3260 lines
124 KiB
C
3260 lines
124 KiB
C
/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* File: rxtx.c
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*
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* Purpose: handle WMAC/802.3/802.11 rx & tx functions
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*
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* Author: Lyndon Chen
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*
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* Date: May 20, 2003
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*
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* Functions:
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* s_vGenerateTxParameter - Generate tx dma required parameter.
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* s_vGenerateMACHeader - Translate 802.3 to 802.11 header
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* csBeacon_xmit - beacon tx function
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* csMgmt_xmit - management tx function
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* s_uGetDataDuration - get tx data required duration
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* s_uFillDataHead- fulfill tx data duration header
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* s_uGetRTSCTSDuration- get rtx/cts required duration
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* s_uGetRTSCTSRsvTime- get rts/cts reserved time
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* s_uGetTxRsvTime- get frame reserved time
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* s_vFillCTSHead- fulfill CTS ctl header
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* s_vFillFragParameter- Set fragment ctl parameter.
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* s_vFillRTSHead- fulfill RTS ctl header
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* s_vFillTxKey- fulfill tx encrypt key
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* s_vSWencryption- Software encrypt header
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* vDMA0_tx_80211- tx 802.11 frame via dma0
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* vGenerateFIFOHeader- Generate tx FIFO ctl header
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*
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* Revision History:
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*
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*/
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#include "device.h"
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#include "rxtx.h"
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#include "tether.h"
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#include "card.h"
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#include "bssdb.h"
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#include "mac.h"
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#include "baseband.h"
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#include "michael.h"
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#include "tkip.h"
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#include "tcrc.h"
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#include "wctl.h"
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#include "hostap.h"
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#include "rf.h"
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#include "datarate.h"
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#include "usbpipe.h"
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#include "iocmd.h"
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/*--------------------- Static Definitions -------------------------*/
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/*--------------------- Static Classes ----------------------------*/
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/*--------------------- Static Variables --------------------------*/
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static int msglevel = MSG_LEVEL_INFO;
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/*--------------------- Static Functions --------------------------*/
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/*--------------------- Static Definitions -------------------------*/
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#define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send
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// packet size >= 256 -> direct send
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const WORD wTimeStampOff[2][MAX_RATE] = {
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{384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble
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{384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble
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};
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const WORD wFB_Opt0[2][5] = {
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{RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0
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{RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1
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};
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const WORD wFB_Opt1[2][5] = {
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{RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0
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{RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1
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};
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#define RTSDUR_BB 0
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#define RTSDUR_BA 1
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#define RTSDUR_AA 2
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#define CTSDUR_BA 3
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#define RTSDUR_BA_F0 4
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#define RTSDUR_AA_F0 5
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#define RTSDUR_BA_F1 6
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#define RTSDUR_AA_F1 7
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#define CTSDUR_BA_F0 8
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#define CTSDUR_BA_F1 9
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#define DATADUR_B 10
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#define DATADUR_A 11
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#define DATADUR_A_F0 12
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#define DATADUR_A_F1 13
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/*--------------------- Static Functions --------------------------*/
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static
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void
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s_vSaveTxPktInfo(
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PSDevice pDevice,
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BYTE byPktNum,
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PBYTE pbyDestAddr,
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WORD wPktLength,
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WORD wFIFOCtl
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);
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static
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void *
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s_vGetFreeContext(
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PSDevice pDevice
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);
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static
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void
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s_vGenerateTxParameter(
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PSDevice pDevice,
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BYTE byPktType,
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WORD wCurrentRate,
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void *pTxBufHead,
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void *pvRrvTime,
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void *pvRTS,
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void *pvCTS,
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unsigned int cbFrameSize,
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BOOL bNeedACK,
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unsigned int uDMAIdx,
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PSEthernetHeader psEthHeader
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);
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static unsigned int s_uFillDataHead(
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PSDevice pDevice,
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BYTE byPktType,
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WORD wCurrentRate,
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void *pTxDataHead,
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unsigned int cbFrameLength,
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unsigned int uDMAIdx,
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BOOL bNeedAck,
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unsigned int uFragIdx,
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unsigned int cbLastFragmentSize,
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unsigned int uMACfragNum,
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BYTE byFBOption
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);
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static
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void
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s_vGenerateMACHeader (
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PSDevice pDevice,
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PBYTE pbyBufferAddr,
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WORD wDuration,
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PSEthernetHeader psEthHeader,
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BOOL bNeedEncrypt,
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WORD wFragType,
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unsigned int uDMAIdx,
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unsigned int uFragIdx
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);
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static
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void
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s_vFillTxKey(
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PSDevice pDevice,
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PBYTE pbyBuf,
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PBYTE pbyIVHead,
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PSKeyItem pTransmitKey,
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PBYTE pbyHdrBuf,
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WORD wPayloadLen,
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PBYTE pMICHDR
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);
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static
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void
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s_vSWencryption (
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PSDevice pDevice,
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PSKeyItem pTransmitKey,
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PBYTE pbyPayloadHead,
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WORD wPayloadSize
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);
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static unsigned int s_uGetTxRsvTime(
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PSDevice pDevice,
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BYTE byPktType,
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unsigned int cbFrameLength,
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WORD wRate,
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BOOL bNeedAck
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);
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static unsigned int s_uGetRTSCTSRsvTime(
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PSDevice pDevice,
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BYTE byRTSRsvType,
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BYTE byPktType,
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unsigned int cbFrameLength,
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WORD wCurrentRate
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);
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static
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void
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s_vFillCTSHead (
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PSDevice pDevice,
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unsigned int uDMAIdx,
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BYTE byPktType,
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void *pvCTS,
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unsigned int cbFrameLength,
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BOOL bNeedAck,
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BOOL bDisCRC,
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WORD wCurrentRate,
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BYTE byFBOption
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);
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static
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void
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s_vFillRTSHead(
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PSDevice pDevice,
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BYTE byPktType,
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void *pvRTS,
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unsigned int cbFrameLength,
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BOOL bNeedAck,
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BOOL bDisCRC,
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PSEthernetHeader psEthHeader,
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WORD wCurrentRate,
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BYTE byFBOption
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);
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static unsigned int s_uGetDataDuration(
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PSDevice pDevice,
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BYTE byDurType,
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unsigned int cbFrameLength,
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BYTE byPktType,
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WORD wRate,
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BOOL bNeedAck,
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unsigned int uFragIdx,
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unsigned int cbLastFragmentSize,
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unsigned int uMACfragNum,
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BYTE byFBOption
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);
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static
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unsigned int
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s_uGetRTSCTSDuration (
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PSDevice pDevice,
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BYTE byDurType,
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unsigned int cbFrameLength,
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BYTE byPktType,
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WORD wRate,
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BOOL bNeedAck,
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BYTE byFBOption
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);
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/*--------------------- Export Variables --------------------------*/
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static
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void *
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s_vGetFreeContext(
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PSDevice pDevice
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)
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{
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PUSB_SEND_CONTEXT pContext = NULL;
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PUSB_SEND_CONTEXT pReturnContext = NULL;
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unsigned int ii;
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n");
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for (ii = 0; ii < pDevice->cbTD; ii++) {
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pContext = pDevice->apTD[ii];
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if (pContext->bBoolInUse == FALSE) {
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pContext->bBoolInUse = TRUE;
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pReturnContext = pContext;
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break;
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}
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}
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if ( ii == pDevice->cbTD ) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n");
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}
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return (void *) pReturnContext;
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}
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static
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void
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s_vSaveTxPktInfo(PSDevice pDevice, BYTE byPktNum, PBYTE pbyDestAddr, WORD wPktLength, WORD wFIFOCtl)
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{
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PSStatCounter pStatistic=&(pDevice->scStatistic);
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if (is_broadcast_ether_addr(pbyDestAddr))
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pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD;
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else if (is_multicast_ether_addr(pbyDestAddr))
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pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI;
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else
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pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI;
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pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength;
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pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl;
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memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr,
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pbyDestAddr,
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ETH_ALEN);
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}
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static
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void
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s_vFillTxKey (
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PSDevice pDevice,
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PBYTE pbyBuf,
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PBYTE pbyIVHead,
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PSKeyItem pTransmitKey,
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PBYTE pbyHdrBuf,
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WORD wPayloadLen,
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PBYTE pMICHDR
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)
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{
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PDWORD pdwIV = (PDWORD) pbyIVHead;
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PDWORD pdwExtIV = (PDWORD) ((PBYTE)pbyIVHead+4);
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WORD wValue;
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PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf;
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DWORD dwRevIVCounter;
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//Fill TXKEY
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if (pTransmitKey == NULL)
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return;
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dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter);
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*pdwIV = pDevice->dwIVCounter;
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pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf;
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if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
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if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){
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memcpy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3);
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memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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} else {
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memcpy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3);
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memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) {
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memcpy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3);
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memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength);
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}
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memcpy(pDevice->abyPRNG, pbyBuf, 16);
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}
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// Append IV after Mac Header
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*pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111
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*pdwIV |= (pDevice->byKeyIndex << 30);
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*pdwIV = cpu_to_le32(*pdwIV);
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pDevice->dwIVCounter++;
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if (pDevice->dwIVCounter > WEP_IV_MASK) {
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pDevice->dwIVCounter = 0;
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}
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
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pTransmitKey->wTSC15_0++;
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if (pTransmitKey->wTSC15_0 == 0) {
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pTransmitKey->dwTSC47_16++;
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}
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TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
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pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
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memcpy(pbyBuf, pDevice->abyPRNG, 16);
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// Make IV
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memcpy(pdwIV, pDevice->abyPRNG, 3);
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*(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
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// Append IV&ExtIV after Mac Header
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*pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV);
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
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pTransmitKey->wTSC15_0++;
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if (pTransmitKey->wTSC15_0 == 0) {
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pTransmitKey->dwTSC47_16++;
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}
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memcpy(pbyBuf, pTransmitKey->abyKey, 16);
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// Make IV
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*pdwIV = 0;
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*(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV
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*pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0));
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//Append IV&ExtIV after Mac Header
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*pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16);
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//Fill MICHDR0
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*pMICHDR = 0x59;
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*((PBYTE)(pMICHDR+1)) = 0; // TxPriority
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memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6);
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*((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16));
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*((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16));
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*((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16));
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*((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16));
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*((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0);
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*((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0);
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*((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen);
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*((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen);
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//Fill MICHDR1
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*((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8]
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if (pDevice->bLongHeader) {
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*((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0]
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} else {
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*((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0]
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}
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wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F);
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memcpy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL
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memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6);
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memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6);
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//Fill MICHDR2
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memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6);
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wValue = pMACHeader->wSeqCtl;
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wValue &= 0x000F;
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wValue = cpu_to_le16(wValue);
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memcpy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL
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if (pDevice->bLongHeader) {
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memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6);
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}
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}
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}
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static
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void
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s_vSWencryption (
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PSDevice pDevice,
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PSKeyItem pTransmitKey,
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PBYTE pbyPayloadHead,
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WORD wPayloadSize
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)
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{
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unsigned int cbICVlen = 4;
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DWORD dwICV = 0xFFFFFFFFL;
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PDWORD pdwICV;
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if (pTransmitKey == NULL)
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return;
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if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
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//=======================================================================
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// Append ICV after payload
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dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
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pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
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// finally, we must invert dwCRC to get the correct answer
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*pdwICV = cpu_to_le32(~dwICV);
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// RC4 encryption
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rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3);
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rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
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//=======================================================================
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} else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
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//=======================================================================
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//Append ICV after payload
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dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload)
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pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize);
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// finally, we must invert dwCRC to get the correct answer
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*pdwICV = cpu_to_le32(~dwICV);
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// RC4 encryption
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rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
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rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen);
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//=======================================================================
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}
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}
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/*byPktType : PK_TYPE_11A 0
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PK_TYPE_11B 1
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PK_TYPE_11GB 2
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PK_TYPE_11GA 3
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*/
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static
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unsigned int
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s_uGetTxRsvTime (
|
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PSDevice pDevice,
|
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BYTE byPktType,
|
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unsigned int cbFrameLength,
|
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WORD wRate,
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BOOL bNeedAck
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)
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{
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unsigned int uDataTime, uAckTime;
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uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate);
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if (byPktType == PK_TYPE_11B) {//llb,CCK mode
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopCCKBasicRate);
|
|
} else {//11g 2.4G OFDM mode & 11a 5G OFDM mode
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopOFDMBasicRate);
|
|
}
|
|
|
|
if (bNeedAck) {
|
|
return (uDataTime + pDevice->uSIFS + uAckTime);
|
|
}
|
|
else {
|
|
return uDataTime;
|
|
}
|
|
}
|
|
|
|
//byFreqType: 0=>5GHZ 1=>2.4GHZ
|
|
static
|
|
unsigned int
|
|
s_uGetRTSCTSRsvTime (
|
|
PSDevice pDevice,
|
|
BYTE byRTSRsvType,
|
|
BYTE byPktType,
|
|
unsigned int cbFrameLength,
|
|
WORD wCurrentRate
|
|
)
|
|
{
|
|
unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime;
|
|
|
|
uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0;
|
|
|
|
|
|
uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate);
|
|
if (byRTSRsvType == 0) { //RTSTxRrvTime_bb
|
|
uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
|
|
uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
}
|
|
else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ
|
|
uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate);
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
}
|
|
else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa
|
|
uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate);
|
|
uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
}
|
|
else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS;
|
|
return uRrvTime;
|
|
}
|
|
|
|
//RTSRrvTime
|
|
uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS;
|
|
return uRrvTime;
|
|
}
|
|
|
|
//byFreqType 0: 5GHz, 1:2.4Ghz
|
|
static
|
|
unsigned int
|
|
s_uGetDataDuration (
|
|
PSDevice pDevice,
|
|
BYTE byDurType,
|
|
unsigned int cbFrameLength,
|
|
BYTE byPktType,
|
|
WORD wRate,
|
|
BOOL bNeedAck,
|
|
unsigned int uFragIdx,
|
|
unsigned int cbLastFragmentSize,
|
|
unsigned int uMACfragNum,
|
|
BYTE byFBOption
|
|
)
|
|
{
|
|
BOOL bLastFrag = 0;
|
|
unsigned int uAckTime = 0, uNextPktTime = 0;
|
|
|
|
if (uFragIdx == (uMACfragNum-1)) {
|
|
bLastFrag = 1;
|
|
}
|
|
|
|
switch (byDurType) {
|
|
|
|
case DATADUR_B: //DATADUR_B
|
|
if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag
|
|
if (bNeedAck) {
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
return (pDevice->uSIFS + uAckTime);
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
else {//First Frag or Mid Frag
|
|
if (uFragIdx == (uMACfragNum-2)) {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
}
|
|
if (bNeedAck) {
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
return (pDevice->uSIFS + uAckTime + uNextPktTime);
|
|
} else {
|
|
return (pDevice->uSIFS + uNextPktTime);
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case DATADUR_A: //DATADUR_A
|
|
if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime);
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
else {//First Frag or Mid Frag
|
|
if(uFragIdx == (uMACfragNum-2)){
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
}
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime + uNextPktTime);
|
|
} else {
|
|
return (pDevice->uSIFS + uNextPktTime);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case DATADUR_A_F0: //DATADUR_A_F0
|
|
if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime);
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
else { //First Frag or Mid Frag
|
|
if (byFBOption == AUTO_FB_0) {
|
|
if (wRate < RATE_18M)
|
|
wRate = RATE_18M;
|
|
else if (wRate > RATE_54M)
|
|
wRate = RATE_54M;
|
|
|
|
if(uFragIdx == (uMACfragNum-2)){
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
} else { // (byFBOption == AUTO_FB_1)
|
|
if (wRate < RATE_18M)
|
|
wRate = RATE_18M;
|
|
else if (wRate > RATE_54M)
|
|
wRate = RATE_54M;
|
|
|
|
if(uFragIdx == (uMACfragNum-2)){
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
}
|
|
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime + uNextPktTime);
|
|
} else {
|
|
return (pDevice->uSIFS + uNextPktTime);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case DATADUR_A_F1: //DATADUR_A_F1
|
|
if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime);
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
else { //First Frag or Mid Frag
|
|
if (byFBOption == AUTO_FB_0) {
|
|
if (wRate < RATE_18M)
|
|
wRate = RATE_18M;
|
|
else if (wRate > RATE_54M)
|
|
wRate = RATE_54M;
|
|
|
|
if(uFragIdx == (uMACfragNum-2)){
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
|
|
} else { // (byFBOption == AUTO_FB_1)
|
|
if (wRate < RATE_18M)
|
|
wRate = RATE_18M;
|
|
else if (wRate > RATE_54M)
|
|
wRate = RATE_54M;
|
|
|
|
if(uFragIdx == (uMACfragNum-2)){
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
} else {
|
|
uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
}
|
|
if(bNeedAck){
|
|
uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
return (pDevice->uSIFS + uAckTime + uNextPktTime);
|
|
} else {
|
|
return (pDevice->uSIFS + uNextPktTime);
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
ASSERT(FALSE);
|
|
return 0;
|
|
}
|
|
|
|
|
|
//byFreqType: 0=>5GHZ 1=>2.4GHZ
|
|
static
|
|
unsigned int
|
|
s_uGetRTSCTSDuration (
|
|
PSDevice pDevice,
|
|
BYTE byDurType,
|
|
unsigned int cbFrameLength,
|
|
BYTE byPktType,
|
|
WORD wRate,
|
|
BOOL bNeedAck,
|
|
BYTE byFBOption
|
|
)
|
|
{
|
|
unsigned int uCTSTime = 0, uDurTime = 0;
|
|
|
|
|
|
switch (byDurType) {
|
|
|
|
case RTSDUR_BB: //RTSDuration_bb
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
break;
|
|
|
|
case RTSDUR_BA: //RTSDuration_ba
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
break;
|
|
|
|
case RTSDUR_AA: //RTSDuration_aa
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
break;
|
|
|
|
case CTSDUR_BA: //CTSDuration_ba
|
|
uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck);
|
|
break;
|
|
|
|
case RTSDUR_BA_F0: //RTSDuration_ba_f0
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
case RTSDUR_AA_F0: //RTSDuration_aa_f0
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
case RTSDUR_BA_F1: //RTSDuration_ba_f1
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate);
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
case RTSDUR_AA_F1: //RTSDuration_aa_f1
|
|
uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate);
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
case CTSDUR_BA_F0: //CTSDuration_ba_f0
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
case CTSDUR_BA_F1: //CTSDuration_ba_f1
|
|
if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
} else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) {
|
|
uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return uDurTime;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static
|
|
unsigned int
|
|
s_uFillDataHead (
|
|
PSDevice pDevice,
|
|
BYTE byPktType,
|
|
WORD wCurrentRate,
|
|
void *pTxDataHead,
|
|
unsigned int cbFrameLength,
|
|
unsigned int uDMAIdx,
|
|
BOOL bNeedAck,
|
|
unsigned int uFragIdx,
|
|
unsigned int cbLastFragmentSize,
|
|
unsigned int uMACfragNum,
|
|
BYTE byFBOption
|
|
)
|
|
{
|
|
|
|
if (pTxDataHead == NULL) {
|
|
return 0;
|
|
}
|
|
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
if ((uDMAIdx == TYPE_ATIMDMA) || (uDMAIdx == TYPE_BEACONDMA)) {
|
|
PSTxDataHead_ab pBuf = (PSTxDataHead_ab) pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx,
|
|
cbLastFragmentSize, uMACfragNum,
|
|
byFBOption); //1: 2.4GHz
|
|
if(uDMAIdx!=TYPE_ATIMDMA) {
|
|
pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
}
|
|
return (pBuf->wDuration);
|
|
}
|
|
else { // DATA & MANAGE Frame
|
|
if (byFBOption == AUTO_FB_NONE) {
|
|
PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
|
|
);
|
|
BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
//Get Duration and TimeStamp
|
|
pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength,
|
|
byPktType, wCurrentRate, bNeedAck, uFragIdx,
|
|
cbLastFragmentSize, uMACfragNum,
|
|
byFBOption); //1: 2.4GHz
|
|
pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength,
|
|
PK_TYPE_11B, pDevice->byTopCCKBasicRate,
|
|
bNeedAck, uFragIdx, cbLastFragmentSize,
|
|
uMACfragNum, byFBOption); //1: 2.4GHz
|
|
|
|
pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
|
|
return (pBuf->wDuration_a);
|
|
} else {
|
|
// Auto Fallback
|
|
PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
|
|
);
|
|
BBvCaculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
//Get Duration and TimeStamp
|
|
pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
|
|
pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B,
|
|
pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
|
|
pBuf->wDuration_a_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
|
|
pBuf->wDuration_a_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz
|
|
pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
|
|
return (pBuf->wDuration_a);
|
|
} //if (byFBOption == AUTO_FB_NONE)
|
|
}
|
|
}
|
|
else if (byPktType == PK_TYPE_11A) {
|
|
if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) {
|
|
// Auto Fallback
|
|
PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
|
|
pBuf->wDuration_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
|
|
pBuf->wDuration_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz
|
|
if(uDMAIdx!=TYPE_ATIMDMA) {
|
|
pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
}
|
|
return (pBuf->wDuration);
|
|
} else {
|
|
PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx,
|
|
cbLastFragmentSize, uMACfragNum,
|
|
byFBOption);
|
|
|
|
if(uDMAIdx!=TYPE_ATIMDMA) {
|
|
pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
}
|
|
return (pBuf->wDuration);
|
|
}
|
|
}
|
|
else if (byPktType == PK_TYPE_11B) {
|
|
PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType,
|
|
(PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType,
|
|
wCurrentRate, bNeedAck, uFragIdx,
|
|
cbLastFragmentSize, uMACfragNum,
|
|
byFBOption);
|
|
if (uDMAIdx != TYPE_ATIMDMA) {
|
|
pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
}
|
|
return (pBuf->wDuration);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
static
|
|
void
|
|
s_vFillRTSHead (
|
|
PSDevice pDevice,
|
|
BYTE byPktType,
|
|
void *pvRTS,
|
|
unsigned int cbFrameLength,
|
|
BOOL bNeedAck,
|
|
BOOL bDisCRC,
|
|
PSEthernetHeader psEthHeader,
|
|
WORD wCurrentRate,
|
|
BYTE byFBOption
|
|
)
|
|
{
|
|
unsigned int uRTSFrameLen = 20;
|
|
WORD wLen = 0x0000;
|
|
|
|
if (pvRTS == NULL)
|
|
return;
|
|
|
|
if (bDisCRC) {
|
|
// When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame,
|
|
// in this case we need to decrease its length by 4.
|
|
uRTSFrameLen -= 4;
|
|
}
|
|
|
|
// Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account.
|
|
// Otherwise, we need to modified codes for them.
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
if (byFBOption == AUTO_FB_NONE) {
|
|
PSRTS_g pBuf = (PSRTS_g)pvRTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
pBuf->wTransmitLength_b = cpu_to_le16(wLen);
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
|
|
);
|
|
pBuf->wTransmitLength_a = cpu_to_le16(wLen);
|
|
//Get Duration
|
|
pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData
|
|
pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData
|
|
pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data
|
|
|
|
pBuf->Data.wDurationID = pBuf->wDuration_aa;
|
|
//Get RTS Frame body
|
|
pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
|
|
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
else {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
else {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
}
|
|
else {
|
|
PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
pBuf->wTransmitLength_b = cpu_to_le16(wLen);
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a)
|
|
);
|
|
pBuf->wTransmitLength_a = cpu_to_le16(wLen);
|
|
//Get Duration
|
|
pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData
|
|
pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData
|
|
pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData
|
|
pBuf->wRTSDuration_ba_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData
|
|
pBuf->wRTSDuration_aa_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData
|
|
pBuf->wRTSDuration_ba_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData
|
|
pBuf->wRTSDuration_aa_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData
|
|
pBuf->Data.wDurationID = pBuf->wDuration_aa;
|
|
//Get RTS Frame body
|
|
pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
|
|
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
else {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
else {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
|
|
} // if (byFBOption == AUTO_FB_NONE)
|
|
}
|
|
else if (byPktType == PK_TYPE_11A) {
|
|
if (byFBOption == AUTO_FB_NONE) {
|
|
PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
pBuf->wTransmitLength = cpu_to_le16(wLen);
|
|
//Get Duration
|
|
pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
|
|
pBuf->Data.wDurationID = pBuf->wDuration;
|
|
//Get RTS Frame body
|
|
pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
|
|
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
|
|
}
|
|
else {
|
|
PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
pBuf->wTransmitLength = cpu_to_le16(wLen);
|
|
//Get Duration
|
|
pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData
|
|
pBuf->wRTSDuration_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData
|
|
pBuf->wRTSDuration_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0:
|
|
pBuf->Data.wDurationID = pBuf->wDuration;
|
|
//Get RTS Frame body
|
|
pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
|
|
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
}
|
|
}
|
|
else if (byPktType == PK_TYPE_11B) {
|
|
PSRTS_ab pBuf = (PSRTS_ab)pvRTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField)
|
|
);
|
|
pBuf->wTransmitLength = cpu_to_le16(wLen);
|
|
//Get Duration
|
|
pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData
|
|
pBuf->Data.wDurationID = pBuf->wDuration;
|
|
//Get RTS Frame body
|
|
pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4
|
|
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
else {
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
}
|
|
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pBuf->Data.abyTA[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
}
|
|
}
|
|
|
|
static
|
|
void
|
|
s_vFillCTSHead (
|
|
PSDevice pDevice,
|
|
unsigned int uDMAIdx,
|
|
BYTE byPktType,
|
|
void *pvCTS,
|
|
unsigned int cbFrameLength,
|
|
BOOL bNeedAck,
|
|
BOOL bDisCRC,
|
|
WORD wCurrentRate,
|
|
BYTE byFBOption
|
|
)
|
|
{
|
|
unsigned int uCTSFrameLen = 14;
|
|
WORD wLen = 0x0000;
|
|
|
|
if (pvCTS == NULL) {
|
|
return;
|
|
}
|
|
|
|
if (bDisCRC) {
|
|
// When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame,
|
|
// in this case we need to decrease its length by 4.
|
|
uCTSFrameLen -= 4;
|
|
}
|
|
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) {
|
|
// Auto Fall back
|
|
PSCTS_FB pBuf = (PSCTS_FB)pvCTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
pBuf->wTransmitLength_b = cpu_to_le16(wLen);
|
|
pBuf->wDuration_ba = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data
|
|
pBuf->wDuration_ba += pDevice->wCTSDuration;
|
|
pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
|
|
//Get CTSDuration_ba_f0
|
|
pBuf->wCTSDuration_ba_f0 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data
|
|
pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration;
|
|
pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0);
|
|
//Get CTSDuration_ba_f1
|
|
pBuf->wCTSDuration_ba_f1 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data
|
|
pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration;
|
|
pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1);
|
|
//Get CTS Frame body
|
|
pBuf->Data.wDurationID = pBuf->wDuration_ba;
|
|
pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
|
|
pBuf->Data.wReserved = 0x0000;
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyCurrentNetAddr[0]),
|
|
ETH_ALEN);
|
|
} else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA)
|
|
PSCTS pBuf = (PSCTS)pvCTS;
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B,
|
|
(PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b)
|
|
);
|
|
pBuf->wTransmitLength_b = cpu_to_le16(wLen);
|
|
//Get CTSDuration_ba
|
|
pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data
|
|
pBuf->wDuration_ba += pDevice->wCTSDuration;
|
|
pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba);
|
|
|
|
//Get CTS Frame body
|
|
pBuf->Data.wDurationID = pBuf->wDuration_ba;
|
|
pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4
|
|
pBuf->Data.wReserved = 0x0000;
|
|
memcpy(&(pBuf->Data.abyRA[0]),
|
|
&(pDevice->abyCurrentNetAddr[0]),
|
|
ETH_ALEN);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*+
|
|
*
|
|
* Description:
|
|
* Generate FIFO control for MAC & Baseband controller
|
|
*
|
|
* Parameters:
|
|
* In:
|
|
* pDevice - Pointer to adpater
|
|
* pTxDataHead - Transmit Data Buffer
|
|
* pTxBufHead - pTxBufHead
|
|
* pvRrvTime - pvRrvTime
|
|
* pvRTS - RTS Buffer
|
|
* pCTS - CTS Buffer
|
|
* cbFrameSize - Transmit Data Length (Hdr+Payload+FCS)
|
|
* bNeedACK - If need ACK
|
|
* uDMAIdx - DMA Index
|
|
* Out:
|
|
* none
|
|
*
|
|
* Return Value: none
|
|
*
|
|
-*/
|
|
|
|
static
|
|
void
|
|
s_vGenerateTxParameter (
|
|
PSDevice pDevice,
|
|
BYTE byPktType,
|
|
WORD wCurrentRate,
|
|
void *pTxBufHead,
|
|
void *pvRrvTime,
|
|
void *pvRTS,
|
|
void *pvCTS,
|
|
unsigned int cbFrameSize,
|
|
BOOL bNeedACK,
|
|
unsigned int uDMAIdx,
|
|
PSEthernetHeader psEthHeader
|
|
)
|
|
{
|
|
unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */
|
|
WORD wFifoCtl;
|
|
BOOL bDisCRC = FALSE;
|
|
BYTE byFBOption = AUTO_FB_NONE;
|
|
// WORD wCurrentRate = pDevice->wCurrentRate;
|
|
|
|
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n");
|
|
PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead;
|
|
pFifoHead->wReserved = wCurrentRate;
|
|
wFifoCtl = pFifoHead->wFIFOCtl;
|
|
|
|
if (wFifoCtl & FIFOCTL_CRCDIS) {
|
|
bDisCRC = TRUE;
|
|
}
|
|
|
|
if (wFifoCtl & FIFOCTL_AUTO_FB_0) {
|
|
byFBOption = AUTO_FB_0;
|
|
}
|
|
else if (wFifoCtl & FIFOCTL_AUTO_FB_1) {
|
|
byFBOption = AUTO_FB_1;
|
|
}
|
|
|
|
if (pDevice->bLongHeader)
|
|
cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
|
|
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
|
|
if (pvRTS != NULL) { //RTS_need
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime;
|
|
pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz
|
|
pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz
|
|
pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
|
|
pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
|
|
pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
|
|
}
|
|
//Fill RTS
|
|
s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
|
|
}
|
|
else {//RTS_needless, PCF mode
|
|
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime;
|
|
pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM
|
|
pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK
|
|
pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz
|
|
}
|
|
//Fill CTS
|
|
s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
|
|
}
|
|
}
|
|
else if (byPktType == PK_TYPE_11A) {
|
|
|
|
if (pvRTS != NULL) {//RTS_need, non PCF mode
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
|
|
pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz
|
|
pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM
|
|
}
|
|
//Fill RTS
|
|
s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
|
|
}
|
|
else if (pvRTS == NULL) {//RTS_needless, non PCF mode
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
|
|
pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM
|
|
}
|
|
}
|
|
}
|
|
else if (byPktType == PK_TYPE_11B) {
|
|
|
|
if ((pvRTS != NULL)) {//RTS_need, non PCF mode
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
|
|
pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz
|
|
pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK
|
|
}
|
|
//Fill RTS
|
|
s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption);
|
|
}
|
|
else { //RTS_needless, non PCF mode
|
|
//Fill RsvTime
|
|
if (pvRrvTime) {
|
|
PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime;
|
|
pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK
|
|
}
|
|
}
|
|
}
|
|
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n");
|
|
}
|
|
/*
|
|
PBYTE pbyBuffer,//point to pTxBufHead
|
|
WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last
|
|
unsigned int cbFragmentSize,//Hdr+payoad+FCS
|
|
*/
|
|
|
|
|
|
BOOL
|
|
s_bPacketToWirelessUsb(
|
|
PSDevice pDevice,
|
|
BYTE byPktType,
|
|
PBYTE usbPacketBuf,
|
|
BOOL bNeedEncryption,
|
|
unsigned int uSkbPacketLen,
|
|
unsigned int uDMAIdx,
|
|
PSEthernetHeader psEthHeader,
|
|
PBYTE pPacket,
|
|
PSKeyItem pTransmitKey,
|
|
unsigned int uNodeIndex,
|
|
WORD wCurrentRate,
|
|
unsigned int *pcbHeaderLen,
|
|
unsigned int *pcbTotalLen
|
|
)
|
|
{
|
|
PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
|
|
unsigned int cbFrameSize, cbFrameBodySize;
|
|
PTX_BUFFER pTxBufHead;
|
|
unsigned int cb802_1_H_len;
|
|
unsigned int cbIVlen = 0, cbICVlen = 0, cbMIClen = 0,
|
|
cbMACHdLen = 0, cbFCSlen = 4;
|
|
unsigned int cbMICHDR = 0;
|
|
BOOL bNeedACK,bRTS;
|
|
PBYTE pbyType,pbyMacHdr,pbyIVHead,pbyPayloadHead,pbyTxBufferAddr;
|
|
BYTE abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00};
|
|
BYTE abySNAP_Bridgetunnel[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8};
|
|
unsigned int uDuration;
|
|
unsigned int cbHeaderLength = 0, uPadding = 0;
|
|
void *pvRrvTime;
|
|
PSMICHDRHead pMICHDR;
|
|
void *pvRTS;
|
|
void *pvCTS;
|
|
void *pvTxDataHd;
|
|
BYTE byFBOption = AUTO_FB_NONE,byFragType;
|
|
WORD wTxBufSize;
|
|
DWORD dwMICKey0,dwMICKey1,dwMIC_Priority,dwCRC;
|
|
PDWORD pdwMIC_L,pdwMIC_R;
|
|
BOOL bSoftWEP = FALSE;
|
|
|
|
|
|
|
|
|
|
pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
|
|
if ((bNeedEncryption) && (pTransmitKey != NULL)) {
|
|
if (((PSKeyTable) (pTransmitKey->pvKeyTable))->bSoftWEP == TRUE) {
|
|
// WEP 256
|
|
bSoftWEP = TRUE;
|
|
}
|
|
}
|
|
|
|
pTxBufHead = (PTX_BUFFER) usbPacketBuf;
|
|
memset(pTxBufHead, 0, sizeof(TX_BUFFER));
|
|
|
|
// Get pkt type
|
|
if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
|
|
if (pDevice->dwDiagRefCount == 0) {
|
|
cb802_1_H_len = 8;
|
|
} else {
|
|
cb802_1_H_len = 2;
|
|
}
|
|
} else {
|
|
cb802_1_H_len = 0;
|
|
}
|
|
|
|
cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len;
|
|
|
|
//Set packet type
|
|
pTxBufHead->wFIFOCtl |= (WORD)(byPktType<<8);
|
|
|
|
if (pDevice->dwDiagRefCount != 0) {
|
|
bNeedACK = FALSE;
|
|
pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
|
|
} else { //if (pDevice->dwDiagRefCount != 0) {
|
|
if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
|
|
(pDevice->eOPMode == OP_MODE_AP)) {
|
|
if (is_multicast_ether_addr(psEthHeader->abyDstAddr)) {
|
|
bNeedACK = FALSE;
|
|
pTxBufHead->wFIFOCtl =
|
|
pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
|
|
} else {
|
|
bNeedACK = TRUE;
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
|
|
}
|
|
}
|
|
else {
|
|
// MSDUs in Infra mode always need ACK
|
|
bNeedACK = TRUE;
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
|
|
}
|
|
} //if (pDevice->dwDiagRefCount != 0) {
|
|
|
|
pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us;
|
|
|
|
//Set FIFOCTL_LHEAD
|
|
if (pDevice->bLongHeader)
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD;
|
|
|
|
if (pDevice->bSoftwareGenCrcErr) {
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC
|
|
}
|
|
|
|
//Set FRAGCTL_MACHDCNT
|
|
if (pDevice->bLongHeader) {
|
|
cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6;
|
|
} else {
|
|
cbMACHdLen = WLAN_HDR_ADDR3_LEN;
|
|
}
|
|
pTxBufHead->wFragCtl |= (WORD)(cbMACHdLen << 10);
|
|
|
|
//Set FIFOCTL_GrpAckPolicy
|
|
if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
|
|
}
|
|
|
|
//Set Auto Fallback Ctl
|
|
if (wCurrentRate >= RATE_18M) {
|
|
if (pDevice->byAutoFBCtrl == AUTO_FB_0) {
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0;
|
|
byFBOption = AUTO_FB_0;
|
|
} else if (pDevice->byAutoFBCtrl == AUTO_FB_1) {
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1;
|
|
byFBOption = AUTO_FB_1;
|
|
}
|
|
}
|
|
|
|
if (bSoftWEP != TRUE) {
|
|
if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled
|
|
if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104
|
|
pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
|
|
}
|
|
if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n");
|
|
pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
|
|
}
|
|
else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP
|
|
pTxBufHead->wFragCtl |= FRAGCTL_AES;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if ((bNeedEncryption) && (pTransmitKey != NULL)) {
|
|
if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) {
|
|
cbIVlen = 4;
|
|
cbICVlen = 4;
|
|
}
|
|
else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) {
|
|
cbIVlen = 8;//IV+ExtIV
|
|
cbMIClen = 8;
|
|
cbICVlen = 4;
|
|
}
|
|
if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) {
|
|
cbIVlen = 8;//RSN Header
|
|
cbICVlen = 8;//MIC
|
|
cbMICHDR = sizeof(SMICHDRHead);
|
|
}
|
|
if (bSoftWEP == FALSE) {
|
|
//MAC Header should be padding 0 to DW alignment.
|
|
uPadding = 4 - (cbMACHdLen%4);
|
|
uPadding %= 4;
|
|
}
|
|
}
|
|
|
|
cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen;
|
|
|
|
if ( (bNeedACK == FALSE) ||(cbFrameSize < pDevice->wRTSThreshold) ) {
|
|
bRTS = FALSE;
|
|
} else {
|
|
bRTS = TRUE;
|
|
pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY);
|
|
}
|
|
|
|
pbyTxBufferAddr = (PBYTE) &(pTxBufHead->adwTxKey[0]);
|
|
wTxBufSize = sizeof(STxBufHead);
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
|
|
if (byFBOption == AUTO_FB_NONE) {
|
|
if (bRTS == TRUE) {//RTS_need
|
|
pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
|
|
pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g));
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g);
|
|
}
|
|
else { //RTS_needless
|
|
pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
|
|
pvRTS = NULL;
|
|
pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
|
|
pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
|
|
}
|
|
} else {
|
|
// Auto Fall Back
|
|
if (bRTS == TRUE) {//RTS_need
|
|
pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS));
|
|
pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR);
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB));
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB);
|
|
}
|
|
else if (bRTS == FALSE) { //RTS_needless
|
|
pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
|
|
pvRTS = NULL;
|
|
pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
|
|
pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB));
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB);
|
|
}
|
|
} // Auto Fall Back
|
|
}
|
|
else {//802.11a/b packet
|
|
if (byFBOption == AUTO_FB_NONE) {
|
|
if (bRTS == TRUE) {//RTS_need
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab));
|
|
cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab);
|
|
}
|
|
else if (bRTS == FALSE) { //RTS_needless, no MICHDR
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
pvRTS = NULL;
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
|
|
}
|
|
} else {
|
|
// Auto Fall Back
|
|
if (bRTS == TRUE) {//RTS_need
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB));
|
|
cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB);
|
|
}
|
|
else if (bRTS == FALSE) { //RTS_needless
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
pvRTS = NULL;
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
|
|
cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB);
|
|
}
|
|
} // Auto Fall Back
|
|
}
|
|
|
|
pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength);
|
|
pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding);
|
|
pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen);
|
|
|
|
|
|
//=========================
|
|
// No Fragmentation
|
|
//=========================
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n");
|
|
byFragType = FRAGCTL_NONFRAG;
|
|
//uDMAIdx = TYPE_AC0DMA;
|
|
//pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]);
|
|
|
|
|
|
//Fill FIFO,RrvTime,RTS,and CTS
|
|
s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate,
|
|
(void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
|
|
cbFrameSize, bNeedACK, uDMAIdx, psEthHeader);
|
|
//Fill DataHead
|
|
uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK,
|
|
0, 0, 1/*uMACfragNum*/, byFBOption);
|
|
// Generate TX MAC Header
|
|
s_vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncryption,
|
|
byFragType, uDMAIdx, 0);
|
|
|
|
if (bNeedEncryption == TRUE) {
|
|
//Fill TXKEY
|
|
s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
|
|
pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
|
|
pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
|
|
}
|
|
}
|
|
|
|
// 802.1H
|
|
if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) {
|
|
if (pDevice->dwDiagRefCount == 0) {
|
|
if ((psEthHeader->wType == cpu_to_le16(ETH_P_IPX)) ||
|
|
(psEthHeader->wType == cpu_to_le16(0xF380))) {
|
|
memcpy((PBYTE) (pbyPayloadHead),
|
|
abySNAP_Bridgetunnel, 6);
|
|
} else {
|
|
memcpy((PBYTE) (pbyPayloadHead), &abySNAP_RFC1042[0], 6);
|
|
}
|
|
pbyType = (PBYTE) (pbyPayloadHead + 6);
|
|
memcpy(pbyType, &(psEthHeader->wType), sizeof(WORD));
|
|
} else {
|
|
memcpy((PBYTE) (pbyPayloadHead), &(psEthHeader->wType), sizeof(WORD));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
if (pPacket != NULL) {
|
|
// Copy the Packet into a tx Buffer
|
|
memcpy((pbyPayloadHead + cb802_1_H_len),
|
|
(pPacket + ETH_HLEN),
|
|
uSkbPacketLen - ETH_HLEN
|
|
);
|
|
|
|
} else {
|
|
// while bRelayPacketSend psEthHeader is point to header+payload
|
|
memcpy((pbyPayloadHead + cb802_1_H_len), ((PBYTE)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN);
|
|
}
|
|
|
|
ASSERT(uLength == cbNdisBodySize);
|
|
|
|
if ((bNeedEncryption == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
|
|
if (pDevice->sMgmtObj.eAuthenMode == WMAC_AUTH_WPANONE) {
|
|
dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
|
|
dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
|
|
}
|
|
else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) {
|
|
dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
|
|
dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
|
|
}
|
|
else {
|
|
dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]);
|
|
dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]);
|
|
}
|
|
// DO Software Michael
|
|
MIC_vInit(dwMICKey0, dwMICKey1);
|
|
MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12);
|
|
dwMIC_Priority = 0;
|
|
MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
|
|
//DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength));
|
|
//for (ii = 0; ii < cbFrameBodySize; ii++) {
|
|
// DBG_PRN_GRP12(("%02x ", *((PBYTE)((pbyPayloadHead + cb802_1_H_len) + ii))));
|
|
//}
|
|
//DBG_PRN_GRP12(("\n\n\n"));
|
|
|
|
MIC_vAppend(pbyPayloadHead, cbFrameBodySize);
|
|
|
|
pdwMIC_L = (PDWORD)(pbyPayloadHead + cbFrameBodySize);
|
|
pdwMIC_R = (PDWORD)(pbyPayloadHead + cbFrameBodySize + 4);
|
|
|
|
MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
|
|
MIC_vUnInit();
|
|
|
|
if (pDevice->bTxMICFail == TRUE) {
|
|
*pdwMIC_L = 0;
|
|
*pdwMIC_R = 0;
|
|
pDevice->bTxMICFail = FALSE;
|
|
}
|
|
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
|
|
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen);
|
|
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R);
|
|
}
|
|
|
|
|
|
if (bSoftWEP == TRUE) {
|
|
|
|
s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (WORD)(cbFrameBodySize + cbMIClen));
|
|
|
|
} else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == TRUE)) ||
|
|
((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == TRUE)) ||
|
|
((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == TRUE)) ) {
|
|
cbFrameSize -= cbICVlen;
|
|
}
|
|
|
|
if (pDevice->bSoftwareGenCrcErr == TRUE) {
|
|
unsigned int cbLen;
|
|
PDWORD pdwCRC;
|
|
|
|
dwCRC = 0xFFFFFFFFL;
|
|
cbLen = cbFrameSize - cbFCSlen;
|
|
// calculate CRC, and wrtie CRC value to end of TD
|
|
dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC);
|
|
pdwCRC = (PDWORD)(pbyMacHdr + cbLen);
|
|
// finally, we must invert dwCRC to get the correct answer
|
|
*pdwCRC = ~dwCRC;
|
|
// Force Error
|
|
*pdwCRC -= 1;
|
|
} else {
|
|
cbFrameSize -= cbFCSlen;
|
|
}
|
|
|
|
*pcbHeaderLen = cbHeaderLength;
|
|
*pcbTotalLen = cbHeaderLength + cbFrameSize ;
|
|
|
|
|
|
//Set FragCtl in TxBufferHead
|
|
pTxBufHead->wFragCtl |= (WORD)byFragType;
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
/*+
|
|
*
|
|
* Description:
|
|
* Translate 802.3 to 802.11 header
|
|
*
|
|
* Parameters:
|
|
* In:
|
|
* pDevice - Pointer to adpater
|
|
* dwTxBufferAddr - Transmit Buffer
|
|
* pPacket - Packet from upper layer
|
|
* cbPacketSize - Transmit Data Length
|
|
* Out:
|
|
* pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header
|
|
* pcbAppendPayload - size of append payload for 802.1H translation
|
|
*
|
|
* Return Value: none
|
|
*
|
|
-*/
|
|
|
|
void
|
|
s_vGenerateMACHeader (
|
|
PSDevice pDevice,
|
|
PBYTE pbyBufferAddr,
|
|
WORD wDuration,
|
|
PSEthernetHeader psEthHeader,
|
|
BOOL bNeedEncrypt,
|
|
WORD wFragType,
|
|
unsigned int uDMAIdx,
|
|
unsigned int uFragIdx
|
|
)
|
|
{
|
|
PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr;
|
|
|
|
memset(pMACHeader, 0, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV)));
|
|
|
|
if (uDMAIdx == TYPE_ATIMDMA) {
|
|
pMACHeader->wFrameCtl = TYPE_802_11_ATIM;
|
|
} else {
|
|
pMACHeader->wFrameCtl = TYPE_802_11_DATA;
|
|
}
|
|
|
|
if (pDevice->eOPMode == OP_MODE_AP) {
|
|
memcpy(&(pMACHeader->abyAddr1[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr3[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
pMACHeader->wFrameCtl |= FC_FROMDS;
|
|
} else {
|
|
if (pDevice->eOPMode == OP_MODE_ADHOC) {
|
|
memcpy(&(pMACHeader->abyAddr1[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr2[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr3[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
} else {
|
|
memcpy(&(pMACHeader->abyAddr3[0]),
|
|
&(psEthHeader->abyDstAddr[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr2[0]),
|
|
&(psEthHeader->abySrcAddr[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(pMACHeader->abyAddr1[0]),
|
|
&(pDevice->abyBSSID[0]),
|
|
ETH_ALEN);
|
|
pMACHeader->wFrameCtl |= FC_TODS;
|
|
}
|
|
}
|
|
|
|
if (bNeedEncrypt)
|
|
pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1));
|
|
|
|
pMACHeader->wDurationID = cpu_to_le16(wDuration);
|
|
|
|
if (pDevice->bLongHeader) {
|
|
PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr;
|
|
pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS);
|
|
memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN);
|
|
}
|
|
pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
|
|
|
|
//Set FragNumber in Sequence Control
|
|
pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx);
|
|
|
|
if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) {
|
|
pDevice->wSeqCounter++;
|
|
if (pDevice->wSeqCounter > 0x0fff)
|
|
pDevice->wSeqCounter = 0;
|
|
}
|
|
|
|
if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag
|
|
pMACHeader->wFrameCtl |= FC_MOREFRAG;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*+
|
|
*
|
|
* Description:
|
|
* Request instructs a MAC to transmit a 802.11 management packet through
|
|
* the adapter onto the medium.
|
|
*
|
|
* Parameters:
|
|
* In:
|
|
* hDeviceContext - Pointer to the adapter
|
|
* pPacket - A pointer to a descriptor for the packet to transmit
|
|
* Out:
|
|
* none
|
|
*
|
|
* Return Value: CMD_STATUS_PENDING if MAC Tx resource avaliable; otherwise FALSE
|
|
*
|
|
-*/
|
|
|
|
CMD_STATUS csMgmt_xmit(
|
|
PSDevice pDevice,
|
|
PSTxMgmtPacket pPacket
|
|
)
|
|
{
|
|
BYTE byPktType;
|
|
PBYTE pbyTxBufferAddr;
|
|
void *pvRTS;
|
|
PSCTS pCTS;
|
|
void *pvTxDataHd;
|
|
unsigned int uDuration;
|
|
unsigned int cbReqCount;
|
|
PS802_11Header pMACHeader;
|
|
unsigned int cbHeaderSize;
|
|
unsigned int cbFrameBodySize;
|
|
BOOL bNeedACK;
|
|
BOOL bIsPSPOLL = FALSE;
|
|
PSTxBufHead pTxBufHead;
|
|
unsigned int cbFrameSize;
|
|
unsigned int cbIVlen = 0;
|
|
unsigned int cbICVlen = 0;
|
|
unsigned int cbMIClen = 0;
|
|
unsigned int cbFCSlen = 4;
|
|
unsigned int uPadding = 0;
|
|
WORD wTxBufSize;
|
|
unsigned int cbMacHdLen;
|
|
SEthernetHeader sEthHeader;
|
|
void *pvRrvTime;
|
|
void *pMICHDR;
|
|
PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
|
|
WORD wCurrentRate = RATE_1M;
|
|
PTX_BUFFER pTX_Buffer;
|
|
PUSB_SEND_CONTEXT pContext;
|
|
|
|
|
|
|
|
pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
|
|
|
|
if (NULL == pContext) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
|
|
return CMD_STATUS_RESOURCES;
|
|
}
|
|
|
|
pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]);
|
|
pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->adwTxKey[0]);
|
|
cbFrameBodySize = pPacket->cbPayloadLen;
|
|
pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
|
|
wTxBufSize = sizeof(STxBufHead);
|
|
memset(pTxBufHead, 0, wTxBufSize);
|
|
|
|
if (pDevice->byBBType == BB_TYPE_11A) {
|
|
wCurrentRate = RATE_6M;
|
|
byPktType = PK_TYPE_11A;
|
|
} else {
|
|
wCurrentRate = RATE_1M;
|
|
byPktType = PK_TYPE_11B;
|
|
}
|
|
|
|
// SetPower will cause error power TX state for OFDM Date packet in TX buffer.
|
|
// 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
|
|
// And cmd timer will wait data pkt TX finish before scanning so it's OK
|
|
// to set power here.
|
|
if (pMgmt->eScanState != WMAC_NO_SCANNING) {
|
|
RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
|
|
} else {
|
|
RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
|
|
}
|
|
pDevice->wCurrentRate = wCurrentRate;
|
|
|
|
|
|
//Set packet type
|
|
if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
|
|
pTxBufHead->wFIFOCtl = 0;
|
|
}
|
|
else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
|
|
}
|
|
else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
|
|
}
|
|
else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
|
|
}
|
|
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
|
|
pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
|
|
|
|
if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) {
|
|
bNeedACK = FALSE;
|
|
}
|
|
else {
|
|
bNeedACK = TRUE;
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
|
|
};
|
|
|
|
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
|
|
(pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
|
|
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
|
|
//Set Preamble type always long
|
|
//pDevice->byPreambleType = PREAMBLE_LONG;
|
|
// probe-response don't retry
|
|
//if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
|
|
// bNeedACK = FALSE;
|
|
// pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
|
|
//}
|
|
}
|
|
|
|
pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
|
|
|
|
if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
|
|
bIsPSPOLL = TRUE;
|
|
cbMacHdLen = WLAN_HDR_ADDR2_LEN;
|
|
} else {
|
|
cbMacHdLen = WLAN_HDR_ADDR3_LEN;
|
|
}
|
|
|
|
//Set FRAGCTL_MACHDCNT
|
|
pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10));
|
|
|
|
// Notes:
|
|
// Although spec says MMPDU can be fragmented; In most case,
|
|
// no one will send a MMPDU under fragmentation. With RTS may occur.
|
|
pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
|
|
|
|
if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
|
|
if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
|
|
cbIVlen = 4;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
|
|
cbIVlen = 8;//IV+ExtIV
|
|
cbMIClen = 8;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
|
|
//We need to get seed here for filling TxKey entry.
|
|
//TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
|
|
// pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
|
|
cbIVlen = 8;//RSN Header
|
|
cbICVlen = 8;//MIC
|
|
pTxBufHead->wFragCtl |= FRAGCTL_AES;
|
|
pDevice->bAES = TRUE;
|
|
}
|
|
//MAC Header should be padding 0 to DW alignment.
|
|
uPadding = 4 - (cbMacHdLen%4);
|
|
uPadding %= 4;
|
|
}
|
|
|
|
cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen;
|
|
|
|
//Set FIFOCTL_GrpAckPolicy
|
|
if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
|
|
}
|
|
//the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
|
|
|
|
//Set RrvTime/RTS/CTS Buffer
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
|
|
|
|
pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = NULL;
|
|
pvRTS = NULL;
|
|
pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
|
|
pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS));
|
|
cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g);
|
|
}
|
|
else { // 802.11a/b packet
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = NULL;
|
|
pvRTS = NULL;
|
|
pCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab);
|
|
}
|
|
|
|
memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
|
|
(cbHeaderSize - wTxBufSize));
|
|
|
|
memcpy(&(sEthHeader.abyDstAddr[0]),
|
|
&(pPacket->p80211Header->sA3.abyAddr1[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(sEthHeader.abySrcAddr[0]),
|
|
&(pPacket->p80211Header->sA3.abyAddr2[0]),
|
|
ETH_ALEN);
|
|
//=========================
|
|
// No Fragmentation
|
|
//=========================
|
|
pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
|
|
|
|
|
|
//Fill FIFO,RrvTime,RTS,and CTS
|
|
s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS,
|
|
cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
|
|
|
|
//Fill DataHead
|
|
uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
|
|
0, 0, 1, AUTO_FB_NONE);
|
|
|
|
pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
|
|
|
|
cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize;
|
|
|
|
if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) {
|
|
PBYTE pbyIVHead;
|
|
PBYTE pbyPayloadHead;
|
|
PBYTE pbyBSSID;
|
|
PSKeyItem pTransmitKey = NULL;
|
|
|
|
pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding);
|
|
pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen);
|
|
do {
|
|
if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) &&
|
|
(pDevice->bLinkPass == TRUE)) {
|
|
pbyBSSID = pDevice->abyBSSID;
|
|
// get pairwise key
|
|
if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
|
|
// get group key
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
|
|
break;
|
|
}
|
|
} else {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n");
|
|
break;
|
|
}
|
|
}
|
|
// get group key
|
|
pbyBSSID = pDevice->abyBroadcastAddr;
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
|
|
pTransmitKey = NULL;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode);
|
|
} else {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n");
|
|
}
|
|
} while(FALSE);
|
|
//Fill TXKEY
|
|
s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
|
|
(PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL);
|
|
|
|
memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen);
|
|
memcpy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen),
|
|
cbFrameBodySize);
|
|
}
|
|
else {
|
|
// Copy the Packet into a tx Buffer
|
|
memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
|
|
}
|
|
|
|
pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
|
|
pDevice->wSeqCounter++ ;
|
|
if (pDevice->wSeqCounter > 0x0fff)
|
|
pDevice->wSeqCounter = 0;
|
|
|
|
if (bIsPSPOLL) {
|
|
// The MAC will automatically replace the Duration-field of MAC header by Duration-field
|
|
// of FIFO control header.
|
|
// This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
|
|
// in the same place of other packet's Duration-field).
|
|
// And it will cause Cisco-AP to issue Disassociation-packet
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
|
|
((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
|
|
} else {
|
|
((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID);
|
|
}
|
|
}
|
|
|
|
|
|
pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
|
|
pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
|
|
pTX_Buffer->byType = 0x00;
|
|
|
|
pContext->pPacket = NULL;
|
|
pContext->Type = CONTEXT_MGMT_PACKET;
|
|
pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
|
|
|
|
if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
|
|
}
|
|
else {
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
|
|
}
|
|
|
|
PIPEnsSendBulkOut(pDevice,pContext);
|
|
return CMD_STATUS_PENDING;
|
|
}
|
|
|
|
|
|
CMD_STATUS
|
|
csBeacon_xmit(
|
|
PSDevice pDevice,
|
|
PSTxMgmtPacket pPacket
|
|
)
|
|
{
|
|
|
|
unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN;
|
|
unsigned int cbHeaderSize = 0;
|
|
WORD wTxBufSize = sizeof(STxShortBufHead);
|
|
PSTxShortBufHead pTxBufHead;
|
|
PS802_11Header pMACHeader;
|
|
PSTxDataHead_ab pTxDataHead;
|
|
WORD wCurrentRate;
|
|
unsigned int cbFrameBodySize;
|
|
unsigned int cbReqCount;
|
|
PBEACON_BUFFER pTX_Buffer;
|
|
PBYTE pbyTxBufferAddr;
|
|
PUSB_SEND_CONTEXT pContext;
|
|
CMD_STATUS status;
|
|
|
|
|
|
pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
|
|
if (NULL == pContext) {
|
|
status = CMD_STATUS_RESOURCES;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n");
|
|
return status ;
|
|
}
|
|
pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]);
|
|
pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->wFIFOCtl);
|
|
|
|
cbFrameBodySize = pPacket->cbPayloadLen;
|
|
|
|
pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr;
|
|
wTxBufSize = sizeof(STxShortBufHead);
|
|
memset(pTxBufHead, 0, wTxBufSize);
|
|
|
|
if (pDevice->byBBType == BB_TYPE_11A) {
|
|
wCurrentRate = RATE_6M;
|
|
pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A,
|
|
(PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A,
|
|
wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
|
|
pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
|
|
} else {
|
|
wCurrentRate = RATE_1M;
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
|
|
pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
//Get SignalField,ServiceField,Length
|
|
BBvCaculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B,
|
|
(PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField)
|
|
);
|
|
//Get Duration and TimeStampOff
|
|
pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B,
|
|
wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE));
|
|
pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
|
|
cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab);
|
|
}
|
|
|
|
//Generate Beacon Header
|
|
pMACHeader = (PS802_11Header)(pbyTxBufferAddr + cbHeaderSize);
|
|
memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen);
|
|
|
|
pMACHeader->wDurationID = 0;
|
|
pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
|
|
pDevice->wSeqCounter++ ;
|
|
if (pDevice->wSeqCounter > 0x0fff)
|
|
pDevice->wSeqCounter = 0;
|
|
|
|
cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize;
|
|
|
|
pTX_Buffer->wTxByteCount = (WORD)cbReqCount;
|
|
pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
|
|
pTX_Buffer->byType = 0x01;
|
|
|
|
pContext->pPacket = NULL;
|
|
pContext->Type = CONTEXT_MGMT_PACKET;
|
|
pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
|
|
|
|
PIPEnsSendBulkOut(pDevice,pContext);
|
|
return CMD_STATUS_PENDING;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void
|
|
vDMA0_tx_80211(PSDevice pDevice, struct sk_buff *skb) {
|
|
|
|
PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
|
|
BYTE byPktType;
|
|
PBYTE pbyTxBufferAddr;
|
|
void *pvRTS;
|
|
void *pvCTS;
|
|
void *pvTxDataHd;
|
|
unsigned int uDuration;
|
|
unsigned int cbReqCount;
|
|
PS802_11Header pMACHeader;
|
|
unsigned int cbHeaderSize;
|
|
unsigned int cbFrameBodySize;
|
|
BOOL bNeedACK;
|
|
BOOL bIsPSPOLL = FALSE;
|
|
PSTxBufHead pTxBufHead;
|
|
unsigned int cbFrameSize;
|
|
unsigned int cbIVlen = 0;
|
|
unsigned int cbICVlen = 0;
|
|
unsigned int cbMIClen = 0;
|
|
unsigned int cbFCSlen = 4;
|
|
unsigned int uPadding = 0;
|
|
unsigned int cbMICHDR = 0;
|
|
unsigned int uLength = 0;
|
|
DWORD dwMICKey0, dwMICKey1;
|
|
DWORD dwMIC_Priority;
|
|
PDWORD pdwMIC_L;
|
|
PDWORD pdwMIC_R;
|
|
WORD wTxBufSize;
|
|
unsigned int cbMacHdLen;
|
|
SEthernetHeader sEthHeader;
|
|
void *pvRrvTime;
|
|
void *pMICHDR;
|
|
WORD wCurrentRate = RATE_1M;
|
|
PUWLAN_80211HDR p80211Header;
|
|
unsigned int uNodeIndex = 0;
|
|
BOOL bNodeExist = FALSE;
|
|
SKeyItem STempKey;
|
|
PSKeyItem pTransmitKey = NULL;
|
|
PBYTE pbyIVHead;
|
|
PBYTE pbyPayloadHead;
|
|
PBYTE pbyMacHdr;
|
|
unsigned int cbExtSuppRate = 0;
|
|
PTX_BUFFER pTX_Buffer;
|
|
PUSB_SEND_CONTEXT pContext;
|
|
// PWLAN_IE pItem;
|
|
|
|
|
|
pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL;
|
|
|
|
if(skb->len <= WLAN_HDR_ADDR3_LEN) {
|
|
cbFrameBodySize = 0;
|
|
}
|
|
else {
|
|
cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN;
|
|
}
|
|
p80211Header = (PUWLAN_80211HDR)skb->data;
|
|
|
|
pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
|
|
|
|
if (NULL == pContext) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n");
|
|
dev_kfree_skb_irq(skb);
|
|
return ;
|
|
}
|
|
|
|
pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]);
|
|
pbyTxBufferAddr = (PBYTE)(&pTX_Buffer->adwTxKey[0]);
|
|
pTxBufHead = (PSTxBufHead) pbyTxBufferAddr;
|
|
wTxBufSize = sizeof(STxBufHead);
|
|
memset(pTxBufHead, 0, wTxBufSize);
|
|
|
|
if (pDevice->byBBType == BB_TYPE_11A) {
|
|
wCurrentRate = RATE_6M;
|
|
byPktType = PK_TYPE_11A;
|
|
} else {
|
|
wCurrentRate = RATE_1M;
|
|
byPktType = PK_TYPE_11B;
|
|
}
|
|
|
|
// SetPower will cause error power TX state for OFDM Date packet in TX buffer.
|
|
// 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability.
|
|
// And cmd timer will wait data pkt TX finish before scanning so it's OK
|
|
// to set power here.
|
|
if (pMgmt->eScanState != WMAC_NO_SCANNING) {
|
|
RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh);
|
|
} else {
|
|
RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel);
|
|
}
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl);
|
|
|
|
//Set packet type
|
|
if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000
|
|
pTxBufHead->wFIFOCtl = 0;
|
|
}
|
|
else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11B;
|
|
}
|
|
else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11GB;
|
|
}
|
|
else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_11GA;
|
|
}
|
|
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN;
|
|
pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
|
|
|
|
if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) {
|
|
bNeedACK = FALSE;
|
|
if (pDevice->bEnableHostWEP) {
|
|
uNodeIndex = 0;
|
|
bNodeExist = TRUE;
|
|
};
|
|
}
|
|
else {
|
|
if (pDevice->bEnableHostWEP) {
|
|
if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex))
|
|
bNodeExist = TRUE;
|
|
};
|
|
bNeedACK = TRUE;
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK;
|
|
};
|
|
|
|
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) ||
|
|
(pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) {
|
|
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY;
|
|
//Set Preamble type always long
|
|
//pDevice->byPreambleType = PREAMBLE_LONG;
|
|
|
|
// probe-response don't retry
|
|
//if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) {
|
|
// bNeedACK = FALSE;
|
|
// pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK);
|
|
//}
|
|
}
|
|
|
|
pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0);
|
|
|
|
if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) {
|
|
bIsPSPOLL = TRUE;
|
|
cbMacHdLen = WLAN_HDR_ADDR2_LEN;
|
|
} else {
|
|
cbMacHdLen = WLAN_HDR_ADDR3_LEN;
|
|
}
|
|
|
|
// hostapd deamon ext support rate patch
|
|
if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
|
|
|
|
if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) {
|
|
cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN;
|
|
}
|
|
|
|
if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) {
|
|
cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN;
|
|
}
|
|
|
|
if (cbExtSuppRate >0) {
|
|
cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES;
|
|
}
|
|
}
|
|
|
|
|
|
//Set FRAGCTL_MACHDCNT
|
|
pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10);
|
|
|
|
// Notes:
|
|
// Although spec says MMPDU can be fragmented; In most case,
|
|
// no one will send a MMPDU under fragmentation. With RTS may occur.
|
|
pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP
|
|
|
|
|
|
if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
|
|
if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) {
|
|
cbIVlen = 4;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_LEGACY;
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
|
|
cbIVlen = 8;//IV+ExtIV
|
|
cbMIClen = 8;
|
|
cbICVlen = 4;
|
|
pTxBufHead->wFragCtl |= FRAGCTL_TKIP;
|
|
//We need to get seed here for filling TxKey entry.
|
|
//TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr,
|
|
// pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG);
|
|
}
|
|
else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
|
|
cbIVlen = 8;//RSN Header
|
|
cbICVlen = 8;//MIC
|
|
cbMICHDR = sizeof(SMICHDRHead);
|
|
pTxBufHead->wFragCtl |= FRAGCTL_AES;
|
|
pDevice->bAES = TRUE;
|
|
}
|
|
//MAC Header should be padding 0 to DW alignment.
|
|
uPadding = 4 - (cbMacHdLen%4);
|
|
uPadding %= 4;
|
|
}
|
|
|
|
cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate;
|
|
|
|
//Set FIFOCTL_GrpAckPolicy
|
|
if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000
|
|
pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK;
|
|
}
|
|
//the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter()
|
|
|
|
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet
|
|
|
|
pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS));
|
|
pvRTS = NULL;
|
|
pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR);
|
|
pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS));
|
|
cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g);
|
|
|
|
}
|
|
else {//802.11a/b packet
|
|
|
|
pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize);
|
|
pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab));
|
|
pvRTS = NULL;
|
|
pvCTS = NULL;
|
|
pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR);
|
|
cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab);
|
|
}
|
|
memset((void *)(pbyTxBufferAddr + wTxBufSize), 0,
|
|
(cbHeaderSize - wTxBufSize));
|
|
memcpy(&(sEthHeader.abyDstAddr[0]),
|
|
&(p80211Header->sA3.abyAddr1[0]),
|
|
ETH_ALEN);
|
|
memcpy(&(sEthHeader.abySrcAddr[0]),
|
|
&(p80211Header->sA3.abyAddr2[0]),
|
|
ETH_ALEN);
|
|
//=========================
|
|
// No Fragmentation
|
|
//=========================
|
|
pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG;
|
|
|
|
|
|
//Fill FIFO,RrvTime,RTS,and CTS
|
|
s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS,
|
|
cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader);
|
|
|
|
//Fill DataHead
|
|
uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK,
|
|
0, 0, 1, AUTO_FB_NONE);
|
|
|
|
pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize);
|
|
|
|
cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate;
|
|
|
|
pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize);
|
|
pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen);
|
|
pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding);
|
|
|
|
// Copy the Packet into a tx Buffer
|
|
memcpy(pbyMacHdr, skb->data, cbMacHdLen);
|
|
|
|
// version set to 0, patch for hostapd deamon
|
|
pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc);
|
|
memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize);
|
|
|
|
// replace support rate, patch for hostapd deamon( only support 11M)
|
|
if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) {
|
|
if (cbExtSuppRate != 0) {
|
|
if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0)
|
|
memcpy((pbyPayloadHead + cbFrameBodySize),
|
|
pMgmt->abyCurrSuppRates,
|
|
((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN
|
|
);
|
|
if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0)
|
|
memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN,
|
|
pMgmt->abyCurrExtSuppRates,
|
|
((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN
|
|
);
|
|
}
|
|
}
|
|
|
|
// Set wep
|
|
if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) {
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
pTransmitKey = &STempKey;
|
|
pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
|
|
pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
|
|
pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
|
|
pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
|
|
pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
|
|
memcpy(pTransmitKey->abyKey,
|
|
&pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
|
|
pTransmitKey->uKeyLength
|
|
);
|
|
}
|
|
|
|
if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) {
|
|
|
|
dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]);
|
|
dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]);
|
|
|
|
// DO Software Michael
|
|
MIC_vInit(dwMICKey0, dwMICKey1);
|
|
MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12);
|
|
dwMIC_Priority = 0;
|
|
MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY: %lX, %lX\n", dwMICKey0, dwMICKey1);
|
|
|
|
uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen;
|
|
|
|
MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize);
|
|
|
|
pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize);
|
|
pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4);
|
|
|
|
MIC_vGetMIC(pdwMIC_L, pdwMIC_R);
|
|
MIC_vUnInit();
|
|
|
|
if (pDevice->bTxMICFail == TRUE) {
|
|
*pdwMIC_L = 0;
|
|
*pdwMIC_R = 0;
|
|
pDevice->bTxMICFail = FALSE;
|
|
}
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize);
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen);
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lx, %lx\n", *pdwMIC_L, *pdwMIC_R);
|
|
|
|
}
|
|
|
|
s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey,
|
|
pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR);
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16;
|
|
pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0;
|
|
}
|
|
|
|
if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) {
|
|
s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen));
|
|
}
|
|
}
|
|
|
|
pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4);
|
|
pDevice->wSeqCounter++ ;
|
|
if (pDevice->wSeqCounter > 0x0fff)
|
|
pDevice->wSeqCounter = 0;
|
|
|
|
|
|
if (bIsPSPOLL) {
|
|
// The MAC will automatically replace the Duration-field of MAC header by Duration-field
|
|
// of FIFO control header.
|
|
// This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is
|
|
// in the same place of other packet's Duration-field).
|
|
// And it will cause Cisco-AP to issue Disassociation-packet
|
|
if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
|
|
((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID);
|
|
((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID);
|
|
} else {
|
|
((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID);
|
|
}
|
|
}
|
|
|
|
pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount));
|
|
pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
|
|
pTX_Buffer->byType = 0x00;
|
|
|
|
pContext->pPacket = skb;
|
|
pContext->Type = CONTEXT_MGMT_PACKET;
|
|
pContext->uBufLen = (WORD)cbReqCount + 4; //USB header
|
|
|
|
if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) {
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
|
|
}
|
|
else {
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl);
|
|
}
|
|
PIPEnsSendBulkOut(pDevice,pContext);
|
|
return ;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//TYPE_AC0DMA data tx
|
|
/*
|
|
* Description:
|
|
* Tx packet via AC0DMA(DMA1)
|
|
*
|
|
* Parameters:
|
|
* In:
|
|
* pDevice - Pointer to the adapter
|
|
* skb - Pointer to tx skb packet
|
|
* Out:
|
|
* void
|
|
*
|
|
* Return Value: NULL
|
|
*/
|
|
|
|
int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb)
|
|
{
|
|
PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
|
|
unsigned int BytesToWrite = 0, uHeaderLen = 0;
|
|
unsigned int uNodeIndex = 0;
|
|
BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
|
|
WORD wAID;
|
|
BYTE byPktType;
|
|
BOOL bNeedEncryption = FALSE;
|
|
PSKeyItem pTransmitKey = NULL;
|
|
SKeyItem STempKey;
|
|
unsigned int ii;
|
|
BOOL bTKIP_UseGTK = FALSE;
|
|
BOOL bNeedDeAuth = FALSE;
|
|
PBYTE pbyBSSID;
|
|
BOOL bNodeExist = FALSE;
|
|
PUSB_SEND_CONTEXT pContext;
|
|
BOOL fConvertedPacket;
|
|
PTX_BUFFER pTX_Buffer;
|
|
unsigned int status;
|
|
WORD wKeepRate = pDevice->wCurrentRate;
|
|
struct net_device_stats* pStats = &pDevice->stats;
|
|
BOOL bTxeapol_key = FALSE;
|
|
|
|
|
|
if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
|
|
|
|
if (pDevice->uAssocCount == 0) {
|
|
dev_kfree_skb_irq(skb);
|
|
return 0;
|
|
}
|
|
|
|
if (is_multicast_ether_addr((PBYTE)(skb->data))) {
|
|
uNodeIndex = 0;
|
|
bNodeExist = TRUE;
|
|
if (pMgmt->sNodeDBTable[0].bPSEnable) {
|
|
|
|
skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb);
|
|
pMgmt->sNodeDBTable[0].wEnQueueCnt++;
|
|
// set tx map
|
|
pMgmt->abyPSTxMap[0] |= byMask[0];
|
|
return 0;
|
|
}
|
|
// muticast/broadcast data rate
|
|
|
|
if (pDevice->byBBType != BB_TYPE_11A)
|
|
pDevice->wCurrentRate = RATE_2M;
|
|
else
|
|
pDevice->wCurrentRate = RATE_24M;
|
|
// long preamble type
|
|
pDevice->byPreambleType = PREAMBLE_SHORT;
|
|
|
|
}else {
|
|
|
|
if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(skb->data), &uNodeIndex)) {
|
|
|
|
if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) {
|
|
|
|
skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb);
|
|
|
|
pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++;
|
|
// set tx map
|
|
wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID;
|
|
pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7];
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n",
|
|
(wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]);
|
|
|
|
return 0;
|
|
}
|
|
// AP rate decided from node
|
|
pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
|
|
// tx preamble decided from node
|
|
|
|
if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
|
|
pDevice->byPreambleType = pDevice->byShortPreamble;
|
|
|
|
}else {
|
|
pDevice->byPreambleType = PREAMBLE_LONG;
|
|
}
|
|
bNodeExist = TRUE;
|
|
}
|
|
}
|
|
|
|
if (bNodeExist == FALSE) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n");
|
|
dev_kfree_skb_irq(skb);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
|
|
|
|
if (pContext == NULL) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n");
|
|
dev_kfree_skb_irq(skb);
|
|
return STATUS_RESOURCES;
|
|
}
|
|
|
|
memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), ETH_HLEN);
|
|
|
|
//mike add:station mode check eapol-key challenge--->
|
|
{
|
|
BYTE Protocol_Version; //802.1x Authentication
|
|
BYTE Packet_Type; //802.1x Authentication
|
|
BYTE Descriptor_type;
|
|
WORD Key_info;
|
|
|
|
Protocol_Version = skb->data[ETH_HLEN];
|
|
Packet_Type = skb->data[ETH_HLEN+1];
|
|
Descriptor_type = skb->data[ETH_HLEN+1+1+2];
|
|
Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]);
|
|
if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
|
|
/* 802.1x OR eapol-key challenge frame transfer */
|
|
if (((Protocol_Version == 1) || (Protocol_Version == 2)) &&
|
|
(Packet_Type == 3)) {
|
|
bTxeapol_key = TRUE;
|
|
if(!(Key_info & BIT3) && //WPA or RSN group-key challenge
|
|
(Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key
|
|
if(Descriptor_type==254) {
|
|
pDevice->fWPA_Authened = TRUE;
|
|
PRINT_K("WPA ");
|
|
}
|
|
else {
|
|
pDevice->fWPA_Authened = TRUE;
|
|
PRINT_K("WPA2(re-keying) ");
|
|
}
|
|
PRINT_K("Authentication completed!!\n");
|
|
}
|
|
else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairse-key challenge
|
|
(Key_info & BIT8) && (Key_info & BIT9)) {
|
|
pDevice->fWPA_Authened = TRUE;
|
|
PRINT_K("WPA2 Authentication completed!!\n");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//mike add:station mode check eapol-key challenge<---
|
|
|
|
if (pDevice->bEncryptionEnable == TRUE) {
|
|
bNeedEncryption = TRUE;
|
|
// get Transmit key
|
|
do {
|
|
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
|
|
(pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
|
|
pbyBSSID = pDevice->abyBSSID;
|
|
// get pairwise key
|
|
if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) {
|
|
// get group key
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) {
|
|
bTKIP_UseGTK = TRUE;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
|
|
break;
|
|
}
|
|
} else {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n");
|
|
break;
|
|
}
|
|
}else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
|
|
|
|
pbyBSSID = pDevice->sTxEthHeader.abyDstAddr; //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n");
|
|
for (ii = 0; ii< 6; ii++)
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii));
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n");
|
|
|
|
// get pairwise key
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE)
|
|
break;
|
|
}
|
|
// get group key
|
|
pbyBSSID = pDevice->abyBroadcastAddr;
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
|
|
pTransmitKey = NULL;
|
|
if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
|
|
}
|
|
else
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode);
|
|
} else {
|
|
bTKIP_UseGTK = TRUE;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
|
|
}
|
|
} while(FALSE);
|
|
}
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex);
|
|
if (pDevice->bEncryptionEnable == TRUE) {
|
|
pTransmitKey = &STempKey;
|
|
pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
|
|
pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
|
|
pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
|
|
pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
|
|
pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
|
|
memcpy(pTransmitKey->abyKey,
|
|
&pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
|
|
pTransmitKey->uKeyLength
|
|
);
|
|
}
|
|
}
|
|
|
|
byPktType = (BYTE)pDevice->byPacketType;
|
|
|
|
if (pDevice->bFixRate) {
|
|
if (pDevice->byBBType == BB_TYPE_11B) {
|
|
if (pDevice->uConnectionRate >= RATE_11M) {
|
|
pDevice->wCurrentRate = RATE_11M;
|
|
} else {
|
|
pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
|
|
}
|
|
} else {
|
|
if ((pDevice->byBBType == BB_TYPE_11A) &&
|
|
(pDevice->uConnectionRate <= RATE_6M)) {
|
|
pDevice->wCurrentRate = RATE_6M;
|
|
} else {
|
|
if (pDevice->uConnectionRate >= RATE_54M)
|
|
pDevice->wCurrentRate = RATE_54M;
|
|
else
|
|
pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
if (pDevice->eOPMode == OP_MODE_ADHOC) {
|
|
// Adhoc Tx rate decided from node DB
|
|
if (is_multicast_ether_addr(pDevice->sTxEthHeader.abyDstAddr)) {
|
|
// Multicast use highest data rate
|
|
pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
|
|
// preamble type
|
|
pDevice->byPreambleType = pDevice->byShortPreamble;
|
|
}
|
|
else {
|
|
if(BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.abyDstAddr[0]), &uNodeIndex)) {
|
|
pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
|
|
if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) {
|
|
pDevice->byPreambleType = pDevice->byShortPreamble;
|
|
|
|
}
|
|
else {
|
|
pDevice->byPreambleType = PREAMBLE_LONG;
|
|
}
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate);
|
|
}
|
|
else {
|
|
if (pDevice->byBBType != BB_TYPE_11A)
|
|
pDevice->wCurrentRate = RATE_2M;
|
|
else
|
|
pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s
|
|
// abyCurrExtSuppRates[]
|
|
pDevice->byPreambleType = PREAMBLE_SHORT;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n");
|
|
}
|
|
}
|
|
}
|
|
if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) {
|
|
// Infra STA rate decided from AP Node, index = 0
|
|
pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate;
|
|
}
|
|
}
|
|
|
|
if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) {
|
|
if (pDevice->byBBType != BB_TYPE_11A) {
|
|
pDevice->wCurrentRate = RATE_1M;
|
|
pDevice->byACKRate = RATE_1M;
|
|
pDevice->byTopCCKBasicRate = RATE_1M;
|
|
pDevice->byTopOFDMBasicRate = RATE_6M;
|
|
} else {
|
|
pDevice->wCurrentRate = RATE_6M;
|
|
pDevice->byACKRate = RATE_6M;
|
|
pDevice->byTopCCKBasicRate = RATE_1M;
|
|
pDevice->byTopOFDMBasicRate = RATE_6M;
|
|
}
|
|
}
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG,
|
|
KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n",
|
|
pDevice->wCurrentRate);
|
|
|
|
if (wKeepRate != pDevice->wCurrentRate) {
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
|
|
}
|
|
|
|
if (pDevice->wCurrentRate <= RATE_11M) {
|
|
byPktType = PK_TYPE_11B;
|
|
}
|
|
|
|
if (bNeedEncryption == TRUE) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType));
|
|
if ((pDevice->sTxEthHeader.wType) == cpu_to_le16(ETH_P_PAE)) {
|
|
bNeedEncryption = FALSE;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType));
|
|
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
|
|
if (pTransmitKey == NULL) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n");
|
|
}
|
|
else {
|
|
if (bTKIP_UseGTK == TRUE) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n");
|
|
}
|
|
else {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
|
|
bNeedEncryption = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (pDevice->byCntMeasure == 2) {
|
|
bNeedDeAuth = TRUE;
|
|
pDevice->s802_11Counter.TKIPCounterMeasuresInvoked++;
|
|
}
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
if ((uNodeIndex != 0) &&
|
|
(pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%lX]\n", pTransmitKey->dwKeyIndex);
|
|
bNeedEncryption = TRUE;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
|
|
if (pTransmitKey == NULL) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n");
|
|
dev_kfree_skb_irq(skb);
|
|
pStats->tx_dropped++;
|
|
return STATUS_FAILURE;
|
|
}
|
|
}
|
|
}
|
|
|
|
fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
|
|
(PBYTE)(&pContext->Data[0]), bNeedEncryption,
|
|
skb->len, uDMAIdx, &pDevice->sTxEthHeader,
|
|
(PBYTE)skb->data, pTransmitKey, uNodeIndex,
|
|
pDevice->wCurrentRate,
|
|
&uHeaderLen, &BytesToWrite
|
|
);
|
|
|
|
if (fConvertedPacket == FALSE) {
|
|
pContext->bBoolInUse = FALSE;
|
|
dev_kfree_skb_irq(skb);
|
|
return STATUS_FAILURE;
|
|
}
|
|
|
|
if ( pDevice->bEnablePSMode == TRUE ) {
|
|
if ( !pDevice->bPSModeTxBurst ) {
|
|
bScheduleCommand((void *) pDevice,
|
|
WLAN_CMD_MAC_DISPOWERSAVING,
|
|
NULL);
|
|
pDevice->bPSModeTxBurst = TRUE;
|
|
}
|
|
}
|
|
|
|
pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
|
|
pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
|
|
pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
|
|
|
|
pContext->pPacket = skb;
|
|
pContext->Type = CONTEXT_DATA_PACKET;
|
|
pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
|
|
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
|
|
|
|
status = PIPEnsSendBulkOut(pDevice,pContext);
|
|
|
|
if (bNeedDeAuth == TRUE) {
|
|
WORD wReason = WLAN_MGMT_REASON_MIC_FAILURE;
|
|
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (PBYTE) &wReason);
|
|
}
|
|
|
|
if(status!=STATUS_PENDING) {
|
|
pContext->bBoolInUse = FALSE;
|
|
dev_kfree_skb_irq(skb);
|
|
return STATUS_FAILURE;
|
|
}
|
|
else
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Description:
|
|
* Relay packet send (AC1DMA) from rx dpc.
|
|
*
|
|
* Parameters:
|
|
* In:
|
|
* pDevice - Pointer to the adapter
|
|
* pPacket - Pointer to rx packet
|
|
* cbPacketSize - rx ethernet frame size
|
|
* Out:
|
|
* TURE, FALSE
|
|
*
|
|
* Return Value: Return TRUE if packet is copy to dma1; otherwise FALSE
|
|
*/
|
|
|
|
|
|
BOOL
|
|
bRelayPacketSend (
|
|
PSDevice pDevice,
|
|
PBYTE pbySkbData,
|
|
unsigned int uDataLen,
|
|
unsigned int uNodeIndex
|
|
)
|
|
{
|
|
PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
|
|
unsigned int BytesToWrite = 0, uHeaderLen = 0;
|
|
BYTE byPktType = PK_TYPE_11B;
|
|
BOOL bNeedEncryption = FALSE;
|
|
SKeyItem STempKey;
|
|
PSKeyItem pTransmitKey = NULL;
|
|
PBYTE pbyBSSID;
|
|
PUSB_SEND_CONTEXT pContext;
|
|
BYTE byPktTyp;
|
|
BOOL fConvertedPacket;
|
|
PTX_BUFFER pTX_Buffer;
|
|
unsigned int status;
|
|
WORD wKeepRate = pDevice->wCurrentRate;
|
|
|
|
|
|
|
|
pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice);
|
|
|
|
if (NULL == pContext) {
|
|
return FALSE;
|
|
}
|
|
|
|
memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)pbySkbData, ETH_HLEN);
|
|
|
|
if (pDevice->bEncryptionEnable == TRUE) {
|
|
bNeedEncryption = TRUE;
|
|
// get group key
|
|
pbyBSSID = pDevice->abyBroadcastAddr;
|
|
if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) {
|
|
pTransmitKey = NULL;
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode);
|
|
} else {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n");
|
|
}
|
|
}
|
|
|
|
if (pDevice->bEnableHostWEP) {
|
|
if (uNodeIndex < MAX_NODE_NUM + 1) {
|
|
pTransmitKey = &STempKey;
|
|
pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite;
|
|
pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex;
|
|
pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength;
|
|
pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16;
|
|
pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0;
|
|
memcpy(pTransmitKey->abyKey,
|
|
&pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0],
|
|
pTransmitKey->uKeyLength
|
|
);
|
|
}
|
|
}
|
|
|
|
if ( bNeedEncryption && (pTransmitKey == NULL) ) {
|
|
pContext->bBoolInUse = FALSE;
|
|
return FALSE;
|
|
}
|
|
|
|
byPktTyp = (BYTE)pDevice->byPacketType;
|
|
|
|
if (pDevice->bFixRate) {
|
|
if (pDevice->byBBType == BB_TYPE_11B) {
|
|
if (pDevice->uConnectionRate >= RATE_11M) {
|
|
pDevice->wCurrentRate = RATE_11M;
|
|
} else {
|
|
pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
|
|
}
|
|
} else {
|
|
if ((pDevice->byBBType == BB_TYPE_11A) &&
|
|
(pDevice->uConnectionRate <= RATE_6M)) {
|
|
pDevice->wCurrentRate = RATE_6M;
|
|
} else {
|
|
if (pDevice->uConnectionRate >= RATE_54M)
|
|
pDevice->wCurrentRate = RATE_54M;
|
|
else
|
|
pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate;
|
|
}
|
|
|
|
if (wKeepRate != pDevice->wCurrentRate) {
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL);
|
|
}
|
|
|
|
if (pDevice->wCurrentRate <= RATE_11M)
|
|
byPktType = PK_TYPE_11B;
|
|
|
|
BytesToWrite = uDataLen + ETH_FCS_LEN;
|
|
|
|
// Convert the packet to an usb frame and copy into our buffer
|
|
// and send the irp.
|
|
|
|
fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
|
|
(PBYTE)(&pContext->Data[0]), bNeedEncryption,
|
|
uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader,
|
|
pbySkbData, pTransmitKey, uNodeIndex,
|
|
pDevice->wCurrentRate,
|
|
&uHeaderLen, &BytesToWrite
|
|
);
|
|
|
|
if (fConvertedPacket == FALSE) {
|
|
pContext->bBoolInUse = FALSE;
|
|
return FALSE;
|
|
}
|
|
|
|
pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]);
|
|
pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
|
|
pTX_Buffer->wTxByteCount = (WORD)BytesToWrite;
|
|
|
|
pContext->pPacket = NULL;
|
|
pContext->Type = CONTEXT_DATA_PACKET;
|
|
pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header
|
|
|
|
s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl);
|
|
|
|
status = PIPEnsSendBulkOut(pDevice,pContext);
|
|
|
|
return TRUE;
|
|
}
|
|
|