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1 | #include <errno.h> | |
2 | #include <string.h> | |
3 | ||
4 | #include <netlink/genl/genl.h> | |
5 | #include <netlink/genl/family.h> | |
6 | #include <netlink/genl/ctrl.h> | |
7 | #include <netlink/msg.h> | |
8 | #include <netlink/attr.h> | |
9 | ||
10 | #include "nl80211.h" | |
11 | #include "iw.h" | |
12 | ||
13 | SECTION(mesh); | |
14 | ||
15 | ||
16 | typedef struct _any_t { | |
17 | union { | |
18 | uint32_t as_32; | |
19 | int32_t as_s32; | |
20 | uint16_t as_16; | |
21 | uint8_t as_8; | |
22 | } u; | |
23 | } _any; | |
24 | ||
25 | /* describes a mesh parameter */ | |
26 | struct mesh_param_descr { | |
27 | const char *name; | |
28 | enum nl80211_meshconf_params mesh_param_num; | |
29 | int (*nla_put_fn)(struct nl_msg*, int, _any*); | |
30 | uint32_t (*parse_fn)(const char*, _any*); | |
31 | void (*nla_print_fn)(struct nlattr *); | |
32 | }; | |
33 | ||
34 | /* utility functions for manipulating and printing u8/u16/u32 values and | |
35 | * timesouts. */ | |
36 | static int _my_nla_put_u8(struct nl_msg *n, int mesh_param_num, _any *value) | |
37 | { | |
38 | return nla_put(n, mesh_param_num, sizeof(uint8_t), &value->u.as_8); | |
39 | } | |
40 | ||
41 | static int _my_nla_put_u16(struct nl_msg *n, int mesh_param_num, _any *value) | |
42 | { | |
43 | return nla_put(n, mesh_param_num, sizeof(uint16_t), &value->u.as_16); | |
44 | } | |
45 | ||
46 | static int _my_nla_put_u32(struct nl_msg *n, int mesh_param_num, _any *value) | |
47 | { | |
48 | return nla_put(n, mesh_param_num, sizeof(uint32_t), &value->u.as_32); | |
49 | } | |
50 | ||
51 | static uint32_t _parse_u8(const char *str, _any *ret) | |
52 | { | |
53 | char *endptr = NULL; | |
54 | unsigned long int v = strtoul(str, &endptr, 10); | |
55 | if (*endptr != '\0') | |
56 | return 0xff; | |
57 | if (v > 0xff) | |
58 | return 0xff; | |
59 | ret->u.as_8 = (uint8_t)v; | |
60 | return 0; | |
61 | } | |
62 | ||
63 | static uint32_t _parse_u8_as_bool(const char *str, _any *ret) | |
64 | { | |
65 | char *endptr = NULL; | |
66 | unsigned long int v = strtoul(str, &endptr, 10); | |
67 | if (*endptr != '\0') | |
68 | return 0x1; | |
69 | if (v > 0x1) | |
70 | return 0x1; | |
71 | ret->u.as_8 = (uint8_t)v; | |
72 | return 0; | |
73 | } | |
74 | ||
75 | static uint32_t _parse_u16(const char *str, _any *ret) | |
76 | { | |
77 | char *endptr = NULL; | |
78 | long int v = strtol(str, &endptr, 10); | |
79 | if (*endptr != '\0') | |
80 | return 0xffff; | |
81 | if ((v < 0) || (v > 0xffff)) | |
82 | return 0xffff; | |
83 | ret->u.as_16 = (uint16_t)v; | |
84 | return 0; | |
85 | } | |
86 | ||
87 | static uint32_t _parse_u32(const char *str, _any *ret) | |
88 | { | |
89 | char *endptr = NULL; | |
90 | long long int v = strtoll(str, &endptr, 10); | |
91 | if (*endptr != '\0') | |
92 | return 0xffffffff; | |
93 | if ((v < 0) || (v > 0xffffffff)) | |
94 | return 0xffffffff; | |
95 | ret->u.as_32 = (uint32_t)v; | |
96 | return 0; | |
97 | } | |
98 | ||
99 | static uint32_t _parse_s32(const char *str, _any *ret) | |
100 | { | |
101 | char *endptr = NULL; | |
102 | long int v = strtol(str, &endptr, 10); | |
103 | if (*endptr != '\0') | |
104 | return 0xffffffff; | |
105 | if (v > 0xff) | |
106 | return 0xffffffff; | |
107 | ret->u.as_s32 = (int32_t)v; | |
108 | return 0; | |
109 | } | |
110 | ||
111 | static uint32_t _parse_u32_power_mode(const char *str, _any *ret) | |
112 | { | |
113 | unsigned long int v; | |
114 | ||
115 | /* Parse attribute for the name of power mode */ | |
116 | if (!strcmp(str, "active")) | |
117 | v = NL80211_MESH_POWER_ACTIVE; | |
118 | else if (!strcmp(str, "light")) | |
119 | v = NL80211_MESH_POWER_LIGHT_SLEEP; | |
120 | else if (!strcmp(str, "deep")) | |
121 | v = NL80211_MESH_POWER_DEEP_SLEEP; | |
122 | else | |
123 | return 0xff; | |
124 | ||
125 | ret->u.as_32 = (uint32_t)v; | |
126 | return 0; | |
127 | } | |
128 | ||
129 | static void _print_u8(struct nlattr *a) | |
130 | { | |
131 | printf("%d", nla_get_u8(a)); | |
132 | } | |
133 | ||
134 | static void _print_u16(struct nlattr *a) | |
135 | { | |
136 | printf("%d", nla_get_u16(a)); | |
137 | } | |
138 | ||
139 | static void _print_u16_timeout(struct nlattr *a) | |
140 | { | |
141 | printf("%d milliseconds", nla_get_u16(a)); | |
142 | } | |
143 | ||
144 | static void _print_u16_in_TUs(struct nlattr *a) | |
145 | { | |
146 | printf("%d TUs", nla_get_u16(a)); | |
147 | } | |
148 | ||
149 | static void _print_u32(struct nlattr *a) | |
150 | { | |
151 | printf("%d", nla_get_u32(a)); | |
152 | } | |
153 | ||
154 | static void _print_u32_timeout(struct nlattr *a) | |
155 | { | |
156 | printf("%u milliseconds", nla_get_u32(a)); | |
157 | } | |
158 | ||
159 | static void _print_u32_in_seconds(struct nlattr *a) | |
160 | { | |
161 | printf("%d seconds", nla_get_u32(a)); | |
162 | } | |
163 | ||
164 | static void _print_u32_in_TUs(struct nlattr *a) | |
165 | { | |
166 | printf("%d TUs", nla_get_u32(a)); | |
167 | } | |
168 | ||
169 | static void _print_u32_power_mode(struct nlattr *a) | |
170 | { | |
171 | unsigned long v = nla_get_u32(a); | |
172 | ||
173 | switch (v) { | |
174 | case NL80211_MESH_POWER_ACTIVE: | |
175 | printf("active"); | |
176 | break; | |
177 | case NL80211_MESH_POWER_LIGHT_SLEEP: | |
178 | printf("light"); | |
179 | break; | |
180 | case NL80211_MESH_POWER_DEEP_SLEEP: | |
181 | printf("deep"); | |
182 | break; | |
183 | default: | |
184 | printf("undefined"); | |
185 | break; | |
186 | } | |
187 | } | |
188 | ||
189 | static void _print_s32_in_dBm(struct nlattr *a) | |
190 | { | |
191 | printf("%d dBm", (int32_t) nla_get_u32(a)); | |
192 | } | |
193 | ||
194 | ||
195 | /* The current mesh parameters */ | |
196 | static const struct mesh_param_descr _mesh_param_descrs[] = | |
197 | { | |
198 | {"mesh_retry_timeout", | |
199 | NL80211_MESHCONF_RETRY_TIMEOUT, | |
200 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
201 | {"mesh_confirm_timeout", | |
202 | NL80211_MESHCONF_CONFIRM_TIMEOUT, | |
203 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
204 | {"mesh_holding_timeout", | |
205 | NL80211_MESHCONF_HOLDING_TIMEOUT, | |
206 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
207 | {"mesh_max_peer_links", | |
208 | NL80211_MESHCONF_MAX_PEER_LINKS, | |
209 | _my_nla_put_u16, _parse_u16, _print_u16}, | |
210 | {"mesh_max_retries", | |
211 | NL80211_MESHCONF_MAX_RETRIES, | |
212 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
213 | {"mesh_ttl", | |
214 | NL80211_MESHCONF_TTL, | |
215 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
216 | {"mesh_element_ttl", | |
217 | NL80211_MESHCONF_ELEMENT_TTL, | |
218 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
219 | {"mesh_auto_open_plinks", | |
220 | NL80211_MESHCONF_AUTO_OPEN_PLINKS, | |
221 | _my_nla_put_u8, _parse_u8_as_bool, _print_u8}, | |
222 | {"mesh_hwmp_max_preq_retries", | |
223 | NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, | |
224 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
225 | {"mesh_path_refresh_time", | |
226 | NL80211_MESHCONF_PATH_REFRESH_TIME, | |
227 | _my_nla_put_u32, _parse_u32, _print_u32_timeout}, | |
228 | {"mesh_min_discovery_timeout", | |
229 | NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, | |
230 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
231 | {"mesh_hwmp_active_path_timeout", | |
232 | NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, | |
233 | _my_nla_put_u32, _parse_u32, _print_u32_in_TUs}, | |
234 | {"mesh_hwmp_preq_min_interval", | |
235 | NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, | |
236 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
237 | {"mesh_hwmp_net_diameter_traversal_time", | |
238 | NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, | |
239 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
240 | {"mesh_hwmp_rootmode", NL80211_MESHCONF_HWMP_ROOTMODE, | |
241 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
242 | {"mesh_hwmp_rann_interval", NL80211_MESHCONF_HWMP_RANN_INTERVAL, | |
243 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
244 | {"mesh_gate_announcements", NL80211_MESHCONF_GATE_ANNOUNCEMENTS, | |
245 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
246 | {"mesh_fwding", NL80211_MESHCONF_FORWARDING, | |
247 | _my_nla_put_u8, _parse_u8_as_bool, _print_u8}, | |
248 | {"mesh_sync_offset_max_neighor", | |
249 | NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, | |
250 | _my_nla_put_u32, _parse_u32, _print_u32}, | |
251 | {"mesh_rssi_threshold", NL80211_MESHCONF_RSSI_THRESHOLD, | |
252 | _my_nla_put_u32, _parse_s32, _print_s32_in_dBm}, | |
253 | {"mesh_hwmp_active_path_to_root_timeout", | |
254 | NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, | |
255 | _my_nla_put_u32, _parse_u32, _print_u32_in_TUs}, | |
256 | {"mesh_hwmp_root_interval", NL80211_MESHCONF_HWMP_ROOT_INTERVAL, | |
257 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
258 | {"mesh_hwmp_confirmation_interval", | |
259 | NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, | |
260 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
261 | {"mesh_power_mode", NL80211_MESHCONF_POWER_MODE, | |
262 | _my_nla_put_u32, _parse_u32_power_mode, _print_u32_power_mode}, | |
263 | {"mesh_awake_window", NL80211_MESHCONF_AWAKE_WINDOW, | |
264 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
265 | {"mesh_plink_timeout", NL80211_MESHCONF_PLINK_TIMEOUT, | |
266 | _my_nla_put_u32, _parse_u32, _print_u32_in_seconds}, | |
267 | }; | |
268 | ||
269 | static void print_all_mesh_param_descr(void) | |
270 | { | |
271 | unsigned int i; | |
272 | ||
273 | printf("Possible mesh parameters are:\n"); | |
274 | ||
275 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) | |
276 | printf(" - %s\n", _mesh_param_descrs[i].name); | |
277 | } | |
278 | ||
279 | static const struct mesh_param_descr *find_mesh_param(const char *name) | |
280 | { | |
281 | unsigned int i; | |
282 | ||
283 | /* Find out what mesh parameter we want to change. */ | |
284 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) { | |
285 | if (strcmp(_mesh_param_descrs[i].name, name) == 0) | |
286 | return _mesh_param_descrs + i; | |
287 | } | |
288 | ||
289 | return NULL; | |
290 | } | |
291 | ||
292 | /* Setter */ | |
293 | static int set_interface_meshparam(struct nl80211_state *state, | |
294 | struct nl_msg *msg, | |
295 | int argc, char **argv, | |
296 | enum id_input id) | |
297 | { | |
298 | const struct mesh_param_descr *mdescr; | |
299 | struct nlattr *container; | |
300 | uint32_t ret; | |
301 | int err = 2; | |
302 | ||
303 | container = nla_nest_start(msg, NL80211_ATTR_MESH_PARAMS); | |
304 | if (!container) | |
305 | return -ENOBUFS; | |
306 | ||
307 | if (!argc) { | |
308 | print_all_mesh_param_descr(); | |
309 | return 1; | |
310 | } | |
311 | ||
312 | while (argc) { | |
313 | const char *name; | |
314 | char *value; | |
315 | _any any; | |
316 | ||
317 | memset(&any, 0, sizeof(_any)); | |
318 | ||
319 | name = argv[0]; | |
320 | value = strchr(name, '='); | |
321 | if (value) { | |
322 | *value = '\0'; | |
323 | value++; | |
324 | argc--; | |
325 | argv++; | |
326 | } else { | |
327 | /* backward compat -- accept w/o '=' */ | |
328 | if (argc < 2) { | |
329 | printf("Must specify a value for %s.\n", name); | |
330 | return 2; | |
331 | } | |
332 | value = argv[1]; | |
333 | argc -= 2; | |
334 | argv += 2; | |
335 | } | |
336 | ||
337 | mdescr = find_mesh_param(name); | |
338 | if (!mdescr) { | |
339 | printf("Could not find the parameter %s.\n", name); | |
340 | print_all_mesh_param_descr(); | |
341 | return 2; | |
342 | } | |
343 | ||
344 | /* Parse the new value */ | |
345 | ret = mdescr->parse_fn(value, &any); | |
346 | if (ret != 0) { | |
347 | if (mdescr->mesh_param_num | |
348 | == NL80211_MESHCONF_POWER_MODE) | |
349 | printf("%s must be set to active, light or " | |
350 | "deep.\n", mdescr->name); | |
351 | else | |
352 | printf("%s must be set to a number " | |
353 | "between 0 and %u\n", | |
354 | mdescr->name, ret); | |
355 | ||
356 | return 2; | |
357 | } | |
358 | ||
359 | err = mdescr->nla_put_fn(msg, mdescr->mesh_param_num, &any); | |
360 | if (err) | |
361 | return err; | |
362 | } | |
363 | nla_nest_end(msg, container); | |
364 | ||
365 | return err; | |
366 | } | |
367 | ||
368 | COMMAND(set, mesh_param, "<param>=<value> [<param>=<value>]*", | |
369 | NL80211_CMD_SET_MESH_PARAMS, 0, CIB_NETDEV, set_interface_meshparam, | |
370 | "Set mesh parameter (run command without any to see available ones)."); | |
371 | ||
372 | /* Getter */ | |
373 | static int print_mesh_param_handler(struct nl_msg *msg, void *arg) | |
374 | { | |
375 | const struct mesh_param_descr *mdescr = arg; | |
376 | struct nlattr *attrs[NL80211_ATTR_MAX + 1]; | |
377 | struct nlattr *parent_attr; | |
378 | struct nlattr *mesh_params[NL80211_MESHCONF_ATTR_MAX + 1]; | |
379 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
380 | ||
381 | /* locate NL80211_ATTR_MESH_PARAMS */ | |
382 | nla_parse(attrs, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
383 | genlmsg_attrlen(gnlh, 0), NULL); | |
384 | parent_attr = attrs[NL80211_ATTR_MESH_PARAMS]; | |
385 | if (!parent_attr) | |
386 | return -EINVAL; | |
387 | ||
388 | /* unpack the mesh parameters */ | |
389 | if (nla_parse_nested(mesh_params, NL80211_MESHCONF_ATTR_MAX, | |
390 | parent_attr, NULL)) | |
391 | return -EINVAL; | |
392 | ||
393 | if (!mdescr) { | |
394 | unsigned int i; | |
395 | ||
396 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) { | |
397 | mdescr = &_mesh_param_descrs[i]; | |
398 | printf("%s = ", mdescr->name); | |
399 | mdescr->nla_print_fn(mesh_params[mdescr->mesh_param_num]); | |
400 | printf("\n"); | |
401 | } | |
402 | return NL_SKIP; | |
403 | } | |
404 | ||
405 | /* print out the mesh parameter */ | |
406 | mdescr->nla_print_fn(mesh_params[mdescr->mesh_param_num]); | |
407 | printf("\n"); | |
408 | return NL_SKIP; | |
409 | } | |
410 | ||
411 | static int get_interface_meshparam(struct nl80211_state *state, | |
412 | struct nl_msg *msg, | |
413 | int argc, char **argv, | |
414 | enum id_input id) | |
415 | { | |
416 | const struct mesh_param_descr *mdescr = NULL; | |
417 | ||
418 | if (argc == 0) { | |
419 | print_all_mesh_param_descr(); | |
420 | return 1; | |
421 | } else if (argc == 1) { | |
422 | mdescr = find_mesh_param(argv[0]); | |
423 | if (!mdescr) { | |
424 | printf("Could not find the parameter %s.\n", argv[0]); | |
425 | print_all_mesh_param_descr(); | |
426 | return 2; | |
427 | } | |
428 | } else { | |
429 | return 1; | |
430 | } | |
431 | ||
432 | register_handler(print_mesh_param_handler, (void *)mdescr); | |
433 | return 0; | |
434 | } | |
435 | ||
436 | COMMAND(get, mesh_param, "[<param>]", | |
437 | NL80211_CMD_GET_MESH_PARAMS, 0, CIB_NETDEV, get_interface_meshparam, | |
438 | "Retrieve mesh parameter (run command without any to see available ones)."); | |
439 | ||
440 | static int join_mesh(struct nl80211_state *state, | |
441 | struct nl_msg *msg, int argc, char **argv, | |
442 | enum id_input id) | |
443 | { | |
444 | struct nlattr *container; | |
445 | float rate; | |
446 | unsigned char rates[NL80211_MAX_SUPP_RATES]; | |
447 | int bintval, dtim_period, n_rates = 0; | |
448 | char *end, *value = NULL, *sptr = NULL; | |
449 | ||
450 | if (argc < 1) | |
451 | return 1; | |
452 | ||
453 | NLA_PUT(msg, NL80211_ATTR_MESH_ID, strlen(argv[0]), argv[0]); | |
454 | argc--; | |
455 | argv++; | |
456 | ||
457 | /* freq */ | |
458 | if (argc > 1 && strcmp(argv[0], "freq") == 0) { | |
459 | struct chandef chandef; | |
460 | int err, parsed; | |
461 | ||
462 | err = parse_freqchan(&chandef, false, argc - 1, argv + 1, | |
463 | &parsed); | |
464 | if (err) | |
465 | return err; | |
466 | ||
467 | argv += parsed + 1; | |
468 | argc -= parsed + 1; | |
469 | ||
470 | err = put_chandef(msg, &chandef); | |
471 | if (err) | |
472 | return err; | |
473 | } | |
474 | ||
475 | /* basic rates */ | |
476 | if (argc > 1 && strcmp(argv[0], "basic-rates") == 0) { | |
477 | argv++; | |
478 | argc--; | |
479 | ||
480 | value = strtok_r(argv[0], ",", &sptr); | |
481 | ||
482 | while (value && n_rates < NL80211_MAX_SUPP_RATES) { | |
483 | rate = strtod(value, &end); | |
484 | rates[n_rates] = rate * 2; | |
485 | ||
486 | /* filter out suspicious values */ | |
487 | if (*end != '\0' || !rates[n_rates] || | |
488 | rate*2 != rates[n_rates]) | |
489 | return 1; | |
490 | ||
491 | n_rates++; | |
492 | value = strtok_r(NULL, ",", &sptr); | |
493 | } | |
494 | ||
495 | NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, n_rates, rates); | |
496 | argv++; | |
497 | argc--; | |
498 | } | |
499 | ||
500 | /* multicast rate */ | |
501 | if (argc > 1 && strcmp(argv[0], "mcast-rate") == 0) { | |
502 | argv++; | |
503 | argc--; | |
504 | ||
505 | rate = strtod(argv[0], &end); | |
506 | if (*end != '\0') | |
507 | return 1; | |
508 | ||
509 | NLA_PUT_U32(msg, NL80211_ATTR_MCAST_RATE, (int)(rate * 10)); | |
510 | argv++; | |
511 | argc--; | |
512 | } | |
513 | ||
514 | if (argc > 1 && strcmp(argv[0], "beacon-interval") == 0) { | |
515 | argc--; | |
516 | argv++; | |
517 | ||
518 | bintval = strtoul(argv[0], &end, 10); | |
519 | if (*end != '\0') | |
520 | return 1; | |
521 | ||
522 | NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, bintval); | |
523 | argv++; | |
524 | argc--; | |
525 | } | |
526 | ||
527 | if (argc > 1 && strcmp(argv[0], "dtim-period") == 0) { | |
528 | argc--; | |
529 | argv++; | |
530 | ||
531 | dtim_period = strtoul(argv[0], &end, 10); | |
532 | if (*end != '\0') | |
533 | return 1; | |
534 | ||
535 | NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period); | |
536 | argv++; | |
537 | argc--; | |
538 | } | |
539 | ||
540 | container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP); | |
541 | if (!container) | |
542 | return -ENOBUFS; | |
543 | ||
544 | if (argc > 1 && strcmp(argv[0], "vendor_sync") == 0) { | |
545 | argv++; | |
546 | argc--; | |
547 | if (strcmp(argv[0], "on") == 0) | |
548 | NLA_PUT_U8(msg, | |
549 | NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC, 1); | |
550 | else | |
551 | NLA_PUT_U8(msg, | |
552 | NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC, 0); | |
553 | argv++; | |
554 | argc--; | |
555 | } | |
556 | /* parse and put other NL80211_ATTR_MESH_SETUP elements here */ | |
557 | ||
558 | nla_nest_end(msg, container); | |
559 | ||
560 | if (!argc) | |
561 | return 0; | |
562 | return set_interface_meshparam(state, msg, argc, argv, id); | |
563 | nla_put_failure: | |
564 | return -ENOBUFS; | |
565 | } | |
566 | COMMAND(mesh, join, "<mesh ID> [[freq <freq in MHz> <NOHT|HT20|HT40+|HT40-|80MHz>]" | |
567 | " [basic-rates <rate in Mbps,rate2,...>]], [mcast-rate <rate in Mbps>]" | |
568 | " [beacon-interval <time in TUs>] [dtim-period <value>]" | |
569 | " [vendor_sync on|off] [<param>=<value>]*", | |
570 | NL80211_CMD_JOIN_MESH, 0, CIB_NETDEV, join_mesh, | |
571 | "Join a mesh with the given mesh ID with frequency, basic-rates,\n" | |
572 | "mcast-rate and mesh parameters. Basic-rates are applied only if\n" | |
573 | "frequency is provided."); | |
574 | ||
575 | static int leave_mesh(struct nl80211_state *state, | |
576 | struct nl_msg *msg, int argc, char **argv, | |
577 | enum id_input id) | |
578 | { | |
579 | if (argc) | |
580 | return 1; | |
581 | ||
582 | return 0; | |
583 | } | |
584 | COMMAND(mesh, leave, NULL, NL80211_CMD_LEAVE_MESH, 0, CIB_NETDEV, leave_mesh, | |
585 | "Leave a mesh."); |