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_INFO;
73 /*--------------------- Static Functions --------------------------*/
75 /*--------------------- Static Definitions -------------------------*/
76 #define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send
77 // packet size >= 256 -> direct send
79 const WORD wTimeStampOff[2][MAX_RATE] = {
80 {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble
81 {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble
84 const WORD wFB_Opt0[2][5] = {
85 {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0
86 {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1
88 const WORD wFB_Opt1[2][5] = {
89 {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0
90 {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1
98 #define RTSDUR_BA_F0 4
99 #define RTSDUR_AA_F0 5
100 #define RTSDUR_BA_F1 6
101 #define RTSDUR_AA_F1 7
102 #define CTSDUR_BA_F0 8
103 #define CTSDUR_BA_F1 9
106 #define DATADUR_A_F0 12
107 #define DATADUR_A_F1 13
109 /*--------------------- Static Functions --------------------------*/
130 s_vGenerateTxParameter(
138 unsigned int cbFrameSize,
140 unsigned int uDMAIdx,
141 PSEthernetHeader psEthHeader
145 static unsigned int s_uFillDataHead(
150 unsigned int cbFrameLength,
151 unsigned int uDMAIdx,
153 unsigned int uFragIdx,
154 unsigned int cbLastFragmentSize,
155 unsigned int uMACfragNum,
164 s_vGenerateMACHeader (
168 PSEthernetHeader psEthHeader,
171 unsigned int uDMAIdx,
172 unsigned int uFragIdx
181 PSKeyItem pTransmitKey,
191 PSKeyItem pTransmitKey,
192 PBYTE pbyPayloadHead,
196 static unsigned int s_uGetTxRsvTime(
199 unsigned int cbFrameLength,
205 static unsigned int s_uGetRTSCTSRsvTime(
209 unsigned int cbFrameLength,
217 unsigned int uDMAIdx,
220 unsigned int cbFrameLength,
233 unsigned int cbFrameLength,
236 PSEthernetHeader psEthHeader,
241 static unsigned int s_uGetDataDuration(
244 unsigned int cbFrameLength,
248 unsigned int uFragIdx,
249 unsigned int cbLastFragmentSize,
250 unsigned int uMACfragNum,
257 s_uGetRTSCTSDuration (
260 unsigned int cbFrameLength,
268 /*--------------------- Export Variables --------------------------*/
276 PUSB_SEND_CONTEXT pContext = NULL;
277 PUSB_SEND_CONTEXT pReturnContext = NULL;
280 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n");
282 for (ii = 0; ii < pDevice->cbTD; ii++) {
283 pContext = pDevice->apTD[ii];
284 if (pContext->bBoolInUse == FALSE) {
285 pContext->bBoolInUse = TRUE;
286 pReturnContext = pContext;
290 if ( ii == pDevice->cbTD ) {
291 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n");
293 return (void *) pReturnContext;
299 s_vSaveTxPktInfo(PSDevice pDevice, BYTE byPktNum, PBYTE pbyDestAddr, WORD wPktLength, WORD wFIFOCtl)
301 PSStatCounter pStatistic=&(pDevice->scStatistic);
303 if (is_broadcast_ether_addr(pbyDestAddr))
304 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD;
305 else if (is_multicast_ether_addr(pbyDestAddr))
306 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI;
308 pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI;
310 pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength;
311 pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl;
312 memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr,
323 PSKeyItem pTransmitKey,
329 PDWORD pdwIV = (PDWORD) pbyIVHead;
330 PDWORD pdwExtIV = (PDWORD) ((PBYTE)pbyIVHead+4);
332 PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
333 DWORD dwRevIVCounter;
338 if (pTransmitKey == NULL)
341 dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter);
342 *pdwIV = pDevice->dwIVCounter;
343 pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf;
345 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
346 if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){
347 memcpy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3);
348 memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
350 memcpy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3);
351 memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
352 if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
353 memcpy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3);
354 memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
356 memcpy(pDevice->abyPRNG, pbyBuf, 16);
358 // Append IV after Mac Header
359 *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
360 *pdwIV |= (pDevice->byKeyIndex << 30);
361 *pdwIV = cpu_to_le32(*pdwIV);
362 pDevice->dwIVCounter++;
363 if (pDevice->dwIVCounter > WEP_IV_MASK) {
364 pDevice->dwIVCounter = 0;
366 } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
367 pTransmitKey->wTSC15_0++;
368 if (pTransmitKey->wTSC15_0 == 0) {
369 pTransmitKey->dwTSC47_16++;
371 TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
372 pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
373 memcpy(pbyBuf, pDevice->abyPRNG, 16);
375 memcpy(pdwIV, pDevice->abyPRNG, 3);
377 *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
378 // Append IV&ExtIV after Mac Header
379 *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
380 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV);
382 } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
383 pTransmitKey->wTSC15_0++;
384 if (pTransmitKey->wTSC15_0 == 0) {
385 pTransmitKey->dwTSC47_16++;
387 memcpy(pbyBuf, pTransmitKey->abyKey, 16);
391 *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
392 *pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0));
393 //Append IV&ExtIV after Mac Header
394 *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
398 *((PBYTE)(pMICHDR+1)) = 0; // TxPriority
399 memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
400 *((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
401 *((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
402 *((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
403 *((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
404 *((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
405 *((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
406 *((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen);
407 *((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen);
410 *((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8]
411 if (pDevice->bLongHeader) {
412 *((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0]
414 *((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0]
416 wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
417 memcpy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL
418 memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
419 memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
422 memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
423 wValue = pMACHeader->wSeqCtl;
425 wValue = cpu_to_le16(wValue);
426 memcpy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL
427 if (pDevice->bLongHeader) {
428 memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
438 PSKeyItem pTransmitKey,
439 PBYTE pbyPayloadHead,
443 unsigned int cbICVlen = 4;
444 DWORD dwICV = 0xFFFFFFFFL;
447 if (pTransmitKey == NULL)
450 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
451 //=======================================================================
452 // Append ICV after payload
453 dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
454 pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
455 // finally, we must invert dwCRC to get the correct answer
456 *pdwICV = cpu_to_le32(~dwICV);
458 rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3);
459 rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
460 //=======================================================================
461 } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
462 //=======================================================================
463 //Append ICV after payload
464 dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
465 pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
466 // finally, we must invert dwCRC to get the correct answer
467 *pdwICV = cpu_to_le32(~dwICV);
469 rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
470 rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
471 //=======================================================================
478 /*byPktType : PK_TYPE_11A 0
488 unsigned int cbFrameLength,
493 unsigned int uDataTime, uAckTime;
495 uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
496 if (byPktType == PK_TYPE_11B) {//llb,CCK mode
497 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopCCKBasicRate);
498 } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
499 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopOFDMBasicRate);
503 return (uDataTime + pDevice->uSIFS + uAckTime);
510 //byFreqType: 0=>5GHZ 1=>2.4GHZ
513 s_uGetRTSCTSRsvTime (
517 unsigned int cbFrameLength,
521 unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
523 uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
526 uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
527 if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
528 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
529 uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
531 else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ
532 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
533 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
534 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
536 else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
537 uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
538 uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
540 else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
541 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
542 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
543 uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS;
548 uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS;
552 //byFreqType 0: 5GHz, 1:2.4Ghz
558 unsigned int cbFrameLength,
562 unsigned int uFragIdx,
563 unsigned int cbLastFragmentSize,
564 unsigned int uMACfragNum,
569 unsigned int uAckTime = 0, uNextPktTime = 0;
571 if (uFragIdx == (uMACfragNum-1)) {
577 case DATADUR_B: //DATADUR_B
578 if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag
580 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
581 return (pDevice->uSIFS + uAckTime);
586 else {//First Frag or Mid Frag
587 if (uFragIdx == (uMACfragNum-2)) {
588 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
590 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
593 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
594 return (pDevice->uSIFS + uAckTime + uNextPktTime);
596 return (pDevice->uSIFS + uNextPktTime);
602 case DATADUR_A: //DATADUR_A
603 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
605 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
606 return (pDevice->uSIFS + uAckTime);
611 else {//First Frag or Mid Frag
612 if(uFragIdx == (uMACfragNum-2)){
613 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
615 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
618 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
619 return (pDevice->uSIFS + uAckTime + uNextPktTime);
621 return (pDevice->uSIFS + uNextPktTime);
626 case DATADUR_A_F0: //DATADUR_A_F0
627 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
629 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
630 return (pDevice->uSIFS + uAckTime);
635 else { //First Frag or Mid Frag
636 if (byFBOption == AUTO_FB_0) {
637 if (wRate < RATE_18M)
639 else if (wRate > RATE_54M)
642 if(uFragIdx == (uMACfragNum-2)){
643 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
645 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
647 } else { // (byFBOption == AUTO_FB_1)
648 if (wRate < RATE_18M)
650 else if (wRate > RATE_54M)
653 if(uFragIdx == (uMACfragNum-2)){
654 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
656 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
661 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
662 return (pDevice->uSIFS + uAckTime + uNextPktTime);
664 return (pDevice->uSIFS + uNextPktTime);
669 case DATADUR_A_F1: //DATADUR_A_F1
670 if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
672 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
673 return (pDevice->uSIFS + uAckTime);
678 else { //First Frag or Mid Frag
679 if (byFBOption == AUTO_FB_0) {
680 if (wRate < RATE_18M)
682 else if (wRate > RATE_54M)
685 if(uFragIdx == (uMACfragNum-2)){
686 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
688 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
691 } else { // (byFBOption == AUTO_FB_1)
692 if (wRate < RATE_18M)
694 else if (wRate > RATE_54M)
697 if(uFragIdx == (uMACfragNum-2)){
698 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
700 uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
704 uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
705 return (pDevice->uSIFS + uAckTime + uNextPktTime);
707 return (pDevice->uSIFS + uNextPktTime);
721 //byFreqType: 0=>5GHZ 1=>2.4GHZ
724 s_uGetRTSCTSDuration (
727 unsigned int cbFrameLength,
734 unsigned int uCTSTime = 0, uDurTime = 0;
739 case RTSDUR_BB: //RTSDuration_bb
740 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
741 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
744 case RTSDUR_BA: //RTSDuration_ba
745 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
746 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
749 case RTSDUR_AA: //RTSDuration_aa
750 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
751 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
754 case CTSDUR_BA: //CTSDuration_ba
755 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
758 case RTSDUR_BA_F0: //RTSDuration_ba_f0
759 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
760 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
761 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
762 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
763 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
767 case RTSDUR_AA_F0: //RTSDuration_aa_f0
768 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
769 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
770 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
771 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
772 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
776 case RTSDUR_BA_F1: //RTSDuration_ba_f1
777 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
778 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
779 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
780 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
781 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
785 case RTSDUR_AA_F1: //RTSDuration_aa_f1
786 uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
787 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
788 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
789 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
790 uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
794 case CTSDUR_BA_F0: //CTSDuration_ba_f0
795 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
796 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
797 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
798 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
802 case CTSDUR_BA_F1: //CTSDuration_ba_f1
803 if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
804 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
805 } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
806 uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
828 unsigned int cbFrameLength,
829 unsigned int uDMAIdx,
831 unsigned int uFragIdx,
832 unsigned int cbLastFragmentSize,
833 unsigned int uMACfragNum,
838 if (pTxDataHead == NULL) {
842 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
843 if ((uDMAIdx == TYPE_ATIMDMA) || (uDMAIdx == TYPE_BEACONDMA)) {
844 PSTxDataHead_ab pBuf = (PSTxDataHead_ab) pTxDataHead;
845 //Get SignalField,ServiceField,Length
846 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
847 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
849 //Get Duration and TimeStampOff
850 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
851 wCurrentRate, bNeedAck, uFragIdx,
852 cbLastFragmentSize, uMACfragNum,
853 byFBOption); //1: 2.4GHz
854 if(uDMAIdx!=TYPE_ATIMDMA) {
855 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
857 return (pBuf->wDuration);
859 else { // DATA & MANAGE Frame
860 if (byFBOption == AUTO_FB_NONE) {
861 PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead;
862 //Get SignalField,ServiceField,Length
863 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
864 (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
866 BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
867 (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
869 //Get Duration and TimeStamp
870 pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength,
871 byPktType, wCurrentRate, bNeedAck, uFragIdx,
872 cbLastFragmentSize, uMACfragNum,
873 byFBOption); //1: 2.4GHz
874 pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength,
875 PK_TYPE_11B, pDevice->byTopCCKBasicRate,
876 bNeedAck, uFragIdx, cbLastFragmentSize,
877 uMACfragNum, byFBOption); //1: 2.4GHz
879 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
880 pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
881 return (pBuf->wDuration_a);
884 PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead;
885 //Get SignalField,ServiceField,Length
886 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
887 (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
889 BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
890 (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
892 //Get Duration and TimeStamp
893 pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
894 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
895 pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B,
896 pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
897 pBuf->wDuration_a_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
898 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
899 pBuf->wDuration_a_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
900 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
901 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
902 pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
903 return (pBuf->wDuration_a);
904 } //if (byFBOption == AUTO_FB_NONE)
907 else if (byPktType == PK_TYPE_11A) {
908 if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) {
910 PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead;
911 //Get SignalField,ServiceField,Length
912 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
913 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
915 //Get Duration and TimeStampOff
916 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
917 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
918 pBuf->wDuration_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
919 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
920 pBuf->wDuration_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
921 wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
922 if(uDMAIdx!=TYPE_ATIMDMA) {
923 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
925 return (pBuf->wDuration);
927 PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
928 //Get SignalField,ServiceField,Length
929 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
930 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
932 //Get Duration and TimeStampOff
933 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
934 wCurrentRate, bNeedAck, uFragIdx,
935 cbLastFragmentSize, uMACfragNum,
938 if(uDMAIdx!=TYPE_ATIMDMA) {
939 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
941 return (pBuf->wDuration);
944 else if (byPktType == PK_TYPE_11B) {
945 PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
946 //Get SignalField,ServiceField,Length
947 BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
948 (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
950 //Get Duration and TimeStampOff
951 pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType,
952 wCurrentRate, bNeedAck, uFragIdx,
953 cbLastFragmentSize, uMACfragNum,
955 if (uDMAIdx != TYPE_ATIMDMA) {
956 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
958 return (pBuf->wDuration);
972 unsigned int cbFrameLength,
975 PSEthernetHeader psEthHeader,
980 unsigned int uRTSFrameLen = 20;
987 // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame,
988 // in this case we need to decrease its length by 4.
992 // Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account.
993 // Otherwise, we need to modified codes for them.
994 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
995 if (byFBOption == AUTO_FB_NONE) {
996 PSRTS_g pBuf = (PSRTS_g)pvRTS;
997 //Get SignalField,ServiceField,Length
998 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
999 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1001 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1002 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1003 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
1005 pBuf->wTransmitLength_a = cpu_to_le16(wLen);
1007 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
1008 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
1009 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
1011 pBuf->Data.wDurationID = pBuf->wDuration_aa;
1012 //Get RTS Frame body
1013 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1015 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1016 (pDevice->eOPMode == OP_MODE_AP)) {
1017 memcpy(&(pBuf->Data.abyRA[0]),
1018 &(psEthHeader->abyDstAddr[0]),
1022 memcpy(&(pBuf->Data.abyRA[0]),
1023 &(pDevice->abyBSSID[0]),
1026 if (pDevice->eOPMode == OP_MODE_AP) {
1027 memcpy(&(pBuf->Data.abyTA[0]),
1028 &(pDevice->abyBSSID[0]),
1032 memcpy(&(pBuf->Data.abyTA[0]),
1033 &(psEthHeader->abySrcAddr[0]),
1038 PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS;
1039 //Get SignalField,ServiceField,Length
1040 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1041 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1043 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1044 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1045 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
1047 pBuf->wTransmitLength_a = cpu_to_le16(wLen);
1049 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
1050 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
1051 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
1052 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
1053 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
1054 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
1055 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
1056 pBuf->Data.wDurationID = pBuf->wDuration_aa;
1057 //Get RTS Frame body
1058 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1060 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1061 (pDevice->eOPMode == OP_MODE_AP)) {
1062 memcpy(&(pBuf->Data.abyRA[0]),
1063 &(psEthHeader->abyDstAddr[0]),
1067 memcpy(&(pBuf->Data.abyRA[0]),
1068 &(pDevice->abyBSSID[0]),
1072 if (pDevice->eOPMode == OP_MODE_AP) {
1073 memcpy(&(pBuf->Data.abyTA[0]),
1074 &(pDevice->abyBSSID[0]),
1078 memcpy(&(pBuf->Data.abyTA[0]),
1079 &(psEthHeader->abySrcAddr[0]),
1083 } // if (byFBOption == AUTO_FB_NONE)
1085 else if (byPktType == PK_TYPE_11A) {
1086 if (byFBOption == AUTO_FB_NONE) {
1087 PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
1088 //Get SignalField,ServiceField,Length
1089 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1090 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1092 pBuf->wTransmitLength = cpu_to_le16(wLen);
1094 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
1095 pBuf->Data.wDurationID = pBuf->wDuration;
1096 //Get RTS Frame body
1097 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1099 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1100 (pDevice->eOPMode == OP_MODE_AP)) {
1101 memcpy(&(pBuf->Data.abyRA[0]),
1102 &(psEthHeader->abyDstAddr[0]),
1105 memcpy(&(pBuf->Data.abyRA[0]),
1106 &(pDevice->abyBSSID[0]),
1110 if (pDevice->eOPMode == OP_MODE_AP) {
1111 memcpy(&(pBuf->Data.abyTA[0]),
1112 &(pDevice->abyBSSID[0]),
1115 memcpy(&(pBuf->Data.abyTA[0]),
1116 &(psEthHeader->abySrcAddr[0]),
1122 PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS;
1123 //Get SignalField,ServiceField,Length
1124 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
1125 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1127 pBuf->wTransmitLength = cpu_to_le16(wLen);
1129 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
1130 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
1131 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:
1132 pBuf->Data.wDurationID = pBuf->wDuration;
1133 //Get RTS Frame body
1134 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1136 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1137 (pDevice->eOPMode == OP_MODE_AP)) {
1138 memcpy(&(pBuf->Data.abyRA[0]),
1139 &(psEthHeader->abyDstAddr[0]),
1142 memcpy(&(pBuf->Data.abyRA[0]),
1143 &(pDevice->abyBSSID[0]),
1146 if (pDevice->eOPMode == OP_MODE_AP) {
1147 memcpy(&(pBuf->Data.abyTA[0]),
1148 &(pDevice->abyBSSID[0]),
1151 memcpy(&(pBuf->Data.abyTA[0]),
1152 &(psEthHeader->abySrcAddr[0]),
1157 else if (byPktType == PK_TYPE_11B) {
1158 PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
1159 //Get SignalField,ServiceField,Length
1160 BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1161 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
1163 pBuf->wTransmitLength = cpu_to_le16(wLen);
1165 pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData
1166 pBuf->Data.wDurationID = pBuf->wDuration;
1167 //Get RTS Frame body
1168 pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
1170 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1171 (pDevice->eOPMode == OP_MODE_AP)) {
1172 memcpy(&(pBuf->Data.abyRA[0]),
1173 &(psEthHeader->abyDstAddr[0]),
1177 memcpy(&(pBuf->Data.abyRA[0]),
1178 &(pDevice->abyBSSID[0]),
1182 if (pDevice->eOPMode == OP_MODE_AP) {
1183 memcpy(&(pBuf->Data.abyTA[0]),
1184 &(pDevice->abyBSSID[0]),
1187 memcpy(&(pBuf->Data.abyTA[0]),
1188 &(psEthHeader->abySrcAddr[0]),
1198 unsigned int uDMAIdx,
1201 unsigned int cbFrameLength,
1208 unsigned int uCTSFrameLen = 14;
1211 if (pvCTS == NULL) {
1216 // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame,
1217 // in this case we need to decrease its length by 4.
1221 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
1222 if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) {
1224 PSCTS_FB pBuf = (PSCTS_FB)pvCTS;
1225 //Get SignalField,ServiceField,Length
1226 BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1227 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1229 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1230 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
1231 pBuf->wDuration_ba += pDevice->wCTSDuration;
1232 pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
1233 //Get CTSDuration_ba_f0
1234 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
1235 pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration;
1236 pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0);
1237 //Get CTSDuration_ba_f1
1238 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
1239 pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration;
1240 pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1);
1241 //Get CTS Frame body
1242 pBuf->Data.wDurationID = pBuf->wDuration_ba;
1243 pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
1244 pBuf->Data.wReserved = 0x0000;
1245 memcpy(&(pBuf->Data.abyRA[0]),
1246 &(pDevice->abyCurrentNetAddr[0]),
1248 } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA)
1249 PSCTS pBuf = (PSCTS)pvCTS;
1250 //Get SignalField,ServiceField,Length
1251 BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
1252 (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
1254 pBuf->wTransmitLength_b = cpu_to_le16(wLen);
1255 //Get CTSDuration_ba
1256 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
1257 pBuf->wDuration_ba += pDevice->wCTSDuration;
1258 pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
1260 //Get CTS Frame body
1261 pBuf->Data.wDurationID = pBuf->wDuration_ba;
1262 pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
1263 pBuf->Data.wReserved = 0x0000;
1264 memcpy(&(pBuf->Data.abyRA[0]),
1265 &(pDevice->abyCurrentNetAddr[0]),
1274 * Generate FIFO control for MAC & Baseband controller
1278 * pDevice - Pointer to adpater
1279 * pTxDataHead - Transmit Data Buffer
1280 * pTxBufHead - pTxBufHead
1281 * pvRrvTime - pvRrvTime
1282 * pvRTS - RTS Buffer
1284 * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS)
1285 * bNeedACK - If need ACK
1286 * uDMAIdx - DMA Index
1290 * Return Value: none
1296 s_vGenerateTxParameter (
1304 unsigned int cbFrameSize,
1306 unsigned int uDMAIdx,
1307 PSEthernetHeader psEthHeader
1310 unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */
1312 BOOL bDisCRC = FALSE;
1313 BYTE byFBOption = AUTO_FB_NONE;
1314 // WORD wCurrentRate = pDevice->wCurrentRate;
1316 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n");
1317 PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead;
1318 pFifoHead->wReserved = wCurrentRate;
1319 wFifoCtl = pFifoHead->wFIFOCtl;
1321 if (wFifoCtl & FIFOCTL_CRCDIS) {
1325 if (wFifoCtl & FIFOCTL_AUTO_FB_0) {
1326 byFBOption = AUTO_FB_0;
1328 else if (wFifoCtl & FIFOCTL_AUTO_FB_1) {
1329 byFBOption = AUTO_FB_1;
1332 if (pDevice->bLongHeader)
1333 cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
1335 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
1337 if (pvRTS != NULL) { //RTS_need
1340 PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime;
1341 pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz
1342 pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz
1343 pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
1344 pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
1345 pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
1348 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1350 else {//RTS_needless, PCF mode
1354 PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime;
1355 pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
1356 pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
1357 pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz
1360 s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
1363 else if (byPktType == PK_TYPE_11A) {
1365 if (pvRTS != NULL) {//RTS_need, non PCF mode
1368 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1369 pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz
1370 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM
1373 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1375 else if (pvRTS == NULL) {//RTS_needless, non PCF mode
1378 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1379 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM
1383 else if (byPktType == PK_TYPE_11B) {
1385 if ((pvRTS != NULL)) {//RTS_need, non PCF mode
1388 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1389 pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
1390 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK
1393 s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
1395 else { //RTS_needless, non PCF mode
1398 PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
1399 pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK
1403 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n");
1406 PBYTE pbyBuffer,//point to pTxBufHead
1407 WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last
1408 unsigned int cbFragmentSize,//Hdr+payoad+FCS
1413 s_bPacketToWirelessUsb(
1417 BOOL bNeedEncryption,
1418 unsigned int uSkbPacketLen,
1419 unsigned int uDMAIdx,
1420 PSEthernetHeader psEthHeader,
1422 PSKeyItem pTransmitKey,
1423 unsigned int uNodeIndex,
1425 unsigned int *pcbHeaderLen,
1426 unsigned int *pcbTotalLen
1429 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1430 unsigned int cbFrameSize, cbFrameBodySize;
1431 PTX_BUFFER pTxBufHead;
1432 unsigned int cb802_1_H_len;
1433 unsigned int cbIVlen = 0, cbICVlen = 0, cbMIClen = 0,
1434 cbMACHdLen = 0, cbFCSlen = 4;
1435 unsigned int cbMICHDR = 0;
1437 PBYTE pbyType,pbyMacHdr,pbyIVHead,pbyPayloadHead,pbyTxBufferAddr;
1438 BYTE abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00};
1439 BYTE abySNAP_Bridgetunnel[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8};
1440 unsigned int uDuration;
1441 unsigned int cbHeaderLength = 0, uPadding = 0;
1443 PSMICHDRHead pMICHDR;
1447 BYTE byFBOption = AUTO_FB_NONE,byFragType;
1449 DWORD dwMICKey0,dwMICKey1,dwMIC_Priority,dwCRC;
1450 PDWORD pdwMIC_L,pdwMIC_R;
1451 BOOL bSoftWEP = FALSE;
1456 pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
1457 if ((bNeedEncryption) && (pTransmitKey != NULL)) {
1458 if (((PSKeyTable) (pTransmitKey->pvKeyTable))->bSoftWEP == TRUE) {
1464 pTxBufHead = (PTX_BUFFER) usbPacketBuf;
1465 memset(pTxBufHead, 0, sizeof(TX_BUFFER));
1468 if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
1469 if (pDevice->dwDiagRefCount == 0) {
1478 cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len;
1481 pTxBufHead->wFIFOCtl |= (WORD)(byPktType<<8);
1483 if (pDevice->dwDiagRefCount != 0) {
1485 pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
1486 } else { //if (pDevice->dwDiagRefCount != 0) {
1487 if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
1488 (pDevice->eOPMode == OP_MODE_AP)) {
1489 if (is_multicast_ether_addr(psEthHeader->abyDstAddr)) {
1491 pTxBufHead->wFIFOCtl =
1492 pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
1495 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
1499 // MSDUs in Infra mode always need ACK
1501 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
1503 } //if (pDevice->dwDiagRefCount != 0) {
1505 pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us;
1508 if (pDevice->bLongHeader)
1509 pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD;
1511 if (pDevice->bSoftwareGenCrcErr) {
1512 pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC
1515 //Set FRAGCTL_MACHDCNT
1516 if (pDevice->bLongHeader) {
1517 cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
1519 cbMACHdLen = WLAN_HDR_ADDR3_LEN;
1521 pTxBufHead->wFragCtl |= (WORD)(cbMACHdLen << 10);
1523 //Set FIFOCTL_GrpAckPolicy
1524 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
1525 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
1528 //Set Auto Fallback Ctl
1529 if (wCurrentRate >= RATE_18M) {
1530 if (pDevice->byAutoFBCtrl == AUTO_FB_0) {
1531 pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0;
1532 byFBOption = AUTO_FB_0;
1533 } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) {
1534 pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1;
1535 byFBOption = AUTO_FB_1;
1539 if (bSoftWEP != TRUE) {
1540 if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled
1541 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104
1542 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
1544 if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
1545 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n");
1546 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
1548 else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP
1549 pTxBufHead->wFragCtl |= FRAGCTL_AES;
1555 if ((bNeedEncryption) && (pTransmitKey != NULL)) {
1556 if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
1560 else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
1561 cbIVlen = 8;//IV+ExtIV
1565 if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
1566 cbIVlen = 8;//RSN Header
1568 cbMICHDR = sizeof(SMICHDRHead);
1570 if (bSoftWEP == FALSE) {
1571 //MAC Header should be padding 0 to DW alignment.
1572 uPadding = 4 - (cbMACHdLen%4);
1577 cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen;
1579 if ( (bNeedACK == FALSE) ||(cbFrameSize < pDevice->wRTSThreshold) ) {
1583 pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY);
1586 pbyTxBufferAddr = (PBYTE) &(pTxBufHead->adwTxKey[0]);
1587 wTxBufSize = sizeof(STxBufHead);
1588 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
1589 if (byFBOption == AUTO_FB_NONE) {
1590 if (bRTS == TRUE) {//RTS_need
1591 pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
1592 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
1593 pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
1595 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g));
1596 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g);
1598 else { //RTS_needless
1599 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
1600 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
1602 pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
1603 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
1604 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
1608 if (bRTS == TRUE) {//RTS_need
1609 pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
1610 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
1611 pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
1613 pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB));
1614 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB);
1616 else if (bRTS == FALSE) { //RTS_needless
1617 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
1618 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
1620 pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
1621 pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB));
1622 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB);
1626 else {//802.11a/b packet
1627 if (byFBOption == AUTO_FB_NONE) {
1628 if (bRTS == TRUE) {//RTS_need
1629 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1630 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1631 pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1633 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab));
1634 cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab);
1636 else if (bRTS == FALSE) { //RTS_needless, no MICHDR
1637 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1638 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1641 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1642 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
1646 if (bRTS == TRUE) {//RTS_need
1647 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1648 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1649 pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1651 pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB));
1652 cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB);
1654 else if (bRTS == FALSE) { //RTS_needless
1655 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
1656 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
1659 pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
1660 cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB);
1665 pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength);
1666 pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding);
1667 pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen);
1670 //=========================
1672 //=========================
1673 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n");
1674 byFragType = FRAGCTL_NONFRAG;
1675 //uDMAIdx = TYPE_AC0DMA;
1676 //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]);
1679 //Fill FIFO,RrvTime,RTS,and CTS
1680 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate,
1681 (void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
1682 cbFrameSize, bNeedACK, uDMAIdx, psEthHeader);
1684 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK,
1685 0, 0, 1/*uMACfragNum*/, byFBOption);
1686 // Generate TX MAC Header
1687 s_vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncryption,
1688 byFragType, uDMAIdx, 0);
1690 if (bNeedEncryption == TRUE) {
1692 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
1693 pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
1695 if (pDevice->bEnableHostWEP) {
1696 pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
1697 pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
1702 if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
1703 if (pDevice->dwDiagRefCount == 0) {
1704 if ((psEthHeader->wType == cpu_to_le16(ETH_P_IPX)) ||
1705 (psEthHeader->wType == cpu_to_le16(0xF380))) {
1706 memcpy((PBYTE) (pbyPayloadHead),
1707 abySNAP_Bridgetunnel, 6);
1709 memcpy((PBYTE) (pbyPayloadHead), &abySNAP_RFC1042[0], 6);
1711 pbyType = (PBYTE) (pbyPayloadHead + 6);
1712 memcpy(pbyType, &(psEthHeader->wType), sizeof(WORD));
1714 memcpy((PBYTE) (pbyPayloadHead), &(psEthHeader->wType), sizeof(WORD));
1721 if (pPacket != NULL) {
1722 // Copy the Packet into a tx Buffer
1723 memcpy((pbyPayloadHead + cb802_1_H_len),
1724 (pPacket + ETH_HLEN),
1725 uSkbPacketLen - ETH_HLEN
1729 // while bRelayPacketSend psEthHeader is point to header+payload
1730 memcpy((pbyPayloadHead + cb802_1_H_len), ((PBYTE)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN);
1733 ASSERT(uLength == cbNdisBodySize);
1735 if ((bNeedEncryption == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
1737 ///////////////////////////////////////////////////////////////////
1739 if (pDevice->sMgmtObj.eAuthenMode == WMAC_AUTH_WPANONE) {
1740 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
1741 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
1743 else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) {
1744 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
1745 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
1748 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]);
1749 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]);
1751 // DO Software Michael
1752 MIC_vInit(dwMICKey0, dwMICKey1);
1753 MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12);
1755 MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
1756 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
1758 ///////////////////////////////////////////////////////////////////
1760 //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength));
1761 //for (ii = 0; ii < cbFrameBodySize; ii++) {
1762 // DBG_PRN_GRP12(("%02x ", *((PBYTE)((pbyPayloadHead + cb802_1_H_len) + ii))));
1764 //DBG_PRN_GRP12(("\n\n\n"));
1766 MIC_vAppend(pbyPayloadHead, cbFrameBodySize);
1768 pdwMIC_L = (PDWORD)(pbyPayloadHead + cbFrameBodySize);
1769 pdwMIC_R = (PDWORD)(pbyPayloadHead + cbFrameBodySize + 4);
1771 MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
1774 if (pDevice->bTxMICFail == TRUE) {
1777 pDevice->bTxMICFail = FALSE;
1779 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
1780 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen);
1781 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
1785 if (bSoftWEP == TRUE) {
1787 s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (WORD)(cbFrameBodySize + cbMIClen));
1789 } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == TRUE)) ||
1790 ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == TRUE)) ||
1791 ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == TRUE)) ) {
1792 cbFrameSize -= cbICVlen;
1795 if (pDevice->bSoftwareGenCrcErr == TRUE) {
1799 dwCRC = 0xFFFFFFFFL;
1800 cbLen = cbFrameSize - cbFCSlen;
1801 // calculate CRC, and wrtie CRC value to end of TD
1802 dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC);
1803 pdwCRC = (PDWORD)(pbyMacHdr + cbLen);
1804 // finally, we must invert dwCRC to get the correct answer
1809 cbFrameSize -= cbFCSlen;
1812 *pcbHeaderLen = cbHeaderLength;
1813 *pcbTotalLen = cbHeaderLength + cbFrameSize ;
1816 //Set FragCtl in TxBufferHead
1817 pTxBufHead->wFragCtl |= (WORD)byFragType;
1828 * Translate 802.3 to 802.11 header
1832 * pDevice - Pointer to adpater
1833 * dwTxBufferAddr - Transmit Buffer
1834 * pPacket - Packet from upper layer
1835 * cbPacketSize - Transmit Data Length
1837 * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header
1838 * pcbAppendPayload - size of append payload for 802.1H translation
1840 * Return Value: none
1845 s_vGenerateMACHeader (
1847 PBYTE pbyBufferAddr,
1849 PSEthernetHeader psEthHeader,
1852 unsigned int uDMAIdx,
1853 unsigned int uFragIdx
1856 PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr;
1858 memset(pMACHeader, 0, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV)));
1860 if (uDMAIdx == TYPE_ATIMDMA) {
1861 pMACHeader->wFrameCtl = TYPE_802_11_ATIM;
1863 pMACHeader->wFrameCtl = TYPE_802_11_DATA;
1866 if (pDevice->eOPMode == OP_MODE_AP) {
1867 memcpy(&(pMACHeader->abyAddr1[0]),
1868 &(psEthHeader->abyDstAddr[0]),
1870 memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
1871 memcpy(&(pMACHeader->abyAddr3[0]),
1872 &(psEthHeader->abySrcAddr[0]),
1874 pMACHeader->wFrameCtl |= FC_FROMDS;
1876 if (pDevice->eOPMode == OP_MODE_ADHOC) {
1877 memcpy(&(pMACHeader->abyAddr1[0]),
1878 &(psEthHeader->abyDstAddr[0]),
1880 memcpy(&(pMACHeader->abyAddr2[0]),
1881 &(psEthHeader->abySrcAddr[0]),
1883 memcpy(&(pMACHeader->abyAddr3[0]),
1884 &(pDevice->abyBSSID[0]),
1887 memcpy(&(pMACHeader->abyAddr3[0]),
1888 &(psEthHeader->abyDstAddr[0]),
1890 memcpy(&(pMACHeader->abyAddr2[0]),
1891 &(psEthHeader->abySrcAddr[0]),
1893 memcpy(&(pMACHeader->abyAddr1[0]),
1894 &(pDevice->abyBSSID[0]),
1896 pMACHeader->wFrameCtl |= FC_TODS;
1901 pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1));
1903 pMACHeader->wDurationID = cpu_to_le16(wDuration);
1905 if (pDevice->bLongHeader) {
1906 PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr;
1907 pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS);
1908 memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN);
1910 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
1912 //Set FragNumber in Sequence Control
1913 pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx);
1915 if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) {
1916 pDevice->wSeqCounter++;
1917 if (pDevice->wSeqCounter > 0x0fff)
1918 pDevice->wSeqCounter = 0;
1921 if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag
1922 pMACHeader->wFrameCtl |= FC_MOREFRAG;
1931 * Request instructs a MAC to transmit a 802.11 management packet through
1932 * the adapter onto the medium.
1936 * hDeviceContext - Pointer to the adapter
1937 * pPacket - A pointer to a descriptor for the packet to transmit
1941 * Return Value: CMD_STATUS_PENDING if MAC Tx resource avaliable; otherwise FALSE
1945 CMD_STATUS csMgmt_xmit(
1947 PSTxMgmtPacket pPacket
1951 PBYTE pbyTxBufferAddr;
1955 unsigned int uDuration;
1956 unsigned int cbReqCount;
1957 PS802_11Header pMACHeader;
1958 unsigned int cbHeaderSize;
1959 unsigned int cbFrameBodySize;
1961 BOOL bIsPSPOLL = FALSE;
1962 PSTxBufHead pTxBufHead;
1963 unsigned int cbFrameSize;
1964 unsigned int cbIVlen = 0;
1965 unsigned int cbICVlen = 0;
1966 unsigned int cbMIClen = 0;
1967 unsigned int cbFCSlen = 4;
1968 unsigned int uPadding = 0;
1970 unsigned int cbMacHdLen;
1971 SEthernetHeader sEthHeader;
1974 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1975 WORD wCurrentRate = RATE_1M;
1976 PTX_BUFFER pTX_Buffer;
1977 PUSB_SEND_CONTEXT pContext;
1981 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
1983 if (NULL == pContext) {
1984 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
1985 return CMD_STATUS_RESOURCES;
1988 pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]);
1989 pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->adwTxKey[0]);
1990 cbFrameBodySize = pPacket->cbPayloadLen;
1991 pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
1992 wTxBufSize = sizeof(STxBufHead);
1993 memset(pTxBufHead, 0, wTxBufSize);
1995 if (pDevice->byBBType == BB_TYPE_11A) {
1996 wCurrentRate = RATE_6M;
1997 byPktType = PK_TYPE_11A;
1999 wCurrentRate = RATE_1M;
2000 byPktType = PK_TYPE_11B;
2003 // SetPower will cause error power TX state for OFDM Date packet in TX buffer.
2004 // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
2005 // And cmd timer will wait data pkt TX finish before scanning so it's OK
2006 // to set power here.
2007 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
2008 RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
2010 RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
2012 pDevice->wCurrentRate = wCurrentRate;
2016 if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
2017 pTxBufHead->wFIFOCtl = 0;
2019 else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
2020 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2022 else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
2023 pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
2025 else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
2026 pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
2029 pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
2030 pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
2032 if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) {
2037 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
2040 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
2041 (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
2043 pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
2044 //Set Preamble type always long
2045 //pDevice->byPreambleType = PREAMBLE_LONG;
2046 // probe-response don't retry
2047 //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
2048 // bNeedACK = FALSE;
2049 // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
2053 pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
2055 if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
2057 cbMacHdLen = WLAN_HDR_ADDR2_LEN;
2059 cbMacHdLen = WLAN_HDR_ADDR3_LEN;
2062 //Set FRAGCTL_MACHDCNT
2063 pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10));
2066 // Although spec says MMPDU can be fragmented; In most case,
2067 // no one will send a MMPDU under fragmentation. With RTS may occur.
2068 pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
2070 if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
2071 if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
2074 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
2076 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2077 cbIVlen = 8;//IV+ExtIV
2080 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
2081 //We need to get seed here for filling TxKey entry.
2082 //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
2083 // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
2085 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2086 cbIVlen = 8;//RSN Header
2088 pTxBufHead->wFragCtl |= FRAGCTL_AES;
2089 pDevice->bAES = TRUE;
2091 //MAC Header should be padding 0 to DW alignment.
2092 uPadding = 4 - (cbMacHdLen%4);
2096 cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen;
2098 //Set FIFOCTL_GrpAckPolicy
2099 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
2100 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
2102 //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
2104 //Set RrvTime/RTS/CTS Buffer
2105 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
2107 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
2110 pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
2111 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS));
2112 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g);
2114 else { // 802.11a/b packet
2115 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
2119 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
2120 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab);
2123 memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
2124 (cbHeaderSize - wTxBufSize));
2126 memcpy(&(sEthHeader.abyDstAddr[0]),
2127 &(pPacket->p80211Header->sA3.abyAddr1[0]),
2129 memcpy(&(sEthHeader.abySrcAddr[0]),
2130 &(pPacket->p80211Header->sA3.abyAddr2[0]),
2132 //=========================
2134 //=========================
2135 pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
2138 //Fill FIFO,RrvTime,RTS,and CTS
2139 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS,
2140 cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
2143 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
2144 0, 0, 1, AUTO_FB_NONE);
2146 pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
2148 cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize;
2150 if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
2152 PBYTE pbyPayloadHead;
2154 PSKeyItem pTransmitKey = NULL;
2156 pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding);
2157 pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen);
2159 if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) &&
2160 (pDevice->bLinkPass == TRUE)) {
2161 pbyBSSID = pDevice->abyBSSID;
2163 if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
2165 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
2166 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
2170 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n");
2175 pbyBSSID = pDevice->abyBroadcastAddr;
2176 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
2177 pTransmitKey = NULL;
2178 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode);
2180 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
2184 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
2185 (PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL);
2187 memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen);
2188 memcpy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen),
2192 // Copy the Packet into a tx Buffer
2193 memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
2196 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2197 pDevice->wSeqCounter++ ;
2198 if (pDevice->wSeqCounter > 0x0fff)
2199 pDevice->wSeqCounter = 0;
2202 // The MAC will automatically replace the Duration-field of MAC header by Duration-field
2203 // of FIFO control header.
2204 // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
2205 // in the same place of other packet's Duration-field).
2206 // And it will cause Cisco-AP to issue Disassociation-packet
2207 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
2208 ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2209 ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2211 ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
2216 pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
2217 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2218 pTX_Buffer->byType = 0x00;
2220 pContext->pPacket = NULL;
2221 pContext->Type = CONTEXT_MGMT_PACKET;
2222 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2224 if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
2225 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2228 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2231 PIPEnsSendBulkOut(pDevice,pContext);
2232 return CMD_STATUS_PENDING;
2239 PSTxMgmtPacket pPacket
2243 unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN;
2244 unsigned int cbHeaderSize = 0;
2245 WORD wTxBufSize = sizeof(STxShortBufHead);
2246 PSTxShortBufHead pTxBufHead;
2247 PS802_11Header pMACHeader;
2248 PSTxDataHead_ab pTxDataHead;
2250 unsigned int cbFrameBodySize;
2251 unsigned int cbReqCount;
2252 PBEACON_BUFFER pTX_Buffer;
2253 PBYTE pbyTxBufferAddr;
2254 PUSB_SEND_CONTEXT pContext;
2258 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2259 if (NULL == pContext) {
2260 status = CMD_STATUS_RESOURCES;
2261 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
2264 pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]);
2265 pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->wFIFOCtl);
2267 cbFrameBodySize = pPacket->cbPayloadLen;
2269 pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr;
2270 wTxBufSize = sizeof(STxShortBufHead);
2271 memset(pTxBufHead, 0, wTxBufSize);
2273 if (pDevice->byBBType == BB_TYPE_11A) {
2274 wCurrentRate = RATE_6M;
2275 pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
2276 //Get SignalField,ServiceField,Length
2277 BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A,
2278 (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
2280 //Get Duration and TimeStampOff
2281 pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A,
2282 wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
2283 pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
2284 cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
2286 wCurrentRate = RATE_1M;
2287 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2288 pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
2289 //Get SignalField,ServiceField,Length
2290 BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B,
2291 (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
2293 //Get Duration and TimeStampOff
2294 pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B,
2295 wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
2296 pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
2297 cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
2300 //Generate Beacon Header
2301 pMACHeader = (PS802_11Header)(pbyTxBufferAddr + cbHeaderSize);
2302 memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
2304 pMACHeader->wDurationID = 0;
2305 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2306 pDevice->wSeqCounter++ ;
2307 if (pDevice->wSeqCounter > 0x0fff)
2308 pDevice->wSeqCounter = 0;
2310 cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize;
2312 pTX_Buffer->wTxByteCount = (WORD)cbReqCount;
2313 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2314 pTX_Buffer->byType = 0x01;
2316 pContext->pPacket = NULL;
2317 pContext->Type = CONTEXT_MGMT_PACKET;
2318 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2320 PIPEnsSendBulkOut(pDevice,pContext);
2321 return CMD_STATUS_PENDING;
2330 vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb) {
2332 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
2334 PBYTE pbyTxBufferAddr;
2338 unsigned int uDuration;
2339 unsigned int cbReqCount;
2340 PS802_11Header pMACHeader;
2341 unsigned int cbHeaderSize;
2342 unsigned int cbFrameBodySize;
2344 BOOL bIsPSPOLL = FALSE;
2345 PSTxBufHead pTxBufHead;
2346 unsigned int cbFrameSize;
2347 unsigned int cbIVlen = 0;
2348 unsigned int cbICVlen = 0;
2349 unsigned int cbMIClen = 0;
2350 unsigned int cbFCSlen = 4;
2351 unsigned int uPadding = 0;
2352 unsigned int cbMICHDR = 0;
2353 unsigned int uLength = 0;
2354 DWORD dwMICKey0, dwMICKey1;
2355 DWORD dwMIC_Priority;
2359 unsigned int cbMacHdLen;
2360 SEthernetHeader sEthHeader;
2363 WORD wCurrentRate = RATE_1M;
2364 PUWLAN_80211HDR p80211Header;
2365 unsigned int uNodeIndex = 0;
2366 BOOL bNodeExist = FALSE;
2368 PSKeyItem pTransmitKey = NULL;
2370 PBYTE pbyPayloadHead;
2372 unsigned int cbExtSuppRate = 0;
2373 PTX_BUFFER pTX_Buffer;
2374 PUSB_SEND_CONTEXT pContext;
2378 pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
2380 if(skb->len <= WLAN_HDR_ADDR3_LEN) {
2381 cbFrameBodySize = 0;
2384 cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN;
2386 p80211Header = (PUWLAN_80211HDR)skb->data;
2388 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2390 if (NULL == pContext) {
2391 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n");
2392 dev_kfree_skb_irq(skb);
2396 pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]);
2397 pbyTxBufferAddr = (PBYTE)(&pTX_Buffer->adwTxKey[0]);
2398 pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
2399 wTxBufSize = sizeof(STxBufHead);
2400 memset(pTxBufHead, 0, wTxBufSize);
2402 if (pDevice->byBBType == BB_TYPE_11A) {
2403 wCurrentRate = RATE_6M;
2404 byPktType = PK_TYPE_11A;
2406 wCurrentRate = RATE_1M;
2407 byPktType = PK_TYPE_11B;
2410 // SetPower will cause error power TX state for OFDM Date packet in TX buffer.
2411 // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
2412 // And cmd timer will wait data pkt TX finish before scanning so it's OK
2413 // to set power here.
2414 if (pMgmt->eScanState != WMAC_NO_SCANNING) {
2415 RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
2417 RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
2420 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl);
2423 if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
2424 pTxBufHead->wFIFOCtl = 0;
2426 else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
2427 pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
2429 else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
2430 pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
2432 else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
2433 pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
2436 pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
2437 pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
2439 if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) {
2441 if (pDevice->bEnableHostWEP) {
2447 if (pDevice->bEnableHostWEP) {
2448 if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex))
2452 pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
2455 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
2456 (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
2458 pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
2459 //Set Preamble type always long
2460 //pDevice->byPreambleType = PREAMBLE_LONG;
2462 // probe-response don't retry
2463 //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
2464 // bNeedACK = FALSE;
2465 // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
2469 pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
2471 if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
2473 cbMacHdLen = WLAN_HDR_ADDR2_LEN;
2475 cbMacHdLen = WLAN_HDR_ADDR3_LEN;
2478 // hostapd deamon ext support rate patch
2479 if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
2481 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) {
2482 cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN;
2485 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) {
2486 cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
2489 if (cbExtSuppRate >0) {
2490 cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES;
2495 //Set FRAGCTL_MACHDCNT
2496 pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10);
2499 // Although spec says MMPDU can be fragmented; In most case,
2500 // no one will send a MMPDU under fragmentation. With RTS may occur.
2501 pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
2504 if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
2505 if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
2508 pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
2510 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
2511 cbIVlen = 8;//IV+ExtIV
2514 pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
2515 //We need to get seed here for filling TxKey entry.
2516 //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
2517 // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
2519 else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
2520 cbIVlen = 8;//RSN Header
2522 cbMICHDR = sizeof(SMICHDRHead);
2523 pTxBufHead->wFragCtl |= FRAGCTL_AES;
2524 pDevice->bAES = TRUE;
2526 //MAC Header should be padding 0 to DW alignment.
2527 uPadding = 4 - (cbMacHdLen%4);
2531 cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate;
2533 //Set FIFOCTL_GrpAckPolicy
2534 if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
2535 pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
2537 //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
2540 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
2542 pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
2543 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
2545 pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
2546 pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
2547 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
2550 else {//802.11a/b packet
2552 pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
2553 pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
2556 pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
2557 cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
2559 memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
2560 (cbHeaderSize - wTxBufSize));
2561 memcpy(&(sEthHeader.abyDstAddr[0]),
2562 &(p80211Header->sA3.abyAddr1[0]),
2564 memcpy(&(sEthHeader.abySrcAddr[0]),
2565 &(p80211Header->sA3.abyAddr2[0]),
2567 //=========================
2569 //=========================
2570 pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
2573 //Fill FIFO,RrvTime,RTS,and CTS
2574 s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
2575 cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
2578 uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
2579 0, 0, 1, AUTO_FB_NONE);
2581 pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
2583 cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate;
2585 pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize);
2586 pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen);
2587 pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding);
2589 // Copy the Packet into a tx Buffer
2590 memcpy(pbyMacHdr, skb->data, cbMacHdLen);
2592 // version set to 0, patch for hostapd deamon
2593 pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc);
2594 memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize);
2596 // replace support rate, patch for hostapd deamon( only support 11M)
2597 if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
2598 if (cbExtSuppRate != 0) {
2599 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0)
2600 memcpy((pbyPayloadHead + cbFrameBodySize),
2601 pMgmt->abyCurrSuppRates,
2602 ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN
2604 if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0)
2605 memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN,
2606 pMgmt->abyCurrExtSuppRates,
2607 ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN
2613 if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
2615 if (pDevice->bEnableHostWEP) {
2616 pTransmitKey = &STempKey;
2617 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
2618 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
2619 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
2620 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
2621 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
2622 memcpy(pTransmitKey->abyKey,
2623 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
2624 pTransmitKey->uKeyLength
2628 if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
2630 dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
2631 dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
2633 // DO Software Michael
2634 MIC_vInit(dwMICKey0, dwMICKey1);
2635 MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12);
2637 MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
2638 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
2640 uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen;
2642 MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize);
2644 pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize);
2645 pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4);
2647 MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
2650 if (pDevice->bTxMICFail == TRUE) {
2653 pDevice->bTxMICFail = FALSE;
2656 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
2657 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen);
2658 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
2662 s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
2663 pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
2665 if (pDevice->bEnableHostWEP) {
2666 pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
2667 pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
2670 if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) {
2671 s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen));
2675 pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
2676 pDevice->wSeqCounter++ ;
2677 if (pDevice->wSeqCounter > 0x0fff)
2678 pDevice->wSeqCounter = 0;
2682 // The MAC will automatically replace the Duration-field of MAC header by Duration-field
2683 // of FIFO control header.
2684 // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
2685 // in the same place of other packet's Duration-field).
2686 // And it will cause Cisco-AP to issue Disassociation-packet
2687 if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
2688 ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID);
2689 ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID);
2691 ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID);
2695 pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
2696 pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
2697 pTX_Buffer->byType = 0x00;
2699 pContext->pPacket = skb;
2700 pContext->Type = CONTEXT_MGMT_PACKET;
2701 pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
2703 if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
2704 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2707 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
2709 PIPEnsSendBulkOut(pDevice,pContext);
2717 //TYPE_AC0DMA data tx
2720 * Tx packet via AC0DMA(DMA1)
2724 * pDevice - Pointer to the adapter
2725 * skb - Pointer to tx skb packet
2729 * Return Value: NULL
2732 int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb)
2734 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
2735 unsigned int BytesToWrite = 0, uHeaderLen = 0;
2736 unsigned int uNodeIndex = 0;
2737 BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
2740 BOOL bNeedEncryption = FALSE;
2741 PSKeyItem pTransmitKey = NULL;
2744 BOOL bTKIP_UseGTK = FALSE;
2745 BOOL bNeedDeAuth = FALSE;
2747 BOOL bNodeExist = FALSE;
2748 PUSB_SEND_CONTEXT pContext;
2749 BOOL fConvertedPacket;
2750 PTX_BUFFER pTX_Buffer;
2751 unsigned int status;
2752 WORD wKeepRate = pDevice->wCurrentRate;
2753 struct net_device_stats* pStats = &pDevice->stats;
2754 BOOL bTxeapol_key = FALSE;
2757 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
2759 if (pDevice->uAssocCount == 0) {
2760 dev_kfree_skb_irq(skb);
2764 if (is_multicast_ether_addr((PBYTE)(skb->data))) {
2767 if (pMgmt->sNodeDBTable[0].bPSEnable) {
2769 skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb);
2770 pMgmt->sNodeDBTable[0].wEnQueueCnt++;
2772 pMgmt->abyPSTxMap[0] |= byMask[0];
2775 // muticast/broadcast data rate
2777 if (pDevice->byBBType != BB_TYPE_11A)
2778 pDevice->wCurrentRate = RATE_2M;
2780 pDevice->wCurrentRate = RATE_24M;
2781 // long preamble type
2782 pDevice->byPreambleType = PREAMBLE_SHORT;
2786 if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(skb->data), &uNodeIndex)) {
2788 if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) {
2790 skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb);
2792 pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++;
2794 wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID;
2795 pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7];
2796 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n",
2797 (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]);
2801 // AP rate decided from node
2802 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
2803 // tx preamble decided from node
2805 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
2806 pDevice->byPreambleType = pDevice->byShortPreamble;
2809 pDevice->byPreambleType = PREAMBLE_LONG;
2815 if (bNodeExist == FALSE) {
2816 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n");
2817 dev_kfree_skb_irq(skb);
2822 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
2824 if (pContext == NULL) {
2825 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n");
2826 dev_kfree_skb_irq(skb);
2827 return STATUS_RESOURCES;
2830 memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), ETH_HLEN);
2832 //mike add:station mode check eapol-key challenge--->
2834 BYTE Protocol_Version; //802.1x Authentication
2835 BYTE Packet_Type; //802.1x Authentication
2836 BYTE Descriptor_type;
2839 Protocol_Version = skb->data[ETH_HLEN];
2840 Packet_Type = skb->data[ETH_HLEN+1];
2841 Descriptor_type = skb->data[ETH_HLEN+1+1+2];
2842 Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]);
2843 if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
2844 /* 802.1x OR eapol-key challenge frame transfer */
2845 if (((Protocol_Version == 1) || (Protocol_Version == 2)) &&
2846 (Packet_Type == 3)) {
2847 bTxeapol_key = TRUE;
2848 if(!(Key_info & BIT3) && //WPA or RSN group-key challenge
2849 (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key
2850 if(Descriptor_type==254) {
2851 pDevice->fWPA_Authened = TRUE;
2855 pDevice->fWPA_Authened = TRUE;
2856 PRINT_K("WPA2(re-keying) ");
2858 PRINT_K("Authentication completed!!\n");
2860 else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairse-key challenge
2861 (Key_info & BIT8) && (Key_info & BIT9)) {
2862 pDevice->fWPA_Authened = TRUE;
2863 PRINT_K("WPA2 Authentication completed!!\n");
2868 //mike add:station mode check eapol-key challenge<---
2870 if (pDevice->bEncryptionEnable == TRUE) {
2871 bNeedEncryption = TRUE;
2874 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
2875 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
2876 pbyBSSID = pDevice->abyBSSID;
2878 if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
2880 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
2881 bTKIP_UseGTK = TRUE;
2882 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
2886 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n");
2889 }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2891 pbyBSSID = pDevice->sTxEthHeader.abyDstAddr; //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1
2892 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n");
2893 for (ii = 0; ii< 6; ii++)
2894 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii));
2895 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n");
2898 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE)
2902 pbyBSSID = pDevice->abyBroadcastAddr;
2903 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
2904 pTransmitKey = NULL;
2905 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
2906 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
2909 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
2911 bTKIP_UseGTK = TRUE;
2912 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
2917 if (pDevice->bEnableHostWEP) {
2918 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex);
2919 if (pDevice->bEncryptionEnable == TRUE) {
2920 pTransmitKey = &STempKey;
2921 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
2922 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
2923 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
2924 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
2925 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
2926 memcpy(pTransmitKey->abyKey,
2927 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
2928 pTransmitKey->uKeyLength
2933 byPktType = (BYTE)pDevice->byPacketType;
2935 if (pDevice->bFixRate) {
2936 if (pDevice->byBBType == BB_TYPE_11B) {
2937 if (pDevice->uConnectionRate >= RATE_11M) {
2938 pDevice->wCurrentRate = RATE_11M;
2940 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
2943 if ((pDevice->byBBType == BB_TYPE_11A) &&
2944 (pDevice->uConnectionRate <= RATE_6M)) {
2945 pDevice->wCurrentRate = RATE_6M;
2947 if (pDevice->uConnectionRate >= RATE_54M)
2948 pDevice->wCurrentRate = RATE_54M;
2950 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
2955 if (pDevice->eOPMode == OP_MODE_ADHOC) {
2956 // Adhoc Tx rate decided from node DB
2957 if (is_multicast_ether_addr(pDevice->sTxEthHeader.abyDstAddr)) {
2958 // Multicast use highest data rate
2959 pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
2961 pDevice->byPreambleType = pDevice->byShortPreamble;
2964 if(BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.abyDstAddr[0]), &uNodeIndex)) {
2965 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
2966 if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
2967 pDevice->byPreambleType = pDevice->byShortPreamble;
2971 pDevice->byPreambleType = PREAMBLE_LONG;
2973 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate);
2976 if (pDevice->byBBType != BB_TYPE_11A)
2977 pDevice->wCurrentRate = RATE_2M;
2979 pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s
2980 // abyCurrExtSuppRates[]
2981 pDevice->byPreambleType = PREAMBLE_SHORT;
2982 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n");
2986 if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) {
2987 // Infra STA rate decided from AP Node, index = 0
2988 pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
2992 if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
2993 if (pDevice->byBBType != BB_TYPE_11A) {
2994 pDevice->wCurrentRate = RATE_1M;
2995 pDevice->byACKRate = RATE_1M;
2996 pDevice->byTopCCKBasicRate = RATE_1M;
2997 pDevice->byTopOFDMBasicRate = RATE_6M;
2999 pDevice->wCurrentRate = RATE_6M;
3000 pDevice->byACKRate = RATE_6M;
3001 pDevice->byTopCCKBasicRate = RATE_1M;
3002 pDevice->byTopOFDMBasicRate = RATE_6M;
3006 DBG_PRT(MSG_LEVEL_DEBUG,
3007 KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n",
3008 pDevice->wCurrentRate);
3010 if (wKeepRate != pDevice->wCurrentRate) {
3011 bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
3014 if (pDevice->wCurrentRate <= RATE_11M) {
3015 byPktType = PK_TYPE_11B;
3018 if (bNeedEncryption == TRUE) {
3019 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType));
3020 if ((pDevice->sTxEthHeader.wType) == cpu_to_le16(ETH_P_PAE)) {
3021 bNeedEncryption = FALSE;
3022 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType));
3023 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
3024 if (pTransmitKey == NULL) {
3025 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n");
3028 if (bTKIP_UseGTK == TRUE) {
3029 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n");
3032 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
3033 bNeedEncryption = TRUE;
3038 if (pDevice->byCntMeasure == 2) {
3040 pDevice->s802_11Counter.TKIPCounterMeasuresInvoked++;
3043 if (pDevice->bEnableHostWEP) {
3044 if ((uNodeIndex != 0) &&
3045 (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) {
3046 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
3047 bNeedEncryption = TRUE;
3053 if (pTransmitKey == NULL) {
3054 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n");
3055 dev_kfree_skb_irq(skb);
3056 pStats->tx_dropped++;
3057 return STATUS_FAILURE;
3062 fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
3063 (PBYTE)(&pContext->Data[0]), bNeedEncryption,
3064 skb->len, uDMAIdx, &pDevice->sTxEthHeader,
3065 (PBYTE)skb->data, pTransmitKey, uNodeIndex,
3066 pDevice->wCurrentRate,
3067 &uHeaderLen, &BytesToWrite
3070 if (fConvertedPacket == FALSE) {
3071 pContext->bBoolInUse = FALSE;
3072 dev_kfree_skb_irq(skb);
3073 return STATUS_FAILURE;
3076 if ( pDevice->bEnablePSMode == TRUE ) {
3077 if ( !pDevice->bPSModeTxBurst ) {
3078 bScheduleCommand((void *) pDevice,
3079 WLAN_CMD_MAC_DISPOWERSAVING,
3081 pDevice->bPSModeTxBurst = TRUE;
3085 pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
3086 pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
3087 pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
3089 pContext->pPacket = skb;
3090 pContext->Type = CONTEXT_DATA_PACKET;
3091 pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
3093 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
3095 status = PIPEnsSendBulkOut(pDevice,pContext);
3097 if (bNeedDeAuth == TRUE) {
3098 WORD wReason = WLAN_MGMT_REASON_MIC_FAILURE;
3100 bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (PBYTE) &wReason);
3103 if(status!=STATUS_PENDING) {
3104 pContext->bBoolInUse = FALSE;
3105 dev_kfree_skb_irq(skb);
3106 return STATUS_FAILURE;
3117 * Relay packet send (AC1DMA) from rx dpc.
3121 * pDevice - Pointer to the adapter
3122 * pPacket - Pointer to rx packet
3123 * cbPacketSize - rx ethernet frame size
3127 * Return Value: Return TRUE if packet is copy to dma1; otherwise FALSE
3135 unsigned int uDataLen,
3136 unsigned int uNodeIndex
3139 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
3140 unsigned int BytesToWrite = 0, uHeaderLen = 0;
3141 BYTE byPktType = PK_TYPE_11B;
3142 BOOL bNeedEncryption = FALSE;
3144 PSKeyItem pTransmitKey = NULL;
3146 PUSB_SEND_CONTEXT pContext;
3148 BOOL fConvertedPacket;
3149 PTX_BUFFER pTX_Buffer;
3150 unsigned int status;
3151 WORD wKeepRate = pDevice->wCurrentRate;
3155 pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
3157 if (NULL == pContext) {
3161 memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)pbySkbData, ETH_HLEN);
3163 if (pDevice->bEncryptionEnable == TRUE) {
3164 bNeedEncryption = TRUE;
3166 pbyBSSID = pDevice->abyBroadcastAddr;
3167 if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
3168 pTransmitKey = NULL;
3169 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode);
3171 DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
3175 if (pDevice->bEnableHostWEP) {
3176 if (uNodeIndex < MAX_NODE_NUM + 1) {
3177 pTransmitKey = &STempKey;
3178 pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
3179 pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
3180 pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
3181 pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
3182 pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
3183 memcpy(pTransmitKey->abyKey,
3184 &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
3185 pTransmitKey->uKeyLength
3190 if ( bNeedEncryption && (pTransmitKey == NULL) ) {
3191 pContext->bBoolInUse = FALSE;
3195 byPktTyp = (BYTE)pDevice->byPacketType;
3197 if (pDevice->bFixRate) {
3198 if (pDevice->byBBType == BB_TYPE_11B) {
3199 if (pDevice->uConnectionRate >= RATE_11M) {
3200 pDevice->wCurrentRate = RATE_11M;
3202 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
3205 if ((pDevice->byBBType == BB_TYPE_11A) &&
3206 (pDevice->uConnectionRate <= RATE_6M)) {
3207 pDevice->wCurrentRate = RATE_6M;
3209 if (pDevice->uConnectionRate >= RATE_54M)
3210 pDevice->wCurrentRate = RATE_54M;
3212 pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
3217 pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
3220 if (wKeepRate != pDevice->wCurrentRate) {
3221 bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
3224 if (pDevice->wCurrentRate <= RATE_11M)
3225 byPktType = PK_TYPE_11B;
3227 BytesToWrite = uDataLen + ETH_FCS_LEN;
3229 // Convert the packet to an usb frame and copy into our buffer
3230 // and send the irp.
3232 fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
3233 (PBYTE)(&pContext->Data[0]), bNeedEncryption,
3234 uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader,
3235 pbySkbData, pTransmitKey, uNodeIndex,
3236 pDevice->wCurrentRate,
3237 &uHeaderLen, &BytesToWrite
3240 if (fConvertedPacket == FALSE) {
3241 pContext->bBoolInUse = FALSE;
3245 pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
3246 pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
3247 pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
3249 pContext->pPacket = NULL;
3250 pContext->Type = CONTEXT_DATA_PACKET;
3251 pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
3253 s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
3255 status = PIPEnsSendBulkOut(pDevice,pContext);