 0x40 683 #define RTMGRP_IPV4_RULE 0x80 684 685 #define RTMGRP_IPV6_IFADDR 0x100 686 #define RTMGRP_IPV6_MROUTE 0x200 687 #define RTMGRP_IPV6_ROUTE 0x400 688 #define RTMGRP_IPV6_IFINFO 0x800 689 690 #define RTMGRP_DECnet_IFADDR 0x1000 691 #define RTMGRP_DECnet_ROUTE 0x4000 692 693 #define RTMGRP_IPV6_PREFIX 0x20000 694 #endif 695 696 /* RTnetlink multicast groups */ 697 enum rtnetlink_groups { 698 RTNLGRP_NONE, 699 #define RTNLGRP_NONE RTNLGRP_NONE 700 RTNLGRP_LINK, 701 #define RTNLGRP_LINK RTNLGRP_LINK 702 RTNLGRP_NOTIFY, 703 #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY 704 RTNLGRP_NEIGH, 705 #define RTNLGRP_NEIGH RTNLGRP_NEIGH 706 RTNLGRP_TC, 707 #define RTNLGRP_TC RTNLGRP_TC 708 RTNLGRP_IPV4_IFADDR, 709 #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR 710 RTNLGRP_IPV4_MROUTE, 711 #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE 712 RTNLGRP_IPV4_ROUTE, 713 #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE 714 RTNLGRP_IPV4_RULE, 715 #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE 716 RTNLGRP_IPV6_IFADDR, 717 #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR 718 RTNLGRP_IPV6_MROUTE, 719 #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE 720 RTNLGRP_IPV6_ROUTE, 721 #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE 722 RTNLGRP_IPV6_IFINFO, 723 #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO 724 RTNLGRP_DECnet_IFADDR, 725 #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR 726 RTNLGRP_NOP2, 727 RTNLGRP_DECnet_ROUTE, 728 #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE 729 RTNLGRP_DECnet_RULE, 730 #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE 731 RTNLGRP_NOP4, 732 RTNLGRP_IPV6_PREFIX, 733 #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX 734 RTNLGRP_IPV6_RULE, 735 #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE 736 RTNLGRP_ND_USEROPT, 737 #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT 738 RTNLGRP_PHONET_IFADDR, 739 #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR 740 RTNLGRP_PHONET_ROUTE, 741 #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE 742 RTNLGRP_DCB, 743 #define RTNLGRP_DCB RTNLGRP_DCB 744 RTNLGRP_IPV4_NETCONF, 745 #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF 746 RTNLGRP_IPV6_NETCONF, 747 #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF 748 RTNLGRP_MDB, 749 #define RTNLGRP_MDB RTNLGRP_MDB 750 RTNLGRP_MPLS_ROUTE, 751 #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE 752 RTNLGRP_NSID, 753 #define RTNLGRP_NSID RTNLGRP_NSID 754 RTNLGRP_MPLS_NETCONF, 755 #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF 756 RTNLGRP_IPV4_MROUTE_R, 757 #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R 758 RTNLGRP_IPV6_MROUTE_R, 759 #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R 760 RTNLGRP_NEXTHOP, 761 #define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP 762 RTNLGRP_BRVLAN, 763 #define RTNLGRP_BRVLAN RTNLGRP_BRVLAN 764 RTNLGRP_MCTP_IFADDR, 765 #define RTNLGRP_MCTP_IFADDR RTNLGRP_MCTP_IFADDR 766 RTNLGRP_TUNNEL, 767 #define RTNLGRP_TUNNEL RTNLGRP_TUNNEL 768 __RTNLGRP_MAX 769 }; 770 #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) 771 772 /* TC action piece */ 773 struct tcamsg { 774 unsigned char tca_family; 775 unsigned char tca__pad1; 776 unsigned short tca__pad2; 777 }; 778 779 enum { 780 TCA_ROOT_UNSPEC, 781 TCA_ROOT_TAB, 782 #define TCA_ACT_TAB TCA_ROOT_TAB 783 #define TCAA_MAX TCA_ROOT_TAB 784 TCA_ROOT_FLAGS, 785 TCA_ROOT_COUNT, 786 TCA_ROOT_TIME_DELTA, /* in msecs */ 787 __TCA_ROOT_MAX, 788 #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1) 789 }; 790 791 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) 792 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) 793 /* tcamsg flags stored in attribute TCA_ROOT_FLAGS 794 * 795 * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than 796 * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the 797 * number of actions being dumped stored in for user app's consumption in 798 * TCA_ROOT_COUNT 799 * 800 * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only 801 * includes essential action info (kind, index, etc.) 802 * 803 */ 804 #define TCA_FLAG_LARGE_DUMP_ON (1 << 0) 805 #define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON 806 #define TCA_ACT_FLAG_TERSE_DUMP (1 << 1) 807 808 /* New extended info filters for IFLA_EXT_MASK */ 809 #define RTEXT_FILTER_VF (1 << 0) 810 #define RTEXT_FILTER_BRVLAN (1 << 1) 811 #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) 812 #define RTEXT_FILTER_SKIP_STATS (1 << 3) 813 #define RTEXT_FILTER_MRP (1 << 4) 814 #define RTEXT_FILTER_CFM_CONFIG (1 << 5) 815 #define RTEXT_FILTER_CFM_STATUS (1 << 6) 816 817 /* End of information exported to user level */ 818 819 820 821 #endif /* _UAPI__LINUX_RTNETLINK_H */ 822