git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt2860/sta/assoc.c

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26
  27         Module Name:
  28         assoc.c
  29
  30         Abstract:
  31
  32         Revision History:
  33         Who                     When                    What
  34         --------        ----------              ----------------------------------------------
  35         John            2004-9-3                porting from RT2500
  36 */
  37 #include "../rt_config.h"
  38
  39 UCHAR   CipherWpaTemplate[] = {
  40                 0xdd,                                   // WPA IE
  41                 0x16,                                   // Length
  42                 0x00, 0x50, 0xf2, 0x01, // oui
  43                 0x01, 0x00,                             // Version
  44                 0x00, 0x50, 0xf2, 0x02, // Multicast
  45                 0x01, 0x00,                             // Number of unicast
  46                 0x00, 0x50, 0xf2, 0x02, // unicast
  47                 0x01, 0x00,                             // number of authentication method
  48                 0x00, 0x50, 0xf2, 0x01  // authentication
  49                 };
  50
  51 UCHAR   CipherWpa2Template[] = {
  52                 0x30,                                   // RSN IE
  53                 0x14,                                   // Length
  54                 0x01, 0x00,                             // Version
  55                 0x00, 0x0f, 0xac, 0x02, // group cipher, TKIP
  56                 0x01, 0x00,                             // number of pairwise
  57                 0x00, 0x0f, 0xac, 0x02, // unicast
  58                 0x01, 0x00,                             // number of authentication method
  59                 0x00, 0x0f, 0xac, 0x02, // authentication
  60                 0x00, 0x00,                             // RSN capability
  61                 };
  62
  63 UCHAR   Ccx2IeInfo[] = { 0x00, 0x40, 0x96, 0x03, 0x02};
  64
  65 /*
  66         ==========================================================================
  67         Description:
  68                 association state machine init, including state transition and timer init
  69         Parameters:
  70                 S - pointer to the association state machine
  71
  72         IRQL = PASSIVE_LEVEL
  73
  74         ==========================================================================
  75  */
  76 VOID AssocStateMachineInit(
  77         IN      PRTMP_ADAPTER   pAd,
  78         IN  STATE_MACHINE *S,
  79         OUT STATE_MACHINE_FUNC Trans[])
  80 {
  81         StateMachineInit(S, Trans, MAX_ASSOC_STATE, MAX_ASSOC_MSG, (STATE_MACHINE_FUNC)Drop, ASSOC_IDLE, ASSOC_MACHINE_BASE);
  82
  83         // first column
  84         StateMachineSetAction(S, ASSOC_IDLE, MT2_MLME_ASSOC_REQ, (STATE_MACHINE_FUNC)MlmeAssocReqAction);
  85         StateMachineSetAction(S, ASSOC_IDLE, MT2_MLME_REASSOC_REQ, (STATE_MACHINE_FUNC)MlmeReassocReqAction);
  86         StateMachineSetAction(S, ASSOC_IDLE, MT2_MLME_DISASSOC_REQ, (STATE_MACHINE_FUNC)MlmeDisassocReqAction);
  87         StateMachineSetAction(S, ASSOC_IDLE, MT2_PEER_DISASSOC_REQ, (STATE_MACHINE_FUNC)PeerDisassocAction);
  88
  89         // second column
  90         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_MLME_ASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenAssoc);
  91         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_MLME_REASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenReassoc);
  92         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_MLME_DISASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenDisassociate);
  93         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_PEER_DISASSOC_REQ, (STATE_MACHINE_FUNC)PeerDisassocAction);
  94         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_PEER_ASSOC_RSP, (STATE_MACHINE_FUNC)PeerAssocRspAction);
  95         //
  96         // Patch 3Com AP MOde:3CRWE454G72
  97         // We send Assoc request frame to this AP, it always send Reassoc Rsp not Associate Rsp.
  98         //
  99         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_PEER_REASSOC_RSP, (STATE_MACHINE_FUNC)PeerAssocRspAction);
 100         StateMachineSetAction(S, ASSOC_WAIT_RSP, MT2_ASSOC_TIMEOUT, (STATE_MACHINE_FUNC)AssocTimeoutAction);
 101
 102         // third column
 103         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_MLME_ASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenAssoc);
 104         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_MLME_REASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenReassoc);
 105         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_MLME_DISASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenDisassociate);
 106         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_PEER_DISASSOC_REQ, (STATE_MACHINE_FUNC)PeerDisassocAction);
 107         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_PEER_REASSOC_RSP, (STATE_MACHINE_FUNC)PeerReassocRspAction);
 108         //
 109         // Patch, AP doesn't send Reassociate Rsp frame to Station.
 110         //
 111         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_PEER_ASSOC_RSP, (STATE_MACHINE_FUNC)PeerReassocRspAction);
 112         StateMachineSetAction(S, REASSOC_WAIT_RSP, MT2_REASSOC_TIMEOUT, (STATE_MACHINE_FUNC)ReassocTimeoutAction);
 113
 114         // fourth column
 115         StateMachineSetAction(S, DISASSOC_WAIT_RSP, MT2_MLME_ASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenAssoc);
 116         StateMachineSetAction(S, DISASSOC_WAIT_RSP, MT2_MLME_REASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenReassoc);
 117         StateMachineSetAction(S, DISASSOC_WAIT_RSP, MT2_MLME_DISASSOC_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenDisassociate);
 118         StateMachineSetAction(S, DISASSOC_WAIT_RSP, MT2_PEER_DISASSOC_REQ, (STATE_MACHINE_FUNC)PeerDisassocAction);
 119         StateMachineSetAction(S, DISASSOC_WAIT_RSP, MT2_DISASSOC_TIMEOUT, (STATE_MACHINE_FUNC)DisassocTimeoutAction);
 120
 121         // initialize the timer
 122         RTMPInitTimer(pAd, &pAd->MlmeAux.AssocTimer, GET_TIMER_FUNCTION(AssocTimeout), pAd, FALSE);
 123         RTMPInitTimer(pAd, &pAd->MlmeAux.ReassocTimer, GET_TIMER_FUNCTION(ReassocTimeout), pAd, FALSE);
 124         RTMPInitTimer(pAd, &pAd->MlmeAux.DisassocTimer, GET_TIMER_FUNCTION(DisassocTimeout), pAd, FALSE);
 125 }
 126
 127 /*
 128         ==========================================================================
 129         Description:
 130                 Association timeout procedure. After association timeout, this function
 131                 will be called and it will put a message into the MLME queue
 132         Parameters:
 133                 Standard timer parameters
 134
 135         IRQL = DISPATCH_LEVEL
 136
 137         ==========================================================================
 138  */
 139 VOID AssocTimeout(IN PVOID SystemSpecific1,
 140                                  IN PVOID FunctionContext,
 141                                  IN PVOID SystemSpecific2,
 142                                  IN PVOID SystemSpecific3)
 143 {
 144         RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext;
 145
 146         // Do nothing if the driver is starting halt state.
 147         // This might happen when timer already been fired before cancel timer with mlmehalt
 148         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST))
 149                 return;
 150
 151         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_ASSOC_TIMEOUT, 0, NULL);
 152         RT28XX_MLME_HANDLER(pAd);
 153 }
 154
 155 /*
 156         ==========================================================================
 157         Description:
 158                 Reassociation timeout procedure. After reassociation timeout, this
 159                 function will be called and put a message into the MLME queue
 160         Parameters:
 161                 Standard timer parameters
 162
 163         IRQL = DISPATCH_LEVEL
 164
 165         ==========================================================================
 166  */
 167 VOID ReassocTimeout(IN PVOID SystemSpecific1,
 168                                         IN PVOID FunctionContext,
 169                                         IN PVOID SystemSpecific2,
 170                                         IN PVOID SystemSpecific3)
 171 {
 172         RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext;
 173
 174         // Do nothing if the driver is starting halt state.
 175         // This might happen when timer already been fired before cancel timer with mlmehalt
 176         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST))
 177                 return;
 178
 179         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_REASSOC_TIMEOUT, 0, NULL);
 180         RT28XX_MLME_HANDLER(pAd);
 181 }
 182
 183 /*
 184         ==========================================================================
 185         Description:
 186                 Disassociation timeout procedure. After disassociation timeout, this
 187                 function will be called and put a message into the MLME queue
 188         Parameters:
 189                 Standard timer parameters
 190
 191         IRQL = DISPATCH_LEVEL
 192
 193         ==========================================================================
 194  */
 195 VOID DisassocTimeout(IN PVOID SystemSpecific1,
 196                                         IN PVOID FunctionContext,
 197                                         IN PVOID SystemSpecific2,
 198                                         IN PVOID SystemSpecific3)
 199 {
 200         RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext;
 201
 202         // Do nothing if the driver is starting halt state.
 203         // This might happen when timer already been fired before cancel timer with mlmehalt
 204         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST))
 205                 return;
 206
 207         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_DISASSOC_TIMEOUT, 0, NULL);
 208         RT28XX_MLME_HANDLER(pAd);
 209 }
 210
 211 /*
 212         ==========================================================================
 213         Description:
 214                 mlme assoc req handling procedure
 215         Parameters:
 216                 Adapter - Adapter pointer
 217                 Elem - MLME Queue Element
 218         Pre:
 219                 the station has been authenticated and the following information is stored in the config
 220                         -# SSID
 221                         -# supported rates and their length
 222                         -# listen interval (Adapter->StaCfg.default_listen_count)
 223                         -# Transmit power  (Adapter->StaCfg.tx_power)
 224         Post  :
 225                 -# An association request frame is generated and sent to the air
 226                 -# Association timer starts
 227                 -# Association state -> ASSOC_WAIT_RSP
 228
 229         IRQL = DISPATCH_LEVEL
 230
 231         ==========================================================================
 232  */
 233 VOID MlmeAssocReqAction(
 234         IN PRTMP_ADAPTER pAd,
 235         IN MLME_QUEUE_ELEM *Elem)
 236 {
 237         UCHAR                   ApAddr[6];
 238         HEADER_802_11   AssocHdr;
 239         UCHAR                   Ccx2Len = 5;
 240         UCHAR                   WmeIe[9] = {IE_VENDOR_SPECIFIC, 0x07, 0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
 241         USHORT                  ListenIntv;
 242         ULONG                   Timeout;
 243         USHORT                  CapabilityInfo;
 244         BOOLEAN                 TimerCancelled;
 245         PUCHAR                  pOutBuffer = NULL;
 246         NDIS_STATUS             NStatus;
 247         ULONG                   FrameLen = 0;
 248         ULONG                   tmp;
 249         USHORT                  VarIesOffset;
 250         UCHAR                   CkipFlag;
 251         UCHAR                   CkipNegotiationBuffer[CKIP_NEGOTIATION_LENGTH];
 252         UCHAR                   AironetCkipIe = IE_AIRONET_CKIP;
 253         UCHAR                   AironetCkipLen = CKIP_NEGOTIATION_LENGTH;
 254         UCHAR                   AironetIPAddressIE = IE_AIRONET_IPADDRESS;
 255         UCHAR                   AironetIPAddressLen = AIRONET_IPADDRESS_LENGTH;
 256         UCHAR                   AironetIPAddressBuffer[AIRONET_IPADDRESS_LENGTH] = {0x00, 0x40, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00};
 257         USHORT                  Status;
 258
 259         // Block all authentication request durning WPA block period
 260         if (pAd->StaCfg.bBlockAssoc == TRUE)
 261         {
 262                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Block Assoc request durning WPA block period!\n"));
 263                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 264                 Status = MLME_STATE_MACHINE_REJECT;
 265                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
 266         }
 267         // check sanity first
 268         else if (MlmeAssocReqSanity(pAd, Elem->Msg, Elem->MsgLen, ApAddr, &CapabilityInfo, &Timeout, &ListenIntv))
 269         {
 270                 RTMPCancelTimer(&pAd->MlmeAux.AssocTimer, &TimerCancelled);
 271                 COPY_MAC_ADDR(pAd->MlmeAux.Bssid, ApAddr);
 272
 273                 // Get an unused nonpaged memory
 274                 NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);
 275                 if (NStatus != NDIS_STATUS_SUCCESS)
 276                 {
 277                         DBGPRINT(RT_DEBUG_TRACE,("ASSOC - MlmeAssocReqAction() allocate memory failed \n"));
 278                         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 279                         Status = MLME_FAIL_NO_RESOURCE;
 280                         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
 281                         return;
 282                 }
 283
 284                 // Add by James 03/06/27
 285                 pAd->StaCfg.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
 286                 // Association don't need to report MAC address
 287                 pAd->StaCfg.AssocInfo.AvailableRequestFixedIEs =
 288                         NDIS_802_11_AI_REQFI_CAPABILITIES | NDIS_802_11_AI_REQFI_LISTENINTERVAL;
 289                 pAd->StaCfg.AssocInfo.RequestFixedIEs.Capabilities = CapabilityInfo;
 290                 pAd->StaCfg.AssocInfo.RequestFixedIEs.ListenInterval = ListenIntv;
 291                 // Only reassociate need this
 292                 //COPY_MAC_ADDR(pAd->StaCfg.AssocInfo.RequestFixedIEs.CurrentAPAddress, ApAddr);
 293                 pAd->StaCfg.AssocInfo.OffsetRequestIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
 294
 295         NdisZeroMemory(pAd->StaCfg.ReqVarIEs, MAX_VIE_LEN);
 296                 // First add SSID
 297                 VarIesOffset = 0;
 298                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &SsidIe, 1);
 299                 VarIesOffset += 1;
 300                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &pAd->MlmeAux.SsidLen, 1);
 301                 VarIesOffset += 1;
 302                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 303                 VarIesOffset += pAd->MlmeAux.SsidLen;
 304
 305                 // Second add Supported rates
 306                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &SupRateIe, 1);
 307                 VarIesOffset += 1;
 308                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &pAd->MlmeAux.SupRateLen, 1);
 309                 VarIesOffset += 1;
 310                 NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, pAd->MlmeAux.SupRate, pAd->MlmeAux.SupRateLen);
 311                 VarIesOffset += pAd->MlmeAux.SupRateLen;
 312                 // End Add by James
 313
 314         if ((pAd->CommonCfg.Channel > 14) &&
 315             (pAd->CommonCfg.bIEEE80211H == TRUE))
 316             CapabilityInfo |= 0x0100;
 317
 318                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Send ASSOC request...\n"));
 319                 MgtMacHeaderInit(pAd, &AssocHdr, SUBTYPE_ASSOC_REQ, 0, ApAddr, ApAddr);
 320
 321                 // Build basic frame first
 322                 MakeOutgoingFrame(pOutBuffer,                           &FrameLen,
 323                                                   sizeof(HEADER_802_11),        &AssocHdr,
 324                                                   2,                                            &CapabilityInfo,
 325                                                   2,                                            &ListenIntv,
 326                                                   1,                                            &SsidIe,
 327                                                   1,                                            &pAd->MlmeAux.SsidLen,
 328                                                   pAd->MlmeAux.SsidLen,         pAd->MlmeAux.Ssid,
 329                                                   1,                                            &SupRateIe,
 330                                                   1,                                            &pAd->MlmeAux.SupRateLen,
 331                                                   pAd->MlmeAux.SupRateLen,  pAd->MlmeAux.SupRate,
 332                                                   END_OF_ARGS);
 333
 334                 if (pAd->MlmeAux.ExtRateLen != 0)
 335                 {
 336                         MakeOutgoingFrame(pOutBuffer + FrameLen,    &tmp,
 337                                                           1,                        &ExtRateIe,
 338                                                           1,                        &pAd->MlmeAux.ExtRateLen,
 339                                                           pAd->MlmeAux.ExtRateLen,  pAd->MlmeAux.ExtRate,
 340                                                           END_OF_ARGS);
 341                         FrameLen += tmp;
 342                 }
 343
 344                 // HT
 345                 if ((pAd->MlmeAux.HtCapabilityLen > 0) && (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED))
 346                 {
 347                         ULONG TmpLen;
 348                         UCHAR HtLen;
 349                         UCHAR BROADCOM[4] = {0x0, 0x90, 0x4c, 0x33};
 350                         if (pAd->StaActive.SupportedPhyInfo.bPreNHt == TRUE)
 351                         {
 352                                 HtLen = SIZE_HT_CAP_IE + 4;
 353                                 MakeOutgoingFrame(pOutBuffer + FrameLen,            &TmpLen,
 354                                                           1,                                &WpaIe,
 355                                                           1,                                &HtLen,
 356                                                           4,                                &BROADCOM[0],
 357                                                          pAd->MlmeAux.HtCapabilityLen,          &pAd->MlmeAux.HtCapability,
 358                                                           END_OF_ARGS);
 359                         }
 360                         else
 361                         {
 362                                 MakeOutgoingFrame(pOutBuffer + FrameLen,            &TmpLen,
 363                                                           1,                                &HtCapIe,
 364                                                           1,                                &pAd->MlmeAux.HtCapabilityLen,
 365                                                          pAd->MlmeAux.HtCapabilityLen,          &pAd->MlmeAux.HtCapability,
 366                                                           END_OF_ARGS);
 367                         }
 368                         FrameLen += TmpLen;
 369                 }
 370
 371                 // add Ralink proprietary IE to inform AP this STA is going to use AGGREGATION or PIGGY-BACK+AGGREGATION
 372                 // Case I: (Aggregation + Piggy-Back)
 373                 // 1. user enable aggregation, AND
 374                 // 2. Mac support piggy-back
 375                 // 3. AP annouces it's PIGGY-BACK+AGGREGATION-capable in BEACON
 376                 // Case II: (Aggregation)
 377                 // 1. user enable aggregation, AND
 378                 // 2. AP annouces it's AGGREGATION-capable in BEACON
 379                 if (pAd->CommonCfg.bAggregationCapable)
 380                 {
 381                         if ((pAd->CommonCfg.bPiggyBackCapable) && ((pAd->MlmeAux.APRalinkIe & 0x00000003) == 3))
 382                         {
 383                                 ULONG TmpLen;
 384                                 UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x03, 0x00, 0x00, 0x00};
 385                                 MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 386                                                                   9,                             RalinkIe,
 387                                                                   END_OF_ARGS);
 388                                 FrameLen += TmpLen;
 389                         }
 390                         else if (pAd->MlmeAux.APRalinkIe & 0x00000001)
 391                         {
 392                                 ULONG TmpLen;
 393                                 UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x01, 0x00, 0x00, 0x00};
 394                                 MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 395                                                                   9,                             RalinkIe,
 396                                                                   END_OF_ARGS);
 397                                 FrameLen += TmpLen;
 398                         }
 399                 }
 400                 else
 401                 {
 402                         ULONG TmpLen;
 403                         UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x06, 0x00, 0x00, 0x00};
 404                         MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 405                                                           9,                                             RalinkIe,
 406                                                           END_OF_ARGS);
 407                         FrameLen += TmpLen;
 408                 }
 409
 410                 if (pAd->MlmeAux.APEdcaParm.bValid)
 411                 {
 412                         if (pAd->CommonCfg.bAPSDCapable && pAd->MlmeAux.APEdcaParm.bAPSDCapable)
 413                         {
 414                                 QBSS_STA_INFO_PARM QosInfo;
 415
 416                                 NdisZeroMemory(&QosInfo, sizeof(QBSS_STA_INFO_PARM));
 417                                 QosInfo.UAPSD_AC_BE = pAd->CommonCfg.bAPSDAC_BE;
 418                                 QosInfo.UAPSD_AC_BK = pAd->CommonCfg.bAPSDAC_BK;
 419                                 QosInfo.UAPSD_AC_VI = pAd->CommonCfg.bAPSDAC_VI;
 420                                 QosInfo.UAPSD_AC_VO = pAd->CommonCfg.bAPSDAC_VO;
 421                                 QosInfo.MaxSPLength = pAd->CommonCfg.MaxSPLength;
 422                                 WmeIe[8] |= *(PUCHAR)&QosInfo;
 423                         }
 424                         else
 425                         {
 426                 // The Parameter Set Count is set to ¡§0¡¨ in the association request frames
 427                 // WmeIe[8] |= (pAd->MlmeAux.APEdcaParm.EdcaUpdateCount & 0x0f);
 428                         }
 429
 430                         MakeOutgoingFrame(pOutBuffer + FrameLen,    &tmp,
 431                                                           9,                        &WmeIe[0],
 432                                                           END_OF_ARGS);
 433                         FrameLen += tmp;
 434                 }
 435
 436                 //
 437                 // Let WPA(#221) Element ID on the end of this association frame.
 438                 // Otherwise some AP will fail on parsing Element ID and set status fail on Assoc Rsp.
 439                 // For example: Put Vendor Specific IE on the front of WPA IE.
 440                 // This happens on AP (Model No:Linksys WRK54G)
 441                 //
 442                 if (((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK) ||
 443             (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK) ||
 444             (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) ||
 445             (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2)
 446                         )
 447             )
 448                 {
 449                         UCHAR RSNIe = IE_WPA;
 450
 451                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK) ||
 452                 (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2))
 453                         {
 454                                 RSNIe = IE_WPA2;
 455                         }
 456
 457 #ifdef RT30xx
 458 #ifdef SIOCSIWGENIE
 459                         if (pAd->StaCfg.WpaSupplicantUP != 1)
 460 #endif // SIOCSIWGENIE //
 461 #endif
 462             RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, BSS0);
 463
 464             // Check for WPA PMK cache list
 465                         if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2)
 466                         {
 467                             INT     idx;
 468                 BOOLEAN FoundPMK = FALSE;
 469                                 // Search chched PMKID, append it if existed
 470                                 for (idx = 0; idx < PMKID_NO; idx++)
 471                                 {
 472                                         if (NdisEqualMemory(ApAddr, &pAd->StaCfg.SavedPMK[idx].BSSID, 6))
 473                                         {
 474                                                 FoundPMK = TRUE;
 475                                                 break;
 476                                         }
 477                                 }
 478
 479                                 if (FoundPMK)
 480                                 {
 481                                         // Set PMK number
 482                                         *(PUSHORT) &pAd->StaCfg.RSN_IE[pAd->StaCfg.RSNIE_Len] = 1;
 483                                         NdisMoveMemory(&pAd->StaCfg.RSN_IE[pAd->StaCfg.RSNIE_Len + 2], &pAd->StaCfg.SavedPMK[idx].PMKID, 16);
 484                     pAd->StaCfg.RSNIE_Len += 18;
 485                                 }
 486                         }
 487
 488 #ifdef RT30xx
 489 #ifdef SIOCSIWGENIE
 490                         if (pAd->StaCfg.WpaSupplicantUP == 1)
 491                         {
 492                                 MakeOutgoingFrame(pOutBuffer + FrameLen,                &tmp,
 493                                                 pAd->StaCfg.RSNIE_Len,                  pAd->StaCfg.RSN_IE,
 494                                                 END_OF_ARGS);
 495                         }
 496                         else
 497 #endif
 498 #endif
 499                         {
 500                                 MakeOutgoingFrame(pOutBuffer + FrameLen,                &tmp,
 501                                                         1,                              &RSNIe,
 502                                                 1,                              &pAd->StaCfg.RSNIE_Len,
 503                                                 pAd->StaCfg.RSNIE_Len,                  pAd->StaCfg.RSN_IE,
 504                                                 END_OF_ARGS);
 505                         }
 506
 507                         FrameLen += tmp;
 508
 509 #ifdef RT30xx
 510 #ifdef SIOCSIWGENIE
 511                         if (pAd->StaCfg.WpaSupplicantUP != 1)
 512 #endif
 513 #endif
 514                         {
 515                     // Append Variable IE
 516                     NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &RSNIe, 1);
 517                     VarIesOffset += 1;
 518                     NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, &pAd->StaCfg.RSNIE_Len, 1);
 519                     VarIesOffset += 1;
 520                         }
 521                         NdisMoveMemory(pAd->StaCfg.ReqVarIEs + VarIesOffset, pAd->StaCfg.RSN_IE, pAd->StaCfg.RSNIE_Len);
 522                         VarIesOffset += pAd->StaCfg.RSNIE_Len;
 523
 524                         // Set Variable IEs Length
 525                         pAd->StaCfg.ReqVarIELen = VarIesOffset;
 526                 }
 527
 528                 // We have update that at PeerBeaconAtJoinRequest()
 529                 CkipFlag = pAd->StaCfg.CkipFlag;
 530                 if (CkipFlag != 0)
 531                 {
 532                         NdisZeroMemory(CkipNegotiationBuffer, CKIP_NEGOTIATION_LENGTH);
 533                         CkipNegotiationBuffer[2] = 0x66;
 534                         // Make it try KP & MIC, since we have to follow the result from AssocRsp
 535                         CkipNegotiationBuffer[8] = 0x18;
 536                         CkipNegotiationBuffer[CKIP_NEGOTIATION_LENGTH - 1] = 0x22;
 537                         CkipFlag = 0x18;
 538
 539                         MakeOutgoingFrame(pOutBuffer + FrameLen,        &tmp,
 540                                                 1,                                                              &AironetCkipIe,
 541                                                 1,                                                              &AironetCkipLen,
 542                                                 AironetCkipLen,                                 CkipNegotiationBuffer,
 543                                                 END_OF_ARGS);
 544                         FrameLen += tmp;
 545                 }
 546
 547                 // Add CCX v2 request if CCX2 admin state is on
 548                 if (pAd->StaCfg.CCXControl.field.Enable == 1)
 549                 {
 550
 551                         //
 552                         // Add AironetIPAddressIE for Cisco CCX 2.X
 553                         // Add CCX Version
 554                         //
 555                         MakeOutgoingFrame(pOutBuffer + FrameLen, &tmp,
 556                                                 1,                                                      &AironetIPAddressIE,
 557                                                 1,                                                      &AironetIPAddressLen,
 558                                                 AironetIPAddressLen,            AironetIPAddressBuffer,
 559                                                 1,                                                      &Ccx2Ie,
 560                                                 1,                                                      &Ccx2Len,
 561                                                 Ccx2Len,                                    Ccx2IeInfo,
 562                                                 END_OF_ARGS);
 563                         FrameLen += tmp;
 564
 565                         // Add by James 03/06/27
 566                         // Set Variable IEs Length
 567                         pAd->StaCfg.ReqVarIELen = VarIesOffset;
 568                         pAd->StaCfg.AssocInfo.RequestIELength = VarIesOffset;
 569
 570                         // OffsetResponseIEs follow ReqVarIE
 571                         pAd->StaCfg.AssocInfo.OffsetResponseIEs = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION) + pAd->StaCfg.ReqVarIELen;
 572                         // End Add by James
 573                 }
 574
 575
 576                 MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
 577                 MlmeFreeMemory(pAd, pOutBuffer);
 578
 579                 RTMPSetTimer(&pAd->MlmeAux.AssocTimer, Timeout);
 580                 pAd->Mlme.AssocMachine.CurrState = ASSOC_WAIT_RSP;
 581         }
 582         else
 583         {
 584                 DBGPRINT(RT_DEBUG_TRACE,("ASSOC - MlmeAssocReqAction() sanity check failed. BUG!!!!!! \n"));
 585                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 586                 Status = MLME_INVALID_FORMAT;
 587                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
 588         }
 589
 590 }
 591
 592 /*
 593         ==========================================================================
 594         Description:
 595                 mlme reassoc req handling procedure
 596         Parameters:
 597                 Elem -
 598         Pre:
 599                 -# SSID  (Adapter->StaCfg.ssid[])
 600                 -# BSSID (AP address, Adapter->StaCfg.bssid)
 601                 -# Supported rates (Adapter->StaCfg.supported_rates[])
 602                 -# Supported rates length (Adapter->StaCfg.supported_rates_len)
 603                 -# Tx power (Adapter->StaCfg.tx_power)
 604
 605         IRQL = DISPATCH_LEVEL
 606
 607         ==========================================================================
 608  */
 609 VOID MlmeReassocReqAction(
 610         IN PRTMP_ADAPTER pAd,
 611         IN MLME_QUEUE_ELEM *Elem)
 612 {
 613         UCHAR                   ApAddr[6];
 614         HEADER_802_11   ReassocHdr;
 615         UCHAR                   Ccx2Len = 5;
 616         UCHAR                   WmeIe[9] = {IE_VENDOR_SPECIFIC, 0x07, 0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
 617         USHORT                  CapabilityInfo, ListenIntv;
 618         ULONG                   Timeout;
 619         ULONG                   FrameLen = 0;
 620         BOOLEAN                 TimerCancelled;
 621         NDIS_STATUS             NStatus;
 622         ULONG                   tmp;
 623         PUCHAR                  pOutBuffer = NULL;
 624         USHORT                  Status;
 625
 626         // Block all authentication request durning WPA block period
 627         if (pAd->StaCfg.bBlockAssoc == TRUE)
 628         {
 629                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Block ReAssoc request durning WPA block period!\n"));
 630                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 631                 Status = MLME_STATE_MACHINE_REJECT;
 632                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
 633         }
 634         // the parameters are the same as the association
 635         else if(MlmeAssocReqSanity(pAd, Elem->Msg, Elem->MsgLen, ApAddr, &CapabilityInfo, &Timeout, &ListenIntv))
 636         {
 637                 RTMPCancelTimer(&pAd->MlmeAux.ReassocTimer, &TimerCancelled);
 638
 639                 NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);  //Get an unused nonpaged memory
 640                 if(NStatus != NDIS_STATUS_SUCCESS)
 641                 {
 642                         DBGPRINT(RT_DEBUG_TRACE,("ASSOC - MlmeReassocReqAction() allocate memory failed \n"));
 643                         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 644                         Status = MLME_FAIL_NO_RESOURCE;
 645                         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
 646                         return;
 647                 }
 648
 649                 COPY_MAC_ADDR(pAd->MlmeAux.Bssid, ApAddr);
 650
 651                 // make frame, use bssid as the AP address??
 652                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Send RE-ASSOC request...\n"));
 653                 MgtMacHeaderInit(pAd, &ReassocHdr, SUBTYPE_REASSOC_REQ, 0, ApAddr, ApAddr);
 654                 MakeOutgoingFrame(pOutBuffer,               &FrameLen,
 655                                                   sizeof(HEADER_802_11),    &ReassocHdr,
 656                                                   2,                        &CapabilityInfo,
 657                                                   2,                        &ListenIntv,
 658                                                   MAC_ADDR_LEN,             ApAddr,
 659                                                   1,                        &SsidIe,
 660                                                   1,                        &pAd->MlmeAux.SsidLen,
 661                                                   pAd->MlmeAux.SsidLen,     pAd->MlmeAux.Ssid,
 662                                                   1,                        &SupRateIe,
 663                                                   1,                                            &pAd->MlmeAux.SupRateLen,
 664                                                   pAd->MlmeAux.SupRateLen,  pAd->MlmeAux.SupRate,
 665                                                   END_OF_ARGS);
 666
 667                 if (pAd->MlmeAux.ExtRateLen != 0)
 668                 {
 669                         MakeOutgoingFrame(pOutBuffer + FrameLen,        &tmp,
 670                                                           1,                            &ExtRateIe,
 671                                                           1,                            &pAd->MlmeAux.ExtRateLen,
 672                                                           pAd->MlmeAux.ExtRateLen,          pAd->MlmeAux.ExtRate,
 673                                                           END_OF_ARGS);
 674                         FrameLen += tmp;
 675                 }
 676
 677                 if (pAd->MlmeAux.APEdcaParm.bValid)
 678                 {
 679                         if (pAd->CommonCfg.bAPSDCapable && pAd->MlmeAux.APEdcaParm.bAPSDCapable)
 680                         {
 681                                 QBSS_STA_INFO_PARM QosInfo;
 682
 683                                 NdisZeroMemory(&QosInfo, sizeof(QBSS_STA_INFO_PARM));
 684                                 QosInfo.UAPSD_AC_BE = pAd->CommonCfg.bAPSDAC_BE;
 685                                 QosInfo.UAPSD_AC_BK = pAd->CommonCfg.bAPSDAC_BK;
 686                                 QosInfo.UAPSD_AC_VI = pAd->CommonCfg.bAPSDAC_VI;
 687                                 QosInfo.UAPSD_AC_VO = pAd->CommonCfg.bAPSDAC_VO;
 688                                 QosInfo.MaxSPLength = pAd->CommonCfg.MaxSPLength;
 689                                 WmeIe[8] |= *(PUCHAR)&QosInfo;
 690                         }
 691
 692                         MakeOutgoingFrame(pOutBuffer + FrameLen,    &tmp,
 693                                                           9,                        &WmeIe[0],
 694                                                           END_OF_ARGS);
 695                         FrameLen += tmp;
 696                 }
 697
 698                 // HT
 699                 if ((pAd->MlmeAux.HtCapabilityLen > 0) && (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED))
 700                 {
 701                         ULONG TmpLen;
 702                         UCHAR HtLen;
 703                         UCHAR BROADCOM[4] = {0x0, 0x90, 0x4c, 0x33};
 704                         if (pAd->StaActive.SupportedPhyInfo.bPreNHt == TRUE)
 705                         {
 706                                 HtLen = SIZE_HT_CAP_IE + 4;
 707                                 MakeOutgoingFrame(pOutBuffer + FrameLen,            &TmpLen,
 708                                                           1,                                &WpaIe,
 709                                                           1,                                &HtLen,
 710                                                           4,                                &BROADCOM[0],
 711                                                          pAd->MlmeAux.HtCapabilityLen,          &pAd->MlmeAux.HtCapability,
 712                                                           END_OF_ARGS);
 713                         }
 714                         else
 715                         {
 716                                 MakeOutgoingFrame(pOutBuffer + FrameLen,            &TmpLen,
 717                                                           1,                                &HtCapIe,
 718                                                           1,                                &pAd->MlmeAux.HtCapabilityLen,
 719                                                          pAd->MlmeAux.HtCapabilityLen,          &pAd->MlmeAux.HtCapability,
 720                                                           END_OF_ARGS);
 721                         }
 722                         FrameLen += TmpLen;
 723                 }
 724
 725                 // add Ralink proprietary IE to inform AP this STA is going to use AGGREGATION or PIGGY-BACK+AGGREGATION
 726                 // Case I: (Aggregation + Piggy-Back)
 727                 // 1. user enable aggregation, AND
 728                 // 2. Mac support piggy-back
 729                 // 3. AP annouces it's PIGGY-BACK+AGGREGATION-capable in BEACON
 730                 // Case II: (Aggregation)
 731                 // 1. user enable aggregation, AND
 732                 // 2. AP annouces it's AGGREGATION-capable in BEACON
 733                 if (pAd->CommonCfg.bAggregationCapable)
 734                 {
 735                         if ((pAd->CommonCfg.bPiggyBackCapable) && ((pAd->MlmeAux.APRalinkIe & 0x00000003) == 3))
 736                         {
 737                                 ULONG TmpLen;
 738                                 UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x03, 0x00, 0x00, 0x00};
 739                                 MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 740                                                                   9,                             RalinkIe,
 741                                                                   END_OF_ARGS);
 742                                 FrameLen += TmpLen;
 743                         }
 744                         else if (pAd->MlmeAux.APRalinkIe & 0x00000001)
 745                         {
 746                                 ULONG TmpLen;
 747                                 UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x01, 0x00, 0x00, 0x00};
 748                                 MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 749                                                                   9,                             RalinkIe,
 750                                                                   END_OF_ARGS);
 751                                 FrameLen += TmpLen;
 752                         }
 753                 }
 754                 else
 755                 {
 756                         ULONG TmpLen;
 757                         UCHAR RalinkIe[9] = {IE_VENDOR_SPECIFIC, 7, 0x00, 0x0c, 0x43, 0x04, 0x00, 0x00, 0x00};
 758                         MakeOutgoingFrame(pOutBuffer+FrameLen,           &TmpLen,
 759                                                           9,                                             RalinkIe,
 760                                                           END_OF_ARGS);
 761                         FrameLen += TmpLen;
 762                 }
 763
 764                 // Add CCX v2 request if CCX2 admin state is on
 765                 if (pAd->StaCfg.CCXControl.field.Enable == 1)
 766                 {
 767                         //
 768                         // Add CCX Version
 769                         //
 770                         MakeOutgoingFrame(pOutBuffer + FrameLen, &tmp,
 771                                                 1,                                                      &Ccx2Ie,
 772                                                 1,                                                      &Ccx2Len,
 773                                                 Ccx2Len,                                    Ccx2IeInfo,
 774                                                 END_OF_ARGS);
 775                         FrameLen += tmp;
 776                 }
 777
 778                 MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
 779                 MlmeFreeMemory(pAd, pOutBuffer);
 780
 781                 RTMPSetTimer(&pAd->MlmeAux.ReassocTimer, Timeout); /* in mSec */
 782                 pAd->Mlme.AssocMachine.CurrState = REASSOC_WAIT_RSP;
 783         }
 784         else
 785         {
 786                 DBGPRINT(RT_DEBUG_TRACE,("ASSOC - MlmeReassocReqAction() sanity check failed. BUG!!!! \n"));
 787                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 788                 Status = MLME_INVALID_FORMAT;
 789                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
 790         }
 791 }
 792
 793 /*
 794         ==========================================================================
 795         Description:
 796                 Upper layer issues disassoc request
 797         Parameters:
 798                 Elem -
 799
 800         IRQL = PASSIVE_LEVEL
 801
 802         ==========================================================================
 803  */
 804 VOID MlmeDisassocReqAction(
 805         IN PRTMP_ADAPTER pAd,
 806         IN MLME_QUEUE_ELEM *Elem)
 807 {
 808         PMLME_DISASSOC_REQ_STRUCT pDisassocReq;
 809         HEADER_802_11         DisassocHdr;
 810         PHEADER_802_11        pDisassocHdr;
 811         PUCHAR                pOutBuffer = NULL;
 812         ULONG                 FrameLen = 0;
 813         NDIS_STATUS           NStatus;
 814         BOOLEAN               TimerCancelled;
 815         ULONG                 Timeout = 0;
 816         USHORT                Status;
 817
 818         // skip sanity check
 819         pDisassocReq = (PMLME_DISASSOC_REQ_STRUCT)(Elem->Msg);
 820
 821         NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);  //Get an unused nonpaged memory
 822         if (NStatus != NDIS_STATUS_SUCCESS)
 823         {
 824                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - MlmeDisassocReqAction() allocate memory failed\n"));
 825                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 826                 Status = MLME_FAIL_NO_RESOURCE;
 827                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DISASSOC_CONF, 2, &Status);
 828                 return;
 829         }
 830
 831
 832
 833         RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer, &TimerCancelled);
 834
 835         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Send DISASSOC request[BSSID::%02x:%02x:%02x:%02x:%02x:%02x (Reason=%d)\n",
 836                                 pDisassocReq->Addr[0], pDisassocReq->Addr[1], pDisassocReq->Addr[2],
 837                                 pDisassocReq->Addr[3], pDisassocReq->Addr[4], pDisassocReq->Addr[5], pDisassocReq->Reason));
 838         MgtMacHeaderInit(pAd, &DisassocHdr, SUBTYPE_DISASSOC, 0, pDisassocReq->Addr, pDisassocReq->Addr);       // patch peap ttls switching issue
 839         MakeOutgoingFrame(pOutBuffer,           &FrameLen,
 840                                           sizeof(HEADER_802_11),&DisassocHdr,
 841                                           2,                    &pDisassocReq->Reason,
 842                                           END_OF_ARGS);
 843         MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
 844
 845         // To patch Instance and Buffalo(N) AP
 846         // Driver has to send deauth to Instance AP, but Buffalo(N) needs to send disassoc to reset Authenticator's state machine
 847         // Therefore, we send both of them.
 848         pDisassocHdr = (PHEADER_802_11)pOutBuffer;
 849         pDisassocHdr->FC.SubType = SUBTYPE_DEAUTH;
 850         MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
 851
 852         MlmeFreeMemory(pAd, pOutBuffer);
 853
 854         pAd->StaCfg.DisassocReason = REASON_DISASSOC_STA_LEAVING;
 855         COPY_MAC_ADDR(pAd->StaCfg.DisassocSta, pDisassocReq->Addr);
 856
 857         RTMPSetTimer(&pAd->MlmeAux.DisassocTimer, Timeout); /* in mSec */
 858         pAd->Mlme.AssocMachine.CurrState = DISASSOC_WAIT_RSP;
 859
 860     {
 861         union iwreq_data    wrqu;
 862         memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 863         wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 864     }
 865 }
 866
 867 /*
 868         ==========================================================================
 869         Description:
 870                 peer sends assoc rsp back
 871         Parameters:
 872                 Elme - MLME message containing the received frame
 873
 874         IRQL = DISPATCH_LEVEL
 875
 876         ==========================================================================
 877  */
 878 VOID PeerAssocRspAction(
 879         IN PRTMP_ADAPTER pAd,
 880         IN MLME_QUEUE_ELEM *Elem)
 881 {
 882         USHORT        CapabilityInfo, Status, Aid;
 883         UCHAR         SupRate[MAX_LEN_OF_SUPPORTED_RATES], SupRateLen;
 884         UCHAR         ExtRate[MAX_LEN_OF_SUPPORTED_RATES], ExtRateLen;
 885         UCHAR         Addr2[MAC_ADDR_LEN];
 886         BOOLEAN       TimerCancelled;
 887         UCHAR         CkipFlag;
 888         EDCA_PARM     EdcaParm;
 889         HT_CAPABILITY_IE                HtCapability;
 890         ADD_HT_INFO_IE          AddHtInfo;      // AP might use this additional ht info IE
 891         UCHAR                   HtCapabilityLen;
 892         UCHAR                   AddHtInfoLen;
 893         UCHAR                   NewExtChannelOffset = 0xff;
 894
 895         if (PeerAssocRspSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &CapabilityInfo, &Status, &Aid, SupRate, &SupRateLen, ExtRate, &ExtRateLen,
 896                 &HtCapability,&AddHtInfo, &HtCapabilityLen,&AddHtInfoLen,&NewExtChannelOffset, &EdcaParm, &CkipFlag))
 897         {
 898                 // The frame is for me ?
 899                 if(MAC_ADDR_EQUAL(Addr2, pAd->MlmeAux.Bssid))
 900                 {
 901                         DBGPRINT(RT_DEBUG_TRACE, ("PeerAssocRspAction():ASSOC - receive ASSOC_RSP to me (status=%d)\n", Status));
 902                         DBGPRINT(RT_DEBUG_TRACE, ("PeerAssocRspAction():MacTable [%d].AMsduSize = %d. ClientStatusFlags = 0x%lx \n",Elem->Wcid, pAd->MacTab.Content[BSSID_WCID].AMsduSize, pAd->MacTab.Content[BSSID_WCID].ClientStatusFlags));
 903                         RTMPCancelTimer(&pAd->MlmeAux.AssocTimer, &TimerCancelled);
 904                         if(Status == MLME_SUCCESS)
 905                         {
 906 #ifdef RT2860
 907                                 // go to procedure listed on page 376
 908                                 AssocPostProc(pAd, Addr2, CapabilityInfo, Aid, SupRate, SupRateLen, ExtRate, ExtRateLen,
 909                                         &EdcaParm, &HtCapability, HtCapabilityLen, &AddHtInfo);
 910
 911                 {
 912                     union iwreq_data    wrqu;
 913                     wext_notify_event_assoc(pAd);
 914
 915                     memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 916                     memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 917                     wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 918
 919                 }
 920 #endif
 921 #ifdef RT2870
 922                                 UCHAR                   MaxSupportedRateIn500Kbps = 0;
 923                                 UCHAR                   idx;
 924
 925                                 // supported rates array may not be sorted. sort it and find the maximum rate
 926                             for (idx=0; idx<SupRateLen; idx++)
 927                 {
 928                                 if (MaxSupportedRateIn500Kbps < (SupRate[idx] & 0x7f))
 929                                     MaxSupportedRateIn500Kbps = SupRate[idx] & 0x7f;
 930                             }
 931
 932                                 for (idx=0; idx<ExtRateLen; idx++)
 933                             {
 934                                 if (MaxSupportedRateIn500Kbps < (ExtRate[idx] & 0x7f))
 935                                     MaxSupportedRateIn500Kbps = ExtRate[idx] & 0x7f;
 936                 }
 937                                 // go to procedure listed on page 376
 938                                 AssocPostProc(pAd, Addr2, CapabilityInfo, Aid, SupRate, SupRateLen, ExtRate, ExtRateLen,
 939                                         &EdcaParm, &HtCapability, HtCapabilityLen, &AddHtInfo);
 940
 941                                 StaAddMacTableEntry(pAd, &pAd->MacTab.Content[BSSID_WCID], MaxSupportedRateIn500Kbps, &HtCapability, HtCapabilityLen, CapabilityInfo);
 942 #endif
 943                                 pAd->StaCfg.CkipFlag = CkipFlag;
 944                                 if (CkipFlag & 0x18)
 945                                 {
 946                                         NdisZeroMemory(pAd->StaCfg.TxSEQ, 4);
 947                                         NdisZeroMemory(pAd->StaCfg.RxSEQ, 4);
 948                                         NdisZeroMemory(pAd->StaCfg.CKIPMIC, 4);
 949                                         pAd->StaCfg.GIV[0] = RandomByte(pAd);
 950                                         pAd->StaCfg.GIV[1] = RandomByte(pAd);
 951                                         pAd->StaCfg.GIV[2] = RandomByte(pAd);
 952                                         pAd->StaCfg.bCkipOn = TRUE;
 953                                         DBGPRINT(RT_DEBUG_TRACE, ("<CCX> pAd->StaCfg.CkipFlag = 0x%02x\n", pAd->StaCfg.CkipFlag));
 954                                 }
 955                         }
 956                         else
 957                         {
 958                         }
 959                         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
 960                         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
 961                 }
 962         }
 963         else
 964         {
 965                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - PeerAssocRspAction() sanity check fail\n"));
 966         }
 967 }
 968
 969 /*
 970         ==========================================================================
 971         Description:
 972                 peer sends reassoc rsp
 973         Parametrs:
 974                 Elem - MLME message cntaining the received frame
 975
 976         IRQL = DISPATCH_LEVEL
 977
 978         ==========================================================================
 979  */
 980 VOID PeerReassocRspAction(
 981         IN PRTMP_ADAPTER pAd,
 982         IN MLME_QUEUE_ELEM *Elem)
 983 {
 984         USHORT      CapabilityInfo;
 985         USHORT      Status;
 986         USHORT      Aid;
 987         UCHAR       SupRate[MAX_LEN_OF_SUPPORTED_RATES], SupRateLen;
 988         UCHAR       ExtRate[MAX_LEN_OF_SUPPORTED_RATES], ExtRateLen;
 989         UCHAR       Addr2[MAC_ADDR_LEN];
 990         UCHAR       CkipFlag;
 991         BOOLEAN     TimerCancelled;
 992         EDCA_PARM   EdcaParm;
 993         HT_CAPABILITY_IE                HtCapability;
 994         ADD_HT_INFO_IE          AddHtInfo;      // AP might use this additional ht info IE
 995         UCHAR                   HtCapabilityLen;
 996         UCHAR                   AddHtInfoLen;
 997         UCHAR                   NewExtChannelOffset = 0xff;
 998
 999         if(PeerAssocRspSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &CapabilityInfo, &Status, &Aid, SupRate, &SupRateLen, ExtRate, &ExtRateLen,
1000                                                                 &HtCapability,  &AddHtInfo, &HtCapabilityLen, &AddHtInfoLen,&NewExtChannelOffset, &EdcaParm, &CkipFlag))
1001         {
1002                 if(MAC_ADDR_EQUAL(Addr2, pAd->MlmeAux.Bssid)) // The frame is for me ?
1003                 {
1004                         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - receive REASSOC_RSP to me (status=%d)\n", Status));
1005                         RTMPCancelTimer(&pAd->MlmeAux.ReassocTimer, &TimerCancelled);
1006
1007                         if(Status == MLME_SUCCESS)
1008                         {
1009                                 // go to procedure listed on page 376
1010                                 AssocPostProc(pAd, Addr2, CapabilityInfo, Aid, SupRate, SupRateLen, ExtRate, ExtRateLen,
1011                                          &EdcaParm, &HtCapability, HtCapabilityLen, &AddHtInfo);
1012
1013                 {
1014                     union iwreq_data    wrqu;
1015                     wext_notify_event_assoc(pAd);
1016
1017                     memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
1018                     memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
1019                     wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
1020
1021                 }
1022
1023                         }
1024
1025                         {
1026                                 // CkipFlag is no use for reassociate
1027                                 pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1028                                 MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
1029                         }
1030                 }
1031         }
1032         else
1033         {
1034                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - PeerReassocRspAction() sanity check fail\n"));
1035         }
1036
1037 }
1038
1039 /*
1040         ==========================================================================
1041         Description:
1042                 procedures on IEEE 802.11/1999 p.376
1043         Parametrs:
1044
1045         IRQL = DISPATCH_LEVEL
1046
1047         ==========================================================================
1048  */
1049 VOID AssocPostProc(
1050         IN PRTMP_ADAPTER pAd,
1051         IN PUCHAR pAddr2,
1052         IN USHORT CapabilityInfo,
1053         IN USHORT Aid,
1054         IN UCHAR SupRate[],
1055         IN UCHAR SupRateLen,
1056         IN UCHAR ExtRate[],
1057         IN UCHAR ExtRateLen,
1058         IN PEDCA_PARM pEdcaParm,
1059         IN HT_CAPABILITY_IE             *pHtCapability,
1060         IN UCHAR HtCapabilityLen,
1061         IN ADD_HT_INFO_IE               *pAddHtInfo)    // AP might use this additional ht info IE
1062 {
1063         ULONG Idx;
1064
1065         pAd->MlmeAux.BssType = BSS_INFRA;
1066         COPY_MAC_ADDR(pAd->MlmeAux.Bssid, pAddr2);
1067         pAd->MlmeAux.Aid = Aid;
1068         pAd->MlmeAux.CapabilityInfo = CapabilityInfo & SUPPORTED_CAPABILITY_INFO;
1069
1070         // Some HT AP might lost WMM IE. We add WMM ourselves. beacuase HT requires QoS on.
1071         if ((HtCapabilityLen > 0) && (pEdcaParm->bValid == FALSE))
1072         {
1073                 pEdcaParm->bValid = TRUE;
1074                 pEdcaParm->Aifsn[0] = 3;
1075                 pEdcaParm->Aifsn[1] = 7;
1076                 pEdcaParm->Aifsn[2] = 2;
1077                 pEdcaParm->Aifsn[3] = 2;
1078
1079                 pEdcaParm->Cwmin[0] = 4;
1080                 pEdcaParm->Cwmin[1] = 4;
1081                 pEdcaParm->Cwmin[2] = 3;
1082                 pEdcaParm->Cwmin[3] = 2;
1083
1084                 pEdcaParm->Cwmax[0] = 10;
1085                 pEdcaParm->Cwmax[1] = 10;
1086                 pEdcaParm->Cwmax[2] = 4;
1087                 pEdcaParm->Cwmax[3] = 3;
1088
1089                 pEdcaParm->Txop[0]  = 0;
1090                 pEdcaParm->Txop[1]  = 0;
1091                 pEdcaParm->Txop[2]  = 96;
1092                 pEdcaParm->Txop[3]  = 48;
1093
1094         }
1095
1096         NdisMoveMemory(&pAd->MlmeAux.APEdcaParm, pEdcaParm, sizeof(EDCA_PARM));
1097
1098         // filter out un-supported rates
1099         pAd->MlmeAux.SupRateLen = SupRateLen;
1100         NdisMoveMemory(pAd->MlmeAux.SupRate, SupRate, SupRateLen);
1101         RTMPCheckRates(pAd, pAd->MlmeAux.SupRate, &pAd->MlmeAux.SupRateLen);
1102
1103         // filter out un-supported rates
1104         pAd->MlmeAux.ExtRateLen = ExtRateLen;
1105         NdisMoveMemory(pAd->MlmeAux.ExtRate, ExtRate, ExtRateLen);
1106         RTMPCheckRates(pAd, pAd->MlmeAux.ExtRate, &pAd->MlmeAux.ExtRateLen);
1107
1108         if (HtCapabilityLen > 0)
1109         {
1110                 RTMPCheckHt(pAd, BSSID_WCID, pHtCapability, pAddHtInfo);
1111         }
1112         DBGPRINT(RT_DEBUG_TRACE, ("AssocPostProc===>  AP.AMsduSize = %d. ClientStatusFlags = 0x%lx \n", pAd->MacTab.Content[BSSID_WCID].AMsduSize, pAd->MacTab.Content[BSSID_WCID].ClientStatusFlags));
1113
1114         DBGPRINT(RT_DEBUG_TRACE, ("AssocPostProc===>    (Mmps=%d, AmsduSize=%d, )\n",
1115                 pAd->MacTab.Content[BSSID_WCID].MmpsMode, pAd->MacTab.Content[BSSID_WCID].AMsduSize));
1116
1117         // Set New WPA information
1118         Idx = BssTableSearch(&pAd->ScanTab, pAddr2, pAd->MlmeAux.Channel);
1119         if (Idx == BSS_NOT_FOUND)
1120         {
1121                 DBGPRINT_ERR(("ASSOC - Can't find BSS after receiving Assoc response\n"));
1122         }
1123         else
1124         {
1125                 // Init variable
1126                 pAd->MacTab.Content[BSSID_WCID].RSNIE_Len = 0;
1127                 NdisZeroMemory(pAd->MacTab.Content[BSSID_WCID].RSN_IE, MAX_LEN_OF_RSNIE);
1128
1129                 // Store appropriate RSN_IE for WPA SM negotiation later
1130                 if ((pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA) && (pAd->ScanTab.BssEntry[Idx].VarIELen != 0))
1131                 {
1132                         PUCHAR              pVIE;
1133                         USHORT              len;
1134                         PEID_STRUCT         pEid;
1135
1136                         pVIE = pAd->ScanTab.BssEntry[Idx].VarIEs;
1137                         len      = pAd->ScanTab.BssEntry[Idx].VarIELen;
1138
1139                         while (len > 0)
1140                         {
1141                                 pEid = (PEID_STRUCT) pVIE;
1142                                 // For WPA/WPAPSK
1143                                 if ((pEid->Eid == IE_WPA) && (NdisEqualMemory(pEid->Octet, WPA_OUI, 4))
1144                                         && (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA || pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK))
1145                                 {
1146                                         NdisMoveMemory(pAd->MacTab.Content[BSSID_WCID].RSN_IE, pVIE, (pEid->Len + 2));
1147                                         pAd->MacTab.Content[BSSID_WCID].RSNIE_Len = (pEid->Len + 2);
1148                                         DBGPRINT(RT_DEBUG_TRACE, ("AssocPostProc===> Store RSN_IE for WPA SM negotiation \n"));
1149                                 }
1150                                 // For WPA2/WPA2PSK
1151                                 else if ((pEid->Eid == IE_RSN) && (NdisEqualMemory(pEid->Octet + 2, RSN_OUI, 3))
1152                                         && (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2 || pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK))
1153                                 {
1154                                         NdisMoveMemory(pAd->MacTab.Content[BSSID_WCID].RSN_IE, pVIE, (pEid->Len + 2));
1155                                         pAd->MacTab.Content[BSSID_WCID].RSNIE_Len = (pEid->Len + 2);
1156                                         DBGPRINT(RT_DEBUG_TRACE, ("AssocPostProc===> Store RSN_IE for WPA2 SM negotiation \n"));
1157                                 }
1158
1159                                 pVIE += (pEid->Len + 2);
1160                                 len  -= (pEid->Len + 2);
1161                         }
1162                 }
1163
1164                 if (pAd->MacTab.Content[BSSID_WCID].RSNIE_Len == 0)
1165                 {
1166                         DBGPRINT(RT_DEBUG_TRACE, ("AssocPostProc===> no RSN_IE \n"));
1167                 }
1168                 else
1169                 {
1170                         hex_dump("RSN_IE", pAd->MacTab.Content[BSSID_WCID].RSN_IE, pAd->MacTab.Content[BSSID_WCID].RSNIE_Len);
1171                 }
1172         }
1173 }
1174
1175 /*
1176         ==========================================================================
1177         Description:
1178                 left part of IEEE 802.11/1999 p.374
1179         Parameters:
1180                 Elem - MLME message containing the received frame
1181
1182         IRQL = DISPATCH_LEVEL
1183
1184         ==========================================================================
1185  */
1186 VOID PeerDisassocAction(
1187         IN PRTMP_ADAPTER pAd,
1188         IN MLME_QUEUE_ELEM *Elem)
1189 {
1190         UCHAR         Addr2[MAC_ADDR_LEN];
1191         USHORT        Reason;
1192
1193         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - PeerDisassocAction()\n"));
1194         if(PeerDisassocSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &Reason))
1195         {
1196                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - PeerDisassocAction() Reason = %d\n", Reason));
1197                 if (INFRA_ON(pAd) && MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid, Addr2))
1198                 {
1199
1200                         if (pAd->CommonCfg.bWirelessEvent)
1201                         {
1202                                 RTMPSendWirelessEvent(pAd, IW_DISASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1203                         }
1204
1205                         //
1206                         // Get Current System time and Turn on AdjacentAPReport
1207                         //
1208                         NdisGetSystemUpTime(&pAd->StaCfg.CCXAdjacentAPLinkDownTime);
1209                         pAd->StaCfg.CCXAdjacentAPReportFlag = TRUE;
1210                         LinkDown(pAd, TRUE);
1211                         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1212
1213             {
1214                 union iwreq_data    wrqu;
1215                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
1216                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
1217             }
1218                 }
1219         }
1220         else
1221         {
1222                 DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - PeerDisassocAction() sanity check fail\n"));
1223         }
1224
1225 }
1226
1227 /*
1228         ==========================================================================
1229         Description:
1230                 what the state machine will do after assoc timeout
1231         Parameters:
1232                 Elme -
1233
1234         IRQL = DISPATCH_LEVEL
1235
1236         ==========================================================================
1237  */
1238 VOID AssocTimeoutAction(
1239         IN PRTMP_ADAPTER pAd,
1240         IN MLME_QUEUE_ELEM *Elem)
1241 {
1242         USHORT  Status;
1243         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - AssocTimeoutAction\n"));
1244         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1245         Status = MLME_REJ_TIMEOUT;
1246         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
1247 }
1248
1249 /*
1250         ==========================================================================
1251         Description:
1252                 what the state machine will do after reassoc timeout
1253
1254         IRQL = DISPATCH_LEVEL
1255
1256         ==========================================================================
1257  */
1258 VOID ReassocTimeoutAction(
1259         IN PRTMP_ADAPTER pAd,
1260         IN MLME_QUEUE_ELEM *Elem)
1261 {
1262         USHORT  Status;
1263         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - ReassocTimeoutAction\n"));
1264         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1265         Status = MLME_REJ_TIMEOUT;
1266         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
1267 }
1268
1269 /*
1270         ==========================================================================
1271         Description:
1272                 what the state machine will do after disassoc timeout
1273
1274         IRQL = DISPATCH_LEVEL
1275
1276         ==========================================================================
1277  */
1278 VOID DisassocTimeoutAction(
1279         IN PRTMP_ADAPTER pAd,
1280         IN MLME_QUEUE_ELEM *Elem)
1281 {
1282         USHORT  Status;
1283         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - DisassocTimeoutAction\n"));
1284         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1285         Status = MLME_SUCCESS;
1286         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DISASSOC_CONF, 2, &Status);
1287 }
1288
1289 VOID InvalidStateWhenAssoc(
1290         IN PRTMP_ADAPTER pAd,
1291         IN MLME_QUEUE_ELEM *Elem)
1292 {
1293         USHORT  Status;
1294         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - InvalidStateWhenAssoc(state=%ld), reset ASSOC state machine\n",
1295                 pAd->Mlme.AssocMachine.CurrState));
1296         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1297         Status = MLME_STATE_MACHINE_REJECT;
1298         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
1299 }
1300
1301 VOID InvalidStateWhenReassoc(
1302         IN PRTMP_ADAPTER pAd,
1303         IN MLME_QUEUE_ELEM *Elem)
1304 {
1305         USHORT Status;
1306         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - InvalidStateWhenReassoc(state=%ld), reset ASSOC state machine\n",
1307                 pAd->Mlme.AssocMachine.CurrState));
1308         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1309         Status = MLME_STATE_MACHINE_REJECT;
1310         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
1311 }
1312
1313 VOID InvalidStateWhenDisassociate(
1314         IN PRTMP_ADAPTER pAd,
1315         IN MLME_QUEUE_ELEM *Elem)
1316 {
1317         USHORT Status;
1318         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - InvalidStateWhenDisassoc(state=%ld), reset ASSOC state machine\n",
1319                 pAd->Mlme.AssocMachine.CurrState));
1320         pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
1321         Status = MLME_STATE_MACHINE_REJECT;
1322         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DISASSOC_CONF, 2, &Status);
1323 }
1324
1325 /*
1326         ==========================================================================
1327         Description:
1328                 right part of IEEE 802.11/1999 page 374
1329         Note:
1330                 This event should never cause ASSOC state machine perform state
1331                 transition, and has no relationship with CNTL machine. So we separate
1332                 this routine as a service outside of ASSOC state transition table.
1333
1334         IRQL = DISPATCH_LEVEL
1335
1336         ==========================================================================
1337  */
1338 VOID Cls3errAction(
1339         IN PRTMP_ADAPTER pAd,
1340         IN PUCHAR        pAddr)
1341 {
1342         HEADER_802_11         DisassocHdr;
1343         PHEADER_802_11        pDisassocHdr;
1344         PUCHAR                pOutBuffer = NULL;
1345         ULONG                 FrameLen = 0;
1346         NDIS_STATUS           NStatus;
1347         USHORT                Reason = REASON_CLS3ERR;
1348
1349         NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);  //Get an unused nonpaged memory
1350         if (NStatus != NDIS_STATUS_SUCCESS)
1351                 return;
1352
1353         DBGPRINT(RT_DEBUG_TRACE, ("ASSOC - Class 3 Error, Send DISASSOC frame\n"));
1354         MgtMacHeaderInit(pAd, &DisassocHdr, SUBTYPE_DISASSOC, 0, pAddr, pAd->CommonCfg.Bssid);  // patch peap ttls switching issue
1355         MakeOutgoingFrame(pOutBuffer,           &FrameLen,
1356                                           sizeof(HEADER_802_11),&DisassocHdr,
1357                                           2,                    &Reason,
1358                                           END_OF_ARGS);
1359         MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
1360
1361         // To patch Instance and Buffalo(N) AP
1362         // Driver has to send deauth to Instance AP, but Buffalo(N) needs to send disassoc to reset Authenticator's state machine
1363         // Therefore, we send both of them.
1364         pDisassocHdr = (PHEADER_802_11)pOutBuffer;
1365         pDisassocHdr->FC.SubType = SUBTYPE_DEAUTH;
1366         MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
1367
1368         MlmeFreeMemory(pAd, pOutBuffer);
1369
1370         pAd->StaCfg.DisassocReason = REASON_CLS3ERR;
1371         COPY_MAC_ADDR(pAd->StaCfg.DisassocSta, pAddr);
1372 }
1373
1374  /*
1375          ==========================================================================
1376          Description:
1377                  Switch between WEP and CKIP upon new association up.
1378          Parameters:
1379
1380          IRQL = DISPATCH_LEVEL
1381
1382          ==========================================================================
1383   */
1384 VOID SwitchBetweenWepAndCkip(
1385         IN PRTMP_ADAPTER pAd)
1386 {
1387         int            i;
1388         SHAREDKEY_MODE_STRUC  csr1;
1389
1390         // if KP is required. change the CipherAlg in hardware shard key table from WEP
1391         // to CKIP. else remain as WEP
1392         if (pAd->StaCfg.bCkipOn && (pAd->StaCfg.CkipFlag & 0x10))
1393         {
1394                 // modify hardware key table so that MAC use correct algorithm to decrypt RX
1395                 RTMP_IO_READ32(pAd, SHARED_KEY_MODE_BASE, &csr1.word);
1396                 if (csr1.field.Bss0Key0CipherAlg == CIPHER_WEP64)
1397                         csr1.field.Bss0Key0CipherAlg = CIPHER_CKIP64;
1398                 else if (csr1.field.Bss0Key0CipherAlg == CIPHER_WEP128)
1399                         csr1.field.Bss0Key0CipherAlg = CIPHER_CKIP128;
1400
1401                 if (csr1.field.Bss0Key1CipherAlg == CIPHER_WEP64)
1402                         csr1.field.Bss0Key1CipherAlg = CIPHER_CKIP64;
1403                 else if (csr1.field.Bss0Key1CipherAlg == CIPHER_WEP128)
1404                         csr1.field.Bss0Key1CipherAlg = CIPHER_CKIP128;
1405
1406                 if (csr1.field.Bss0Key2CipherAlg == CIPHER_WEP64)
1407                         csr1.field.Bss0Key2CipherAlg = CIPHER_CKIP64;
1408                 else if (csr1.field.Bss0Key2CipherAlg == CIPHER_WEP128)
1409                         csr1.field.Bss0Key2CipherAlg = CIPHER_CKIP128;
1410
1411                 if (csr1.field.Bss0Key3CipherAlg == CIPHER_WEP64)
1412                         csr1.field.Bss0Key3CipherAlg = CIPHER_CKIP64;
1413                 else if (csr1.field.Bss0Key3CipherAlg == CIPHER_WEP128)
1414                         csr1.field.Bss0Key3CipherAlg = CIPHER_CKIP128;
1415                 RTMP_IO_WRITE32(pAd, SHARED_KEY_MODE_BASE, csr1.word);
1416                 DBGPRINT(RT_DEBUG_TRACE, ("SwitchBetweenWepAndCkip: modify BSS0 cipher to %s\n", CipherName[csr1.field.Bss0Key0CipherAlg]));
1417
1418                 // modify software key table so that driver can specify correct algorithm in TXD upon TX
1419                 for (i=0; i<SHARE_KEY_NUM; i++)
1420                 {
1421                         if (pAd->SharedKey[BSS0][i].CipherAlg == CIPHER_WEP64)
1422                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_CKIP64;
1423                         else if (pAd->SharedKey[BSS0][i].CipherAlg == CIPHER_WEP128)
1424                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_CKIP128;
1425                 }
1426         }
1427
1428         // else if KP NOT inused. change the CipherAlg in hardware shard key table from CKIP
1429         // to WEP.
1430         else
1431         {
1432                 // modify hardware key table so that MAC use correct algorithm to decrypt RX
1433                 RTMP_IO_READ32(pAd, SHARED_KEY_MODE_BASE, &csr1.word);
1434                 if (csr1.field.Bss0Key0CipherAlg == CIPHER_CKIP64)
1435                         csr1.field.Bss0Key0CipherAlg = CIPHER_WEP64;
1436                 else if (csr1.field.Bss0Key0CipherAlg == CIPHER_CKIP128)
1437                         csr1.field.Bss0Key0CipherAlg = CIPHER_WEP128;
1438
1439                 if (csr1.field.Bss0Key1CipherAlg == CIPHER_CKIP64)
1440                         csr1.field.Bss0Key1CipherAlg = CIPHER_WEP64;
1441                 else if (csr1.field.Bss0Key1CipherAlg == CIPHER_CKIP128)
1442                         csr1.field.Bss0Key1CipherAlg = CIPHER_WEP128;
1443
1444                 if (csr1.field.Bss0Key2CipherAlg == CIPHER_CKIP64)
1445                         csr1.field.Bss0Key2CipherAlg = CIPHER_WEP64;
1446                 else if (csr1.field.Bss0Key2CipherAlg == CIPHER_CKIP128)
1447                         csr1.field.Bss0Key2CipherAlg = CIPHER_WEP128;
1448
1449                 if (csr1.field.Bss0Key3CipherAlg == CIPHER_CKIP64)
1450                         csr1.field.Bss0Key3CipherAlg = CIPHER_WEP64;
1451                 else if (csr1.field.Bss0Key3CipherAlg == CIPHER_CKIP128)
1452                         csr1.field.Bss0Key3CipherAlg = CIPHER_WEP128;
1453
1454                 // modify software key table so that driver can specify correct algorithm in TXD upon TX
1455                 for (i=0; i<SHARE_KEY_NUM; i++)
1456                 {
1457                         if (pAd->SharedKey[BSS0][i].CipherAlg == CIPHER_CKIP64)
1458                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_WEP64;
1459                         else if (pAd->SharedKey[BSS0][i].CipherAlg == CIPHER_CKIP128)
1460                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_WEP128;
1461                 }
1462
1463                 //
1464                 // On WPA-NONE, must update CipherAlg.
1465                 // Because the OID_802_11_WEP_STATUS was been set after OID_802_11_ADD_KEY
1466                 // and CipherAlg will be CIPHER_NONE by Windows ZeroConfig.
1467                 // So we need to update CipherAlg after connect.
1468                 //
1469                 if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPANone)
1470                 {
1471                         for (i = 0; i < SHARE_KEY_NUM; i++)
1472                         {
1473                                 if (pAd->SharedKey[BSS0][i].KeyLen != 0)
1474                                 {
1475                                         if (pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled)
1476                                         {
1477                                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_TKIP;
1478                                         }
1479                                         else if (pAd->StaCfg.WepStatus == Ndis802_11Encryption3Enabled)
1480                                         {
1481                                                 pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_AES;
1482                                         }
1483                                 }
1484                                 else
1485                                 {
1486                                         pAd->SharedKey[BSS0][i].CipherAlg = CIPHER_NONE;
1487                                 }
1488                         }
1489
1490                         csr1.field.Bss0Key0CipherAlg = pAd->SharedKey[BSS0][0].CipherAlg;
1491                         csr1.field.Bss0Key1CipherAlg = pAd->SharedKey[BSS0][1].CipherAlg;
1492                         csr1.field.Bss0Key2CipherAlg = pAd->SharedKey[BSS0][2].CipherAlg;
1493                         csr1.field.Bss0Key3CipherAlg = pAd->SharedKey[BSS0][3].CipherAlg;
1494                 }
1495                 RTMP_IO_WRITE32(pAd, SHARED_KEY_MODE_BASE, csr1.word);
1496                 DBGPRINT(RT_DEBUG_TRACE, ("SwitchBetweenWepAndCkip: modify BSS0 cipher to %s\n", CipherName[csr1.field.Bss0Key0CipherAlg]));
1497         }
1498 }
1499
1500 int wext_notify_event_assoc(
1501         IN  RTMP_ADAPTER *pAd)
1502 {
1503     union iwreq_data    wrqu;
1504     char custom[IW_CUSTOM_MAX] = {0};
1505
1506 #if WIRELESS_EXT > 17
1507     if (pAd->StaCfg.ReqVarIELen <= IW_CUSTOM_MAX)
1508     {
1509         wrqu.data.length = pAd->StaCfg.ReqVarIELen;
1510         memcpy(custom, pAd->StaCfg.ReqVarIEs, pAd->StaCfg.ReqVarIELen);
1511         wireless_send_event(pAd->net_dev, IWEVASSOCREQIE, &wrqu, custom);
1512     }
1513     else
1514         DBGPRINT(RT_DEBUG_TRACE, ("pAd->StaCfg.ReqVarIELen > MAX_CUSTOM_LEN\n"));
1515 #else
1516     if (((pAd->StaCfg.ReqVarIELen*2) + 17) <= IW_CUSTOM_MAX)
1517     {
1518         UCHAR   idx;
1519         wrqu.data.length = (pAd->StaCfg.ReqVarIELen*2) + 17;
1520         sprintf(custom, "ASSOCINFO(ReqIEs=");
1521         for (idx=0; idx<pAd->StaCfg.ReqVarIELen; idx++)
1522                 sprintf(custom + strlen(custom), "%02x", pAd->StaCfg.ReqVarIEs[idx]);
1523         wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, custom);
1524     }
1525     else
1526         DBGPRINT(RT_DEBUG_TRACE, ("(pAd->StaCfg.ReqVarIELen*2) + 17 > MAX_CUSTOM_LEN\n"));
1527 #endif
1528
1529         return 0;
1530
1531 }
1532
1533 #ifdef RT2870
1534 BOOLEAN StaAddMacTableEntry(
1535         IN  PRTMP_ADAPTER               pAd,
1536         IN  PMAC_TABLE_ENTRY    pEntry,
1537         IN  UCHAR                               MaxSupportedRateIn500Kbps,
1538         IN  HT_CAPABILITY_IE    *pHtCapability,
1539         IN  UCHAR                               HtCapabilityLen,
1540         IN  USHORT                      CapabilityInfo)
1541 {
1542         UCHAR            MaxSupportedRate = RATE_11;
1543
1544         if (ADHOC_ON(pAd))
1545                 CLIENT_STATUS_CLEAR_FLAG(pEntry, fCLIENT_STATUS_WMM_CAPABLE);
1546
1547         switch (MaxSupportedRateIn500Kbps)
1548     {
1549         case 108: MaxSupportedRate = RATE_54;   break;
1550         case 96:  MaxSupportedRate = RATE_48;   break;
1551         case 72:  MaxSupportedRate = RATE_36;   break;
1552         case 48:  MaxSupportedRate = RATE_24;   break;
1553         case 36:  MaxSupportedRate = RATE_18;   break;
1554         case 24:  MaxSupportedRate = RATE_12;   break;
1555         case 18:  MaxSupportedRate = RATE_9;    break;
1556         case 12:  MaxSupportedRate = RATE_6;    break;
1557         case 22:  MaxSupportedRate = RATE_11;   break;
1558         case 11:  MaxSupportedRate = RATE_5_5;  break;
1559         case 4:   MaxSupportedRate = RATE_2;    break;
1560         case 2:   MaxSupportedRate = RATE_1;    break;
1561         default:  MaxSupportedRate = RATE_11;   break;
1562     }
1563
1564     if ((pAd->CommonCfg.PhyMode == PHY_11G) && (MaxSupportedRate < RATE_FIRST_OFDM_RATE))
1565         return FALSE;
1566
1567         // 11n only
1568         if (((pAd->CommonCfg.PhyMode == PHY_11N_2_4G) || (pAd->CommonCfg.PhyMode == PHY_11N_5G))&& (HtCapabilityLen == 0))
1569                 return FALSE;
1570
1571         if (!pEntry)
1572         return FALSE;
1573
1574         NdisAcquireSpinLock(&pAd->MacTabLock);
1575         if (pEntry)
1576         {
1577                 pEntry->PortSecured = WPA_802_1X_PORT_SECURED;
1578                 if ((MaxSupportedRate < RATE_FIRST_OFDM_RATE) ||
1579                         (pAd->CommonCfg.PhyMode == PHY_11B))
1580                 {
1581                         pEntry->RateLen = 4;
1582                         if (MaxSupportedRate >= RATE_FIRST_OFDM_RATE)
1583                                 MaxSupportedRate = RATE_11;
1584                 }
1585                 else
1586                         pEntry->RateLen = 12;
1587
1588                 pEntry->MaxHTPhyMode.word = 0;
1589                 pEntry->MinHTPhyMode.word = 0;
1590                 pEntry->HTPhyMode.word = 0;
1591                 pEntry->MaxSupportedRate = MaxSupportedRate;
1592                 if (pEntry->MaxSupportedRate < RATE_FIRST_OFDM_RATE)
1593                 {
1594                         pEntry->MaxHTPhyMode.field.MODE = MODE_CCK;
1595                         pEntry->MaxHTPhyMode.field.MCS = pEntry->MaxSupportedRate;
1596                         pEntry->MinHTPhyMode.field.MODE = MODE_CCK;
1597                         pEntry->MinHTPhyMode.field.MCS = pEntry->MaxSupportedRate;
1598                         pEntry->HTPhyMode.field.MODE = MODE_CCK;
1599                         pEntry->HTPhyMode.field.MCS = pEntry->MaxSupportedRate;
1600                 }
1601                 else
1602                 {
1603                         pEntry->MaxHTPhyMode.field.MODE = MODE_OFDM;
1604                         pEntry->MaxHTPhyMode.field.MCS = OfdmRateToRxwiMCS[pEntry->MaxSupportedRate];
1605                         pEntry->MinHTPhyMode.field.MODE = MODE_OFDM;
1606                         pEntry->MinHTPhyMode.field.MCS = OfdmRateToRxwiMCS[pEntry->MaxSupportedRate];
1607                         pEntry->HTPhyMode.field.MODE = MODE_OFDM;
1608                         pEntry->HTPhyMode.field.MCS = OfdmRateToRxwiMCS[pEntry->MaxSupportedRate];
1609                 }
1610                 pEntry->CapabilityInfo = CapabilityInfo;
1611                 CLIENT_STATUS_CLEAR_FLAG(pEntry, fCLIENT_STATUS_AGGREGATION_CAPABLE);
1612                 CLIENT_STATUS_CLEAR_FLAG(pEntry, fCLIENT_STATUS_PIGGYBACK_CAPABLE);
1613         }
1614
1615         // If this Entry supports 802.11n, upgrade to HT rate.
1616         if ((HtCapabilityLen != 0) && (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED))
1617         {
1618                 UCHAR   j, bitmask; //k,bitmask;
1619                 CHAR    i;
1620
1621                 if (ADHOC_ON(pAd))
1622                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_WMM_CAPABLE);
1623                 if ((pHtCapability->HtCapInfo.GF) && (pAd->CommonCfg.DesiredHtPhy.GF))
1624                 {
1625                         pEntry->MaxHTPhyMode.field.MODE = MODE_HTGREENFIELD;
1626                 }
1627                 else
1628                 {
1629                         pEntry->MaxHTPhyMode.field.MODE = MODE_HTMIX;
1630                         pAd->MacTab.fAnyStationNonGF = TRUE;
1631                         pAd->CommonCfg.AddHTInfo.AddHtInfo2.NonGfPresent = 1;
1632                 }
1633
1634                 if ((pHtCapability->HtCapInfo.ChannelWidth) && (pAd->CommonCfg.DesiredHtPhy.ChannelWidth))
1635                 {
1636                         pEntry->MaxHTPhyMode.field.BW= BW_40;
1637                         pEntry->MaxHTPhyMode.field.ShortGI = ((pAd->CommonCfg.DesiredHtPhy.ShortGIfor40)&(pHtCapability->HtCapInfo.ShortGIfor40));
1638                 }
1639                 else
1640                 {
1641                         pEntry->MaxHTPhyMode.field.BW = BW_20;
1642                         pEntry->MaxHTPhyMode.field.ShortGI = ((pAd->CommonCfg.DesiredHtPhy.ShortGIfor20)&(pHtCapability->HtCapInfo.ShortGIfor20));
1643                         pAd->MacTab.fAnyStation20Only = TRUE;
1644                 }
1645
1646                 // 3*3
1647                 if (pAd->MACVersion >= RALINK_2883_VERSION && pAd->MACVersion < RALINK_3070_VERSION)
1648                         pEntry->MaxHTPhyMode.field.TxBF = pAd->CommonCfg.RegTransmitSetting.field.TxBF;
1649
1650                 // find max fixed rate
1651                 for (i=23; i>=0; i--) // 3*3
1652                 {
1653                         j = i/8;
1654                         bitmask = (1<<(i-(j*8)));
1655                         if ((pAd->StaCfg.DesiredHtPhyInfo.MCSSet[j] & bitmask) && (pHtCapability->MCSSet[j] & bitmask))
1656                         {
1657                                 pEntry->MaxHTPhyMode.field.MCS = i;
1658                                 break;
1659                         }
1660                         if (i==0)
1661                                 break;
1662                 }
1663
1664
1665                 if (pAd->StaCfg.DesiredTransmitSetting.field.MCS != MCS_AUTO)
1666                 {
1667                         if (pAd->StaCfg.DesiredTransmitSetting.field.MCS == 32)
1668                         {
1669                                 // Fix MCS as HT Duplicated Mode
1670                                 pEntry->MaxHTPhyMode.field.BW = 1;
1671                                 pEntry->MaxHTPhyMode.field.MODE = MODE_HTMIX;
1672                                 pEntry->MaxHTPhyMode.field.STBC = 0;
1673                                 pEntry->MaxHTPhyMode.field.ShortGI = 0;
1674                                 pEntry->MaxHTPhyMode.field.MCS = 32;
1675                         }
1676                         else if (pEntry->MaxHTPhyMode.field.MCS > pAd->StaCfg.HTPhyMode.field.MCS)
1677                         {
1678                                 // STA supports fixed MCS
1679                                 pEntry->MaxHTPhyMode.field.MCS = pAd->StaCfg.HTPhyMode.field.MCS;
1680                         }
1681                 }
1682
1683                 pEntry->MaxHTPhyMode.field.STBC = (pHtCapability->HtCapInfo.RxSTBC & (pAd->CommonCfg.DesiredHtPhy.TxSTBC));
1684                 pEntry->MpduDensity = pHtCapability->HtCapParm.MpduDensity;
1685                 pEntry->MaxRAmpduFactor = pHtCapability->HtCapParm.MaxRAmpduFactor;
1686                 pEntry->MmpsMode = (UCHAR)pHtCapability->HtCapInfo.MimoPs;
1687                 pEntry->AMsduSize = (UCHAR)pHtCapability->HtCapInfo.AMsduSize;
1688                 pEntry->HTPhyMode.word = pEntry->MaxHTPhyMode.word;
1689
1690                 if (pAd->CommonCfg.DesiredHtPhy.AmsduEnable && (pAd->CommonCfg.REGBACapability.field.AutoBA == FALSE))
1691                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_AMSDU_INUSED);
1692                 if (pHtCapability->HtCapInfo.ShortGIfor20)
1693                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_SGI20_CAPABLE);
1694                 if (pHtCapability->HtCapInfo.ShortGIfor40)
1695                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_SGI40_CAPABLE);
1696                 if (pHtCapability->HtCapInfo.TxSTBC)
1697                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_TxSTBC_CAPABLE);
1698                 if (pHtCapability->HtCapInfo.RxSTBC)
1699                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_RxSTBC_CAPABLE);
1700                 if (pHtCapability->ExtHtCapInfo.PlusHTC)
1701                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_HTC_CAPABLE);
1702                 if (pAd->CommonCfg.bRdg && pHtCapability->ExtHtCapInfo.RDGSupport)
1703                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_RDG_CAPABLE);
1704                 if (pHtCapability->ExtHtCapInfo.MCSFeedback == 0x03)
1705                         CLIENT_STATUS_SET_FLAG(pEntry, fCLIENT_STATUS_MCSFEEDBACK_CAPABLE);
1706         }
1707         else
1708         {
1709                 pAd->MacTab.fAnyStationIsLegacy = TRUE;
1710         }
1711
1712         NdisMoveMemory(&pEntry->HTCapability, pHtCapability, sizeof(HT_CAPABILITY_IE));
1713
1714         pEntry->HTPhyMode.word = pEntry->MaxHTPhyMode.word;
1715         pEntry->CurrTxRate = pEntry->MaxSupportedRate;
1716
1717         // Set asic auto fall back
1718         if (pAd->StaCfg.bAutoTxRateSwitch == TRUE)
1719         {
1720                 PUCHAR                                  pTable;
1721                 UCHAR                                   TableSize = 0;
1722
1723                 MlmeSelectTxRateTable(pAd, pEntry, &pTable, &TableSize, &pEntry->CurrTxRateIndex);
1724                 pEntry->bAutoTxRateSwitch = TRUE;
1725         }
1726         else
1727         {
1728                 pEntry->HTPhyMode.field.MODE    = pAd->StaCfg.HTPhyMode.field.MODE;
1729                 pEntry->HTPhyMode.field.MCS     = pAd->StaCfg.HTPhyMode.field.MCS;
1730                 pEntry->bAutoTxRateSwitch = FALSE;
1731
1732                 // If the legacy mode is set, overwrite the transmit setting of this entry.
1733                 RTMPUpdateLegacyTxSetting((UCHAR)pAd->StaCfg.DesiredTransmitSetting.field.FixedTxMode, pEntry);
1734         }
1735
1736         pEntry->PortSecured = WPA_802_1X_PORT_SECURED;
1737         pEntry->Sst = SST_ASSOC;
1738         pEntry->AuthState = AS_AUTH_OPEN;
1739         pEntry->AuthMode = pAd->StaCfg.AuthMode;
1740         pEntry->WepStatus = pAd->StaCfg.WepStatus;
1741
1742         NdisReleaseSpinLock(&pAd->MacTabLock);
1743
1744     {
1745         union iwreq_data    wrqu;
1746         wext_notify_event_assoc(pAd);
1747
1748         memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
1749         memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
1750         wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
1751
1752     }
1753         return TRUE;
1754 }
1755 #endif /* RT2870 */