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e2be04c7 1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
607ca46e
DH
2/*
3 * Linux ethernet bridge
4 *
5 * Authors:
6 * Lennert Buytenhek <buytenh@gnu.org>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version
11 * 2 of the License, or (at your option) any later version.
12 */
13
14#ifndef _UAPI_LINUX_IF_BRIDGE_H
15#define _UAPI_LINUX_IF_BRIDGE_H
16
17#include <linux/types.h>
e216975a 18#include <linux/if_ether.h>
66f1c448 19#include <linux/in6.h>
607ca46e
DH
20
21#define SYSFS_BRIDGE_ATTR "bridge"
22#define SYSFS_BRIDGE_FDB "brforward"
23#define SYSFS_BRIDGE_PORT_SUBDIR "brif"
24#define SYSFS_BRIDGE_PORT_ATTR "brport"
25#define SYSFS_BRIDGE_PORT_LINK "bridge"
26
27#define BRCTL_VERSION 1
28
29#define BRCTL_GET_VERSION 0
30#define BRCTL_GET_BRIDGES 1
31#define BRCTL_ADD_BRIDGE 2
32#define BRCTL_DEL_BRIDGE 3
33#define BRCTL_ADD_IF 4
34#define BRCTL_DEL_IF 5
35#define BRCTL_GET_BRIDGE_INFO 6
36#define BRCTL_GET_PORT_LIST 7
37#define BRCTL_SET_BRIDGE_FORWARD_DELAY 8
38#define BRCTL_SET_BRIDGE_HELLO_TIME 9
39#define BRCTL_SET_BRIDGE_MAX_AGE 10
40#define BRCTL_SET_AGEING_TIME 11
41#define BRCTL_SET_GC_INTERVAL 12
42#define BRCTL_GET_PORT_INFO 13
43#define BRCTL_SET_BRIDGE_STP_STATE 14
44#define BRCTL_SET_BRIDGE_PRIORITY 15
45#define BRCTL_SET_PORT_PRIORITY 16
46#define BRCTL_SET_PATH_COST 17
47#define BRCTL_GET_FDB_ENTRIES 18
48
49#define BR_STATE_DISABLED 0
50#define BR_STATE_LISTENING 1
51#define BR_STATE_LEARNING 2
52#define BR_STATE_FORWARDING 3
53#define BR_STATE_BLOCKING 4
54
55struct __bridge_info {
56 __u64 designated_root;
57 __u64 bridge_id;
58 __u32 root_path_cost;
59 __u32 max_age;
60 __u32 hello_time;
61 __u32 forward_delay;
62 __u32 bridge_max_age;
63 __u32 bridge_hello_time;
64 __u32 bridge_forward_delay;
65 __u8 topology_change;
66 __u8 topology_change_detected;
67 __u8 root_port;
68 __u8 stp_enabled;
69 __u32 ageing_time;
70 __u32 gc_interval;
71 __u32 hello_timer_value;
72 __u32 tcn_timer_value;
73 __u32 topology_change_timer_value;
74 __u32 gc_timer_value;
75};
76
77struct __port_info {
78 __u64 designated_root;
79 __u64 designated_bridge;
80 __u16 port_id;
81 __u16 designated_port;
82 __u32 path_cost;
83 __u32 designated_cost;
84 __u8 state;
85 __u8 top_change_ack;
86 __u8 config_pending;
87 __u8 unused0;
88 __u32 message_age_timer_value;
89 __u32 forward_delay_timer_value;
90 __u32 hold_timer_value;
91};
92
93struct __fdb_entry {
e216975a 94 __u8 mac_addr[ETH_ALEN];
607ca46e
DH
95 __u8 port_no;
96 __u8 is_local;
97 __u32 ageing_timer_value;
98 __u8 port_hi;
99 __u8 pad0;
100 __u16 unused;
101};
102
2469ffd7
JF
103/* Bridge Flags */
104#define BRIDGE_FLAGS_MASTER 1 /* Bridge command to/from master */
105#define BRIDGE_FLAGS_SELF 2 /* Bridge command to/from lowerdev */
607ca46e 106
2469ffd7
JF
107#define BRIDGE_MODE_VEB 0 /* Default loopback mode */
108#define BRIDGE_MODE_VEPA 1 /* 802.1Qbg defined VEPA mode */
fc0bdbbc 109#define BRIDGE_MODE_UNDEF 0xFFFF /* mode undefined */
2469ffd7
JF
110
111/* Bridge management nested attributes
112 * [IFLA_AF_SPEC] = {
113 * [IFLA_BRIDGE_FLAGS]
114 * [IFLA_BRIDGE_MODE]
407af329 115 * [IFLA_BRIDGE_VLAN_INFO]
2469ffd7
JF
116 * }
117 */
118enum {
119 IFLA_BRIDGE_FLAGS,
120 IFLA_BRIDGE_MODE,
407af329 121 IFLA_BRIDGE_VLAN_INFO,
b3c7ef0a 122 IFLA_BRIDGE_VLAN_TUNNEL_INFO,
4714d137 123 IFLA_BRIDGE_MRP,
2469ffd7
JF
124 __IFLA_BRIDGE_MAX,
125};
126#define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1)
ee07c6e7 127
407af329 128#define BRIDGE_VLAN_INFO_MASTER (1<<0) /* Operate on Bridge device as well */
552406c4 129#define BRIDGE_VLAN_INFO_PVID (1<<1) /* VLAN is PVID, ingress untagged */
35e03f3a 130#define BRIDGE_VLAN_INFO_UNTAGGED (1<<2) /* VLAN egresses untagged */
bdced7ef
RP
131#define BRIDGE_VLAN_INFO_RANGE_BEGIN (1<<3) /* VLAN is start of vlan range */
132#define BRIDGE_VLAN_INFO_RANGE_END (1<<4) /* VLAN is end of vlan range */
2594e906 133#define BRIDGE_VLAN_INFO_BRENTRY (1<<5) /* Global bridge VLAN entry */
a5d29ae2 134#define BRIDGE_VLAN_INFO_ONLY_OPTS (1<<6) /* Skip create/delete/flags */
407af329
VY
135
136struct bridge_vlan_info {
9f89ec82
CW
137 __u16 flags;
138 __u16 vid;
407af329
VY
139};
140
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RP
141enum {
142 IFLA_BRIDGE_VLAN_TUNNEL_UNSPEC,
143 IFLA_BRIDGE_VLAN_TUNNEL_ID,
144 IFLA_BRIDGE_VLAN_TUNNEL_VID,
145 IFLA_BRIDGE_VLAN_TUNNEL_FLAGS,
146 __IFLA_BRIDGE_VLAN_TUNNEL_MAX,
147};
148
149#define IFLA_BRIDGE_VLAN_TUNNEL_MAX (__IFLA_BRIDGE_VLAN_TUNNEL_MAX - 1)
150
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NA
151struct bridge_vlan_xstats {
152 __u64 rx_bytes;
153 __u64 rx_packets;
154 __u64 tx_bytes;
155 __u64 tx_packets;
156 __u16 vid;
61ba1a2d 157 __u16 flags;
a60c0903
NA
158 __u32 pad2;
159};
160
4714d137
HV
161enum {
162 IFLA_BRIDGE_MRP_UNSPEC,
163 IFLA_BRIDGE_MRP_INSTANCE,
164 IFLA_BRIDGE_MRP_PORT_STATE,
165 IFLA_BRIDGE_MRP_PORT_ROLE,
166 IFLA_BRIDGE_MRP_RING_STATE,
167 IFLA_BRIDGE_MRP_RING_ROLE,
168 IFLA_BRIDGE_MRP_START_TEST,
169 __IFLA_BRIDGE_MRP_MAX,
170};
171
20f6a05e
HV
172#define IFLA_BRIDGE_MRP_MAX (__IFLA_BRIDGE_MRP_MAX - 1)
173
174enum {
175 IFLA_BRIDGE_MRP_INSTANCE_UNSPEC,
176 IFLA_BRIDGE_MRP_INSTANCE_RING_ID,
177 IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX,
178 IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX,
179 __IFLA_BRIDGE_MRP_INSTANCE_MAX,
180};
181
182#define IFLA_BRIDGE_MRP_INSTANCE_MAX (__IFLA_BRIDGE_MRP_INSTANCE_MAX - 1)
183
184enum {
185 IFLA_BRIDGE_MRP_PORT_STATE_UNSPEC,
186 IFLA_BRIDGE_MRP_PORT_STATE_STATE,
187 __IFLA_BRIDGE_MRP_PORT_STATE_MAX,
188};
189
190#define IFLA_BRIDGE_MRP_PORT_STATE_MAX (__IFLA_BRIDGE_MRP_PORT_STATE_MAX - 1)
191
192enum {
193 IFLA_BRIDGE_MRP_PORT_ROLE_UNSPEC,
194 IFLA_BRIDGE_MRP_PORT_ROLE_ROLE,
195 __IFLA_BRIDGE_MRP_PORT_ROLE_MAX,
196};
197
198#define IFLA_BRIDGE_MRP_PORT_ROLE_MAX (__IFLA_BRIDGE_MRP_PORT_ROLE_MAX - 1)
199
200enum {
201 IFLA_BRIDGE_MRP_RING_STATE_UNSPEC,
202 IFLA_BRIDGE_MRP_RING_STATE_RING_ID,
203 IFLA_BRIDGE_MRP_RING_STATE_STATE,
204 __IFLA_BRIDGE_MRP_RING_STATE_MAX,
205};
206
207#define IFLA_BRIDGE_MRP_RING_STATE_MAX (__IFLA_BRIDGE_MRP_RING_STATE_MAX - 1)
208
209enum {
210 IFLA_BRIDGE_MRP_RING_ROLE_UNSPEC,
211 IFLA_BRIDGE_MRP_RING_ROLE_RING_ID,
212 IFLA_BRIDGE_MRP_RING_ROLE_ROLE,
213 __IFLA_BRIDGE_MRP_RING_ROLE_MAX,
214};
215
216#define IFLA_BRIDGE_MRP_RING_ROLE_MAX (__IFLA_BRIDGE_MRP_RING_ROLE_MAX - 1)
217
218enum {
219 IFLA_BRIDGE_MRP_START_TEST_UNSPEC,
220 IFLA_BRIDGE_MRP_START_TEST_RING_ID,
221 IFLA_BRIDGE_MRP_START_TEST_INTERVAL,
222 IFLA_BRIDGE_MRP_START_TEST_MAX_MISS,
223 IFLA_BRIDGE_MRP_START_TEST_PERIOD,
224 __IFLA_BRIDGE_MRP_START_TEST_MAX,
225};
226
227#define IFLA_BRIDGE_MRP_START_TEST_MAX (__IFLA_BRIDGE_MRP_START_TEST_MAX - 1)
228
4714d137
HV
229struct br_mrp_instance {
230 __u32 ring_id;
231 __u32 p_ifindex;
232 __u32 s_ifindex;
233};
234
4714d137
HV
235struct br_mrp_ring_state {
236 __u32 ring_id;
237 __u32 ring_state;
238};
239
240struct br_mrp_ring_role {
241 __u32 ring_id;
242 __u32 ring_role;
243};
244
245struct br_mrp_start_test {
246 __u32 ring_id;
247 __u32 interval;
248 __u32 max_miss;
249 __u32 period;
250};
251
de179966
VD
252struct bridge_stp_xstats {
253 __u64 transition_blk;
254 __u64 transition_fwd;
255 __u64 rx_bpdu;
256 __u64 tx_bpdu;
257 __u64 rx_tcn;
258 __u64 tx_tcn;
259};
260
8dcea187
NA
261/* Bridge vlan RTM header */
262struct br_vlan_msg {
263 __u8 family;
264 __u8 reserved1;
265 __u16 reserved2;
266 __u32 ifindex;
267};
268
56d09976
NA
269enum {
270 BRIDGE_VLANDB_DUMP_UNSPEC,
271 BRIDGE_VLANDB_DUMP_FLAGS,
272 __BRIDGE_VLANDB_DUMP_MAX,
273};
274#define BRIDGE_VLANDB_DUMP_MAX (__BRIDGE_VLANDB_DUMP_MAX - 1)
275
276/* flags used in BRIDGE_VLANDB_DUMP_FLAGS attribute to affect dumps */
277#define BRIDGE_VLANDB_DUMPF_STATS (1 << 0) /* Include stats in the dump */
278
8dcea187
NA
279/* Bridge vlan RTM attributes
280 * [BRIDGE_VLANDB_ENTRY] = {
281 * [BRIDGE_VLANDB_ENTRY_INFO]
282 * ...
283 * }
284 */
285enum {
286 BRIDGE_VLANDB_UNSPEC,
287 BRIDGE_VLANDB_ENTRY,
288 __BRIDGE_VLANDB_MAX,
289};
290#define BRIDGE_VLANDB_MAX (__BRIDGE_VLANDB_MAX - 1)
291
292enum {
293 BRIDGE_VLANDB_ENTRY_UNSPEC,
294 BRIDGE_VLANDB_ENTRY_INFO,
0ab55879 295 BRIDGE_VLANDB_ENTRY_RANGE,
a580c76d 296 BRIDGE_VLANDB_ENTRY_STATE,
fa388f29 297 BRIDGE_VLANDB_ENTRY_TUNNEL_INFO,
56d09976 298 BRIDGE_VLANDB_ENTRY_STATS,
8dcea187
NA
299 __BRIDGE_VLANDB_ENTRY_MAX,
300};
301#define BRIDGE_VLANDB_ENTRY_MAX (__BRIDGE_VLANDB_ENTRY_MAX - 1)
302
fa388f29
NA
303/* [BRIDGE_VLANDB_ENTRY] = {
304 * [BRIDGE_VLANDB_ENTRY_TUNNEL_INFO] = {
305 * [BRIDGE_VLANDB_TINFO_ID]
306 * ...
307 * }
308 * }
309 */
310enum {
311 BRIDGE_VLANDB_TINFO_UNSPEC,
312 BRIDGE_VLANDB_TINFO_ID,
c443758b 313 BRIDGE_VLANDB_TINFO_CMD,
fa388f29
NA
314 __BRIDGE_VLANDB_TINFO_MAX,
315};
316#define BRIDGE_VLANDB_TINFO_MAX (__BRIDGE_VLANDB_TINFO_MAX - 1)
317
56d09976
NA
318/* [BRIDGE_VLANDB_ENTRY] = {
319 * [BRIDGE_VLANDB_ENTRY_STATS] = {
320 * [BRIDGE_VLANDB_STATS_RX_BYTES]
321 * ...
322 * }
323 * ...
324 * }
325 */
326enum {
327 BRIDGE_VLANDB_STATS_UNSPEC,
328 BRIDGE_VLANDB_STATS_RX_BYTES,
329 BRIDGE_VLANDB_STATS_RX_PACKETS,
330 BRIDGE_VLANDB_STATS_TX_BYTES,
331 BRIDGE_VLANDB_STATS_TX_PACKETS,
332 BRIDGE_VLANDB_STATS_PAD,
333 __BRIDGE_VLANDB_STATS_MAX,
334};
335#define BRIDGE_VLANDB_STATS_MAX (__BRIDGE_VLANDB_STATS_MAX - 1)
336
ee07c6e7
CW
337/* Bridge multicast database attributes
338 * [MDBA_MDB] = {
339 * [MDBA_MDB_ENTRY] = {
21257156
NA
340 * [MDBA_MDB_ENTRY_INFO] {
341 * struct br_mdb_entry
342 * [MDBA_MDB_EATTR attributes]
343 * }
ee07c6e7
CW
344 * }
345 * }
346 * [MDBA_ROUTER] = {
59f78f9f
NA
347 * [MDBA_ROUTER_PORT] = {
348 * u32 ifindex
349 * [MDBA_ROUTER_PATTR attributes]
350 * }
ee07c6e7
CW
351 * }
352 */
353enum {
354 MDBA_UNSPEC,
355 MDBA_MDB,
356 MDBA_ROUTER,
357 __MDBA_MAX,
358};
359#define MDBA_MAX (__MDBA_MAX - 1)
360
361enum {
362 MDBA_MDB_UNSPEC,
363 MDBA_MDB_ENTRY,
364 __MDBA_MDB_MAX,
365};
366#define MDBA_MDB_MAX (__MDBA_MDB_MAX - 1)
367
368enum {
369 MDBA_MDB_ENTRY_UNSPEC,
370 MDBA_MDB_ENTRY_INFO,
371 __MDBA_MDB_ENTRY_MAX,
372};
373#define MDBA_MDB_ENTRY_MAX (__MDBA_MDB_ENTRY_MAX - 1)
374
21257156
NA
375/* per mdb entry additional attributes */
376enum {
377 MDBA_MDB_EATTR_UNSPEC,
378 MDBA_MDB_EATTR_TIMER,
379 __MDBA_MDB_EATTR_MAX
380};
381#define MDBA_MDB_EATTR_MAX (__MDBA_MDB_EATTR_MAX - 1)
382
7f0aec7a
NA
383/* multicast router types */
384enum {
385 MDB_RTR_TYPE_DISABLED,
386 MDB_RTR_TYPE_TEMP_QUERY,
387 MDB_RTR_TYPE_PERM,
a55d8246 388 MDB_RTR_TYPE_TEMP
7f0aec7a
NA
389};
390
ee07c6e7
CW
391enum {
392 MDBA_ROUTER_UNSPEC,
393 MDBA_ROUTER_PORT,
394 __MDBA_ROUTER_MAX,
395};
396#define MDBA_ROUTER_MAX (__MDBA_ROUTER_MAX - 1)
397
59f78f9f
NA
398/* router port attributes */
399enum {
400 MDBA_ROUTER_PATTR_UNSPEC,
401 MDBA_ROUTER_PATTR_TIMER,
402 MDBA_ROUTER_PATTR_TYPE,
403 __MDBA_ROUTER_PATTR_MAX
404};
405#define MDBA_ROUTER_PATTR_MAX (__MDBA_ROUTER_PATTR_MAX - 1)
406
ee07c6e7 407struct br_port_msg {
cfd56754 408 __u8 family;
ee07c6e7
CW
409 __u32 ifindex;
410};
411
412struct br_mdb_entry {
413 __u32 ifindex;
ccb1c31a
AW
414#define MDB_TEMPORARY 0
415#define MDB_PERMANENT 1
416 __u8 state;
157ede67 417#define MDB_FLAGS_OFFLOAD (1 << 0)
3247b272 418#define MDB_FLAGS_FAST_LEAVE (1 << 1)
157ede67 419 __u8 flags;
74fe61f1 420 __u16 vid;
ee07c6e7
CW
421 struct {
422 union {
423 __be32 ip4;
424 struct in6_addr ip6;
425 } u;
426 __be16 proto;
427 } addr;
428};
429
cfd56754
CW
430enum {
431 MDBA_SET_ENTRY_UNSPEC,
432 MDBA_SET_ENTRY,
433 __MDBA_SET_ENTRY_MAX,
434};
435#define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1)
436
a60c0903
NA
437/* Embedded inside LINK_XSTATS_TYPE_BRIDGE */
438enum {
439 BRIDGE_XSTATS_UNSPEC,
440 BRIDGE_XSTATS_VLAN,
1080ab95
NA
441 BRIDGE_XSTATS_MCAST,
442 BRIDGE_XSTATS_PAD,
de179966 443 BRIDGE_XSTATS_STP,
a60c0903
NA
444 __BRIDGE_XSTATS_MAX
445};
446#define BRIDGE_XSTATS_MAX (__BRIDGE_XSTATS_MAX - 1)
447
1080ab95
NA
448enum {
449 BR_MCAST_DIR_RX,
450 BR_MCAST_DIR_TX,
451 BR_MCAST_DIR_SIZE
452};
453
454/* IGMP/MLD statistics */
455struct br_mcast_stats {
a65056ec
NA
456 __u64 igmp_v1queries[BR_MCAST_DIR_SIZE];
457 __u64 igmp_v2queries[BR_MCAST_DIR_SIZE];
458 __u64 igmp_v3queries[BR_MCAST_DIR_SIZE];
1080ab95
NA
459 __u64 igmp_leaves[BR_MCAST_DIR_SIZE];
460 __u64 igmp_v1reports[BR_MCAST_DIR_SIZE];
461 __u64 igmp_v2reports[BR_MCAST_DIR_SIZE];
462 __u64 igmp_v3reports[BR_MCAST_DIR_SIZE];
463 __u64 igmp_parse_errors;
464
a65056ec
NA
465 __u64 mld_v1queries[BR_MCAST_DIR_SIZE];
466 __u64 mld_v2queries[BR_MCAST_DIR_SIZE];
1080ab95
NA
467 __u64 mld_leaves[BR_MCAST_DIR_SIZE];
468 __u64 mld_v1reports[BR_MCAST_DIR_SIZE];
469 __u64 mld_v2reports[BR_MCAST_DIR_SIZE];
470 __u64 mld_parse_errors;
471
472 __u64 mcast_bytes[BR_MCAST_DIR_SIZE];
473 __u64 mcast_packets[BR_MCAST_DIR_SIZE];
474};
a428afe8
NA
475
476/* bridge boolean options
70e4272b
NA
477 * BR_BOOLOPT_NO_LL_LEARN - disable learning from link-local packets
478 *
a428afe8
NA
479 * IMPORTANT: if adding a new option do not forget to handle
480 * it in br_boolopt_toggle/get and bridge sysfs
481 */
482enum br_boolopt_id {
70e4272b 483 BR_BOOLOPT_NO_LL_LEARN,
a428afe8
NA
484 BR_BOOLOPT_MAX
485};
486
487/* struct br_boolopt_multi - change multiple bridge boolean options
488 *
489 * @optval: new option values (bit per option)
490 * @optmask: options to change (bit per option)
491 */
492struct br_boolopt_multi {
493 __u32 optval;
494 __u32 optmask;
495};
607ca46e 496#endif /* _UAPI_LINUX_IF_BRIDGE_H */