/*************************************************************************** * RT2x00 SourceForge Project - http://rt2x00.serialmonkey.com             * *                                                                         * *   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.             * *                                                                         * *   Licensed under the GNU GPL                                            * *   Original code supplied under license from RaLink Inc, 2004.           * ***************************************************************************//*************************************************************************** *	Module Name:	auth_rsp.c * *	Abstract: * *	Revision History: *	Who		When		What *	--------	----------	----------------------------- *	Name		Date		Modification logs * ***************************************************************************/#include "rt_config.h"/*    ==========================================================================    Description:        authentication state machine init procedure    Parameters:        Sm - the state machine    Note:        the state machine looks like the following                                    AUTH_RSP_IDLE                       AUTH_RSP_WAIT_CHAL    MT2_AUTH_CHALLENGE_TIMEOUT      auth_rsp_challenge_timeout_action   auth_rsp_challenge_timeout_action    MT2_PEER_AUTH_ODD               peer_auth_at_auth_rsp_idle_action   peer_auth_at_auth_rsp_wait_action    MT2_PEER_DEAUTH                 peer_deauth_action                  peer_deauth_action    ========================================================================== */VOID AuthRspStateMachineInit(    IN PRTMP_ADAPTER pAd,    IN PSTATE_MACHINE Sm,    IN STATE_MACHINE_FUNC Trans[]){    ULONG        Now;    StateMachineInit(Sm, (STATE_MACHINE_FUNC*)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);    // initialize the random number generator    Now = jiffies;    LfsrInit(pAd, Now);}/*    ==========================================================================    Description:    ==========================================================================*/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;    UINT            FrameLen = 0;    PUCHAR          pOutBuffer = NULL;    USHORT          NStatus;    // allocate and send out Auth_Rsp frame    NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer);  //Get an unused nonpaged memory    if (NStatus != NDIS_STATUS_SUCCESS)        return;    if (Reason == MLME_SUCCESS)    {        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, pOutBuffer, FrameLen);    }    else    {        DBGPRINT(RT_DEBUG_TRACE, "Peer AUTH fail...\n");        return;    }}/*    ==========================================================================    Description:    ==========================================================================*/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->PortCfg.Bssid))        {            DBGPRINT(RT_DEBUG_TRACE,					"AUTH_RSP - receive DE-AUTH from our AP Reason=%d\n",					Reason);            LinkDown(pAd, TRUE);        }    }    else    {        DBGPRINT(RT_DEBUG_TRACE,"AUTH_RSP - PeerDeauthAction() sanity check fail\n");    }}