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path: root/drivers/staging/vt6656/wctl.c
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Diffstat (limited to 'drivers/staging/vt6656/wctl.c')
-rw-r--r--drivers/staging/vt6656/wctl.c126
1 files changed, 58 insertions, 68 deletions
diff --git a/drivers/staging/vt6656/wctl.c b/drivers/staging/vt6656/wctl.c
index 40986da1e4a..efdc5d5d38e 100644
--- a/drivers/staging/vt6656/wctl.c
+++ b/drivers/staging/vt6656/wctl.c
@@ -39,22 +39,12 @@
#include "card.h"
#include "tmacro.h"
-/*--------------------- Static Definitions -------------------------*/
-
-/*--------------------- Static Classes ----------------------------*/
-
-/*--------------------- Static Variables --------------------------*/
// static int msglevel =MSG_LEVEL_INFO;
-/*--------------------- Static Functions --------------------------*/
-
-/*--------------------- Export Variables --------------------------*/
-
-
/*
* Description:
- * Scan Rx cache. Return TRUE if packet is duplicate, else
- * inserts in receive cache and returns FALSE.
+ * Scan Rx cache. Return true if packet is duplicate, else
+ * inserts in receive cache and returns false.
*
* Parameters:
* In:
@@ -63,14 +53,14 @@
* Out:
* none
*
- * Return Value: TRUE if packet duplicate; otherwise FALSE
+ * Return Value: true if packet duplicate; otherwise false
*
*/
-BOOL WCTLbIsDuplicate (PSCache pCache, PS802_11Header pMACHeader)
+bool WCTLbIsDuplicate (PSCache pCache, struct ieee80211_hdr *pMACHeader)
{
- UINT uIndex;
- UINT ii;
+ unsigned int uIndex;
+ unsigned int ii;
PSCacheEntry pCacheEntry;
if (IS_FC_RETRY(pMACHeader)) {
@@ -78,23 +68,23 @@ BOOL WCTLbIsDuplicate (PSCache pCache, PS802_11Header pMACHeader)
uIndex = pCache->uInPtr;
for (ii = 0; ii < DUPLICATE_RX_CACHE_LENGTH; ii++) {
pCacheEntry = &(pCache->asCacheEntry[uIndex]);
- if ((pCacheEntry->wFmSequence == pMACHeader->wSeqCtl) &&
- (IS_ETH_ADDRESS_EQUAL (&(pCacheEntry->abyAddr2[0]), &(pMACHeader->abyAddr2[0]))) &&
- (LOBYTE(pCacheEntry->wFrameCtl) == LOBYTE(pMACHeader->wFrameCtl))
+ if ((pCacheEntry->wFmSequence == pMACHeader->seq_ctrl) &&
+ ether_addr_equal(pCacheEntry->abyAddr2, pMACHeader->addr2) &&
+ (pCacheEntry->wFrameCtl == pMACHeader->frame_control)
) {
/* Duplicate match */
- return TRUE;
+ return true;
}
ADD_ONE_WITH_WRAP_AROUND(uIndex, DUPLICATE_RX_CACHE_LENGTH);
}
}
- /* Not fount in cache - insert */
+ /* Not found in cache - insert */
pCacheEntry = &pCache->asCacheEntry[pCache->uInPtr];
- pCacheEntry->wFmSequence = pMACHeader->wSeqCtl;
- memcpy(&(pCacheEntry->abyAddr2[0]), &(pMACHeader->abyAddr2[0]), U_ETHER_ADDR_LEN);
- pCacheEntry->wFrameCtl = pMACHeader->wFrameCtl;
+ pCacheEntry->wFmSequence = pMACHeader->seq_ctrl;
+ memcpy(&(pCacheEntry->abyAddr2[0]), &(pMACHeader->addr2[0]), ETH_ALEN);
+ pCacheEntry->wFrameCtl = pMACHeader->frame_control;
ADD_ONE_WITH_WRAP_AROUND(pCache->uInPtr, DUPLICATE_RX_CACHE_LENGTH);
- return FALSE;
+ return false;
}
/*
@@ -111,22 +101,22 @@ BOOL WCTLbIsDuplicate (PSCache pCache, PS802_11Header pMACHeader)
* Return Value: index number in Defragment Database
*
*/
-UINT WCTLuSearchDFCB (PSDevice pDevice, PS802_11Header pMACHeader)
-{
-UINT ii;
- for(ii=0;ii<pDevice->cbDFCB;ii++) {
- if ((pDevice->sRxDFCB[ii].bInUse == TRUE) &&
- (IS_ETH_ADDRESS_EQUAL (&(pDevice->sRxDFCB[ii].abyAddr2[0]), &(pMACHeader->abyAddr2[0])))
- ) {
- //
- return(ii);
- }
- }
- return(pDevice->cbDFCB);
+unsigned int WCTLuSearchDFCB(struct vnt_private *pDevice,
+ struct ieee80211_hdr *pMACHeader)
+{
+ unsigned int ii;
+
+ for (ii = 0; ii < pDevice->cbDFCB; ii++) {
+ if ((pDevice->sRxDFCB[ii].bInUse == true) &&
+ ether_addr_equal(pDevice->sRxDFCB[ii].abyAddr2,
+ pMACHeader->addr2)) {
+ return ii;
+ }
+ }
+ return pDevice->cbDFCB;
}
-
/*
* Description:
* Insert received fragment packet in Defragment Database
@@ -141,27 +131,29 @@ UINT ii;
* Return Value: index number in Defragment Database
*
*/
-UINT WCTLuInsertDFCB (PSDevice pDevice, PS802_11Header pMACHeader)
+unsigned int WCTLuInsertDFCB(struct vnt_private *pDevice,
+ struct ieee80211_hdr *pMACHeader)
{
-UINT ii;
+ unsigned int ii;
if (pDevice->cbFreeDFCB == 0)
return(pDevice->cbDFCB);
- for(ii=0;ii<pDevice->cbDFCB;ii++) {
- if (pDevice->sRxDFCB[ii].bInUse == FALSE) {
+ for (ii = 0; ii < pDevice->cbDFCB; ii++) {
+ if (pDevice->sRxDFCB[ii].bInUse == false) {
pDevice->cbFreeDFCB--;
pDevice->sRxDFCB[ii].uLifetime = pDevice->dwMaxReceiveLifetime;
- pDevice->sRxDFCB[ii].bInUse = TRUE;
- pDevice->sRxDFCB[ii].wSequence = (pMACHeader->wSeqCtl >> 4);
- pDevice->sRxDFCB[ii].wFragNum = (pMACHeader->wSeqCtl & 0x000F);
- memcpy(&(pDevice->sRxDFCB[ii].abyAddr2[0]), &(pMACHeader->abyAddr2[0]), U_ETHER_ADDR_LEN);
+ pDevice->sRxDFCB[ii].bInUse = true;
+ pDevice->sRxDFCB[ii].wSequence = (pMACHeader->seq_ctrl >> 4);
+ pDevice->sRxDFCB[ii].wFragNum = (pMACHeader->seq_ctrl & 0x000F);
+ memcpy(&(pDevice->sRxDFCB[ii].abyAddr2[0]),
+ &(pMACHeader->addr2[0]),
+ ETH_ALEN);
return(ii);
}
}
return(pDevice->cbDFCB);
}
-
/*
* Description:
* Handle received fragment packet
@@ -175,15 +167,14 @@ UINT ii;
* Out:
* none
*
- * Return Value: TRUE if it is valid fragment packet and we have resource to defragment; otherwise FALSE
+ * Return Value: true if it is valid fragment packet and we have resource to defragment; otherwise false
*
*/
-BOOL WCTLbHandleFragment (PSDevice pDevice, PS802_11Header pMACHeader, UINT cbFrameLength, BOOL bWEP, BOOL bExtIV)
+bool WCTLbHandleFragment(struct vnt_private *pDevice, struct ieee80211_hdr *pMACHeader, unsigned int cbFrameLength, bool bWEP, bool bExtIV)
{
-UINT uHeaderSize;
-
+ unsigned int uHeaderSize;
- if (bWEP == TRUE) {
+ if (bWEP == true) {
uHeaderSize = 28;
if (bExtIV)
// ExtIV
@@ -198,33 +189,33 @@ UINT uHeaderSize;
if (pDevice->uCurrentDFCBIdx < pDevice->cbDFCB) {
// duplicate, we must flush previous DCB
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].uLifetime = pDevice->dwMaxReceiveLifetime;
- pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wSequence = (pMACHeader->wSeqCtl >> 4);
- pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum = (pMACHeader->wSeqCtl & 0x000F);
+ pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wSequence = (pMACHeader->seq_ctrl >> 4);
+ pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum = (pMACHeader->seq_ctrl & 0x000F);
}
else {
pDevice->uCurrentDFCBIdx = WCTLuInsertDFCB(pDevice, pMACHeader);
if (pDevice->uCurrentDFCBIdx == pDevice->cbDFCB) {
- return(FALSE);
+ return(false);
}
}
// reserve 8 byte to match MAC RX Buffer
- pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer = (PBYTE) (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb->data + 8);
-// pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer = (PBYTE) (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb->data + 4);
+ pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer = (u8 *) (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb->data + 8);
+// pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer = (u8 *) (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].skb->data + 4);
memcpy(pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer, pMACHeader, cbFrameLength);
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength = cbFrameLength;
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer += cbFrameLength;
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum++;
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "First pDevice->uCurrentDFCBIdx= %d\n", pDevice->uCurrentDFCBIdx);
- return(FALSE);
+ return(false);
}
else {
pDevice->uCurrentDFCBIdx = WCTLuSearchDFCB(pDevice, pMACHeader);
if (pDevice->uCurrentDFCBIdx != pDevice->cbDFCB) {
- if ((pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wSequence == (pMACHeader->wSeqCtl >> 4)) &&
- (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum == (pMACHeader->wSeqCtl & 0x000F)) &&
+ if ((pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wSequence == (pMACHeader->seq_ctrl >> 4)) &&
+ (pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum == (pMACHeader->seq_ctrl & 0x000F)) &&
((pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength + cbFrameLength - uHeaderSize) < 2346)) {
- memcpy(pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer, ((PBYTE) (pMACHeader) + uHeaderSize), (cbFrameLength - uHeaderSize));
+ memcpy(pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer, ((u8 *) (pMACHeader) + uHeaderSize), (cbFrameLength - uHeaderSize));
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].cbFrameLength += (cbFrameLength - uHeaderSize);
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].pbyRxBuffer += (cbFrameLength - uHeaderSize);
pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].wFragNum++;
@@ -233,22 +224,21 @@ UINT uHeaderSize;
else {
// seq error or frag # error flush DFCB
pDevice->cbFreeDFCB++;
- pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].bInUse = FALSE;
- return(FALSE);
+ pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].bInUse = false;
+ return(false);
}
}
else {
- return(FALSE);
+ return(false);
}
if (IS_LAST_FRAGMENT_PKT(pMACHeader)) {
//enq defragcontrolblock
pDevice->cbFreeDFCB++;
- pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].bInUse = FALSE;
+ pDevice->sRxDFCB[pDevice->uCurrentDFCBIdx].bInUse = false;
//DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Last pDevice->uCurrentDFCBIdx= %d\n", pDevice->uCurrentDFCBIdx);
- return(TRUE);
+ return(true);
}
- return(FALSE);
+ return(false);
}
}
-
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 08:20:47 +0000