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[openwrt.git] / package / d80211 / src / ieee80211_ioctl.c
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/d80211.h>
23 #include <net/d80211_mgmt.h>
24 #include "ieee80211_i.h"
25 #include "hostapd_ioctl.h"
26 #include "ieee80211_rate.h"
27 #include "wpa.h"
28 #include "aes_ccm.h"
29
30
31 static int ieee80211_regdom = 0x10; /* FCC */
32 module_param(ieee80211_regdom, int, 0444);
33 MODULE_PARM_DESC(ieee80211_regdom, "IEEE 802.11 regulatory domain; 64=MKK");
34
35 /*
36 * If firmware is upgraded by the vendor, additional channels can be used based
37 * on the new Japanese regulatory rules. This is indicated by setting
38 * ieee80211_japan_5ghz module parameter to one when loading the 80211 kernel
39 * module.
40 */
41 static int ieee80211_japan_5ghz /* = 0 */;
42 module_param(ieee80211_japan_5ghz, int, 0444);
43 MODULE_PARM_DESC(ieee80211_japan_5ghz, "Vendor-updated firmware for 5 GHz");
44
45
46 static int ieee80211_ioctl_set_beacon(struct net_device *dev,
47 struct prism2_hostapd_param *param,
48 int param_len,
49 int flag)
50 {
51 struct ieee80211_sub_if_data *sdata;
52 struct ieee80211_if_ap *ap;
53 u8 **b_head, **b_tail;
54 int *b_head_len, *b_tail_len;
55 int len;
56
57 len = ((char *) param->u.beacon.data - (char *) param) +
58 param->u.beacon.head_len + param->u.beacon.tail_len;
59
60 if (param_len > len)
61 param_len = len;
62 else if (param_len != len)
63 return -EINVAL;
64
65 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
66 if (sdata->type != IEEE80211_IF_TYPE_AP)
67 return -EINVAL;
68 ap = &sdata->u.ap;
69
70 switch (flag) {
71 case 0:
72 b_head = &ap->beacon_head;
73 b_tail = &ap->beacon_tail;
74 b_head_len = &ap->beacon_head_len;
75 b_tail_len = &ap->beacon_tail_len;
76 break;
77 default:
78 printk(KERN_DEBUG "%s: unknown beacon flag %d\n",
79 dev->name, flag);
80 return -EINVAL;
81 }
82
83 kfree(*b_head);
84 kfree(*b_tail);
85 *b_head = NULL;
86 *b_tail = NULL;
87
88 *b_head_len = param->u.beacon.head_len;
89 *b_tail_len = param->u.beacon.tail_len;
90
91 *b_head = kmalloc(*b_head_len, GFP_KERNEL);
92 if (*b_head)
93 memcpy(*b_head, param->u.beacon.data, *b_head_len);
94 else {
95 printk(KERN_DEBUG "%s: failed to allocate beacon_head\n",
96 dev->name);
97 return -ENOMEM;
98 }
99
100 if (*b_tail_len > 0) {
101 *b_tail = kmalloc(*b_tail_len, GFP_KERNEL);
102 if (*b_tail)
103 memcpy(*b_tail, param->u.beacon.data + (*b_head_len),
104 (*b_tail_len));
105 else {
106 printk(KERN_DEBUG "%s: failed to allocate "
107 "beacon_tail\n", dev->name);
108 return -ENOMEM;
109 }
110 }
111
112 return ieee80211_if_config_beacon(dev);
113 }
114
115
116 static int ieee80211_ioctl_get_hw_features(struct net_device *dev,
117 struct prism2_hostapd_param *param,
118 int param_len)
119 {
120 struct ieee80211_local *local = dev->ieee80211_ptr;
121 u8 *pos = param->u.hw_features.data;
122 int left = param_len - (pos - (u8 *) param);
123 int mode, i;
124 struct hostapd_ioctl_hw_modes_hdr *hdr;
125 struct ieee80211_rate_data *rate;
126 struct ieee80211_channel_data *chan;
127
128 param->u.hw_features.flags = 0;
129 if (local->hw.flags & IEEE80211_HW_DATA_NULLFUNC_ACK)
130 param->u.hw_features.flags |= HOSTAP_HW_FLAG_NULLFUNC_OK;
131
132 param->u.hw_features.num_modes = local->hw.num_modes;
133 for (mode = 0; mode < local->hw.num_modes; mode++) {
134 int clen, rlen;
135 struct ieee80211_hw_modes *m = &local->hw.modes[mode];
136 clen = m->num_channels * sizeof(struct ieee80211_channel_data);
137 rlen = m->num_rates * sizeof(struct ieee80211_rate_data);
138 if (left < sizeof(*hdr) + clen + rlen)
139 return -E2BIG;
140 left -= sizeof(*hdr) + clen + rlen;
141
142 hdr = (struct hostapd_ioctl_hw_modes_hdr *) pos;
143 hdr->mode = m->mode;
144 hdr->num_channels = m->num_channels;
145 hdr->num_rates = m->num_rates;
146
147 pos = (u8 *) (hdr + 1);
148 chan = (struct ieee80211_channel_data *) pos;
149 for (i = 0; i < m->num_channels; i++) {
150 chan[i].chan = m->channels[i].chan;
151 chan[i].freq = m->channels[i].freq;
152 chan[i].flag = m->channels[i].flag;
153 }
154 pos += clen;
155
156 rate = (struct ieee80211_rate_data *) pos;
157 for (i = 0; i < m->num_rates; i++) {
158 rate[i].rate = m->rates[i].rate;
159 rate[i].flags = m->rates[i].flags;
160 }
161 pos += rlen;
162 }
163
164 return 0;
165 }
166
167
168 static int ieee80211_ioctl_scan(struct net_device *dev,
169 struct prism2_hostapd_param *param)
170 {
171 struct ieee80211_local *local = dev->ieee80211_ptr;
172
173 if (!local->ops->passive_scan)
174 return -EOPNOTSUPP;
175
176 if ((param->u.scan.now == 1) && (local->scan.in_scan == 1))
177 return -EBUSY;
178
179 if (param->u.scan.our_mode_only >= 0)
180 local->scan.our_mode_only = param->u.scan.our_mode_only;
181 if (param->u.scan.interval >= 0)
182 local->scan.interval = param->u.scan.interval;
183 if (param->u.scan.listen >= 0)
184 local->scan.time = param->u.scan.listen;
185 if (param->u.scan.channel > 0)
186 local->scan.channel = param->u.scan.channel;
187 if (param->u.scan.now == 1) {
188 local->scan.in_scan = 0;
189 mod_timer(&local->scan.timer, jiffies);
190 }
191
192 param->u.scan.our_mode_only = local->scan.our_mode_only;
193 param->u.scan.interval = local->scan.interval;
194 param->u.scan.listen = local->scan.time;
195 if (local->scan.in_scan == 1)
196 param->u.scan.last_rx = -1;
197 else {
198 param->u.scan.last_rx = local->scan.rx_packets;
199 local->scan.rx_packets = -1;
200 }
201 param->u.scan.channel = local->hw.modes[local->scan.mode_idx].
202 channels[local->scan.chan_idx].chan;
203
204 return 0;
205 }
206
207
208 static int ieee80211_ioctl_flush(struct net_device *dev,
209 struct prism2_hostapd_param *param)
210 {
211 struct ieee80211_local *local = dev->ieee80211_ptr;
212 sta_info_flush(local, NULL);
213 return 0;
214 }
215
216
217 /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
218 struct iapp_layer2_update {
219 u8 da[ETH_ALEN]; /* broadcast */
220 u8 sa[ETH_ALEN]; /* STA addr */
221 __be16 len; /* 6 */
222 u8 dsap; /* 0 */
223 u8 ssap; /* 0 */
224 u8 control;
225 u8 xid_info[3];
226 } __attribute__ ((packed));
227
228 static void ieee80211_send_layer2_update(struct net_device *dev,
229 const u8 *addr)
230 {
231 struct iapp_layer2_update *msg;
232 struct sk_buff *skb;
233
234 /* Send Level 2 Update Frame to update forwarding tables in layer 2
235 * bridge devices */
236
237 skb = dev_alloc_skb(sizeof(*msg));
238 if (!skb)
239 return;
240 msg = (struct iapp_layer2_update *) skb_put(skb, sizeof(*msg));
241
242 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
243 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
244
245 memset(msg->da, 0xff, ETH_ALEN);
246 memcpy(msg->sa, addr, ETH_ALEN);
247 msg->len = htons(6);
248 msg->dsap = 0;
249 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
250 msg->control = 0xaf; /* XID response lsb.1111F101.
251 * F=0 (no poll command; unsolicited frame) */
252 msg->xid_info[0] = 0x81; /* XID format identifier */
253 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
254 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
255
256 skb->dev = dev;
257 skb->protocol = eth_type_trans(skb, dev);
258 memset(skb->cb, 0, sizeof(skb->cb));
259 netif_rx(skb);
260 }
261
262
263 static int ieee80211_ioctl_add_sta(struct net_device *dev,
264 struct prism2_hostapd_param *param)
265 {
266 struct ieee80211_local *local = dev->ieee80211_ptr;
267 struct sta_info *sta;
268 u32 rates;
269 int i, j;
270 struct ieee80211_sub_if_data *sdata;
271 int add_key_entry = 1;
272
273 /* Prevent a race with changing the rate control algorithm */
274 if (!netif_running(dev))
275 return -ENETDOWN;
276
277 sta = sta_info_get(local, param->sta_addr);
278
279 if (!sta) {
280 sta = sta_info_add(local, dev, param->sta_addr, GFP_KERNEL);
281 if (!sta)
282 return -ENOMEM;
283 }
284
285 if (sta->dev != dev) {
286 /* Binding STA to a new interface, so remove all references to
287 * the old BSS. */
288 sta_info_remove_aid_ptr(sta);
289 }
290
291 /* TODO
292 * We "steal" the device in case someone owns it
293 * This will hurt WDS links and such when we have a
294 * WDS link and a client associating from the same station
295 */
296 sta->dev = dev;
297 sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
298
299 sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
300 sta->aid = param->u.add_sta.aid;
301 if (sta->aid > IEEE80211_MAX_AID)
302 sta->aid = 0;
303 sta->listen_interval = param->u.add_sta.listen_interval;
304
305 rates = 0;
306 for (i = 0; i < sizeof(param->u.add_sta.supp_rates); i++) {
307 int rate = (param->u.add_sta.supp_rates[i] & 0x7f) * 5;
308 if (local->hw.conf.phymode == MODE_ATHEROS_TURBO ||
309 local->hw.conf.phymode == MODE_ATHEROS_TURBOG)
310 rate *= 2;
311 for (j = 0; j < local->num_curr_rates; j++) {
312 if (local->curr_rates[j].rate == rate)
313 rates |= BIT(j);
314 }
315
316 }
317 sta->supp_rates = rates;
318
319 rate_control_rate_init(sta, local);
320
321 if (param->u.add_sta.wds_flags & 0x01)
322 sta->flags |= WLAN_STA_WDS;
323 else
324 sta->flags &= ~WLAN_STA_WDS;
325
326 if (add_key_entry && !sta->key && !sdata->default_key &&
327 local->ops->set_key) {
328 struct ieee80211_key_conf conf;
329 /* Add key cache entry with NULL key type because this may used
330 * for TX filtering. */
331 memset(&conf, 0, sizeof(conf));
332 conf.hw_key_idx = HW_KEY_IDX_INVALID;
333 conf.alg = ALG_NULL;
334 conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
335 if (local->ops->set_key(local_to_hw(local), SET_KEY,
336 sta->addr, &conf, sta->aid)) {
337 sta->key_idx_compression = HW_KEY_IDX_INVALID;
338 } else {
339 sta->key_idx_compression = conf.hw_key_idx;
340 }
341 }
342
343 sta_info_put(sta);
344
345 if (sdata->type == IEEE80211_IF_TYPE_AP ||
346 sdata->type == IEEE80211_IF_TYPE_VLAN)
347 ieee80211_send_layer2_update(dev, param->sta_addr);
348
349 return 0;
350 }
351
352
353 static int ieee80211_ioctl_remove_sta(struct net_device *dev,
354 struct prism2_hostapd_param *param)
355 {
356 struct ieee80211_local *local = dev->ieee80211_ptr;
357 struct sta_info *sta;
358
359 sta = sta_info_get(local, param->sta_addr);
360 if (sta) {
361 sta_info_put(sta);
362 sta_info_free(sta, 1);
363 }
364
365 return sta ? 0 : -ENOENT;
366 }
367
368
369 static int ieee80211_ioctl_get_dot11counterstable(struct net_device *dev,
370 struct prism2_hostapd_param *param)
371 {
372 struct ieee80211_local *local = dev->ieee80211_ptr;
373 struct ieee80211_low_level_stats stats;
374
375 memset(&stats, 0, sizeof(stats));
376 if (local->ops->get_stats)
377 local->ops->get_stats(local_to_hw(local), &stats);
378 param->u.dot11CountersTable.dot11TransmittedFragmentCount =
379 local->dot11TransmittedFragmentCount;
380 param->u.dot11CountersTable.dot11MulticastTransmittedFrameCount =
381 local->dot11MulticastTransmittedFrameCount;
382 param->u.dot11CountersTable.dot11ReceivedFragmentCount =
383 local->dot11ReceivedFragmentCount;
384 param->u.dot11CountersTable.dot11MulticastReceivedFrameCount =
385 local->dot11MulticastReceivedFrameCount;
386 param->u.dot11CountersTable.dot11TransmittedFrameCount =
387 local->dot11TransmittedFrameCount;
388 param->u.dot11CountersTable.dot11FCSErrorCount =
389 stats.dot11FCSErrorCount;
390 param->u.dot11CountersTable.dot11ACKFailureCount =
391 stats.dot11ACKFailureCount;
392 param->u.dot11CountersTable.dot11RTSFailureCount =
393 stats.dot11RTSFailureCount;
394 param->u.dot11CountersTable.dot11RTSSuccessCount =
395 stats.dot11RTSSuccessCount;
396
397 return 0;
398 }
399
400
401 static int ieee80211_ioctl_get_info_sta(struct net_device *dev,
402 struct prism2_hostapd_param *param)
403 {
404 struct ieee80211_local *local = dev->ieee80211_ptr;
405 struct sta_info *sta;
406
407 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
408 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
409 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
410 struct ieee80211_sub_if_data *sdata;
411 struct net_device_stats *stats;
412
413 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
414 stats = ieee80211_dev_stats(local->mdev);
415 param->u.get_info_sta.rx_bytes = stats->rx_bytes;
416 param->u.get_info_sta.tx_bytes = stats->tx_bytes;
417 /* go through all STAs and get STA with lowest max. rate */
418 param->u.get_info_sta.current_tx_rate =
419 local->curr_rates[sta_info_min_txrate_get(local)].rate;
420 return 0;
421 }
422
423 sta = sta_info_get(local, param->sta_addr);
424
425 if (!sta)
426 return -ENOENT;
427
428 param->u.get_info_sta.inactive_msec =
429 jiffies_to_msecs(jiffies - sta->last_rx);
430 param->u.get_info_sta.rx_packets = sta->rx_packets;
431 param->u.get_info_sta.tx_packets = sta->tx_packets;
432 param->u.get_info_sta.rx_bytes = sta->rx_bytes;
433 param->u.get_info_sta.tx_bytes = sta->tx_bytes;
434 param->u.get_info_sta.channel_use = sta->channel_use;
435 param->u.get_info_sta.flags = sta->flags;
436 if (sta->txrate >= 0 && sta->txrate < local->num_curr_rates)
437 param->u.get_info_sta.current_tx_rate =
438 local->curr_rates[sta->txrate].rate;
439 param->u.get_info_sta.num_ps_buf_frames =
440 skb_queue_len(&sta->ps_tx_buf);
441 param->u.get_info_sta.tx_retry_failed = sta->tx_retry_failed;
442 param->u.get_info_sta.tx_retry_count = sta->tx_retry_count;
443 param->u.get_info_sta.last_rssi = sta->last_rssi;
444 param->u.get_info_sta.last_ack_rssi = sta->last_ack_rssi[2];
445
446 sta_info_put(sta);
447
448 return 0;
449 }
450
451
452 static int ieee80211_ioctl_set_flags_sta(struct net_device *dev,
453 struct prism2_hostapd_param *param)
454 {
455 struct ieee80211_local *local = dev->ieee80211_ptr;
456 struct sta_info *sta;
457
458 sta = sta_info_get(local, param->sta_addr);
459 if (sta) {
460 sta->flags |= param->u.set_flags_sta.flags_or;
461 sta->flags &= param->u.set_flags_sta.flags_and;
462 if (local->ops->set_port_auth &&
463 (param->u.set_flags_sta.flags_or & WLAN_STA_AUTHORIZED) &&
464 local->ops->set_port_auth(local_to_hw(local), sta->addr, 1))
465 printk(KERN_DEBUG "%s: failed to set low-level driver "
466 "PAE state (authorized) for " MAC_FMT "\n",
467 dev->name, MAC_ARG(sta->addr));
468 if (local->ops->set_port_auth &&
469 !(param->u.set_flags_sta.flags_and & WLAN_STA_AUTHORIZED) &&
470 local->ops->set_port_auth(local_to_hw(local), sta->addr, 0))
471 printk(KERN_DEBUG "%s: failed to set low-level driver "
472 "PAE state (unauthorized) for " MAC_FMT "\n",
473 dev->name, MAC_ARG(sta->addr));
474 sta_info_put(sta);
475 }
476
477 return sta ? 0 : -ENOENT;
478 }
479
480
481 int ieee80211_set_hw_encryption(struct net_device *dev,
482 struct sta_info *sta, u8 addr[ETH_ALEN],
483 struct ieee80211_key *key)
484 {
485 struct ieee80211_key_conf *keyconf = NULL;
486 struct ieee80211_local *local = dev->ieee80211_ptr;
487 int rc = 0;
488
489 /* default to sw encryption; this will be cleared by low-level
490 * driver if the hw supports requested encryption */
491 if (key)
492 key->force_sw_encrypt = 1;
493
494 if (key && local->ops->set_key &&
495 (keyconf = ieee80211_key_data2conf(local, key))) {
496 if (local->ops->set_key(local_to_hw(local), SET_KEY, addr,
497 keyconf, sta ? sta->aid : 0)) {
498 rc = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
499 key->force_sw_encrypt = 1;
500 key->hw_key_idx = HW_KEY_IDX_INVALID;
501 } else {
502 key->force_sw_encrypt =
503 !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT);
504 key->hw_key_idx =
505 keyconf->hw_key_idx;
506
507 }
508 }
509 kfree(keyconf);
510
511 return rc;
512 }
513
514
515 static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
516 int idx, int alg, int set_tx_key, int *err,
517 const u8 *_key, size_t key_len)
518 {
519 struct ieee80211_local *local = dev->ieee80211_ptr;
520 int ret = 0;
521 struct sta_info *sta;
522 struct ieee80211_key *key, *old_key;
523 int try_hwaccel = 1;
524 struct ieee80211_key_conf *keyconf;
525 struct ieee80211_sub_if_data *sdata;
526
527 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
528
529 if (sta_addr[0] == 0xff && sta_addr[1] == 0xff &&
530 sta_addr[2] == 0xff && sta_addr[3] == 0xff &&
531 sta_addr[4] == 0xff && sta_addr[5] == 0xff) {
532 sta = NULL;
533 if (idx >= NUM_DEFAULT_KEYS) {
534 printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
535 dev->name, idx);
536 return -EINVAL;
537 }
538 key = sdata->keys[idx];
539
540 /* Disable hwaccel for default keys when the interface is not
541 * the default one.
542 * TODO: consider adding hwaccel support for these; at least
543 * Atheros key cache should be able to handle this since AP is
544 * only transmitting frames with default keys. */
545 /* FIX: hw key cache can be used when only one virtual
546 * STA is associated with each AP. If more than one STA
547 * is associated to the same AP, software encryption
548 * must be used. This should be done automatically
549 * based on configured station devices. For the time
550 * being, this can be only set at compile time. */
551 /* FIXME: There is no more anything like "default
552 * interface". We should try hwaccel if there is just one
553 * interface - for now, hwaccel is unconditionaly
554 * disabled. */
555 try_hwaccel = 0;
556 } else {
557 set_tx_key = 0;
558 if (idx != 0) {
559 printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for "
560 "individual key\n", dev->name);
561 return -EINVAL;
562 }
563
564 sta = sta_info_get(local, sta_addr);
565 if (!sta) {
566 if (err)
567 *err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
568 #ifdef CONFIG_D80211_VERBOSE_DEBUG
569 printk(KERN_DEBUG "%s: set_encrypt - unknown addr "
570 MAC_FMT "\n",
571 dev->name, MAC_ARG(sta_addr));
572 #endif /* CONFIG_D80211_VERBOSE_DEBUG */
573
574 return -ENOENT;
575 }
576
577 key = sta->key;
578 }
579
580 /* FIX:
581 * Cannot configure default hwaccel keys with WEP algorithm, if
582 * any of the virtual interfaces is using static WEP
583 * configuration because hwaccel would otherwise try to decrypt
584 * these frames.
585 *
586 * For now, just disable WEP hwaccel for broadcast when there is
587 * possibility of conflict with default keys. This can maybe later be
588 * optimized by using non-default keys (at least with Atheros ar521x).
589 */
590 if (!sta && alg == ALG_WEP && !local->default_wep_only &&
591 sdata->type != IEEE80211_IF_TYPE_IBSS &&
592 sdata->type != IEEE80211_IF_TYPE_AP) {
593 try_hwaccel = 0;
594 }
595
596 if (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP) {
597 /* Software encryption cannot be used with devices that hide
598 * encryption from the host system, so always try to use
599 * hardware acceleration with such devices. */
600 try_hwaccel = 1;
601 }
602
603 if ((local->hw.flags & IEEE80211_HW_NO_TKIP_WMM_HWACCEL) &&
604 alg == ALG_TKIP) {
605 if (sta && (sta->flags & WLAN_STA_WME)) {
606 /* Hardware does not support hwaccel with TKIP when using WMM.
607 */
608 try_hwaccel = 0;
609 }
610 else if (sdata->type == IEEE80211_IF_TYPE_STA) {
611 sta = sta_info_get(local, sdata->u.sta.bssid);
612 if (sta) {
613 if (sta->flags & WLAN_STA_WME) {
614 try_hwaccel = 0;
615 }
616 sta_info_put(sta);
617 sta = NULL;
618 }
619 }
620 }
621
622 if (alg == ALG_NONE) {
623 keyconf = NULL;
624 if (try_hwaccel && key && local->ops->set_key &&
625 (keyconf = ieee80211_key_data2conf(local, key)) != NULL &&
626 local->ops->set_key(local_to_hw(local), DISABLE_KEY,
627 sta_addr, keyconf, sta ? sta->aid : 0)) {
628 if (err)
629 *err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
630 printk(KERN_DEBUG "%s: set_encrypt - low-level disable"
631 " failed\n", dev->name);
632 ret = -EINVAL;
633 }
634 kfree(keyconf);
635
636 if (key && sdata->default_key == key) {
637 ieee80211_key_sysfs_remove_default(sdata);
638 sdata->default_key = NULL;
639 }
640 ieee80211_key_sysfs_remove(key);
641 if (sta)
642 sta->key = NULL;
643 else
644 sdata->keys[idx] = NULL;
645 ieee80211_key_free(key);
646 key = NULL;
647 } else {
648 old_key = key;
649 key = ieee80211_key_alloc(sta ? NULL : sdata, idx, key_len,
650 GFP_KERNEL);
651 if (!key) {
652 ret = -ENOMEM;
653 goto err_out;
654 }
655
656 /* default to sw encryption; low-level driver sets these if the
657 * requested encryption is supported */
658 key->hw_key_idx = HW_KEY_IDX_INVALID;
659 key->force_sw_encrypt = 1;
660
661 key->alg = alg;
662 key->keyidx = idx;
663 key->keylen = key_len;
664 memcpy(key->key, _key, key_len);
665 if (set_tx_key)
666 key->default_tx_key = 1;
667
668 if (alg == ALG_CCMP) {
669 /* Initialize AES key state here as an optimization
670 * so that it does not need to be initialized for every
671 * packet. */
672 key->u.ccmp.tfm = ieee80211_aes_key_setup_encrypt(
673 key->key);
674 if (!key->u.ccmp.tfm) {
675 ret = -ENOMEM;
676 goto err_free;
677 }
678 }
679
680 if (old_key && sdata->default_key == old_key) {
681 ieee80211_key_sysfs_remove_default(sdata);
682 sdata->default_key = NULL;
683 }
684 ieee80211_key_sysfs_remove(old_key);
685 if (sta)
686 sta->key = key;
687 else
688 sdata->keys[idx] = key;
689 ieee80211_key_free(old_key);
690 if (sta)
691 key->kobj.parent = &sta->kobj;
692 ret = ieee80211_key_sysfs_add(key);
693 if (ret)
694 goto err_null;
695
696 if (try_hwaccel &&
697 (alg == ALG_WEP || alg == ALG_TKIP || alg == ALG_CCMP)) {
698 int e = ieee80211_set_hw_encryption(dev, sta, sta_addr,
699 key);
700 if (err)
701 *err = e;
702 }
703 }
704
705 if (set_tx_key || (!sta && !sdata->default_key && key)) {
706 sdata->default_key = key;
707 if (ieee80211_key_sysfs_add_default(sdata))
708 printk(KERN_WARNING "%s: cannot create symlink to "
709 "default key\n", dev->name);
710 if (local->ops->set_key_idx &&
711 local->ops->set_key_idx(local_to_hw(local), idx))
712 printk(KERN_DEBUG "%s: failed to set TX key idx for "
713 "low-level driver\n", dev->name);
714 }
715
716 if (sta)
717 sta_info_put(sta);
718
719 return 0;
720
721 err_null:
722 if (sta)
723 sta->key = NULL;
724 else
725 sdata->keys[idx] = NULL;
726 err_free:
727 ieee80211_key_free(key);
728 err_out:
729 if (sta)
730 sta_info_put(sta);
731 return ret;
732 }
733
734
735 static int ieee80211_ioctl_set_encryption(struct net_device *dev,
736 struct prism2_hostapd_param *param,
737 int param_len)
738 {
739 int alg;
740
741 param->u.crypt.err = 0;
742 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
743
744 if (param_len <
745 (int) ((char *) param->u.crypt.key - (char *) param) +
746 param->u.crypt.key_len) {
747 printk(KERN_DEBUG "%s: set_encrypt - invalid param_lem\n",
748 dev->name);
749 return -EINVAL;
750 }
751
752 if (strcmp(param->u.crypt.alg, "none") == 0)
753 alg = ALG_NONE;
754 else if (strcmp(param->u.crypt.alg, "WEP") == 0)
755 alg = ALG_WEP;
756 else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
757 if (param->u.crypt.key_len != ALG_TKIP_KEY_LEN) {
758 printk(KERN_DEBUG "%s: set_encrypt - invalid TKIP key "
759 "length %d\n", dev->name,
760 param->u.crypt.key_len);
761 return -EINVAL;
762 }
763 alg = ALG_TKIP;
764 } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
765 if (param->u.crypt.key_len != ALG_CCMP_KEY_LEN) {
766 printk(KERN_DEBUG "%s: set_encrypt - invalid CCMP key "
767 "length %d\n", dev->name,
768 param->u.crypt.key_len);
769 return -EINVAL;
770 }
771 alg = ALG_CCMP;
772 } else {
773 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
774 printk(KERN_DEBUG "%s: set_encrypt - unknown alg\n",
775 dev->name);
776 return -EINVAL;
777 }
778
779 return ieee80211_set_encryption(
780 dev, param->sta_addr,
781 param->u.crypt.idx, alg,
782 param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY,
783 &param->u.crypt.err, param->u.crypt.key,
784 param->u.crypt.key_len);
785 }
786
787
788 static int ieee80211_ioctl_get_encryption(struct net_device *dev,
789 struct prism2_hostapd_param *param,
790 int param_len)
791 {
792 struct ieee80211_local *local = dev->ieee80211_ptr;
793 int ret = 0;
794 struct sta_info *sta;
795 struct ieee80211_key **key;
796 int max_key_len;
797 struct ieee80211_sub_if_data *sdata;
798 u8 *pos;
799
800 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
801
802 param->u.crypt.err = 0;
803
804 max_key_len = param_len -
805 (int) ((char *) param->u.crypt.key - (char *) param);
806 if (max_key_len < 0)
807 return -EINVAL;
808
809 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
810 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
811 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
812 sta = NULL;
813 if (param->u.crypt.idx > NUM_DEFAULT_KEYS) {
814 param->u.crypt.idx = sdata->default_key ?
815 sdata->default_key->keyidx : 0;
816 return 0;
817 } else
818 key = &sdata->keys[param->u.crypt.idx];
819 } else {
820 sta = sta_info_get(local, param->sta_addr);
821 if (!sta) {
822 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
823 return -EINVAL;
824 }
825
826 key = &sta->key;
827 }
828
829 memset(param->u.crypt.seq_counter, 0, HOSTAP_SEQ_COUNTER_SIZE);
830 if (!*key) {
831 memcpy(param->u.crypt.alg, "none", 5);
832 param->u.crypt.key_len = 0;
833 param->u.crypt.idx = 0xff;
834 } else {
835 switch ((*key)->alg) {
836 case ALG_WEP:
837 memcpy(param->u.crypt.alg, "WEP", 4);
838 break;
839 case ALG_TKIP:
840 {
841 u32 iv32;
842 u16 iv16;
843
844 memcpy(param->u.crypt.alg, "TKIP", 5);
845 if (local->ops->get_sequence_counter) {
846 /* Get transmit counter from low level driver */
847 if (local->ops->get_sequence_counter(
848 local_to_hw(local),
849 param->sta_addr,
850 (*key)->keyidx,
851 IEEE80211_SEQ_COUNTER_TX,
852 &iv32,
853 &iv16)) {
854 /* Error getting value from device */
855 return -EIO;
856 }
857 } else {
858 /* Get it from our own local data */
859 iv32 = (*key)->u.tkip.iv32;
860 iv16 = (*key)->u.tkip.iv16;
861 }
862 pos = param->u.crypt.seq_counter;
863 *pos++ = iv16 & 0xff;
864 *pos++ = (iv16 >> 8) & 0xff;
865 *pos++ = iv32 & 0xff;
866 *pos++ = (iv32 >> 8) & 0xff;
867 *pos++ = (iv32 >> 16) & 0xff;
868 *pos++ = (iv32 >> 24) & 0xff;
869 break;
870 }
871 case ALG_CCMP:
872 {
873 u8 *pn;
874 memcpy(param->u.crypt.alg, "CCMP", 5);
875 pos = param->u.crypt.seq_counter;
876 pn = (*key)->u.ccmp.tx_pn;
877 *pos++ = pn[5];
878 *pos++ = pn[4];
879 *pos++ = pn[3];
880 *pos++ = pn[2];
881 *pos++ = pn[1];
882 *pos++ = pn[0];
883 break;
884 }
885 default:
886 memcpy(param->u.crypt.alg, "unknown", 8);
887 break;
888 }
889
890 if (max_key_len < (*key)->keylen)
891 ret = -E2BIG;
892 else {
893 param->u.crypt.key_len = (*key)->keylen;
894 memcpy(param->u.crypt.key, (*key)->key,
895 (*key)->keylen);
896 }
897 }
898
899 if (sta)
900 sta_info_put(sta);
901
902 return ret;
903 }
904
905
906 #ifdef CONFIG_HOSTAPD_WPA_TESTING
907 static int ieee80211_ioctl_wpa_trigger(struct net_device *dev,
908 struct prism2_hostapd_param *param)
909 {
910 struct ieee80211_local *local = dev->ieee80211_ptr;
911 struct sta_info *sta;
912
913 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
914 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
915 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
916 local->wpa_trigger = param->u.wpa_trigger.trigger;
917 return 0;
918 }
919
920 sta = sta_info_get(local, param->sta_addr);
921 if (!sta) {
922 printk(KERN_DEBUG "%s: wpa_trigger - unknown addr\n",
923 dev->name);
924 return -EINVAL;
925 }
926
927 sta->wpa_trigger = param->u.wpa_trigger.trigger;
928
929 sta_info_put(sta);
930 return 0;
931 }
932 #endif /* CONFIG_HOSTAPD_WPA_TESTING */
933
934
935 static int ieee80211_ioctl_set_rate_sets(struct net_device *dev,
936 struct prism2_hostapd_param *param,
937 int param_len)
938 {
939 struct ieee80211_local *local = dev->ieee80211_ptr;
940 u16 *pos = (u16 *) param->u.set_rate_sets.data;
941 int left = param_len - ((u8 *) pos - (u8 *) param);
942 int i, mode, num_supp, num_basic, *supp, *basic, *prev;
943
944 mode = param->u.set_rate_sets.mode;
945 num_supp = param->u.set_rate_sets.num_supported_rates;
946 num_basic = param->u.set_rate_sets.num_basic_rates;
947
948 if (left < (num_supp + num_basic) * 2) {
949 printk(KERN_WARNING "%s: invalid length in hostapd set rate "
950 "sets ioctl (%d != %d)\n", dev->name, left,
951 (num_supp + num_basic) * 2);
952 return -EINVAL;
953 }
954
955 supp = (int *) kmalloc((num_supp + 1) * sizeof(int), GFP_KERNEL);
956 basic = (int *) kmalloc((num_basic + 1) * sizeof(int), GFP_KERNEL);
957
958 if (!supp || !basic) {
959 kfree(supp);
960 kfree(basic);
961 return -ENOMEM;
962 }
963
964 for (i = 0; i < num_supp; i++)
965 supp[i] = *pos++;
966 supp[i] = -1;
967
968 for (i = 0; i < num_basic; i++)
969 basic[i] = *pos++;
970 basic[i] = -1;
971
972 if (num_supp == 0) {
973 kfree(supp);
974 supp = NULL;
975 }
976
977 if (num_basic == 0) {
978 kfree(basic);
979 basic = NULL;
980 }
981
982 prev = local->supp_rates[mode];
983 local->supp_rates[mode] = supp;
984 kfree(prev);
985
986 prev = local->basic_rates[mode];
987 local->basic_rates[mode] = basic;
988 kfree(prev);
989
990 if (mode == local->hw.conf.phymode) {
991 /* TODO: should update STA TX rates and remove STAs if they
992 * do not have any remaining supported rates after the change
993 */
994 ieee80211_prepare_rates(local);
995 }
996
997 return 0;
998 }
999
1000
1001 static int ieee80211_ioctl_add_if(struct net_device *dev,
1002 struct prism2_hostapd_param *param,
1003 int param_len)
1004 {
1005 u8 *pos = param->u.if_info.data;
1006 int left = param_len - ((u8 *) pos - (u8 *) param);
1007 struct net_device *new_dev;
1008 int res;
1009 struct hostapd_if_wds *wds;
1010 struct hostapd_if_bss *bss;
1011
1012 printk(KERN_WARNING "PRISM2_HOSTAPD_ADD_IF ioctl is deprecated!");
1013 switch (param->u.if_info.type) {
1014 case HOSTAP_IF_WDS:
1015 wds = (struct hostapd_if_wds *) param->u.if_info.data;
1016
1017 if (left < sizeof(struct hostapd_if_wds))
1018 return -EPROTO;
1019
1020 res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev);
1021 if (res)
1022 return res;
1023 ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_WDS);
1024 res = ieee80211_if_update_wds(new_dev, wds->remote_addr);
1025 if (res)
1026 __ieee80211_if_del(dev->ieee80211_ptr,
1027 IEEE80211_DEV_TO_SUB_IF(new_dev));
1028 return res;
1029 case HOSTAP_IF_VLAN:
1030 if (left < sizeof(struct hostapd_if_vlan))
1031 return -EPROTO;
1032
1033 res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev);
1034 if (res)
1035 return res;
1036 ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_VLAN);
1037 #if 0
1038 res = ieee80211_if_update_vlan(new_dev, vlan->id);
1039 if (res)
1040 __ieee80211_if_del(dev->ieee80211_ptr,
1041 IEEE80211_DEV_TO_SUB_IF(new_dev));
1042 #endif
1043 return res;
1044 case HOSTAP_IF_BSS:
1045 bss = (struct hostapd_if_bss *) param->u.if_info.data;
1046
1047 if (left < sizeof(struct hostapd_if_bss))
1048 return -EPROTO;
1049
1050 res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev);
1051 if (res)
1052 return res;
1053 ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_AP);
1054 memcpy(new_dev->dev_addr, bss->bssid, ETH_ALEN);
1055 return 0;
1056 case HOSTAP_IF_STA:
1057 if (left < sizeof(struct hostapd_if_sta))
1058 return -EPROTO;
1059
1060 res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev);
1061 if (res)
1062 return res;
1063 ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_STA);
1064 return 0;
1065 default:
1066 return -EINVAL;
1067 }
1068
1069 return 0;
1070 }
1071
1072 static int ieee80211_ioctl_remove_if(struct net_device *dev,
1073 struct prism2_hostapd_param *param)
1074 {
1075 unsigned int type;
1076
1077 switch (param->u.if_info.type) {
1078 case HOSTAP_IF_WDS:
1079 type = IEEE80211_IF_TYPE_WDS;
1080 break;
1081 case HOSTAP_IF_VLAN:
1082 type = IEEE80211_IF_TYPE_VLAN;
1083 break;
1084 case HOSTAP_IF_BSS:
1085 type = IEEE80211_IF_TYPE_AP;
1086 break;
1087 case HOSTAP_IF_STA:
1088 type = IEEE80211_IF_TYPE_STA;
1089 break;
1090 default:
1091 return -EINVAL;
1092 }
1093
1094 return ieee80211_if_remove(dev, param->u.if_info.name, type);
1095 }
1096
1097 static int ieee80211_ioctl_update_if(struct net_device *dev,
1098 struct prism2_hostapd_param *param,
1099 int param_len)
1100 {
1101 u8 *pos = param->u.if_info.data;
1102 int left = param_len - ((u8 *) pos - (u8 *) param);
1103
1104 if (param->u.if_info.type == HOSTAP_IF_WDS) {
1105 struct hostapd_if_wds *wds =
1106 (struct hostapd_if_wds *) param->u.if_info.data;
1107 struct ieee80211_local *local = dev->ieee80211_ptr;
1108 struct net_device *wds_dev = NULL;
1109 struct ieee80211_sub_if_data *sdata;
1110
1111 if (left < sizeof(struct ieee80211_if_wds))
1112 return -EPROTO;
1113
1114 list_for_each_entry(sdata, &local->sub_if_list, list) {
1115 if (strcmp(param->u.if_info.name,
1116 sdata->dev->name) == 0) {
1117 wds_dev = sdata->dev;
1118 break;
1119 }
1120 }
1121
1122 if (!wds_dev || sdata->type != IEEE80211_IF_TYPE_WDS)
1123 return -ENODEV;
1124
1125 return ieee80211_if_update_wds(wds_dev, wds->remote_addr);
1126 } else {
1127 return -EOPNOTSUPP;
1128 }
1129 }
1130
1131
1132 static int ieee80211_ioctl_flush_ifs(struct net_device *dev,
1133 struct prism2_hostapd_param *param)
1134 {
1135 ieee80211_if_flush(dev);
1136 return 0;
1137 }
1138
1139
1140 static int ieee80211_ioctl_scan_req(struct net_device *dev,
1141 struct prism2_hostapd_param *param,
1142 int param_len)
1143 {
1144 struct ieee80211_local *local = dev->ieee80211_ptr;
1145 u8 *pos = param->u.scan_req.ssid;
1146 int left = param_len - ((u8 *) pos - (u8 *) param);
1147 int len = param->u.scan_req.ssid_len;
1148
1149 if (local->user_space_mlme)
1150 return -EOPNOTSUPP;
1151
1152 if (!netif_running(dev))
1153 return -ENETDOWN;
1154
1155 if (left < len || len > IEEE80211_MAX_SSID_LEN)
1156 return -EINVAL;
1157
1158 return ieee80211_sta_req_scan(dev, pos, len);
1159 }
1160
1161
1162 static int ieee80211_ioctl_sta_get_state(struct net_device *dev,
1163 struct prism2_hostapd_param *param)
1164 {
1165 struct ieee80211_sub_if_data *sdata;
1166
1167 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1168 if (sdata->type != IEEE80211_IF_TYPE_STA &&
1169 sdata->type != IEEE80211_IF_TYPE_IBSS)
1170 return -EINVAL;
1171 param->u.sta_get_state.state = sdata->u.sta.state;
1172 return 0;
1173 }
1174
1175
1176 static int ieee80211_ioctl_mlme(struct net_device *dev,
1177 struct prism2_hostapd_param *param)
1178 {
1179 struct ieee80211_local *local = dev->ieee80211_ptr;
1180 struct ieee80211_sub_if_data *sdata;
1181
1182 if (local->user_space_mlme)
1183 return -EOPNOTSUPP;
1184
1185 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1186 if (sdata->type != IEEE80211_IF_TYPE_STA &&
1187 sdata->type != IEEE80211_IF_TYPE_IBSS)
1188 return -EINVAL;
1189 switch (param->u.mlme.cmd) {
1190 case MLME_STA_DEAUTH:
1191 return ieee80211_sta_deauthenticate(dev, param->u.mlme.reason_code);
1192 case MLME_STA_DISASSOC:
1193 return ieee80211_sta_disassociate(dev, param->u.mlme.reason_code);
1194 }
1195 return 0;
1196 }
1197
1198
1199 static int ieee80211_ioctl_get_load_stats(struct net_device *dev,
1200 struct prism2_hostapd_param *param)
1201 {
1202 struct ieee80211_local *local = dev->ieee80211_ptr;
1203
1204 param->u.get_load_stats.channel_use = local->channel_use;
1205 /* if (param->u.get_load_stats.flags & LOAD_STATS_CLEAR)
1206 local->channel_use = 0; */ /* now it's not raw counter */
1207
1208 return 0;
1209 }
1210
1211
1212 static int ieee80211_ioctl_set_sta_vlan(struct net_device *dev,
1213 struct prism2_hostapd_param *param)
1214 {
1215 struct ieee80211_local *local = dev->ieee80211_ptr;
1216 struct sta_info *sta;
1217
1218 sta = sta_info_get(local, param->sta_addr);
1219 if (sta) {
1220 struct net_device *new_vlan_dev;
1221 new_vlan_dev =
1222 dev_get_by_name(param->u.set_sta_vlan.vlan_name);
1223 if (new_vlan_dev) {
1224 #if 0
1225 printk("%s: Station " MAC_FMT " moved to vlan: %s\n",
1226 dev->name, MAC_ARG(param->sta_addr),
1227 new_vlan_dev->name);
1228 #endif
1229 if (sta->dev != new_vlan_dev) {
1230 ieee80211_send_layer2_update(new_vlan_dev,
1231 sta->addr);
1232 }
1233 sta->dev = new_vlan_dev;
1234 sta->vlan_id = param->u.set_sta_vlan.vlan_id;
1235 dev_put(new_vlan_dev);
1236 }
1237 sta_info_put(sta);
1238 }
1239
1240 return sta ? 0 : -ENOENT;
1241 }
1242
1243
1244 static int ieee80211_set_gen_ie(struct net_device *dev, u8 *ie, size_t len)
1245 {
1246 struct ieee80211_sub_if_data *sdata;
1247 struct ieee80211_local *local = dev->ieee80211_ptr;
1248
1249 if (local->user_space_mlme)
1250 return -EOPNOTSUPP;
1251
1252 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1253 if (sdata->type == IEEE80211_IF_TYPE_STA ||
1254 sdata->type == IEEE80211_IF_TYPE_IBSS)
1255 return ieee80211_sta_set_extra_ie(dev, ie, len);
1256
1257 if (sdata->type == IEEE80211_IF_TYPE_AP) {
1258 kfree(sdata->u.ap.generic_elem);
1259 sdata->u.ap.generic_elem = kmalloc(len, GFP_KERNEL);
1260 if (!sdata->u.ap.generic_elem)
1261 return -ENOMEM;
1262 memcpy(sdata->u.ap.generic_elem, ie, len);
1263 sdata->u.ap.generic_elem_len = len;
1264 return ieee80211_if_config(dev);
1265 }
1266 return -EOPNOTSUPP;
1267 }
1268
1269
1270 static int
1271 ieee80211_ioctl_set_generic_info_elem(struct net_device *dev,
1272 struct prism2_hostapd_param *param,
1273 int param_len)
1274 {
1275 u8 *pos = param->u.set_generic_info_elem.data;
1276 int left = param_len - ((u8 *) pos - (u8 *) param);
1277 int len = param->u.set_generic_info_elem.len;
1278
1279 if (left < len)
1280 return -EINVAL;
1281
1282 return ieee80211_set_gen_ie(dev, pos, len);
1283 }
1284
1285
1286 static int ieee80211_ioctl_set_regulatory_domain(struct net_device *dev,
1287 struct prism2_hostapd_param *param)
1288 {
1289 struct ieee80211_local *local = dev->ieee80211_ptr;
1290 struct ieee80211_conf *conf = &local->hw.conf;
1291 conf->regulatory_domain = param->u.set_regulatory_domain.rd;
1292 return 0;
1293 }
1294
1295
1296 static int ieee80211_ioctl_set_radio_enabled(struct net_device *dev,
1297 int val)
1298 {
1299 struct ieee80211_local *local = dev->ieee80211_ptr;
1300 struct ieee80211_conf *conf = &local->hw.conf;
1301
1302 conf->radio_enabled = val;
1303 return ieee80211_hw_config(dev->ieee80211_ptr);
1304 }
1305
1306 static int
1307 ieee80211_ioctl_set_tx_queue_params(struct net_device *dev,
1308 struct prism2_hostapd_param *param)
1309 {
1310 struct ieee80211_local *local = dev->ieee80211_ptr;
1311 struct ieee80211_tx_queue_params qparam;
1312
1313 if (!local->ops->conf_tx) {
1314 printk(KERN_DEBUG "%s: low-level driver does not support TX "
1315 "queue configuration\n", dev->name);
1316 return -EOPNOTSUPP;
1317 }
1318
1319 memset(&qparam, 0, sizeof(qparam));
1320 qparam.aifs = param->u.tx_queue_params.aifs;
1321 qparam.cw_min = param->u.tx_queue_params.cw_min;
1322 qparam.cw_max = param->u.tx_queue_params.cw_max;
1323 qparam.burst_time = param->u.tx_queue_params.burst_time;
1324
1325 return local->ops->conf_tx(local_to_hw(local),
1326 param->u.tx_queue_params.queue,
1327 &qparam);
1328 }
1329
1330
1331 static int ieee80211_ioctl_get_tx_stats(struct net_device *dev,
1332 struct prism2_hostapd_param *param)
1333 {
1334 struct ieee80211_local *local = dev->ieee80211_ptr;
1335 struct ieee80211_tx_queue_stats stats;
1336 int ret, i;
1337
1338 if (!local->ops->get_tx_stats)
1339 return -EOPNOTSUPP;
1340
1341 memset(&stats, 0, sizeof(stats));
1342 ret = local->ops->get_tx_stats(local_to_hw(local), &stats);
1343 if (ret)
1344 return ret;
1345
1346 for (i = 0; i < 4; i++) {
1347 param->u.get_tx_stats.data[i].len = stats.data[i].len;
1348 param->u.get_tx_stats.data[i].limit = stats.data[i].limit;
1349 param->u.get_tx_stats.data[i].count = stats.data[i].count;
1350 }
1351
1352 return 0;
1353 }
1354
1355
1356 static int ieee80211_ioctl_set_channel_flag(struct net_device *dev,
1357 struct prism2_hostapd_param *param)
1358 {
1359 struct ieee80211_local *local = dev->ieee80211_ptr;
1360 struct ieee80211_hw_modes *mode = NULL;
1361 struct ieee80211_channel *chan = NULL;
1362 int i;
1363
1364 for (i = 0; i < local->hw.num_modes; i++) {
1365 mode = &local->hw.modes[i];
1366 if (mode->mode == param->u.set_channel_flag.mode)
1367 break;
1368 mode = NULL;
1369 }
1370
1371 if (!mode)
1372 return -ENOENT;
1373
1374 for (i = 0; i < mode->num_channels; i++) {
1375 chan = &mode->channels[i];
1376 if (chan->chan == param->u.set_channel_flag.chan)
1377 break;
1378 chan = NULL;
1379 }
1380
1381 if (!chan)
1382 return -ENOENT;
1383
1384 chan->flag = param->u.set_channel_flag.flag;
1385 chan->power_level = param->u.set_channel_flag.power_level;
1386 chan->antenna_max = param->u.set_channel_flag.antenna_max;
1387
1388 return 0;
1389 }
1390
1391
1392 static int ieee80211_ioctl_set_quiet_params(struct net_device *dev,
1393 struct prism2_hostapd_param *param)
1394 {
1395 struct ieee80211_local *local = dev->ieee80211_ptr;
1396 struct ieee80211_conf *conf = &local->hw.conf;
1397
1398 conf->quiet_duration = param->u.quiet.duration;
1399 conf->quiet_offset = param->u.quiet.offset;
1400 conf->quiet_period = param->u.quiet.period;
1401 return 0;
1402 }
1403
1404
1405 static int ieee80211_ioctl_set_radar_params(struct net_device *dev,
1406 struct prism2_hostapd_param *param)
1407 {
1408 struct ieee80211_local *local = dev->ieee80211_ptr;
1409 struct ieee80211_conf *conf = &local->hw.conf;
1410
1411 conf->radar_firpwr_threshold = param->u.radar.radar_firpwr_threshold;
1412 conf->radar_rssi_threshold = param->u.radar.radar_rssi_threshold;
1413 conf->pulse_height_threshold = param->u.radar.pulse_height_threshold;
1414 conf->pulse_rssi_threshold = param->u.radar.pulse_rssi_threshold;
1415 conf->pulse_inband_threshold = param->u.radar.pulse_inband_threshold;
1416 return 0;
1417 }
1418
1419
1420 static int ieee80211_ioctl_priv_hostapd(struct net_device *dev,
1421 struct iw_point *p)
1422 {
1423 struct prism2_hostapd_param *param;
1424 int ret = 0;
1425
1426 if (p->length < sizeof(struct prism2_hostapd_param) ||
1427 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) {
1428 printk(KERN_DEBUG "%s: hostapd ioctl: ptr=%p len=%d min=%d "
1429 "max=%d\n", dev->name, p->pointer, p->length,
1430 (int)sizeof(struct prism2_hostapd_param),
1431 PRISM2_HOSTAPD_MAX_BUF_SIZE);
1432 return -EINVAL;
1433 }
1434
1435 param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL);
1436 if (!param)
1437 return -ENOMEM;
1438
1439 if (copy_from_user(param, p->pointer, p->length)) {
1440 ret = -EFAULT;
1441 goto out;
1442 }
1443
1444 switch (param->cmd) {
1445 case PRISM2_HOSTAPD_FLUSH:
1446 ret = ieee80211_ioctl_flush(dev, param);
1447 break;
1448 case PRISM2_HOSTAPD_ADD_STA:
1449 ret = ieee80211_ioctl_add_sta(dev, param);
1450 break;
1451 case PRISM2_HOSTAPD_REMOVE_STA:
1452 ret = ieee80211_ioctl_remove_sta(dev, param);
1453 break;
1454 case PRISM2_HOSTAPD_GET_INFO_STA:
1455 ret = ieee80211_ioctl_get_info_sta(dev, param);
1456 break;
1457 case PRISM2_SET_ENCRYPTION:
1458 ret = ieee80211_ioctl_set_encryption(dev, param, p->length);
1459 break;
1460 case PRISM2_GET_ENCRYPTION:
1461 ret = ieee80211_ioctl_get_encryption(dev, param, p->length);
1462 break;
1463 case PRISM2_HOSTAPD_SET_FLAGS_STA:
1464 ret = ieee80211_ioctl_set_flags_sta(dev, param);
1465 break;
1466 case PRISM2_HOSTAPD_SET_BEACON:
1467 ret = ieee80211_ioctl_set_beacon(dev, param, p->length, 0);
1468 break;
1469 case PRISM2_HOSTAPD_GET_HW_FEATURES:
1470 ret = ieee80211_ioctl_get_hw_features(dev, param, p->length);
1471 break;
1472 case PRISM2_HOSTAPD_SCAN:
1473 ret = ieee80211_ioctl_scan(dev, param);
1474 break;
1475 #ifdef CONFIG_HOSTAPD_WPA_TESTING
1476 case PRISM2_HOSTAPD_WPA_TRIGGER:
1477 ret = ieee80211_ioctl_wpa_trigger(dev, param);
1478 break;
1479 #endif /* CONFIG_HOSTAPD_WPA_TESTING */
1480 case PRISM2_HOSTAPD_SET_RATE_SETS:
1481 ret = ieee80211_ioctl_set_rate_sets(dev, param, p->length);
1482 break;
1483 case PRISM2_HOSTAPD_ADD_IF:
1484 ret = ieee80211_ioctl_add_if(dev, param, p->length);
1485 break;
1486 case PRISM2_HOSTAPD_REMOVE_IF:
1487 ret = ieee80211_ioctl_remove_if(dev, param);
1488 break;
1489 case PRISM2_HOSTAPD_GET_DOT11COUNTERSTABLE:
1490 ret = ieee80211_ioctl_get_dot11counterstable(dev, param);
1491 break;
1492 case PRISM2_HOSTAPD_GET_LOAD_STATS:
1493 ret = ieee80211_ioctl_get_load_stats(dev, param);
1494 break;
1495 case PRISM2_HOSTAPD_SET_STA_VLAN:
1496 ret = ieee80211_ioctl_set_sta_vlan(dev, param);
1497 break;
1498 case PRISM2_HOSTAPD_SET_GENERIC_INFO_ELEM:
1499 ret = ieee80211_ioctl_set_generic_info_elem(dev, param,
1500 p->length);
1501 break;
1502 case PRISM2_HOSTAPD_SET_CHANNEL_FLAG:
1503 ret = ieee80211_ioctl_set_channel_flag(dev, param);
1504 break;
1505 case PRISM2_HOSTAPD_SET_REGULATORY_DOMAIN:
1506 ret = ieee80211_ioctl_set_regulatory_domain(dev, param);
1507 break;
1508 case PRISM2_HOSTAPD_SET_TX_QUEUE_PARAMS:
1509 ret = ieee80211_ioctl_set_tx_queue_params(dev, param);
1510 break;
1511 case PRISM2_HOSTAPD_GET_TX_STATS:
1512 ret = ieee80211_ioctl_get_tx_stats(dev, param);
1513 break;
1514 case PRISM2_HOSTAPD_UPDATE_IF:
1515 ret = ieee80211_ioctl_update_if(dev, param, p->length);
1516 break;
1517 case PRISM2_HOSTAPD_SCAN_REQ:
1518 ret = ieee80211_ioctl_scan_req(dev, param, p->length);
1519 break;
1520 case PRISM2_STA_GET_STATE:
1521 ret = ieee80211_ioctl_sta_get_state(dev, param);
1522 break;
1523 case PRISM2_HOSTAPD_MLME:
1524 ret = ieee80211_ioctl_mlme(dev, param);
1525 break;
1526 case PRISM2_HOSTAPD_FLUSH_IFS:
1527 ret = ieee80211_ioctl_flush_ifs(dev, param);
1528 break;
1529 case PRISM2_HOSTAPD_SET_RADAR_PARAMS:
1530 ret = ieee80211_ioctl_set_radar_params(dev, param);
1531 break;
1532 case PRISM2_HOSTAPD_SET_QUIET_PARAMS:
1533 ret = ieee80211_ioctl_set_quiet_params(dev, param);
1534 break;
1535 default:
1536 ret = -EOPNOTSUPP;
1537 break;
1538 }
1539
1540 if (copy_to_user(p->pointer, param, p->length))
1541 ret = -EFAULT;
1542
1543 out:
1544 kfree(param);
1545
1546 return ret;
1547 }
1548
1549
1550 static int ieee80211_ioctl_giwname(struct net_device *dev,
1551 struct iw_request_info *info,
1552 char *name, char *extra)
1553 {
1554 struct ieee80211_local *local = dev->ieee80211_ptr;
1555
1556 switch (local->hw.conf.phymode) {
1557 case MODE_IEEE80211A:
1558 strcpy(name, "IEEE 802.11a");
1559 break;
1560 case MODE_IEEE80211B:
1561 strcpy(name, "IEEE 802.11b");
1562 break;
1563 case MODE_IEEE80211G:
1564 strcpy(name, "IEEE 802.11g");
1565 break;
1566 case MODE_ATHEROS_TURBO:
1567 strcpy(name, "5GHz Turbo");
1568 break;
1569 default:
1570 strcpy(name, "IEEE 802.11");
1571 break;
1572 }
1573
1574 return 0;
1575 }
1576
1577
1578 static int ieee80211_ioctl_giwrange(struct net_device *dev,
1579 struct iw_request_info *info,
1580 struct iw_point *data, char *extra)
1581 {
1582 struct iw_range *range = (struct iw_range *) extra;
1583
1584 data->length = sizeof(struct iw_range);
1585 memset(range, 0, sizeof(struct iw_range));
1586
1587 range->we_version_compiled = WIRELESS_EXT;
1588 range->we_version_source = 14;
1589 range->retry_capa = IW_RETRY_LIMIT;
1590 range->retry_flags = IW_RETRY_LIMIT;
1591 range->min_retry = 0;
1592 range->max_retry = 255;
1593 range->min_rts = 0;
1594 range->max_rts = 2347;
1595 range->min_frag = 256;
1596 range->max_frag = 2346;
1597
1598 range->max_qual.qual = 100;
1599 range->max_qual.level = 146; /* set floor at -110 dBm (146 - 256) */
1600 range->max_qual.noise = 146;
1601 range->max_qual.updated = IW_QUAL_ALL_UPDATED;
1602
1603 range->avg_qual.qual = 50;
1604 range->avg_qual.level = 0;
1605 range->avg_qual.noise = 0;
1606 range->avg_qual.updated = IW_QUAL_ALL_UPDATED;
1607
1608 return 0;
1609 }
1610
1611
1612 struct ieee80211_channel_range {
1613 short start_freq;
1614 short end_freq;
1615 unsigned char power_level;
1616 unsigned char antenna_max;
1617 };
1618
1619 static const struct ieee80211_channel_range ieee80211_fcc_channels[] = {
1620 { 2412, 2462, 27, 6 } /* IEEE 802.11b/g, channels 1..11 */,
1621 { 5180, 5240, 17, 6 } /* IEEE 802.11a, channels 36..48 */,
1622 { 5260, 5320, 23, 6 } /* IEEE 802.11a, channels 52..64 */,
1623 { 5745, 5825, 30, 6 } /* IEEE 802.11a, channels 149..165, outdoor */,
1624 { 0 }
1625 };
1626
1627 static const struct ieee80211_channel_range ieee80211_mkk_channels[] = {
1628 { 2412, 2472, 20, 6 } /* IEEE 802.11b/g, channels 1..13 */,
1629 { 5170, 5240, 20, 6 } /* IEEE 802.11a, channels 34..48 */,
1630 { 5260, 5320, 20, 6 } /* IEEE 802.11a, channels 52..64 */,
1631 { 0 }
1632 };
1633
1634
1635 static const struct ieee80211_channel_range *channel_range =
1636 ieee80211_fcc_channels;
1637
1638
1639 static void ieee80211_unmask_channel(struct net_device *dev, int mode,
1640 struct ieee80211_channel *chan)
1641 {
1642 int i;
1643
1644 chan->flag = 0;
1645
1646 if (ieee80211_regdom == 64 &&
1647 (mode == MODE_ATHEROS_TURBO || mode == MODE_ATHEROS_TURBOG)) {
1648 /* Do not allow Turbo modes in Japan. */
1649 return;
1650 }
1651
1652 for (i = 0; channel_range[i].start_freq; i++) {
1653 const struct ieee80211_channel_range *r = &channel_range[i];
1654 if (r->start_freq <= chan->freq && r->end_freq >= chan->freq) {
1655 if (ieee80211_regdom == 64 && !ieee80211_japan_5ghz &&
1656 chan->freq >= 5260 && chan->freq <= 5320) {
1657 /*
1658 * Skip new channels in Japan since the
1659 * firmware was not marked having been upgraded
1660 * by the vendor.
1661 */
1662 continue;
1663 }
1664
1665 if (ieee80211_regdom == 0x10 &&
1666 (chan->freq == 5190 || chan->freq == 5210 ||
1667 chan->freq == 5230)) {
1668 /* Skip MKK channels when in FCC domain. */
1669 continue;
1670 }
1671
1672 chan->flag |= IEEE80211_CHAN_W_SCAN |
1673 IEEE80211_CHAN_W_ACTIVE_SCAN |
1674 IEEE80211_CHAN_W_IBSS;
1675 chan->power_level = r->power_level;
1676 chan->antenna_max = r->antenna_max;
1677
1678 if (ieee80211_regdom == 64 &&
1679 (chan->freq == 5170 || chan->freq == 5190 ||
1680 chan->freq == 5210 || chan->freq == 5230)) {
1681 /*
1682 * New regulatory rules in Japan have backwards
1683 * compatibility with old channels in 5.15-5.25
1684 * GHz band, but the station is not allowed to
1685 * use active scan on these old channels.
1686 */
1687 chan->flag &= ~IEEE80211_CHAN_W_ACTIVE_SCAN;
1688 }
1689
1690 if (ieee80211_regdom == 64 &&
1691 (chan->freq == 5260 || chan->freq == 5280 ||
1692 chan->freq == 5300 || chan->freq == 5320)) {
1693 /*
1694 * IBSS is not allowed on 5.25-5.35 GHz band
1695 * due to radar detection requirements.
1696 */
1697 chan->flag &= ~IEEE80211_CHAN_W_IBSS;
1698 }
1699
1700 break;
1701 }
1702 }
1703 }
1704
1705
1706 static int ieee80211_unmask_channels(struct net_device *dev)
1707 {
1708 struct ieee80211_local *local = dev->ieee80211_ptr;
1709 int m, c;
1710
1711 for (m = 0; m < local->hw.num_modes; m++) {
1712 struct ieee80211_hw_modes *mode = &local->hw.modes[m];
1713 for (c = 0; c < mode->num_channels; c++) {
1714 ieee80211_unmask_channel(dev, mode->mode,
1715 &mode->channels[c]);
1716 }
1717 }
1718 return 0;
1719 }
1720
1721
1722 int ieee80211_init_client(struct net_device *dev)
1723 {
1724 if (ieee80211_regdom == 0x40)
1725 channel_range = ieee80211_mkk_channels;
1726 ieee80211_unmask_channels(dev);
1727 return 0;
1728 }
1729
1730
1731 static int ieee80211_ioctl_siwmode(struct net_device *dev,
1732 struct iw_request_info *info,
1733 __u32 *mode, char *extra)
1734 {
1735 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1736 int type;
1737
1738 if (sdata->type == IEEE80211_IF_TYPE_VLAN)
1739 return -EOPNOTSUPP;
1740 if (netif_running(dev))
1741 return -EBUSY;
1742
1743 switch (*mode) {
1744 case IW_MODE_MASTER:
1745 type = IEEE80211_IF_TYPE_AP;
1746 break;
1747 case IW_MODE_INFRA:
1748 type = IEEE80211_IF_TYPE_STA;
1749 break;
1750 case IW_MODE_ADHOC:
1751 type = IEEE80211_IF_TYPE_IBSS;
1752 break;
1753 case IW_MODE_MONITOR:
1754 type = IEEE80211_IF_TYPE_MNTR;
1755 break;
1756 case IW_MODE_REPEAT:
1757 type = IEEE80211_IF_TYPE_WDS;
1758 break;
1759 default:
1760 return -EINVAL;
1761 }
1762
1763 if (type != sdata->type) {
1764 ieee80211_if_reinit(dev);
1765 ieee80211_if_set_type(dev, type);
1766 }
1767 return 0;
1768 }
1769
1770
1771 static int ieee80211_ioctl_giwmode(struct net_device *dev,
1772 struct iw_request_info *info,
1773 __u32 *mode, char *extra)
1774 {
1775 struct ieee80211_sub_if_data *sdata;
1776
1777 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1778 switch (sdata->type) {
1779 case IEEE80211_IF_TYPE_AP:
1780 *mode = IW_MODE_MASTER;
1781 break;
1782 case IEEE80211_IF_TYPE_STA:
1783 *mode = IW_MODE_INFRA;
1784 break;
1785 case IEEE80211_IF_TYPE_IBSS:
1786 *mode = IW_MODE_ADHOC;
1787 break;
1788 case IEEE80211_IF_TYPE_MNTR:
1789 *mode = IW_MODE_MONITOR;
1790 break;
1791 case IEEE80211_IF_TYPE_WDS:
1792 *mode = IW_MODE_REPEAT;
1793 break;
1794 case IEEE80211_IF_TYPE_VLAN:
1795 *mode = IW_MODE_SECOND; /* FIXME */
1796 break;
1797 default:
1798 *mode = IW_MODE_AUTO;
1799 break;
1800 }
1801 return 0;
1802 }
1803
1804
1805 int ieee80211_ioctl_siwfreq(struct net_device *dev,
1806 struct iw_request_info *info,
1807 struct iw_freq *freq, char *extra)
1808 {
1809 struct ieee80211_local *local = dev->ieee80211_ptr;
1810 int m, c, nfreq, set = 0;
1811
1812 /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
1813 if (freq->e == 0)
1814 nfreq = -1;
1815 else {
1816 int i, div = 1000000;
1817 for (i = 0; i < freq->e; i++)
1818 div /= 10;
1819 if (div > 0)
1820 nfreq = freq->m / div;
1821 else
1822 return -EINVAL;
1823 }
1824
1825 for (m = 0; m < local->hw.num_modes; m++) {
1826 struct ieee80211_hw_modes *mode = &local->hw.modes[m];
1827 for (c = 0; c < mode->num_channels; c++) {
1828 struct ieee80211_channel *chan = &mode->channels[c];
1829 if (chan->flag & IEEE80211_CHAN_W_SCAN &&
1830 ((freq->e == 0 && chan->chan == freq->m) ||
1831 (freq->e > 0 && nfreq == chan->freq)) &&
1832 (local->enabled_modes & (1 << mode->mode))) {
1833 /* Use next_mode as the mode preference to
1834 * resolve non-unique channel numbers. */
1835 if (set && mode->mode != local->next_mode)
1836 continue;
1837
1838 local->hw.conf.channel = chan->chan;
1839 local->hw.conf.channel_val = chan->val;
1840 local->hw.conf.power_level = chan->power_level;
1841 local->hw.conf.freq = chan->freq;
1842 local->hw.conf.phymode = mode->mode;
1843 local->hw.conf.antenna_max = chan->antenna_max;
1844 set++;
1845 }
1846 }
1847 }
1848
1849 if (set) {
1850 local->sta_scanning = 0; /* Abort possible scan */
1851 return ieee80211_hw_config(local);
1852 }
1853
1854 return -EINVAL;
1855 }
1856
1857
1858 static int ieee80211_ioctl_giwfreq(struct net_device *dev,
1859 struct iw_request_info *info,
1860 struct iw_freq *freq, char *extra)
1861 {
1862 struct ieee80211_local *local = dev->ieee80211_ptr;
1863
1864 /* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level
1865 * driver for the current channel with firmware-based management */
1866
1867 freq->m = local->hw.conf.freq;
1868 freq->e = 6;
1869
1870 return 0;
1871 }
1872
1873
1874 static int ieee80211_ioctl_siwessid(struct net_device *dev,
1875 struct iw_request_info *info,
1876 struct iw_point *data, char *ssid)
1877 {
1878 struct ieee80211_local *local = dev->ieee80211_ptr;
1879 struct ieee80211_sub_if_data *sdata;
1880 size_t len = data->length;
1881
1882 /* iwconfig uses nul termination in SSID.. */
1883 if (len > 0 && ssid[len - 1] == '\0')
1884 len--;
1885
1886 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1887 if (sdata->type == IEEE80211_IF_TYPE_STA ||
1888 sdata->type == IEEE80211_IF_TYPE_IBSS) {
1889 if (local->user_space_mlme) {
1890 if (len > IEEE80211_MAX_SSID_LEN)
1891 return -EINVAL;
1892 memcpy(sdata->u.sta.ssid, ssid, len);
1893 sdata->u.sta.ssid_len = len;
1894 return 0;
1895 }
1896 return ieee80211_sta_set_ssid(dev, ssid, len);
1897 }
1898
1899 if (sdata->type == IEEE80211_IF_TYPE_AP) {
1900 memcpy(sdata->u.ap.ssid, ssid, len);
1901 memset(sdata->u.ap.ssid + len, 0,
1902 IEEE80211_MAX_SSID_LEN - len);
1903 sdata->u.ap.ssid_len = len;
1904 return ieee80211_if_config(dev);
1905 }
1906 return -EOPNOTSUPP;
1907 }
1908
1909
1910 static int ieee80211_ioctl_giwessid(struct net_device *dev,
1911 struct iw_request_info *info,
1912 struct iw_point *data, char *ssid)
1913 {
1914 size_t len;
1915
1916 struct ieee80211_sub_if_data *sdata;
1917 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1918 if (sdata->type == IEEE80211_IF_TYPE_STA ||
1919 sdata->type == IEEE80211_IF_TYPE_IBSS) {
1920 int res = ieee80211_sta_get_ssid(dev, ssid, &len);
1921 if (res == 0) {
1922 data->length = len;
1923 data->flags = 1;
1924 } else
1925 data->flags = 0;
1926 return res;
1927 }
1928
1929 if (sdata->type == IEEE80211_IF_TYPE_AP) {
1930 len = sdata->u.ap.ssid_len;
1931 if (len > IW_ESSID_MAX_SIZE)
1932 len = IW_ESSID_MAX_SIZE;
1933 memcpy(ssid, sdata->u.ap.ssid, len);
1934 data->length = len;
1935 data->flags = 1;
1936 return 0;
1937 }
1938 return -EOPNOTSUPP;
1939 }
1940
1941
1942 static int ieee80211_ioctl_siwap(struct net_device *dev,
1943 struct iw_request_info *info,
1944 struct sockaddr *ap_addr, char *extra)
1945 {
1946 struct ieee80211_local *local = dev->ieee80211_ptr;
1947 struct ieee80211_sub_if_data *sdata;
1948
1949 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1950 if (sdata->type == IEEE80211_IF_TYPE_STA ||
1951 sdata->type == IEEE80211_IF_TYPE_IBSS) {
1952 if (local->user_space_mlme) {
1953 memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data,
1954 ETH_ALEN);
1955 return 0;
1956 }
1957 return ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data);
1958 } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
1959 if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
1960 ETH_ALEN) == 0)
1961 return 0;
1962 return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data);
1963 }
1964
1965 return -EOPNOTSUPP;
1966 }
1967
1968
1969 static int ieee80211_ioctl_giwap(struct net_device *dev,
1970 struct iw_request_info *info,
1971 struct sockaddr *ap_addr, char *extra)
1972 {
1973 struct ieee80211_sub_if_data *sdata;
1974
1975 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1976 if (sdata->type == IEEE80211_IF_TYPE_STA ||
1977 sdata->type == IEEE80211_IF_TYPE_IBSS) {
1978 ap_addr->sa_family = ARPHRD_ETHER;
1979 memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
1980 return 0;
1981 } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
1982 ap_addr->sa_family = ARPHRD_ETHER;
1983 memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
1984 return 0;
1985 }
1986
1987 return -EOPNOTSUPP;
1988 }
1989
1990
1991 static int ieee80211_ioctl_siwscan(struct net_device *dev,
1992 struct iw_request_info *info,
1993 struct iw_point *data, char *extra)
1994 {
1995 struct ieee80211_local *local = dev->ieee80211_ptr;
1996 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1997 u8 *ssid = NULL;
1998 size_t ssid_len = 0;
1999
2000 if (!netif_running(dev))
2001 return -ENETDOWN;
2002
2003 if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
2004 if (sdata->type == IEEE80211_IF_TYPE_STA ||
2005 sdata->type == IEEE80211_IF_TYPE_IBSS) {
2006 ssid = sdata->u.sta.ssid;
2007 ssid_len = sdata->u.sta.ssid_len;
2008 } else if (sdata == IEEE80211_IF_TYPE_AP) {
2009 ssid = sdata->u.ap.ssid;
2010 ssid_len = sdata->u.ap.ssid_len;
2011 } else
2012 return -EINVAL;
2013 }
2014 return ieee80211_sta_req_scan(dev, ssid, ssid_len);
2015 }
2016
2017
2018 static int ieee80211_ioctl_giwscan(struct net_device *dev,
2019 struct iw_request_info *info,
2020 struct iw_point *data, char *extra)
2021 {
2022 int res;
2023 struct ieee80211_local *local = dev->ieee80211_ptr;
2024 if (local->sta_scanning)
2025 return -EAGAIN;
2026 res = ieee80211_sta_scan_results(dev, extra, data->length);
2027 if (res >= 0) {
2028 data->length = res;
2029 return 0;
2030 }
2031 data->length = 0;
2032 return res;
2033 }
2034
2035
2036 static int ieee80211_ioctl_siwrts(struct net_device *dev,
2037 struct iw_request_info *info,
2038 struct iw_param *rts, char *extra)
2039 {
2040 struct ieee80211_local *local = dev->ieee80211_ptr;
2041
2042 if (rts->disabled)
2043 local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
2044 else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD)
2045 return -EINVAL;
2046 else
2047 local->rts_threshold = rts->value;
2048
2049 /* If the wlan card performs RTS/CTS in hardware/firmware,
2050 * configure it here */
2051
2052 if (local->ops->set_rts_threshold)
2053 local->ops->set_rts_threshold(local_to_hw(local),
2054 local->rts_threshold);
2055
2056 return 0;
2057 }
2058
2059 static int ieee80211_ioctl_giwrts(struct net_device *dev,
2060 struct iw_request_info *info,
2061 struct iw_param *rts, char *extra)
2062 {
2063 struct ieee80211_local *local = dev->ieee80211_ptr;
2064
2065 rts->value = local->rts_threshold;
2066 rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD);
2067 rts->fixed = 1;
2068
2069 return 0;
2070 }
2071
2072
2073 static int ieee80211_ioctl_siwfrag(struct net_device *dev,
2074 struct iw_request_info *info,
2075 struct iw_param *frag, char *extra)
2076 {
2077 struct ieee80211_local *local = dev->ieee80211_ptr;
2078
2079 if (frag->disabled)
2080 local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
2081 else if (frag->value < 256 ||
2082 frag->value > IEEE80211_MAX_FRAG_THRESHOLD)
2083 return -EINVAL;
2084 else {
2085 /* Fragment length must be even, so strip LSB. */
2086 local->fragmentation_threshold = frag->value & ~0x1;
2087 }
2088
2089 /* If the wlan card performs fragmentation in hardware/firmware,
2090 * configure it here */
2091
2092 if (local->ops->set_frag_threshold)
2093 local->ops->set_frag_threshold(
2094 local_to_hw(local),
2095 local->fragmentation_threshold);
2096
2097 return 0;
2098 }
2099
2100 static int ieee80211_ioctl_giwfrag(struct net_device *dev,
2101 struct iw_request_info *info,
2102 struct iw_param *frag, char *extra)
2103 {
2104 struct ieee80211_local *local = dev->ieee80211_ptr;
2105
2106 frag->value = local->fragmentation_threshold;
2107 frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD);
2108 frag->fixed = 1;
2109
2110 return 0;
2111 }
2112
2113
2114 static int ieee80211_ioctl_siwretry(struct net_device *dev,
2115 struct iw_request_info *info,
2116 struct iw_param *retry, char *extra)
2117 {
2118 struct ieee80211_local *local = dev->ieee80211_ptr;
2119
2120 if (retry->disabled ||
2121 (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
2122 return -EINVAL;
2123
2124 if (retry->flags & IW_RETRY_MAX)
2125 local->long_retry_limit = retry->value;
2126 else if (retry->flags & IW_RETRY_MIN)
2127 local->short_retry_limit = retry->value;
2128 else {
2129 local->long_retry_limit = retry->value;
2130 local->short_retry_limit = retry->value;
2131 }
2132
2133 if (local->ops->set_retry_limit) {
2134 return local->ops->set_retry_limit(
2135 local_to_hw(local),
2136 local->short_retry_limit,
2137 local->long_retry_limit);
2138 }
2139
2140 return 0;
2141 }
2142
2143
2144 static int ieee80211_ioctl_giwretry(struct net_device *dev,
2145 struct iw_request_info *info,
2146 struct iw_param *retry, char *extra)
2147 {
2148 struct ieee80211_local *local = dev->ieee80211_ptr;
2149
2150 retry->disabled = 0;
2151 if ((retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
2152 return -EINVAL;
2153 if (retry->flags & IW_RETRY_MAX) {
2154 retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
2155 retry->value = local->long_retry_limit;
2156 } else {
2157 retry->flags = IW_RETRY_LIMIT;
2158 retry->value = local->short_retry_limit;
2159 if (local->long_retry_limit != local->short_retry_limit)
2160 retry->flags |= IW_RETRY_MIN;
2161 }
2162
2163 return 0;
2164 }
2165
2166
2167 static void ieee80211_ioctl_unmask_channels(struct ieee80211_local *local)
2168 {
2169 int m, c;
2170
2171 for (m = 0; m < local->hw.num_modes; m++) {
2172 struct ieee80211_hw_modes *mode = &local->hw.modes[m];
2173 for (c = 0; c < mode->num_channels; c++) {
2174 struct ieee80211_channel *chan = &mode->channels[c];
2175 chan->flag |= IEEE80211_CHAN_W_SCAN;
2176 }
2177 }
2178 }
2179
2180
2181 static int ieee80211_ioctl_test_mode(struct net_device *dev, int mode)
2182 {
2183 struct ieee80211_local *local = dev->ieee80211_ptr;
2184 int ret = -EOPNOTSUPP;
2185
2186 if (mode == IEEE80211_TEST_UNMASK_CHANNELS) {
2187 ieee80211_ioctl_unmask_channels(local);
2188 ret = 0;
2189 }
2190
2191 if (local->ops->test_mode)
2192 ret = local->ops->test_mode(local_to_hw(local), mode);
2193
2194 return ret;
2195 }
2196
2197
2198 static int ieee80211_ioctl_clear_keys(struct net_device *dev)
2199 {
2200 struct ieee80211_local *local = dev->ieee80211_ptr;
2201 struct ieee80211_key_conf key;
2202 int i;
2203 u8 addr[ETH_ALEN];
2204 struct ieee80211_key_conf *keyconf;
2205 struct ieee80211_sub_if_data *sdata;
2206 struct sta_info *sta;
2207
2208 memset(addr, 0xff, ETH_ALEN);
2209 list_for_each_entry(sdata, &local->sub_if_list, list) {
2210 for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
2211 keyconf = NULL;
2212 if (sdata->keys[i] &&
2213 !sdata->keys[i]->force_sw_encrypt &&
2214 local->ops->set_key &&
2215 (keyconf = ieee80211_key_data2conf(local,
2216 sdata->keys[i])))
2217 local->ops->set_key(local_to_hw(local),
2218 DISABLE_KEY, addr,
2219 keyconf, 0);
2220 kfree(keyconf);
2221 ieee80211_key_free(sdata->keys[i]);
2222 sdata->keys[i] = NULL;
2223 }
2224 sdata->default_key = NULL;
2225 }
2226
2227 spin_lock_bh(&local->sta_lock);
2228 list_for_each_entry(sta, &local->sta_list, list) {
2229 keyconf = NULL;
2230 if (sta->key && !sta->key->force_sw_encrypt &&
2231 local->ops->set_key &&
2232 (keyconf = ieee80211_key_data2conf(local, sta->key)))
2233 local->ops->set_key(local_to_hw(local), DISABLE_KEY,
2234 sta->addr, keyconf, sta->aid);
2235 kfree(keyconf);
2236 ieee80211_key_free(sta->key);
2237 sta->key = NULL;
2238 }
2239 spin_unlock_bh(&local->sta_lock);
2240
2241 memset(&key, 0, sizeof(key));
2242 if (local->ops->set_key &&
2243 local->ops->set_key(local_to_hw(local), REMOVE_ALL_KEYS,
2244 NULL, &key, 0))
2245 printk(KERN_DEBUG "%s: failed to remove hwaccel keys\n",
2246 dev->name);
2247
2248 return 0;
2249 }
2250
2251
2252 static int
2253 ieee80211_ioctl_force_unicast_rate(struct net_device *dev,
2254 struct ieee80211_sub_if_data *sdata,
2255 int rate)
2256 {
2257 struct ieee80211_local *local = dev->ieee80211_ptr;
2258 int i;
2259
2260 if (sdata->type != IEEE80211_IF_TYPE_AP)
2261 return -ENOENT;
2262
2263 if (rate == 0) {
2264 sdata->u.ap.force_unicast_rateidx = -1;
2265 return 0;
2266 }
2267
2268 for (i = 0; i < local->num_curr_rates; i++) {
2269 if (local->curr_rates[i].rate == rate) {
2270 sdata->u.ap.force_unicast_rateidx = i;
2271 return 0;
2272 }
2273 }
2274 return -EINVAL;
2275 }
2276
2277
2278 static int
2279 ieee80211_ioctl_max_ratectrl_rate(struct net_device *dev,
2280 struct ieee80211_sub_if_data *sdata,
2281 int rate)
2282 {
2283 struct ieee80211_local *local = dev->ieee80211_ptr;
2284 int i;
2285
2286 if (sdata->type != IEEE80211_IF_TYPE_AP)
2287 return -ENOENT;
2288
2289 if (rate == 0) {
2290 sdata->u.ap.max_ratectrl_rateidx = -1;
2291 return 0;
2292 }
2293
2294 for (i = 0; i < local->num_curr_rates; i++) {
2295 if (local->curr_rates[i].rate == rate) {
2296 sdata->u.ap.max_ratectrl_rateidx = i;
2297 return 0;
2298 }
2299 }
2300 return -EINVAL;
2301 }
2302
2303
2304 static void ieee80211_key_enable_hwaccel(struct ieee80211_local *local,
2305 struct ieee80211_key *key)
2306 {
2307 struct ieee80211_key_conf *keyconf;
2308 u8 addr[ETH_ALEN];
2309
2310 if (!key || key->alg != ALG_WEP || !key->force_sw_encrypt ||
2311 (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
2312 return;
2313
2314 memset(addr, 0xff, ETH_ALEN);
2315 keyconf = ieee80211_key_data2conf(local, key);
2316 if (keyconf && local->ops->set_key &&
2317 local->ops->set_key(local_to_hw(local),
2318 SET_KEY, addr, keyconf, 0) == 0) {
2319 key->force_sw_encrypt =
2320 !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT);
2321 key->hw_key_idx = keyconf->hw_key_idx;
2322 }
2323 kfree(keyconf);
2324 }
2325
2326
2327 static void ieee80211_key_disable_hwaccel(struct ieee80211_local *local,
2328 struct ieee80211_key *key)
2329 {
2330 struct ieee80211_key_conf *keyconf;
2331 u8 addr[ETH_ALEN];
2332
2333 if (!key || key->alg != ALG_WEP || key->force_sw_encrypt ||
2334 (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
2335 return;
2336
2337 memset(addr, 0xff, ETH_ALEN);
2338 keyconf = ieee80211_key_data2conf(local, key);
2339 if (keyconf && local->ops->set_key)
2340 local->ops->set_key(local_to_hw(local), DISABLE_KEY,
2341 addr, keyconf, 0);
2342 kfree(keyconf);
2343 key->force_sw_encrypt = 1;
2344 }
2345
2346
2347 static int ieee80211_ioctl_default_wep_only(struct ieee80211_local *local,
2348 int value)
2349 {
2350 int i;
2351 struct ieee80211_sub_if_data *sdata;
2352
2353 local->default_wep_only = value;
2354 list_for_each_entry(sdata, &local->sub_if_list, list)
2355 for (i = 0; i < NUM_DEFAULT_KEYS; i++)
2356 if (value)
2357 ieee80211_key_enable_hwaccel(local,
2358 sdata->keys[i]);
2359 else
2360 ieee80211_key_disable_hwaccel(local,
2361 sdata->keys[i]);
2362
2363 return 0;
2364 }
2365
2366
2367 static int ieee80211_ioctl_prism2_param(struct net_device *dev,
2368 struct iw_request_info *info,
2369 void *wrqu, char *extra)
2370 {
2371 struct ieee80211_local *local = dev->ieee80211_ptr;
2372 struct ieee80211_sub_if_data *sdata;
2373 int *i = (int *) extra;
2374 int param = *i;
2375 int value = *(i + 1);
2376 int ret = 0;
2377
2378 if (!capable(CAP_NET_ADMIN))
2379 return -EPERM;
2380
2381 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2382
2383 switch (param) {
2384 case PRISM2_PARAM_HOST_ENCRYPT:
2385 case PRISM2_PARAM_HOST_DECRYPT:
2386 /* TODO: implement these; return success now to prevent
2387 * hostapd from aborting */
2388 break;
2389
2390 case PRISM2_PARAM_BEACON_INT:
2391 local->hw.conf.beacon_int = value;
2392 if (ieee80211_hw_config(local))
2393 ret = -EINVAL;
2394 break;
2395
2396 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2397 local->bridge_packets = value;
2398 break;
2399
2400 case PRISM2_PARAM_AP_AUTH_ALGS:
2401 if (sdata->type == IEEE80211_IF_TYPE_STA ||
2402 sdata->type == IEEE80211_IF_TYPE_IBSS) {
2403 sdata->u.sta.auth_algs = value;
2404 } else
2405 ret = -EOPNOTSUPP;
2406 break;
2407
2408 case PRISM2_PARAM_DTIM_PERIOD:
2409 if (value < 1)
2410 ret = -EINVAL;
2411 else if (sdata->type != IEEE80211_IF_TYPE_AP)
2412 ret = -ENOENT;
2413 else
2414 sdata->u.ap.dtim_period = value;
2415 break;
2416
2417 case PRISM2_PARAM_IEEE_802_1X:
2418 sdata->ieee802_1x = value;
2419 if (local->ops->set_ieee8021x &&
2420 local->ops->set_ieee8021x(local_to_hw(local), value))
2421 printk(KERN_DEBUG "%s: failed to set IEEE 802.1X (%d) "
2422 "for low-level driver\n", dev->name, value);
2423 break;
2424
2425 case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
2426 local->cts_protect_erp_frames = value;
2427 break;
2428
2429 case PRISM2_PARAM_DROP_UNENCRYPTED:
2430 sdata->drop_unencrypted = value;
2431 break;
2432
2433 case PRISM2_PARAM_PREAMBLE:
2434 local->short_preamble = value;
2435 break;
2436
2437 case PRISM2_PARAM_STAT_TIME:
2438 if (!local->stat_time && value) {
2439 local->stat_timer.expires = jiffies + HZ * value / 100;
2440 add_timer(&local->stat_timer);
2441 } else if (local->stat_time && !value) {
2442 del_timer_sync(&local->stat_timer);
2443 }
2444 local->stat_time = value;
2445 break;
2446 case PRISM2_PARAM_SHORT_SLOT_TIME:
2447 if (value)
2448 local->hw.conf.flags |= IEEE80211_CONF_SHORT_SLOT_TIME;
2449 else
2450 local->hw.conf.flags &= ~IEEE80211_CONF_SHORT_SLOT_TIME;
2451 if (ieee80211_hw_config(local))
2452 ret = -EINVAL;
2453 break;
2454
2455 case PRISM2_PARAM_PRIVACY_INVOKED:
2456 if (local->ops->set_privacy_invoked)
2457 ret = local->ops->set_privacy_invoked(
2458 local_to_hw(local), value);
2459 break;
2460
2461 case PRISM2_PARAM_TEST_MODE:
2462 ret = ieee80211_ioctl_test_mode(dev, value);
2463 break;
2464
2465 case PRISM2_PARAM_NEXT_MODE:
2466 local->next_mode = value;
2467 break;
2468
2469 case PRISM2_PARAM_CLEAR_KEYS:
2470 ret = ieee80211_ioctl_clear_keys(dev);
2471 break;
2472
2473 case PRISM2_PARAM_RADIO_ENABLED:
2474 ret = ieee80211_ioctl_set_radio_enabled(dev, value);
2475 break;
2476
2477 case PRISM2_PARAM_ANTENNA_SEL:
2478 local->hw.conf.antenna_sel = value;
2479 if (ieee80211_hw_config(local))
2480 ret = -EINVAL;
2481 break;
2482
2483 case PRISM2_PARAM_ANTENNA_MODE:
2484 local->hw.conf.antenna_mode = value;
2485 if (ieee80211_hw_config(local))
2486 ret = -EINVAL;
2487 break;
2488
2489 case PRISM2_PARAM_BROADCAST_SSID:
2490 if ((value < 0) || (value > 1))
2491 ret = -EINVAL;
2492 else if (value)
2493 local->hw.conf.flags |= IEEE80211_CONF_SSID_HIDDEN;
2494 else
2495 local->hw.conf.flags &= ~IEEE80211_CONF_SSID_HIDDEN;
2496 break;
2497
2498 case PRISM2_PARAM_STA_ANTENNA_SEL:
2499 local->sta_antenna_sel = value;
2500 break;
2501
2502 case PRISM2_PARAM_FORCE_UNICAST_RATE:
2503 ret = ieee80211_ioctl_force_unicast_rate(dev, sdata, value);
2504 break;
2505
2506 case PRISM2_PARAM_MAX_RATECTRL_RATE:
2507 ret = ieee80211_ioctl_max_ratectrl_rate(dev, sdata, value);
2508 break;
2509
2510 case PRISM2_PARAM_RATE_CTRL_NUM_UP:
2511 local->rate_ctrl_num_up = value;
2512 break;
2513
2514 case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
2515 local->rate_ctrl_num_down = value;
2516 break;
2517
2518 case PRISM2_PARAM_TX_POWER_REDUCTION:
2519 if (value < 0)
2520 ret = -EINVAL;
2521 else
2522 local->hw.conf.tx_power_reduction = value;
2523 break;
2524
2525 case PRISM2_PARAM_EAPOL:
2526 sdata->eapol = value;
2527 break;
2528
2529 case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
2530 local->key_tx_rx_threshold = value;
2531 break;
2532
2533 case PRISM2_PARAM_KEY_INDEX:
2534 if (value < 0 || value >= NUM_DEFAULT_KEYS)
2535 ret = -EINVAL;
2536 else if (!sdata->keys[value])
2537 ret = -ENOENT;
2538 else
2539 sdata->default_key = sdata->keys[value];
2540 break;
2541
2542 case PRISM2_PARAM_DEFAULT_WEP_ONLY:
2543 ret = ieee80211_ioctl_default_wep_only(local, value);
2544 break;
2545
2546 case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
2547 local->wifi_wme_noack_test = value;
2548 break;
2549
2550 case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
2551 local->allow_broadcast_always = value;
2552 break;
2553
2554 case PRISM2_PARAM_SCAN_FLAGS:
2555 local->scan_flags = value;
2556 break;
2557
2558 case PRISM2_PARAM_MIXED_CELL:
2559 if (sdata->type != IEEE80211_IF_TYPE_STA &&
2560 sdata->type != IEEE80211_IF_TYPE_IBSS)
2561 ret = -EINVAL;
2562 else
2563 sdata->u.sta.mixed_cell = !!value;
2564 break;
2565
2566 case PRISM2_PARAM_KEY_MGMT:
2567 if (sdata->type != IEEE80211_IF_TYPE_STA)
2568 ret = -EINVAL;
2569 else
2570 sdata->u.sta.key_mgmt = value;
2571 break;
2572
2573 case PRISM2_PARAM_HW_MODES:
2574 local->enabled_modes = value;
2575 break;
2576
2577 case PRISM2_PARAM_CREATE_IBSS:
2578 if (sdata->type != IEEE80211_IF_TYPE_IBSS)
2579 ret = -EINVAL;
2580 else
2581 sdata->u.sta.create_ibss = !!value;
2582 break;
2583 case PRISM2_PARAM_WMM_ENABLED:
2584 if (sdata->type != IEEE80211_IF_TYPE_STA &&
2585 sdata->type != IEEE80211_IF_TYPE_IBSS)
2586 ret = -EINVAL;
2587 else
2588 sdata->u.sta.wmm_enabled = !!value;
2589 break;
2590 case PRISM2_PARAM_RADAR_DETECT:
2591 local->hw.conf.radar_detect = value;
2592 break;
2593 case PRISM2_PARAM_SPECTRUM_MGMT:
2594 local->hw.conf.spect_mgmt = value;
2595 break;
2596 case PRISM2_PARAM_MGMT_IF:
2597 if (value == 1) {
2598 if (!local->apdev)
2599 ret = ieee80211_if_add_mgmt(local);
2600 } else if (value == 0) {
2601 if (local->apdev)
2602 ieee80211_if_del_mgmt(local);
2603 } else
2604 ret = -EINVAL;
2605 break;
2606 case PRISM2_PARAM_USER_SPACE_MLME:
2607 local->user_space_mlme = value;
2608 break;
2609 default:
2610 ret = -EOPNOTSUPP;
2611 break;
2612 }
2613
2614 return ret;
2615 }
2616
2617
2618 static int ieee80211_ioctl_get_prism2_param(struct net_device *dev,
2619 struct iw_request_info *info,
2620 void *wrqu, char *extra)
2621 {
2622 struct ieee80211_local *local = dev->ieee80211_ptr;
2623 struct ieee80211_sub_if_data *sdata;
2624 int *param = (int *) extra;
2625 int ret = 0;
2626
2627 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2628
2629 switch (*param) {
2630 case PRISM2_PARAM_BEACON_INT:
2631 *param = local->hw.conf.beacon_int;
2632 break;
2633
2634 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2635 *param = local->bridge_packets;
2636 break;
2637
2638 case PRISM2_PARAM_AP_AUTH_ALGS:
2639 if (sdata->type == IEEE80211_IF_TYPE_STA ||
2640 sdata->type == IEEE80211_IF_TYPE_IBSS) {
2641 *param = sdata->u.sta.auth_algs;
2642 } else
2643 ret = -EOPNOTSUPP;
2644 break;
2645
2646 case PRISM2_PARAM_DTIM_PERIOD:
2647 if (sdata->type != IEEE80211_IF_TYPE_AP)
2648 ret = -ENOENT;
2649 else
2650 *param = sdata->u.ap.dtim_period;
2651 break;
2652
2653 case PRISM2_PARAM_IEEE_802_1X:
2654 *param = sdata->ieee802_1x;
2655 break;
2656
2657 case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
2658 *param = local->cts_protect_erp_frames;
2659 break;
2660
2661 case PRISM2_PARAM_DROP_UNENCRYPTED:
2662 *param = sdata->drop_unencrypted;
2663 break;
2664
2665 case PRISM2_PARAM_PREAMBLE:
2666 *param = local->short_preamble;
2667 break;
2668
2669 case PRISM2_PARAM_STAT_TIME:
2670 *param = local->stat_time;
2671 break;
2672 case PRISM2_PARAM_SHORT_SLOT_TIME:
2673 *param = !!(local->hw.conf.flags & IEEE80211_CONF_SHORT_SLOT_TIME);
2674 break;
2675
2676 case PRISM2_PARAM_NEXT_MODE:
2677 *param = local->next_mode;
2678 break;
2679
2680 case PRISM2_PARAM_ANTENNA_SEL:
2681 *param = local->hw.conf.antenna_sel;
2682 break;
2683
2684 case PRISM2_PARAM_ANTENNA_MODE:
2685 *param = local->hw.conf.antenna_mode;
2686 break;
2687
2688 case PRISM2_PARAM_BROADCAST_SSID:
2689 *param = !!(local->hw.conf.flags & IEEE80211_CONF_SSID_HIDDEN);
2690 break;
2691
2692 case PRISM2_PARAM_STA_ANTENNA_SEL:
2693 *param = local->sta_antenna_sel;
2694 break;
2695
2696 case PRISM2_PARAM_RATE_CTRL_NUM_UP:
2697 *param = local->rate_ctrl_num_up;
2698 break;
2699
2700 case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
2701 *param = local->rate_ctrl_num_down;
2702 break;
2703
2704 case PRISM2_PARAM_TX_POWER_REDUCTION:
2705 *param = local->hw.conf.tx_power_reduction;
2706 break;
2707
2708 case PRISM2_PARAM_EAPOL:
2709 *param = sdata->eapol;
2710 break;
2711
2712 case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
2713 *param = local->key_tx_rx_threshold;
2714 break;
2715
2716 case PRISM2_PARAM_KEY_INDEX:
2717 if (!sdata->default_key)
2718 ret = -ENOENT;
2719 else if (sdata->default_key == sdata->keys[0])
2720 *param = 0;
2721 else if (sdata->default_key == sdata->keys[1])
2722 *param = 1;
2723 else if (sdata->default_key == sdata->keys[2])
2724 *param = 2;
2725 else if (sdata->default_key == sdata->keys[3])
2726 *param = 3;
2727 else
2728 ret = -ENOENT;
2729 break;
2730
2731 case PRISM2_PARAM_DEFAULT_WEP_ONLY:
2732 *param = local->default_wep_only;
2733 break;
2734
2735 case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
2736 *param = local->wifi_wme_noack_test;
2737 break;
2738
2739 case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
2740 *param = local->allow_broadcast_always;
2741 break;
2742
2743 case PRISM2_PARAM_SCAN_FLAGS:
2744 *param = local->scan_flags;
2745 break;
2746
2747 case PRISM2_PARAM_HW_MODES:
2748 *param = local->enabled_modes;
2749 break;
2750
2751 case PRISM2_PARAM_CREATE_IBSS:
2752 if (sdata->type != IEEE80211_IF_TYPE_IBSS)
2753 ret = -EINVAL;
2754 else
2755 *param = !!sdata->u.sta.create_ibss;
2756 break;
2757
2758 case PRISM2_PARAM_MIXED_CELL:
2759 if (sdata->type != IEEE80211_IF_TYPE_STA &&
2760 sdata->type != IEEE80211_IF_TYPE_IBSS)
2761 ret = -EINVAL;
2762 else
2763 *param = !!sdata->u.sta.mixed_cell;
2764 break;
2765
2766 case PRISM2_PARAM_KEY_MGMT:
2767 if (sdata->type != IEEE80211_IF_TYPE_STA)
2768 ret = -EINVAL;
2769 else
2770 *param = sdata->u.sta.key_mgmt;
2771 break;
2772 case PRISM2_PARAM_WMM_ENABLED:
2773 if (sdata->type != IEEE80211_IF_TYPE_STA &&
2774 sdata->type != IEEE80211_IF_TYPE_IBSS)
2775 ret = -EINVAL;
2776 else
2777 *param = !!sdata->u.sta.wmm_enabled;
2778 break;
2779 case PRISM2_PARAM_MGMT_IF:
2780 if (local->apdev)
2781 *param = local->apdev->ifindex;
2782 else
2783 ret = -ENOENT;
2784 break;
2785 case PRISM2_PARAM_USER_SPACE_MLME:
2786 *param = local->user_space_mlme;
2787 break;
2788
2789 default:
2790 ret = -EOPNOTSUPP;
2791 break;
2792 }
2793
2794 return ret;
2795 }
2796
2797
2798 static int ieee80211_ioctl_test_param(struct net_device *dev,
2799 struct iw_request_info *info,
2800 void *wrqu, char *extra)
2801 {
2802 struct ieee80211_local *local = dev->ieee80211_ptr;
2803 int *i = (int *) extra;
2804 int param = *i;
2805 int value = *(i + 1);
2806
2807 if (!capable(CAP_NET_ADMIN))
2808 return -EPERM;
2809
2810 if (local->ops->test_param)
2811 return local->ops->test_param(local_to_hw(local),
2812 param, value);
2813
2814 return -EOPNOTSUPP;
2815 }
2816
2817
2818 static int ieee80211_ioctl_siwmlme(struct net_device *dev,
2819 struct iw_request_info *info,
2820 struct iw_point *data, char *extra)
2821 {
2822 struct ieee80211_sub_if_data *sdata;
2823 struct iw_mlme *mlme = (struct iw_mlme *) extra;
2824
2825 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2826 if (sdata->type != IEEE80211_IF_TYPE_STA &&
2827 sdata->type != IEEE80211_IF_TYPE_IBSS)
2828 return -EINVAL;
2829
2830 switch (mlme->cmd) {
2831 case IW_MLME_DEAUTH:
2832 /* TODO: mlme->addr.sa_data */
2833 return ieee80211_sta_deauthenticate(dev, mlme->reason_code);
2834 case IW_MLME_DISASSOC:
2835 /* TODO: mlme->addr.sa_data */
2836 return ieee80211_sta_disassociate(dev, mlme->reason_code);
2837 default:
2838 return -EOPNOTSUPP;
2839 }
2840 }
2841
2842
2843 static int ieee80211_ioctl_siwencode(struct net_device *dev,
2844 struct iw_request_info *info,
2845 struct iw_point *erq, char *keybuf)
2846 {
2847 struct ieee80211_sub_if_data *sdata;
2848 int idx, i, alg = ALG_WEP;
2849 u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
2850
2851 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2852
2853 idx = erq->flags & IW_ENCODE_INDEX;
2854 if (idx < 1 || idx > 4) {
2855 idx = -1;
2856 if (!sdata->default_key)
2857 idx = 0;
2858 else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
2859 if (sdata->default_key == sdata->keys[i]) {
2860 idx = i;
2861 break;
2862 }
2863 }
2864 if (idx < 0)
2865 return -EINVAL;
2866 } else
2867 idx--;
2868
2869 if (erq->flags & IW_ENCODE_DISABLED)
2870 alg = ALG_NONE;
2871 else if (erq->length == 0) {
2872 /* No key data - just set the default TX key index */
2873 if (sdata->default_key != sdata->keys[idx]) {
2874 if (sdata->default_key)
2875 ieee80211_key_sysfs_remove_default(sdata);
2876 sdata->default_key = sdata->keys[idx];
2877 if (sdata->default_key)
2878 ieee80211_key_sysfs_add_default(sdata);
2879 }
2880 return 0;
2881 }
2882
2883 return ieee80211_set_encryption(
2884 dev, bcaddr,
2885 idx, alg,
2886 !sdata->default_key,
2887 NULL, keybuf, erq->length);
2888 }
2889
2890
2891 static int ieee80211_ioctl_giwencode(struct net_device *dev,
2892 struct iw_request_info *info,
2893 struct iw_point *erq, char *key)
2894 {
2895 struct ieee80211_sub_if_data *sdata;
2896 int idx, i;
2897
2898 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2899
2900 idx = erq->flags & IW_ENCODE_INDEX;
2901 if (idx < 1 || idx > 4) {
2902 idx = -1;
2903 if (!sdata->default_key)
2904 idx = 0;
2905 else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
2906 if (sdata->default_key == sdata->keys[i]) {
2907 idx = i;
2908 break;
2909 }
2910 }
2911 if (idx < 0)
2912 return -EINVAL;
2913 } else
2914 idx--;
2915
2916 erq->flags = idx + 1;
2917
2918 if (!sdata->keys[idx]) {
2919 erq->length = 0;
2920 erq->flags |= IW_ENCODE_DISABLED;
2921 return 0;
2922 }
2923
2924 memcpy(key, sdata->keys[idx]->key,
2925 min((int)erq->length, sdata->keys[idx]->keylen));
2926 erq->length = sdata->keys[idx]->keylen;
2927 erq->flags |= IW_ENCODE_ENABLED;
2928
2929 return 0;
2930 }
2931
2932
2933 static int ieee80211_ioctl_siwgenie(struct net_device *dev,
2934 struct iw_request_info *info,
2935 struct iw_point *data, char *extra)
2936 {
2937 return ieee80211_set_gen_ie(dev, extra, data->length);
2938 }
2939
2940
2941 static int ieee80211_ioctl_siwauth(struct net_device *dev,
2942 struct iw_request_info *info,
2943 struct iw_param *data, char *extra)
2944 {
2945 struct ieee80211_local *local = dev->ieee80211_ptr;
2946 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2947 int ret = 0;
2948
2949 switch (data->flags & IW_AUTH_INDEX) {
2950 case IW_AUTH_WPA_VERSION:
2951 case IW_AUTH_CIPHER_PAIRWISE:
2952 case IW_AUTH_CIPHER_GROUP:
2953 case IW_AUTH_WPA_ENABLED:
2954 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
2955 break;
2956 case IW_AUTH_KEY_MGMT:
2957 if (sdata->type != IEEE80211_IF_TYPE_STA)
2958 ret = -EINVAL;
2959 else {
2960 /*
2961 * TODO: sdata->u.sta.key_mgmt does not match with WE18
2962 * value completely; could consider modifying this to
2963 * be closer to WE18. For now, this value is not really
2964 * used for anything else than Privacy matching, so the
2965 * current code here should be more or less OK.
2966 */
2967 if (data->value & IW_AUTH_KEY_MGMT_802_1X) {
2968 sdata->u.sta.key_mgmt =
2969 IEEE80211_KEY_MGMT_WPA_EAP;
2970 } else if (data->value & IW_AUTH_KEY_MGMT_PSK) {
2971 sdata->u.sta.key_mgmt =
2972 IEEE80211_KEY_MGMT_WPA_PSK;
2973 } else {
2974 sdata->u.sta.key_mgmt =
2975 IEEE80211_KEY_MGMT_NONE;
2976 }
2977 }
2978 break;
2979 case IW_AUTH_80211_AUTH_ALG:
2980 if (sdata->type == IEEE80211_IF_TYPE_STA ||
2981 sdata->type == IEEE80211_IF_TYPE_IBSS)
2982 sdata->u.sta.auth_algs = data->value;
2983 else
2984 ret = -EOPNOTSUPP;
2985 break;
2986 case IW_AUTH_PRIVACY_INVOKED:
2987 if (local->ops->set_privacy_invoked)
2988 ret = local->ops->set_privacy_invoked(
2989 local_to_hw(local), data->value);
2990 break;
2991 default:
2992 ret = -EOPNOTSUPP;
2993 break;
2994 }
2995 return ret;
2996 }
2997
2998 /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
2999 static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *net_dev)
3000 {
3001 struct ieee80211_local *local = net_dev->ieee80211_ptr;
3002 struct iw_statistics * wstats = &local->wstats;
3003 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(net_dev);
3004 struct sta_info *sta;
3005 static int tmp_level = 0;
3006 static int tmp_qual = 0;
3007
3008 sta = sta_info_get(local, sdata->u.sta.bssid);
3009 if (!sta) {
3010 wstats->discard.fragment = 0;
3011 wstats->discard.misc = 0;
3012 wstats->qual.qual = 0;
3013 wstats->qual.level = 0;
3014 wstats->qual.noise = 0;
3015 wstats->qual.updated = IW_QUAL_ALL_INVALID;
3016 } else {
3017 if (!tmp_level) { /* get initial values */
3018 tmp_level = sta->last_signal;
3019 tmp_qual = sta->last_rssi;
3020 } else { /* smooth results */
3021 tmp_level = (15 * tmp_level + sta->last_signal)/16;
3022 tmp_qual = (15 * tmp_qual + sta->last_rssi)/16;
3023 }
3024 wstats->qual.level = tmp_level;
3025 wstats->qual.qual = 100*tmp_qual/local->hw.maxssi;
3026 wstats->qual.noise = sta->last_noise;
3027 wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
3028 }
3029 return wstats;
3030 }
3031
3032 static int ieee80211_ioctl_giwauth(struct net_device *dev,
3033 struct iw_request_info *info,
3034 struct iw_param *data, char *extra)
3035 {
3036 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3037 int ret = 0;
3038
3039 switch (data->flags & IW_AUTH_INDEX) {
3040 case IW_AUTH_80211_AUTH_ALG:
3041 if (sdata->type == IEEE80211_IF_TYPE_STA ||
3042 sdata->type == IEEE80211_IF_TYPE_IBSS)
3043 data->value = sdata->u.sta.auth_algs;
3044 else
3045 ret = -EOPNOTSUPP;
3046 break;
3047 default:
3048 ret = -EOPNOTSUPP;
3049 break;
3050 }
3051 return ret;
3052 }
3053
3054
3055 static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
3056 struct iw_request_info *info,
3057 struct iw_point *erq, char *extra)
3058 {
3059 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3060 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3061 int alg, idx, i;
3062
3063 switch (ext->alg) {
3064 case IW_ENCODE_ALG_NONE:
3065 alg = ALG_NONE;
3066 break;
3067 case IW_ENCODE_ALG_WEP:
3068 alg = ALG_WEP;
3069 break;
3070 case IW_ENCODE_ALG_TKIP:
3071 alg = ALG_TKIP;
3072 break;
3073 case IW_ENCODE_ALG_CCMP:
3074 alg = ALG_CCMP;
3075 break;
3076 default:
3077 return -EOPNOTSUPP;
3078 }
3079
3080 if (erq->flags & IW_ENCODE_DISABLED)
3081 alg = ALG_NONE;
3082
3083 idx = erq->flags & IW_ENCODE_INDEX;
3084 if (idx < 1 || idx > 4) {
3085 idx = -1;
3086 if (!sdata->default_key)
3087 idx = 0;
3088 else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
3089 if (sdata->default_key == sdata->keys[i]) {
3090 idx = i;
3091 break;
3092 }
3093 }
3094 if (idx < 0)
3095 return -EINVAL;
3096 } else
3097 idx--;
3098
3099 return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg,
3100 ext->ext_flags &
3101 IW_ENCODE_EXT_SET_TX_KEY,
3102 NULL, ext->key, ext->key_len);
3103 }
3104
3105
3106 static const struct iw_priv_args ieee80211_ioctl_priv[] = {
3107 { PRISM2_IOCTL_PRISM2_PARAM,
3108 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "param" },
3109 { PRISM2_IOCTL_GET_PRISM2_PARAM,
3110 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
3111 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_param" },
3112 { PRISM2_IOCTL_TEST_PARAM,
3113 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "test_param" },
3114 };
3115
3116
3117 int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
3118 {
3119 struct iwreq *wrq = (struct iwreq *) rq;
3120 int ret = 0;
3121
3122 switch (cmd) {
3123 /* Private ioctls (iwpriv) that have not yet been converted
3124 * into new wireless extensions API */
3125 case PRISM2_IOCTL_TEST_PARAM:
3126 ret = ieee80211_ioctl_test_param(dev, NULL, &wrq->u,
3127 (char *) &wrq->u);
3128 break;
3129 case PRISM2_IOCTL_HOSTAPD:
3130 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3131 else ret = ieee80211_ioctl_priv_hostapd(dev, &wrq->u.data);
3132 break;
3133 default:
3134 ret = -EOPNOTSUPP;
3135 break;
3136 }
3137
3138 return ret;
3139 }
3140
3141
3142 /* Structures to export the Wireless Handlers */
3143
3144 static const iw_handler ieee80211_handler[] =
3145 {
3146 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3147 (iw_handler) ieee80211_ioctl_giwname, /* SIOCGIWNAME */
3148 (iw_handler) NULL, /* SIOCSIWNWID */
3149 (iw_handler) NULL, /* SIOCGIWNWID */
3150 (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */
3151 (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */
3152 (iw_handler) ieee80211_ioctl_siwmode, /* SIOCSIWMODE */
3153 (iw_handler) ieee80211_ioctl_giwmode, /* SIOCGIWMODE */
3154 (iw_handler) NULL, /* SIOCSIWSENS */
3155 (iw_handler) NULL, /* SIOCGIWSENS */
3156 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3157 (iw_handler) ieee80211_ioctl_giwrange, /* SIOCGIWRANGE */
3158 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3159 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3160 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3161 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3162 iw_handler_set_spy, /* SIOCSIWSPY */
3163 iw_handler_get_spy, /* SIOCGIWSPY */
3164 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3165 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3166 (iw_handler) ieee80211_ioctl_siwap, /* SIOCSIWAP */
3167 (iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */
3168 (iw_handler) ieee80211_ioctl_siwmlme, /* SIOCSIWMLME */
3169 (iw_handler) NULL, /* SIOCGIWAPLIST */
3170 (iw_handler) ieee80211_ioctl_siwscan, /* SIOCSIWSCAN */
3171 (iw_handler) ieee80211_ioctl_giwscan, /* SIOCGIWSCAN */
3172 (iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */
3173 (iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */
3174 (iw_handler) NULL, /* SIOCSIWNICKN */
3175 (iw_handler) NULL, /* SIOCGIWNICKN */
3176 (iw_handler) NULL, /* -- hole -- */
3177 (iw_handler) NULL, /* -- hole -- */
3178 (iw_handler) NULL, /* SIOCSIWRATE */
3179 (iw_handler) NULL, /* SIOCGIWRATE */
3180 (iw_handler) ieee80211_ioctl_siwrts, /* SIOCSIWRTS */
3181 (iw_handler) ieee80211_ioctl_giwrts, /* SIOCGIWRTS */
3182 (iw_handler) ieee80211_ioctl_siwfrag, /* SIOCSIWFRAG */
3183 (iw_handler) ieee80211_ioctl_giwfrag, /* SIOCGIWFRAG */
3184 (iw_handler) NULL, /* SIOCSIWTXPOW */
3185 (iw_handler) NULL, /* SIOCGIWTXPOW */
3186 (iw_handler) ieee80211_ioctl_siwretry, /* SIOCSIWRETRY */
3187 (iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */
3188 (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */
3189 (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */
3190 (iw_handler) NULL, /* SIOCSIWPOWER */
3191 (iw_handler) NULL, /* SIOCGIWPOWER */
3192 (iw_handler) NULL, /* -- hole -- */
3193 (iw_handler) NULL, /* -- hole -- */
3194 (iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */
3195 (iw_handler) NULL, /* SIOCGIWGENIE */
3196 (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */
3197 (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */
3198 (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3199 (iw_handler) NULL, /* SIOCGIWENCODEEXT */
3200 (iw_handler) NULL, /* SIOCSIWPMKSA */
3201 (iw_handler) NULL, /* -- hole -- */
3202 };
3203
3204 static const iw_handler ieee80211_private_handler[] =
3205 { /* SIOCIWFIRSTPRIV + */
3206 (iw_handler) ieee80211_ioctl_prism2_param, /* 0 */
3207 (iw_handler) ieee80211_ioctl_get_prism2_param, /* 1 */
3208 };
3209
3210 const struct iw_handler_def ieee80211_iw_handler_def =
3211 {
3212 .num_standard = sizeof(ieee80211_handler) / sizeof(iw_handler),
3213 .num_private = sizeof(ieee80211_private_handler) /
3214 sizeof(iw_handler),
3215 .num_private_args = sizeof(ieee80211_ioctl_priv) /
3216 sizeof(struct iw_priv_args),
3217 .standard = (iw_handler *) ieee80211_handler,
3218 .private = (iw_handler *) ieee80211_private_handler,
3219 .private_args = (struct iw_priv_args *) ieee80211_ioctl_priv,
3220 .get_wireless_stats = ieee80211_get_wireless_stats,
3221 };
3222
3223 /* Wireless handlers for master interface */
3224
3225 static const iw_handler ieee80211_master_handler[] =
3226 {
3227 [SIOCGIWNAME - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwname,
3228 [SIOCSIWFREQ - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwfreq,
3229 [SIOCGIWFREQ - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwfreq,
3230 [SIOCGIWRANGE - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwrange,
3231 [SIOCSIWRTS - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwrts,
3232 [SIOCGIWRTS - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwrts,
3233 [SIOCSIWFRAG - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwfrag,
3234 [SIOCGIWFRAG - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwfrag,
3235 [SIOCSIWRETRY - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwretry,
3236 [SIOCGIWRETRY - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwretry,
3237 };
3238
3239 const struct iw_handler_def ieee80211_iw_master_handler_def =
3240 {
3241 .num_standard = sizeof(ieee80211_master_handler) / sizeof(iw_handler),
3242 .standard = ieee80211_master_handler,
3243 };
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