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[openwrt.git] / package / libertas / src / wext.c
1 /**
2 * This file contains ioctl functions
3 */
4 #include <linux/ctype.h>
5 #include <linux/delay.h>
6 #include <linux/if.h>
7 #include <linux/if_arp.h>
8 #include <linux/wireless.h>
9 #include <linux/bitops.h>
10
11 #include <net/ieee80211.h>
12 #include <net/iw_handler.h>
13
14 #include "host.h"
15 #include "radiotap.h"
16 #include "decl.h"
17 #include "defs.h"
18 #include "dev.h"
19 #include "join.h"
20 #include "wext.h"
21 #include "assoc.h"
22 #include "cmd.h"
23
24
25 static inline void lbs_postpone_association_work(struct lbs_private *priv)
26 {
27 if (priv->surpriseremoved)
28 return;
29 cancel_delayed_work(&priv->assoc_work);
30 queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2);
31 }
32
33 static inline void lbs_cancel_association_work(struct lbs_private *priv)
34 {
35 cancel_delayed_work(&priv->assoc_work);
36 kfree(priv->pending_assoc_req);
37 priv->pending_assoc_req = NULL;
38 }
39
40
41 /**
42 * @brief Find the channel frequency power info with specific channel
43 *
44 * @param priv A pointer to struct lbs_private structure
45 * @param band it can be BAND_A, BAND_G or BAND_B
46 * @param channel the channel for looking
47 * @return A pointer to struct chan_freq_power structure or NULL if not find.
48 */
49 struct chan_freq_power *lbs_find_cfp_by_band_and_channel(
50 struct lbs_private *priv,
51 u8 band,
52 u16 channel)
53 {
54 struct chan_freq_power *cfp = NULL;
55 struct region_channel *rc;
56 int i, j;
57
58 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
59 rc = &priv->region_channel[j];
60
61 if (priv->enable11d)
62 rc = &priv->universal_channel[j];
63 if (!rc->valid || !rc->CFP)
64 continue;
65 if (rc->band != band)
66 continue;
67 for (i = 0; i < rc->nrcfp; i++) {
68 if (rc->CFP[i].channel == channel) {
69 cfp = &rc->CFP[i];
70 break;
71 }
72 }
73 }
74
75 if (!cfp && channel)
76 lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find "
77 "cfp by band %d / channel %d\n", band, channel);
78
79 return cfp;
80 }
81
82 /**
83 * @brief Find the channel frequency power info with specific frequency
84 *
85 * @param priv A pointer to struct lbs_private structure
86 * @param band it can be BAND_A, BAND_G or BAND_B
87 * @param freq the frequency for looking
88 * @return A pointer to struct chan_freq_power structure or NULL if not find.
89 */
90 static struct chan_freq_power *find_cfp_by_band_and_freq(
91 struct lbs_private *priv,
92 u8 band,
93 u32 freq)
94 {
95 struct chan_freq_power *cfp = NULL;
96 struct region_channel *rc;
97 int i, j;
98
99 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
100 rc = &priv->region_channel[j];
101
102 if (priv->enable11d)
103 rc = &priv->universal_channel[j];
104 if (!rc->valid || !rc->CFP)
105 continue;
106 if (rc->band != band)
107 continue;
108 for (i = 0; i < rc->nrcfp; i++) {
109 if (rc->CFP[i].freq == freq) {
110 cfp = &rc->CFP[i];
111 break;
112 }
113 }
114 }
115
116 if (!cfp && freq)
117 lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by "
118 "band %d / freq %d\n", band, freq);
119
120 return cfp;
121 }
122
123
124 /**
125 * @brief Set Radio On/OFF
126 *
127 * @param priv A pointer to struct lbs_private structure
128 * @option Radio Option
129 * @return 0 --success, otherwise fail
130 */
131 static int lbs_radio_ioctl(struct lbs_private *priv, u8 option)
132 {
133 int ret = 0;
134
135 lbs_deb_enter(LBS_DEB_WEXT);
136
137 if (priv->radioon != option) {
138 lbs_deb_wext("switching radio %s\n", option ? "on" : "off");
139 priv->radioon = option;
140
141 ret = lbs_prepare_and_send_command(priv,
142 CMD_802_11_RADIO_CONTROL,
143 CMD_ACT_SET,
144 CMD_OPTION_WAITFORRSP, 0, NULL);
145 }
146
147 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
148 return ret;
149 }
150
151 /**
152 * @brief Copy active data rates based on adapter mode and status
153 *
154 * @param priv A pointer to struct lbs_private structure
155 * @param rate The buf to return the active rates
156 */
157 static void copy_active_data_rates(struct lbs_private *priv, u8 *rates)
158 {
159 lbs_deb_enter(LBS_DEB_WEXT);
160
161 if ((priv->connect_status != LBS_CONNECTED) &&
162 (priv->mesh_connect_status != LBS_CONNECTED))
163 memcpy(rates, lbs_bg_rates, MAX_RATES);
164 else
165 memcpy(rates, priv->curbssparams.rates, MAX_RATES);
166
167 lbs_deb_leave(LBS_DEB_WEXT);
168 }
169
170 static int lbs_get_name(struct net_device *dev, struct iw_request_info *info,
171 char *cwrq, char *extra)
172 {
173
174 lbs_deb_enter(LBS_DEB_WEXT);
175
176 /* We could add support for 802.11n here as needed. Jean II */
177 snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g");
178
179 lbs_deb_leave(LBS_DEB_WEXT);
180 return 0;
181 }
182
183 static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info,
184 struct iw_freq *fwrq, char *extra)
185 {
186 struct lbs_private *priv = dev->priv;
187 struct chan_freq_power *cfp;
188
189 lbs_deb_enter(LBS_DEB_WEXT);
190
191 cfp = lbs_find_cfp_by_band_and_channel(priv, 0,
192 priv->curbssparams.channel);
193
194 if (!cfp) {
195 if (priv->curbssparams.channel)
196 lbs_deb_wext("invalid channel %d\n",
197 priv->curbssparams.channel);
198 return -EINVAL;
199 }
200
201 fwrq->m = (long)cfp->freq * 100000;
202 fwrq->e = 1;
203
204 lbs_deb_wext("freq %u\n", fwrq->m);
205 lbs_deb_leave(LBS_DEB_WEXT);
206 return 0;
207 }
208
209 static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info,
210 struct sockaddr *awrq, char *extra)
211 {
212 struct lbs_private *priv = dev->priv;
213
214 lbs_deb_enter(LBS_DEB_WEXT);
215
216 if (priv->connect_status == LBS_CONNECTED) {
217 memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN);
218 } else {
219 memset(awrq->sa_data, 0, ETH_ALEN);
220 }
221 awrq->sa_family = ARPHRD_ETHER;
222
223 lbs_deb_leave(LBS_DEB_WEXT);
224 return 0;
225 }
226
227 static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info,
228 struct iw_point *dwrq, char *extra)
229 {
230 struct lbs_private *priv = dev->priv;
231
232 lbs_deb_enter(LBS_DEB_WEXT);
233
234 /*
235 * Check the size of the string
236 */
237
238 if (dwrq->length > 16) {
239 return -E2BIG;
240 }
241
242 mutex_lock(&priv->lock);
243 memset(priv->nodename, 0, sizeof(priv->nodename));
244 memcpy(priv->nodename, extra, dwrq->length);
245 mutex_unlock(&priv->lock);
246
247 lbs_deb_leave(LBS_DEB_WEXT);
248 return 0;
249 }
250
251 static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info,
252 struct iw_point *dwrq, char *extra)
253 {
254 struct lbs_private *priv = dev->priv;
255
256 lbs_deb_enter(LBS_DEB_WEXT);
257
258 dwrq->length = strlen(priv->nodename);
259 memcpy(extra, priv->nodename, dwrq->length);
260 extra[dwrq->length] = '\0';
261
262 dwrq->flags = 1; /* active */
263
264 lbs_deb_leave(LBS_DEB_WEXT);
265 return 0;
266 }
267
268 static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
269 struct iw_point *dwrq, char *extra)
270 {
271 struct lbs_private *priv = dev->priv;
272
273 lbs_deb_enter(LBS_DEB_WEXT);
274
275 /* Use nickname to indicate that mesh is on */
276
277 if (priv->mesh_connect_status == LBS_CONNECTED) {
278 strncpy(extra, "Mesh", 12);
279 extra[12] = '\0';
280 dwrq->length = strlen(extra);
281 }
282
283 else {
284 extra[0] = '\0';
285 dwrq->length = 0;
286 }
287
288 lbs_deb_leave(LBS_DEB_WEXT);
289 return 0;
290 }
291
292 static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info,
293 struct iw_param *vwrq, char *extra)
294 {
295 int ret = 0;
296 struct lbs_private *priv = dev->priv;
297 u32 rthr = vwrq->value;
298
299 lbs_deb_enter(LBS_DEB_WEXT);
300
301 if (vwrq->disabled) {
302 priv->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
303 } else {
304 if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
305 return -EINVAL;
306 priv->rtsthsd = rthr;
307 }
308
309 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
310 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
311 OID_802_11_RTS_THRESHOLD, &rthr);
312
313 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
314 return ret;
315 }
316
317 static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info,
318 struct iw_param *vwrq, char *extra)
319 {
320 int ret = 0;
321 struct lbs_private *priv = dev->priv;
322
323 lbs_deb_enter(LBS_DEB_WEXT);
324
325 priv->rtsthsd = 0;
326 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
327 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
328 OID_802_11_RTS_THRESHOLD, NULL);
329 if (ret)
330 goto out;
331
332 vwrq->value = priv->rtsthsd;
333 vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
334 || (vwrq->value > MRVDRV_RTS_MAX_VALUE));
335 vwrq->fixed = 1;
336
337 out:
338 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
339 return ret;
340 }
341
342 static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info,
343 struct iw_param *vwrq, char *extra)
344 {
345 int ret = 0;
346 u32 fthr = vwrq->value;
347 struct lbs_private *priv = dev->priv;
348
349 lbs_deb_enter(LBS_DEB_WEXT);
350
351 if (vwrq->disabled) {
352 priv->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
353 } else {
354 if (fthr < MRVDRV_FRAG_MIN_VALUE
355 || fthr > MRVDRV_FRAG_MAX_VALUE)
356 return -EINVAL;
357 priv->fragthsd = fthr;
358 }
359
360 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
361 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
362 OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);
363
364 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
365 return ret;
366 }
367
368 static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info,
369 struct iw_param *vwrq, char *extra)
370 {
371 int ret = 0;
372 struct lbs_private *priv = dev->priv;
373
374 lbs_deb_enter(LBS_DEB_WEXT);
375
376 priv->fragthsd = 0;
377 ret = lbs_prepare_and_send_command(priv,
378 CMD_802_11_SNMP_MIB,
379 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
380 OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
381 if (ret)
382 goto out;
383
384 vwrq->value = priv->fragthsd;
385 vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
386 || (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
387 vwrq->fixed = 1;
388
389 out:
390 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
391 return ret;
392 }
393
394 static int lbs_get_mode(struct net_device *dev,
395 struct iw_request_info *info, u32 * uwrq, char *extra)
396 {
397 struct lbs_private *priv = dev->priv;
398
399 lbs_deb_enter(LBS_DEB_WEXT);
400
401 *uwrq = priv->mode;
402
403 lbs_deb_leave(LBS_DEB_WEXT);
404 return 0;
405 }
406
407 static int mesh_wlan_get_mode(struct net_device *dev,
408 struct iw_request_info *info, u32 * uwrq,
409 char *extra)
410 {
411 lbs_deb_enter(LBS_DEB_WEXT);
412
413 *uwrq = IW_MODE_REPEAT ;
414
415 lbs_deb_leave(LBS_DEB_WEXT);
416 return 0;
417 }
418
419 static int lbs_get_txpow(struct net_device *dev,
420 struct iw_request_info *info,
421 struct iw_param *vwrq, char *extra)
422 {
423 int ret = 0;
424 struct lbs_private *priv = dev->priv;
425
426 lbs_deb_enter(LBS_DEB_WEXT);
427
428 ret = lbs_prepare_and_send_command(priv,
429 CMD_802_11_RF_TX_POWER,
430 CMD_ACT_TX_POWER_OPT_GET,
431 CMD_OPTION_WAITFORRSP, 0, NULL);
432
433 if (ret)
434 goto out;
435
436 lbs_deb_wext("tx power level %d dbm\n", priv->txpowerlevel);
437 vwrq->value = priv->txpowerlevel;
438 vwrq->fixed = 1;
439 if (priv->radioon) {
440 vwrq->disabled = 0;
441 vwrq->flags = IW_TXPOW_DBM;
442 } else {
443 vwrq->disabled = 1;
444 }
445
446 out:
447 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
448 return ret;
449 }
450
451 static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info,
452 struct iw_param *vwrq, char *extra)
453 {
454 int ret = 0;
455 struct lbs_private *priv = dev->priv;
456
457 lbs_deb_enter(LBS_DEB_WEXT);
458
459 if (vwrq->flags == IW_RETRY_LIMIT) {
460 /* The MAC has a 4-bit Total_Tx_Count register
461 Total_Tx_Count = 1 + Tx_Retry_Count */
462 #define TX_RETRY_MIN 0
463 #define TX_RETRY_MAX 14
464 if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
465 return -EINVAL;
466
467 /* Adding 1 to convert retry count to try count */
468 priv->txretrycount = vwrq->value + 1;
469
470 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
471 CMD_ACT_SET,
472 CMD_OPTION_WAITFORRSP,
473 OID_802_11_TX_RETRYCOUNT, NULL);
474
475 if (ret)
476 goto out;
477 } else {
478 return -EOPNOTSUPP;
479 }
480
481 out:
482 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
483 return ret;
484 }
485
486 static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info,
487 struct iw_param *vwrq, char *extra)
488 {
489 struct lbs_private *priv = dev->priv;
490 int ret = 0;
491
492 lbs_deb_enter(LBS_DEB_WEXT);
493
494 priv->txretrycount = 0;
495 ret = lbs_prepare_and_send_command(priv,
496 CMD_802_11_SNMP_MIB,
497 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
498 OID_802_11_TX_RETRYCOUNT, NULL);
499 if (ret)
500 goto out;
501
502 vwrq->disabled = 0;
503 if (!vwrq->flags) {
504 vwrq->flags = IW_RETRY_LIMIT;
505 /* Subtract 1 to convert try count to retry count */
506 vwrq->value = priv->txretrycount - 1;
507 }
508
509 out:
510 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
511 return ret;
512 }
513
514 static inline void sort_channels(struct iw_freq *freq, int num)
515 {
516 int i, j;
517 struct iw_freq temp;
518
519 for (i = 0; i < num; i++)
520 for (j = i + 1; j < num; j++)
521 if (freq[i].i > freq[j].i) {
522 temp.i = freq[i].i;
523 temp.m = freq[i].m;
524
525 freq[i].i = freq[j].i;
526 freq[i].m = freq[j].m;
527
528 freq[j].i = temp.i;
529 freq[j].m = temp.m;
530 }
531 }
532
533 /* data rate listing
534 MULTI_BANDS:
535 abg a b b/g
536 Infra G(12) A(8) B(4) G(12)
537 Adhoc A+B(12) A(8) B(4) B(4)
538
539 non-MULTI_BANDS:
540 b b/g
541 Infra B(4) G(12)
542 Adhoc B(4) B(4)
543 */
544 /**
545 * @brief Get Range Info
546 *
547 * @param dev A pointer to net_device structure
548 * @param info A pointer to iw_request_info structure
549 * @param vwrq A pointer to iw_param structure
550 * @param extra A pointer to extra data buf
551 * @return 0 --success, otherwise fail
552 */
553 static int lbs_get_range(struct net_device *dev, struct iw_request_info *info,
554 struct iw_point *dwrq, char *extra)
555 {
556 int i, j;
557 struct lbs_private *priv = dev->priv;
558 struct iw_range *range = (struct iw_range *)extra;
559 struct chan_freq_power *cfp;
560 u8 rates[MAX_RATES + 1];
561
562 u8 flag = 0;
563
564 lbs_deb_enter(LBS_DEB_WEXT);
565
566 dwrq->length = sizeof(struct iw_range);
567 memset(range, 0, sizeof(struct iw_range));
568
569 range->min_nwid = 0;
570 range->max_nwid = 0;
571
572 memset(rates, 0, sizeof(rates));
573 copy_active_data_rates(priv, rates);
574 range->num_bitrates = strnlen(rates, IW_MAX_BITRATES);
575 for (i = 0; i < range->num_bitrates; i++)
576 range->bitrate[i] = rates[i] * 500000;
577 range->num_bitrates = i;
578 lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES,
579 range->num_bitrates);
580
581 range->num_frequency = 0;
582 if (priv->enable11d &&
583 (priv->connect_status == LBS_CONNECTED ||
584 priv->mesh_connect_status == LBS_CONNECTED)) {
585 u8 chan_no;
586 u8 band;
587
588 struct parsed_region_chan_11d *parsed_region_chan =
589 &priv->parsed_region_chan;
590
591 if (parsed_region_chan == NULL) {
592 lbs_deb_wext("11d: parsed_region_chan is NULL\n");
593 goto out;
594 }
595 band = parsed_region_chan->band;
596 lbs_deb_wext("band %d, nr_char %d\n", band,
597 parsed_region_chan->nr_chan);
598
599 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
600 && (i < parsed_region_chan->nr_chan); i++) {
601 chan_no = parsed_region_chan->chanpwr[i].chan;
602 lbs_deb_wext("chan_no %d\n", chan_no);
603 range->freq[range->num_frequency].i = (long)chan_no;
604 range->freq[range->num_frequency].m =
605 (long)lbs_chan_2_freq(chan_no, band) * 100000;
606 range->freq[range->num_frequency].e = 1;
607 range->num_frequency++;
608 }
609 flag = 1;
610 }
611 if (!flag) {
612 for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
613 && (j < ARRAY_SIZE(priv->region_channel)); j++) {
614 cfp = priv->region_channel[j].CFP;
615 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
616 && priv->region_channel[j].valid
617 && cfp
618 && (i < priv->region_channel[j].nrcfp); i++) {
619 range->freq[range->num_frequency].i =
620 (long)cfp->channel;
621 range->freq[range->num_frequency].m =
622 (long)cfp->freq * 100000;
623 range->freq[range->num_frequency].e = 1;
624 cfp++;
625 range->num_frequency++;
626 }
627 }
628 }
629
630 lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
631 IW_MAX_FREQUENCIES, range->num_frequency);
632
633 range->num_channels = range->num_frequency;
634
635 sort_channels(&range->freq[0], range->num_frequency);
636
637 /*
638 * Set an indication of the max TCP throughput in bit/s that we can
639 * expect using this interface
640 */
641 if (i > 2)
642 range->throughput = 5000 * 1000;
643 else
644 range->throughput = 1500 * 1000;
645
646 range->min_rts = MRVDRV_RTS_MIN_VALUE;
647 range->max_rts = MRVDRV_RTS_MAX_VALUE;
648 range->min_frag = MRVDRV_FRAG_MIN_VALUE;
649 range->max_frag = MRVDRV_FRAG_MAX_VALUE;
650
651 range->encoding_size[0] = 5;
652 range->encoding_size[1] = 13;
653 range->num_encoding_sizes = 2;
654 range->max_encoding_tokens = 4;
655
656 range->min_pmp = 1000000;
657 range->max_pmp = 120000000;
658 range->min_pmt = 1000;
659 range->max_pmt = 1000000;
660 range->pmp_flags = IW_POWER_PERIOD;
661 range->pmt_flags = IW_POWER_TIMEOUT;
662 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
663
664 /*
665 * Minimum version we recommend
666 */
667 range->we_version_source = 15;
668
669 /*
670 * Version we are compiled with
671 */
672 range->we_version_compiled = WIRELESS_EXT;
673
674 range->retry_capa = IW_RETRY_LIMIT;
675 range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
676
677 range->min_retry = TX_RETRY_MIN;
678 range->max_retry = TX_RETRY_MAX;
679
680 /*
681 * Set the qual, level and noise range values
682 */
683 range->max_qual.qual = 100;
684 range->max_qual.level = 0;
685 range->max_qual.noise = 0;
686 range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
687
688 range->avg_qual.qual = 70;
689 /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
690 range->avg_qual.level = 0;
691 range->avg_qual.noise = 0;
692 range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
693
694 range->sensitivity = 0;
695
696 /*
697 * Setup the supported power level ranges
698 */
699 memset(range->txpower, 0, sizeof(range->txpower));
700 range->txpower[0] = 5;
701 range->txpower[1] = 7;
702 range->txpower[2] = 9;
703 range->txpower[3] = 11;
704 range->txpower[4] = 13;
705 range->txpower[5] = 15;
706 range->txpower[6] = 17;
707 range->txpower[7] = 19;
708
709 range->num_txpower = 8;
710 range->txpower_capa = IW_TXPOW_DBM;
711 range->txpower_capa |= IW_TXPOW_RANGE;
712
713 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
714 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
715 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
716 range->event_capa[1] = IW_EVENT_CAPA_K_1;
717
718 if (priv->fwcapinfo & FW_CAPINFO_WPA) {
719 range->enc_capa = IW_ENC_CAPA_WPA
720 | IW_ENC_CAPA_WPA2
721 | IW_ENC_CAPA_CIPHER_TKIP
722 | IW_ENC_CAPA_CIPHER_CCMP;
723 }
724
725 out:
726 lbs_deb_leave(LBS_DEB_WEXT);
727 return 0;
728 }
729
730 static int lbs_set_power(struct net_device *dev, struct iw_request_info *info,
731 struct iw_param *vwrq, char *extra)
732 {
733 struct lbs_private *priv = dev->priv;
734
735 lbs_deb_enter(LBS_DEB_WEXT);
736
737 /* PS is currently supported only in Infrastructure mode
738 * Remove this check if it is to be supported in IBSS mode also
739 */
740
741 if (vwrq->disabled) {
742 priv->psmode = LBS802_11POWERMODECAM;
743 if (priv->psstate != PS_STATE_FULL_POWER) {
744 lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
745 }
746
747 return 0;
748 }
749
750 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
751 lbs_deb_wext(
752 "setting power timeout is not supported\n");
753 return -EINVAL;
754 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
755 lbs_deb_wext("setting power period not supported\n");
756 return -EINVAL;
757 }
758
759 if (priv->psmode != LBS802_11POWERMODECAM) {
760 return 0;
761 }
762
763 priv->psmode = LBS802_11POWERMODEMAX_PSP;
764
765 if (priv->connect_status == LBS_CONNECTED) {
766 lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP);
767 }
768
769 lbs_deb_leave(LBS_DEB_WEXT);
770 return 0;
771 }
772
773 static int lbs_get_power(struct net_device *dev, struct iw_request_info *info,
774 struct iw_param *vwrq, char *extra)
775 {
776 struct lbs_private *priv = dev->priv;
777 int mode;
778
779 lbs_deb_enter(LBS_DEB_WEXT);
780
781 mode = priv->psmode;
782
783 if ((vwrq->disabled = (mode == LBS802_11POWERMODECAM))
784 || priv->connect_status == LBS_DISCONNECTED)
785 {
786 goto out;
787 }
788
789 vwrq->value = 0;
790
791 out:
792 lbs_deb_leave(LBS_DEB_WEXT);
793 return 0;
794 }
795
796 static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev)
797 {
798 enum {
799 POOR = 30,
800 FAIR = 60,
801 GOOD = 80,
802 VERY_GOOD = 90,
803 EXCELLENT = 95,
804 PERFECT = 100
805 };
806 struct lbs_private *priv = dev->priv;
807 u32 rssi_qual;
808 u32 tx_qual;
809 u32 quality = 0;
810 int stats_valid = 0;
811 u8 rssi;
812 u32 tx_retries;
813
814 lbs_deb_enter(LBS_DEB_WEXT);
815
816 priv->wstats.status = priv->mode;
817
818 /* If we're not associated, all quality values are meaningless */
819 if ((priv->connect_status != LBS_CONNECTED) &&
820 (priv->mesh_connect_status != LBS_CONNECTED))
821 goto out;
822
823 /* Quality by RSSI */
824 priv->wstats.qual.level =
825 CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG],
826 priv->NF[TYPE_BEACON][TYPE_NOAVG]);
827
828 if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
829 priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
830 } else {
831 priv->wstats.qual.noise =
832 CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]);
833 }
834
835 lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level);
836 lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise);
837
838 rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
839 if (rssi < 15)
840 rssi_qual = rssi * POOR / 10;
841 else if (rssi < 20)
842 rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
843 else if (rssi < 30)
844 rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
845 else if (rssi < 40)
846 rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
847 10 + GOOD;
848 else
849 rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
850 10 + VERY_GOOD;
851 quality = rssi_qual;
852
853 /* Quality by TX errors */
854 priv->wstats.discard.retries = priv->stats.tx_errors;
855
856 tx_retries = le32_to_cpu(priv->logmsg.retry);
857
858 if (tx_retries > 75)
859 tx_qual = (90 - tx_retries) * POOR / 15;
860 else if (tx_retries > 70)
861 tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
862 else if (tx_retries > 65)
863 tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
864 else if (tx_retries > 50)
865 tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
866 15 + GOOD;
867 else
868 tx_qual = (50 - tx_retries) *
869 (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
870 quality = min(quality, tx_qual);
871
872 priv->wstats.discard.code = le32_to_cpu(priv->logmsg.wepundecryptable);
873 priv->wstats.discard.fragment = le32_to_cpu(priv->logmsg.rxfrag);
874 priv->wstats.discard.retries = tx_retries;
875 priv->wstats.discard.misc = le32_to_cpu(priv->logmsg.ackfailure);
876
877 /* Calculate quality */
878 priv->wstats.qual.qual = min_t(u8, quality, 100);
879 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
880 stats_valid = 1;
881
882 /* update stats asynchronously for future calls */
883 lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
884 0, 0, NULL);
885 lbs_prepare_and_send_command(priv, CMD_802_11_GET_LOG, 0,
886 0, 0, NULL);
887 out:
888 if (!stats_valid) {
889 priv->wstats.miss.beacon = 0;
890 priv->wstats.discard.retries = 0;
891 priv->wstats.qual.qual = 0;
892 priv->wstats.qual.level = 0;
893 priv->wstats.qual.noise = 0;
894 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
895 priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
896 IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
897 }
898
899 lbs_deb_leave(LBS_DEB_WEXT);
900 return &priv->wstats;
901
902
903 }
904
905 static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info,
906 struct iw_freq *fwrq, char *extra)
907 {
908 int ret = -EINVAL;
909 struct lbs_private *priv = dev->priv;
910 struct chan_freq_power *cfp;
911 struct assoc_request * assoc_req;
912
913 lbs_deb_enter(LBS_DEB_WEXT);
914
915 mutex_lock(&priv->lock);
916 assoc_req = lbs_get_association_request(priv);
917 if (!assoc_req) {
918 ret = -ENOMEM;
919 goto out;
920 }
921
922 /* If setting by frequency, convert to a channel */
923 if (fwrq->e == 1) {
924 long f = fwrq->m / 100000;
925
926 cfp = find_cfp_by_band_and_freq(priv, 0, f);
927 if (!cfp) {
928 lbs_deb_wext("invalid freq %ld\n", f);
929 goto out;
930 }
931
932 fwrq->e = 0;
933 fwrq->m = (int) cfp->channel;
934 }
935
936 /* Setting by channel number */
937 if (fwrq->m > 1000 || fwrq->e > 0) {
938 goto out;
939 }
940
941 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
942 if (!cfp) {
943 goto out;
944 }
945
946 assoc_req->channel = fwrq->m;
947 ret = 0;
948
949 out:
950 if (ret == 0) {
951 set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
952 lbs_postpone_association_work(priv);
953 } else {
954 lbs_cancel_association_work(priv);
955 }
956 mutex_unlock(&priv->lock);
957
958 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
959 return ret;
960 }
961
962 static int lbs_mesh_set_freq(struct net_device *dev,
963 struct iw_request_info *info,
964 struct iw_freq *fwrq, char *extra)
965 {
966 struct lbs_private *priv = dev->priv;
967 struct chan_freq_power *cfp;
968 int ret = -EINVAL;
969
970 lbs_deb_enter(LBS_DEB_WEXT);
971
972 /* If setting by frequency, convert to a channel */
973 if (fwrq->e == 1) {
974 long f = fwrq->m / 100000;
975
976 cfp = find_cfp_by_band_and_freq(priv, 0, f);
977 if (!cfp) {
978 lbs_deb_wext("invalid freq %ld\n", f);
979 goto out;
980 }
981
982 fwrq->e = 0;
983 fwrq->m = (int) cfp->channel;
984 }
985
986 /* Setting by channel number */
987 if (fwrq->m > 1000 || fwrq->e > 0) {
988 goto out;
989 }
990
991 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
992 if (!cfp) {
993 goto out;
994 }
995
996 if (fwrq->m != priv->curbssparams.channel) {
997 lbs_deb_wext("mesh channel change forces eth disconnect\n");
998 if (priv->mode == IW_MODE_INFRA)
999 lbs_send_deauthentication(priv);
1000 else if (priv->mode == IW_MODE_ADHOC)
1001 lbs_stop_adhoc_network(priv);
1002 }
1003 priv->curbssparams.channel = fwrq->m;
1004 lbs_mesh_config(priv, 0);
1005 lbs_mesh_config(priv, 1);
1006 ret = 0;
1007
1008 out:
1009 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1010 return ret;
1011 }
1012
1013 static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
1014 struct iw_param *vwrq, char *extra)
1015 {
1016 struct lbs_private *priv = dev->priv;
1017 u8 new_rate = 0;
1018 int ret = -EINVAL;
1019 u8 rates[MAX_RATES + 1];
1020
1021 lbs_deb_enter(LBS_DEB_WEXT);
1022 lbs_deb_wext("vwrq->value %d\n", vwrq->value);
1023
1024 /* Auto rate? */
1025 if (vwrq->value == -1) {
1026 priv->auto_rate = 1;
1027 priv->cur_rate = 0;
1028 } else {
1029 if (vwrq->value % 100000)
1030 goto out;
1031
1032 memset(rates, 0, sizeof(rates));
1033 copy_active_data_rates(priv, rates);
1034 new_rate = vwrq->value / 500000;
1035 if (!memchr(rates, new_rate, sizeof(rates))) {
1036 lbs_pr_alert("fixed data rate 0x%X out of range\n",
1037 new_rate);
1038 goto out;
1039 }
1040
1041 priv->cur_rate = new_rate;
1042 priv->auto_rate = 0;
1043 }
1044
1045 ret = lbs_set_data_rate(priv, new_rate);
1046
1047 out:
1048 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1049 return ret;
1050 }
1051
1052 static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info,
1053 struct iw_param *vwrq, char *extra)
1054 {
1055 struct lbs_private *priv = dev->priv;
1056
1057 lbs_deb_enter(LBS_DEB_WEXT);
1058
1059 if (priv->connect_status == LBS_CONNECTED) {
1060 vwrq->value = priv->cur_rate * 500000;
1061
1062 if (priv->auto_rate)
1063 vwrq->fixed = 0;
1064 else
1065 vwrq->fixed = 1;
1066
1067 } else {
1068 vwrq->fixed = 0;
1069 vwrq->value = 0;
1070 }
1071
1072 lbs_deb_leave(LBS_DEB_WEXT);
1073 return 0;
1074 }
1075
1076 static int lbs_set_mode(struct net_device *dev,
1077 struct iw_request_info *info, u32 * uwrq, char *extra)
1078 {
1079 int ret = 0;
1080 struct lbs_private *priv = dev->priv;
1081 struct assoc_request * assoc_req;
1082
1083 lbs_deb_enter(LBS_DEB_WEXT);
1084
1085 if ( (*uwrq != IW_MODE_ADHOC)
1086 && (*uwrq != IW_MODE_INFRA)
1087 && (*uwrq != IW_MODE_AUTO)) {
1088 lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
1089 ret = -EINVAL;
1090 goto out;
1091 }
1092
1093 mutex_lock(&priv->lock);
1094 assoc_req = lbs_get_association_request(priv);
1095 if (!assoc_req) {
1096 ret = -ENOMEM;
1097 lbs_cancel_association_work(priv);
1098 } else {
1099 assoc_req->mode = *uwrq;
1100 set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
1101 lbs_postpone_association_work(priv);
1102 lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
1103 }
1104 mutex_unlock(&priv->lock);
1105
1106 out:
1107 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1108 return ret;
1109 }
1110
1111
1112 /**
1113 * @brief Get Encryption key
1114 *
1115 * @param dev A pointer to net_device structure
1116 * @param info A pointer to iw_request_info structure
1117 * @param vwrq A pointer to iw_param structure
1118 * @param extra A pointer to extra data buf
1119 * @return 0 --success, otherwise fail
1120 */
1121 static int lbs_get_encode(struct net_device *dev,
1122 struct iw_request_info *info,
1123 struct iw_point *dwrq, u8 * extra)
1124 {
1125 struct lbs_private *priv = dev->priv;
1126 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1127
1128 lbs_deb_enter(LBS_DEB_WEXT);
1129
1130 lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
1131 dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx);
1132
1133 dwrq->flags = 0;
1134
1135 /* Authentication method */
1136 switch (priv->secinfo.auth_mode) {
1137 case IW_AUTH_ALG_OPEN_SYSTEM:
1138 dwrq->flags = IW_ENCODE_OPEN;
1139 break;
1140
1141 case IW_AUTH_ALG_SHARED_KEY:
1142 case IW_AUTH_ALG_LEAP:
1143 dwrq->flags = IW_ENCODE_RESTRICTED;
1144 break;
1145 default:
1146 dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
1147 break;
1148 }
1149
1150 memset(extra, 0, 16);
1151
1152 mutex_lock(&priv->lock);
1153
1154 /* Default to returning current transmit key */
1155 if (index < 0)
1156 index = priv->wep_tx_keyidx;
1157
1158 if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) {
1159 memcpy(extra, priv->wep_keys[index].key,
1160 priv->wep_keys[index].len);
1161 dwrq->length = priv->wep_keys[index].len;
1162
1163 dwrq->flags |= (index + 1);
1164 /* Return WEP enabled */
1165 dwrq->flags &= ~IW_ENCODE_DISABLED;
1166 } else if ((priv->secinfo.WPAenabled)
1167 || (priv->secinfo.WPA2enabled)) {
1168 /* return WPA enabled */
1169 dwrq->flags &= ~IW_ENCODE_DISABLED;
1170 dwrq->flags |= IW_ENCODE_NOKEY;
1171 } else {
1172 dwrq->flags |= IW_ENCODE_DISABLED;
1173 }
1174
1175 mutex_unlock(&priv->lock);
1176
1177 lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n",
1178 extra[0], extra[1], extra[2],
1179 extra[3], extra[4], extra[5], dwrq->length);
1180
1181 lbs_deb_wext("return flags 0x%x\n", dwrq->flags);
1182
1183 lbs_deb_leave(LBS_DEB_WEXT);
1184 return 0;
1185 }
1186
1187 /**
1188 * @brief Set Encryption key (internal)
1189 *
1190 * @param priv A pointer to private card structure
1191 * @param key_material A pointer to key material
1192 * @param key_length length of key material
1193 * @param index key index to set
1194 * @param set_tx_key Force set TX key (1 = yes, 0 = no)
1195 * @return 0 --success, otherwise fail
1196 */
1197 static int lbs_set_wep_key(struct assoc_request *assoc_req,
1198 const char *key_material,
1199 u16 key_length,
1200 u16 index,
1201 int set_tx_key)
1202 {
1203 int ret = 0;
1204 struct enc_key *pkey;
1205
1206 lbs_deb_enter(LBS_DEB_WEXT);
1207
1208 /* Paranoid validation of key index */
1209 if (index > 3) {
1210 ret = -EINVAL;
1211 goto out;
1212 }
1213
1214 /* validate max key length */
1215 if (key_length > KEY_LEN_WEP_104) {
1216 ret = -EINVAL;
1217 goto out;
1218 }
1219
1220 pkey = &assoc_req->wep_keys[index];
1221
1222 if (key_length > 0) {
1223 memset(pkey, 0, sizeof(struct enc_key));
1224 pkey->type = KEY_TYPE_ID_WEP;
1225
1226 /* Standardize the key length */
1227 pkey->len = (key_length > KEY_LEN_WEP_40) ?
1228 KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
1229 memcpy(pkey->key, key_material, key_length);
1230 }
1231
1232 if (set_tx_key) {
1233 /* Ensure the chosen key is valid */
1234 if (!pkey->len) {
1235 lbs_deb_wext("key not set, so cannot enable it\n");
1236 ret = -EINVAL;
1237 goto out;
1238 }
1239 assoc_req->wep_tx_keyidx = index;
1240 }
1241
1242 assoc_req->secinfo.wep_enabled = 1;
1243
1244 out:
1245 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1246 return ret;
1247 }
1248
1249 static int validate_key_index(u16 def_index, u16 raw_index,
1250 u16 *out_index, u16 *is_default)
1251 {
1252 if (!out_index || !is_default)
1253 return -EINVAL;
1254
1255 /* Verify index if present, otherwise use default TX key index */
1256 if (raw_index > 0) {
1257 if (raw_index > 4)
1258 return -EINVAL;
1259 *out_index = raw_index - 1;
1260 } else {
1261 *out_index = def_index;
1262 *is_default = 1;
1263 }
1264 return 0;
1265 }
1266
1267 static void disable_wep(struct assoc_request *assoc_req)
1268 {
1269 int i;
1270
1271 lbs_deb_enter(LBS_DEB_WEXT);
1272
1273 /* Set Open System auth mode */
1274 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1275
1276 /* Clear WEP keys and mark WEP as disabled */
1277 assoc_req->secinfo.wep_enabled = 0;
1278 for (i = 0; i < 4; i++)
1279 assoc_req->wep_keys[i].len = 0;
1280
1281 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1282 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1283
1284 lbs_deb_leave(LBS_DEB_WEXT);
1285 }
1286
1287 static void disable_wpa(struct assoc_request *assoc_req)
1288 {
1289 lbs_deb_enter(LBS_DEB_WEXT);
1290
1291 memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key));
1292 assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
1293 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1294
1295 memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key));
1296 assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
1297 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1298
1299 assoc_req->secinfo.WPAenabled = 0;
1300 assoc_req->secinfo.WPA2enabled = 0;
1301 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1302
1303 lbs_deb_leave(LBS_DEB_WEXT);
1304 }
1305
1306 /**
1307 * @brief Set Encryption key
1308 *
1309 * @param dev A pointer to net_device structure
1310 * @param info A pointer to iw_request_info structure
1311 * @param vwrq A pointer to iw_param structure
1312 * @param extra A pointer to extra data buf
1313 * @return 0 --success, otherwise fail
1314 */
1315 static int lbs_set_encode(struct net_device *dev,
1316 struct iw_request_info *info,
1317 struct iw_point *dwrq, char *extra)
1318 {
1319 int ret = 0;
1320 struct lbs_private *priv = dev->priv;
1321 struct assoc_request * assoc_req;
1322 u16 is_default = 0, index = 0, set_tx_key = 0;
1323
1324 lbs_deb_enter(LBS_DEB_WEXT);
1325
1326 mutex_lock(&priv->lock);
1327 assoc_req = lbs_get_association_request(priv);
1328 if (!assoc_req) {
1329 ret = -ENOMEM;
1330 goto out;
1331 }
1332
1333 if (dwrq->flags & IW_ENCODE_DISABLED) {
1334 disable_wep (assoc_req);
1335 disable_wpa (assoc_req);
1336 goto out;
1337 }
1338
1339 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1340 (dwrq->flags & IW_ENCODE_INDEX),
1341 &index, &is_default);
1342 if (ret) {
1343 ret = -EINVAL;
1344 goto out;
1345 }
1346
1347 /* If WEP isn't enabled, or if there is no key data but a valid
1348 * index, set the TX key.
1349 */
1350 if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
1351 set_tx_key = 1;
1352
1353 ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
1354 if (ret)
1355 goto out;
1356
1357 if (dwrq->length)
1358 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1359 if (set_tx_key)
1360 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1361
1362 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1363 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1364 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1365 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1366 }
1367
1368 out:
1369 if (ret == 0) {
1370 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1371 lbs_postpone_association_work(priv);
1372 } else {
1373 lbs_cancel_association_work(priv);
1374 }
1375 mutex_unlock(&priv->lock);
1376
1377 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1378 return ret;
1379 }
1380
1381 /**
1382 * @brief Get Extended Encryption key (WPA/802.1x and WEP)
1383 *
1384 * @param dev A pointer to net_device structure
1385 * @param info A pointer to iw_request_info structure
1386 * @param vwrq A pointer to iw_param structure
1387 * @param extra A pointer to extra data buf
1388 * @return 0 on success, otherwise failure
1389 */
1390 static int lbs_get_encodeext(struct net_device *dev,
1391 struct iw_request_info *info,
1392 struct iw_point *dwrq,
1393 char *extra)
1394 {
1395 int ret = -EINVAL;
1396 struct lbs_private *priv = dev->priv;
1397 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1398 int index, max_key_len;
1399
1400 lbs_deb_enter(LBS_DEB_WEXT);
1401
1402 max_key_len = dwrq->length - sizeof(*ext);
1403 if (max_key_len < 0)
1404 goto out;
1405
1406 index = dwrq->flags & IW_ENCODE_INDEX;
1407 if (index) {
1408 if (index < 1 || index > 4)
1409 goto out;
1410 index--;
1411 } else {
1412 index = priv->wep_tx_keyidx;
1413 }
1414
1415 if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
1416 ext->alg != IW_ENCODE_ALG_WEP) {
1417 if (index != 0 || priv->mode != IW_MODE_INFRA)
1418 goto out;
1419 }
1420
1421 dwrq->flags = index + 1;
1422 memset(ext, 0, sizeof(*ext));
1423
1424 if ( !priv->secinfo.wep_enabled
1425 && !priv->secinfo.WPAenabled
1426 && !priv->secinfo.WPA2enabled) {
1427 ext->alg = IW_ENCODE_ALG_NONE;
1428 ext->key_len = 0;
1429 dwrq->flags |= IW_ENCODE_DISABLED;
1430 } else {
1431 u8 *key = NULL;
1432
1433 if ( priv->secinfo.wep_enabled
1434 && !priv->secinfo.WPAenabled
1435 && !priv->secinfo.WPA2enabled) {
1436 /* WEP */
1437 ext->alg = IW_ENCODE_ALG_WEP;
1438 ext->key_len = priv->wep_keys[index].len;
1439 key = &priv->wep_keys[index].key[0];
1440 } else if ( !priv->secinfo.wep_enabled
1441 && (priv->secinfo.WPAenabled ||
1442 priv->secinfo.WPA2enabled)) {
1443 /* WPA */
1444 struct enc_key * pkey = NULL;
1445
1446 if ( priv->wpa_mcast_key.len
1447 && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
1448 pkey = &priv->wpa_mcast_key;
1449 else if ( priv->wpa_unicast_key.len
1450 && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
1451 pkey = &priv->wpa_unicast_key;
1452
1453 if (pkey) {
1454 if (pkey->type == KEY_TYPE_ID_AES) {
1455 ext->alg = IW_ENCODE_ALG_CCMP;
1456 } else {
1457 ext->alg = IW_ENCODE_ALG_TKIP;
1458 }
1459 ext->key_len = pkey->len;
1460 key = &pkey->key[0];
1461 } else {
1462 ext->alg = IW_ENCODE_ALG_TKIP;
1463 ext->key_len = 0;
1464 }
1465 } else {
1466 goto out;
1467 }
1468
1469 if (ext->key_len > max_key_len) {
1470 ret = -E2BIG;
1471 goto out;
1472 }
1473
1474 if (ext->key_len)
1475 memcpy(ext->key, key, ext->key_len);
1476 else
1477 dwrq->flags |= IW_ENCODE_NOKEY;
1478 dwrq->flags |= IW_ENCODE_ENABLED;
1479 }
1480 ret = 0;
1481
1482 out:
1483 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1484 return ret;
1485 }
1486
1487 /**
1488 * @brief Set Encryption key Extended (WPA/802.1x and WEP)
1489 *
1490 * @param dev A pointer to net_device structure
1491 * @param info A pointer to iw_request_info structure
1492 * @param vwrq A pointer to iw_param structure
1493 * @param extra A pointer to extra data buf
1494 * @return 0 --success, otherwise fail
1495 */
1496 static int lbs_set_encodeext(struct net_device *dev,
1497 struct iw_request_info *info,
1498 struct iw_point *dwrq,
1499 char *extra)
1500 {
1501 int ret = 0;
1502 struct lbs_private *priv = dev->priv;
1503 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1504 int alg = ext->alg;
1505 struct assoc_request * assoc_req;
1506
1507 lbs_deb_enter(LBS_DEB_WEXT);
1508
1509 mutex_lock(&priv->lock);
1510 assoc_req = lbs_get_association_request(priv);
1511 if (!assoc_req) {
1512 ret = -ENOMEM;
1513 goto out;
1514 }
1515
1516 if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
1517 disable_wep (assoc_req);
1518 disable_wpa (assoc_req);
1519 } else if (alg == IW_ENCODE_ALG_WEP) {
1520 u16 is_default = 0, index, set_tx_key = 0;
1521
1522 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1523 (dwrq->flags & IW_ENCODE_INDEX),
1524 &index, &is_default);
1525 if (ret)
1526 goto out;
1527
1528 /* If WEP isn't enabled, or if there is no key data but a valid
1529 * index, or if the set-TX-key flag was passed, set the TX key.
1530 */
1531 if ( !assoc_req->secinfo.wep_enabled
1532 || (dwrq->length == 0 && !is_default)
1533 || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
1534 set_tx_key = 1;
1535
1536 /* Copy key to driver */
1537 ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index,
1538 set_tx_key);
1539 if (ret)
1540 goto out;
1541
1542 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1543 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1544 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1545 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1546 }
1547
1548 /* Mark the various WEP bits as modified */
1549 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1550 if (dwrq->length)
1551 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1552 if (set_tx_key)
1553 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1554 } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
1555 struct enc_key * pkey;
1556
1557 /* validate key length */
1558 if (((alg == IW_ENCODE_ALG_TKIP)
1559 && (ext->key_len != KEY_LEN_WPA_TKIP))
1560 || ((alg == IW_ENCODE_ALG_CCMP)
1561 && (ext->key_len != KEY_LEN_WPA_AES))) {
1562 lbs_deb_wext("invalid size %d for key of alg "
1563 "type %d\n",
1564 ext->key_len,
1565 alg);
1566 ret = -EINVAL;
1567 goto out;
1568 }
1569
1570 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1571 pkey = &assoc_req->wpa_mcast_key;
1572 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1573 } else {
1574 pkey = &assoc_req->wpa_unicast_key;
1575 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1576 }
1577
1578 memset(pkey, 0, sizeof (struct enc_key));
1579 memcpy(pkey->key, ext->key, ext->key_len);
1580 pkey->len = ext->key_len;
1581 if (pkey->len)
1582 pkey->flags |= KEY_INFO_WPA_ENABLED;
1583
1584 /* Do this after zeroing key structure */
1585 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1586 pkey->flags |= KEY_INFO_WPA_MCAST;
1587 } else {
1588 pkey->flags |= KEY_INFO_WPA_UNICAST;
1589 }
1590
1591 if (alg == IW_ENCODE_ALG_TKIP) {
1592 pkey->type = KEY_TYPE_ID_TKIP;
1593 } else if (alg == IW_ENCODE_ALG_CCMP) {
1594 pkey->type = KEY_TYPE_ID_AES;
1595 }
1596
1597 /* If WPA isn't enabled yet, do that now */
1598 if ( assoc_req->secinfo.WPAenabled == 0
1599 && assoc_req->secinfo.WPA2enabled == 0) {
1600 assoc_req->secinfo.WPAenabled = 1;
1601 assoc_req->secinfo.WPA2enabled = 1;
1602 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1603 }
1604
1605 disable_wep (assoc_req);
1606 }
1607
1608 out:
1609 if (ret == 0) {
1610 lbs_postpone_association_work(priv);
1611 } else {
1612 lbs_cancel_association_work(priv);
1613 }
1614 mutex_unlock(&priv->lock);
1615
1616 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1617 return ret;
1618 }
1619
1620
1621 static int lbs_set_genie(struct net_device *dev,
1622 struct iw_request_info *info,
1623 struct iw_point *dwrq,
1624 char *extra)
1625 {
1626 struct lbs_private *priv = dev->priv;
1627 int ret = 0;
1628 struct assoc_request * assoc_req;
1629
1630 lbs_deb_enter(LBS_DEB_WEXT);
1631
1632 mutex_lock(&priv->lock);
1633 assoc_req = lbs_get_association_request(priv);
1634 if (!assoc_req) {
1635 ret = -ENOMEM;
1636 goto out;
1637 }
1638
1639 if (dwrq->length > MAX_WPA_IE_LEN ||
1640 (dwrq->length && extra == NULL)) {
1641 ret = -EINVAL;
1642 goto out;
1643 }
1644
1645 if (dwrq->length) {
1646 memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
1647 assoc_req->wpa_ie_len = dwrq->length;
1648 } else {
1649 memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie));
1650 assoc_req->wpa_ie_len = 0;
1651 }
1652
1653 out:
1654 if (ret == 0) {
1655 set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
1656 lbs_postpone_association_work(priv);
1657 } else {
1658 lbs_cancel_association_work(priv);
1659 }
1660 mutex_unlock(&priv->lock);
1661
1662 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1663 return ret;
1664 }
1665
1666 static int lbs_get_genie(struct net_device *dev,
1667 struct iw_request_info *info,
1668 struct iw_point *dwrq,
1669 char *extra)
1670 {
1671 int ret = 0;
1672 struct lbs_private *priv = dev->priv;
1673
1674 lbs_deb_enter(LBS_DEB_WEXT);
1675
1676 if (priv->wpa_ie_len == 0) {
1677 dwrq->length = 0;
1678 goto out;
1679 }
1680
1681 if (dwrq->length < priv->wpa_ie_len) {
1682 ret = -E2BIG;
1683 goto out;
1684 }
1685
1686 dwrq->length = priv->wpa_ie_len;
1687 memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len);
1688
1689 out:
1690 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1691 return ret;
1692 }
1693
1694
1695 static int lbs_set_auth(struct net_device *dev,
1696 struct iw_request_info *info,
1697 struct iw_param *dwrq,
1698 char *extra)
1699 {
1700 struct lbs_private *priv = dev->priv;
1701 struct assoc_request * assoc_req;
1702 int ret = 0;
1703 int updated = 0;
1704
1705 lbs_deb_enter(LBS_DEB_WEXT);
1706
1707 mutex_lock(&priv->lock);
1708 assoc_req = lbs_get_association_request(priv);
1709 if (!assoc_req) {
1710 ret = -ENOMEM;
1711 goto out;
1712 }
1713
1714 switch (dwrq->flags & IW_AUTH_INDEX) {
1715 case IW_AUTH_TKIP_COUNTERMEASURES:
1716 case IW_AUTH_CIPHER_PAIRWISE:
1717 case IW_AUTH_CIPHER_GROUP:
1718 case IW_AUTH_KEY_MGMT:
1719 case IW_AUTH_DROP_UNENCRYPTED:
1720 /*
1721 * libertas does not use these parameters
1722 */
1723 break;
1724
1725 case IW_AUTH_WPA_VERSION:
1726 if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
1727 assoc_req->secinfo.WPAenabled = 0;
1728 assoc_req->secinfo.WPA2enabled = 0;
1729 disable_wpa (assoc_req);
1730 }
1731 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
1732 assoc_req->secinfo.WPAenabled = 1;
1733 assoc_req->secinfo.wep_enabled = 0;
1734 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1735 }
1736 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
1737 assoc_req->secinfo.WPA2enabled = 1;
1738 assoc_req->secinfo.wep_enabled = 0;
1739 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1740 }
1741 updated = 1;
1742 break;
1743
1744 case IW_AUTH_80211_AUTH_ALG:
1745 if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
1746 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1747 } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
1748 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1749 } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
1750 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
1751 } else {
1752 ret = -EINVAL;
1753 }
1754 updated = 1;
1755 break;
1756
1757 case IW_AUTH_WPA_ENABLED:
1758 if (dwrq->value) {
1759 if (!assoc_req->secinfo.WPAenabled &&
1760 !assoc_req->secinfo.WPA2enabled) {
1761 assoc_req->secinfo.WPAenabled = 1;
1762 assoc_req->secinfo.WPA2enabled = 1;
1763 assoc_req->secinfo.wep_enabled = 0;
1764 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1765 }
1766 } else {
1767 assoc_req->secinfo.WPAenabled = 0;
1768 assoc_req->secinfo.WPA2enabled = 0;
1769 disable_wpa (assoc_req);
1770 }
1771 updated = 1;
1772 break;
1773
1774 default:
1775 ret = -EOPNOTSUPP;
1776 break;
1777 }
1778
1779 out:
1780 if (ret == 0) {
1781 if (updated)
1782 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1783 lbs_postpone_association_work(priv);
1784 } else if (ret != -EOPNOTSUPP) {
1785 lbs_cancel_association_work(priv);
1786 }
1787 mutex_unlock(&priv->lock);
1788
1789 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1790 return ret;
1791 }
1792
1793 static int lbs_get_auth(struct net_device *dev,
1794 struct iw_request_info *info,
1795 struct iw_param *dwrq,
1796 char *extra)
1797 {
1798 int ret = 0;
1799 struct lbs_private *priv = dev->priv;
1800
1801 lbs_deb_enter(LBS_DEB_WEXT);
1802
1803 switch (dwrq->flags & IW_AUTH_INDEX) {
1804 case IW_AUTH_WPA_VERSION:
1805 dwrq->value = 0;
1806 if (priv->secinfo.WPAenabled)
1807 dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
1808 if (priv->secinfo.WPA2enabled)
1809 dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
1810 if (!dwrq->value)
1811 dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
1812 break;
1813
1814 case IW_AUTH_80211_AUTH_ALG:
1815 dwrq->value = priv->secinfo.auth_mode;
1816 break;
1817
1818 case IW_AUTH_WPA_ENABLED:
1819 if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled)
1820 dwrq->value = 1;
1821 break;
1822
1823 default:
1824 ret = -EOPNOTSUPP;
1825 }
1826
1827 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1828 return ret;
1829 }
1830
1831
1832 static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info,
1833 struct iw_param *vwrq, char *extra)
1834 {
1835 int ret = 0;
1836 struct lbs_private *priv = dev->priv;
1837
1838 u16 dbm;
1839
1840 lbs_deb_enter(LBS_DEB_WEXT);
1841
1842 if (vwrq->disabled) {
1843 lbs_radio_ioctl(priv, RADIO_OFF);
1844 return 0;
1845 }
1846
1847 priv->preamble = CMD_TYPE_AUTO_PREAMBLE;
1848
1849 lbs_radio_ioctl(priv, RADIO_ON);
1850
1851 /* Userspace check in iwrange if it should use dBm or mW,
1852 * therefore this should never happen... Jean II */
1853 if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
1854 return -EOPNOTSUPP;
1855 } else
1856 dbm = (u16) vwrq->value;
1857
1858 /* auto tx power control */
1859
1860 if (vwrq->fixed == 0)
1861 dbm = 0xffff;
1862
1863 lbs_deb_wext("txpower set %d dbm\n", dbm);
1864
1865 ret = lbs_prepare_and_send_command(priv,
1866 CMD_802_11_RF_TX_POWER,
1867 CMD_ACT_TX_POWER_OPT_SET_LOW,
1868 CMD_OPTION_WAITFORRSP, 0, (void *)&dbm);
1869
1870 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1871 return ret;
1872 }
1873
1874 static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info,
1875 struct iw_point *dwrq, char *extra)
1876 {
1877 struct lbs_private *priv = dev->priv;
1878
1879 lbs_deb_enter(LBS_DEB_WEXT);
1880
1881 /*
1882 * Note : if dwrq->flags != 0, we should get the relevant SSID from
1883 * the SSID list...
1884 */
1885
1886 /*
1887 * Get the current SSID
1888 */
1889 if (priv->connect_status == LBS_CONNECTED) {
1890 memcpy(extra, priv->curbssparams.ssid,
1891 priv->curbssparams.ssid_len);
1892 extra[priv->curbssparams.ssid_len] = '\0';
1893 } else {
1894 memset(extra, 0, 32);
1895 extra[priv->curbssparams.ssid_len] = '\0';
1896 }
1897 /*
1898 * If none, we may want to get the one that was set
1899 */
1900
1901 dwrq->length = priv->curbssparams.ssid_len;
1902
1903 dwrq->flags = 1; /* active */
1904
1905 lbs_deb_leave(LBS_DEB_WEXT);
1906 return 0;
1907 }
1908
1909 static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info,
1910 struct iw_point *dwrq, char *extra)
1911 {
1912 struct lbs_private *priv = dev->priv;
1913 int ret = 0;
1914 u8 ssid[IW_ESSID_MAX_SIZE];
1915 u8 ssid_len = 0;
1916 struct assoc_request * assoc_req;
1917 int in_ssid_len = dwrq->length;
1918
1919 lbs_deb_enter(LBS_DEB_WEXT);
1920
1921 /* Check the size of the string */
1922 if (in_ssid_len > IW_ESSID_MAX_SIZE) {
1923 ret = -E2BIG;
1924 goto out;
1925 }
1926
1927 memset(&ssid, 0, sizeof(ssid));
1928
1929 if (!dwrq->flags || !in_ssid_len) {
1930 /* "any" SSID requested; leave SSID blank */
1931 } else {
1932 /* Specific SSID requested */
1933 memcpy(&ssid, extra, in_ssid_len);
1934 ssid_len = in_ssid_len;
1935 }
1936
1937 if (!ssid_len) {
1938 lbs_deb_wext("requested any SSID\n");
1939 } else {
1940 lbs_deb_wext("requested SSID '%s'\n",
1941 escape_essid(ssid, ssid_len));
1942 }
1943
1944 out:
1945 mutex_lock(&priv->lock);
1946 if (ret == 0) {
1947 /* Get or create the current association request */
1948 assoc_req = lbs_get_association_request(priv);
1949 if (!assoc_req) {
1950 ret = -ENOMEM;
1951 } else {
1952 /* Copy the SSID to the association request */
1953 memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
1954 assoc_req->ssid_len = ssid_len;
1955 set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
1956 lbs_postpone_association_work(priv);
1957 }
1958 }
1959
1960 /* Cancel the association request if there was an error */
1961 if (ret != 0) {
1962 lbs_cancel_association_work(priv);
1963 }
1964
1965 mutex_unlock(&priv->lock);
1966
1967 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1968 return ret;
1969 }
1970
1971 static int lbs_mesh_get_essid(struct net_device *dev,
1972 struct iw_request_info *info,
1973 struct iw_point *dwrq, char *extra)
1974 {
1975 struct lbs_private *priv = dev->priv;
1976
1977 lbs_deb_enter(LBS_DEB_WEXT);
1978
1979 memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len);
1980
1981 dwrq->length = priv->mesh_ssid_len;
1982
1983 dwrq->flags = 1; /* active */
1984
1985 lbs_deb_leave(LBS_DEB_WEXT);
1986 return 0;
1987 }
1988
1989 static int lbs_mesh_set_essid(struct net_device *dev,
1990 struct iw_request_info *info,
1991 struct iw_point *dwrq, char *extra)
1992 {
1993 struct lbs_private *priv = dev->priv;
1994 int ret = 0;
1995
1996 lbs_deb_enter(LBS_DEB_WEXT);
1997
1998 /* Check the size of the string */
1999 if (dwrq->length > IW_ESSID_MAX_SIZE) {
2000 ret = -E2BIG;
2001 goto out;
2002 }
2003
2004 if (!dwrq->flags || !dwrq->length) {
2005 ret = -EINVAL;
2006 goto out;
2007 } else {
2008 /* Specific SSID requested */
2009 memcpy(priv->mesh_ssid, extra, dwrq->length);
2010 priv->mesh_ssid_len = dwrq->length;
2011 }
2012
2013 lbs_mesh_config(priv, 1);
2014 out:
2015 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
2016 return ret;
2017 }
2018
2019 /**
2020 * @brief Connect to the AP or Ad-hoc Network with specific bssid
2021 *
2022 * @param dev A pointer to net_device structure
2023 * @param info A pointer to iw_request_info structure
2024 * @param awrq A pointer to iw_param structure
2025 * @param extra A pointer to extra data buf
2026 * @return 0 --success, otherwise fail
2027 */
2028 static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info,
2029 struct sockaddr *awrq, char *extra)
2030 {
2031 struct lbs_private *priv = dev->priv;
2032 struct assoc_request * assoc_req;
2033 int ret = 0;
2034 DECLARE_MAC_BUF(mac);
2035
2036 lbs_deb_enter(LBS_DEB_WEXT);
2037
2038 if (awrq->sa_family != ARPHRD_ETHER)
2039 return -EINVAL;
2040
2041 lbs_deb_wext("ASSOC: WAP: sa_data %s\n", print_mac(mac, awrq->sa_data));
2042
2043 mutex_lock(&priv->lock);
2044
2045 /* Get or create the current association request */
2046 assoc_req = lbs_get_association_request(priv);
2047 if (!assoc_req) {
2048 lbs_cancel_association_work(priv);
2049 ret = -ENOMEM;
2050 } else {
2051 /* Copy the BSSID to the association request */
2052 memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
2053 set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
2054 lbs_postpone_association_work(priv);
2055 }
2056
2057 mutex_unlock(&priv->lock);
2058
2059 return ret;
2060 }
2061
2062 void lbs_get_fwversion(struct lbs_private *priv, char *fwversion, int maxlen)
2063 {
2064 char fwver[32];
2065
2066 mutex_lock(&priv->lock);
2067
2068 if (priv->fwreleasenumber[3] == 0)
2069 sprintf(fwver, "%u.%u.%u",
2070 priv->fwreleasenumber[2],
2071 priv->fwreleasenumber[1],
2072 priv->fwreleasenumber[0]);
2073 else
2074 sprintf(fwver, "%u.%u.%u.p%u",
2075 priv->fwreleasenumber[2],
2076 priv->fwreleasenumber[1],
2077 priv->fwreleasenumber[0],
2078 priv->fwreleasenumber[3]);
2079
2080 mutex_unlock(&priv->lock);
2081 snprintf(fwversion, maxlen, fwver);
2082 }
2083
2084
2085 /*
2086 * iwconfig settable callbacks
2087 */
2088 static const iw_handler lbs_handler[] = {
2089 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2090 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2091 (iw_handler) NULL, /* SIOCSIWNWID */
2092 (iw_handler) NULL, /* SIOCGIWNWID */
2093 (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */
2094 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2095 (iw_handler) lbs_set_mode, /* SIOCSIWMODE */
2096 (iw_handler) lbs_get_mode, /* SIOCGIWMODE */
2097 (iw_handler) NULL, /* SIOCSIWSENS */
2098 (iw_handler) NULL, /* SIOCGIWSENS */
2099 (iw_handler) NULL, /* SIOCSIWRANGE */
2100 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2101 (iw_handler) NULL, /* SIOCSIWPRIV */
2102 (iw_handler) NULL, /* SIOCGIWPRIV */
2103 (iw_handler) NULL, /* SIOCSIWSTATS */
2104 (iw_handler) NULL, /* SIOCGIWSTATS */
2105 iw_handler_set_spy, /* SIOCSIWSPY */
2106 iw_handler_get_spy, /* SIOCGIWSPY */
2107 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2108 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2109 (iw_handler) lbs_set_wap, /* SIOCSIWAP */
2110 (iw_handler) lbs_get_wap, /* SIOCGIWAP */
2111 (iw_handler) NULL, /* SIOCSIWMLME */
2112 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2113 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2114 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2115 (iw_handler) lbs_set_essid, /* SIOCSIWESSID */
2116 (iw_handler) lbs_get_essid, /* SIOCGIWESSID */
2117 (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */
2118 (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */
2119 (iw_handler) NULL, /* -- hole -- */
2120 (iw_handler) NULL, /* -- hole -- */
2121 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2122 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2123 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2124 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2125 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2126 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2127 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2128 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2129 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2130 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2131 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2132 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2133 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2134 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2135 (iw_handler) NULL, /* -- hole -- */
2136 (iw_handler) NULL, /* -- hole -- */
2137 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2138 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2139 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2140 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2141 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2142 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2143 (iw_handler) NULL, /* SIOCSIWPMKSA */
2144 };
2145
2146 static const iw_handler mesh_wlan_handler[] = {
2147 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2148 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2149 (iw_handler) NULL, /* SIOCSIWNWID */
2150 (iw_handler) NULL, /* SIOCGIWNWID */
2151 (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */
2152 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2153 (iw_handler) NULL, /* SIOCSIWMODE */
2154 (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */
2155 (iw_handler) NULL, /* SIOCSIWSENS */
2156 (iw_handler) NULL, /* SIOCGIWSENS */
2157 (iw_handler) NULL, /* SIOCSIWRANGE */
2158 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2159 (iw_handler) NULL, /* SIOCSIWPRIV */
2160 (iw_handler) NULL, /* SIOCGIWPRIV */
2161 (iw_handler) NULL, /* SIOCSIWSTATS */
2162 (iw_handler) NULL, /* SIOCGIWSTATS */
2163 iw_handler_set_spy, /* SIOCSIWSPY */
2164 iw_handler_get_spy, /* SIOCGIWSPY */
2165 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2166 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2167 (iw_handler) NULL, /* SIOCSIWAP */
2168 (iw_handler) NULL, /* SIOCGIWAP */
2169 (iw_handler) NULL, /* SIOCSIWMLME */
2170 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2171 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2172 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2173 (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */
2174 (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */
2175 (iw_handler) NULL, /* SIOCSIWNICKN */
2176 (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */
2177 (iw_handler) NULL, /* -- hole -- */
2178 (iw_handler) NULL, /* -- hole -- */
2179 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2180 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2181 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2182 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2183 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2184 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2185 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2186 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2187 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2188 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2189 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2190 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2191 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2192 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2193 (iw_handler) NULL, /* -- hole -- */
2194 (iw_handler) NULL, /* -- hole -- */
2195 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2196 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2197 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2198 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2199 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2200 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2201 (iw_handler) NULL, /* SIOCSIWPMKSA */
2202 };
2203 struct iw_handler_def lbs_handler_def = {
2204 .num_standard = ARRAY_SIZE(lbs_handler),
2205 .standard = (iw_handler *) lbs_handler,
2206 .get_wireless_stats = lbs_get_wireless_stats,
2207 };
2208
2209 struct iw_handler_def mesh_handler_def = {
2210 .num_standard = ARRAY_SIZE(mesh_wlan_handler),
2211 .standard = (iw_handler *) mesh_wlan_handler,
2212 .get_wireless_stats = lbs_get_wireless_stats,
2213 };
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