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1 | #include <net/if.h> | |
2 | #include <errno.h> | |
3 | #include <string.h> | |
4 | ||
5 | #include <netlink/genl/genl.h> | |
6 | #include <netlink/genl/family.h> | |
7 | #include <netlink/genl/ctrl.h> | |
8 | #include <netlink/msg.h> | |
9 | #include <netlink/attr.h> | |
10 | ||
11 | #include "nl80211.h" | |
12 | #include "iw.h" | |
13 | ||
14 | SECTION(mesh); | |
15 | ||
16 | ||
17 | typedef struct _any_t { | |
18 | union { | |
19 | uint32_t as_32; | |
20 | int32_t as_s32; | |
21 | uint16_t as_16; | |
22 | uint8_t as_8; | |
23 | } u; | |
24 | } _any; | |
25 | ||
26 | /* describes a mesh parameter */ | |
27 | struct mesh_param_descr { | |
28 | const char *name; | |
29 | enum nl80211_meshconf_params mesh_param_num; | |
30 | int (*nla_put_fn)(struct nl_msg*, int, _any*); | |
31 | uint32_t (*parse_fn)(const char*, _any*); | |
32 | void (*nla_print_fn)(struct nlattr *); | |
33 | }; | |
34 | ||
35 | /* utility functions for manipulating and printing u8/u16/u32 values and | |
36 | * timesouts. */ | |
37 | static int _my_nla_put_u8(struct nl_msg *n, int mesh_param_num, _any *value) | |
38 | { | |
39 | return nla_put(n, mesh_param_num, sizeof(uint8_t), &value->u.as_8); | |
40 | } | |
41 | ||
42 | static int _my_nla_put_u16(struct nl_msg *n, int mesh_param_num, _any *value) | |
43 | { | |
44 | return nla_put(n, mesh_param_num, sizeof(uint16_t), &value->u.as_16); | |
45 | } | |
46 | ||
47 | static int _my_nla_put_u32(struct nl_msg *n, int mesh_param_num, _any *value) | |
48 | { | |
49 | return nla_put(n, mesh_param_num, sizeof(uint32_t), &value->u.as_32); | |
50 | } | |
51 | ||
52 | static uint32_t _parse_u8(const char *str, _any *ret) | |
53 | { | |
54 | char *endptr = NULL; | |
55 | unsigned long int v = strtoul(str, &endptr, 10); | |
56 | if (*endptr != '\0') | |
57 | return 0xff; | |
58 | if (v > 0xff) | |
59 | return 0xff; | |
60 | ret->u.as_8 = (uint8_t)v; | |
61 | return 0; | |
62 | } | |
63 | ||
64 | static uint32_t _parse_u8_as_bool(const char *str, _any *ret) | |
65 | { | |
66 | char *endptr = NULL; | |
67 | unsigned long int v = strtoul(str, &endptr, 10); | |
68 | if (*endptr != '\0') | |
69 | return 0x1; | |
70 | if (v > 0x1) | |
71 | return 0x1; | |
72 | ret->u.as_8 = (uint8_t)v; | |
73 | return 0; | |
74 | } | |
75 | ||
76 | static uint32_t _parse_u16(const char *str, _any *ret) | |
77 | { | |
78 | char *endptr = NULL; | |
79 | long int v = strtol(str, &endptr, 10); | |
80 | if (*endptr != '\0') | |
81 | return 0xffff; | |
82 | if ((v < 0) || (v > 0xffff)) | |
83 | return 0xffff; | |
84 | ret->u.as_16 = (uint16_t)v; | |
85 | return 0; | |
86 | } | |
87 | ||
88 | static uint32_t _parse_u32(const char *str, _any *ret) | |
89 | { | |
90 | char *endptr = NULL; | |
91 | long long int v = strtoll(str, &endptr, 10); | |
92 | if (*endptr != '\0') | |
93 | return 0xffffffff; | |
94 | if ((v < 0) || (v > 0xffffffff)) | |
95 | return 0xffffffff; | |
96 | ret->u.as_32 = (uint32_t)v; | |
97 | return 0; | |
98 | } | |
99 | ||
100 | static uint32_t _parse_s32(const char *str, _any *ret) | |
101 | { | |
102 | char *endptr = NULL; | |
103 | long int v = strtol(str, &endptr, 10); | |
104 | if (*endptr != '\0') | |
105 | return 0xffffffff; | |
106 | if (v > 0xff) | |
107 | return 0xffffffff; | |
108 | ret->u.as_s32 = (int32_t)v; | |
109 | return 0; | |
110 | } | |
111 | ||
112 | static uint32_t _parse_u32_power_mode(const char *str, _any *ret) | |
113 | { | |
114 | unsigned long int v; | |
115 | ||
116 | /* Parse attribute for the name of power mode */ | |
117 | if (!strcmp(str, "active")) | |
118 | v = NL80211_MESH_POWER_ACTIVE; | |
119 | else if (!strcmp(str, "light")) | |
120 | v = NL80211_MESH_POWER_LIGHT_SLEEP; | |
121 | else if (!strcmp(str, "deep")) | |
122 | v = NL80211_MESH_POWER_DEEP_SLEEP; | |
123 | else | |
124 | return 0xff; | |
125 | ||
126 | ret->u.as_32 = (uint32_t)v; | |
127 | return 0; | |
128 | } | |
129 | ||
130 | static void _print_u8(struct nlattr *a) | |
131 | { | |
132 | printf("%d", nla_get_u8(a)); | |
133 | } | |
134 | ||
135 | static void _print_u16(struct nlattr *a) | |
136 | { | |
137 | printf("%d", nla_get_u16(a)); | |
138 | } | |
139 | ||
140 | static void _print_u16_timeout(struct nlattr *a) | |
141 | { | |
142 | printf("%d milliseconds", nla_get_u16(a)); | |
143 | } | |
144 | ||
145 | static void _print_u16_in_TUs(struct nlattr *a) | |
146 | { | |
147 | printf("%d TUs", nla_get_u16(a)); | |
148 | } | |
149 | ||
150 | static void _print_u32(struct nlattr *a) | |
151 | { | |
152 | printf("%d", nla_get_u32(a)); | |
153 | } | |
154 | ||
155 | static void _print_u32_timeout(struct nlattr *a) | |
156 | { | |
157 | printf("%u milliseconds", nla_get_u32(a)); | |
158 | } | |
159 | ||
160 | static void _print_u32_in_seconds(struct nlattr *a) | |
161 | { | |
162 | printf("%d seconds", nla_get_u32(a)); | |
163 | } | |
164 | ||
165 | static void _print_u32_in_TUs(struct nlattr *a) | |
166 | { | |
167 | printf("%d TUs", nla_get_u32(a)); | |
168 | } | |
169 | ||
170 | static void _print_u32_power_mode(struct nlattr *a) | |
171 | { | |
172 | unsigned long v = nla_get_u32(a); | |
173 | ||
174 | switch (v) { | |
175 | case NL80211_MESH_POWER_ACTIVE: | |
176 | printf("active"); | |
177 | break; | |
178 | case NL80211_MESH_POWER_LIGHT_SLEEP: | |
179 | printf("light"); | |
180 | break; | |
181 | case NL80211_MESH_POWER_DEEP_SLEEP: | |
182 | printf("deep"); | |
183 | break; | |
184 | default: | |
185 | printf("undefined"); | |
186 | break; | |
187 | } | |
188 | } | |
189 | ||
190 | static void _print_s32_in_dBm(struct nlattr *a) | |
191 | { | |
192 | printf("%d dBm", (int32_t) nla_get_u32(a)); | |
193 | } | |
194 | ||
195 | ||
196 | /* The current mesh parameters */ | |
197 | const static struct mesh_param_descr _mesh_param_descrs[] = | |
198 | { | |
199 | {"mesh_retry_timeout", | |
200 | NL80211_MESHCONF_RETRY_TIMEOUT, | |
201 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
202 | {"mesh_confirm_timeout", | |
203 | NL80211_MESHCONF_CONFIRM_TIMEOUT, | |
204 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
205 | {"mesh_holding_timeout", | |
206 | NL80211_MESHCONF_HOLDING_TIMEOUT, | |
207 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
208 | {"mesh_max_peer_links", | |
209 | NL80211_MESHCONF_MAX_PEER_LINKS, | |
210 | _my_nla_put_u16, _parse_u16, _print_u16}, | |
211 | {"mesh_max_retries", | |
212 | NL80211_MESHCONF_MAX_RETRIES, | |
213 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
214 | {"mesh_ttl", | |
215 | NL80211_MESHCONF_TTL, | |
216 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
217 | {"mesh_element_ttl", | |
218 | NL80211_MESHCONF_ELEMENT_TTL, | |
219 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
220 | {"mesh_auto_open_plinks", | |
221 | NL80211_MESHCONF_AUTO_OPEN_PLINKS, | |
222 | _my_nla_put_u8, _parse_u8_as_bool, _print_u8}, | |
223 | {"mesh_hwmp_max_preq_retries", | |
224 | NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, | |
225 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
226 | {"mesh_path_refresh_time", | |
227 | NL80211_MESHCONF_PATH_REFRESH_TIME, | |
228 | _my_nla_put_u32, _parse_u32, _print_u32_timeout}, | |
229 | {"mesh_min_discovery_timeout", | |
230 | NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, | |
231 | _my_nla_put_u16, _parse_u16, _print_u16_timeout}, | |
232 | {"mesh_hwmp_active_path_timeout", | |
233 | NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, | |
234 | _my_nla_put_u32, _parse_u32, _print_u32_in_TUs}, | |
235 | {"mesh_hwmp_preq_min_interval", | |
236 | NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, | |
237 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
238 | {"mesh_hwmp_net_diameter_traversal_time", | |
239 | NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, | |
240 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
241 | {"mesh_hwmp_rootmode", NL80211_MESHCONF_HWMP_ROOTMODE, | |
242 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
243 | {"mesh_hwmp_rann_interval", NL80211_MESHCONF_HWMP_RANN_INTERVAL, | |
244 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
245 | {"mesh_gate_announcements", NL80211_MESHCONF_GATE_ANNOUNCEMENTS, | |
246 | _my_nla_put_u8, _parse_u8, _print_u8}, | |
247 | {"mesh_fwding", NL80211_MESHCONF_FORWARDING, | |
248 | _my_nla_put_u8, _parse_u8_as_bool, _print_u8}, | |
249 | {"mesh_sync_offset_max_neighor", | |
250 | NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, | |
251 | _my_nla_put_u32, _parse_u32, _print_u32}, | |
252 | {"mesh_rssi_threshold", NL80211_MESHCONF_RSSI_THRESHOLD, | |
253 | _my_nla_put_u32, _parse_s32, _print_s32_in_dBm}, | |
254 | {"mesh_hwmp_active_path_to_root_timeout", | |
255 | NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, | |
256 | _my_nla_put_u32, _parse_u32, _print_u32_in_TUs}, | |
257 | {"mesh_hwmp_root_interval", NL80211_MESHCONF_HWMP_ROOT_INTERVAL, | |
258 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
259 | {"mesh_hwmp_confirmation_interval", | |
260 | NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, | |
261 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
262 | {"mesh_power_mode", NL80211_MESHCONF_POWER_MODE, | |
263 | _my_nla_put_u32, _parse_u32_power_mode, _print_u32_power_mode}, | |
264 | {"mesh_awake_window", NL80211_MESHCONF_AWAKE_WINDOW, | |
265 | _my_nla_put_u16, _parse_u16, _print_u16_in_TUs}, | |
266 | {"mesh_plink_timeout", NL80211_MESHCONF_PLINK_TIMEOUT, | |
267 | _my_nla_put_u32, _parse_u32, _print_u32_in_seconds}, | |
268 | }; | |
269 | ||
270 | static void print_all_mesh_param_descr(void) | |
271 | { | |
272 | int i; | |
273 | ||
274 | printf("Possible mesh parameters are:\n"); | |
275 | ||
276 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) | |
277 | printf(" - %s\n", _mesh_param_descrs[i].name); | |
278 | } | |
279 | ||
280 | static const struct mesh_param_descr *find_mesh_param(const char *name) | |
281 | { | |
282 | int i; | |
283 | ||
284 | /* Find out what mesh parameter we want to change. */ | |
285 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) { | |
286 | if (strcmp(_mesh_param_descrs[i].name, name) == 0) | |
287 | return _mesh_param_descrs + i; | |
288 | } | |
289 | ||
290 | print_all_mesh_param_descr(); | |
291 | return NULL; | |
292 | } | |
293 | ||
294 | /* Setter */ | |
295 | static int set_interface_meshparam(struct nl80211_state *state, | |
296 | struct nl_cb *cb, | |
297 | struct nl_msg *msg, | |
298 | int argc, char **argv, | |
299 | enum id_input id) | |
300 | { | |
301 | const struct mesh_param_descr *mdescr; | |
302 | struct nlattr *container; | |
303 | uint32_t ret; | |
304 | int err; | |
305 | ||
306 | container = nla_nest_start(msg, NL80211_ATTR_MESH_PARAMS); | |
307 | if (!container) | |
308 | return -ENOBUFS; | |
309 | ||
310 | if (!argc) | |
311 | return 1; | |
312 | ||
313 | while (argc) { | |
314 | const char *name; | |
315 | char *value; | |
316 | _any any; | |
317 | ||
318 | memset(&any, 0, sizeof(_any)); | |
319 | ||
320 | name = argv[0]; | |
321 | value = strchr(name, '='); | |
322 | if (value) { | |
323 | *value = '\0'; | |
324 | value++; | |
325 | argc--; | |
326 | argv++; | |
327 | } else { | |
328 | /* backward compat -- accept w/o '=' */ | |
329 | if (argc < 2) { | |
330 | printf("Must specify a value for %s.\n", name); | |
331 | return 2; | |
332 | } | |
333 | value = argv[1]; | |
334 | argc -= 2; | |
335 | argv += 2; | |
336 | } | |
337 | ||
338 | mdescr = find_mesh_param(name); | |
339 | if (!mdescr) | |
340 | return 2; | |
341 | ||
342 | /* Parse the new value */ | |
343 | ret = mdescr->parse_fn(value, &any); | |
344 | if (ret != 0) { | |
345 | if (mdescr->mesh_param_num | |
346 | == NL80211_MESHCONF_POWER_MODE) | |
347 | printf("%s must be set to active, light or " | |
348 | "deep.\n", mdescr->name); | |
349 | else | |
350 | printf("%s must be set to a number " | |
351 | "between 0 and %u\n", | |
352 | mdescr->name, ret); | |
353 | ||
354 | return 2; | |
355 | } | |
356 | ||
357 | err = mdescr->nla_put_fn(msg, mdescr->mesh_param_num, &any); | |
358 | if (err) | |
359 | return err; | |
360 | } | |
361 | nla_nest_end(msg, container); | |
362 | ||
363 | return err; | |
364 | } | |
365 | ||
366 | COMMAND(set, mesh_param, "<param>=<value> [<param>=<value>]*", | |
367 | NL80211_CMD_SET_MESH_PARAMS, 0, CIB_NETDEV, set_interface_meshparam, | |
368 | "Set mesh parameter (run command without any to see available ones)."); | |
369 | ||
370 | /* Getter */ | |
371 | static int print_mesh_param_handler(struct nl_msg *msg, void *arg) | |
372 | { | |
373 | const struct mesh_param_descr *mdescr = arg; | |
374 | struct nlattr *attrs[NL80211_ATTR_MAX + 1]; | |
375 | struct nlattr *parent_attr; | |
376 | struct nlattr *mesh_params[NL80211_MESHCONF_ATTR_MAX + 1]; | |
377 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
378 | ||
379 | /* locate NL80211_ATTR_MESH_PARAMS */ | |
380 | nla_parse(attrs, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
381 | genlmsg_attrlen(gnlh, 0), NULL); | |
382 | parent_attr = attrs[NL80211_ATTR_MESH_PARAMS]; | |
383 | if (!parent_attr) | |
384 | return -EINVAL; | |
385 | ||
386 | /* unpack the mesh parameters */ | |
387 | if (nla_parse_nested(mesh_params, NL80211_MESHCONF_ATTR_MAX, | |
388 | parent_attr, NULL)) | |
389 | return -EINVAL; | |
390 | ||
391 | if (!mdescr) { | |
392 | int i; | |
393 | ||
394 | for (i = 0; i < ARRAY_SIZE(_mesh_param_descrs); i++) { | |
395 | mdescr = &_mesh_param_descrs[i]; | |
396 | printf("%s = ", mdescr->name); | |
397 | mdescr->nla_print_fn(mesh_params[mdescr->mesh_param_num]); | |
398 | printf("\n"); | |
399 | } | |
400 | return NL_SKIP; | |
401 | } | |
402 | ||
403 | /* print out the mesh parameter */ | |
404 | mdescr->nla_print_fn(mesh_params[mdescr->mesh_param_num]); | |
405 | printf("\n"); | |
406 | return NL_SKIP; | |
407 | } | |
408 | ||
409 | static int get_interface_meshparam(struct nl80211_state *state, | |
410 | struct nl_cb *cb, | |
411 | struct nl_msg *msg, | |
412 | int argc, char **argv, | |
413 | enum id_input id) | |
414 | { | |
415 | const struct mesh_param_descr *mdescr = NULL; | |
416 | ||
417 | if (argc > 1) | |
418 | return 1; | |
419 | ||
420 | if (argc == 1) { | |
421 | mdescr = find_mesh_param(argv[0]); | |
422 | if (!mdescr) | |
423 | return 2; | |
424 | } | |
425 | ||
426 | nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, | |
427 | print_mesh_param_handler, (void *)mdescr); | |
428 | return 0; | |
429 | } | |
430 | ||
431 | COMMAND(get, mesh_param, "[<param>]", | |
432 | NL80211_CMD_GET_MESH_PARAMS, 0, CIB_NETDEV, get_interface_meshparam, | |
433 | "Retrieve mesh parameter (run command without any to see available ones)."); | |
434 | ||
435 | static int join_mesh(struct nl80211_state *state, struct nl_cb *cb, | |
436 | struct nl_msg *msg, int argc, char **argv, | |
437 | enum id_input id) | |
438 | { | |
439 | struct nlattr *container; | |
440 | float rate; | |
441 | unsigned char rates[NL80211_MAX_SUPP_RATES]; | |
442 | int bintval, dtim_period, i, n_rates = 0; | |
443 | char *end, *value = NULL, *sptr = NULL; | |
444 | unsigned long freq = 0; | |
445 | static const struct { | |
446 | const char *name; | |
447 | unsigned int width; | |
448 | int freq1_diff; | |
449 | int chantype; /* for older kernel */ | |
450 | } *chanmode_selected = NULL, chanmode[] = { | |
451 | { .name = "HT20", | |
452 | .width = NL80211_CHAN_WIDTH_20, | |
453 | .freq1_diff = 0, | |
454 | .chantype = NL80211_CHAN_HT20 }, | |
455 | { .name = "HT40+", | |
456 | .width = NL80211_CHAN_WIDTH_40, | |
457 | .freq1_diff = 10, | |
458 | .chantype = NL80211_CHAN_HT40PLUS }, | |
459 | { .name = "HT40-", | |
460 | .width = NL80211_CHAN_WIDTH_40, | |
461 | .freq1_diff = -10, | |
462 | .chantype = NL80211_CHAN_HT40MINUS }, | |
463 | { .name = "NOHT", | |
464 | .width = NL80211_CHAN_WIDTH_20_NOHT, | |
465 | .freq1_diff = 0, | |
466 | .chantype = NL80211_CHAN_NO_HT }, | |
467 | }; | |
468 | ||
469 | if (argc < 1) | |
470 | return 1; | |
471 | ||
472 | NLA_PUT(msg, NL80211_ATTR_MESH_ID, strlen(argv[0]), argv[0]); | |
473 | argc--; | |
474 | argv++; | |
475 | ||
476 | /* freq */ | |
477 | if (argc > 1 && strcmp(argv[0], "freq") == 0) { | |
478 | argv++; | |
479 | argc--; | |
480 | ||
481 | freq = strtoul(argv[0], &end, 10); | |
482 | if (*end != '\0') | |
483 | return 1; | |
484 | NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq); | |
485 | ||
486 | argv++; | |
487 | argc--; | |
488 | } | |
489 | ||
490 | /* channel type */ | |
491 | if (argc) { | |
492 | for (i = 0; i < ARRAY_SIZE(chanmode); i++) { | |
493 | if (strcasecmp(chanmode[i].name, argv[0]) == 0) { | |
494 | chanmode_selected = &chanmode[i]; | |
495 | break; | |
496 | } | |
497 | } | |
498 | ||
499 | if (chanmode_selected) { | |
500 | NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH, | |
501 | chanmode_selected->width); | |
502 | NLA_PUT_U32(msg, NL80211_ATTR_CENTER_FREQ1, | |
503 | freq + chanmode_selected->freq1_diff); | |
504 | if (chanmode_selected->chantype != -1) | |
505 | NLA_PUT_U32(msg, | |
506 | NL80211_ATTR_WIPHY_CHANNEL_TYPE, | |
507 | chanmode_selected->chantype); | |
508 | ||
509 | argv++; | |
510 | argc--; | |
511 | } | |
512 | } | |
513 | ||
514 | /* basic rates */ | |
515 | if (argc > 1 && strcmp(argv[0], "basic-rates") == 0) { | |
516 | argv++; | |
517 | argc--; | |
518 | ||
519 | value = strtok_r(argv[0], ",", &sptr); | |
520 | ||
521 | while (value && n_rates < NL80211_MAX_SUPP_RATES) { | |
522 | rate = strtod(value, &end); | |
523 | rates[n_rates] = rate * 2; | |
524 | ||
525 | /* filter out suspicious values */ | |
526 | if (*end != '\0' || !rates[n_rates] || | |
527 | rate*2 != rates[n_rates]) | |
528 | return 1; | |
529 | ||
530 | n_rates++; | |
531 | value = strtok_r(NULL, ",", &sptr); | |
532 | } | |
533 | ||
534 | NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, n_rates, rates); | |
535 | argv++; | |
536 | argc--; | |
537 | } | |
538 | ||
539 | /* multicast rate */ | |
540 | if (argc > 1 && strcmp(argv[0], "mcast-rate") == 0) { | |
541 | argv++; | |
542 | argc--; | |
543 | ||
544 | rate = strtod(argv[0], &end); | |
545 | if (*end != '\0') | |
546 | return 1; | |
547 | ||
548 | NLA_PUT_U32(msg, NL80211_ATTR_MCAST_RATE, (int)(rate * 10)); | |
549 | argv++; | |
550 | argc--; | |
551 | } | |
552 | ||
553 | if (argc > 1 && strcmp(argv[0], "beacon-interval") == 0) { | |
554 | argc--; | |
555 | argv++; | |
556 | ||
557 | bintval = strtoul(argv[0], &end, 10); | |
558 | if (*end != '\0') | |
559 | return 1; | |
560 | ||
561 | NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, bintval); | |
562 | argv++; | |
563 | argc--; | |
564 | } | |
565 | ||
566 | if (argc > 1 && strcmp(argv[0], "dtim-period") == 0) { | |
567 | argc--; | |
568 | argv++; | |
569 | ||
570 | dtim_period = strtoul(argv[0], &end, 10); | |
571 | if (*end != '\0') | |
572 | return 1; | |
573 | ||
574 | NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period); | |
575 | argv++; | |
576 | argc--; | |
577 | } | |
578 | ||
579 | container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP); | |
580 | if (!container) | |
581 | return -ENOBUFS; | |
582 | ||
583 | if (argc > 1 && strcmp(argv[0], "vendor_sync") == 0) { | |
584 | argv++; | |
585 | argc--; | |
586 | if (strcmp(argv[0], "on") == 0) | |
587 | NLA_PUT_U8(msg, | |
588 | NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC, 1); | |
589 | else | |
590 | NLA_PUT_U8(msg, | |
591 | NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC, 0); | |
592 | argv++; | |
593 | argc--; | |
594 | } | |
595 | /* parse and put other NL80211_ATTR_MESH_SETUP elements here */ | |
596 | ||
597 | nla_nest_end(msg, container); | |
598 | ||
599 | if (!argc) | |
600 | return 0; | |
601 | return set_interface_meshparam(state, cb, msg, argc, argv, id); | |
602 | nla_put_failure: | |
603 | return -ENOBUFS; | |
604 | } | |
605 | COMMAND(mesh, join, "<mesh ID> [[freq <freq in MHz> <HT20|HT40+|HT40-|NOHT>]" | |
606 | " [basic-rates <rate in Mbps,rate2,...>]], [mcast-rate <rate in Mbps>]" | |
607 | " [beacon-interval <time in TUs>] [dtim-period <value>]" | |
608 | " [vendor_sync on|off] [<param>=<value>]*", | |
609 | NL80211_CMD_JOIN_MESH, 0, CIB_NETDEV, join_mesh, | |
610 | "Join a mesh with the given mesh ID with frequency, basic-rates,\n" | |
611 | "mcast-rate and mesh parameters. Basic-rates are applied only if\n" | |
612 | "frequency is provided."); | |
613 | ||
614 | static int leave_mesh(struct nl80211_state *state, struct nl_cb *cb, | |
615 | struct nl_msg *msg, int argc, char **argv, | |
616 | enum id_input id) | |
617 | { | |
618 | if (argc) | |
619 | return 1; | |
620 | ||
621 | return 0; | |
622 | } | |
623 | COMMAND(mesh, leave, NULL, NL80211_CMD_LEAVE_MESH, 0, CIB_NETDEV, leave_mesh, | |
624 | "Leave a mesh."); |