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Staging: comedi: fix build on arches that don't want comedi drivers
[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / hostap / hostap_ioctl.c
1 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
3 #include <linux/types.h>
4 #include <linux/ethtool.h>
5 #include <linux/if_arp.h>
6 #include <net/lib80211.h>
7
8 #include "hostap_wlan.h"
9 #include "hostap.h"
10 #include "hostap_ap.h"
11
12 static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
13 {
14 struct hostap_interface *iface;
15 local_info_t *local;
16 struct iw_statistics *wstats;
17
18 iface = netdev_priv(dev);
19 local = iface->local;
20
21 /* Why are we doing that ? Jean II */
22 if (iface->type != HOSTAP_INTERFACE_MAIN)
23 return NULL;
24
25 wstats = &local->wstats;
26
27 wstats->status = 0;
28 wstats->discard.code =
29 local->comm_tallies.rx_discards_wep_undecryptable;
30 wstats->discard.misc =
31 local->comm_tallies.rx_fcs_errors +
32 local->comm_tallies.rx_discards_no_buffer +
33 local->comm_tallies.tx_discards_wrong_sa;
34
35 wstats->discard.retries =
36 local->comm_tallies.tx_retry_limit_exceeded;
37 wstats->discard.fragment =
38 local->comm_tallies.rx_message_in_bad_msg_fragments;
39
40 if (local->iw_mode != IW_MODE_MASTER &&
41 local->iw_mode != IW_MODE_REPEAT) {
42 int update = 1;
43 #ifdef in_atomic
44 /* RID reading might sleep and it must not be called in
45 * interrupt context or while atomic. However, this
46 * function seems to be called while atomic (at least in Linux
47 * 2.5.59). Update signal quality values only if in suitable
48 * context. Otherwise, previous values read from tick timer
49 * will be used. */
50 if (in_atomic())
51 update = 0;
52 #endif /* in_atomic */
53
54 if (update && prism2_update_comms_qual(dev) == 0)
55 wstats->qual.updated = IW_QUAL_ALL_UPDATED |
56 IW_QUAL_DBM;
57
58 wstats->qual.qual = local->comms_qual;
59 wstats->qual.level = local->avg_signal;
60 wstats->qual.noise = local->avg_noise;
61 } else {
62 wstats->qual.qual = 0;
63 wstats->qual.level = 0;
64 wstats->qual.noise = 0;
65 wstats->qual.updated = IW_QUAL_ALL_INVALID;
66 }
67
68 return wstats;
69 }
70
71
72 static int prism2_get_datarates(struct net_device *dev, u8 *rates)
73 {
74 struct hostap_interface *iface;
75 local_info_t *local;
76 u8 buf[12];
77 int len;
78 u16 val;
79
80 iface = netdev_priv(dev);
81 local = iface->local;
82
83 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
84 sizeof(buf), 0);
85 if (len < 2)
86 return 0;
87
88 val = le16_to_cpu(*(__le16 *) buf); /* string length */
89
90 if (len - 2 < val || val > 10)
91 return 0;
92
93 memcpy(rates, buf + 2, val);
94 return val;
95 }
96
97
98 static int prism2_get_name(struct net_device *dev,
99 struct iw_request_info *info,
100 char *name, char *extra)
101 {
102 u8 rates[10];
103 int len, i, over2 = 0;
104
105 len = prism2_get_datarates(dev, rates);
106
107 for (i = 0; i < len; i++) {
108 if (rates[i] == 0x0b || rates[i] == 0x16) {
109 over2 = 1;
110 break;
111 }
112 }
113
114 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
115
116 return 0;
117 }
118
119
120 static int prism2_ioctl_siwencode(struct net_device *dev,
121 struct iw_request_info *info,
122 struct iw_point *erq, char *keybuf)
123 {
124 struct hostap_interface *iface;
125 local_info_t *local;
126 int i;
127 struct lib80211_crypt_data **crypt;
128
129 iface = netdev_priv(dev);
130 local = iface->local;
131
132 i = erq->flags & IW_ENCODE_INDEX;
133 if (i < 1 || i > 4)
134 i = local->crypt_info.tx_keyidx;
135 else
136 i--;
137 if (i < 0 || i >= WEP_KEYS)
138 return -EINVAL;
139
140 crypt = &local->crypt_info.crypt[i];
141
142 if (erq->flags & IW_ENCODE_DISABLED) {
143 if (*crypt)
144 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
145 goto done;
146 }
147
148 if (*crypt != NULL && (*crypt)->ops != NULL &&
149 strcmp((*crypt)->ops->name, "WEP") != 0) {
150 /* changing to use WEP; deinit previously used algorithm */
151 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
152 }
153
154 if (*crypt == NULL) {
155 struct lib80211_crypt_data *new_crypt;
156
157 /* take WEP into use */
158 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
159 GFP_KERNEL);
160 if (new_crypt == NULL)
161 return -ENOMEM;
162 new_crypt->ops = lib80211_get_crypto_ops("WEP");
163 if (!new_crypt->ops) {
164 request_module("lib80211_crypt_wep");
165 new_crypt->ops = lib80211_get_crypto_ops("WEP");
166 }
167 if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
168 new_crypt->priv = new_crypt->ops->init(i);
169 if (!new_crypt->ops || !new_crypt->priv) {
170 kfree(new_crypt);
171 new_crypt = NULL;
172
173 printk(KERN_WARNING "%s: could not initialize WEP: "
174 "load module hostap_crypt_wep.o\n",
175 dev->name);
176 return -EOPNOTSUPP;
177 }
178 *crypt = new_crypt;
179 }
180
181 if (erq->length > 0) {
182 int len = erq->length <= 5 ? 5 : 13;
183 int first = 1, j;
184 if (len > erq->length)
185 memset(keybuf + erq->length, 0, len - erq->length);
186 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
187 for (j = 0; j < WEP_KEYS; j++) {
188 if (j != i && local->crypt_info.crypt[j]) {
189 first = 0;
190 break;
191 }
192 }
193 if (first)
194 local->crypt_info.tx_keyidx = i;
195 } else {
196 /* No key data - just set the default TX key index */
197 local->crypt_info.tx_keyidx = i;
198 }
199
200 done:
201 local->open_wep = erq->flags & IW_ENCODE_OPEN;
202
203 if (hostap_set_encryption(local)) {
204 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name);
205 return -EINVAL;
206 }
207
208 /* Do not reset port0 if card is in Managed mode since resetting will
209 * generate new IEEE 802.11 authentication which may end up in looping
210 * with IEEE 802.1X. Prism2 documentation seem to require port reset
211 * after WEP configuration. However, keys are apparently changed at
212 * least in Managed mode. */
213 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) {
214 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
215 return -EINVAL;
216 }
217
218 return 0;
219 }
220
221
222 static int prism2_ioctl_giwencode(struct net_device *dev,
223 struct iw_request_info *info,
224 struct iw_point *erq, char *key)
225 {
226 struct hostap_interface *iface;
227 local_info_t *local;
228 int i, len;
229 u16 val;
230 struct lib80211_crypt_data *crypt;
231
232 iface = netdev_priv(dev);
233 local = iface->local;
234
235 i = erq->flags & IW_ENCODE_INDEX;
236 if (i < 1 || i > 4)
237 i = local->crypt_info.tx_keyidx;
238 else
239 i--;
240 if (i < 0 || i >= WEP_KEYS)
241 return -EINVAL;
242
243 crypt = local->crypt_info.crypt[i];
244 erq->flags = i + 1;
245
246 if (crypt == NULL || crypt->ops == NULL) {
247 erq->length = 0;
248 erq->flags |= IW_ENCODE_DISABLED;
249 return 0;
250 }
251
252 if (strcmp(crypt->ops->name, "WEP") != 0) {
253 /* only WEP is supported with wireless extensions, so just
254 * report that encryption is used */
255 erq->length = 0;
256 erq->flags |= IW_ENCODE_ENABLED;
257 return 0;
258 }
259
260 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show
261 * the keys from driver buffer */
262 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv);
263 erq->length = (len >= 0 ? len : 0);
264
265 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0)
266 {
267 printk("CNFWEPFLAGS reading failed\n");
268 return -EOPNOTSUPP;
269 }
270 le16_to_cpus(&val);
271 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED)
272 erq->flags |= IW_ENCODE_ENABLED;
273 else
274 erq->flags |= IW_ENCODE_DISABLED;
275 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED)
276 erq->flags |= IW_ENCODE_RESTRICTED;
277 else
278 erq->flags |= IW_ENCODE_OPEN;
279
280 return 0;
281 }
282
283
284 static int hostap_set_rate(struct net_device *dev)
285 {
286 struct hostap_interface *iface;
287 local_info_t *local;
288 int ret, basic_rates;
289
290 iface = netdev_priv(dev);
291 local = iface->local;
292
293 basic_rates = local->basic_rates & local->tx_rate_control;
294 if (!basic_rates || basic_rates != local->basic_rates) {
295 printk(KERN_INFO "%s: updating basic rate set automatically "
296 "to match with the new supported rate set\n",
297 dev->name);
298 if (!basic_rates)
299 basic_rates = local->tx_rate_control;
300
301 local->basic_rates = basic_rates;
302 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
303 basic_rates))
304 printk(KERN_WARNING "%s: failed to set "
305 "cnfBasicRates\n", dev->name);
306 }
307
308 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
309 local->tx_rate_control) ||
310 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
311 local->tx_rate_control) ||
312 local->func->reset_port(dev));
313
314 if (ret) {
315 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
316 "setting to 0x%x failed\n",
317 dev->name, local->tx_rate_control);
318 }
319
320 /* Update TX rate configuration for all STAs based on new operational
321 * rate set. */
322 hostap_update_rates(local);
323
324 return ret;
325 }
326
327
328 static int prism2_ioctl_siwrate(struct net_device *dev,
329 struct iw_request_info *info,
330 struct iw_param *rrq, char *extra)
331 {
332 struct hostap_interface *iface;
333 local_info_t *local;
334
335 iface = netdev_priv(dev);
336 local = iface->local;
337
338 if (rrq->fixed) {
339 switch (rrq->value) {
340 case 11000000:
341 local->tx_rate_control = HFA384X_RATES_11MBPS;
342 break;
343 case 5500000:
344 local->tx_rate_control = HFA384X_RATES_5MBPS;
345 break;
346 case 2000000:
347 local->tx_rate_control = HFA384X_RATES_2MBPS;
348 break;
349 case 1000000:
350 local->tx_rate_control = HFA384X_RATES_1MBPS;
351 break;
352 default:
353 local->tx_rate_control = HFA384X_RATES_1MBPS |
354 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
355 HFA384X_RATES_11MBPS;
356 break;
357 }
358 } else {
359 switch (rrq->value) {
360 case 11000000:
361 local->tx_rate_control = HFA384X_RATES_1MBPS |
362 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
363 HFA384X_RATES_11MBPS;
364 break;
365 case 5500000:
366 local->tx_rate_control = HFA384X_RATES_1MBPS |
367 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS;
368 break;
369 case 2000000:
370 local->tx_rate_control = HFA384X_RATES_1MBPS |
371 HFA384X_RATES_2MBPS;
372 break;
373 case 1000000:
374 local->tx_rate_control = HFA384X_RATES_1MBPS;
375 break;
376 default:
377 local->tx_rate_control = HFA384X_RATES_1MBPS |
378 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
379 HFA384X_RATES_11MBPS;
380 break;
381 }
382 }
383
384 return hostap_set_rate(dev);
385 }
386
387
388 static int prism2_ioctl_giwrate(struct net_device *dev,
389 struct iw_request_info *info,
390 struct iw_param *rrq, char *extra)
391 {
392 u16 val;
393 struct hostap_interface *iface;
394 local_info_t *local;
395 int ret = 0;
396
397 iface = netdev_priv(dev);
398 local = iface->local;
399
400 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) <
401 0)
402 return -EINVAL;
403
404 if ((val & 0x1) && (val > 1))
405 rrq->fixed = 0;
406 else
407 rrq->fixed = 1;
408
409 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL &&
410 !local->fw_tx_rate_control) {
411 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in
412 * Host AP mode, so use the recorded TX rate of the last sent
413 * frame */
414 rrq->value = local->ap->last_tx_rate > 0 ?
415 local->ap->last_tx_rate * 100000 : 11000000;
416 return 0;
417 }
418
419 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) <
420 0)
421 return -EINVAL;
422
423 switch (val) {
424 case HFA384X_RATES_1MBPS:
425 rrq->value = 1000000;
426 break;
427 case HFA384X_RATES_2MBPS:
428 rrq->value = 2000000;
429 break;
430 case HFA384X_RATES_5MBPS:
431 rrq->value = 5500000;
432 break;
433 case HFA384X_RATES_11MBPS:
434 rrq->value = 11000000;
435 break;
436 default:
437 /* should not happen */
438 rrq->value = 11000000;
439 ret = -EINVAL;
440 break;
441 }
442
443 return ret;
444 }
445
446
447 static int prism2_ioctl_siwsens(struct net_device *dev,
448 struct iw_request_info *info,
449 struct iw_param *sens, char *extra)
450 {
451 struct hostap_interface *iface;
452 local_info_t *local;
453
454 iface = netdev_priv(dev);
455 local = iface->local;
456
457 /* Set the desired AP density */
458 if (sens->value < 1 || sens->value > 3)
459 return -EINVAL;
460
461 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
462 local->func->reset_port(dev))
463 return -EINVAL;
464
465 return 0;
466 }
467
468 static int prism2_ioctl_giwsens(struct net_device *dev,
469 struct iw_request_info *info,
470 struct iw_param *sens, char *extra)
471 {
472 struct hostap_interface *iface;
473 local_info_t *local;
474 __le16 val;
475
476 iface = netdev_priv(dev);
477 local = iface->local;
478
479 /* Get the current AP density */
480 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
481 0)
482 return -EINVAL;
483
484 sens->value = le16_to_cpu(val);
485 sens->fixed = 1;
486
487 return 0;
488 }
489
490
491 /* Deprecated in new wireless extension API */
492 static int prism2_ioctl_giwaplist(struct net_device *dev,
493 struct iw_request_info *info,
494 struct iw_point *data, char *extra)
495 {
496 struct hostap_interface *iface;
497 local_info_t *local;
498 struct sockaddr *addr;
499 struct iw_quality *qual;
500
501 iface = netdev_priv(dev);
502 local = iface->local;
503
504 if (local->iw_mode != IW_MODE_MASTER) {
505 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported "
506 "in Host AP mode\n");
507 data->length = 0;
508 return -EOPNOTSUPP;
509 }
510
511 addr = kmalloc(sizeof(struct sockaddr) * IW_MAX_AP, GFP_KERNEL);
512 qual = kmalloc(sizeof(struct iw_quality) * IW_MAX_AP, GFP_KERNEL);
513 if (addr == NULL || qual == NULL) {
514 kfree(addr);
515 kfree(qual);
516 data->length = 0;
517 return -ENOMEM;
518 }
519
520 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
521
522 memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
523 data->flags = 1; /* has quality information */
524 memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
525 sizeof(struct iw_quality) * data->length);
526
527 kfree(addr);
528 kfree(qual);
529 return 0;
530 }
531
532
533 static int prism2_ioctl_siwrts(struct net_device *dev,
534 struct iw_request_info *info,
535 struct iw_param *rts, char *extra)
536 {
537 struct hostap_interface *iface;
538 local_info_t *local;
539 __le16 val;
540
541 iface = netdev_priv(dev);
542 local = iface->local;
543
544 if (rts->disabled)
545 val = cpu_to_le16(2347);
546 else if (rts->value < 0 || rts->value > 2347)
547 return -EINVAL;
548 else
549 val = cpu_to_le16(rts->value);
550
551 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
552 local->func->reset_port(dev))
553 return -EINVAL;
554
555 local->rts_threshold = rts->value;
556
557 return 0;
558 }
559
560 static int prism2_ioctl_giwrts(struct net_device *dev,
561 struct iw_request_info *info,
562 struct iw_param *rts, char *extra)
563 {
564 struct hostap_interface *iface;
565 local_info_t *local;
566 __le16 val;
567
568 iface = netdev_priv(dev);
569 local = iface->local;
570
571 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
572 0)
573 return -EINVAL;
574
575 rts->value = le16_to_cpu(val);
576 rts->disabled = (rts->value == 2347);
577 rts->fixed = 1;
578
579 return 0;
580 }
581
582
583 static int prism2_ioctl_siwfrag(struct net_device *dev,
584 struct iw_request_info *info,
585 struct iw_param *rts, char *extra)
586 {
587 struct hostap_interface *iface;
588 local_info_t *local;
589 __le16 val;
590
591 iface = netdev_priv(dev);
592 local = iface->local;
593
594 if (rts->disabled)
595 val = cpu_to_le16(2346);
596 else if (rts->value < 256 || rts->value > 2346)
597 return -EINVAL;
598 else
599 val = cpu_to_le16(rts->value & ~0x1); /* even numbers only */
600
601 local->fragm_threshold = rts->value & ~0x1;
602 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
603 2)
604 || local->func->reset_port(dev))
605 return -EINVAL;
606
607 return 0;
608 }
609
610 static int prism2_ioctl_giwfrag(struct net_device *dev,
611 struct iw_request_info *info,
612 struct iw_param *rts, char *extra)
613 {
614 struct hostap_interface *iface;
615 local_info_t *local;
616 __le16 val;
617
618 iface = netdev_priv(dev);
619 local = iface->local;
620
621 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
622 &val, 2, 1) < 0)
623 return -EINVAL;
624
625 rts->value = le16_to_cpu(val);
626 rts->disabled = (rts->value == 2346);
627 rts->fixed = 1;
628
629 return 0;
630 }
631
632
633 #ifndef PRISM2_NO_STATION_MODES
634 static int hostap_join_ap(struct net_device *dev)
635 {
636 struct hostap_interface *iface;
637 local_info_t *local;
638 struct hfa384x_join_request req;
639 unsigned long flags;
640 int i;
641 struct hfa384x_hostscan_result *entry;
642
643 iface = netdev_priv(dev);
644 local = iface->local;
645
646 memcpy(req.bssid, local->preferred_ap, ETH_ALEN);
647 req.channel = 0;
648
649 spin_lock_irqsave(&local->lock, flags);
650 for (i = 0; i < local->last_scan_results_count; i++) {
651 if (!local->last_scan_results)
652 break;
653 entry = &local->last_scan_results[i];
654 if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
655 req.channel = entry->chid;
656 break;
657 }
658 }
659 spin_unlock_irqrestore(&local->lock, flags);
660
661 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
662 sizeof(req))) {
663 printk(KERN_DEBUG "%s: JoinRequest %pM failed\n",
664 dev->name, local->preferred_ap);
665 return -1;
666 }
667
668 printk(KERN_DEBUG "%s: Trying to join BSSID %pM\n",
669 dev->name, local->preferred_ap);
670
671 return 0;
672 }
673 #endif /* PRISM2_NO_STATION_MODES */
674
675
676 static int prism2_ioctl_siwap(struct net_device *dev,
677 struct iw_request_info *info,
678 struct sockaddr *ap_addr, char *extra)
679 {
680 #ifdef PRISM2_NO_STATION_MODES
681 return -EOPNOTSUPP;
682 #else /* PRISM2_NO_STATION_MODES */
683 struct hostap_interface *iface;
684 local_info_t *local;
685
686 iface = netdev_priv(dev);
687 local = iface->local;
688
689 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN);
690
691 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) {
692 struct hfa384x_scan_request scan_req;
693 memset(&scan_req, 0, sizeof(scan_req));
694 scan_req.channel_list = cpu_to_le16(0x3fff);
695 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
696 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
697 &scan_req, sizeof(scan_req))) {
698 printk(KERN_DEBUG "%s: ScanResults request failed - "
699 "preferred AP delayed to next unsolicited "
700 "scan\n", dev->name);
701 }
702 } else if (local->host_roaming == 2 &&
703 local->iw_mode == IW_MODE_INFRA) {
704 if (hostap_join_ap(dev))
705 return -EINVAL;
706 } else {
707 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
708 "in Managed mode when host_roaming is enabled\n",
709 dev->name);
710 }
711
712 return 0;
713 #endif /* PRISM2_NO_STATION_MODES */
714 }
715
716 static int prism2_ioctl_giwap(struct net_device *dev,
717 struct iw_request_info *info,
718 struct sockaddr *ap_addr, char *extra)
719 {
720 struct hostap_interface *iface;
721 local_info_t *local;
722
723 iface = netdev_priv(dev);
724 local = iface->local;
725
726 ap_addr->sa_family = ARPHRD_ETHER;
727 switch (iface->type) {
728 case HOSTAP_INTERFACE_AP:
729 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN);
730 break;
731 case HOSTAP_INTERFACE_STA:
732 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN);
733 break;
734 case HOSTAP_INTERFACE_WDS:
735 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN);
736 break;
737 default:
738 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID,
739 &ap_addr->sa_data, ETH_ALEN, 1) < 0)
740 return -EOPNOTSUPP;
741
742 /* local->bssid is also updated in LinkStatus handler when in
743 * station mode */
744 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN);
745 break;
746 }
747
748 return 0;
749 }
750
751
752 static int prism2_ioctl_siwnickn(struct net_device *dev,
753 struct iw_request_info *info,
754 struct iw_point *data, char *nickname)
755 {
756 struct hostap_interface *iface;
757 local_info_t *local;
758
759 iface = netdev_priv(dev);
760 local = iface->local;
761
762 memset(local->name, 0, sizeof(local->name));
763 memcpy(local->name, nickname, data->length);
764 local->name_set = 1;
765
766 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) ||
767 local->func->reset_port(dev))
768 return -EINVAL;
769
770 return 0;
771 }
772
773 static int prism2_ioctl_giwnickn(struct net_device *dev,
774 struct iw_request_info *info,
775 struct iw_point *data, char *nickname)
776 {
777 struct hostap_interface *iface;
778 local_info_t *local;
779 int len;
780 char name[MAX_NAME_LEN + 3];
781 u16 val;
782
783 iface = netdev_priv(dev);
784 local = iface->local;
785
786 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME,
787 &name, MAX_NAME_LEN + 2, 0);
788 val = le16_to_cpu(*(__le16 *) name);
789 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
790 return -EOPNOTSUPP;
791
792 name[val + 2] = '\0';
793 data->length = val + 1;
794 memcpy(nickname, name + 2, val + 1);
795
796 return 0;
797 }
798
799
800 static int prism2_ioctl_siwfreq(struct net_device *dev,
801 struct iw_request_info *info,
802 struct iw_freq *freq, char *extra)
803 {
804 struct hostap_interface *iface;
805 local_info_t *local;
806
807 iface = netdev_priv(dev);
808 local = iface->local;
809
810 /* freq => chan. */
811 if (freq->e == 1 &&
812 freq->m / 100000 >= freq_list[0] &&
813 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
814 int ch;
815 int fr = freq->m / 100000;
816 for (ch = 0; ch < FREQ_COUNT; ch++) {
817 if (fr == freq_list[ch]) {
818 freq->e = 0;
819 freq->m = ch + 1;
820 break;
821 }
822 }
823 }
824
825 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
826 !(local->channel_mask & (1 << (freq->m - 1))))
827 return -EINVAL;
828
829 local->channel = freq->m; /* channel is used in prism2_setup_rids() */
830 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
831 local->func->reset_port(dev))
832 return -EINVAL;
833
834 return 0;
835 }
836
837 static int prism2_ioctl_giwfreq(struct net_device *dev,
838 struct iw_request_info *info,
839 struct iw_freq *freq, char *extra)
840 {
841 struct hostap_interface *iface;
842 local_info_t *local;
843 u16 val;
844
845 iface = netdev_priv(dev);
846 local = iface->local;
847
848 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) <
849 0)
850 return -EINVAL;
851
852 le16_to_cpus(&val);
853 if (val < 1 || val > FREQ_COUNT)
854 return -EINVAL;
855
856 freq->m = freq_list[val - 1] * 100000;
857 freq->e = 1;
858
859 return 0;
860 }
861
862
863 static void hostap_monitor_set_type(local_info_t *local)
864 {
865 struct net_device *dev = local->ddev;
866
867 if (dev == NULL)
868 return;
869
870 if (local->monitor_type == PRISM2_MONITOR_PRISM ||
871 local->monitor_type == PRISM2_MONITOR_CAPHDR) {
872 dev->type = ARPHRD_IEEE80211_PRISM;
873 } else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) {
874 dev->type = ARPHRD_IEEE80211_RADIOTAP;
875 } else {
876 dev->type = ARPHRD_IEEE80211;
877 }
878 }
879
880
881 static int prism2_ioctl_siwessid(struct net_device *dev,
882 struct iw_request_info *info,
883 struct iw_point *data, char *ssid)
884 {
885 struct hostap_interface *iface;
886 local_info_t *local;
887
888 iface = netdev_priv(dev);
889 local = iface->local;
890
891 if (iface->type == HOSTAP_INTERFACE_WDS)
892 return -EOPNOTSUPP;
893
894 if (data->flags == 0)
895 ssid[0] = '\0'; /* ANY */
896
897 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
898 /* Setting SSID to empty string seems to kill the card in
899 * Host AP mode */
900 printk(KERN_DEBUG "%s: Host AP mode does not support "
901 "'Any' essid\n", dev->name);
902 return -EINVAL;
903 }
904
905 memcpy(local->essid, ssid, data->length);
906 local->essid[data->length] = '\0';
907
908 if ((!local->fw_ap &&
909 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
910 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
911 local->func->reset_port(dev))
912 return -EINVAL;
913
914 return 0;
915 }
916
917 static int prism2_ioctl_giwessid(struct net_device *dev,
918 struct iw_request_info *info,
919 struct iw_point *data, char *essid)
920 {
921 struct hostap_interface *iface;
922 local_info_t *local;
923 u16 val;
924
925 iface = netdev_priv(dev);
926 local = iface->local;
927
928 if (iface->type == HOSTAP_INTERFACE_WDS)
929 return -EOPNOTSUPP;
930
931 data->flags = 1; /* active */
932 if (local->iw_mode == IW_MODE_MASTER) {
933 data->length = strlen(local->essid);
934 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
935 } else {
936 int len;
937 char ssid[MAX_SSID_LEN + 2];
938 memset(ssid, 0, sizeof(ssid));
939 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
940 &ssid, MAX_SSID_LEN + 2, 0);
941 val = le16_to_cpu(*(__le16 *) ssid);
942 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
943 return -EOPNOTSUPP;
944 }
945 data->length = val;
946 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
947 }
948
949 return 0;
950 }
951
952
953 static int prism2_ioctl_giwrange(struct net_device *dev,
954 struct iw_request_info *info,
955 struct iw_point *data, char *extra)
956 {
957 struct hostap_interface *iface;
958 local_info_t *local;
959 struct iw_range *range = (struct iw_range *) extra;
960 u8 rates[10];
961 u16 val;
962 int i, len, over2;
963
964 iface = netdev_priv(dev);
965 local = iface->local;
966
967 data->length = sizeof(struct iw_range);
968 memset(range, 0, sizeof(struct iw_range));
969
970 /* TODO: could fill num_txpower and txpower array with
971 * something; however, there are 128 different values.. */
972
973 range->txpower_capa = IW_TXPOW_DBM;
974
975 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
976 {
977 range->min_pmp = 1 * 1024;
978 range->max_pmp = 65535 * 1024;
979 range->min_pmt = 1 * 1024;
980 range->max_pmt = 1000 * 1024;
981 range->pmp_flags = IW_POWER_PERIOD;
982 range->pmt_flags = IW_POWER_TIMEOUT;
983 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
984 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
985 }
986
987 range->we_version_compiled = WIRELESS_EXT;
988 range->we_version_source = 18;
989
990 range->retry_capa = IW_RETRY_LIMIT;
991 range->retry_flags = IW_RETRY_LIMIT;
992 range->min_retry = 0;
993 range->max_retry = 255;
994
995 range->num_channels = FREQ_COUNT;
996
997 val = 0;
998 for (i = 0; i < FREQ_COUNT; i++) {
999 if (local->channel_mask & (1 << i)) {
1000 range->freq[val].i = i + 1;
1001 range->freq[val].m = freq_list[i] * 100000;
1002 range->freq[val].e = 1;
1003 val++;
1004 }
1005 if (val == IW_MAX_FREQUENCIES)
1006 break;
1007 }
1008 range->num_frequency = val;
1009
1010 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1011 range->max_qual.qual = 70; /* what is correct max? This was not
1012 * documented exactly. At least
1013 * 69 has been observed. */
1014 range->max_qual.level = 0; /* dB */
1015 range->max_qual.noise = 0; /* dB */
1016
1017 /* What would be suitable values for "average/typical" qual? */
1018 range->avg_qual.qual = 20;
1019 range->avg_qual.level = -60;
1020 range->avg_qual.noise = -95;
1021 } else {
1022 range->max_qual.qual = 92; /* 0 .. 92 */
1023 range->max_qual.level = 154; /* 27 .. 154 */
1024 range->max_qual.noise = 154; /* 27 .. 154 */
1025 }
1026 range->sensitivity = 3;
1027
1028 range->max_encoding_tokens = WEP_KEYS;
1029 range->num_encoding_sizes = 2;
1030 range->encoding_size[0] = 5;
1031 range->encoding_size[1] = 13;
1032
1033 over2 = 0;
1034 len = prism2_get_datarates(dev, rates);
1035 range->num_bitrates = 0;
1036 for (i = 0; i < len; i++) {
1037 if (range->num_bitrates < IW_MAX_BITRATES) {
1038 range->bitrate[range->num_bitrates] =
1039 rates[i] * 500000;
1040 range->num_bitrates++;
1041 }
1042 if (rates[i] == 0x0b || rates[i] == 0x16)
1043 over2 = 1;
1044 }
1045 /* estimated maximum TCP throughput values (bps) */
1046 range->throughput = over2 ? 5500000 : 1500000;
1047
1048 range->min_rts = 0;
1049 range->max_rts = 2347;
1050 range->min_frag = 256;
1051 range->max_frag = 2346;
1052
1053 /* Event capability (kernel + driver) */
1054 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1055 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1056 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1057 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1058 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1059 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1060 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1061 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1062 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1063
1064 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1065 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1066
1067 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1068 range->scan_capa = IW_SCAN_CAPA_ESSID;
1069
1070 return 0;
1071 }
1072
1073
1074 static int hostap_monitor_mode_enable(local_info_t *local)
1075 {
1076 struct net_device *dev = local->dev;
1077
1078 printk(KERN_DEBUG "Enabling monitor mode\n");
1079 hostap_monitor_set_type(local);
1080
1081 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1082 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1083 printk(KERN_DEBUG "Port type setting for monitor mode "
1084 "failed\n");
1085 return -EOPNOTSUPP;
1086 }
1087
1088 /* Host decrypt is needed to get the IV and ICV fields;
1089 * however, monitor mode seems to remove WEP flag from frame
1090 * control field */
1091 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1092 HFA384X_WEPFLAGS_HOSTENCRYPT |
1093 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1094 printk(KERN_DEBUG "WEP flags setting failed\n");
1095 return -EOPNOTSUPP;
1096 }
1097
1098 if (local->func->reset_port(dev) ||
1099 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1100 (HFA384X_TEST_MONITOR << 8),
1101 0, NULL, NULL)) {
1102 printk(KERN_DEBUG "Setting monitor mode failed\n");
1103 return -EOPNOTSUPP;
1104 }
1105
1106 return 0;
1107 }
1108
1109
1110 static int hostap_monitor_mode_disable(local_info_t *local)
1111 {
1112 struct net_device *dev = local->ddev;
1113
1114 if (dev == NULL)
1115 return -1;
1116
1117 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1118 dev->type = ARPHRD_ETHER;
1119
1120 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1121 (HFA384X_TEST_STOP << 8),
1122 0, NULL, NULL))
1123 return -1;
1124 return hostap_set_encryption(local);
1125 }
1126
1127
1128 static int prism2_ioctl_siwmode(struct net_device *dev,
1129 struct iw_request_info *info,
1130 __u32 *mode, char *extra)
1131 {
1132 struct hostap_interface *iface;
1133 local_info_t *local;
1134 int double_reset = 0;
1135
1136 iface = netdev_priv(dev);
1137 local = iface->local;
1138
1139 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1140 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1141 *mode != IW_MODE_MONITOR)
1142 return -EOPNOTSUPP;
1143
1144 #ifdef PRISM2_NO_STATION_MODES
1145 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1146 return -EOPNOTSUPP;
1147 #endif /* PRISM2_NO_STATION_MODES */
1148
1149 if (*mode == local->iw_mode)
1150 return 0;
1151
1152 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1153 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1154 "mode\n", dev->name);
1155 return -EINVAL;
1156 }
1157
1158 if (local->iw_mode == IW_MODE_MONITOR)
1159 hostap_monitor_mode_disable(local);
1160
1161 if ((local->iw_mode == IW_MODE_ADHOC ||
1162 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
1163 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1164 * that leaves beacon frames to use IBSS type when moving from
1165 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1166 * enough to workaround this. */
1167 double_reset = 1;
1168 }
1169
1170 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1171 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1172 local->iw_mode = *mode;
1173
1174 if (local->iw_mode == IW_MODE_MONITOR)
1175 hostap_monitor_mode_enable(local);
1176 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1177 !local->fw_encrypt_ok) {
1178 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1179 "a workaround for firmware bug in Host AP mode WEP\n",
1180 dev->name);
1181 local->host_encrypt = 1;
1182 }
1183
1184 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1185 hostap_get_porttype(local)))
1186 return -EOPNOTSUPP;
1187
1188 if (local->func->reset_port(dev))
1189 return -EINVAL;
1190 if (double_reset && local->func->reset_port(dev))
1191 return -EINVAL;
1192
1193 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1194 {
1195 /* netif_carrier is used only in client modes for now, so make
1196 * sure carrier is on when moving to non-client modes. */
1197 netif_carrier_on(local->dev);
1198 netif_carrier_on(local->ddev);
1199 }
1200 return 0;
1201 }
1202
1203
1204 static int prism2_ioctl_giwmode(struct net_device *dev,
1205 struct iw_request_info *info,
1206 __u32 *mode, char *extra)
1207 {
1208 struct hostap_interface *iface;
1209 local_info_t *local;
1210
1211 iface = netdev_priv(dev);
1212 local = iface->local;
1213
1214 switch (iface->type) {
1215 case HOSTAP_INTERFACE_STA:
1216 *mode = IW_MODE_INFRA;
1217 break;
1218 case HOSTAP_INTERFACE_WDS:
1219 *mode = IW_MODE_REPEAT;
1220 break;
1221 default:
1222 *mode = local->iw_mode;
1223 break;
1224 }
1225 return 0;
1226 }
1227
1228
1229 static int prism2_ioctl_siwpower(struct net_device *dev,
1230 struct iw_request_info *info,
1231 struct iw_param *wrq, char *extra)
1232 {
1233 #ifdef PRISM2_NO_STATION_MODES
1234 return -EOPNOTSUPP;
1235 #else /* PRISM2_NO_STATION_MODES */
1236 int ret = 0;
1237
1238 if (wrq->disabled)
1239 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1240
1241 switch (wrq->flags & IW_POWER_MODE) {
1242 case IW_POWER_UNICAST_R:
1243 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1244 if (ret)
1245 return ret;
1246 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1247 if (ret)
1248 return ret;
1249 break;
1250 case IW_POWER_ALL_R:
1251 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1252 if (ret)
1253 return ret;
1254 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1255 if (ret)
1256 return ret;
1257 break;
1258 case IW_POWER_ON:
1259 break;
1260 default:
1261 return -EINVAL;
1262 }
1263
1264 if (wrq->flags & IW_POWER_TIMEOUT) {
1265 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1266 if (ret)
1267 return ret;
1268 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1269 wrq->value / 1024);
1270 if (ret)
1271 return ret;
1272 }
1273 if (wrq->flags & IW_POWER_PERIOD) {
1274 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1275 if (ret)
1276 return ret;
1277 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1278 wrq->value / 1024);
1279 if (ret)
1280 return ret;
1281 }
1282
1283 return ret;
1284 #endif /* PRISM2_NO_STATION_MODES */
1285 }
1286
1287
1288 static int prism2_ioctl_giwpower(struct net_device *dev,
1289 struct iw_request_info *info,
1290 struct iw_param *rrq, char *extra)
1291 {
1292 #ifdef PRISM2_NO_STATION_MODES
1293 return -EOPNOTSUPP;
1294 #else /* PRISM2_NO_STATION_MODES */
1295 struct hostap_interface *iface;
1296 local_info_t *local;
1297 __le16 enable, mcast;
1298
1299 iface = netdev_priv(dev);
1300 local = iface->local;
1301
1302 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1303 < 0)
1304 return -EINVAL;
1305
1306 if (!le16_to_cpu(enable)) {
1307 rrq->disabled = 1;
1308 return 0;
1309 }
1310
1311 rrq->disabled = 0;
1312
1313 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
1314 __le16 timeout;
1315 if (local->func->get_rid(dev,
1316 HFA384X_RID_CNFPMHOLDOVERDURATION,
1317 &timeout, 2, 1) < 0)
1318 return -EINVAL;
1319
1320 rrq->flags = IW_POWER_TIMEOUT;
1321 rrq->value = le16_to_cpu(timeout) * 1024;
1322 } else {
1323 __le16 period;
1324 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1325 &period, 2, 1) < 0)
1326 return -EINVAL;
1327
1328 rrq->flags = IW_POWER_PERIOD;
1329 rrq->value = le16_to_cpu(period) * 1024;
1330 }
1331
1332 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1333 2, 1) < 0)
1334 return -EINVAL;
1335
1336 if (le16_to_cpu(mcast))
1337 rrq->flags |= IW_POWER_ALL_R;
1338 else
1339 rrq->flags |= IW_POWER_UNICAST_R;
1340
1341 return 0;
1342 #endif /* PRISM2_NO_STATION_MODES */
1343 }
1344
1345
1346 static int prism2_ioctl_siwretry(struct net_device *dev,
1347 struct iw_request_info *info,
1348 struct iw_param *rrq, char *extra)
1349 {
1350 struct hostap_interface *iface;
1351 local_info_t *local;
1352
1353 iface = netdev_priv(dev);
1354 local = iface->local;
1355
1356 if (rrq->disabled)
1357 return -EINVAL;
1358
1359 /* setting retry limits is not supported with the current station
1360 * firmware code; simulate this with alternative retry count for now */
1361 if (rrq->flags == IW_RETRY_LIMIT) {
1362 if (rrq->value < 0) {
1363 /* disable manual retry count setting and use firmware
1364 * defaults */
1365 local->manual_retry_count = -1;
1366 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1367 } else {
1368 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1369 rrq->value)) {
1370 printk(KERN_DEBUG "%s: Alternate retry count "
1371 "setting to %d failed\n",
1372 dev->name, rrq->value);
1373 return -EOPNOTSUPP;
1374 }
1375
1376 local->manual_retry_count = rrq->value;
1377 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1378 }
1379 return 0;
1380 }
1381
1382 return -EOPNOTSUPP;
1383
1384 #if 0
1385 /* what could be done, if firmware would support this.. */
1386
1387 if (rrq->flags & IW_RETRY_LIMIT) {
1388 if (rrq->flags & IW_RETRY_LONG)
1389 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1390 else if (rrq->flags & IW_RETRY_SHORT)
1391 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1392 else {
1393 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1394 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1395 }
1396
1397 }
1398
1399 if (rrq->flags & IW_RETRY_LIFETIME) {
1400 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1401 }
1402
1403 return 0;
1404 #endif /* 0 */
1405 }
1406
1407 static int prism2_ioctl_giwretry(struct net_device *dev,
1408 struct iw_request_info *info,
1409 struct iw_param *rrq, char *extra)
1410 {
1411 struct hostap_interface *iface;
1412 local_info_t *local;
1413 __le16 shortretry, longretry, lifetime, altretry;
1414
1415 iface = netdev_priv(dev);
1416 local = iface->local;
1417
1418 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1419 2, 1) < 0 ||
1420 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1421 2, 1) < 0 ||
1422 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1423 &lifetime, 2, 1) < 0)
1424 return -EINVAL;
1425
1426 rrq->disabled = 0;
1427
1428 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1429 rrq->flags = IW_RETRY_LIFETIME;
1430 rrq->value = le16_to_cpu(lifetime) * 1024;
1431 } else {
1432 if (local->manual_retry_count >= 0) {
1433 rrq->flags = IW_RETRY_LIMIT;
1434 if (local->func->get_rid(dev,
1435 HFA384X_RID_CNFALTRETRYCOUNT,
1436 &altretry, 2, 1) >= 0)
1437 rrq->value = le16_to_cpu(altretry);
1438 else
1439 rrq->value = local->manual_retry_count;
1440 } else if ((rrq->flags & IW_RETRY_LONG)) {
1441 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
1442 rrq->value = le16_to_cpu(longretry);
1443 } else {
1444 rrq->flags = IW_RETRY_LIMIT;
1445 rrq->value = le16_to_cpu(shortretry);
1446 if (shortretry != longretry)
1447 rrq->flags |= IW_RETRY_SHORT;
1448 }
1449 }
1450 return 0;
1451 }
1452
1453
1454 /* Note! This TX power controlling is experimental and should not be used in
1455 * production use. It just sets raw power register and does not use any kind of
1456 * feedback information from the measured TX power (CR58). This is now
1457 * commented out to make sure that it is not used by accident. TX power
1458 * configuration will be enabled again after proper algorithm using feedback
1459 * has been implemented. */
1460
1461 #ifdef RAW_TXPOWER_SETTING
1462 /* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1463 * This version assumes following mapping:
1464 * CR31 is 7-bit value with -64 to +63 range.
1465 * -64 is mapped into +20dBm and +63 into -43dBm.
1466 * This is certainly not an exact mapping for every card, but at least
1467 * increasing dBm value should correspond to increasing TX power.
1468 */
1469
1470 static int prism2_txpower_hfa386x_to_dBm(u16 val)
1471 {
1472 signed char tmp;
1473
1474 if (val > 255)
1475 val = 255;
1476
1477 tmp = val;
1478 tmp >>= 2;
1479
1480 return -12 - tmp;
1481 }
1482
1483 static u16 prism2_txpower_dBm_to_hfa386x(int val)
1484 {
1485 signed char tmp;
1486
1487 if (val > 20)
1488 return 128;
1489 else if (val < -43)
1490 return 127;
1491
1492 tmp = val;
1493 tmp = -12 - tmp;
1494 tmp <<= 2;
1495
1496 return (unsigned char) tmp;
1497 }
1498 #endif /* RAW_TXPOWER_SETTING */
1499
1500
1501 static int prism2_ioctl_siwtxpow(struct net_device *dev,
1502 struct iw_request_info *info,
1503 struct iw_param *rrq, char *extra)
1504 {
1505 struct hostap_interface *iface;
1506 local_info_t *local;
1507 #ifdef RAW_TXPOWER_SETTING
1508 char *tmp;
1509 #endif
1510 u16 val;
1511 int ret = 0;
1512
1513 iface = netdev_priv(dev);
1514 local = iface->local;
1515
1516 if (rrq->disabled) {
1517 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1518 val = 0xff; /* use all standby and sleep modes */
1519 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1520 HFA386X_CR_A_D_TEST_MODES2,
1521 &val, NULL);
1522 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1523 dev->name, ret ? "failed" : "OK");
1524 local->txpower_type = PRISM2_TXPOWER_OFF;
1525 }
1526 return (ret ? -EOPNOTSUPP : 0);
1527 }
1528
1529 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1530 val = 0; /* disable all standby and sleep modes */
1531 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1532 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1533 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1534 dev->name, ret ? "failed" : "OK");
1535 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1536 }
1537
1538 #ifdef RAW_TXPOWER_SETTING
1539 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1540 printk(KERN_DEBUG "Setting ALC on\n");
1541 val = HFA384X_TEST_CFG_BIT_ALC;
1542 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1543 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1544 local->txpower_type = PRISM2_TXPOWER_AUTO;
1545 return 0;
1546 }
1547
1548 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1549 printk(KERN_DEBUG "Setting ALC off\n");
1550 val = HFA384X_TEST_CFG_BIT_ALC;
1551 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1552 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1553 local->txpower_type = PRISM2_TXPOWER_FIXED;
1554 }
1555
1556 if (rrq->flags == IW_TXPOW_DBM)
1557 tmp = "dBm";
1558 else if (rrq->flags == IW_TXPOW_MWATT)
1559 tmp = "mW";
1560 else
1561 tmp = "UNKNOWN";
1562 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1563
1564 if (rrq->flags != IW_TXPOW_DBM) {
1565 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1566 return -EOPNOTSUPP;
1567 }
1568
1569 local->txpower = rrq->value;
1570 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1571 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1572 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1573 ret = -EOPNOTSUPP;
1574 #else /* RAW_TXPOWER_SETTING */
1575 if (rrq->fixed)
1576 ret = -EOPNOTSUPP;
1577 #endif /* RAW_TXPOWER_SETTING */
1578
1579 return ret;
1580 }
1581
1582 static int prism2_ioctl_giwtxpow(struct net_device *dev,
1583 struct iw_request_info *info,
1584 struct iw_param *rrq, char *extra)
1585 {
1586 #ifdef RAW_TXPOWER_SETTING
1587 struct hostap_interface *iface;
1588 local_info_t *local;
1589 u16 resp0;
1590
1591 iface = netdev_priv(dev);
1592 local = iface->local;
1593
1594 rrq->flags = IW_TXPOW_DBM;
1595 rrq->disabled = 0;
1596 rrq->fixed = 0;
1597
1598 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1599 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1600 HFA386X_CR_MANUAL_TX_POWER,
1601 NULL, &resp0) == 0) {
1602 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1603 } else {
1604 /* Could not get real txpower; guess 15 dBm */
1605 rrq->value = 15;
1606 }
1607 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1608 rrq->value = 0;
1609 rrq->disabled = 1;
1610 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1611 rrq->value = local->txpower;
1612 rrq->fixed = 1;
1613 } else {
1614 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1615 local->txpower_type);
1616 }
1617 return 0;
1618 #else /* RAW_TXPOWER_SETTING */
1619 return -EOPNOTSUPP;
1620 #endif /* RAW_TXPOWER_SETTING */
1621 }
1622
1623
1624 #ifndef PRISM2_NO_STATION_MODES
1625
1626 /* HostScan request works with and without host_roaming mode. In addition, it
1627 * does not break current association. However, it requires newer station
1628 * firmware version (>= 1.3.1) than scan request. */
1629 static int prism2_request_hostscan(struct net_device *dev,
1630 u8 *ssid, u8 ssid_len)
1631 {
1632 struct hostap_interface *iface;
1633 local_info_t *local;
1634 struct hfa384x_hostscan_request scan_req;
1635
1636 iface = netdev_priv(dev);
1637 local = iface->local;
1638
1639 memset(&scan_req, 0, sizeof(scan_req));
1640 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1641 local->scan_channel_mask);
1642 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
1643 if (ssid) {
1644 if (ssid_len > 32)
1645 return -EINVAL;
1646 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1647 memcpy(scan_req.target_ssid, ssid, ssid_len);
1648 }
1649
1650 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1651 sizeof(scan_req))) {
1652 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1653 return -EINVAL;
1654 }
1655 return 0;
1656 }
1657
1658
1659 static int prism2_request_scan(struct net_device *dev)
1660 {
1661 struct hostap_interface *iface;
1662 local_info_t *local;
1663 struct hfa384x_scan_request scan_req;
1664 int ret = 0;
1665
1666 iface = netdev_priv(dev);
1667 local = iface->local;
1668
1669 memset(&scan_req, 0, sizeof(scan_req));
1670 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1671 local->scan_channel_mask);
1672 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
1673
1674 /* FIX:
1675 * It seems to be enough to set roaming mode for a short moment to
1676 * host-based and then setup scanrequest data and return the mode to
1677 * firmware-based.
1678 *
1679 * Master mode would need to drop to Managed mode for a short while
1680 * to make scanning work.. Or sweep through the different channels and
1681 * use passive scan based on beacons. */
1682
1683 if (!local->host_roaming)
1684 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1685 HFA384X_ROAMING_HOST);
1686
1687 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1688 sizeof(scan_req))) {
1689 printk(KERN_DEBUG "SCANREQUEST failed\n");
1690 ret = -EINVAL;
1691 }
1692
1693 if (!local->host_roaming)
1694 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1695 HFA384X_ROAMING_FIRMWARE);
1696
1697 return 0;
1698 }
1699
1700 #else /* !PRISM2_NO_STATION_MODES */
1701
1702 static inline int prism2_request_hostscan(struct net_device *dev,
1703 u8 *ssid, u8 ssid_len)
1704 {
1705 return -EOPNOTSUPP;
1706 }
1707
1708
1709 static inline int prism2_request_scan(struct net_device *dev)
1710 {
1711 return -EOPNOTSUPP;
1712 }
1713
1714 #endif /* !PRISM2_NO_STATION_MODES */
1715
1716
1717 static int prism2_ioctl_siwscan(struct net_device *dev,
1718 struct iw_request_info *info,
1719 struct iw_point *data, char *extra)
1720 {
1721 struct hostap_interface *iface;
1722 local_info_t *local;
1723 int ret;
1724 u8 *ssid = NULL, ssid_len = 0;
1725 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1726
1727 iface = netdev_priv(dev);
1728 local = iface->local;
1729
1730 if (data->length < sizeof(struct iw_scan_req))
1731 req = NULL;
1732
1733 if (local->iw_mode == IW_MODE_MASTER) {
1734 /* In master mode, we just return the results of our local
1735 * tables, so we don't need to start anything...
1736 * Jean II */
1737 data->length = 0;
1738 return 0;
1739 }
1740
1741 if (!local->dev_enabled)
1742 return -ENETDOWN;
1743
1744 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1745 ssid = req->essid;
1746 ssid_len = req->essid_len;
1747
1748 if (ssid_len &&
1749 ((local->iw_mode != IW_MODE_INFRA &&
1750 local->iw_mode != IW_MODE_ADHOC) ||
1751 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1752 return -EOPNOTSUPP;
1753 }
1754
1755 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1756 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1757 else
1758 ret = prism2_request_scan(dev);
1759
1760 if (ret == 0)
1761 local->scan_timestamp = jiffies;
1762
1763 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1764
1765 return ret;
1766 }
1767
1768
1769 #ifndef PRISM2_NO_STATION_MODES
1770 static char * __prism2_translate_scan(local_info_t *local,
1771 struct iw_request_info *info,
1772 struct hfa384x_hostscan_result *scan,
1773 struct hostap_bss_info *bss,
1774 char *current_ev, char *end_buf)
1775 {
1776 int i, chan;
1777 struct iw_event iwe;
1778 char *current_val;
1779 u16 capabilities;
1780 u8 *pos;
1781 u8 *ssid, *bssid;
1782 size_t ssid_len;
1783 char *buf;
1784
1785 if (bss) {
1786 ssid = bss->ssid;
1787 ssid_len = bss->ssid_len;
1788 bssid = bss->bssid;
1789 } else {
1790 ssid = scan->ssid;
1791 ssid_len = le16_to_cpu(scan->ssid_len);
1792 bssid = scan->bssid;
1793 }
1794 if (ssid_len > 32)
1795 ssid_len = 32;
1796
1797 /* First entry *MUST* be the AP MAC address */
1798 memset(&iwe, 0, sizeof(iwe));
1799 iwe.cmd = SIOCGIWAP;
1800 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1801 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
1802 current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe,
1803 IW_EV_ADDR_LEN);
1804
1805 /* Other entries will be displayed in the order we give them */
1806
1807 memset(&iwe, 0, sizeof(iwe));
1808 iwe.cmd = SIOCGIWESSID;
1809 iwe.u.data.length = ssid_len;
1810 iwe.u.data.flags = 1;
1811 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1812 &iwe, ssid);
1813
1814 memset(&iwe, 0, sizeof(iwe));
1815 iwe.cmd = SIOCGIWMODE;
1816 if (bss) {
1817 capabilities = bss->capab_info;
1818 } else {
1819 capabilities = le16_to_cpu(scan->capability);
1820 }
1821 if (capabilities & (WLAN_CAPABILITY_ESS |
1822 WLAN_CAPABILITY_IBSS)) {
1823 if (capabilities & WLAN_CAPABILITY_ESS)
1824 iwe.u.mode = IW_MODE_MASTER;
1825 else
1826 iwe.u.mode = IW_MODE_ADHOC;
1827 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1828 &iwe, IW_EV_UINT_LEN);
1829 }
1830
1831 memset(&iwe, 0, sizeof(iwe));
1832 iwe.cmd = SIOCGIWFREQ;
1833 if (scan) {
1834 chan = le16_to_cpu(scan->chid);
1835 } else if (bss) {
1836 chan = bss->chan;
1837 } else {
1838 chan = 0;
1839 }
1840
1841 if (chan > 0) {
1842 iwe.u.freq.m = freq_list[chan - 1] * 100000;
1843 iwe.u.freq.e = 1;
1844 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1845 &iwe, IW_EV_FREQ_LEN);
1846 }
1847
1848 if (scan) {
1849 memset(&iwe, 0, sizeof(iwe));
1850 iwe.cmd = IWEVQUAL;
1851 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1852 iwe.u.qual.level = le16_to_cpu(scan->sl);
1853 iwe.u.qual.noise = le16_to_cpu(scan->anl);
1854 } else {
1855 iwe.u.qual.level =
1856 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1857 iwe.u.qual.noise =
1858 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1859 }
1860 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1861 | IW_QUAL_NOISE_UPDATED
1862 | IW_QUAL_QUAL_INVALID
1863 | IW_QUAL_DBM;
1864 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1865 &iwe, IW_EV_QUAL_LEN);
1866 }
1867
1868 memset(&iwe, 0, sizeof(iwe));
1869 iwe.cmd = SIOCGIWENCODE;
1870 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1871 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1872 else
1873 iwe.u.data.flags = IW_ENCODE_DISABLED;
1874 iwe.u.data.length = 0;
1875 current_ev = iwe_stream_add_point(info, current_ev, end_buf, &iwe, "");
1876
1877 /* TODO: add SuppRates into BSS table */
1878 if (scan) {
1879 memset(&iwe, 0, sizeof(iwe));
1880 iwe.cmd = SIOCGIWRATE;
1881 current_val = current_ev + iwe_stream_lcp_len(info);
1882 pos = scan->sup_rates;
1883 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1884 if (pos[i] == 0)
1885 break;
1886 /* Bit rate given in 500 kb/s units (+ 0x80) */
1887 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1888 current_val = iwe_stream_add_value(
1889 info, current_ev, current_val, end_buf, &iwe,
1890 IW_EV_PARAM_LEN);
1891 }
1892 /* Check if we added any event */
1893 if ((current_val - current_ev) > iwe_stream_lcp_len(info))
1894 current_ev = current_val;
1895 }
1896
1897 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
1898 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC);
1899 if (buf && scan) {
1900 memset(&iwe, 0, sizeof(iwe));
1901 iwe.cmd = IWEVCUSTOM;
1902 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
1903 iwe.u.data.length = strlen(buf);
1904 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1905 &iwe, buf);
1906
1907 memset(&iwe, 0, sizeof(iwe));
1908 iwe.cmd = IWEVCUSTOM;
1909 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
1910 iwe.u.data.length = strlen(buf);
1911 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1912 &iwe, buf);
1913
1914 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1915 (capabilities & WLAN_CAPABILITY_IBSS)) {
1916 memset(&iwe, 0, sizeof(iwe));
1917 iwe.cmd = IWEVCUSTOM;
1918 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
1919 iwe.u.data.length = strlen(buf);
1920 current_ev = iwe_stream_add_point(info, current_ev,
1921 end_buf, &iwe, buf);
1922 }
1923 }
1924 kfree(buf);
1925
1926 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1927 memset(&iwe, 0, sizeof(iwe));
1928 iwe.cmd = IWEVGENIE;
1929 iwe.u.data.length = bss->wpa_ie_len;
1930 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1931 &iwe, bss->wpa_ie);
1932 }
1933
1934 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1935 memset(&iwe, 0, sizeof(iwe));
1936 iwe.cmd = IWEVGENIE;
1937 iwe.u.data.length = bss->rsn_ie_len;
1938 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1939 &iwe, bss->rsn_ie);
1940 }
1941
1942 return current_ev;
1943 }
1944
1945
1946 /* Translate scan data returned from the card to a card independant
1947 * format that the Wireless Tools will understand - Jean II */
1948 static inline int prism2_translate_scan(local_info_t *local,
1949 struct iw_request_info *info,
1950 char *buffer, int buflen)
1951 {
1952 struct hfa384x_hostscan_result *scan;
1953 int entry, hostscan;
1954 char *current_ev = buffer;
1955 char *end_buf = buffer + buflen;
1956 struct list_head *ptr;
1957
1958 spin_lock_bh(&local->lock);
1959
1960 list_for_each(ptr, &local->bss_list) {
1961 struct hostap_bss_info *bss;
1962 bss = list_entry(ptr, struct hostap_bss_info, list);
1963 bss->included = 0;
1964 }
1965
1966 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
1967 for (entry = 0; entry < local->last_scan_results_count; entry++) {
1968 int found = 0;
1969 scan = &local->last_scan_results[entry];
1970
1971 /* Report every SSID if the AP is using multiple SSIDs. If no
1972 * BSS record is found (e.g., when WPA mode is disabled),
1973 * report the AP once. */
1974 list_for_each(ptr, &local->bss_list) {
1975 struct hostap_bss_info *bss;
1976 bss = list_entry(ptr, struct hostap_bss_info, list);
1977 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
1978 bss->included = 1;
1979 current_ev = __prism2_translate_scan(
1980 local, info, scan, bss, current_ev,
1981 end_buf);
1982 found++;
1983 }
1984 }
1985 if (!found) {
1986 current_ev = __prism2_translate_scan(
1987 local, info, scan, NULL, current_ev, end_buf);
1988 }
1989 /* Check if there is space for one more entry */
1990 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
1991 /* Ask user space to try again with a bigger buffer */
1992 spin_unlock_bh(&local->lock);
1993 return -E2BIG;
1994 }
1995 }
1996
1997 /* Prism2 firmware has limits (32 at least in some versions) for number
1998 * of BSSes in scan results. Extend this limit by using local BSS list.
1999 */
2000 list_for_each(ptr, &local->bss_list) {
2001 struct hostap_bss_info *bss;
2002 bss = list_entry(ptr, struct hostap_bss_info, list);
2003 if (bss->included)
2004 continue;
2005 current_ev = __prism2_translate_scan(local, info, NULL, bss,
2006 current_ev, end_buf);
2007 /* Check if there is space for one more entry */
2008 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2009 /* Ask user space to try again with a bigger buffer */
2010 spin_unlock_bh(&local->lock);
2011 return -E2BIG;
2012 }
2013 }
2014
2015 spin_unlock_bh(&local->lock);
2016
2017 return current_ev - buffer;
2018 }
2019 #endif /* PRISM2_NO_STATION_MODES */
2020
2021
2022 static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2023 struct iw_request_info *info,
2024 struct iw_point *data, char *extra)
2025 {
2026 #ifdef PRISM2_NO_STATION_MODES
2027 return -EOPNOTSUPP;
2028 #else /* PRISM2_NO_STATION_MODES */
2029 struct hostap_interface *iface;
2030 local_info_t *local;
2031 int res;
2032
2033 iface = netdev_priv(dev);
2034 local = iface->local;
2035
2036 /* Wait until the scan is finished. We can probably do better
2037 * than that - Jean II */
2038 if (local->scan_timestamp &&
2039 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2040 /* Important note : we don't want to block the caller
2041 * until results are ready for various reasons.
2042 * First, managing wait queues is complex and racy
2043 * (there may be multiple simultaneous callers).
2044 * Second, we grab some rtnetlink lock before comming
2045 * here (in dev_ioctl()).
2046 * Third, the caller can wait on the Wireless Event
2047 * - Jean II */
2048 return -EAGAIN;
2049 }
2050 local->scan_timestamp = 0;
2051
2052 res = prism2_translate_scan(local, info, extra, data->length);
2053
2054 if (res >= 0) {
2055 data->length = res;
2056 return 0;
2057 } else {
2058 data->length = 0;
2059 return res;
2060 }
2061 #endif /* PRISM2_NO_STATION_MODES */
2062 }
2063
2064
2065 static int prism2_ioctl_giwscan(struct net_device *dev,
2066 struct iw_request_info *info,
2067 struct iw_point *data, char *extra)
2068 {
2069 struct hostap_interface *iface;
2070 local_info_t *local;
2071 int res;
2072
2073 iface = netdev_priv(dev);
2074 local = iface->local;
2075
2076 if (local->iw_mode == IW_MODE_MASTER) {
2077 /* In MASTER mode, it doesn't make sense to go around
2078 * scanning the frequencies and make the stations we serve
2079 * wait when what the user is really interested about is the
2080 * list of stations and access points we are talking to.
2081 * So, just extract results from our cache...
2082 * Jean II */
2083
2084 /* Translate to WE format */
2085 res = prism2_ap_translate_scan(dev, info, extra);
2086 if (res >= 0) {
2087 printk(KERN_DEBUG "Scan result translation succeeded "
2088 "(length=%d)\n", res);
2089 data->length = res;
2090 return 0;
2091 } else {
2092 printk(KERN_DEBUG
2093 "Scan result translation failed (res=%d)\n",
2094 res);
2095 data->length = 0;
2096 return res;
2097 }
2098 } else {
2099 /* Station mode */
2100 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2101 }
2102 }
2103
2104
2105 static const struct iw_priv_args prism2_priv[] = {
2106 { PRISM2_IOCTL_MONITOR,
2107 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2108 { PRISM2_IOCTL_READMIF,
2109 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2110 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2111 { PRISM2_IOCTL_WRITEMIF,
2112 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2113 { PRISM2_IOCTL_RESET,
2114 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2115 { PRISM2_IOCTL_INQUIRE,
2116 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2117 { PRISM2_IOCTL_SET_RID_WORD,
2118 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2119 { PRISM2_IOCTL_MACCMD,
2120 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2121 { PRISM2_IOCTL_WDS_ADD,
2122 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2123 { PRISM2_IOCTL_WDS_DEL,
2124 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2125 { PRISM2_IOCTL_ADDMAC,
2126 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2127 { PRISM2_IOCTL_DELMAC,
2128 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2129 { PRISM2_IOCTL_KICKMAC,
2130 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2131 /* --- raw access to sub-ioctls --- */
2132 { PRISM2_IOCTL_PRISM2_PARAM,
2133 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2134 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2135 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2136 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2137 /* --- sub-ioctls handlers --- */
2138 { PRISM2_IOCTL_PRISM2_PARAM,
2139 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2140 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2141 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2142 /* --- sub-ioctls definitions --- */
2143 { PRISM2_PARAM_TXRATECTRL,
2144 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2145 { PRISM2_PARAM_TXRATECTRL,
2146 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2147 { PRISM2_PARAM_BEACON_INT,
2148 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2149 { PRISM2_PARAM_BEACON_INT,
2150 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2151 #ifndef PRISM2_NO_STATION_MODES
2152 { PRISM2_PARAM_PSEUDO_IBSS,
2153 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2154 { PRISM2_PARAM_PSEUDO_IBSS,
2155 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2156 #endif /* PRISM2_NO_STATION_MODES */
2157 { PRISM2_PARAM_ALC,
2158 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2159 { PRISM2_PARAM_ALC,
2160 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2161 { PRISM2_PARAM_DUMP,
2162 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2163 { PRISM2_PARAM_DUMP,
2164 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2165 { PRISM2_PARAM_OTHER_AP_POLICY,
2166 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2167 { PRISM2_PARAM_OTHER_AP_POLICY,
2168 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2169 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2170 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2171 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2172 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2173 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2174 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2175 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2176 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2177 { PRISM2_PARAM_DTIM_PERIOD,
2178 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2179 { PRISM2_PARAM_DTIM_PERIOD,
2180 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2181 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2182 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2183 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2184 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2185 { PRISM2_PARAM_MAX_WDS,
2186 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2187 { PRISM2_PARAM_MAX_WDS,
2188 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2189 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2190 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2191 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2192 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2193 { PRISM2_PARAM_AP_AUTH_ALGS,
2194 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2195 { PRISM2_PARAM_AP_AUTH_ALGS,
2196 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2197 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2198 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2199 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2200 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2201 { PRISM2_PARAM_HOST_ENCRYPT,
2202 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2203 { PRISM2_PARAM_HOST_ENCRYPT,
2204 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2205 { PRISM2_PARAM_HOST_DECRYPT,
2206 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2207 { PRISM2_PARAM_HOST_DECRYPT,
2208 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
2209 #ifndef PRISM2_NO_STATION_MODES
2210 { PRISM2_PARAM_HOST_ROAMING,
2211 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2212 { PRISM2_PARAM_HOST_ROAMING,
2213 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2214 #endif /* PRISM2_NO_STATION_MODES */
2215 { PRISM2_PARAM_BCRX_STA_KEY,
2216 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2217 { PRISM2_PARAM_BCRX_STA_KEY,
2218 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2219 { PRISM2_PARAM_IEEE_802_1X,
2220 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2221 { PRISM2_PARAM_IEEE_802_1X,
2222 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2223 { PRISM2_PARAM_ANTSEL_TX,
2224 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2225 { PRISM2_PARAM_ANTSEL_TX,
2226 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2227 { PRISM2_PARAM_ANTSEL_RX,
2228 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2229 { PRISM2_PARAM_ANTSEL_RX,
2230 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2231 { PRISM2_PARAM_MONITOR_TYPE,
2232 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2233 { PRISM2_PARAM_MONITOR_TYPE,
2234 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2235 { PRISM2_PARAM_WDS_TYPE,
2236 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2237 { PRISM2_PARAM_WDS_TYPE,
2238 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2239 { PRISM2_PARAM_HOSTSCAN,
2240 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2241 { PRISM2_PARAM_HOSTSCAN,
2242 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2243 { PRISM2_PARAM_AP_SCAN,
2244 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2245 { PRISM2_PARAM_AP_SCAN,
2246 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2247 { PRISM2_PARAM_ENH_SEC,
2248 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2249 { PRISM2_PARAM_ENH_SEC,
2250 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2251 #ifdef PRISM2_IO_DEBUG
2252 { PRISM2_PARAM_IO_DEBUG,
2253 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2254 { PRISM2_PARAM_IO_DEBUG,
2255 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2256 #endif /* PRISM2_IO_DEBUG */
2257 { PRISM2_PARAM_BASIC_RATES,
2258 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2259 { PRISM2_PARAM_BASIC_RATES,
2260 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2261 { PRISM2_PARAM_OPER_RATES,
2262 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2263 { PRISM2_PARAM_OPER_RATES,
2264 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2265 { PRISM2_PARAM_HOSTAPD,
2266 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2267 { PRISM2_PARAM_HOSTAPD,
2268 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2269 { PRISM2_PARAM_HOSTAPD_STA,
2270 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2271 { PRISM2_PARAM_HOSTAPD_STA,
2272 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2273 { PRISM2_PARAM_WPA,
2274 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2275 { PRISM2_PARAM_WPA,
2276 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2277 { PRISM2_PARAM_PRIVACY_INVOKED,
2278 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2279 { PRISM2_PARAM_PRIVACY_INVOKED,
2280 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2281 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2282 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2283 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2284 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2285 { PRISM2_PARAM_DROP_UNENCRYPTED,
2286 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2287 { PRISM2_PARAM_DROP_UNENCRYPTED,
2288 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
2289 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2290 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2291 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2292 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
2293 };
2294
2295
2296 static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2297 {
2298 struct hostap_interface *iface;
2299 local_info_t *local;
2300
2301 iface = netdev_priv(dev);
2302 local = iface->local;
2303
2304 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2305 return -EOPNOTSUPP;
2306
2307 return 0;
2308 }
2309
2310
2311 static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2312 struct iw_request_info *info,
2313 void *wrqu, char *extra)
2314 {
2315 struct hostap_interface *iface;
2316 local_info_t *local;
2317 int *i = (int *) extra;
2318 int param = *i;
2319 int value = *(i + 1);
2320 int ret = 0;
2321 u16 val;
2322
2323 iface = netdev_priv(dev);
2324 local = iface->local;
2325
2326 switch (param) {
2327 case PRISM2_PARAM_TXRATECTRL:
2328 local->fw_tx_rate_control = value;
2329 break;
2330
2331 case PRISM2_PARAM_BEACON_INT:
2332 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2333 local->func->reset_port(dev))
2334 ret = -EINVAL;
2335 else
2336 local->beacon_int = value;
2337 break;
2338
2339 #ifndef PRISM2_NO_STATION_MODES
2340 case PRISM2_PARAM_PSEUDO_IBSS:
2341 if (value == local->pseudo_adhoc)
2342 break;
2343
2344 if (value != 0 && value != 1) {
2345 ret = -EINVAL;
2346 break;
2347 }
2348
2349 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2350 dev->name, local->pseudo_adhoc, value);
2351 local->pseudo_adhoc = value;
2352 if (local->iw_mode != IW_MODE_ADHOC)
2353 break;
2354
2355 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2356 hostap_get_porttype(local))) {
2357 ret = -EOPNOTSUPP;
2358 break;
2359 }
2360
2361 if (local->func->reset_port(dev))
2362 ret = -EINVAL;
2363 break;
2364 #endif /* PRISM2_NO_STATION_MODES */
2365
2366 case PRISM2_PARAM_ALC:
2367 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2368 value == 0 ? "Disabling" : "Enabling");
2369 val = HFA384X_TEST_CFG_BIT_ALC;
2370 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2371 (HFA384X_TEST_CFG_BITS << 8),
2372 value == 0 ? 0 : 1, &val, NULL);
2373 break;
2374
2375 case PRISM2_PARAM_DUMP:
2376 local->frame_dump = value;
2377 break;
2378
2379 case PRISM2_PARAM_OTHER_AP_POLICY:
2380 if (value < 0 || value > 3) {
2381 ret = -EINVAL;
2382 break;
2383 }
2384 if (local->ap != NULL)
2385 local->ap->ap_policy = value;
2386 break;
2387
2388 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2389 if (value < 0 || value > 7 * 24 * 60 * 60) {
2390 ret = -EINVAL;
2391 break;
2392 }
2393 if (local->ap != NULL)
2394 local->ap->max_inactivity = value * HZ;
2395 break;
2396
2397 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2398 if (local->ap != NULL)
2399 local->ap->bridge_packets = value;
2400 break;
2401
2402 case PRISM2_PARAM_DTIM_PERIOD:
2403 if (value < 0 || value > 65535) {
2404 ret = -EINVAL;
2405 break;
2406 }
2407 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2408 || local->func->reset_port(dev))
2409 ret = -EINVAL;
2410 else
2411 local->dtim_period = value;
2412 break;
2413
2414 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2415 if (local->ap != NULL)
2416 local->ap->nullfunc_ack = value;
2417 break;
2418
2419 case PRISM2_PARAM_MAX_WDS:
2420 local->wds_max_connections = value;
2421 break;
2422
2423 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2424 if (local->ap != NULL) {
2425 if (!local->ap->autom_ap_wds && value) {
2426 /* add WDS link to all APs in STA table */
2427 hostap_add_wds_links(local);
2428 }
2429 local->ap->autom_ap_wds = value;
2430 }
2431 break;
2432
2433 case PRISM2_PARAM_AP_AUTH_ALGS:
2434 local->auth_algs = value;
2435 if (hostap_set_auth_algs(local))
2436 ret = -EINVAL;
2437 break;
2438
2439 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2440 local->monitor_allow_fcserr = value;
2441 break;
2442
2443 case PRISM2_PARAM_HOST_ENCRYPT:
2444 local->host_encrypt = value;
2445 if (hostap_set_encryption(local) ||
2446 local->func->reset_port(dev))
2447 ret = -EINVAL;
2448 break;
2449
2450 case PRISM2_PARAM_HOST_DECRYPT:
2451 local->host_decrypt = value;
2452 if (hostap_set_encryption(local) ||
2453 local->func->reset_port(dev))
2454 ret = -EINVAL;
2455 break;
2456
2457 #ifndef PRISM2_NO_STATION_MODES
2458 case PRISM2_PARAM_HOST_ROAMING:
2459 if (value < 0 || value > 2) {
2460 ret = -EINVAL;
2461 break;
2462 }
2463 local->host_roaming = value;
2464 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2465 ret = -EINVAL;
2466 break;
2467 #endif /* PRISM2_NO_STATION_MODES */
2468
2469 case PRISM2_PARAM_BCRX_STA_KEY:
2470 local->bcrx_sta_key = value;
2471 break;
2472
2473 case PRISM2_PARAM_IEEE_802_1X:
2474 local->ieee_802_1x = value;
2475 break;
2476
2477 case PRISM2_PARAM_ANTSEL_TX:
2478 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2479 ret = -EINVAL;
2480 break;
2481 }
2482 local->antsel_tx = value;
2483 hostap_set_antsel(local);
2484 break;
2485
2486 case PRISM2_PARAM_ANTSEL_RX:
2487 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2488 ret = -EINVAL;
2489 break;
2490 }
2491 local->antsel_rx = value;
2492 hostap_set_antsel(local);
2493 break;
2494
2495 case PRISM2_PARAM_MONITOR_TYPE:
2496 if (value != PRISM2_MONITOR_80211 &&
2497 value != PRISM2_MONITOR_CAPHDR &&
2498 value != PRISM2_MONITOR_PRISM &&
2499 value != PRISM2_MONITOR_RADIOTAP) {
2500 ret = -EINVAL;
2501 break;
2502 }
2503 local->monitor_type = value;
2504 if (local->iw_mode == IW_MODE_MONITOR)
2505 hostap_monitor_set_type(local);
2506 break;
2507
2508 case PRISM2_PARAM_WDS_TYPE:
2509 local->wds_type = value;
2510 break;
2511
2512 case PRISM2_PARAM_HOSTSCAN:
2513 {
2514 struct hfa384x_hostscan_request scan_req;
2515 u16 rate;
2516
2517 memset(&scan_req, 0, sizeof(scan_req));
2518 scan_req.channel_list = cpu_to_le16(0x3fff);
2519 switch (value) {
2520 case 1: rate = HFA384X_RATES_1MBPS; break;
2521 case 2: rate = HFA384X_RATES_2MBPS; break;
2522 case 3: rate = HFA384X_RATES_5MBPS; break;
2523 case 4: rate = HFA384X_RATES_11MBPS; break;
2524 default: rate = HFA384X_RATES_1MBPS; break;
2525 }
2526 scan_req.txrate = cpu_to_le16(rate);
2527 /* leave SSID empty to accept all SSIDs */
2528
2529 if (local->iw_mode == IW_MODE_MASTER) {
2530 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2531 HFA384X_PORTTYPE_BSS) ||
2532 local->func->reset_port(dev))
2533 printk(KERN_DEBUG "Leaving Host AP mode "
2534 "for HostScan failed\n");
2535 }
2536
2537 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2538 sizeof(scan_req))) {
2539 printk(KERN_DEBUG "HOSTSCAN failed\n");
2540 ret = -EINVAL;
2541 }
2542 if (local->iw_mode == IW_MODE_MASTER) {
2543 wait_queue_t __wait;
2544 init_waitqueue_entry(&__wait, current);
2545 add_wait_queue(&local->hostscan_wq, &__wait);
2546 set_current_state(TASK_INTERRUPTIBLE);
2547 schedule_timeout(HZ);
2548 if (signal_pending(current))
2549 ret = -EINTR;
2550 set_current_state(TASK_RUNNING);
2551 remove_wait_queue(&local->hostscan_wq, &__wait);
2552
2553 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2554 HFA384X_PORTTYPE_HOSTAP) ||
2555 local->func->reset_port(dev))
2556 printk(KERN_DEBUG "Returning to Host AP mode "
2557 "after HostScan failed\n");
2558 }
2559 break;
2560 }
2561
2562 case PRISM2_PARAM_AP_SCAN:
2563 local->passive_scan_interval = value;
2564 if (timer_pending(&local->passive_scan_timer))
2565 del_timer(&local->passive_scan_timer);
2566 if (value > 0) {
2567 local->passive_scan_timer.expires = jiffies +
2568 local->passive_scan_interval * HZ;
2569 add_timer(&local->passive_scan_timer);
2570 }
2571 break;
2572
2573 case PRISM2_PARAM_ENH_SEC:
2574 if (value < 0 || value > 3) {
2575 ret = -EINVAL;
2576 break;
2577 }
2578 local->enh_sec = value;
2579 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2580 local->enh_sec) ||
2581 local->func->reset_port(dev)) {
2582 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2583 "1.6.3 or newer\n", dev->name);
2584 ret = -EOPNOTSUPP;
2585 }
2586 break;
2587
2588 #ifdef PRISM2_IO_DEBUG
2589 case PRISM2_PARAM_IO_DEBUG:
2590 local->io_debug_enabled = value;
2591 break;
2592 #endif /* PRISM2_IO_DEBUG */
2593
2594 case PRISM2_PARAM_BASIC_RATES:
2595 if ((value & local->tx_rate_control) != value || value == 0) {
2596 printk(KERN_INFO "%s: invalid basic rate set - basic "
2597 "rates must be in supported rate set\n",
2598 dev->name);
2599 ret = -EINVAL;
2600 break;
2601 }
2602 local->basic_rates = value;
2603 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2604 local->basic_rates) ||
2605 local->func->reset_port(dev))
2606 ret = -EINVAL;
2607 break;
2608
2609 case PRISM2_PARAM_OPER_RATES:
2610 local->tx_rate_control = value;
2611 if (hostap_set_rate(dev))
2612 ret = -EINVAL;
2613 break;
2614
2615 case PRISM2_PARAM_HOSTAPD:
2616 ret = hostap_set_hostapd(local, value, 1);
2617 break;
2618
2619 case PRISM2_PARAM_HOSTAPD_STA:
2620 ret = hostap_set_hostapd_sta(local, value, 1);
2621 break;
2622
2623 case PRISM2_PARAM_WPA:
2624 local->wpa = value;
2625 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2626 ret = -EOPNOTSUPP;
2627 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2628 value ? 1 : 0))
2629 ret = -EINVAL;
2630 break;
2631
2632 case PRISM2_PARAM_PRIVACY_INVOKED:
2633 local->privacy_invoked = value;
2634 if (hostap_set_encryption(local) ||
2635 local->func->reset_port(dev))
2636 ret = -EINVAL;
2637 break;
2638
2639 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2640 local->tkip_countermeasures = value;
2641 break;
2642
2643 case PRISM2_PARAM_DROP_UNENCRYPTED:
2644 local->drop_unencrypted = value;
2645 break;
2646
2647 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2648 local->scan_channel_mask = value;
2649 break;
2650
2651 default:
2652 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2653 dev->name, param);
2654 ret = -EOPNOTSUPP;
2655 break;
2656 }
2657
2658 return ret;
2659 }
2660
2661
2662 static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2663 struct iw_request_info *info,
2664 void *wrqu, char *extra)
2665 {
2666 struct hostap_interface *iface;
2667 local_info_t *local;
2668 int *param = (int *) extra;
2669 int ret = 0;
2670
2671 iface = netdev_priv(dev);
2672 local = iface->local;
2673
2674 switch (*param) {
2675 case PRISM2_PARAM_TXRATECTRL:
2676 *param = local->fw_tx_rate_control;
2677 break;
2678
2679 case PRISM2_PARAM_BEACON_INT:
2680 *param = local->beacon_int;
2681 break;
2682
2683 case PRISM2_PARAM_PSEUDO_IBSS:
2684 *param = local->pseudo_adhoc;
2685 break;
2686
2687 case PRISM2_PARAM_ALC:
2688 ret = -EOPNOTSUPP; /* FIX */
2689 break;
2690
2691 case PRISM2_PARAM_DUMP:
2692 *param = local->frame_dump;
2693 break;
2694
2695 case PRISM2_PARAM_OTHER_AP_POLICY:
2696 if (local->ap != NULL)
2697 *param = local->ap->ap_policy;
2698 else
2699 ret = -EOPNOTSUPP;
2700 break;
2701
2702 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2703 if (local->ap != NULL)
2704 *param = local->ap->max_inactivity / HZ;
2705 else
2706 ret = -EOPNOTSUPP;
2707 break;
2708
2709 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2710 if (local->ap != NULL)
2711 *param = local->ap->bridge_packets;
2712 else
2713 ret = -EOPNOTSUPP;
2714 break;
2715
2716 case PRISM2_PARAM_DTIM_PERIOD:
2717 *param = local->dtim_period;
2718 break;
2719
2720 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2721 if (local->ap != NULL)
2722 *param = local->ap->nullfunc_ack;
2723 else
2724 ret = -EOPNOTSUPP;
2725 break;
2726
2727 case PRISM2_PARAM_MAX_WDS:
2728 *param = local->wds_max_connections;
2729 break;
2730
2731 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2732 if (local->ap != NULL)
2733 *param = local->ap->autom_ap_wds;
2734 else
2735 ret = -EOPNOTSUPP;
2736 break;
2737
2738 case PRISM2_PARAM_AP_AUTH_ALGS:
2739 *param = local->auth_algs;
2740 break;
2741
2742 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2743 *param = local->monitor_allow_fcserr;
2744 break;
2745
2746 case PRISM2_PARAM_HOST_ENCRYPT:
2747 *param = local->host_encrypt;
2748 break;
2749
2750 case PRISM2_PARAM_HOST_DECRYPT:
2751 *param = local->host_decrypt;
2752 break;
2753
2754 case PRISM2_PARAM_HOST_ROAMING:
2755 *param = local->host_roaming;
2756 break;
2757
2758 case PRISM2_PARAM_BCRX_STA_KEY:
2759 *param = local->bcrx_sta_key;
2760 break;
2761
2762 case PRISM2_PARAM_IEEE_802_1X:
2763 *param = local->ieee_802_1x;
2764 break;
2765
2766 case PRISM2_PARAM_ANTSEL_TX:
2767 *param = local->antsel_tx;
2768 break;
2769
2770 case PRISM2_PARAM_ANTSEL_RX:
2771 *param = local->antsel_rx;
2772 break;
2773
2774 case PRISM2_PARAM_MONITOR_TYPE:
2775 *param = local->monitor_type;
2776 break;
2777
2778 case PRISM2_PARAM_WDS_TYPE:
2779 *param = local->wds_type;
2780 break;
2781
2782 case PRISM2_PARAM_HOSTSCAN:
2783 ret = -EOPNOTSUPP;
2784 break;
2785
2786 case PRISM2_PARAM_AP_SCAN:
2787 *param = local->passive_scan_interval;
2788 break;
2789
2790 case PRISM2_PARAM_ENH_SEC:
2791 *param = local->enh_sec;
2792 break;
2793
2794 #ifdef PRISM2_IO_DEBUG
2795 case PRISM2_PARAM_IO_DEBUG:
2796 *param = local->io_debug_enabled;
2797 break;
2798 #endif /* PRISM2_IO_DEBUG */
2799
2800 case PRISM2_PARAM_BASIC_RATES:
2801 *param = local->basic_rates;
2802 break;
2803
2804 case PRISM2_PARAM_OPER_RATES:
2805 *param = local->tx_rate_control;
2806 break;
2807
2808 case PRISM2_PARAM_HOSTAPD:
2809 *param = local->hostapd;
2810 break;
2811
2812 case PRISM2_PARAM_HOSTAPD_STA:
2813 *param = local->hostapd_sta;
2814 break;
2815
2816 case PRISM2_PARAM_WPA:
2817 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2818 ret = -EOPNOTSUPP;
2819 *param = local->wpa;
2820 break;
2821
2822 case PRISM2_PARAM_PRIVACY_INVOKED:
2823 *param = local->privacy_invoked;
2824 break;
2825
2826 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2827 *param = local->tkip_countermeasures;
2828 break;
2829
2830 case PRISM2_PARAM_DROP_UNENCRYPTED:
2831 *param = local->drop_unencrypted;
2832 break;
2833
2834 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2835 *param = local->scan_channel_mask;
2836 break;
2837
2838 default:
2839 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2840 dev->name, *param);
2841 ret = -EOPNOTSUPP;
2842 break;
2843 }
2844
2845 return ret;
2846 }
2847
2848
2849 static int prism2_ioctl_priv_readmif(struct net_device *dev,
2850 struct iw_request_info *info,
2851 void *wrqu, char *extra)
2852 {
2853 struct hostap_interface *iface;
2854 local_info_t *local;
2855 u16 resp0;
2856
2857 iface = netdev_priv(dev);
2858 local = iface->local;
2859
2860 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2861 &resp0))
2862 return -EOPNOTSUPP;
2863 else
2864 *extra = resp0;
2865
2866 return 0;
2867 }
2868
2869
2870 static int prism2_ioctl_priv_writemif(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 cr, val;
2877
2878 iface = netdev_priv(dev);
2879 local = iface->local;
2880
2881 cr = *extra;
2882 val = *(extra + 1);
2883 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2884 return -EOPNOTSUPP;
2885
2886 return 0;
2887 }
2888
2889
2890 static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2891 {
2892 struct hostap_interface *iface;
2893 local_info_t *local;
2894 int ret = 0;
2895 u32 mode;
2896
2897 iface = netdev_priv(dev);
2898 local = iface->local;
2899
2900 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2901 "- update software to use iwconfig mode monitor\n",
2902 dev->name, task_pid_nr(current), current->comm);
2903
2904 /* Backward compatibility code - this can be removed at some point */
2905
2906 if (*i == 0) {
2907 /* Disable monitor mode - old mode was not saved, so go to
2908 * Master mode */
2909 mode = IW_MODE_MASTER;
2910 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2911 } else if (*i == 1) {
2912 /* netlink socket mode is not supported anymore since it did
2913 * not separate different devices from each other and was not
2914 * best method for delivering large amount of packets to
2915 * user space */
2916 ret = -EOPNOTSUPP;
2917 } else if (*i == 2 || *i == 3) {
2918 switch (*i) {
2919 case 2:
2920 local->monitor_type = PRISM2_MONITOR_80211;
2921 break;
2922 case 3:
2923 local->monitor_type = PRISM2_MONITOR_PRISM;
2924 break;
2925 }
2926 mode = IW_MODE_MONITOR;
2927 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2928 hostap_monitor_mode_enable(local);
2929 } else
2930 ret = -EINVAL;
2931
2932 return ret;
2933 }
2934
2935
2936 static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2937 {
2938 struct hostap_interface *iface;
2939 local_info_t *local;
2940
2941 iface = netdev_priv(dev);
2942 local = iface->local;
2943
2944 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2945 switch (*i) {
2946 case 0:
2947 /* Disable and enable card */
2948 local->func->hw_shutdown(dev, 1);
2949 local->func->hw_config(dev, 0);
2950 break;
2951
2952 case 1:
2953 /* COR sreset */
2954 local->func->hw_reset(dev);
2955 break;
2956
2957 case 2:
2958 /* Disable and enable port 0 */
2959 local->func->reset_port(dev);
2960 break;
2961
2962 case 3:
2963 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
2964 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
2965 NULL))
2966 return -EINVAL;
2967 break;
2968
2969 case 4:
2970 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
2971 NULL))
2972 return -EINVAL;
2973 break;
2974
2975 default:
2976 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
2977 return -EOPNOTSUPP;
2978 }
2979
2980 return 0;
2981 }
2982
2983
2984 static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
2985 {
2986 int rid = *i;
2987 int value = *(i + 1);
2988
2989 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
2990
2991 if (hostap_set_word(dev, rid, value))
2992 return -EINVAL;
2993
2994 return 0;
2995 }
2996
2997
2998 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
2999 static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
3000 {
3001 int ret = 0;
3002
3003 switch (*cmd) {
3004 case AP_MAC_CMD_POLICY_OPEN:
3005 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3006 break;
3007 case AP_MAC_CMD_POLICY_ALLOW:
3008 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3009 break;
3010 case AP_MAC_CMD_POLICY_DENY:
3011 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3012 break;
3013 case AP_MAC_CMD_FLUSH:
3014 ap_control_flush_macs(&local->ap->mac_restrictions);
3015 break;
3016 case AP_MAC_CMD_KICKALL:
3017 ap_control_kickall(local->ap);
3018 hostap_deauth_all_stas(local->dev, local->ap, 0);
3019 break;
3020 default:
3021 ret = -EOPNOTSUPP;
3022 break;
3023 }
3024
3025 return ret;
3026 }
3027 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3028
3029
3030 #ifdef PRISM2_DOWNLOAD_SUPPORT
3031 static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3032 {
3033 struct prism2_download_param *param;
3034 int ret = 0;
3035
3036 if (p->length < sizeof(struct prism2_download_param) ||
3037 p->length > 1024 || !p->pointer)
3038 return -EINVAL;
3039
3040 param = (struct prism2_download_param *)
3041 kmalloc(p->length, GFP_KERNEL);
3042 if (param == NULL)
3043 return -ENOMEM;
3044
3045 if (copy_from_user(param, p->pointer, p->length)) {
3046 ret = -EFAULT;
3047 goto out;
3048 }
3049
3050 if (p->length < sizeof(struct prism2_download_param) +
3051 param->num_areas * sizeof(struct prism2_download_area)) {
3052 ret = -EINVAL;
3053 goto out;
3054 }
3055
3056 ret = local->func->download(local, param);
3057
3058 out:
3059 kfree(param);
3060 return ret;
3061 }
3062 #endif /* PRISM2_DOWNLOAD_SUPPORT */
3063
3064
3065 static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3066 size_t len)
3067 {
3068 struct hostap_interface *iface = netdev_priv(dev);
3069 local_info_t *local = iface->local;
3070 u8 *buf;
3071
3072 /*
3073 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3074 * includes it.
3075 */
3076 buf = kmalloc(len + 2, GFP_KERNEL);
3077 if (buf == NULL)
3078 return -ENOMEM;
3079
3080 *((__le16 *) buf) = cpu_to_le16(len);
3081 memcpy(buf + 2, elem, len);
3082
3083 kfree(local->generic_elem);
3084 local->generic_elem = buf;
3085 local->generic_elem_len = len + 2;
3086
3087 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3088 buf, len + 2);
3089 }
3090
3091
3092 static int prism2_ioctl_siwauth(struct net_device *dev,
3093 struct iw_request_info *info,
3094 struct iw_param *data, char *extra)
3095 {
3096 struct hostap_interface *iface = netdev_priv(dev);
3097 local_info_t *local = iface->local;
3098
3099 switch (data->flags & IW_AUTH_INDEX) {
3100 case IW_AUTH_WPA_VERSION:
3101 case IW_AUTH_CIPHER_PAIRWISE:
3102 case IW_AUTH_CIPHER_GROUP:
3103 case IW_AUTH_KEY_MGMT:
3104 /*
3105 * Host AP driver does not use these parameters and allows
3106 * wpa_supplicant to control them internally.
3107 */
3108 break;
3109 case IW_AUTH_TKIP_COUNTERMEASURES:
3110 local->tkip_countermeasures = data->value;
3111 break;
3112 case IW_AUTH_DROP_UNENCRYPTED:
3113 local->drop_unencrypted = data->value;
3114 break;
3115 case IW_AUTH_80211_AUTH_ALG:
3116 local->auth_algs = data->value;
3117 break;
3118 case IW_AUTH_WPA_ENABLED:
3119 if (data->value == 0) {
3120 local->wpa = 0;
3121 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3122 break;
3123 prism2_set_genericelement(dev, "", 0);
3124 local->host_roaming = 0;
3125 local->privacy_invoked = 0;
3126 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3127 0) ||
3128 hostap_set_roaming(local) ||
3129 hostap_set_encryption(local) ||
3130 local->func->reset_port(dev))
3131 return -EINVAL;
3132 break;
3133 }
3134 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3135 return -EOPNOTSUPP;
3136 local->host_roaming = 2;
3137 local->privacy_invoked = 1;
3138 local->wpa = 1;
3139 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3140 hostap_set_roaming(local) ||
3141 hostap_set_encryption(local) ||
3142 local->func->reset_port(dev))
3143 return -EINVAL;
3144 break;
3145 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3146 local->ieee_802_1x = data->value;
3147 break;
3148 case IW_AUTH_PRIVACY_INVOKED:
3149 local->privacy_invoked = data->value;
3150 break;
3151 default:
3152 return -EOPNOTSUPP;
3153 }
3154 return 0;
3155 }
3156
3157
3158 static int prism2_ioctl_giwauth(struct net_device *dev,
3159 struct iw_request_info *info,
3160 struct iw_param *data, char *extra)
3161 {
3162 struct hostap_interface *iface = netdev_priv(dev);
3163 local_info_t *local = iface->local;
3164
3165 switch (data->flags & IW_AUTH_INDEX) {
3166 case IW_AUTH_WPA_VERSION:
3167 case IW_AUTH_CIPHER_PAIRWISE:
3168 case IW_AUTH_CIPHER_GROUP:
3169 case IW_AUTH_KEY_MGMT:
3170 /*
3171 * Host AP driver does not use these parameters and allows
3172 * wpa_supplicant to control them internally.
3173 */
3174 return -EOPNOTSUPP;
3175 case IW_AUTH_TKIP_COUNTERMEASURES:
3176 data->value = local->tkip_countermeasures;
3177 break;
3178 case IW_AUTH_DROP_UNENCRYPTED:
3179 data->value = local->drop_unencrypted;
3180 break;
3181 case IW_AUTH_80211_AUTH_ALG:
3182 data->value = local->auth_algs;
3183 break;
3184 case IW_AUTH_WPA_ENABLED:
3185 data->value = local->wpa;
3186 break;
3187 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3188 data->value = local->ieee_802_1x;
3189 break;
3190 default:
3191 return -EOPNOTSUPP;
3192 }
3193 return 0;
3194 }
3195
3196
3197 static int prism2_ioctl_siwencodeext(struct net_device *dev,
3198 struct iw_request_info *info,
3199 struct iw_point *erq, char *extra)
3200 {
3201 struct hostap_interface *iface = netdev_priv(dev);
3202 local_info_t *local = iface->local;
3203 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3204 int i, ret = 0;
3205 struct lib80211_crypto_ops *ops;
3206 struct lib80211_crypt_data **crypt;
3207 void *sta_ptr;
3208 u8 *addr;
3209 const char *alg, *module;
3210
3211 i = erq->flags & IW_ENCODE_INDEX;
3212 if (i > WEP_KEYS)
3213 return -EINVAL;
3214 if (i < 1 || i > WEP_KEYS)
3215 i = local->crypt_info.tx_keyidx;
3216 else
3217 i--;
3218 if (i < 0 || i >= WEP_KEYS)
3219 return -EINVAL;
3220
3221 addr = ext->addr.sa_data;
3222 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3223 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3224 sta_ptr = NULL;
3225 crypt = &local->crypt_info.crypt[i];
3226 } else {
3227 if (i != 0)
3228 return -EINVAL;
3229 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3230 if (sta_ptr == NULL) {
3231 if (local->iw_mode == IW_MODE_INFRA) {
3232 /*
3233 * TODO: add STA entry for the current AP so
3234 * that unicast key can be used. For now, this
3235 * is emulated by using default key idx 0.
3236 */
3237 i = 0;
3238 crypt = &local->crypt_info.crypt[i];
3239 } else
3240 return -EINVAL;
3241 }
3242 }
3243
3244 if ((erq->flags & IW_ENCODE_DISABLED) ||
3245 ext->alg == IW_ENCODE_ALG_NONE) {
3246 if (*crypt)
3247 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
3248 goto done;
3249 }
3250
3251 switch (ext->alg) {
3252 case IW_ENCODE_ALG_WEP:
3253 alg = "WEP";
3254 module = "lib80211_crypt_wep";
3255 break;
3256 case IW_ENCODE_ALG_TKIP:
3257 alg = "TKIP";
3258 module = "lib80211_crypt_tkip";
3259 break;
3260 case IW_ENCODE_ALG_CCMP:
3261 alg = "CCMP";
3262 module = "lib80211_crypt_ccmp";
3263 break;
3264 default:
3265 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3266 local->dev->name, ext->alg);
3267 ret = -EOPNOTSUPP;
3268 goto done;
3269 }
3270
3271 ops = lib80211_get_crypto_ops(alg);
3272 if (ops == NULL) {
3273 request_module(module);
3274 ops = lib80211_get_crypto_ops(alg);
3275 }
3276 if (ops == NULL) {
3277 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3278 local->dev->name, alg);
3279 ret = -EOPNOTSUPP;
3280 goto done;
3281 }
3282
3283 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3284 /*
3285 * Per station encryption and other than WEP algorithms
3286 * require host-based encryption, so force them on
3287 * automatically.
3288 */
3289 local->host_decrypt = local->host_encrypt = 1;
3290 }
3291
3292 if (*crypt == NULL || (*crypt)->ops != ops) {
3293 struct lib80211_crypt_data *new_crypt;
3294
3295 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
3296
3297 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
3298 GFP_KERNEL);
3299 if (new_crypt == NULL) {
3300 ret = -ENOMEM;
3301 goto done;
3302 }
3303 new_crypt->ops = ops;
3304 if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
3305 new_crypt->priv = new_crypt->ops->init(i);
3306 if (new_crypt->priv == NULL) {
3307 kfree(new_crypt);
3308 ret = -EINVAL;
3309 goto done;
3310 }
3311
3312 *crypt = new_crypt;
3313 }
3314
3315 /*
3316 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3317 * existing seq# should not be changed.
3318 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3319 * should be changed to something else than zero.
3320 */
3321 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3322 && (*crypt)->ops->set_key &&
3323 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3324 (*crypt)->priv) < 0) {
3325 printk(KERN_DEBUG "%s: key setting failed\n",
3326 local->dev->name);
3327 ret = -EINVAL;
3328 goto done;
3329 }
3330
3331 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3332 if (!sta_ptr)
3333 local->crypt_info.tx_keyidx = i;
3334 }
3335
3336
3337 if (sta_ptr == NULL && ext->key_len > 0) {
3338 int first = 1, j;
3339 for (j = 0; j < WEP_KEYS; j++) {
3340 if (j != i && local->crypt_info.crypt[j]) {
3341 first = 0;
3342 break;
3343 }
3344 }
3345 if (first)
3346 local->crypt_info.tx_keyidx = i;
3347 }
3348
3349 done:
3350 if (sta_ptr)
3351 hostap_handle_sta_release(sta_ptr);
3352
3353 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3354
3355 /*
3356 * Do not reset port0 if card is in Managed mode since resetting will
3357 * generate new IEEE 802.11 authentication which may end up in looping
3358 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3359 * after WEP configuration. However, keys are apparently changed at
3360 * least in Managed mode.
3361 */
3362 if (ret == 0 &&
3363 (hostap_set_encryption(local) ||
3364 (local->iw_mode != IW_MODE_INFRA &&
3365 local->func->reset_port(local->dev))))
3366 ret = -EINVAL;
3367
3368 return ret;
3369 }
3370
3371
3372 static int prism2_ioctl_giwencodeext(struct net_device *dev,
3373 struct iw_request_info *info,
3374 struct iw_point *erq, char *extra)
3375 {
3376 struct hostap_interface *iface = netdev_priv(dev);
3377 local_info_t *local = iface->local;
3378 struct lib80211_crypt_data **crypt;
3379 void *sta_ptr;
3380 int max_key_len, i;
3381 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3382 u8 *addr;
3383
3384 max_key_len = erq->length - sizeof(*ext);
3385 if (max_key_len < 0)
3386 return -EINVAL;
3387
3388 i = erq->flags & IW_ENCODE_INDEX;
3389 if (i < 1 || i > WEP_KEYS)
3390 i = local->crypt_info.tx_keyidx;
3391 else
3392 i--;
3393
3394 addr = ext->addr.sa_data;
3395 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3396 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3397 sta_ptr = NULL;
3398 crypt = &local->crypt_info.crypt[i];
3399 } else {
3400 i = 0;
3401 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3402 if (sta_ptr == NULL)
3403 return -EINVAL;
3404 }
3405 erq->flags = i + 1;
3406 memset(ext, 0, sizeof(*ext));
3407
3408 if (*crypt == NULL || (*crypt)->ops == NULL) {
3409 ext->alg = IW_ENCODE_ALG_NONE;
3410 ext->key_len = 0;
3411 erq->flags |= IW_ENCODE_DISABLED;
3412 } else {
3413 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3414 ext->alg = IW_ENCODE_ALG_WEP;
3415 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3416 ext->alg = IW_ENCODE_ALG_TKIP;
3417 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3418 ext->alg = IW_ENCODE_ALG_CCMP;
3419 else
3420 return -EINVAL;
3421
3422 if ((*crypt)->ops->get_key) {
3423 ext->key_len =
3424 (*crypt)->ops->get_key(ext->key,
3425 max_key_len,
3426 ext->tx_seq,
3427 (*crypt)->priv);
3428 if (ext->key_len &&
3429 (ext->alg == IW_ENCODE_ALG_TKIP ||
3430 ext->alg == IW_ENCODE_ALG_CCMP))
3431 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3432 }
3433 }
3434
3435 if (sta_ptr)
3436 hostap_handle_sta_release(sta_ptr);
3437
3438 return 0;
3439 }
3440
3441
3442 static int prism2_ioctl_set_encryption(local_info_t *local,
3443 struct prism2_hostapd_param *param,
3444 int param_len)
3445 {
3446 int ret = 0;
3447 struct lib80211_crypto_ops *ops;
3448 struct lib80211_crypt_data **crypt;
3449 void *sta_ptr;
3450
3451 param->u.crypt.err = 0;
3452 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3453
3454 if (param_len !=
3455 (int) ((char *) param->u.crypt.key - (char *) param) +
3456 param->u.crypt.key_len)
3457 return -EINVAL;
3458
3459 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3460 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3461 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3462 if (param->u.crypt.idx >= WEP_KEYS)
3463 return -EINVAL;
3464 sta_ptr = NULL;
3465 crypt = &local->crypt_info.crypt[param->u.crypt.idx];
3466 } else {
3467 if (param->u.crypt.idx)
3468 return -EINVAL;
3469 sta_ptr = ap_crypt_get_ptrs(
3470 local->ap, param->sta_addr,
3471 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3472 &crypt);
3473
3474 if (sta_ptr == NULL) {
3475 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3476 return -EINVAL;
3477 }
3478 }
3479
3480 if (strcmp(param->u.crypt.alg, "none") == 0) {
3481 if (crypt)
3482 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
3483 goto done;
3484 }
3485
3486 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
3487 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
3488 request_module("lib80211_crypt_wep");
3489 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
3490 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
3491 request_module("lib80211_crypt_tkip");
3492 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
3493 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
3494 request_module("lib80211_crypt_ccmp");
3495 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
3496 }
3497 if (ops == NULL) {
3498 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3499 local->dev->name, param->u.crypt.alg);
3500 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3501 ret = -EINVAL;
3502 goto done;
3503 }
3504
3505 /* station based encryption and other than WEP algorithms require
3506 * host-based encryption, so force them on automatically */
3507 local->host_decrypt = local->host_encrypt = 1;
3508
3509 if (*crypt == NULL || (*crypt)->ops != ops) {
3510 struct lib80211_crypt_data *new_crypt;
3511
3512 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
3513
3514 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
3515 GFP_KERNEL);
3516 if (new_crypt == NULL) {
3517 ret = -ENOMEM;
3518 goto done;
3519 }
3520 new_crypt->ops = ops;
3521 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3522 if (new_crypt->priv == NULL) {
3523 kfree(new_crypt);
3524 param->u.crypt.err =
3525 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3526 ret = -EINVAL;
3527 goto done;
3528 }
3529
3530 *crypt = new_crypt;
3531 }
3532
3533 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3534 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3535 (*crypt)->ops->set_key(param->u.crypt.key,
3536 param->u.crypt.key_len, param->u.crypt.seq,
3537 (*crypt)->priv) < 0) {
3538 printk(KERN_DEBUG "%s: key setting failed\n",
3539 local->dev->name);
3540 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3541 ret = -EINVAL;
3542 goto done;
3543 }
3544
3545 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3546 if (!sta_ptr)
3547 local->crypt_info.tx_keyidx = param->u.crypt.idx;
3548 else if (param->u.crypt.idx) {
3549 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3550 local->dev->name);
3551 param->u.crypt.err =
3552 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3553 ret = -EINVAL;
3554 goto done;
3555 }
3556 }
3557
3558 done:
3559 if (sta_ptr)
3560 hostap_handle_sta_release(sta_ptr);
3561
3562 /* Do not reset port0 if card is in Managed mode since resetting will
3563 * generate new IEEE 802.11 authentication which may end up in looping
3564 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3565 * after WEP configuration. However, keys are apparently changed at
3566 * least in Managed mode. */
3567 if (ret == 0 &&
3568 (hostap_set_encryption(local) ||
3569 (local->iw_mode != IW_MODE_INFRA &&
3570 local->func->reset_port(local->dev)))) {
3571 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3572 return -EINVAL;
3573 }
3574
3575 return ret;
3576 }
3577
3578
3579 static int prism2_ioctl_get_encryption(local_info_t *local,
3580 struct prism2_hostapd_param *param,
3581 int param_len)
3582 {
3583 struct lib80211_crypt_data **crypt;
3584 void *sta_ptr;
3585 int max_key_len;
3586
3587 param->u.crypt.err = 0;
3588
3589 max_key_len = param_len -
3590 (int) ((char *) param->u.crypt.key - (char *) param);
3591 if (max_key_len < 0)
3592 return -EINVAL;
3593
3594 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3595 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3596 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3597 sta_ptr = NULL;
3598 if (param->u.crypt.idx >= WEP_KEYS)
3599 param->u.crypt.idx = local->crypt_info.tx_keyidx;
3600 crypt = &local->crypt_info.crypt[param->u.crypt.idx];
3601 } else {
3602 param->u.crypt.idx = 0;
3603 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3604 &crypt);
3605
3606 if (sta_ptr == NULL) {
3607 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3608 return -EINVAL;
3609 }
3610 }
3611
3612 if (*crypt == NULL || (*crypt)->ops == NULL) {
3613 memcpy(param->u.crypt.alg, "none", 5);
3614 param->u.crypt.key_len = 0;
3615 param->u.crypt.idx = 0xff;
3616 } else {
3617 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3618 HOSTAP_CRYPT_ALG_NAME_LEN);
3619 param->u.crypt.key_len = 0;
3620
3621 memset(param->u.crypt.seq, 0, 8);
3622 if ((*crypt)->ops->get_key) {
3623 param->u.crypt.key_len =
3624 (*crypt)->ops->get_key(param->u.crypt.key,
3625 max_key_len,
3626 param->u.crypt.seq,
3627 (*crypt)->priv);
3628 }
3629 }
3630
3631 if (sta_ptr)
3632 hostap_handle_sta_release(sta_ptr);
3633
3634 return 0;
3635 }
3636
3637
3638 static int prism2_ioctl_get_rid(local_info_t *local,
3639 struct prism2_hostapd_param *param,
3640 int param_len)
3641 {
3642 int max_len, res;
3643
3644 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3645 if (max_len < 0)
3646 return -EINVAL;
3647
3648 res = local->func->get_rid(local->dev, param->u.rid.rid,
3649 param->u.rid.data, param->u.rid.len, 0);
3650 if (res >= 0) {
3651 param->u.rid.len = res;
3652 return 0;
3653 }
3654
3655 return res;
3656 }
3657
3658
3659 static int prism2_ioctl_set_rid(local_info_t *local,
3660 struct prism2_hostapd_param *param,
3661 int param_len)
3662 {
3663 int max_len;
3664
3665 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3666 if (max_len < 0 || max_len < param->u.rid.len)
3667 return -EINVAL;
3668
3669 return local->func->set_rid(local->dev, param->u.rid.rid,
3670 param->u.rid.data, param->u.rid.len);
3671 }
3672
3673
3674 static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3675 struct prism2_hostapd_param *param,
3676 int param_len)
3677 {
3678 printk(KERN_DEBUG "%ssta: associated as client with AP %pM\n",
3679 local->dev->name, param->sta_addr);
3680 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3681 return 0;
3682 }
3683
3684
3685 static int prism2_ioctl_siwgenie(struct net_device *dev,
3686 struct iw_request_info *info,
3687 struct iw_point *data, char *extra)
3688 {
3689 return prism2_set_genericelement(dev, extra, data->length);
3690 }
3691
3692
3693 static int prism2_ioctl_giwgenie(struct net_device *dev,
3694 struct iw_request_info *info,
3695 struct iw_point *data, char *extra)
3696 {
3697 struct hostap_interface *iface = netdev_priv(dev);
3698 local_info_t *local = iface->local;
3699 int len = local->generic_elem_len - 2;
3700
3701 if (len <= 0 || local->generic_elem == NULL) {
3702 data->length = 0;
3703 return 0;
3704 }
3705
3706 if (data->length < len)
3707 return -E2BIG;
3708
3709 data->length = len;
3710 memcpy(extra, local->generic_elem + 2, len);
3711
3712 return 0;
3713 }
3714
3715
3716 static int prism2_ioctl_set_generic_element(local_info_t *local,
3717 struct prism2_hostapd_param *param,
3718 int param_len)
3719 {
3720 int max_len, len;
3721
3722 len = param->u.generic_elem.len;
3723 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3724 if (max_len < 0 || max_len < len)
3725 return -EINVAL;
3726
3727 return prism2_set_genericelement(local->dev,
3728 param->u.generic_elem.data, len);
3729 }
3730
3731
3732 static int prism2_ioctl_siwmlme(struct net_device *dev,
3733 struct iw_request_info *info,
3734 struct iw_point *data, char *extra)
3735 {
3736 struct hostap_interface *iface = netdev_priv(dev);
3737 local_info_t *local = iface->local;
3738 struct iw_mlme *mlme = (struct iw_mlme *) extra;
3739 __le16 reason;
3740
3741 reason = cpu_to_le16(mlme->reason_code);
3742
3743 switch (mlme->cmd) {
3744 case IW_MLME_DEAUTH:
3745 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3746 IEEE80211_STYPE_DEAUTH,
3747 (u8 *) &reason, 2);
3748 case IW_MLME_DISASSOC:
3749 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
3750 IEEE80211_STYPE_DISASSOC,
3751 (u8 *) &reason, 2);
3752 default:
3753 return -EOPNOTSUPP;
3754 }
3755 }
3756
3757
3758 static int prism2_ioctl_mlme(local_info_t *local,
3759 struct prism2_hostapd_param *param)
3760 {
3761 __le16 reason;
3762
3763 reason = cpu_to_le16(param->u.mlme.reason_code);
3764 switch (param->u.mlme.cmd) {
3765 case MLME_STA_DEAUTH:
3766 return prism2_sta_send_mgmt(local, param->sta_addr,
3767 IEEE80211_STYPE_DEAUTH,
3768 (u8 *) &reason, 2);
3769 case MLME_STA_DISASSOC:
3770 return prism2_sta_send_mgmt(local, param->sta_addr,
3771 IEEE80211_STYPE_DISASSOC,
3772 (u8 *) &reason, 2);
3773 default:
3774 return -EOPNOTSUPP;
3775 }
3776 }
3777
3778
3779 static int prism2_ioctl_scan_req(local_info_t *local,
3780 struct prism2_hostapd_param *param)
3781 {
3782 #ifndef PRISM2_NO_STATION_MODES
3783 if ((local->iw_mode != IW_MODE_INFRA &&
3784 local->iw_mode != IW_MODE_ADHOC) ||
3785 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3786 return -EOPNOTSUPP;
3787
3788 if (!local->dev_enabled)
3789 return -ENETDOWN;
3790
3791 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3792 param->u.scan_req.ssid_len);
3793 #else /* PRISM2_NO_STATION_MODES */
3794 return -EOPNOTSUPP;
3795 #endif /* PRISM2_NO_STATION_MODES */
3796 }
3797
3798
3799 static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3800 {
3801 struct prism2_hostapd_param *param;
3802 int ret = 0;
3803 int ap_ioctl = 0;
3804
3805 if (p->length < sizeof(struct prism2_hostapd_param) ||
3806 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3807 return -EINVAL;
3808
3809 param = kmalloc(p->length, GFP_KERNEL);
3810 if (param == NULL)
3811 return -ENOMEM;
3812
3813 if (copy_from_user(param, p->pointer, p->length)) {
3814 ret = -EFAULT;
3815 goto out;
3816 }
3817
3818 switch (param->cmd) {
3819 case PRISM2_SET_ENCRYPTION:
3820 ret = prism2_ioctl_set_encryption(local, param, p->length);
3821 break;
3822 case PRISM2_GET_ENCRYPTION:
3823 ret = prism2_ioctl_get_encryption(local, param, p->length);
3824 break;
3825 case PRISM2_HOSTAPD_GET_RID:
3826 ret = prism2_ioctl_get_rid(local, param, p->length);
3827 break;
3828 case PRISM2_HOSTAPD_SET_RID:
3829 ret = prism2_ioctl_set_rid(local, param, p->length);
3830 break;
3831 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3832 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3833 break;
3834 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3835 ret = prism2_ioctl_set_generic_element(local, param,
3836 p->length);
3837 break;
3838 case PRISM2_HOSTAPD_MLME:
3839 ret = prism2_ioctl_mlme(local, param);
3840 break;
3841 case PRISM2_HOSTAPD_SCAN_REQ:
3842 ret = prism2_ioctl_scan_req(local, param);
3843 break;
3844 default:
3845 ret = prism2_hostapd(local->ap, param);
3846 ap_ioctl = 1;
3847 break;
3848 }
3849
3850 if (ret == 1 || !ap_ioctl) {
3851 if (copy_to_user(p->pointer, param, p->length)) {
3852 ret = -EFAULT;
3853 goto out;
3854 } else if (ap_ioctl)
3855 ret = 0;
3856 }
3857
3858 out:
3859 kfree(param);
3860 return ret;
3861 }
3862
3863
3864 static void prism2_get_drvinfo(struct net_device *dev,
3865 struct ethtool_drvinfo *info)
3866 {
3867 struct hostap_interface *iface;
3868 local_info_t *local;
3869
3870 iface = netdev_priv(dev);
3871 local = iface->local;
3872
3873 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
3874 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3875 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3876 (local->sta_fw_ver >> 8) & 0xff,
3877 local->sta_fw_ver & 0xff);
3878 }
3879
3880 const struct ethtool_ops prism2_ethtool_ops = {
3881 .get_drvinfo = prism2_get_drvinfo
3882 };
3883
3884
3885 /* Structures to export the Wireless Handlers */
3886
3887 static const iw_handler prism2_handler[] =
3888 {
3889 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3890 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3891 (iw_handler) NULL, /* SIOCSIWNWID */
3892 (iw_handler) NULL, /* SIOCGIWNWID */
3893 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3894 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3895 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3896 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3897 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3898 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3899 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3900 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3901 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3902 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3903 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3904 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3905 iw_handler_set_spy, /* SIOCSIWSPY */
3906 iw_handler_get_spy, /* SIOCGIWSPY */
3907 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3908 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3909 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3910 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3911 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3912 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3913 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3914 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3915 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3916 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3917 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3918 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3919 (iw_handler) NULL, /* -- hole -- */
3920 (iw_handler) NULL, /* -- hole -- */
3921 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3922 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3923 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3924 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3925 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3926 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3927 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3928 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3929 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3930 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3931 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3932 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3933 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3934 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3935 (iw_handler) NULL, /* -- hole -- */
3936 (iw_handler) NULL, /* -- hole -- */
3937 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3938 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3939 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3940 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3941 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3942 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3943 (iw_handler) NULL, /* SIOCSIWPMKSA */
3944 (iw_handler) NULL, /* -- hole -- */
3945 };
3946
3947 static const iw_handler prism2_private_handler[] =
3948 { /* SIOCIWFIRSTPRIV + */
3949 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
3950 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
3951 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
3952 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
3953 };
3954
3955 const struct iw_handler_def hostap_iw_handler_def =
3956 {
3957 .num_standard = ARRAY_SIZE(prism2_handler),
3958 .num_private = ARRAY_SIZE(prism2_private_handler),
3959 .num_private_args = ARRAY_SIZE(prism2_priv),
3960 .standard = (iw_handler *) prism2_handler,
3961 .private = (iw_handler *) prism2_private_handler,
3962 .private_args = (struct iw_priv_args *) prism2_priv,
3963 .get_wireless_stats = hostap_get_wireless_stats,
3964 };
3965
3966
3967 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
3968 {
3969 struct iwreq *wrq = (struct iwreq *) ifr;
3970 struct hostap_interface *iface;
3971 local_info_t *local;
3972 int ret = 0;
3973
3974 iface = netdev_priv(dev);
3975 local = iface->local;
3976
3977 switch (cmd) {
3978 /* Private ioctls (iwpriv) that have not yet been converted
3979 * into new wireless extensions API */
3980
3981 case PRISM2_IOCTL_INQUIRE:
3982 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3983 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
3984 break;
3985
3986 case PRISM2_IOCTL_MONITOR:
3987 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3988 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
3989 break;
3990
3991 case PRISM2_IOCTL_RESET:
3992 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3993 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
3994 break;
3995
3996 case PRISM2_IOCTL_WDS_ADD:
3997 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3998 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
3999 break;
4000
4001 case PRISM2_IOCTL_WDS_DEL:
4002 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4003 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4004 break;
4005
4006 case PRISM2_IOCTL_SET_RID_WORD:
4007 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4008 else ret = prism2_ioctl_priv_set_rid_word(dev,
4009 (int *) wrq->u.name);
4010 break;
4011
4012 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4013 case PRISM2_IOCTL_MACCMD:
4014 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4015 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4016 break;
4017
4018 case PRISM2_IOCTL_ADDMAC:
4019 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4020 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4021 wrq->u.ap_addr.sa_data);
4022 break;
4023 case PRISM2_IOCTL_DELMAC:
4024 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4025 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4026 wrq->u.ap_addr.sa_data);
4027 break;
4028 case PRISM2_IOCTL_KICKMAC:
4029 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4030 else ret = ap_control_kick_mac(local->ap, local->dev,
4031 wrq->u.ap_addr.sa_data);
4032 break;
4033 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4034
4035
4036 /* Private ioctls that are not used with iwpriv;
4037 * in SIOCDEVPRIVATE range */
4038
4039 #ifdef PRISM2_DOWNLOAD_SUPPORT
4040 case PRISM2_IOCTL_DOWNLOAD:
4041 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4042 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4043 break;
4044 #endif /* PRISM2_DOWNLOAD_SUPPORT */
4045
4046 case PRISM2_IOCTL_HOSTAPD:
4047 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4048 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4049 break;
4050
4051 default:
4052 ret = -EOPNOTSUPP;
4053 break;
4054 }
4055
4056 return ret;
4057 }
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