linux-headers (unknown)
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 RTM_SETSTATS,
150 #define RTM_SETSTATS RTM_SETSTATS
151
152 RTM_NEWCACHEREPORT = 96,
153 #define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT
154
155 RTM_NEWCHAIN = 100,
156 #define RTM_NEWCHAIN RTM_NEWCHAIN
157 RTM_DELCHAIN,
158 #define RTM_DELCHAIN RTM_DELCHAIN
159 RTM_GETCHAIN,
160 #define RTM_GETCHAIN RTM_GETCHAIN
161
162 RTM_NEWNEXTHOP = 104,
163 #define RTM_NEWNEXTHOP RTM_NEWNEXTHOP
164 RTM_DELNEXTHOP,
165 #define RTM_DELNEXTHOP RTM_DELNEXTHOP
166 RTM_GETNEXTHOP,
167 #define RTM_GETNEXTHOP RTM_GETNEXTHOP
168
169 RTM_NEWLINKPROP = 108,
170 #define RTM_NEWLINKPROP RTM_NEWLINKPROP
171 RTM_DELLINKPROP,
172 #define RTM_DELLINKPROP RTM_DELLINKPROP
173 RTM_GETLINKPROP,
174 #define RTM_GETLINKPROP RTM_GETLINKPROP
175
176 RTM_NEWVLAN = 112,
177 #define RTM_NEWNVLAN RTM_NEWVLAN
178 RTM_DELVLAN,
179 #define RTM_DELVLAN RTM_DELVLAN
180 RTM_GETVLAN,
181 #define RTM_GETVLAN RTM_GETVLAN
182
183 RTM_NEWNEXTHOPBUCKET = 116,
184 #define RTM_NEWNEXTHOPBUCKET RTM_NEWNEXTHOPBUCKET
185 RTM_DELNEXTHOPBUCKET,
186 #define RTM_DELNEXTHOPBUCKET RTM_DELNEXTHOPBUCKET
187 RTM_GETNEXTHOPBUCKET,
188 #define RTM_GETNEXTHOPBUCKET RTM_GETNEXTHOPBUCKET
189
190 RTM_NEWTUNNEL = 120,
191 #define RTM_NEWTUNNEL RTM_NEWTUNNEL
192 RTM_DELTUNNEL,
193 #define RTM_DELTUNNEL RTM_DELTUNNEL
194 RTM_GETTUNNEL,
195 #define RTM_GETTUNNEL RTM_GETTUNNEL
196
197 __RTM_MAX,
198 #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1)
199 };
200
201 #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
202 #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
203 #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2)
204
205 /*
206 Generic structure for encapsulation of optional route information.
207 It is reminiscent of sockaddr, but with sa_family replaced
208 with attribute type.
209 */
210
211 struct rtattr {
212 unsigned short rta_len;
213 unsigned short rta_type;
214 };
215
216 /* Macros to handle rtattributes */
217
218 #define RTA_ALIGNTO 4U
219 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
220 #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
221 (rta)->rta_len >= sizeof(struct rtattr) && \
222 (rta)->rta_len <= (len))
223 #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
224 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len)))
225 #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
226 #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len))
227 #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0)))
228 #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
229
230
231
232
233 /******************************************************************************
234 * Definitions used in routing table administration.
235 ****/
236
237 struct rtmsg {
238 unsigned char rtm_family;
239 unsigned char rtm_dst_len;
240 unsigned char rtm_src_len;
241 unsigned char rtm_tos;
242
243 unsigned char rtm_table; /* Routing table id */
244 unsigned char rtm_protocol; /* Routing protocol; see below */
245 unsigned char rtm_scope; /* See below */
246 unsigned char rtm_type; /* See below */
247
248 unsigned rtm_flags;
249 };
250
251 /* rtm_type */
252
253 enum {
254 RTN_UNSPEC,
255 RTN_UNICAST, /* Gateway or direct route */
256 RTN_LOCAL, /* Accept locally */
257 RTN_BROADCAST, /* Accept locally as broadcast,
258 send as broadcast */
259 RTN_ANYCAST, /* Accept locally as broadcast,
260 but send as unicast */
261 RTN_MULTICAST, /* Multicast route */
262 RTN_BLACKHOLE, /* Drop */
263 RTN_UNREACHABLE, /* Destination is unreachable */
264 RTN_PROHIBIT, /* Administratively prohibited */
265 RTN_THROW, /* Not in this table */
266 RTN_NAT, /* Translate this address */
267 RTN_XRESOLVE, /* Use external resolver */
268 __RTN_MAX
269 };
270
271 #define RTN_MAX (__RTN_MAX - 1)
272
273
274 /* rtm_protocol */
275
276 #define RTPROT_UNSPEC 0
277 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects;
278 not used by current IPv4 */
279 #define RTPROT_KERNEL 2 /* Route installed by kernel */
280 #define RTPROT_BOOT 3 /* Route installed during boot */
281 #define RTPROT_STATIC 4 /* Route installed by administrator */
282
283 /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
284 they are just passed from user and back as is.
285 It will be used by hypothetical multiple routing daemons.
286 Note that protocol values should be standardized in order to
287 avoid conflicts.
288 */
289
290 #define RTPROT_GATED 8 /* Apparently, GateD */
291 #define RTPROT_RA 9 /* RDISC/ND router advertisements */
292 #define RTPROT_MRT 10 /* Merit MRT */
293 #define RTPROT_ZEBRA 11 /* Zebra */
294 #define RTPROT_BIRD 12 /* BIRD */
295 #define RTPROT_DNROUTED 13 /* DECnet routing daemon */
296 #define RTPROT_XORP 14 /* XORP */
297 #define RTPROT_NTK 15 /* Netsukuku */
298 #define RTPROT_DHCP 16 /* DHCP client */
299 #define RTPROT_MROUTED 17 /* Multicast daemon */
300 #define RTPROT_KEEPALIVED 18 /* Keepalived daemon */
301 #define RTPROT_BABEL 42 /* Babel daemon */
302 #define RTPROT_OPENR 99 /* Open Routing (Open/R) Routes */
303 #define RTPROT_BGP 186 /* BGP Routes */
304 #define RTPROT_ISIS 187 /* ISIS Routes */
305 #define RTPROT_OSPF 188 /* OSPF Routes */
306 #define RTPROT_RIP 189 /* RIP Routes */
307 #define RTPROT_EIGRP 192 /* EIGRP Routes */
308
309 /* rtm_scope
310
311 Really it is not scope, but sort of distance to the destination.
312 NOWHERE are reserved for not existing destinations, HOST is our
313 local addresses, LINK are destinations, located on directly attached
314 link and UNIVERSE is everywhere in the Universe.
315
316 Intermediate values are also possible f.e. interior routes
317 could be assigned a value between UNIVERSE and LINK.
318 */
319
320 enum rt_scope_t {
321 RT_SCOPE_UNIVERSE=0,
322 /* User defined values */
323 RT_SCOPE_SITE=200,
324 RT_SCOPE_LINK=253,
325 RT_SCOPE_HOST=254,
326 RT_SCOPE_NOWHERE=255
327 };
328
329 /* rtm_flags */
330
331 #define RTM_F_NOTIFY 0x100 /* Notify user of route change */
332 #define RTM_F_CLONED 0x200 /* This route is cloned */
333 #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */
334 #define RTM_F_PREFIX 0x800 /* Prefix addresses */
335 #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */
336 #define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */
337 #define RTM_F_OFFLOAD 0x4000 /* route is offloaded */
338 #define RTM_F_TRAP 0x8000 /* route is trapping packets */
339 #define RTM_F_OFFLOAD_FAILED 0x20000000 /* route offload failed, this value
340 * is chosen to avoid conflicts with
341 * other flags defined in
342 * include/uapi/linux/ipv6_route.h
343 */
344
345 /* Reserved table identifiers */
346
347 enum rt_class_t {
348 RT_TABLE_UNSPEC=0,
349 /* User defined values */
350 RT_TABLE_COMPAT=252,
351 RT_TABLE_DEFAULT=253,
352 RT_TABLE_MAIN=254,
353 RT_TABLE_LOCAL=255,
354 RT_TABLE_MAX=0xFFFFFFFF
355 };
356
357
358 /* Routing message attributes */
359
360 enum rtattr_type_t {
361 RTA_UNSPEC,
362 RTA_DST,
363 RTA_SRC,
364 RTA_IIF,
365 RTA_OIF,
366 RTA_GATEWAY,
367 RTA_PRIORITY,
368 RTA_PREFSRC,
369 RTA_METRICS,
370 RTA_MULTIPATH,
371 RTA_PROTOINFO, /* no longer used */
372 RTA_FLOW,
373 RTA_CACHEINFO,
374 RTA_SESSION, /* no longer used */
375 RTA_MP_ALGO, /* no longer used */
376 RTA_TABLE,
377 RTA_MARK,
378 RTA_MFC_STATS,
379 RTA_VIA,
380 RTA_NEWDST,
381 RTA_PREF,
382 RTA_ENCAP_TYPE,
383 RTA_ENCAP,
384 RTA_EXPIRES,
385 RTA_PAD,
386 RTA_UID,
387 RTA_TTL_PROPAGATE,
388 RTA_IP_PROTO,
389 RTA_SPORT,
390 RTA_DPORT,
391 RTA_NH_ID,
392 __RTA_MAX
393 };
394
395 #define RTA_MAX (__RTA_MAX - 1)
396
397 #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
398 #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
399
400 /* RTM_MULTIPATH --- array of struct rtnexthop.
401 *
402 * "struct rtnexthop" describes all necessary nexthop information,
403 * i.e. parameters of path to a destination via this nexthop.
404 *
405 * At the moment it is impossible to set different prefsrc, mtu, window
406 * and rtt for different paths from multipath.
407 */
408
409 struct rtnexthop {
410 unsigned short rtnh_len;
411 unsigned char rtnh_flags;
412 unsigned char rtnh_hops;
413 int rtnh_ifindex;
414 };
415
416 /* rtnh_flags */
417
418 #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
419 #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
420 #define RTNH_F_ONLINK 4 /* Gateway is forced on link */
421 #define RTNH_F_OFFLOAD 8 /* Nexthop is offloaded */
422 #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */
423 #define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */
424 #define RTNH_F_TRAP 64 /* Nexthop is trapping packets */
425
426 #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | \
427 RTNH_F_OFFLOAD | RTNH_F_TRAP)
428
429 /* Macros to handle hexthops */
430
431 #define RTNH_ALIGNTO 4
432 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
433 #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
434 ((int)(rtnh)->rtnh_len) <= (len))
435 #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
436 #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
437 #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
438 #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0)))
439
440 /* RTA_VIA */
441 struct rtvia {
442 __kernel_sa_family_t rtvia_family;
443 __u8 rtvia_addr[];
444 };
445
446 /* RTM_CACHEINFO */
447
448 struct rta_cacheinfo {
449 __u32 rta_clntref;
450 __u32 rta_lastuse;
451 __s32 rta_expires;
452 __u32 rta_error;
453 __u32 rta_used;
454
455 #define RTNETLINK_HAVE_PEERINFO 1
456 __u32 rta_id;
457 __u32 rta_ts;
458 __u32 rta_tsage;
459 };
460
461 /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
462
463 enum {
464 RTAX_UNSPEC,
465 #define RTAX_UNSPEC RTAX_UNSPEC
466 RTAX_LOCK,
467 #define RTAX_LOCK RTAX_LOCK
468 RTAX_MTU,
469 #define RTAX_MTU RTAX_MTU
470 RTAX_WINDOW,
471 #define RTAX_WINDOW RTAX_WINDOW
472 RTAX_RTT,
473 #define RTAX_RTT RTAX_RTT
474 RTAX_RTTVAR,
475 #define RTAX_RTTVAR RTAX_RTTVAR
476 RTAX_SSTHRESH,
477 #define RTAX_SSTHRESH RTAX_SSTHRESH
478 RTAX_CWND,
479 #define RTAX_CWND RTAX_CWND
480 RTAX_ADVMSS,
481 #define RTAX_ADVMSS RTAX_ADVMSS
482 RTAX_REORDERING,
483 #define RTAX_REORDERING RTAX_REORDERING
484 RTAX_HOPLIMIT,
485 #define RTAX_HOPLIMIT RTAX_HOPLIMIT
486 RTAX_INITCWND,
487 #define RTAX_INITCWND RTAX_INITCWND
488 RTAX_FEATURES,
489 #define RTAX_FEATURES RTAX_FEATURES
490 RTAX_RTO_MIN,
491 #define RTAX_RTO_MIN RTAX_RTO_MIN
492 RTAX_INITRWND,
493 #define RTAX_INITRWND RTAX_INITRWND
494 RTAX_QUICKACK,
495 #define RTAX_QUICKACK RTAX_QUICKACK
496 RTAX_CC_ALGO,
497 #define RTAX_CC_ALGO RTAX_CC_ALGO
498 RTAX_FASTOPEN_NO_COOKIE,
499 #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE
500 __RTAX_MAX
501 };
502
503 #define RTAX_MAX (__RTAX_MAX - 1)
504
505 #define RTAX_FEATURE_ECN (1 << 0)
506 #define RTAX_FEATURE_SACK (1 << 1)
507 #define RTAX_FEATURE_TIMESTAMP (1 << 2)
508 #define RTAX_FEATURE_ALLFRAG (1 << 3)
509
510 #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \
511 RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG)
512
513 struct rta_session {
514 __u8 proto;
515 __u8 pad1;
516 __u16 pad2;
517
518 union {
519 struct {
520 __u16 sport;
521 __u16 dport;
522 } ports;
523
524 struct {
525 __u8 type;
526 __u8 code;
527 __u16 ident;
528 } icmpt;
529
530 __u32 spi;
531 } u;
532 };
533
534 struct rta_mfc_stats {
535 __u64 mfcs_packets;
536 __u64 mfcs_bytes;
537 __u64 mfcs_wrong_if;
538 };
539
540 /****
541 * General form of address family dependent message.
542 ****/
543
544 struct rtgenmsg {
545 unsigned char rtgen_family;
546 };
547
548 /*****************************************************************
549 * Link layer specific messages.
550 ****/
551
552 /* struct ifinfomsg
553 * passes link level specific information, not dependent
554 * on network protocol.
555 */
556
557 struct ifinfomsg {
558 unsigned char ifi_family;
559 unsigned char __ifi_pad;
560 unsigned short ifi_type; /* ARPHRD_* */
561 int ifi_index; /* Link index */
562 unsigned ifi_flags; /* IFF_* flags */
563 unsigned ifi_change; /* IFF_* change mask */
564 };
565
566 /********************************************************************
567 * prefix information
568 ****/
569
570 struct prefixmsg {
571 unsigned char prefix_family;
572 unsigned char prefix_pad1;
573 unsigned short prefix_pad2;
574 int prefix_ifindex;
575 unsigned char prefix_type;
576 unsigned char prefix_len;
577 unsigned char prefix_flags;
578 unsigned char prefix_pad3;
579 };
580
581 enum
582 {
583 PREFIX_UNSPEC,
584 PREFIX_ADDRESS,
585 PREFIX_CACHEINFO,
586 __PREFIX_MAX
587 };
588
589 #define PREFIX_MAX (__PREFIX_MAX - 1)
590
591 struct prefix_cacheinfo {
592 __u32 preferred_time;
593 __u32 valid_time;
594 };
595
596
597 /*****************************************************************
598 * Traffic control messages.
599 ****/
600
601 struct tcmsg {
602 unsigned char tcm_family;
603 unsigned char tcm__pad1;
604 unsigned short tcm__pad2;
605 int tcm_ifindex;
606 __u32 tcm_handle;
607 __u32 tcm_parent;
608 /* tcm_block_index is used instead of tcm_parent
609 * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK
610 */
611 #define tcm_block_index tcm_parent
612 __u32 tcm_info;
613 };
614
615 /* For manipulation of filters in shared block, tcm_ifindex is set to
616 * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index
617 * which is the block index.
618 */
619 #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU)
620
621 enum {
622 TCA_UNSPEC,
623 TCA_KIND,
624 TCA_OPTIONS,
625 TCA_STATS,
626 TCA_XSTATS,
627 TCA_RATE,
628 TCA_FCNT,
629 TCA_STATS2,
630 TCA_STAB,
631 TCA_PAD,
632 TCA_DUMP_INVISIBLE,
633 TCA_CHAIN,
634 TCA_HW_OFFLOAD,
635 TCA_INGRESS_BLOCK,
636 TCA_EGRESS_BLOCK,
637 TCA_DUMP_FLAGS,
638 TCA_EXT_WARN_MSG,
639 __TCA_MAX
640 };
641
642 #define TCA_MAX (__TCA_MAX - 1)
643
644 #define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic
645 * data necessary to identify the objects
646 * (handle, cookie, etc.) and stats.
647 */
648
649 #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
650 #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
651
652 /********************************************************************
653 * Neighbor Discovery userland options
654 ****/
655
656 struct nduseroptmsg {
657 unsigned char nduseropt_family;
658 unsigned char nduseropt_pad1;
659 unsigned short nduseropt_opts_len; /* Total length of options */
660 int nduseropt_ifindex;
661 __u8 nduseropt_icmp_type;
662 __u8 nduseropt_icmp_code;
663 unsigned short nduseropt_pad2;
664 unsigned int nduseropt_pad3;
665 /* Followed by one or more ND options */
666 };
667
668 enum {
669 NDUSEROPT_UNSPEC,
670 NDUSEROPT_SRCADDR,
671 __NDUSEROPT_MAX
672 };
673
674 #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1)
675
676 /* RTnetlink multicast groups - backwards compatibility for userspace */
677 #define RTMGRP_LINK 1
678 #define RTMGRP_NOTIFY 2
679 #define RTMGRP_NEIGH 4
680 #define RTMGRP_TC 8
681
682 #define RTMGRP_IPV4_IFADDR 0x10
683 #define RTMGRP_IPV4_MROUTE 0x20
684 #define RTMGRP_IPV4_ROUTE 0x40
685 #define RTMGRP_IPV4_RULE 0x80
686
687 #define RTMGRP_IPV6_IFADDR 0x100
688 #define RTMGRP_IPV6_MROUTE 0x200
689 #define RTMGRP_IPV6_ROUTE 0x400
690 #define RTMGRP_IPV6_IFINFO 0x800
691
692 #define RTMGRP_DECnet_IFADDR 0x1000
693 #define RTMGRP_DECnet_ROUTE 0x4000
694
695 #define RTMGRP_IPV6_PREFIX 0x20000
696
697 /* RTnetlink multicast groups */
698 enum rtnetlink_groups {
699 RTNLGRP_NONE,
700 #define RTNLGRP_NONE RTNLGRP_NONE
701 RTNLGRP_LINK,
702 #define RTNLGRP_LINK RTNLGRP_LINK
703 RTNLGRP_NOTIFY,
704 #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY
705 RTNLGRP_NEIGH,
706 #define RTNLGRP_NEIGH RTNLGRP_NEIGH
707 RTNLGRP_TC,
708 #define RTNLGRP_TC RTNLGRP_TC
709 RTNLGRP_IPV4_IFADDR,
710 #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR
711 RTNLGRP_IPV4_MROUTE,
712 #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE
713 RTNLGRP_IPV4_ROUTE,
714 #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE
715 RTNLGRP_IPV4_RULE,
716 #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE
717 RTNLGRP_IPV6_IFADDR,
718 #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR
719 RTNLGRP_IPV6_MROUTE,
720 #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE
721 RTNLGRP_IPV6_ROUTE,
722 #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE
723 RTNLGRP_IPV6_IFINFO,
724 #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO
725 RTNLGRP_DECnet_IFADDR,
726 #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR
727 RTNLGRP_NOP2,
728 RTNLGRP_DECnet_ROUTE,
729 #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE
730 RTNLGRP_DECnet_RULE,
731 #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE
732 RTNLGRP_NOP4,
733 RTNLGRP_IPV6_PREFIX,
734 #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX
735 RTNLGRP_IPV6_RULE,
736 #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE
737 RTNLGRP_ND_USEROPT,
738 #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT
739 RTNLGRP_PHONET_IFADDR,
740 #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR
741 RTNLGRP_PHONET_ROUTE,
742 #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE
743 RTNLGRP_DCB,
744 #define RTNLGRP_DCB RTNLGRP_DCB
745 RTNLGRP_IPV4_NETCONF,
746 #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF
747 RTNLGRP_IPV6_NETCONF,
748 #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF
749 RTNLGRP_MDB,
750 #define RTNLGRP_MDB RTNLGRP_MDB
751 RTNLGRP_MPLS_ROUTE,
752 #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE
753 RTNLGRP_NSID,
754 #define RTNLGRP_NSID RTNLGRP_NSID
755 RTNLGRP_MPLS_NETCONF,
756 #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF
757 RTNLGRP_IPV4_MROUTE_R,
758 #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R
759 RTNLGRP_IPV6_MROUTE_R,
760 #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R
761 RTNLGRP_NEXTHOP,
762 #define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP
763 RTNLGRP_BRVLAN,
764 #define RTNLGRP_BRVLAN RTNLGRP_BRVLAN
765 RTNLGRP_MCTP_IFADDR,
766 #define RTNLGRP_MCTP_IFADDR RTNLGRP_MCTP_IFADDR
767 RTNLGRP_TUNNEL,
768 #define RTNLGRP_TUNNEL RTNLGRP_TUNNEL
769 RTNLGRP_STATS,
770 #define RTNLGRP_STATS RTNLGRP_STATS
771 __RTNLGRP_MAX
772 };
773 #define RTNLGRP_MAX (__RTNLGRP_MAX - 1)
774
775 /* TC action piece */
776 struct tcamsg {
777 unsigned char tca_family;
778 unsigned char tca__pad1;
779 unsigned short tca__pad2;
780 };
781
782 enum {
783 TCA_ROOT_UNSPEC,
784 TCA_ROOT_TAB,
785 #define TCA_ACT_TAB TCA_ROOT_TAB
786 #define TCAA_MAX TCA_ROOT_TAB
787 TCA_ROOT_FLAGS,
788 TCA_ROOT_COUNT,
789 TCA_ROOT_TIME_DELTA, /* in msecs */
790 TCA_ROOT_EXT_WARN_MSG,
791 __TCA_ROOT_MAX,
792 #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1)
793 };
794
795 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
796 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
797 /* tcamsg flags stored in attribute TCA_ROOT_FLAGS
798 *
799 * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than
800 * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the
801 * number of actions being dumped stored in for user app's consumption in
802 * TCA_ROOT_COUNT
803 *
804 * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only
805 * includes essential action info (kind, index, etc.)
806 *
807 */
808 #define TCA_FLAG_LARGE_DUMP_ON (1 << 0)
809 #define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON
810 #define TCA_ACT_FLAG_TERSE_DUMP (1 << 1)
811
812 /* New extended info filters for IFLA_EXT_MASK */
813 #define RTEXT_FILTER_VF (1 << 0)
814 #define RTEXT_FILTER_BRVLAN (1 << 1)
815 #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2)
816 #define RTEXT_FILTER_SKIP_STATS (1 << 3)
817 #define RTEXT_FILTER_MRP (1 << 4)
818 #define RTEXT_FILTER_CFM_CONFIG (1 << 5)
819 #define RTEXT_FILTER_CFM_STATUS (1 << 6)
820 #define RTEXT_FILTER_MST (1 << 7)
821
822 /* End of information exported to user level */
823
824
825
826 #endif /* __LINUX_RTNETLINK_H */
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