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Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6/btrfs-unstable.git] / drivers / staging / vt6656 / wmgr.c
blobb6cbd138a2b46c615b0870c2c8dca58d094372b5
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 Object 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- Assembler 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 "80211hdr.h"
69 #include "80211mgr.h"
70 #include "wmgr.h"
71 #include "wcmd.h"
72 #include "mac.h"
73 #include "bssdb.h"
74 #include "power.h"
75 #include "datarate.h"
76 #include "baseband.h"
77 #include "rxtx.h"
78 #include "wpa.h"
79 #include "rf.h"
80 #include "iowpa.h"
81 #include "control.h"
82 #include "rndis.h"
83
84 static int msglevel =MSG_LEVEL_INFO;
85 //static int msglevel =MSG_LEVEL_DEBUG;
86
87 static int ChannelExceedZoneType(struct vnt_private *, u8 byCurrChannel);
88
89 /* Association/diassociation functions */
90 static struct vnt_tx_mgmt *s_MgrMakeAssocRequest(struct vnt_private *,
91 struct vnt_manager *pMgmt, u8 *pDAddr, u16 wCurrCapInfo,
92 u16 wListenInterval, PWLAN_IE_SSID pCurrSSID,
93 PWLAN_IE_SUPP_RATES pCurrRates, PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
94
95 static void s_vMgrRxAssocRequest(struct vnt_private *,
96 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
97 u32 uNodeIndex);
98
99 static struct vnt_tx_mgmt *s_MgrMakeReAssocRequest(struct vnt_private *,
100 struct vnt_manager *pMgmt, u8 *pDAddr, u16 wCurrCapInfo,
101 u16 wListenInterval, PWLAN_IE_SSID pCurrSSID,
102 PWLAN_IE_SUPP_RATES pCurrRates, PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
103
104 static void s_vMgrRxAssocResponse(struct vnt_private *,
105 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
106 int bReAssocType);
107
108 static void s_vMgrRxDisassociation(struct vnt_private *,
109 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket);
110
111 /* Authentication/deauthen functions */
112 static void s_vMgrRxAuthenSequence_1(struct vnt_private *,
113 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame);
114
115 static void s_vMgrRxAuthenSequence_2(struct vnt_private *,
116 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame);
117
118 static void s_vMgrRxAuthenSequence_3(struct vnt_private *,
119 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame);
120
121 static void s_vMgrRxAuthenSequence_4(struct vnt_private *,
122 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame);
123
124 static void s_vMgrRxAuthentication(struct vnt_private *,
125 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket);
126
127 static void s_vMgrRxDeauthentication(struct vnt_private *,
128 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket);
129
130 /* Scan functions
131 * probe request/response functions */
132
133 static void s_vMgrRxProbeRequest(struct vnt_private *,
134 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket);
135
136 static void s_vMgrRxProbeResponse(struct vnt_private *,
137 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket);
138
139 /* beacon functions */
140 static void s_vMgrRxBeacon(struct vnt_private *pDevice,
141 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
142 int bInScan);
143
144 static void s_vMgrFormatTIM(struct vnt_manager *pMgmt, PWLAN_IE_TIM pTIM);
145
146 static struct vnt_tx_mgmt *s_MgrMakeBeacon(struct vnt_private *pDevice,
147 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wCurrBeaconPeriod,
148 u32 uCurrChannel, u16 wCurrATIMWinodw, PWLAN_IE_SSID pCurrSSID,
149 u8 *pCurrBSSID, PWLAN_IE_SUPP_RATES pCurrSuppRates,
150 PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
151
152 /* Association response */
153 static struct vnt_tx_mgmt *s_MgrMakeAssocResponse(struct vnt_private *,
154 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wAssocStatus,
155 u16 wAssocAID, u8 *pDstAddr, PWLAN_IE_SUPP_RATES pCurrSuppRates,
156 PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
157
158 /* ReAssociation response */
159 static struct vnt_tx_mgmt *s_MgrMakeReAssocResponse(struct vnt_private *,
160 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wAssocStatus,
161 u16 wAssocAID, u8 *pDstAddr, PWLAN_IE_SUPP_RATES pCurrSuppRates,
162 PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
163
164 /* Probe response */
165 static struct vnt_tx_mgmt *s_MgrMakeProbeResponse(struct vnt_private *,
166 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wCurrBeaconPeriod,
167 u32 uCurrChannel, u16 wCurrATIMWinodw, u8 *pDstAddr,
168 PWLAN_IE_SSID pCurrSSID, u8 *pCurrBSSID,
169 PWLAN_IE_SUPP_RATES pCurrSuppRates,
170 PWLAN_IE_SUPP_RATES pCurrExtSuppRates, u8 byPHYType);
171
172 /* received status */
173 static void s_vMgrLogStatus(struct vnt_manager *pMgmt, u16 wStatus);
174
175 static void s_vMgrSynchBSS(struct vnt_private *, u32 uBSSMode,
176 PKnownBSS pCurr, PCMD_STATUS pStatus);
177
178 static bool
179 s_bCipherMatch (
180 PKnownBSS pBSSNode,
181 NDIS_802_11_ENCRYPTION_STATUS EncStatus,
182 u8 * pbyCCSPK,
183 u8 * pbyCCSGK
184 );
185
186 static void Encyption_Rebuild(struct vnt_private *, PKnownBSS pCurr);
187
188 /*+
189 *
190 * Routine Description:
191 * Allocates and initializes the Management object.
192 *
193 * Return Value:
194 * Ndis_staus.
195 *
196 -*/
197
198 void vMgrObjectInit(struct vnt_private *pDevice)
199 {
200 struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
201 int ii;
202
203 pMgmt->pbyPSPacketPool = &pMgmt->byPSPacketPool[0];
204 pMgmt->pbyMgmtPacketPool = &pMgmt->byMgmtPacketPool[0];
205 pMgmt->uCurrChannel = pDevice->uChannel;
206 for (ii = 0; ii < WLAN_BSSID_LEN; ii++)
207 pMgmt->abyDesireBSSID[ii] = 0xFF;
208
209 pMgmt->sAssocInfo.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
210 //memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN +1);
211 pMgmt->byCSSPK = KEY_CTL_NONE;
212 pMgmt->byCSSGK = KEY_CTL_NONE;
213 pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI;
214 BSSvClearBSSList((void *) pDevice, false);
215
216 init_timer(&pMgmt->sTimerSecondCallback);
217 pMgmt->sTimerSecondCallback.data = (unsigned long)pDevice;
218 pMgmt->sTimerSecondCallback.function = (TimerFunction)BSSvSecondCallBack;
219 pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
220
221 init_timer(&pDevice->sTimerCommand);
222 pDevice->sTimerCommand.data = (unsigned long)pDevice;
223 pDevice->sTimerCommand.function = (TimerFunction)vRunCommand;
224 pDevice->sTimerCommand.expires = RUN_AT(HZ);
225
226 init_timer(&pDevice->sTimerTxData);
227 pDevice->sTimerTxData.data = (unsigned long)pDevice;
228 pDevice->sTimerTxData.function = (TimerFunction)BSSvSecondTxData;
229 pDevice->sTimerTxData.expires = RUN_AT(10*HZ); //10s callback
230 pDevice->fTxDataInSleep = false;
231 pDevice->IsTxDataTrigger = false;
232 pDevice->nTxDataTimeCout = 0;
233
234 pDevice->cbFreeCmdQueue = CMD_Q_SIZE;
235 pDevice->uCmdDequeueIdx = 0;
236 pDevice->uCmdEnqueueIdx = 0;
237 pDevice->eCommandState = WLAN_CMD_IDLE;
238 pDevice->bCmdRunning = false;
239 pDevice->bCmdClear = false;
240
241 return;
242 }
243
244 /*+
245 *
246 * Routine Description:
247 * Start the station association procedure. Namely, send an
248 * association request frame to the AP.
249 *
250 * Return Value:
251 * None.
252 *
253 -*/
254
255 void vMgrAssocBeginSta(struct vnt_private *pDevice,
256 struct vnt_manager *pMgmt, PCMD_STATUS pStatus)
257 {
258 struct vnt_tx_mgmt *pTxPacket;
259
260 pMgmt->wCurrCapInfo = 0;
261 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
262 if (pDevice->bEncryptionEnable) {
263 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
264 }
265 // always allow receive short preamble
266 //if (pDevice->byPreambleType == 1) {
267 // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
268 //}
269 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
270 if (pMgmt->wListenInterval == 0)
271 pMgmt->wListenInterval = 1; // at least one.
272
273 // ERP Phy (802.11g) should support short preamble.
274 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
275 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
276 if (pDevice->bShortSlotTime == true)
277 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1);
278
279 } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) {
280 if (pDevice->byPreambleType == 1) {
281 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
282 }
283 }
284 if (pMgmt->b11hEnable == true)
285 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1);
286
287 // build an assocreq frame and send it
288 pTxPacket = s_MgrMakeAssocRequest
289 (
290 pDevice,
291 pMgmt,
292 pMgmt->abyCurrBSSID,
293 pMgmt->wCurrCapInfo,
294 pMgmt->wListenInterval,
295 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
296 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
297 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
298 );
299
300 if (pTxPacket != NULL ){
301 // send the frame
302 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
303 if (*pStatus == CMD_STATUS_PENDING) {
304 pMgmt->eCurrState = WMAC_STATE_ASSOCPENDING;
305 *pStatus = CMD_STATUS_SUCCESS;
306 }
307 }
308 else
309 *pStatus = CMD_STATUS_RESOURCES;
310
311 return ;
312 }
313
314 /*+
315 *
316 * Routine Description:
317 * Start the station re-association procedure.
318 *
319 * Return Value:
320 * None.
321 *
322 -*/
323
324 void vMgrReAssocBeginSta(struct vnt_private *pDevice,
325 struct vnt_manager *pMgmt, PCMD_STATUS pStatus)
326 {
327 struct vnt_tx_mgmt *pTxPacket;
328
329 pMgmt->wCurrCapInfo = 0;
330 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
331 if (pDevice->bEncryptionEnable) {
332 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
333 }
334
335 //if (pDevice->byPreambleType == 1) {
336 // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
337 //}
338 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
339
340 if (pMgmt->wListenInterval == 0)
341 pMgmt->wListenInterval = 1; // at least one.
342
343 // ERP Phy (802.11g) should support short preamble.
344 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
345 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
346 if (pDevice->bShortSlotTime == true)
347 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1);
348
349 } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) {
350 if (pDevice->byPreambleType == 1) {
351 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
352 }
353 }
354 if (pMgmt->b11hEnable == true)
355 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1);
356
357 pTxPacket = s_MgrMakeReAssocRequest
358 (
359 pDevice,
360 pMgmt,
361 pMgmt->abyCurrBSSID,
362 pMgmt->wCurrCapInfo,
363 pMgmt->wListenInterval,
364 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
365 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
366 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
367 );
368
369 if (pTxPacket != NULL ){
370 // send the frame
371 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
372 if (*pStatus != CMD_STATUS_PENDING) {
373 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx failed.\n");
374 }
375 else {
376 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx sending.\n");
377 }
378 }
379
380 return ;
381 }
382
383 /*+
384 *
385 * Routine Description:
386 * Send an dis-association request frame to the AP.
387 *
388 * Return Value:
389 * None.
390 *
391 -*/
392
393 void vMgrDisassocBeginSta(struct vnt_private *pDevice,
394 struct vnt_manager *pMgmt, u8 *abyDestAddress, u16 wReason,
395 PCMD_STATUS pStatus)
396 {
397 struct vnt_tx_mgmt *pTxPacket = NULL;
398 WLAN_FR_DISASSOC sFrame;
399
400 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
401 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
402 + WLAN_DISASSOC_FR_MAXLEN);
403 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
404 + sizeof(struct vnt_tx_mgmt));
405
406 // Setup the sFrame structure
407 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
408 sFrame.len = WLAN_DISASSOC_FR_MAXLEN;
409
410 // format fixed field frame structure
411 vMgrEncodeDisassociation(&sFrame);
412
413 // Setup the header
414 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
415 (
416 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
417 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DISASSOC)
418 ));
419
420 memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN);
421 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
422 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
423
424 // Set reason code
425 *(sFrame.pwReason) = cpu_to_le16(wReason);
426 pTxPacket->cbMPDULen = sFrame.len;
427 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
428
429 // send the frame
430 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
431 if (*pStatus == CMD_STATUS_PENDING) {
432 pMgmt->eCurrState = WMAC_STATE_IDLE;
433 *pStatus = CMD_STATUS_SUCCESS;
434 }
435
436 return;
437 }
438
439 /*+
440 *
441 * Routine Description:(AP function)
442 * Handle incoming station association request frames.
443 *
444 * Return Value:
445 * None.
446 *
447 -*/
448
449 static void s_vMgrRxAssocRequest(struct vnt_private *pDevice,
450 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
451 u32 uNodeIndex)
452 {
453 WLAN_FR_ASSOCREQ sFrame;
454 CMD_STATUS Status;
455 struct vnt_tx_mgmt *pTxPacket;
456 u16 wAssocStatus = 0;
457 u16 wAssocAID = 0;
458 u32 uRateLen = WLAN_RATES_MAXLEN;
459 u8 abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
460 u8 abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
461
462 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP)
463 return;
464 // node index not found
465 if (!uNodeIndex)
466 return;
467
468 //check if node is authenticated
469 //decode the frame
470 memset(&sFrame, 0, sizeof(WLAN_FR_ASSOCREQ));
471 memset(abyCurrSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
472 memset(abyCurrExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
473 sFrame.len = pRxPacket->cbMPDULen;
474 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
475
476 vMgrDecodeAssocRequest(&sFrame);
477
478 if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) {
479 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC;
480 pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo);
481 pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval);
482 pMgmt->sNodeDBTable[uNodeIndex].bPSEnable =
483 WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? true : false;
484 // Todo: check sta basic rate, if ap can't support, set status code
485 if (pDevice->byBBType == BB_TYPE_11B) {
486 uRateLen = WLAN_RATES_MAXLEN_11B;
487 }
488 abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
489 abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
490 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
491 uRateLen);
492 abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
493 if (pDevice->byBBType == BB_TYPE_11G) {
494 abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates,
495 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
496 uRateLen);
497 } else {
498 abyCurrExtSuppRates[1] = 0;
499 }
500
501 RATEvParseMaxRate((void *)pDevice,
502 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
503 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
504 false, // do not change our basic rate
505 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
506 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
507 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
508 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
509 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
510 );
511
512 // set max tx rate
513 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate =
514 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
515 // Todo: check sta preamble, if ap can't support, set status code
516 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble =
517 WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
518 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime =
519 WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
520 pMgmt->sNodeDBTable[uNodeIndex].wAID = (u16)uNodeIndex;
521 wAssocStatus = WLAN_MGMT_STATUS_SUCCESS;
522 wAssocAID = (u16)uNodeIndex;
523 // check if ERP support
524 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
525 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
526
527 if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) {
528 // B only STA join
529 pDevice->bProtectMode = true;
530 pDevice->bNonERPPresent = true;
531 }
532 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == false) {
533 pDevice->bBarkerPreambleMd = true;
534 }
535
536 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Associate AID= %d \n", wAssocAID);
537 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n",
538 sFrame.pHdr->sA3.abyAddr2[0],
539 sFrame.pHdr->sA3.abyAddr2[1],
540 sFrame.pHdr->sA3.abyAddr2[2],
541 sFrame.pHdr->sA3.abyAddr2[3],
542 sFrame.pHdr->sA3.abyAddr2[4],
543 sFrame.pHdr->sA3.abyAddr2[5]
544 ) ;
545 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n",
546 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate);
547 }
548
549 // assoc response reply..
550 pTxPacket = s_MgrMakeAssocResponse
551 (
552 pDevice,
553 pMgmt,
554 pMgmt->wCurrCapInfo,
555 wAssocStatus,
556 wAssocAID,
557 sFrame.pHdr->sA3.abyAddr2,
558 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
559 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
560 );
561 if (pTxPacket != NULL ){
562
563 if (pDevice->bEnableHostapd) {
564 return;
565 }
566 /* send the frame */
567 Status = csMgmt_xmit(pDevice, pTxPacket);
568 if (Status != CMD_STATUS_PENDING) {
569 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx failed\n");
570 }
571 else {
572 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx sending..\n");
573 }
574
575 }
576
577 return;
578 }
579
580 /*+
581 *
582 * Description:(AP function)
583 * Handle incoming station re-association request frames.
584 *
585 * Parameters:
586 * In:
587 * pMgmt - Management Object structure
588 * pRxPacket - Received Packet
589 * Out:
590 * none
591 *
592 * Return Value: None.
593 *
594 -*/
595
596 static void s_vMgrRxReAssocRequest(struct vnt_private *pDevice,
597 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
598 u32 uNodeIndex)
599 {
600 WLAN_FR_REASSOCREQ sFrame;
601 CMD_STATUS Status;
602 struct vnt_tx_mgmt *pTxPacket;
603 u16 wAssocStatus = 0;
604 u16 wAssocAID = 0;
605 u32 uRateLen = WLAN_RATES_MAXLEN;
606 u8 abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
607 u8 abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
608
609 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP)
610 return;
611 // node index not found
612 if (!uNodeIndex)
613 return;
614 //check if node is authenticated
615 //decode the frame
616 memset(&sFrame, 0, sizeof(WLAN_FR_REASSOCREQ));
617 sFrame.len = pRxPacket->cbMPDULen;
618 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
619 vMgrDecodeReassocRequest(&sFrame);
620
621 if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) {
622 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC;
623 pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo);
624 pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval);
625 pMgmt->sNodeDBTable[uNodeIndex].bPSEnable =
626 WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? true : false;
627 // Todo: check sta basic rate, if ap can't support, set status code
628
629 if (pDevice->byBBType == BB_TYPE_11B) {
630 uRateLen = WLAN_RATES_MAXLEN_11B;
631 }
632
633 abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
634 abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
635 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
636 uRateLen);
637 abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
638 if (pDevice->byBBType == BB_TYPE_11G) {
639 abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates,
640 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
641 uRateLen);
642 } else {
643 abyCurrExtSuppRates[1] = 0;
644 }
645
646 RATEvParseMaxRate((void *)pDevice,
647 (PWLAN_IE_SUPP_RATES)abyCurrSuppRates,
648 (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates,
649 false, // do not change our basic rate
650 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
651 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
652 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
653 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
654 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
655 );
656
657 // set max tx rate
658 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate =
659 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
660 // Todo: check sta preamble, if ap can't support, set status code
661 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble =
662 WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
663 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime =
664 WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
665 pMgmt->sNodeDBTable[uNodeIndex].wAID = (u16)uNodeIndex;
666 wAssocStatus = WLAN_MGMT_STATUS_SUCCESS;
667 wAssocAID = (u16)uNodeIndex;
668
669 // if suppurt ERP
670 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
671 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
672
673 if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) {
674 // B only STA join
675 pDevice->bProtectMode = true;
676 pDevice->bNonERPPresent = true;
677 }
678 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == false) {
679 pDevice->bBarkerPreambleMd = true;
680 }
681
682 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Rx ReAssociate AID= %d \n", wAssocAID);
683 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n",
684 sFrame.pHdr->sA3.abyAddr2[0],
685 sFrame.pHdr->sA3.abyAddr2[1],
686 sFrame.pHdr->sA3.abyAddr2[2],
687 sFrame.pHdr->sA3.abyAddr2[3],
688 sFrame.pHdr->sA3.abyAddr2[4],
689 sFrame.pHdr->sA3.abyAddr2[5]
690 ) ;
691 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n",
692 pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate);
693
694 }
695
696 // assoc response reply..
697 pTxPacket = s_MgrMakeReAssocResponse
698 (
699 pDevice,
700 pMgmt,
701 pMgmt->wCurrCapInfo,
702 wAssocStatus,
703 wAssocAID,
704 sFrame.pHdr->sA3.abyAddr2,
705 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
706 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
707 );
708
709 if (pTxPacket != NULL ){
710 /* send the frame */
711 if (pDevice->bEnableHostapd) {
712 return;
713 }
714 Status = csMgmt_xmit(pDevice, pTxPacket);
715 if (Status != CMD_STATUS_PENDING) {
716 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx failed\n");
717 }
718 else {
719 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx sending..\n");
720 }
721 }
722 return;
723 }
724
725 /*+
726 *
727 * Routine Description:
728 * Handle incoming association response frames.
729 *
730 * Return Value:
731 * None.
732 *
733 -*/
734
735 static void s_vMgrRxAssocResponse(struct vnt_private *pDevice,
736 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
737 int bReAssocType)
738 {
739 WLAN_FR_ASSOCRESP sFrame;
740 PWLAN_IE_SSID pItemSSID;
741 u8 *pbyIEs;
742
743 if (pMgmt->eCurrState == WMAC_STATE_ASSOCPENDING ||
744 pMgmt->eCurrState == WMAC_STATE_ASSOC) {
745
746 sFrame.len = pRxPacket->cbMPDULen;
747 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
748 // decode the frame
749 vMgrDecodeAssocResponse(&sFrame);
750 if ((sFrame.pwCapInfo == NULL)
751 || (sFrame.pwStatus == NULL)
752 || (sFrame.pwAid == NULL)
753 || (sFrame.pSuppRates == NULL)) {
754 return;
755 }
756
757 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.Capabilities = *(sFrame.pwCapInfo);
758 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.StatusCode = *(sFrame.pwStatus);
759 pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.AssociationId = *(sFrame.pwAid);
760 pMgmt->sAssocInfo.AssocInfo.AvailableResponseFixedIEs |= 0x07;
761
762 pMgmt->sAssocInfo.AssocInfo.ResponseIELength = sFrame.len - 24 - 6;
763 pMgmt->sAssocInfo.AssocInfo.OffsetResponseIEs = pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs + pMgmt->sAssocInfo.AssocInfo.RequestIELength;
764 pbyIEs = pMgmt->sAssocInfo.abyIEs;
765 pbyIEs += pMgmt->sAssocInfo.AssocInfo.RequestIELength;
766 memcpy(pbyIEs, (sFrame.pBuf + 24 +6), pMgmt->sAssocInfo.AssocInfo.ResponseIELength);
767
768 // save values and set current BSS state
769 if (cpu_to_le16((*(sFrame.pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
770 // set AID
771 pMgmt->wCurrAID = cpu_to_le16((*(sFrame.pwAid)));
772 if ( (pMgmt->wCurrAID >> 14) != (BIT0 | BIT1) )
773 {
774 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "AID from AP, has two msb clear.\n");
775 }
776 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Association Successful, AID=%d.\n", pMgmt->wCurrAID & ~(BIT14|BIT15));
777 pMgmt->eCurrState = WMAC_STATE_ASSOC;
778 BSSvUpdateAPNode((void *) pDevice,
779 sFrame.pwCapInfo,
780 sFrame.pSuppRates,
781 sFrame.pExtSuppRates);
782 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
783 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Link with AP(SSID): %s\n", pItemSSID->abySSID);
784 pDevice->bLinkPass = true;
785 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER);
786
787 //if(pDevice->bWPASuppWextEnabled == true)
788 {
789 u8 buf[512];
790 size_t len;
791 union iwreq_data wrqu;
792 int we_event;
793
794 memset(buf, 0, 512);
795
796 len = pMgmt->sAssocInfo.AssocInfo.RequestIELength;
797 if(len) {
798 memcpy(buf, pMgmt->sAssocInfo.abyIEs, len);
799 memset(&wrqu, 0, sizeof (wrqu));
800 wrqu.data.length = len;
801 we_event = IWEVASSOCREQIE;
802 PRINT_K("wireless_send_event--->IWEVASSOCREQIE\n");
803 wireless_send_event(pDevice->dev, we_event, &wrqu, buf);
804 }
805
806 memset(buf, 0, 512);
807 len = pMgmt->sAssocInfo.AssocInfo.ResponseIELength;
808
809 if(len) {
810 memcpy(buf, pbyIEs, len);
811 memset(&wrqu, 0, sizeof (wrqu));
812 wrqu.data.length = len;
813 we_event = IWEVASSOCRESPIE;
814 PRINT_K("wireless_send_event--->IWEVASSOCRESPIE\n");
815 wireless_send_event(pDevice->dev, we_event, &wrqu, buf);
816 }
817
818 memset(&wrqu, 0, sizeof (wrqu));
819 memcpy(wrqu.ap_addr.sa_data, &pMgmt->abyCurrBSSID[0], ETH_ALEN);
820 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
821 PRINT_K("wireless_send_event--->SIOCGIWAP(associated)\n");
822 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
823
824 }
825
826 }
827 else {
828 if (bReAssocType) {
829 pMgmt->eCurrState = WMAC_STATE_IDLE;
830 }
831 else {
832 // jump back to the auth state and indicate the error
833 pMgmt->eCurrState = WMAC_STATE_AUTH;
834 }
835 s_vMgrLogStatus(pMgmt,cpu_to_le16((*(sFrame.pwStatus))));
836 }
837
838 }
839
840 //need clear flags related to Networkmanager
841 pDevice->bwextstep0 = false;
842 pDevice->bwextstep1 = false;
843 pDevice->bwextstep2 = false;
844 pDevice->bwextstep3 = false;
845 pDevice->bWPASuppWextEnabled = false;
846
847 if(pMgmt->eCurrState == WMAC_STATE_ASSOC)
848 timer_expire(pDevice->sTimerCommand, 0);
849
850 return;
851 }
852
853 /*+
854 *
855 * Routine Description:
856 * Start the station authentication procedure. Namely, send an
857 * authentication frame to the AP.
858 *
859 * Return Value:
860 * None.
861 *
862 -*/
863
864 void vMgrAuthenBeginSta(struct vnt_private *pDevice,
865 struct vnt_manager *pMgmt, PCMD_STATUS pStatus)
866 {
867 WLAN_FR_AUTHEN sFrame;
868 struct vnt_tx_mgmt *pTxPacket =
869 (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
870
871 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
872 + WLAN_AUTHEN_FR_MAXLEN);
873 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
874 + sizeof(struct vnt_tx_mgmt));
875 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
876 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
877 vMgrEncodeAuthen(&sFrame);
878 /* insert values */
879 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
880 (
881 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
882 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)
883 ));
884 memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
885 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
886 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
887 if (pMgmt->bShareKeyAlgorithm)
888 *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_SHAREDKEY);
889 else
890 *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_OPENSYSTEM);
891
892 *(sFrame.pwAuthSequence) = cpu_to_le16(1);
893 /* Adjust the length fields */
894 pTxPacket->cbMPDULen = sFrame.len;
895 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
896
897 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
898 if (*pStatus == CMD_STATUS_PENDING){
899 pMgmt->eCurrState = WMAC_STATE_AUTHPENDING;
900 *pStatus = CMD_STATUS_SUCCESS;
901 }
902
903 return ;
904 }
905
906 /*+
907 *
908 * Routine Description:
909 * Start the station(AP) deauthentication procedure. Namely, send an
910 * deauthentication frame to the AP or Sta.
911 *
912 * Return Value:
913 * None.
914 *
915 -*/
916
917 void vMgrDeAuthenBeginSta(struct vnt_private *pDevice,
918 struct vnt_manager *pMgmt, u8 *abyDestAddress, u16 wReason,
919 PCMD_STATUS pStatus)
920 {
921 WLAN_FR_DEAUTHEN sFrame;
922 struct vnt_tx_mgmt *pTxPacket =
923 (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
924
925 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
926 + WLAN_DEAUTHEN_FR_MAXLEN);
927 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
928 + sizeof(struct vnt_tx_mgmt));
929 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
930 sFrame.len = WLAN_DEAUTHEN_FR_MAXLEN;
931 vMgrEncodeDeauthen(&sFrame);
932 /* insert values */
933 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
934 (
935 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
936 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DEAUTHEN)
937 ));
938
939 memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN);
940 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
941 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
942
943 *(sFrame.pwReason) = cpu_to_le16(wReason); // deauthen. bcs left BSS
944 /* Adjust the length fields */
945 pTxPacket->cbMPDULen = sFrame.len;
946 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
947
948 *pStatus = csMgmt_xmit(pDevice, pTxPacket);
949 if (*pStatus == CMD_STATUS_PENDING){
950 *pStatus = CMD_STATUS_SUCCESS;
951 }
952
953 return ;
954 }
955
956 /*+
957 *
958 * Routine Description:
959 * Handle incoming authentication frames.
960 *
961 * Return Value:
962 * None.
963 *
964 -*/
965
966 static void s_vMgrRxAuthentication(struct vnt_private *pDevice,
967 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket)
968 {
969 WLAN_FR_AUTHEN sFrame;
970
971 // we better be an AP or a STA in AUTHPENDING otherwise ignore
972 if (!(pMgmt->eCurrMode == WMAC_MODE_ESS_AP ||
973 pMgmt->eCurrState == WMAC_STATE_AUTHPENDING)) {
974 return;
975 }
976
977 // decode the frame
978 sFrame.len = pRxPacket->cbMPDULen;
979 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
980 vMgrDecodeAuthen(&sFrame);
981 switch (cpu_to_le16((*(sFrame.pwAuthSequence )))){
982 case 1:
983 //AP funciton
984 s_vMgrRxAuthenSequence_1(pDevice,pMgmt, &sFrame);
985 break;
986 case 2:
987 s_vMgrRxAuthenSequence_2(pDevice, pMgmt, &sFrame);
988 break;
989 case 3:
990 //AP funciton
991 s_vMgrRxAuthenSequence_3(pDevice, pMgmt, &sFrame);
992 break;
993 case 4:
994 s_vMgrRxAuthenSequence_4(pDevice, pMgmt, &sFrame);
995 break;
996 default:
997 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Auth Sequence error, seq = %d\n",
998 cpu_to_le16((*(sFrame.pwAuthSequence))));
999 break;
1000 }
1001 return;
1002 }
1003
1004 /*+
1005 *
1006 * Routine Description:
1007 * Handles incoming authen frames with sequence 1. Currently
1008 * assumes we're an AP. So far, no one appears to use authentication
1009 * in Ad-Hoc mode.
1010 *
1011 * Return Value:
1012 * None.
1013 *
1014 -*/
1015
1016 static void s_vMgrRxAuthenSequence_1(struct vnt_private *pDevice,
1017 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame)
1018 {
1019 struct vnt_tx_mgmt *pTxPacket = NULL;
1020 u32 uNodeIndex;
1021 WLAN_FR_AUTHEN sFrame;
1022 PSKeyItem pTransmitKey;
1023
1024 /* Insert a Node entry */
1025 if (!BSSbIsSTAInNodeDB(pDevice, pFrame->pHdr->sA3.abyAddr2,
1026 &uNodeIndex)) {
1027 BSSvCreateOneNode(pDevice, &uNodeIndex);
1028 memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr,
1029 pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1030 }
1031
1032 if (pMgmt->bShareKeyAlgorithm) {
1033 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_KNOWN;
1034 pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 1;
1035 }
1036 else {
1037 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH;
1038 }
1039
1040 // send auth reply
1041 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
1042 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
1043 + WLAN_AUTHEN_FR_MAXLEN);
1044 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
1045 + sizeof(struct vnt_tx_mgmt));
1046 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
1047 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1048 // format buffer structure
1049 vMgrEncodeAuthen(&sFrame);
1050 // insert values
1051 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1052 (
1053 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1054 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1055 WLAN_SET_FC_ISWEP(0)
1056 ));
1057 memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1058 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1059 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1060 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1061 *(sFrame.pwAuthSequence) = cpu_to_le16(2);
1062
1063 if (cpu_to_le16(*(pFrame->pwAuthAlgorithm)) == WLAN_AUTH_ALG_SHAREDKEY) {
1064 if (pMgmt->bShareKeyAlgorithm)
1065 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1066 else
1067 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG);
1068 }
1069 else {
1070 if (pMgmt->bShareKeyAlgorithm)
1071 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG);
1072 else
1073 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1074 }
1075
1076 if (pMgmt->bShareKeyAlgorithm &&
1077 (cpu_to_le16(*(sFrame.pwStatus)) == WLAN_MGMT_STATUS_SUCCESS)) {
1078
1079 sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len);
1080 sFrame.len += WLAN_CHALLENGE_IE_LEN;
1081 sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE;
1082 sFrame.pChallenge->len = WLAN_CHALLENGE_LEN;
1083 memset(pMgmt->abyChallenge, 0, WLAN_CHALLENGE_LEN);
1084 // get group key
1085 if(KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, GROUP_KEY, &pTransmitKey) == true) {
1086 rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength+3);
1087 rc4_encrypt(&pDevice->SBox, pMgmt->abyChallenge, pMgmt->abyChallenge, WLAN_CHALLENGE_LEN);
1088 }
1089 memcpy(sFrame.pChallenge->abyChallenge, pMgmt->abyChallenge , WLAN_CHALLENGE_LEN);
1090 }
1091
1092 /* Adjust the length fields */
1093 pTxPacket->cbMPDULen = sFrame.len;
1094 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1095 // send the frame
1096 if (pDevice->bEnableHostapd) {
1097 return;
1098 }
1099 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx.. \n");
1100 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1101 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx failed.\n");
1102 }
1103 return;
1104 }
1105
1106 /*+
1107 *
1108 * Routine Description:
1109 * Handles incoming auth frames with sequence number 2. Currently
1110 * assumes we're a station.
1111 *
1112 *
1113 * Return Value:
1114 * None.
1115 *
1116 -*/
1117
1118 static void s_vMgrRxAuthenSequence_2(struct vnt_private *pDevice,
1119 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame)
1120 {
1121 WLAN_FR_AUTHEN sFrame;
1122 struct vnt_tx_mgmt *pTxPacket = NULL;
1123
1124 switch (cpu_to_le16((*(pFrame->pwAuthAlgorithm))))
1125 {
1126 case WLAN_AUTH_ALG_OPENSYSTEM:
1127 if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
1128 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Successful.\n");
1129 pMgmt->eCurrState = WMAC_STATE_AUTH;
1130 timer_expire(pDevice->sTimerCommand, 0);
1131 }
1132 else {
1133 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Failed.\n");
1134 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))));
1135 pMgmt->eCurrState = WMAC_STATE_IDLE;
1136 }
1137 if (pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT) {
1138 /* spin_unlock_irq(&pDevice->lock);
1139 vCommandTimerWait((void *) pDevice, 0);
1140 spin_lock_irq(&pDevice->lock); */
1141 }
1142 break;
1143
1144 case WLAN_AUTH_ALG_SHAREDKEY:
1145
1146 if (cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS) {
1147 pTxPacket = (struct vnt_tx_mgmt *)
1148 pMgmt->pbyMgmtPacketPool;
1149 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
1150 + WLAN_AUTHEN_FR_MAXLEN);
1151 pTxPacket->p80211Header
1152 = (PUWLAN_80211HDR)((u8 *)pTxPacket
1153 + sizeof(struct vnt_tx_mgmt));
1154 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
1155 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1156 // format buffer structure
1157 vMgrEncodeAuthen(&sFrame);
1158 // insert values
1159 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1160 (
1161 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1162 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1163 WLAN_SET_FC_ISWEP(1)
1164 ));
1165 memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1166 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1167 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1168 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1169 *(sFrame.pwAuthSequence) = cpu_to_le16(3);
1170 *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS);
1171 sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len);
1172 sFrame.len += WLAN_CHALLENGE_IE_LEN;
1173 sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE;
1174 sFrame.pChallenge->len = WLAN_CHALLENGE_LEN;
1175 memcpy( sFrame.pChallenge->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN);
1176 // Adjust the length fields
1177 pTxPacket->cbMPDULen = sFrame.len;
1178 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1179 // send the frame
1180 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1181 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx failed.\n");
1182 }
1183 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx ...\n");
1184 }
1185 else {
1186 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:rx Auth_reply sequence_2 status error ...\n");
1187 if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) {
1188 /* spin_unlock_irq(&pDevice->lock);
1189 vCommandTimerWait((void *) pDevice, 0);
1190 spin_lock_irq(&pDevice->lock); */
1191 }
1192 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))));
1193 }
1194 break;
1195 default:
1196 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt: rx auth.seq = 2 unknown AuthAlgorithm=%d\n", cpu_to_le16((*(pFrame->pwAuthAlgorithm))));
1197 break;
1198 }
1199 return;
1200 }
1201
1202 /*+
1203 *
1204 * Routine Description:
1205 * Handles incoming authen frames with sequence 3. Currently
1206 * assumes we're an AP. This function assumes the frame has
1207 * already been successfully decrypted.
1208 *
1209 *
1210 * Return Value:
1211 * None.
1212 *
1213 -*/
1214
1215 static void s_vMgrRxAuthenSequence_3(struct vnt_private *pDevice,
1216 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame)
1217 {
1218 struct vnt_tx_mgmt *pTxPacket = NULL;
1219 u32 uStatusCode = 0 ;
1220 u32 uNodeIndex = 0;
1221 WLAN_FR_AUTHEN sFrame;
1222
1223 if (!WLAN_GET_FC_ISWEP(pFrame->pHdr->sA3.wFrameCtl)) {
1224 uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL;
1225 goto reply;
1226 }
1227 if (BSSbIsSTAInNodeDB(pDevice, pFrame->pHdr->sA3.abyAddr2, &uNodeIndex)) {
1228 if (pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence != 1) {
1229 uStatusCode = WLAN_MGMT_STATUS_RX_AUTH_NOSEQ;
1230 goto reply;
1231 }
1232 if (memcmp(pMgmt->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN) != 0) {
1233 uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL;
1234 goto reply;
1235 }
1236 }
1237 else {
1238 uStatusCode = WLAN_MGMT_STATUS_UNSPEC_FAILURE;
1239 goto reply;
1240 }
1241
1242 if (uNodeIndex) {
1243 pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH;
1244 pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 0;
1245 }
1246 uStatusCode = WLAN_MGMT_STATUS_SUCCESS;
1247 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Challenge text check ok..\n");
1248
1249 reply:
1250 // send auth reply
1251 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
1252 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
1253 + WLAN_AUTHEN_FR_MAXLEN);
1254 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
1255 + sizeof(struct vnt_tx_mgmt));
1256 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
1257 sFrame.len = WLAN_AUTHEN_FR_MAXLEN;
1258 // format buffer structure
1259 vMgrEncodeAuthen(&sFrame);
1260 /* insert values */
1261 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
1262 (
1263 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
1264 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)|
1265 WLAN_SET_FC_ISWEP(0)
1266 ));
1267 memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1268 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
1269 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1270 *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm);
1271 *(sFrame.pwAuthSequence) = cpu_to_le16(4);
1272 *(sFrame.pwStatus) = cpu_to_le16(uStatusCode);
1273
1274 /* Adjust the length fields */
1275 pTxPacket->cbMPDULen = sFrame.len;
1276 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
1277 // send the frame
1278 if (pDevice->bEnableHostapd) {
1279 return;
1280 }
1281 if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
1282 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_4 tx failed.\n");
1283 }
1284 return;
1285
1286 }
1287
1288 /*+
1289 *
1290 * Routine Description:
1291 * Handles incoming authen frames with sequence 4
1292 *
1293 *
1294 * Return Value:
1295 * None.
1296 *
1297 -*/
1298 static void s_vMgrRxAuthenSequence_4(struct vnt_private *pDevice,
1299 struct vnt_manager *pMgmt, PWLAN_FR_AUTHEN pFrame)
1300 {
1301
1302 if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){
1303 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Successful.\n");
1304 pMgmt->eCurrState = WMAC_STATE_AUTH;
1305 timer_expire(pDevice->sTimerCommand, 0);
1306 }
1307 else{
1308 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Failed.\n");
1309 s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))) );
1310 pMgmt->eCurrState = WMAC_STATE_IDLE;
1311 }
1312
1313 if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) {
1314 /* spin_unlock_irq(&pDevice->lock);
1315 vCommandTimerWait((void *) pDevice, 0);
1316 spin_lock_irq(&pDevice->lock); */
1317 }
1318 }
1319
1320 /*+
1321 *
1322 * Routine Description:
1323 * Handles incoming disassociation frames
1324 *
1325 *
1326 * Return Value:
1327 * None.
1328 *
1329 -*/
1330
1331 static void s_vMgrRxDisassociation(struct vnt_private *pDevice,
1332 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket)
1333 {
1334 WLAN_FR_DISASSOC sFrame;
1335 u32 uNodeIndex = 0;
1336 CMD_STATUS CmdStatus;
1337
1338 if ( pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){
1339 // if is acting an AP..
1340 // a STA is leaving this BSS..
1341 sFrame.len = pRxPacket->cbMPDULen;
1342 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
1343 if (BSSbIsSTAInNodeDB(pDevice, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) {
1344 BSSvRemoveOneNode(pDevice, uNodeIndex);
1345 }
1346 else {
1347 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx disassoc, sta not found\n");
1348 }
1349 }
1350 else if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ){
1351 sFrame.len = pRxPacket->cbMPDULen;
1352 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
1353 vMgrDecodeDisassociation(&sFrame);
1354 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP disassociated me, reason=%d.\n", cpu_to_le16(*(sFrame.pwReason)));
1355
1356 pDevice->fWPA_Authened = false;
1357
1358 //TODO: do something let upper layer know or
1359 //try to send associate packet again because of inactivity timeout
1360 if (pMgmt->eCurrState == WMAC_STATE_ASSOC) {
1361 pDevice->bLinkPass = false;
1362 pMgmt->sNodeDBTable[0].bActive = false;
1363 pDevice->byReAssocCount = 0;
1364 pMgmt->eCurrState = WMAC_STATE_AUTH; // jump back to the auth state!
1365 pDevice->eCommandState = WLAN_ASSOCIATE_WAIT;
1366 vMgrReAssocBeginSta(pDevice, pMgmt, &CmdStatus);
1367 if(CmdStatus == CMD_STATUS_PENDING) {
1368 pDevice->byReAssocCount ++;
1369 return; //mike add: you'll retry for many times, so it cann't be regarded as disconnected!
1370 }
1371 }
1372
1373 // if(pDevice->bWPASuppWextEnabled == true)
1374 {
1375 union iwreq_data wrqu;
1376 memset(&wrqu, 0, sizeof (wrqu));
1377 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1378 PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1379 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1380 }
1381 }
1382 /* else, ignore it */
1383
1384 return;
1385 }
1386
1387 /*+
1388 *
1389 * Routine Description:
1390 * Handles incoming deauthentication frames
1391 *
1392 *
1393 * Return Value:
1394 * None.
1395 *
1396 -*/
1397
1398 static void s_vMgrRxDeauthentication(struct vnt_private *pDevice,
1399 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket)
1400 {
1401 WLAN_FR_DEAUTHEN sFrame;
1402 u32 uNodeIndex = 0;
1403
1404 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){
1405 //Todo:
1406 // if is acting an AP..
1407 // a STA is leaving this BSS..
1408 sFrame.len = pRxPacket->cbMPDULen;
1409 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
1410 if (BSSbIsSTAInNodeDB(pDevice, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) {
1411 BSSvRemoveOneNode(pDevice, uNodeIndex);
1412 }
1413 else {
1414 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Rx deauth, sta not found\n");
1415 }
1416 }
1417 else {
1418 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ) {
1419 sFrame.len = pRxPacket->cbMPDULen;
1420 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
1421 vMgrDecodeDeauthen(&sFrame);
1422 pDevice->fWPA_Authened = false;
1423 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP deauthed me, reason=%d.\n", cpu_to_le16((*(sFrame.pwReason))));
1424 // TODO: update BSS list for specific BSSID if pre-authentication case
1425 if (!compare_ether_addr(sFrame.pHdr->sA3.abyAddr3,
1426 pMgmt->abyCurrBSSID)) {
1427 if (pMgmt->eCurrState >= WMAC_STATE_AUTHPENDING) {
1428 pMgmt->sNodeDBTable[0].bActive = false;
1429 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1430 pMgmt->eCurrState = WMAC_STATE_IDLE;
1431 netif_stop_queue(pDevice->dev);
1432 pDevice->bLinkPass = false;
1433 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW);
1434 }
1435 }
1436
1437 // if(pDevice->bWPASuppWextEnabled == true)
1438 {
1439 union iwreq_data wrqu;
1440 memset(&wrqu, 0, sizeof (wrqu));
1441 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1442 PRINT_K("wireless_send_event--->SIOCGIWAP(disauthen)\n");
1443 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1444 }
1445
1446 }
1447 /* else, ignore it. TODO: IBSS authentication service
1448 would be implemented here */
1449 };
1450 return;
1451 }
1452
1453 /*+
1454 *
1455 * Routine Description:
1456 * check if current channel is match ZoneType.
1457 *for USA:1~11;
1458 * Japan:1~13;
1459 * Europe:1~13
1460 * Return Value:
1461 * True:exceed;
1462 * False:normal case
1463 -*/
1464 static int ChannelExceedZoneType(struct vnt_private *pDevice, u8 byCurrChannel)
1465 {
1466 int exceed = false;
1467
1468 switch(pDevice->byZoneType) {
1469 case 0x00: //USA:1~11
1470 if((byCurrChannel<1) ||(byCurrChannel>11))
1471 exceed = true;
1472 break;
1473 case 0x01: //Japan:1~13
1474 case 0x02: //Europe:1~13
1475 if((byCurrChannel<1) ||(byCurrChannel>13))
1476 exceed = true;
1477 break;
1478 default: //reserve for other zonetype
1479 break;
1480 }
1481
1482 return exceed;
1483 }
1484
1485 /*+
1486 *
1487 * Routine Description:
1488 * Handles and analysis incoming beacon frames.
1489 *
1490 *
1491 * Return Value:
1492 * None.
1493 *
1494 -*/
1495
1496 static void s_vMgrRxBeacon(struct vnt_private *pDevice,
1497 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket,
1498 int bInScan)
1499 {
1500 PKnownBSS pBSSList;
1501 WLAN_FR_BEACON sFrame;
1502 u64 qwTSFOffset;
1503 int bIsBSSIDEqual = false;
1504 int bIsSSIDEqual = false;
1505 int bTSFLargeDiff = false;
1506 int bTSFOffsetPostive = false;
1507 int bUpdateTSF = false;
1508 int bIsAPBeacon = false;
1509 int bIsChannelEqual = false;
1510 u32 uLocateByteIndex;
1511 u8 byTIMBitOn = 0;
1512 u16 wAIDNumber = 0;
1513 u32 uNodeIndex;
1514 u64 qwTimestamp, qwLocalTSF;
1515 u64 qwCurrTSF;
1516 u16 wStartIndex = 0;
1517 u16 wAIDIndex = 0;
1518 u8 byCurrChannel = pRxPacket->byRxChannel;
1519 ERPObject sERP;
1520 u32 uRateLen = WLAN_RATES_MAXLEN;
1521 int bChannelHit = false;
1522 u8 byOldPreambleType;
1523
1524 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)
1525 return;
1526
1527 memset(&sFrame, 0, sizeof(WLAN_FR_BEACON));
1528 sFrame.len = pRxPacket->cbMPDULen;
1529 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
1530
1531 // decode the beacon frame
1532 vMgrDecodeBeacon(&sFrame);
1533
1534 if ((sFrame.pwBeaconInterval == NULL)
1535 || (sFrame.pwCapInfo == NULL)
1536 || (sFrame.pSSID == NULL)
1537 || (sFrame.pSuppRates == NULL)) {
1538
1539 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx beacon frame error\n");
1540 return;
1541 }
1542
1543 if( byCurrChannel > CB_MAX_CHANNEL_24G )
1544 {
1545 if (sFrame.pDSParms != NULL) {
1546 if (byCurrChannel == RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1])
1547 bChannelHit = true;
1548 byCurrChannel = RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1];
1549 } else {
1550 bChannelHit = true;
1551 }
1552
1553 } else {
1554 if (sFrame.pDSParms != NULL) {
1555 if (byCurrChannel == sFrame.pDSParms->byCurrChannel)
1556 bChannelHit = true;
1557 byCurrChannel = sFrame.pDSParms->byCurrChannel;
1558 } else {
1559 bChannelHit = true;
1560 }
1561 }
1562
1563 if(ChannelExceedZoneType(pDevice,byCurrChannel)==true)
1564 return;
1565
1566 if (sFrame.pERP != NULL) {
1567 sERP.byERP = sFrame.pERP->byContext;
1568 sERP.bERPExist = true;
1569
1570 } else {
1571 sERP.bERPExist = false;
1572 sERP.byERP = 0;
1573 }
1574
1575 pBSSList = BSSpAddrIsInBSSList((void *) pDevice,
1576 sFrame.pHdr->sA3.abyAddr3,
1577 sFrame.pSSID);
1578 if (pBSSList == NULL) {
1579 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon/insert: RxChannel = : %d\n", byCurrChannel);
1580 BSSbInsertToBSSList((void *) pDevice,
1581 sFrame.pHdr->sA3.abyAddr3,
1582 *sFrame.pqwTimestamp,
1583 *sFrame.pwBeaconInterval,
1584 *sFrame.pwCapInfo,
1585 byCurrChannel,
1586 sFrame.pSSID,
1587 sFrame.pSuppRates,
1588 sFrame.pExtSuppRates,
1589 &sERP,
1590 sFrame.pRSN,
1591 sFrame.pRSNWPA,
1592 sFrame.pIE_Country,
1593 sFrame.pIE_Quiet,
1594 sFrame.len - WLAN_HDR_ADDR3_LEN,
1595 sFrame.pHdr->sA4.abyAddr4, // payload of beacon
1596 (void *) pRxPacket);
1597 }
1598 else {
1599 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"update bcn: RxChannel = : %d\n", byCurrChannel);
1600 BSSbUpdateToBSSList((void *) pDevice,
1601 *sFrame.pqwTimestamp,
1602 *sFrame.pwBeaconInterval,
1603 *sFrame.pwCapInfo,
1604 byCurrChannel,
1605 bChannelHit,
1606 sFrame.pSSID,
1607 sFrame.pSuppRates,
1608 sFrame.pExtSuppRates,
1609 &sERP,
1610 sFrame.pRSN,
1611 sFrame.pRSNWPA,
1612 sFrame.pIE_Country,
1613 sFrame.pIE_Quiet,
1614 pBSSList,
1615 sFrame.len - WLAN_HDR_ADDR3_LEN,
1616 sFrame.pHdr->sA4.abyAddr4, // payload of probresponse
1617 (void *) pRxPacket);
1618
1619 }
1620
1621 if (bInScan) {
1622 return;
1623 }
1624
1625 if(byCurrChannel == (u8)pMgmt->uCurrChannel)
1626 bIsChannelEqual = true;
1627
1628 if (bIsChannelEqual && (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
1629
1630 // if rx beacon without ERP field
1631 if (sERP.bERPExist) {
1632 if (WLAN_GET_ERP_USE_PROTECTION(sERP.byERP)){
1633 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1634 pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD;
1635 }
1636 }
1637 else {
1638 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1639 pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD;
1640 }
1641
1642 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
1643 if(!WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo))
1644 pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
1645 if(!sERP.bERPExist)
1646 pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
1647 }
1648 }
1649
1650 // check if BSSID the same
1651 if (memcmp(sFrame.pHdr->sA3.abyAddr3,
1652 pMgmt->abyCurrBSSID,
1653 WLAN_BSSID_LEN) == 0) {
1654
1655 bIsBSSIDEqual = true;
1656 pDevice->uCurrRSSI = pRxPacket->uRSSI;
1657 pDevice->byCurrSQ = pRxPacket->bySQ;
1658 if (pMgmt->sNodeDBTable[0].uInActiveCount != 0) {
1659 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1660 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BCN:Wake Count= [%d]\n", pMgmt->wCountToWakeUp);
1661 }
1662 }
1663 // check if SSID the same
1664 if (sFrame.pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) {
1665 if (memcmp(sFrame.pSSID->abySSID,
1666 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID,
1667 sFrame.pSSID->len
1668 ) == 0) {
1669 bIsSSIDEqual = true;
1670 }
1671 }
1672
1673 if ((WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)== true) &&
1674 (bIsBSSIDEqual == true) &&
1675 (bIsSSIDEqual == true) &&
1676 (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
1677 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
1678 // add state check to prevent reconnect fail since we'll receive Beacon
1679
1680 bIsAPBeacon = true;
1681 if (pBSSList != NULL) {
1682
1683 // Sync ERP field
1684 if ((pBSSList->sERP.bERPExist == true) && (pDevice->byBBType == BB_TYPE_11G)) {
1685 if ((pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION) != pDevice->bProtectMode) {//0000 0010
1686 pDevice->bProtectMode = (pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION);
1687 if (pDevice->bProtectMode) {
1688 MACvEnableProtectMD(pDevice);
1689 } else {
1690 MACvDisableProtectMD(pDevice);
1691 }
1692 vUpdateIFS(pDevice);
1693 }
1694 if ((pBSSList->sERP.byERP & WLAN_EID_ERP_NONERP_PRESENT) != pDevice->bNonERPPresent) {//0000 0001
1695 pDevice->bNonERPPresent = (pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION);
1696 }
1697 if ((pBSSList->sERP.byERP & WLAN_EID_ERP_BARKER_MODE) != pDevice->bBarkerPreambleMd) {//0000 0100
1698 pDevice->bBarkerPreambleMd = (pBSSList->sERP.byERP & WLAN_EID_ERP_BARKER_MODE);
1699 //BarkerPreambleMd has higher priority than shortPreamble bit in Cap
1700 if (pDevice->bBarkerPreambleMd) {
1701 MACvEnableBarkerPreambleMd(pDevice);
1702 } else {
1703 MACvDisableBarkerPreambleMd(pDevice);
1704 }
1705 }
1706 }
1707 // Sync Short Slot Time
1708 if (WLAN_GET_CAP_INFO_SHORTSLOTTIME(pBSSList->wCapInfo) != pDevice->bShortSlotTime) {
1709 bool bShortSlotTime;
1710
1711 bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(pBSSList->wCapInfo);
1712 //DBG_PRN_WLAN05(("Set Short Slot Time: %d\n", pDevice->bShortSlotTime));
1713 //Kyle check if it is OK to set G.
1714 if (pDevice->byBBType == BB_TYPE_11A) {
1715 bShortSlotTime = true;
1716 }
1717 else if (pDevice->byBBType == BB_TYPE_11B) {
1718 bShortSlotTime = false;
1719 }
1720 if (bShortSlotTime != pDevice->bShortSlotTime) {
1721 pDevice->bShortSlotTime = bShortSlotTime;
1722 BBvSetShortSlotTime(pDevice);
1723 vUpdateIFS(pDevice);
1724 }
1725 }
1726
1727 //
1728 // Preamble may change dynamically
1729 //
1730 byOldPreambleType = pDevice->byPreambleType;
1731 if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pBSSList->wCapInfo)) {
1732 pDevice->byPreambleType = pDevice->byShortPreamble;
1733 }
1734 else {
1735 pDevice->byPreambleType = 0;
1736 }
1737 if (pDevice->byPreambleType != byOldPreambleType)
1738 CARDvSetRSPINF(pDevice, (u8)pDevice->byBBType);
1739 //
1740 // Basic Rate Set may change dynamically
1741 //
1742 if (pBSSList->eNetworkTypeInUse == PHY_TYPE_11B) {
1743 uRateLen = WLAN_RATES_MAXLEN_11B;
1744 }
1745 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abySuppRates,
1746 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1747 uRateLen);
1748 pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abyExtSuppRates,
1749 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
1750 uRateLen);
1751 RATEvParseMaxRate((void *)pDevice,
1752 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1753 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
1754 true,
1755 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
1756 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
1757 &(pMgmt->sNodeDBTable[0].wSuppRate),
1758 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
1759 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
1760 );
1761
1762 }
1763 }
1764
1765 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon 2 \n");
1766 // check if CF field exisit
1767 if (WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)) {
1768 if (sFrame.pCFParms->wCFPDurRemaining > 0) {
1769 // TODO: deal with CFP period to set NAV
1770 }
1771 }
1772
1773 qwTimestamp = cpu_to_le64(*sFrame.pqwTimestamp);
1774 qwLocalTSF = pRxPacket->qwLocalTSF;
1775
1776 // check if beacon TSF larger or small than our local TSF
1777 if (qwTimestamp >= qwLocalTSF)
1778 bTSFOffsetPostive = true;
1779 else
1780 bTSFOffsetPostive = false;
1781
1782 if (bTSFOffsetPostive) {
1783 qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwTimestamp), (qwLocalTSF));
1784 }
1785 else {
1786 qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwLocalTSF), (qwTimestamp));
1787 }
1788
1789 if (qwTSFOffset > TRIVIAL_SYNC_DIFFERENCE)
1790 bTSFLargeDiff = true;
1791
1792 // if infra mode
1793 if (bIsAPBeacon == true) {
1794
1795 // Infra mode: Local TSF always follow AP's TSF if Difference huge.
1796 if (bTSFLargeDiff)
1797 bUpdateTSF = true;
1798
1799 if ((pDevice->bEnablePSMode == true) && (sFrame.pTIM)) {
1800
1801 /* deal with DTIM, analysis TIM */
1802 pMgmt->bMulticastTIM = WLAN_MGMT_IS_MULTICAST_TIM(sFrame.pTIM->byBitMapCtl) ? true : false ;
1803 pMgmt->byDTIMCount = sFrame.pTIM->byDTIMCount;
1804 pMgmt->byDTIMPeriod = sFrame.pTIM->byDTIMPeriod;
1805 wAIDNumber = pMgmt->wCurrAID & ~(BIT14|BIT15);
1806
1807 // check if AID in TIM field bit on
1808 // wStartIndex = N1
1809 wStartIndex = WLAN_MGMT_GET_TIM_OFFSET(sFrame.pTIM->byBitMapCtl) << 1;
1810 // AIDIndex = N2
1811 wAIDIndex = (wAIDNumber >> 3);
1812 if ((wAIDNumber > 0) && (wAIDIndex >= wStartIndex)) {
1813 uLocateByteIndex = wAIDIndex - wStartIndex;
1814 // len = byDTIMCount + byDTIMPeriod + byDTIMPeriod + byVirtBitMap[0~250]
1815 if (sFrame.pTIM->len >= (uLocateByteIndex + 4)) {
1816 byTIMBitOn = (0x01) << ((wAIDNumber) % 8);
1817 pMgmt->bInTIM = sFrame.pTIM->byVirtBitMap[uLocateByteIndex] & byTIMBitOn ? true : false;
1818 }
1819 else {
1820 pMgmt->bInTIM = false;
1821 };
1822 }
1823 else {
1824 pMgmt->bInTIM = false;
1825 };
1826
1827 if (pMgmt->bInTIM ||
1828 (pMgmt->bMulticastTIM && (pMgmt->byDTIMCount == 0))) {
1829 pMgmt->bInTIMWake = true;
1830 /* send out ps-poll packet */
1831 if (pMgmt->bInTIM)
1832 PSvSendPSPOLL(pDevice);
1833
1834 }
1835 else {
1836 pMgmt->bInTIMWake = false;
1837 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Not In TIM..\n");
1838 if (pDevice->bPWBitOn == false) {
1839 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Send Null Packet\n");
1840 if (PSbSendNullPacket(pDevice))
1841 pDevice->bPWBitOn = true;
1842 }
1843 if(PSbConsiderPowerDown(pDevice, false, false)) {
1844 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Power down now...\n");
1845 }
1846 }
1847
1848 }
1849
1850 }
1851 // if adhoc mode
1852 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && !bIsAPBeacon && bIsChannelEqual) {
1853 if (bIsBSSIDEqual) {
1854 // Use sNodeDBTable[0].uInActiveCount as IBSS beacons received count.
1855 if (pMgmt->sNodeDBTable[0].uInActiveCount != 0)
1856 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1857
1858 // adhoc mode:TSF updated only when beacon larger then local TSF
1859 if (bTSFLargeDiff && bTSFOffsetPostive &&
1860 (pMgmt->eCurrState == WMAC_STATE_JOINTED))
1861 bUpdateTSF = true;
1862
1863 // During dpc, already in spinlocked.
1864 if (BSSbIsSTAInNodeDB(pDevice, sFrame.pHdr->sA3.abyAddr2, &uNodeIndex)) {
1865
1866 // Update the STA, (Technically the Beacons of all the IBSS nodes
1867 // should be identical, but that's not happening in practice.
1868 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
1869 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1870 WLAN_RATES_MAXLEN_11B);
1871 RATEvParseMaxRate((void *)pDevice,
1872 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1873 NULL,
1874 true,
1875 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
1876 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
1877 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
1878 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
1879 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
1880 );
1881 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
1882 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
1883 pMgmt->sNodeDBTable[uNodeIndex].uInActiveCount = 0;
1884 }
1885 else {
1886 /* Todo, initial Node content */
1887 BSSvCreateOneNode(pDevice, &uNodeIndex);
1888
1889 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
1890 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1891 WLAN_RATES_MAXLEN_11B);
1892 RATEvParseMaxRate((void *)pDevice,
1893 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1894 NULL,
1895 true,
1896 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate),
1897 &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate),
1898 &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate),
1899 &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate),
1900 &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate)
1901 );
1902
1903 memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, sFrame.pHdr->sA3.abyAddr2, WLAN_ADDR_LEN);
1904 pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo);
1905 pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate;
1906 /*
1907 pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo);
1908 if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M)
1909 pMgmt->sNodeDBTable[uNodeIndex].bERPExist = true;
1910 */
1911 }
1912
1913 // if other stations jointed, indicate connect to upper layer..
1914 if (pMgmt->eCurrState == WMAC_STATE_STARTED) {
1915 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Current IBSS State: [Started]........to: [Jointed] \n");
1916 pMgmt->eCurrState = WMAC_STATE_JOINTED;
1917 pDevice->bLinkPass = true;
1918 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER);
1919 if (netif_queue_stopped(pDevice->dev)){
1920 netif_wake_queue(pDevice->dev);
1921 }
1922 pMgmt->sNodeDBTable[0].bActive = true;
1923 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1924
1925 }
1926 }
1927 else if (bIsSSIDEqual) {
1928
1929 // See other adhoc sta with the same SSID but BSSID is different.
1930 // adpot this vars only when TSF larger then us.
1931 if (bTSFLargeDiff && bTSFOffsetPostive) {
1932 // we don't support ATIM under adhoc mode
1933 // if ( sFrame.pIBSSParms->wATIMWindow == 0) {
1934 // adpot this vars
1935 // TODO: check sFrame cap if privacy on, and support rate syn
1936 memcpy(pMgmt->abyCurrBSSID, sFrame.pHdr->sA3.abyAddr3, WLAN_BSSID_LEN);
1937 memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
1938 pMgmt->wCurrATIMWindow = cpu_to_le16(sFrame.pIBSSParms->wATIMWindow);
1939 pMgmt->wCurrBeaconPeriod = cpu_to_le16(*sFrame.pwBeaconInterval);
1940 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates,
1941 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1942 WLAN_RATES_MAXLEN_11B);
1943 // set HW beacon interval and re-synchronizing....
1944 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rejoining to Other Adhoc group with same SSID........\n");
1945
1946 MACvWriteBeaconInterval(pDevice, pMgmt->wCurrBeaconPeriod);
1947 CARDvAdjustTSF(pDevice, pRxPacket->byRxRate, qwTimestamp, pRxPacket->qwLocalTSF);
1948 CARDvUpdateNextTBTT(pDevice, qwTimestamp, pMgmt->wCurrBeaconPeriod);
1949
1950 // Turn off bssid filter to avoid filter others adhoc station which bssid is different.
1951 MACvWriteBSSIDAddress(pDevice, pMgmt->abyCurrBSSID);
1952
1953 byOldPreambleType = pDevice->byPreambleType;
1954 if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo)) {
1955 pDevice->byPreambleType = pDevice->byShortPreamble;
1956 }
1957 else {
1958 pDevice->byPreambleType = 0;
1959 }
1960 if (pDevice->byPreambleType != byOldPreambleType)
1961 CARDvSetRSPINF(pDevice, (u8)pDevice->byBBType);
1962
1963 // MACvRegBitsOff(pDevice->PortOffset, MAC_REG_RCR, RCR_BSSID);
1964 // set highest basic rate
1965 // s_vSetHighestBasicRate(pDevice, (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates);
1966 // Prepare beacon frame
1967 bMgrPrepareBeaconToSend((void *) pDevice, pMgmt);
1968 // }
1969 }
1970 }
1971 }
1972 // endian issue ???
1973 // Update TSF
1974 if (bUpdateTSF) {
1975 CARDbGetCurrentTSF(pDevice, &qwCurrTSF);
1976 CARDvAdjustTSF(pDevice, pRxPacket->byRxRate, qwTimestamp , pRxPacket->qwLocalTSF);
1977 CARDbGetCurrentTSF(pDevice, &qwCurrTSF);
1978 CARDvUpdateNextTBTT(pDevice, qwTimestamp, pMgmt->wCurrBeaconPeriod);
1979 }
1980
1981 return;
1982 }
1983
1984 /*+
1985 *
1986 * Routine Description:
1987 * Instructs the hw to create a bss using the supplied
1988 * attributes. Note that this implementation only supports Ad-Hoc
1989 * BSS creation.
1990 *
1991 *
1992 * Return Value:
1993 * CMD_STATUS
1994 *
1995 -*/
1996
1997 void vMgrCreateOwnIBSS(struct vnt_private *pDevice, PCMD_STATUS pStatus)
1998 {
1999 struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
2000 u16 wMaxBasicRate;
2001 u16 wMaxSuppRate;
2002 u8 byTopCCKBasicRate;
2003 u8 byTopOFDMBasicRate;
2004 u64 qwCurrTSF = 0;
2005 int ii;
2006 u8 abyRATE[] = {0x82, 0x84, 0x8B, 0x96, 0x24, 0x30, 0x48, 0x6C, 0x0C,
2007 0x12, 0x18, 0x60};
2008 u8 abyCCK_RATE[] = {0x82, 0x84, 0x8B, 0x96};
2009 u8 abyOFDM_RATE[] = {0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
2010 u16 wSuppRate;
2011
2012 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create Basic Service Set .......\n");
2013
2014 if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
2015 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) &&
2016 (pDevice->eEncryptionStatus != Ndis802_11Encryption2Enabled) &&
2017 (pDevice->eEncryptionStatus != Ndis802_11Encryption3Enabled)) {
2018 // encryption mode error
2019 *pStatus = CMD_STATUS_FAILURE;
2020 return;
2021 }
2022 }
2023
2024 pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
2025 pMgmt->abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES;
2026
2027 if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
2028 pMgmt->eCurrentPHYMode = pMgmt->byAPBBType;
2029 } else {
2030 if (pDevice->byBBType == BB_TYPE_11G)
2031 pMgmt->eCurrentPHYMode = PHY_TYPE_11G;
2032 if (pDevice->byBBType == BB_TYPE_11B)
2033 pMgmt->eCurrentPHYMode = PHY_TYPE_11B;
2034 if (pDevice->byBBType == BB_TYPE_11A)
2035 pMgmt->eCurrentPHYMode = PHY_TYPE_11A;
2036 }
2037
2038 if (pMgmt->eCurrentPHYMode != PHY_TYPE_11A) {
2039 pMgmt->abyCurrSuppRates[1] = WLAN_RATES_MAXLEN_11B;
2040 pMgmt->abyCurrExtSuppRates[1] = 0;
2041 for (ii = 0; ii < 4; ii++)
2042 pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii];
2043 } else {
2044 pMgmt->abyCurrSuppRates[1] = 8;
2045 pMgmt->abyCurrExtSuppRates[1] = 0;
2046 for (ii = 0; ii < 8; ii++)
2047 pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii];
2048 }
2049
2050 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
2051 pMgmt->abyCurrSuppRates[1] = 8;
2052 pMgmt->abyCurrExtSuppRates[1] = 4;
2053 for (ii = 0; ii < 4; ii++)
2054 pMgmt->abyCurrSuppRates[2+ii] = abyCCK_RATE[ii];
2055 for (ii = 4; ii < 8; ii++)
2056 pMgmt->abyCurrSuppRates[2+ii] = abyOFDM_RATE[ii-4];
2057 for (ii = 0; ii < 4; ii++)
2058 pMgmt->abyCurrExtSuppRates[2+ii] = abyOFDM_RATE[ii+4];
2059 }
2060
2061 // Disable Protect Mode
2062 pDevice->bProtectMode = 0;
2063 MACvDisableProtectMD(pDevice);
2064
2065 pDevice->bBarkerPreambleMd = 0;
2066 MACvDisableBarkerPreambleMd(pDevice);
2067
2068 // Kyle Test 2003.11.04
2069
2070 // set HW beacon interval
2071 if (pMgmt->wIBSSBeaconPeriod == 0)
2072 pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI;
2073 MACvWriteBeaconInterval(pDevice, pMgmt->wIBSSBeaconPeriod);
2074
2075 CARDbGetCurrentTSF(pDevice, &qwCurrTSF);
2076 // clear TSF counter
2077 CARDbClearCurrentTSF(pDevice);
2078
2079 // enable TSF counter
2080 MACvRegBitsOn(pDevice,MAC_REG_TFTCTL,TFTCTL_TSFCNTREN);
2081 // set Next TBTT
2082 CARDvSetFirstNextTBTT(pDevice, pMgmt->wIBSSBeaconPeriod);
2083
2084 pMgmt->uIBSSChannel = pDevice->uChannel;
2085
2086 if (pMgmt->uIBSSChannel == 0)
2087 pMgmt->uIBSSChannel = DEFAULT_IBSS_CHANNEL;
2088
2089 // set channel and clear NAV
2090 CARDbSetMediaChannel(pDevice, pMgmt->uIBSSChannel);
2091 pMgmt->uCurrChannel = pMgmt->uIBSSChannel;
2092
2093 pDevice->byPreambleType = pDevice->byShortPreamble;
2094
2095 // set basic rate
2096
2097 RATEvParseMaxRate((void *)pDevice,
2098 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2099 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, true,
2100 &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2101 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2102
2103 if (pDevice->byBBType == BB_TYPE_11A) {
2104 pDevice->bShortSlotTime = true;
2105 } else {
2106 pDevice->bShortSlotTime = false;
2107 }
2108 BBvSetShortSlotTime(pDevice);
2109 // vUpdateIFS() use pDevice->bShortSlotTime as parameter so it must be called
2110 // after setting ShortSlotTime.
2111 // CARDvSetBSSMode call vUpdateIFS()
2112 CARDvSetBSSMode(pDevice);
2113
2114 if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
2115 MACvRegBitsOn(pDevice, MAC_REG_HOSTCR, HOSTCR_AP);
2116 pMgmt->eCurrMode = WMAC_MODE_ESS_AP;
2117 }
2118
2119 if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
2120 MACvRegBitsOn(pDevice, MAC_REG_HOSTCR, HOSTCR_ADHOC);
2121 pMgmt->eCurrMode = WMAC_MODE_IBSS_STA;
2122 }
2123
2124 // Adopt pre-configured IBSS vars to current vars
2125 pMgmt->eCurrState = WMAC_STATE_STARTED;
2126 pMgmt->wCurrBeaconPeriod = pMgmt->wIBSSBeaconPeriod;
2127 pMgmt->uCurrChannel = pMgmt->uIBSSChannel;
2128 pMgmt->wCurrATIMWindow = pMgmt->wIBSSATIMWindow;
2129 pDevice->uCurrRSSI = 0;
2130 pDevice->byCurrSQ = 0;
2131
2132 memcpy(pMgmt->abyDesireSSID,pMgmt->abyAdHocSSID,
2133 ((PWLAN_IE_SSID)pMgmt->abyAdHocSSID)->len + WLAN_IEHDR_LEN);
2134
2135 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2136 memcpy(pMgmt->abyCurrSSID,
2137 pMgmt->abyDesireSSID,
2138 ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len + WLAN_IEHDR_LEN
2139 );
2140
2141 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2142 // AP mode BSSID = MAC addr
2143 memcpy(pMgmt->abyCurrBSSID, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
2144 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"AP beacon created BSSID:"
2145 "%pM\n", pMgmt->abyCurrBSSID);
2146 }
2147
2148 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2149
2150 // BSSID selected must be randomized as spec 11.1.3
2151 pMgmt->abyCurrBSSID[5] = (u8)(qwCurrTSF & 0x000000ff);
2152 pMgmt->abyCurrBSSID[4] = (u8)((qwCurrTSF & 0x0000ff00) >> 8);
2153 pMgmt->abyCurrBSSID[3] = (u8)((qwCurrTSF & 0x00ff0000) >> 16);
2154 pMgmt->abyCurrBSSID[2] = (u8)((qwCurrTSF & 0x00000ff0) >> 4);
2155 pMgmt->abyCurrBSSID[1] = (u8)((qwCurrTSF & 0x000ff000) >> 12);
2156 pMgmt->abyCurrBSSID[0] = (u8)((qwCurrTSF & 0x0ff00000) >> 20);
2157 pMgmt->abyCurrBSSID[5] ^= pMgmt->abyMACAddr[0];
2158 pMgmt->abyCurrBSSID[4] ^= pMgmt->abyMACAddr[1];
2159 pMgmt->abyCurrBSSID[3] ^= pMgmt->abyMACAddr[2];
2160 pMgmt->abyCurrBSSID[2] ^= pMgmt->abyMACAddr[3];
2161 pMgmt->abyCurrBSSID[1] ^= pMgmt->abyMACAddr[4];
2162 pMgmt->abyCurrBSSID[0] ^= pMgmt->abyMACAddr[5];
2163 pMgmt->abyCurrBSSID[0] &= ~IEEE_ADDR_GROUP;
2164 pMgmt->abyCurrBSSID[0] |= IEEE_ADDR_UNIVERSAL;
2165
2166 DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"Adhoc beacon created bssid:"
2167 "%pM\n", pMgmt->abyCurrBSSID);
2168 }
2169
2170 // set BSSID filter
2171 MACvWriteBSSIDAddress(pDevice, pMgmt->abyCurrBSSID);
2172 memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
2173
2174 MACvRegBitsOn(pDevice, MAC_REG_RCR, RCR_BSSID);
2175 pDevice->byRxMode |= RCR_BSSID;
2176 pMgmt->bCurrBSSIDFilterOn = true;
2177
2178 // Set Capability Info
2179 pMgmt->wCurrCapInfo = 0;
2180
2181 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2182 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1);
2183 pMgmt->byDTIMPeriod = DEFAULT_DTIM_PERIOD;
2184 pMgmt->byDTIMCount = pMgmt->byDTIMPeriod - 1;
2185 pDevice->eOPMode = OP_MODE_AP;
2186 }
2187
2188 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2189 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_IBSS(1);
2190 pDevice->eOPMode = OP_MODE_ADHOC;
2191 }
2192
2193 if (pDevice->bEncryptionEnable) {
2194 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
2195 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2196 if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2197 pMgmt->byCSSPK = KEY_CTL_CCMP;
2198 pMgmt->byCSSGK = KEY_CTL_CCMP;
2199 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2200 pMgmt->byCSSPK = KEY_CTL_TKIP;
2201 pMgmt->byCSSGK = KEY_CTL_TKIP;
2202 } else {
2203 pMgmt->byCSSPK = KEY_CTL_NONE;
2204 pMgmt->byCSSGK = KEY_CTL_WEP;
2205 }
2206 } else {
2207 pMgmt->byCSSPK = KEY_CTL_WEP;
2208 pMgmt->byCSSGK = KEY_CTL_WEP;
2209 }
2210 }
2211
2212 pMgmt->byERPContext = 0;
2213
2214 if (pDevice->byPreambleType == 1) {
2215 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1);
2216 } else {
2217 pMgmt->wCurrCapInfo &= (~WLAN_SET_CAP_INFO_SHORTPREAMBLE(1));
2218 }
2219
2220 pMgmt->eCurrState = WMAC_STATE_STARTED;
2221 // Prepare beacon to send
2222 if (bMgrPrepareBeaconToSend((void *) pDevice, pMgmt))
2223 *pStatus = CMD_STATUS_SUCCESS;
2224
2225 return;
2226 }
2227
2228 /*+
2229 *
2230 * Routine Description:
2231 * Instructs wmac to join a bss using the supplied attributes.
2232 * The arguments may the BSSID or SSID and the rest of the
2233 * attributes are obtained from the scan result of known bss list.
2234 *
2235 *
2236 * Return Value:
2237 * None.
2238 *
2239 -*/
2240
2241 void vMgrJoinBSSBegin(struct vnt_private *pDevice, PCMD_STATUS pStatus)
2242 {
2243 struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
2244 PKnownBSS pCurr = NULL;
2245 int ii, uu;
2246 PWLAN_IE_SUPP_RATES pItemRates = NULL;
2247 PWLAN_IE_SUPP_RATES pItemExtRates = NULL;
2248 PWLAN_IE_SSID pItemSSID;
2249 u32 uRateLen = WLAN_RATES_MAXLEN;
2250 u16 wMaxBasicRate = RATE_1M;
2251 u16 wMaxSuppRate = RATE_1M;
2252 u16 wSuppRate;
2253 u8 byTopCCKBasicRate = RATE_1M;
2254 u8 byTopOFDMBasicRate = RATE_1M;
2255 u8 bShortSlotTime = false;
2256
2257 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
2258 if (pMgmt->sBSSList[ii].bActive == true)
2259 break;
2260 }
2261
2262 if (ii == MAX_BSS_NUM) {
2263 *pStatus = CMD_STATUS_RESOURCES;
2264 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "BSS finding:BSS list is empty.\n");
2265 return;
2266 }
2267
2268 // memset(pMgmt->abyDesireBSSID, 0, WLAN_BSSID_LEN);
2269 // Search known BSS list for prefer BSSID or SSID
2270
2271 pCurr = BSSpSearchBSSList(pDevice,
2272 pMgmt->abyDesireBSSID,
2273 pMgmt->abyDesireSSID,
2274 pDevice->eConfigPHYMode
2275 );
2276
2277 if (pCurr == NULL){
2278 *pStatus = CMD_STATUS_RESOURCES;
2279 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
2280 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Scanning [%s] not found, disconnected !\n", pItemSSID->abySSID);
2281 return;
2282 }
2283
2284 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP(BSS) finding:Found a AP(BSS)..\n");
2285
2286 if (WLAN_GET_CAP_INFO_ESS(cpu_to_le16(pCurr->wCapInfo))){
2287
2288 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
2289 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
2290 /*
2291 if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2292 if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == false) {
2293 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
2294 // encryption mode error
2295 pMgmt->eCurrState = WMAC_STATE_IDLE;
2296 return;
2297 }
2298 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2299 if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == false) {
2300 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
2301 // encryption mode error
2302 pMgmt->eCurrState = WMAC_STATE_IDLE;
2303 return;
2304 }
2305 }
2306 */
2307 }
2308
2309 //if(pDevice->bWPASuppWextEnabled == true)
2310 Encyption_Rebuild(pDevice, pCurr);
2311
2312 // Infrastructure BSS
2313 s_vMgrSynchBSS(pDevice,
2314 WMAC_MODE_ESS_STA,
2315 pCurr,
2316 pStatus
2317 );
2318
2319 if (*pStatus == CMD_STATUS_SUCCESS){
2320
2321 // Adopt this BSS state vars in Mgmt Object
2322 pMgmt->uCurrChannel = pCurr->uChannel;
2323
2324 memset(pMgmt->abyCurrSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
2325 memset(pMgmt->abyCurrExtSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
2326
2327 if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) {
2328 uRateLen = WLAN_RATES_MAXLEN_11B;
2329 }
2330
2331 pItemRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates;
2332 pItemExtRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates;
2333
2334 // Parse Support Rate IE
2335 pItemRates->byElementID = WLAN_EID_SUPP_RATES;
2336 pItemRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates,
2337 pItemRates,
2338 uRateLen);
2339
2340 // Parse Extension Support Rate IE
2341 pItemExtRates->byElementID = WLAN_EID_EXTSUPP_RATES;
2342 pItemExtRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abyExtSuppRates,
2343 pItemExtRates,
2344 uRateLen);
2345 // Stuffing Rate IE
2346 if ((pItemExtRates->len > 0) && (pItemRates->len < 8)) {
2347 for (ii = 0; ii < (unsigned int) (8 - pItemRates->len); ) {
2348 pItemRates->abyRates[pItemRates->len + ii] =
2349 pItemExtRates->abyRates[ii];
2350 ii++;
2351 if (pItemExtRates->len <= ii)
2352 break;
2353 }
2354 pItemRates->len += (u8)ii;
2355 if (pItemExtRates->len - ii > 0) {
2356 pItemExtRates->len -= (u8)ii;
2357 for (uu = 0; uu < pItemExtRates->len; uu ++) {
2358 pItemExtRates->abyRates[uu] = pItemExtRates->abyRates[uu + ii];
2359 }
2360 } else {
2361 pItemExtRates->len = 0;
2362 }
2363 }
2364
2365 RATEvParseMaxRate((void *)pDevice, pItemRates, pItemExtRates, true,
2366 &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2367 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2368 vUpdateIFS(pDevice);
2369 // TODO: deal with if wCapInfo the privacy is on, but station WEP is off
2370 // TODO: deal with if wCapInfo the PS-Pollable is on.
2371 pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval;
2372 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2373 memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2374 memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
2375
2376 pMgmt->eCurrMode = WMAC_MODE_ESS_STA;
2377
2378 pMgmt->eCurrState = WMAC_STATE_JOINTED;
2379 // Adopt BSS state in Adapter Device Object
2380 pDevice->eOPMode = OP_MODE_INFRASTRUCTURE;
2381 memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2382
2383 // Add current BSS to Candidate list
2384 // This should only work for WPA2 BSS, and WPA2 BSS check must be done before.
2385 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
2386 bool bResult = bAdd_PMKID_Candidate((void *) pDevice,
2387 pMgmt->abyCurrBSSID,
2388 &pCurr->sRSNCapObj);
2389 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"bAdd_PMKID_Candidate: 1(%d)\n", bResult);
2390 if (bResult == false) {
2391 vFlush_PMKID_Candidate((void *) pDevice);
2392 DBG_PRT(MSG_LEVEL_DEBUG,
2393 KERN_INFO "vFlush_PMKID_Candidate: 4\n");
2394 bAdd_PMKID_Candidate((void *) pDevice,
2395 pMgmt->abyCurrBSSID,
2396 &pCurr->sRSNCapObj);
2397 }
2398 }
2399
2400 // Preamble type auto-switch: if AP can receive short-preamble cap,
2401 // we can turn on too.
2402 if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pCurr->wCapInfo)) {
2403 pDevice->byPreambleType = pDevice->byShortPreamble;
2404 }
2405 else {
2406 pDevice->byPreambleType = 0;
2407 }
2408 // Change PreambleType must set RSPINF again
2409 CARDvSetRSPINF(pDevice, (u8)pDevice->byBBType);
2410
2411 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join ESS\n");
2412
2413 if (pCurr->eNetworkTypeInUse == PHY_TYPE_11G) {
2414
2415 if ((pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION) != pDevice->bProtectMode) {//0000 0010
2416 pDevice->bProtectMode = (pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION);
2417 if (pDevice->bProtectMode) {
2418 MACvEnableProtectMD(pDevice);
2419 } else {
2420 MACvDisableProtectMD(pDevice);
2421 }
2422 vUpdateIFS(pDevice);
2423 }
2424 if ((pCurr->sERP.byERP & WLAN_EID_ERP_NONERP_PRESENT) != pDevice->bNonERPPresent) {//0000 0001
2425 pDevice->bNonERPPresent = (pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION);
2426 }
2427 if ((pCurr->sERP.byERP & WLAN_EID_ERP_BARKER_MODE) != pDevice->bBarkerPreambleMd) {//0000 0100
2428 pDevice->bBarkerPreambleMd = (pCurr->sERP.byERP & WLAN_EID_ERP_BARKER_MODE);
2429 //BarkerPreambleMd has higher priority than shortPreamble bit in Cap
2430 if (pDevice->bBarkerPreambleMd) {
2431 MACvEnableBarkerPreambleMd(pDevice);
2432 } else {
2433 MACvDisableBarkerPreambleMd(pDevice);
2434 }
2435 }
2436 }
2437 //DBG_PRN_WLAN05(("wCapInfo: %X\n", pCurr->wCapInfo));
2438 if (WLAN_GET_CAP_INFO_SHORTSLOTTIME(pCurr->wCapInfo) != pDevice->bShortSlotTime) {
2439 if (pDevice->byBBType == BB_TYPE_11A) {
2440 bShortSlotTime = true;
2441 }
2442 else if (pDevice->byBBType == BB_TYPE_11B) {
2443 bShortSlotTime = false;
2444 }
2445 else {
2446 bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(pCurr->wCapInfo);
2447 }
2448 //DBG_PRN_WLAN05(("Set Short Slot Time: %d\n", pDevice->bShortSlotTime));
2449 if (bShortSlotTime != pDevice->bShortSlotTime) {
2450 pDevice->bShortSlotTime = bShortSlotTime;
2451 BBvSetShortSlotTime(pDevice);
2452 vUpdateIFS(pDevice);
2453 }
2454 }
2455
2456 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"End of Join AP -- A/B/G Action\n");
2457 }
2458 else {
2459 pMgmt->eCurrState = WMAC_STATE_IDLE;
2460 };
2461
2462 }
2463 else {
2464 // ad-hoc mode BSS
2465 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2466
2467 if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2468 /*
2469 if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == false) {
2470 // encryption mode error
2471 pMgmt->eCurrState = WMAC_STATE_IDLE;
2472 return;
2473 }
2474 */
2475 } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2476 /*
2477 if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == false) {
2478 // encryption mode error
2479 pMgmt->eCurrState = WMAC_STATE_IDLE;
2480 return;
2481 }
2482 */
2483 } else {
2484 // encryption mode error
2485 pMgmt->eCurrState = WMAC_STATE_IDLE;
2486 return;
2487 }
2488 }
2489
2490 s_vMgrSynchBSS(pDevice,
2491 WMAC_MODE_IBSS_STA,
2492 pCurr,
2493 pStatus
2494 );
2495
2496 if (*pStatus == CMD_STATUS_SUCCESS){
2497 // Adopt this BSS state vars in Mgmt Object
2498 // TODO: check if CapInfo privacy on, but we don't..
2499 pMgmt->uCurrChannel = pCurr->uChannel;
2500
2501 // Parse Support Rate IE
2502 pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES;
2503 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates,
2504 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2505 WLAN_RATES_MAXLEN_11B);
2506 // set basic rate
2507 RATEvParseMaxRate((void *)pDevice,
2508 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
2509 NULL, true, &wMaxBasicRate, &wMaxSuppRate, &wSuppRate,
2510 &byTopCCKBasicRate, &byTopOFDMBasicRate);
2511 vUpdateIFS(pDevice);
2512 pMgmt->wCurrCapInfo = pCurr->wCapInfo;
2513 pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval;
2514 memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN);
2515 memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2516 memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN);
2517 // pMgmt->wCurrATIMWindow = pCurr->wATIMWindow;
2518 pMgmt->eCurrMode = WMAC_MODE_IBSS_STA;
2519 pMgmt->eCurrState = WMAC_STATE_STARTED;
2520 // Adopt BSS state in Adapter Device Object
2521 pDevice->eOPMode = OP_MODE_ADHOC;
2522 pDevice->bLinkPass = true;
2523 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER);
2524 memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN);
2525
2526 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join IBSS ok:%pM\n",
2527 pMgmt->abyCurrBSSID);
2528 // Preamble type auto-switch: if AP can receive short-preamble cap,
2529 // and if registry setting is short preamble we can turn on too.
2530
2531 if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pCurr->wCapInfo)) {
2532 pDevice->byPreambleType = pDevice->byShortPreamble;
2533 }
2534 else {
2535 pDevice->byPreambleType = 0;
2536 }
2537 // Change PreambleType must set RSPINF again
2538 CARDvSetRSPINF(pDevice, (u8)pDevice->byBBType);
2539
2540 // Prepare beacon
2541 bMgrPrepareBeaconToSend((void *) pDevice, pMgmt);
2542 }
2543 else {
2544 pMgmt->eCurrState = WMAC_STATE_IDLE;
2545 };
2546 };
2547 return;
2548 }
2549
2550 /*+
2551 *
2552 * Routine Description:
2553 * Set HW to synchronize a specific BSS from known BSS list.
2554 *
2555 *
2556 * Return Value:
2557 * PCM_STATUS
2558 *
2559 -*/
2560 static void s_vMgrSynchBSS(struct vnt_private *pDevice, u32 uBSSMode,
2561 PKnownBSS pCurr, PCMD_STATUS pStatus)
2562 {
2563 struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
2564 u8 abyCurrSuppRatesG[] = {WLAN_EID_SUPP_RATES,
2565 8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C};
2566 /* 1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M*/
2567 u8 abyCurrExtSuppRatesG[] = {WLAN_EID_EXTSUPP_RATES,
2568 4, 0x0C, 0x12, 0x18, 0x60};
2569 /* 6M, 9M, 12M, 48M*/
2570 u8 abyCurrSuppRatesA[] = {WLAN_EID_SUPP_RATES,
2571 8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
2572 u8 abyCurrSuppRatesB[] = {WLAN_EID_SUPP_RATES,
2573 4, 0x02, 0x04, 0x0B, 0x16};
2574
2575 *pStatus = CMD_STATUS_FAILURE;
2576
2577 if (s_bCipherMatch(pCurr,
2578 pDevice->eEncryptionStatus,
2579 &(pMgmt->byCSSPK),
2580 &(pMgmt->byCSSGK)) == false) {
2581 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "s_bCipherMatch Fail .......\n");
2582 return;
2583 }
2584
2585 pMgmt->pCurrBSS = pCurr;
2586
2587 // if previous mode is IBSS.
2588 if(pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2589 MACvRegBitsOff(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX);
2590 }
2591
2592 // Init the BSS informations
2593 pDevice->bCCK = true;
2594 pDevice->bProtectMode = false;
2595 MACvDisableProtectMD(pDevice);
2596 pDevice->bBarkerPreambleMd = false;
2597 MACvDisableBarkerPreambleMd(pDevice);
2598 pDevice->bNonERPPresent = false;
2599 pDevice->byPreambleType = 0;
2600 pDevice->wBasicRate = 0;
2601 // Set Basic Rate
2602 CARDbAddBasicRate((void *)pDevice, RATE_1M);
2603
2604 // calculate TSF offset
2605 // TSF Offset = Received Timestamp TSF - Marked Local's TSF
2606 CARDvAdjustTSF(pDevice, pCurr->byRxRate, pCurr->qwBSSTimestamp, pCurr->qwLocalTSF);
2607
2608 // set HW beacon interval
2609 MACvWriteBeaconInterval(pDevice, pCurr->wBeaconInterval);
2610
2611 // set Next TBTT
2612 // Next TBTT = ((local_current_TSF / beacon_interval) + 1 ) * beacon_interval
2613 CARDvSetFirstNextTBTT(pDevice, pCurr->wBeaconInterval);
2614
2615 // set BSSID
2616 MACvWriteBSSIDAddress(pDevice, pCurr->abyBSSID);
2617
2618 memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, 6);
2619
2620 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Sync:set CurrBSSID address = "
2621 "%pM\n", pMgmt->abyCurrBSSID);
2622
2623 if (pCurr->eNetworkTypeInUse == PHY_TYPE_11A) {
2624 if ((pDevice->eConfigPHYMode == PHY_TYPE_11A) ||
2625 (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) {
2626 pDevice->byBBType = BB_TYPE_11A;
2627 pMgmt->eCurrentPHYMode = PHY_TYPE_11A;
2628 pDevice->bShortSlotTime = true;
2629 BBvSetShortSlotTime(pDevice);
2630 CARDvSetBSSMode(pDevice);
2631 } else {
2632 return;
2633 }
2634 } else if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) {
2635 if ((pDevice->eConfigPHYMode == PHY_TYPE_11B) ||
2636 (pDevice->eConfigPHYMode == PHY_TYPE_11G) ||
2637 (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) {
2638 pDevice->byBBType = BB_TYPE_11B;
2639 pMgmt->eCurrentPHYMode = PHY_TYPE_11B;
2640 pDevice->bShortSlotTime = false;
2641 BBvSetShortSlotTime(pDevice);
2642 CARDvSetBSSMode(pDevice);
2643 } else {
2644 return;
2645 }
2646 } else {
2647 if ((pDevice->eConfigPHYMode == PHY_TYPE_11G) ||
2648 (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) {
2649 pDevice->byBBType = BB_TYPE_11G;
2650 pMgmt->eCurrentPHYMode = PHY_TYPE_11G;
2651 pDevice->bShortSlotTime = true;
2652 BBvSetShortSlotTime(pDevice);
2653 CARDvSetBSSMode(pDevice);
2654 } else if (pDevice->eConfigPHYMode == PHY_TYPE_11B) {
2655 pDevice->byBBType = BB_TYPE_11B;
2656 pDevice->bShortSlotTime = false;
2657 BBvSetShortSlotTime(pDevice);
2658 CARDvSetBSSMode(pDevice);
2659 } else {
2660 return;
2661 }
2662 }
2663
2664 if (uBSSMode == WMAC_MODE_ESS_STA) {
2665 MACvRegBitsOff(pDevice, MAC_REG_HOSTCR, HOSTCR_ADHOC);
2666 MACvRegBitsOn(pDevice, MAC_REG_RCR, RCR_BSSID);
2667 pDevice->byRxMode |= RCR_BSSID;
2668 pMgmt->bCurrBSSIDFilterOn = true;
2669 }
2670
2671 // set channel and clear NAV
2672 CARDbSetMediaChannel(pDevice, pCurr->uChannel);
2673 pMgmt->uCurrChannel = pCurr->uChannel;
2674 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "<----s_bSynchBSS Set Channel [%d]\n", pCurr->uChannel);
2675
2676 if ((pDevice->bUpdateBBVGA) &&
2677 (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0])) {
2678 pDevice->byBBVGACurrent = pDevice->abyBBVGA[0];
2679 BBvSetVGAGainOffset(pDevice, pDevice->byBBVGACurrent);
2680 BBvSetShortSlotTime(pDevice);
2681 }
2682 //
2683 // Notes:
2684 // 1. In Ad-hoc mode : check if received others beacon as jointed indication,
2685 // otherwise we will start own IBSS.
2686 // 2. In Infra mode : Supposed we already synchronized with AP right now.
2687
2688 if (uBSSMode == WMAC_MODE_IBSS_STA) {
2689 MACvRegBitsOn(pDevice, MAC_REG_HOSTCR, HOSTCR_ADHOC);
2690 MACvRegBitsOn(pDevice, MAC_REG_RCR, RCR_BSSID);
2691 pDevice->byRxMode |= RCR_BSSID;
2692 pMgmt->bCurrBSSIDFilterOn = true;
2693 }
2694
2695 if (pDevice->byBBType == BB_TYPE_11A) {
2696 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesA[0], sizeof(abyCurrSuppRatesA));
2697 pMgmt->abyCurrExtSuppRates[1] = 0;
2698 } else if (pDevice->byBBType == BB_TYPE_11B) {
2699 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesB[0], sizeof(abyCurrSuppRatesB));
2700 pMgmt->abyCurrExtSuppRates[1] = 0;
2701 } else {
2702 memcpy(pMgmt->abyCurrSuppRates, &abyCurrSuppRatesG[0], sizeof(abyCurrSuppRatesG));
2703 memcpy(pMgmt->abyCurrExtSuppRates, &abyCurrExtSuppRatesG[0], sizeof(abyCurrExtSuppRatesG));
2704 }
2705 pMgmt->byERPContext = pCurr->sERP.byERP;
2706
2707 *pStatus = CMD_STATUS_SUCCESS;
2708
2709 return;
2710 };
2711
2712 static void Encyption_Rebuild(struct vnt_private *pDevice, PKnownBSS pCurr)
2713 {
2714 struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
2715
2716 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) ||
2717 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
2718 if (pCurr->bWPAValid == true) { /*WPA-PSK */
2719 pMgmt->eAuthenMode = WMAC_AUTH_WPAPSK;
2720 if(pCurr->abyPKType[0] == WPA_TKIP) {
2721 pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; //TKIP
2722 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPAPSK-TKIP]\n");
2723 }
2724 else if(pCurr->abyPKType[0] == WPA_AESCCMP) {
2725 pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; //AES
2726 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPAPSK-AES]\n");
2727 }
2728 }
2729 else if(pCurr->bWPA2Valid == true) { //WPA2-PSK
2730 pMgmt->eAuthenMode = WMAC_AUTH_WPA2PSK;
2731 if(pCurr->abyCSSPK[0] == WLAN_11i_CSS_TKIP) {
2732 pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled; //TKIP
2733 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPA2PSK-TKIP]\n");
2734 }
2735 else if(pCurr->abyCSSPK[0] == WLAN_11i_CSS_CCMP) {
2736 pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled; //AES
2737 PRINT_K("Encyption_Rebuild--->ssid reset config to [WPA2PSK-AES]\n");
2738 }
2739 }
2740 }
2741 // }
2742 return;
2743 }
2744
2745 /*+
2746 *
2747 * Routine Description:
2748 * Format TIM field
2749 *
2750 *
2751 * Return Value:
2752 * void
2753 *
2754 -*/
2755
2756 static void s_vMgrFormatTIM(struct vnt_manager *pMgmt, PWLAN_IE_TIM pTIM)
2757 {
2758 u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
2759 u8 byMap;
2760 int ii, jj;
2761 int bStartFound = false;
2762 int bMulticast = false;
2763 u16 wStartIndex = 0;
2764 u16 wEndIndex = 0;
2765
2766 // Find size of partial virtual bitmap
2767 for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
2768 byMap = pMgmt->abyPSTxMap[ii];
2769 if (!ii) {
2770 // Mask out the broadcast bit which is indicated separately.
2771 bMulticast = (byMap & byMask[0]) != 0;
2772 if(bMulticast) {
2773 pMgmt->sNodeDBTable[0].bRxPSPoll = true;
2774 }
2775 byMap = 0;
2776 }
2777 if (byMap) {
2778 if (!bStartFound) {
2779 bStartFound = true;
2780 wStartIndex = (u16)ii;
2781 }
2782 wEndIndex = (u16)ii;
2783 }
2784 }
2785
2786 // Round start index down to nearest even number
2787 wStartIndex &= ~BIT0;
2788
2789 // Round end index up to nearest even number
2790 wEndIndex = ((wEndIndex + 1) & ~BIT0);
2791
2792 // Size of element payload
2793
2794 pTIM->len = 3 + (wEndIndex - wStartIndex) + 1;
2795
2796 // Fill in the Fixed parts of the TIM
2797 pTIM->byDTIMCount = pMgmt->byDTIMCount;
2798 pTIM->byDTIMPeriod = pMgmt->byDTIMPeriod;
2799 pTIM->byBitMapCtl = (bMulticast ? TIM_MULTICAST_MASK : 0) |
2800 (((wStartIndex >> 1) << 1) & TIM_BITMAPOFFSET_MASK);
2801
2802 // Append variable part of TIM
2803
2804 for (ii = wStartIndex, jj =0 ; ii <= wEndIndex; ii++, jj++) {
2805 pTIM->byVirtBitMap[jj] = pMgmt->abyPSTxMap[ii];
2806 }
2807
2808 // Aid = 0 don't used.
2809 pTIM->byVirtBitMap[0] &= ~BIT0;
2810 }
2811
2812 /*+
2813 *
2814 * Routine Description:
2815 * Constructs an Beacon frame( Ad-hoc mode)
2816 *
2817 *
2818 * Return Value:
2819 * PTR to frame; or NULL on allocation failure
2820 *
2821 -*/
2822
2823 static struct vnt_tx_mgmt *s_MgrMakeBeacon(struct vnt_private *pDevice,
2824 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wCurrBeaconPeriod,
2825 u32 uCurrChannel, u16 wCurrATIMWinodw, PWLAN_IE_SSID pCurrSSID,
2826 u8 *pCurrBSSID, PWLAN_IE_SUPP_RATES pCurrSuppRates,
2827 PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
2828 {
2829 struct vnt_tx_mgmt *pTxPacket = NULL;
2830 WLAN_FR_BEACON sFrame;
2831 u8 abyBroadcastAddr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
2832
2833 /* prepare beacon frame */
2834 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
2835 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
2836 + WLAN_BEACON_FR_MAXLEN);
2837 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
2838 + sizeof(struct vnt_tx_mgmt));
2839 // Setup the sFrame structure.
2840 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
2841 sFrame.len = WLAN_BEACON_FR_MAXLEN;
2842 vMgrEncodeBeacon(&sFrame);
2843 // Setup the header
2844 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
2845 (
2846 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
2847 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_BEACON)
2848 ));
2849
2850 if (pDevice->bEnablePSMode) {
2851 sFrame.pHdr->sA3.wFrameCtl |= cpu_to_le16((u16)WLAN_SET_FC_PWRMGT(1));
2852 }
2853
2854 memcpy( sFrame.pHdr->sA3.abyAddr1, abyBroadcastAddr, WLAN_ADDR_LEN);
2855 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
2856 memcpy( sFrame.pHdr->sA3.abyAddr3, pCurrBSSID, WLAN_BSSID_LEN);
2857 *sFrame.pwBeaconInterval = cpu_to_le16(wCurrBeaconPeriod);
2858 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
2859 // Copy SSID
2860 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
2861 sFrame.len += ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len + WLAN_IEHDR_LEN;
2862 memcpy(sFrame.pSSID,
2863 pCurrSSID,
2864 ((PWLAN_IE_SSID)pCurrSSID)->len + WLAN_IEHDR_LEN
2865 );
2866 // Copy the rate set
2867 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
2868 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
2869 memcpy(sFrame.pSuppRates,
2870 pCurrSuppRates,
2871 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
2872 );
2873 // DS parameter
2874 if (pDevice->byBBType != BB_TYPE_11A) {
2875 sFrame.pDSParms = (PWLAN_IE_DS_PARMS)(sFrame.pBuf + sFrame.len);
2876 sFrame.len += (1) + WLAN_IEHDR_LEN;
2877 sFrame.pDSParms->byElementID = WLAN_EID_DS_PARMS;
2878 sFrame.pDSParms->len = 1;
2879 sFrame.pDSParms->byCurrChannel = (u8)uCurrChannel;
2880 }
2881 // TIM field
2882 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2883 sFrame.pTIM = (PWLAN_IE_TIM)(sFrame.pBuf + sFrame.len);
2884 sFrame.pTIM->byElementID = WLAN_EID_TIM;
2885 s_vMgrFormatTIM(pMgmt, sFrame.pTIM);
2886 sFrame.len += (WLAN_IEHDR_LEN + sFrame.pTIM->len);
2887 }
2888
2889 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2890
2891 // IBSS parameter
2892 sFrame.pIBSSParms = (PWLAN_IE_IBSS_PARMS)(sFrame.pBuf + sFrame.len);
2893 sFrame.len += (2) + WLAN_IEHDR_LEN;
2894 sFrame.pIBSSParms->byElementID = WLAN_EID_IBSS_PARMS;
2895 sFrame.pIBSSParms->len = 2;
2896 sFrame.pIBSSParms->wATIMWindow = wCurrATIMWinodw;
2897 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2898 /* RSN parameter */
2899 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
2900 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
2901 sFrame.pRSNWPA->len = 12;
2902 sFrame.pRSNWPA->abyOUI[0] = 0x00;
2903 sFrame.pRSNWPA->abyOUI[1] = 0x50;
2904 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
2905 sFrame.pRSNWPA->abyOUI[3] = 0x01;
2906 sFrame.pRSNWPA->wVersion = 1;
2907 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
2908 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
2909 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
2910 if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled)
2911 sFrame.pRSNWPA->abyMulticast[3] = 0x04;//AES
2912 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled)
2913 sFrame.pRSNWPA->abyMulticast[3] = 0x02;//TKIP
2914 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled)
2915 sFrame.pRSNWPA->abyMulticast[3] = 0x01;//WEP40
2916 else
2917 sFrame.pRSNWPA->abyMulticast[3] = 0x00;//NONE
2918
2919 // Pairwise Key Cipher Suite
2920 sFrame.pRSNWPA->wPKCount = 0;
2921 // Auth Key Management Suite
2922 *((u16 *)(sFrame.pBuf + sFrame.len + sFrame.pRSNWPA->len))=0;
2923 sFrame.pRSNWPA->len +=2;
2924
2925 // RSN Capabilites
2926 *((u16 *)(sFrame.pBuf + sFrame.len + sFrame.pRSNWPA->len))=0;
2927 sFrame.pRSNWPA->len +=2;
2928 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
2929 }
2930 }
2931
2932 if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) {
2933 sFrame.pERP = (PWLAN_IE_ERP)(sFrame.pBuf + sFrame.len);
2934 sFrame.len += 1 + WLAN_IEHDR_LEN;
2935 sFrame.pERP->byElementID = WLAN_EID_ERP;
2936 sFrame.pERP->len = 1;
2937 sFrame.pERP->byContext = 0;
2938 if (pDevice->bProtectMode == true)
2939 sFrame.pERP->byContext |= WLAN_EID_ERP_USE_PROTECTION;
2940 if (pDevice->bNonERPPresent == true)
2941 sFrame.pERP->byContext |= WLAN_EID_ERP_NONERP_PRESENT;
2942 if (pDevice->bBarkerPreambleMd == true)
2943 sFrame.pERP->byContext |= WLAN_EID_ERP_BARKER_MODE;
2944 }
2945 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
2946 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
2947 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
2948 memcpy(sFrame.pExtSuppRates,
2949 pCurrExtSuppRates,
2950 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
2951 );
2952 }
2953 // hostapd wpa/wpa2 IE
2954 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnableHostapd == true)) {
2955 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
2956 if (pMgmt->wWPAIELen != 0) {
2957 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
2958 memcpy(sFrame.pRSN, pMgmt->abyWPAIE, pMgmt->wWPAIELen);
2959 sFrame.len += pMgmt->wWPAIELen;
2960 }
2961 }
2962 }
2963
2964 /* Adjust the length fields */
2965 pTxPacket->cbMPDULen = sFrame.len;
2966 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
2967
2968 return pTxPacket;
2969 }
2970
2971 /*+
2972 *
2973 * Routine Description:
2974 * Constructs an Prob-response frame
2975 *
2976 *
2977 * Return Value:
2978 * PTR to frame; or NULL on allocation failure
2979 *
2980 -*/
2981
2982 struct vnt_tx_mgmt *s_MgrMakeProbeResponse(struct vnt_private *pDevice,
2983 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wCurrBeaconPeriod,
2984 u32 uCurrChannel, u16 wCurrATIMWinodw, u8 *pDstAddr,
2985 PWLAN_IE_SSID pCurrSSID, u8 *pCurrBSSID,
2986 PWLAN_IE_SUPP_RATES pCurrSuppRates,
2987 PWLAN_IE_SUPP_RATES pCurrExtSuppRates, u8 byPHYType)
2988 {
2989 struct vnt_tx_mgmt *pTxPacket = NULL;
2990 WLAN_FR_PROBERESP sFrame;
2991
2992 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
2993 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
2994 + WLAN_PROBERESP_FR_MAXLEN);
2995 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
2996 + sizeof(struct vnt_tx_mgmt));
2997 // Setup the sFrame structure.
2998 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
2999 sFrame.len = WLAN_PROBERESP_FR_MAXLEN;
3000 vMgrEncodeProbeResponse(&sFrame);
3001 // Setup the header
3002 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3003 (
3004 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3005 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_PROBERESP)
3006 ));
3007 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
3008 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3009 memcpy( sFrame.pHdr->sA3.abyAddr3, pCurrBSSID, WLAN_BSSID_LEN);
3010 *sFrame.pwBeaconInterval = cpu_to_le16(wCurrBeaconPeriod);
3011 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
3012
3013 if (byPHYType == BB_TYPE_11B) {
3014 *sFrame.pwCapInfo &= cpu_to_le16((u16)~(WLAN_SET_CAP_INFO_SHORTSLOTTIME(1)));
3015 }
3016
3017 // Copy SSID
3018 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3019 sFrame.len += ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len + WLAN_IEHDR_LEN;
3020 memcpy(sFrame.pSSID,
3021 pCurrSSID,
3022 ((PWLAN_IE_SSID)pCurrSSID)->len + WLAN_IEHDR_LEN
3023 );
3024 // Copy the rate set
3025 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3026
3027 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
3028 memcpy(sFrame.pSuppRates,
3029 pCurrSuppRates,
3030 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
3031 );
3032
3033 // DS parameter
3034 if (pDevice->byBBType != BB_TYPE_11A) {
3035 sFrame.pDSParms = (PWLAN_IE_DS_PARMS)(sFrame.pBuf + sFrame.len);
3036 sFrame.len += (1) + WLAN_IEHDR_LEN;
3037 sFrame.pDSParms->byElementID = WLAN_EID_DS_PARMS;
3038 sFrame.pDSParms->len = 1;
3039 sFrame.pDSParms->byCurrChannel = (u8)uCurrChannel;
3040 }
3041
3042 if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) {
3043 // IBSS parameter
3044 sFrame.pIBSSParms = (PWLAN_IE_IBSS_PARMS)(sFrame.pBuf + sFrame.len);
3045 sFrame.len += (2) + WLAN_IEHDR_LEN;
3046 sFrame.pIBSSParms->byElementID = WLAN_EID_IBSS_PARMS;
3047 sFrame.pIBSSParms->len = 2;
3048 sFrame.pIBSSParms->wATIMWindow = 0;
3049 }
3050 if (pDevice->byBBType == BB_TYPE_11G) {
3051 sFrame.pERP = (PWLAN_IE_ERP)(sFrame.pBuf + sFrame.len);
3052 sFrame.len += 1 + WLAN_IEHDR_LEN;
3053 sFrame.pERP->byElementID = WLAN_EID_ERP;
3054 sFrame.pERP->len = 1;
3055 sFrame.pERP->byContext = 0;
3056 if (pDevice->bProtectMode == true)
3057 sFrame.pERP->byContext |= WLAN_EID_ERP_USE_PROTECTION;
3058 if (pDevice->bNonERPPresent == true)
3059 sFrame.pERP->byContext |= WLAN_EID_ERP_NONERP_PRESENT;
3060 if (pDevice->bBarkerPreambleMd == true)
3061 sFrame.pERP->byContext |= WLAN_EID_ERP_BARKER_MODE;
3062 }
3063
3064 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
3065 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3066 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
3067 memcpy(sFrame.pExtSuppRates,
3068 pCurrExtSuppRates,
3069 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
3070 );
3071 }
3072
3073 // hostapd wpa/wpa2 IE
3074 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnableHostapd == true)) {
3075 if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
3076 if (pMgmt->wWPAIELen != 0) {
3077 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3078 memcpy(sFrame.pRSN, pMgmt->abyWPAIE, pMgmt->wWPAIELen);
3079 sFrame.len += pMgmt->wWPAIELen;
3080 }
3081 }
3082 }
3083
3084 // Adjust the length fields
3085 pTxPacket->cbMPDULen = sFrame.len;
3086 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3087
3088 return pTxPacket;
3089 }
3090
3091 /*+
3092 *
3093 * Routine Description:
3094 * Constructs an association request frame
3095 *
3096 *
3097 * Return Value:
3098 * A ptr to frame or NULL on allocation failue
3099 *
3100 -*/
3101
3102 struct vnt_tx_mgmt *s_MgrMakeAssocRequest(struct vnt_private *pDevice,
3103 struct vnt_manager *pMgmt, u8 *pDAddr, u16 wCurrCapInfo,
3104 u16 wListenInterval,
3105 PWLAN_IE_SSID pCurrSSID,
3106 PWLAN_IE_SUPP_RATES pCurrRates,
3107 PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
3108 {
3109 struct vnt_tx_mgmt *pTxPacket = NULL;
3110 WLAN_FR_ASSOCREQ sFrame;
3111 u8 *pbyIEs;
3112 u8 *pbyRSN;
3113
3114 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
3115 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
3116 + WLAN_ASSOCREQ_FR_MAXLEN);
3117 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
3118 + sizeof(struct vnt_tx_mgmt));
3119 // Setup the sFrame structure.
3120 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
3121 sFrame.len = WLAN_ASSOCREQ_FR_MAXLEN;
3122 // format fixed field frame structure
3123 vMgrEncodeAssocRequest(&sFrame);
3124 // Setup the header
3125 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3126 (
3127 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3128 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_ASSOCREQ)
3129 ));
3130 memcpy( sFrame.pHdr->sA3.abyAddr1, pDAddr, WLAN_ADDR_LEN);
3131 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3132 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3133
3134 // Set the capability and listen interval
3135 *(sFrame.pwCapInfo) = cpu_to_le16(wCurrCapInfo);
3136 *(sFrame.pwListenInterval) = cpu_to_le16(wListenInterval);
3137
3138 // sFrame.len point to end of fixed field
3139 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3140 sFrame.len += pCurrSSID->len + WLAN_IEHDR_LEN;
3141 memcpy(sFrame.pSSID, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3142
3143 pMgmt->sAssocInfo.AssocInfo.RequestIELength = pCurrSSID->len + WLAN_IEHDR_LEN;
3144 pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
3145 pbyIEs = pMgmt->sAssocInfo.abyIEs;
3146 memcpy(pbyIEs, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3147 pbyIEs += pCurrSSID->len + WLAN_IEHDR_LEN;
3148
3149 // Copy the rate set
3150 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3151 if ((pDevice->byBBType == BB_TYPE_11B) && (pCurrRates->len > 4))
3152 sFrame.len += 4 + WLAN_IEHDR_LEN;
3153 else
3154 sFrame.len += pCurrRates->len + WLAN_IEHDR_LEN;
3155 memcpy(sFrame.pSuppRates, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3156
3157 // Copy the extension rate set
3158 if ((pDevice->byBBType == BB_TYPE_11G) && (pCurrExtSuppRates->len > 0)) {
3159 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3160 sFrame.len += pCurrExtSuppRates->len + WLAN_IEHDR_LEN;
3161 memcpy(sFrame.pExtSuppRates, pCurrExtSuppRates, pCurrExtSuppRates->len + WLAN_IEHDR_LEN);
3162 }
3163
3164 pMgmt->sAssocInfo.AssocInfo.RequestIELength += pCurrRates->len + WLAN_IEHDR_LEN;
3165 memcpy(pbyIEs, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3166 pbyIEs += pCurrRates->len + WLAN_IEHDR_LEN;
3167
3168 if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
3169 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) ||
3170 (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE)) &&
3171 (pMgmt->pCurrBSS != NULL)) {
3172 /* WPA IE */
3173 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
3174 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
3175 sFrame.pRSNWPA->len = 16;
3176 sFrame.pRSNWPA->abyOUI[0] = 0x00;
3177 sFrame.pRSNWPA->abyOUI[1] = 0x50;
3178 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
3179 sFrame.pRSNWPA->abyOUI[3] = 0x01;
3180 sFrame.pRSNWPA->wVersion = 1;
3181 //Group Key Cipher Suite
3182 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
3183 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
3184 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
3185 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3186 sFrame.pRSNWPA->abyMulticast[3] = pMgmt->pCurrBSS->byGKType;
3187 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3188 sFrame.pRSNWPA->abyMulticast[3] = WPA_TKIP;
3189 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3190 sFrame.pRSNWPA->abyMulticast[3] = WPA_AESCCMP;
3191 } else {
3192 sFrame.pRSNWPA->abyMulticast[3] = WPA_NONE;
3193 }
3194 // Pairwise Key Cipher Suite
3195 sFrame.pRSNWPA->wPKCount = 1;
3196 sFrame.pRSNWPA->PKSList[0].abyOUI[0] = 0x00;
3197 sFrame.pRSNWPA->PKSList[0].abyOUI[1] = 0x50;
3198 sFrame.pRSNWPA->PKSList[0].abyOUI[2] = 0xf2;
3199 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3200 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_TKIP;
3201 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3202 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_AESCCMP;
3203 } else {
3204 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_NONE;
3205 }
3206 // Auth Key Management Suite
3207 pbyRSN = (u8 *)(sFrame.pBuf + sFrame.len + 2 + sFrame.pRSNWPA->len);
3208 *pbyRSN++=0x01;
3209 *pbyRSN++=0x00;
3210 *pbyRSN++=0x00;
3211
3212 *pbyRSN++=0x50;
3213 *pbyRSN++=0xf2;
3214 if (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) {
3215 *pbyRSN++=WPA_AUTH_PSK;
3216 }
3217 else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA) {
3218 *pbyRSN++=WPA_AUTH_IEEE802_1X;
3219 }
3220 else {
3221 *pbyRSN++=WPA_NONE;
3222 }
3223
3224 sFrame.pRSNWPA->len +=6;
3225
3226 // RSN Capabilites
3227
3228 *pbyRSN++=0x00;
3229 *pbyRSN++=0x00;
3230 sFrame.pRSNWPA->len +=2;
3231
3232 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3233 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3234 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3235 memcpy(pbyIEs, sFrame.pRSNWPA, sFrame.pRSNWPA->len + WLAN_IEHDR_LEN);
3236 pbyIEs += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3237
3238 } else if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
3239 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) &&
3240 (pMgmt->pCurrBSS != NULL)) {
3241 unsigned int ii;
3242 u16 * pwPMKID;
3243
3244 // WPA IE
3245 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3246 sFrame.pRSN->byElementID = WLAN_EID_RSN;
3247 sFrame.pRSN->len = 6; //Version(2)+GK(4)
3248 sFrame.pRSN->wVersion = 1;
3249 //Group Key Cipher Suite
3250 sFrame.pRSN->abyRSN[0] = 0x00;
3251 sFrame.pRSN->abyRSN[1] = 0x0F;
3252 sFrame.pRSN->abyRSN[2] = 0xAC;
3253 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3254 sFrame.pRSN->abyRSN[3] = pMgmt->pCurrBSS->byCSSGK;
3255 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3256 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_TKIP;
3257 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3258 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_CCMP;
3259 } else {
3260 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_UNKNOWN;
3261 }
3262
3263 // Pairwise Key Cipher Suite
3264 sFrame.pRSN->abyRSN[4] = 1;
3265 sFrame.pRSN->abyRSN[5] = 0;
3266 sFrame.pRSN->abyRSN[6] = 0x00;
3267 sFrame.pRSN->abyRSN[7] = 0x0F;
3268 sFrame.pRSN->abyRSN[8] = 0xAC;
3269 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3270 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_TKIP;
3271 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3272 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_CCMP;
3273 } else if (pMgmt->byCSSPK == KEY_CTL_NONE) {
3274 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_USE_GROUP;
3275 } else {
3276 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_UNKNOWN;
3277 }
3278 sFrame.pRSN->len += 6;
3279
3280 // Auth Key Management Suite
3281 sFrame.pRSN->abyRSN[10] = 1;
3282 sFrame.pRSN->abyRSN[11] = 0;
3283 sFrame.pRSN->abyRSN[12] = 0x00;
3284 sFrame.pRSN->abyRSN[13] = 0x0F;
3285 sFrame.pRSN->abyRSN[14] = 0xAC;
3286 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK) {
3287 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_PSK;
3288 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
3289 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_802_1X;
3290 } else {
3291 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_UNKNOWN;
3292 }
3293 sFrame.pRSN->len +=6;
3294
3295 // RSN Capabilites
3296 if (pMgmt->pCurrBSS->sRSNCapObj.bRSNCapExist == true) {
3297 memcpy(&sFrame.pRSN->abyRSN[16], &pMgmt->pCurrBSS->sRSNCapObj.wRSNCap, 2);
3298 } else {
3299 sFrame.pRSN->abyRSN[16] = 0;
3300 sFrame.pRSN->abyRSN[17] = 0;
3301 }
3302 sFrame.pRSN->len +=2;
3303
3304 if ((pDevice->gsPMKID.BSSIDInfoCount > 0) && (pDevice->bRoaming == true) && (pMgmt->eAuthenMode == WMAC_AUTH_WPA2)) {
3305 // RSN PMKID
3306 pbyRSN = &sFrame.pRSN->abyRSN[18];
3307 pwPMKID = (u16 *)pbyRSN; // Point to PMKID count
3308 *pwPMKID = 0; // Initialize PMKID count
3309 pbyRSN += 2; // Point to PMKID list
3310 for (ii = 0; ii < pDevice->gsPMKID.BSSIDInfoCount; ii++) {
3311 if (!memcmp(&pDevice->gsPMKID.BSSIDInfo[ii].BSSID[0],
3312 pMgmt->abyCurrBSSID,
3313 ETH_ALEN)) {
3314 (*pwPMKID)++;
3315 memcpy(pbyRSN,
3316 pDevice->gsPMKID.BSSIDInfo[ii].PMKID,
3317 16);
3318 pbyRSN += 16;
3319 }
3320 }
3321 if (*pwPMKID != 0) {
3322 sFrame.pRSN->len += (2 + (*pwPMKID)*16);
3323 }
3324 }
3325
3326 sFrame.len += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3327 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3328 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3329 memcpy(pbyIEs, sFrame.pRSN, sFrame.pRSN->len + WLAN_IEHDR_LEN);
3330 pbyIEs += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3331 }
3332
3333 // Adjust the length fields
3334 pTxPacket->cbMPDULen = sFrame.len;
3335 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3336 return pTxPacket;
3337 }
3338
3339 /*+
3340 *
3341 * Routine Description:
3342 * Constructs an re-association request frame
3343 *
3344 *
3345 * Return Value:
3346 * A ptr to frame or NULL on allocation failure
3347 *
3348 -*/
3349
3350 struct vnt_tx_mgmt *s_MgrMakeReAssocRequest(struct vnt_private *pDevice,
3351 struct vnt_manager *pMgmt, u8 *pDAddr, u16 wCurrCapInfo,
3352 u16 wListenInterval, PWLAN_IE_SSID pCurrSSID,
3353 PWLAN_IE_SUPP_RATES pCurrRates,
3354 PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
3355 {
3356 struct vnt_tx_mgmt *pTxPacket = NULL;
3357 WLAN_FR_REASSOCREQ sFrame;
3358 u8 *pbyIEs;
3359 u8 *pbyRSN;
3360
3361 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
3362 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
3363 + WLAN_REASSOCREQ_FR_MAXLEN);
3364 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
3365 + sizeof(struct vnt_tx_mgmt));
3366 /* Setup the sFrame structure. */
3367 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
3368 sFrame.len = WLAN_REASSOCREQ_FR_MAXLEN;
3369
3370 // format fixed field frame structure
3371 vMgrEncodeReassocRequest(&sFrame);
3372
3373 /* Setup the header */
3374 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3375 (
3376 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3377 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_REASSOCREQ)
3378 ));
3379 memcpy( sFrame.pHdr->sA3.abyAddr1, pDAddr, WLAN_ADDR_LEN);
3380 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3381 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3382
3383 /* Set the capability and listen interval */
3384 *(sFrame.pwCapInfo) = cpu_to_le16(wCurrCapInfo);
3385 *(sFrame.pwListenInterval) = cpu_to_le16(wListenInterval);
3386
3387 memcpy(sFrame.pAddrCurrAP, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3388 /* Copy the SSID */
3389 /* sFrame.len point to end of fixed field */
3390 sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
3391 sFrame.len += pCurrSSID->len + WLAN_IEHDR_LEN;
3392 memcpy(sFrame.pSSID, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3393
3394 pMgmt->sAssocInfo.AssocInfo.RequestIELength = pCurrSSID->len + WLAN_IEHDR_LEN;
3395 pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
3396 pbyIEs = pMgmt->sAssocInfo.abyIEs;
3397 memcpy(pbyIEs, pCurrSSID, pCurrSSID->len + WLAN_IEHDR_LEN);
3398 pbyIEs += pCurrSSID->len + WLAN_IEHDR_LEN;
3399
3400 /* Copy the rate set */
3401 /* sFrame.len point to end of SSID */
3402 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3403 sFrame.len += pCurrRates->len + WLAN_IEHDR_LEN;
3404 memcpy(sFrame.pSuppRates, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3405
3406 // Copy the extension rate set
3407 if ((pMgmt->eCurrentPHYMode == PHY_TYPE_11G) && (pCurrExtSuppRates->len > 0)) {
3408 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3409 sFrame.len += pCurrExtSuppRates->len + WLAN_IEHDR_LEN;
3410 memcpy(sFrame.pExtSuppRates, pCurrExtSuppRates, pCurrExtSuppRates->len + WLAN_IEHDR_LEN);
3411 }
3412
3413 pMgmt->sAssocInfo.AssocInfo.RequestIELength += pCurrRates->len + WLAN_IEHDR_LEN;
3414 memcpy(pbyIEs, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
3415 pbyIEs += pCurrRates->len + WLAN_IEHDR_LEN;
3416
3417 if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
3418 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) ||
3419 (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE)) &&
3420 (pMgmt->pCurrBSS != NULL)) {
3421 /* WPA IE */
3422 sFrame.pRSNWPA = (PWLAN_IE_RSN_EXT)(sFrame.pBuf + sFrame.len);
3423 sFrame.pRSNWPA->byElementID = WLAN_EID_RSN_WPA;
3424 sFrame.pRSNWPA->len = 16;
3425 sFrame.pRSNWPA->abyOUI[0] = 0x00;
3426 sFrame.pRSNWPA->abyOUI[1] = 0x50;
3427 sFrame.pRSNWPA->abyOUI[2] = 0xf2;
3428 sFrame.pRSNWPA->abyOUI[3] = 0x01;
3429 sFrame.pRSNWPA->wVersion = 1;
3430 //Group Key Cipher Suite
3431 sFrame.pRSNWPA->abyMulticast[0] = 0x00;
3432 sFrame.pRSNWPA->abyMulticast[1] = 0x50;
3433 sFrame.pRSNWPA->abyMulticast[2] = 0xf2;
3434 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3435 sFrame.pRSNWPA->abyMulticast[3] = pMgmt->pCurrBSS->byGKType;
3436 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3437 sFrame.pRSNWPA->abyMulticast[3] = WPA_TKIP;
3438 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3439 sFrame.pRSNWPA->abyMulticast[3] = WPA_AESCCMP;
3440 } else {
3441 sFrame.pRSNWPA->abyMulticast[3] = WPA_NONE;
3442 }
3443 // Pairwise Key Cipher Suite
3444 sFrame.pRSNWPA->wPKCount = 1;
3445 sFrame.pRSNWPA->PKSList[0].abyOUI[0] = 0x00;
3446 sFrame.pRSNWPA->PKSList[0].abyOUI[1] = 0x50;
3447 sFrame.pRSNWPA->PKSList[0].abyOUI[2] = 0xf2;
3448 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3449 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_TKIP;
3450 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3451 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_AESCCMP;
3452 } else {
3453 sFrame.pRSNWPA->PKSList[0].abyOUI[3] = WPA_NONE;
3454 }
3455 // Auth Key Management Suite
3456 pbyRSN = (u8 *)(sFrame.pBuf + sFrame.len + 2 + sFrame.pRSNWPA->len);
3457 *pbyRSN++=0x01;
3458 *pbyRSN++=0x00;
3459 *pbyRSN++=0x00;
3460
3461 *pbyRSN++=0x50;
3462 *pbyRSN++=0xf2;
3463 if (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) {
3464 *pbyRSN++=WPA_AUTH_PSK;
3465 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA) {
3466 *pbyRSN++=WPA_AUTH_IEEE802_1X;
3467 } else {
3468 *pbyRSN++=WPA_NONE;
3469 }
3470
3471 sFrame.pRSNWPA->len +=6;
3472
3473 // RSN Capabilites
3474 *pbyRSN++=0x00;
3475 *pbyRSN++=0x00;
3476 sFrame.pRSNWPA->len +=2;
3477
3478 sFrame.len += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3479 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3480 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3481 memcpy(pbyIEs, sFrame.pRSNWPA, sFrame.pRSNWPA->len + WLAN_IEHDR_LEN);
3482 pbyIEs += sFrame.pRSNWPA->len + WLAN_IEHDR_LEN;
3483
3484 } else if (((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
3485 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) &&
3486 (pMgmt->pCurrBSS != NULL)) {
3487 unsigned int ii;
3488 u16 * pwPMKID;
3489
3490 /* WPA IE */
3491 sFrame.pRSN = (PWLAN_IE_RSN)(sFrame.pBuf + sFrame.len);
3492 sFrame.pRSN->byElementID = WLAN_EID_RSN;
3493 sFrame.pRSN->len = 6; //Version(2)+GK(4)
3494 sFrame.pRSN->wVersion = 1;
3495 //Group Key Cipher Suite
3496 sFrame.pRSN->abyRSN[0] = 0x00;
3497 sFrame.pRSN->abyRSN[1] = 0x0F;
3498 sFrame.pRSN->abyRSN[2] = 0xAC;
3499 if (pMgmt->byCSSGK == KEY_CTL_WEP) {
3500 sFrame.pRSN->abyRSN[3] = pMgmt->pCurrBSS->byCSSGK;
3501 } else if (pMgmt->byCSSGK == KEY_CTL_TKIP) {
3502 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_TKIP;
3503 } else if (pMgmt->byCSSGK == KEY_CTL_CCMP) {
3504 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_CCMP;
3505 } else {
3506 sFrame.pRSN->abyRSN[3] = WLAN_11i_CSS_UNKNOWN;
3507 }
3508
3509 // Pairwise Key Cipher Suite
3510 sFrame.pRSN->abyRSN[4] = 1;
3511 sFrame.pRSN->abyRSN[5] = 0;
3512 sFrame.pRSN->abyRSN[6] = 0x00;
3513 sFrame.pRSN->abyRSN[7] = 0x0F;
3514 sFrame.pRSN->abyRSN[8] = 0xAC;
3515 if (pMgmt->byCSSPK == KEY_CTL_TKIP) {
3516 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_TKIP;
3517 } else if (pMgmt->byCSSPK == KEY_CTL_CCMP) {
3518 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_CCMP;
3519 } else if (pMgmt->byCSSPK == KEY_CTL_NONE) {
3520 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_USE_GROUP;
3521 } else {
3522 sFrame.pRSN->abyRSN[9] = WLAN_11i_CSS_UNKNOWN;
3523 }
3524 sFrame.pRSN->len += 6;
3525
3526 // Auth Key Management Suite
3527 sFrame.pRSN->abyRSN[10] = 1;
3528 sFrame.pRSN->abyRSN[11] = 0;
3529 sFrame.pRSN->abyRSN[12] = 0x00;
3530 sFrame.pRSN->abyRSN[13] = 0x0F;
3531 sFrame.pRSN->abyRSN[14] = 0xAC;
3532 if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK) {
3533 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_PSK;
3534 } else if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) {
3535 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_802_1X;
3536 } else {
3537 sFrame.pRSN->abyRSN[15] = WLAN_11i_AKMSS_UNKNOWN;
3538 }
3539 sFrame.pRSN->len +=6;
3540
3541 // RSN Capabilites
3542 if (pMgmt->pCurrBSS->sRSNCapObj.bRSNCapExist == true) {
3543 memcpy(&sFrame.pRSN->abyRSN[16], &pMgmt->pCurrBSS->sRSNCapObj.wRSNCap, 2);
3544 } else {
3545 sFrame.pRSN->abyRSN[16] = 0;
3546 sFrame.pRSN->abyRSN[17] = 0;
3547 }
3548 sFrame.pRSN->len +=2;
3549
3550 if ((pDevice->gsPMKID.BSSIDInfoCount > 0) && (pDevice->bRoaming == true) && (pMgmt->eAuthenMode == WMAC_AUTH_WPA2)) {
3551 // RSN PMKID
3552 pbyRSN = &sFrame.pRSN->abyRSN[18];
3553 pwPMKID = (u16 *)pbyRSN; // Point to PMKID count
3554 *pwPMKID = 0; // Initialize PMKID count
3555 pbyRSN += 2; // Point to PMKID list
3556 for (ii = 0; ii < pDevice->gsPMKID.BSSIDInfoCount; ii++) {
3557 if (!memcmp(&pDevice->gsPMKID.BSSIDInfo[ii].BSSID[0],
3558 pMgmt->abyCurrBSSID,
3559 ETH_ALEN)) {
3560 (*pwPMKID)++;
3561 memcpy(pbyRSN,
3562 pDevice->gsPMKID.BSSIDInfo[ii].PMKID,
3563 16);
3564 pbyRSN += 16;
3565 }
3566 }
3567 if (*pwPMKID != 0) {
3568 sFrame.pRSN->len += (2 + (*pwPMKID)*16);
3569 }
3570 }
3571
3572 sFrame.len += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3573 // copy to AssocInfo. for OID_802_11_ASSOCIATION_INFORMATION
3574 pMgmt->sAssocInfo.AssocInfo.RequestIELength += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3575 memcpy(pbyIEs, sFrame.pRSN, sFrame.pRSN->len + WLAN_IEHDR_LEN);
3576 pbyIEs += sFrame.pRSN->len + WLAN_IEHDR_LEN;
3577 }
3578
3579 /* Adjust the length fields */
3580 pTxPacket->cbMPDULen = sFrame.len;
3581 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3582
3583 return pTxPacket;
3584 }
3585
3586 /*+
3587 *
3588 * Routine Description:
3589 * Constructs an assoc-response frame
3590 *
3591 *
3592 * Return Value:
3593 * PTR to frame; or NULL on allocation failure
3594 *
3595 -*/
3596
3597 struct vnt_tx_mgmt *s_MgrMakeAssocResponse(struct vnt_private *pDevice,
3598 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wAssocStatus,
3599 u16 wAssocAID, u8 *pDstAddr, PWLAN_IE_SUPP_RATES pCurrSuppRates,
3600 PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
3601 {
3602 struct vnt_tx_mgmt *pTxPacket = NULL;
3603 WLAN_FR_ASSOCRESP sFrame;
3604
3605 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
3606 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
3607 + WLAN_ASSOCREQ_FR_MAXLEN);
3608 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
3609 + sizeof(struct vnt_tx_mgmt));
3610 // Setup the sFrame structure
3611 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
3612 sFrame.len = WLAN_REASSOCRESP_FR_MAXLEN;
3613 vMgrEncodeAssocResponse(&sFrame);
3614 // Setup the header
3615 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3616 (
3617 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3618 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_ASSOCRESP)
3619 ));
3620 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
3621 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3622 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3623
3624 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
3625 *sFrame.pwStatus = cpu_to_le16(wAssocStatus);
3626 *sFrame.pwAid = cpu_to_le16((u16)(wAssocAID | BIT14 | BIT15));
3627
3628 // Copy the rate set
3629 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3630 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
3631 memcpy(sFrame.pSuppRates,
3632 pCurrSuppRates,
3633 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
3634 );
3635
3636 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
3637 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3638 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
3639 memcpy(sFrame.pExtSuppRates,
3640 pCurrExtSuppRates,
3641 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
3642 );
3643 }
3644
3645 // Adjust the length fields
3646 pTxPacket->cbMPDULen = sFrame.len;
3647 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3648
3649 return pTxPacket;
3650 }
3651
3652 /*+
3653 *
3654 * Routine Description:
3655 * Constructs an reassoc-response frame
3656 *
3657 *
3658 * Return Value:
3659 * PTR to frame; or NULL on allocation failure
3660 *
3661 -*/
3662
3663 struct vnt_tx_mgmt *s_MgrMakeReAssocResponse(struct vnt_private *pDevice,
3664 struct vnt_manager *pMgmt, u16 wCurrCapInfo, u16 wAssocStatus,
3665 u16 wAssocAID, u8 *pDstAddr, PWLAN_IE_SUPP_RATES pCurrSuppRates,
3666 PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
3667 {
3668 struct vnt_tx_mgmt *pTxPacket = NULL;
3669 WLAN_FR_REASSOCRESP sFrame;
3670
3671 pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
3672 memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
3673 + WLAN_ASSOCREQ_FR_MAXLEN);
3674 pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
3675 + sizeof(struct vnt_tx_mgmt));
3676 // Setup the sFrame structure
3677 sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
3678 sFrame.len = WLAN_REASSOCRESP_FR_MAXLEN;
3679 vMgrEncodeReassocResponse(&sFrame);
3680 // Setup the header
3681 sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
3682 (
3683 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
3684 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_REASSOCRESP)
3685 ));
3686 memcpy( sFrame.pHdr->sA3.abyAddr1, pDstAddr, WLAN_ADDR_LEN);
3687 memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
3688 memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN);
3689
3690 *sFrame.pwCapInfo = cpu_to_le16(wCurrCapInfo);
3691 *sFrame.pwStatus = cpu_to_le16(wAssocStatus);
3692 *sFrame.pwAid = cpu_to_le16((u16)(wAssocAID | BIT14 | BIT15));
3693
3694 // Copy the rate set
3695 sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3696 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN;
3697 memcpy(sFrame.pSuppRates,
3698 pCurrSuppRates,
3699 ((PWLAN_IE_SUPP_RATES)pCurrSuppRates)->len + WLAN_IEHDR_LEN
3700 );
3701
3702 if (((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len != 0) {
3703 sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
3704 sFrame.len += ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
3705 memcpy(sFrame.pExtSuppRates,
3706 pCurrExtSuppRates,
3707 ((PWLAN_IE_SUPP_RATES)pCurrExtSuppRates)->len + WLAN_IEHDR_LEN
3708 );
3709 }
3710
3711 // Adjust the length fields
3712 pTxPacket->cbMPDULen = sFrame.len;
3713 pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
3714
3715 return pTxPacket;
3716 }
3717
3718 /*+
3719 *
3720 * Routine Description:
3721 * Handles probe response management frames.
3722 *
3723 *
3724 * Return Value:
3725 * none.
3726 *
3727 -*/
3728
3729 static void s_vMgrRxProbeResponse(struct vnt_private *pDevice,
3730 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket)
3731 {
3732 PKnownBSS pBSSList = NULL;
3733 WLAN_FR_PROBERESP sFrame;
3734 u8 byCurrChannel = pRxPacket->byRxChannel;
3735 ERPObject sERP;
3736 int bChannelHit = true;
3737
3738 memset(&sFrame, 0, sizeof(WLAN_FR_PROBERESP));
3739 // decode the frame
3740 sFrame.len = pRxPacket->cbMPDULen;
3741 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
3742 vMgrDecodeProbeResponse(&sFrame);
3743
3744 if ((sFrame.pqwTimestamp == NULL)
3745 || (sFrame.pwBeaconInterval == NULL)
3746 || (sFrame.pwCapInfo == NULL)
3747 || (sFrame.pSSID == NULL)
3748 || (sFrame.pSuppRates == NULL)) {
3749
3750 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe resp:Fail addr:[%p]\n",
3751 pRxPacket->p80211Header);
3752 return;
3753 }
3754
3755 if(sFrame.pSSID->len == 0)
3756 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx Probe resp: SSID len = 0 \n");
3757
3758 //{{ RobertYu:20050201, 11a byCurrChannel != sFrame.pDSParms->byCurrChannel mapping
3759 if( byCurrChannel > CB_MAX_CHANNEL_24G )
3760 {
3761 if (sFrame.pDSParms) {
3762 if (byCurrChannel ==
3763 RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1])
3764 bChannelHit = true;
3765 byCurrChannel =
3766 RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1];
3767 } else {
3768 bChannelHit = true;
3769 }
3770 } else {
3771 if (sFrame.pDSParms) {
3772 if (byCurrChannel == sFrame.pDSParms->byCurrChannel)
3773 bChannelHit = true;
3774 byCurrChannel = sFrame.pDSParms->byCurrChannel;
3775 } else {
3776 bChannelHit = true;
3777 }
3778 }
3779 //RobertYu:20050201
3780
3781 if(ChannelExceedZoneType(pDevice,byCurrChannel)==true)
3782 return;
3783
3784 if (sFrame.pERP) {
3785 sERP.byERP = sFrame.pERP->byContext;
3786 sERP.bERPExist = true;
3787 } else {
3788 sERP.bERPExist = false;
3789 sERP.byERP = 0;
3790 }
3791
3792 // update or insert the bss
3793 pBSSList = BSSpAddrIsInBSSList((void *) pDevice,
3794 sFrame.pHdr->sA3.abyAddr3,
3795 sFrame.pSSID);
3796 if (pBSSList) {
3797 BSSbUpdateToBSSList((void *) pDevice,
3798 *sFrame.pqwTimestamp,
3799 *sFrame.pwBeaconInterval,
3800 *sFrame.pwCapInfo,
3801 byCurrChannel,
3802 bChannelHit,
3803 sFrame.pSSID,
3804 sFrame.pSuppRates,
3805 sFrame.pExtSuppRates,
3806 &sERP,
3807 sFrame.pRSN,
3808 sFrame.pRSNWPA,
3809 sFrame.pIE_Country,
3810 sFrame.pIE_Quiet,
3811 pBSSList,
3812 sFrame.len - WLAN_HDR_ADDR3_LEN,
3813 /* payload of probresponse */
3814 sFrame.pHdr->sA4.abyAddr4,
3815 (void *) pRxPacket);
3816 } else {
3817 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Probe resp/insert: RxChannel = : %d\n", byCurrChannel);
3818 BSSbInsertToBSSList((void *) pDevice,
3819 sFrame.pHdr->sA3.abyAddr3,
3820 *sFrame.pqwTimestamp,
3821 *sFrame.pwBeaconInterval,
3822 *sFrame.pwCapInfo,
3823 byCurrChannel,
3824 sFrame.pSSID,
3825 sFrame.pSuppRates,
3826 sFrame.pExtSuppRates,
3827 &sERP,
3828 sFrame.pRSN,
3829 sFrame.pRSNWPA,
3830 sFrame.pIE_Country,
3831 sFrame.pIE_Quiet,
3832 sFrame.len - WLAN_HDR_ADDR3_LEN,
3833 sFrame.pHdr->sA4.abyAddr4, /* payload of beacon */
3834 (void *) pRxPacket);
3835 }
3836 return;
3837
3838 }
3839
3840 /*+
3841 *
3842 * Routine Description:(AP)or(Ad-hoc STA)
3843 * Handles probe request management frames.
3844 *
3845 *
3846 * Return Value:
3847 * none.
3848 *
3849 -*/
3850
3851 static void s_vMgrRxProbeRequest(struct vnt_private *pDevice,
3852 struct vnt_manager *pMgmt, struct vnt_rx_mgmt *pRxPacket)
3853 {
3854 WLAN_FR_PROBEREQ sFrame;
3855 CMD_STATUS Status;
3856 struct vnt_tx_mgmt *pTxPacket;
3857 u8 byPHYType = BB_TYPE_11B;
3858
3859 // STA in Ad-hoc mode: when latest TBTT beacon transmit success,
3860 // STA have to response this request.
3861 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
3862 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && pDevice->bBeaconSent)) {
3863
3864 memset(&sFrame, 0, sizeof(WLAN_FR_PROBEREQ));
3865 // decode the frame
3866 sFrame.len = pRxPacket->cbMPDULen;
3867 sFrame.pBuf = (u8 *)pRxPacket->p80211Header;
3868 vMgrDecodeProbeRequest(&sFrame);
3869 /*
3870 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe request rx:MAC addr:%pM\n",
3871 sFrame.pHdr->sA3.abyAddr2);
3872 */
3873 if (sFrame.pSSID->len != 0) {
3874 if (sFrame.pSSID->len != ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len)
3875 return;
3876 if (memcmp(sFrame.pSSID->abySSID,
3877 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID,
3878 ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) != 0) {
3879 return;
3880 }
3881 }
3882
3883 if ((sFrame.pSuppRates->len > 4) || (sFrame.pExtSuppRates != NULL)) {
3884 byPHYType = BB_TYPE_11G;
3885 }
3886
3887 // Probe response reply..
3888 pTxPacket = s_MgrMakeProbeResponse
3889 (
3890 pDevice,
3891 pMgmt,
3892 pMgmt->wCurrCapInfo,
3893 pMgmt->wCurrBeaconPeriod,
3894 pMgmt->uCurrChannel,
3895 0,
3896 sFrame.pHdr->sA3.abyAddr2,
3897 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
3898 (u8 *)pMgmt->abyCurrBSSID,
3899 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
3900 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
3901 byPHYType
3902 );
3903 if (pTxPacket != NULL ){
3904 /* send the frame */
3905 Status = csMgmt_xmit(pDevice, pTxPacket);
3906 if (Status != CMD_STATUS_PENDING) {
3907 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Probe response tx failed\n");
3908 }
3909 else {
3910 // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Probe response tx sending..\n");
3911 }
3912 }
3913 }
3914
3915 return;
3916 }
3917
3918 /*+
3919 *
3920 * Routine Description:
3921 *
3922 * Entry point for the reception and handling of 802.11 management
3923 * frames. Makes a determination of the frame type and then calls
3924 * the appropriate function.
3925 *
3926 *
3927 * Return Value:
3928 * none.
3929 *
3930 -*/
3931
3932 void vMgrRxManagePacket(struct vnt_private *pDevice, struct vnt_manager *pMgmt,
3933 struct vnt_rx_mgmt *pRxPacket)
3934 {
3935 int bInScan = false;
3936 u32 uNodeIndex = 0;
3937 NODE_STATE eNodeState = 0;
3938 CMD_STATUS Status;
3939
3940 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
3941 if (BSSbIsSTAInNodeDB(pDevice, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex))
3942 eNodeState = pMgmt->sNodeDBTable[uNodeIndex].eNodeState;
3943 }
3944
3945 switch( WLAN_GET_FC_FSTYPE((pRxPacket->p80211Header->sA3.wFrameCtl)) ){
3946
3947 case WLAN_FSTYPE_ASSOCREQ:
3948 // Frame Clase = 2
3949 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocreq\n");
3950 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) &&
3951 (eNodeState < NODE_AUTH)) {
3952 // send deauth notification
3953 // reason = (6) class 2 received from nonauth sta
3954 vMgrDeAuthenBeginSta(pDevice,
3955 pMgmt,
3956 pRxPacket->p80211Header->sA3.abyAddr2,
3957 (6),
3958 &Status
3959 );
3960 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 1\n");
3961 }
3962 else {
3963 s_vMgrRxAssocRequest(pDevice, pMgmt, pRxPacket, uNodeIndex);
3964 }
3965 break;
3966
3967 case WLAN_FSTYPE_ASSOCRESP:
3968 // Frame Clase = 2
3969 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocresp1\n");
3970 s_vMgrRxAssocResponse(pDevice, pMgmt, pRxPacket, false);
3971 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx assocresp2\n");
3972 break;
3973
3974 case WLAN_FSTYPE_REASSOCREQ:
3975 // Frame Clase = 2
3976 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx reassocreq\n");
3977 // Todo: reassoc
3978 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) &&
3979 (eNodeState < NODE_AUTH)) {
3980 // send deauth notification
3981 // reason = (6) class 2 received from nonauth sta
3982 vMgrDeAuthenBeginSta(pDevice,
3983 pMgmt,
3984 pRxPacket->p80211Header->sA3.abyAddr2,
3985 (6),
3986 &Status
3987 );
3988 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 2\n");
3989
3990 }
3991 s_vMgrRxReAssocRequest(pDevice, pMgmt, pRxPacket, uNodeIndex);
3992 break;
3993
3994 case WLAN_FSTYPE_REASSOCRESP:
3995 // Frame Clase = 2
3996 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx reassocresp\n");
3997 s_vMgrRxAssocResponse(pDevice, pMgmt, pRxPacket, true);
3998 break;
3999
4000 case WLAN_FSTYPE_PROBEREQ:
4001 // Frame Clase = 0
4002 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx probereq\n");
4003 s_vMgrRxProbeRequest(pDevice, pMgmt, pRxPacket);
4004 break;
4005
4006 case WLAN_FSTYPE_PROBERESP:
4007 // Frame Clase = 0
4008 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx proberesp\n");
4009
4010 s_vMgrRxProbeResponse(pDevice, pMgmt, pRxPacket);
4011 break;
4012
4013 case WLAN_FSTYPE_BEACON:
4014 // Frame Clase = 0
4015 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx beacon\n");
4016 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
4017 bInScan = true;
4018 }
4019 s_vMgrRxBeacon(pDevice, pMgmt, pRxPacket, bInScan);
4020 break;
4021
4022 case WLAN_FSTYPE_ATIM:
4023 // Frame Clase = 1
4024 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx atim\n");
4025 break;
4026
4027 case WLAN_FSTYPE_DISASSOC:
4028 // Frame Clase = 2
4029 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx disassoc\n");
4030 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) &&
4031 (eNodeState < NODE_AUTH)) {
4032 // send deauth notification
4033 // reason = (6) class 2 received from nonauth sta
4034 vMgrDeAuthenBeginSta(pDevice,
4035 pMgmt,
4036 pRxPacket->p80211Header->sA3.abyAddr2,
4037 (6),
4038 &Status
4039 );
4040 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: send vMgrDeAuthenBeginSta 3\n");
4041 }
4042 s_vMgrRxDisassociation(pDevice, pMgmt, pRxPacket);
4043 break;
4044
4045 case WLAN_FSTYPE_AUTHEN:
4046 // Frame Clase = 1
4047 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx authen\n");
4048 s_vMgrRxAuthentication(pDevice, pMgmt, pRxPacket);
4049 break;
4050
4051 case WLAN_FSTYPE_DEAUTHEN:
4052 // Frame Clase = 1
4053 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx deauthen\n");
4054 s_vMgrRxDeauthentication(pDevice, pMgmt, pRxPacket);
4055 break;
4056
4057 default:
4058 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx unknown mgmt\n");
4059 }
4060
4061 return;
4062 }
4063
4064 /*+
4065 *
4066 * Routine Description:
4067 *
4068 *
4069 * Prepare beacon to send
4070 *
4071 * Return Value:
4072 * true if success; false if failed.
4073 *
4074 -*/
4075 int bMgrPrepareBeaconToSend(struct vnt_private *pDevice,
4076 struct vnt_manager *pMgmt)
4077 {
4078 struct vnt_tx_mgmt *pTxPacket;
4079
4080 // pDevice->bBeaconBufReady = false;
4081 if (pDevice->bEncryptionEnable || pDevice->bEnable8021x){
4082 pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1);
4083 }
4084 else {
4085 pMgmt->wCurrCapInfo &= ~WLAN_SET_CAP_INFO_PRIVACY(1);
4086 }
4087 pTxPacket = s_MgrMakeBeacon
4088 (
4089 pDevice,
4090 pMgmt,
4091 pMgmt->wCurrCapInfo,
4092 pMgmt->wCurrBeaconPeriod,
4093 pMgmt->uCurrChannel,
4094 pMgmt->wCurrATIMWindow, //0,
4095 (PWLAN_IE_SSID)pMgmt->abyCurrSSID,
4096 (u8 *)pMgmt->abyCurrBSSID,
4097 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
4098 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates
4099 );
4100
4101 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) &&
4102 (pMgmt->abyCurrBSSID[0] == 0))
4103 return false;
4104
4105 csBeacon_xmit(pDevice, pTxPacket);
4106 MACvRegBitsOn(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX);
4107
4108 return true;
4109 }
4110
4111 /*+
4112 *
4113 * Routine Description:
4114 *
4115 * Log a warning message based on the contents of the Status
4116 * Code field of an 802.11 management frame. Defines are
4117 * derived from 802.11-1997 SPEC.
4118 *
4119 * Return Value:
4120 * none.
4121 *
4122 -*/
4123 static void s_vMgrLogStatus(struct vnt_manager *pMgmt, u16 wStatus)
4124 {
4125 switch( wStatus ){
4126 case WLAN_MGMT_STATUS_UNSPEC_FAILURE:
4127 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Unspecified error.\n");
4128 break;
4129 case WLAN_MGMT_STATUS_CAPS_UNSUPPORTED:
4130 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Can't support all requested capabilities.\n");
4131 break;
4132 case WLAN_MGMT_STATUS_REASSOC_NO_ASSOC:
4133 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Reassoc denied, can't confirm original Association.\n");
4134 break;
4135 case WLAN_MGMT_STATUS_ASSOC_DENIED_UNSPEC:
4136 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, undefine in spec\n");
4137 break;
4138 case WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG:
4139 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Peer doesn't support authen algorithm.\n");
4140 break;
4141 case WLAN_MGMT_STATUS_RX_AUTH_NOSEQ:
4142 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen frame received out of sequence.\n");
4143 break;
4144 case WLAN_MGMT_STATUS_CHALLENGE_FAIL:
4145 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen rejected, challenge failure.\n");
4146 break;
4147 case WLAN_MGMT_STATUS_AUTH_TIMEOUT:
4148 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Authen rejected, timeout waiting for next frame.\n");
4149 break;
4150 case WLAN_MGMT_STATUS_ASSOC_DENIED_BUSY:
4151 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, AP too busy.\n");
4152 break;
4153 case WLAN_MGMT_STATUS_ASSOC_DENIED_RATES:
4154 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we haven't enough basic rates.\n");
4155 break;
4156 case WLAN_MGMT_STATUS_ASSOC_DENIED_SHORTPREAMBLE:
4157 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support short preamble.\n");
4158 break;
4159 case WLAN_MGMT_STATUS_ASSOC_DENIED_PBCC:
4160 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support PBCC.\n");
4161 break;
4162 case WLAN_MGMT_STATUS_ASSOC_DENIED_AGILITY:
4163 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Status code == Assoc denied, we do not support channel agility.\n");
4164 break;
4165 default:
4166 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Unknown status code %d.\n", wStatus);
4167 break;
4168 }
4169 }
4170
4171 /*
4172 *
4173 * Description:
4174 * Add BSSID in PMKID Candidate list.
4175 *
4176 * Parameters:
4177 * In:
4178 * hDeviceContext - device structure point
4179 * pbyBSSID - BSSID address for adding
4180 * wRSNCap - BSS's RSN capability
4181 * Out:
4182 * none
4183 *
4184 * Return Value: none.
4185 *
4186 -*/
4187
4188 int bAdd_PMKID_Candidate(struct vnt_private *pDevice, u8 *pbyBSSID,
4189 PSRSNCapObject psRSNCapObj)
4190 {
4191 PPMKID_CANDIDATE pCandidateList;
4192 int ii = 0;
4193
4194 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"bAdd_PMKID_Candidate START: (%d)\n", (int)pDevice->gsPMKIDCandidate.NumCandidates);
4195
4196 if ((pDevice == NULL) || (pbyBSSID == NULL) || (psRSNCapObj == NULL))
4197 return false;
4198
4199 if (pDevice->gsPMKIDCandidate.NumCandidates >= MAX_PMKIDLIST)
4200 return false;
4201
4202 // Update Old Candidate
4203 for (ii = 0; ii < pDevice->gsPMKIDCandidate.NumCandidates; ii++) {
4204 pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[ii];
4205 if (!memcmp(pCandidateList->BSSID, pbyBSSID, ETH_ALEN)) {
4206 if ((psRSNCapObj->bRSNCapExist == true)
4207 && (psRSNCapObj->wRSNCap & BIT0)) {
4208 pCandidateList->Flags |=
4209 NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
4210 } else {
4211 pCandidateList->Flags &=
4212 ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED);
4213 }
4214 return true;
4215 }
4216 }
4217
4218 // New Candidate
4219 pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[pDevice->gsPMKIDCandidate.NumCandidates];
4220 if ((psRSNCapObj->bRSNCapExist == true) && (psRSNCapObj->wRSNCap & BIT0)) {
4221 pCandidateList->Flags |= NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED;
4222 } else {
4223 pCandidateList->Flags &= ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED);
4224 }
4225 memcpy(pCandidateList->BSSID, pbyBSSID, ETH_ALEN);
4226 pDevice->gsPMKIDCandidate.NumCandidates++;
4227 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"NumCandidates:%d\n", (int)pDevice->gsPMKIDCandidate.NumCandidates);
4228 return true;
4229 }
4230
4231 /*
4232 *
4233 * Description:
4234 * Flush PMKID Candidate list.
4235 *
4236 * Parameters:
4237 * In:
4238 * hDeviceContext - device structure point
4239 * Out:
4240 * none
4241 *
4242 * Return Value: none.
4243 *
4244 -*/
4245
4246 void vFlush_PMKID_Candidate(struct vnt_private *pDevice)
4247 {
4248 if (pDevice == NULL)
4249 return;
4250
4251 memset(&pDevice->gsPMKIDCandidate, 0, sizeof(SPMKIDCandidateEvent));
4252
4253 return;
4254 }
4255
4256 static bool
4257 s_bCipherMatch (
4258 PKnownBSS pBSSNode,
4259 NDIS_802_11_ENCRYPTION_STATUS EncStatus,
4260 u8 * pbyCCSPK,
4261 u8 * pbyCCSGK
4262 )
4263 {
4264 u8 byMulticastCipher = KEY_CTL_INVALID;
4265 u8 byCipherMask = 0x00;
4266 int i;
4267
4268 if (pBSSNode == NULL)
4269 return false;
4270
4271 // check cap. of BSS
4272 if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4273 (EncStatus == Ndis802_11Encryption1Enabled)) {
4274 // default is WEP only
4275 byMulticastCipher = KEY_CTL_WEP;
4276 }
4277
4278 if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4279 (pBSSNode->bWPA2Valid == true) &&
4280
4281 ((EncStatus == Ndis802_11Encryption3Enabled) ||
4282 (EncStatus == Ndis802_11Encryption2Enabled))) {
4283 //WPA2
4284 // check Group Key Cipher
4285 if ((pBSSNode->byCSSGK == WLAN_11i_CSS_WEP40) ||
4286 (pBSSNode->byCSSGK == WLAN_11i_CSS_WEP104)) {
4287 byMulticastCipher = KEY_CTL_WEP;
4288 } else if (pBSSNode->byCSSGK == WLAN_11i_CSS_TKIP) {
4289 byMulticastCipher = KEY_CTL_TKIP;
4290 } else if (pBSSNode->byCSSGK == WLAN_11i_CSS_CCMP) {
4291 byMulticastCipher = KEY_CTL_CCMP;
4292 } else {
4293 byMulticastCipher = KEY_CTL_INVALID;
4294 }
4295
4296 /* check Pairwise Key Cipher */
4297 for (i = 0; i < pBSSNode->wCSSPKCount; i++) {
4298 if ((pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_WEP40) ||
4299 (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_WEP104)) {
4300 /* this should not happen as defined 802.11i */
4301 byCipherMask |= 0x01;
4302 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_TKIP) {
4303 byCipherMask |= 0x02;
4304 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_CCMP) {
4305 byCipherMask |= 0x04;
4306 } else if (pBSSNode->abyCSSPK[i] == WLAN_11i_CSS_USE_GROUP) {
4307 /* use group key only ignore all others */
4308 byCipherMask = 0;
4309 i = pBSSNode->wCSSPKCount;
4310 }
4311 }
4312
4313 } else if ((WLAN_GET_CAP_INFO_PRIVACY(pBSSNode->wCapInfo) != 0) &&
4314 (pBSSNode->bWPAValid == true) &&
4315 ((EncStatus == Ndis802_11Encryption2Enabled) || (EncStatus == Ndis802_11Encryption3Enabled))) {
4316 //WPA
4317 // check Group Key Cipher
4318 if ((pBSSNode->byGKType == WPA_WEP40) ||
4319 (pBSSNode->byGKType == WPA_WEP104)) {
4320 byMulticastCipher = KEY_CTL_WEP;
4321 } else if (pBSSNode->byGKType == WPA_TKIP) {
4322 byMulticastCipher = KEY_CTL_TKIP;
4323 } else if (pBSSNode->byGKType == WPA_AESCCMP) {
4324 byMulticastCipher = KEY_CTL_CCMP;
4325 } else {
4326 byMulticastCipher = KEY_CTL_INVALID;
4327 }
4328
4329 /* check Pairwise Key Cipher */
4330 for (i = 0; i < pBSSNode->wPKCount; i++) {
4331 if (pBSSNode->abyPKType[i] == WPA_TKIP) {
4332 byCipherMask |= 0x02;
4333 } else if (pBSSNode->abyPKType[i] == WPA_AESCCMP) {
4334 byCipherMask |= 0x04;
4335 } else if (pBSSNode->abyPKType[i] == WPA_NONE) {
4336 /* use group key only ignore all others */
4337 byCipherMask = 0;
4338 i = pBSSNode->wPKCount;
4339 }
4340 }
4341 }
4342
4343 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"%d, %d, %d, %d, EncStatus:%d\n",
4344 byMulticastCipher, byCipherMask, pBSSNode->bWPAValid, pBSSNode->bWPA2Valid, EncStatus);
4345
4346 // mask our cap. with BSS
4347 if (EncStatus == Ndis802_11Encryption1Enabled) {
4348
4349 // For supporting Cisco migration mode, don't care pairwise key cipher
4350 //if ((byMulticastCipher == KEY_CTL_WEP) &&
4351 // (byCipherMask == 0)) {
4352 if ((byMulticastCipher == KEY_CTL_WEP) &&
4353 (byCipherMask == 0)) {
4354 *pbyCCSGK = KEY_CTL_WEP;
4355 *pbyCCSPK = KEY_CTL_NONE;
4356 return true;
4357 } else {
4358 return false;
4359 }
4360
4361 } else if (EncStatus == Ndis802_11Encryption2Enabled) {
4362 if ((byMulticastCipher == KEY_CTL_TKIP) &&
4363 (byCipherMask == 0)) {
4364 *pbyCCSGK = KEY_CTL_TKIP;
4365 *pbyCCSPK = KEY_CTL_NONE;
4366 return true;
4367 } else if ((byMulticastCipher == KEY_CTL_WEP) &&
4368 ((byCipherMask & 0x02) != 0)) {
4369 *pbyCCSGK = KEY_CTL_WEP;
4370 *pbyCCSPK = KEY_CTL_TKIP;
4371 return true;
4372 } else if ((byMulticastCipher == KEY_CTL_TKIP) &&
4373 ((byCipherMask & 0x02) != 0)) {
4374 *pbyCCSGK = KEY_CTL_TKIP;
4375 *pbyCCSPK = KEY_CTL_TKIP;
4376 return true;
4377 } else {
4378 return false;
4379 }
4380 } else if (EncStatus == Ndis802_11Encryption3Enabled) {
4381 if ((byMulticastCipher == KEY_CTL_CCMP) &&
4382 (byCipherMask == 0)) {
4383 // When CCMP is enable, "Use group cipher suite" shall not be a valid option.
4384 return false;
4385 } else if ((byMulticastCipher == KEY_CTL_WEP) &&
4386 ((byCipherMask & 0x04) != 0)) {
4387 *pbyCCSGK = KEY_CTL_WEP;
4388 *pbyCCSPK = KEY_CTL_CCMP;
4389 return true;
4390 } else if ((byMulticastCipher == KEY_CTL_TKIP) &&
4391 ((byCipherMask & 0x04) != 0)) {
4392 *pbyCCSGK = KEY_CTL_TKIP;
4393 *pbyCCSPK = KEY_CTL_CCMP;
4394 return true;
4395 } else if ((byMulticastCipher == KEY_CTL_CCMP) &&
4396 ((byCipherMask & 0x04) != 0)) {
4397 *pbyCCSGK = KEY_CTL_CCMP;
4398 *pbyCCSPK = KEY_CTL_CCMP;
4399 return true;
4400 } else {
4401 return false;
4402 }
4403 }
4404 return true;
4405 }
4406
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