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-rw-r--r--drivers/staging/rt3090/sta/wpa.c396
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diff --git a/drivers/staging/rt3090/sta/wpa.c b/drivers/staging/rt3090/sta/wpa.c
deleted file mode 100644
index 2dbdba541c3f..000000000000
--- a/drivers/staging/rt3090/sta/wpa.c
+++ /dev/null
@@ -1,396 +0,0 @@
-/*
- *************************************************************************
- * 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:
- wpa.c
-
- Abstract:
-
- Revision History:
- Who When What
- -------- ---------- ----------------------------------------------
- Jan Lee 03-07-22 Initial
- Paul Lin 03-11-28 Modify for supplicant
-*/
-
-#include "../rt_config.h"
-
-
-void inc_byte_array(UCHAR *counter, int len);
-
-/*
- ========================================================================
-
- Routine Description:
- Process MIC error indication and record MIC error timer.
-
- Arguments:
- pAd Pointer to our adapter
- pWpaKey Pointer to the WPA key structure
-
- Return Value:
- None
-
- IRQL = DISPATCH_LEVEL
-
- Note:
-
- ========================================================================
-*/
-VOID RTMPReportMicError(
- IN PRTMP_ADAPTER pAd,
- IN PCIPHER_KEY pWpaKey)
-{
- ULONG Now;
- UCHAR unicastKey = (pWpaKey->Type == PAIRWISE_KEY ? 1:0);
-
- // Record Last MIC error time and count
- NdisGetSystemUpTime(&Now);
- if (pAd->StaCfg.MicErrCnt == 0)
- {
- pAd->StaCfg.MicErrCnt++;
- pAd->StaCfg.LastMicErrorTime = Now;
- NdisZeroMemory(pAd->StaCfg.ReplayCounter, 8);
- }
- else if (pAd->StaCfg.MicErrCnt == 1)
- {
- if ((pAd->StaCfg.LastMicErrorTime + (60 * OS_HZ)) < Now)
- {
- // Update Last MIC error time, this did not violate two MIC errors within 60 seconds
- pAd->StaCfg.LastMicErrorTime = Now;
- }
- else
- {
-
- if (pAd->CommonCfg.bWirelessEvent)
- RTMPSendWirelessEvent(pAd, IW_COUNTER_MEASURES_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
-
- pAd->StaCfg.LastMicErrorTime = Now;
- // Violate MIC error counts, MIC countermeasures kicks in
- pAd->StaCfg.MicErrCnt++;
- // We shall block all reception
- // We shall clean all Tx ring and disassoicate from AP after next EAPOL frame
- //
- // No necessary to clean all Tx ring, on RTMPHardTransmit will stop sending non-802.1X EAPOL packets
- // if pAd->StaCfg.MicErrCnt greater than 2.
- //
- // RTMPRingCleanUp(pAd, QID_AC_BK);
- // RTMPRingCleanUp(pAd, QID_AC_BE);
- // RTMPRingCleanUp(pAd, QID_AC_VI);
- // RTMPRingCleanUp(pAd, QID_AC_VO);
- // RTMPRingCleanUp(pAd, QID_HCCA);
- }
- }
- else
- {
- // MIC error count >= 2
- // This should not happen
- ;
- }
- MlmeEnqueue(pAd,
- MLME_CNTL_STATE_MACHINE,
- OID_802_11_MIC_FAILURE_REPORT_FRAME,
- 1,
- &unicastKey);
-
- if (pAd->StaCfg.MicErrCnt == 2)
- {
- RTMPSetTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, 100);
- }
-}
-
-
-#ifdef WPA_SUPPLICANT_SUPPORT
-#define LENGTH_EAP_H 4
-// If the received frame is EAP-Packet ,find out its EAP-Code (Request(0x01), Response(0x02), Success(0x03), Failure(0x04)).
-INT WpaCheckEapCode(
- IN PRTMP_ADAPTER pAd,
- IN PUCHAR pFrame,
- IN USHORT FrameLen,
- IN USHORT OffSet)
-{
-
- PUCHAR pData;
- INT result = 0;
-
- if( FrameLen < OffSet + LENGTH_EAPOL_H + LENGTH_EAP_H )
- return result;
-
- pData = pFrame + OffSet; // skip offset bytes
-
- if(*(pData+1) == EAPPacket) // 802.1x header - Packet Type
- {
- result = *(pData+4); // EAP header - Code
- }
-
- return result;
-}
-
-VOID WpaSendMicFailureToWpaSupplicant(
- IN PRTMP_ADAPTER pAd,
- IN BOOLEAN bUnicast)
-{
- char custom[IW_CUSTOM_MAX] = {0};
-
- sprintf(custom, "MLME-MICHAELMICFAILURE.indication");
- if(bUnicast)
- sprintf(custom, "%s unicast", custom);
-
- RtmpOSWrielessEventSend(pAd, IWEVCUSTOM, -1, NULL, (PUCHAR)custom, strlen(custom));
-
- return;
-}
-#endif // WPA_SUPPLICANT_SUPPORT //
-
-VOID WpaMicFailureReportFrame(
- IN PRTMP_ADAPTER pAd,
- IN MLME_QUEUE_ELEM *Elem)
-{
- PUCHAR pOutBuffer = NULL;
- UCHAR Header802_3[14];
- ULONG FrameLen = 0;
- EAPOL_PACKET Packet;
- UCHAR Mic[16];
- BOOLEAN bUnicast;
-
- DBGPRINT(RT_DEBUG_TRACE, ("WpaMicFailureReportFrame ----->\n"));
-
- bUnicast = (Elem->Msg[0] == 1 ? TRUE:FALSE);
- pAd->Sequence = ((pAd->Sequence) + 1) & (MAX_SEQ_NUMBER);
-
- // init 802.3 header and Fill Packet
- MAKE_802_3_HEADER(Header802_3, pAd->CommonCfg.Bssid, pAd->CurrentAddress, EAPOL);
-
- NdisZeroMemory(&Packet, sizeof(Packet));
- Packet.ProVer = EAPOL_VER;
- Packet.ProType = EAPOLKey;
-
- Packet.KeyDesc.Type = WPA1_KEY_DESC;
-
- // Request field presented
- Packet.KeyDesc.KeyInfo.Request = 1;
-
- if(pAd->StaCfg.WepStatus == Ndis802_11Encryption3Enabled)
- {
- Packet.KeyDesc.KeyInfo.KeyDescVer = 2;
- }
- else // TKIP
- {
- Packet.KeyDesc.KeyInfo.KeyDescVer = 1;
- }
-
- Packet.KeyDesc.KeyInfo.KeyType = (bUnicast ? PAIRWISEKEY : GROUPKEY);
-
- // KeyMic field presented
- Packet.KeyDesc.KeyInfo.KeyMic = 1;
-
- // Error field presented
- Packet.KeyDesc.KeyInfo.Error = 1;
-
- // Update packet length after decide Key data payload
- SET_UINT16_TO_ARRARY(Packet.Body_Len, LEN_EAPOL_KEY_MSG)
-
- // Key Replay Count
- NdisMoveMemory(Packet.KeyDesc.ReplayCounter, pAd->StaCfg.ReplayCounter, LEN_KEY_DESC_REPLAY);
- inc_byte_array(pAd->StaCfg.ReplayCounter, 8);
-
- // Convert to little-endian format.
- *((USHORT *)&Packet.KeyDesc.KeyInfo) = cpu2le16(*((USHORT *)&Packet.KeyDesc.KeyInfo));
-
-
- MlmeAllocateMemory(pAd, (PUCHAR *)&pOutBuffer); // allocate memory
- if(pOutBuffer == NULL)
- {
- return;
- }
-
- // Prepare EAPOL frame for MIC calculation
- // Be careful, only EAPOL frame is counted for MIC calculation
- MakeOutgoingFrame(pOutBuffer, &FrameLen,
- CONV_ARRARY_TO_UINT16(Packet.Body_Len) + 4, &Packet,
- END_OF_ARGS);
-
- // Prepare and Fill MIC value
- NdisZeroMemory(Mic, sizeof(Mic));
- if(pAd->StaCfg.WepStatus == Ndis802_11Encryption3Enabled)
- { // AES
- UCHAR digest[20] = {0};
- HMAC_SHA1(pAd->StaCfg.PTK, LEN_EAP_MICK, pOutBuffer, FrameLen, digest, SHA1_DIGEST_SIZE);
- NdisMoveMemory(Mic, digest, LEN_KEY_DESC_MIC);
- }
- else
- { // TKIP
- HMAC_MD5(pAd->StaCfg.PTK, LEN_EAP_MICK, pOutBuffer, FrameLen, Mic, MD5_DIGEST_SIZE);
- }
- NdisMoveMemory(Packet.KeyDesc.KeyMic, Mic, LEN_KEY_DESC_MIC);
-
- // copy frame to Tx ring and send MIC failure report frame to authenticator
- RTMPToWirelessSta(pAd, &pAd->MacTab.Content[BSSID_WCID],
- Header802_3, LENGTH_802_3,
- (PUCHAR)&Packet,
- CONV_ARRARY_TO_UINT16(Packet.Body_Len) + 4, FALSE);
-
- MlmeFreeMemory(pAd, (PUCHAR)pOutBuffer);
-
- DBGPRINT(RT_DEBUG_TRACE, ("WpaMicFailureReportFrame <-----\n"));
-}
-
-/** from wpa_supplicant
- * inc_byte_array - Increment arbitrary length byte array by one
- * @counter: Pointer to byte array
- * @len: Length of the counter in bytes
- *
- * This function increments the last byte of the counter by one and continues
- * rolling over to more significant bytes if the byte was incremented from
- * 0xff to 0x00.
- */
-void inc_byte_array(UCHAR *counter, int len)
-{
- int pos = len - 1;
- while (pos >= 0) {
- counter[pos]++;
- if (counter[pos] != 0)
- break;
- pos--;
- }
-}
-
-VOID WpaDisassocApAndBlockAssoc(
- IN PVOID SystemSpecific1,
- IN PVOID FunctionContext,
- IN PVOID SystemSpecific2,
- IN PVOID SystemSpecific3)
-{
- RTMP_ADAPTER *pAd = (PRTMP_ADAPTER)FunctionContext;
- MLME_DISASSOC_REQ_STRUCT DisassocReq;
-
- // disassoc from current AP first
- DBGPRINT(RT_DEBUG_TRACE, ("RTMPReportMicError - disassociate with current AP after sending second continuous EAPOL frame\n"));
- DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_MIC_FAILURE);
- MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ, sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
-
- pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
- pAd->StaCfg.bBlockAssoc = TRUE;
-}
-
-VOID WpaStaPairwiseKeySetting(
- IN PRTMP_ADAPTER pAd)
-{
- PCIPHER_KEY pSharedKey;
- PMAC_TABLE_ENTRY pEntry;
-
- pEntry = &pAd->MacTab.Content[BSSID_WCID];
-
- // Pairwise key shall use key#0
- pSharedKey = &pAd->SharedKey[BSS0][0];
-
- NdisMoveMemory(pAd->StaCfg.PTK, pEntry->PTK, LEN_PTK);
-
- // Prepare pair-wise key information into shared key table
- NdisZeroMemory(pSharedKey, sizeof(CIPHER_KEY));
- pSharedKey->KeyLen = LEN_TKIP_EK;
- NdisMoveMemory(pSharedKey->Key, &pAd->StaCfg.PTK[32], LEN_TKIP_EK);
- NdisMoveMemory(pSharedKey->RxMic, &pAd->StaCfg.PTK[48], LEN_TKIP_RXMICK);
- NdisMoveMemory(pSharedKey->TxMic, &pAd->StaCfg.PTK[48+LEN_TKIP_RXMICK], LEN_TKIP_TXMICK);
-
- // Decide its ChiperAlg
- if (pAd->StaCfg.PairCipher == Ndis802_11Encryption2Enabled)
- pSharedKey->CipherAlg = CIPHER_TKIP;
- else if (pAd->StaCfg.PairCipher == Ndis802_11Encryption3Enabled)
- pSharedKey->CipherAlg = CIPHER_AES;
- else
- pSharedKey->CipherAlg = CIPHER_NONE;
-
- // Update these related information to MAC_TABLE_ENTRY
- NdisMoveMemory(pEntry->PairwiseKey.Key, &pAd->StaCfg.PTK[32], LEN_TKIP_EK);
- NdisMoveMemory(pEntry->PairwiseKey.RxMic, &pAd->StaCfg.PTK[48], LEN_TKIP_RXMICK);
- NdisMoveMemory(pEntry->PairwiseKey.TxMic, &pAd->StaCfg.PTK[48+LEN_TKIP_RXMICK], LEN_TKIP_TXMICK);
- pEntry->PairwiseKey.CipherAlg = pSharedKey->CipherAlg;
-
- // Update pairwise key information to ASIC Shared Key Table
- AsicAddSharedKeyEntry(pAd,
- BSS0,
- 0,
- pSharedKey->CipherAlg,
- pSharedKey->Key,
- pSharedKey->TxMic,
- pSharedKey->RxMic);
-
- // Update ASIC WCID attribute table and IVEIV table
- RTMPAddWcidAttributeEntry(pAd,
- BSS0,
- 0,
- pSharedKey->CipherAlg,
- pEntry);
- STA_PORT_SECURED(pAd);
- pAd->IndicateMediaState = NdisMediaStateConnected;
-
- DBGPRINT(RT_DEBUG_TRACE, ("%s : AID(%d) port secured\n", __FUNCTION__, pEntry->Aid));
-
-}
-
-VOID WpaStaGroupKeySetting(
- IN PRTMP_ADAPTER pAd)
-{
- PCIPHER_KEY pSharedKey;
-
- pSharedKey = &pAd->SharedKey[BSS0][pAd->StaCfg.DefaultKeyId];
-
- // Prepare pair-wise key information into shared key table
- NdisZeroMemory(pSharedKey, sizeof(CIPHER_KEY));
- pSharedKey->KeyLen = LEN_TKIP_EK;
- NdisMoveMemory(pSharedKey->Key, pAd->StaCfg.GTK, LEN_TKIP_EK);
- NdisMoveMemory(pSharedKey->RxMic, &pAd->StaCfg.GTK[16], LEN_TKIP_RXMICK);
- NdisMoveMemory(pSharedKey->TxMic, &pAd->StaCfg.GTK[24], LEN_TKIP_TXMICK);
-
- // Update Shared Key CipherAlg
- pSharedKey->CipherAlg = CIPHER_NONE;
- if (pAd->StaCfg.GroupCipher == Ndis802_11Encryption2Enabled)
- pSharedKey->CipherAlg = CIPHER_TKIP;
- else if (pAd->StaCfg.GroupCipher == Ndis802_11Encryption3Enabled)
- pSharedKey->CipherAlg = CIPHER_AES;
- else if (pAd->StaCfg.GroupCipher == Ndis802_11GroupWEP40Enabled)
- pSharedKey->CipherAlg = CIPHER_WEP64;
- else if (pAd->StaCfg.GroupCipher == Ndis802_11GroupWEP104Enabled)
- pSharedKey->CipherAlg = CIPHER_WEP128;
-
- // Update group key information to ASIC Shared Key Table
- AsicAddSharedKeyEntry(pAd,
- BSS0,
- pAd->StaCfg.DefaultKeyId,
- pSharedKey->CipherAlg,
- pSharedKey->Key,
- pSharedKey->TxMic,
- pSharedKey->RxMic);
-
- // Update ASIC WCID attribute table and IVEIV table
- RTMPAddWcidAttributeEntry(pAd,
- BSS0,
- pAd->StaCfg.DefaultKeyId,
- pSharedKey->CipherAlg,
- NULL);
-
-}
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