drivers/staging/vt6656/bssdb.c

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * File: bssdb.c
  20  *
  21  * Purpose: Handles the Basic Service Set & Node Database functions
  22  *
  23  * Functions:
  24  *      BSSpSearchBSSList - Search known BSS list for Desire SSID or BSSID
  25  *      BSSvClearBSSList - Clear BSS List
  26  *      BSSbInsertToBSSList - Insert a BSS set into known BSS list
  27  *      BSSbUpdateToBSSList - Update BSS set in known BSS list
  28  *      BSSbIsSTAInNodeDB - Search Node DB table to find the index of matched DstAddr
  29  *      BSSvCreateOneNode - Allocate an Node for Node DB
  30  *      BSSvUpdateAPNode - Update AP Node content in Index 0 of KnownNodeDB
  31  *      BSSvSecondCallBack - One second timer callback function to update Node DB info & AP link status
  32  *      BSSvUpdateNodeTxCounter - Update Tx attemps, Tx failure counter in Node DB for auto-fall back rate control
  33  *
  34  * Revision History:
  35  *
  36  * Author: Lyndon Chen
  37  *
  38  * Date: July 17, 2002
  39  *
  40  */
  41
  42
  43
  44 #if !defined(__TTYPE_H__)
  45 #include "ttype.h"
  46 #endif
  47 #if !defined(__TMACRO_H__)
  48 #include "tmacro.h"
  49 #endif
  50 #if !defined(__TETHER_H__)
  51 #include "tether.h"
  52 #endif
  53 #if !defined(__DEVICE_H__)
  54 #include "device.h"
  55 #endif
  56 #if !defined(__80211HDR_H__)
  57 #include "80211hdr.h"
  58 #endif
  59 #if !defined(__BSSDB_H__)
  60 #include "bssdb.h"
  61 #endif
  62 #if !defined(__WMGR_H__)
  63 #include "wmgr.h"
  64 #endif
  65 #if !defined(__DATARATE_H__)
  66 #include "datarate.h"
  67 #endif
  68 #if !defined(__DESC_H__)
  69 #include "desc.h"
  70 #endif
  71 #if !defined(__WCMD_H__)
  72 #include "wcmd.h"
  73 #endif
  74 #if !defined(__WPA_H__)
  75 #include "wpa.h"
  76 #endif
  77 #if !defined(__BASEBAND_H__)
  78 #include "baseband.h"
  79 #endif
  80 #if !defined(__RF_H__)
  81 #include "rf.h"
  82 #endif
  83 #if !defined(__CARD_H__)
  84 #include "card.h"
  85 #endif
  86 #if !defined(__MAC_H__)
  87 #include "mac.h"
  88 #endif
  89 #if !defined(__WPA2_H__)
  90 #include "wpa2.h"
  91 #endif
  92 #if !defined(__UMEM_H__)
  93 #include "umem.h"
  94 #endif
  95 #if !defined(__TBIT_H__)
  96 #include "tbit.h"
  97 #endif
  98 #if !defined(__CONTROL_H__)
  99 #include "control.h"
 100 #endif
 101 #if !defined(__RNDIS_H__)
 102 #include "rndis.h"
 103 #endif
 104 //DavidWang
 105 #if !defined(__IOWPA_H__)
 106 #include "iowpa.h"
 107 #endif
 108
 109 /*---------------------  Static Definitions -------------------------*/
 110
 111
 112
 113
 114 /*---------------------  Static Classes  ----------------------------*/
 115
 116 /*---------------------  Static Variables  --------------------------*/
 117 static int          msglevel                =MSG_LEVEL_INFO;
 118 //static int          msglevel                =MSG_LEVEL_DEBUG;
 119
 120
 121
 122 const WORD             awHWRetry0[5][5] = {
 123                                             {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M},
 124                                             {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M},
 125                                             {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M},
 126                                             {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M},
 127                                             {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M}
 128                                            };
 129 const WORD             awHWRetry1[5][5] = {
 130                                             {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M},
 131                                             {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M},
 132                                             {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M},
 133                                             {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M},
 134                                             {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M}
 135                                            };
 136
 137
 138
 139 /*---------------------  Static Functions  --------------------------*/
 140
 141 VOID s_vCheckSensitivity(
 142     IN HANDLE hDeviceContext
 143     );
 144
 145 VOID s_vCheckPreEDThreshold(
 146     IN HANDLE hDeviceContext
 147     );
 148
 149 #ifdef Calcu_LinkQual
 150 VOID s_uCalculateLinkQual(
 151     IN HANDLE hDeviceContext
 152     );
 153 #endif
 154 /*---------------------  Export Variables  --------------------------*/
 155
 156
 157 /*---------------------  Export Functions  --------------------------*/
 158
 159
 160
 161
 162
 163 /*+
 164  *
 165  * Routine Description:
 166  *    Search known BSS list for Desire SSID or BSSID.
 167  *
 168  * Return Value:
 169  *    PTR to KnownBSS or NULL
 170  *
 171 -*/
 172
 173 PKnownBSS
 174 BSSpSearchBSSList(
 175     IN HANDLE hDeviceContext,
 176     IN PBYTE pbyDesireBSSID,
 177     IN PBYTE pbyDesireSSID,
 178     IN CARD_PHY_TYPE  ePhyType
 179     )
 180 {
 181     PSDevice        pDevice = (PSDevice)hDeviceContext;
 182     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 183     PBYTE           pbyBSSID = NULL;
 184     PWLAN_IE_SSID   pSSID = NULL;
 185     PKnownBSS       pCurrBSS = NULL;
 186     PKnownBSS       pSelect = NULL;
 187     BYTE                 ZeroBSSID[WLAN_BSSID_LEN]={0x00,0x00,0x00,0x00,0x00,0x00};
 188     UINT            ii = 0;
 189     UINT            jj = 0;   //DavidWang
 190     if (pbyDesireBSSID != NULL) {
 191         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList BSSID[%02X %02X %02X-%02X %02X %02X]\n",
 192                             *pbyDesireBSSID,*(pbyDesireBSSID+1),*(pbyDesireBSSID+2),
 193                             *(pbyDesireBSSID+3),*(pbyDesireBSSID+4),*(pbyDesireBSSID+5));
 194         if ((!IS_BROADCAST_ADDRESS(pbyDesireBSSID)) &&
 195              (memcmp(pbyDesireBSSID, ZeroBSSID, 6)!= 0)){
 196             pbyBSSID = pbyDesireBSSID;
 197         }
 198     }
 199     if (pbyDesireSSID != NULL) {
 200         if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) {
 201             pSSID = (PWLAN_IE_SSID) pbyDesireSSID;
 202         }
 203     }
 204
 205     if ((pbyBSSID != NULL)&&(pDevice->bRoaming == FALSE)) {
 206         // match BSSID first
 207         for (ii = 0; ii <MAX_BSS_NUM; ii++) {
 208             pCurrBSS = &(pMgmt->sBSSList[ii]);
 209
 210         //2008-0718-01<Add>by MikeLiu
 211            pCurrBSS->bSelected = FALSE;
 212
 213             if ((pCurrBSS->bActive) &&
 214                 (pCurrBSS->bSelected == FALSE)) {
 215                 if (IS_ETH_ADDRESS_EQUAL(pCurrBSS->abyBSSID, pbyBSSID)) {
 216                     if (pSSID != NULL) {
 217                         // compare ssid
 218                         if (MEMEqualMemory(pSSID->abySSID,
 219                             ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
 220                             pSSID->len)) {
 221                             if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
 222                                 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
 223                                 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
 224                                 ) {
 225                                 pCurrBSS->bSelected = TRUE;
 226                                 return(pCurrBSS);
 227                             }
 228                         }
 229                     } else {
 230                         if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
 231                             ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
 232                             ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
 233                             ) {
 234                             pCurrBSS->bSelected = TRUE;
 235                             return(pCurrBSS);
 236                         }
 237                     }
 238                 }
 239             }
 240         }
 241     } else {
 242         // ignore BSSID
 243         for (ii = 0; ii <MAX_BSS_NUM; ii++) {
 244             pCurrBSS = &(pMgmt->sBSSList[ii]);
 245
 246            //2007-0721-01<Mark>by MikeLiu
 247          //   if ((pCurrBSS->bActive) &&
 248          //       (pCurrBSS->bSelected == FALSE)) {
 249
 250         //2007-0721-01<Add>by MikeLiu
 251           pCurrBSS->bSelected = FALSE;
 252           if (pCurrBSS->bActive) {
 253
 254                 if (pSSID != NULL) {
 255                     // matched SSID
 256                     if (!MEMEqualMemory(pSSID->abySSID,
 257                         ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
 258                         pSSID->len) ||
 259                         (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) {
 260                         // SSID not match skip this BSS
 261                         continue;
 262                       }
 263                 }
 264                 if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) ||
 265                     ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo))
 266                     ){
 267                     // Type not match skip this BSS
 268                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSS type mismatch.... Config[%d] BSS[0x%04x]\n", pMgmt->eConfigMode, pCurrBSS->wCapInfo);
 269                     continue;
 270                 }
 271
 272                 if (ePhyType != PHY_TYPE_AUTO) {
 273                     if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) ||
 274                         ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) {
 275                         // PhyType not match skip this BSS
 276                         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Physical type mismatch.... ePhyType[%d] BSS[%d]\n", ePhyType, pCurrBSS->eNetworkTypeInUse);
 277                         continue;
 278                     }
 279                 }
 280 /*
 281                 if (pMgmt->eAuthenMode < WMAC_AUTH_WPA) {
 282                     if (pCurrBSS->bWPAValid == TRUE) {
 283                         // WPA AP will reject connection of station without WPA enable.
 284                         continue;
 285                     }
 286                 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
 287                            (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
 288                     if (pCurrBSS->bWPAValid == FALSE) {
 289                         // station with WPA enable can't join NonWPA AP.
 290                         continue;
 291                     }
 292                 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
 293                            (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
 294                     if (pCurrBSS->bWPA2Valid == FALSE) {
 295                         // station with WPA2 enable can't join NonWPA2 AP.
 296                         continue;
 297                     }
 298                 }
 299 */
 300 //DavidWang
 301         pMgmt->pSameBSS[jj].uChannel = pCurrBSS->uChannel;
 302         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList pSelect1[%02X %02X %02X-%02X %02X %02X]\n",*pCurrBSS->abyBSSID,*(pCurrBSS->abyBSSID+1),*(pCurrBSS->abyBSSID+2),*(pCurrBSS->abyBSSID+3),*(pCurrBSS->abyBSSID+4),*(pCurrBSS->abyBSSID+5));
 303         jj++;
 304
 305 //DavidWang
 306                 if (pSelect == NULL) {
 307                     pSelect = pCurrBSS;
 308                 } else {
 309                     // compare RSSI, select signal strong one
 310                     if (pCurrBSS->uRSSI < pSelect->uRSSI) {
 311                         pSelect = pCurrBSS;
 312                     }
 313                 }
 314             }
 315         }
 316 //DavidWang
 317 pDevice->bSameBSSMaxNum = jj;
 318 //DavidWang
 319         if (pSelect != NULL) {
 320             pSelect->bSelected = TRUE;
 321                         if (pDevice->bRoaming == FALSE)  {
 322         //       Einsn Add @20070907
 323                         ZERO_MEMORY(pbyDesireSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
 324                         MEMvCopy(pbyDesireSSID,pCurrBSS->abySSID,WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1) ;
 325                                                 }
 326
 327             return(pSelect);
 328         }
 329     }
 330     return(NULL);
 331
 332 }
 333
 334
 335 /*+
 336  *
 337  * Routine Description:
 338  *    Clear BSS List
 339  *
 340  * Return Value:
 341  *    None.
 342  *
 343 -*/
 344
 345
 346 VOID
 347 BSSvClearBSSList(
 348     IN HANDLE hDeviceContext,
 349     IN BOOL bKeepCurrBSSID
 350     )
 351 {
 352     PSDevice     pDevice = (PSDevice)hDeviceContext;
 353     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 354     UINT            ii;
 355
 356     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 357         if (bKeepCurrBSSID) {
 358             if (pMgmt->sBSSList[ii].bActive &&
 359                 IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) {
 360  //mike mark: there are two same BSSID in list if that AP is in hidden ssid mode,one 's SSID is null,
 361  //                 but other's is obvious, so if it acssociate with your STA  exactly,you must keep two
 362  //                 of them!!!!!!!!!
 363                // bKeepCurrBSSID = FALSE;
 364                 continue;
 365             }
 366         }
 367 /*
 368         if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) {
 369              pMgmt->sBSSList[ii].uClearCount ++;
 370              continue;
 371         }
 372 */
 373         pMgmt->sBSSList[ii].bActive = FALSE;
 374         memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS));
 375     }
 376     BSSvClearAnyBSSJoinRecord(pDevice);
 377
 378     return;
 379 }
 380
 381
 382
 383 /*+
 384  *
 385  * Routine Description:
 386  *    search BSS list by BSSID & SSID if matched
 387  *
 388  * Return Value:
 389  *    TRUE if found.
 390  *
 391 -*/
 392 PKnownBSS
 393 BSSpAddrIsInBSSList(
 394     IN HANDLE hDeviceContext,
 395     IN PBYTE abyBSSID,
 396     IN PWLAN_IE_SSID pSSID
 397     )
 398 {
 399     PSDevice     pDevice = (PSDevice)hDeviceContext;
 400     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 401     PKnownBSS       pBSSList = NULL;
 402     UINT            ii;
 403
 404     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 405         pBSSList = &(pMgmt->sBSSList[ii]);
 406         if (pBSSList->bActive) {
 407             if (IS_ETH_ADDRESS_EQUAL(pBSSList->abyBSSID, abyBSSID)) {
 408                 if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){
 409                     if (memcmp(pSSID->abySSID,
 410                             ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
 411                             pSSID->len) == 0)
 412                         return pBSSList;
 413                 }
 414             }
 415         }
 416     }
 417
 418     return NULL;
 419 };
 420
 421
 422
 423 /*+
 424  *
 425  * Routine Description:
 426  *    Insert a BSS set into known BSS list
 427  *
 428  * Return Value:
 429  *    TRUE if success.
 430  *
 431 -*/
 432
 433 BOOL
 434 BSSbInsertToBSSList (
 435     IN HANDLE hDeviceContext,
 436     IN PBYTE abyBSSIDAddr,
 437     IN QWORD qwTimestamp,
 438     IN WORD wBeaconInterval,
 439     IN WORD wCapInfo,
 440     IN BYTE byCurrChannel,
 441     IN PWLAN_IE_SSID pSSID,
 442     IN PWLAN_IE_SUPP_RATES pSuppRates,
 443     IN PWLAN_IE_SUPP_RATES pExtSuppRates,
 444     IN PERPObject psERP,
 445     IN PWLAN_IE_RSN pRSN,
 446     IN PWLAN_IE_RSN_EXT pRSNWPA,
 447     IN PWLAN_IE_COUNTRY pIE_Country,
 448     IN PWLAN_IE_QUIET pIE_Quiet,
 449     IN UINT uIELength,
 450     IN PBYTE pbyIEs,
 451     IN HANDLE pRxPacketContext
 452     )
 453 {
 454
 455     PSDevice     pDevice = (PSDevice)hDeviceContext;
 456     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 457     PSRxMgmtPacket  pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
 458     PKnownBSS       pBSSList = NULL;
 459     UINT            ii;
 460     BOOL            bParsingQuiet = FALSE;
 461
 462
 463
 464     pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]);
 465
 466     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 467         pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]);
 468         if (!pBSSList->bActive)
 469                 break;
 470     }
 471
 472     if (ii == MAX_BSS_NUM){
 473         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get free KnowBSS node failed.\n");
 474         return FALSE;
 475     }
 476     // save the BSS info
 477     pBSSList->bActive = TRUE;
 478     memcpy( pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN);
 479     HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
 480     LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
 481     pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
 482     pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
 483     pBSSList->uClearCount = 0;
 484
 485     if (pSSID->len > WLAN_SSID_MAXLEN)
 486         pSSID->len = WLAN_SSID_MAXLEN;
 487     memcpy( pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
 488
 489     pBSSList->uChannel = byCurrChannel;
 490
 491     if (pSuppRates->len > WLAN_RATES_MAXLEN)
 492         pSuppRates->len = WLAN_RATES_MAXLEN;
 493     memcpy( pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
 494
 495     if (pExtSuppRates != NULL) {
 496         if (pExtSuppRates->len > WLAN_RATES_MAXLEN)
 497             pExtSuppRates->len = WLAN_RATES_MAXLEN;
 498         memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
 499         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbInsertToBSSList: pExtSuppRates->len = %d\n", pExtSuppRates->len);
 500
 501     } else {
 502         memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
 503     }
 504     pBSSList->sERP.byERP = psERP->byERP;
 505     pBSSList->sERP.bERPExist = psERP->bERPExist;
 506
 507     // Check if BSS is 802.11a/b/g
 508     if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
 509         pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
 510     } else {
 511         if (pBSSList->sERP.bERPExist == TRUE) {
 512             pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
 513         } else {
 514             pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
 515         }
 516     }
 517
 518     pBSSList->byRxRate = pRxPacket->byRxRate;
 519     pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
 520     pBSSList->uRSSI = pRxPacket->uRSSI;
 521     pBSSList->bySQ = pRxPacket->bySQ;
 522
 523    if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
 524         (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 525         // assoc with BSS
 526         if (pBSSList == pMgmt->pCurrBSS) {
 527             bParsingQuiet = TRUE;
 528         }
 529     }
 530
 531     WPA_ClearRSN(pBSSList);
 532
 533     if (pRSNWPA != NULL) {
 534         UINT uLen = pRSNWPA->len + 2;
 535
 536         if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
 537             pBSSList->wWPALen = uLen;
 538             memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
 539             WPA_ParseRSN(pBSSList, pRSNWPA);
 540         }
 541     }
 542
 543     WPA2_ClearRSN(pBSSList);
 544
 545     if (pRSN != NULL) {
 546         UINT uLen = pRSN->len + 2;
 547         if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
 548             pBSSList->wRSNLen = uLen;
 549             memcpy(pBSSList->byRSNIE, pRSN, uLen);
 550             WPA2vParseRSN(pBSSList, pRSN);
 551         }
 552     }
 553
 554     if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || (pBSSList->bWPA2Valid == TRUE)) {
 555
 556         PSKeyItem  pTransmitKey = NULL;
 557         BOOL       bIs802_1x = FALSE;
 558
 559         for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii ++) {
 560             if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) {
 561                 bIs802_1x = TRUE;
 562                 break;
 563             }
 564         }
 565         if ((bIs802_1x == TRUE) && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) &&
 566             (MEMEqualMemory(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) {
 567
 568             bAdd_PMKID_Candidate((HANDLE)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj);
 569
 570             if ((pDevice->bLinkPass == TRUE) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 571                 if ((KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) ||
 572                     (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey) == TRUE)) {
 573                     pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList;
 574                     pDevice->gsPMKIDCandidate.Version = 1;
 575
 576                 }
 577
 578             }
 579         }
 580     }
 581
 582     if (pDevice->bUpdateBBVGA) {
 583         // Moniter if RSSI is too strong.
 584         pBSSList->byRSSIStatCnt = 0;
 585         RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &pBSSList->ldBmMAX);
 586         pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX;
 587         pBSSList->ldBmAverRange = pBSSList->ldBmMAX;
 588         for (ii = 1; ii < RSSI_STAT_COUNT; ii++)
 589             pBSSList->ldBmAverage[ii] = 0;
 590     }
 591
 592 /*
 593     if ((pIE_Country != NULL) &&
 594         (pMgmt->b11hEnable == TRUE)) {
 595         CARDvSetCountryInfo(pMgmt->pAdapter,
 596                             pBSSList->eNetworkTypeInUse,
 597                             pIE_Country);
 598     }
 599
 600     if ((bParsingQuiet == TRUE) && (pIE_Quiet != NULL)) {
 601         if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
 602             (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
 603             // valid EID
 604             if (pQuiet == NULL) {
 605                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 606                 CARDbSetQuiet(  pMgmt->pAdapter,
 607                                 TRUE,
 608                                 pQuiet->byQuietCount,
 609                                 pQuiet->byQuietPeriod,
 610                                 *((PWORD)pQuiet->abyQuietDuration),
 611                                 *((PWORD)pQuiet->abyQuietOffset)
 612                                 );
 613             } else {
 614                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 615                 CARDbSetQuiet(  pMgmt->pAdapter,
 616                                 FALSE,
 617                                 pQuiet->byQuietCount,
 618                                 pQuiet->byQuietPeriod,
 619                                 *((PWORD)pQuiet->abyQuietDuration),
 620                                 *((PWORD)pQuiet->abyQuietOffset)
 621                                 );
 622             }
 623         }
 624     }
 625
 626     if ((bParsingQuiet == TRUE) &&
 627         (pQuiet != NULL)) {
 628         CARDbStartQuiet(pMgmt->pAdapter);
 629     }
 630 */
 631
 632     pBSSList->uIELength = uIELength;
 633     if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
 634         pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
 635     MEMvCopy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
 636
 637     return TRUE;
 638 }
 639
 640
 641 /*+
 642  *
 643  * Routine Description:
 644  *    Update BSS set in known BSS list
 645  *
 646  * Return Value:
 647  *    TRUE if success.
 648  *
 649 -*/
 650 // TODO: input structure modify
 651
 652 BOOL
 653 BSSbUpdateToBSSList (
 654     IN HANDLE hDeviceContext,
 655     IN QWORD qwTimestamp,
 656     IN WORD wBeaconInterval,
 657     IN WORD wCapInfo,
 658     IN BYTE byCurrChannel,
 659     IN BOOL bChannelHit,
 660     IN PWLAN_IE_SSID pSSID,
 661     IN PWLAN_IE_SUPP_RATES pSuppRates,
 662     IN PWLAN_IE_SUPP_RATES pExtSuppRates,
 663     IN PERPObject psERP,
 664     IN PWLAN_IE_RSN pRSN,
 665     IN PWLAN_IE_RSN_EXT pRSNWPA,
 666     IN PWLAN_IE_COUNTRY pIE_Country,
 667     IN PWLAN_IE_QUIET pIE_Quiet,
 668     IN PKnownBSS pBSSList,
 669     IN UINT uIELength,
 670     IN PBYTE pbyIEs,
 671     IN HANDLE pRxPacketContext
 672     )
 673 {
 674     int             ii, jj;
 675     PSDevice        pDevice = (PSDevice)hDeviceContext;
 676     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 677     PSRxMgmtPacket  pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
 678     LONG            ldBm, ldBmSum;
 679     BOOL            bParsingQuiet = FALSE;
 680   //  BYTE            abyTmpSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 681
 682
 683     if (pBSSList == NULL)
 684         return FALSE;
 685
 686
 687     HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
 688     LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
 689     pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
 690     pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
 691     pBSSList->uClearCount = 0;
 692     pBSSList->uChannel = byCurrChannel;
 693 //    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbUpdateToBSSList: pBSSList->uChannel: %d\n", pBSSList->uChannel);
 694
 695     if (pSSID->len > WLAN_SSID_MAXLEN)
 696         pSSID->len = WLAN_SSID_MAXLEN;
 697
 698     if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0))
 699         memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
 700     memcpy(pBSSList->abySuppRates, pSuppRates,pSuppRates->len + WLAN_IEHDR_LEN);
 701
 702     if (pExtSuppRates != NULL) {
 703         memcpy(pBSSList->abyExtSuppRates, pExtSuppRates,pExtSuppRates->len + WLAN_IEHDR_LEN);
 704     } else {
 705         memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
 706     }
 707     pBSSList->sERP.byERP = psERP->byERP;
 708     pBSSList->sERP.bERPExist = psERP->bERPExist;
 709
 710     // Check if BSS is 802.11a/b/g
 711     if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
 712         pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
 713     } else {
 714         if (pBSSList->sERP.bERPExist == TRUE) {
 715             pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
 716         } else {
 717             pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
 718         }
 719     }
 720
 721     pBSSList->byRxRate = pRxPacket->byRxRate;
 722     pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
 723     if(bChannelHit)
 724         pBSSList->uRSSI = pRxPacket->uRSSI;
 725     pBSSList->bySQ = pRxPacket->bySQ;
 726
 727    if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
 728         (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 729         // assoc with BSS
 730         if (pBSSList == pMgmt->pCurrBSS) {
 731             bParsingQuiet = TRUE;
 732         }
 733     }
 734
 735    WPA_ClearRSN(pBSSList);         //mike update
 736
 737     if (pRSNWPA != NULL) {
 738         UINT uLen = pRSNWPA->len + 2;
 739         if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
 740             pBSSList->wWPALen = uLen;
 741             memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
 742             WPA_ParseRSN(pBSSList, pRSNWPA);
 743         }
 744     }
 745
 746    WPA2_ClearRSN(pBSSList);  //mike update
 747
 748     if (pRSN != NULL) {
 749         UINT uLen = pRSN->len + 2;
 750         if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
 751             pBSSList->wRSNLen = uLen;
 752             memcpy(pBSSList->byRSNIE, pRSN, uLen);
 753             WPA2vParseRSN(pBSSList, pRSN);
 754         }
 755     }
 756
 757     if (pRxPacket->uRSSI != 0) {
 758         RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &ldBm);
 759         // Moniter if RSSI is too strong.
 760         pBSSList->byRSSIStatCnt++;
 761         pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT;
 762         pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm;
 763         ldBmSum = 0;
 764         for(ii=0, jj=0;ii<RSSI_STAT_COUNT;ii++) {
 765             if (pBSSList->ldBmAverage[ii] != 0) {
 766                 pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm);
 767                 ldBmSum += pBSSList->ldBmAverage[ii];
 768                 jj++;
 769             }
 770         }
 771         pBSSList->ldBmAverRange = ldBmSum /jj;
 772     }
 773
 774     pBSSList->uIELength = uIELength;
 775     if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
 776         pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
 777     memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
 778
 779 //mike add: if  the AP in this pBSSList is hidden ssid and we can find two of them,
 780 //                  you need upgrade the other related pBSSList of which ssid is obvious,
 781 //                  for these two AP is the same one!!!!
 782 /********judge by:BSSID is the same,but ssid is different!*****************/
 783 #if 0
 784    for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 785       if (IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pBSSList->abyBSSID)) {   //BSSID is the same!
 786          if (memcmp(((PWLAN_IE_SSID)pMgmt->sBSSList[ii].abySSID)->abySSID,                  //ssid is different??
 787                               ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
 788                               ((PWLAN_IE_SSID)pBSSList->abySSID)->len) != 0) {
 789                   //reserve temp
 790                memset(abyTmpSSID,0,sizeof(abyTmpSSID));
 791               memcpy(abyTmpSSID,pMgmt->sBSSList[ii].abySSID,sizeof(abyTmpSSID));
 792                   //upgrade the other one pBSSList
 793               memcpy(&(pMgmt->sBSSList[ii]),pBSSList,sizeof(KnownBSS));
 794                   //recover ssid info
 795               memcpy(pMgmt->sBSSList[ii].abySSID,abyTmpSSID,sizeof(abyTmpSSID));
 796            }
 797        }
 798     }
 799 #endif
 800
 801     return TRUE;
 802 }
 803
 804
 805
 806
 807
 808 /*+
 809  *
 810  * Routine Description:
 811  *    Search Node DB table to find the index of matched DstAddr
 812  *
 813  * Return Value:
 814  *    None
 815  *
 816 -*/
 817
 818 BOOL
 819 BSSbIsSTAInNodeDB(
 820     IN HANDLE hDeviceContext,
 821     IN PBYTE abyDstAddr,
 822     OUT PUINT puNodeIndex
 823     )
 824 {
 825     PSDevice        pDevice = (PSDevice)hDeviceContext;
 826     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 827     UINT            ii;
 828
 829     // Index = 0 reserved for AP Node
 830     for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
 831         if (pMgmt->sNodeDBTable[ii].bActive) {
 832             if (IS_ETH_ADDRESS_EQUAL(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) {
 833                 *puNodeIndex = ii;
 834                 return TRUE;
 835             }
 836         }
 837     }
 838
 839    return FALSE;
 840 };
 841
 842
 843
 844 /*+
 845  *
 846  * Routine Description:
 847  *    Find an empty node and allocated; if no empty found,
 848  *    instand used of most inactive one.
 849  *
 850  * Return Value:
 851  *    None
 852  *
 853 -*/
 854 VOID
 855 BSSvCreateOneNode(
 856     IN HANDLE hDeviceContext,
 857     OUT PUINT puNodeIndex
 858     )
 859 {
 860
 861     PSDevice     pDevice = (PSDevice)hDeviceContext;
 862     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 863     UINT            ii;
 864     UINT            BigestCount = 0;
 865     UINT            SelectIndex;
 866     struct sk_buff  *skb;
 867     // Index = 0 reserved for AP Node (In STA mode)
 868     // Index = 0 reserved for Broadcast/MultiCast (In AP mode)
 869     SelectIndex = 1;
 870     for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
 871         if (pMgmt->sNodeDBTable[ii].bActive) {
 872             if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) {
 873                 BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount;
 874                 SelectIndex = ii;
 875             }
 876         }
 877         else {
 878             break;
 879         }
 880     }
 881
 882     // if not found replace uInActiveCount is largest one.
 883     if ( ii == (MAX_NODE_NUM + 1)) {
 884         *puNodeIndex = SelectIndex;
 885         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Replace inactive node = %d\n", SelectIndex);
 886         // clear ps buffer
 887         if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) {
 888             while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL)
 889             dev_kfree_skb(skb);
 890         }
 891     }
 892     else {
 893         *puNodeIndex = ii;
 894     }
 895
 896     memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB));
 897     pMgmt->sNodeDBTable[*puNodeIndex].bActive = TRUE;
 898     pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND;
 899     // for AP mode PS queue
 900     skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue);
 901     pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0;
 902     pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0;
 903     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create node index = %d\n", ii);
 904     return;
 905 };
 906
 907
 908
 909 /*+
 910  *
 911  * Routine Description:
 912  *    Remove Node by NodeIndex
 913  *
 914  *
 915  * Return Value:
 916  *    None
 917  *
 918 -*/
 919 VOID
 920 BSSvRemoveOneNode(
 921     IN HANDLE hDeviceContext,
 922     IN UINT uNodeIndex
 923     )
 924 {
 925
 926     PSDevice        pDevice = (PSDevice)hDeviceContext;
 927     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 928     BYTE            byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
 929     struct sk_buff  *skb;
 930
 931
 932     while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL)
 933             dev_kfree_skb(skb);
 934     // clear context
 935     memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB));
 936     // clear tx bit map
 937     pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &=  ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7];
 938
 939     return;
 940 };
 941 /*+
 942  *
 943  * Routine Description:
 944  *    Update AP Node content in Index 0 of KnownNodeDB
 945  *
 946  *
 947  * Return Value:
 948  *    None
 949  *
 950 -*/
 951
 952 VOID
 953 BSSvUpdateAPNode(
 954     IN HANDLE hDeviceContext,
 955     IN PWORD pwCapInfo,
 956     IN PWLAN_IE_SUPP_RATES pSuppRates,
 957     IN PWLAN_IE_SUPP_RATES pExtSuppRates
 958     )
 959 {
 960     PSDevice     pDevice = (PSDevice)hDeviceContext;
 961     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
 962     UINT            uRateLen = WLAN_RATES_MAXLEN;
 963
 964     memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
 965
 966     pMgmt->sNodeDBTable[0].bActive = TRUE;
 967     if (pDevice->byBBType == BB_TYPE_11B) {
 968         uRateLen = WLAN_RATES_MAXLEN_11B;
 969     }
 970     pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates,
 971                                             (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
 972                                             uRateLen);
 973     pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates,
 974                                             (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
 975                                             uRateLen);
 976     RATEvParseMaxRate((PVOID) pDevice,
 977                        (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
 978                        (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
 979                        TRUE,
 980                        &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
 981                        &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
 982                        &(pMgmt->sNodeDBTable[0].wSuppRate),
 983                        &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
 984                        &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
 985                       );
 986     memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
 987     pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate;
 988     pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo);
 989     pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
 990     // Auto rate fallback function initiation.
 991     // RATEbInit(pDevice);
 992     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->sNodeDBTable[0].wTxDataRate = %d \n", pMgmt->sNodeDBTable[0].wTxDataRate);
 993
 994 };
 995
 996
 997
 998
 999
1000 /*+
1001  *
1002  * Routine Description:
1003  *    Add Multicast Node content in Index 0 of KnownNodeDB
1004  *
1005  *
1006  * Return Value:
1007  *    None
1008  *
1009 -*/
1010
1011
1012 VOID
1013 BSSvAddMulticastNode(
1014     IN HANDLE hDeviceContext
1015     )
1016 {
1017     PSDevice     pDevice = (PSDevice)hDeviceContext;
1018     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1019
1020     if (!pDevice->bEnableHostWEP)
1021         memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
1022     memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN);
1023     pMgmt->sNodeDBTable[0].bActive = TRUE;
1024     pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1025     skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue);
1026     RATEvParseMaxRate((PVOID) pDevice,
1027                       (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1028                       (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
1029                       TRUE,
1030                       &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
1031                       &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
1032                        &(pMgmt->sNodeDBTable[0].wSuppRate),
1033                       &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
1034                       &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
1035                      );
1036     pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate;
1037     pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
1038
1039 };
1040
1041
1042
1043
1044
1045 /*+
1046  *
1047  * Routine Description:
1048  *
1049  *
1050  *  Second call back function to update Node DB info & AP link status
1051  *
1052  *
1053  * Return Value:
1054  *    none.
1055  *
1056 -*/
1057
1058
1059 VOID
1060 BSSvSecondCallBack(
1061     IN  HANDLE hDeviceContext
1062     )
1063 {
1064     PSDevice        pDevice = (PSDevice)hDeviceContext;
1065     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1066     UINT            ii;
1067     PWLAN_IE_SSID   pItemSSID, pCurrSSID;
1068     UINT            uSleepySTACnt = 0;
1069     UINT            uNonShortSlotSTACnt = 0;
1070     UINT            uLongPreambleSTACnt = 0;
1071     viawget_wpa_header *wpahdr;  //DavidWang
1072
1073     spin_lock_irq(&pDevice->lock);
1074
1075     pDevice->uAssocCount = 0;
1076
1077     //Power Saving Mode Tx Burst
1078     if ( pDevice->bEnablePSMode == TRUE ) {
1079         pDevice->ulPSModeWaitTx++;
1080         if ( pDevice->ulPSModeWaitTx >= 2 ) {
1081             pDevice->ulPSModeWaitTx = 0;
1082             pDevice->bPSModeTxBurst = FALSE;
1083         }
1084     }
1085
1086     pDevice->byERPFlag &=
1087         ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1));
1088
1089     if (pDevice->wUseProtectCntDown > 0) {
1090         pDevice->wUseProtectCntDown --;
1091     }
1092     else {
1093         // disable protect mode
1094         pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1));
1095     }
1096
1097 if(pDevice->byReAssocCount > 0) {
1098        pDevice->byReAssocCount++;
1099    if((pDevice->byReAssocCount > 10) && (pDevice->bLinkPass != TRUE)) {  //10 sec timeout
1100                      printk("Re-association timeout!!!\n");
1101                    pDevice->byReAssocCount = 0;
1102                      #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1103                     // if(pDevice->bWPASuppWextEnabled == TRUE)
1104                         {
1105                         union iwreq_data  wrqu;
1106                         memset(&wrqu, 0, sizeof (wrqu));
1107                           wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1108                         PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1109                         wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1110                        }
1111                     #endif
1112      }
1113    else if(pDevice->bLinkPass == TRUE)
1114         pDevice->byReAssocCount = 0;
1115 }
1116
1117 #ifdef SndEvt_ToAPI
1118 if((pMgmt->eCurrState!=WMAC_STATE_ASSOC) &&
1119      (pMgmt->eLastState==WMAC_STATE_ASSOC))
1120 {
1121   union iwreq_data      wrqu;
1122   memset(&wrqu, 0, sizeof(wrqu));
1123   wrqu.data.flags = RT_DISCONNECTED_EVENT_FLAG;
1124   wireless_send_event(pDevice->dev, IWEVCUSTOM, &wrqu, NULL);
1125 }
1126  pMgmt->eLastState = pMgmt->eCurrState ;
1127 #endif
1128
1129 #ifdef Calcu_LinkQual
1130    s_uCalculateLinkQual((HANDLE)pDevice);
1131 #endif
1132
1133     for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
1134
1135         if (pMgmt->sNodeDBTable[ii].bActive) {
1136             // Increase in-activity counter
1137             pMgmt->sNodeDBTable[ii].uInActiveCount++;
1138
1139             if (ii > 0) {
1140                 if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) {
1141                     BSSvRemoveOneNode(pDevice, ii);
1142                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
1143                         "Inactive timeout [%d] sec, STA index = [%d] remove\n", MAX_INACTIVE_COUNT, ii);
1144                     continue;
1145                 }
1146
1147                 if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) {
1148
1149                     pDevice->uAssocCount++;
1150
1151                     // check if Non ERP exist
1152                     if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) {
1153                         if (!pMgmt->sNodeDBTable[ii].bShortPreamble) {
1154                             pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
1155                             uLongPreambleSTACnt ++;
1156                         }
1157                         if (!pMgmt->sNodeDBTable[ii].bERPExist) {
1158                             pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
1159                             pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1160                         }
1161                         if (!pMgmt->sNodeDBTable[ii].bShortSlotTime)
1162                             uNonShortSlotSTACnt++;
1163                     }
1164                 }
1165
1166                 // check if any STA in PS mode
1167                 if (pMgmt->sNodeDBTable[ii].bPSEnable)
1168                     uSleepySTACnt++;
1169
1170
1171             }
1172
1173             // Rate fallback check
1174             if (!pDevice->bFixRate) {
1175 /*
1176                 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (ii == 0))
1177                     RATEvTxRateFallBack(pDevice, &(pMgmt->sNodeDBTable[ii]));
1178 */
1179                 if (ii > 0) {
1180                     // ii = 0 for multicast node (AP & Adhoc)
1181                     RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1182                 }
1183                 else {
1184                     // ii = 0 reserved for unicast AP node (Infra STA)
1185                     if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)
1186                         RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1187                 }
1188
1189             }
1190
1191             // check if pending PS queue
1192             if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) {
1193                 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index= %d, Queue = %d pending \n",
1194                            ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt);
1195                 if ((ii >0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) {
1196                     BSSvRemoveOneNode(pDevice, ii);
1197                     DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Pending many queues PS STA Index = %d remove \n", ii);
1198                     continue;
1199                 }
1200             }
1201         }
1202
1203     }
1204
1205
1206     if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->byBBType == BB_TYPE_11G)) {
1207
1208         // on/off protect mode
1209         if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) {
1210             if (!pDevice->bProtectMode) {
1211                 MACvEnableProtectMD(pDevice);
1212                 pDevice->bProtectMode = TRUE;
1213             }
1214         }
1215         else {
1216             if (pDevice->bProtectMode) {
1217                 MACvDisableProtectMD(pDevice);
1218                 pDevice->bProtectMode = FALSE;
1219             }
1220         }
1221         // on/off short slot time
1222
1223         if (uNonShortSlotSTACnt > 0) {
1224             if (pDevice->bShortSlotTime) {
1225                 pDevice->bShortSlotTime = FALSE;
1226                 BBvSetShortSlotTime(pDevice);
1227                 vUpdateIFS((PVOID)pDevice);
1228             }
1229         }
1230         else {
1231             if (!pDevice->bShortSlotTime) {
1232                 pDevice->bShortSlotTime = TRUE;
1233                 BBvSetShortSlotTime(pDevice);
1234                 vUpdateIFS((PVOID)pDevice);
1235             }
1236         }
1237
1238         // on/off barker long preamble mode
1239
1240         if (uLongPreambleSTACnt > 0) {
1241             if (!pDevice->bBarkerPreambleMd) {
1242                 MACvEnableBarkerPreambleMd(pDevice);
1243                 pDevice->bBarkerPreambleMd = TRUE;
1244             }
1245         }
1246         else {
1247             if (pDevice->bBarkerPreambleMd) {
1248                 MACvDisableBarkerPreambleMd(pDevice);
1249                 pDevice->bBarkerPreambleMd = FALSE;
1250             }
1251         }
1252
1253     }
1254
1255
1256     // Check if any STA in PS mode, enable DTIM multicast deliver
1257     if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
1258         if (uSleepySTACnt > 0)
1259             pMgmt->sNodeDBTable[0].bPSEnable = TRUE;
1260         else
1261             pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1262     }
1263
1264     pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
1265     pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
1266
1267     if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
1268         (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
1269
1270         if (pMgmt->sNodeDBTable[0].bActive) { // Assoc with BSS
1271            // DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Callback inactive Count = [%d]\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1272
1273             if (pDevice->bUpdateBBVGA) {
1274                // s_vCheckSensitivity((HANDLE) pDevice);
1275                s_vCheckPreEDThreshold((HANDLE)pDevice);
1276             }
1277
1278             if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) &&
1279                 (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) ) {
1280                 pDevice->byBBVGANew = pDevice->abyBBVGA[0];
1281                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1282             }
1283
1284                 if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) {
1285                 pMgmt->sNodeDBTable[0].bActive = FALSE;
1286                 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1287                 pMgmt->eCurrState = WMAC_STATE_IDLE;
1288                 netif_stop_queue(pDevice->dev);
1289                 pDevice->bLinkPass = FALSE;
1290                 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW);
1291                 pDevice->bRoaming = TRUE;
1292                 pDevice->bIsRoaming = FALSE;
1293
1294                 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost AP beacon [%d] sec, disconnected !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1295         //let wpa supplicant know AP may disconnect.//20080717-01,<Add> by James Li
1296         if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1297              wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1298              wpahdr->type = VIAWGET_DISASSOC_MSG;
1299              wpahdr->resp_ie_len = 0;
1300              wpahdr->req_ie_len = 0;
1301              skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1302              pDevice->skb->dev = pDevice->wpadev;
1303 //2008-4-3 modify by Chester for wpa
1304 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)
1305              pDevice->skb->mac_header = pDevice->skb->data;
1306 #else
1307             pDevice->skb->mac.raw = pDevice->skb->data;
1308 #endif
1309              pDevice->skb->pkt_type = PACKET_HOST;
1310              pDevice->skb->protocol = htons(ETH_P_802_2);
1311              memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1312              netif_rx(pDevice->skb);
1313              pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1314          };
1315    #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1316   // if(pDevice->bWPASuppWextEnabled == TRUE)
1317       {
1318         union iwreq_data  wrqu;
1319         memset(&wrqu, 0, sizeof (wrqu));
1320         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1321         PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1322         wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1323      }
1324   #endif
1325             }
1326         }
1327         else if (pItemSSID->len != 0) {
1328 //Davidwang
1329       if ((pDevice->bEnableRoaming == TRUE)&&(!(pMgmt->Cisco_cckm))) {
1330 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bRoaming %d, !\n", pDevice->bRoaming );
1331 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bIsRoaming %d, !\n", pDevice->bIsRoaming );
1332           if ((pDevice->bRoaming == TRUE)&&(pDevice->bIsRoaming == TRUE)){
1333                 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Fast   Roaming ...\n");
1334                 BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
1335                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1336                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1337                 pDevice->uAutoReConnectTime = 0;
1338                 pDevice->uIsroamingTime = 0;
1339                 pDevice->bRoaming = FALSE;
1340
1341 //            if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1342              wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1343              wpahdr->type = VIAWGET_CCKM_ROAM_MSG;
1344              wpahdr->resp_ie_len = 0;
1345              wpahdr->req_ie_len = 0;
1346              skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1347              pDevice->skb->dev = pDevice->wpadev;
1348 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)
1349                 pDevice->skb->mac_header = pDevice->skb->data;
1350 #else
1351                 pDevice->skb->mac.raw = pDevice->skb->data;
1352 #endif
1353              pDevice->skb->pkt_type = PACKET_HOST;
1354              pDevice->skb->protocol = htons(ETH_P_802_2);
1355              memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1356              netif_rx(pDevice->skb);
1357             pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1358
1359 //         }
1360           }
1361       else if ((pDevice->bRoaming == FALSE)&&(pDevice->bIsRoaming == TRUE)) {
1362                             pDevice->uIsroamingTime++;
1363        if (pDevice->uIsroamingTime >= 20)
1364             pDevice->bIsRoaming = FALSE;
1365          }
1366
1367    }
1368 else {
1369             if (pDevice->uAutoReConnectTime < 10) {
1370                 pDevice->uAutoReConnectTime++;
1371                #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1372                 //network manager support need not do Roaming scan???
1373                 if(pDevice->bWPASuppWextEnabled ==TRUE)
1374                  pDevice->uAutoReConnectTime = 0;
1375              #endif
1376             }
1377             else {
1378             //mike use old encryption status for wpa reauthen
1379               if(pDevice->bWPADEVUp)
1380                   pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus;
1381
1382                 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming ...\n");
1383                 BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
1384                pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1385                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1386                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1387                 pDevice->uAutoReConnectTime = 0;
1388             }
1389         }
1390     }
1391     }
1392
1393     if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
1394         // if adhoc started which essid is NULL string, rescaning.
1395         if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) {
1396             if (pDevice->uAutoReConnectTime < 10) {
1397                 pDevice->uAutoReConnectTime++;
1398             }
1399             else {
1400                 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Adhoc re-scaning ...\n");
1401                pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1402                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, NULL);
1403                 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, NULL);
1404                 pDevice->uAutoReConnectTime = 0;
1405             };
1406         }
1407         if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
1408
1409             if (pDevice->bUpdateBBVGA) {
1410                //s_vCheckSensitivity((HANDLE) pDevice);
1411                s_vCheckPreEDThreshold((HANDLE)pDevice);
1412             }
1413                 if (pMgmt->sNodeDBTable[0].uInActiveCount >=ADHOC_LOST_BEACON_COUNT) {
1414                     DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost other STA beacon [%d] sec, started !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1415                 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1416                 pMgmt->eCurrState = WMAC_STATE_STARTED;
1417                 netif_stop_queue(pDevice->dev);
1418                 pDevice->bLinkPass = FALSE;
1419                 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW);
1420             }
1421         }
1422     }
1423
1424     if (pDevice->bLinkPass == TRUE) {
1425         if (netif_queue_stopped(pDevice->dev))
1426             netif_wake_queue(pDevice->dev);
1427     }
1428
1429     spin_unlock_irq(&pDevice->lock);
1430
1431     pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
1432     add_timer(&pMgmt->sTimerSecondCallback);
1433     return;
1434 }
1435
1436
1437
1438
1439 /*+
1440  *
1441  * Routine Description:
1442  *
1443  *
1444  *  Update Tx attemps, Tx failure counter in Node DB
1445  *
1446  *
1447  * Return Value:
1448  *    none.
1449  *
1450 -*/
1451
1452
1453
1454 VOID
1455 BSSvUpdateNodeTxCounter(
1456     IN HANDLE      hDeviceContext,
1457     IN PSStatCounter    pStatistic,
1458     IN BYTE             byTSR,
1459     IN BYTE             byPktNO
1460     )
1461 {
1462     PSDevice        pDevice = (PSDevice)hDeviceContext;
1463     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1464     UINT            uNodeIndex = 0;
1465     BYTE            byTxRetry;
1466     WORD            wRate;
1467     WORD            wFallBackRate = RATE_1M;
1468     BYTE            byFallBack;
1469     UINT            ii;
1470     PBYTE           pbyDestAddr;
1471     BYTE            byPktNum;
1472     WORD            wFIFOCtl;
1473
1474
1475
1476     byPktNum = (byPktNO & 0x0F) >> 4;
1477     byTxRetry = (byTSR & 0xF0) >> 4;
1478     wRate = (WORD) (byPktNO & 0xF0) >> 4;
1479     wFIFOCtl = pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl;
1480     pbyDestAddr = (PBYTE) &( pStatistic->abyTxPktInfo[byPktNum].abyDestAddr[0]);
1481
1482     if (wFIFOCtl & FIFOCTL_AUTO_FB_0) {
1483         byFallBack = AUTO_FB_0;
1484     } else if (wFIFOCtl & FIFOCTL_AUTO_FB_1) {
1485         byFallBack = AUTO_FB_1;
1486     } else {
1487         byFallBack = AUTO_FB_NONE;
1488     }
1489
1490     // Only Unicast using support rates
1491     if (wFIFOCtl & FIFOCTL_NEEDACK) {
1492         //DBG_PRN_GRP21(("Device %08X, wRate %04X, byTSR %02X\n", hDeviceContext, wRate, byTSR));
1493         if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) {
1494             pMgmt->sNodeDBTable[0].uTxAttempts += 1;
1495             if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) {
1496                 // transmit success, TxAttempts at least plus one
1497                 pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++;
1498                 if ( (byFallBack == AUTO_FB_NONE) ||
1499                      (wRate < RATE_18M) ) {
1500                     wFallBackRate = wRate;
1501                 } else if (byFallBack == AUTO_FB_0) {
1502                     if (byTxRetry < 5)
1503                         wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1504                     else
1505                         wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1506                 } else if (byFallBack == AUTO_FB_1) {
1507                     if (byTxRetry < 5)
1508                         wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1509                     else
1510                         wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1511                 }
1512                 pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++;
1513             } else {
1514                 pMgmt->sNodeDBTable[0].uTxFailures ++;
1515             }
1516             pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry;
1517             if (byTxRetry != 0) {
1518                 pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE]+=byTxRetry;
1519                 if ( (byFallBack == AUTO_FB_NONE) ||
1520                      (wRate < RATE_18M) ) {
1521                     pMgmt->sNodeDBTable[0].uTxFail[wRate]+=byTxRetry;
1522                 } else if (byFallBack == AUTO_FB_0) {
1523                     for(ii=0;ii<byTxRetry;ii++) {
1524                         if (ii < 5)
1525                             wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1526                         else
1527                             wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1528                         pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1529                     }
1530                 } else if (byFallBack == AUTO_FB_1) {
1531                     for(ii=0;ii<byTxRetry;ii++) {
1532                         if (ii < 5)
1533                             wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1534                         else
1535                             wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1536                         pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1537                     }
1538                 }
1539             }
1540         };
1541
1542         if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ||
1543             (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
1544
1545             if (BSSbIsSTAInNodeDB((HANDLE)pDevice, pbyDestAddr, &uNodeIndex)){
1546                 pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1;
1547                 if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) {
1548                     // transmit success, TxAttempts at least plus one
1549                     pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++;
1550                     if ( (byFallBack == AUTO_FB_NONE) ||
1551                          (wRate < RATE_18M) ) {
1552                         wFallBackRate = wRate;
1553                     } else if (byFallBack == AUTO_FB_0) {
1554                         if (byTxRetry < 5)
1555                             wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1556                         else
1557                             wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1558                     } else if (byFallBack == AUTO_FB_1) {
1559                         if (byTxRetry < 5)
1560                             wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1561                         else
1562                             wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1563                     }
1564                     pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++;
1565                 } else {
1566                     pMgmt->sNodeDBTable[uNodeIndex].uTxFailures ++;
1567                 }
1568                 pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry;
1569                 if (byTxRetry != 0) {
1570                     pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE]+=byTxRetry;
1571                     if ( (byFallBack == AUTO_FB_NONE) ||
1572                          (wRate < RATE_18M) ) {
1573                         pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate]+=byTxRetry;
1574                     } else if (byFallBack == AUTO_FB_0) {
1575                         for(ii=0;ii<byTxRetry;ii++) {
1576                             if (ii < 5)
1577                                 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1578                             else
1579                                 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1580                             pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1581                         }
1582                     } else if (byFallBack == AUTO_FB_1) {
1583                         for(ii=0;ii<byTxRetry;ii++) {
1584                             if (ii < 5)
1585                                 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1586                             else
1587                                 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1588                             pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1589                         }
1590                     }
1591                 }
1592             };
1593         }
1594     };
1595
1596     return;
1597
1598
1599 }
1600
1601
1602
1603
1604 /*+
1605  *
1606  * Routine Description:
1607  *    Clear Nodes & skb in DB Table
1608  *
1609  *
1610  * Parameters:
1611  *  In:
1612  *      hDeviceContext        - The adapter context.
1613  *      uStartIndex           - starting index
1614  *  Out:
1615  *      none
1616  *
1617  * Return Value:
1618  *    None.
1619  *
1620 -*/
1621
1622
1623 VOID
1624 BSSvClearNodeDBTable(
1625     IN HANDLE hDeviceContext,
1626     IN UINT uStartIndex
1627     )
1628
1629 {
1630     PSDevice     pDevice = (PSDevice)hDeviceContext;
1631     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1632     struct sk_buff  *skb;
1633     UINT            ii;
1634
1635     for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) {
1636         if (pMgmt->sNodeDBTable[ii].bActive) {
1637             // check if sTxPSQueue has been initial
1638             if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) {
1639                 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL){
1640                         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PS skb != NULL %d\n", ii);
1641                         dev_kfree_skb(skb);
1642                 }
1643             }
1644             memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB));
1645         }
1646     }
1647
1648     return;
1649 };
1650
1651
1652 VOID s_vCheckSensitivity(
1653     IN HANDLE hDeviceContext
1654     )
1655 {
1656     PSDevice        pDevice = (PSDevice)hDeviceContext;
1657     PKnownBSS       pBSSList = NULL;
1658     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1659     int             ii;
1660
1661     if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1662         ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1663         pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1664         if (pBSSList != NULL) {
1665             // Updata BB Reg if RSSI is too strong.
1666             LONG    LocalldBmAverage = 0;
1667             LONG    uNumofdBm = 0;
1668             for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
1669                 if (pBSSList->ldBmAverage[ii] != 0) {
1670                     uNumofdBm ++;
1671                     LocalldBmAverage += pBSSList->ldBmAverage[ii];
1672                 }
1673             }
1674             if (uNumofdBm > 0) {
1675                 LocalldBmAverage = LocalldBmAverage/uNumofdBm;
1676                 for (ii=0;ii<BB_VGA_LEVEL;ii++) {
1677                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LocalldBmAverage:%ld, %ld %02x\n", LocalldBmAverage, pDevice->ldBmThreshold[ii], pDevice->abyBBVGA[ii]);
1678                     if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) {
1679                             pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
1680                         break;
1681                     }
1682                 }
1683                 if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
1684                     pDevice->uBBVGADiffCount++;
1685                     if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD)
1686                         bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1687                 } else {
1688                     pDevice->uBBVGADiffCount = 0;
1689                 }
1690             }
1691         }
1692     }
1693 }
1694
1695 #ifdef Calcu_LinkQual
1696 VOID s_uCalculateLinkQual(
1697     IN HANDLE hDeviceContext
1698     )
1699 {
1700    PSDevice        pDevice = (PSDevice)hDeviceContext;
1701    ULONG TxOkRatio, TxCnt;
1702    ULONG RxOkRatio,RxCnt;
1703    ULONG RssiRatio;
1704    long ldBm;
1705
1706 TxCnt = pDevice->scStatistic.TxNoRetryOkCount +
1707               pDevice->scStatistic.TxRetryOkCount +
1708               pDevice->scStatistic.TxFailCount;
1709 RxCnt = pDevice->scStatistic.RxFcsErrCnt +
1710               pDevice->scStatistic.RxOkCnt;
1711 TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt);
1712 RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt);
1713 //decide link quality
1714 if(pDevice->bLinkPass !=TRUE)
1715 {
1716  //  printk("s_uCalculateLinkQual-->Link disconnect and Poor quality**\n");
1717    pDevice->scStatistic.LinkQuality = 0;
1718    pDevice->scStatistic.SignalStren = 0;
1719 }
1720 else
1721 {
1722    RFvRSSITodBm(pDevice, (BYTE)(pDevice->uCurrRSSI), &ldBm);
1723    if(-ldBm < 50)  {
1724         RssiRatio = 4000;
1725      }
1726    else if(-ldBm > 90) {
1727         RssiRatio = 0;
1728      }
1729    else {
1730         RssiRatio = (40-(-ldBm-50))*4000/40;
1731      }
1732    pDevice->scStatistic.SignalStren = RssiRatio/40;
1733    pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100;
1734 }
1735    pDevice->scStatistic.RxFcsErrCnt = 0;
1736    pDevice->scStatistic.RxOkCnt = 0;
1737    pDevice->scStatistic.TxFailCount = 0;
1738    pDevice->scStatistic.TxNoRetryOkCount = 0;
1739    pDevice->scStatistic.TxRetryOkCount = 0;
1740    return;
1741 }
1742 #endif
1743
1744 VOID
1745 BSSvClearAnyBSSJoinRecord (
1746     IN HANDLE hDeviceContext
1747     )
1748 {
1749     PSDevice        pDevice = (PSDevice)hDeviceContext;
1750     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1751     UINT            ii;
1752
1753     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
1754         pMgmt->sBSSList[ii].bSelected = FALSE;
1755     }
1756     return;
1757 }
1758
1759 VOID s_vCheckPreEDThreshold(
1760     IN HANDLE hDeviceContext
1761     )
1762 {
1763     PSDevice        pDevice = (PSDevice)hDeviceContext;
1764     PKnownBSS       pBSSList = NULL;
1765     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1766
1767     if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1768         ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1769         pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1770         if (pBSSList != NULL) {
1771             pDevice->byBBPreEDRSSI = (BYTE) (~(pBSSList->ldBmAverRange) + 1);
1772             BBvUpdatePreEDThreshold(pDevice, FALSE);
1773         }
1774     }
1775     return;
1776 }
1777