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Staging: rt28[67]0: merge rt28[67]0/sta/*.[ch] 

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-04-26 16:06:31 +02:00 committed by Greg Kroah-Hartman
parent 5f5d2df8ab
commit ddaf557500
9 changed files with 9 additions and 12678 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1313
drivers/staging/rt2870/sta/aironet.c
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1740
drivers/staging/rt2870/sta/assoc.c
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461
drivers/staging/rt2870/sta/auth.c
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@ -1,460 +1 @@
/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2007, Ralink Technology, Inc.
*
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
*************************************************************************
Module Name:
auth.c
Abstract:
Revision History:
Who When What
-------- ---------- ----------------------------------------------
John 2004-9-3 porting from RT2500
*/
#include "../rt_config.h"
/*
==========================================================================
Description:
authenticate state machine init, including state transition and timer init
Parameters:
Sm - pointer to the auth state machine
Note:
The state machine looks like this
AUTH_REQ_IDLE AUTH_WAIT_SEQ2 AUTH_WAIT_SEQ4
MT2_MLME_AUTH_REQ mlme_auth_req_action invalid_state_when_auth invalid_state_when_auth
MT2_PEER_AUTH_EVEN drop peer_auth_even_at_seq2_action peer_auth_even_at_seq4_action
MT2_AUTH_TIMEOUT Drop auth_timeout_action auth_timeout_action
IRQL = PASSIVE_LEVEL
==========================================================================
*/
void AuthStateMachineInit(
IN PRTMP_ADAPTER pAd,
IN STATE_MACHINE *Sm,
OUT STATE_MACHINE_FUNC Trans[])
{
StateMachineInit(Sm, Trans, MAX_AUTH_STATE, MAX_AUTH_MSG, (STATE_MACHINE_FUNC)Drop, AUTH_REQ_IDLE, AUTH_MACHINE_BASE);
// the first column
StateMachineSetAction(Sm, AUTH_REQ_IDLE, MT2_MLME_AUTH_REQ, (STATE_MACHINE_FUNC)MlmeAuthReqAction);
// the second column
StateMachineSetAction(Sm, AUTH_WAIT_SEQ2, MT2_MLME_AUTH_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenAuth);
StateMachineSetAction(Sm, AUTH_WAIT_SEQ2, MT2_PEER_AUTH_EVEN, (STATE_MACHINE_FUNC)PeerAuthRspAtSeq2Action);
StateMachineSetAction(Sm, AUTH_WAIT_SEQ2, MT2_AUTH_TIMEOUT, (STATE_MACHINE_FUNC)AuthTimeoutAction);
// the third column
StateMachineSetAction(Sm, AUTH_WAIT_SEQ4, MT2_MLME_AUTH_REQ, (STATE_MACHINE_FUNC)InvalidStateWhenAuth);
StateMachineSetAction(Sm, AUTH_WAIT_SEQ4, MT2_PEER_AUTH_EVEN, (STATE_MACHINE_FUNC)PeerAuthRspAtSeq4Action);
StateMachineSetAction(Sm, AUTH_WAIT_SEQ4, MT2_AUTH_TIMEOUT, (STATE_MACHINE_FUNC)AuthTimeoutAction);
RTMPInitTimer(pAd, &pAd->MlmeAux.AuthTimer, GET_TIMER_FUNCTION(AuthTimeout), pAd, FALSE);
}
/*
==========================================================================
Description:
function to be executed at timer thread when auth timer expires
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID AuthTimeout(
IN PVOID SystemSpecific1,
IN PVOID FunctionContext,
IN PVOID SystemSpecific2,
IN PVOID SystemSpecific3)
{
RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext;
DBGPRINT(RT_DEBUG_TRACE,("AUTH - AuthTimeout\n"));
// Do nothing if the driver is starting halt state.
// This might happen when timer already been fired before cancel timer with mlmehalt
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST))
return;
// send a de-auth to reset AP's state machine (Patch AP-Dir635)
if (pAd->Mlme.AuthMachine.CurrState == AUTH_WAIT_SEQ2)
Cls2errAction(pAd, pAd->MlmeAux.Bssid);
MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_AUTH_TIMEOUT, 0, NULL);
RT28XX_MLME_HANDLER(pAd);
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID MlmeAuthReqAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
UCHAR Addr[6];
USHORT Alg, Seq, Status;
ULONG Timeout;
HEADER_802_11 AuthHdr;
BOOLEAN TimerCancelled;
NDIS_STATUS NStatus;
PUCHAR pOutBuffer = NULL;
ULONG FrameLen = 0;
// Block all authentication request durning WPA block period
if (pAd->StaCfg.bBlockAssoc == TRUE)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Block Auth request durning WPA block period!\n"));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_STATE_MACHINE_REJECT;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
else if(MlmeAuthReqSanity(pAd, Elem->Msg, Elem->MsgLen, Addr, &Timeout, &Alg))
{
// reset timer
RTMPCancelTimer(&pAd->MlmeAux.AuthTimer, &TimerCancelled);
COPY_MAC_ADDR(pAd->MlmeAux.Bssid, Addr);
pAd->MlmeAux.Alg = Alg;
Seq = 1;
Status = MLME_SUCCESS;
NStatus = MlmeAllocateMemory(pAd, &pOutBuffer); //Get an unused nonpaged memory
if(NStatus != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - MlmeAuthReqAction(Alg:%d) allocate memory failed\n", Alg));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_FAIL_NO_RESOURCE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
return;
}
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Send AUTH request seq#1 (Alg=%d)...\n", Alg));
MgtMacHeaderInit(pAd, &AuthHdr, SUBTYPE_AUTH, 0, Addr, pAd->MlmeAux.Bssid);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11),&AuthHdr,
2, &Alg,
2, &Seq,
2, &Status,
END_OF_ARGS);
MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
MlmeFreeMemory(pAd, pOutBuffer);
RTMPSetTimer(&pAd->MlmeAux.AuthTimer, Timeout);
pAd->Mlme.AuthMachine.CurrState = AUTH_WAIT_SEQ2;
}
else
{
DBGPRINT_ERR(("AUTH - MlmeAuthReqAction() sanity check failed\n"));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_INVALID_FORMAT;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID PeerAuthRspAtSeq2Action(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
UCHAR Addr2[MAC_ADDR_LEN];
USHORT Seq, Status, RemoteStatus, Alg;
UCHAR ChlgText[CIPHER_TEXT_LEN];
UCHAR CyperChlgText[CIPHER_TEXT_LEN + 8 + 8];
UCHAR Element[2];
HEADER_802_11 AuthHdr;
BOOLEAN TimerCancelled;
PUCHAR pOutBuffer = NULL;
NDIS_STATUS NStatus;
ULONG FrameLen = 0;
USHORT Status2;
if (PeerAuthSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &Alg, &Seq, &Status, ChlgText))
{
if (MAC_ADDR_EQUAL(pAd->MlmeAux.Bssid, Addr2) && Seq == 2)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Receive AUTH_RSP seq#2 to me (Alg=%d, Status=%d)\n", Alg, Status));
RTMPCancelTimer(&pAd->MlmeAux.AuthTimer, &TimerCancelled);
if (Status == MLME_SUCCESS)
{
// Authentication Mode "LEAP" has allow for CCX 1.X
if ((pAd->MlmeAux.Alg == Ndis802_11AuthModeOpen)
)
{
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
else
{
// 2. shared key, need to be challenged
Seq++;
RemoteStatus = MLME_SUCCESS;
// Get an unused nonpaged memory
NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);
if(NStatus != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - PeerAuthRspAtSeq2Action() allocate memory fail\n"));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status2 = MLME_FAIL_NO_RESOURCE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status2);
return;
}
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Send AUTH request seq#3...\n"));
MgtMacHeaderInit(pAd, &AuthHdr, SUBTYPE_AUTH, 0, Addr2, pAd->MlmeAux.Bssid);
AuthHdr.FC.Wep = 1;
// Encrypt challenge text & auth information
RTMPInitWepEngine(
pAd,
pAd->SharedKey[BSS0][pAd->StaCfg.DefaultKeyId].Key,
pAd->StaCfg.DefaultKeyId,
pAd->SharedKey[BSS0][pAd->StaCfg.DefaultKeyId].KeyLen,
CyperChlgText);
Alg = cpu2le16(*(USHORT *)&Alg);
Seq = cpu2le16(*(USHORT *)&Seq);
RemoteStatus= cpu2le16(*(USHORT *)&RemoteStatus);
RTMPEncryptData(pAd, (PUCHAR) &Alg, CyperChlgText + 4, 2);
RTMPEncryptData(pAd, (PUCHAR) &Seq, CyperChlgText + 6, 2);
RTMPEncryptData(pAd, (PUCHAR) &RemoteStatus, CyperChlgText + 8, 2);
Element[0] = 16;
Element[1] = 128;
RTMPEncryptData(pAd, Element, CyperChlgText + 10, 2);
RTMPEncryptData(pAd, ChlgText, CyperChlgText + 12, 128);
RTMPSetICV(pAd, CyperChlgText + 140);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11), &AuthHdr,
CIPHER_TEXT_LEN + 16, CyperChlgText,
END_OF_ARGS);
MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
MlmeFreeMemory(pAd, pOutBuffer);
RTMPSetTimer(&pAd->MlmeAux.AuthTimer, AUTH_TIMEOUT);
pAd->Mlme.AuthMachine.CurrState = AUTH_WAIT_SEQ4;
}
}
else
{
pAd->StaCfg.AuthFailReason = Status;
COPY_MAC_ADDR(pAd->StaCfg.AuthFailSta, Addr2);
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - PeerAuthSanity() sanity check fail\n"));
}
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID PeerAuthRspAtSeq4Action(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
UCHAR Addr2[MAC_ADDR_LEN];
USHORT Alg, Seq, Status;
CHAR ChlgText[CIPHER_TEXT_LEN];
BOOLEAN TimerCancelled;
if(PeerAuthSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &Alg, &Seq, &Status, ChlgText))
{
if(MAC_ADDR_EQUAL(pAd->MlmeAux.Bssid, Addr2) && Seq == 4)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Receive AUTH_RSP seq#4 to me\n"));
RTMPCancelTimer(&pAd->MlmeAux.AuthTimer, &TimerCancelled);
if (Status != MLME_SUCCESS)
{
pAd->StaCfg.AuthFailReason = Status;
COPY_MAC_ADDR(pAd->StaCfg.AuthFailSta, Addr2);
}
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - PeerAuthRspAtSeq4Action() sanity check fail\n"));
}
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID MlmeDeauthReqAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
MLME_DEAUTH_REQ_STRUCT *pInfo;
HEADER_802_11 DeauthHdr;
PUCHAR pOutBuffer = NULL;
NDIS_STATUS NStatus;
ULONG FrameLen = 0;
USHORT Status;
pInfo = (MLME_DEAUTH_REQ_STRUCT *)Elem->Msg;
NStatus = MlmeAllocateMemory(pAd, &pOutBuffer); //Get an unused nonpaged memory
if (NStatus != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - MlmeDeauthReqAction() allocate memory fail\n"));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_FAIL_NO_RESOURCE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DEAUTH_CONF, 2, &Status);
return;
}
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Send DE-AUTH request (Reason=%d)...\n", pInfo->Reason));
MgtMacHeaderInit(pAd, &DeauthHdr, SUBTYPE_DEAUTH, 0, pInfo->Addr, pAd->MlmeAux.Bssid);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11),&DeauthHdr,
2, &pInfo->Reason,
END_OF_ARGS);
MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
MlmeFreeMemory(pAd, pOutBuffer);
pAd->StaCfg.DeauthReason = pInfo->Reason;
COPY_MAC_ADDR(pAd->StaCfg.DeauthSta, pInfo->Addr);
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_SUCCESS;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_DEAUTH_CONF, 2, &Status);
// send wireless event - for deauthentication
if (pAd->CommonCfg.bWirelessEvent)
RTMPSendWirelessEvent(pAd, IW_DEAUTH_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID AuthTimeoutAction(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
USHORT Status;
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - AuthTimeoutAction\n"));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_REJ_TIMEOUT;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID InvalidStateWhenAuth(
IN PRTMP_ADAPTER pAd,
IN MLME_QUEUE_ELEM *Elem)
{
USHORT Status;
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - InvalidStateWhenAuth (state=%ld), reset AUTH state machine\n", pAd->Mlme.AuthMachine.CurrState));
pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE;
Status = MLME_STATE_MACHINE_REJECT;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_AUTH_CONF, 2, &Status);
}
/*
==========================================================================
Description:
Some STA/AP
Note:
This action should never trigger AUTH state transition, therefore we
separate it from AUTH state machine, and make it as a standalone service
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID Cls2errAction(
IN PRTMP_ADAPTER pAd,
IN PUCHAR pAddr)
{
HEADER_802_11 DeauthHdr;
PUCHAR pOutBuffer = NULL;
NDIS_STATUS NStatus;
ULONG FrameLen = 0;
USHORT Reason = REASON_CLS2ERR;
NStatus = MlmeAllocateMemory(pAd, &pOutBuffer); //Get an unused nonpaged memory
if (NStatus != NDIS_STATUS_SUCCESS)
return;
DBGPRINT(RT_DEBUG_TRACE, ("AUTH - Class 2 error, Send DEAUTH frame...\n"));
MgtMacHeaderInit(pAd, &DeauthHdr, SUBTYPE_DEAUTH, 0, pAddr, pAd->MlmeAux.Bssid);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11),&DeauthHdr,
2, &Reason,
END_OF_ARGS);
MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
MlmeFreeMemory(pAd, pOutBuffer);
pAd->StaCfg.DeauthReason = Reason;
COPY_MAC_ADDR(pAd->StaCfg.DeauthSta, pAddr);
}
#include "../../rt2860/sta/auth.c"

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drivers/staging/rt2870/sta/auth_rsp.c
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@ -1,148 +1 @@
/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2007, Ralink Technology, Inc.
*
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
*************************************************************************
Module Name:
auth_rsp.c
Abstract:
Revision History:
Who When What
-------- ---------- ----------------------------------------------
John 2004-10-1 copy from RT2560
*/
#include "../rt_config.h"
/*
==========================================================================
Description:
authentication state machine init procedure
Parameters:
Sm - the state machine
IRQL = PASSIVE_LEVEL
==========================================================================
*/
VOID AuthRspStateMachineInit(
IN PRTMP_ADAPTER pAd,
IN PSTATE_MACHINE Sm,
IN STATE_MACHINE_FUNC Trans[])
{
StateMachineInit(Sm, Trans, MAX_AUTH_RSP_STATE, MAX_AUTH_RSP_MSG, (STATE_MACHINE_FUNC)Drop, AUTH_RSP_IDLE, AUTH_RSP_MACHINE_BASE);
// column 1
StateMachineSetAction(Sm, AUTH_RSP_IDLE, MT2_PEER_DEAUTH, (STATE_MACHINE_FUNC)PeerDeauthAction);
// column 2
StateMachineSetAction(Sm, AUTH_RSP_WAIT_CHAL, MT2_PEER_DEAUTH, (STATE_MACHINE_FUNC)PeerDeauthAction);
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID PeerAuthSimpleRspGenAndSend(
IN PRTMP_ADAPTER pAd,
IN PHEADER_802_11 pHdr80211,
IN USHORT Alg,
IN USHORT Seq,
IN USHORT Reason,
IN USHORT Status)
{
HEADER_802_11 AuthHdr;
ULONG FrameLen = 0;
PUCHAR pOutBuffer = NULL;
NDIS_STATUS NStatus;
if (Reason != MLME_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, ("Peer AUTH fail...\n"));
return;
}
//Get an unused nonpaged memory
NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);
if (NStatus != NDIS_STATUS_SUCCESS)
return;
DBGPRINT(RT_DEBUG_TRACE, ("Send AUTH response (seq#2)...\n"));
MgtMacHeaderInit(pAd, &AuthHdr, SUBTYPE_AUTH, 0, pHdr80211->Addr2, pAd->MlmeAux.Bssid);
MakeOutgoingFrame(pOutBuffer, &FrameLen,
sizeof(HEADER_802_11), &AuthHdr,
2, &Alg,
2, &Seq,
2, &Reason,
END_OF_ARGS);
MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
MlmeFreeMemory(pAd, pOutBuffer);
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
VOID PeerDeauthAction(
IN PRTMP_ADAPTER pAd,
IN PMLME_QUEUE_ELEM Elem)
{
UCHAR Addr2[MAC_ADDR_LEN];
USHORT Reason;
if (PeerDeauthSanity(pAd, Elem->Msg, Elem->MsgLen, Addr2, &Reason))
{
if (INFRA_ON(pAd) && MAC_ADDR_EQUAL(Addr2, pAd->CommonCfg.Bssid))
{
DBGPRINT(RT_DEBUG_TRACE,("AUTH_RSP - receive DE-AUTH from our AP (Reason=%d)\n", Reason));
{
union iwreq_data wrqu;
memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
}
// send wireless event - for deauthentication
if (pAd->CommonCfg.bWirelessEvent)
RTMPSendWirelessEvent(pAd, IW_DEAUTH_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
LinkDown(pAd, TRUE);
}
}
else
{
DBGPRINT(RT_DEBUG_TRACE,("AUTH_RSP - PeerDeauthAction() sanity check fail\n"));
}
}
#include "../../rt2860/sta/auth_rsp.c"

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drivers/staging/rt2870/sta/connect.c
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drivers/staging/rt2870/sta/rtmp_data.c
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419
drivers/staging/rt2870/sta/sanity.c
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@ -1,418 +1 @@
/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2007, Ralink Technology, Inc.
*
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
*************************************************************************
Module Name:
sanity.c
Abstract:
Revision History:
Who When What
-------- ---------- ----------------------------------------------
John Chang 2004-09-01 add WMM support
*/
#include "../rt_config.h"
extern UCHAR CISCO_OUI[];
extern UCHAR WPA_OUI[];
extern UCHAR RSN_OUI[];
extern UCHAR WME_INFO_ELEM[];
extern UCHAR WME_PARM_ELEM[];
extern UCHAR Ccx2QosInfo[];
extern UCHAR RALINK_OUI[];
extern UCHAR BROADCOM_OUI[];
/*
==========================================================================
Description:
MLME message sanity check
Return:
TRUE if all parameters are OK, FALSE otherwise
==========================================================================
*/
BOOLEAN MlmeStartReqSanity(
IN PRTMP_ADAPTER pAd,
IN VOID *Msg,
IN ULONG MsgLen,
OUT CHAR Ssid[],
OUT UCHAR *pSsidLen)
{
MLME_START_REQ_STRUCT *Info;
Info = (MLME_START_REQ_STRUCT *)(Msg);
if (Info->SsidLen > MAX_LEN_OF_SSID)
{
DBGPRINT(RT_DEBUG_TRACE, ("MlmeStartReqSanity fail - wrong SSID length\n"));
return FALSE;
}
*pSsidLen = Info->SsidLen;
NdisMoveMemory(Ssid, Info->Ssid, *pSsidLen);
return TRUE;
}
/*
==========================================================================
Description:
MLME message sanity check
Return:
TRUE if all parameters are OK, FALSE otherwise
IRQL = DISPATCH_LEVEL
==========================================================================
*/
BOOLEAN PeerAssocRspSanity(
IN PRTMP_ADAPTER pAd,
IN VOID *pMsg,
IN ULONG MsgLen,
OUT PUCHAR pAddr2,
OUT USHORT *pCapabilityInfo,
OUT USHORT *pStatus,
OUT USHORT *pAid,
OUT UCHAR SupRate[],
OUT UCHAR *pSupRateLen,
OUT UCHAR ExtRate[],
OUT UCHAR *pExtRateLen,
OUT HT_CAPABILITY_IE *pHtCapability,
OUT ADD_HT_INFO_IE *pAddHtInfo, // AP might use this additional ht info IE
OUT UCHAR *pHtCapabilityLen,
OUT UCHAR *pAddHtInfoLen,
OUT UCHAR *pNewExtChannelOffset,
OUT PEDCA_PARM pEdcaParm,
OUT UCHAR *pCkipFlag)
{
CHAR IeType, *Ptr;
PFRAME_802_11 pFrame = (PFRAME_802_11)pMsg;
PEID_STRUCT pEid;
ULONG Length = 0;
*pNewExtChannelOffset = 0xff;
*pHtCapabilityLen = 0;
*pAddHtInfoLen = 0;
COPY_MAC_ADDR(pAddr2, pFrame->Hdr.Addr2);
Ptr = pFrame->Octet;
Length += LENGTH_802_11;
NdisMoveMemory(pCapabilityInfo, &pFrame->Octet[0], 2);
Length += 2;
NdisMoveMemory(pStatus, &pFrame->Octet[2], 2);
Length += 2;
*pCkipFlag = 0;
*pExtRateLen = 0;
pEdcaParm->bValid = FALSE;
if (*pStatus != MLME_SUCCESS)
return TRUE;
NdisMoveMemory(pAid, &pFrame->Octet[4], 2);
Length += 2;
// Aid already swaped byte order in RTMPFrameEndianChange() for big endian platform
*pAid = (*pAid) & 0x3fff; // AID is low 14-bit
// -- get supported rates from payload and advance the pointer
IeType = pFrame->Octet[6];
*pSupRateLen = pFrame->Octet[7];
if ((IeType != IE_SUPP_RATES) || (*pSupRateLen > MAX_LEN_OF_SUPPORTED_RATES))
{
DBGPRINT(RT_DEBUG_TRACE, ("PeerAssocRspSanity fail - wrong SupportedRates IE\n"));
return FALSE;
}
else
NdisMoveMemory(SupRate, &pFrame->Octet[8], *pSupRateLen);
Length = Length + 2 + *pSupRateLen;
// many AP implement proprietary IEs in non-standard order, we'd better
// tolerate mis-ordered IEs to get best compatibility
pEid = (PEID_STRUCT) &pFrame->Octet[8 + (*pSupRateLen)];
// get variable fields from payload and advance the pointer
while ((Length + 2 + pEid->Len) <= MsgLen)
{
switch (pEid->Eid)
{
case IE_EXT_SUPP_RATES:
if (pEid->Len <= MAX_LEN_OF_SUPPORTED_RATES)
{
NdisMoveMemory(ExtRate, pEid->Octet, pEid->Len);
*pExtRateLen = pEid->Len;
}
break;
case IE_HT_CAP:
case IE_HT_CAP2:
if (pEid->Len >= SIZE_HT_CAP_IE) //Note: allow extension.!!
{
NdisMoveMemory(pHtCapability, pEid->Octet, SIZE_HT_CAP_IE);
*(USHORT *)(&pHtCapability->HtCapInfo) = cpu2le16(*(USHORT *)(&pHtCapability->HtCapInfo));
*(USHORT *)(&pHtCapability->ExtHtCapInfo) = cpu2le16(*(USHORT *)(&pHtCapability->ExtHtCapInfo));
*pHtCapabilityLen = SIZE_HT_CAP_IE;
}
else
{
DBGPRINT(RT_DEBUG_WARN, ("PeerAssocRspSanity - wrong IE_HT_CAP. \n"));
}
break;
case IE_ADD_HT:
case IE_ADD_HT2:
if (pEid->Len >= sizeof(ADD_HT_INFO_IE))
{
// This IE allows extension, but we can ignore extra bytes beyond our knowledge , so only
// copy first sizeof(ADD_HT_INFO_IE)
NdisMoveMemory(pAddHtInfo, pEid->Octet, sizeof(ADD_HT_INFO_IE));
*(USHORT *)(&pAddHtInfo->AddHtInfo2) = cpu2le16(*(USHORT *)(&pAddHtInfo->AddHtInfo2));
*(USHORT *)(&pAddHtInfo->AddHtInfo3) = cpu2le16(*(USHORT *)(&pAddHtInfo->AddHtInfo3));
*pAddHtInfoLen = SIZE_ADD_HT_INFO_IE;
}
else
{
DBGPRINT(RT_DEBUG_WARN, ("PeerAssocRspSanity - wrong IE_ADD_HT. \n"));
}
break;
case IE_SECONDARY_CH_OFFSET:
if (pEid->Len == 1)
{
*pNewExtChannelOffset = pEid->Octet[0];
}
else
{
DBGPRINT(RT_DEBUG_WARN, ("PeerAssocRspSanity - wrong IE_SECONDARY_CH_OFFSET. \n"));
}
break;
case IE_AIRONET_CKIP:
// 0. Check Aironet IE length, it must be larger or equal to 28
// Cisco's AP VxWork version(will not be supported) used this IE length as 28
// Cisco's AP IOS version used this IE length as 30
if (pEid->Len < (CKIP_NEGOTIATION_LENGTH - 2))
break;
// 1. Copy CKIP flag byte to buffer for process
*pCkipFlag = *(pEid->Octet + 8);
break;
case IE_AIRONET_IPADDRESS:
if (pEid->Len != 0x0A)
break;
// Get Cisco Aironet IP information
if (NdisEqualMemory(pEid->Octet, CISCO_OUI, 3) == 1)
NdisMoveMemory(pAd->StaCfg.AironetIPAddress, pEid->Octet + 4, 4);
break;
// CCX2, WMM use the same IE value
// case IE_CCX_V2:
case IE_VENDOR_SPECIFIC:
// handle WME PARAMTER ELEMENT
if (NdisEqualMemory(pEid->Octet, WME_PARM_ELEM, 6) && (pEid->Len == 24))
{
PUCHAR ptr;
int i;
// parsing EDCA parameters
pEdcaParm->bValid = TRUE;
pEdcaParm->bQAck = FALSE; // pEid->Octet[0] & 0x10;
pEdcaParm->bQueueRequest = FALSE; // pEid->Octet[0] & 0x20;
pEdcaParm->bTxopRequest = FALSE; // pEid->Octet[0] & 0x40;
//pEdcaParm->bMoreDataAck = FALSE; // pEid->Octet[0] & 0x80;
pEdcaParm->EdcaUpdateCount = pEid->Octet[6] & 0x0f;
pEdcaParm->bAPSDCapable = (pEid->Octet[6] & 0x80) ? 1 : 0;
ptr = &pEid->Octet[8];
for (i=0; i<4; i++)
{
UCHAR aci = (*ptr & 0x60) >> 5; // b5~6 is AC INDEX
pEdcaParm->bACM[aci] = (((*ptr) & 0x10) == 0x10); // b5 is ACM
pEdcaParm->Aifsn[aci] = (*ptr) & 0x0f; // b0~3 is AIFSN
pEdcaParm->Cwmin[aci] = *(ptr+1) & 0x0f; // b0~4 is Cwmin
pEdcaParm->Cwmax[aci] = *(ptr+1) >> 4; // b5~8 is Cwmax
pEdcaParm->Txop[aci] = *(ptr+2) + 256 * (*(ptr+3)); // in unit of 32-us
ptr += 4; // point to next AC
}
}
// handle CCX IE
else
{
// 0. Check the size and CCX admin control
if (pAd->StaCfg.CCXControl.field.Enable == 0)
break;
if (pEid->Len != 5)
break;
// Turn CCX2 if matched
if (NdisEqualMemory(pEid->Octet, Ccx2IeInfo, 5) == 1)
pAd->StaCfg.CCXEnable = TRUE;
break;
}
break;
default:
DBGPRINT(RT_DEBUG_TRACE, ("PeerAssocRspSanity - ignore unrecognized EID = %d\n", pEid->Eid));
break;
}
Length = Length + 2 + pEid->Len;
pEid = (PEID_STRUCT)((UCHAR*)pEid + 2 + pEid->Len);
}
// Force CCX2 enable to TRUE for those AP didn't replay CCX v2 IE, we still force it to be on
if (pAd->StaCfg.CCXControl.field.Enable == 1)
pAd->StaCfg.CCXEnable = TRUE;
return TRUE;
}
/*
==========================================================================
Description:
MLME message sanity check
Return:
TRUE if all parameters are OK, FALSE otherwise
IRQL = DISPATCH_LEVEL
==========================================================================
*/
BOOLEAN PeerProbeReqSanity(
IN PRTMP_ADAPTER pAd,
IN VOID *Msg,
IN ULONG MsgLen,
OUT PUCHAR pAddr2,
OUT CHAR Ssid[],
OUT UCHAR *pSsidLen)
{
UCHAR Idx;
UCHAR RateLen;
CHAR IeType;
PFRAME_802_11 pFrame = (PFRAME_802_11)Msg;
COPY_MAC_ADDR(pAddr2, pFrame->Hdr.Addr2);
if ((pFrame->Octet[0] != IE_SSID) || (pFrame->Octet[1] > MAX_LEN_OF_SSID))
{
DBGPRINT(RT_DEBUG_TRACE, ("PeerProbeReqSanity fail - wrong SSID IE(Type=%d,Len=%d)\n",pFrame->Octet[0],pFrame->Octet[1]));
return FALSE;
}
*pSsidLen = pFrame->Octet[1];
NdisMoveMemory(Ssid, &pFrame->Octet[2], *pSsidLen);
Idx = *pSsidLen + 2;
// -- get supported rates from payload and advance the pointer
IeType = pFrame->Octet[Idx];
RateLen = pFrame->Octet[Idx + 1];
if (IeType != IE_SUPP_RATES)
{
DBGPRINT(RT_DEBUG_TRACE, ("PeerProbeReqSanity fail - wrong SupportRates IE(Type=%d,Len=%d)\n",pFrame->Octet[Idx],pFrame->Octet[Idx+1]));
return FALSE;
}
else
{
if ((pAd->CommonCfg.PhyMode == PHY_11G) && (RateLen < 8))
return (FALSE);
}
return TRUE;
}
/*
==========================================================================
Description:
IRQL = DISPATCH_LEVEL
==========================================================================
*/
BOOLEAN GetTimBit(
IN CHAR *Ptr,
IN USHORT Aid,
OUT UCHAR *TimLen,
OUT UCHAR *BcastFlag,
OUT UCHAR *DtimCount,
OUT UCHAR *DtimPeriod,
OUT UCHAR *MessageToMe)
{
UCHAR BitCntl, N1, N2, MyByte, MyBit;
CHAR *IdxPtr;
IdxPtr = Ptr;
IdxPtr ++;
*TimLen = *IdxPtr;
// get DTIM Count from TIM element
IdxPtr ++;
*DtimCount = *IdxPtr;
// get DTIM Period from TIM element
IdxPtr++;
*DtimPeriod = *IdxPtr;
// get Bitmap Control from TIM element
IdxPtr++;
BitCntl = *IdxPtr;
if ((*DtimCount == 0) && (BitCntl & 0x01))
*BcastFlag = TRUE;
else
*BcastFlag = FALSE;
// Parse Partial Virtual Bitmap from TIM element
N1 = BitCntl & 0xfe; // N1 is the first bitmap byte#
N2 = *TimLen - 4 + N1; // N2 is the last bitmap byte#
if ((Aid < (N1 << 3)) || (Aid >= ((N2 + 1) << 3)))
*MessageToMe = FALSE;
else
{
MyByte = (Aid >> 3) - N1; // my byte position in the bitmap byte-stream
MyBit = Aid % 16 - ((MyByte & 0x01)? 8:0);
IdxPtr += (MyByte + 1);
//if (*IdxPtr)
// DBGPRINT(RT_DEBUG_WARN, ("TIM bitmap = 0x%02x\n", *IdxPtr));
if (*IdxPtr & (0x01 << MyBit))
*MessageToMe = TRUE;
else
*MessageToMe = FALSE;
}
return TRUE;
}
#include "../../rt2860/sta/sanity.c"

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drivers/staging/rt2870/sta/sync.c
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drivers/staging/rt2870/sta/wpa.c
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