1 #ifndef _UAPI__LINUX_RTNETLINK_H 2 #define _UAPI__LINUX_RTNETLINK_H 3 4 #include <linux/types.h> 5 #include <linux/netlink.h> 6 #include <linux/if_link.h> 7 #include <linux/if_addr.h> 8 #include <linux/neighbour.h> 9 10 /* rtnetlink families. Values up to 127 are reserved for real address 11 * families, values above 128 may be used arbitrarily. 12 */ 13 #define RTNL_FAMILY_IPMR 128 14 #define RTNL_FAMILY_IP6MR 129 15 #define RTNL_FAMILY_MAX 129 16 17 /**** 18 * Routing/neighbour discovery messages. 19 ****/ 20 21 /* Types of messages */ 22 23 enum { 24 RTM_BASE = 16, 25 #define RTM_BASE RTM_BASE 26 27 RTM_NEWLINK = 16, 28 #define RTM_NEWLINK RTM_NEWLINK 29 RTM_DELLINK, 30 #define RTM_DELLINK RTM_DELLINK 31 RTM_GETLINK, 32 #define RTM_GETLINK RTM_GETLINK 33 RTM_SETLINK, 34 #define RTM_SETLINK RTM_SETLINK 35 36 RTM_NEWADDR = 20, 37 #define RTM_NEWADDR RTM_NEWADDR 38 RTM_DELADDR, 39 #define RTM_DELADDR RTM_DELADDR 40 RTM_GETADDR, 41 #define RTM_GETADDR RTM_GETADDR 42 43 RTM_NEWROUTE = 24, 44 #define RTM_NEWROUTE RTM_NEWROUTE 45 RTM_DELROUTE, 46 #define RTM_DELROUTE RTM_DELROUTE 47 RTM_GETROUTE, 48 #define RTM_GETROUTE RTM_GETROUTE 49 50 RTM_NEWNEIGH = 28, 51 #define RTM_NEWNEIGH RTM_NEWNEIGH 52 RTM_DELNEIGH, 53 #define RTM_DELNEIGH RTM_DELNEIGH 54 RTM_GETNEIGH, 55 #define RTM_GETNEIGH RTM_GETNEIGH 56 57 RTM_NEWRULE = 32, 58 #define RTM_NEWRULE RTM_NEWRULE 59 RTM_DELRULE, 60 #define RTM_DELRULE RTM_DELRULE 61 RTM_GETRULE, 62 #define RTM_GETRULE RTM_GETRULE 63 64 RTM_NEWQDISC = 36, 65 #define RTM_NEWQDISC RTM_NEWQDISC 66 RTM_DELQDISC, 67 #define RTM_DELQDISC RTM_DELQDISC 68 RTM_GETQDISC, 69 #define RTM_GETQDISC RTM_GETQDISC 70 71 RTM_NEWTCLASS = 40, 72 #define RTM_NEWTCLASS RTM_NEWTCLASS 73 RTM_DELTCLASS, 74 #define RTM_DELTCLASS RTM_DELTCLASS 75 RTM_GETTCLASS, 76 #define RTM_GETTCLASS RTM_GETTCLASS 77 78 RTM_NEWTFILTER = 44, 79 #define RTM_NEWTFILTER RTM_NEWTFILTER 80 RTM_DELTFILTER, 81 #define RTM_DELTFILTER RTM_DELTFILTER 82 RTM_GETTFILTER, 83 #define RTM_GETTFILTER RTM_GETTFILTER 84 85 RTM_NEWACTION = 48, 86 #define RTM_NEWACTION RTM_NEWACTION 87 RTM_DELACTION, 88 #define RTM_DELACTION RTM_DELACTION 89 RTM_GETACTION, 90 #define RTM_GETACTION RTM_GETACTION 91 92 RTM_NEWPREFIX = 52, 93 #define RTM_NEWPREFIX RTM_NEWPREFIX 94 95 RTM_GETMULTICAST = 58, 96 #define RTM_GETMULTICAST RTM_GETMULTICAST 97 98 RTM_GETANYCAST = 62, 99 #define RTM_GETANYCAST RTM_GETANYCAST 100 101 RTM_NEWNEIGHTBL = 64, 102 #define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL 103 RTM_GETNEIGHTBL = 66, 104 #define RTM_GETNEIGHTBL RTM_GETNEIGHTBL 105 RTM_SETNEIGHTBL, 106 #define RTM_SETNEIGHTBL RTM_SETNEIGHTBL 107 108 RTM_NEWNDUSEROPT = 68, 109 #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT 110 111 RTM_NEWADDRLABEL = 72, 112 #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL 113 RTM_DELADDRLABEL, 114 #define RTM_DELADDRLABEL RTM_DELADDRLABEL 115 RTM_GETADDRLABEL, 116 #define RTM_GETADDRLABEL RTM_GETADDRLABEL 117 118 RTM_GETDCB = 78, 119 #define RTM_GETDCB RTM_GETDCB 120 RTM_SETDCB, 121 #define RTM_SETDCB RTM_SETDCB 122 123 RTM_NEWNETCONF = 80, 124 #define RTM_NEWNETCONF RTM_NEWNETCONF 125 RTM_GETNETCONF = 82, 126 #define RTM_GETNETCONF RTM_GETNETCONF 127 128 __RTM_MAX, 129 #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) 130 }; 131 132 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) 133 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) 134 #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) 135 136 /* 137 Generic structure for encapsulation of optional route information. 138 It is reminiscent of sockaddr, but with sa_family replaced 139 with attribute type. 140 */ 141 142 struct rtattr { 143 unsigned short rta_len; 144 unsigned short rta_type; 145 }; 146 147 /* Macros to handle rtattributes */ 148 149 #define RTA_ALIGNTO 4 150 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) 151 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ 152 (rta)->rta_len >= sizeof(struct rtattr) && \ 153 (rta)->rta_len <= (len)) 154 #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ 155 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) 156 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) 157 #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) 158 #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) 159 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) 160 161 162 163 164 /****************************************************************************** 165 * Definitions used in routing table administration. 166 ****/ 167 168 struct rtmsg { 169 unsigned char rtm_family; 170 unsigned char rtm_dst_len; 171 unsigned char rtm_src_len; 172 unsigned char rtm_tos; 173 174 unsigned char rtm_table; /* Routing table id */ 175 unsigned char rtm_protocol; /* Routing protocol; see below */ 176 unsigned char rtm_scope; /* See below */ 177 unsigned char rtm_type; /* See below */ 178 179 unsigned rtm_flags; 180 }; 181 182 /* rtm_type */ 183 184 enum { 185 RTN_UNSPEC, 186 RTN_UNICAST, /* Gateway or direct route */ 187 RTN_LOCAL, /* Accept locally */ 188 RTN_BROADCAST, /* Accept locally as broadcast, 189 send as broadcast */ 190 RTN_ANYCAST, /* Accept locally as broadcast, 191 but send as unicast */ 192 RTN_MULTICAST, /* Multicast route */ 193 RTN_BLACKHOLE, /* Drop */ 194 RTN_UNREACHABLE, /* Destination is unreachable */ 195 RTN_PROHIBIT, /* Administratively prohibited */ 196 RTN_THROW, /* Not in this table */ 197 RTN_NAT, /* Translate this address */ 198 RTN_XRESOLVE, /* Use external resolver */ 199 __RTN_MAX 200 }; 201 202 #define RTN_MAX (__RTN_MAX - 1) 203 204 205 /* rtm_protocol */ 206 207 #define RTPROT_UNSPEC 0 208 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; 209 not used by current IPv4 */ 210 #define RTPROT_KERNEL 2 /* Route installed by kernel */ 211 #define RTPROT_BOOT 3 /* Route installed during boot */ 212 #define RTPROT_STATIC 4 /* Route installed by administrator */ 213 214 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; 215 they are just passed from user and back as is. 216 It will be used by hypothetical multiple routing daemons. 217 Note that protocol values should be standardized in order to 218 avoid conflicts. 219 */ 220 221 #define RTPROT_GATED 8 /* Apparently, GateD */ 222 #define RTPROT_RA 9 /* RDISC/ND router advertisements */ 223 #define RTPROT_MRT 10 /* Merit MRT */ 224 #define RTPROT_ZEBRA 11 /* Zebra */ 225 #define RTPROT_BIRD 12 /* BIRD */ 226 #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ 227 #define RTPROT_XORP 14 /* XORP */ 228 #define RTPROT_NTK 15 /* Netsukuku */ 229 #define RTPROT_DHCP 16 /* DHCP client */ 230 231 /* rtm_scope 232 233 Really it is not scope, but sort of distance to the destination. 234 NOWHERE are reserved for not existing destinations, HOST is our 235 local addresses, LINK are destinations, located on directly attached 236 link and UNIVERSE is everywhere in the Universe. 237 238 Intermediate values are also possible f.e. interior routes 239 could be assigned a value between UNIVERSE and LINK. 240 */ 241 242 enum rt_scope_t { 243 RT_SCOPE_UNIVERSE=0, 244 /* User defined values */ 245 RT_SCOPE_SITE=200, 246 RT_SCOPE_LINK=253, 247 RT_SCOPE_HOST=254, 248 RT_SCOPE_NOWHERE=255 249 }; 250 251 /* rtm_flags */ 252 253 #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ 254 #define RTM_F_CLONED 0x200 /* This route is cloned */ 255 #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ 256 #define RTM_F_PREFIX 0x800 /* Prefix addresses */ 257 258 /* Reserved table identifiers */ 259 260 enum rt_class_t { 261 RT_TABLE_UNSPEC=0, 262 /* User defined values */ 263 RT_TABLE_COMPAT=252, 264 RT_TABLE_DEFAULT=253, 265 RT_TABLE_MAIN=254, 266 RT_TABLE_LOCAL=255, 267 RT_TABLE_MAX=0xFFFFFFFF 268 }; 269 270 271 /* Routing message attributes */ 272 273 enum rtattr_type_t { 274 RTA_UNSPEC, 275 RTA_DST, 276 RTA_SRC, 277 RTA_IIF, 278 RTA_OIF, 279 RTA_GATEWAY, 280 RTA_PRIORITY, 281 RTA_PREFSRC, 282 RTA_METRICS, 283 RTA_MULTIPATH, 284 RTA_PROTOINFO, /* no longer used */ 285 RTA_FLOW, 286 RTA_CACHEINFO, 287 RTA_SESSION, /* no longer used */ 288 RTA_MP_ALGO, /* no longer used */ 289 RTA_TABLE, 290 RTA_MARK, 291 __RTA_MAX 292 }; 293 294 #define RTA_MAX (__RTA_MAX - 1) 295 296 #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) 297 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) 298 299 /* RTM_MULTIPATH --- array of struct rtnexthop. 300 * 301 * "struct rtnexthop" describes all necessary nexthop information, 302 * i.e. parameters of path to a destination via this nexthop. 303 * 304 * At the moment it is impossible to set different prefsrc, mtu, window 305 * and rtt for different paths from multipath. 306 */ 307 308 struct rtnexthop { 309 unsigned short rtnh_len; 310 unsigned char rtnh_flags; 311 unsigned char rtnh_hops; 312 int rtnh_ifindex; 313 }; 314 315 /* rtnh_flags */ 316 317 #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ 318 #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ 319 #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ 320 321 /* Macros to handle hexthops */ 322 323 #define RTNH_ALIGNTO 4 324 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) 325 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ 326 ((int)(rtnh)->rtnh_len) <= (len)) 327 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) 328 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) 329 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) 330 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) 331 332 /* RTM_CACHEINFO */ 333 334 struct rta_cacheinfo { 335 __u32 rta_clntref; 336 __u32 rta_lastuse; 337 __s32 rta_expires; 338 __u32 rta_error; 339 __u32 rta_used; 340 341 #define RTNETLINK_HAVE_PEERINFO 1 342 __u32 rta_id; 343 __u32 rta_ts; 344 __u32 rta_tsage; 345 }; 346 347 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ 348 349 enum { 350 RTAX_UNSPEC, 351 #define RTAX_UNSPEC RTAX_UNSPEC 352 RTAX_LOCK, 353 #define RTAX_LOCK RTAX_LOCK 354 RTAX_MTU, 355 #define RTAX_MTU RTAX_MTU 356 RTAX_WINDOW, 357 #define RTAX_WINDOW RTAX_WINDOW 358 RTAX_RTT, 359 #define RTAX_RTT RTAX_RTT 360 RTAX_RTTVAR, 361 #define RTAX_RTTVAR RTAX_RTTVAR 362 RTAX_SSTHRESH, 363 #define RTAX_SSTHRESH RTAX_SSTHRESH 364 RTAX_CWND, 365 #define RTAX_CWND RTAX_CWND 366 RTAX_ADVMSS, 367 #define RTAX_ADVMSS RTAX_ADVMSS 368 RTAX_REORDERING, 369 #define RTAX_REORDERING RTAX_REORDERING 370 RTAX_HOPLIMIT, 371 #define RTAX_HOPLIMIT RTAX_HOPLIMIT 372 RTAX_INITCWND, 373 #define RTAX_INITCWND RTAX_INITCWND 374 RTAX_FEATURES, 375 #define RTAX_FEATURES RTAX_FEATURES 376 RTAX_RTO_MIN, 377 #define RTAX_RTO_MIN RTAX_RTO_MIN 378 RTAX_INITRWND, 379 #define RTAX_INITRWND RTAX_INITRWND 380 __RTAX_MAX 381 }; 382 383 #define RTAX_MAX (__RTAX_MAX - 1) 384 385 #define RTAX_FEATURE_ECN 0x00000001 386 #define RTAX_FEATURE_SACK 0x00000002 387 #define RTAX_FEATURE_TIMESTAMP 0x00000004 388 #define RTAX_FEATURE_ALLFRAG 0x00000008 389 390 struct rta_session { 391 __u8 proto; 392 __u8 pad1; 393 __u16 pad2; 394 395 union { 396 struct { 397 __u16 sport; 398 __u16 dport; 399 } ports; 400 401 struct { 402 __u8 type; 403 __u8 code; 404 __u16 ident; 405 } icmpt; 406 407 __u32 spi; 408 } u; 409 }; 410 411 /**** 412 * General form of address family dependent message. 413 ****/ 414 415 struct rtgenmsg { 416 unsigned char rtgen_family; 417 }; 418 419 /***************************************************************** 420 * Link layer specific messages. 421 ****/ 422 423 /* struct ifinfomsg 424 * passes link level specific information, not dependent 425 * on network protocol. 426 */ 427 428 struct ifinfomsg { 429 unsigned char ifi_family; 430 unsigned char __ifi_pad; 431 unsigned short ifi_type; /* ARPHRD_* */ 432 int ifi_index; /* Link index */ 433 unsigned ifi_flags; /* IFF_* flags */ 434 unsigned ifi_change; /* IFF_* change mask */ 435 }; 436 437 /******************************************************************** 438 * prefix information 439 ****/ 440 441 struct prefixmsg { 442 unsigned char prefix_family; 443 unsigned char prefix_pad1; 444 unsigned short prefix_pad2; 445 int prefix_ifindex; 446 unsigned char prefix_type; 447 unsigned char prefix_len; 448 unsigned char prefix_flags; 449 unsigned char prefix_pad3; 450 }; 451 452 enum 453 { 454 PREFIX_UNSPEC, 455 PREFIX_ADDRESS, 456 PREFIX_CACHEINFO, 457 __PREFIX_MAX 458 }; 459 460 #define PREFIX_MAX (__PREFIX_MAX - 1) 461 462 struct prefix_cacheinfo { 463 __u32 preferred_time; 464 __u32 valid_time; 465 }; 466 467 468 /***************************************************************** 469 * Traffic control messages. 470 ****/ 471 472 struct tcmsg { 473 unsigned char tcm_family; 474 unsigned char tcm__pad1; 475 unsigned short tcm__pad2; 476 int tcm_ifindex; 477 __u32 tcm_handle; 478 __u32 tcm_parent; 479 __u32 tcm_info; 480 }; 481 482 enum { 483 TCA_UNSPEC, 484 TCA_KIND, 485 TCA_OPTIONS, 486 TCA_STATS, 487 TCA_XSTATS, 488 TCA_RATE, 489 TCA_FCNT, 490 TCA_STATS2, 491 TCA_STAB, 492 __TCA_MAX 493 }; 494 495 #define TCA_MAX (__TCA_MAX - 1) 496 497 #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) 498 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) 499 500 /******************************************************************** 501 * Neighbor Discovery userland options 502 ****/ 503 504 struct nduseroptmsg { 505 unsigned char nduseropt_family; 506 unsigned char nduseropt_pad1; 507 unsigned short nduseropt_opts_len; /* Total length of options */ 508 int nduseropt_ifindex; 509 __u8 nduseropt_icmp_type; 510 __u8 nduseropt_icmp_code; 511 unsigned short nduseropt_pad2; 512 unsigned int nduseropt_pad3; 513 /* Followed by one or more ND options */ 514 }; 515 516 enum { 517 NDUSEROPT_UNSPEC, 518 NDUSEROPT_SRCADDR, 519 __NDUSEROPT_MAX 520 }; 521 522 #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) 523 524 #ifndef __KERNEL__ 525 /* RTnetlink multicast groups - backwards compatibility for userspace */ 526 #define RTMGRP_LINK 1 527 #define RTMGRP_NOTIFY 2 528 #define RTMGRP_NEIGH 4 529 #define RTMGRP_TC 8 530 531 #define RTMGRP_IPV4_IFADDR 0x10 532 #define RTMGRP_IPV4_MROUTE 0x20 533 #define RTMGRP_IPV4_ROUTE 0x40 534 #define RTMGRP_IPV4_RULE 0x80 535 536 #define RTMGRP_IPV6_IFADDR 0x100 537 #define RTMGRP_IPV6_MROUTE 0x200 538 #define RTMGRP_IPV6_ROUTE 0x400 539 #define RTMGRP_IPV6_IFINFO 0x800 540 541 #define RTMGRP_DECnet_IFADDR 0x1000 542 #define RTMGRP_DECnet_ROUTE 0x4000 543 544 #define RTMGRP_IPV6_PREFIX 0x20000 545 #endif 546 547 /* RTnetlink multicast groups */ 548 enum rtnetlink_groups { 549 RTNLGRP_NONE, 550 #define RTNLGRP_NONE RTNLGRP_NONE 551 RTNLGRP_LINK, 552 #define RTNLGRP_LINK RTNLGRP_LINK 553 RTNLGRP_NOTIFY, 554 #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY 555 RTNLGRP_NEIGH, 556 #define RTNLGRP_NEIGH RTNLGRP_NEIGH 557 RTNLGRP_TC, 558 #define RTNLGRP_TC RTNLGRP_TC 559 RTNLGRP_IPV4_IFADDR, 560 #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR 561 RTNLGRP_IPV4_MROUTE, 562 #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE 563 RTNLGRP_IPV4_ROUTE, 564 #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE 565 RTNLGRP_IPV4_RULE, 566 #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE 567 RTNLGRP_IPV6_IFADDR, 568 #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR 569 RTNLGRP_IPV6_MROUTE, 570 #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE 571 RTNLGRP_IPV6_ROUTE, 572 #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE 573 RTNLGRP_IPV6_IFINFO, 574 #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO 575 RTNLGRP_DECnet_IFADDR, 576 #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR 577 RTNLGRP_NOP2, 578 RTNLGRP_DECnet_ROUTE, 579 #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE 580 RTNLGRP_DECnet_RULE, 581 #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE 582 RTNLGRP_NOP4, 583 RTNLGRP_IPV6_PREFIX, 584 #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX 585 RTNLGRP_IPV6_RULE, 586 #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE 587 RTNLGRP_ND_USEROPT, 588 #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT 589 RTNLGRP_PHONET_IFADDR, 590 #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR 591 RTNLGRP_PHONET_ROUTE, 592 #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE 593 RTNLGRP_DCB, 594 #define RTNLGRP_DCB RTNLGRP_DCB 595 RTNLGRP_IPV4_NETCONF, 596 #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF 597 RTNLGRP_IPV6_NETCONF, 598 #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF 599 __RTNLGRP_MAX 600 }; 601 #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) 602 603 /* TC action piece */ 604 struct tcamsg { 605 unsigned char tca_family; 606 unsigned char tca__pad1; 607 unsigned short tca__pad2; 608 }; 609 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) 610 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) 611 #define TCA_ACT_TAB 1 /* attr type must be >=1 */ 612 #define TCAA_MAX 1 613 614 /* New extended info filters for IFLA_EXT_MASK */ 615 #define RTEXT_FILTER_VF (1 << 0) 616 617 /* End of information exported to user level */ 618 619 620 621 #endif /* _UAPI__LINUX_RTNETLINK_H */ 622