diff options
Diffstat (limited to 'drivers/staging/rt2860/sta/auth_rsp.c')
| -rw-r--r-- | drivers/staging/rt2860/sta/auth_rsp.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/drivers/staging/rt2860/sta/auth_rsp.c b/drivers/staging/rt2860/sta/auth_rsp.c new file mode 100644 index 000000000000..f7aa4b99cf56 --- /dev/null +++ b/drivers/staging/rt2860/sta/auth_rsp.c @@ -0,0 +1,167 @@ +/* + ************************************************************************* + * 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)); + + +#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT + { + union iwreq_data wrqu; + memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN); + wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL); + } +#endif // NATIVE_WPA_SUPPLICANT_SUPPORT // + + + // 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); + + // Authentication Mode Cisco_LEAP has start a timer + // We should cancel it if using LEAP +#ifdef LEAP_SUPPORT + if (pAd->StaCfg.LeapAuthMode == CISCO_AuthModeLEAP) + { + RTMPCancelTimer(&pAd->StaCfg.LeapAuthTimer, &TimerCancelled); + //Check is it mach the LEAP Authentication failed as possible a Rogue AP + //on it's PortSecured not equal to WPA_802_1X_PORT_SECURED while process the Authenticaton. + if ((pAd->StaCfg.PortSecured != WPA_802_1X_PORT_SECURED) && (pAd->Mlme.LeapMachine.CurrState != LEAP_IDLE)) + { + RogueApTableSetEntry(pAd, &pAd->StaCfg.RogueApTab, Addr2, LEAP_REASON_AUTH_TIMEOUT); + } + } +#endif // LEAP_SUPPORT // + } + } + else + { + DBGPRINT(RT_DEBUG_TRACE,("AUTH_RSP - PeerDeauthAction() sanity check fail\n")); + } +} + |