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path: root/drivers/staging/vt6656/dpc.c
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Diffstat (limited to 'drivers/staging/vt6656/dpc.c')
-rw-r--r--drivers/staging/vt6656/dpc.c841
1 files changed, 169 insertions, 672 deletions
diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c
index e83f95e1d9a..c0ec5b37aa7 100644
--- a/drivers/staging/vt6656/dpc.c
+++ b/drivers/staging/vt6656/dpc.c
@@ -26,10 +26,7 @@
*
* Functions:
* device_receive_frame - Rcv 802.11 frame function
- * s_bAPModeRxCtl- AP Rcv frame filer Ctl.
- * s_bAPModeRxData- AP Rcv data frame handle
* s_bHandleRxEncryption- Rcv decrypted data via on-fly
- * s_bHostWepRxEncryption- Rcv encrypted data via host
* s_byGetRateIdx- get rate index
* s_vGetDASA- get data offset
* s_vProcessRxMACHeader- Rcv 802.11 and translate to 802.3
@@ -38,6 +35,7 @@
*
*/
+#include "dpc.h"
#include "device.h"
#include "rxtx.h"
#include "tether.h"
@@ -47,63 +45,36 @@
#include "baseband.h"
#include "michael.h"
#include "tkip.h"
-#include "tcrc.h"
#include "wctl.h"
-#include "hostap.h"
#include "rf.h"
#include "iowpa.h"
-#include "aes_ccmp.h"
#include "datarate.h"
#include "usbpipe.h"
-/*--------------------- Static Definitions -------------------------*/
-
-/*--------------------- Static Classes ----------------------------*/
-
-/*--------------------- Static Variables --------------------------*/
//static int msglevel =MSG_LEVEL_DEBUG;
static int msglevel =MSG_LEVEL_INFO;
-const BYTE acbyRxRate[MAX_RATE] =
+static const u8 acbyRxRate[MAX_RATE] =
{2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108};
-
-/*--------------------- Static Functions --------------------------*/
-
-/*--------------------- Static Definitions -------------------------*/
-
-/*--------------------- Static Functions --------------------------*/
-
-static BYTE s_byGetRateIdx(BYTE byRate);
+static u8 s_byGetRateIdx(u8 byRate);
static
void
s_vGetDASA(
- PBYTE pbyRxBufferAddr,
+ u8 * pbyRxBufferAddr,
unsigned int *pcbHeaderSize,
- PSEthernetHeader psEthHeader
+ struct ethhdr *psEthHeader
);
static void s_vProcessRxMACHeader(struct vnt_private *pDevice,
u8 *pbyRxBufferAddr, u32 cbPacketSize, int bIsWEP, int bExtIV,
u32 *pcbHeadSize);
-static int s_bAPModeRxCtl(struct vnt_private *pDevice, u8 *pbyFrame,
- s32 iSANodeIndex);
-
-static int s_bAPModeRxData(struct vnt_private *pDevice, struct sk_buff *skb,
- u32 FrameSize, u32 cbHeaderOffset, s32 iSANodeIndex, s32 iDANodeIndex);
-
static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
u32 FrameSize, u8 *pbyRsr, u8 *pbyNewRsr, PSKeyItem *pKeyOut,
s32 *pbExtIV, u16 *pwRxTSC15_0, u32 *pdwRxTSC47_16);
-static int s_bHostWepRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
- u32 FrameSize, u8 *pbyRsr, int bOnFly, PSKeyItem pKey, u8 *pbyNewRsr,
- s32 *pbExtIV, u16 *pwRxTSC15_0, u32 *pdwRxTSC47_16);
-
-/*--------------------- Export Variables --------------------------*/
-
/*+
*
* Description:
@@ -129,13 +100,12 @@ static void s_vProcessRxMACHeader(struct vnt_private *pDevice,
u8 *pbyRxBuffer;
u32 cbHeaderSize = 0;
u16 *pwType;
- PS802_11Header pMACHeader;
+ struct ieee80211_hdr *pMACHeader;
int ii;
+ pMACHeader = (struct ieee80211_hdr *) (pbyRxBufferAddr + cbHeaderSize);
- pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize);
-
- s_vGetDASA((PBYTE)pMACHeader, &cbHeaderSize, &pDevice->sRxEthHeader);
+ s_vGetDASA((u8 *)pMACHeader, &cbHeaderSize, &pDevice->sRxEthHeader);
if (bIsWEP) {
if (bExtIV) {
@@ -150,16 +120,16 @@ static void s_vProcessRxMACHeader(struct vnt_private *pDevice,
cbHeaderSize += WLAN_HDR_ADDR3_LEN;
};
- pbyRxBuffer = (PBYTE) (pbyRxBufferAddr + cbHeaderSize);
- if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_Bridgetunnel[0])) {
+ pbyRxBuffer = (u8 *) (pbyRxBufferAddr + cbHeaderSize);
+ if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_Bridgetunnel)) {
cbHeaderSize += 6;
- } else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) {
+ } else if (ether_addr_equal(pbyRxBuffer, pDevice->abySNAP_RFC1042)) {
cbHeaderSize += 6;
- pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize);
+ pwType = (u16 *) (pbyRxBufferAddr + cbHeaderSize);
if ((*pwType == cpu_to_be16(ETH_P_IPX)) ||
(*pwType == cpu_to_le16(0xF380))) {
cbHeaderSize -= 8;
- pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize);
+ pwType = (u16 *) (pbyRxBufferAddr + cbHeaderSize);
if (bIsWEP) {
if (bExtIV) {
*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV
@@ -174,7 +144,7 @@ static void s_vProcessRxMACHeader(struct vnt_private *pDevice,
}
else {
cbHeaderSize -= 2;
- pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize);
+ pwType = (u16 *) (pbyRxBufferAddr + cbHeaderSize);
if (bIsWEP) {
if (bExtIV) {
*pwType = htons(cbPacketSize - WLAN_HDR_ADDR3_LEN - 8); // 8 is IV&ExtIV
@@ -188,21 +158,18 @@ static void s_vProcessRxMACHeader(struct vnt_private *pDevice,
}
cbHeaderSize -= (ETH_ALEN * 2);
- pbyRxBuffer = (PBYTE) (pbyRxBufferAddr + cbHeaderSize);
+ pbyRxBuffer = (u8 *) (pbyRxBufferAddr + cbHeaderSize);
for (ii = 0; ii < ETH_ALEN; ii++)
- *pbyRxBuffer++ = pDevice->sRxEthHeader.abyDstAddr[ii];
+ *pbyRxBuffer++ = pDevice->sRxEthHeader.h_dest[ii];
for (ii = 0; ii < ETH_ALEN; ii++)
- *pbyRxBuffer++ = pDevice->sRxEthHeader.abySrcAddr[ii];
+ *pbyRxBuffer++ = pDevice->sRxEthHeader.h_source[ii];
*pcbHeadSize = cbHeaderSize;
}
-
-
-
-static BYTE s_byGetRateIdx(BYTE byRate)
+static u8 s_byGetRateIdx(u8 byRate)
{
- BYTE byRateIdx;
+ u8 byRateIdx;
for (byRateIdx = 0; byRateIdx <MAX_RATE ; byRateIdx++) {
if (acbyRxRate[byRateIdx%MAX_RATE] == byRate)
@@ -211,96 +178,92 @@ static BYTE s_byGetRateIdx(BYTE byRate)
return 0;
}
-
static
void
s_vGetDASA (
- PBYTE pbyRxBufferAddr,
+ u8 * pbyRxBufferAddr,
unsigned int *pcbHeaderSize,
- PSEthernetHeader psEthHeader
+ struct ethhdr *psEthHeader
)
{
unsigned int cbHeaderSize = 0;
- PS802_11Header pMACHeader;
+ struct ieee80211_hdr *pMACHeader;
int ii;
- pMACHeader = (PS802_11Header) (pbyRxBufferAddr + cbHeaderSize);
+ pMACHeader = (struct ieee80211_hdr *) (pbyRxBufferAddr + cbHeaderSize);
- if ((pMACHeader->wFrameCtl & FC_TODS) == 0) {
- if (pMACHeader->wFrameCtl & FC_FROMDS) {
+ if ((pMACHeader->frame_control & FC_TODS) == 0) {
+ if (pMACHeader->frame_control & FC_FROMDS) {
for (ii = 0; ii < ETH_ALEN; ii++) {
- psEthHeader->abyDstAddr[ii] =
- pMACHeader->abyAddr1[ii];
- psEthHeader->abySrcAddr[ii] =
- pMACHeader->abyAddr3[ii];
+ psEthHeader->h_dest[ii] =
+ pMACHeader->addr1[ii];
+ psEthHeader->h_source[ii] =
+ pMACHeader->addr3[ii];
}
} else {
/* IBSS mode */
for (ii = 0; ii < ETH_ALEN; ii++) {
- psEthHeader->abyDstAddr[ii] =
- pMACHeader->abyAddr1[ii];
- psEthHeader->abySrcAddr[ii] =
- pMACHeader->abyAddr2[ii];
+ psEthHeader->h_dest[ii] =
+ pMACHeader->addr1[ii];
+ psEthHeader->h_source[ii] =
+ pMACHeader->addr2[ii];
}
}
} else {
/* Is AP mode.. */
- if (pMACHeader->wFrameCtl & FC_FROMDS) {
+ if (pMACHeader->frame_control & FC_FROMDS) {
for (ii = 0; ii < ETH_ALEN; ii++) {
- psEthHeader->abyDstAddr[ii] =
- pMACHeader->abyAddr3[ii];
- psEthHeader->abySrcAddr[ii] =
- pMACHeader->abyAddr4[ii];
+ psEthHeader->h_dest[ii] =
+ pMACHeader->addr3[ii];
+ psEthHeader->h_source[ii] =
+ pMACHeader->addr4[ii];
cbHeaderSize += 6;
}
} else {
for (ii = 0; ii < ETH_ALEN; ii++) {
- psEthHeader->abyDstAddr[ii] =
- pMACHeader->abyAddr3[ii];
- psEthHeader->abySrcAddr[ii] =
- pMACHeader->abyAddr2[ii];
+ psEthHeader->h_dest[ii] =
+ pMACHeader->addr3[ii];
+ psEthHeader->h_source[ii] =
+ pMACHeader->addr2[ii];
}
}
};
*pcbHeaderSize = cbHeaderSize;
}
-
-int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
+int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB,
unsigned long BytesToIndicate)
{
struct net_device_stats *pStats = &pDevice->stats;
struct sk_buff *skb;
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
struct vnt_rx_mgmt *pRxPacket = &pMgmt->sRxPacket;
- PS802_11Header p802_11Header;
+ struct ieee80211_hdr *p802_11Header;
u8 *pbyRsr, *pbyNewRsr, *pbyRSSI, *pbyFrame;
u64 *pqwTSFTime;
u32 bDeFragRx = false;
u32 cbHeaderOffset, cbIVOffset;
u32 FrameSize;
u16 wEtherType = 0;
- s32 iSANodeIndex = -1, iDANodeIndex = -1;
+ s32 iSANodeIndex = -1;
int ii;
u8 *pbyRxSts, *pbyRxRate, *pbySQ, *pby3SQ;
u32 cbHeaderSize;
PSKeyItem pKey = NULL;
u16 wRxTSC15_0 = 0;
u32 dwRxTSC47_16 = 0;
- SKeyItem STempKey;
/* signed long ldBm = 0; */
int bIsWEP = false; int bExtIV = false;
u32 dwWbkStatus;
- PRCB pRCBIndicate = pRCB;
+ struct vnt_rcb *pRCBIndicate = pRCB;
u8 *pbyDAddress;
u16 *pwPLCP_Length;
u8 abyVaildRate[MAX_RATE]
= {2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108};
u16 wPLCPwithPadding;
- PS802_11Header pMACHeader;
+ struct ieee80211_hdr *pMACHeader;
int bRxeapol_key = false;
-
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---------- RXbBulkInProcessData---\n");
skb = pRCB->skb;
@@ -312,30 +275,32 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
if (BytesToIndicate != FrameSize) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"------- WRONG Length 1\n");
+ pStats->rx_frame_errors++;
return false;
}
if ((BytesToIndicate > 2372) || (BytesToIndicate <= 40)) {
// Frame Size error drop this packet.
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "---------- WRONG Length 2\n");
+ pStats->rx_frame_errors++;
return false;
}
- pbyDAddress = (PBYTE)(skb->data);
+ pbyDAddress = (u8 *)(skb->data);
pbyRxSts = pbyDAddress+4;
pbyRxRate = pbyDAddress+5;
//real Frame Size = USBFrameSize -4WbkStatus - 4RxStatus - 8TSF - 4RSR - 4SQ3 - ?Padding
//if SQ3 the range is 24~27, if no SQ3 the range is 20~23
//real Frame size in PLCPLength field.
- pwPLCP_Length = (PWORD) (pbyDAddress + 6);
+ pwPLCP_Length = (u16 *) (pbyDAddress + 6);
//Fix hardware bug => PLCP_Length error
if ( ((BytesToIndicate - (*pwPLCP_Length)) > 27) ||
((BytesToIndicate - (*pwPLCP_Length)) < 24) ||
(BytesToIndicate < (*pwPLCP_Length)) ) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Wrong PLCP Length %x\n", (int) *pwPLCP_Length);
- ASSERT(0);
+ pStats->rx_frame_errors++;
return false;
}
for ( ii=RATE_1M;ii<MAX_RATE;ii++) {
@@ -366,107 +331,56 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
FrameSize = *pwPLCP_Length;
pbyFrame = pbyDAddress + 8;
- // update receive statistic counter
-
- STAvUpdateRDStatCounter(&pDevice->scStatistic,
- *pbyRsr,
- *pbyNewRsr,
- *pbyRxSts,
- *pbyRxRate,
- pbyFrame,
- FrameSize
- );
-
- pMACHeader = (PS802_11Header) pbyFrame;
+ pMACHeader = (struct ieee80211_hdr *) pbyFrame;
//mike add: to judge if current AP is activated?
if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
(pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
if (pMgmt->sNodeDBTable[0].bActive) {
- if (!compare_ether_addr(pMgmt->abyCurrBSSID, pMACHeader->abyAddr2)) {
+ if (ether_addr_equal(pMgmt->abyCurrBSSID, pMACHeader->addr2)) {
if (pMgmt->sNodeDBTable[0].uInActiveCount != 0)
pMgmt->sNodeDBTable[0].uInActiveCount = 0;
}
}
}
- if (!is_multicast_ether_addr(pMACHeader->abyAddr1)) {
- if ( WCTLbIsDuplicate(&(pDevice->sDupRxCache), (PS802_11Header) pbyFrame) ) {
- pDevice->s802_11Counter.FrameDuplicateCount++;
+ if (!is_multicast_ether_addr(pMACHeader->addr1)) {
+ if (WCTLbIsDuplicate(&(pDevice->sDupRxCache), (struct ieee80211_hdr *) pbyFrame)) {
return false;
}
- if (compare_ether_addr(pDevice->abyCurrentNetAddr,
- pMACHeader->abyAddr1)) {
+ if (!ether_addr_equal(pDevice->abyCurrentNetAddr, pMACHeader->addr1)) {
return false;
}
}
-
// Use for TKIP MIC
s_vGetDASA(pbyFrame, &cbHeaderSize, &pDevice->sRxEthHeader);
- if (!compare_ether_addr((PBYTE)&(pDevice->sRxEthHeader.abySrcAddr[0]),
- pDevice->abyCurrentNetAddr))
+ if (ether_addr_equal((u8 *)pDevice->sRxEthHeader.h_source,
+ pDevice->abyCurrentNetAddr))
return false;
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) {
if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) {
- p802_11Header = (PS802_11Header) (pbyFrame);
+ p802_11Header = (struct ieee80211_hdr *) (pbyFrame);
// get SA NodeIndex
- if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p802_11Header->abyAddr2), &iSANodeIndex)) {
+ if (BSSbIsSTAInNodeDB(pDevice, (u8 *)(p802_11Header->addr2), &iSANodeIndex)) {
pMgmt->sNodeDBTable[iSANodeIndex].ulLastRxJiffer = jiffies;
pMgmt->sNodeDBTable[iSANodeIndex].uInActiveCount = 0;
}
}
}
- if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
- if (s_bAPModeRxCtl(pDevice, pbyFrame, iSANodeIndex) == true) {
- return false;
- }
- }
-
-
if (IS_FC_WEP(pbyFrame)) {
bool bRxDecryOK = false;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"rx WEP pkt\n");
bIsWEP = true;
- if ((pDevice->bEnableHostWEP) && (iSANodeIndex >= 0)) {
- pKey = &STempKey;
- pKey->byCipherSuite = pMgmt->sNodeDBTable[iSANodeIndex].byCipherSuite;
- pKey->dwKeyIndex = pMgmt->sNodeDBTable[iSANodeIndex].dwKeyIndex;
- pKey->uKeyLength = pMgmt->sNodeDBTable[iSANodeIndex].uWepKeyLength;
- pKey->dwTSC47_16 = pMgmt->sNodeDBTable[iSANodeIndex].dwTSC47_16;
- pKey->wTSC15_0 = pMgmt->sNodeDBTable[iSANodeIndex].wTSC15_0;
- memcpy(pKey->abyKey,
- &pMgmt->sNodeDBTable[iSANodeIndex].abyWepKey[0],
- pKey->uKeyLength
- );
-
- bRxDecryOK = s_bHostWepRxEncryption(pDevice,
- pbyFrame,
- FrameSize,
- pbyRsr,
- pMgmt->sNodeDBTable[iSANodeIndex].bOnFly,
- pKey,
- pbyNewRsr,
- &bExtIV,
- &wRxTSC15_0,
- &dwRxTSC47_16);
- } else {
- bRxDecryOK = s_bHandleRxEncryption(pDevice,
- pbyFrame,
- FrameSize,
- pbyRsr,
- pbyNewRsr,
- &pKey,
- &bExtIV,
- &wRxTSC15_0,
- &dwRxTSC47_16);
- }
+
+ bRxDecryOK = s_bHandleRxEncryption(pDevice, pbyFrame, FrameSize,
+ pbyRsr, pbyNewRsr, &pKey, &bExtIV, &wRxTSC15_0, &dwRxTSC47_16);
if (bRxDecryOK) {
if ((*pbyNewRsr & NEWRSR_DECRYPTOK) == 0) {
@@ -476,14 +390,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
(pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) ||
(pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
(pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
-
- if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) {
- pDevice->s802_11Counter.TKIPICVErrors++;
- } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_CCMP)) {
- pDevice->s802_11Counter.CCMPDecryptErrors++;
- } else if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_WEP)) {
-// pDevice->s802_11Counter.WEPICVErrorCount.QuadPart++;
- }
}
return false;
}
@@ -497,7 +403,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
FrameSize -= 4; // 4 is ICV
}
-
//
// RX OK
//
@@ -508,8 +413,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
(IS_FRAGMENT_PKT((pbyFrame)))
) {
// defragment
- bDeFragRx = WCTLbHandleFragment(pDevice, (PS802_11Header) (pbyFrame), FrameSize, bIsWEP, bExtIV);
- pDevice->s802_11Counter.ReceivedFragmentCount++;
+ bDeFragRx = WCTLbHandleFragment(pDevice, (struct ieee80211_hdr *) (pbyFrame), FrameSize, bIsWEP, bExtIV);
if (bDeFragRx) {
// defrag complete
// TODO skb, pbyFrame
@@ -529,8 +433,8 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
// Handle Control & Manage Frame
if (IS_TYPE_MGMT((pbyFrame))) {
- PBYTE pbyData1;
- PBYTE pbyData2;
+ u8 * pbyData1;
+ u8 * pbyData2;
pRxPacket = &(pRCB->sMngPacket);
pRxPacket->p80211Header = (PUWLAN_80211HDR)(pbyFrame);
@@ -560,22 +464,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
pRxPacket->byRxChannel = (*pbyRxSts) >> 2;
- // hostap Deamon handle 802.11 management
- if (pDevice->bEnableHostapd) {
- skb->dev = pDevice->apdev;
- //skb->data += 4;
- //skb->tail += 4;
- skb->data += 8;
- skb->tail += 8;
- skb_put(skb, FrameSize);
- skb_reset_mac_header(skb);
- skb->pkt_type = PACKET_OTHERHOST;
- skb->protocol = htons(ETH_P_802_2);
- memset(skb->cb, 0, sizeof(skb->cb));
- netif_rx(skb);
- return true;
- }
-
//
// Insert the RCB in the Recv Mng list
//
@@ -586,7 +474,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
if (pDevice->bIsRxMngWorkItemQueued == false) {
pDevice->bIsRxMngWorkItemQueued = true;
- tasklet_schedule(&pDevice->RxMngWorkItem);
+ schedule_work(&pDevice->rx_mng_work_item);
}
}
@@ -622,10 +510,10 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
//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;
+ u8 Protocol_Version; //802.1x Authentication
+ u8 Packet_Type; //802.1x Authentication
+ u8 Descriptor_type;
+ u16 Key_info;
if (bIsWEP)
cbIVOffset = 8;
else
@@ -653,10 +541,8 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
}
-
// Data frame Handle
-
if (pDevice->bEnablePSMode) {
if (IS_FC_MOREDATA((pbyFrame))) {
if (*pbyRsr & RSR_ADDROK) {
@@ -670,13 +556,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
}
- // Now it only supports 802.11g Infrastructure Mode, and support rate must up to 54 Mbps
- if (pDevice->bDiversityEnable && (FrameSize>50) &&
- (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) &&
- (pDevice->bLinkPass == true)) {
- BBvAntennaDiversity(pDevice, s_byGetRateIdx(*pbyRxRate), 0);
- }
-
// ++++++++ For BaseBand Algorithm +++++++++++++++
pDevice->uCurrRSSI = *pbyRSSI;
pDevice->byCurrSQ = *pbySQ;
@@ -699,47 +578,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
*/
-
- // -----------------------------------------------
-
- if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnable8021x == true)){
- BYTE abyMacHdr[24];
-
- // Only 802.1x packet incoming allowed
- if (bIsWEP)
- cbIVOffset = 8;
- else
- cbIVOffset = 0;
- wEtherType = (skb->data[cbIVOffset + 8 + 24 + 6] << 8) |
- skb->data[cbIVOffset + 8 + 24 + 6 + 1];
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wEtherType = %04x \n", wEtherType);
- if (wEtherType == ETH_P_PAE) {
- skb->dev = pDevice->apdev;
-
- if (bIsWEP == true) {
- // strip IV header(8)
- memcpy(&abyMacHdr[0], (skb->data + 8), 24);
- memcpy((skb->data + 8 + cbIVOffset), &abyMacHdr[0], 24);
- }
-
- skb->data += (cbIVOffset + 8);
- skb->tail += (cbIVOffset + 8);
- skb_put(skb, FrameSize);
- skb_reset_mac_header(skb);
- skb->pkt_type = PACKET_OTHERHOST;
- skb->protocol = htons(ETH_P_802_2);
- memset(skb->cb, 0, sizeof(skb->cb));
- netif_rx(skb);
- return true;
-
- }
- // check if 802.1x authorized
- if (!(pMgmt->sNodeDBTable[iSANodeIndex].dwFlags & WLAN_STA_AUTHORIZED))
- return false;
- }
-
-
if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) {
if (bIsWEP) {
FrameSize -= 8; //MIC
@@ -750,51 +588,47 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
// Soft MIC
if ((pKey != NULL) && (pKey->byCipherSuite == KEY_CTL_TKIP)) {
if (bIsWEP) {
- PDWORD pdwMIC_L;
- PDWORD pdwMIC_R;
- DWORD dwMIC_Priority;
- DWORD dwMICKey0 = 0, dwMICKey1 = 0;
- DWORD dwLocalMIC_L = 0;
- DWORD dwLocalMIC_R = 0;
-
+ u32 * pdwMIC_L;
+ u32 * pdwMIC_R;
+ u32 dwMIC_Priority;
+ u32 dwMICKey0 = 0, dwMICKey1 = 0;
+ u32 dwLocalMIC_L = 0;
+ u32 dwLocalMIC_R = 0;
if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
- dwMICKey0 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[24]));
- dwMICKey1 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[28]));
+ dwMICKey0 = cpu_to_le32(*(u32 *)(&pKey->abyKey[24]));
+ dwMICKey1 = cpu_to_le32(*(u32 *)(&pKey->abyKey[28]));
}
else {
if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) {
- dwMICKey0 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[16]));
- dwMICKey1 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[20]));
+ dwMICKey0 = cpu_to_le32(*(u32 *)(&pKey->abyKey[16]));
+ dwMICKey1 = cpu_to_le32(*(u32 *)(&pKey->abyKey[20]));
} else if ((pKey->dwKeyIndex & BIT28) == 0) {
- dwMICKey0 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[16]));
- dwMICKey1 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[20]));
+ dwMICKey0 = cpu_to_le32(*(u32 *)(&pKey->abyKey[16]));
+ dwMICKey1 = cpu_to_le32(*(u32 *)(&pKey->abyKey[20]));
} else {
- dwMICKey0 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[24]));
- dwMICKey1 = cpu_to_le32(*(PDWORD)(&pKey->abyKey[28]));
+ dwMICKey0 = cpu_to_le32(*(u32 *)(&pKey->abyKey[24]));
+ dwMICKey1 = cpu_to_le32(*(u32 *)(&pKey->abyKey[28]));
}
}
MIC_vInit(dwMICKey0, dwMICKey1);
- MIC_vAppend((PBYTE)&(pDevice->sRxEthHeader.abyDstAddr[0]), 12);
+ MIC_vAppend((u8 *)&(pDevice->sRxEthHeader.h_dest[0]), 12);
dwMIC_Priority = 0;
- MIC_vAppend((PBYTE)&dwMIC_Priority, 4);
+ MIC_vAppend((u8 *)&dwMIC_Priority, 4);
// 4 is Rcv buffer header, 24 is MAC Header, and 8 is IV and Ext IV.
- MIC_vAppend((PBYTE)(skb->data + 8 + WLAN_HDR_ADDR3_LEN + 8),
+ MIC_vAppend((u8 *)(skb->data + 8 + WLAN_HDR_ADDR3_LEN + 8),
FrameSize - WLAN_HDR_ADDR3_LEN - 8);
MIC_vGetMIC(&dwLocalMIC_L, &dwLocalMIC_R);
MIC_vUnInit();
- pdwMIC_L = (PDWORD)(skb->data + 8 + FrameSize);
- pdwMIC_R = (PDWORD)(skb->data + 8 + FrameSize + 4);
-
+ pdwMIC_L = (u32 *)(skb->data + 8 + FrameSize);
+ pdwMIC_R = (u32 *)(skb->data + 8 + FrameSize + 4);
if ((cpu_to_le32(*pdwMIC_L) != dwLocalMIC_L) || (cpu_to_le32(*pdwMIC_R) != dwLocalMIC_R) ||
(pDevice->bRxMICFail == true)) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC comparison is fail!\n");
pDevice->bRxMICFail = false;
- //pDevice->s802_11Counter.TKIPLocalMICFailures.QuadPart++;
- pDevice->s802_11Counter.TKIPLocalMICFailures++;
if (bDeFragRx) {
if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) {
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n",
@@ -818,7 +652,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
ev.src_addr.sa_family = ARPHRD_ETHER;
- memcpy(ev.src_addr.sa_data, pMACHeader->abyAddr2, ETH_ALEN);
+ memcpy(ev.src_addr.sa_data, pMACHeader->addr2, ETH_ALEN);
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.length = sizeof(ev);
PRINT_K("wireless_send_event--->IWEVMICHAELMICFAILURE\n");
@@ -837,13 +671,13 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
if ((pKey != NULL) && ((pKey->byCipherSuite == KEY_CTL_TKIP) ||
(pKey->byCipherSuite == KEY_CTL_CCMP))) {
if (bIsWEP) {
- WORD wLocalTSC15_0 = 0;
- DWORD dwLocalTSC47_16 = 0;
+ u16 wLocalTSC15_0 = 0;
+ u32 dwLocalTSC47_16 = 0;
unsigned long long RSC = 0;
// endian issues
RSC = *((unsigned long long *) &(pKey->KeyRSC));
- wLocalTSC15_0 = (WORD) RSC;
- dwLocalTSC47_16 = (DWORD) (RSC>>16);
+ wLocalTSC15_0 = (u16) RSC;
+ dwLocalTSC47_16 = (u32) (RSC>>16);
RSC = dwRxTSC47_16;
RSC <<= 16;
@@ -857,12 +691,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
(dwRxTSC47_16 <= dwLocalTSC47_16) &&
!((dwRxTSC47_16 == 0) && (dwLocalTSC47_16 == 0xFFFFFFFF))) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC is illegal~~!\n ");
- if (pKey->byCipherSuite == KEY_CTL_TKIP)
- //pDevice->s802_11Counter.TKIPReplays.QuadPart++;
- pDevice->s802_11Counter.TKIPReplays++;
- else
- //pDevice->s802_11Counter.CCMPReplays.QuadPart++;
- pDevice->s802_11Counter.CCMPReplays++;
if (bDeFragRx) {
if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) {
@@ -876,8 +704,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
}
} // ----- End of Reply Counter Check --------------------------
-
- s_vProcessRxMACHeader(pDevice, (PBYTE)(skb->data+8), FrameSize, bIsWEP, bExtIV, &cbHeaderOffset);
+ s_vProcessRxMACHeader(pDevice, (u8 *)(skb->data+8), FrameSize, bIsWEP, bExtIV, &cbHeaderOffset);
FrameSize -= cbHeaderOffset;
cbHeaderOffset += 8; // 8 is Rcv buffer header
@@ -885,26 +712,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
if (FrameSize < 12)
return false;
- if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
- if (s_bAPModeRxData(pDevice,
- skb,
- FrameSize,
- cbHeaderOffset,
- iSANodeIndex,
- iDANodeIndex
- ) == false) {
-
- if (bDeFragRx) {
- if (!device_alloc_frag_buf(pDevice, &pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx])) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc more frag bufs\n",
- pDevice->dev->name);
- }
- }
- return false;
- }
-
- }
-
skb->data += cbHeaderOffset;
skb->tail += cbHeaderOffset;
skb_put(skb, FrameSize);
@@ -924,113 +731,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, PRCB pRCB,
return true;
}
-static int s_bAPModeRxCtl(struct vnt_private *pDevice, u8 *pbyFrame,
- s32 iSANodeIndex)
-{
- struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
- PS802_11Header p802_11Header;
- CMD_STATUS Status;
-
-
- 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
- if (iSANodeIndex > 0) {
- // frame class 3 fliter & checking
- if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_AUTH) {
- // send deauth notification
- // reason = (6) class 2 received from nonauth sta
- vMgrDeAuthenBeginSta(pDevice,
- pMgmt,
- (PBYTE)(p802_11Header->abyAddr2),
- (WLAN_MGMT_REASON_CLASS2_NONAUTH),
- &Status
- );
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 1\n");
- return true;
- }
- if (pMgmt->sNodeDBTable[iSANodeIndex].eNodeState < NODE_ASSOC) {
- // send deassoc notification
- // reason = (7) class 3 received from nonassoc sta
- vMgrDisassocBeginSta(pDevice,
- pMgmt,
- (PBYTE)(p802_11Header->abyAddr2),
- (WLAN_MGMT_REASON_CLASS3_NONASSOC),
- &Status
- );
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDisassocBeginSta 2\n");
- return true;
- }
-
- if (pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable) {
- // delcare received ps-poll event
- if (IS_CTL_PSPOLL(pbyFrame)) {
- pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true;
- bScheduleCommand((void *) pDevice,
- WLAN_CMD_RX_PSPOLL,
- NULL);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 1\n");
- }
- else {
- // 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;
- bScheduleCommand((void *) pDevice,
- WLAN_CMD_RX_PSPOLL,
- NULL);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 2\n");
- }
- }
- }
- else {
- if (IS_FC_POWERMGT(pbyFrame)) {
- pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = true;
- // Once if STA in PS state, enable multicast bufferring
- pMgmt->sNodeDBTable[0].bPSEnable = true;
- }
- else {
- // clear all pending PS frame.
- if (pMgmt->sNodeDBTable[iSANodeIndex].wEnQueueCnt > 0) {
- pMgmt->sNodeDBTable[iSANodeIndex].bPSEnable = false;
- pMgmt->sNodeDBTable[iSANodeIndex].bRxPSPoll = true;
- bScheduleCommand((void *) pDevice,
- WLAN_CMD_RX_PSPOLL,
- NULL);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: WLAN_CMD_RX_PSPOLL 3\n");
-
- }
- }
- }
- }
- else {
- vMgrDeAuthenBeginSta(pDevice,
- pMgmt,
- (PBYTE)(p802_11Header->abyAddr2),
- (WLAN_MGMT_REASON_CLASS2_NONAUTH),
- &Status
- );
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: send vMgrDeAuthenBeginSta 3\n");
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BSSID:%pM\n",
- p802_11Header->abyAddr3);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR2:%pM\n",
- p802_11Header->abyAddr2);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR1:%pM\n",
- p802_11Header->abyAddr1);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: wFrameCtl= %x\n", p802_11Header->wFrameCtl );
- return true;
- }
- }
- }
- return false;
-
-}
-
static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
u32 FrameSize, u8 *pbyRsr, u8 *pbyNewRsr, PSKeyItem *pKeyOut,
s32 *pbExtIV, u16 *pwRxTSC15_0, u32 *pdwRxTSC47_16)
@@ -1042,13 +742,12 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
PSKeyItem pKey = NULL;
u8 byDecMode = KEY_CTL_WEP;
-
*pwRxTSC15_0 = 0;
*pdwRxTSC47_16 = 0;
pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN;
- if ( WLAN_GET_FC_TODS(*(PWORD)pbyFrame) &&
- WLAN_GET_FC_FROMDS(*(PWORD)pbyFrame) ) {
+ if ( WLAN_GET_FC_TODS(*(u16 *)pbyFrame) &&
+ WLAN_GET_FC_FROMDS(*(u16 *)pbyFrame) ) {
pbyIV += 6; // 6 is 802.11 address4
PayloadLen -= 6;
}
@@ -1097,19 +796,9 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
if (pKey == NULL) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pKey == NULL\n");
- if (byDecMode == KEY_CTL_WEP) {
-// pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++;
- } else if (pDevice->bLinkPass == true) {
-// pDevice->s802_11Counter.DecryptFailureCount.QuadPart++;
- }
return false;
}
if (byDecMode != pKey->byCipherSuite) {
- if (byDecMode == KEY_CTL_WEP) {
-// pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++;
- } else if (pDevice->bLinkPass == true) {
-// pDevice->s802_11Counter.DecryptFailureCount.QuadPart++;
- }
*pKeyOut = NULL;
return false;
}
@@ -1136,12 +825,12 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
// TKIP/AES
PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc
- *pdwRxTSC47_16 = cpu_to_le32(*(PDWORD)(pbyIV + 4));
+ *pdwRxTSC47_16 = cpu_to_le32(*(u32 *)(pbyIV + 4));
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ExtIV: %x\n", *pdwRxTSC47_16);
if (byDecMode == KEY_CTL_TKIP) {
*pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV+2), *pbyIV));
} else {
- *pwRxTSC15_0 = cpu_to_le16(*(PWORD)pbyIV);
+ *pwRxTSC15_0 = cpu_to_le16(*(u16 *)pbyIV);
}
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC0_15: %x\n", *pwRxTSC15_0);
@@ -1149,8 +838,8 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
(pDevice->byLocalID <= REV_ID_VT3253_A1)) {
// Software TKIP
// 1. 3253 A
- PS802_11Header pMACHeader = (PS802_11Header) (pbyFrame);
- TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG);
+ struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *) (pbyFrame);
+ TKIPvMixKey(pKey->abyKey, pMACHeader->addr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG);
rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen);
if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) {
@@ -1168,307 +857,115 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
return true;
}
-static int s_bHostWepRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame,
- u32 FrameSize, u8 *pbyRsr, int bOnFly, PSKeyItem pKey, u8 *pbyNewRsr,
- s32 *pbExtIV, u16 *pwRxTSC15_0, u32 *pdwRxTSC47_16)
-{
- struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
- PS802_11Header pMACHeader;
- u32 PayloadLen = FrameSize;
- u8 *pbyIV;
- u8 byKeyIdx;
- u8 byDecMode = KEY_CTL_WEP;
-
- *pwRxTSC15_0 = 0;
- *pdwRxTSC47_16 = 0;
-
- pbyIV = pbyFrame + WLAN_HDR_ADDR3_LEN;
- if ( WLAN_GET_FC_TODS(*(PWORD)pbyFrame) &&
- WLAN_GET_FC_FROMDS(*(PWORD)pbyFrame) ) {
- pbyIV += 6; // 6 is 802.11 address4
- PayloadLen -= 6;
- }
- byKeyIdx = (*(pbyIV+3) & 0xc0);
- byKeyIdx >>= 6;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"\nKeyIdx: %d\n", byKeyIdx);
-
-
- if (pMgmt->byCSSGK == KEY_CTL_TKIP)
- byDecMode = KEY_CTL_TKIP;
- else if (pMgmt->byCSSGK == KEY_CTL_CCMP)
- byDecMode = KEY_CTL_CCMP;
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"AES:%d %d %d\n", pMgmt->byCSSPK, pMgmt->byCSSGK, byDecMode);
-
- if (byDecMode != pKey->byCipherSuite) {
- if (byDecMode == KEY_CTL_WEP) {
-// pDevice->s802_11Counter.WEPUndecryptableCount.QuadPart++;
- } else if (pDevice->bLinkPass == true) {
-// pDevice->s802_11Counter.DecryptFailureCount.QuadPart++;
- }
- return false;
- }
-
- if (byDecMode == KEY_CTL_WEP) {
- // handle WEP
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"byDecMode == KEY_CTL_WEP\n");
- if ((pDevice->byLocalID <= REV_ID_VT3253_A1) ||
- (((PSKeyTable)(pKey->pvKeyTable))->bSoftWEP == true) ||
- (bOnFly == false)) {
- // 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
- memcpy(pDevice->abyPRNG, pbyIV, 3);
- memcpy(pDevice->abyPRNG + 3, pKey->abyKey, pKey->uKeyLength);
- rc4_init(&pDevice->SBox, pDevice->abyPRNG, pKey->uKeyLength + 3);
- rc4_encrypt(&pDevice->SBox, pbyIV+4, pbyIV+4, PayloadLen);
-
- if (ETHbIsBufferCrc32Ok(pbyIV+4, PayloadLen)) {
- *pbyNewRsr |= NEWRSR_DECRYPTOK;
- }
- }
- } else if ((byDecMode == KEY_CTL_TKIP) ||
- (byDecMode == KEY_CTL_CCMP)) {
- // TKIP/AES
-
- PayloadLen -= (WLAN_HDR_ADDR3_LEN + 8 + 4); // 24 is 802.11 header, 8 is IV&ExtIV, 4 is crc
- *pdwRxTSC47_16 = cpu_to_le32(*(PDWORD)(pbyIV + 4));
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ExtIV: %x\n", *pdwRxTSC47_16);
-
- if (byDecMode == KEY_CTL_TKIP) {
- *pwRxTSC15_0 = cpu_to_le16(MAKEWORD(*(pbyIV+2), *pbyIV));
- } else {
- *pwRxTSC15_0 = cpu_to_le16(*(PWORD)pbyIV);
- }
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"TSC0_15: %x\n", *pwRxTSC15_0);
-
- if (byDecMode == KEY_CTL_TKIP) {
-
- if ((pDevice->byLocalID <= REV_ID_VT3253_A1) || (bOnFly == false)) {
- // Software TKIP
- // 1. 3253 A
- // 2. NotOnFly
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"soft KEY_CTL_TKIP \n");
- pMACHeader = (PS802_11Header) (pbyFrame);
- TKIPvMixKey(pKey->abyKey, pMACHeader->abyAddr2, *pwRxTSC15_0, *pdwRxTSC47_16, pDevice->abyPRNG);
- rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN);
- rc4_encrypt(&pDevice->SBox, pbyIV+8, pbyIV+8, PayloadLen);
- if (ETHbIsBufferCrc32Ok(pbyIV+8, PayloadLen)) {
- *pbyNewRsr |= NEWRSR_DECRYPTOK;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV OK!\n");
- } else {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ICV FAIL!!!\n");
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"PayloadLen = %d\n", PayloadLen);
- }
- }
- }
-
- if (byDecMode == KEY_CTL_CCMP) {
- if (bOnFly == false) {
- // Software CCMP
- // NotOnFly
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"soft KEY_CTL_CCMP\n");
- if (AESbGenCCMP(pKey->abyKey, pbyFrame, FrameSize)) {
- *pbyNewRsr |= NEWRSR_DECRYPTOK;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"CCMP MIC compare OK!\n");
- } else {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"CCMP MIC fail!\n");
- }
- }
- }
-
- }// end of TKIP/AES
-
- if ((*(pbyIV+3) & 0x20) != 0)
- *pbExtIV = true;
- return true;
-}
-
-static int s_bAPModeRxData(struct vnt_private *pDevice, struct sk_buff *skb,
- u32 FrameSize, u32 cbHeaderOffset, s32 iSANodeIndex, s32 iDANodeIndex)
+void RXvWorkItem(struct work_struct *work)
{
- struct sk_buff *skbcpy;
- struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
- int bRelayAndForward = false;
- int bRelayOnly = false;
- u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
- u16 wAID;
-
-
- if (FrameSize > CB_MAX_BUF_SIZE)
- return false;
- // check DA
- if (is_multicast_ether_addr((PBYTE)(skb->data+cbHeaderOffset))) {
- if (pMgmt->sNodeDBTable[0].bPSEnable) {
-
- skbcpy = dev_alloc_skb((int)pDevice->rx_buf_sz);
+ struct vnt_private *priv =
+ container_of(work, struct vnt_private, read_work_item);
+ int status;
+ struct vnt_rcb *rcb = NULL;
+ unsigned long flags;
- // if any node in PS mode, buffer packet until DTIM.
- if (skbcpy == NULL) {
- DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "relay multicast no skb available \n");
- }
- else {
- skbcpy->dev = pDevice->dev;
- skbcpy->len = FrameSize;
- memcpy(skbcpy->data, skb->data+cbHeaderOffset, FrameSize);
- skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skbcpy);
- pMgmt->sNodeDBTable[0].wEnQueueCnt++;
- // set tx map
- pMgmt->abyPSTxMap[0] |= byMask[0];
- }
- }
- else {
- bRelayAndForward = true;
- }
- }
- else {
- // check if relay
- if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(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.
-
- skb->data += cbHeaderOffset;
- skb->tail += cbHeaderOffset;
- skb_put(skb, FrameSize);
- skb_queue_tail(&pMgmt->sNodeDBTable[iDANodeIndex].sTxPSQueue, skb);
-
- pMgmt->sNodeDBTable[iDANodeIndex].wEnQueueCnt++;
- wAID = pMgmt->sNodeDBTable[iDANodeIndex].wAID;
- pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7];
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "relay: index= %d, pMgmt->abyPSTxMap[%d]= %d\n",
- iDANodeIndex, (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]);
- return true;
- }
- else {
- bRelayOnly = true;
- }
- }
- }
- }
+ if (priv->Flags & fMP_DISCONNECTED)
+ return;
- if (bRelayOnly || bRelayAndForward) {
- // relay this packet right now
- if (bRelayAndForward)
- iDANodeIndex = 0;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Rx Polling Thread\n");
- if ((pDevice->uAssocCount > 1) && (iDANodeIndex >= 0)) {
- bRelayPacketSend(pDevice, (PBYTE) (skb->data + cbHeaderOffset),
- FrameSize, (unsigned int) iDANodeIndex);
- }
+ spin_lock_irqsave(&priv->lock, flags);
- if (bRelayOnly)
- return false;
- }
- // none associate, don't forward
- if (pDevice->uAssocCount == 0)
- return false;
+ while ((priv->Flags & fMP_POST_READS) && MP_IS_READY(priv) &&
+ (priv->NumRecvFreeList != 0)) {
+ rcb = priv->FirstRecvFreeList;
- return true;
-}
+ priv->NumRecvFreeList--;
+ DequeueRCB(priv->FirstRecvFreeList, priv->LastRecvFreeList);
+ status = PIPEnsBulkInUsbRead(priv, rcb);
+ }
+ priv->bIsRxWorkItemQueued = false;
-void RXvWorkItem(struct vnt_private *pDevice)
-{
- int ntStatus;
- PRCB pRCB = NULL;
-
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Rx Polling Thread\n");
- spin_lock_irq(&pDevice->lock);
-
- while ((pDevice->Flags & fMP_POST_READS) &&
- MP_IS_READY(pDevice) &&
- (pDevice->NumRecvFreeList != 0) ) {
- pRCB = pDevice->FirstRecvFreeList;
- pDevice->NumRecvFreeList--;
- ASSERT(pRCB);// cannot be NULL
- DequeueRCB(pDevice->FirstRecvFreeList, pDevice->LastRecvFreeList);
- ntStatus = PIPEnsBulkInUsbRead(pDevice, pRCB);
- }
- pDevice->bIsRxWorkItemQueued = false;
- spin_unlock_irq(&pDevice->lock);
-
+ spin_unlock_irqrestore(&priv->lock, flags);
}
-
-void RXvFreeRCB(PRCB pRCB, int bReAllocSkb)
+void RXvFreeRCB(struct vnt_rcb *rcb, int re_alloc_skb)
{
- struct vnt_private *pDevice = pRCB->pDevice;
-
+ struct vnt_private *priv = rcb->pDevice;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->RXvFreeRCB\n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->RXvFreeRCB\n");
- ASSERT(!pRCB->Ref); // should be 0
- ASSERT(pRCB->pDevice); // shouldn't be NULL
-
- if (bReAllocSkb == false) {
- kfree_skb(pRCB->skb);
- bReAllocSkb = true;
+ if (re_alloc_skb == false) {
+ kfree_skb(rcb->skb);
+ re_alloc_skb = true;
}
- if (bReAllocSkb == true) {
- pRCB->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
- // todo error handling
- if (pRCB->skb == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR" Failed to re-alloc rx skb\n");
- }else {
- pRCB->skb->dev = pDevice->dev;
- }
- }
- //
- // Insert the RCB back in the Recv free list
- //
- EnqueueRCB(pDevice->FirstRecvFreeList, pDevice->LastRecvFreeList, pRCB);
- pDevice->NumRecvFreeList++;
+ if (re_alloc_skb == true) {
+ rcb->skb = netdev_alloc_skb(priv->dev, priv->rx_buf_sz);
+ /* TODO error handling */
+ if (!rcb->skb) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
+ " Failed to re-alloc rx skb\n");
+ }
+ }
+ /* Insert the RCB back in the Recv free list */
+ EnqueueRCB(priv->FirstRecvFreeList, priv->LastRecvFreeList, rcb);
+ priv->NumRecvFreeList++;
- if ((pDevice->Flags & fMP_POST_READS) && MP_IS_READY(pDevice) &&
- (pDevice->bIsRxWorkItemQueued == false) ) {
+ if ((priv->Flags & fMP_POST_READS) && MP_IS_READY(priv) &&
+ (priv->bIsRxWorkItemQueued == false)) {
+ priv->bIsRxWorkItemQueued = true;
+ schedule_work(&priv->read_work_item);
+ }
- pDevice->bIsRxWorkItemQueued = true;
- tasklet_schedule(&pDevice->ReadWorkItem);
- }
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"<----RXFreeRCB %d %d\n",pDevice->NumRecvFreeList, pDevice->NumRecvMngList);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"<----RXFreeRCB %d %d\n",
+ priv->NumRecvFreeList, priv->NumRecvMngList);
}
-
-void RXvMngWorkItem(struct vnt_private *pDevice)
+void RXvMngWorkItem(struct work_struct *work)
{
- PRCB pRCB = NULL;
+ struct vnt_private *pDevice =
+ container_of(work, struct vnt_private, rx_mng_work_item);
+ struct vnt_rcb *pRCB = NULL;
struct vnt_rx_mgmt *pRxPacket;
int bReAllocSkb = false;
+ unsigned long flags;
+
+ if (pDevice->Flags & fMP_DISCONNECTED)
+ return;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Rx Mng Thread\n");
- spin_lock_irq(&pDevice->lock);
while (pDevice->NumRecvMngList!=0)
{
+ spin_lock_irqsave(&pDevice->lock, flags);
+
pRCB = pDevice->FirstRecvMngList;
pDevice->NumRecvMngList--;
DequeueRCB(pDevice->FirstRecvMngList, pDevice->LastRecvMngList);
+
+ spin_unlock_irqrestore(&pDevice->lock, flags);
+
if(!pRCB){
break;
}
- ASSERT(pRCB);// cannot be NULL
pRxPacket = &(pRCB->sMngPacket);
vMgrRxManagePacket(pDevice, &pDevice->vnt_mgmt, pRxPacket);
pRCB->Ref--;
- if(pRCB->Ref == 0) {
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"RxvFreeMng %d %d\n",pDevice->NumRecvFreeList, pDevice->NumRecvMngList);
- RXvFreeRCB(pRCB, bReAllocSkb);
- } else {
+ if (pRCB->Ref == 0) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"RxvFreeMng %d %d\n",
+ pDevice->NumRecvFreeList, pDevice->NumRecvMngList);
+
+ spin_lock_irqsave(&pDevice->lock, flags);
+
+ RXvFreeRCB(pRCB, bReAllocSkb);
+
+ spin_unlock_irqrestore(&pDevice->lock, flags);
+ } else {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Rx Mng Only we have the right to free RCB\n");
}
}
pDevice->bIsRxMngWorkItemQueued = false;
- spin_unlock_irq(&pDevice->lock);
-
}
-
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 23:18:07 +0000