Merge branch 'omap-pool'

[linux-2.6-omap-h63xx.git] / drivers / staging / rt3070 / sta / auth_rsp.c

diff --git a/drivers/staging/rt3070/sta/auth_rsp.c b/drivers/staging/rt3070/sta/auth_rsp.c
new file mode 100644 (file)
index 0000000..f7aa4b9
--- /dev/null
+++ b/drivers/staging/rt3070/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"));
+    }
+}
+