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f0706e82 JB |
1 | /* |
2 | * Copyright 2002-2005, Instant802 Networks, Inc. | |
3 | * Copyright 2005-2006, Devicescape Software, Inc. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | */ | |
9 | ||
10 | #include <linux/module.h> | |
11 | #include <linux/init.h> | |
12 | #include <linux/netdevice.h> | |
13 | #include <linux/types.h> | |
14 | #include <linux/slab.h> | |
15 | #include <linux/skbuff.h> | |
16 | #include <linux/etherdevice.h> | |
17 | #include <linux/if_arp.h> | |
18 | #include <linux/wireless.h> | |
19 | #include <net/iw_handler.h> | |
20 | #include <asm/uaccess.h> | |
21 | ||
22 | #include <net/mac80211.h> | |
23 | #include "ieee80211_i.h" | |
24 | #include "hostapd_ioctl.h" | |
25 | #include "ieee80211_rate.h" | |
26 | #include "wpa.h" | |
27 | #include "aes_ccm.h" | |
f0706e82 JB |
28 | |
29 | static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr, | |
30 | int idx, int alg, int set_tx_key, | |
31 | const u8 *_key, size_t key_len) | |
32 | { | |
33 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
34 | int ret = 0; | |
35 | struct sta_info *sta; | |
11a843b7 | 36 | struct ieee80211_key *key; |
f0706e82 JB |
37 | struct ieee80211_sub_if_data *sdata; |
38 | ||
39 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
40 | ||
41 | if (is_broadcast_ether_addr(sta_addr)) { | |
42 | sta = NULL; | |
43 | if (idx >= NUM_DEFAULT_KEYS) { | |
44 | printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n", | |
45 | dev->name, idx); | |
46 | return -EINVAL; | |
47 | } | |
48 | key = sdata->keys[idx]; | |
f0706e82 JB |
49 | } else { |
50 | set_tx_key = 0; | |
51 | if (idx != 0) { | |
52 | printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for " | |
53 | "individual key\n", dev->name); | |
54 | return -EINVAL; | |
55 | } | |
56 | ||
57 | sta = sta_info_get(local, sta_addr); | |
58 | if (!sta) { | |
59 | #ifdef CONFIG_MAC80211_VERBOSE_DEBUG | |
60 | printk(KERN_DEBUG "%s: set_encrypt - unknown addr " | |
61 | MAC_FMT "\n", | |
62 | dev->name, MAC_ARG(sta_addr)); | |
63 | #endif /* CONFIG_MAC80211_VERBOSE_DEBUG */ | |
64 | ||
65 | return -ENOENT; | |
66 | } | |
67 | ||
68 | key = sta->key; | |
69 | } | |
70 | ||
f0706e82 | 71 | if (alg == ALG_NONE) { |
f0706e82 JB |
72 | ieee80211_key_free(key); |
73 | key = NULL; | |
74 | } else { | |
11a843b7 JB |
75 | /* |
76 | * Need to free it before allocating a new one with | |
77 | * with the same index or the ordering to the driver's | |
78 | * set_key() callback becomes confused. | |
79 | */ | |
80 | ieee80211_key_free(key); | |
81 | key = ieee80211_key_alloc(sdata, sta, alg, idx, key_len, _key); | |
f0706e82 JB |
82 | if (!key) { |
83 | ret = -ENOMEM; | |
84 | goto err_out; | |
85 | } | |
f0706e82 JB |
86 | } |
87 | ||
11a843b7 JB |
88 | if (set_tx_key || (!sta && !sdata->default_key && key)) |
89 | ieee80211_set_default_key(sdata, idx); | |
f0706e82 | 90 | |
11a843b7 JB |
91 | ret = 0; |
92 | err_out: | |
f0706e82 JB |
93 | if (sta) |
94 | sta_info_put(sta); | |
95 | return ret; | |
96 | } | |
97 | ||
98 | static int ieee80211_ioctl_siwgenie(struct net_device *dev, | |
99 | struct iw_request_info *info, | |
100 | struct iw_point *data, char *extra) | |
101 | { | |
102 | struct ieee80211_sub_if_data *sdata; | |
103 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
104 | ||
105 | if (local->user_space_mlme) | |
106 | return -EOPNOTSUPP; | |
107 | ||
108 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
109 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
110 | sdata->type == IEEE80211_IF_TYPE_IBSS) { | |
111 | int ret = ieee80211_sta_set_extra_ie(dev, extra, data->length); | |
112 | if (ret) | |
113 | return ret; | |
d6f2da5b | 114 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f0706e82 JB |
115 | ieee80211_sta_req_auth(dev, &sdata->u.sta); |
116 | return 0; | |
117 | } | |
118 | ||
119 | if (sdata->type == IEEE80211_IF_TYPE_AP) { | |
120 | kfree(sdata->u.ap.generic_elem); | |
121 | sdata->u.ap.generic_elem = kmalloc(data->length, GFP_KERNEL); | |
122 | if (!sdata->u.ap.generic_elem) | |
123 | return -ENOMEM; | |
124 | memcpy(sdata->u.ap.generic_elem, extra, data->length); | |
125 | sdata->u.ap.generic_elem_len = data->length; | |
126 | return ieee80211_if_config(dev); | |
127 | } | |
128 | return -EOPNOTSUPP; | |
129 | } | |
130 | ||
f0706e82 JB |
131 | static int ieee80211_ioctl_giwname(struct net_device *dev, |
132 | struct iw_request_info *info, | |
133 | char *name, char *extra) | |
134 | { | |
135 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
136 | ||
137 | switch (local->hw.conf.phymode) { | |
138 | case MODE_IEEE80211A: | |
139 | strcpy(name, "IEEE 802.11a"); | |
140 | break; | |
141 | case MODE_IEEE80211B: | |
142 | strcpy(name, "IEEE 802.11b"); | |
143 | break; | |
144 | case MODE_IEEE80211G: | |
145 | strcpy(name, "IEEE 802.11g"); | |
146 | break; | |
147 | case MODE_ATHEROS_TURBO: | |
148 | strcpy(name, "5GHz Turbo"); | |
149 | break; | |
150 | default: | |
151 | strcpy(name, "IEEE 802.11"); | |
152 | break; | |
153 | } | |
154 | ||
155 | return 0; | |
156 | } | |
157 | ||
158 | ||
159 | static int ieee80211_ioctl_giwrange(struct net_device *dev, | |
160 | struct iw_request_info *info, | |
161 | struct iw_point *data, char *extra) | |
162 | { | |
163 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
164 | struct iw_range *range = (struct iw_range *) extra; | |
333af2f0 HL |
165 | struct ieee80211_hw_mode *mode = NULL; |
166 | int c = 0; | |
f0706e82 JB |
167 | |
168 | data->length = sizeof(struct iw_range); | |
169 | memset(range, 0, sizeof(struct iw_range)); | |
170 | ||
171 | range->we_version_compiled = WIRELESS_EXT; | |
172 | range->we_version_source = 21; | |
173 | range->retry_capa = IW_RETRY_LIMIT; | |
174 | range->retry_flags = IW_RETRY_LIMIT; | |
175 | range->min_retry = 0; | |
176 | range->max_retry = 255; | |
177 | range->min_rts = 0; | |
178 | range->max_rts = 2347; | |
179 | range->min_frag = 256; | |
180 | range->max_frag = 2346; | |
181 | ||
182 | range->encoding_size[0] = 5; | |
183 | range->encoding_size[1] = 13; | |
184 | range->num_encoding_sizes = 2; | |
185 | range->max_encoding_tokens = NUM_DEFAULT_KEYS; | |
186 | ||
187 | range->max_qual.qual = local->hw.max_signal; | |
188 | range->max_qual.level = local->hw.max_rssi; | |
189 | range->max_qual.noise = local->hw.max_noise; | |
190 | range->max_qual.updated = local->wstats_flags; | |
191 | ||
192 | range->avg_qual.qual = local->hw.max_signal/2; | |
193 | range->avg_qual.level = 0; | |
194 | range->avg_qual.noise = 0; | |
195 | range->avg_qual.updated = local->wstats_flags; | |
196 | ||
197 | range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | | |
198 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; | |
199 | ||
333af2f0 HL |
200 | list_for_each_entry(mode, &local->modes_list, list) { |
201 | int i = 0; | |
202 | ||
203 | if (!(local->enabled_modes & (1 << mode->mode)) || | |
204 | (local->hw_modes & local->enabled_modes & | |
205 | (1 << MODE_IEEE80211G) && mode->mode == MODE_IEEE80211B)) | |
206 | continue; | |
207 | ||
208 | while (i < mode->num_channels && c < IW_MAX_FREQUENCIES) { | |
209 | struct ieee80211_channel *chan = &mode->channels[i]; | |
210 | ||
211 | if (chan->flag & IEEE80211_CHAN_W_SCAN) { | |
212 | range->freq[c].i = chan->chan; | |
213 | range->freq[c].m = chan->freq * 100000; | |
214 | range->freq[c].e = 1; | |
215 | c++; | |
216 | } | |
217 | i++; | |
218 | } | |
219 | } | |
220 | range->num_channels = c; | |
221 | range->num_frequency = c; | |
222 | ||
f0706e82 JB |
223 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); |
224 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY); | |
225 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); | |
226 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | |
227 | ||
228 | return 0; | |
229 | } | |
230 | ||
231 | ||
f0706e82 JB |
232 | static int ieee80211_ioctl_siwmode(struct net_device *dev, |
233 | struct iw_request_info *info, | |
234 | __u32 *mode, char *extra) | |
235 | { | |
236 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
237 | int type; | |
238 | ||
239 | if (sdata->type == IEEE80211_IF_TYPE_VLAN) | |
240 | return -EOPNOTSUPP; | |
241 | ||
242 | switch (*mode) { | |
243 | case IW_MODE_INFRA: | |
244 | type = IEEE80211_IF_TYPE_STA; | |
245 | break; | |
246 | case IW_MODE_ADHOC: | |
247 | type = IEEE80211_IF_TYPE_IBSS; | |
248 | break; | |
249 | case IW_MODE_MONITOR: | |
250 | type = IEEE80211_IF_TYPE_MNTR; | |
251 | break; | |
252 | default: | |
253 | return -EINVAL; | |
254 | } | |
255 | ||
256 | if (type == sdata->type) | |
257 | return 0; | |
258 | if (netif_running(dev)) | |
259 | return -EBUSY; | |
260 | ||
261 | ieee80211_if_reinit(dev); | |
262 | ieee80211_if_set_type(dev, type); | |
263 | ||
264 | return 0; | |
265 | } | |
266 | ||
267 | ||
268 | static int ieee80211_ioctl_giwmode(struct net_device *dev, | |
269 | struct iw_request_info *info, | |
270 | __u32 *mode, char *extra) | |
271 | { | |
272 | struct ieee80211_sub_if_data *sdata; | |
273 | ||
274 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
275 | switch (sdata->type) { | |
276 | case IEEE80211_IF_TYPE_AP: | |
277 | *mode = IW_MODE_MASTER; | |
278 | break; | |
279 | case IEEE80211_IF_TYPE_STA: | |
280 | *mode = IW_MODE_INFRA; | |
281 | break; | |
282 | case IEEE80211_IF_TYPE_IBSS: | |
283 | *mode = IW_MODE_ADHOC; | |
284 | break; | |
285 | case IEEE80211_IF_TYPE_MNTR: | |
286 | *mode = IW_MODE_MONITOR; | |
287 | break; | |
288 | case IEEE80211_IF_TYPE_WDS: | |
289 | *mode = IW_MODE_REPEAT; | |
290 | break; | |
291 | case IEEE80211_IF_TYPE_VLAN: | |
292 | *mode = IW_MODE_SECOND; /* FIXME */ | |
293 | break; | |
294 | default: | |
295 | *mode = IW_MODE_AUTO; | |
296 | break; | |
297 | } | |
298 | return 0; | |
299 | } | |
300 | ||
301 | int ieee80211_set_channel(struct ieee80211_local *local, int channel, int freq) | |
302 | { | |
303 | struct ieee80211_hw_mode *mode; | |
304 | int c, set = 0; | |
305 | int ret = -EINVAL; | |
306 | ||
307 | list_for_each_entry(mode, &local->modes_list, list) { | |
308 | if (!(local->enabled_modes & (1 << mode->mode))) | |
309 | continue; | |
310 | for (c = 0; c < mode->num_channels; c++) { | |
311 | struct ieee80211_channel *chan = &mode->channels[c]; | |
312 | if (chan->flag & IEEE80211_CHAN_W_SCAN && | |
313 | ((chan->chan == channel) || (chan->freq == freq))) { | |
314 | /* Use next_mode as the mode preference to | |
315 | * resolve non-unique channel numbers. */ | |
316 | if (set && mode->mode != local->next_mode) | |
317 | continue; | |
318 | ||
319 | local->oper_channel = chan; | |
320 | local->oper_hw_mode = mode; | |
321 | set++; | |
322 | } | |
323 | } | |
324 | } | |
325 | ||
326 | if (set) { | |
327 | if (local->sta_scanning) | |
328 | ret = 0; | |
329 | else | |
330 | ret = ieee80211_hw_config(local); | |
331 | ||
332 | rate_control_clear(local); | |
333 | } | |
334 | ||
335 | return ret; | |
336 | } | |
337 | ||
338 | static int ieee80211_ioctl_siwfreq(struct net_device *dev, | |
339 | struct iw_request_info *info, | |
340 | struct iw_freq *freq, char *extra) | |
341 | { | |
342 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
343 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
344 | ||
345 | if (sdata->type == IEEE80211_IF_TYPE_STA) | |
d6f2da5b | 346 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; |
f0706e82 JB |
347 | |
348 | /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ | |
349 | if (freq->e == 0) { | |
350 | if (freq->m < 0) { | |
351 | if (sdata->type == IEEE80211_IF_TYPE_STA) | |
d6f2da5b JS |
352 | sdata->u.sta.flags |= |
353 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
f0706e82 JB |
354 | return 0; |
355 | } else | |
356 | return ieee80211_set_channel(local, freq->m, -1); | |
357 | } else { | |
358 | int i, div = 1000000; | |
359 | for (i = 0; i < freq->e; i++) | |
360 | div /= 10; | |
361 | if (div > 0) | |
362 | return ieee80211_set_channel(local, -1, freq->m / div); | |
363 | else | |
364 | return -EINVAL; | |
365 | } | |
366 | } | |
367 | ||
368 | ||
369 | static int ieee80211_ioctl_giwfreq(struct net_device *dev, | |
370 | struct iw_request_info *info, | |
371 | struct iw_freq *freq, char *extra) | |
372 | { | |
373 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
374 | ||
375 | /* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level | |
376 | * driver for the current channel with firmware-based management */ | |
377 | ||
378 | freq->m = local->hw.conf.freq; | |
379 | freq->e = 6; | |
380 | ||
381 | return 0; | |
382 | } | |
383 | ||
384 | ||
385 | static int ieee80211_ioctl_siwessid(struct net_device *dev, | |
386 | struct iw_request_info *info, | |
387 | struct iw_point *data, char *ssid) | |
388 | { | |
389 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
390 | struct ieee80211_sub_if_data *sdata; | |
391 | size_t len = data->length; | |
392 | ||
393 | /* iwconfig uses nul termination in SSID.. */ | |
394 | if (len > 0 && ssid[len - 1] == '\0') | |
395 | len--; | |
396 | ||
397 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
398 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
399 | sdata->type == IEEE80211_IF_TYPE_IBSS) { | |
400 | int ret; | |
401 | if (local->user_space_mlme) { | |
402 | if (len > IEEE80211_MAX_SSID_LEN) | |
403 | return -EINVAL; | |
404 | memcpy(sdata->u.sta.ssid, ssid, len); | |
405 | sdata->u.sta.ssid_len = len; | |
406 | return 0; | |
407 | } | |
d6f2da5b JS |
408 | if (data->flags) |
409 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; | |
410 | else | |
411 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL; | |
f0706e82 JB |
412 | ret = ieee80211_sta_set_ssid(dev, ssid, len); |
413 | if (ret) | |
414 | return ret; | |
415 | ieee80211_sta_req_auth(dev, &sdata->u.sta); | |
416 | return 0; | |
417 | } | |
418 | ||
419 | if (sdata->type == IEEE80211_IF_TYPE_AP) { | |
420 | memcpy(sdata->u.ap.ssid, ssid, len); | |
421 | memset(sdata->u.ap.ssid + len, 0, | |
422 | IEEE80211_MAX_SSID_LEN - len); | |
423 | sdata->u.ap.ssid_len = len; | |
424 | return ieee80211_if_config(dev); | |
425 | } | |
426 | return -EOPNOTSUPP; | |
427 | } | |
428 | ||
429 | ||
430 | static int ieee80211_ioctl_giwessid(struct net_device *dev, | |
431 | struct iw_request_info *info, | |
432 | struct iw_point *data, char *ssid) | |
433 | { | |
434 | size_t len; | |
435 | ||
436 | struct ieee80211_sub_if_data *sdata; | |
437 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
438 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
439 | sdata->type == IEEE80211_IF_TYPE_IBSS) { | |
440 | int res = ieee80211_sta_get_ssid(dev, ssid, &len); | |
441 | if (res == 0) { | |
442 | data->length = len; | |
443 | data->flags = 1; | |
444 | } else | |
445 | data->flags = 0; | |
446 | return res; | |
447 | } | |
448 | ||
449 | if (sdata->type == IEEE80211_IF_TYPE_AP) { | |
450 | len = sdata->u.ap.ssid_len; | |
451 | if (len > IW_ESSID_MAX_SIZE) | |
452 | len = IW_ESSID_MAX_SIZE; | |
453 | memcpy(ssid, sdata->u.ap.ssid, len); | |
454 | data->length = len; | |
455 | data->flags = 1; | |
456 | return 0; | |
457 | } | |
458 | return -EOPNOTSUPP; | |
459 | } | |
460 | ||
461 | ||
462 | static int ieee80211_ioctl_siwap(struct net_device *dev, | |
463 | struct iw_request_info *info, | |
464 | struct sockaddr *ap_addr, char *extra) | |
465 | { | |
466 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
467 | struct ieee80211_sub_if_data *sdata; | |
468 | ||
469 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
470 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
471 | sdata->type == IEEE80211_IF_TYPE_IBSS) { | |
472 | int ret; | |
473 | if (local->user_space_mlme) { | |
474 | memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data, | |
475 | ETH_ALEN); | |
476 | return 0; | |
477 | } | |
d6f2da5b JS |
478 | if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) |
479 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL | | |
480 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
481 | else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | |
482 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL; | |
f0706e82 | 483 | else |
d6f2da5b | 484 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f0706e82 JB |
485 | ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data); |
486 | if (ret) | |
487 | return ret; | |
488 | ieee80211_sta_req_auth(dev, &sdata->u.sta); | |
489 | return 0; | |
490 | } else if (sdata->type == IEEE80211_IF_TYPE_WDS) { | |
491 | if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, | |
492 | ETH_ALEN) == 0) | |
493 | return 0; | |
494 | return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data); | |
495 | } | |
496 | ||
497 | return -EOPNOTSUPP; | |
498 | } | |
499 | ||
500 | ||
501 | static int ieee80211_ioctl_giwap(struct net_device *dev, | |
502 | struct iw_request_info *info, | |
503 | struct sockaddr *ap_addr, char *extra) | |
504 | { | |
505 | struct ieee80211_sub_if_data *sdata; | |
506 | ||
507 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
508 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
509 | sdata->type == IEEE80211_IF_TYPE_IBSS) { | |
510 | ap_addr->sa_family = ARPHRD_ETHER; | |
511 | memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN); | |
512 | return 0; | |
513 | } else if (sdata->type == IEEE80211_IF_TYPE_WDS) { | |
514 | ap_addr->sa_family = ARPHRD_ETHER; | |
515 | memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN); | |
516 | return 0; | |
517 | } | |
518 | ||
519 | return -EOPNOTSUPP; | |
520 | } | |
521 | ||
522 | ||
523 | static int ieee80211_ioctl_siwscan(struct net_device *dev, | |
524 | struct iw_request_info *info, | |
525 | struct iw_point *data, char *extra) | |
526 | { | |
527 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
528 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
529 | u8 *ssid = NULL; | |
530 | size_t ssid_len = 0; | |
531 | ||
532 | if (!netif_running(dev)) | |
533 | return -ENETDOWN; | |
534 | ||
f27b62d3 DD |
535 | switch (sdata->type) { |
536 | case IEEE80211_IF_TYPE_STA: | |
537 | case IEEE80211_IF_TYPE_IBSS: | |
538 | if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { | |
f0706e82 JB |
539 | ssid = sdata->u.sta.ssid; |
540 | ssid_len = sdata->u.sta.ssid_len; | |
f27b62d3 DD |
541 | } |
542 | break; | |
543 | case IEEE80211_IF_TYPE_AP: | |
544 | if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { | |
f0706e82 JB |
545 | ssid = sdata->u.ap.ssid; |
546 | ssid_len = sdata->u.ap.ssid_len; | |
f27b62d3 DD |
547 | } |
548 | break; | |
549 | default: | |
550 | return -EOPNOTSUPP; | |
f0706e82 | 551 | } |
f27b62d3 | 552 | |
f0706e82 JB |
553 | return ieee80211_sta_req_scan(dev, ssid, ssid_len); |
554 | } | |
555 | ||
556 | ||
557 | static int ieee80211_ioctl_giwscan(struct net_device *dev, | |
558 | struct iw_request_info *info, | |
559 | struct iw_point *data, char *extra) | |
560 | { | |
561 | int res; | |
562 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
563 | if (local->sta_scanning) | |
564 | return -EAGAIN; | |
565 | res = ieee80211_sta_scan_results(dev, extra, data->length); | |
566 | if (res >= 0) { | |
567 | data->length = res; | |
568 | return 0; | |
569 | } | |
570 | data->length = 0; | |
571 | return res; | |
572 | } | |
573 | ||
574 | ||
1fd5e589 LF |
575 | static int ieee80211_ioctl_siwrate(struct net_device *dev, |
576 | struct iw_request_info *info, | |
577 | struct iw_param *rate, char *extra) | |
578 | { | |
579 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
580 | struct ieee80211_hw_mode *mode; | |
581 | int i; | |
582 | u32 target_rate = rate->value / 100000; | |
583 | struct ieee80211_sub_if_data *sdata; | |
584 | ||
585 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
586 | if (!sdata->bss) | |
587 | return -ENODEV; | |
588 | mode = local->oper_hw_mode; | |
589 | /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates | |
590 | * target_rate = X, rate->fixed = 1 means only rate X | |
591 | * target_rate = X, rate->fixed = 0 means all rates <= X */ | |
592 | sdata->bss->max_ratectrl_rateidx = -1; | |
593 | sdata->bss->force_unicast_rateidx = -1; | |
594 | if (rate->value < 0) | |
595 | return 0; | |
596 | for (i=0; i< mode->num_rates; i++) { | |
597 | struct ieee80211_rate *rates = &mode->rates[i]; | |
598 | int this_rate = rates->rate; | |
599 | ||
600 | if (mode->mode == MODE_ATHEROS_TURBO || | |
601 | mode->mode == MODE_ATHEROS_TURBOG) | |
602 | this_rate *= 2; | |
603 | if (target_rate == this_rate) { | |
604 | sdata->bss->max_ratectrl_rateidx = i; | |
605 | if (rate->fixed) | |
606 | sdata->bss->force_unicast_rateidx = i; | |
607 | break; | |
608 | } | |
609 | } | |
610 | return 0; | |
611 | } | |
612 | ||
b3d88ad4 LF |
613 | static int ieee80211_ioctl_giwrate(struct net_device *dev, |
614 | struct iw_request_info *info, | |
615 | struct iw_param *rate, char *extra) | |
616 | { | |
617 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
618 | struct sta_info *sta; | |
619 | struct ieee80211_sub_if_data *sdata; | |
620 | ||
621 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
622 | if (sdata->type == IEEE80211_IF_TYPE_STA) | |
623 | sta = sta_info_get(local, sdata->u.sta.bssid); | |
624 | else | |
625 | return -EOPNOTSUPP; | |
626 | if (!sta) | |
627 | return -ENODEV; | |
628 | if (sta->txrate < local->oper_hw_mode->num_rates) | |
629 | rate->value = local->oper_hw_mode->rates[sta->txrate].rate * 100000; | |
630 | else | |
631 | rate->value = 0; | |
632 | sta_info_put(sta); | |
633 | return 0; | |
634 | } | |
635 | ||
fe6aa301 LF |
636 | static int ieee80211_ioctl_giwtxpower(struct net_device *dev, |
637 | struct iw_request_info *info, | |
638 | union iwreq_data *data, char *extra) | |
639 | { | |
640 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
641 | ||
642 | data->txpower.fixed = 1; | |
643 | data->txpower.disabled = !(local->hw.conf.radio_enabled); | |
644 | data->txpower.value = local->hw.conf.power_level; | |
645 | data->txpower.flags = IW_TXPOW_DBM; | |
646 | ||
647 | return 0; | |
648 | } | |
649 | ||
f0706e82 JB |
650 | static int ieee80211_ioctl_siwrts(struct net_device *dev, |
651 | struct iw_request_info *info, | |
652 | struct iw_param *rts, char *extra) | |
653 | { | |
654 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
655 | ||
656 | if (rts->disabled) | |
657 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
658 | else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD) | |
659 | return -EINVAL; | |
660 | else | |
661 | local->rts_threshold = rts->value; | |
662 | ||
663 | /* If the wlan card performs RTS/CTS in hardware/firmware, | |
664 | * configure it here */ | |
665 | ||
666 | if (local->ops->set_rts_threshold) | |
667 | local->ops->set_rts_threshold(local_to_hw(local), | |
668 | local->rts_threshold); | |
669 | ||
670 | return 0; | |
671 | } | |
672 | ||
673 | static int ieee80211_ioctl_giwrts(struct net_device *dev, | |
674 | struct iw_request_info *info, | |
675 | struct iw_param *rts, char *extra) | |
676 | { | |
677 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
678 | ||
679 | rts->value = local->rts_threshold; | |
680 | rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
681 | rts->fixed = 1; | |
682 | ||
683 | return 0; | |
684 | } | |
685 | ||
686 | ||
687 | static int ieee80211_ioctl_siwfrag(struct net_device *dev, | |
688 | struct iw_request_info *info, | |
689 | struct iw_param *frag, char *extra) | |
690 | { | |
691 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
692 | ||
693 | if (frag->disabled) | |
694 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
695 | else if (frag->value < 256 || | |
696 | frag->value > IEEE80211_MAX_FRAG_THRESHOLD) | |
697 | return -EINVAL; | |
698 | else { | |
699 | /* Fragment length must be even, so strip LSB. */ | |
700 | local->fragmentation_threshold = frag->value & ~0x1; | |
701 | } | |
702 | ||
703 | /* If the wlan card performs fragmentation in hardware/firmware, | |
704 | * configure it here */ | |
705 | ||
706 | if (local->ops->set_frag_threshold) | |
707 | local->ops->set_frag_threshold( | |
708 | local_to_hw(local), | |
709 | local->fragmentation_threshold); | |
710 | ||
711 | return 0; | |
712 | } | |
713 | ||
714 | static int ieee80211_ioctl_giwfrag(struct net_device *dev, | |
715 | struct iw_request_info *info, | |
716 | struct iw_param *frag, char *extra) | |
717 | { | |
718 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
719 | ||
720 | frag->value = local->fragmentation_threshold; | |
721 | frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
722 | frag->fixed = 1; | |
723 | ||
724 | return 0; | |
725 | } | |
726 | ||
727 | ||
728 | static int ieee80211_ioctl_siwretry(struct net_device *dev, | |
729 | struct iw_request_info *info, | |
730 | struct iw_param *retry, char *extra) | |
731 | { | |
732 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
733 | ||
734 | if (retry->disabled || | |
735 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
736 | return -EINVAL; | |
737 | ||
738 | if (retry->flags & IW_RETRY_MAX) | |
739 | local->long_retry_limit = retry->value; | |
740 | else if (retry->flags & IW_RETRY_MIN) | |
741 | local->short_retry_limit = retry->value; | |
742 | else { | |
743 | local->long_retry_limit = retry->value; | |
744 | local->short_retry_limit = retry->value; | |
745 | } | |
746 | ||
747 | if (local->ops->set_retry_limit) { | |
748 | return local->ops->set_retry_limit( | |
749 | local_to_hw(local), | |
750 | local->short_retry_limit, | |
751 | local->long_retry_limit); | |
752 | } | |
753 | ||
754 | return 0; | |
755 | } | |
756 | ||
757 | ||
758 | static int ieee80211_ioctl_giwretry(struct net_device *dev, | |
759 | struct iw_request_info *info, | |
760 | struct iw_param *retry, char *extra) | |
761 | { | |
762 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
763 | ||
764 | retry->disabled = 0; | |
765 | if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) { | |
766 | /* first return min value, iwconfig will ask max value | |
767 | * later if needed */ | |
768 | retry->flags |= IW_RETRY_LIMIT; | |
769 | retry->value = local->short_retry_limit; | |
770 | if (local->long_retry_limit != local->short_retry_limit) | |
771 | retry->flags |= IW_RETRY_MIN; | |
772 | return 0; | |
773 | } | |
774 | if (retry->flags & IW_RETRY_MAX) { | |
775 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; | |
776 | retry->value = local->long_retry_limit; | |
777 | } | |
778 | ||
779 | return 0; | |
780 | } | |
781 | ||
f0706e82 JB |
782 | static int ieee80211_ioctl_prism2_param(struct net_device *dev, |
783 | struct iw_request_info *info, | |
784 | void *wrqu, char *extra) | |
785 | { | |
786 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
787 | struct ieee80211_sub_if_data *sdata; | |
788 | int *i = (int *) extra; | |
789 | int param = *i; | |
790 | int value = *(i + 1); | |
791 | int ret = 0; | |
792 | ||
793 | if (!capable(CAP_NET_ADMIN)) | |
794 | return -EPERM; | |
795 | ||
796 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
797 | ||
798 | switch (param) { | |
799 | case PRISM2_PARAM_IEEE_802_1X: | |
800 | if (local->ops->set_ieee8021x) | |
801 | ret = local->ops->set_ieee8021x(local_to_hw(local), | |
802 | value); | |
803 | if (ret) | |
804 | printk(KERN_DEBUG "%s: failed to set IEEE 802.1X (%d) " | |
805 | "for low-level driver\n", dev->name, value); | |
806 | else | |
807 | sdata->ieee802_1x = value; | |
808 | break; | |
809 | ||
f0706e82 | 810 | case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES: |
d9430a32 | 811 | if (sdata->type == IEEE80211_IF_TYPE_AP) { |
13262ffd JS |
812 | if (value) |
813 | sdata->flags |= IEEE80211_SDATA_USE_PROTECTION; | |
814 | else | |
815 | sdata->flags &= ~IEEE80211_SDATA_USE_PROTECTION; | |
816 | ieee80211_erp_info_change_notify(dev, | |
817 | IEEE80211_ERP_CHANGE_PROTECTION); | |
d9430a32 | 818 | } else { |
63fc33ce | 819 | ret = -ENOENT; |
d9430a32 | 820 | } |
f0706e82 JB |
821 | break; |
822 | ||
f0706e82 | 823 | case PRISM2_PARAM_PREAMBLE: |
b63bde7b | 824 | if (sdata->type == IEEE80211_IF_TYPE_AP) { |
13262ffd JS |
825 | if (value) |
826 | sdata->flags |= IEEE80211_SDATA_SHORT_PREAMBLE; | |
827 | else | |
828 | sdata->flags &= ~IEEE80211_SDATA_SHORT_PREAMBLE; | |
829 | ieee80211_erp_info_change_notify(dev, | |
830 | IEEE80211_ERP_CHANGE_PREAMBLE); | |
d9430a32 | 831 | } else { |
7e9ed188 | 832 | ret = -ENOENT; |
d9430a32 | 833 | } |
f0706e82 JB |
834 | break; |
835 | ||
f0706e82 JB |
836 | case PRISM2_PARAM_SHORT_SLOT_TIME: |
837 | if (value) | |
838 | local->hw.conf.flags |= IEEE80211_CONF_SHORT_SLOT_TIME; | |
839 | else | |
840 | local->hw.conf.flags &= ~IEEE80211_CONF_SHORT_SLOT_TIME; | |
841 | if (ieee80211_hw_config(local)) | |
842 | ret = -EINVAL; | |
843 | break; | |
844 | ||
845 | case PRISM2_PARAM_NEXT_MODE: | |
846 | local->next_mode = value; | |
847 | break; | |
848 | ||
f0706e82 JB |
849 | case PRISM2_PARAM_KEY_TX_RX_THRESHOLD: |
850 | local->key_tx_rx_threshold = value; | |
851 | break; | |
852 | ||
f0706e82 JB |
853 | case PRISM2_PARAM_WIFI_WME_NOACK_TEST: |
854 | local->wifi_wme_noack_test = value; | |
855 | break; | |
856 | ||
857 | case PRISM2_PARAM_SCAN_FLAGS: | |
858 | local->scan_flags = value; | |
859 | break; | |
860 | ||
861 | case PRISM2_PARAM_MIXED_CELL: | |
862 | if (sdata->type != IEEE80211_IF_TYPE_STA && | |
863 | sdata->type != IEEE80211_IF_TYPE_IBSS) | |
864 | ret = -EINVAL; | |
d6f2da5b JS |
865 | else { |
866 | if (value) | |
867 | sdata->u.sta.flags |= IEEE80211_STA_MIXED_CELL; | |
868 | else | |
869 | sdata->u.sta.flags &= ~IEEE80211_STA_MIXED_CELL; | |
870 | } | |
f0706e82 JB |
871 | break; |
872 | ||
873 | case PRISM2_PARAM_HW_MODES: | |
874 | local->enabled_modes = value; | |
875 | break; | |
876 | ||
877 | case PRISM2_PARAM_CREATE_IBSS: | |
878 | if (sdata->type != IEEE80211_IF_TYPE_IBSS) | |
879 | ret = -EINVAL; | |
d6f2da5b JS |
880 | else { |
881 | if (value) | |
882 | sdata->u.sta.flags |= IEEE80211_STA_CREATE_IBSS; | |
883 | else | |
884 | sdata->u.sta.flags &= ~IEEE80211_STA_CREATE_IBSS; | |
885 | } | |
f0706e82 JB |
886 | break; |
887 | case PRISM2_PARAM_WMM_ENABLED: | |
888 | if (sdata->type != IEEE80211_IF_TYPE_STA && | |
889 | sdata->type != IEEE80211_IF_TYPE_IBSS) | |
890 | ret = -EINVAL; | |
d6f2da5b JS |
891 | else { |
892 | if (value) | |
893 | sdata->u.sta.flags |= IEEE80211_STA_WMM_ENABLED; | |
894 | else | |
895 | sdata->u.sta.flags &= ~IEEE80211_STA_WMM_ENABLED; | |
896 | } | |
f0706e82 | 897 | break; |
f0706e82 JB |
898 | default: |
899 | ret = -EOPNOTSUPP; | |
900 | break; | |
901 | } | |
902 | ||
903 | return ret; | |
904 | } | |
905 | ||
906 | ||
907 | static int ieee80211_ioctl_get_prism2_param(struct net_device *dev, | |
908 | struct iw_request_info *info, | |
909 | void *wrqu, char *extra) | |
910 | { | |
911 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
912 | struct ieee80211_sub_if_data *sdata; | |
913 | int *param = (int *) extra; | |
914 | int ret = 0; | |
915 | ||
916 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
917 | ||
918 | switch (*param) { | |
919 | case PRISM2_PARAM_IEEE_802_1X: | |
920 | *param = sdata->ieee802_1x; | |
921 | break; | |
922 | ||
f0706e82 | 923 | case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES: |
13262ffd | 924 | *param = !!(sdata->flags & IEEE80211_SDATA_USE_PROTECTION); |
f0706e82 JB |
925 | break; |
926 | ||
f0706e82 | 927 | case PRISM2_PARAM_PREAMBLE: |
13262ffd | 928 | *param = !!(sdata->flags & IEEE80211_SDATA_SHORT_PREAMBLE); |
f0706e82 JB |
929 | break; |
930 | ||
f0706e82 JB |
931 | case PRISM2_PARAM_SHORT_SLOT_TIME: |
932 | *param = !!(local->hw.conf.flags & IEEE80211_CONF_SHORT_SLOT_TIME); | |
933 | break; | |
934 | ||
935 | case PRISM2_PARAM_NEXT_MODE: | |
936 | *param = local->next_mode; | |
937 | break; | |
938 | ||
f0706e82 JB |
939 | case PRISM2_PARAM_KEY_TX_RX_THRESHOLD: |
940 | *param = local->key_tx_rx_threshold; | |
941 | break; | |
942 | ||
f0706e82 JB |
943 | case PRISM2_PARAM_WIFI_WME_NOACK_TEST: |
944 | *param = local->wifi_wme_noack_test; | |
945 | break; | |
946 | ||
947 | case PRISM2_PARAM_SCAN_FLAGS: | |
948 | *param = local->scan_flags; | |
949 | break; | |
950 | ||
951 | case PRISM2_PARAM_HW_MODES: | |
952 | *param = local->enabled_modes; | |
953 | break; | |
954 | ||
955 | case PRISM2_PARAM_CREATE_IBSS: | |
956 | if (sdata->type != IEEE80211_IF_TYPE_IBSS) | |
957 | ret = -EINVAL; | |
958 | else | |
d6f2da5b JS |
959 | *param = !!(sdata->u.sta.flags & |
960 | IEEE80211_STA_CREATE_IBSS); | |
f0706e82 JB |
961 | break; |
962 | ||
963 | case PRISM2_PARAM_MIXED_CELL: | |
964 | if (sdata->type != IEEE80211_IF_TYPE_STA && | |
965 | sdata->type != IEEE80211_IF_TYPE_IBSS) | |
966 | ret = -EINVAL; | |
967 | else | |
d6f2da5b JS |
968 | *param = !!(sdata->u.sta.flags & |
969 | IEEE80211_STA_MIXED_CELL); | |
f0706e82 | 970 | break; |
3c3b00ca | 971 | |
f0706e82 JB |
972 | case PRISM2_PARAM_WMM_ENABLED: |
973 | if (sdata->type != IEEE80211_IF_TYPE_STA && | |
974 | sdata->type != IEEE80211_IF_TYPE_IBSS) | |
975 | ret = -EINVAL; | |
976 | else | |
d6f2da5b JS |
977 | *param = !!(sdata->u.sta.flags & |
978 | IEEE80211_STA_WMM_ENABLED); | |
f0706e82 JB |
979 | break; |
980 | default: | |
981 | ret = -EOPNOTSUPP; | |
982 | break; | |
983 | } | |
984 | ||
985 | return ret; | |
986 | } | |
987 | ||
988 | static int ieee80211_ioctl_siwmlme(struct net_device *dev, | |
989 | struct iw_request_info *info, | |
990 | struct iw_point *data, char *extra) | |
991 | { | |
992 | struct ieee80211_sub_if_data *sdata; | |
993 | struct iw_mlme *mlme = (struct iw_mlme *) extra; | |
994 | ||
995 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
996 | if (sdata->type != IEEE80211_IF_TYPE_STA && | |
997 | sdata->type != IEEE80211_IF_TYPE_IBSS) | |
998 | return -EINVAL; | |
999 | ||
1000 | switch (mlme->cmd) { | |
1001 | case IW_MLME_DEAUTH: | |
1002 | /* TODO: mlme->addr.sa_data */ | |
1003 | return ieee80211_sta_deauthenticate(dev, mlme->reason_code); | |
1004 | case IW_MLME_DISASSOC: | |
1005 | /* TODO: mlme->addr.sa_data */ | |
1006 | return ieee80211_sta_disassociate(dev, mlme->reason_code); | |
1007 | default: | |
1008 | return -EOPNOTSUPP; | |
1009 | } | |
1010 | } | |
1011 | ||
1012 | ||
1013 | static int ieee80211_ioctl_siwencode(struct net_device *dev, | |
1014 | struct iw_request_info *info, | |
1015 | struct iw_point *erq, char *keybuf) | |
1016 | { | |
1017 | struct ieee80211_sub_if_data *sdata; | |
1018 | int idx, i, alg = ALG_WEP; | |
1019 | u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
1020 | ||
1021 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1022 | ||
1023 | idx = erq->flags & IW_ENCODE_INDEX; | |
1024 | if (idx == 0) { | |
1025 | if (sdata->default_key) | |
1026 | for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1027 | if (sdata->default_key == sdata->keys[i]) { | |
1028 | idx = i; | |
1029 | break; | |
1030 | } | |
1031 | } | |
1032 | } else if (idx < 1 || idx > 4) | |
1033 | return -EINVAL; | |
1034 | else | |
1035 | idx--; | |
1036 | ||
1037 | if (erq->flags & IW_ENCODE_DISABLED) | |
1038 | alg = ALG_NONE; | |
1039 | else if (erq->length == 0) { | |
1040 | /* No key data - just set the default TX key index */ | |
11a843b7 | 1041 | ieee80211_set_default_key(sdata, idx); |
f0706e82 JB |
1042 | return 0; |
1043 | } | |
1044 | ||
1045 | return ieee80211_set_encryption( | |
1046 | dev, bcaddr, | |
1047 | idx, alg, | |
1048 | !sdata->default_key, | |
1049 | keybuf, erq->length); | |
1050 | } | |
1051 | ||
1052 | ||
1053 | static int ieee80211_ioctl_giwencode(struct net_device *dev, | |
1054 | struct iw_request_info *info, | |
1055 | struct iw_point *erq, char *key) | |
1056 | { | |
1057 | struct ieee80211_sub_if_data *sdata; | |
1058 | int idx, i; | |
1059 | ||
1060 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1061 | ||
1062 | idx = erq->flags & IW_ENCODE_INDEX; | |
1063 | if (idx < 1 || idx > 4) { | |
1064 | idx = -1; | |
1065 | if (!sdata->default_key) | |
1066 | idx = 0; | |
1067 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1068 | if (sdata->default_key == sdata->keys[i]) { | |
1069 | idx = i; | |
1070 | break; | |
1071 | } | |
1072 | } | |
1073 | if (idx < 0) | |
1074 | return -EINVAL; | |
1075 | } else | |
1076 | idx--; | |
1077 | ||
1078 | erq->flags = idx + 1; | |
1079 | ||
1080 | if (!sdata->keys[idx]) { | |
1081 | erq->length = 0; | |
1082 | erq->flags |= IW_ENCODE_DISABLED; | |
1083 | return 0; | |
1084 | } | |
1085 | ||
8f20fc24 | 1086 | memcpy(key, sdata->keys[idx]->conf.key, |
11a843b7 | 1087 | min_t(int, erq->length, sdata->keys[idx]->conf.keylen)); |
8f20fc24 | 1088 | erq->length = sdata->keys[idx]->conf.keylen; |
f0706e82 JB |
1089 | erq->flags |= IW_ENCODE_ENABLED; |
1090 | ||
1091 | return 0; | |
1092 | } | |
1093 | ||
1094 | static int ieee80211_ioctl_siwauth(struct net_device *dev, | |
1095 | struct iw_request_info *info, | |
1096 | struct iw_param *data, char *extra) | |
1097 | { | |
1098 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
1099 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1100 | int ret = 0; | |
1101 | ||
1102 | switch (data->flags & IW_AUTH_INDEX) { | |
1103 | case IW_AUTH_WPA_VERSION: | |
1104 | case IW_AUTH_CIPHER_PAIRWISE: | |
1105 | case IW_AUTH_CIPHER_GROUP: | |
1106 | case IW_AUTH_WPA_ENABLED: | |
1107 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
1108 | break; | |
1109 | case IW_AUTH_KEY_MGMT: | |
1110 | if (sdata->type != IEEE80211_IF_TYPE_STA) | |
1111 | ret = -EINVAL; | |
1112 | else { | |
1113 | /* | |
808718c1 JB |
1114 | * Key management was set by wpa_supplicant, |
1115 | * we only need this to associate to a network | |
1116 | * that has privacy enabled regardless of not | |
1117 | * having a key. | |
f0706e82 | 1118 | */ |
808718c1 | 1119 | sdata->u.sta.key_management_enabled = !!data->value; |
f0706e82 JB |
1120 | } |
1121 | break; | |
1122 | case IW_AUTH_80211_AUTH_ALG: | |
1123 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
1124 | sdata->type == IEEE80211_IF_TYPE_IBSS) | |
1125 | sdata->u.sta.auth_algs = data->value; | |
1126 | else | |
1127 | ret = -EOPNOTSUPP; | |
1128 | break; | |
1129 | case IW_AUTH_PRIVACY_INVOKED: | |
1130 | if (local->ops->set_privacy_invoked) | |
1131 | ret = local->ops->set_privacy_invoked( | |
1132 | local_to_hw(local), data->value); | |
1133 | break; | |
1134 | default: | |
1135 | ret = -EOPNOTSUPP; | |
1136 | break; | |
1137 | } | |
1138 | return ret; | |
1139 | } | |
1140 | ||
1141 | /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ | |
1142 | static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev) | |
1143 | { | |
1144 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
1145 | struct iw_statistics *wstats = &local->wstats; | |
1146 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1147 | struct sta_info *sta = NULL; | |
1148 | ||
1149 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
1150 | sdata->type == IEEE80211_IF_TYPE_IBSS) | |
1151 | sta = sta_info_get(local, sdata->u.sta.bssid); | |
1152 | if (!sta) { | |
1153 | wstats->discard.fragment = 0; | |
1154 | wstats->discard.misc = 0; | |
1155 | wstats->qual.qual = 0; | |
1156 | wstats->qual.level = 0; | |
1157 | wstats->qual.noise = 0; | |
1158 | wstats->qual.updated = IW_QUAL_ALL_INVALID; | |
1159 | } else { | |
1160 | wstats->qual.level = sta->last_rssi; | |
1161 | wstats->qual.qual = sta->last_signal; | |
1162 | wstats->qual.noise = sta->last_noise; | |
1163 | wstats->qual.updated = local->wstats_flags; | |
1164 | sta_info_put(sta); | |
1165 | } | |
1166 | return wstats; | |
1167 | } | |
1168 | ||
1169 | static int ieee80211_ioctl_giwauth(struct net_device *dev, | |
1170 | struct iw_request_info *info, | |
1171 | struct iw_param *data, char *extra) | |
1172 | { | |
1173 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1174 | int ret = 0; | |
1175 | ||
1176 | switch (data->flags & IW_AUTH_INDEX) { | |
1177 | case IW_AUTH_80211_AUTH_ALG: | |
1178 | if (sdata->type == IEEE80211_IF_TYPE_STA || | |
1179 | sdata->type == IEEE80211_IF_TYPE_IBSS) | |
1180 | data->value = sdata->u.sta.auth_algs; | |
1181 | else | |
1182 | ret = -EOPNOTSUPP; | |
1183 | break; | |
1184 | default: | |
1185 | ret = -EOPNOTSUPP; | |
1186 | break; | |
1187 | } | |
1188 | return ret; | |
1189 | } | |
1190 | ||
1191 | ||
1192 | static int ieee80211_ioctl_siwencodeext(struct net_device *dev, | |
1193 | struct iw_request_info *info, | |
1194 | struct iw_point *erq, char *extra) | |
1195 | { | |
1196 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1197 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
1198 | int alg, idx, i; | |
1199 | ||
1200 | switch (ext->alg) { | |
1201 | case IW_ENCODE_ALG_NONE: | |
1202 | alg = ALG_NONE; | |
1203 | break; | |
1204 | case IW_ENCODE_ALG_WEP: | |
1205 | alg = ALG_WEP; | |
1206 | break; | |
1207 | case IW_ENCODE_ALG_TKIP: | |
1208 | alg = ALG_TKIP; | |
1209 | break; | |
1210 | case IW_ENCODE_ALG_CCMP: | |
1211 | alg = ALG_CCMP; | |
1212 | break; | |
1213 | default: | |
1214 | return -EOPNOTSUPP; | |
1215 | } | |
1216 | ||
1217 | if (erq->flags & IW_ENCODE_DISABLED) | |
1218 | alg = ALG_NONE; | |
1219 | ||
1220 | idx = erq->flags & IW_ENCODE_INDEX; | |
1221 | if (idx < 1 || idx > 4) { | |
1222 | idx = -1; | |
1223 | if (!sdata->default_key) | |
1224 | idx = 0; | |
1225 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1226 | if (sdata->default_key == sdata->keys[i]) { | |
1227 | idx = i; | |
1228 | break; | |
1229 | } | |
1230 | } | |
1231 | if (idx < 0) | |
1232 | return -EINVAL; | |
1233 | } else | |
1234 | idx--; | |
1235 | ||
1236 | return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg, | |
1237 | ext->ext_flags & | |
1238 | IW_ENCODE_EXT_SET_TX_KEY, | |
1239 | ext->key, ext->key_len); | |
1240 | } | |
1241 | ||
1242 | ||
1243 | static const struct iw_priv_args ieee80211_ioctl_priv[] = { | |
1244 | { PRISM2_IOCTL_PRISM2_PARAM, | |
1245 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "param" }, | |
1246 | { PRISM2_IOCTL_GET_PRISM2_PARAM, | |
1247 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
1248 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_param" }, | |
1249 | }; | |
1250 | ||
1251 | /* Structures to export the Wireless Handlers */ | |
1252 | ||
1253 | static const iw_handler ieee80211_handler[] = | |
1254 | { | |
1255 | (iw_handler) NULL, /* SIOCSIWCOMMIT */ | |
1256 | (iw_handler) ieee80211_ioctl_giwname, /* SIOCGIWNAME */ | |
1257 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
1258 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
1259 | (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */ | |
1260 | (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */ | |
1261 | (iw_handler) ieee80211_ioctl_siwmode, /* SIOCSIWMODE */ | |
1262 | (iw_handler) ieee80211_ioctl_giwmode, /* SIOCGIWMODE */ | |
1263 | (iw_handler) NULL, /* SIOCSIWSENS */ | |
1264 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
1265 | (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ | |
1266 | (iw_handler) ieee80211_ioctl_giwrange, /* SIOCGIWRANGE */ | |
1267 | (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ | |
1268 | (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ | |
1269 | (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ | |
1270 | (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ | |
1271 | iw_handler_set_spy, /* SIOCSIWSPY */ | |
1272 | iw_handler_get_spy, /* SIOCGIWSPY */ | |
1273 | iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ | |
1274 | iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ | |
1275 | (iw_handler) ieee80211_ioctl_siwap, /* SIOCSIWAP */ | |
1276 | (iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */ | |
1277 | (iw_handler) ieee80211_ioctl_siwmlme, /* SIOCSIWMLME */ | |
1278 | (iw_handler) NULL, /* SIOCGIWAPLIST */ | |
1279 | (iw_handler) ieee80211_ioctl_siwscan, /* SIOCSIWSCAN */ | |
1280 | (iw_handler) ieee80211_ioctl_giwscan, /* SIOCGIWSCAN */ | |
1281 | (iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */ | |
1282 | (iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */ | |
1283 | (iw_handler) NULL, /* SIOCSIWNICKN */ | |
1284 | (iw_handler) NULL, /* SIOCGIWNICKN */ | |
1285 | (iw_handler) NULL, /* -- hole -- */ | |
1286 | (iw_handler) NULL, /* -- hole -- */ | |
1fd5e589 | 1287 | (iw_handler) ieee80211_ioctl_siwrate, /* SIOCSIWRATE */ |
b3d88ad4 | 1288 | (iw_handler) ieee80211_ioctl_giwrate, /* SIOCGIWRATE */ |
f0706e82 JB |
1289 | (iw_handler) ieee80211_ioctl_siwrts, /* SIOCSIWRTS */ |
1290 | (iw_handler) ieee80211_ioctl_giwrts, /* SIOCGIWRTS */ | |
1291 | (iw_handler) ieee80211_ioctl_siwfrag, /* SIOCSIWFRAG */ | |
1292 | (iw_handler) ieee80211_ioctl_giwfrag, /* SIOCGIWFRAG */ | |
1293 | (iw_handler) NULL, /* SIOCSIWTXPOW */ | |
fe6aa301 | 1294 | (iw_handler) ieee80211_ioctl_giwtxpower, /* SIOCGIWTXPOW */ |
f0706e82 JB |
1295 | (iw_handler) ieee80211_ioctl_siwretry, /* SIOCSIWRETRY */ |
1296 | (iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */ | |
1297 | (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */ | |
1298 | (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */ | |
1299 | (iw_handler) NULL, /* SIOCSIWPOWER */ | |
1300 | (iw_handler) NULL, /* SIOCGIWPOWER */ | |
1301 | (iw_handler) NULL, /* -- hole -- */ | |
1302 | (iw_handler) NULL, /* -- hole -- */ | |
1303 | (iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */ | |
1304 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
1305 | (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */ | |
1306 | (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */ | |
1307 | (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */ | |
1308 | (iw_handler) NULL, /* SIOCGIWENCODEEXT */ | |
1309 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
1310 | (iw_handler) NULL, /* -- hole -- */ | |
1311 | }; | |
1312 | ||
1313 | static const iw_handler ieee80211_private_handler[] = | |
1314 | { /* SIOCIWFIRSTPRIV + */ | |
1315 | (iw_handler) ieee80211_ioctl_prism2_param, /* 0 */ | |
1316 | (iw_handler) ieee80211_ioctl_get_prism2_param, /* 1 */ | |
1317 | }; | |
1318 | ||
1319 | const struct iw_handler_def ieee80211_iw_handler_def = | |
1320 | { | |
1321 | .num_standard = ARRAY_SIZE(ieee80211_handler), | |
1322 | .num_private = ARRAY_SIZE(ieee80211_private_handler), | |
1323 | .num_private_args = ARRAY_SIZE(ieee80211_ioctl_priv), | |
1324 | .standard = (iw_handler *) ieee80211_handler, | |
1325 | .private = (iw_handler *) ieee80211_private_handler, | |
1326 | .private_args = (struct iw_priv_args *) ieee80211_ioctl_priv, | |
1327 | .get_wireless_stats = ieee80211_get_wireless_stats, | |
1328 | }; |