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Merge branch 'for-linus' of git://git.open-osd.org/linux-open-osd
[deliverable/linux.git] / drivers / staging / vt6655 / wmgr.c
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 *
20 * File: wmgr.c
21 *
22 * Purpose: Handles the 802.11 management functions
23 *
24 * Author: Lyndon Chen
25 *
26 * Date: May 8, 2002
27 *
28 * Functions:
29 * nsMgrObjectInitial - Initialize Management Objet data structure
30 * vMgrObjectReset - Reset Management Objet data structure
31 * vMgrAssocBeginSta - Start associate function
32 * vMgrReAssocBeginSta - Start reassociate function
33 * vMgrDisassocBeginSta - Start disassociate function
34 * s_vMgrRxAssocRequest - Handle Rcv associate_request
35 * s_vMgrRxAssocResponse - Handle Rcv associate_response
36 * vMrgAuthenBeginSta - Start authentication function
37 * vMgrDeAuthenDeginSta - Start deauthentication function
38 * s_vMgrRxAuthentication - Handle Rcv authentication
39 * s_vMgrRxAuthenSequence_1 - Handle Rcv authentication sequence 1
40 * s_vMgrRxAuthenSequence_2 - Handle Rcv authentication sequence 2
41 * s_vMgrRxAuthenSequence_3 - Handle Rcv authentication sequence 3
42 * s_vMgrRxAuthenSequence_4 - Handle Rcv authentication sequence 4
43 * s_vMgrRxDisassociation - Handle Rcv disassociation
44 * s_vMgrRxBeacon - Handle Rcv Beacon
45 * vMgrCreateOwnIBSS - Create ad_hoc IBSS or AP BSS
46 * vMgrJoinBSSBegin - Join BSS function
47 * s_vMgrSynchBSS - Synch & adopt BSS parameters
48 * s_MgrMakeBeacon - Create Baecon frame
49 * s_MgrMakeProbeResponse - Create Probe Response frame
50 * s_MgrMakeAssocRequest - Create Associate Request frame
51 * s_MgrMakeReAssocRequest - Create ReAssociate Request frame
52 * s_vMgrRxProbeResponse - Handle Rcv probe_response
53 * s_vMrgRxProbeRequest - Handle Rcv probe_request
54 * bMgrPrepareBeaconToSend - Prepare Beacon frame
55 * s_vMgrLogStatus - Log 802.11 Status
56 * vMgrRxManagePacket - Rcv management frame dispatch function
57 * s_vMgrFormatTIM- Assember TIM field of beacon
58 * vMgrTimerInit- Initial 1-sec and command call back funtions
59 *
60 * Revision History:
61 *
62 */
63
64 #include "tmacro.h"
65 #include "desc.h"
66 #include "device.h"
67 #include "card.h"
68 #include "channel.h"
69 #include "80211hdr.h"
70 #include "80211mgr.h"
71 #include "wmgr.h"
72 #include "wcmd.h"
73 #include "mac.h"
74 #include "bssdb.h"
75 #include "power.h"
76 #include "datarate.h"
77 #include "baseband.h"
78 #include "rxtx.h"
79 #include "wpa.h"
80 #include "rf.h"
81 #include "iowpa.h"
82
83 #define PLICE_DEBUG
84
85 /*--------------------- Static Definitions -------------------------*/
86
87
88
89 /*--------------------- Static Classes ----------------------------*/
90
91 /*--------------------- Static Variables --------------------------*/
92 static int msglevel =MSG_LEVEL_INFO;
93 //static int msglevel =MSG_LEVEL_DEBUG;
94
95 /*--------------------- Static Functions --------------------------*/
96 //2008-8-4 <add> by chester
97 static bool ChannelExceedZoneType(
98 PSDevice pDevice,
99 unsigned char byCurrChannel
100 );
101
102 // Association/diassociation functions
103 static
104 PSTxMgmtPacket
105 s_MgrMakeAssocRequest(
106 PSDevice pDevice,
107 PSMgmtObject pMgmt,
108 unsigned char *pDAddr,
109 unsigned short wCurrCapInfo,
110 unsigned short wListenInterval,
111 PWLAN_IE_SSID pCurrSSID,
112 PWLAN_IE_SUPP_RATES pCurrRates,
113 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
114 );
115
116 static
117 void
118 s_vMgrRxAssocRequest(
119 PSDevice pDevice,
120 PSMgmtObject pMgmt,
121 PSRxMgmtPacket pRxPacket,
122 unsigned int uNodeIndex
123 );
124
125 static
126 PSTxMgmtPacket
127 s_MgrMakeReAssocRequest(
128 PSDevice pDevice,
129 PSMgmtObject pMgmt,
130 unsigned char *pDAddr,
131 unsigned short wCurrCapInfo,
132 unsigned short wListenInterval,
133 PWLAN_IE_SSID pCurrSSID,
134 PWLAN_IE_SUPP_RATES pCurrRates,
135 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
136 );
137
138 static
139 void
140 s_vMgrRxAssocResponse(
141 PSDevice pDevice,
142 PSMgmtObject pMgmt,
143 PSRxMgmtPacket pRxPacket,
144 bool bReAssocType
145 );
146
147 static
148 void
149 s_vMgrRxDisassociation(
150 PSDevice pDevice,
151 PSMgmtObject pMgmt,
152 PSRxMgmtPacket pRxPacket
153 );
154
155 // Authentication/deauthen functions
156 static
157 void
158 s_vMgrRxAuthenSequence_1(
159 PSDevice pDevice,
160 PSMgmtObject pMgmt,
161 PWLAN_FR_AUTHEN pFrame
162 );
163
164 static
165 void
166 s_vMgrRxAuthenSequence_2(
167 PSDevice pDevice,
168 PSMgmtObject pMgmt,
169 PWLAN_FR_AUTHEN pFrame
170 );
171
172 static
173 void
174 s_vMgrRxAuthenSequence_3(
175 PSDevice pDevice,
176 PSMgmtObject pMgmt,
177 PWLAN_FR_AUTHEN pFrame
178 );
179
180 static
181 void
182 s_vMgrRxAuthenSequence_4(
183 PSDevice pDevice,
184 PSMgmtObject pMgmt,
185 PWLAN_FR_AUTHEN pFrame
186 );
187
188 static
189 void
190 s_vMgrRxAuthentication(
191 PSDevice pDevice,
192 PSMgmtObject pMgmt,
193 PSRxMgmtPacket pRxPacket
194 );
195
196 static
197 void
198 s_vMgrRxDeauthentication(
199 PSDevice pDevice,
200 PSMgmtObject pMgmt,
201 PSRxMgmtPacket pRxPacket
202 );
203
204 // Scan functions
205 // probe request/response functions
206 static
207 void
208 s_vMgrRxProbeRequest(
209 PSDevice pDevice,
210 PSMgmtObject pMgmt,
211 PSRxMgmtPacket pRxPacket
212 );
213
214 static
215 void
216 s_vMgrRxProbeResponse(
217 PSDevice pDevice,
218 PSMgmtObject pMgmt,
219 PSRxMgmtPacket pRxPacket
220 );
221
222 // beacon functions
223 static
224 void
225 s_vMgrRxBeacon(
226 PSDevice pDevice,
227 PSMgmtObject pMgmt,
228 PSRxMgmtPacket pRxPacket,
229 bool bInScan
230 );
231
232 static
233 void
234 s_vMgrFormatTIM(
235 PSMgmtObject pMgmt,
236 PWLAN_IE_TIM pTIM
237 );
238
239 static
240 PSTxMgmtPacket
241 s_MgrMakeBeacon(
242 PSDevice pDevice,
243 PSMgmtObject pMgmt,
244 unsigned short wCurrCapInfo,
245 unsigned short wCurrBeaconPeriod,
246 unsigned int uCurrChannel,
247 unsigned short wCurrATIMWinodw,
248 PWLAN_IE_SSID pCurrSSID,
249 unsigned char *pCurrBSSID,
250 PWLAN_IE_SUPP_RATES pCurrSuppRates,
251 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
252 );
253
254
255 // Association response
256 static
257 PSTxMgmtPacket
258 s_MgrMakeAssocResponse(
259 PSDevice pDevice,
260 PSMgmtObject pMgmt,
261 unsigned short wCurrCapInfo,
262 unsigned short wAssocStatus,
263 unsigned short wAssocAID,
264 unsigned char *pDstAddr,
265 PWLAN_IE_SUPP_RATES pCurrSuppRates,
266 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
267 );
268
269 // ReAssociation response
270 static
271 PSTxMgmtPacket
272 s_MgrMakeReAssocResponse(
273 PSDevice pDevice,
274 PSMgmtObject pMgmt,
275 unsigned short wCurrCapInfo,
276 unsigned short wAssocStatus,
277 unsigned short wAssocAID,
278 unsigned char *pDstAddr,
279 PWLAN_IE_SUPP_RATES pCurrSuppRates,
280 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
281 );
282
283 // Probe response
284 static
285 PSTxMgmtPacket
286 s_MgrMakeProbeResponse(
287 PSDevice pDevice,
288 PSMgmtObject pMgmt,
289 unsigned short wCurrCapInfo,
290 unsigned short wCurrBeaconPeriod,
291 unsigned int uCurrChannel,
292 unsigned short wCurrATIMWinodw,
293 unsigned char *pDstAddr,
294 PWLAN_IE_SSID pCurrSSID,
295 unsigned char *pCurrBSSID,
296 PWLAN_IE_SUPP_RATES pCurrSuppRates,
297 PWLAN_IE_SUPP_RATES pCurrExtSuppRates,
298 unsigned char byPHYType
299 );
300
301 // received status
302 static
303 void
304 s_vMgrLogStatus(
305 PSMgmtObject pMgmt,
306 unsigned short wStatus
307 );
308
309
310 static
311 void
312 s_vMgrSynchBSS (
313 PSDevice pDevice,
314 unsigned int uBSSMode,
315 PKnownBSS pCurr,
316 PCMD_STATUS pStatus
317 );
318
319
320 static bool
321 s_bCipherMatch (
322 PKnownBSS pBSSNode,
323 NDIS_802_11_ENCRYPTION_STATUS EncStatus,
324 unsigned char *pbyCCSPK,
325 unsigned char *pbyCCSGK
326 );
327
328 static void Encyption_Rebuild(
329 PSDevice pDevice,
330 PKnownBSS pCurr
331 );
332
333
334
335 /*--------------------- Export Variables --------------------------*/
336
337
338 /*--------------------- Export Functions --------------------------*/
339
340
341 /*+
342 *
343 * Routine Description:
344 * Allocates and initializes the Management object.
345 *
346 * Return Value:
347 * Ndis_staus.
348 *
349 -*/
350
351 void
352 vMgrObjectInit(
353 void *hDeviceContext
354 )
355 {
356 PSDevice pDevice = (PSDevice)hDeviceContext;
357 PSMgmtObject pMgmt = pDevice->pMgmt;
358 int ii;
359
360
361 pMgmt->pbyPSPacketPool = &pMgmt->byPSPacketPool[0];
362 pMgmt->pbyMgmtPacketPool = &pMgmt->byMgmtPacketPool[0];
363 pMgmt->uCurrChannel = pDevice->uChannel;
364 for(ii=0;ii<WLAN_BSSID_LEN;ii++) {
365 pMgmt->abyDesireBSSID[ii] = 0xFF;
366 }
367 pMgmt->sAssocInfo.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
368 //memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN +1);
369 pMgmt->byCSSPK = KEY_CTL_NONE;
370 pMgmt->byCSSGK = KEY_CTL_NONE;
371 pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI;
372 BSSvClearBSSList((void *)pDevice, false);
373
374 return;
375 }
376
377 /*+
378 *
379 * Routine Description:
380 * Initializes timer object
381 *
382 * Return Value:
383 * Ndis_staus.
384 *
385 -*/
386
387 void
388 vMgrTimerInit(
389 void *hDeviceContext
390 )
391 {
392 PSDevice pDevice = (PSDevice)hDeviceContext;
393 PSMgmtObject pMgmt = pDevice->pMgmt;
394
395
396 init_timer(&pMgmt->sTimerSecondCallback);
397 pMgmt->sTimerSecondCallback.data = (unsigned long) pDevice;
398 pMgmt->sTimerSecondCallback.function = (TimerFunction)BSSvSecondCallBack;
399 pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
400
401 init_timer(&pDevice->sTimerCommand);
402 pDevice->sTimerCommand.data = (unsigned long) pDevice;
403 pDevice->sTimerCommand.function = (TimerFunction)vCommandTimer;
404 pDevice->sTimerCommand.expires = RUN_AT(HZ);
405
406 #ifdef TxInSleep
407 init_timer(&pDevice->sTimerTxData);
408 pDevice->sTimerTxData.data = (unsigned long) pDevice;
409 pDevice->sTimerTxData.function = (TimerFunction)BSSvSecondTxData;
410 pDevice->sTimerTxData.expires = RUN_AT(10*HZ); //10s callback
411 pDevice->fTxDataInSleep = false;
412 pDevice->IsTxDataTrigger = false;
413 pDevice->nTxDataTimeCout = 0;
414 #endif
415
416 pDevice->cbFreeCmdQueue = CMD_Q_SIZE;
417 pDevice->uCmdDequeueIdx = 0;
418 pDevice->uCmdEnqueueIdx = 0;
419
420 return;
421 }
422
423
424
425 /*+
426 *
427 * Routine Description:
428 * Reset the management object structure.
429 *
430 * Return Value:
431 * None.
432 *
433 -*/
434
435 void
436 vMgrObjectReset(
437 void *hDeviceContext
438 )
439 {
440 PSDevice pDevice = (PSDevice)hDeviceContext;
441 PSMgmtObject pMgmt = pDevice->pMgmt;
442
443 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
444 pMgmt->eCurrState = WMAC_STATE_IDLE;
445 pDevice->bEnablePSMode = false;
446 // TODO: timer
447
448 return;
449 }
450
451
452 /*+
453 *
454 * Routine Description:
455 * Start the station association procedure. Namely, send an
456 * association request frame to the AP.
457 *
458 * Return Value:
459 * None.
460 *
461 -*/
462
463
464 void
465 vMgrAssocBeginSta(
466 void *hDeviceContext,
467 PSMgmtObject pMgmt,
468 PCMD_STATUS pStatus
469 )
470 {
471 PSDevice pDevice = (PSDevice)hDeviceContext;
472 PSTxMgmtPacket pTxPacket;
473
474
475 pMgmt->wCurrCapInfo = 0;
476 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
477 if (pDevice->bEncryptionEnable) {
478 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
479 }
480 // always allow receive short preamble
481 //if (pDevice->byPreambleType == 1) {
482 // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
483 //}
484 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
485 if (pMgmt->wListenInterval == 0)
486 pMgmt->wListenInterval = 1; // at least one.
487
488 // ERP Phy (802.11g) should support short preamble.
489 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
490 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
491 if (CARDbIsShorSlotTime(pMgmt->pAdapter) == true) {
492 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1);
493 }
494 } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) {
495 if (CARDbIsShortPreamble(pMgmt->pAdapter) == true) {
496 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
497 }
498 }
499 if (pMgmt->b11hEnable == true)
500 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1);
501
502 /* build an assocreq frame and send it */
503 pTxPacket = s_MgrMakeAssocRequest
504 (
505 pDevice,
506 pMgmt,
507 pMgmt->abyCurrBSSID,
508 pMgmt->wCurrCapInfo,
509 pMgmt->wListenInterval,
510 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
511 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
512 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
513 );
514
515 if (pTxPacket != NULL ){
516 /* send the frame */
517 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
518 if (*pStatus == CMD_STATUS_PENDING) {
519 pMgmt->eCurrState = WMAC_STATE_ASSOCPENDING;
520 *pStatus = CMD_STATUS_SUCCESS;
521 }
522 }
523 else
524 *pStatus = CMD_STATUS_RESOURCES;
525
526 return ;
527 }
528
529
530 /*+
531 *
532 * Routine Description:
533 * Start the station re-association procedure.
534 *
535 * Return Value:
536 * None.
537 *
538 -*/
539
540 void
541 vMgrReAssocBeginSta(
542 void *hDeviceContext,
543 PSMgmtObject pMgmt,
544 PCMD_STATUS pStatus
545 )
546 {
547 PSDevice pDevice = (PSDevice)hDeviceContext;
548 PSTxMgmtPacket pTxPacket;
549
550
551
552 pMgmt->wCurrCapInfo = 0;
553 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
554 if (pDevice->bEncryptionEnable) {
555 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
556 }
557
558 //if (pDevice->byPreambleType == 1) {
559 // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
560 //}
561 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
562
563 if (pMgmt->wListenInterval == 0)
564 pMgmt->wListenInterval = 1; // at least one.
565
566
567 // ERP Phy (802.11g) should support short preamble.
568 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
569 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
570 if (CARDbIsShorSlotTime(pMgmt->pAdapter) == true) {
571 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1);
572 }
573 } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) {
574 if (CARDbIsShortPreamble(pMgmt->pAdapter) == true) {
575 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
576 }
577 }
578 if (pMgmt->b11hEnable == true)
579 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1);
580
581
582 pTxPacket = s_MgrMakeReAssocRequest
583 (
584 pDevice,
585 pMgmt,
586 pMgmt->abyCurrBSSID,
587 pMgmt->wCurrCapInfo,
588 pMgmt->wListenInterval,
589 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
590 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
591 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
592 );
593
594 if (pTxPacket != NULL ){
595 /* send the frame */
596 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
597 if (*pStatus != CMD_STATUS_PENDING) {
598 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx failed.\n");
599 }
600 else {
601 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx sending.\n");
602 }
603 }
604
605
606 return ;
607 }
608
609 /*+
610 *
611 * Routine Description:
612 * Send an dis-association request frame to the AP.
613 *
614 * Return Value:
615 * None.
616 *
617 -*/
618
619 void
620 vMgrDisassocBeginSta(
621 void *hDeviceContext,
622 PSMgmtObject pMgmt,
623 unsigned char *abyDestAddress,
624 unsigned short wReason,
625 PCMD_STATUS pStatus
626 )
627 {
628 PSDevice pDevice = (PSDevice)hDeviceContext;
629 PSTxMgmtPacket pTxPacket = NULL;
630 WLAN_FR_DISASSOC sFrame;
631
632 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
633 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_DISASSOC_FR_MAXLEN);
634 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
635
636 // Setup the sFrame structure
637 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
638 sFrame.len = WLAN_DISASSOC_FR_MAXLEN;
639
640 // format fixed field frame structure
641 vMgrEncodeDisassociation(&sFrame);
642
643 // Setup the header
644 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
645 (
646 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
647 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DISASSOC)
648 ));
649
650 memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN);
651 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
652 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
653
654 // Set reason code
655 *(sFrame.pwReason) = cpu_to_le16(wReason);
656 pTxPacket->cbMPDULen = sFrame.len;
657 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
658
659 // send the frame
660 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
661 if (*pStatus == CMD_STATUS_PENDING) {
662 pMgmt->eCurrState = WMAC_STATE_IDLE;
663 *pStatus = CMD_STATUS_SUCCESS;
664 }
665
666 return;
667 }
668
669
670
671 /*+
672 *
673 * Routine Description:(AP function)
674 * Handle incoming station association request frames.
675 *
676 * Return Value:
677 * None.
678 *
679 -*/
680
681 static
682 void
683 s_vMgrRxAssocRequest(
684 PSDevice pDevice,
685 PSMgmtObject pMgmt,
686 PSRxMgmtPacket pRxPacket,
687 unsigned int uNodeIndex
688 )
689 {
690 WLAN_FR_ASSOCREQ sFrame;
691 CMD_STATUS Status;
692 PSTxMgmtPacket pTxPacket;
693 unsigned short wAssocStatus = 0;
694 unsigned short wAssocAID = 0;
695 unsigned int uRateLen = WLAN_RATES_MAXLEN;
696 unsigned char abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
697 unsigned char abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
698
699
700 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP)
701 return;
702 // node index not found
703 if (!uNodeIndex)
704 return;
705
706 //check if node is authenticated
707 //decode the frame
708 memset(&sFrame, 0, sizeof(WLAN_FR_ASSOCREQ));
709 memset(abyCurrSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
710 memset(abyCurrExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
711 sFrame.len = pRxPacket->cbMPDULen;
712 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
713
714 vMgrDecodeAssocRequest(&sFrame);
715
716 if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) {
717 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC;
718 pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo);
719 pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval);
720 pMgmt->sNodeDBTable[uNodeIndex].bPSEnable =
721 WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? true : false;
722 // Todo: check sta basic rate, if ap can't support, set status code
723 if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
724 uRateLen = WLAN_RATES_MAXLEN_11B;
725 }
726 abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
727 abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
728 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
729 uRateLen);
730 abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
731 if (pDevice->eCurrentPHYType == PHY_TYPE_11G) {
732 abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates,
733 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
734 uRateLen);
735 } else {
736 abyCurrExtSuppRates[1] = 0;
737 }
738
739
740 RATEvParseMaxRate((void *)pDevice,
741 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
742 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
743 false, // do not change our basic rate
744 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
745 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
746 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
747 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
748 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
749 );
750
751 // set max tx rate
752 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate =
753 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
754 #ifdef PLICE_DEBUG
755 printk("RxAssocRequest:wTxDataRate is %d\n",pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate);
756 #endif
757 // Todo: check sta preamble, if ap can't support, set status code
758 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble =
759 WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
760 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime =
761 WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
762 pMgmt->sNodeDBTable[uNodeIndex].wAID = (unsigned short)uNodeIndex;
763 wAssocStatus = WLAN_MGMT_STATUS_SUCCESS;
764 wAssocAID = (unsigned short)uNodeIndex;
765 // check if ERP support
766 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
767 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
768
769 if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) {
770 // B only STA join
771 pDevice->bProtectMode = true;
772 pDevice->bNonERPPresent = true;
773 }
774 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == false) {
775 pDevice->bBarkerPreambleMd = true;
776 }
777
778 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Associate AID= %d \n", wAssocAID);
779 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n",
780 sFrame.pHdr->sA3.abyAddr2[0],
781 sFrame.pHdr->sA3.abyAddr2[1],
782 sFrame.pHdr->sA3.abyAddr2[2],
783 sFrame.pHdr->sA3.abyAddr2[3],
784 sFrame.pHdr->sA3.abyAddr2[4],
785 sFrame.pHdr->sA3.abyAddr2[5]
786 ) ;
787 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n",
788 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate);
789 }//else { TODO: received STA under state1 handle }
790 else {
791 return;
792 }
793
794
795 // assoc response reply..
796 pTxPacket = s_MgrMakeAssocResponse
797 (
798 pDevice,
799 pMgmt,
800 pMgmt->wCurrCapInfo,
801 wAssocStatus,
802 wAssocAID,
803 sFrame.pHdr->sA3.abyAddr2,
804 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
805 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
806 );
807 if (pTxPacket != NULL ){
808
809 if (pDevice->bEnableHostapd) {
810 return;
811 }
812 /* send the frame */
813 Status = csMgmt_xmit(pDevice, pTxPacket);
814 if (Status != CMD_STATUS_PENDING) {
815 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx failed\n");
816 }
817 else {
818 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx sending..\n");
819 }
820
821 }
822
823 return;
824 }
825
826
827 /*+
828 *
829 * Description:(AP function)
830 * Handle incoming station re-association request frames.
831 *
832 * Parameters:
833 * In:
834 * pMgmt - Management Object structure
835 * pRxPacket - Received Packet
836 * Out:
837 * none
838 *
839 * Return Value: None.
840 *
841 -*/
842
843 static
844 void
845 s_vMgrRxReAssocRequest(
846 PSDevice pDevice,
847 PSMgmtObject pMgmt,
848 PSRxMgmtPacket pRxPacket,
849 unsigned int uNodeIndex
850 )
851 {
852 WLAN_FR_REASSOCREQ sFrame;
853 CMD_STATUS Status;
854 PSTxMgmtPacket pTxPacket;
855 unsigned short wAssocStatus = 0;
856 unsigned short wAssocAID = 0;
857 unsigned int uRateLen = WLAN_RATES_MAXLEN;
858 unsigned char abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
859 unsigned char abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
860
861 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP)
862 return;
863 // node index not found
864 if (!uNodeIndex)
865 return;
866 //check if node is authenticated
867 //decode the frame
868 memset(&sFrame, 0, sizeof(WLAN_FR_REASSOCREQ));
869 sFrame.len = pRxPacket->cbMPDULen;
870 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
871 vMgrDecodeReassocRequest(&sFrame);
872
873 if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) {
874 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC;
875 pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo);
876 pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval);
877 pMgmt->sNodeDBTable[uNodeIndex].bPSEnable =
878 WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? true : false;
879 // Todo: check sta basic rate, if ap can't support, set status code
880
881 if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
882 uRateLen = WLAN_RATES_MAXLEN_11B;
883 }
884
885 abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
886 abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
887 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
888 uRateLen);
889 abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
890 if (pDevice->eCurrentPHYType == PHY_TYPE_11G) {
891 abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates,
892 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
893 uRateLen);
894 } else {
895 abyCurrExtSuppRates[1] = 0;
896 }
897
898
899 RATEvParseMaxRate((void *)pDevice,
900 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
901 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
902 false, // do not change our basic rate
903 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
904 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
905 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
906 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
907 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
908 );
909
910 // set max tx rate
911 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate =
912 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
913 #ifdef PLICE_DEBUG
914 printk("RxReAssocRequest:TxDataRate is %d\n",pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate);
915 #endif
916 // Todo: check sta preamble, if ap can't support, set status code
917 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble =
918 WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
919 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime =
920 WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
921 pMgmt->sNodeDBTable[uNodeIndex].wAID = (unsigned short)uNodeIndex;
922 wAssocStatus = WLAN_MGMT_STATUS_SUCCESS;
923 wAssocAID = (unsigned short)uNodeIndex;
924
925 // if suppurt ERP
926 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
927 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
928
929 if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) {
930 // B only STA join
931 pDevice->bProtectMode = true;
932 pDevice->bNonERPPresent = true;
933 }
934 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == false) {
935 pDevice->bBarkerPreambleMd = true;
936 }
937
938 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Rx ReAssociate AID= %d \n", wAssocAID);
939 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n",
940 sFrame.pHdr->sA3.abyAddr2[0],
941 sFrame.pHdr->sA3.abyAddr2[1],
942 sFrame.pHdr->sA3.abyAddr2[2],
943 sFrame.pHdr->sA3.abyAddr2[3],
944 sFrame.pHdr->sA3.abyAddr2[4],
945 sFrame.pHdr->sA3.abyAddr2[5]
946 ) ;
947 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n",
948 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate);
949
950 }
951
952
953 // assoc response reply..
954 pTxPacket = s_MgrMakeReAssocResponse
955 (
956 pDevice,
957 pMgmt,
958 pMgmt->wCurrCapInfo,
959 wAssocStatus,
960 wAssocAID,
961 sFrame.pHdr->sA3.abyAddr2,
962 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
963 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
964 );
965
966 if (pTxPacket != NULL ){
967 /* send the frame */
968 if (pDevice->bEnableHostapd) {
969 return;
970 }
971 Status = csMgmt_xmit(pDevice, pTxPacket);
972 if (Status != CMD_STATUS_PENDING) {
973 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx failed\n");
974 }
975 else {
976 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx sending..\n");
977 }
978 }
979 return;
980 }
981
982
983 /*+
984 *
985 * Routine Description:
986 * Handle incoming association response frames.
987 *
988 * Return Value:
989 * None.
990 *
991 -*/
992
993 static
994 void
995 s_vMgrRxAssocResponse(
996 PSDevice pDevice,
997 PSMgmtObject pMgmt,
998 PSRxMgmtPacket pRxPacket,
999 bool bReAssocType
1000 )
1001 {
1002 WLAN_FR_ASSOCRESP sFrame;
1003 PWLAN_IE_SSID pItemSSID;
1004 unsigned char *pbyIEs;
1005 viawget_wpa_header *wpahdr;
1006
1007
1008
1009 if (pMgmt->eCurrState == WMAC_STATE_ASSOCPENDING ||
1010 pMgmt->eCurrState == WMAC_STATE_ASSOC) {
1011
1012 sFrame.len = pRxPacket->cbMPDULen;
1013 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1014 // decode the frame
1015 vMgrDecodeAssocResponse(&sFrame);
1016 if ((sFrame.pwCapInfo == 0) ||
1017 (sFrame.pwStatus == 0) ||
1018 (sFrame.pwAid == 0) ||
1019 (sFrame.pSuppRates == 0)){
1020 DBG_PORT80(0xCC);
1021 return;
1022 }
1023
1024 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.Capabilities = *(sFrame.pwCapInfo);
1025 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.StatusCode = *(sFrame.pwStatus);
1026 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.AssociationId = *(sFrame.pwAid);
1027 pMgmt->sAssocInfo.AssocInfo.AvailableResponseFixedIEs |= 0x07;
1028
1029 pMgmt->sAssocInfo.AssocInfo.ResponseIELength = sFrame.len - 24 - 6;
1030 pMgmt->sAssocInfo.AssocInfo.OffsetResponseIEs = pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs + pMgmt->sAssocInfo.AssocInfo.RequestIELength;
1031 pbyIEs = pMgmt->sAssocInfo.abyIEs;
1032 pbyIEs += pMgmt->sAssocInfo.AssocInfo.RequestIELength;
1033 memcpy(pbyIEs, (sFrame.pBuf + 24 +6), pMgmt->sAssocInfo.AssocInfo.ResponseIELength);
1034
1035 // save values and set current BSS state
1036 if (cpu_to_le16((*(sFrame.pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
1037 // set AID
1038 pMgmt->wCurrAID = cpu_to_le16((*(sFrame.pwAid)));
1039 if ( (pMgmt->wCurrAID >> 14) != (BIT0 | BIT1) )
1040 {
1041 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "AID from AP, has two msb clear.\n");
1042 }
1043 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Association Successful, AID=%d.\n", pMgmt->wCurrAID & ~(BIT14|BIT15));
1044 pMgmt->eCurrState = WMAC_STATE_ASSOC;
1045 BSSvUpdateAPNode((void *)pDevice, sFrame.pwCapInfo, sFrame.pSuppRates, sFrame.pExtSuppRates);
1046 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
1047 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Link with AP(SSID): %s\n", pItemSSID->abySSID);
1048 pDevice->bLinkPass = true;
1049 pDevice->uBBVGADiffCount = 0;
1050 if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1051 if(skb_tailroom(pDevice->skb) <(sizeof(viawget_wpa_header)+pMgmt->sAssocInfo.AssocInfo.ResponseIELength+
1052 pMgmt->sAssocInfo.AssocInfo.RequestIELength)) { //data room not enough
1053 dev_kfree_skb(pDevice->skb);
1054 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1055 }
1056 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1057 wpahdr->type = VIAWGET_ASSOC_MSG;
1058 wpahdr->resp_ie_len = pMgmt->sAssocInfo.AssocInfo.ResponseIELength;
1059 wpahdr->req_ie_len = pMgmt->sAssocInfo.AssocInfo.RequestIELength;
1060 memcpy(pDevice->skb->data + sizeof(viawget_wpa_header), pMgmt->sAssocInfo.abyIEs, wpahdr->req_ie_len);
1061 memcpy(pDevice->skb->data + sizeof(viawget_wpa_header) + wpahdr->req_ie_len,
1062 pbyIEs,
1063 wpahdr->resp_ie_len
1064 );
1065 skb_put(pDevice->skb, sizeof(viawget_wpa_header) + wpahdr->resp_ie_len + wpahdr->req_ie_len);
1066 pDevice->skb->dev = pDevice->wpadev;
1067 skb_reset_mac_header(pDevice->skb);
1068 pDevice->skb->pkt_type = PACKET_HOST;
1069 pDevice->skb->protocol = htons(ETH_P_802_2);
1070 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1071 netif_rx(pDevice->skb);
1072 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1073 }
1074
1075 //2008-0409-07, <Add> by Einsn Liu
1076 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1077 //if(pDevice->bWPADevEnable == true)
1078 {
1079 unsigned char buf[512];
1080 size_t len;
1081 union iwreq_data wrqu;
1082 int we_event;
1083
1084 memset(buf, 0, 512);
1085
1086 len = pMgmt->sAssocInfo.AssocInfo.RequestIELength;
1087 if(len) {
1088 memcpy(buf, pMgmt->sAssocInfo.abyIEs, len);
1089 memset(&wrqu, 0, sizeof (wrqu));
1090 wrqu.data.length = len;
1091 we_event = IWEVASSOCREQIE;
1092 wireless_send_event(pDevice->dev, we_event, &wrqu, buf);
1093 }
1094
1095 memset(buf, 0, 512);
1096 len = pMgmt->sAssocInfo.AssocInfo.ResponseIELength;
1097
1098 if(len) {
1099 memcpy(buf, pbyIEs, len);
1100 memset(&wrqu, 0, sizeof (wrqu));
1101 wrqu.data.length = len;
1102 we_event = IWEVASSOCRESPIE;
1103 wireless_send_event(pDevice->dev, we_event, &wrqu, buf);
1104 }
1105
1106
1107 memset(&wrqu, 0, sizeof (wrqu));
1108 memcpy(wrqu.ap_addr.sa_data, &pMgmt->abyCurrBSSID[0], ETH_ALEN);
1109 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1110 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1111 }
1112 #endif //#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1113 //End Add -- //2008-0409-07, <Add> by Einsn Liu
1114 }
1115 else {
1116 if (bReAssocType) {
1117 pMgmt->eCurrState = WMAC_STATE_IDLE;
1118 }
1119 else {
1120 // jump back to the auth state and indicate the error
1121 pMgmt->eCurrState = WMAC_STATE_AUTH;
1122 }
1123 s_vMgrLogStatus(pMgmt,cpu_to_le16((*(sFrame.pwStatus))));
1124 }
1125
1126 }
1127
1128 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1129 //need clear flags related to Networkmanager
1130
1131 pDevice->bwextcount = 0;
1132 pDevice->bWPASuppWextEnabled = false;
1133 #endif
1134
1135
1136 if(pMgmt->eCurrState == WMAC_STATE_ASSOC)
1137 timer_expire(pDevice->sTimerCommand, 0);
1138 return;
1139 }
1140
1141
1142
1143 /*+
1144 *
1145 * Routine Description:
1146 * Start the station authentication procedure. Namely, send an
1147 * authentication frame to the AP.
1148 *
1149 * Return Value:
1150 * None.
1151 *
1152 -*/
1153
1154 void
1155 vMgrAuthenBeginSta(
1156 void *hDeviceContext,
1157 PSMgmtObject pMgmt,
1158 PCMD_STATUS pStatus
1159 )
1160 {
1161 PSDevice pDevice = (PSDevice)hDeviceContext;
1162 WLAN_FR_AUTHEN sFrame;
1163 PSTxMgmtPacket pTxPacket = NULL;
1164
1165 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
1166 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN);
1167 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
1168 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
1169 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1170 vMgrEncodeAuthen(&sFrame);
1171 /* insert values */
1172 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1173 (
1174 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1175 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)
1176 ));
1177 memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
1178 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1179 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1180 if (pMgmt->bShareKeyAlgorithm)
1181 *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_SHAREDKEY);
1182 else
1183 *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_OPENSYSTEM);
1184
1185 *(sFrame.pwAuthSequence) = cpu_to_le16(1);
1186 /* Adjust the length fields */
1187 pTxPacket->cbMPDULen = sFrame.len;
1188 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1189
1190 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
1191 if (*pStatus == CMD_STATUS_PENDING){
1192 pMgmt->eCurrState = WMAC_STATE_AUTHPENDING;
1193 *pStatus = CMD_STATUS_SUCCESS;
1194 }
1195
1196 return ;
1197 }
1198
1199
1200
1201 /*+
1202 *
1203 * Routine Description:
1204 * Start the station(AP) deauthentication procedure. Namely, send an
1205 * deauthentication frame to the AP or Sta.
1206 *
1207 * Return Value:
1208 * None.
1209 *
1210 -*/
1211
1212 void
1213 vMgrDeAuthenBeginSta(
1214 void *hDeviceContext,
1215 PSMgmtObject pMgmt,
1216 unsigned char *abyDestAddress,
1217 unsigned short wReason,
1218 PCMD_STATUS pStatus
1219 )
1220 {
1221 PSDevice pDevice = (PSDevice)hDeviceContext;
1222 WLAN_FR_DEAUTHEN sFrame;
1223 PSTxMgmtPacket pTxPacket = NULL;
1224
1225
1226 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
1227 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_DEAUTHEN_FR_MAXLEN);
1228 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
1229 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
1230 sFrame.len = WLAN_DEAUTHEN_FR_MAXLEN;
1231 vMgrEncodeDeauthen(&sFrame);
1232 /* insert values */
1233 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1234 (
1235 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1236 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DEAUTHEN)
1237 ));
1238
1239 memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN);
1240 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1241 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1242
1243 *(sFrame.pwReason) = cpu_to_le16(wReason); // deauthen. bcs left BSS
1244 /* Adjust the length fields */
1245 pTxPacket->cbMPDULen = sFrame.len;
1246 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1247
1248 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
1249 if (*pStatus == CMD_STATUS_PENDING){
1250 *pStatus = CMD_STATUS_SUCCESS;
1251 }
1252
1253
1254 return ;
1255 }
1256
1257
1258 /*+
1259 *
1260 * Routine Description:
1261 * Handle incoming authentication frames.
1262 *
1263 * Return Value:
1264 * None.
1265 *
1266 -*/
1267
1268 static
1269 void
1270 s_vMgrRxAuthentication(
1271 PSDevice pDevice,
1272 PSMgmtObject pMgmt,
1273 PSRxMgmtPacket pRxPacket
1274 )
1275 {
1276 WLAN_FR_AUTHEN sFrame;
1277
1278 // we better be an AP or a STA in AUTHPENDING otherwise ignore
1279 if (!(pMgmt->eCurrMode == WMAC_MODE_ESS_AP ||
1280 pMgmt->eCurrState == WMAC_STATE_AUTHPENDING)) {
1281 return;
1282 }
1283
1284 // decode the frame
1285 sFrame.len = pRxPacket->cbMPDULen;
1286 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1287 vMgrDecodeAuthen(&sFrame);
1288 switch (cpu_to_le16((*(sFrame.pwAuthSequence )))){
1289 case 1:
1290 //AP funciton
1291 s_vMgrRxAuthenSequence_1(pDevice,pMgmt, &sFrame);
1292 break;
1293 case 2:
1294 s_vMgrRxAuthenSequence_2(pDevice, pMgmt, &sFrame);
1295 break;
1296 case 3:
1297 //AP funciton
1298 s_vMgrRxAuthenSequence_3(pDevice, pMgmt, &sFrame);
1299 break;
1300 case 4:
1301 s_vMgrRxAuthenSequence_4(pDevice, pMgmt, &sFrame);
1302 break;
1303 default:
1304 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Auth Sequence error, seq = %d\n",
1305 cpu_to_le16((*(sFrame.pwAuthSequence))));
1306 break;
1307 }
1308 return;
1309 }
1310
1311
1312
1313 /*+
1314 *
1315 * Routine Description:
1316 * Handles incoming authen frames with sequence 1. Currently
1317 * assumes we're an AP. So far, no one appears to use authentication
1318 * in Ad-Hoc mode.
1319 *
1320 * Return Value:
1321 * None.
1322 *
1323 -*/
1324
1325
1326 static
1327 void
1328 s_vMgrRxAuthenSequence_1(
1329 PSDevice pDevice,
1330 PSMgmtObject pMgmt,
1331 PWLAN_FR_AUTHEN pFrame
1332 )
1333 {
1334 PSTxMgmtPacket pTxPacket = NULL;
1335 unsigned int uNodeIndex;
1336 WLAN_FR_AUTHEN sFrame;
1337 PSKeyItem pTransmitKey;
1338
1339 // Insert a Node entry
1340 if (!BSSDBbIsSTAInNodeDB(pMgmt, pFrame->pHdr->sA3.abyAddr2, &uNodeIndex)) {
1341 BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex);
1342 memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, pFrame->pHdr->sA3.abyAddr2,
1343 WLAN_ADDR_LEN);
1344 }
1345
1346 if (pMgmt->bShareKeyAlgorithm) {
1347 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_KNOWN;
1348 pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 1;
1349 }
1350 else {
1351 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH;
1352 }
1353
1354 // send auth reply
1355 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
1356 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN);
1357 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
1358 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
1359 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1360 // format buffer structure
1361 vMgrEncodeAuthen(&sFrame);
1362 // insert values
1363 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1364 (
1365 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1366 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1367 WLAN_SET_FC_ISWEP(0)
1368 ));
1369 memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1370 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1371 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1372 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1373 *(sFrame.pwAuthSequence) = cpu_to_le16(2);
1374
1375 if (cpu_to_le16(*(pFrame->pwAuthAlgorithm)) == WLAN_AUTH_ALG_SHAREDKEY) {
1376 if (pMgmt->bShareKeyAlgorithm)
1377 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1378 else
1379 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG);
1380 }
1381 else {
1382 if (pMgmt->bShareKeyAlgorithm)
1383 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG);
1384 else
1385 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1386 }
1387
1388 if (pMgmt->bShareKeyAlgorithm &&
1389 (cpu_to_le16(*(sFrame.pwStatus)) == WLAN_MGMT_STATUS_SUCCESS)) {
1390
1391 sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len);
1392 sFrame.len += WLAN_CHALLENGE_IE_LEN;
1393 sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE;
1394 sFrame.pChallenge->len = WLAN_CHALLENGE_LEN;
1395 memset(pMgmt->abyChallenge, 0, WLAN_CHALLENGE_LEN);
1396 // get group key
1397 if(KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, GROUP_KEY, &pTransmitKey) == true) {
1398 rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength+3);
1399 rc4_encrypt(&pDevice->SBox, pMgmt->abyChallenge, pMgmt->abyChallenge, WLAN_CHALLENGE_LEN);
1400 }
1401 memcpy(sFrame.pChallenge->abyChallenge, pMgmt->abyChallenge , WLAN_CHALLENGE_LEN);
1402 }
1403
1404 /* Adjust the length fields */
1405 pTxPacket->cbMPDULen = sFrame.len;
1406 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1407 // send the frame
1408 if (pDevice->bEnableHostapd) {
1409 return;
1410 }
1411 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx.. \n");
1412 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1413 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx failed.\n");
1414 }
1415 return;
1416 }
1417
1418
1419
1420 /*+
1421 *
1422 * Routine Description:
1423 * Handles incoming auth frames with sequence number 2. Currently
1424 * assumes we're a station.
1425 *
1426 *
1427 * Return Value:
1428 * None.
1429 *
1430 -*/
1431
1432 static
1433 void
1434 s_vMgrRxAuthenSequence_2(
1435 PSDevice pDevice,
1436 PSMgmtObject pMgmt,
1437 PWLAN_FR_AUTHEN pFrame
1438 )
1439 {
1440 WLAN_FR_AUTHEN sFrame;
1441 PSTxMgmtPacket pTxPacket = NULL;
1442
1443
1444 switch (cpu_to_le16((*(pFrame->pwAuthAlgorithm))))
1445 {
1446 case WLAN_AUTH_ALG_OPENSYSTEM:
1447 if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
1448 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Successful.\n");
1449 pMgmt->eCurrState = WMAC_STATE_AUTH;
1450 timer_expire(pDevice->sTimerCommand, 0);
1451 }
1452 else {
1453 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Failed.\n");
1454 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))));
1455 pMgmt->eCurrState = WMAC_STATE_IDLE;
1456 }
1457 if (pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) {
1458 // spin_unlock_irq(&pDevice->lock);
1459 // vCommandTimerWait((void *)pDevice, 0);
1460 // spin_lock_irq(&pDevice->lock);
1461 }
1462
1463 break;
1464
1465 case WLAN_AUTH_ALG_SHAREDKEY:
1466
1467 if (cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS) {
1468 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
1469 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN);
1470 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
1471 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
1472 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1473 // format buffer structure
1474 vMgrEncodeAuthen(&sFrame);
1475 // insert values
1476 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1477 (
1478 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1479 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1480 WLAN_SET_FC_ISWEP(1)
1481 ));
1482 memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1483 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1484 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1485 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1486 *(sFrame.pwAuthSequence) = cpu_to_le16(3);
1487 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1488 sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len);
1489 sFrame.len += WLAN_CHALLENGE_IE_LEN;
1490 sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE;
1491 sFrame.pChallenge->len = WLAN_CHALLENGE_LEN;
1492 memcpy( sFrame.pChallenge->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN);
1493 // Adjust the length fields
1494 pTxPacket->cbMPDULen = sFrame.len;
1495 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1496 // send the frame
1497 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1498 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx failed.\n");
1499 }
1500 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx ...\n");
1501 }
1502 else {
1503 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:rx Auth_reply sequence_2 status error ...\n");
1504 if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) {
1505 // spin_unlock_irq(&pDevice->lock);
1506 // vCommandTimerWait((void *)pDevice, 0);
1507 // spin_lock_irq(&pDevice->lock);
1508 }
1509 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))));
1510 }
1511 break;
1512 default:
1513 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt: rx auth.seq = 2 unknown AuthAlgorithm=%d\n", cpu_to_le16((*(pFrame->pwAuthAlgorithm))));
1514 break;
1515 }
1516 return;
1517 }
1518
1519
1520
1521 /*+
1522 *
1523 * Routine Description:
1524 * Handles incoming authen frames with sequence 3. Currently
1525 * assumes we're an AP. This function assumes the frame has
1526 * already been successfully decrypted.
1527 *
1528 *
1529 * Return Value:
1530 * None.
1531 *
1532 -*/
1533
1534 static
1535 void
1536 s_vMgrRxAuthenSequence_3(
1537 PSDevice pDevice,
1538 PSMgmtObject pMgmt,
1539 PWLAN_FR_AUTHEN pFrame
1540 )
1541 {
1542 PSTxMgmtPacket pTxPacket = NULL;
1543 unsigned int uStatusCode = 0 ;
1544 unsigned int uNodeIndex = 0;
1545 WLAN_FR_AUTHEN sFrame;
1546
1547 if (!WLAN_GET_FC_ISWEP(pFrame->pHdr->sA3.wFrameCtl)) {
1548 uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL;
1549 goto reply;
1550 }
1551 if (BSSDBbIsSTAInNodeDB(pMgmt, pFrame->pHdr->sA3.abyAddr2, &uNodeIndex)) {
1552 if (pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence != 1) {
1553 uStatusCode = WLAN_MGMT_STATUS_RX_AUTH_NOSEQ;
1554 goto reply;
1555 }
1556 if (memcmp(pMgmt->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN) != 0) {
1557 uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL;
1558 goto reply;
1559 }
1560 }
1561 else {
1562 uStatusCode = WLAN_MGMT_STATUS_UNSPEC_FAILURE;
1563 goto reply;
1564 }
1565
1566 if (uNodeIndex) {
1567 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH;
1568 pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 0;
1569 }
1570 uStatusCode = WLAN_MGMT_STATUS_SUCCESS;
1571 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Challenge text check ok..\n");
1572
1573 reply:
1574 // send auth reply
1575 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
1576 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN);
1577 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
1578 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
1579 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1580 // format buffer structure
1581 vMgrEncodeAuthen(&sFrame);
1582 /* insert values */
1583 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1584 (
1585 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1586 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1587 WLAN_SET_FC_ISWEP(0)
1588 ));
1589 memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1590 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1591 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1592 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1593 *(sFrame.pwAuthSequence) = cpu_to_le16(4);
1594 *(sFrame.pwStatus) = cpu_to_le16(uStatusCode);
1595
1596 /* Adjust the length fields */
1597 pTxPacket->cbMPDULen = sFrame.len;
1598 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1599 // send the frame
1600 if (pDevice->bEnableHostapd) {
1601 return;
1602 }
1603 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1604 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_4 tx failed.\n");
1605 }
1606 return;
1607
1608 }
1609
1610
1611
1612 /*+
1613 *
1614 * Routine Description:
1615 * Handles incoming authen frames with sequence 4
1616 *
1617 *
1618 * Return Value:
1619 * None.
1620 *
1621 -*/
1622 static
1623 void
1624 s_vMgrRxAuthenSequence_4(
1625 PSDevice pDevice,
1626 PSMgmtObject pMgmt,
1627 PWLAN_FR_AUTHEN pFrame
1628 )
1629 {
1630
1631 if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
1632 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Successful.\n");
1633 pMgmt->eCurrState = WMAC_STATE_AUTH;
1634 timer_expire(pDevice->sTimerCommand, 0);
1635 }
1636 else{
1637 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Failed.\n");
1638 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))) );
1639 pMgmt->eCurrState = WMAC_STATE_IDLE;
1640 }
1641
1642 if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) {
1643 // spin_unlock_irq(&pDevice->lock);
1644 // vCommandTimerWait((void *)pDevice, 0);
1645 // spin_lock_irq(&pDevice->lock);
1646 }
1647
1648 }
1649
1650 /*+
1651 *
1652 * Routine Description:
1653 * Handles incoming disassociation frames
1654 *
1655 *
1656 * Return Value:
1657 * None.
1658 *
1659 -*/
1660
1661 static
1662 void
1663 s_vMgrRxDisassociation(
1664 PSDevice pDevice,
1665 PSMgmtObject pMgmt,
1666 PSRxMgmtPacket pRxPacket
1667 )
1668 {
1669 WLAN_FR_DISASSOC sFrame;
1670 unsigned int uNodeIndex = 0;
1671 // CMD_STATUS CmdStatus;
1672 viawget_wpa_header *wpahdr;
1673
1674 if ( pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){
1675 // if is acting an AP..
1676 // a STA is leaving this BSS..
1677 sFrame.len = pRxPacket->cbMPDULen;
1678 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1679 if (BSSDBbIsSTAInNodeDB(pMgmt, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) {
1680 BSSvRemoveOneNode(pDevice, uNodeIndex);
1681 }
1682 else {
1683 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx disassoc, sta not found\n");
1684 }
1685 }
1686 else if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ){
1687 sFrame.len = pRxPacket->cbMPDULen;
1688 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1689 vMgrDecodeDisassociation(&sFrame);
1690 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP disassociated me, reason=%d.\n", cpu_to_le16(*(sFrame.pwReason)));
1691 //TODO: do something let upper layer know or
1692 //try to send associate packet again because of inactivity timeout
1693 // if (pMgmt->eCurrState == WMAC_STATE_ASSOC) {
1694 // vMgrReAssocBeginSta((PSDevice)pDevice, pMgmt, &CmdStatus);
1695 // }
1696 if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1697 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1698 wpahdr->type = VIAWGET_DISASSOC_MSG;
1699 wpahdr->resp_ie_len = 0;
1700 wpahdr->req_ie_len = 0;
1701 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1702 pDevice->skb->dev = pDevice->wpadev;
1703 skb_reset_mac_header(pDevice->skb);
1704
1705 pDevice->skb->pkt_type = PACKET_HOST;
1706 pDevice->skb->protocol = htons(ETH_P_802_2);
1707 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1708 netif_rx(pDevice->skb);
1709 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1710 }
1711
1712 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1713 // if(pDevice->bWPASuppWextEnabled == true)
1714 {
1715 union iwreq_data wrqu;
1716 memset(&wrqu, 0, sizeof (wrqu));
1717 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1718 printk("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1719 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1720 }
1721 #endif
1722 }
1723 /* else, ignore it */
1724
1725 return;
1726 }
1727
1728
1729 /*+
1730 *
1731 * Routine Description:
1732 * Handles incoming deauthentication frames
1733 *
1734 *
1735 * Return Value:
1736 * None.
1737 *
1738 -*/
1739
1740 static
1741 void
1742 s_vMgrRxDeauthentication(
1743 PSDevice pDevice,
1744 PSMgmtObject pMgmt,
1745 PSRxMgmtPacket pRxPacket
1746 )
1747 {
1748 WLAN_FR_DEAUTHEN sFrame;
1749 unsigned int uNodeIndex = 0;
1750 viawget_wpa_header *wpahdr;
1751
1752
1753 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){
1754 //Todo:
1755 // if is acting an AP..
1756 // a STA is leaving this BSS..
1757 sFrame.len = pRxPacket->cbMPDULen;
1758 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1759 if (BSSDBbIsSTAInNodeDB(pMgmt, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) {
1760 BSSvRemoveOneNode(pDevice, uNodeIndex);
1761 }
1762 else {
1763 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Rx deauth, sta not found\n");
1764 }
1765 }
1766 else {
1767 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ) {
1768 sFrame.len = pRxPacket->cbMPDULen;
1769 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1770 vMgrDecodeDeauthen(&sFrame);
1771 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP deauthed me, reason=%d.\n", cpu_to_le16((*(sFrame.pwReason))));
1772 // TODO: update BSS list for specific BSSID if pre-authentication case
1773 if (!compare_ether_addr(sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID)) {
1774 if (pMgmt->eCurrState >= WMAC_STATE_AUTHPENDING) {
1775 pMgmt->sNodeDBTable[0].bActive = false;
1776 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1777 pMgmt->eCurrState = WMAC_STATE_IDLE;
1778 netif_stop_queue(pDevice->dev);
1779 pDevice->bLinkPass = false;
1780 }
1781 }
1782
1783 if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1784 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1785 wpahdr->type = VIAWGET_DISASSOC_MSG;
1786 wpahdr->resp_ie_len = 0;
1787 wpahdr->req_ie_len = 0;
1788 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1789 pDevice->skb->dev = pDevice->wpadev;
1790 skb_reset_mac_header(pDevice->skb);
1791 pDevice->skb->pkt_type = PACKET_HOST;
1792 pDevice->skb->protocol = htons(ETH_P_802_2);
1793 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1794 netif_rx(pDevice->skb);
1795 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1796 }
1797
1798 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1799 // if(pDevice->bWPASuppWextEnabled == true)
1800 {
1801 union iwreq_data wrqu;
1802 memset(&wrqu, 0, sizeof (wrqu));
1803 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1804 PRINT_K("wireless_send_event--->SIOCGIWAP(disauthen)\n");
1805 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1806 }
1807 #endif
1808
1809 }
1810 /* else, ignore it. TODO: IBSS authentication service
1811 would be implemented here */
1812 };
1813 return;
1814 }
1815
1816
1817 //2008-8-4 <add> by chester
1818 /*+
1819 *
1820 * Routine Description:
1821 * check if current channel is match ZoneType.
1822 *for USA:1~11;
1823 * Japan:1~13;
1824 * Europe:1~13
1825 * Return Value:
1826 * True:exceed;
1827 * False:normal case
1828 -*/
1829 static bool
1830 ChannelExceedZoneType(
1831 PSDevice pDevice,
1832 unsigned char byCurrChannel
1833 )
1834 {
1835 bool exceed=false;
1836
1837 switch(pDevice->byZoneType) {
1838 case 0x00: //USA:1~11
1839 if((byCurrChannel<1) ||(byCurrChannel>11))
1840 exceed = true;
1841 break;
1842 case 0x01: //Japan:1~13
1843 case 0x02: //Europe:1~13
1844 if((byCurrChannel<1) ||(byCurrChannel>13))
1845 exceed = true;
1846 break;
1847 default: //reserve for other zonetype
1848 break;
1849 }
1850
1851 return exceed;
1852 }
1853
1854
1855 /*+
1856 *
1857 * Routine Description:
1858 * Handles and analysis incoming beacon frames.
1859 *
1860 *
1861 * Return Value:
1862 * None.
1863 *
1864 -*/
1865
1866 static
1867 void
1868 s_vMgrRxBeacon(
1869 PSDevice pDevice,
1870 PSMgmtObject pMgmt,
1871 PSRxMgmtPacket pRxPacket,
1872 bool bInScan
1873 )
1874 {
1875
1876 PKnownBSS pBSSList;
1877 WLAN_FR_BEACON sFrame;
1878 QWORD qwTSFOffset;
1879 bool bIsBSSIDEqual = false;
1880 bool bIsSSIDEqual = false;
1881 bool bTSFLargeDiff = false;
1882 bool bTSFOffsetPostive = false;
1883 bool bUpdateTSF = false;
1884 bool bIsAPBeacon = false;
1885 bool bIsChannelEqual = false;
1886 unsigned int uLocateByteIndex;
1887 unsigned char byTIMBitOn = 0;
1888 unsigned short wAIDNumber = 0;
1889 unsigned int uNodeIndex;
1890 QWORD qwTimestamp, qwLocalTSF;
1891 QWORD qwCurrTSF;
1892 unsigned short wStartIndex = 0;
1893 unsigned short wAIDIndex = 0;
1894 unsigned char byCurrChannel = pRxPacket->byRxChannel;
1895 ERPObject sERP;
1896 unsigned int uRateLen = WLAN_RATES_MAXLEN;
1897 bool bChannelHit = false;
1898 bool bUpdatePhyParameter = false;
1899 unsigned char byIEChannel = 0;
1900
1901
1902 memset(&sFrame, 0, sizeof(WLAN_FR_BEACON));
1903 sFrame.len = pRxPacket->cbMPDULen;
1904 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
1905
1906 // decode the beacon frame
1907 vMgrDecodeBeacon(&sFrame);
1908
1909 if ((sFrame.pwBeaconInterval == 0) ||
1910 (sFrame.pwCapInfo == 0) ||
1911 (sFrame.pSSID == 0) ||
1912 (sFrame.pSuppRates == 0) ) {
1913 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx beacon frame error\n");
1914 return;
1915 }
1916
1917
1918 if (sFrame.pDSParms != NULL) {
1919 if (byCurrChannel > CB_MAX_CHANNEL_24G) {
1920 // channel remapping to
1921 byIEChannel = get_channel_mapping(pDevice, sFrame.pDSParms->byCurrChannel, PHY_TYPE_11A);
1922 } else {
1923 byIEChannel = sFrame.pDSParms->byCurrChannel;
1924 }
1925 if (byCurrChannel != byIEChannel) {
1926 // adjust channel info. bcs we rcv adjcent channel pakckets
1927 bChannelHit = false;
1928 byCurrChannel = byIEChannel;
1929 }
1930 } else {
1931 // no DS channel info
1932 bChannelHit = true;
1933 }
1934 //2008-0730-01<Add>by MikeLiu
1935 if(ChannelExceedZoneType(pDevice,byCurrChannel)==true)
1936 return;
1937
1938 if (sFrame.pERP != NULL) {
1939 sERP.byERP = sFrame.pERP->byContext;
1940 sERP.bERPExist = true;
1941
1942 } else {
1943 sERP.bERPExist = false;
1944 sERP.byERP = 0;
1945 }
1946
1947 pBSSList = BSSpAddrIsInBSSList((void *)pDevice, sFrame.pHdr->sA3.abyAddr3, sFrame.pSSID);
1948 if (pBSSList == NULL) {
1949 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon/insert: RxChannel = : %d\n", byCurrChannel);
1950 BSSbInsertToBSSList((void *)pDevice,
1951 sFrame.pHdr->sA3.abyAddr3,
1952 *sFrame.pqwTimestamp,
1953 *sFrame.pwBeaconInterval,
1954 *sFrame.pwCapInfo,
1955 byCurrChannel,
1956 sFrame.pSSID,
1957 sFrame.pSuppRates,
1958 sFrame.pExtSuppRates,
1959 &sERP,
1960 sFrame.pRSN,
1961 sFrame.pRSNWPA,
1962 sFrame.pIE_Country,
1963 sFrame.pIE_Quiet,
1964 sFrame.len - WLAN_HDR_ADDR3_LEN,
1965 sFrame.pHdr->sA4.abyAddr4, // payload of beacon
1966 (void *)pRxPacket
1967 );
1968 }
1969 else {
1970 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"update bcn: RxChannel = : %d\n", byCurrChannel);
1971 BSSbUpdateToBSSList((void *)pDevice,
1972 *sFrame.pqwTimestamp,
1973 *sFrame.pwBeaconInterval,
1974 *sFrame.pwCapInfo,
1975 byCurrChannel,
1976 bChannelHit,
1977 sFrame.pSSID,
1978 sFrame.pSuppRates,
1979 sFrame.pExtSuppRates,
1980 &sERP,
1981 sFrame.pRSN,
1982 sFrame.pRSNWPA,
1983 sFrame.pIE_Country,
1984 sFrame.pIE_Quiet,
1985 pBSSList,
1986 sFrame.len - WLAN_HDR_ADDR3_LEN,
1987 sFrame.pHdr->sA4.abyAddr4, // payload of probresponse
1988 (void *)pRxPacket
1989 );
1990
1991 }
1992
1993 if (bInScan) {
1994 return;
1995 }
1996
1997 if(byCurrChannel == (unsigned char)pMgmt->uCurrChannel)
1998 bIsChannelEqual = true;
1999
2000 if (bIsChannelEqual && (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
2001
2002 // if rx beacon without ERP field
2003 if (sERP.bERPExist) {
2004 if (WLAN_GET_ERP_USE_PROTECTION(sERP.byERP)){
2005 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
2006 pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD;
2007 }
2008 }
2009 else {
2010 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
2011 pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD;
2012 }
2013
2014 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2015 if(!WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo))
2016 pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
2017 if(!sERP.bERPExist)
2018 pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
2019 }
2020
2021 // set to MAC&BBP
2022 if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)){
2023 if (!pDevice->bProtectMode) {
2024 MACvEnableProtectMD(pDevice->PortOffset);
2025 pDevice->bProtectMode = true;
2026 }
2027 }
2028 }
2029
2030
2031 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)
2032 return;
2033
2034 // check if BSSID the same
2035 if (memcmp(sFrame.pHdr->sA3.abyAddr3,
2036 pMgmt->abyCurrBSSID,
2037 WLAN_BSSID_LEN) == 0) {
2038
2039 bIsBSSIDEqual = true;
2040
2041 // 2008-05-21 <add> by Richardtai
2042 pDevice->uCurrRSSI = pRxPacket->uRSSI;
2043 pDevice->byCurrSQ = pRxPacket->bySQ;
2044
2045 if (pMgmt->sNodeDBTable[0].uInActiveCount != 0) {
2046 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
2047 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BCN:Wake Count= [%d]\n", pMgmt->wCountToWakeUp);
2048 }
2049 }
2050 // check if SSID the same
2051 if (sFrame.pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) {
2052 if (memcmp(sFrame.pSSID->abySSID,
2053 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID,
2054 sFrame.pSSID->len
2055 ) == 0) {
2056 bIsSSIDEqual = true;
2057 }
2058 }
2059
2060 if ((WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)== true) &&
2061 (bIsBSSIDEqual == true) &&
2062 (bIsSSIDEqual == true) &&
2063 (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
2064 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
2065 // add state check to prevent reconnect fail since we'll receive Beacon
2066
2067 bIsAPBeacon = true;
2068
2069 if (pBSSList != NULL) {
2070
2071 // Compare PHY paramater setting
2072 if (pMgmt->wCurrCapInfo != pBSSList->wCapInfo) {
2073 bUpdatePhyParameter = true;
2074 pMgmt->wCurrCapInfo = pBSSList->wCapInfo;
2075 }
2076 if (sFrame.pERP != NULL) {
2077 if ((sFrame.pERP->byElementID == WLAN_EID_ERP) &&
2078 (pMgmt->byERPContext != sFrame.pERP->byContext)) {
2079 bUpdatePhyParameter = true;
2080 pMgmt->byERPContext = sFrame.pERP->byContext;
2081 }
2082 }
2083 //
2084 // Basic Rate Set may change dynamiclly
2085 //
2086 if (pBSSList->eNetworkTypeInUse == PHY_TYPE_11B) {
2087 uRateLen = WLAN_RATES_MAXLEN_11B;
2088 }
2089 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abySuppRates,
2090 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2091 uRateLen);
2092 pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abyExtSuppRates,
2093 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
2094 uRateLen);
2095 RATEvParseMaxRate( (void *)pDevice,
2096 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2097 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
2098 true,
2099 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
2100 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
2101 &(pMgmt->sNodeDBTable[0].wSuppRate),
2102 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
2103 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
2104 );
2105 #ifdef PLICE_DEBUG
2106 //printk("RxBeacon:MaxSuppRate is %d\n",pMgmt->sNodeDBTable[0].wMaxSuppRate);
2107 #endif
2108 if (bUpdatePhyParameter == true) {
2109 CARDbSetPhyParameter( pMgmt->pAdapter,
2110 pMgmt->eCurrentPHYMode,
2111 pMgmt->wCurrCapInfo,
2112 pMgmt->byERPContext,
2113 pMgmt->abyCurrSuppRates,
2114 pMgmt->abyCurrExtSuppRates
2115 );
2116 }
2117 if (sFrame.pIE_PowerConstraint != NULL) {
2118 CARDvSetPowerConstraint(pMgmt->pAdapter,
2119 (unsigned char) pBSSList->uChannel,
2120 sFrame.pIE_PowerConstraint->byPower
2121 );
2122 }
2123 if (sFrame.pIE_CHSW != NULL) {
2124 CARDbChannelSwitch( pMgmt->pAdapter,
2125 sFrame.pIE_CHSW->byMode,
2126 get_channel_mapping(pMgmt->pAdapter, sFrame.pIE_CHSW->byMode, pMgmt->eCurrentPHYMode),
2127 sFrame.pIE_CHSW->byCount
2128 );
2129
2130 } else if (bIsChannelEqual == false) {
2131 set_channel(pMgmt->pAdapter, pBSSList->uChannel);
2132 }
2133 }
2134 }
2135
2136 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon 2 \n");
2137 // check if CF field exisit
2138 if (WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)) {
2139 if (sFrame.pCFParms->wCFPDurRemaining > 0) {
2140 // TODO: deal with CFP period to set NAV
2141 }
2142 }
2143
2144 HIDWORD(qwTimestamp) = cpu_to_le32(HIDWORD(*sFrame.pqwTimestamp));
2145 LODWORD(qwTimestamp) = cpu_to_le32(LODWORD(*sFrame.pqwTimestamp));
2146 HIDWORD(qwLocalTSF) = HIDWORD(pRxPacket->qwLocalTSF);
2147 LODWORD(qwLocalTSF) = LODWORD(pRxPacket->qwLocalTSF);
2148
2149 // check if beacon TSF larger or small than our local TSF
2150 if (HIDWORD(qwTimestamp) == HIDWORD(qwLocalTSF)) {
2151 if (LODWORD(qwTimestamp) >= LODWORD(qwLocalTSF)) {
2152 bTSFOffsetPostive = true;
2153 }
2154 else {
2155 bTSFOffsetPostive = false;
2156 }
2157 }
2158 else if (HIDWORD(qwTimestamp) > HIDWORD(qwLocalTSF)) {
2159 bTSFOffsetPostive = true;
2160 }
2161 else if (HIDWORD(qwTimestamp) < HIDWORD(qwLocalTSF)) {
2162 bTSFOffsetPostive = false;
2163 }
2164
2165 if (bTSFOffsetPostive) {
2166 qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwTimestamp), (qwLocalTSF));
2167 }
2168 else {
2169 qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwLocalTSF), (qwTimestamp));
2170 }
2171
2172 if (HIDWORD(qwTSFOffset) != 0 ||
2173 (LODWORD(qwTSFOffset) > TRIVIAL_SYNC_DIFFERENCE )) {
2174 bTSFLargeDiff = true;
2175 }
2176
2177
2178 // if infra mode
2179 if (bIsAPBeacon == true) {
2180
2181 // Infra mode: Local TSF always follow AP's TSF if Difference huge.
2182 if (bTSFLargeDiff)
2183 bUpdateTSF = true;
2184
2185 if ((pDevice->bEnablePSMode == true) &&(sFrame.pTIM != 0)) {
2186
2187 // deal with DTIM, analysis TIM
2188 pMgmt->bMulticastTIM = WLAN_MGMT_IS_MULTICAST_TIM(sFrame.pTIM->byBitMapCtl) ? true : false ;
2189 pMgmt->byDTIMCount = sFrame.pTIM->byDTIMCount;
2190 pMgmt->byDTIMPeriod = sFrame.pTIM->byDTIMPeriod;
2191 wAIDNumber = pMgmt->wCurrAID & ~(BIT14|BIT15);
2192
2193 // check if AID in TIM field bit on
2194 // wStartIndex = N1
2195 wStartIndex = WLAN_MGMT_GET_TIM_OFFSET(sFrame.pTIM->byBitMapCtl) << 1;
2196 // AIDIndex = N2
2197 wAIDIndex = (wAIDNumber >> 3);
2198 if ((wAIDNumber > 0) && (wAIDIndex >= wStartIndex)) {
2199 uLocateByteIndex = wAIDIndex - wStartIndex;
2200 // len = byDTIMCount + byDTIMPeriod + byDTIMPeriod + byVirtBitMap[0~250]
2201 if (sFrame.pTIM->len >= (uLocateByteIndex + 4)) {
2202 byTIMBitOn = (0x01) << ((wAIDNumber) % 8);
2203 pMgmt->bInTIM = sFrame.pTIM->byVirtBitMap[uLocateByteIndex] & byTIMBitOn ? true : false;
2204 }
2205 else {
2206 pMgmt->bInTIM = false;
2207 };
2208 }
2209 else {
2210 pMgmt->bInTIM = false;
2211 };
2212
2213 if (pMgmt->bInTIM ||
2214 (pMgmt->bMulticastTIM && (pMgmt->byDTIMCount == 0))) {
2215 pMgmt->bInTIMWake = true;
2216 // send out ps-poll packet
2217 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN:In TIM\n");
2218 if (pMgmt->bInTIM) {
2219 PSvSendPSPOLL((PSDevice)pDevice);
2220 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN:PS-POLL sent..\n");
2221 }
2222
2223 }
2224 else {
2225 pMgmt->bInTIMWake = false;
2226 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Not In TIM..\n");
2227 if (pDevice->bPWBitOn == false) {
2228 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Send Null Packet\n");
2229 if (PSbSendNullPacket(pDevice))
2230 pDevice->bPWBitOn = true;
2231 }
2232 if(PSbConsiderPowerDown(pDevice, false, false)) {
2233 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Power down now...\n");
2234 }
2235 }
2236
2237 }
2238
2239 }
2240 // if adhoc mode
2241 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && !bIsAPBeacon && bIsChannelEqual) {
2242 if (bIsBSSIDEqual) {
2243 // Use sNodeDBTable[0].uInActiveCount as IBSS beacons received count.
2244 if (pMgmt->sNodeDBTable[0].uInActiveCount != 0)
2245 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
2246
2247 // adhoc mode:TSF updated only when beacon larger then local TSF
2248 if (bTSFLargeDiff && bTSFOffsetPostive &&
2249 (pMgmt->eCurrState == WMAC_STATE_JOINTED))
2250 bUpdateTSF = true;
2251
2252 // During dpc, already in spinlocked.
2253 if (BSSDBbIsSTAInNodeDB(pMgmt, sFrame.pHdr->sA3.abyAddr2, &uNodeIndex)) {
2254
2255 // Update the STA, (Techically the Beacons of all the IBSS nodes
2256 // should be identical, but that's not happening in practice.
2257 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
2258 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2259 WLAN_RATES_MAXLEN_11B);
2260 RATEvParseMaxRate( (void *)pDevice,
2261 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2262 NULL,
2263 true,
2264 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
2265 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
2266 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
2267 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
2268 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
2269 );
2270 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
2271 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
2272 pMgmt->sNodeDBTable[uNodeIndex].uInActiveCount = 0;
2273 }
2274 else {
2275 // Todo, initial Node content
2276 BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex);
2277
2278 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
2279 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2280 WLAN_RATES_MAXLEN_11B);
2281 RATEvParseMaxRate( (void *)pDevice,
2282 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2283 NULL,
2284 true,
2285 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
2286 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
2287 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
2288 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
2289 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
2290 );
2291
2292 memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, sFrame.pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
2293 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
2294 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
2295 #ifdef PLICE_DEBUG
2296 //if (uNodeIndex == 0)
2297 {
2298 printk("s_vMgrRxBeacon:TxDataRate is %d,Index is %d\n",pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate,uNodeIndex);
2299 }
2300 #endif
2301 /*
2302 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
2303 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
2304 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
2305 */
2306 }
2307
2308 // if other stations jointed, indicate connect to upper layer..
2309 if (pMgmt->eCurrState == WMAC_STATE_STARTED) {
2310 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Current IBSS State: [Started]........to: [Jointed] \n");
2311 pMgmt->eCurrState = WMAC_STATE_JOINTED;
2312 pDevice->bLinkPass = true;
2313 if (netif_queue_stopped(pDevice->dev)){
2314 netif_wake_queue(pDevice->dev);
2315 }
2316 pMgmt->sNodeDBTable[0].bActive = true;
2317 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
2318
2319 }
2320 }
2321 else if (bIsSSIDEqual) {
2322
2323 // See other adhoc sta with the same SSID but BSSID is different.
2324 // adpot this vars only when TSF larger then us.
2325 if (bTSFLargeDiff && bTSFOffsetPostive) {
2326 // we don't support ATIM under adhoc mode
2327 // if ( sFrame.pIBSSParms->wATIMWindow == 0) {
2328 // adpot this vars
2329 // TODO: check sFrame cap if privacy on, and support rate syn
2330 memcpy(pMgmt->abyCurrBSSID, sFrame.pHdr->sA3.abyAddr3, WLAN_BSSID_LEN);
2331 memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
2332 pMgmt->wCurrATIMWindow = cpu_to_le16(sFrame.pIBSSParms->wATIMWindow);
2333 pMgmt->wCurrBeaconPeriod = cpu_to_le16(*sFrame.pwBeaconInterval);
2334 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
2335 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2336 WLAN_RATES_MAXLEN_11B);
2337 // set HW beacon interval and re-synchronizing....
2338 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rejoining to Other Adhoc group with same SSID........\n");
2339 VNSvOutPortW(pDevice->PortOffset + MAC_REG_BI, pMgmt->wCurrBeaconPeriod);
2340 CARDbUpdateTSF(pDevice, pRxPacket->byRxRate, qwTimestamp, qwLocalTSF);
2341 CARDvUpdateNextTBTT(pDevice->PortOffset, qwTimestamp, pMgmt->wCurrBeaconPeriod);
2342 // Turn off bssid filter to avoid filter others adhoc station which bssid is different.
2343 MACvWriteBSSIDAddress(pDevice->PortOffset, pMgmt->abyCurrBSSID);
2344
2345 CARDbSetPhyParameter ( pMgmt->pAdapter,
2346 pMgmt->eCurrentPHYMode,
2347 pMgmt->wCurrCapInfo,
2348 pMgmt->byERPContext,
2349 pMgmt->abyCurrSuppRates,
2350 pMgmt->abyCurrExtSuppRates);
2351
2352
2353 // MACvRegBitsOff(pDevice->PortOffset, MAC_REG_RCR, RCR_BSSID);
2354 // set highest basic rate
2355 // s_vSetHighestBasicRate(pDevice, (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates);
2356 // Prepare beacon frame
2357 bMgrPrepareBeaconToSend((void *)pDevice, pMgmt);
2358 // }
2359 }
2360 }
2361 }
2362 // endian issue ???
2363 // Update TSF
2364 if (bUpdateTSF) {
2365 CARDbGetCurrentTSF(pDevice->PortOffset, &qwCurrTSF);
2366 CARDbUpdateTSF(pDevice, pRxPacket->byRxRate, qwTimestamp, pRxPacket->qwLocalTSF);
2367 CARDbGetCurrentTSF(pDevice->PortOffset, &qwCurrTSF);
2368 CARDvUpdateNextTBTT(pDevice->PortOffset, qwTimestamp, pMgmt->wCurrBeaconPeriod);
2369 }
2370
2371 return;
2372 }
2373
2374
2375
2376 /*+
2377 *
2378 * Routine Description:
2379 * Instructs the hw to create a bss using the supplied
2380 * attributes. Note that this implementation only supports Ad-Hoc
2381 * BSS creation.
2382 *
2383 *
2384 * Return Value:
2385 * CMD_STATUS
2386 *
2387 -*/
2388 void
2389 vMgrCreateOwnIBSS(
2390 void *hDeviceContext,
2391 PCMD_STATUS pStatus
2392 )
2393 {
2394 PSDevice pDevice = (PSDevice)hDeviceContext;
2395 PSMgmtObject pMgmt = pDevice->pMgmt;
2396 unsigned short wMaxBasicRate;
2397 unsigned short wMaxSuppRate;
2398 unsigned char byTopCCKBasicRate;
2399 unsigned char byTopOFDMBasicRate;
2400 QWORD qwCurrTSF;
2401 unsigned int ii;
2402 unsigned char abyRATE[] = {0x82, 0x84, 0x8B, 0x96, 0x24, 0x30, 0x48, 0x6C, 0x0C, 0x12, 0x18, 0x60};
2403 unsigned char abyCCK_RATE[] = {0x82, 0x84, 0x8B, 0x96};
2404 unsigned char abyOFDM_RATE[] = {0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
2405 unsigned short wSuppRate;
2406
2407 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create Basic Service Set .......\n");
2408
2409 if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
2410 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) &&
2411 (pDevice->eEncryptionStatus != Ndis802_11Encryption2Enabled) &&
2412 (pDevice->eEncryptionStatus != Ndis802_11Encryption3Enabled)) {
2413 // encryption mode error
2414 *pStatus = CMD_STATUS_FAILURE;
2415 return;
2416 }
2417 }
2418
2419 pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
2420 pMgmt->abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
2421
2422 if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
2423 pMgmt->eCurrentPHYMode = pMgmt->byAPBBType;
2424 } else {
2425 if (pDevice->byBBType == BB_TYPE_11G)
2426 pMgmt->eCurrentPHYMode = PHY_TYPE_11G;
2427 if (pDevice->byBBType == BB_TYPE_11B)
2428 pMgmt->eCurrentPHYMode = PHY_TYPE_11B;
2429 if (pDevice->byBBType == BB_TYPE_11A)
2430 pMgmt->eCurrentPHYMode = PHY_TYPE_11A;
2431 }
2432
2433 if (pMgmt->eCurrentPHYMode != PHY_TYPE_11A) {
2434 pMgmt->abyCurrSuppRates[1] = WLAN_RATES_MAXLEN_11B;
2435 pMgmt->abyCurrExtSuppRates[1] = 0;
2436 for (ii = 0; ii < 4; ii++)
2437 pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii];
2438 } else {
2439 pMgmt->abyCurrSuppRates[1] = 8;
2440 pMgmt->abyCurrExtSuppRates[1] = 0;
2441 for (ii = 0; ii < 8; ii++)
2442 pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii];
2443 }
2444
2445
2446 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
2447 pMgmt->abyCurrSuppRates[1] = 8;
2448 pMgmt->abyCurrExtSuppRates[1] = 4;
2449 for (ii = 0; ii < 4; ii++)
2450 pMgmt->abyCurrSuppRates[2+ii] = abyCCK_RATE[ii];
2451 for (ii = 4; ii < 8; ii++)
2452 pMgmt->abyCurrSuppRates[2+ii] = abyOFDM_RATE[ii-4];
2453 for (ii = 0; ii < 4; ii++)
2454 pMgmt->abyCurrExtSuppRates[2+ii] = abyOFDM_RATE[ii+4];
2455 }
2456
2457
2458 // Disable Protect Mode
2459 pDevice->bProtectMode = 0;
2460 MACvDisableProtectMD(pDevice->PortOffset);
2461
2462 pDevice->bBarkerPreambleMd = 0;
2463 MACvDisableBarkerPreambleMd(pDevice->PortOffset);
2464
2465 // Kyle Test 2003.11.04
2466
2467 // set HW beacon interval
2468 if (pMgmt->wIBSSBeaconPeriod == 0)
2469 pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI;
2470
2471
2472 CARDbGetCurrentTSF(pDevice->PortOffset, &qwCurrTSF);
2473 // clear TSF counter
2474 VNSvOutPortB(pDevice->PortOffset + MAC_REG_TFTCTL, TFTCTL_TSFCNTRST);
2475 // enable TSF counter
2476 VNSvOutPortB(pDevice->PortOffset + MAC_REG_TFTCTL, TFTCTL_TSFCNTREN);
2477
2478 // set Next TBTT
2479 CARDvSetFirstNextTBTT(pDevice->PortOffset, pMgmt->wIBSSBeaconPeriod);
2480
2481 pMgmt->uIBSSChannel = pDevice->uChannel;
2482
2483 if (pMgmt->uIBSSChannel == 0)
2484 pMgmt->uIBSSChannel = DEFAULT_IBSS_CHANNEL;
2485
2486
2487 // set basic rate
2488
2489 RATEvParseMaxRate((void *)pDevice, (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2490 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, true,
2491 &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2492 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2493
2494
2495 if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
2496 pMgmt->eCurrMode = WMAC_MODE_ESS_AP;
2497 }
2498
2499 if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
2500 memcpy(pMgmt->abyIBSSDFSOwner, pDevice->abyCurrentNetAddr, 6);
2501 pMgmt->byIBSSDFSRecovery = 10;
2502 pMgmt->eCurrMode = WMAC_MODE_IBSS_STA;
2503 }
2504
2505 // Adopt pre-configured IBSS vars to current vars
2506 pMgmt->eCurrState = WMAC_STATE_STARTED;
2507 pMgmt->wCurrBeaconPeriod = pMgmt->wIBSSBeaconPeriod;
2508 pMgmt->uCurrChannel = pMgmt->uIBSSChannel;
2509 pMgmt->wCurrATIMWindow = pMgmt->wIBSSATIMWindow;
2510 MACvWriteATIMW(pDevice->PortOffset, pMgmt->wCurrATIMWindow);
2511 pDevice->uCurrRSSI = 0;
2512 pDevice->byCurrSQ = 0;
2513 //memcpy(pMgmt->abyDesireSSID,pMgmt->abyAdHocSSID,
2514 // ((PWLAN_IE_SSID)pMgmt->abyAdHocSSID)->len + WLAN_IEHDR_LEN);
2515 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2516 memcpy(pMgmt->abyCurrSSID,
2517 pMgmt->abyDesireSSID,
2518 ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len + WLAN_IEHDR_LEN
2519 );
2520
2521 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2522 // AP mode BSSID = MAC addr
2523 memcpy(pMgmt->abyCurrBSSID, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
2524 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"AP beacon created BSSID:%pM\n",
2525 pMgmt->abyCurrBSSID);
2526 }
2527
2528 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2529
2530 // BSSID selected must be randomized as spec 11.1.3
2531 pMgmt->abyCurrBSSID[5] = (unsigned char) (LODWORD(qwCurrTSF)& 0x000000ff);
2532 pMgmt->abyCurrBSSID[4] = (unsigned char)((LODWORD(qwCurrTSF)& 0x0000ff00) >> 8);
2533 pMgmt->abyCurrBSSID[3] = (unsigned char)((LODWORD(qwCurrTSF)& 0x00ff0000) >> 16);
2534 pMgmt->abyCurrBSSID[2] = (unsigned char)((LODWORD(qwCurrTSF)& 0x00000ff0) >> 4);
2535 pMgmt->abyCurrBSSID[1] = (unsigned char)((LODWORD(qwCurrTSF)& 0x000ff000) >> 12);
2536 pMgmt->abyCurrBSSID[0] = (unsigned char)((LODWORD(qwCurrTSF)& 0x0ff00000) >> 20);
2537 pMgmt->abyCurrBSSID[5] ^= pMgmt->abyMACAddr[0];
2538 pMgmt->abyCurrBSSID[4] ^= pMgmt->abyMACAddr[1];
2539 pMgmt->abyCurrBSSID[3] ^= pMgmt->abyMACAddr[2];
2540 pMgmt->abyCurrBSSID[2] ^= pMgmt->abyMACAddr[3];
2541 pMgmt->abyCurrBSSID[1] ^= pMgmt->abyMACAddr[4];
2542 pMgmt->abyCurrBSSID[0] ^= pMgmt->abyMACAddr[5];
2543 pMgmt->abyCurrBSSID[0] &= ~IEEE_ADDR_GROUP;
2544 pMgmt->abyCurrBSSID[0] |= IEEE_ADDR_UNIVERSAL;
2545
2546
2547 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"Adhoc beacon created bssid:%pM\n",
2548 pMgmt->abyCurrBSSID);
2549 }
2550
2551 // Set Capability Info
2552 pMgmt->wCurrCapInfo = 0;
2553
2554 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2555 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
2556 pMgmt->byDTIMPeriod = DEFAULT_DTIM_PERIOD;
2557 pMgmt->byDTIMCount = pMgmt->byDTIMPeriod - 1;
2558 }
2559
2560 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2561 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_IBSS(1);
2562 }
2563
2564 if (pDevice->bEncryptionEnable) {
2565 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
2566 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2567 if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2568 pMgmt->byCSSPK = KEY_CTL_CCMP;
2569 pMgmt->byCSSGK = KEY_CTL_CCMP;
2570 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2571 pMgmt->byCSSPK = KEY_CTL_TKIP;
2572 pMgmt->byCSSGK = KEY_CTL_TKIP;
2573 } else {
2574 pMgmt->byCSSPK = KEY_CTL_NONE;
2575 pMgmt->byCSSGK = KEY_CTL_WEP;
2576 }
2577 } else {
2578 pMgmt->byCSSPK = KEY_CTL_WEP;
2579 pMgmt->byCSSGK = KEY_CTL_WEP;
2580 }
2581 }
2582
2583 pMgmt->byERPContext = 0;
2584
2585 // memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
2586
2587 if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
2588 CARDbSetBSSID(pMgmt->pAdapter, pMgmt->abyCurrBSSID, OP_MODE_AP);
2589 } else {
2590 CARDbSetBSSID(pMgmt->pAdapter, pMgmt->abyCurrBSSID, OP_MODE_ADHOC);
2591 }
2592
2593 CARDbSetPhyParameter( pMgmt->pAdapter,
2594 pMgmt->eCurrentPHYMode,
2595 pMgmt->wCurrCapInfo,
2596 pMgmt->byERPContext,
2597 pMgmt->abyCurrSuppRates,
2598 pMgmt->abyCurrExtSuppRates
2599 );
2600
2601 CARDbSetBeaconPeriod(pMgmt->pAdapter, pMgmt->wIBSSBeaconPeriod);
2602 // set channel and clear NAV
2603 set_channel(pMgmt->pAdapter, pMgmt->uIBSSChannel);
2604 pMgmt->uCurrChannel = pMgmt->uIBSSChannel;
2605
2606 if (CARDbIsShortPreamble(pMgmt->pAdapter)) {
2607 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
2608 } else {
2609 pMgmt->wCurrCapInfo &= (~WLAN_SET_CAP_INFO_SHORTPREAMBLE(1));
2610 }
2611
2612 if ((pMgmt->b11hEnable == true) &&
2613 (pMgmt->eCurrentPHYMode == PHY_TYPE_11A)) {
2614 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1);
2615 } else {
2616 pMgmt->wCurrCapInfo &= (~WLAN_SET_CAP_INFO_SPECTRUMMNG(1));
2617 }
2618
2619 pMgmt->eCurrState = WMAC_STATE_STARTED;
2620 // Prepare beacon to send
2621 if (bMgrPrepareBeaconToSend((void *)pDevice, pMgmt)) {
2622 *pStatus = CMD_STATUS_SUCCESS;
2623 }
2624
2625 return ;
2626 }
2627
2628
2629
2630 /*+
2631 *
2632 * Routine Description:
2633 * Instructs wmac to join a bss using the supplied attributes.
2634 * The arguments may the BSSID or SSID and the rest of the
2635 * attributes are obtained from the scan result of known bss list.
2636 *
2637 *
2638 * Return Value:
2639 * None.
2640 *
2641 -*/
2642
2643 void
2644 vMgrJoinBSSBegin(
2645 void *hDeviceContext,
2646 PCMD_STATUS pStatus
2647 )
2648 {
2649
2650 PSDevice pDevice = (PSDevice)hDeviceContext;
2651 PSMgmtObject pMgmt = pDevice->pMgmt;
2652 PKnownBSS pCurr = NULL;
2653 unsigned int ii, uu;
2654 PWLAN_IE_SUPP_RATES pItemRates = NULL;
2655 PWLAN_IE_SUPP_RATES pItemExtRates = NULL;
2656 PWLAN_IE_SSID pItemSSID;
2657 unsigned int uRateLen = WLAN_RATES_MAXLEN;
2658 unsigned short wMaxBasicRate = RATE_1M;
2659 unsigned short wMaxSuppRate = RATE_1M;
2660 unsigned short wSuppRate;
2661 unsigned char byTopCCKBasicRate = RATE_1M;
2662 unsigned char byTopOFDMBasicRate = RATE_1M;
2663
2664
2665 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
2666 if (pMgmt->sBSSList[ii].bActive == true)
2667 break;
2668 }
2669
2670 if (ii == MAX_BSS_NUM) {
2671 *pStatus = CMD_STATUS_RESOURCES;
2672 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "BSS finding:BSS list is empty.\n");
2673 return;
2674 }
2675
2676 // memset(pMgmt->abyDesireBSSID, 0, WLAN_BSSID_LEN);
2677 // Search known BSS list for prefer BSSID or SSID
2678
2679 pCurr = BSSpSearchBSSList(pDevice,
2680 pMgmt->abyDesireBSSID,
2681 pMgmt->abyDesireSSID,
2682 pMgmt->eConfigPHYMode
2683 );
2684
2685 if (pCurr == NULL){
2686 *pStatus = CMD_STATUS_RESOURCES;
2687 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
2688 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Scanning [%s] not found, disconnected !\n", pItemSSID->abySSID);
2689 return;
2690 }
2691
2692 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP(BSS) finding:Found a AP(BSS)..\n");
2693 if (WLAN_GET_CAP_INFO_ESS(cpu_to_le16(pCurr->wCapInfo))){
2694
2695 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA)||(pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
2696
2697 // patch for CISCO migration mode
2698 /*
2699 if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2700 if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == false) {
2701 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
2702 // encryption mode error
2703 pMgmt->eCurrState = WMAC_STATE_IDLE;
2704 return;
2705 }
2706 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2707 if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == false) {
2708 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
2709 // encryption mode error
2710 pMgmt->eCurrState = WMAC_STATE_IDLE;
2711 return;
2712 }
2713 }
2714 */
2715 }
2716
2717 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
2718 //if(pDevice->bWPASuppWextEnabled == true)
2719 Encyption_Rebuild(pDevice, pCurr);
2720 #endif
2721 // Infrastructure BSS
2722 s_vMgrSynchBSS(pDevice,
2723 WMAC_MODE_ESS_STA,
2724 pCurr,
2725 pStatus
2726 );
2727
2728 if (*pStatus == CMD_STATUS_SUCCESS){
2729
2730 // Adopt this BSS state vars in Mgmt Object
2731 pMgmt->uCurrChannel = pCurr->uChannel;
2732
2733 memset(pMgmt->abyCurrSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
2734 memset(pMgmt->abyCurrExtSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
2735
2736 if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) {
2737 uRateLen = WLAN_RATES_MAXLEN_11B;
2738 }
2739
2740 pItemRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates;
2741 pItemExtRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates;
2742
2743 // Parse Support Rate IE
2744 pItemRates->byElementID = WLAN_EID_SUPP_RATES;
2745 pItemRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates,
2746 pItemRates,
2747 uRateLen);
2748
2749 // Parse Extension Support Rate IE
2750 pItemExtRates->byElementID = WLAN_EID_EXTSUPP_RATES;
2751 pItemExtRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abyExtSuppRates,
2752 pItemExtRates,
2753 uRateLen);
2754 // Stuffing Rate IE
2755 if ((pItemExtRates->len > 0) && (pItemRates->len < 8)) {
2756 for (ii = 0; ii < (unsigned int)(8 - pItemRates->len); ) {
2757 pItemRates->abyRates[pItemRates->len + ii] = pItemExtRates->abyRates[ii];
2758 ii ++;
2759 if (pItemExtRates->len <= ii)
2760 break;
2761 }
2762 pItemRates->len += (unsigned char)ii;
2763 if (pItemExtRates->len - ii > 0) {
2764 pItemExtRates->len -= (unsigned char)ii;
2765 for (uu = 0; uu < pItemExtRates->len; uu ++) {
2766 pItemExtRates->abyRates[uu] = pItemExtRates->abyRates[uu + ii];
2767 }
2768 } else {
2769 pItemExtRates->len = 0;
2770 }
2771 }
2772
2773 RATEvParseMaxRate((void *)pDevice, pItemRates, pItemExtRates, true,
2774 &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2775 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2776
2777 // TODO: deal with if wCapInfo the privacy is on, but station WEP is off
2778 // TODO: deal with if wCapInfo the PS-Pollable is on.
2779 pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval;
2780 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2781 memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2782 memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2783
2784 pMgmt->eCurrMode = WMAC_MODE_ESS_STA;
2785
2786 pMgmt->eCurrState = WMAC_STATE_JOINTED;
2787 // Adopt BSS state in Adapter Device Object
2788 //pDevice->byOpMode = OP_MODE_INFRASTRUCTURE;
2789 // memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2790
2791 // Add current BSS to Candidate list
2792 // This should only works for WPA2 BSS, and WPA2 BSS check must be done before.
2793 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
2794 bool bResult = bAdd_PMKID_Candidate((void *)pDevice, pMgmt->abyCurrBSSID, &pCurr->sRSNCapObj);
2795 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"bAdd_PMKID_Candidate: 1(%d)\n", bResult);
2796 if (bResult == false) {
2797 vFlush_PMKID_Candidate((void *)pDevice);
2798 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFlush_PMKID_Candidate: 4\n");
2799 bAdd_PMKID_Candidate((void *)pDevice, pMgmt->abyCurrBSSID, &pCurr->sRSNCapObj);
2800 }
2801 }
2802
2803 // Preamble type auto-switch: if AP can receive short-preamble cap,
2804 // we can turn on too.
2805
2806 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join ESS\n");
2807
2808
2809
2810 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"End of Join AP -- A/B/G Action\n");
2811 }
2812 else {
2813 pMgmt->eCurrState = WMAC_STATE_IDLE;
2814 };
2815
2816
2817 }
2818 else {
2819 // ad-hoc mode BSS
2820 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2821
2822 if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2823 if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == false) {
2824 // encryption mode error
2825 pMgmt->eCurrState = WMAC_STATE_IDLE;
2826 return;
2827 }
2828 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2829 if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == false) {
2830 // encryption mode error
2831 pMgmt->eCurrState = WMAC_STATE_IDLE;
2832 return;
2833 }
2834 } else {
2835 // encryption mode error
2836 pMgmt->eCurrState = WMAC_STATE_IDLE;
2837 return;
2838 }
2839 }
2840
2841 s_vMgrSynchBSS(pDevice,
2842 WMAC_MODE_IBSS_STA,
2843 pCurr,
2844 pStatus
2845 );
2846
2847 if (*pStatus == CMD_STATUS_SUCCESS){
2848 // Adopt this BSS state vars in Mgmt Object
2849 // TODO: check if CapInfo privacy on, but we don't..
2850 pMgmt->uCurrChannel = pCurr->uChannel;
2851
2852
2853 // Parse Support Rate IE
2854 pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
2855 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates,
2856 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2857 WLAN_RATES_MAXLEN_11B);
2858 // set basic rate
2859 RATEvParseMaxRate((void *)pDevice, (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2860 NULL, true, &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2861 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2862
2863 pMgmt->wCurrCapInfo = pCurr->wCapInfo;
2864 pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval;
2865 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN);
2866 memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2867 memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN);
2868 // pMgmt->wCurrATIMWindow = pCurr->wATIMWindow;
2869 MACvWriteATIMW(pDevice->PortOffset, pMgmt->wCurrATIMWindow);
2870 pMgmt->eCurrMode = WMAC_MODE_IBSS_STA;
2871
2872 pMgmt->eCurrState = WMAC_STATE_STARTED;
2873 // Adopt BSS state in Adapter Device Object
2874 //pDevice->byOpMode = OP_MODE_ADHOC;
2875 // pDevice->bLinkPass = true;
2876 // memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2877
2878 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join IBSS ok:%pM\n",
2879 pMgmt->abyCurrBSSID);
2880 // Preamble type auto-switch: if AP can receive short-preamble cap,
2881 // and if registry setting is short preamble we can turn on too.
2882
2883 // Prepare beacon
2884 bMgrPrepareBeaconToSend((void *)pDevice, pMgmt);
2885 }
2886 else {
2887 pMgmt->eCurrState = WMAC_STATE_IDLE;
2888 };
2889 };
2890 return;
2891 }
2892
2893
2894
2895 /*+
2896 *
2897 * Routine Description:
2898 * Set HW to synchronize a specific BSS from known BSS list.
2899 *
2900 *
2901 * Return Value:
2902 * PCM_STATUS
2903 *
2904 -*/
2905 static
2906 void
2907 s_vMgrSynchBSS (
2908 PSDevice pDevice,
2909 unsigned int uBSSMode,
2910 PKnownBSS pCurr,
2911 PCMD_STATUS pStatus
2912 )
2913 {
2914 CARD_PHY_TYPE ePhyType = PHY_TYPE_11B;
2915 PSMgmtObject pMgmt = pDevice->pMgmt;
2916 // int ii;
2917 //1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M
2918 unsigned char abyCurrSuppRatesG[] = {WLAN_EID_SUPP_RATES, 8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C};
2919 unsigned char abyCurrExtSuppRatesG[] = {WLAN_EID_EXTSUPP_RATES, 4, 0x0C, 0x12, 0x18, 0x60};
2920 //6M, 9M, 12M, 48M
2921 unsigned char abyCurrSuppRatesA[] = {WLAN_EID_SUPP_RATES, 8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
2922 unsigned char abyCurrSuppRatesB[] = {WLAN_EID_SUPP_RATES, 4, 0x02, 0x04, 0x0B, 0x16};
2923
2924
2925 *pStatus = CMD_STATUS_FAILURE;
2926
2927 if (s_bCipherMatch(pCurr,
2928 pDevice->eEncryptionStatus,
2929 &(pMgmt->byCSSPK),
2930 &(pMgmt->byCSSGK)) == false) {
2931 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "s_bCipherMatch Fail .......\n");
2932 return;
2933 }
2934
2935 pMgmt->pCurrBSS = pCurr;
2936
2937 // if previous mode is IBSS.
2938 if(pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2939 MACvRegBitsOff(pDevice->PortOffset, MAC_REG_BCNDMACTL, BEACON_READY);
2940 MACvRegBitsOff(pDevice->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX);
2941 }
2942
2943 // Init the BSS informations
2944 pDevice->bCCK = true;
2945 pDevice->bProtectMode = false;
2946 MACvDisableProtectMD(pDevice->PortOffset);
2947 pDevice->bBarkerPreambleMd = false;
2948 MACvDisableBarkerPreambleMd(pDevice->PortOffset);
2949 pDevice->bNonERPPresent = false;
2950 pDevice->byPreambleType = 0;
2951 pDevice->wBasicRate = 0;
2952 // Set Basic Rate
2953 CARDbAddBasicRate((void *)pDevice, RATE_1M);
2954 // calculate TSF offset
2955 // TSF Offset = Received Timestamp TSF - Marked Local's TSF
2956 CARDbUpdateTSF(pDevice, pCurr->byRxRate, pCurr->qwBSSTimestamp, pCurr->qwLocalTSF);
2957
2958 CARDbSetBeaconPeriod(pDevice, pCurr->wBeaconInterval);
2959
2960 // set Next TBTT
2961 // Next TBTT = ((local_current_TSF / beacon_interval) + 1 ) * beacon_interval
2962 CARDvSetFirstNextTBTT(pDevice->PortOffset, pCurr->wBeaconInterval);
2963
2964 // set BSSID
2965 MACvWriteBSSIDAddress(pDevice->PortOffset, pCurr->abyBSSID);
2966
2967 MACvReadBSSIDAddress(pDevice->PortOffset, pMgmt->abyCurrBSSID);
2968
2969 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Sync:set CurrBSSID address = "
2970 "%pM\n", pMgmt->abyCurrBSSID);
2971
2972 if (pCurr->eNetworkTypeInUse == PHY_TYPE_11A) {
2973 if ((pMgmt->eConfigPHYMode == PHY_TYPE_11A) ||
2974 (pMgmt->eConfigPHYMode == PHY_TYPE_AUTO)) {
2975 ePhyType = PHY_TYPE_11A;
2976 } else {
2977 return;
2978 }
2979 } else if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) {
2980 if ((pMgmt->eConfigPHYMode == PHY_TYPE_11B) ||
2981 (pMgmt->eConfigPHYMode == PHY_TYPE_11G) ||
2982 (pMgmt->eConfigPHYMode == PHY_TYPE_AUTO)) {
2983 ePhyType = PHY_TYPE_11B;
2984 } else {
2985 return;
2986 }
2987 } else {
2988 if ((pMgmt->eConfigPHYMode == PHY_TYPE_11G) ||
2989 (pMgmt->eConfigPHYMode == PHY_TYPE_AUTO)) {
2990 ePhyType = PHY_TYPE_11G;
2991 } else if (pMgmt->eConfigPHYMode == PHY_TYPE_11B) {
2992 ePhyType = PHY_TYPE_11B;
2993 } else {
2994 return;
2995 }
2996 }
2997
2998 if (ePhyType == PHY_TYPE_11A) {
2999 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesA[0], sizeof(abyCurrSuppRatesA));
3000 pMgmt->abyCurrExtSuppRates[1] = 0;
3001 } else if (ePhyType == PHY_TYPE_11B) {
3002 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesB[0], sizeof(abyCurrSuppRatesB));
3003 pMgmt->abyCurrExtSuppRates[1] = 0;
3004 } else {
3005 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesG[0], sizeof(abyCurrSuppRatesG));
3006 memcpy(pMgmt->abyCurrExtSuppRates, &abyCurrExtSuppRatesG[0], sizeof(abyCurrExtSuppRatesG));
3007 }
3008
3009
3010 if (WLAN_GET_CAP_INFO_ESS(pCurr->wCapInfo)) {
3011 CARDbSetBSSID(pMgmt->pAdapter, pCurr->abyBSSID, OP_MODE_INFRASTRUCTURE);
3012 // Add current BSS to Candidate list
3013 // This should only works for WPA2 BSS, and WPA2 BSS check must be done before.
3014 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
3015 CARDbAdd_PMKID_Candidate(pMgmt->pAdapter, pMgmt->abyCurrBSSID, pCurr->sRSNCapObj.bRSNCapExist, pCurr->sRSNCapObj.wRSNCap);
3016 }
3017 } else {
3018 CARDbSetBSSID(pMgmt->pAdapter, pCurr->abyBSSID, OP_MODE_ADHOC);
3019 }
3020
3021 if (CARDbSetPhyParameter( pMgmt->pAdapter,
3022 ePhyType,
3023 pCurr->wCapInfo,
3024 pCurr->sERP.byERP,
3025 pMgmt->abyCurrSuppRates,
3026 pMgmt->abyCurrExtSuppRates
3027 ) != true) {
3028 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "<----s_bSynchBSS Set Phy Mode Fail [%d]\n", ePhyType);
3029 return;
3030 }
3031 // set channel and clear NAV
3032 if (set_channel(pMgmt->pAdapter, pCurr->uChannel) == false) {
3033 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "<----s_bSynchBSS Set Channel [%d]\n", pCurr->uChannel);
3034 return;
3035 }
3036
3037 /*
3038 for (ii=0;ii<BB_VGA_LEVEL;ii++) {
3039 if (pCurr->ldBmMAX< pDevice->ldBmThreshold[ii]) {
3040 pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
3041 break;
3042 }
3043 }
3044
3045 if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
3046 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"RSSI[%d] NewGain[%d] OldGain[%d] \n",
3047 (int)pCurr->ldBmMAX, pDevice->byBBVGANew, pDevice->byBBVGACurrent);
3048 printk("RSSI[%d] NewGain[%d] OldGain[%d] \n",
3049 (int)pCurr->ldBmMAX, pDevice->byBBVGANew, pDevice->byBBVGACurrent);
3050 BBvSetVGAGainOffset(pDevice, pDevice->byBBVGANew);
3051 }
3052 printk("ldBmMAX[%d] NewGain[%d] OldGain[%d] \n",
3053 (int)pCurr->ldBmMAX, pDevice->byBBVGANew, pDevice->byBBVGACurrent);
3054 */
3055 pMgmt->uCurrChannel = pCurr->uChannel;
3056 pMgmt->eCurrentPHYMode = ePhyType;
3057 pMgmt->byERPContext = pCurr->sERP.byERP;
3058 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Sync:Set to channel = [%d]\n", (int)pCurr->uChannel);
3059
3060
3061 *pStatus = CMD_STATUS_SUCCESS;
3062
3063
3064 return;
3065 };
3066
3067 //mike add: fix NetworkManager 0.7.0 hidden ssid mode in WPA encryption
3068 // ,need reset eAuthenMode and eEncryptionStatus
3069 static void Encyption_Rebuild(
3070 PSDevice pDevice,
3071 PKnownBSS pCurr
3072 )
3073 {
3074 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
3075 // unsigned int ii , uSameBssidNum=0;
3076
3077 // for (ii = 0; ii < MAX_BSS_NUM; ii++) {
3078 // if (pMgmt->sBSSList[ii].bActive &&
3079 // !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, pCurr->abyBSSID)) {
3080 // uSameBssidNum++;
3081 // }
3082 // }
3083 // if( uSameBssidNum>=2) { //we only check AP in hidden sssid mode
3084 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) || //networkmanager 0.7.0 does not give the pairwise-key selsection,
3085 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { // so we need re-selsect it according to real pairwise-key info.
3086 if(pCurr->bWPAValid == true) { //WPA-PSK
3087 pMgmt->eAuthenMode = WMAC_AUTH_WPAPSK;
3088 if(pCurr->abyPKType[0] == WPA_TKIP) {
3089 pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; //TKIP
3090 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPAPSK-TKIP]\n");
3091 }
3092 else if(pCurr->abyPKType[0] == WPA_AESCCMP) {
3093 pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; //AES
3094 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPAPSK-AES]\n");
3095 }
3096 }
3097 else if(pCurr->bWPA2Valid == true) { //WPA2-PSK
3098 pMgmt->eAuthenMode = WMAC_AUTH_WPA2PSK;
3099 if(pCurr->abyCSSPK[0] == WLAN_11i_CSS_TKIP) {
3100 pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; //TKIP
3101 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPA2PSK-TKIP]\n");
3102 }
3103 else if(pCurr->abyCSSPK[0] == WLAN_11i_CSS_CCMP) {
3104 pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; //AES
3105 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPA2PSK-AES]\n");
3106 }
3107 }
3108 }
3109 // }
3110 return;
3111 }
3112
3113
3114 /*+
3115 *
3116 * Routine Description:
3117 * Format TIM field
3118 *
3119 *
3120 * Return Value:
3121 * void
3122 *
3123 -*/
3124
3125 static
3126 void
3127 s_vMgrFormatTIM(
3128 PSMgmtObject pMgmt,
3129 PWLAN_IE_TIM pTIM
3130 )
3131 {
3132 unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
3133 unsigned char byMap;
3134 unsigned int ii, jj;
3135 bool bStartFound = false;
3136 bool bMulticast = false;
3137 unsigned short wStartIndex = 0;
3138 unsigned short wEndIndex = 0;
3139
3140
3141 // Find size of partial virtual bitmap
3142 for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
3143 byMap = pMgmt->abyPSTxMap[ii];
3144 if (!ii) {
3145 // Mask out the broadcast bit which is indicated separately.
3146 bMulticast = (byMap & byMask[0]) != 0;
3147 if(bMulticast) {
3148 pMgmt->sNodeDBTable[0].bRxPSPoll = true;
3149 }
3150 byMap = 0;
3151 }
3152 if (byMap) {
3153 if (!bStartFound) {
3154 bStartFound = true;
3155 wStartIndex = ii;
3156 }
3157 wEndIndex = ii;
3158 }
3159 }
3160
3161
3162 // Round start index down to nearest even number
3163 wStartIndex &= ~BIT0;
3164
3165 // Round end index up to nearest even number
3166 wEndIndex = ((wEndIndex + 1) & ~BIT0);
3167
3168 // Size of element payload
3169
3170 pTIM->len = 3 + (wEndIndex - wStartIndex) + 1;
3171
3172 // Fill in the Fixed parts of the TIM
3173 pTIM->byDTIMCount = pMgmt->byDTIMCount;
3174 pTIM->byDTIMPeriod = pMgmt->byDTIMPeriod;
3175 pTIM->byBitMapCtl = (bMulticast ? TIM_MULTICAST_MASK : 0) |
3176 (((wStartIndex >> 1) << 1) & TIM_BITMAPOFFSET_MASK);
3177
3178 // Append variable part of TIM
3179
3180 for (ii = wStartIndex, jj =0 ; ii <= wEndIndex; ii++, jj++) {
3181 pTIM->byVirtBitMap[jj] = pMgmt->abyPSTxMap[ii];
3182 }
3183
3184 // Aid = 0 don't used.
3185 pTIM->byVirtBitMap[0] &= ~BIT0;
3186 }
3187
3188
3189 /*+
3190 *
3191 * Routine Description:
3192 * Constructs an Beacon frame( Ad-hoc mode)
3193 *
3194 *
3195 * Return Value:
3196 * PTR to frame; or NULL on allocation failue
3197 *
3198 -*/
3199
3200 static
3201 PSTxMgmtPacket
3202 s_MgrMakeBeacon(
3203 PSDevice pDevice,
3204 PSMgmtObject pMgmt,
3205 unsigned short wCurrCapInfo,
3206 unsigned short wCurrBeaconPeriod,
3207 unsigned int uCurrChannel,
3208 unsigned short wCurrATIMWinodw,
3209 PWLAN_IE_SSID pCurrSSID,
3210 unsigned char *pCurrBSSID,
3211 PWLAN_IE_SUPP_RATES pCurrSuppRates,
3212 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
3213 )
3214 {
3215 PSTxMgmtPacket pTxPacket = NULL;
3216 WLAN_FR_BEACON sFrame;
3217 unsigned char abyBroadcastAddr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
3218 unsigned char *pbyBuffer;
3219 unsigned int uLength = 0;
3220 PWLAN_IE_IBSS_DFS pIBSSDFS = NULL;
3221 unsigned int ii;
3222
3223 // prepare beacon frame
3224 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
3225 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_BEACON_FR_MAXLEN);
3226 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
3227 // Setup the sFrame structure.
3228 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
3229 sFrame.len = WLAN_BEACON_FR_MAXLEN;
3230 vMgrEncodeBeacon(&sFrame);
3231 // Setup the header
3232 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3233 (
3234 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3235 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_BEACON)
3236 ));
3237
3238 if (pDevice->bEnablePSMode) {
3239 sFrame.pHdr->sA3.wFrameCtl |= cpu_to_le16((unsigned short)WLAN_SET_FC_PWRMGT(1));
3240 }
3241
3242 memcpy( sFrame.pHdr->sA3.abyAddr1, abyBroadcastAddr, WLAN_ADDR_LEN);
3243 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3244 memcpy( sFrame.pHdr->sA3.abyAddr3, pCurrBSSID, WLAN_BSSID_LEN);
3245 *sFrame.pwBeaconInterval = cpu_to_le16(wCurrBeaconPeriod);
3246 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
3247 // Copy SSID
3248 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3249 sFrame.len += ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len + WLAN_IEHDR_LEN;
3250 memcpy(sFrame.pSSID,
3251 pCurrSSID,
3252 ((PWLAN_IE_SSID)pCurrSSID)->len + WLAN_IEHDR_LEN
3253 );
3254 // Copy the rate set
3255 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3256 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
3257 memcpy(sFrame.pSuppRates,
3258 pCurrSuppRates,
3259 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
3260 );
3261 // DS parameter
3262 if (pDevice->eCurrentPHYType != PHY_TYPE_11A) {
3263 sFrame.pDSParms = (PWLAN_IE_DS_PARMS)(sFrame.pBuf + sFrame.len);
3264 sFrame.len += (1) + WLAN_IEHDR_LEN;
3265 sFrame.pDSParms->byElementID = WLAN_EID_DS_PARMS;
3266 sFrame.pDSParms->len = 1;
3267 sFrame.pDSParms->byCurrChannel = (unsigned char)uCurrChannel;
3268 }
3269 // TIM field
3270 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
3271 sFrame.pTIM = (PWLAN_IE_TIM)(sFrame.pBuf + sFrame.len);
3272 sFrame.pTIM->byElementID = WLAN_EID_TIM;
3273 s_vMgrFormatTIM(pMgmt, sFrame.pTIM);
3274 sFrame.len += (WLAN_IEHDR_LEN + sFrame.pTIM->len);
3275 }
3276
3277 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
3278
3279 // IBSS parameter
3280 sFrame.pIBSSParms = (PWLAN_IE_IBSS_PARMS)(sFrame.pBuf + sFrame.len);
3281 sFrame.len += (2) + WLAN_IEHDR_LEN;
3282 sFrame.pIBSSParms->byElementID = WLAN_EID_IBSS_PARMS;
3283 sFrame.pIBSSParms->len = 2;
3284 sFrame.pIBSSParms->wATIMWindow = wCurrATIMWinodw;
3285 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
3286 /* RSN parameter */
3287 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
3288 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
3289 sFrame.pRSNWPA->len = 12;
3290 sFrame.pRSNWPA->abyOUI[0] = 0x00;
3291 sFrame.pRSNWPA->abyOUI[1] = 0x50;
3292 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
3293 sFrame.pRSNWPA->abyOUI[3] = 0x01;
3294 sFrame.pRSNWPA->wVersion = 1;
3295 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
3296 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
3297 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
3298 if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled)
3299 sFrame.pRSNWPA->abyMulticast[3] = 0x04;//AES
3300 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled)
3301 sFrame.pRSNWPA->abyMulticast[3] = 0x02;//TKIP
3302 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled)
3303 sFrame.pRSNWPA->abyMulticast[3] = 0x01;//WEP40
3304 else
3305 sFrame.pRSNWPA->abyMulticast[3] = 0x00;//NONE
3306
3307 // Pairwise Key Cipher Suite
3308 sFrame.pRSNWPA->wPKCount = 0;
3309 // Auth Key Management Suite
3310 *((unsigned short *)(sFrame.pBuf + sFrame.len + sFrame.pRSNWPA->len))=0;
3311 sFrame.pRSNWPA->len +=2;
3312
3313 // RSN Capabilites
3314 *((unsigned short *)(sFrame.pBuf + sFrame.len + sFrame.pRSNWPA->len))=0;
3315 sFrame.pRSNWPA->len +=2;
3316 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3317 }
3318 }
3319
3320 if ((pMgmt->b11hEnable == true) &&
3321 (pMgmt->eCurrentPHYMode == PHY_TYPE_11A)) {
3322 // Country IE
3323 pbyBuffer = (unsigned char *)(sFrame.pBuf + sFrame.len);
3324 set_country_IE(pMgmt->pAdapter, pbyBuffer);
3325 set_country_info(pMgmt->pAdapter, PHY_TYPE_11A, pbyBuffer);
3326 uLength += ((PWLAN_IE_COUNTRY) pbyBuffer)->len + WLAN_IEHDR_LEN;
3327 pbyBuffer += (((PWLAN_IE_COUNTRY) pbyBuffer)->len + WLAN_IEHDR_LEN);
3328 // Power Constrain IE
3329 ((PWLAN_IE_PW_CONST) pbyBuffer)->byElementID = WLAN_EID_PWR_CONSTRAINT;
3330 ((PWLAN_IE_PW_CONST) pbyBuffer)->len = 1;
3331 ((PWLAN_IE_PW_CONST) pbyBuffer)->byPower = 0;
3332 pbyBuffer += (1) + WLAN_IEHDR_LEN;
3333 uLength += (1) + WLAN_IEHDR_LEN;
3334 if (pMgmt->bSwitchChannel == true) {
3335 // Channel Switch IE
3336 ((PWLAN_IE_CH_SW) pbyBuffer)->byElementID = WLAN_EID_CH_SWITCH;
3337 ((PWLAN_IE_CH_SW) pbyBuffer)->len = 3;
3338 ((PWLAN_IE_CH_SW) pbyBuffer)->byMode = 1;
3339 ((PWLAN_IE_CH_SW) pbyBuffer)->byChannel = get_channel_number(pMgmt->pAdapter, pMgmt->byNewChannel);
3340 ((PWLAN_IE_CH_SW) pbyBuffer)->byCount = 0;
3341 pbyBuffer += (3) + WLAN_IEHDR_LEN;
3342 uLength += (3) + WLAN_IEHDR_LEN;
3343 }
3344 // TPC report
3345 ((PWLAN_IE_TPC_REP) pbyBuffer)->byElementID = WLAN_EID_TPC_REP;
3346 ((PWLAN_IE_TPC_REP) pbyBuffer)->len = 2;
3347 ((PWLAN_IE_TPC_REP) pbyBuffer)->byTxPower = CARDbyGetTransmitPower(pMgmt->pAdapter);
3348 ((PWLAN_IE_TPC_REP) pbyBuffer)->byLinkMargin = 0;
3349 pbyBuffer += (2) + WLAN_IEHDR_LEN;
3350 uLength += (2) + WLAN_IEHDR_LEN;
3351 // IBSS DFS
3352 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) {
3353 pIBSSDFS = (PWLAN_IE_IBSS_DFS) pbyBuffer;
3354 pIBSSDFS->byElementID = WLAN_EID_IBSS_DFS;
3355 pIBSSDFS->len = 7;
3356 memcpy( pIBSSDFS->abyDFSOwner,
3357 pMgmt->abyIBSSDFSOwner,
3358 6);
3359 pIBSSDFS->byDFSRecovery = pMgmt->byIBSSDFSRecovery;
3360 pbyBuffer += (7) + WLAN_IEHDR_LEN;
3361 uLength += (7) + WLAN_IEHDR_LEN;
3362 for(ii=CB_MAX_CHANNEL_24G+1; ii<=CB_MAX_CHANNEL; ii++ ) {
3363 if (get_channel_map_info(pMgmt->pAdapter, ii, pbyBuffer, pbyBuffer+1) == true) {
3364 pbyBuffer += 2;
3365 uLength += 2;
3366 pIBSSDFS->len += 2;
3367 }
3368 }
3369 }
3370 sFrame.len += uLength;
3371 }
3372
3373 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
3374 sFrame.pERP = (PWLAN_IE_ERP)(sFrame.pBuf + sFrame.len);
3375 sFrame.len += 1 + WLAN_IEHDR_LEN;
3376 sFrame.pERP->byElementID = WLAN_EID_ERP;
3377 sFrame.pERP->len = 1;
3378 sFrame.pERP->byContext = 0;
3379 if (pDevice->bProtectMode == true)
3380 sFrame.pERP->byContext |= WLAN_EID_ERP_USE_PROTECTION;
3381 if (pDevice->bNonERPPresent == true)
3382 sFrame.pERP->byContext |= WLAN_EID_ERP_NONERP_PRESENT;
3383 if (pDevice->bBarkerPreambleMd == true)
3384 sFrame.pERP->byContext |= WLAN_EID_ERP_BARKER_MODE;
3385 }
3386 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
3387 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3388 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
3389 memcpy(sFrame.pExtSuppRates,
3390 pCurrExtSuppRates,
3391 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
3392 );
3393 }
3394 // hostapd wpa/wpa2 IE
3395 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnableHostapd == true)) {
3396 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
3397 if (pMgmt->wWPAIELen != 0) {
3398 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3399 memcpy(sFrame.pRSN, pMgmt->abyWPAIE, pMgmt->wWPAIELen);
3400 sFrame.len += pMgmt->wWPAIELen;
3401 }
3402 }
3403 }
3404
3405 /* Adjust the length fields */
3406 pTxPacket->cbMPDULen = sFrame.len;
3407 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3408
3409 return pTxPacket;
3410 }
3411
3412
3413
3414
3415
3416 /*+
3417 *
3418 * Routine Description:
3419 * Constructs an Prob-response frame
3420 *
3421 *
3422 * Return Value:
3423 * PTR to frame; or NULL on allocation failue
3424 *
3425 -*/
3426
3427
3428
3429
3430 PSTxMgmtPacket
3431 s_MgrMakeProbeResponse(
3432 PSDevice pDevice,
3433 PSMgmtObject pMgmt,
3434 unsigned short wCurrCapInfo,
3435 unsigned short wCurrBeaconPeriod,
3436 unsigned int uCurrChannel,
3437 unsigned short wCurrATIMWinodw,
3438 unsigned char *pDstAddr,
3439 PWLAN_IE_SSID pCurrSSID,
3440 unsigned char *pCurrBSSID,
3441 PWLAN_IE_SUPP_RATES pCurrSuppRates,
3442 PWLAN_IE_SUPP_RATES pCurrExtSuppRates,
3443 unsigned char byPHYType
3444 )
3445 {
3446 PSTxMgmtPacket pTxPacket = NULL;
3447 WLAN_FR_PROBERESP sFrame;
3448 unsigned char *pbyBuffer;
3449 unsigned int uLength = 0;
3450 PWLAN_IE_IBSS_DFS pIBSSDFS = NULL;
3451 unsigned int ii;
3452
3453
3454 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
3455 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_PROBERESP_FR_MAXLEN);
3456 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
3457 // Setup the sFrame structure.
3458 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
3459 sFrame.len = WLAN_PROBERESP_FR_MAXLEN;
3460 vMgrEncodeProbeResponse(&sFrame);
3461 // Setup the header
3462 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3463 (
3464 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3465 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_PROBERESP)
3466 ));
3467 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
3468 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3469 memcpy( sFrame.pHdr->sA3.abyAddr3, pCurrBSSID, WLAN_BSSID_LEN);
3470 *sFrame.pwBeaconInterval = cpu_to_le16(wCurrBeaconPeriod);
3471 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
3472
3473 if (byPHYType == BB_TYPE_11B) {
3474 *sFrame.pwCapInfo &= cpu_to_le16((unsigned short)~(WLAN_SET_CAP_INFO_SHORTSLOTTIME(1)));
3475 }
3476
3477 // Copy SSID
3478 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3479 sFrame.len += ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len + WLAN_IEHDR_LEN;
3480 memcpy(sFrame.pSSID,
3481 pCurrSSID,
3482 ((PWLAN_IE_SSID)pCurrSSID)->len + WLAN_IEHDR_LEN
3483 );
3484 // Copy the rate set
3485 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3486
3487 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
3488 memcpy(sFrame.pSuppRates,
3489 pCurrSuppRates,
3490 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
3491 );
3492
3493 // DS parameter
3494 if (pDevice->eCurrentPHYType != PHY_TYPE_11A) {
3495 sFrame.pDSParms = (PWLAN_IE_DS_PARMS)(sFrame.pBuf + sFrame.len);
3496 sFrame.len += (1) + WLAN_IEHDR_LEN;
3497 sFrame.pDSParms->byElementID = WLAN_EID_DS_PARMS;
3498 sFrame.pDSParms->len = 1;
3499 sFrame.pDSParms->byCurrChannel = (unsigned char)uCurrChannel;
3500 }
3501
3502 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) {
3503 // IBSS parameter
3504 sFrame.pIBSSParms = (PWLAN_IE_IBSS_PARMS)(sFrame.pBuf + sFrame.len);
3505 sFrame.len += (2) + WLAN_IEHDR_LEN;
3506 sFrame.pIBSSParms->byElementID = WLAN_EID_IBSS_PARMS;
3507 sFrame.pIBSSParms->len = 2;
3508 sFrame.pIBSSParms->wATIMWindow = 0;
3509 }
3510 if (pDevice->eCurrentPHYType == PHY_TYPE_11G) {
3511 sFrame.pERP = (PWLAN_IE_ERP)(sFrame.pBuf + sFrame.len);
3512 sFrame.len += 1 + WLAN_IEHDR_LEN;
3513 sFrame.pERP->byElementID = WLAN_EID_ERP;
3514 sFrame.pERP->len = 1;
3515 sFrame.pERP->byContext = 0;
3516 if (pDevice->bProtectMode == true)
3517 sFrame.pERP->byContext |= WLAN_EID_ERP_USE_PROTECTION;
3518 if (pDevice->bNonERPPresent == true)
3519 sFrame.pERP->byContext |= WLAN_EID_ERP_NONERP_PRESENT;
3520 if (pDevice->bBarkerPreambleMd == true)
3521 sFrame.pERP->byContext |= WLAN_EID_ERP_BARKER_MODE;
3522 }
3523
3524 if ((pMgmt->b11hEnable == true) &&
3525 (pMgmt->eCurrentPHYMode == PHY_TYPE_11A)) {
3526 // Country IE
3527 pbyBuffer = (unsigned char *)(sFrame.pBuf + sFrame.len);
3528 set_country_IE(pMgmt->pAdapter, pbyBuffer);
3529 set_country_info(pMgmt->pAdapter, PHY_TYPE_11A, pbyBuffer);
3530 uLength += ((PWLAN_IE_COUNTRY) pbyBuffer)->len + WLAN_IEHDR_LEN;
3531 pbyBuffer += (((PWLAN_IE_COUNTRY) pbyBuffer)->len + WLAN_IEHDR_LEN);
3532 // Power Constrain IE
3533 ((PWLAN_IE_PW_CONST) pbyBuffer)->byElementID = WLAN_EID_PWR_CONSTRAINT;
3534 ((PWLAN_IE_PW_CONST) pbyBuffer)->len = 1;
3535 ((PWLAN_IE_PW_CONST) pbyBuffer)->byPower = 0;
3536 pbyBuffer += (1) + WLAN_IEHDR_LEN;
3537 uLength += (1) + WLAN_IEHDR_LEN;
3538 if (pMgmt->bSwitchChannel == true) {
3539 // Channel Switch IE
3540 ((PWLAN_IE_CH_SW) pbyBuffer)->byElementID = WLAN_EID_CH_SWITCH;
3541 ((PWLAN_IE_CH_SW) pbyBuffer)->len = 3;
3542 ((PWLAN_IE_CH_SW) pbyBuffer)->byMode = 1;
3543 ((PWLAN_IE_CH_SW) pbyBuffer)->byChannel = get_channel_number(pMgmt->pAdapter, pMgmt->byNewChannel);
3544 ((PWLAN_IE_CH_SW) pbyBuffer)->byCount = 0;
3545 pbyBuffer += (3) + WLAN_IEHDR_LEN;
3546 uLength += (3) + WLAN_IEHDR_LEN;
3547 }
3548 // TPC report
3549 ((PWLAN_IE_TPC_REP) pbyBuffer)->byElementID = WLAN_EID_TPC_REP;
3550 ((PWLAN_IE_TPC_REP) pbyBuffer)->len = 2;
3551 ((PWLAN_IE_TPC_REP) pbyBuffer)->byTxPower = CARDbyGetTransmitPower(pMgmt->pAdapter);
3552 ((PWLAN_IE_TPC_REP) pbyBuffer)->byLinkMargin = 0;
3553 pbyBuffer += (2) + WLAN_IEHDR_LEN;
3554 uLength += (2) + WLAN_IEHDR_LEN;
3555 // IBSS DFS
3556 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) {
3557 pIBSSDFS = (PWLAN_IE_IBSS_DFS) pbyBuffer;
3558 pIBSSDFS->byElementID = WLAN_EID_IBSS_DFS;
3559 pIBSSDFS->len = 7;
3560 memcpy( pIBSSDFS->abyDFSOwner,
3561 pMgmt->abyIBSSDFSOwner,
3562 6);
3563 pIBSSDFS->byDFSRecovery = pMgmt->byIBSSDFSRecovery;
3564 pbyBuffer += (7) + WLAN_IEHDR_LEN;
3565 uLength += (7) + WLAN_IEHDR_LEN;
3566 for(ii=CB_MAX_CHANNEL_24G+1; ii<=CB_MAX_CHANNEL; ii++ ) {
3567 if (get_channel_map_info(pMgmt->pAdapter, ii, pbyBuffer, pbyBuffer+1) == true) {
3568 pbyBuffer += 2;
3569 uLength += 2;
3570 pIBSSDFS->len += 2;
3571 }
3572 }
3573 }
3574 sFrame.len += uLength;
3575 }
3576
3577
3578 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
3579 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3580 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
3581 memcpy(sFrame.pExtSuppRates,
3582 pCurrExtSuppRates,
3583 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
3584 );
3585 }
3586
3587 // hostapd wpa/wpa2 IE
3588 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnableHostapd == true)) {
3589 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
3590 if (pMgmt->wWPAIELen != 0) {
3591 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3592 memcpy(sFrame.pRSN, pMgmt->abyWPAIE, pMgmt->wWPAIELen);
3593 sFrame.len += pMgmt->wWPAIELen;
3594 }
3595 }
3596 }
3597
3598 // Adjust the length fields
3599 pTxPacket->cbMPDULen = sFrame.len;
3600 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3601
3602 return pTxPacket;
3603 }
3604
3605
3606
3607 /*+
3608 *
3609 * Routine Description:
3610 * Constructs an association request frame
3611 *
3612 *
3613 * Return Value:
3614 * A ptr to frame or NULL on allocation failue
3615 *
3616 -*/
3617
3618
3619 PSTxMgmtPacket
3620 s_MgrMakeAssocRequest(
3621 PSDevice pDevice,
3622 PSMgmtObject pMgmt,
3623 unsigned char *pDAddr,
3624 unsigned short wCurrCapInfo,
3625 unsigned short wListenInterval,
3626 PWLAN_IE_SSID pCurrSSID,
3627 PWLAN_IE_SUPP_RATES pCurrRates,
3628 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
3629 )
3630 {
3631 PSTxMgmtPacket pTxPacket = NULL;
3632 WLAN_FR_ASSOCREQ sFrame;
3633 unsigned char *pbyIEs;
3634 unsigned char *pbyRSN;
3635
3636
3637 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
3638 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_ASSOCREQ_FR_MAXLEN);
3639 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
3640 // Setup the sFrame structure.
3641 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
3642 sFrame.len = WLAN_ASSOCREQ_FR_MAXLEN;
3643 // format fixed field frame structure
3644 vMgrEncodeAssocRequest(&sFrame);
3645 // Setup the header
3646 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3647 (
3648 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3649 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_ASSOCREQ)
3650 ));
3651 memcpy( sFrame.pHdr->sA3.abyAddr1, pDAddr, WLAN_ADDR_LEN);
3652 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3653 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3654
3655 // Set the capibility and listen interval
3656 *(sFrame.pwCapInfo) = cpu_to_le16(wCurrCapInfo);
3657 *(sFrame.pwListenInterval) = cpu_to_le16(wListenInterval);
3658
3659 // sFrame.len point to end of fixed field
3660 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3661 sFrame.len += pCurrSSID->len + WLAN_IEHDR_LEN;
3662 memcpy(sFrame.pSSID, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3663
3664 pMgmt->sAssocInfo.AssocInfo.RequestIELength = pCurrSSID->len + WLAN_IEHDR_LEN;
3665 pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
3666 pbyIEs = pMgmt->sAssocInfo.abyIEs;
3667 memcpy(pbyIEs, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3668 pbyIEs += pCurrSSID->len + WLAN_IEHDR_LEN;
3669
3670 // Copy the rate set
3671 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3672 if ((pDevice->eCurrentPHYType == PHY_TYPE_11B) && (pCurrRates->len > 4))
3673 sFrame.len += 4 + WLAN_IEHDR_LEN;
3674 else
3675 sFrame.len += pCurrRates->len + WLAN_IEHDR_LEN;
3676 memcpy(sFrame.pSuppRates, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3677
3678 // Copy the extension rate set
3679 if ((pDevice->eCurrentPHYType == PHY_TYPE_11G) && (pCurrExtSuppRates->len > 0)) {
3680 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3681 sFrame.len += pCurrExtSuppRates->len + WLAN_IEHDR_LEN;
3682 memcpy(sFrame.pExtSuppRates, pCurrExtSuppRates, pCurrExtSuppRates->len + WLAN_IEHDR_LEN);
3683 }
3684
3685 pMgmt->sAssocInfo.AssocInfo.RequestIELength += pCurrRates->len + WLAN_IEHDR_LEN;
3686 memcpy(pbyIEs, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3687 pbyIEs += pCurrRates->len + WLAN_IEHDR_LEN;
3688
3689 // for 802.11h
3690 if (pMgmt->b11hEnable == true) {
3691 if (sFrame.pCurrPowerCap == NULL) {
3692 sFrame.pCurrPowerCap = (PWLAN_IE_PW_CAP)(sFrame.pBuf + sFrame.len);
3693 sFrame.len += (2 + WLAN_IEHDR_LEN);
3694 sFrame.pCurrPowerCap->byElementID = WLAN_EID_PWR_CAPABILITY;
3695 sFrame.pCurrPowerCap->len = 2;
3696 CARDvGetPowerCapability(pMgmt->pAdapter,
3697 &(sFrame.pCurrPowerCap->byMinPower),
3698 &(sFrame.pCurrPowerCap->byMaxPower)
3699 );
3700 }
3701 if (sFrame.pCurrSuppCh == NULL) {
3702 sFrame.pCurrSuppCh = (PWLAN_IE_SUPP_CH)(sFrame.pBuf + sFrame.len);
3703 sFrame.len += set_support_channels(pMgmt->pAdapter,(unsigned char *)sFrame.pCurrSuppCh);
3704 }
3705 }
3706
3707 if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
3708 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) ||
3709 (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE)) &&
3710 (pMgmt->pCurrBSS != NULL)) {
3711 /* WPA IE */
3712 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
3713 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
3714 sFrame.pRSNWPA->len = 16;
3715 sFrame.pRSNWPA->abyOUI[0] = 0x00;
3716 sFrame.pRSNWPA->abyOUI[1] = 0x50;
3717 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
3718 sFrame.pRSNWPA->abyOUI[3] = 0x01;
3719 sFrame.pRSNWPA->wVersion = 1;
3720 //Group Key Cipher Suite
3721 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
3722 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
3723 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
3724 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3725 sFrame.pRSNWPA->abyMulticast[3] = pMgmt->pCurrBSS->byGKType;
3726 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3727 sFrame.pRSNWPA->abyMulticast[3] = WPA_TKIP;
3728 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3729 sFrame.pRSNWPA->abyMulticast[3] = WPA_AESCCMP;
3730 } else {
3731 sFrame.pRSNWPA->abyMulticast[3] = WPA_NONE;
3732 }
3733 // Pairwise Key Cipher Suite
3734 sFrame.pRSNWPA->wPKCount = 1;
3735 sFrame.pRSNWPA->PKSList[0].abyOUI[0] = 0x00;
3736 sFrame.pRSNWPA->PKSList[0].abyOUI[1] = 0x50;
3737 sFrame.pRSNWPA->PKSList[0].abyOUI[2] = 0xf2;
3738 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3739 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_TKIP;
3740 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3741 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_AESCCMP;
3742 } else {
3743 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_NONE;
3744 }
3745 // Auth Key Management Suite
3746 pbyRSN = (unsigned char *)(sFrame.pBuf + sFrame.len + 2 + sFrame.pRSNWPA->len);
3747 *pbyRSN++=0x01;
3748 *pbyRSN++=0x00;
3749 *pbyRSN++=0x00;
3750
3751 *pbyRSN++=0x50;
3752 *pbyRSN++=0xf2;
3753 if (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) {
3754 *pbyRSN++=WPA_AUTH_PSK;
3755 }
3756 else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA) {
3757 *pbyRSN++=WPA_AUTH_IEEE802_1X;
3758 }
3759 else {
3760 *pbyRSN++=WPA_NONE;
3761 }
3762
3763 sFrame.pRSNWPA->len +=6;
3764
3765 // RSN Capabilites
3766
3767 *pbyRSN++=0x00;
3768 *pbyRSN++=0x00;
3769 sFrame.pRSNWPA->len +=2;
3770
3771 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3772 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3773 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3774 memcpy(pbyIEs, sFrame.pRSNWPA, sFrame.pRSNWPA->len + WLAN_IEHDR_LEN);
3775 pbyIEs += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3776
3777 } else if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
3778 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) &&
3779 (pMgmt->pCurrBSS != NULL)) {
3780 unsigned int ii;
3781 unsigned short *pwPMKID;
3782
3783 // WPA IE
3784 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3785 sFrame.pRSN->byElementID = WLAN_EID_RSN;
3786 sFrame.pRSN->len = 6; //Version(2)+GK(4)
3787 sFrame.pRSN->wVersion = 1;
3788 //Group Key Cipher Suite
3789 sFrame.pRSN->abyRSN[0] = 0x00;
3790 sFrame.pRSN->abyRSN[1] = 0x0F;
3791 sFrame.pRSN->abyRSN[2] = 0xAC;
3792 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3793 sFrame.pRSN->abyRSN[3] = pMgmt->pCurrBSS->byCSSGK;
3794 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3795 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_TKIP;
3796 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3797 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_CCMP;
3798 } else {
3799 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_UNKNOWN;
3800 }
3801
3802 // Pairwise Key Cipher Suite
3803 sFrame.pRSN->abyRSN[4] = 1;
3804 sFrame.pRSN->abyRSN[5] = 0;
3805 sFrame.pRSN->abyRSN[6] = 0x00;
3806 sFrame.pRSN->abyRSN[7] = 0x0F;
3807 sFrame.pRSN->abyRSN[8] = 0xAC;
3808 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3809 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_TKIP;
3810 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3811 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_CCMP;
3812 } else if (pMgmt->byCSSPK == KEY_CTL_NONE) {
3813 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_USE_GROUP;
3814 } else {
3815 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_UNKNOWN;
3816 }
3817 sFrame.pRSN->len += 6;
3818
3819 // Auth Key Management Suite
3820 sFrame.pRSN->abyRSN[10] = 1;
3821 sFrame.pRSN->abyRSN[11] = 0;
3822 sFrame.pRSN->abyRSN[12] = 0x00;
3823 sFrame.pRSN->abyRSN[13] = 0x0F;
3824 sFrame.pRSN->abyRSN[14] = 0xAC;
3825 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK) {
3826 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_PSK;
3827 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
3828 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_802_1X;
3829 } else {
3830 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_UNKNOWN;
3831 }
3832 sFrame.pRSN->len +=6;
3833
3834 // RSN Capabilites
3835 if (pMgmt->pCurrBSS->sRSNCapObj.bRSNCapExist == true) {
3836 memcpy(&sFrame.pRSN->abyRSN[16], &pMgmt->pCurrBSS->sRSNCapObj.wRSNCap, 2);
3837 } else {
3838 sFrame.pRSN->abyRSN[16] = 0;
3839 sFrame.pRSN->abyRSN[17] = 0;
3840 }
3841 sFrame.pRSN->len +=2;
3842
3843 if ((pDevice->gsPMKID.BSSIDInfoCount > 0) && (pDevice->bRoaming == true) && (pMgmt->eAuthenMode == WMAC_AUTH_WPA2)) {
3844 // RSN PMKID
3845 pbyRSN = &sFrame.pRSN->abyRSN[18];
3846 pwPMKID = (unsigned short *)pbyRSN; // Point to PMKID count
3847 *pwPMKID = 0; // Initialize PMKID count
3848 pbyRSN += 2; // Point to PMKID list
3849 for (ii = 0; ii < pDevice->gsPMKID.BSSIDInfoCount; ii++) {
3850 if ( !memcmp(&pDevice->gsPMKID.BSSIDInfo[ii].BSSID[0], pMgmt->abyCurrBSSID, ETH_ALEN)) {
3851 (*pwPMKID) ++;
3852 memcpy(pbyRSN, pDevice->gsPMKID.BSSIDInfo[ii].PMKID, 16);
3853 pbyRSN += 16;
3854 }
3855 }
3856 if (*pwPMKID != 0) {
3857 sFrame.pRSN->len += (2 + (*pwPMKID)*16);
3858 }
3859 }
3860
3861 sFrame.len += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3862 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3863 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3864 memcpy(pbyIEs, sFrame.pRSN, sFrame.pRSN->len + WLAN_IEHDR_LEN);
3865 pbyIEs += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3866 }
3867
3868
3869 // Adjust the length fields
3870 pTxPacket->cbMPDULen = sFrame.len;
3871 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3872 return pTxPacket;
3873 }
3874
3875
3876
3877
3878
3879
3880
3881
3882 /*+
3883 *
3884 * Routine Description:
3885 * Constructs an re-association request frame
3886 *
3887 *
3888 * Return Value:
3889 * A ptr to frame or NULL on allocation failue
3890 *
3891 -*/
3892
3893
3894 PSTxMgmtPacket
3895 s_MgrMakeReAssocRequest(
3896 PSDevice pDevice,
3897 PSMgmtObject pMgmt,
3898 unsigned char *pDAddr,
3899 unsigned short wCurrCapInfo,
3900 unsigned short wListenInterval,
3901 PWLAN_IE_SSID pCurrSSID,
3902 PWLAN_IE_SUPP_RATES pCurrRates,
3903 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
3904 )
3905 {
3906 PSTxMgmtPacket pTxPacket = NULL;
3907 WLAN_FR_REASSOCREQ sFrame;
3908 unsigned char *pbyIEs;
3909 unsigned char *pbyRSN;
3910
3911
3912 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
3913 memset( pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_REASSOCREQ_FR_MAXLEN);
3914 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
3915 /* Setup the sFrame structure. */
3916 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
3917 sFrame.len = WLAN_REASSOCREQ_FR_MAXLEN;
3918
3919 // format fixed field frame structure
3920 vMgrEncodeReassocRequest(&sFrame);
3921
3922 /* Setup the header */
3923 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3924 (
3925 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3926 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_REASSOCREQ)
3927 ));
3928 memcpy( sFrame.pHdr->sA3.abyAddr1, pDAddr, WLAN_ADDR_LEN);
3929 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3930 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3931
3932 /* Set the capibility and listen interval */
3933 *(sFrame.pwCapInfo) = cpu_to_le16(wCurrCapInfo);
3934 *(sFrame.pwListenInterval) = cpu_to_le16(wListenInterval);
3935
3936 memcpy(sFrame.pAddrCurrAP, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3937 /* Copy the SSID */
3938 /* sFrame.len point to end of fixed field */
3939 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3940 sFrame.len += pCurrSSID->len + WLAN_IEHDR_LEN;
3941 memcpy(sFrame.pSSID, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3942
3943 pMgmt->sAssocInfo.AssocInfo.RequestIELength = pCurrSSID->len + WLAN_IEHDR_LEN;
3944 pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
3945 pbyIEs = pMgmt->sAssocInfo.abyIEs;
3946 memcpy(pbyIEs, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3947 pbyIEs += pCurrSSID->len + WLAN_IEHDR_LEN;
3948
3949 /* Copy the rate set */
3950 /* sFrame.len point to end of SSID */
3951 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3952 sFrame.len += pCurrRates->len + WLAN_IEHDR_LEN;
3953 memcpy(sFrame.pSuppRates, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3954
3955 // Copy the extension rate set
3956 if ((pMgmt->eCurrentPHYMode == PHY_TYPE_11G) && (pCurrExtSuppRates->len > 0)) {
3957 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3958 sFrame.len += pCurrExtSuppRates->len + WLAN_IEHDR_LEN;
3959 memcpy(sFrame.pExtSuppRates, pCurrExtSuppRates, pCurrExtSuppRates->len + WLAN_IEHDR_LEN);
3960 }
3961
3962 pMgmt->sAssocInfo.AssocInfo.RequestIELength += pCurrRates->len + WLAN_IEHDR_LEN;
3963 memcpy(pbyIEs, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3964 pbyIEs += pCurrRates->len + WLAN_IEHDR_LEN;
3965
3966 if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
3967 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) ||
3968 (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE)) &&
3969 (pMgmt->pCurrBSS != NULL)) {
3970 /* WPA IE */
3971 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
3972 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
3973 sFrame.pRSNWPA->len = 16;
3974 sFrame.pRSNWPA->abyOUI[0] = 0x00;
3975 sFrame.pRSNWPA->abyOUI[1] = 0x50;
3976 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
3977 sFrame.pRSNWPA->abyOUI[3] = 0x01;
3978 sFrame.pRSNWPA->wVersion = 1;
3979 //Group Key Cipher Suite
3980 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
3981 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
3982 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
3983 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3984 sFrame.pRSNWPA->abyMulticast[3] = pMgmt->pCurrBSS->byGKType;
3985 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3986 sFrame.pRSNWPA->abyMulticast[3] = WPA_TKIP;
3987 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3988 sFrame.pRSNWPA->abyMulticast[3] = WPA_AESCCMP;
3989 } else {
3990 sFrame.pRSNWPA->abyMulticast[3] = WPA_NONE;
3991 }
3992 // Pairwise Key Cipher Suite
3993 sFrame.pRSNWPA->wPKCount = 1;
3994 sFrame.pRSNWPA->PKSList[0].abyOUI[0] = 0x00;
3995 sFrame.pRSNWPA->PKSList[0].abyOUI[1] = 0x50;
3996 sFrame.pRSNWPA->PKSList[0].abyOUI[2] = 0xf2;
3997 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3998 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_TKIP;
3999 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
4000 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_AESCCMP;
4001 } else {
4002 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_NONE;
4003 }
4004 // Auth Key Management Suite
4005 pbyRSN = (unsigned char *)(sFrame.pBuf + sFrame.len + 2 + sFrame.pRSNWPA->len);
4006 *pbyRSN++=0x01;
4007 *pbyRSN++=0x00;
4008 *pbyRSN++=0x00;
4009
4010 *pbyRSN++=0x50;
4011 *pbyRSN++=0xf2;
4012 if (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) {
4013 *pbyRSN++=WPA_AUTH_PSK;
4014 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA) {
4015 *pbyRSN++=WPA_AUTH_IEEE802_1X;
4016 } else {
4017 *pbyRSN++=WPA_NONE;
4018 }
4019
4020 sFrame.pRSNWPA->len +=6;
4021
4022 // RSN Capabilites
4023 *pbyRSN++=0x00;
4024 *pbyRSN++=0x00;
4025 sFrame.pRSNWPA->len +=2;
4026
4027 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
4028 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
4029 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
4030 memcpy(pbyIEs, sFrame.pRSNWPA, sFrame.pRSNWPA->len + WLAN_IEHDR_LEN);
4031 pbyIEs += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
4032
4033 } else if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
4034 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) &&
4035 (pMgmt->pCurrBSS != NULL)) {
4036 unsigned int ii;
4037 unsigned short *pwPMKID;
4038
4039 /* WPA IE */
4040 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
4041 sFrame.pRSN->byElementID = WLAN_EID_RSN;
4042 sFrame.pRSN->len = 6; //Version(2)+GK(4)
4043 sFrame.pRSN->wVersion = 1;
4044 //Group Key Cipher Suite
4045 sFrame.pRSN->abyRSN[0] = 0x00;
4046 sFrame.pRSN->abyRSN[1] = 0x0F;
4047 sFrame.pRSN->abyRSN[2] = 0xAC;
4048 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
4049 sFrame.pRSN->abyRSN[3] = pMgmt->pCurrBSS->byCSSGK;
4050 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
4051 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_TKIP;
4052 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
4053 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_CCMP;
4054 } else {
4055 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_UNKNOWN;
4056 }
4057
4058 // Pairwise Key Cipher Suite
4059 sFrame.pRSN->abyRSN[4] = 1;
4060 sFrame.pRSN->abyRSN[5] = 0;
4061 sFrame.pRSN->abyRSN[6] = 0x00;
4062 sFrame.pRSN->abyRSN[7] = 0x0F;
4063 sFrame.pRSN->abyRSN[8] = 0xAC;
4064 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
4065 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_TKIP;
4066 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
4067 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_CCMP;
4068 } else if (pMgmt->byCSSPK == KEY_CTL_NONE) {
4069 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_USE_GROUP;
4070 } else {
4071 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_UNKNOWN;
4072 }
4073 sFrame.pRSN->len += 6;
4074
4075 // Auth Key Management Suite
4076 sFrame.pRSN->abyRSN[10] = 1;
4077 sFrame.pRSN->abyRSN[11] = 0;
4078 sFrame.pRSN->abyRSN[12] = 0x00;
4079 sFrame.pRSN->abyRSN[13] = 0x0F;
4080 sFrame.pRSN->abyRSN[14] = 0xAC;
4081 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK) {
4082 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_PSK;
4083 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
4084 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_802_1X;
4085 } else {
4086 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_UNKNOWN;
4087 }
4088 sFrame.pRSN->len +=6;
4089
4090 // RSN Capabilites
4091 if (pMgmt->pCurrBSS->sRSNCapObj.bRSNCapExist == true) {
4092 memcpy(&sFrame.pRSN->abyRSN[16], &pMgmt->pCurrBSS->sRSNCapObj.wRSNCap, 2);
4093 } else {
4094 sFrame.pRSN->abyRSN[16] = 0;
4095 sFrame.pRSN->abyRSN[17] = 0;
4096 }
4097 sFrame.pRSN->len +=2;
4098
4099 if ((pDevice->gsPMKID.BSSIDInfoCount > 0) && (pDevice->bRoaming == true) && (pMgmt->eAuthenMode == WMAC_AUTH_WPA2)) {
4100 // RSN PMKID
4101 pbyRSN = &sFrame.pRSN->abyRSN[18];
4102 pwPMKID = (unsigned short *)pbyRSN; // Point to PMKID count
4103 *pwPMKID = 0; // Initialize PMKID count
4104 pbyRSN += 2; // Point to PMKID list
4105 for (ii = 0; ii < pDevice->gsPMKID.BSSIDInfoCount; ii++) {
4106 if ( !memcmp(&pDevice->gsPMKID.BSSIDInfo[ii].BSSID[0], pMgmt->abyCurrBSSID, ETH_ALEN)) {
4107 (*pwPMKID) ++;
4108 memcpy(pbyRSN, pDevice->gsPMKID.BSSIDInfo[ii].PMKID, 16);
4109 pbyRSN += 16;
4110 }
4111 }
4112 if (*pwPMKID != 0) {
4113 sFrame.pRSN->len += (2 + (*pwPMKID)*16);
4114 }
4115 }
4116
4117 sFrame.len += sFrame.pRSN->len + WLAN_IEHDR_LEN;
4118 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
4119 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSN->len + WLAN_IEHDR_LEN;
4120 memcpy(pbyIEs, sFrame.pRSN, sFrame.pRSN->len + WLAN_IEHDR_LEN);
4121 pbyIEs += sFrame.pRSN->len + WLAN_IEHDR_LEN;
4122 }
4123
4124
4125 /* Adjust the length fields */
4126 pTxPacket->cbMPDULen = sFrame.len;
4127 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
4128
4129 return pTxPacket;
4130 }
4131
4132
4133
4134 /*+
4135 *
4136 * Routine Description:
4137 * Constructs an assoc-response frame
4138 *
4139 *
4140 * Return Value:
4141 * PTR to frame; or NULL on allocation failue
4142 *
4143 -*/
4144
4145
4146 PSTxMgmtPacket
4147 s_MgrMakeAssocResponse(
4148 PSDevice pDevice,
4149 PSMgmtObject pMgmt,
4150 unsigned short wCurrCapInfo,
4151 unsigned short wAssocStatus,
4152 unsigned short wAssocAID,
4153 unsigned char *pDstAddr,
4154 PWLAN_IE_SUPP_RATES pCurrSuppRates,
4155 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
4156 )
4157 {
4158 PSTxMgmtPacket pTxPacket = NULL;
4159 WLAN_FR_ASSOCRESP sFrame;
4160
4161
4162 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
4163 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_ASSOCREQ_FR_MAXLEN);
4164 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
4165 // Setup the sFrame structure
4166 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
4167 sFrame.len = WLAN_REASSOCRESP_FR_MAXLEN;
4168 vMgrEncodeAssocResponse(&sFrame);
4169 // Setup the header
4170 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
4171 (
4172 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
4173 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_ASSOCRESP)
4174 ));
4175 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
4176 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
4177 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
4178
4179 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
4180 *sFrame.pwStatus = cpu_to_le16(wAssocStatus);
4181 *sFrame.pwAid = cpu_to_le16((unsigned short)(wAssocAID | BIT14 | BIT15));
4182
4183 // Copy the rate set
4184 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
4185 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
4186 memcpy(sFrame.pSuppRates,
4187 pCurrSuppRates,
4188 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
4189 );
4190
4191 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
4192 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
4193 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
4194 memcpy(sFrame.pExtSuppRates,
4195 pCurrExtSuppRates,
4196 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
4197 );
4198 }
4199
4200 // Adjust the length fields
4201 pTxPacket->cbMPDULen = sFrame.len;
4202 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
4203
4204 return pTxPacket;
4205 }
4206
4207
4208 /*+
4209 *
4210 * Routine Description:
4211 * Constructs an reassoc-response frame
4212 *
4213 *
4214 * Return Value:
4215 * PTR to frame; or NULL on allocation failue
4216 *
4217 -*/
4218
4219
4220 PSTxMgmtPacket
4221 s_MgrMakeReAssocResponse(
4222 PSDevice pDevice,
4223 PSMgmtObject pMgmt,
4224 unsigned short wCurrCapInfo,
4225 unsigned short wAssocStatus,
4226 unsigned short wAssocAID,
4227 unsigned char *pDstAddr,
4228 PWLAN_IE_SUPP_RATES pCurrSuppRates,
4229 PWLAN_IE_SUPP_RATES pCurrExtSuppRates
4230 )
4231 {
4232 PSTxMgmtPacket pTxPacket = NULL;
4233 WLAN_FR_REASSOCRESP sFrame;
4234
4235
4236 pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool;
4237 memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_ASSOCREQ_FR_MAXLEN);
4238 pTxPacket->p80211Header = (PUWLAN_80211HDR)((unsigned char *)pTxPacket + sizeof(STxMgmtPacket));
4239 // Setup the sFrame structure
4240 sFrame.pBuf = (unsigned char *)pTxPacket->p80211Header;
4241 sFrame.len = WLAN_REASSOCRESP_FR_MAXLEN;
4242 vMgrEncodeReassocResponse(&sFrame);
4243 // Setup the header
4244 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
4245 (
4246 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
4247 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_REASSOCRESP)
4248 ));
4249 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
4250 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
4251 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
4252
4253 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
4254 *sFrame.pwStatus = cpu_to_le16(wAssocStatus);
4255 *sFrame.pwAid = cpu_to_le16((unsigned short)(wAssocAID | BIT14 | BIT15));
4256
4257 // Copy the rate set
4258 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
4259 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
4260 memcpy(sFrame.pSuppRates,
4261 pCurrSuppRates,
4262 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
4263 );
4264
4265 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
4266 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
4267 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
4268 memcpy(sFrame.pExtSuppRates,
4269 pCurrExtSuppRates,
4270 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
4271 );
4272 }
4273
4274 // Adjust the length fields
4275 pTxPacket->cbMPDULen = sFrame.len;
4276 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
4277
4278 return pTxPacket;
4279 }
4280
4281
4282 /*+
4283 *
4284 * Routine Description:
4285 * Handles probe response management frames.
4286 *
4287 *
4288 * Return Value:
4289 * none.
4290 *
4291 -*/
4292
4293 static
4294 void
4295 s_vMgrRxProbeResponse(
4296 PSDevice pDevice,
4297 PSMgmtObject pMgmt,
4298 PSRxMgmtPacket pRxPacket
4299 )
4300 {
4301 PKnownBSS pBSSList = NULL;
4302 WLAN_FR_PROBERESP sFrame;
4303 unsigned char byCurrChannel = pRxPacket->byRxChannel;
4304 ERPObject sERP;
4305 unsigned char byIEChannel = 0;
4306 bool bChannelHit = true;
4307
4308
4309 memset(&sFrame, 0, sizeof(WLAN_FR_PROBERESP));
4310 // decode the frame
4311 sFrame.len = pRxPacket->cbMPDULen;
4312 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
4313 vMgrDecodeProbeResponse(&sFrame);
4314
4315 if ((sFrame.pqwTimestamp == 0) ||
4316 (sFrame.pwBeaconInterval == 0) ||
4317 (sFrame.pwCapInfo == 0) ||
4318 (sFrame.pSSID == 0) ||
4319 (sFrame.pSuppRates == 0)) {
4320 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe resp:Fail addr:[%p] \n", pRxPacket->p80211Header);
4321 DBG_PORT80(0xCC);
4322 return;
4323 }
4324
4325 if(sFrame.pSSID->len == 0)
4326 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx Probe resp: SSID len = 0 \n");
4327
4328 if (sFrame.pDSParms != 0) {
4329 if (byCurrChannel > CB_MAX_CHANNEL_24G) {
4330 // channel remapping to
4331 byIEChannel = get_channel_mapping(pMgmt->pAdapter, sFrame.pDSParms->byCurrChannel, PHY_TYPE_11A);
4332 } else {
4333 byIEChannel = sFrame.pDSParms->byCurrChannel;
4334 }
4335 if (byCurrChannel != byIEChannel) {
4336 // adjust channel info. bcs we rcv adjcent channel pakckets
4337 bChannelHit = false;
4338 byCurrChannel = byIEChannel;
4339 }
4340 } else {
4341 // no DS channel info
4342 bChannelHit = true;
4343 }
4344
4345 //2008-0730-01<Add>by MikeLiu
4346 if(ChannelExceedZoneType(pDevice,byCurrChannel)==true)
4347 return;
4348
4349 if (sFrame.pERP != NULL) {
4350 sERP.byERP = sFrame.pERP->byContext;
4351 sERP.bERPExist = true;
4352 } else {
4353 sERP.bERPExist = false;
4354 sERP.byERP = 0;
4355 }
4356
4357
4358 // update or insert the bss
4359 pBSSList = BSSpAddrIsInBSSList((void *)pDevice, sFrame.pHdr->sA3.abyAddr3, sFrame.pSSID);
4360 if (pBSSList) {
4361 BSSbUpdateToBSSList((void *)pDevice,
4362 *sFrame.pqwTimestamp,
4363 *sFrame.pwBeaconInterval,
4364 *sFrame.pwCapInfo,
4365 byCurrChannel,
4366 bChannelHit,
4367 sFrame.pSSID,
4368 sFrame.pSuppRates,
4369 sFrame.pExtSuppRates,
4370 &sERP,
4371 sFrame.pRSN,
4372 sFrame.pRSNWPA,
4373 sFrame.pIE_Country,
4374 sFrame.pIE_Quiet,
4375 pBSSList,
4376 sFrame.len - WLAN_HDR_ADDR3_LEN,
4377 sFrame.pHdr->sA4.abyAddr4, // payload of probresponse
4378 (void *)pRxPacket
4379 );
4380 }
4381 else {
4382 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Probe resp/insert: RxChannel = : %d\n", byCurrChannel);
4383 BSSbInsertToBSSList((void *)pDevice,
4384 sFrame.pHdr->sA3.abyAddr3,
4385 *sFrame.pqwTimestamp,
4386 *sFrame.pwBeaconInterval,
4387 *sFrame.pwCapInfo,
4388 byCurrChannel,
4389 sFrame.pSSID,
4390 sFrame.pSuppRates,
4391 sFrame.pExtSuppRates,
4392 &sERP,
4393 sFrame.pRSN,
4394 sFrame.pRSNWPA,
4395 sFrame.pIE_Country,
4396 sFrame.pIE_Quiet,
4397 sFrame.len - WLAN_HDR_ADDR3_LEN,
4398 sFrame.pHdr->sA4.abyAddr4, // payload of beacon
4399 (void *)pRxPacket
4400 );
4401 }
4402 return;
4403
4404 }
4405
4406 /*+
4407 *
4408 * Routine Description:(AP)or(Ad-hoc STA)
4409 * Handles probe request management frames.
4410 *
4411 *
4412 * Return Value:
4413 * none.
4414 *
4415 -*/
4416
4417
4418 static
4419 void
4420 s_vMgrRxProbeRequest(
4421 PSDevice pDevice,
4422 PSMgmtObject pMgmt,
4423 PSRxMgmtPacket pRxPacket
4424 )
4425 {
4426 WLAN_FR_PROBEREQ sFrame;
4427 CMD_STATUS Status;
4428 PSTxMgmtPacket pTxPacket;
4429 unsigned char byPHYType = BB_TYPE_11B;
4430
4431 // STA in Ad-hoc mode: when latest TBTT beacon transmit success,
4432 // STA have to response this request.
4433 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
4434 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && pDevice->bBeaconSent)) {
4435
4436 memset(&sFrame, 0, sizeof(WLAN_FR_PROBEREQ));
4437 // decode the frame
4438 sFrame.len = pRxPacket->cbMPDULen;
4439 sFrame.pBuf = (unsigned char *)pRxPacket->p80211Header;
4440 vMgrDecodeProbeRequest(&sFrame);
4441 /*
4442 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe request rx:MAC addr:%pM\n",
4443 sFrame.pHdr->sA3.abyAddr2);
4444 */
4445 if (sFrame.pSSID->len != 0) {
4446 if (sFrame.pSSID->len != ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len)
4447 return;
4448 if (memcmp(sFrame.pSSID->abySSID,
4449 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID,
4450 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) != 0) {
4451 return;
4452 }
4453 }
4454
4455 if ((sFrame.pSuppRates->len > 4) || (sFrame.pExtSuppRates != NULL)) {
4456 byPHYType = BB_TYPE_11G;
4457 }
4458
4459 // Probe response reply..
4460 pTxPacket = s_MgrMakeProbeResponse
4461 (
4462 pDevice,
4463 pMgmt,
4464 pMgmt->wCurrCapInfo,
4465 pMgmt->wCurrBeaconPeriod,
4466 pMgmt->uCurrChannel,
4467 0,
4468 sFrame.pHdr->sA3.abyAddr2,
4469 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
4470 (unsigned char *)pMgmt->abyCurrBSSID,
4471 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
4472 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
4473 byPHYType
4474 );
4475 if (pTxPacket != NULL ){
4476 /* send the frame */
4477 Status = csMgmt_xmit(pDevice, pTxPacket);
4478 if (Status != CMD_STATUS_PENDING) {
4479 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Probe response tx failed\n");
4480 }
4481 else {
4482 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Probe response tx sending..\n");
4483 }
4484 }
4485 }
4486
4487 return;
4488 }
4489
4490
4491
4492
4493
4494 /*+
4495 *
4496 * Routine Description:
4497 *
4498 * Entry point for the reception and handling of 802.11 management
4499 * frames. Makes a determination of the frame type and then calls
4500 * the appropriate function.
4501 *
4502 *
4503 * Return Value:
4504 * none.
4505 *
4506 -*/
4507
4508
4509 void
4510 vMgrRxManagePacket(
4511 void *hDeviceContext,
4512 PSMgmtObject pMgmt,
4513 PSRxMgmtPacket pRxPacket
4514 )
4515 {
4516 PSDevice pDevice = (PSDevice)hDeviceContext;
4517 bool bInScan = false;
4518 unsigned int uNodeIndex = 0;
4519 NODE_STATE eNodeState = 0;
4520 CMD_STATUS Status;
4521
4522
4523 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
4524 if (BSSDBbIsSTAInNodeDB(pMgmt, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex))
4525 eNodeState = pMgmt->sNodeDBTable[uNodeIndex].eNodeState;
4526 }
4527
4528 switch( WLAN_GET_FC_FSTYPE((pRxPacket->p80211Header->sA3.wFrameCtl)) ){
4529
4530 case WLAN_FSTYPE_ASSOCREQ:
4531 // Frame Clase = 2
4532 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocreq\n");
4533 if (eNodeState < NODE_AUTH) {
4534 // send deauth notification
4535 // reason = (6) class 2 received from nonauth sta
4536 vMgrDeAuthenBeginSta(pDevice,
4537 pMgmt,
4538 pRxPacket->p80211Header->sA3.abyAddr2,
4539 (6),
4540 &Status
4541 );
4542 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 1\n");
4543 }
4544 else {
4545 s_vMgrRxAssocRequest(pDevice, pMgmt, pRxPacket, uNodeIndex);
4546 }
4547 break;
4548
4549 case WLAN_FSTYPE_ASSOCRESP:
4550 // Frame Clase = 2
4551 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocresp1\n");
4552 s_vMgrRxAssocResponse(pDevice, pMgmt, pRxPacket, false);
4553 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocresp2\n");
4554 break;
4555
4556 case WLAN_FSTYPE_REASSOCREQ:
4557 // Frame Clase = 2
4558 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx reassocreq\n");
4559 // Todo: reassoc
4560 if (eNodeState < NODE_AUTH) {
4561 // send deauth notification
4562 // reason = (6) class 2 received from nonauth sta
4563 vMgrDeAuthenBeginSta(pDevice,
4564 pMgmt,
4565 pRxPacket->p80211Header->sA3.abyAddr2,
4566 (6),
4567 &Status
4568 );
4569 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 2\n");
4570
4571 }
4572 s_vMgrRxReAssocRequest(pDevice, pMgmt, pRxPacket, uNodeIndex);
4573 break;
4574
4575 case WLAN_FSTYPE_REASSOCRESP:
4576 // Frame Clase = 2
4577 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx reassocresp\n");
4578 s_vMgrRxAssocResponse(pDevice, pMgmt, pRxPacket, true);
4579 break;
4580
4581 case WLAN_FSTYPE_PROBEREQ:
4582 // Frame Clase = 0
4583 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx probereq\n");
4584 s_vMgrRxProbeRequest(pDevice, pMgmt, pRxPacket);
4585 break;
4586
4587 case WLAN_FSTYPE_PROBERESP:
4588 // Frame Clase = 0
4589 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx proberesp\n");
4590
4591 s_vMgrRxProbeResponse(pDevice, pMgmt, pRxPacket);
4592 break;
4593
4594 case WLAN_FSTYPE_BEACON:
4595 // Frame Clase = 0
4596 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx beacon\n");
4597 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
4598 bInScan = true;
4599 }
4600 s_vMgrRxBeacon(pDevice, pMgmt, pRxPacket, bInScan);
4601 break;
4602
4603 case WLAN_FSTYPE_ATIM:
4604 // Frame Clase = 1
4605 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx atim\n");
4606 break;
4607
4608 case WLAN_FSTYPE_DISASSOC:
4609 // Frame Clase = 2
4610 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx disassoc\n");
4611 if (eNodeState < NODE_AUTH) {
4612 // send deauth notification
4613 // reason = (6) class 2 received from nonauth sta
4614 vMgrDeAuthenBeginSta(pDevice,
4615 pMgmt,
4616 pRxPacket->p80211Header->sA3.abyAddr2,
4617 (6),
4618 &Status
4619 );
4620 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 3\n");
4621 }
4622 s_vMgrRxDisassociation(pDevice, pMgmt, pRxPacket);
4623 break;
4624
4625 case WLAN_FSTYPE_AUTHEN:
4626 // Frame Clase = 1
4627 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx authen\n");
4628 s_vMgrRxAuthentication(pDevice, pMgmt, pRxPacket);
4629 break;
4630
4631 case WLAN_FSTYPE_DEAUTHEN:
4632 // Frame Clase = 1
4633 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx deauthen\n");
4634 s_vMgrRxDeauthentication(pDevice, pMgmt, pRxPacket);
4635 break;
4636
4637 default:
4638 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx unknown mgmt\n");
4639 }
4640
4641 return;
4642 }
4643
4644
4645
4646
4647 /*+
4648 *
4649 * Routine Description:
4650 *
4651 *
4652 * Prepare beacon to send
4653 *
4654 * Return Value:
4655 * true if success; false if failed.
4656 *
4657 -*/
4658 bool
4659 bMgrPrepareBeaconToSend(
4660 void *hDeviceContext,
4661 PSMgmtObject pMgmt
4662 )
4663 {
4664 PSDevice pDevice = (PSDevice)hDeviceContext;
4665 PSTxMgmtPacket pTxPacket;
4666
4667 // pDevice->bBeaconBufReady = false;
4668 if (pDevice->bEncryptionEnable || pDevice->bEnable8021x){
4669 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
4670 }
4671 else {
4672 pMgmt->wCurrCapInfo &= ~WLAN_SET_CAP_INFO_PRIVACY(1);
4673 }
4674 pTxPacket = s_MgrMakeBeacon
4675 (
4676 pDevice,
4677 pMgmt,
4678 pMgmt->wCurrCapInfo,
4679 pMgmt->wCurrBeaconPeriod,
4680 pMgmt->uCurrChannel,
4681 pMgmt->wCurrATIMWindow, //0,
4682 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
4683 (unsigned char *)pMgmt->abyCurrBSSID,
4684 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
4685 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
4686 );
4687
4688 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) &&
4689 (pMgmt->abyCurrBSSID[0] == 0))
4690 return false;
4691
4692 csBeacon_xmit(pDevice, pTxPacket);
4693
4694 return true;
4695 }
4696
4697
4698
4699
4700 /*+
4701 *
4702 * Routine Description:
4703 *
4704 * Log a warning message based on the contents of the Status
4705 * Code field of an 802.11 management frame. Defines are
4706 * derived from 802.11-1997 SPEC.
4707 *
4708 * Return Value:
4709 * none.
4710 *
4711 -*/
4712 static
4713 void
4714 s_vMgrLogStatus(
4715 PSMgmtObject pMgmt,
4716 unsigned short wStatus
4717 )
4718 {
4719 switch( wStatus ){
4720 case WLAN_MGMT_STATUS_UNSPEC_FAILURE:
4721 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Unspecified error.\n");
4722 break;
4723 case WLAN_MGMT_STATUS_CAPS_UNSUPPORTED:
4724 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Can't support all requested capabilities.\n");
4725 break;
4726 case WLAN_MGMT_STATUS_REASSOC_NO_ASSOC:
4727 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Reassoc denied, can't confirm original Association.\n");
4728 break;
4729 case WLAN_MGMT_STATUS_ASSOC_DENIED_UNSPEC:
4730 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, undefine in spec\n");
4731 break;
4732 case WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG:
4733 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Peer doesn't support authen algorithm.\n");
4734 break;
4735 case WLAN_MGMT_STATUS_RX_AUTH_NOSEQ:
4736 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen frame received out of sequence.\n");
4737 break;
4738 case WLAN_MGMT_STATUS_CHALLENGE_FAIL:
4739 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen rejected, challenge failure.\n");
4740 break;
4741 case WLAN_MGMT_STATUS_AUTH_TIMEOUT:
4742 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen rejected, timeout waiting for next frame.\n");
4743 break;
4744 case WLAN_MGMT_STATUS_ASSOC_DENIED_BUSY:
4745 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, AP too busy.\n");
4746 break;
4747 case WLAN_MGMT_STATUS_ASSOC_DENIED_RATES:
4748 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we haven't enough basic rates.\n");
4749 break;
4750 case WLAN_MGMT_STATUS_ASSOC_DENIED_SHORTPREAMBLE:
4751 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support short preamble.\n");
4752 break;
4753 case WLAN_MGMT_STATUS_ASSOC_DENIED_PBCC:
4754 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support PBCC.\n");
4755 break;
4756 case WLAN_MGMT_STATUS_ASSOC_DENIED_AGILITY:
4757 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support channel agility.\n");
4758 break;
4759 default:
4760 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Unknown status code %d.\n", wStatus);
4761 break;
4762 }
4763 }
4764
4765
4766 /*
4767 *
4768 * Description:
4769 * Add BSSID in PMKID Candidate list.
4770 *
4771 * Parameters:
4772 * In:
4773 * hDeviceContext - device structure point
4774 * pbyBSSID - BSSID address for adding
4775 * wRSNCap - BSS's RSN capability
4776 * Out:
4777 * none
4778 *
4779 * Return Value: none.
4780 *
4781 -*/
4782 bool
4783 bAdd_PMKID_Candidate (
4784 void *hDeviceContext,
4785 unsigned char *pbyBSSID,
4786 PSRSNCapObject psRSNCapObj
4787 )
4788 {
4789 PSDevice pDevice = (PSDevice)hDeviceContext;
4790 PPMKID_CANDIDATE pCandidateList;
4791 unsigned int ii = 0;
4792
4793 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"bAdd_PMKID_Candidate START: (%d)\n", (int)pDevice->gsPMKIDCandidate.NumCandidates);
4794
4795 if ((pDevice == NULL) || (pbyBSSID == NULL) || (psRSNCapObj == NULL))
4796 return false;
4797
4798 if (pDevice->gsPMKIDCandidate.NumCandidates >= MAX_PMKIDLIST)
4799 return false;
4800
4801
4802
4803 // Update Old Candidate
4804 for (ii = 0; ii < pDevice->gsPMKIDCandidate.NumCandidates; ii++) {
4805 pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[ii];
4806 if ( !memcmp(pCandidateList->BSSID, pbyBSSID, ETH_ALEN)) {
4807 if ((psRSNCapObj->bRSNCapExist == true) && (psRSNCapObj->wRSNCap & BIT0)) {
4808 pCandidateList->Flags |= NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
4809 } else {
4810 pCandidateList->Flags &= ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED);
4811 }
4812 return true;
4813 }
4814 }
4815
4816 // New Candidate
4817 pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[pDevice->gsPMKIDCandidate.NumCandidates];
4818 if ((psRSNCapObj->bRSNCapExist == true) && (psRSNCapObj->wRSNCap & BIT0)) {
4819 pCandidateList->Flags |= NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
4820 } else {
4821 pCandidateList->Flags &= ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED);
4822 }
4823 memcpy(pCandidateList->BSSID, pbyBSSID, ETH_ALEN);
4824 pDevice->gsPMKIDCandidate.NumCandidates++;
4825 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"NumCandidates:%d\n", (int)pDevice->gsPMKIDCandidate.NumCandidates);
4826 return true;
4827 }
4828
4829 /*
4830 *
4831 * Description:
4832 * Flush PMKID Candidate list.
4833 *
4834 * Parameters:
4835 * In:
4836 * hDeviceContext - device structure point
4837 * Out:
4838 * none
4839 *
4840 * Return Value: none.
4841 *
4842 -*/
4843 void
4844 vFlush_PMKID_Candidate (
4845 void *hDeviceContext
4846 )
4847 {
4848 PSDevice pDevice = (PSDevice)hDeviceContext;
4849
4850 if (pDevice == NULL)
4851 return;
4852
4853 memset(&pDevice->gsPMKIDCandidate, 0, sizeof(SPMKIDCandidateEvent));
4854 }
4855
4856 static bool
4857 s_bCipherMatch (
4858 PKnownBSS pBSSNode,
4859 NDIS_802_11_ENCRYPTION_STATUS EncStatus,
4860 unsigned char *pbyCCSPK,
4861 unsigned char *pbyCCSGK
4862 )
4863 {
4864 unsigned char byMulticastCipher = KEY_CTL_INVALID;
4865 unsigned char byCipherMask = 0x00;
4866 int i;
4867
4868 if (pBSSNode == NULL)
4869 return false;
4870
4871 // check cap. of BSS
4872 if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4873 (EncStatus == Ndis802_11Encryption1Enabled)) {
4874 // default is WEP only
4875 byMulticastCipher = KEY_CTL_WEP;
4876 }
4877
4878 if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4879 (pBSSNode->bWPA2Valid == true) &&
4880 //20080123-01,<Add> by Einsn Liu
4881 ((EncStatus == Ndis802_11Encryption3Enabled)||(EncStatus == Ndis802_11Encryption2Enabled))) {
4882 //WPA2
4883 // check Group Key Cipher
4884 if ((pBSSNode->byCSSGK == WLAN_11i_CSS_WEP40) ||
4885 (pBSSNode->byCSSGK == WLAN_11i_CSS_WEP104)) {
4886 byMulticastCipher = KEY_CTL_WEP;
4887 } else if (pBSSNode->byCSSGK == WLAN_11i_CSS_TKIP) {
4888 byMulticastCipher = KEY_CTL_TKIP;
4889 } else if (pBSSNode->byCSSGK == WLAN_11i_CSS_CCMP) {
4890 byMulticastCipher = KEY_CTL_CCMP;
4891 } else {
4892 byMulticastCipher = KEY_CTL_INVALID;
4893 }
4894
4895 // check Pairwise Key Cipher
4896 for(i=0;i<pBSSNode->wCSSPKCount;i++) {
4897 if ((pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_WEP40) ||
4898 (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_WEP104)) {
4899 // this should not happen as defined 802.11i
4900 byCipherMask |= 0x01;
4901 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_TKIP) {
4902 byCipherMask |= 0x02;
4903 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_CCMP) {
4904 byCipherMask |= 0x04;
4905 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_USE_GROUP) {
4906 // use group key only ignore all others
4907 byCipherMask = 0;
4908 i = pBSSNode->wCSSPKCount;
4909 }
4910 }
4911
4912 } else if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4913 (pBSSNode->bWPAValid == true) &&
4914 ((EncStatus == Ndis802_11Encryption3Enabled) || (EncStatus == Ndis802_11Encryption2Enabled))) {
4915 //WPA
4916 // check Group Key Cipher
4917 if ((pBSSNode->byGKType == WPA_WEP40) ||
4918 (pBSSNode->byGKType == WPA_WEP104)) {
4919 byMulticastCipher = KEY_CTL_WEP;
4920 } else if (pBSSNode->byGKType == WPA_TKIP) {
4921 byMulticastCipher = KEY_CTL_TKIP;
4922 } else if (pBSSNode->byGKType == WPA_AESCCMP) {
4923 byMulticastCipher = KEY_CTL_CCMP;
4924 } else {
4925 byMulticastCipher = KEY_CTL_INVALID;
4926 }
4927
4928 // check Pairwise Key Cipher
4929 for(i=0;i<pBSSNode->wPKCount;i++) {
4930 if (pBSSNode->abyPKType[i] == WPA_TKIP) {
4931 byCipherMask |= 0x02;
4932 } else if (pBSSNode->abyPKType[i] == WPA_AESCCMP) {
4933 byCipherMask |= 0x04;
4934 } else if (pBSSNode->abyPKType[i] == WPA_NONE) {
4935 // use group key only ignore all others
4936 byCipherMask = 0;
4937 i = pBSSNode->wPKCount;
4938 }
4939 }
4940 }
4941
4942 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%d, %d, %d, %d, EncStatus:%d\n",
4943 byMulticastCipher, byCipherMask, pBSSNode->bWPAValid, pBSSNode->bWPA2Valid, EncStatus);
4944
4945 // mask our cap. with BSS
4946 if (EncStatus == Ndis802_11Encryption1Enabled) {
4947
4948 // For supporting Cisco migration mode, don't care pairwise key cipher
4949 if ((byMulticastCipher == KEY_CTL_WEP) &&
4950 (byCipherMask == 0)) {
4951 *pbyCCSGK = KEY_CTL_WEP;
4952 *pbyCCSPK = KEY_CTL_NONE;
4953 return true;
4954 } else {
4955 return false;
4956 }
4957
4958 } else if (EncStatus == Ndis802_11Encryption2Enabled) {
4959 if ((byMulticastCipher == KEY_CTL_TKIP) &&
4960 (byCipherMask == 0)) {
4961 *pbyCCSGK = KEY_CTL_TKIP;
4962 *pbyCCSPK = KEY_CTL_NONE;
4963 return true;
4964 } else if ((byMulticastCipher == KEY_CTL_WEP) &&
4965 ((byCipherMask & 0x02) != 0)) {
4966 *pbyCCSGK = KEY_CTL_WEP;
4967 *pbyCCSPK = KEY_CTL_TKIP;
4968 return true;
4969 } else if ((byMulticastCipher == KEY_CTL_TKIP) &&
4970 ((byCipherMask & 0x02) != 0)) {
4971 *pbyCCSGK = KEY_CTL_TKIP;
4972 *pbyCCSPK = KEY_CTL_TKIP;
4973 return true;
4974 } else {
4975 return false;
4976 }
4977 } else if (EncStatus == Ndis802_11Encryption3Enabled) {
4978 if ((byMulticastCipher == KEY_CTL_CCMP) &&
4979 (byCipherMask == 0)) {
4980 // When CCMP is enable, "Use group cipher suite" shall not be a valid option.
4981 return false;
4982 } else if ((byMulticastCipher == KEY_CTL_WEP) &&
4983 ((byCipherMask & 0x04) != 0)) {
4984 *pbyCCSGK = KEY_CTL_WEP;
4985 *pbyCCSPK = KEY_CTL_CCMP;
4986 return true;
4987 } else if ((byMulticastCipher == KEY_CTL_TKIP) &&
4988 ((byCipherMask & 0x04) != 0)) {
4989 *pbyCCSGK = KEY_CTL_TKIP;
4990 *pbyCCSPK = KEY_CTL_CCMP;
4991 return true;
4992 } else if ((byMulticastCipher == KEY_CTL_CCMP) &&
4993 ((byCipherMask & 0x04) != 0)) {
4994 *pbyCCSGK = KEY_CTL_CCMP;
4995 *pbyCCSPK = KEY_CTL_CCMP;
4996 return true;
4997 } else {
4998 return false;
4999 }
5000 }
5001 return true;
5002 }
5003
5004
Linux kernel - Deliverables
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