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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
24enum {
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_NEWMULTICAST = 56,
97#define RTM_NEWMULTICAST RTM_NEWMULTICAST
98 RTM_DELMULTICAST,
99#define RTM_DELMULTICAST RTM_DELMULTICAST
100 RTM_GETMULTICAST,
101#define RTM_GETMULTICAST RTM_GETMULTICAST
102
103 RTM_NEWANYCAST = 60,
104#define RTM_NEWANYCAST RTM_NEWANYCAST
105 RTM_DELANYCAST,
106#define RTM_DELANYCAST RTM_DELANYCAST
107 RTM_GETANYCAST,
108#define RTM_GETANYCAST RTM_GETANYCAST
109
110 RTM_NEWNEIGHTBL = 64,
111#define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL
112 RTM_GETNEIGHTBL = 66,
113#define RTM_GETNEIGHTBL RTM_GETNEIGHTBL
114 RTM_SETNEIGHTBL,
115#define RTM_SETNEIGHTBL RTM_SETNEIGHTBL
116
117 RTM_NEWNDUSEROPT = 68,
118#define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT
119
120 RTM_NEWADDRLABEL = 72,
121#define RTM_NEWADDRLABEL RTM_NEWADDRLABEL
122 RTM_DELADDRLABEL,
123#define RTM_DELADDRLABEL RTM_DELADDRLABEL
124 RTM_GETADDRLABEL,
125#define RTM_GETADDRLABEL RTM_GETADDRLABEL
126
127 RTM_GETDCB = 78,
128#define RTM_GETDCB RTM_GETDCB
129 RTM_SETDCB,
130#define RTM_SETDCB RTM_SETDCB
131
132 RTM_NEWNETCONF = 80,
133#define RTM_NEWNETCONF RTM_NEWNETCONF
134 RTM_DELNETCONF,
135#define RTM_DELNETCONF RTM_DELNETCONF
136 RTM_GETNETCONF = 82,
137#define RTM_GETNETCONF RTM_GETNETCONF
138
139 RTM_NEWMDB = 84,
140#define RTM_NEWMDB RTM_NEWMDB
141 RTM_DELMDB = 85,
142#define RTM_DELMDB RTM_DELMDB
143 RTM_GETMDB = 86,
144#define RTM_GETMDB RTM_GETMDB
145
146 RTM_NEWNSID = 88,
147#define RTM_NEWNSID RTM_NEWNSID
148 RTM_DELNSID = 89,
149#define RTM_DELNSID RTM_DELNSID
150 RTM_GETNSID = 90,
151#define RTM_GETNSID RTM_GETNSID
152
153 RTM_NEWSTATS = 92,
154#define RTM_NEWSTATS RTM_NEWSTATS
155 RTM_GETSTATS = 94,
156#define RTM_GETSTATS RTM_GETSTATS
157 RTM_SETSTATS,
158#define RTM_SETSTATS RTM_SETSTATS
159
160 RTM_NEWCACHEREPORT = 96,
161#define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT
162
163 RTM_NEWCHAIN = 100,
164#define RTM_NEWCHAIN RTM_NEWCHAIN
165 RTM_DELCHAIN,
166#define RTM_DELCHAIN RTM_DELCHAIN
167 RTM_GETCHAIN,
168#define RTM_GETCHAIN RTM_GETCHAIN
169
170 RTM_NEWNEXTHOP = 104,
171#define RTM_NEWNEXTHOP RTM_NEWNEXTHOP
172 RTM_DELNEXTHOP,
173#define RTM_DELNEXTHOP RTM_DELNEXTHOP
174 RTM_GETNEXTHOP,
175#define RTM_GETNEXTHOP RTM_GETNEXTHOP
176
177 RTM_NEWLINKPROP = 108,
178#define RTM_NEWLINKPROP RTM_NEWLINKPROP
179 RTM_DELLINKPROP,
180#define RTM_DELLINKPROP RTM_DELLINKPROP
181 RTM_GETLINKPROP,
182#define RTM_GETLINKPROP RTM_GETLINKPROP
183
184 RTM_NEWVLAN = 112,
185#define RTM_NEWVLAN RTM_NEWVLAN
186 RTM_DELVLAN,
187#define RTM_DELVLAN RTM_DELVLAN
188 RTM_GETVLAN,
189#define RTM_GETVLAN RTM_GETVLAN
190
191 RTM_NEWNEXTHOPBUCKET = 116,
192#define RTM_NEWNEXTHOPBUCKET RTM_NEWNEXTHOPBUCKET
193 RTM_DELNEXTHOPBUCKET,
194#define RTM_DELNEXTHOPBUCKET RTM_DELNEXTHOPBUCKET
195 RTM_GETNEXTHOPBUCKET,
196#define RTM_GETNEXTHOPBUCKET RTM_GETNEXTHOPBUCKET
197
198 RTM_NEWTUNNEL = 120,
199#define RTM_NEWTUNNEL RTM_NEWTUNNEL
200 RTM_DELTUNNEL,
201#define RTM_DELTUNNEL RTM_DELTUNNEL
202 RTM_GETTUNNEL,
203#define RTM_GETTUNNEL RTM_GETTUNNEL
204
205 __RTM_MAX,
206#define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1)
207};
208
209#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE)
210#define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2)
211#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2)
212
213/*
214 Generic structure for encapsulation of optional route information.
215 It is reminiscent of sockaddr, but with sa_family replaced
216 with attribute type.
217 */
218
219struct rtattr {
220 unsigned short rta_len;
221 unsigned short rta_type;
222};
223
224/* Macros to handle rtattributes */
225
226#define RTA_ALIGNTO 4U
227#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) )
228#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \
229 (rta)->rta_len >= sizeof(struct rtattr) && \
230 (rta)->rta_len <= (len))
231#define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \
232 (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len)))
233#define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len))
234#define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len))
235#define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0)))
236#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0))
237
238
239
240
241/******************************************************************************
242 * Definitions used in routing table administration.
243 ****/
244
245struct rtmsg {
246 unsigned char rtm_family;
247 unsigned char rtm_dst_len;
248 unsigned char rtm_src_len;
249 unsigned char rtm_tos;
250
251 unsigned char rtm_table; /* Routing table id */
252 unsigned char rtm_protocol; /* Routing protocol; see below */
253 unsigned char rtm_scope; /* See below */
254 unsigned char rtm_type; /* See below */
255
256 unsigned rtm_flags;
257};
258
259/* rtm_type */
260
261enum {
262 RTN_UNSPEC,
263 RTN_UNICAST, /* Gateway or direct route */
264 RTN_LOCAL, /* Accept locally */
265 RTN_BROADCAST, /* Accept locally as broadcast,
266 send as broadcast */
267 RTN_ANYCAST, /* Accept locally as broadcast,
268 but send as unicast */
269 RTN_MULTICAST, /* Multicast route */
270 RTN_BLACKHOLE, /* Drop */
271 RTN_UNREACHABLE, /* Destination is unreachable */
272 RTN_PROHIBIT, /* Administratively prohibited */
273 RTN_THROW, /* Not in this table */
274 RTN_NAT, /* Translate this address */
275 RTN_XRESOLVE, /* Use external resolver */
276 __RTN_MAX
277};
278
279#define RTN_MAX (__RTN_MAX - 1)
280
281
282/* rtm_protocol */
283
284#define RTPROT_UNSPEC 0
285#define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects;
286 not used by current IPv4 */
287#define RTPROT_KERNEL 2 /* Route installed by kernel */
288#define RTPROT_BOOT 3 /* Route installed during boot */
289#define RTPROT_STATIC 4 /* Route installed by administrator */
290
291/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel;
292 they are just passed from user and back as is.
293 It will be used by hypothetical multiple routing daemons.
294 Note that protocol values should be standardized in order to
295 avoid conflicts.
296 */
297
298#define RTPROT_GATED 8 /* Apparently, GateD */
299#define RTPROT_RA 9 /* RDISC/ND router advertisements */
300#define RTPROT_MRT 10 /* Merit MRT */
301#define RTPROT_ZEBRA 11 /* Zebra */
302#define RTPROT_BIRD 12 /* BIRD */
303#define RTPROT_DNROUTED 13 /* DECnet routing daemon */
304#define RTPROT_XORP 14 /* XORP */
305#define RTPROT_NTK 15 /* Netsukuku */
306#define RTPROT_DHCP 16 /* DHCP client */
307#define RTPROT_MROUTED 17 /* Multicast daemon */
308#define RTPROT_KEEPALIVED 18 /* Keepalived daemon */
309#define RTPROT_BABEL 42 /* Babel daemon */
310#define RTPROT_OPENR 99 /* Open Routing (Open/R) Routes */
311#define RTPROT_BGP 186 /* BGP Routes */
312#define RTPROT_ISIS 187 /* ISIS Routes */
313#define RTPROT_OSPF 188 /* OSPF Routes */
314#define RTPROT_RIP 189 /* RIP Routes */
315#define RTPROT_EIGRP 192 /* EIGRP Routes */
316
317/* rtm_scope
318
319 Really it is not scope, but sort of distance to the destination.
320 NOWHERE are reserved for not existing destinations, HOST is our
321 local addresses, LINK are destinations, located on directly attached
322 link and UNIVERSE is everywhere in the Universe.
323
324 Intermediate values are also possible f.e. interior routes
325 could be assigned a value between UNIVERSE and LINK.
326*/
327
328enum rt_scope_t {
329 RT_SCOPE_UNIVERSE=0,
330/* User defined values */
331 RT_SCOPE_SITE=200,
332 RT_SCOPE_LINK=253,
333 RT_SCOPE_HOST=254,
334 RT_SCOPE_NOWHERE=255
335};
336
337/* rtm_flags */
338
339#define RTM_F_NOTIFY 0x100 /* Notify user of route change */
340#define RTM_F_CLONED 0x200 /* This route is cloned */
341#define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */
342#define RTM_F_PREFIX 0x800 /* Prefix addresses */
343#define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */
344#define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */
345#define RTM_F_OFFLOAD 0x4000 /* route is offloaded */
346#define RTM_F_TRAP 0x8000 /* route is trapping packets */
347#define RTM_F_OFFLOAD_FAILED 0x20000000 /* route offload failed, this value
348 * is chosen to avoid conflicts with
349 * other flags defined in
350 * include/uapi/linux/ipv6_route.h
351 */
352
353/* Reserved table identifiers */
354
355enum rt_class_t {
356 RT_TABLE_UNSPEC=0,
357/* User defined values */
358 RT_TABLE_COMPAT=252,
359 RT_TABLE_DEFAULT=253,
360 RT_TABLE_MAIN=254,
361 RT_TABLE_LOCAL=255,
362 RT_TABLE_MAX=0xFFFFFFFF
363};
364
365
366/* Routing message attributes */
367
368enum rtattr_type_t {
369 RTA_UNSPEC,
370 RTA_DST,
371 RTA_SRC,
372 RTA_IIF,
373 RTA_OIF,
374 RTA_GATEWAY,
375 RTA_PRIORITY,
376 RTA_PREFSRC,
377 RTA_METRICS,
378 RTA_MULTIPATH,
379 RTA_PROTOINFO, /* no longer used */
380 RTA_FLOW,
381 RTA_CACHEINFO,
382 RTA_SESSION, /* no longer used */
383 RTA_MP_ALGO, /* no longer used */
384 RTA_TABLE,
385 RTA_MARK,
386 RTA_MFC_STATS,
387 RTA_VIA,
388 RTA_NEWDST,
389 RTA_PREF,
390 RTA_ENCAP_TYPE,
391 RTA_ENCAP,
392 RTA_EXPIRES,
393 RTA_PAD,
394 RTA_UID,
395 RTA_TTL_PROPAGATE,
396 RTA_IP_PROTO,
397 RTA_SPORT,
398 RTA_DPORT,
399 RTA_NH_ID,
400 RTA_FLOWLABEL,
401 __RTA_MAX
402};
403
404#define RTA_MAX (__RTA_MAX - 1)
405
406#define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg))))
407#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg))
408
409/* RTM_MULTIPATH --- array of struct rtnexthop.
410 *
411 * "struct rtnexthop" describes all necessary nexthop information,
412 * i.e. parameters of path to a destination via this nexthop.
413 *
414 * At the moment it is impossible to set different prefsrc, mtu, window
415 * and rtt for different paths from multipath.
416 */
417
418struct rtnexthop {
419 unsigned short rtnh_len;
420 unsigned char rtnh_flags;
421 unsigned char rtnh_hops;
422 int rtnh_ifindex;
423};
424
425/* rtnh_flags */
426
427#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
428#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
429#define RTNH_F_ONLINK 4 /* Gateway is forced on link */
430#define RTNH_F_OFFLOAD 8 /* Nexthop is offloaded */
431#define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */
432#define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */
433#define RTNH_F_TRAP 64 /* Nexthop is trapping packets */
434
435#define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | \
436 RTNH_F_OFFLOAD | RTNH_F_TRAP)
437
438/* Macros to handle hexthops */
439
440#define RTNH_ALIGNTO 4
441#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
442#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \
443 ((int)(rtnh)->rtnh_len) <= (len))
444#define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len)))
445#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len))
446#define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len))
447#define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0)))
448
449/* RTA_VIA */
450struct rtvia {
451 __kernel_sa_family_t rtvia_family;
452 __u8 rtvia_addr[];
453};
454
455/* RTM_CACHEINFO */
456
457struct rta_cacheinfo {
458 __u32 rta_clntref;
459 __u32 rta_lastuse;
460 __s32 rta_expires;
461 __u32 rta_error;
462 __u32 rta_used;
463
464#define RTNETLINK_HAVE_PEERINFO 1
465 __u32 rta_id;
466 __u32 rta_ts;
467 __u32 rta_tsage;
468};
469
470/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */
471
472enum {
473 RTAX_UNSPEC,
474#define RTAX_UNSPEC RTAX_UNSPEC
475 RTAX_LOCK,
476#define RTAX_LOCK RTAX_LOCK
477 RTAX_MTU,
478#define RTAX_MTU RTAX_MTU
479 RTAX_WINDOW,
480#define RTAX_WINDOW RTAX_WINDOW
481 RTAX_RTT,
482#define RTAX_RTT RTAX_RTT
483 RTAX_RTTVAR,
484#define RTAX_RTTVAR RTAX_RTTVAR
485 RTAX_SSTHRESH,
486#define RTAX_SSTHRESH RTAX_SSTHRESH
487 RTAX_CWND,
488#define RTAX_CWND RTAX_CWND
489 RTAX_ADVMSS,
490#define RTAX_ADVMSS RTAX_ADVMSS
491 RTAX_REORDERING,
492#define RTAX_REORDERING RTAX_REORDERING
493 RTAX_HOPLIMIT,
494#define RTAX_HOPLIMIT RTAX_HOPLIMIT
495 RTAX_INITCWND,
496#define RTAX_INITCWND RTAX_INITCWND
497 RTAX_FEATURES,
498#define RTAX_FEATURES RTAX_FEATURES
499 RTAX_RTO_MIN,
500#define RTAX_RTO_MIN RTAX_RTO_MIN
501 RTAX_INITRWND,
502#define RTAX_INITRWND RTAX_INITRWND
503 RTAX_QUICKACK,
504#define RTAX_QUICKACK RTAX_QUICKACK
505 RTAX_CC_ALGO,
506#define RTAX_CC_ALGO RTAX_CC_ALGO
507 RTAX_FASTOPEN_NO_COOKIE,
508#define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE
509 __RTAX_MAX
510};
511
512#define RTAX_MAX (__RTAX_MAX - 1)
513
514#define RTAX_FEATURE_ECN (1 << 0)
515#define RTAX_FEATURE_SACK (1 << 1) /* unused */
516#define RTAX_FEATURE_TIMESTAMP (1 << 2) /* unused */
517#define RTAX_FEATURE_ALLFRAG (1 << 3) /* unused */
518#define RTAX_FEATURE_TCP_USEC_TS (1 << 4)
519
520#define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | \
521 RTAX_FEATURE_SACK | \
522 RTAX_FEATURE_TIMESTAMP | \
523 RTAX_FEATURE_ALLFRAG | \
524 RTAX_FEATURE_TCP_USEC_TS)
525
526struct rta_session {
527 __u8 proto;
528 __u8 pad1;
529 __u16 pad2;
530
531 union {
532 struct {
533 __u16 sport;
534 __u16 dport;
535 } ports;
536
537 struct {
538 __u8 type;
539 __u8 code;
540 __u16 ident;
541 } icmpt;
542
543 __u32 spi;
544 } u;
545};
546
547struct rta_mfc_stats {
548 __u64 mfcs_packets;
549 __u64 mfcs_bytes;
550 __u64 mfcs_wrong_if;
551};
552
553/****
554 * General form of address family dependent message.
555 ****/
556
557struct rtgenmsg {
558 unsigned char rtgen_family;
559};
560
561/*****************************************************************
562 * Link layer specific messages.
563 ****/
564
565/* struct ifinfomsg
566 * passes link level specific information, not dependent
567 * on network protocol.
568 */
569
570struct ifinfomsg {
571 unsigned char ifi_family;
572 unsigned char __ifi_pad;
573 unsigned short ifi_type; /* ARPHRD_* */
574 int ifi_index; /* Link index */
575 unsigned ifi_flags; /* IFF_* flags */
576 unsigned ifi_change; /* IFF_* change mask */
577};
578
579/********************************************************************
580 * prefix information
581 ****/
582
583struct prefixmsg {
584 unsigned char prefix_family;
585 unsigned char prefix_pad1;
586 unsigned short prefix_pad2;
587 int prefix_ifindex;
588 unsigned char prefix_type;
589 unsigned char prefix_len;
590 unsigned char prefix_flags;
591 unsigned char prefix_pad3;
592};
593
594enum
595{
596 PREFIX_UNSPEC,
597 PREFIX_ADDRESS,
598 PREFIX_CACHEINFO,
599 __PREFIX_MAX
600};
601
602#define PREFIX_MAX (__PREFIX_MAX - 1)
603
604struct prefix_cacheinfo {
605 __u32 preferred_time;
606 __u32 valid_time;
607};
608
609
610/*****************************************************************
611 * Traffic control messages.
612 ****/
613
614struct tcmsg {
615 unsigned char tcm_family;
616 unsigned char tcm__pad1;
617 unsigned short tcm__pad2;
618 int tcm_ifindex;
619 __u32 tcm_handle;
620 __u32 tcm_parent;
621/* tcm_block_index is used instead of tcm_parent
622 * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK
623 */
624#define tcm_block_index tcm_parent
625 __u32 tcm_info;
626};
627
628/* For manipulation of filters in shared block, tcm_ifindex is set to
629 * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index
630 * which is the block index.
631 */
632#define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU)
633
634enum {
635 TCA_UNSPEC,
636 TCA_KIND,
637 TCA_OPTIONS,
638 TCA_STATS,
639 TCA_XSTATS,
640 TCA_RATE,
641 TCA_FCNT,
642 TCA_STATS2,
643 TCA_STAB,
644 TCA_PAD,
645 TCA_DUMP_INVISIBLE,
646 TCA_CHAIN,
647 TCA_HW_OFFLOAD,
648 TCA_INGRESS_BLOCK,
649 TCA_EGRESS_BLOCK,
650 TCA_DUMP_FLAGS,
651 TCA_EXT_WARN_MSG,
652 __TCA_MAX
653};
654
655#define TCA_MAX (__TCA_MAX - 1)
656
657#define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic
658 * data necessary to identify the objects
659 * (handle, cookie, etc.) and stats.
660 */
661
662#define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg))))
663#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg))
664
665/********************************************************************
666 * Neighbor Discovery userland options
667 ****/
668
669struct nduseroptmsg {
670 unsigned char nduseropt_family;
671 unsigned char nduseropt_pad1;
672 unsigned short nduseropt_opts_len; /* Total length of options */
673 int nduseropt_ifindex;
674 __u8 nduseropt_icmp_type;
675 __u8 nduseropt_icmp_code;
676 unsigned short nduseropt_pad2;
677 unsigned int nduseropt_pad3;
678 /* Followed by one or more ND options */
679};
680
681enum {
682 NDUSEROPT_UNSPEC,
683 NDUSEROPT_SRCADDR,
684 __NDUSEROPT_MAX
685};
686
687#define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1)
688
689#ifndef __KERNEL__
690/* RTnetlink multicast groups - backwards compatibility for userspace */
691#define RTMGRP_LINK 1
692#define RTMGRP_NOTIFY 2
693#define RTMGRP_NEIGH 4
694#define RTMGRP_TC 8
695
696#define RTMGRP_IPV4_IFADDR 0x10
697#define RTMGRP_IPV4_MROUTE 0x20
698#define RTMGRP_IPV4_ROUTE 0x40
699#define RTMGRP_IPV4_RULE 0x80
700
701#define RTMGRP_IPV6_IFADDR 0x100
702#define RTMGRP_IPV6_MROUTE 0x200
703#define RTMGRP_IPV6_ROUTE 0x400
704#define RTMGRP_IPV6_IFINFO 0x800
705
706#define RTMGRP_DECnet_IFADDR 0x1000
707#define RTMGRP_DECnet_ROUTE 0x4000
708
709#define RTMGRP_IPV6_PREFIX 0x20000
710#endif
711
712/* RTnetlink multicast groups */
713enum rtnetlink_groups {
714 RTNLGRP_NONE,
715#define RTNLGRP_NONE RTNLGRP_NONE
716 RTNLGRP_LINK,
717#define RTNLGRP_LINK RTNLGRP_LINK
718 RTNLGRP_NOTIFY,
719#define RTNLGRP_NOTIFY RTNLGRP_NOTIFY
720 RTNLGRP_NEIGH,
721#define RTNLGRP_NEIGH RTNLGRP_NEIGH
722 RTNLGRP_TC,
723#define RTNLGRP_TC RTNLGRP_TC
724 RTNLGRP_IPV4_IFADDR,
725#define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR
726 RTNLGRP_IPV4_MROUTE,
727#define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE
728 RTNLGRP_IPV4_ROUTE,
729#define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE
730 RTNLGRP_IPV4_RULE,
731#define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE
732 RTNLGRP_IPV6_IFADDR,
733#define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR
734 RTNLGRP_IPV6_MROUTE,
735#define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE
736 RTNLGRP_IPV6_ROUTE,
737#define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE
738 RTNLGRP_IPV6_IFINFO,
739#define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO
740 RTNLGRP_DECnet_IFADDR,
741#define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR
742 RTNLGRP_NOP2,
743 RTNLGRP_DECnet_ROUTE,
744#define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE
745 RTNLGRP_DECnet_RULE,
746#define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE
747 RTNLGRP_NOP4,
748 RTNLGRP_IPV6_PREFIX,
749#define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX
750 RTNLGRP_IPV6_RULE,
751#define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE
752 RTNLGRP_ND_USEROPT,
753#define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT
754 RTNLGRP_PHONET_IFADDR,
755#define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR
756 RTNLGRP_PHONET_ROUTE,
757#define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE
758 RTNLGRP_DCB,
759#define RTNLGRP_DCB RTNLGRP_DCB
760 RTNLGRP_IPV4_NETCONF,
761#define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF
762 RTNLGRP_IPV6_NETCONF,
763#define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF
764 RTNLGRP_MDB,
765#define RTNLGRP_MDB RTNLGRP_MDB
766 RTNLGRP_MPLS_ROUTE,
767#define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE
768 RTNLGRP_NSID,
769#define RTNLGRP_NSID RTNLGRP_NSID
770 RTNLGRP_MPLS_NETCONF,
771#define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF
772 RTNLGRP_IPV4_MROUTE_R,
773#define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R
774 RTNLGRP_IPV6_MROUTE_R,
775#define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R
776 RTNLGRP_NEXTHOP,
777#define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP
778 RTNLGRP_BRVLAN,
779#define RTNLGRP_BRVLAN RTNLGRP_BRVLAN
780 RTNLGRP_MCTP_IFADDR,
781#define RTNLGRP_MCTP_IFADDR RTNLGRP_MCTP_IFADDR
782 RTNLGRP_TUNNEL,
783#define RTNLGRP_TUNNEL RTNLGRP_TUNNEL
784 RTNLGRP_STATS,
785#define RTNLGRP_STATS RTNLGRP_STATS
786 RTNLGRP_IPV4_MCADDR,
787#define RTNLGRP_IPV4_MCADDR RTNLGRP_IPV4_MCADDR
788 RTNLGRP_IPV6_MCADDR,
789#define RTNLGRP_IPV6_MCADDR RTNLGRP_IPV6_MCADDR
790 RTNLGRP_IPV6_ACADDR,
791#define RTNLGRP_IPV6_ACADDR RTNLGRP_IPV6_ACADDR
792 __RTNLGRP_MAX
793};
794#define RTNLGRP_MAX (__RTNLGRP_MAX - 1)
795
796/* TC action piece */
797struct tcamsg {
798 unsigned char tca_family;
799 unsigned char tca__pad1;
800 unsigned short tca__pad2;
801};
802
803enum {
804 TCA_ROOT_UNSPEC,
805 TCA_ROOT_TAB,
806#define TCA_ACT_TAB TCA_ROOT_TAB
807#define TCAA_MAX TCA_ROOT_TAB
808 TCA_ROOT_FLAGS,
809 TCA_ROOT_COUNT,
810 TCA_ROOT_TIME_DELTA, /* in msecs */
811 TCA_ROOT_EXT_WARN_MSG,
812 __TCA_ROOT_MAX,
813#define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1)
814};
815
816#define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
817#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
818/* tcamsg flags stored in attribute TCA_ROOT_FLAGS
819 *
820 * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than
821 * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the
822 * number of actions being dumped stored in for user app's consumption in
823 * TCA_ROOT_COUNT
824 *
825 * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only
826 * includes essential action info (kind, index, etc.)
827 *
828 */
829#define TCA_FLAG_LARGE_DUMP_ON (1 << 0)
830#define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON
831#define TCA_ACT_FLAG_TERSE_DUMP (1 << 1)
832
833/* New extended info filters for IFLA_EXT_MASK */
834#define RTEXT_FILTER_VF (1 << 0)
835#define RTEXT_FILTER_BRVLAN (1 << 1)
836#define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2)
837#define RTEXT_FILTER_SKIP_STATS (1 << 3)
838#define RTEXT_FILTER_MRP (1 << 4)
839#define RTEXT_FILTER_CFM_CONFIG (1 << 5)
840#define RTEXT_FILTER_CFM_STATUS (1 << 6)
841#define RTEXT_FILTER_MST (1 << 7)
842
843/* End of information exported to user level */
844
845
846
847#endif /* _UAPI__LINUX_RTNETLINK_H */