/*
==========================================================================
Description:
peer sends reassoc rsp
Parametrs:
Elem - MLME message cntaining the received frame
==========================================================================
*/
VOID PeerReassocRspAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
USHORT CapabilityInfo;
USHORT Status;
USHORT Aid;
UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES], SupRateLen;
UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES], ExtRateLen;
UCHAR Addr2[MAC_ADDR_LEN];
EDCA_PARM EdcaParm;
BOOLEAN TimerCancelled;
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
union iwreq_data wrqu;
#endif
if(PeerAssocRspSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &CapabilityInfo, &Status, &Aid, SupRate, &SupRateLen, ExtRate, &ExtRateLen, &EdcaParm))
{
if(MAC_ADDR_EQUAL(Addr2, pAd->MlmeAux.Bssid)) // The frame is for me ?
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - receive REASSOC_RSP to me (status=%d)\n", Status);
RTMPCancelTimer(&pAd->MlmeAux.ReassocTimer,&TimerCancelled);
if(Status == MLME_SUCCESS)
{
// go to procedure listed on page 376
AssocPostProc(pAd, Addr2, CapabilityInfo, Aid, SupRate, SupRateLen, ExtRate, ExtRateLen, &EdcaParm);
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.WPA_Supplicant == TRUE)
{
//collect associate info
link_status_handler(pAd);
//send associnfo event to wpa_supplicant
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_ASSOC_EVENT_FLAG;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
DBGPRINT(RT_DEBUG_OFF, "ASSOC - receive REASSOC_RSP to me (status=%d)\n", Status);
#endif
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.bNativeWpa == TRUE) // add by johnli
wext_notify_event_assoc(pAd, SIOCGIWAP, TRUE);
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT
}
pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_REASSOC_CONF, 2, &Status);
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - PeerReassocRspAction() sanity check fail\n");
}
}
/*
==========================================================================
Description:
left part of IEEE 802.11/1999 p.374
Parameters:
Elem - MLME message containing the received frame
==========================================================================
*/
VOID PeerDisassocAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
UCHAR Addr2[MAC_ADDR_LEN];
USHORT Reason;
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
union iwreq_data wrqu;
#endif
if(PeerDisassocSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &Reason))
{
if (INFRA_ON(pAd) && MAC_ADDR_EQUAL(pAd->PortCfg.Bssid, Addr2))
{
LinkDown(pAd, TRUE);
pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.WPA_Supplicant == TRUE)
{
// send disassoc event to wpa_supplicant
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_DISASSOC_EVENT_FLAG;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
#endif
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.bNativeWpa == TRUE) // add by johnli
wext_notify_event_assoc(pAd, SIOCGIWAP, FALSE);
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT
#if 0
// 2004-09-11 john: can't remember why AP will DISASSOCIATE us.
// But since it says for 2430 only, we temporaily remove the patch.
// 2002/11/21 -
// patch RT2430/RT2420 hangup issue. We suspect this AP DIS-ASSOCIATE frame
// is caused by PHY hangup, so we reset PHY, then auto recover the connection.
// if this attempt fails, then remains in LinkDown and leaves the problem
// to MlmePeriodicExec()
// NICPatchRT2430Bug(pAd);
pAd->RalinkCounters.BeenDisassociatedCount ++;
// Remove auto recover effort when disassociate by AP, re-enable for patch 2430 only
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - Disassociated by AP, Auto Recovery attempt #%d\n", pAd->RalinkCounters.BeenDisassociatedCount);
MlmeAutoReconnectLastSSID(pAd);
#endif
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - PeerDisassocAction() sanity check fail\n");
}
}
/*
==========================================================================
Description:
peer sends assoc rsp back
Parameters:
Elme - MLME message containing the received frame
==========================================================================
*/
VOID PeerAssocRspAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
USHORT CapabilityInfo, Status, Aid;
UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES], SupRateLen;
UCHAR ExtRate[MAX_LEN_OF_SUPPORTED_RATES], ExtRateLen;
UCHAR Addr2[MAC_ADDR_LEN];
EDCA_PARM EdcaParm;
BOOLEAN TimerCancelled;
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
union iwreq_data wrqu;
#endif
if (PeerAssocRspSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &CapabilityInfo, &Status, &Aid, SupRate, &SupRateLen, ExtRate, &ExtRateLen, &EdcaParm))
{
// The frame is for me ?
if(MAC_ADDR_EQUAL(Addr2, pAd->MlmeAux.Bssid))
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - receive ASSOC_RSP to me (status=%d)\n", Status);
RTMPCancelTimer(&pAd->MlmeAux.AssocTimer,&TimerCancelled);
if(Status == MLME_SUCCESS)
{
//
// There may some packets will be drop, if we haven't set the BSS type!
// For example: EAPOL packet and the case of WHQL lost Packets.
// Since this may some delays to set those variables at LinkUp(..) on this (Mlme) thread.
//
// This is a trick, set the BSS type here.
//
if (pAd->PortCfg.BssType == BSS_INFRA)
{
OPSTATUS_SET_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
}
// go to procedure listed on page 376
AssocPostProc(pAd, Addr2, CapabilityInfo, Aid, SupRate, SupRateLen, ExtRate, ExtRateLen, &EdcaParm);
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.WPA_Supplicant == TRUE) {
// collect associate info
link_status_handler(pAd);
//send associnfo event to wpa_supplicant
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_ASSOC_EVENT_FLAG;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
#endif
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
// collect associate info and notify the wpa_supplicant.
if (pAd->PortCfg.bNativeWpa == TRUE) // add by johnli
wext_notify_event_assoc(pAd, SIOCGIWAP, TRUE);
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT
}
pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_ASSOC_CONF, 2, &Status);
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - PeerAssocRspAction() sanity check fail\n");
}
}
/*
==========================================================================
Description:
Upper layer issues disassoc request
Parameters:
Elem -
==========================================================================
*/
VOID MlmeDisassocReqAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
PMLME_DISASSOC_REQ_STRUCT pDisassocReq;
HEADER_802_11 DisassocHdr;
PCHAR pOutBuffer = NULL;
ULONG FrameLen = 0;
ULONG Timeout = 0;
USHORT Status;
USHORT NStatus;
BOOLEAN TimerCancelled;
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
union iwreq_data wrqu;
#endif
// skip sanity check
pDisassocReq = (PMLME_DISASSOC_REQ_STRUCT)(Elem->Msg);
// allocate and send out DeassocReq frame
NStatus = MlmeAllocateMemory(pAd, (PVOID *)&pOutBuffer); //Get an unused nonpaged memory
if (NStatus != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - MlmeDisassocReqAction() allocate memory failed\n");
pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE;
Status = MLME_FAIL_NO_RESOURCE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DISASSOC_CONF, 2, &Status);
return;
}
RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer,&TimerCancelled);
DBGPRINT(RT_DEBUG_TRACE, "ASSOC - Send DISASSOC request\n");
MgtMacHeaderInit(pAd, &DisassocHdr, SUBTYPE_DISASSOC, 0, pDisassocReq->Addr, pDisassocReq->Addr);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11),&DisassocHdr,
2, &pDisassocReq->Reason,
END_OF_ARGS);
MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen);
// Set the control aux SSID to prevent it reconnect to old SSID
// Since calling this indicate user don't want to connect to that SSID anymore.
// 2004-11-10 can't reset this info, cause it may be the new SSID that user requests for
// pAd->MlmeAux.SsidLen = MAX_LEN_OF_SSID;
// NdisZeroMemory(pAd->MlmeAux.Ssid, MAX_LEN_OF_SSID);
// NdisZeroMemory(pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
#ifdef RALINK_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.WPA_Supplicant == TRUE) {
//send disassociate event to wpa_supplicant
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = RT_DISASSOC_EVENT_FLAG;
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
}
#endif
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
if (pAd->PortCfg.bNativeWpa == TRUE) // add by johnli
wext_notify_event_assoc(pAd, SIOCGIWAP, FALSE);
#endif // NATIVE_WPA_SUPPLICANT_SUPPORT
pAd->PortCfg.DisassocReason = REASON_DISASSOC_STA_LEAVING;
COPY_MAC_ADDR(pAd->PortCfg.DisassocSta, pDisassocReq->Addr);
RTMPSetTimer(&pAd->MlmeAux.DisassocTimer, Timeout);
pAd->Mlme.AssocMachine.CurrState = DISASSOC_WAIT_RSP;
}
