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wavelan: Test arraysize before an element of the array.
[deliverable/linux.git] / drivers / net / wireless / hostap / hostap_ioctl.c
CommitLineData
ff1d2767
JM		 1/* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
2
5fad5a2e 3#include <linux/types.h>
ff1d2767 4#include <linux/ethtool.h>
274bfb8d 5#include <net/lib80211.h>
ff1d2767 6
5fad5a2e
AB		 7#include "hostap_wlan.h"
8#include "hostap.h"
9#include "hostap_ap.h"
ff1d2767
JM		 10
11static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev)
12{
13 struct hostap_interface *iface;
14 local_info_t *local;
15 struct iw_statistics *wstats;
16
17 iface = netdev_priv(dev);
18 local = iface->local;
19
20 /* Why are we doing that ? Jean II */
21 if (iface->type != HOSTAP_INTERFACE_MAIN)
22 return NULL;
23
24 wstats = &local->wstats;
25
26 wstats->status = 0;
27 wstats->discard.code =
28 local->comm_tallies.rx_discards_wep_undecryptable;
29 wstats->discard.misc =
30 local->comm_tallies.rx_fcs_errors +
31 local->comm_tallies.rx_discards_no_buffer +
32 local->comm_tallies.tx_discards_wrong_sa;
33
34 wstats->discard.retries =
35 local->comm_tallies.tx_retry_limit_exceeded;
36 wstats->discard.fragment =
37 local->comm_tallies.rx_message_in_bad_msg_fragments;
38
39 if (local->iw_mode != IW_MODE_MASTER &&
40 local->iw_mode != IW_MODE_REPEAT) {
41 int update = 1;
42#ifdef in_atomic
43 /* RID reading might sleep and it must not be called in
44 * interrupt context or while atomic. However, this
45 * function seems to be called while atomic (at least in Linux
46 * 2.5.59). Update signal quality values only if in suitable
47 * context. Otherwise, previous values read from tick timer
48 * will be used. */
49 if (in_atomic())
50 update = 0;
51#endif /* in_atomic */
52
53 if (update && prism2_update_comms_qual(dev) == 0)
c28df16e
JT		 54 wstats->qual.updated = IW_QUAL_ALL_UPDATED |
55 IW_QUAL_DBM;
ff1d2767
JM		 56
57 wstats->qual.qual = local->comms_qual;
58 wstats->qual.level = local->avg_signal;
59 wstats->qual.noise = local->avg_noise;
60 } else {
61 wstats->qual.qual = 0;
62 wstats->qual.level = 0;
63 wstats->qual.noise = 0;
c28df16e 64 wstats->qual.updated = IW_QUAL_ALL_INVALID;
ff1d2767
JM		 65 }
66
67 return wstats;
68}
69
70
71static int prism2_get_datarates(struct net_device *dev, u8 *rates)
72{
73 struct hostap_interface *iface;
74 local_info_t *local;
75 u8 buf[12];
76 int len;
77 u16 val;
78
79 iface = netdev_priv(dev);
80 local = iface->local;
81
82 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf,
83 sizeof(buf), 0);
84 if (len < 2)
85 return 0;
86
8a9faf3c 87 val = le16_to_cpu(*(__le16 *) buf); /* string length */
ff1d2767
JM		 88
89 if (len - 2 < val || val > 10)
90 return 0;
91
92 memcpy(rates, buf + 2, val);
93 return val;
94}
95
96
97static int prism2_get_name(struct net_device *dev,
98 struct iw_request_info *info,
99 char *name, char *extra)
100{
101 u8 rates[10];
102 int len, i, over2 = 0;
103
104 len = prism2_get_datarates(dev, rates);
105
106 for (i = 0; i < len; i++) {
107 if (rates[i] == 0x0b || rates[i] == 0x16) {
108 over2 = 1;
109 break;
110 }
111 }
112
113 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS");
114
115 return 0;
116}
117
118
ff1d2767
JM		 119static int prism2_ioctl_siwencode(struct net_device *dev,
120 struct iw_request_info *info,
121 struct iw_point *erq, char *keybuf)
122{
123 struct hostap_interface *iface;
124 local_info_t *local;
125 int i;
274bfb8d 126 struct lib80211_crypt_data **crypt;
ff1d2767
JM		 127
128 iface = netdev_priv(dev);
129 local = iface->local;
130
131 i = erq->flags & IW_ENCODE_INDEX;
132 if (i < 1 || i > 4)
274bfb8d 133 i = local->crypt_info.tx_keyidx;
ff1d2767
JM		 134 else
135 i--;
136 if (i < 0 || i >= WEP_KEYS)
137 return -EINVAL;
138
274bfb8d 139 crypt = &local->crypt_info.crypt[i];
ff1d2767
JM		 140
141 if (erq->flags & IW_ENCODE_DISABLED) {
142 if (*crypt)
2ba4b32e 143 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767
JM		 144 goto done;
145 }
146
147 if (*crypt != NULL && (*crypt)->ops != NULL &&
148 strcmp((*crypt)->ops->name, "WEP") != 0) {
149 /* changing to use WEP; deinit previously used algorithm */
2ba4b32e 150 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767
JM		 151 }
152
153 if (*crypt == NULL) {
274bfb8d 154 struct lib80211_crypt_data *new_crypt;
ff1d2767
JM		 155
156 /* take WEP into use */
274bfb8d 157 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
62fe7e37 158 GFP_KERNEL);
ff1d2767
JM		 159 if (new_crypt == NULL)
160 return -ENOMEM;
274bfb8d 161 new_crypt->ops = lib80211_get_crypto_ops("WEP");
ff1d2767 162 if (!new_crypt->ops) {
274bfb8d
JL		 163 request_module("lib80211_crypt_wep");
164 new_crypt->ops = lib80211_get_crypto_ops("WEP");
ff1d2767 165 }
2ba4b32e 166 if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
ff1d2767
JM		 167 new_crypt->priv = new_crypt->ops->init(i);
168 if (!new_crypt->ops || !new_crypt->priv) {
169 kfree(new_crypt);
170 new_crypt = NULL;
171
172 printk(KERN_WARNING "%s: could not initialize WEP: "
173 "load module hostap_crypt_wep.o\n",
174 dev->name);
175 return -EOPNOTSUPP;
176 }
177 *crypt = new_crypt;
178 }
179
180 if (erq->length > 0) {
181 int len = erq->length <= 5 ? 5 : 13;
182 int first = 1, j;
183 if (len > erq->length)
184 memset(keybuf + erq->length, 0, len - erq->length);
185 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
186 for (j = 0; j < WEP_KEYS; j++) {
274bfb8d 187 if (j != i && local->crypt_info.crypt[j]) {
ff1d2767
JM		 188 first = 0;
189 break;
190 }
191 }
192 if (first)
274bfb8d 193 local->crypt_info.tx_keyidx = i;
ff1d2767
JM		 194 } else {
195 /* No key data - just set the default TX key index */
274bfb8d 196 local->crypt_info.tx_keyidx = i;
ff1d2767
JM		 197 }
198
199 done:
200 local->open_wep = erq->flags & IW_ENCODE_OPEN;
201
202 if (hostap_set_encryption(local)) {
203 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name);
204 return -EINVAL;
205 }
206
207 /* Do not reset port0 if card is in Managed mode since resetting will
208 * generate new IEEE 802.11 authentication which may end up in looping
209 * with IEEE 802.1X. Prism2 documentation seem to require port reset
210 * after WEP configuration. However, keys are apparently changed at
211 * least in Managed mode. */
212 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) {
213 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
214 return -EINVAL;
215 }
216
217 return 0;
218}
219
220
221static int prism2_ioctl_giwencode(struct net_device *dev,
222 struct iw_request_info *info,
223 struct iw_point *erq, char *key)
224{
225 struct hostap_interface *iface;
226 local_info_t *local;
227 int i, len;
228 u16 val;
274bfb8d 229 struct lib80211_crypt_data *crypt;
ff1d2767
JM		 230
231 iface = netdev_priv(dev);
232 local = iface->local;
233
234 i = erq->flags & IW_ENCODE_INDEX;
235 if (i < 1 || i > 4)
274bfb8d 236 i = local->crypt_info.tx_keyidx;
ff1d2767
JM		 237 else
238 i--;
239 if (i < 0 || i >= WEP_KEYS)
240 return -EINVAL;
241
274bfb8d 242 crypt = local->crypt_info.crypt[i];
ff1d2767
JM		 243 erq->flags = i + 1;
244
245 if (crypt == NULL || crypt->ops == NULL) {
246 erq->length = 0;
247 erq->flags |= IW_ENCODE_DISABLED;
248 return 0;
249 }
250
251 if (strcmp(crypt->ops->name, "WEP") != 0) {
252 /* only WEP is supported with wireless extensions, so just
253 * report that encryption is used */
254 erq->length = 0;
255 erq->flags |= IW_ENCODE_ENABLED;
256 return 0;
257 }
258
259 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show
260 * the keys from driver buffer */
261 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv);
262 erq->length = (len >= 0 ? len : 0);
263
264 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0)
265 {
266 printk("CNFWEPFLAGS reading failed\n");
267 return -EOPNOTSUPP;
268 }
269 le16_to_cpus(&val);
270 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED)
271 erq->flags |= IW_ENCODE_ENABLED;
272 else
273 erq->flags |= IW_ENCODE_DISABLED;
274 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED)
275 erq->flags |= IW_ENCODE_RESTRICTED;
276 else
277 erq->flags |= IW_ENCODE_OPEN;
278
279 return 0;
280}
281
282
283static int hostap_set_rate(struct net_device *dev)
284{
285 struct hostap_interface *iface;
286 local_info_t *local;
287 int ret, basic_rates;
288
289 iface = netdev_priv(dev);
290 local = iface->local;
291
292 basic_rates = local->basic_rates & local->tx_rate_control;
293 if (!basic_rates || basic_rates != local->basic_rates) {
294 printk(KERN_INFO "%s: updating basic rate set automatically "
295 "to match with the new supported rate set\n",
296 dev->name);
297 if (!basic_rates)
298 basic_rates = local->tx_rate_control;
299
300 local->basic_rates = basic_rates;
301 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
302 basic_rates))
303 printk(KERN_WARNING "%s: failed to set "
304 "cnfBasicRates\n", dev->name);
305 }
306
307 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
308 local->tx_rate_control) ||
309 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
310 local->tx_rate_control) ||
311 local->func->reset_port(dev));
74fae82c 312
ff1d2767
JM		 313 if (ret) {
314 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
315 "setting to 0x%x failed\n",
316 dev->name, local->tx_rate_control);
317 }
318
319 /* Update TX rate configuration for all STAs based on new operational
320 * rate set. */
321 hostap_update_rates(local);
322
323 return ret;
324}
325
326
327static int prism2_ioctl_siwrate(struct net_device *dev,
328 struct iw_request_info *info,
329 struct iw_param *rrq, char *extra)
330{
331 struct hostap_interface *iface;
332 local_info_t *local;
333
334 iface = netdev_priv(dev);
335 local = iface->local;
336
337 if (rrq->fixed) {
338 switch (rrq->value) {
339 case 11000000:
340 local->tx_rate_control = HFA384X_RATES_11MBPS;
341 break;
342 case 5500000:
343 local->tx_rate_control = HFA384X_RATES_5MBPS;
344 break;
345 case 2000000:
346 local->tx_rate_control = HFA384X_RATES_2MBPS;
347 break;
348 case 1000000:
349 local->tx_rate_control = HFA384X_RATES_1MBPS;
350 break;
351 default:
352 local->tx_rate_control = HFA384X_RATES_1MBPS |
353 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
354 HFA384X_RATES_11MBPS;
355 break;
356 }
357 } else {
358 switch (rrq->value) {
359 case 11000000:
360 local->tx_rate_control = HFA384X_RATES_1MBPS |
361 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
362 HFA384X_RATES_11MBPS;
363 break;
364 case 5500000:
365 local->tx_rate_control = HFA384X_RATES_1MBPS |
366 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS;
367 break;
368 case 2000000:
369 local->tx_rate_control = HFA384X_RATES_1MBPS |
370 HFA384X_RATES_2MBPS;
371 break;
372 case 1000000:
373 local->tx_rate_control = HFA384X_RATES_1MBPS;
374 break;
375 default:
376 local->tx_rate_control = HFA384X_RATES_1MBPS |
377 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS |
378 HFA384X_RATES_11MBPS;
379 break;
380 }
381 }
382
383 return hostap_set_rate(dev);
384}
385
386
387static int prism2_ioctl_giwrate(struct net_device *dev,
388 struct iw_request_info *info,
389 struct iw_param *rrq, char *extra)
390{
391 u16 val;
392 struct hostap_interface *iface;
393 local_info_t *local;
394 int ret = 0;
395
396 iface = netdev_priv(dev);
397 local = iface->local;
398
399 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) <
400 0)
401 return -EINVAL;
402
403 if ((val & 0x1) && (val > 1))
404 rrq->fixed = 0;
405 else
406 rrq->fixed = 1;
407
408 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL &&
409 !local->fw_tx_rate_control) {
410 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in
411 * Host AP mode, so use the recorded TX rate of the last sent
412 * frame */
413 rrq->value = local->ap->last_tx_rate > 0 ?
414 local->ap->last_tx_rate * 100000 : 11000000;
415 return 0;
416 }
417
418 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) <
419 0)
420 return -EINVAL;
421
422 switch (val) {
423 case HFA384X_RATES_1MBPS:
424 rrq->value = 1000000;
425 break;
426 case HFA384X_RATES_2MBPS:
427 rrq->value = 2000000;
428 break;
429 case HFA384X_RATES_5MBPS:
430 rrq->value = 5500000;
431 break;
432 case HFA384X_RATES_11MBPS:
433 rrq->value = 11000000;
434 break;
435 default:
436 /* should not happen */
437 rrq->value = 11000000;
438 ret = -EINVAL;
439 break;
440 }
441
442 return ret;
443}
444
445
446static int prism2_ioctl_siwsens(struct net_device *dev,
447 struct iw_request_info *info,
448 struct iw_param *sens, char *extra)
449{
450 struct hostap_interface *iface;
451 local_info_t *local;
452
453 iface = netdev_priv(dev);
454 local = iface->local;
455
456 /* Set the desired AP density */
457 if (sens->value < 1 || sens->value > 3)
458 return -EINVAL;
459
460 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
461 local->func->reset_port(dev))
462 return -EINVAL;
463
464 return 0;
465}
466
467static int prism2_ioctl_giwsens(struct net_device *dev,
468 struct iw_request_info *info,
469 struct iw_param *sens, char *extra)
470{
471 struct hostap_interface *iface;
472 local_info_t *local;
8a9faf3c 473 __le16 val;
ff1d2767
JM		 474
475 iface = netdev_priv(dev);
476 local = iface->local;
477
478 /* Get the current AP density */
479 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) <
480 0)
481 return -EINVAL;
482
8a9faf3c 483 sens->value = le16_to_cpu(val);
ff1d2767
JM		 484 sens->fixed = 1;
485
486 return 0;
487}
488
489
490/* Deprecated in new wireless extension API */
491static int prism2_ioctl_giwaplist(struct net_device *dev,
492 struct iw_request_info *info,
493 struct iw_point *data, char *extra)
494{
495 struct hostap_interface *iface;
496 local_info_t *local;
497 struct sockaddr *addr;
498 struct iw_quality *qual;
499
500 iface = netdev_priv(dev);
501 local = iface->local;
502
503 if (local->iw_mode != IW_MODE_MASTER) {
504 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported "
505 "in Host AP mode\n");
506 data->length = 0;
507 return -EOPNOTSUPP;
508 }
509
510 addr = kmalloc(sizeof(struct sockaddr) * IW_MAX_AP, GFP_KERNEL);
511 qual = kmalloc(sizeof(struct iw_quality) * IW_MAX_AP, GFP_KERNEL);
512 if (addr == NULL || qual == NULL) {
513 kfree(addr);
514 kfree(qual);
515 data->length = 0;
516 return -ENOMEM;
517 }
518
519 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
520
521 memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
522 data->flags = 1; /* has quality information */
523 memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
524 sizeof(struct iw_quality) * data->length);
525
526 kfree(addr);
527 kfree(qual);
ff1d2767
JM		 528 return 0;
529}
530
531
532static int prism2_ioctl_siwrts(struct net_device *dev,
533 struct iw_request_info *info,
534 struct iw_param *rts, char *extra)
535{
536 struct hostap_interface *iface;
537 local_info_t *local;
8a9faf3c 538 __le16 val;
ff1d2767
JM		 539
540 iface = netdev_priv(dev);
541 local = iface->local;
542
543 if (rts->disabled)
8a9faf3c 544 val = cpu_to_le16(2347);
ff1d2767
JM		 545 else if (rts->value < 0 || rts->value > 2347)
546 return -EINVAL;
547 else
8a9faf3c 548 val = cpu_to_le16(rts->value);
ff1d2767
JM		 549
550 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) ||
551 local->func->reset_port(dev))
552 return -EINVAL;
553
554 local->rts_threshold = rts->value;
555
556 return 0;
557}
558
559static int prism2_ioctl_giwrts(struct net_device *dev,
560 struct iw_request_info *info,
561 struct iw_param *rts, char *extra)
562{
563 struct hostap_interface *iface;
564 local_info_t *local;
8a9faf3c 565 __le16 val;
ff1d2767
JM		 566
567 iface = netdev_priv(dev);
568 local = iface->local;
569
570 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) <
571 0)
572 return -EINVAL;
573
8a9faf3c 574 rts->value = le16_to_cpu(val);
ff1d2767
JM		 575 rts->disabled = (rts->value == 2347);
576 rts->fixed = 1;
577
578 return 0;
579}
580
581
582static int prism2_ioctl_siwfrag(struct net_device *dev,
583 struct iw_request_info *info,
584 struct iw_param *rts, char *extra)
585{
586 struct hostap_interface *iface;
587 local_info_t *local;
8a9faf3c 588 __le16 val;
ff1d2767
JM		 589
590 iface = netdev_priv(dev);
591 local = iface->local;
592
593 if (rts->disabled)
8a9faf3c 594 val = cpu_to_le16(2346);
ff1d2767
JM		 595 else if (rts->value < 256 || rts->value > 2346)
596 return -EINVAL;
597 else
8a9faf3c 598 val = cpu_to_le16(rts->value & ~0x1); /* even numbers only */
ff1d2767
JM		 599
600 local->fragm_threshold = rts->value & ~0x1;
601 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val,
602 2)
603 || local->func->reset_port(dev))
604 return -EINVAL;
605
606 return 0;
607}
608
609static int prism2_ioctl_giwfrag(struct net_device *dev,
610 struct iw_request_info *info,
611 struct iw_param *rts, char *extra)
612{
613 struct hostap_interface *iface;
614 local_info_t *local;
8a9faf3c 615 __le16 val;
ff1d2767
JM		 616
617 iface = netdev_priv(dev);
618 local = iface->local;
619
620 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD,
621 &val, 2, 1) < 0)
622 return -EINVAL;
623
8a9faf3c 624 rts->value = le16_to_cpu(val);
ff1d2767
JM		 625 rts->disabled = (rts->value == 2346);
626 rts->fixed = 1;
627
628 return 0;
629}
630
631
632#ifndef PRISM2_NO_STATION_MODES
633static int hostap_join_ap(struct net_device *dev)
634{
635 struct hostap_interface *iface;
636 local_info_t *local;
637 struct hfa384x_join_request req;
638 unsigned long flags;
639 int i;
2e4fd068 640 struct hfa384x_hostscan_result *entry;
ff1d2767
JM		 641
642 iface = netdev_priv(dev);
643 local = iface->local;
644
645 memcpy(req.bssid, local->preferred_ap, ETH_ALEN);
646 req.channel = 0;
647
648 spin_lock_irqsave(&local->lock, flags);
649 for (i = 0; i < local->last_scan_results_count; i++) {
650 if (!local->last_scan_results)
651 break;
652 entry = &local->last_scan_results[i];
653 if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
654 req.channel = entry->chid;
655 break;
656 }
657 }
658 spin_unlock_irqrestore(&local->lock, flags);
659
660 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
661 sizeof(req))) {
e174961c
JB		 662 printk(KERN_DEBUG "%s: JoinRequest %pM failed\n",
663 dev->name, local->preferred_ap);
ff1d2767
JM		 664 return -1;
665 }
666
e174961c
JB		 667 printk(KERN_DEBUG "%s: Trying to join BSSID %pM\n",
668 dev->name, local->preferred_ap);
ff1d2767
JM		 669
670 return 0;
671}
672#endif /* PRISM2_NO_STATION_MODES */
673
674
675static int prism2_ioctl_siwap(struct net_device *dev,
676 struct iw_request_info *info,
677 struct sockaddr *ap_addr, char *extra)
678{
679#ifdef PRISM2_NO_STATION_MODES
680 return -EOPNOTSUPP;
681#else /* PRISM2_NO_STATION_MODES */
682 struct hostap_interface *iface;
683 local_info_t *local;
684
685 iface = netdev_priv(dev);
686 local = iface->local;
687
688 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN);
689
690 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) {
691 struct hfa384x_scan_request scan_req;
692 memset(&scan_req, 0, sizeof(scan_req));
8a9faf3c
AV		 693 scan_req.channel_list = cpu_to_le16(0x3fff);
694 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
ff1d2767
JM		 695 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST,
696 &scan_req, sizeof(scan_req))) {
697 printk(KERN_DEBUG "%s: ScanResults request failed - "
698 "preferred AP delayed to next unsolicited "
699 "scan\n", dev->name);
700 }
701 } else if (local->host_roaming == 2 &&
702 local->iw_mode == IW_MODE_INFRA) {
703 if (hostap_join_ap(dev))
704 return -EINVAL;
705 } else {
706 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only "
707 "in Managed mode when host_roaming is enabled\n",
708 dev->name);
709 }
710
711 return 0;
712#endif /* PRISM2_NO_STATION_MODES */
713}
714
715static int prism2_ioctl_giwap(struct net_device *dev,
716 struct iw_request_info *info,
717 struct sockaddr *ap_addr, char *extra)
718{
719 struct hostap_interface *iface;
720 local_info_t *local;
721
722 iface = netdev_priv(dev);
723 local = iface->local;
724
725 ap_addr->sa_family = ARPHRD_ETHER;
726 switch (iface->type) {
727 case HOSTAP_INTERFACE_AP:
728 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN);
729 break;
730 case HOSTAP_INTERFACE_STA:
731 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN);
732 break;
733 case HOSTAP_INTERFACE_WDS:
734 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN);
735 break;
736 default:
737 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID,
738 &ap_addr->sa_data, ETH_ALEN, 1) < 0)
739 return -EOPNOTSUPP;
740
741 /* local->bssid is also updated in LinkStatus handler when in
742 * station mode */
743 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN);
744 break;
745 }
746
747 return 0;
748}
749
750
751static int prism2_ioctl_siwnickn(struct net_device *dev,
752 struct iw_request_info *info,
753 struct iw_point *data, char *nickname)
754{
755 struct hostap_interface *iface;
756 local_info_t *local;
757
758 iface = netdev_priv(dev);
759 local = iface->local;
760
761 memset(local->name, 0, sizeof(local->name));
762 memcpy(local->name, nickname, data->length);
763 local->name_set = 1;
764
765 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) ||
766 local->func->reset_port(dev))
767 return -EINVAL;
768
769 return 0;
770}
771
772static int prism2_ioctl_giwnickn(struct net_device *dev,
773 struct iw_request_info *info,
774 struct iw_point *data, char *nickname)
775{
776 struct hostap_interface *iface;
777 local_info_t *local;
778 int len;
779 char name[MAX_NAME_LEN + 3];
780 u16 val;
781
782 iface = netdev_priv(dev);
783 local = iface->local;
784
785 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME,
786 &name, MAX_NAME_LEN + 2, 0);
8a9faf3c 787 val = le16_to_cpu(*(__le16 *) name);
ff1d2767
JM		 788 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN)
789 return -EOPNOTSUPP;
790
791 name[val + 2] = '\0';
792 data->length = val + 1;
793 memcpy(nickname, name + 2, val + 1);
794
795 return 0;
796}
797
798
799static int prism2_ioctl_siwfreq(struct net_device *dev,
800 struct iw_request_info *info,
801 struct iw_freq *freq, char *extra)
802{
803 struct hostap_interface *iface;
804 local_info_t *local;
805
806 iface = netdev_priv(dev);
807 local = iface->local;
808
809 /* freq => chan. */
810 if (freq->e == 1 &&
811 freq->m / 100000 >= freq_list[0] &&
812 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
813 int ch;
814 int fr = freq->m / 100000;
815 for (ch = 0; ch < FREQ_COUNT; ch++) {
816 if (fr == freq_list[ch]) {
817 freq->e = 0;
818 freq->m = ch + 1;
819 break;
820 }
821 }
822 }
823
824 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
825 !(local->channel_mask & (1 << (freq->m - 1))))
826 return -EINVAL;
827
828 local->channel = freq->m; /* channel is used in prism2_setup_rids() */
829 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
830 local->func->reset_port(dev))
831 return -EINVAL;
832
833 return 0;
834}
835
836static int prism2_ioctl_giwfreq(struct net_device *dev,
837 struct iw_request_info *info,
838 struct iw_freq *freq, char *extra)
839{
840 struct hostap_interface *iface;
841 local_info_t *local;
842 u16 val;
843
844 iface = netdev_priv(dev);
845 local = iface->local;
846
847 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) <
848 0)
849 return -EINVAL;
850
851 le16_to_cpus(&val);
852 if (val < 1 || val > FREQ_COUNT)
853 return -EINVAL;
854
855 freq->m = freq_list[val - 1] * 100000;
856 freq->e = 1;
857
858 return 0;
859}
860
861
862static void hostap_monitor_set_type(local_info_t *local)
863{
864 struct net_device *dev = local->ddev;
865
866 if (dev == NULL)
867 return;
868
869 if (local->monitor_type == PRISM2_MONITOR_PRISM ||
870 local->monitor_type == PRISM2_MONITOR_CAPHDR) {
871 dev->type = ARPHRD_IEEE80211_PRISM;
573b933f
PR		 872 } else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) {
873 dev->type = ARPHRD_IEEE80211_RADIOTAP;
ff1d2767
JM		 874 } else {
875 dev->type = ARPHRD_IEEE80211;
ff1d2767
JM		 876 }
877}
878
879
880static int prism2_ioctl_siwessid(struct net_device *dev,
881 struct iw_request_info *info,
882 struct iw_point *data, char *ssid)
883{
884 struct hostap_interface *iface;
885 local_info_t *local;
886
887 iface = netdev_priv(dev);
888 local = iface->local;
889
890 if (iface->type == HOSTAP_INTERFACE_WDS)
891 return -EOPNOTSUPP;
892
893 if (data->flags == 0)
894 ssid[0] = '\0'; /* ANY */
895
896 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') {
897 /* Setting SSID to empty string seems to kill the card in
898 * Host AP mode */
899 printk(KERN_DEBUG "%s: Host AP mode does not support "
900 "'Any' essid\n", dev->name);
901 return -EINVAL;
902 }
903
904 memcpy(local->essid, ssid, data->length);
905 local->essid[data->length] = '\0';
906
907 if ((!local->fw_ap &&
908 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid))
909 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) ||
910 local->func->reset_port(dev))
911 return -EINVAL;
912
913 return 0;
914}
915
916static int prism2_ioctl_giwessid(struct net_device *dev,
917 struct iw_request_info *info,
918 struct iw_point *data, char *essid)
919{
920 struct hostap_interface *iface;
921 local_info_t *local;
922 u16 val;
923
924 iface = netdev_priv(dev);
925 local = iface->local;
926
927 if (iface->type == HOSTAP_INTERFACE_WDS)
928 return -EOPNOTSUPP;
929
930 data->flags = 1; /* active */
931 if (local->iw_mode == IW_MODE_MASTER) {
932 data->length = strlen(local->essid);
933 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE);
934 } else {
935 int len;
936 char ssid[MAX_SSID_LEN + 2];
937 memset(ssid, 0, sizeof(ssid));
938 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID,
939 &ssid, MAX_SSID_LEN + 2, 0);
8a9faf3c 940 val = le16_to_cpu(*(__le16 *) ssid);
ff1d2767
JM		 941 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) {
942 return -EOPNOTSUPP;
943 }
944 data->length = val;
945 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE);
946 }
947
948 return 0;
949}
950
951
952static int prism2_ioctl_giwrange(struct net_device *dev,
953 struct iw_request_info *info,
954 struct iw_point *data, char *extra)
955{
956 struct hostap_interface *iface;
957 local_info_t *local;
958 struct iw_range *range = (struct iw_range *) extra;
959 u8 rates[10];
960 u16 val;
961 int i, len, over2;
962
963 iface = netdev_priv(dev);
964 local = iface->local;
965
966 data->length = sizeof(struct iw_range);
967 memset(range, 0, sizeof(struct iw_range));
968
969 /* TODO: could fill num_txpower and txpower array with
970 * something; however, there are 128 different values.. */
971
972 range->txpower_capa = IW_TXPOW_DBM;
973
974 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC)
975 {
976 range->min_pmp = 1 * 1024;
977 range->max_pmp = 65535 * 1024;
978 range->min_pmt = 1 * 1024;
979 range->max_pmt = 1000 * 1024;
980 range->pmp_flags = IW_POWER_PERIOD;
981 range->pmt_flags = IW_POWER_TIMEOUT;
982 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT |
983 IW_POWER_UNICAST_R | IW_POWER_ALL_R;
984 }
985
986 range->we_version_compiled = WIRELESS_EXT;
987 range->we_version_source = 18;
988
989 range->retry_capa = IW_RETRY_LIMIT;
990 range->retry_flags = IW_RETRY_LIMIT;
991 range->min_retry = 0;
992 range->max_retry = 255;
993
994 range->num_channels = FREQ_COUNT;
995
996 val = 0;
997 for (i = 0; i < FREQ_COUNT; i++) {
998 if (local->channel_mask & (1 << i)) {
999 range->freq[val].i = i + 1;
1000 range->freq[val].m = freq_list[i] * 100000;
1001 range->freq[val].e = 1;
1002 val++;
1003 }
1004 if (val == IW_MAX_FREQUENCIES)
1005 break;
1006 }
1007 range->num_frequency = val;
1008
1009 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) {
1010 range->max_qual.qual = 70; /* what is correct max? This was not
1011 * documented exactly. At least
1012 * 69 has been observed. */
1013 range->max_qual.level = 0; /* dB */
1014 range->max_qual.noise = 0; /* dB */
1015
1016 /* What would be suitable values for "average/typical" qual? */
1017 range->avg_qual.qual = 20;
1018 range->avg_qual.level = -60;
1019 range->avg_qual.noise = -95;
1020 } else {
1021 range->max_qual.qual = 92; /* 0 .. 92 */
1022 range->max_qual.level = 154; /* 27 .. 154 */
1023 range->max_qual.noise = 154; /* 27 .. 154 */
1024 }
1025 range->sensitivity = 3;
1026
1027 range->max_encoding_tokens = WEP_KEYS;
1028 range->num_encoding_sizes = 2;
1029 range->encoding_size[0] = 5;
1030 range->encoding_size[1] = 13;
1031
1032 over2 = 0;
1033 len = prism2_get_datarates(dev, rates);
1034 range->num_bitrates = 0;
1035 for (i = 0; i < len; i++) {
1036 if (range->num_bitrates < IW_MAX_BITRATES) {
1037 range->bitrate[range->num_bitrates] =
1038 rates[i] * 500000;
1039 range->num_bitrates++;
1040 }
1041 if (rates[i] == 0x0b || rates[i] == 0x16)
1042 over2 = 1;
1043 }
1044 /* estimated maximum TCP throughput values (bps) */
1045 range->throughput = over2 ? 5500000 : 1500000;
1046
1047 range->min_rts = 0;
1048 range->max_rts = 2347;
1049 range->min_frag = 256;
1050 range->max_frag = 2346;
1051
1052 /* Event capability (kernel + driver) */
1053 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
1054 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
1055 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
1056 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
1057 range->event_capa[1] = IW_EVENT_CAPA_K_1;
1058 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) |
1059 IW_EVENT_CAPA_MASK(IWEVCUSTOM) |
1060 IW_EVENT_CAPA_MASK(IWEVREGISTERED) |
1061 IW_EVENT_CAPA_MASK(IWEVEXPIRED));
1062
1063 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
1064 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
1065
374fdfbc
DW		 1066 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1067 range->scan_capa = IW_SCAN_CAPA_ESSID;
1068
ff1d2767
JM		 1069 return 0;
1070}
1071
1072
1073static int hostap_monitor_mode_enable(local_info_t *local)
1074{
1075 struct net_device *dev = local->dev;
1076
1077 printk(KERN_DEBUG "Enabling monitor mode\n");
1078 hostap_monitor_set_type(local);
1079
1080 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1081 HFA384X_PORTTYPE_PSEUDO_IBSS)) {
1082 printk(KERN_DEBUG "Port type setting for monitor mode "
1083 "failed\n");
1084 return -EOPNOTSUPP;
1085 }
1086
1087 /* Host decrypt is needed to get the IV and ICV fields;
1088 * however, monitor mode seems to remove WEP flag from frame
1089 * control field */
1090 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS,
1091 HFA384X_WEPFLAGS_HOSTENCRYPT |
1092 HFA384X_WEPFLAGS_HOSTDECRYPT)) {
1093 printk(KERN_DEBUG "WEP flags setting failed\n");
1094 return -EOPNOTSUPP;
1095 }
1096
1097 if (local->func->reset_port(dev) ||
1098 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1099 (HFA384X_TEST_MONITOR << 8),
1100 0, NULL, NULL)) {
1101 printk(KERN_DEBUG "Setting monitor mode failed\n");
1102 return -EOPNOTSUPP;
1103 }
1104
1105 return 0;
1106}
1107
1108
1109static int hostap_monitor_mode_disable(local_info_t *local)
1110{
1111 struct net_device *dev = local->ddev;
1112
1113 if (dev == NULL)
1114 return -1;
1115
1116 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name);
1117 dev->type = ARPHRD_ETHER;
3b04ddde 1118
ff1d2767
JM		 1119 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1120 (HFA384X_TEST_STOP << 8),
1121 0, NULL, NULL))
1122 return -1;
1123 return hostap_set_encryption(local);
1124}
1125
1126
1127static int prism2_ioctl_siwmode(struct net_device *dev,
1128 struct iw_request_info *info,
1129 __u32 *mode, char *extra)
1130{
1131 struct hostap_interface *iface;
1132 local_info_t *local;
1133 int double_reset = 0;
1134
1135 iface = netdev_priv(dev);
1136 local = iface->local;
1137
1138 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA &&
1139 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT &&
1140 *mode != IW_MODE_MONITOR)
1141 return -EOPNOTSUPP;
1142
1143#ifdef PRISM2_NO_STATION_MODES
1144 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA)
1145 return -EOPNOTSUPP;
1146#endif /* PRISM2_NO_STATION_MODES */
1147
1148 if (*mode == local->iw_mode)
1149 return 0;
1150
1151 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') {
1152 printk(KERN_WARNING "%s: empty SSID not allowed in Master "
1153 "mode\n", dev->name);
1154 return -EINVAL;
1155 }
1156
1157 if (local->iw_mode == IW_MODE_MONITOR)
1158 hostap_monitor_mode_disable(local);
1159
f3b10e16
JM		 1160 if ((local->iw_mode == IW_MODE_ADHOC ||
1161 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) {
ff1d2767
JM		 1162 /* There seems to be a firmware bug in at least STA f/w v1.5.6
1163 * that leaves beacon frames to use IBSS type when moving from
1164 * IBSS to Host AP mode. Doing double Port0 reset seems to be
1165 * enough to workaround this. */
1166 double_reset = 1;
1167 }
1168
1169 printk(KERN_DEBUG "prism2: %s: operating mode changed "
1170 "%d -> %d\n", dev->name, local->iw_mode, *mode);
1171 local->iw_mode = *mode;
1172
1173 if (local->iw_mode == IW_MODE_MONITOR)
1174 hostap_monitor_mode_enable(local);
1175 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt &&
1176 !local->fw_encrypt_ok) {
1177 printk(KERN_DEBUG "%s: defaulting to host-based encryption as "
1178 "a workaround for firmware bug in Host AP mode WEP\n",
1179 dev->name);
1180 local->host_encrypt = 1;
1181 }
1182
1183 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
1184 hostap_get_porttype(local)))
1185 return -EOPNOTSUPP;
1186
1187 if (local->func->reset_port(dev))
1188 return -EINVAL;
1189 if (double_reset && local->func->reset_port(dev))
1190 return -EINVAL;
1191
1192 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC)
1193 {
1194 /* netif_carrier is used only in client modes for now, so make
1195 * sure carrier is on when moving to non-client modes. */
1196 netif_carrier_on(local->dev);
1197 netif_carrier_on(local->ddev);
1198 }
1199 return 0;
1200}
1201
1202
1203static int prism2_ioctl_giwmode(struct net_device *dev,
1204 struct iw_request_info *info,
1205 __u32 *mode, char *extra)
1206{
1207 struct hostap_interface *iface;
1208 local_info_t *local;
1209
1210 iface = netdev_priv(dev);
1211 local = iface->local;
1212
1213 switch (iface->type) {
1214 case HOSTAP_INTERFACE_STA:
1215 *mode = IW_MODE_INFRA;
1216 break;
1217 case HOSTAP_INTERFACE_WDS:
1218 *mode = IW_MODE_REPEAT;
1219 break;
1220 default:
1221 *mode = local->iw_mode;
1222 break;
1223 }
1224 return 0;
1225}
1226
1227
1228static int prism2_ioctl_siwpower(struct net_device *dev,
1229 struct iw_request_info *info,
1230 struct iw_param *wrq, char *extra)
1231{
1232#ifdef PRISM2_NO_STATION_MODES
1233 return -EOPNOTSUPP;
1234#else /* PRISM2_NO_STATION_MODES */
1235 int ret = 0;
1236
1237 if (wrq->disabled)
1238 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0);
1239
1240 switch (wrq->flags & IW_POWER_MODE) {
1241 case IW_POWER_UNICAST_R:
1242 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0);
1243 if (ret)
1244 return ret;
1245 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1246 if (ret)
1247 return ret;
1248 break;
1249 case IW_POWER_ALL_R:
1250 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1);
1251 if (ret)
1252 return ret;
1253 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1254 if (ret)
1255 return ret;
1256 break;
1257 case IW_POWER_ON:
1258 break;
1259 default:
1260 return -EINVAL;
1261 }
1262
1263 if (wrq->flags & IW_POWER_TIMEOUT) {
1264 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1265 if (ret)
1266 return ret;
1267 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION,
1268 wrq->value / 1024);
1269 if (ret)
1270 return ret;
1271 }
1272 if (wrq->flags & IW_POWER_PERIOD) {
1273 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1);
1274 if (ret)
1275 return ret;
1276 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1277 wrq->value / 1024);
1278 if (ret)
1279 return ret;
1280 }
1281
1282 return ret;
1283#endif /* PRISM2_NO_STATION_MODES */
1284}
1285
1286
1287static int prism2_ioctl_giwpower(struct net_device *dev,
1288 struct iw_request_info *info,
1289 struct iw_param *rrq, char *extra)
1290{
1291#ifdef PRISM2_NO_STATION_MODES
1292 return -EOPNOTSUPP;
1293#else /* PRISM2_NO_STATION_MODES */
1294 struct hostap_interface *iface;
1295 local_info_t *local;
8a9faf3c 1296 __le16 enable, mcast;
ff1d2767
JM		 1297
1298 iface = netdev_priv(dev);
1299 local = iface->local;
1300
1301 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1)
1302 < 0)
1303 return -EINVAL;
1304
8a9faf3c 1305 if (!le16_to_cpu(enable)) {
ff1d2767
JM		 1306 rrq->disabled = 1;
1307 return 0;
1308 }
1309
1310 rrq->disabled = 0;
1311
1312 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
8a9faf3c 1313 __le16 timeout;
ff1d2767
JM		 1314 if (local->func->get_rid(dev,
1315 HFA384X_RID_CNFPMHOLDOVERDURATION,
1316 &timeout, 2, 1) < 0)
1317 return -EINVAL;
1318
1319 rrq->flags = IW_POWER_TIMEOUT;
8a9faf3c 1320 rrq->value = le16_to_cpu(timeout) * 1024;
ff1d2767 1321 } else {
8a9faf3c 1322 __le16 period;
ff1d2767
JM		 1323 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION,
1324 &period, 2, 1) < 0)
1325 return -EINVAL;
1326
1327 rrq->flags = IW_POWER_PERIOD;
8a9faf3c 1328 rrq->value = le16_to_cpu(period) * 1024;
ff1d2767
JM		 1329 }
1330
1331 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast,
1332 2, 1) < 0)
1333 return -EINVAL;
1334
8a9faf3c 1335 if (le16_to_cpu(mcast))
ff1d2767
JM		 1336 rrq->flags |= IW_POWER_ALL_R;
1337 else
1338 rrq->flags |= IW_POWER_UNICAST_R;
1339
1340 return 0;
1341#endif /* PRISM2_NO_STATION_MODES */
1342}
1343
1344
1345static int prism2_ioctl_siwretry(struct net_device *dev,
1346 struct iw_request_info *info,
1347 struct iw_param *rrq, char *extra)
1348{
1349 struct hostap_interface *iface;
1350 local_info_t *local;
1351
1352 iface = netdev_priv(dev);
1353 local = iface->local;
1354
1355 if (rrq->disabled)
1356 return -EINVAL;
1357
1358 /* setting retry limits is not supported with the current station
1359 * firmware code; simulate this with alternative retry count for now */
1360 if (rrq->flags == IW_RETRY_LIMIT) {
1361 if (rrq->value < 0) {
1362 /* disable manual retry count setting and use firmware
1363 * defaults */
1364 local->manual_retry_count = -1;
1365 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY;
1366 } else {
1367 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT,
1368 rrq->value)) {
1369 printk(KERN_DEBUG "%s: Alternate retry count "
1370 "setting to %d failed\n",
1371 dev->name, rrq->value);
1372 return -EOPNOTSUPP;
1373 }
1374
1375 local->manual_retry_count = rrq->value;
1376 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY;
1377 }
1378 return 0;
1379 }
1380
1381 return -EOPNOTSUPP;
1382
1383#if 0
1384 /* what could be done, if firmware would support this.. */
1385
1386 if (rrq->flags & IW_RETRY_LIMIT) {
9fb08363 1387 if (rrq->flags & IW_RETRY_LONG)
ff1d2767 1388 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
9fb08363 1389 else if (rrq->flags & IW_RETRY_SHORT)
ff1d2767
JM		 1390 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1391 else {
1392 HFA384X_RID_LONGRETRYLIMIT = rrq->value;
1393 HFA384X_RID_SHORTRETRYLIMIT = rrq->value;
1394 }
1395
1396 }
1397
1398 if (rrq->flags & IW_RETRY_LIFETIME) {
1399 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024;
1400 }
1401
1402 return 0;
1403#endif /* 0 */
1404}
1405
1406static int prism2_ioctl_giwretry(struct net_device *dev,
1407 struct iw_request_info *info,
1408 struct iw_param *rrq, char *extra)
1409{
1410 struct hostap_interface *iface;
1411 local_info_t *local;
8a9faf3c 1412 __le16 shortretry, longretry, lifetime, altretry;
ff1d2767
JM		 1413
1414 iface = netdev_priv(dev);
1415 local = iface->local;
1416
1417 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry,
1418 2, 1) < 0 ||
1419 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry,
1420 2, 1) < 0 ||
1421 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME,
1422 &lifetime, 2, 1) < 0)
1423 return -EINVAL;
1424
ff1d2767
JM		 1425 rrq->disabled = 0;
1426
1427 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1428 rrq->flags = IW_RETRY_LIFETIME;
8a9faf3c 1429 rrq->value = le16_to_cpu(lifetime) * 1024;
ff1d2767
JM		 1430 } else {
1431 if (local->manual_retry_count >= 0) {
1432 rrq->flags = IW_RETRY_LIMIT;
1433 if (local->func->get_rid(dev,
1434 HFA384X_RID_CNFALTRETRYCOUNT,
1435 &altretry, 2, 1) >= 0)
1436 rrq->value = le16_to_cpu(altretry);
1437 else
1438 rrq->value = local->manual_retry_count;
9fb08363
JT		 1439 } else if ((rrq->flags & IW_RETRY_LONG)) {
1440 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
8a9faf3c 1441 rrq->value = le16_to_cpu(longretry);
ff1d2767
JM		 1442 } else {
1443 rrq->flags = IW_RETRY_LIMIT;
8a9faf3c 1444 rrq->value = le16_to_cpu(shortretry);
ff1d2767 1445 if (shortretry != longretry)
9fb08363 1446 rrq->flags |= IW_RETRY_SHORT;
ff1d2767
JM		 1447 }
1448 }
1449 return 0;
1450}
1451
1452
1453/* Note! This TX power controlling is experimental and should not be used in
1454 * production use. It just sets raw power register and does not use any kind of
1455 * feedback information from the measured TX power (CR58). This is now
1456 * commented out to make sure that it is not used by accident. TX power
1457 * configuration will be enabled again after proper algorithm using feedback
1458 * has been implemented. */
1459
1460#ifdef RAW_TXPOWER_SETTING
1461/* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping..
1462 * This version assumes following mapping:
1463 * CR31 is 7-bit value with -64 to +63 range.
1464 * -64 is mapped into +20dBm and +63 into -43dBm.
1465 * This is certainly not an exact mapping for every card, but at least
1466 * increasing dBm value should correspond to increasing TX power.
1467 */
1468
1469static int prism2_txpower_hfa386x_to_dBm(u16 val)
1470{
1471 signed char tmp;
1472
1473 if (val > 255)
1474 val = 255;
1475
1476 tmp = val;
1477 tmp >>= 2;
1478
1479 return -12 - tmp;
1480}
1481
1482static u16 prism2_txpower_dBm_to_hfa386x(int val)
1483{
1484 signed char tmp;
1485
1486 if (val > 20)
1487 return 128;
1488 else if (val < -43)
1489 return 127;
1490
1491 tmp = val;
1492 tmp = -12 - tmp;
1493 tmp <<= 2;
1494
1495 return (unsigned char) tmp;
1496}
1497#endif /* RAW_TXPOWER_SETTING */
1498
1499
1500static int prism2_ioctl_siwtxpow(struct net_device *dev,
1501 struct iw_request_info *info,
1502 struct iw_param *rrq, char *extra)
1503{
1504 struct hostap_interface *iface;
1505 local_info_t *local;
1506#ifdef RAW_TXPOWER_SETTING
1507 char *tmp;
1508#endif
1509 u16 val;
1510 int ret = 0;
1511
1512 iface = netdev_priv(dev);
1513 local = iface->local;
1514
1515 if (rrq->disabled) {
1516 if (local->txpower_type != PRISM2_TXPOWER_OFF) {
1517 val = 0xff; /* use all standby and sleep modes */
1518 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1519 HFA386X_CR_A_D_TEST_MODES2,
1520 &val, NULL);
1521 printk(KERN_DEBUG "%s: Turning radio off: %s\n",
1522 dev->name, ret ? "failed" : "OK");
1523 local->txpower_type = PRISM2_TXPOWER_OFF;
1524 }
1525 return (ret ? -EOPNOTSUPP : 0);
1526 }
1527
1528 if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1529 val = 0; /* disable all standby and sleep modes */
1530 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1531 HFA386X_CR_A_D_TEST_MODES2, &val, NULL);
1532 printk(KERN_DEBUG "%s: Turning radio on: %s\n",
1533 dev->name, ret ? "failed" : "OK");
1534 local->txpower_type = PRISM2_TXPOWER_UNKNOWN;
1535 }
1536
1537#ifdef RAW_TXPOWER_SETTING
1538 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) {
1539 printk(KERN_DEBUG "Setting ALC on\n");
1540 val = HFA384X_TEST_CFG_BIT_ALC;
1541 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1542 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL);
1543 local->txpower_type = PRISM2_TXPOWER_AUTO;
1544 return 0;
1545 }
1546
1547 if (local->txpower_type != PRISM2_TXPOWER_FIXED) {
1548 printk(KERN_DEBUG "Setting ALC off\n");
1549 val = HFA384X_TEST_CFG_BIT_ALC;
1550 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
1551 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL);
1552 local->txpower_type = PRISM2_TXPOWER_FIXED;
1553 }
1554
1555 if (rrq->flags == IW_TXPOW_DBM)
1556 tmp = "dBm";
1557 else if (rrq->flags == IW_TXPOW_MWATT)
1558 tmp = "mW";
1559 else
1560 tmp = "UNKNOWN";
1561 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp);
1562
1563 if (rrq->flags != IW_TXPOW_DBM) {
1564 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n");
1565 return -EOPNOTSUPP;
1566 }
1567
1568 local->txpower = rrq->value;
1569 val = prism2_txpower_dBm_to_hfa386x(local->txpower);
1570 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF,
1571 HFA386X_CR_MANUAL_TX_POWER, &val, NULL))
1572 ret = -EOPNOTSUPP;
1573#else /* RAW_TXPOWER_SETTING */
1574 if (rrq->fixed)
1575 ret = -EOPNOTSUPP;
1576#endif /* RAW_TXPOWER_SETTING */
1577
1578 return ret;
1579}
1580
1581static int prism2_ioctl_giwtxpow(struct net_device *dev,
1582 struct iw_request_info *info,
1583 struct iw_param *rrq, char *extra)
1584{
1585#ifdef RAW_TXPOWER_SETTING
1586 struct hostap_interface *iface;
1587 local_info_t *local;
1588 u16 resp0;
1589
1590 iface = netdev_priv(dev);
1591 local = iface->local;
1592
1593 rrq->flags = IW_TXPOW_DBM;
1594 rrq->disabled = 0;
1595 rrq->fixed = 0;
1596
1597 if (local->txpower_type == PRISM2_TXPOWER_AUTO) {
1598 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF,
1599 HFA386X_CR_MANUAL_TX_POWER,
1600 NULL, &resp0) == 0) {
1601 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0);
1602 } else {
1603 /* Could not get real txpower; guess 15 dBm */
1604 rrq->value = 15;
1605 }
1606 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) {
1607 rrq->value = 0;
1608 rrq->disabled = 1;
1609 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) {
1610 rrq->value = local->txpower;
1611 rrq->fixed = 1;
1612 } else {
1613 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n",
1614 local->txpower_type);
1615 }
1616 return 0;
1617#else /* RAW_TXPOWER_SETTING */
1618 return -EOPNOTSUPP;
1619#endif /* RAW_TXPOWER_SETTING */
1620}
1621
1622
1623#ifndef PRISM2_NO_STATION_MODES
1624
1625/* HostScan request works with and without host_roaming mode. In addition, it
1626 * does not break current association. However, it requires newer station
1627 * firmware version (>= 1.3.1) than scan request. */
1628static int prism2_request_hostscan(struct net_device *dev,
1629 u8 *ssid, u8 ssid_len)
1630{
1631 struct hostap_interface *iface;
1632 local_info_t *local;
1633 struct hfa384x_hostscan_request scan_req;
1634
1635 iface = netdev_priv(dev);
1636 local = iface->local;
1637
1638 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1639 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1640 local->scan_channel_mask);
c1b4aa3f 1641 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
ff1d2767
JM		 1642 if (ssid) {
1643 if (ssid_len > 32)
1644 return -EINVAL;
1645 scan_req.target_ssid_len = cpu_to_le16(ssid_len);
1646 memcpy(scan_req.target_ssid, ssid, ssid_len);
1647 }
1648
1649 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
1650 sizeof(scan_req))) {
1651 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name);
1652 return -EINVAL;
1653 }
1654 return 0;
1655}
1656
1657
1658static int prism2_request_scan(struct net_device *dev)
1659{
1660 struct hostap_interface *iface;
1661 local_info_t *local;
1662 struct hfa384x_scan_request scan_req;
1663 int ret = 0;
1664
1665 iface = netdev_priv(dev);
1666 local = iface->local;
1667
1668 memset(&scan_req, 0, sizeof(scan_req));
72ca9c61
JM		 1669 scan_req.channel_list = cpu_to_le16(local->channel_mask &
1670 local->scan_channel_mask);
c1b4aa3f 1671 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
ff1d2767
JM		 1672
1673 /* FIX:
1674 * It seems to be enough to set roaming mode for a short moment to
1675 * host-based and then setup scanrequest data and return the mode to
1676 * firmware-based.
1677 *
1678 * Master mode would need to drop to Managed mode for a short while
1679 * to make scanning work.. Or sweep through the different channels and
1680 * use passive scan based on beacons. */
1681
1682 if (!local->host_roaming)
1683 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1684 HFA384X_ROAMING_HOST);
1685
1686 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req,
1687 sizeof(scan_req))) {
1688 printk(KERN_DEBUG "SCANREQUEST failed\n");
1689 ret = -EINVAL;
1690 }
1691
1692 if (!local->host_roaming)
1693 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
1694 HFA384X_ROAMING_FIRMWARE);
1695
1696 return 0;
1697}
1698
1699#else /* !PRISM2_NO_STATION_MODES */
1700
1701static inline int prism2_request_hostscan(struct net_device *dev,
1702 u8 *ssid, u8 ssid_len)
1703{
1704 return -EOPNOTSUPP;
1705}
1706
1707
1708static inline int prism2_request_scan(struct net_device *dev)
1709{
1710 return -EOPNOTSUPP;
1711}
1712
1713#endif /* !PRISM2_NO_STATION_MODES */
1714
1715
1716static int prism2_ioctl_siwscan(struct net_device *dev,
1717 struct iw_request_info *info,
1718 struct iw_point *data, char *extra)
1719{
1720 struct hostap_interface *iface;
1721 local_info_t *local;
1722 int ret;
1723 u8 *ssid = NULL, ssid_len = 0;
1724 struct iw_scan_req *req = (struct iw_scan_req *) extra;
1725
1726 iface = netdev_priv(dev);
1727 local = iface->local;
1728
1729 if (data->length < sizeof(struct iw_scan_req))
1730 req = NULL;
1731
1732 if (local->iw_mode == IW_MODE_MASTER) {
1733 /* In master mode, we just return the results of our local
1734 * tables, so we don't need to start anything...
1735 * Jean II */
1736 data->length = 0;
1737 return 0;
1738 }
1739
1740 if (!local->dev_enabled)
1741 return -ENETDOWN;
1742
1743 if (req && data->flags & IW_SCAN_THIS_ESSID) {
1744 ssid = req->essid;
1745 ssid_len = req->essid_len;
1746
1747 if (ssid_len &&
1748 ((local->iw_mode != IW_MODE_INFRA &&
1749 local->iw_mode != IW_MODE_ADHOC) ||
1750 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))))
1751 return -EOPNOTSUPP;
1752 }
1753
1754 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1))
1755 ret = prism2_request_hostscan(dev, ssid, ssid_len);
1756 else
1757 ret = prism2_request_scan(dev);
1758
1759 if (ret == 0)
1760 local->scan_timestamp = jiffies;
1761
1762 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */
1763
1764 return ret;
1765}
1766
1767
1768#ifndef PRISM2_NO_STATION_MODES
1769static char * __prism2_translate_scan(local_info_t *local,
ccc58057 1770 struct iw_request_info *info,
2e4fd068
JM		 1771 struct hfa384x_hostscan_result *scan,
1772 struct hostap_bss_info *bss,
ff1d2767
JM		 1773 char *current_ev, char *end_buf)
1774{
1775 int i, chan;
1776 struct iw_event iwe;
1777 char *current_val;
1778 u16 capabilities;
1779 u8 *pos;
2e4fd068 1780 u8 *ssid, *bssid;
ff1d2767
JM		 1781 size_t ssid_len;
1782 char *buf;
1783
1784 if (bss) {
1785 ssid = bss->ssid;
1786 ssid_len = bss->ssid_len;
2e4fd068 1787 bssid = bss->bssid;
ff1d2767 1788 } else {
2e4fd068
JM		 1789 ssid = scan->ssid;
1790 ssid_len = le16_to_cpu(scan->ssid_len);
1791 bssid = scan->bssid;
ff1d2767
JM		 1792 }
1793 if (ssid_len > 32)
1794 ssid_len = 32;
1795
1796 /* First entry *MUST* be the AP MAC address */
1797 memset(&iwe, 0, sizeof(iwe));
1798 iwe.cmd = SIOCGIWAP;
1799 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1800 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
ccc58057 1801 current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe,
ff1d2767
JM		 1802 IW_EV_ADDR_LEN);
1803
1804 /* Other entries will be displayed in the order we give them */
1805
1806 memset(&iwe, 0, sizeof(iwe));
1807 iwe.cmd = SIOCGIWESSID;
1808 iwe.u.data.length = ssid_len;
1809 iwe.u.data.flags = 1;
ccc58057
DM		 1810 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1811 &iwe, ssid);
ff1d2767
JM		 1812
1813 memset(&iwe, 0, sizeof(iwe));
1814 iwe.cmd = SIOCGIWMODE;
1815 if (bss) {
1816 capabilities = bss->capab_info;
1817 } else {
2e4fd068 1818 capabilities = le16_to_cpu(scan->capability);
ff1d2767
JM		 1819 }
1820 if (capabilities & (WLAN_CAPABILITY_ESS |
1821 WLAN_CAPABILITY_IBSS)) {
1822 if (capabilities & WLAN_CAPABILITY_ESS)
1823 iwe.u.mode = IW_MODE_MASTER;
1824 else
1825 iwe.u.mode = IW_MODE_ADHOC;
ccc58057
DM		 1826 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1827 &iwe, IW_EV_UINT_LEN);
ff1d2767
JM		 1828 }
1829
1830 memset(&iwe, 0, sizeof(iwe));
1831 iwe.cmd = SIOCGIWFREQ;
2e4fd068 1832 if (scan) {
dac322e3 1833 chan = le16_to_cpu(scan->chid);
ff1d2767
JM		 1834 } else if (bss) {
1835 chan = bss->chan;
1836 } else {
1837 chan = 0;
1838 }
1839
1840 if (chan > 0) {
dac322e3 1841 iwe.u.freq.m = freq_list[chan - 1] * 100000;
ff1d2767 1842 iwe.u.freq.e = 1;
ccc58057
DM		 1843 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1844 &iwe, IW_EV_FREQ_LEN);
ff1d2767
JM		 1845 }
1846
2e4fd068 1847 if (scan) {
ff1d2767
JM		 1848 memset(&iwe, 0, sizeof(iwe));
1849 iwe.cmd = IWEVQUAL;
2e4fd068
JM		 1850 if (local->last_scan_type == PRISM2_HOSTSCAN) {
1851 iwe.u.qual.level = le16_to_cpu(scan->sl);
1852 iwe.u.qual.noise = le16_to_cpu(scan->anl);
ff1d2767
JM		 1853 } else {
1854 iwe.u.qual.level =
1855 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl));
1856 iwe.u.qual.noise =
1857 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl));
1858 }
c28df16e
JT		 1859 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED
1860 | IW_QUAL_NOISE_UPDATED
1861 | IW_QUAL_QUAL_INVALID
1862 | IW_QUAL_DBM;
ccc58057
DM		 1863 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
1864 &iwe, IW_EV_QUAL_LEN);
ff1d2767
JM		 1865 }
1866
1867 memset(&iwe, 0, sizeof(iwe));
1868 iwe.cmd = SIOCGIWENCODE;
1869 if (capabilities & WLAN_CAPABILITY_PRIVACY)
1870 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
1871 else
1872 iwe.u.data.flags = IW_ENCODE_DISABLED;
1873 iwe.u.data.length = 0;
ccc58057 1874 current_ev = iwe_stream_add_point(info, current_ev, end_buf, &iwe, "");
ff1d2767
JM		 1875
1876 /* TODO: add SuppRates into BSS table */
2e4fd068 1877 if (scan) {
ff1d2767
JM		 1878 memset(&iwe, 0, sizeof(iwe));
1879 iwe.cmd = SIOCGIWRATE;
ccc58057 1880 current_val = current_ev + iwe_stream_lcp_len(info);
2e4fd068 1881 pos = scan->sup_rates;
ff1d2767
JM		 1882 for (i = 0; i < sizeof(scan->sup_rates); i++) {
1883 if (pos[i] == 0)
1884 break;
1885 /* Bit rate given in 500 kb/s units (+ 0x80) */
1886 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
1887 current_val = iwe_stream_add_value(
ccc58057 1888 info, current_ev, current_val, end_buf, &iwe,
ff1d2767
JM		 1889 IW_EV_PARAM_LEN);
1890 }
1891 /* Check if we added any event */
ccc58057 1892 if ((current_val - current_ev) > iwe_stream_lcp_len(info))
ff1d2767
JM		 1893 current_ev = current_val;
1894 }
1895
1896 /* TODO: add BeaconInt,resp_rate,atim into BSS table */
a9d12b9a 1897 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC);
2e4fd068 1898 if (buf && scan) {
ff1d2767
JM		 1899 memset(&iwe, 0, sizeof(iwe));
1900 iwe.cmd = IWEVCUSTOM;
2e4fd068 1901 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
ff1d2767 1902 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1903 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1904 &iwe, buf);
ff1d2767
JM		 1905
1906 memset(&iwe, 0, sizeof(iwe));
1907 iwe.cmd = IWEVCUSTOM;
2e4fd068 1908 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
ff1d2767 1909 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1910 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1911 &iwe, buf);
ff1d2767 1912
2e4fd068
JM		 1913 if (local->last_scan_type == PRISM2_HOSTSCAN &&
1914 (capabilities & WLAN_CAPABILITY_IBSS)) {
ff1d2767
JM		 1915 memset(&iwe, 0, sizeof(iwe));
1916 iwe.cmd = IWEVCUSTOM;
2e4fd068 1917 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
ff1d2767 1918 iwe.u.data.length = strlen(buf);
ccc58057
DM		 1919 current_ev = iwe_stream_add_point(info, current_ev,
1920 end_buf, &iwe, buf);
ff1d2767
JM		 1921 }
1922 }
1923 kfree(buf);
1924
1925 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) {
1926 memset(&iwe, 0, sizeof(iwe));
1927 iwe.cmd = IWEVGENIE;
1928 iwe.u.data.length = bss->wpa_ie_len;
ccc58057
DM		 1929 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1930 &iwe, bss->wpa_ie);
ff1d2767
JM		 1931 }
1932
1933 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
1934 memset(&iwe, 0, sizeof(iwe));
1935 iwe.cmd = IWEVGENIE;
1936 iwe.u.data.length = bss->rsn_ie_len;
ccc58057
DM		 1937 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
1938 &iwe, bss->rsn_ie);
ff1d2767
JM		 1939 }
1940
1941 return current_ev;
1942}
1943
1944
1945/* Translate scan data returned from the card to a card independant
1946 * format that the Wireless Tools will understand - Jean II */
1947static inline int prism2_translate_scan(local_info_t *local,
ccc58057 1948 struct iw_request_info *info,
ff1d2767
JM		 1949 char *buffer, int buflen)
1950{
2e4fd068
JM		 1951 struct hfa384x_hostscan_result *scan;
1952 int entry, hostscan;
ff1d2767
JM		 1953 char *current_ev = buffer;
1954 char *end_buf = buffer + buflen;
ff1d2767
JM		 1955 struct list_head *ptr;
1956
1957 spin_lock_bh(&local->lock);
1958
1959 list_for_each(ptr, &local->bss_list) {
1960 struct hostap_bss_info *bss;
1961 bss = list_entry(ptr, struct hostap_bss_info, list);
1962 bss->included = 0;
1963 }
1964
1965 hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
2e4fd068 1966 for (entry = 0; entry < local->last_scan_results_count; entry++) {
ff1d2767
JM		 1967 int found = 0;
1968 scan = &local->last_scan_results[entry];
ff1d2767
JM		 1969
1970 /* Report every SSID if the AP is using multiple SSIDs. If no
1971 * BSS record is found (e.g., when WPA mode is disabled),
1972 * report the AP once. */
1973 list_for_each(ptr, &local->bss_list) {
1974 struct hostap_bss_info *bss;
1975 bss = list_entry(ptr, struct hostap_bss_info, list);
2e4fd068 1976 if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
ff1d2767
JM		 1977 bss->included = 1;
1978 current_ev = __prism2_translate_scan(
ccc58057
DM		 1979 local, info, scan, bss, current_ev,
1980 end_buf);
ff1d2767
JM		 1981 found++;
1982 }
1983 }
1984 if (!found) {
1985 current_ev = __prism2_translate_scan(
ccc58057 1986 local, info, scan, NULL, current_ev, end_buf);
ff1d2767
JM		 1987 }
1988 /* Check if there is space for one more entry */
1989 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
1990 /* Ask user space to try again with a bigger buffer */
1991 spin_unlock_bh(&local->lock);
1992 return -E2BIG;
1993 }
1994 }
1995
1996 /* Prism2 firmware has limits (32 at least in some versions) for number
1997 * of BSSes in scan results. Extend this limit by using local BSS list.
1998 */
1999 list_for_each(ptr, &local->bss_list) {
2000 struct hostap_bss_info *bss;
2001 bss = list_entry(ptr, struct hostap_bss_info, list);
2002 if (bss->included)
2003 continue;
ccc58057 2004 current_ev = __prism2_translate_scan(local, info, NULL, bss,
2e4fd068 2005 current_ev, end_buf);
ff1d2767
JM		 2006 /* Check if there is space for one more entry */
2007 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
2008 /* Ask user space to try again with a bigger buffer */
2009 spin_unlock_bh(&local->lock);
2010 return -E2BIG;
2011 }
2012 }
2013
2014 spin_unlock_bh(&local->lock);
2015
2016 return current_ev - buffer;
2017}
2018#endif /* PRISM2_NO_STATION_MODES */
2019
2020
2021static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
2022 struct iw_request_info *info,
2023 struct iw_point *data, char *extra)
2024{
2025#ifdef PRISM2_NO_STATION_MODES
2026 return -EOPNOTSUPP;
2027#else /* PRISM2_NO_STATION_MODES */
2028 struct hostap_interface *iface;
2029 local_info_t *local;
2030 int res;
2031
2032 iface = netdev_priv(dev);
2033 local = iface->local;
2034
2035 /* Wait until the scan is finished. We can probably do better
2036 * than that - Jean II */
2037 if (local->scan_timestamp &&
2038 time_before(jiffies, local->scan_timestamp + 3 * HZ)) {
2039 /* Important note : we don't want to block the caller
2040 * until results are ready for various reasons.
2041 * First, managing wait queues is complex and racy
2042 * (there may be multiple simultaneous callers).
2043 * Second, we grab some rtnetlink lock before comming
2044 * here (in dev_ioctl()).
2045 * Third, the caller can wait on the Wireless Event
2046 * - Jean II */
2047 return -EAGAIN;
2048 }
2049 local->scan_timestamp = 0;
2050
ccc58057 2051 res = prism2_translate_scan(local, info, extra, data->length);
ff1d2767
JM		 2052
2053 if (res >= 0) {
2054 data->length = res;
2055 return 0;
2056 } else {
2057 data->length = 0;
2058 return res;
2059 }
2060#endif /* PRISM2_NO_STATION_MODES */
2061}
2062
2063
2064static int prism2_ioctl_giwscan(struct net_device *dev,
2065 struct iw_request_info *info,
2066 struct iw_point *data, char *extra)
2067{
2068 struct hostap_interface *iface;
2069 local_info_t *local;
2070 int res;
2071
2072 iface = netdev_priv(dev);
2073 local = iface->local;
2074
2075 if (local->iw_mode == IW_MODE_MASTER) {
2076 /* In MASTER mode, it doesn't make sense to go around
2077 * scanning the frequencies and make the stations we serve
2078 * wait when what the user is really interested about is the
2079 * list of stations and access points we are talking to.
2080 * So, just extract results from our cache...
2081 * Jean II */
2082
2083 /* Translate to WE format */
ccc58057 2084 res = prism2_ap_translate_scan(dev, info, extra);
ff1d2767
JM		 2085 if (res >= 0) {
2086 printk(KERN_DEBUG "Scan result translation succeeded "
2087 "(length=%d)\n", res);
2088 data->length = res;
2089 return 0;
2090 } else {
2091 printk(KERN_DEBUG
2092 "Scan result translation failed (res=%d)\n",
2093 res);
2094 data->length = 0;
2095 return res;
2096 }
2097 } else {
2098 /* Station mode */
2099 return prism2_ioctl_giwscan_sta(dev, info, data, extra);
2100 }
2101}
2102
2103
2104static const struct iw_priv_args prism2_priv[] = {
2105 { PRISM2_IOCTL_MONITOR,
2106 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" },
2107 { PRISM2_IOCTL_READMIF,
2108 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1,
2109 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" },
2110 { PRISM2_IOCTL_WRITEMIF,
2111 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" },
2112 { PRISM2_IOCTL_RESET,
2113 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" },
2114 { PRISM2_IOCTL_INQUIRE,
2115 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" },
2116 { PRISM2_IOCTL_SET_RID_WORD,
2117 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" },
2118 { PRISM2_IOCTL_MACCMD,
2119 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" },
2120 { PRISM2_IOCTL_WDS_ADD,
2121 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" },
2122 { PRISM2_IOCTL_WDS_DEL,
2123 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" },
2124 { PRISM2_IOCTL_ADDMAC,
2125 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" },
2126 { PRISM2_IOCTL_DELMAC,
2127 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" },
2128 { PRISM2_IOCTL_KICKMAC,
2129 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" },
2130 /* --- raw access to sub-ioctls --- */
2131 { PRISM2_IOCTL_PRISM2_PARAM,
2132 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" },
2133 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2134 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
2135 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" },
2136 /* --- sub-ioctls handlers --- */
2137 { PRISM2_IOCTL_PRISM2_PARAM,
2138 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" },
2139 { PRISM2_IOCTL_GET_PRISM2_PARAM,
2140 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" },
2141 /* --- sub-ioctls definitions --- */
2142 { PRISM2_PARAM_TXRATECTRL,
2143 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" },
2144 { PRISM2_PARAM_TXRATECTRL,
2145 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" },
2146 { PRISM2_PARAM_BEACON_INT,
2147 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" },
2148 { PRISM2_PARAM_BEACON_INT,
2149 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" },
2150#ifndef PRISM2_NO_STATION_MODES
2151 { PRISM2_PARAM_PSEUDO_IBSS,
2152 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" },
2153 { PRISM2_PARAM_PSEUDO_IBSS,
2154 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" },
2155#endif /* PRISM2_NO_STATION_MODES */
2156 { PRISM2_PARAM_ALC,
2157 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" },
2158 { PRISM2_PARAM_ALC,
2159 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" },
2160 { PRISM2_PARAM_DUMP,
2161 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" },
2162 { PRISM2_PARAM_DUMP,
2163 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" },
2164 { PRISM2_PARAM_OTHER_AP_POLICY,
2165 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" },
2166 { PRISM2_PARAM_OTHER_AP_POLICY,
2167 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" },
2168 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2169 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" },
2170 { PRISM2_PARAM_AP_MAX_INACTIVITY,
2171 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" },
2172 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2173 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" },
2174 { PRISM2_PARAM_AP_BRIDGE_PACKETS,
2175 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" },
2176 { PRISM2_PARAM_DTIM_PERIOD,
2177 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" },
2178 { PRISM2_PARAM_DTIM_PERIOD,
2179 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" },
2180 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2181 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" },
2182 { PRISM2_PARAM_AP_NULLFUNC_ACK,
2183 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" },
2184 { PRISM2_PARAM_MAX_WDS,
2185 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" },
2186 { PRISM2_PARAM_MAX_WDS,
2187 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" },
2188 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2189 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" },
2190 { PRISM2_PARAM_AP_AUTOM_AP_WDS,
2191 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" },
2192 { PRISM2_PARAM_AP_AUTH_ALGS,
2193 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" },
2194 { PRISM2_PARAM_AP_AUTH_ALGS,
2195 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" },
2196 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2197 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" },
2198 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR,
2199 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" },
2200 { PRISM2_PARAM_HOST_ENCRYPT,
2201 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" },
2202 { PRISM2_PARAM_HOST_ENCRYPT,
2203 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" },
2204 { PRISM2_PARAM_HOST_DECRYPT,
2205 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" },
2206 { PRISM2_PARAM_HOST_DECRYPT,
2207 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" },
ff1d2767
JM		 2208#ifndef PRISM2_NO_STATION_MODES
2209 { PRISM2_PARAM_HOST_ROAMING,
2210 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" },
2211 { PRISM2_PARAM_HOST_ROAMING,
2212 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" },
2213#endif /* PRISM2_NO_STATION_MODES */
2214 { PRISM2_PARAM_BCRX_STA_KEY,
2215 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" },
2216 { PRISM2_PARAM_BCRX_STA_KEY,
2217 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" },
2218 { PRISM2_PARAM_IEEE_802_1X,
2219 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" },
2220 { PRISM2_PARAM_IEEE_802_1X,
2221 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" },
2222 { PRISM2_PARAM_ANTSEL_TX,
2223 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" },
2224 { PRISM2_PARAM_ANTSEL_TX,
2225 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" },
2226 { PRISM2_PARAM_ANTSEL_RX,
2227 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" },
2228 { PRISM2_PARAM_ANTSEL_RX,
2229 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" },
2230 { PRISM2_PARAM_MONITOR_TYPE,
2231 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" },
2232 { PRISM2_PARAM_MONITOR_TYPE,
2233 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" },
2234 { PRISM2_PARAM_WDS_TYPE,
2235 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" },
2236 { PRISM2_PARAM_WDS_TYPE,
2237 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" },
2238 { PRISM2_PARAM_HOSTSCAN,
2239 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" },
2240 { PRISM2_PARAM_HOSTSCAN,
2241 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" },
2242 { PRISM2_PARAM_AP_SCAN,
2243 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" },
2244 { PRISM2_PARAM_AP_SCAN,
2245 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" },
2246 { PRISM2_PARAM_ENH_SEC,
2247 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" },
2248 { PRISM2_PARAM_ENH_SEC,
2249 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" },
2250#ifdef PRISM2_IO_DEBUG
2251 { PRISM2_PARAM_IO_DEBUG,
2252 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" },
2253 { PRISM2_PARAM_IO_DEBUG,
2254 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" },
2255#endif /* PRISM2_IO_DEBUG */
2256 { PRISM2_PARAM_BASIC_RATES,
2257 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" },
2258 { PRISM2_PARAM_BASIC_RATES,
2259 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" },
2260 { PRISM2_PARAM_OPER_RATES,
2261 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" },
2262 { PRISM2_PARAM_OPER_RATES,
2263 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" },
2264 { PRISM2_PARAM_HOSTAPD,
2265 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" },
2266 { PRISM2_PARAM_HOSTAPD,
2267 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" },
2268 { PRISM2_PARAM_HOSTAPD_STA,
2269 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" },
2270 { PRISM2_PARAM_HOSTAPD_STA,
2271 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" },
2272 { PRISM2_PARAM_WPA,
2273 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" },
2274 { PRISM2_PARAM_WPA,
2275 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" },
2276 { PRISM2_PARAM_PRIVACY_INVOKED,
2277 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" },
2278 { PRISM2_PARAM_PRIVACY_INVOKED,
2279 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" },
2280 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2281 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" },
2282 { PRISM2_PARAM_TKIP_COUNTERMEASURES,
2283 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" },
2284 { PRISM2_PARAM_DROP_UNENCRYPTED,
2285 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" },
2286 { PRISM2_PARAM_DROP_UNENCRYPTED,
2287 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" },
72ca9c61
JM		 2288 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2289 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" },
2290 { PRISM2_PARAM_SCAN_CHANNEL_MASK,
2291 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" },
ff1d2767
JM		 2292};
2293
2294
2295static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
2296{
2297 struct hostap_interface *iface;
2298 local_info_t *local;
2299
2300 iface = netdev_priv(dev);
2301 local = iface->local;
2302
2303 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
2304 return -EOPNOTSUPP;
2305
2306 return 0;
2307}
2308
2309
2310static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
2311 struct iw_request_info *info,
2312 void *wrqu, char *extra)
2313{
2314 struct hostap_interface *iface;
2315 local_info_t *local;
2316 int *i = (int *) extra;
2317 int param = *i;
2318 int value = *(i + 1);
2319 int ret = 0;
2320 u16 val;
2321
2322 iface = netdev_priv(dev);
2323 local = iface->local;
2324
2325 switch (param) {
2326 case PRISM2_PARAM_TXRATECTRL:
2327 local->fw_tx_rate_control = value;
2328 break;
2329
2330 case PRISM2_PARAM_BEACON_INT:
2331 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) ||
2332 local->func->reset_port(dev))
2333 ret = -EINVAL;
2334 else
2335 local->beacon_int = value;
2336 break;
2337
2338#ifndef PRISM2_NO_STATION_MODES
2339 case PRISM2_PARAM_PSEUDO_IBSS:
2340 if (value == local->pseudo_adhoc)
2341 break;
2342
2343 if (value != 0 && value != 1) {
2344 ret = -EINVAL;
2345 break;
2346 }
2347
2348 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n",
2349 dev->name, local->pseudo_adhoc, value);
2350 local->pseudo_adhoc = value;
2351 if (local->iw_mode != IW_MODE_ADHOC)
2352 break;
2353
2354 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2355 hostap_get_porttype(local))) {
2356 ret = -EOPNOTSUPP;
2357 break;
2358 }
2359
2360 if (local->func->reset_port(dev))
2361 ret = -EINVAL;
2362 break;
2363#endif /* PRISM2_NO_STATION_MODES */
2364
2365 case PRISM2_PARAM_ALC:
2366 printk(KERN_DEBUG "%s: %s ALC\n", dev->name,
2367 value == 0 ? "Disabling" : "Enabling");
2368 val = HFA384X_TEST_CFG_BIT_ALC;
2369 local->func->cmd(dev, HFA384X_CMDCODE_TEST |
2370 (HFA384X_TEST_CFG_BITS << 8),
2371 value == 0 ? 0 : 1, &val, NULL);
2372 break;
2373
2374 case PRISM2_PARAM_DUMP:
2375 local->frame_dump = value;
2376 break;
2377
2378 case PRISM2_PARAM_OTHER_AP_POLICY:
2379 if (value < 0 || value > 3) {
2380 ret = -EINVAL;
2381 break;
2382 }
2383 if (local->ap != NULL)
2384 local->ap->ap_policy = value;
2385 break;
2386
2387 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2388 if (value < 0 || value > 7 * 24 * 60 * 60) {
2389 ret = -EINVAL;
2390 break;
2391 }
2392 if (local->ap != NULL)
2393 local->ap->max_inactivity = value * HZ;
2394 break;
2395
2396 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2397 if (local->ap != NULL)
2398 local->ap->bridge_packets = value;
2399 break;
2400
2401 case PRISM2_PARAM_DTIM_PERIOD:
2402 if (value < 0 || value > 65535) {
2403 ret = -EINVAL;
2404 break;
2405 }
2406 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value)
2407 || local->func->reset_port(dev))
2408 ret = -EINVAL;
2409 else
2410 local->dtim_period = value;
2411 break;
2412
2413 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2414 if (local->ap != NULL)
2415 local->ap->nullfunc_ack = value;
2416 break;
2417
2418 case PRISM2_PARAM_MAX_WDS:
2419 local->wds_max_connections = value;
2420 break;
2421
2422 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2423 if (local->ap != NULL) {
2424 if (!local->ap->autom_ap_wds && value) {
2425 /* add WDS link to all APs in STA table */
2426 hostap_add_wds_links(local);
2427 }
2428 local->ap->autom_ap_wds = value;
2429 }
2430 break;
2431
2432 case PRISM2_PARAM_AP_AUTH_ALGS:
2433 local->auth_algs = value;
2434 if (hostap_set_auth_algs(local))
2435 ret = -EINVAL;
2436 break;
2437
2438 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2439 local->monitor_allow_fcserr = value;
2440 break;
2441
2442 case PRISM2_PARAM_HOST_ENCRYPT:
2443 local->host_encrypt = value;
2444 if (hostap_set_encryption(local) ||
2445 local->func->reset_port(dev))
2446 ret = -EINVAL;
2447 break;
2448
2449 case PRISM2_PARAM_HOST_DECRYPT:
2450 local->host_decrypt = value;
2451 if (hostap_set_encryption(local) ||
2452 local->func->reset_port(dev))
2453 ret = -EINVAL;
2454 break;
2455
ff1d2767
JM		 2456#ifndef PRISM2_NO_STATION_MODES
2457 case PRISM2_PARAM_HOST_ROAMING:
2458 if (value < 0 || value > 2) {
2459 ret = -EINVAL;
2460 break;
2461 }
2462 local->host_roaming = value;
2463 if (hostap_set_roaming(local) || local->func->reset_port(dev))
2464 ret = -EINVAL;
2465 break;
2466#endif /* PRISM2_NO_STATION_MODES */
2467
2468 case PRISM2_PARAM_BCRX_STA_KEY:
2469 local->bcrx_sta_key = value;
2470 break;
2471
2472 case PRISM2_PARAM_IEEE_802_1X:
2473 local->ieee_802_1x = value;
2474 break;
2475
2476 case PRISM2_PARAM_ANTSEL_TX:
2477 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2478 ret = -EINVAL;
2479 break;
2480 }
2481 local->antsel_tx = value;
2482 hostap_set_antsel(local);
2483 break;
2484
2485 case PRISM2_PARAM_ANTSEL_RX:
2486 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) {
2487 ret = -EINVAL;
2488 break;
2489 }
2490 local->antsel_rx = value;
2491 hostap_set_antsel(local);
2492 break;
2493
2494 case PRISM2_PARAM_MONITOR_TYPE:
2495 if (value != PRISM2_MONITOR_80211 &&
2496 value != PRISM2_MONITOR_CAPHDR &&
573b933f
PR		 2497 value != PRISM2_MONITOR_PRISM &&
2498 value != PRISM2_MONITOR_RADIOTAP) {
ff1d2767
JM		 2499 ret = -EINVAL;
2500 break;
2501 }
2502 local->monitor_type = value;
2503 if (local->iw_mode == IW_MODE_MONITOR)
2504 hostap_monitor_set_type(local);
2505 break;
2506
2507 case PRISM2_PARAM_WDS_TYPE:
2508 local->wds_type = value;
2509 break;
2510
2511 case PRISM2_PARAM_HOSTSCAN:
2512 {
2513 struct hfa384x_hostscan_request scan_req;
2514 u16 rate;
2515
2516 memset(&scan_req, 0, sizeof(scan_req));
c1b4aa3f 2517 scan_req.channel_list = cpu_to_le16(0x3fff);
ff1d2767
JM		 2518 switch (value) {
2519 case 1: rate = HFA384X_RATES_1MBPS; break;
2520 case 2: rate = HFA384X_RATES_2MBPS; break;
2521 case 3: rate = HFA384X_RATES_5MBPS; break;
2522 case 4: rate = HFA384X_RATES_11MBPS; break;
2523 default: rate = HFA384X_RATES_1MBPS; break;
2524 }
2525 scan_req.txrate = cpu_to_le16(rate);
2526 /* leave SSID empty to accept all SSIDs */
2527
2528 if (local->iw_mode == IW_MODE_MASTER) {
2529 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2530 HFA384X_PORTTYPE_BSS) ||
2531 local->func->reset_port(dev))
2532 printk(KERN_DEBUG "Leaving Host AP mode "
2533 "for HostScan failed\n");
2534 }
2535
2536 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req,
2537 sizeof(scan_req))) {
2538 printk(KERN_DEBUG "HOSTSCAN failed\n");
2539 ret = -EINVAL;
2540 }
2541 if (local->iw_mode == IW_MODE_MASTER) {
2542 wait_queue_t __wait;
2543 init_waitqueue_entry(&__wait, current);
2544 add_wait_queue(&local->hostscan_wq, &__wait);
2545 set_current_state(TASK_INTERRUPTIBLE);
2546 schedule_timeout(HZ);
2547 if (signal_pending(current))
2548 ret = -EINTR;
2549 set_current_state(TASK_RUNNING);
2550 remove_wait_queue(&local->hostscan_wq, &__wait);
2551
2552 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE,
2553 HFA384X_PORTTYPE_HOSTAP) ||
2554 local->func->reset_port(dev))
2555 printk(KERN_DEBUG "Returning to Host AP mode "
2556 "after HostScan failed\n");
2557 }
2558 break;
2559 }
2560
2561 case PRISM2_PARAM_AP_SCAN:
2562 local->passive_scan_interval = value;
2563 if (timer_pending(&local->passive_scan_timer))
2564 del_timer(&local->passive_scan_timer);
2565 if (value > 0) {
2566 local->passive_scan_timer.expires = jiffies +
2567 local->passive_scan_interval * HZ;
2568 add_timer(&local->passive_scan_timer);
2569 }
2570 break;
2571
2572 case PRISM2_PARAM_ENH_SEC:
2573 if (value < 0 || value > 3) {
2574 ret = -EINVAL;
2575 break;
2576 }
2577 local->enh_sec = value;
2578 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY,
2579 local->enh_sec) ||
2580 local->func->reset_port(dev)) {
2581 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w "
2582 "1.6.3 or newer\n", dev->name);
2583 ret = -EOPNOTSUPP;
2584 }
2585 break;
2586
2587#ifdef PRISM2_IO_DEBUG
2588 case PRISM2_PARAM_IO_DEBUG:
2589 local->io_debug_enabled = value;
2590 break;
2591#endif /* PRISM2_IO_DEBUG */
2592
2593 case PRISM2_PARAM_BASIC_RATES:
2594 if ((value & local->tx_rate_control) != value || value == 0) {
2595 printk(KERN_INFO "%s: invalid basic rate set - basic "
2596 "rates must be in supported rate set\n",
2597 dev->name);
2598 ret = -EINVAL;
2599 break;
2600 }
2601 local->basic_rates = value;
2602 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
2603 local->basic_rates) ||
2604 local->func->reset_port(dev))
2605 ret = -EINVAL;
2606 break;
2607
2608 case PRISM2_PARAM_OPER_RATES:
2609 local->tx_rate_control = value;
2610 if (hostap_set_rate(dev))
2611 ret = -EINVAL;
2612 break;
2613
2614 case PRISM2_PARAM_HOSTAPD:
2615 ret = hostap_set_hostapd(local, value, 1);
2616 break;
2617
2618 case PRISM2_PARAM_HOSTAPD_STA:
2619 ret = hostap_set_hostapd_sta(local, value, 1);
2620 break;
2621
2622 case PRISM2_PARAM_WPA:
2623 local->wpa = value;
2624 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2625 ret = -EOPNOTSUPP;
2626 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
2627 value ? 1 : 0))
2628 ret = -EINVAL;
2629 break;
2630
2631 case PRISM2_PARAM_PRIVACY_INVOKED:
2632 local->privacy_invoked = value;
2633 if (hostap_set_encryption(local) ||
2634 local->func->reset_port(dev))
2635 ret = -EINVAL;
2636 break;
2637
2638 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2639 local->tkip_countermeasures = value;
2640 break;
2641
2642 case PRISM2_PARAM_DROP_UNENCRYPTED:
2643 local->drop_unencrypted = value;
2644 break;
2645
72ca9c61
JM		 2646 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2647 local->scan_channel_mask = value;
2648 break;
2649
ff1d2767
JM		 2650 default:
2651 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n",
2652 dev->name, param);
2653 ret = -EOPNOTSUPP;
2654 break;
2655 }
2656
2657 return ret;
2658}
2659
2660
2661static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev,
2662 struct iw_request_info *info,
2663 void *wrqu, char *extra)
2664{
2665 struct hostap_interface *iface;
2666 local_info_t *local;
2667 int *param = (int *) extra;
2668 int ret = 0;
2669
2670 iface = netdev_priv(dev);
2671 local = iface->local;
2672
2673 switch (*param) {
2674 case PRISM2_PARAM_TXRATECTRL:
2675 *param = local->fw_tx_rate_control;
2676 break;
2677
2678 case PRISM2_PARAM_BEACON_INT:
2679 *param = local->beacon_int;
2680 break;
2681
2682 case PRISM2_PARAM_PSEUDO_IBSS:
2683 *param = local->pseudo_adhoc;
2684 break;
2685
2686 case PRISM2_PARAM_ALC:
2687 ret = -EOPNOTSUPP; /* FIX */
2688 break;
2689
2690 case PRISM2_PARAM_DUMP:
2691 *param = local->frame_dump;
2692 break;
2693
2694 case PRISM2_PARAM_OTHER_AP_POLICY:
2695 if (local->ap != NULL)
2696 *param = local->ap->ap_policy;
2697 else
2698 ret = -EOPNOTSUPP;
2699 break;
2700
2701 case PRISM2_PARAM_AP_MAX_INACTIVITY:
2702 if (local->ap != NULL)
2703 *param = local->ap->max_inactivity / HZ;
2704 else
2705 ret = -EOPNOTSUPP;
2706 break;
2707
2708 case PRISM2_PARAM_AP_BRIDGE_PACKETS:
2709 if (local->ap != NULL)
2710 *param = local->ap->bridge_packets;
2711 else
2712 ret = -EOPNOTSUPP;
2713 break;
2714
2715 case PRISM2_PARAM_DTIM_PERIOD:
2716 *param = local->dtim_period;
2717 break;
2718
2719 case PRISM2_PARAM_AP_NULLFUNC_ACK:
2720 if (local->ap != NULL)
2721 *param = local->ap->nullfunc_ack;
2722 else
2723 ret = -EOPNOTSUPP;
2724 break;
2725
2726 case PRISM2_PARAM_MAX_WDS:
2727 *param = local->wds_max_connections;
2728 break;
2729
2730 case PRISM2_PARAM_AP_AUTOM_AP_WDS:
2731 if (local->ap != NULL)
2732 *param = local->ap->autom_ap_wds;
2733 else
2734 ret = -EOPNOTSUPP;
2735 break;
2736
2737 case PRISM2_PARAM_AP_AUTH_ALGS:
2738 *param = local->auth_algs;
2739 break;
2740
2741 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR:
2742 *param = local->monitor_allow_fcserr;
2743 break;
2744
2745 case PRISM2_PARAM_HOST_ENCRYPT:
2746 *param = local->host_encrypt;
2747 break;
2748
2749 case PRISM2_PARAM_HOST_DECRYPT:
2750 *param = local->host_decrypt;
2751 break;
2752
ff1d2767
JM		 2753 case PRISM2_PARAM_HOST_ROAMING:
2754 *param = local->host_roaming;
2755 break;
2756
2757 case PRISM2_PARAM_BCRX_STA_KEY:
2758 *param = local->bcrx_sta_key;
2759 break;
2760
2761 case PRISM2_PARAM_IEEE_802_1X:
2762 *param = local->ieee_802_1x;
2763 break;
2764
2765 case PRISM2_PARAM_ANTSEL_TX:
2766 *param = local->antsel_tx;
2767 break;
2768
2769 case PRISM2_PARAM_ANTSEL_RX:
2770 *param = local->antsel_rx;
2771 break;
2772
2773 case PRISM2_PARAM_MONITOR_TYPE:
2774 *param = local->monitor_type;
2775 break;
2776
2777 case PRISM2_PARAM_WDS_TYPE:
2778 *param = local->wds_type;
2779 break;
2780
2781 case PRISM2_PARAM_HOSTSCAN:
2782 ret = -EOPNOTSUPP;
2783 break;
2784
2785 case PRISM2_PARAM_AP_SCAN:
2786 *param = local->passive_scan_interval;
2787 break;
2788
2789 case PRISM2_PARAM_ENH_SEC:
2790 *param = local->enh_sec;
2791 break;
2792
2793#ifdef PRISM2_IO_DEBUG
2794 case PRISM2_PARAM_IO_DEBUG:
2795 *param = local->io_debug_enabled;
2796 break;
2797#endif /* PRISM2_IO_DEBUG */
2798
2799 case PRISM2_PARAM_BASIC_RATES:
2800 *param = local->basic_rates;
2801 break;
2802
2803 case PRISM2_PARAM_OPER_RATES:
2804 *param = local->tx_rate_control;
2805 break;
2806
2807 case PRISM2_PARAM_HOSTAPD:
2808 *param = local->hostapd;
2809 break;
2810
2811 case PRISM2_PARAM_HOSTAPD_STA:
2812 *param = local->hostapd_sta;
2813 break;
2814
2815 case PRISM2_PARAM_WPA:
2816 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
2817 ret = -EOPNOTSUPP;
2818 *param = local->wpa;
2819 break;
2820
2821 case PRISM2_PARAM_PRIVACY_INVOKED:
2822 *param = local->privacy_invoked;
2823 break;
2824
2825 case PRISM2_PARAM_TKIP_COUNTERMEASURES:
2826 *param = local->tkip_countermeasures;
2827 break;
2828
2829 case PRISM2_PARAM_DROP_UNENCRYPTED:
2830 *param = local->drop_unencrypted;
2831 break;
2832
72ca9c61
JM		 2833 case PRISM2_PARAM_SCAN_CHANNEL_MASK:
2834 *param = local->scan_channel_mask;
2835 break;
2836
ff1d2767
JM		 2837 default:
2838 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n",
2839 dev->name, *param);
2840 ret = -EOPNOTSUPP;
2841 break;
2842 }
2843
2844 return ret;
2845}
2846
2847
2848static int prism2_ioctl_priv_readmif(struct net_device *dev,
2849 struct iw_request_info *info,
2850 void *wrqu, char *extra)
2851{
2852 struct hostap_interface *iface;
2853 local_info_t *local;
2854 u16 resp0;
2855
2856 iface = netdev_priv(dev);
2857 local = iface->local;
2858
2859 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL,
2860 &resp0))
2861 return -EOPNOTSUPP;
2862 else
2863 *extra = resp0;
2864
2865 return 0;
2866}
2867
2868
2869static int prism2_ioctl_priv_writemif(struct net_device *dev,
2870 struct iw_request_info *info,
2871 void *wrqu, char *extra)
2872{
2873 struct hostap_interface *iface;
2874 local_info_t *local;
2875 u16 cr, val;
2876
2877 iface = netdev_priv(dev);
2878 local = iface->local;
2879
2880 cr = *extra;
2881 val = *(extra + 1);
2882 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL))
2883 return -EOPNOTSUPP;
2884
2885 return 0;
2886}
2887
2888
2889static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
2890{
2891 struct hostap_interface *iface;
2892 local_info_t *local;
2893 int ret = 0;
2894 u32 mode;
2895
2896 iface = netdev_priv(dev);
2897 local = iface->local;
2898
2899 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
2900 "- update software to use iwconfig mode monitor\n",
ba25f9dc 2901 dev->name, task_pid_nr(current), current->comm);
ff1d2767
JM		 2902
2903 /* Backward compatibility code - this can be removed at some point */
2904
2905 if (*i == 0) {
2906 /* Disable monitor mode - old mode was not saved, so go to
2907 * Master mode */
2908 mode = IW_MODE_MASTER;
2909 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2910 } else if (*i == 1) {
2911 /* netlink socket mode is not supported anymore since it did
2912 * not separate different devices from each other and was not
2913 * best method for delivering large amount of packets to
2914 * user space */
2915 ret = -EOPNOTSUPP;
2916 } else if (*i == 2 || *i == 3) {
2917 switch (*i) {
2918 case 2:
2919 local->monitor_type = PRISM2_MONITOR_80211;
2920 break;
2921 case 3:
2922 local->monitor_type = PRISM2_MONITOR_PRISM;
2923 break;
2924 }
2925 mode = IW_MODE_MONITOR;
2926 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL);
2927 hostap_monitor_mode_enable(local);
2928 } else
2929 ret = -EINVAL;
2930
2931 return ret;
2932}
2933
2934
2935static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
2936{
2937 struct hostap_interface *iface;
2938 local_info_t *local;
2939
2940 iface = netdev_priv(dev);
2941 local = iface->local;
2942
2943 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
2944 switch (*i) {
2945 case 0:
2946 /* Disable and enable card */
2947 local->func->hw_shutdown(dev, 1);
2948 local->func->hw_config(dev, 0);
2949 break;
2950
2951 case 1:
2952 /* COR sreset */
2953 local->func->hw_reset(dev);
2954 break;
2955
2956 case 2:
2957 /* Disable and enable port 0 */
2958 local->func->reset_port(dev);
2959 break;
2960
2961 case 3:
2962 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
2963 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
2964 NULL))
2965 return -EINVAL;
2966 break;
2967
2968 case 4:
2969 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
2970 NULL))
2971 return -EINVAL;
2972 break;
2973
2974 default:
2975 printk(KERN_DEBUG "Unknown reset request %d\n", *i);
2976 return -EOPNOTSUPP;
2977 }
2978
2979 return 0;
2980}
2981
2982
2983static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
2984{
2985 int rid = *i;
2986 int value = *(i + 1);
2987
2988 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
2989
2990 if (hostap_set_word(dev, rid, value))
2991 return -EINVAL;
2992
2993 return 0;
2994}
2995
2996
2997#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
2998static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
2999{
3000 int ret = 0;
3001
3002 switch (*cmd) {
3003 case AP_MAC_CMD_POLICY_OPEN:
3004 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
3005 break;
3006 case AP_MAC_CMD_POLICY_ALLOW:
3007 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
3008 break;
3009 case AP_MAC_CMD_POLICY_DENY:
3010 local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
3011 break;
3012 case AP_MAC_CMD_FLUSH:
3013 ap_control_flush_macs(&local->ap->mac_restrictions);
3014 break;
3015 case AP_MAC_CMD_KICKALL:
3016 ap_control_kickall(local->ap);
3017 hostap_deauth_all_stas(local->dev, local->ap, 0);
3018 break;
3019 default:
3020 ret = -EOPNOTSUPP;
3021 break;
3022 }
3023
3024 return ret;
3025}
3026#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
3027
3028
3029#ifdef PRISM2_DOWNLOAD_SUPPORT
3030static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
3031{
3032 struct prism2_download_param *param;
3033 int ret = 0;
3034
3035 if (p->length < sizeof(struct prism2_download_param) ||
3036 p->length > 1024 || !p->pointer)
3037 return -EINVAL;
3038
3039 param = (struct prism2_download_param *)
3040 kmalloc(p->length, GFP_KERNEL);
3041 if (param == NULL)
3042 return -ENOMEM;
3043
3044 if (copy_from_user(param, p->pointer, p->length)) {
3045 ret = -EFAULT;
3046 goto out;
3047 }
3048
3049 if (p->length < sizeof(struct prism2_download_param) +
3050 param->num_areas * sizeof(struct prism2_download_area)) {
3051 ret = -EINVAL;
3052 goto out;
3053 }
3054
3055 ret = local->func->download(local, param);
3056
3057 out:
b4558ea9 3058 kfree(param);
ff1d2767
JM		 3059 return ret;
3060}
3061#endif /* PRISM2_DOWNLOAD_SUPPORT */
3062
3063
3064static int prism2_set_genericelement(struct net_device *dev, u8 *elem,
3065 size_t len)
3066{
6dbc9c89 3067 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3068 local_info_t *local = iface->local;
3069 u8 *buf;
3070
3071 /*
3072 * Add 16-bit length in the beginning of the buffer because Prism2 RID
3073 * includes it.
3074 */
3075 buf = kmalloc(len + 2, GFP_KERNEL);
3076 if (buf == NULL)
3077 return -ENOMEM;
3078
8a9faf3c 3079 *((__le16 *) buf) = cpu_to_le16(len);
ff1d2767
JM		 3080 memcpy(buf + 2, elem, len);
3081
3082 kfree(local->generic_elem);
3083 local->generic_elem = buf;
3084 local->generic_elem_len = len + 2;
3085
3086 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT,
3087 buf, len + 2);
3088}
3089
3090
3091static int prism2_ioctl_siwauth(struct net_device *dev,
3092 struct iw_request_info *info,
3093 struct iw_param *data, char *extra)
3094{
6dbc9c89 3095 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3096 local_info_t *local = iface->local;
3097
3098 switch (data->flags & IW_AUTH_INDEX) {
3099 case IW_AUTH_WPA_VERSION:
3100 case IW_AUTH_CIPHER_PAIRWISE:
3101 case IW_AUTH_CIPHER_GROUP:
3102 case IW_AUTH_KEY_MGMT:
3103 /*
3104 * Host AP driver does not use these parameters and allows
3105 * wpa_supplicant to control them internally.
3106 */
3107 break;
3108 case IW_AUTH_TKIP_COUNTERMEASURES:
3109 local->tkip_countermeasures = data->value;
3110 break;
3111 case IW_AUTH_DROP_UNENCRYPTED:
3112 local->drop_unencrypted = data->value;
3113 break;
3114 case IW_AUTH_80211_AUTH_ALG:
3115 local->auth_algs = data->value;
3116 break;
3117 case IW_AUTH_WPA_ENABLED:
3118 if (data->value == 0) {
3119 local->wpa = 0;
3120 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3121 break;
3122 prism2_set_genericelement(dev, "", 0);
3123 local->host_roaming = 0;
3124 local->privacy_invoked = 0;
3125 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE,
3126 0) ||
3127 hostap_set_roaming(local) ||
3128 hostap_set_encryption(local) ||
3129 local->func->reset_port(dev))
3130 return -EINVAL;
3131 break;
3132 }
3133 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0))
3134 return -EOPNOTSUPP;
3135 local->host_roaming = 2;
3136 local->privacy_invoked = 1;
3137 local->wpa = 1;
3138 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) ||
3139 hostap_set_roaming(local) ||
3140 hostap_set_encryption(local) ||
3141 local->func->reset_port(dev))
3142 return -EINVAL;
3143 break;
3144 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3145 local->ieee_802_1x = data->value;
3146 break;
3147 case IW_AUTH_PRIVACY_INVOKED:
3148 local->privacy_invoked = data->value;
3149 break;
3150 default:
3151 return -EOPNOTSUPP;
3152 }
3153 return 0;
3154}
3155
3156
3157static int prism2_ioctl_giwauth(struct net_device *dev,
3158 struct iw_request_info *info,
3159 struct iw_param *data, char *extra)
3160{
6dbc9c89 3161 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3162 local_info_t *local = iface->local;
3163
3164 switch (data->flags & IW_AUTH_INDEX) {
3165 case IW_AUTH_WPA_VERSION:
3166 case IW_AUTH_CIPHER_PAIRWISE:
3167 case IW_AUTH_CIPHER_GROUP:
3168 case IW_AUTH_KEY_MGMT:
3169 /*
3170 * Host AP driver does not use these parameters and allows
3171 * wpa_supplicant to control them internally.
3172 */
3173 return -EOPNOTSUPP;
3174 case IW_AUTH_TKIP_COUNTERMEASURES:
3175 data->value = local->tkip_countermeasures;
3176 break;
3177 case IW_AUTH_DROP_UNENCRYPTED:
3178 data->value = local->drop_unencrypted;
3179 break;
3180 case IW_AUTH_80211_AUTH_ALG:
3181 data->value = local->auth_algs;
3182 break;
3183 case IW_AUTH_WPA_ENABLED:
3184 data->value = local->wpa;
3185 break;
3186 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
3187 data->value = local->ieee_802_1x;
3188 break;
3189 default:
3190 return -EOPNOTSUPP;
3191 }
3192 return 0;
3193}
3194
3195
3196static int prism2_ioctl_siwencodeext(struct net_device *dev,
3197 struct iw_request_info *info,
3198 struct iw_point *erq, char *extra)
3199{
6dbc9c89 3200 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3201 local_info_t *local = iface->local;
3202 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3203 int i, ret = 0;
274bfb8d
JL		 3204 struct lib80211_crypto_ops *ops;
3205 struct lib80211_crypt_data **crypt;
ff1d2767
JM		 3206 void *sta_ptr;
3207 u8 *addr;
3208 const char *alg, *module;
3209
3210 i = erq->flags & IW_ENCODE_INDEX;
3211 if (i > WEP_KEYS)
3212 return -EINVAL;
3213 if (i < 1 || i > WEP_KEYS)
274bfb8d 3214 i = local->crypt_info.tx_keyidx;
ff1d2767
JM		 3215 else
3216 i--;
3217 if (i < 0 || i >= WEP_KEYS)
3218 return -EINVAL;
3219
3220 addr = ext->addr.sa_data;
3221 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3222 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3223 sta_ptr = NULL;
274bfb8d 3224 crypt = &local->crypt_info.crypt[i];
ff1d2767
JM		 3225 } else {
3226 if (i != 0)
3227 return -EINVAL;
3228 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3229 if (sta_ptr == NULL) {
3230 if (local->iw_mode == IW_MODE_INFRA) {
3231 /*
3232 * TODO: add STA entry for the current AP so
3233 * that unicast key can be used. For now, this
3234 * is emulated by using default key idx 0.
3235 */
3236 i = 0;
274bfb8d 3237 crypt = &local->crypt_info.crypt[i];
ff1d2767
JM		 3238 } else
3239 return -EINVAL;
3240 }
3241 }
3242
3243 if ((erq->flags & IW_ENCODE_DISABLED) ||
3244 ext->alg == IW_ENCODE_ALG_NONE) {
3245 if (*crypt)
2ba4b32e 3246 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767
JM		 3247 goto done;
3248 }
3249
3250 switch (ext->alg) {
3251 case IW_ENCODE_ALG_WEP:
3252 alg = "WEP";
274bfb8d 3253 module = "lib80211_crypt_wep";
ff1d2767
JM		 3254 break;
3255 case IW_ENCODE_ALG_TKIP:
3256 alg = "TKIP";
274bfb8d 3257 module = "lib80211_crypt_tkip";
ff1d2767
JM		 3258 break;
3259 case IW_ENCODE_ALG_CCMP:
3260 alg = "CCMP";
274bfb8d 3261 module = "lib80211_crypt_ccmp";
ff1d2767
JM		 3262 break;
3263 default:
3264 printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
3265 local->dev->name, ext->alg);
3266 ret = -EOPNOTSUPP;
3267 goto done;
3268 }
3269
274bfb8d 3270 ops = lib80211_get_crypto_ops(alg);
ff1d2767
JM		 3271 if (ops == NULL) {
3272 request_module(module);
274bfb8d 3273 ops = lib80211_get_crypto_ops(alg);
ff1d2767
JM		 3274 }
3275 if (ops == NULL) {
3276 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3277 local->dev->name, alg);
3278 ret = -EOPNOTSUPP;
3279 goto done;
3280 }
3281
3282 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) {
3283 /*
3284 * Per station encryption and other than WEP algorithms
3285 * require host-based encryption, so force them on
3286 * automatically.
3287 */
3288 local->host_decrypt = local->host_encrypt = 1;
3289 }
3290
3291 if (*crypt == NULL || (*crypt)->ops != ops) {
274bfb8d 3292 struct lib80211_crypt_data *new_crypt;
ff1d2767 3293
2ba4b32e 3294 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767 3295
274bfb8d 3296 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
62fe7e37 3297 GFP_KERNEL);
ff1d2767
JM		 3298 if (new_crypt == NULL) {
3299 ret = -ENOMEM;
3300 goto done;
3301 }
ff1d2767 3302 new_crypt->ops = ops;
2ba4b32e
JL		 3303 if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
3304 new_crypt->priv = new_crypt->ops->init(i);
ff1d2767
JM		 3305 if (new_crypt->priv == NULL) {
3306 kfree(new_crypt);
3307 ret = -EINVAL;
3308 goto done;
3309 }
3310
3311 *crypt = new_crypt;
3312 }
3313
3314 /*
3315 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the
3316 * existing seq# should not be changed.
3317 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq#
3318 * should be changed to something else than zero.
3319 */
3320 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0)
3321 && (*crypt)->ops->set_key &&
3322 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
3323 (*crypt)->priv) < 0) {
3324 printk(KERN_DEBUG "%s: key setting failed\n",
3325 local->dev->name);
3326 ret = -EINVAL;
3327 goto done;
3328 }
3329
3330 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
3331 if (!sta_ptr)
274bfb8d 3332 local->crypt_info.tx_keyidx = i;
ff1d2767
JM		 3333 }
3334
3335
3336 if (sta_ptr == NULL && ext->key_len > 0) {
3337 int first = 1, j;
3338 for (j = 0; j < WEP_KEYS; j++) {
274bfb8d 3339 if (j != i && local->crypt_info.crypt[j]) {
ff1d2767
JM		 3340 first = 0;
3341 break;
3342 }
3343 }
3344 if (first)
274bfb8d 3345 local->crypt_info.tx_keyidx = i;
ff1d2767
JM		 3346 }
3347
3348 done:
3349 if (sta_ptr)
3350 hostap_handle_sta_release(sta_ptr);
3351
3352 local->open_wep = erq->flags & IW_ENCODE_OPEN;
3353
3354 /*
3355 * Do not reset port0 if card is in Managed mode since resetting will
3356 * generate new IEEE 802.11 authentication which may end up in looping
3357 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3358 * after WEP configuration. However, keys are apparently changed at
3359 * least in Managed mode.
3360 */
3361 if (ret == 0 &&
3362 (hostap_set_encryption(local) ||
3363 (local->iw_mode != IW_MODE_INFRA &&
3364 local->func->reset_port(local->dev))))
3365 ret = -EINVAL;
3366
3367 return ret;
3368}
3369
3370
3371static int prism2_ioctl_giwencodeext(struct net_device *dev,
3372 struct iw_request_info *info,
3373 struct iw_point *erq, char *extra)
3374{
6dbc9c89 3375 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767 3376 local_info_t *local = iface->local;
274bfb8d 3377 struct lib80211_crypt_data **crypt;
ff1d2767
JM		 3378 void *sta_ptr;
3379 int max_key_len, i;
3380 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
3381 u8 *addr;
3382
3383 max_key_len = erq->length - sizeof(*ext);
3384 if (max_key_len < 0)
3385 return -EINVAL;
3386
3387 i = erq->flags & IW_ENCODE_INDEX;
3388 if (i < 1 || i > WEP_KEYS)
274bfb8d 3389 i = local->crypt_info.tx_keyidx;
ff1d2767
JM		 3390 else
3391 i--;
3392
3393 addr = ext->addr.sa_data;
3394 if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
3395 addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
3396 sta_ptr = NULL;
274bfb8d 3397 crypt = &local->crypt_info.crypt[i];
ff1d2767
JM		 3398 } else {
3399 i = 0;
3400 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
3401 if (sta_ptr == NULL)
3402 return -EINVAL;
3403 }
3404 erq->flags = i + 1;
3405 memset(ext, 0, sizeof(*ext));
3406
3407 if (*crypt == NULL || (*crypt)->ops == NULL) {
3408 ext->alg = IW_ENCODE_ALG_NONE;
3409 ext->key_len = 0;
3410 erq->flags |= IW_ENCODE_DISABLED;
3411 } else {
3412 if (strcmp((*crypt)->ops->name, "WEP") == 0)
3413 ext->alg = IW_ENCODE_ALG_WEP;
3414 else if (strcmp((*crypt)->ops->name, "TKIP") == 0)
3415 ext->alg = IW_ENCODE_ALG_TKIP;
3416 else if (strcmp((*crypt)->ops->name, "CCMP") == 0)
3417 ext->alg = IW_ENCODE_ALG_CCMP;
3418 else
3419 return -EINVAL;
3420
3421 if ((*crypt)->ops->get_key) {
3422 ext->key_len =
3423 (*crypt)->ops->get_key(ext->key,
3424 max_key_len,
3425 ext->tx_seq,
3426 (*crypt)->priv);
3427 if (ext->key_len &&
3428 (ext->alg == IW_ENCODE_ALG_TKIP ||
3429 ext->alg == IW_ENCODE_ALG_CCMP))
3430 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
3431 }
3432 }
3433
3434 if (sta_ptr)
3435 hostap_handle_sta_release(sta_ptr);
3436
3437 return 0;
3438}
3439
3440
3441static int prism2_ioctl_set_encryption(local_info_t *local,
3442 struct prism2_hostapd_param *param,
3443 int param_len)
3444{
3445 int ret = 0;
274bfb8d
JL		 3446 struct lib80211_crypto_ops *ops;
3447 struct lib80211_crypt_data **crypt;
ff1d2767
JM		 3448 void *sta_ptr;
3449
3450 param->u.crypt.err = 0;
3451 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
3452
3453 if (param_len !=
3454 (int) ((char *) param->u.crypt.key - (char *) param) +
3455 param->u.crypt.key_len)
3456 return -EINVAL;
3457
3458 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3459 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3460 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3461 if (param->u.crypt.idx >= WEP_KEYS)
3462 return -EINVAL;
3463 sta_ptr = NULL;
274bfb8d 3464 crypt = &local->crypt_info.crypt[param->u.crypt.idx];
ff1d2767
JM		 3465 } else {
3466 if (param->u.crypt.idx)
3467 return -EINVAL;
3468 sta_ptr = ap_crypt_get_ptrs(
3469 local->ap, param->sta_addr,
3470 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT),
3471 &crypt);
3472
3473 if (sta_ptr == NULL) {
3474 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3475 return -EINVAL;
3476 }
3477 }
3478
3479 if (strcmp(param->u.crypt.alg, "none") == 0) {
3480 if (crypt)
2ba4b32e 3481 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767
JM		 3482 goto done;
3483 }
3484
274bfb8d 3485 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3486 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
274bfb8d
JL		 3487 request_module("lib80211_crypt_wep");
3488 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3489 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
274bfb8d
JL		 3490 request_module("lib80211_crypt_tkip");
3491 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767 3492 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
274bfb8d
JL		 3493 request_module("lib80211_crypt_ccmp");
3494 ops = lib80211_get_crypto_ops(param->u.crypt.alg);
ff1d2767
JM		 3495 }
3496 if (ops == NULL) {
3497 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
3498 local->dev->name, param->u.crypt.alg);
3499 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
3500 ret = -EINVAL;
3501 goto done;
3502 }
3503
3504 /* station based encryption and other than WEP algorithms require
3505 * host-based encryption, so force them on automatically */
3506 local->host_decrypt = local->host_encrypt = 1;
3507
3508 if (*crypt == NULL || (*crypt)->ops != ops) {
274bfb8d 3509 struct lib80211_crypt_data *new_crypt;
ff1d2767 3510
2ba4b32e 3511 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
ff1d2767 3512
274bfb8d 3513 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
62fe7e37 3514 GFP_KERNEL);
ff1d2767
JM		 3515 if (new_crypt == NULL) {
3516 ret = -ENOMEM;
3517 goto done;
3518 }
ff1d2767
JM		 3519 new_crypt->ops = ops;
3520 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
3521 if (new_crypt->priv == NULL) {
3522 kfree(new_crypt);
3523 param->u.crypt.err =
3524 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED;
3525 ret = -EINVAL;
3526 goto done;
3527 }
3528
3529 *crypt = new_crypt;
3530 }
3531
3532 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) ||
3533 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key &&
3534 (*crypt)->ops->set_key(param->u.crypt.key,
3535 param->u.crypt.key_len, param->u.crypt.seq,
3536 (*crypt)->priv) < 0) {
3537 printk(KERN_DEBUG "%s: key setting failed\n",
3538 local->dev->name);
3539 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
3540 ret = -EINVAL;
3541 goto done;
3542 }
3543
3544 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
3545 if (!sta_ptr)
274bfb8d 3546 local->crypt_info.tx_keyidx = param->u.crypt.idx;
ff1d2767
JM		 3547 else if (param->u.crypt.idx) {
3548 printk(KERN_DEBUG "%s: TX key idx setting failed\n",
3549 local->dev->name);
3550 param->u.crypt.err =
3551 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED;
3552 ret = -EINVAL;
3553 goto done;
3554 }
3555 }
3556
3557 done:
3558 if (sta_ptr)
3559 hostap_handle_sta_release(sta_ptr);
3560
3561 /* Do not reset port0 if card is in Managed mode since resetting will
3562 * generate new IEEE 802.11 authentication which may end up in looping
3563 * with IEEE 802.1X. Prism2 documentation seem to require port reset
3564 * after WEP configuration. However, keys are apparently changed at
3565 * least in Managed mode. */
3566 if (ret == 0 &&
3567 (hostap_set_encryption(local) ||
3568 (local->iw_mode != IW_MODE_INFRA &&
3569 local->func->reset_port(local->dev)))) {
3570 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED;
3571 return -EINVAL;
3572 }
3573
3574 return ret;
3575}
3576
3577
3578static int prism2_ioctl_get_encryption(local_info_t *local,
3579 struct prism2_hostapd_param *param,
3580 int param_len)
3581{
274bfb8d 3582 struct lib80211_crypt_data **crypt;
ff1d2767
JM		 3583 void *sta_ptr;
3584 int max_key_len;
3585
3586 param->u.crypt.err = 0;
3587
3588 max_key_len = param_len -
3589 (int) ((char *) param->u.crypt.key - (char *) param);
3590 if (max_key_len < 0)
3591 return -EINVAL;
3592
3593 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3594 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3595 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3596 sta_ptr = NULL;
3597 if (param->u.crypt.idx >= WEP_KEYS)
274bfb8d
JL		 3598 param->u.crypt.idx = local->crypt_info.tx_keyidx;
3599 crypt = &local->crypt_info.crypt[param->u.crypt.idx];
ff1d2767
JM		 3600 } else {
3601 param->u.crypt.idx = 0;
3602 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
3603 &crypt);
3604
3605 if (sta_ptr == NULL) {
3606 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
3607 return -EINVAL;
3608 }
3609 }
3610
3611 if (*crypt == NULL || (*crypt)->ops == NULL) {
3612 memcpy(param->u.crypt.alg, "none", 5);
3613 param->u.crypt.key_len = 0;
3614 param->u.crypt.idx = 0xff;
3615 } else {
3616 strncpy(param->u.crypt.alg, (*crypt)->ops->name,
3617 HOSTAP_CRYPT_ALG_NAME_LEN);
3618 param->u.crypt.key_len = 0;
3619
3620 memset(param->u.crypt.seq, 0, 8);
3621 if ((*crypt)->ops->get_key) {
3622 param->u.crypt.key_len =
3623 (*crypt)->ops->get_key(param->u.crypt.key,
3624 max_key_len,
3625 param->u.crypt.seq,
3626 (*crypt)->priv);
3627 }
3628 }
3629
3630 if (sta_ptr)
3631 hostap_handle_sta_release(sta_ptr);
3632
3633 return 0;
3634}
3635
3636
3637static int prism2_ioctl_get_rid(local_info_t *local,
3638 struct prism2_hostapd_param *param,
3639 int param_len)
3640{
3641 int max_len, res;
3642
3643 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3644 if (max_len < 0)
3645 return -EINVAL;
3646
3647 res = local->func->get_rid(local->dev, param->u.rid.rid,
3648 param->u.rid.data, param->u.rid.len, 0);
3649 if (res >= 0) {
3650 param->u.rid.len = res;
3651 return 0;
3652 }
3653
3654 return res;
3655}
3656
3657
3658static int prism2_ioctl_set_rid(local_info_t *local,
3659 struct prism2_hostapd_param *param,
3660 int param_len)
3661{
3662 int max_len;
3663
3664 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN;
3665 if (max_len < 0 || max_len < param->u.rid.len)
3666 return -EINVAL;
3667
3668 return local->func->set_rid(local->dev, param->u.rid.rid,
3669 param->u.rid.data, param->u.rid.len);
3670}
3671
3672
3673static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
3674 struct prism2_hostapd_param *param,
3675 int param_len)
3676{
e174961c
JB		 3677 printk(KERN_DEBUG "%ssta: associated as client with AP %pM\n",
3678 local->dev->name, param->sta_addr);
ff1d2767
JM		 3679 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
3680 return 0;
3681}
3682
3683
3684static int prism2_ioctl_siwgenie(struct net_device *dev,
3685 struct iw_request_info *info,
3686 struct iw_point *data, char *extra)
3687{
3688 return prism2_set_genericelement(dev, extra, data->length);
3689}
3690
3691
3692static int prism2_ioctl_giwgenie(struct net_device *dev,
3693 struct iw_request_info *info,
3694 struct iw_point *data, char *extra)
3695{
6dbc9c89 3696 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3697 local_info_t *local = iface->local;
3698 int len = local->generic_elem_len - 2;
3699
3700 if (len <= 0 || local->generic_elem == NULL) {
3701 data->length = 0;
3702 return 0;
3703 }
3704
3705 if (data->length < len)
3706 return -E2BIG;
3707
3708 data->length = len;
3709 memcpy(extra, local->generic_elem + 2, len);
3710
3711 return 0;
3712}
3713
3714
3715static int prism2_ioctl_set_generic_element(local_info_t *local,
3716 struct prism2_hostapd_param *param,
3717 int param_len)
3718{
3719 int max_len, len;
3720
3721 len = param->u.generic_elem.len;
3722 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
3723 if (max_len < 0 || max_len < len)
3724 return -EINVAL;
3725
3726 return prism2_set_genericelement(local->dev,
3727 param->u.generic_elem.data, len);
3728}
3729
3730
3731static int prism2_ioctl_siwmlme(struct net_device *dev,
3732 struct iw_request_info *info,
3733 struct iw_point *data, char *extra)
3734{
6dbc9c89 3735 struct hostap_interface *iface = netdev_priv(dev);
ff1d2767
JM		 3736 local_info_t *local = iface->local;
3737 struct iw_mlme *mlme = (struct iw_mlme *) extra;
8a9faf3c 3738 __le16 reason;
ff1d2767
JM		 3739
3740 reason = cpu_to_le16(mlme->reason_code);
3741
3742 switch (mlme->cmd) {
3743 case IW_MLME_DEAUTH:
3744 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3745 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3746 (u8 *) &reason, 2);
3747 case IW_MLME_DISASSOC:
3748 return prism2_sta_send_mgmt(local, mlme->addr.sa_data,
4339d328 3749 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3750 (u8 *) &reason, 2);
3751 default:
3752 return -EOPNOTSUPP;
3753 }
3754}
3755
3756
3757static int prism2_ioctl_mlme(local_info_t *local,
3758 struct prism2_hostapd_param *param)
3759{
8a9faf3c 3760 __le16 reason;
ff1d2767
JM		 3761
3762 reason = cpu_to_le16(param->u.mlme.reason_code);
3763 switch (param->u.mlme.cmd) {
3764 case MLME_STA_DEAUTH:
3765 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3766 IEEE80211_STYPE_DEAUTH,
ff1d2767
JM		 3767 (u8 *) &reason, 2);
3768 case MLME_STA_DISASSOC:
3769 return prism2_sta_send_mgmt(local, param->sta_addr,
4339d328 3770 IEEE80211_STYPE_DISASSOC,
ff1d2767
JM		 3771 (u8 *) &reason, 2);
3772 default:
3773 return -EOPNOTSUPP;
3774 }
3775}
3776
3777
3778static int prism2_ioctl_scan_req(local_info_t *local,
3779 struct prism2_hostapd_param *param)
3780{
3781#ifndef PRISM2_NO_STATION_MODES
3782 if ((local->iw_mode != IW_MODE_INFRA &&
3783 local->iw_mode != IW_MODE_ADHOC) ||
3784 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))
3785 return -EOPNOTSUPP;
3786
3787 if (!local->dev_enabled)
3788 return -ENETDOWN;
3789
3790 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid,
3791 param->u.scan_req.ssid_len);
3792#else /* PRISM2_NO_STATION_MODES */
3793 return -EOPNOTSUPP;
3794#endif /* PRISM2_NO_STATION_MODES */
3795}
3796
3797
3798static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p)
3799{
3800 struct prism2_hostapd_param *param;
3801 int ret = 0;
3802 int ap_ioctl = 0;
3803
3804 if (p->length < sizeof(struct prism2_hostapd_param) ||
3805 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
3806 return -EINVAL;
3807
5cbded58 3808 param = kmalloc(p->length, GFP_KERNEL);
ff1d2767
JM		 3809 if (param == NULL)
3810 return -ENOMEM;
3811
3812 if (copy_from_user(param, p->pointer, p->length)) {
3813 ret = -EFAULT;
3814 goto out;
3815 }
3816
3817 switch (param->cmd) {
3818 case PRISM2_SET_ENCRYPTION:
3819 ret = prism2_ioctl_set_encryption(local, param, p->length);
3820 break;
3821 case PRISM2_GET_ENCRYPTION:
3822 ret = prism2_ioctl_get_encryption(local, param, p->length);
3823 break;
3824 case PRISM2_HOSTAPD_GET_RID:
3825 ret = prism2_ioctl_get_rid(local, param, p->length);
3826 break;
3827 case PRISM2_HOSTAPD_SET_RID:
3828 ret = prism2_ioctl_set_rid(local, param, p->length);
3829 break;
3830 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR:
3831 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length);
3832 break;
3833 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
3834 ret = prism2_ioctl_set_generic_element(local, param,
3835 p->length);
3836 break;
3837 case PRISM2_HOSTAPD_MLME:
3838 ret = prism2_ioctl_mlme(local, param);
3839 break;
3840 case PRISM2_HOSTAPD_SCAN_REQ:
3841 ret = prism2_ioctl_scan_req(local, param);
3842 break;
3843 default:
3844 ret = prism2_hostapd(local->ap, param);
3845 ap_ioctl = 1;
3846 break;
3847 }
3848
3849 if (ret == 1 || !ap_ioctl) {
3850 if (copy_to_user(p->pointer, param, p->length)) {
3851 ret = -EFAULT;
3852 goto out;
3853 } else if (ap_ioctl)
3854 ret = 0;
3855 }
3856
3857 out:
b4558ea9 3858 kfree(param);
ff1d2767
JM		 3859 return ret;
3860}
3861
3862
3863static void prism2_get_drvinfo(struct net_device *dev,
3864 struct ethtool_drvinfo *info)
3865{
3866 struct hostap_interface *iface;
3867 local_info_t *local;
3868
3869 iface = netdev_priv(dev);
3870 local = iface->local;
3871
3872 strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
ff1d2767
JM		 3873 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
3874 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
3875 (local->sta_fw_ver >> 8) & 0xff,
3876 local->sta_fw_ver & 0xff);
3877}
3878
7282d491 3879const struct ethtool_ops prism2_ethtool_ops = {
ff1d2767
JM		 3880 .get_drvinfo = prism2_get_drvinfo
3881};
3882
3883
3884/* Structures to export the Wireless Handlers */
3885
3886static const iw_handler prism2_handler[] =
3887{
3888 (iw_handler) NULL, /* SIOCSIWCOMMIT */
3889 (iw_handler) prism2_get_name, /* SIOCGIWNAME */
3890 (iw_handler) NULL, /* SIOCSIWNWID */
3891 (iw_handler) NULL, /* SIOCGIWNWID */
3892 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */
3893 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */
3894 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */
3895 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */
3896 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */
3897 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */
3898 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
3899 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */
3900 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
3901 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
3902 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
3903 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
3904 iw_handler_set_spy, /* SIOCSIWSPY */
3905 iw_handler_get_spy, /* SIOCGIWSPY */
3906 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3907 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3908 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */
3909 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */
3910 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */
3911 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */
3912 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */
3913 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */
3914 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */
3915 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */
3916 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */
3917 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */
3918 (iw_handler) NULL, /* -- hole -- */
3919 (iw_handler) NULL, /* -- hole -- */
3920 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */
3921 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */
3922 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */
3923 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */
3924 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */
3925 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */
3926 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */
3927 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */
3928 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */
3929 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */
3930 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */
3931 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */
3932 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */
3933 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */
3934 (iw_handler) NULL, /* -- hole -- */
3935 (iw_handler) NULL, /* -- hole -- */
3936 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */
3937 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */
3938 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */
3939 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */
3940 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
3941 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */
3942 (iw_handler) NULL, /* SIOCSIWPMKSA */
3943 (iw_handler) NULL, /* -- hole -- */
3944};
3945
3946static const iw_handler prism2_private_handler[] =
3947{ /* SIOCIWFIRSTPRIV + */
3948 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */
3949 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */
3950 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */
3951 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */
3952};
3953
5fad5a2e 3954const struct iw_handler_def hostap_iw_handler_def =
ff1d2767 3955{
ff8ac609
DC		 3956 .num_standard = ARRAY_SIZE(prism2_handler),
3957 .num_private = ARRAY_SIZE(prism2_private_handler),
3958 .num_private_args = ARRAY_SIZE(prism2_priv),
ff1d2767
JM		 3959 .standard = (iw_handler *) prism2_handler,
3960 .private = (iw_handler *) prism2_private_handler,
3961 .private_args = (struct iw_priv_args *) prism2_priv,
3962 .get_wireless_stats = hostap_get_wireless_stats,
3963};
3964
3965
3966int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
3967{
3968 struct iwreq *wrq = (struct iwreq *) ifr;
3969 struct hostap_interface *iface;
3970 local_info_t *local;
3971 int ret = 0;
3972
3973 iface = netdev_priv(dev);
3974 local = iface->local;
3975
3976 switch (cmd) {
3977 /* Private ioctls (iwpriv) that have not yet been converted
3978 * into new wireless extensions API */
3979
3980 case PRISM2_IOCTL_INQUIRE:
3981 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3982 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
3983 break;
3984
3985 case PRISM2_IOCTL_MONITOR:
3986 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3987 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
3988 break;
3989
3990 case PRISM2_IOCTL_RESET:
3991 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3992 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
3993 break;
3994
3995 case PRISM2_IOCTL_WDS_ADD:
3996 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
3997 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
3998 break;
3999
4000 case PRISM2_IOCTL_WDS_DEL:
4001 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4002 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
4003 break;
4004
4005 case PRISM2_IOCTL_SET_RID_WORD:
4006 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4007 else ret = prism2_ioctl_priv_set_rid_word(dev,
4008 (int *) wrq->u.name);
4009 break;
4010
4011#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
4012 case PRISM2_IOCTL_MACCMD:
4013 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4014 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
4015 break;
4016
4017 case PRISM2_IOCTL_ADDMAC:
4018 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4019 else ret = ap_control_add_mac(&local->ap->mac_restrictions,
4020 wrq->u.ap_addr.sa_data);
4021 break;
4022 case PRISM2_IOCTL_DELMAC:
4023 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4024 else ret = ap_control_del_mac(&local->ap->mac_restrictions,
4025 wrq->u.ap_addr.sa_data);
4026 break;
4027 case PRISM2_IOCTL_KICKMAC:
4028 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4029 else ret = ap_control_kick_mac(local->ap, local->dev,
4030 wrq->u.ap_addr.sa_data);
4031 break;
4032#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
4033
4034
4035 /* Private ioctls that are not used with iwpriv;
4036 * in SIOCDEVPRIVATE range */
4037
4038#ifdef PRISM2_DOWNLOAD_SUPPORT
4039 case PRISM2_IOCTL_DOWNLOAD:
4040 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4041 else ret = prism2_ioctl_priv_download(local, &wrq->u.data);
4042 break;
4043#endif /* PRISM2_DOWNLOAD_SUPPORT */
4044
4045 case PRISM2_IOCTL_HOSTAPD:
4046 if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
4047 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data);
4048 break;
4049
4050 default:
4051 ret = -EOPNOTSUPP;
4052 break;
4053 }
4054
4055 return ret;
4056}
Linux kernel - Deliverables
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