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ba914908 | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
910773dc SH |
2 | #ifndef __LINUX_RTNETLINK_H |
3 | #define __LINUX_RTNETLINK_H | |
0633baa1 | 4 | |
67881151 | 5 | #include <linux/types.h> |
0633baa1 | 6 | #include <linux/netlink.h> |
ead2ba70 | 7 | #include <linux/if_link.h> |
5a8ba228 SH |
8 | #include <linux/if_addr.h> |
9 | #include <linux/neighbour.h> | |
0633baa1 | 10 | |
b4397f58 SH |
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 | ||
0633baa1 SH |
18 | /**** |
19 | * Routing/neighbour discovery messages. | |
20 | ****/ | |
21 | ||
22 | /* Types of messages */ | |
23 | ||
091ed219 SH |
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 | |
091ed219 SH |
95 | |
96 | RTM_GETMULTICAST = 58, | |
97 | #define RTM_GETMULTICAST RTM_GETMULTICAST | |
98 | ||
99 | RTM_GETANYCAST = 62, | |
100 | #define RTM_GETANYCAST RTM_GETANYCAST | |
101 | ||
ea8fc104 SH |
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 | ||
5472ac6f SH |
109 | RTM_NEWNDUSEROPT = 68, |
110 | #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT | |
111 | ||
70e6e38a SH |
112 | RTM_NEWADDRLABEL = 72, |
113 | #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL | |
114 | RTM_DELADDRLABEL, | |
8007bfb5 | 115 | #define RTM_DELADDRLABEL RTM_DELADDRLABEL |
70e6e38a SH |
116 | RTM_GETADDRLABEL, |
117 | #define RTM_GETADDRLABEL RTM_GETADDRLABEL | |
118 | ||
67881151 SH |
119 | RTM_GETDCB = 78, |
120 | #define RTM_GETDCB RTM_GETDCB | |
121 | RTM_SETDCB, | |
122 | #define RTM_SETDCB RTM_SETDCB | |
123 | ||
910773dc SH |
124 | RTM_NEWNETCONF = 80, |
125 | #define RTM_NEWNETCONF RTM_NEWNETCONF | |
45f78b4d SH |
126 | RTM_DELNETCONF, |
127 | #define RTM_DELNETCONF RTM_DELNETCONF | |
910773dc SH |
128 | RTM_GETNETCONF = 82, |
129 | #define RTM_GETNETCONF RTM_GETNETCONF | |
130 | ||
9dca6767 CW |
131 | RTM_NEWMDB = 84, |
132 | #define RTM_NEWMDB RTM_NEWMDB | |
133 | RTM_DELMDB = 85, | |
134 | #define RTM_DELMDB RTM_DELMDB | |
910773dc SH |
135 | RTM_GETMDB = 86, |
136 | #define RTM_GETMDB RTM_GETMDB | |
137 | ||
8c58d403 SH |
138 | RTM_NEWNSID = 88, |
139 | #define RTM_NEWNSID RTM_NEWNSID | |
e46efaed SH |
140 | RTM_DELNSID = 89, |
141 | #define RTM_DELNSID RTM_DELNSID | |
8c58d403 SH |
142 | RTM_GETNSID = 90, |
143 | #define RTM_GETNSID RTM_GETNSID | |
144 | ||
32c0b9b7 SH |
145 | RTM_NEWSTATS = 92, |
146 | #define RTM_NEWSTATS RTM_NEWSTATS | |
147 | RTM_GETSTATS = 94, | |
148 | #define RTM_GETSTATS RTM_GETSTATS | |
149 | ||
35a004dc SH |
150 | RTM_NEWCACHEREPORT = 96, |
151 | #define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT | |
152 | ||
ea8fc104 SH |
153 | __RTM_MAX, |
154 | #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) | |
091ed219 | 155 | }; |
0633baa1 | 156 | |
ea8fc104 SH |
157 | #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) |
158 | #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) | |
159 | #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) | |
160 | ||
0633baa1 SH |
161 | /* |
162 | Generic structure for encapsulation of optional route information. | |
163 | It is reminiscent of sockaddr, but with sa_family replaced | |
164 | with attribute type. | |
165 | */ | |
166 | ||
ab322673 | 167 | struct rtattr { |
0633baa1 SH |
168 | unsigned short rta_len; |
169 | unsigned short rta_type; | |
170 | }; | |
171 | ||
172 | /* Macros to handle rtattributes */ | |
173 | ||
89bb4c6a | 174 | #define RTA_ALIGNTO 4U |
0633baa1 SH |
175 | #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) |
176 | #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ | |
177 | (rta)->rta_len >= sizeof(struct rtattr) && \ | |
178 | (rta)->rta_len <= (len)) | |
179 | #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ | |
180 | (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) | |
181 | #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) | |
182 | #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) | |
183 | #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) | |
184 | #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) | |
185 | ||
186 | ||
187 | ||
188 | ||
189 | /****************************************************************************** | |
190 | * Definitions used in routing table administration. | |
191 | ****/ | |
192 | ||
ab322673 | 193 | struct rtmsg { |
0633baa1 SH |
194 | unsigned char rtm_family; |
195 | unsigned char rtm_dst_len; | |
196 | unsigned char rtm_src_len; | |
197 | unsigned char rtm_tos; | |
198 | ||
199 | unsigned char rtm_table; /* Routing table id */ | |
200 | unsigned char rtm_protocol; /* Routing protocol; see below */ | |
201 | unsigned char rtm_scope; /* See below */ | |
202 | unsigned char rtm_type; /* See below */ | |
203 | ||
204 | unsigned rtm_flags; | |
205 | }; | |
206 | ||
207 | /* rtm_type */ | |
208 | ||
ab322673 | 209 | enum { |
0633baa1 SH |
210 | RTN_UNSPEC, |
211 | RTN_UNICAST, /* Gateway or direct route */ | |
212 | RTN_LOCAL, /* Accept locally */ | |
213 | RTN_BROADCAST, /* Accept locally as broadcast, | |
214 | send as broadcast */ | |
215 | RTN_ANYCAST, /* Accept locally as broadcast, | |
216 | but send as unicast */ | |
217 | RTN_MULTICAST, /* Multicast route */ | |
218 | RTN_BLACKHOLE, /* Drop */ | |
219 | RTN_UNREACHABLE, /* Destination is unreachable */ | |
220 | RTN_PROHIBIT, /* Administratively prohibited */ | |
221 | RTN_THROW, /* Not in this table */ | |
222 | RTN_NAT, /* Translate this address */ | |
223 | RTN_XRESOLVE, /* Use external resolver */ | |
224 | __RTN_MAX | |
225 | }; | |
226 | ||
227 | #define RTN_MAX (__RTN_MAX - 1) | |
228 | ||
229 | ||
230 | /* rtm_protocol */ | |
231 | ||
232 | #define RTPROT_UNSPEC 0 | |
233 | #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; | |
234 | not used by current IPv4 */ | |
235 | #define RTPROT_KERNEL 2 /* Route installed by kernel */ | |
236 | #define RTPROT_BOOT 3 /* Route installed during boot */ | |
237 | #define RTPROT_STATIC 4 /* Route installed by administrator */ | |
238 | ||
239 | /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; | |
240 | they are just passed from user and back as is. | |
241 | It will be used by hypothetical multiple routing daemons. | |
242 | Note that protocol values should be standardized in order to | |
243 | avoid conflicts. | |
244 | */ | |
245 | ||
246 | #define RTPROT_GATED 8 /* Apparently, GateD */ | |
247 | #define RTPROT_RA 9 /* RDISC/ND router advertisements */ | |
248 | #define RTPROT_MRT 10 /* Merit MRT */ | |
249 | #define RTPROT_ZEBRA 11 /* Zebra */ | |
250 | #define RTPROT_BIRD 12 /* BIRD */ | |
251 | #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ | |
252 | #define RTPROT_XORP 14 /* XORP */ | |
40b6c62c | 253 | #define RTPROT_NTK 15 /* Netsukuku */ |
67881151 | 254 | #define RTPROT_DHCP 16 /* DHCP client */ |
910773dc | 255 | #define RTPROT_MROUTED 17 /* Multicast daemon */ |
1fa804e0 DT |
256 | #define RTPROT_BABEL 42 /* Babel daemon */ |
257 | ||
0633baa1 SH |
258 | /* rtm_scope |
259 | ||
260 | Really it is not scope, but sort of distance to the destination. | |
261 | NOWHERE are reserved for not existing destinations, HOST is our | |
262 | local addresses, LINK are destinations, located on directly attached | |
263 | link and UNIVERSE is everywhere in the Universe. | |
264 | ||
265 | Intermediate values are also possible f.e. interior routes | |
266 | could be assigned a value between UNIVERSE and LINK. | |
267 | */ | |
268 | ||
ab322673 | 269 | enum rt_scope_t { |
0633baa1 SH |
270 | RT_SCOPE_UNIVERSE=0, |
271 | /* User defined values */ | |
272 | RT_SCOPE_SITE=200, | |
273 | RT_SCOPE_LINK=253, | |
274 | RT_SCOPE_HOST=254, | |
275 | RT_SCOPE_NOWHERE=255 | |
276 | }; | |
277 | ||
278 | /* rtm_flags */ | |
279 | ||
280 | #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ | |
281 | #define RTM_F_CLONED 0x200 /* This route is cloned */ | |
282 | #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ | |
283 | #define RTM_F_PREFIX 0x800 /* Prefix addresses */ | |
4e39bfb9 | 284 | #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */ |
0071f3d0 | 285 | #define RTM_F_FIB_MATCH 0x2000 /* return full fib lookup match */ |
0633baa1 SH |
286 | |
287 | /* Reserved table identifiers */ | |
288 | ||
ab322673 | 289 | enum rt_class_t { |
0633baa1 SH |
290 | RT_TABLE_UNSPEC=0, |
291 | /* User defined values */ | |
3ea2fb98 | 292 | RT_TABLE_COMPAT=252, |
0633baa1 SH |
293 | RT_TABLE_DEFAULT=253, |
294 | RT_TABLE_MAIN=254, | |
295 | RT_TABLE_LOCAL=255, | |
ead2ba70 | 296 | RT_TABLE_MAX=0xFFFFFFFF |
0633baa1 | 297 | }; |
0633baa1 SH |
298 | |
299 | ||
300 | /* Routing message attributes */ | |
301 | ||
ab322673 | 302 | enum rtattr_type_t { |
0633baa1 SH |
303 | RTA_UNSPEC, |
304 | RTA_DST, | |
305 | RTA_SRC, | |
306 | RTA_IIF, | |
307 | RTA_OIF, | |
308 | RTA_GATEWAY, | |
309 | RTA_PRIORITY, | |
310 | RTA_PREFSRC, | |
311 | RTA_METRICS, | |
312 | RTA_MULTIPATH, | |
3ea2fb98 | 313 | RTA_PROTOINFO, /* no longer used */ |
0633baa1 SH |
314 | RTA_FLOW, |
315 | RTA_CACHEINFO, | |
3ea2fb98 | 316 | RTA_SESSION, /* no longer used */ |
a6ffa8b0 | 317 | RTA_MP_ALGO, /* no longer used */ |
34e95647 | 318 | RTA_TABLE, |
04a9fc0a | 319 | RTA_MARK, |
910773dc | 320 | RTA_MFC_STATS, |
61333d24 SH |
321 | RTA_VIA, |
322 | RTA_NEWDST, | |
323 | RTA_PREF, | |
a3563ede SH |
324 | RTA_ENCAP_TYPE, |
325 | RTA_ENCAP, | |
741c20b0 | 326 | RTA_EXPIRES, |
32c0b9b7 | 327 | RTA_PAD, |
1a97748b | 328 | RTA_UID, |
2099b983 | 329 | RTA_TTL_PROPAGATE, |
57ac202c DA |
330 | RTA_IP_PROTO, |
331 | RTA_SPORT, | |
332 | RTA_DPORT, | |
0633baa1 SH |
333 | __RTA_MAX |
334 | }; | |
335 | ||
336 | #define RTA_MAX (__RTA_MAX - 1) | |
337 | ||
338 | #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) | |
339 | #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) | |
340 | ||
341 | /* RTM_MULTIPATH --- array of struct rtnexthop. | |
342 | * | |
343 | * "struct rtnexthop" describes all necessary nexthop information, | |
344 | * i.e. parameters of path to a destination via this nexthop. | |
345 | * | |
346 | * At the moment it is impossible to set different prefsrc, mtu, window | |
347 | * and rtt for different paths from multipath. | |
348 | */ | |
349 | ||
ab322673 | 350 | struct rtnexthop { |
0633baa1 SH |
351 | unsigned short rtnh_len; |
352 | unsigned char rtnh_flags; | |
353 | unsigned char rtnh_hops; | |
354 | int rtnh_ifindex; | |
355 | }; | |
356 | ||
357 | /* rtnh_flags */ | |
358 | ||
359 | #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ | |
360 | #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ | |
361 | #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ | |
ebfe4922 | 362 | #define RTNH_F_OFFLOAD 8 /* offloaded route */ |
ff631c3a | 363 | #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */ |
e467a283 | 364 | #define RTNH_F_UNRESOLVED 32 /* The entry is unresolved (ipmr) */ |
ff631c3a | 365 | |
1a97748b | 366 | #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN | RTNH_F_OFFLOAD) |
0633baa1 SH |
367 | |
368 | /* Macros to handle hexthops */ | |
369 | ||
370 | #define RTNH_ALIGNTO 4 | |
371 | #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) | |
372 | #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ | |
373 | ((int)(rtnh)->rtnh_len) <= (len)) | |
374 | #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) | |
375 | #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) | |
376 | #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) | |
377 | #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) | |
378 | ||
61333d24 SH |
379 | /* RTA_VIA */ |
380 | struct rtvia { | |
381 | __kernel_sa_family_t rtvia_family; | |
382 | __u8 rtvia_addr[0]; | |
383 | }; | |
384 | ||
0633baa1 SH |
385 | /* RTM_CACHEINFO */ |
386 | ||
ab322673 | 387 | struct rta_cacheinfo { |
0633baa1 SH |
388 | __u32 rta_clntref; |
389 | __u32 rta_lastuse; | |
390 | __s32 rta_expires; | |
391 | __u32 rta_error; | |
392 | __u32 rta_used; | |
393 | ||
394 | #define RTNETLINK_HAVE_PEERINFO 1 | |
395 | __u32 rta_id; | |
396 | __u32 rta_ts; | |
397 | __u32 rta_tsage; | |
398 | }; | |
399 | ||
400 | /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ | |
401 | ||
ab322673 | 402 | enum { |
0633baa1 SH |
403 | RTAX_UNSPEC, |
404 | #define RTAX_UNSPEC RTAX_UNSPEC | |
405 | RTAX_LOCK, | |
406 | #define RTAX_LOCK RTAX_LOCK | |
407 | RTAX_MTU, | |
408 | #define RTAX_MTU RTAX_MTU | |
409 | RTAX_WINDOW, | |
410 | #define RTAX_WINDOW RTAX_WINDOW | |
411 | RTAX_RTT, | |
412 | #define RTAX_RTT RTAX_RTT | |
413 | RTAX_RTTVAR, | |
414 | #define RTAX_RTTVAR RTAX_RTTVAR | |
415 | RTAX_SSTHRESH, | |
416 | #define RTAX_SSTHRESH RTAX_SSTHRESH | |
417 | RTAX_CWND, | |
418 | #define RTAX_CWND RTAX_CWND | |
419 | RTAX_ADVMSS, | |
420 | #define RTAX_ADVMSS RTAX_ADVMSS | |
421 | RTAX_REORDERING, | |
422 | #define RTAX_REORDERING RTAX_REORDERING | |
423 | RTAX_HOPLIMIT, | |
424 | #define RTAX_HOPLIMIT RTAX_HOPLIMIT | |
425 | RTAX_INITCWND, | |
426 | #define RTAX_INITCWND RTAX_INITCWND | |
427 | RTAX_FEATURES, | |
428 | #define RTAX_FEATURES RTAX_FEATURES | |
dfd26e1c SH |
429 | RTAX_RTO_MIN, |
430 | #define RTAX_RTO_MIN RTAX_RTO_MIN | |
8ecdcce0 SH |
431 | RTAX_INITRWND, |
432 | #define RTAX_INITRWND RTAX_INITRWND | |
ecefa08c SH |
433 | RTAX_QUICKACK, |
434 | #define RTAX_QUICKACK RTAX_QUICKACK | |
f233410d SH |
435 | RTAX_CC_ALGO, |
436 | #define RTAX_CC_ALGO RTAX_CC_ALGO | |
7fde8cfd SH |
437 | RTAX_FASTOPEN_NO_COOKIE, |
438 | #define RTAX_FASTOPEN_NO_COOKIE RTAX_FASTOPEN_NO_COOKIE | |
0633baa1 SH |
439 | __RTAX_MAX |
440 | }; | |
441 | ||
442 | #define RTAX_MAX (__RTAX_MAX - 1) | |
443 | ||
8d62f3e2 SH |
444 | #define RTAX_FEATURE_ECN (1 << 0) |
445 | #define RTAX_FEATURE_SACK (1 << 1) | |
446 | #define RTAX_FEATURE_TIMESTAMP (1 << 2) | |
447 | #define RTAX_FEATURE_ALLFRAG (1 << 3) | |
448 | ||
449 | #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \ | |
450 | RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG) | |
0633baa1 | 451 | |
ab322673 | 452 | struct rta_session { |
0633baa1 | 453 | __u8 proto; |
6864c1e7 SH |
454 | __u8 pad1; |
455 | __u16 pad2; | |
0633baa1 SH |
456 | |
457 | union { | |
458 | struct { | |
459 | __u16 sport; | |
460 | __u16 dport; | |
461 | } ports; | |
462 | ||
463 | struct { | |
464 | __u8 type; | |
465 | __u8 code; | |
466 | __u16 ident; | |
467 | } icmpt; | |
468 | ||
469 | __u32 spi; | |
470 | } u; | |
471 | }; | |
472 | ||
910773dc SH |
473 | struct rta_mfc_stats { |
474 | __u64 mfcs_packets; | |
475 | __u64 mfcs_bytes; | |
476 | __u64 mfcs_wrong_if; | |
477 | }; | |
478 | ||
0633baa1 SH |
479 | /**** |
480 | * General form of address family dependent message. | |
481 | ****/ | |
482 | ||
ab322673 | 483 | struct rtgenmsg { |
0633baa1 SH |
484 | unsigned char rtgen_family; |
485 | }; | |
486 | ||
487 | /***************************************************************** | |
488 | * Link layer specific messages. | |
489 | ****/ | |
490 | ||
491 | /* struct ifinfomsg | |
492 | * passes link level specific information, not dependent | |
493 | * on network protocol. | |
494 | */ | |
495 | ||
ab322673 | 496 | struct ifinfomsg { |
0633baa1 SH |
497 | unsigned char ifi_family; |
498 | unsigned char __ifi_pad; | |
499 | unsigned short ifi_type; /* ARPHRD_* */ | |
500 | int ifi_index; /* Link index */ | |
501 | unsigned ifi_flags; /* IFF_* flags */ | |
502 | unsigned ifi_change; /* IFF_* change mask */ | |
503 | }; | |
504 | ||
505 | /******************************************************************** | |
506 | * prefix information | |
507 | ****/ | |
508 | ||
ab322673 | 509 | struct prefixmsg { |
0633baa1 | 510 | unsigned char prefix_family; |
6864c1e7 SH |
511 | unsigned char prefix_pad1; |
512 | unsigned short prefix_pad2; | |
0633baa1 SH |
513 | int prefix_ifindex; |
514 | unsigned char prefix_type; | |
515 | unsigned char prefix_len; | |
516 | unsigned char prefix_flags; | |
6864c1e7 | 517 | unsigned char prefix_pad3; |
0633baa1 SH |
518 | }; |
519 | ||
520 | enum | |
521 | { | |
522 | PREFIX_UNSPEC, | |
523 | PREFIX_ADDRESS, | |
524 | PREFIX_CACHEINFO, | |
525 | __PREFIX_MAX | |
526 | }; | |
527 | ||
528 | #define PREFIX_MAX (__PREFIX_MAX - 1) | |
529 | ||
ab322673 | 530 | struct prefix_cacheinfo { |
0633baa1 SH |
531 | __u32 preferred_time; |
532 | __u32 valid_time; | |
533 | }; | |
534 | ||
0633baa1 SH |
535 | |
536 | /***************************************************************** | |
537 | * Traffic control messages. | |
538 | ****/ | |
539 | ||
ab322673 | 540 | struct tcmsg { |
0633baa1 SH |
541 | unsigned char tcm_family; |
542 | unsigned char tcm__pad1; | |
543 | unsigned short tcm__pad2; | |
544 | int tcm_ifindex; | |
545 | __u32 tcm_handle; | |
546 | __u32 tcm_parent; | |
c0788a09 DA |
547 | /* tcm_block_index is used instead of tcm_parent |
548 | * in case tcm_ifindex == TCM_IFINDEX_MAGIC_BLOCK | |
549 | */ | |
550 | #define tcm_block_index tcm_parent | |
0633baa1 SH |
551 | __u32 tcm_info; |
552 | }; | |
553 | ||
c0788a09 DA |
554 | /* For manipulation of filters in shared block, tcm_ifindex is set to |
555 | * TCM_IFINDEX_MAGIC_BLOCK, and tcm_parent is aliased to tcm_block_index | |
556 | * which is the block index. | |
557 | */ | |
558 | #define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU) | |
559 | ||
ab322673 | 560 | enum { |
0633baa1 SH |
561 | TCA_UNSPEC, |
562 | TCA_KIND, | |
563 | TCA_OPTIONS, | |
564 | TCA_STATS, | |
565 | TCA_XSTATS, | |
566 | TCA_RATE, | |
567 | TCA_FCNT, | |
e5879dc6 | 568 | TCA_STATS2, |
19ecc16d | 569 | TCA_STAB, |
31ce6e01 | 570 | TCA_PAD, |
2099b983 | 571 | TCA_DUMP_INVISIBLE, |
d4473c02 | 572 | TCA_CHAIN, |
f82517f8 | 573 | TCA_HW_OFFLOAD, |
c0788a09 DA |
574 | TCA_INGRESS_BLOCK, |
575 | TCA_EGRESS_BLOCK, | |
0633baa1 SH |
576 | __TCA_MAX |
577 | }; | |
578 | ||
579 | #define TCA_MAX (__TCA_MAX - 1) | |
580 | ||
581 | #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) | |
582 | #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) | |
583 | ||
5472ac6f SH |
584 | /******************************************************************** |
585 | * Neighbor Discovery userland options | |
586 | ****/ | |
587 | ||
ab322673 | 588 | struct nduseroptmsg { |
5472ac6f SH |
589 | unsigned char nduseropt_family; |
590 | unsigned char nduseropt_pad1; | |
591 | unsigned short nduseropt_opts_len; /* Total length of options */ | |
592 | int nduseropt_ifindex; | |
593 | __u8 nduseropt_icmp_type; | |
594 | __u8 nduseropt_icmp_code; | |
595 | unsigned short nduseropt_pad2; | |
596 | unsigned int nduseropt_pad3; | |
597 | /* Followed by one or more ND options */ | |
598 | }; | |
599 | ||
ab322673 | 600 | enum { |
5472ac6f SH |
601 | NDUSEROPT_UNSPEC, |
602 | NDUSEROPT_SRCADDR, | |
603 | __NDUSEROPT_MAX | |
604 | }; | |
605 | ||
606 | #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) | |
607 | ||
351efcde | 608 | /* RTnetlink multicast groups - backwards compatibility for userspace */ |
0633baa1 SH |
609 | #define RTMGRP_LINK 1 |
610 | #define RTMGRP_NOTIFY 2 | |
611 | #define RTMGRP_NEIGH 4 | |
612 | #define RTMGRP_TC 8 | |
613 | ||
614 | #define RTMGRP_IPV4_IFADDR 0x10 | |
615 | #define RTMGRP_IPV4_MROUTE 0x20 | |
616 | #define RTMGRP_IPV4_ROUTE 0x40 | |
8f8a3648 | 617 | #define RTMGRP_IPV4_RULE 0x80 |
0633baa1 SH |
618 | |
619 | #define RTMGRP_IPV6_IFADDR 0x100 | |
620 | #define RTMGRP_IPV6_MROUTE 0x200 | |
621 | #define RTMGRP_IPV6_ROUTE 0x400 | |
622 | #define RTMGRP_IPV6_IFINFO 0x800 | |
623 | ||
624 | #define RTMGRP_DECnet_IFADDR 0x1000 | |
625 | #define RTMGRP_DECnet_ROUTE 0x4000 | |
626 | ||
627 | #define RTMGRP_IPV6_PREFIX 0x20000 | |
628 | ||
351efcde SH |
629 | /* RTnetlink multicast groups */ |
630 | enum rtnetlink_groups { | |
631 | RTNLGRP_NONE, | |
632 | #define RTNLGRP_NONE RTNLGRP_NONE | |
633 | RTNLGRP_LINK, | |
634 | #define RTNLGRP_LINK RTNLGRP_LINK | |
635 | RTNLGRP_NOTIFY, | |
636 | #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY | |
637 | RTNLGRP_NEIGH, | |
638 | #define RTNLGRP_NEIGH RTNLGRP_NEIGH | |
639 | RTNLGRP_TC, | |
640 | #define RTNLGRP_TC RTNLGRP_TC | |
641 | RTNLGRP_IPV4_IFADDR, | |
642 | #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR | |
643 | RTNLGRP_IPV4_MROUTE, | |
644 | #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE | |
645 | RTNLGRP_IPV4_ROUTE, | |
646 | #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE | |
8f8a3648 SH |
647 | RTNLGRP_IPV4_RULE, |
648 | #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE | |
351efcde SH |
649 | RTNLGRP_IPV6_IFADDR, |
650 | #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR | |
651 | RTNLGRP_IPV6_MROUTE, | |
652 | #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE | |
653 | RTNLGRP_IPV6_ROUTE, | |
654 | #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE | |
655 | RTNLGRP_IPV6_IFINFO, | |
656 | #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO | |
657 | RTNLGRP_DECnet_IFADDR, | |
658 | #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR | |
09954dc6 | 659 | RTNLGRP_NOP2, |
351efcde SH |
660 | RTNLGRP_DECnet_ROUTE, |
661 | #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE | |
ead2ba70 SH |
662 | RTNLGRP_DECnet_RULE, |
663 | #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE | |
09954dc6 | 664 | RTNLGRP_NOP4, |
351efcde SH |
665 | RTNLGRP_IPV6_PREFIX, |
666 | #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX | |
ead2ba70 SH |
667 | RTNLGRP_IPV6_RULE, |
668 | #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE | |
5472ac6f SH |
669 | RTNLGRP_ND_USEROPT, |
670 | #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT | |
05bfd165 SH |
671 | RTNLGRP_PHONET_IFADDR, |
672 | #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR | |
673 | RTNLGRP_PHONET_ROUTE, | |
674 | #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE | |
707f612c SH |
675 | RTNLGRP_DCB, |
676 | #define RTNLGRP_DCB RTNLGRP_DCB | |
910773dc SH |
677 | RTNLGRP_IPV4_NETCONF, |
678 | #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF | |
679 | RTNLGRP_IPV6_NETCONF, | |
680 | #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF | |
4a4ee616 CW |
681 | RTNLGRP_MDB, |
682 | #define RTNLGRP_MDB RTNLGRP_MDB | |
61333d24 SH |
683 | RTNLGRP_MPLS_ROUTE, |
684 | #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE | |
e46efaed SH |
685 | RTNLGRP_NSID, |
686 | #define RTNLGRP_NSID RTNLGRP_NSID | |
3f34574d SH |
687 | RTNLGRP_MPLS_NETCONF, |
688 | #define RTNLGRP_MPLS_NETCONF RTNLGRP_MPLS_NETCONF | |
35a004dc SH |
689 | RTNLGRP_IPV4_MROUTE_R, |
690 | #define RTNLGRP_IPV4_MROUTE_R RTNLGRP_IPV4_MROUTE_R | |
691 | RTNLGRP_IPV6_MROUTE_R, | |
692 | #define RTNLGRP_IPV6_MROUTE_R RTNLGRP_IPV6_MROUTE_R | |
351efcde SH |
693 | __RTNLGRP_MAX |
694 | }; | |
695 | #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) | |
696 | ||
0633baa1 | 697 | /* TC action piece */ |
ab322673 | 698 | struct tcamsg { |
0633baa1 SH |
699 | unsigned char tca_family; |
700 | unsigned char tca__pad1; | |
701 | unsigned short tca__pad2; | |
702 | }; | |
72e4ea5e SH |
703 | |
704 | enum { | |
705 | TCA_ROOT_UNSPEC, | |
706 | TCA_ROOT_TAB, | |
707 | #define TCA_ACT_TAB TCA_ROOT_TAB | |
708 | #define TCAA_MAX TCA_ROOT_TAB | |
709 | TCA_ROOT_FLAGS, | |
710 | TCA_ROOT_COUNT, | |
711 | TCA_ROOT_TIME_DELTA, /* in msecs */ | |
712 | __TCA_ROOT_MAX, | |
713 | #define TCA_ROOT_MAX (__TCA_ROOT_MAX - 1) | |
714 | }; | |
715 | ||
0633baa1 SH |
716 | #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) |
717 | #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) | |
72e4ea5e SH |
718 | /* tcamsg flags stored in attribute TCA_ROOT_FLAGS |
719 | * | |
720 | * TCA_FLAG_LARGE_DUMP_ON user->kernel to request for larger than TCA_ACT_MAX_PRIO | |
721 | * actions in a dump. All dump responses will contain the number of actions | |
722 | * being dumped stored in for user app's consumption in TCA_ROOT_COUNT | |
723 | * | |
724 | */ | |
725 | #define TCA_FLAG_LARGE_DUMP_ON (1 << 0) | |
0633baa1 | 726 | |
c23abafb SH |
727 | /* New extended info filters for IFLA_EXT_MASK */ |
728 | #define RTEXT_FILTER_VF (1 << 0) | |
609106d3 | 729 | #define RTEXT_FILTER_BRVLAN (1 << 1) |
f233410d | 730 | #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) |
4e39bfb9 | 731 | #define RTEXT_FILTER_SKIP_STATS (1 << 3) |
c23abafb | 732 | |
0633baa1 SH |
733 | /* End of information exported to user level */ |
734 | ||
735 | ||
736 | ||
910773dc | 737 | #endif /* __LINUX_RTNETLINK_H */ |