projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
wext: Emit event stream entries correctly when compat.
[linux-2.6-block.git] / drivers / net / wireless / hostap / hostap_ioctl.c
CommitLineData
ff1d2767
JM		 1/* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
5fad5a2e 3#include <linux/types.h>
ff1d2767 4#include <linux/ethtool.h>
5fad5a2e 5#include <net/ieee80211_crypt.h>
ff1d2767 6
5fad5a2e
AB		 7#include "hostap_wlan.h"
8#include "hostap.h"
9#include "hostap_ap.h"
ff1d2767
JM		 10
11static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
12{
13 struct hostap_interface *iface;
14 local_info_t *local;
15 struct iw_statistics *wstats;
16
17 iface = netdev_priv(dev);
18 local = iface->local;
19
20 /* Why are we doing that ? Jean II */
21 if (iface->type != HOSTAP_INTERFACE_MAIN)
22 return NULL;
23
24 wstats = &local->wstats;
25
26 wstats->status = 0;
27 wstats->discard.code =
28 local->comm_tallies.rx_discards_wep_undecryptable;
29 wstats->discard.misc =
30 local->comm_tallies.rx_fcs_errors +
31 local->comm_tallies.rx_discards_no_buffer +
32 local->comm_tallies.tx_discards_wrong_sa;
33
34 wstats->discard.retries =
35 local->comm_tallies.tx_retry_limit_exceeded;
36 wstats->discard.fragment =
37 local->comm_tallies.rx_message_in_bad_msg_fragments;
38
39 if (local->iw_mode != IW_MODE_MASTER &&
40 local->iw_mode != IW_MODE_REPEAT) {
41 int update = 1;
42#ifdef in_atomic
43 /* RID reading might sleep and it must not be called in
44 * interrupt context or while atomic. However, this
45 * function seems to be called while atomic (at least in Linux
46 * 2.5.59). Update signal quality values only if in suitable
47 * context. Otherwise, previous values read from tick timer
48 * will be used. */
49 if (in_atomic())
50 update = 0;
51#endif /* in_atomic */
52
53 if (update && prism2_update_comms_qual(dev) == 0)
c28df16e
JT		 54 wstats->qual.updated = IW_QUAL_ALL_UPDATED |
55 IW_QUAL_DBM;
ff1d2767
JM		 56
57 wstats->qual.qual = local->comms_qual;
58 wstats->qual.level = local->avg_signal;
59 wstats->qual.noise = local->avg_noise;
60 } else {
61 wstats->qual.qual = 0;
62 wstats->qual.level = 0;
63 wstats->qual.noise = 0;
c28df16e 64 wstats->qual.updated = IW_QUAL_ALL_INVALID;
ff1d2767
JM		 65 }
66
67 return wstats;
68}
69
70
71static int prism2_get_datarates(struct net_device *dev, u8 *rates)
72{
73 struct hostap_interface *iface;
74 local_info_t *local;
75 u8 buf[12];
76 int len;
77 u16 val;
78
79 iface = netdev_priv(dev);
80 local = iface->local;
81
82 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
83 sizeof(buf), 0);
84 if (len < 2)
85 return 0;
86
8a9faf3c 87 val = le16_to_cpu(*(__le16 *) buf); /* string length */
ff1d2767
JM		 88
89 if (len - 2 < val || val > 10)
90 return 0;
91
92 memcpy(rates, buf + 2, val);
93 return val;
94}
95
96
97static int prism2_get_name(struct net_device *dev,
98 struct iw_request_info *info,
99 char *name, char *extra)
100{
101 u8 rates[10];
102 int len, i, over2 = 0;
103
104 len = prism2_get_datarates(dev, rates);
105
106 for (i = 0; i < len; i++) {
107 if (rates[i] == 0x0b || rates[i] == 0x16) {
108 over2 = 1;
109 break;
110 }
111 }
112
113 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
114
115 return 0;
116}
117
118
119static void prism2_crypt_delayed_deinit(local_info_t *local,
62fe7e37 120 struct ieee80211_crypt_data **crypt)
ff1d2767 121{
62fe7e37 122 struct ieee80211_crypt_data *tmp;
ff1d2767
JM		 123 unsigned long flags;
124
125 tmp = *crypt;
126 *crypt = NULL;
127
128 if (tmp == NULL)
129 return;
130
131 /* must not run ops->deinit() while there may be pending encrypt or
132 * decrypt operations. Use a list of delayed deinits to avoid needing
133 * locking. */
134
135 spin_lock_irqsave(&local->lock, flags);
136 list_add(&tmp->list, &local->crypt_deinit_list);
137 if (!timer_pending(&local->crypt_deinit_timer)) {
138 local->crypt_deinit_timer.expires = jiffies + HZ;
139 add_timer(&local->crypt_deinit_timer);
140 }
141 spin_unlock_irqrestore(&local->lock, flags);
142}
143
144
145static int prism2_ioctl_siwencode(struct net_device *dev,
146 struct iw_request_info *info,
147 struct iw_point *erq, char *keybuf)
148{
149 struct hostap_interface *iface;
150 local_info_t *local;
151 int i;
62fe7e37 152 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 153
154 iface = netdev_priv(dev);
155 local = iface->local;
156
157 i = erq->flags & IW_ENCODE_INDEX;
158 if (i < 1 || i > 4)
159 i = local->tx_keyidx;
160 else
161 i--;
162 if (i < 0 || i >= WEP_KEYS)
163 return -EINVAL;
164
165 crypt = &local->crypt[i];
166
167 if (erq->flags & IW_ENCODE_DISABLED) {
168 if (*crypt)
169 prism2_crypt_delayed_deinit(local, crypt);
170 goto done;
171 }
172
173 if (*crypt != NULL && (*crypt)->ops != NULL &&
174 strcmp((*crypt)->ops->name, "WEP") != 0) {
175 /* changing to use WEP; deinit previously used algorithm */
176 prism2_crypt_delayed_deinit(local, crypt);
177 }
178
179 if (*crypt == NULL) {
62fe7e37 180 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 181
182 /* take WEP into use */
b0471bb7 183 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
62fe7e37 184 GFP_KERNEL);
ff1d2767
JM		 185 if (new_crypt == NULL)
186 return -ENOMEM;
62fe7e37 187 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767 188 if (!new_crypt->ops) {
62fe7e37
JM		 189 request_module("ieee80211_crypt_wep");
190 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767
JM		 191 }
192 if (new_crypt->ops)
193 new_crypt->priv = new_crypt->ops->init(i);
194 if (!new_crypt->ops || !new_crypt->priv) {
195 kfree(new_crypt);
196 new_crypt = NULL;
197
198 printk(KERN_WARNING "%s: could not initialize WEP: "
199 "load module hostap_crypt_wep.o\n",
200 dev->name);
201 return -EOPNOTSUPP;
202 }
203 *crypt = new_crypt;
204 }
205
206 if (erq->length > 0) {
207 int len = erq->length <= 5 ? 5 : 13;
208 int first = 1, j;
209 if (len > erq->length)
210 memset(keybuf + erq->length, 0, len - erq->length);
211 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
212 for (j = 0; j < WEP_KEYS; j++) {
213 if (j != i && local->crypt[j]) {
214 first = 0;
215 break;
216 }
217 }
218 if (first)
219 local->tx_keyidx = i;
220 } else {
221 /* No key data - just set the default TX key index */
222 local->tx_keyidx = i;
223 }
224
225 done:
226 local->open_wep = erq->flags & IW_ENCODE_OPEN;
227
228 if (hostap_set_encryption(local)) {
229 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name);
230 return -EINVAL;
231 }
232
233 /* Do not reset port0 if card is in Managed mode since resetting will
234 * generate new IEEE 802.11 authentication which may end up in looping
235 * with IEEE 802.1X. Prism2 documentation seem to require port reset
236 * after WEP configuration. However, keys are apparently changed at
237 * least in Managed mode. */
238 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) {
239 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
240 return -EINVAL;
241 }
242
243 return 0;
244}
245
246
247static int prism2_ioctl_giwencode(struct net_device *dev,
248 struct iw_request_info *info,
249 struct iw_point *erq, char *key)
250{
251 struct hostap_interface *iface;
252 local_info_t *local;
253 int i, len;
254 u16 val;
62fe7e37 255 struct ieee80211_crypt_data *crypt;
ff1d2767
JM		 256
257 iface = netdev_priv(dev);
258 local = iface->local;
259
260 i = erq->flags & IW_ENCODE_INDEX;
261 if (i < 1 || i > 4)
262 i = local->tx_keyidx;
263 else
264 i--;
265 if (i < 0 || i >= WEP_KEYS)
266 return -EINVAL;
267
268 crypt = local->crypt[i];
269 erq->flags = i + 1;
270
271 if (crypt == NULL || crypt->ops == NULL) {
272 erq->length = 0;
273 erq->flags |= IW_ENCODE_DISABLED;
274 return 0;
275 }
276
277 if (strcmp(crypt->ops->name, "WEP") != 0) {
278 /* only WEP is supported with wireless extensions, so just
279 * report that encryption is used */
280 erq->length = 0;
281 erq->flags |= IW_ENCODE_ENABLED;
282 return 0;
283 }
284
285 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show
286 * the keys from driver buffer */
287 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv);
288 erq->length = (len >= 0 ? len : 0);
289
290 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0)
291 {
292 printk("CNFWEPFLAGS reading failed\n");
293 return -EOPNOTSUPP;
294 }
295 le16_to_cpus(&val);
296 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED)
297 erq->flags |= IW_ENCODE_ENABLED;
298 else
299 erq->flags |= IW_ENCODE_DISABLED;
300 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED)
301 erq->flags |= IW_ENCODE_RESTRICTED;
302 else
303 erq->flags |= IW_ENCODE_OPEN;
304
305 return 0;
306}
307
308
309static int hostap_set_rate(struct net_device *dev)
310{
311 struct hostap_interface *iface;
312 local_info_t *local;
313 int ret, basic_rates;
314
315 iface = netdev_priv(dev);
316 local = iface->local;
317
318 basic_rates = local->basic_rates & local->tx_rate_control;
319 if (!basic_rates || basic_rates != local->basic_rates) {
320 printk(KERN_INFO "%s: updating basic rate set automatically "
321 "to match with the new supported rate set\n",
322 dev->name);
323 if (!basic_rates)
324 basic_rates = local->tx_rate_control;
325
326 local->basic_rates = basic_rates;
327 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
328 basic_rates))
329 printk(KERN_WARNING "%s: failed to set "
330 "cnfBasicRates\n", dev->name);
331 }
332
333 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
334 local->tx_rate_control) ||
335 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
336 local->tx_rate_control) ||
337 local->func->reset_port(dev));
74fae82c 338
ff1d2767
JM		 339 if (ret) {
340 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
341 "setting to 0x%x failed\n",
342 dev->name, local->tx_rate_control);
343 }
344
345 /* Update TX rate configuration for all STAs based on new operational
346 * rate set. */
347 hostap_update_rates(local);
348
349 return ret;
350}
351
352
353static int prism2_ioctl_siwrate(struct net_device *dev,
354 struct iw_request_info *info,
355 struct iw_param *rrq, char *extra)
356{
357 struct hostap_interface *iface;
358 local_info_t *local;
359
360 iface = netdev_priv(dev);
361 local = iface->local;
362
363 if (rrq->fixed) {
364 switch (rrq->value) {
365 case 11000000:
366 local->tx_rate_control = HFA384X_RATES_11MBPS;
367 break;
368 case 5500000:
369 local->tx_rate_control = HFA384X_RATES_5MBPS;
370 break;
371 case 2000000:
372 local->tx_rate_control = HFA384X_RATES_2MBPS;
373 break;
374 case 1000000:
375 local->tx_rate_control = HFA384X_RATES_1MBPS;
376 break;
377 default:
378 local->tx_rate_control = HFA384X_RATES_1MBPS |
379 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
380 HFA384X_RATES_11MBPS;
381 break;
382 }
383 } else {
384 switch (rrq->value) {
385 case 11000000:
386 local->tx_rate_control = HFA384X_RATES_1MBPS |
387 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
388 HFA384X_RATES_11MBPS;
389 break;
390 case 5500000:
391 local->tx_rate_control = HFA384X_RATES_1MBPS |
392 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS;
393 break;
394 case 2000000:
395 local->tx_rate_control = HFA384X_RATES_1MBPS |
396 HFA384X_RATES_2MBPS;
397 break;
398 case 1000000:
399 local->tx_rate_control = HFA384X_RATES_1MBPS;
400 break;
401 default:
402 local->tx_rate_control = HFA384X_RATES_1MBPS |
403 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
404 HFA384X_RATES_11MBPS;
405 break;
406 }
407 }
408
409 return hostap_set_rate(dev);
410}
411
412
413static int prism2_ioctl_giwrate(struct net_device *dev,
414 struct iw_request_info *info,
415 struct iw_param *rrq, char *extra)
416{
417 u16 val;
418 struct hostap_interface *iface;
419 local_info_t *local;
420 int ret = 0;
421
422 iface = netdev_priv(dev);
423 local = iface->local;
424
425 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) <
426 0)
427 return -EINVAL;
428
429 if ((val & 0x1) && (val > 1))
430 rrq->fixed = 0;
431 else
432 rrq->fixed = 1;
433
434 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL &&
435 !local->fw_tx_rate_control) {
436 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in
437 * Host AP mode, so use the recorded TX rate of the last sent
438 * frame */
439 rrq->value = local->ap->last_tx_rate > 0 ?
440 local->ap->last_tx_rate * 100000 : 11000000;
441 return 0;
442 }
443
444 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) <
445 0)
446 return -EINVAL;
447
448 switch (val) {
449 case HFA384X_RATES_1MBPS:
450 rrq->value = 1000000;
451 break;
452 case HFA384X_RATES_2MBPS:
453 rrq->value = 2000000;
454 break;
455 case HFA384X_RATES_5MBPS:
456 rrq->value = 5500000;
457 break;
458 case HFA384X_RATES_11MBPS:
459 rrq->value = 11000000;
460 break;
461 default:
462 /* should not happen */
463 rrq->value = 11000000;
464 ret = -EINVAL;
465 break;
466 }
467
468 return ret;
469}
470
471
472static int prism2_ioctl_siwsens(struct net_device *dev,
473 struct iw_request_info *info,
474 struct iw_param *sens, char *extra)
475{
476 struct hostap_interface *iface;
477 local_info_t *local;
478
479 iface = netdev_priv(dev);
480 local = iface->local;
481
482 /* Set the desired AP density */
483 if (sens->value < 1 || sens->value > 3)
484 return -EINVAL;
485
486 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
487 local->func->reset_port(dev))
488 return -EINVAL;
489
490 return 0;
491}
492
493static int prism2_ioctl_giwsens(struct net_device *dev,
494 struct iw_request_info *info,
495 struct iw_param *sens, char *extra)
496{
497 struct hostap_interface *iface;
498 local_info_t *local;
8a9faf3c 499 __le16 val;
ff1d2767
JM		 500
501 iface = netdev_priv(dev);
502 local = iface->local;
503
504 /* Get the current AP density */
505 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
506 0)
507 return -EINVAL;
508
8a9faf3c 509 sens->value = le16_to_cpu(val);
ff1d2767
JM		 510 sens->fixed = 1;
511
512 return 0;
513}
514
515
516/* Deprecated in new wireless extension API */
517static int prism2_ioctl_giwaplist(struct net_device *dev,
518 struct iw_request_info *info,
519 struct iw_point *data, char *extra)
520{
521 struct hostap_interface *iface;
522 local_info_t *local;
523 struct sockaddr *addr;
524 struct iw_quality *qual;
525
526 iface = netdev_priv(dev);
527 local = iface->local;
528
529 if (local->iw_mode != IW_MODE_MASTER) {
530 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported "
531 "in Host AP mode\n");
532 data->length = 0;
533 return -EOPNOTSUPP;
534 }
535
536 addr = kmalloc(sizeof(struct sockaddr) * IW_MAX_AP, GFP_KERNEL);
537 qual = kmalloc(sizeof(struct iw_quality) * IW_MAX_AP, GFP_KERNEL);
538 if (addr == NULL || qual == NULL) {
539 kfree(addr);
540 kfree(qual);
541 data->length = 0;
542 return -ENOMEM;
543 }
544
545 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
546
547 memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
548 data->flags = 1; /* has quality information */
549 memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
550 sizeof(struct iw_quality) * data->length);
551
552 kfree(addr);
553 kfree(qual);
ff1d2767
JM		 554 return 0;
555}
556
557
558static int prism2_ioctl_siwrts(struct net_device *dev,
559 struct iw_request_info *info,
560 struct iw_param *rts, char *extra)
561{
562 struct hostap_interface *iface;
563 local_info_t *local;
8a9faf3c 564 __le16 val;
ff1d2767
JM		 565
566 iface = netdev_priv(dev);
567 local = iface->local;
568
569 if (rts->disabled)
8a9faf3c 570 val = cpu_to_le16(2347);
ff1d2767
JM		 571 else if (rts->value < 0 || rts->value > 2347)
572 return -EINVAL;
573 else
8a9faf3c 574 val = cpu_to_le16(rts->value);
ff1d2767
JM		 575
576 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
577 local->func->reset_port(dev))
578 return -EINVAL;
579
580 local->rts_threshold = rts->value;
581
582 return 0;
583}
584
585static int prism2_ioctl_giwrts(struct net_device *dev,
586 struct iw_request_info *info,
587 struct iw_param *rts, char *extra)
588{
589 struct hostap_interface *iface;
590 local_info_t *local;
8a9faf3c 591 __le16 val;
ff1d2767
JM		 592
593 iface = netdev_priv(dev);
594 local = iface->local;
595
596 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
597 0)
598 return -EINVAL;
599
8a9faf3c 600 rts->value = le16_to_cpu(val);
ff1d2767
JM		 601 rts->disabled = (rts->value == 2347);
602 rts->fixed = 1;
603
604 return 0;
605}
606
607
608static int prism2_ioctl_siwfrag(struct net_device *dev,
609 struct iw_request_info *info,
610 struct iw_param *rts, char *extra)
611{
612 struct hostap_interface *iface;
613 local_info_t *local;
8a9faf3c 614 __le16 val;
ff1d2767
JM		 615
616 iface = netdev_priv(dev);
617 local = iface->local;
618
619 if (rts->disabled)
8a9faf3c 620 val = cpu_to_le16(2346);
ff1d2767
JM		 621 else if (rts->value < 256 || rts->value > 2346)
622 return -EINVAL;
623 else
8a9faf3c 624 val = cpu_to_le16(rts->value & ~0x1); /* even numbers only */
ff1d2767
JM		 625
626 local->fragm_threshold = rts->value & ~0x1;
627 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
628 2)
629 || local->func->reset_port(dev))
630 return -EINVAL;
631
632 return 0;
633}
634
635static int prism2_ioctl_giwfrag(struct net_device *dev,
636 struct iw_request_info *info,
637 struct iw_param *rts, char *extra)
638{
639 struct hostap_interface *iface;
640 local_info_t *local;
8a9faf3c 641 __le16 val;
ff1d2767
JM		 642
643 iface = netdev_priv(dev);
644 local = iface->local;
645
646 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
647 &val, 2, 1) < 0)
648 return -EINVAL;
649
8a9faf3c 650 rts->value = le16_to_cpu(val);
ff1d2767
JM		 651 rts->disabled = (rts->value == 2346);
652 rts->fixed = 1;
653
654 return 0;
655}
656
657
658#ifndef PRISM2_NO_STATION_MODES
659static int hostap_join_ap(struct net_device *dev)
660{
661 struct hostap_interface *iface;
662 local_info_t *local;
663 struct hfa384x_join_request req;
664 unsigned long flags;
665 int i;
2e4fd068 666 struct hfa384x_hostscan_result *entry;
0795af57 667 DECLARE_MAC_BUF(mac);
ff1d2767
JM		 668
669 iface = netdev_priv(dev);
670 local = iface->local;
671
672 memcpy(req.bssid, local->preferred_ap, ETH_ALEN);
673 req.channel = 0;
674
675 spin_lock_irqsave(&local->lock, flags);
676 for (i = 0; i < local->last_scan_results_count; i++) {
677 if (!local->last_scan_results)
678 break;
679 entry = &local->last_scan_results[i];
680 if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
681 req.channel = entry->chid;
682 break;
683 }
684 }
685 spin_unlock_irqrestore(&local->lock, flags);
686
687 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
688 sizeof(req))) {
0795af57 689 printk(KERN_DEBUG "%s: JoinRequest %s"
ff1d2767 690 " failed\n",
0795af57 691 dev->name, print_mac(mac, local->preferred_ap));
ff1d2767
JM		 692 return -1;
693 }
694
0795af57
JP		 695 printk(KERN_DEBUG "%s: Trying to join BSSID %s\n",
696 dev->name, print_mac(mac, local->preferred_ap));
ff1d2767
JM		 697
698 return 0;
699}
700#endif /* PRISM2_NO_STATION_MODES */
701
702
703static int prism2_ioctl_siwap(struct net_device *dev,
704 struct iw_request_info *info,
705 struct sockaddr *ap_addr, char *extra)
706{
707#ifdef PRISM2_NO_STATION_MODES
708 return -EOPNOTSUPP;
709#else /* PRISM2_NO_STATION_MODES */
710 struct hostap_interface *iface;
711 local_info_t *local;
712
713 iface = netdev_priv(dev);
714 local = iface->local;
715
716 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN);
717
718 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) {
719 struct hfa384x_scan_request scan_req;
720 memset(&scan_req, 0, sizeof(scan_req));
8a9faf3c
AV		 721 scan_req.channel_list = cpu_to_le16(0x3fff);
722 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
ff1d2767
JM		 723 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
724 &scan_req, sizeof(scan_req))) {
725 printk(KERN_DEBUG "%s: ScanResults request failed - "
726 "preferred AP delayed to next unsolicited "
727 "scan\n", dev->name);
728 }
729 } else if (local->host_roaming == 2 &&
730 local->iw_mode == IW_MODE_INFRA) {
731 if (hostap_join_ap(dev))
732 return -EINVAL;
733 } else {
734 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
735 "in Managed mode when host_roaming is enabled\n",
736 dev->name);
737 }
738
739 return 0;
740#endif /* PRISM2_NO_STATION_MODES */
741}
742
743static int prism2_ioctl_giwap(struct net_device *dev,
744 struct iw_request_info *info,
745 struct sockaddr *ap_addr, char *extra)
746{
747 struct hostap_interface *iface;
748 local_info_t *local;
749
750 iface = netdev_priv(dev);
751 local = iface->local;
752
753 ap_addr->sa_family = ARPHRD_ETHER;
754 switch (iface->type) {
755 case HOSTAP_INTERFACE_AP:
756 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN);
757 break;
758 case HOSTAP_INTERFACE_STA:
759 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN);
760 break;
761 case HOSTAP_INTERFACE_WDS:
762 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN);
763 break;
764 default:
765 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID,
766 &ap_addr->sa_data, ETH_ALEN, 1) < 0)
767 return -EOPNOTSUPP;
768
769 /* local->bssid is also updated in LinkStatus handler when in
770 * station mode */
771 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN);
772 break;
773 }
774
775 return 0;
776}
777
778
779static int prism2_ioctl_siwnickn(struct net_device *dev,
780 struct iw_request_info *info,
781 struct iw_point *data, char *nickname)
782{
783 struct hostap_interface *iface;
784 local_info_t *local;
785
786 iface = netdev_priv(dev);
787 local = iface->local;
788
789 memset(local->name, 0, sizeof(local->name));
790 memcpy(local->name, nickname, data->length);
791 local->name_set = 1;
792
793 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) ||
794 local->func->reset_port(dev))
795 return -EINVAL;
796
797 return 0;
798}
799
800static int prism2_ioctl_giwnickn(struct net_device *dev,
801 struct iw_request_info *info,
802 struct iw_point *data, char *nickname)
803{
804 struct hostap_interface *iface;
805 local_info_t *local;
806 int len;
807 char name[MAX_NAME_LEN + 3];
808 u16 val;
809
810 iface = netdev_priv(dev);
811 local = iface->local;
812
813 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME,
814 &name, MAX_NAME_LEN + 2, 0);
8a9faf3c 815 val = le16_to_cpu(*(__le16 *) name);
ff1d2767
JM		 816 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
817 return -EOPNOTSUPP;
818
819 name[val + 2] = '\0';
820 data->length = val + 1;
821 memcpy(nickname, name + 2, val + 1);
822
823 return 0;
824}
825
826
827static int prism2_ioctl_siwfreq(struct net_device *dev,
828 struct iw_request_info *info,
829 struct iw_freq *freq, char *extra)
830{
831 struct hostap_interface *iface;
832 local_info_t *local;
833
834 iface = netdev_priv(dev);
835 local = iface->local;
836
837 /* freq => chan. */
838 if (freq->e == 1 &&
839 freq->m / 100000 >= freq_list[0] &&
840 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
841 int ch;
842 int fr = freq->m / 100000;
843 for (ch = 0; ch < FREQ_COUNT; ch++) {
844 if (fr == freq_list[ch]) {
845 freq->e = 0;
846 freq->m = ch + 1;
847 break;
848 }
849 }
850 }
851
852 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
853 !(local->channel_mask & (1 << (freq->m - 1))))
854 return -EINVAL;
855
856 local->channel = freq->m; /* channel is used in prism2_setup_rids() */
857 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
858 local->func->reset_port(dev))
859 return -EINVAL;
860
861 return 0;
862}
863
864static int prism2_ioctl_giwfreq(struct net_device *dev,
865 struct iw_request_info *info,
866 struct iw_freq *freq, char *extra)
867{
868 struct hostap_interface *iface;
869 local_info_t *local;
870 u16 val;
871
872 iface = netdev_priv(dev);
873 local = iface->local;
874
875 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) <
876 0)
877 return -EINVAL;
878
879 le16_to_cpus(&val);
880 if (val < 1 || val > FREQ_COUNT)
881 return -EINVAL;
882
883 freq->m = freq_list[val - 1] * 100000;
884 freq->e = 1;
885
886 return 0;
887}
888
889
890static void hostap_monitor_set_type(local_info_t *local)
891{
892 struct net_device *dev = local->ddev;
893
894 if (dev == NULL)
895 return;
896
897 if (local->monitor_type == PRISM2_MONITOR_PRISM ||
898 local->monitor_type == PRISM2_MONITOR_CAPHDR) {
899 dev->type = ARPHRD_IEEE80211_PRISM;
ff1d2767
JM		 900 } else {
901 dev->type = ARPHRD_IEEE80211;
ff1d2767
JM		 902 }
903}
904
905
906static int prism2_ioctl_siwessid(struct net_device *dev,
907 struct iw_request_info *info,
908 struct iw_point *data, char *ssid)
909{
910 struct hostap_interface *iface;
911 local_info_t *local;
912
913 iface = netdev_priv(dev);
914 local = iface->local;
915
916 if (iface->type == HOSTAP_INTERFACE_WDS)
917 return -EOPNOTSUPP;
918
919 if (data->flags == 0)
920 ssid[0] = '\0'; /* ANY */
921
922 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
923 /* Setting SSID to empty string seems to kill the card in
924 * Host AP mode */
925 printk(KERN_DEBUG "%s: Host AP mode does not support "
926 "'Any' essid\n", dev->name);
927 return -EINVAL;
928 }
929
930 memcpy(local->essid, ssid, data->length);
931 local->essid[data->length] = '\0';
932
933 if ((!local->fw_ap &&
934 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
935 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
936 local->func->reset_port(dev))
937 return -EINVAL;
938
939 return 0;
940}
941
942static int prism2_ioctl_giwessid(struct net_device *dev,
943 struct iw_request_info *info,
944 struct iw_point *data, char *essid)
945{
946 struct hostap_interface *iface;
947 local_info_t *local;
948 u16 val;
949
950 iface = netdev_priv(dev);
951 local = iface->local;
952
953 if (iface->type == HOSTAP_INTERFACE_WDS)
954 return -EOPNOTSUPP;
955
956 data->flags = 1; /* active */
957 if (local->iw_mode == IW_MODE_MASTER) {
958 data->length = strlen(local->essid);
959 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
960 } else {
961 int len;
962 char ssid[MAX_SSID_LEN + 2];
963 memset(ssid, 0, sizeof(ssid));
964 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
965 &ssid, MAX_SSID_LEN + 2, 0);
8a9faf3c 966 val = le16_to_cpu(*(__le16 *) ssid);
ff1d2767
JM		 967 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
968 return -EOPNOTSUPP;
969 }
970 data->length = val;
971 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
972 }
973
974 return 0;
975}
976
977
978static int prism2_ioctl_giwrange(struct net_device *dev,
979 struct iw_request_info *info,
980 struct iw_point *data, char *extra)
981{
982 struct hostap_interface *iface;
983 local_info_t *local;
984 struct iw_range *range = (struct iw_range *) extra;
985 u8 rates[10];
986 u16 val;
987 int i, len, over2;
988
989 iface = netdev_priv(dev);
990 local = iface->local;
991
992 data->length = sizeof(struct iw_range);
993 memset(range, 0, sizeof(struct iw_range));
994
995 /* TODO: could fill num_txpower and txpower array with
996 * something; however, there are 128 different values.. */
997
998 range->txpower_capa = IW_TXPOW_DBM;
999
1000 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
1001 {
1002 range->min_pmp = 1 * 1024;
1003 range->max_pmp = 65535 * 1024;
1004 range->min_pmt = 1 * 1024;
1005 range->max_pmt = 1000 * 1024;
1006 range->pmp_flags = IW_POWER_PERIOD;
1007 range->pmt_flags = IW_POWER_TIMEOUT;
1008 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
1009 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
1010 }
1011
1012 range->we_version_compiled = WIRELESS_EXT;
1013 range->we_version_source = 18;
1014
1015 range->retry_capa = IW_RETRY_LIMIT;
1016 range->retry_flags = IW_RETRY_LIMIT;
1017 range->min_retry = 0;
1018 range->max_retry = 255;
1019
1020 range->num_channels = FREQ_COUNT;
1021
1022 val = 0;
1023 for (i = 0; i < FREQ_COUNT; i++) {
1024 if (local->channel_mask & (1 << i)) {
1025 range->freq[val].i = i + 1;
1026 range->freq[val].m = freq_list[i] * 100000;
1027 range->freq[val].e = 1;
1028 val++;
1029 }
1030 if (val == IW_MAX_FREQUENCIES)
1031 break;
1032 }
1033 range->num_frequency = val;
1034
1035 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1036 range->max_qual.qual = 70; /* what is correct max? This was not
1037 * documented exactly. At least
1038 * 69 has been observed. */
1039 range->max_qual.level = 0; /* dB */
1040 range->max_qual.noise = 0; /* dB */
1041
1042 /* What would be suitable values for "average/typical" qual? */
1043 range->avg_qual.qual = 20;
1044 range->avg_qual.level = -60;
1045 range->avg_qual.noise = -95;
1046 } else {
1047 range->max_qual.qual = 92; /* 0 .. 92 */
1048 range->max_qual.level = 154; /* 27 .. 154 */
1049 range->max_qual.noise = 154; /* 27 .. 154 */
1050 }
1051 range->sensitivity = 3;
1052
1053 range->max_encoding_tokens = WEP_KEYS;
1054 range->num_encoding_sizes = 2;
1055 range->encoding_size[0] = 5;
1056 range->encoding_size[1] = 13;
1057
1058 over2 = 0;
1059 len = prism2_get_datarates(dev, rates);
1060 range->num_bitrates = 0;
1061 for (i = 0; i < len; i++) {
1062 if (range->num_bitrates < IW_MAX_BITRATES) {
1063 range->bitrate[range->num_bitrates] =
1064 rates[i] * 500000;
1065 range->num_bitrates++;
1066 }
1067 if (rates[i] == 0x0b || rates[i] == 0x16)
1068 over2 = 1;
1069 }
1070 /* estimated maximum TCP throughput values (bps) */
1071 range->throughput = over2 ? 5500000 : 1500000;
1072
1073 range->min_rts = 0;
1074 range->max_rts = 2347;
1075 range->min_frag = 256;
1076 range->max_frag = 2346;
1077
1078 /* Event capability (kernel + driver) */
1079 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1080 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1081 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1082 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1083 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1084 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1085 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1086 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1087 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1088
1089 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1090 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1091
374fdfbc
DW		 1092 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1093 range->scan_capa = IW_SCAN_CAPA_ESSID;
1094
ff1d2767
JM		 1095 return 0;
1096}
1097
1098
1099static int hostap_monitor_mode_enable(local_info_t *local)
1100{
1101 struct net_device *dev = local->dev;
1102
1103 printk(KERN_DEBUG "Enabling monitor mode\n");
1104 hostap_monitor_set_type(local);
1105
1106 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1107 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1108 printk(KERN_DEBUG "Port type setting for monitor mode "
1109 "failed\n");
1110 return -EOPNOTSUPP;
1111 }
1112
1113 /* Host decrypt is needed to get the IV and ICV fields;
1114 * however, monitor mode seems to remove WEP flag from frame
1115 * control field */
1116 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1117 HFA384X_WEPFLAGS_HOSTENCRYPT |
1118 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1119 printk(KERN_DEBUG "WEP flags setting failed\n");
1120 return -EOPNOTSUPP;
1121 }
1122
1123 if (local->func->reset_port(dev) ||
1124 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1125 (HFA384X_TEST_MONITOR << 8),
1126 0, NULL, NULL)) {
1127 printk(KERN_DEBUG "Setting monitor mode failed\n");
1128 return -EOPNOTSUPP;
1129 }
1130
1131 return 0;
1132}
1133
1134
1135static int hostap_monitor_mode_disable(local_info_t *local)
1136{
1137 struct net_device *dev = local->ddev;
1138
1139 if (dev == NULL)
1140 return -1;
1141
1142 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1143 dev->type = ARPHRD_ETHER;
3b04ddde 1144
ff1d2767
JM		 1145 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1146 (HFA384X_TEST_STOP << 8),
1147 0, NULL, NULL))
1148 return -1;
1149 return hostap_set_encryption(local);
1150}
1151
1152
1153static int prism2_ioctl_siwmode(struct net_device *dev,
1154 struct iw_request_info *info,
1155 __u32 *mode, char *extra)
1156{
1157 struct hostap_interface *iface;
1158 local_info_t *local;
1159 int double_reset = 0;
1160
1161 iface = netdev_priv(dev);
1162 local = iface->local;
1163
1164 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1165 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1166 *mode != IW_MODE_MONITOR)
1167 return -EOPNOTSUPP;
1168
1169#ifdef PRISM2_NO_STATION_MODES
1170 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1171 return -EOPNOTSUPP;
1172#endif /* PRISM2_NO_STATION_MODES */
1173
1174 if (*mode == local->iw_mode)
1175 return 0;
1176
1177 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1178 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1179 "mode\n", dev->name);
1180 return -EINVAL;
1181 }
1182
1183 if (local->iw_mode == IW_MODE_MONITOR)
1184 hostap_monitor_mode_disable(local);
1185
f3b10e16
JM		 1186 if ((local->iw_mode == IW_MODE_ADHOC ||
1187 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
ff1d2767
JM		 1188 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1189 * that leaves beacon frames to use IBSS type when moving from
1190 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1191 * enough to workaround this. */
1192 double_reset = 1;
1193 }
1194
1195 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1196 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1197 local->iw_mode = *mode;
1198
1199 if (local->iw_mode == IW_MODE_MONITOR)
1200 hostap_monitor_mode_enable(local);
1201 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1202 !local->fw_encrypt_ok) {
1203 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1204 "a workaround for firmware bug in Host AP mode WEP\n",
1205 dev->name);
1206 local->host_encrypt = 1;
1207 }
1208
1209 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1210 hostap_get_porttype(local)))
1211 return -EOPNOTSUPP;
1212
1213 if (local->func->reset_port(dev))
1214 return -EINVAL;
1215 if (double_reset && local->func->reset_port(dev))
1216 return -EINVAL;
1217
1218 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1219 {
1220 /* netif_carrier is used only in client modes for now, so make
1221 * sure carrier is on when moving to non-client modes. */
1222 netif_carrier_on(local->dev);
1223 netif_carrier_on(local->ddev);
1224 }
1225 return 0;
1226}
1227
1228
1229static int prism2_ioctl_giwmode(struct net_device *dev,
1230 struct iw_request_info *info,
1231 __u32 *mode, char *extra)
1232{
1233 struct hostap_interface *iface;
1234 local_info_t *local;
1235
1236 iface = netdev_priv(dev);
1237 local = iface->local;
1238
1239 switch (iface->type) {
1240 case HOSTAP_INTERFACE_STA:
1241 *mode = IW_MODE_INFRA;
1242 break;
1243 case HOSTAP_INTERFACE_WDS:
1244 *mode = IW_MODE_REPEAT;
1245 break;
1246 default:
1247 *mode = local->iw_mode;
1248 break;
1249 }
1250 return 0;
1251}
1252
1253
1254static int prism2_ioctl_siwpower(struct net_device *dev,
1255 struct iw_request_info *info,
1256 struct iw_param *wrq, char *extra)
1257{
1258#ifdef PRISM2_NO_STATION_MODES
1259 return -EOPNOTSUPP;
1260#else /* PRISM2_NO_STATION_MODES */
1261 int ret = 0;
1262
1263 if (wrq->disabled)
1264 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1265
1266 switch (wrq->flags & IW_POWER_MODE) {
1267 case IW_POWER_UNICAST_R:
1268 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1269 if (ret)
1270 return ret;
1271 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1272 if (ret)
1273 return ret;
1274 break;
1275 case IW_POWER_ALL_R:
1276 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1277 if (ret)
1278 return ret;
1279 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1280 if (ret)
1281 return ret;
1282 break;
1283 case IW_POWER_ON:
1284 break;
1285 default:
1286 return -EINVAL;
1287 }
1288
1289 if (wrq->flags & IW_POWER_TIMEOUT) {
1290 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1291 if (ret)
1292 return ret;
1293 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1294 wrq->value / 1024);
1295 if (ret)
1296 return ret;
1297 }
1298 if (wrq->flags & IW_POWER_PERIOD) {
1299 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1300 if (ret)
1301 return ret;
1302 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1303 wrq->value / 1024);
1304 if (ret)
1305 return ret;
1306 }
1307
1308 return ret;
1309#endif /* PRISM2_NO_STATION_MODES */
1310}
1311
1312
1313static int prism2_ioctl_giwpower(struct net_device *dev,
1314 struct iw_request_info *info,
1315 struct iw_param *rrq, char *extra)
1316{
1317#ifdef PRISM2_NO_STATION_MODES
1318 return -EOPNOTSUPP;
1319#else /* PRISM2_NO_STATION_MODES */
1320 struct hostap_interface *iface;
1321 local_info_t *local;
8a9faf3c 1322 __le16 enable, mcast;
ff1d2767
JM		 1323
1324 iface = netdev_priv(dev);
1325 local = iface->local;
1326
1327 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1328 < 0)
1329 return -EINVAL;
1330
8a9faf3c 1331 if (!le16_to_cpu(enable)) {
ff1d2767
JM		 1332 rrq->disabled = 1;
1333 return 0;
1334 }
1335
1336 rrq->disabled = 0;
1337
1338 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
8a9faf3c 1339 __le16 timeout;
ff1d2767
JM		 1340 if (local->func->get_rid(dev,
1341 HFA384X_RID_CNFPMHOLDOVERDURATION,
1342 &timeout, 2, 1) < 0)
1343 return -EINVAL;
1344
1345 rrq->flags = IW_POWER_TIMEOUT;
8a9faf3c 1346 rrq->value = le16_to_cpu(timeout) * 1024;
ff1d2767 1347 } else {
8a9faf3c 1348 __le16 period;
ff1d2767
JM		 1349 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1350 &period, 2, 1) < 0)
1351 return -EINVAL;
1352
1353 rrq->flags = IW_POWER_PERIOD;
8a9faf3c 1354 rrq->value = le16_to_cpu(period) * 1024;
ff1d2767
JM		 1355 }
1356
1357 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1358 2, 1) < 0)
1359 return -EINVAL;
1360
8a9faf3c 1361 if (le16_to_cpu(mcast))
ff1d2767
JM		 1362 rrq->flags |= IW_POWER_ALL_R;
1363 else
1364 rrq->flags |= IW_POWER_UNICAST_R;
1365
1366 return 0;
1367#endif /* PRISM2_NO_STATION_MODES */
1368}
1369
1370
1371static int prism2_ioctl_siwretry(struct net_device *dev,
1372 struct iw_request_info *info,
1373 struct iw_param *rrq, char *extra)
1374{
1375 struct hostap_interface *iface;
1376 local_info_t *local;
1377
1378 iface = netdev_priv(dev);
1379 local = iface->local;
1380
1381 if (rrq->disabled)
1382 return -EINVAL;
1383
1384 /* setting retry limits is not supported with the current station
1385 * firmware code; simulate this with alternative retry count for now */
1386 if (rrq->flags == IW_RETRY_LIMIT) {
1387 if (rrq->value < 0) {
1388 /* disable manual retry count setting and use firmware
1389 * defaults */
1390 local->manual_retry_count = -1;
1391 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1392 } else {
1393 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1394 rrq->value)) {
1395 printk(KERN_DEBUG "%s: Alternate retry count "
1396 "setting to %d failed\n",
1397 dev->name, rrq->value);
1398 return -EOPNOTSUPP;
1399 }
1400
1401 local->manual_retry_count = rrq->value;
1402 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1403 }
1404 return 0;
1405 }
1406
1407 return -EOPNOTSUPP;
1408
1409#if 0
1410 /* what could be done, if firmware would support this.. */
1411
1412 if (rrq->flags & IW_RETRY_LIMIT) {
9fb08363 1413 if (rrq->flags & IW_RETRY_LONG)
ff1d2767 1414 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
9fb08363 1415 else if (rrq->flags & IW_RETRY_SHORT)
ff1d2767
JM		 1416 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1417 else {
1418 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1419 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1420 }
1421
1422 }
1423
1424 if (rrq->flags & IW_RETRY_LIFETIME) {
1425 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1426 }
1427
1428 return 0;
1429#endif /* 0 */
1430}
1431
1432static int prism2_ioctl_giwretry(struct net_device *dev,
1433 struct iw_request_info *info,
1434 struct iw_param *rrq, char *extra)
1435{
1436 struct hostap_interface *iface;
1437 local_info_t *local;
8a9faf3c 1438 __le16 shortretry, longretry, lifetime, altretry;
ff1d2767
JM		 1439
1440 iface = netdev_priv(dev);
1441 local = iface->local;
1442
1443 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1444 2, 1) < 0 ||
1445 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1446 2, 1) < 0 ||
1447 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1448 &lifetime, 2, 1) < 0)
1449 return -EINVAL;
1450
ff1d2767
JM		 1451 rrq->disabled = 0;
1452
1453 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1454 rrq->flags = IW_RETRY_LIFETIME;
8a9faf3c 1455 rrq->value = le16_to_cpu(lifetime) * 1024;
ff1d2767
JM		 1456 } else {
1457 if (local->manual_retry_count >= 0) {
1458 rrq->flags = IW_RETRY_LIMIT;
1459 if (local->func->get_rid(dev,
1460 HFA384X_RID_CNFALTRETRYCOUNT,
1461 &altretry, 2, 1) >= 0)
1462 rrq->value = le16_to_cpu(altretry);
1463 else
1464 rrq->value = local->manual_retry_count;
9fb08363
JT		 1465 } else if ((rrq->flags & IW_RETRY_LONG)) {
1466 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
8a9faf3c 1467 rrq->value = le16_to_cpu(longretry);
ff1d2767
JM		 1468 } else {
1469 rrq->flags = IW_RETRY_LIMIT;
8a9faf3c 1470 rrq->value = le16_to_cpu(shortretry);
ff1d2767 1471 if (shortretry != longretry)
9fb08363 1472 rrq->flags |= IW_RETRY_SHORT;
ff1d2767
JM		 1473 }
1474 }
1475 return 0;
1476}
1477
1478
1479/* Note! This TX power controlling is experimental and should not be used in
1480 * production use. It just sets raw power register and does not use any kind of
1481 * feedback information from the measured TX power (CR58). This is now
1482 * commented out to make sure that it is not used by accident. TX power
1483 * configuration will be enabled again after proper algorithm using feedback
1484 * has been implemented. */
1485
1486#ifdef RAW_TXPOWER_SETTING
1487/* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1488 * This version assumes following mapping:
1489 * CR31 is 7-bit value with -64 to +63 range.
1490 * -64 is mapped into +20dBm and +63 into -43dBm.
1491 * This is certainly not an exact mapping for every card, but at least
1492 * increasing dBm value should correspond to increasing TX power.
1493 */
1494
1495static int prism2_txpower_hfa386x_to_dBm(u16 val)
1496{
1497 signed char tmp;
1498
1499 if (val > 255)
1500 val = 255;
1501
1502 tmp = val;
1503 tmp >>= 2;
1504
1505 return -12 - tmp;
1506}
1507
1508static u16 prism2_txpower_dBm_to_hfa386x(int val)
1509{
1510 signed char tmp;
1511
1512 if (val > 20)
1513 return 128;
1514 else if (val < -43)
1515 return 127;
1516
1517 tmp = val;
1518 tmp = -12 - tmp;
1519 tmp <<= 2;
1520
1521 return (unsigned char) tmp;
1522}
1523#endif /* RAW_TXPOWER_SETTING */
1524
1525
1526static int prism2_ioctl_siwtxpow(struct net_device *dev,
1527 struct iw_request_info *info,
1528 struct iw_param *rrq, char *extra)
1529{
1530 struct hostap_interface *iface;
1531 local_info_t *local;
1532#ifdef RAW_TXPOWER_SETTING
1533 char *tmp;
1534#endif
1535 u16 val;
1536 int ret = 0;
1537
1538 iface = netdev_priv(dev);
1539 local = iface->local;
1540
1541 if (rrq->disabled) {
1542 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1543 val = 0xff; /* use all standby and sleep modes */
1544 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1545 HFA386X_CR_A_D_TEST_MODES2,
1546 &val, NULL);
1547 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1548 dev->name, ret ? "failed" : "OK");
1549 local->txpower_type = PRISM2_TXPOWER_OFF;
1550 }
1551 return (ret ? -EOPNOTSUPP : 0);
1552 }
1553
1554 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1555 val = 0; /* disable all standby and sleep modes */
1556 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1557 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1558 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1559 dev->name, ret ? "failed" : "OK");
1560 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1561 }
1562
1563#ifdef RAW_TXPOWER_SETTING
1564 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1565 printk(KERN_DEBUG "Setting ALC on\n");
1566 val = HFA384X_TEST_CFG_BIT_ALC;
1567 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1568 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1569 local->txpower_type = PRISM2_TXPOWER_AUTO;
1570 return 0;
1571 }
1572
1573 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1574 printk(KERN_DEBUG "Setting ALC off\n");
1575 val = HFA384X_TEST_CFG_BIT_ALC;
1576 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1577 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1578 local->txpower_type = PRISM2_TXPOWER_FIXED;
1579 }
1580
1581 if (rrq->flags == IW_TXPOW_DBM)
1582 tmp = "dBm";
1583 else if (rrq->flags == IW_TXPOW_MWATT)
1584 tmp = "mW";
1585 else
1586 tmp = "UNKNOWN";
1587 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1588
1589 if (rrq->flags != IW_TXPOW_DBM) {
1590 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1591 return -EOPNOTSUPP;
1592 }
1593
1594 local->txpower = rrq->value;
1595 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1596 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1597 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1598 ret = -EOPNOTSUPP;
1599#else /* RAW_TXPOWER_SETTING */
1600 if (rrq->fixed)
1601 ret = -EOPNOTSUPP;
1602#endif /* RAW_TXPOWER_SETTING */
1603
1604 return ret;
1605}
1606
1607static int prism2_ioctl_giwtxpow(struct net_device *dev,
1608 struct iw_request_info *info,
1609 struct iw_param *rrq, char *extra)
1610{
1611#ifdef RAW_TXPOWER_SETTING
1612 struct hostap_interface *iface;
1613 local_info_t *local;
1614 u16 resp0;
1615
1616 iface = netdev_priv(dev);
1617 local = iface->local;
1618
1619 rrq->flags = IW_TXPOW_DBM;
1620 rrq->disabled = 0;
1621 rrq->fixed = 0;
1622
1623 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1624 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1625 HFA386X_CR_MANUAL_TX_POWER,
1626 NULL, &resp0) == 0) {
1627 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1628 } else {
1629 /* Could not get real txpower; guess 15 dBm */
1630 rrq->value = 15;
1631 }
1632 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1633 rrq->value = 0;
1634 rrq->disabled = 1;
1635 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1636 rrq->value = local->txpower;
1637 rrq->fixed = 1;
1638 } else {
1639 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1640 local->txpower_type);
1641 }
1642 return 0;
1643#else /* RAW_TXPOWER_SETTING */
1644 return -EOPNOTSUPP;
1645#endif /* RAW_TXPOWER_SETTING */
1646}
1647
1648
1649#ifndef PRISM2_NO_STATION_MODES
1650
1651/* HostScan request works with and without host_roaming mode. In addition, it
1652 * does not break current association. However, it requires newer station
1653 * firmware version (>= 1.3.1) than scan request. */
1654static int prism2_request_hostscan(struct net_device *dev,
1655 u8 *ssid, u8 ssid_len)
1656{
1657 struct hostap_interface *iface;
1658 local_info_t *local;
1659 struct hfa384x_hostscan_request scan_req;
1660
1661 iface = netdev_priv(dev);
1662 local = iface->local;
1663
1664 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1665 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1666 local->scan_channel_mask);
ff1d2767
JM		 1667 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1668 if (ssid) {
1669 if (ssid_len > 32)
1670 return -EINVAL;
1671 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1672 memcpy(scan_req.target_ssid, ssid, ssid_len);
1673 }
1674
1675 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1676 sizeof(scan_req))) {
1677 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1678 return -EINVAL;
1679 }
1680 return 0;
1681}
1682
1683
1684static int prism2_request_scan(struct net_device *dev)
1685{
1686 struct hostap_interface *iface;
1687 local_info_t *local;
1688 struct hfa384x_scan_request scan_req;
1689 int ret = 0;
1690
1691 iface = netdev_priv(dev);
1692 local = iface->local;
1693
1694 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1695 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1696 local->scan_channel_mask);
ff1d2767
JM		 1697 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1698
1699 /* FIX:
1700 * It seems to be enough to set roaming mode for a short moment to
1701 * host-based and then setup scanrequest data and return the mode to
1702 * firmware-based.
1703 *
1704 * Master mode would need to drop to Managed mode for a short while
1705 * to make scanning work.. Or sweep through the different channels and
1706 * use passive scan based on beacons. */
1707
1708 if (!local->host_roaming)
1709 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1710 HFA384X_ROAMING_HOST);
1711
1712 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1713 sizeof(scan_req))) {
1714 printk(KERN_DEBUG "SCANREQUEST failed\n");
1715 ret = -EINVAL;
1716 }
1717
1718 if (!local->host_roaming)
1719 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1720 HFA384X_ROAMING_FIRMWARE);
1721
1722 return 0;
1723}
1724
1725#else /* !PRISM2_NO_STATION_MODES */
1726
1727static inline int prism2_request_hostscan(struct net_device *dev,
1728 u8 *ssid, u8 ssid_len)
1729{
1730 return -EOPNOTSUPP;
1731}
1732
1733
1734static inline int prism2_request_scan(struct net_device *dev)
1735{
1736 return -EOPNOTSUPP;
1737}
1738
1739#endif /* !PRISM2_NO_STATION_MODES */
1740
1741
1742static int prism2_ioctl_siwscan(struct net_device *dev,
1743 struct iw_request_info *info,
1744 struct iw_point *data, char *extra)
1745{
1746 struct hostap_interface *iface;
1747 local_info_t *local;
1748 int ret;
1749 u8 *ssid = NULL, ssid_len = 0;
1750 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1751
1752 iface = netdev_priv(dev);
1753 local = iface->local;
1754
1755 if (data->length < sizeof(struct iw_scan_req))
1756 req = NULL;
1757
1758 if (local->iw_mode == IW_MODE_MASTER) {
1759 /* In master mode, we just return the results of our local
1760 * tables, so we don't need to start anything...
1761 * Jean II */
1762 data->length = 0;
1763 return 0;
1764 }
1765
1766 if (!local->dev_enabled)
1767 return -ENETDOWN;
1768
1769 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1770 ssid = req->essid;
1771 ssid_len = req->essid_len;
1772
1773 if (ssid_len &&
1774 ((local->iw_mode != IW_MODE_INFRA &&
1775 local->iw_mode != IW_MODE_ADHOC) ||
1776 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1777 return -EOPNOTSUPP;
1778 }
1779
1780 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1781 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1782 else
1783 ret = prism2_request_scan(dev);
1784
1785 if (ret == 0)
1786 local->scan_timestamp = jiffies;
1787
1788 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1789
1790 return ret;
1791}
1792
1793
1794#ifndef PRISM2_NO_STATION_MODES
1795static char * __prism2_translate_scan(local_info_t *local,
ccc58057 1796 struct iw_request_info *info,
2e4fd068
JM		 1797 struct hfa384x_hostscan_result *scan,
1798 struct hostap_bss_info *bss,
ff1d2767
JM		 1799 char *current_ev, char *end_buf)
1800{
1801 int i, chan;
1802 struct iw_event iwe;
1803 char *current_val;
1804 u16 capabilities;
1805 u8 *pos;
2e4fd068 1806 u8 *ssid, *bssid;
ff1d2767
JM		 1807 size_t ssid_len;
1808 char *buf;
1809
1810 if (bss) {
1811 ssid = bss->ssid;
1812 ssid_len = bss->ssid_len;
2e4fd068 1813 bssid = bss->bssid;
ff1d2767 1814 } else {
2e4fd068
JM		 1815 ssid = scan->ssid;
1816 ssid_len = le16_to_cpu(scan->ssid_len);
1817 bssid = scan->bssid;
ff1d2767
JM		 1818 }
1819 if (ssid_len > 32)
1820 ssid_len = 32;
1821
1822 /* First entry *MUST* be the AP MAC address */
1823 memset(&iwe, 0, sizeof(iwe));
1824 iwe.cmd = SIOCGIWAP;
1825 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1826 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
ccc58057 1827 current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe,
ff1d2767
JM		 1828 IW_EV_ADDR_LEN);
1829
1830 /* Other entries will be displayed in the order we give them */
1831
1832 memset(&iwe, 0, sizeof(iwe));
1833 iwe.cmd = SIOCGIWESSID;
1834 iwe.u.data.length = ssid_len;
1835 iwe.u.data.flags = 1;
ccc58057
DM		 1836 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1837 &iwe, ssid);
ff1d2767
JM		 1838
1839 memset(&iwe, 0, sizeof(iwe));
1840 iwe.cmd = SIOCGIWMODE;
1841 if (bss) {
1842 capabilities = bss->capab_info;
1843 } else {
2e4fd068 1844 capabilities = le16_to_cpu(scan->capability);
ff1d2767
JM		 1845 }
1846 if (capabilities & (WLAN_CAPABILITY_ESS |
1847 WLAN_CAPABILITY_IBSS)) {
1848 if (capabilities & WLAN_CAPABILITY_ESS)
1849 iwe.u.mode = IW_MODE_MASTER;
1850 else
1851 iwe.u.mode = IW_MODE_ADHOC;
ccc58057
DM		 1852 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1853 &iwe, IW_EV_UINT_LEN);
ff1d2767
JM		 1854 }
1855
1856 memset(&iwe, 0, sizeof(iwe));
1857 iwe.cmd = SIOCGIWFREQ;
2e4fd068 1858 if (scan) {
dac322e3 1859 chan = le16_to_cpu(scan->chid);
ff1d2767
JM		 1860 } else if (bss) {
1861 chan = bss->chan;
1862 } else {
1863 chan = 0;
1864 }
1865
1866 if (chan > 0) {
dac322e3 1867 iwe.u.freq.m = freq_list[chan - 1] * 100000;
ff1d2767 1868 iwe.u.freq.e = 1;
ccc58057
DM		 1869 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1870 &iwe, IW_EV_FREQ_LEN);
ff1d2767
JM		 1871 }
1872
2e4fd068 1873 if (scan) {
ff1d2767
JM		 1874 memset(&iwe, 0, sizeof(iwe));
1875 iwe.cmd = IWEVQUAL;
2e4fd068
JM		 1876 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1877 iwe.u.qual.level = le16_to_cpu(scan->sl);
1878 iwe.u.qual.noise = le16_to_cpu(scan->anl);
ff1d2767
JM		 1879 } else {
1880 iwe.u.qual.level =
1881 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1882 iwe.u.qual.noise =
1883 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1884 }
c28df16e
JT		 1885 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1886 | IW_QUAL_NOISE_UPDATED
1887 | IW_QUAL_QUAL_INVALID
1888 | IW_QUAL_DBM;
ccc58057
DM		 1889 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1890 &iwe, IW_EV_QUAL_LEN);
ff1d2767
JM		 1891 }
1892
1893 memset(&iwe, 0, sizeof(iwe));
1894 iwe.cmd = SIOCGIWENCODE;
1895 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1896 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1897 else
1898 iwe.u.data.flags = IW_ENCODE_DISABLED;
1899 iwe.u.data.length = 0;
ccc58057 1900 current_ev = iwe_stream_add_point(info, current_ev, end_buf, &iwe, "");
ff1d2767
JM		 1901
1902 /* TODO: add SuppRates into BSS table */
2e4fd068 1903 if (scan) {
ff1d2767
JM		 1904 memset(&iwe, 0, sizeof(iwe));
1905 iwe.cmd = SIOCGIWRATE;
ccc58057 1906 current_val = current_ev + iwe_stream_lcp_len(info);
2e4fd068 1907 pos = scan->sup_rates;
ff1d2767
JM		 1908 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1909 if (pos[i] == 0)
1910 break;
1911 /* Bit rate given in 500 kb/s units (+ 0x80) */
1912 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1913 current_val = iwe_stream_add_value(
ccc58057 1914 info, current_ev, current_val, end_buf, &iwe,
ff1d2767
JM		 1915 IW_EV_PARAM_LEN);
1916 }
1917 /* Check if we added any event */
ccc58057 1918 if ((current_val - current_ev) > iwe_stream_lcp_len(info))
ff1d2767
JM		 1919 current_ev = current_val;
1920 }
1921
1922 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
a9d12b9a 1923 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC);
2e4fd068 1924 if (buf && scan) {
ff1d2767
JM		 1925 memset(&iwe, 0, sizeof(iwe));
1926 iwe.cmd = IWEVCUSTOM;
2e4fd068 1927 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
ff1d2767 1928 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1929 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1930 &iwe, buf);
ff1d2767
JM		 1931
1932 memset(&iwe, 0, sizeof(iwe));
1933 iwe.cmd = IWEVCUSTOM;
2e4fd068 1934 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
ff1d2767 1935 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1936 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1937 &iwe, buf);
ff1d2767 1938
2e4fd068
JM		 1939 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1940 (capabilities & WLAN_CAPABILITY_IBSS)) {
ff1d2767
JM		 1941 memset(&iwe, 0, sizeof(iwe));
1942 iwe.cmd = IWEVCUSTOM;
2e4fd068 1943 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
ff1d2767 1944 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1945 current_ev = iwe_stream_add_point(info, current_ev,
1946 end_buf, &iwe, buf);
ff1d2767
JM		 1947 }
1948 }
1949 kfree(buf);
1950
1951 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1952 memset(&iwe, 0, sizeof(iwe));
1953 iwe.cmd = IWEVGENIE;
1954 iwe.u.data.length = bss->wpa_ie_len;
ccc58057
DM		 1955 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1956 &iwe, bss->wpa_ie);
ff1d2767
JM		 1957 }
1958
1959 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1960 memset(&iwe, 0, sizeof(iwe));
1961 iwe.cmd = IWEVGENIE;
1962 iwe.u.data.length = bss->rsn_ie_len;
ccc58057
DM		 1963 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1964 &iwe, bss->rsn_ie);
ff1d2767
JM		 1965 }
1966
1967 return current_ev;
1968}
1969
1970
1971/* Translate scan data returned from the card to a card independant
1972 * format that the Wireless Tools will understand - Jean II */
1973static inline int prism2_translate_scan(local_info_t *local,
ccc58057 1974 struct iw_request_info *info,
ff1d2767
JM		 1975 char *buffer, int buflen)
1976{
2e4fd068
JM		 1977 struct hfa384x_hostscan_result *scan;
1978 int entry, hostscan;
ff1d2767
JM		 1979 char *current_ev = buffer;
1980 char *end_buf = buffer + buflen;
ff1d2767
JM		 1981 struct list_head *ptr;
1982
1983 spin_lock_bh(&local->lock);
1984
1985 list_for_each(ptr, &local->bss_list) {
1986 struct hostap_bss_info *bss;
1987 bss = list_entry(ptr, struct hostap_bss_info, list);
1988 bss->included = 0;
1989 }
1990
1991 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
2e4fd068 1992 for (entry = 0; entry < local->last_scan_results_count; entry++) {
ff1d2767
JM		 1993 int found = 0;
1994 scan = &local->last_scan_results[entry];
ff1d2767
JM		 1995
1996 /* Report every SSID if the AP is using multiple SSIDs. If no
1997 * BSS record is found (e.g., when WPA mode is disabled),
1998 * report the AP once. */
1999 list_for_each(ptr, &local->bss_list) {
2000 struct hostap_bss_info *bss;
2001 bss = list_entry(ptr, struct hostap_bss_info, list);
2e4fd068 2002 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
ff1d2767
JM		 2003 bss->included = 1;
2004 current_ev = __prism2_translate_scan(
ccc58057
DM		 2005 local, info, scan, bss, current_ev,
2006 end_buf);
ff1d2767
JM		 2007 found++;
2008 }
2009 }
2010 if (!found) {
2011 current_ev = __prism2_translate_scan(
ccc58057 2012 local, info, scan, NULL, current_ev, end_buf);
ff1d2767
JM		 2013 }
2014 /* Check if there is space for one more entry */
2015 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2016 /* Ask user space to try again with a bigger buffer */
2017 spin_unlock_bh(&local->lock);
2018 return -E2BIG;
2019 }
2020 }
2021
2022 /* Prism2 firmware has limits (32 at least in some versions) for number
2023 * of BSSes in scan results. Extend this limit by using local BSS list.
2024 */
2025 list_for_each(ptr, &local->bss_list) {
2026 struct hostap_bss_info *bss;
2027 bss = list_entry(ptr, struct hostap_bss_info, list);
2028 if (bss->included)
2029 continue;
ccc58057 2030 current_ev = __prism2_translate_scan(local, info, NULL, bss,
2e4fd068 2031 current_ev, end_buf);
ff1d2767
JM		 2032 /* Check if there is space for one more entry */
2033 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2034 /* Ask user space to try again with a bigger buffer */
2035 spin_unlock_bh(&local->lock);
2036 return -E2BIG;
2037 }
2038 }
2039
2040 spin_unlock_bh(&local->lock);
2041
2042 return current_ev - buffer;
2043}
2044#endif /* PRISM2_NO_STATION_MODES */
2045
2046
2047static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2048 struct iw_request_info *info,
2049 struct iw_point *data, char *extra)
2050{
2051#ifdef PRISM2_NO_STATION_MODES
2052 return -EOPNOTSUPP;
2053#else /* PRISM2_NO_STATION_MODES */
2054 struct hostap_interface *iface;
2055 local_info_t *local;
2056 int res;
2057
2058 iface = netdev_priv(dev);
2059 local = iface->local;
2060
2061 /* Wait until the scan is finished. We can probably do better
2062 * than that - Jean II */
2063 if (local->scan_timestamp &&
2064 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2065 /* Important note : we don't want to block the caller
2066 * until results are ready for various reasons.
2067 * First, managing wait queues is complex and racy
2068 * (there may be multiple simultaneous callers).
2069 * Second, we grab some rtnetlink lock before comming
2070 * here (in dev_ioctl()).
2071 * Third, the caller can wait on the Wireless Event
2072 * - Jean II */
2073 return -EAGAIN;
2074 }
2075 local->scan_timestamp = 0;
2076
ccc58057 2077 res = prism2_translate_scan(local, info, extra, data->length);
ff1d2767
JM		 2078
2079 if (res >= 0) {
2080 data->length = res;
2081 return 0;
2082 } else {
2083 data->length = 0;
2084 return res;
2085 }
2086#endif /* PRISM2_NO_STATION_MODES */
2087}
2088
2089
2090static int prism2_ioctl_giwscan(struct net_device *dev,
2091 struct iw_request_info *info,
2092 struct iw_point *data, char *extra)
2093{
2094 struct hostap_interface *iface;
2095 local_info_t *local;
2096 int res;
2097
2098 iface = netdev_priv(dev);
2099 local = iface->local;
2100
2101 if (local->iw_mode == IW_MODE_MASTER) {
2102 /* In MASTER mode, it doesn't make sense to go around
2103 * scanning the frequencies and make the stations we serve
2104 * wait when what the user is really interested about is the
2105 * list of stations and access points we are talking to.
2106 * So, just extract results from our cache...
2107 * Jean II */
2108
2109 /* Translate to WE format */
ccc58057 2110 res = prism2_ap_translate_scan(dev, info, extra);
ff1d2767
JM		 2111 if (res >= 0) {
2112 printk(KERN_DEBUG "Scan result translation succeeded "
2113 "(length=%d)\n", res);
2114 data->length = res;
2115 return 0;
2116 } else {
2117 printk(KERN_DEBUG
2118 "Scan result translation failed (res=%d)\n",
2119 res);
2120 data->length = 0;
2121 return res;
2122 }
2123 } else {
2124 /* Station mode */
2125 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2126 }
2127}
2128
2129
2130static const struct iw_priv_args prism2_priv[] = {
2131 { PRISM2_IOCTL_MONITOR,
2132 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2133 { PRISM2_IOCTL_READMIF,
2134 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2135 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2136 { PRISM2_IOCTL_WRITEMIF,
2137 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2138 { PRISM2_IOCTL_RESET,
2139 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2140 { PRISM2_IOCTL_INQUIRE,
2141 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2142 { PRISM2_IOCTL_SET_RID_WORD,
2143 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2144 { PRISM2_IOCTL_MACCMD,
2145 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2146 { PRISM2_IOCTL_WDS_ADD,
2147 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2148 { PRISM2_IOCTL_WDS_DEL,
2149 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2150 { PRISM2_IOCTL_ADDMAC,
2151 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2152 { PRISM2_IOCTL_DELMAC,
2153 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2154 { PRISM2_IOCTL_KICKMAC,
2155 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2156 /* --- raw access to sub-ioctls --- */
2157 { PRISM2_IOCTL_PRISM2_PARAM,
2158 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2159 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2160 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2161 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2162 /* --- sub-ioctls handlers --- */
2163 { PRISM2_IOCTL_PRISM2_PARAM,
2164 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2165 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2166 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2167 /* --- sub-ioctls definitions --- */
2168 { PRISM2_PARAM_TXRATECTRL,
2169 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2170 { PRISM2_PARAM_TXRATECTRL,
2171 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2172 { PRISM2_PARAM_BEACON_INT,
2173 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2174 { PRISM2_PARAM_BEACON_INT,
2175 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2176#ifndef PRISM2_NO_STATION_MODES
2177 { PRISM2_PARAM_PSEUDO_IBSS,
2178 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2179 { PRISM2_PARAM_PSEUDO_IBSS,
2180 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2181#endif /* PRISM2_NO_STATION_MODES */
2182 { PRISM2_PARAM_ALC,
2183 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2184 { PRISM2_PARAM_ALC,
2185 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2186 { PRISM2_PARAM_DUMP,
2187 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2188 { PRISM2_PARAM_DUMP,
2189 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2190 { PRISM2_PARAM_OTHER_AP_POLICY,
2191 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2192 { PRISM2_PARAM_OTHER_AP_POLICY,
2193 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2194 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2195 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2196 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2197 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2198 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2199 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2200 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2201 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2202 { PRISM2_PARAM_DTIM_PERIOD,
2203 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2204 { PRISM2_PARAM_DTIM_PERIOD,
2205 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2206 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2207 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2208 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2209 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2210 { PRISM2_PARAM_MAX_WDS,
2211 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2212 { PRISM2_PARAM_MAX_WDS,
2213 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2214 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2215 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2216 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2217 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2218 { PRISM2_PARAM_AP_AUTH_ALGS,
2219 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2220 { PRISM2_PARAM_AP_AUTH_ALGS,
2221 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2222 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2223 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2224 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2225 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2226 { PRISM2_PARAM_HOST_ENCRYPT,
2227 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2228 { PRISM2_PARAM_HOST_ENCRYPT,
2229 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2230 { PRISM2_PARAM_HOST_DECRYPT,
2231 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2232 { PRISM2_PARAM_HOST_DECRYPT,
2233 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
ff1d2767
JM		 2234#ifndef PRISM2_NO_STATION_MODES
2235 { PRISM2_PARAM_HOST_ROAMING,
2236 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2237 { PRISM2_PARAM_HOST_ROAMING,
2238 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2239#endif /* PRISM2_NO_STATION_MODES */
2240 { PRISM2_PARAM_BCRX_STA_KEY,
2241 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2242 { PRISM2_PARAM_BCRX_STA_KEY,
2243 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2244 { PRISM2_PARAM_IEEE_802_1X,
2245 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2246 { PRISM2_PARAM_IEEE_802_1X,
2247 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2248 { PRISM2_PARAM_ANTSEL_TX,
2249 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2250 { PRISM2_PARAM_ANTSEL_TX,
2251 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2252 { PRISM2_PARAM_ANTSEL_RX,
2253 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2254 { PRISM2_PARAM_ANTSEL_RX,
2255 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2256 { PRISM2_PARAM_MONITOR_TYPE,
2257 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2258 { PRISM2_PARAM_MONITOR_TYPE,
2259 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2260 { PRISM2_PARAM_WDS_TYPE,
2261 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2262 { PRISM2_PARAM_WDS_TYPE,
2263 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2264 { PRISM2_PARAM_HOSTSCAN,
2265 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2266 { PRISM2_PARAM_HOSTSCAN,
2267 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2268 { PRISM2_PARAM_AP_SCAN,
2269 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2270 { PRISM2_PARAM_AP_SCAN,
2271 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2272 { PRISM2_PARAM_ENH_SEC,
2273 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2274 { PRISM2_PARAM_ENH_SEC,
2275 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2276#ifdef PRISM2_IO_DEBUG
2277 { PRISM2_PARAM_IO_DEBUG,
2278 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2279 { PRISM2_PARAM_IO_DEBUG,
2280 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2281#endif /* PRISM2_IO_DEBUG */
2282 { PRISM2_PARAM_BASIC_RATES,
2283 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2284 { PRISM2_PARAM_BASIC_RATES,
2285 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2286 { PRISM2_PARAM_OPER_RATES,
2287 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2288 { PRISM2_PARAM_OPER_RATES,
2289 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2290 { PRISM2_PARAM_HOSTAPD,
2291 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2292 { PRISM2_PARAM_HOSTAPD,
2293 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2294 { PRISM2_PARAM_HOSTAPD_STA,
2295 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2296 { PRISM2_PARAM_HOSTAPD_STA,
2297 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2298 { PRISM2_PARAM_WPA,
2299 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2300 { PRISM2_PARAM_WPA,
2301 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2302 { PRISM2_PARAM_PRIVACY_INVOKED,
2303 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2304 { PRISM2_PARAM_PRIVACY_INVOKED,
2305 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2306 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2307 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2308 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2309 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2310 { PRISM2_PARAM_DROP_UNENCRYPTED,
2311 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2312 { PRISM2_PARAM_DROP_UNENCRYPTED,
2313 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
72ca9c61
JM		 2314 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2315 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2316 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2317 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
ff1d2767
JM		 2318};
2319
2320
2321static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2322{
2323 struct hostap_interface *iface;
2324 local_info_t *local;
2325
2326 iface = netdev_priv(dev);
2327 local = iface->local;
2328
2329 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2330 return -EOPNOTSUPP;
2331
2332 return 0;
2333}
2334
2335
2336static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2337 struct iw_request_info *info,
2338 void *wrqu, char *extra)
2339{
2340 struct hostap_interface *iface;
2341 local_info_t *local;
2342 int *i = (int *) extra;
2343 int param = *i;
2344 int value = *(i + 1);
2345 int ret = 0;
2346 u16 val;
2347
2348 iface = netdev_priv(dev);
2349 local = iface->local;
2350
2351 switch (param) {
2352 case PRISM2_PARAM_TXRATECTRL:
2353 local->fw_tx_rate_control = value;
2354 break;
2355
2356 case PRISM2_PARAM_BEACON_INT:
2357 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2358 local->func->reset_port(dev))
2359 ret = -EINVAL;
2360 else
2361 local->beacon_int = value;
2362 break;
2363
2364#ifndef PRISM2_NO_STATION_MODES
2365 case PRISM2_PARAM_PSEUDO_IBSS:
2366 if (value == local->pseudo_adhoc)
2367 break;
2368
2369 if (value != 0 && value != 1) {
2370 ret = -EINVAL;
2371 break;
2372 }
2373
2374 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2375 dev->name, local->pseudo_adhoc, value);
2376 local->pseudo_adhoc = value;
2377 if (local->iw_mode != IW_MODE_ADHOC)
2378 break;
2379
2380 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2381 hostap_get_porttype(local))) {
2382 ret = -EOPNOTSUPP;
2383 break;
2384 }
2385
2386 if (local->func->reset_port(dev))
2387 ret = -EINVAL;
2388 break;
2389#endif /* PRISM2_NO_STATION_MODES */
2390
2391 case PRISM2_PARAM_ALC:
2392 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2393 value == 0 ? "Disabling" : "Enabling");
2394 val = HFA384X_TEST_CFG_BIT_ALC;
2395 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2396 (HFA384X_TEST_CFG_BITS << 8),
2397 value == 0 ? 0 : 1, &val, NULL);
2398 break;
2399
2400 case PRISM2_PARAM_DUMP:
2401 local->frame_dump = value;
2402 break;
2403
2404 case PRISM2_PARAM_OTHER_AP_POLICY:
2405 if (value < 0 || value > 3) {
2406 ret = -EINVAL;
2407 break;
2408 }
2409 if (local->ap != NULL)
2410 local->ap->ap_policy = value;
2411 break;
2412
2413 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2414 if (value < 0 || value > 7 * 24 * 60 * 60) {
2415 ret = -EINVAL;
2416 break;
2417 }
2418 if (local->ap != NULL)
2419 local->ap->max_inactivity = value * HZ;
2420 break;
2421
2422 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2423 if (local->ap != NULL)
2424 local->ap->bridge_packets = value;
2425 break;
2426
2427 case PRISM2_PARAM_DTIM_PERIOD:
2428 if (value < 0 || value > 65535) {
2429 ret = -EINVAL;
2430 break;
2431 }
2432 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2433 || local->func->reset_port(dev))
2434 ret = -EINVAL;
2435 else
2436 local->dtim_period = value;
2437 break;
2438
2439 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2440 if (local->ap != NULL)
2441 local->ap->nullfunc_ack = value;
2442 break;
2443
2444 case PRISM2_PARAM_MAX_WDS:
2445 local->wds_max_connections = value;
2446 break;
2447
2448 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2449 if (local->ap != NULL) {
2450 if (!local->ap->autom_ap_wds && value) {
2451 /* add WDS link to all APs in STA table */
2452 hostap_add_wds_links(local);
2453 }
2454 local->ap->autom_ap_wds = value;
2455 }
2456 break;
2457
2458 case PRISM2_PARAM_AP_AUTH_ALGS:
2459 local->auth_algs = value;
2460 if (hostap_set_auth_algs(local))
2461 ret = -EINVAL;
2462 break;
2463
2464 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2465 local->monitor_allow_fcserr = value;
2466 break;
2467
2468 case PRISM2_PARAM_HOST_ENCRYPT:
2469 local->host_encrypt = value;
2470 if (hostap_set_encryption(local) ||
2471 local->func->reset_port(dev))
2472 ret = -EINVAL;
2473 break;
2474
2475 case PRISM2_PARAM_HOST_DECRYPT:
2476 local->host_decrypt = value;
2477 if (hostap_set_encryption(local) ||
2478 local->func->reset_port(dev))
2479 ret = -EINVAL;
2480 break;
2481
ff1d2767
JM		 2482#ifndef PRISM2_NO_STATION_MODES
2483 case PRISM2_PARAM_HOST_ROAMING:
2484 if (value < 0 || value > 2) {
2485 ret = -EINVAL;
2486 break;
2487 }
2488 local->host_roaming = value;
2489 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2490 ret = -EINVAL;
2491 break;
2492#endif /* PRISM2_NO_STATION_MODES */
2493
2494 case PRISM2_PARAM_BCRX_STA_KEY:
2495 local->bcrx_sta_key = value;
2496 break;
2497
2498 case PRISM2_PARAM_IEEE_802_1X:
2499 local->ieee_802_1x = value;
2500 break;
2501
2502 case PRISM2_PARAM_ANTSEL_TX:
2503 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2504 ret = -EINVAL;
2505 break;
2506 }
2507 local->antsel_tx = value;
2508 hostap_set_antsel(local);
2509 break;
2510
2511 case PRISM2_PARAM_ANTSEL_RX:
2512 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2513 ret = -EINVAL;
2514 break;
2515 }
2516 local->antsel_rx = value;
2517 hostap_set_antsel(local);
2518 break;
2519
2520 case PRISM2_PARAM_MONITOR_TYPE:
2521 if (value != PRISM2_MONITOR_80211 &&
2522 value != PRISM2_MONITOR_CAPHDR &&
2523 value != PRISM2_MONITOR_PRISM) {
2524 ret = -EINVAL;
2525 break;
2526 }
2527 local->monitor_type = value;
2528 if (local->iw_mode == IW_MODE_MONITOR)
2529 hostap_monitor_set_type(local);
2530 break;
2531
2532 case PRISM2_PARAM_WDS_TYPE:
2533 local->wds_type = value;
2534 break;
2535
2536 case PRISM2_PARAM_HOSTSCAN:
2537 {
2538 struct hfa384x_hostscan_request scan_req;
2539 u16 rate;
2540
2541 memset(&scan_req, 0, sizeof(scan_req));
2542 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
2543 switch (value) {
2544 case 1: rate = HFA384X_RATES_1MBPS; break;
2545 case 2: rate = HFA384X_RATES_2MBPS; break;
2546 case 3: rate = HFA384X_RATES_5MBPS; break;
2547 case 4: rate = HFA384X_RATES_11MBPS; break;
2548 default: rate = HFA384X_RATES_1MBPS; break;
2549 }
2550 scan_req.txrate = cpu_to_le16(rate);
2551 /* leave SSID empty to accept all SSIDs */
2552
2553 if (local->iw_mode == IW_MODE_MASTER) {
2554 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2555 HFA384X_PORTTYPE_BSS) ||
2556 local->func->reset_port(dev))
2557 printk(KERN_DEBUG "Leaving Host AP mode "
2558 "for HostScan failed\n");
2559 }
2560
2561 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2562 sizeof(scan_req))) {
2563 printk(KERN_DEBUG "HOSTSCAN failed\n");
2564 ret = -EINVAL;
2565 }
2566 if (local->iw_mode == IW_MODE_MASTER) {
2567 wait_queue_t __wait;
2568 init_waitqueue_entry(&__wait, current);
2569 add_wait_queue(&local->hostscan_wq, &__wait);
2570 set_current_state(TASK_INTERRUPTIBLE);
2571 schedule_timeout(HZ);
2572 if (signal_pending(current))
2573 ret = -EINTR;
2574 set_current_state(TASK_RUNNING);
2575 remove_wait_queue(&local->hostscan_wq, &__wait);
2576
2577 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2578 HFA384X_PORTTYPE_HOSTAP) ||
2579 local->func->reset_port(dev))
2580 printk(KERN_DEBUG "Returning to Host AP mode "
2581 "after HostScan failed\n");
2582 }
2583 break;
2584 }
2585
2586 case PRISM2_PARAM_AP_SCAN:
2587 local->passive_scan_interval = value;
2588 if (timer_pending(&local->passive_scan_timer))
2589 del_timer(&local->passive_scan_timer);
2590 if (value > 0) {
2591 local->passive_scan_timer.expires = jiffies +
2592 local->passive_scan_interval * HZ;
2593 add_timer(&local->passive_scan_timer);
2594 }
2595 break;
2596
2597 case PRISM2_PARAM_ENH_SEC:
2598 if (value < 0 || value > 3) {
2599 ret = -EINVAL;
2600 break;
2601 }
2602 local->enh_sec = value;
2603 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2604 local->enh_sec) ||
2605 local->func->reset_port(dev)) {
2606 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2607 "1.6.3 or newer\n", dev->name);
2608 ret = -EOPNOTSUPP;
2609 }
2610 break;
2611
2612#ifdef PRISM2_IO_DEBUG
2613 case PRISM2_PARAM_IO_DEBUG:
2614 local->io_debug_enabled = value;
2615 break;
2616#endif /* PRISM2_IO_DEBUG */
2617
2618 case PRISM2_PARAM_BASIC_RATES:
2619 if ((value & local->tx_rate_control) != value || value == 0) {
2620 printk(KERN_INFO "%s: invalid basic rate set - basic "
2621 "rates must be in supported rate set\n",
2622 dev->name);
2623 ret = -EINVAL;
2624 break;
2625 }
2626 local->basic_rates = value;
2627 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2628 local->basic_rates) ||
2629 local->func->reset_port(dev))
2630 ret = -EINVAL;
2631 break;
2632
2633 case PRISM2_PARAM_OPER_RATES:
2634 local->tx_rate_control = value;
2635 if (hostap_set_rate(dev))
2636 ret = -EINVAL;
2637 break;
2638
2639 case PRISM2_PARAM_HOSTAPD:
2640 ret = hostap_set_hostapd(local, value, 1);
2641 break;
2642
2643 case PRISM2_PARAM_HOSTAPD_STA:
2644 ret = hostap_set_hostapd_sta(local, value, 1);
2645 break;
2646
2647 case PRISM2_PARAM_WPA:
2648 local->wpa = value;
2649 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2650 ret = -EOPNOTSUPP;
2651 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2652 value ? 1 : 0))
2653 ret = -EINVAL;
2654 break;
2655
2656 case PRISM2_PARAM_PRIVACY_INVOKED:
2657 local->privacy_invoked = value;
2658 if (hostap_set_encryption(local) ||
2659 local->func->reset_port(dev))
2660 ret = -EINVAL;
2661 break;
2662
2663 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2664 local->tkip_countermeasures = value;
2665 break;
2666
2667 case PRISM2_PARAM_DROP_UNENCRYPTED:
2668 local->drop_unencrypted = value;
2669 break;
2670
72ca9c61
JM		 2671 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2672 local->scan_channel_mask = value;
2673 break;
2674
ff1d2767
JM		 2675 default:
2676 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2677 dev->name, param);
2678 ret = -EOPNOTSUPP;
2679 break;
2680 }
2681
2682 return ret;
2683}
2684
2685
2686static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2687 struct iw_request_info *info,
2688 void *wrqu, char *extra)
2689{
2690 struct hostap_interface *iface;
2691 local_info_t *local;
2692 int *param = (int *) extra;
2693 int ret = 0;
2694
2695 iface = netdev_priv(dev);
2696 local = iface->local;
2697
2698 switch (*param) {
2699 case PRISM2_PARAM_TXRATECTRL:
2700 *param = local->fw_tx_rate_control;
2701 break;
2702
2703 case PRISM2_PARAM_BEACON_INT:
2704 *param = local->beacon_int;
2705 break;
2706
2707 case PRISM2_PARAM_PSEUDO_IBSS:
2708 *param = local->pseudo_adhoc;
2709 break;
2710
2711 case PRISM2_PARAM_ALC:
2712 ret = -EOPNOTSUPP; /* FIX */
2713 break;
2714
2715 case PRISM2_PARAM_DUMP:
2716 *param = local->frame_dump;
2717 break;
2718
2719 case PRISM2_PARAM_OTHER_AP_POLICY:
2720 if (local->ap != NULL)
2721 *param = local->ap->ap_policy;
2722 else
2723 ret = -EOPNOTSUPP;
2724 break;
2725
2726 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2727 if (local->ap != NULL)
2728 *param = local->ap->max_inactivity / HZ;
2729 else
2730 ret = -EOPNOTSUPP;
2731 break;
2732
2733 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2734 if (local->ap != NULL)
2735 *param = local->ap->bridge_packets;
2736 else
2737 ret = -EOPNOTSUPP;
2738 break;
2739
2740 case PRISM2_PARAM_DTIM_PERIOD:
2741 *param = local->dtim_period;
2742 break;
2743
2744 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2745 if (local->ap != NULL)
2746 *param = local->ap->nullfunc_ack;
2747 else
2748 ret = -EOPNOTSUPP;
2749 break;
2750
2751 case PRISM2_PARAM_MAX_WDS:
2752 *param = local->wds_max_connections;
2753 break;
2754
2755 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2756 if (local->ap != NULL)
2757 *param = local->ap->autom_ap_wds;
2758 else
2759 ret = -EOPNOTSUPP;
2760 break;
2761
2762 case PRISM2_PARAM_AP_AUTH_ALGS:
2763 *param = local->auth_algs;
2764 break;
2765
2766 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2767 *param = local->monitor_allow_fcserr;
2768 break;
2769
2770 case PRISM2_PARAM_HOST_ENCRYPT:
2771 *param = local->host_encrypt;
2772 break;
2773
2774 case PRISM2_PARAM_HOST_DECRYPT:
2775 *param = local->host_decrypt;
2776 break;
2777
ff1d2767
JM		 2778 case PRISM2_PARAM_HOST_ROAMING:
2779 *param = local->host_roaming;
2780 break;
2781
2782 case PRISM2_PARAM_BCRX_STA_KEY:
2783 *param = local->bcrx_sta_key;
2784 break;
2785
2786 case PRISM2_PARAM_IEEE_802_1X:
2787 *param = local->ieee_802_1x;
2788 break;
2789
2790 case PRISM2_PARAM_ANTSEL_TX:
2791 *param = local->antsel_tx;
2792 break;
2793
2794 case PRISM2_PARAM_ANTSEL_RX:
2795 *param = local->antsel_rx;
2796 break;
2797
2798 case PRISM2_PARAM_MONITOR_TYPE:
2799 *param = local->monitor_type;
2800 break;
2801
2802 case PRISM2_PARAM_WDS_TYPE:
2803 *param = local->wds_type;
2804 break;
2805
2806 case PRISM2_PARAM_HOSTSCAN:
2807 ret = -EOPNOTSUPP;
2808 break;
2809
2810 case PRISM2_PARAM_AP_SCAN:
2811 *param = local->passive_scan_interval;
2812 break;
2813
2814 case PRISM2_PARAM_ENH_SEC:
2815 *param = local->enh_sec;
2816 break;
2817
2818#ifdef PRISM2_IO_DEBUG
2819 case PRISM2_PARAM_IO_DEBUG:
2820 *param = local->io_debug_enabled;
2821 break;
2822#endif /* PRISM2_IO_DEBUG */
2823
2824 case PRISM2_PARAM_BASIC_RATES:
2825 *param = local->basic_rates;
2826 break;
2827
2828 case PRISM2_PARAM_OPER_RATES:
2829 *param = local->tx_rate_control;
2830 break;
2831
2832 case PRISM2_PARAM_HOSTAPD:
2833 *param = local->hostapd;
2834 break;
2835
2836 case PRISM2_PARAM_HOSTAPD_STA:
2837 *param = local->hostapd_sta;
2838 break;
2839
2840 case PRISM2_PARAM_WPA:
2841 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2842 ret = -EOPNOTSUPP;
2843 *param = local->wpa;
2844 break;
2845
2846 case PRISM2_PARAM_PRIVACY_INVOKED:
2847 *param = local->privacy_invoked;
2848 break;
2849
2850 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2851 *param = local->tkip_countermeasures;
2852 break;
2853
2854 case PRISM2_PARAM_DROP_UNENCRYPTED:
2855 *param = local->drop_unencrypted;
2856 break;
2857
72ca9c61
JM		 2858 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2859 *param = local->scan_channel_mask;
2860 break;
2861
ff1d2767
JM		 2862 default:
2863 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2864 dev->name, *param);
2865 ret = -EOPNOTSUPP;
2866 break;
2867 }
2868
2869 return ret;
2870}
2871
2872
2873static int prism2_ioctl_priv_readmif(struct net_device *dev,
2874 struct iw_request_info *info,
2875 void *wrqu, char *extra)
2876{
2877 struct hostap_interface *iface;
2878 local_info_t *local;
2879 u16 resp0;
2880
2881 iface = netdev_priv(dev);
2882 local = iface->local;
2883
2884 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2885 &resp0))
2886 return -EOPNOTSUPP;
2887 else
2888 *extra = resp0;
2889
2890 return 0;
2891}
2892
2893
2894static int prism2_ioctl_priv_writemif(struct net_device *dev,
2895 struct iw_request_info *info,
2896 void *wrqu, char *extra)
2897{
2898 struct hostap_interface *iface;
2899 local_info_t *local;
2900 u16 cr, val;
2901
2902 iface = netdev_priv(dev);
2903 local = iface->local;
2904
2905 cr = *extra;
2906 val = *(extra + 1);
2907 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2908 return -EOPNOTSUPP;
2909
2910 return 0;
2911}
2912
2913
2914static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2915{
2916 struct hostap_interface *iface;
2917 local_info_t *local;
2918 int ret = 0;
2919 u32 mode;
2920
2921 iface = netdev_priv(dev);
2922 local = iface->local;
2923
2924 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2925 "- update software to use iwconfig mode monitor\n",
ba25f9dc 2926 dev->name, task_pid_nr(current), current->comm);
ff1d2767
JM		 2927
2928 /* Backward compatibility code - this can be removed at some point */
2929
2930 if (*i == 0) {
2931 /* Disable monitor mode - old mode was not saved, so go to
2932 * Master mode */
2933 mode = IW_MODE_MASTER;
2934 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2935 } else if (*i == 1) {
2936 /* netlink socket mode is not supported anymore since it did
2937 * not separate different devices from each other and was not
2938 * best method for delivering large amount of packets to
2939 * user space */
2940 ret = -EOPNOTSUPP;
2941 } else if (*i == 2 || *i == 3) {
2942 switch (*i) {
2943 case 2:
2944 local->monitor_type = PRISM2_MONITOR_80211;
2945 break;
2946 case 3:
2947 local->monitor_type = PRISM2_MONITOR_PRISM;
2948 break;
2949 }
2950 mode = IW_MODE_MONITOR;
2951 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2952 hostap_monitor_mode_enable(local);
2953 } else
2954 ret = -EINVAL;
2955
2956 return ret;
2957}
2958
2959
2960static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2961{
2962 struct hostap_interface *iface;
2963 local_info_t *local;
2964
2965 iface = netdev_priv(dev);
2966 local = iface->local;
2967
2968 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2969 switch (*i) {
2970 case 0:
2971 /* Disable and enable card */
2972 local->func->hw_shutdown(dev, 1);
2973 local->func->hw_config(dev, 0);
2974 break;
2975
2976 case 1:
2977 /* COR sreset */
2978 local->func->hw_reset(dev);
2979 break;
2980
2981 case 2:
2982 /* Disable and enable port 0 */
2983 local->func->reset_port(dev);
2984 break;
2985
2986 case 3:
2987 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
2988 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
2989 NULL))
2990 return -EINVAL;
2991 break;
2992
2993 case 4:
2994 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
2995 NULL))
2996 return -EINVAL;
2997 break;
2998
2999 default:
3000 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
3001 return -EOPNOTSUPP;
3002 }
3003
3004 return 0;
3005}
3006
3007
3008static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
3009{
3010 int rid = *i;
3011 int value = *(i + 1);
3012
3013 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
3014
3015 if (hostap_set_word(dev, rid, value))
3016 return -EINVAL;
3017
3018 return 0;
3019}
3020
3021
3022#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
3023static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3024{
3025 int ret = 0;
3026
3027 switch (*cmd) {
3028 case AP_MAC_CMD_POLICY_OPEN:
3029 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3030 break;
3031 case AP_MAC_CMD_POLICY_ALLOW:
3032 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3033 break;
3034 case AP_MAC_CMD_POLICY_DENY:
3035 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3036 break;
3037 case AP_MAC_CMD_FLUSH:
3038 ap_control_flush_macs(&local->ap->mac_restrictions);
3039 break;
3040 case AP_MAC_CMD_KICKALL:
3041 ap_control_kickall(local->ap);
3042 hostap_deauth_all_stas(local->dev, local->ap, 0);
3043 break;
3044 default:
3045 ret = -EOPNOTSUPP;
3046 break;
3047 }
3048
3049 return ret;
3050}
3051#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3052
3053
3054#ifdef PRISM2_DOWNLOAD_SUPPORT
3055static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3056{
3057 struct prism2_download_param *param;
3058 int ret = 0;
3059
3060 if (p->length < sizeof(struct prism2_download_param) ||
3061 p->length > 1024 || !p->pointer)
3062 return -EINVAL;
3063
3064 param = (struct prism2_download_param *)
3065 kmalloc(p->length, GFP_KERNEL);
3066 if (param == NULL)
3067 return -ENOMEM;
3068
3069 if (copy_from_user(param, p->pointer, p->length)) {
3070 ret = -EFAULT;
3071 goto out;
3072 }
3073
3074 if (p->length < sizeof(struct prism2_download_param) +
3075 param->num_areas * sizeof(struct prism2_download_area)) {
3076 ret = -EINVAL;
3077 goto out;
3078 }
3079
3080 ret = local->func->download(local, param);
3081
3082 out:
b4558ea9 3083 kfree(param);
ff1d2767
JM		 3084 return ret;
3085}
3086#endif /* PRISM2_DOWNLOAD_SUPPORT */
3087
3088
3089static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3090 size_t len)
3091{
6dbc9c89 3092 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3093 local_info_t *local = iface->local;
3094 u8 *buf;
3095
3096 /*
3097 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3098 * includes it.
3099 */
3100 buf = kmalloc(len + 2, GFP_KERNEL);
3101 if (buf == NULL)
3102 return -ENOMEM;
3103
8a9faf3c 3104 *((__le16 *) buf) = cpu_to_le16(len);
ff1d2767
JM		 3105 memcpy(buf + 2, elem, len);
3106
3107 kfree(local->generic_elem);
3108 local->generic_elem = buf;
3109 local->generic_elem_len = len + 2;
3110
3111 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3112 buf, len + 2);
3113}
3114
3115
3116static int prism2_ioctl_siwauth(struct net_device *dev,
3117 struct iw_request_info *info,
3118 struct iw_param *data, char *extra)
3119{
6dbc9c89 3120 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3121 local_info_t *local = iface->local;
3122
3123 switch (data->flags & IW_AUTH_INDEX) {
3124 case IW_AUTH_WPA_VERSION:
3125 case IW_AUTH_CIPHER_PAIRWISE:
3126 case IW_AUTH_CIPHER_GROUP:
3127 case IW_AUTH_KEY_MGMT:
3128 /*
3129 * Host AP driver does not use these parameters and allows
3130 * wpa_supplicant to control them internally.
3131 */
3132 break;
3133 case IW_AUTH_TKIP_COUNTERMEASURES:
3134 local->tkip_countermeasures = data->value;
3135 break;
3136 case IW_AUTH_DROP_UNENCRYPTED:
3137 local->drop_unencrypted = data->value;
3138 break;
3139 case IW_AUTH_80211_AUTH_ALG:
3140 local->auth_algs = data->value;
3141 break;
3142 case IW_AUTH_WPA_ENABLED:
3143 if (data->value == 0) {
3144 local->wpa = 0;
3145 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3146 break;
3147 prism2_set_genericelement(dev, "", 0);
3148 local->host_roaming = 0;
3149 local->privacy_invoked = 0;
3150 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3151 0) ||
3152 hostap_set_roaming(local) ||
3153 hostap_set_encryption(local) ||
3154 local->func->reset_port(dev))
3155 return -EINVAL;
3156 break;
3157 }
3158 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3159 return -EOPNOTSUPP;
3160 local->host_roaming = 2;
3161 local->privacy_invoked = 1;
3162 local->wpa = 1;
3163 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3164 hostap_set_roaming(local) ||
3165 hostap_set_encryption(local) ||
3166 local->func->reset_port(dev))
3167 return -EINVAL;
3168 break;
3169 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3170 local->ieee_802_1x = data->value;
3171 break;
3172 case IW_AUTH_PRIVACY_INVOKED:
3173 local->privacy_invoked = data->value;
3174 break;
3175 default:
3176 return -EOPNOTSUPP;
3177 }
3178 return 0;
3179}
3180
3181
3182static int prism2_ioctl_giwauth(struct net_device *dev,
3183 struct iw_request_info *info,
3184 struct iw_param *data, char *extra)
3185{
6dbc9c89 3186 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3187 local_info_t *local = iface->local;
3188
3189 switch (data->flags & IW_AUTH_INDEX) {
3190 case IW_AUTH_WPA_VERSION:
3191 case IW_AUTH_CIPHER_PAIRWISE:
3192 case IW_AUTH_CIPHER_GROUP:
3193 case IW_AUTH_KEY_MGMT:
3194 /*
3195 * Host AP driver does not use these parameters and allows
3196 * wpa_supplicant to control them internally.
3197 */
3198 return -EOPNOTSUPP;
3199 case IW_AUTH_TKIP_COUNTERMEASURES:
3200 data->value = local->tkip_countermeasures;
3201 break;
3202 case IW_AUTH_DROP_UNENCRYPTED:
3203 data->value = local->drop_unencrypted;
3204 break;
3205 case IW_AUTH_80211_AUTH_ALG:
3206 data->value = local->auth_algs;
3207 break;
3208 case IW_AUTH_WPA_ENABLED:
3209 data->value = local->wpa;
3210 break;
3211 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3212 data->value = local->ieee_802_1x;
3213 break;
3214 default:
3215 return -EOPNOTSUPP;
3216 }
3217 return 0;
3218}
3219
3220
3221static int prism2_ioctl_siwencodeext(struct net_device *dev,
3222 struct iw_request_info *info,
3223 struct iw_point *erq, char *extra)
3224{
6dbc9c89 3225 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3226 local_info_t *local = iface->local;
3227 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3228 int i, ret = 0;
62fe7e37
JM		 3229 struct ieee80211_crypto_ops *ops;
3230 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3231 void *sta_ptr;
3232 u8 *addr;
3233 const char *alg, *module;
3234
3235 i = erq->flags & IW_ENCODE_INDEX;
3236 if (i > WEP_KEYS)
3237 return -EINVAL;
3238 if (i < 1 || i > WEP_KEYS)
3239 i = local->tx_keyidx;
3240 else
3241 i--;
3242 if (i < 0 || i >= WEP_KEYS)
3243 return -EINVAL;
3244
3245 addr = ext->addr.sa_data;
3246 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3247 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3248 sta_ptr = NULL;
3249 crypt = &local->crypt[i];
3250 } else {
3251 if (i != 0)
3252 return -EINVAL;
3253 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3254 if (sta_ptr == NULL) {
3255 if (local->iw_mode == IW_MODE_INFRA) {
3256 /*
3257 * TODO: add STA entry for the current AP so
3258 * that unicast key can be used. For now, this
3259 * is emulated by using default key idx 0.
3260 */
3261 i = 0;
3262 crypt = &local->crypt[i];
3263 } else
3264 return -EINVAL;
3265 }
3266 }
3267
3268 if ((erq->flags & IW_ENCODE_DISABLED) ||
3269 ext->alg == IW_ENCODE_ALG_NONE) {
3270 if (*crypt)
3271 prism2_crypt_delayed_deinit(local, crypt);
3272 goto done;
3273 }
3274
3275 switch (ext->alg) {
3276 case IW_ENCODE_ALG_WEP:
3277 alg = "WEP";
62fe7e37 3278 module = "ieee80211_crypt_wep";
ff1d2767
JM		 3279 break;
3280 case IW_ENCODE_ALG_TKIP:
3281 alg = "TKIP";
62fe7e37 3282 module = "ieee80211_crypt_tkip";
ff1d2767
JM		 3283 break;
3284 case IW_ENCODE_ALG_CCMP:
3285 alg = "CCMP";
62fe7e37 3286 module = "ieee80211_crypt_ccmp";
ff1d2767
JM		 3287 break;
3288 default:
3289 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3290 local->dev->name, ext->alg);
3291 ret = -EOPNOTSUPP;
3292 goto done;
3293 }
3294
62fe7e37 3295 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3296 if (ops == NULL) {
3297 request_module(module);
62fe7e37 3298 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3299 }
3300 if (ops == NULL) {
3301 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3302 local->dev->name, alg);
3303 ret = -EOPNOTSUPP;
3304 goto done;
3305 }
3306
3307 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3308 /*
3309 * Per station encryption and other than WEP algorithms
3310 * require host-based encryption, so force them on
3311 * automatically.
3312 */
3313 local->host_decrypt = local->host_encrypt = 1;
3314 }
3315
3316 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3317 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3318
3319 prism2_crypt_delayed_deinit(local, crypt);
3320
b0471bb7 3321 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
62fe7e37 3322 GFP_KERNEL);
ff1d2767
JM		 3323 if (new_crypt == NULL) {
3324 ret = -ENOMEM;
3325 goto done;
3326 }
ff1d2767
JM		 3327 new_crypt->ops = ops;
3328 new_crypt->priv = new_crypt->ops->init(i);
3329 if (new_crypt->priv == NULL) {
3330 kfree(new_crypt);
3331 ret = -EINVAL;
3332 goto done;
3333 }
3334
3335 *crypt = new_crypt;
3336 }
3337
3338 /*
3339 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3340 * existing seq# should not be changed.
3341 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3342 * should be changed to something else than zero.
3343 */
3344 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3345 && (*crypt)->ops->set_key &&
3346 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3347 (*crypt)->priv) < 0) {
3348 printk(KERN_DEBUG "%s: key setting failed\n",
3349 local->dev->name);
3350 ret = -EINVAL;
3351 goto done;
3352 }
3353
3354 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3355 if (!sta_ptr)
3356 local->tx_keyidx = i;
ff1d2767
JM		 3357 }
3358
3359
3360 if (sta_ptr == NULL && ext->key_len > 0) {
3361 int first = 1, j;
3362 for (j = 0; j < WEP_KEYS; j++) {
3363 if (j != i && local->crypt[j]) {
3364 first = 0;
3365 break;
3366 }
3367 }
3368 if (first)
3369 local->tx_keyidx = i;
3370 }
3371
3372 done:
3373 if (sta_ptr)
3374 hostap_handle_sta_release(sta_ptr);
3375
3376 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3377
3378 /*
3379 * Do not reset port0 if card is in Managed mode since resetting will
3380 * generate new IEEE 802.11 authentication which may end up in looping
3381 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3382 * after WEP configuration. However, keys are apparently changed at
3383 * least in Managed mode.
3384 */
3385 if (ret == 0 &&
3386 (hostap_set_encryption(local) ||
3387 (local->iw_mode != IW_MODE_INFRA &&
3388 local->func->reset_port(local->dev))))
3389 ret = -EINVAL;
3390
3391 return ret;
3392}
3393
3394
3395static int prism2_ioctl_giwencodeext(struct net_device *dev,
3396 struct iw_request_info *info,
3397 struct iw_point *erq, char *extra)
3398{
6dbc9c89 3399 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767 3400 local_info_t *local = iface->local;
62fe7e37 3401 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3402 void *sta_ptr;
3403 int max_key_len, i;
3404 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3405 u8 *addr;
3406
3407 max_key_len = erq->length - sizeof(*ext);
3408 if (max_key_len < 0)
3409 return -EINVAL;
3410
3411 i = erq->flags & IW_ENCODE_INDEX;
3412 if (i < 1 || i > WEP_KEYS)
3413 i = local->tx_keyidx;
3414 else
3415 i--;
3416
3417 addr = ext->addr.sa_data;
3418 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3419 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3420 sta_ptr = NULL;
3421 crypt = &local->crypt[i];
3422 } else {
3423 i = 0;
3424 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3425 if (sta_ptr == NULL)
3426 return -EINVAL;
3427 }
3428 erq->flags = i + 1;
3429 memset(ext, 0, sizeof(*ext));
3430
3431 if (*crypt == NULL || (*crypt)->ops == NULL) {
3432 ext->alg = IW_ENCODE_ALG_NONE;
3433 ext->key_len = 0;
3434 erq->flags |= IW_ENCODE_DISABLED;
3435 } else {
3436 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3437 ext->alg = IW_ENCODE_ALG_WEP;
3438 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3439 ext->alg = IW_ENCODE_ALG_TKIP;
3440 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3441 ext->alg = IW_ENCODE_ALG_CCMP;
3442 else
3443 return -EINVAL;
3444
3445 if ((*crypt)->ops->get_key) {
3446 ext->key_len =
3447 (*crypt)->ops->get_key(ext->key,
3448 max_key_len,
3449 ext->tx_seq,
3450 (*crypt)->priv);
3451 if (ext->key_len &&
3452 (ext->alg == IW_ENCODE_ALG_TKIP ||
3453 ext->alg == IW_ENCODE_ALG_CCMP))
3454 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3455 }
3456 }
3457
3458 if (sta_ptr)
3459 hostap_handle_sta_release(sta_ptr);
3460
3461 return 0;
3462}
3463
3464
3465static int prism2_ioctl_set_encryption(local_info_t *local,
3466 struct prism2_hostapd_param *param,
3467 int param_len)
3468{
3469 int ret = 0;
62fe7e37
JM		 3470 struct ieee80211_crypto_ops *ops;
3471 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3472 void *sta_ptr;
3473
3474 param->u.crypt.err = 0;
3475 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3476
3477 if (param_len !=
3478 (int) ((char *) param->u.crypt.key - (char *) param) +
3479 param->u.crypt.key_len)
3480 return -EINVAL;
3481
3482 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3483 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3484 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3485 if (param->u.crypt.idx >= WEP_KEYS)
3486 return -EINVAL;
3487 sta_ptr = NULL;
3488 crypt = &local->crypt[param->u.crypt.idx];
3489 } else {
3490 if (param->u.crypt.idx)
3491 return -EINVAL;
3492 sta_ptr = ap_crypt_get_ptrs(
3493 local->ap, param->sta_addr,
3494 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3495 &crypt);
3496
3497 if (sta_ptr == NULL) {
3498 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3499 return -EINVAL;
3500 }
3501 }
3502
3503 if (strcmp(param->u.crypt.alg, "none") == 0) {
3504 if (crypt)
3505 prism2_crypt_delayed_deinit(local, crypt);
3506 goto done;
3507 }
3508
62fe7e37 3509 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3510 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
62fe7e37
JM		 3511 request_module("ieee80211_crypt_wep");
3512 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3513 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
62fe7e37
JM		 3514 request_module("ieee80211_crypt_tkip");
3515 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3516 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
62fe7e37
JM		 3517 request_module("ieee80211_crypt_ccmp");
3518 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767
JM		 3519 }
3520 if (ops == NULL) {
3521 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3522 local->dev->name, param->u.crypt.alg);
3523 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3524 ret = -EINVAL;
3525 goto done;
3526 }
3527
3528 /* station based encryption and other than WEP algorithms require
3529 * host-based encryption, so force them on automatically */
3530 local->host_decrypt = local->host_encrypt = 1;
3531
3532 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3533 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3534
3535 prism2_crypt_delayed_deinit(local, crypt);
3536
b0471bb7 3537 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
62fe7e37 3538 GFP_KERNEL);
ff1d2767
JM		 3539 if (new_crypt == NULL) {
3540 ret = -ENOMEM;
3541 goto done;
3542 }
ff1d2767
JM		 3543 new_crypt->ops = ops;
3544 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3545 if (new_crypt->priv == NULL) {
3546 kfree(new_crypt);
3547 param->u.crypt.err =
3548 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3549 ret = -EINVAL;
3550 goto done;
3551 }
3552
3553 *crypt = new_crypt;
3554 }
3555
3556 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3557 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3558 (*crypt)->ops->set_key(param->u.crypt.key,
3559 param->u.crypt.key_len, param->u.crypt.seq,
3560 (*crypt)->priv) < 0) {
3561 printk(KERN_DEBUG "%s: key setting failed\n",
3562 local->dev->name);
3563 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3564 ret = -EINVAL;
3565 goto done;
3566 }
3567
3568 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3569 if (!sta_ptr)
3570 local->tx_keyidx = param->u.crypt.idx;
3571 else if (param->u.crypt.idx) {
3572 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3573 local->dev->name);
3574 param->u.crypt.err =
3575 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3576 ret = -EINVAL;
3577 goto done;
3578 }
3579 }
3580
3581 done:
3582 if (sta_ptr)
3583 hostap_handle_sta_release(sta_ptr);
3584
3585 /* Do not reset port0 if card is in Managed mode since resetting will
3586 * generate new IEEE 802.11 authentication which may end up in looping
3587 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3588 * after WEP configuration. However, keys are apparently changed at
3589 * least in Managed mode. */
3590 if (ret == 0 &&
3591 (hostap_set_encryption(local) ||
3592 (local->iw_mode != IW_MODE_INFRA &&
3593 local->func->reset_port(local->dev)))) {
3594 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3595 return -EINVAL;
3596 }
3597
3598 return ret;
3599}
3600
3601
3602static int prism2_ioctl_get_encryption(local_info_t *local,
3603 struct prism2_hostapd_param *param,
3604 int param_len)
3605{
62fe7e37 3606 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3607 void *sta_ptr;
3608 int max_key_len;
3609
3610 param->u.crypt.err = 0;
3611
3612 max_key_len = param_len -
3613 (int) ((char *) param->u.crypt.key - (char *) param);
3614 if (max_key_len < 0)
3615 return -EINVAL;
3616
3617 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3618 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3619 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3620 sta_ptr = NULL;
3621 if (param->u.crypt.idx >= WEP_KEYS)
3622 param->u.crypt.idx = local->tx_keyidx;
3623 crypt = &local->crypt[param->u.crypt.idx];
3624 } else {
3625 param->u.crypt.idx = 0;
3626 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3627 &crypt);
3628
3629 if (sta_ptr == NULL) {
3630 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3631 return -EINVAL;
3632 }
3633 }
3634
3635 if (*crypt == NULL || (*crypt)->ops == NULL) {
3636 memcpy(param->u.crypt.alg, "none", 5);
3637 param->u.crypt.key_len = 0;
3638 param->u.crypt.idx = 0xff;
3639 } else {
3640 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3641 HOSTAP_CRYPT_ALG_NAME_LEN);
3642 param->u.crypt.key_len = 0;
3643
3644 memset(param->u.crypt.seq, 0, 8);
3645 if ((*crypt)->ops->get_key) {
3646 param->u.crypt.key_len =
3647 (*crypt)->ops->get_key(param->u.crypt.key,
3648 max_key_len,
3649 param->u.crypt.seq,
3650 (*crypt)->priv);
3651 }
3652 }
3653
3654 if (sta_ptr)
3655 hostap_handle_sta_release(sta_ptr);
3656
3657 return 0;
3658}
3659
3660
3661static int prism2_ioctl_get_rid(local_info_t *local,
3662 struct prism2_hostapd_param *param,
3663 int param_len)
3664{
3665 int max_len, res;
3666
3667 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3668 if (max_len < 0)
3669 return -EINVAL;
3670
3671 res = local->func->get_rid(local->dev, param->u.rid.rid,
3672 param->u.rid.data, param->u.rid.len, 0);
3673 if (res >= 0) {
3674 param->u.rid.len = res;
3675 return 0;
3676 }
3677
3678 return res;
3679}
3680
3681
3682static int prism2_ioctl_set_rid(local_info_t *local,
3683 struct prism2_hostapd_param *param,
3684 int param_len)
3685{
3686 int max_len;
3687
3688 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3689 if (max_len < 0 || max_len < param->u.rid.len)
3690 return -EINVAL;
3691
3692 return local->func->set_rid(local->dev, param->u.rid.rid,
3693 param->u.rid.data, param->u.rid.len);
3694}
3695
3696
3697static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3698 struct prism2_hostapd_param *param,
3699 int param_len)
3700{
0795af57
JP		 3701 DECLARE_MAC_BUF(mac);
3702 printk(KERN_DEBUG "%ssta: associated as client with AP "
3703 "%s\n",
3704 local->dev->name, print_mac(mac, param->sta_addr));
ff1d2767
JM		 3705 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3706 return 0;
3707}
3708
3709
3710static int prism2_ioctl_siwgenie(struct net_device *dev,
3711 struct iw_request_info *info,
3712 struct iw_point *data, char *extra)
3713{
3714 return prism2_set_genericelement(dev, extra, data->length);
3715}
3716
3717
3718static int prism2_ioctl_giwgenie(struct net_device *dev,
3719 struct iw_request_info *info,
3720 struct iw_point *data, char *extra)
3721{
6dbc9c89 3722 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3723 local_info_t *local = iface->local;
3724 int len = local->generic_elem_len - 2;
3725
3726 if (len <= 0 || local->generic_elem == NULL) {
3727 data->length = 0;
3728 return 0;
3729 }
3730
3731 if (data->length < len)
3732 return -E2BIG;
3733
3734 data->length = len;
3735 memcpy(extra, local->generic_elem + 2, len);
3736
3737 return 0;
3738}
3739
3740
3741static int prism2_ioctl_set_generic_element(local_info_t *local,
3742 struct prism2_hostapd_param *param,
3743 int param_len)
3744{
3745 int max_len, len;
3746
3747 len = param->u.generic_elem.len;
3748 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3749 if (max_len < 0 || max_len < len)
3750 return -EINVAL;
3751
3752 return prism2_set_genericelement(local->dev,
3753 param->u.generic_elem.data, len);
3754}
3755
3756
3757static int prism2_ioctl_siwmlme(struct net_device *dev,
3758 struct iw_request_info *info,
3759 struct iw_point *data, char *extra)
3760{
6dbc9c89 3761 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3762 local_info_t *local = iface->local;
3763 struct iw_mlme *mlme = (struct iw_mlme *) extra;
8a9faf3c 3764 __le16 reason;
ff1d2767
JM		 3765
3766 reason = cpu_to_le16(mlme->reason_code);
3767
3768 switch (mlme->cmd) {
3769 case IW_MLME_DEAUTH:
3770 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3771 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3772 (u8 *) &reason, 2);
3773 case IW_MLME_DISASSOC:
3774 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3775 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3776 (u8 *) &reason, 2);
3777 default:
3778 return -EOPNOTSUPP;
3779 }
3780}
3781
3782
3783static int prism2_ioctl_mlme(local_info_t *local,
3784 struct prism2_hostapd_param *param)
3785{
8a9faf3c 3786 __le16 reason;
ff1d2767
JM		 3787
3788 reason = cpu_to_le16(param->u.mlme.reason_code);
3789 switch (param->u.mlme.cmd) {
3790 case MLME_STA_DEAUTH:
3791 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3792 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3793 (u8 *) &reason, 2);
3794 case MLME_STA_DISASSOC:
3795 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3796 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3797 (u8 *) &reason, 2);
3798 default:
3799 return -EOPNOTSUPP;
3800 }
3801}
3802
3803
3804static int prism2_ioctl_scan_req(local_info_t *local,
3805 struct prism2_hostapd_param *param)
3806{
3807#ifndef PRISM2_NO_STATION_MODES
3808 if ((local->iw_mode != IW_MODE_INFRA &&
3809 local->iw_mode != IW_MODE_ADHOC) ||
3810 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3811 return -EOPNOTSUPP;
3812
3813 if (!local->dev_enabled)
3814 return -ENETDOWN;
3815
3816 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3817 param->u.scan_req.ssid_len);
3818#else /* PRISM2_NO_STATION_MODES */
3819 return -EOPNOTSUPP;
3820#endif /* PRISM2_NO_STATION_MODES */
3821}
3822
3823
3824static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3825{
3826 struct prism2_hostapd_param *param;
3827 int ret = 0;
3828 int ap_ioctl = 0;
3829
3830 if (p->length < sizeof(struct prism2_hostapd_param) ||
3831 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3832 return -EINVAL;
3833
5cbded58 3834 param = kmalloc(p->length, GFP_KERNEL);
ff1d2767
JM		 3835 if (param == NULL)
3836 return -ENOMEM;
3837
3838 if (copy_from_user(param, p->pointer, p->length)) {
3839 ret = -EFAULT;
3840 goto out;
3841 }
3842
3843 switch (param->cmd) {
3844 case PRISM2_SET_ENCRYPTION:
3845 ret = prism2_ioctl_set_encryption(local, param, p->length);
3846 break;
3847 case PRISM2_GET_ENCRYPTION:
3848 ret = prism2_ioctl_get_encryption(local, param, p->length);
3849 break;
3850 case PRISM2_HOSTAPD_GET_RID:
3851 ret = prism2_ioctl_get_rid(local, param, p->length);
3852 break;
3853 case PRISM2_HOSTAPD_SET_RID:
3854 ret = prism2_ioctl_set_rid(local, param, p->length);
3855 break;
3856 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3857 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3858 break;
3859 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3860 ret = prism2_ioctl_set_generic_element(local, param,
3861 p->length);
3862 break;
3863 case PRISM2_HOSTAPD_MLME:
3864 ret = prism2_ioctl_mlme(local, param);
3865 break;
3866 case PRISM2_HOSTAPD_SCAN_REQ:
3867 ret = prism2_ioctl_scan_req(local, param);
3868 break;
3869 default:
3870 ret = prism2_hostapd(local->ap, param);
3871 ap_ioctl = 1;
3872 break;
3873 }
3874
3875 if (ret == 1 || !ap_ioctl) {
3876 if (copy_to_user(p->pointer, param, p->length)) {
3877 ret = -EFAULT;
3878 goto out;
3879 } else if (ap_ioctl)
3880 ret = 0;
3881 }
3882
3883 out:
b4558ea9 3884 kfree(param);
ff1d2767
JM		 3885 return ret;
3886}
3887
3888
3889static void prism2_get_drvinfo(struct net_device *dev,
3890 struct ethtool_drvinfo *info)
3891{
3892 struct hostap_interface *iface;
3893 local_info_t *local;
3894
3895 iface = netdev_priv(dev);
3896 local = iface->local;
3897
3898 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
ff1d2767
JM		 3899 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3900 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3901 (local->sta_fw_ver >> 8) & 0xff,
3902 local->sta_fw_ver & 0xff);
3903}
3904
7282d491 3905const struct ethtool_ops prism2_ethtool_ops = {
ff1d2767
JM		 3906 .get_drvinfo = prism2_get_drvinfo
3907};
3908
3909
3910/* Structures to export the Wireless Handlers */
3911
3912static const iw_handler prism2_handler[] =
3913{
3914 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3915 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3916 (iw_handler) NULL, /* SIOCSIWNWID */
3917 (iw_handler) NULL, /* SIOCGIWNWID */
3918 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3919 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3920 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3921 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3922 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3923 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3924 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3925 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3926 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3927 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3928 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3929 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3930 iw_handler_set_spy, /* SIOCSIWSPY */
3931 iw_handler_get_spy, /* SIOCGIWSPY */
3932 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3933 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3934 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3935 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3936 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3937 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3938 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3939 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3940 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3941 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3942 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3943 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3944 (iw_handler) NULL, /* -- hole -- */
3945 (iw_handler) NULL, /* -- hole -- */
3946 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3947 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3948 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3949 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3950 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3951 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3952 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3953 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3954 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3955 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3956 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3957 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3958 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3959 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3960 (iw_handler) NULL, /* -- hole -- */
3961 (iw_handler) NULL, /* -- hole -- */
3962 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3963 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3964 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3965 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3966 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3967 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3968 (iw_handler) NULL, /* SIOCSIWPMKSA */
3969 (iw_handler) NULL, /* -- hole -- */
3970};
3971
3972static const iw_handler prism2_private_handler[] =
3973{ /* SIOCIWFIRSTPRIV + */
3974 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
3975 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
3976 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
3977 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
3978};
3979
5fad5a2e 3980const struct iw_handler_def hostap_iw_handler_def =
ff1d2767 3981{
ff8ac609
DC		 3982 .num_standard = ARRAY_SIZE(prism2_handler),
3983 .num_private = ARRAY_SIZE(prism2_private_handler),
3984 .num_private_args = ARRAY_SIZE(prism2_priv),
ff1d2767
JM		 3985 .standard = (iw_handler *) prism2_handler,
3986 .private = (iw_handler *) prism2_private_handler,
3987 .private_args = (struct iw_priv_args *) prism2_priv,
3988 .get_wireless_stats = hostap_get_wireless_stats,
3989};
3990
3991
3992int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
3993{
3994 struct iwreq *wrq = (struct iwreq *) ifr;
3995 struct hostap_interface *iface;
3996 local_info_t *local;
3997 int ret = 0;
3998
3999 iface = netdev_priv(dev);
4000 local = iface->local;
4001
4002 switch (cmd) {
4003 /* Private ioctls (iwpriv) that have not yet been converted
4004 * into new wireless extensions API */
4005
4006 case PRISM2_IOCTL_INQUIRE:
4007 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4008 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
4009 break;
4010
4011 case PRISM2_IOCTL_MONITOR:
4012 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4013 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
4014 break;
4015
4016 case PRISM2_IOCTL_RESET:
4017 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4018 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
4019 break;
4020
4021 case PRISM2_IOCTL_WDS_ADD:
4022 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4023 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
4024 break;
4025
4026 case PRISM2_IOCTL_WDS_DEL:
4027 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4028 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4029 break;
4030
4031 case PRISM2_IOCTL_SET_RID_WORD:
4032 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4033 else ret = prism2_ioctl_priv_set_rid_word(dev,
4034 (int *) wrq->u.name);
4035 break;
4036
4037#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4038 case PRISM2_IOCTL_MACCMD:
4039 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4040 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4041 break;
4042
4043 case PRISM2_IOCTL_ADDMAC:
4044 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4045 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4046 wrq->u.ap_addr.sa_data);
4047 break;
4048 case PRISM2_IOCTL_DELMAC:
4049 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4050 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4051 wrq->u.ap_addr.sa_data);
4052 break;
4053 case PRISM2_IOCTL_KICKMAC:
4054 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4055 else ret = ap_control_kick_mac(local->ap, local->dev,
4056 wrq->u.ap_addr.sa_data);
4057 break;
4058#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4059
4060
4061 /* Private ioctls that are not used with iwpriv;
4062 * in SIOCDEVPRIVATE range */
4063
4064#ifdef PRISM2_DOWNLOAD_SUPPORT
4065 case PRISM2_IOCTL_DOWNLOAD:
4066 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4067 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4068 break;
4069#endif /* PRISM2_DOWNLOAD_SUPPORT */
4070
4071 case PRISM2_IOCTL_HOSTAPD:
4072 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4073 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4074 break;
4075
4076 default:
4077 ret = -EOPNOTSUPP;
4078 break;
4079 }
4080
4081 return ret;
4082}
Linux 6.x block layer and io_uring tree(s)