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92b96797 FB |
1 | /* |
2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
3 | * All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | * File: hostap.c | |
20 | * | |
a0a1f61a | 21 | * Purpose: handle hostap daemon ioctl input/out functions |
92b96797 FB |
22 | * |
23 | * Author: Lyndon Chen | |
24 | * | |
25 | * Date: Oct. 20, 2003 | |
26 | * | |
27 | * Functions: | |
28 | * | |
29 | * Revision History: | |
30 | * | |
31 | */ | |
32 | ||
92b96797 | 33 | #include "hostap.h" |
92b96797 | 34 | #include "iocmd.h" |
92b96797 | 35 | #include "mac.h" |
92b96797 | 36 | #include "card.h" |
92b96797 | 37 | #include "baseband.h" |
92b96797 | 38 | #include "wpactl.h" |
92b96797 | 39 | #include "key.h" |
92b96797 | 40 | #include "datarate.h" |
92b96797 FB |
41 | |
42 | #define VIAWGET_HOSTAPD_MAX_BUF_SIZE 1024 | |
43 | #define HOSTAP_CRYPT_FLAG_SET_TX_KEY BIT0 | |
92b96797 | 44 | #define HOSTAP_CRYPT_ERR_UNKNOWN_ADDR 3 |
92b96797 | 45 | #define HOSTAP_CRYPT_ERR_KEY_SET_FAILED 5 |
92b96797 | 46 | |
92b96797 FB |
47 | static int msglevel =MSG_LEVEL_INFO; |
48 | ||
92b96797 FB |
49 | /* |
50 | * Description: | |
a0a1f61a | 51 | * register net_device (AP) for hostap daemon |
92b96797 FB |
52 | * |
53 | * Parameters: | |
54 | * In: | |
55 | * pDevice - | |
56 | * rtnl_locked - | |
57 | * Out: | |
58 | * | |
59 | * Return Value: | |
60 | * | |
61 | */ | |
62 | ||
63 | static int hostap_enable_hostapd(PSDevice pDevice, int rtnl_locked) | |
64 | { | |
1e28efa3 | 65 | PSDevice apdev_priv; |
92b96797 FB |
66 | struct net_device *dev = pDevice->dev; |
67 | int ret; | |
d899d403 JL |
68 | const struct net_device_ops apdev_netdev_ops = { |
69 | .ndo_start_xmit = pDevice->tx_80211, | |
70 | }; | |
92b96797 FB |
71 | |
72 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Enabling hostapd mode\n", dev->name); | |
73 | ||
7a6cb0d5 | 74 | pDevice->apdev = kzalloc(sizeof(struct net_device), GFP_KERNEL); |
77f58b13 | 75 | if (pDevice->apdev == NULL) |
92b96797 | 76 | return -ENOMEM; |
92b96797 | 77 | |
1e28efa3 FB |
78 | apdev_priv = netdev_priv(pDevice->apdev); |
79 | *apdev_priv = *pDevice; | |
92b96797 | 80 | memcpy(pDevice->apdev->dev_addr, dev->dev_addr, ETH_ALEN); |
dd8db704 | 81 | |
dd8db704 FB |
82 | pDevice->apdev->netdev_ops = &apdev_netdev_ops; |
83 | ||
92b96797 FB |
84 | pDevice->apdev->type = ARPHRD_IEEE80211; |
85 | ||
86 | pDevice->apdev->base_addr = dev->base_addr; | |
87 | pDevice->apdev->irq = dev->irq; | |
88 | pDevice->apdev->mem_start = dev->mem_start; | |
89 | pDevice->apdev->mem_end = dev->mem_end; | |
90 | sprintf(pDevice->apdev->name, "%sap", dev->name); | |
91 | if (rtnl_locked) | |
92 | ret = register_netdevice(pDevice->apdev); | |
93 | else | |
94 | ret = register_netdev(pDevice->apdev); | |
95 | if (ret) { | |
96 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: register_netdevice(AP) failed!\n", | |
97 | dev->name); | |
98 | return -1; | |
99 | } | |
100 | ||
101 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Registered netdevice %s for AP management\n", | |
102 | dev->name, pDevice->apdev->name); | |
103 | ||
104 | KeyvInitTable(pDevice,&pDevice->sKey); | |
105 | ||
106 | return 0; | |
107 | } | |
108 | ||
109 | /* | |
110 | * Description: | |
111 | * unregister net_device(AP) | |
112 | * | |
113 | * Parameters: | |
114 | * In: | |
115 | * pDevice - | |
116 | * rtnl_locked - | |
117 | * Out: | |
118 | * | |
119 | * Return Value: | |
120 | * | |
121 | */ | |
122 | ||
123 | static int hostap_disable_hostapd(PSDevice pDevice, int rtnl_locked) | |
124 | { | |
125 | ||
126 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: disabling hostapd mode\n", pDevice->dev->name); | |
127 | ||
128 | if (pDevice->apdev && pDevice->apdev->name && pDevice->apdev->name[0]) { | |
129 | if (rtnl_locked) | |
130 | unregister_netdevice(pDevice->apdev); | |
131 | else | |
132 | unregister_netdev(pDevice->apdev); | |
133 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Netdevice %s unregistered\n", | |
134 | pDevice->dev->name, pDevice->apdev->name); | |
135 | } | |
136 | kfree(pDevice->apdev); | |
137 | pDevice->apdev = NULL; | |
138 | pDevice->bEnable8021x = FALSE; | |
139 | pDevice->bEnableHostWEP = FALSE; | |
140 | pDevice->bEncryptionEnable = FALSE; | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
145 | ||
146 | /* | |
147 | * Description: | |
148 | * Set enable/disable hostapd mode | |
149 | * | |
150 | * Parameters: | |
151 | * In: | |
152 | * pDevice - | |
153 | * rtnl_locked - | |
154 | * Out: | |
155 | * | |
156 | * Return Value: | |
157 | * | |
158 | */ | |
159 | ||
c30d7973 | 160 | int vt6656_hostap_set_hostapd(PSDevice pDevice, int val, int rtnl_locked) |
92b96797 FB |
161 | { |
162 | if (val < 0 || val > 1) | |
163 | return -EINVAL; | |
164 | ||
165 | if (pDevice->bEnableHostapd == val) | |
166 | return 0; | |
167 | ||
168 | pDevice->bEnableHostapd = val; | |
169 | ||
170 | if (val) | |
171 | return hostap_enable_hostapd(pDevice, rtnl_locked); | |
172 | else | |
173 | return hostap_disable_hostapd(pDevice, rtnl_locked); | |
174 | } | |
175 | ||
176 | ||
177 | /* | |
178 | * Description: | |
a0a1f61a | 179 | * remove station function supported for hostap daemon |
92b96797 FB |
180 | * |
181 | * Parameters: | |
182 | * In: | |
183 | * pDevice - | |
184 | * param - | |
185 | * Out: | |
186 | * | |
187 | * Return Value: | |
188 | * | |
189 | */ | |
190 | static int hostap_remove_sta(PSDevice pDevice, | |
191 | struct viawget_hostapd_param *param) | |
192 | { | |
cc856e61 | 193 | unsigned int uNodeIndex; |
92b96797 FB |
194 | |
195 | ||
196 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { | |
197 | BSSvRemoveOneNode(pDevice, uNodeIndex); | |
198 | } | |
199 | else { | |
200 | return -ENOENT; | |
201 | } | |
202 | return 0; | |
203 | } | |
204 | ||
205 | /* | |
206 | * Description: | |
a0a1f61a | 207 | * add a station from hostap daemon |
92b96797 FB |
208 | * |
209 | * Parameters: | |
210 | * In: | |
211 | * pDevice - | |
212 | * param - | |
213 | * Out: | |
214 | * | |
215 | * Return Value: | |
216 | * | |
217 | */ | |
218 | static int hostap_add_sta(PSDevice pDevice, | |
219 | struct viawget_hostapd_param *param) | |
220 | { | |
221 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
cc856e61 | 222 | unsigned int uNodeIndex; |
92b96797 FB |
223 | |
224 | ||
225 | if (!BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { | |
226 | BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex); | |
227 | } | |
228 | memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, param->sta_addr, WLAN_ADDR_LEN); | |
229 | pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC; | |
230 | pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = param->u.add_sta.capability; | |
231 | // TODO listenInterval | |
232 | // pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = 1; | |
233 | pMgmt->sNodeDBTable[uNodeIndex].bPSEnable = FALSE; | |
234 | pMgmt->sNodeDBTable[uNodeIndex].bySuppRate = param->u.add_sta.tx_supp_rates; | |
235 | ||
236 | // set max tx rate | |
237 | pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = | |
238 | pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate; | |
239 | // set max basic rate | |
240 | pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate = RATE_2M; | |
241 | // Todo: check sta preamble, if ap can't support, set status code | |
242 | pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = | |
243 | WLAN_GET_CAP_INFO_SHORTPREAMBLE(pMgmt->sNodeDBTable[uNodeIndex].wCapInfo); | |
244 | ||
245 | pMgmt->sNodeDBTable[uNodeIndex].wAID = (WORD)param->u.add_sta.aid; | |
246 | ||
247 | pMgmt->sNodeDBTable[uNodeIndex].ulLastRxJiffer = jiffies; | |
248 | ||
249 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Add STA AID= %d \n", pMgmt->sNodeDBTable[uNodeIndex].wAID); | |
250 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n", | |
251 | param->sta_addr[0], | |
252 | param->sta_addr[1], | |
253 | param->sta_addr[2], | |
254 | param->sta_addr[3], | |
255 | param->sta_addr[4], | |
256 | param->sta_addr[5] | |
257 | ) ; | |
258 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Max Support rate = %d \n", | |
259 | pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate); | |
260 | ||
261 | return 0; | |
262 | } | |
263 | ||
264 | /* | |
265 | * Description: | |
266 | * get station info | |
267 | * | |
268 | * Parameters: | |
269 | * In: | |
270 | * pDevice - | |
271 | * param - | |
272 | * Out: | |
273 | * | |
274 | * Return Value: | |
275 | * | |
276 | */ | |
277 | ||
278 | static int hostap_get_info_sta(PSDevice pDevice, | |
279 | struct viawget_hostapd_param *param) | |
280 | { | |
281 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
cc856e61 | 282 | unsigned int uNodeIndex; |
92b96797 FB |
283 | |
284 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { | |
285 | param->u.get_info_sta.inactive_sec = | |
286 | (jiffies - pMgmt->sNodeDBTable[uNodeIndex].ulLastRxJiffer) / HZ; | |
287 | ||
288 | //param->u.get_info_sta.txexc = pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts; | |
289 | } | |
290 | else { | |
291 | return -ENOENT; | |
292 | } | |
293 | ||
294 | return 0; | |
295 | } | |
296 | ||
92b96797 FB |
297 | |
298 | /* | |
299 | * Description: | |
300 | * set station flag | |
301 | * | |
302 | * Parameters: | |
303 | * In: | |
304 | * pDevice - | |
305 | * param - | |
306 | * Out: | |
307 | * | |
308 | * Return Value: | |
309 | * | |
310 | */ | |
311 | static int hostap_set_flags_sta(PSDevice pDevice, | |
312 | struct viawget_hostapd_param *param) | |
313 | { | |
314 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
cc856e61 | 315 | unsigned int uNodeIndex; |
92b96797 FB |
316 | |
317 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &uNodeIndex)) { | |
318 | pMgmt->sNodeDBTable[uNodeIndex].dwFlags |= param->u.set_flags_sta.flags_or; | |
319 | pMgmt->sNodeDBTable[uNodeIndex].dwFlags &= param->u.set_flags_sta.flags_and; | |
cc856e61 AM |
320 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " dwFlags = %x\n", |
321 | (unsigned int) pMgmt->sNodeDBTable[uNodeIndex].dwFlags); | |
92b96797 FB |
322 | } |
323 | else { | |
324 | return -ENOENT; | |
325 | } | |
326 | ||
327 | return 0; | |
328 | } | |
329 | ||
330 | ||
331 | ||
332 | /* | |
333 | * Description: | |
334 | * set generic element (wpa ie) | |
335 | * | |
336 | * Parameters: | |
337 | * In: | |
338 | * pDevice - | |
339 | * param - | |
340 | * Out: | |
341 | * | |
342 | * Return Value: | |
343 | * | |
344 | */ | |
345 | static int hostap_set_generic_element(PSDevice pDevice, | |
346 | struct viawget_hostapd_param *param) | |
347 | { | |
348 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
349 | ||
350 | ||
351 | ||
352 | memcpy( pMgmt->abyWPAIE, | |
353 | param->u.generic_elem.data, | |
354 | param->u.generic_elem.len | |
355 | ); | |
356 | ||
357 | pMgmt->wWPAIELen = param->u.generic_elem.len; | |
358 | ||
359 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->wWPAIELen = %d\n", pMgmt->wWPAIELen); | |
360 | ||
361 | // disable wpa | |
362 | if (pMgmt->wWPAIELen == 0) { | |
363 | pMgmt->eAuthenMode = WMAC_AUTH_OPEN; | |
364 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " No WPAIE, Disable WPA \n"); | |
365 | } else { | |
366 | // enable wpa | |
367 | if ((pMgmt->abyWPAIE[0] == WLAN_EID_RSN_WPA) || | |
368 | (pMgmt->abyWPAIE[0] == WLAN_EID_RSN)) { | |
369 | pMgmt->eAuthenMode = WMAC_AUTH_WPANONE; | |
370 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set WPAIE enable WPA\n"); | |
371 | } else | |
372 | return -EINVAL; | |
373 | } | |
374 | ||
375 | return 0; | |
376 | } | |
377 | ||
378 | /* | |
379 | * Description: | |
380 | * flush station nodes table. | |
381 | * | |
382 | * Parameters: | |
383 | * In: | |
384 | * pDevice - | |
385 | * Out: | |
386 | * | |
387 | * Return Value: | |
388 | * | |
389 | */ | |
390 | ||
391 | static void hostap_flush_sta(PSDevice pDevice) | |
392 | { | |
393 | // reserved node index =0 for multicast node. | |
394 | BSSvClearNodeDBTable(pDevice, 1); | |
395 | pDevice->uAssocCount = 0; | |
396 | ||
397 | return; | |
398 | } | |
399 | ||
400 | /* | |
401 | * Description: | |
402 | * set each stations encryption key | |
403 | * | |
404 | * Parameters: | |
405 | * In: | |
406 | * pDevice - | |
407 | * param - | |
408 | * Out: | |
409 | * | |
410 | * Return Value: | |
411 | * | |
412 | */ | |
413 | static int hostap_set_encryption(PSDevice pDevice, | |
414 | struct viawget_hostapd_param *param, | |
415 | int param_len) | |
416 | { | |
417 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
418 | DWORD dwKeyIndex = 0; | |
419 | BYTE abyKey[MAX_KEY_LEN]; | |
420 | BYTE abySeq[MAX_KEY_LEN]; | |
421 | NDIS_802_11_KEY_RSC KeyRSC; | |
422 | BYTE byKeyDecMode = KEY_CTL_WEP; | |
423 | int ret = 0; | |
424 | int iNodeIndex = -1; | |
425 | int ii; | |
426 | BOOL bKeyTableFull = FALSE; | |
427 | WORD wKeyCtl = 0; | |
428 | ||
429 | ||
430 | param->u.crypt.err = 0; | |
92b96797 FB |
431 | |
432 | if (param->u.crypt.alg > WPA_ALG_CCMP) | |
433 | return -EINVAL; | |
434 | ||
435 | ||
436 | if ((param->u.crypt.idx > 3) || (param->u.crypt.key_len > MAX_KEY_LEN)) { | |
437 | param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED; | |
438 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " HOSTAP_CRYPT_ERR_KEY_SET_FAILED\n"); | |
439 | return -EINVAL; | |
440 | } | |
441 | ||
70a1fb19 | 442 | if (is_broadcast_ether_addr(param->sta_addr)) { |
92b96797 FB |
443 | if (param->u.crypt.idx >= MAX_GROUP_KEY) |
444 | return -EINVAL; | |
445 | iNodeIndex = 0; | |
446 | ||
447 | } else { | |
448 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &iNodeIndex) == FALSE) { | |
449 | param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; | |
450 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " HOSTAP_CRYPT_ERR_UNKNOWN_ADDR\n"); | |
451 | return -EINVAL; | |
452 | } | |
453 | } | |
454 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " hostap_set_encryption: sta_index %d \n", iNodeIndex); | |
455 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " hostap_set_encryption: alg %d \n", param->u.crypt.alg); | |
456 | ||
457 | if (param->u.crypt.alg == WPA_ALG_NONE) { | |
458 | ||
459 | if (pMgmt->sNodeDBTable[iNodeIndex].bOnFly == TRUE) { | |
460 | if (KeybRemoveKey( pDevice, | |
461 | &(pDevice->sKey), | |
462 | param->sta_addr, | |
463 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex | |
464 | ) == FALSE) { | |
465 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "KeybRemoveKey fail \n"); | |
466 | } | |
467 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; | |
468 | } | |
469 | pMgmt->sNodeDBTable[iNodeIndex].byKeyIndex = 0; | |
470 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = 0; | |
471 | pMgmt->sNodeDBTable[iNodeIndex].uWepKeyLength = 0; | |
472 | pMgmt->sNodeDBTable[iNodeIndex].KeyRSC = 0; | |
473 | pMgmt->sNodeDBTable[iNodeIndex].dwTSC47_16 = 0; | |
474 | pMgmt->sNodeDBTable[iNodeIndex].wTSC15_0 = 0; | |
475 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = 0; | |
476 | memset(&pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], | |
477 | 0, | |
478 | MAX_KEY_LEN | |
479 | ); | |
480 | ||
481 | return ret; | |
482 | } | |
483 | ||
484 | memcpy(abyKey, param->u.crypt.key, param->u.crypt.key_len); | |
485 | // copy to node key tbl | |
486 | pMgmt->sNodeDBTable[iNodeIndex].byKeyIndex = param->u.crypt.idx; | |
487 | pMgmt->sNodeDBTable[iNodeIndex].uWepKeyLength = param->u.crypt.key_len; | |
488 | memcpy(&pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], | |
489 | param->u.crypt.key, | |
490 | param->u.crypt.key_len | |
491 | ); | |
492 | ||
493 | dwKeyIndex = (DWORD)(param->u.crypt.idx); | |
494 | if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) { | |
495 | pDevice->byKeyIndex = (BYTE)dwKeyIndex; | |
496 | pDevice->bTransmitKey = TRUE; | |
497 | dwKeyIndex |= (1 << 31); | |
498 | } | |
499 | ||
500 | if (param->u.crypt.alg == WPA_ALG_WEP) { | |
501 | ||
502 | if ((pDevice->bEnable8021x == FALSE) || (iNodeIndex == 0)) { | |
503 | KeybSetDefaultKey( pDevice, | |
504 | &(pDevice->sKey), | |
505 | dwKeyIndex & ~(BIT30 | USE_KEYRSC), | |
506 | param->u.crypt.key_len, | |
507 | NULL, | |
508 | abyKey, | |
509 | KEY_CTL_WEP | |
510 | ); | |
511 | ||
512 | } else { | |
513 | // 8021x enable, individual key | |
514 | dwKeyIndex |= (1 << 30); // set pairwise key | |
515 | if (KeybSetKey(pDevice, | |
516 | &(pDevice->sKey), | |
517 | ¶m->sta_addr[0], | |
518 | dwKeyIndex & ~(USE_KEYRSC), | |
519 | param->u.crypt.key_len, | |
520 | (PQWORD) &(KeyRSC), | |
521 | (PBYTE)abyKey, | |
522 | KEY_CTL_WEP | |
523 | ) == TRUE) { | |
524 | ||
525 | ||
526 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; | |
527 | ||
528 | } else { | |
529 | // Key Table Full | |
530 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; | |
531 | bKeyTableFull = TRUE; | |
532 | } | |
533 | } | |
534 | pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled; | |
535 | pDevice->bEncryptionEnable = TRUE; | |
536 | pMgmt->byCSSPK = KEY_CTL_WEP; | |
537 | pMgmt->byCSSGK = KEY_CTL_WEP; | |
538 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = KEY_CTL_WEP; | |
539 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = dwKeyIndex; | |
540 | return ret; | |
541 | } | |
542 | ||
543 | if (param->u.crypt.seq) { | |
544 | memcpy(&abySeq, param->u.crypt.seq, 8); | |
545 | for (ii = 0 ; ii < 8 ; ii++) { | |
546 | KeyRSC |= (abySeq[ii] << (ii * 8)); | |
547 | } | |
548 | dwKeyIndex |= 1 << 29; | |
549 | pMgmt->sNodeDBTable[iNodeIndex].KeyRSC = KeyRSC; | |
550 | } | |
551 | ||
552 | if (param->u.crypt.alg == WPA_ALG_TKIP) { | |
553 | if (param->u.crypt.key_len != MAX_KEY_LEN) | |
554 | return -EINVAL; | |
555 | pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; | |
556 | byKeyDecMode = KEY_CTL_TKIP; | |
557 | pMgmt->byCSSPK = KEY_CTL_TKIP; | |
558 | pMgmt->byCSSGK = KEY_CTL_TKIP; | |
559 | } | |
560 | ||
561 | if (param->u.crypt.alg == WPA_ALG_CCMP) { | |
562 | if ((param->u.crypt.key_len != AES_KEY_LEN) || | |
563 | (pDevice->byLocalID <= REV_ID_VT3253_A1)) | |
564 | return -EINVAL; | |
565 | pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; | |
566 | byKeyDecMode = KEY_CTL_CCMP; | |
567 | pMgmt->byCSSPK = KEY_CTL_CCMP; | |
568 | pMgmt->byCSSGK = KEY_CTL_CCMP; | |
569 | } | |
570 | ||
571 | ||
572 | if (iNodeIndex == 0) { | |
573 | KeybSetDefaultKey( pDevice, | |
574 | &(pDevice->sKey), | |
575 | dwKeyIndex, | |
576 | param->u.crypt.key_len, | |
577 | (PQWORD) &(KeyRSC), | |
578 | abyKey, | |
579 | byKeyDecMode | |
580 | ); | |
581 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; | |
582 | ||
583 | } else { | |
584 | dwKeyIndex |= (1 << 30); // set pairwise key | |
585 | if (KeybSetKey(pDevice, | |
586 | &(pDevice->sKey), | |
587 | ¶m->sta_addr[0], | |
588 | dwKeyIndex, | |
589 | param->u.crypt.key_len, | |
590 | (PQWORD) &(KeyRSC), | |
591 | (PBYTE)abyKey, | |
592 | byKeyDecMode | |
593 | ) == TRUE) { | |
594 | ||
595 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = TRUE; | |
596 | ||
597 | } else { | |
598 | // Key Table Full | |
599 | pMgmt->sNodeDBTable[iNodeIndex].bOnFly = FALSE; | |
600 | bKeyTableFull = TRUE; | |
601 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " Key Table Full\n"); | |
602 | } | |
603 | ||
604 | } | |
605 | ||
606 | if (bKeyTableFull == TRUE) { | |
607 | wKeyCtl &= 0x7F00; // clear all key control filed | |
608 | wKeyCtl |= (byKeyDecMode << 4); | |
609 | wKeyCtl |= (byKeyDecMode); | |
610 | wKeyCtl |= 0x0044; // use group key for all address | |
611 | wKeyCtl |= 0x4000; // disable KeyTable[MAX_KEY_TABLE-1] on-fly to genernate rx int | |
612 | // Todo.. xxxxxx | |
613 | //MACvSetDefaultKeyCtl(pDevice->PortOffset, wKeyCtl, MAX_KEY_TABLE-1, pDevice->byLocalID); | |
614 | } | |
615 | ||
616 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " Set key sta_index= %d \n", iNodeIndex); | |
617 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " tx_index=%d len=%d \n", param->u.crypt.idx, | |
618 | param->u.crypt.key_len ); | |
619 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " key=%x-%x-%x-%x-%x-xxxxx \n", | |
620 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[0], | |
621 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[1], | |
622 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[2], | |
623 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[3], | |
624 | pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[4] | |
625 | ); | |
626 | ||
627 | // set wep key | |
628 | pDevice->bEncryptionEnable = TRUE; | |
629 | pMgmt->sNodeDBTable[iNodeIndex].byCipherSuite = byKeyDecMode; | |
630 | pMgmt->sNodeDBTable[iNodeIndex].dwKeyIndex = dwKeyIndex; | |
631 | pMgmt->sNodeDBTable[iNodeIndex].dwTSC47_16 = 0; | |
632 | pMgmt->sNodeDBTable[iNodeIndex].wTSC15_0 = 0; | |
633 | ||
634 | return ret; | |
635 | } | |
636 | ||
637 | ||
638 | ||
639 | /* | |
640 | * Description: | |
641 | * get each stations encryption key | |
642 | * | |
643 | * Parameters: | |
644 | * In: | |
645 | * pDevice - | |
646 | * param - | |
647 | * Out: | |
648 | * | |
649 | * Return Value: | |
650 | * | |
651 | */ | |
652 | static int hostap_get_encryption(PSDevice pDevice, | |
653 | struct viawget_hostapd_param *param, | |
654 | int param_len) | |
655 | { | |
656 | PSMgmtObject pMgmt = &(pDevice->sMgmtObj); | |
657 | int ret = 0; | |
658 | int ii; | |
659 | int iNodeIndex =0; | |
660 | ||
661 | ||
662 | param->u.crypt.err = 0; | |
663 | ||
70a1fb19 | 664 | if (is_broadcast_ether_addr(param->sta_addr)) { |
92b96797 FB |
665 | iNodeIndex = 0; |
666 | } else { | |
667 | if (BSSbIsSTAInNodeDB(pDevice, param->sta_addr, &iNodeIndex) == FALSE) { | |
668 | param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; | |
669 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "hostap_get_encryption: HOSTAP_CRYPT_ERR_UNKNOWN_ADDR\n"); | |
670 | return -EINVAL; | |
671 | } | |
672 | } | |
673 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "hostap_get_encryption: %d\n", iNodeIndex); | |
674 | memset(param->u.crypt.seq, 0, 8); | |
675 | for (ii = 0 ; ii < 8 ; ii++) { | |
676 | param->u.crypt.seq[ii] = (BYTE)pMgmt->sNodeDBTable[iNodeIndex].KeyRSC >> (ii * 8); | |
677 | } | |
678 | ||
679 | return ret; | |
680 | } | |
681 | ||
682 | ||
683 | /* | |
684 | * Description: | |
a0a1f61a | 685 | * vt6656_hostap_ioctl main function supported for hostap daemon. |
92b96797 FB |
686 | * |
687 | * Parameters: | |
688 | * In: | |
689 | * pDevice - | |
690 | * iw_point - | |
691 | * Out: | |
692 | * | |
693 | * Return Value: | |
694 | * | |
695 | */ | |
696 | ||
c30d7973 | 697 | int vt6656_hostap_ioctl(PSDevice pDevice, struct iw_point *p) |
92b96797 FB |
698 | { |
699 | struct viawget_hostapd_param *param; | |
700 | int ret = 0; | |
701 | int ap_ioctl = 0; | |
702 | ||
703 | if (p->length < sizeof(struct viawget_hostapd_param) || | |
704 | p->length > VIAWGET_HOSTAPD_MAX_BUF_SIZE || !p->pointer) | |
705 | return -EINVAL; | |
706 | ||
32414878 | 707 | param = kmalloc((int)p->length, (int)GFP_KERNEL); |
92b96797 FB |
708 | if (param == NULL) |
709 | return -ENOMEM; | |
710 | ||
711 | if (copy_from_user(param, p->pointer, p->length)) { | |
712 | ret = -EFAULT; | |
713 | goto out; | |
714 | } | |
715 | ||
716 | switch (param->cmd) { | |
717 | case VIAWGET_HOSTAPD_SET_ENCRYPTION: | |
718 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_ENCRYPTION \n"); | |
719 | spin_lock_irq(&pDevice->lock); | |
720 | ret = hostap_set_encryption(pDevice, param, p->length); | |
721 | spin_unlock_irq(&pDevice->lock); | |
722 | break; | |
723 | case VIAWGET_HOSTAPD_GET_ENCRYPTION: | |
724 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_GET_ENCRYPTION \n"); | |
725 | spin_lock_irq(&pDevice->lock); | |
726 | ret = hostap_get_encryption(pDevice, param, p->length); | |
727 | spin_unlock_irq(&pDevice->lock); | |
728 | break; | |
729 | case VIAWGET_HOSTAPD_SET_ASSOC_AP_ADDR: | |
730 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_ASSOC_AP_ADDR \n"); | |
fb841d67 JJ |
731 | ret = -EOPNOTSUPP; |
732 | goto out; | |
92b96797 FB |
733 | case VIAWGET_HOSTAPD_FLUSH: |
734 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_FLUSH \n"); | |
735 | spin_lock_irq(&pDevice->lock); | |
736 | hostap_flush_sta(pDevice); | |
737 | spin_unlock_irq(&pDevice->lock); | |
738 | break; | |
739 | case VIAWGET_HOSTAPD_ADD_STA: | |
740 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_ADD_STA \n"); | |
741 | spin_lock_irq(&pDevice->lock); | |
742 | ret = hostap_add_sta(pDevice, param); | |
743 | spin_unlock_irq(&pDevice->lock); | |
744 | break; | |
745 | case VIAWGET_HOSTAPD_REMOVE_STA: | |
746 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_REMOVE_STA \n"); | |
747 | spin_lock_irq(&pDevice->lock); | |
748 | ret = hostap_remove_sta(pDevice, param); | |
749 | spin_unlock_irq(&pDevice->lock); | |
750 | break; | |
751 | case VIAWGET_HOSTAPD_GET_INFO_STA: | |
752 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_GET_INFO_STA \n"); | |
753 | ret = hostap_get_info_sta(pDevice, param); | |
754 | ap_ioctl = 1; | |
755 | break; | |
92b96797 FB |
756 | case VIAWGET_HOSTAPD_SET_FLAGS_STA: |
757 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_FLAGS_STA \n"); | |
758 | ret = hostap_set_flags_sta(pDevice, param); | |
759 | break; | |
760 | ||
761 | case VIAWGET_HOSTAPD_MLME: | |
762 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_MLME \n"); | |
763 | return -EOPNOTSUPP; | |
764 | ||
765 | case VIAWGET_HOSTAPD_SET_GENERIC_ELEMENT: | |
766 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SET_GENERIC_ELEMENT \n"); | |
767 | ret = hostap_set_generic_element(pDevice, param); | |
768 | break; | |
769 | ||
770 | case VIAWGET_HOSTAPD_SCAN_REQ: | |
771 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_SCAN_REQ \n"); | |
772 | return -EOPNOTSUPP; | |
773 | ||
774 | case VIAWGET_HOSTAPD_STA_CLEAR_STATS: | |
775 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_HOSTAPD_STA_CLEAR_STATS \n"); | |
fb841d67 JJ |
776 | ret = -EOPNOTSUPP; |
777 | goto out; | |
92b96797 | 778 | default: |
c30d7973 | 779 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "vt6656_hostap_ioctl: unknown cmd=%d\n", |
92b96797 | 780 | (int)param->cmd); |
fb841d67 JJ |
781 | ret = -EOPNOTSUPP; |
782 | goto out; | |
92b96797 FB |
783 | } |
784 | ||
785 | ||
786 | if ((ret == 0) && ap_ioctl) { | |
787 | if (copy_to_user(p->pointer, param, p->length)) { | |
788 | ret = -EFAULT; | |
789 | goto out; | |
790 | } | |
791 | } | |
792 | ||
793 | out: | |
1d5c536e | 794 | kfree(param); |
92b96797 FB |
795 | |
796 | return ret; | |
797 | } | |
798 |