From c0fcac91f36903d9ef2daa5418d270d88a146db1 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Mon, 19 May 2014 20:32:55 +0100 Subject: [PATCH] staging: vt6656: dpc.c remove hostapd Remove dead functions s_bAPModeRxCtl s_bAPModeRxData Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/dpc.c | 223 +---------------------------------- 1 file changed, 1 insertion(+), 222 deletions(-) diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index a1ae21355076..88808ba5eedc 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -26,8 +26,6 @@ * * 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_byGetRateIdx- get rate index * s_vGetDASA- get data offset @@ -75,12 +73,6 @@ 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); @@ -255,7 +247,7 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, 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; @@ -383,12 +375,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, } } - if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { - if (s_bAPModeRxCtl(pDevice, pbyFrame, iSANodeIndex) == true) { - return false; - } - } - if (IS_FC_WEP(pbyFrame)) { bool bRxDecryOK = false; @@ -735,26 +721,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *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); @@ -774,112 +740,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, return true; } -static int s_bAPModeRxCtl(struct vnt_private *pDevice, u8 *pbyFrame, - s32 iSANodeIndex) -{ - struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; - struct ieee80211_hdr *p802_11Header; - CMD_STATUS Status; - - if (IS_CTL_PSPOLL(pbyFrame) || !IS_TYPE_CONTROL(pbyFrame)) { - - p802_11Header = (struct ieee80211_hdr *) (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, - (u8 *)(p802_11Header->addr2), - (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, - (u8 *)(p802_11Header->addr2), - (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, - (u8 *)(p802_11Header->addr2), - (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->addr3); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR2:%pM\n", - p802_11Header->addr2); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ADDR1:%pM\n", - p802_11Header->addr1); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dpc: frame_control= %x\n", p802_11Header->frame_control); - 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) @@ -1006,87 +866,6 @@ static int s_bHandleRxEncryption(struct vnt_private *pDevice, u8 *pbyFrame, return true; } -static int s_bAPModeRxData(struct vnt_private *pDevice, struct sk_buff *skb, - u32 FrameSize, u32 cbHeaderOffset, s32 iSANodeIndex, s32 iDANodeIndex) -{ - 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((u8 *)(skb->data+cbHeaderOffset))) { - if (pMgmt->sNodeDBTable[0].bPSEnable) { - - skbcpy = netdev_alloc_skb(pDevice->dev, pDevice->rx_buf_sz); - - // 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->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, (u8 *)(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 (bRelayOnly || bRelayAndForward) { - // relay this packet right now - if (bRelayAndForward) - iDANodeIndex = 0; - - if ((pDevice->uAssocCount > 1) && (iDANodeIndex >= 0)) { - bRelayPacketSend(pDevice, (u8 *) (skb->data + cbHeaderOffset), - FrameSize, (unsigned int) iDANodeIndex); - } - - if (bRelayOnly) - return false; - } - // none associate, don't forward - if (pDevice->uAssocCount == 0) - return false; - - return true; -} - void RXvWorkItem(struct work_struct *work) { struct vnt_private *priv = -- 2.30.2