1 /* SPDX-License-Identifier: MIT */
2 /* Copyright (C) 2016-2019  B.A.T.M.A.N. contributors:
3  *
4  * Matthias Schiffer
5  */
6 
7 #ifndef _UAPI_LINUX_BATMAN_ADV_H_
8 #define _UAPI_LINUX_BATMAN_ADV_H_
9 
10 #define BATADV_NL_NAME "batadv"
11 
12 #define BATADV_NL_MCAST_GROUP_CONFIG	"config"
13 #define BATADV_NL_MCAST_GROUP_TPMETER	"tpmeter"
14 
15 /**
16  * enum batadv_tt_client_flags - TT client specific flags
17  *
18  * Bits from 0 to 7 are called _remote flags_ because they are sent on the wire.
19  * Bits from 8 to 15 are called _local flags_ because they are used for local
20  * computations only.
21  *
22  * Bits from 4 to 7 - a subset of remote flags - are ensured to be in sync with
23  * the other nodes in the network. To achieve this goal these flags are included
24  * in the TT CRC computation.
25  */
26 enum batadv_tt_client_flags {
27 	/**
28 	 * @BATADV_TT_CLIENT_DEL: the client has to be deleted from the table
29 	 */
30 	BATADV_TT_CLIENT_DEL     = (1 << 0),
31 
32 	/**
33 	 * @BATADV_TT_CLIENT_ROAM: the client roamed to/from another node and
34 	 * the new update telling its new real location has not been
35 	 * received/sent yet
36 	 */
37 	BATADV_TT_CLIENT_ROAM    = (1 << 1),
38 
39 	/**
40 	 * @BATADV_TT_CLIENT_WIFI: this client is connected through a wifi
41 	 * interface. This information is used by the "AP Isolation" feature
42 	 */
43 	BATADV_TT_CLIENT_WIFI    = (1 << 4),
44 
45 	/**
46 	 * @BATADV_TT_CLIENT_ISOLA: this client is considered "isolated". This
47 	 * information is used by the Extended Isolation feature
48 	 */
49 	BATADV_TT_CLIENT_ISOLA	 = (1 << 5),
50 
51 	/**
52 	 * @BATADV_TT_CLIENT_NOPURGE: this client should never be removed from
53 	 * the table
54 	 */
55 	BATADV_TT_CLIENT_NOPURGE = (1 << 8),
56 
57 	/**
58 	 * @BATADV_TT_CLIENT_NEW: this client has been added to the local table
59 	 * but has not been announced yet
60 	 */
61 	BATADV_TT_CLIENT_NEW     = (1 << 9),
62 
63 	/**
64 	 * @BATADV_TT_CLIENT_PENDING: this client is marked for removal but it
65 	 * is kept in the table for one more originator interval for consistency
66 	 * purposes
67 	 */
68 	BATADV_TT_CLIENT_PENDING = (1 << 10),
69 
70 	/**
71 	 * @BATADV_TT_CLIENT_TEMP: this global client has been detected to be
72 	 * part of the network but no nnode has already announced it
73 	 */
74 	BATADV_TT_CLIENT_TEMP	 = (1 << 11),
75 };
76 
77 /**
78  * enum batadv_mcast_flags_priv - Private, own multicast flags
79  *
80  * These are internal, multicast related flags. Currently they describe certain
81  * multicast related attributes of the segment this originator bridges into the
82  * mesh.
83  *
84  * Those attributes are used to determine the public multicast flags this
85  * originator is going to announce via TT.
86  *
87  * For netlink, if BATADV_MCAST_FLAGS_BRIDGED is unset then all querier
88  * related flags are undefined.
89  */
90 enum batadv_mcast_flags_priv {
91 	/**
92 	 * @BATADV_MCAST_FLAGS_BRIDGED: There is a bridge on top of the mesh
93 	 * interface.
94 	 */
95 	BATADV_MCAST_FLAGS_BRIDGED			= (1 << 0),
96 
97 	/**
98 	 * @BATADV_MCAST_FLAGS_QUERIER_IPV4_EXISTS: Whether an IGMP querier
99 	 * exists in the mesh
100 	 */
101 	BATADV_MCAST_FLAGS_QUERIER_IPV4_EXISTS		= (1 << 1),
102 
103 	/**
104 	 * @BATADV_MCAST_FLAGS_QUERIER_IPV6_EXISTS: Whether an MLD querier
105 	 * exists in the mesh
106 	 */
107 	BATADV_MCAST_FLAGS_QUERIER_IPV6_EXISTS		= (1 << 2),
108 
109 	/**
110 	 * @BATADV_MCAST_FLAGS_QUERIER_IPV4_SHADOWING: If an IGMP querier
111 	 * exists, whether it is potentially shadowing multicast listeners
112 	 * (i.e. querier is behind our own bridge segment)
113 	 */
114 	BATADV_MCAST_FLAGS_QUERIER_IPV4_SHADOWING	= (1 << 3),
115 
116 	/**
117 	 * @BATADV_MCAST_FLAGS_QUERIER_IPV6_SHADOWING: If an MLD querier
118 	 * exists, whether it is potentially shadowing multicast listeners
119 	 * (i.e. querier is behind our own bridge segment)
120 	 */
121 	BATADV_MCAST_FLAGS_QUERIER_IPV6_SHADOWING	= (1 << 4),
122 };
123 
124 /**
125  * enum batadv_gw_modes - gateway mode of node
126  */
127 enum batadv_gw_modes {
128 	/** @BATADV_GW_MODE_OFF: gw mode disabled */
129 	BATADV_GW_MODE_OFF,
130 
131 	/** @BATADV_GW_MODE_CLIENT: send DHCP requests to gw servers */
132 	BATADV_GW_MODE_CLIENT,
133 
134 	/** @BATADV_GW_MODE_SERVER: announce itself as gatway server */
135 	BATADV_GW_MODE_SERVER,
136 };
137 
138 /**
139  * enum batadv_nl_attrs - batman-adv netlink attributes
140  */
141 enum batadv_nl_attrs {
142 	/**
143 	 * @BATADV_ATTR_UNSPEC: unspecified attribute to catch errors
144 	 */
145 	BATADV_ATTR_UNSPEC,
146 
147 	/**
148 	 * @BATADV_ATTR_VERSION: batman-adv version string
149 	 */
150 	BATADV_ATTR_VERSION,
151 
152 	/**
153 	 * @BATADV_ATTR_ALGO_NAME: name of routing algorithm
154 	 */
155 	BATADV_ATTR_ALGO_NAME,
156 
157 	/**
158 	 * @BATADV_ATTR_MESH_IFINDEX: index of the batman-adv interface
159 	 */
160 	BATADV_ATTR_MESH_IFINDEX,
161 
162 	/**
163 	 * @BATADV_ATTR_MESH_IFNAME: name of the batman-adv interface
164 	 */
165 	BATADV_ATTR_MESH_IFNAME,
166 
167 	/**
168 	 * @BATADV_ATTR_MESH_ADDRESS: mac address of the batman-adv interface
169 	 */
170 	BATADV_ATTR_MESH_ADDRESS,
171 
172 	/**
173 	 * @BATADV_ATTR_HARD_IFINDEX: index of the non-batman-adv interface
174 	 */
175 	BATADV_ATTR_HARD_IFINDEX,
176 
177 	/**
178 	 * @BATADV_ATTR_HARD_IFNAME: name of the non-batman-adv interface
179 	 */
180 	BATADV_ATTR_HARD_IFNAME,
181 
182 	/**
183 	 * @BATADV_ATTR_HARD_ADDRESS: mac address of the non-batman-adv
184 	 * interface
185 	 */
186 	BATADV_ATTR_HARD_ADDRESS,
187 
188 	/**
189 	 * @BATADV_ATTR_ORIG_ADDRESS: originator mac address
190 	 */
191 	BATADV_ATTR_ORIG_ADDRESS,
192 
193 	/**
194 	 * @BATADV_ATTR_TPMETER_RESULT: result of run (see
195 	 * batadv_tp_meter_status)
196 	 */
197 	BATADV_ATTR_TPMETER_RESULT,
198 
199 	/**
200 	 * @BATADV_ATTR_TPMETER_TEST_TIME: time (msec) the run took
201 	 */
202 	BATADV_ATTR_TPMETER_TEST_TIME,
203 
204 	/**
205 	 * @BATADV_ATTR_TPMETER_BYTES: amount of acked bytes during run
206 	 */
207 	BATADV_ATTR_TPMETER_BYTES,
208 
209 	/**
210 	 * @BATADV_ATTR_TPMETER_COOKIE: session cookie to match tp_meter session
211 	 */
212 	BATADV_ATTR_TPMETER_COOKIE,
213 
214 	/**
215 	 * @BATADV_ATTR_PAD: attribute used for padding for 64-bit alignment
216 	 */
217 	BATADV_ATTR_PAD,
218 
219 	/**
220 	 * @BATADV_ATTR_ACTIVE: Flag indicating if the hard interface is active
221 	 */
222 	BATADV_ATTR_ACTIVE,
223 
224 	/**
225 	 * @BATADV_ATTR_TT_ADDRESS: Client MAC address
226 	 */
227 	BATADV_ATTR_TT_ADDRESS,
228 
229 	/**
230 	 * @BATADV_ATTR_TT_TTVN: Translation table version
231 	 */
232 	BATADV_ATTR_TT_TTVN,
233 
234 	/**
235 	 * @BATADV_ATTR_TT_LAST_TTVN: Previous translation table version
236 	 */
237 	BATADV_ATTR_TT_LAST_TTVN,
238 
239 	/**
240 	 * @BATADV_ATTR_TT_CRC32: CRC32 over translation table
241 	 */
242 	BATADV_ATTR_TT_CRC32,
243 
244 	/**
245 	 * @BATADV_ATTR_TT_VID: VLAN ID
246 	 */
247 	BATADV_ATTR_TT_VID,
248 
249 	/**
250 	 * @BATADV_ATTR_TT_FLAGS: Translation table client flags
251 	 */
252 	BATADV_ATTR_TT_FLAGS,
253 
254 	/**
255 	 * @BATADV_ATTR_FLAG_BEST: Flags indicating entry is the best
256 	 */
257 	BATADV_ATTR_FLAG_BEST,
258 
259 	/**
260 	 * @BATADV_ATTR_LAST_SEEN_MSECS: Time in milliseconds since last seen
261 	 */
262 	BATADV_ATTR_LAST_SEEN_MSECS,
263 
264 	/**
265 	 * @BATADV_ATTR_NEIGH_ADDRESS: Neighbour MAC address
266 	 */
267 	BATADV_ATTR_NEIGH_ADDRESS,
268 
269 	/**
270 	 * @BATADV_ATTR_TQ: TQ to neighbour
271 	 */
272 	BATADV_ATTR_TQ,
273 
274 	/**
275 	 * @BATADV_ATTR_THROUGHPUT: Estimated throughput to Neighbour
276 	 */
277 	BATADV_ATTR_THROUGHPUT,
278 
279 	/**
280 	 * @BATADV_ATTR_BANDWIDTH_UP: Reported uplink bandwidth
281 	 */
282 	BATADV_ATTR_BANDWIDTH_UP,
283 
284 	/**
285 	 * @BATADV_ATTR_BANDWIDTH_DOWN: Reported downlink bandwidth
286 	 */
287 	BATADV_ATTR_BANDWIDTH_DOWN,
288 
289 	/**
290 	 * @BATADV_ATTR_ROUTER: Gateway router MAC address
291 	 */
292 	BATADV_ATTR_ROUTER,
293 
294 	/**
295 	 * @BATADV_ATTR_BLA_OWN: Flag indicating own originator
296 	 */
297 	BATADV_ATTR_BLA_OWN,
298 
299 	/**
300 	 * @BATADV_ATTR_BLA_ADDRESS: Bridge loop avoidance claim MAC address
301 	 */
302 	BATADV_ATTR_BLA_ADDRESS,
303 
304 	/**
305 	 * @BATADV_ATTR_BLA_VID: BLA VLAN ID
306 	 */
307 	BATADV_ATTR_BLA_VID,
308 
309 	/**
310 	 * @BATADV_ATTR_BLA_BACKBONE: BLA gateway originator MAC address
311 	 */
312 	BATADV_ATTR_BLA_BACKBONE,
313 
314 	/**
315 	 * @BATADV_ATTR_BLA_CRC: BLA CRC
316 	 */
317 	BATADV_ATTR_BLA_CRC,
318 
319 	/**
320 	 * @BATADV_ATTR_DAT_CACHE_IP4ADDRESS: Client IPv4 address
321 	 */
322 	BATADV_ATTR_DAT_CACHE_IP4ADDRESS,
323 
324 	/**
325 	 * @BATADV_ATTR_DAT_CACHE_HWADDRESS: Client MAC address
326 	 */
327 	BATADV_ATTR_DAT_CACHE_HWADDRESS,
328 
329 	/**
330 	 * @BATADV_ATTR_DAT_CACHE_VID: VLAN ID
331 	 */
332 	BATADV_ATTR_DAT_CACHE_VID,
333 
334 	/**
335 	 * @BATADV_ATTR_MCAST_FLAGS: Per originator multicast flags
336 	 */
337 	BATADV_ATTR_MCAST_FLAGS,
338 
339 	/**
340 	 * @BATADV_ATTR_MCAST_FLAGS_PRIV: Private, own multicast flags
341 	 */
342 	BATADV_ATTR_MCAST_FLAGS_PRIV,
343 
344 	/**
345 	 * @BATADV_ATTR_VLANID: VLAN id on top of soft interface
346 	 */
347 	BATADV_ATTR_VLANID,
348 
349 	/**
350 	 * @BATADV_ATTR_AGGREGATED_OGMS_ENABLED: whether the batman protocol
351 	 *  messages of the mesh interface shall be aggregated or not.
352 	 */
353 	BATADV_ATTR_AGGREGATED_OGMS_ENABLED,
354 
355 	/**
356 	 * @BATADV_ATTR_AP_ISOLATION_ENABLED: whether the data traffic going
357 	 *  from a wireless client to another wireless client will be silently
358 	 *  dropped.
359 	 */
360 	BATADV_ATTR_AP_ISOLATION_ENABLED,
361 
362 	/**
363 	 * @BATADV_ATTR_ISOLATION_MARK: the isolation mark which is used to
364 	 *  classify clients as "isolated" by the Extended Isolation feature.
365 	 */
366 	BATADV_ATTR_ISOLATION_MARK,
367 
368 	/**
369 	 * @BATADV_ATTR_ISOLATION_MASK: the isolation (bit)mask which is used to
370 	 *  classify clients as "isolated" by the Extended Isolation feature.
371 	 */
372 	BATADV_ATTR_ISOLATION_MASK,
373 
374 	/**
375 	 * @BATADV_ATTR_BONDING_ENABLED: whether the data traffic going through
376 	 *  the mesh will be sent using multiple interfaces at the same time.
377 	 */
378 	BATADV_ATTR_BONDING_ENABLED,
379 
380 	/**
381 	 * @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED: whether the bridge loop
382 	 *  avoidance feature is enabled. This feature detects and avoids loops
383 	 *  between the mesh and devices bridged with the soft interface
384 	 */
385 	BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED,
386 
387 	/**
388 	 * @BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED: whether the distributed
389 	 *  arp table feature is enabled. This feature uses a distributed hash
390 	 *  table to answer ARP requests without flooding the request through
391 	 *  the whole mesh.
392 	 */
393 	BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED,
394 
395 	/**
396 	 * @BATADV_ATTR_FRAGMENTATION_ENABLED: whether the data traffic going
397 	 *  through the mesh will be fragmented or silently discarded if the
398 	 *  packet size exceeds the outgoing interface MTU.
399 	 */
400 	BATADV_ATTR_FRAGMENTATION_ENABLED,
401 
402 	/**
403 	 * @BATADV_ATTR_GW_BANDWIDTH_DOWN: defines the download bandwidth which
404 	 *  is propagated by this node if %BATADV_ATTR_GW_BANDWIDTH_MODE was set
405 	 *  to 'server'.
406 	 */
407 	BATADV_ATTR_GW_BANDWIDTH_DOWN,
408 
409 	/**
410 	 * @BATADV_ATTR_GW_BANDWIDTH_UP: defines the upload bandwidth which
411 	 *  is propagated by this node if %BATADV_ATTR_GW_BANDWIDTH_MODE was set
412 	 *  to 'server'.
413 	 */
414 	BATADV_ATTR_GW_BANDWIDTH_UP,
415 
416 	/**
417 	 * @BATADV_ATTR_GW_MODE: defines the state of the gateway features.
418 	 * Possible values are specified in enum batadv_gw_modes
419 	 */
420 	BATADV_ATTR_GW_MODE,
421 
422 	/**
423 	 * @BATADV_ATTR_GW_SEL_CLASS: defines the selection criteria this node
424 	 *  will use to choose a gateway if gw_mode was set to 'client'.
425 	 */
426 	BATADV_ATTR_GW_SEL_CLASS,
427 
428 	/**
429 	 * @BATADV_ATTR_HOP_PENALTY: defines the penalty which will be applied
430 	 *  to an originator message's tq-field on every hop.
431 	 */
432 	BATADV_ATTR_HOP_PENALTY,
433 
434 	/**
435 	 * @BATADV_ATTR_LOG_LEVEL: bitmask with to define which debug messages
436 	 *  should be send to the debug log/trace ring buffer
437 	 */
438 	BATADV_ATTR_LOG_LEVEL,
439 
440 	/**
441 	 * @BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED: whether multicast
442 	 *  optimizations should be replaced by simple broadcast-like flooding
443 	 *  of multicast packets. If set to non-zero then all nodes in the mesh
444 	 *  are going to use classic flooding for any multicast packet with no
445 	 *  optimizations.
446 	 */
447 	BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED,
448 
449 	/**
450 	 * @BATADV_ATTR_NETWORK_CODING_ENABLED: whether Network Coding (using
451 	 *  some magic to send fewer wifi packets but still the same content) is
452 	 *  enabled or not.
453 	 */
454 	BATADV_ATTR_NETWORK_CODING_ENABLED,
455 
456 	/**
457 	 * @BATADV_ATTR_ORIG_INTERVAL: defines the interval in milliseconds in
458 	 *  which batman sends its protocol messages.
459 	 */
460 	BATADV_ATTR_ORIG_INTERVAL,
461 
462 	/**
463 	 * @BATADV_ATTR_ELP_INTERVAL: defines the interval in milliseconds in
464 	 *  which batman emits probing packets for neighbor sensing (ELP).
465 	 */
466 	BATADV_ATTR_ELP_INTERVAL,
467 
468 	/**
469 	 * @BATADV_ATTR_THROUGHPUT_OVERRIDE: defines the throughput value to be
470 	 *  used by B.A.T.M.A.N. V when estimating the link throughput using
471 	 *  this interface. If the value is set to 0 then batman-adv will try to
472 	 *  estimate the throughput by itself.
473 	 */
474 	BATADV_ATTR_THROUGHPUT_OVERRIDE,
475 
476 	/**
477 	 * @BATADV_ATTR_MULTICAST_FANOUT: defines the maximum number of packet
478 	 * copies that may be generated for a multicast-to-unicast conversion.
479 	 * Once this limit is exceeded distribution will fall back to broadcast.
480 	 */
481 	BATADV_ATTR_MULTICAST_FANOUT,
482 
483 	/* add attributes above here, update the policy in netlink.c */
484 
485 	/**
486 	 * @__BATADV_ATTR_AFTER_LAST: internal use
487 	 */
488 	__BATADV_ATTR_AFTER_LAST,
489 
490 	/**
491 	 * @NUM_BATADV_ATTR: total number of batadv_nl_attrs available
492 	 */
493 	NUM_BATADV_ATTR = __BATADV_ATTR_AFTER_LAST,
494 
495 	/**
496 	 * @BATADV_ATTR_MAX: highest attribute number currently defined
497 	 */
498 	BATADV_ATTR_MAX = __BATADV_ATTR_AFTER_LAST - 1
499 };
500 
501 /**
502  * enum batadv_nl_commands - supported batman-adv netlink commands
503  */
504 enum batadv_nl_commands {
505 	/**
506 	 * @BATADV_CMD_UNSPEC: unspecified command to catch errors
507 	 */
508 	BATADV_CMD_UNSPEC,
509 
510 	/**
511 	 * @BATADV_CMD_GET_MESH: Get attributes from softif/mesh
512 	 */
513 	BATADV_CMD_GET_MESH,
514 
515 	/**
516 	 * @BATADV_CMD_GET_MESH_INFO: Alias for @BATADV_CMD_GET_MESH
517 	 */
518 	BATADV_CMD_GET_MESH_INFO = BATADV_CMD_GET_MESH,
519 
520 	/**
521 	 * @BATADV_CMD_TP_METER: Start a tp meter session
522 	 */
523 	BATADV_CMD_TP_METER,
524 
525 	/**
526 	 * @BATADV_CMD_TP_METER_CANCEL: Cancel a tp meter session
527 	 */
528 	BATADV_CMD_TP_METER_CANCEL,
529 
530 	/**
531 	 * @BATADV_CMD_GET_ROUTING_ALGOS: Query the list of routing algorithms.
532 	 */
533 	BATADV_CMD_GET_ROUTING_ALGOS,
534 
535 	/**
536 	 * @BATADV_CMD_GET_HARDIF: Get attributes from a hardif of the
537 	 *  current softif
538 	 */
539 	BATADV_CMD_GET_HARDIF,
540 
541 	/**
542 	 * @BATADV_CMD_GET_HARDIFS: Alias for @BATADV_CMD_GET_HARDIF
543 	 */
544 	BATADV_CMD_GET_HARDIFS = BATADV_CMD_GET_HARDIF,
545 
546 	/**
547 	 * @BATADV_CMD_GET_TRANSTABLE_LOCAL: Query list of local translations
548 	 */
549 	BATADV_CMD_GET_TRANSTABLE_LOCAL,
550 
551 	/**
552 	 * @BATADV_CMD_GET_TRANSTABLE_GLOBAL: Query list of global translations
553 	 */
554 	BATADV_CMD_GET_TRANSTABLE_GLOBAL,
555 
556 	/**
557 	 * @BATADV_CMD_GET_ORIGINATORS: Query list of originators
558 	 */
559 	BATADV_CMD_GET_ORIGINATORS,
560 
561 	/**
562 	 * @BATADV_CMD_GET_NEIGHBORS: Query list of neighbours
563 	 */
564 	BATADV_CMD_GET_NEIGHBORS,
565 
566 	/**
567 	 * @BATADV_CMD_GET_GATEWAYS: Query list of gateways
568 	 */
569 	BATADV_CMD_GET_GATEWAYS,
570 
571 	/**
572 	 * @BATADV_CMD_GET_BLA_CLAIM: Query list of bridge loop avoidance claims
573 	 */
574 	BATADV_CMD_GET_BLA_CLAIM,
575 
576 	/**
577 	 * @BATADV_CMD_GET_BLA_BACKBONE: Query list of bridge loop avoidance
578 	 * backbones
579 	 */
580 	BATADV_CMD_GET_BLA_BACKBONE,
581 
582 	/**
583 	 * @BATADV_CMD_GET_DAT_CACHE: Query list of DAT cache entries
584 	 */
585 	BATADV_CMD_GET_DAT_CACHE,
586 
587 	/**
588 	 * @BATADV_CMD_GET_MCAST_FLAGS: Query list of multicast flags
589 	 */
590 	BATADV_CMD_GET_MCAST_FLAGS,
591 
592 	/**
593 	 * @BATADV_CMD_SET_MESH: Set attributes for softif/mesh
594 	 */
595 	BATADV_CMD_SET_MESH,
596 
597 	/**
598 	 * @BATADV_CMD_SET_HARDIF: Set attributes for hardif of the
599 	 *  current softif
600 	 */
601 	BATADV_CMD_SET_HARDIF,
602 
603 	/**
604 	 * @BATADV_CMD_GET_VLAN: Get attributes from a VLAN of the
605 	 *  current softif
606 	 */
607 	BATADV_CMD_GET_VLAN,
608 
609 	/**
610 	 * @BATADV_CMD_SET_VLAN: Set attributes for VLAN of the
611 	 *  current softif
612 	 */
613 	BATADV_CMD_SET_VLAN,
614 
615 	/* add new commands above here */
616 
617 	/**
618 	 * @__BATADV_CMD_AFTER_LAST: internal use
619 	 */
620 	__BATADV_CMD_AFTER_LAST,
621 
622 	/**
623 	 * @BATADV_CMD_MAX: highest used command number
624 	 */
625 	BATADV_CMD_MAX = __BATADV_CMD_AFTER_LAST - 1
626 };
627 
628 /**
629  * enum batadv_tp_meter_reason - reason of a tp meter test run stop
630  */
631 enum batadv_tp_meter_reason {
632 	/**
633 	 * @BATADV_TP_REASON_COMPLETE: sender finished tp run
634 	 */
635 	BATADV_TP_REASON_COMPLETE		= 3,
636 
637 	/**
638 	 * @BATADV_TP_REASON_CANCEL: sender was stopped during run
639 	 */
640 	BATADV_TP_REASON_CANCEL			= 4,
641 
642 	/* error status >= 128 */
643 
644 	/**
645 	 * @BATADV_TP_REASON_DST_UNREACHABLE: receiver could not be reached or
646 	 * didn't answer
647 	 */
648 	BATADV_TP_REASON_DST_UNREACHABLE	= 128,
649 
650 	/**
651 	 * @BATADV_TP_REASON_RESEND_LIMIT: (unused) sender retry reached limit
652 	 */
653 	BATADV_TP_REASON_RESEND_LIMIT		= 129,
654 
655 	/**
656 	 * @BATADV_TP_REASON_ALREADY_ONGOING: test to or from the same node
657 	 * already ongoing
658 	 */
659 	BATADV_TP_REASON_ALREADY_ONGOING	= 130,
660 
661 	/**
662 	 * @BATADV_TP_REASON_MEMORY_ERROR: test was stopped due to low memory
663 	 */
664 	BATADV_TP_REASON_MEMORY_ERROR		= 131,
665 
666 	/**
667 	 * @BATADV_TP_REASON_CANT_SEND: failed to send via outgoing interface
668 	 */
669 	BATADV_TP_REASON_CANT_SEND		= 132,
670 
671 	/**
672 	 * @BATADV_TP_REASON_TOO_MANY: too many ongoing sessions
673 	 */
674 	BATADV_TP_REASON_TOO_MANY		= 133,
675 };
676 
677 #endif /* _UAPI_LINUX_BATMAN_ADV_H_ */
678