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connect.c
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connect.c
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/*
***************************************************************************
* Ralink Tech Inc.
* 4F, No. 2 Technology 5th Rd.
* Science-based Industrial Park
* Hsin-chu, Taiwan, R.O.C.
*
* (c) Copyright 2002-2004, Ralink Technology, Inc.
*
* All rights reserved. Ralink's source code is an unpublished work and the
* use of a copyright notice does not imply otherwise. This source code
* contains confidential trade secret material of Ralink Tech. Any attemp
* or participation in deciphering, decoding, reverse engineering or in any
* way altering the source code is stricitly prohibited, unless the prior
* written consent of Ralink Technology, Inc. is obtained.
***************************************************************************
Module Name:
connect.c
Abstract:
Revision History:
Who When What
-------- ---------- ----------------------------------------------
John 2004-08-08 Major modification from RT2560
*/
#include "rt_config.h"
UCHAR CipherSuiteWpaNoneTkip[] = {
0x00, 0x50, 0xf2, 0x01, /* oui */
0x01, 0x00, /* Version */
0x00, 0x50, 0xf2, 0x02, /* Multicast */
0x01, 0x00, /* Number of unicast */
0x00, 0x50, 0xf2, 0x02, /* unicast */
0x01, 0x00, /* number of authentication method */
0x00, 0x50, 0xf2, 0x00 /* authentication */
};
UCHAR CipherSuiteWpaNoneTkipLen =
(sizeof (CipherSuiteWpaNoneTkip) / sizeof (UCHAR));
UCHAR CipherSuiteWpaNoneAes[] = {
0x00, 0x50, 0xf2, 0x01, /* oui */
0x01, 0x00, /* Version */
0x00, 0x50, 0xf2, 0x04, /* Multicast */
0x01, 0x00, /* Number of unicast */
0x00, 0x50, 0xf2, 0x04, /* unicast */
0x01, 0x00, /* number of authentication method */
0x00, 0x50, 0xf2, 0x00 /* authentication */
};
UCHAR CipherSuiteWpaNoneAesLen =
(sizeof (CipherSuiteWpaNoneAes) / sizeof (UCHAR));
/* The following MACRO is called after 1. starting an new IBSS, 2. succesfully JOIN an IBSS, */
/* or 3. succesfully ASSOCIATE to a BSS, 4. successfully RE_ASSOCIATE to a BSS */
/* All settings successfuly negotiated furing MLME state machines become final settings */
/* and are copied to pAd->StaActive */
#define COPY_SETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(_pAd) \
{ \
NdisZeroMemory((_pAd)->CommonCfg.Ssid, MAX_LEN_OF_SSID); \
(_pAd)->CommonCfg.SsidLen = (_pAd)->MlmeAux.SsidLen; \
NdisMoveMemory((_pAd)->CommonCfg.Ssid, (_pAd)->MlmeAux.Ssid, (_pAd)->MlmeAux.SsidLen); \
COPY_MAC_ADDR((_pAd)->CommonCfg.Bssid, (_pAd)->MlmeAux.Bssid); \
(_pAd)->CommonCfg.Channel = (_pAd)->MlmeAux.Channel; \
(_pAd)->CommonCfg.CentralChannel = (_pAd)->MlmeAux.CentralChannel; \
(_pAd)->StaActive.Aid = (_pAd)->MlmeAux.Aid; \
(_pAd)->StaActive.AtimWin = (_pAd)->MlmeAux.AtimWin; \
(_pAd)->StaActive.CapabilityInfo = (_pAd)->MlmeAux.CapabilityInfo; \
(_pAd)->StaActive.ExtCapInfo = (_pAd)->MlmeAux.ExtCapInfo; \
(_pAd)->CommonCfg.BeaconPeriod = (_pAd)->MlmeAux.BeaconPeriod; \
(_pAd)->StaActive.CfpMaxDuration = (_pAd)->MlmeAux.CfpMaxDuration; \
(_pAd)->StaActive.CfpPeriod = (_pAd)->MlmeAux.CfpPeriod; \
(_pAd)->StaActive.SupRateLen = (_pAd)->MlmeAux.SupRateLen; \
NdisMoveMemory((_pAd)->StaActive.SupRate, (_pAd)->MlmeAux.SupRate, (_pAd)->MlmeAux.SupRateLen);\
(_pAd)->StaActive.ExtRateLen = (_pAd)->MlmeAux.ExtRateLen; \
NdisMoveMemory((_pAd)->StaActive.ExtRate, (_pAd)->MlmeAux.ExtRate, (_pAd)->MlmeAux.ExtRateLen);\
NdisMoveMemory(&(_pAd)->CommonCfg.APEdcaParm, &(_pAd)->MlmeAux.APEdcaParm, sizeof(EDCA_PARM));\
NdisMoveMemory(&(_pAd)->CommonCfg.APQosCapability, &(_pAd)->MlmeAux.APQosCapability, sizeof(QOS_CAPABILITY_PARM));\
NdisMoveMemory(&(_pAd)->CommonCfg.APQbssLoad, &(_pAd)->MlmeAux.APQbssLoad, sizeof(QBSS_LOAD_PARM));\
COPY_MAC_ADDR((_pAd)->MacTab.Content[BSSID_WCID].Addr, (_pAd)->MlmeAux.Bssid); \
(_pAd)->MacTab.Content[BSSID_WCID].PairwiseKey.CipherAlg = (_pAd)->StaCfg.PairCipher;\
COPY_MAC_ADDR((_pAd)->MacTab.Content[BSSID_WCID].PairwiseKey.BssId, (_pAd)->MlmeAux.Bssid);\
(_pAd)->MacTab.Content[BSSID_WCID].RateLen = (_pAd)->StaActive.SupRateLen + (_pAd)->StaActive.ExtRateLen;\
}
/*
==========================================================================
Description:
IRQL = PASSIVE_LEVEL
==========================================================================
*/
VOID MlmeCntlInit(
IN PRTMP_ADAPTER pAd,
IN STATE_MACHINE *S,
OUT STATE_MACHINE_FUNC Trans[])
{
/* Control state machine differs from other state machines, the interface */
/* follows the standard interface */
pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID MlmeCntlMachinePerformAction(
IN PRTMP_ADAPTER pAd,
IN STATE_MACHINE *S,
IN MLME_QUEUE_ELEM *Elem)
{
switch (pAd->Mlme.CntlMachine.CurrState) {
case CNTL_IDLE:
CntlIdleProc(pAd, Elem);
break;
case CNTL_WAIT_DISASSOC:
CntlWaitDisassocProc(pAd, Elem);
break;
case CNTL_WAIT_JOIN:
CntlWaitJoinProc(pAd, Elem);
break;
/* CNTL_WAIT_REASSOC is the only state in CNTL machine that does */
/* not triggered directly or indirectly by "RTMPSetInformation(OID_xxx)". */
/* Therefore not protected by NDIS's "only one outstanding OID request" */
/* rule. Which means NDIS may SET OID in the middle of ROAMing attempts. */
/* Current approach is to block new SET request at RTMPSetInformation() */
/* when CntlMachine.CurrState is not CNTL_IDLE */
case CNTL_WAIT_REASSOC:
CntlWaitReassocProc(pAd, Elem);
break;
case CNTL_WAIT_START:
CntlWaitStartProc(pAd, Elem);
break;
case CNTL_WAIT_AUTH:
CntlWaitAuthProc(pAd, Elem);
break;
case CNTL_WAIT_AUTH2:
CntlWaitAuthProc2(pAd, Elem);
break;
case CNTL_WAIT_ASSOC:
CntlWaitAssocProc(pAd, Elem);
break;
case CNTL_WAIT_OID_LIST_SCAN:
if (Elem->MsgType == MT2_SCAN_CONF) {
USHORT Status = MLME_SUCCESS;
NdisMoveMemory(&Status, Elem->Msg, sizeof(USHORT));
/* Resume TxRing after SCANING complete. We hope the out-of-service time */
/* won't be too long to let upper layer time-out the waiting frames */
RTMPResumeMsduTransmission(pAd);
pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
#ifdef SSDA_SUPPORT
#ifdef RT3290
if (IS_RT3290(pAd))
{
//for Software Select Dominate Antenna
if (SSDA_TEST_FLAG(pAd, fSSDA_ENABLE))
{
SelectDominateAntenna(pAd);
}
//for Software Select Dominate Antenna - MlmeradioOn
if(SSDA_TEST_FLAG(pAd, fSSDA_ENABLE))
{
if(SSDA_TEST_FLAG(pAd, fSSDA_RADIO_ON_EXEC))
{
ForceSelectDominateAntenna(pAd);
SSDA_CLEAR_FLAG(pAd, fSSDA_RADIO_ON_EXEC);
}
}
}
#endif /*RT3290*/
#endif /*SSDA_SUPPORT*/
/* scan completed, init to not FastScan */
pAd->StaCfg.bImprovedScan = FALSE;
#ifdef LED_CONTROL_SUPPORT
/* */
/* Set LED status to previous status. */
/* */
if (pAd->LedCntl.bLedOnScanning) {
pAd->LedCntl.bLedOnScanning = FALSE;
RTMPSetLED(pAd, pAd->LedCntl.LedStatus);
}
#endif /* LED_CONTROL_SUPPORT */
#ifdef DOT11N_DRAFT3
/* AP sent a 2040Coexistence mgmt frame, then station perform a scan, and then send back the respone. */
if ((pAd->CommonCfg.BSSCoexist2040.field.InfoReq == 1)
&& INFRA_ON(pAd)
&& OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_SCAN_2040)) {
Update2040CoexistFrameAndNotify(pAd, BSSID_WCID,
TRUE);
}
#endif /* DOT11N_DRAFT3 */
#ifdef WPA_SUPPLICANT_SUPPORT
if (pAd->IndicateMediaState != NdisMediaStateConnected && (pAd->StaCfg.WpaSupplicantUP != WPA_SUPPLICANT_ENABLE_WITH_WEB_UI) )
{
BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, (PCHAR)pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
pAd->MlmeAux.BssIdx = 0;
IterateOnBssTab(pAd);
}
#endif // WPA_SUPPLICANT_SUPPORT //
if (Status == MLME_SUCCESS)
{
{
/*
Maintain Scan Table
MaxBeaconRxTimeDiff: 120 seconds
MaxSameBeaconRxTimeCount: 1
*/
MaintainBssTable(pAd, &pAd->ScanTab, 120, 2);
}
{
RTMPSendWirelessEvent(pAd, IW_SCAN_COMPLETED_EVENT_FLAG, NULL, BSS0, 0);
#ifdef WPA_SUPPLICANT_SUPPORT
RtmpOSWrielessEventSend(pAd->net_dev, RT_WLAN_EVENT_SCAN, -1, NULL, NULL, 0);
#endif /* WPA_SUPPLICANT_SUPPORT */
}
}
}
break;
case CNTL_WAIT_OID_DISASSOC:
if (Elem->MsgType == MT2_DISASSOC_CONF) {
LinkDown(pAd, FALSE);
/*
for android system , if connect ap1 and want to change to ap2 ,
when disassoc from ap1 ,and send even_scan will direct connect to ap2 , not need to wait ui to scan and connect
*/
pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
}
break;
case CNTL_WAIT_SCAN_FOR_CONNECT:
if (Elem->MsgType == MT2_SCAN_CONF) {
USHORT Status = MLME_SUCCESS;
NdisMoveMemory(&Status, Elem->Msg, sizeof(USHORT));
/* Resume TxRing after SCANING complete. We hope the out-of-service time */
/* won't be too long to let upper layer time-out the waiting frames */
RTMPResumeMsduTransmission(pAd);
pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, (PCHAR)pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
pAd->MlmeAux.BssIdx = 0;
IterateOnBssTab(pAd);
}
break;
default:
DBGPRINT_ERR(("!ERROR! CNTL - Illegal message type(=%ld)",
Elem->MsgType));
break;
}
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID CntlIdleProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
MLME_DISASSOC_REQ_STRUCT DisassocReq;
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RADIO_OFF))
return;
switch (Elem->MsgType) {
case OID_802_11_SSID:
CntlOidSsidProc(pAd, Elem);
break;
case OID_802_11_BSSID:
CntlOidRTBssidProc(pAd, Elem);
break;
case OID_802_11_BSSID_LIST_SCAN:
CntlOidScanProc(pAd, Elem);
break;
case OID_802_11_DISASSOCIATE:
DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid,
REASON_DISASSOC_STA_LEAVING);
MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
sizeof (MLME_DISASSOC_REQ_STRUCT), &DisassocReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
#ifdef WPA_SUPPLICANT_SUPPORT
if ((pAd->StaCfg.WpaSupplicantUP & 0x7F) !=
WPA_SUPPLICANT_ENABLE_WITH_WEB_UI)
#endif /* WPA_SUPPLICANT_SUPPORT */
{
/* Set the AutoReconnectSsid to prevent it reconnect to old SSID */
/* Since calling this indicate user don't want to connect to that SSID anymore. */
pAd->MlmeAux.AutoReconnectSsidLen = 32;
NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid,
pAd->MlmeAux.AutoReconnectSsidLen);
}
break;
case MT2_MLME_ROAMING_REQ:
CntlMlmeRoamingProc(pAd, Elem);
break;
case OID_802_11_MIC_FAILURE_REPORT_FRAME:
WpaMicFailureReportFrame(pAd, Elem);
break;
#ifdef QOS_DLS_SUPPORT
case RT_OID_802_11_SET_DLS_PARAM:
CntlOidDLSSetupProc(pAd, Elem);
break;
#endif /* QOS_DLS_SUPPORT */
default:
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - Illegal message in CntlIdleProc(MsgType=%ld)\n",
Elem->MsgType));
break;
}
}
VOID CntlOidScanProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
MLME_SCAN_REQ_STRUCT ScanReq;
ULONG BssIdx = BSS_NOT_FOUND;
/* BSS_ENTRY CurrBss; */
BSS_ENTRY *pCurrBss = NULL;
/* allocate memory */
os_alloc_mem(NULL, (UCHAR **) & pCurrBss, sizeof (BSS_ENTRY));
if (pCurrBss == NULL) {
DBGPRINT(RT_DEBUG_ERROR,
("%s: Allocate memory fail!!!\n", __FUNCTION__));
return;
}
/* record current BSS if network is connected. */
/* 2003-2-13 do not include current IBSS if this is the only STA in this IBSS. */
if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) {
BssIdx =
BssSsidTableSearch(&pAd->ScanTab, pAd->CommonCfg.Bssid,
(PUCHAR) pAd->CommonCfg.Ssid,
pAd->CommonCfg.SsidLen,
pAd->CommonCfg.Channel);
if (BssIdx != BSS_NOT_FOUND) {
NdisMoveMemory(pCurrBss, &pAd->ScanTab.BssEntry[BssIdx],
sizeof (BSS_ENTRY));
}
}
ScanParmFill(pAd, &ScanReq, (PSTRING) Elem->Msg, Elem->MsgLen, BSS_ANY,
SCAN_ACTIVE);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ,
sizeof (MLME_SCAN_REQ_STRUCT), &ScanReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
if (pCurrBss != NULL)
os_free_mem(NULL, pCurrBss);
}
/*
==========================================================================
Description:
Before calling this routine, user desired SSID should already been
recorded in CommonCfg.Ssid[]
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID CntlOidSsidProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
PNDIS_802_11_SSID pOidSsid = (NDIS_802_11_SSID *) Elem->Msg;
MLME_DISASSOC_REQ_STRUCT DisassocReq;
ULONG Now;
/* Step 1. record the desired user settings to MlmeAux */
NdisZeroMemory(pAd->MlmeAux.Ssid, MAX_LEN_OF_SSID);
NdisMoveMemory(pAd->MlmeAux.Ssid, pOidSsid->Ssid, pOidSsid->SsidLength);
pAd->MlmeAux.SsidLen = (UCHAR) pOidSsid->SsidLength;
if (pAd->StaCfg.BssType == BSS_INFRA)
NdisZeroMemory(pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
pAd->StaCfg.bAutoConnectByBssid = FALSE;
/*save connect info*/
NdisZeroMemory(pAd->StaCfg.ConnectinfoSsid, MAX_LEN_OF_SSID);
NdisMoveMemory(pAd->StaCfg.ConnectinfoSsid, pOidSsid->Ssid, pOidSsid->SsidLength);
pAd->StaCfg.ConnectinfoSsidLen = pOidSsid->SsidLength;
pAd->StaCfg.ConnectinfoBssType = pAd->StaCfg.BssType;
/* */
/* Update Reconnect Ssid, that user desired to connect. */
/* */
NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.Ssid,
pAd->MlmeAux.SsidLen);
pAd->MlmeAux.AutoReconnectSsidLen = pAd->MlmeAux.SsidLen;
/* step 2. find all matching BSS in the lastest SCAN result (inBssTab) */
/* & log them into MlmeAux.SsidBssTab for later-on iteration. Sort by RSSI order */
BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab,
(PCHAR) pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - %d BSS of %d BSS match the desire ",
pAd->MlmeAux.SsidBssTab.BssNr, pAd->ScanTab.BssNr));
if (pAd->MlmeAux.SsidLen == MAX_LEN_OF_SSID)
hex_dump("\nSSID", pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
else
DBGPRINT(RT_DEBUG_TRACE,
("(%d)SSID - %s\n", pAd->MlmeAux.SsidLen,
pAd->MlmeAux.Ssid));
NdisGetSystemUpTime(&Now);
if (INFRA_ON(pAd) &&
OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
(pAd->CommonCfg.SsidLen ==
pAd->MlmeAux.SsidBssTab.BssEntry[0].SsidLen)
&& NdisEqualMemory(pAd->CommonCfg.Ssid,
pAd->MlmeAux.SsidBssTab.BssEntry[0].Ssid,
pAd->CommonCfg.SsidLen)
&& MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid,
pAd->MlmeAux.SsidBssTab.BssEntry[0].Bssid)) {
/* Case 1. already connected with an AP who has the desired SSID */
/* with highest RSSI */
/* Add checking Mode "LEAP" for CCX 1.0 */
if (((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) ||
(pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK) ||
(pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) ||
(pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK)
) &&
(pAd->StaCfg.PortSecured == WPA_802_1X_PORT_NOT_SECURED)) {
/* case 1.1 For WPA, WPA-PSK, if the 1x port is not secured, we have to redo */
/* connection process */
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
DisassocParmFill(pAd, &DisassocReq,
pAd->CommonCfg.Bssid,
REASON_DISASSOC_STA_LEAVING);
MlmeEnqueue(pAd, ASSOC_STATE_MACHINE,
MT2_MLME_DISASSOC_REQ,
sizeof (MLME_DISASSOC_REQ_STRUCT),
&DisassocReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
} else if (pAd->bConfigChanged == TRUE) {
/* case 1.2 Important Config has changed, we have to reconnect to the same AP */
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - disassociate with current AP Because config changed...\n"));
DisassocParmFill(pAd, &DisassocReq,
pAd->CommonCfg.Bssid,
REASON_DISASSOC_STA_LEAVING);
MlmeEnqueue(pAd, ASSOC_STATE_MACHINE,
MT2_MLME_DISASSOC_REQ,
sizeof (MLME_DISASSOC_REQ_STRUCT),
&DisassocReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
} else {
/* case 1.3. already connected to the SSID with highest RSSI. */
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - already with this BSSID. ignore this SET_SSID request\n"));
/* */
/* (HCT 12.1) 1c_wlan_mediaevents required */
/* media connect events are indicated when associating with the same AP */
/* */
if (INFRA_ON(pAd)) {
/* */
/* Since MediaState already is NdisMediaStateConnected */
/* We just indicate the connect event again to meet the WHQL required. */
/* */
RTMP_IndicateMediaState(pAd,
NdisMediaStateConnected);
pAd->ExtraInfo = GENERAL_LINK_UP; /* Update extra information to link is up */
}
pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
RtmpOSWrielessEventSend(pAd->net_dev,
RT_WLAN_EVENT_CGIWAP, -1,
&pAd->MlmeAux.Bssid[0], NULL,
0);
#endif /* NATIVE_WPA_SUPPLICANT_SUPPORT */
}
} else if (INFRA_ON(pAd)) {
/* */
/* For RT61 */
/* [88888] OID_802_11_SSID should have returned NDTEST_WEP_AP2(Returned: ) */
/* RT61 may lost SSID, and not connect to NDTEST_WEP_AP2 and will connect to NDTEST_WEP_AP2 by Autoreconnect */
/* But media status is connected, so the SSID not report correctly. */
/* */
if (!SSID_EQUAL
(pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen,
pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen)) {
/* */
/* Different SSID means not Roaming case, so we let LinkDown() to Indicate a disconnect event. */
/* */
pAd->MlmeAux.CurrReqIsFromNdis = TRUE;
}
/* case 2. active INFRA association existent */
/* roaming is done within miniport driver, nothing to do with configuration */
/* utility. so upon a new SET(OID_802_11_SSID) is received, we just */
/* disassociate with the current associated AP, */
/* then perform a new association with this new SSID, no matter the */
/* new/old SSID are the same or not. */
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid,
REASON_DISASSOC_STA_LEAVING);
MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
sizeof (MLME_DISASSOC_REQ_STRUCT), &DisassocReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
} else {
if (ADHOC_ON(pAd)) {
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - drop current ADHOC\n"));
LinkDown(pAd, FALSE);
OPSTATUS_CLEAR_FLAG(pAd,
fOP_STATUS_MEDIA_STATE_CONNECTED);
RTMP_IndicateMediaState(pAd,
NdisMediaStateDisconnected);
pAd->ExtraInfo = GENERAL_LINK_DOWN;
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
}
if ((pAd->MlmeAux.SsidBssTab.BssNr == 0) &&
(pAd->StaCfg.bAutoReconnect == TRUE) &&
(((pAd->MlmeAux.BssType == BSS_INFRA) && (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS)))
|| ((pAd->MlmeAux.BssType == BSS_ADHOC)
&& !pAd->StaCfg.bNotFirstScan))
&& (MlmeValidateSSID(pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen) == TRUE)
) {
MLME_SCAN_REQ_STRUCT ScanReq;
if (pAd->MlmeAux.BssType == BSS_ADHOC)
pAd->StaCfg.bNotFirstScan = TRUE;
DBGPRINT(RT_DEBUG_TRACE,
("CntlOidSsidProc():CNTL - No matching BSS, start a new scan\n"));
if((pAd->StaCfg.ConnectinfoChannel != 0) && (pAd->StaCfg.Connectinfoflag == TRUE))
{
NdisGetSystemUpTime(&Now);
ScanParmFill(pAd, &ScanReq, (PSTRING) pAd->MlmeAux.Ssid,
pAd->MlmeAux.SsidLen, BSS_ANY,
SCAN_ACTIVE);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_FORCE_SCAN_REQ,
sizeof (MLME_SCAN_REQ_STRUCT), &ScanReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_SCAN_FOR_CONNECT;
/* Reset Missed scan number */
pAd->StaCfg.LastScanTime = Now;
pAd->StaCfg.bNotFirstScan = TRUE;
}
else {
ScanParmFill(pAd, &ScanReq, (PSTRING) pAd->MlmeAux.Ssid,
pAd->MlmeAux.SsidLen, BSS_ANY,
SCAN_ACTIVE);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ,
sizeof (MLME_SCAN_REQ_STRUCT), &ScanReq, 0);
pAd->Mlme.CntlMachine.CurrState =
CNTL_WAIT_OID_LIST_SCAN;
/* Reset Missed scan number */
pAd->StaCfg.LastScanTime = Now;
pAd->StaCfg.bNotFirstScan = TRUE;
}/*end pAd->StaCfg.ConnectinfoChannel != 0...*/
} else {
if ((pAd->MlmeAux.SsidBssTab.
BssEntry[pAd->MlmeAux.BssIdx].Channel == 14)
&& ((pAd->CommonCfg.CountryRegion & 0x7f) ==
REGION_33_BG_BAND)
&& (pAd->CommonCfg.SavedPhyMode == 0xFF)) {
pAd->CommonCfg.SavedPhyMode =
pAd->CommonCfg.PhyMode;
RTMPSetPhyMode(pAd, PHY_11B);
} else
if ((pAd->MlmeAux.SsidBssTab.
BssEntry[pAd->MlmeAux.BssIdx].Channel != 14)
&& (pAd->MlmeAux.SsidBssTab.
BssEntry[pAd->MlmeAux.BssIdx].Channel != 0)
&& ((pAd->CommonCfg.CountryRegion & 0x7f) ==
REGION_33_BG_BAND)
&& (pAd->CommonCfg.SavedPhyMode != 0xFF)) {
RTMPSetPhyMode(pAd,
pAd->CommonCfg.SavedPhyMode);
pAd->CommonCfg.SavedPhyMode = 0xFF;
}
pAd->MlmeAux.BssIdx = 0;
IterateOnBssTab(pAd);
}
}
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID CntlOidRTBssidProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
ULONG BssIdx;
PUCHAR pOidBssid = (PUCHAR) Elem->Msg;
MLME_DISASSOC_REQ_STRUCT DisassocReq;
MLME_JOIN_REQ_STRUCT JoinReq;
PBSS_ENTRY pInBss = NULL;
ULONG Now;
/* record user desired settings */
COPY_MAC_ADDR(pAd->MlmeAux.Bssid, pOidBssid);
pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
/*save connect info*/
NdisZeroMemory(pAd->StaCfg.ConnectinfoBssid, MAC_ADDR_LEN);
NdisMoveMemory(pAd->StaCfg.ConnectinfoBssid, pOidBssid, MAC_ADDR_LEN);
DBGPRINT(RT_DEBUG_TRACE, ("ANDROID IOCTL::SIOCSIWAP %02x:%02x:%02x:%02x:%02x:%02x\n",
pAd->StaCfg.ConnectinfoBssid[0], pAd->StaCfg.ConnectinfoBssid[1], pAd->StaCfg.ConnectinfoBssid[2],
pAd->StaCfg.ConnectinfoBssid[3], pAd->StaCfg.ConnectinfoBssid[4], pAd->StaCfg.ConnectinfoBssid[5]));
/* find the desired BSS in the latest SCAN result table */
BssIdx = BssTableSearch(&pAd->ScanTab, pOidBssid, pAd->MlmeAux.Channel);
#ifdef WPA_SUPPLICANT_SUPPORT
if (pAd->StaCfg.WpaSupplicantUP & WPA_SUPPLICANT_ENABLE_WPS) ;
else
#endif /* WPA_SUPPLICANT_SUPPORT */
if (
(BssIdx != BSS_NOT_FOUND))
{
pInBss = &pAd->ScanTab.BssEntry[BssIdx];
/*
If AP's SSID has been changed, STA cannot connect to this AP.
*/
if (SSID_EQUAL(pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen, pInBss->Ssid, pInBss->SsidLen) == FALSE)
BssIdx = BSS_NOT_FOUND;
if (pAd->StaCfg.AuthMode <= Ndis802_11AuthModeAutoSwitch) {
if (pAd->StaCfg.WepStatus != pInBss->WepStatus)
BssIdx = BSS_NOT_FOUND;
} else {
/* Check AuthMode and AuthModeAux for matching, in case AP support dual-mode */
if ((pAd->StaCfg.AuthMode != pInBss->AuthMode) &&
(pAd->StaCfg.AuthMode != pInBss->AuthModeAux))
BssIdx = BSS_NOT_FOUND;
}
}
if (BssIdx == BSS_NOT_FOUND) {
if (((pAd->StaCfg.BssType == BSS_INFRA) && (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS))) ||
(pAd->StaCfg.bNotFirstScan == FALSE)) {
MLME_SCAN_REQ_STRUCT ScanReq;
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - BSSID not found. reply NDIS_STATUS_NOT_ACCEPTED\n"));
if (pAd->StaCfg.BssType == BSS_ADHOC)
pAd->StaCfg.bNotFirstScan = TRUE;
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - BSSID not found. start a new scan\n"));
NdisGetSystemUpTime(&Now);
if((pAd->StaCfg.ConnectinfoChannel != 0)&& (pAd->StaCfg.Connectinfoflag == TRUE))
{
DBGPRINT(0, ("CntlOidRTBssidProc BSSID %02x:%02x:%02x:%02x:%02x:%02x\n",
pAd->StaCfg.ConnectinfoBssid[0], pAd->StaCfg.ConnectinfoBssid[1], pAd->StaCfg.ConnectinfoBssid[2],
pAd->StaCfg.ConnectinfoBssid[3], pAd->StaCfg.ConnectinfoBssid[4], pAd->StaCfg.ConnectinfoBssid[5]));
pAd->CommonCfg.Channel = pAd->StaCfg.ConnectinfoChannel;
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_FORCE_JOIN_REQ,
sizeof (MLME_JOIN_REQ_STRUCT), &JoinReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
/* Reset Missed scan number */
NdisGetSystemUpTime(&pAd->StaCfg.LastScanTime);
}
else {
ScanParmFill(pAd, &ScanReq, (PSTRING) pAd->MlmeAux.Ssid,
pAd->MlmeAux.SsidLen, BSS_ANY,
SCAN_ACTIVE);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ,
sizeof (MLME_SCAN_REQ_STRUCT), &ScanReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
/* Reset Missed scan number */
NdisGetSystemUpTime(&pAd->StaCfg.LastScanTime);
}
} else {
MLME_START_REQ_STRUCT StartReq;
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - BSSID not found. start a new ADHOC (Ssid=%s)...\n",
pAd->MlmeAux.Ssid));
StartParmFill(pAd, &StartReq, (PCHAR) pAd->MlmeAux.Ssid,
pAd->MlmeAux.SsidLen);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ,
sizeof (MLME_START_REQ_STRUCT), &StartReq,
0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START;
}
return;
}
pInBss = &pAd->ScanTab.BssEntry[BssIdx];
/* */
/* Update Reconnect Ssid, that user desired to connect. */
/* */
NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
pAd->MlmeAux.AutoReconnectSsidLen = pInBss->SsidLen;
NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pInBss->Ssid,
pInBss->SsidLen);
/* copy the matched BSS entry from ScanTab to MlmeAux.SsidBssTab. Why? */
/* Because we need this entry to become the JOIN target in later on SYNC state machine */
pAd->MlmeAux.BssIdx = 0;
pAd->MlmeAux.SsidBssTab.BssNr = 1;
NdisMoveMemory(&pAd->MlmeAux.SsidBssTab.BssEntry[0], pInBss,
sizeof (BSS_ENTRY));
{
if (INFRA_ON(pAd)) {
/* disassoc from current AP first */
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - disassociate with current AP ...\n"));
DisassocParmFill(pAd, &DisassocReq,
pAd->CommonCfg.Bssid,
REASON_DISASSOC_STA_LEAVING);
MlmeEnqueue(pAd, ASSOC_STATE_MACHINE,
MT2_MLME_DISASSOC_REQ,
sizeof (MLME_DISASSOC_REQ_STRUCT),
&DisassocReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
} else {
if (ADHOC_ON(pAd)) {
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - drop current ADHOC\n"));
LinkDown(pAd, FALSE);
OPSTATUS_CLEAR_FLAG(pAd,
fOP_STATUS_MEDIA_STATE_CONNECTED);
RTMP_IndicateMediaState(pAd,
NdisMediaStateDisconnected);
pAd->ExtraInfo = GENERAL_LINK_DOWN;
DBGPRINT(RT_DEBUG_TRACE,
("NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
}
pInBss = &pAd->MlmeAux.SsidBssTab.BssEntry[0];
pAd->StaCfg.PairCipher = pAd->StaCfg.WepStatus;
#ifdef WPA_SUPPLICANT_SUPPORT
if (pAd->StaCfg.WpaSupplicantUP == WPA_SUPPLICANT_DISABLE)
#endif /* WPA_SUPPLICANT_SUPPORT */
pAd->StaCfg.GroupCipher = pAd->StaCfg.WepStatus;
/* Check cipher suite, AP must have more secured cipher than station setting */
/* Set the Pairwise and Group cipher to match the intended AP setting */
/* We can only connect to AP with less secured cipher setting */
if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA)
|| (pAd->StaCfg.AuthMode ==
Ndis802_11AuthModeWPAPSK)) {
pAd->StaCfg.GroupCipher =
pInBss->WPA.GroupCipher;
if (pAd->StaCfg.WepStatus ==
pInBss->WPA.PairCipher)
pAd->StaCfg.PairCipher =
pInBss->WPA.PairCipher;
else if (pInBss->WPA.PairCipherAux !=
Ndis802_11WEPDisabled)
pAd->StaCfg.PairCipher =
pInBss->WPA.PairCipherAux;
else /* There is no PairCipher Aux, downgrade our capability to TKIP */
pAd->StaCfg.PairCipher =
Ndis802_11Encryption2Enabled;
} else
if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2)
|| (pAd->StaCfg.AuthMode ==
Ndis802_11AuthModeWPA2PSK)) {
pAd->StaCfg.GroupCipher =
pInBss->WPA2.GroupCipher;
if (pAd->StaCfg.WepStatus ==
pInBss->WPA2.PairCipher)
pAd->StaCfg.PairCipher =
pInBss->WPA2.PairCipher;
else if (pInBss->WPA2.PairCipherAux !=
Ndis802_11WEPDisabled)
pAd->StaCfg.PairCipher =
pInBss->WPA2.PairCipherAux;
else /* There is no PairCipher Aux, downgrade our capability to TKIP */
pAd->StaCfg.PairCipher =
Ndis802_11Encryption2Enabled;
/* RSN capability */
pAd->StaCfg.RsnCapability = pInBss->WPA2.RsnCapability;
}
/* Set Mix cipher flag */
pAd->StaCfg.bMixCipher =
(pAd->StaCfg.PairCipher ==
pAd->StaCfg.GroupCipher) ? FALSE : TRUE;
/* No active association, join the BSS immediately */
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - joining %02x:%02x:%02x:%02x:%02x:%02x ...\n",
pOidBssid[0], pOidBssid[1], pOidBssid[2],
pOidBssid[3], pOidBssid[4], pOidBssid[5]));
JoinParmFill(pAd, &JoinReq, pAd->MlmeAux.BssIdx);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_JOIN_REQ,
sizeof (MLME_JOIN_REQ_STRUCT), &JoinReq, 0);
pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
}
}
}
/* Roaming is the only external request triggering CNTL state machine */
/* despite of other "SET OID" operation. All "SET OID" related oerations */
/* happen in sequence, because no other SET OID will be sent to this device */
/* until the the previous SET operation is complete (successful o failed). */
/* So, how do we quarantee this ROAMING request won't corrupt other "SET OID"? */
/* or been corrupted by other "SET OID"? */
/* */
/* IRQL = DISPATCH_LEVEL */
VOID CntlMlmeRoamingProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
UCHAR BBPValue = 0;
DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Roaming in MlmeAux.RoamTab...\n"));
{
/*Let BBP register at 20MHz to do (fast) roaming. */
RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue);
BBPValue &= (~0x18);
RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue);
NdisMoveMemory(&pAd->MlmeAux.SsidBssTab, &pAd->MlmeAux.RoamTab,
sizeof (pAd->MlmeAux.RoamTab));
pAd->MlmeAux.SsidBssTab.BssNr = pAd->MlmeAux.RoamTab.BssNr;
BssTableSortByRssi(&pAd->MlmeAux.SsidBssTab);
pAd->MlmeAux.BssIdx = 0;
IterateOnBssTab(pAd);
}
}
#ifdef QOS_DLS_SUPPORT
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID CntlOidDLSSetupProc(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
PRT_802_11_DLS pDLS = (PRT_802_11_DLS) Elem->Msg;
MLME_DLS_REQ_STRUCT MlmeDlsReq;
INT i;
USHORT reason = REASON_UNSPECIFY;
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - (OID set %02x:%02x:%02x:%02x:%02x:%02x with Valid=%d, Status=%d, TimeOut=%d, CountDownTimer=%d)\n",
pDLS->MacAddr[0], pDLS->MacAddr[1], pDLS->MacAddr[2],
pDLS->MacAddr[3], pDLS->MacAddr[4], pDLS->MacAddr[5],
pDLS->Valid, pDLS->Status, pDLS->TimeOut,
pDLS->CountDownTimer));
if (!pAd->CommonCfg.bDLSCapable)
return;
/* DLS will not be supported when Adhoc mode */
if (INFRA_ON(pAd)) {
for (i = 0; i < MAX_NUM_OF_DLS_ENTRY; i++) {
if (pDLS->Valid && pAd->StaCfg.DLSEntry[i].Valid
&& (pAd->StaCfg.DLSEntry[i].Status == DLS_FINISH)
&& (pDLS->TimeOut ==
pAd->StaCfg.DLSEntry[i].TimeOut)
&& MAC_ADDR_EQUAL(pDLS->MacAddr,
pAd->StaCfg.DLSEntry[i].
MacAddr)) {
/* 1. Same setting, just drop it */
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - setting unchanged\n"));
break;
} else if (!pDLS->Valid && pAd->StaCfg.DLSEntry[i].Valid
&& (pAd->StaCfg.DLSEntry[i].Status ==
DLS_FINISH)
&& MAC_ADDR_EQUAL(pDLS->MacAddr,
pAd->StaCfg.DLSEntry[i].
MacAddr)) {
/* 2. Disable DLS link case, just tear down DLS link */
reason = REASON_QOS_UNWANTED_MECHANISM;
pAd->StaCfg.DLSEntry[i].Valid = FALSE;
pAd->StaCfg.DLSEntry[i].Status = DLS_NONE;
DlsParmFill(pAd, &MlmeDlsReq,
&pAd->StaCfg.DLSEntry[i], reason);
MlmeEnqueue(pAd, DLS_STATE_MACHINE,
MT2_MLME_DLS_TEAR_DOWN,
sizeof (MLME_DLS_REQ_STRUCT),
&MlmeDlsReq, 0);
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - start tear down procedure\n"));
break;
} else if ((i < MAX_NUM_OF_DLS_ENTRY) && pDLS->Valid
&& !pAd->StaCfg.DLSEntry[i].Valid) {
/* 3. Enable case, start DLS setup procedure */
NdisMoveMemory(&pAd->StaCfg.DLSEntry[i], pDLS,
sizeof (RT_802_11_DLS_UI));
/*Update countdown timer */
pAd->StaCfg.DLSEntry[i].CountDownTimer =
pAd->StaCfg.DLSEntry[i].TimeOut;
DlsParmFill(pAd, &MlmeDlsReq,
&pAd->StaCfg.DLSEntry[i], reason);
MlmeEnqueue(pAd, DLS_STATE_MACHINE,
MT2_MLME_DLS_REQ,
sizeof (MLME_DLS_REQ_STRUCT),
&MlmeDlsReq, 0);
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - DLS setup case\n"));
break;
} else if ((i < MAX_NUM_OF_DLS_ENTRY) && pDLS->Valid
&& pAd->StaCfg.DLSEntry[i].Valid
&& (pAd->StaCfg.DLSEntry[i].Status ==
DLS_FINISH)
&& !MAC_ADDR_EQUAL(pDLS->MacAddr,
pAd->StaCfg.DLSEntry[i].
MacAddr)) {
/* 4. update mac case, tear down old DLS and setup new DLS */
reason = REASON_QOS_UNWANTED_MECHANISM;
pAd->StaCfg.DLSEntry[i].Valid = FALSE;
pAd->StaCfg.DLSEntry[i].Status = DLS_NONE;
DlsParmFill(pAd, &MlmeDlsReq,
&pAd->StaCfg.DLSEntry[i], reason);
MlmeEnqueue(pAd, DLS_STATE_MACHINE,
MT2_MLME_DLS_TEAR_DOWN,
sizeof (MLME_DLS_REQ_STRUCT),
&MlmeDlsReq, 0);
NdisMoveMemory(&pAd->StaCfg.DLSEntry[i], pDLS,
sizeof (RT_802_11_DLS_UI));
DlsParmFill(pAd, &MlmeDlsReq,
&pAd->StaCfg.DLSEntry[i], reason);
MlmeEnqueue(pAd, DLS_STATE_MACHINE,
MT2_MLME_DLS_REQ,
sizeof (MLME_DLS_REQ_STRUCT),
&MlmeDlsReq, 0);
DBGPRINT(RT_DEBUG_TRACE,
("CNTL - DLS tear down and restart case\n"));
break;