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wifi: Default ack manager considers MPDUs being transmitted to determine if response is needed

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This commit is contained in:
Stefano Avallone
2024-06-30 18:05:09 +02:00
parent 9bf78233f7
commit aa7d690a1d
1 changed files with 7 additions and 4 deletions
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11
src/wifi/model/wifi-default-ack-manager.cc
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@@ -130,7 +130,8 @@ WifiDefaultAckManager::IsResponseNeeded(Ptr<const WifiMpdu> mpdu,
NS_LOG_FUNCTION(this << *mpdu << &txParams);
uint8_t tid = mpdu->GetHeader().GetQosTid();
Mac48Address receiver = mpdu->GetOriginal()->GetHeader().GetAddr1();
auto receiver = mpdu->GetHeader().GetAddr1();
auto origReceiver = mpdu->GetOriginal()->GetHeader().GetAddr1();
Ptr<QosTxop> edca = m_mac->GetQosTxop(tid);
// An immediate response (Ack or Block Ack) is needed if any of the following holds:
@@ -144,9 +145,11 @@ WifiDefaultAckManager::IsResponseNeeded(Ptr<const WifiMpdu> mpdu,
return !(
m_baThreshold > 0 &&
GetMaxDistFromStartingSeq(mpdu, txParams) <
m_baThreshold * edca->GetBaBufferSize(receiver, tid) &&
(edca->GetWifiMacQueue()->GetNPackets({WIFI_QOSDATA_QUEUE, WIFI_UNICAST, receiver, tid}) -
edca->GetBaManager()->GetNBufferedPackets(receiver, tid) >
m_baThreshold * edca->GetBaBufferSize(origReceiver, tid) &&
(edca->GetWifiMacQueue()->GetNPackets(
{WIFI_QOSDATA_QUEUE, WIFI_UNICAST, origReceiver, tid}) -
edca->GetBaManager()->GetNBufferedPackets(origReceiver, tid) -
txParams.GetPsduInfo(receiver)->seqNumbers.at(tid).size() >=
1) &&
!(edca->GetTxopLimit(m_linkId).IsStrictlyPositive() &&
edca->GetRemainingTxop(m_linkId) == edca->GetTxopLimit(m_linkId) &&