diff options
Diffstat (limited to 'drivers/staging/vt6655/dpc.c')
-rw-r--r-- | drivers/staging/vt6655/dpc.c | 2440 |
1 files changed, 1220 insertions, 1220 deletions
diff --git a/drivers/staging/vt6655/dpc.c b/drivers/staging/vt6655/dpc.c index 373e9e4fc87d..f96f9c17e8fe 100644 --- a/drivers/staging/vt6655/dpc.c +++ b/drivers/staging/vt6655/dpc.c @@ -63,7 +63,7 @@ /*--------------------- Static Variables --------------------------*/ //static int msglevel =MSG_LEVEL_DEBUG; -static int msglevel =MSG_LEVEL_INFO; +static int msglevel = MSG_LEVEL_INFO; const unsigned char acbyRxRate[MAX_RATE] = {2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108}; @@ -80,57 +80,57 @@ static unsigned char s_byGetRateIdx(unsigned char byRate); static void s_vGetDASA(unsigned char *pbyRxBufferAddr, unsigned int *pcbHeaderSize, - PSEthernetHeader psEthHeader); + PSEthernetHeader psEthHeader); static void s_vProcessRxMACHeader(PSDevice pDevice, unsigned char *pbyRxBufferAddr, - unsigned int cbPacketSize, bool bIsWEP, bool bExtIV, - unsigned int *pcbHeadSize); + unsigned int cbPacketSize, bool bIsWEP, bool bExtIV, + unsigned int *pcbHeadSize); static bool s_bAPModeRxCtl( - PSDevice pDevice, - unsigned char *pbyFrame, - int iSANodeIndex - ); + PSDevice pDevice, + unsigned char *pbyFrame, + int iSANodeIndex +); -static bool s_bAPModeRxData ( - PSDevice pDevice, - struct sk_buff* skb, - unsigned int FrameSize, - unsigned int cbHeaderOffset, - int iSANodeIndex, - int iDANodeIndex - ); +static bool s_bAPModeRxData( + PSDevice pDevice, + struct sk_buff *skb, + unsigned int FrameSize, + unsigned int cbHeaderOffset, + int iSANodeIndex, + int iDANodeIndex +); static bool s_bHandleRxEncryption( - PSDevice pDevice, - unsigned char *pbyFrame, - unsigned int FrameSize, - unsigned char *pbyRsr, - unsigned char *pbyNewRsr, - PSKeyItem *pKeyOut, - bool *pbExtIV, - unsigned short *pwRxTSC15_0, - unsigned long *pdwRxTSC47_16 - ); + PSDevice pDevice, + unsigned char *pbyFrame, + unsigned int FrameSize, + unsigned char *pbyRsr, + unsigned char *pbyNewRsr, + PSKeyItem *pKeyOut, + bool *pbExtIV, + unsigned short *pwRxTSC15_0, + unsigned long *pdwRxTSC47_16 +); static bool s_bHostWepRxEncryption( - PSDevice pDevice, - unsigned char *pbyFrame, - unsigned int FrameSize, - unsigned char *pbyRsr, - bool bOnFly, - PSKeyItem pKey, - unsigned char *pbyNewRsr, - bool *pbExtIV, - unsigned short *pwRxTSC15_0, - unsigned long *pdwRxTSC47_16 + PSDevice pDevice, + unsigned char *pbyFrame, + unsigned int FrameSize, + unsigned char *pbyRsr, + bool bOnFly, + PSKeyItem pKey, + unsigned char *pbyNewRsr, + bool *pbExtIV, + unsigned short *pwRxTSC15_0, + unsigned long *pdwRxTSC47_16 - ); +); /*--------------------- Export Variables --------------------------*/ @@ -150,142 +150,142 @@ static bool s_bHostWepRxEncryption( * * Return Value: None * --*/ + -*/ static void s_vProcessRxMACHeader(PSDevice pDevice, unsigned char *pbyRxBufferAddr, - unsigned int cbPacketSize, bool bIsWEP, bool bExtIV, - unsigned int *pcbHeadSize) + unsigned int cbPacketSize, bool bIsWEP, bool bExtIV, + unsigned int *pcbHeadSize) { - unsigned char *pbyRxBuffer; - unsigned int cbHeaderSize = 0; - unsigned short *pwType; - PS802_11Header pMACHeader; - int ii; - - - pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize); - - s_vGetDASA((unsigned char *)pMACHeader, &cbHeaderSize, &pDevice->sRxEthHeader); - - if (bIsWEP) { - if (bExtIV) { - // strip IV&ExtIV , add 8 byte - cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 8); - } else { - // strip IV , add 4 byte - cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 4); - } - } - else { - cbHeaderSize += WLAN_HDR_ADDR3_LEN; - }; - - pbyRxBuffer = (unsigned char *) (pbyRxBufferAddr + cbHeaderSize); - if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_Bridgetunnel[0])) { - cbHeaderSize += 6; - } - else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { - cbHeaderSize += 6; - pwType = (unsigned short *) (pbyRxBufferAddr + cbHeaderSize); - if ((*pwType!= TYPE_PKT_IPX) && (*pwType != cpu_to_le16(0xF380))) { - } - else { - cbHeaderSize -= 8; - pwType = (unsigned short *) (pbyRxBufferAddr + cbHeaderSize); - if (bIsWEP) { - if (bExtIV) { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV - } else { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV - } - } - else { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN); - } - } - } - else { - cbHeaderSize -= 2; - pwType = (unsigned short *) (pbyRxBufferAddr + cbHeaderSize); - if (bIsWEP) { - if (bExtIV) { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV - } else { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV - } - } - else { - *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN); - } - } - - cbHeaderSize -= (ETH_ALEN * 2); - pbyRxBuffer = (unsigned char *) (pbyRxBufferAddr + cbHeaderSize); - for(ii=0;ii<ETH_ALEN;ii++) - *pbyRxBuffer++ = pDevice->sRxEthHeader.abyDstAddr[ii]; - for(ii=0;ii<ETH_ALEN;ii++) - *pbyRxBuffer++ = pDevice->sRxEthHeader.abySrcAddr[ii]; - - *pcbHeadSize = cbHeaderSize; + unsigned char *pbyRxBuffer; + unsigned int cbHeaderSize = 0; + unsigned short *pwType; + PS802_11Header pMACHeader; + int ii; + + + pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize); + + s_vGetDASA((unsigned char *)pMACHeader, &cbHeaderSize, &pDevice->sRxEthHeader); + + if (bIsWEP) { + if (bExtIV) { + // strip IV&ExtIV , add 8 byte + cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 8); + } else { + // strip IV , add 4 byte + cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 4); + } + } + else { + cbHeaderSize += WLAN_HDR_ADDR3_LEN; + }; + + pbyRxBuffer = (unsigned char *)(pbyRxBufferAddr + cbHeaderSize); + if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_Bridgetunnel[0])) { + cbHeaderSize += 6; + } + else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { + cbHeaderSize += 6; + pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize); + if ((*pwType != TYPE_PKT_IPX) && (*pwType != cpu_to_le16(0xF380))) { + } + else { + cbHeaderSize -= 8; + pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize); + if (bIsWEP) { + if (bExtIV) { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV + } else { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV + } + } + else { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN); + } + } + } + else { + cbHeaderSize -= 2; + pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize); + if (bIsWEP) { + if (bExtIV) { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV + } else { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV + } + } + else { + *pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN); + } + } + + cbHeaderSize -= (ETH_ALEN * 2); + pbyRxBuffer = (unsigned char *)(pbyRxBufferAddr + cbHeaderSize); + for (ii = 0; ii < ETH_ALEN; ii++) + *pbyRxBuffer++ = pDevice->sRxEthHeader.abyDstAddr[ii]; + for (ii = 0; ii < ETH_ALEN; ii++) + *pbyRxBuffer++ = pDevice->sRxEthHeader.abySrcAddr[ii]; + + *pcbHeadSize = cbHeaderSize; } -static unsigned char s_byGetRateIdx (unsigned char byRate) +static unsigned char s_byGetRateIdx(unsigned char byRate) { - unsigned char byRateIdx; + unsigned char byRateIdx; - for (byRateIdx = 0; byRateIdx <MAX_RATE ; byRateIdx++) { - if (acbyRxRate[byRateIdx%MAX_RATE] == byRate) - return byRateIdx; - } - return 0; + for (byRateIdx = 0; byRateIdx < MAX_RATE; byRateIdx++) { + if (acbyRxRate[byRateIdx % MAX_RATE] == byRate) + return byRateIdx; + } + return 0; } static void s_vGetDASA(unsigned char *pbyRxBufferAddr, unsigned int *pcbHeaderSize, - PSEthernetHeader psEthHeader) + PSEthernetHeader psEthHeader) { - unsigned int cbHeaderSize = 0; - PS802_11Header pMACHeader; - int ii; - - pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize); - - if ((pMACHeader->wFrameCtl & FC_TODS) == 0) { - if (pMACHeader->wFrameCtl & FC_FROMDS) { - for(ii=0;ii<ETH_ALEN;ii++) { - psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr1[ii]; - psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr3[ii]; - } - } - else { - // IBSS mode - for(ii=0;ii<ETH_ALEN;ii++) { - psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr1[ii]; - psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr2[ii]; - } - } - } - else { - // Is AP mode.. - if (pMACHeader->wFrameCtl & FC_FROMDS) { - for(ii=0;ii<ETH_ALEN;ii++) { - psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr3[ii]; - psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr4[ii]; - cbHeaderSize += 6; - } - } - else { - for(ii=0;ii<ETH_ALEN;ii++) { - psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr3[ii]; - psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr2[ii]; - } - } - }; - *pcbHeaderSize = cbHeaderSize; + unsigned int cbHeaderSize = 0; + PS802_11Header pMACHeader; + int ii; + + pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize); + + if ((pMACHeader->wFrameCtl & FC_TODS) == 0) { + if (pMACHeader->wFrameCtl & FC_FROMDS) { + for (ii = 0; ii < ETH_ALEN; ii++) { + psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr1[ii]; + psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr3[ii]; + } + } + else { + // IBSS mode + for (ii = 0; ii < ETH_ALEN; ii++) { + psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr1[ii]; + psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr2[ii]; + } + } + } + else { + // Is AP mode.. + if (pMACHeader->wFrameCtl & FC_FROMDS) { + for (ii = 0; ii < ETH_ALEN; ii++) { + psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr3[ii]; + psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr4[ii]; + cbHeaderSize += 6; + } + } + else { + for (ii = 0; ii < ETH_ALEN; ii++) { + psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr3[ii]; + psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr2[ii]; + } + } + }; + *pcbHeaderSize = cbHeaderSize; } @@ -299,10 +299,10 @@ void MngWorkItem(void *Context) PSDevice pDevice = (PSDevice) Context; //printk("Enter MngWorkItem,Queue packet num is %d\n",pDevice->rxManeQueue.packet_num); spin_lock_irq(&pDevice->lock); - while(pDevice->rxManeQueue.packet_num != 0) - { - pRxMgmtPacket = DeQueue(pDevice); - vMgrRxManagePacket(pDevice, pDevice->pMgmt, pRxMgmtPacket); + while (pDevice->rxManeQueue.packet_num != 0) + { + pRxMgmtPacket = DeQueue(pDevice); + vMgrRxManagePacket(pDevice, pDevice->pMgmt, pRxMgmtPacket); } spin_unlock_irq(&pDevice->lock); } @@ -313,531 +313,531 @@ void MngWorkItem(void *Context) bool -device_receive_frame ( - PSDevice pDevice, - PSRxDesc pCurrRD - ) +device_receive_frame( + PSDevice pDevice, + PSRxDesc pCurrRD +) { - PDEVICE_RD_INFO pRDInfo = pCurrRD->pRDInfo; + PDEVICE_RD_INFO pRDInfo = pCurrRD->pRDInfo; #ifdef PLICE_DEBUG //printk("device_receive_frame:pCurrRD is %x,pRDInfo is %x\n",pCurrRD,pCurrRD->pRDInfo); #endif - struct net_device_stats* pStats=&pDevice->stats; - struct sk_buff* skb; - PSMgmtObject pMgmt = pDevice->pMgmt; - PSRxMgmtPacket pRxPacket = &(pDevice->pMgmt->sRxPacket); - PS802_11Header p802_11Header; - unsigned char *pbyRsr; - unsigned char *pbyNewRsr; - unsigned char *pbyRSSI; - PQWORD pqwTSFTime; - unsigned short *pwFrameSize; - unsigned char *pbyFrame; - bool bDeFragRx = false; - bool bIsWEP = false; - unsigned int cbHeaderOffset; - unsigned int FrameSize; - unsigned short wEtherType = 0; - int iSANodeIndex = -1; - int iDANodeIndex = -1; - unsigned int ii; - unsigned int cbIVOffset; - bool bExtIV = false; - unsigned char *pbyRxSts; - unsigned char *pbyRxRate; - unsigned char *pbySQ; - unsigned int cbHeaderSize; - PSKeyItem pKey = NULL; - unsigned short wRxTSC15_0 = 0; - unsigned long dwRxTSC47_16 = 0; - SKeyItem STempKey; - // 802.11h RPI - unsigned long dwDuration = 0; - long ldBm = 0; - long ldBmThreshold = 0; - PS802_11Header pMACHeader; - bool bRxeapol_key = false; - -// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---------- device_receive_frame---\n"); - - skb = pRDInfo->skb; + struct net_device_stats *pStats = &pDevice->stats; + struct sk_buff *skb; + PSMgmtObject pMgmt = pDevice->pMgmt; + PSRxMgmtPacket pRxPacket = &(pDevice->pMgmt->sRxPacket); + PS802_11Header p802_11Header; + unsigned char *pbyRsr; + unsigned char *pbyNewRsr; + unsigned char *pbyRSSI; + PQWORD pqwTSFTime; + unsigned short *pwFrameSize; + unsigned char *pbyFrame; + bool bDeFragRx = false; + bool bIsWEP = false; + unsigned int cbHeaderOffset; + unsigned int FrameSize; + unsigned short wEtherType = 0; + int iSANodeIndex = -1; + int iDANodeIndex = -1; + unsigned int ii; + unsigned int cbIVOffset; + bool bExtIV = false; + unsigned char *pbyRxSts; + unsigned char *pbyRxRate; + unsigned char *pbySQ; + unsigned int cbHeaderSize; + PSKeyItem pKey = NULL; + unsigned short wRxTSC15_0 = 0; + unsigned long dwRxTSC47_16 = 0; + SKeyItem STempKey; + // 802.11h RPI + unsigned long dwDuration = 0; + long ldBm = 0; + long ldBmThreshold = 0; + PS802_11Header pMACHeader; + bool bRxeapol_key = false; + +// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "---------- device_receive_frame---\n"); + + skb = pRDInfo->skb; //PLICE_DEBUG-> #if 1 pci_unmap_single(pDevice->pcid, pRDInfo->skb_dma, - pDevice->rx_buf_sz, PCI_DMA_FROMDEVICE); + pDevice->rx_buf_sz, PCI_DMA_FROMDEVICE); #endif //PLICE_DEBUG<- - pwFrameSize = (unsigned short *)(skb->data + 2); - FrameSize = cpu_to_le16(pCurrRD->m_rd1RD1.wReqCount) - cpu_to_le16(pCurrRD->m_rd0RD0.wResCount); - - // Max: 2312Payload + 30HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR - // Min (ACK): 10HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR - if ((FrameSize > 2364)||(FrameSize <= 32)) { - // Frame Size error drop this packet. - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---------- WRONG Length 1 \n"); - return false; - } - - pbyRxSts = (unsigned char *) (skb->data); - pbyRxRate = (unsigned char *) (skb->data + 1); - pbyRsr = (unsigned char *) (skb->data + FrameSize - 1); - pbyRSSI = (unsigned char *) (skb->data + FrameSize - 2); - pbyNewRsr = (unsigned char *) (skb->data + FrameSize - 3); - pbySQ = (unsigned char *) (skb->data + FrameSize - 4); - pqwTSFTime = (PQWORD) (skb->data + FrameSize - 12); - pbyFrame = (unsigned char *)(skb->data + 4); - - // get packet size - FrameSize = cpu_to_le16(*pwFrameSize); - - if ((FrameSize > 2346)|(FrameSize < 14)) { // Max: 2312Payload + 30HD +4CRC - // Min: 14 bytes ACK - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---------- WRONG Length 2 \n"); - return false; - } + pwFrameSize = (unsigned short *)(skb->data + 2); + FrameSize = cpu_to_le16(pCurrRD->m_rd1RD1.wReqCount) - cpu_to_le16(pCurrRD->m_rd0RD0.wResCount); + + // Max: 2312Payload + 30HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR + // Min (ACK): 10HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR + if ((FrameSize > 2364) || (FrameSize <= 32)) { + // Frame Size error drop this packet. + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "---------- WRONG Length 1 \n"); + return false; + } + + pbyRxSts = (unsigned char *)(skb->data); + pbyRxRate = (unsigned char *)(skb->data + 1); + pbyRsr = (unsigned char *)(skb->data + FrameSize - 1); + pbyRSSI = (unsigned char *)(skb->data + FrameSize - 2); + pbyNewRsr = (unsigned char *)(skb->data + FrameSize - 3); + pbySQ = (unsigned char *)(skb->data + FrameSize - 4); + pqwTSFTime = (PQWORD)(skb->data + FrameSize - 12); + pbyFrame = (unsigned char *)(skb->data + 4); + + // get packet size + FrameSize = cpu_to_le16(*pwFrameSize); + + if ((FrameSize > 2346)|(FrameSize < 14)) { // Max: 2312Payload + 30HD +4CRC + // Min: 14 bytes ACK + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "---------- WRONG Length 2 \n"); + return false; + } //PLICE_DEBUG-> #if 1 // update receive statistic counter - STAvUpdateRDStatCounter(&pDevice->scStatistic, - *pbyRsr, - *pbyNewRsr, - *pbyRxRate, - pbyFrame, - FrameSize); + STAvUpdateRDStatCounter(&pDevice->scStatistic, + *pbyRsr, + *pbyNewRsr, + *pbyRxRate, + pbyFrame, + FrameSize); #endif - pMACHeader=(PS802_11Header)((unsigned char *) (skb->data)+8); + pMACHeader = (PS802_11Header)((unsigned char *)(skb->data) + 8); //PLICE_DEBUG<- if (pDevice->bMeasureInProgress == true) { - if ((*pbyRsr & RSR_CRCOK) != 0) { - pDevice->byBasicMap |= 0x01; - } - dwDuration = (FrameSize << 4); - dwDuration /= acbyRxRate[*pbyRxRate%MAX_RATE]; - if (*pbyRxRate <= RATE_11M) { - if (*pbyRxSts & 0x01) { - // long preamble - dwDuration += 192; - } else { - // short preamble - dwDuration += 96; - } - } else { - dwDuration += 16; - } - RFvRSSITodBm(pDevice, *pbyRSSI, &ldBm); - ldBmThreshold = -57; - for (ii = 7; ii > 0;) { - if (ldBm > ldBmThreshold) { - break; - } - ldBmThreshold -= 5; - ii--; - } - pDevice->dwRPIs[ii] += dwDuration; - return false; - } - - if (!is_multicast_ether_addr(pbyFrame)) { - if (WCTLbIsDuplicate(&(pDevice->sDupRxCache), (PS802_11Header) (skb->data + 4))) { - pDevice->s802_11Counter.FrameDuplicateCount++; - return false; - } - } - - - // Use for TKIP MIC - s_vGetDASA(skb->data+4, &cbHeaderSize, &pDevice->sRxEthHeader); - - // filter packet send from myself - if (!compare_ether_addr((unsigned char *)&(pDevice->sRxEthHeader.abySrcAddr[0]), pDevice->abyCurrentNetAddr)) - return false; - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { - if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) { - p802_11Header = (PS802_11Header) (pbyFrame); - // get SA NodeIndex - if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(p802_11Header->abyAddr2), &iSANodeIndex)) { - pMgmt->sNodeDBTable[iSANodeIndex].ulLastRxJiffer = jiffies; - pMgmt->sNodeDBTable[iSANodeIndex].uInActiveCount = 0; - } - } - } - - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - if (s_bAPModeRxCtl(pDevice, pbyFrame, iSANodeIndex) == true) { - return false; - } - } - - - if (IS_FC_WEP(pbyFrame)) { - bool bRxDecryOK = false; - - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"rx WEP pkt\n"); - bIsWEP = true; - if ((pDevice->bEnableHostWEP) && (iSANodeIndex >= 0)) { - pKey = &STempKey; - pKey->byCipherSuite = pMgmt->sNodeDBTable[iSANodeIndex].byCipherSuite; - pKey->dwKeyIndex = pMgmt->sNodeDBTable[iSANodeIndex].dwKeyIndex; - pKey->uKeyLength = pMgmt->sNodeDBTable[iSANodeIndex].uWepKeyLength; - pKey->dwTSC47_16 = pMgmt->sNodeDBTable[iSANodeIndex].dwTSC47_16; - pKey->wTSC15_0 = pMgmt->sNodeDBTable[iSANodeIndex].wTSC15_0; - memcpy(pKey->abyKey, - &pMgmt->sNodeDBTable[iSANodeIndex].abyWepKey[0], - pKey->uKeyLength - ); - - bRxDecryOK = s_bHostWepRxEncryption(pDevice, - pbyFrame, - FrameSize, - pbyRsr, - pMgmt->sNodeDBTable[iSANodeIndex].bOnFly, - pKey, - pbyNewRsr, - &bExtIV, - &wRxTSC15_0, - &dwRxTSC47_16); - } else { - bRxDecryOK = s_bHandleRxEncryption(pDevice, - pbyFrame, - FrameSize, - pbyRsr, - pbyNewRsr, - &pKey, - &bExtIV, - &wRxTSC15_0, - &dwRxTSC47_16); - } - - if (bRxDecryOK) { - if ((*pbyNewRsr & NEWRSR_DECRYPTOK) == 0) { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV Fail\n"); - if ( (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA) || - (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) || - (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) || - (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || - (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { - - if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { - pDevice->s802_11Counter.TKIPICVErrors++; - } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP)) { - pDevice->s802_11Counter.CCMPDecryptErrors++; - } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_WEP)) { + if ((*pbyRsr & RSR_CRCOK) != 0) { + pDevice->byBasicMap |= 0x01; + } + dwDuration = (FrameSize << 4); + dwDuration /= acbyRxRate[*pbyRxRate%MAX_RATE]; + if (*pbyRxRate <= RATE_11M) { + if (*pbyRxSts & 0x01) { + // long preamble + dwDuration += 192; + } else { + // short preamble + dwDuration += 96; + } + } else { + dwDuration += 16; + } + RFvRSSITodBm(pDevice, *pbyRSSI, &ldBm); + ldBmThreshold = -57; + for (ii = 7; ii > 0;) { + if (ldBm > ldBmThreshold) { + break; + } + ldBmThreshold -= 5; + ii--; + } + pDevice->dwRPIs[ii] += dwDuration; + return false; + } + + if (!is_multicast_ether_addr(pbyFrame)) { + if (WCTLbIsDuplicate(&(pDevice->sDupRxCache), (PS802_11Header)(skb->data + 4))) { + pDevice->s802_11Counter.FrameDuplicateCount++; + return false; + } + } + + + // Use for TKIP MIC + s_vGetDASA(skb->data+4, &cbHeaderSize, &pDevice->sRxEthHeader); + + // filter packet send from myself + if (!compare_ether_addr((unsigned char *)&(pDevice->sRxEthHeader.abySrcAddr[0]), pDevice->abyCurrentNetAddr)) + return false; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { + if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) { + p802_11Header = (PS802_11Header)(pbyFrame); + // get SA NodeIndex + if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(p802_11Header->abyAddr2), &iSANodeIndex)) { + pMgmt->sNodeDBTable[iSANodeIndex].ulLastRxJiffer = jiffies; + pMgmt->sNodeDBTable[iSANodeIndex].uInActiveCount = 0; + } + } + } + + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + if (s_bAPModeRxCtl(pDevice, pbyFrame, iSANodeIndex) == true) { + return false; + } + } + + + if (IS_FC_WEP(pbyFrame)) { + bool bRxDecryOK = false; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "rx WEP pkt\n"); + bIsWEP = true; + if ((pDevice->bEnableHostWEP) && (iSANodeIndex >= 0)) { + pKey = &STempKey; + pKey->byCipherSuite = pMgmt->sNodeDBTable[iSANodeIndex].byCipherSuite; + pKey->dwKeyIndex = pMgmt->sNodeDBTable[iSANodeIndex].dwKeyIndex; + pKey->uKeyLength = pMgmt->sNodeDBTable[iSANodeIndex].uWepKeyLength; + pKey->dwTSC47_16 = pMgmt->sNodeDBTable[iSANodeIndex].dwTSC47_16; + pKey->wTSC15_0 = pMgmt->sNodeDBTable[iSANodeIndex].wTSC15_0; + memcpy(pKey->abyKey, + &pMgmt->sNodeDBTable[iSANodeIndex].abyWepKey[0], + pKey->uKeyLength +); + + bRxDecryOK = s_bHostWepRxEncryption(pDevice, + pbyFrame, + FrameSize, + pbyRsr, + pMgmt->sNodeDBTable[iSANodeIndex].bOnFly, + pKey, + pbyNewRsr, + &bExtIV, + &wRxTSC15_0, + &dwRxTSC47_16); + } else { + bRxDecryOK = s_bHandleRxEncryption(pDevice, + pbyFrame, + FrameSize, + pbyRsr, + pbyNewRsr, + &pKey, + &bExtIV, + &wRxTSC15_0, + &dwRxTSC47_16); + } + + if (bRxDecryOK) { + if ((*pbyNewRsr & NEWRSR_DECRYPTOK) == 0) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ICV Fail\n"); + if ((pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA) || + (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) || + (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) || + (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || + (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { + + if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { + pDevice->s802_11Counter.TKIPICVErrors++; + } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP)) { + pDevice->s802_11Counter.CCMPDecryptErrors++; + } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_WEP)) { // pDevice->s802_11Counter.WEPICVErrorCount.QuadPart++; - } - } - return false; - } - } else { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"WEP Func Fail\n"); - return false; - } - if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP)) - FrameSize -= 8; // Message Integrity Code - else - FrameSize -= 4; // 4 is ICV - } - - - // - // RX OK - // - //remove the CRC length - FrameSize -= ETH_FCS_LEN; - - if (( !(*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI))) && // unicast address - (IS_FRAGMENT_PKT((skb->data+4))) - ) { - // defragment - bDeFragRx = WCTLbHandleFragment(pDevice, (PS802_11Header) (skb->data+4), FrameSize, bIsWEP, bExtIV); - pDevice->s802_11Counter.ReceivedFragmentCount++; - if (bDeFragRx) { - // defrag complete - skb = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb; - FrameSize = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength; - - } - else { - return false; - } - } + } + } + return false; + } + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "WEP Func Fail\n"); + return false; + } + if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP)) + FrameSize -= 8; // Message Integrity Code + else + FrameSize -= 4; // 4 is ICV + } + + + // + // RX OK + // + //remove the CRC length + FrameSize -= ETH_FCS_LEN; + + if ((!(*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI))) && // unicast address + (IS_FRAGMENT_PKT((skb->data+4))) +) { + // defragment + bDeFragRx = WCTLbHandleFragment(pDevice, (PS802_11Header)(skb->data+4), FrameSize, bIsWEP, bExtIV); + pDevice->s802_11Counter.ReceivedFragmentCount++; + if (bDeFragRx) { + // defrag complete + skb = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb; + FrameSize = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength; + + } + else { + return false; + } + } // Management & Control frame Handle - if ((IS_TYPE_DATA((skb->data+4))) == false) { - // Handle Control & Manage Frame - - if (IS_TYPE_MGMT((skb->data+4))) { - unsigned char *pbyData1; - unsigned char *pbyData2; - - pRxPacket->p80211Header = (PUWLAN_80211HDR)(skb->data+4); - pRxPacket->cbMPDULen = FrameSize; - pRxPacket->uRSSI = *pbyRSSI; - pRxPacket->bySQ = *pbySQ; - HIDWORD(pRxPacket->qwLocalTSF) = cpu_to_le32(HIDWORD(*pqwTSFTime)); - LODWORD(pRxPacket->qwLocalTSF) = cpu_to_le32(LODWORD(*pqwTSFTime)); - if (bIsWEP) { - // strip IV - pbyData1 = WLAN_HDR_A3_DATA_PTR(skb->data+4); - pbyData2 = WLAN_HDR_A3_DATA_PTR(skb->data+4) + 4; - for (ii = 0; ii < (FrameSize - 4); ii++) { - *pbyData1 = *pbyData2; - pbyData1++; - pbyData2++; - } - } - pRxPacket->byRxRate = s_byGetRateIdx(*pbyRxRate); - pRxPacket->byRxChannel = (*pbyRxSts) >> 2; + if ((IS_TYPE_DATA((skb->data+4))) == false) { + // Handle Control & Manage Frame + + if (IS_TYPE_MGMT((skb->data+4))) { + unsigned char *pbyData1; + unsigned char *pbyData2; + + pRxPacket->p80211Header = (PUWLAN_80211HDR)(skb->data+4); + pRxPacket->cbMPDULen = FrameSize; + pRxPacket->uRSSI = *pbyRSSI; + pRxPacket->bySQ = *pbySQ; + HIDWORD(pRxPacket->qwLocalTSF) = cpu_to_le32(HIDWORD(*pqwTSFTime)); + LODWORD(pRxPacket->qwLocalTSF) = cpu_to_le32(LODWORD(*pqwTSFTime)); + if (bIsWEP) { + // strip IV + pbyData1 = WLAN_HDR_A3_DATA_PTR(skb->data+4); + pbyData2 = WLAN_HDR_A3_DATA_PTR(skb->data+4) + 4; + for (ii = 0; ii < (FrameSize - 4); ii++) { + *pbyData1 = *pbyData2; + pbyData1++; + pbyData2++; + } + } + pRxPacket->byRxRate = s_byGetRateIdx(*pbyRxRate); + pRxPacket->byRxChannel = (*pbyRxSts) >> 2; //PLICE_DEBUG-> //EnQueue(pDevice,pRxPacket); #ifdef THREAD - EnQueue(pDevice,pRxPacket); + EnQueue(pDevice, pRxPacket); - //printk("enque time is %x\n",jiffies); - //up(&pDevice->mlme_semaphore); + //printk("enque time is %x\n",jiffies); + //up(&pDevice->mlme_semaphore); //Enque (pDevice->FirstRecvMngList,pDevice->LastRecvMngList,pMgmt); #else #ifdef TASK_LET - EnQueue(pDevice,pRxPacket); - tasklet_schedule(&pDevice->RxMngWorkItem); + EnQueue(pDevice, pRxPacket); + tasklet_schedule(&pDevice->RxMngWorkItem); #else //printk("RxMan\n"); - vMgrRxManagePacket((void *)pDevice, pDevice->pMgmt, pRxPacket); - //tasklet_schedule(&pDevice->RxMngWorkItem); + vMgrRxManagePacket((void *)pDevice, pDevice->pMgmt, pRxPacket); + //tasklet_schedule(&pDevice->RxMngWorkItem); #endif #endif //PLICE_DEBUG<- //vMgrRxManagePacket((void *)pDevice, pDevice->pMgmt, pRxPacket); - // hostap Deamon handle 802.11 management - if (pDevice->bEnableHostapd) { - skb->dev = pDevice->apdev; - skb->data += 4; - skb->tail += 4; - skb_put(skb, FrameSize); - skb_reset_mac_header(skb); - skb->pkt_type = PACKET_OTHERHOST; - skb->protocol = htons(ETH_P_802_2); - memset(skb->cb, 0, sizeof(skb->cb)); - netif_rx(skb); - return true; - } - } - else { - // Control Frame - }; - return false; - } - else { - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - //In AP mode, hw only check addr1(BSSID or RA) if equal to local MAC. - if ( !(*pbyRsr & RSR_BSSIDOK)) { - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - return false; - } - } - else { - // discard DATA packet while not associate || BSSID error - if ((pDevice->bLinkPass == false) || - !(*pbyRsr & RSR_BSSIDOK)) { - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - return false; - } - //mike add:station mode check eapol-key challenge---> - { - unsigned char Protocol_Version; //802.1x Authentication - unsigned char Packet_Type; //802.1x Authentication - if (bIsWEP) - cbIVOffset = 8; - else - cbIVOffset = 0; - wEtherType = (skb->data[cbIVOffset + 8 + 24 + 6] << 8) | - skb->data[cbIVOffset + 8 + 24 + 6 + 1]; - Protocol_Version = skb->data[cbIVOffset + 8 + 24 + 6 + 1 +1]; - Packet_Type = skb->data[cbIVOffset + 8 + 24 + 6 + 1 +1+1]; - if (wEtherType == ETH_P_PAE) { //Protocol Type in LLC-Header - if(((Protocol_Version==1) ||(Protocol_Version==2)) && - (Packet_Type==3)) { //802.1x OR eapol-key challenge frame receive - bRxeapol_key = true; - } - } - } - //mike add:station mode check eapol-key challenge<--- - } - } + // hostap Deamon handle 802.11 management + if (pDevice->bEnableHostapd) { + skb->dev = pDevice->apdev; + skb->data += 4; + skb->tail += 4; + skb_put(skb, FrameSize); + skb_reset_mac_header(skb); + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = htons(ETH_P_802_2); + memset(skb->cb, 0, sizeof(skb->cb)); + netif_rx(skb); + return true; + } + } + else { + // Control Frame + }; + return false; + } + else { + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + //In AP mode, hw only check addr1(BSSID or RA) if equal to local MAC. + if (!(*pbyRsr & RSR_BSSIDOK)) { + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + return false; + } + } + else { + // discard DATA packet while not associate || BSSID error + if ((pDevice->bLinkPass == false) || + !(*pbyRsr & RSR_BSSIDOK)) { + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + return false; + } + //mike add:station mode check eapol-key challenge---> + { + unsigned char Protocol_Version; //802.1x Authentication + unsigned char Packet_Type; //802.1x Authentication + if (bIsWEP) + cbIVOffset = 8; + else + cbIVOffset = 0; + wEtherType = (skb->data[cbIVOffset + 8 + 24 + 6] << 8) | + skb->data[cbIVOffset + 8 + 24 + 6 + 1]; + Protocol_Version = skb->data[cbIVOffset + 8 + 24 + 6 + 1 + 1]; + Packet_Type = skb->data[cbIVOffset + 8 + 24 + 6 + 1 + 1 + 1]; + if (wEtherType == ETH_P_PAE) { //Protocol Type in LLC-Header + if (((Protocol_Version == 1) || (Protocol_Version == 2)) && + (Packet_Type == 3)) { //802.1x OR eapol-key challenge frame receive + bRxeapol_key = true; + } + } + } + //mike add:station mode check eapol-key challenge<--- + } + } // Data frame Handle - if (pDevice->bEnablePSMode) { - if (IS_FC_MOREDATA((skb->data+4))) { - if (*pbyRsr & RSR_ADDROK) { - //PSbSendPSPOLL((PSDevice)pDevice); - } - } - else { - if (pDevice->pMgmt->bInTIMWake == true) { - pDevice->pMgmt->bInTIMWake = false; - } - } - } - - // Now it only supports 802.11g Infrastructure Mode, and support rate must up to 54 Mbps - if (pDevice->bDiversityEnable && (FrameSize>50) && - (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && - (pDevice->bLinkPass == true)) { - //printk("device_receive_frame: RxRate is %d\n",*pbyRxRate); + if (pDevice->bEnablePSMode) { + if (IS_FC_MOREDATA((skb->data+4))) { + if (*pbyRsr & RSR_ADDROK) { + //PSbSendPSPOLL((PSDevice)pDevice); + } + } + else { + if (pDevice->pMgmt->bInTIMWake == true) { + pDevice->pMgmt->bInTIMWake = false; + } + } + } + + // Now it only supports 802.11g Infrastructure Mode, and support rate must up to 54 Mbps + if (pDevice->bDiversityEnable && (FrameSize > 50) && + (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && + (pDevice->bLinkPass == true)) { + //printk("device_receive_frame: RxRate is %d\n",*pbyRxRate); BBvAntennaDiversity(pDevice, s_byGetRateIdx(*pbyRxRate), 0); - } - - - if (pDevice->byLocalID != REV_ID_VT3253_B1) { - pDevice->uCurrRSSI = *pbyRSSI; - } - pDevice->byCurrSQ = *pbySQ; - - if ((*pbyRSSI != 0) && - (pMgmt->pCurrBSS!=NULL)) { - RFvRSSITodBm(pDevice, *pbyRSSI, &ldBm); - // Monitor if RSSI is too strong. - pMgmt->pCurrBSS->byRSSIStatCnt++; - pMgmt->pCurrBSS->byRSSIStatCnt %= RSSI_STAT_COUNT; - pMgmt->pCurrBSS->ldBmAverage[pMgmt->pCurrBSS->byRSSIStatCnt] = ldBm; - for(ii=0;ii<RSSI_STAT_COUNT;ii++) { - if (pMgmt->pCurrBSS->ldBmAverage[ii] != 0) { - pMgmt->pCurrBSS->ldBmMAX = max(pMgmt->pCurrBSS->ldBmAverage[ii], ldBm); - } - } - } - - // ----------------------------------------------- - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnable8021x == true)){ - unsigned char abyMacHdr[24]; - - // Only 802.1x packet incoming allowed - if (bIsWEP) - cbIVOffset = 8; - else - cbIVOffset = 0; - wEtherType = (skb->data[cbIVOffset + 4 + 24 + 6] << 8) | - skb->data[cbIVOffset + 4 + 24 + 6 + 1]; - - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wEtherType = %04x \n", wEtherType); - if (wEtherType == ETH_P_PAE) { - skb->dev = pDevice->apdev; - - if (bIsWEP == true) { - // strip IV header(8) - memcpy(&abyMacHdr[0], (skb->data + 4), 24); - memcpy((skb->data + 4 + cbIVOffset), &abyMacHdr[0], 24); - } - skb->data += (cbIVOffset + 4); - skb->tail += (cbIVOffset + 4); - skb_put(skb, FrameSize); - skb_reset_mac_header(skb); - - skb->pkt_type = PACKET_OTHERHOST; - skb->protocol = htons(ETH_P_802_2); - memset(skb->cb, 0, sizeof(skb->cb)); - netif_rx(skb); - return true; + } -} - // check if 802.1x authorized - if (!(pMgmt->sNodeDBTable[iSANodeIndex].dwFlags & WLAN_STA_AUTHORIZED)) - return false; - } - - - if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { - if (bIsWEP) { - FrameSize -= 8; //MIC - } - } - - //-------------------------------------------------------------------------------- - // Soft MIC - if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { - if (bIsWEP) { - unsigned long *pdwMIC_L; - unsigned long *pdwMIC_R; - unsigned long dwMIC_Priority; - unsigned long dwMICKey0 = 0, dwMICKey1 = 0; - unsigned long dwLocalMIC_L = 0; - unsigned long dwLocalMIC_R = 0; - viawget_wpa_header *wpahdr; - - - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[24])); - dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[28])); - } - else { - if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { - dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[16])); - dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[20])); - } else if ((pKey->dwKeyIndex & BIT28) == 0) { - dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[16])); - dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[20])); - } else { - dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[24])); - dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[28])); - } - } - - MIC_vInit(dwMICKey0, dwMICKey1); - MIC_vAppend((unsigned char *)&(pDevice->sRxEthHeader.abyDstAddr[0]), 12); - dwMIC_Priority = 0; - MIC_vAppend((unsigned char *)&dwMIC_Priority, 4); - // 4 is Rcv buffer header, 24 is MAC Header, and 8 is IV and Ext IV. - MIC_vAppend((unsigned char *)(skb->data + 4 + WLAN_HDR_ADDR3_LEN + 8), - FrameSize - WLAN_HDR_ADDR3_LEN - 8); - MIC_vGetMIC(&dwLocalMIC_L, &dwLocalMIC_R); - MIC_vUnInit(); - - pdwMIC_L = (unsigned long *)(skb->data + 4 + FrameSize); - pdwMIC_R = (unsigned long *)(skb->data + 4 + FrameSize + 4); - //DBG_PRN_GRP12(("RxL: %lx, RxR: %lx\n", *pdwMIC_L, *pdwMIC_R)); - //DBG_PRN_GRP12(("LocalL: %lx, LocalR: %lx\n", dwLocalMIC_L, dwLocalMIC_R)); - //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"dwMICKey0= %lx,dwMICKey1= %lx \n", dwMICKey0, dwMICKey1); - - - if ((cpu_to_le32(*pdwMIC_L) != dwLocalMIC_L) || (cpu_to_le32(*pdwMIC_R) != dwLocalMIC_R) || - (pDevice->bRxMICFail == true)) { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC comparison is fail!\n"); - pDevice->bRxMICFail = false; - //pDevice->s802_11Counter.TKIPLocalMICFailures.QuadPart++; - pDevice->s802_11Counter.TKIPLocalMICFailures++; - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - //2008-0409-07, <Add> by Einsn Liu - #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT + + if (pDevice->byLocalID != REV_ID_VT3253_B1) { + pDevice->uCurrRSSI = *pbyRSSI; + } + pDevice->byCurrSQ = *pbySQ; + + if ((*pbyRSSI != 0) && + (pMgmt->pCurrBSS != NULL)) { + RFvRSSITodBm(pDevice, *pbyRSSI, &ldBm); + // Monitor if RSSI is too strong. + pMgmt->pCurrBSS->byRSSIStatCnt++; + pMgmt->pCurrBSS->byRSSIStatCnt %= RSSI_STAT_COUNT; + pMgmt->pCurrBSS->ldBmAverage[pMgmt->pCurrBSS->byRSSIStatCnt] = ldBm; + for (ii = 0; ii < RSSI_STAT_COUNT; ii++) { + if (pMgmt->pCurrBSS->ldBmAverage[ii] != 0) { + pMgmt->pCurrBSS->ldBmMAX = max(pMgmt->pCurrBSS->ldBmAverage[ii], ldBm); + } + } + } + + // ----------------------------------------------- + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnable8021x == true)) { + unsigned char abyMacHdr[24]; + + // Only 802.1x packet incoming allowed + if (bIsWEP) + cbIVOffset = 8; + else + cbIVOffset = 0; + wEtherType = (skb->data[cbIVOffset + 4 + 24 + 6] << 8) | + skb->data[cbIVOffset + 4 + 24 + 6 + 1]; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wEtherType = %04x \n", wEtherType); + if (wEtherType == ETH_P_PAE) { + skb->dev = pDevice->apdev; + + if (bIsWEP == true) { + // strip IV header(8) + memcpy(&abyMacHdr[0], (skb->data + 4), 24); + memcpy((skb->data + 4 + cbIVOffset), &abyMacHdr[0], 24); + } + skb->data += (cbIVOffset + 4); + skb->tail += (cbIVOffset + 4); + skb_put(skb, FrameSize); + skb_reset_mac_header(skb); + + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = htons(ETH_P_802_2); + memset(skb->cb, 0, sizeof(skb->cb)); + netif_rx(skb); + return true; + + } + // check if 802.1x authorized + if (!(pMgmt->sNodeDBTable[iSANodeIndex].dwFlags & WLAN_STA_AUTHORIZED)) + return false; + } + + + if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { + if (bIsWEP) { + FrameSize -= 8; //MIC + } + } + + //-------------------------------------------------------------------------------- + // Soft MIC + if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) { + if (bIsWEP) { + unsigned long *pdwMIC_L; + unsigned long *pdwMIC_R; + unsigned long dwMIC_Priority; + unsigned long dwMICKey0 = 0, dwMICKey1 = 0; + unsigned long dwLocalMIC_L = 0; + unsigned long dwLocalMIC_R = 0; + viawget_wpa_header *wpahdr; + + + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[24])); + dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[28])); + } + else { + if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { + dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[16])); + dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[20])); + } else if ((pKey->dwKeyIndex & BIT28) == 0) { + dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[16])); + dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[20])); + } else { + dwMICKey0 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[24])); + dwMICKey1 = cpu_to_le32(*(unsigned long *)(&pKey->abyKey[28])); + } + } + + MIC_vInit(dwMICKey0, dwMICKey1); + MIC_vAppend((unsigned char *)&(pDevice->sRxEthHeader.abyDstAddr[0]), 12); + dwMIC_Priority = 0; + MIC_vAppend((unsigned char *)&dwMIC_Priority, 4); + // 4 is Rcv buffer header, 24 is MAC Header, and 8 is IV and Ext IV. + MIC_vAppend((unsigned char *)(skb->data + 4 + WLAN_HDR_ADDR3_LEN + 8), + FrameSize - WLAN_HDR_ADDR3_LEN - 8); + MIC_vGetMIC(&dwLocalMIC_L, &dwLocalMIC_R); + MIC_vUnInit(); + + pdwMIC_L = (unsigned long *)(skb->data + 4 + FrameSize); + pdwMIC_R = (unsigned long *)(skb->data + 4 + FrameSize + 4); + //DBG_PRN_GRP12(("RxL: %lx, RxR: %lx\n", *pdwMIC_L, *pdwMIC_R)); + //DBG_PRN_GRP12(("LocalL: %lx, LocalR: %lx\n", dwLocalMIC_L, dwLocalMIC_R)); + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dwMICKey0= %lx,dwMICKey1= %lx \n", dwMICKey0, dwMICKey1); + + + if ((cpu_to_le32(*pdwMIC_L) != dwLocalMIC_L) || (cpu_to_le32(*pdwMIC_R) != dwLocalMIC_R) || + (pDevice->bRxMICFail == true)) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "MIC comparison is fail!\n"); + pDevice->bRxMICFail = false; + //pDevice->s802_11Counter.TKIPLocalMICFailures.QuadPart++; + pDevice->s802_11Counter.TKIPLocalMICFailures++; + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + //2008-0409-07, <Add> by Einsn Liu +#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT //send event to wpa_supplicant - //if(pDevice->bWPADevEnable == true) + //if (pDevice->bWPADevEnable == true) { union iwreq_data wrqu; struct iw_michaelmicfailure ev; @@ -845,8 +845,8 @@ device_receive_frame ( memset(&ev, 0, sizeof(ev)); ev.flags = keyidx & IW_MICFAILURE_KEY_ID; if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && - (pMgmt->eCurrState == WMAC_STATE_ASSOC) && - (*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) { + (pMgmt->eCurrState == WMAC_STATE_ASSOC) && + (*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) { ev.flags |= IW_MICFAILURE_PAIRWISE; } else { ev.flags |= IW_MICFAILURE_GROUP; @@ -859,633 +859,633 @@ device_receive_frame ( wireless_send_event(pDevice->dev, IWEVMICHAELMICFAILURE, &wrqu, (char *)&ev); } - #endif - - - if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { - wpahdr = (viawget_wpa_header *)pDevice->skb->data; - if ((pDevice->pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && - (pDevice->pMgmt->eCurrState == WMAC_STATE_ASSOC) && - (*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) { - //s802_11_Status.Flags = NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR; - wpahdr->type = VIAWGET_PTK_MIC_MSG; - } else { - //s802_11_Status.Flags = NDIS_802_11_AUTH_REQUEST_GROUP_ERROR; - wpahdr->type = VIAWGET_GTK_MIC_MSG; - } - wpahdr->resp_ie_len = 0; - wpahdr->req_ie_len = 0; - skb_put(pDevice->skb, sizeof(viawget_wpa_header)); - pDevice->skb->dev = pDevice->wpadev; - skb_reset_mac_header(pDevice->skb); - pDevice->skb->pkt_type = PACKET_HOST; - pDevice->skb->protocol = htons(ETH_P_802_2); - memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb)); - netif_rx(pDevice->skb); - pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); - } - - return false; - - } - } - } //---end of SOFT MIC----------------------------------------------------------------------- - - // ++++++++++ Reply Counter Check +++++++++++++ - - if ((pKey != NULL) && ((pKey->byCipherSuite == KEY_CTL_TKIP) || - (pKey->byCipherSuite == KEY_CTL_CCMP))) { - if (bIsWEP) { - unsigned short wLocalTSC15_0 = 0; - unsigned long dwLocalTSC47_16 = 0; - unsigned long long RSC = 0; - // endian issues - RSC = *((unsigned long long *) &(pKey->KeyRSC)); - wLocalTSC15_0 = (unsigned short) RSC; - dwLocalTSC47_16 = (unsigned long) (RSC>>16); - - RSC = dwRxTSC47_16; - RSC <<= 16; - RSC += wRxTSC15_0; - memcpy(&(pKey->KeyRSC), &RSC, sizeof(QWORD)); - - if ( (pDevice->sMgmtObj.eCurrMode == WMAC_MODE_ESS_STA) && - (pDevice->sMgmtObj.eCurrState == WMAC_STATE_ASSOC)) { - // check RSC - if ( (wRxTSC15_0 < wLocalTSC15_0) && - (dwRxTSC47_16 <= dwLocalTSC47_16) && - !((dwRxTSC47_16 == 0) && (dwLocalTSC47_16 == 0xFFFFFFFF))) { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC is illegal~~!\n "); - if (pKey->byCipherSuite == KEY_CTL_TKIP) - //pDevice->s802_11Counter.TKIPReplays.QuadPart++; - pDevice->s802_11Counter.TKIPReplays++; - else - //pDevice->s802_11Counter.CCMPReplays.QuadPart++; - pDevice->s802_11Counter.CCMPReplays++; - - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - return false; - } - } - } - } // ----- End of Reply Counter Check -------------------------- - - - - if ((pKey != NULL) && (bIsWEP)) { +#endif + + + if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { + wpahdr = (viawget_wpa_header *)pDevice->skb->data; + if ((pDevice->pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && + (pDevice->pMgmt->eCurrState == WMAC_STATE_ASSOC) && + (*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) { + //s802_11_Status.Flags = NDIS_802_11_AUTH_REQUEST_PAIRWISE_ERROR; + wpahdr->type = VIAWGET_PTK_MIC_MSG; + } else { + //s802_11_Status.Flags = NDIS_802_11_AUTH_REQUEST_GROUP_ERROR; + wpahdr->type = VIAWGET_GTK_MIC_MSG; + } + wpahdr->resp_ie_len = 0; + wpahdr->req_ie_len = 0; + skb_put(pDevice->skb, sizeof(viawget_wpa_header)); + pDevice->skb->dev = pDevice->wpadev; + skb_reset_mac_header(pDevice->skb); + pDevice->skb->pkt_type = PACKET_HOST; + pDevice->skb->protocol = htons(ETH_P_802_2); + memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb)); + netif_rx(pDevice->skb); + pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); + } + + return false; + + } + } + } //---end of SOFT MIC----------------------------------------------------------------------- + + // ++++++++++ Reply Counter Check +++++++++++++ + + if ((pKey != NULL) && ((pKey->byCipherSuite == KEY_CTL_TKIP) || + (pKey->byCipherSuite == KEY_CTL_CCMP))) { + if (bIsWEP) { + unsigned short wLocalTSC15_0 = 0; + unsigned long dwLocalTSC47_16 = 0; + unsigned long long RSC = 0; + // endian issues + RSC = *((unsigned long long *)&(pKey->KeyRSC)); + wLocalTSC15_0 = (unsigned short)RSC; + dwLocalTSC47_16 = (unsigned long)(RSC>>16); + + RSC = dwRxTSC47_16; + RSC <<= 16; + RSC += wRxTSC15_0; + memcpy(&(pKey->KeyRSC), &RSC, sizeof(QWORD)); + + if ((pDevice->sMgmtObj.eCurrMode == WMAC_MODE_ESS_STA) && + (pDevice->sMgmtObj.eCurrState == WMAC_STATE_ASSOC)) { + // check RSC + if ((wRxTSC15_0 < wLocalTSC15_0) && + (dwRxTSC47_16 <= dwLocalTSC47_16) && + !((dwRxTSC47_16 == 0) && (dwLocalTSC47_16 == 0xFFFFFFFF))) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "TSC is illegal~~!\n "); + if (pKey->byCipherSuite == KEY_CTL_TKIP) + //pDevice->s802_11Counter.TKIPReplays.QuadPart++; + pDevice->s802_11Counter.TKIPReplays++; + else + //pDevice->s802_11Counter.CCMPReplays.QuadPart++; + pDevice->s802_11Counter.CCMPReplays++; + + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + return false; + } + } + } + } // ----- End of Reply Counter Check -------------------------- + + + + if ((pKey != NULL) && (bIsWEP)) { // pDevice->s802_11Counter.DecryptSuccessCount.QuadPart++; - } - - - s_vProcessRxMACHeader(pDevice, (unsigned char *)(skb->data+4), FrameSize, bIsWEP, bExtIV, &cbHeaderOffset); - FrameSize -= cbHeaderOffset; - cbHeaderOffset += 4; // 4 is Rcv buffer header - - // Null data, framesize = 14 - if (FrameSize < 15) - return false; - - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - if (s_bAPModeRxData(pDevice, - skb, - FrameSize, - cbHeaderOffset, - iSANodeIndex, - iDANodeIndex - ) == false) { - - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - return false; - } - -// if(pDevice->bRxMICFail == false) { + } + + + s_vProcessRxMACHeader(pDevice, (unsigned char *)(skb->data+4), FrameSize, bIsWEP, bExtIV, &cbHeaderOffset); + FrameSize -= cbHeaderOffset; + cbHeaderOffset += 4; // 4 is Rcv buffer header + + // Null data, framesize = 14 + if (FrameSize < 15) + return false; + + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + if (s_bAPModeRxData(pDevice, + skb, + FrameSize, + cbHeaderOffset, + iSANodeIndex, + iDANodeIndex +) == false) { + + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + return false; + } + +// if (pDevice->bRxMICFail == false) { // for (ii =0; ii < 100; ii++) // printk(" %02x", *(skb->data + ii)); // printk("\n"); // } - } + } skb->data += cbHeaderOffset; skb->tail += cbHeaderOffset; - skb_put(skb, FrameSize); - skb->protocol=eth_type_trans(skb, skb->dev); + skb_put(skb, FrameSize); + skb->protocol = eth_type_trans(skb, skb->dev); //drop frame not met IEEE 802.3 /* - if (pDevice->flags & DEVICE_FLAGS_VAL_PKT_LEN) { - if ((skb->protocol==htons(ETH_P_802_3)) && - (skb->len!=htons(skb->mac.ethernet->h_proto))) { - pStats->rx_length_errors++; - pStats->rx_dropped++; - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - } - return false; - } - } + if (pDevice->flags & DEVICE_FLAGS_VAL_PKT_LEN) { + if ((skb->protocol==htons(ETH_P_802_3)) && + (skb->len!=htons(skb->mac.ethernet->h_proto))) { + pStats->rx_length_errors++; + pStats->rx_dropped++; + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + } + return false; + } + } */ - skb->ip_summed=CHECKSUM_NONE; - pStats->rx_bytes +=skb->len; - pStats->rx_packets++; - netif_rx(skb); + skb->ip_summed = CHECKSUM_NONE; + pStats->rx_bytes += skb->len; + pStats->rx_packets++; + netif_rx(skb); - if (bDeFragRx) { - if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { - DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n", - pDevice->dev->name); - } - return false; - } + if (bDeFragRx) { + if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) { + DBG_PRT(MSG_LEVEL_ERR, KERN_ERR "%s: can not alloc more frag bufs\n", + pDevice->dev->name); + } + return false; + } - return true; + return true; } -static bool s_bAPModeRxCtl ( - PSDevice pDevice, - unsigned char *pbyFrame, - int iSANodeIndex - ) +static bool s_bAPModeRxCtl( + PSDevice pDevice, + unsigned char *pbyFrame, + int iSANodeIndex +) { - PS802_11Header p802_11Header; - CMD_STATUS Status; - PSMgmtObject pMgmt = pDevice->pMgmt; - - - if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) { - - p802_11Header = (PS802_11Header) (pbyFrame); - if (!IS_TYPE_MGMT(pbyFrame)) { - - // Data & PS-Poll packet - // check frame class - if (iSANodeIndex > 0) { - // frame class 3 fliter & checking - if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_AUTH) { - // send deauth notification - // reason = (6) class 2 received from nonauth sta - vMgrDeAuthenBeginSta(pDevice, - pMgmt, - (unsigned char *)(p802_11Header->abyAddr2), - (WLAN_MGMT_REASON_CLASS2_NONAUTH), - &Status - ); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 1\n"); - return true; - } - if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_ASSOC) { - // send deassoc notification - // reason = (7) class 3 received from nonassoc sta - vMgrDisassocBeginSta(pDevice, - pMgmt, - (unsigned char *)(p802_11Header->abyAddr2), - (WLAN_MGMT_REASON_CLASS3_NONASSOC), - &Status - ); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDisassocBeginSta 2\n"); - return true; - } - - if (pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable) { - // delcare received ps-poll event - if (IS_CTL_PSPOLL(pbyFrame)) { - pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; - bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 1\n"); - } - else { - // check Data PS state - // if PW bit off, send out all PS bufferring packets. - if (!IS_FC_POWERMGT(pbyFrame)) { - pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false; - pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; - bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 2\n"); - } - } - } - else { - if (IS_FC_POWERMGT(pbyFrame)) { - pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = true; - // Once if STA in PS state, enable multicast bufferring - pMgmt->sNodeDBTable[0].bPSEnable = true; - } - else { - // clear all pending PS frame. - if (pMgmt->sNodeDBTable[iSANodeIndex].wEnQueueCnt > 0) { - pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false; - pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; - bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 3\n"); - - } - } - } - } - else { - vMgrDeAuthenBeginSta(pDevice, - pMgmt, - (unsigned char *)(p802_11Header->abyAddr2), - (WLAN_MGMT_REASON_CLASS2_NONAUTH), - &Status - ); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 3\n"); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BSSID:%pM\n", - p802_11Header->abyAddr3); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR2:%pM\n", - p802_11Header->abyAddr2); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR1:%pM\n", - p802_11Header->abyAddr1); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: wFrameCtl= %x\n", p802_11Header->wFrameCtl ); - VNSvInPortB(pDevice->PortOffset + MAC_REG_RCR, &(pDevice->byRxMode)); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc:pDevice->byRxMode = %x\n", pDevice->byRxMode ); - return true; - } - } - } - return false; + PS802_11Header p802_11Header; + CMD_STATUS Status; + PSMgmtObject pMgmt = pDevice->pMgmt; + + + if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) { + + p802_11Header = (PS802_11Header)(pbyFrame); + if (!IS_TYPE_MGMT(pbyFrame)) { + + // Data & PS-Poll packet + // check frame class + if (iSANodeIndex > 0) { + // frame class 3 fliter & checking + if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_AUTH) { + // send deauth notification + // reason = (6) class 2 received from nonauth sta + vMgrDeAuthenBeginSta(pDevice, + pMgmt, + (unsigned char *)(p802_11Header->abyAddr2), + (WLAN_MGMT_REASON_CLASS2_NONAUTH), + &Status +); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 1\n"); + return true; + } + if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_ASSOC) { + // send deassoc notification + // reason = (7) class 3 received from nonassoc sta + vMgrDisassocBeginSta(pDevice, + pMgmt, + (unsigned char *)(p802_11Header->abyAddr2), + (WLAN_MGMT_REASON_CLASS3_NONASSOC), + &Status +); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDisassocBeginSta 2\n"); + return true; + } + + if (pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable) { + // delcare received ps-poll event + if (IS_CTL_PSPOLL(pbyFrame)) { + pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; + bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 1\n"); + } + else { + // check Data PS state + // if PW bit off, send out all PS bufferring packets. + if (!IS_FC_POWERMGT(pbyFrame)) { + pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false; + pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; + bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 2\n"); + } + } + } + else { + if (IS_FC_POWERMGT(pbyFrame)) { + pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = true; + // Once if STA in PS state, enable multicast bufferring + pMgmt->sNodeDBTable[0].bPSEnable = true; + } + else { + // clear all pending PS frame. + if (pMgmt->sNodeDBTable[iSANodeIndex].wEnQueueCnt > 0) { + pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false; + pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true; + bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 3\n"); + + } + } + } + } + else { + vMgrDeAuthenBeginSta(pDevice, + pMgmt, + (unsigned char *)(p802_11Header->abyAddr2), + (WLAN_MGMT_REASON_CLASS2_NONAUTH), + &Status +); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 3\n"); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BSSID:%pM\n", + p802_11Header->abyAddr3); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR2:%pM\n", + p802_11Header->abyAddr2); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR1:%pM\n", + p802_11Header->abyAddr1); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: wFrameCtl= %x\n", p802_11Header->wFrameCtl); + VNSvInPortB(pDevice->PortOffset + MAC_REG_RCR, &(pDevice->byRxMode)); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc:pDevice->byRxMode = %x\n", pDevice->byRxMode); + return true; + } + } + } + return false; } -static bool s_bHandleRxEncryption ( - PSDevice pDevice, - unsigned char *pbyFrame, - unsigned int FrameSize, - unsigned char *pbyRsr, - unsigned char *pbyNewRsr, - PSKeyItem *pKeyOut, - bool *pbExtIV, - unsigned short *pwRxTSC15_0, - unsigned long *pdwRxTSC47_16 - ) +static bool s_bHandleRxEncryption( + PSDevice pDevice, + unsigned char *pbyFrame, + unsigned int FrameSize, + unsigned char *pbyRsr, + unsigned char *pbyNewRsr, + PSKeyItem *pKeyOut, + bool *pbExtIV, + unsigned short *pwRxTSC15_0, + unsigned long *pdwRxTSC47_16 +) { - unsigned int PayloadLen = FrameSize; - unsigned char *pbyIV; - unsigned char byKeyIdx; - PSKeyItem pKey = NULL; - unsigned char byDecMode = KEY_CTL_WEP; - PSMgmtObject pMgmt = pDevice->pMgmt; - - - *pwRxTSC15_0 = 0; - *pdwRxTSC47_16 = 0; - - pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; - if ( WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) && - WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame) ) { - pbyIV += 6; // 6 is 802.11 address4 - PayloadLen -= 6; - } - byKeyIdx = (*(pbyIV+3) & 0xc0); - byKeyIdx >>= 6; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\nKeyIdx: %d\n", byKeyIdx); - - if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) || - (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) || - (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) || - (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || - (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { - if (((*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) && - (pDevice->pMgmt->byCSSPK != KEY_CTL_NONE)) { - // unicast pkt use pairwise key - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"unicast pkt\n"); - if (KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, 0xFFFFFFFF, &pKey) == true) { - if (pDevice->pMgmt->byCSSPK == KEY_CTL_TKIP) - byDecMode = KEY_CTL_TKIP; - else if (pDevice->pMgmt->byCSSPK == KEY_CTL_CCMP) - byDecMode = KEY_CTL_CCMP; - } - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"unicast pkt: %d, %p\n", byDecMode, pKey); - } else { - // use group key - KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, byKeyIdx, &pKey); - if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) - byDecMode = KEY_CTL_TKIP; - else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) - byDecMode = KEY_CTL_CCMP; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"group pkt: %d, %d, %p\n", byKeyIdx, byDecMode, pKey); - } - } - // our WEP only support Default Key - if (pKey == NULL) { - // use default group key - KeybGetKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, byKeyIdx, &pKey); - if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) - byDecMode = KEY_CTL_TKIP; - else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) - byDecMode = KEY_CTL_CCMP; - } - *pKeyOut = pKey; - - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"AES:%d %d %d\n", pDevice->pMgmt->byCSSPK, pDevice->pMgmt->byCSSGK, byDecMode); - - if (pKey == NULL) { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pKey == NULL\n"); - if (byDecMode == KEY_CTL_WEP) { + unsigned int PayloadLen = FrameSize; + unsigned char *pbyIV; + unsigned char byKeyIdx; + PSKeyItem pKey = NULL; + unsigned char byDecMode = KEY_CTL_WEP; + PSMgmtObject pMgmt = pDevice->pMgmt; + + + *pwRxTSC15_0 = 0; + *pdwRxTSC47_16 = 0; + + pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; + if (WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) && + WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame)) { + pbyIV += 6; // 6 is 802.11 address4 + PayloadLen -= 6; + } + byKeyIdx = (*(pbyIV+3) & 0xc0); + byKeyIdx >>= 6; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "\nKeyIdx: %d\n", byKeyIdx); + + if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { + if (((*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) && + (pDevice->pMgmt->byCSSPK != KEY_CTL_NONE)) { + // unicast pkt use pairwise key + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "unicast pkt\n"); + if (KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, 0xFFFFFFFF, &pKey) == true) { + if (pDevice->pMgmt->byCSSPK == KEY_CTL_TKIP) + byDecMode = KEY_CTL_TKIP; + else if (pDevice->pMgmt->byCSSPK == KEY_CTL_CCMP) + byDecMode = KEY_CTL_CCMP; + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "unicast pkt: %d, %p\n", byDecMode, pKey); + } else { + // use group key + KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, byKeyIdx, &pKey); + if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) + byDecMode = KEY_CTL_TKIP; + else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) + byDecMode = KEY_CTL_CCMP; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "group pkt: %d, %d, %p\n", byKeyIdx, byDecMode, pKey); + } + } + // our WEP only support Default Key + if (pKey == NULL) { + // use default group key + KeybGetKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, byKeyIdx, &pKey); + if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) + byDecMode = KEY_CTL_TKIP; + else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) + byDecMode = KEY_CTL_CCMP; + } + *pKeyOut = pKey; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "AES:%d %d %d\n", pDevice->pMgmt->byCSSPK, pDevice->pMgmt->byCSSGK, byDecMode); + + if (pKey == NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pKey == NULL\n"); + if (byDecMode == KEY_CTL_WEP) { // pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++; - } else if (pDevice->bLinkPass == true) { + } else if (pDevice->bLinkPass == true) { // pDevice->s802_11Counter.DecryptFailureCount.QuadPart++; - } - return false; - } - if (byDecMode != pKey->byCipherSuite) { - if (byDecMode == KEY_CTL_WEP) { + } + return false; + } + if (byDecMode != pKey->byCipherSuite) { + if (byDecMode == KEY_CTL_WEP) { // pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++; - } else if (pDevice->bLinkPass == true) { + } else if (pDevice->bLinkPass == true) { // pDevice->s802_11Counter.DecryptFailureCount.QuadPart++; - } - *pKeyOut = NULL; - return false; - } - if (byDecMode == KEY_CTL_WEP) { - // handle WEP - if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || - (((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true)) { - // Software WEP - // 1. 3253A - // 2. WEP 256 - - PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc - memcpy(pDevice->abyPRNG, pbyIV, 3); - memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength); - rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3); - rc4_encrypt(&pDevice->SBox, pbyIV+4, pbyIV+4, PayloadLen); - - if (ETHbIsBufferCrc32Ok(pbyIV+4, PayloadLen)) { - *pbyNewRsr |= NEWRSR_DECRYPTOK; - } - } - } else if ((byDecMode == KEY_CTL_TKIP) || - (byDecMode == KEY_CTL_CCMP)) { - // TKIP/AES - - PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc - *pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4)); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ExtIV: %lx\n",*pdwRxTSC47_16); - if (byDecMode == KEY_CTL_TKIP) { - *pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV+2), *pbyIV)); - } else { - *pwRxTSC15_0 = cpu_to_le16(*(unsigned short *)pbyIV); - } - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC0_15: %x\n", *pwRxTSC15_0); - - if ((byDecMode == KEY_CTL_TKIP) && - (pDevice->byLocalID <= REV_ID_VT3253_A1)) { - // Software TKIP - // 1. 3253 A - PS802_11Header pMACHeader = (PS802_11Header) (pbyFrame); - TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG); - rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); - rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen); - if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) { - *pbyNewRsr |= NEWRSR_DECRYPTOK; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV OK!\n"); - } else { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV FAIL!!!\n"); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"PayloadLen = %d\n", PayloadLen); - } - } - }// end of TKIP/AES - - if ((*(pbyIV+3) & 0x20) != 0) - *pbExtIV = true; - return true; + } + *pKeyOut = NULL; + return false; + } + if (byDecMode == KEY_CTL_WEP) { + // handle WEP + if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || + (((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true)) { + // Software WEP + // 1. 3253A + // 2. WEP 256 + + PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc + memcpy(pDevice->abyPRNG, pbyIV, 3); + memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength); + rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3); + rc4_encrypt(&pDevice->SBox, pbyIV+4, pbyIV+4, PayloadLen); + + if (ETHbIsBufferCrc32Ok(pbyIV+4, PayloadLen)) { + *pbyNewRsr |= NEWRSR_DECRYPTOK; + } + } + } else if ((byDecMode == KEY_CTL_TKIP) || + (byDecMode == KEY_CTL_CCMP)) { + // TKIP/AES + + PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc + *pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4)); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ExtIV: %lx\n", *pdwRxTSC47_16); + if (byDecMode == KEY_CTL_TKIP) { + *pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV + 2), *pbyIV)); + } else { + *pwRxTSC15_0 = cpu_to_le16(*(unsigned short *)pbyIV); + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "TSC0_15: %x\n", *pwRxTSC15_0); + + if ((byDecMode == KEY_CTL_TKIP) && + (pDevice->byLocalID <= REV_ID_VT3253_A1)) { + // Software TKIP + // 1. 3253 A + PS802_11Header pMACHeader = (PS802_11Header)(pbyFrame); + TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG); + rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); + rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen); + if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) { + *pbyNewRsr |= NEWRSR_DECRYPTOK; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ICV OK!\n"); + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ICV FAIL!!!\n"); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PayloadLen = %d\n", PayloadLen); + } + } + }// end of TKIP/AES + + if ((*(pbyIV+3) & 0x20) != 0) + *pbExtIV = true; + return true; } -static bool s_bHostWepRxEncryption ( - PSDevice pDevice, - unsigned char *pbyFrame, - unsigned int FrameSize, - unsigned char *pbyRsr, - bool bOnFly, - PSKeyItem pKey, - unsigned char *pbyNewRsr, - bool *pbExtIV, - unsigned short *pwRxTSC15_0, - unsigned long *pdwRxTSC47_16 - ) +static bool s_bHostWepRxEncryption( + PSDevice pDevice, + unsigned char *pbyFrame, + unsigned int FrameSize, + unsigned char *pbyRsr, + bool bOnFly, + PSKeyItem pKey, + unsigned char *pbyNewRsr, + bool *pbExtIV, + unsigned short *pwRxTSC15_0, + unsigned long *pdwRxTSC47_16 +) { - unsigned int PayloadLen = FrameSize; - unsigned char *pbyIV; - unsigned char byKeyIdx; - unsigned char byDecMode = KEY_CTL_WEP; - PS802_11Header pMACHeader; + unsigned int PayloadLen = FrameSize; + unsigned char *pbyIV; + unsigned char byKeyIdx; + unsigned char byDecMode = KEY_CTL_WEP; + PS802_11Header pMACHeader; - *pwRxTSC15_0 = 0; - *pdwRxTSC47_16 = 0; + *pwRxTSC15_0 = 0; + *pdwRxTSC47_16 = 0; - pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; - if ( WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) && - WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame) ) { - pbyIV += 6; // 6 is 802.11 address4 - PayloadLen -= 6; - } - byKeyIdx = (*(pbyIV+3) & 0xc0); - byKeyIdx >>= 6; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\nKeyIdx: %d\n", byKeyIdx); + pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN; + if (WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) && + WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame)) { + pbyIV += 6; // 6 is 802.11 address4 + PayloadLen -= 6; + } + byKeyIdx = (*(pbyIV+3) & 0xc0); + byKeyIdx >>= 6; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "\nKeyIdx: %d\n", byKeyIdx); - if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) - byDecMode = KEY_CTL_TKIP; - else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) - byDecMode = KEY_CTL_CCMP; + if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP) + byDecMode = KEY_CTL_TKIP; + else if (pDevice->pMgmt->byCSSGK == KEY_CTL_CCMP) + byDecMode = KEY_CTL_CCMP; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"AES:%d %d %d\n", pDevice->pMgmt->byCSSPK, pDevice->pMgmt->byCSSGK, byDecMode); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "AES:%d %d %d\n", pDevice->pMgmt->byCSSPK, pDevice->pMgmt->byCSSGK, byDecMode); - if (byDecMode != pKey->byCipherSuite) { - if (byDecMode == KEY_CTL_WEP) { + if (byDecMode != pKey->byCipherSuite) { + if (byDecMode == KEY_CTL_WEP) { // pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++; - } else if (pDevice->bLinkPass == true) { + } else if (pDevice->bLinkPass == true) { // pDevice->s802_11Counter.DecryptFailureCount.QuadPart++; - } - return false; - } - - if (byDecMode == KEY_CTL_WEP) { - // handle WEP - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"byDecMode == KEY_CTL_WEP \n"); - if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || - (((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true) || - (bOnFly == false)) { - // Software WEP - // 1. 3253A - // 2. WEP 256 - // 3. NotOnFly - - PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc - memcpy(pDevice->abyPRNG, pbyIV, 3); - memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength); - rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3); - rc4_encrypt(&pDevice->SBox, pbyIV+4, pbyIV+4, PayloadLen); - - if (ETHbIsBufferCrc32Ok(pbyIV+4, PayloadLen)) { - *pbyNewRsr |= NEWRSR_DECRYPTOK; - } - } - } else if ((byDecMode == KEY_CTL_TKIP) || - (byDecMode == KEY_CTL_CCMP)) { - // TKIP/AES - - PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc - *pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4)); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ExtIV: %lx\n",*pdwRxTSC47_16); - - if (byDecMode == KEY_CTL_TKIP) { - *pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV+2), *pbyIV)); - } else { - *pwRxTSC15_0 = cpu_to_le16(*(unsigned short *)pbyIV); - } - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC0_15: %x\n", *pwRxTSC15_0); - - if (byDecMode == KEY_CTL_TKIP) { - - if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || (bOnFly == false)) { - // Software TKIP - // 1. 3253 A - // 2. NotOnFly - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"soft KEY_CTL_TKIP \n"); - pMACHeader = (PS802_11Header) (pbyFrame); - TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG); - rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); - rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen); - if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) { - *pbyNewRsr |= NEWRSR_DECRYPTOK; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV OK!\n"); - } else { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV FAIL!!!\n"); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"PayloadLen = %d\n", PayloadLen); - } - } - } - - if (byDecMode == KEY_CTL_CCMP) { - if (bOnFly == false) { - // Software CCMP - // NotOnFly - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"soft KEY_CTL_CCMP\n"); - if (AESbGenCCMP(pKey->abyKey, pbyFrame, FrameSize)) { - *pbyNewRsr |= NEWRSR_DECRYPTOK; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"CCMP MIC compare OK!\n"); - } else { - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"CCMP MIC fail!\n"); - } - } - } - - }// end of TKIP/AES - - if ((*(pbyIV+3) & 0x20) != 0) - *pbExtIV = true; - return true; + } + return false; + } + + if (byDecMode == KEY_CTL_WEP) { + // handle WEP + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "byDecMode == KEY_CTL_WEP \n"); + if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || + (((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true) || + (bOnFly == false)) { + // Software WEP + // 1. 3253A + // 2. WEP 256 + // 3. NotOnFly + + PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc + memcpy(pDevice->abyPRNG, pbyIV, 3); + memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength); + rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3); + rc4_encrypt(&pDevice->SBox, pbyIV+4, pbyIV+4, PayloadLen); + + if (ETHbIsBufferCrc32Ok(pbyIV+4, PayloadLen)) { + *pbyNewRsr |= NEWRSR_DECRYPTOK; + } + } + } else if ((byDecMode == KEY_CTL_TKIP) || + (byDecMode == KEY_CTL_CCMP)) { + // TKIP/AES + + PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc + *pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4)); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ExtIV: %lx\n", *pdwRxTSC47_16); + + if (byDecMode == KEY_CTL_TKIP) { + *pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV+2), *pbyIV)); + } else { + *pwRxTSC15_0 = cpu_to_le16(*(unsigned short *)pbyIV); + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "TSC0_15: %x\n", *pwRxTSC15_0); + + if (byDecMode == KEY_CTL_TKIP) { + + if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || (bOnFly == false)) { + // Software TKIP + // 1. 3253 A + // 2. NotOnFly + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "soft KEY_CTL_TKIP \n"); + pMACHeader = (PS802_11Header)(pbyFrame); + TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG); + rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); + rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen); + if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) { + *pbyNewRsr |= NEWRSR_DECRYPTOK; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ICV OK!\n"); + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ICV FAIL!!!\n"); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PayloadLen = %d\n", PayloadLen); + } + } + } + + if (byDecMode == KEY_CTL_CCMP) { + if (bOnFly == false) { + // Software CCMP + // NotOnFly + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "soft KEY_CTL_CCMP\n"); + if (AESbGenCCMP(pKey->abyKey, pbyFrame, FrameSize)) { + *pbyNewRsr |= NEWRSR_DECRYPTOK; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CCMP MIC compare OK!\n"); + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CCMP MIC fail!\n"); + } + } + } + + }// end of TKIP/AES + + if ((*(pbyIV+3) & 0x20) != 0) + *pbExtIV = true; + return true; } -static bool s_bAPModeRxData ( - PSDevice pDevice, - struct sk_buff* skb, - unsigned int FrameSize, - unsigned int cbHeaderOffset, - int iSANodeIndex, - int iDANodeIndex - ) +static bool s_bAPModeRxData( + PSDevice pDevice, + struct sk_buff *skb, + unsigned int FrameSize, + unsigned int cbHeaderOffset, + int iSANodeIndex, + int iDANodeIndex +) { - PSMgmtObject pMgmt = pDevice->pMgmt; - bool bRelayAndForward = false; - bool bRelayOnly = false; - unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; - unsigned short wAID; - - - struct sk_buff* skbcpy = NULL; - - if (FrameSize > CB_MAX_BUF_SIZE) - return false; - // check DA - if(is_multicast_ether_addr((unsigned char *)(skb->data+cbHeaderOffset))) { - if (pMgmt->sNodeDBTable[0].bPSEnable) { - - skbcpy = dev_alloc_skb((int)pDevice->rx_buf_sz); - - // if any node in PS mode, buffer packet until DTIM. - if (skbcpy == NULL) { - DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "relay multicast no skb available \n"); - } - else { - skbcpy->dev = pDevice->dev; - skbcpy->len = FrameSize; - memcpy(skbcpy->data, skb->data+cbHeaderOffset, FrameSize); - skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skbcpy); - - pMgmt->sNodeDBTable[0].wEnQueueCnt++; - // set tx map - pMgmt->abyPSTxMap[0] |= byMask[0]; - } - } - else { - bRelayAndForward = true; - } - } - else { - // check if relay - if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(skb->data+cbHeaderOffset), &iDANodeIndex)) { - if (pMgmt->sNodeDBTable[iDANodeIndex].eNodeState >= NODE_ASSOC) { - if (pMgmt->sNodeDBTable[iDANodeIndex].bPSEnable) { - // queue this skb until next PS tx, and then release. - - skb->data += cbHeaderOffset; - skb->tail += cbHeaderOffset; - skb_put(skb, FrameSize); - skb_queue_tail(&pMgmt->sNodeDBTable[iDANodeIndex].sTxPSQueue, skb); - pMgmt->sNodeDBTable[iDANodeIndex].wEnQueueCnt++; - wAID = pMgmt->sNodeDBTable[iDANodeIndex].wAID; - pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "relay: index= %d, pMgmt->abyPSTxMap[%d]= %d\n", - iDANodeIndex, (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); - return true; - } - else { - bRelayOnly = true; - } - } - } - } - - if (bRelayOnly || bRelayAndForward) { - // relay this packet right now - if (bRelayAndForward) - iDANodeIndex = 0; - - if ((pDevice->uAssocCount > 1) && (iDANodeIndex >= 0)) { - ROUTEbRelay(pDevice, (unsigned char *)(skb->data + cbHeaderOffset), FrameSize, (unsigned int)iDANodeIndex); - } - - if (bRelayOnly) - return false; - } - // none associate, don't forward - if (pDevice->uAssocCount == 0) - return false; - - return true; + PSMgmtObject pMgmt = pDevice->pMgmt; + bool bRelayAndForward = false; + bool bRelayOnly = false; + unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; + unsigned short wAID; + + + struct sk_buff *skbcpy = NULL; + + if (FrameSize > CB_MAX_BUF_SIZE) + return false; + // check DA + if (is_multicast_ether_addr((unsigned char *)(skb->data+cbHeaderOffset))) { + if (pMgmt->sNodeDBTable[0].bPSEnable) { + + skbcpy = dev_alloc_skb((int)pDevice->rx_buf_sz); + + // if any node in PS mode, buffer packet until DTIM. + if (skbcpy == NULL) { + DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "relay multicast no skb available \n"); + } + else { + skbcpy->dev = pDevice->dev; + skbcpy->len = FrameSize; + memcpy(skbcpy->data, skb->data+cbHeaderOffset, FrameSize); + skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skbcpy); + + pMgmt->sNodeDBTable[0].wEnQueueCnt++; + // set tx map + pMgmt->abyPSTxMap[0] |= byMask[0]; + } + } + else { + bRelayAndForward = true; + } + } + else { + // check if relay + if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(skb->data+cbHeaderOffset), &iDANodeIndex)) { + if (pMgmt->sNodeDBTable[iDANodeIndex].eNodeState >= NODE_ASSOC) { + if (pMgmt->sNodeDBTable[iDANodeIndex].bPSEnable) { + // queue this skb until next PS tx, and then release. + + skb->data += cbHeaderOffset; + skb->tail += cbHeaderOffset; + skb_put(skb, FrameSize); + skb_queue_tail(&pMgmt->sNodeDBTable[iDANodeIndex].sTxPSQueue, skb); + pMgmt->sNodeDBTable[iDANodeIndex].wEnQueueCnt++; + wAID = pMgmt->sNodeDBTable[iDANodeIndex].wAID; + pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "relay: index= %d, pMgmt->abyPSTxMap[%d]= %d\n", + iDANodeIndex, (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); + return true; + } + else { + bRelayOnly = true; + } + } + } + } + + if (bRelayOnly || bRelayAndForward) { + // relay this packet right now + if (bRelayAndForward) + iDANodeIndex = 0; + + if ((pDevice->uAssocCount > 1) && (iDANodeIndex >= 0)) { + ROUTEbRelay(pDevice, (unsigned char *)(skb->data + cbHeaderOffset), FrameSize, (unsigned int)iDANodeIndex); + } + + if (bRelayOnly) + return false; + } + // none associate, don't forward + if (pDevice->uAssocCount == 0) + return false; + + return true; } |