Exemple #1
0
void
TsInitDelBA( struct ieee80211_device *ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect)
{

	if(TxRxSelect == TX_DIR) {
		PTX_TS_RECORD	pTxTs = (PTX_TS_RECORD)pTsCommonInfo;

		if(TxTsDeleteBA(ieee, pTxTs))
			ieee80211_send_DELBA(
				ieee,
				pTsCommonInfo->Addr,
				(pTxTs->TxAdmittedBARecord.bValid)?(&pTxTs->TxAdmittedBARecord):(&pTxTs->TxPendingBARecord),
				TxRxSelect,
				DELBA_REASON_END_BA);
	}
	else if(TxRxSelect == RX_DIR) {
		PRX_TS_RECORD	pRxTs = (PRX_TS_RECORD)pTsCommonInfo;
		if(RxTsDeleteBA(ieee, pRxTs))
			ieee80211_send_DELBA(
				ieee,
				pTsCommonInfo->Addr,
				&pRxTs->RxAdmittedBARecord,
				TxRxSelect,
				DELBA_REASON_END_BA	);
	}
}
Exemple #2
0
int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb)
{
	 struct rtllib_hdr_3addr *delba = NULL;
	union delba_param_set *pDelBaParamSet = NULL;
	u16 *pReasonCode = NULL;
	u8 *dst = NULL;

	if (skb->len < sizeof(struct rtllib_hdr_3addr) + 6) {
		RTLLIB_DEBUG(RTLLIB_DL_ERR, " Invalid skb len in DELBA(%d /"
			     " %d)\n", (int)skb->len,
			     (int)(sizeof(struct rtllib_hdr_3addr) + 6));
		return -1;
	}

	if (ieee->current_network.qos_data.active == 0  ||
		ieee->pHTInfo->bCurrentHTSupport == false) {
		RTLLIB_DEBUG(RTLLIB_DL_ERR, "received DELBA while QOS or HT "
			     "is not supported(%d, %d)\n",
			     ieee->current_network. qos_data.active,
			     ieee->pHTInfo->bCurrentHTSupport);
		return -1;
	}

	RTLLIB_DEBUG_DATA(RTLLIB_DL_DATA|RTLLIB_DL_BA, skb->data, skb->len);
	delba = (struct rtllib_hdr_3addr *)skb->data;
	dst = (u8 *)(&delba->addr2[0]);
	delba += sizeof(struct rtllib_hdr_3addr);
	pDelBaParamSet = (union delba_param_set *)(delba+2);
	pReasonCode = (u16 *)(delba+4);

	if (pDelBaParamSet->field.Initiator == 1) {
		struct rx_ts_record *pRxTs;

		if (!GetTs(ieee, (struct ts_common_info **)&pRxTs, dst,
		    (u8)pDelBaParamSet->field.TID, RX_DIR, false)) {
			RTLLIB_DEBUG(RTLLIB_DL_ERR,  "can't get TS for RXTS in "
				     "%s().dst: %pM TID:%d\n", __func__, dst,
				     (u8)pDelBaParamSet->field.TID);
			return -1;
		}

		RxTsDeleteBA(ieee, pRxTs);
	} else {
		struct tx_ts_record *pTxTs;

		if (!GetTs(ieee, (struct ts_common_info **)&pTxTs, dst,
			   (u8)pDelBaParamSet->field.TID, TX_DIR, false)) {
			RTLLIB_DEBUG(RTLLIB_DL_ERR,  "can't get TS for TXTS in "
				     "%s()\n", __func__);
			return -1;
		}

		pTxTs->bUsingBa = false;
		pTxTs->bAddBaReqInProgress = false;
		pTxTs->bAddBaReqDelayed = false;
		del_timer_sync(&pTxTs->TsAddBaTimer);
		TxTsDeleteBA(ieee, pTxTs);
	}
	return 0;
}
Exemple #3
0
void RxBaInactTimeout(unsigned long data)
{
	struct rx_ts_record *pRxTs = (struct rx_ts_record *)data;
	struct rtllib_device *ieee = container_of(pRxTs, struct rtllib_device,
				     RxTsRecord[pRxTs->num]);

	RxTsDeleteBA(ieee, pRxTs);
	rtllib_send_DELBA(ieee, pRxTs->TsCommonInfo.Addr,
			  &pRxTs->RxAdmittedBARecord, RX_DIR,
			  DELBA_REASON_TIMEOUT);
}
Exemple #4
0
void RxBaInactTimeout(unsigned long data)
{
	PRX_TS_RECORD	pRxTs = (PRX_TS_RECORD)data;
	struct ieee80211_device *ieee = container_of(pRxTs, struct ieee80211_device, RxTsRecord[pRxTs->num]);

	RxTsDeleteBA(ieee, pRxTs);
	ieee80211_send_DELBA(
		ieee,
		pRxTs->TsCommonInfo.Addr,
		&pRxTs->RxAdmittedBARecord,
		RX_DIR,
		DELBA_REASON_TIMEOUT);
}
Exemple #5
0
void TsInitDelBA(struct rtllib_device *ieee,
		 struct ts_common_info *pTsCommonInfo,
		 enum tr_select TxRxSelect)
{
	if (TxRxSelect == TX_DIR) {
		struct tx_ts_record *pTxTs =
			 (struct tx_ts_record *)pTsCommonInfo;

		if (TxTsDeleteBA(ieee, pTxTs))
			rtllib_send_DELBA(ieee, pTsCommonInfo->Addr,
					  (pTxTs->TxAdmittedBARecord.bValid) ?
					 (&pTxTs->TxAdmittedBARecord) :
					(&pTxTs->TxPendingBARecord),
					 TxRxSelect, DELBA_REASON_END_BA);
	} else if (TxRxSelect == RX_DIR) {
		struct rx_ts_record *pRxTs =
				 (struct rx_ts_record *)pTsCommonInfo;
		if (RxTsDeleteBA(ieee, pRxTs))
			rtllib_send_DELBA(ieee, pTsCommonInfo->Addr,
					  &pRxTs->RxAdmittedBARecord,
					  TxRxSelect, DELBA_REASON_END_BA);
	}
}
Exemple #6
0
/********************************************************************************************************************
 *function: RX DELBA
 *   input:  struct sk_buff *   skb	//incoming ADDBAReq skb.
 *  return:  0(pass), other(fail)
 *  notice:  As this function need support of QOS, I comment some code out. And when qos is ready, this code need to be support.
 ********************************************************************************************************************/
int ieee80211_rx_DELBA(struct ieee80211_device *ieee, struct sk_buff *skb)
{
	 struct rtl_80211_hdr_3addr *delba = NULL;
	PDELBA_PARAM_SET	pDelBaParamSet = NULL;
	u8			*dst = NULL;

	if (skb->len < sizeof(struct rtl_80211_hdr_3addr) + 6) {
		IEEE80211_DEBUG(IEEE80211_DL_ERR,
				" Invalid skb len in DELBA(%d / %zu)\n",
				skb->len,
				(sizeof(struct rtl_80211_hdr_3addr) + 6));
		return -1;
	}

	if (ieee->current_network.qos_data.active == 0 ||
	    !ieee->pHTInfo->bCurrentHTSupport) {
		IEEE80211_DEBUG(IEEE80211_DL_ERR, "received DELBA while QOS or HT is not supported(%d, %d)\n",ieee->current_network.qos_data.active, ieee->pHTInfo->bCurrentHTSupport);
		return -1;
	}

	IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len);
	delba = (struct rtl_80211_hdr_3addr *)skb->data;
	dst = &delba->addr2[0];
	pDelBaParamSet = (PDELBA_PARAM_SET)&delba->payload[2];

	if(pDelBaParamSet->field.Initiator == 1) {
		PRX_TS_RECORD	pRxTs;

		if (!GetTs(
				ieee,
				(PTS_COMMON_INFO *)&pRxTs,
				dst,
				(u8)pDelBaParamSet->field.TID,
				RX_DIR,
				false)	) {
			IEEE80211_DEBUG(IEEE80211_DL_ERR,  "can't get TS for RXTS in %s()\n", __func__);
			return -1;
		}

		RxTsDeleteBA(ieee, pRxTs);
	}
	else {
		PTX_TS_RECORD	pTxTs;

		if (!GetTs(
			ieee,
			(PTS_COMMON_INFO *)&pTxTs,
			dst,
			(u8)pDelBaParamSet->field.TID,
			TX_DIR,
			false)	) {
			IEEE80211_DEBUG(IEEE80211_DL_ERR,  "can't get TS for TXTS in %s()\n", __func__);
			return -1;
		}

		pTxTs->bUsingBa = false;
		pTxTs->bAddBaReqInProgress = false;
		pTxTs->bAddBaReqDelayed = false;
		del_timer_sync(&pTxTs->TsAddBaTimer);
		//PlatformCancelTimer(Adapter, &pTxTs->TsAddBaTimer);
		TxTsDeleteBA(ieee, pTxTs);
	}
	return 0;
}
Exemple #7
0
int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb)
{
	 struct rtllib_hdr_3addr *delba = NULL;
	union delba_param_set *pDelBaParamSet = NULL;
	u8 *dst = NULL;

	if (skb->len < sizeof(struct rtllib_hdr_3addr) + 6) {
		netdev_warn(ieee->dev, "Invalid skb len in DELBA(%d / %d)\n",
			    (int)skb->len,
			    (int)(sizeof(struct rtllib_hdr_3addr) + 6));
		return -1;
	}

	if (ieee->current_network.qos_data.active == 0  ||
		ieee->pHTInfo->bCurrentHTSupport == false) {
		netdev_warn(ieee->dev,
			    "received DELBA while QOS or HT is not supported(%d, %d)\n",
			    ieee->current_network. qos_data.active,
			    ieee->pHTInfo->bCurrentHTSupport);
		return -1;
	}

#ifdef VERBOSE_DEBUG
	print_hex_dump_bytes("rtllib_rx_DELBA(): ", DUMP_PREFIX_NONE, skb->data,
			     skb->len);
#endif
	delba = (struct rtllib_hdr_3addr *)skb->data;
	dst = (u8 *)(&delba->addr2[0]);
	pDelBaParamSet = (union delba_param_set *)&delba->payload[2];

	if (pDelBaParamSet->field.Initiator == 1) {
		struct rx_ts_record *pRxTs;

		if (!GetTs(ieee, (struct ts_common_info **)&pRxTs, dst,
		    (u8)pDelBaParamSet->field.TID, RX_DIR, false)) {
			netdev_warn(ieee->dev,
				    "%s(): can't get TS for RXTS. dst:%pM TID:%d\n",
				    __func__, dst,
				    (u8)pDelBaParamSet->field.TID);
			return -1;
		}

		RxTsDeleteBA(ieee, pRxTs);
	} else {
		struct tx_ts_record *pTxTs;

		if (!GetTs(ieee, (struct ts_common_info **)&pTxTs, dst,
			   (u8)pDelBaParamSet->field.TID, TX_DIR, false)) {
			netdev_warn(ieee->dev, "%s(): can't get TS for TXTS\n",
				    __func__);
			return -1;
		}

		pTxTs->bUsingBa = false;
		pTxTs->bAddBaReqInProgress = false;
		pTxTs->bAddBaReqDelayed = false;
		del_timer_sync(&pTxTs->TsAddBaTimer);
		TxTsDeleteBA(ieee, pTxTs);
	}
	return 0;
}