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 | 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) /* unused */ |
507 | #define RTAX_FEATURE_TIMESTAMP (1 << 2) /* unused */ |
508 | #define RTAX_FEATURE_ALLFRAG (1 << 3) /* unused */ |
509 | #define RTAX_FEATURE_TCP_USEC_TS (1 << 4) |
510 | |
511 | #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | \ |
512 | RTAX_FEATURE_SACK | \ |
513 | RTAX_FEATURE_TIMESTAMP | \ |
514 | RTAX_FEATURE_ALLFRAG | \ |
515 | RTAX_FEATURE_TCP_USEC_TS) |
516 | |
517 | struct rta_session { |
518 | __u8 proto; |
519 | __u8 pad1; |
520 | __u16 pad2; |
521 | |
522 | union { |
523 | struct { |
524 | __u16 sport; |
525 | __u16 dport; |
526 | } ports; |
527 | |
528 | struct { |
529 | __u8 type; |
530 | __u8 code; |
531 | __u16 ident; |
532 | } icmpt; |
533 | |
534 | __u32 spi; |
535 | } u; |
536 | }; |
537 | |
538 | struct rta_mfc_stats { |
539 | __u64 mfcs_packets; |
540 | __u64 mfcs_bytes; |
541 | __u64 mfcs_wrong_if; |
542 | }; |
543 | |
544 | /**** |
545 | * General form of address family dependent message. |
546 | ****/ |
547 | |
548 | struct rtgenmsg { |
549 | unsigned char rtgen_family; |
550 | }; |
551 | |
552 | /***************************************************************** |
553 | * Link layer specific messages. |
554 | ****/ |
555 | |
556 | /* struct ifinfomsg |
557 | * passes link level specific information, not dependent |
558 | * on network protocol. |
559 | */ |
560 | |
561 | struct ifinfomsg { |
562 | unsigned char ifi_family; |
563 | unsigned char __ifi_pad; |
564 | unsigned short ifi_type; /* ARPHRD_* */ |
565 | int ifi_index; /* Link index */ |
566 | unsigned ifi_flags; /* IFF_* flags */ |
567 | unsigned ifi_change; /* IFF_* change mask */ |
568 | }; |
569 | |
570 | /******************************************************************** |
571 | * prefix information |
572 | ****/ |
573 | |
574 | struct prefixmsg { |
575 | unsigned char prefix_family; |
576 | unsigned char prefix_pad1; |
577 | unsigned short prefix_pad2; |
578 | int prefix_ifindex; |
579 | unsigned char prefix_type; |
580 | unsigned char prefix_len; |
581 | unsigned char prefix_flags; |
582 | unsigned char prefix_pad3; |
583 | }; |
584 | |
585 | enum |
586 | { |
587 | PREFIX_UNSPEC, |
588 | PREFIX_ADDRESS, |
589 | PREFIX_CACHEINFO, |
590 | __PREFIX_MAX |
591 | }; |
592 | |
593 | #define PREFIX_MAX (__PREFIX_MAX - 1) |
594 | |
595 | struct prefix_cacheinfo { |
596 | __u32 preferred_time; |
597 | __u32 valid_time; |
598 | }; |
599 | |
600 | |
601 | /***************************************************************** |
602 | * Traffic control messages. |
603 | ****/ |
604 | |
605 | struct tcmsg { |
606 | unsigned char tcm_family; |
607 | unsigned char tcm__pad1; |
608 | unsigned short tcm__pad2; |
609 | int tcm_ifindex; |
610 | __u32 tcm_handle; |
611 | __u32 tcm_parent; |
612 | /* tcm_block_index is used instead of tcm_parent |
613 | * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK |
614 | */ |
615 | #define tcm_block_index tcm_parent |
616 | __u32 tcm_info; |
617 | }; |
618 | |
619 | /* For manipulation of filters in shared block, tcm_ifindex is set to |
620 | * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index |
621 | * which is the block index. |
622 | */ |
623 | #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU) |
624 | |
625 | enum { |
626 | TCA_UNSPEC, |
627 | TCA_KIND, |
628 | TCA_OPTIONS, |
629 | TCA_STATS, |
630 | TCA_XSTATS, |
631 | TCA_RATE, |
632 | TCA_FCNT, |
633 | TCA_STATS2, |
634 | TCA_STAB, |
635 | TCA_PAD, |
636 | TCA_DUMP_INVISIBLE, |
637 | TCA_CHAIN, |
638 | TCA_HW_OFFLOAD, |
639 | TCA_INGRESS_BLOCK, |
640 | TCA_EGRESS_BLOCK, |
641 | TCA_DUMP_FLAGS, |
642 | TCA_EXT_WARN_MSG, |
643 | __TCA_MAX |
644 | }; |
645 | |
646 | #define TCA_MAX (__TCA_MAX - 1) |
647 | |
648 | #define TCA_DUMP_FLAGS_TERSE (1 << 0) /* Means that in dump user gets only basic |
649 | * data necessary to identify the objects |
650 | * (handle, cookie, etc.) and stats. |
651 | */ |
652 | |
653 | #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) |
654 | #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) |
655 | |
656 | /******************************************************************** |
657 | * Neighbor Discovery userland options |
658 | ****/ |
659 | |
660 | struct nduseroptmsg { |
661 | unsigned char nduseropt_family; |
662 | unsigned char nduseropt_pad1; |
663 | unsigned short nduseropt_opts_len; /* Total length of options */ |
664 | int nduseropt_ifindex; |
665 | __u8 nduseropt_icmp_type; |
666 | __u8 nduseropt_icmp_code; |
667 | unsigned short nduseropt_pad2; |
668 | unsigned int nduseropt_pad3; |
669 | /* Followed by one or more ND options */ |
670 | }; |
671 | |
672 | enum { |
673 | NDUSEROPT_UNSPEC, |
674 | NDUSEROPT_SRCADDR, |
675 | __NDUSEROPT_MAX |
676 | }; |
677 | |
678 | #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) |
679 | |
680 | #ifndef __KERNEL__ |
681 | /* RTnetlink multicast groups - backwards compatibility for userspace */ |
682 | #define RTMGRP_LINK 1 |
683 | #define RTMGRP_NOTIFY 2 |
684 | #define RTMGRP_NEIGH 4 |
685 | #define RTMGRP_TC 8 |
686 | |
687 | #define RTMGRP_IPV4_IFADDR 0x10 |
688 | #define RTMGRP_IPV4_MROUTE 0x20 |
689 | #define RTMGRP_IPV4_ROUTE 0x40 |
690 | #define RTMGRP_IPV4_RULE 0x80 |
691 | |
692 | #define RTMGRP_IPV6_IFADDR 0x100 |
693 | #define RTMGRP_IPV6_MROUTE 0x200 |
694 | #define RTMGRP_IPV6_ROUTE 0x400 |
695 | #define RTMGRP_IPV6_IFINFO 0x800 |
696 | |
697 | #define RTMGRP_DECnet_IFADDR 0x1000 |
698 | #define RTMGRP_DECnet_ROUTE 0x4000 |
699 | |
700 | #define RTMGRP_IPV6_PREFIX 0x20000 |
701 | #endif |
702 | |
703 | /* RTnetlink multicast groups */ |
704 | enum rtnetlink_groups { |
705 | RTNLGRP_NONE, |
706 | #define RTNLGRP_NONE RTNLGRP_NONE |
707 | RTNLGRP_LINK, |
708 | #define RTNLGRP_LINK RTNLGRP_LINK |
709 | RTNLGRP_NOTIFY, |
710 | #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY |
711 | RTNLGRP_NEIGH, |
712 | #define RTNLGRP_NEIGH RTNLGRP_NEIGH |
713 | RTNLGRP_TC, |
714 | #define RTNLGRP_TC RTNLGRP_TC |
715 | RTNLGRP_IPV4_IFADDR, |
716 | #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR |
717 | RTNLGRP_IPV4_MROUTE, |
718 | #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE |
719 | RTNLGRP_IPV4_ROUTE, |
720 | #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE |
721 | RTNLGRP_IPV4_RULE, |
722 | #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE |
723 | RTNLGRP_IPV6_IFADDR, |
724 | #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR |
725 | RTNLGRP_IPV6_MROUTE, |
726 | #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE |
727 | RTNLGRP_IPV6_ROUTE, |
728 | #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE |
729 | RTNLGRP_IPV6_IFINFO, |
730 | #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO |
731 | RTNLGRP_DECnet_IFADDR, |
732 | #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR |
733 | RTNLGRP_NOP2, |
734 | RTNLGRP_DECnet_ROUTE, |
735 | #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE |
736 | RTNLGRP_DECnet_RULE, |
737 | #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE |
738 | RTNLGRP_NOP4, |
739 | RTNLGRP_IPV6_PREFIX, |
740 | #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX |
741 | RTNLGRP_IPV6_RULE, |
742 | #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE |
743 | RTNLGRP_ND_USEROPT, |
744 | #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT |
745 | RTNLGRP_PHONET_IFADDR, |
746 | #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR |
747 | RTNLGRP_PHONET_ROUTE, |
748 | #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE |
749 | RTNLGRP_DCB, |
750 | #define RTNLGRP_DCB RTNLGRP_DCB |
751 | RTNLGRP_IPV4_NETCONF, |
752 | #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF |
753 | RTNLGRP_IPV6_NETCONF, |
754 | #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF |
755 | RTNLGRP_MDB, |
756 | #define RTNLGRP_MDB RTNLGRP_MDB |
757 | RTNLGRP_MPLS_ROUTE, |
758 | #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE |
759 | RTNLGRP_NSID, |
760 | #define RTNLGRP_NSID RTNLGRP_NSID |
761 | RTNLGRP_MPLS_NETCONF, |
762 | #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF |
763 | RTNLGRP_IPV4_MROUTE_R, |
764 | #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R |
765 | RTNLGRP_IPV6_MROUTE_R, |
766 | #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R |
767 | RTNLGRP_NEXTHOP, |
768 | #define RTNLGRP_NEXTHOP RTNLGRP_NEXTHOP |
769 | RTNLGRP_BRVLAN, |
770 | #define RTNLGRP_BRVLAN RTNLGRP_BRVLAN |
771 | RTNLGRP_MCTP_IFADDR, |
772 | #define RTNLGRP_MCTP_IFADDR RTNLGRP_MCTP_IFADDR |
773 | RTNLGRP_TUNNEL, |
774 | #define RTNLGRP_TUNNEL RTNLGRP_TUNNEL |
775 | RTNLGRP_STATS, |
776 | #define RTNLGRP_STATS RTNLGRP_STATS |
777 | __RTNLGRP_MAX |
778 | }; |
779 | #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) |
780 | |
781 | /* TC action piece */ |
782 | struct tcamsg { |
783 | unsigned char tca_family; |
784 | unsigned char tca__pad1; |
785 | unsigned short tca__pad2; |
786 | }; |
787 | |
788 | enum { |
789 | TCA_ROOT_UNSPEC, |
790 | TCA_ROOT_TAB, |
791 | #define TCA_ACT_TAB TCA_ROOT_TAB |
792 | #define TCAA_MAX TCA_ROOT_TAB |
793 | TCA_ROOT_FLAGS, |
794 | TCA_ROOT_COUNT, |
795 | TCA_ROOT_TIME_DELTA, /* in msecs */ |
796 | TCA_ROOT_EXT_WARN_MSG, |
797 | __TCA_ROOT_MAX, |
798 | #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1) |
799 | }; |
800 | |
801 | #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) |
802 | #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) |
803 | /* tcamsg flags stored in attribute TCA_ROOT_FLAGS |
804 | * |
805 | * TCA_ACT_FLAG_LARGE_DUMP_ON user->kernel to request for larger than |
806 | * TCA_ACT_MAX_PRIO actions in a dump. All dump responses will contain the |
807 | * number of actions being dumped stored in for user app's consumption in |
808 | * TCA_ROOT_COUNT |
809 | * |
810 | * TCA_ACT_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only |
811 | * includes essential action info (kind, index, etc.) |
812 | * |
813 | */ |
814 | #define TCA_FLAG_LARGE_DUMP_ON (1 << 0) |
815 | #define TCA_ACT_FLAG_LARGE_DUMP_ON TCA_FLAG_LARGE_DUMP_ON |
816 | #define TCA_ACT_FLAG_TERSE_DUMP (1 << 1) |
817 | |
818 | /* New extended info filters for IFLA_EXT_MASK */ |
819 | #define RTEXT_FILTER_VF (1 << 0) |
820 | #define RTEXT_FILTER_BRVLAN (1 << 1) |
821 | #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) |
822 | #define RTEXT_FILTER_SKIP_STATS (1 << 3) |
823 | #define RTEXT_FILTER_MRP (1 << 4) |
824 | #define RTEXT_FILTER_CFM_CONFIG (1 << 5) |
825 | #define RTEXT_FILTER_CFM_STATUS (1 << 6) |
826 | #define RTEXT_FILTER_MST (1 << 7) |
827 | |
828 | /* End of information exported to user level */ |
829 | |
830 | |
831 | |
832 | #endif /* _UAPI__LINUX_RTNETLINK_H */ |
833 | |