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Chinese: add translation of oops-tracing.txt
[pv_ops_mirror.git] / drivers / net / wireless / hostap / hostap_ioctl.c
blobd8f5efcfcab96915d0f41ecfb22958ba556a3936
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(*(u16 *) 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 u16 val;
500
501 iface = netdev_priv(dev);
502 local = iface->local;
503
504 /* Get the current AP density */
505 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
506 0)
507 return -EINVAL;
508
509 sens->value = __le16_to_cpu(val);
510 sens->fixed = 1;
511
512 return 0;
513 }
514
515
516 /* Deprecated in new wireless extension API */
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 u16 val;
565
566 iface = netdev_priv(dev);
567 local = iface->local;
568
569 if (rts->disabled)
570 val = __constant_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 u16 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 u16 val;
615
616 iface = netdev_priv(dev);
617 local = iface->local;
618
619 if (rts->disabled)
620 val = __constant_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 u16 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 = __constant_cpu_to_le16(0x3fff);
722 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
723 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
724 &scan_req, sizeof(scan_req))) {
725 printk(KERN_DEBUG "%s: ScanResults request failed - "
726 "preferred AP delayed to next unsolicited "
727 "scan\n", dev->name);
728 }
729 } else if (local->host_roaming == 2 &&
730 local->iw_mode == IW_MODE_INFRA) {
731 if (hostap_join_ap(dev))
732 return -EINVAL;
733 } else {
734 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
735 "in Managed mode when host_roaming is enabled\n",
736 dev->name);
737 }
738
739 return 0;
740 #endif /* PRISM2_NO_STATION_MODES */
741 }
742
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(*(u16 *) name);
816 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
817 return -EOPNOTSUPP;
818
819 name[val + 2] = '\0';
820 data->length = val + 1;
821 memcpy(nickname, name + 2, val + 1);
822
823 return 0;
824 }
825
826
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(*(u16 *) 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 return 0;
1093 }
1094
1095
1096 static int hostap_monitor_mode_enable(local_info_t *local)
1097 {
1098 struct net_device *dev = local->dev;
1099
1100 printk(KERN_DEBUG "Enabling monitor mode\n");
1101 hostap_monitor_set_type(local);
1102
1103 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1104 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1105 printk(KERN_DEBUG "Port type setting for monitor mode "
1106 "failed\n");
1107 return -EOPNOTSUPP;
1108 }
1109
1110 /* Host decrypt is needed to get the IV and ICV fields;
1111 * however, monitor mode seems to remove WEP flag from frame
1112 * control field */
1113 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1114 HFA384X_WEPFLAGS_HOSTENCRYPT |
1115 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1116 printk(KERN_DEBUG "WEP flags setting failed\n");
1117 return -EOPNOTSUPP;
1118 }
1119
1120 if (local->func->reset_port(dev) ||
1121 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1122 (HFA384X_TEST_MONITOR << 8),
1123 0, NULL, NULL)) {
1124 printk(KERN_DEBUG "Setting monitor mode failed\n");
1125 return -EOPNOTSUPP;
1126 }
1127
1128 return 0;
1129 }
1130
1131
1132 static int hostap_monitor_mode_disable(local_info_t *local)
1133 {
1134 struct net_device *dev = local->ddev;
1135
1136 if (dev == NULL)
1137 return -1;
1138
1139 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1140 dev->type = ARPHRD_ETHER;
1141
1142 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1143 (HFA384X_TEST_STOP << 8),
1144 0, NULL, NULL))
1145 return -1;
1146 return hostap_set_encryption(local);
1147 }
1148
1149
1150 static int prism2_ioctl_siwmode(struct net_device *dev,
1151 struct iw_request_info *info,
1152 __u32 *mode, char *extra)
1153 {
1154 struct hostap_interface *iface;
1155 local_info_t *local;
1156 int double_reset = 0;
1157
1158 iface = netdev_priv(dev);
1159 local = iface->local;
1160
1161 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1162 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1163 *mode != IW_MODE_MONITOR)
1164 return -EOPNOTSUPP;
1165
1166 #ifdef PRISM2_NO_STATION_MODES
1167 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1168 return -EOPNOTSUPP;
1169 #endif /* PRISM2_NO_STATION_MODES */
1170
1171 if (*mode == local->iw_mode)
1172 return 0;
1173
1174 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1175 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1176 "mode\n", dev->name);
1177 return -EINVAL;
1178 }
1179
1180 if (local->iw_mode == IW_MODE_MONITOR)
1181 hostap_monitor_mode_disable(local);
1182
1183 if ((local->iw_mode == IW_MODE_ADHOC ||
1184 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
1185 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1186 * that leaves beacon frames to use IBSS type when moving from
1187 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1188 * enough to workaround this. */
1189 double_reset = 1;
1190 }
1191
1192 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1193 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1194 local->iw_mode = *mode;
1195
1196 if (local->iw_mode == IW_MODE_MONITOR)
1197 hostap_monitor_mode_enable(local);
1198 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1199 !local->fw_encrypt_ok) {
1200 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1201 "a workaround for firmware bug in Host AP mode WEP\n",
1202 dev->name);
1203 local->host_encrypt = 1;
1204 }
1205
1206 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1207 hostap_get_porttype(local)))
1208 return -EOPNOTSUPP;
1209
1210 if (local->func->reset_port(dev))
1211 return -EINVAL;
1212 if (double_reset && local->func->reset_port(dev))
1213 return -EINVAL;
1214
1215 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1216 {
1217 /* netif_carrier is used only in client modes for now, so make
1218 * sure carrier is on when moving to non-client modes. */
1219 netif_carrier_on(local->dev);
1220 netif_carrier_on(local->ddev);
1221 }
1222 return 0;
1223 }
1224
1225
1226 static int prism2_ioctl_giwmode(struct net_device *dev,
1227 struct iw_request_info *info,
1228 __u32 *mode, char *extra)
1229 {
1230 struct hostap_interface *iface;
1231 local_info_t *local;
1232
1233 iface = netdev_priv(dev);
1234 local = iface->local;
1235
1236 switch (iface->type) {
1237 case HOSTAP_INTERFACE_STA:
1238 *mode = IW_MODE_INFRA;
1239 break;
1240 case HOSTAP_INTERFACE_WDS:
1241 *mode = IW_MODE_REPEAT;
1242 break;
1243 default:
1244 *mode = local->iw_mode;
1245 break;
1246 }
1247 return 0;
1248 }
1249
1250
1251 static int prism2_ioctl_siwpower(struct net_device *dev,
1252 struct iw_request_info *info,
1253 struct iw_param *wrq, char *extra)
1254 {
1255 #ifdef PRISM2_NO_STATION_MODES
1256 return -EOPNOTSUPP;
1257 #else /* PRISM2_NO_STATION_MODES */
1258 int ret = 0;
1259
1260 if (wrq->disabled)
1261 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1262
1263 switch (wrq->flags & IW_POWER_MODE) {
1264 case IW_POWER_UNICAST_R:
1265 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1266 if (ret)
1267 return ret;
1268 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1269 if (ret)
1270 return ret;
1271 break;
1272 case IW_POWER_ALL_R:
1273 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1274 if (ret)
1275 return ret;
1276 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1277 if (ret)
1278 return ret;
1279 break;
1280 case IW_POWER_ON:
1281 break;
1282 default:
1283 return -EINVAL;
1284 }
1285
1286 if (wrq->flags & IW_POWER_TIMEOUT) {
1287 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1288 if (ret)
1289 return ret;
1290 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1291 wrq->value / 1024);
1292 if (ret)
1293 return ret;
1294 }
1295 if (wrq->flags & IW_POWER_PERIOD) {
1296 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1297 if (ret)
1298 return ret;
1299 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1300 wrq->value / 1024);
1301 if (ret)
1302 return ret;
1303 }
1304
1305 return ret;
1306 #endif /* PRISM2_NO_STATION_MODES */
1307 }
1308
1309
1310 static int prism2_ioctl_giwpower(struct net_device *dev,
1311 struct iw_request_info *info,
1312 struct iw_param *rrq, char *extra)
1313 {
1314 #ifdef PRISM2_NO_STATION_MODES
1315 return -EOPNOTSUPP;
1316 #else /* PRISM2_NO_STATION_MODES */
1317 struct hostap_interface *iface;
1318 local_info_t *local;
1319 u16 enable, mcast;
1320
1321 iface = netdev_priv(dev);
1322 local = iface->local;
1323
1324 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1325 < 0)
1326 return -EINVAL;
1327
1328 if (!__le16_to_cpu(enable)) {
1329 rrq->disabled = 1;
1330 return 0;
1331 }
1332
1333 rrq->disabled = 0;
1334
1335 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
1336 u16 timeout;
1337 if (local->func->get_rid(dev,
1338 HFA384X_RID_CNFPMHOLDOVERDURATION,
1339 &timeout, 2, 1) < 0)
1340 return -EINVAL;
1341
1342 rrq->flags = IW_POWER_TIMEOUT;
1343 rrq->value = __le16_to_cpu(timeout) * 1024;
1344 } else {
1345 u16 period;
1346 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1347 &period, 2, 1) < 0)
1348 return -EINVAL;
1349
1350 rrq->flags = IW_POWER_PERIOD;
1351 rrq->value = __le16_to_cpu(period) * 1024;
1352 }
1353
1354 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1355 2, 1) < 0)
1356 return -EINVAL;
1357
1358 if (__le16_to_cpu(mcast))
1359 rrq->flags |= IW_POWER_ALL_R;
1360 else
1361 rrq->flags |= IW_POWER_UNICAST_R;
1362
1363 return 0;
1364 #endif /* PRISM2_NO_STATION_MODES */
1365 }
1366
1367
1368 static int prism2_ioctl_siwretry(struct net_device *dev,
1369 struct iw_request_info *info,
1370 struct iw_param *rrq, char *extra)
1371 {
1372 struct hostap_interface *iface;
1373 local_info_t *local;
1374
1375 iface = netdev_priv(dev);
1376 local = iface->local;
1377
1378 if (rrq->disabled)
1379 return -EINVAL;
1380
1381 /* setting retry limits is not supported with the current station
1382 * firmware code; simulate this with alternative retry count for now */
1383 if (rrq->flags == IW_RETRY_LIMIT) {
1384 if (rrq->value < 0) {
1385 /* disable manual retry count setting and use firmware
1386 * defaults */
1387 local->manual_retry_count = -1;
1388 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1389 } else {
1390 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1391 rrq->value)) {
1392 printk(KERN_DEBUG "%s: Alternate retry count "
1393 "setting to %d failed\n",
1394 dev->name, rrq->value);
1395 return -EOPNOTSUPP;
1396 }
1397
1398 local->manual_retry_count = rrq->value;
1399 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1400 }
1401 return 0;
1402 }
1403
1404 return -EOPNOTSUPP;
1405
1406 #if 0
1407 /* what could be done, if firmware would support this.. */
1408
1409 if (rrq->flags & IW_RETRY_LIMIT) {
1410 if (rrq->flags & IW_RETRY_LONG)
1411 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1412 else if (rrq->flags & IW_RETRY_SHORT)
1413 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1414 else {
1415 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1416 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1417 }
1418
1419 }
1420
1421 if (rrq->flags & IW_RETRY_LIFETIME) {
1422 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1423 }
1424
1425 return 0;
1426 #endif /* 0 */
1427 }
1428
1429 static int prism2_ioctl_giwretry(struct net_device *dev,
1430 struct iw_request_info *info,
1431 struct iw_param *rrq, char *extra)
1432 {
1433 struct hostap_interface *iface;
1434 local_info_t *local;
1435 u16 shortretry, longretry, lifetime, altretry;
1436
1437 iface = netdev_priv(dev);
1438 local = iface->local;
1439
1440 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1441 2, 1) < 0 ||
1442 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1443 2, 1) < 0 ||
1444 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1445 &lifetime, 2, 1) < 0)
1446 return -EINVAL;
1447
1448 le16_to_cpus(&shortretry);
1449 le16_to_cpus(&longretry);
1450 le16_to_cpus(&lifetime);
1451
1452 rrq->disabled = 0;
1453
1454 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1455 rrq->flags = IW_RETRY_LIFETIME;
1456 rrq->value = lifetime * 1024;
1457 } else {
1458 if (local->manual_retry_count >= 0) {
1459 rrq->flags = IW_RETRY_LIMIT;
1460 if (local->func->get_rid(dev,
1461 HFA384X_RID_CNFALTRETRYCOUNT,
1462 &altretry, 2, 1) >= 0)
1463 rrq->value = le16_to_cpu(altretry);
1464 else
1465 rrq->value = local->manual_retry_count;
1466 } else if ((rrq->flags & IW_RETRY_LONG)) {
1467 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
1468 rrq->value = longretry;
1469 } else {
1470 rrq->flags = IW_RETRY_LIMIT;
1471 rrq->value = shortretry;
1472 if (shortretry != longretry)
1473 rrq->flags |= IW_RETRY_SHORT;
1474 }
1475 }
1476 return 0;
1477 }
1478
1479
1480 /* Note! This TX power controlling is experimental and should not be used in
1481 * production use. It just sets raw power register and does not use any kind of
1482 * feedback information from the measured TX power (CR58). This is now
1483 * commented out to make sure that it is not used by accident. TX power
1484 * configuration will be enabled again after proper algorithm using feedback
1485 * has been implemented. */
1486
1487 #ifdef RAW_TXPOWER_SETTING
1488 /* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1489 * This version assumes following mapping:
1490 * CR31 is 7-bit value with -64 to +63 range.
1491 * -64 is mapped into +20dBm and +63 into -43dBm.
1492 * This is certainly not an exact mapping for every card, but at least
1493 * increasing dBm value should correspond to increasing TX power.
1494 */
1495
1496 static int prism2_txpower_hfa386x_to_dBm(u16 val)
1497 {
1498 signed char tmp;
1499
1500 if (val > 255)
1501 val = 255;
1502
1503 tmp = val;
1504 tmp >>= 2;
1505
1506 return -12 - tmp;
1507 }
1508
1509 static u16 prism2_txpower_dBm_to_hfa386x(int val)
1510 {
1511 signed char tmp;
1512
1513 if (val > 20)
1514 return 128;
1515 else if (val < -43)
1516 return 127;
1517
1518 tmp = val;
1519 tmp = -12 - tmp;
1520 tmp <<= 2;
1521
1522 return (unsigned char) tmp;
1523 }
1524 #endif /* RAW_TXPOWER_SETTING */
1525
1526
1527 static int prism2_ioctl_siwtxpow(struct net_device *dev,
1528 struct iw_request_info *info,
1529 struct iw_param *rrq, char *extra)
1530 {
1531 struct hostap_interface *iface;
1532 local_info_t *local;
1533 #ifdef RAW_TXPOWER_SETTING
1534 char *tmp;
1535 #endif
1536 u16 val;
1537 int ret = 0;
1538
1539 iface = netdev_priv(dev);
1540 local = iface->local;
1541
1542 if (rrq->disabled) {
1543 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1544 val = 0xff; /* use all standby and sleep modes */
1545 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1546 HFA386X_CR_A_D_TEST_MODES2,
1547 &val, NULL);
1548 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1549 dev->name, ret ? "failed" : "OK");
1550 local->txpower_type = PRISM2_TXPOWER_OFF;
1551 }
1552 return (ret ? -EOPNOTSUPP : 0);
1553 }
1554
1555 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1556 val = 0; /* disable all standby and sleep modes */
1557 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1558 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1559 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1560 dev->name, ret ? "failed" : "OK");
1561 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1562 }
1563
1564 #ifdef RAW_TXPOWER_SETTING
1565 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1566 printk(KERN_DEBUG "Setting ALC on\n");
1567 val = HFA384X_TEST_CFG_BIT_ALC;
1568 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1569 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1570 local->txpower_type = PRISM2_TXPOWER_AUTO;
1571 return 0;
1572 }
1573
1574 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1575 printk(KERN_DEBUG "Setting ALC off\n");
1576 val = HFA384X_TEST_CFG_BIT_ALC;
1577 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1578 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1579 local->txpower_type = PRISM2_TXPOWER_FIXED;
1580 }
1581
1582 if (rrq->flags == IW_TXPOW_DBM)
1583 tmp = "dBm";
1584 else if (rrq->flags == IW_TXPOW_MWATT)
1585 tmp = "mW";
1586 else
1587 tmp = "UNKNOWN";
1588 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1589
1590 if (rrq->flags != IW_TXPOW_DBM) {
1591 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1592 return -EOPNOTSUPP;
1593 }
1594
1595 local->txpower = rrq->value;
1596 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1597 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1598 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1599 ret = -EOPNOTSUPP;
1600 #else /* RAW_TXPOWER_SETTING */
1601 if (rrq->fixed)
1602 ret = -EOPNOTSUPP;
1603 #endif /* RAW_TXPOWER_SETTING */
1604
1605 return ret;
1606 }
1607
1608 static int prism2_ioctl_giwtxpow(struct net_device *dev,
1609 struct iw_request_info *info,
1610 struct iw_param *rrq, char *extra)
1611 {
1612 #ifdef RAW_TXPOWER_SETTING
1613 struct hostap_interface *iface;
1614 local_info_t *local;
1615 u16 resp0;
1616
1617 iface = netdev_priv(dev);
1618 local = iface->local;
1619
1620 rrq->flags = IW_TXPOW_DBM;
1621 rrq->disabled = 0;
1622 rrq->fixed = 0;
1623
1624 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1625 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1626 HFA386X_CR_MANUAL_TX_POWER,
1627 NULL, &resp0) == 0) {
1628 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1629 } else {
1630 /* Could not get real txpower; guess 15 dBm */
1631 rrq->value = 15;
1632 }
1633 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1634 rrq->value = 0;
1635 rrq->disabled = 1;
1636 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1637 rrq->value = local->txpower;
1638 rrq->fixed = 1;
1639 } else {
1640 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1641 local->txpower_type);
1642 }
1643 return 0;
1644 #else /* RAW_TXPOWER_SETTING */
1645 return -EOPNOTSUPP;
1646 #endif /* RAW_TXPOWER_SETTING */
1647 }
1648
1649
1650 #ifndef PRISM2_NO_STATION_MODES
1651
1652 /* HostScan request works with and without host_roaming mode. In addition, it
1653 * does not break current association. However, it requires newer station
1654 * firmware version (>= 1.3.1) than scan request. */
1655 static int prism2_request_hostscan(struct net_device *dev,
1656 u8 *ssid, u8 ssid_len)
1657 {
1658 struct hostap_interface *iface;
1659 local_info_t *local;
1660 struct hfa384x_hostscan_request scan_req;
1661
1662 iface = netdev_priv(dev);
1663 local = iface->local;
1664
1665 memset(&scan_req, 0, sizeof(scan_req));
1666 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1667 local->scan_channel_mask);
1668 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1669 if (ssid) {
1670 if (ssid_len > 32)
1671 return -EINVAL;
1672 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1673 memcpy(scan_req.target_ssid, ssid, ssid_len);
1674 }
1675
1676 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1677 sizeof(scan_req))) {
1678 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1679 return -EINVAL;
1680 }
1681 return 0;
1682 }
1683
1684
1685 static int prism2_request_scan(struct net_device *dev)
1686 {
1687 struct hostap_interface *iface;
1688 local_info_t *local;
1689 struct hfa384x_scan_request scan_req;
1690 int ret = 0;
1691
1692 iface = netdev_priv(dev);
1693 local = iface->local;
1694
1695 memset(&scan_req, 0, sizeof(scan_req));
1696 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1697 local->scan_channel_mask);
1698 scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
1699
1700 /* FIX:
1701 * It seems to be enough to set roaming mode for a short moment to
1702 * host-based and then setup scanrequest data and return the mode to
1703 * firmware-based.
1704 *
1705 * Master mode would need to drop to Managed mode for a short while
1706 * to make scanning work.. Or sweep through the different channels and
1707 * use passive scan based on beacons. */
1708
1709 if (!local->host_roaming)
1710 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1711 HFA384X_ROAMING_HOST);
1712
1713 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1714 sizeof(scan_req))) {
1715 printk(KERN_DEBUG "SCANREQUEST failed\n");
1716 ret = -EINVAL;
1717 }
1718
1719 if (!local->host_roaming)
1720 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1721 HFA384X_ROAMING_FIRMWARE);
1722
1723 return 0;
1724 }
1725
1726 #else /* !PRISM2_NO_STATION_MODES */
1727
1728 static inline int prism2_request_hostscan(struct net_device *dev,
1729 u8 *ssid, u8 ssid_len)
1730 {
1731 return -EOPNOTSUPP;
1732 }
1733
1734
1735 static inline int prism2_request_scan(struct net_device *dev)
1736 {
1737 return -EOPNOTSUPP;
1738 }
1739
1740 #endif /* !PRISM2_NO_STATION_MODES */
1741
1742
1743 static int prism2_ioctl_siwscan(struct net_device *dev,
1744 struct iw_request_info *info,
1745 struct iw_point *data, char *extra)
1746 {
1747 struct hostap_interface *iface;
1748 local_info_t *local;
1749 int ret;
1750 u8 *ssid = NULL, ssid_len = 0;
1751 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1752
1753 iface = netdev_priv(dev);
1754 local = iface->local;
1755
1756 if (data->length < sizeof(struct iw_scan_req))
1757 req = NULL;
1758
1759 if (local->iw_mode == IW_MODE_MASTER) {
1760 /* In master mode, we just return the results of our local
1761 * tables, so we don't need to start anything...
1762 * Jean II */
1763 data->length = 0;
1764 return 0;
1765 }
1766
1767 if (!local->dev_enabled)
1768 return -ENETDOWN;
1769
1770 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1771 ssid = req->essid;
1772 ssid_len = req->essid_len;
1773
1774 if (ssid_len &&
1775 ((local->iw_mode != IW_MODE_INFRA &&
1776 local->iw_mode != IW_MODE_ADHOC) ||
1777 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1778 return -EOPNOTSUPP;
1779 }
1780
1781 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1782 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1783 else
1784 ret = prism2_request_scan(dev);
1785
1786 if (ret == 0)
1787 local->scan_timestamp = jiffies;
1788
1789 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1790
1791 return ret;
1792 }
1793
1794
1795 #ifndef PRISM2_NO_STATION_MODES
1796 static char * __prism2_translate_scan(local_info_t *local,
1797 struct hfa384x_hostscan_result *scan,
1798 struct hostap_bss_info *bss,
1799 char *current_ev, char *end_buf)
1800 {
1801 int i, chan;
1802 struct iw_event iwe;
1803 char *current_val;
1804 u16 capabilities;
1805 u8 *pos;
1806 u8 *ssid, *bssid;
1807 size_t ssid_len;
1808 char *buf;
1809
1810 if (bss) {
1811 ssid = bss->ssid;
1812 ssid_len = bss->ssid_len;
1813 bssid = bss->bssid;
1814 } else {
1815 ssid = scan->ssid;
1816 ssid_len = le16_to_cpu(scan->ssid_len);
1817 bssid = scan->bssid;
1818 }
1819 if (ssid_len > 32)
1820 ssid_len = 32;
1821
1822 /* First entry *MUST* be the AP MAC address */
1823 memset(&iwe, 0, sizeof(iwe));
1824 iwe.cmd = SIOCGIWAP;
1825 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1826 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
1827 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1828 IW_EV_ADDR_LEN);
1829
1830 /* Other entries will be displayed in the order we give them */
1831
1832 memset(&iwe, 0, sizeof(iwe));
1833 iwe.cmd = SIOCGIWESSID;
1834 iwe.u.data.length = ssid_len;
1835 iwe.u.data.flags = 1;
1836 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ssid);
1837
1838 memset(&iwe, 0, sizeof(iwe));
1839 iwe.cmd = SIOCGIWMODE;
1840 if (bss) {
1841 capabilities = bss->capab_info;
1842 } else {
1843 capabilities = le16_to_cpu(scan->capability);
1844 }
1845 if (capabilities & (WLAN_CAPABILITY_ESS |
1846 WLAN_CAPABILITY_IBSS)) {
1847 if (capabilities & WLAN_CAPABILITY_ESS)
1848 iwe.u.mode = IW_MODE_MASTER;
1849 else
1850 iwe.u.mode = IW_MODE_ADHOC;
1851 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1852 IW_EV_UINT_LEN);
1853 }
1854
1855 memset(&iwe, 0, sizeof(iwe));
1856 iwe.cmd = SIOCGIWFREQ;
1857 if (scan) {
1858 chan = le16_to_cpu(scan->chid);
1859 } else if (bss) {
1860 chan = bss->chan;
1861 } else {
1862 chan = 0;
1863 }
1864
1865 if (chan > 0) {
1866 iwe.u.freq.m = freq_list[chan - 1] * 100000;
1867 iwe.u.freq.e = 1;
1868 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1869 IW_EV_FREQ_LEN);
1870 }
1871
1872 if (scan) {
1873 memset(&iwe, 0, sizeof(iwe));
1874 iwe.cmd = IWEVQUAL;
1875 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1876 iwe.u.qual.level = le16_to_cpu(scan->sl);
1877 iwe.u.qual.noise = le16_to_cpu(scan->anl);
1878 } else {
1879 iwe.u.qual.level =
1880 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1881 iwe.u.qual.noise =
1882 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1883 }
1884 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1885 | IW_QUAL_NOISE_UPDATED
1886 | IW_QUAL_QUAL_INVALID
1887 | IW_QUAL_DBM;
1888 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1889 IW_EV_QUAL_LEN);
1890 }
1891
1892 memset(&iwe, 0, sizeof(iwe));
1893 iwe.cmd = SIOCGIWENCODE;
1894 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1895 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1896 else
1897 iwe.u.data.flags = IW_ENCODE_DISABLED;
1898 iwe.u.data.length = 0;
1899 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
1900
1901 /* TODO: add SuppRates into BSS table */
1902 if (scan) {
1903 memset(&iwe, 0, sizeof(iwe));
1904 iwe.cmd = SIOCGIWRATE;
1905 current_val = current_ev + IW_EV_LCP_LEN;
1906 pos = scan->sup_rates;
1907 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1908 if (pos[i] == 0)
1909 break;
1910 /* Bit rate given in 500 kb/s units (+ 0x80) */
1911 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1912 current_val = iwe_stream_add_value(
1913 current_ev, current_val, end_buf, &iwe,
1914 IW_EV_PARAM_LEN);
1915 }
1916 /* Check if we added any event */
1917 if ((current_val - current_ev) > IW_EV_LCP_LEN)
1918 current_ev = current_val;
1919 }
1920
1921 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
1922 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC);
1923 if (buf && scan) {
1924 memset(&iwe, 0, sizeof(iwe));
1925 iwe.cmd = IWEVCUSTOM;
1926 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
1927 iwe.u.data.length = strlen(buf);
1928 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1929 buf);
1930
1931 memset(&iwe, 0, sizeof(iwe));
1932 iwe.cmd = IWEVCUSTOM;
1933 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
1934 iwe.u.data.length = strlen(buf);
1935 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
1936 buf);
1937
1938 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1939 (capabilities & WLAN_CAPABILITY_IBSS)) {
1940 memset(&iwe, 0, sizeof(iwe));
1941 iwe.cmd = IWEVCUSTOM;
1942 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
1943 iwe.u.data.length = strlen(buf);
1944 current_ev = iwe_stream_add_point(current_ev, end_buf,
1945 &iwe, buf);
1946 }
1947 }
1948 kfree(buf);
1949
1950 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1951 memset(&iwe, 0, sizeof(iwe));
1952 iwe.cmd = IWEVGENIE;
1953 iwe.u.data.length = bss->wpa_ie_len;
1954 current_ev = iwe_stream_add_point(
1955 current_ev, end_buf, &iwe, bss->wpa_ie);
1956 }
1957
1958 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1959 memset(&iwe, 0, sizeof(iwe));
1960 iwe.cmd = IWEVGENIE;
1961 iwe.u.data.length = bss->rsn_ie_len;
1962 current_ev = iwe_stream_add_point(
1963 current_ev, end_buf, &iwe, bss->rsn_ie);
1964 }
1965
1966 return current_ev;
1967 }
1968
1969
1970 /* Translate scan data returned from the card to a card independant
1971 * format that the Wireless Tools will understand - Jean II */
1972 static inline int prism2_translate_scan(local_info_t *local,
1973 char *buffer, int buflen)
1974 {
1975 struct hfa384x_hostscan_result *scan;
1976 int entry, hostscan;
1977 char *current_ev = buffer;
1978 char *end_buf = buffer + buflen;
1979 struct list_head *ptr;
1980
1981 spin_lock_bh(&local->lock);
1982
1983 list_for_each(ptr, &local->bss_list) {
1984 struct hostap_bss_info *bss;
1985 bss = list_entry(ptr, struct hostap_bss_info, list);
1986 bss->included = 0;
1987 }
1988
1989 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
1990 for (entry = 0; entry < local->last_scan_results_count; entry++) {
1991 int found = 0;
1992 scan = &local->last_scan_results[entry];
1993
1994 /* Report every SSID if the AP is using multiple SSIDs. If no
1995 * BSS record is found (e.g., when WPA mode is disabled),
1996 * report the AP once. */
1997 list_for_each(ptr, &local->bss_list) {
1998 struct hostap_bss_info *bss;
1999 bss = list_entry(ptr, struct hostap_bss_info, list);
2000 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
2001 bss->included = 1;
2002 current_ev = __prism2_translate_scan(
2003 local, scan, bss, current_ev, end_buf);
2004 found++;
2005 }
2006 }
2007 if (!found) {
2008 current_ev = __prism2_translate_scan(
2009 local, scan, NULL, current_ev, end_buf);
2010 }
2011 /* Check if there is space for one more entry */
2012 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2013 /* Ask user space to try again with a bigger buffer */
2014 spin_unlock_bh(&local->lock);
2015 return -E2BIG;
2016 }
2017 }
2018
2019 /* Prism2 firmware has limits (32 at least in some versions) for number
2020 * of BSSes in scan results. Extend this limit by using local BSS list.
2021 */
2022 list_for_each(ptr, &local->bss_list) {
2023 struct hostap_bss_info *bss;
2024 bss = list_entry(ptr, struct hostap_bss_info, list);
2025 if (bss->included)
2026 continue;
2027 current_ev = __prism2_translate_scan(local, NULL, bss,
2028 current_ev, end_buf);
2029 /* Check if there is space for one more entry */
2030 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2031 /* Ask user space to try again with a bigger buffer */
2032 spin_unlock_bh(&local->lock);
2033 return -E2BIG;
2034 }
2035 }
2036
2037 spin_unlock_bh(&local->lock);
2038
2039 return current_ev - buffer;
2040 }
2041 #endif /* PRISM2_NO_STATION_MODES */
2042
2043
2044 static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2045 struct iw_request_info *info,
2046 struct iw_point *data, char *extra)
2047 {
2048 #ifdef PRISM2_NO_STATION_MODES
2049 return -EOPNOTSUPP;
2050 #else /* PRISM2_NO_STATION_MODES */
2051 struct hostap_interface *iface;
2052 local_info_t *local;
2053 int res;
2054
2055 iface = netdev_priv(dev);
2056 local = iface->local;
2057
2058 /* Wait until the scan is finished. We can probably do better
2059 * than that - Jean II */
2060 if (local->scan_timestamp &&
2061 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2062 /* Important note : we don't want to block the caller
2063 * until results are ready for various reasons.
2064 * First, managing wait queues is complex and racy
2065 * (there may be multiple simultaneous callers).
2066 * Second, we grab some rtnetlink lock before comming
2067 * here (in dev_ioctl()).
2068 * Third, the caller can wait on the Wireless Event
2069 * - Jean II */
2070 return -EAGAIN;
2071 }
2072 local->scan_timestamp = 0;
2073
2074 res = prism2_translate_scan(local, extra, data->length);
2075
2076 if (res >= 0) {
2077 data->length = res;
2078 return 0;
2079 } else {
2080 data->length = 0;
2081 return res;
2082 }
2083 #endif /* PRISM2_NO_STATION_MODES */
2084 }
2085
2086
2087 static int prism2_ioctl_giwscan(struct net_device *dev,
2088 struct iw_request_info *info,
2089 struct iw_point *data, char *extra)
2090 {
2091 struct hostap_interface *iface;
2092 local_info_t *local;
2093 int res;
2094
2095 iface = netdev_priv(dev);
2096 local = iface->local;
2097
2098 if (local->iw_mode == IW_MODE_MASTER) {
2099 /* In MASTER mode, it doesn't make sense to go around
2100 * scanning the frequencies and make the stations we serve
2101 * wait when what the user is really interested about is the
2102 * list of stations and access points we are talking to.
2103 * So, just extract results from our cache...
2104 * Jean II */
2105
2106 /* Translate to WE format */
2107 res = prism2_ap_translate_scan(dev, extra);
2108 if (res >= 0) {
2109 printk(KERN_DEBUG "Scan result translation succeeded "
2110 "(length=%d)\n", res);
2111 data->length = res;
2112 return 0;
2113 } else {
2114 printk(KERN_DEBUG
2115 "Scan result translation failed (res=%d)\n",
2116 res);
2117 data->length = 0;
2118 return res;
2119 }
2120 } else {
2121 /* Station mode */
2122 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2123 }
2124 }
2125
2126
2127 static const struct iw_priv_args prism2_priv[] = {
2128 { PRISM2_IOCTL_MONITOR,
2129 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2130 { PRISM2_IOCTL_READMIF,
2131 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2132 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2133 { PRISM2_IOCTL_WRITEMIF,
2134 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2135 { PRISM2_IOCTL_RESET,
2136 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2137 { PRISM2_IOCTL_INQUIRE,
2138 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2139 { PRISM2_IOCTL_SET_RID_WORD,
2140 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2141 { PRISM2_IOCTL_MACCMD,
2142 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2143 { PRISM2_IOCTL_WDS_ADD,
2144 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2145 { PRISM2_IOCTL_WDS_DEL,
2146 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2147 { PRISM2_IOCTL_ADDMAC,
2148 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2149 { PRISM2_IOCTL_DELMAC,
2150 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2151 { PRISM2_IOCTL_KICKMAC,
2152 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2153 /* --- raw access to sub-ioctls --- */
2154 { PRISM2_IOCTL_PRISM2_PARAM,
2155 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2156 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2157 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2158 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2159 /* --- sub-ioctls handlers --- */
2160 { PRISM2_IOCTL_PRISM2_PARAM,
2161 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2162 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2163 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2164 /* --- sub-ioctls definitions --- */
2165 { PRISM2_PARAM_TXRATECTRL,
2166 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2167 { PRISM2_PARAM_TXRATECTRL,
2168 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2169 { PRISM2_PARAM_BEACON_INT,
2170 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2171 { PRISM2_PARAM_BEACON_INT,
2172 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2173 #ifndef PRISM2_NO_STATION_MODES
2174 { PRISM2_PARAM_PSEUDO_IBSS,
2175 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2176 { PRISM2_PARAM_PSEUDO_IBSS,
2177 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2178 #endif /* PRISM2_NO_STATION_MODES */
2179 { PRISM2_PARAM_ALC,
2180 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2181 { PRISM2_PARAM_ALC,
2182 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2183 { PRISM2_PARAM_DUMP,
2184 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2185 { PRISM2_PARAM_DUMP,
2186 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2187 { PRISM2_PARAM_OTHER_AP_POLICY,
2188 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2189 { PRISM2_PARAM_OTHER_AP_POLICY,
2190 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2191 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2192 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2193 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2194 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2195 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2196 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2197 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2198 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2199 { PRISM2_PARAM_DTIM_PERIOD,
2200 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2201 { PRISM2_PARAM_DTIM_PERIOD,
2202 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2203 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2204 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2205 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2206 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2207 { PRISM2_PARAM_MAX_WDS,
2208 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2209 { PRISM2_PARAM_MAX_WDS,
2210 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2211 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2212 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2213 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2214 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2215 { PRISM2_PARAM_AP_AUTH_ALGS,
2216 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2217 { PRISM2_PARAM_AP_AUTH_ALGS,
2218 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2219 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2220 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2221 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2222 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2223 { PRISM2_PARAM_HOST_ENCRYPT,
2224 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2225 { PRISM2_PARAM_HOST_ENCRYPT,
2226 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2227 { PRISM2_PARAM_HOST_DECRYPT,
2228 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2229 { PRISM2_PARAM_HOST_DECRYPT,
2230 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
2231 #ifndef PRISM2_NO_STATION_MODES
2232 { PRISM2_PARAM_HOST_ROAMING,
2233 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2234 { PRISM2_PARAM_HOST_ROAMING,
2235 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2236 #endif /* PRISM2_NO_STATION_MODES */
2237 { PRISM2_PARAM_BCRX_STA_KEY,
2238 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2239 { PRISM2_PARAM_BCRX_STA_KEY,
2240 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2241 { PRISM2_PARAM_IEEE_802_1X,
2242 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2243 { PRISM2_PARAM_IEEE_802_1X,
2244 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2245 { PRISM2_PARAM_ANTSEL_TX,
2246 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2247 { PRISM2_PARAM_ANTSEL_TX,
2248 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2249 { PRISM2_PARAM_ANTSEL_RX,
2250 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2251 { PRISM2_PARAM_ANTSEL_RX,
2252 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2253 { PRISM2_PARAM_MONITOR_TYPE,
2254 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2255 { PRISM2_PARAM_MONITOR_TYPE,
2256 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2257 { PRISM2_PARAM_WDS_TYPE,
2258 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2259 { PRISM2_PARAM_WDS_TYPE,
2260 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2261 { PRISM2_PARAM_HOSTSCAN,
2262 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2263 { PRISM2_PARAM_HOSTSCAN,
2264 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2265 { PRISM2_PARAM_AP_SCAN,
2266 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2267 { PRISM2_PARAM_AP_SCAN,
2268 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2269 { PRISM2_PARAM_ENH_SEC,
2270 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2271 { PRISM2_PARAM_ENH_SEC,
2272 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2273 #ifdef PRISM2_IO_DEBUG
2274 { PRISM2_PARAM_IO_DEBUG,
2275 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2276 { PRISM2_PARAM_IO_DEBUG,
2277 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2278 #endif /* PRISM2_IO_DEBUG */
2279 { PRISM2_PARAM_BASIC_RATES,
2280 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2281 { PRISM2_PARAM_BASIC_RATES,
2282 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2283 { PRISM2_PARAM_OPER_RATES,
2284 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2285 { PRISM2_PARAM_OPER_RATES,
2286 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2287 { PRISM2_PARAM_HOSTAPD,
2288 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2289 { PRISM2_PARAM_HOSTAPD,
2290 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2291 { PRISM2_PARAM_HOSTAPD_STA,
2292 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2293 { PRISM2_PARAM_HOSTAPD_STA,
2294 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2295 { PRISM2_PARAM_WPA,
2296 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2297 { PRISM2_PARAM_WPA,
2298 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2299 { PRISM2_PARAM_PRIVACY_INVOKED,
2300 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2301 { PRISM2_PARAM_PRIVACY_INVOKED,
2302 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2303 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2304 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2305 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2306 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2307 { PRISM2_PARAM_DROP_UNENCRYPTED,
2308 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2309 { PRISM2_PARAM_DROP_UNENCRYPTED,
2310 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
2311 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2312 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2313 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2314 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
2315 };
2316
2317
2318 static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2319 {
2320 struct hostap_interface *iface;
2321 local_info_t *local;
2322
2323 iface = netdev_priv(dev);
2324 local = iface->local;
2325
2326 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2327 return -EOPNOTSUPP;
2328
2329 return 0;
2330 }
2331
2332
2333 static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2334 struct iw_request_info *info,
2335 void *wrqu, char *extra)
2336 {
2337 struct hostap_interface *iface;
2338 local_info_t *local;
2339 int *i = (int *) extra;
2340 int param = *i;
2341 int value = *(i + 1);
2342 int ret = 0;
2343 u16 val;
2344
2345 iface = netdev_priv(dev);
2346 local = iface->local;
2347
2348 switch (param) {
2349 case PRISM2_PARAM_TXRATECTRL:
2350 local->fw_tx_rate_control = value;
2351 break;
2352
2353 case PRISM2_PARAM_BEACON_INT:
2354 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2355 local->func->reset_port(dev))
2356 ret = -EINVAL;
2357 else
2358 local->beacon_int = value;
2359 break;
2360
2361 #ifndef PRISM2_NO_STATION_MODES
2362 case PRISM2_PARAM_PSEUDO_IBSS:
2363 if (value == local->pseudo_adhoc)
2364 break;
2365
2366 if (value != 0 && value != 1) {
2367 ret = -EINVAL;
2368 break;
2369 }
2370
2371 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2372 dev->name, local->pseudo_adhoc, value);
2373 local->pseudo_adhoc = value;
2374 if (local->iw_mode != IW_MODE_ADHOC)
2375 break;
2376
2377 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2378 hostap_get_porttype(local))) {
2379 ret = -EOPNOTSUPP;
2380 break;
2381 }
2382
2383 if (local->func->reset_port(dev))
2384 ret = -EINVAL;
2385 break;
2386 #endif /* PRISM2_NO_STATION_MODES */
2387
2388 case PRISM2_PARAM_ALC:
2389 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2390 value == 0 ? "Disabling" : "Enabling");
2391 val = HFA384X_TEST_CFG_BIT_ALC;
2392 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2393 (HFA384X_TEST_CFG_BITS << 8),
2394 value == 0 ? 0 : 1, &val, NULL);
2395 break;
2396
2397 case PRISM2_PARAM_DUMP:
2398 local->frame_dump = value;
2399 break;
2400
2401 case PRISM2_PARAM_OTHER_AP_POLICY:
2402 if (value < 0 || value > 3) {
2403 ret = -EINVAL;
2404 break;
2405 }
2406 if (local->ap != NULL)
2407 local->ap->ap_policy = value;
2408 break;
2409
2410 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2411 if (value < 0 || value > 7 * 24 * 60 * 60) {
2412 ret = -EINVAL;
2413 break;
2414 }
2415 if (local->ap != NULL)
2416 local->ap->max_inactivity = value * HZ;
2417 break;
2418
2419 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2420 if (local->ap != NULL)
2421 local->ap->bridge_packets = value;
2422 break;
2423
2424 case PRISM2_PARAM_DTIM_PERIOD:
2425 if (value < 0 || value > 65535) {
2426 ret = -EINVAL;
2427 break;
2428 }
2429 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2430 || local->func->reset_port(dev))
2431 ret = -EINVAL;
2432 else
2433 local->dtim_period = value;
2434 break;
2435
2436 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2437 if (local->ap != NULL)
2438 local->ap->nullfunc_ack = value;
2439 break;
2440
2441 case PRISM2_PARAM_MAX_WDS:
2442 local->wds_max_connections = value;
2443 break;
2444
2445 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2446 if (local->ap != NULL) {
2447 if (!local->ap->autom_ap_wds && value) {
2448 /* add WDS link to all APs in STA table */
2449 hostap_add_wds_links(local);
2450 }
2451 local->ap->autom_ap_wds = value;
2452 }
2453 break;
2454
2455 case PRISM2_PARAM_AP_AUTH_ALGS:
2456 local->auth_algs = value;
2457 if (hostap_set_auth_algs(local))
2458 ret = -EINVAL;
2459 break;
2460
2461 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2462 local->monitor_allow_fcserr = value;
2463 break;
2464
2465 case PRISM2_PARAM_HOST_ENCRYPT:
2466 local->host_encrypt = value;
2467 if (hostap_set_encryption(local) ||
2468 local->func->reset_port(dev))
2469 ret = -EINVAL;
2470 break;
2471
2472 case PRISM2_PARAM_HOST_DECRYPT:
2473 local->host_decrypt = value;
2474 if (hostap_set_encryption(local) ||
2475 local->func->reset_port(dev))
2476 ret = -EINVAL;
2477 break;
2478
2479 #ifndef PRISM2_NO_STATION_MODES
2480 case PRISM2_PARAM_HOST_ROAMING:
2481 if (value < 0 || value > 2) {
2482 ret = -EINVAL;
2483 break;
2484 }
2485 local->host_roaming = value;
2486 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2487 ret = -EINVAL;
2488 break;
2489 #endif /* PRISM2_NO_STATION_MODES */
2490
2491 case PRISM2_PARAM_BCRX_STA_KEY:
2492 local->bcrx_sta_key = value;
2493 break;
2494
2495 case PRISM2_PARAM_IEEE_802_1X:
2496 local->ieee_802_1x = value;
2497 break;
2498
2499 case PRISM2_PARAM_ANTSEL_TX:
2500 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2501 ret = -EINVAL;
2502 break;
2503 }
2504 local->antsel_tx = value;
2505 hostap_set_antsel(local);
2506 break;
2507
2508 case PRISM2_PARAM_ANTSEL_RX:
2509 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2510 ret = -EINVAL;
2511 break;
2512 }
2513 local->antsel_rx = value;
2514 hostap_set_antsel(local);
2515 break;
2516
2517 case PRISM2_PARAM_MONITOR_TYPE:
2518 if (value != PRISM2_MONITOR_80211 &&
2519 value != PRISM2_MONITOR_CAPHDR &&
2520 value != PRISM2_MONITOR_PRISM) {
2521 ret = -EINVAL;
2522 break;
2523 }
2524 local->monitor_type = value;
2525 if (local->iw_mode == IW_MODE_MONITOR)
2526 hostap_monitor_set_type(local);
2527 break;
2528
2529 case PRISM2_PARAM_WDS_TYPE:
2530 local->wds_type = value;
2531 break;
2532
2533 case PRISM2_PARAM_HOSTSCAN:
2534 {
2535 struct hfa384x_hostscan_request scan_req;
2536 u16 rate;
2537
2538 memset(&scan_req, 0, sizeof(scan_req));
2539 scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
2540 switch (value) {
2541 case 1: rate = HFA384X_RATES_1MBPS; break;
2542 case 2: rate = HFA384X_RATES_2MBPS; break;
2543 case 3: rate = HFA384X_RATES_5MBPS; break;
2544 case 4: rate = HFA384X_RATES_11MBPS; break;
2545 default: rate = HFA384X_RATES_1MBPS; break;
2546 }
2547 scan_req.txrate = cpu_to_le16(rate);
2548 /* leave SSID empty to accept all SSIDs */
2549
2550 if (local->iw_mode == IW_MODE_MASTER) {
2551 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2552 HFA384X_PORTTYPE_BSS) ||
2553 local->func->reset_port(dev))
2554 printk(KERN_DEBUG "Leaving Host AP mode "
2555 "for HostScan failed\n");
2556 }
2557
2558 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2559 sizeof(scan_req))) {
2560 printk(KERN_DEBUG "HOSTSCAN failed\n");
2561 ret = -EINVAL;
2562 }
2563 if (local->iw_mode == IW_MODE_MASTER) {
2564 wait_queue_t __wait;
2565 init_waitqueue_entry(&__wait, current);
2566 add_wait_queue(&local->hostscan_wq, &__wait);
2567 set_current_state(TASK_INTERRUPTIBLE);
2568 schedule_timeout(HZ);
2569 if (signal_pending(current))
2570 ret = -EINTR;
2571 set_current_state(TASK_RUNNING);
2572 remove_wait_queue(&local->hostscan_wq, &__wait);
2573
2574 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2575 HFA384X_PORTTYPE_HOSTAP) ||
2576 local->func->reset_port(dev))
2577 printk(KERN_DEBUG "Returning to Host AP mode "
2578 "after HostScan failed\n");
2579 }
2580 break;
2581 }
2582
2583 case PRISM2_PARAM_AP_SCAN:
2584 local->passive_scan_interval = value;
2585 if (timer_pending(&local->passive_scan_timer))
2586 del_timer(&local->passive_scan_timer);
2587 if (value > 0) {
2588 local->passive_scan_timer.expires = jiffies +
2589 local->passive_scan_interval * HZ;
2590 add_timer(&local->passive_scan_timer);
2591 }
2592 break;
2593
2594 case PRISM2_PARAM_ENH_SEC:
2595 if (value < 0 || value > 3) {
2596 ret = -EINVAL;
2597 break;
2598 }
2599 local->enh_sec = value;
2600 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2601 local->enh_sec) ||
2602 local->func->reset_port(dev)) {
2603 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2604 "1.6.3 or newer\n", dev->name);
2605 ret = -EOPNOTSUPP;
2606 }
2607 break;
2608
2609 #ifdef PRISM2_IO_DEBUG
2610 case PRISM2_PARAM_IO_DEBUG:
2611 local->io_debug_enabled = value;
2612 break;
2613 #endif /* PRISM2_IO_DEBUG */
2614
2615 case PRISM2_PARAM_BASIC_RATES:
2616 if ((value & local->tx_rate_control) != value || value == 0) {
2617 printk(KERN_INFO "%s: invalid basic rate set - basic "
2618 "rates must be in supported rate set\n",
2619 dev->name);
2620 ret = -EINVAL;
2621 break;
2622 }
2623 local->basic_rates = value;
2624 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2625 local->basic_rates) ||
2626 local->func->reset_port(dev))
2627 ret = -EINVAL;
2628 break;
2629
2630 case PRISM2_PARAM_OPER_RATES:
2631 local->tx_rate_control = value;
2632 if (hostap_set_rate(dev))
2633 ret = -EINVAL;
2634 break;
2635
2636 case PRISM2_PARAM_HOSTAPD:
2637 ret = hostap_set_hostapd(local, value, 1);
2638 break;
2639
2640 case PRISM2_PARAM_HOSTAPD_STA:
2641 ret = hostap_set_hostapd_sta(local, value, 1);
2642 break;
2643
2644 case PRISM2_PARAM_WPA:
2645 local->wpa = value;
2646 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2647 ret = -EOPNOTSUPP;
2648 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2649 value ? 1 : 0))
2650 ret = -EINVAL;
2651 break;
2652
2653 case PRISM2_PARAM_PRIVACY_INVOKED:
2654 local->privacy_invoked = value;
2655 if (hostap_set_encryption(local) ||
2656 local->func->reset_port(dev))
2657 ret = -EINVAL;
2658 break;
2659
2660 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2661 local->tkip_countermeasures = value;
2662 break;
2663
2664 case PRISM2_PARAM_DROP_UNENCRYPTED:
2665 local->drop_unencrypted = value;
2666 break;
2667
2668 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2669 local->scan_channel_mask = value;
2670 break;
2671
2672 default:
2673 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2674 dev->name, param);
2675 ret = -EOPNOTSUPP;
2676 break;
2677 }
2678
2679 return ret;
2680 }
2681
2682
2683 static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2684 struct iw_request_info *info,
2685 void *wrqu, char *extra)
2686 {
2687 struct hostap_interface *iface;
2688 local_info_t *local;
2689 int *param = (int *) extra;
2690 int ret = 0;
2691
2692 iface = netdev_priv(dev);
2693 local = iface->local;
2694
2695 switch (*param) {
2696 case PRISM2_PARAM_TXRATECTRL:
2697 *param = local->fw_tx_rate_control;
2698 break;
2699
2700 case PRISM2_PARAM_BEACON_INT:
2701 *param = local->beacon_int;
2702 break;
2703
2704 case PRISM2_PARAM_PSEUDO_IBSS:
2705 *param = local->pseudo_adhoc;
2706 break;
2707
2708 case PRISM2_PARAM_ALC:
2709 ret = -EOPNOTSUPP; /* FIX */
2710 break;
2711
2712 case PRISM2_PARAM_DUMP:
2713 *param = local->frame_dump;
2714 break;
2715
2716 case PRISM2_PARAM_OTHER_AP_POLICY:
2717 if (local->ap != NULL)
2718 *param = local->ap->ap_policy;
2719 else
2720 ret = -EOPNOTSUPP;
2721 break;
2722
2723 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2724 if (local->ap != NULL)
2725 *param = local->ap->max_inactivity / HZ;
2726 else
2727 ret = -EOPNOTSUPP;
2728 break;
2729
2730 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2731 if (local->ap != NULL)
2732 *param = local->ap->bridge_packets;
2733 else
2734 ret = -EOPNOTSUPP;
2735 break;
2736
2737 case PRISM2_PARAM_DTIM_PERIOD:
2738 *param = local->dtim_period;
2739 break;
2740
2741 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2742 if (local->ap != NULL)
2743 *param = local->ap->nullfunc_ack;
2744 else
2745 ret = -EOPNOTSUPP;
2746 break;
2747
2748 case PRISM2_PARAM_MAX_WDS:
2749 *param = local->wds_max_connections;
2750 break;
2751
2752 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2753 if (local->ap != NULL)
2754 *param = local->ap->autom_ap_wds;
2755 else
2756 ret = -EOPNOTSUPP;
2757 break;
2758
2759 case PRISM2_PARAM_AP_AUTH_ALGS:
2760 *param = local->auth_algs;
2761 break;
2762
2763 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2764 *param = local->monitor_allow_fcserr;
2765 break;
2766
2767 case PRISM2_PARAM_HOST_ENCRYPT:
2768 *param = local->host_encrypt;
2769 break;
2770
2771 case PRISM2_PARAM_HOST_DECRYPT:
2772 *param = local->host_decrypt;
2773 break;
2774
2775 case PRISM2_PARAM_HOST_ROAMING:
2776 *param = local->host_roaming;
2777 break;
2778
2779 case PRISM2_PARAM_BCRX_STA_KEY:
2780 *param = local->bcrx_sta_key;
2781 break;
2782
2783 case PRISM2_PARAM_IEEE_802_1X:
2784 *param = local->ieee_802_1x;
2785 break;
2786
2787 case PRISM2_PARAM_ANTSEL_TX:
2788 *param = local->antsel_tx;
2789 break;
2790
2791 case PRISM2_PARAM_ANTSEL_RX:
2792 *param = local->antsel_rx;
2793 break;
2794
2795 case PRISM2_PARAM_MONITOR_TYPE:
2796 *param = local->monitor_type;
2797 break;
2798
2799 case PRISM2_PARAM_WDS_TYPE:
2800 *param = local->wds_type;
2801 break;
2802
2803 case PRISM2_PARAM_HOSTSCAN:
2804 ret = -EOPNOTSUPP;
2805 break;
2806
2807 case PRISM2_PARAM_AP_SCAN:
2808 *param = local->passive_scan_interval;
2809 break;
2810
2811 case PRISM2_PARAM_ENH_SEC:
2812 *param = local->enh_sec;
2813 break;
2814
2815 #ifdef PRISM2_IO_DEBUG
2816 case PRISM2_PARAM_IO_DEBUG:
2817 *param = local->io_debug_enabled;
2818 break;
2819 #endif /* PRISM2_IO_DEBUG */
2820
2821 case PRISM2_PARAM_BASIC_RATES:
2822 *param = local->basic_rates;
2823 break;
2824
2825 case PRISM2_PARAM_OPER_RATES:
2826 *param = local->tx_rate_control;
2827 break;
2828
2829 case PRISM2_PARAM_HOSTAPD:
2830 *param = local->hostapd;
2831 break;
2832
2833 case PRISM2_PARAM_HOSTAPD_STA:
2834 *param = local->hostapd_sta;
2835 break;
2836
2837 case PRISM2_PARAM_WPA:
2838 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2839 ret = -EOPNOTSUPP;
2840 *param = local->wpa;
2841 break;
2842
2843 case PRISM2_PARAM_PRIVACY_INVOKED:
2844 *param = local->privacy_invoked;
2845 break;
2846
2847 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2848 *param = local->tkip_countermeasures;
2849 break;
2850
2851 case PRISM2_PARAM_DROP_UNENCRYPTED:
2852 *param = local->drop_unencrypted;
2853 break;
2854
2855 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2856 *param = local->scan_channel_mask;
2857 break;
2858
2859 default:
2860 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2861 dev->name, *param);
2862 ret = -EOPNOTSUPP;
2863 break;
2864 }
2865
2866 return ret;
2867 }
2868
2869
2870 static int prism2_ioctl_priv_readmif(struct net_device *dev,
2871 struct iw_request_info *info,
2872 void *wrqu, char *extra)
2873 {
2874 struct hostap_interface *iface;
2875 local_info_t *local;
2876 u16 resp0;
2877
2878 iface = netdev_priv(dev);
2879 local = iface->local;
2880
2881 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2882 &resp0))
2883 return -EOPNOTSUPP;
2884 else
2885 *extra = resp0;
2886
2887 return 0;
2888 }
2889
2890
2891 static int prism2_ioctl_priv_writemif(struct net_device *dev,
2892 struct iw_request_info *info,
2893 void *wrqu, char *extra)
2894 {
2895 struct hostap_interface *iface;
2896 local_info_t *local;
2897 u16 cr, val;
2898
2899 iface = netdev_priv(dev);
2900 local = iface->local;
2901
2902 cr = *extra;
2903 val = *(extra + 1);
2904 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2905 return -EOPNOTSUPP;
2906
2907 return 0;
2908 }
2909
2910
2911 static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2912 {
2913 struct hostap_interface *iface;
2914 local_info_t *local;
2915 int ret = 0;
2916 u32 mode;
2917
2918 iface = netdev_priv(dev);
2919 local = iface->local;
2920
2921 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2922 "- update software to use iwconfig mode monitor\n",
2923 dev->name, task_pid_nr(current), current->comm);
2924
2925 /* Backward compatibility code - this can be removed at some point */
2926
2927 if (*i == 0) {
2928 /* Disable monitor mode - old mode was not saved, so go to
2929 * Master mode */
2930 mode = IW_MODE_MASTER;
2931 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2932 } else if (*i == 1) {
2933 /* netlink socket mode is not supported anymore since it did
2934 * not separate different devices from each other and was not
2935 * best method for delivering large amount of packets to
2936 * user space */
2937 ret = -EOPNOTSUPP;
2938 } else if (*i == 2 || *i == 3) {
2939 switch (*i) {
2940 case 2:
2941 local->monitor_type = PRISM2_MONITOR_80211;
2942 break;
2943 case 3:
2944 local->monitor_type = PRISM2_MONITOR_PRISM;
2945 break;
2946 }
2947 mode = IW_MODE_MONITOR;
2948 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2949 hostap_monitor_mode_enable(local);
2950 } else
2951 ret = -EINVAL;
2952
2953 return ret;
2954 }
2955
2956
2957 static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2958 {
2959 struct hostap_interface *iface;
2960 local_info_t *local;
2961
2962 iface = netdev_priv(dev);
2963 local = iface->local;
2964
2965 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2966 switch (*i) {
2967 case 0:
2968 /* Disable and enable card */
2969 local->func->hw_shutdown(dev, 1);
2970 local->func->hw_config(dev, 0);
2971 break;
2972
2973 case 1:
2974 /* COR sreset */
2975 local->func->hw_reset(dev);
2976 break;
2977
2978 case 2:
2979 /* Disable and enable port 0 */
2980 local->func->reset_port(dev);
2981 break;
2982
2983 case 3:
2984 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
2985 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
2986 NULL))
2987 return -EINVAL;
2988 break;
2989
2990 case 4:
2991 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
2992 NULL))
2993 return -EINVAL;
2994 break;
2995
2996 default:
2997 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
2998 return -EOPNOTSUPP;
2999 }
3000
3001 return 0;
3002 }
3003
3004
3005 static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
3006 {
3007 int rid = *i;
3008 int value = *(i + 1);
3009
3010 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
3011
3012 if (hostap_set_word(dev, rid, value))
3013 return -EINVAL;
3014
3015 return 0;
3016 }
3017
3018
3019 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
3020 static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3021 {
3022 int ret = 0;
3023
3024 switch (*cmd) {
3025 case AP_MAC_CMD_POLICY_OPEN:
3026 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3027 break;
3028 case AP_MAC_CMD_POLICY_ALLOW:
3029 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3030 break;
3031 case AP_MAC_CMD_POLICY_DENY:
3032 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3033 break;
3034 case AP_MAC_CMD_FLUSH:
3035 ap_control_flush_macs(&local->ap->mac_restrictions);
3036 break;
3037 case AP_MAC_CMD_KICKALL:
3038 ap_control_kickall(local->ap);
3039 hostap_deauth_all_stas(local->dev, local->ap, 0);
3040 break;
3041 default:
3042 ret = -EOPNOTSUPP;
3043 break;
3044 }
3045
3046 return ret;
3047 }
3048 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3049
3050
3051 #ifdef PRISM2_DOWNLOAD_SUPPORT
3052 static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3053 {
3054 struct prism2_download_param *param;
3055 int ret = 0;
3056
3057 if (p->length < sizeof(struct prism2_download_param) ||
3058 p->length > 1024 || !p->pointer)
3059 return -EINVAL;
3060
3061 param = (struct prism2_download_param *)
3062 kmalloc(p->length, GFP_KERNEL);
3063 if (param == NULL)
3064 return -ENOMEM;
3065
3066 if (copy_from_user(param, p->pointer, p->length)) {
3067 ret = -EFAULT;
3068 goto out;
3069 }
3070
3071 if (p->length < sizeof(struct prism2_download_param) +
3072 param->num_areas * sizeof(struct prism2_download_area)) {
3073 ret = -EINVAL;
3074 goto out;
3075 }
3076
3077 ret = local->func->download(local, param);
3078
3079 out:
3080 kfree(param);
3081 return ret;
3082 }
3083 #endif /* PRISM2_DOWNLOAD_SUPPORT */
3084
3085
3086 static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3087 size_t len)
3088 {
3089 struct hostap_interface *iface = netdev_priv(dev);
3090 local_info_t *local = iface->local;
3091 u8 *buf;
3092
3093 /*
3094 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3095 * includes it.
3096 */
3097 buf = kmalloc(len + 2, GFP_KERNEL);
3098 if (buf == NULL)
3099 return -ENOMEM;
3100
3101 *((u16 *) buf) = cpu_to_le16(len);
3102 memcpy(buf + 2, elem, len);
3103
3104 kfree(local->generic_elem);
3105 local->generic_elem = buf;
3106 local->generic_elem_len = len + 2;
3107
3108 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3109 buf, len + 2);
3110 }
3111
3112
3113 static int prism2_ioctl_siwauth(struct net_device *dev,
3114 struct iw_request_info *info,
3115 struct iw_param *data, char *extra)
3116 {
3117 struct hostap_interface *iface = netdev_priv(dev);
3118 local_info_t *local = iface->local;
3119
3120 switch (data->flags & IW_AUTH_INDEX) {
3121 case IW_AUTH_WPA_VERSION:
3122 case IW_AUTH_CIPHER_PAIRWISE:
3123 case IW_AUTH_CIPHER_GROUP:
3124 case IW_AUTH_KEY_MGMT:
3125 /*
3126 * Host AP driver does not use these parameters and allows
3127 * wpa_supplicant to control them internally.
3128 */
3129 break;
3130 case IW_AUTH_TKIP_COUNTERMEASURES:
3131 local->tkip_countermeasures = data->value;
3132 break;
3133 case IW_AUTH_DROP_UNENCRYPTED:
3134 local->drop_unencrypted = data->value;
3135 break;
3136 case IW_AUTH_80211_AUTH_ALG:
3137 local->auth_algs = data->value;
3138 break;
3139 case IW_AUTH_WPA_ENABLED:
3140 if (data->value == 0) {
3141 local->wpa = 0;
3142 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3143 break;
3144 prism2_set_genericelement(dev, "", 0);
3145 local->host_roaming = 0;
3146 local->privacy_invoked = 0;
3147 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3148 0) ||
3149 hostap_set_roaming(local) ||
3150 hostap_set_encryption(local) ||
3151 local->func->reset_port(dev))
3152 return -EINVAL;
3153 break;
3154 }
3155 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3156 return -EOPNOTSUPP;
3157 local->host_roaming = 2;
3158 local->privacy_invoked = 1;
3159 local->wpa = 1;
3160 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3161 hostap_set_roaming(local) ||
3162 hostap_set_encryption(local) ||
3163 local->func->reset_port(dev))
3164 return -EINVAL;
3165 break;
3166 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3167 local->ieee_802_1x = data->value;
3168 break;
3169 case IW_AUTH_PRIVACY_INVOKED:
3170 local->privacy_invoked = data->value;
3171 break;
3172 default:
3173 return -EOPNOTSUPP;
3174 }
3175 return 0;
3176 }
3177
3178
3179 static int prism2_ioctl_giwauth(struct net_device *dev,
3180 struct iw_request_info *info,
3181 struct iw_param *data, char *extra)
3182 {
3183 struct hostap_interface *iface = netdev_priv(dev);
3184 local_info_t *local = iface->local;
3185
3186 switch (data->flags & IW_AUTH_INDEX) {
3187 case IW_AUTH_WPA_VERSION:
3188 case IW_AUTH_CIPHER_PAIRWISE:
3189 case IW_AUTH_CIPHER_GROUP:
3190 case IW_AUTH_KEY_MGMT:
3191 /*
3192 * Host AP driver does not use these parameters and allows
3193 * wpa_supplicant to control them internally.
3194 */
3195 return -EOPNOTSUPP;
3196 case IW_AUTH_TKIP_COUNTERMEASURES:
3197 data->value = local->tkip_countermeasures;
3198 break;
3199 case IW_AUTH_DROP_UNENCRYPTED:
3200 data->value = local->drop_unencrypted;
3201 break;
3202 case IW_AUTH_80211_AUTH_ALG:
3203 data->value = local->auth_algs;
3204 break;
3205 case IW_AUTH_WPA_ENABLED:
3206 data->value = local->wpa;
3207 break;
3208 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3209 data->value = local->ieee_802_1x;
3210 break;
3211 default:
3212 return -EOPNOTSUPP;
3213 }
3214 return 0;
3215 }
3216
3217
3218 static int prism2_ioctl_siwencodeext(struct net_device *dev,
3219 struct iw_request_info *info,
3220 struct iw_point *erq, char *extra)
3221 {
3222 struct hostap_interface *iface = netdev_priv(dev);
3223 local_info_t *local = iface->local;
3224 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3225 int i, ret = 0;
3226 struct ieee80211_crypto_ops *ops;
3227 struct ieee80211_crypt_data **crypt;
3228 void *sta_ptr;
3229 u8 *addr;
3230 const char *alg, *module;
3231
3232 i = erq->flags & IW_ENCODE_INDEX;
3233 if (i > WEP_KEYS)
3234 return -EINVAL;
3235 if (i < 1 || i > WEP_KEYS)
3236 i = local->tx_keyidx;
3237 else
3238 i--;
3239 if (i < 0 || i >= WEP_KEYS)
3240 return -EINVAL;
3241
3242 addr = ext->addr.sa_data;
3243 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3244 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3245 sta_ptr = NULL;
3246 crypt = &local->crypt[i];
3247 } else {
3248 if (i != 0)
3249 return -EINVAL;
3250 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3251 if (sta_ptr == NULL) {
3252 if (local->iw_mode == IW_MODE_INFRA) {
3253 /*
3254 * TODO: add STA entry for the current AP so
3255 * that unicast key can be used. For now, this
3256 * is emulated by using default key idx 0.
3257 */
3258 i = 0;
3259 crypt = &local->crypt[i];
3260 } else
3261 return -EINVAL;
3262 }
3263 }
3264
3265 if ((erq->flags & IW_ENCODE_DISABLED) ||
3266 ext->alg == IW_ENCODE_ALG_NONE) {
3267 if (*crypt)
3268 prism2_crypt_delayed_deinit(local, crypt);
3269 goto done;
3270 }
3271
3272 switch (ext->alg) {
3273 case IW_ENCODE_ALG_WEP:
3274 alg = "WEP";
3275 module = "ieee80211_crypt_wep";
3276 break;
3277 case IW_ENCODE_ALG_TKIP:
3278 alg = "TKIP";
3279 module = "ieee80211_crypt_tkip";
3280 break;
3281 case IW_ENCODE_ALG_CCMP:
3282 alg = "CCMP";
3283 module = "ieee80211_crypt_ccmp";
3284 break;
3285 default:
3286 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3287 local->dev->name, ext->alg);
3288 ret = -EOPNOTSUPP;
3289 goto done;
3290 }
3291
3292 ops = ieee80211_get_crypto_ops(alg);
3293 if (ops == NULL) {
3294 request_module(module);
3295 ops = ieee80211_get_crypto_ops(alg);
3296 }
3297 if (ops == NULL) {
3298 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3299 local->dev->name, alg);
3300 ret = -EOPNOTSUPP;
3301 goto done;
3302 }
3303
3304 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3305 /*
3306 * Per station encryption and other than WEP algorithms
3307 * require host-based encryption, so force them on
3308 * automatically.
3309 */
3310 local->host_decrypt = local->host_encrypt = 1;
3311 }
3312
3313 if (*crypt == NULL || (*crypt)->ops != ops) {
3314 struct ieee80211_crypt_data *new_crypt;
3315
3316 prism2_crypt_delayed_deinit(local, crypt);
3317
3318 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
3319 GFP_KERNEL);
3320 if (new_crypt == NULL) {
3321 ret = -ENOMEM;
3322 goto done;
3323 }
3324 new_crypt->ops = ops;
3325 new_crypt->priv = new_crypt->ops->init(i);
3326 if (new_crypt->priv == NULL) {
3327 kfree(new_crypt);
3328 ret = -EINVAL;
3329 goto done;
3330 }
3331
3332 *crypt = new_crypt;
3333 }
3334
3335 /*
3336 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3337 * existing seq# should not be changed.
3338 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3339 * should be changed to something else than zero.
3340 */
3341 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3342 && (*crypt)->ops->set_key &&
3343 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3344 (*crypt)->priv) < 0) {
3345 printk(KERN_DEBUG "%s: key setting failed\n",
3346 local->dev->name);
3347 ret = -EINVAL;
3348 goto done;
3349 }
3350
3351 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3352 if (!sta_ptr)
3353 local->tx_keyidx = i;
3354 }
3355
3356
3357 if (sta_ptr == NULL && ext->key_len > 0) {
3358 int first = 1, j;
3359 for (j = 0; j < WEP_KEYS; j++) {
3360 if (j != i && local->crypt[j]) {
3361 first = 0;
3362 break;
3363 }
3364 }
3365 if (first)
3366 local->tx_keyidx = i;
3367 }
3368
3369 done:
3370 if (sta_ptr)
3371 hostap_handle_sta_release(sta_ptr);
3372
3373 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3374
3375 /*
3376 * Do not reset port0 if card is in Managed mode since resetting will
3377 * generate new IEEE 802.11 authentication which may end up in looping
3378 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3379 * after WEP configuration. However, keys are apparently changed at
3380 * least in Managed mode.
3381 */
3382 if (ret == 0 &&
3383 (hostap_set_encryption(local) ||
3384 (local->iw_mode != IW_MODE_INFRA &&
3385 local->func->reset_port(local->dev))))
3386 ret = -EINVAL;
3387
3388 return ret;
3389 }
3390
3391
3392 static int prism2_ioctl_giwencodeext(struct net_device *dev,
3393 struct iw_request_info *info,
3394 struct iw_point *erq, char *extra)
3395 {
3396 struct hostap_interface *iface = netdev_priv(dev);
3397 local_info_t *local = iface->local;
3398 struct ieee80211_crypt_data **crypt;
3399 void *sta_ptr;
3400 int max_key_len, i;
3401 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3402 u8 *addr;
3403
3404 max_key_len = erq->length - sizeof(*ext);
3405 if (max_key_len < 0)
3406 return -EINVAL;
3407
3408 i = erq->flags & IW_ENCODE_INDEX;
3409 if (i < 1 || i > WEP_KEYS)
3410 i = local->tx_keyidx;
3411 else
3412 i--;
3413
3414 addr = ext->addr.sa_data;
3415 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3416 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3417 sta_ptr = NULL;
3418 crypt = &local->crypt[i];
3419 } else {
3420 i = 0;
3421 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3422 if (sta_ptr == NULL)
3423 return -EINVAL;
3424 }
3425 erq->flags = i + 1;
3426 memset(ext, 0, sizeof(*ext));
3427
3428 if (*crypt == NULL || (*crypt)->ops == NULL) {
3429 ext->alg = IW_ENCODE_ALG_NONE;
3430 ext->key_len = 0;
3431 erq->flags |= IW_ENCODE_DISABLED;
3432 } else {
3433 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3434 ext->alg = IW_ENCODE_ALG_WEP;
3435 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3436 ext->alg = IW_ENCODE_ALG_TKIP;
3437 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3438 ext->alg = IW_ENCODE_ALG_CCMP;
3439 else
3440 return -EINVAL;
3441
3442 if ((*crypt)->ops->get_key) {
3443 ext->key_len =
3444 (*crypt)->ops->get_key(ext->key,
3445 max_key_len,
3446 ext->tx_seq,
3447 (*crypt)->priv);
3448 if (ext->key_len &&
3449 (ext->alg == IW_ENCODE_ALG_TKIP ||
3450 ext->alg == IW_ENCODE_ALG_CCMP))
3451 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3452 }
3453 }
3454
3455 if (sta_ptr)
3456 hostap_handle_sta_release(sta_ptr);
3457
3458 return 0;
3459 }
3460
3461
3462 static int prism2_ioctl_set_encryption(local_info_t *local,
3463 struct prism2_hostapd_param *param,
3464 int param_len)
3465 {
3466 int ret = 0;
3467 struct ieee80211_crypto_ops *ops;
3468 struct ieee80211_crypt_data **crypt;
3469 void *sta_ptr;
3470
3471 param->u.crypt.err = 0;
3472 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3473
3474 if (param_len !=
3475 (int) ((char *) param->u.crypt.key - (char *) param) +
3476 param->u.crypt.key_len)
3477 return -EINVAL;
3478
3479 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3480 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3481 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3482 if (param->u.crypt.idx >= WEP_KEYS)
3483 return -EINVAL;
3484 sta_ptr = NULL;
3485 crypt = &local->crypt[param->u.crypt.idx];
3486 } else {
3487 if (param->u.crypt.idx)
3488 return -EINVAL;
3489 sta_ptr = ap_crypt_get_ptrs(
3490 local->ap, param->sta_addr,
3491 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3492 &crypt);
3493
3494 if (sta_ptr == NULL) {
3495 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3496 return -EINVAL;
3497 }
3498 }
3499
3500 if (strcmp(param->u.crypt.alg, "none") == 0) {
3501 if (crypt)
3502 prism2_crypt_delayed_deinit(local, crypt);
3503 goto done;
3504 }
3505
3506 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3507 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
3508 request_module("ieee80211_crypt_wep");
3509 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3510 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
3511 request_module("ieee80211_crypt_tkip");
3512 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3513 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
3514 request_module("ieee80211_crypt_ccmp");
3515 ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
3516 }
3517 if (ops == NULL) {
3518 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3519 local->dev->name, param->u.crypt.alg);
3520 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3521 ret = -EINVAL;
3522 goto done;
3523 }
3524
3525 /* station based encryption and other than WEP algorithms require
3526 * host-based encryption, so force them on automatically */
3527 local->host_decrypt = local->host_encrypt = 1;
3528
3529 if (*crypt == NULL || (*crypt)->ops != ops) {
3530 struct ieee80211_crypt_data *new_crypt;
3531
3532 prism2_crypt_delayed_deinit(local, crypt);
3533
3534 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
3535 GFP_KERNEL);
3536 if (new_crypt == NULL) {
3537 ret = -ENOMEM;
3538 goto done;
3539 }
3540 new_crypt->ops = ops;
3541 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3542 if (new_crypt->priv == NULL) {
3543 kfree(new_crypt);
3544 param->u.crypt.err =
3545 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3546 ret = -EINVAL;
3547 goto done;
3548 }
3549
3550 *crypt = new_crypt;
3551 }
3552
3553 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3554 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3555 (*crypt)->ops->set_key(param->u.crypt.key,
3556 param->u.crypt.key_len, param->u.crypt.seq,
3557 (*crypt)->priv) < 0) {
3558 printk(KERN_DEBUG "%s: key setting failed\n",
3559 local->dev->name);
3560 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3561 ret = -EINVAL;
3562 goto done;
3563 }
3564
3565 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3566 if (!sta_ptr)
3567 local->tx_keyidx = param->u.crypt.idx;
3568 else if (param->u.crypt.idx) {
3569 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3570 local->dev->name);
3571 param->u.crypt.err =
3572 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3573 ret = -EINVAL;
3574 goto done;
3575 }
3576 }
3577
3578 done:
3579 if (sta_ptr)
3580 hostap_handle_sta_release(sta_ptr);
3581
3582 /* Do not reset port0 if card is in Managed mode since resetting will
3583 * generate new IEEE 802.11 authentication which may end up in looping
3584 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3585 * after WEP configuration. However, keys are apparently changed at
3586 * least in Managed mode. */
3587 if (ret == 0 &&
3588 (hostap_set_encryption(local) ||
3589 (local->iw_mode != IW_MODE_INFRA &&
3590 local->func->reset_port(local->dev)))) {
3591 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3592 return -EINVAL;
3593 }
3594
3595 return ret;
3596 }
3597
3598
3599 static int prism2_ioctl_get_encryption(local_info_t *local,
3600 struct prism2_hostapd_param *param,
3601 int param_len)
3602 {
3603 struct ieee80211_crypt_data **crypt;
3604 void *sta_ptr;
3605 int max_key_len;
3606
3607 param->u.crypt.err = 0;
3608
3609 max_key_len = param_len -
3610 (int) ((char *) param->u.crypt.key - (char *) param);
3611 if (max_key_len < 0)
3612 return -EINVAL;
3613
3614 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3615 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3616 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3617 sta_ptr = NULL;
3618 if (param->u.crypt.idx >= WEP_KEYS)
3619 param->u.crypt.idx = local->tx_keyidx;
3620 crypt = &local->crypt[param->u.crypt.idx];
3621 } else {
3622 param->u.crypt.idx = 0;
3623 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3624 &crypt);
3625
3626 if (sta_ptr == NULL) {
3627 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3628 return -EINVAL;
3629 }
3630 }
3631
3632 if (*crypt == NULL || (*crypt)->ops == NULL) {
3633 memcpy(param->u.crypt.alg, "none", 5);
3634 param->u.crypt.key_len = 0;
3635 param->u.crypt.idx = 0xff;
3636 } else {
3637 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3638 HOSTAP_CRYPT_ALG_NAME_LEN);
3639 param->u.crypt.key_len = 0;
3640
3641 memset(param->u.crypt.seq, 0, 8);
3642 if ((*crypt)->ops->get_key) {
3643 param->u.crypt.key_len =
3644 (*crypt)->ops->get_key(param->u.crypt.key,
3645 max_key_len,
3646 param->u.crypt.seq,
3647 (*crypt)->priv);
3648 }
3649 }
3650
3651 if (sta_ptr)
3652 hostap_handle_sta_release(sta_ptr);
3653
3654 return 0;
3655 }
3656
3657
3658 static int prism2_ioctl_get_rid(local_info_t *local,
3659 struct prism2_hostapd_param *param,
3660 int param_len)
3661 {
3662 int max_len, res;
3663
3664 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3665 if (max_len < 0)
3666 return -EINVAL;
3667
3668 res = local->func->get_rid(local->dev, param->u.rid.rid,
3669 param->u.rid.data, param->u.rid.len, 0);
3670 if (res >= 0) {
3671 param->u.rid.len = res;
3672 return 0;
3673 }
3674
3675 return res;
3676 }
3677
3678
3679 static int prism2_ioctl_set_rid(local_info_t *local,
3680 struct prism2_hostapd_param *param,
3681 int param_len)
3682 {
3683 int max_len;
3684
3685 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3686 if (max_len < 0 || max_len < param->u.rid.len)
3687 return -EINVAL;
3688
3689 return local->func->set_rid(local->dev, param->u.rid.rid,
3690 param->u.rid.data, param->u.rid.len);
3691 }
3692
3693
3694 static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3695 struct prism2_hostapd_param *param,
3696 int param_len)
3697 {
3698 DECLARE_MAC_BUF(mac);
3699 printk(KERN_DEBUG "%ssta: associated as client with AP "
3700 "%s\n",
3701 local->dev->name, print_mac(mac, param->sta_addr));
3702 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3703 return 0;
3704 }
3705
3706
3707 static int prism2_ioctl_siwgenie(struct net_device *dev,
3708 struct iw_request_info *info,
3709 struct iw_point *data, char *extra)
3710 {
3711 return prism2_set_genericelement(dev, extra, data->length);
3712 }
3713
3714
3715 static int prism2_ioctl_giwgenie(struct net_device *dev,
3716 struct iw_request_info *info,
3717 struct iw_point *data, char *extra)
3718 {
3719 struct hostap_interface *iface = netdev_priv(dev);
3720 local_info_t *local = iface->local;
3721 int len = local->generic_elem_len - 2;
3722
3723 if (len <= 0 || local->generic_elem == NULL) {
3724 data->length = 0;
3725 return 0;
3726 }
3727
3728 if (data->length < len)
3729 return -E2BIG;
3730
3731 data->length = len;
3732 memcpy(extra, local->generic_elem + 2, len);
3733
3734 return 0;
3735 }
3736
3737
3738 static int prism2_ioctl_set_generic_element(local_info_t *local,
3739 struct prism2_hostapd_param *param,
3740 int param_len)
3741 {
3742 int max_len, len;
3743
3744 len = param->u.generic_elem.len;
3745 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3746 if (max_len < 0 || max_len < len)
3747 return -EINVAL;
3748
3749 return prism2_set_genericelement(local->dev,
3750 param->u.generic_elem.data, len);
3751 }
3752
3753
3754 static int prism2_ioctl_siwmlme(struct net_device *dev,
3755 struct iw_request_info *info,
3756 struct iw_point *data, char *extra)
3757 {
3758 struct hostap_interface *iface = netdev_priv(dev);
3759 local_info_t *local = iface->local;
3760 struct iw_mlme *mlme = (struct iw_mlme *) extra;
3761 u16 reason;
3762
3763 reason = cpu_to_le16(mlme->reason_code);
3764
3765 switch (mlme->cmd) {
3766 case IW_MLME_DEAUTH:
3767 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3768 IEEE80211_STYPE_DEAUTH,
3769 (u8 *) &reason, 2);
3770 case IW_MLME_DISASSOC:
3771 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3772 IEEE80211_STYPE_DISASSOC,
3773 (u8 *) &reason, 2);
3774 default:
3775 return -EOPNOTSUPP;
3776 }
3777 }
3778
3779
3780 static int prism2_ioctl_mlme(local_info_t *local,
3781 struct prism2_hostapd_param *param)
3782 {
3783 u16 reason;
3784
3785 reason = cpu_to_le16(param->u.mlme.reason_code);
3786 switch (param->u.mlme.cmd) {
3787 case MLME_STA_DEAUTH:
3788 return prism2_sta_send_mgmt(local, param->sta_addr,
3789 IEEE80211_STYPE_DEAUTH,
3790 (u8 *) &reason, 2);
3791 case MLME_STA_DISASSOC:
3792 return prism2_sta_send_mgmt(local, param->sta_addr,
3793 IEEE80211_STYPE_DISASSOC,
3794 (u8 *) &reason, 2);
3795 default:
3796 return -EOPNOTSUPP;
3797 }
3798 }
3799
3800
3801 static int prism2_ioctl_scan_req(local_info_t *local,
3802 struct prism2_hostapd_param *param)
3803 {
3804 #ifndef PRISM2_NO_STATION_MODES
3805 if ((local->iw_mode != IW_MODE_INFRA &&
3806 local->iw_mode != IW_MODE_ADHOC) ||
3807 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3808 return -EOPNOTSUPP;
3809
3810 if (!local->dev_enabled)
3811 return -ENETDOWN;
3812
3813 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3814 param->u.scan_req.ssid_len);
3815 #else /* PRISM2_NO_STATION_MODES */
3816 return -EOPNOTSUPP;
3817 #endif /* PRISM2_NO_STATION_MODES */
3818 }
3819
3820
3821 static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3822 {
3823 struct prism2_hostapd_param *param;
3824 int ret = 0;
3825 int ap_ioctl = 0;
3826
3827 if (p->length < sizeof(struct prism2_hostapd_param) ||
3828 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3829 return -EINVAL;
3830
3831 param = kmalloc(p->length, GFP_KERNEL);
3832 if (param == NULL)
3833 return -ENOMEM;
3834
3835 if (copy_from_user(param, p->pointer, p->length)) {
3836 ret = -EFAULT;
3837 goto out;
3838 }
3839
3840 switch (param->cmd) {
3841 case PRISM2_SET_ENCRYPTION:
3842 ret = prism2_ioctl_set_encryption(local, param, p->length);
3843 break;
3844 case PRISM2_GET_ENCRYPTION:
3845 ret = prism2_ioctl_get_encryption(local, param, p->length);
3846 break;
3847 case PRISM2_HOSTAPD_GET_RID:
3848 ret = prism2_ioctl_get_rid(local, param, p->length);
3849 break;
3850 case PRISM2_HOSTAPD_SET_RID:
3851 ret = prism2_ioctl_set_rid(local, param, p->length);
3852 break;
3853 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3854 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3855 break;
3856 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3857 ret = prism2_ioctl_set_generic_element(local, param,
3858 p->length);
3859 break;
3860 case PRISM2_HOSTAPD_MLME:
3861 ret = prism2_ioctl_mlme(local, param);
3862 break;
3863 case PRISM2_HOSTAPD_SCAN_REQ:
3864 ret = prism2_ioctl_scan_req(local, param);
3865 break;
3866 default:
3867 ret = prism2_hostapd(local->ap, param);
3868 ap_ioctl = 1;
3869 break;
3870 }
3871
3872 if (ret == 1 || !ap_ioctl) {
3873 if (copy_to_user(p->pointer, param, p->length)) {
3874 ret = -EFAULT;
3875 goto out;
3876 } else if (ap_ioctl)
3877 ret = 0;
3878 }
3879
3880 out:
3881 kfree(param);
3882 return ret;
3883 }
3884
3885
3886 static void prism2_get_drvinfo(struct net_device *dev,
3887 struct ethtool_drvinfo *info)
3888 {
3889 struct hostap_interface *iface;
3890 local_info_t *local;
3891
3892 iface = netdev_priv(dev);
3893 local = iface->local;
3894
3895 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
3896 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3897 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3898 (local->sta_fw_ver >> 8) & 0xff,
3899 local->sta_fw_ver & 0xff);
3900 }
3901
3902 const struct ethtool_ops prism2_ethtool_ops = {
3903 .get_drvinfo = prism2_get_drvinfo
3904 };
3905
3906
3907 /* Structures to export the Wireless Handlers */
3908
3909 static const iw_handler prism2_handler[] =
3910 {
3911 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3912 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3913 (iw_handler) NULL, /* SIOCSIWNWID */
3914 (iw_handler) NULL, /* SIOCGIWNWID */
3915 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3916 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3917 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3918 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3919 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3920 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3921 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3922 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3923 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3924 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3925 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3926 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3927 iw_handler_set_spy, /* SIOCSIWSPY */
3928 iw_handler_get_spy, /* SIOCGIWSPY */
3929 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3930 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3931 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3932 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3933 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3934 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3935 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3936 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3937 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3938 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3939 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3940 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3941 (iw_handler) NULL, /* -- hole -- */
3942 (iw_handler) NULL, /* -- hole -- */
3943 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3944 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3945 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3946 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3947 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3948 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3949 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3950 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3951 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3952 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3953 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3954 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3955 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3956 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3957 (iw_handler) NULL, /* -- hole -- */
3958 (iw_handler) NULL, /* -- hole -- */
3959 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3960 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3961 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3962 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3963 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3964 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3965 (iw_handler) NULL, /* SIOCSIWPMKSA */
3966 (iw_handler) NULL, /* -- hole -- */
3967 };
3968
3969 static const iw_handler prism2_private_handler[] =
3970 { /* SIOCIWFIRSTPRIV + */
3971 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
3972 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
3973 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
3974 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
3975 };
3976
3977 const struct iw_handler_def hostap_iw_handler_def =
3978 {
3979 .num_standard = ARRAY_SIZE(prism2_handler),
3980 .num_private = ARRAY_SIZE(prism2_private_handler),
3981 .num_private_args = ARRAY_SIZE(prism2_priv),
3982 .standard = (iw_handler *) prism2_handler,
3983 .private = (iw_handler *) prism2_private_handler,
3984 .private_args = (struct iw_priv_args *) prism2_priv,
3985 .get_wireless_stats = hostap_get_wireless_stats,
3986 };
3987
3988
3989 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
3990 {
3991 struct iwreq *wrq = (struct iwreq *) ifr;
3992 struct hostap_interface *iface;
3993 local_info_t *local;
3994 int ret = 0;
3995
3996 iface = netdev_priv(dev);
3997 local = iface->local;
3998
3999 switch (cmd) {
4000 /* Private ioctls (iwpriv) that have not yet been converted
4001 * into new wireless extensions API */
4002
4003 case PRISM2_IOCTL_INQUIRE:
4004 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4005 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
4006 break;
4007
4008 case PRISM2_IOCTL_MONITOR:
4009 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4010 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
4011 break;
4012
4013 case PRISM2_IOCTL_RESET:
4014 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4015 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
4016 break;
4017
4018 case PRISM2_IOCTL_WDS_ADD:
4019 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4020 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
4021 break;
4022
4023 case PRISM2_IOCTL_WDS_DEL:
4024 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4025 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4026 break;
4027
4028 case PRISM2_IOCTL_SET_RID_WORD:
4029 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4030 else ret = prism2_ioctl_priv_set_rid_word(dev,
4031 (int *) wrq->u.name);
4032 break;
4033
4034 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4035 case PRISM2_IOCTL_MACCMD:
4036 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4037 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4038 break;
4039
4040 case PRISM2_IOCTL_ADDMAC:
4041 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4042 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4043 wrq->u.ap_addr.sa_data);
4044 break;
4045 case PRISM2_IOCTL_DELMAC:
4046 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4047 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4048 wrq->u.ap_addr.sa_data);
4049 break;
4050 case PRISM2_IOCTL_KICKMAC:
4051 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4052 else ret = ap_control_kick_mac(local->ap, local->dev,
4053 wrq->u.ap_addr.sa_data);
4054 break;
4055 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4056
4057
4058 /* Private ioctls that are not used with iwpriv;
4059 * in SIOCDEVPRIVATE range */
4060
4061 #ifdef PRISM2_DOWNLOAD_SUPPORT
4062 case PRISM2_IOCTL_DOWNLOAD:
4063 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4064 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4065 break;
4066 #endif /* PRISM2_DOWNLOAD_SUPPORT */
4067
4068 case PRISM2_IOCTL_HOSTAPD:
4069 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4070 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4071 break;
4072
4073 default:
4074 ret = -EOPNOTSUPP;
4075 break;
4076 }
4077
4078 return ret;
4079 }
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