27#include "ns3/ap-emlsr-manager.h"
28#include "ns3/eht-configuration.h"
29#include "ns3/eht-frame-exchange-manager.h"
30#include "ns3/he-configuration.h"
31#include "ns3/ht-configuration.h"
33#include "ns3/multi-link-element.h"
34#include "ns3/packet.h"
35#include "ns3/pointer.h"
36#include "ns3/random-variable-stream.h"
37#include "ns3/simulator.h"
38#include "ns3/string.h"
57 "Delay between two beacons",
61 .AddAttribute(
"BeaconJitter",
62 "A uniform random variable to cause the initial beacon starting time "
63 "(after simulation time 0) "
64 "to be distributed between 0 and the BeaconInterval.",
68 .AddAttribute(
"EnableBeaconJitter",
69 "If beacons are enabled, whether to jitter the initial send event.",
73 .AddAttribute(
"BeaconGeneration",
74 "Whether or not beacons are generated.",
78 .AddAttribute(
"FdBeaconInterval6GHz",
79 "Time between a Beacon frame and a FILS Discovery (FD) frame or between "
80 "two FD frames to be sent on a 6GHz link. A value of zero disables the "
81 "transmission of FD frames.",
85 .AddAttribute(
"FdBeaconIntervalNon6GHz",
86 "Time between a Beacon frame and a FILS Discovery (FD) frame or between "
87 "two FD frames to be sent on a non-6GHz link. A value of zero disables "
88 "the transmission of FD frames.",
92 .AddAttribute(
"SendUnsolProbeResp",
93 "Send unsolicited broadcast Probe Response instead of FILS Discovery",
97 .AddAttribute(
"EnableNonErpProtection",
98 "Whether or not protection mechanism should be used when non-ERP STAs "
99 "are present within the BSS."
100 "This parameter is only used when ERP is supported by the AP.",
104 .AddAttribute(
"BsrLifetime",
105 "Lifetime of Buffer Status Reports received from stations.",
111 "The CW min values that the AP advertises in EDCA Parameter Set elements and the "
112 "associated stations will use. The value of this attribute is an AC-indexed map "
113 "containing the CW min values for given ACs for all the links (sorted in "
114 "increasing order of link ID). If no values are provided for an AC, the same "
115 "values used by the AP are advertised. In case a string is used to set this "
116 "attribute, the string shall contain the pairs separated by a semicolon (;); "
117 "in every pair, the AC index and the list of values are separated by a blank "
118 "space, and the values of a list are separated by a comma (,) without spaces. "
119 "E.g. \"BE 31,31,31; VI 15,15,15\" defines the CW min values for AC BE and AC VI "
120 "for an AP MLD having three links.",
127 "The CW max values that the AP advertises in EDCA Parameter Set elements and the "
128 "associated stations will use. The value of this attribute is an AC-indexed map "
129 "containing the CW max values for given ACs for all the links (sorted in "
130 "increasing order of link ID). If no values are provided for an AC, the same "
131 "values used by the AP are advertised. In case a string is used to set this "
132 "attribute, the string shall contain the pairs separated by a semicolon (;); "
133 "in every pair, the AC index and the list of values are separated by a blank "
134 "space, and the values of a list are separated by a comma (,) without spaces. "
135 "E.g. \"BE 31,31,31; VI 15,15,15\" defines the CW max values for AC BE and AC VI "
136 "for an AP MLD having three links.",
143 "The AIFSN values that the AP advertises in EDCA Parameter Set elements and the "
144 "associated stations will use. The value of this attribute is an AC-indexed map "
145 "containing the AIFSN values for given ACs for all the links (sorted in "
146 "increasing order of link ID). If no values are provided for an AC, the same "
147 "values used by the AP are advertised. In case a string is used to set this "
148 "attribute, the string shall contain the pairs separated by a semicolon (;); "
149 "in every pair, the AC index and the list of values are separated by a blank "
150 "space, and the values of a list are separated by a comma (,) without spaces. "
151 "E.g. \"BE 3,3,3; VI 2,2,2\" defines the AIFSN values for AC BE and AC VI "
152 "for an AP MLD having three links.",
159 "The TXOP limit values that the AP advertises in EDCA Parameter Set elements and "
160 "the associated stations will use. The value of this attribute is an AC-indexed "
161 "map containing the TXOP limit values for given ACs for all the links (sorted in "
162 "increasing order of link ID). If no values are provided for an AC, the same "
163 "values used by the AP are advertised. In case a string is used to set this "
164 "attribute, the string shall contain the pairs separated by a semicolon (;); "
165 "in every pair, the AC index and the list of values are separated by a blank "
166 "space, and the values of a list are separated by a comma (,) without spaces. "
167 "E.g. \"BE 3200us,3200us,3200us; VI 2400us,2400us,2400us\" defines the TXOP limit "
168 "values for AC BE and AC VI for an AP MLD having three links.",
173 .AddTraceSource(
"AssociatedSta",
174 "A station associated with this access point.",
176 "ns3::ApWifiMac::AssociationCallback")
177 .AddTraceSource(
"DeAssociatedSta",
178 "A station lost association with this access point.",
180 "ns3::ApWifiMac::AssociationCallback");
206 : m_enableBeaconGeneration(false)
242std::unique_ptr<WifiMac::LinkEntity>
245 return std::make_unique<ApLinkEntity>();
277 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
297 for (uint8_t linkId = 0; linkId <
GetNLinks(); ++linkId)
337 NS_FATAL_ERROR(
"beacon interval should be multiple of 1024us (802.11 time unit), see IEEE "
343 "beacon interval should be smaller then or equal to 65535 * 1024us (802.11 time unit)");
353 auto currentStream = stream + 1;
356 return (currentStream - stream);
366 for (
const auto& sta : link.staList)
370 link.shortSlotTimeEnabled =
false;
374 link.shortSlotTimeEnabled =
true;
378 link.shortSlotTimeEnabled =
false;
389 for (
const auto& sta : link.staList)
394 link.shortPreambleEnabled =
false;
398 link.shortPreambleEnabled =
true;
402 link.shortPreambleEnabled =
false;
417 std::list<Mac48Address> addr2Set;
421 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
432 NS_ASSERT_MSG(linkId,
"Station " << to <<
"is not associated, cannot send it a frame");
439 for (
auto addr2 = addr2Set.cbegin(); addr2 != addr2Set.cend(); ++addr2)
441 auto& hdr = mpdu->GetHeader();
444 hdr.SetAddr2(*addr2);
454 if (std::next(addr2) != addr2Set.cend())
478 NS_LOG_DEBUG(
"Adding supported rate of " << modeDataRate);
486 NS_LOG_DEBUG(
"Adding basic mode " << mode.GetUniqueName());
520 return dsssParameters;
543 if (
GetLink(linkId).shortPreambleEnabled)
568 : edca->GetMinCw(linkId));
570 : edca->GetMaxCw(linkId));
572 : edca->GetAifsn(linkId));
574 : edca->GetTxopLimit(linkId);
580 : edca->GetMinCw(linkId));
582 : edca->GetMaxCw(linkId));
584 : edca->GetAifsn(linkId));
586 : edca->GetTxopLimit(linkId);
592 : edca->GetMinCw(linkId));
594 : edca->GetMaxCw(linkId));
596 : edca->GetAifsn(linkId));
598 : edca->GetTxopLimit(linkId);
604 : edca->GetMinCw(linkId));
606 : edca->GetMaxCw(linkId));
608 : edca->GetAifsn(linkId));
610 : edca->GetTxopLimit(linkId);
615 return edcaParameters;
618std::optional<MuEdcaParameterSet>
633 heConfiguration->GetAttribute(
"MuBeAifsn", uintegerValue);
635 heConfiguration->GetAttribute(
"MuBeCwMin", uintegerValue);
637 heConfiguration->GetAttribute(
"MuBeCwMax", uintegerValue);
639 heConfiguration->GetAttribute(
"BeMuEdcaTimer", timeValue);
642 heConfiguration->GetAttribute(
"MuBkAifsn", uintegerValue);
644 heConfiguration->GetAttribute(
"MuBkCwMin", uintegerValue);
646 heConfiguration->GetAttribute(
"MuBkCwMax", uintegerValue);
648 heConfiguration->GetAttribute(
"BkMuEdcaTimer", timeValue);
651 heConfiguration->GetAttribute(
"MuViAifsn", uintegerValue);
653 heConfiguration->GetAttribute(
"MuViCwMin", uintegerValue);
655 heConfiguration->GetAttribute(
"MuViCwMax", uintegerValue);
657 heConfiguration->GetAttribute(
"ViMuEdcaTimer", timeValue);
660 heConfiguration->GetAttribute(
"MuVoAifsn", uintegerValue);
662 heConfiguration->GetAttribute(
"MuVoCwMin", uintegerValue);
664 heConfiguration->GetAttribute(
"MuVoCwMax", uintegerValue);
666 heConfiguration->GetAttribute(
"VoMuEdcaTimer", timeValue);
671 auto timerNotNull = [&muEdcaParameters](uint8_t aci) {
674 auto aci = {0, 1, 2, 3};
675 if (std::all_of(aci.begin(), aci.end(), timerNotNull))
677 return muEdcaParameters;
681 "MU EDCA Timers must be all zero if the IE is not advertised.");
686std::optional<ReducedNeighborReport>
699 for (uint8_t index = 0; index <
GetNLinks(); ++index)
732 ehtConfiguration->GetAttributeFailSafe(
"EmlsrActivated", emlsrActivated) &&
733 emlsrActivated.
Get())
742 ehtConfiguration->GetAttribute(
"TransitionTimeout", time);
753 ehtConfiguration->GetAttribute(
"MediumSyncDuration", time);
757 ehtConfiguration->GetAttribute(
"MsdOfdmEdThreshold", ofdmEdThres);
758 commonInfo.SetMediumSyncOfdmEdThreshold(ofdmEdThres.
Get());
761 ehtConfiguration->GetAttribute(
"MsdMaxNTxops", maxNTxops);
762 commonInfo.SetMediumSyncMaxNTxops(maxNTxops.
Get());
775 mldCapabilities.emplace();
776 mldCapabilities->maxNSimultaneousLinks =
GetNLinks() - 1;
777 mldCapabilities->srsSupport = 0;
779 ehtConfiguration->GetAttributeFailSafe(
"TidToLinkMappingNegSupport", negSupport);
780 mldCapabilities->tidToLinkMappingSupport =
static_cast<uint8_t
>(negSupport.
Get());
781 mldCapabilities->freqSepForStrApMld = 0;
782 mldCapabilities->aarSupport = 0;
790 staMldAddress.has_value())
792 for (uint8_t i = 0; i <
GetNLinks(); i++)
795 if (
auto staAddress = remoteStationManager->GetAffiliatedStaAddress(*staMldAddress);
796 i != linkId && staAddress.has_value() &&
797 (remoteStationManager->IsWaitAssocTxOk(*staAddress) ||
798 remoteStationManager->IsAssocRefused(*staAddress)))
811 perStaProfile.SetCompleteProfile();
815 perStaProfile.SetAssocResponse(
GetAssocResp(*staAddress, i));
835 if (phy->GetChannelWidth() > 20)
840 if (
GetLink(linkId).numNonHtStations == 0)
848 uint64_t maxSupportedRate = 0;
851 uint8_t nss = (mcs.GetMcsValue() / 8) + 1;
853 uint64_t dataRate = mcs.GetDataRate(
854 phy->GetChannelWidth(),
857 if (dataRate > maxSupportedRate)
859 maxSupportedRate = dataRate;
860 NS_LOG_DEBUG(
"Updating maxSupportedRate to " << maxSupportedRate);
863 uint8_t maxSpatialStream = phy->GetMaxSupportedTxSpatialStreams();
865 uint8_t nMcs = mcsList.size();
868 if (remoteStationManager->GetHtSupported(sta.second) ||
869 remoteStationManager->GetStationHe6GhzCapabilities(sta.second))
871 uint64_t maxSupportedRateByHtSta = 0;
872 auto itMcs = mcsList.begin();
874 j < (std::min(nMcs, remoteStationManager->GetNMcsSupported(sta.second)));
881 remoteStationManager->GetChannelWidthSupported(sta.second),
882 NanoSeconds(remoteStationManager->GetShortGuardIntervalSupported(sta.second)
886 if (dataRate > maxSupportedRateByHtSta)
888 maxSupportedRateByHtSta = dataRate;
891 if (maxSupportedRateByHtSta < maxSupportedRate)
893 maxSupportedRate = maxSupportedRateByHtSta;
895 if (remoteStationManager->GetNMcsSupported(sta.second) < nMcs)
897 nMcs = remoteStationManager->GetNMcsSupported(sta.second);
899 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
901 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
906 static_cast<uint16_t
>(maxSupportedRate / 1e6));
933 const auto bssBandwidth = phy->GetChannelWidth();
945 (bssBandwidth == 160) ? phy->GetPrimaryChannelNumber(80) : phy->GetChannelNumber());
952 const auto& operatingChannel = phy->GetOperatingChannel();
953 const auto is80Plus80 =
956 (bssBandwidth == 160) ? is80Plus80 ? operatingChannel.GetNumber(1) : phy->GetChannelNumber()
958 uint8_t maxSpatialStream = phy->GetMaxSupportedRxSpatialStreams();
961 if (remoteStationManager->GetVhtSupported(sta.second))
963 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
965 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
969 for (uint8_t nss = 1; nss <= maxSpatialStream; nss++)
990 if (remoteStationManager->GetHeSupported(sta.second))
992 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
994 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
998 for (uint8_t nss = 1; nss <= maxSpatialStream; nss++)
1009 const auto bw = phy->GetChannelWidth();
1010 const auto ch = phy->GetOperatingChannel();
1011 op6Ghz.
m_chWid = (bw == 20) ? 0 : (bw == 40) ? 1 : (bw == 80) ? 2 : 3;
1035 if (remoteStationManager->GetEhtSupported(sta.second))
1037 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
1039 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
1068 GetLink(linkId).shortPreambleEnabled);
1070 GetLink(linkId).shortSlotTimeEnabled);
1137 packet->AddHeader(probe);
1166 if (remoteStationManager->IsWaitAssocTxOk(to))
1172 NS_ABORT_IF(!remoteStationManager->IsAssocRefused(to));
1174 remoteStationManager->RecordDisassociated(to);
1232 linkIdStaAddrMap[linkId] = to;
1239 "Sending a Multi-Link Element to a single link device");
1240 for (std::size_t idx = 0; idx < mle->GetNPerStaProfileSubelements(); idx++)
1242 auto& perStaProfile = mle->GetPerStaProfile(idx);
1243 if (perStaProfile.HasAssocResponse() &&
1244 perStaProfile.GetAssocResponse().GetStatusCode().IsSuccess())
1246 uint8_t otherLinkId = perStaProfile.GetLinkId();
1248 ->GetAffiliatedStaAddress(*staMldAddress);
1250 "No STA to associate with on link " << +otherLinkId);
1251 const auto [it, inserted] = linkIdStaAddrMap.insert({otherLinkId, *staAddress});
1253 "More than one Association Response to MLD "
1254 << *staMldAddress <<
" on link ID " << +otherLinkId);
1259 return linkIdStaAddrMap;
1265 if (linkIdStaAddrMap.empty())
1271 const auto& [linkId, staAddr] = *linkIdStaAddrMap.cbegin();
1275 std::set<uint16_t> aids;
1277 for (
const auto& [
id, link] :
GetLinks())
1279 if (
const auto aid = link->stationManager->GetAssociationId(addr); aid !=
SU_STA_ID)
1285 NS_ABORT_MSG_IF(aids.size() > 1, addr <<
" cannot have more than one AID assigned");
1292 NS_ABORT_MSG_IF(!inserted,
"AID " << aid <<
" already present, cannot be assigned to " << addr);
1294 for (
const auto& [
id, staAddr] : linkIdStaAddrMap)
1298 if (
const auto [it, inserted] = link.staList.emplace(aid, staAddr); inserted)
1302 link.stationManager->SetAssociationId(staAddr, aid);
1304 if (link.stationManager->GetDsssSupported(staAddr) &&
1305 !link.stationManager->GetErpOfdmSupported(staAddr))
1307 link.numNonErpStations++;
1309 if (!link.stationManager->GetHtSupported(staAddr) &&
1310 !link.stationManager->GetStationHe6GhzCapabilities(staAddr))
1312 link.numNonHtStations++;
1321 "AID " << it->first <<
" already assigned to " << staAddr
1322 <<
", could not assign " << aid);
1337 for (std::size_t idx = 0; idx < mle->GetNPerStaProfileSubelements(); idx++)
1339 if (
const auto& perStaProfile = mle->GetPerStaProfile(idx);
1340 perStaProfile.HasAssocResponse() &&
1341 perStaProfile.GetAssocResponse().GetStatusCode().IsSuccess())
1343 perStaProfile.GetAssocResponse().SetAssociationId(aid);
1376 SetAid(assoc, linkIdStaAddrMap);
1379 packet->AddHeader(assoc);
1410 hdr.
SetAddr2(link.feManager->GetAddress());
1411 hdr.
SetAddr3(link.feManager->GetAddress());
1489 packet->AddHeader(beacon);
1491 NS_LOG_INFO(
"Generating beacon from " << link.feManager->GetAddress() <<
" linkID " << +linkId);
1504 if (link.shortSlotTimeEnabled)
1523 hdr.
SetAddr2(link.feManager->GetAddress());
1524 hdr.
SetAddr3(link.feManager->GetAddress());
1538 fils.
m_fdCap->SetOpChannelWidth(link.phy->GetChannelWidth());
1539 fils.
m_fdCap->SetMaxNss(std::min(link.phy->GetMaxSupportedTxSpatialStreams(),
1540 link.phy->GetMaxSupportedRxSpatialStreams()));
1541 fils.
m_fdCap->SetStandard(link.phy->GetStandard());
1547 packet->AddHeader(fils);
1548 packet->AddHeader(actionHdr);
1562 if (!fdBeaconInterval.IsStrictlyPositive())
1564 NS_LOG_DEBUG(
"Sending FILS Discovery/unsolicited Probe Response disabled");
1569 for (uint8_t count = 1; count < (
m_beaconInterval / fdBeaconInterval).GetHigh(); ++count)
1604 if (
auto staMldAddress =
1606 staMldAddress.has_value())
1619 for (uint8_t i = 0; i <
GetNLinks(); i++)
1622 if (
auto staAddress = stationManager->GetAffiliatedStaAddress(*staMldAddress);
1623 staAddress.has_value() && i != *linkId &&
1624 stationManager->IsWaitAssocTxOk(*staAddress))
1627 <<
" associated with STA=" << *staAddress);
1628 stationManager->RecordGotAssocTxOk(*staAddress);
1641 action.protectedEhtAction ==
1651 eventIt->second.PeekEventImpl()->Invoke();
1652 eventIt->second.Cancel();
1672 <<
" association failed with STA=" << hdr.
GetAddr1());
1676 if (
auto staMldAddress =
1678 staMldAddress.has_value())
1681 for (uint8_t i = 0; i <
GetNLinks(); i++)
1684 if (
auto staAddress = stationManager->GetAffiliatedStaAddress(*staMldAddress);
1685 staAddress.has_value() && i != *linkId &&
1686 stationManager->IsWaitAssocTxOk(*staAddress))
1689 <<
" association failed with STA=" << *staAddress);
1690 stationManager->RecordGotAssocTxFailed(*staAddress);
1705 if (!staInPsMode && mpdu->GetHeader().IsPowerManagement())
1710 else if (staInPsMode && !mpdu->GetHeader().IsPowerManagement())
1725 NS_LOG_DEBUG(
"Block destination " << staAddr <<
" on link " << +linkId);
1740 NS_LOG_DEBUG(
"Unblock destination " << staAddr <<
" on link " << +linkId);
1747std::optional<uint8_t>
1750 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
1758 return std::nullopt;
1769std::optional<Mac48Address>
1775 return staIt->second;
1777 return std::nullopt;
1785 const WifiMacHeader* hdr = &mpdu->GetOriginal()->GetHeader();
1790 std::optional<uint8_t> apLinkId;
1792 (apLinkId =
IsAssociated(mpdu->GetHeader().GetAddr2())) &&
1811 <<
", size=" << packet->GetSize());
1827 NS_LOG_DEBUG(
"forwarding frame from=" << from <<
", to=" << to);
1864 else if (hdr->
IsMgt())
1887 packet->PeekHeader(probeRequestHeader);
1888 const auto& ssid = probeRequestHeader.Get<
Ssid>();
1889 if (ssid ==
GetSsid() || ssid->IsBroadcast())
1891 NS_LOG_DEBUG(
"Probe request received from " << from <<
": send probe response");
1903 <<
" request received from " << from
1904 << ((
GetNLinks() > 1) ?
" on link ID " + std::to_string(linkId) :
""));
1911 packet->PeekHeader(assocReq);
1915 packet->PeekHeader(reassocReq);
1929 for (
auto it = staList.begin(); it != staList.end(); ++it)
1931 if (it->second == from)
1955 auto pkt = mpdu->GetPacket()->Copy();
1958 action.protectedEhtAction ==
1964 pkt->RemoveHeader(frame);
1989 auto failure = [&](
const std::string& msg) ->
bool {
1990 NS_LOG_DEBUG(
"Association Request from " << from <<
" refused: " << msg);
1991 remoteStationManager->RecordAssocRefused(from);
1996 auto recvAssocRequest = [&](
auto&& frameRefWrapper) ->
bool {
1997 const auto& frame = frameRefWrapper.get();
2002 remoteStationManager->AddSupportedPhyPreamble(from, capabilities.
IsShortPreamble());
2003 NS_ASSERT(frame.template Get<SupportedRates>());
2005 frame.template Get<ExtendedSupportedRatesIE>()};
2007 if (rates.GetNRates() == 0)
2009 return failure(
"STA's supported rate set not compatible with our Basic Rate set");
2015 const auto& htCapabilities = frame.template Get<HtCapabilities>();
2016 if (htCapabilities.has_value() && htCapabilities->IsSupportedMcs(0))
2018 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2020 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2021 if (!htCapabilities->IsSupportedMcs(mcs.
GetMcsValue()))
2023 return failure(
"HT STA does not support all MCSs in Basic MCS Set");
2031 const auto& vhtCapabilities = frame.template Get<VhtCapabilities>();
2032 if (vhtCapabilities.has_value() && vhtCapabilities->GetVhtCapabilitiesInfo() != 0)
2034 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2036 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2037 if (!vhtCapabilities->IsSupportedTxMcs(mcs.
GetMcsValue()))
2039 return failure(
"VHT STA does not support all MCSs in Basic MCS Set");
2047 const auto& heCapabilities = frame.template Get<HeCapabilities>();
2048 if (heCapabilities.has_value() && heCapabilities->GetSupportedMcsAndNss() != 0)
2050 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2052 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2053 if (!heCapabilities->IsSupportedTxMcs(mcs.
GetMcsValue()))
2055 return failure(
"HE STA does not support all MCSs in Basic MCS Set");
2061 if (
const auto& he6GhzCapabilities = frame.template Get<He6GhzBandCapabilities>())
2063 remoteStationManager->AddStationHe6GhzCapabilities(from, *he6GhzCapabilities);
2073 if (
const auto& tidLinkMapping = frame.template Get<TidToLinkMapping>();
2074 !tidLinkMapping.empty())
2082 if (tidLinkMapping.size() > 2)
2084 return failure(
"More than two TID-to-Link Mapping IEs");
2089 bool bothDirIfOneTlm =
2090 tidLinkMapping.size() != 1 ||
2097 bool distinctDirsIfTwoTlms =
2098 tidLinkMapping.size() != 2 ||
2101 tidLinkMapping[0].m_control.direction !=
2102 tidLinkMapping[1].m_control.direction);
2104 if (!bothDirIfOneTlm || !distinctDirsIfTwoTlms)
2106 return failure(
"Incorrect directions in TID-to-Link Mapping IEs");
2110 ehtConfig->GetAttributeFailSafe(
"TidToLinkMappingNegSupport", negSupport);
2114 return failure(
"TID-to-Link Mapping negotiation not supported");
2122 for (uint8_t tid = 0; tid < 8; tid++)
2126 mapping.emplace(tid, std::move(linkSet));
2134 switch (tidLinkMapping[0].m_control.direction)
2137 getMapping(tidLinkMapping.at(0), dlMapping);
2138 ulMapping = dlMapping;
2141 getMapping(tidLinkMapping.at(0), dlMapping);
2142 getMapping(tidLinkMapping.at(1), ulMapping);
2145 getMapping(tidLinkMapping.at(0), ulMapping);
2146 getMapping(tidLinkMapping.at(1), dlMapping);
2153 return failure(
"Mapping TIDs to distinct link sets is incompatible with "
2154 "negotiation support of 1");
2158 const auto& mle = frame.template Get<MultiLinkElement>();
2160 "Multi-Link Element not present in an Association Request including "
2161 "TID-to-Link Mapping element(s)");
2162 auto mldAddr = mle->GetMldMacAddress();
2174 for (
const auto& mode : phy->GetModeList())
2176 if (rates.IsSupportedRate(mode.GetDataRate(phy->GetChannelWidth())))
2178 remoteStationManager->AddSupportedMode(from, mode);
2181 if (
GetErpSupported(linkId) && remoteStationManager->GetErpOfdmSupported(from) &&
2184 remoteStationManager->AddSupportedErpSlotTime(from,
true);
2188 const auto& htCapabilities = frame.template Get<HtCapabilities>();
2189 if (htCapabilities.has_value() && htCapabilities->IsSupportedMcs(0))
2191 remoteStationManager->AddStationHtCapabilities(from, *htCapabilities);
2198 const auto& vhtCapabilities = frame.template Get<VhtCapabilities>();
2201 if (vhtCapabilities.has_value() &&
2202 vhtCapabilities->GetRxHighestSupportedLgiDataRate() > 0)
2204 remoteStationManager->AddStationVhtCapabilities(from, *vhtCapabilities);
2207 if (vhtCapabilities->IsSupportedTxMcs(mcs.GetMcsValue()))
2209 remoteStationManager->AddSupportedMcs(from, mcs);
2217 const auto& heCapabilities = frame.template Get<HeCapabilities>();
2218 if (heCapabilities.has_value() && heCapabilities->GetSupportedMcsAndNss() != 0)
2220 remoteStationManager->AddStationHeCapabilities(from, *heCapabilities);
2223 if (heCapabilities->IsSupportedTxMcs(mcs.GetMcsValue()))
2225 remoteStationManager->AddSupportedMcs(from, mcs);
2233 if (
const auto& ehtCapabilities = frame.template Get<EhtCapabilities>())
2235 remoteStationManager->AddStationEhtCapabilities(from, *ehtCapabilities);
2240 remoteStationManager->AddSupportedMcs(from, mcs);
2245 NS_LOG_DEBUG(
"Association Request from " << from <<
" accepted");
2246 remoteStationManager->RecordWaitAssocTxOk(from);
2250 return std::visit(recvAssocRequest, assoc);
2259 auto recvMle = [&](
auto&& frame) {
2260 const auto& mle = frame.get().template Get<MultiLinkElement>();
2262 if (!mle.has_value())
2267 auto mleCommonInfo = std::make_shared<CommonInfoBasicMle>(mle->GetCommonInfoBasic());
2270 for (std::size_t i = 0; i < mle->GetNPerStaProfileSubelements(); i++)
2272 auto& perStaProfile = mle->GetPerStaProfile(i);
2273 if (!perStaProfile.HasStaMacAddress())
2276 <<
"] Cannot setup a link if the STA MAC address is missing");
2279 uint8_t newLinkId = perStaProfile.GetLinkId();
2280 if (newLinkId == linkId || newLinkId >=
GetNLinks())
2282 NS_LOG_DEBUG(
"[i=" << i <<
"] Link ID " << newLinkId <<
" not valid");
2285 if (!perStaProfile.HasAssocRequest() && !perStaProfile.HasReassocRequest())
2287 NS_LOG_DEBUG(
"[i=" << i <<
"] No (Re)Association Request frame body present");
2292 perStaProfile.GetStaMacAddress(),
2295 perStaProfile.GetStaMacAddress(),
2300 std::visit(recvMle, assoc);
2311 !ehtConfiguration ||
2312 !ehtConfiguration->GetAttributeFailSafe(
"EmlsrActivated", emlsrActivated) ||
2313 !emlsrActivated.
Get())
2316 "Received an EML Operating Mode Notification frame but EMLSR is not activated");
2323 auto emlCapabilities =
2325 NS_ASSERT_MSG(emlCapabilities,
"EML Capabilities not stored for STA " << sender);
2329 emlCapabilities->get().emlsrTransitionDelay = frame.
m_emlsrParamUpdate->transitionDelay;
2333 NS_ASSERT_MSG(mldAddress,
"No MLD address stored for STA " << sender);
2344 NS_ASSERT_MSG(psduMap.size() == 1 && psduMap.begin()->second->GetNMpdus() == 1 &&
2345 psduMap.begin()->second->GetHeader(0).IsAck(),
2346 "Expected a Normal Ack after EML Notification frame");
2352 ehtConfiguration->GetAttribute(
"TransitionTimeout", transitionTimeout);
2356 for (uint8_t id = 0; id < GetNLinks(); id++)
2359 GetWifiRemoteStationManager(id)->GetAffiliatedStaAddress(*mldAddress);
2366 if (!emlsrLinks.empty())
2380 auto enabled = std::find(emlsrLinks.cbegin(), emlsrLinks.cend(), id) !=
2384 StaSwitchingToActiveModeOrDeassociated(*linkAddress, id);
2386 GetWifiRemoteStationManager(id)->SetEmlsrEnabled(*linkAddress, enabled);
2404 GetWifiRemoteStationManager(id)->GetEmlsrEnabled(*linkAddress))
2406 StaSwitchingToPsMode(*linkAddress, id);
2408 GetWifiRemoteStationManager(id)->SetEmlsrEnabled(*linkAddress, false);
2417 phy->TraceConnectWithoutContext(
"PhyTxPsduBegin", cb);
2419 [=]() { phy->TraceDisconnectWithoutContext(
"PhyTxPsduBegin", cb); });
2427 frame.m_emlControl.emlsrParamUpdateCtrl = 0;
2435 frame.m_emlsrParamUpdate.reset();
2438 ehtFem->SendEmlOmn(sender, frame);
2447 auto from = i.second.GetSourceAddr();
2448 auto to = i.second.GetDestinationAddr();
2452 NS_LOG_DEBUG(
"forwarding QoS frame from=" << from <<
", to=" << to);
2453 WifiMac::Enqueue(i.first->Copy(), to, from, mpdu->GetHeader().GetQosTid());
2466 for (uint8_t linkId = 0; linkId <
GetNLinks(); ++linkId)
2476 NS_LOG_DEBUG(
"Scheduling initial beacon for access point "
2477 <<
GetAddress() <<
" at time " << jitterUs <<
"us");
2498 return useProtection;
2507 for (uint16_t nextAid = 1; nextAid <= 2007; ++nextAid)
2509 if (std::none_of(links.cbegin(), links.cend(), [&](
auto&& idLinkPair) {
2510 return GetStaList(idLinkPair.first).contains(nextAid);
2520const std::map<uint16_t, Mac48Address>&
2540 return it->second.value;
2560 uint8_t maxSize = 0;
2563 for (uint8_t tid = 0; tid < 8; tid++)
2568 maxSize = std::max(maxSize, size);
void SendAssocResp(Mac48Address to, bool isReassoc, uint8_t linkId)
Forward an association or a reassociation response packet to the DCF/EDCA.
uint16_t GetAssociationId(Mac48Address addr, uint8_t linkId) const
std::unique_ptr< LinkEntity > CreateLinkEntity() const override
Create a LinkEntity object.
Ptr< Txop > m_beaconTxop
Dedicated Txop for beacons.
void SetBeaconGeneration(bool enable)
Enable or disable beacon generation of the AP.
void ParseReportedStaInfo(const AssocReqRefVariant &assoc, Mac48Address from, uint8_t linkId)
Given a (Re)Association Request frame body containing a Multi-Link Element, check if a link can be se...
void UpdateShortSlotTimeEnabled(uint8_t linkId)
Update whether short slot time should be enabled or not in the BSS corresponding to the given link.
void DoCompleteConfig() override
Allow subclasses to complete the configuration of the MAC layer components.
const std::map< uint16_t, Mac48Address > & GetStaList(uint8_t linkId) const
Get a const reference to the map of associated stations on the given link.
void DoDispose() override
Destructor implementation.
void SetBeaconInterval(Time interval)
bool ReceiveAssocRequest(const AssocReqRefVariant &assoc, const Mac48Address &from, uint8_t linkId)
Check whether the supported rate set included in the received (Re)Association Request frame is compat...
std::map< uint8_t, Mac48Address > LinkIdStaAddrMap
Map of (link ID, remote STA address) of the links to setup.
std::map< Mac48Address, EventId > m_transitionTimeoutEvents
transition timeout events running for EMLSR clients
UintAccessParamsMap m_cwMaxsForSta
Per-AC CW max values to advertise to stations.
void ScheduleFilsDiscOrUnsolProbeRespFrames(uint8_t linkId)
Schedule the transmission of FILS Discovery frames or unsolicited Probe Response frames on the given ...
Mac48Address DoGetLocalAddress(const Mac48Address &remoteAddr) const override
This method is called if this device is an MLD to determine the MAC address of the affiliated STA use...
CapabilityInformation GetCapabilities(uint8_t linkId) const
Return the Capability information of the current AP for the given link.
Ptr< ApEmlsrManager > m_apEmlsrManager
AP EMLSR Manager.
Ptr< UniformRandomVariable > m_beaconJitter
UniformRandomVariable used to randomize the time of the first beacon.
bool CanForwardPacketsTo(Mac48Address to) const override
Return true if packets can be forwarded to the given destination, false otherwise.
bool m_enableNonErpProtection
Flag whether protection mechanism is used or not when non-ERP STAs are present within the BSS.
EdcaParameterSet GetEdcaParameterSet(uint8_t linkId) const
Return the EDCA Parameter Set of the current AP for the given link.
void StaSwitchingToActiveModeOrDeassociated(const Mac48Address &staAddr, uint8_t linkId)
Perform the necessary actions when a given station deassociates or switches from powersave mode to ac...
MultiLinkElement GetMultiLinkElement(uint8_t linkId, WifiMacType frameType, const Mac48Address &to=Mac48Address::GetBroadcast())
Return the Multi-Link Element that the current AP includes in the management frames of the given type...
HtOperation GetHtOperation(uint8_t linkId) const
Return the HT operation of the current AP for the given link.
std::optional< Mac48Address > GetMldOrLinkAddressByAid(uint16_t aid) const
void UpdateShortPreambleEnabled(uint8_t linkId)
Update whether short preamble should be enabled or not in the BSS corresponding to the given link.
uint16_t GetNextAssociationId() const
void TxOk(Ptr< const WifiMpdu > mpdu)
The packet we sent was successfully received by the receiver (i.e.
Time m_fdBeaconIntervalNon6GHz
Time elapsing between a beacon and FILS Discovery (FD) frame or between two FD frames on 2....
std::map< uint16_t, Mac48Address > m_aidToMldOrLinkAddress
Maps AIDs to MLD addresses (for MLDs) or link addresses (in case of single link devices)
TracedCallback< uint16_t, Mac48Address > m_deAssocLogger
deassociation logger
void Enqueue(Ptr< WifiMpdu > mpdu, Mac48Address to, Mac48Address from) override
LinkIdStaAddrMap GetLinkIdStaAddrMap(MgtAssocResponseHeader &assoc, const Mac48Address &to, uint8_t linkId)
Get a map of (link ID, remote STA address) of the links to setup.
void SetAid(MgtAssocResponseHeader &assoc, const LinkIdStaAddrMap &linkIdStaAddrMap)
Set the AID field of the given Association Response frame.
static Ptr< const AttributeChecker > GetTimeAccessParamsChecker()
Get a checker for the TxopLimitsForSta attribute, which can be used to deserialize an ACI-indexed map...
bool m_enableBeaconGeneration
Flag whether beacons are being generated.
Time m_beaconInterval
Beacon interval.
bool m_enableBeaconJitter
Flag whether the first beacon should be generated at random time.
std::unordered_map< WifiAddressTidPair, BsrType, WifiAddressTidHash > m_bufferStatus
Per (MAC address, TID) buffer status reports.
void SendProbeResp(Mac48Address to, uint8_t linkId)
Send a Probe Response in response to a Probe Request received from the STA with the given address on ...
DsssParameterSet GetDsssParameterSet(uint8_t linkId) const
Return the DSSS Parameter Set that we support on the given link.
TracedCallback< uint16_t, Mac48Address > m_assocLogger
association logger
Time GetBeaconInterval() const
static TypeId GetTypeId()
Get the type ID.
std::optional< ReducedNeighborReport > GetReducedNeighborReport(uint8_t linkId) const
Return the Reduced Neighbor Report (RNR) element that the current AP sends on the given link,...
void ReceiveEmlOmn(MgtEmlOmn &frame, const Mac48Address &sender, uint8_t linkId)
Take necessary actions upon receiving the given EML Operating Mode Notification frame from the given ...
Ptr< ApEmlsrManager > GetApEmlsrManager() const
Time m_fdBeaconInterval6GHz
Time elapsing between a beacon and FILS Discovery (FD) frame or between two FD frames on 6GHz links.
uint8_t GetMaxBufferStatus(Mac48Address address) const
Return the maximum among the values of the Queue Size subfield of the last QoS Data or QoS Null frame...
Time m_bsrLifetime
Lifetime of Buffer Status Reports.
ApLinkEntity & GetLink(uint8_t linkId) const
Get a reference to the link associated with the given ID.
void Receive(Ptr< const WifiMpdu > mpdu, uint8_t linkId) override
This method acts as the MacRxMiddle receive callback and is invoked to notify us that a frame has bee...
uint8_t GetBufferStatus(uint8_t tid, Mac48Address address) const
Return the value of the Queue Size subfield of the last QoS Data or QoS Null frame received from the ...
EhtOperation GetEhtOperation(uint8_t linkId) const
Return the EHT operation of the current AP for the given link.
bool m_sendUnsolProbeResp
send unsolicited Probe Response instead of FILS Discovery
ErpInformation GetErpInformation(uint8_t linkId) const
Return the ERP information of the current AP for the given link.
void SetLinkUpCallback(Callback< void > linkUp) override
VhtOperation GetVhtOperation(uint8_t linkId) const
Return the VHT operation of the current AP for the given link.
void TxFailed(WifiMacDropReason timeoutReason, Ptr< const WifiMpdu > mpdu)
The packet we sent was successfully received by the receiver (i.e.
HeOperation GetHeOperation(uint8_t linkId) const
Return the HE operation of the current AP for the given link.
void SetBufferStatus(uint8_t tid, Mac48Address address, uint8_t size)
Store the value of the Queue Size subfield of the last QoS Data or QoS Null frame received from the s...
TimeAccessParamsMap m_txopLimitsForSta
Per-AC TXOP limits values to advertise to stations.
int64_t AssignStreams(int64_t stream) override
Assign a fixed random variable stream number to the random variables used by this model.
std::optional< MuEdcaParameterSet > GetMuEdcaParameterSet() const
Return the MU EDCA Parameter Set of the current AP, if one needs to be advertised.
void ProcessPowerManagementFlag(Ptr< const WifiMpdu > mpdu, uint8_t linkId)
Process the Power Management bit in the Frame Control field of an MPDU successfully received on the g...
void DeaggregateAmsduAndForward(Ptr< const WifiMpdu > mpdu) override
This method is called to de-aggregate an A-MSDU and forward the constituent packets up the stack.
bool SupportsSendFrom() const override
MgtAssocResponseHeader GetAssocResp(Mac48Address to, uint8_t linkId)
Get the Association Response frame to send on a given link.
Ptr< WifiMpdu > GetFilsDiscovery(uint8_t linkId) const
Get the FILS Discovery frame to send on the given link.
static Ptr< const AttributeChecker > GetUintAccessParamsChecker()
Get a checker for the CwMinsForSta, CwMaxsForSta and AifsnsForSta attributes, which can be used to de...
void DoInitialize() override
Initialize() implementation.
std::optional< uint8_t > IsAssociated(const Mac48Address &address) const
Get the ID of a link (if any) that has been setup with the station having the given MAC address.
void SendOneBeacon(uint8_t linkId)
Forward a beacon packet to the beacon special DCF for transmission on the given link.
Ptr< WifiMacQueue > GetTxopQueue(AcIndex ac) const override
Get the wifi MAC queue of the (Qos)Txop associated with the given AC, if such (Qos)Txop is installed,...
void SetApEmlsrManager(Ptr< ApEmlsrManager > apEmlsrManager)
Set the AP EMLSR Manager.
bool GetUseNonErpProtection(uint8_t linkId) const
Return whether protection for non-ERP stations is used in the BSS corresponding to the given link.
UintAccessParamsMap m_cwMinsForSta
Per-AC CW min values to advertise to stations.
UintAccessParamsMap m_aifsnsForSta
Per-AC AIFS values to advertise to stations.
void StaSwitchingToPsMode(const Mac48Address &staAddr, uint8_t linkId)
Perform the necessary actions when a given station switches from active mode to powersave mode.
AllSupportedRates GetSupportedRates(uint8_t linkId) const
Return an instance of SupportedRates that contains all rates that we support for the given link (incl...
A container for one type of attribute.
AttributeValue implementation for Boolean.
Base class for Callback class.
void SetCurrentChannel(uint8_t currentChannel)
Set the Current Channel field in the DsssParameterSet information element.
void SetViTxopLimit(uint16_t txop)
Set the AC_VI TXOP Limit field in the EdcaParameterSet information element.
void SetViAifsn(uint8_t aifsn)
Set the AC_VI AIFSN field in the EdcaParameterSet information element.
void SetVoAci(uint8_t aci)
Set the AC_VO ACI field in the EdcaParameterSet information element.
void SetVoCWmax(uint32_t cwMax)
Set the AC_VO CWmax field in the EdcaParameterSet information element.
void SetViCWmin(uint32_t cwMin)
Set the AC_VI CWmin field in the EdcaParameterSet information element.
void SetVoTxopLimit(uint16_t txop)
Set the AC_VO TXOP Limit field in the EdcaParameterSet information element.
void SetVoAifsn(uint8_t aifsn)
Set the AC_VO AIFSN field in the EdcaParameterSet information element.
void SetQosInfo(uint8_t qosInfo)
Set the QoS Info field in the EdcaParameterSet information element.
void SetBkCWmin(uint32_t cwMin)
Set the AC_BK CWmin field in the EdcaParameterSet information element.
void SetViAci(uint8_t aci)
Set the AC_VI ACI field in the EdcaParameterSet information element.
void SetViCWmax(uint32_t cwMax)
Set the AC_VI CWmax field in the EdcaParameterSet information element.
void SetVoCWmin(uint32_t cwMin)
Set the AC_VO CWmin field in the EdcaParameterSet information element.
void SetBeTxopLimit(uint16_t txop)
Set the AC_BE TXOP Limit field in the EdcaParameterSet information element.
void SetBeCWmax(uint32_t cwMax)
Set the AC_BE CWmax field in the EdcaParameterSet information element.
void SetBeAci(uint8_t aci)
Set the AC_BE ACI field in the EdcaParameterSet information element.
void SetBkCWmax(uint32_t cwMax)
Set the AC_BK CWmax field in the EdcaParameterSet information element.
void SetBkTxopLimit(uint16_t txop)
Set the AC_BK TXOP Limit field in the EdcaParameterSet information element.
void SetBkAifsn(uint8_t aifsn)
Set the AC_BK AIFSN field in the EdcaParameterSet information element.
void SetBeCWmin(uint32_t cwMin)
Set the AC_BE CWmin field in the EdcaParameterSet information element.
void SetBkAci(uint8_t aci)
Set the AC_BK ACI field in the EdcaParameterSet information element.
void SetBeAifsn(uint8_t aifsn)
Set the AC_BE AIFSN field in the EdcaParameterSet information element.
The IEEE 802.11be EHT Capabilities.
EHT Operation Information Element.
void SetMaxTxNss(uint8_t maxNss, uint8_t mcsStart, uint8_t mcsEnd)
Set the max Tx NSS for input MCS index range.
void SetMaxRxNss(uint8_t maxNss, uint8_t mcsStart, uint8_t mcsEnd)
Set the max Rx NSS for input MCS index range.
Hold variables of type enum.
void Cancel()
This method is syntactic sugar for the ns3::Simulator::Cancel method.
The Extended Capabilities Information Element.
The Extended Supported Rates Information Element.
The HE 6 GHz Band Capabilities (IEEE 802.11ax-2021 9.4.2.263)
The IEEE 802.11ax HE Capabilities.
The HE Operation Information Element.
OptFieldWithPresenceInd< OpInfo6GHz > m_6GHzOpInfo
6 GHz Operation Information field
void SetMaxHeMcsPerNss(uint8_t nss, uint8_t maxHeMcs)
Set the Basic HE-MCS and NSS field in the HE Operation information element by specifying the pair (ns...
BssColorInfo m_bssColorInfo
BSS Color Information field.
The HT Capabilities Information Element.
The HT Operation Information Element.
void SetObssNonHtStasPresent(uint8_t obssNonHtStasPresent)
Set the OBSS non HT STAs present.
void SetRifsMode(uint8_t rifsMode)
Set the RIFS mode.
void SetSecondaryChannelOffset(uint8_t secondaryChannelOffset)
Set the secondary channel offset.
void SetPcoActive(uint8_t pcoActive)
Set the PCO active.
void SetTxUnequalModulation(uint8_t txUnequalModulation)
Set the transmit unequal modulation.
void SetHtProtection(uint8_t htProtection)
Set the HT protection.
void SetTxMaxNSpatialStreams(uint8_t maxTxSpatialStreams)
Set the transmit maximum number spatial streams.
void SetTxRxMcsSetUnequal(uint8_t txRxMcsSetUnequal)
Set the transmit / receive MCS set unequal.
void SetDualBeacon(uint8_t dualBeacon)
Set the dual beacon.
void SetNonGfHtStasPresent(uint8_t nonGfHtStasPresent)
Set the non GF HT STAs present.
void SetTxMcsSetDefined(uint8_t txMcsSetDefined)
Set the transmit MCS set defined.
void SetLSigTxopProtectionFullSupport(uint8_t lSigTxopProtectionFullSupport)
Set the LSIG TXOP protection full support.
void SetStaChannelWidth(uint8_t staChannelWidth)
Set the STA channel width.
void SetRxHighestSupportedDataRate(uint16_t maxSupportedRate)
Set the receive highest supported data rate.
void SetRxMcsBitmask(uint8_t index)
Set the receive MCS bitmask.
void SetPrimaryChannel(uint8_t ctrl)
Set the Primary Channel field in the HT Operation information element.
void SetDualCtsProtection(uint8_t dualCtsProtection)
Set the dual CTS protection.
void SetPhase(uint8_t pcoPhase)
Set the PCO phase.
void SetStbcBeacon(uint8_t stbcBeacon)
Set the STBC beacon.
Hold a signed integer type.
static Mac48Address GetBroadcast()
Implement the header for Action frames of type EML Operating Mode Notification.
EmlControl m_emlControl
EML Control field.
std::optional< EmlsrParamUpdate > m_emlsrParamUpdate
EMLSR Parameter Update field.
std::list< uint8_t > GetLinkBitmap() const
The MU EDCA Parameter Set.
void SetMuCwMin(uint8_t aci, uint16_t cwMin)
Set the ECWmin subfield of the ECWmin/ECWmax field in the MU AC Parameter Record field corresponding ...
void SetMuEdcaTimer(uint8_t aci, Time timer)
Set the MU EDCA Timer field in the MU AC Parameter Record field corresponding to the given AC Index (...
void SetMuAifsn(uint8_t aci, uint8_t aifsn)
Set the AIFSN subfield of the ACI/AIFSN field in the MU AC Parameter Record field corresponding to th...
void SetQosInfo(uint8_t qosInfo)
Set the QoS Info field in the MuEdcaParameterSet information element.
Time GetMuEdcaTimer(uint8_t aci) const
Get the MU EDCA Timer value encoded in the MU AC Parameter Record field corresponding to the given AC...
void SetMuCwMax(uint8_t aci, uint16_t cwMax)
Set the ECWmax subfield of the ECWmin/ECWmax field in the MU AC Parameter Record field corresponding ...
void SetLinkId(uint8_t linkId)
Set the Link ID subfield in the STA Control field.
void AddPerStaProfileSubelement()
Add a Per-STA Profile Subelement in the Link Info field.
void SetEmlsrSupported(bool supported)
Set the EMLSR Support subfield of the EML Capabilities subfield in the Common Info field to 1 if EMLS...
void SetBssParamsChangeCount(uint8_t count)
Set the BSS Parameters Change Count subfield in the Common Info field.
void SetLinkIdInfo(uint8_t linkIdInfo)
Set the Link ID Info subfield in the Common Info field.
CommonInfoBasicMle & GetCommonInfoBasic()
PerStaProfileSubelement & GetPerStaProfile(std::size_t i)
Get a reference to the i-th Per-STA Profile Subelement in the Link Info field.
void SetMldMacAddress(Mac48Address address)
Set the MLD MAC Address subfield in the Common Info field.
void SetTransitionTimeout(Time timeout)
Set the Transition Timeout subfield of the EML Capabilities subfield in the Common Info field.
std::size_t GetNPerStaProfileSubelements() const
Return the number of Per-STA Profile Subelement in the Link Info field.
bool TraceConnectWithoutContext(std::string name, const CallbackBase &cb)
Connect a TraceSource to a Callback without a context.
void Initialize()
Invoke DoInitialize on all Objects aggregated to this one.
void Dispose()
Dispose of this Object.
Smart pointer class similar to boost::intrusive_ptr.
The Reduced Neighbor Report element.
std::size_t GetNNbrApInfoFields() const
Get the number of Neighbor AP Information fields.
void SetMldParameters(std::size_t nbrApInfoId, std::size_t index, uint8_t mldId, uint8_t linkId, uint8_t changeSequence)
Set the MLD Parameters subfield of the i-th TBTT Information field of the given Neighbor AP Informati...
void SetShortSsid(std::size_t nbrApInfoId, std::size_t index, uint32_t shortSsid)
Set the Short SSID field of the i-th TBTT Information field of the given Neighbor AP Information fiel...
void SetBssid(std::size_t nbrApInfoId, std::size_t index, Mac48Address bssid)
Set the BSSID field of the i-th TBTT Information field of the given Neighbor AP Information field.
void SetPsd20MHz(std::size_t nbrApInfoId, std::size_t index, uint8_t psd20MHz)
Set the 20 MHz PSD field of the i-th TBTT Information field of the given Neighbor AP Information fiel...
void AddNbrApInfoField()
Add a Neighbor AP Information field.
void SetBssParameters(std::size_t nbrApInfoId, std::size_t index, uint8_t bssParameters)
Set the BSS Parameters field of the i-th TBTT Information field of the given Neighbor AP Information ...
void AddTbttInformationField(std::size_t nbrApInfoId)
Add a TBTT Information fields to the TBTT Information Set field of the given Neighbor AP Information ...
void SetOperatingChannel(std::size_t nbrApInfoId, const WifiPhyOperatingChannel &channel)
Set the Operating Class and the Channel Number fields of the given Neighbor AP Information field base...
static EventId Schedule(const Time &delay, FUNC f, Ts &&... args)
Schedule an event to expire after delay.
static Time Now()
Return the current simulation virtual time.
static EventId ScheduleNow(FUNC f, Ts &&... args)
Schedule an event to expire Now.
The IEEE 802.11 SSID Information Element.
Status code for association response.
bool IsSuccess() const
Return whether the status code is success.
void SetFailure()
Set success bit to 1 (failure).
void SetSuccess()
Set success bit to 0 (success).
Hold variables of type string.
The Supported Rates Information Element.
TID-to-Link Mapping Information Element.
std::set< uint8_t > GetLinkMappingOfTid(uint8_t tid) const
Get the Link Mapping field of the given TID.
TidToLinkMapping::Control m_control
TID-to-link Mapping Control.
Simulation virtual time values and global simulation resolution.
bool IsZero() const
Exactly equivalent to t == 0.
int64_t GetMicroSeconds() const
Get an approximation of the time stored in this instance in the indicated unit.
AttributeValue implementation for Time.
int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
void SetMaxCws(const std::vector< uint32_t > &maxCws)
Set the maximum contention window size for each link.
void SetAifsns(const std::vector< uint8_t > &aifsns)
Set the number of slots that make up an AIFS for each link.
Ptr< WifiMacQueue > GetWifiMacQueue() const
Return the packet queue associated with this Txop.
virtual void SetWifiMac(const Ptr< WifiMac > mac)
Set the wifi MAC this Txop is associated to.
virtual void Queue(Ptr< WifiMpdu > mpdu)
void SetTxMiddle(const Ptr< MacTxMiddle > txMiddle)
Set MacTxMiddle this Txop is associated to.
void SetMinCws(const std::vector< uint32_t > &minCws)
Set the minimum contention window size for each link.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Hold an unsigned integer type.
The IEEE 802.11ac VHT Capabilities.
The VHT Operation Information Element.
void SetMaxVhtMcsPerNss(uint8_t nss, uint8_t maxVhtMcs)
Set the Basic VHT-MCS and NSS field in the VHT Operation information element by specifying the tuple ...
void SetChannelWidth(uint8_t channelWidth)
Set the Channel Width field in the VHT Operation information element.
void SetChannelCenterFrequencySegment1(uint8_t channelCenterFrequencySegment1)
Set the Channel Center Frequency Segment 1 field in the VHT Operation information element.
void SetChannelCenterFrequencySegment0(uint8_t channelCenterFrequencySegment0)
Set the Channel Center Frequency Segment 0 field in the VHT Operation information element.
base class for all MAC-level wifi objects.
Ptr< FrameExchangeManager > GetFrameExchangeManager(uint8_t linkId=SINGLE_LINK_OP_ID) const
Get the Frame Exchange Manager associated with the given link.
Ptr< QosTxop > GetBEQueue() const
Accessor for the AC_BE channel access function.
std::optional< Mac48Address > GetMldAddress(const Mac48Address &remoteAddr) const
Ptr< HeConfiguration > GetHeConfiguration() const
const std::map< uint8_t, std::unique_ptr< LinkEntity > > & GetLinks() const
Ptr< Txop > GetTxop() const
Accessor for the Txop object.
VhtCapabilities GetVhtCapabilities(uint8_t linkId) const
Return the VHT capabilities of the device for the given link.
bool GetQosSupported() const
Return whether the device supports QoS.
uint8_t GetNLinks() const
Get the number of links (can be greater than 1 for 11be devices only).
void Enqueue(Ptr< Packet > packet, Mac48Address to)
void DoInitialize() override
Initialize() implementation.
void UnblockUnicastTxOnLinks(WifiQueueBlockedReason reason, const Mac48Address &address, const std::set< uint8_t > &linkIds)
Unblock the transmission on the given links of all unicast frames addressed to the station with the g...
bool GetErpSupported(uint8_t linkId) const
Return whether the device supports ERP on the given link.
Ptr< QosTxop > GetVOQueue() const
Accessor for the AC_VO channel access function.
void SetTypeOfStation(TypeOfStation type)
This method is invoked by a subclass to specify what type of station it is implementing.
Ptr< WifiPhy > GetWifiPhy(uint8_t linkId=SINGLE_LINK_OP_ID) const
void BlockUnicastTxOnLinks(WifiQueueBlockedReason reason, const Mac48Address &address, const std::set< uint8_t > &linkIds)
Block the transmission on the given links of all unicast frames addressed to the station with the giv...
bool GetEhtSupported() const
Return whether the device supports EHT.
bool GetHeSupported() const
Return whether the device supports HE.
HtCapabilities GetHtCapabilities(uint8_t linkId) const
Return the HT capabilities of the device for the given link.
virtual std::optional< uint8_t > GetLinkIdByAddress(const Mac48Address &address) const
Get the ID of the link having the given MAC address, if any.
void ApplyTidLinkMapping(const Mac48Address &mldAddr, WifiDirection dir)
Apply the TID-to-Link Mapping negotiated with the given MLD for the given direction by properly confi...
Ptr< EhtConfiguration > GetEhtConfiguration() const
bool GetVhtSupported(uint8_t linkId) const
Return whether the device supports VHT on the given link.
Ptr< MacTxMiddle > m_txMiddle
TX middle (aggregation etc.)
virtual int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
Ptr< HtConfiguration > GetHtConfiguration() const
void UpdateTidToLinkMapping(const Mac48Address &mldAddr, WifiDirection dir, const WifiTidLinkMapping &mapping)
Update the TID-to-Link Mappings for the given MLD in the given direction based on the given negotiate...
ExtendedCapabilities GetExtendedCapabilities() const
Return the extended capabilities of the device.
He6GhzBandCapabilities GetHe6GhzBandCapabilities(uint8_t linkId) const
Return the HE 6GHz band capabilities of the device for the given 6 GHz link.
virtual Ptr< WifiMacQueue > GetTxopQueue(AcIndex ac) const
Get the wifi MAC queue of the (Qos)Txop associated with the given AC, if such (Qos)Txop is installed,...
bool GetShortSlotTimeSupported() const
void NotifyRxDrop(Ptr< const Packet > packet)
virtual void SetLinkUpCallback(Callback< void > linkUp)
Ptr< WifiRemoteStationManager > GetWifiRemoteStationManager(uint8_t linkId=0) const
bool GetHtSupported(uint8_t linkId) const
Return whether the device supports HT on the given link.
void ForwardUp(Ptr< const Packet > packet, Mac48Address from, Mac48Address to)
Forward the packet up to the device.
bool Is6GhzBand(uint8_t linkId) const
Indicate if a given link is on the 6 GHz band.
virtual void Receive(Ptr< const WifiMpdu > mpdu, uint8_t linkId)
This method acts as the MacRxMiddle receive callback and is invoked to notify us that a frame has bee...
Mac48Address GetAddress() const
EhtCapabilities GetEhtCapabilities(uint8_t linkId) const
Return the EHT capabilities of the device for the given link.
LinkEntity & GetLink(uint8_t linkId) const
Get a reference to the link associated with the given ID.
HeCapabilities GetHeCapabilities(uint8_t linkId) const
Return the HE capabilities of the device for the given link.
Ptr< QosTxop > GetQosTxop(AcIndex ac) const
Accessor for a specified EDCA object.
void DoDispose() override
Destructor implementation.
bool GetDsssSupported(uint8_t linkId) const
Return whether the device supports DSSS on the given link.
represent a single transmission mode
const std::string & GetUniqueName() const
uint64_t GetDataRate(MHz_u channelWidth, Time guardInterval, uint8_t nss) const
uint8_t GetMcsValue() const
std::list< uint8_t > GetBssMembershipSelectorList() const
The WifiPhy::BssMembershipSelector() method is used (e.g., by a WifiRemoteStationManager) to determin...
uint8_t GetMaxSupportedRxSpatialStreams() const
static Time CalculateTxDuration(uint32_t size, const WifiTxVector &txVector, WifiPhyBand band, uint16_t staId=SU_STA_ID)
void SetSlot(Time slot)
Set the slot duration for this PHY.
MHz_u GetChannelWidth() const
std::list< WifiMode > GetModeList() const
The WifiPhy::GetModeList() method is used (e.g., by a WifiRemoteStationManager) to determine the set ...
const WifiPhyOperatingChannel & GetOperatingChannel() const
Get a const reference to the operating channel.
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
Ptr< AttributeChecker > MakeAttributeContainerChecker()
Make uninitialized AttributeContainerChecker using explicit types.
Ptr< const AttributeAccessor > MakeAttributeContainerAccessor(T1 a1)
Make AttributeContainerAccessor using explicit types.
Ptr< const AttributeChecker > MakeBooleanChecker()
Ptr< const AttributeAccessor > MakeBooleanAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< AttributeChecker > MakePairChecker()
Make a PairChecker without abscissa and ordinate AttributeCheckers.
Ptr< const AttributeAccessor > MakePointerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< AttributeChecker > MakePointerChecker()
Create a PointerChecker for a type.
Ptr< const AttributeAccessor > MakeTimeAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeChecker > MakeTimeChecker()
Helper to make an unbounded Time checker.
Ptr< const AttributeChecker > MakeUintegerChecker()
#define NS_ABORT_MSG_UNLESS(cond, msg)
Abnormal program termination if a condition is false, with a message.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
#define NS_ABORT_MSG_IF(cond, msg)
Abnormal program termination if a condition is true, with a message.
#define NS_ABORT_IF(cond)
Abnormal program termination if a condition is true.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
#define NS_LOG_FUNCTION_NOARGS()
Output the name of the function.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Ptr< T > CreateObjectWithAttributes(Args... args)
Allocate an Object on the heap and initialize with a set of attributes.
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Ptr< T > Create(Ts &&... args)
Create class instances by constructors with varying numbers of arguments and return them by Ptr.
Time MicroSeconds(uint64_t value)
Construct a Time in the indicated unit.
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Ptr< const TraceSourceAccessor > MakeTraceSourceAccessor(T a)
Create a TraceSourceAccessor which will control access to the underlying trace source.
WifiMacDropReason
The reason why an MPDU was dropped.
AcIndex
This enumeration defines the Access Categories as an enumeration with values corresponding to the AC ...
@ WIFI_PHY_BAND_6GHZ
The 6 GHz band.
@ WIFI_MOD_CLASS_HR_DSSS
HR/DSSS (Clause 16)
@ WIFI_MOD_CLASS_HT
HT (Clause 19)
@ WIFI_MOD_CLASS_EHT
EHT (Clause 36)
@ WIFI_MOD_CLASS_VHT
VHT (Clause 22)
@ WIFI_MOD_CLASS_HE
HE (Clause 27)
Every class exported by the ns3 library is enclosed in the ns3 namespace.
U * PeekPointer(const Ptr< U > &p)
std::unordered_map< uint16_t, Ptr< const WifiPsdu > > WifiConstPsduMap
Map of const PSDUs indexed by STA-ID.
const Time WIFI_TU
Wi-Fi Time Unit (see IEEE 802.11-2020 sec. 3.1)
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Ptr< const AttributeChecker > MakeEnumChecker(T v, std::string n, Ts... args)
Make an EnumChecker pre-configured with a set of allowed values by name.
std::map< uint8_t, std::set< uint8_t > > WifiTidLinkMapping
TID-indexed map of the link set to which the TID is mapped.
constexpr uint8_t WIFI_EHT_MAX_MCS_INDEX
IEEE 802.11be D2.0 Figure 9-1002ai.
WifiMacType
Combination of valid MAC header type/subtype.
@ WIFI_MAC_MGT_ASSOCIATION_RESPONSE
@ WIFI_MAC_MGT_DISASSOCIATION
@ WIFI_MAC_MGT_ASSOCIATION_REQUEST
@ WIFI_MAC_MGT_REASSOCIATION_REQUEST
@ WIFI_MAC_MGT_PROBE_RESPONSE
@ WIFI_MAC_MGT_REASSOCIATION_RESPONSE
bool TidToLinkMappingValidForNegType1(const WifiTidLinkMapping &dlLinkMapping, const WifiTidLinkMapping &ulLinkMapping)
Check if the given TID-to-Link Mappings are valid for a negotiation type of 1.
Ptr< T1 > StaticCast(const Ptr< T2 > &p)
Cast a Ptr.
std::pair< Mac48Address, uint8_t > WifiAddressTidPair
(MAC address, TID) pair
std::variant< std::reference_wrapper< MgtAssocRequestHeader >, std::reference_wrapper< MgtReassocRequestHeader > > AssocReqRefVariant
variant holding a reference to a (Re)Association Request
static constexpr uint16_t SU_STA_ID
STA_ID to identify a single user (SU)
Struct containing all supported rates.
void SetBasicRate(uint64_t bs)
Set the given rate to basic rates.
void AddBssMembershipSelectorRate(uint64_t bs)
Add a special value to the supported rate set, corresponding to a BSS membership selector.
void AddSupportedRate(uint64_t bs)
Add the given rate to the supported rates.
Structure holding information specific to a single link.
std::map< uint16_t, Mac48Address > staList
Map of all stations currently associated to the AP with their association ID.
EventId beaconEvent
Event to generate one beacon.
~ApLinkEntity() override
Destructor (a virtual method is needed to make this struct polymorphic)
uint16_t numNonHtStations
Number of non-HT stations currently associated to the AP.
uint16_t numNonErpStations
Number of non-ERP stations currently associated to the AP.
std::optional< MldCapabilities > m_mldCapabilities
MLD Capabilities.
void SetMediumSyncDelayTimer(Time delay)
Set the Medium Synchronization Duration subfield of the Medium Synchronization Delay Information in t...
uint8_t m_bssColor
BSS Color.
6 GHz Operation Information field
uint8_t m_chCntrFreqSeg0
Channel center frequency segment 0.
uint8_t m_chWid
Channel Width.
uint8_t m_chCntrFreqSeg1
Channel center frequency segment 1.
uint8_t m_primCh
Primary Channel.
uint8_t emlsrMode
EMLSR Mode.
uint8_t emlsrParamUpdateCtrl
EMLSR Parameter Update Control.
bool defaultMapping
Default link mapping.
Ptr< WifiPhy > phy
Wifi PHY object.
Ptr< FrameExchangeManager > feManager
Frame Exchange Manager object.
Ptr< ChannelAccessManager > channelAccessManager
channel access manager object