From 90f96acd1b6ea7c16e43303f74bc97f8250010ac Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Mon, 19 May 2014 20:32:54 +0100 Subject: staging: vt6656: Remove hostapd functions. Remove throughout driver bEnableHostapd bEnable8021x bEnableHostWEP struct net_device *apdev tx_80211 Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/dpc.c | 210 +------------------------------------------ 1 file changed, 3 insertions(+), 207 deletions(-) (limited to 'drivers/staging/vt6656/dpc.c') diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index 2596fce..a1ae213 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -29,7 +29,6 @@ * 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 @@ -86,10 +85,6 @@ 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); - /*+ * * Description: @@ -267,7 +262,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, 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; @@ -400,39 +394,9 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, 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) { @@ -516,22 +480,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *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 // @@ -653,45 +601,6 @@ int RXbBulkInProcessData(struct vnt_private *pDevice, struct vnt_rcb *pRCB, } */ - // ----------------------------------------------- - - if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->bEnable8021x == true)){ - u8 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 @@ -1097,119 +1006,6 @@ 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; - struct ieee80211_hdr *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(*(u16 *)pbyFrame) && - WLAN_GET_FC_FROMDS(*(u16 *)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) { - 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(*(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(*(u16 *)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 = (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)) { - *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) { -- cgit v1.1