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/spare/repo/netdev-2.6 branch 'ieee80211'
[linux-2.6-block.git] / drivers / net / wireless / hostap / hostap_ioctl.c
CommitLineData
ff1d2767
JM		 1/* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
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)
53 wstats->qual.updated = 7;
54
55 wstats->qual.qual = local->comms_qual;
56 wstats->qual.level = local->avg_signal;
57 wstats->qual.noise = local->avg_noise;
58 } else {
59 wstats->qual.qual = 0;
60 wstats->qual.level = 0;
61 wstats->qual.noise = 0;
62 wstats->qual.updated = 0;
63 }
64
65 return wstats;
66}
67
68
69static int prism2_get_datarates(struct net_device *dev, u8 *rates)
70{
71 struct hostap_interface *iface;
72 local_info_t *local;
73 u8 buf[12];
74 int len;
75 u16 val;
76
77 iface = netdev_priv(dev);
78 local = iface->local;
79
80 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
81 sizeof(buf), 0);
82 if (len < 2)
83 return 0;
84
85 val = le16_to_cpu(*(u16 *) buf); /* string length */
86
87 if (len - 2 < val || val > 10)
88 return 0;
89
90 memcpy(rates, buf + 2, val);
91 return val;
92}
93
94
95static int prism2_get_name(struct net_device *dev,
96 struct iw_request_info *info,
97 char *name, char *extra)
98{
99 u8 rates[10];
100 int len, i, over2 = 0;
101
102 len = prism2_get_datarates(dev, rates);
103
104 for (i = 0; i < len; i++) {
105 if (rates[i] == 0x0b || rates[i] == 0x16) {
106 over2 = 1;
107 break;
108 }
109 }
110
111 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
112
113 return 0;
114}
115
116
117static void prism2_crypt_delayed_deinit(local_info_t *local,
62fe7e37 118 struct ieee80211_crypt_data **crypt)
ff1d2767 119{
62fe7e37 120 struct ieee80211_crypt_data *tmp;
ff1d2767
JM		 121 unsigned long flags;
122
123 tmp = *crypt;
124 *crypt = NULL;
125
126 if (tmp == NULL)
127 return;
128
129 /* must not run ops->deinit() while there may be pending encrypt or
130 * decrypt operations. Use a list of delayed deinits to avoid needing
131 * locking. */
132
133 spin_lock_irqsave(&local->lock, flags);
134 list_add(&tmp->list, &local->crypt_deinit_list);
135 if (!timer_pending(&local->crypt_deinit_timer)) {
136 local->crypt_deinit_timer.expires = jiffies + HZ;
137 add_timer(&local->crypt_deinit_timer);
138 }
139 spin_unlock_irqrestore(&local->lock, flags);
140}
141
142
143static int prism2_ioctl_siwencode(struct net_device *dev,
144 struct iw_request_info *info,
145 struct iw_point *erq, char *keybuf)
146{
147 struct hostap_interface *iface;
148 local_info_t *local;
149 int i;
62fe7e37 150 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 151
152 iface = netdev_priv(dev);
153 local = iface->local;
154
155 i = erq->flags & IW_ENCODE_INDEX;
156 if (i < 1 || i > 4)
157 i = local->tx_keyidx;
158 else
159 i--;
160 if (i < 0 || i >= WEP_KEYS)
161 return -EINVAL;
162
163 crypt = &local->crypt[i];
164
165 if (erq->flags & IW_ENCODE_DISABLED) {
166 if (*crypt)
167 prism2_crypt_delayed_deinit(local, crypt);
168 goto done;
169 }
170
171 if (*crypt != NULL && (*crypt)->ops != NULL &&
172 strcmp((*crypt)->ops->name, "WEP") != 0) {
173 /* changing to use WEP; deinit previously used algorithm */
174 prism2_crypt_delayed_deinit(local, crypt);
175 }
176
177 if (*crypt == NULL) {
62fe7e37 178 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 179
180 /* take WEP into use */
62fe7e37
JM		 181 new_crypt = (struct ieee80211_crypt_data *)
182 kmalloc(sizeof(struct ieee80211_crypt_data),
183 GFP_KERNEL);
ff1d2767
JM		 184 if (new_crypt == NULL)
185 return -ENOMEM;
62fe7e37
JM		 186 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
187 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767 188 if (!new_crypt->ops) {
62fe7e37
JM		 189 request_module("ieee80211_crypt_wep");
190 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
ff1d2767
JM		 191 }
192 if (new_crypt->ops)
193 new_crypt->priv = new_crypt->ops->init(i);
194 if (!new_crypt->ops || !new_crypt->priv) {
195 kfree(new_crypt);
196 new_crypt = NULL;
197
198 printk(KERN_WARNING "%s: could not initialize WEP: "
199 "load module hostap_crypt_wep.o\n",
200 dev->name);
201 return -EOPNOTSUPP;
202 }
203 *crypt = new_crypt;
204 }
205
206 if (erq->length > 0) {
207 int len = erq->length <= 5 ? 5 : 13;
208 int first = 1, j;
209 if (len > erq->length)
210 memset(keybuf + erq->length, 0, len - erq->length);
211 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
212 for (j = 0; j < WEP_KEYS; j++) {
213 if (j != i && local->crypt[j]) {
214 first = 0;
215 break;
216 }
217 }
218 if (first)
219 local->tx_keyidx = i;
220 } else {
221 /* No key data - just set the default TX key index */
222 local->tx_keyidx = i;
223 }
224
225 done:
226 local->open_wep = erq->flags & IW_ENCODE_OPEN;
227
228 if (hostap_set_encryption(local)) {
229 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name);
230 return -EINVAL;
231 }
232
233 /* Do not reset port0 if card is in Managed mode since resetting will
234 * generate new IEEE 802.11 authentication which may end up in looping
235 * with IEEE 802.1X. Prism2 documentation seem to require port reset
236 * after WEP configuration. However, keys are apparently changed at
237 * least in Managed mode. */
238 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) {
239 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
240 return -EINVAL;
241 }
242
243 return 0;
244}
245
246
247static int prism2_ioctl_giwencode(struct net_device *dev,
248 struct iw_request_info *info,
249 struct iw_point *erq, char *key)
250{
251 struct hostap_interface *iface;
252 local_info_t *local;
253 int i, len;
254 u16 val;
62fe7e37 255 struct ieee80211_crypt_data *crypt;
ff1d2767
JM		 256
257 iface = netdev_priv(dev);
258 local = iface->local;
259
260 i = erq->flags & IW_ENCODE_INDEX;
261 if (i < 1 || i > 4)
262 i = local->tx_keyidx;
263 else
264 i--;
265 if (i < 0 || i >= WEP_KEYS)
266 return -EINVAL;
267
268 crypt = local->crypt[i];
269 erq->flags = i + 1;
270
271 if (crypt == NULL || crypt->ops == NULL) {
272 erq->length = 0;
273 erq->flags |= IW_ENCODE_DISABLED;
274 return 0;
275 }
276
277 if (strcmp(crypt->ops->name, "WEP") != 0) {
278 /* only WEP is supported with wireless extensions, so just
279 * report that encryption is used */
280 erq->length = 0;
281 erq->flags |= IW_ENCODE_ENABLED;
282 return 0;
283 }
284
285 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show
286 * the keys from driver buffer */
287 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv);
288 erq->length = (len >= 0 ? len : 0);
289
290 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0)
291 {
292 printk("CNFWEPFLAGS reading failed\n");
293 return -EOPNOTSUPP;
294 }
295 le16_to_cpus(&val);
296 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED)
297 erq->flags |= IW_ENCODE_ENABLED;
298 else
299 erq->flags |= IW_ENCODE_DISABLED;
300 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED)
301 erq->flags |= IW_ENCODE_RESTRICTED;
302 else
303 erq->flags |= IW_ENCODE_OPEN;
304
305 return 0;
306}
307
308
309static int hostap_set_rate(struct net_device *dev)
310{
311 struct hostap_interface *iface;
312 local_info_t *local;
313 int ret, basic_rates;
314
315 iface = netdev_priv(dev);
316 local = iface->local;
317
318 basic_rates = local->basic_rates & local->tx_rate_control;
319 if (!basic_rates || basic_rates != local->basic_rates) {
320 printk(KERN_INFO "%s: updating basic rate set automatically "
321 "to match with the new supported rate set\n",
322 dev->name);
323 if (!basic_rates)
324 basic_rates = local->tx_rate_control;
325
326 local->basic_rates = basic_rates;
327 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
328 basic_rates))
329 printk(KERN_WARNING "%s: failed to set "
330 "cnfBasicRates\n", dev->name);
331 }
332
333 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
334 local->tx_rate_control) ||
335 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
336 local->tx_rate_control) ||
337 local->func->reset_port(dev));
338
339 if (ret) {
340 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
341 "setting to 0x%x failed\n",
342 dev->name, local->tx_rate_control);
343 }
344
345 /* Update TX rate configuration for all STAs based on new operational
346 * rate set. */
347 hostap_update_rates(local);
348
349 return ret;
350}
351
352
353static int prism2_ioctl_siwrate(struct net_device *dev,
354 struct iw_request_info *info,
355 struct iw_param *rrq, char *extra)
356{
357 struct hostap_interface *iface;
358 local_info_t *local;
359
360 iface = netdev_priv(dev);
361 local = iface->local;
362
363 if (rrq->fixed) {
364 switch (rrq->value) {
365 case 11000000:
366 local->tx_rate_control = HFA384X_RATES_11MBPS;
367 break;
368 case 5500000:
369 local->tx_rate_control = HFA384X_RATES_5MBPS;
370 break;
371 case 2000000:
372 local->tx_rate_control = HFA384X_RATES_2MBPS;
373 break;
374 case 1000000:
375 local->tx_rate_control = HFA384X_RATES_1MBPS;
376 break;
377 default:
378 local->tx_rate_control = HFA384X_RATES_1MBPS |
379 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
380 HFA384X_RATES_11MBPS;
381 break;
382 }
383 } else {
384 switch (rrq->value) {
385 case 11000000:
386 local->tx_rate_control = HFA384X_RATES_1MBPS |
387 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
388 HFA384X_RATES_11MBPS;
389 break;
390 case 5500000:
391 local->tx_rate_control = HFA384X_RATES_1MBPS |
392 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS;
393 break;
394 case 2000000:
395 local->tx_rate_control = HFA384X_RATES_1MBPS |
396 HFA384X_RATES_2MBPS;
397 break;
398 case 1000000:
399 local->tx_rate_control = HFA384X_RATES_1MBPS;
400 break;
401 default:
402 local->tx_rate_control = HFA384X_RATES_1MBPS |
403 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
404 HFA384X_RATES_11MBPS;
405 break;
406 }
407 }
408
409 return hostap_set_rate(dev);
410}
411
412
413static int prism2_ioctl_giwrate(struct net_device *dev,
414 struct iw_request_info *info,
415 struct iw_param *rrq, char *extra)
416{
417 u16 val;
418 struct hostap_interface *iface;
419 local_info_t *local;
420 int ret = 0;
421
422 iface = netdev_priv(dev);
423 local = iface->local;
424
425 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) <
426 0)
427 return -EINVAL;
428
429 if ((val & 0x1) && (val > 1))
430 rrq->fixed = 0;
431 else
432 rrq->fixed = 1;
433
434 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL &&
435 !local->fw_tx_rate_control) {
436 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in
437 * Host AP mode, so use the recorded TX rate of the last sent
438 * frame */
439 rrq->value = local->ap->last_tx_rate > 0 ?
440 local->ap->last_tx_rate * 100000 : 11000000;
441 return 0;
442 }
443
444 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) <
445 0)
446 return -EINVAL;
447
448 switch (val) {
449 case HFA384X_RATES_1MBPS:
450 rrq->value = 1000000;
451 break;
452 case HFA384X_RATES_2MBPS:
453 rrq->value = 2000000;
454 break;
455 case HFA384X_RATES_5MBPS:
456 rrq->value = 5500000;
457 break;
458 case HFA384X_RATES_11MBPS:
459 rrq->value = 11000000;
460 break;
461 default:
462 /* should not happen */
463 rrq->value = 11000000;
464 ret = -EINVAL;
465 break;
466 }
467
468 return ret;
469}
470
471
472static int prism2_ioctl_siwsens(struct net_device *dev,
473 struct iw_request_info *info,
474 struct iw_param *sens, char *extra)
475{
476 struct hostap_interface *iface;
477 local_info_t *local;
478
479 iface = netdev_priv(dev);
480 local = iface->local;
481
482 /* Set the desired AP density */
483 if (sens->value < 1 || sens->value > 3)
484 return -EINVAL;
485
486 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
487 local->func->reset_port(dev))
488 return -EINVAL;
489
490 return 0;
491}
492
493static int prism2_ioctl_giwsens(struct net_device *dev,
494 struct iw_request_info *info,
495 struct iw_param *sens, char *extra)
496{
497 struct hostap_interface *iface;
498 local_info_t *local;
499 u16 val;
500
501 iface = netdev_priv(dev);
502 local = iface->local;
503
504 /* Get the current AP density */
505 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
506 0)
507 return -EINVAL;
508
509 sens->value = __le16_to_cpu(val);
510 sens->fixed = 1;
511
512 return 0;
513}
514
515
516/* Deprecated in new wireless extension API */
517static int prism2_ioctl_giwaplist(struct net_device *dev,
518 struct iw_request_info *info,
519 struct iw_point *data, char *extra)
520{
521 struct hostap_interface *iface;
522 local_info_t *local;
523 struct sockaddr *addr;
524 struct iw_quality *qual;
525
526 iface = netdev_priv(dev);
527 local = iface->local;
528
529 if (local->iw_mode != IW_MODE_MASTER) {
530 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported "
531 "in Host AP mode\n");
532 data->length = 0;
533 return -EOPNOTSUPP;
534 }
535
536 addr = kmalloc(sizeof(struct sockaddr) * IW_MAX_AP, GFP_KERNEL);
537 qual = kmalloc(sizeof(struct iw_quality) * IW_MAX_AP, GFP_KERNEL);
538 if (addr == NULL || qual == NULL) {
539 kfree(addr);
540 kfree(qual);
541 data->length = 0;
542 return -ENOMEM;
543 }
544
545 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
546
547 memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
548 data->flags = 1; /* has quality information */
549 memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
550 sizeof(struct iw_quality) * data->length);
551
552 kfree(addr);
553 kfree(qual);
554
555 return 0;
556}
557
558
559static int prism2_ioctl_siwrts(struct net_device *dev,
560 struct iw_request_info *info,
561 struct iw_param *rts, char *extra)
562{
563 struct hostap_interface *iface;
564 local_info_t *local;
565 u16 val;
566
567 iface = netdev_priv(dev);
568 local = iface->local;
569
570 if (rts->disabled)
571 val = __constant_cpu_to_le16(2347);
572 else if (rts->value < 0 || rts->value > 2347)
573 return -EINVAL;
574 else
575 val = __cpu_to_le16(rts->value);
576
577 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
578 local->func->reset_port(dev))
579 return -EINVAL;
580
581 local->rts_threshold = rts->value;
582
583 return 0;
584}
585
586static int prism2_ioctl_giwrts(struct net_device *dev,
587 struct iw_request_info *info,
588 struct iw_param *rts, char *extra)
589{
590 struct hostap_interface *iface;
591 local_info_t *local;
592 u16 val;
593
594 iface = netdev_priv(dev);
595 local = iface->local;
596
597 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
598 0)
599 return -EINVAL;
600
601 rts->value = __le16_to_cpu(val);
602 rts->disabled = (rts->value == 2347);
603 rts->fixed = 1;
604
605 return 0;
606}
607
608
609static int prism2_ioctl_siwfrag(struct net_device *dev,
610 struct iw_request_info *info,
611 struct iw_param *rts, char *extra)
612{
613 struct hostap_interface *iface;
614 local_info_t *local;
615 u16 val;
616
617 iface = netdev_priv(dev);
618 local = iface->local;
619
620 if (rts->disabled)
621 val = __constant_cpu_to_le16(2346);
622 else if (rts->value < 256 || rts->value > 2346)
623 return -EINVAL;
624 else
625 val = __cpu_to_le16(rts->value & ~0x1); /* even numbers only */
626
627 local->fragm_threshold = rts->value & ~0x1;
628 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
629 2)
630 || local->func->reset_port(dev))
631 return -EINVAL;
632
633 return 0;
634}
635
636static int prism2_ioctl_giwfrag(struct net_device *dev,
637 struct iw_request_info *info,
638 struct iw_param *rts, char *extra)
639{
640 struct hostap_interface *iface;
641 local_info_t *local;
642 u16 val;
643
644 iface = netdev_priv(dev);
645 local = iface->local;
646
647 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
648 &val, 2, 1) < 0)
649 return -EINVAL;
650
651 rts->value = __le16_to_cpu(val);
652 rts->disabled = (rts->value == 2346);
653 rts->fixed = 1;
654
655 return 0;
656}
657
658
659#ifndef PRISM2_NO_STATION_MODES
660static int hostap_join_ap(struct net_device *dev)
661{
662 struct hostap_interface *iface;
663 local_info_t *local;
664 struct hfa384x_join_request req;
665 unsigned long flags;
666 int i;
2e4fd068 667 struct hfa384x_hostscan_result *entry;
ff1d2767
JM		 668
669 iface = netdev_priv(dev);
670 local = iface->local;
671
672 memcpy(req.bssid, local->preferred_ap, ETH_ALEN);
673 req.channel = 0;
674
675 spin_lock_irqsave(&local->lock, flags);
676 for (i = 0; i < local->last_scan_results_count; i++) {
677 if (!local->last_scan_results)
678 break;
679 entry = &local->last_scan_results[i];
680 if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
681 req.channel = entry->chid;
682 break;
683 }
684 }
685 spin_unlock_irqrestore(&local->lock, flags);
686
687 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
688 sizeof(req))) {
689 printk(KERN_DEBUG "%s: JoinRequest " MACSTR
690 " failed\n",
691 dev->name, MAC2STR(local->preferred_ap));
692 return -1;
693 }
694
695 printk(KERN_DEBUG "%s: Trying to join BSSID " MACSTR "\n",
696 dev->name, MAC2STR(local->preferred_ap));
697
698 return 0;
699}
700#endif /* PRISM2_NO_STATION_MODES */
701
702
703static int prism2_ioctl_siwap(struct net_device *dev,
704 struct iw_request_info *info,
705 struct sockaddr *ap_addr, char *extra)
706{
707#ifdef PRISM2_NO_STATION_MODES
708 return -EOPNOTSUPP;
709#else /* PRISM2_NO_STATION_MODES */
710 struct hostap_interface *iface;
711 local_info_t *local;
712
713 iface = netdev_priv(dev);
714 local = iface->local;
715
716 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN);
717
718 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) {
719 struct hfa384x_scan_request scan_req;
720 memset(&scan_req, 0, sizeof(scan_req));
721 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
722 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
723 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
724 &scan_req, sizeof(scan_req))) {
725 printk(KERN_DEBUG "%s: ScanResults request failed - "
726 "preferred AP delayed to next unsolicited "
727 "scan\n", dev->name);
728 }
729 } else if (local->host_roaming == 2 &&
730 local->iw_mode == IW_MODE_INFRA) {
731 if (hostap_join_ap(dev))
732 return -EINVAL;
733 } else {
734 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
735 "in Managed mode when host_roaming is enabled\n",
736 dev->name);
737 }
738
739 return 0;
740#endif /* PRISM2_NO_STATION_MODES */
741}
742
743static int prism2_ioctl_giwap(struct net_device *dev,
744 struct iw_request_info *info,
745 struct sockaddr *ap_addr, char *extra)
746{
747 struct hostap_interface *iface;
748 local_info_t *local;
749
750 iface = netdev_priv(dev);
751 local = iface->local;
752
753 ap_addr->sa_family = ARPHRD_ETHER;
754 switch (iface->type) {
755 case HOSTAP_INTERFACE_AP:
756 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN);
757 break;
758 case HOSTAP_INTERFACE_STA:
759 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN);
760 break;
761 case HOSTAP_INTERFACE_WDS:
762 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN);
763 break;
764 default:
765 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID,
766 &ap_addr->sa_data, ETH_ALEN, 1) < 0)
767 return -EOPNOTSUPP;
768
769 /* local->bssid is also updated in LinkStatus handler when in
770 * station mode */
771 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN);
772 break;
773 }
774
775 return 0;
776}
777
778
779static int prism2_ioctl_siwnickn(struct net_device *dev,
780 struct iw_request_info *info,
781 struct iw_point *data, char *nickname)
782{
783 struct hostap_interface *iface;
784 local_info_t *local;
785
786 iface = netdev_priv(dev);
787 local = iface->local;
788
789 memset(local->name, 0, sizeof(local->name));
790 memcpy(local->name, nickname, data->length);
791 local->name_set = 1;
792
793 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) ||
794 local->func->reset_port(dev))
795 return -EINVAL;
796
797 return 0;
798}
799
800static int prism2_ioctl_giwnickn(struct net_device *dev,
801 struct iw_request_info *info,
802 struct iw_point *data, char *nickname)
803{
804 struct hostap_interface *iface;
805 local_info_t *local;
806 int len;
807 char name[MAX_NAME_LEN + 3];
808 u16 val;
809
810 iface = netdev_priv(dev);
811 local = iface->local;
812
813 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME,
814 &name, MAX_NAME_LEN + 2, 0);
815 val = __le16_to_cpu(*(u16 *) name);
816 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
817 return -EOPNOTSUPP;
818
819 name[val + 2] = '\0';
820 data->length = val + 1;
821 memcpy(nickname, name + 2, val + 1);
822
823 return 0;
824}
825
826
827static int prism2_ioctl_siwfreq(struct net_device *dev,
828 struct iw_request_info *info,
829 struct iw_freq *freq, char *extra)
830{
831 struct hostap_interface *iface;
832 local_info_t *local;
833
834 iface = netdev_priv(dev);
835 local = iface->local;
836
837 /* freq => chan. */
838 if (freq->e == 1 &&
839 freq->m / 100000 >= freq_list[0] &&
840 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
841 int ch;
842 int fr = freq->m / 100000;
843 for (ch = 0; ch < FREQ_COUNT; ch++) {
844 if (fr == freq_list[ch]) {
845 freq->e = 0;
846 freq->m = ch + 1;
847 break;
848 }
849 }
850 }
851
852 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
853 !(local->channel_mask & (1 << (freq->m - 1))))
854 return -EINVAL;
855
856 local->channel = freq->m; /* channel is used in prism2_setup_rids() */
857 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
858 local->func->reset_port(dev))
859 return -EINVAL;
860
861 return 0;
862}
863
864static int prism2_ioctl_giwfreq(struct net_device *dev,
865 struct iw_request_info *info,
866 struct iw_freq *freq, char *extra)
867{
868 struct hostap_interface *iface;
869 local_info_t *local;
870 u16 val;
871
872 iface = netdev_priv(dev);
873 local = iface->local;
874
875 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) <
876 0)
877 return -EINVAL;
878
879 le16_to_cpus(&val);
880 if (val < 1 || val > FREQ_COUNT)
881 return -EINVAL;
882
883 freq->m = freq_list[val - 1] * 100000;
884 freq->e = 1;
885
886 return 0;
887}
888
889
890static void hostap_monitor_set_type(local_info_t *local)
891{
892 struct net_device *dev = local->ddev;
893
894 if (dev == NULL)
895 return;
896
897 if (local->monitor_type == PRISM2_MONITOR_PRISM ||
898 local->monitor_type == PRISM2_MONITOR_CAPHDR) {
899 dev->type = ARPHRD_IEEE80211_PRISM;
900 dev->hard_header_parse =
901 hostap_80211_prism_header_parse;
902 } else {
903 dev->type = ARPHRD_IEEE80211;
904 dev->hard_header_parse = hostap_80211_header_parse;
905 }
906}
907
908
909static int prism2_ioctl_siwessid(struct net_device *dev,
910 struct iw_request_info *info,
911 struct iw_point *data, char *ssid)
912{
913 struct hostap_interface *iface;
914 local_info_t *local;
915
916 iface = netdev_priv(dev);
917 local = iface->local;
918
919 if (iface->type == HOSTAP_INTERFACE_WDS)
920 return -EOPNOTSUPP;
921
922 if (data->flags == 0)
923 ssid[0] = '\0'; /* ANY */
924
925 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
926 /* Setting SSID to empty string seems to kill the card in
927 * Host AP mode */
928 printk(KERN_DEBUG "%s: Host AP mode does not support "
929 "'Any' essid\n", dev->name);
930 return -EINVAL;
931 }
932
933 memcpy(local->essid, ssid, data->length);
934 local->essid[data->length] = '\0';
935
936 if ((!local->fw_ap &&
937 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
938 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
939 local->func->reset_port(dev))
940 return -EINVAL;
941
942 return 0;
943}
944
945static int prism2_ioctl_giwessid(struct net_device *dev,
946 struct iw_request_info *info,
947 struct iw_point *data, char *essid)
948{
949 struct hostap_interface *iface;
950 local_info_t *local;
951 u16 val;
952
953 iface = netdev_priv(dev);
954 local = iface->local;
955
956 if (iface->type == HOSTAP_INTERFACE_WDS)
957 return -EOPNOTSUPP;
958
959 data->flags = 1; /* active */
960 if (local->iw_mode == IW_MODE_MASTER) {
961 data->length = strlen(local->essid);
962 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
963 } else {
964 int len;
965 char ssid[MAX_SSID_LEN + 2];
966 memset(ssid, 0, sizeof(ssid));
967 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
968 &ssid, MAX_SSID_LEN + 2, 0);
969 val = __le16_to_cpu(*(u16 *) ssid);
970 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
971 return -EOPNOTSUPP;
972 }
973 data->length = val;
974 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
975 }
976
977 return 0;
978}
979
980
981static int prism2_ioctl_giwrange(struct net_device *dev,
982 struct iw_request_info *info,
983 struct iw_point *data, char *extra)
984{
985 struct hostap_interface *iface;
986 local_info_t *local;
987 struct iw_range *range = (struct iw_range *) extra;
988 u8 rates[10];
989 u16 val;
990 int i, len, over2;
991
992 iface = netdev_priv(dev);
993 local = iface->local;
994
995 data->length = sizeof(struct iw_range);
996 memset(range, 0, sizeof(struct iw_range));
997
998 /* TODO: could fill num_txpower and txpower array with
999 * something; however, there are 128 different values.. */
1000
1001 range->txpower_capa = IW_TXPOW_DBM;
1002
1003 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
1004 {
1005 range->min_pmp = 1 * 1024;
1006 range->max_pmp = 65535 * 1024;
1007 range->min_pmt = 1 * 1024;
1008 range->max_pmt = 1000 * 1024;
1009 range->pmp_flags = IW_POWER_PERIOD;
1010 range->pmt_flags = IW_POWER_TIMEOUT;
1011 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
1012 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
1013 }
1014
1015 range->we_version_compiled = WIRELESS_EXT;
1016 range->we_version_source = 18;
1017
1018 range->retry_capa = IW_RETRY_LIMIT;
1019 range->retry_flags = IW_RETRY_LIMIT;
1020 range->min_retry = 0;
1021 range->max_retry = 255;
1022
1023 range->num_channels = FREQ_COUNT;
1024
1025 val = 0;
1026 for (i = 0; i < FREQ_COUNT; i++) {
1027 if (local->channel_mask & (1 << i)) {
1028 range->freq[val].i = i + 1;
1029 range->freq[val].m = freq_list[i] * 100000;
1030 range->freq[val].e = 1;
1031 val++;
1032 }
1033 if (val == IW_MAX_FREQUENCIES)
1034 break;
1035 }
1036 range->num_frequency = val;
1037
1038 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1039 range->max_qual.qual = 70; /* what is correct max? This was not
1040 * documented exactly. At least
1041 * 69 has been observed. */
1042 range->max_qual.level = 0; /* dB */
1043 range->max_qual.noise = 0; /* dB */
1044
1045 /* What would be suitable values for "average/typical" qual? */
1046 range->avg_qual.qual = 20;
1047 range->avg_qual.level = -60;
1048 range->avg_qual.noise = -95;
1049 } else {
1050 range->max_qual.qual = 92; /* 0 .. 92 */
1051 range->max_qual.level = 154; /* 27 .. 154 */
1052 range->max_qual.noise = 154; /* 27 .. 154 */
1053 }
1054 range->sensitivity = 3;
1055
1056 range->max_encoding_tokens = WEP_KEYS;
1057 range->num_encoding_sizes = 2;
1058 range->encoding_size[0] = 5;
1059 range->encoding_size[1] = 13;
1060
1061 over2 = 0;
1062 len = prism2_get_datarates(dev, rates);
1063 range->num_bitrates = 0;
1064 for (i = 0; i < len; i++) {
1065 if (range->num_bitrates < IW_MAX_BITRATES) {
1066 range->bitrate[range->num_bitrates] =
1067 rates[i] * 500000;
1068 range->num_bitrates++;
1069 }
1070 if (rates[i] == 0x0b || rates[i] == 0x16)
1071 over2 = 1;
1072 }
1073 /* estimated maximum TCP throughput values (bps) */
1074 range->throughput = over2 ? 5500000 : 1500000;
1075
1076 range->min_rts = 0;
1077 range->max_rts = 2347;
1078 range->min_frag = 256;
1079 range->max_frag = 2346;
1080
1081 /* Event capability (kernel + driver) */
1082 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1083 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1084 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1085 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1086 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1087 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1088 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1089 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1090 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1091
1092 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1093 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1094
1095 return 0;
1096}
1097
1098
1099static int hostap_monitor_mode_enable(local_info_t *local)
1100{
1101 struct net_device *dev = local->dev;
1102
1103 printk(KERN_DEBUG "Enabling monitor mode\n");
1104 hostap_monitor_set_type(local);
1105
1106 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1107 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1108 printk(KERN_DEBUG "Port type setting for monitor mode "
1109 "failed\n");
1110 return -EOPNOTSUPP;
1111 }
1112
1113 /* Host decrypt is needed to get the IV and ICV fields;
1114 * however, monitor mode seems to remove WEP flag from frame
1115 * control field */
1116 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1117 HFA384X_WEPFLAGS_HOSTENCRYPT |
1118 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1119 printk(KERN_DEBUG "WEP flags setting failed\n");
1120 return -EOPNOTSUPP;
1121 }
1122
1123 if (local->func->reset_port(dev) ||
1124 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1125 (HFA384X_TEST_MONITOR << 8),
1126 0, NULL, NULL)) {
1127 printk(KERN_DEBUG "Setting monitor mode failed\n");
1128 return -EOPNOTSUPP;
1129 }
1130
1131 return 0;
1132}
1133
1134
1135static int hostap_monitor_mode_disable(local_info_t *local)
1136{
1137 struct net_device *dev = local->ddev;
1138
1139 if (dev == NULL)
1140 return -1;
1141
1142 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1143 dev->type = ARPHRD_ETHER;
1144 dev->hard_header_parse = local->saved_eth_header_parse;
1145 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1146 (HFA384X_TEST_STOP << 8),
1147 0, NULL, NULL))
1148 return -1;
1149 return hostap_set_encryption(local);
1150}
1151
1152
1153static int prism2_ioctl_siwmode(struct net_device *dev,
1154 struct iw_request_info *info,
1155 __u32 *mode, char *extra)
1156{
1157 struct hostap_interface *iface;
1158 local_info_t *local;
1159 int double_reset = 0;
1160
1161 iface = netdev_priv(dev);
1162 local = iface->local;
1163
1164 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1165 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1166 *mode != IW_MODE_MONITOR)
1167 return -EOPNOTSUPP;
1168
1169#ifdef PRISM2_NO_STATION_MODES
1170 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1171 return -EOPNOTSUPP;
1172#endif /* PRISM2_NO_STATION_MODES */
1173
1174 if (*mode == local->iw_mode)
1175 return 0;
1176
1177 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1178 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1179 "mode\n", dev->name);
1180 return -EINVAL;
1181 }
1182
1183 if (local->iw_mode == IW_MODE_MONITOR)
1184 hostap_monitor_mode_disable(local);
1185
f3b10e16
JM		 1186 if ((local->iw_mode == IW_MODE_ADHOC ||
1187 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
ff1d2767
JM		 1188 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1189 * that leaves beacon frames to use IBSS type when moving from
1190 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1191 * enough to workaround this. */
1192 double_reset = 1;
1193 }
1194
1195 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1196 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1197 local->iw_mode = *mode;
1198
1199 if (local->iw_mode == IW_MODE_MONITOR)
1200 hostap_monitor_mode_enable(local);
1201 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1202 !local->fw_encrypt_ok) {
1203 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1204 "a workaround for firmware bug in Host AP mode WEP\n",
1205 dev->name);
1206 local->host_encrypt = 1;
1207 }
1208
1209 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1210 hostap_get_porttype(local)))
1211 return -EOPNOTSUPP;
1212
1213 if (local->func->reset_port(dev))
1214 return -EINVAL;
1215 if (double_reset && local->func->reset_port(dev))
1216 return -EINVAL;
1217
1218 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1219 {
1220 /* netif_carrier is used only in client modes for now, so make
1221 * sure carrier is on when moving to non-client modes. */
1222 netif_carrier_on(local->dev);
1223 netif_carrier_on(local->ddev);
1224 }
1225 return 0;
1226}
1227
1228
1229static int prism2_ioctl_giwmode(struct net_device *dev,
1230 struct iw_request_info *info,
1231 __u32 *mode, char *extra)
1232{
1233 struct hostap_interface *iface;
1234 local_info_t *local;
1235
1236 iface = netdev_priv(dev);
1237 local = iface->local;
1238
1239 switch (iface->type) {
1240 case HOSTAP_INTERFACE_STA:
1241 *mode = IW_MODE_INFRA;
1242 break;
1243 case HOSTAP_INTERFACE_WDS:
1244 *mode = IW_MODE_REPEAT;
1245 break;
1246 default:
1247 *mode = local->iw_mode;
1248 break;
1249 }
1250 return 0;
1251}
1252
1253
1254static int prism2_ioctl_siwpower(struct net_device *dev,
1255 struct iw_request_info *info,
1256 struct iw_param *wrq, char *extra)
1257{
1258#ifdef PRISM2_NO_STATION_MODES
1259 return -EOPNOTSUPP;
1260#else /* PRISM2_NO_STATION_MODES */
1261 int ret = 0;
1262
1263 if (wrq->disabled)
1264 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1265
1266 switch (wrq->flags & IW_POWER_MODE) {
1267 case IW_POWER_UNICAST_R:
1268 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1269 if (ret)
1270 return ret;
1271 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1272 if (ret)
1273 return ret;
1274 break;
1275 case IW_POWER_ALL_R:
1276 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1277 if (ret)
1278 return ret;
1279 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1280 if (ret)
1281 return ret;
1282 break;
1283 case IW_POWER_ON:
1284 break;
1285 default:
1286 return -EINVAL;
1287 }
1288
1289 if (wrq->flags & IW_POWER_TIMEOUT) {
1290 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1291 if (ret)
1292 return ret;
1293 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1294 wrq->value / 1024);
1295 if (ret)
1296 return ret;
1297 }
1298 if (wrq->flags & IW_POWER_PERIOD) {
1299 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1300 if (ret)
1301 return ret;
1302 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1303 wrq->value / 1024);
1304 if (ret)
1305 return ret;
1306 }
1307
1308 return ret;
1309#endif /* PRISM2_NO_STATION_MODES */
1310}
1311
1312
1313static int prism2_ioctl_giwpower(struct net_device *dev,
1314 struct iw_request_info *info,
1315 struct iw_param *rrq, char *extra)
1316{
1317#ifdef PRISM2_NO_STATION_MODES
1318 return -EOPNOTSUPP;
1319#else /* PRISM2_NO_STATION_MODES */
1320 struct hostap_interface *iface;
1321 local_info_t *local;
1322 u16 enable, mcast;
1323
1324 iface = netdev_priv(dev);
1325 local = iface->local;
1326
1327 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1328 < 0)
1329 return -EINVAL;
1330
1331 if (!__le16_to_cpu(enable)) {
1332 rrq->disabled = 1;
1333 return 0;
1334 }
1335
1336 rrq->disabled = 0;
1337
1338 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
1339 u16 timeout;
1340 if (local->func->get_rid(dev,
1341 HFA384X_RID_CNFPMHOLDOVERDURATION,
1342 &timeout, 2, 1) < 0)
1343 return -EINVAL;
1344
1345 rrq->flags = IW_POWER_TIMEOUT;
1346 rrq->value = __le16_to_cpu(timeout) * 1024;
1347 } else {
1348 u16 period;
1349 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1350 &period, 2, 1) < 0)
1351 return -EINVAL;
1352
1353 rrq->flags = IW_POWER_PERIOD;
1354 rrq->value = __le16_to_cpu(period) * 1024;
1355 }
1356
1357 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1358 2, 1) < 0)
1359 return -EINVAL;
1360
1361 if (__le16_to_cpu(mcast))
1362 rrq->flags |= IW_POWER_ALL_R;
1363 else
1364 rrq->flags |= IW_POWER_UNICAST_R;
1365
1366 return 0;
1367#endif /* PRISM2_NO_STATION_MODES */
1368}
1369
1370
1371static int prism2_ioctl_siwretry(struct net_device *dev,
1372 struct iw_request_info *info,
1373 struct iw_param *rrq, char *extra)
1374{
1375 struct hostap_interface *iface;
1376 local_info_t *local;
1377
1378 iface = netdev_priv(dev);
1379 local = iface->local;
1380
1381 if (rrq->disabled)
1382 return -EINVAL;
1383
1384 /* setting retry limits is not supported with the current station
1385 * firmware code; simulate this with alternative retry count for now */
1386 if (rrq->flags == IW_RETRY_LIMIT) {
1387 if (rrq->value < 0) {
1388 /* disable manual retry count setting and use firmware
1389 * defaults */
1390 local->manual_retry_count = -1;
1391 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1392 } else {
1393 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1394 rrq->value)) {
1395 printk(KERN_DEBUG "%s: Alternate retry count "
1396 "setting to %d failed\n",
1397 dev->name, rrq->value);
1398 return -EOPNOTSUPP;
1399 }
1400
1401 local->manual_retry_count = rrq->value;
1402 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1403 }
1404 return 0;
1405 }
1406
1407 return -EOPNOTSUPP;
1408
1409#if 0
1410 /* what could be done, if firmware would support this.. */
1411
1412 if (rrq->flags & IW_RETRY_LIMIT) {
1413 if (rrq->flags & IW_RETRY_MAX)
1414 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1415 else if (rrq->flags & IW_RETRY_MIN)
1416 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1417 else {
1418 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1419 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1420 }
1421
1422 }
1423
1424 if (rrq->flags & IW_RETRY_LIFETIME) {
1425 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1426 }
1427
1428 return 0;
1429#endif /* 0 */
1430}
1431
1432static int prism2_ioctl_giwretry(struct net_device *dev,
1433 struct iw_request_info *info,
1434 struct iw_param *rrq, char *extra)
1435{
1436 struct hostap_interface *iface;
1437 local_info_t *local;
1438 u16 shortretry, longretry, lifetime, altretry;
1439
1440 iface = netdev_priv(dev);
1441 local = iface->local;
1442
1443 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1444 2, 1) < 0 ||
1445 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1446 2, 1) < 0 ||
1447 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1448 &lifetime, 2, 1) < 0)
1449 return -EINVAL;
1450
1451 le16_to_cpus(&shortretry);
1452 le16_to_cpus(&longretry);
1453 le16_to_cpus(&lifetime);
1454
1455 rrq->disabled = 0;
1456
1457 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1458 rrq->flags = IW_RETRY_LIFETIME;
1459 rrq->value = lifetime * 1024;
1460 } else {
1461 if (local->manual_retry_count >= 0) {
1462 rrq->flags = IW_RETRY_LIMIT;
1463 if (local->func->get_rid(dev,
1464 HFA384X_RID_CNFALTRETRYCOUNT,
1465 &altretry, 2, 1) >= 0)
1466 rrq->value = le16_to_cpu(altretry);
1467 else
1468 rrq->value = local->manual_retry_count;
1469 } else if ((rrq->flags & IW_RETRY_MAX)) {
1470 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
1471 rrq->value = longretry;
1472 } else {
1473 rrq->flags = IW_RETRY_LIMIT;
1474 rrq->value = shortretry;
1475 if (shortretry != longretry)
1476 rrq->flags |= IW_RETRY_MIN;
1477 }
1478 }
1479 return 0;
1480}
1481
1482
1483/* Note! This TX power controlling is experimental and should not be used in
1484 * production use. It just sets raw power register and does not use any kind of
1485 * feedback information from the measured TX power (CR58). This is now
1486 * commented out to make sure that it is not used by accident. TX power
1487 * configuration will be enabled again after proper algorithm using feedback
1488 * has been implemented. */
1489
1490#ifdef RAW_TXPOWER_SETTING
1491/* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1492 * This version assumes following mapping:
1493 * CR31 is 7-bit value with -64 to +63 range.
1494 * -64 is mapped into +20dBm and +63 into -43dBm.
1495 * This is certainly not an exact mapping for every card, but at least
1496 * increasing dBm value should correspond to increasing TX power.
1497 */
1498
1499static int prism2_txpower_hfa386x_to_dBm(u16 val)
1500{
1501 signed char tmp;
1502
1503 if (val > 255)
1504 val = 255;
1505
1506 tmp = val;
1507 tmp >>= 2;
1508
1509 return -12 - tmp;
1510}
1511
1512static u16 prism2_txpower_dBm_to_hfa386x(int val)
1513{
1514 signed char tmp;
1515
1516 if (val > 20)
1517 return 128;
1518 else if (val < -43)
1519 return 127;
1520
1521 tmp = val;
1522 tmp = -12 - tmp;
1523 tmp <<= 2;
1524
1525 return (unsigned char) tmp;
1526}
1527#endif /* RAW_TXPOWER_SETTING */
1528
1529
1530static int prism2_ioctl_siwtxpow(struct net_device *dev,
1531 struct iw_request_info *info,
1532 struct iw_param *rrq, char *extra)
1533{
1534 struct hostap_interface *iface;
1535 local_info_t *local;
1536#ifdef RAW_TXPOWER_SETTING
1537 char *tmp;
1538#endif
1539 u16 val;
1540 int ret = 0;
1541
1542 iface = netdev_priv(dev);
1543 local = iface->local;
1544
1545 if (rrq->disabled) {
1546 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1547 val = 0xff; /* use all standby and sleep modes */
1548 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1549 HFA386X_CR_A_D_TEST_MODES2,
1550 &val, NULL);
1551 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1552 dev->name, ret ? "failed" : "OK");
1553 local->txpower_type = PRISM2_TXPOWER_OFF;
1554 }
1555 return (ret ? -EOPNOTSUPP : 0);
1556 }
1557
1558 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1559 val = 0; /* disable all standby and sleep modes */
1560 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1561 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1562 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1563 dev->name, ret ? "failed" : "OK");
1564 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1565 }
1566
1567#ifdef RAW_TXPOWER_SETTING
1568 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1569 printk(KERN_DEBUG "Setting ALC on\n");
1570 val = HFA384X_TEST_CFG_BIT_ALC;
1571 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1572 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1573 local->txpower_type = PRISM2_TXPOWER_AUTO;
1574 return 0;
1575 }
1576
1577 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1578 printk(KERN_DEBUG "Setting ALC off\n");
1579 val = HFA384X_TEST_CFG_BIT_ALC;
1580 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1581 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1582 local->txpower_type = PRISM2_TXPOWER_FIXED;
1583 }
1584
1585 if (rrq->flags == IW_TXPOW_DBM)
1586 tmp = "dBm";
1587 else if (rrq->flags == IW_TXPOW_MWATT)
1588 tmp = "mW";
1589 else
1590 tmp = "UNKNOWN";
1591 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1592
1593 if (rrq->flags != IW_TXPOW_DBM) {
1594 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1595 return -EOPNOTSUPP;
1596 }
1597
1598 local->txpower = rrq->value;
1599 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1600 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1601 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1602 ret = -EOPNOTSUPP;
1603#else /* RAW_TXPOWER_SETTING */
1604 if (rrq->fixed)
1605 ret = -EOPNOTSUPP;
1606#endif /* RAW_TXPOWER_SETTING */
1607
1608 return ret;
1609}
1610
1611static int prism2_ioctl_giwtxpow(struct net_device *dev,
1612 struct iw_request_info *info,
1613 struct iw_param *rrq, char *extra)
1614{
1615#ifdef RAW_TXPOWER_SETTING
1616 struct hostap_interface *iface;
1617 local_info_t *local;
1618 u16 resp0;
1619
1620 iface = netdev_priv(dev);
1621 local = iface->local;
1622
1623 rrq->flags = IW_TXPOW_DBM;
1624 rrq->disabled = 0;
1625 rrq->fixed = 0;
1626
1627 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1628 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1629 HFA386X_CR_MANUAL_TX_POWER,
1630 NULL, &resp0) == 0) {
1631 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1632 } else {
1633 /* Could not get real txpower; guess 15 dBm */
1634 rrq->value = 15;
1635 }
1636 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1637 rrq->value = 0;
1638 rrq->disabled = 1;
1639 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1640 rrq->value = local->txpower;
1641 rrq->fixed = 1;
1642 } else {
1643 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1644 local->txpower_type);
1645 }
1646 return 0;
1647#else /* RAW_TXPOWER_SETTING */
1648 return -EOPNOTSUPP;
1649#endif /* RAW_TXPOWER_SETTING */
1650}
1651
1652
1653#ifndef PRISM2_NO_STATION_MODES
1654
1655/* HostScan request works with and without host_roaming mode. In addition, it
1656 * does not break current association. However, it requires newer station
1657 * firmware version (>= 1.3.1) than scan request. */
1658static int prism2_request_hostscan(struct net_device *dev,
1659 u8 *ssid, u8 ssid_len)
1660{
1661 struct hostap_interface *iface;
1662 local_info_t *local;
1663 struct hfa384x_hostscan_request scan_req;
1664
1665 iface = netdev_priv(dev);
1666 local = iface->local;
1667
1668 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1669 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1670 local->scan_channel_mask);
ff1d2767
JM		 1671 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1672 if (ssid) {
1673 if (ssid_len > 32)
1674 return -EINVAL;
1675 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1676 memcpy(scan_req.target_ssid, ssid, ssid_len);
1677 }
1678
1679 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1680 sizeof(scan_req))) {
1681 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1682 return -EINVAL;
1683 }
1684 return 0;
1685}
1686
1687
1688static int prism2_request_scan(struct net_device *dev)
1689{
1690 struct hostap_interface *iface;
1691 local_info_t *local;
1692 struct hfa384x_scan_request scan_req;
1693 int ret = 0;
1694
1695 iface = netdev_priv(dev);
1696 local = iface->local;
1697
1698 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1699 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1700 local->scan_channel_mask);
ff1d2767
JM		 1701 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1702
1703 /* FIX:
1704 * It seems to be enough to set roaming mode for a short moment to
1705 * host-based and then setup scanrequest data and return the mode to
1706 * firmware-based.
1707 *
1708 * Master mode would need to drop to Managed mode for a short while
1709 * to make scanning work.. Or sweep through the different channels and
1710 * use passive scan based on beacons. */
1711
1712 if (!local->host_roaming)
1713 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1714 HFA384X_ROAMING_HOST);
1715
1716 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1717 sizeof(scan_req))) {
1718 printk(KERN_DEBUG "SCANREQUEST failed\n");
1719 ret = -EINVAL;
1720 }
1721
1722 if (!local->host_roaming)
1723 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1724 HFA384X_ROAMING_FIRMWARE);
1725
1726 return 0;
1727}
1728
1729#else /* !PRISM2_NO_STATION_MODES */
1730
1731static inline int prism2_request_hostscan(struct net_device *dev,
1732 u8 *ssid, u8 ssid_len)
1733{
1734 return -EOPNOTSUPP;
1735}
1736
1737
1738static inline int prism2_request_scan(struct net_device *dev)
1739{
1740 return -EOPNOTSUPP;
1741}
1742
1743#endif /* !PRISM2_NO_STATION_MODES */
1744
1745
1746static int prism2_ioctl_siwscan(struct net_device *dev,
1747 struct iw_request_info *info,
1748 struct iw_point *data, char *extra)
1749{
1750 struct hostap_interface *iface;
1751 local_info_t *local;
1752 int ret;
1753 u8 *ssid = NULL, ssid_len = 0;
1754 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1755
1756 iface = netdev_priv(dev);
1757 local = iface->local;
1758
1759 if (data->length < sizeof(struct iw_scan_req))
1760 req = NULL;
1761
1762 if (local->iw_mode == IW_MODE_MASTER) {
1763 /* In master mode, we just return the results of our local
1764 * tables, so we don't need to start anything...
1765 * Jean II */
1766 data->length = 0;
1767 return 0;
1768 }
1769
1770 if (!local->dev_enabled)
1771 return -ENETDOWN;
1772
1773 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1774 ssid = req->essid;
1775 ssid_len = req->essid_len;
1776
1777 if (ssid_len &&
1778 ((local->iw_mode != IW_MODE_INFRA &&
1779 local->iw_mode != IW_MODE_ADHOC) ||
1780 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1781 return -EOPNOTSUPP;
1782 }
1783
1784 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1785 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1786 else
1787 ret = prism2_request_scan(dev);
1788
1789 if (ret == 0)
1790 local->scan_timestamp = jiffies;
1791
1792 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1793
1794 return ret;
1795}
1796
1797
1798#ifndef PRISM2_NO_STATION_MODES
1799static char * __prism2_translate_scan(local_info_t *local,
2e4fd068
JM		 1800 struct hfa384x_hostscan_result *scan,
1801 struct hostap_bss_info *bss,
ff1d2767
JM		 1802 char *current_ev, char *end_buf)
1803{
1804 int i, chan;
1805 struct iw_event iwe;
1806 char *current_val;
1807 u16 capabilities;
1808 u8 *pos;
2e4fd068 1809 u8 *ssid, *bssid;
ff1d2767
JM		 1810 size_t ssid_len;
1811 char *buf;
1812
1813 if (bss) {
1814 ssid = bss->ssid;
1815 ssid_len = bss->ssid_len;
2e4fd068 1816 bssid = bss->bssid;
ff1d2767 1817 } else {
2e4fd068
JM		 1818 ssid = scan->ssid;
1819 ssid_len = le16_to_cpu(scan->ssid_len);
1820 bssid = scan->bssid;
ff1d2767
JM		 1821 }
1822 if (ssid_len > 32)
1823 ssid_len = 32;
1824
1825 /* First entry *MUST* be the AP MAC address */
1826 memset(&iwe, 0, sizeof(iwe));
1827 iwe.cmd = SIOCGIWAP;
1828 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1829 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
1830 /* FIX:
1831 * I do not know how this is possible, but iwe_stream_add_event
1832 * seems to re-order memcpy execution so that len is set only
1833 * after copying.. Pre-setting len here "fixes" this, but real
1834 * problems should be solved (after which these iwe.len
1835 * settings could be removed from this function). */
1836 iwe.len = IW_EV_ADDR_LEN;
1837 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1838 IW_EV_ADDR_LEN);
1839
1840 /* Other entries will be displayed in the order we give them */
1841
1842 memset(&iwe, 0, sizeof(iwe));
1843 iwe.cmd = SIOCGIWESSID;
1844 iwe.u.data.length = ssid_len;
1845 iwe.u.data.flags = 1;
1846 iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
1847 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ssid);
1848
1849 memset(&iwe, 0, sizeof(iwe));
1850 iwe.cmd = SIOCGIWMODE;
1851 if (bss) {
1852 capabilities = bss->capab_info;
1853 } else {
2e4fd068 1854 capabilities = le16_to_cpu(scan->capability);
ff1d2767
JM		 1855 }
1856 if (capabilities & (WLAN_CAPABILITY_ESS |
1857 WLAN_CAPABILITY_IBSS)) {
1858 if (capabilities & WLAN_CAPABILITY_ESS)
1859 iwe.u.mode = IW_MODE_MASTER;
1860 else
1861 iwe.u.mode = IW_MODE_ADHOC;
1862 iwe.len = IW_EV_UINT_LEN;
1863 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1864 IW_EV_UINT_LEN);
1865 }
1866
1867 memset(&iwe, 0, sizeof(iwe));
1868 iwe.cmd = SIOCGIWFREQ;
2e4fd068
JM		 1869 if (scan) {
1870 chan = scan->chid;
ff1d2767
JM		 1871 } else if (bss) {
1872 chan = bss->chan;
1873 } else {
1874 chan = 0;
1875 }
1876
1877 if (chan > 0) {
1878 iwe.u.freq.m = freq_list[le16_to_cpu(chan - 1)] * 100000;
1879 iwe.u.freq.e = 1;
1880 iwe.len = IW_EV_FREQ_LEN;
1881 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1882 IW_EV_FREQ_LEN);
1883 }
1884
2e4fd068 1885 if (scan) {
ff1d2767
JM		 1886 memset(&iwe, 0, sizeof(iwe));
1887 iwe.cmd = IWEVQUAL;
2e4fd068
JM		 1888 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1889 iwe.u.qual.level = le16_to_cpu(scan->sl);
1890 iwe.u.qual.noise = le16_to_cpu(scan->anl);
ff1d2767
JM		 1891 } else {
1892 iwe.u.qual.level =
1893 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1894 iwe.u.qual.noise =
1895 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1896 }
1897 iwe.len = IW_EV_QUAL_LEN;
1898 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1899 IW_EV_QUAL_LEN);
1900 }
1901
1902 memset(&iwe, 0, sizeof(iwe));
1903 iwe.cmd = SIOCGIWENCODE;
1904 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1905 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1906 else
1907 iwe.u.data.flags = IW_ENCODE_DISABLED;
1908 iwe.u.data.length = 0;
1909 iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
1910 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
1911
1912 /* TODO: add SuppRates into BSS table */
2e4fd068 1913 if (scan) {
ff1d2767
JM		 1914 memset(&iwe, 0, sizeof(iwe));
1915 iwe.cmd = SIOCGIWRATE;
1916 current_val = current_ev + IW_EV_LCP_LEN;
2e4fd068 1917 pos = scan->sup_rates;
ff1d2767
JM		 1918 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1919 if (pos[i] == 0)
1920 break;
1921 /* Bit rate given in 500 kb/s units (+ 0x80) */
1922 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1923 current_val = iwe_stream_add_value(
1924 current_ev, current_val, end_buf, &iwe,
1925 IW_EV_PARAM_LEN);
1926 }
1927 /* Check if we added any event */
1928 if ((current_val - current_ev) > IW_EV_LCP_LEN)
1929 current_ev = current_val;
1930 }
1931
1932 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
1933 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_KERNEL);
2e4fd068 1934 if (buf && scan) {
ff1d2767
JM		 1935 memset(&iwe, 0, sizeof(iwe));
1936 iwe.cmd = IWEVCUSTOM;
2e4fd068 1937 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
ff1d2767
JM		 1938 iwe.u.data.length = strlen(buf);
1939 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1940 buf);
1941
1942 memset(&iwe, 0, sizeof(iwe));
1943 iwe.cmd = IWEVCUSTOM;
2e4fd068 1944 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
ff1d2767
JM		 1945 iwe.u.data.length = strlen(buf);
1946 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1947 buf);
1948
2e4fd068
JM		 1949 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1950 (capabilities & WLAN_CAPABILITY_IBSS)) {
ff1d2767
JM		 1951 memset(&iwe, 0, sizeof(iwe));
1952 iwe.cmd = IWEVCUSTOM;
2e4fd068 1953 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
ff1d2767
JM		 1954 iwe.u.data.length = strlen(buf);
1955 current_ev = iwe_stream_add_point(current_ev, end_buf,
1956 &iwe, buf);
1957 }
1958 }
1959 kfree(buf);
1960
1961 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1962 memset(&iwe, 0, sizeof(iwe));
1963 iwe.cmd = IWEVGENIE;
1964 iwe.u.data.length = bss->wpa_ie_len;
1965 current_ev = iwe_stream_add_point(
1966 current_ev, end_buf, &iwe, bss->wpa_ie);
1967 }
1968
1969 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1970 memset(&iwe, 0, sizeof(iwe));
1971 iwe.cmd = IWEVGENIE;
1972 iwe.u.data.length = bss->rsn_ie_len;
1973 current_ev = iwe_stream_add_point(
1974 current_ev, end_buf, &iwe, bss->rsn_ie);
1975 }
1976
1977 return current_ev;
1978}
1979
1980
1981/* Translate scan data returned from the card to a card independant
1982 * format that the Wireless Tools will understand - Jean II */
1983static inline int prism2_translate_scan(local_info_t *local,
1984 char *buffer, int buflen)
1985{
2e4fd068
JM		 1986 struct hfa384x_hostscan_result *scan;
1987 int entry, hostscan;
ff1d2767
JM		 1988 char *current_ev = buffer;
1989 char *end_buf = buffer + buflen;
ff1d2767
JM		 1990 struct list_head *ptr;
1991
1992 spin_lock_bh(&local->lock);
1993
1994 list_for_each(ptr, &local->bss_list) {
1995 struct hostap_bss_info *bss;
1996 bss = list_entry(ptr, struct hostap_bss_info, list);
1997 bss->included = 0;
1998 }
1999
2000 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
2e4fd068 2001 for (entry = 0; entry < local->last_scan_results_count; entry++) {
ff1d2767
JM		 2002 int found = 0;
2003 scan = &local->last_scan_results[entry];
ff1d2767
JM		 2004
2005 /* Report every SSID if the AP is using multiple SSIDs. If no
2006 * BSS record is found (e.g., when WPA mode is disabled),
2007 * report the AP once. */
2008 list_for_each(ptr, &local->bss_list) {
2009 struct hostap_bss_info *bss;
2010 bss = list_entry(ptr, struct hostap_bss_info, list);
2e4fd068 2011 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
ff1d2767
JM		 2012 bss->included = 1;
2013 current_ev = __prism2_translate_scan(
2e4fd068 2014 local, scan, bss, current_ev, end_buf);
ff1d2767
JM		 2015 found++;
2016 }
2017 }
2018 if (!found) {
2019 current_ev = __prism2_translate_scan(
2e4fd068 2020 local, scan, NULL, current_ev, end_buf);
ff1d2767
JM		 2021 }
2022 /* Check if there is space for one more entry */
2023 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2024 /* Ask user space to try again with a bigger buffer */
2025 spin_unlock_bh(&local->lock);
2026 return -E2BIG;
2027 }
2028 }
2029
2030 /* Prism2 firmware has limits (32 at least in some versions) for number
2031 * of BSSes in scan results. Extend this limit by using local BSS list.
2032 */
2033 list_for_each(ptr, &local->bss_list) {
2034 struct hostap_bss_info *bss;
2035 bss = list_entry(ptr, struct hostap_bss_info, list);
2036 if (bss->included)
2037 continue;
2e4fd068
JM		 2038 current_ev = __prism2_translate_scan(local, NULL, bss,
2039 current_ev, end_buf);
ff1d2767
JM		 2040 /* Check if there is space for one more entry */
2041 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2042 /* Ask user space to try again with a bigger buffer */
2043 spin_unlock_bh(&local->lock);
2044 return -E2BIG;
2045 }
2046 }
2047
2048 spin_unlock_bh(&local->lock);
2049
2050 return current_ev - buffer;
2051}
2052#endif /* PRISM2_NO_STATION_MODES */
2053
2054
2055static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2056 struct iw_request_info *info,
2057 struct iw_point *data, char *extra)
2058{
2059#ifdef PRISM2_NO_STATION_MODES
2060 return -EOPNOTSUPP;
2061#else /* PRISM2_NO_STATION_MODES */
2062 struct hostap_interface *iface;
2063 local_info_t *local;
2064 int res;
2065
2066 iface = netdev_priv(dev);
2067 local = iface->local;
2068
2069 /* Wait until the scan is finished. We can probably do better
2070 * than that - Jean II */
2071 if (local->scan_timestamp &&
2072 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2073 /* Important note : we don't want to block the caller
2074 * until results are ready for various reasons.
2075 * First, managing wait queues is complex and racy
2076 * (there may be multiple simultaneous callers).
2077 * Second, we grab some rtnetlink lock before comming
2078 * here (in dev_ioctl()).
2079 * Third, the caller can wait on the Wireless Event
2080 * - Jean II */
2081 return -EAGAIN;
2082 }
2083 local->scan_timestamp = 0;
2084
2085 res = prism2_translate_scan(local, extra, data->length);
2086
2087 if (res >= 0) {
2088 data->length = res;
2089 return 0;
2090 } else {
2091 data->length = 0;
2092 return res;
2093 }
2094#endif /* PRISM2_NO_STATION_MODES */
2095}
2096
2097
2098static int prism2_ioctl_giwscan(struct net_device *dev,
2099 struct iw_request_info *info,
2100 struct iw_point *data, char *extra)
2101{
2102 struct hostap_interface *iface;
2103 local_info_t *local;
2104 int res;
2105
2106 iface = netdev_priv(dev);
2107 local = iface->local;
2108
2109 if (local->iw_mode == IW_MODE_MASTER) {
2110 /* In MASTER mode, it doesn't make sense to go around
2111 * scanning the frequencies and make the stations we serve
2112 * wait when what the user is really interested about is the
2113 * list of stations and access points we are talking to.
2114 * So, just extract results from our cache...
2115 * Jean II */
2116
2117 /* Translate to WE format */
2118 res = prism2_ap_translate_scan(dev, extra);
2119 if (res >= 0) {
2120 printk(KERN_DEBUG "Scan result translation succeeded "
2121 "(length=%d)\n", res);
2122 data->length = res;
2123 return 0;
2124 } else {
2125 printk(KERN_DEBUG
2126 "Scan result translation failed (res=%d)\n",
2127 res);
2128 data->length = 0;
2129 return res;
2130 }
2131 } else {
2132 /* Station mode */
2133 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2134 }
2135}
2136
2137
2138static const struct iw_priv_args prism2_priv[] = {
2139 { PRISM2_IOCTL_MONITOR,
2140 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2141 { PRISM2_IOCTL_READMIF,
2142 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2143 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2144 { PRISM2_IOCTL_WRITEMIF,
2145 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2146 { PRISM2_IOCTL_RESET,
2147 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2148 { PRISM2_IOCTL_INQUIRE,
2149 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2150 { PRISM2_IOCTL_SET_RID_WORD,
2151 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2152 { PRISM2_IOCTL_MACCMD,
2153 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2154 { PRISM2_IOCTL_WDS_ADD,
2155 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2156 { PRISM2_IOCTL_WDS_DEL,
2157 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2158 { PRISM2_IOCTL_ADDMAC,
2159 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2160 { PRISM2_IOCTL_DELMAC,
2161 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2162 { PRISM2_IOCTL_KICKMAC,
2163 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2164 /* --- raw access to sub-ioctls --- */
2165 { PRISM2_IOCTL_PRISM2_PARAM,
2166 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2167 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2168 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2169 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2170 /* --- sub-ioctls handlers --- */
2171 { PRISM2_IOCTL_PRISM2_PARAM,
2172 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2173 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2174 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2175 /* --- sub-ioctls definitions --- */
2176 { PRISM2_PARAM_TXRATECTRL,
2177 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2178 { PRISM2_PARAM_TXRATECTRL,
2179 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2180 { PRISM2_PARAM_BEACON_INT,
2181 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2182 { PRISM2_PARAM_BEACON_INT,
2183 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2184#ifndef PRISM2_NO_STATION_MODES
2185 { PRISM2_PARAM_PSEUDO_IBSS,
2186 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2187 { PRISM2_PARAM_PSEUDO_IBSS,
2188 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2189#endif /* PRISM2_NO_STATION_MODES */
2190 { PRISM2_PARAM_ALC,
2191 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2192 { PRISM2_PARAM_ALC,
2193 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2194 { PRISM2_PARAM_DUMP,
2195 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2196 { PRISM2_PARAM_DUMP,
2197 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2198 { PRISM2_PARAM_OTHER_AP_POLICY,
2199 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2200 { PRISM2_PARAM_OTHER_AP_POLICY,
2201 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2202 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2203 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2204 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2205 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2206 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2207 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2208 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2209 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2210 { PRISM2_PARAM_DTIM_PERIOD,
2211 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2212 { PRISM2_PARAM_DTIM_PERIOD,
2213 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2214 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2215 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2216 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2217 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2218 { PRISM2_PARAM_MAX_WDS,
2219 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2220 { PRISM2_PARAM_MAX_WDS,
2221 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2222 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2223 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2224 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2225 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2226 { PRISM2_PARAM_AP_AUTH_ALGS,
2227 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2228 { PRISM2_PARAM_AP_AUTH_ALGS,
2229 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2230 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2231 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2232 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2233 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2234 { PRISM2_PARAM_HOST_ENCRYPT,
2235 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2236 { PRISM2_PARAM_HOST_ENCRYPT,
2237 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2238 { PRISM2_PARAM_HOST_DECRYPT,
2239 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2240 { PRISM2_PARAM_HOST_DECRYPT,
2241 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
2242 { PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX,
2243 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "busmaster_rx" },
2244 { PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX,
2245 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbusmaster_rx" },
2246 { PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX,
2247 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "busmaster_tx" },
2248 { PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX,
2249 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbusmaster_tx" },
2250#ifndef PRISM2_NO_STATION_MODES
2251 { PRISM2_PARAM_HOST_ROAMING,
2252 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2253 { PRISM2_PARAM_HOST_ROAMING,
2254 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2255#endif /* PRISM2_NO_STATION_MODES */
2256 { PRISM2_PARAM_BCRX_STA_KEY,
2257 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2258 { PRISM2_PARAM_BCRX_STA_KEY,
2259 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2260 { PRISM2_PARAM_IEEE_802_1X,
2261 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2262 { PRISM2_PARAM_IEEE_802_1X,
2263 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2264 { PRISM2_PARAM_ANTSEL_TX,
2265 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2266 { PRISM2_PARAM_ANTSEL_TX,
2267 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2268 { PRISM2_PARAM_ANTSEL_RX,
2269 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2270 { PRISM2_PARAM_ANTSEL_RX,
2271 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2272 { PRISM2_PARAM_MONITOR_TYPE,
2273 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2274 { PRISM2_PARAM_MONITOR_TYPE,
2275 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2276 { PRISM2_PARAM_WDS_TYPE,
2277 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2278 { PRISM2_PARAM_WDS_TYPE,
2279 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2280 { PRISM2_PARAM_HOSTSCAN,
2281 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2282 { PRISM2_PARAM_HOSTSCAN,
2283 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2284 { PRISM2_PARAM_AP_SCAN,
2285 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2286 { PRISM2_PARAM_AP_SCAN,
2287 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2288 { PRISM2_PARAM_ENH_SEC,
2289 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2290 { PRISM2_PARAM_ENH_SEC,
2291 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2292#ifdef PRISM2_IO_DEBUG
2293 { PRISM2_PARAM_IO_DEBUG,
2294 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2295 { PRISM2_PARAM_IO_DEBUG,
2296 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2297#endif /* PRISM2_IO_DEBUG */
2298 { PRISM2_PARAM_BASIC_RATES,
2299 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2300 { PRISM2_PARAM_BASIC_RATES,
2301 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2302 { PRISM2_PARAM_OPER_RATES,
2303 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2304 { PRISM2_PARAM_OPER_RATES,
2305 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2306 { PRISM2_PARAM_HOSTAPD,
2307 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2308 { PRISM2_PARAM_HOSTAPD,
2309 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2310 { PRISM2_PARAM_HOSTAPD_STA,
2311 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2312 { PRISM2_PARAM_HOSTAPD_STA,
2313 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2314 { PRISM2_PARAM_WPA,
2315 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2316 { PRISM2_PARAM_WPA,
2317 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2318 { PRISM2_PARAM_PRIVACY_INVOKED,
2319 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2320 { PRISM2_PARAM_PRIVACY_INVOKED,
2321 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2322 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2323 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2324 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2325 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2326 { PRISM2_PARAM_DROP_UNENCRYPTED,
2327 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2328 { PRISM2_PARAM_DROP_UNENCRYPTED,
2329 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
72ca9c61
JM		 2330 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2331 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2332 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2333 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
ff1d2767
JM		 2334};
2335
2336
2337static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2338{
2339 struct hostap_interface *iface;
2340 local_info_t *local;
2341
2342 iface = netdev_priv(dev);
2343 local = iface->local;
2344
2345 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2346 return -EOPNOTSUPP;
2347
2348 return 0;
2349}
2350
2351
2352static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2353 struct iw_request_info *info,
2354 void *wrqu, char *extra)
2355{
2356 struct hostap_interface *iface;
2357 local_info_t *local;
2358 int *i = (int *) extra;
2359 int param = *i;
2360 int value = *(i + 1);
2361 int ret = 0;
2362 u16 val;
2363
2364 iface = netdev_priv(dev);
2365 local = iface->local;
2366
2367 switch (param) {
2368 case PRISM2_PARAM_TXRATECTRL:
2369 local->fw_tx_rate_control = value;
2370 break;
2371
2372 case PRISM2_PARAM_BEACON_INT:
2373 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2374 local->func->reset_port(dev))
2375 ret = -EINVAL;
2376 else
2377 local->beacon_int = value;
2378 break;
2379
2380#ifndef PRISM2_NO_STATION_MODES
2381 case PRISM2_PARAM_PSEUDO_IBSS:
2382 if (value == local->pseudo_adhoc)
2383 break;
2384
2385 if (value != 0 && value != 1) {
2386 ret = -EINVAL;
2387 break;
2388 }
2389
2390 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2391 dev->name, local->pseudo_adhoc, value);
2392 local->pseudo_adhoc = value;
2393 if (local->iw_mode != IW_MODE_ADHOC)
2394 break;
2395
2396 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2397 hostap_get_porttype(local))) {
2398 ret = -EOPNOTSUPP;
2399 break;
2400 }
2401
2402 if (local->func->reset_port(dev))
2403 ret = -EINVAL;
2404 break;
2405#endif /* PRISM2_NO_STATION_MODES */
2406
2407 case PRISM2_PARAM_ALC:
2408 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2409 value == 0 ? "Disabling" : "Enabling");
2410 val = HFA384X_TEST_CFG_BIT_ALC;
2411 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2412 (HFA384X_TEST_CFG_BITS << 8),
2413 value == 0 ? 0 : 1, &val, NULL);
2414 break;
2415
2416 case PRISM2_PARAM_DUMP:
2417 local->frame_dump = value;
2418 break;
2419
2420 case PRISM2_PARAM_OTHER_AP_POLICY:
2421 if (value < 0 || value > 3) {
2422 ret = -EINVAL;
2423 break;
2424 }
2425 if (local->ap != NULL)
2426 local->ap->ap_policy = value;
2427 break;
2428
2429 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2430 if (value < 0 || value > 7 * 24 * 60 * 60) {
2431 ret = -EINVAL;
2432 break;
2433 }
2434 if (local->ap != NULL)
2435 local->ap->max_inactivity = value * HZ;
2436 break;
2437
2438 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2439 if (local->ap != NULL)
2440 local->ap->bridge_packets = value;
2441 break;
2442
2443 case PRISM2_PARAM_DTIM_PERIOD:
2444 if (value < 0 || value > 65535) {
2445 ret = -EINVAL;
2446 break;
2447 }
2448 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2449 || local->func->reset_port(dev))
2450 ret = -EINVAL;
2451 else
2452 local->dtim_period = value;
2453 break;
2454
2455 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2456 if (local->ap != NULL)
2457 local->ap->nullfunc_ack = value;
2458 break;
2459
2460 case PRISM2_PARAM_MAX_WDS:
2461 local->wds_max_connections = value;
2462 break;
2463
2464 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2465 if (local->ap != NULL) {
2466 if (!local->ap->autom_ap_wds && value) {
2467 /* add WDS link to all APs in STA table */
2468 hostap_add_wds_links(local);
2469 }
2470 local->ap->autom_ap_wds = value;
2471 }
2472 break;
2473
2474 case PRISM2_PARAM_AP_AUTH_ALGS:
2475 local->auth_algs = value;
2476 if (hostap_set_auth_algs(local))
2477 ret = -EINVAL;
2478 break;
2479
2480 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2481 local->monitor_allow_fcserr = value;
2482 break;
2483
2484 case PRISM2_PARAM_HOST_ENCRYPT:
2485 local->host_encrypt = value;
2486 if (hostap_set_encryption(local) ||
2487 local->func->reset_port(dev))
2488 ret = -EINVAL;
2489 break;
2490
2491 case PRISM2_PARAM_HOST_DECRYPT:
2492 local->host_decrypt = value;
2493 if (hostap_set_encryption(local) ||
2494 local->func->reset_port(dev))
2495 ret = -EINVAL;
2496 break;
2497
2498 case PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX:
2499 local->bus_master_threshold_rx = value;
2500 break;
2501
2502 case PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX:
2503 local->bus_master_threshold_tx = value;
2504 break;
2505
2506#ifndef PRISM2_NO_STATION_MODES
2507 case PRISM2_PARAM_HOST_ROAMING:
2508 if (value < 0 || value > 2) {
2509 ret = -EINVAL;
2510 break;
2511 }
2512 local->host_roaming = value;
2513 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2514 ret = -EINVAL;
2515 break;
2516#endif /* PRISM2_NO_STATION_MODES */
2517
2518 case PRISM2_PARAM_BCRX_STA_KEY:
2519 local->bcrx_sta_key = value;
2520 break;
2521
2522 case PRISM2_PARAM_IEEE_802_1X:
2523 local->ieee_802_1x = value;
2524 break;
2525
2526 case PRISM2_PARAM_ANTSEL_TX:
2527 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2528 ret = -EINVAL;
2529 break;
2530 }
2531 local->antsel_tx = value;
2532 hostap_set_antsel(local);
2533 break;
2534
2535 case PRISM2_PARAM_ANTSEL_RX:
2536 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2537 ret = -EINVAL;
2538 break;
2539 }
2540 local->antsel_rx = value;
2541 hostap_set_antsel(local);
2542 break;
2543
2544 case PRISM2_PARAM_MONITOR_TYPE:
2545 if (value != PRISM2_MONITOR_80211 &&
2546 value != PRISM2_MONITOR_CAPHDR &&
2547 value != PRISM2_MONITOR_PRISM) {
2548 ret = -EINVAL;
2549 break;
2550 }
2551 local->monitor_type = value;
2552 if (local->iw_mode == IW_MODE_MONITOR)
2553 hostap_monitor_set_type(local);
2554 break;
2555
2556 case PRISM2_PARAM_WDS_TYPE:
2557 local->wds_type = value;
2558 break;
2559
2560 case PRISM2_PARAM_HOSTSCAN:
2561 {
2562 struct hfa384x_hostscan_request scan_req;
2563 u16 rate;
2564
2565 memset(&scan_req, 0, sizeof(scan_req));
2566 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
2567 switch (value) {
2568 case 1: rate = HFA384X_RATES_1MBPS; break;
2569 case 2: rate = HFA384X_RATES_2MBPS; break;
2570 case 3: rate = HFA384X_RATES_5MBPS; break;
2571 case 4: rate = HFA384X_RATES_11MBPS; break;
2572 default: rate = HFA384X_RATES_1MBPS; break;
2573 }
2574 scan_req.txrate = cpu_to_le16(rate);
2575 /* leave SSID empty to accept all SSIDs */
2576
2577 if (local->iw_mode == IW_MODE_MASTER) {
2578 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2579 HFA384X_PORTTYPE_BSS) ||
2580 local->func->reset_port(dev))
2581 printk(KERN_DEBUG "Leaving Host AP mode "
2582 "for HostScan failed\n");
2583 }
2584
2585 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2586 sizeof(scan_req))) {
2587 printk(KERN_DEBUG "HOSTSCAN failed\n");
2588 ret = -EINVAL;
2589 }
2590 if (local->iw_mode == IW_MODE_MASTER) {
2591 wait_queue_t __wait;
2592 init_waitqueue_entry(&__wait, current);
2593 add_wait_queue(&local->hostscan_wq, &__wait);
2594 set_current_state(TASK_INTERRUPTIBLE);
2595 schedule_timeout(HZ);
2596 if (signal_pending(current))
2597 ret = -EINTR;
2598 set_current_state(TASK_RUNNING);
2599 remove_wait_queue(&local->hostscan_wq, &__wait);
2600
2601 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2602 HFA384X_PORTTYPE_HOSTAP) ||
2603 local->func->reset_port(dev))
2604 printk(KERN_DEBUG "Returning to Host AP mode "
2605 "after HostScan failed\n");
2606 }
2607 break;
2608 }
2609
2610 case PRISM2_PARAM_AP_SCAN:
2611 local->passive_scan_interval = value;
2612 if (timer_pending(&local->passive_scan_timer))
2613 del_timer(&local->passive_scan_timer);
2614 if (value > 0) {
2615 local->passive_scan_timer.expires = jiffies +
2616 local->passive_scan_interval * HZ;
2617 add_timer(&local->passive_scan_timer);
2618 }
2619 break;
2620
2621 case PRISM2_PARAM_ENH_SEC:
2622 if (value < 0 || value > 3) {
2623 ret = -EINVAL;
2624 break;
2625 }
2626 local->enh_sec = value;
2627 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2628 local->enh_sec) ||
2629 local->func->reset_port(dev)) {
2630 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2631 "1.6.3 or newer\n", dev->name);
2632 ret = -EOPNOTSUPP;
2633 }
2634 break;
2635
2636#ifdef PRISM2_IO_DEBUG
2637 case PRISM2_PARAM_IO_DEBUG:
2638 local->io_debug_enabled = value;
2639 break;
2640#endif /* PRISM2_IO_DEBUG */
2641
2642 case PRISM2_PARAM_BASIC_RATES:
2643 if ((value & local->tx_rate_control) != value || value == 0) {
2644 printk(KERN_INFO "%s: invalid basic rate set - basic "
2645 "rates must be in supported rate set\n",
2646 dev->name);
2647 ret = -EINVAL;
2648 break;
2649 }
2650 local->basic_rates = value;
2651 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2652 local->basic_rates) ||
2653 local->func->reset_port(dev))
2654 ret = -EINVAL;
2655 break;
2656
2657 case PRISM2_PARAM_OPER_RATES:
2658 local->tx_rate_control = value;
2659 if (hostap_set_rate(dev))
2660 ret = -EINVAL;
2661 break;
2662
2663 case PRISM2_PARAM_HOSTAPD:
2664 ret = hostap_set_hostapd(local, value, 1);
2665 break;
2666
2667 case PRISM2_PARAM_HOSTAPD_STA:
2668 ret = hostap_set_hostapd_sta(local, value, 1);
2669 break;
2670
2671 case PRISM2_PARAM_WPA:
2672 local->wpa = value;
2673 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2674 ret = -EOPNOTSUPP;
2675 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2676 value ? 1 : 0))
2677 ret = -EINVAL;
2678 break;
2679
2680 case PRISM2_PARAM_PRIVACY_INVOKED:
2681 local->privacy_invoked = value;
2682 if (hostap_set_encryption(local) ||
2683 local->func->reset_port(dev))
2684 ret = -EINVAL;
2685 break;
2686
2687 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2688 local->tkip_countermeasures = value;
2689 break;
2690
2691 case PRISM2_PARAM_DROP_UNENCRYPTED:
2692 local->drop_unencrypted = value;
2693 break;
2694
72ca9c61
JM		 2695 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2696 local->scan_channel_mask = value;
2697 break;
2698
ff1d2767
JM		 2699 default:
2700 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2701 dev->name, param);
2702 ret = -EOPNOTSUPP;
2703 break;
2704 }
2705
2706 return ret;
2707}
2708
2709
2710static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2711 struct iw_request_info *info,
2712 void *wrqu, char *extra)
2713{
2714 struct hostap_interface *iface;
2715 local_info_t *local;
2716 int *param = (int *) extra;
2717 int ret = 0;
2718
2719 iface = netdev_priv(dev);
2720 local = iface->local;
2721
2722 switch (*param) {
2723 case PRISM2_PARAM_TXRATECTRL:
2724 *param = local->fw_tx_rate_control;
2725 break;
2726
2727 case PRISM2_PARAM_BEACON_INT:
2728 *param = local->beacon_int;
2729 break;
2730
2731 case PRISM2_PARAM_PSEUDO_IBSS:
2732 *param = local->pseudo_adhoc;
2733 break;
2734
2735 case PRISM2_PARAM_ALC:
2736 ret = -EOPNOTSUPP; /* FIX */
2737 break;
2738
2739 case PRISM2_PARAM_DUMP:
2740 *param = local->frame_dump;
2741 break;
2742
2743 case PRISM2_PARAM_OTHER_AP_POLICY:
2744 if (local->ap != NULL)
2745 *param = local->ap->ap_policy;
2746 else
2747 ret = -EOPNOTSUPP;
2748 break;
2749
2750 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2751 if (local->ap != NULL)
2752 *param = local->ap->max_inactivity / HZ;
2753 else
2754 ret = -EOPNOTSUPP;
2755 break;
2756
2757 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2758 if (local->ap != NULL)
2759 *param = local->ap->bridge_packets;
2760 else
2761 ret = -EOPNOTSUPP;
2762 break;
2763
2764 case PRISM2_PARAM_DTIM_PERIOD:
2765 *param = local->dtim_period;
2766 break;
2767
2768 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2769 if (local->ap != NULL)
2770 *param = local->ap->nullfunc_ack;
2771 else
2772 ret = -EOPNOTSUPP;
2773 break;
2774
2775 case PRISM2_PARAM_MAX_WDS:
2776 *param = local->wds_max_connections;
2777 break;
2778
2779 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2780 if (local->ap != NULL)
2781 *param = local->ap->autom_ap_wds;
2782 else
2783 ret = -EOPNOTSUPP;
2784 break;
2785
2786 case PRISM2_PARAM_AP_AUTH_ALGS:
2787 *param = local->auth_algs;
2788 break;
2789
2790 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2791 *param = local->monitor_allow_fcserr;
2792 break;
2793
2794 case PRISM2_PARAM_HOST_ENCRYPT:
2795 *param = local->host_encrypt;
2796 break;
2797
2798 case PRISM2_PARAM_HOST_DECRYPT:
2799 *param = local->host_decrypt;
2800 break;
2801
2802 case PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX:
2803 *param = local->bus_master_threshold_rx;
2804 break;
2805
2806 case PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX:
2807 *param = local->bus_master_threshold_tx;
2808 break;
2809
2810 case PRISM2_PARAM_HOST_ROAMING:
2811 *param = local->host_roaming;
2812 break;
2813
2814 case PRISM2_PARAM_BCRX_STA_KEY:
2815 *param = local->bcrx_sta_key;
2816 break;
2817
2818 case PRISM2_PARAM_IEEE_802_1X:
2819 *param = local->ieee_802_1x;
2820 break;
2821
2822 case PRISM2_PARAM_ANTSEL_TX:
2823 *param = local->antsel_tx;
2824 break;
2825
2826 case PRISM2_PARAM_ANTSEL_RX:
2827 *param = local->antsel_rx;
2828 break;
2829
2830 case PRISM2_PARAM_MONITOR_TYPE:
2831 *param = local->monitor_type;
2832 break;
2833
2834 case PRISM2_PARAM_WDS_TYPE:
2835 *param = local->wds_type;
2836 break;
2837
2838 case PRISM2_PARAM_HOSTSCAN:
2839 ret = -EOPNOTSUPP;
2840 break;
2841
2842 case PRISM2_PARAM_AP_SCAN:
2843 *param = local->passive_scan_interval;
2844 break;
2845
2846 case PRISM2_PARAM_ENH_SEC:
2847 *param = local->enh_sec;
2848 break;
2849
2850#ifdef PRISM2_IO_DEBUG
2851 case PRISM2_PARAM_IO_DEBUG:
2852 *param = local->io_debug_enabled;
2853 break;
2854#endif /* PRISM2_IO_DEBUG */
2855
2856 case PRISM2_PARAM_BASIC_RATES:
2857 *param = local->basic_rates;
2858 break;
2859
2860 case PRISM2_PARAM_OPER_RATES:
2861 *param = local->tx_rate_control;
2862 break;
2863
2864 case PRISM2_PARAM_HOSTAPD:
2865 *param = local->hostapd;
2866 break;
2867
2868 case PRISM2_PARAM_HOSTAPD_STA:
2869 *param = local->hostapd_sta;
2870 break;
2871
2872 case PRISM2_PARAM_WPA:
2873 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2874 ret = -EOPNOTSUPP;
2875 *param = local->wpa;
2876 break;
2877
2878 case PRISM2_PARAM_PRIVACY_INVOKED:
2879 *param = local->privacy_invoked;
2880 break;
2881
2882 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2883 *param = local->tkip_countermeasures;
2884 break;
2885
2886 case PRISM2_PARAM_DROP_UNENCRYPTED:
2887 *param = local->drop_unencrypted;
2888 break;
2889
72ca9c61
JM		 2890 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2891 *param = local->scan_channel_mask;
2892 break;
2893
ff1d2767
JM		 2894 default:
2895 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2896 dev->name, *param);
2897 ret = -EOPNOTSUPP;
2898 break;
2899 }
2900
2901 return ret;
2902}
2903
2904
2905static int prism2_ioctl_priv_readmif(struct net_device *dev,
2906 struct iw_request_info *info,
2907 void *wrqu, char *extra)
2908{
2909 struct hostap_interface *iface;
2910 local_info_t *local;
2911 u16 resp0;
2912
2913 iface = netdev_priv(dev);
2914 local = iface->local;
2915
2916 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2917 &resp0))
2918 return -EOPNOTSUPP;
2919 else
2920 *extra = resp0;
2921
2922 return 0;
2923}
2924
2925
2926static int prism2_ioctl_priv_writemif(struct net_device *dev,
2927 struct iw_request_info *info,
2928 void *wrqu, char *extra)
2929{
2930 struct hostap_interface *iface;
2931 local_info_t *local;
2932 u16 cr, val;
2933
2934 iface = netdev_priv(dev);
2935 local = iface->local;
2936
2937 cr = *extra;
2938 val = *(extra + 1);
2939 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2940 return -EOPNOTSUPP;
2941
2942 return 0;
2943}
2944
2945
2946static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2947{
2948 struct hostap_interface *iface;
2949 local_info_t *local;
2950 int ret = 0;
2951 u32 mode;
2952
2953 iface = netdev_priv(dev);
2954 local = iface->local;
2955
2956 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2957 "- update software to use iwconfig mode monitor\n",
2958 dev->name, current->pid, current->comm);
2959
2960 /* Backward compatibility code - this can be removed at some point */
2961
2962 if (*i == 0) {
2963 /* Disable monitor mode - old mode was not saved, so go to
2964 * Master mode */
2965 mode = IW_MODE_MASTER;
2966 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2967 } else if (*i == 1) {
2968 /* netlink socket mode is not supported anymore since it did
2969 * not separate different devices from each other and was not
2970 * best method for delivering large amount of packets to
2971 * user space */
2972 ret = -EOPNOTSUPP;
2973 } else if (*i == 2 || *i == 3) {
2974 switch (*i) {
2975 case 2:
2976 local->monitor_type = PRISM2_MONITOR_80211;
2977 break;
2978 case 3:
2979 local->monitor_type = PRISM2_MONITOR_PRISM;
2980 break;
2981 }
2982 mode = IW_MODE_MONITOR;
2983 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2984 hostap_monitor_mode_enable(local);
2985 } else
2986 ret = -EINVAL;
2987
2988 return ret;
2989}
2990
2991
2992static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2993{
2994 struct hostap_interface *iface;
2995 local_info_t *local;
2996
2997 iface = netdev_priv(dev);
2998 local = iface->local;
2999
3000 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
3001 switch (*i) {
3002 case 0:
3003 /* Disable and enable card */
3004 local->func->hw_shutdown(dev, 1);
3005 local->func->hw_config(dev, 0);
3006 break;
3007
3008 case 1:
3009 /* COR sreset */
3010 local->func->hw_reset(dev);
3011 break;
3012
3013 case 2:
3014 /* Disable and enable port 0 */
3015 local->func->reset_port(dev);
3016 break;
3017
3018 case 3:
3019 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
3020 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
3021 NULL))
3022 return -EINVAL;
3023 break;
3024
3025 case 4:
3026 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
3027 NULL))
3028 return -EINVAL;
3029 break;
3030
3031 default:
3032 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
3033 return -EOPNOTSUPP;
3034 }
3035
3036 return 0;
3037}
3038
3039
3040static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
3041{
3042 int rid = *i;
3043 int value = *(i + 1);
3044
3045 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
3046
3047 if (hostap_set_word(dev, rid, value))
3048 return -EINVAL;
3049
3050 return 0;
3051}
3052
3053
3054#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
3055static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3056{
3057 int ret = 0;
3058
3059 switch (*cmd) {
3060 case AP_MAC_CMD_POLICY_OPEN:
3061 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3062 break;
3063 case AP_MAC_CMD_POLICY_ALLOW:
3064 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3065 break;
3066 case AP_MAC_CMD_POLICY_DENY:
3067 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3068 break;
3069 case AP_MAC_CMD_FLUSH:
3070 ap_control_flush_macs(&local->ap->mac_restrictions);
3071 break;
3072 case AP_MAC_CMD_KICKALL:
3073 ap_control_kickall(local->ap);
3074 hostap_deauth_all_stas(local->dev, local->ap, 0);
3075 break;
3076 default:
3077 ret = -EOPNOTSUPP;
3078 break;
3079 }
3080
3081 return ret;
3082}
3083#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3084
3085
3086#ifdef PRISM2_DOWNLOAD_SUPPORT
3087static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3088{
3089 struct prism2_download_param *param;
3090 int ret = 0;
3091
3092 if (p->length < sizeof(struct prism2_download_param) ||
3093 p->length > 1024 || !p->pointer)
3094 return -EINVAL;
3095
3096 param = (struct prism2_download_param *)
3097 kmalloc(p->length, GFP_KERNEL);
3098 if (param == NULL)
3099 return -ENOMEM;
3100
3101 if (copy_from_user(param, p->pointer, p->length)) {
3102 ret = -EFAULT;
3103 goto out;
3104 }
3105
3106 if (p->length < sizeof(struct prism2_download_param) +
3107 param->num_areas * sizeof(struct prism2_download_area)) {
3108 ret = -EINVAL;
3109 goto out;
3110 }
3111
3112 ret = local->func->download(local, param);
3113
3114 out:
3115 if (param != NULL)
3116 kfree(param);
3117
3118 return ret;
3119}
3120#endif /* PRISM2_DOWNLOAD_SUPPORT */
3121
3122
3123static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3124 size_t len)
3125{
3126 struct hostap_interface *iface = dev->priv;
3127 local_info_t *local = iface->local;
3128 u8 *buf;
3129
3130 /*
3131 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3132 * includes it.
3133 */
3134 buf = kmalloc(len + 2, GFP_KERNEL);
3135 if (buf == NULL)
3136 return -ENOMEM;
3137
3138 *((u16 *) buf) = cpu_to_le16(len);
3139 memcpy(buf + 2, elem, len);
3140
3141 kfree(local->generic_elem);
3142 local->generic_elem = buf;
3143 local->generic_elem_len = len + 2;
3144
3145 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3146 buf, len + 2);
3147}
3148
3149
3150static int prism2_ioctl_siwauth(struct net_device *dev,
3151 struct iw_request_info *info,
3152 struct iw_param *data, char *extra)
3153{
3154 struct hostap_interface *iface = dev->priv;
3155 local_info_t *local = iface->local;
3156
3157 switch (data->flags & IW_AUTH_INDEX) {
3158 case IW_AUTH_WPA_VERSION:
3159 case IW_AUTH_CIPHER_PAIRWISE:
3160 case IW_AUTH_CIPHER_GROUP:
3161 case IW_AUTH_KEY_MGMT:
3162 /*
3163 * Host AP driver does not use these parameters and allows
3164 * wpa_supplicant to control them internally.
3165 */
3166 break;
3167 case IW_AUTH_TKIP_COUNTERMEASURES:
3168 local->tkip_countermeasures = data->value;
3169 break;
3170 case IW_AUTH_DROP_UNENCRYPTED:
3171 local->drop_unencrypted = data->value;
3172 break;
3173 case IW_AUTH_80211_AUTH_ALG:
3174 local->auth_algs = data->value;
3175 break;
3176 case IW_AUTH_WPA_ENABLED:
3177 if (data->value == 0) {
3178 local->wpa = 0;
3179 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3180 break;
3181 prism2_set_genericelement(dev, "", 0);
3182 local->host_roaming = 0;
3183 local->privacy_invoked = 0;
3184 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3185 0) ||
3186 hostap_set_roaming(local) ||
3187 hostap_set_encryption(local) ||
3188 local->func->reset_port(dev))
3189 return -EINVAL;
3190 break;
3191 }
3192 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3193 return -EOPNOTSUPP;
3194 local->host_roaming = 2;
3195 local->privacy_invoked = 1;
3196 local->wpa = 1;
3197 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3198 hostap_set_roaming(local) ||
3199 hostap_set_encryption(local) ||
3200 local->func->reset_port(dev))
3201 return -EINVAL;
3202 break;
3203 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3204 local->ieee_802_1x = data->value;
3205 break;
3206 case IW_AUTH_PRIVACY_INVOKED:
3207 local->privacy_invoked = data->value;
3208 break;
3209 default:
3210 return -EOPNOTSUPP;
3211 }
3212 return 0;
3213}
3214
3215
3216static int prism2_ioctl_giwauth(struct net_device *dev,
3217 struct iw_request_info *info,
3218 struct iw_param *data, char *extra)
3219{
3220 struct hostap_interface *iface = dev->priv;
3221 local_info_t *local = iface->local;
3222
3223 switch (data->flags & IW_AUTH_INDEX) {
3224 case IW_AUTH_WPA_VERSION:
3225 case IW_AUTH_CIPHER_PAIRWISE:
3226 case IW_AUTH_CIPHER_GROUP:
3227 case IW_AUTH_KEY_MGMT:
3228 /*
3229 * Host AP driver does not use these parameters and allows
3230 * wpa_supplicant to control them internally.
3231 */
3232 return -EOPNOTSUPP;
3233 case IW_AUTH_TKIP_COUNTERMEASURES:
3234 data->value = local->tkip_countermeasures;
3235 break;
3236 case IW_AUTH_DROP_UNENCRYPTED:
3237 data->value = local->drop_unencrypted;
3238 break;
3239 case IW_AUTH_80211_AUTH_ALG:
3240 data->value = local->auth_algs;
3241 break;
3242 case IW_AUTH_WPA_ENABLED:
3243 data->value = local->wpa;
3244 break;
3245 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3246 data->value = local->ieee_802_1x;
3247 break;
3248 default:
3249 return -EOPNOTSUPP;
3250 }
3251 return 0;
3252}
3253
3254
3255static int prism2_ioctl_siwencodeext(struct net_device *dev,
3256 struct iw_request_info *info,
3257 struct iw_point *erq, char *extra)
3258{
3259 struct hostap_interface *iface = dev->priv;
3260 local_info_t *local = iface->local;
3261 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3262 int i, ret = 0;
62fe7e37
JM		 3263 struct ieee80211_crypto_ops *ops;
3264 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3265 void *sta_ptr;
3266 u8 *addr;
3267 const char *alg, *module;
3268
3269 i = erq->flags & IW_ENCODE_INDEX;
3270 if (i > WEP_KEYS)
3271 return -EINVAL;
3272 if (i < 1 || i > WEP_KEYS)
3273 i = local->tx_keyidx;
3274 else
3275 i--;
3276 if (i < 0 || i >= WEP_KEYS)
3277 return -EINVAL;
3278
3279 addr = ext->addr.sa_data;
3280 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3281 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3282 sta_ptr = NULL;
3283 crypt = &local->crypt[i];
3284 } else {
3285 if (i != 0)
3286 return -EINVAL;
3287 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3288 if (sta_ptr == NULL) {
3289 if (local->iw_mode == IW_MODE_INFRA) {
3290 /*
3291 * TODO: add STA entry for the current AP so
3292 * that unicast key can be used. For now, this
3293 * is emulated by using default key idx 0.
3294 */
3295 i = 0;
3296 crypt = &local->crypt[i];
3297 } else
3298 return -EINVAL;
3299 }
3300 }
3301
3302 if ((erq->flags & IW_ENCODE_DISABLED) ||
3303 ext->alg == IW_ENCODE_ALG_NONE) {
3304 if (*crypt)
3305 prism2_crypt_delayed_deinit(local, crypt);
3306 goto done;
3307 }
3308
3309 switch (ext->alg) {
3310 case IW_ENCODE_ALG_WEP:
3311 alg = "WEP";
62fe7e37 3312 module = "ieee80211_crypt_wep";
ff1d2767
JM		 3313 break;
3314 case IW_ENCODE_ALG_TKIP:
3315 alg = "TKIP";
62fe7e37 3316 module = "ieee80211_crypt_tkip";
ff1d2767
JM		 3317 break;
3318 case IW_ENCODE_ALG_CCMP:
3319 alg = "CCMP";
62fe7e37 3320 module = "ieee80211_crypt_ccmp";
ff1d2767
JM		 3321 break;
3322 default:
3323 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3324 local->dev->name, ext->alg);
3325 ret = -EOPNOTSUPP;
3326 goto done;
3327 }
3328
62fe7e37 3329 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3330 if (ops == NULL) {
3331 request_module(module);
62fe7e37 3332 ops = ieee80211_get_crypto_ops(alg);
ff1d2767
JM		 3333 }
3334 if (ops == NULL) {
3335 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3336 local->dev->name, alg);
3337 ret = -EOPNOTSUPP;
3338 goto done;
3339 }
3340
3341 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3342 /*
3343 * Per station encryption and other than WEP algorithms
3344 * require host-based encryption, so force them on
3345 * automatically.
3346 */
3347 local->host_decrypt = local->host_encrypt = 1;
3348 }
3349
3350 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3351 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3352
3353 prism2_crypt_delayed_deinit(local, crypt);
3354
62fe7e37
JM		 3355 new_crypt = (struct ieee80211_crypt_data *)
3356 kmalloc(sizeof(struct ieee80211_crypt_data),
3357 GFP_KERNEL);
ff1d2767
JM		 3358 if (new_crypt == NULL) {
3359 ret = -ENOMEM;
3360 goto done;
3361 }
62fe7e37 3362 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
ff1d2767
JM		 3363 new_crypt->ops = ops;
3364 new_crypt->priv = new_crypt->ops->init(i);
3365 if (new_crypt->priv == NULL) {
3366 kfree(new_crypt);
3367 ret = -EINVAL;
3368 goto done;
3369 }
3370
3371 *crypt = new_crypt;
3372 }
3373
3374 /*
3375 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3376 * existing seq# should not be changed.
3377 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3378 * should be changed to something else than zero.
3379 */
3380 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3381 && (*crypt)->ops->set_key &&
3382 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3383 (*crypt)->priv) < 0) {
3384 printk(KERN_DEBUG "%s: key setting failed\n",
3385 local->dev->name);
3386 ret = -EINVAL;
3387 goto done;
3388 }
3389
3390 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3391 if (!sta_ptr)
3392 local->tx_keyidx = i;
3393 else if (i) {
3394 ret = -EINVAL;
3395 goto done;
3396 }
3397 }
3398
3399
3400 if (sta_ptr == NULL && ext->key_len > 0) {
3401 int first = 1, j;
3402 for (j = 0; j < WEP_KEYS; j++) {
3403 if (j != i && local->crypt[j]) {
3404 first = 0;
3405 break;
3406 }
3407 }
3408 if (first)
3409 local->tx_keyidx = i;
3410 }
3411
3412 done:
3413 if (sta_ptr)
3414 hostap_handle_sta_release(sta_ptr);
3415
3416 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3417
3418 /*
3419 * Do not reset port0 if card is in Managed mode since resetting will
3420 * generate new IEEE 802.11 authentication which may end up in looping
3421 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3422 * after WEP configuration. However, keys are apparently changed at
3423 * least in Managed mode.
3424 */
3425 if (ret == 0 &&
3426 (hostap_set_encryption(local) ||
3427 (local->iw_mode != IW_MODE_INFRA &&
3428 local->func->reset_port(local->dev))))
3429 ret = -EINVAL;
3430
3431 return ret;
3432}
3433
3434
3435static int prism2_ioctl_giwencodeext(struct net_device *dev,
3436 struct iw_request_info *info,
3437 struct iw_point *erq, char *extra)
3438{
3439 struct hostap_interface *iface = dev->priv;
3440 local_info_t *local = iface->local;
62fe7e37 3441 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3442 void *sta_ptr;
3443 int max_key_len, i;
3444 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3445 u8 *addr;
3446
3447 max_key_len = erq->length - sizeof(*ext);
3448 if (max_key_len < 0)
3449 return -EINVAL;
3450
3451 i = erq->flags & IW_ENCODE_INDEX;
3452 if (i < 1 || i > WEP_KEYS)
3453 i = local->tx_keyidx;
3454 else
3455 i--;
3456
3457 addr = ext->addr.sa_data;
3458 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3459 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3460 sta_ptr = NULL;
3461 crypt = &local->crypt[i];
3462 } else {
3463 i = 0;
3464 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3465 if (sta_ptr == NULL)
3466 return -EINVAL;
3467 }
3468 erq->flags = i + 1;
3469 memset(ext, 0, sizeof(*ext));
3470
3471 if (*crypt == NULL || (*crypt)->ops == NULL) {
3472 ext->alg = IW_ENCODE_ALG_NONE;
3473 ext->key_len = 0;
3474 erq->flags |= IW_ENCODE_DISABLED;
3475 } else {
3476 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3477 ext->alg = IW_ENCODE_ALG_WEP;
3478 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3479 ext->alg = IW_ENCODE_ALG_TKIP;
3480 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3481 ext->alg = IW_ENCODE_ALG_CCMP;
3482 else
3483 return -EINVAL;
3484
3485 if ((*crypt)->ops->get_key) {
3486 ext->key_len =
3487 (*crypt)->ops->get_key(ext->key,
3488 max_key_len,
3489 ext->tx_seq,
3490 (*crypt)->priv);
3491 if (ext->key_len &&
3492 (ext->alg == IW_ENCODE_ALG_TKIP ||
3493 ext->alg == IW_ENCODE_ALG_CCMP))
3494 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3495 }
3496 }
3497
3498 if (sta_ptr)
3499 hostap_handle_sta_release(sta_ptr);
3500
3501 return 0;
3502}
3503
3504
3505static int prism2_ioctl_set_encryption(local_info_t *local,
3506 struct prism2_hostapd_param *param,
3507 int param_len)
3508{
3509 int ret = 0;
62fe7e37
JM		 3510 struct ieee80211_crypto_ops *ops;
3511 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3512 void *sta_ptr;
3513
3514 param->u.crypt.err = 0;
3515 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3516
3517 if (param_len !=
3518 (int) ((char *) param->u.crypt.key - (char *) param) +
3519 param->u.crypt.key_len)
3520 return -EINVAL;
3521
3522 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3523 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3524 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3525 if (param->u.crypt.idx >= WEP_KEYS)
3526 return -EINVAL;
3527 sta_ptr = NULL;
3528 crypt = &local->crypt[param->u.crypt.idx];
3529 } else {
3530 if (param->u.crypt.idx)
3531 return -EINVAL;
3532 sta_ptr = ap_crypt_get_ptrs(
3533 local->ap, param->sta_addr,
3534 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3535 &crypt);
3536
3537 if (sta_ptr == NULL) {
3538 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3539 return -EINVAL;
3540 }
3541 }
3542
3543 if (strcmp(param->u.crypt.alg, "none") == 0) {
3544 if (crypt)
3545 prism2_crypt_delayed_deinit(local, crypt);
3546 goto done;
3547 }
3548
62fe7e37 3549 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3550 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
62fe7e37
JM		 3551 request_module("ieee80211_crypt_wep");
3552 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3553 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
62fe7e37
JM		 3554 request_module("ieee80211_crypt_tkip");
3555 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3556 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
62fe7e37
JM		 3557 request_module("ieee80211_crypt_ccmp");
3558 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767
JM		 3559 }
3560 if (ops == NULL) {
3561 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3562 local->dev->name, param->u.crypt.alg);
3563 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3564 ret = -EINVAL;
3565 goto done;
3566 }
3567
3568 /* station based encryption and other than WEP algorithms require
3569 * host-based encryption, so force them on automatically */
3570 local->host_decrypt = local->host_encrypt = 1;
3571
3572 if (*crypt == NULL || (*crypt)->ops != ops) {
62fe7e37 3573 struct ieee80211_crypt_data *new_crypt;
ff1d2767
JM		 3574
3575 prism2_crypt_delayed_deinit(local, crypt);
3576
62fe7e37
JM		 3577 new_crypt = (struct ieee80211_crypt_data *)
3578 kmalloc(sizeof(struct ieee80211_crypt_data),
3579 GFP_KERNEL);
ff1d2767
JM		 3580 if (new_crypt == NULL) {
3581 ret = -ENOMEM;
3582 goto done;
3583 }
62fe7e37 3584 memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
ff1d2767
JM		 3585 new_crypt->ops = ops;
3586 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3587 if (new_crypt->priv == NULL) {
3588 kfree(new_crypt);
3589 param->u.crypt.err =
3590 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3591 ret = -EINVAL;
3592 goto done;
3593 }
3594
3595 *crypt = new_crypt;
3596 }
3597
3598 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3599 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3600 (*crypt)->ops->set_key(param->u.crypt.key,
3601 param->u.crypt.key_len, param->u.crypt.seq,
3602 (*crypt)->priv) < 0) {
3603 printk(KERN_DEBUG "%s: key setting failed\n",
3604 local->dev->name);
3605 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3606 ret = -EINVAL;
3607 goto done;
3608 }
3609
3610 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3611 if (!sta_ptr)
3612 local->tx_keyidx = param->u.crypt.idx;
3613 else if (param->u.crypt.idx) {
3614 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3615 local->dev->name);
3616 param->u.crypt.err =
3617 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3618 ret = -EINVAL;
3619 goto done;
3620 }
3621 }
3622
3623 done:
3624 if (sta_ptr)
3625 hostap_handle_sta_release(sta_ptr);
3626
3627 /* Do not reset port0 if card is in Managed mode since resetting will
3628 * generate new IEEE 802.11 authentication which may end up in looping
3629 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3630 * after WEP configuration. However, keys are apparently changed at
3631 * least in Managed mode. */
3632 if (ret == 0 &&
3633 (hostap_set_encryption(local) ||
3634 (local->iw_mode != IW_MODE_INFRA &&
3635 local->func->reset_port(local->dev)))) {
3636 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3637 return -EINVAL;
3638 }
3639
3640 return ret;
3641}
3642
3643
3644static int prism2_ioctl_get_encryption(local_info_t *local,
3645 struct prism2_hostapd_param *param,
3646 int param_len)
3647{
62fe7e37 3648 struct ieee80211_crypt_data **crypt;
ff1d2767
JM		 3649 void *sta_ptr;
3650 int max_key_len;
3651
3652 param->u.crypt.err = 0;
3653
3654 max_key_len = param_len -
3655 (int) ((char *) param->u.crypt.key - (char *) param);
3656 if (max_key_len < 0)
3657 return -EINVAL;
3658
3659 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3660 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3661 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3662 sta_ptr = NULL;
3663 if (param->u.crypt.idx >= WEP_KEYS)
3664 param->u.crypt.idx = local->tx_keyidx;
3665 crypt = &local->crypt[param->u.crypt.idx];
3666 } else {
3667 param->u.crypt.idx = 0;
3668 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3669 &crypt);
3670
3671 if (sta_ptr == NULL) {
3672 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3673 return -EINVAL;
3674 }
3675 }
3676
3677 if (*crypt == NULL || (*crypt)->ops == NULL) {
3678 memcpy(param->u.crypt.alg, "none", 5);
3679 param->u.crypt.key_len = 0;
3680 param->u.crypt.idx = 0xff;
3681 } else {
3682 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3683 HOSTAP_CRYPT_ALG_NAME_LEN);
3684 param->u.crypt.key_len = 0;
3685
3686 memset(param->u.crypt.seq, 0, 8);
3687 if ((*crypt)->ops->get_key) {
3688 param->u.crypt.key_len =
3689 (*crypt)->ops->get_key(param->u.crypt.key,
3690 max_key_len,
3691 param->u.crypt.seq,
3692 (*crypt)->priv);
3693 }
3694 }
3695
3696 if (sta_ptr)
3697 hostap_handle_sta_release(sta_ptr);
3698
3699 return 0;
3700}
3701
3702
3703static int prism2_ioctl_get_rid(local_info_t *local,
3704 struct prism2_hostapd_param *param,
3705 int param_len)
3706{
3707 int max_len, res;
3708
3709 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3710 if (max_len < 0)
3711 return -EINVAL;
3712
3713 res = local->func->get_rid(local->dev, param->u.rid.rid,
3714 param->u.rid.data, param->u.rid.len, 0);
3715 if (res >= 0) {
3716 param->u.rid.len = res;
3717 return 0;
3718 }
3719
3720 return res;
3721}
3722
3723
3724static int prism2_ioctl_set_rid(local_info_t *local,
3725 struct prism2_hostapd_param *param,
3726 int param_len)
3727{
3728 int max_len;
3729
3730 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3731 if (max_len < 0 || max_len < param->u.rid.len)
3732 return -EINVAL;
3733
3734 return local->func->set_rid(local->dev, param->u.rid.rid,
3735 param->u.rid.data, param->u.rid.len);
3736}
3737
3738
3739static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3740 struct prism2_hostapd_param *param,
3741 int param_len)
3742{
3743 printk(KERN_DEBUG "%ssta: associated as client with AP " MACSTR "\n",
3744 local->dev->name, MAC2STR(param->sta_addr));
3745 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3746 return 0;
3747}
3748
3749
3750static int prism2_ioctl_siwgenie(struct net_device *dev,
3751 struct iw_request_info *info,
3752 struct iw_point *data, char *extra)
3753{
3754 return prism2_set_genericelement(dev, extra, data->length);
3755}
3756
3757
3758static int prism2_ioctl_giwgenie(struct net_device *dev,
3759 struct iw_request_info *info,
3760 struct iw_point *data, char *extra)
3761{
3762 struct hostap_interface *iface = dev->priv;
3763 local_info_t *local = iface->local;
3764 int len = local->generic_elem_len - 2;
3765
3766 if (len <= 0 || local->generic_elem == NULL) {
3767 data->length = 0;
3768 return 0;
3769 }
3770
3771 if (data->length < len)
3772 return -E2BIG;
3773
3774 data->length = len;
3775 memcpy(extra, local->generic_elem + 2, len);
3776
3777 return 0;
3778}
3779
3780
3781static int prism2_ioctl_set_generic_element(local_info_t *local,
3782 struct prism2_hostapd_param *param,
3783 int param_len)
3784{
3785 int max_len, len;
3786
3787 len = param->u.generic_elem.len;
3788 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3789 if (max_len < 0 || max_len < len)
3790 return -EINVAL;
3791
3792 return prism2_set_genericelement(local->dev,
3793 param->u.generic_elem.data, len);
3794}
3795
3796
3797static int prism2_ioctl_siwmlme(struct net_device *dev,
3798 struct iw_request_info *info,
3799 struct iw_point *data, char *extra)
3800{
3801 struct hostap_interface *iface = dev->priv;
3802 local_info_t *local = iface->local;
3803 struct iw_mlme *mlme = (struct iw_mlme *) extra;
3804 u16 reason;
3805
3806 reason = cpu_to_le16(mlme->reason_code);
3807
3808 switch (mlme->cmd) {
3809 case IW_MLME_DEAUTH:
3810 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3811 WLAN_FC_STYPE_DEAUTH,
3812 (u8 *) &reason, 2);
3813 case IW_MLME_DISASSOC:
3814 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3815 WLAN_FC_STYPE_DISASSOC,
3816 (u8 *) &reason, 2);
3817 default:
3818 return -EOPNOTSUPP;
3819 }
3820}
3821
3822
3823static int prism2_ioctl_mlme(local_info_t *local,
3824 struct prism2_hostapd_param *param)
3825{
3826 u16 reason;
3827
3828 reason = cpu_to_le16(param->u.mlme.reason_code);
3829 switch (param->u.mlme.cmd) {
3830 case MLME_STA_DEAUTH:
3831 return prism2_sta_send_mgmt(local, param->sta_addr,
3832 WLAN_FC_STYPE_DEAUTH,
3833 (u8 *) &reason, 2);
3834 case MLME_STA_DISASSOC:
3835 return prism2_sta_send_mgmt(local, param->sta_addr,
3836 WLAN_FC_STYPE_DISASSOC,
3837 (u8 *) &reason, 2);
3838 default:
3839 return -EOPNOTSUPP;
3840 }
3841}
3842
3843
3844static int prism2_ioctl_scan_req(local_info_t *local,
3845 struct prism2_hostapd_param *param)
3846{
3847#ifndef PRISM2_NO_STATION_MODES
3848 if ((local->iw_mode != IW_MODE_INFRA &&
3849 local->iw_mode != IW_MODE_ADHOC) ||
3850 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3851 return -EOPNOTSUPP;
3852
3853 if (!local->dev_enabled)
3854 return -ENETDOWN;
3855
3856 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3857 param->u.scan_req.ssid_len);
3858#else /* PRISM2_NO_STATION_MODES */
3859 return -EOPNOTSUPP;
3860#endif /* PRISM2_NO_STATION_MODES */
3861}
3862
3863
3864static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3865{
3866 struct prism2_hostapd_param *param;
3867 int ret = 0;
3868 int ap_ioctl = 0;
3869
3870 if (p->length < sizeof(struct prism2_hostapd_param) ||
3871 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3872 return -EINVAL;
3873
3874 param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL);
3875 if (param == NULL)
3876 return -ENOMEM;
3877
3878 if (copy_from_user(param, p->pointer, p->length)) {
3879 ret = -EFAULT;
3880 goto out;
3881 }
3882
3883 switch (param->cmd) {
3884 case PRISM2_SET_ENCRYPTION:
3885 ret = prism2_ioctl_set_encryption(local, param, p->length);
3886 break;
3887 case PRISM2_GET_ENCRYPTION:
3888 ret = prism2_ioctl_get_encryption(local, param, p->length);
3889 break;
3890 case PRISM2_HOSTAPD_GET_RID:
3891 ret = prism2_ioctl_get_rid(local, param, p->length);
3892 break;
3893 case PRISM2_HOSTAPD_SET_RID:
3894 ret = prism2_ioctl_set_rid(local, param, p->length);
3895 break;
3896 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3897 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3898 break;
3899 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3900 ret = prism2_ioctl_set_generic_element(local, param,
3901 p->length);
3902 break;
3903 case PRISM2_HOSTAPD_MLME:
3904 ret = prism2_ioctl_mlme(local, param);
3905 break;
3906 case PRISM2_HOSTAPD_SCAN_REQ:
3907 ret = prism2_ioctl_scan_req(local, param);
3908 break;
3909 default:
3910 ret = prism2_hostapd(local->ap, param);
3911 ap_ioctl = 1;
3912 break;
3913 }
3914
3915 if (ret == 1 || !ap_ioctl) {
3916 if (copy_to_user(p->pointer, param, p->length)) {
3917 ret = -EFAULT;
3918 goto out;
3919 } else if (ap_ioctl)
3920 ret = 0;
3921 }
3922
3923 out:
3924 if (param != NULL)
3925 kfree(param);
3926
3927 return ret;
3928}
3929
3930
3931static void prism2_get_drvinfo(struct net_device *dev,
3932 struct ethtool_drvinfo *info)
3933{
3934 struct hostap_interface *iface;
3935 local_info_t *local;
3936
3937 iface = netdev_priv(dev);
3938 local = iface->local;
3939
3940 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
3941 strncpy(info->version, PRISM2_VERSION,
3942 sizeof(info->version) - 1);
3943 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3944 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3945 (local->sta_fw_ver >> 8) & 0xff,
3946 local->sta_fw_ver & 0xff);
3947}
3948
3949static struct ethtool_ops prism2_ethtool_ops = {
3950 .get_drvinfo = prism2_get_drvinfo
3951};
3952
3953
3954/* Structures to export the Wireless Handlers */
3955
3956static const iw_handler prism2_handler[] =
3957{
3958 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3959 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3960 (iw_handler) NULL, /* SIOCSIWNWID */
3961 (iw_handler) NULL, /* SIOCGIWNWID */
3962 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3963 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3964 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3965 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3966 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3967 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3968 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3969 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3970 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3971 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3972 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3973 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3974 iw_handler_set_spy, /* SIOCSIWSPY */
3975 iw_handler_get_spy, /* SIOCGIWSPY */
3976 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3977 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3978 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3979 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3980 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3981 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3982 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3983 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3984 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3985 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3986 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3987 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3988 (iw_handler) NULL, /* -- hole -- */
3989 (iw_handler) NULL, /* -- hole -- */
3990 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3991 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3992 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3993 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3994 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3995 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3996 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3997 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3998 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3999 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
4000 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
4001 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
4002 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
4003 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
4004 (iw_handler) NULL, /* -- hole -- */
4005 (iw_handler) NULL, /* -- hole -- */
4006 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
4007 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
4008 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
4009 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
4010 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
4011 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
4012 (iw_handler) NULL, /* SIOCSIWPMKSA */
4013 (iw_handler) NULL, /* -- hole -- */
4014};
4015
4016static const iw_handler prism2_private_handler[] =
4017{ /* SIOCIWFIRSTPRIV + */
4018 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
4019 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
4020 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
4021 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
4022};
4023
4024static const struct iw_handler_def hostap_iw_handler_def =
4025{
4026 .num_standard = sizeof(prism2_handler) / sizeof(iw_handler),
4027 .num_private = sizeof(prism2_private_handler) / sizeof(iw_handler),
4028 .num_private_args = sizeof(prism2_priv) / sizeof(struct iw_priv_args),
4029 .standard = (iw_handler *) prism2_handler,
4030 .private = (iw_handler *) prism2_private_handler,
4031 .private_args = (struct iw_priv_args *) prism2_priv,
4032 .get_wireless_stats = hostap_get_wireless_stats,
4033};
4034
4035
4036int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
4037{
4038 struct iwreq *wrq = (struct iwreq *) ifr;
4039 struct hostap_interface *iface;
4040 local_info_t *local;
4041 int ret = 0;
4042
4043 iface = netdev_priv(dev);
4044 local = iface->local;
4045
4046 switch (cmd) {
4047 /* Private ioctls (iwpriv) that have not yet been converted
4048 * into new wireless extensions API */
4049
4050 case PRISM2_IOCTL_INQUIRE:
4051 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4052 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
4053 break;
4054
4055 case PRISM2_IOCTL_MONITOR:
4056 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4057 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
4058 break;
4059
4060 case PRISM2_IOCTL_RESET:
4061 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4062 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
4063 break;
4064
4065 case PRISM2_IOCTL_WDS_ADD:
4066 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4067 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
4068 break;
4069
4070 case PRISM2_IOCTL_WDS_DEL:
4071 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4072 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4073 break;
4074
4075 case PRISM2_IOCTL_SET_RID_WORD:
4076 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4077 else ret = prism2_ioctl_priv_set_rid_word(dev,
4078 (int *) wrq->u.name);
4079 break;
4080
4081#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4082 case PRISM2_IOCTL_MACCMD:
4083 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4084 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4085 break;
4086
4087 case PRISM2_IOCTL_ADDMAC:
4088 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4089 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4090 wrq->u.ap_addr.sa_data);
4091 break;
4092 case PRISM2_IOCTL_DELMAC:
4093 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4094 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4095 wrq->u.ap_addr.sa_data);
4096 break;
4097 case PRISM2_IOCTL_KICKMAC:
4098 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4099 else ret = ap_control_kick_mac(local->ap, local->dev,
4100 wrq->u.ap_addr.sa_data);
4101 break;
4102#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4103
4104
4105 /* Private ioctls that are not used with iwpriv;
4106 * in SIOCDEVPRIVATE range */
4107
4108#ifdef PRISM2_DOWNLOAD_SUPPORT
4109 case PRISM2_IOCTL_DOWNLOAD:
4110 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4111 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4112 break;
4113#endif /* PRISM2_DOWNLOAD_SUPPORT */
4114
4115 case PRISM2_IOCTL_HOSTAPD:
4116 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4117 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4118 break;
4119
4120 default:
4121 ret = -EOPNOTSUPP;
4122 break;
4123 }
4124
4125 return ret;
4126}
Linux 6.x block layer and io_uring tree(s)