projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
prism54: Convert stats_sem in a mutex
[deliverable/linux.git] / drivers / net / wireless / prism54 / isl_ioctl.c
CommitLineData
1da177e4 1/*
1da177e4
LT		 2 * Copyright (C) 2002 Intersil Americas Inc.
3 * (C) 2003,2004 Aurelien Alleaume <slts@free.fr>
4 * (C) 2003 Herbert Valerio Riedel <hvr@gnu.org>
5 * (C) 2003 Luis R. Rodriguez <mcgrof@ruslug.rutgers.edu>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
1da177e4
LT		 22#include <linux/module.h>
23#include <linux/kernel.h>
24#include <linux/if_arp.h>
25#include <linux/pci.h>
26
27#include <asm/uaccess.h>
28
29#include "prismcompat.h"
30#include "isl_ioctl.h"
31#include "islpci_mgt.h"
32#include "isl_oid.h" /* additional types and defs for isl38xx fw */
33#include "oid_mgt.h"
34
35#include <net/iw_handler.h> /* New driver API */
36
eab411f1
DW		 37#define KEY_SIZE_WEP104 13 /* 104/128-bit WEP keys */
38#define KEY_SIZE_WEP40 5 /* 40/64-bit WEP keys */
39/* KEY_SIZE_TKIP should match isl_oid.h, struct obj_key.key[] size */
40#define KEY_SIZE_TKIP 32 /* TKIP keys */
1da177e4 41
eab411f1 42static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
1da177e4 43 u8 *wpa_ie, size_t wpa_ie_len);
eab411f1 44static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie);
1da177e4
LT		 45static int prism54_set_wpa(struct net_device *, struct iw_request_info *,
46 __u32 *, char *);
47
bd6dd756
JT		 48/* In 500 kbps */
49static const unsigned char scan_rate_list[] = { 2, 4, 11, 22,
50 12, 18, 24, 36,
51 48, 72, 96, 108 };
1da177e4
LT		 52
53/**
54 * prism54_mib_mode_helper - MIB change mode helper function
55 * @mib: the &struct islpci_mib object to modify
56 * @iw_mode: new mode (%IW_MODE_*)
93b2dd12 57 *
1da177e4 58 * This is a helper function, hence it does not lock. Make sure
93b2dd12
DT		 59 * caller deals with locking *if* necessary. This function sets the
60 * mode-dependent mib values and does the mapping of the Linux
61 * Wireless API modes to Device firmware modes. It also checks for
62 * correct valid Linux wireless modes.
1da177e4
LT		 63 */
64static int
65prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode)
66{
67 u32 config = INL_CONFIG_MANUALRUN;
68 u32 mode, bsstype;
69
70 /* For now, just catch early the Repeater and Secondary modes here */
71 if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) {
72 printk(KERN_DEBUG
73 "%s(): Sorry, Repeater mode and Secondary mode "
74 "are not yet supported by this driver.\n", __FUNCTION__);
75 return -EINVAL;
76 }
77
78 priv->iw_mode = iw_mode;
79
80 switch (iw_mode) {
81 case IW_MODE_AUTO:
82 mode = INL_MODE_CLIENT;
83 bsstype = DOT11_BSSTYPE_ANY;
84 break;
85 case IW_MODE_ADHOC:
86 mode = INL_MODE_CLIENT;
87 bsstype = DOT11_BSSTYPE_IBSS;
88 break;
89 case IW_MODE_INFRA:
90 mode = INL_MODE_CLIENT;
91 bsstype = DOT11_BSSTYPE_INFRA;
92 break;
93 case IW_MODE_MASTER:
94 mode = INL_MODE_AP;
95 bsstype = DOT11_BSSTYPE_INFRA;
96 break;
97 case IW_MODE_MONITOR:
98 mode = INL_MODE_PROMISCUOUS;
99 bsstype = DOT11_BSSTYPE_ANY;
100 config |= INL_CONFIG_RXANNEX;
101 break;
102 default:
103 return -EINVAL;
104 }
105
106 if (init_wds)
107 config |= INL_CONFIG_WDS;
108 mgt_set(priv, DOT11_OID_BSSTYPE, &bsstype);
109 mgt_set(priv, OID_INL_CONFIG, &config);
110 mgt_set(priv, OID_INL_MODE, &mode);
111
112 return 0;
113}
114
115/**
116 * prism54_mib_init - fill MIB cache with defaults
117 *
118 * this function initializes the struct given as @mib with defaults,
119 * of which many are retrieved from the global module parameter
93b2dd12 120 * variables.
1da177e4
LT		 121 */
122
123void
124prism54_mib_init(islpci_private *priv)
125{
126 u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode;
127 struct obj_buffer psm_buffer = {
128 .size = PSM_BUFFER_SIZE,
129 .addr = priv->device_psm_buffer
130 };
131
132 channel = CARD_DEFAULT_CHANNEL;
133 authen = CARD_DEFAULT_AUTHEN;
134 wep = CARD_DEFAULT_WEP;
135 filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */
93b2dd12 136 dot1x = CARD_DEFAULT_DOT1X;
1da177e4
LT		 137 mlme = CARD_DEFAULT_MLME_MODE;
138 conformance = CARD_DEFAULT_CONFORMANCE;
139 power = 127;
140 mode = CARD_DEFAULT_IW_MODE;
141
142 mgt_set(priv, DOT11_OID_CHANNEL, &channel);
143 mgt_set(priv, DOT11_OID_AUTHENABLE, &authen);
144 mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep);
145 mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer);
146 mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter);
147 mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x);
148 mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme);
149 mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance);
150 mgt_set(priv, OID_INL_OUTPUTPOWER, &power);
151
152 /* This sets all of the mode-dependent values */
153 prism54_mib_mode_helper(priv, mode);
154}
155
156/* this will be executed outside of atomic context thanks to
157 * schedule_work(), thus we can as well use sleeping semaphore
158 * locking */
159void
c4028958 160prism54_update_stats(struct work_struct *work)
1da177e4 161{
c4028958 162 islpci_private *priv = container_of(work, islpci_private, stats_work);
1da177e4
LT		 163 char *data;
164 int j;
165 struct obj_bss bss, *bss2;
166 union oid_res_t r;
167
f8139218 168 mutex_lock(&priv->stats_lock);
1da177e4
LT		 169
170/* Noise floor.
171 * I'm not sure if the unit is dBm.
172 * Note : If we are not connected, this value seems to be irrelevant. */
173
174 mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
175 priv->local_iwstatistics.qual.noise = r.u;
176
177/* Get the rssi of the link. To do this we need to retrieve a bss. */
178
179 /* First get the MAC address of the AP we are associated with. */
180 mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r);
181 data = r.ptr;
182
183 /* copy this MAC to the bss */
184 memcpy(bss.address, data, 6);
185 kfree(data);
186
187 /* now ask for the corresponding bss */
188 j = mgt_get_request(priv, DOT11_OID_BSSFIND, 0, (void *) &bss, &r);
189 bss2 = r.ptr;
190 /* report the rssi and use it to calculate
191 * link quality through a signal-noise
192 * ratio */
193 priv->local_iwstatistics.qual.level = bss2->rssi;
194 priv->local_iwstatistics.qual.qual =
195 bss2->rssi - priv->iwstatistics.qual.noise;
196
197 kfree(bss2);
198
199 /* report that the stats are new */
200 priv->local_iwstatistics.qual.updated = 0x7;
201
202/* Rx : unable to decrypt the MPDU */
203 mgt_get_request(priv, DOT11_OID_PRIVRXFAILED, 0, NULL, &r);
204 priv->local_iwstatistics.discard.code = r.u;
205
206/* Tx : Max MAC retries num reached */
207 mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r);
208 priv->local_iwstatistics.discard.retries = r.u;
209
f8139218 210 mutex_unlock(&priv->stats_lock);
1da177e4
LT		 211
212 return;
213}
214
215struct iw_statistics *
216prism54_get_wireless_stats(struct net_device *ndev)
217{
218 islpci_private *priv = netdev_priv(ndev);
219
220 /* If the stats are being updated return old data */
f8139218 221 if (mutex_trylock(&priv->stats_lock) == 0) {
1da177e4
LT		 222 memcpy(&priv->iwstatistics, &priv->local_iwstatistics,
223 sizeof (struct iw_statistics));
224 /* They won't be marked updated for the next time */
225 priv->local_iwstatistics.qual.updated = 0;
f8139218 226 mutex_unlock(&priv->stats_lock);
1da177e4
LT		 227 } else
228 priv->iwstatistics.qual.updated = 0;
229
93b2dd12 230 /* Update our wireless stats, but do not schedule to often
1da177e4
LT		 231 * (max 1 HZ) */
232 if ((priv->stats_timestamp == 0) ||
233 time_after(jiffies, priv->stats_timestamp + 1 * HZ)) {
234 schedule_work(&priv->stats_work);
235 priv->stats_timestamp = jiffies;
236 }
237
238 return &priv->iwstatistics;
239}
240
241static int
242prism54_commit(struct net_device *ndev, struct iw_request_info *info,
243 char *cwrq, char *extra)
244{
245 islpci_private *priv = netdev_priv(ndev);
246
247 /* simply re-set the last set SSID, this should commit most stuff */
248
249 /* Commit in Monitor mode is not necessary, also setting essid
250 * in Monitor mode does not make sense and isn't allowed for this
251 * device's firmware */
252 if (priv->iw_mode != IW_MODE_MONITOR)
253 return mgt_set_request(priv, DOT11_OID_SSID, 0, NULL);
254 return 0;
255}
256
257static int
258prism54_get_name(struct net_device *ndev, struct iw_request_info *info,
259 char *cwrq, char *extra)
260{
261 islpci_private *priv = netdev_priv(ndev);
262 char *capabilities;
263 union oid_res_t r;
264 int rvalue;
265
266 if (islpci_get_state(priv) < PRV_STATE_INIT) {
267 strncpy(cwrq, "NOT READY!", IFNAMSIZ);
268 return 0;
269 }
270 rvalue = mgt_get_request(priv, OID_INL_PHYCAPABILITIES, 0, NULL, &r);
271
272 switch (r.u) {
273 case INL_PHYCAP_5000MHZ:
274 capabilities = "IEEE 802.11a/b/g";
275 break;
276 case INL_PHYCAP_FAA:
277 capabilities = "IEEE 802.11b/g - FAA Support";
278 break;
279 case INL_PHYCAP_2400MHZ:
280 default:
281 capabilities = "IEEE 802.11b/g"; /* Default */
282 break;
283 }
284 strncpy(cwrq, capabilities, IFNAMSIZ);
285 return rvalue;
286}
287
288static int
289prism54_set_freq(struct net_device *ndev, struct iw_request_info *info,
290 struct iw_freq *fwrq, char *extra)
291{
292 islpci_private *priv = netdev_priv(ndev);
293 int rvalue;
294 u32 c;
295
296 if (fwrq->m < 1000)
297 /* we have a channel number */
298 c = fwrq->m;
299 else
300 c = (fwrq->e == 1) ? channel_of_freq(fwrq->m / 100000) : 0;
301
302 rvalue = c ? mgt_set_request(priv, DOT11_OID_CHANNEL, 0, &c) : -EINVAL;
303
304 /* Call commit handler */
305 return (rvalue ? rvalue : -EINPROGRESS);
306}
307
308static int
309prism54_get_freq(struct net_device *ndev, struct iw_request_info *info,
310 struct iw_freq *fwrq, char *extra)
311{
312 islpci_private *priv = netdev_priv(ndev);
313 union oid_res_t r;
314 int rvalue;
315
316 rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r);
317 fwrq->i = r.u;
318 rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r);
319 fwrq->m = r.u;
320 fwrq->e = 3;
321
322 return rvalue;
323}
324
325static int
326prism54_set_mode(struct net_device *ndev, struct iw_request_info *info,
327 __u32 * uwrq, char *extra)
328{
329 islpci_private *priv = netdev_priv(ndev);
330 u32 mlmeautolevel = CARD_DEFAULT_MLME_MODE;
331
332 /* Let's see if the user passed a valid Linux Wireless mode */
333 if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) {
334 printk(KERN_DEBUG
335 "%s: %s() You passed a non-valid init_mode.\n",
336 priv->ndev->name, __FUNCTION__);
337 return -EINVAL;
338 }
339
340 down_write(&priv->mib_sem);
341
342 if (prism54_mib_mode_helper(priv, *uwrq)) {
343 up_write(&priv->mib_sem);
344 return -EOPNOTSUPP;
345 }
346
347 /* the ACL code needs an intermediate mlmeautolevel. The wpa stuff an
348 * extended one.
349 */
350 if ((*uwrq == IW_MODE_MASTER) && (priv->acl.policy != MAC_POLICY_OPEN))
351 mlmeautolevel = DOT11_MLME_INTERMEDIATE;
352 if (priv->wpa)
353 mlmeautolevel = DOT11_MLME_EXTENDED;
354
355 mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel);
356
357 if (mgt_commit(priv)) {
358 up_write(&priv->mib_sem);
359 return -EIO;
360 }
361 priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR)
362 ? priv->monitor_type : ARPHRD_ETHER;
363 up_write(&priv->mib_sem);
364
365 return 0;
366}
367
368/* Use mib cache */
369static int
370prism54_get_mode(struct net_device *ndev, struct iw_request_info *info,
371 __u32 * uwrq, char *extra)
372{
373 islpci_private *priv = netdev_priv(ndev);
374
375 BUG_ON((priv->iw_mode < IW_MODE_AUTO) || (priv->iw_mode >
376 IW_MODE_MONITOR));
377 *uwrq = priv->iw_mode;
378
379 return 0;
380}
381
382/* we use DOT11_OID_EDTHRESHOLD. From what I guess the card will not try to
383 * emit data if (sensitivity > rssi - noise) (in dBm).
384 * prism54_set_sens does not seem to work.
385 */
386
387static int
388prism54_set_sens(struct net_device *ndev, struct iw_request_info *info,
389 struct iw_param *vwrq, char *extra)
390{
391 islpci_private *priv = netdev_priv(ndev);
392 u32 sens;
393
394 /* by default the card sets this to 20. */
395 sens = vwrq->disabled ? 20 : vwrq->value;
396
397 return mgt_set_request(priv, DOT11_OID_EDTHRESHOLD, 0, &sens);
398}
399
400static int
401prism54_get_sens(struct net_device *ndev, struct iw_request_info *info,
402 struct iw_param *vwrq, char *extra)
403{
404 islpci_private *priv = netdev_priv(ndev);
405 union oid_res_t r;
406 int rvalue;
407
408 rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r);
409
410 vwrq->value = r.u;
411 vwrq->disabled = (vwrq->value == 0);
412 vwrq->fixed = 1;
413
414 return rvalue;
415}
416
417static int
418prism54_get_range(struct net_device *ndev, struct iw_request_info *info,
419 struct iw_point *dwrq, char *extra)
420{
421 struct iw_range *range = (struct iw_range *) extra;
422 islpci_private *priv = netdev_priv(ndev);
423 u8 *data;
424 int i, m, rvalue;
425 struct obj_frequencies *freq;
426 union oid_res_t r;
427
428 memset(range, 0, sizeof (struct iw_range));
429 dwrq->length = sizeof (struct iw_range);
430
431 /* set the wireless extension version number */
432 range->we_version_source = SUPPORTED_WIRELESS_EXT;
433 range->we_version_compiled = WIRELESS_EXT;
434
435 /* Now the encoding capabilities */
436 range->num_encoding_sizes = 3;
437 /* 64(40) bits WEP */
438 range->encoding_size[0] = 5;
439 /* 128(104) bits WEP */
440 range->encoding_size[1] = 13;
441 /* 256 bits for WPA-PSK */
442 range->encoding_size[2] = 32;
443 /* 4 keys are allowed */
444 range->max_encoding_tokens = 4;
445
446 /* we don't know the quality range... */
447 range->max_qual.level = 0;
448 range->max_qual.noise = 0;
449 range->max_qual.qual = 0;
450 /* these value describe an average quality. Needs more tweaking... */
451 range->avg_qual.level = -80; /* -80 dBm */
452 range->avg_qual.noise = 0; /* don't know what to put here */
453 range->avg_qual.qual = 0;
454
455 range->sensitivity = 200;
456
457 /* retry limit capabilities */
458 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
459 range->retry_flags = IW_RETRY_LIMIT;
460 range->r_time_flags = IW_RETRY_LIFETIME;
461
462 /* I don't know the range. Put stupid things here */
463 range->min_retry = 1;
464 range->max_retry = 65535;
465 range->min_r_time = 1024;
466 range->max_r_time = 65535 * 1024;
467
468 /* txpower is supported in dBm's */
469 range->txpower_capa = IW_TXPOW_DBM;
470
1da177e4
LT		 471 /* Event capability (kernel + driver) */
472 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
473 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
474 IW_EVENT_CAPA_MASK(SIOCGIWAP));
475 range->event_capa[1] = IW_EVENT_CAPA_K_1;
476 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM);
1da177e4 477
eab411f1
DW		 478 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
479 IW_ENC_CAPA_CIPHER_TKIP;
480
1da177e4
LT		 481 if (islpci_get_state(priv) < PRV_STATE_INIT)
482 return 0;
483
484 /* Request the device for the supported frequencies
485 * not really relevant since some devices will report the 5 GHz band
486 * frequencies even if they don't support them.
487 */
488 rvalue =
489 mgt_get_request(priv, DOT11_OID_SUPPORTEDFREQUENCIES, 0, NULL, &r);
490 freq = r.ptr;
491
492 range->num_channels = freq->nr;
493 range->num_frequency = freq->nr;
494
495 m = min(IW_MAX_FREQUENCIES, (int) freq->nr);
496 for (i = 0; i < m; i++) {
497 range->freq[i].m = freq->mhz[i];
498 range->freq[i].e = 6;
499 range->freq[i].i = channel_of_freq(freq->mhz[i]);
500 }
501 kfree(freq);
502
503 rvalue |= mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r);
504 data = r.ptr;
505
506 /* We got an array of char. It is NULL terminated. */
507 i = 0;
508 while ((i < IW_MAX_BITRATES) && (*data != 0)) {
509 /* the result must be in bps. The card gives us 500Kbps */
510 range->bitrate[i] = *data * 500000;
511 i++;
512 data++;
513 }
514 range->num_bitrates = i;
515 kfree(r.ptr);
516
517 return rvalue;
518}
519
520/* Set AP address*/
521
522static int
523prism54_set_wap(struct net_device *ndev, struct iw_request_info *info,
524 struct sockaddr *awrq, char *extra)
525{
526 islpci_private *priv = netdev_priv(ndev);
527 char bssid[6];
528 int rvalue;
529
530 if (awrq->sa_family != ARPHRD_ETHER)
531 return -EINVAL;
532
533 /* prepare the structure for the set object */
534 memcpy(&bssid[0], awrq->sa_data, 6);
535
536 /* set the bssid -- does this make sense when in AP mode? */
537 rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid);
538
539 return (rvalue ? rvalue : -EINPROGRESS); /* Call commit handler */
540}
541
542/* get AP address*/
543
544static int
545prism54_get_wap(struct net_device *ndev, struct iw_request_info *info,
546 struct sockaddr *awrq, char *extra)
547{
548 islpci_private *priv = netdev_priv(ndev);
549 union oid_res_t r;
550 int rvalue;
551
552 rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r);
553 memcpy(awrq->sa_data, r.ptr, 6);
554 awrq->sa_family = ARPHRD_ETHER;
555 kfree(r.ptr);
556
557 return rvalue;
558}
559
560static int
561prism54_set_scan(struct net_device *dev, struct iw_request_info *info,
562 struct iw_param *vwrq, char *extra)
563{
564 /* hehe the device does this automagicaly */
565 return 0;
566}
567
568/* a little helper that will translate our data into a card independent
569 * format that the Wireless Tools will understand. This was inspired by
570 * the "Aironet driver for 4500 and 4800 series cards" (GPL)
571 */
572
573static char *
574prism54_translate_bss(struct net_device *ndev, char *current_ev,
575 char *end_buf, struct obj_bss *bss, char noise)
576{
577 struct iw_event iwe; /* Temporary buffer */
578 short cap;
579 islpci_private *priv = netdev_priv(ndev);
eab411f1
DW		 580 u8 wpa_ie[MAX_WPA_IE_LEN];
581 size_t wpa_ie_len;
1da177e4
LT		 582
583 /* The first entry must be the MAC address */
584 memcpy(iwe.u.ap_addr.sa_data, bss->address, 6);
585 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
586 iwe.cmd = SIOCGIWAP;
587 current_ev =
588 iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
589
590 /* The following entries will be displayed in the same order we give them */
591
592 /* The ESSID. */
593 iwe.u.data.length = bss->ssid.length;
594 iwe.u.data.flags = 1;
595 iwe.cmd = SIOCGIWESSID;
596 current_ev = iwe_stream_add_point(current_ev, end_buf,
597 &iwe, bss->ssid.octets);
598
599 /* Capabilities */
600#define CAP_ESS 0x01
601#define CAP_IBSS 0x02
602#define CAP_CRYPT 0x10
603
604 /* Mode */
605 cap = bss->capinfo;
606 iwe.u.mode = 0;
607 if (cap & CAP_ESS)
608 iwe.u.mode = IW_MODE_MASTER;
609 else if (cap & CAP_IBSS)
610 iwe.u.mode = IW_MODE_ADHOC;
611 iwe.cmd = SIOCGIWMODE;
612 if (iwe.u.mode)
613 current_ev =
614 iwe_stream_add_event(current_ev, end_buf, &iwe,
615 IW_EV_UINT_LEN);
616
617 /* Encryption capability */
618 if (cap & CAP_CRYPT)
619 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
620 else
621 iwe.u.data.flags = IW_ENCODE_DISABLED;
622 iwe.u.data.length = 0;
623 iwe.cmd = SIOCGIWENCODE;
624 current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL);
625
626 /* Add frequency. (short) bss->channel is the frequency in MHz */
627 iwe.u.freq.m = bss->channel;
628 iwe.u.freq.e = 6;
629 iwe.cmd = SIOCGIWFREQ;
630 current_ev =
631 iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
632
633 /* Add quality statistics */
634 iwe.u.qual.level = bss->rssi;
635 iwe.u.qual.noise = noise;
636 /* do a simple SNR for quality */
637 iwe.u.qual.qual = bss->rssi - noise;
638 iwe.cmd = IWEVQUAL;
639 current_ev =
640 iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
641
eab411f1
DW		 642 /* Add WPA/RSN Information Element, if any */
643 wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie);
644 if (wpa_ie_len > 0) {
645 iwe.cmd = IWEVGENIE;
646 iwe.u.data.length = min(wpa_ie_len, (size_t)MAX_WPA_IE_LEN);
647 current_ev = iwe_stream_add_point(current_ev, end_buf,
648 &iwe, wpa_ie);
1da177e4 649 }
bd6dd756
JT		 650 /* Do the bitrates */
651 {
652 char * current_val = current_ev + IW_EV_LCP_LEN;
653 int i;
654 int mask;
655
656 iwe.cmd = SIOCGIWRATE;
657 /* Those two flags are ignored... */
658 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
659
660 /* Parse the bitmask */
661 mask = 0x1;
662 for(i = 0; i < sizeof(scan_rate_list); i++) {
663 if(bss->rates & mask) {
664 iwe.u.bitrate.value = (scan_rate_list[i] * 500000);
665 current_val = iwe_stream_add_value(current_ev, current_val,
666 end_buf, &iwe,
667 IW_EV_PARAM_LEN);
668 }
669 mask <<= 1;
670 }
671 /* Check if we added any event */
672 if ((current_val - current_ev) > IW_EV_LCP_LEN)
673 current_ev = current_val;
674 }
675
1da177e4
LT		 676 return current_ev;
677}
678
679static int
680prism54_get_scan(struct net_device *ndev, struct iw_request_info *info,
681 struct iw_point *dwrq, char *extra)
682{
683 islpci_private *priv = netdev_priv(ndev);
684 int i, rvalue;
685 struct obj_bsslist *bsslist;
686 u32 noise = 0;
687 char *current_ev = extra;
688 union oid_res_t r;
689
690 if (islpci_get_state(priv) < PRV_STATE_INIT) {
691 /* device is not ready, fail gently */
692 dwrq->length = 0;
693 return 0;
694 }
695
696 /* first get the noise value. We will use it to report the link quality */
697 rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
698 noise = r.u;
699
700 /* Ask the device for a list of known bss.
701 * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64.
702 * The new API, using SIOCGIWSCAN, is only limited by the buffer size.
703 * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes.
704 * Starting with WE-17, the buffer can be as big as needed.
705 * But the device won't repport anything if you change the value
706 * of IWMAX_BSS=24. */
93b2dd12 707
1da177e4
LT		 708 rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r);
709 bsslist = r.ptr;
710
711 /* ok now, scan the list and translate its info */
712 for (i = 0; i < (int) bsslist->nr; i++) {
713 current_ev = prism54_translate_bss(ndev, current_ev,
714 extra + dwrq->length,
715 &(bsslist->bsslist[i]),
716 noise);
e2e96507 717
1da177e4
LT		 718 /* Check if there is space for one more entry */
719 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
720 /* Ask user space to try again with a bigger buffer */
721 rvalue = -E2BIG;
722 break;
723 }
1da177e4
LT		 724 }
725
726 kfree(bsslist);
727 dwrq->length = (current_ev - extra);
728 dwrq->flags = 0; /* todo */
729
730 return rvalue;
731}
732
733static int
734prism54_set_essid(struct net_device *ndev, struct iw_request_info *info,
735 struct iw_point *dwrq, char *extra)
736{
737 islpci_private *priv = netdev_priv(ndev);
738 struct obj_ssid essid;
739
740 memset(essid.octets, 0, 33);
741
742 /* Check if we were asked for `any' */
743 if (dwrq->flags && dwrq->length) {
bad04f2c 744 if (dwrq->length > 32)
1da177e4 745 return -E2BIG;
bad04f2c 746 essid.length = dwrq->length;
1da177e4
LT		 747 memcpy(essid.octets, extra, dwrq->length);
748 } else
749 essid.length = 0;
750
751 if (priv->iw_mode != IW_MODE_MONITOR)
752 return mgt_set_request(priv, DOT11_OID_SSID, 0, &essid);
753
754 /* If in monitor mode, just save to mib */
755 mgt_set(priv, DOT11_OID_SSID, &essid);
756 return 0;
757
758}
759
760static int
761prism54_get_essid(struct net_device *ndev, struct iw_request_info *info,
762 struct iw_point *dwrq, char *extra)
763{
764 islpci_private *priv = netdev_priv(ndev);
765 struct obj_ssid *essid;
766 union oid_res_t r;
767 int rvalue;
768
769 rvalue = mgt_get_request(priv, DOT11_OID_SSID, 0, NULL, &r);
770 essid = r.ptr;
771
772 if (essid->length) {
773 dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */
7f927fcc 774 /* if it is too big, trunk it */
bf82a449 775 dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length);
1da177e4
LT		 776 } else {
777 dwrq->flags = 0;
778 dwrq->length = 0;
779 }
780 essid->octets[essid->length] = '\0';
781 memcpy(extra, essid->octets, dwrq->length);
782 kfree(essid);
783
784 return rvalue;
785}
786
93b2dd12 787/* Provides no functionality, just completes the ioctl. In essence this is a
1da177e4
LT		 788 * just a cosmetic ioctl.
789 */
790static int
791prism54_set_nick(struct net_device *ndev, struct iw_request_info *info,
792 struct iw_point *dwrq, char *extra)
793{
794 islpci_private *priv = netdev_priv(ndev);
795
796 if (dwrq->length > IW_ESSID_MAX_SIZE)
797 return -E2BIG;
798
799 down_write(&priv->mib_sem);
800 memset(priv->nickname, 0, sizeof (priv->nickname));
801 memcpy(priv->nickname, extra, dwrq->length);
802 up_write(&priv->mib_sem);
803
804 return 0;
805}
806
807static int
808prism54_get_nick(struct net_device *ndev, struct iw_request_info *info,
809 struct iw_point *dwrq, char *extra)
810{
811 islpci_private *priv = netdev_priv(ndev);
812
813 dwrq->length = 0;
814
815 down_read(&priv->mib_sem);
bad04f2c 816 dwrq->length = strlen(priv->nickname);
1da177e4
LT		 817 memcpy(extra, priv->nickname, dwrq->length);
818 up_read(&priv->mib_sem);
819
820 return 0;
821}
822
823/* Set the allowed Bitrates */
824
825static int
826prism54_set_rate(struct net_device *ndev,
827 struct iw_request_info *info,
828 struct iw_param *vwrq, char *extra)
829{
830
831 islpci_private *priv = netdev_priv(ndev);
832 u32 rate, profile;
833 char *data;
834 int ret, i;
835 union oid_res_t r;
836
837 if (vwrq->value == -1) {
838 /* auto mode. No limit. */
839 profile = 1;
840 return mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile);
841 }
842
843 ret = mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r);
844 if (ret) {
845 kfree(r.ptr);
846 return ret;
847 }
848
849 rate = (u32) (vwrq->value / 500000);
850 data = r.ptr;
851 i = 0;
852
853 while (data[i]) {
854 if (rate && (data[i] == rate)) {
855 break;
856 }
857 if (vwrq->value == i) {
858 break;
859 }
860 data[i] |= 0x80;
861 i++;
862 }
863
864 if (!data[i]) {
865 kfree(r.ptr);
866 return -EINVAL;
867 }
868
869 data[i] |= 0x80;
870 data[i + 1] = 0;
871
872 /* Now, check if we want a fixed or auto value */
873 if (vwrq->fixed) {
874 data[0] = data[i];
875 data[1] = 0;
876 }
877
878/*
879 i = 0;
880 printk("prism54 rate: ");
881 while(data[i]) {
882 printk("%u ", data[i]);
883 i++;
884 }
885 printk("0\n");
886*/
887 profile = -1;
888 ret = mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile);
889 ret |= mgt_set_request(priv, DOT11_OID_EXTENDEDRATES, 0, data);
890 ret |= mgt_set_request(priv, DOT11_OID_RATES, 0, data);
891
892 kfree(r.ptr);
893
894 return ret;
895}
896
897/* Get the current bit rate */
898static int
899prism54_get_rate(struct net_device *ndev,
900 struct iw_request_info *info,
901 struct iw_param *vwrq, char *extra)
902{
903 islpci_private *priv = netdev_priv(ndev);
904 int rvalue;
905 char *data;
906 union oid_res_t r;
907
908 /* Get the current bit rate */
909 if ((rvalue = mgt_get_request(priv, GEN_OID_LINKSTATE, 0, NULL, &r)))
910 return rvalue;
911 vwrq->value = r.u * 500000;
912
913 /* request the device for the enabled rates */
914 rvalue = mgt_get_request(priv, DOT11_OID_RATES, 0, NULL, &r);
915 if (rvalue) {
916 kfree(r.ptr);
917 return rvalue;
918 }
919 data = r.ptr;
920 vwrq->fixed = (data[0] != 0) && (data[1] == 0);
921 kfree(r.ptr);
922
923 return 0;
924}
925
926static int
927prism54_set_rts(struct net_device *ndev, struct iw_request_info *info,
928 struct iw_param *vwrq, char *extra)
929{
930 islpci_private *priv = netdev_priv(ndev);
931
932 return mgt_set_request(priv, DOT11_OID_RTSTHRESH, 0, &vwrq->value);
933}
934
935static int
936prism54_get_rts(struct net_device *ndev, struct iw_request_info *info,
937 struct iw_param *vwrq, char *extra)
938{
939 islpci_private *priv = netdev_priv(ndev);
940 union oid_res_t r;
941 int rvalue;
942
943 /* get the rts threshold */
944 rvalue = mgt_get_request(priv, DOT11_OID_RTSTHRESH, 0, NULL, &r);
945 vwrq->value = r.u;
946
947 return rvalue;
948}
949
950static int
951prism54_set_frag(struct net_device *ndev, struct iw_request_info *info,
952 struct iw_param *vwrq, char *extra)
953{
954 islpci_private *priv = netdev_priv(ndev);
955
956 return mgt_set_request(priv, DOT11_OID_FRAGTHRESH, 0, &vwrq->value);
957}
958
959static int
960prism54_get_frag(struct net_device *ndev, struct iw_request_info *info,
961 struct iw_param *vwrq, char *extra)
962{
963 islpci_private *priv = netdev_priv(ndev);
964 union oid_res_t r;
965 int rvalue;
966
967 rvalue = mgt_get_request(priv, DOT11_OID_FRAGTHRESH, 0, NULL, &r);
968 vwrq->value = r.u;
969
970 return rvalue;
971}
972
973/* Here we have (min,max) = max retries for (small frames, big frames). Where
974 * big frame <=> bigger than the rts threshold
975 * small frame <=> smaller than the rts threshold
976 * This is not really the behavior expected by the wireless tool but it seems
977 * to be a common behavior in other drivers.
978 */
979
980static int
981prism54_set_retry(struct net_device *ndev, struct iw_request_info *info,
982 struct iw_param *vwrq, char *extra)
983{
984 islpci_private *priv = netdev_priv(ndev);
985 u32 slimit = 0, llimit = 0; /* short and long limit */
986 u32 lifetime = 0;
987 int rvalue = 0;
988
989 if (vwrq->disabled)
990 /* we cannot disable this feature */
991 return -EINVAL;
992
993 if (vwrq->flags & IW_RETRY_LIMIT) {
bad04f2c 994 if (vwrq->flags & IW_RETRY_SHORT)
1da177e4 995 slimit = vwrq->value;
bad04f2c 996 else if (vwrq->flags & IW_RETRY_LONG)
1da177e4
LT		 997 llimit = vwrq->value;
998 else {
999 /* we are asked to set both */
1000 slimit = vwrq->value;
1001 llimit = vwrq->value;
1002 }
1003 }
1004 if (vwrq->flags & IW_RETRY_LIFETIME)
1005 /* Wireless tools use us unit while the device uses 1024 us unit */
1006 lifetime = vwrq->value / 1024;
1007
1008 /* now set what is requested */
1009 if (slimit)
1010 rvalue =
1011 mgt_set_request(priv, DOT11_OID_SHORTRETRIES, 0, &slimit);
1012 if (llimit)
1013 rvalue |=
1014 mgt_set_request(priv, DOT11_OID_LONGRETRIES, 0, &llimit);
1015 if (lifetime)
1016 rvalue |=
1017 mgt_set_request(priv, DOT11_OID_MAXTXLIFETIME, 0,
1018 &lifetime);
1019 return rvalue;
1020}
1021
1022static int
1023prism54_get_retry(struct net_device *ndev, struct iw_request_info *info,
1024 struct iw_param *vwrq, char *extra)
1025{
1026 islpci_private *priv = netdev_priv(ndev);
1027 union oid_res_t r;
1028 int rvalue = 0;
1029 vwrq->disabled = 0; /* It cannot be disabled */
1030
1031 if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
1032 /* we are asked for the life time */
1033 rvalue =
1034 mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r);
1035 vwrq->value = r.u * 1024;
1036 vwrq->flags = IW_RETRY_LIFETIME;
bad04f2c 1037 } else if ((vwrq->flags & IW_RETRY_LONG)) {
1da177e4
LT		 1038 /* we are asked for the long retry limit */
1039 rvalue |=
1040 mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r);
1041 vwrq->value = r.u;
bad04f2c 1042 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
1da177e4
LT		 1043 } else {
1044 /* default. get the short retry limit */
1045 rvalue |=
1046 mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r);
1047 vwrq->value = r.u;
bad04f2c 1048 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT;
1da177e4
LT		 1049 }
1050
1051 return rvalue;
1052}
1053
1054static int
1055prism54_set_encode(struct net_device *ndev, struct iw_request_info *info,
1056 struct iw_point *dwrq, char *extra)
1057{
1058 islpci_private *priv = netdev_priv(ndev);
1059 int rvalue = 0, force = 0;
1060 int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
1061 union oid_res_t r;
1062
1063 /* with the new API, it's impossible to get a NULL pointer.
1064 * New version of iwconfig set the IW_ENCODE_NOKEY flag
1065 * when no key is given, but older versions don't. */
1066
1067 if (dwrq->length > 0) {
1068 /* we have a key to set */
1069 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1070 int current_index;
1071 struct obj_key key = { DOT11_PRIV_WEP, 0, "" };
1072
1073 /* get the current key index */
1074 rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
1075 current_index = r.u;
1076 /* Verify that the key is not marked as invalid */
1077 if (!(dwrq->flags & IW_ENCODE_NOKEY)) {
eab411f1
DW		 1078 if (dwrq->length > KEY_SIZE_TKIP) {
1079 /* User-provided key data too big */
1080 return -EINVAL;
1081 }
1082 if (dwrq->length > KEY_SIZE_WEP104) {
1083 /* WPA-PSK TKIP */
1da177e4 1084 key.type = DOT11_PRIV_TKIP;
eab411f1
DW		 1085 key.length = KEY_SIZE_TKIP;
1086 } else if (dwrq->length > KEY_SIZE_WEP40) {
1087 /* WEP 104/128 */
1088 key.length = KEY_SIZE_WEP104;
1089 } else {
1090 /* WEP 40/64 */
1091 key.length = KEY_SIZE_WEP40;
1092 }
1093 memset(key.key, 0, sizeof (key.key));
1094 memcpy(key.key, extra, dwrq->length);
1095
1da177e4
LT		 1096 if ((index < 0) || (index > 3))
1097 /* no index provided use the current one */
1098 index = current_index;
1099
1100 /* now send the key to the card */
1101 rvalue |=
1102 mgt_set_request(priv, DOT11_OID_DEFKEYX, index,
1103 &key);
1104 }
1105 /*
93b2dd12 1106 * If a valid key is set, encryption should be enabled
1da177e4
LT		 1107 * (user may turn it off later).
1108 * This is also how "iwconfig ethX key on" works
1109 */
1110 if ((index == current_index) && (key.length > 0))
1111 force = 1;
1112 } else {
1113 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1114 if ((index >= 0) && (index <= 3)) {
1115 /* we want to set the key index */
1116 rvalue |=
1117 mgt_set_request(priv, DOT11_OID_DEFKEYID, 0,
1118 &index);
1119 } else {
f59d9782 1120 if (!(dwrq->flags & IW_ENCODE_MODE)) {
1da177e4
LT		 1121 /* we cannot do anything. Complain. */
1122 return -EINVAL;
1123 }
1124 }
1125 }
1126 /* now read the flags */
1127 if (dwrq->flags & IW_ENCODE_DISABLED) {
93b2dd12 1128 /* Encoding disabled,
1da177e4
LT		 1129 * authen = DOT11_AUTH_OS;
1130 * invoke = 0;
1131 * exunencrypt = 0; */
1132 }
1133 if (dwrq->flags & IW_ENCODE_OPEN)
1134 /* Encode but accept non-encoded packets. No auth */
1135 invoke = 1;
1136 if ((dwrq->flags & IW_ENCODE_RESTRICTED) || force) {
1137 /* Refuse non-encoded packets. Auth */
1138 authen = DOT11_AUTH_BOTH;
1139 invoke = 1;
1140 exunencrypt = 1;
1141 }
1142 /* do the change if requested */
1143 if ((dwrq->flags & IW_ENCODE_MODE) || force) {
1144 rvalue |=
1145 mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
1146 rvalue |=
1147 mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke);
1148 rvalue |=
1149 mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
1150 &exunencrypt);
1151 }
1152 return rvalue;
1153}
1154
1155static int
1156prism54_get_encode(struct net_device *ndev, struct iw_request_info *info,
1157 struct iw_point *dwrq, char *extra)
1158{
1159 islpci_private *priv = netdev_priv(ndev);
1160 struct obj_key *key;
1161 u32 devindex, index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1162 u32 authen = 0, invoke = 0, exunencrypt = 0;
1163 int rvalue;
1164 union oid_res_t r;
1165
1166 /* first get the flags */
1167 rvalue = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
1168 authen = r.u;
1169 rvalue |= mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
1170 invoke = r.u;
1171 rvalue |= mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
1172 exunencrypt = r.u;
1173
1174 if (invoke && (authen == DOT11_AUTH_BOTH) && exunencrypt)
1175 dwrq->flags = IW_ENCODE_RESTRICTED;
1176 else if ((authen == DOT11_AUTH_OS) && !exunencrypt) {
1177 if (invoke)
1178 dwrq->flags = IW_ENCODE_OPEN;
1179 else
1180 dwrq->flags = IW_ENCODE_DISABLED;
1181 } else
1182 /* The card should not work in this state */
1183 dwrq->flags = 0;
1184
1185 /* get the current device key index */
1186 rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
1187 devindex = r.u;
1188 /* Now get the key, return it */
1189 if ((index < 0) || (index > 3))
1190 /* no index provided, use the current one */
1191 index = devindex;
1192 rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r);
1193 key = r.ptr;
1194 dwrq->length = key->length;
1195 memcpy(extra, key->key, dwrq->length);
1196 kfree(key);
1197 /* return the used key index */
1198 dwrq->flags |= devindex + 1;
1199
1200 return rvalue;
1201}
1202
1203static int
1204prism54_get_txpower(struct net_device *ndev, struct iw_request_info *info,
1205 struct iw_param *vwrq, char *extra)
1206{
1207 islpci_private *priv = netdev_priv(ndev);
1208 union oid_res_t r;
1209 int rvalue;
1210
1211 rvalue = mgt_get_request(priv, OID_INL_OUTPUTPOWER, 0, NULL, &r);
1212 /* intersil firmware operates in 0.25 dBm (1/4 dBm) */
1213 vwrq->value = (s32) r.u / 4;
1214 vwrq->fixed = 1;
1215 /* radio is not turned of
93b2dd12 1216 * btw: how is possible to turn off only the radio
1da177e4
LT		 1217 */
1218 vwrq->disabled = 0;
1219
1220 return rvalue;
1221}
1222
1223static int
1224prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info,
1225 struct iw_param *vwrq, char *extra)
1226{
1227 islpci_private *priv = netdev_priv(ndev);
1228 s32 u = vwrq->value;
1229
1230 /* intersil firmware operates in 0.25 dBm (1/4) */
1231 u *= 4;
1232 if (vwrq->disabled) {
1233 /* don't know how to disable radio */
1234 printk(KERN_DEBUG
1235 "%s: %s() disabling radio is not yet supported.\n",
1236 priv->ndev->name, __FUNCTION__);
1237 return -ENOTSUPP;
1238 } else if (vwrq->fixed)
1239 /* currently only fixed value is supported */
1240 return mgt_set_request(priv, OID_INL_OUTPUTPOWER, 0, &u);
1241 else {
1242 printk(KERN_DEBUG
1243 "%s: %s() auto power will be implemented later.\n",
1244 priv->ndev->name, __FUNCTION__);
1245 return -ENOTSUPP;
1246 }
1247}
1248
eab411f1
DW		 1249static int prism54_set_genie(struct net_device *ndev,
1250 struct iw_request_info *info,
1251 struct iw_point *data, char *extra)
1252{
1253 islpci_private *priv = netdev_priv(ndev);
1254 int alen, ret = 0;
1255 struct obj_attachment *attach;
1256
1257 if (data->length > MAX_WPA_IE_LEN ||
1258 (data->length && extra == NULL))
1259 return -EINVAL;
1260
1261 memcpy(priv->wpa_ie, extra, data->length);
1262 priv->wpa_ie_len = data->length;
1263
1264 alen = sizeof(*attach) + priv->wpa_ie_len;
1265 attach = kzalloc(alen, GFP_KERNEL);
1266 if (attach == NULL)
1267 return -ENOMEM;
1268
1269#define WLAN_FC_TYPE_MGMT 0
1270#define WLAN_FC_STYPE_ASSOC_REQ 0
1271#define WLAN_FC_STYPE_REASSOC_REQ 2
1272
1273 /* Note: endianness is covered by mgt_set_varlen */
1274 attach->type = (WLAN_FC_TYPE_MGMT << 2) |
1275 (WLAN_FC_STYPE_ASSOC_REQ << 4);
1276 attach->id = -1;
1277 attach->size = priv->wpa_ie_len;
1278 memcpy(attach->data, extra, priv->wpa_ie_len);
1279
1280 ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach,
1281 priv->wpa_ie_len);
1282 if (ret == 0) {
1283 attach->type = (WLAN_FC_TYPE_MGMT << 2) |
1284 (WLAN_FC_STYPE_REASSOC_REQ << 4);
1285
1286 ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach,
1287 priv->wpa_ie_len);
1288 if (ret == 0)
1289 printk(KERN_DEBUG "%s: WPA IE Attachment was set\n",
1290 ndev->name);
1291 }
1292
1293 kfree(attach);
1294 return ret;
1295}
1296
1297
1298static int prism54_get_genie(struct net_device *ndev,
1299 struct iw_request_info *info,
1300 struct iw_point *data, char *extra)
1301{
1302 islpci_private *priv = netdev_priv(ndev);
1303 int len = priv->wpa_ie_len;
1304
1305 if (len <= 0) {
1306 data->length = 0;
1307 return 0;
1308 }
1309
1310 if (data->length < len)
1311 return -E2BIG;
1312
1313 data->length = len;
1314 memcpy(extra, priv->wpa_ie, len);
1315
1316 return 0;
1317}
1318
1319static int prism54_set_auth(struct net_device *ndev,
1320 struct iw_request_info *info,
1321 union iwreq_data *wrqu, char *extra)
1322{
1323 islpci_private *priv = netdev_priv(ndev);
1324 struct iw_param *param = &wrqu->param;
1325 u32 mlmelevel = 0, authen = 0, dot1x = 0;
1326 u32 exunencrypt = 0, privinvoked = 0, wpa = 0;
1327 u32 old_wpa;
1328 int ret = 0;
1329 union oid_res_t r;
1330
1331 if (islpci_get_state(priv) < PRV_STATE_INIT)
1332 return 0;
1333
1334 /* first get the flags */
1335 down_write(&priv->mib_sem);
1336 wpa = old_wpa = priv->wpa;
1337 up_write(&priv->mib_sem);
1338 ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
1339 authen = r.u;
1340 ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
1341 privinvoked = r.u;
1342 ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
1343 exunencrypt = r.u;
1344 ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r);
1345 dot1x = r.u;
1346 ret = mgt_get_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, NULL, &r);
1347 mlmelevel = r.u;
1348
1349 if (ret < 0)
1350 goto out;
1351
1352 switch (param->flags & IW_AUTH_INDEX) {
1353 case IW_AUTH_CIPHER_PAIRWISE:
1354 case IW_AUTH_CIPHER_GROUP:
1355 case IW_AUTH_KEY_MGMT:
1356 break;
1357
1358 case IW_AUTH_WPA_ENABLED:
1359 /* Do the same thing as IW_AUTH_WPA_VERSION */
1360 if (param->value) {
1361 wpa = 1;
1362 privinvoked = 1; /* For privacy invoked */
1363 exunencrypt = 1; /* Filter out all unencrypted frames */
1364 dot1x = 0x01; /* To enable eap filter */
1365 mlmelevel = DOT11_MLME_EXTENDED;
1366 authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
1367 } else {
1368 wpa = 0;
1369 privinvoked = 0;
1370 exunencrypt = 0; /* Do not filter un-encrypted data */
1371 dot1x = 0;
1372 mlmelevel = DOT11_MLME_AUTO;
1373 }
1374 break;
1375
1376 case IW_AUTH_WPA_VERSION:
1377 if (param->value & IW_AUTH_WPA_VERSION_DISABLED) {
1378 wpa = 0;
1379 privinvoked = 0;
1380 exunencrypt = 0; /* Do not filter un-encrypted data */
1381 dot1x = 0;
1382 mlmelevel = DOT11_MLME_AUTO;
1383 } else {
1384 if (param->value & IW_AUTH_WPA_VERSION_WPA)
1385 wpa = 1;
1386 else if (param->value & IW_AUTH_WPA_VERSION_WPA2)
1387 wpa = 2;
1388 privinvoked = 1; /* For privacy invoked */
1389 exunencrypt = 1; /* Filter out all unencrypted frames */
1390 dot1x = 0x01; /* To enable eap filter */
1391 mlmelevel = DOT11_MLME_EXTENDED;
1392 authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
1393 }
1394 break;
1395
1396 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
b5c41651
DW		 1397 /* dot1x should be the opposite of RX_UNENCRYPTED_EAPOL;
1398 * turn off dot1x when allowing receipt of unencrypted EAPOL
1399 * frames, turn on dot1x when receipt should be disallowed
1400 */
1401 dot1x = param->value ? 0 : 0x01;
eab411f1
DW		 1402 break;
1403
1404 case IW_AUTH_PRIVACY_INVOKED:
1405 privinvoked = param->value ? 1 : 0;
b5c41651 1406 break;
eab411f1
DW		 1407
1408 case IW_AUTH_DROP_UNENCRYPTED:
1409 exunencrypt = param->value ? 1 : 0;
1410 break;
1411
1412 case IW_AUTH_80211_AUTH_ALG:
1413 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
1414 /* Only WEP uses _SK and _BOTH */
1415 if (wpa > 0) {
1416 ret = -EINVAL;
1417 goto out;
1418 }
1419 authen = DOT11_AUTH_SK;
1420 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
1421 authen = DOT11_AUTH_OS;
1422 } else {
1423 ret = -EINVAL;
1424 goto out;
1425 }
1426 break;
1427
1428 default:
1429 return -EOPNOTSUPP;
1430 }
1431
1432 /* Set all the values */
1433 down_write(&priv->mib_sem);
1434 priv->wpa = wpa;
1435 up_write(&priv->mib_sem);
1436 mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
1437 mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &privinvoked);
1438 mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt);
1439 mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x);
1440 mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlmelevel);
1441
1442out:
1443 return ret;
1444}
1445
1446static int prism54_get_auth(struct net_device *ndev,
1447 struct iw_request_info *info,
1448 union iwreq_data *wrqu, char *extra)
1449{
1450 islpci_private *priv = netdev_priv(ndev);
1451 struct iw_param *param = &wrqu->param;
1452 u32 wpa = 0;
1453 int ret = 0;
1454 union oid_res_t r;
1455
1456 if (islpci_get_state(priv) < PRV_STATE_INIT)
1457 return 0;
1458
1459 /* first get the flags */
1460 down_write(&priv->mib_sem);
1461 wpa = priv->wpa;
1462 up_write(&priv->mib_sem);
1463
1464 switch (param->flags & IW_AUTH_INDEX) {
1465 case IW_AUTH_CIPHER_PAIRWISE:
1466 case IW_AUTH_CIPHER_GROUP:
1467 case IW_AUTH_KEY_MGMT:
1468 /*
1469 * wpa_supplicant will control these internally
1470 */
1471 ret = -EOPNOTSUPP;
1472 break;
1473
1474 case IW_AUTH_WPA_VERSION:
1475 switch (wpa) {
1476 case 1:
1477 param->value = IW_AUTH_WPA_VERSION_WPA;
1478 break;
1479 case 2:
1480 param->value = IW_AUTH_WPA_VERSION_WPA2;
1481 break;
1482 case 0:
1483 default:
1484 param->value = IW_AUTH_WPA_VERSION_DISABLED;
1485 break;
1486 }
1487 break;
1488
1489 case IW_AUTH_DROP_UNENCRYPTED:
1490 ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
1491 if (ret >= 0)
1492 param->value = r.u > 0 ? 1 : 0;
1493 break;
1494
1495 case IW_AUTH_80211_AUTH_ALG:
1496 ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
1497 if (ret >= 0) {
1498 switch (r.u) {
1499 case DOT11_AUTH_OS:
1500 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
1501 break;
1502 case DOT11_AUTH_BOTH:
1503 case DOT11_AUTH_SK:
1504 param->value = IW_AUTH_ALG_SHARED_KEY;
1505 case DOT11_AUTH_NONE:
1506 default:
1507 param->value = 0;
1508 break;
1509 }
1510 }
1511 break;
1512
1513 case IW_AUTH_WPA_ENABLED:
1514 param->value = wpa > 0 ? 1 : 0;
1515 break;
1516
1517 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
1518 ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r);
1519 if (ret >= 0)
1520 param->value = r.u > 0 ? 1 : 0;
1521 break;
1522
1523 case IW_AUTH_PRIVACY_INVOKED:
1524 ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
1525 if (ret >= 0)
1526 param->value = r.u > 0 ? 1 : 0;
1527 break;
1528
1529 default:
1530 return -EOPNOTSUPP;
1531 }
1532 return ret;
1533}
1534
1535static int prism54_set_encodeext(struct net_device *ndev,
1536 struct iw_request_info *info,
1537 union iwreq_data *wrqu,
1538 char *extra)
1539{
1540 islpci_private *priv = netdev_priv(ndev);
1541 struct iw_point *encoding = &wrqu->encoding;
1542 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1543 int idx, alg = ext->alg, set_key = 1;
1544 union oid_res_t r;
1545 int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
1546 int ret = 0;
1547
1548 if (islpci_get_state(priv) < PRV_STATE_INIT)
1549 return 0;
1550
1551 /* Determine and validate the key index */
1552 idx = (encoding->flags & IW_ENCODE_INDEX) - 1;
1553 if (idx) {
1554 if (idx < 0 || idx > 3)
1555 return -EINVAL;
1556 } else {
1557 ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
1558 if (ret < 0)
1559 goto out;
1560 idx = r.u;
1561 }
1562
1563 if (encoding->flags & IW_ENCODE_DISABLED)
1564 alg = IW_ENCODE_ALG_NONE;
1565
1566 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
1567 /* Only set transmit key index here, actual
1568 * key is set below if needed.
1569 */
1570 ret = mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &idx);
1571 set_key = ext->key_len > 0 ? 1 : 0;
1572 }
1573
1574 if (set_key) {
1575 struct obj_key key = { DOT11_PRIV_WEP, 0, "" };
1576 switch (alg) {
1577 case IW_ENCODE_ALG_NONE:
1578 break;
1579 case IW_ENCODE_ALG_WEP:
1580 if (ext->key_len > KEY_SIZE_WEP104) {
1581 ret = -EINVAL;
1582 goto out;
1583 }
1584 if (ext->key_len > KEY_SIZE_WEP40)
1585 key.length = KEY_SIZE_WEP104;
1586 else
1587 key.length = KEY_SIZE_WEP40;
1588 break;
1589 case IW_ENCODE_ALG_TKIP:
1590 if (ext->key_len > KEY_SIZE_TKIP) {
1591 ret = -EINVAL;
1592 goto out;
1593 }
1594 key.type = DOT11_PRIV_TKIP;
1595 key.length = KEY_SIZE_TKIP;
b5c41651 1596 break;
eab411f1
DW		 1597 default:
1598 return -EINVAL;
1599 }
1600
1601 if (key.length) {
1602 memset(key.key, 0, sizeof(key.key));
1603 memcpy(key.key, ext->key, ext->key_len);
1604 ret = mgt_set_request(priv, DOT11_OID_DEFKEYX, idx,
1605 &key);
1606 if (ret < 0)
1607 goto out;
1608 }
1609 }
1610
1611 /* Read the flags */
1612 if (encoding->flags & IW_ENCODE_DISABLED) {
1613 /* Encoding disabled,
1614 * authen = DOT11_AUTH_OS;
1615 * invoke = 0;
1616 * exunencrypt = 0; */
1617 }
1618 if (encoding->flags & IW_ENCODE_OPEN) {
1619 /* Encode but accept non-encoded packets. No auth */
1620 invoke = 1;
1621 }
1622 if (encoding->flags & IW_ENCODE_RESTRICTED) {
1623 /* Refuse non-encoded packets. Auth */
1624 authen = DOT11_AUTH_BOTH;
1625 invoke = 1;
1626 exunencrypt = 1;
1627 }
1628
1629 /* do the change if requested */
1630 if (encoding->flags & IW_ENCODE_MODE) {
1631 ret = mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0,
1632 &authen);
1633 ret = mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0,
1634 &invoke);
1635 ret = mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
1636 &exunencrypt);
1637 }
1638
1639out:
1640 return ret;
1641}
1642
1643
1644static int prism54_get_encodeext(struct net_device *ndev,
1645 struct iw_request_info *info,
1646 union iwreq_data *wrqu,
1647 char *extra)
1648{
1649 islpci_private *priv = netdev_priv(ndev);
1650 struct iw_point *encoding = &wrqu->encoding;
1651 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1652 int idx, max_key_len;
1653 union oid_res_t r;
1654 int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0, wpa = 0;
1655 int ret = 0;
1656
1657 if (islpci_get_state(priv) < PRV_STATE_INIT)
1658 return 0;
1659
1660 /* first get the flags */
1661 ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
1662 authen = r.u;
1663 ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
1664 invoke = r.u;
1665 ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
1666 exunencrypt = r.u;
1667 if (ret < 0)
1668 goto out;
1669
1670 max_key_len = encoding->length - sizeof(*ext);
1671 if (max_key_len < 0)
1672 return -EINVAL;
1673
1674 idx = (encoding->flags & IW_ENCODE_INDEX) - 1;
1675 if (idx) {
1676 if (idx < 0 || idx > 3)
1677 return -EINVAL;
1678 } else {
1679 ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
1680 if (ret < 0)
1681 goto out;
1682 idx = r.u;
1683 }
1684
1685 encoding->flags = idx + 1;
1686 memset(ext, 0, sizeof(*ext));
1687
1688 switch (authen) {
1689 case DOT11_AUTH_BOTH:
1690 case DOT11_AUTH_SK:
1691 wrqu->encoding.flags |= IW_ENCODE_RESTRICTED;
1692 case DOT11_AUTH_OS:
1693 default:
1694 wrqu->encoding.flags |= IW_ENCODE_OPEN;
1695 break;
1696 }
1697
1698 down_write(&priv->mib_sem);
1699 wpa = priv->wpa;
1700 up_write(&priv->mib_sem);
1701
1702 if (authen == DOT11_AUTH_OS && !exunencrypt && !invoke && !wpa) {
1703 /* No encryption */
1704 ext->alg = IW_ENCODE_ALG_NONE;
1705 ext->key_len = 0;
1706 wrqu->encoding.flags |= IW_ENCODE_DISABLED;
1707 } else {
1708 struct obj_key *key;
1709
1710 ret = mgt_get_request(priv, DOT11_OID_DEFKEYX, idx, NULL, &r);
1711 if (ret < 0)
1712 goto out;
1713 key = r.ptr;
1714 if (max_key_len < key->length) {
1715 ret = -E2BIG;
1716 goto out;
1717 }
1718 memcpy(ext->key, key->key, key->length);
1719 ext->key_len = key->length;
1720
1721 switch (key->type) {
1722 case DOT11_PRIV_TKIP:
1723 ext->alg = IW_ENCODE_ALG_TKIP;
1724 break;
1725 default:
1726 case DOT11_PRIV_WEP:
1727 ext->alg = IW_ENCODE_ALG_WEP;
1728 break;
1729 }
1730 wrqu->encoding.flags |= IW_ENCODE_ENABLED;
1731 }
1732
1733out:
1734 return ret;
1735}
1736
1737
1da177e4
LT		 1738static int
1739prism54_reset(struct net_device *ndev, struct iw_request_info *info,
1740 __u32 * uwrq, char *extra)
1741{
1742 islpci_reset(netdev_priv(ndev), 0);
1743
1744 return 0;
1745}
1746
1747static int
1748prism54_get_oid(struct net_device *ndev, struct iw_request_info *info,
1749 struct iw_point *dwrq, char *extra)
1750{
1751 union oid_res_t r;
1752 int rvalue;
1753 enum oid_num_t n = dwrq->flags;
1754
6dbc9c89 1755 rvalue = mgt_get_request(netdev_priv(ndev), n, 0, NULL, &r);
1da177e4
LT		 1756 dwrq->length = mgt_response_to_str(n, &r, extra);
1757 if ((isl_oid[n].flags & OID_FLAG_TYPE) != OID_TYPE_U32)
1758 kfree(r.ptr);
1759 return rvalue;
1760}
1761
1762static int
1763prism54_set_u32(struct net_device *ndev, struct iw_request_info *info,
1764 __u32 * uwrq, char *extra)
1765{
1766 u32 oid = uwrq[0], u = uwrq[1];
1767
6dbc9c89 1768 return mgt_set_request(netdev_priv(ndev), oid, 0, &u);
1da177e4
LT		 1769}
1770
1771static int
1772prism54_set_raw(struct net_device *ndev, struct iw_request_info *info,
1773 struct iw_point *dwrq, char *extra)
1774{
1775 u32 oid = dwrq->flags;
1776
6dbc9c89 1777 return mgt_set_request(netdev_priv(ndev), oid, 0, extra);
1da177e4
LT		 1778}
1779
1780void
1781prism54_acl_init(struct islpci_acl *acl)
1782{
6f865c0a 1783 mutex_init(&acl->lock);
1da177e4
LT		 1784 INIT_LIST_HEAD(&acl->mac_list);
1785 acl->size = 0;
1786 acl->policy = MAC_POLICY_OPEN;
1787}
1788
1789static void
1790prism54_clear_mac(struct islpci_acl *acl)
1791{
1792 struct list_head *ptr, *next;
1793 struct mac_entry *entry;
1794
6f865c0a 1795 mutex_lock(&acl->lock);
1da177e4
LT		 1796
1797 if (acl->size == 0) {
6f865c0a 1798 mutex_unlock(&acl->lock);
1da177e4
LT		 1799 return;
1800 }
1801
1802 for (ptr = acl->mac_list.next, next = ptr->next;
1803 ptr != &acl->mac_list; ptr = next, next = ptr->next) {
1804 entry = list_entry(ptr, struct mac_entry, _list);
1805 list_del(ptr);
1806 kfree(entry);
1807 }
1808 acl->size = 0;
6f865c0a 1809 mutex_unlock(&acl->lock);
1da177e4
LT		 1810}
1811
1812void
1813prism54_acl_clean(struct islpci_acl *acl)
1814{
1815 prism54_clear_mac(acl);
1816}
1817
1818static int
1819prism54_add_mac(struct net_device *ndev, struct iw_request_info *info,
1820 struct sockaddr *awrq, char *extra)
1821{
1822 islpci_private *priv = netdev_priv(ndev);
1823 struct islpci_acl *acl = &priv->acl;
1824 struct mac_entry *entry;
1825 struct sockaddr *addr = (struct sockaddr *) extra;
1826
1827 if (addr->sa_family != ARPHRD_ETHER)
1828 return -EOPNOTSUPP;
1829
1830 entry = kmalloc(sizeof (struct mac_entry), GFP_KERNEL);
1831 if (entry == NULL)
1832 return -ENOMEM;
1833
1834 memcpy(entry->addr, addr->sa_data, ETH_ALEN);
1835
6f865c0a 1836 if (mutex_lock_interruptible(&acl->lock)) {
1da177e4
LT		 1837 kfree(entry);
1838 return -ERESTARTSYS;
1839 }
1840 list_add_tail(&entry->_list, &acl->mac_list);
1841 acl->size++;
6f865c0a 1842 mutex_unlock(&acl->lock);
1da177e4
LT		 1843
1844 return 0;
1845}
1846
1847static int
1848prism54_del_mac(struct net_device *ndev, struct iw_request_info *info,
1849 struct sockaddr *awrq, char *extra)
1850{
1851 islpci_private *priv = netdev_priv(ndev);
1852 struct islpci_acl *acl = &priv->acl;
1853 struct mac_entry *entry;
1da177e4
LT		 1854 struct sockaddr *addr = (struct sockaddr *) extra;
1855
1856 if (addr->sa_family != ARPHRD_ETHER)
1857 return -EOPNOTSUPP;
1858
6f865c0a 1859 if (mutex_lock_interruptible(&acl->lock))
1da177e4 1860 return -ERESTARTSYS;
426921bd 1861 list_for_each_entry(entry, &acl->mac_list, _list) {
1da177e4 1862 if (memcmp(entry->addr, addr->sa_data, ETH_ALEN) == 0) {
426921bd 1863 list_del(&entry->_list);
1da177e4
LT		 1864 acl->size--;
1865 kfree(entry);
6f865c0a 1866 mutex_unlock(&acl->lock);
1da177e4
LT		 1867 return 0;
1868 }
1869 }
6f865c0a 1870 mutex_unlock(&acl->lock);
1da177e4
LT		 1871 return -EINVAL;
1872}
1873
1874static int
1875prism54_get_mac(struct net_device *ndev, struct iw_request_info *info,
1876 struct iw_point *dwrq, char *extra)
1877{
1878 islpci_private *priv = netdev_priv(ndev);
1879 struct islpci_acl *acl = &priv->acl;
1880 struct mac_entry *entry;
1da177e4
LT		 1881 struct sockaddr *dst = (struct sockaddr *) extra;
1882
1883 dwrq->length = 0;
1884
6f865c0a 1885 if (mutex_lock_interruptible(&acl->lock))
1da177e4
LT		 1886 return -ERESTARTSYS;
1887
426921bd 1888 list_for_each_entry(entry, &acl->mac_list, _list) {
1da177e4
LT		 1889 memcpy(dst->sa_data, entry->addr, ETH_ALEN);
1890 dst->sa_family = ARPHRD_ETHER;
1891 dwrq->length++;
1892 dst++;
1893 }
6f865c0a 1894 mutex_unlock(&acl->lock);
1da177e4
LT		 1895 return 0;
1896}
1897
1898/* Setting policy also clears the MAC acl, even if we don't change the defaut
1899 * policy
1900 */
1901
1902static int
1903prism54_set_policy(struct net_device *ndev, struct iw_request_info *info,
1904 __u32 * uwrq, char *extra)
1905{
1906 islpci_private *priv = netdev_priv(ndev);
1907 struct islpci_acl *acl = &priv->acl;
1908 u32 mlmeautolevel;
1909
1910 prism54_clear_mac(acl);
1911
1912 if ((*uwrq < MAC_POLICY_OPEN) || (*uwrq > MAC_POLICY_REJECT))
1913 return -EINVAL;
1914
1915 down_write(&priv->mib_sem);
1916
1917 acl->policy = *uwrq;
1918
1919 /* the ACL code needs an intermediate mlmeautolevel */
1920 if ((priv->iw_mode == IW_MODE_MASTER) &&
1921 (acl->policy != MAC_POLICY_OPEN))
1922 mlmeautolevel = DOT11_MLME_INTERMEDIATE;
1923 else
1924 mlmeautolevel = CARD_DEFAULT_MLME_MODE;
1925 if (priv->wpa)
1926 mlmeautolevel = DOT11_MLME_EXTENDED;
1927 mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel);
1928 /* restart the card with our new policy */
1929 if (mgt_commit(priv)) {
1930 up_write(&priv->mib_sem);
1931 return -EIO;
1932 }
1933 up_write(&priv->mib_sem);
1934
1935 return 0;
1936}
1937
1938static int
1939prism54_get_policy(struct net_device *ndev, struct iw_request_info *info,
1940 __u32 * uwrq, char *extra)
1941{
1942 islpci_private *priv = netdev_priv(ndev);
1943 struct islpci_acl *acl = &priv->acl;
1944
1945 *uwrq = acl->policy;
1946
1947 return 0;
1948}
1949
1950/* Return 1 only if client should be accepted. */
1951
1952static int
1953prism54_mac_accept(struct islpci_acl *acl, char *mac)
1954{
1da177e4
LT		 1955 struct mac_entry *entry;
1956 int res = 0;
1957
6f865c0a 1958 if (mutex_lock_interruptible(&acl->lock))
1da177e4
LT		 1959 return -ERESTARTSYS;
1960
1961 if (acl->policy == MAC_POLICY_OPEN) {
6f865c0a 1962 mutex_unlock(&acl->lock);
1da177e4
LT		 1963 return 1;
1964 }
1965
426921bd 1966 list_for_each_entry(entry, &acl->mac_list, _list) {
1da177e4
LT		 1967 if (memcmp(entry->addr, mac, ETH_ALEN) == 0) {
1968 res = 1;
1969 break;
1970 }
1971 }
1972 res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res;
6f865c0a 1973 mutex_unlock(&acl->lock);
1da177e4
LT		 1974
1975 return res;
1976}
1977
1978static int
1979prism54_kick_all(struct net_device *ndev, struct iw_request_info *info,
1980 struct iw_point *dwrq, char *extra)
1981{
1982 struct obj_mlme *mlme;
1983 int rvalue;
1984
1985 mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL);
1986 if (mlme == NULL)
1987 return -ENOMEM;
1988
1989 /* Tell the card to kick every client */
1990 mlme->id = 0;
1991 rvalue =
1992 mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme);
1993 kfree(mlme);
1994
1995 return rvalue;
1996}
1997
1998static int
1999prism54_kick_mac(struct net_device *ndev, struct iw_request_info *info,
2000 struct sockaddr *awrq, char *extra)
2001{
2002 struct obj_mlme *mlme;
2003 struct sockaddr *addr = (struct sockaddr *) extra;
2004 int rvalue;
2005
2006 if (addr->sa_family != ARPHRD_ETHER)
2007 return -EOPNOTSUPP;
2008
2009 mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL);
2010 if (mlme == NULL)
2011 return -ENOMEM;
2012
2013 /* Tell the card to only kick the corresponding bastard */
2014 memcpy(mlme->address, addr->sa_data, ETH_ALEN);
2015 mlme->id = -1;
2016 rvalue =
2017 mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme);
2018
2019 kfree(mlme);
2020
2021 return rvalue;
2022}
2023
2024/* Translate a TRAP oid into a wireless event. Called in islpci_mgt_receive. */
2025
2026static void
2027format_event(islpci_private *priv, char *dest, const char *str,
2028 const struct obj_mlme *mlme, u16 *length, int error)
2029{
0795af57 2030 DECLARE_MAC_BUF(mac);
1da177e4 2031 int n = snprintf(dest, IW_CUSTOM_MAX,
0795af57 2032 "%s %s %s %s (%2.2X)",
1da177e4
LT		 2033 str,
2034 ((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"),
0795af57 2035 print_mac(mac, mlme->address),
1da177e4
LT		 2036 (error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ")
2037 : ""), mlme->code);
2038 BUG_ON(n > IW_CUSTOM_MAX);
2039 *length = n;
2040}
2041
2042static void
2043send_formatted_event(islpci_private *priv, const char *str,
2044 const struct obj_mlme *mlme, int error)
2045{
2046 union iwreq_data wrqu;
2047 char *memptr;
2048
2049 memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
2050 if (!memptr)
2051 return;
2052 wrqu.data.pointer = memptr;
2053 wrqu.data.length = 0;
2054 format_event(priv, memptr, str, mlme, &wrqu.data.length,
2055 error);
2056 wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr);
2057 kfree(memptr);
2058}
2059
2060static void
2061send_simple_event(islpci_private *priv, const char *str)
2062{
2063 union iwreq_data wrqu;
2064 char *memptr;
2065 int n = strlen(str);
2066
2067 memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
2068 if (!memptr)
2069 return;
2070 BUG_ON(n > IW_CUSTOM_MAX);
2071 wrqu.data.pointer = memptr;
2072 wrqu.data.length = n;
2073 strcpy(memptr, str);
2074 wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr);
2075 kfree(memptr);
2076}
2077
2078static void
2079link_changed(struct net_device *ndev, u32 bitrate)
2080{
2081 islpci_private *priv = netdev_priv(ndev);
2082
2083 if (bitrate) {
2084 if (priv->iw_mode == IW_MODE_INFRA) {
2085 union iwreq_data uwrq;
2086 prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq,
2087 NULL);
2088 wireless_send_event(ndev, SIOCGIWAP, &uwrq, NULL);
2089 } else
2090 send_simple_event(netdev_priv(ndev),
2091 "Link established");
2092 } else
2093 send_simple_event(netdev_priv(ndev), "Link lost");
2094}
2095
2096/* Beacon/ProbeResp payload header */
2097struct ieee80211_beacon_phdr {
2098 u8 timestamp[8];
2099 u16 beacon_int;
2100 u16 capab_info;
2101} __attribute__ ((packed));
2102
2103#define WLAN_EID_GENERIC 0xdd
2104static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 };
2105
1da177e4 2106static void
eab411f1
DW		 2107prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
2108 u8 *wpa_ie, size_t wpa_ie_len)
1da177e4
LT		 2109{
2110 struct list_head *ptr;
2111 struct islpci_bss_wpa_ie *bss = NULL;
0795af57 2112 DECLARE_MAC_BUF(mac);
1da177e4
LT		 2113
2114 if (wpa_ie_len > MAX_WPA_IE_LEN)
2115 wpa_ie_len = MAX_WPA_IE_LEN;
2116
27ae4d43 2117 down(&priv->wpa_sem);
1da177e4
LT		 2118
2119 /* try to use existing entry */
2120 list_for_each(ptr, &priv->bss_wpa_list) {
2121 bss = list_entry(ptr, struct islpci_bss_wpa_ie, list);
2122 if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) {
2123 list_move(&bss->list, &priv->bss_wpa_list);
2124 break;
2125 }
2126 bss = NULL;
2127 }
2128
2129 if (bss == NULL) {
2130 /* add a new BSS entry; if max number of entries is already
2131 * reached, replace the least recently updated */
2132 if (priv->num_bss_wpa >= MAX_BSS_WPA_IE_COUNT) {
2133 bss = list_entry(priv->bss_wpa_list.prev,
2134 struct islpci_bss_wpa_ie, list);
2135 list_del(&bss->list);
2136 } else {
b950e83b
YB		 2137 bss = kzalloc(sizeof (*bss), GFP_ATOMIC);
2138 if (bss != NULL)
1da177e4 2139 priv->num_bss_wpa++;
1da177e4
LT		 2140 }
2141 if (bss != NULL) {
2142 memcpy(bss->bssid, bssid, ETH_ALEN);
2143 list_add(&bss->list, &priv->bss_wpa_list);
2144 }
2145 }
2146
2147 if (bss != NULL) {
2148 memcpy(bss->wpa_ie, wpa_ie, wpa_ie_len);
2149 bss->wpa_ie_len = wpa_ie_len;
2150 bss->last_update = jiffies;
2151 } else {
0795af57
JP		 2152 printk(KERN_DEBUG "Failed to add BSS WPA entry for "
2153 "%s\n", print_mac(mac, bssid));
1da177e4
LT		 2154 }
2155
2156 /* expire old entries from WPA list */
2157 while (priv->num_bss_wpa > 0) {
2158 bss = list_entry(priv->bss_wpa_list.prev,
2159 struct islpci_bss_wpa_ie, list);
2160 if (!time_after(jiffies, bss->last_update + 60 * HZ))
2161 break;
2162
2163 list_del(&bss->list);
2164 priv->num_bss_wpa--;
2165 kfree(bss);
2166 }
2167
2168 up(&priv->wpa_sem);
2169}
2170
2171static size_t
eab411f1 2172prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie)
1da177e4
LT		 2173{
2174 struct list_head *ptr;
2175 struct islpci_bss_wpa_ie *bss = NULL;
2176 size_t len = 0;
2177
27ae4d43 2178 down(&priv->wpa_sem);
1da177e4
LT		 2179
2180 list_for_each(ptr, &priv->bss_wpa_list) {
2181 bss = list_entry(ptr, struct islpci_bss_wpa_ie, list);
2182 if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0)
2183 break;
2184 bss = NULL;
2185 }
2186 if (bss) {
2187 len = bss->wpa_ie_len;
2188 memcpy(wpa_ie, bss->wpa_ie, len);
2189 }
2190 up(&priv->wpa_sem);
2191
2192 return len;
2193}
2194
2195void
eab411f1 2196prism54_wpa_bss_ie_init(islpci_private *priv)
1da177e4
LT		 2197{
2198 INIT_LIST_HEAD(&priv->bss_wpa_list);
2199 sema_init(&priv->wpa_sem, 1);
2200}
2201
2202void
eab411f1 2203prism54_wpa_bss_ie_clean(islpci_private *priv)
1da177e4 2204{
426921bd 2205 struct islpci_bss_wpa_ie *bss, *n;
1da177e4 2206
426921bd 2207 list_for_each_entry_safe(bss, n, &priv->bss_wpa_list, list) {
1da177e4
LT		 2208 kfree(bss);
2209 }
2210}
2211
2212static void
2213prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr,
2214 u8 *payload, size_t len)
2215{
2216 struct ieee80211_beacon_phdr *hdr;
2217 u8 *pos, *end;
0795af57 2218 DECLARE_MAC_BUF(mac);
1da177e4
LT		 2219
2220 if (!priv->wpa)
2221 return;
2222
2223 hdr = (struct ieee80211_beacon_phdr *) payload;
2224 pos = (u8 *) (hdr + 1);
2225 end = payload + len;
2226 while (pos < end) {
2227 if (pos + 2 + pos[1] > end) {
2228 printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed "
0795af57 2229 "for %s\n", print_mac(mac, addr));
1da177e4
LT		 2230 return;
2231 }
2232 if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 &&
2233 memcmp(pos + 2, wpa_oid, 4) == 0) {
eab411f1 2234 prism54_wpa_bss_ie_add(priv, addr, pos, pos[1] + 2);
1da177e4
LT		 2235 return;
2236 }
2237 pos += 2 + pos[1];
2238 }
2239}
2240
2241static void
2242handle_request(islpci_private *priv, struct obj_mlme *mlme, enum oid_num_t oid)
2243{
2244 if (((mlme->state == DOT11_STATE_AUTHING) ||
2245 (mlme->state == DOT11_STATE_ASSOCING))
2246 && mgt_mlme_answer(priv)) {
2247 /* Someone is requesting auth and we must respond. Just send back
2248 * the trap with error code set accordingly.
2249 */
2250 mlme->code = prism54_mac_accept(&priv->acl,
2251 mlme->address) ? 0 : 1;
2252 mgt_set_request(priv, oid, 0, mlme);
2253 }
2254}
2255
2256static int
2257prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
2258 char *data)
2259{
2260 struct obj_mlme *mlme = (struct obj_mlme *) data;
2261 struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data;
2262 struct obj_mlmeex *confirm;
2263 u8 wpa_ie[MAX_WPA_IE_LEN];
2264 int wpa_ie_len;
2265 size_t len = 0; /* u16, better? */
2266 u8 *payload = NULL, *pos = NULL;
2267 int ret;
0795af57 2268 DECLARE_MAC_BUF(mac);
1da177e4
LT		 2269
2270 /* I think all trapable objects are listed here.
2271 * Some oids have a EX version. The difference is that they are emitted
2272 * in DOT11_MLME_EXTENDED mode (set with DOT11_OID_MLMEAUTOLEVEL)
2273 * with more info.
2274 * The few events already defined by the wireless tools are not really
2275 * suited. We use the more flexible custom event facility.
2276 */
2277
2278 if (oid >= DOT11_OID_BEACON) {
2279 len = mlmeex->size;
2280 payload = pos = mlmeex->data;
2281 }
2282
2283 /* I fear prism54_process_bss_data won't work with big endian data */
2284 if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE))
2285 prism54_process_bss_data(priv, oid, mlmeex->address,
2286 payload, len);
2287
2288 mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme);
2289
2290 switch (oid) {
2291
2292 case GEN_OID_LINKSTATE:
2293 link_changed(priv->ndev, (u32) *data);
2294 break;
2295
2296 case DOT11_OID_MICFAILURE:
2297 send_simple_event(priv, "Mic failure");
2298 break;
2299
2300 case DOT11_OID_DEAUTHENTICATE:
2301 send_formatted_event(priv, "DeAuthenticate request", mlme, 0);
2302 break;
2303
2304 case DOT11_OID_AUTHENTICATE:
2305 handle_request(priv, mlme, oid);
2306 send_formatted_event(priv, "Authenticate request", mlme, 1);
2307 break;
2308
2309 case DOT11_OID_DISASSOCIATE:
2310 send_formatted_event(priv, "Disassociate request", mlme, 0);
2311 break;
2312
2313 case DOT11_OID_ASSOCIATE:
2314 handle_request(priv, mlme, oid);
2315 send_formatted_event(priv, "Associate request", mlme, 1);
2316 break;
2317
2318 case DOT11_OID_REASSOCIATE:
2319 handle_request(priv, mlme, oid);
2320 send_formatted_event(priv, "ReAssociate request", mlme, 1);
2321 break;
2322
2323 case DOT11_OID_BEACON:
2324 send_formatted_event(priv,
2325 "Received a beacon from an unkown AP",
2326 mlme, 0);
2327 break;
2328
2329 case DOT11_OID_PROBE:
2330 /* we received a probe from a client. */
2331 send_formatted_event(priv, "Received a probe from client", mlme,
2332 0);
2333 break;
2334
2335 /* Note : "mlme" is actually a "struct obj_mlmeex *" here, but this
2336 * is backward compatible layout-wise with "struct obj_mlme".
2337 */
2338
2339 case DOT11_OID_DEAUTHENTICATEEX:
2340 send_formatted_event(priv, "DeAuthenticate request", mlme, 0);
2341 break;
2342
2343 case DOT11_OID_AUTHENTICATEEX:
2344 handle_request(priv, mlme, oid);
2345 send_formatted_event(priv, "Authenticate request (ex)", mlme, 1);
2346
93b2dd12 2347 if (priv->iw_mode != IW_MODE_MASTER
1da177e4
LT		 2348 && mlmeex->state != DOT11_STATE_AUTHING)
2349 break;
2350
2351 confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC);
2352
93b2dd12 2353 if (!confirm)
1da177e4
LT		 2354 break;
2355
2356 memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
0795af57
JP		 2357 printk(KERN_DEBUG "Authenticate from: address:\t%s\n",
2358 print_mac(mac, mlmeex->address));
1da177e4
LT		 2359 confirm->id = -1; /* or mlmeex->id ? */
2360 confirm->state = 0; /* not used */
2361 confirm->code = 0;
2362 confirm->size = 6;
2363 confirm->data[0] = 0x00;
2364 confirm->data[1] = 0x00;
2365 confirm->data[2] = 0x02;
2366 confirm->data[3] = 0x00;
2367 confirm->data[4] = 0x00;
2368 confirm->data[5] = 0x00;
2369
2370 ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6);
2371
2372 kfree(confirm);
2373 if (ret)
2374 return ret;
2375 break;
2376
2377 case DOT11_OID_DISASSOCIATEEX:
2378 send_formatted_event(priv, "Disassociate request (ex)", mlme, 0);
2379 break;
2380
2381 case DOT11_OID_ASSOCIATEEX:
2382 handle_request(priv, mlme, oid);
2383 send_formatted_event(priv, "Associate request (ex)", mlme, 1);
2384
93b2dd12 2385 if (priv->iw_mode != IW_MODE_MASTER
eab411f1 2386 && mlmeex->state != DOT11_STATE_ASSOCING)
1da177e4 2387 break;
93b2dd12 2388
1da177e4
LT		 2389 confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC);
2390
2391 if (!confirm)
2392 break;
2393
2394 memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
2395
2396 confirm->id = ((struct obj_mlmeex *)mlme)->id;
2397 confirm->state = 0; /* not used */
2398 confirm->code = 0;
2399
eab411f1 2400 wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
1da177e4
LT		 2401
2402 if (!wpa_ie_len) {
0795af57
JP		 2403 printk(KERN_DEBUG "No WPA IE found from address:\t%s\n",
2404 print_mac(mac, mlmeex->address));
1da177e4
LT		 2405 kfree(confirm);
2406 break;
2407 }
2408
2409 confirm->size = wpa_ie_len;
2410 memcpy(&confirm->data, wpa_ie, wpa_ie_len);
2411
2412 mgt_set_varlen(priv, oid, confirm, wpa_ie_len);
2413
2414 kfree(confirm);
93b2dd12 2415
1da177e4
LT		 2416 break;
2417
2418 case DOT11_OID_REASSOCIATEEX:
2419 handle_request(priv, mlme, oid);
2420 send_formatted_event(priv, "Reassociate request (ex)", mlme, 1);
2421
93b2dd12 2422 if (priv->iw_mode != IW_MODE_MASTER
1da177e4
LT		 2423 && mlmeex->state != DOT11_STATE_ASSOCING)
2424 break;
2425
2426 confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC);
2427
2428 if (!confirm)
2429 break;
2430
2431 memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
2432
2433 confirm->id = mlmeex->id;
2434 confirm->state = 0; /* not used */
2435 confirm->code = 0;
2436
eab411f1 2437 wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
1da177e4
LT		 2438
2439 if (!wpa_ie_len) {
0795af57
JP		 2440 printk(KERN_DEBUG "No WPA IE found from address:\t%s\n",
2441 print_mac(mac, mlmeex->address));
1da177e4
LT		 2442 kfree(confirm);
2443 break;
2444 }
2445
93b2dd12 2446 confirm->size = wpa_ie_len;
1da177e4
LT		 2447 memcpy(&confirm->data, wpa_ie, wpa_ie_len);
2448
2449 mgt_set_varlen(priv, oid, confirm, wpa_ie_len);
2450
2451 kfree(confirm);
93b2dd12 2452
1da177e4
LT		 2453 break;
2454
2455 default:
2456 return -EINVAL;
2457 }
2458
2459 return 0;
2460}
2461
2462/*
2463 * Process a device trap. This is called via schedule_work(), outside of
2464 * interrupt context, no locks held.
2465 */
2466void
c4028958 2467prism54_process_trap(struct work_struct *work)
1da177e4 2468{
c4028958
DH		 2469 struct islpci_mgmtframe *frame =
2470 container_of(work, struct islpci_mgmtframe, ws);
1da177e4
LT		 2471 struct net_device *ndev = frame->ndev;
2472 enum oid_num_t n = mgt_oidtonum(frame->header->oid);
2473
2474 if (n != OID_NUM_LAST)
2475 prism54_process_trap_helper(netdev_priv(ndev), n, frame->data);
2476 islpci_mgt_release(frame);
2477}
2478
2479int
2480prism54_set_mac_address(struct net_device *ndev, void *addr)
2481{
2482 islpci_private *priv = netdev_priv(ndev);
2483 int ret;
2484
2485 if (ndev->addr_len != 6)
2486 return -EINVAL;
2487 ret = mgt_set_request(priv, GEN_OID_MACADDRESS, 0,
2488 &((struct sockaddr *) addr)->sa_data);
2489 if (!ret)
2490 memcpy(priv->ndev->dev_addr,
2491 &((struct sockaddr *) addr)->sa_data, 6);
2492
2493 return ret;
2494}
2495
2496/* Note: currently, use hostapd ioctl from the Host AP driver for WPA
2497 * support. This is to be replaced with Linux wireless extensions once they
2498 * get WPA support. */
2499
2500/* Note II: please leave all this together as it will be easier to remove later,
2501 * once wireless extensions add WPA support -mcgrof */
2502
2503/* PRISM54_HOSTAPD ioctl() cmd: */
2504enum {
2505 PRISM2_SET_ENCRYPTION = 6,
2506 PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12,
2507 PRISM2_HOSTAPD_MLME = 13,
2508 PRISM2_HOSTAPD_SCAN_REQ = 14,
2509};
2510
2511#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12
2512#define PRISM54_HOSTAPD SIOCIWFIRSTPRIV+25
2513#define PRISM54_DROP_UNENCRYPTED SIOCIWFIRSTPRIV+26
2514
2515#define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024
2516#define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \
2517((int) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data))
2518
93b2dd12 2519/* Maximum length for algorithm names (-1 for nul termination)
1da177e4
LT		 2520 * used in ioctl() */
2521#define HOSTAP_CRYPT_ALG_NAME_LEN 16
93b2dd12 2522
1da177e4
LT		 2523struct prism2_hostapd_param {
2524 u32 cmd;
2525 u8 sta_addr[ETH_ALEN];
2526 union {
2527 struct {
2528 u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN];
2529 u32 flags;
2530 u32 err;
2531 u8 idx;
2532 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
2533 u16 key_len;
2534 u8 key[0];
2535 } crypt;
2536 struct {
2537 u8 len;
2538 u8 data[0];
2539 } generic_elem;
2540 struct {
2541#define MLME_STA_DEAUTH 0
2542#define MLME_STA_DISASSOC 1
2543 u16 cmd;
2544 u16 reason_code;
2545 } mlme;
2546 struct {
2547 u8 ssid_len;
2548 u8 ssid[32];
2549 } scan_req;
2550 } u;
2551};
2552
2553
2554static int
2555prism2_ioctl_set_encryption(struct net_device *dev,
2556 struct prism2_hostapd_param *param,
2557 int param_len)
2558{
2559 islpci_private *priv = netdev_priv(dev);
2560 int rvalue = 0, force = 0;
2561 int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
2562 union oid_res_t r;
2563
2564 /* with the new API, it's impossible to get a NULL pointer.
2565 * New version of iwconfig set the IW_ENCODE_NOKEY flag
2566 * when no key is given, but older versions don't. */
2567
2568 if (param->u.crypt.key_len > 0) {
2569 /* we have a key to set */
2570 int index = param->u.crypt.idx;
2571 int current_index;
2572 struct obj_key key = { DOT11_PRIV_TKIP, 0, "" };
2573
2574 /* get the current key index */
2575 rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
2576 current_index = r.u;
2577 /* Verify that the key is not marked as invalid */
2578 if (!(param->u.crypt.flags & IW_ENCODE_NOKEY)) {
2579 key.length = param->u.crypt.key_len > sizeof (param->u.crypt.key) ?
2580 sizeof (param->u.crypt.key) : param->u.crypt.key_len;
2581 memcpy(key.key, param->u.crypt.key, key.length);
2582 if (key.length == 32)
2583 /* we want WPA-PSK */
2584 key.type = DOT11_PRIV_TKIP;
2585 if ((index < 0) || (index > 3))
2586 /* no index provided use the current one */
2587 index = current_index;
2588
2589 /* now send the key to the card */
2590 rvalue |=
2591 mgt_set_request(priv, DOT11_OID_DEFKEYX, index,
2592 &key);
2593 }
2594 /*
93b2dd12 2595 * If a valid key is set, encryption should be enabled
1da177e4
LT		 2596 * (user may turn it off later).
2597 * This is also how "iwconfig ethX key on" works
2598 */
2599 if ((index == current_index) && (key.length > 0))
2600 force = 1;
2601 } else {
2602 int index = (param->u.crypt.flags & IW_ENCODE_INDEX) - 1;
2603 if ((index >= 0) && (index <= 3)) {
2604 /* we want to set the key index */
2605 rvalue |=
2606 mgt_set_request(priv, DOT11_OID_DEFKEYID, 0,
2607 &index);
2608 } else {
f59d9782 2609 if (!(param->u.crypt.flags & IW_ENCODE_MODE)) {
1da177e4
LT		 2610 /* we cannot do anything. Complain. */
2611 return -EINVAL;
2612 }
2613 }
2614 }
2615 /* now read the flags */
2616 if (param->u.crypt.flags & IW_ENCODE_DISABLED) {
93b2dd12 2617 /* Encoding disabled,
1da177e4
LT		 2618 * authen = DOT11_AUTH_OS;
2619 * invoke = 0;
2620 * exunencrypt = 0; */
2621 }
2622 if (param->u.crypt.flags & IW_ENCODE_OPEN)
2623 /* Encode but accept non-encoded packets. No auth */
2624 invoke = 1;
2625 if ((param->u.crypt.flags & IW_ENCODE_RESTRICTED) || force) {
2626 /* Refuse non-encoded packets. Auth */
2627 authen = DOT11_AUTH_BOTH;
2628 invoke = 1;
2629 exunencrypt = 1;
2630 }
2631 /* do the change if requested */
2632 if ((param->u.crypt.flags & IW_ENCODE_MODE) || force) {
2633 rvalue |=
2634 mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
2635 rvalue |=
2636 mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke);
2637 rvalue |=
2638 mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
2639 &exunencrypt);
2640 }
2641 return rvalue;
2642}
2643
2644static int
2645prism2_ioctl_set_generic_element(struct net_device *ndev,
2646 struct prism2_hostapd_param *param,
2647 int param_len)
2648{
2649 islpci_private *priv = netdev_priv(ndev);
2650 int max_len, len, alen, ret=0;
2651 struct obj_attachment *attach;
2652
2653 len = param->u.generic_elem.len;
2654 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
2655 if (max_len < 0 || max_len < len)
2656 return -EINVAL;
2657
2658 alen = sizeof(*attach) + len;
b950e83b 2659 attach = kzalloc(alen, GFP_KERNEL);
1da177e4
LT		 2660 if (attach == NULL)
2661 return -ENOMEM;
2662
1da177e4
LT		 2663#define WLAN_FC_TYPE_MGMT 0
2664#define WLAN_FC_STYPE_ASSOC_REQ 0
2665#define WLAN_FC_STYPE_REASSOC_REQ 2
2666
2667 /* Note: endianness is covered by mgt_set_varlen */
2668
2669 attach->type = (WLAN_FC_TYPE_MGMT << 2) |
2670 (WLAN_FC_STYPE_ASSOC_REQ << 4);
2671 attach->id = -1;
2672 attach->size = len;
2673 memcpy(attach->data, param->u.generic_elem.data, len);
2674
2675 ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
2676
2677 if (ret == 0) {
2678 attach->type = (WLAN_FC_TYPE_MGMT << 2) |
2679 (WLAN_FC_STYPE_REASSOC_REQ << 4);
2680
2681 ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
2682
93b2dd12 2683 if (ret == 0)
1da177e4
LT		 2684 printk(KERN_DEBUG "%s: WPA IE Attachment was set\n",
2685 ndev->name);
2686 }
2687
2688 kfree(attach);
2689 return ret;
2690
2691}
2692
2693static int
2694prism2_ioctl_mlme(struct net_device *dev, struct prism2_hostapd_param *param)
2695{
2696 return -EOPNOTSUPP;
2697}
2698
2699static int
2700prism2_ioctl_scan_req(struct net_device *ndev,
2701 struct prism2_hostapd_param *param)
2702{
2703 islpci_private *priv = netdev_priv(ndev);
2704 int i, rvalue;
2705 struct obj_bsslist *bsslist;
2706 u32 noise = 0;
2707 char *extra = "";
2708 char *current_ev = "foo";
2709 union oid_res_t r;
2710
2711 if (islpci_get_state(priv) < PRV_STATE_INIT) {
2712 /* device is not ready, fail gently */
2713 return 0;
2714 }
2715
2716 /* first get the noise value. We will use it to report the link quality */
2717 rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
2718 noise = r.u;
2719
2720 /* Ask the device for a list of known bss. We can report at most
2721 * IW_MAX_AP=64 to the range struct. But the device won't repport anything
2722 * if you change the value of IWMAX_BSS=24.
2723 */
2724 rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r);
2725 bsslist = r.ptr;
2726
2727 /* ok now, scan the list and translate its info */
2728 for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++)
2729 current_ev = prism54_translate_bss(ndev, current_ev,
2730 extra + IW_SCAN_MAX_DATA,
2731 &(bsslist->bsslist[i]),
2732 noise);
2733 kfree(bsslist);
2734
2735 return rvalue;
2736}
2737
2738static int
2739prism54_hostapd(struct net_device *ndev, struct iw_point *p)
2740{
2741 struct prism2_hostapd_param *param;
2742 int ret = 0;
2743 u32 uwrq;
2744
2745 printk(KERN_DEBUG "prism54_hostapd - len=%d\n", p->length);
2746 if (p->length < sizeof(struct prism2_hostapd_param) ||
2747 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
2748 return -EINVAL;
2749
5cbded58 2750 param = kmalloc(p->length, GFP_KERNEL);
1da177e4
LT		 2751 if (param == NULL)
2752 return -ENOMEM;
2753
2754 if (copy_from_user(param, p->pointer, p->length)) {
2755 kfree(param);
2756 return -EFAULT;
2757 }
2758
2759 switch (param->cmd) {
2760 case PRISM2_SET_ENCRYPTION:
2761 printk(KERN_DEBUG "%s: Caught WPA supplicant set encryption request\n",
2762 ndev->name);
2763 ret = prism2_ioctl_set_encryption(ndev, param, p->length);
2764 break;
2765 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
2766 printk(KERN_DEBUG "%s: Caught WPA supplicant set WPA IE request\n",
2767 ndev->name);
2768 ret = prism2_ioctl_set_generic_element(ndev, param,
2769 p->length);
2770 break;
2771 case PRISM2_HOSTAPD_MLME:
2772 printk(KERN_DEBUG "%s: Caught WPA supplicant MLME request\n",
2773 ndev->name);
2774 ret = prism2_ioctl_mlme(ndev, param);
2775 break;
2776 case PRISM2_HOSTAPD_SCAN_REQ:
2777 printk(KERN_DEBUG "%s: Caught WPA supplicant scan request\n",
2778 ndev->name);
2779 ret = prism2_ioctl_scan_req(ndev, param);
2780 break;
2781 case PRISM54_SET_WPA:
2782 printk(KERN_DEBUG "%s: Caught WPA supplicant wpa init request\n",
2783 ndev->name);
2784 uwrq = 1;
2785 ret = prism54_set_wpa(ndev, NULL, &uwrq, NULL);
2786 break;
2787 case PRISM54_DROP_UNENCRYPTED:
2788 printk(KERN_DEBUG "%s: Caught WPA drop unencrypted request\n",
2789 ndev->name);
2790#if 0
2791 uwrq = 0x01;
2792 mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &uwrq);
2793 down_write(&priv->mib_sem);
2794 mgt_commit(priv);
2795 up_write(&priv->mib_sem);
2796#endif
2797 /* Not necessary, as set_wpa does it, should we just do it here though? */
2798 ret = 0;
2799 break;
2800 default:
2801 printk(KERN_DEBUG "%s: Caught a WPA supplicant request that is not supported\n",
2802 ndev->name);
2803 ret = -EOPNOTSUPP;
2804 break;
2805 }
2806
2807 if (ret == 0 && copy_to_user(p->pointer, param, p->length))
2808 ret = -EFAULT;
2809
2810 kfree(param);
2811
2812 return ret;
2813}
2814
2815static int
2816prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info,
2817 __u32 * uwrq, char *extra)
2818{
2819 islpci_private *priv = netdev_priv(ndev);
2820 u32 mlme, authen, dot1x, filter, wep;
2821
2822 if (islpci_get_state(priv) < PRV_STATE_INIT)
2823 return 0;
2824
2825 wep = 1; /* For privacy invoked */
2826 filter = 1; /* Filter out all unencrypted frames */
2827 dot1x = 0x01; /* To enable eap filter */
2828 mlme = DOT11_MLME_EXTENDED;
2829 authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
2830
2831 down_write(&priv->mib_sem);
2832 priv->wpa = *uwrq;
2833
2834 switch (priv->wpa) {
2835 default:
2836 case 0: /* Clears/disables WPA and friends */
2837 wep = 0;
2838 filter = 0; /* Do not filter un-encrypted data */
2839 dot1x = 0;
2840 mlme = DOT11_MLME_AUTO;
2841 printk("%s: Disabling WPA\n", ndev->name);
2842 break;
93b2dd12 2843 case 2:
1da177e4
LT		 2844 case 1: /* WPA */
2845 printk("%s: Enabling WPA\n", ndev->name);
2846 break;
2847 }
2848 up_write(&priv->mib_sem);
2849
2850 mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
2851 mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep);
2852 mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter);
2853 mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x);
2854 mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme);
2855
2856 return 0;
2857}
2858
2859static int
2860prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info,
2861 __u32 * uwrq, char *extra)
2862{
2863 islpci_private *priv = netdev_priv(ndev);
2864 *uwrq = priv->wpa;
2865 return 0;
2866}
2867
2868static int
2869prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info,
2870 __u32 * uwrq, char *extra)
2871{
2872 islpci_private *priv = netdev_priv(ndev);
2873 priv->monitor_type =
2874 (*uwrq ? ARPHRD_IEEE80211_PRISM : ARPHRD_IEEE80211);
2875 if (priv->iw_mode == IW_MODE_MONITOR)
2876 priv->ndev->type = priv->monitor_type;
2877
2878 return 0;
2879}
2880
2881static int
2882prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info,
2883 __u32 * uwrq, char *extra)
2884{
2885 islpci_private *priv = netdev_priv(ndev);
2886 *uwrq = (priv->monitor_type == ARPHRD_IEEE80211_PRISM);
2887 return 0;
2888}
2889
2890static int
2891prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info,
2892 __u32 * uwrq, char *extra)
2893{
2894 islpci_private *priv = netdev_priv(ndev);
2895
2896 priv->priv_oid = *uwrq;
2897 printk("%s: oid 0x%08X\n", ndev->name, *uwrq);
2898
2899 return 0;
2900}
2901
2902static int
2903prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info,
2904 struct iw_point *data, char *extra)
2905{
2906 islpci_private *priv = netdev_priv(ndev);
2907 struct islpci_mgmtframe *response;
2908 int ret = -EIO;
2909
2910 printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid);
2911 data->length = 0;
2912
2913 if (islpci_get_state(priv) >= PRV_STATE_INIT) {
2914 ret =
2915 islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET,
2916 priv->priv_oid, extra, 256,
2917 &response);
2918 printk("%s: ret: %i\n", ndev->name, ret);
2919 if (ret || !response
2920 || response->header->operation == PIMFOR_OP_ERROR) {
2921 if (response) {
2922 islpci_mgt_release(response);
2923 }
2924 printk("%s: EIO\n", ndev->name);
2925 ret = -EIO;
2926 }
2927 if (!ret) {
2928 data->length = response->header->length;
2929 memcpy(extra, response->data, data->length);
2930 islpci_mgt_release(response);
2931 printk("%s: len: %i\n", ndev->name, data->length);
2932 }
2933 }
2934
2935 return ret;
2936}
2937
2938static int
2939prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info,
2940 struct iw_point *data, char *extra)
2941{
2942 islpci_private *priv = netdev_priv(ndev);
2943 struct islpci_mgmtframe *response;
2944 int ret = 0, response_op = PIMFOR_OP_ERROR;
2945
2946 printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid,
2947 data->length);
2948
2949 if (islpci_get_state(priv) >= PRV_STATE_INIT) {
2950 ret =
2951 islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET,
2952 priv->priv_oid, extra, data->length,
2953 &response);
2954 printk("%s: ret: %i\n", ndev->name, ret);
2955 if (ret || !response
2956 || response->header->operation == PIMFOR_OP_ERROR) {
2957 if (response) {
2958 islpci_mgt_release(response);
2959 }
2960 printk("%s: EIO\n", ndev->name);
2961 ret = -EIO;
2962 }
2963 if (!ret) {
2964 response_op = response->header->operation;
2965 printk("%s: response_op: %i\n", ndev->name,
2966 response_op);
2967 islpci_mgt_release(response);
2968 }
2969 }
2970
2971 return (ret ? ret : -EINPROGRESS);
2972}
2973
2974static int
2975prism54_set_spy(struct net_device *ndev,
2976 struct iw_request_info *info,
2977 union iwreq_data *uwrq, char *extra)
2978{
2979 islpci_private *priv = netdev_priv(ndev);
2980 u32 u, oid = OID_INL_CONFIG;
2981
2982 down_write(&priv->mib_sem);
2983 mgt_get(priv, OID_INL_CONFIG, &u);
2984
2985 if ((uwrq->data.length == 0) && (priv->spy_data.spy_number > 0))
2986 /* disable spy */
2987 u &= ~INL_CONFIG_RXANNEX;
2988 else if ((uwrq->data.length > 0) && (priv->spy_data.spy_number == 0))
2989 /* enable spy */
2990 u |= INL_CONFIG_RXANNEX;
2991
2992 mgt_set(priv, OID_INL_CONFIG, &u);
2993 mgt_commit_list(priv, &oid, 1);
2994 up_write(&priv->mib_sem);
2995
2996 return iw_handler_set_spy(ndev, info, uwrq, extra);
2997}
2998
2999static const iw_handler prism54_handler[] = {
3000 (iw_handler) prism54_commit, /* SIOCSIWCOMMIT */
3001 (iw_handler) prism54_get_name, /* SIOCGIWNAME */
3002 (iw_handler) NULL, /* SIOCSIWNWID */
3003 (iw_handler) NULL, /* SIOCGIWNWID */
3004 (iw_handler) prism54_set_freq, /* SIOCSIWFREQ */
3005 (iw_handler) prism54_get_freq, /* SIOCGIWFREQ */
3006 (iw_handler) prism54_set_mode, /* SIOCSIWMODE */
3007 (iw_handler) prism54_get_mode, /* SIOCGIWMODE */
3008 (iw_handler) prism54_set_sens, /* SIOCSIWSENS */
3009 (iw_handler) prism54_get_sens, /* SIOCGIWSENS */
3010 (iw_handler) NULL, /* SIOCSIWRANGE */
3011 (iw_handler) prism54_get_range, /* SIOCGIWRANGE */
3012 (iw_handler) NULL, /* SIOCSIWPRIV */
3013 (iw_handler) NULL, /* SIOCGIWPRIV */
3014 (iw_handler) NULL, /* SIOCSIWSTATS */
3015 (iw_handler) NULL, /* SIOCGIWSTATS */
3016 prism54_set_spy, /* SIOCSIWSPY */
3017 iw_handler_get_spy, /* SIOCGIWSPY */
3018 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
3019 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
3020 (iw_handler) prism54_set_wap, /* SIOCSIWAP */
3021 (iw_handler) prism54_get_wap, /* SIOCGIWAP */
3022 (iw_handler) NULL, /* -- hole -- */
1591275c 3023 (iw_handler) NULL, /* SIOCGIWAPLIST deprecated */
1da177e4
LT		 3024 (iw_handler) prism54_set_scan, /* SIOCSIWSCAN */
3025 (iw_handler) prism54_get_scan, /* SIOCGIWSCAN */
3026 (iw_handler) prism54_set_essid, /* SIOCSIWESSID */
3027 (iw_handler) prism54_get_essid, /* SIOCGIWESSID */
3028 (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */
3029 (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */
3030 (iw_handler) NULL, /* -- hole -- */
3031 (iw_handler) NULL, /* -- hole -- */
3032 (iw_handler) prism54_set_rate, /* SIOCSIWRATE */
3033 (iw_handler) prism54_get_rate, /* SIOCGIWRATE */
3034 (iw_handler) prism54_set_rts, /* SIOCSIWRTS */
3035 (iw_handler) prism54_get_rts, /* SIOCGIWRTS */
3036 (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */
3037 (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */
3038 (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */
3039 (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */
3040 (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */
3041 (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */
3042 (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */
3043 (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */
3044 (iw_handler) NULL, /* SIOCSIWPOWER */
3045 (iw_handler) NULL, /* SIOCGIWPOWER */
eab411f1
DW		 3046 NULL, /* -- hole -- */
3047 NULL, /* -- hole -- */
3048 (iw_handler) prism54_set_genie, /* SIOCSIWGENIE */
3049 (iw_handler) prism54_get_genie, /* SIOCGIWGENIE */
3050 (iw_handler) prism54_set_auth, /* SIOCSIWAUTH */
3051 (iw_handler) prism54_get_auth, /* SIOCGIWAUTH */
3052 (iw_handler) prism54_set_encodeext, /* SIOCSIWENCODEEXT */
3053 (iw_handler) prism54_get_encodeext, /* SIOCGIWENCODEEXT */
3054 NULL, /* SIOCSIWPMKSA */
1da177e4
LT		 3055};
3056
3057/* The low order bit identify a SET (0) or a GET (1) ioctl. */
3058
3059#define PRISM54_RESET SIOCIWFIRSTPRIV
3060#define PRISM54_GET_POLICY SIOCIWFIRSTPRIV+1
3061#define PRISM54_SET_POLICY SIOCIWFIRSTPRIV+2
3062#define PRISM54_GET_MAC SIOCIWFIRSTPRIV+3
3063#define PRISM54_ADD_MAC SIOCIWFIRSTPRIV+4
3064
3065#define PRISM54_DEL_MAC SIOCIWFIRSTPRIV+6
3066
3067#define PRISM54_KICK_MAC SIOCIWFIRSTPRIV+8
3068
3069#define PRISM54_KICK_ALL SIOCIWFIRSTPRIV+10
3070
3071#define PRISM54_GET_WPA SIOCIWFIRSTPRIV+11
3072#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12
3073
3074#define PRISM54_DBG_OID SIOCIWFIRSTPRIV+14
3075#define PRISM54_DBG_GET_OID SIOCIWFIRSTPRIV+15
3076#define PRISM54_DBG_SET_OID SIOCIWFIRSTPRIV+16
3077
3078#define PRISM54_GET_OID SIOCIWFIRSTPRIV+17
3079#define PRISM54_SET_OID_U32 SIOCIWFIRSTPRIV+18
3080#define PRISM54_SET_OID_STR SIOCIWFIRSTPRIV+20
3081#define PRISM54_SET_OID_ADDR SIOCIWFIRSTPRIV+22
3082
3083#define PRISM54_GET_PRISMHDR SIOCIWFIRSTPRIV+23
3084#define PRISM54_SET_PRISMHDR SIOCIWFIRSTPRIV+24
3085
3086#define IWPRIV_SET_U32(n,x) { n, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x }
3087#define IWPRIV_SET_SSID(n,x) { n, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x }
3088#define IWPRIV_SET_ADDR(n,x) { n, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x }
3089#define IWPRIV_GET(n,x) { n, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, "g_"x }
3090
3091#define IWPRIV_U32(n,x) IWPRIV_SET_U32(n,x), IWPRIV_GET(n,x)
3092#define IWPRIV_SSID(n,x) IWPRIV_SET_SSID(n,x), IWPRIV_GET(n,x)
3093#define IWPRIV_ADDR(n,x) IWPRIV_SET_ADDR(n,x), IWPRIV_GET(n,x)
3094
3095/* Note : limited to 128 private ioctls (wireless tools 26) */
3096
3097static const struct iw_priv_args prism54_private_args[] = {
3098/*{ cmd, set_args, get_args, name } */
3099 {PRISM54_RESET, 0, 0, "reset"},
3100 {PRISM54_GET_PRISMHDR, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
3101 "get_prismhdr"},
3102 {PRISM54_SET_PRISMHDR, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0,
3103 "set_prismhdr"},
3104 {PRISM54_GET_POLICY, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
3105 "getPolicy"},
3106 {PRISM54_SET_POLICY, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0,
3107 "setPolicy"},
3108 {PRISM54_GET_MAC, 0, IW_PRIV_TYPE_ADDR | 64, "getMac"},
3109 {PRISM54_ADD_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,
3110 "addMac"},
3111 {PRISM54_DEL_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,
3112 "delMac"},
3113 {PRISM54_KICK_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,
3114 "kickMac"},
3115 {PRISM54_KICK_ALL, 0, 0, "kickAll"},
3116 {PRISM54_GET_WPA, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
3117 "get_wpa"},
3118 {PRISM54_SET_WPA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0,
3119 "set_wpa"},
3120 {PRISM54_DBG_OID, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0,
3121 "dbg_oid"},
3122 {PRISM54_DBG_GET_OID, 0, IW_PRIV_TYPE_BYTE | 256, "dbg_get_oid"},
3123 {PRISM54_DBG_SET_OID, IW_PRIV_TYPE_BYTE | 256, 0, "dbg_set_oid"},
3124 /* --- sub-ioctls handlers --- */
3125 {PRISM54_GET_OID,
3126 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, ""},
3127 {PRISM54_SET_OID_U32,
3128 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, ""},
3129 {PRISM54_SET_OID_STR,
3130 IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, ""},
3131 {PRISM54_SET_OID_ADDR,
3132 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, ""},
3133 /* --- sub-ioctls definitions --- */
3134 IWPRIV_ADDR(GEN_OID_MACADDRESS, "addr"),
3135 IWPRIV_GET(GEN_OID_LINKSTATE, "linkstate"),
3136 IWPRIV_U32(DOT11_OID_BSSTYPE, "bsstype"),
3137 IWPRIV_ADDR(DOT11_OID_BSSID, "bssid"),
3138 IWPRIV_U32(DOT11_OID_STATE, "state"),
3139 IWPRIV_U32(DOT11_OID_AID, "aid"),
3140
3141 IWPRIV_SSID(DOT11_OID_SSIDOVERRIDE, "ssidoverride"),
3142
3143 IWPRIV_U32(DOT11_OID_MEDIUMLIMIT, "medlimit"),
3144 IWPRIV_U32(DOT11_OID_BEACONPERIOD, "beacon"),
3145 IWPRIV_U32(DOT11_OID_DTIMPERIOD, "dtimperiod"),
3146
3147 IWPRIV_U32(DOT11_OID_AUTHENABLE, "authenable"),
3148 IWPRIV_U32(DOT11_OID_PRIVACYINVOKED, "privinvok"),
3149 IWPRIV_U32(DOT11_OID_EXUNENCRYPTED, "exunencrypt"),
3150
3151 IWPRIV_U32(DOT11_OID_REKEYTHRESHOLD, "rekeythresh"),
3152
3153 IWPRIV_U32(DOT11_OID_MAXTXLIFETIME, "maxtxlife"),
3154 IWPRIV_U32(DOT11_OID_MAXRXLIFETIME, "maxrxlife"),
3155 IWPRIV_U32(DOT11_OID_ALOFT_FIXEDRATE, "fixedrate"),
3156 IWPRIV_U32(DOT11_OID_MAXFRAMEBURST, "frameburst"),
3157 IWPRIV_U32(DOT11_OID_PSM, "psm"),
3158
3159 IWPRIV_U32(DOT11_OID_BRIDGELOCAL, "bridge"),
3160 IWPRIV_U32(DOT11_OID_CLIENTS, "clients"),
3161 IWPRIV_U32(DOT11_OID_CLIENTSASSOCIATED, "clientassoc"),
3162 IWPRIV_U32(DOT11_OID_DOT1XENABLE, "dot1xenable"),
3163 IWPRIV_U32(DOT11_OID_ANTENNARX, "rxant"),
3164 IWPRIV_U32(DOT11_OID_ANTENNATX, "txant"),
3165 IWPRIV_U32(DOT11_OID_ANTENNADIVERSITY, "antdivers"),
3166 IWPRIV_U32(DOT11_OID_EDTHRESHOLD, "edthresh"),
3167 IWPRIV_U32(DOT11_OID_PREAMBLESETTINGS, "preamble"),
3168 IWPRIV_GET(DOT11_OID_RATES, "rates"),
3169 IWPRIV_U32(DOT11_OID_OUTPUTPOWER, ".11outpower"),
3170 IWPRIV_GET(DOT11_OID_SUPPORTEDRATES, "supprates"),
3171 IWPRIV_GET(DOT11_OID_SUPPORTEDFREQUENCIES, "suppfreq"),
3172
3173 IWPRIV_U32(DOT11_OID_NOISEFLOOR, "noisefloor"),
3174 IWPRIV_GET(DOT11_OID_FREQUENCYACTIVITY, "freqactivity"),
3175 IWPRIV_U32(DOT11_OID_NONERPPROTECTION, "nonerpprotec"),
3176 IWPRIV_U32(DOT11_OID_PROFILES, "profile"),
3177 IWPRIV_GET(DOT11_OID_EXTENDEDRATES, "extrates"),
3178 IWPRIV_U32(DOT11_OID_MLMEAUTOLEVEL, "mlmelevel"),
3179
3180 IWPRIV_GET(DOT11_OID_BSSS, "bsss"),
3181 IWPRIV_GET(DOT11_OID_BSSLIST, "bsslist"),
3182 IWPRIV_U32(OID_INL_MODE, "mode"),
3183 IWPRIV_U32(OID_INL_CONFIG, "config"),
3184 IWPRIV_U32(OID_INL_DOT11D_CONFORMANCE, ".11dconform"),
3185 IWPRIV_GET(OID_INL_PHYCAPABILITIES, "phycapa"),
3186 IWPRIV_U32(OID_INL_OUTPUTPOWER, "outpower"),
3187};
3188
3189static const iw_handler prism54_private_handler[] = {
3190 (iw_handler) prism54_reset,
3191 (iw_handler) prism54_get_policy,
3192 (iw_handler) prism54_set_policy,
3193 (iw_handler) prism54_get_mac,
3194 (iw_handler) prism54_add_mac,
3195 (iw_handler) NULL,
3196 (iw_handler) prism54_del_mac,
3197 (iw_handler) NULL,
3198 (iw_handler) prism54_kick_mac,
3199 (iw_handler) NULL,
3200 (iw_handler) prism54_kick_all,
3201 (iw_handler) prism54_get_wpa,
3202 (iw_handler) prism54_set_wpa,
3203 (iw_handler) NULL,
3204 (iw_handler) prism54_debug_oid,
3205 (iw_handler) prism54_debug_get_oid,
3206 (iw_handler) prism54_debug_set_oid,
3207 (iw_handler) prism54_get_oid,
3208 (iw_handler) prism54_set_u32,
3209 (iw_handler) NULL,
3210 (iw_handler) prism54_set_raw,
3211 (iw_handler) NULL,
3212 (iw_handler) prism54_set_raw,
3213 (iw_handler) prism54_get_prismhdr,
3214 (iw_handler) prism54_set_prismhdr,
3215};
3216
3217const struct iw_handler_def prism54_handler_def = {
ff8ac609
DC		 3218 .num_standard = ARRAY_SIZE(prism54_handler),
3219 .num_private = ARRAY_SIZE(prism54_private_handler),
3220 .num_private_args = ARRAY_SIZE(prism54_private_args),
1da177e4
LT		 3221 .standard = (iw_handler *) prism54_handler,
3222 .private = (iw_handler *) prism54_private_handler,
3223 .private_args = (struct iw_priv_args *) prism54_private_args,
61bd4963 3224 .get_wireless_stats = prism54_get_wireless_stats,
1da177e4
LT		 3225};
3226
3227/* For wpa_supplicant */
3228
3229int
3230prism54_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
3231{
3232 struct iwreq *wrq = (struct iwreq *) rq;
3233 int ret = -1;
3234 switch (cmd) {
3235 case PRISM54_HOSTAPD:
3236 if (!capable(CAP_NET_ADMIN))
3237 return -EPERM;
3238 ret = prism54_hostapd(ndev, &wrq->u.data);
3239 return ret;
3240 }
3241 return -EOPNOTSUPP;
3242}
Linux kernel - Deliverables
This page took 0.561183 seconds and 5 git commands to generate.