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1da177e4 LT |
1 | /* |
2 | * | |
3 | * Copyright (C) 2002 Intersil Americas Inc. | |
4 | * (C) 2003,2004 Aurelien Alleaume <slts@free.fr> | |
5 | * (C) 2003 Herbert Valerio Riedel <hvr@gnu.org> | |
6 | * (C) 2003 Luis R. Rodriguez <mcgrof@ruslug.rutgers.edu> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | ||
23 | #include <linux/version.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/kernel.h> | |
26 | #include <linux/if_arp.h> | |
27 | #include <linux/pci.h> | |
28 | ||
29 | #include <asm/uaccess.h> | |
30 | ||
31 | #include "prismcompat.h" | |
32 | #include "isl_ioctl.h" | |
33 | #include "islpci_mgt.h" | |
34 | #include "isl_oid.h" /* additional types and defs for isl38xx fw */ | |
35 | #include "oid_mgt.h" | |
36 | ||
37 | #include <net/iw_handler.h> /* New driver API */ | |
38 | ||
39 | ||
40 | static void prism54_wpa_ie_add(islpci_private *priv, u8 *bssid, | |
41 | u8 *wpa_ie, size_t wpa_ie_len); | |
42 | static size_t prism54_wpa_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie); | |
43 | static int prism54_set_wpa(struct net_device *, struct iw_request_info *, | |
44 | __u32 *, char *); | |
45 | ||
46 | ||
47 | /** | |
48 | * prism54_mib_mode_helper - MIB change mode helper function | |
49 | * @mib: the &struct islpci_mib object to modify | |
50 | * @iw_mode: new mode (%IW_MODE_*) | |
51 | * | |
52 | * This is a helper function, hence it does not lock. Make sure | |
53 | * caller deals with locking *if* necessary. This function sets the | |
54 | * mode-dependent mib values and does the mapping of the Linux | |
55 | * Wireless API modes to Device firmware modes. It also checks for | |
56 | * correct valid Linux wireless modes. | |
57 | */ | |
58 | static int | |
59 | prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode) | |
60 | { | |
61 | u32 config = INL_CONFIG_MANUALRUN; | |
62 | u32 mode, bsstype; | |
63 | ||
64 | /* For now, just catch early the Repeater and Secondary modes here */ | |
65 | if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) { | |
66 | printk(KERN_DEBUG | |
67 | "%s(): Sorry, Repeater mode and Secondary mode " | |
68 | "are not yet supported by this driver.\n", __FUNCTION__); | |
69 | return -EINVAL; | |
70 | } | |
71 | ||
72 | priv->iw_mode = iw_mode; | |
73 | ||
74 | switch (iw_mode) { | |
75 | case IW_MODE_AUTO: | |
76 | mode = INL_MODE_CLIENT; | |
77 | bsstype = DOT11_BSSTYPE_ANY; | |
78 | break; | |
79 | case IW_MODE_ADHOC: | |
80 | mode = INL_MODE_CLIENT; | |
81 | bsstype = DOT11_BSSTYPE_IBSS; | |
82 | break; | |
83 | case IW_MODE_INFRA: | |
84 | mode = INL_MODE_CLIENT; | |
85 | bsstype = DOT11_BSSTYPE_INFRA; | |
86 | break; | |
87 | case IW_MODE_MASTER: | |
88 | mode = INL_MODE_AP; | |
89 | bsstype = DOT11_BSSTYPE_INFRA; | |
90 | break; | |
91 | case IW_MODE_MONITOR: | |
92 | mode = INL_MODE_PROMISCUOUS; | |
93 | bsstype = DOT11_BSSTYPE_ANY; | |
94 | config |= INL_CONFIG_RXANNEX; | |
95 | break; | |
96 | default: | |
97 | return -EINVAL; | |
98 | } | |
99 | ||
100 | if (init_wds) | |
101 | config |= INL_CONFIG_WDS; | |
102 | mgt_set(priv, DOT11_OID_BSSTYPE, &bsstype); | |
103 | mgt_set(priv, OID_INL_CONFIG, &config); | |
104 | mgt_set(priv, OID_INL_MODE, &mode); | |
105 | ||
106 | return 0; | |
107 | } | |
108 | ||
109 | /** | |
110 | * prism54_mib_init - fill MIB cache with defaults | |
111 | * | |
112 | * this function initializes the struct given as @mib with defaults, | |
113 | * of which many are retrieved from the global module parameter | |
114 | * variables. | |
115 | */ | |
116 | ||
117 | void | |
118 | prism54_mib_init(islpci_private *priv) | |
119 | { | |
120 | u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode; | |
121 | struct obj_buffer psm_buffer = { | |
122 | .size = PSM_BUFFER_SIZE, | |
123 | .addr = priv->device_psm_buffer | |
124 | }; | |
125 | ||
126 | channel = CARD_DEFAULT_CHANNEL; | |
127 | authen = CARD_DEFAULT_AUTHEN; | |
128 | wep = CARD_DEFAULT_WEP; | |
129 | filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */ | |
130 | dot1x = CARD_DEFAULT_DOT1X; | |
131 | mlme = CARD_DEFAULT_MLME_MODE; | |
132 | conformance = CARD_DEFAULT_CONFORMANCE; | |
133 | power = 127; | |
134 | mode = CARD_DEFAULT_IW_MODE; | |
135 | ||
136 | mgt_set(priv, DOT11_OID_CHANNEL, &channel); | |
137 | mgt_set(priv, DOT11_OID_AUTHENABLE, &authen); | |
138 | mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep); | |
139 | mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer); | |
140 | mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter); | |
141 | mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x); | |
142 | mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme); | |
143 | mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance); | |
144 | mgt_set(priv, OID_INL_OUTPUTPOWER, &power); | |
145 | ||
146 | /* This sets all of the mode-dependent values */ | |
147 | prism54_mib_mode_helper(priv, mode); | |
148 | } | |
149 | ||
150 | /* this will be executed outside of atomic context thanks to | |
151 | * schedule_work(), thus we can as well use sleeping semaphore | |
152 | * locking */ | |
153 | void | |
154 | prism54_update_stats(islpci_private *priv) | |
155 | { | |
156 | char *data; | |
157 | int j; | |
158 | struct obj_bss bss, *bss2; | |
159 | union oid_res_t r; | |
160 | ||
161 | if (down_interruptible(&priv->stats_sem)) | |
162 | return; | |
163 | ||
164 | /* Noise floor. | |
165 | * I'm not sure if the unit is dBm. | |
166 | * Note : If we are not connected, this value seems to be irrelevant. */ | |
167 | ||
168 | mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); | |
169 | priv->local_iwstatistics.qual.noise = r.u; | |
170 | ||
171 | /* Get the rssi of the link. To do this we need to retrieve a bss. */ | |
172 | ||
173 | /* First get the MAC address of the AP we are associated with. */ | |
174 | mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); | |
175 | data = r.ptr; | |
176 | ||
177 | /* copy this MAC to the bss */ | |
178 | memcpy(bss.address, data, 6); | |
179 | kfree(data); | |
180 | ||
181 | /* now ask for the corresponding bss */ | |
182 | j = mgt_get_request(priv, DOT11_OID_BSSFIND, 0, (void *) &bss, &r); | |
183 | bss2 = r.ptr; | |
184 | /* report the rssi and use it to calculate | |
185 | * link quality through a signal-noise | |
186 | * ratio */ | |
187 | priv->local_iwstatistics.qual.level = bss2->rssi; | |
188 | priv->local_iwstatistics.qual.qual = | |
189 | bss2->rssi - priv->iwstatistics.qual.noise; | |
190 | ||
191 | kfree(bss2); | |
192 | ||
193 | /* report that the stats are new */ | |
194 | priv->local_iwstatistics.qual.updated = 0x7; | |
195 | ||
196 | /* Rx : unable to decrypt the MPDU */ | |
197 | mgt_get_request(priv, DOT11_OID_PRIVRXFAILED, 0, NULL, &r); | |
198 | priv->local_iwstatistics.discard.code = r.u; | |
199 | ||
200 | /* Tx : Max MAC retries num reached */ | |
201 | mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r); | |
202 | priv->local_iwstatistics.discard.retries = r.u; | |
203 | ||
204 | up(&priv->stats_sem); | |
205 | ||
206 | return; | |
207 | } | |
208 | ||
209 | struct iw_statistics * | |
210 | prism54_get_wireless_stats(struct net_device *ndev) | |
211 | { | |
212 | islpci_private *priv = netdev_priv(ndev); | |
213 | ||
214 | /* If the stats are being updated return old data */ | |
215 | if (down_trylock(&priv->stats_sem) == 0) { | |
216 | memcpy(&priv->iwstatistics, &priv->local_iwstatistics, | |
217 | sizeof (struct iw_statistics)); | |
218 | /* They won't be marked updated for the next time */ | |
219 | priv->local_iwstatistics.qual.updated = 0; | |
220 | up(&priv->stats_sem); | |
221 | } else | |
222 | priv->iwstatistics.qual.updated = 0; | |
223 | ||
224 | /* Update our wireless stats, but do not schedule to often | |
225 | * (max 1 HZ) */ | |
226 | if ((priv->stats_timestamp == 0) || | |
227 | time_after(jiffies, priv->stats_timestamp + 1 * HZ)) { | |
228 | schedule_work(&priv->stats_work); | |
229 | priv->stats_timestamp = jiffies; | |
230 | } | |
231 | ||
232 | return &priv->iwstatistics; | |
233 | } | |
234 | ||
235 | static int | |
236 | prism54_commit(struct net_device *ndev, struct iw_request_info *info, | |
237 | char *cwrq, char *extra) | |
238 | { | |
239 | islpci_private *priv = netdev_priv(ndev); | |
240 | ||
241 | /* simply re-set the last set SSID, this should commit most stuff */ | |
242 | ||
243 | /* Commit in Monitor mode is not necessary, also setting essid | |
244 | * in Monitor mode does not make sense and isn't allowed for this | |
245 | * device's firmware */ | |
246 | if (priv->iw_mode != IW_MODE_MONITOR) | |
247 | return mgt_set_request(priv, DOT11_OID_SSID, 0, NULL); | |
248 | return 0; | |
249 | } | |
250 | ||
251 | static int | |
252 | prism54_get_name(struct net_device *ndev, struct iw_request_info *info, | |
253 | char *cwrq, char *extra) | |
254 | { | |
255 | islpci_private *priv = netdev_priv(ndev); | |
256 | char *capabilities; | |
257 | union oid_res_t r; | |
258 | int rvalue; | |
259 | ||
260 | if (islpci_get_state(priv) < PRV_STATE_INIT) { | |
261 | strncpy(cwrq, "NOT READY!", IFNAMSIZ); | |
262 | return 0; | |
263 | } | |
264 | rvalue = mgt_get_request(priv, OID_INL_PHYCAPABILITIES, 0, NULL, &r); | |
265 | ||
266 | switch (r.u) { | |
267 | case INL_PHYCAP_5000MHZ: | |
268 | capabilities = "IEEE 802.11a/b/g"; | |
269 | break; | |
270 | case INL_PHYCAP_FAA: | |
271 | capabilities = "IEEE 802.11b/g - FAA Support"; | |
272 | break; | |
273 | case INL_PHYCAP_2400MHZ: | |
274 | default: | |
275 | capabilities = "IEEE 802.11b/g"; /* Default */ | |
276 | break; | |
277 | } | |
278 | strncpy(cwrq, capabilities, IFNAMSIZ); | |
279 | return rvalue; | |
280 | } | |
281 | ||
282 | static int | |
283 | prism54_set_freq(struct net_device *ndev, struct iw_request_info *info, | |
284 | struct iw_freq *fwrq, char *extra) | |
285 | { | |
286 | islpci_private *priv = netdev_priv(ndev); | |
287 | int rvalue; | |
288 | u32 c; | |
289 | ||
290 | if (fwrq->m < 1000) | |
291 | /* we have a channel number */ | |
292 | c = fwrq->m; | |
293 | else | |
294 | c = (fwrq->e == 1) ? channel_of_freq(fwrq->m / 100000) : 0; | |
295 | ||
296 | rvalue = c ? mgt_set_request(priv, DOT11_OID_CHANNEL, 0, &c) : -EINVAL; | |
297 | ||
298 | /* Call commit handler */ | |
299 | return (rvalue ? rvalue : -EINPROGRESS); | |
300 | } | |
301 | ||
302 | static int | |
303 | prism54_get_freq(struct net_device *ndev, struct iw_request_info *info, | |
304 | struct iw_freq *fwrq, char *extra) | |
305 | { | |
306 | islpci_private *priv = netdev_priv(ndev); | |
307 | union oid_res_t r; | |
308 | int rvalue; | |
309 | ||
310 | rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r); | |
311 | fwrq->i = r.u; | |
312 | rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r); | |
313 | fwrq->m = r.u; | |
314 | fwrq->e = 3; | |
315 | ||
316 | return rvalue; | |
317 | } | |
318 | ||
319 | static int | |
320 | prism54_set_mode(struct net_device *ndev, struct iw_request_info *info, | |
321 | __u32 * uwrq, char *extra) | |
322 | { | |
323 | islpci_private *priv = netdev_priv(ndev); | |
324 | u32 mlmeautolevel = CARD_DEFAULT_MLME_MODE; | |
325 | ||
326 | /* Let's see if the user passed a valid Linux Wireless mode */ | |
327 | if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) { | |
328 | printk(KERN_DEBUG | |
329 | "%s: %s() You passed a non-valid init_mode.\n", | |
330 | priv->ndev->name, __FUNCTION__); | |
331 | return -EINVAL; | |
332 | } | |
333 | ||
334 | down_write(&priv->mib_sem); | |
335 | ||
336 | if (prism54_mib_mode_helper(priv, *uwrq)) { | |
337 | up_write(&priv->mib_sem); | |
338 | return -EOPNOTSUPP; | |
339 | } | |
340 | ||
341 | /* the ACL code needs an intermediate mlmeautolevel. The wpa stuff an | |
342 | * extended one. | |
343 | */ | |
344 | if ((*uwrq == IW_MODE_MASTER) && (priv->acl.policy != MAC_POLICY_OPEN)) | |
345 | mlmeautolevel = DOT11_MLME_INTERMEDIATE; | |
346 | if (priv->wpa) | |
347 | mlmeautolevel = DOT11_MLME_EXTENDED; | |
348 | ||
349 | mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); | |
350 | ||
351 | if (mgt_commit(priv)) { | |
352 | up_write(&priv->mib_sem); | |
353 | return -EIO; | |
354 | } | |
355 | priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) | |
356 | ? priv->monitor_type : ARPHRD_ETHER; | |
357 | up_write(&priv->mib_sem); | |
358 | ||
359 | return 0; | |
360 | } | |
361 | ||
362 | /* Use mib cache */ | |
363 | static int | |
364 | prism54_get_mode(struct net_device *ndev, struct iw_request_info *info, | |
365 | __u32 * uwrq, char *extra) | |
366 | { | |
367 | islpci_private *priv = netdev_priv(ndev); | |
368 | ||
369 | BUG_ON((priv->iw_mode < IW_MODE_AUTO) || (priv->iw_mode > | |
370 | IW_MODE_MONITOR)); | |
371 | *uwrq = priv->iw_mode; | |
372 | ||
373 | return 0; | |
374 | } | |
375 | ||
376 | /* we use DOT11_OID_EDTHRESHOLD. From what I guess the card will not try to | |
377 | * emit data if (sensitivity > rssi - noise) (in dBm). | |
378 | * prism54_set_sens does not seem to work. | |
379 | */ | |
380 | ||
381 | static int | |
382 | prism54_set_sens(struct net_device *ndev, struct iw_request_info *info, | |
383 | struct iw_param *vwrq, char *extra) | |
384 | { | |
385 | islpci_private *priv = netdev_priv(ndev); | |
386 | u32 sens; | |
387 | ||
388 | /* by default the card sets this to 20. */ | |
389 | sens = vwrq->disabled ? 20 : vwrq->value; | |
390 | ||
391 | return mgt_set_request(priv, DOT11_OID_EDTHRESHOLD, 0, &sens); | |
392 | } | |
393 | ||
394 | static int | |
395 | prism54_get_sens(struct net_device *ndev, struct iw_request_info *info, | |
396 | struct iw_param *vwrq, char *extra) | |
397 | { | |
398 | islpci_private *priv = netdev_priv(ndev); | |
399 | union oid_res_t r; | |
400 | int rvalue; | |
401 | ||
402 | rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r); | |
403 | ||
404 | vwrq->value = r.u; | |
405 | vwrq->disabled = (vwrq->value == 0); | |
406 | vwrq->fixed = 1; | |
407 | ||
408 | return rvalue; | |
409 | } | |
410 | ||
411 | static int | |
412 | prism54_get_range(struct net_device *ndev, struct iw_request_info *info, | |
413 | struct iw_point *dwrq, char *extra) | |
414 | { | |
415 | struct iw_range *range = (struct iw_range *) extra; | |
416 | islpci_private *priv = netdev_priv(ndev); | |
417 | u8 *data; | |
418 | int i, m, rvalue; | |
419 | struct obj_frequencies *freq; | |
420 | union oid_res_t r; | |
421 | ||
422 | memset(range, 0, sizeof (struct iw_range)); | |
423 | dwrq->length = sizeof (struct iw_range); | |
424 | ||
425 | /* set the wireless extension version number */ | |
426 | range->we_version_source = SUPPORTED_WIRELESS_EXT; | |
427 | range->we_version_compiled = WIRELESS_EXT; | |
428 | ||
429 | /* Now the encoding capabilities */ | |
430 | range->num_encoding_sizes = 3; | |
431 | /* 64(40) bits WEP */ | |
432 | range->encoding_size[0] = 5; | |
433 | /* 128(104) bits WEP */ | |
434 | range->encoding_size[1] = 13; | |
435 | /* 256 bits for WPA-PSK */ | |
436 | range->encoding_size[2] = 32; | |
437 | /* 4 keys are allowed */ | |
438 | range->max_encoding_tokens = 4; | |
439 | ||
440 | /* we don't know the quality range... */ | |
441 | range->max_qual.level = 0; | |
442 | range->max_qual.noise = 0; | |
443 | range->max_qual.qual = 0; | |
444 | /* these value describe an average quality. Needs more tweaking... */ | |
445 | range->avg_qual.level = -80; /* -80 dBm */ | |
446 | range->avg_qual.noise = 0; /* don't know what to put here */ | |
447 | range->avg_qual.qual = 0; | |
448 | ||
449 | range->sensitivity = 200; | |
450 | ||
451 | /* retry limit capabilities */ | |
452 | range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; | |
453 | range->retry_flags = IW_RETRY_LIMIT; | |
454 | range->r_time_flags = IW_RETRY_LIFETIME; | |
455 | ||
456 | /* I don't know the range. Put stupid things here */ | |
457 | range->min_retry = 1; | |
458 | range->max_retry = 65535; | |
459 | range->min_r_time = 1024; | |
460 | range->max_r_time = 65535 * 1024; | |
461 | ||
462 | /* txpower is supported in dBm's */ | |
463 | range->txpower_capa = IW_TXPOW_DBM; | |
464 | ||
465 | #if WIRELESS_EXT > 16 | |
466 | /* Event capability (kernel + driver) */ | |
467 | range->event_capa[0] = (IW_EVENT_CAPA_K_0 | | |
468 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | | |
469 | IW_EVENT_CAPA_MASK(SIOCGIWAP)); | |
470 | range->event_capa[1] = IW_EVENT_CAPA_K_1; | |
471 | range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM); | |
472 | #endif /* WIRELESS_EXT > 16 */ | |
473 | ||
474 | if (islpci_get_state(priv) < PRV_STATE_INIT) | |
475 | return 0; | |
476 | ||
477 | /* Request the device for the supported frequencies | |
478 | * not really relevant since some devices will report the 5 GHz band | |
479 | * frequencies even if they don't support them. | |
480 | */ | |
481 | rvalue = | |
482 | mgt_get_request(priv, DOT11_OID_SUPPORTEDFREQUENCIES, 0, NULL, &r); | |
483 | freq = r.ptr; | |
484 | ||
485 | range->num_channels = freq->nr; | |
486 | range->num_frequency = freq->nr; | |
487 | ||
488 | m = min(IW_MAX_FREQUENCIES, (int) freq->nr); | |
489 | for (i = 0; i < m; i++) { | |
490 | range->freq[i].m = freq->mhz[i]; | |
491 | range->freq[i].e = 6; | |
492 | range->freq[i].i = channel_of_freq(freq->mhz[i]); | |
493 | } | |
494 | kfree(freq); | |
495 | ||
496 | rvalue |= mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); | |
497 | data = r.ptr; | |
498 | ||
499 | /* We got an array of char. It is NULL terminated. */ | |
500 | i = 0; | |
501 | while ((i < IW_MAX_BITRATES) && (*data != 0)) { | |
502 | /* the result must be in bps. The card gives us 500Kbps */ | |
503 | range->bitrate[i] = *data * 500000; | |
504 | i++; | |
505 | data++; | |
506 | } | |
507 | range->num_bitrates = i; | |
508 | kfree(r.ptr); | |
509 | ||
510 | return rvalue; | |
511 | } | |
512 | ||
513 | /* Set AP address*/ | |
514 | ||
515 | static int | |
516 | prism54_set_wap(struct net_device *ndev, struct iw_request_info *info, | |
517 | struct sockaddr *awrq, char *extra) | |
518 | { | |
519 | islpci_private *priv = netdev_priv(ndev); | |
520 | char bssid[6]; | |
521 | int rvalue; | |
522 | ||
523 | if (awrq->sa_family != ARPHRD_ETHER) | |
524 | return -EINVAL; | |
525 | ||
526 | /* prepare the structure for the set object */ | |
527 | memcpy(&bssid[0], awrq->sa_data, 6); | |
528 | ||
529 | /* set the bssid -- does this make sense when in AP mode? */ | |
530 | rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid); | |
531 | ||
532 | return (rvalue ? rvalue : -EINPROGRESS); /* Call commit handler */ | |
533 | } | |
534 | ||
535 | /* get AP address*/ | |
536 | ||
537 | static int | |
538 | prism54_get_wap(struct net_device *ndev, struct iw_request_info *info, | |
539 | struct sockaddr *awrq, char *extra) | |
540 | { | |
541 | islpci_private *priv = netdev_priv(ndev); | |
542 | union oid_res_t r; | |
543 | int rvalue; | |
544 | ||
545 | rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); | |
546 | memcpy(awrq->sa_data, r.ptr, 6); | |
547 | awrq->sa_family = ARPHRD_ETHER; | |
548 | kfree(r.ptr); | |
549 | ||
550 | return rvalue; | |
551 | } | |
552 | ||
553 | static int | |
554 | prism54_set_scan(struct net_device *dev, struct iw_request_info *info, | |
555 | struct iw_param *vwrq, char *extra) | |
556 | { | |
557 | /* hehe the device does this automagicaly */ | |
558 | return 0; | |
559 | } | |
560 | ||
561 | /* a little helper that will translate our data into a card independent | |
562 | * format that the Wireless Tools will understand. This was inspired by | |
563 | * the "Aironet driver for 4500 and 4800 series cards" (GPL) | |
564 | */ | |
565 | ||
566 | static char * | |
567 | prism54_translate_bss(struct net_device *ndev, char *current_ev, | |
568 | char *end_buf, struct obj_bss *bss, char noise) | |
569 | { | |
570 | struct iw_event iwe; /* Temporary buffer */ | |
571 | short cap; | |
572 | islpci_private *priv = netdev_priv(ndev); | |
573 | ||
574 | /* The first entry must be the MAC address */ | |
575 | memcpy(iwe.u.ap_addr.sa_data, bss->address, 6); | |
576 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; | |
577 | iwe.cmd = SIOCGIWAP; | |
578 | current_ev = | |
579 | iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN); | |
580 | ||
581 | /* The following entries will be displayed in the same order we give them */ | |
582 | ||
583 | /* The ESSID. */ | |
584 | iwe.u.data.length = bss->ssid.length; | |
585 | iwe.u.data.flags = 1; | |
586 | iwe.cmd = SIOCGIWESSID; | |
587 | current_ev = iwe_stream_add_point(current_ev, end_buf, | |
588 | &iwe, bss->ssid.octets); | |
589 | ||
590 | /* Capabilities */ | |
591 | #define CAP_ESS 0x01 | |
592 | #define CAP_IBSS 0x02 | |
593 | #define CAP_CRYPT 0x10 | |
594 | ||
595 | /* Mode */ | |
596 | cap = bss->capinfo; | |
597 | iwe.u.mode = 0; | |
598 | if (cap & CAP_ESS) | |
599 | iwe.u.mode = IW_MODE_MASTER; | |
600 | else if (cap & CAP_IBSS) | |
601 | iwe.u.mode = IW_MODE_ADHOC; | |
602 | iwe.cmd = SIOCGIWMODE; | |
603 | if (iwe.u.mode) | |
604 | current_ev = | |
605 | iwe_stream_add_event(current_ev, end_buf, &iwe, | |
606 | IW_EV_UINT_LEN); | |
607 | ||
608 | /* Encryption capability */ | |
609 | if (cap & CAP_CRYPT) | |
610 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; | |
611 | else | |
612 | iwe.u.data.flags = IW_ENCODE_DISABLED; | |
613 | iwe.u.data.length = 0; | |
614 | iwe.cmd = SIOCGIWENCODE; | |
615 | current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL); | |
616 | ||
617 | /* Add frequency. (short) bss->channel is the frequency in MHz */ | |
618 | iwe.u.freq.m = bss->channel; | |
619 | iwe.u.freq.e = 6; | |
620 | iwe.cmd = SIOCGIWFREQ; | |
621 | current_ev = | |
622 | iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); | |
623 | ||
624 | /* Add quality statistics */ | |
625 | iwe.u.qual.level = bss->rssi; | |
626 | iwe.u.qual.noise = noise; | |
627 | /* do a simple SNR for quality */ | |
628 | iwe.u.qual.qual = bss->rssi - noise; | |
629 | iwe.cmd = IWEVQUAL; | |
630 | current_ev = | |
631 | iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN); | |
632 | ||
633 | if (priv->wpa) { | |
634 | u8 wpa_ie[MAX_WPA_IE_LEN]; | |
635 | char *buf, *p; | |
636 | size_t wpa_ie_len; | |
637 | int i; | |
638 | ||
639 | wpa_ie_len = prism54_wpa_ie_get(priv, bss->address, wpa_ie); | |
640 | if (wpa_ie_len > 0 && | |
641 | (buf = kmalloc(wpa_ie_len * 2 + 10, GFP_ATOMIC))) { | |
642 | p = buf; | |
643 | p += sprintf(p, "wpa_ie="); | |
644 | for (i = 0; i < wpa_ie_len; i++) { | |
645 | p += sprintf(p, "%02x", wpa_ie[i]); | |
646 | } | |
647 | memset(&iwe, 0, sizeof (iwe)); | |
648 | iwe.cmd = IWEVCUSTOM; | |
649 | iwe.u.data.length = strlen(buf); | |
650 | current_ev = iwe_stream_add_point(current_ev, end_buf, | |
651 | &iwe, buf); | |
652 | kfree(buf); | |
653 | } | |
654 | } | |
655 | return current_ev; | |
656 | } | |
657 | ||
658 | static int | |
659 | prism54_get_scan(struct net_device *ndev, struct iw_request_info *info, | |
660 | struct iw_point *dwrq, char *extra) | |
661 | { | |
662 | islpci_private *priv = netdev_priv(ndev); | |
663 | int i, rvalue; | |
664 | struct obj_bsslist *bsslist; | |
665 | u32 noise = 0; | |
666 | char *current_ev = extra; | |
667 | union oid_res_t r; | |
668 | ||
669 | if (islpci_get_state(priv) < PRV_STATE_INIT) { | |
670 | /* device is not ready, fail gently */ | |
671 | dwrq->length = 0; | |
672 | return 0; | |
673 | } | |
674 | ||
675 | /* first get the noise value. We will use it to report the link quality */ | |
676 | rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); | |
677 | noise = r.u; | |
678 | ||
679 | /* Ask the device for a list of known bss. | |
680 | * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64. | |
681 | * The new API, using SIOCGIWSCAN, is only limited by the buffer size. | |
682 | * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes. | |
683 | * Starting with WE-17, the buffer can be as big as needed. | |
684 | * But the device won't repport anything if you change the value | |
685 | * of IWMAX_BSS=24. */ | |
686 | ||
687 | rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); | |
688 | bsslist = r.ptr; | |
689 | ||
690 | /* ok now, scan the list and translate its info */ | |
691 | for (i = 0; i < (int) bsslist->nr; i++) { | |
692 | current_ev = prism54_translate_bss(ndev, current_ev, | |
693 | extra + dwrq->length, | |
694 | &(bsslist->bsslist[i]), | |
695 | noise); | |
696 | #if WIRELESS_EXT > 16 | |
697 | /* Check if there is space for one more entry */ | |
698 | if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { | |
699 | /* Ask user space to try again with a bigger buffer */ | |
700 | rvalue = -E2BIG; | |
701 | break; | |
702 | } | |
703 | #endif /* WIRELESS_EXT > 16 */ | |
704 | } | |
705 | ||
706 | kfree(bsslist); | |
707 | dwrq->length = (current_ev - extra); | |
708 | dwrq->flags = 0; /* todo */ | |
709 | ||
710 | return rvalue; | |
711 | } | |
712 | ||
713 | static int | |
714 | prism54_set_essid(struct net_device *ndev, struct iw_request_info *info, | |
715 | struct iw_point *dwrq, char *extra) | |
716 | { | |
717 | islpci_private *priv = netdev_priv(ndev); | |
718 | struct obj_ssid essid; | |
719 | ||
720 | memset(essid.octets, 0, 33); | |
721 | ||
722 | /* Check if we were asked for `any' */ | |
723 | if (dwrq->flags && dwrq->length) { | |
724 | if (dwrq->length > min(33, IW_ESSID_MAX_SIZE + 1)) | |
725 | return -E2BIG; | |
726 | essid.length = dwrq->length - 1; | |
727 | memcpy(essid.octets, extra, dwrq->length); | |
728 | } else | |
729 | essid.length = 0; | |
730 | ||
731 | if (priv->iw_mode != IW_MODE_MONITOR) | |
732 | return mgt_set_request(priv, DOT11_OID_SSID, 0, &essid); | |
733 | ||
734 | /* If in monitor mode, just save to mib */ | |
735 | mgt_set(priv, DOT11_OID_SSID, &essid); | |
736 | return 0; | |
737 | ||
738 | } | |
739 | ||
740 | static int | |
741 | prism54_get_essid(struct net_device *ndev, struct iw_request_info *info, | |
742 | struct iw_point *dwrq, char *extra) | |
743 | { | |
744 | islpci_private *priv = netdev_priv(ndev); | |
745 | struct obj_ssid *essid; | |
746 | union oid_res_t r; | |
747 | int rvalue; | |
748 | ||
749 | rvalue = mgt_get_request(priv, DOT11_OID_SSID, 0, NULL, &r); | |
750 | essid = r.ptr; | |
751 | ||
752 | if (essid->length) { | |
753 | dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */ | |
754 | /* if it is to big, trunk it */ | |
755 | dwrq->length = min(IW_ESSID_MAX_SIZE, essid->length + 1); | |
756 | } else { | |
757 | dwrq->flags = 0; | |
758 | dwrq->length = 0; | |
759 | } | |
760 | essid->octets[essid->length] = '\0'; | |
761 | memcpy(extra, essid->octets, dwrq->length); | |
762 | kfree(essid); | |
763 | ||
764 | return rvalue; | |
765 | } | |
766 | ||
767 | /* Provides no functionality, just completes the ioctl. In essence this is a | |
768 | * just a cosmetic ioctl. | |
769 | */ | |
770 | static int | |
771 | prism54_set_nick(struct net_device *ndev, struct iw_request_info *info, | |
772 | struct iw_point *dwrq, char *extra) | |
773 | { | |
774 | islpci_private *priv = netdev_priv(ndev); | |
775 | ||
776 | if (dwrq->length > IW_ESSID_MAX_SIZE) | |
777 | return -E2BIG; | |
778 | ||
779 | down_write(&priv->mib_sem); | |
780 | memset(priv->nickname, 0, sizeof (priv->nickname)); | |
781 | memcpy(priv->nickname, extra, dwrq->length); | |
782 | up_write(&priv->mib_sem); | |
783 | ||
784 | return 0; | |
785 | } | |
786 | ||
787 | static int | |
788 | prism54_get_nick(struct net_device *ndev, struct iw_request_info *info, | |
789 | struct iw_point *dwrq, char *extra) | |
790 | { | |
791 | islpci_private *priv = netdev_priv(ndev); | |
792 | ||
793 | dwrq->length = 0; | |
794 | ||
795 | down_read(&priv->mib_sem); | |
796 | dwrq->length = strlen(priv->nickname) + 1; | |
797 | memcpy(extra, priv->nickname, dwrq->length); | |
798 | up_read(&priv->mib_sem); | |
799 | ||
800 | return 0; | |
801 | } | |
802 | ||
803 | /* Set the allowed Bitrates */ | |
804 | ||
805 | static int | |
806 | prism54_set_rate(struct net_device *ndev, | |
807 | struct iw_request_info *info, | |
808 | struct iw_param *vwrq, char *extra) | |
809 | { | |
810 | ||
811 | islpci_private *priv = netdev_priv(ndev); | |
812 | u32 rate, profile; | |
813 | char *data; | |
814 | int ret, i; | |
815 | union oid_res_t r; | |
816 | ||
817 | if (vwrq->value == -1) { | |
818 | /* auto mode. No limit. */ | |
819 | profile = 1; | |
820 | return mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); | |
821 | } | |
822 | ||
823 | ret = mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); | |
824 | if (ret) { | |
825 | kfree(r.ptr); | |
826 | return ret; | |
827 | } | |
828 | ||
829 | rate = (u32) (vwrq->value / 500000); | |
830 | data = r.ptr; | |
831 | i = 0; | |
832 | ||
833 | while (data[i]) { | |
834 | if (rate && (data[i] == rate)) { | |
835 | break; | |
836 | } | |
837 | if (vwrq->value == i) { | |
838 | break; | |
839 | } | |
840 | data[i] |= 0x80; | |
841 | i++; | |
842 | } | |
843 | ||
844 | if (!data[i]) { | |
845 | kfree(r.ptr); | |
846 | return -EINVAL; | |
847 | } | |
848 | ||
849 | data[i] |= 0x80; | |
850 | data[i + 1] = 0; | |
851 | ||
852 | /* Now, check if we want a fixed or auto value */ | |
853 | if (vwrq->fixed) { | |
854 | data[0] = data[i]; | |
855 | data[1] = 0; | |
856 | } | |
857 | ||
858 | /* | |
859 | i = 0; | |
860 | printk("prism54 rate: "); | |
861 | while(data[i]) { | |
862 | printk("%u ", data[i]); | |
863 | i++; | |
864 | } | |
865 | printk("0\n"); | |
866 | */ | |
867 | profile = -1; | |
868 | ret = mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); | |
869 | ret |= mgt_set_request(priv, DOT11_OID_EXTENDEDRATES, 0, data); | |
870 | ret |= mgt_set_request(priv, DOT11_OID_RATES, 0, data); | |
871 | ||
872 | kfree(r.ptr); | |
873 | ||
874 | return ret; | |
875 | } | |
876 | ||
877 | /* Get the current bit rate */ | |
878 | static int | |
879 | prism54_get_rate(struct net_device *ndev, | |
880 | struct iw_request_info *info, | |
881 | struct iw_param *vwrq, char *extra) | |
882 | { | |
883 | islpci_private *priv = netdev_priv(ndev); | |
884 | int rvalue; | |
885 | char *data; | |
886 | union oid_res_t r; | |
887 | ||
888 | /* Get the current bit rate */ | |
889 | if ((rvalue = mgt_get_request(priv, GEN_OID_LINKSTATE, 0, NULL, &r))) | |
890 | return rvalue; | |
891 | vwrq->value = r.u * 500000; | |
892 | ||
893 | /* request the device for the enabled rates */ | |
894 | rvalue = mgt_get_request(priv, DOT11_OID_RATES, 0, NULL, &r); | |
895 | if (rvalue) { | |
896 | kfree(r.ptr); | |
897 | return rvalue; | |
898 | } | |
899 | data = r.ptr; | |
900 | vwrq->fixed = (data[0] != 0) && (data[1] == 0); | |
901 | kfree(r.ptr); | |
902 | ||
903 | return 0; | |
904 | } | |
905 | ||
906 | static int | |
907 | prism54_set_rts(struct net_device *ndev, struct iw_request_info *info, | |
908 | struct iw_param *vwrq, char *extra) | |
909 | { | |
910 | islpci_private *priv = netdev_priv(ndev); | |
911 | ||
912 | return mgt_set_request(priv, DOT11_OID_RTSTHRESH, 0, &vwrq->value); | |
913 | } | |
914 | ||
915 | static int | |
916 | prism54_get_rts(struct net_device *ndev, struct iw_request_info *info, | |
917 | struct iw_param *vwrq, char *extra) | |
918 | { | |
919 | islpci_private *priv = netdev_priv(ndev); | |
920 | union oid_res_t r; | |
921 | int rvalue; | |
922 | ||
923 | /* get the rts threshold */ | |
924 | rvalue = mgt_get_request(priv, DOT11_OID_RTSTHRESH, 0, NULL, &r); | |
925 | vwrq->value = r.u; | |
926 | ||
927 | return rvalue; | |
928 | } | |
929 | ||
930 | static int | |
931 | prism54_set_frag(struct net_device *ndev, struct iw_request_info *info, | |
932 | struct iw_param *vwrq, char *extra) | |
933 | { | |
934 | islpci_private *priv = netdev_priv(ndev); | |
935 | ||
936 | return mgt_set_request(priv, DOT11_OID_FRAGTHRESH, 0, &vwrq->value); | |
937 | } | |
938 | ||
939 | static int | |
940 | prism54_get_frag(struct net_device *ndev, struct iw_request_info *info, | |
941 | struct iw_param *vwrq, char *extra) | |
942 | { | |
943 | islpci_private *priv = netdev_priv(ndev); | |
944 | union oid_res_t r; | |
945 | int rvalue; | |
946 | ||
947 | rvalue = mgt_get_request(priv, DOT11_OID_FRAGTHRESH, 0, NULL, &r); | |
948 | vwrq->value = r.u; | |
949 | ||
950 | return rvalue; | |
951 | } | |
952 | ||
953 | /* Here we have (min,max) = max retries for (small frames, big frames). Where | |
954 | * big frame <=> bigger than the rts threshold | |
955 | * small frame <=> smaller than the rts threshold | |
956 | * This is not really the behavior expected by the wireless tool but it seems | |
957 | * to be a common behavior in other drivers. | |
958 | */ | |
959 | ||
960 | static int | |
961 | prism54_set_retry(struct net_device *ndev, struct iw_request_info *info, | |
962 | struct iw_param *vwrq, char *extra) | |
963 | { | |
964 | islpci_private *priv = netdev_priv(ndev); | |
965 | u32 slimit = 0, llimit = 0; /* short and long limit */ | |
966 | u32 lifetime = 0; | |
967 | int rvalue = 0; | |
968 | ||
969 | if (vwrq->disabled) | |
970 | /* we cannot disable this feature */ | |
971 | return -EINVAL; | |
972 | ||
973 | if (vwrq->flags & IW_RETRY_LIMIT) { | |
974 | if (vwrq->flags & IW_RETRY_MIN) | |
975 | slimit = vwrq->value; | |
976 | else if (vwrq->flags & IW_RETRY_MAX) | |
977 | llimit = vwrq->value; | |
978 | else { | |
979 | /* we are asked to set both */ | |
980 | slimit = vwrq->value; | |
981 | llimit = vwrq->value; | |
982 | } | |
983 | } | |
984 | if (vwrq->flags & IW_RETRY_LIFETIME) | |
985 | /* Wireless tools use us unit while the device uses 1024 us unit */ | |
986 | lifetime = vwrq->value / 1024; | |
987 | ||
988 | /* now set what is requested */ | |
989 | if (slimit) | |
990 | rvalue = | |
991 | mgt_set_request(priv, DOT11_OID_SHORTRETRIES, 0, &slimit); | |
992 | if (llimit) | |
993 | rvalue |= | |
994 | mgt_set_request(priv, DOT11_OID_LONGRETRIES, 0, &llimit); | |
995 | if (lifetime) | |
996 | rvalue |= | |
997 | mgt_set_request(priv, DOT11_OID_MAXTXLIFETIME, 0, | |
998 | &lifetime); | |
999 | return rvalue; | |
1000 | } | |
1001 | ||
1002 | static int | |
1003 | prism54_get_retry(struct net_device *ndev, struct iw_request_info *info, | |
1004 | struct iw_param *vwrq, char *extra) | |
1005 | { | |
1006 | islpci_private *priv = netdev_priv(ndev); | |
1007 | union oid_res_t r; | |
1008 | int rvalue = 0; | |
1009 | vwrq->disabled = 0; /* It cannot be disabled */ | |
1010 | ||
1011 | if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { | |
1012 | /* we are asked for the life time */ | |
1013 | rvalue = | |
1014 | mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r); | |
1015 | vwrq->value = r.u * 1024; | |
1016 | vwrq->flags = IW_RETRY_LIFETIME; | |
1017 | } else if ((vwrq->flags & IW_RETRY_MAX)) { | |
1018 | /* we are asked for the long retry limit */ | |
1019 | rvalue |= | |
1020 | mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r); | |
1021 | vwrq->value = r.u; | |
1022 | vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; | |
1023 | } else { | |
1024 | /* default. get the short retry limit */ | |
1025 | rvalue |= | |
1026 | mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r); | |
1027 | vwrq->value = r.u; | |
1028 | vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MIN; | |
1029 | } | |
1030 | ||
1031 | return rvalue; | |
1032 | } | |
1033 | ||
1034 | static int | |
1035 | prism54_set_encode(struct net_device *ndev, struct iw_request_info *info, | |
1036 | struct iw_point *dwrq, char *extra) | |
1037 | { | |
1038 | islpci_private *priv = netdev_priv(ndev); | |
1039 | int rvalue = 0, force = 0; | |
1040 | int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; | |
1041 | union oid_res_t r; | |
1042 | ||
1043 | /* with the new API, it's impossible to get a NULL pointer. | |
1044 | * New version of iwconfig set the IW_ENCODE_NOKEY flag | |
1045 | * when no key is given, but older versions don't. */ | |
1046 | ||
1047 | if (dwrq->length > 0) { | |
1048 | /* we have a key to set */ | |
1049 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
1050 | int current_index; | |
1051 | struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; | |
1052 | ||
1053 | /* get the current key index */ | |
1054 | rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); | |
1055 | current_index = r.u; | |
1056 | /* Verify that the key is not marked as invalid */ | |
1057 | if (!(dwrq->flags & IW_ENCODE_NOKEY)) { | |
1058 | key.length = dwrq->length > sizeof (key.key) ? | |
1059 | sizeof (key.key) : dwrq->length; | |
1060 | memcpy(key.key, extra, key.length); | |
1061 | if (key.length == 32) | |
1062 | /* we want WPA-PSK */ | |
1063 | key.type = DOT11_PRIV_TKIP; | |
1064 | if ((index < 0) || (index > 3)) | |
1065 | /* no index provided use the current one */ | |
1066 | index = current_index; | |
1067 | ||
1068 | /* now send the key to the card */ | |
1069 | rvalue |= | |
1070 | mgt_set_request(priv, DOT11_OID_DEFKEYX, index, | |
1071 | &key); | |
1072 | } | |
1073 | /* | |
1074 | * If a valid key is set, encryption should be enabled | |
1075 | * (user may turn it off later). | |
1076 | * This is also how "iwconfig ethX key on" works | |
1077 | */ | |
1078 | if ((index == current_index) && (key.length > 0)) | |
1079 | force = 1; | |
1080 | } else { | |
1081 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
1082 | if ((index >= 0) && (index <= 3)) { | |
1083 | /* we want to set the key index */ | |
1084 | rvalue |= | |
1085 | mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, | |
1086 | &index); | |
1087 | } else { | |
1088 | if (!dwrq->flags & IW_ENCODE_MODE) { | |
1089 | /* we cannot do anything. Complain. */ | |
1090 | return -EINVAL; | |
1091 | } | |
1092 | } | |
1093 | } | |
1094 | /* now read the flags */ | |
1095 | if (dwrq->flags & IW_ENCODE_DISABLED) { | |
1096 | /* Encoding disabled, | |
1097 | * authen = DOT11_AUTH_OS; | |
1098 | * invoke = 0; | |
1099 | * exunencrypt = 0; */ | |
1100 | } | |
1101 | if (dwrq->flags & IW_ENCODE_OPEN) | |
1102 | /* Encode but accept non-encoded packets. No auth */ | |
1103 | invoke = 1; | |
1104 | if ((dwrq->flags & IW_ENCODE_RESTRICTED) || force) { | |
1105 | /* Refuse non-encoded packets. Auth */ | |
1106 | authen = DOT11_AUTH_BOTH; | |
1107 | invoke = 1; | |
1108 | exunencrypt = 1; | |
1109 | } | |
1110 | /* do the change if requested */ | |
1111 | if ((dwrq->flags & IW_ENCODE_MODE) || force) { | |
1112 | rvalue |= | |
1113 | mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); | |
1114 | rvalue |= | |
1115 | mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); | |
1116 | rvalue |= | |
1117 | mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, | |
1118 | &exunencrypt); | |
1119 | } | |
1120 | return rvalue; | |
1121 | } | |
1122 | ||
1123 | static int | |
1124 | prism54_get_encode(struct net_device *ndev, struct iw_request_info *info, | |
1125 | struct iw_point *dwrq, char *extra) | |
1126 | { | |
1127 | islpci_private *priv = netdev_priv(ndev); | |
1128 | struct obj_key *key; | |
1129 | u32 devindex, index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
1130 | u32 authen = 0, invoke = 0, exunencrypt = 0; | |
1131 | int rvalue; | |
1132 | union oid_res_t r; | |
1133 | ||
1134 | /* first get the flags */ | |
1135 | rvalue = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); | |
1136 | authen = r.u; | |
1137 | rvalue |= mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); | |
1138 | invoke = r.u; | |
1139 | rvalue |= mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); | |
1140 | exunencrypt = r.u; | |
1141 | ||
1142 | if (invoke && (authen == DOT11_AUTH_BOTH) && exunencrypt) | |
1143 | dwrq->flags = IW_ENCODE_RESTRICTED; | |
1144 | else if ((authen == DOT11_AUTH_OS) && !exunencrypt) { | |
1145 | if (invoke) | |
1146 | dwrq->flags = IW_ENCODE_OPEN; | |
1147 | else | |
1148 | dwrq->flags = IW_ENCODE_DISABLED; | |
1149 | } else | |
1150 | /* The card should not work in this state */ | |
1151 | dwrq->flags = 0; | |
1152 | ||
1153 | /* get the current device key index */ | |
1154 | rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); | |
1155 | devindex = r.u; | |
1156 | /* Now get the key, return it */ | |
1157 | if ((index < 0) || (index > 3)) | |
1158 | /* no index provided, use the current one */ | |
1159 | index = devindex; | |
1160 | rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r); | |
1161 | key = r.ptr; | |
1162 | dwrq->length = key->length; | |
1163 | memcpy(extra, key->key, dwrq->length); | |
1164 | kfree(key); | |
1165 | /* return the used key index */ | |
1166 | dwrq->flags |= devindex + 1; | |
1167 | ||
1168 | return rvalue; | |
1169 | } | |
1170 | ||
1171 | static int | |
1172 | prism54_get_txpower(struct net_device *ndev, struct iw_request_info *info, | |
1173 | struct iw_param *vwrq, char *extra) | |
1174 | { | |
1175 | islpci_private *priv = netdev_priv(ndev); | |
1176 | union oid_res_t r; | |
1177 | int rvalue; | |
1178 | ||
1179 | rvalue = mgt_get_request(priv, OID_INL_OUTPUTPOWER, 0, NULL, &r); | |
1180 | /* intersil firmware operates in 0.25 dBm (1/4 dBm) */ | |
1181 | vwrq->value = (s32) r.u / 4; | |
1182 | vwrq->fixed = 1; | |
1183 | /* radio is not turned of | |
1184 | * btw: how is possible to turn off only the radio | |
1185 | */ | |
1186 | vwrq->disabled = 0; | |
1187 | ||
1188 | return rvalue; | |
1189 | } | |
1190 | ||
1191 | static int | |
1192 | prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info, | |
1193 | struct iw_param *vwrq, char *extra) | |
1194 | { | |
1195 | islpci_private *priv = netdev_priv(ndev); | |
1196 | s32 u = vwrq->value; | |
1197 | ||
1198 | /* intersil firmware operates in 0.25 dBm (1/4) */ | |
1199 | u *= 4; | |
1200 | if (vwrq->disabled) { | |
1201 | /* don't know how to disable radio */ | |
1202 | printk(KERN_DEBUG | |
1203 | "%s: %s() disabling radio is not yet supported.\n", | |
1204 | priv->ndev->name, __FUNCTION__); | |
1205 | return -ENOTSUPP; | |
1206 | } else if (vwrq->fixed) | |
1207 | /* currently only fixed value is supported */ | |
1208 | return mgt_set_request(priv, OID_INL_OUTPUTPOWER, 0, &u); | |
1209 | else { | |
1210 | printk(KERN_DEBUG | |
1211 | "%s: %s() auto power will be implemented later.\n", | |
1212 | priv->ndev->name, __FUNCTION__); | |
1213 | return -ENOTSUPP; | |
1214 | } | |
1215 | } | |
1216 | ||
1217 | static int | |
1218 | prism54_reset(struct net_device *ndev, struct iw_request_info *info, | |
1219 | __u32 * uwrq, char *extra) | |
1220 | { | |
1221 | islpci_reset(netdev_priv(ndev), 0); | |
1222 | ||
1223 | return 0; | |
1224 | } | |
1225 | ||
1226 | static int | |
1227 | prism54_get_oid(struct net_device *ndev, struct iw_request_info *info, | |
1228 | struct iw_point *dwrq, char *extra) | |
1229 | { | |
1230 | union oid_res_t r; | |
1231 | int rvalue; | |
1232 | enum oid_num_t n = dwrq->flags; | |
1233 | ||
1234 | rvalue = mgt_get_request((islpci_private *) ndev->priv, n, 0, NULL, &r); | |
1235 | dwrq->length = mgt_response_to_str(n, &r, extra); | |
1236 | if ((isl_oid[n].flags & OID_FLAG_TYPE) != OID_TYPE_U32) | |
1237 | kfree(r.ptr); | |
1238 | return rvalue; | |
1239 | } | |
1240 | ||
1241 | static int | |
1242 | prism54_set_u32(struct net_device *ndev, struct iw_request_info *info, | |
1243 | __u32 * uwrq, char *extra) | |
1244 | { | |
1245 | u32 oid = uwrq[0], u = uwrq[1]; | |
1246 | ||
1247 | return mgt_set_request((islpci_private *) ndev->priv, oid, 0, &u); | |
1248 | } | |
1249 | ||
1250 | static int | |
1251 | prism54_set_raw(struct net_device *ndev, struct iw_request_info *info, | |
1252 | struct iw_point *dwrq, char *extra) | |
1253 | { | |
1254 | u32 oid = dwrq->flags; | |
1255 | ||
1256 | return mgt_set_request((islpci_private *) ndev->priv, oid, 0, extra); | |
1257 | } | |
1258 | ||
1259 | void | |
1260 | prism54_acl_init(struct islpci_acl *acl) | |
1261 | { | |
1262 | sema_init(&acl->sem, 1); | |
1263 | INIT_LIST_HEAD(&acl->mac_list); | |
1264 | acl->size = 0; | |
1265 | acl->policy = MAC_POLICY_OPEN; | |
1266 | } | |
1267 | ||
1268 | static void | |
1269 | prism54_clear_mac(struct islpci_acl *acl) | |
1270 | { | |
1271 | struct list_head *ptr, *next; | |
1272 | struct mac_entry *entry; | |
1273 | ||
1274 | if (down_interruptible(&acl->sem)) | |
1275 | return; | |
1276 | ||
1277 | if (acl->size == 0) { | |
1278 | up(&acl->sem); | |
1279 | return; | |
1280 | } | |
1281 | ||
1282 | for (ptr = acl->mac_list.next, next = ptr->next; | |
1283 | ptr != &acl->mac_list; ptr = next, next = ptr->next) { | |
1284 | entry = list_entry(ptr, struct mac_entry, _list); | |
1285 | list_del(ptr); | |
1286 | kfree(entry); | |
1287 | } | |
1288 | acl->size = 0; | |
1289 | up(&acl->sem); | |
1290 | } | |
1291 | ||
1292 | void | |
1293 | prism54_acl_clean(struct islpci_acl *acl) | |
1294 | { | |
1295 | prism54_clear_mac(acl); | |
1296 | } | |
1297 | ||
1298 | static int | |
1299 | prism54_add_mac(struct net_device *ndev, struct iw_request_info *info, | |
1300 | struct sockaddr *awrq, char *extra) | |
1301 | { | |
1302 | islpci_private *priv = netdev_priv(ndev); | |
1303 | struct islpci_acl *acl = &priv->acl; | |
1304 | struct mac_entry *entry; | |
1305 | struct sockaddr *addr = (struct sockaddr *) extra; | |
1306 | ||
1307 | if (addr->sa_family != ARPHRD_ETHER) | |
1308 | return -EOPNOTSUPP; | |
1309 | ||
1310 | entry = kmalloc(sizeof (struct mac_entry), GFP_KERNEL); | |
1311 | if (entry == NULL) | |
1312 | return -ENOMEM; | |
1313 | ||
1314 | memcpy(entry->addr, addr->sa_data, ETH_ALEN); | |
1315 | ||
1316 | if (down_interruptible(&acl->sem)) { | |
1317 | kfree(entry); | |
1318 | return -ERESTARTSYS; | |
1319 | } | |
1320 | list_add_tail(&entry->_list, &acl->mac_list); | |
1321 | acl->size++; | |
1322 | up(&acl->sem); | |
1323 | ||
1324 | return 0; | |
1325 | } | |
1326 | ||
1327 | static int | |
1328 | prism54_del_mac(struct net_device *ndev, struct iw_request_info *info, | |
1329 | struct sockaddr *awrq, char *extra) | |
1330 | { | |
1331 | islpci_private *priv = netdev_priv(ndev); | |
1332 | struct islpci_acl *acl = &priv->acl; | |
1333 | struct mac_entry *entry; | |
1334 | struct list_head *ptr; | |
1335 | struct sockaddr *addr = (struct sockaddr *) extra; | |
1336 | ||
1337 | if (addr->sa_family != ARPHRD_ETHER) | |
1338 | return -EOPNOTSUPP; | |
1339 | ||
1340 | if (down_interruptible(&acl->sem)) | |
1341 | return -ERESTARTSYS; | |
1342 | for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { | |
1343 | entry = list_entry(ptr, struct mac_entry, _list); | |
1344 | ||
1345 | if (memcmp(entry->addr, addr->sa_data, ETH_ALEN) == 0) { | |
1346 | list_del(ptr); | |
1347 | acl->size--; | |
1348 | kfree(entry); | |
1349 | up(&acl->sem); | |
1350 | return 0; | |
1351 | } | |
1352 | } | |
1353 | up(&acl->sem); | |
1354 | return -EINVAL; | |
1355 | } | |
1356 | ||
1357 | static int | |
1358 | prism54_get_mac(struct net_device *ndev, struct iw_request_info *info, | |
1359 | struct iw_point *dwrq, char *extra) | |
1360 | { | |
1361 | islpci_private *priv = netdev_priv(ndev); | |
1362 | struct islpci_acl *acl = &priv->acl; | |
1363 | struct mac_entry *entry; | |
1364 | struct list_head *ptr; | |
1365 | struct sockaddr *dst = (struct sockaddr *) extra; | |
1366 | ||
1367 | dwrq->length = 0; | |
1368 | ||
1369 | if (down_interruptible(&acl->sem)) | |
1370 | return -ERESTARTSYS; | |
1371 | ||
1372 | for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { | |
1373 | entry = list_entry(ptr, struct mac_entry, _list); | |
1374 | ||
1375 | memcpy(dst->sa_data, entry->addr, ETH_ALEN); | |
1376 | dst->sa_family = ARPHRD_ETHER; | |
1377 | dwrq->length++; | |
1378 | dst++; | |
1379 | } | |
1380 | up(&acl->sem); | |
1381 | return 0; | |
1382 | } | |
1383 | ||
1384 | /* Setting policy also clears the MAC acl, even if we don't change the defaut | |
1385 | * policy | |
1386 | */ | |
1387 | ||
1388 | static int | |
1389 | prism54_set_policy(struct net_device *ndev, struct iw_request_info *info, | |
1390 | __u32 * uwrq, char *extra) | |
1391 | { | |
1392 | islpci_private *priv = netdev_priv(ndev); | |
1393 | struct islpci_acl *acl = &priv->acl; | |
1394 | u32 mlmeautolevel; | |
1395 | ||
1396 | prism54_clear_mac(acl); | |
1397 | ||
1398 | if ((*uwrq < MAC_POLICY_OPEN) || (*uwrq > MAC_POLICY_REJECT)) | |
1399 | return -EINVAL; | |
1400 | ||
1401 | down_write(&priv->mib_sem); | |
1402 | ||
1403 | acl->policy = *uwrq; | |
1404 | ||
1405 | /* the ACL code needs an intermediate mlmeautolevel */ | |
1406 | if ((priv->iw_mode == IW_MODE_MASTER) && | |
1407 | (acl->policy != MAC_POLICY_OPEN)) | |
1408 | mlmeautolevel = DOT11_MLME_INTERMEDIATE; | |
1409 | else | |
1410 | mlmeautolevel = CARD_DEFAULT_MLME_MODE; | |
1411 | if (priv->wpa) | |
1412 | mlmeautolevel = DOT11_MLME_EXTENDED; | |
1413 | mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); | |
1414 | /* restart the card with our new policy */ | |
1415 | if (mgt_commit(priv)) { | |
1416 | up_write(&priv->mib_sem); | |
1417 | return -EIO; | |
1418 | } | |
1419 | up_write(&priv->mib_sem); | |
1420 | ||
1421 | return 0; | |
1422 | } | |
1423 | ||
1424 | static int | |
1425 | prism54_get_policy(struct net_device *ndev, struct iw_request_info *info, | |
1426 | __u32 * uwrq, char *extra) | |
1427 | { | |
1428 | islpci_private *priv = netdev_priv(ndev); | |
1429 | struct islpci_acl *acl = &priv->acl; | |
1430 | ||
1431 | *uwrq = acl->policy; | |
1432 | ||
1433 | return 0; | |
1434 | } | |
1435 | ||
1436 | /* Return 1 only if client should be accepted. */ | |
1437 | ||
1438 | static int | |
1439 | prism54_mac_accept(struct islpci_acl *acl, char *mac) | |
1440 | { | |
1441 | struct list_head *ptr; | |
1442 | struct mac_entry *entry; | |
1443 | int res = 0; | |
1444 | ||
1445 | if (down_interruptible(&acl->sem)) | |
1446 | return -ERESTARTSYS; | |
1447 | ||
1448 | if (acl->policy == MAC_POLICY_OPEN) { | |
1449 | up(&acl->sem); | |
1450 | return 1; | |
1451 | } | |
1452 | ||
1453 | for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { | |
1454 | entry = list_entry(ptr, struct mac_entry, _list); | |
1455 | if (memcmp(entry->addr, mac, ETH_ALEN) == 0) { | |
1456 | res = 1; | |
1457 | break; | |
1458 | } | |
1459 | } | |
1460 | res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res; | |
1461 | up(&acl->sem); | |
1462 | ||
1463 | return res; | |
1464 | } | |
1465 | ||
1466 | static int | |
1467 | prism54_kick_all(struct net_device *ndev, struct iw_request_info *info, | |
1468 | struct iw_point *dwrq, char *extra) | |
1469 | { | |
1470 | struct obj_mlme *mlme; | |
1471 | int rvalue; | |
1472 | ||
1473 | mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); | |
1474 | if (mlme == NULL) | |
1475 | return -ENOMEM; | |
1476 | ||
1477 | /* Tell the card to kick every client */ | |
1478 | mlme->id = 0; | |
1479 | rvalue = | |
1480 | mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); | |
1481 | kfree(mlme); | |
1482 | ||
1483 | return rvalue; | |
1484 | } | |
1485 | ||
1486 | static int | |
1487 | prism54_kick_mac(struct net_device *ndev, struct iw_request_info *info, | |
1488 | struct sockaddr *awrq, char *extra) | |
1489 | { | |
1490 | struct obj_mlme *mlme; | |
1491 | struct sockaddr *addr = (struct sockaddr *) extra; | |
1492 | int rvalue; | |
1493 | ||
1494 | if (addr->sa_family != ARPHRD_ETHER) | |
1495 | return -EOPNOTSUPP; | |
1496 | ||
1497 | mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); | |
1498 | if (mlme == NULL) | |
1499 | return -ENOMEM; | |
1500 | ||
1501 | /* Tell the card to only kick the corresponding bastard */ | |
1502 | memcpy(mlme->address, addr->sa_data, ETH_ALEN); | |
1503 | mlme->id = -1; | |
1504 | rvalue = | |
1505 | mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); | |
1506 | ||
1507 | kfree(mlme); | |
1508 | ||
1509 | return rvalue; | |
1510 | } | |
1511 | ||
1512 | /* Translate a TRAP oid into a wireless event. Called in islpci_mgt_receive. */ | |
1513 | ||
1514 | static void | |
1515 | format_event(islpci_private *priv, char *dest, const char *str, | |
1516 | const struct obj_mlme *mlme, u16 *length, int error) | |
1517 | { | |
1518 | const u8 *a = mlme->address; | |
1519 | int n = snprintf(dest, IW_CUSTOM_MAX, | |
1520 | "%s %s %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X %s (%2.2X)", | |
1521 | str, | |
1522 | ((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"), | |
1523 | a[0], a[1], a[2], a[3], a[4], a[5], | |
1524 | (error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ") | |
1525 | : ""), mlme->code); | |
1526 | BUG_ON(n > IW_CUSTOM_MAX); | |
1527 | *length = n; | |
1528 | } | |
1529 | ||
1530 | static void | |
1531 | send_formatted_event(islpci_private *priv, const char *str, | |
1532 | const struct obj_mlme *mlme, int error) | |
1533 | { | |
1534 | union iwreq_data wrqu; | |
1535 | char *memptr; | |
1536 | ||
1537 | memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); | |
1538 | if (!memptr) | |
1539 | return; | |
1540 | wrqu.data.pointer = memptr; | |
1541 | wrqu.data.length = 0; | |
1542 | format_event(priv, memptr, str, mlme, &wrqu.data.length, | |
1543 | error); | |
1544 | wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); | |
1545 | kfree(memptr); | |
1546 | } | |
1547 | ||
1548 | static void | |
1549 | send_simple_event(islpci_private *priv, const char *str) | |
1550 | { | |
1551 | union iwreq_data wrqu; | |
1552 | char *memptr; | |
1553 | int n = strlen(str); | |
1554 | ||
1555 | memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); | |
1556 | if (!memptr) | |
1557 | return; | |
1558 | BUG_ON(n > IW_CUSTOM_MAX); | |
1559 | wrqu.data.pointer = memptr; | |
1560 | wrqu.data.length = n; | |
1561 | strcpy(memptr, str); | |
1562 | wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); | |
1563 | kfree(memptr); | |
1564 | } | |
1565 | ||
1566 | static void | |
1567 | link_changed(struct net_device *ndev, u32 bitrate) | |
1568 | { | |
1569 | islpci_private *priv = netdev_priv(ndev); | |
1570 | ||
1571 | if (bitrate) { | |
1572 | if (priv->iw_mode == IW_MODE_INFRA) { | |
1573 | union iwreq_data uwrq; | |
1574 | prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq, | |
1575 | NULL); | |
1576 | wireless_send_event(ndev, SIOCGIWAP, &uwrq, NULL); | |
1577 | } else | |
1578 | send_simple_event(netdev_priv(ndev), | |
1579 | "Link established"); | |
1580 | } else | |
1581 | send_simple_event(netdev_priv(ndev), "Link lost"); | |
1582 | } | |
1583 | ||
1584 | /* Beacon/ProbeResp payload header */ | |
1585 | struct ieee80211_beacon_phdr { | |
1586 | u8 timestamp[8]; | |
1587 | u16 beacon_int; | |
1588 | u16 capab_info; | |
1589 | } __attribute__ ((packed)); | |
1590 | ||
1591 | #define WLAN_EID_GENERIC 0xdd | |
1592 | static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 }; | |
1593 | ||
1594 | #define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] | |
1595 | #define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" | |
1596 | ||
1597 | static void | |
1598 | prism54_wpa_ie_add(islpci_private *priv, u8 *bssid, | |
1599 | u8 *wpa_ie, size_t wpa_ie_len) | |
1600 | { | |
1601 | struct list_head *ptr; | |
1602 | struct islpci_bss_wpa_ie *bss = NULL; | |
1603 | ||
1604 | if (wpa_ie_len > MAX_WPA_IE_LEN) | |
1605 | wpa_ie_len = MAX_WPA_IE_LEN; | |
1606 | ||
1607 | if (down_interruptible(&priv->wpa_sem)) | |
1608 | return; | |
1609 | ||
1610 | /* try to use existing entry */ | |
1611 | list_for_each(ptr, &priv->bss_wpa_list) { | |
1612 | bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); | |
1613 | if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) { | |
1614 | list_move(&bss->list, &priv->bss_wpa_list); | |
1615 | break; | |
1616 | } | |
1617 | bss = NULL; | |
1618 | } | |
1619 | ||
1620 | if (bss == NULL) { | |
1621 | /* add a new BSS entry; if max number of entries is already | |
1622 | * reached, replace the least recently updated */ | |
1623 | if (priv->num_bss_wpa >= MAX_BSS_WPA_IE_COUNT) { | |
1624 | bss = list_entry(priv->bss_wpa_list.prev, | |
1625 | struct islpci_bss_wpa_ie, list); | |
1626 | list_del(&bss->list); | |
1627 | } else { | |
1628 | bss = kmalloc(sizeof (*bss), GFP_ATOMIC); | |
1629 | if (bss != NULL) { | |
1630 | priv->num_bss_wpa++; | |
1631 | memset(bss, 0, sizeof (*bss)); | |
1632 | } | |
1633 | } | |
1634 | if (bss != NULL) { | |
1635 | memcpy(bss->bssid, bssid, ETH_ALEN); | |
1636 | list_add(&bss->list, &priv->bss_wpa_list); | |
1637 | } | |
1638 | } | |
1639 | ||
1640 | if (bss != NULL) { | |
1641 | memcpy(bss->wpa_ie, wpa_ie, wpa_ie_len); | |
1642 | bss->wpa_ie_len = wpa_ie_len; | |
1643 | bss->last_update = jiffies; | |
1644 | } else { | |
1645 | printk(KERN_DEBUG "Failed to add BSS WPA entry for " MACSTR | |
1646 | "\n", MAC2STR(bssid)); | |
1647 | } | |
1648 | ||
1649 | /* expire old entries from WPA list */ | |
1650 | while (priv->num_bss_wpa > 0) { | |
1651 | bss = list_entry(priv->bss_wpa_list.prev, | |
1652 | struct islpci_bss_wpa_ie, list); | |
1653 | if (!time_after(jiffies, bss->last_update + 60 * HZ)) | |
1654 | break; | |
1655 | ||
1656 | list_del(&bss->list); | |
1657 | priv->num_bss_wpa--; | |
1658 | kfree(bss); | |
1659 | } | |
1660 | ||
1661 | up(&priv->wpa_sem); | |
1662 | } | |
1663 | ||
1664 | static size_t | |
1665 | prism54_wpa_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie) | |
1666 | { | |
1667 | struct list_head *ptr; | |
1668 | struct islpci_bss_wpa_ie *bss = NULL; | |
1669 | size_t len = 0; | |
1670 | ||
1671 | if (down_interruptible(&priv->wpa_sem)) | |
1672 | return 0; | |
1673 | ||
1674 | list_for_each(ptr, &priv->bss_wpa_list) { | |
1675 | bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); | |
1676 | if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) | |
1677 | break; | |
1678 | bss = NULL; | |
1679 | } | |
1680 | if (bss) { | |
1681 | len = bss->wpa_ie_len; | |
1682 | memcpy(wpa_ie, bss->wpa_ie, len); | |
1683 | } | |
1684 | up(&priv->wpa_sem); | |
1685 | ||
1686 | return len; | |
1687 | } | |
1688 | ||
1689 | void | |
1690 | prism54_wpa_ie_init(islpci_private *priv) | |
1691 | { | |
1692 | INIT_LIST_HEAD(&priv->bss_wpa_list); | |
1693 | sema_init(&priv->wpa_sem, 1); | |
1694 | } | |
1695 | ||
1696 | void | |
1697 | prism54_wpa_ie_clean(islpci_private *priv) | |
1698 | { | |
1699 | struct list_head *ptr, *n; | |
1700 | ||
1701 | list_for_each_safe(ptr, n, &priv->bss_wpa_list) { | |
1702 | struct islpci_bss_wpa_ie *bss; | |
1703 | bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); | |
1704 | kfree(bss); | |
1705 | } | |
1706 | } | |
1707 | ||
1708 | static void | |
1709 | prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr, | |
1710 | u8 *payload, size_t len) | |
1711 | { | |
1712 | struct ieee80211_beacon_phdr *hdr; | |
1713 | u8 *pos, *end; | |
1714 | ||
1715 | if (!priv->wpa) | |
1716 | return; | |
1717 | ||
1718 | hdr = (struct ieee80211_beacon_phdr *) payload; | |
1719 | pos = (u8 *) (hdr + 1); | |
1720 | end = payload + len; | |
1721 | while (pos < end) { | |
1722 | if (pos + 2 + pos[1] > end) { | |
1723 | printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed " | |
1724 | "for " MACSTR "\n", MAC2STR(addr)); | |
1725 | return; | |
1726 | } | |
1727 | if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 && | |
1728 | memcmp(pos + 2, wpa_oid, 4) == 0) { | |
1729 | prism54_wpa_ie_add(priv, addr, pos, pos[1] + 2); | |
1730 | return; | |
1731 | } | |
1732 | pos += 2 + pos[1]; | |
1733 | } | |
1734 | } | |
1735 | ||
1736 | static void | |
1737 | handle_request(islpci_private *priv, struct obj_mlme *mlme, enum oid_num_t oid) | |
1738 | { | |
1739 | if (((mlme->state == DOT11_STATE_AUTHING) || | |
1740 | (mlme->state == DOT11_STATE_ASSOCING)) | |
1741 | && mgt_mlme_answer(priv)) { | |
1742 | /* Someone is requesting auth and we must respond. Just send back | |
1743 | * the trap with error code set accordingly. | |
1744 | */ | |
1745 | mlme->code = prism54_mac_accept(&priv->acl, | |
1746 | mlme->address) ? 0 : 1; | |
1747 | mgt_set_request(priv, oid, 0, mlme); | |
1748 | } | |
1749 | } | |
1750 | ||
1751 | static int | |
1752 | prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid, | |
1753 | char *data) | |
1754 | { | |
1755 | struct obj_mlme *mlme = (struct obj_mlme *) data; | |
1756 | struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data; | |
1757 | struct obj_mlmeex *confirm; | |
1758 | u8 wpa_ie[MAX_WPA_IE_LEN]; | |
1759 | int wpa_ie_len; | |
1760 | size_t len = 0; /* u16, better? */ | |
1761 | u8 *payload = NULL, *pos = NULL; | |
1762 | int ret; | |
1763 | ||
1764 | /* I think all trapable objects are listed here. | |
1765 | * Some oids have a EX version. The difference is that they are emitted | |
1766 | * in DOT11_MLME_EXTENDED mode (set with DOT11_OID_MLMEAUTOLEVEL) | |
1767 | * with more info. | |
1768 | * The few events already defined by the wireless tools are not really | |
1769 | * suited. We use the more flexible custom event facility. | |
1770 | */ | |
1771 | ||
1772 | if (oid >= DOT11_OID_BEACON) { | |
1773 | len = mlmeex->size; | |
1774 | payload = pos = mlmeex->data; | |
1775 | } | |
1776 | ||
1777 | /* I fear prism54_process_bss_data won't work with big endian data */ | |
1778 | if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE)) | |
1779 | prism54_process_bss_data(priv, oid, mlmeex->address, | |
1780 | payload, len); | |
1781 | ||
1782 | mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme); | |
1783 | ||
1784 | switch (oid) { | |
1785 | ||
1786 | case GEN_OID_LINKSTATE: | |
1787 | link_changed(priv->ndev, (u32) *data); | |
1788 | break; | |
1789 | ||
1790 | case DOT11_OID_MICFAILURE: | |
1791 | send_simple_event(priv, "Mic failure"); | |
1792 | break; | |
1793 | ||
1794 | case DOT11_OID_DEAUTHENTICATE: | |
1795 | send_formatted_event(priv, "DeAuthenticate request", mlme, 0); | |
1796 | break; | |
1797 | ||
1798 | case DOT11_OID_AUTHENTICATE: | |
1799 | handle_request(priv, mlme, oid); | |
1800 | send_formatted_event(priv, "Authenticate request", mlme, 1); | |
1801 | break; | |
1802 | ||
1803 | case DOT11_OID_DISASSOCIATE: | |
1804 | send_formatted_event(priv, "Disassociate request", mlme, 0); | |
1805 | break; | |
1806 | ||
1807 | case DOT11_OID_ASSOCIATE: | |
1808 | handle_request(priv, mlme, oid); | |
1809 | send_formatted_event(priv, "Associate request", mlme, 1); | |
1810 | break; | |
1811 | ||
1812 | case DOT11_OID_REASSOCIATE: | |
1813 | handle_request(priv, mlme, oid); | |
1814 | send_formatted_event(priv, "ReAssociate request", mlme, 1); | |
1815 | break; | |
1816 | ||
1817 | case DOT11_OID_BEACON: | |
1818 | send_formatted_event(priv, | |
1819 | "Received a beacon from an unkown AP", | |
1820 | mlme, 0); | |
1821 | break; | |
1822 | ||
1823 | case DOT11_OID_PROBE: | |
1824 | /* we received a probe from a client. */ | |
1825 | send_formatted_event(priv, "Received a probe from client", mlme, | |
1826 | 0); | |
1827 | break; | |
1828 | ||
1829 | /* Note : "mlme" is actually a "struct obj_mlmeex *" here, but this | |
1830 | * is backward compatible layout-wise with "struct obj_mlme". | |
1831 | */ | |
1832 | ||
1833 | case DOT11_OID_DEAUTHENTICATEEX: | |
1834 | send_formatted_event(priv, "DeAuthenticate request", mlme, 0); | |
1835 | break; | |
1836 | ||
1837 | case DOT11_OID_AUTHENTICATEEX: | |
1838 | handle_request(priv, mlme, oid); | |
1839 | send_formatted_event(priv, "Authenticate request (ex)", mlme, 1); | |
1840 | ||
1841 | if (priv->iw_mode != IW_MODE_MASTER | |
1842 | && mlmeex->state != DOT11_STATE_AUTHING) | |
1843 | break; | |
1844 | ||
1845 | confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC); | |
1846 | ||
1847 | if (!confirm) | |
1848 | break; | |
1849 | ||
1850 | memcpy(&confirm->address, mlmeex->address, ETH_ALEN); | |
1851 | printk(KERN_DEBUG "Authenticate from: address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", | |
1852 | mlmeex->address[0], | |
1853 | mlmeex->address[1], | |
1854 | mlmeex->address[2], | |
1855 | mlmeex->address[3], | |
1856 | mlmeex->address[4], | |
1857 | mlmeex->address[5] | |
1858 | ); | |
1859 | confirm->id = -1; /* or mlmeex->id ? */ | |
1860 | confirm->state = 0; /* not used */ | |
1861 | confirm->code = 0; | |
1862 | confirm->size = 6; | |
1863 | confirm->data[0] = 0x00; | |
1864 | confirm->data[1] = 0x00; | |
1865 | confirm->data[2] = 0x02; | |
1866 | confirm->data[3] = 0x00; | |
1867 | confirm->data[4] = 0x00; | |
1868 | confirm->data[5] = 0x00; | |
1869 | ||
1870 | ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6); | |
1871 | ||
1872 | kfree(confirm); | |
1873 | if (ret) | |
1874 | return ret; | |
1875 | break; | |
1876 | ||
1877 | case DOT11_OID_DISASSOCIATEEX: | |
1878 | send_formatted_event(priv, "Disassociate request (ex)", mlme, 0); | |
1879 | break; | |
1880 | ||
1881 | case DOT11_OID_ASSOCIATEEX: | |
1882 | handle_request(priv, mlme, oid); | |
1883 | send_formatted_event(priv, "Associate request (ex)", mlme, 1); | |
1884 | ||
1885 | if (priv->iw_mode != IW_MODE_MASTER | |
1886 | && mlmeex->state != DOT11_STATE_AUTHING) | |
1887 | break; | |
1888 | ||
1889 | confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); | |
1890 | ||
1891 | if (!confirm) | |
1892 | break; | |
1893 | ||
1894 | memcpy(&confirm->address, mlmeex->address, ETH_ALEN); | |
1895 | ||
1896 | confirm->id = ((struct obj_mlmeex *)mlme)->id; | |
1897 | confirm->state = 0; /* not used */ | |
1898 | confirm->code = 0; | |
1899 | ||
1900 | wpa_ie_len = prism54_wpa_ie_get(priv, mlmeex->address, wpa_ie); | |
1901 | ||
1902 | if (!wpa_ie_len) { | |
1903 | printk(KERN_DEBUG "No WPA IE found from " | |
1904 | "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", | |
1905 | mlmeex->address[0], | |
1906 | mlmeex->address[1], | |
1907 | mlmeex->address[2], | |
1908 | mlmeex->address[3], | |
1909 | mlmeex->address[4], | |
1910 | mlmeex->address[5] | |
1911 | ); | |
1912 | kfree(confirm); | |
1913 | break; | |
1914 | } | |
1915 | ||
1916 | confirm->size = wpa_ie_len; | |
1917 | memcpy(&confirm->data, wpa_ie, wpa_ie_len); | |
1918 | ||
1919 | mgt_set_varlen(priv, oid, confirm, wpa_ie_len); | |
1920 | ||
1921 | kfree(confirm); | |
1922 | ||
1923 | break; | |
1924 | ||
1925 | case DOT11_OID_REASSOCIATEEX: | |
1926 | handle_request(priv, mlme, oid); | |
1927 | send_formatted_event(priv, "Reassociate request (ex)", mlme, 1); | |
1928 | ||
1929 | if (priv->iw_mode != IW_MODE_MASTER | |
1930 | && mlmeex->state != DOT11_STATE_ASSOCING) | |
1931 | break; | |
1932 | ||
1933 | confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); | |
1934 | ||
1935 | if (!confirm) | |
1936 | break; | |
1937 | ||
1938 | memcpy(&confirm->address, mlmeex->address, ETH_ALEN); | |
1939 | ||
1940 | confirm->id = mlmeex->id; | |
1941 | confirm->state = 0; /* not used */ | |
1942 | confirm->code = 0; | |
1943 | ||
1944 | wpa_ie_len = prism54_wpa_ie_get(priv, mlmeex->address, wpa_ie); | |
1945 | ||
1946 | if (!wpa_ie_len) { | |
1947 | printk(KERN_DEBUG "No WPA IE found from " | |
1948 | "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", | |
1949 | mlmeex->address[0], | |
1950 | mlmeex->address[1], | |
1951 | mlmeex->address[2], | |
1952 | mlmeex->address[3], | |
1953 | mlmeex->address[4], | |
1954 | mlmeex->address[5] | |
1955 | ); | |
1956 | kfree(confirm); | |
1957 | break; | |
1958 | } | |
1959 | ||
1960 | confirm->size = wpa_ie_len; | |
1961 | memcpy(&confirm->data, wpa_ie, wpa_ie_len); | |
1962 | ||
1963 | mgt_set_varlen(priv, oid, confirm, wpa_ie_len); | |
1964 | ||
1965 | kfree(confirm); | |
1966 | ||
1967 | break; | |
1968 | ||
1969 | default: | |
1970 | return -EINVAL; | |
1971 | } | |
1972 | ||
1973 | return 0; | |
1974 | } | |
1975 | ||
1976 | /* | |
1977 | * Process a device trap. This is called via schedule_work(), outside of | |
1978 | * interrupt context, no locks held. | |
1979 | */ | |
1980 | void | |
1981 | prism54_process_trap(void *data) | |
1982 | { | |
1983 | struct islpci_mgmtframe *frame = data; | |
1984 | struct net_device *ndev = frame->ndev; | |
1985 | enum oid_num_t n = mgt_oidtonum(frame->header->oid); | |
1986 | ||
1987 | if (n != OID_NUM_LAST) | |
1988 | prism54_process_trap_helper(netdev_priv(ndev), n, frame->data); | |
1989 | islpci_mgt_release(frame); | |
1990 | } | |
1991 | ||
1992 | int | |
1993 | prism54_set_mac_address(struct net_device *ndev, void *addr) | |
1994 | { | |
1995 | islpci_private *priv = netdev_priv(ndev); | |
1996 | int ret; | |
1997 | ||
1998 | if (ndev->addr_len != 6) | |
1999 | return -EINVAL; | |
2000 | ret = mgt_set_request(priv, GEN_OID_MACADDRESS, 0, | |
2001 | &((struct sockaddr *) addr)->sa_data); | |
2002 | if (!ret) | |
2003 | memcpy(priv->ndev->dev_addr, | |
2004 | &((struct sockaddr *) addr)->sa_data, 6); | |
2005 | ||
2006 | return ret; | |
2007 | } | |
2008 | ||
2009 | /* Note: currently, use hostapd ioctl from the Host AP driver for WPA | |
2010 | * support. This is to be replaced with Linux wireless extensions once they | |
2011 | * get WPA support. */ | |
2012 | ||
2013 | /* Note II: please leave all this together as it will be easier to remove later, | |
2014 | * once wireless extensions add WPA support -mcgrof */ | |
2015 | ||
2016 | /* PRISM54_HOSTAPD ioctl() cmd: */ | |
2017 | enum { | |
2018 | PRISM2_SET_ENCRYPTION = 6, | |
2019 | PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12, | |
2020 | PRISM2_HOSTAPD_MLME = 13, | |
2021 | PRISM2_HOSTAPD_SCAN_REQ = 14, | |
2022 | }; | |
2023 | ||
2024 | #define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 | |
2025 | #define PRISM54_HOSTAPD SIOCIWFIRSTPRIV+25 | |
2026 | #define PRISM54_DROP_UNENCRYPTED SIOCIWFIRSTPRIV+26 | |
2027 | ||
2028 | #define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024 | |
2029 | #define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \ | |
2030 | ((int) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data)) | |
2031 | ||
2032 | /* Maximum length for algorithm names (-1 for nul termination) | |
2033 | * used in ioctl() */ | |
2034 | #define HOSTAP_CRYPT_ALG_NAME_LEN 16 | |
2035 | ||
2036 | struct prism2_hostapd_param { | |
2037 | u32 cmd; | |
2038 | u8 sta_addr[ETH_ALEN]; | |
2039 | union { | |
2040 | struct { | |
2041 | u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN]; | |
2042 | u32 flags; | |
2043 | u32 err; | |
2044 | u8 idx; | |
2045 | u8 seq[8]; /* sequence counter (set: RX, get: TX) */ | |
2046 | u16 key_len; | |
2047 | u8 key[0]; | |
2048 | } crypt; | |
2049 | struct { | |
2050 | u8 len; | |
2051 | u8 data[0]; | |
2052 | } generic_elem; | |
2053 | struct { | |
2054 | #define MLME_STA_DEAUTH 0 | |
2055 | #define MLME_STA_DISASSOC 1 | |
2056 | u16 cmd; | |
2057 | u16 reason_code; | |
2058 | } mlme; | |
2059 | struct { | |
2060 | u8 ssid_len; | |
2061 | u8 ssid[32]; | |
2062 | } scan_req; | |
2063 | } u; | |
2064 | }; | |
2065 | ||
2066 | ||
2067 | static int | |
2068 | prism2_ioctl_set_encryption(struct net_device *dev, | |
2069 | struct prism2_hostapd_param *param, | |
2070 | int param_len) | |
2071 | { | |
2072 | islpci_private *priv = netdev_priv(dev); | |
2073 | int rvalue = 0, force = 0; | |
2074 | int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; | |
2075 | union oid_res_t r; | |
2076 | ||
2077 | /* with the new API, it's impossible to get a NULL pointer. | |
2078 | * New version of iwconfig set the IW_ENCODE_NOKEY flag | |
2079 | * when no key is given, but older versions don't. */ | |
2080 | ||
2081 | if (param->u.crypt.key_len > 0) { | |
2082 | /* we have a key to set */ | |
2083 | int index = param->u.crypt.idx; | |
2084 | int current_index; | |
2085 | struct obj_key key = { DOT11_PRIV_TKIP, 0, "" }; | |
2086 | ||
2087 | /* get the current key index */ | |
2088 | rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); | |
2089 | current_index = r.u; | |
2090 | /* Verify that the key is not marked as invalid */ | |
2091 | if (!(param->u.crypt.flags & IW_ENCODE_NOKEY)) { | |
2092 | key.length = param->u.crypt.key_len > sizeof (param->u.crypt.key) ? | |
2093 | sizeof (param->u.crypt.key) : param->u.crypt.key_len; | |
2094 | memcpy(key.key, param->u.crypt.key, key.length); | |
2095 | if (key.length == 32) | |
2096 | /* we want WPA-PSK */ | |
2097 | key.type = DOT11_PRIV_TKIP; | |
2098 | if ((index < 0) || (index > 3)) | |
2099 | /* no index provided use the current one */ | |
2100 | index = current_index; | |
2101 | ||
2102 | /* now send the key to the card */ | |
2103 | rvalue |= | |
2104 | mgt_set_request(priv, DOT11_OID_DEFKEYX, index, | |
2105 | &key); | |
2106 | } | |
2107 | /* | |
2108 | * If a valid key is set, encryption should be enabled | |
2109 | * (user may turn it off later). | |
2110 | * This is also how "iwconfig ethX key on" works | |
2111 | */ | |
2112 | if ((index == current_index) && (key.length > 0)) | |
2113 | force = 1; | |
2114 | } else { | |
2115 | int index = (param->u.crypt.flags & IW_ENCODE_INDEX) - 1; | |
2116 | if ((index >= 0) && (index <= 3)) { | |
2117 | /* we want to set the key index */ | |
2118 | rvalue |= | |
2119 | mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, | |
2120 | &index); | |
2121 | } else { | |
2122 | if (!param->u.crypt.flags & IW_ENCODE_MODE) { | |
2123 | /* we cannot do anything. Complain. */ | |
2124 | return -EINVAL; | |
2125 | } | |
2126 | } | |
2127 | } | |
2128 | /* now read the flags */ | |
2129 | if (param->u.crypt.flags & IW_ENCODE_DISABLED) { | |
2130 | /* Encoding disabled, | |
2131 | * authen = DOT11_AUTH_OS; | |
2132 | * invoke = 0; | |
2133 | * exunencrypt = 0; */ | |
2134 | } | |
2135 | if (param->u.crypt.flags & IW_ENCODE_OPEN) | |
2136 | /* Encode but accept non-encoded packets. No auth */ | |
2137 | invoke = 1; | |
2138 | if ((param->u.crypt.flags & IW_ENCODE_RESTRICTED) || force) { | |
2139 | /* Refuse non-encoded packets. Auth */ | |
2140 | authen = DOT11_AUTH_BOTH; | |
2141 | invoke = 1; | |
2142 | exunencrypt = 1; | |
2143 | } | |
2144 | /* do the change if requested */ | |
2145 | if ((param->u.crypt.flags & IW_ENCODE_MODE) || force) { | |
2146 | rvalue |= | |
2147 | mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); | |
2148 | rvalue |= | |
2149 | mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); | |
2150 | rvalue |= | |
2151 | mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, | |
2152 | &exunencrypt); | |
2153 | } | |
2154 | return rvalue; | |
2155 | } | |
2156 | ||
2157 | static int | |
2158 | prism2_ioctl_set_generic_element(struct net_device *ndev, | |
2159 | struct prism2_hostapd_param *param, | |
2160 | int param_len) | |
2161 | { | |
2162 | islpci_private *priv = netdev_priv(ndev); | |
2163 | int max_len, len, alen, ret=0; | |
2164 | struct obj_attachment *attach; | |
2165 | ||
2166 | len = param->u.generic_elem.len; | |
2167 | max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN; | |
2168 | if (max_len < 0 || max_len < len) | |
2169 | return -EINVAL; | |
2170 | ||
2171 | alen = sizeof(*attach) + len; | |
2172 | attach = kmalloc(alen, GFP_KERNEL); | |
2173 | if (attach == NULL) | |
2174 | return -ENOMEM; | |
2175 | ||
2176 | memset(attach, 0, alen); | |
2177 | #define WLAN_FC_TYPE_MGMT 0 | |
2178 | #define WLAN_FC_STYPE_ASSOC_REQ 0 | |
2179 | #define WLAN_FC_STYPE_REASSOC_REQ 2 | |
2180 | ||
2181 | /* Note: endianness is covered by mgt_set_varlen */ | |
2182 | ||
2183 | attach->type = (WLAN_FC_TYPE_MGMT << 2) | | |
2184 | (WLAN_FC_STYPE_ASSOC_REQ << 4); | |
2185 | attach->id = -1; | |
2186 | attach->size = len; | |
2187 | memcpy(attach->data, param->u.generic_elem.data, len); | |
2188 | ||
2189 | ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len); | |
2190 | ||
2191 | if (ret == 0) { | |
2192 | attach->type = (WLAN_FC_TYPE_MGMT << 2) | | |
2193 | (WLAN_FC_STYPE_REASSOC_REQ << 4); | |
2194 | ||
2195 | ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len); | |
2196 | ||
2197 | if (ret == 0) | |
2198 | printk(KERN_DEBUG "%s: WPA IE Attachment was set\n", | |
2199 | ndev->name); | |
2200 | } | |
2201 | ||
2202 | kfree(attach); | |
2203 | return ret; | |
2204 | ||
2205 | } | |
2206 | ||
2207 | static int | |
2208 | prism2_ioctl_mlme(struct net_device *dev, struct prism2_hostapd_param *param) | |
2209 | { | |
2210 | return -EOPNOTSUPP; | |
2211 | } | |
2212 | ||
2213 | static int | |
2214 | prism2_ioctl_scan_req(struct net_device *ndev, | |
2215 | struct prism2_hostapd_param *param) | |
2216 | { | |
2217 | islpci_private *priv = netdev_priv(ndev); | |
2218 | int i, rvalue; | |
2219 | struct obj_bsslist *bsslist; | |
2220 | u32 noise = 0; | |
2221 | char *extra = ""; | |
2222 | char *current_ev = "foo"; | |
2223 | union oid_res_t r; | |
2224 | ||
2225 | if (islpci_get_state(priv) < PRV_STATE_INIT) { | |
2226 | /* device is not ready, fail gently */ | |
2227 | return 0; | |
2228 | } | |
2229 | ||
2230 | /* first get the noise value. We will use it to report the link quality */ | |
2231 | rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); | |
2232 | noise = r.u; | |
2233 | ||
2234 | /* Ask the device for a list of known bss. We can report at most | |
2235 | * IW_MAX_AP=64 to the range struct. But the device won't repport anything | |
2236 | * if you change the value of IWMAX_BSS=24. | |
2237 | */ | |
2238 | rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); | |
2239 | bsslist = r.ptr; | |
2240 | ||
2241 | /* ok now, scan the list and translate its info */ | |
2242 | for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++) | |
2243 | current_ev = prism54_translate_bss(ndev, current_ev, | |
2244 | extra + IW_SCAN_MAX_DATA, | |
2245 | &(bsslist->bsslist[i]), | |
2246 | noise); | |
2247 | kfree(bsslist); | |
2248 | ||
2249 | return rvalue; | |
2250 | } | |
2251 | ||
2252 | static int | |
2253 | prism54_hostapd(struct net_device *ndev, struct iw_point *p) | |
2254 | { | |
2255 | struct prism2_hostapd_param *param; | |
2256 | int ret = 0; | |
2257 | u32 uwrq; | |
2258 | ||
2259 | printk(KERN_DEBUG "prism54_hostapd - len=%d\n", p->length); | |
2260 | if (p->length < sizeof(struct prism2_hostapd_param) || | |
2261 | p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) | |
2262 | return -EINVAL; | |
2263 | ||
2264 | param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL); | |
2265 | if (param == NULL) | |
2266 | return -ENOMEM; | |
2267 | ||
2268 | if (copy_from_user(param, p->pointer, p->length)) { | |
2269 | kfree(param); | |
2270 | return -EFAULT; | |
2271 | } | |
2272 | ||
2273 | switch (param->cmd) { | |
2274 | case PRISM2_SET_ENCRYPTION: | |
2275 | printk(KERN_DEBUG "%s: Caught WPA supplicant set encryption request\n", | |
2276 | ndev->name); | |
2277 | ret = prism2_ioctl_set_encryption(ndev, param, p->length); | |
2278 | break; | |
2279 | case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT: | |
2280 | printk(KERN_DEBUG "%s: Caught WPA supplicant set WPA IE request\n", | |
2281 | ndev->name); | |
2282 | ret = prism2_ioctl_set_generic_element(ndev, param, | |
2283 | p->length); | |
2284 | break; | |
2285 | case PRISM2_HOSTAPD_MLME: | |
2286 | printk(KERN_DEBUG "%s: Caught WPA supplicant MLME request\n", | |
2287 | ndev->name); | |
2288 | ret = prism2_ioctl_mlme(ndev, param); | |
2289 | break; | |
2290 | case PRISM2_HOSTAPD_SCAN_REQ: | |
2291 | printk(KERN_DEBUG "%s: Caught WPA supplicant scan request\n", | |
2292 | ndev->name); | |
2293 | ret = prism2_ioctl_scan_req(ndev, param); | |
2294 | break; | |
2295 | case PRISM54_SET_WPA: | |
2296 | printk(KERN_DEBUG "%s: Caught WPA supplicant wpa init request\n", | |
2297 | ndev->name); | |
2298 | uwrq = 1; | |
2299 | ret = prism54_set_wpa(ndev, NULL, &uwrq, NULL); | |
2300 | break; | |
2301 | case PRISM54_DROP_UNENCRYPTED: | |
2302 | printk(KERN_DEBUG "%s: Caught WPA drop unencrypted request\n", | |
2303 | ndev->name); | |
2304 | #if 0 | |
2305 | uwrq = 0x01; | |
2306 | mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &uwrq); | |
2307 | down_write(&priv->mib_sem); | |
2308 | mgt_commit(priv); | |
2309 | up_write(&priv->mib_sem); | |
2310 | #endif | |
2311 | /* Not necessary, as set_wpa does it, should we just do it here though? */ | |
2312 | ret = 0; | |
2313 | break; | |
2314 | default: | |
2315 | printk(KERN_DEBUG "%s: Caught a WPA supplicant request that is not supported\n", | |
2316 | ndev->name); | |
2317 | ret = -EOPNOTSUPP; | |
2318 | break; | |
2319 | } | |
2320 | ||
2321 | if (ret == 0 && copy_to_user(p->pointer, param, p->length)) | |
2322 | ret = -EFAULT; | |
2323 | ||
2324 | kfree(param); | |
2325 | ||
2326 | return ret; | |
2327 | } | |
2328 | ||
2329 | static int | |
2330 | prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info, | |
2331 | __u32 * uwrq, char *extra) | |
2332 | { | |
2333 | islpci_private *priv = netdev_priv(ndev); | |
2334 | u32 mlme, authen, dot1x, filter, wep; | |
2335 | ||
2336 | if (islpci_get_state(priv) < PRV_STATE_INIT) | |
2337 | return 0; | |
2338 | ||
2339 | wep = 1; /* For privacy invoked */ | |
2340 | filter = 1; /* Filter out all unencrypted frames */ | |
2341 | dot1x = 0x01; /* To enable eap filter */ | |
2342 | mlme = DOT11_MLME_EXTENDED; | |
2343 | authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ | |
2344 | ||
2345 | down_write(&priv->mib_sem); | |
2346 | priv->wpa = *uwrq; | |
2347 | ||
2348 | switch (priv->wpa) { | |
2349 | default: | |
2350 | case 0: /* Clears/disables WPA and friends */ | |
2351 | wep = 0; | |
2352 | filter = 0; /* Do not filter un-encrypted data */ | |
2353 | dot1x = 0; | |
2354 | mlme = DOT11_MLME_AUTO; | |
2355 | printk("%s: Disabling WPA\n", ndev->name); | |
2356 | break; | |
2357 | case 2: | |
2358 | case 1: /* WPA */ | |
2359 | printk("%s: Enabling WPA\n", ndev->name); | |
2360 | break; | |
2361 | } | |
2362 | up_write(&priv->mib_sem); | |
2363 | ||
2364 | mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); | |
2365 | mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep); | |
2366 | mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter); | |
2367 | mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); | |
2368 | mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme); | |
2369 | ||
2370 | return 0; | |
2371 | } | |
2372 | ||
2373 | static int | |
2374 | prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info, | |
2375 | __u32 * uwrq, char *extra) | |
2376 | { | |
2377 | islpci_private *priv = netdev_priv(ndev); | |
2378 | *uwrq = priv->wpa; | |
2379 | return 0; | |
2380 | } | |
2381 | ||
2382 | static int | |
2383 | prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info, | |
2384 | __u32 * uwrq, char *extra) | |
2385 | { | |
2386 | islpci_private *priv = netdev_priv(ndev); | |
2387 | priv->monitor_type = | |
2388 | (*uwrq ? ARPHRD_IEEE80211_PRISM : ARPHRD_IEEE80211); | |
2389 | if (priv->iw_mode == IW_MODE_MONITOR) | |
2390 | priv->ndev->type = priv->monitor_type; | |
2391 | ||
2392 | return 0; | |
2393 | } | |
2394 | ||
2395 | static int | |
2396 | prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info, | |
2397 | __u32 * uwrq, char *extra) | |
2398 | { | |
2399 | islpci_private *priv = netdev_priv(ndev); | |
2400 | *uwrq = (priv->monitor_type == ARPHRD_IEEE80211_PRISM); | |
2401 | return 0; | |
2402 | } | |
2403 | ||
2404 | static int | |
2405 | prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info, | |
2406 | __u32 * uwrq, char *extra) | |
2407 | { | |
2408 | islpci_private *priv = netdev_priv(ndev); | |
2409 | ||
2410 | priv->priv_oid = *uwrq; | |
2411 | printk("%s: oid 0x%08X\n", ndev->name, *uwrq); | |
2412 | ||
2413 | return 0; | |
2414 | } | |
2415 | ||
2416 | static int | |
2417 | prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info, | |
2418 | struct iw_point *data, char *extra) | |
2419 | { | |
2420 | islpci_private *priv = netdev_priv(ndev); | |
2421 | struct islpci_mgmtframe *response; | |
2422 | int ret = -EIO; | |
2423 | ||
2424 | printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid); | |
2425 | data->length = 0; | |
2426 | ||
2427 | if (islpci_get_state(priv) >= PRV_STATE_INIT) { | |
2428 | ret = | |
2429 | islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, | |
2430 | priv->priv_oid, extra, 256, | |
2431 | &response); | |
2432 | printk("%s: ret: %i\n", ndev->name, ret); | |
2433 | if (ret || !response | |
2434 | || response->header->operation == PIMFOR_OP_ERROR) { | |
2435 | if (response) { | |
2436 | islpci_mgt_release(response); | |
2437 | } | |
2438 | printk("%s: EIO\n", ndev->name); | |
2439 | ret = -EIO; | |
2440 | } | |
2441 | if (!ret) { | |
2442 | data->length = response->header->length; | |
2443 | memcpy(extra, response->data, data->length); | |
2444 | islpci_mgt_release(response); | |
2445 | printk("%s: len: %i\n", ndev->name, data->length); | |
2446 | } | |
2447 | } | |
2448 | ||
2449 | return ret; | |
2450 | } | |
2451 | ||
2452 | static int | |
2453 | prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info, | |
2454 | struct iw_point *data, char *extra) | |
2455 | { | |
2456 | islpci_private *priv = netdev_priv(ndev); | |
2457 | struct islpci_mgmtframe *response; | |
2458 | int ret = 0, response_op = PIMFOR_OP_ERROR; | |
2459 | ||
2460 | printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid, | |
2461 | data->length); | |
2462 | ||
2463 | if (islpci_get_state(priv) >= PRV_STATE_INIT) { | |
2464 | ret = | |
2465 | islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, | |
2466 | priv->priv_oid, extra, data->length, | |
2467 | &response); | |
2468 | printk("%s: ret: %i\n", ndev->name, ret); | |
2469 | if (ret || !response | |
2470 | || response->header->operation == PIMFOR_OP_ERROR) { | |
2471 | if (response) { | |
2472 | islpci_mgt_release(response); | |
2473 | } | |
2474 | printk("%s: EIO\n", ndev->name); | |
2475 | ret = -EIO; | |
2476 | } | |
2477 | if (!ret) { | |
2478 | response_op = response->header->operation; | |
2479 | printk("%s: response_op: %i\n", ndev->name, | |
2480 | response_op); | |
2481 | islpci_mgt_release(response); | |
2482 | } | |
2483 | } | |
2484 | ||
2485 | return (ret ? ret : -EINPROGRESS); | |
2486 | } | |
2487 | ||
2488 | static int | |
2489 | prism54_set_spy(struct net_device *ndev, | |
2490 | struct iw_request_info *info, | |
2491 | union iwreq_data *uwrq, char *extra) | |
2492 | { | |
2493 | islpci_private *priv = netdev_priv(ndev); | |
2494 | u32 u, oid = OID_INL_CONFIG; | |
2495 | ||
2496 | down_write(&priv->mib_sem); | |
2497 | mgt_get(priv, OID_INL_CONFIG, &u); | |
2498 | ||
2499 | if ((uwrq->data.length == 0) && (priv->spy_data.spy_number > 0)) | |
2500 | /* disable spy */ | |
2501 | u &= ~INL_CONFIG_RXANNEX; | |
2502 | else if ((uwrq->data.length > 0) && (priv->spy_data.spy_number == 0)) | |
2503 | /* enable spy */ | |
2504 | u |= INL_CONFIG_RXANNEX; | |
2505 | ||
2506 | mgt_set(priv, OID_INL_CONFIG, &u); | |
2507 | mgt_commit_list(priv, &oid, 1); | |
2508 | up_write(&priv->mib_sem); | |
2509 | ||
2510 | return iw_handler_set_spy(ndev, info, uwrq, extra); | |
2511 | } | |
2512 | ||
2513 | static const iw_handler prism54_handler[] = { | |
2514 | (iw_handler) prism54_commit, /* SIOCSIWCOMMIT */ | |
2515 | (iw_handler) prism54_get_name, /* SIOCGIWNAME */ | |
2516 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
2517 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
2518 | (iw_handler) prism54_set_freq, /* SIOCSIWFREQ */ | |
2519 | (iw_handler) prism54_get_freq, /* SIOCGIWFREQ */ | |
2520 | (iw_handler) prism54_set_mode, /* SIOCSIWMODE */ | |
2521 | (iw_handler) prism54_get_mode, /* SIOCGIWMODE */ | |
2522 | (iw_handler) prism54_set_sens, /* SIOCSIWSENS */ | |
2523 | (iw_handler) prism54_get_sens, /* SIOCGIWSENS */ | |
2524 | (iw_handler) NULL, /* SIOCSIWRANGE */ | |
2525 | (iw_handler) prism54_get_range, /* SIOCGIWRANGE */ | |
2526 | (iw_handler) NULL, /* SIOCSIWPRIV */ | |
2527 | (iw_handler) NULL, /* SIOCGIWPRIV */ | |
2528 | (iw_handler) NULL, /* SIOCSIWSTATS */ | |
2529 | (iw_handler) NULL, /* SIOCGIWSTATS */ | |
2530 | prism54_set_spy, /* SIOCSIWSPY */ | |
2531 | iw_handler_get_spy, /* SIOCGIWSPY */ | |
2532 | iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ | |
2533 | iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ | |
2534 | (iw_handler) prism54_set_wap, /* SIOCSIWAP */ | |
2535 | (iw_handler) prism54_get_wap, /* SIOCGIWAP */ | |
2536 | (iw_handler) NULL, /* -- hole -- */ | |
2537 | (iw_handler) NULL, /* SIOCGIWAPLIST depreciated */ | |
2538 | (iw_handler) prism54_set_scan, /* SIOCSIWSCAN */ | |
2539 | (iw_handler) prism54_get_scan, /* SIOCGIWSCAN */ | |
2540 | (iw_handler) prism54_set_essid, /* SIOCSIWESSID */ | |
2541 | (iw_handler) prism54_get_essid, /* SIOCGIWESSID */ | |
2542 | (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */ | |
2543 | (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */ | |
2544 | (iw_handler) NULL, /* -- hole -- */ | |
2545 | (iw_handler) NULL, /* -- hole -- */ | |
2546 | (iw_handler) prism54_set_rate, /* SIOCSIWRATE */ | |
2547 | (iw_handler) prism54_get_rate, /* SIOCGIWRATE */ | |
2548 | (iw_handler) prism54_set_rts, /* SIOCSIWRTS */ | |
2549 | (iw_handler) prism54_get_rts, /* SIOCGIWRTS */ | |
2550 | (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */ | |
2551 | (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */ | |
2552 | (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */ | |
2553 | (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */ | |
2554 | (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */ | |
2555 | (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */ | |
2556 | (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */ | |
2557 | (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */ | |
2558 | (iw_handler) NULL, /* SIOCSIWPOWER */ | |
2559 | (iw_handler) NULL, /* SIOCGIWPOWER */ | |
2560 | }; | |
2561 | ||
2562 | /* The low order bit identify a SET (0) or a GET (1) ioctl. */ | |
2563 | ||
2564 | #define PRISM54_RESET SIOCIWFIRSTPRIV | |
2565 | #define PRISM54_GET_POLICY SIOCIWFIRSTPRIV+1 | |
2566 | #define PRISM54_SET_POLICY SIOCIWFIRSTPRIV+2 | |
2567 | #define PRISM54_GET_MAC SIOCIWFIRSTPRIV+3 | |
2568 | #define PRISM54_ADD_MAC SIOCIWFIRSTPRIV+4 | |
2569 | ||
2570 | #define PRISM54_DEL_MAC SIOCIWFIRSTPRIV+6 | |
2571 | ||
2572 | #define PRISM54_KICK_MAC SIOCIWFIRSTPRIV+8 | |
2573 | ||
2574 | #define PRISM54_KICK_ALL SIOCIWFIRSTPRIV+10 | |
2575 | ||
2576 | #define PRISM54_GET_WPA SIOCIWFIRSTPRIV+11 | |
2577 | #define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 | |
2578 | ||
2579 | #define PRISM54_DBG_OID SIOCIWFIRSTPRIV+14 | |
2580 | #define PRISM54_DBG_GET_OID SIOCIWFIRSTPRIV+15 | |
2581 | #define PRISM54_DBG_SET_OID SIOCIWFIRSTPRIV+16 | |
2582 | ||
2583 | #define PRISM54_GET_OID SIOCIWFIRSTPRIV+17 | |
2584 | #define PRISM54_SET_OID_U32 SIOCIWFIRSTPRIV+18 | |
2585 | #define PRISM54_SET_OID_STR SIOCIWFIRSTPRIV+20 | |
2586 | #define PRISM54_SET_OID_ADDR SIOCIWFIRSTPRIV+22 | |
2587 | ||
2588 | #define PRISM54_GET_PRISMHDR SIOCIWFIRSTPRIV+23 | |
2589 | #define PRISM54_SET_PRISMHDR SIOCIWFIRSTPRIV+24 | |
2590 | ||
2591 | #define IWPRIV_SET_U32(n,x) { n, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } | |
2592 | #define IWPRIV_SET_SSID(n,x) { n, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } | |
2593 | #define IWPRIV_SET_ADDR(n,x) { n, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } | |
2594 | #define IWPRIV_GET(n,x) { n, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, "g_"x } | |
2595 | ||
2596 | #define IWPRIV_U32(n,x) IWPRIV_SET_U32(n,x), IWPRIV_GET(n,x) | |
2597 | #define IWPRIV_SSID(n,x) IWPRIV_SET_SSID(n,x), IWPRIV_GET(n,x) | |
2598 | #define IWPRIV_ADDR(n,x) IWPRIV_SET_ADDR(n,x), IWPRIV_GET(n,x) | |
2599 | ||
2600 | /* Note : limited to 128 private ioctls (wireless tools 26) */ | |
2601 | ||
2602 | static const struct iw_priv_args prism54_private_args[] = { | |
2603 | /*{ cmd, set_args, get_args, name } */ | |
2604 | {PRISM54_RESET, 0, 0, "reset"}, | |
2605 | {PRISM54_GET_PRISMHDR, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
2606 | "get_prismhdr"}, | |
2607 | {PRISM54_SET_PRISMHDR, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, | |
2608 | "set_prismhdr"}, | |
2609 | {PRISM54_GET_POLICY, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
2610 | "getPolicy"}, | |
2611 | {PRISM54_SET_POLICY, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, | |
2612 | "setPolicy"}, | |
2613 | {PRISM54_GET_MAC, 0, IW_PRIV_TYPE_ADDR | 64, "getMac"}, | |
2614 | {PRISM54_ADD_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, | |
2615 | "addMac"}, | |
2616 | {PRISM54_DEL_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, | |
2617 | "delMac"}, | |
2618 | {PRISM54_KICK_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, | |
2619 | "kickMac"}, | |
2620 | {PRISM54_KICK_ALL, 0, 0, "kickAll"}, | |
2621 | {PRISM54_GET_WPA, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, | |
2622 | "get_wpa"}, | |
2623 | {PRISM54_SET_WPA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, | |
2624 | "set_wpa"}, | |
2625 | {PRISM54_DBG_OID, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, | |
2626 | "dbg_oid"}, | |
2627 | {PRISM54_DBG_GET_OID, 0, IW_PRIV_TYPE_BYTE | 256, "dbg_get_oid"}, | |
2628 | {PRISM54_DBG_SET_OID, IW_PRIV_TYPE_BYTE | 256, 0, "dbg_set_oid"}, | |
2629 | /* --- sub-ioctls handlers --- */ | |
2630 | {PRISM54_GET_OID, | |
2631 | 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, ""}, | |
2632 | {PRISM54_SET_OID_U32, | |
2633 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, ""}, | |
2634 | {PRISM54_SET_OID_STR, | |
2635 | IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, | |
2636 | {PRISM54_SET_OID_ADDR, | |
2637 | IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, | |
2638 | /* --- sub-ioctls definitions --- */ | |
2639 | IWPRIV_ADDR(GEN_OID_MACADDRESS, "addr"), | |
2640 | IWPRIV_GET(GEN_OID_LINKSTATE, "linkstate"), | |
2641 | IWPRIV_U32(DOT11_OID_BSSTYPE, "bsstype"), | |
2642 | IWPRIV_ADDR(DOT11_OID_BSSID, "bssid"), | |
2643 | IWPRIV_U32(DOT11_OID_STATE, "state"), | |
2644 | IWPRIV_U32(DOT11_OID_AID, "aid"), | |
2645 | ||
2646 | IWPRIV_SSID(DOT11_OID_SSIDOVERRIDE, "ssidoverride"), | |
2647 | ||
2648 | IWPRIV_U32(DOT11_OID_MEDIUMLIMIT, "medlimit"), | |
2649 | IWPRIV_U32(DOT11_OID_BEACONPERIOD, "beacon"), | |
2650 | IWPRIV_U32(DOT11_OID_DTIMPERIOD, "dtimperiod"), | |
2651 | ||
2652 | IWPRIV_U32(DOT11_OID_AUTHENABLE, "authenable"), | |
2653 | IWPRIV_U32(DOT11_OID_PRIVACYINVOKED, "privinvok"), | |
2654 | IWPRIV_U32(DOT11_OID_EXUNENCRYPTED, "exunencrypt"), | |
2655 | ||
2656 | IWPRIV_U32(DOT11_OID_REKEYTHRESHOLD, "rekeythresh"), | |
2657 | ||
2658 | IWPRIV_U32(DOT11_OID_MAXTXLIFETIME, "maxtxlife"), | |
2659 | IWPRIV_U32(DOT11_OID_MAXRXLIFETIME, "maxrxlife"), | |
2660 | IWPRIV_U32(DOT11_OID_ALOFT_FIXEDRATE, "fixedrate"), | |
2661 | IWPRIV_U32(DOT11_OID_MAXFRAMEBURST, "frameburst"), | |
2662 | IWPRIV_U32(DOT11_OID_PSM, "psm"), | |
2663 | ||
2664 | IWPRIV_U32(DOT11_OID_BRIDGELOCAL, "bridge"), | |
2665 | IWPRIV_U32(DOT11_OID_CLIENTS, "clients"), | |
2666 | IWPRIV_U32(DOT11_OID_CLIENTSASSOCIATED, "clientassoc"), | |
2667 | IWPRIV_U32(DOT11_OID_DOT1XENABLE, "dot1xenable"), | |
2668 | IWPRIV_U32(DOT11_OID_ANTENNARX, "rxant"), | |
2669 | IWPRIV_U32(DOT11_OID_ANTENNATX, "txant"), | |
2670 | IWPRIV_U32(DOT11_OID_ANTENNADIVERSITY, "antdivers"), | |
2671 | IWPRIV_U32(DOT11_OID_EDTHRESHOLD, "edthresh"), | |
2672 | IWPRIV_U32(DOT11_OID_PREAMBLESETTINGS, "preamble"), | |
2673 | IWPRIV_GET(DOT11_OID_RATES, "rates"), | |
2674 | IWPRIV_U32(DOT11_OID_OUTPUTPOWER, ".11outpower"), | |
2675 | IWPRIV_GET(DOT11_OID_SUPPORTEDRATES, "supprates"), | |
2676 | IWPRIV_GET(DOT11_OID_SUPPORTEDFREQUENCIES, "suppfreq"), | |
2677 | ||
2678 | IWPRIV_U32(DOT11_OID_NOISEFLOOR, "noisefloor"), | |
2679 | IWPRIV_GET(DOT11_OID_FREQUENCYACTIVITY, "freqactivity"), | |
2680 | IWPRIV_U32(DOT11_OID_NONERPPROTECTION, "nonerpprotec"), | |
2681 | IWPRIV_U32(DOT11_OID_PROFILES, "profile"), | |
2682 | IWPRIV_GET(DOT11_OID_EXTENDEDRATES, "extrates"), | |
2683 | IWPRIV_U32(DOT11_OID_MLMEAUTOLEVEL, "mlmelevel"), | |
2684 | ||
2685 | IWPRIV_GET(DOT11_OID_BSSS, "bsss"), | |
2686 | IWPRIV_GET(DOT11_OID_BSSLIST, "bsslist"), | |
2687 | IWPRIV_U32(OID_INL_MODE, "mode"), | |
2688 | IWPRIV_U32(OID_INL_CONFIG, "config"), | |
2689 | IWPRIV_U32(OID_INL_DOT11D_CONFORMANCE, ".11dconform"), | |
2690 | IWPRIV_GET(OID_INL_PHYCAPABILITIES, "phycapa"), | |
2691 | IWPRIV_U32(OID_INL_OUTPUTPOWER, "outpower"), | |
2692 | }; | |
2693 | ||
2694 | static const iw_handler prism54_private_handler[] = { | |
2695 | (iw_handler) prism54_reset, | |
2696 | (iw_handler) prism54_get_policy, | |
2697 | (iw_handler) prism54_set_policy, | |
2698 | (iw_handler) prism54_get_mac, | |
2699 | (iw_handler) prism54_add_mac, | |
2700 | (iw_handler) NULL, | |
2701 | (iw_handler) prism54_del_mac, | |
2702 | (iw_handler) NULL, | |
2703 | (iw_handler) prism54_kick_mac, | |
2704 | (iw_handler) NULL, | |
2705 | (iw_handler) prism54_kick_all, | |
2706 | (iw_handler) prism54_get_wpa, | |
2707 | (iw_handler) prism54_set_wpa, | |
2708 | (iw_handler) NULL, | |
2709 | (iw_handler) prism54_debug_oid, | |
2710 | (iw_handler) prism54_debug_get_oid, | |
2711 | (iw_handler) prism54_debug_set_oid, | |
2712 | (iw_handler) prism54_get_oid, | |
2713 | (iw_handler) prism54_set_u32, | |
2714 | (iw_handler) NULL, | |
2715 | (iw_handler) prism54_set_raw, | |
2716 | (iw_handler) NULL, | |
2717 | (iw_handler) prism54_set_raw, | |
2718 | (iw_handler) prism54_get_prismhdr, | |
2719 | (iw_handler) prism54_set_prismhdr, | |
2720 | }; | |
2721 | ||
2722 | const struct iw_handler_def prism54_handler_def = { | |
2723 | .num_standard = sizeof (prism54_handler) / sizeof (iw_handler), | |
2724 | .num_private = sizeof (prism54_private_handler) / sizeof (iw_handler), | |
2725 | .num_private_args = | |
2726 | sizeof (prism54_private_args) / sizeof (struct iw_priv_args), | |
2727 | .standard = (iw_handler *) prism54_handler, | |
2728 | .private = (iw_handler *) prism54_private_handler, | |
2729 | .private_args = (struct iw_priv_args *) prism54_private_args, | |
61bd4963 JT |
2730 | #if WIRELESS_EXT > 16 |
2731 | .get_wireless_stats = prism54_get_wireless_stats, | |
2732 | #endif /* WIRELESS_EXT > 16 */ | |
1da177e4 LT |
2733 | #if WIRELESS_EXT == 16 |
2734 | .spy_offset = offsetof(islpci_private, spy_data), | |
2735 | #endif /* WIRELESS_EXT == 16 */ | |
2736 | }; | |
2737 | ||
2738 | /* For wpa_supplicant */ | |
2739 | ||
2740 | int | |
2741 | prism54_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) | |
2742 | { | |
2743 | struct iwreq *wrq = (struct iwreq *) rq; | |
2744 | int ret = -1; | |
2745 | switch (cmd) { | |
2746 | case PRISM54_HOSTAPD: | |
2747 | if (!capable(CAP_NET_ADMIN)) | |
2748 | return -EPERM; | |
2749 | ret = prism54_hostapd(ndev, &wrq->u.data); | |
2750 | return ret; | |
2751 | } | |
2752 | return -EOPNOTSUPP; | |
2753 | } |