aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/orinoco/wext.c
blob: 7698fdd6a3a23e721550a73215e05d15d1ef04a5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
/* Wireless extensions support.
 *
 * See copyright notice in main.c
 */
#include <linux/kernel.h>
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <linux/ieee80211.h>
#include <net/iw_handler.h>
#include <net/cfg80211.h>

#include "hermes.h"
#include "hermes_rid.h"
#include "orinoco.h"

#include "hw.h"
#include "mic.h"
#include "scan.h"
#include "main.h"

#include "wext.h"

#define MAX_RID_LEN 1024

/* Helper routine to record keys
 * Do not call from interrupt context */
static int orinoco_set_key(struct orinoco_private *priv, int index,
			   enum orinoco_alg alg, const u8 *key, int key_len,
			   const u8 *seq, int seq_len)
{
	kzfree(priv->keys[index].key);
	kzfree(priv->keys[index].seq);

	if (key_len) {
		priv->keys[index].key = kzalloc(key_len, GFP_KERNEL);
		if (!priv->keys[index].key)
			goto nomem;
	} else
		priv->keys[index].key = NULL;

	if (seq_len) {
		priv->keys[index].seq = kzalloc(seq_len, GFP_KERNEL);
		if (!priv->keys[index].seq)
			goto free_key;
	} else
		priv->keys[index].seq = NULL;

	priv->keys[index].key_len = key_len;
	priv->keys[index].seq_len = seq_len;

	if (key_len)
		memcpy(priv->keys[index].key, key, key_len);
	if (seq_len)
		memcpy(priv->keys[index].seq, seq, seq_len);

	switch (alg) {
	case ORINOCO_ALG_TKIP:
		priv->keys[index].cipher = WLAN_CIPHER_SUITE_TKIP;
		break;

	case ORINOCO_ALG_WEP:
		priv->keys[index].cipher = (key_len > SMALL_KEY_SIZE) ?
			WLAN_CIPHER_SUITE_WEP104 : WLAN_CIPHER_SUITE_WEP40;
		break;

	case ORINOCO_ALG_NONE:
	default:
		priv->keys[index].cipher = 0;
		break;
	}

	return 0;

free_key:
	kfree(priv->keys[index].key);
	priv->keys[index].key = NULL;

nomem:
	priv->keys[index].key_len = 0;
	priv->keys[index].seq_len = 0;
	priv->keys[index].cipher = 0;

	return -ENOMEM;
}

static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	struct iw_statistics *wstats = &priv->wstats;
	int err;
	unsigned long flags;

	if (!netif_device_present(dev)) {
		printk(KERN_WARNING "%s: get_wireless_stats() called while device not present\n",
		       dev->name);
		return NULL; /* FIXME: Can we do better than this? */
	}

	/* If busy, return the old stats.  Returning NULL may cause
	 * the interface to disappear from /proc/net/wireless */
	if (orinoco_lock(priv, &flags) != 0)
		return wstats;

	/* We can't really wait for the tallies inquiry command to
	 * complete, so we just use the previous results and trigger
	 * a new tallies inquiry command for next time - Jean II */
	/* FIXME: Really we should wait for the inquiry to come back -
	 * as it is the stats we give don't make a whole lot of sense.
	 * Unfortunately, it's not clear how to do that within the
	 * wireless extensions framework: I think we're in user
	 * context, but a lock seems to be held by the time we get in
	 * here so we're not safe to sleep here. */
	hermes_inquire(hw, HERMES_INQ_TALLIES);

	if (priv->iw_mode == NL80211_IFTYPE_ADHOC) {
		memset(&wstats->qual, 0, sizeof(wstats->qual));
		/* If a spy address is defined, we report stats of the
		 * first spy address - Jean II */
		if (SPY_NUMBER(priv)) {
			wstats->qual.qual = priv->spy_data.spy_stat[0].qual;
			wstats->qual.level = priv->spy_data.spy_stat[0].level;
			wstats->qual.noise = priv->spy_data.spy_stat[0].noise;
			wstats->qual.updated =
				priv->spy_data.spy_stat[0].updated;
		}
	} else {
		struct {
			__le16 qual, signal, noise, unused;
		} __attribute__ ((packed)) cq;

		err = HERMES_READ_RECORD(hw, USER_BAP,
					 HERMES_RID_COMMSQUALITY, &cq);

		if (!err) {
			wstats->qual.qual = (int)le16_to_cpu(cq.qual);
			wstats->qual.level = (int)le16_to_cpu(cq.signal) - 0x95;
			wstats->qual.noise = (int)le16_to_cpu(cq.noise) - 0x95;
			wstats->qual.updated =
				IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
		}
	}

	orinoco_unlock(priv, &flags);
	return wstats;
}

/********************************************************************/
/* Wireless extensions                                              */
/********************************************************************/

static int orinoco_ioctl_setwap(struct net_device *dev,
				struct iw_request_info *info,
				struct sockaddr *ap_addr,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int err = -EINPROGRESS;		/* Call commit handler */
	unsigned long flags;
	static const u8 off_addr[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
	static const u8 any_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	/* Enable automatic roaming - no sanity checks are needed */
	if (memcmp(&ap_addr->sa_data, off_addr, ETH_ALEN) == 0 ||
	    memcmp(&ap_addr->sa_data, any_addr, ETH_ALEN) == 0) {
		priv->bssid_fixed = 0;
		memset(priv->desired_bssid, 0, ETH_ALEN);

		/* "off" means keep existing connection */
		if (ap_addr->sa_data[0] == 0) {
			__orinoco_hw_set_wap(priv);
			err = 0;
		}
		goto out;
	}

	if (priv->firmware_type == FIRMWARE_TYPE_AGERE) {
		printk(KERN_WARNING "%s: Lucent/Agere firmware doesn't "
		       "support manual roaming\n",
		       dev->name);
		err = -EOPNOTSUPP;
		goto out;
	}

	if (priv->iw_mode != NL80211_IFTYPE_STATION) {
		printk(KERN_WARNING "%s: Manual roaming supported only in "
		       "managed mode\n", dev->name);
		err = -EOPNOTSUPP;
		goto out;
	}

	/* Intersil firmware hangs without Desired ESSID */
	if (priv->firmware_type == FIRMWARE_TYPE_INTERSIL &&
	    strlen(priv->desired_essid) == 0) {
		printk(KERN_WARNING "%s: Desired ESSID must be set for "
		       "manual roaming\n", dev->name);
		err = -EOPNOTSUPP;
		goto out;
	}

	/* Finally, enable manual roaming */
	priv->bssid_fixed = 1;
	memcpy(priv->desired_bssid, &ap_addr->sa_data, ETH_ALEN);

 out:
	orinoco_unlock(priv, &flags);
	return err;
}

static int orinoco_ioctl_getwap(struct net_device *dev,
				struct iw_request_info *info,
				struct sockaddr *ap_addr,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);

	int err = 0;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	ap_addr->sa_family = ARPHRD_ETHER;
	err = orinoco_hw_get_current_bssid(priv, ap_addr->sa_data);

	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_setiwencode(struct net_device *dev,
				     struct iw_request_info *info,
				     struct iw_point *erq,
				     char *keybuf)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int index = (erq->flags & IW_ENCODE_INDEX) - 1;
	int setindex = priv->tx_key;
	enum orinoco_alg encode_alg = priv->encode_alg;
	int restricted = priv->wep_restrict;
	int err = -EINPROGRESS;		/* Call commit handler */
	unsigned long flags;

	if (!priv->has_wep)
		return -EOPNOTSUPP;

	if (erq->pointer) {
		/* We actually have a key to set - check its length */
		if (erq->length > LARGE_KEY_SIZE)
			return -E2BIG;

		if ((erq->length > SMALL_KEY_SIZE) && !priv->has_big_wep)
			return -E2BIG;
	}

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	/* Clear any TKIP key we have */
	if ((priv->has_wpa) && (priv->encode_alg == ORINOCO_ALG_TKIP))
		(void) orinoco_clear_tkip_key(priv, setindex);

	if (erq->length > 0) {
		if ((index < 0) || (index >= ORINOCO_MAX_KEYS))
			index = priv->tx_key;

		/* Switch on WEP if off */
		if (encode_alg != ORINOCO_ALG_WEP) {
			setindex = index;
			encode_alg = ORINOCO_ALG_WEP;
		}
	} else {
		/* Important note : if the user do "iwconfig eth0 enc off",
		 * we will arrive there with an index of -1. This is valid
		 * but need to be taken care off... Jean II */
		if ((index < 0) || (index >= ORINOCO_MAX_KEYS)) {
			if ((index != -1) || (erq->flags == 0)) {
				err = -EINVAL;
				goto out;
			}
		} else {
			/* Set the index : Check that the key is valid */
			if (priv->keys[index].key_len == 0) {
				err = -EINVAL;
				goto out;
			}
			setindex = index;
		}
	}

	if (erq->flags & IW_ENCODE_DISABLED)
		encode_alg = ORINOCO_ALG_NONE;
	if (erq->flags & IW_ENCODE_OPEN)
		restricted = 0;
	if (erq->flags & IW_ENCODE_RESTRICTED)
		restricted = 1;

	if (erq->pointer && erq->length > 0) {
		err = orinoco_set_key(priv, index, ORINOCO_ALG_WEP, keybuf,
				      erq->length, NULL, 0);
	}
	priv->tx_key = setindex;

	/* Try fast key change if connected and only keys are changed */
	if ((priv->encode_alg == encode_alg) &&
	    (priv->wep_restrict == restricted) &&
	    netif_carrier_ok(dev)) {
		err = __orinoco_hw_setup_wepkeys(priv);
		/* No need to commit if successful */
		goto out;
	}

	priv->encode_alg = encode_alg;
	priv->wep_restrict = restricted;

 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_getiwencode(struct net_device *dev,
				     struct iw_request_info *info,
				     struct iw_point *erq,
				     char *keybuf)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int index = (erq->flags & IW_ENCODE_INDEX) - 1;
	unsigned long flags;

	if (!priv->has_wep)
		return -EOPNOTSUPP;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if ((index < 0) || (index >= ORINOCO_MAX_KEYS))
		index = priv->tx_key;

	erq->flags = 0;
	if (!priv->encode_alg)
		erq->flags |= IW_ENCODE_DISABLED;
	erq->flags |= index + 1;

	if (priv->wep_restrict)
		erq->flags |= IW_ENCODE_RESTRICTED;
	else
		erq->flags |= IW_ENCODE_OPEN;

	erq->length = priv->keys[index].key_len;

	memcpy(keybuf, priv->keys[index].key, erq->length);

	orinoco_unlock(priv, &flags);
	return 0;
}

static int orinoco_ioctl_setessid(struct net_device *dev,
				  struct iw_request_info *info,
				  struct iw_point *erq,
				  char *essidbuf)
{
	struct orinoco_private *priv = ndev_priv(dev);
	unsigned long flags;

	/* Note : ESSID is ignored in Ad-Hoc demo mode, but we can set it
	 * anyway... - Jean II */

	/* Hum... Should not use Wireless Extension constant (may change),
	 * should use our own... - Jean II */
	if (erq->length > IW_ESSID_MAX_SIZE)
		return -E2BIG;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	/* NULL the string (for NULL termination & ESSID = ANY) - Jean II */
	memset(priv->desired_essid, 0, sizeof(priv->desired_essid));

	/* If not ANY, get the new ESSID */
	if (erq->flags)
		memcpy(priv->desired_essid, essidbuf, erq->length);

	orinoco_unlock(priv, &flags);

	return -EINPROGRESS;		/* Call commit handler */
}

static int orinoco_ioctl_getessid(struct net_device *dev,
				  struct iw_request_info *info,
				  struct iw_point *erq,
				  char *essidbuf)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int active;
	int err = 0;
	unsigned long flags;

	if (netif_running(dev)) {
		err = orinoco_hw_get_essid(priv, &active, essidbuf);
		if (err < 0)
			return err;
		erq->length = err;
	} else {
		if (orinoco_lock(priv, &flags) != 0)
			return -EBUSY;
		memcpy(essidbuf, priv->desired_essid, IW_ESSID_MAX_SIZE);
		erq->length = strlen(priv->desired_essid);
		orinoco_unlock(priv, &flags);
	}

	erq->flags = 1;

	return 0;
}

static int orinoco_ioctl_setfreq(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_freq *frq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int chan = -1;
	unsigned long flags;
	int err = -EINPROGRESS;		/* Call commit handler */

	/* In infrastructure mode the AP sets the channel */
	if (priv->iw_mode == NL80211_IFTYPE_STATION)
		return -EBUSY;

	if ((frq->e == 0) && (frq->m <= 1000)) {
		/* Setting by channel number */
		chan = frq->m;
	} else {
		/* Setting by frequency */
		int denom = 1;
		int i;

		/* Calculate denominator to rescale to MHz */
		for (i = 0; i < (6 - frq->e); i++)
			denom *= 10;

		chan = ieee80211_freq_to_dsss_chan(frq->m / denom);
	}

	if ((chan < 1) || (chan > NUM_CHANNELS) ||
	     !(priv->channel_mask & (1 << (chan-1))))
		return -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	priv->channel = chan;
	if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
		/* Fast channel change - no commit if successful */
		hermes_t *hw = &priv->hw;
		err = hermes_docmd_wait(hw, HERMES_CMD_TEST |
					    HERMES_TEST_SET_CHANNEL,
					chan, NULL);
	}
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_getfreq(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_freq *frq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int tmp;

	/* Locking done in there */
	tmp = orinoco_hw_get_freq(priv);
	if (tmp < 0)
		return tmp;

	frq->m = tmp * 100000;
	frq->e = 1;

	return 0;
}

static int orinoco_ioctl_getsens(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *srq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	u16 val;
	int err;
	unsigned long flags;

	if (!priv->has_sensitivity)
		return -EOPNOTSUPP;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;
	err = hermes_read_wordrec(hw, USER_BAP,
				  HERMES_RID_CNFSYSTEMSCALE, &val);
	orinoco_unlock(priv, &flags);

	if (err)
		return err;

	srq->value = val;
	srq->fixed = 0; /* auto */

	return 0;
}

static int orinoco_ioctl_setsens(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *srq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int val = srq->value;
	unsigned long flags;

	if (!priv->has_sensitivity)
		return -EOPNOTSUPP;

	if ((val < 1) || (val > 3))
		return -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;
	priv->ap_density = val;
	orinoco_unlock(priv, &flags);

	return -EINPROGRESS;		/* Call commit handler */
}

static int orinoco_ioctl_setrts(struct net_device *dev,
				struct iw_request_info *info,
				struct iw_param *rrq,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int val = rrq->value;
	unsigned long flags;

	if (rrq->disabled)
		val = 2347;

	if ((val < 0) || (val > 2347))
		return -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	priv->rts_thresh = val;
	orinoco_unlock(priv, &flags);

	return -EINPROGRESS;		/* Call commit handler */
}

static int orinoco_ioctl_getrts(struct net_device *dev,
				struct iw_request_info *info,
				struct iw_param *rrq,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);

	rrq->value = priv->rts_thresh;
	rrq->disabled = (rrq->value == 2347);
	rrq->fixed = 1;

	return 0;
}

static int orinoco_ioctl_setfrag(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *frq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int err = -EINPROGRESS;		/* Call commit handler */
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if (priv->has_mwo) {
		if (frq->disabled)
			priv->mwo_robust = 0;
		else {
			if (frq->fixed)
				printk(KERN_WARNING "%s: Fixed fragmentation "
				       "is not supported on this firmware. "
				       "Using MWO robust instead.\n",
				       dev->name);
			priv->mwo_robust = 1;
		}
	} else {
		if (frq->disabled)
			priv->frag_thresh = 2346;
		else {
			if ((frq->value < 256) || (frq->value > 2346))
				err = -EINVAL;
			else
				/* must be even */
				priv->frag_thresh = frq->value & ~0x1;
		}
	}

	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_getfrag(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *frq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	int err;
	u16 val;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if (priv->has_mwo) {
		err = hermes_read_wordrec(hw, USER_BAP,
					  HERMES_RID_CNFMWOROBUST_AGERE,
					  &val);
		if (err)
			val = 0;

		frq->value = val ? 2347 : 0;
		frq->disabled = !val;
		frq->fixed = 0;
	} else {
		err = hermes_read_wordrec(hw, USER_BAP,
					  HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
					  &val);
		if (err)
			val = 0;

		frq->value = val;
		frq->disabled = (val >= 2346);
		frq->fixed = 1;
	}

	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_setrate(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *rrq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int ratemode;
	int bitrate; /* 100s of kilobits */
	unsigned long flags;

	/* As the user space doesn't know our highest rate, it uses -1
	 * to ask us to set the highest rate.  Test it using "iwconfig
	 * ethX rate auto" - Jean II */
	if (rrq->value == -1)
		bitrate = 110;
	else {
		if (rrq->value % 100000)
			return -EINVAL;
		bitrate = rrq->value / 100000;
	}

	ratemode = orinoco_get_bitratemode(bitrate, !rrq->fixed);

	if (ratemode == -1)
		return -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;
	priv->bitratemode = ratemode;
	orinoco_unlock(priv, &flags);

	return -EINPROGRESS;
}

static int orinoco_ioctl_getrate(struct net_device *dev,
				 struct iw_request_info *info,
				 struct iw_param *rrq,
				 char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int err = 0;
	int bitrate, automatic;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	orinoco_get_ratemode_cfg(priv->bitratemode, &bitrate, &automatic);

	/* If the interface is running we try to find more about the
	   current mode */
	if (netif_running(dev))
		err = orinoco_hw_get_act_bitrate(priv, &bitrate);

	orinoco_unlock(priv, &flags);

	rrq->value = bitrate;
	rrq->fixed = !automatic;
	rrq->disabled = 0;

	return err;
}

static int orinoco_ioctl_setpower(struct net_device *dev,
				  struct iw_request_info *info,
				  struct iw_param *prq,
				  char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int err = -EINPROGRESS;		/* Call commit handler */
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if (prq->disabled) {
		priv->pm_on = 0;
	} else {
		switch (prq->flags & IW_POWER_MODE) {
		case IW_POWER_UNICAST_R:
			priv->pm_mcast = 0;
			priv->pm_on = 1;
			break;
		case IW_POWER_ALL_R:
			priv->pm_mcast = 1;
			priv->pm_on = 1;
			break;
		case IW_POWER_ON:
			/* No flags : but we may have a value - Jean II */
			break;
		default:
			err = -EINVAL;
			goto out;
		}

		if (prq->flags & IW_POWER_TIMEOUT) {
			priv->pm_on = 1;
			priv->pm_timeout = prq->value / 1000;
		}
		if (prq->flags & IW_POWER_PERIOD) {
			priv->pm_on = 1;
			priv->pm_period = prq->value / 1000;
		}
		/* It's valid to not have a value if we are just toggling
		 * the flags... Jean II */
		if (!priv->pm_on) {
			err = -EINVAL;
			goto out;
		}
	}

 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_getpower(struct net_device *dev,
				  struct iw_request_info *info,
				  struct iw_param *prq,
				  char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	int err = 0;
	u16 enable, period, timeout, mcast;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	err = hermes_read_wordrec(hw, USER_BAP,
				  HERMES_RID_CNFPMENABLED, &enable);
	if (err)
		goto out;

	err = hermes_read_wordrec(hw, USER_BAP,
				  HERMES_RID_CNFMAXSLEEPDURATION, &period);
	if (err)
		goto out;

	err = hermes_read_wordrec(hw, USER_BAP,
				  HERMES_RID_CNFPMHOLDOVERDURATION, &timeout);
	if (err)
		goto out;

	err = hermes_read_wordrec(hw, USER_BAP,
				  HERMES_RID_CNFMULTICASTRECEIVE, &mcast);
	if (err)
		goto out;

	prq->disabled = !enable;
	/* Note : by default, display the period */
	if ((prq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
		prq->flags = IW_POWER_TIMEOUT;
		prq->value = timeout * 1000;
	} else {
		prq->flags = IW_POWER_PERIOD;
		prq->value = period * 1000;
	}
	if (mcast)
		prq->flags |= IW_POWER_ALL_R;
	else
		prq->flags |= IW_POWER_UNICAST_R;

 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_set_encodeext(struct net_device *dev,
				       struct iw_request_info *info,
				       union iwreq_data *wrqu,
				       char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	struct iw_point *encoding = &wrqu->encoding;
	struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
	int idx, alg = ext->alg, set_key = 1;
	unsigned long flags;
	int err = -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	/* Determine and validate the key index */
	idx = encoding->flags & IW_ENCODE_INDEX;
	if (idx) {
		if ((idx < 1) || (idx > 4))
			goto out;
		idx--;
	} else
		idx = priv->tx_key;

	if (encoding->flags & IW_ENCODE_DISABLED)
		alg = IW_ENCODE_ALG_NONE;

	if (priv->has_wpa && (alg != IW_ENCODE_ALG_TKIP)) {
		/* Clear any TKIP TX key we had */
		(void) orinoco_clear_tkip_key(priv, priv->tx_key);
	}

	if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
		priv->tx_key = idx;
		set_key = ((alg == IW_ENCODE_ALG_TKIP) ||
			   (ext->key_len > 0)) ? 1 : 0;
	}

	if (set_key) {
		/* Set the requested key first */
		switch (alg) {
		case IW_ENCODE_ALG_NONE:
			priv->encode_alg = ORINOCO_ALG_NONE;
			err = orinoco_set_key(priv, idx, ORINOCO_ALG_NONE,
					      NULL, 0, NULL, 0);
			break;

		case IW_ENCODE_ALG_WEP:
			if (ext->key_len <= 0)
				goto out;

			priv->encode_alg = ORINOCO_ALG_WEP;
			err = orinoco_set_key(priv, idx, ORINOCO_ALG_WEP,
					      ext->key, ext->key_len, NULL, 0);
			break;

		case IW_ENCODE_ALG_TKIP:
		{
			u8 *tkip_iv = NULL;

			if (!priv->has_wpa ||
			    (ext->key_len > sizeof(struct orinoco_tkip_key)))
				goto out;

			priv->encode_alg = ORINOCO_ALG_TKIP;

			if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID)
				tkip_iv = &ext->rx_seq[0];

			err = orinoco_set_key(priv, idx, ORINOCO_ALG_TKIP,
					      ext->key, ext->key_len, tkip_iv,
					      ORINOCO_SEQ_LEN);

			err = __orinoco_hw_set_tkip_key(priv, idx,
				 ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY,
				 priv->keys[idx].key,
				 tkip_iv, ORINOCO_SEQ_LEN, NULL, 0);
			if (err)
				printk(KERN_ERR "%s: Error %d setting TKIP key"
				       "\n", dev->name, err);

			goto out;
		}
		default:
			goto out;
		}
	}
	err = -EINPROGRESS;
 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_get_encodeext(struct net_device *dev,
				       struct iw_request_info *info,
				       union iwreq_data *wrqu,
				       char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	struct iw_point *encoding = &wrqu->encoding;
	struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
	int idx, max_key_len;
	unsigned long flags;
	int err;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	err = -EINVAL;
	max_key_len = encoding->length - sizeof(*ext);
	if (max_key_len < 0)
		goto out;

	idx = encoding->flags & IW_ENCODE_INDEX;
	if (idx) {
		if ((idx < 1) || (idx > 4))
			goto out;
		idx--;
	} else
		idx = priv->tx_key;

	encoding->flags = idx + 1;
	memset(ext, 0, sizeof(*ext));

	switch (priv->encode_alg) {
	case ORINOCO_ALG_NONE:
		ext->alg = IW_ENCODE_ALG_NONE;
		ext->key_len = 0;
		encoding->flags |= IW_ENCODE_DISABLED;
		break;
	case ORINOCO_ALG_WEP:
		ext->alg = IW_ENCODE_ALG_WEP;
		ext->key_len = min(priv->keys[idx].key_len, max_key_len);
		memcpy(ext->key, priv->keys[idx].key, ext->key_len);
		encoding->flags |= IW_ENCODE_ENABLED;
		break;
	case ORINOCO_ALG_TKIP:
		ext->alg = IW_ENCODE_ALG_TKIP;
		ext->key_len = min(priv->keys[idx].key_len, max_key_len);
		memcpy(ext->key, priv->keys[idx].key, ext->key_len);
		encoding->flags |= IW_ENCODE_ENABLED;
		break;
	}

	err = 0;
 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_set_auth(struct net_device *dev,
				  struct iw_request_info *info,
				  union iwreq_data *wrqu, char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	struct iw_param *param = &wrqu->param;
	unsigned long flags;
	int ret = -EINPROGRESS;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	switch (param->flags & IW_AUTH_INDEX) {
	case IW_AUTH_WPA_VERSION:
	case IW_AUTH_CIPHER_PAIRWISE:
	case IW_AUTH_CIPHER_GROUP:
	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
	case IW_AUTH_PRIVACY_INVOKED:
	case IW_AUTH_DROP_UNENCRYPTED:
		/*
		 * orinoco does not use these parameters
		 */
		break;

	case IW_AUTH_KEY_MGMT:
		/* wl_lkm implies value 2 == PSK for Hermes I
		 * which ties in with WEXT
		 * no other hints tho :(
		 */
		priv->key_mgmt = param->value;
		break;

	case IW_AUTH_TKIP_COUNTERMEASURES:
		/* When countermeasures are enabled, shut down the
		 * card; when disabled, re-enable the card. This must
		 * take effect immediately.
		 *
		 * TODO: Make sure that the EAPOL message is getting
		 *       out before card disabled
		 */
		if (param->value) {
			priv->tkip_cm_active = 1;
			ret = hermes_enable_port(hw, 0);
		} else {
			priv->tkip_cm_active = 0;
			ret = hermes_disable_port(hw, 0);
		}
		break;

	case IW_AUTH_80211_AUTH_ALG:
		if (param->value & IW_AUTH_ALG_SHARED_KEY)
			priv->wep_restrict = 1;
		else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM)
			priv->wep_restrict = 0;
		else
			ret = -EINVAL;
		break;

	case IW_AUTH_WPA_ENABLED:
		if (priv->has_wpa) {
			priv->wpa_enabled = param->value ? 1 : 0;
		} else {
			if (param->value)
				ret = -EOPNOTSUPP;
			/* else silently accept disable of WPA */
			priv->wpa_enabled = 0;
		}
		break;

	default:
		ret = -EOPNOTSUPP;
	}

	orinoco_unlock(priv, &flags);
	return ret;
}

static int orinoco_ioctl_get_auth(struct net_device *dev,
				  struct iw_request_info *info,
				  union iwreq_data *wrqu, char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	struct iw_param *param = &wrqu->param;
	unsigned long flags;
	int ret = 0;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	switch (param->flags & IW_AUTH_INDEX) {
	case IW_AUTH_KEY_MGMT:
		param->value = priv->key_mgmt;
		break;

	case IW_AUTH_TKIP_COUNTERMEASURES:
		param->value = priv->tkip_cm_active;
		break;

	case IW_AUTH_80211_AUTH_ALG:
		if (priv->wep_restrict)
			param->value = IW_AUTH_ALG_SHARED_KEY;
		else
			param->value = IW_AUTH_ALG_OPEN_SYSTEM;
		break;

	case IW_AUTH_WPA_ENABLED:
		param->value = priv->wpa_enabled;
		break;

	default:
		ret = -EOPNOTSUPP;
	}

	orinoco_unlock(priv, &flags);
	return ret;
}

static int orinoco_ioctl_set_genie(struct net_device *dev,
				   struct iw_request_info *info,
				   union iwreq_data *wrqu, char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	u8 *buf;
	unsigned long flags;

	/* cut off at IEEE80211_MAX_DATA_LEN */
	if ((wrqu->data.length > IEEE80211_MAX_DATA_LEN) ||
	    (wrqu->data.length && (extra == NULL)))
		return -EINVAL;

	if (wrqu->data.length) {
		buf = kmalloc(wrqu->data.length, GFP_KERNEL);
		if (buf == NULL)
			return -ENOMEM;

		memcpy(buf, extra, wrqu->data.length);
	} else
		buf = NULL;

	if (orinoco_lock(priv, &flags) != 0) {
		kfree(buf);
		return -EBUSY;
	}

	kfree(priv->wpa_ie);
	priv->wpa_ie = buf;
	priv->wpa_ie_len = wrqu->data.length;

	if (priv->wpa_ie) {
		/* Looks like wl_lkm wants to check the auth alg, and
		 * somehow pass it to the firmware.
		 * Instead it just calls the key mgmt rid
		 *   - we do this in set auth.
		 */
	}

	orinoco_unlock(priv, &flags);
	return 0;
}

static int orinoco_ioctl_get_genie(struct net_device *dev,
				   struct iw_request_info *info,
				   union iwreq_data *wrqu, char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	unsigned long flags;
	int err = 0;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if ((priv->wpa_ie_len == 0) || (priv->wpa_ie == NULL)) {
		wrqu->data.length = 0;
		goto out;
	}

	if (wrqu->data.length < priv->wpa_ie_len) {
		err = -E2BIG;
		goto out;
	}

	wrqu->data.length = priv->wpa_ie_len;
	memcpy(extra, priv->wpa_ie, priv->wpa_ie_len);

out:
	orinoco_unlock(priv, &flags);
	return err;
}

static int orinoco_ioctl_set_mlme(struct net_device *dev,
				  struct iw_request_info *info,
				  union iwreq_data *wrqu, char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	struct iw_mlme *mlme = (struct iw_mlme *)extra;
	unsigned long flags;
	int ret = 0;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	switch (mlme->cmd) {
	case IW_MLME_DEAUTH:
		/* silently ignore */
		break;

	case IW_MLME_DISASSOC:

		ret = orinoco_hw_disassociate(priv, mlme->addr.sa_data,
					      mlme->reason_code);
		break;

	default:
		ret = -EOPNOTSUPP;
	}

	orinoco_unlock(priv, &flags);
	return ret;
}

static int orinoco_ioctl_getretry(struct net_device *dev,
				  struct iw_request_info *info,
				  struct iw_param *rrq,
				  char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	int err = 0;
	u16 short_limit, long_limit, lifetime;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_SHORTRETRYLIMIT,
				  &short_limit);
	if (err)
		goto out;

	err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_LONGRETRYLIMIT,
				  &long_limit);
	if (err)
		goto out;

	err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_MAXTRANSMITLIFETIME,
				  &lifetime);
	if (err)
		goto out;

	rrq->disabled = 0;		/* Can't be disabled */

	/* Note : by default, display the retry number */
	if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
		rrq->flags = IW_RETRY_LIFETIME;
		rrq->value = lifetime * 1000;	/* ??? */
	} else {
		/* By default, display the min number */
		if ((rrq->flags & IW_RETRY_LONG)) {
			rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
			rrq->value = long_limit;
		} else {
			rrq->flags = IW_RETRY_LIMIT;
			rrq->value = short_limit;
			if (short_limit != long_limit)
				rrq->flags |= IW_RETRY_SHORT;
		}
	}

 out:
	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_reset(struct net_device *dev,
			       struct iw_request_info *info,
			       void *wrqu,
			       char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);

	if (!capable(CAP_NET_ADMIN))
		return -EPERM;

	if (info->cmd == (SIOCIWFIRSTPRIV + 0x1)) {
		printk(KERN_DEBUG "%s: Forcing reset!\n", dev->name);

		/* Firmware reset */
		orinoco_reset(&priv->reset_work);
	} else {
		printk(KERN_DEBUG "%s: Force scheduling reset!\n", dev->name);

		schedule_work(&priv->reset_work);
	}

	return 0;
}

static int orinoco_ioctl_setibssport(struct net_device *dev,
				     struct iw_request_info *info,
				     void *wrqu,
				     char *extra)

{
	struct orinoco_private *priv = ndev_priv(dev);
	int val = *((int *) extra);
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	priv->ibss_port = val;

	/* Actually update the mode we are using */
	set_port_type(priv);

	orinoco_unlock(priv, &flags);
	return -EINPROGRESS;		/* Call commit handler */
}

static int orinoco_ioctl_getibssport(struct net_device *dev,
				     struct iw_request_info *info,
				     void *wrqu,
				     char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int *val = (int *) extra;

	*val = priv->ibss_port;
	return 0;
}

static int orinoco_ioctl_setport3(struct net_device *dev,
				  struct iw_request_info *info,
				  void *wrqu,
				  char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int val = *((int *) extra);
	int err = 0;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	switch (val) {
	case 0: /* Try to do IEEE ad-hoc mode */
		if (!priv->has_ibss) {
			err = -EINVAL;
			break;
		}
		priv->prefer_port3 = 0;

		break;

	case 1: /* Try to do Lucent proprietary ad-hoc mode */
		if (!priv->has_port3) {
			err = -EINVAL;
			break;
		}
		priv->prefer_port3 = 1;
		break;

	default:
		err = -EINVAL;
	}

	if (!err) {
		/* Actually update the mode we are using */
		set_port_type(priv);
		err = -EINPROGRESS;
	}

	orinoco_unlock(priv, &flags);

	return err;
}

static int orinoco_ioctl_getport3(struct net_device *dev,
				  struct iw_request_info *info,
				  void *wrqu,
				  char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int *val = (int *) extra;

	*val = priv->prefer_port3;
	return 0;
}

static int orinoco_ioctl_setpreamble(struct net_device *dev,
				     struct iw_request_info *info,
				     void *wrqu,
				     char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	unsigned long flags;
	int val;

	if (!priv->has_preamble)
		return -EOPNOTSUPP;

	/* 802.11b has recently defined some short preamble.
	 * Basically, the Phy header has been reduced in size.
	 * This increase performance, especially at high rates
	 * (the preamble is transmitted at 1Mb/s), unfortunately
	 * this give compatibility troubles... - Jean II */
	val = *((int *) extra);

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	if (val)
		priv->preamble = 1;
	else
		priv->preamble = 0;

	orinoco_unlock(priv, &flags);

	return -EINPROGRESS;		/* Call commit handler */
}

static int orinoco_ioctl_getpreamble(struct net_device *dev,
				     struct iw_request_info *info,
				     void *wrqu,
				     char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	int *val = (int *) extra;

	if (!priv->has_preamble)
		return -EOPNOTSUPP;

	*val = priv->preamble;
	return 0;
}

/* ioctl interface to hermes_read_ltv()
 * To use with iwpriv, pass the RID as the token argument, e.g.
 * iwpriv get_rid [0xfc00]
 * At least Wireless Tools 25 is required to use iwpriv.
 * For Wireless Tools 25 and 26 append "dummy" are the end. */
static int orinoco_ioctl_getrid(struct net_device *dev,
				struct iw_request_info *info,
				struct iw_point *data,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	hermes_t *hw = &priv->hw;
	int rid = data->flags;
	u16 length;
	int err;
	unsigned long flags;

	/* It's a "get" function, but we don't want users to access the
	 * WEP key and other raw firmware data */
	if (!capable(CAP_NET_ADMIN))
		return -EPERM;

	if (rid < 0xfc00 || rid > 0xffff)
		return -EINVAL;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	err = hermes_read_ltv(hw, USER_BAP, rid, MAX_RID_LEN, &length,
			      extra);
	if (err)
		goto out;

	data->length = min_t(u16, HERMES_RECLEN_TO_BYTES(length),
			     MAX_RID_LEN);

 out:
	orinoco_unlock(priv, &flags);
	return err;
}


/* Commit handler, called after set operations */
static int orinoco_ioctl_commit(struct net_device *dev,
				struct iw_request_info *info,
				void *wrqu,
				char *extra)
{
	struct orinoco_private *priv = ndev_priv(dev);
	unsigned long flags;
	int err = 0;

	if (!priv->open)
		return 0;

	if (orinoco_lock(priv, &flags) != 0)
		return err;

	err = orinoco_commit(priv);

	orinoco_unlock(priv, &flags);
	return err;
}

static const struct iw_priv_args orinoco_privtab[] = {
	{ SIOCIWFIRSTPRIV + 0x0, 0, 0, "force_reset" },
	{ SIOCIWFIRSTPRIV + 0x1, 0, 0, "card_reset" },
	{ SIOCIWFIRSTPRIV + 0x2, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  0, "set_port3" },
	{ SIOCIWFIRSTPRIV + 0x3, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  "get_port3" },
	{ SIOCIWFIRSTPRIV + 0x4, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  0, "set_preamble" },
	{ SIOCIWFIRSTPRIV + 0x5, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  "get_preamble" },
	{ SIOCIWFIRSTPRIV + 0x6, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  0, "set_ibssport" },
	{ SIOCIWFIRSTPRIV + 0x7, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
	  "get_ibssport" },
	{ SIOCIWFIRSTPRIV + 0x9, 0, IW_PRIV_TYPE_BYTE | MAX_RID_LEN,
	  "get_rid" },
};


/*
 * Structures to export the Wireless Handlers
 */

#define STD_IW_HANDLER(id, func) \
	[IW_IOCTL_IDX(id)] = (iw_handler) func
static const iw_handler	orinoco_handler[] = {
	STD_IW_HANDLER(SIOCSIWCOMMIT,	orinoco_ioctl_commit),
	STD_IW_HANDLER(SIOCGIWNAME,	cfg80211_wext_giwname),
	STD_IW_HANDLER(SIOCSIWFREQ,	orinoco_ioctl_setfreq),
	STD_IW_HANDLER(SIOCGIWFREQ,	orinoco_ioctl_getfreq),
	STD_IW_HANDLER(SIOCSIWMODE,	cfg80211_wext_siwmode),
	STD_IW_HANDLER(SIOCGIWMODE,	cfg80211_wext_giwmode),
	STD_IW_HANDLER(SIOCSIWSENS,	orinoco_ioctl_setsens),
	STD_IW_HANDLER(SIOCGIWSENS,	orinoco_ioctl_getsens),
	STD_IW_HANDLER(SIOCGIWRANGE,	cfg80211_wext_giwrange),
	STD_IW_HANDLER(SIOCSIWSPY,	iw_handler_set_spy),
	STD_IW_HANDLER(SIOCGIWSPY,	iw_handler_get_spy),
	STD_IW_HANDLER(SIOCSIWTHRSPY,	iw_handler_set_thrspy),
	STD_IW_HANDLER(SIOCGIWTHRSPY,	iw_handler_get_thrspy),
	STD_IW_HANDLER(SIOCSIWAP,	orinoco_ioctl_setwap),
	STD_IW_HANDLER(SIOCGIWAP,	orinoco_ioctl_getwap),
	STD_IW_HANDLER(SIOCSIWSCAN,	cfg80211_wext_siwscan),
	STD_IW_HANDLER(SIOCGIWSCAN,	cfg80211_wext_giwscan),
	STD_IW_HANDLER(SIOCSIWESSID,	orinoco_ioctl_setessid),
	STD_IW_HANDLER(SIOCGIWESSID,	orinoco_ioctl_getessid),
	STD_IW_HANDLER(SIOCSIWRATE,	orinoco_ioctl_setrate),
	STD_IW_HANDLER(SIOCGIWRATE,	orinoco_ioctl_getrate),
	STD_IW_HANDLER(SIOCSIWRTS,	orinoco_ioctl_setrts),
	STD_IW_HANDLER(SIOCGIWRTS,	orinoco_ioctl_getrts),
	STD_IW_HANDLER(SIOCSIWFRAG,	orinoco_ioctl_setfrag),
	STD_IW_HANDLER(SIOCGIWFRAG,	orinoco_ioctl_getfrag),
	STD_IW_HANDLER(SIOCGIWRETRY,	orinoco_ioctl_getretry),
	STD_IW_HANDLER(SIOCSIWENCODE,	orinoco_ioctl_setiwencode),
	STD_IW_HANDLER(SIOCGIWENCODE,	orinoco_ioctl_getiwencode),
	STD_IW_HANDLER(SIOCSIWPOWER,	orinoco_ioctl_setpower),
	STD_IW_HANDLER(SIOCGIWPOWER,	orinoco_ioctl_getpower),
	STD_IW_HANDLER(SIOCSIWGENIE,	orinoco_ioctl_set_genie),
	STD_IW_HANDLER(SIOCGIWGENIE,	orinoco_ioctl_get_genie),
	STD_IW_HANDLER(SIOCSIWMLME,	orinoco_ioctl_set_mlme),
	STD_IW_HANDLER(SIOCSIWAUTH,	orinoco_ioctl_set_auth),
	STD_IW_HANDLER(SIOCGIWAUTH,	orinoco_ioctl_get_auth),
	STD_IW_HANDLER(SIOCSIWENCODEEXT, orinoco_ioctl_set_encodeext),
	STD_IW_HANDLER(SIOCGIWENCODEEXT, orinoco_ioctl_get_encodeext),
};


/*
  Added typecasting since we no longer use iwreq_data -- Moustafa
 */
static const iw_handler	orinoco_private_handler[] = {
	[0] = (iw_handler) orinoco_ioctl_reset,
	[1] = (iw_handler) orinoco_ioctl_reset,
	[2] = (iw_handler) orinoco_ioctl_setport3,
	[3] = (iw_handler) orinoco_ioctl_getport3,
	[4] = (iw_handler) orinoco_ioctl_setpreamble,
	[5] = (iw_handler) orinoco_ioctl_getpreamble,
	[6] = (iw_handler) orinoco_ioctl_setibssport,
	[7] = (iw_handler) orinoco_ioctl_getibssport,
	[9] = (iw_handler) orinoco_ioctl_getrid,
};

const struct iw_handler_def orinoco_handler_def = {
	.num_standard = ARRAY_SIZE(orinoco_handler),
	.num_private = ARRAY_SIZE(orinoco_private_handler),
	.num_private_args = ARRAY_SIZE(orinoco_privtab),
	.standard = orinoco_handler,
	.private = orinoco_private_handler,
	.private_args = orinoco_privtab,
	.get_wireless_stats = orinoco_get_wireless_stats,
};