mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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staging: vt6655: dpc.c: Comment fixes
Replace C99 "//" comments by "/* */", remove not needed comments about adding code Signed-off-by: Veronika Kabatova <veronicca114@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Veronika Kabatova
Greg Kroah-Hartman
parent
99b4a7e0a2
commit
1d39fe040b
1 changed files with 124 additions and 115 deletions
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@ -160,10 +160,10 @@ s_vProcessRxMACHeader(struct vnt_private *pDevice,
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if (bIsWEP) {
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if (bExtIV) {
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// strip IV&ExtIV , add 8 byte
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/* strip IV&ExtIV, add 8 byte */
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cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 8);
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} else {
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// strip IV , add 4 byte
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/* strip IV, add 4 byte */
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cbHeaderSize += (WLAN_HDR_ADDR3_LEN + 4);
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}
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} else {
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@ -182,9 +182,9 @@ s_vProcessRxMACHeader(struct vnt_private *pDevice,
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pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize);
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if (bIsWEP) {
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if (bExtIV)
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); /* 8 is IV&ExtIV */
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else
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); /* 4 is IV */
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} else {
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN);
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@ -195,9 +195,9 @@ s_vProcessRxMACHeader(struct vnt_private *pDevice,
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pwType = (unsigned short *)(pbyRxBufferAddr + cbHeaderSize);
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if (bIsWEP) {
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if (bExtIV)
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); /* 8 is IV&ExtIV */
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else
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); // 4 is IV
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 4); /* 4 is IV */
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} else {
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*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN);
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@ -243,14 +243,14 @@ s_vGetDASA(unsigned char *pbyRxBufferAddr, unsigned int *pcbHeaderSize,
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psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr3[ii];
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}
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} else {
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// IBSS mode
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/* IBSS mode */
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for (ii = 0; ii < ETH_ALEN; ii++) {
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psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr1[ii];
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psEthHeader->abySrcAddr[ii] = pMACHeader->abyAddr2[ii];
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}
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}
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} else {
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// Is AP mode..
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/* Is AP mode.. */
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if (pMACHeader->wFrameCtl & FC_FROMDS) {
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for (ii = 0; ii < ETH_ALEN; ii++) {
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psEthHeader->abyDstAddr[ii] = pMACHeader->abyAddr3[ii];
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@ -303,7 +303,7 @@ device_receive_frame(
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unsigned short wRxTSC15_0 = 0;
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unsigned long dwRxTSC47_16 = 0;
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SKeyItem STempKey;
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// 802.11h RPI
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/* 802.11h RPI */
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unsigned long dwDuration = 0;
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long ldBm = 0;
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long ldBmThreshold = 0;
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@ -318,10 +318,12 @@ device_receive_frame(
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pwFrameSize = (unsigned short *)(skb->data + 2);
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FrameSize = cpu_to_le16(pCurrRD->m_rd1RD1.wReqCount) - cpu_to_le16(pCurrRD->m_rd0RD0.wResCount);
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// Max: 2312Payload + 30HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR
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// Min (ACK): 10HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR
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/*
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* Max: 2312Payload + 30HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR
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* Min (ACK): 10HD +4CRC + 2Padding + 4Len + 8TSF + 4RSR
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*/
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if ((FrameSize > 2364) || (FrameSize <= 32)) {
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// Frame Size error drop this packet.
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/* Frame Size error drop this packet. */
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pr_debug("---------- WRONG Length 1\n");
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return false;
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}
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@ -335,16 +337,18 @@ device_receive_frame(
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pqwTSFTime = (__le64 *)(skb->data + FrameSize - 12);
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pbyFrame = (unsigned char *)(skb->data + 4);
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// get packet size
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/* get packet size */
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FrameSize = cpu_to_le16(*pwFrameSize);
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if ((FrameSize > 2346)|(FrameSize < 14)) { // Max: 2312Payload + 30HD +4CRC
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// Min: 14 bytes ACK
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if ((FrameSize > 2346)|(FrameSize < 14)) { /*
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* Max: 2312Payload + 30HD +4CRC
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* Min: 14 bytes ACK
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*/
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pr_debug("---------- WRONG Length 2\n");
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return false;
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}
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// update receive statistic counter
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/* update receive statistic counter */
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STAvUpdateRDStatCounter(&pDevice->scStatistic,
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*pbyRsr,
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*pbyNewRsr,
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@ -362,10 +366,10 @@ device_receive_frame(
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dwDuration /= acbyRxRate[*pbyRxRate%MAX_RATE];
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if (*pbyRxRate <= RATE_11M) {
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if (*pbyRxSts & 0x01) {
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// long preamble
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/* long preamble */
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dwDuration += 192;
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} else {
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// short preamble
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/* short preamble */
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dwDuration += 96;
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}
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} else {
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@ -391,10 +395,10 @@ device_receive_frame(
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}
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}
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// Use for TKIP MIC
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/* Use for TKIP MIC */
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s_vGetDASA(skb->data+4, &cbHeaderSize, &pDevice->sRxEthHeader);
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// filter packet send from myself
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/* filter packet send from myself */
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if (ether_addr_equal(pDevice->sRxEthHeader.abySrcAddr,
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pDevice->abyCurrentNetAddr))
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return false;
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@ -402,7 +406,7 @@ device_receive_frame(
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if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) {
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if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) {
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p802_11Header = (PS802_11Header)(pbyFrame);
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// get SA NodeIndex
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/* get SA NodeIndex */
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if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(p802_11Header->abyAddr2), &iSANodeIndex)) {
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pMgmt->sNodeDBTable[iSANodeIndex].ulLastRxJiffer = jiffies;
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pMgmt->sNodeDBTable[iSANodeIndex].uInActiveCount = 0;
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@ -474,25 +478,22 @@ device_receive_frame(
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return false;
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}
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if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP))
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FrameSize -= 8; // Message Integrity Code
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FrameSize -= 8; /* Message Integrity Code */
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else
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FrameSize -= 4; // 4 is ICV
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FrameSize -= 4; /* 4 is ICV */
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}
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//
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// RX OK
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//
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//remove the CRC length
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/* RX OK, remove the CRC length */
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FrameSize -= ETH_FCS_LEN;
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if ((!(*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI))) && // unicast address
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if ((!(*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI))) && /* unicast address */
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(IS_FRAGMENT_PKT((skb->data+4)))
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) {
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// defragment
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/* defragment */
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bDeFragRx = WCTLbHandleFragment(pDevice, (PS802_11Header)(skb->data+4), FrameSize, bIsWEP, bExtIV);
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pDevice->s802_11Counter.ReceivedFragmentCount++;
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if (bDeFragRx) {
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// defrag complete
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/* defrag complete */
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skb = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb;
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FrameSize = pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength;
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@ -501,9 +502,9 @@ device_receive_frame(
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}
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}
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// Management & Control frame Handle
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/* Management & Control frame Handle */
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if ((IS_TYPE_DATA((skb->data+4))) == false) {
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// Handle Control & Manage Frame
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/* Handle Control & Manage Frame */
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if (IS_TYPE_MGMT((skb->data+4))) {
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unsigned char *pbyData1;
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@ -515,7 +516,7 @@ device_receive_frame(
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pRxPacket->bySQ = *pbySQ;
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pRxPacket->qwLocalTSF = le64_to_cpu(*pqwTSFTime);
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if (bIsWEP) {
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// strip IV
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/* strip IV */
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pbyData1 = WLAN_HDR_A3_DATA_PTR(skb->data+4);
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pbyData2 = WLAN_HDR_A3_DATA_PTR(skb->data+4) + 4;
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for (ii = 0; ii < (FrameSize - 4); ii++) {
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@ -529,7 +530,7 @@ device_receive_frame(
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vMgrRxManagePacket((void *)pDevice, pDevice->pMgmt, pRxPacket);
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// hostap Deamon handle 802.11 management
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/* hostap Deamon handle 802.11 management */
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if (pDevice->bEnableHostapd) {
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skb->dev = pDevice->apdev;
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skb->data += 4;
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@ -547,7 +548,7 @@ device_receive_frame(
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return false;
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} else {
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if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
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//In AP mode, hw only check addr1(BSSID or RA) if equal to local MAC.
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/* In AP mode, hw only check addr1(BSSID or RA) if equal to local MAC. */
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if (!(*pbyRsr & RSR_BSSIDOK)) {
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if (bDeFragRx) {
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if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) {
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@ -558,7 +559,7 @@ device_receive_frame(
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return false;
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}
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} else {
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// discard DATA packet while not associate || BSSID error
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/* discard DATA packet while not associate || BSSID error */
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if (!pDevice->bLinkPass || !(*pbyRsr & RSR_BSSIDOK)) {
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if (bDeFragRx) {
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if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) {
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@ -568,10 +569,9 @@ device_receive_frame(
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}
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return false;
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}
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//mike add:station mode check eapol-key challenge--->
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{
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unsigned char Protocol_Version; //802.1x Authentication
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unsigned char Packet_Type; //802.1x Authentication
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unsigned char Protocol_Version; /* 802.1x Authentication */
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unsigned char Packet_Type; /* 802.1x Authentication */
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if (bIsWEP)
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cbIVOffset = 8;
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@ -581,18 +581,17 @@ device_receive_frame(
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skb->data[cbIVOffset + 8 + 24 + 6 + 1];
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Protocol_Version = skb->data[cbIVOffset + 8 + 24 + 6 + 1 + 1];
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Packet_Type = skb->data[cbIVOffset + 8 + 24 + 6 + 1 + 1 + 1];
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if (wEtherType == ETH_P_PAE) { //Protocol Type in LLC-Header
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if (wEtherType == ETH_P_PAE) { /* Protocol Type in LLC-Header */
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if (((Protocol_Version == 1) || (Protocol_Version == 2)) &&
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(Packet_Type == 3)) { //802.1x OR eapol-key challenge frame receive
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(Packet_Type == 3)) { /*802.1x OR eapol-key challenge frame receive */
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bRxeapol_key = true;
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}
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}
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}
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//mike add:station mode check eapol-key challenge<---
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}
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}
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// Data frame Handle
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/* Data frame Handle */
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if (pDevice->bEnablePSMode) {
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if (!IS_FC_MOREDATA((skb->data+4))) {
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@ -601,7 +600,7 @@ device_receive_frame(
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}
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}
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// Now it only supports 802.11g Infrastructure Mode, and support rate must up to 54 Mbps
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/* Now it only supports 802.11g Infrastructure Mode, and support rate must up to 54 Mbps */
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if (pDevice->bDiversityEnable && (FrameSize > 50) &&
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(pDevice->op_mode == NL80211_IFTYPE_STATION) &&
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pDevice->bLinkPass) {
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@ -616,7 +615,7 @@ device_receive_frame(
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if ((*pbyRSSI != 0) &&
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(pMgmt->pCurrBSS != NULL)) {
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RFvRSSITodBm(pDevice, *pbyRSSI, &ldBm);
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// Monitor if RSSI is too strong.
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/* Monitor if RSSI is too strong. */
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pMgmt->pCurrBSS->byRSSIStatCnt++;
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pMgmt->pCurrBSS->byRSSIStatCnt %= RSSI_STAT_COUNT;
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pMgmt->pCurrBSS->ldBmAverage[pMgmt->pCurrBSS->byRSSIStatCnt] = ldBm;
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@ -626,12 +625,10 @@ device_receive_frame(
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}
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// -----------------------------------------------
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if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && pDevice->bEnable8021x) {
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unsigned char abyMacHdr[24];
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// Only 802.1x packet incoming allowed
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/* Only 802.1x packet incoming allowed */
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if (bIsWEP)
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cbIVOffset = 8;
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else
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@ -644,7 +641,7 @@ device_receive_frame(
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skb->dev = pDevice->apdev;
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if (bIsWEP) {
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// strip IV header(8)
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/* strip IV header(8) */
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memcpy(&abyMacHdr[0], (skb->data + 4), 24);
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memcpy((skb->data + 4 + cbIVOffset), &abyMacHdr[0], 24);
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}
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@ -660,18 +657,17 @@ device_receive_frame(
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return true;
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}
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// check if 802.1x authorized
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/* check if 802.1x authorized */
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if (!(pMgmt->sNodeDBTable[iSANodeIndex].dwFlags & WLAN_STA_AUTHORIZED))
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return false;
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}
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if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) {
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if (bIsWEP)
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FrameSize -= 8; //MIC
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FrameSize -= 8; /* MIC */
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}
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//--------------------------------------------------------------------------------
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// Soft MIC
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/* Soft MIC */
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if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) {
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if (bIsWEP) {
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__le32 *pdwMIC_L;
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@ -702,7 +698,7 @@ device_receive_frame(
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MIC_vAppend((unsigned char *)&(pDevice->sRxEthHeader.abyDstAddr[0]), 12);
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dwMIC_Priority = 0;
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MIC_vAppend((unsigned char *)&dwMIC_Priority, 4);
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// 4 is Rcv buffer header, 24 is MAC Header, and 8 is IV and Ext IV.
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/* 4 is Rcv buffer header, 24 is MAC Header, and 8 is IV and Ext IV. */
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MIC_vAppend((unsigned char *)(skb->data + 4 + WLAN_HDR_ADDR3_LEN + 8),
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FrameSize - WLAN_HDR_ADDR3_LEN - 8);
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MIC_vGetMIC(&dwLocalMIC_L, &dwLocalMIC_R);
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@ -723,13 +719,12 @@ device_receive_frame(
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pDevice->dev->name);
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}
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}
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//2008-0409-07, <Add> by Einsn Liu
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#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
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//send event to wpa_supplicant
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/* send event to wpa_supplicant */
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{
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union iwreq_data wrqu;
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struct iw_michaelmicfailure ev;
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int keyidx = pbyFrame[cbHeaderSize+3] >> 6; //top two-bits
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int keyidx = pbyFrame[cbHeaderSize+3] >> 6; /* top two-bits */
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memset(&ev, 0, sizeof(ev));
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ev.flags = keyidx & IW_MICFAILURE_KEY_ID;
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@ -776,17 +771,16 @@ device_receive_frame(
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}
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}
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} //---end of SOFT MIC-----------------------------------------------------------------------
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// ++++++++++ Reply Counter Check +++++++++++++
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}
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/* ++++++++++ Reply Counter Check +++++++++++++ */
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if ((pKey != NULL) && ((pKey->byCipherSuite == KEY_CTL_TKIP) ||
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(pKey->byCipherSuite == KEY_CTL_CCMP))) {
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if (bIsWEP) {
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unsigned short wLocalTSC15_0 = 0;
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unsigned long dwLocalTSC47_16 = 0;
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unsigned long long RSC = 0;
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// endian issues
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/* endian issues */
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RSC = *((unsigned long long *)&(pKey->KeyRSC));
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wLocalTSC15_0 = (unsigned short)RSC;
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dwLocalTSC47_16 = (unsigned long)(RSC>>16);
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@ -798,7 +792,7 @@ device_receive_frame(
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if ((pDevice->sMgmtObj.eCurrMode == WMAC_MODE_ESS_STA) &&
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(pDevice->sMgmtObj.eCurrState == WMAC_STATE_ASSOC)) {
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// check RSC
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/* check RSC */
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if ((wRxTSC15_0 < wLocalTSC15_0) &&
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(dwRxTSC47_16 <= dwLocalTSC47_16) &&
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!((dwRxTSC47_16 == 0) && (dwLocalTSC47_16 == 0xFFFFFFFF))) {
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@ -818,13 +812,13 @@ device_receive_frame(
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}
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}
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}
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} // ----- End of Reply Counter Check --------------------------
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}
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s_vProcessRxMACHeader(pDevice, (unsigned char *)(skb->data+4), FrameSize, bIsWEP, bExtIV, &cbHeaderOffset);
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FrameSize -= cbHeaderOffset;
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cbHeaderOffset += 4; // 4 is Rcv buffer header
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cbHeaderOffset += 4; /* 4 is Rcv buffer header */
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// Null data, framesize = 14
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/* Null data, framesize = 14 */
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if (FrameSize < 15)
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return false;
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@ -851,7 +845,7 @@ device_receive_frame(
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skb_put(skb, FrameSize);
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skb->protocol = eth_type_trans(skb, skb->dev);
|
||||
|
||||
//drop frame not met IEEE 802.3
|
||||
/* drop frame not met IEEE 802.3 */
|
||||
|
||||
skb->ip_summed = CHECKSUM_NONE;
|
||||
pStats->rx_bytes += skb->len;
|
||||
|
|
@ -882,13 +876,14 @@ static bool s_bAPModeRxCtl(
|
|||
if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) {
|
||||
p802_11Header = (PS802_11Header)(pbyFrame);
|
||||
if (!IS_TYPE_MGMT(pbyFrame)) {
|
||||
// Data & PS-Poll packet
|
||||
// check frame class
|
||||
/* Data & PS-Poll packet, check frame class */
|
||||
if (iSANodeIndex > 0) {
|
||||
// frame class 3 fliter & checking
|
||||
/* frame class 3 fliter & checking */
|
||||
if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_AUTH) {
|
||||
// send deauth notification
|
||||
// reason = (6) class 2 received from nonauth sta
|
||||
/*
|
||||
* send deauth notification
|
||||
* reason = (6) class 2 received from nonauth sta
|
||||
*/
|
||||
vMgrDeAuthenBeginSta(pDevice,
|
||||
pMgmt,
|
||||
(unsigned char *)(p802_11Header->abyAddr2),
|
||||
|
|
@ -899,8 +894,10 @@ static bool s_bAPModeRxCtl(
|
|||
return true;
|
||||
}
|
||||
if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_ASSOC) {
|
||||
// send deassoc notification
|
||||
// reason = (7) class 3 received from nonassoc sta
|
||||
/*
|
||||
* send deassoc notification
|
||||
* reason = (7) class 3 received from nonassoc sta
|
||||
*/
|
||||
vMgrDisassocBeginSta(pDevice,
|
||||
pMgmt,
|
||||
(unsigned char *)(p802_11Header->abyAddr2),
|
||||
|
|
@ -912,14 +909,16 @@ static bool s_bAPModeRxCtl(
|
|||
}
|
||||
|
||||
if (pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable) {
|
||||
// delcare received ps-poll event
|
||||
/* delcare received ps-poll event */
|
||||
if (IS_CTL_PSPOLL(pbyFrame)) {
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true;
|
||||
bScheduleCommand((void *)pDevice, WLAN_CMD_RX_PSPOLL, NULL);
|
||||
pr_debug("dpc: WLAN_CMD_RX_PSPOLL 1\n");
|
||||
} else {
|
||||
// check Data PS state
|
||||
// if PW bit off, send out all PS bufferring packets.
|
||||
/*
|
||||
* check Data PS state
|
||||
* if PW bit off, send out all PS bufferring packets.
|
||||
*/
|
||||
if (!IS_FC_POWERMGT(pbyFrame)) {
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false;
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true;
|
||||
|
|
@ -930,10 +929,10 @@ static bool s_bAPModeRxCtl(
|
|||
} else {
|
||||
if (IS_FC_POWERMGT(pbyFrame)) {
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = true;
|
||||
// Once if STA in PS state, enable multicast bufferring
|
||||
/* Once if STA in PS state, enable multicast bufferring */
|
||||
pMgmt->sNodeDBTable[0].bPSEnable = true;
|
||||
} else {
|
||||
// clear all pending PS frame.
|
||||
/* clear all pending PS frame. */
|
||||
if (pMgmt->sNodeDBTable[iSANodeIndex].wEnQueueCnt > 0) {
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false;
|
||||
pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true;
|
||||
|
|
@ -994,7 +993,7 @@ static bool s_bHandleRxEncryption(
|
|||
pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN;
|
||||
if (WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) &&
|
||||
WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame)) {
|
||||
pbyIV += 6; // 6 is 802.11 address4
|
||||
pbyIV += 6; /* 6 is 802.11 address4 */
|
||||
PayloadLen -= 6;
|
||||
}
|
||||
byKeyIdx = (*(pbyIV+3) & 0xc0);
|
||||
|
|
@ -1008,7 +1007,7 @@ static bool s_bHandleRxEncryption(
|
|||
(pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
|
||||
if (((*pbyRsr & (RSR_ADDRBROAD | RSR_ADDRMULTI)) == 0) &&
|
||||
(pDevice->pMgmt->byCSSPK != KEY_CTL_NONE)) {
|
||||
// unicast pkt use pairwise key
|
||||
/* unicast pkt use pairwise key */
|
||||
pr_debug("unicast pkt\n");
|
||||
if (KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, 0xFFFFFFFF, &pKey) == true) {
|
||||
if (pDevice->pMgmt->byCSSPK == KEY_CTL_TKIP)
|
||||
|
|
@ -1018,7 +1017,7 @@ static bool s_bHandleRxEncryption(
|
|||
}
|
||||
pr_debug("unicast pkt: %d, %p\n", byDecMode, pKey);
|
||||
} else {
|
||||
// use group key
|
||||
/* use group key */
|
||||
KeybGetKey(&(pDevice->sKey), pDevice->abyBSSID, byKeyIdx, &pKey);
|
||||
if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP)
|
||||
byDecMode = KEY_CTL_TKIP;
|
||||
|
|
@ -1028,9 +1027,9 @@ static bool s_bHandleRxEncryption(
|
|||
byKeyIdx, byDecMode, pKey);
|
||||
}
|
||||
}
|
||||
// our WEP only support Default Key
|
||||
/* our WEP only support Default Key */
|
||||
if (pKey == NULL) {
|
||||
// use default group key
|
||||
/* use default group key */
|
||||
KeybGetKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, byKeyIdx, &pKey);
|
||||
if (pDevice->pMgmt->byCSSGK == KEY_CTL_TKIP)
|
||||
byDecMode = KEY_CTL_TKIP;
|
||||
|
|
@ -1053,14 +1052,16 @@ static bool s_bHandleRxEncryption(
|
|||
return false;
|
||||
}
|
||||
if (byDecMode == KEY_CTL_WEP) {
|
||||
// handle WEP
|
||||
/* handle WEP */
|
||||
if ((pDevice->byLocalID <= REV_ID_VT3253_A1) ||
|
||||
(((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true)) {
|
||||
// Software WEP
|
||||
// 1. 3253A
|
||||
// 2. WEP 256
|
||||
/*
|
||||
* Software WEP
|
||||
* 1. 3253A
|
||||
* 2. WEP 256
|
||||
*/
|
||||
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); /* 24 is 802.11 header,4 is IV, 4 is crc */
|
||||
memcpy(pDevice->abyPRNG, pbyIV, 3);
|
||||
memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength);
|
||||
rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3);
|
||||
|
|
@ -1072,9 +1073,9 @@ static bool s_bHandleRxEncryption(
|
|||
}
|
||||
} else if ((byDecMode == KEY_CTL_TKIP) ||
|
||||
(byDecMode == KEY_CTL_CCMP)) {
|
||||
// TKIP/AES
|
||||
/* TKIP/AES */
|
||||
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); /* 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc */
|
||||
*pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4));
|
||||
pr_debug("ExtIV: %lx\n", *pdwRxTSC47_16);
|
||||
if (byDecMode == KEY_CTL_TKIP)
|
||||
|
|
@ -1086,8 +1087,10 @@ static bool s_bHandleRxEncryption(
|
|||
|
||||
if ((byDecMode == KEY_CTL_TKIP) &&
|
||||
(pDevice->byLocalID <= REV_ID_VT3253_A1)) {
|
||||
// Software TKIP
|
||||
// 1. 3253 A
|
||||
/*
|
||||
* Software TKIP
|
||||
* 1. 3253 A
|
||||
*/
|
||||
PS802_11Header pMACHeader = (PS802_11Header)(pbyFrame);
|
||||
|
||||
TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG);
|
||||
|
|
@ -1101,7 +1104,7 @@ static bool s_bHandleRxEncryption(
|
|||
pr_debug("PayloadLen = %d\n", PayloadLen);
|
||||
}
|
||||
}
|
||||
}// end of TKIP/AES
|
||||
}
|
||||
|
||||
if ((*(pbyIV+3) & 0x20) != 0)
|
||||
*pbExtIV = true;
|
||||
|
|
@ -1133,7 +1136,7 @@ static bool s_bHostWepRxEncryption(
|
|||
pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN;
|
||||
if (WLAN_GET_FC_TODS(*(unsigned short *)pbyFrame) &&
|
||||
WLAN_GET_FC_FROMDS(*(unsigned short *)pbyFrame)) {
|
||||
pbyIV += 6; // 6 is 802.11 address4
|
||||
pbyIV += 6; /* 6 is 802.11 address4 */
|
||||
PayloadLen -= 6;
|
||||
}
|
||||
byKeyIdx = (*(pbyIV+3) & 0xc0);
|
||||
|
|
@ -1152,18 +1155,20 @@ static bool s_bHostWepRxEncryption(
|
|||
return false;
|
||||
|
||||
if (byDecMode == KEY_CTL_WEP) {
|
||||
// handle WEP
|
||||
/* handle WEP */
|
||||
pr_debug("byDecMode == KEY_CTL_WEP\n");
|
||||
|
||||
if ((pDevice->byLocalID <= REV_ID_VT3253_A1) ||
|
||||
(((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true) ||
|
||||
!bOnFly) {
|
||||
// Software WEP
|
||||
// 1. 3253A
|
||||
// 2. WEP 256
|
||||
// 3. NotOnFly
|
||||
/*
|
||||
* Software WEP
|
||||
* 1. 3253A
|
||||
* 2. WEP 256
|
||||
* 3. NotOnFly
|
||||
*/
|
||||
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); // 24 is 802.11 header,4 is IV, 4 is crc
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 4 + 4); /* 24 is 802.11 header,4 is IV, 4 is crc */
|
||||
memcpy(pDevice->abyPRNG, pbyIV, 3);
|
||||
memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength);
|
||||
rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3);
|
||||
|
|
@ -1175,9 +1180,9 @@ static bool s_bHostWepRxEncryption(
|
|||
}
|
||||
} else if ((byDecMode == KEY_CTL_TKIP) ||
|
||||
(byDecMode == KEY_CTL_CCMP)) {
|
||||
// TKIP/AES
|
||||
/* TKIP/AES */
|
||||
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc
|
||||
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); /* 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc */
|
||||
*pdwRxTSC47_16 = cpu_to_le32(*(unsigned long *)(pbyIV + 4));
|
||||
pr_debug("ExtIV: %lx\n", *pdwRxTSC47_16);
|
||||
|
||||
|
|
@ -1190,9 +1195,11 @@ static bool s_bHostWepRxEncryption(
|
|||
|
||||
if (byDecMode == KEY_CTL_TKIP) {
|
||||
if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || !bOnFly) {
|
||||
// Software TKIP
|
||||
// 1. 3253 A
|
||||
// 2. NotOnFly
|
||||
/*
|
||||
* Software TKIP
|
||||
* 1. 3253 A
|
||||
* 2. NotOnFly
|
||||
*/
|
||||
pr_debug("soft KEY_CTL_TKIP\n");
|
||||
pMACHeader = (PS802_11Header)(pbyFrame);
|
||||
TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG);
|
||||
|
|
@ -1211,8 +1218,10 @@ static bool s_bHostWepRxEncryption(
|
|||
|
||||
if (byDecMode == KEY_CTL_CCMP) {
|
||||
if (!bOnFly) {
|
||||
// Software CCMP
|
||||
// NotOnFly
|
||||
/*
|
||||
* Software CCMP
|
||||
* NotOnFly
|
||||
*/
|
||||
pr_debug("soft KEY_CTL_CCMP\n");
|
||||
if (AESbGenCCMP(pKey->abyKey, pbyFrame, FrameSize)) {
|
||||
*pbyNewRsr |= NEWRSR_DECRYPTOK;
|
||||
|
|
@ -1223,7 +1232,7 @@ static bool s_bHostWepRxEncryption(
|
|||
}
|
||||
}
|
||||
|
||||
}// end of TKIP/AES
|
||||
}
|
||||
|
||||
if ((*(pbyIV+3) & 0x20) != 0)
|
||||
*pbExtIV = true;
|
||||
|
|
@ -1249,12 +1258,12 @@ static bool s_bAPModeRxData(
|
|||
|
||||
if (FrameSize > CB_MAX_BUF_SIZE)
|
||||
return false;
|
||||
// check DA
|
||||
/* check DA */
|
||||
if (is_multicast_ether_addr((unsigned char *)(skb->data+cbHeaderOffset))) {
|
||||
if (pMgmt->sNodeDBTable[0].bPSEnable) {
|
||||
skbcpy = dev_alloc_skb((int)pDevice->rx_buf_sz);
|
||||
|
||||
// if any node in PS mode, buffer packet until DTIM.
|
||||
/* if any node in PS mode, buffer packet until DTIM. */
|
||||
if (skbcpy == NULL) {
|
||||
pr_info("relay multicast no skb available\n");
|
||||
} else {
|
||||
|
|
@ -1264,18 +1273,18 @@ static bool s_bAPModeRxData(
|
|||
skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skbcpy);
|
||||
|
||||
pMgmt->sNodeDBTable[0].wEnQueueCnt++;
|
||||
// set tx map
|
||||
/* set tx map */
|
||||
pMgmt->abyPSTxMap[0] |= byMask[0];
|
||||
}
|
||||
} else {
|
||||
bRelayAndForward = true;
|
||||
}
|
||||
} else {
|
||||
// check if relay
|
||||
/* check if relay */
|
||||
if (BSSDBbIsSTAInNodeDB(pMgmt, (unsigned char *)(skb->data+cbHeaderOffset), &iDANodeIndex)) {
|
||||
if (pMgmt->sNodeDBTable[iDANodeIndex].eNodeState >= NODE_ASSOC) {
|
||||
if (pMgmt->sNodeDBTable[iDANodeIndex].bPSEnable) {
|
||||
// queue this skb until next PS tx, and then release.
|
||||
/* queue this skb until next PS tx, and then release. */
|
||||
|
||||
skb->data += cbHeaderOffset;
|
||||
skb->tail += cbHeaderOffset;
|
||||
|
|
@ -1296,7 +1305,7 @@ static bool s_bAPModeRxData(
|
|||
}
|
||||
|
||||
if (bRelayOnly || bRelayAndForward) {
|
||||
// relay this packet right now
|
||||
/* relay this packet right now */
|
||||
if (bRelayAndForward)
|
||||
iDANodeIndex = 0;
|
||||
|
||||
|
|
@ -1306,7 +1315,7 @@ static bool s_bAPModeRxData(
|
|||
if (bRelayOnly)
|
||||
return false;
|
||||
}
|
||||
// none associate, don't forward
|
||||
/* none associate, don't forward */
|
||||
if (pDevice->uAssocCount == 0)
|
||||
return false;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue