diff options
Diffstat (limited to 'drivers/staging/vt6656/rxtx.c')
| -rw-r--r-- | drivers/staging/vt6656/rxtx.c | 3239 |
1 files changed, 3239 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c new file mode 100644 index 000000000000..94ddf8bab62b --- /dev/null +++ b/drivers/staging/vt6656/rxtx.c @@ -0,0 +1,3239 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * File: rxtx.c + * + * Purpose: handle WMAC/802.3/802.11 rx & tx functions + * + * Author: Lyndon Chen + * + * Date: May 20, 2003 + * + * Functions: + * s_vGenerateTxParameter - Generate tx dma requried parameter. + * s_vGenerateMACHeader - Translate 802.3 to 802.11 header + * csBeacon_xmit - beacon tx function + * csMgmt_xmit - management tx function + * s_uGetDataDuration - get tx data required duration + * s_uFillDataHead- fulfill tx data duration header + * s_uGetRTSCTSDuration- get rtx/cts requried duration + * s_uGetRTSCTSRsvTime- get rts/cts reserved time + * s_uGetTxRsvTime- get frame reserved time + * s_vFillCTSHead- fulfill CTS ctl header + * s_vFillFragParameter- Set fragement ctl parameter. + * s_vFillRTSHead- fulfill RTS ctl header + * s_vFillTxKey- fulfill tx encrypt key + * s_vSWencryption- Software encrypt header + * vDMA0_tx_80211- tx 802.11 frame via dma0 + * vGenerateFIFOHeader- Generate tx FIFO ctl header + * + * Revision History: + * + */ + +#include "device.h" +#include "rxtx.h" +#include "tether.h" +#include "card.h" +#include "bssdb.h" +#include "mac.h" +#include "baseband.h" +#include "michael.h" +#include "tkip.h" +#include "tcrc.h" +#include "wctl.h" +#include "hostap.h" +#include "rf.h" +#include "datarate.h" +#include "usbpipe.h" + +#ifdef WPA_SM_Transtatus +#include "iocmd.h" +#endif + +/*--------------------- Static Definitions -------------------------*/ + +/*--------------------- Static Classes ----------------------------*/ + +/*--------------------- Static Variables --------------------------*/ +//static int msglevel =MSG_LEVEL_DEBUG; +static int msglevel =MSG_LEVEL_INFO; + +/*--------------------- Static Functions --------------------------*/ + +/*--------------------- Static Definitions -------------------------*/ +#define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send + // packet size >= 256 -> direct send + +const WORD wTimeStampOff[2][MAX_RATE] = { + {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble + {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble + }; + +const WORD wFB_Opt0[2][5] = { + {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0 + {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1 + }; +const WORD wFB_Opt1[2][5] = { + {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0 + {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1 + }; + + +#define RTSDUR_BB 0 +#define RTSDUR_BA 1 +#define RTSDUR_AA 2 +#define CTSDUR_BA 3 +#define RTSDUR_BA_F0 4 +#define RTSDUR_AA_F0 5 +#define RTSDUR_BA_F1 6 +#define RTSDUR_AA_F1 7 +#define CTSDUR_BA_F0 8 +#define CTSDUR_BA_F1 9 +#define DATADUR_B 10 +#define DATADUR_A 11 +#define DATADUR_A_F0 12 +#define DATADUR_A_F1 13 + +/*--------------------- Static Functions --------------------------*/ + +static +VOID +s_vSaveTxPktInfo( + IN PSDevice pDevice, + IN BYTE byPktNum, + IN PBYTE pbyDestAddr, + IN WORD wPktLength, + IN WORD wFIFOCtl +); + +static +PVOID +s_vGetFreeContext( + PSDevice pDevice + ); + + +static +VOID +s_vGenerateTxParameter( + IN PSDevice pDevice, + IN BYTE byPktType, + IN WORD wCurrentRate, + IN PVOID pTxBufHead, + IN PVOID pvRrvTime, + IN PVOID pvRTS, + IN PVOID pvCTS, + IN UINT cbFrameSize, + IN BOOL bNeedACK, + IN UINT uDMAIdx, + IN PSEthernetHeader psEthHeader + ); + + +static +UINT +s_uFillDataHead ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN WORD wCurrentRate, + IN PVOID pTxDataHead, + IN UINT cbFrameLength, + IN UINT uDMAIdx, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption + ); + + + + +static +VOID +s_vGenerateMACHeader ( + IN PSDevice pDevice, + IN PBYTE pbyBufferAddr, + IN WORD wDuration, + IN PSEthernetHeader psEthHeader, + IN BOOL bNeedEncrypt, + IN WORD wFragType, + IN UINT uDMAIdx, + IN UINT uFragIdx + ); + +static +VOID +s_vFillTxKey( + IN PSDevice pDevice, + IN PBYTE pbyBuf, + IN PBYTE pbyIVHead, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyHdrBuf, + IN WORD wPayloadLen, + OUT PBYTE pMICHDR + ); + +static +VOID +s_vSWencryption ( + IN PSDevice pDevice, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyPayloadHead, + IN WORD wPayloadSize + ); + +static +UINT +s_uGetTxRsvTime ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN UINT cbFrameLength, + IN WORD wRate, + IN BOOL bNeedAck + ); + + +static +UINT +s_uGetRTSCTSRsvTime ( + IN PSDevice pDevice, + IN BYTE byRTSRsvType, + IN BYTE byPktType, + IN UINT cbFrameLength, + IN WORD wCurrentRate + ); + +static +VOID +s_vFillCTSHead ( + IN PSDevice pDevice, + IN UINT uDMAIdx, + IN BYTE byPktType, + IN PVOID pvCTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN WORD wCurrentRate, + IN BYTE byFBOption + ); + +static +VOID +s_vFillRTSHead( + IN PSDevice pDevice, + IN BYTE byPktType, + IN PVOID pvRTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate, + IN BYTE byFBOption + ); + +static +UINT +s_uGetDataDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption + ); + + +static +UINT +s_uGetRTSCTSDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN BYTE byFBOption + ); + + +/*--------------------- Export Variables --------------------------*/ + +static +PVOID +s_vGetFreeContext( + PSDevice pDevice + ) +{ + PUSB_SEND_CONTEXT pContext = NULL; + PUSB_SEND_CONTEXT pReturnContext = NULL; + UINT ii; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n"); + + for (ii = 0; ii < pDevice->cbTD; ii++) { + pContext = pDevice->apTD[ii]; + if (pContext->bBoolInUse == FALSE) { + pContext->bBoolInUse = TRUE; + pReturnContext = pContext; + break; + } + } + if ( ii == pDevice->cbTD ) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n"); + } + return ((PVOID) pReturnContext); +} + + +static +VOID +s_vSaveTxPktInfo(PSDevice pDevice, BYTE byPktNum, PBYTE pbyDestAddr, WORD wPktLength, WORD wFIFOCtl) +{ + PSStatCounter pStatistic=&(pDevice->scStatistic); + + + if (IS_BROADCAST_ADDRESS(pbyDestAddr)) + pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD; + else if (IS_MULTICAST_ADDRESS(pbyDestAddr)) + pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI; + else + pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI; + + pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength; + pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl; + memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr, pbyDestAddr, U_ETHER_ADDR_LEN); +} + + + + +static +VOID +s_vFillTxKey ( + IN PSDevice pDevice, + IN PBYTE pbyBuf, + IN PBYTE pbyIVHead, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyHdrBuf, + IN WORD wPayloadLen, + OUT PBYTE pMICHDR + ) +{ + PDWORD pdwIV = (PDWORD) pbyIVHead; + PDWORD pdwExtIV = (PDWORD) ((PBYTE)pbyIVHead+4); + WORD wValue; + PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf; + DWORD dwRevIVCounter; + + + + //Fill TXKEY + if (pTransmitKey == NULL) + return; + + dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); + *pdwIV = pDevice->dwIVCounter; + pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; + + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){ + memcpy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3); + memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + } else { + memcpy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3); + memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { + memcpy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3); + memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); + } + memcpy(pDevice->abyPRNG, pbyBuf, 16); + } + // Append IV after Mac Header + *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 + *pdwIV |= (pDevice->byKeyIndex << 30); + *pdwIV = cpu_to_le32(*pdwIV); + pDevice->dwIVCounter++; + if (pDevice->dwIVCounter > WEP_IV_MASK) { + pDevice->dwIVCounter = 0; + } + } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) { + pTransmitKey->dwTSC47_16++; + } + TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + memcpy(pbyBuf, pDevice->abyPRNG, 16); + // Make IV + memcpy(pdwIV, pDevice->abyPRNG, 3); + + *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV + // Append IV&ExtIV after Mac Header + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV); + + } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) { + pTransmitKey->dwTSC47_16++; + } + memcpy(pbyBuf, pTransmitKey->abyKey, 16); + + // Make IV + *pdwIV = 0; + *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV + *pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0)); + //Append IV&ExtIV after Mac Header + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + + //Fill MICHDR0 + *pMICHDR = 0x59; + *((PBYTE)(pMICHDR+1)) = 0; // TxPriority + memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6); + *((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16)); + *((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0); + *((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0); + *((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen); + *((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen); + + //Fill MICHDR1 + *((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8] + if (pDevice->bLongHeader) { + *((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0] + } else { + *((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0] + } + wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F); + memcpy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL + memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6); + memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6); + + //Fill MICHDR2 + memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6); + wValue = pMACHeader->wSeqCtl; + wValue &= 0x000F; + wValue = cpu_to_le16(wValue); + memcpy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL + if (pDevice->bLongHeader) { + memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6); + } + } +} + + +static +VOID +s_vSWencryption ( + IN PSDevice pDevice, + IN PSKeyItem pTransmitKey, + IN PBYTE pbyPayloadHead, + IN WORD wPayloadSize + ) +{ + UINT cbICVlen = 4; + DWORD dwICV = 0xFFFFFFFFL; + PDWORD pdwICV; + + if (pTransmitKey == NULL) + return; + + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + //======================================================================= + // Append ICV after payload + dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) + pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); + // finally, we must invert dwCRC to get the correct answer + *pdwICV = cpu_to_le32(~dwICV); + // RC4 encryption + rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); + rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); + //======================================================================= + } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + //======================================================================= + //Append ICV after payload + dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) + pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); + // finally, we must invert dwCRC to get the correct answer + *pdwICV = cpu_to_le32(~dwICV); + // RC4 encryption + rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); + rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); + //======================================================================= + } +} + + + + +/*byPktType : PK_TYPE_11A 0 + PK_TYPE_11B 1 + PK_TYPE_11GB 2 + PK_TYPE_11GA 3 +*/ +static +UINT +s_uGetTxRsvTime ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN UINT cbFrameLength, + IN WORD wRate, + IN BOOL bNeedAck + ) +{ + UINT uDataTime, uAckTime; + + uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); + if (byPktType == PK_TYPE_11B) {//llb,CCK mode + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopCCKBasicRate); + } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopOFDMBasicRate); + } + + if (bNeedAck) { + return (uDataTime + pDevice->uSIFS + uAckTime); + } + else { + return uDataTime; + } +} + +//byFreqType: 0=>5GHZ 1=>2.4GHZ +static +UINT +s_uGetRTSCTSRsvTime ( + IN PSDevice pDevice, + IN BYTE byRTSRsvType, + IN BYTE byPktType, + IN UINT cbFrameLength, + IN WORD wCurrentRate + ) +{ + UINT uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime; + + uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; + + + uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate); + if (byRTSRsvType == 0) { //RTSTxRrvTime_bb + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); + uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + } + else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + } + else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa + uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate); + uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + } + else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; + return uRrvTime; + } + + //RTSRrvTime + uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; + return uRrvTime; +} + +//byFreqType 0: 5GHz, 1:2.4Ghz +static +UINT +s_uGetDataDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption + ) +{ + BOOL bLastFrag = 0; + UINT uAckTime =0, uNextPktTime = 0; + + + if (uFragIdx == (uMACfragNum-1)) { + bLastFrag = 1; + } + + switch (byDurType) { + + case DATADUR_B: //DATADUR_B + if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag + if (bNeedAck) { + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else {//First Frag or Mid Frag + if (uFragIdx == (uMACfragNum-2)) { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + } + if (bNeedAck) { + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + + case DATADUR_A: //DATADUR_A + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else {//First Frag or Mid Frag + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + } + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + case DATADUR_A_F0: //DATADUR_A_F0 + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else { //First Frag or Mid Frag + if (byFBOption == AUTO_FB_0) { + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + } else { // (byFBOption == AUTO_FB_1) + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + } + + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + case DATADUR_A_F1: //DATADUR_A_F1 + if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime); + } else { + return 0; + } + } + else { //First Frag or Mid Frag + if (byFBOption == AUTO_FB_0) { + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + + } else { // (byFBOption == AUTO_FB_1) + if (wRate < RATE_18M) + wRate = RATE_18M; + else if (wRate > RATE_54M) + wRate = RATE_54M; + + if(uFragIdx == (uMACfragNum-2)){ + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else { + uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + } + if(bNeedAck){ + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + return (pDevice->uSIFS + uAckTime + uNextPktTime); + } else { + return (pDevice->uSIFS + uNextPktTime); + } + } + break; + + default: + break; + } + + ASSERT(FALSE); + return 0; +} + + +//byFreqType: 0=>5GHZ 1=>2.4GHZ +static +UINT +s_uGetRTSCTSDuration ( + IN PSDevice pDevice, + IN BYTE byDurType, + IN UINT cbFrameLength, + IN BYTE byPktType, + IN WORD wRate, + IN BOOL bNeedAck, + IN BYTE byFBOption + ) +{ + UINT uCTSTime = 0, uDurTime = 0; + + + switch (byDurType) { + + case RTSDUR_BB: //RTSDuration_bb + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_BA: //RTSDuration_ba + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_AA: //RTSDuration_aa + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case CTSDUR_BA: //CTSDuration_ba + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); + break; + + case RTSDUR_BA_F0: //RTSDuration_ba_f0 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_AA_F0: //RTSDuration_aa_f0 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_BA_F1: //RTSDuration_ba_f1 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + case RTSDUR_AA_F1: //RTSDuration_aa_f1 + uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + case CTSDUR_BA_F0: //CTSDuration_ba_f0 + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); + } + break; + + case CTSDUR_BA_F1: //CTSDuration_ba_f1 + if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); + } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { + uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); + } + break; + + default: + break; + } + + return uDurTime; + +} + + + + +static +UINT +s_uFillDataHead ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN WORD wCurrentRate, + IN PVOID pTxDataHead, + IN UINT cbFrameLength, + IN UINT uDMAIdx, + IN BOOL bNeedAck, + IN UINT uFragIdx, + IN UINT cbLastFragmentSize, + IN UINT uMACfragNum, + IN BYTE byFBOption + ) +{ + + if (pTxDataHead == NULL) { + return 0; + } + + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + if((uDMAIdx==TYPE_ATIMDMA)||(uDMAIdx==TYPE_BEACONDMA)) { + PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + //Get Duration and TimeStampOff + pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption); //1: 2.4GHz + if(uDMAIdx!=TYPE_ATIMDMA) { + pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + } + return (pBuf->wDuration); + } + else { // DATA & MANAGE Frame + if (byFBOption == AUTO_FB_NONE) { + PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + //Get Duration and TimeStamp + pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, + byPktType, wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption); //1: 2.4GHz + pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, + PK_TYPE_11B, pDevice->byTopCCKBasicRate, + bNeedAck, uFragIdx, cbLastFragmentSize, + uMACfragNum, byFBOption); //1: 2.4GHz + + pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; + return (pBuf->wDuration_a); + } else { + // Auto Fallback + PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + //Get Duration and TimeStamp + pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz + pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B, + pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz + pBuf->wDuration_a_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz + pBuf->wDuration_a_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz + pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; + return (pBuf->wDuration_a); + } //if (byFBOption == AUTO_FB_NONE) + } + } + else if (byPktType == PK_TYPE_11A) { + if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) { + // Auto Fallback + PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + //Get Duration and TimeStampOff + pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz + pBuf->wDuration_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz + pBuf->wDuration_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz + if(uDMAIdx!=TYPE_ATIMDMA) { + pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + } + return (pBuf->wDuration); + } else { + PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + //Get Duration and TimeStampOff + pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption); + + if(uDMAIdx!=TYPE_ATIMDMA) { + pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + } + return (pBuf->wDuration); + } + } + else if (byPktType == PK_TYPE_11B) { + PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, + (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + //Get Duration and TimeStampOff + pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, uFragIdx, + cbLastFragmentSize, uMACfragNum, + byFBOption); + if (uDMAIdx != TYPE_ATIMDMA) { + pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + } + return (pBuf->wDuration); + } + return 0; +} + + + + +static +VOID +s_vFillRTSHead ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN PVOID pvRTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN PSEthernetHeader psEthHeader, + IN WORD wCurrentRate, + IN BYTE byFBOption + ) +{ + UINT uRTSFrameLen = 20; + WORD wLen = 0x0000; + + if (pvRTS == NULL) + return; + + if (bDisCRC) { + // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame, + // in this case we need to decrease its length by 4. + uRTSFrameLen -= 4; + } + + // Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account. + // Otherwise, we need to modified codes for them. + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + if (byFBOption == AUTO_FB_NONE) { + PSRTS_g pBuf = (PSRTS_g)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + + pBuf->Data.wDurationID = pBuf->wDuration_aa; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } + else { + PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) + ); + pBuf->wTransmitLength_a = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData + pBuf->wRTSDuration_ba_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_aa_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_ba_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData + pBuf->wRTSDuration_aa_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData + pBuf->Data.wDurationID = pBuf->wDuration_aa; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + + } // if (byFBOption == AUTO_FB_NONE) + } + else if (byPktType == PK_TYPE_11A) { + if (byFBOption == AUTO_FB_NONE) { + PSRTS_ab pBuf = (PSRTS_ab)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + + } + else { + PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData + pBuf->wRTSDuration_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData + pBuf->wRTSDuration_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0: + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } + } + else if (byPktType == PK_TYPE_11B) { + PSRTS_ab pBuf = (PSRTS_ab)pvRTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) + ); + pBuf->wTransmitLength = cpu_to_le16(wLen); + //Get Duration + pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData + pBuf->Data.wDurationID = pBuf->wDuration; + //Get RTS Frame body + pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + + + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + } + } +} + +static +VOID +s_vFillCTSHead ( + IN PSDevice pDevice, + IN UINT uDMAIdx, + IN BYTE byPktType, + IN PVOID pvCTS, + IN UINT cbFrameLength, + IN BOOL bNeedAck, + IN BOOL bDisCRC, + IN WORD wCurrentRate, + IN BYTE byFBOption + ) +{ + UINT uCTSFrameLen = 14; + WORD wLen = 0x0000; + + if (pvCTS == NULL) { + return; + } + + if (bDisCRC) { + // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame, + // in this case we need to decrease its length by 4. + uCTSFrameLen -= 4; + } + + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) { + // Auto Fall back + PSCTS_FB pBuf = (PSCTS_FB)pvCTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + pBuf->wDuration_ba = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wDuration_ba += pDevice->wCTSDuration; + pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); + //Get CTSDuration_ba_f0 + pBuf->wCTSDuration_ba_f0 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration; + pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0); + //Get CTSDuration_ba_f1 + pBuf->wCTSDuration_ba_f1 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration; + pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1); + //Get CTS Frame body + pBuf->Data.wDurationID = pBuf->wDuration_ba; + pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 + pBuf->Data.wReserved = 0x0000; + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), U_ETHER_ADDR_LEN); + } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) + PSCTS pBuf = (PSCTS)pvCTS; + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, + (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) + ); + pBuf->wTransmitLength_b = cpu_to_le16(wLen); + //Get CTSDuration_ba + pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data + pBuf->wDuration_ba += pDevice->wCTSDuration; + pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); + + //Get CTS Frame body + pBuf->Data.wDurationID = pBuf->wDuration_ba; + pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 + pBuf->Data.wReserved = 0x0000; + memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), U_ETHER_ADDR_LEN); + } + } +} + + + + + + +/*+ + * + * Description: + * Generate FIFO control for MAC & Baseband controller + * + * Parameters: + * In: + * pDevice - Pointer to adpater + * pTxDataHead - Transmit Data Buffer + * pTxBufHead - pTxBufHead + * pvRrvTime - pvRrvTime + * pvRTS - RTS Buffer + * pCTS - CTS Buffer + * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS) + * bNeedACK - If need ACK + * uDMAIdx - DMA Index + * Out: + * none + * + * Return Value: none + * +-*/ +// UINT cbFrameSize,//Hdr+Payload+FCS +static +VOID +s_vGenerateTxParameter ( + IN PSDevice pDevice, + IN BYTE byPktType, + IN WORD wCurrentRate, + IN PVOID pTxBufHead, + IN PVOID pvRrvTime, + IN PVOID pvRTS, + IN PVOID pvCTS, + IN UINT cbFrameSize, + IN BOOL bNeedACK, + IN UINT uDMAIdx, + IN PSEthernetHeader psEthHeader + ) +{ + UINT cbMACHdLen = WLAN_HDR_ADDR3_LEN; //24 + WORD wFifoCtl; + BOOL bDisCRC = FALSE; + BYTE byFBOption = AUTO_FB_NONE; +// WORD wCurrentRate = pDevice->wCurrentRate; + + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); + PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; + pFifoHead->wReserved = wCurrentRate; + wFifoCtl = pFifoHead->wFIFOCtl; + + if (wFifoCtl & FIFOCTL_CRCDIS) { + bDisCRC = TRUE; + } + + if (wFifoCtl & FIFOCTL_AUTO_FB_0) { + byFBOption = AUTO_FB_0; + } + else if (wFifoCtl & FIFOCTL_AUTO_FB_1) { + byFBOption = AUTO_FB_1; + } + + if (pDevice->bLongHeader) + cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; + + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + + if (pvRTS != NULL) { //RTS_need + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime; + pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz + pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz + pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz + pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM + pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else {//RTS_needless, PCF mode + + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime; + pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM + pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK + pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz + } + //Fill CTS + s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption); + } + } + else if (byPktType == PK_TYPE_11A) { + + if (pvRTS != NULL) {//RTS_need, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else if (pvRTS == NULL) {//RTS_needless, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM + } + } + } + else if (byPktType == PK_TYPE_11B) { + + if ((pvRTS != NULL)) {//RTS_need, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK + } + //Fill RTS + s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + } + else { //RTS_needless, non PCF mode + //Fill RsvTime + if (pvRrvTime) { + PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; + pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK + } + } + } + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); +} +/* + PBYTE pbyBuffer,//point to pTxBufHead + WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last + UINT cbFragmentSize,//Hdr+payoad+FCS +*/ + + +BOOL +s_bPacketToWirelessUsb( + IN PSDevice pDevice, + IN BYTE byPktType, + IN PBYTE usbPacketBuf, + IN BOOL bNeedEncryption, + IN UINT uSkbPacketLen, + IN UINT uDMAIdx, + IN PSEthernetHeader psEthHeader, + IN PBYTE pPacket, + IN PSKeyItem pTransmitKey, + IN UINT uNodeIndex, + IN WORD wCurrentRate, + OUT UINT *pcbHeaderLen, + OUT UINT *pcbTotalLen + ) +{ + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT cbFrameSize,cbFrameBodySize; + PTX_BUFFER pTxBufHead; + UINT cb802_1_H_len; + UINT cbIVlen=0,cbICVlen=0,cbMIClen=0,cbMACHdLen=0,cbFCSlen=4; + UINT cbMICHDR = 0; + BOOL bNeedACK,bRTS; + PBYTE pbyType,pbyMacHdr,pbyIVHead,pbyPayloadHead,pbyTxBufferAddr; + BYTE abySNAP_RFC1042[6] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00}; + BYTE abySNAP_Bridgetunnel[6] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8}; + UINT uDuration; + UINT cbHeaderLength= 0,uPadding = 0; + PVOID pvRrvTime; + PSMICHDRHead pMICHDR; + PVOID pvRTS; + PVOID pvCTS; + PVOID pvTxDataHd; + BYTE byFBOption = AUTO_FB_NONE,byFragType; + WORD wTxBufSize; + DWORD dwMICKey0,dwMICKey1,dwMIC_Priority,dwCRC; + PDWORD pdwMIC_L,pdwMIC_R; + BOOL bSoftWEP = FALSE; + + + + + pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + if ((bNeedEncryption) && (pTransmitKey != NULL)) { + if (((PSKeyTable) (pTransmitKey->pvKeyTable))->bSoftWEP == TRUE) { + // WEP 256 + bSoftWEP = TRUE; + } + } + + pTxBufHead = (PTX_BUFFER) usbPacketBuf; + memset(pTxBufHead, 0, sizeof(TX_BUFFER)); + + // Get pkt type + if (ntohs(psEthHeader->wType) > MAX_DATA_LEN) { + if (pDevice->dwDiagRefCount == 0) { + cb802_1_H_len = 8; + } else { + cb802_1_H_len = 2; + } + } else { + cb802_1_H_len = 0; + } + + cbFrameBodySize = uSkbPacketLen - U_HEADER_LEN + cb802_1_H_len; + + //Set packet type + pTxBufHead->wFIFOCtl |= (WORD)(byPktType<<8); + + if (pDevice->dwDiagRefCount != 0) { + bNeedACK = FALSE; + pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); + } else { //if (pDevice->dwDiagRefCount != 0) { + if ((pDevice->eOPMode == OP_MODE_ADHOC) || + (pDevice->eOPMode == OP_MODE_AP)) { + if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) || + IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) { + bNeedACK = FALSE; + pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); + } + else { + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + } + } + else { + // MSDUs in Infra mode always need ACK + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + } + } //if (pDevice->dwDiagRefCount != 0) { + + pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us; + + //Set FIFOCTL_LHEAD + if (pDevice->bLongHeader) + pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; + + if (pDevice->bSoftwareGenCrcErr) { + pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC + } + + //Set FRAGCTL_MACHDCNT + if (pDevice->bLongHeader) { + cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; + } else { + cbMACHdLen = WLAN_HDR_ADDR3_LEN; + } + pTxBufHead->wFragCtl |= (WORD)(cbMACHdLen << 10); + + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + + //Set Auto Fallback Ctl + if (wCurrentRate >= RATE_18M) { + if (pDevice->byAutoFBCtrl == AUTO_FB_0) { + pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; + byFBOption = AUTO_FB_0; + } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) { + pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; + byFBOption = AUTO_FB_1; + } + } + + if (bSoftWEP != TRUE) { + if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n"); + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + } + else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP + pTxBufHead->wFragCtl |= FRAGCTL_AES; + } + } + } + + + if ((bNeedEncryption) && (pTransmitKey != NULL)) { + if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { + cbIVlen = 4; + cbICVlen = 4; + } + else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + } + if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + cbMICHDR = sizeof(SMICHDRHead); + } + if (bSoftWEP == FALSE) { + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMACHdLen%4); + uPadding %= 4; + } + } + + cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; + + if ( (bNeedACK == FALSE) ||(cbFrameSize < pDevice->wRTSThreshold) ) { + bRTS = FALSE; + } else { + bRTS = TRUE; + pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); + } + + pbyTxBufferAddr = (PBYTE) &(pTxBufHead->adwTxKey[0]); + wTxBufSize = sizeof(STxBufHead); + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet + if (byFBOption == AUTO_FB_NONE) { + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); + pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g); + } + else { //RTS_needless + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + } + } else { + // Auto Fall Back + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); + pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB); + } + else if (bRTS == FALSE) { //RTS_needless + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB)); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB); + } + } // Auto Fall Back + } + else {//802.11a/b packet + if (byFBOption == AUTO_FB_NONE) { + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab)); + cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab); + } + else if (bRTS == FALSE) { //RTS_needless, no MICHDR + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + } + } else { + // Auto Fall Back + if (bRTS == TRUE) {//RTS_need + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB)); + cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB); + } + else if (bRTS == FALSE) { //RTS_needless + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB); + } + } // Auto Fall Back + } + + pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength); + pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding); + pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); + + + //========================= + // No Fragmentation + //========================= + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n"); + byFragType = FRAGCTL_NONFRAG; + //uDMAIdx = TYPE_AC0DMA; + //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]); + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, (PVOID)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, + cbFrameSize, bNeedACK, uDMAIdx, psEthHeader); + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, + 0, 0, 1/*uMACfragNum*/, byFBOption); + // Generate TX MAC Header + s_vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncryption, + byFragType, uDMAIdx, 0); + + if (bNeedEncryption == TRUE) { + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + } + + // 802.1H + if (ntohs(psEthHeader->wType) > MAX_DATA_LEN) { + if (pDevice->dwDiagRefCount == 0) { + if ( (psEthHeader->wType == TYPE_PKT_IPX) || + (psEthHeader->wType == cpu_to_le16(0xF380))) { + memcpy((PBYTE) (pbyPayloadHead), &abySNAP_Bridgetunnel[0], 6); + } else { + memcpy((PBYTE) (pbyPayloadHead), &abySNAP_RFC1042[0], 6); + } + pbyType = (PBYTE) (pbyPayloadHead + 6); + memcpy(pbyType, &(psEthHeader->wType), sizeof(WORD)); + } else { + memcpy((PBYTE) (pbyPayloadHead), &(psEthHeader->wType), sizeof(WORD)); + + } + + } + + + if (pPacket != NULL) { + // Copy the Packet into a tx Buffer + memcpy((pbyPayloadHead + cb802_1_H_len), + (pPacket + U_HEADER_LEN), + uSkbPacketLen - U_HEADER_LEN + ); + + } else { + // while bRelayPacketSend psEthHeader is point to header+payload + memcpy((pbyPayloadHead + cb802_1_H_len), ((PBYTE)psEthHeader)+U_HEADER_LEN, uSkbPacketLen - U_HEADER_LEN); + } + + ASSERT(uLength == cbNdisBodySize); + + if ((bNeedEncryption == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + + /////////////////////////////////////////////////////////////////// + + if (pDevice->sMgmtObj.eAuthenMode == WMAC_AUTH_WPANONE) { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + } + else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + } + else { + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]); + } + // DO Software Michael + MIC_vInit(dwMICKey0, dwMICKey1); + MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12); + dwMIC_Priority = 0; + MIC_vAppend((PBYTE)&dwMIC_Priority, 4); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1); + + /////////////////////////////////////////////////////////////////// + + //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength)); + //for (ii = 0; ii < cbFrameBodySize; ii++) { + // DBG_PRN_GRP12(("%02x ", *((PBYTE)((pbyPayloadHead + cb802_1_H_len) + ii)))); + //} + //DBG_PRN_GRP12(("\n\n\n")); + + MIC_vAppend(pbyPayloadHead, cbFrameBodySize); + + pdwMIC_L = (PDWORD)(pbyPayloadHead + cbFrameBodySize); + pdwMIC_R = (PDWORD)(pbyPayloadHead + cbFrameBodySize + 4); + + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + MIC_vUnInit(); + + if (pDevice->bTxMICFail == TRUE) { + *pdwMIC_L = 0; + *pdwMIC_R = 0; + pDevice->bTxMICFail = FALSE; + } + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen); + //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); + } + + + if (bSoftWEP == TRUE) { + + s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (WORD)(cbFrameBodySize + cbMIClen)); + + } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == TRUE)) || + ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == TRUE)) || + ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == TRUE)) ) { + cbFrameSize -= cbICVlen; + } + + if (pDevice->bSoftwareGenCrcErr == TRUE) { + UINT cbLen; + PDWORD pdwCRC; + + dwCRC = 0xFFFFFFFFL; + cbLen = cbFrameSize - cbFCSlen; + // calculate CRC, and wrtie CRC value to end of TD + dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC); + pdwCRC = (PDWORD)(pbyMacHdr + cbLen); + // finally, we must invert dwCRC to get the correct answer + *pdwCRC = ~dwCRC; + // Force Error + *pdwCRC -= 1; + } else { + cbFrameSize -= cbFCSlen; + } + + *pcbHeaderLen = cbHeaderLength; + *pcbTotalLen = cbHeaderLength + cbFrameSize ; + + + //Set FragCtl in TxBufferHead + pTxBufHead->wFragCtl |= (WORD)byFragType; + + + return TRUE; + +} + + +/*+ + * + * Description: + * Translate 802.3 to 802.11 header + * + * Parameters: + * In: + * pDevice - Pointer to adpater + * dwTxBufferAddr - Transmit Buffer + * pPacket - Packet from upper layer + * cbPacketSize - Transmit Data Length + * Out: + * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header + * pcbAppendPayload - size of append payload for 802.1H translation + * + * Return Value: none + * +-*/ + +VOID +s_vGenerateMACHeader ( + IN PSDevice pDevice, + IN PBYTE pbyBufferAddr, + IN WORD wDuration, + IN PSEthernetHeader psEthHeader, + IN BOOL bNeedEncrypt, + IN WORD wFragType, + IN UINT uDMAIdx, + IN UINT uFragIdx + ) +{ + PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr; + + memset(pMACHeader, 0, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV))); + + if (uDMAIdx == TYPE_ATIMDMA) { + pMACHeader->wFrameCtl = TYPE_802_11_ATIM; + } else { + pMACHeader->wFrameCtl = TYPE_802_11_DATA; + } + + if (pDevice->eOPMode == OP_MODE_AP) { + memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + pMACHeader->wFrameCtl |= FC_FROMDS; + } + else { + if (pDevice->eOPMode == OP_MODE_ADHOC) { + memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr3[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + } + else { + memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abyDstAddr[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), U_ETHER_ADDR_LEN); + memcpy(&(pMACHeader->abyAddr1[0]), &(pDevice->abyBSSID[0]), U_ETHER_ADDR_LEN); + pMACHeader->wFrameCtl |= FC_TODS; + } + } + + if (bNeedEncrypt) + pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1)); + + pMACHeader->wDurationID = cpu_to_le16(wDuration); + + if (pDevice->bLongHeader) { + PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; + pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS); + memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); + } + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + + //Set FragNumber in Sequence Control + pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx); + + if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { + pDevice->wSeqCounter++; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + } + + if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag + pMACHeader->wFrameCtl |= FC_MOREFRAG; + } +} + + + +/*+ + * + * Description: + * Request instructs a MAC to transmit a 802.11 management packet through + * the adapter onto the medium. + * + * Parameters: + * In: + * hDeviceContext - Pointer to the adapter + * pPacket - A pointer to a descriptor for the packet to transmit + * Out: + * none + * + * Return Value: CMD_STATUS_PENDING if MAC Tx resource avaliable; otherwise FALSE + * +-*/ + +CMD_STATUS csMgmt_xmit( + IN PSDevice pDevice, + IN PSTxMgmtPacket pPacket + ) +{ + BYTE byPktType; + PBYTE pbyTxBufferAddr; + PVOID pvRTS; + PSCTS pCTS; + PVOID pvTxDataHd; + UINT uDuration; + UINT cbReqCount; + PS802_11Header pMACHeader; + UINT cbHeaderSize; + UINT cbFrameBodySize; + BOOL bNeedACK; + BOOL bIsPSPOLL = FALSE; + PSTxBufHead pTxBufHead; + UINT cbFrameSize; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT uPadding = 0; + WORD wTxBufSize; + UINT cbMacHdLen; + SEthernetHeader sEthHeader; + PVOID pvRrvTime; + PVOID pMICHDR; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + WORD wCurrentRate = RATE_1M; + PTX_BUFFER pTX_Buffer; + PUSB_SEND_CONTEXT pContext; + + + + pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + + if (NULL == pContext) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); + return CMD_STATUS_RESOURCES; + } + + pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]); + pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->adwTxKey[0]); + cbFrameBodySize = pPacket->cbPayloadLen; + pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; + wTxBufSize = sizeof(STxBufHead); + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->byBBType == BB_TYPE_11A) { + wCurrentRate = RATE_6M; + byPktType = PK_TYPE_11A; + } else { + wCurrentRate = RATE_1M; + byPktType = PK_TYPE_11B; + } + + // SetPower will cause error power TX state for OFDM Date packet in TX buffer. + // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. + // And cmd timer will wait data pkt TX finish before scanning so it's OK + // to set power here. + if (pMgmt->eScanState != WMAC_NO_SCANNING) { + RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); + } else { + RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); + } + pDevice->wCurrentRate = wCurrentRate; + + + //Set packet type + if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 + pTxBufHead->wFIFOCtl = 0; + } + else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + } + else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; + } + else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; + } + + pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; + pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); + + + if (IS_MULTICAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0])) || + IS_BROADCAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0]))) { + bNeedACK = FALSE; + } + else { + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + }; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || + (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { + + pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; + //Set Preamble type always long + //pDevice->byPreambleType = PREAMBLE_LONG; + // probe-response don't retry + //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { + // bNeedACK = FALSE; + // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); + //} + } + + pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); + + if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { + bIsPSPOLL = TRUE; + cbMacHdLen = WLAN_HDR_ADDR2_LEN; + } else { + cbMacHdLen = WLAN_HDR_ADDR3_LEN; + } + + //Set FRAGCTL_MACHDCNT + pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10)); + + // Notes: + // Although spec says MMPDU can be fragmented; In most case, + // no one will send a MMPDU under fragmentation. With RTS may occur. + pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP + + if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { + if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { + cbIVlen = 4; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + //We need to get seed here for filling TxKey entry. + //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + pTxBufHead->wFragCtl |= FRAGCTL_AES; + pDevice->bAES = TRUE; + } + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMacHdLen%4); + uPadding %= 4; + } + + cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; + + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() + + //Set RrvTime/RTS/CTS Buffer + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet + + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = NULL; + pvRTS = NULL; + pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g); + } + else { // 802.11a/b packet + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = NULL; + pvRTS = NULL; + pCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab); + } + + memset((PVOID)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize)); + + memcpy(&(sEthHeader.abyDstAddr[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), U_ETHER_ADDR_LEN); + memcpy(&(sEthHeader.abySrcAddr[0]), &(pPacket->p80211Header->sA3.abyAddr2[0]), U_ETHER_ADDR_LEN); + //========================= + // No Fragmentation + //========================= + pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); + + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, + 0, 0, 1, AUTO_FB_NONE); + + pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); + + cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; + + if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { + PBYTE pbyIVHead; + PBYTE pbyPayloadHead; + PBYTE pbyBSSID; + PSKeyItem pTransmitKey = NULL; + + pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); + pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); + do { + if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && + (pDevice->bLinkPass == TRUE)) { + pbyBSSID = pDevice->abyBSSID; + // get pairwise key + if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) { + // get group key + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); + break; + } + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n"); + break; + } + } + // get group key + pbyBSSID = pDevice->abyBroadcastAddr; + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { + pTransmitKey = NULL; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode); + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); + } + } while(FALSE); + //Fill TXKEY + s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, + (PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL); + + memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen); + memcpy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen), + cbFrameBodySize); + } + else { + // Copy the Packet into a tx Buffer + memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); + } + + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + if (bIsPSPOLL) { + // The MAC will automatically replace the Duration-field of MAC header by Duration-field + // of FIFO control header. + // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is + // in the same place of other packet's Duration-field). + // And it will cause Cisco-AP to issue Disassociation-packet + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } else { + ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } + } + + + pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount)); + pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); + pTX_Buffer->byType = 0x00; + + pContext->pPacket = NULL; + pContext->Type = CONTEXT_MGMT_PACKET; + pContext->uBufLen = (WORD)cbReqCount + 4; //USB header + + if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) { + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); + } + else { + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); + } + + PIPEnsSendBulkOut(pDevice,pContext); + return CMD_STATUS_PENDING; +} + + +CMD_STATUS +csBeacon_xmit( + IN PSDevice pDevice, + IN PSTxMgmtPacket pPacket + ) +{ + + UINT cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; + UINT cbHeaderSize = 0; + WORD wTxBufSize = sizeof(STxShortBufHead); + PSTxShortBufHead pTxBufHead; + PS802_11Header pMACHeader; + PSTxDataHead_ab pTxDataHead; + WORD wCurrentRate; + UINT cbFrameBodySize; + UINT cbReqCount; + PBEACON_BUFFER pTX_Buffer; + PBYTE pbyTxBufferAddr; + PUSB_SEND_CONTEXT pContext; + CMD_STATUS status; + + + pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + if (NULL == pContext) { + status = CMD_STATUS_RESOURCES; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); + return status ; + } + pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]); + pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->wFIFOCtl); + + cbFrameBodySize = pPacket->cbPayloadLen; + + pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr; + wTxBufSize = sizeof(STxShortBufHead); + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->byBBType == BB_TYPE_11A) { + wCurrentRate = RATE_6M; + pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, + (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField) + ); + //Get Duration and TimeStampOff + pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A, + wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); + pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); + } else { + wCurrentRate = RATE_1M; + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); + //Get SignalField,ServiceField,Length + BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, + (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField) + ); + //Get Duration and TimeStampOff + pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B, + wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); + pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; + cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); + } + + //Generate Beacon Header + pMACHeader = (PS802_11Header)(pbyTxBufferAddr + cbHeaderSize); + memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); + + pMACHeader->wDurationID = 0; + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize; + + pTX_Buffer->wTxByteCount = (WORD)cbReqCount; + pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); + pTX_Buffer->byType = 0x01; + + pContext->pPacket = NULL; + pContext->Type = CONTEXT_MGMT_PACKET; + pContext->uBufLen = (WORD)cbReqCount + 4; //USB header + + PIPEnsSendBulkOut(pDevice,pContext); + return CMD_STATUS_PENDING; + +} + + + + + +VOID +vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb) { + + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + BYTE byPktType; + PBYTE pbyTxBufferAddr; + PVOID pvRTS; + PVOID pvCTS; + PVOID pvTxDataHd; + UINT uDuration; + UINT cbReqCount; + PS802_11Header pMACHeader; + UINT cbHeaderSize; + UINT cbFrameBodySize; + BOOL bNeedACK; + BOOL bIsPSPOLL = FALSE; + PSTxBufHead pTxBufHead; + UINT cbFrameSize; + UINT cbIVlen = 0; + UINT cbICVlen = 0; + UINT cbMIClen = 0; + UINT cbFCSlen = 4; + UINT uPadding = 0; + UINT cbMICHDR = 0; + UINT uLength = 0; + DWORD dwMICKey0, dwMICKey1; + DWORD dwMIC_Priority; + PDWORD pdwMIC_L; + PDWORD pdwMIC_R; + WORD wTxBufSize; + UINT cbMacHdLen; + SEthernetHeader sEthHeader; + PVOID pvRrvTime; + PVOID pMICHDR; + WORD wCurrentRate = RATE_1M; + PUWLAN_80211HDR p80211Header; + UINT uNodeIndex = 0; + BOOL bNodeExist = FALSE; + SKeyItem STempKey; + PSKeyItem pTransmitKey = NULL; + PBYTE pbyIVHead; + PBYTE pbyPayloadHead; + PBYTE pbyMacHdr; + UINT cbExtSuppRate = 0; + PTX_BUFFER pTX_Buffer; + PUSB_SEND_CONTEXT pContext; +// PWLAN_IE pItem; + + + pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + + if(skb->len <= WLAN_HDR_ADDR3_LEN) { + cbFrameBodySize = 0; + } + else { + cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN; + } + p80211Header = (PUWLAN_80211HDR)skb->data; + + pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + + if (NULL == pContext) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n"); + dev_kfree_skb_irq(skb); + return ; + } + + pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]); + pbyTxBufferAddr = (PBYTE)(&pTX_Buffer->adwTxKey[0]); + pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; + wTxBufSize = sizeof(STxBufHead); + memset(pTxBufHead, 0, wTxBufSize); + + if (pDevice->byBBType == BB_TYPE_11A) { + wCurrentRate = RATE_6M; + byPktType = PK_TYPE_11A; + } else { + wCurrentRate = RATE_1M; + byPktType = PK_TYPE_11B; + } + + // SetPower will cause error power TX state for OFDM Date packet in TX buffer. + // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. + // And cmd timer will wait data pkt TX finish before scanning so it's OK + // to set power here. + if (pMgmt->eScanState != WMAC_NO_SCANNING) { + RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); + } else { + RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); + } + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl); + + //Set packet type + if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 + pTxBufHead->wFIFOCtl = 0; + } + else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11B; + } + else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; + } + else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; + } + + pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; + pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); + + + if (IS_MULTICAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0])) || + IS_BROADCAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0]))) { + bNeedACK = FALSE; + if (pDevice->bEnableHostWEP) { + uNodeIndex = 0; + bNodeExist = TRUE; + }; + } + else { + if (pDevice->bEnableHostWEP) { + if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex)) + bNodeExist = TRUE; + }; + bNeedACK = TRUE; + pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; + }; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || + (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { + + pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; + //Set Preamble type always long + //pDevice->byPreambleType = PREAMBLE_LONG; + + // probe-response don't retry + //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { + // bNeedACK = FALSE; + // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); + //} + } + + pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); + + if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { + bIsPSPOLL = TRUE; + cbMacHdLen = WLAN_HDR_ADDR2_LEN; + } else { + cbMacHdLen = WLAN_HDR_ADDR3_LEN; + } + + // hostapd deamon ext support rate patch + if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { + + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) { + cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; + } + + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) { + cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; + } + + if (cbExtSuppRate >0) { + cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; + } + } + + + //Set FRAGCTL_MACHDCNT + pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10); + + // Notes: + // Although spec says MMPDU can be fragmented; In most case, + // no one will send a MMPDU under fragmentation. With RTS may occur. + pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP + + + if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { + if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { + cbIVlen = 4; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { + cbIVlen = 8;//IV+ExtIV + cbMIClen = 8; + cbICVlen = 4; + pTxBufHead->wFragCtl |= FRAGCTL_TKIP; + //We need to get seed here for filling TxKey entry. + //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); + } + else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { + cbIVlen = 8;//RSN Header + cbICVlen = 8;//MIC + cbMICHDR = sizeof(SMICHDRHead); + pTxBufHead->wFragCtl |= FRAGCTL_AES; + pDevice->bAES = TRUE; + } + //MAC Header should be padding 0 to DW alignment. + uPadding = 4 - (cbMacHdLen%4); + uPadding %= 4; + } + + cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; + + //Set FIFOCTL_GrpAckPolicy + if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 + pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; + } + //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() + + + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet + + pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); + pvRTS = NULL; + pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); + pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + + } + else {//802.11a/b packet + + pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); + pvRTS = NULL; + pvCTS = NULL; + pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); + cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + } + memset((PVOID)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize)); + memcpy(&(sEthHeader.abyDstAddr[0]), &(p80211Header->sA3.abyAddr1[0]), U_ETHER_ADDR_LEN); + memcpy(&(sEthHeader.abySrcAddr[0]), &(p80211Header->sA3.abyAddr2[0]), U_ETHER_ADDR_LEN); + //========================= + // No Fragmentation + //========================= + pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; + + + //Fill FIFO,RrvTime,RTS,and CTS + s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); + + //Fill DataHead + uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, + 0, 0, 1, AUTO_FB_NONE); + + pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); + + cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; + + pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize); + pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); + pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding); + + // Copy the Packet into a tx Buffer + memcpy(pbyMacHdr, skb->data, cbMacHdLen); + + // version set to 0, patch for hostapd deamon + pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc); + memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize); + + // replace support rate, patch for hostapd deamon( only support 11M) + if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { + if (cbExtSuppRate != 0) { + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) + memcpy((pbyPayloadHead + cbFrameBodySize), + pMgmt->abyCurrSuppRates, + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN + ); + if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) + memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, + pMgmt->abyCurrExtSuppRates, + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN + ); + } + } + + // Set wep + if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { + + if (pDevice->bEnableHostWEP) { + pTransmitKey = &STempKey; + pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; + pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; + pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; + pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; + pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; + memcpy(pTransmitKey->abyKey, + &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], + pTransmitKey->uKeyLength + ); + } + + if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { + + dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); + dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); + + // DO Software Michael + MIC_vInit(dwMICKey0, dwMICKey1); + MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12); + dwMIC_Priority = 0; + MIC_vAppend((PBYTE)&dwMIC_Priority, 4); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1); + + uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; + + MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); + + pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize); + pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); + + MIC_vGetMIC(pdwMIC_L, pdwMIC_R); + MIC_vUnInit(); + + if (pDevice->bTxMICFail == TRUE) { + *pdwMIC_L = 0; + *pdwMIC_R = 0; + pDevice->bTxMICFail = FALSE; + } + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R); + + } + + s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, + pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); + + if (pDevice->bEnableHostWEP) { + pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; + pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; + } + + if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { + s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen)); + } + } + + pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); + pDevice->wSeqCounter++ ; + if (pDevice->wSeqCounter > 0x0fff) + pDevice->wSeqCounter = 0; + + + if (bIsPSPOLL) { + // The MAC will automatically replace the Duration-field of MAC header by Duration-field + // of FIFO control header. + // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is + // in the same place of other packet's Duration-field). + // And it will cause Cisco-AP to issue Disassociation-packet + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID); + ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID); + } else { + ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID); + } + } + + pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount)); + pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); + pTX_Buffer->byType = 0x00; + + pContext->pPacket = skb; + pContext->Type = CONTEXT_MGMT_PACKET; + pContext->uBufLen = (WORD)cbReqCount + 4; //USB header + + if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) { + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); + } + else { + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); + } + PIPEnsSendBulkOut(pDevice,pContext); + return ; + +} + + + + +//TYPE_AC0DMA data tx +/* + * Description: + * Tx packet via AC0DMA(DMA1) + * + * Parameters: + * In: + * pDevice - Pointer to the adapter + * skb - Pointer to tx skb packet + * Out: + * void + * + * Return Value: NULL + */ + + + +NTSTATUS +nsDMA_tx_packet( + IN PSDevice pDevice, + IN UINT uDMAIdx, + IN struct sk_buff *skb + ) +{ + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT BytesToWrite =0,uHeaderLen = 0; + UINT uNodeIndex = 0; + BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; + WORD wAID; + BYTE byPktType; + BOOL bNeedEncryption = FALSE; + PSKeyItem pTransmitKey = NULL; + SKeyItem STempKey; + UINT ii; + BOOL bTKIP_UseGTK = FALSE; + BOOL bNeedDeAuth = FALSE; + PBYTE pbyBSSID; + BOOL bNodeExist = FALSE; + PUSB_SEND_CONTEXT pContext; + BOOL fConvertedPacket; + PTX_BUFFER pTX_Buffer; + UINT status; + WORD wKeepRate = pDevice->wCurrentRate; + struct net_device_stats* pStats = &pDevice->stats; +//#ifdef WPA_SM_Transtatus + // extern SWPAResult wpa_Result; +//#endif + BOOL bTxeapol_key = FALSE; + + + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + + if (pDevice->uAssocCount == 0) { + dev_kfree_skb_irq(skb); + return 0; + } + + if (IS_MULTICAST_ADDRESS((PBYTE)(skb->data))) { + uNodeIndex = 0; + bNodeExist = TRUE; + if (pMgmt->sNodeDBTable[0].bPSEnable) { + + skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb); + pMgmt->sNodeDBTable[0].wEnQueueCnt++; + // set tx map + pMgmt->abyPSTxMap[0] |= byMask[0]; + return 0; + } + // muticast/broadcast data rate + + if (pDevice->byBBType != BB_TYPE_11A) + pDevice->wCurrentRate = RATE_2M; + else + pDevice->wCurrentRate = RATE_24M; + // long preamble type + pDevice->byPreambleType = PREAMBLE_SHORT; + + }else { + + if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(skb->data), &uNodeIndex)) { + + if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) { + + skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb); + + pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++; + // set tx map + wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID; + pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n", + (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); + + return 0; + } + // AP rate decided from node + pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; + // tx preamble decided from node + + if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { + pDevice->byPreambleType = pDevice->byShortPreamble; + + }else { + pDevice->byPreambleType = PREAMBLE_LONG; + } + bNodeExist = TRUE; + } + } + + if (bNodeExist == FALSE) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n"); + dev_kfree_skb_irq(skb); + return 0; + } + } + + pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + + if (pContext == NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n"); + dev_kfree_skb_irq(skb); + return STATUS_RESOURCES; + } + + memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), U_HEADER_LEN); + +//mike add:station mode check eapol-key challenge---> +{ + BYTE Protocol_Version; //802.1x Authentication + BYTE Packet_Type; //802.1x Authentication + BYTE Descriptor_type; + WORD Key_info; + + Protocol_Version = skb->data[U_HEADER_LEN]; + Packet_Type = skb->data[U_HEADER_LEN+1]; + Descriptor_type = skb->data[U_HEADER_LEN+1+1+2]; + Key_info = (skb->data[U_HEADER_LEN+1+1+2+1] << 8)|(skb->data[U_HEADER_LEN+1+1+2+2]); + if (pDevice->sTxEthHeader.wType == TYPE_PKT_802_1x) { + if(((Protocol_Version==1) ||(Protocol_Version==2)) && + (Packet_Type==3)) { //802.1x OR eapol-key challenge frame transfer + bTxeapol_key = TRUE; + if(!(Key_info & BIT3) && //WPA or RSN group-key challenge + (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key + if(Descriptor_type==254) { + pDevice->fWPA_Authened = TRUE; + PRINT_K("WPA "); + } + else { + pDevice->fWPA_Authened = TRUE; + PRINT_K("WPA2(re-keying) "); + } + PRINT_K("Authentication completed!!\n"); + } + else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairse-key challenge + (Key_info & BIT8) && (Key_info & BIT9)) { + pDevice->fWPA_Authened = TRUE; + PRINT_K("WPA2 Authentication completed!!\n"); + } + } + } +} +//mike add:station mode check eapol-key challenge<--- + + if (pDevice->bEncryptionEnable == TRUE) { + bNeedEncryption = TRUE; + // get Transmit key + do { + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && + (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { + pbyBSSID = pDevice->abyBSSID; + // get pairwise key + if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) { + // get group key + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) { + bTKIP_UseGTK = TRUE; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); + break; + } + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n"); + break; + } + }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { + + pbyBSSID = pDevice->sTxEthHeader.abyDstAddr; //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1 + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n"); + for (ii = 0; ii< 6; ii++) + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii)); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n"); + + // get pairwise key + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) + break; + } + // get group key + pbyBSSID = pDevice->abyBroadcastAddr; + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { + pTransmitKey = NULL; + if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); + } + else + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); + } else { + bTKIP_UseGTK = TRUE; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); + } + } while(FALSE); + } + + if (pDevice->bEnableHostWEP) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex); + if (pDevice->bEncryptionEnable == TRUE) { + pTransmitKey = &STempKey; + pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; + pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; + pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; + pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; + pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; + memcpy(pTransmitKey->abyKey, + &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], + pTransmitKey->uKeyLength + ); + } + } + + byPktType = (BYTE)pDevice->byPacketType; + + if (pDevice->bFixRate) { + if (pDevice->byBBType == BB_TYPE_11B) { + if (pDevice->uConnectionRate >= RATE_11M) { + pDevice->wCurrentRate = RATE_11M; + } else { + pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; + } + } else { + if ((pDevice->byBBType == BB_TYPE_11A) && + (pDevice->uConnectionRate <= RATE_6M)) { + pDevice->wCurrentRate = RATE_6M; + } else { + if (pDevice->uConnectionRate >= RATE_54M) + pDevice->wCurrentRate = RATE_54M; + else + pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; + } + } + } + else { + if (pDevice->eOPMode == OP_MODE_ADHOC) { + // Adhoc Tx rate decided from node DB + if (IS_MULTICAST_ADDRESS(&(pDevice->sTxEthHeader.abyDstAddr[0]))) { + // Multicast use highest data rate + pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; + // preamble type + pDevice->byPreambleType = pDevice->byShortPreamble; + } + else { + if(BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.abyDstAddr[0]), &uNodeIndex)) { + pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; + if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { + pDevice->byPreambleType = pDevice->byShortPreamble; + + } + else { + pDevice->byPreambleType = PREAMBLE_LONG; + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate); + } + else { + if (pDevice->byBBType != BB_TYPE_11A) + pDevice->wCurrentRate = RATE_2M; + else + pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s + // abyCurrExtSuppRates[] + pDevice->byPreambleType = PREAMBLE_SHORT; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n"); + } + } + } + if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) { + // Infra STA rate decided from AP Node, index = 0 + pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; + } + } + + if (pDevice->sTxEthHeader.wType == TYPE_PKT_802_1x) { + if (pDevice->byBBType != BB_TYPE_11A) { + pDevice->wCurrentRate = RATE_1M; + pDevice->byACKRate = RATE_1M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } else { + pDevice->wCurrentRate = RATE_6M; + pDevice->byACKRate = RATE_6M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } + } + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dma_tx: pDevice->wCurrentRate = %d \n", pDevice->wCurrentRate); + + if (wKeepRate != pDevice->wCurrentRate) { + bScheduleCommand((HANDLE)pDevice, WLAN_CMD_SETPOWER, NULL); + } + + if (pDevice->wCurrentRate <= RATE_11M) { + byPktType = PK_TYPE_11B; + } + + if (bNeedEncryption == TRUE) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType)); + if ((pDevice->sTxEthHeader.wType) == TYPE_PKT_802_1x) { + bNeedEncryption = FALSE; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType)); + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { + if (pTransmitKey == NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n"); + } + else { + if (bTKIP_UseGTK == TRUE) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n"); + } + else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex); + bNeedEncryption = TRUE; + } + } + } + + if (pDevice->byCntMeasure == 2) { + bNeedDeAuth = TRUE; + pDevice->s802_11Counter.TKIPCounterMeasuresInvoked++; + } + + if (pDevice->bEnableHostWEP) { + if ((uNodeIndex != 0) && + (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex); + bNeedEncryption = TRUE; + } + } + } + else { + +#if 0 + if((pDevice->fWPA_Authened == FALSE) && + ((pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)||(pMgmt->eAuthenMode = WMAC_AUTH_WPA2PSK))){ + dev_kfree_skb_irq(skb); + pStats->tx_dropped++; + return STATUS_FAILURE; + } + else if (pTransmitKey == NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n"); + dev_kfree_skb_irq(skb); + pStats->tx_dropped++; + return STATUS_FAILURE; + } +#else + if (pTransmitKey == NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n"); + dev_kfree_skb_irq(skb); + pStats->tx_dropped++; + return STATUS_FAILURE; + } +#endif + + } + } + + fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, + (PBYTE)(&pContext->Data[0]), bNeedEncryption, + skb->len, uDMAIdx, &pDevice->sTxEthHeader, + (PBYTE)skb->data, pTransmitKey, uNodeIndex, + pDevice->wCurrentRate, + &uHeaderLen, &BytesToWrite + ); + + if (fConvertedPacket == FALSE) { + pContext->bBoolInUse = FALSE; + dev_kfree_skb_irq(skb); + return STATUS_FAILURE; + } + + if ( pDevice->bEnablePSMode == TRUE ) { + if ( !pDevice->bPSModeTxBurst ) { + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_MAC_DISPOWERSAVING, NULL); + pDevice->bPSModeTxBurst = TRUE; + } + } + + pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); + pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); + pTX_Buffer->wTxByteCount = (WORD)BytesToWrite; + + pContext->pPacket = skb; + pContext->Type = CONTEXT_DATA_PACKET; + pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header + + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl); + + status = PIPEnsSendBulkOut(pDevice,pContext); + + if (bNeedDeAuth == TRUE) { + WORD wReason = WLAN_MGMT_REASON_MIC_FAILURE; + + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_DEAUTH, (PBYTE)&wReason); + } + + if(status!=STATUS_PENDING) { + pContext->bBoolInUse = FALSE; + dev_kfree_skb_irq(skb); + return STATUS_FAILURE; + } + else + return 0; + +} + + + +/* + * Description: + * Relay packet send (AC1DMA) from rx dpc. + * + * Parameters: + * In: + * pDevice - Pointer to the adapter + * pPacket - Pointer to rx packet + * cbPacketSize - rx ethernet frame size + * Out: + * TURE, FALSE + * + * Return Value: Return TRUE if packet is copy to dma1; otherwise FALSE + */ + + +BOOL +bRelayPacketSend ( + IN PSDevice pDevice, + IN PBYTE pbySkbData, + IN UINT uDataLen, + IN UINT uNodeIndex + ) +{ + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT BytesToWrite =0,uHeaderLen = 0; + BYTE byPktType = PK_TYPE_11B; + BOOL bNeedEncryption = FALSE; + SKeyItem STempKey; + PSKeyItem pTransmitKey = NULL; + PBYTE pbyBSSID; + PUSB_SEND_CONTEXT pContext; + BYTE byPktTyp; + BOOL fConvertedPacket; + PTX_BUFFER pTX_Buffer; + UINT status; + WORD wKeepRate = pDevice->wCurrentRate; + + + + pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + + if (NULL == pContext) { + return FALSE; + } + + memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)pbySkbData, U_HEADER_LEN); + + if (pDevice->bEncryptionEnable == TRUE) { + bNeedEncryption = TRUE; + // get group key + pbyBSSID = pDevice->abyBroadcastAddr; + if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { + pTransmitKey = NULL; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode); + } else { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); + } + } + + if (pDevice->bEnableHostWEP) { + if (uNodeIndex >= 0) { + pTransmitKey = &STempKey; + pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; + pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; + pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; + pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; + pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; + memcpy(pTransmitKey->abyKey, + &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], + pTransmitKey->uKeyLength + ); + } + } + + if ( bNeedEncryption && (pTransmitKey == NULL) ) { + pContext->bBoolInUse = FALSE; + return FALSE; + } + + byPktTyp = (BYTE)pDevice->byPacketType; + + if (pDevice->bFixRate) { + if (pDevice->byBBType == BB_TYPE_11B) { + if (pDevice->uConnectionRate >= RATE_11M) { + pDevice->wCurrentRate = RATE_11M; + } else { + pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; + } + } else { + if ((pDevice->byBBType == BB_TYPE_11A) && + (pDevice->uConnectionRate <= RATE_6M)) { + pDevice->wCurrentRate = RATE_6M; + } else { + if (pDevice->uConnectionRate >= RATE_54M) + pDevice->wCurrentRate = RATE_54M; + else + pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; + } + } + } + else { + pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; + } + + + if (wKeepRate != pDevice->wCurrentRate) { + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SETPOWER, NULL); + } + + if (pDevice->wCurrentRate <= RATE_11M) + byPktType = PK_TYPE_11B; + + BytesToWrite = uDataLen + U_CRC_LEN; + // Convert the packet to an usb frame and copy into our buffer + // and send the irp. + + fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, + (PBYTE)(&pContext->Data[0]), bNeedEncryption, + uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader, + pbySkbData, pTransmitKey, uNodeIndex, + pDevice->wCurrentRate, + &uHeaderLen, &BytesToWrite + ); + + if (fConvertedPacket == FALSE) { + pContext->bBoolInUse = FALSE; + return FALSE; + } + + pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); + pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); + pTX_Buffer->wTxByteCount = (WORD)BytesToWrite; + + pContext->pPacket = NULL; + pContext->Type = CONTEXT_DATA_PACKET; + pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header + + s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl); + + status = PIPEnsSendBulkOut(pDevice,pContext); + + return TRUE; +} + |