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ia64/kvm: compilation fix. export account_system_vtime.
[pv_ops_mirror.git] / drivers / net / wireless / hostap / hostap_ioctl.c
blob0ca0bfeb0ada33d44501ab4051d7d12b8007d53e
1 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
3 #include <linux/types.h>
4 #include <linux/ethtool.h>
5 #include <net/ieee80211_crypt.h>
6
7 #include "hostap_wlan.h"
8 #include "hostap.h"
9 #include "hostap_ap.h"
10
11 static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
12 {
13 struct hostap_interface *iface;
14 local_info_t *local;
15 struct iw_statistics *wstats;
16
17 iface = netdev_priv(dev);
18 local = iface->local;
19
20 /* Why are we doing that ? Jean II */
21 if (iface->type != HOSTAP_INTERFACE_MAIN)
22 return NULL;
23
24 wstats = &local->wstats;
25
26 wstats->status = 0;
27 wstats->discard.code =
28 local->comm_tallies.rx_discards_wep_undecryptable;
29 wstats->discard.misc =
30 local->comm_tallies.rx_fcs_errors +
31 local->comm_tallies.rx_discards_no_buffer +
32 local->comm_tallies.tx_discards_wrong_sa;
33
34 wstats->discard.retries =
35 local->comm_tallies.tx_retry_limit_exceeded;
36 wstats->discard.fragment =
37 local->comm_tallies.rx_message_in_bad_msg_fragments;
38
39 if (local->iw_mode != IW_MODE_MASTER &&
40 local->iw_mode != IW_MODE_REPEAT) {
41 int update = 1;
42 #ifdef in_atomic
43 /* RID reading might sleep and it must not be called in
44 * interrupt context or while atomic. However, this
45 * function seems to be called while atomic (at least in Linux
46 * 2.5.59). Update signal quality values only if in suitable
47 * context. Otherwise, previous values read from tick timer
48 * will be used. */
49 if (in_atomic())
50 update = 0;
51 #endif /* in_atomic */
52
53 if (update && prism2_update_comms_qual(dev) == 0)
54 wstats->qual.updated = IW_QUAL_ALL_UPDATED |
55 IW_QUAL_DBM;
56
57 wstats->qual.qual = local->comms_qual;
58 wstats->qual.level = local->avg_signal;
59 wstats->qual.noise = local->avg_noise;
60 } else {
61 wstats->qual.qual = 0;
62 wstats->qual.level = 0;
63 wstats->qual.noise = 0;
64 wstats->qual.updated = IW_QUAL_ALL_INVALID;
65 }
66
67 return wstats;
68 }
69
70
71 static int prism2_get_datarates(struct net_device *dev, u8 *rates)
72 {
73 struct hostap_interface *iface;
74 local_info_t *local;
75 u8 buf[12];
76 int len;
77 u16 val;
78
79 iface = netdev_priv(dev);
80 local = iface->local;
81
82 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
83 sizeof(buf), 0);
84 if (len < 2)
85 return 0;
86
87 val = le16_to_cpu(*(__le16 *) buf); /* string length */
88
89 if (len - 2 < val || val > 10)
90 return 0;
91
92 memcpy(rates, buf + 2, val);
93 return val;
94 }
95
96
97 static int prism2_get_name(struct net_device *dev,
98 struct iw_request_info *info,
99 char *name, char *extra)
100 {
101 u8 rates[10];
102 int len, i, over2 = 0;
103
104 len = prism2_get_datarates(dev, rates);
105
106 for (i = 0; i < len; i++) {
107 if (rates[i] == 0x0b || rates[i] == 0x16) {
108 over2 = 1;
109 break;
110 }
111 }
112
113 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
114
115 return 0;
116 }
117
118
119 static void prism2_crypt_delayed_deinit(local_info_t *local,
120 struct ieee80211_crypt_data **crypt)
121 {
122 struct ieee80211_crypt_data *tmp;
123 unsigned long flags;
124
125 tmp = *crypt;
126 *crypt = NULL;
127
128 if (tmp == NULL)
129 return;
130
131 /* must not run ops->deinit() while there may be pending encrypt or
132 * decrypt operations. Use a list of delayed deinits to avoid needing
133 * locking. */
134
135 spin_lock_irqsave(&local->lock, flags);
136 list_add(&tmp->list, &local->crypt_deinit_list);
137 if (!timer_pending(&local->crypt_deinit_timer)) {
138 local->crypt_deinit_timer.expires = jiffies + HZ;
139 add_timer(&local->crypt_deinit_timer);
140 }
141 spin_unlock_irqrestore(&local->lock, flags);
142 }
143
144
145 static int prism2_ioctl_siwencode(struct net_device *dev,
146 struct iw_request_info *info,
147 struct iw_point *erq, char *keybuf)
148 {
149 struct hostap_interface *iface;
150 local_info_t *local;
151 int i;
152 struct ieee80211_crypt_data **crypt;
153
154 iface = netdev_priv(dev);
155 local = iface->local;
156
157 i = erq->flags & IW_ENCODE_INDEX;
158 if (i < 1 || i > 4)
159 i = local->tx_keyidx;
160 else
161 i--;
162 if (i < 0 || i >= WEP_KEYS)
163 return -EINVAL;
164
165 crypt = &local->crypt[i];
166
167 if (erq->flags & IW_ENCODE_DISABLED) {
168 if (*crypt)
169 prism2_crypt_delayed_deinit(local, crypt);
170 goto done;
171 }
172
173 if (*crypt != NULL && (*crypt)->ops != NULL &&
174 strcmp((*crypt)->ops->name, "WEP") != 0) {
175 /* changing to use WEP; deinit previously used algorithm */
176 prism2_crypt_delayed_deinit(local, crypt);
177 }
178
179 if (*crypt == NULL) {
180 struct ieee80211_crypt_data *new_crypt;
181
182 /* take WEP into use */
183 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
184 GFP_KERNEL);
185 if (new_crypt == NULL)
186 return -ENOMEM;
187 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
188 if (!new_crypt->ops) {
189 request_module("ieee80211_crypt_wep");
190 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
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
247 static 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;
255 struct ieee80211_crypt_data *crypt;
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
309 static 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
353 static 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
413 static 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
472 static 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
493 static 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 __le16 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 */
517 static 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 return 0;
555 }
556
557
558 static int prism2_ioctl_siwrts(struct net_device *dev,
559 struct iw_request_info *info,
560 struct iw_param *rts, char *extra)
561 {
562 struct hostap_interface *iface;
563 local_info_t *local;
564 __le16 val;
565
566 iface = netdev_priv(dev);
567 local = iface->local;
568
569 if (rts->disabled)
570 val = cpu_to_le16(2347);
571 else if (rts->value < 0 || rts->value > 2347)
572 return -EINVAL;
573 else
574 val = cpu_to_le16(rts->value);
575
576 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
577 local->func->reset_port(dev))
578 return -EINVAL;
579
580 local->rts_threshold = rts->value;
581
582 return 0;
583 }
584
585 static int prism2_ioctl_giwrts(struct net_device *dev,
586 struct iw_request_info *info,
587 struct iw_param *rts, char *extra)
588 {
589 struct hostap_interface *iface;
590 local_info_t *local;
591 __le16 val;
592
593 iface = netdev_priv(dev);
594 local = iface->local;
595
596 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
597 0)
598 return -EINVAL;
599
600 rts->value = le16_to_cpu(val);
601 rts->disabled = (rts->value == 2347);
602 rts->fixed = 1;
603
604 return 0;
605 }
606
607
608 static int prism2_ioctl_siwfrag(struct net_device *dev,
609 struct iw_request_info *info,
610 struct iw_param *rts, char *extra)
611 {
612 struct hostap_interface *iface;
613 local_info_t *local;
614 __le16 val;
615
616 iface = netdev_priv(dev);
617 local = iface->local;
618
619 if (rts->disabled)
620 val = cpu_to_le16(2346);
621 else if (rts->value < 256 || rts->value > 2346)
622 return -EINVAL;
623 else
624 val = cpu_to_le16(rts->value & ~0x1); /* even numbers only */
625
626 local->fragm_threshold = rts->value & ~0x1;
627 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
628 2)
629 || local->func->reset_port(dev))
630 return -EINVAL;
631
632 return 0;
633 }
634
635 static int prism2_ioctl_giwfrag(struct net_device *dev,
636 struct iw_request_info *info,
637 struct iw_param *rts, char *extra)
638 {
639 struct hostap_interface *iface;
640 local_info_t *local;
641 __le16 val;
642
643 iface = netdev_priv(dev);
644 local = iface->local;
645
646 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
647 &val, 2, 1) < 0)
648 return -EINVAL;
649
650 rts->value = le16_to_cpu(val);
651 rts->disabled = (rts->value == 2346);
652 rts->fixed = 1;
653
654 return 0;
655 }
656
657
658 #ifndef PRISM2_NO_STATION_MODES
659 static int hostap_join_ap(struct net_device *dev)
660 {
661 struct hostap_interface *iface;
662 local_info_t *local;
663 struct hfa384x_join_request req;
664 unsigned long flags;
665 int i;
666 struct hfa384x_hostscan_result *entry;
667 DECLARE_MAC_BUF(mac);
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 %s"
690 " failed\n",
691 dev->name, print_mac(mac, local->preferred_ap));
692 return -1;
693 }
694
695 printk(KERN_DEBUG "%s: Trying to join BSSID %s\n",
696 dev->name, print_mac(mac, local->preferred_ap));
697
698 return 0;
699 }
700 #endif /* PRISM2_NO_STATION_MODES */
701
702
703 static 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 = cpu_to_le16(0x3fff);
722 scan_req.txrate = 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
743 static 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
779 static 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
800 static 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(*(__le16 *) 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
827 static 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
864 static 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
890 static 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 } else {
901 dev->type = ARPHRD_IEEE80211;
902 }
903 }
904
905
906 static int prism2_ioctl_siwessid(struct net_device *dev,
907 struct iw_request_info *info,
908 struct iw_point *data, char *ssid)
909 {
910 struct hostap_interface *iface;
911 local_info_t *local;
912
913 iface = netdev_priv(dev);
914 local = iface->local;
915
916 if (iface->type == HOSTAP_INTERFACE_WDS)
917 return -EOPNOTSUPP;
918
919 if (data->flags == 0)
920 ssid[0] = '\0'; /* ANY */
921
922 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
923 /* Setting SSID to empty string seems to kill the card in
924 * Host AP mode */
925 printk(KERN_DEBUG "%s: Host AP mode does not support "
926 "'Any' essid\n", dev->name);
927 return -EINVAL;
928 }
929
930 memcpy(local->essid, ssid, data->length);
931 local->essid[data->length] = '\0';
932
933 if ((!local->fw_ap &&
934 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
935 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
936 local->func->reset_port(dev))
937 return -EINVAL;
938
939 return 0;
940 }
941
942 static int prism2_ioctl_giwessid(struct net_device *dev,
943 struct iw_request_info *info,
944 struct iw_point *data, char *essid)
945 {
946 struct hostap_interface *iface;
947 local_info_t *local;
948 u16 val;
949
950 iface = netdev_priv(dev);
951 local = iface->local;
952
953 if (iface->type == HOSTAP_INTERFACE_WDS)
954 return -EOPNOTSUPP;
955
956 data->flags = 1; /* active */
957 if (local->iw_mode == IW_MODE_MASTER) {
958 data->length = strlen(local->essid);
959 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
960 } else {
961 int len;
962 char ssid[MAX_SSID_LEN + 2];
963 memset(ssid, 0, sizeof(ssid));
964 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
965 &ssid, MAX_SSID_LEN + 2, 0);
966 val = le16_to_cpu(*(__le16 *) ssid);
967 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
968 return -EOPNOTSUPP;
969 }
970 data->length = val;
971 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
972 }
973
974 return 0;
975 }
976
977
978 static int prism2_ioctl_giwrange(struct net_device *dev,
979 struct iw_request_info *info,
980 struct iw_point *data, char *extra)
981 {
982 struct hostap_interface *iface;
983 local_info_t *local;
984 struct iw_range *range = (struct iw_range *) extra;
985 u8 rates[10];
986 u16 val;
987 int i, len, over2;
988
989 iface = netdev_priv(dev);
990 local = iface->local;
991
992 data->length = sizeof(struct iw_range);
993 memset(range, 0, sizeof(struct iw_range));
994
995 /* TODO: could fill num_txpower and txpower array with
996 * something; however, there are 128 different values.. */
997
998 range->txpower_capa = IW_TXPOW_DBM;
999
1000 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
1001 {
1002 range->min_pmp = 1 * 1024;
1003 range->max_pmp = 65535 * 1024;
1004 range->min_pmt = 1 * 1024;
1005 range->max_pmt = 1000 * 1024;
1006 range->pmp_flags = IW_POWER_PERIOD;
1007 range->pmt_flags = IW_POWER_TIMEOUT;
1008 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
1009 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
1010 }
1011
1012 range->we_version_compiled = WIRELESS_EXT;
1013 range->we_version_source = 18;
1014
1015 range->retry_capa = IW_RETRY_LIMIT;
1016 range->retry_flags = IW_RETRY_LIMIT;
1017 range->min_retry = 0;
1018 range->max_retry = 255;
1019
1020 range->num_channels = FREQ_COUNT;
1021
1022 val = 0;
1023 for (i = 0; i < FREQ_COUNT; i++) {
1024 if (local->channel_mask & (1 << i)) {
1025 range->freq[val].i = i + 1;
1026 range->freq[val].m = freq_list[i] * 100000;
1027 range->freq[val].e = 1;
1028 val++;
1029 }
1030 if (val == IW_MAX_FREQUENCIES)
1031 break;
1032 }
1033 range->num_frequency = val;
1034
1035 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1036 range->max_qual.qual = 70; /* what is correct max? This was not
1037 * documented exactly. At least
1038 * 69 has been observed. */
1039 range->max_qual.level = 0; /* dB */
1040 range->max_qual.noise = 0; /* dB */
1041
1042 /* What would be suitable values for "average/typical" qual? */
1043 range->avg_qual.qual = 20;
1044 range->avg_qual.level = -60;
1045 range->avg_qual.noise = -95;
1046 } else {
1047 range->max_qual.qual = 92; /* 0 .. 92 */
1048 range->max_qual.level = 154; /* 27 .. 154 */
1049 range->max_qual.noise = 154; /* 27 .. 154 */
1050 }
1051 range->sensitivity = 3;
1052
1053 range->max_encoding_tokens = WEP_KEYS;
1054 range->num_encoding_sizes = 2;
1055 range->encoding_size[0] = 5;
1056 range->encoding_size[1] = 13;
1057
1058 over2 = 0;
1059 len = prism2_get_datarates(dev, rates);
1060 range->num_bitrates = 0;
1061 for (i = 0; i < len; i++) {
1062 if (range->num_bitrates < IW_MAX_BITRATES) {
1063 range->bitrate[range->num_bitrates] =
1064 rates[i] * 500000;
1065 range->num_bitrates++;
1066 }
1067 if (rates[i] == 0x0b || rates[i] == 0x16)
1068 over2 = 1;
1069 }
1070 /* estimated maximum TCP throughput values (bps) */
1071 range->throughput = over2 ? 5500000 : 1500000;
1072
1073 range->min_rts = 0;
1074 range->max_rts = 2347;
1075 range->min_frag = 256;
1076 range->max_frag = 2346;
1077
1078 /* Event capability (kernel + driver) */
1079 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1080 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1081 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1082 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1083 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1084 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1085 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1086 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1087 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1088
1089 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1090 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1091
1092 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1093 range->scan_capa = IW_SCAN_CAPA_ESSID;
1094
1095 return 0;
1096 }
1097
1098
1099 static 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
1135 static 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
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
1153 static 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
1186 if ((local->iw_mode == IW_MODE_ADHOC ||
1187 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
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
1229 static 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
1254 static 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
1313 static 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 __le16 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 __le16 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 __le16 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
1371 static 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_LONG)
1414 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1415 else if (rrq->flags & IW_RETRY_SHORT)
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
1432 static 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 __le16 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 rrq->disabled = 0;
1452
1453 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1454 rrq->flags = IW_RETRY_LIFETIME;
1455 rrq->value = le16_to_cpu(lifetime) * 1024;
1456 } else {
1457 if (local->manual_retry_count >= 0) {
1458 rrq->flags = IW_RETRY_LIMIT;
1459 if (local->func->get_rid(dev,
1460 HFA384X_RID_CNFALTRETRYCOUNT,
1461 &altretry, 2, 1) >= 0)
1462 rrq->value = le16_to_cpu(altretry);
1463 else
1464 rrq->value = local->manual_retry_count;
1465 } else if ((rrq->flags & IW_RETRY_LONG)) {
1466 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
1467 rrq->value = le16_to_cpu(longretry);
1468 } else {
1469 rrq->flags = IW_RETRY_LIMIT;
1470 rrq->value = le16_to_cpu(shortretry);
1471 if (shortretry != longretry)
1472 rrq->flags |= IW_RETRY_SHORT;
1473 }
1474 }
1475 return 0;
1476 }
1477
1478
1479 /* Note! This TX power controlling is experimental and should not be used in
1480 * production use. It just sets raw power register and does not use any kind of
1481 * feedback information from the measured TX power (CR58). This is now
1482 * commented out to make sure that it is not used by accident. TX power
1483 * configuration will be enabled again after proper algorithm using feedback
1484 * has been implemented. */
1485
1486 #ifdef RAW_TXPOWER_SETTING
1487 /* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1488 * This version assumes following mapping:
1489 * CR31 is 7-bit value with -64 to +63 range.
1490 * -64 is mapped into +20dBm and +63 into -43dBm.
1491 * This is certainly not an exact mapping for every card, but at least
1492 * increasing dBm value should correspond to increasing TX power.
1493 */
1494
1495 static int prism2_txpower_hfa386x_to_dBm(u16 val)
1496 {
1497 signed char tmp;
1498
1499 if (val > 255)
1500 val = 255;
1501
1502 tmp = val;
1503 tmp >>= 2;
1504
1505 return -12 - tmp;
1506 }
1507
1508 static u16 prism2_txpower_dBm_to_hfa386x(int val)
1509 {
1510 signed char tmp;
1511
1512 if (val > 20)
1513 return 128;
1514 else if (val < -43)
1515 return 127;
1516
1517 tmp = val;
1518 tmp = -12 - tmp;
1519 tmp <<= 2;
1520
1521 return (unsigned char) tmp;
1522 }
1523 #endif /* RAW_TXPOWER_SETTING */
1524
1525
1526 static int prism2_ioctl_siwtxpow(struct net_device *dev,
1527 struct iw_request_info *info,
1528 struct iw_param *rrq, char *extra)
1529 {
1530 struct hostap_interface *iface;
1531 local_info_t *local;
1532 #ifdef RAW_TXPOWER_SETTING
1533 char *tmp;
1534 #endif
1535 u16 val;
1536 int ret = 0;
1537
1538 iface = netdev_priv(dev);
1539 local = iface->local;
1540
1541 if (rrq->disabled) {
1542 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1543 val = 0xff; /* use all standby and sleep modes */
1544 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1545 HFA386X_CR_A_D_TEST_MODES2,
1546 &val, NULL);
1547 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1548 dev->name, ret ? "failed" : "OK");
1549 local->txpower_type = PRISM2_TXPOWER_OFF;
1550 }
1551 return (ret ? -EOPNOTSUPP : 0);
1552 }
1553
1554 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1555 val = 0; /* disable all standby and sleep modes */
1556 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1557 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1558 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1559 dev->name, ret ? "failed" : "OK");
1560 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1561 }
1562
1563 #ifdef RAW_TXPOWER_SETTING
1564 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1565 printk(KERN_DEBUG "Setting ALC on\n");
1566 val = HFA384X_TEST_CFG_BIT_ALC;
1567 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1568 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1569 local->txpower_type = PRISM2_TXPOWER_AUTO;
1570 return 0;
1571 }
1572
1573 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1574 printk(KERN_DEBUG "Setting ALC off\n");
1575 val = HFA384X_TEST_CFG_BIT_ALC;
1576 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1577 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1578 local->txpower_type = PRISM2_TXPOWER_FIXED;
1579 }
1580
1581 if (rrq->flags == IW_TXPOW_DBM)
1582 tmp = "dBm";
1583 else if (rrq->flags == IW_TXPOW_MWATT)
1584 tmp = "mW";
1585 else
1586 tmp = "UNKNOWN";
1587 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1588
1589 if (rrq->flags != IW_TXPOW_DBM) {
1590 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1591 return -EOPNOTSUPP;
1592 }
1593
1594 local->txpower = rrq->value;
1595 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1596 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1597 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1598 ret = -EOPNOTSUPP;
1599 #else /* RAW_TXPOWER_SETTING */
1600 if (rrq->fixed)
1601 ret = -EOPNOTSUPP;
1602 #endif /* RAW_TXPOWER_SETTING */
1603
1604 return ret;
1605 }
1606
1607 static int prism2_ioctl_giwtxpow(struct net_device *dev,
1608 struct iw_request_info *info,
1609 struct iw_param *rrq, char *extra)
1610 {
1611 #ifdef RAW_TXPOWER_SETTING
1612 struct hostap_interface *iface;
1613 local_info_t *local;
1614 u16 resp0;
1615
1616 iface = netdev_priv(dev);
1617 local = iface->local;
1618
1619 rrq->flags = IW_TXPOW_DBM;
1620 rrq->disabled = 0;
1621 rrq->fixed = 0;
1622
1623 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1624 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1625 HFA386X_CR_MANUAL_TX_POWER,
1626 NULL, &resp0) == 0) {
1627 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1628 } else {
1629 /* Could not get real txpower; guess 15 dBm */
1630 rrq->value = 15;
1631 }
1632 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1633 rrq->value = 0;
1634 rrq->disabled = 1;
1635 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1636 rrq->value = local->txpower;
1637 rrq->fixed = 1;
1638 } else {
1639 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1640 local->txpower_type);
1641 }
1642 return 0;
1643 #else /* RAW_TXPOWER_SETTING */
1644 return -EOPNOTSUPP;
1645 #endif /* RAW_TXPOWER_SETTING */
1646 }
1647
1648
1649 #ifndef PRISM2_NO_STATION_MODES
1650
1651 /* HostScan request works with and without host_roaming mode. In addition, it
1652 * does not break current association. However, it requires newer station
1653 * firmware version (>= 1.3.1) than scan request. */
1654 static int prism2_request_hostscan(struct net_device *dev,
1655 u8 *ssid, u8 ssid_len)
1656 {
1657 struct hostap_interface *iface;
1658 local_info_t *local;
1659 struct hfa384x_hostscan_request scan_req;
1660
1661 iface = netdev_priv(dev);
1662 local = iface->local;
1663
1664 memset(&scan_req, 0, sizeof(scan_req));
1665 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1666 local->scan_channel_mask);
1667 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1668 if (ssid) {
1669 if (ssid_len > 32)
1670 return -EINVAL;
1671 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1672 memcpy(scan_req.target_ssid, ssid, ssid_len);
1673 }
1674
1675 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1676 sizeof(scan_req))) {
1677 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1678 return -EINVAL;
1679 }
1680 return 0;
1681 }
1682
1683
1684 static int prism2_request_scan(struct net_device *dev)
1685 {
1686 struct hostap_interface *iface;
1687 local_info_t *local;
1688 struct hfa384x_scan_request scan_req;
1689 int ret = 0;
1690
1691 iface = netdev_priv(dev);
1692 local = iface->local;
1693
1694 memset(&scan_req, 0, sizeof(scan_req));
1695 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1696 local->scan_channel_mask);
1697 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1698
1699 /* FIX:
1700 * It seems to be enough to set roaming mode for a short moment to
1701 * host-based and then setup scanrequest data and return the mode to
1702 * firmware-based.
1703 *
1704 * Master mode would need to drop to Managed mode for a short while
1705 * to make scanning work.. Or sweep through the different channels and
1706 * use passive scan based on beacons. */
1707
1708 if (!local->host_roaming)
1709 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1710 HFA384X_ROAMING_HOST);
1711
1712 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1713 sizeof(scan_req))) {
1714 printk(KERN_DEBUG "SCANREQUEST failed\n");
1715 ret = -EINVAL;
1716 }
1717
1718 if (!local->host_roaming)
1719 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1720 HFA384X_ROAMING_FIRMWARE);
1721
1722 return 0;
1723 }
1724
1725 #else /* !PRISM2_NO_STATION_MODES */
1726
1727 static inline int prism2_request_hostscan(struct net_device *dev,
1728 u8 *ssid, u8 ssid_len)
1729 {
1730 return -EOPNOTSUPP;
1731 }
1732
1733
1734 static inline int prism2_request_scan(struct net_device *dev)
1735 {
1736 return -EOPNOTSUPP;
1737 }
1738
1739 #endif /* !PRISM2_NO_STATION_MODES */
1740
1741
1742 static int prism2_ioctl_siwscan(struct net_device *dev,
1743 struct iw_request_info *info,
1744 struct iw_point *data, char *extra)
1745 {
1746 struct hostap_interface *iface;
1747 local_info_t *local;
1748 int ret;
1749 u8 *ssid = NULL, ssid_len = 0;
1750 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1751
1752 iface = netdev_priv(dev);
1753 local = iface->local;
1754
1755 if (data->length < sizeof(struct iw_scan_req))
1756 req = NULL;
1757
1758 if (local->iw_mode == IW_MODE_MASTER) {
1759 /* In master mode, we just return the results of our local
1760 * tables, so we don't need to start anything...
1761 * Jean II */
1762 data->length = 0;
1763 return 0;
1764 }
1765
1766 if (!local->dev_enabled)
1767 return -ENETDOWN;
1768
1769 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1770 ssid = req->essid;
1771 ssid_len = req->essid_len;
1772
1773 if (ssid_len &&
1774 ((local->iw_mode != IW_MODE_INFRA &&
1775 local->iw_mode != IW_MODE_ADHOC) ||
1776 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1777 return -EOPNOTSUPP;
1778 }
1779
1780 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1781 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1782 else
1783 ret = prism2_request_scan(dev);
1784
1785 if (ret == 0)
1786 local->scan_timestamp = jiffies;
1787
1788 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1789
1790 return ret;
1791 }
1792
1793
1794 #ifndef PRISM2_NO_STATION_MODES
1795 static char * __prism2_translate_scan(local_info_t *local,
1796 struct hfa384x_hostscan_result *scan,
1797 struct hostap_bss_info *bss,
1798 char *current_ev, char *end_buf)
1799 {
1800 int i, chan;
1801 struct iw_event iwe;
1802 char *current_val;
1803 u16 capabilities;
1804 u8 *pos;
1805 u8 *ssid, *bssid;
1806 size_t ssid_len;
1807 char *buf;
1808
1809 if (bss) {
1810 ssid = bss->ssid;
1811 ssid_len = bss->ssid_len;
1812 bssid = bss->bssid;
1813 } else {
1814 ssid = scan->ssid;
1815 ssid_len = le16_to_cpu(scan->ssid_len);
1816 bssid = scan->bssid;
1817 }
1818 if (ssid_len > 32)
1819 ssid_len = 32;
1820
1821 /* First entry *MUST* be the AP MAC address */
1822 memset(&iwe, 0, sizeof(iwe));
1823 iwe.cmd = SIOCGIWAP;
1824 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1825 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
1826 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1827 IW_EV_ADDR_LEN);
1828
1829 /* Other entries will be displayed in the order we give them */
1830
1831 memset(&iwe, 0, sizeof(iwe));
1832 iwe.cmd = SIOCGIWESSID;
1833 iwe.u.data.length = ssid_len;
1834 iwe.u.data.flags = 1;
1835 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ssid);
1836
1837 memset(&iwe, 0, sizeof(iwe));
1838 iwe.cmd = SIOCGIWMODE;
1839 if (bss) {
1840 capabilities = bss->capab_info;
1841 } else {
1842 capabilities = le16_to_cpu(scan->capability);
1843 }
1844 if (capabilities & (WLAN_CAPABILITY_ESS |
1845 WLAN_CAPABILITY_IBSS)) {
1846 if (capabilities & WLAN_CAPABILITY_ESS)
1847 iwe.u.mode = IW_MODE_MASTER;
1848 else
1849 iwe.u.mode = IW_MODE_ADHOC;
1850 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1851 IW_EV_UINT_LEN);
1852 }
1853
1854 memset(&iwe, 0, sizeof(iwe));
1855 iwe.cmd = SIOCGIWFREQ;
1856 if (scan) {
1857 chan = le16_to_cpu(scan->chid);
1858 } else if (bss) {
1859 chan = bss->chan;
1860 } else {
1861 chan = 0;
1862 }
1863
1864 if (chan > 0) {
1865 iwe.u.freq.m = freq_list[chan - 1] * 100000;
1866 iwe.u.freq.e = 1;
1867 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1868 IW_EV_FREQ_LEN);
1869 }
1870
1871 if (scan) {
1872 memset(&iwe, 0, sizeof(iwe));
1873 iwe.cmd = IWEVQUAL;
1874 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1875 iwe.u.qual.level = le16_to_cpu(scan->sl);
1876 iwe.u.qual.noise = le16_to_cpu(scan->anl);
1877 } else {
1878 iwe.u.qual.level =
1879 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1880 iwe.u.qual.noise =
1881 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1882 }
1883 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1884 | IW_QUAL_NOISE_UPDATED
1885 | IW_QUAL_QUAL_INVALID
1886 | IW_QUAL_DBM;
1887 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1888 IW_EV_QUAL_LEN);
1889 }
1890
1891 memset(&iwe, 0, sizeof(iwe));
1892 iwe.cmd = SIOCGIWENCODE;
1893 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1894 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1895 else
1896 iwe.u.data.flags = IW_ENCODE_DISABLED;
1897 iwe.u.data.length = 0;
1898 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
1899
1900 /* TODO: add SuppRates into BSS table */
1901 if (scan) {
1902 memset(&iwe, 0, sizeof(iwe));
1903 iwe.cmd = SIOCGIWRATE;
1904 current_val = current_ev + IW_EV_LCP_LEN;
1905 pos = scan->sup_rates;
1906 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1907 if (pos[i] == 0)
1908 break;
1909 /* Bit rate given in 500 kb/s units (+ 0x80) */
1910 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1911 current_val = iwe_stream_add_value(
1912 current_ev, current_val, end_buf, &iwe,
1913 IW_EV_PARAM_LEN);
1914 }
1915 /* Check if we added any event */
1916 if ((current_val - current_ev) > IW_EV_LCP_LEN)
1917 current_ev = current_val;
1918 }
1919
1920 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
1921 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC);
1922 if (buf && scan) {
1923 memset(&iwe, 0, sizeof(iwe));
1924 iwe.cmd = IWEVCUSTOM;
1925 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
1926 iwe.u.data.length = strlen(buf);
1927 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1928 buf);
1929
1930 memset(&iwe, 0, sizeof(iwe));
1931 iwe.cmd = IWEVCUSTOM;
1932 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
1933 iwe.u.data.length = strlen(buf);
1934 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1935 buf);
1936
1937 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1938 (capabilities & WLAN_CAPABILITY_IBSS)) {
1939 memset(&iwe, 0, sizeof(iwe));
1940 iwe.cmd = IWEVCUSTOM;
1941 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
1942 iwe.u.data.length = strlen(buf);
1943 current_ev = iwe_stream_add_point(current_ev, end_buf,
1944 &iwe, buf);
1945 }
1946 }
1947 kfree(buf);
1948
1949 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1950 memset(&iwe, 0, sizeof(iwe));
1951 iwe.cmd = IWEVGENIE;
1952 iwe.u.data.length = bss->wpa_ie_len;
1953 current_ev = iwe_stream_add_point(
1954 current_ev, end_buf, &iwe, bss->wpa_ie);
1955 }
1956
1957 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1958 memset(&iwe, 0, sizeof(iwe));
1959 iwe.cmd = IWEVGENIE;
1960 iwe.u.data.length = bss->rsn_ie_len;
1961 current_ev = iwe_stream_add_point(
1962 current_ev, end_buf, &iwe, bss->rsn_ie);
1963 }
1964
1965 return current_ev;
1966 }
1967
1968
1969 /* Translate scan data returned from the card to a card independant
1970 * format that the Wireless Tools will understand - Jean II */
1971 static inline int prism2_translate_scan(local_info_t *local,
1972 char *buffer, int buflen)
1973 {
1974 struct hfa384x_hostscan_result *scan;
1975 int entry, hostscan;
1976 char *current_ev = buffer;
1977 char *end_buf = buffer + buflen;
1978 struct list_head *ptr;
1979
1980 spin_lock_bh(&local->lock);
1981
1982 list_for_each(ptr, &local->bss_list) {
1983 struct hostap_bss_info *bss;
1984 bss = list_entry(ptr, struct hostap_bss_info, list);
1985 bss->included = 0;
1986 }
1987
1988 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
1989 for (entry = 0; entry < local->last_scan_results_count; entry++) {
1990 int found = 0;
1991 scan = &local->last_scan_results[entry];
1992
1993 /* Report every SSID if the AP is using multiple SSIDs. If no
1994 * BSS record is found (e.g., when WPA mode is disabled),
1995 * report the AP once. */
1996 list_for_each(ptr, &local->bss_list) {
1997 struct hostap_bss_info *bss;
1998 bss = list_entry(ptr, struct hostap_bss_info, list);
1999 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
2000 bss->included = 1;
2001 current_ev = __prism2_translate_scan(
2002 local, scan, bss, current_ev, end_buf);
2003 found++;
2004 }
2005 }
2006 if (!found) {
2007 current_ev = __prism2_translate_scan(
2008 local, scan, NULL, current_ev, end_buf);
2009 }
2010 /* Check if there is space for one more entry */
2011 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2012 /* Ask user space to try again with a bigger buffer */
2013 spin_unlock_bh(&local->lock);
2014 return -E2BIG;
2015 }
2016 }
2017
2018 /* Prism2 firmware has limits (32 at least in some versions) for number
2019 * of BSSes in scan results. Extend this limit by using local BSS list.
2020 */
2021 list_for_each(ptr, &local->bss_list) {
2022 struct hostap_bss_info *bss;
2023 bss = list_entry(ptr, struct hostap_bss_info, list);
2024 if (bss->included)
2025 continue;
2026 current_ev = __prism2_translate_scan(local, NULL, bss,
2027 current_ev, end_buf);
2028 /* Check if there is space for one more entry */
2029 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2030 /* Ask user space to try again with a bigger buffer */
2031 spin_unlock_bh(&local->lock);
2032 return -E2BIG;
2033 }
2034 }
2035
2036 spin_unlock_bh(&local->lock);
2037
2038 return current_ev - buffer;
2039 }
2040 #endif /* PRISM2_NO_STATION_MODES */
2041
2042
2043 static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2044 struct iw_request_info *info,
2045 struct iw_point *data, char *extra)
2046 {
2047 #ifdef PRISM2_NO_STATION_MODES
2048 return -EOPNOTSUPP;
2049 #else /* PRISM2_NO_STATION_MODES */
2050 struct hostap_interface *iface;
2051 local_info_t *local;
2052 int res;
2053
2054 iface = netdev_priv(dev);
2055 local = iface->local;
2056
2057 /* Wait until the scan is finished. We can probably do better
2058 * than that - Jean II */
2059 if (local->scan_timestamp &&
2060 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2061 /* Important note : we don't want to block the caller
2062 * until results are ready for various reasons.
2063 * First, managing wait queues is complex and racy
2064 * (there may be multiple simultaneous callers).
2065 * Second, we grab some rtnetlink lock before comming
2066 * here (in dev_ioctl()).
2067 * Third, the caller can wait on the Wireless Event
2068 * - Jean II */
2069 return -EAGAIN;
2070 }
2071 local->scan_timestamp = 0;
2072
2073 res = prism2_translate_scan(local, extra, data->length);
2074
2075 if (res >= 0) {
2076 data->length = res;
2077 return 0;
2078 } else {
2079 data->length = 0;
2080 return res;
2081 }
2082 #endif /* PRISM2_NO_STATION_MODES */
2083 }
2084
2085
2086 static int prism2_ioctl_giwscan(struct net_device *dev,
2087 struct iw_request_info *info,
2088 struct iw_point *data, char *extra)
2089 {
2090 struct hostap_interface *iface;
2091 local_info_t *local;
2092 int res;
2093
2094 iface = netdev_priv(dev);
2095 local = iface->local;
2096
2097 if (local->iw_mode == IW_MODE_MASTER) {
2098 /* In MASTER mode, it doesn't make sense to go around
2099 * scanning the frequencies and make the stations we serve
2100 * wait when what the user is really interested about is the
2101 * list of stations and access points we are talking to.
2102 * So, just extract results from our cache...
2103 * Jean II */
2104
2105 /* Translate to WE format */
2106 res = prism2_ap_translate_scan(dev, extra);
2107 if (res >= 0) {
2108 printk(KERN_DEBUG "Scan result translation succeeded "
2109 "(length=%d)\n", res);
2110 data->length = res;
2111 return 0;
2112 } else {
2113 printk(KERN_DEBUG
2114 "Scan result translation failed (res=%d)\n",
2115 res);
2116 data->length = 0;
2117 return res;
2118 }
2119 } else {
2120 /* Station mode */
2121 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2122 }
2123 }
2124
2125
2126 static const struct iw_priv_args prism2_priv[] = {
2127 { PRISM2_IOCTL_MONITOR,
2128 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2129 { PRISM2_IOCTL_READMIF,
2130 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2131 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2132 { PRISM2_IOCTL_WRITEMIF,
2133 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2134 { PRISM2_IOCTL_RESET,
2135 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2136 { PRISM2_IOCTL_INQUIRE,
2137 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2138 { PRISM2_IOCTL_SET_RID_WORD,
2139 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2140 { PRISM2_IOCTL_MACCMD,
2141 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2142 { PRISM2_IOCTL_WDS_ADD,
2143 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2144 { PRISM2_IOCTL_WDS_DEL,
2145 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2146 { PRISM2_IOCTL_ADDMAC,
2147 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2148 { PRISM2_IOCTL_DELMAC,
2149 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2150 { PRISM2_IOCTL_KICKMAC,
2151 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2152 /* --- raw access to sub-ioctls --- */
2153 { PRISM2_IOCTL_PRISM2_PARAM,
2154 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2155 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2156 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2157 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2158 /* --- sub-ioctls handlers --- */
2159 { PRISM2_IOCTL_PRISM2_PARAM,
2160 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2161 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2162 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2163 /* --- sub-ioctls definitions --- */
2164 { PRISM2_PARAM_TXRATECTRL,
2165 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2166 { PRISM2_PARAM_TXRATECTRL,
2167 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2168 { PRISM2_PARAM_BEACON_INT,
2169 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2170 { PRISM2_PARAM_BEACON_INT,
2171 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2172 #ifndef PRISM2_NO_STATION_MODES
2173 { PRISM2_PARAM_PSEUDO_IBSS,
2174 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2175 { PRISM2_PARAM_PSEUDO_IBSS,
2176 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2177 #endif /* PRISM2_NO_STATION_MODES */
2178 { PRISM2_PARAM_ALC,
2179 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2180 { PRISM2_PARAM_ALC,
2181 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2182 { PRISM2_PARAM_DUMP,
2183 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2184 { PRISM2_PARAM_DUMP,
2185 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2186 { PRISM2_PARAM_OTHER_AP_POLICY,
2187 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2188 { PRISM2_PARAM_OTHER_AP_POLICY,
2189 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2190 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2191 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2192 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2193 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2194 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2195 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2196 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2197 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2198 { PRISM2_PARAM_DTIM_PERIOD,
2199 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2200 { PRISM2_PARAM_DTIM_PERIOD,
2201 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2202 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2203 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2204 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2205 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2206 { PRISM2_PARAM_MAX_WDS,
2207 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2208 { PRISM2_PARAM_MAX_WDS,
2209 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2210 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2211 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2212 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2213 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2214 { PRISM2_PARAM_AP_AUTH_ALGS,
2215 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2216 { PRISM2_PARAM_AP_AUTH_ALGS,
2217 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2218 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2219 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2220 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2221 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2222 { PRISM2_PARAM_HOST_ENCRYPT,
2223 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2224 { PRISM2_PARAM_HOST_ENCRYPT,
2225 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2226 { PRISM2_PARAM_HOST_DECRYPT,
2227 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2228 { PRISM2_PARAM_HOST_DECRYPT,
2229 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
2230 #ifndef PRISM2_NO_STATION_MODES
2231 { PRISM2_PARAM_HOST_ROAMING,
2232 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2233 { PRISM2_PARAM_HOST_ROAMING,
2234 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2235 #endif /* PRISM2_NO_STATION_MODES */
2236 { PRISM2_PARAM_BCRX_STA_KEY,
2237 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2238 { PRISM2_PARAM_BCRX_STA_KEY,
2239 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2240 { PRISM2_PARAM_IEEE_802_1X,
2241 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2242 { PRISM2_PARAM_IEEE_802_1X,
2243 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2244 { PRISM2_PARAM_ANTSEL_TX,
2245 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2246 { PRISM2_PARAM_ANTSEL_TX,
2247 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2248 { PRISM2_PARAM_ANTSEL_RX,
2249 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2250 { PRISM2_PARAM_ANTSEL_RX,
2251 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2252 { PRISM2_PARAM_MONITOR_TYPE,
2253 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2254 { PRISM2_PARAM_MONITOR_TYPE,
2255 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2256 { PRISM2_PARAM_WDS_TYPE,
2257 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2258 { PRISM2_PARAM_WDS_TYPE,
2259 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2260 { PRISM2_PARAM_HOSTSCAN,
2261 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2262 { PRISM2_PARAM_HOSTSCAN,
2263 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2264 { PRISM2_PARAM_AP_SCAN,
2265 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2266 { PRISM2_PARAM_AP_SCAN,
2267 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2268 { PRISM2_PARAM_ENH_SEC,
2269 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2270 { PRISM2_PARAM_ENH_SEC,
2271 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2272 #ifdef PRISM2_IO_DEBUG
2273 { PRISM2_PARAM_IO_DEBUG,
2274 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2275 { PRISM2_PARAM_IO_DEBUG,
2276 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2277 #endif /* PRISM2_IO_DEBUG */
2278 { PRISM2_PARAM_BASIC_RATES,
2279 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2280 { PRISM2_PARAM_BASIC_RATES,
2281 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2282 { PRISM2_PARAM_OPER_RATES,
2283 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2284 { PRISM2_PARAM_OPER_RATES,
2285 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2286 { PRISM2_PARAM_HOSTAPD,
2287 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2288 { PRISM2_PARAM_HOSTAPD,
2289 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2290 { PRISM2_PARAM_HOSTAPD_STA,
2291 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2292 { PRISM2_PARAM_HOSTAPD_STA,
2293 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2294 { PRISM2_PARAM_WPA,
2295 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2296 { PRISM2_PARAM_WPA,
2297 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2298 { PRISM2_PARAM_PRIVACY_INVOKED,
2299 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2300 { PRISM2_PARAM_PRIVACY_INVOKED,
2301 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2302 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2303 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2304 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2305 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2306 { PRISM2_PARAM_DROP_UNENCRYPTED,
2307 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2308 { PRISM2_PARAM_DROP_UNENCRYPTED,
2309 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
2310 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2311 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2312 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2313 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
2314 };
2315
2316
2317 static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2318 {
2319 struct hostap_interface *iface;
2320 local_info_t *local;
2321
2322 iface = netdev_priv(dev);
2323 local = iface->local;
2324
2325 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2326 return -EOPNOTSUPP;
2327
2328 return 0;
2329 }
2330
2331
2332 static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2333 struct iw_request_info *info,
2334 void *wrqu, char *extra)
2335 {
2336 struct hostap_interface *iface;
2337 local_info_t *local;
2338 int *i = (int *) extra;
2339 int param = *i;
2340 int value = *(i + 1);
2341 int ret = 0;
2342 u16 val;
2343
2344 iface = netdev_priv(dev);
2345 local = iface->local;
2346
2347 switch (param) {
2348 case PRISM2_PARAM_TXRATECTRL:
2349 local->fw_tx_rate_control = value;
2350 break;
2351
2352 case PRISM2_PARAM_BEACON_INT:
2353 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2354 local->func->reset_port(dev))
2355 ret = -EINVAL;
2356 else
2357 local->beacon_int = value;
2358 break;
2359
2360 #ifndef PRISM2_NO_STATION_MODES
2361 case PRISM2_PARAM_PSEUDO_IBSS:
2362 if (value == local->pseudo_adhoc)
2363 break;
2364
2365 if (value != 0 && value != 1) {
2366 ret = -EINVAL;
2367 break;
2368 }
2369
2370 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2371 dev->name, local->pseudo_adhoc, value);
2372 local->pseudo_adhoc = value;
2373 if (local->iw_mode != IW_MODE_ADHOC)
2374 break;
2375
2376 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2377 hostap_get_porttype(local))) {
2378 ret = -EOPNOTSUPP;
2379 break;
2380 }
2381
2382 if (local->func->reset_port(dev))
2383 ret = -EINVAL;
2384 break;
2385 #endif /* PRISM2_NO_STATION_MODES */
2386
2387 case PRISM2_PARAM_ALC:
2388 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2389 value == 0 ? "Disabling" : "Enabling");
2390 val = HFA384X_TEST_CFG_BIT_ALC;
2391 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2392 (HFA384X_TEST_CFG_BITS << 8),
2393 value == 0 ? 0 : 1, &val, NULL);
2394 break;
2395
2396 case PRISM2_PARAM_DUMP:
2397 local->frame_dump = value;
2398 break;
2399
2400 case PRISM2_PARAM_OTHER_AP_POLICY:
2401 if (value < 0 || value > 3) {
2402 ret = -EINVAL;
2403 break;
2404 }
2405 if (local->ap != NULL)
2406 local->ap->ap_policy = value;
2407 break;
2408
2409 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2410 if (value < 0 || value > 7 * 24 * 60 * 60) {
2411 ret = -EINVAL;
2412 break;
2413 }
2414 if (local->ap != NULL)
2415 local->ap->max_inactivity = value * HZ;
2416 break;
2417
2418 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2419 if (local->ap != NULL)
2420 local->ap->bridge_packets = value;
2421 break;
2422
2423 case PRISM2_PARAM_DTIM_PERIOD:
2424 if (value < 0 || value > 65535) {
2425 ret = -EINVAL;
2426 break;
2427 }
2428 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2429 || local->func->reset_port(dev))
2430 ret = -EINVAL;
2431 else
2432 local->dtim_period = value;
2433 break;
2434
2435 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2436 if (local->ap != NULL)
2437 local->ap->nullfunc_ack = value;
2438 break;
2439
2440 case PRISM2_PARAM_MAX_WDS:
2441 local->wds_max_connections = value;
2442 break;
2443
2444 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2445 if (local->ap != NULL) {
2446 if (!local->ap->autom_ap_wds && value) {
2447 /* add WDS link to all APs in STA table */
2448 hostap_add_wds_links(local);
2449 }
2450 local->ap->autom_ap_wds = value;
2451 }
2452 break;
2453
2454 case PRISM2_PARAM_AP_AUTH_ALGS:
2455 local->auth_algs = value;
2456 if (hostap_set_auth_algs(local))
2457 ret = -EINVAL;
2458 break;
2459
2460 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2461 local->monitor_allow_fcserr = value;
2462 break;
2463
2464 case PRISM2_PARAM_HOST_ENCRYPT:
2465 local->host_encrypt = value;
2466 if (hostap_set_encryption(local) ||
2467 local->func->reset_port(dev))
2468 ret = -EINVAL;
2469 break;
2470
2471 case PRISM2_PARAM_HOST_DECRYPT:
2472 local->host_decrypt = value;
2473 if (hostap_set_encryption(local) ||
2474 local->func->reset_port(dev))
2475 ret = -EINVAL;
2476 break;
2477
2478 #ifndef PRISM2_NO_STATION_MODES
2479 case PRISM2_PARAM_HOST_ROAMING:
2480 if (value < 0 || value > 2) {
2481 ret = -EINVAL;
2482 break;
2483 }
2484 local->host_roaming = value;
2485 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2486 ret = -EINVAL;
2487 break;
2488 #endif /* PRISM2_NO_STATION_MODES */
2489
2490 case PRISM2_PARAM_BCRX_STA_KEY:
2491 local->bcrx_sta_key = value;
2492 break;
2493
2494 case PRISM2_PARAM_IEEE_802_1X:
2495 local->ieee_802_1x = value;
2496 break;
2497
2498 case PRISM2_PARAM_ANTSEL_TX:
2499 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2500 ret = -EINVAL;
2501 break;
2502 }
2503 local->antsel_tx = value;
2504 hostap_set_antsel(local);
2505 break;
2506
2507 case PRISM2_PARAM_ANTSEL_RX:
2508 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2509 ret = -EINVAL;
2510 break;
2511 }
2512 local->antsel_rx = value;
2513 hostap_set_antsel(local);
2514 break;
2515
2516 case PRISM2_PARAM_MONITOR_TYPE:
2517 if (value != PRISM2_MONITOR_80211 &&
2518 value != PRISM2_MONITOR_CAPHDR &&
2519 value != PRISM2_MONITOR_PRISM) {
2520 ret = -EINVAL;
2521 break;
2522 }
2523 local->monitor_type = value;
2524 if (local->iw_mode == IW_MODE_MONITOR)
2525 hostap_monitor_set_type(local);
2526 break;
2527
2528 case PRISM2_PARAM_WDS_TYPE:
2529 local->wds_type = value;
2530 break;
2531
2532 case PRISM2_PARAM_HOSTSCAN:
2533 {
2534 struct hfa384x_hostscan_request scan_req;
2535 u16 rate;
2536
2537 memset(&scan_req, 0, sizeof(scan_req));
2538 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
2539 switch (value) {
2540 case 1: rate = HFA384X_RATES_1MBPS; break;
2541 case 2: rate = HFA384X_RATES_2MBPS; break;
2542 case 3: rate = HFA384X_RATES_5MBPS; break;
2543 case 4: rate = HFA384X_RATES_11MBPS; break;
2544 default: rate = HFA384X_RATES_1MBPS; break;
2545 }
2546 scan_req.txrate = cpu_to_le16(rate);
2547 /* leave SSID empty to accept all SSIDs */
2548
2549 if (local->iw_mode == IW_MODE_MASTER) {
2550 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2551 HFA384X_PORTTYPE_BSS) ||
2552 local->func->reset_port(dev))
2553 printk(KERN_DEBUG "Leaving Host AP mode "
2554 "for HostScan failed\n");
2555 }
2556
2557 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2558 sizeof(scan_req))) {
2559 printk(KERN_DEBUG "HOSTSCAN failed\n");
2560 ret = -EINVAL;
2561 }
2562 if (local->iw_mode == IW_MODE_MASTER) {
2563 wait_queue_t __wait;
2564 init_waitqueue_entry(&__wait, current);
2565 add_wait_queue(&local->hostscan_wq, &__wait);
2566 set_current_state(TASK_INTERRUPTIBLE);
2567 schedule_timeout(HZ);
2568 if (signal_pending(current))
2569 ret = -EINTR;
2570 set_current_state(TASK_RUNNING);
2571 remove_wait_queue(&local->hostscan_wq, &__wait);
2572
2573 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2574 HFA384X_PORTTYPE_HOSTAP) ||
2575 local->func->reset_port(dev))
2576 printk(KERN_DEBUG "Returning to Host AP mode "
2577 "after HostScan failed\n");
2578 }
2579 break;
2580 }
2581
2582 case PRISM2_PARAM_AP_SCAN:
2583 local->passive_scan_interval = value;
2584 if (timer_pending(&local->passive_scan_timer))
2585 del_timer(&local->passive_scan_timer);
2586 if (value > 0) {
2587 local->passive_scan_timer.expires = jiffies +
2588 local->passive_scan_interval * HZ;
2589 add_timer(&local->passive_scan_timer);
2590 }
2591 break;
2592
2593 case PRISM2_PARAM_ENH_SEC:
2594 if (value < 0 || value > 3) {
2595 ret = -EINVAL;
2596 break;
2597 }
2598 local->enh_sec = value;
2599 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2600 local->enh_sec) ||
2601 local->func->reset_port(dev)) {
2602 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2603 "1.6.3 or newer\n", dev->name);
2604 ret = -EOPNOTSUPP;
2605 }
2606 break;
2607
2608 #ifdef PRISM2_IO_DEBUG
2609 case PRISM2_PARAM_IO_DEBUG:
2610 local->io_debug_enabled = value;
2611 break;
2612 #endif /* PRISM2_IO_DEBUG */
2613
2614 case PRISM2_PARAM_BASIC_RATES:
2615 if ((value & local->tx_rate_control) != value || value == 0) {
2616 printk(KERN_INFO "%s: invalid basic rate set - basic "
2617 "rates must be in supported rate set\n",
2618 dev->name);
2619 ret = -EINVAL;
2620 break;
2621 }
2622 local->basic_rates = value;
2623 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2624 local->basic_rates) ||
2625 local->func->reset_port(dev))
2626 ret = -EINVAL;
2627 break;
2628
2629 case PRISM2_PARAM_OPER_RATES:
2630 local->tx_rate_control = value;
2631 if (hostap_set_rate(dev))
2632 ret = -EINVAL;
2633 break;
2634
2635 case PRISM2_PARAM_HOSTAPD:
2636 ret = hostap_set_hostapd(local, value, 1);
2637 break;
2638
2639 case PRISM2_PARAM_HOSTAPD_STA:
2640 ret = hostap_set_hostapd_sta(local, value, 1);
2641 break;
2642
2643 case PRISM2_PARAM_WPA:
2644 local->wpa = value;
2645 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2646 ret = -EOPNOTSUPP;
2647 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2648 value ? 1 : 0))
2649 ret = -EINVAL;
2650 break;
2651
2652 case PRISM2_PARAM_PRIVACY_INVOKED:
2653 local->privacy_invoked = value;
2654 if (hostap_set_encryption(local) ||
2655 local->func->reset_port(dev))
2656 ret = -EINVAL;
2657 break;
2658
2659 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2660 local->tkip_countermeasures = value;
2661 break;
2662
2663 case PRISM2_PARAM_DROP_UNENCRYPTED:
2664 local->drop_unencrypted = value;
2665 break;
2666
2667 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2668 local->scan_channel_mask = value;
2669 break;
2670
2671 default:
2672 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2673 dev->name, param);
2674 ret = -EOPNOTSUPP;
2675 break;
2676 }
2677
2678 return ret;
2679 }
2680
2681
2682 static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2683 struct iw_request_info *info,
2684 void *wrqu, char *extra)
2685 {
2686 struct hostap_interface *iface;
2687 local_info_t *local;
2688 int *param = (int *) extra;
2689 int ret = 0;
2690
2691 iface = netdev_priv(dev);
2692 local = iface->local;
2693
2694 switch (*param) {
2695 case PRISM2_PARAM_TXRATECTRL:
2696 *param = local->fw_tx_rate_control;
2697 break;
2698
2699 case PRISM2_PARAM_BEACON_INT:
2700 *param = local->beacon_int;
2701 break;
2702
2703 case PRISM2_PARAM_PSEUDO_IBSS:
2704 *param = local->pseudo_adhoc;
2705 break;
2706
2707 case PRISM2_PARAM_ALC:
2708 ret = -EOPNOTSUPP; /* FIX */
2709 break;
2710
2711 case PRISM2_PARAM_DUMP:
2712 *param = local->frame_dump;
2713 break;
2714
2715 case PRISM2_PARAM_OTHER_AP_POLICY:
2716 if (local->ap != NULL)
2717 *param = local->ap->ap_policy;
2718 else
2719 ret = -EOPNOTSUPP;
2720 break;
2721
2722 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2723 if (local->ap != NULL)
2724 *param = local->ap->max_inactivity / HZ;
2725 else
2726 ret = -EOPNOTSUPP;
2727 break;
2728
2729 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2730 if (local->ap != NULL)
2731 *param = local->ap->bridge_packets;
2732 else
2733 ret = -EOPNOTSUPP;
2734 break;
2735
2736 case PRISM2_PARAM_DTIM_PERIOD:
2737 *param = local->dtim_period;
2738 break;
2739
2740 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2741 if (local->ap != NULL)
2742 *param = local->ap->nullfunc_ack;
2743 else
2744 ret = -EOPNOTSUPP;
2745 break;
2746
2747 case PRISM2_PARAM_MAX_WDS:
2748 *param = local->wds_max_connections;
2749 break;
2750
2751 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2752 if (local->ap != NULL)
2753 *param = local->ap->autom_ap_wds;
2754 else
2755 ret = -EOPNOTSUPP;
2756 break;
2757
2758 case PRISM2_PARAM_AP_AUTH_ALGS:
2759 *param = local->auth_algs;
2760 break;
2761
2762 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2763 *param = local->monitor_allow_fcserr;
2764 break;
2765
2766 case PRISM2_PARAM_HOST_ENCRYPT:
2767 *param = local->host_encrypt;
2768 break;
2769
2770 case PRISM2_PARAM_HOST_DECRYPT:
2771 *param = local->host_decrypt;
2772 break;
2773
2774 case PRISM2_PARAM_HOST_ROAMING:
2775 *param = local->host_roaming;
2776 break;
2777
2778 case PRISM2_PARAM_BCRX_STA_KEY:
2779 *param = local->bcrx_sta_key;
2780 break;
2781
2782 case PRISM2_PARAM_IEEE_802_1X:
2783 *param = local->ieee_802_1x;
2784 break;
2785
2786 case PRISM2_PARAM_ANTSEL_TX:
2787 *param = local->antsel_tx;
2788 break;
2789
2790 case PRISM2_PARAM_ANTSEL_RX:
2791 *param = local->antsel_rx;
2792 break;
2793
2794 case PRISM2_PARAM_MONITOR_TYPE:
2795 *param = local->monitor_type;
2796 break;
2797
2798 case PRISM2_PARAM_WDS_TYPE:
2799 *param = local->wds_type;
2800 break;
2801
2802 case PRISM2_PARAM_HOSTSCAN:
2803 ret = -EOPNOTSUPP;
2804 break;
2805
2806 case PRISM2_PARAM_AP_SCAN:
2807 *param = local->passive_scan_interval;
2808 break;
2809
2810 case PRISM2_PARAM_ENH_SEC:
2811 *param = local->enh_sec;
2812 break;
2813
2814 #ifdef PRISM2_IO_DEBUG
2815 case PRISM2_PARAM_IO_DEBUG:
2816 *param = local->io_debug_enabled;
2817 break;
2818 #endif /* PRISM2_IO_DEBUG */
2819
2820 case PRISM2_PARAM_BASIC_RATES:
2821 *param = local->basic_rates;
2822 break;
2823
2824 case PRISM2_PARAM_OPER_RATES:
2825 *param = local->tx_rate_control;
2826 break;
2827
2828 case PRISM2_PARAM_HOSTAPD:
2829 *param = local->hostapd;
2830 break;
2831
2832 case PRISM2_PARAM_HOSTAPD_STA:
2833 *param = local->hostapd_sta;
2834 break;
2835
2836 case PRISM2_PARAM_WPA:
2837 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2838 ret = -EOPNOTSUPP;
2839 *param = local->wpa;
2840 break;
2841
2842 case PRISM2_PARAM_PRIVACY_INVOKED:
2843 *param = local->privacy_invoked;
2844 break;
2845
2846 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2847 *param = local->tkip_countermeasures;
2848 break;
2849
2850 case PRISM2_PARAM_DROP_UNENCRYPTED:
2851 *param = local->drop_unencrypted;
2852 break;
2853
2854 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2855 *param = local->scan_channel_mask;
2856 break;
2857
2858 default:
2859 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2860 dev->name, *param);
2861 ret = -EOPNOTSUPP;
2862 break;
2863 }
2864
2865 return ret;
2866 }
2867
2868
2869 static int prism2_ioctl_priv_readmif(struct net_device *dev,
2870 struct iw_request_info *info,
2871 void *wrqu, char *extra)
2872 {
2873 struct hostap_interface *iface;
2874 local_info_t *local;
2875 u16 resp0;
2876
2877 iface = netdev_priv(dev);
2878 local = iface->local;
2879
2880 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2881 &resp0))
2882 return -EOPNOTSUPP;
2883 else
2884 *extra = resp0;
2885
2886 return 0;
2887 }
2888
2889
2890 static int prism2_ioctl_priv_writemif(struct net_device *dev,
2891 struct iw_request_info *info,
2892 void *wrqu, char *extra)
2893 {
2894 struct hostap_interface *iface;
2895 local_info_t *local;
2896 u16 cr, val;
2897
2898 iface = netdev_priv(dev);
2899 local = iface->local;
2900
2901 cr = *extra;
2902 val = *(extra + 1);
2903 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2904 return -EOPNOTSUPP;
2905
2906 return 0;
2907 }
2908
2909
2910 static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2911 {
2912 struct hostap_interface *iface;
2913 local_info_t *local;
2914 int ret = 0;
2915 u32 mode;
2916
2917 iface = netdev_priv(dev);
2918 local = iface->local;
2919
2920 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2921 "- update software to use iwconfig mode monitor\n",
2922 dev->name, task_pid_nr(current), current->comm);
2923
2924 /* Backward compatibility code - this can be removed at some point */
2925
2926 if (*i == 0) {
2927 /* Disable monitor mode - old mode was not saved, so go to
2928 * Master mode */
2929 mode = IW_MODE_MASTER;
2930 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2931 } else if (*i == 1) {
2932 /* netlink socket mode is not supported anymore since it did
2933 * not separate different devices from each other and was not
2934 * best method for delivering large amount of packets to
2935 * user space */
2936 ret = -EOPNOTSUPP;
2937 } else if (*i == 2 || *i == 3) {
2938 switch (*i) {
2939 case 2:
2940 local->monitor_type = PRISM2_MONITOR_80211;
2941 break;
2942 case 3:
2943 local->monitor_type = PRISM2_MONITOR_PRISM;
2944 break;
2945 }
2946 mode = IW_MODE_MONITOR;
2947 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2948 hostap_monitor_mode_enable(local);
2949 } else
2950 ret = -EINVAL;
2951
2952 return ret;
2953 }
2954
2955
2956 static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2957 {
2958 struct hostap_interface *iface;
2959 local_info_t *local;
2960
2961 iface = netdev_priv(dev);
2962 local = iface->local;
2963
2964 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2965 switch (*i) {
2966 case 0:
2967 /* Disable and enable card */
2968 local->func->hw_shutdown(dev, 1);
2969 local->func->hw_config(dev, 0);
2970 break;
2971
2972 case 1:
2973 /* COR sreset */
2974 local->func->hw_reset(dev);
2975 break;
2976
2977 case 2:
2978 /* Disable and enable port 0 */
2979 local->func->reset_port(dev);
2980 break;
2981
2982 case 3:
2983 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
2984 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
2985 NULL))
2986 return -EINVAL;
2987 break;
2988
2989 case 4:
2990 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
2991 NULL))
2992 return -EINVAL;
2993 break;
2994
2995 default:
2996 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
2997 return -EOPNOTSUPP;
2998 }
2999
3000 return 0;
3001 }
3002
3003
3004 static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
3005 {
3006 int rid = *i;
3007 int value = *(i + 1);
3008
3009 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
3010
3011 if (hostap_set_word(dev, rid, value))
3012 return -EINVAL;
3013
3014 return 0;
3015 }
3016
3017
3018 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
3019 static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3020 {
3021 int ret = 0;
3022
3023 switch (*cmd) {
3024 case AP_MAC_CMD_POLICY_OPEN:
3025 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3026 break;
3027 case AP_MAC_CMD_POLICY_ALLOW:
3028 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3029 break;
3030 case AP_MAC_CMD_POLICY_DENY:
3031 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3032 break;
3033 case AP_MAC_CMD_FLUSH:
3034 ap_control_flush_macs(&local->ap->mac_restrictions);
3035 break;
3036 case AP_MAC_CMD_KICKALL:
3037 ap_control_kickall(local->ap);
3038 hostap_deauth_all_stas(local->dev, local->ap, 0);
3039 break;
3040 default:
3041 ret = -EOPNOTSUPP;
3042 break;
3043 }
3044
3045 return ret;
3046 }
3047 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3048
3049
3050 #ifdef PRISM2_DOWNLOAD_SUPPORT
3051 static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3052 {
3053 struct prism2_download_param *param;
3054 int ret = 0;
3055
3056 if (p->length < sizeof(struct prism2_download_param) ||
3057 p->length > 1024 || !p->pointer)
3058 return -EINVAL;
3059
3060 param = (struct prism2_download_param *)
3061 kmalloc(p->length, GFP_KERNEL);
3062 if (param == NULL)
3063 return -ENOMEM;
3064
3065 if (copy_from_user(param, p->pointer, p->length)) {
3066 ret = -EFAULT;
3067 goto out;
3068 }
3069
3070 if (p->length < sizeof(struct prism2_download_param) +
3071 param->num_areas * sizeof(struct prism2_download_area)) {
3072 ret = -EINVAL;
3073 goto out;
3074 }
3075
3076 ret = local->func->download(local, param);
3077
3078 out:
3079 kfree(param);
3080 return ret;
3081 }
3082 #endif /* PRISM2_DOWNLOAD_SUPPORT */
3083
3084
3085 static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3086 size_t len)
3087 {
3088 struct hostap_interface *iface = netdev_priv(dev);
3089 local_info_t *local = iface->local;
3090 u8 *buf;
3091
3092 /*
3093 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3094 * includes it.
3095 */
3096 buf = kmalloc(len + 2, GFP_KERNEL);
3097 if (buf == NULL)
3098 return -ENOMEM;
3099
3100 *((__le16 *) buf) = cpu_to_le16(len);
3101 memcpy(buf + 2, elem, len);
3102
3103 kfree(local->generic_elem);
3104 local->generic_elem = buf;
3105 local->generic_elem_len = len + 2;
3106
3107 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3108 buf, len + 2);
3109 }
3110
3111
3112 static int prism2_ioctl_siwauth(struct net_device *dev,
3113 struct iw_request_info *info,
3114 struct iw_param *data, char *extra)
3115 {
3116 struct hostap_interface *iface = netdev_priv(dev);
3117 local_info_t *local = iface->local;
3118
3119 switch (data->flags & IW_AUTH_INDEX) {
3120 case IW_AUTH_WPA_VERSION:
3121 case IW_AUTH_CIPHER_PAIRWISE:
3122 case IW_AUTH_CIPHER_GROUP:
3123 case IW_AUTH_KEY_MGMT:
3124 /*
3125 * Host AP driver does not use these parameters and allows
3126 * wpa_supplicant to control them internally.
3127 */
3128 break;
3129 case IW_AUTH_TKIP_COUNTERMEASURES:
3130 local->tkip_countermeasures = data->value;
3131 break;
3132 case IW_AUTH_DROP_UNENCRYPTED:
3133 local->drop_unencrypted = data->value;
3134 break;
3135 case IW_AUTH_80211_AUTH_ALG:
3136 local->auth_algs = data->value;
3137 break;
3138 case IW_AUTH_WPA_ENABLED:
3139 if (data->value == 0) {
3140 local->wpa = 0;
3141 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3142 break;
3143 prism2_set_genericelement(dev, "", 0);
3144 local->host_roaming = 0;
3145 local->privacy_invoked = 0;
3146 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3147 0) ||
3148 hostap_set_roaming(local) ||
3149 hostap_set_encryption(local) ||
3150 local->func->reset_port(dev))
3151 return -EINVAL;
3152 break;
3153 }
3154 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3155 return -EOPNOTSUPP;
3156 local->host_roaming = 2;
3157 local->privacy_invoked = 1;
3158 local->wpa = 1;
3159 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3160 hostap_set_roaming(local) ||
3161 hostap_set_encryption(local) ||
3162 local->func->reset_port(dev))
3163 return -EINVAL;
3164 break;
3165 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3166 local->ieee_802_1x = data->value;
3167 break;
3168 case IW_AUTH_PRIVACY_INVOKED:
3169 local->privacy_invoked = data->value;
3170 break;
3171 default:
3172 return -EOPNOTSUPP;
3173 }
3174 return 0;
3175 }
3176
3177
3178 static int prism2_ioctl_giwauth(struct net_device *dev,
3179 struct iw_request_info *info,
3180 struct iw_param *data, char *extra)
3181 {
3182 struct hostap_interface *iface = netdev_priv(dev);
3183 local_info_t *local = iface->local;
3184
3185 switch (data->flags & IW_AUTH_INDEX) {
3186 case IW_AUTH_WPA_VERSION:
3187 case IW_AUTH_CIPHER_PAIRWISE:
3188 case IW_AUTH_CIPHER_GROUP:
3189 case IW_AUTH_KEY_MGMT:
3190 /*
3191 * Host AP driver does not use these parameters and allows
3192 * wpa_supplicant to control them internally.
3193 */
3194 return -EOPNOTSUPP;
3195 case IW_AUTH_TKIP_COUNTERMEASURES:
3196 data->value = local->tkip_countermeasures;
3197 break;
3198 case IW_AUTH_DROP_UNENCRYPTED:
3199 data->value = local->drop_unencrypted;
3200 break;
3201 case IW_AUTH_80211_AUTH_ALG:
3202 data->value = local->auth_algs;
3203 break;
3204 case IW_AUTH_WPA_ENABLED:
3205 data->value = local->wpa;
3206 break;
3207 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3208 data->value = local->ieee_802_1x;
3209 break;
3210 default:
3211 return -EOPNOTSUPP;
3212 }
3213 return 0;
3214 }
3215
3216
3217 static int prism2_ioctl_siwencodeext(struct net_device *dev,
3218 struct iw_request_info *info,
3219 struct iw_point *erq, char *extra)
3220 {
3221 struct hostap_interface *iface = netdev_priv(dev);
3222 local_info_t *local = iface->local;
3223 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3224 int i, ret = 0;
3225 struct ieee80211_crypto_ops *ops;
3226 struct ieee80211_crypt_data **crypt;
3227 void *sta_ptr;
3228 u8 *addr;
3229 const char *alg, *module;
3230
3231 i = erq->flags & IW_ENCODE_INDEX;
3232 if (i > WEP_KEYS)
3233 return -EINVAL;
3234 if (i < 1 || i > WEP_KEYS)
3235 i = local->tx_keyidx;
3236 else
3237 i--;
3238 if (i < 0 || i >= WEP_KEYS)
3239 return -EINVAL;
3240
3241 addr = ext->addr.sa_data;
3242 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3243 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3244 sta_ptr = NULL;
3245 crypt = &local->crypt[i];
3246 } else {
3247 if (i != 0)
3248 return -EINVAL;
3249 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3250 if (sta_ptr == NULL) {
3251 if (local->iw_mode == IW_MODE_INFRA) {
3252 /*
3253 * TODO: add STA entry for the current AP so
3254 * that unicast key can be used. For now, this
3255 * is emulated by using default key idx 0.
3256 */
3257 i = 0;
3258 crypt = &local->crypt[i];
3259 } else
3260 return -EINVAL;
3261 }
3262 }
3263
3264 if ((erq->flags & IW_ENCODE_DISABLED) ||
3265 ext->alg == IW_ENCODE_ALG_NONE) {
3266 if (*crypt)
3267 prism2_crypt_delayed_deinit(local, crypt);
3268 goto done;
3269 }
3270
3271 switch (ext->alg) {
3272 case IW_ENCODE_ALG_WEP:
3273 alg = "WEP";
3274 module = "ieee80211_crypt_wep";
3275 break;
3276 case IW_ENCODE_ALG_TKIP:
3277 alg = "TKIP";
3278 module = "ieee80211_crypt_tkip";
3279 break;
3280 case IW_ENCODE_ALG_CCMP:
3281 alg = "CCMP";
3282 module = "ieee80211_crypt_ccmp";
3283 break;
3284 default:
3285 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3286 local->dev->name, ext->alg);
3287 ret = -EOPNOTSUPP;
3288 goto done;
3289 }
3290
3291 ops = ieee80211_get_crypto_ops(alg);
3292 if (ops == NULL) {
3293 request_module(module);
3294 ops = ieee80211_get_crypto_ops(alg);
3295 }
3296 if (ops == NULL) {
3297 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3298 local->dev->name, alg);
3299 ret = -EOPNOTSUPP;
3300 goto done;
3301 }
3302
3303 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3304 /*
3305 * Per station encryption and other than WEP algorithms
3306 * require host-based encryption, so force them on
3307 * automatically.
3308 */
3309 local->host_decrypt = local->host_encrypt = 1;
3310 }
3311
3312 if (*crypt == NULL || (*crypt)->ops != ops) {
3313 struct ieee80211_crypt_data *new_crypt;
3314
3315 prism2_crypt_delayed_deinit(local, crypt);
3316
3317 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
3318 GFP_KERNEL);
3319 if (new_crypt == NULL) {
3320 ret = -ENOMEM;
3321 goto done;
3322 }
3323 new_crypt->ops = ops;
3324 new_crypt->priv = new_crypt->ops->init(i);
3325 if (new_crypt->priv == NULL) {
3326 kfree(new_crypt);
3327 ret = -EINVAL;
3328 goto done;
3329 }
3330
3331 *crypt = new_crypt;
3332 }
3333
3334 /*
3335 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3336 * existing seq# should not be changed.
3337 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3338 * should be changed to something else than zero.
3339 */
3340 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3341 && (*crypt)->ops->set_key &&
3342 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3343 (*crypt)->priv) < 0) {
3344 printk(KERN_DEBUG "%s: key setting failed\n",
3345 local->dev->name);
3346 ret = -EINVAL;
3347 goto done;
3348 }
3349
3350 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3351 if (!sta_ptr)
3352 local->tx_keyidx = i;
3353 }
3354
3355
3356 if (sta_ptr == NULL && ext->key_len > 0) {
3357 int first = 1, j;
3358 for (j = 0; j < WEP_KEYS; j++) {
3359 if (j != i && local->crypt[j]) {
3360 first = 0;
3361 break;
3362 }
3363 }
3364 if (first)
3365 local->tx_keyidx = i;
3366 }
3367
3368 done:
3369 if (sta_ptr)
3370 hostap_handle_sta_release(sta_ptr);
3371
3372 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3373
3374 /*
3375 * Do not reset port0 if card is in Managed mode since resetting will
3376 * generate new IEEE 802.11 authentication which may end up in looping
3377 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3378 * after WEP configuration. However, keys are apparently changed at
3379 * least in Managed mode.
3380 */
3381 if (ret == 0 &&
3382 (hostap_set_encryption(local) ||
3383 (local->iw_mode != IW_MODE_INFRA &&
3384 local->func->reset_port(local->dev))))
3385 ret = -EINVAL;
3386
3387 return ret;
3388 }
3389
3390
3391 static int prism2_ioctl_giwencodeext(struct net_device *dev,
3392 struct iw_request_info *info,
3393 struct iw_point *erq, char *extra)
3394 {
3395 struct hostap_interface *iface = netdev_priv(dev);
3396 local_info_t *local = iface->local;
3397 struct ieee80211_crypt_data **crypt;
3398 void *sta_ptr;
3399 int max_key_len, i;
3400 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3401 u8 *addr;
3402
3403 max_key_len = erq->length - sizeof(*ext);
3404 if (max_key_len < 0)
3405 return -EINVAL;
3406
3407 i = erq->flags & IW_ENCODE_INDEX;
3408 if (i < 1 || i > WEP_KEYS)
3409 i = local->tx_keyidx;
3410 else
3411 i--;
3412
3413 addr = ext->addr.sa_data;
3414 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3415 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3416 sta_ptr = NULL;
3417 crypt = &local->crypt[i];
3418 } else {
3419 i = 0;
3420 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3421 if (sta_ptr == NULL)
3422 return -EINVAL;
3423 }
3424 erq->flags = i + 1;
3425 memset(ext, 0, sizeof(*ext));
3426
3427 if (*crypt == NULL || (*crypt)->ops == NULL) {
3428 ext->alg = IW_ENCODE_ALG_NONE;
3429 ext->key_len = 0;
3430 erq->flags |= IW_ENCODE_DISABLED;
3431 } else {
3432 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3433 ext->alg = IW_ENCODE_ALG_WEP;
3434 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3435 ext->alg = IW_ENCODE_ALG_TKIP;
3436 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3437 ext->alg = IW_ENCODE_ALG_CCMP;
3438 else
3439 return -EINVAL;
3440
3441 if ((*crypt)->ops->get_key) {
3442 ext->key_len =
3443 (*crypt)->ops->get_key(ext->key,
3444 max_key_len,
3445 ext->tx_seq,
3446 (*crypt)->priv);
3447 if (ext->key_len &&
3448 (ext->alg == IW_ENCODE_ALG_TKIP ||
3449 ext->alg == IW_ENCODE_ALG_CCMP))
3450 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3451 }
3452 }
3453
3454 if (sta_ptr)
3455 hostap_handle_sta_release(sta_ptr);
3456
3457 return 0;
3458 }
3459
3460
3461 static int prism2_ioctl_set_encryption(local_info_t *local,
3462 struct prism2_hostapd_param *param,
3463 int param_len)
3464 {
3465 int ret = 0;
3466 struct ieee80211_crypto_ops *ops;
3467 struct ieee80211_crypt_data **crypt;
3468 void *sta_ptr;
3469
3470 param->u.crypt.err = 0;
3471 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3472
3473 if (param_len !=
3474 (int) ((char *) param->u.crypt.key - (char *) param) +
3475 param->u.crypt.key_len)
3476 return -EINVAL;
3477
3478 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3479 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3480 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3481 if (param->u.crypt.idx >= WEP_KEYS)
3482 return -EINVAL;
3483 sta_ptr = NULL;
3484 crypt = &local->crypt[param->u.crypt.idx];
3485 } else {
3486 if (param->u.crypt.idx)
3487 return -EINVAL;
3488 sta_ptr = ap_crypt_get_ptrs(
3489 local->ap, param->sta_addr,
3490 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3491 &crypt);
3492
3493 if (sta_ptr == NULL) {
3494 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3495 return -EINVAL;
3496 }
3497 }
3498
3499 if (strcmp(param->u.crypt.alg, "none") == 0) {
3500 if (crypt)
3501 prism2_crypt_delayed_deinit(local, crypt);
3502 goto done;
3503 }
3504
3505 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3506 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
3507 request_module("ieee80211_crypt_wep");
3508 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3509 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
3510 request_module("ieee80211_crypt_tkip");
3511 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3512 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
3513 request_module("ieee80211_crypt_ccmp");
3514 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3515 }
3516 if (ops == NULL) {
3517 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3518 local->dev->name, param->u.crypt.alg);
3519 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3520 ret = -EINVAL;
3521 goto done;
3522 }
3523
3524 /* station based encryption and other than WEP algorithms require
3525 * host-based encryption, so force them on automatically */
3526 local->host_decrypt = local->host_encrypt = 1;
3527
3528 if (*crypt == NULL || (*crypt)->ops != ops) {
3529 struct ieee80211_crypt_data *new_crypt;
3530
3531 prism2_crypt_delayed_deinit(local, crypt);
3532
3533 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
3534 GFP_KERNEL);
3535 if (new_crypt == NULL) {
3536 ret = -ENOMEM;
3537 goto done;
3538 }
3539 new_crypt->ops = ops;
3540 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3541 if (new_crypt->priv == NULL) {
3542 kfree(new_crypt);
3543 param->u.crypt.err =
3544 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3545 ret = -EINVAL;
3546 goto done;
3547 }
3548
3549 *crypt = new_crypt;
3550 }
3551
3552 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3553 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3554 (*crypt)->ops->set_key(param->u.crypt.key,
3555 param->u.crypt.key_len, param->u.crypt.seq,
3556 (*crypt)->priv) < 0) {
3557 printk(KERN_DEBUG "%s: key setting failed\n",
3558 local->dev->name);
3559 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3560 ret = -EINVAL;
3561 goto done;
3562 }
3563
3564 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3565 if (!sta_ptr)
3566 local->tx_keyidx = param->u.crypt.idx;
3567 else if (param->u.crypt.idx) {
3568 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3569 local->dev->name);
3570 param->u.crypt.err =
3571 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3572 ret = -EINVAL;
3573 goto done;
3574 }
3575 }
3576
3577 done:
3578 if (sta_ptr)
3579 hostap_handle_sta_release(sta_ptr);
3580
3581 /* Do not reset port0 if card is in Managed mode since resetting will
3582 * generate new IEEE 802.11 authentication which may end up in looping
3583 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3584 * after WEP configuration. However, keys are apparently changed at
3585 * least in Managed mode. */
3586 if (ret == 0 &&
3587 (hostap_set_encryption(local) ||
3588 (local->iw_mode != IW_MODE_INFRA &&
3589 local->func->reset_port(local->dev)))) {
3590 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3591 return -EINVAL;
3592 }
3593
3594 return ret;
3595 }
3596
3597
3598 static int prism2_ioctl_get_encryption(local_info_t *local,
3599 struct prism2_hostapd_param *param,
3600 int param_len)
3601 {
3602 struct ieee80211_crypt_data **crypt;
3603 void *sta_ptr;
3604 int max_key_len;
3605
3606 param->u.crypt.err = 0;
3607
3608 max_key_len = param_len -
3609 (int) ((char *) param->u.crypt.key - (char *) param);
3610 if (max_key_len < 0)
3611 return -EINVAL;
3612
3613 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3614 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3615 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3616 sta_ptr = NULL;
3617 if (param->u.crypt.idx >= WEP_KEYS)
3618 param->u.crypt.idx = local->tx_keyidx;
3619 crypt = &local->crypt[param->u.crypt.idx];
3620 } else {
3621 param->u.crypt.idx = 0;
3622 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3623 &crypt);
3624
3625 if (sta_ptr == NULL) {
3626 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3627 return -EINVAL;
3628 }
3629 }
3630
3631 if (*crypt == NULL || (*crypt)->ops == NULL) {
3632 memcpy(param->u.crypt.alg, "none", 5);
3633 param->u.crypt.key_len = 0;
3634 param->u.crypt.idx = 0xff;
3635 } else {
3636 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3637 HOSTAP_CRYPT_ALG_NAME_LEN);
3638 param->u.crypt.key_len = 0;
3639
3640 memset(param->u.crypt.seq, 0, 8);
3641 if ((*crypt)->ops->get_key) {
3642 param->u.crypt.key_len =
3643 (*crypt)->ops->get_key(param->u.crypt.key,
3644 max_key_len,
3645 param->u.crypt.seq,
3646 (*crypt)->priv);
3647 }
3648 }
3649
3650 if (sta_ptr)
3651 hostap_handle_sta_release(sta_ptr);
3652
3653 return 0;
3654 }
3655
3656
3657 static int prism2_ioctl_get_rid(local_info_t *local,
3658 struct prism2_hostapd_param *param,
3659 int param_len)
3660 {
3661 int max_len, res;
3662
3663 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3664 if (max_len < 0)
3665 return -EINVAL;
3666
3667 res = local->func->get_rid(local->dev, param->u.rid.rid,
3668 param->u.rid.data, param->u.rid.len, 0);
3669 if (res >= 0) {
3670 param->u.rid.len = res;
3671 return 0;
3672 }
3673
3674 return res;
3675 }
3676
3677
3678 static int prism2_ioctl_set_rid(local_info_t *local,
3679 struct prism2_hostapd_param *param,
3680 int param_len)
3681 {
3682 int max_len;
3683
3684 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3685 if (max_len < 0 || max_len < param->u.rid.len)
3686 return -EINVAL;
3687
3688 return local->func->set_rid(local->dev, param->u.rid.rid,
3689 param->u.rid.data, param->u.rid.len);
3690 }
3691
3692
3693 static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3694 struct prism2_hostapd_param *param,
3695 int param_len)
3696 {
3697 DECLARE_MAC_BUF(mac);
3698 printk(KERN_DEBUG "%ssta: associated as client with AP "
3699 "%s\n",
3700 local->dev->name, print_mac(mac, param->sta_addr));
3701 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3702 return 0;
3703 }
3704
3705
3706 static int prism2_ioctl_siwgenie(struct net_device *dev,
3707 struct iw_request_info *info,
3708 struct iw_point *data, char *extra)
3709 {
3710 return prism2_set_genericelement(dev, extra, data->length);
3711 }
3712
3713
3714 static int prism2_ioctl_giwgenie(struct net_device *dev,
3715 struct iw_request_info *info,
3716 struct iw_point *data, char *extra)
3717 {
3718 struct hostap_interface *iface = netdev_priv(dev);
3719 local_info_t *local = iface->local;
3720 int len = local->generic_elem_len - 2;
3721
3722 if (len <= 0 || local->generic_elem == NULL) {
3723 data->length = 0;
3724 return 0;
3725 }
3726
3727 if (data->length < len)
3728 return -E2BIG;
3729
3730 data->length = len;
3731 memcpy(extra, local->generic_elem + 2, len);
3732
3733 return 0;
3734 }
3735
3736
3737 static int prism2_ioctl_set_generic_element(local_info_t *local,
3738 struct prism2_hostapd_param *param,
3739 int param_len)
3740 {
3741 int max_len, len;
3742
3743 len = param->u.generic_elem.len;
3744 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3745 if (max_len < 0 || max_len < len)
3746 return -EINVAL;
3747
3748 return prism2_set_genericelement(local->dev,
3749 param->u.generic_elem.data, len);
3750 }
3751
3752
3753 static int prism2_ioctl_siwmlme(struct net_device *dev,
3754 struct iw_request_info *info,
3755 struct iw_point *data, char *extra)
3756 {
3757 struct hostap_interface *iface = netdev_priv(dev);
3758 local_info_t *local = iface->local;
3759 struct iw_mlme *mlme = (struct iw_mlme *) extra;
3760 __le16 reason;
3761
3762 reason = cpu_to_le16(mlme->reason_code);
3763
3764 switch (mlme->cmd) {
3765 case IW_MLME_DEAUTH:
3766 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3767 IEEE80211_STYPE_DEAUTH,
3768 (u8 *) &reason, 2);
3769 case IW_MLME_DISASSOC:
3770 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3771 IEEE80211_STYPE_DISASSOC,
3772 (u8 *) &reason, 2);
3773 default:
3774 return -EOPNOTSUPP;
3775 }
3776 }
3777
3778
3779 static int prism2_ioctl_mlme(local_info_t *local,
3780 struct prism2_hostapd_param *param)
3781 {
3782 __le16 reason;
3783
3784 reason = cpu_to_le16(param->u.mlme.reason_code);
3785 switch (param->u.mlme.cmd) {
3786 case MLME_STA_DEAUTH:
3787 return prism2_sta_send_mgmt(local, param->sta_addr,
3788 IEEE80211_STYPE_DEAUTH,
3789 (u8 *) &reason, 2);
3790 case MLME_STA_DISASSOC:
3791 return prism2_sta_send_mgmt(local, param->sta_addr,
3792 IEEE80211_STYPE_DISASSOC,
3793 (u8 *) &reason, 2);
3794 default:
3795 return -EOPNOTSUPP;
3796 }
3797 }
3798
3799
3800 static int prism2_ioctl_scan_req(local_info_t *local,
3801 struct prism2_hostapd_param *param)
3802 {
3803 #ifndef PRISM2_NO_STATION_MODES
3804 if ((local->iw_mode != IW_MODE_INFRA &&
3805 local->iw_mode != IW_MODE_ADHOC) ||
3806 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3807 return -EOPNOTSUPP;
3808
3809 if (!local->dev_enabled)
3810 return -ENETDOWN;
3811
3812 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3813 param->u.scan_req.ssid_len);
3814 #else /* PRISM2_NO_STATION_MODES */
3815 return -EOPNOTSUPP;
3816 #endif /* PRISM2_NO_STATION_MODES */
3817 }
3818
3819
3820 static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3821 {
3822 struct prism2_hostapd_param *param;
3823 int ret = 0;
3824 int ap_ioctl = 0;
3825
3826 if (p->length < sizeof(struct prism2_hostapd_param) ||
3827 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3828 return -EINVAL;
3829
3830 param = kmalloc(p->length, GFP_KERNEL);
3831 if (param == NULL)
3832 return -ENOMEM;
3833
3834 if (copy_from_user(param, p->pointer, p->length)) {
3835 ret = -EFAULT;
3836 goto out;
3837 }
3838
3839 switch (param->cmd) {
3840 case PRISM2_SET_ENCRYPTION:
3841 ret = prism2_ioctl_set_encryption(local, param, p->length);
3842 break;
3843 case PRISM2_GET_ENCRYPTION:
3844 ret = prism2_ioctl_get_encryption(local, param, p->length);
3845 break;
3846 case PRISM2_HOSTAPD_GET_RID:
3847 ret = prism2_ioctl_get_rid(local, param, p->length);
3848 break;
3849 case PRISM2_HOSTAPD_SET_RID:
3850 ret = prism2_ioctl_set_rid(local, param, p->length);
3851 break;
3852 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3853 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3854 break;
3855 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3856 ret = prism2_ioctl_set_generic_element(local, param,
3857 p->length);
3858 break;
3859 case PRISM2_HOSTAPD_MLME:
3860 ret = prism2_ioctl_mlme(local, param);
3861 break;
3862 case PRISM2_HOSTAPD_SCAN_REQ:
3863 ret = prism2_ioctl_scan_req(local, param);
3864 break;
3865 default:
3866 ret = prism2_hostapd(local->ap, param);
3867 ap_ioctl = 1;
3868 break;
3869 }
3870
3871 if (ret == 1 || !ap_ioctl) {
3872 if (copy_to_user(p->pointer, param, p->length)) {
3873 ret = -EFAULT;
3874 goto out;
3875 } else if (ap_ioctl)
3876 ret = 0;
3877 }
3878
3879 out:
3880 kfree(param);
3881 return ret;
3882 }
3883
3884
3885 static void prism2_get_drvinfo(struct net_device *dev,
3886 struct ethtool_drvinfo *info)
3887 {
3888 struct hostap_interface *iface;
3889 local_info_t *local;
3890
3891 iface = netdev_priv(dev);
3892 local = iface->local;
3893
3894 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
3895 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3896 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3897 (local->sta_fw_ver >> 8) & 0xff,
3898 local->sta_fw_ver & 0xff);
3899 }
3900
3901 const struct ethtool_ops prism2_ethtool_ops = {
3902 .get_drvinfo = prism2_get_drvinfo
3903 };
3904
3905
3906 /* Structures to export the Wireless Handlers */
3907
3908 static const iw_handler prism2_handler[] =
3909 {
3910 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3911 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3912 (iw_handler) NULL, /* SIOCSIWNWID */
3913 (iw_handler) NULL, /* SIOCGIWNWID */
3914 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3915 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3916 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3917 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3918 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3919 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3920 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3921 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3922 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3923 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3924 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3925 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3926 iw_handler_set_spy, /* SIOCSIWSPY */
3927 iw_handler_get_spy, /* SIOCGIWSPY */
3928 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3929 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3930 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3931 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3932 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3933 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3934 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3935 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3936 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3937 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3938 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3939 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3940 (iw_handler) NULL, /* -- hole -- */
3941 (iw_handler) NULL, /* -- hole -- */
3942 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3943 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3944 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3945 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3946 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3947 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3948 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3949 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3950 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3951 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3952 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3953 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3954 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3955 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3956 (iw_handler) NULL, /* -- hole -- */
3957 (iw_handler) NULL, /* -- hole -- */
3958 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3959 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3960 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3961 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3962 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3963 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3964 (iw_handler) NULL, /* SIOCSIWPMKSA */
3965 (iw_handler) NULL, /* -- hole -- */
3966 };
3967
3968 static const iw_handler prism2_private_handler[] =
3969 { /* SIOCIWFIRSTPRIV + */
3970 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
3971 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
3972 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
3973 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
3974 };
3975
3976 const struct iw_handler_def hostap_iw_handler_def =
3977 {
3978 .num_standard = ARRAY_SIZE(prism2_handler),
3979 .num_private = ARRAY_SIZE(prism2_private_handler),
3980 .num_private_args = ARRAY_SIZE(prism2_priv),
3981 .standard = (iw_handler *) prism2_handler,
3982 .private = (iw_handler *) prism2_private_handler,
3983 .private_args = (struct iw_priv_args *) prism2_priv,
3984 .get_wireless_stats = hostap_get_wireless_stats,
3985 };
3986
3987
3988 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
3989 {
3990 struct iwreq *wrq = (struct iwreq *) ifr;
3991 struct hostap_interface *iface;
3992 local_info_t *local;
3993 int ret = 0;
3994
3995 iface = netdev_priv(dev);
3996 local = iface->local;
3997
3998 switch (cmd) {
3999 /* Private ioctls (iwpriv) that have not yet been converted
4000 * into new wireless extensions API */
4001
4002 case PRISM2_IOCTL_INQUIRE:
4003 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4004 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
4005 break;
4006
4007 case PRISM2_IOCTL_MONITOR:
4008 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4009 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
4010 break;
4011
4012 case PRISM2_IOCTL_RESET:
4013 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4014 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
4015 break;
4016
4017 case PRISM2_IOCTL_WDS_ADD:
4018 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4019 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
4020 break;
4021
4022 case PRISM2_IOCTL_WDS_DEL:
4023 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4024 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4025 break;
4026
4027 case PRISM2_IOCTL_SET_RID_WORD:
4028 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4029 else ret = prism2_ioctl_priv_set_rid_word(dev,
4030 (int *) wrq->u.name);
4031 break;
4032
4033 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4034 case PRISM2_IOCTL_MACCMD:
4035 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4036 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4037 break;
4038
4039 case PRISM2_IOCTL_ADDMAC:
4040 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4041 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4042 wrq->u.ap_addr.sa_data);
4043 break;
4044 case PRISM2_IOCTL_DELMAC:
4045 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4046 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4047 wrq->u.ap_addr.sa_data);
4048 break;
4049 case PRISM2_IOCTL_KICKMAC:
4050 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4051 else ret = ap_control_kick_mac(local->ap, local->dev,
4052 wrq->u.ap_addr.sa_data);
4053 break;
4054 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4055
4056
4057 /* Private ioctls that are not used with iwpriv;
4058 * in SIOCDEVPRIVATE range */
4059
4060 #ifdef PRISM2_DOWNLOAD_SUPPORT
4061 case PRISM2_IOCTL_DOWNLOAD:
4062 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4063 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4064 break;
4065 #endif /* PRISM2_DOWNLOAD_SUPPORT */
4066
4067 case PRISM2_IOCTL_HOSTAPD:
4068 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4069 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4070 break;
4071
4072 default:
4073 ret = -EOPNOTSUPP;
4074 break;
4075 }
4076
4077 return ret;
4078 }
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