2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 * Purpose: handle WMAC/802.3/802.11 rx & tx functions
28 * s_vGenerateTxParameter - Generate tx dma required parameter.
29 * s_vGenerateMACHeader - Translate 802.3 to 802.11 header
30 * csBeacon_xmit - beacon tx function
31 * csMgmt_xmit - management tx function
32 * s_uGetDataDuration - get tx data required duration
33 * s_uFillDataHead- fulfill tx data duration header
34 * s_uGetRTSCTSDuration- get rtx/cts required duration
35 * s_uGetRTSCTSRsvTime- get rts/cts reserved time
36 * s_uGetTxRsvTime- get frame reserved time
37 * s_vFillCTSHead- fulfill CTS ctl header
38 * s_vFillFragParameter- Set fragment ctl parameter.
39 * s_vFillRTSHead- fulfill RTS ctl header
40 * s_vFillTxKey- fulfill tx encrypt key
41 * s_vSWencryption- Software encrypt header
42 * vDMA0_tx_80211- tx 802.11 frame via dma0
43 * vGenerateFIFOHeader- Generate tx FIFO ctl header
66 /*--------------------- Static Definitions -------------------------*/
68 /*--------------------- Static Classes ----------------------------*/
70 /*--------------------- Static Variables --------------------------*/
71 //static int msglevel =MSG_LEVEL_DEBUG;
72 static int msglevel =MSG_LEVEL_INFO;
74 /*--------------------- Static Functions --------------------------*/
76 /*--------------------- Static Definitions -------------------------*/
77 #define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send
78 // packet size >= 256 -> direct send
80 const WORD wTimeStampOff[2][MAX_RATE] = {
81 {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble
82 {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble
85 const WORD wFB_Opt0[2][5] = {
86 {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0
87 {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1
89 const WORD wFB_Opt1[2][5] = {
90 {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0
91 {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1
99 #define RTSDUR_BA_F0 4
100 #define RTSDUR_AA_F0 5
101 #define RTSDUR_BA_F1 6
102 #define RTSDUR_AA_F1 7
103 #define CTSDUR_BA_F0 8
104 #define CTSDUR_BA_F1 9
107 #define DATADUR_A_F0 12
108 #define DATADUR_A_F1 13
110 /*--------------------- Static Functions --------------------------*/
131 s_vGenerateTxParameter(
139 unsigned int cbFrameSize,
141 unsigned int uDMAIdx,
142 PSEthernetHeader psEthHeader
146 static unsigned int s_uFillDataHead(
151 unsigned int cbFrameLength,
152 unsigned int uDMAIdx,
154 unsigned int uFragIdx,
155 unsigned int cbLastFragmentSize,
156 unsigned int uMACfragNum,
165 s_vGenerateMACHeader (
169 PSEthernetHeader psEthHeader,
172 unsigned int uDMAIdx,
173 unsigned int uFragIdx
182 PSKeyItem pTransmitKey,
192 PSKeyItem pTransmitKey,
193 PBYTE pbyPayloadHead,
197 static unsigned int s_uGetTxRsvTime(
200 unsigned int cbFrameLength,
206 static unsigned int s_uGetRTSCTSRsvTime(
210 unsigned int cbFrameLength,
218 unsigned int uDMAIdx,
221 unsigned int cbFrameLength,
234 unsigned int cbFrameLength,
237 PSEthernetHeader psEthHeader,
242 static unsigned int s_uGetDataDuration(
245 unsigned int cbFrameLength,
249 unsigned int uFragIdx,
250 unsigned int cbLastFragmentSize,
251 unsigned int uMACfragNum,
258 s_uGetRTSCTSDuration (
261 unsigned int cbFrameLength,
269 /*--------------------- Export Variables --------------------------*/
277 PUSB_SEND_CONTEXT pContext = NULL;
278 PUSB_SEND_CONTEXT pReturnContext = NULL;
281 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n");
283 for (ii = 0; ii < pDevice->cbTD; ii++) {
284 pContext = pDevice->apTD[ii];
285 if (pContext->bBoolInUse == FALSE) {
286 pContext->bBoolInUse = TRUE;
287 pReturnContext = pContext;
291 if ( ii == pDevice->cbTD ) {
292 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n");
294 return (void *) pReturnContext;
300 s_vSaveTxPktInfo(PSDevice pDevice, BYTE byPktNum, PBYTE pbyDestAddr, WORD wPktLength, WORD wFIFOCtl)
302 PSStatCounter pStatistic=&(pDevice->scStatistic);
304 if (is_broadcast_ether_addr(pbyDestAddr))
305 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD;
306 else if (is_multicast_ether_addr(pbyDestAddr))
307 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI;
309 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI;
311 pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength;
312 pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl;
313 memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr,
324 PSKeyItem pTransmitKey,
330 PDWORD pdwIV = (PDWORD) pbyIVHead;
331 PDWORD pdwExtIV = (PDWORD) ((PBYTE)pbyIVHead+4);
333 PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
334 DWORD dwRevIVCounter;
339 if (pTransmitKey == NULL)
342 dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter);
343 *pdwIV = pDevice->dwIVCounter;
344 pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf;
346 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
347 if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){
348 memcpy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3);
349 memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
351 memcpy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3);
352 memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
353 if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
354 memcpy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3);
355 memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
357 memcpy(pDevice->abyPRNG, pbyBuf, 16);
359 // Append IV after Mac Header
360 *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
361 *pdwIV |= (pDevice->byKeyIndex << 30);
362 *pdwIV = cpu_to_le32(*pdwIV);
363 pDevice->dwIVCounter++;
364 if (pDevice->dwIVCounter > WEP_IV_MASK) {
365 pDevice->dwIVCounter = 0;
367 } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
368 pTransmitKey->wTSC15_0++;
369 if (pTransmitKey->wTSC15_0 == 0) {
370 pTransmitKey->dwTSC47_16++;
372 TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
373 pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
374 memcpy(pbyBuf, pDevice->abyPRNG, 16);
376 memcpy(pdwIV, pDevice->abyPRNG, 3);
378 *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
379 // Append IV&ExtIV after Mac Header
380 *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
381 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV);
383 } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
384 pTransmitKey->wTSC15_0++;
385 if (pTransmitKey->wTSC15_0 == 0) {
386 pTransmitKey->dwTSC47_16++;
388 memcpy(pbyBuf, pTransmitKey->abyKey, 16);
392 *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
393 *pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0));
394 //Append IV&ExtIV after Mac Header
395 *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
399 *((PBYTE)(pMICHDR+1)) = 0; // TxPriority
400 memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
401 *((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
402 *((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
403 *((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
404 *((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
405 *((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
406 *((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
407 *((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen);
408 *((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen);
411 *((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8]
412 if (pDevice->bLongHeader) {
413 *((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0]
415 *((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0]
417 wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
418 memcpy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL
419 memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
420 memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
423 memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
424 wValue = pMACHeader->wSeqCtl;
426 wValue = cpu_to_le16(wValue);
427 memcpy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL
428 if (pDevice->bLongHeader) {
429 memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
439 PSKeyItem pTransmitKey,
440 PBYTE pbyPayloadHead,
444 unsigned int cbICVlen = 4;
445 DWORD dwICV = 0xFFFFFFFFL;
448 if (pTransmitKey == NULL)
451 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
452 //=======================================================================
453 // Append ICV after payload
454 dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
455 pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
456 // finally, we must invert dwCRC to get the correct answer
457 *pdwICV = cpu_to_le32(~dwICV);
459 rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3);
460 rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
461 //=======================================================================
462 } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
463 //=======================================================================
464 //Append ICV after payload
465 dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
466 pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
467 // finally, we must invert dwCRC to get the correct answer
468 *pdwICV = cpu_to_le32(~dwICV);
470 rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
471 rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
472 //=======================================================================
479 /*byPktType : PK_TYPE_11A 0
489 unsigned int cbFrameLength,
494 unsigned int uDataTime, uAckTime;
496 uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
497 if (byPktType == PK_TYPE_11B) {//llb,CCK mode
498 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopCCKBasicRate);
499 } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
500 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopOFDMBasicRate);
504 return (uDataTime + pDevice->uSIFS + uAckTime);
511 //byFreqType: 0=>5GHZ 1=>2.4GHZ
514 s_uGetRTSCTSRsvTime (
518 unsigned int cbFrameLength,
522 unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
524 uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
527 uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
528 if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
529 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
530 uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
532 else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ
533 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
534 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
535 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
537 else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
538 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
539 uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
541 else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
542 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
543 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
544 uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS;
549 uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS;
553 //byFreqType 0: 5GHz, 1:2.4Ghz
559 unsigned int cbFrameLength,
563 unsigned int uFragIdx,
564 unsigned int cbLastFragmentSize,
565 unsigned int uMACfragNum,
570 unsigned int uAckTime = 0, uNextPktTime = 0;
572 if (uFragIdx == (uMACfragNum-1)) {
578 case DATADUR_B: //DATADUR_B
579 if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag
581 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
582 return (pDevice->uSIFS + uAckTime);
587 else {//First Frag or Mid Frag
588 if (uFragIdx == (uMACfragNum-2)) {
589 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
591 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
594 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
595 return (pDevice->uSIFS + uAckTime + uNextPktTime);
597 return (pDevice->uSIFS + uNextPktTime);
603 case DATADUR_A: //DATADUR_A
604 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
606 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
607 return (pDevice->uSIFS + uAckTime);
612 else {//First Frag or Mid Frag
613 if(uFragIdx == (uMACfragNum-2)){
614 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
616 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
619 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
620 return (pDevice->uSIFS + uAckTime + uNextPktTime);
622 return (pDevice->uSIFS + uNextPktTime);
627 case DATADUR_A_F0: //DATADUR_A_F0
628 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
630 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
631 return (pDevice->uSIFS + uAckTime);
636 else { //First Frag or Mid Frag
637 if (byFBOption == AUTO_FB_0) {
638 if (wRate < RATE_18M)
640 else if (wRate > RATE_54M)
643 if(uFragIdx == (uMACfragNum-2)){
644 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
646 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
648 } else { // (byFBOption == AUTO_FB_1)
649 if (wRate < RATE_18M)
651 else if (wRate > RATE_54M)
654 if(uFragIdx == (uMACfragNum-2)){
655 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
657 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
662 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
663 return (pDevice->uSIFS + uAckTime + uNextPktTime);
665 return (pDevice->uSIFS + uNextPktTime);
670 case DATADUR_A_F1: //DATADUR_A_F1
671 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
673 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
674 return (pDevice->uSIFS + uAckTime);
679 else { //First Frag or Mid Frag
680 if (byFBOption == AUTO_FB_0) {
681 if (wRate < RATE_18M)
683 else if (wRate > RATE_54M)
686 if(uFragIdx == (uMACfragNum-2)){
687 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
689 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
692 } else { // (byFBOption == AUTO_FB_1)
693 if (wRate < RATE_18M)
695 else if (wRate > RATE_54M)
698 if(uFragIdx == (uMACfragNum-2)){
699 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
701 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
705 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
706 return (pDevice->uSIFS + uAckTime + uNextPktTime);
708 return (pDevice->uSIFS + uNextPktTime);
722 //byFreqType: 0=>5GHZ 1=>2.4GHZ
725 s_uGetRTSCTSDuration (
728 unsigned int cbFrameLength,
735 unsigned int uCTSTime = 0, uDurTime = 0;
740 case RTSDUR_BB: //RTSDuration_bb
741 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
742 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
745 case RTSDUR_BA: //RTSDuration_ba
746 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
747 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
750 case RTSDUR_AA: //RTSDuration_aa
751 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
752 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
755 case CTSDUR_BA: //CTSDuration_ba
756 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
759 case RTSDUR_BA_F0: //RTSDuration_ba_f0
760 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
761 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
762 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
763 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
764 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
768 case RTSDUR_AA_F0: //RTSDuration_aa_f0
769 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
770 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
771 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
772 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
773 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
777 case RTSDUR_BA_F1: //RTSDuration_ba_f1
778 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
779 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
780 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
781 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
782 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
786 case RTSDUR_AA_F1: //RTSDuration_aa_f1
787 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
788 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
789 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
790 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
791 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
795 case CTSDUR_BA_F0: //CTSDuration_ba_f0
796 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
797 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
798 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
799 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
803 case CTSDUR_BA_F1: //CTSDuration_ba_f1
804 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
805 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
806 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
807 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
829 unsigned int cbFrameLength,
830 unsigned int uDMAIdx,
832 unsigned int uFragIdx,
833 unsigned int cbLastFragmentSize,
834 unsigned int uMACfragNum,
839 if (pTxDataHead == NULL) {
843 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
844 if ((uDMAIdx == TYPE_ATIMDMA) || (uDMAIdx == TYPE_BEACONDMA)) {
845 PSTxDataHead_ab pBuf = (PSTxDataHead_ab) pTxDataHead;
846 //Get SignalField,ServiceField,Length
847 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
848 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
850 //Get Duration and TimeStampOff
851 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
852 wCurrentRate, bNeedAck, uFragIdx,
853 cbLastFragmentSize, uMACfragNum,
854 byFBOption); //1: 2.4GHz
855 if(uDMAIdx!=TYPE_ATIMDMA) {
856 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
858 return (pBuf->wDuration);
860 else { // DATA & MANAGE Frame
861 if (byFBOption == AUTO_FB_NONE) {
862 PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead;
863 //Get SignalField,ServiceField,Length
864 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
865 (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
867 BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
868 (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
870 //Get Duration and TimeStamp
871 pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength,
872 byPktType, wCurrentRate, bNeedAck, uFragIdx,
873 cbLastFragmentSize, uMACfragNum,
874 byFBOption); //1: 2.4GHz
875 pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength,
876 PK_TYPE_11B, pDevice->byTopCCKBasicRate,
877 bNeedAck, uFragIdx, cbLastFragmentSize,
878 uMACfragNum, byFBOption); //1: 2.4GHz
880 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
881 pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
882 return (pBuf->wDuration_a);
885 PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead;
886 //Get SignalField,ServiceField,Length
887 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
888 (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
890 BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
891 (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
893 //Get Duration and TimeStamp
894 pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
895 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
896 pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B,
897 pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
898 pBuf->wDuration_a_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
899 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
900 pBuf->wDuration_a_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
901 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
902 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
903 pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
904 return (pBuf->wDuration_a);
905 } //if (byFBOption == AUTO_FB_NONE)
908 else if (byPktType == PK_TYPE_11A) {
909 if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) {
911 PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead;
912 //Get SignalField,ServiceField,Length
913 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
914 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
916 //Get Duration and TimeStampOff
917 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
918 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
919 pBuf->wDuration_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
920 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
921 pBuf->wDuration_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
922 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
923 if(uDMAIdx!=TYPE_ATIMDMA) {
924 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
926 return (pBuf->wDuration);
928 PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
929 //Get SignalField,ServiceField,Length
930 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
931 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
933 //Get Duration and TimeStampOff
934 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
935 wCurrentRate, bNeedAck, uFragIdx,
936 cbLastFragmentSize, uMACfragNum,
939 if(uDMAIdx!=TYPE_ATIMDMA) {
940 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
942 return (pBuf->wDuration);
945 else if (byPktType == PK_TYPE_11B) {
946 PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
947 //Get SignalField,ServiceField,Length
948 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
949 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
951 //Get Duration and TimeStampOff
952 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType,
953 wCurrentRate, bNeedAck, uFragIdx,
954 cbLastFragmentSize, uMACfragNum,
956 if (uDMAIdx != TYPE_ATIMDMA) {
957 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
959 return (pBuf->wDuration);
973 unsigned int cbFrameLength,
976 PSEthernetHeader psEthHeader,
981 unsigned int uRTSFrameLen = 20;
988 // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame,
989 // in this case we need to decrease its length by 4.
993 // Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account.
994 // Otherwise, we need to modified codes for them.
995 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
996 if (byFBOption == AUTO_FB_NONE) {
997 PSRTS_g pBuf = (PSRTS_g)pvRTS;
998 //Get SignalField,ServiceField,Length
999 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1000 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1002 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1003 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1004 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
1006 pBuf->wTransmitLength_a = cpu_to_le16(wLen);
1008 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
1009 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
1010 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
1012 pBuf->Data.wDurationID = pBuf->wDuration_aa;
1013 //Get RTS Frame body
1014 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1016 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1017 (pDevice->eOPMode == OP_MODE_AP)) {
1018 memcpy(&(pBuf->Data.abyRA[0]),
1019 &(psEthHeader->abyDstAddr[0]),
1023 memcpy(&(pBuf->Data.abyRA[0]),
1024 &(pDevice->abyBSSID[0]),
1027 if (pDevice->eOPMode == OP_MODE_AP) {
1028 memcpy(&(pBuf->Data.abyTA[0]),
1029 &(pDevice->abyBSSID[0]),
1033 memcpy(&(pBuf->Data.abyTA[0]),
1034 &(psEthHeader->abySrcAddr[0]),
1039 PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS;
1040 //Get SignalField,ServiceField,Length
1041 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1042 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1044 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1045 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1046 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
1048 pBuf->wTransmitLength_a = cpu_to_le16(wLen);
1050 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
1051 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
1052 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
1053 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
1054 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
1055 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
1056 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
1057 pBuf->Data.wDurationID = pBuf->wDuration_aa;
1058 //Get RTS Frame body
1059 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1061 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1062 (pDevice->eOPMode == OP_MODE_AP)) {
1063 memcpy(&(pBuf->Data.abyRA[0]),
1064 &(psEthHeader->abyDstAddr[0]),
1068 memcpy(&(pBuf->Data.abyRA[0]),
1069 &(pDevice->abyBSSID[0]),
1073 if (pDevice->eOPMode == OP_MODE_AP) {
1074 memcpy(&(pBuf->Data.abyTA[0]),
1075 &(pDevice->abyBSSID[0]),
1079 memcpy(&(pBuf->Data.abyTA[0]),
1080 &(psEthHeader->abySrcAddr[0]),
1084 } // if (byFBOption == AUTO_FB_NONE)
1086 else if (byPktType == PK_TYPE_11A) {
1087 if (byFBOption == AUTO_FB_NONE) {
1088 PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
1089 //Get SignalField,ServiceField,Length
1090 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1091 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1093 pBuf->wTransmitLength = cpu_to_le16(wLen);
1095 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
1096 pBuf->Data.wDurationID = pBuf->wDuration;
1097 //Get RTS Frame body
1098 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1100 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1101 (pDevice->eOPMode == OP_MODE_AP)) {
1102 memcpy(&(pBuf->Data.abyRA[0]),
1103 &(psEthHeader->abyDstAddr[0]),
1106 memcpy(&(pBuf->Data.abyRA[0]),
1107 &(pDevice->abyBSSID[0]),
1111 if (pDevice->eOPMode == OP_MODE_AP) {
1112 memcpy(&(pBuf->Data.abyTA[0]),
1113 &(pDevice->abyBSSID[0]),
1116 memcpy(&(pBuf->Data.abyTA[0]),
1117 &(psEthHeader->abySrcAddr[0]),
1123 PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS;
1124 //Get SignalField,ServiceField,Length
1125 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1126 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1128 pBuf->wTransmitLength = cpu_to_le16(wLen);
1130 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
1131 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
1132 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:
1133 pBuf->Data.wDurationID = pBuf->wDuration;
1134 //Get RTS Frame body
1135 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1137 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1138 (pDevice->eOPMode == OP_MODE_AP)) {
1139 memcpy(&(pBuf->Data.abyRA[0]),
1140 &(psEthHeader->abyDstAddr[0]),
1143 memcpy(&(pBuf->Data.abyRA[0]),
1144 &(pDevice->abyBSSID[0]),
1147 if (pDevice->eOPMode == OP_MODE_AP) {
1148 memcpy(&(pBuf->Data.abyTA[0]),
1149 &(pDevice->abyBSSID[0]),
1152 memcpy(&(pBuf->Data.abyTA[0]),
1153 &(psEthHeader->abySrcAddr[0]),
1158 else if (byPktType == PK_TYPE_11B) {
1159 PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
1160 //Get SignalField,ServiceField,Length
1161 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1162 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1164 pBuf->wTransmitLength = cpu_to_le16(wLen);
1166 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData
1167 pBuf->Data.wDurationID = pBuf->wDuration;
1168 //Get RTS Frame body
1169 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1171 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1172 (pDevice->eOPMode == OP_MODE_AP)) {
1173 memcpy(&(pBuf->Data.abyRA[0]),
1174 &(psEthHeader->abyDstAddr[0]),
1178 memcpy(&(pBuf->Data.abyRA[0]),
1179 &(pDevice->abyBSSID[0]),
1183 if (pDevice->eOPMode == OP_MODE_AP) {
1184 memcpy(&(pBuf->Data.abyTA[0]),
1185 &(pDevice->abyBSSID[0]),
1188 memcpy(&(pBuf->Data.abyTA[0]),
1189 &(psEthHeader->abySrcAddr[0]),
1199 unsigned int uDMAIdx,
1202 unsigned int cbFrameLength,
1209 unsigned int uCTSFrameLen = 14;
1212 if (pvCTS == NULL) {
1217 // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame,
1218 // in this case we need to decrease its length by 4.
1222 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
1223 if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) {
1225 PSCTS_FB pBuf = (PSCTS_FB)pvCTS;
1226 //Get SignalField,ServiceField,Length
1227 BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1228 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1230 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1231 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
1232 pBuf->wDuration_ba += pDevice->wCTSDuration;
1233 pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
1234 //Get CTSDuration_ba_f0
1235 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
1236 pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration;
1237 pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0);
1238 //Get CTSDuration_ba_f1
1239 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
1240 pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration;
1241 pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1);
1242 //Get CTS Frame body
1243 pBuf->Data.wDurationID = pBuf->wDuration_ba;
1244 pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
1245 pBuf->Data.wReserved = 0x0000;
1246 memcpy(&(pBuf->Data.abyRA[0]),
1247 &(pDevice->abyCurrentNetAddr[0]),
1249 } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA)
1250 PSCTS pBuf = (PSCTS)pvCTS;
1251 //Get SignalField,ServiceField,Length
1252 BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1253 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1255 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1256 //Get CTSDuration_ba
1257 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
1258 pBuf->wDuration_ba += pDevice->wCTSDuration;
1259 pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
1261 //Get CTS Frame body
1262 pBuf->Data.wDurationID = pBuf->wDuration_ba;
1263 pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
1264 pBuf->Data.wReserved = 0x0000;
1265 memcpy(&(pBuf->Data.abyRA[0]),
1266 &(pDevice->abyCurrentNetAddr[0]),
1275 * Generate FIFO control for MAC & Baseband controller
1279 * pDevice - Pointer to adpater
1280 * pTxDataHead - Transmit Data Buffer
1281 * pTxBufHead - pTxBufHead
1282 * pvRrvTime - pvRrvTime
1283 * pvRTS - RTS Buffer
1285 * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS)
1286 * bNeedACK - If need ACK
1287 * uDMAIdx - DMA Index
1291 * Return Value: none
1297 s_vGenerateTxParameter (
1305 unsigned int cbFrameSize,
1307 unsigned int uDMAIdx,
1308 PSEthernetHeader psEthHeader
1311 unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */
1313 BOOL bDisCRC = FALSE;
1314 BYTE byFBOption = AUTO_FB_NONE;
1315 // WORD wCurrentRate = pDevice->wCurrentRate;
1317 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n");
1318 PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead;
1319 pFifoHead->wReserved = wCurrentRate;
1320 wFifoCtl = pFifoHead->wFIFOCtl;
1322 if (wFifoCtl & FIFOCTL_CRCDIS) {
1326 if (wFifoCtl & FIFOCTL_AUTO_FB_0) {
1327 byFBOption = AUTO_FB_0;
1329 else if (wFifoCtl & FIFOCTL_AUTO_FB_1) {
1330 byFBOption = AUTO_FB_1;
1333 if (pDevice->bLongHeader)
1334 cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
1336 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
1338 if (pvRTS != NULL) { //RTS_need
1341 PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime;
1342 pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz
1343 pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz
1344 pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
1345 pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
1346 pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
1349 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1351 else {//RTS_needless, PCF mode
1355 PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime;
1356 pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
1357 pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
1358 pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz
1361 s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
1364 else if (byPktType == PK_TYPE_11A) {
1366 if (pvRTS != NULL) {//RTS_need, non PCF mode
1369 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1370 pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz
1371 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM
1374 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1376 else if (pvRTS == NULL) {//RTS_needless, non PCF mode
1379 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1380 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM
1384 else if (byPktType == PK_TYPE_11B) {
1386 if ((pvRTS != NULL)) {//RTS_need, non PCF mode
1389 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1390 pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
1391 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK
1394 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1396 else { //RTS_needless, non PCF mode
1399 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1400 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK
1404 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n");
1407 PBYTE pbyBuffer,//point to pTxBufHead
1408 WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last
1409 unsigned int cbFragmentSize,//Hdr+payoad+FCS
1414 s_bPacketToWirelessUsb(
1418 BOOL bNeedEncryption,
1419 unsigned int uSkbPacketLen,
1420 unsigned int uDMAIdx,
1421 PSEthernetHeader psEthHeader,
1423 PSKeyItem pTransmitKey,
1424 unsigned int uNodeIndex,
1426 unsigned int *pcbHeaderLen,
1427 unsigned int *pcbTotalLen
1430 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1431 unsigned int cbFrameSize, cbFrameBodySize;
1432 PTX_BUFFER pTxBufHead;
1433 unsigned int cb802_1_H_len;
1434 unsigned int cbIVlen = 0, cbICVlen = 0, cbMIClen = 0,
1435 cbMACHdLen = 0, cbFCSlen = 4;
1436 unsigned int cbMICHDR = 0;
1438 PBYTE pbyType,pbyMacHdr,pbyIVHead,pbyPayloadHead,pbyTxBufferAddr;
1439 BYTE abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00};
1440 BYTE abySNAP_Bridgetunnel[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8};
1441 unsigned int uDuration;
1442 unsigned int cbHeaderLength = 0, uPadding = 0;
1444 PSMICHDRHead pMICHDR;
1448 BYTE byFBOption = AUTO_FB_NONE,byFragType;
1450 DWORD dwMICKey0,dwMICKey1,dwMIC_Priority,dwCRC;
1451 PDWORD pdwMIC_L,pdwMIC_R;
1452 BOOL bSoftWEP = FALSE;
1457 pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
1458 if ((bNeedEncryption) && (pTransmitKey != NULL)) {
1459 if (((PSKeyTable) (pTransmitKey->pvKeyTable))->bSoftWEP == TRUE) {
1465 pTxBufHead = (PTX_BUFFER) usbPacketBuf;
1466 memset(pTxBufHead, 0, sizeof(TX_BUFFER));
1469 if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
1470 if (pDevice->dwDiagRefCount == 0) {
1479 cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len;
1482 pTxBufHead->wFIFOCtl |= (WORD)(byPktType<<8);
1484 if (pDevice->dwDiagRefCount != 0) {
1486 pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
1487 } else { //if (pDevice->dwDiagRefCount != 0) {
1488 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1489 (pDevice->eOPMode == OP_MODE_AP)) {
1490 if (is_multicast_ether_addr(psEthHeader->abyDstAddr)) {
1492 pTxBufHead->wFIFOCtl =
1493 pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
1496 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
1500 // MSDUs in Infra mode always need ACK
1502 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
1504 } //if (pDevice->dwDiagRefCount != 0) {
1506 pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us;
1509 if (pDevice->bLongHeader)
1510 pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD;
1512 if (pDevice->bSoftwareGenCrcErr) {
1513 pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC
1516 //Set FRAGCTL_MACHDCNT
1517 if (pDevice->bLongHeader) {
1518 cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
1520 cbMACHdLen = WLAN_HDR_ADDR3_LEN;
1522 pTxBufHead->wFragCtl |= (WORD)(cbMACHdLen << 10);
1524 //Set FIFOCTL_GrpAckPolicy
1525 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
1526 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
1529 //Set Auto Fallback Ctl
1530 if (wCurrentRate >= RATE_18M) {
1531 if (pDevice->byAutoFBCtrl == AUTO_FB_0) {
1532 pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0;
1533 byFBOption = AUTO_FB_0;
1534 } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) {
1535 pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1;
1536 byFBOption = AUTO_FB_1;
1540 if (bSoftWEP != TRUE) {
1541 if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled
1542 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104
1543 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
1545 if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
1546 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n");
1547 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
1549 else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP
1550 pTxBufHead->wFragCtl |= FRAGCTL_AES;
1556 if ((bNeedEncryption) && (pTransmitKey != NULL)) {
1557 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
1561 else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
1562 cbIVlen = 8;//IV+ExtIV
1566 if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
1567 cbIVlen = 8;//RSN Header
1569 cbMICHDR = sizeof(SMICHDRHead);
1571 if (bSoftWEP == FALSE) {
1572 //MAC Header should be padding 0 to DW alignment.
1573 uPadding = 4 - (cbMACHdLen%4);
1578 cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen;
1580 if ( (bNeedACK == FALSE) ||(cbFrameSize < pDevice->wRTSThreshold) ) {
1584 pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY);
1587 pbyTxBufferAddr = (PBYTE) &(pTxBufHead->adwTxKey[0]);
1588 wTxBufSize = sizeof(STxBufHead);
1589 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
1590 if (byFBOption == AUTO_FB_NONE) {
1591 if (bRTS == TRUE) {//RTS_need
1592 pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
1593 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
1594 pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
1596 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g));
1597 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g);
1599 else { //RTS_needless
1600 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
1601 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
1603 pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
1604 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
1605 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
1609 if (bRTS == TRUE) {//RTS_need
1610 pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
1611 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
1612 pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
1614 pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB));
1615 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB);
1617 else if (bRTS == FALSE) { //RTS_needless
1618 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
1619 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
1621 pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
1622 pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB));
1623 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB);
1627 else {//802.11a/b packet
1628 if (byFBOption == AUTO_FB_NONE) {
1629 if (bRTS == TRUE) {//RTS_need
1630 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1631 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1632 pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1634 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab));
1635 cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab);
1637 else if (bRTS == FALSE) { //RTS_needless, no MICHDR
1638 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1639 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1642 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1643 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
1647 if (bRTS == TRUE) {//RTS_need
1648 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1649 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1650 pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1652 pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB));
1653 cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB);
1655 else if (bRTS == FALSE) { //RTS_needless
1656 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1657 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1660 pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1661 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB);
1666 pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength);
1667 pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding);
1668 pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen);
1671 //=========================
1673 //=========================
1674 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n");
1675 byFragType = FRAGCTL_NONFRAG;
1676 //uDMAIdx = TYPE_AC0DMA;
1677 //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]);
1680 //Fill FIFO,RrvTime,RTS,and CTS
1681 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate,
1682 (void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
1683 cbFrameSize, bNeedACK, uDMAIdx, psEthHeader);
1685 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK,
1686 0, 0, 1/*uMACfragNum*/, byFBOption);
1687 // Generate TX MAC Header
1688 s_vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncryption,
1689 byFragType, uDMAIdx, 0);
1691 if (bNeedEncryption == TRUE) {
1693 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
1694 pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
1696 if (pDevice->bEnableHostWEP) {
1697 pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
1698 pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
1703 if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
1704 if (pDevice->dwDiagRefCount == 0) {
1705 if ((psEthHeader->wType == cpu_to_le16(ETH_P_IPX)) ||
1706 (psEthHeader->wType == cpu_to_le16(0xF380))) {
1707 memcpy((PBYTE) (pbyPayloadHead),
1708 abySNAP_Bridgetunnel, 6);
1710 memcpy((PBYTE) (pbyPayloadHead), &abySNAP_RFC1042[0], 6);
1712 pbyType = (PBYTE) (pbyPayloadHead + 6);
1713 memcpy(pbyType, &(psEthHeader->wType), sizeof(WORD));
1715 memcpy((PBYTE) (pbyPayloadHead), &(psEthHeader->wType), sizeof(WORD));
1722 if (pPacket != NULL) {
1723 // Copy the Packet into a tx Buffer
1724 memcpy((pbyPayloadHead + cb802_1_H_len),
1725 (pPacket + ETH_HLEN),
1726 uSkbPacketLen - ETH_HLEN
1730 // while bRelayPacketSend psEthHeader is point to header+payload
1731 memcpy((pbyPayloadHead + cb802_1_H_len), ((PBYTE)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN);
1734 ASSERT(uLength == cbNdisBodySize);
1736 if ((bNeedEncryption == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
1738 ///////////////////////////////////////////////////////////////////
1740 if (pDevice->sMgmtObj.eAuthenMode == WMAC_AUTH_WPANONE) {
1741 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
1742 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
1744 else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) {
1745 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
1746 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
1749 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]);
1750 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]);
1752 // DO Software Michael
1753 MIC_vInit(dwMICKey0, dwMICKey1);
1754 MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12);
1756 MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
1757 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
1759 ///////////////////////////////////////////////////////////////////
1761 //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength));
1762 //for (ii = 0; ii < cbFrameBodySize; ii++) {
1763 // DBG_PRN_GRP12(("%02x ", *((PBYTE)((pbyPayloadHead + cb802_1_H_len) + ii))));
1765 //DBG_PRN_GRP12(("\n\n\n"));
1767 MIC_vAppend(pbyPayloadHead, cbFrameBodySize);
1769 pdwMIC_L = (PDWORD)(pbyPayloadHead + cbFrameBodySize);
1770 pdwMIC_R = (PDWORD)(pbyPayloadHead + cbFrameBodySize + 4);
1772 MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
1775 if (pDevice->bTxMICFail == TRUE) {
1778 pDevice->bTxMICFail = FALSE;
1780 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
1781 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen);
1782 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
1786 if (bSoftWEP == TRUE) {
1788 s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (WORD)(cbFrameBodySize + cbMIClen));
1790 } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == TRUE)) ||
1791 ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == TRUE)) ||
1792 ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == TRUE)) ) {
1793 cbFrameSize -= cbICVlen;
1796 if (pDevice->bSoftwareGenCrcErr == TRUE) {
1800 dwCRC = 0xFFFFFFFFL;
1801 cbLen = cbFrameSize - cbFCSlen;
1802 // calculate CRC, and wrtie CRC value to end of TD
1803 dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC);
1804 pdwCRC = (PDWORD)(pbyMacHdr + cbLen);
1805 // finally, we must invert dwCRC to get the correct answer
1810 cbFrameSize -= cbFCSlen;
1813 *pcbHeaderLen = cbHeaderLength;
1814 *pcbTotalLen = cbHeaderLength + cbFrameSize ;
1817 //Set FragCtl in TxBufferHead
1818 pTxBufHead->wFragCtl |= (WORD)byFragType;
1829 * Translate 802.3 to 802.11 header
1833 * pDevice - Pointer to adpater
1834 * dwTxBufferAddr - Transmit Buffer
1835 * pPacket - Packet from upper layer
1836 * cbPacketSize - Transmit Data Length
1838 * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header
1839 * pcbAppendPayload - size of append payload for 802.1H translation
1841 * Return Value: none
1846 s_vGenerateMACHeader (
1848 PBYTE pbyBufferAddr,
1850 PSEthernetHeader psEthHeader,
1853 unsigned int uDMAIdx,
1854 unsigned int uFragIdx
1857 PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr;
1859 memset(pMACHeader, 0, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV)));
1861 if (uDMAIdx == TYPE_ATIMDMA) {
1862 pMACHeader->wFrameCtl = TYPE_802_11_ATIM;
1864 pMACHeader->wFrameCtl = TYPE_802_11_DATA;
1867 if (pDevice->eOPMode == OP_MODE_AP) {
1868 memcpy(&(pMACHeader->abyAddr1[0]),
1869 &(psEthHeader->abyDstAddr[0]),
1871 memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
1872 memcpy(&(pMACHeader->abyAddr3[0]),
1873 &(psEthHeader->abySrcAddr[0]),
1875 pMACHeader->wFrameCtl |= FC_FROMDS;
1877 if (pDevice->eOPMode == OP_MODE_ADHOC) {
1878 memcpy(&(pMACHeader->abyAddr1[0]),
1879 &(psEthHeader->abyDstAddr[0]),
1881 memcpy(&(pMACHeader->abyAddr2[0]),
1882 &(psEthHeader->abySrcAddr[0]),
1884 memcpy(&(pMACHeader->abyAddr3[0]),
1885 &(pDevice->abyBSSID[0]),
1888 memcpy(&(pMACHeader->abyAddr3[0]),
1889 &(psEthHeader->abyDstAddr[0]),
1891 memcpy(&(pMACHeader->abyAddr2[0]),
1892 &(psEthHeader->abySrcAddr[0]),
1894 memcpy(&(pMACHeader->abyAddr1[0]),
1895 &(pDevice->abyBSSID[0]),
1897 pMACHeader->wFrameCtl |= FC_TODS;
1902 pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1));
1904 pMACHeader->wDurationID = cpu_to_le16(wDuration);
1906 if (pDevice->bLongHeader) {
1907 PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr;
1908 pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS);
1909 memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN);
1911 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
1913 //Set FragNumber in Sequence Control
1914 pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx);
1916 if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) {
1917 pDevice->wSeqCounter++;
1918 if (pDevice->wSeqCounter > 0x0fff)
1919 pDevice->wSeqCounter = 0;
1922 if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag
1923 pMACHeader->wFrameCtl |= FC_MOREFRAG;
1932 * Request instructs a MAC to transmit a 802.11 management packet through
1933 * the adapter onto the medium.
1937 * hDeviceContext - Pointer to the adapter
1938 * pPacket - A pointer to a descriptor for the packet to transmit
1942 * Return Value: CMD_STATUS_PENDING if MAC Tx resource avaliable; otherwise FALSE
1946 CMD_STATUS csMgmt_xmit(
1948 PSTxMgmtPacket pPacket
1952 PBYTE pbyTxBufferAddr;
1956 unsigned int uDuration;
1957 unsigned int cbReqCount;
1958 PS802_11Header pMACHeader;
1959 unsigned int cbHeaderSize;
1960 unsigned int cbFrameBodySize;
1962 BOOL bIsPSPOLL = FALSE;
1963 PSTxBufHead pTxBufHead;
1964 unsigned int cbFrameSize;
1965 unsigned int cbIVlen = 0;
1966 unsigned int cbICVlen = 0;
1967 unsigned int cbMIClen = 0;
1968 unsigned int cbFCSlen = 4;
1969 unsigned int uPadding = 0;
1971 unsigned int cbMacHdLen;
1972 SEthernetHeader sEthHeader;
1975 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1976 WORD wCurrentRate = RATE_1M;
1977 PTX_BUFFER pTX_Buffer;
1978 PUSB_SEND_CONTEXT pContext;
1982 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
1984 if (NULL == pContext) {
1985 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
1986 return CMD_STATUS_RESOURCES;
1989 pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]);
1990 pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->adwTxKey[0]);
1991 cbFrameBodySize = pPacket->cbPayloadLen;
1992 pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
1993 wTxBufSize = sizeof(STxBufHead);
1994 memset(pTxBufHead, 0, wTxBufSize);
1996 if (pDevice->byBBType == BB_TYPE_11A) {
1997 wCurrentRate = RATE_6M;
1998 byPktType = PK_TYPE_11A;
2000 wCurrentRate = RATE_1M;
2001 byPktType = PK_TYPE_11B;
2004 // SetPower will cause error power TX state for OFDM Date packet in TX buffer.
2005 // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
2006 // And cmd timer will wait data pkt TX finish before scanning so it's OK
2007 // to set power here.
2008 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
2009 RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
2011 RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
2013 pDevice->wCurrentRate = wCurrentRate;
2017 if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
2018 pTxBufHead->wFIFOCtl = 0;
2020 else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
2021 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2023 else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
2024 pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
2026 else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
2027 pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
2030 pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
2031 pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
2033 if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) {
2038 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
2041 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
2042 (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
2044 pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
2045 //Set Preamble type always long
2046 //pDevice->byPreambleType = PREAMBLE_LONG;
2047 // probe-response don't retry
2048 //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
2049 // bNeedACK = FALSE;
2050 // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
2054 pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
2056 if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
2058 cbMacHdLen = WLAN_HDR_ADDR2_LEN;
2060 cbMacHdLen = WLAN_HDR_ADDR3_LEN;
2063 //Set FRAGCTL_MACHDCNT
2064 pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10));
2067 // Although spec says MMPDU can be fragmented; In most case,
2068 // no one will send a MMPDU under fragmentation. With RTS may occur.
2069 pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
2071 if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
2072 if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
2075 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
2077 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2078 cbIVlen = 8;//IV+ExtIV
2081 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
2082 //We need to get seed here for filling TxKey entry.
2083 //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
2084 // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
2086 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2087 cbIVlen = 8;//RSN Header
2089 pTxBufHead->wFragCtl |= FRAGCTL_AES;
2090 pDevice->bAES = TRUE;
2092 //MAC Header should be padding 0 to DW alignment.
2093 uPadding = 4 - (cbMacHdLen%4);
2097 cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen;
2099 //Set FIFOCTL_GrpAckPolicy
2100 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
2101 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
2103 //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
2105 //Set RrvTime/RTS/CTS Buffer
2106 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
2108 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
2111 pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
2112 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS));
2113 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g);
2115 else { // 802.11a/b packet
2116 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
2120 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
2121 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab);
2124 memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
2125 (cbHeaderSize - wTxBufSize));
2127 memcpy(&(sEthHeader.abyDstAddr[0]),
2128 &(pPacket->p80211Header->sA3.abyAddr1[0]),
2130 memcpy(&(sEthHeader.abySrcAddr[0]),
2131 &(pPacket->p80211Header->sA3.abyAddr2[0]),
2133 //=========================
2135 //=========================
2136 pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
2139 //Fill FIFO,RrvTime,RTS,and CTS
2140 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS,
2141 cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
2144 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
2145 0, 0, 1, AUTO_FB_NONE);
2147 pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
2149 cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize;
2151 if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
2153 PBYTE pbyPayloadHead;
2155 PSKeyItem pTransmitKey = NULL;
2157 pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding);
2158 pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen);
2160 if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) &&
2161 (pDevice->bLinkPass == TRUE)) {
2162 pbyBSSID = pDevice->abyBSSID;
2164 if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
2166 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
2167 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
2171 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n");
2176 pbyBSSID = pDevice->abyBroadcastAddr;
2177 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
2178 pTransmitKey = NULL;
2179 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode);
2181 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
2185 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
2186 (PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL);
2188 memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen);
2189 memcpy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen),
2193 // Copy the Packet into a tx Buffer
2194 memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
2197 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2198 pDevice->wSeqCounter++ ;
2199 if (pDevice->wSeqCounter > 0x0fff)
2200 pDevice->wSeqCounter = 0;
2203 // The MAC will automatically replace the Duration-field of MAC header by Duration-field
2204 // of FIFO control header.
2205 // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
2206 // in the same place of other packet's Duration-field).
2207 // And it will cause Cisco-AP to issue Disassociation-packet
2208 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
2209 ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2210 ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2212 ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2217 pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
2218 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2219 pTX_Buffer->byType = 0x00;
2221 pContext->pPacket = NULL;
2222 pContext->Type = CONTEXT_MGMT_PACKET;
2223 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2225 if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
2226 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2229 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2232 PIPEnsSendBulkOut(pDevice,pContext);
2233 return CMD_STATUS_PENDING;
2240 PSTxMgmtPacket pPacket
2244 unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN;
2245 unsigned int cbHeaderSize = 0;
2246 WORD wTxBufSize = sizeof(STxShortBufHead);
2247 PSTxShortBufHead pTxBufHead;
2248 PS802_11Header pMACHeader;
2249 PSTxDataHead_ab pTxDataHead;
2251 unsigned int cbFrameBodySize;
2252 unsigned int cbReqCount;
2253 PBEACON_BUFFER pTX_Buffer;
2254 PBYTE pbyTxBufferAddr;
2255 PUSB_SEND_CONTEXT pContext;
2259 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2260 if (NULL == pContext) {
2261 status = CMD_STATUS_RESOURCES;
2262 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
2265 pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]);
2266 pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->wFIFOCtl);
2268 cbFrameBodySize = pPacket->cbPayloadLen;
2270 pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr;
2271 wTxBufSize = sizeof(STxShortBufHead);
2272 memset(pTxBufHead, 0, wTxBufSize);
2274 if (pDevice->byBBType == BB_TYPE_11A) {
2275 wCurrentRate = RATE_6M;
2276 pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
2277 //Get SignalField,ServiceField,Length
2278 BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A,
2279 (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
2281 //Get Duration and TimeStampOff
2282 pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A,
2283 wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
2284 pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
2285 cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
2287 wCurrentRate = RATE_1M;
2288 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2289 pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
2290 //Get SignalField,ServiceField,Length
2291 BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B,
2292 (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
2294 //Get Duration and TimeStampOff
2295 pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B,
2296 wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
2297 pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
2298 cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
2301 //Generate Beacon Header
2302 pMACHeader = (PS802_11Header)(pbyTxBufferAddr + cbHeaderSize);
2303 memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
2305 pMACHeader->wDurationID = 0;
2306 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2307 pDevice->wSeqCounter++ ;
2308 if (pDevice->wSeqCounter > 0x0fff)
2309 pDevice->wSeqCounter = 0;
2311 cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize;
2313 pTX_Buffer->wTxByteCount = (WORD)cbReqCount;
2314 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2315 pTX_Buffer->byType = 0x01;
2317 pContext->pPacket = NULL;
2318 pContext->Type = CONTEXT_MGMT_PACKET;
2319 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2321 PIPEnsSendBulkOut(pDevice,pContext);
2322 return CMD_STATUS_PENDING;
2331 vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb) {
2333 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
2335 PBYTE pbyTxBufferAddr;
2339 unsigned int uDuration;
2340 unsigned int cbReqCount;
2341 PS802_11Header pMACHeader;
2342 unsigned int cbHeaderSize;
2343 unsigned int cbFrameBodySize;
2345 BOOL bIsPSPOLL = FALSE;
2346 PSTxBufHead pTxBufHead;
2347 unsigned int cbFrameSize;
2348 unsigned int cbIVlen = 0;
2349 unsigned int cbICVlen = 0;
2350 unsigned int cbMIClen = 0;
2351 unsigned int cbFCSlen = 4;
2352 unsigned int uPadding = 0;
2353 unsigned int cbMICHDR = 0;
2354 unsigned int uLength = 0;
2355 DWORD dwMICKey0, dwMICKey1;
2356 DWORD dwMIC_Priority;
2360 unsigned int cbMacHdLen;
2361 SEthernetHeader sEthHeader;
2364 WORD wCurrentRate = RATE_1M;
2365 PUWLAN_80211HDR p80211Header;
2366 unsigned int uNodeIndex = 0;
2367 BOOL bNodeExist = FALSE;
2369 PSKeyItem pTransmitKey = NULL;
2371 PBYTE pbyPayloadHead;
2373 unsigned int cbExtSuppRate = 0;
2374 PTX_BUFFER pTX_Buffer;
2375 PUSB_SEND_CONTEXT pContext;
2379 pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
2381 if(skb->len <= WLAN_HDR_ADDR3_LEN) {
2382 cbFrameBodySize = 0;
2385 cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN;
2387 p80211Header = (PUWLAN_80211HDR)skb->data;
2389 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2391 if (NULL == pContext) {
2392 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n");
2393 dev_kfree_skb_irq(skb);
2397 pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]);
2398 pbyTxBufferAddr = (PBYTE)(&pTX_Buffer->adwTxKey[0]);
2399 pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
2400 wTxBufSize = sizeof(STxBufHead);
2401 memset(pTxBufHead, 0, wTxBufSize);
2403 if (pDevice->byBBType == BB_TYPE_11A) {
2404 wCurrentRate = RATE_6M;
2405 byPktType = PK_TYPE_11A;
2407 wCurrentRate = RATE_1M;
2408 byPktType = PK_TYPE_11B;
2411 // SetPower will cause error power TX state for OFDM Date packet in TX buffer.
2412 // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
2413 // And cmd timer will wait data pkt TX finish before scanning so it's OK
2414 // to set power here.
2415 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
2416 RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
2418 RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
2421 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl);
2424 if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
2425 pTxBufHead->wFIFOCtl = 0;
2427 else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
2428 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2430 else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
2431 pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
2433 else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
2434 pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
2437 pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
2438 pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
2440 if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) {
2442 if (pDevice->bEnableHostWEP) {
2448 if (pDevice->bEnableHostWEP) {
2449 if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex))
2453 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
2456 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
2457 (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
2459 pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
2460 //Set Preamble type always long
2461 //pDevice->byPreambleType = PREAMBLE_LONG;
2463 // probe-response don't retry
2464 //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
2465 // bNeedACK = FALSE;
2466 // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
2470 pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
2472 if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
2474 cbMacHdLen = WLAN_HDR_ADDR2_LEN;
2476 cbMacHdLen = WLAN_HDR_ADDR3_LEN;
2479 // hostapd deamon ext support rate patch
2480 if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
2482 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) {
2483 cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN;
2486 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) {
2487 cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
2490 if (cbExtSuppRate >0) {
2491 cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES;
2496 //Set FRAGCTL_MACHDCNT
2497 pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10);
2500 // Although spec says MMPDU can be fragmented; In most case,
2501 // no one will send a MMPDU under fragmentation. With RTS may occur.
2502 pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
2505 if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
2506 if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
2509 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
2511 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2512 cbIVlen = 8;//IV+ExtIV
2515 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
2516 //We need to get seed here for filling TxKey entry.
2517 //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
2518 // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
2520 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2521 cbIVlen = 8;//RSN Header
2523 cbMICHDR = sizeof(SMICHDRHead);
2524 pTxBufHead->wFragCtl |= FRAGCTL_AES;
2525 pDevice->bAES = TRUE;
2527 //MAC Header should be padding 0 to DW alignment.
2528 uPadding = 4 - (cbMacHdLen%4);
2532 cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate;
2534 //Set FIFOCTL_GrpAckPolicy
2535 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
2536 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
2538 //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
2541 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
2543 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
2544 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
2546 pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
2547 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
2548 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
2551 else {//802.11a/b packet
2553 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
2554 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
2557 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
2558 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
2560 memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
2561 (cbHeaderSize - wTxBufSize));
2562 memcpy(&(sEthHeader.abyDstAddr[0]),
2563 &(p80211Header->sA3.abyAddr1[0]),
2565 memcpy(&(sEthHeader.abySrcAddr[0]),
2566 &(p80211Header->sA3.abyAddr2[0]),
2568 //=========================
2570 //=========================
2571 pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
2574 //Fill FIFO,RrvTime,RTS,and CTS
2575 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
2576 cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
2579 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
2580 0, 0, 1, AUTO_FB_NONE);
2582 pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
2584 cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate;
2586 pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize);
2587 pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen);
2588 pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding);
2590 // Copy the Packet into a tx Buffer
2591 memcpy(pbyMacHdr, skb->data, cbMacHdLen);
2593 // version set to 0, patch for hostapd deamon
2594 pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc);
2595 memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize);
2597 // replace support rate, patch for hostapd deamon( only support 11M)
2598 if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
2599 if (cbExtSuppRate != 0) {
2600 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0)
2601 memcpy((pbyPayloadHead + cbFrameBodySize),
2602 pMgmt->abyCurrSuppRates,
2603 ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN
2605 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0)
2606 memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN,
2607 pMgmt->abyCurrExtSuppRates,
2608 ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN
2614 if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
2616 if (pDevice->bEnableHostWEP) {
2617 pTransmitKey = &STempKey;
2618 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
2619 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
2620 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
2621 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
2622 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
2623 memcpy(pTransmitKey->abyKey,
2624 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
2625 pTransmitKey->uKeyLength
2629 if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
2631 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
2632 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
2634 // DO Software Michael
2635 MIC_vInit(dwMICKey0, dwMICKey1);
2636 MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12);
2638 MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
2639 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
2641 uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen;
2643 MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize);
2645 pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize);
2646 pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4);
2648 MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
2651 if (pDevice->bTxMICFail == TRUE) {
2654 pDevice->bTxMICFail = FALSE;
2657 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
2658 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen);
2659 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
2663 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
2664 pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
2666 if (pDevice->bEnableHostWEP) {
2667 pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
2668 pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
2671 if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) {
2672 s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen));
2676 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2677 pDevice->wSeqCounter++ ;
2678 if (pDevice->wSeqCounter > 0x0fff)
2679 pDevice->wSeqCounter = 0;
2683 // The MAC will automatically replace the Duration-field of MAC header by Duration-field
2684 // of FIFO control header.
2685 // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
2686 // in the same place of other packet's Duration-field).
2687 // And it will cause Cisco-AP to issue Disassociation-packet
2688 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
2689 ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID);
2690 ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID);
2692 ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID);
2696 pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
2697 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2698 pTX_Buffer->byType = 0x00;
2700 pContext->pPacket = skb;
2701 pContext->Type = CONTEXT_MGMT_PACKET;
2702 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2704 if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
2705 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2708 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2710 PIPEnsSendBulkOut(pDevice,pContext);
2718 //TYPE_AC0DMA data tx
2721 * Tx packet via AC0DMA(DMA1)
2725 * pDevice - Pointer to the adapter
2726 * skb - Pointer to tx skb packet
2730 * Return Value: NULL
2733 int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb)
2735 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
2736 unsigned int BytesToWrite = 0, uHeaderLen = 0;
2737 unsigned int uNodeIndex = 0;
2738 BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
2741 BOOL bNeedEncryption = FALSE;
2742 PSKeyItem pTransmitKey = NULL;
2745 BOOL bTKIP_UseGTK = FALSE;
2746 BOOL bNeedDeAuth = FALSE;
2748 BOOL bNodeExist = FALSE;
2749 PUSB_SEND_CONTEXT pContext;
2750 BOOL fConvertedPacket;
2751 PTX_BUFFER pTX_Buffer;
2752 unsigned int status;
2753 WORD wKeepRate = pDevice->wCurrentRate;
2754 struct net_device_stats* pStats = &pDevice->stats;
2755 BOOL bTxeapol_key = FALSE;
2758 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2760 if (pDevice->uAssocCount == 0) {
2761 dev_kfree_skb_irq(skb);
2765 if (is_multicast_ether_addr((PBYTE)(skb->data))) {
2768 if (pMgmt->sNodeDBTable[0].bPSEnable) {
2770 skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb);
2771 pMgmt->sNodeDBTable[0].wEnQueueCnt++;
2773 pMgmt->abyPSTxMap[0] |= byMask[0];
2776 // muticast/broadcast data rate
2778 if (pDevice->byBBType != BB_TYPE_11A)
2779 pDevice->wCurrentRate = RATE_2M;
2781 pDevice->wCurrentRate = RATE_24M;
2782 // long preamble type
2783 pDevice->byPreambleType = PREAMBLE_SHORT;
2787 if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(skb->data), &uNodeIndex)) {
2789 if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) {
2791 skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb);
2793 pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++;
2795 wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID;
2796 pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7];
2797 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n",
2798 (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]);
2802 // AP rate decided from node
2803 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
2804 // tx preamble decided from node
2806 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
2807 pDevice->byPreambleType = pDevice->byShortPreamble;
2810 pDevice->byPreambleType = PREAMBLE_LONG;
2816 if (bNodeExist == FALSE) {
2817 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n");
2818 dev_kfree_skb_irq(skb);
2823 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2825 if (pContext == NULL) {
2826 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n");
2827 dev_kfree_skb_irq(skb);
2828 return STATUS_RESOURCES;
2831 memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), ETH_HLEN);
2833 //mike add:station mode check eapol-key challenge--->
2835 BYTE Protocol_Version; //802.1x Authentication
2836 BYTE Packet_Type; //802.1x Authentication
2837 BYTE Descriptor_type;
2840 Protocol_Version = skb->data[ETH_HLEN];
2841 Packet_Type = skb->data[ETH_HLEN+1];
2842 Descriptor_type = skb->data[ETH_HLEN+1+1+2];
2843 Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]);
2844 if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
2845 /* 802.1x OR eapol-key challenge frame transfer */
2846 if (((Protocol_Version == 1) || (Protocol_Version == 2)) &&
2847 (Packet_Type == 3)) {
2848 bTxeapol_key = TRUE;
2849 if(!(Key_info & BIT3) && //WPA or RSN group-key challenge
2850 (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key
2851 if(Descriptor_type==254) {
2852 pDevice->fWPA_Authened = TRUE;
2856 pDevice->fWPA_Authened = TRUE;
2857 PRINT_K("WPA2(re-keying) ");
2859 PRINT_K("Authentication completed!!\n");
2861 else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairse-key challenge
2862 (Key_info & BIT8) && (Key_info & BIT9)) {
2863 pDevice->fWPA_Authened = TRUE;
2864 PRINT_K("WPA2 Authentication completed!!\n");
2869 //mike add:station mode check eapol-key challenge<---
2871 if (pDevice->bEncryptionEnable == TRUE) {
2872 bNeedEncryption = TRUE;
2875 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
2876 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
2877 pbyBSSID = pDevice->abyBSSID;
2879 if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
2881 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
2882 bTKIP_UseGTK = TRUE;
2883 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
2887 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n");
2890 }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2892 pbyBSSID = pDevice->sTxEthHeader.abyDstAddr; //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1
2893 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n");
2894 for (ii = 0; ii< 6; ii++)
2895 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii));
2896 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n");
2899 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE)
2903 pbyBSSID = pDevice->abyBroadcastAddr;
2904 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
2905 pTransmitKey = NULL;
2906 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2907 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
2910 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
2912 bTKIP_UseGTK = TRUE;
2913 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
2918 if (pDevice->bEnableHostWEP) {
2919 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex);
2920 if (pDevice->bEncryptionEnable == TRUE) {
2921 pTransmitKey = &STempKey;
2922 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
2923 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
2924 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
2925 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
2926 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
2927 memcpy(pTransmitKey->abyKey,
2928 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
2929 pTransmitKey->uKeyLength
2934 byPktType = (BYTE)pDevice->byPacketType;
2936 if (pDevice->bFixRate) {
2937 if (pDevice->byBBType == BB_TYPE_11B) {
2938 if (pDevice->uConnectionRate >= RATE_11M) {
2939 pDevice->wCurrentRate = RATE_11M;
2941 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
2944 if ((pDevice->byBBType == BB_TYPE_11A) &&
2945 (pDevice->uConnectionRate <= RATE_6M)) {
2946 pDevice->wCurrentRate = RATE_6M;
2948 if (pDevice->uConnectionRate >= RATE_54M)
2949 pDevice->wCurrentRate = RATE_54M;
2951 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
2956 if (pDevice->eOPMode == OP_MODE_ADHOC) {
2957 // Adhoc Tx rate decided from node DB
2958 if (is_multicast_ether_addr(pDevice->sTxEthHeader.abyDstAddr)) {
2959 // Multicast use highest data rate
2960 pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
2962 pDevice->byPreambleType = pDevice->byShortPreamble;
2965 if(BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.abyDstAddr[0]), &uNodeIndex)) {
2966 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
2967 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
2968 pDevice->byPreambleType = pDevice->byShortPreamble;
2972 pDevice->byPreambleType = PREAMBLE_LONG;
2974 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate);
2977 if (pDevice->byBBType != BB_TYPE_11A)
2978 pDevice->wCurrentRate = RATE_2M;
2980 pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s
2981 // abyCurrExtSuppRates[]
2982 pDevice->byPreambleType = PREAMBLE_SHORT;
2983 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n");
2987 if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) {
2988 // Infra STA rate decided from AP Node, index = 0
2989 pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
2993 if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
2994 if (pDevice->byBBType != BB_TYPE_11A) {
2995 pDevice->wCurrentRate = RATE_1M;
2996 pDevice->byACKRate = RATE_1M;
2997 pDevice->byTopCCKBasicRate = RATE_1M;
2998 pDevice->byTopOFDMBasicRate = RATE_6M;
3000 pDevice->wCurrentRate = RATE_6M;
3001 pDevice->byACKRate = RATE_6M;
3002 pDevice->byTopCCKBasicRate = RATE_1M;
3003 pDevice->byTopOFDMBasicRate = RATE_6M;
3007 DBG_PRT(MSG_LEVEL_DEBUG,
3008 KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n",
3009 pDevice->wCurrentRate);
3011 if (wKeepRate != pDevice->wCurrentRate) {
3012 bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
3015 if (pDevice->wCurrentRate <= RATE_11M) {
3016 byPktType = PK_TYPE_11B;
3019 if (bNeedEncryption == TRUE) {
3020 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType));
3021 if ((pDevice->sTxEthHeader.wType) == cpu_to_le16(ETH_P_PAE)) {
3022 bNeedEncryption = FALSE;
3023 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType));
3024 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
3025 if (pTransmitKey == NULL) {
3026 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n");
3029 if (bTKIP_UseGTK == TRUE) {
3030 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n");
3033 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
3034 bNeedEncryption = TRUE;
3039 if (pDevice->byCntMeasure == 2) {
3041 pDevice->s802_11Counter.TKIPCounterMeasuresInvoked++;
3044 if (pDevice->bEnableHostWEP) {
3045 if ((uNodeIndex != 0) &&
3046 (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) {
3047 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
3048 bNeedEncryption = TRUE;
3054 if (pTransmitKey == NULL) {
3055 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n");
3056 dev_kfree_skb_irq(skb);
3057 pStats->tx_dropped++;
3058 return STATUS_FAILURE;
3063 fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
3064 (PBYTE)(&pContext->Data[0]), bNeedEncryption,
3065 skb->len, uDMAIdx, &pDevice->sTxEthHeader,
3066 (PBYTE)skb->data, pTransmitKey, uNodeIndex,
3067 pDevice->wCurrentRate,
3068 &uHeaderLen, &BytesToWrite
3071 if (fConvertedPacket == FALSE) {
3072 pContext->bBoolInUse = FALSE;
3073 dev_kfree_skb_irq(skb);
3074 return STATUS_FAILURE;
3077 if ( pDevice->bEnablePSMode == TRUE ) {
3078 if ( !pDevice->bPSModeTxBurst ) {
3079 bScheduleCommand((void *) pDevice,
3080 WLAN_CMD_MAC_DISPOWERSAVING,
3082 pDevice->bPSModeTxBurst = TRUE;
3086 pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
3087 pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
3088 pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
3090 pContext->pPacket = skb;
3091 pContext->Type = CONTEXT_DATA_PACKET;
3092 pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
3094 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
3096 status = PIPEnsSendBulkOut(pDevice,pContext);
3098 if (bNeedDeAuth == TRUE) {
3099 WORD wReason = WLAN_MGMT_REASON_MIC_FAILURE;
3101 bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (PBYTE) &wReason);
3104 if(status!=STATUS_PENDING) {
3105 pContext->bBoolInUse = FALSE;
3106 dev_kfree_skb_irq(skb);
3107 return STATUS_FAILURE;
3118 * Relay packet send (AC1DMA) from rx dpc.
3122 * pDevice - Pointer to the adapter
3123 * pPacket - Pointer to rx packet
3124 * cbPacketSize - rx ethernet frame size
3128 * Return Value: Return TRUE if packet is copy to dma1; otherwise FALSE
3136 unsigned int uDataLen,
3137 unsigned int uNodeIndex
3140 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
3141 unsigned int BytesToWrite = 0, uHeaderLen = 0;
3142 BYTE byPktType = PK_TYPE_11B;
3143 BOOL bNeedEncryption = FALSE;
3145 PSKeyItem pTransmitKey = NULL;
3147 PUSB_SEND_CONTEXT pContext;
3149 BOOL fConvertedPacket;
3150 PTX_BUFFER pTX_Buffer;
3151 unsigned int status;
3152 WORD wKeepRate = pDevice->wCurrentRate;
3156 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
3158 if (NULL == pContext) {
3162 memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)pbySkbData, ETH_HLEN);
3164 if (pDevice->bEncryptionEnable == TRUE) {
3165 bNeedEncryption = TRUE;
3167 pbyBSSID = pDevice->abyBroadcastAddr;
3168 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
3169 pTransmitKey = NULL;
3170 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode);
3172 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
3176 if (pDevice->bEnableHostWEP) {
3177 if (uNodeIndex < MAX_NODE_NUM + 1) {
3178 pTransmitKey = &STempKey;
3179 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
3180 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
3181 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
3182 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
3183 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
3184 memcpy(pTransmitKey->abyKey,
3185 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
3186 pTransmitKey->uKeyLength
3191 if ( bNeedEncryption && (pTransmitKey == NULL) ) {
3192 pContext->bBoolInUse = FALSE;
3196 byPktTyp = (BYTE)pDevice->byPacketType;
3198 if (pDevice->bFixRate) {
3199 if (pDevice->byBBType == BB_TYPE_11B) {
3200 if (pDevice->uConnectionRate >= RATE_11M) {
3201 pDevice->wCurrentRate = RATE_11M;
3203 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
3206 if ((pDevice->byBBType == BB_TYPE_11A) &&
3207 (pDevice->uConnectionRate <= RATE_6M)) {
3208 pDevice->wCurrentRate = RATE_6M;
3210 if (pDevice->uConnectionRate >= RATE_54M)
3211 pDevice->wCurrentRate = RATE_54M;
3213 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
3218 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
3221 if (wKeepRate != pDevice->wCurrentRate) {
3222 bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
3225 if (pDevice->wCurrentRate <= RATE_11M)
3226 byPktType = PK_TYPE_11B;
3228 BytesToWrite = uDataLen + ETH_FCS_LEN;
3230 // Convert the packet to an usb frame and copy into our buffer
3231 // and send the irp.
3233 fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
3234 (PBYTE)(&pContext->Data[0]), bNeedEncryption,
3235 uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader,
3236 pbySkbData, pTransmitKey, uNodeIndex,
3237 pDevice->wCurrentRate,
3238 &uHeaderLen, &BytesToWrite
3241 if (fConvertedPacket == FALSE) {
3242 pContext->bBoolInUse = FALSE;
3246 pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
3247 pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
3248 pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
3250 pContext->pPacket = NULL;
3251 pContext->Type = CONTEXT_DATA_PACKET;
3252 pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
3254 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
3256 status = PIPEnsSendBulkOut(pDevice,pContext);