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[PATCH] hostap: Add support for WE-19
[deliverable/linux.git] / drivers / net / wireless / hostap / hostap_ioctl.c
CommitLineData
ff1d2767
JM		 1/* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
3#ifdef in_atomic
4/* Get kernel_locked() for in_atomic() */
5#include <linux/smp_lock.h>
6#endif
7#include <linux/ethtool.h>
8
9
10static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
11{
12 struct hostap_interface *iface;
13 local_info_t *local;
14 struct iw_statistics *wstats;
15
16 iface = netdev_priv(dev);
17 local = iface->local;
18
19 /* Why are we doing that ? Jean II */
20 if (iface->type != HOSTAP_INTERFACE_MAIN)
21 return NULL;
22
23 wstats = &local->wstats;
24
25 wstats->status = 0;
26 wstats->discard.code =
27 local->comm_tallies.rx_discards_wep_undecryptable;
28 wstats->discard.misc =
29 local->comm_tallies.rx_fcs_errors +
30 local->comm_tallies.rx_discards_no_buffer +
31 local->comm_tallies.tx_discards_wrong_sa;
32
33 wstats->discard.retries =
34 local->comm_tallies.tx_retry_limit_exceeded;
35 wstats->discard.fragment =
36 local->comm_tallies.rx_message_in_bad_msg_fragments;
37
38 if (local->iw_mode != IW_MODE_MASTER &&
39 local->iw_mode != IW_MODE_REPEAT) {
40 int update = 1;
41#ifdef in_atomic
42 /* RID reading might sleep and it must not be called in
43 * interrupt context or while atomic. However, this
44 * function seems to be called while atomic (at least in Linux
45 * 2.5.59). Update signal quality values only if in suitable
46 * context. Otherwise, previous values read from tick timer
47 * will be used. */
48 if (in_atomic())
49 update = 0;
50#endif /* in_atomic */
51
52 if (update && prism2_update_comms_qual(dev) == 0)
c28df16e
JT		 53 wstats->qual.updated = IW_QUAL_ALL_UPDATED |
54 IW_QUAL_DBM;
ff1d2767
JM		 55
56 wstats->qual.qual = local->comms_qual;
57 wstats->qual.level = local->avg_signal;
58 wstats->qual.noise = local->avg_noise;
59 } else {
60 wstats->qual.qual = 0;
61 wstats->qual.level = 0;
62 wstats->qual.noise = 0;
c28df16e 63 wstats->qual.updated = IW_QUAL_ALL_INVALID;
ff1d2767
JM		 64 }
65
66 return wstats;
67}
68
69
70static int prism2_get_datarates(struct net_device *dev, u8 *rates)
71{
72 struct hostap_interface *iface;
73 local_info_t *local;
74 u8 buf[12];
75 int len;
76 u16 val;
77
78 iface = netdev_priv(dev);
79 local = iface->local;
80
81 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
82 sizeof(buf), 0);
83 if (len < 2)
84 return 0;
85
86 val = le16_to_cpu(*(u16 *) buf); /* string length */
87
88 if (len - 2 < val || val > 10)
89 return 0;
90
91 memcpy(rates, buf + 2, val);
92 return val;
93}
94
95
96static int prism2_get_name(struct net_device *dev,
97 struct iw_request_info *info,
98 char *name, char *extra)
99{
100 u8 rates[10];
101 int len, i, over2 = 0;
102
103 len = prism2_get_datarates(dev, rates);
104
105 for (i = 0; i < len; i++) {
106 if (rates[i] == 0x0b || rates[i] == 0x16) {
107 over2 = 1;
108 break;
109 }
110 }
111
112 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
113
114 return 0;
115}
116
117
118static void prism2_crypt_delayed_deinit(local_info_t *local,
62fe7e37 119 struct ieee80211_crypt_data **crypt)
ff1d2767 120{
62fe7e37 121 struct ieee80211_crypt_data *tmp;
ff1d2767
JM		 122 unsigned long flags;
123
124 tmp = *crypt;
125 *crypt = NULL;
126
127 if (tmp == NULL)
128 return;
129
130 /* must not run ops->deinit() while there may be pending encrypt or
131 * decrypt operations. Use a list of delayed deinits to avoid needing
132 * locking. */
133
134 spin_lock_irqsave(&local->lock, flags);
135 list_add(&tmp->list, &local->crypt_deinit_list);
136 if (!timer_pending(&local->crypt_deinit_timer)) {
137 local->crypt_deinit_timer.expires = jiffies + HZ;
138 add_timer(&local->crypt_deinit_timer);
139 }
140 spin_unlock_irqrestore(&local->lock, flags);
141}
142
143
144static int prism2_ioctl_siwencode(struct net_device *dev,
145 struct iw_request_info *info,
146 struct iw_point *erq, char *keybuf)
147{
148 struct hostap_interface *iface;
149 local_info_t *local;
150 int i;
62fe7e37 151 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 152
153 iface = netdev_priv(dev);
154 local = iface->local;
155
156 i = erq->flags & IW_ENCODE_INDEX;
157 if (i < 1 || i > 4)
158 i = local->tx_keyidx;
159 else
160 i--;
161 if (i < 0 || i >= WEP_KEYS)
162 return -EINVAL;
163
164 crypt = &local->crypt[i];
165
166 if (erq->flags & IW_ENCODE_DISABLED) {
167 if (*crypt)
168 prism2_crypt_delayed_deinit(local, crypt);
169 goto done;
170 }
171
172 if (*crypt != NULL && (*crypt)->ops != NULL &&
173 strcmp((*crypt)->ops->name, "WEP") != 0) {
174 /* changing to use WEP; deinit previously used algorithm */
175 prism2_crypt_delayed_deinit(local, crypt);
176 }
177
178 if (*crypt == NULL) {
62fe7e37 179 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 180
181 /* take WEP into use */
62fe7e37
JM		 182 new_crypt = (struct ieee80211_crypt_data *)
183 kmalloc(sizeof(struct ieee80211_crypt_data),
184 GFP_KERNEL);
ff1d2767
JM		 185 if (new_crypt == NULL)
186 return -ENOMEM;
62fe7e37
JM		 187 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
188 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767 189 if (!new_crypt->ops) {
62fe7e37
JM		 190 request_module("ieee80211_crypt_wep");
191 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767
JM		 192 }
193 if (new_crypt->ops)
194 new_crypt->priv = new_crypt->ops->init(i);
195 if (!new_crypt->ops || !new_crypt->priv) {
196 kfree(new_crypt);
197 new_crypt = NULL;
198
199 printk(KERN_WARNING "%s: could not initialize WEP: "
200 "load module hostap_crypt_wep.o\n",
201 dev->name);
202 return -EOPNOTSUPP;
203 }
204 *crypt = new_crypt;
205 }
206
207 if (erq->length > 0) {
208 int len = erq->length <= 5 ? 5 : 13;
209 int first = 1, j;
210 if (len > erq->length)
211 memset(keybuf + erq->length, 0, len - erq->length);
212 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
213 for (j = 0; j < WEP_KEYS; j++) {
214 if (j != i && local->crypt[j]) {
215 first = 0;
216 break;
217 }
218 }
219 if (first)
220 local->tx_keyidx = i;
221 } else {
222 /* No key data - just set the default TX key index */
223 local->tx_keyidx = i;
224 }
225
226 done:
227 local->open_wep = erq->flags & IW_ENCODE_OPEN;
228
229 if (hostap_set_encryption(local)) {
230 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name);
231 return -EINVAL;
232 }
233
234 /* Do not reset port0 if card is in Managed mode since resetting will
235 * generate new IEEE 802.11 authentication which may end up in looping
236 * with IEEE 802.1X. Prism2 documentation seem to require port reset
237 * after WEP configuration. However, keys are apparently changed at
238 * least in Managed mode. */
239 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) {
240 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
241 return -EINVAL;
242 }
243
244 return 0;
245}
246
247
248static int prism2_ioctl_giwencode(struct net_device *dev,
249 struct iw_request_info *info,
250 struct iw_point *erq, char *key)
251{
252 struct hostap_interface *iface;
253 local_info_t *local;
254 int i, len;
255 u16 val;
62fe7e37 256 struct ieee80211_crypt_data *crypt;
ff1d2767
JM		 257
258 iface = netdev_priv(dev);
259 local = iface->local;
260
261 i = erq->flags & IW_ENCODE_INDEX;
262 if (i < 1 || i > 4)
263 i = local->tx_keyidx;
264 else
265 i--;
266 if (i < 0 || i >= WEP_KEYS)
267 return -EINVAL;
268
269 crypt = local->crypt[i];
270 erq->flags = i + 1;
271
272 if (crypt == NULL || crypt->ops == NULL) {
273 erq->length = 0;
274 erq->flags |= IW_ENCODE_DISABLED;
275 return 0;
276 }
277
278 if (strcmp(crypt->ops->name, "WEP") != 0) {
279 /* only WEP is supported with wireless extensions, so just
280 * report that encryption is used */
281 erq->length = 0;
282 erq->flags |= IW_ENCODE_ENABLED;
283 return 0;
284 }
285
286 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show
287 * the keys from driver buffer */
288 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv);
289 erq->length = (len >= 0 ? len : 0);
290
291 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0)
292 {
293 printk("CNFWEPFLAGS reading failed\n");
294 return -EOPNOTSUPP;
295 }
296 le16_to_cpus(&val);
297 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED)
298 erq->flags |= IW_ENCODE_ENABLED;
299 else
300 erq->flags |= IW_ENCODE_DISABLED;
301 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED)
302 erq->flags |= IW_ENCODE_RESTRICTED;
303 else
304 erq->flags |= IW_ENCODE_OPEN;
305
306 return 0;
307}
308
309
310static int hostap_set_rate(struct net_device *dev)
311{
312 struct hostap_interface *iface;
313 local_info_t *local;
314 int ret, basic_rates;
315
316 iface = netdev_priv(dev);
317 local = iface->local;
318
319 basic_rates = local->basic_rates & local->tx_rate_control;
320 if (!basic_rates || basic_rates != local->basic_rates) {
321 printk(KERN_INFO "%s: updating basic rate set automatically "
322 "to match with the new supported rate set\n",
323 dev->name);
324 if (!basic_rates)
325 basic_rates = local->tx_rate_control;
326
327 local->basic_rates = basic_rates;
328 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
329 basic_rates))
330 printk(KERN_WARNING "%s: failed to set "
331 "cnfBasicRates\n", dev->name);
332 }
333
334 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
335 local->tx_rate_control) ||
336 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
337 local->tx_rate_control) ||
338 local->func->reset_port(dev));
74fae82c 339
ff1d2767
JM		 340 if (ret) {
341 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
342 "setting to 0x%x failed\n",
343 dev->name, local->tx_rate_control);
344 }
345
346 /* Update TX rate configuration for all STAs based on new operational
347 * rate set. */
348 hostap_update_rates(local);
349
350 return ret;
351}
352
353
354static int prism2_ioctl_siwrate(struct net_device *dev,
355 struct iw_request_info *info,
356 struct iw_param *rrq, char *extra)
357{
358 struct hostap_interface *iface;
359 local_info_t *local;
360
361 iface = netdev_priv(dev);
362 local = iface->local;
363
364 if (rrq->fixed) {
365 switch (rrq->value) {
366 case 11000000:
367 local->tx_rate_control = HFA384X_RATES_11MBPS;
368 break;
369 case 5500000:
370 local->tx_rate_control = HFA384X_RATES_5MBPS;
371 break;
372 case 2000000:
373 local->tx_rate_control = HFA384X_RATES_2MBPS;
374 break;
375 case 1000000:
376 local->tx_rate_control = HFA384X_RATES_1MBPS;
377 break;
378 default:
379 local->tx_rate_control = HFA384X_RATES_1MBPS |
380 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
381 HFA384X_RATES_11MBPS;
382 break;
383 }
384 } else {
385 switch (rrq->value) {
386 case 11000000:
387 local->tx_rate_control = HFA384X_RATES_1MBPS |
388 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
389 HFA384X_RATES_11MBPS;
390 break;
391 case 5500000:
392 local->tx_rate_control = HFA384X_RATES_1MBPS |
393 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS;
394 break;
395 case 2000000:
396 local->tx_rate_control = HFA384X_RATES_1MBPS |
397 HFA384X_RATES_2MBPS;
398 break;
399 case 1000000:
400 local->tx_rate_control = HFA384X_RATES_1MBPS;
401 break;
402 default:
403 local->tx_rate_control = HFA384X_RATES_1MBPS |
404 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
405 HFA384X_RATES_11MBPS;
406 break;
407 }
408 }
409
410 return hostap_set_rate(dev);
411}
412
413
414static int prism2_ioctl_giwrate(struct net_device *dev,
415 struct iw_request_info *info,
416 struct iw_param *rrq, char *extra)
417{
418 u16 val;
419 struct hostap_interface *iface;
420 local_info_t *local;
421 int ret = 0;
422
423 iface = netdev_priv(dev);
424 local = iface->local;
425
426 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) <
427 0)
428 return -EINVAL;
429
430 if ((val & 0x1) && (val > 1))
431 rrq->fixed = 0;
432 else
433 rrq->fixed = 1;
434
435 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL &&
436 !local->fw_tx_rate_control) {
437 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in
438 * Host AP mode, so use the recorded TX rate of the last sent
439 * frame */
440 rrq->value = local->ap->last_tx_rate > 0 ?
441 local->ap->last_tx_rate * 100000 : 11000000;
442 return 0;
443 }
444
445 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) <
446 0)
447 return -EINVAL;
448
449 switch (val) {
450 case HFA384X_RATES_1MBPS:
451 rrq->value = 1000000;
452 break;
453 case HFA384X_RATES_2MBPS:
454 rrq->value = 2000000;
455 break;
456 case HFA384X_RATES_5MBPS:
457 rrq->value = 5500000;
458 break;
459 case HFA384X_RATES_11MBPS:
460 rrq->value = 11000000;
461 break;
462 default:
463 /* should not happen */
464 rrq->value = 11000000;
465 ret = -EINVAL;
466 break;
467 }
468
469 return ret;
470}
471
472
473static int prism2_ioctl_siwsens(struct net_device *dev,
474 struct iw_request_info *info,
475 struct iw_param *sens, char *extra)
476{
477 struct hostap_interface *iface;
478 local_info_t *local;
479
480 iface = netdev_priv(dev);
481 local = iface->local;
482
483 /* Set the desired AP density */
484 if (sens->value < 1 || sens->value > 3)
485 return -EINVAL;
486
487 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
488 local->func->reset_port(dev))
489 return -EINVAL;
490
491 return 0;
492}
493
494static int prism2_ioctl_giwsens(struct net_device *dev,
495 struct iw_request_info *info,
496 struct iw_param *sens, char *extra)
497{
498 struct hostap_interface *iface;
499 local_info_t *local;
500 u16 val;
501
502 iface = netdev_priv(dev);
503 local = iface->local;
504
505 /* Get the current AP density */
506 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
507 0)
508 return -EINVAL;
509
510 sens->value = __le16_to_cpu(val);
511 sens->fixed = 1;
512
513 return 0;
514}
515
516
517/* Deprecated in new wireless extension API */
518static int prism2_ioctl_giwaplist(struct net_device *dev,
519 struct iw_request_info *info,
520 struct iw_point *data, char *extra)
521{
522 struct hostap_interface *iface;
523 local_info_t *local;
524 struct sockaddr *addr;
525 struct iw_quality *qual;
526
527 iface = netdev_priv(dev);
528 local = iface->local;
529
530 if (local->iw_mode != IW_MODE_MASTER) {
531 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported "
532 "in Host AP mode\n");
533 data->length = 0;
534 return -EOPNOTSUPP;
535 }
536
537 addr = kmalloc(sizeof(struct sockaddr) * IW_MAX_AP, GFP_KERNEL);
538 qual = kmalloc(sizeof(struct iw_quality) * IW_MAX_AP, GFP_KERNEL);
539 if (addr == NULL || qual == NULL) {
540 kfree(addr);
541 kfree(qual);
542 data->length = 0;
543 return -ENOMEM;
544 }
545
546 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
547
548 memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
549 data->flags = 1; /* has quality information */
550 memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
551 sizeof(struct iw_quality) * data->length);
552
553 kfree(addr);
554 kfree(qual);
555
556 return 0;
557}
558
559
560static int prism2_ioctl_siwrts(struct net_device *dev,
561 struct iw_request_info *info,
562 struct iw_param *rts, char *extra)
563{
564 struct hostap_interface *iface;
565 local_info_t *local;
566 u16 val;
567
568 iface = netdev_priv(dev);
569 local = iface->local;
570
571 if (rts->disabled)
572 val = __constant_cpu_to_le16(2347);
573 else if (rts->value < 0 || rts->value > 2347)
574 return -EINVAL;
575 else
576 val = __cpu_to_le16(rts->value);
577
578 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
579 local->func->reset_port(dev))
580 return -EINVAL;
581
582 local->rts_threshold = rts->value;
583
584 return 0;
585}
586
587static int prism2_ioctl_giwrts(struct net_device *dev,
588 struct iw_request_info *info,
589 struct iw_param *rts, char *extra)
590{
591 struct hostap_interface *iface;
592 local_info_t *local;
593 u16 val;
594
595 iface = netdev_priv(dev);
596 local = iface->local;
597
598 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
599 0)
600 return -EINVAL;
601
602 rts->value = __le16_to_cpu(val);
603 rts->disabled = (rts->value == 2347);
604 rts->fixed = 1;
605
606 return 0;
607}
608
609
610static int prism2_ioctl_siwfrag(struct net_device *dev,
611 struct iw_request_info *info,
612 struct iw_param *rts, char *extra)
613{
614 struct hostap_interface *iface;
615 local_info_t *local;
616 u16 val;
617
618 iface = netdev_priv(dev);
619 local = iface->local;
620
621 if (rts->disabled)
622 val = __constant_cpu_to_le16(2346);
623 else if (rts->value < 256 || rts->value > 2346)
624 return -EINVAL;
625 else
626 val = __cpu_to_le16(rts->value & ~0x1); /* even numbers only */
627
628 local->fragm_threshold = rts->value & ~0x1;
629 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
630 2)
631 || local->func->reset_port(dev))
632 return -EINVAL;
633
634 return 0;
635}
636
637static int prism2_ioctl_giwfrag(struct net_device *dev,
638 struct iw_request_info *info,
639 struct iw_param *rts, char *extra)
640{
641 struct hostap_interface *iface;
642 local_info_t *local;
643 u16 val;
644
645 iface = netdev_priv(dev);
646 local = iface->local;
647
648 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
649 &val, 2, 1) < 0)
650 return -EINVAL;
651
652 rts->value = __le16_to_cpu(val);
653 rts->disabled = (rts->value == 2346);
654 rts->fixed = 1;
655
656 return 0;
657}
658
659
660#ifndef PRISM2_NO_STATION_MODES
661static int hostap_join_ap(struct net_device *dev)
662{
663 struct hostap_interface *iface;
664 local_info_t *local;
665 struct hfa384x_join_request req;
666 unsigned long flags;
667 int i;
2e4fd068 668 struct hfa384x_hostscan_result *entry;
ff1d2767
JM		 669
670 iface = netdev_priv(dev);
671 local = iface->local;
672
673 memcpy(req.bssid, local->preferred_ap, ETH_ALEN);
674 req.channel = 0;
675
676 spin_lock_irqsave(&local->lock, flags);
677 for (i = 0; i < local->last_scan_results_count; i++) {
678 if (!local->last_scan_results)
679 break;
680 entry = &local->last_scan_results[i];
681 if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
682 req.channel = entry->chid;
683 break;
684 }
685 }
686 spin_unlock_irqrestore(&local->lock, flags);
687
688 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
689 sizeof(req))) {
690 printk(KERN_DEBUG "%s: JoinRequest " MACSTR
691 " failed\n",
692 dev->name, MAC2STR(local->preferred_ap));
693 return -1;
694 }
695
696 printk(KERN_DEBUG "%s: Trying to join BSSID " MACSTR "\n",
697 dev->name, MAC2STR(local->preferred_ap));
698
699 return 0;
700}
701#endif /* PRISM2_NO_STATION_MODES */
702
703
704static int prism2_ioctl_siwap(struct net_device *dev,
705 struct iw_request_info *info,
706 struct sockaddr *ap_addr, char *extra)
707{
708#ifdef PRISM2_NO_STATION_MODES
709 return -EOPNOTSUPP;
710#else /* PRISM2_NO_STATION_MODES */
711 struct hostap_interface *iface;
712 local_info_t *local;
713
714 iface = netdev_priv(dev);
715 local = iface->local;
716
717 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN);
718
719 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) {
720 struct hfa384x_scan_request scan_req;
721 memset(&scan_req, 0, sizeof(scan_req));
722 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
723 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
724 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
725 &scan_req, sizeof(scan_req))) {
726 printk(KERN_DEBUG "%s: ScanResults request failed - "
727 "preferred AP delayed to next unsolicited "
728 "scan\n", dev->name);
729 }
730 } else if (local->host_roaming == 2 &&
731 local->iw_mode == IW_MODE_INFRA) {
732 if (hostap_join_ap(dev))
733 return -EINVAL;
734 } else {
735 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
736 "in Managed mode when host_roaming is enabled\n",
737 dev->name);
738 }
739
740 return 0;
741#endif /* PRISM2_NO_STATION_MODES */
742}
743
744static int prism2_ioctl_giwap(struct net_device *dev,
745 struct iw_request_info *info,
746 struct sockaddr *ap_addr, char *extra)
747{
748 struct hostap_interface *iface;
749 local_info_t *local;
750
751 iface = netdev_priv(dev);
752 local = iface->local;
753
754 ap_addr->sa_family = ARPHRD_ETHER;
755 switch (iface->type) {
756 case HOSTAP_INTERFACE_AP:
757 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN);
758 break;
759 case HOSTAP_INTERFACE_STA:
760 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN);
761 break;
762 case HOSTAP_INTERFACE_WDS:
763 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN);
764 break;
765 default:
766 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID,
767 &ap_addr->sa_data, ETH_ALEN, 1) < 0)
768 return -EOPNOTSUPP;
769
770 /* local->bssid is also updated in LinkStatus handler when in
771 * station mode */
772 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN);
773 break;
774 }
775
776 return 0;
777}
778
779
780static int prism2_ioctl_siwnickn(struct net_device *dev,
781 struct iw_request_info *info,
782 struct iw_point *data, char *nickname)
783{
784 struct hostap_interface *iface;
785 local_info_t *local;
786
787 iface = netdev_priv(dev);
788 local = iface->local;
789
790 memset(local->name, 0, sizeof(local->name));
791 memcpy(local->name, nickname, data->length);
792 local->name_set = 1;
793
794 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) ||
795 local->func->reset_port(dev))
796 return -EINVAL;
797
798 return 0;
799}
800
801static int prism2_ioctl_giwnickn(struct net_device *dev,
802 struct iw_request_info *info,
803 struct iw_point *data, char *nickname)
804{
805 struct hostap_interface *iface;
806 local_info_t *local;
807 int len;
808 char name[MAX_NAME_LEN + 3];
809 u16 val;
810
811 iface = netdev_priv(dev);
812 local = iface->local;
813
814 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME,
815 &name, MAX_NAME_LEN + 2, 0);
816 val = __le16_to_cpu(*(u16 *) name);
817 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
818 return -EOPNOTSUPP;
819
820 name[val + 2] = '\0';
821 data->length = val + 1;
822 memcpy(nickname, name + 2, val + 1);
823
824 return 0;
825}
826
827
828static int prism2_ioctl_siwfreq(struct net_device *dev,
829 struct iw_request_info *info,
830 struct iw_freq *freq, char *extra)
831{
832 struct hostap_interface *iface;
833 local_info_t *local;
834
835 iface = netdev_priv(dev);
836 local = iface->local;
837
838 /* freq => chan. */
839 if (freq->e == 1 &&
840 freq->m / 100000 >= freq_list[0] &&
841 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
842 int ch;
843 int fr = freq->m / 100000;
844 for (ch = 0; ch < FREQ_COUNT; ch++) {
845 if (fr == freq_list[ch]) {
846 freq->e = 0;
847 freq->m = ch + 1;
848 break;
849 }
850 }
851 }
852
853 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
854 !(local->channel_mask & (1 << (freq->m - 1))))
855 return -EINVAL;
856
857 local->channel = freq->m; /* channel is used in prism2_setup_rids() */
858 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
859 local->func->reset_port(dev))
860 return -EINVAL;
861
862 return 0;
863}
864
865static int prism2_ioctl_giwfreq(struct net_device *dev,
866 struct iw_request_info *info,
867 struct iw_freq *freq, char *extra)
868{
869 struct hostap_interface *iface;
870 local_info_t *local;
871 u16 val;
872
873 iface = netdev_priv(dev);
874 local = iface->local;
875
876 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) <
877 0)
878 return -EINVAL;
879
880 le16_to_cpus(&val);
881 if (val < 1 || val > FREQ_COUNT)
882 return -EINVAL;
883
884 freq->m = freq_list[val - 1] * 100000;
885 freq->e = 1;
886
887 return 0;
888}
889
890
891static void hostap_monitor_set_type(local_info_t *local)
892{
893 struct net_device *dev = local->ddev;
894
895 if (dev == NULL)
896 return;
897
898 if (local->monitor_type == PRISM2_MONITOR_PRISM ||
899 local->monitor_type == PRISM2_MONITOR_CAPHDR) {
900 dev->type = ARPHRD_IEEE80211_PRISM;
901 dev->hard_header_parse =
902 hostap_80211_prism_header_parse;
903 } else {
904 dev->type = ARPHRD_IEEE80211;
905 dev->hard_header_parse = hostap_80211_header_parse;
906 }
907}
908
909
910static int prism2_ioctl_siwessid(struct net_device *dev,
911 struct iw_request_info *info,
912 struct iw_point *data, char *ssid)
913{
914 struct hostap_interface *iface;
915 local_info_t *local;
916
917 iface = netdev_priv(dev);
918 local = iface->local;
919
920 if (iface->type == HOSTAP_INTERFACE_WDS)
921 return -EOPNOTSUPP;
922
923 if (data->flags == 0)
924 ssid[0] = '\0'; /* ANY */
925
926 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
927 /* Setting SSID to empty string seems to kill the card in
928 * Host AP mode */
929 printk(KERN_DEBUG "%s: Host AP mode does not support "
930 "'Any' essid\n", dev->name);
931 return -EINVAL;
932 }
933
934 memcpy(local->essid, ssid, data->length);
935 local->essid[data->length] = '\0';
936
937 if ((!local->fw_ap &&
938 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
939 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
940 local->func->reset_port(dev))
941 return -EINVAL;
942
943 return 0;
944}
945
946static int prism2_ioctl_giwessid(struct net_device *dev,
947 struct iw_request_info *info,
948 struct iw_point *data, char *essid)
949{
950 struct hostap_interface *iface;
951 local_info_t *local;
952 u16 val;
953
954 iface = netdev_priv(dev);
955 local = iface->local;
956
957 if (iface->type == HOSTAP_INTERFACE_WDS)
958 return -EOPNOTSUPP;
959
960 data->flags = 1; /* active */
961 if (local->iw_mode == IW_MODE_MASTER) {
962 data->length = strlen(local->essid);
963 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
964 } else {
965 int len;
966 char ssid[MAX_SSID_LEN + 2];
967 memset(ssid, 0, sizeof(ssid));
968 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
969 &ssid, MAX_SSID_LEN + 2, 0);
970 val = __le16_to_cpu(*(u16 *) ssid);
971 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
972 return -EOPNOTSUPP;
973 }
974 data->length = val;
975 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
976 }
977
978 return 0;
979}
980
981
982static int prism2_ioctl_giwrange(struct net_device *dev,
983 struct iw_request_info *info,
984 struct iw_point *data, char *extra)
985{
986 struct hostap_interface *iface;
987 local_info_t *local;
988 struct iw_range *range = (struct iw_range *) extra;
989 u8 rates[10];
990 u16 val;
991 int i, len, over2;
992
993 iface = netdev_priv(dev);
994 local = iface->local;
995
996 data->length = sizeof(struct iw_range);
997 memset(range, 0, sizeof(struct iw_range));
998
999 /* TODO: could fill num_txpower and txpower array with
1000 * something; however, there are 128 different values.. */
1001
1002 range->txpower_capa = IW_TXPOW_DBM;
1003
1004 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
1005 {
1006 range->min_pmp = 1 * 1024;
1007 range->max_pmp = 65535 * 1024;
1008 range->min_pmt = 1 * 1024;
1009 range->max_pmt = 1000 * 1024;
1010 range->pmp_flags = IW_POWER_PERIOD;
1011 range->pmt_flags = IW_POWER_TIMEOUT;
1012 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
1013 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
1014 }
1015
1016 range->we_version_compiled = WIRELESS_EXT;
1017 range->we_version_source = 18;
1018
1019 range->retry_capa = IW_RETRY_LIMIT;
1020 range->retry_flags = IW_RETRY_LIMIT;
1021 range->min_retry = 0;
1022 range->max_retry = 255;
1023
1024 range->num_channels = FREQ_COUNT;
1025
1026 val = 0;
1027 for (i = 0; i < FREQ_COUNT; i++) {
1028 if (local->channel_mask & (1 << i)) {
1029 range->freq[val].i = i + 1;
1030 range->freq[val].m = freq_list[i] * 100000;
1031 range->freq[val].e = 1;
1032 val++;
1033 }
1034 if (val == IW_MAX_FREQUENCIES)
1035 break;
1036 }
1037 range->num_frequency = val;
1038
1039 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1040 range->max_qual.qual = 70; /* what is correct max? This was not
1041 * documented exactly. At least
1042 * 69 has been observed. */
1043 range->max_qual.level = 0; /* dB */
1044 range->max_qual.noise = 0; /* dB */
1045
1046 /* What would be suitable values for "average/typical" qual? */
1047 range->avg_qual.qual = 20;
1048 range->avg_qual.level = -60;
1049 range->avg_qual.noise = -95;
1050 } else {
1051 range->max_qual.qual = 92; /* 0 .. 92 */
1052 range->max_qual.level = 154; /* 27 .. 154 */
1053 range->max_qual.noise = 154; /* 27 .. 154 */
1054 }
1055 range->sensitivity = 3;
1056
1057 range->max_encoding_tokens = WEP_KEYS;
1058 range->num_encoding_sizes = 2;
1059 range->encoding_size[0] = 5;
1060 range->encoding_size[1] = 13;
1061
1062 over2 = 0;
1063 len = prism2_get_datarates(dev, rates);
1064 range->num_bitrates = 0;
1065 for (i = 0; i < len; i++) {
1066 if (range->num_bitrates < IW_MAX_BITRATES) {
1067 range->bitrate[range->num_bitrates] =
1068 rates[i] * 500000;
1069 range->num_bitrates++;
1070 }
1071 if (rates[i] == 0x0b || rates[i] == 0x16)
1072 over2 = 1;
1073 }
1074 /* estimated maximum TCP throughput values (bps) */
1075 range->throughput = over2 ? 5500000 : 1500000;
1076
1077 range->min_rts = 0;
1078 range->max_rts = 2347;
1079 range->min_frag = 256;
1080 range->max_frag = 2346;
1081
1082 /* Event capability (kernel + driver) */
1083 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1084 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1085 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1086 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1087 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1088 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1089 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1090 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1091 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1092
1093 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1094 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1095
1096 return 0;
1097}
1098
1099
1100static int hostap_monitor_mode_enable(local_info_t *local)
1101{
1102 struct net_device *dev = local->dev;
1103
1104 printk(KERN_DEBUG "Enabling monitor mode\n");
1105 hostap_monitor_set_type(local);
1106
1107 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1108 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1109 printk(KERN_DEBUG "Port type setting for monitor mode "
1110 "failed\n");
1111 return -EOPNOTSUPP;
1112 }
1113
1114 /* Host decrypt is needed to get the IV and ICV fields;
1115 * however, monitor mode seems to remove WEP flag from frame
1116 * control field */
1117 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1118 HFA384X_WEPFLAGS_HOSTENCRYPT |
1119 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1120 printk(KERN_DEBUG "WEP flags setting failed\n");
1121 return -EOPNOTSUPP;
1122 }
1123
1124 if (local->func->reset_port(dev) ||
1125 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1126 (HFA384X_TEST_MONITOR << 8),
1127 0, NULL, NULL)) {
1128 printk(KERN_DEBUG "Setting monitor mode failed\n");
1129 return -EOPNOTSUPP;
1130 }
1131
1132 return 0;
1133}
1134
1135
1136static int hostap_monitor_mode_disable(local_info_t *local)
1137{
1138 struct net_device *dev = local->ddev;
1139
1140 if (dev == NULL)
1141 return -1;
1142
1143 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1144 dev->type = ARPHRD_ETHER;
1145 dev->hard_header_parse = local->saved_eth_header_parse;
1146 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1147 (HFA384X_TEST_STOP << 8),
1148 0, NULL, NULL))
1149 return -1;
1150 return hostap_set_encryption(local);
1151}
1152
1153
1154static int prism2_ioctl_siwmode(struct net_device *dev,
1155 struct iw_request_info *info,
1156 __u32 *mode, char *extra)
1157{
1158 struct hostap_interface *iface;
1159 local_info_t *local;
1160 int double_reset = 0;
1161
1162 iface = netdev_priv(dev);
1163 local = iface->local;
1164
1165 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1166 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1167 *mode != IW_MODE_MONITOR)
1168 return -EOPNOTSUPP;
1169
1170#ifdef PRISM2_NO_STATION_MODES
1171 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1172 return -EOPNOTSUPP;
1173#endif /* PRISM2_NO_STATION_MODES */
1174
1175 if (*mode == local->iw_mode)
1176 return 0;
1177
1178 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1179 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1180 "mode\n", dev->name);
1181 return -EINVAL;
1182 }
1183
1184 if (local->iw_mode == IW_MODE_MONITOR)
1185 hostap_monitor_mode_disable(local);
1186
f3b10e16
JM		 1187 if ((local->iw_mode == IW_MODE_ADHOC ||
1188 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
ff1d2767
JM		 1189 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1190 * that leaves beacon frames to use IBSS type when moving from
1191 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1192 * enough to workaround this. */
1193 double_reset = 1;
1194 }
1195
1196 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1197 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1198 local->iw_mode = *mode;
1199
1200 if (local->iw_mode == IW_MODE_MONITOR)
1201 hostap_monitor_mode_enable(local);
1202 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1203 !local->fw_encrypt_ok) {
1204 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1205 "a workaround for firmware bug in Host AP mode WEP\n",
1206 dev->name);
1207 local->host_encrypt = 1;
1208 }
1209
1210 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1211 hostap_get_porttype(local)))
1212 return -EOPNOTSUPP;
1213
1214 if (local->func->reset_port(dev))
1215 return -EINVAL;
1216 if (double_reset && local->func->reset_port(dev))
1217 return -EINVAL;
1218
1219 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1220 {
1221 /* netif_carrier is used only in client modes for now, so make
1222 * sure carrier is on when moving to non-client modes. */
1223 netif_carrier_on(local->dev);
1224 netif_carrier_on(local->ddev);
1225 }
1226 return 0;
1227}
1228
1229
1230static int prism2_ioctl_giwmode(struct net_device *dev,
1231 struct iw_request_info *info,
1232 __u32 *mode, char *extra)
1233{
1234 struct hostap_interface *iface;
1235 local_info_t *local;
1236
1237 iface = netdev_priv(dev);
1238 local = iface->local;
1239
1240 switch (iface->type) {
1241 case HOSTAP_INTERFACE_STA:
1242 *mode = IW_MODE_INFRA;
1243 break;
1244 case HOSTAP_INTERFACE_WDS:
1245 *mode = IW_MODE_REPEAT;
1246 break;
1247 default:
1248 *mode = local->iw_mode;
1249 break;
1250 }
1251 return 0;
1252}
1253
1254
1255static int prism2_ioctl_siwpower(struct net_device *dev,
1256 struct iw_request_info *info,
1257 struct iw_param *wrq, char *extra)
1258{
1259#ifdef PRISM2_NO_STATION_MODES
1260 return -EOPNOTSUPP;
1261#else /* PRISM2_NO_STATION_MODES */
1262 int ret = 0;
1263
1264 if (wrq->disabled)
1265 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1266
1267 switch (wrq->flags & IW_POWER_MODE) {
1268 case IW_POWER_UNICAST_R:
1269 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1270 if (ret)
1271 return ret;
1272 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1273 if (ret)
1274 return ret;
1275 break;
1276 case IW_POWER_ALL_R:
1277 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1278 if (ret)
1279 return ret;
1280 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1281 if (ret)
1282 return ret;
1283 break;
1284 case IW_POWER_ON:
1285 break;
1286 default:
1287 return -EINVAL;
1288 }
1289
1290 if (wrq->flags & IW_POWER_TIMEOUT) {
1291 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1292 if (ret)
1293 return ret;
1294 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1295 wrq->value / 1024);
1296 if (ret)
1297 return ret;
1298 }
1299 if (wrq->flags & IW_POWER_PERIOD) {
1300 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1301 if (ret)
1302 return ret;
1303 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1304 wrq->value / 1024);
1305 if (ret)
1306 return ret;
1307 }
1308
1309 return ret;
1310#endif /* PRISM2_NO_STATION_MODES */
1311}
1312
1313
1314static int prism2_ioctl_giwpower(struct net_device *dev,
1315 struct iw_request_info *info,
1316 struct iw_param *rrq, char *extra)
1317{
1318#ifdef PRISM2_NO_STATION_MODES
1319 return -EOPNOTSUPP;
1320#else /* PRISM2_NO_STATION_MODES */
1321 struct hostap_interface *iface;
1322 local_info_t *local;
1323 u16 enable, mcast;
1324
1325 iface = netdev_priv(dev);
1326 local = iface->local;
1327
1328 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1329 < 0)
1330 return -EINVAL;
1331
1332 if (!__le16_to_cpu(enable)) {
1333 rrq->disabled = 1;
1334 return 0;
1335 }
1336
1337 rrq->disabled = 0;
1338
1339 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
1340 u16 timeout;
1341 if (local->func->get_rid(dev,
1342 HFA384X_RID_CNFPMHOLDOVERDURATION,
1343 &timeout, 2, 1) < 0)
1344 return -EINVAL;
1345
1346 rrq->flags = IW_POWER_TIMEOUT;
1347 rrq->value = __le16_to_cpu(timeout) * 1024;
1348 } else {
1349 u16 period;
1350 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1351 &period, 2, 1) < 0)
1352 return -EINVAL;
1353
1354 rrq->flags = IW_POWER_PERIOD;
1355 rrq->value = __le16_to_cpu(period) * 1024;
1356 }
1357
1358 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1359 2, 1) < 0)
1360 return -EINVAL;
1361
1362 if (__le16_to_cpu(mcast))
1363 rrq->flags |= IW_POWER_ALL_R;
1364 else
1365 rrq->flags |= IW_POWER_UNICAST_R;
1366
1367 return 0;
1368#endif /* PRISM2_NO_STATION_MODES */
1369}
1370
1371
1372static int prism2_ioctl_siwretry(struct net_device *dev,
1373 struct iw_request_info *info,
1374 struct iw_param *rrq, char *extra)
1375{
1376 struct hostap_interface *iface;
1377 local_info_t *local;
1378
1379 iface = netdev_priv(dev);
1380 local = iface->local;
1381
1382 if (rrq->disabled)
1383 return -EINVAL;
1384
1385 /* setting retry limits is not supported with the current station
1386 * firmware code; simulate this with alternative retry count for now */
1387 if (rrq->flags == IW_RETRY_LIMIT) {
1388 if (rrq->value < 0) {
1389 /* disable manual retry count setting and use firmware
1390 * defaults */
1391 local->manual_retry_count = -1;
1392 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1393 } else {
1394 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1395 rrq->value)) {
1396 printk(KERN_DEBUG "%s: Alternate retry count "
1397 "setting to %d failed\n",
1398 dev->name, rrq->value);
1399 return -EOPNOTSUPP;
1400 }
1401
1402 local->manual_retry_count = rrq->value;
1403 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1404 }
1405 return 0;
1406 }
1407
1408 return -EOPNOTSUPP;
1409
1410#if 0
1411 /* what could be done, if firmware would support this.. */
1412
1413 if (rrq->flags & IW_RETRY_LIMIT) {
1414 if (rrq->flags & IW_RETRY_MAX)
1415 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1416 else if (rrq->flags & IW_RETRY_MIN)
1417 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1418 else {
1419 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1420 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1421 }
1422
1423 }
1424
1425 if (rrq->flags & IW_RETRY_LIFETIME) {
1426 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1427 }
1428
1429 return 0;
1430#endif /* 0 */
1431}
1432
1433static int prism2_ioctl_giwretry(struct net_device *dev,
1434 struct iw_request_info *info,
1435 struct iw_param *rrq, char *extra)
1436{
1437 struct hostap_interface *iface;
1438 local_info_t *local;
1439 u16 shortretry, longretry, lifetime, altretry;
1440
1441 iface = netdev_priv(dev);
1442 local = iface->local;
1443
1444 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1445 2, 1) < 0 ||
1446 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1447 2, 1) < 0 ||
1448 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1449 &lifetime, 2, 1) < 0)
1450 return -EINVAL;
1451
1452 le16_to_cpus(&shortretry);
1453 le16_to_cpus(&longretry);
1454 le16_to_cpus(&lifetime);
1455
1456 rrq->disabled = 0;
1457
1458 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1459 rrq->flags = IW_RETRY_LIFETIME;
1460 rrq->value = lifetime * 1024;
1461 } else {
1462 if (local->manual_retry_count >= 0) {
1463 rrq->flags = IW_RETRY_LIMIT;
1464 if (local->func->get_rid(dev,
1465 HFA384X_RID_CNFALTRETRYCOUNT,
1466 &altretry, 2, 1) >= 0)
1467 rrq->value = le16_to_cpu(altretry);
1468 else
1469 rrq->value = local->manual_retry_count;
1470 } else if ((rrq->flags & IW_RETRY_MAX)) {
1471 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
1472 rrq->value = longretry;
1473 } else {
1474 rrq->flags = IW_RETRY_LIMIT;
1475 rrq->value = shortretry;
1476 if (shortretry != longretry)
1477 rrq->flags |= IW_RETRY_MIN;
1478 }
1479 }
1480 return 0;
1481}
1482
1483
1484/* Note! This TX power controlling is experimental and should not be used in
1485 * production use. It just sets raw power register and does not use any kind of
1486 * feedback information from the measured TX power (CR58). This is now
1487 * commented out to make sure that it is not used by accident. TX power
1488 * configuration will be enabled again after proper algorithm using feedback
1489 * has been implemented. */
1490
1491#ifdef RAW_TXPOWER_SETTING
1492/* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1493 * This version assumes following mapping:
1494 * CR31 is 7-bit value with -64 to +63 range.
1495 * -64 is mapped into +20dBm and +63 into -43dBm.
1496 * This is certainly not an exact mapping for every card, but at least
1497 * increasing dBm value should correspond to increasing TX power.
1498 */
1499
1500static int prism2_txpower_hfa386x_to_dBm(u16 val)
1501{
1502 signed char tmp;
1503
1504 if (val > 255)
1505 val = 255;
1506
1507 tmp = val;
1508 tmp >>= 2;
1509
1510 return -12 - tmp;
1511}
1512
1513static u16 prism2_txpower_dBm_to_hfa386x(int val)
1514{
1515 signed char tmp;
1516
1517 if (val > 20)
1518 return 128;
1519 else if (val < -43)
1520 return 127;
1521
1522 tmp = val;
1523 tmp = -12 - tmp;
1524 tmp <<= 2;
1525
1526 return (unsigned char) tmp;
1527}
1528#endif /* RAW_TXPOWER_SETTING */
1529
1530
1531static int prism2_ioctl_siwtxpow(struct net_device *dev,
1532 struct iw_request_info *info,
1533 struct iw_param *rrq, char *extra)
1534{
1535 struct hostap_interface *iface;
1536 local_info_t *local;
1537#ifdef RAW_TXPOWER_SETTING
1538 char *tmp;
1539#endif
1540 u16 val;
1541 int ret = 0;
1542
1543 iface = netdev_priv(dev);
1544 local = iface->local;
1545
1546 if (rrq->disabled) {
1547 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1548 val = 0xff; /* use all standby and sleep modes */
1549 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1550 HFA386X_CR_A_D_TEST_MODES2,
1551 &val, NULL);
1552 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1553 dev->name, ret ? "failed" : "OK");
1554 local->txpower_type = PRISM2_TXPOWER_OFF;
1555 }
1556 return (ret ? -EOPNOTSUPP : 0);
1557 }
1558
1559 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1560 val = 0; /* disable all standby and sleep modes */
1561 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1562 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1563 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1564 dev->name, ret ? "failed" : "OK");
1565 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1566 }
1567
1568#ifdef RAW_TXPOWER_SETTING
1569 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1570 printk(KERN_DEBUG "Setting ALC on\n");
1571 val = HFA384X_TEST_CFG_BIT_ALC;
1572 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1573 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1574 local->txpower_type = PRISM2_TXPOWER_AUTO;
1575 return 0;
1576 }
1577
1578 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1579 printk(KERN_DEBUG "Setting ALC off\n");
1580 val = HFA384X_TEST_CFG_BIT_ALC;
1581 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1582 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1583 local->txpower_type = PRISM2_TXPOWER_FIXED;
1584 }
1585
1586 if (rrq->flags == IW_TXPOW_DBM)
1587 tmp = "dBm";
1588 else if (rrq->flags == IW_TXPOW_MWATT)
1589 tmp = "mW";
1590 else
1591 tmp = "UNKNOWN";
1592 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1593
1594 if (rrq->flags != IW_TXPOW_DBM) {
1595 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1596 return -EOPNOTSUPP;
1597 }
1598
1599 local->txpower = rrq->value;
1600 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1601 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1602 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1603 ret = -EOPNOTSUPP;
1604#else /* RAW_TXPOWER_SETTING */
1605 if (rrq->fixed)
1606 ret = -EOPNOTSUPP;
1607#endif /* RAW_TXPOWER_SETTING */
1608
1609 return ret;
1610}
1611
1612static int prism2_ioctl_giwtxpow(struct net_device *dev,
1613 struct iw_request_info *info,
1614 struct iw_param *rrq, char *extra)
1615{
1616#ifdef RAW_TXPOWER_SETTING
1617 struct hostap_interface *iface;
1618 local_info_t *local;
1619 u16 resp0;
1620
1621 iface = netdev_priv(dev);
1622 local = iface->local;
1623
1624 rrq->flags = IW_TXPOW_DBM;
1625 rrq->disabled = 0;
1626 rrq->fixed = 0;
1627
1628 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1629 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1630 HFA386X_CR_MANUAL_TX_POWER,
1631 NULL, &resp0) == 0) {
1632 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1633 } else {
1634 /* Could not get real txpower; guess 15 dBm */
1635 rrq->value = 15;
1636 }
1637 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1638 rrq->value = 0;
1639 rrq->disabled = 1;
1640 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1641 rrq->value = local->txpower;
1642 rrq->fixed = 1;
1643 } else {
1644 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1645 local->txpower_type);
1646 }
1647 return 0;
1648#else /* RAW_TXPOWER_SETTING */
1649 return -EOPNOTSUPP;
1650#endif /* RAW_TXPOWER_SETTING */
1651}
1652
1653
1654#ifndef PRISM2_NO_STATION_MODES
1655
1656/* HostScan request works with and without host_roaming mode. In addition, it
1657 * does not break current association. However, it requires newer station
1658 * firmware version (>= 1.3.1) than scan request. */
1659static int prism2_request_hostscan(struct net_device *dev,
1660 u8 *ssid, u8 ssid_len)
1661{
1662 struct hostap_interface *iface;
1663 local_info_t *local;
1664 struct hfa384x_hostscan_request scan_req;
1665
1666 iface = netdev_priv(dev);
1667 local = iface->local;
1668
1669 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1670 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1671 local->scan_channel_mask);
ff1d2767
JM		 1672 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1673 if (ssid) {
1674 if (ssid_len > 32)
1675 return -EINVAL;
1676 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1677 memcpy(scan_req.target_ssid, ssid, ssid_len);
1678 }
1679
1680 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1681 sizeof(scan_req))) {
1682 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1683 return -EINVAL;
1684 }
1685 return 0;
1686}
1687
1688
1689static int prism2_request_scan(struct net_device *dev)
1690{
1691 struct hostap_interface *iface;
1692 local_info_t *local;
1693 struct hfa384x_scan_request scan_req;
1694 int ret = 0;
1695
1696 iface = netdev_priv(dev);
1697 local = iface->local;
1698
1699 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1700 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1701 local->scan_channel_mask);
ff1d2767
JM		 1702 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1703
1704 /* FIX:
1705 * It seems to be enough to set roaming mode for a short moment to
1706 * host-based and then setup scanrequest data and return the mode to
1707 * firmware-based.
1708 *
1709 * Master mode would need to drop to Managed mode for a short while
1710 * to make scanning work.. Or sweep through the different channels and
1711 * use passive scan based on beacons. */
1712
1713 if (!local->host_roaming)
1714 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1715 HFA384X_ROAMING_HOST);
1716
1717 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1718 sizeof(scan_req))) {
1719 printk(KERN_DEBUG "SCANREQUEST failed\n");
1720 ret = -EINVAL;
1721 }
1722
1723 if (!local->host_roaming)
1724 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1725 HFA384X_ROAMING_FIRMWARE);
1726
1727 return 0;
1728}
1729
1730#else /* !PRISM2_NO_STATION_MODES */
1731
1732static inline int prism2_request_hostscan(struct net_device *dev,
1733 u8 *ssid, u8 ssid_len)
1734{
1735 return -EOPNOTSUPP;
1736}
1737
1738
1739static inline int prism2_request_scan(struct net_device *dev)
1740{
1741 return -EOPNOTSUPP;
1742}
1743
1744#endif /* !PRISM2_NO_STATION_MODES */
1745
1746
1747static int prism2_ioctl_siwscan(struct net_device *dev,
1748 struct iw_request_info *info,
1749 struct iw_point *data, char *extra)
1750{
1751 struct hostap_interface *iface;
1752 local_info_t *local;
1753 int ret;
1754 u8 *ssid = NULL, ssid_len = 0;
1755 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1756
1757 iface = netdev_priv(dev);
1758 local = iface->local;
1759
1760 if (data->length < sizeof(struct iw_scan_req))
1761 req = NULL;
1762
1763 if (local->iw_mode == IW_MODE_MASTER) {
1764 /* In master mode, we just return the results of our local
1765 * tables, so we don't need to start anything...
1766 * Jean II */
1767 data->length = 0;
1768 return 0;
1769 }
1770
1771 if (!local->dev_enabled)
1772 return -ENETDOWN;
1773
1774 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1775 ssid = req->essid;
1776 ssid_len = req->essid_len;
1777
1778 if (ssid_len &&
1779 ((local->iw_mode != IW_MODE_INFRA &&
1780 local->iw_mode != IW_MODE_ADHOC) ||
1781 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1782 return -EOPNOTSUPP;
1783 }
1784
1785 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1786 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1787 else
1788 ret = prism2_request_scan(dev);
1789
1790 if (ret == 0)
1791 local->scan_timestamp = jiffies;
1792
1793 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1794
1795 return ret;
1796}
1797
1798
1799#ifndef PRISM2_NO_STATION_MODES
1800static char * __prism2_translate_scan(local_info_t *local,
2e4fd068
JM		 1801 struct hfa384x_hostscan_result *scan,
1802 struct hostap_bss_info *bss,
ff1d2767
JM		 1803 char *current_ev, char *end_buf)
1804{
1805 int i, chan;
1806 struct iw_event iwe;
1807 char *current_val;
1808 u16 capabilities;
1809 u8 *pos;
2e4fd068 1810 u8 *ssid, *bssid;
ff1d2767
JM		 1811 size_t ssid_len;
1812 char *buf;
1813
1814 if (bss) {
1815 ssid = bss->ssid;
1816 ssid_len = bss->ssid_len;
2e4fd068 1817 bssid = bss->bssid;
ff1d2767 1818 } else {
2e4fd068
JM		 1819 ssid = scan->ssid;
1820 ssid_len = le16_to_cpu(scan->ssid_len);
1821 bssid = scan->bssid;
ff1d2767
JM		 1822 }
1823 if (ssid_len > 32)
1824 ssid_len = 32;
1825
1826 /* First entry *MUST* be the AP MAC address */
1827 memset(&iwe, 0, sizeof(iwe));
1828 iwe.cmd = SIOCGIWAP;
1829 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1830 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
1831 /* FIX:
1832 * I do not know how this is possible, but iwe_stream_add_event
1833 * seems to re-order memcpy execution so that len is set only
1834 * after copying.. Pre-setting len here "fixes" this, but real
1835 * problems should be solved (after which these iwe.len
1836 * settings could be removed from this function). */
1837 iwe.len = IW_EV_ADDR_LEN;
1838 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1839 IW_EV_ADDR_LEN);
1840
1841 /* Other entries will be displayed in the order we give them */
1842
1843 memset(&iwe, 0, sizeof(iwe));
1844 iwe.cmd = SIOCGIWESSID;
1845 iwe.u.data.length = ssid_len;
1846 iwe.u.data.flags = 1;
1847 iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
1848 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ssid);
1849
1850 memset(&iwe, 0, sizeof(iwe));
1851 iwe.cmd = SIOCGIWMODE;
1852 if (bss) {
1853 capabilities = bss->capab_info;
1854 } else {
2e4fd068 1855 capabilities = le16_to_cpu(scan->capability);
ff1d2767
JM		 1856 }
1857 if (capabilities & (WLAN_CAPABILITY_ESS |
1858 WLAN_CAPABILITY_IBSS)) {
1859 if (capabilities & WLAN_CAPABILITY_ESS)
1860 iwe.u.mode = IW_MODE_MASTER;
1861 else
1862 iwe.u.mode = IW_MODE_ADHOC;
1863 iwe.len = IW_EV_UINT_LEN;
1864 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1865 IW_EV_UINT_LEN);
1866 }
1867
1868 memset(&iwe, 0, sizeof(iwe));
1869 iwe.cmd = SIOCGIWFREQ;
2e4fd068
JM		 1870 if (scan) {
1871 chan = scan->chid;
ff1d2767
JM		 1872 } else if (bss) {
1873 chan = bss->chan;
1874 } else {
1875 chan = 0;
1876 }
1877
1878 if (chan > 0) {
1879 iwe.u.freq.m = freq_list[le16_to_cpu(chan - 1)] * 100000;
1880 iwe.u.freq.e = 1;
1881 iwe.len = IW_EV_FREQ_LEN;
1882 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1883 IW_EV_FREQ_LEN);
1884 }
1885
2e4fd068 1886 if (scan) {
ff1d2767
JM		 1887 memset(&iwe, 0, sizeof(iwe));
1888 iwe.cmd = IWEVQUAL;
2e4fd068
JM		 1889 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1890 iwe.u.qual.level = le16_to_cpu(scan->sl);
1891 iwe.u.qual.noise = le16_to_cpu(scan->anl);
ff1d2767
JM		 1892 } else {
1893 iwe.u.qual.level =
1894 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1895 iwe.u.qual.noise =
1896 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1897 }
c28df16e
JT		 1898 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1899 | IW_QUAL_NOISE_UPDATED
1900 | IW_QUAL_QUAL_INVALID
1901 | IW_QUAL_DBM;
ff1d2767
JM		 1902 iwe.len = IW_EV_QUAL_LEN;
1903 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1904 IW_EV_QUAL_LEN);
1905 }
1906
1907 memset(&iwe, 0, sizeof(iwe));
1908 iwe.cmd = SIOCGIWENCODE;
1909 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1910 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1911 else
1912 iwe.u.data.flags = IW_ENCODE_DISABLED;
1913 iwe.u.data.length = 0;
1914 iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
1915 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
1916
1917 /* TODO: add SuppRates into BSS table */
2e4fd068 1918 if (scan) {
ff1d2767
JM		 1919 memset(&iwe, 0, sizeof(iwe));
1920 iwe.cmd = SIOCGIWRATE;
1921 current_val = current_ev + IW_EV_LCP_LEN;
2e4fd068 1922 pos = scan->sup_rates;
ff1d2767
JM		 1923 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1924 if (pos[i] == 0)
1925 break;
1926 /* Bit rate given in 500 kb/s units (+ 0x80) */
1927 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1928 current_val = iwe_stream_add_value(
1929 current_ev, current_val, end_buf, &iwe,
1930 IW_EV_PARAM_LEN);
1931 }
1932 /* Check if we added any event */
1933 if ((current_val - current_ev) > IW_EV_LCP_LEN)
1934 current_ev = current_val;
1935 }
1936
1937 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
1938 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_KERNEL);
2e4fd068 1939 if (buf && scan) {
ff1d2767
JM		 1940 memset(&iwe, 0, sizeof(iwe));
1941 iwe.cmd = IWEVCUSTOM;
2e4fd068 1942 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
ff1d2767
JM		 1943 iwe.u.data.length = strlen(buf);
1944 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1945 buf);
1946
1947 memset(&iwe, 0, sizeof(iwe));
1948 iwe.cmd = IWEVCUSTOM;
2e4fd068 1949 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
ff1d2767
JM		 1950 iwe.u.data.length = strlen(buf);
1951 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1952 buf);
1953
2e4fd068
JM		 1954 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1955 (capabilities & WLAN_CAPABILITY_IBSS)) {
ff1d2767
JM		 1956 memset(&iwe, 0, sizeof(iwe));
1957 iwe.cmd = IWEVCUSTOM;
2e4fd068 1958 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
ff1d2767
JM		 1959 iwe.u.data.length = strlen(buf);
1960 current_ev = iwe_stream_add_point(current_ev, end_buf,
1961 &iwe, buf);
1962 }
1963 }
1964 kfree(buf);
1965
1966 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1967 memset(&iwe, 0, sizeof(iwe));
1968 iwe.cmd = IWEVGENIE;
1969 iwe.u.data.length = bss->wpa_ie_len;
1970 current_ev = iwe_stream_add_point(
1971 current_ev, end_buf, &iwe, bss->wpa_ie);
1972 }
1973
1974 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1975 memset(&iwe, 0, sizeof(iwe));
1976 iwe.cmd = IWEVGENIE;
1977 iwe.u.data.length = bss->rsn_ie_len;
1978 current_ev = iwe_stream_add_point(
1979 current_ev, end_buf, &iwe, bss->rsn_ie);
1980 }
1981
1982 return current_ev;
1983}
1984
1985
1986/* Translate scan data returned from the card to a card independant
1987 * format that the Wireless Tools will understand - Jean II */
1988static inline int prism2_translate_scan(local_info_t *local,
1989 char *buffer, int buflen)
1990{
2e4fd068
JM		 1991 struct hfa384x_hostscan_result *scan;
1992 int entry, hostscan;
ff1d2767
JM		 1993 char *current_ev = buffer;
1994 char *end_buf = buffer + buflen;
ff1d2767
JM		 1995 struct list_head *ptr;
1996
1997 spin_lock_bh(&local->lock);
1998
1999 list_for_each(ptr, &local->bss_list) {
2000 struct hostap_bss_info *bss;
2001 bss = list_entry(ptr, struct hostap_bss_info, list);
2002 bss->included = 0;
2003 }
2004
2005 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
2e4fd068 2006 for (entry = 0; entry < local->last_scan_results_count; entry++) {
ff1d2767
JM		 2007 int found = 0;
2008 scan = &local->last_scan_results[entry];
ff1d2767
JM		 2009
2010 /* Report every SSID if the AP is using multiple SSIDs. If no
2011 * BSS record is found (e.g., when WPA mode is disabled),
2012 * report the AP once. */
2013 list_for_each(ptr, &local->bss_list) {
2014 struct hostap_bss_info *bss;
2015 bss = list_entry(ptr, struct hostap_bss_info, list);
2e4fd068 2016 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
ff1d2767
JM		 2017 bss->included = 1;
2018 current_ev = __prism2_translate_scan(
2e4fd068 2019 local, scan, bss, current_ev, end_buf);
ff1d2767
JM		 2020 found++;
2021 }
2022 }
2023 if (!found) {
2024 current_ev = __prism2_translate_scan(
2e4fd068 2025 local, scan, NULL, current_ev, end_buf);
ff1d2767
JM		 2026 }
2027 /* Check if there is space for one more entry */
2028 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2029 /* Ask user space to try again with a bigger buffer */
2030 spin_unlock_bh(&local->lock);
2031 return -E2BIG;
2032 }
2033 }
2034
2035 /* Prism2 firmware has limits (32 at least in some versions) for number
2036 * of BSSes in scan results. Extend this limit by using local BSS list.
2037 */
2038 list_for_each(ptr, &local->bss_list) {
2039 struct hostap_bss_info *bss;
2040 bss = list_entry(ptr, struct hostap_bss_info, list);
2041 if (bss->included)
2042 continue;
2e4fd068
JM		 2043 current_ev = __prism2_translate_scan(local, NULL, bss,
2044 current_ev, end_buf);
ff1d2767
JM		 2045 /* Check if there is space for one more entry */
2046 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2047 /* Ask user space to try again with a bigger buffer */
2048 spin_unlock_bh(&local->lock);
2049 return -E2BIG;
2050 }
2051 }
2052
2053 spin_unlock_bh(&local->lock);
2054
2055 return current_ev - buffer;
2056}
2057#endif /* PRISM2_NO_STATION_MODES */
2058
2059
2060static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2061 struct iw_request_info *info,
2062 struct iw_point *data, char *extra)
2063{
2064#ifdef PRISM2_NO_STATION_MODES
2065 return -EOPNOTSUPP;
2066#else /* PRISM2_NO_STATION_MODES */
2067 struct hostap_interface *iface;
2068 local_info_t *local;
2069 int res;
2070
2071 iface = netdev_priv(dev);
2072 local = iface->local;
2073
2074 /* Wait until the scan is finished. We can probably do better
2075 * than that - Jean II */
2076 if (local->scan_timestamp &&
2077 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2078 /* Important note : we don't want to block the caller
2079 * until results are ready for various reasons.
2080 * First, managing wait queues is complex and racy
2081 * (there may be multiple simultaneous callers).
2082 * Second, we grab some rtnetlink lock before comming
2083 * here (in dev_ioctl()).
2084 * Third, the caller can wait on the Wireless Event
2085 * - Jean II */
2086 return -EAGAIN;
2087 }
2088 local->scan_timestamp = 0;
2089
2090 res = prism2_translate_scan(local, extra, data->length);
2091
2092 if (res >= 0) {
2093 data->length = res;
2094 return 0;
2095 } else {
2096 data->length = 0;
2097 return res;
2098 }
2099#endif /* PRISM2_NO_STATION_MODES */
2100}
2101
2102
2103static int prism2_ioctl_giwscan(struct net_device *dev,
2104 struct iw_request_info *info,
2105 struct iw_point *data, char *extra)
2106{
2107 struct hostap_interface *iface;
2108 local_info_t *local;
2109 int res;
2110
2111 iface = netdev_priv(dev);
2112 local = iface->local;
2113
2114 if (local->iw_mode == IW_MODE_MASTER) {
2115 /* In MASTER mode, it doesn't make sense to go around
2116 * scanning the frequencies and make the stations we serve
2117 * wait when what the user is really interested about is the
2118 * list of stations and access points we are talking to.
2119 * So, just extract results from our cache...
2120 * Jean II */
2121
2122 /* Translate to WE format */
2123 res = prism2_ap_translate_scan(dev, extra);
2124 if (res >= 0) {
2125 printk(KERN_DEBUG "Scan result translation succeeded "
2126 "(length=%d)\n", res);
2127 data->length = res;
2128 return 0;
2129 } else {
2130 printk(KERN_DEBUG
2131 "Scan result translation failed (res=%d)\n",
2132 res);
2133 data->length = 0;
2134 return res;
2135 }
2136 } else {
2137 /* Station mode */
2138 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2139 }
2140}
2141
2142
2143static const struct iw_priv_args prism2_priv[] = {
2144 { PRISM2_IOCTL_MONITOR,
2145 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2146 { PRISM2_IOCTL_READMIF,
2147 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2148 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2149 { PRISM2_IOCTL_WRITEMIF,
2150 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2151 { PRISM2_IOCTL_RESET,
2152 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2153 { PRISM2_IOCTL_INQUIRE,
2154 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2155 { PRISM2_IOCTL_SET_RID_WORD,
2156 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2157 { PRISM2_IOCTL_MACCMD,
2158 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2159 { PRISM2_IOCTL_WDS_ADD,
2160 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2161 { PRISM2_IOCTL_WDS_DEL,
2162 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2163 { PRISM2_IOCTL_ADDMAC,
2164 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2165 { PRISM2_IOCTL_DELMAC,
2166 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2167 { PRISM2_IOCTL_KICKMAC,
2168 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2169 /* --- raw access to sub-ioctls --- */
2170 { PRISM2_IOCTL_PRISM2_PARAM,
2171 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2172 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2173 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2174 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2175 /* --- sub-ioctls handlers --- */
2176 { PRISM2_IOCTL_PRISM2_PARAM,
2177 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2178 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2179 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2180 /* --- sub-ioctls definitions --- */
2181 { PRISM2_PARAM_TXRATECTRL,
2182 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2183 { PRISM2_PARAM_TXRATECTRL,
2184 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2185 { PRISM2_PARAM_BEACON_INT,
2186 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2187 { PRISM2_PARAM_BEACON_INT,
2188 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2189#ifndef PRISM2_NO_STATION_MODES
2190 { PRISM2_PARAM_PSEUDO_IBSS,
2191 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2192 { PRISM2_PARAM_PSEUDO_IBSS,
2193 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2194#endif /* PRISM2_NO_STATION_MODES */
2195 { PRISM2_PARAM_ALC,
2196 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2197 { PRISM2_PARAM_ALC,
2198 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2199 { PRISM2_PARAM_DUMP,
2200 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2201 { PRISM2_PARAM_DUMP,
2202 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2203 { PRISM2_PARAM_OTHER_AP_POLICY,
2204 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2205 { PRISM2_PARAM_OTHER_AP_POLICY,
2206 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2207 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2208 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2209 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2210 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2211 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2212 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2213 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2214 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2215 { PRISM2_PARAM_DTIM_PERIOD,
2216 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2217 { PRISM2_PARAM_DTIM_PERIOD,
2218 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2219 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2220 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2221 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2222 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2223 { PRISM2_PARAM_MAX_WDS,
2224 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2225 { PRISM2_PARAM_MAX_WDS,
2226 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2227 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2228 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2229 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2230 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2231 { PRISM2_PARAM_AP_AUTH_ALGS,
2232 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2233 { PRISM2_PARAM_AP_AUTH_ALGS,
2234 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2235 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2236 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2237 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2238 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2239 { PRISM2_PARAM_HOST_ENCRYPT,
2240 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2241 { PRISM2_PARAM_HOST_ENCRYPT,
2242 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2243 { PRISM2_PARAM_HOST_DECRYPT,
2244 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2245 { PRISM2_PARAM_HOST_DECRYPT,
2246 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
ff1d2767
JM		 2247#ifndef PRISM2_NO_STATION_MODES
2248 { PRISM2_PARAM_HOST_ROAMING,
2249 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2250 { PRISM2_PARAM_HOST_ROAMING,
2251 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2252#endif /* PRISM2_NO_STATION_MODES */
2253 { PRISM2_PARAM_BCRX_STA_KEY,
2254 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2255 { PRISM2_PARAM_BCRX_STA_KEY,
2256 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2257 { PRISM2_PARAM_IEEE_802_1X,
2258 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2259 { PRISM2_PARAM_IEEE_802_1X,
2260 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2261 { PRISM2_PARAM_ANTSEL_TX,
2262 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2263 { PRISM2_PARAM_ANTSEL_TX,
2264 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2265 { PRISM2_PARAM_ANTSEL_RX,
2266 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2267 { PRISM2_PARAM_ANTSEL_RX,
2268 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2269 { PRISM2_PARAM_MONITOR_TYPE,
2270 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2271 { PRISM2_PARAM_MONITOR_TYPE,
2272 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2273 { PRISM2_PARAM_WDS_TYPE,
2274 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2275 { PRISM2_PARAM_WDS_TYPE,
2276 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2277 { PRISM2_PARAM_HOSTSCAN,
2278 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2279 { PRISM2_PARAM_HOSTSCAN,
2280 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2281 { PRISM2_PARAM_AP_SCAN,
2282 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2283 { PRISM2_PARAM_AP_SCAN,
2284 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2285 { PRISM2_PARAM_ENH_SEC,
2286 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2287 { PRISM2_PARAM_ENH_SEC,
2288 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2289#ifdef PRISM2_IO_DEBUG
2290 { PRISM2_PARAM_IO_DEBUG,
2291 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2292 { PRISM2_PARAM_IO_DEBUG,
2293 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2294#endif /* PRISM2_IO_DEBUG */
2295 { PRISM2_PARAM_BASIC_RATES,
2296 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2297 { PRISM2_PARAM_BASIC_RATES,
2298 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2299 { PRISM2_PARAM_OPER_RATES,
2300 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2301 { PRISM2_PARAM_OPER_RATES,
2302 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2303 { PRISM2_PARAM_HOSTAPD,
2304 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2305 { PRISM2_PARAM_HOSTAPD,
2306 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2307 { PRISM2_PARAM_HOSTAPD_STA,
2308 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2309 { PRISM2_PARAM_HOSTAPD_STA,
2310 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2311 { PRISM2_PARAM_WPA,
2312 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2313 { PRISM2_PARAM_WPA,
2314 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2315 { PRISM2_PARAM_PRIVACY_INVOKED,
2316 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2317 { PRISM2_PARAM_PRIVACY_INVOKED,
2318 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2319 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2320 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2321 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2322 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2323 { PRISM2_PARAM_DROP_UNENCRYPTED,
2324 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2325 { PRISM2_PARAM_DROP_UNENCRYPTED,
2326 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
72ca9c61
JM		 2327 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2328 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2329 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2330 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
ff1d2767
JM		 2331};
2332
2333
2334static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2335{
2336 struct hostap_interface *iface;
2337 local_info_t *local;
2338
2339 iface = netdev_priv(dev);
2340 local = iface->local;
2341
2342 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2343 return -EOPNOTSUPP;
2344
2345 return 0;
2346}
2347
2348
2349static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2350 struct iw_request_info *info,
2351 void *wrqu, char *extra)
2352{
2353 struct hostap_interface *iface;
2354 local_info_t *local;
2355 int *i = (int *) extra;
2356 int param = *i;
2357 int value = *(i + 1);
2358 int ret = 0;
2359 u16 val;
2360
2361 iface = netdev_priv(dev);
2362 local = iface->local;
2363
2364 switch (param) {
2365 case PRISM2_PARAM_TXRATECTRL:
2366 local->fw_tx_rate_control = value;
2367 break;
2368
2369 case PRISM2_PARAM_BEACON_INT:
2370 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2371 local->func->reset_port(dev))
2372 ret = -EINVAL;
2373 else
2374 local->beacon_int = value;
2375 break;
2376
2377#ifndef PRISM2_NO_STATION_MODES
2378 case PRISM2_PARAM_PSEUDO_IBSS:
2379 if (value == local->pseudo_adhoc)
2380 break;
2381
2382 if (value != 0 && value != 1) {
2383 ret = -EINVAL;
2384 break;
2385 }
2386
2387 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2388 dev->name, local->pseudo_adhoc, value);
2389 local->pseudo_adhoc = value;
2390 if (local->iw_mode != IW_MODE_ADHOC)
2391 break;
2392
2393 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2394 hostap_get_porttype(local))) {
2395 ret = -EOPNOTSUPP;
2396 break;
2397 }
2398
2399 if (local->func->reset_port(dev))
2400 ret = -EINVAL;
2401 break;
2402#endif /* PRISM2_NO_STATION_MODES */
2403
2404 case PRISM2_PARAM_ALC:
2405 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2406 value == 0 ? "Disabling" : "Enabling");
2407 val = HFA384X_TEST_CFG_BIT_ALC;
2408 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2409 (HFA384X_TEST_CFG_BITS << 8),
2410 value == 0 ? 0 : 1, &val, NULL);
2411 break;
2412
2413 case PRISM2_PARAM_DUMP:
2414 local->frame_dump = value;
2415 break;
2416
2417 case PRISM2_PARAM_OTHER_AP_POLICY:
2418 if (value < 0 || value > 3) {
2419 ret = -EINVAL;
2420 break;
2421 }
2422 if (local->ap != NULL)
2423 local->ap->ap_policy = value;
2424 break;
2425
2426 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2427 if (value < 0 || value > 7 * 24 * 60 * 60) {
2428 ret = -EINVAL;
2429 break;
2430 }
2431 if (local->ap != NULL)
2432 local->ap->max_inactivity = value * HZ;
2433 break;
2434
2435 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2436 if (local->ap != NULL)
2437 local->ap->bridge_packets = value;
2438 break;
2439
2440 case PRISM2_PARAM_DTIM_PERIOD:
2441 if (value < 0 || value > 65535) {
2442 ret = -EINVAL;
2443 break;
2444 }
2445 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2446 || local->func->reset_port(dev))
2447 ret = -EINVAL;
2448 else
2449 local->dtim_period = value;
2450 break;
2451
2452 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2453 if (local->ap != NULL)
2454 local->ap->nullfunc_ack = value;
2455 break;
2456
2457 case PRISM2_PARAM_MAX_WDS:
2458 local->wds_max_connections = value;
2459 break;
2460
2461 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2462 if (local->ap != NULL) {
2463 if (!local->ap->autom_ap_wds && value) {
2464 /* add WDS link to all APs in STA table */
2465 hostap_add_wds_links(local);
2466 }
2467 local->ap->autom_ap_wds = value;
2468 }
2469 break;
2470
2471 case PRISM2_PARAM_AP_AUTH_ALGS:
2472 local->auth_algs = value;
2473 if (hostap_set_auth_algs(local))
2474 ret = -EINVAL;
2475 break;
2476
2477 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2478 local->monitor_allow_fcserr = value;
2479 break;
2480
2481 case PRISM2_PARAM_HOST_ENCRYPT:
2482 local->host_encrypt = value;
2483 if (hostap_set_encryption(local) ||
2484 local->func->reset_port(dev))
2485 ret = -EINVAL;
2486 break;
2487
2488 case PRISM2_PARAM_HOST_DECRYPT:
2489 local->host_decrypt = value;
2490 if (hostap_set_encryption(local) ||
2491 local->func->reset_port(dev))
2492 ret = -EINVAL;
2493 break;
2494
ff1d2767
JM		 2495#ifndef PRISM2_NO_STATION_MODES
2496 case PRISM2_PARAM_HOST_ROAMING:
2497 if (value < 0 || value > 2) {
2498 ret = -EINVAL;
2499 break;
2500 }
2501 local->host_roaming = value;
2502 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2503 ret = -EINVAL;
2504 break;
2505#endif /* PRISM2_NO_STATION_MODES */
2506
2507 case PRISM2_PARAM_BCRX_STA_KEY:
2508 local->bcrx_sta_key = value;
2509 break;
2510
2511 case PRISM2_PARAM_IEEE_802_1X:
2512 local->ieee_802_1x = value;
2513 break;
2514
2515 case PRISM2_PARAM_ANTSEL_TX:
2516 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2517 ret = -EINVAL;
2518 break;
2519 }
2520 local->antsel_tx = value;
2521 hostap_set_antsel(local);
2522 break;
2523
2524 case PRISM2_PARAM_ANTSEL_RX:
2525 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2526 ret = -EINVAL;
2527 break;
2528 }
2529 local->antsel_rx = value;
2530 hostap_set_antsel(local);
2531 break;
2532
2533 case PRISM2_PARAM_MONITOR_TYPE:
2534 if (value != PRISM2_MONITOR_80211 &&
2535 value != PRISM2_MONITOR_CAPHDR &&
2536 value != PRISM2_MONITOR_PRISM) {
2537 ret = -EINVAL;
2538 break;
2539 }
2540 local->monitor_type = value;
2541 if (local->iw_mode == IW_MODE_MONITOR)
2542 hostap_monitor_set_type(local);
2543 break;
2544
2545 case PRISM2_PARAM_WDS_TYPE:
2546 local->wds_type = value;
2547 break;
2548
2549 case PRISM2_PARAM_HOSTSCAN:
2550 {
2551 struct hfa384x_hostscan_request scan_req;
2552 u16 rate;
2553
2554 memset(&scan_req, 0, sizeof(scan_req));
2555 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
2556 switch (value) {
2557 case 1: rate = HFA384X_RATES_1MBPS; break;
2558 case 2: rate = HFA384X_RATES_2MBPS; break;
2559 case 3: rate = HFA384X_RATES_5MBPS; break;
2560 case 4: rate = HFA384X_RATES_11MBPS; break;
2561 default: rate = HFA384X_RATES_1MBPS; break;
2562 }
2563 scan_req.txrate = cpu_to_le16(rate);
2564 /* leave SSID empty to accept all SSIDs */
2565
2566 if (local->iw_mode == IW_MODE_MASTER) {
2567 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2568 HFA384X_PORTTYPE_BSS) ||
2569 local->func->reset_port(dev))
2570 printk(KERN_DEBUG "Leaving Host AP mode "
2571 "for HostScan failed\n");
2572 }
2573
2574 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2575 sizeof(scan_req))) {
2576 printk(KERN_DEBUG "HOSTSCAN failed\n");
2577 ret = -EINVAL;
2578 }
2579 if (local->iw_mode == IW_MODE_MASTER) {
2580 wait_queue_t __wait;
2581 init_waitqueue_entry(&__wait, current);
2582 add_wait_queue(&local->hostscan_wq, &__wait);
2583 set_current_state(TASK_INTERRUPTIBLE);
2584 schedule_timeout(HZ);
2585 if (signal_pending(current))
2586 ret = -EINTR;
2587 set_current_state(TASK_RUNNING);
2588 remove_wait_queue(&local->hostscan_wq, &__wait);
2589
2590 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2591 HFA384X_PORTTYPE_HOSTAP) ||
2592 local->func->reset_port(dev))
2593 printk(KERN_DEBUG "Returning to Host AP mode "
2594 "after HostScan failed\n");
2595 }
2596 break;
2597 }
2598
2599 case PRISM2_PARAM_AP_SCAN:
2600 local->passive_scan_interval = value;
2601 if (timer_pending(&local->passive_scan_timer))
2602 del_timer(&local->passive_scan_timer);
2603 if (value > 0) {
2604 local->passive_scan_timer.expires = jiffies +
2605 local->passive_scan_interval * HZ;
2606 add_timer(&local->passive_scan_timer);
2607 }
2608 break;
2609
2610 case PRISM2_PARAM_ENH_SEC:
2611 if (value < 0 || value > 3) {
2612 ret = -EINVAL;
2613 break;
2614 }
2615 local->enh_sec = value;
2616 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2617 local->enh_sec) ||
2618 local->func->reset_port(dev)) {
2619 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2620 "1.6.3 or newer\n", dev->name);
2621 ret = -EOPNOTSUPP;
2622 }
2623 break;
2624
2625#ifdef PRISM2_IO_DEBUG
2626 case PRISM2_PARAM_IO_DEBUG:
2627 local->io_debug_enabled = value;
2628 break;
2629#endif /* PRISM2_IO_DEBUG */
2630
2631 case PRISM2_PARAM_BASIC_RATES:
2632 if ((value & local->tx_rate_control) != value || value == 0) {
2633 printk(KERN_INFO "%s: invalid basic rate set - basic "
2634 "rates must be in supported rate set\n",
2635 dev->name);
2636 ret = -EINVAL;
2637 break;
2638 }
2639 local->basic_rates = value;
2640 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2641 local->basic_rates) ||
2642 local->func->reset_port(dev))
2643 ret = -EINVAL;
2644 break;
2645
2646 case PRISM2_PARAM_OPER_RATES:
2647 local->tx_rate_control = value;
2648 if (hostap_set_rate(dev))
2649 ret = -EINVAL;
2650 break;
2651
2652 case PRISM2_PARAM_HOSTAPD:
2653 ret = hostap_set_hostapd(local, value, 1);
2654 break;
2655
2656 case PRISM2_PARAM_HOSTAPD_STA:
2657 ret = hostap_set_hostapd_sta(local, value, 1);
2658 break;
2659
2660 case PRISM2_PARAM_WPA:
2661 local->wpa = value;
2662 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2663 ret = -EOPNOTSUPP;
2664 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2665 value ? 1 : 0))
2666 ret = -EINVAL;
2667 break;
2668
2669 case PRISM2_PARAM_PRIVACY_INVOKED:
2670 local->privacy_invoked = value;
2671 if (hostap_set_encryption(local) ||
2672 local->func->reset_port(dev))
2673 ret = -EINVAL;
2674 break;
2675
2676 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2677 local->tkip_countermeasures = value;
2678 break;
2679
2680 case PRISM2_PARAM_DROP_UNENCRYPTED:
2681 local->drop_unencrypted = value;
2682 break;
2683
72ca9c61
JM		 2684 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2685 local->scan_channel_mask = value;
2686 break;
2687
ff1d2767
JM		 2688 default:
2689 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2690 dev->name, param);
2691 ret = -EOPNOTSUPP;
2692 break;
2693 }
2694
2695 return ret;
2696}
2697
2698
2699static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2700 struct iw_request_info *info,
2701 void *wrqu, char *extra)
2702{
2703 struct hostap_interface *iface;
2704 local_info_t *local;
2705 int *param = (int *) extra;
2706 int ret = 0;
2707
2708 iface = netdev_priv(dev);
2709 local = iface->local;
2710
2711 switch (*param) {
2712 case PRISM2_PARAM_TXRATECTRL:
2713 *param = local->fw_tx_rate_control;
2714 break;
2715
2716 case PRISM2_PARAM_BEACON_INT:
2717 *param = local->beacon_int;
2718 break;
2719
2720 case PRISM2_PARAM_PSEUDO_IBSS:
2721 *param = local->pseudo_adhoc;
2722 break;
2723
2724 case PRISM2_PARAM_ALC:
2725 ret = -EOPNOTSUPP; /* FIX */
2726 break;
2727
2728 case PRISM2_PARAM_DUMP:
2729 *param = local->frame_dump;
2730 break;
2731
2732 case PRISM2_PARAM_OTHER_AP_POLICY:
2733 if (local->ap != NULL)
2734 *param = local->ap->ap_policy;
2735 else
2736 ret = -EOPNOTSUPP;
2737 break;
2738
2739 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2740 if (local->ap != NULL)
2741 *param = local->ap->max_inactivity / HZ;
2742 else
2743 ret = -EOPNOTSUPP;
2744 break;
2745
2746 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2747 if (local->ap != NULL)
2748 *param = local->ap->bridge_packets;
2749 else
2750 ret = -EOPNOTSUPP;
2751 break;
2752
2753 case PRISM2_PARAM_DTIM_PERIOD:
2754 *param = local->dtim_period;
2755 break;
2756
2757 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2758 if (local->ap != NULL)
2759 *param = local->ap->nullfunc_ack;
2760 else
2761 ret = -EOPNOTSUPP;
2762 break;
2763
2764 case PRISM2_PARAM_MAX_WDS:
2765 *param = local->wds_max_connections;
2766 break;
2767
2768 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2769 if (local->ap != NULL)
2770 *param = local->ap->autom_ap_wds;
2771 else
2772 ret = -EOPNOTSUPP;
2773 break;
2774
2775 case PRISM2_PARAM_AP_AUTH_ALGS:
2776 *param = local->auth_algs;
2777 break;
2778
2779 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2780 *param = local->monitor_allow_fcserr;
2781 break;
2782
2783 case PRISM2_PARAM_HOST_ENCRYPT:
2784 *param = local->host_encrypt;
2785 break;
2786
2787 case PRISM2_PARAM_HOST_DECRYPT:
2788 *param = local->host_decrypt;
2789 break;
2790
ff1d2767
JM		 2791 case PRISM2_PARAM_HOST_ROAMING:
2792 *param = local->host_roaming;
2793 break;
2794
2795 case PRISM2_PARAM_BCRX_STA_KEY:
2796 *param = local->bcrx_sta_key;
2797 break;
2798
2799 case PRISM2_PARAM_IEEE_802_1X:
2800 *param = local->ieee_802_1x;
2801 break;
2802
2803 case PRISM2_PARAM_ANTSEL_TX:
2804 *param = local->antsel_tx;
2805 break;
2806
2807 case PRISM2_PARAM_ANTSEL_RX:
2808 *param = local->antsel_rx;
2809 break;
2810
2811 case PRISM2_PARAM_MONITOR_TYPE:
2812 *param = local->monitor_type;
2813 break;
2814
2815 case PRISM2_PARAM_WDS_TYPE:
2816 *param = local->wds_type;
2817 break;
2818
2819 case PRISM2_PARAM_HOSTSCAN:
2820 ret = -EOPNOTSUPP;
2821 break;
2822
2823 case PRISM2_PARAM_AP_SCAN:
2824 *param = local->passive_scan_interval;
2825 break;
2826
2827 case PRISM2_PARAM_ENH_SEC:
2828 *param = local->enh_sec;
2829 break;
2830
2831#ifdef PRISM2_IO_DEBUG
2832 case PRISM2_PARAM_IO_DEBUG:
2833 *param = local->io_debug_enabled;
2834 break;
2835#endif /* PRISM2_IO_DEBUG */
2836
2837 case PRISM2_PARAM_BASIC_RATES:
2838 *param = local->basic_rates;
2839 break;
2840
2841 case PRISM2_PARAM_OPER_RATES:
2842 *param = local->tx_rate_control;
2843 break;
2844
2845 case PRISM2_PARAM_HOSTAPD:
2846 *param = local->hostapd;
2847 break;
2848
2849 case PRISM2_PARAM_HOSTAPD_STA:
2850 *param = local->hostapd_sta;
2851 break;
2852
2853 case PRISM2_PARAM_WPA:
2854 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2855 ret = -EOPNOTSUPP;
2856 *param = local->wpa;
2857 break;
2858
2859 case PRISM2_PARAM_PRIVACY_INVOKED:
2860 *param = local->privacy_invoked;
2861 break;
2862
2863 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2864 *param = local->tkip_countermeasures;
2865 break;
2866
2867 case PRISM2_PARAM_DROP_UNENCRYPTED:
2868 *param = local->drop_unencrypted;
2869 break;
2870
72ca9c61
JM		 2871 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2872 *param = local->scan_channel_mask;
2873 break;
2874
ff1d2767
JM		 2875 default:
2876 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2877 dev->name, *param);
2878 ret = -EOPNOTSUPP;
2879 break;
2880 }
2881
2882 return ret;
2883}
2884
2885
2886static int prism2_ioctl_priv_readmif(struct net_device *dev,
2887 struct iw_request_info *info,
2888 void *wrqu, char *extra)
2889{
2890 struct hostap_interface *iface;
2891 local_info_t *local;
2892 u16 resp0;
2893
2894 iface = netdev_priv(dev);
2895 local = iface->local;
2896
2897 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2898 &resp0))
2899 return -EOPNOTSUPP;
2900 else
2901 *extra = resp0;
2902
2903 return 0;
2904}
2905
2906
2907static int prism2_ioctl_priv_writemif(struct net_device *dev,
2908 struct iw_request_info *info,
2909 void *wrqu, char *extra)
2910{
2911 struct hostap_interface *iface;
2912 local_info_t *local;
2913 u16 cr, val;
2914
2915 iface = netdev_priv(dev);
2916 local = iface->local;
2917
2918 cr = *extra;
2919 val = *(extra + 1);
2920 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2921 return -EOPNOTSUPP;
2922
2923 return 0;
2924}
2925
2926
2927static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2928{
2929 struct hostap_interface *iface;
2930 local_info_t *local;
2931 int ret = 0;
2932 u32 mode;
2933
2934 iface = netdev_priv(dev);
2935 local = iface->local;
2936
2937 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2938 "- update software to use iwconfig mode monitor\n",
2939 dev->name, current->pid, current->comm);
2940
2941 /* Backward compatibility code - this can be removed at some point */
2942
2943 if (*i == 0) {
2944 /* Disable monitor mode - old mode was not saved, so go to
2945 * Master mode */
2946 mode = IW_MODE_MASTER;
2947 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2948 } else if (*i == 1) {
2949 /* netlink socket mode is not supported anymore since it did
2950 * not separate different devices from each other and was not
2951 * best method for delivering large amount of packets to
2952 * user space */
2953 ret = -EOPNOTSUPP;
2954 } else if (*i == 2 || *i == 3) {
2955 switch (*i) {
2956 case 2:
2957 local->monitor_type = PRISM2_MONITOR_80211;
2958 break;
2959 case 3:
2960 local->monitor_type = PRISM2_MONITOR_PRISM;
2961 break;
2962 }
2963 mode = IW_MODE_MONITOR;
2964 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2965 hostap_monitor_mode_enable(local);
2966 } else
2967 ret = -EINVAL;
2968
2969 return ret;
2970}
2971
2972
2973static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2974{
2975 struct hostap_interface *iface;
2976 local_info_t *local;
2977
2978 iface = netdev_priv(dev);
2979 local = iface->local;
2980
2981 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2982 switch (*i) {
2983 case 0:
2984 /* Disable and enable card */
2985 local->func->hw_shutdown(dev, 1);
2986 local->func->hw_config(dev, 0);
2987 break;
2988
2989 case 1:
2990 /* COR sreset */
2991 local->func->hw_reset(dev);
2992 break;
2993
2994 case 2:
2995 /* Disable and enable port 0 */
2996 local->func->reset_port(dev);
2997 break;
2998
2999 case 3:
3000 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
3001 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
3002 NULL))
3003 return -EINVAL;
3004 break;
3005
3006 case 4:
3007 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
3008 NULL))
3009 return -EINVAL;
3010 break;
3011
3012 default:
3013 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
3014 return -EOPNOTSUPP;
3015 }
3016
3017 return 0;
3018}
3019
3020
3021static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
3022{
3023 int rid = *i;
3024 int value = *(i + 1);
3025
3026 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
3027
3028 if (hostap_set_word(dev, rid, value))
3029 return -EINVAL;
3030
3031 return 0;
3032}
3033
3034
3035#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
3036static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3037{
3038 int ret = 0;
3039
3040 switch (*cmd) {
3041 case AP_MAC_CMD_POLICY_OPEN:
3042 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3043 break;
3044 case AP_MAC_CMD_POLICY_ALLOW:
3045 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3046 break;
3047 case AP_MAC_CMD_POLICY_DENY:
3048 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3049 break;
3050 case AP_MAC_CMD_FLUSH:
3051 ap_control_flush_macs(&local->ap->mac_restrictions);
3052 break;
3053 case AP_MAC_CMD_KICKALL:
3054 ap_control_kickall(local->ap);
3055 hostap_deauth_all_stas(local->dev, local->ap, 0);
3056 break;
3057 default:
3058 ret = -EOPNOTSUPP;
3059 break;
3060 }
3061
3062 return ret;
3063}
3064#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3065
3066
3067#ifdef PRISM2_DOWNLOAD_SUPPORT
3068static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3069{
3070 struct prism2_download_param *param;
3071 int ret = 0;
3072
3073 if (p->length < sizeof(struct prism2_download_param) ||
3074 p->length > 1024 || !p->pointer)
3075 return -EINVAL;
3076
3077 param = (struct prism2_download_param *)
3078 kmalloc(p->length, GFP_KERNEL);
3079 if (param == NULL)
3080 return -ENOMEM;
3081
3082 if (copy_from_user(param, p->pointer, p->length)) {
3083 ret = -EFAULT;
3084 goto out;
3085 }
3086
3087 if (p->length < sizeof(struct prism2_download_param) +
3088 param->num_areas * sizeof(struct prism2_download_area)) {
3089 ret = -EINVAL;
3090 goto out;
3091 }
3092
3093 ret = local->func->download(local, param);
3094
3095 out:
3096 if (param != NULL)
3097 kfree(param);
3098
3099 return ret;
3100}
3101#endif /* PRISM2_DOWNLOAD_SUPPORT */
3102
3103
3104static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3105 size_t len)
3106{
3107 struct hostap_interface *iface = dev->priv;
3108 local_info_t *local = iface->local;
3109 u8 *buf;
3110
3111 /*
3112 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3113 * includes it.
3114 */
3115 buf = kmalloc(len + 2, GFP_KERNEL);
3116 if (buf == NULL)
3117 return -ENOMEM;
3118
3119 *((u16 *) buf) = cpu_to_le16(len);
3120 memcpy(buf + 2, elem, len);
3121
3122 kfree(local->generic_elem);
3123 local->generic_elem = buf;
3124 local->generic_elem_len = len + 2;
3125
3126 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3127 buf, len + 2);
3128}
3129
3130
3131static int prism2_ioctl_siwauth(struct net_device *dev,
3132 struct iw_request_info *info,
3133 struct iw_param *data, char *extra)
3134{
3135 struct hostap_interface *iface = dev->priv;
3136 local_info_t *local = iface->local;
3137
3138 switch (data->flags & IW_AUTH_INDEX) {
3139 case IW_AUTH_WPA_VERSION:
3140 case IW_AUTH_CIPHER_PAIRWISE:
3141 case IW_AUTH_CIPHER_GROUP:
3142 case IW_AUTH_KEY_MGMT:
3143 /*
3144 * Host AP driver does not use these parameters and allows
3145 * wpa_supplicant to control them internally.
3146 */
3147 break;
3148 case IW_AUTH_TKIP_COUNTERMEASURES:
3149 local->tkip_countermeasures = data->value;
3150 break;
3151 case IW_AUTH_DROP_UNENCRYPTED:
3152 local->drop_unencrypted = data->value;
3153 break;
3154 case IW_AUTH_80211_AUTH_ALG:
3155 local->auth_algs = data->value;
3156 break;
3157 case IW_AUTH_WPA_ENABLED:
3158 if (data->value == 0) {
3159 local->wpa = 0;
3160 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3161 break;
3162 prism2_set_genericelement(dev, "", 0);
3163 local->host_roaming = 0;
3164 local->privacy_invoked = 0;
3165 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3166 0) ||
3167 hostap_set_roaming(local) ||
3168 hostap_set_encryption(local) ||
3169 local->func->reset_port(dev))
3170 return -EINVAL;
3171 break;
3172 }
3173 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3174 return -EOPNOTSUPP;
3175 local->host_roaming = 2;
3176 local->privacy_invoked = 1;
3177 local->wpa = 1;
3178 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3179 hostap_set_roaming(local) ||
3180 hostap_set_encryption(local) ||
3181 local->func->reset_port(dev))
3182 return -EINVAL;
3183 break;
3184 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3185 local->ieee_802_1x = data->value;
3186 break;
3187 case IW_AUTH_PRIVACY_INVOKED:
3188 local->privacy_invoked = data->value;
3189 break;
3190 default:
3191 return -EOPNOTSUPP;
3192 }
3193 return 0;
3194}
3195
3196
3197static int prism2_ioctl_giwauth(struct net_device *dev,
3198 struct iw_request_info *info,
3199 struct iw_param *data, char *extra)
3200{
3201 struct hostap_interface *iface = dev->priv;
3202 local_info_t *local = iface->local;
3203
3204 switch (data->flags & IW_AUTH_INDEX) {
3205 case IW_AUTH_WPA_VERSION:
3206 case IW_AUTH_CIPHER_PAIRWISE:
3207 case IW_AUTH_CIPHER_GROUP:
3208 case IW_AUTH_KEY_MGMT:
3209 /*
3210 * Host AP driver does not use these parameters and allows
3211 * wpa_supplicant to control them internally.
3212 */
3213 return -EOPNOTSUPP;
3214 case IW_AUTH_TKIP_COUNTERMEASURES:
3215 data->value = local->tkip_countermeasures;
3216 break;
3217 case IW_AUTH_DROP_UNENCRYPTED:
3218 data->value = local->drop_unencrypted;
3219 break;
3220 case IW_AUTH_80211_AUTH_ALG:
3221 data->value = local->auth_algs;
3222 break;
3223 case IW_AUTH_WPA_ENABLED:
3224 data->value = local->wpa;
3225 break;
3226 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3227 data->value = local->ieee_802_1x;
3228 break;
3229 default:
3230 return -EOPNOTSUPP;
3231 }
3232 return 0;
3233}
3234
3235
3236static int prism2_ioctl_siwencodeext(struct net_device *dev,
3237 struct iw_request_info *info,
3238 struct iw_point *erq, char *extra)
3239{
3240 struct hostap_interface *iface = dev->priv;
3241 local_info_t *local = iface->local;
3242 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3243 int i, ret = 0;
62fe7e37
JM		 3244 struct ieee80211_crypto_ops *ops;
3245 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3246 void *sta_ptr;
3247 u8 *addr;
3248 const char *alg, *module;
3249
3250 i = erq->flags & IW_ENCODE_INDEX;
3251 if (i > WEP_KEYS)
3252 return -EINVAL;
3253 if (i < 1 || i > WEP_KEYS)
3254 i = local->tx_keyidx;
3255 else
3256 i--;
3257 if (i < 0 || i >= WEP_KEYS)
3258 return -EINVAL;
3259
3260 addr = ext->addr.sa_data;
3261 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3262 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3263 sta_ptr = NULL;
3264 crypt = &local->crypt[i];
3265 } else {
3266 if (i != 0)
3267 return -EINVAL;
3268 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3269 if (sta_ptr == NULL) {
3270 if (local->iw_mode == IW_MODE_INFRA) {
3271 /*
3272 * TODO: add STA entry for the current AP so
3273 * that unicast key can be used. For now, this
3274 * is emulated by using default key idx 0.
3275 */
3276 i = 0;
3277 crypt = &local->crypt[i];
3278 } else
3279 return -EINVAL;
3280 }
3281 }
3282
3283 if ((erq->flags & IW_ENCODE_DISABLED) ||
3284 ext->alg == IW_ENCODE_ALG_NONE) {
3285 if (*crypt)
3286 prism2_crypt_delayed_deinit(local, crypt);
3287 goto done;
3288 }
3289
3290 switch (ext->alg) {
3291 case IW_ENCODE_ALG_WEP:
3292 alg = "WEP";
62fe7e37 3293 module = "ieee80211_crypt_wep";
ff1d2767
JM		 3294 break;
3295 case IW_ENCODE_ALG_TKIP:
3296 alg = "TKIP";
62fe7e37 3297 module = "ieee80211_crypt_tkip";
ff1d2767
JM		 3298 break;
3299 case IW_ENCODE_ALG_CCMP:
3300 alg = "CCMP";
62fe7e37 3301 module = "ieee80211_crypt_ccmp";
ff1d2767
JM		 3302 break;
3303 default:
3304 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3305 local->dev->name, ext->alg);
3306 ret = -EOPNOTSUPP;
3307 goto done;
3308 }
3309
62fe7e37 3310 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3311 if (ops == NULL) {
3312 request_module(module);
62fe7e37 3313 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3314 }
3315 if (ops == NULL) {
3316 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3317 local->dev->name, alg);
3318 ret = -EOPNOTSUPP;
3319 goto done;
3320 }
3321
3322 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3323 /*
3324 * Per station encryption and other than WEP algorithms
3325 * require host-based encryption, so force them on
3326 * automatically.
3327 */
3328 local->host_decrypt = local->host_encrypt = 1;
3329 }
3330
3331 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3332 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3333
3334 prism2_crypt_delayed_deinit(local, crypt);
3335
62fe7e37
JM		 3336 new_crypt = (struct ieee80211_crypt_data *)
3337 kmalloc(sizeof(struct ieee80211_crypt_data),
3338 GFP_KERNEL);
ff1d2767
JM		 3339 if (new_crypt == NULL) {
3340 ret = -ENOMEM;
3341 goto done;
3342 }
62fe7e37 3343 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
ff1d2767
JM		 3344 new_crypt->ops = ops;
3345 new_crypt->priv = new_crypt->ops->init(i);
3346 if (new_crypt->priv == NULL) {
3347 kfree(new_crypt);
3348 ret = -EINVAL;
3349 goto done;
3350 }
3351
3352 *crypt = new_crypt;
3353 }
3354
3355 /*
3356 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3357 * existing seq# should not be changed.
3358 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3359 * should be changed to something else than zero.
3360 */
3361 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3362 && (*crypt)->ops->set_key &&
3363 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3364 (*crypt)->priv) < 0) {
3365 printk(KERN_DEBUG "%s: key setting failed\n",
3366 local->dev->name);
3367 ret = -EINVAL;
3368 goto done;
3369 }
3370
3371 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3372 if (!sta_ptr)
3373 local->tx_keyidx = i;
3374 else if (i) {
3375 ret = -EINVAL;
3376 goto done;
3377 }
3378 }
3379
3380
3381 if (sta_ptr == NULL && ext->key_len > 0) {
3382 int first = 1, j;
3383 for (j = 0; j < WEP_KEYS; j++) {
3384 if (j != i && local->crypt[j]) {
3385 first = 0;
3386 break;
3387 }
3388 }
3389 if (first)
3390 local->tx_keyidx = i;
3391 }
3392
3393 done:
3394 if (sta_ptr)
3395 hostap_handle_sta_release(sta_ptr);
3396
3397 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3398
3399 /*
3400 * Do not reset port0 if card is in Managed mode since resetting will
3401 * generate new IEEE 802.11 authentication which may end up in looping
3402 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3403 * after WEP configuration. However, keys are apparently changed at
3404 * least in Managed mode.
3405 */
3406 if (ret == 0 &&
3407 (hostap_set_encryption(local) ||
3408 (local->iw_mode != IW_MODE_INFRA &&
3409 local->func->reset_port(local->dev))))
3410 ret = -EINVAL;
3411
3412 return ret;
3413}
3414
3415
3416static int prism2_ioctl_giwencodeext(struct net_device *dev,
3417 struct iw_request_info *info,
3418 struct iw_point *erq, char *extra)
3419{
3420 struct hostap_interface *iface = dev->priv;
3421 local_info_t *local = iface->local;
62fe7e37 3422 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3423 void *sta_ptr;
3424 int max_key_len, i;
3425 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3426 u8 *addr;
3427
3428 max_key_len = erq->length - sizeof(*ext);
3429 if (max_key_len < 0)
3430 return -EINVAL;
3431
3432 i = erq->flags & IW_ENCODE_INDEX;
3433 if (i < 1 || i > WEP_KEYS)
3434 i = local->tx_keyidx;
3435 else
3436 i--;
3437
3438 addr = ext->addr.sa_data;
3439 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3440 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3441 sta_ptr = NULL;
3442 crypt = &local->crypt[i];
3443 } else {
3444 i = 0;
3445 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3446 if (sta_ptr == NULL)
3447 return -EINVAL;
3448 }
3449 erq->flags = i + 1;
3450 memset(ext, 0, sizeof(*ext));
3451
3452 if (*crypt == NULL || (*crypt)->ops == NULL) {
3453 ext->alg = IW_ENCODE_ALG_NONE;
3454 ext->key_len = 0;
3455 erq->flags |= IW_ENCODE_DISABLED;
3456 } else {
3457 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3458 ext->alg = IW_ENCODE_ALG_WEP;
3459 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3460 ext->alg = IW_ENCODE_ALG_TKIP;
3461 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3462 ext->alg = IW_ENCODE_ALG_CCMP;
3463 else
3464 return -EINVAL;
3465
3466 if ((*crypt)->ops->get_key) {
3467 ext->key_len =
3468 (*crypt)->ops->get_key(ext->key,
3469 max_key_len,
3470 ext->tx_seq,
3471 (*crypt)->priv);
3472 if (ext->key_len &&
3473 (ext->alg == IW_ENCODE_ALG_TKIP ||
3474 ext->alg == IW_ENCODE_ALG_CCMP))
3475 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3476 }
3477 }
3478
3479 if (sta_ptr)
3480 hostap_handle_sta_release(sta_ptr);
3481
3482 return 0;
3483}
3484
3485
3486static int prism2_ioctl_set_encryption(local_info_t *local,
3487 struct prism2_hostapd_param *param,
3488 int param_len)
3489{
3490 int ret = 0;
62fe7e37
JM		 3491 struct ieee80211_crypto_ops *ops;
3492 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3493 void *sta_ptr;
3494
3495 param->u.crypt.err = 0;
3496 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3497
3498 if (param_len !=
3499 (int) ((char *) param->u.crypt.key - (char *) param) +
3500 param->u.crypt.key_len)
3501 return -EINVAL;
3502
3503 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3504 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3505 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3506 if (param->u.crypt.idx >= WEP_KEYS)
3507 return -EINVAL;
3508 sta_ptr = NULL;
3509 crypt = &local->crypt[param->u.crypt.idx];
3510 } else {
3511 if (param->u.crypt.idx)
3512 return -EINVAL;
3513 sta_ptr = ap_crypt_get_ptrs(
3514 local->ap, param->sta_addr,
3515 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3516 &crypt);
3517
3518 if (sta_ptr == NULL) {
3519 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3520 return -EINVAL;
3521 }
3522 }
3523
3524 if (strcmp(param->u.crypt.alg, "none") == 0) {
3525 if (crypt)
3526 prism2_crypt_delayed_deinit(local, crypt);
3527 goto done;
3528 }
3529
62fe7e37 3530 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3531 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
62fe7e37
JM		 3532 request_module("ieee80211_crypt_wep");
3533 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3534 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
62fe7e37
JM		 3535 request_module("ieee80211_crypt_tkip");
3536 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3537 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
62fe7e37
JM		 3538 request_module("ieee80211_crypt_ccmp");
3539 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767
JM		 3540 }
3541 if (ops == NULL) {
3542 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3543 local->dev->name, param->u.crypt.alg);
3544 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3545 ret = -EINVAL;
3546 goto done;
3547 }
3548
3549 /* station based encryption and other than WEP algorithms require
3550 * host-based encryption, so force them on automatically */
3551 local->host_decrypt = local->host_encrypt = 1;
3552
3553 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3554 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3555
3556 prism2_crypt_delayed_deinit(local, crypt);
3557
62fe7e37
JM		 3558 new_crypt = (struct ieee80211_crypt_data *)
3559 kmalloc(sizeof(struct ieee80211_crypt_data),
3560 GFP_KERNEL);
ff1d2767
JM		 3561 if (new_crypt == NULL) {
3562 ret = -ENOMEM;
3563 goto done;
3564 }
62fe7e37 3565 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
ff1d2767
JM		 3566 new_crypt->ops = ops;
3567 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3568 if (new_crypt->priv == NULL) {
3569 kfree(new_crypt);
3570 param->u.crypt.err =
3571 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3572 ret = -EINVAL;
3573 goto done;
3574 }
3575
3576 *crypt = new_crypt;
3577 }
3578
3579 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3580 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3581 (*crypt)->ops->set_key(param->u.crypt.key,
3582 param->u.crypt.key_len, param->u.crypt.seq,
3583 (*crypt)->priv) < 0) {
3584 printk(KERN_DEBUG "%s: key setting failed\n",
3585 local->dev->name);
3586 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3587 ret = -EINVAL;
3588 goto done;
3589 }
3590
3591 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3592 if (!sta_ptr)
3593 local->tx_keyidx = param->u.crypt.idx;
3594 else if (param->u.crypt.idx) {
3595 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3596 local->dev->name);
3597 param->u.crypt.err =
3598 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3599 ret = -EINVAL;
3600 goto done;
3601 }
3602 }
3603
3604 done:
3605 if (sta_ptr)
3606 hostap_handle_sta_release(sta_ptr);
3607
3608 /* Do not reset port0 if card is in Managed mode since resetting will
3609 * generate new IEEE 802.11 authentication which may end up in looping
3610 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3611 * after WEP configuration. However, keys are apparently changed at
3612 * least in Managed mode. */
3613 if (ret == 0 &&
3614 (hostap_set_encryption(local) ||
3615 (local->iw_mode != IW_MODE_INFRA &&
3616 local->func->reset_port(local->dev)))) {
3617 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3618 return -EINVAL;
3619 }
3620
3621 return ret;
3622}
3623
3624
3625static int prism2_ioctl_get_encryption(local_info_t *local,
3626 struct prism2_hostapd_param *param,
3627 int param_len)
3628{
62fe7e37 3629 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3630 void *sta_ptr;
3631 int max_key_len;
3632
3633 param->u.crypt.err = 0;
3634
3635 max_key_len = param_len -
3636 (int) ((char *) param->u.crypt.key - (char *) param);
3637 if (max_key_len < 0)
3638 return -EINVAL;
3639
3640 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3641 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3642 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3643 sta_ptr = NULL;
3644 if (param->u.crypt.idx >= WEP_KEYS)
3645 param->u.crypt.idx = local->tx_keyidx;
3646 crypt = &local->crypt[param->u.crypt.idx];
3647 } else {
3648 param->u.crypt.idx = 0;
3649 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3650 &crypt);
3651
3652 if (sta_ptr == NULL) {
3653 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3654 return -EINVAL;
3655 }
3656 }
3657
3658 if (*crypt == NULL || (*crypt)->ops == NULL) {
3659 memcpy(param->u.crypt.alg, "none", 5);
3660 param->u.crypt.key_len = 0;
3661 param->u.crypt.idx = 0xff;
3662 } else {
3663 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3664 HOSTAP_CRYPT_ALG_NAME_LEN);
3665 param->u.crypt.key_len = 0;
3666
3667 memset(param->u.crypt.seq, 0, 8);
3668 if ((*crypt)->ops->get_key) {
3669 param->u.crypt.key_len =
3670 (*crypt)->ops->get_key(param->u.crypt.key,
3671 max_key_len,
3672 param->u.crypt.seq,
3673 (*crypt)->priv);
3674 }
3675 }
3676
3677 if (sta_ptr)
3678 hostap_handle_sta_release(sta_ptr);
3679
3680 return 0;
3681}
3682
3683
3684static int prism2_ioctl_get_rid(local_info_t *local,
3685 struct prism2_hostapd_param *param,
3686 int param_len)
3687{
3688 int max_len, res;
3689
3690 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3691 if (max_len < 0)
3692 return -EINVAL;
3693
3694 res = local->func->get_rid(local->dev, param->u.rid.rid,
3695 param->u.rid.data, param->u.rid.len, 0);
3696 if (res >= 0) {
3697 param->u.rid.len = res;
3698 return 0;
3699 }
3700
3701 return res;
3702}
3703
3704
3705static int prism2_ioctl_set_rid(local_info_t *local,
3706 struct prism2_hostapd_param *param,
3707 int param_len)
3708{
3709 int max_len;
3710
3711 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3712 if (max_len < 0 || max_len < param->u.rid.len)
3713 return -EINVAL;
3714
3715 return local->func->set_rid(local->dev, param->u.rid.rid,
3716 param->u.rid.data, param->u.rid.len);
3717}
3718
3719
3720static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3721 struct prism2_hostapd_param *param,
3722 int param_len)
3723{
3724 printk(KERN_DEBUG "%ssta: associated as client with AP " MACSTR "\n",
3725 local->dev->name, MAC2STR(param->sta_addr));
3726 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3727 return 0;
3728}
3729
3730
3731static int prism2_ioctl_siwgenie(struct net_device *dev,
3732 struct iw_request_info *info,
3733 struct iw_point *data, char *extra)
3734{
3735 return prism2_set_genericelement(dev, extra, data->length);
3736}
3737
3738
3739static int prism2_ioctl_giwgenie(struct net_device *dev,
3740 struct iw_request_info *info,
3741 struct iw_point *data, char *extra)
3742{
3743 struct hostap_interface *iface = dev->priv;
3744 local_info_t *local = iface->local;
3745 int len = local->generic_elem_len - 2;
3746
3747 if (len <= 0 || local->generic_elem == NULL) {
3748 data->length = 0;
3749 return 0;
3750 }
3751
3752 if (data->length < len)
3753 return -E2BIG;
3754
3755 data->length = len;
3756 memcpy(extra, local->generic_elem + 2, len);
3757
3758 return 0;
3759}
3760
3761
3762static int prism2_ioctl_set_generic_element(local_info_t *local,
3763 struct prism2_hostapd_param *param,
3764 int param_len)
3765{
3766 int max_len, len;
3767
3768 len = param->u.generic_elem.len;
3769 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3770 if (max_len < 0 || max_len < len)
3771 return -EINVAL;
3772
3773 return prism2_set_genericelement(local->dev,
3774 param->u.generic_elem.data, len);
3775}
3776
3777
3778static int prism2_ioctl_siwmlme(struct net_device *dev,
3779 struct iw_request_info *info,
3780 struct iw_point *data, char *extra)
3781{
3782 struct hostap_interface *iface = dev->priv;
3783 local_info_t *local = iface->local;
3784 struct iw_mlme *mlme = (struct iw_mlme *) extra;
3785 u16 reason;
3786
3787 reason = cpu_to_le16(mlme->reason_code);
3788
3789 switch (mlme->cmd) {
3790 case IW_MLME_DEAUTH:
3791 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3792 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3793 (u8 *) &reason, 2);
3794 case IW_MLME_DISASSOC:
3795 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3796 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3797 (u8 *) &reason, 2);
3798 default:
3799 return -EOPNOTSUPP;
3800 }
3801}
3802
3803
3804static int prism2_ioctl_mlme(local_info_t *local,
3805 struct prism2_hostapd_param *param)
3806{
3807 u16 reason;
3808
3809 reason = cpu_to_le16(param->u.mlme.reason_code);
3810 switch (param->u.mlme.cmd) {
3811 case MLME_STA_DEAUTH:
3812 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3813 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3814 (u8 *) &reason, 2);
3815 case MLME_STA_DISASSOC:
3816 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3817 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3818 (u8 *) &reason, 2);
3819 default:
3820 return -EOPNOTSUPP;
3821 }
3822}
3823
3824
3825static int prism2_ioctl_scan_req(local_info_t *local,
3826 struct prism2_hostapd_param *param)
3827{
3828#ifndef PRISM2_NO_STATION_MODES
3829 if ((local->iw_mode != IW_MODE_INFRA &&
3830 local->iw_mode != IW_MODE_ADHOC) ||
3831 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3832 return -EOPNOTSUPP;
3833
3834 if (!local->dev_enabled)
3835 return -ENETDOWN;
3836
3837 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3838 param->u.scan_req.ssid_len);
3839#else /* PRISM2_NO_STATION_MODES */
3840 return -EOPNOTSUPP;
3841#endif /* PRISM2_NO_STATION_MODES */
3842}
3843
3844
3845static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3846{
3847 struct prism2_hostapd_param *param;
3848 int ret = 0;
3849 int ap_ioctl = 0;
3850
3851 if (p->length < sizeof(struct prism2_hostapd_param) ||
3852 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3853 return -EINVAL;
3854
3855 param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL);
3856 if (param == NULL)
3857 return -ENOMEM;
3858
3859 if (copy_from_user(param, p->pointer, p->length)) {
3860 ret = -EFAULT;
3861 goto out;
3862 }
3863
3864 switch (param->cmd) {
3865 case PRISM2_SET_ENCRYPTION:
3866 ret = prism2_ioctl_set_encryption(local, param, p->length);
3867 break;
3868 case PRISM2_GET_ENCRYPTION:
3869 ret = prism2_ioctl_get_encryption(local, param, p->length);
3870 break;
3871 case PRISM2_HOSTAPD_GET_RID:
3872 ret = prism2_ioctl_get_rid(local, param, p->length);
3873 break;
3874 case PRISM2_HOSTAPD_SET_RID:
3875 ret = prism2_ioctl_set_rid(local, param, p->length);
3876 break;
3877 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3878 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3879 break;
3880 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3881 ret = prism2_ioctl_set_generic_element(local, param,
3882 p->length);
3883 break;
3884 case PRISM2_HOSTAPD_MLME:
3885 ret = prism2_ioctl_mlme(local, param);
3886 break;
3887 case PRISM2_HOSTAPD_SCAN_REQ:
3888 ret = prism2_ioctl_scan_req(local, param);
3889 break;
3890 default:
3891 ret = prism2_hostapd(local->ap, param);
3892 ap_ioctl = 1;
3893 break;
3894 }
3895
3896 if (ret == 1 || !ap_ioctl) {
3897 if (copy_to_user(p->pointer, param, p->length)) {
3898 ret = -EFAULT;
3899 goto out;
3900 } else if (ap_ioctl)
3901 ret = 0;
3902 }
3903
3904 out:
3905 if (param != NULL)
3906 kfree(param);
3907
3908 return ret;
3909}
3910
3911
3912static void prism2_get_drvinfo(struct net_device *dev,
3913 struct ethtool_drvinfo *info)
3914{
3915 struct hostap_interface *iface;
3916 local_info_t *local;
3917
3918 iface = netdev_priv(dev);
3919 local = iface->local;
3920
3921 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
3922 strncpy(info->version, PRISM2_VERSION,
3923 sizeof(info->version) - 1);
3924 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3925 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3926 (local->sta_fw_ver >> 8) & 0xff,
3927 local->sta_fw_ver & 0xff);
3928}
3929
3930static struct ethtool_ops prism2_ethtool_ops = {
3931 .get_drvinfo = prism2_get_drvinfo
3932};
3933
3934
3935/* Structures to export the Wireless Handlers */
3936
3937static const iw_handler prism2_handler[] =
3938{
3939 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3940 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3941 (iw_handler) NULL, /* SIOCSIWNWID */
3942 (iw_handler) NULL, /* SIOCGIWNWID */
3943 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3944 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3945 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3946 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3947 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3948 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3949 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3950 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3951 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3952 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3953 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3954 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3955 iw_handler_set_spy, /* SIOCSIWSPY */
3956 iw_handler_get_spy, /* SIOCGIWSPY */
3957 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3958 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3959 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3960 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3961 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3962 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3963 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3964 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3965 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3966 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3967 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3968 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3969 (iw_handler) NULL, /* -- hole -- */
3970 (iw_handler) NULL, /* -- hole -- */
3971 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3972 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3973 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3974 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3975 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3976 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3977 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3978 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3979 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3980 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3981 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3982 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3983 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3984 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3985 (iw_handler) NULL, /* -- hole -- */
3986 (iw_handler) NULL, /* -- hole -- */
3987 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3988 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3989 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3990 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3991 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3992 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3993 (iw_handler) NULL, /* SIOCSIWPMKSA */
3994 (iw_handler) NULL, /* -- hole -- */
3995};
3996
3997static const iw_handler prism2_private_handler[] =
3998{ /* SIOCIWFIRSTPRIV + */
3999 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
4000 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
4001 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
4002 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
4003};
4004
4005static const struct iw_handler_def hostap_iw_handler_def =
4006{
4007 .num_standard = sizeof(prism2_handler) / sizeof(iw_handler),
4008 .num_private = sizeof(prism2_private_handler) / sizeof(iw_handler),
4009 .num_private_args = sizeof(prism2_priv) / sizeof(struct iw_priv_args),
4010 .standard = (iw_handler *) prism2_handler,
4011 .private = (iw_handler *) prism2_private_handler,
4012 .private_args = (struct iw_priv_args *) prism2_priv,
4013 .get_wireless_stats = hostap_get_wireless_stats,
4014};
4015
4016
4017int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
4018{
4019 struct iwreq *wrq = (struct iwreq *) ifr;
4020 struct hostap_interface *iface;
4021 local_info_t *local;
4022 int ret = 0;
4023
4024 iface = netdev_priv(dev);
4025 local = iface->local;
4026
4027 switch (cmd) {
4028 /* Private ioctls (iwpriv) that have not yet been converted
4029 * into new wireless extensions API */
4030
4031 case PRISM2_IOCTL_INQUIRE:
4032 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4033 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
4034 break;
4035
4036 case PRISM2_IOCTL_MONITOR:
4037 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4038 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
4039 break;
4040
4041 case PRISM2_IOCTL_RESET:
4042 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4043 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
4044 break;
4045
4046 case PRISM2_IOCTL_WDS_ADD:
4047 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4048 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
4049 break;
4050
4051 case PRISM2_IOCTL_WDS_DEL:
4052 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4053 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4054 break;
4055
4056 case PRISM2_IOCTL_SET_RID_WORD:
4057 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4058 else ret = prism2_ioctl_priv_set_rid_word(dev,
4059 (int *) wrq->u.name);
4060 break;
4061
4062#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4063 case PRISM2_IOCTL_MACCMD:
4064 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4065 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4066 break;
4067
4068 case PRISM2_IOCTL_ADDMAC:
4069 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4070 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4071 wrq->u.ap_addr.sa_data);
4072 break;
4073 case PRISM2_IOCTL_DELMAC:
4074 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4075 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4076 wrq->u.ap_addr.sa_data);
4077 break;
4078 case PRISM2_IOCTL_KICKMAC:
4079 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4080 else ret = ap_control_kick_mac(local->ap, local->dev,
4081 wrq->u.ap_addr.sa_data);
4082 break;
4083#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4084
4085
4086 /* Private ioctls that are not used with iwpriv;
4087 * in SIOCDEVPRIVATE range */
4088
4089#ifdef PRISM2_DOWNLOAD_SUPPORT
4090 case PRISM2_IOCTL_DOWNLOAD:
4091 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4092 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4093 break;
4094#endif /* PRISM2_DOWNLOAD_SUPPORT */
4095
4096 case PRISM2_IOCTL_HOSTAPD:
4097 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4098 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4099 break;
4100
4101 default:
4102 ret = -EOPNOTSUPP;
4103 break;
4104 }
4105
4106 return ret;
4107}
Linux kernel - Deliverables
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