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/packet.h"
34#include "ns3/pointer.h"
35#include "ns3/random-variable-stream.h"
36#include "ns3/simulator.h"
37#include "ns3/string.h"
56 "Delay between two beacons",
60 .AddAttribute(
"BeaconJitter",
61 "A uniform random variable to cause the initial beacon starting time "
62 "(after simulation time 0) "
63 "to be distributed between 0 and the BeaconInterval.",
67 .AddAttribute(
"EnableBeaconJitter",
68 "If beacons are enabled, whether to jitter the initial send event.",
72 .AddAttribute(
"BeaconGeneration",
73 "Whether or not beacons are generated.",
77 .AddAttribute(
"FdBeaconInterval6GHz",
78 "Time between a Beacon frame and a FILS Discovery (FD) frame or between "
79 "two FD frames to be sent on a 6GHz link. A value of zero disables the "
80 "transmission of FD frames.",
84 .AddAttribute(
"FdBeaconIntervalNon6GHz",
85 "Time between a Beacon frame and a FILS Discovery (FD) frame or between "
86 "two FD frames to be sent on a non-6GHz link. A value of zero disables "
87 "the transmission of FD frames.",
91 .AddAttribute(
"SendUnsolProbeResp",
92 "Send unsolicited broadcast Probe Response instead of FILS Discovery",
96 .AddAttribute(
"EnableNonErpProtection",
97 "Whether or not protection mechanism should be used when non-ERP STAs "
98 "are present within the BSS."
99 "This parameter is only used when ERP is supported by the AP.",
103 .AddAttribute(
"BsrLifetime",
104 "Lifetime of Buffer Status Reports received from stations.",
110 "The CW min values that the AP advertises in EDCA Parameter Set elements and the "
111 "associated stations will use. The value of this attribute is an AC-indexed map "
112 "containing the CW min values for given ACs for all the links (sorted in "
113 "increasing order of link ID). If no values are provided for an AC, the same "
114 "values used by the AP are advertised. In case a string is used to set this "
115 "attribute, the string shall contain the pairs separated by a semicolon (;); "
116 "in every pair, the AC index and the list of values are separated by a blank "
117 "space, and the values of a list are separated by a comma (,) without spaces. "
118 "E.g. \"BE 31,31,31; VI 15,15,15\" defines the CW min values for AC BE and AC VI "
119 "for an AP MLD having three links.",
126 "The CW max values that the AP advertises in EDCA Parameter Set elements and the "
127 "associated stations will use. The value of this attribute is an AC-indexed map "
128 "containing the CW max values for given ACs for all the links (sorted in "
129 "increasing order of link ID). If no values are provided for an AC, the same "
130 "values used by the AP are advertised. In case a string is used to set this "
131 "attribute, the string shall contain the pairs separated by a semicolon (;); "
132 "in every pair, the AC index and the list of values are separated by a blank "
133 "space, and the values of a list are separated by a comma (,) without spaces. "
134 "E.g. \"BE 31,31,31; VI 15,15,15\" defines the CW max values for AC BE and AC VI "
135 "for an AP MLD having three links.",
142 "The AIFSN values that the AP advertises in EDCA Parameter Set elements and the "
143 "associated stations will use. The value of this attribute is an AC-indexed map "
144 "containing the AIFSN values for given ACs for all the links (sorted in "
145 "increasing order of link ID). If no values are provided for an AC, the same "
146 "values used by the AP are advertised. In case a string is used to set this "
147 "attribute, the string shall contain the pairs separated by a semicolon (;); "
148 "in every pair, the AC index and the list of values are separated by a blank "
149 "space, and the values of a list are separated by a comma (,) without spaces. "
150 "E.g. \"BE 3,3,3; VI 2,2,2\" defines the AIFSN values for AC BE and AC VI "
151 "for an AP MLD having three links.",
158 "The TXOP limit values that the AP advertises in EDCA Parameter Set elements and "
159 "the associated stations will use. The value of this attribute is an AC-indexed "
160 "map containing the TXOP limit values for given ACs for all the links (sorted in "
161 "increasing order of link ID). If no values are provided for an AC, the same "
162 "values used by the AP are advertised. In case a string is used to set this "
163 "attribute, the string shall contain the pairs separated by a semicolon (;); "
164 "in every pair, the AC index and the list of values are separated by a blank "
165 "space, and the values of a list are separated by a comma (,) without spaces. "
166 "E.g. \"BE 3200us,3200us,3200us; VI 2400us,2400us,2400us\" defines the TXOP limit "
167 "values for AC BE and AC VI for an AP MLD having three links.",
172 .AddAttribute(
"GcrManager",
173 "The GCR manager object.",
179 .AddTraceSource(
"AssociatedSta",
180 "A station associated with this access point.",
182 "ns3::ApWifiMac::AssociationCallback")
183 .AddTraceSource(
"DeAssociatedSta",
184 "A station lost association with this access point.",
186 "ns3::ApWifiMac::AssociationCallback");
212 : m_enableBeaconGeneration(false)
253std::unique_ptr<WifiMac::LinkEntity>
256 return std::make_unique<ApLinkEntity>();
341 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
361 for (uint8_t linkId = 0; linkId <
GetNLinks(); ++linkId)
401 NS_FATAL_ERROR(
"beacon interval should be multiple of 1024us (802.11 time unit), see IEEE "
407 "beacon interval should be smaller then or equal to 65535 * 1024us (802.11 time unit)");
417 auto currentStream = stream + 1;
420 return (currentStream - stream);
430 for (
const auto& sta : link.staList)
434 link.shortSlotTimeEnabled =
false;
438 link.shortSlotTimeEnabled =
true;
442 link.shortSlotTimeEnabled =
false;
453 for (
const auto& sta : link.staList)
458 link.shortPreambleEnabled =
false;
462 link.shortPreambleEnabled =
true;
466 link.shortPreambleEnabled =
false;
481 std::list<Mac48Address> addr2Set;
485 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
496 NS_ASSERT_MSG(linkId,
"Station " << to <<
"is not associated, cannot send it a frame");
503 for (
auto addr2 = addr2Set.cbegin(); addr2 != addr2Set.cend(); ++addr2)
505 auto& hdr = mpdu->GetHeader();
508 hdr.SetAddr2(*addr2);
518 if (std::next(addr2) != addr2Set.cend())
542 NS_LOG_DEBUG(
"Adding supported rate of " << modeDataRate);
550 NS_LOG_DEBUG(
"Adding basic mode " << mode.GetUniqueName());
584 return dsssParameters;
607 if (
GetLink(linkId).shortPreambleEnabled)
632 : edca->GetMinCw(linkId));
634 : edca->GetMaxCw(linkId));
636 : edca->GetAifsn(linkId));
638 : edca->GetTxopLimit(linkId);
644 : edca->GetMinCw(linkId));
646 : edca->GetMaxCw(linkId));
648 : edca->GetAifsn(linkId));
650 : edca->GetTxopLimit(linkId);
656 : edca->GetMinCw(linkId));
658 : edca->GetMaxCw(linkId));
660 : edca->GetAifsn(linkId));
662 : edca->GetTxopLimit(linkId);
668 : edca->GetMinCw(linkId));
670 : edca->GetMaxCw(linkId));
672 : edca->GetAifsn(linkId));
674 : edca->GetTxopLimit(linkId);
679 return edcaParameters;
682std::optional<MuEdcaParameterSet>
716 auto timerNotNull = [&muEdcaParameters](uint8_t aci) {
719 auto aci = {0, 1, 2, 3};
720 if (std::all_of(aci.begin(), aci.end(), timerNotNull))
722 return muEdcaParameters;
726 "MU EDCA Timers must be all zero if the IE is not advertised.");
731std::optional<ReducedNeighborReport>
744 for (uint8_t index = 0; index <
GetNLinks(); ++index)
766 const std::optional<MultiLinkElement>& mlProbeReqMle)
771 "ML Probe Request Multi-Link Element cannot be provided for frame type "
782 if (ehtConfiguration->m_emlsrActivated)
801 commonInfo.SetMediumSyncOfdmEdThreshold(ehtConfiguration->m_msdOfdmEdThreshold);
802 commonInfo.SetMediumSyncMaxNTxops(ehtConfiguration->m_msdMaxNTxops);
815 mldCapabilities.emplace();
816 mldCapabilities->maxNSimultaneousLinks =
GetNLinks() - 1;
817 mldCapabilities->srsSupport = 0;
818 mldCapabilities->tidToLinkMappingSupport =
819 static_cast<uint8_t
>(ehtConfiguration->m_tidLinkMappingSupport);
820 mldCapabilities->freqSepForStrApMld = 0;
821 mldCapabilities->aarSupport = 0;
829 staMldAddress.has_value())
831 for (uint8_t i = 0; i <
GetNLinks(); i++)
834 if (
auto staAddress = remoteStationManager->GetAffiliatedStaAddress(*staMldAddress);
835 i != linkId && staAddress.has_value() &&
836 (remoteStationManager->IsWaitAssocTxOk(*staAddress) ||
837 remoteStationManager->IsAssocRefused(*staAddress)))
850 perStaProfile.SetCompleteProfile();
854 perStaProfile.SetAssocResponse(
GetAssocResp(*staAddress, i));
859 if (!mlProbeReqMle.has_value())
866 "Invalid MLE variant " << reqVar);
876 auto apMldId = mlProbeReqMle->GetApMldId();
877 NS_ASSERT_MSG(apMldId.has_value(),
"AP MLD ID subfield missing");
883 NS_ASSERT_MSG(*apMldId == 0,
"AP MLD ID expected value is 0. value = " << +apMldId.value());
886 std::set<uint8_t> respLinkIds{};
887 if (
const auto nProfiles = mlProbeReqMle->GetNPerStaProfileSubelements(); nProfiles == 0)
893 for (std::size_t i = 0; i <
GetNLinks(); ++i)
897 respLinkIds.insert(i);
902 for (std::size_t i = 0; i < mlProbeReqMle->GetNPerStaProfileSubelements(); ++i)
909 const auto& perStaProfile = mlProbeReqMle->GetPerStaProfile(i);
910 auto currLinkId = perStaProfile.GetLinkId();
911 if ((currLinkId <
GetNLinks()) && (currLinkId != linkId))
913 respLinkIds.insert(currLinkId);
917 auto setPerStaProfile = [&](uint8_t id) ->
void {
924 perStaProfile.SetCompleteProfile();
927 std::for_each(respLinkIds.begin(), respLinkIds.end(), setPerStaProfile);
943 if (phy->GetChannelWidth() >
MHz_u{20})
948 if (
GetLink(linkId).numNonHtStations == 0)
956 uint64_t maxSupportedRate = 0;
959 uint8_t nss = (mcs.GetMcsValue() / 8) + 1;
962 mcs.GetDataRate(phy->GetChannelWidth(),
965 if (dataRate > maxSupportedRate)
967 maxSupportedRate = dataRate;
968 NS_LOG_DEBUG(
"Updating maxSupportedRate to " << maxSupportedRate);
971 uint8_t maxSpatialStream = phy->GetMaxSupportedTxSpatialStreams();
973 uint8_t nMcs = mcsList.size();
976 if (remoteStationManager->GetHtSupported(sta.second) ||
977 remoteStationManager->GetStationHe6GhzCapabilities(sta.second))
979 uint64_t maxSupportedRateByHtSta = 0;
980 auto itMcs = mcsList.begin();
982 j < (std::min(nMcs, remoteStationManager->GetNMcsSupported(sta.second)));
989 remoteStationManager->GetChannelWidthSupported(sta.second),
990 NanoSeconds(remoteStationManager->GetShortGuardIntervalSupported(sta.second)
994 if (dataRate > maxSupportedRateByHtSta)
996 maxSupportedRateByHtSta = dataRate;
999 if (maxSupportedRateByHtSta < maxSupportedRate)
1001 maxSupportedRate = maxSupportedRateByHtSta;
1003 if (remoteStationManager->GetNMcsSupported(sta.second) < nMcs)
1005 nMcs = remoteStationManager->GetNMcsSupported(sta.second);
1007 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
1009 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
1014 static_cast<uint16_t
>(maxSupportedRate / 1e6));
1041 const auto bssBandwidth = phy->GetChannelWidth();
1053 ? phy->GetPrimaryChannelNumber(
MHz_u{80})
1054 : phy->GetChannelNumber());
1061 const auto& operatingChannel = phy->GetOperatingChannel();
1062 const auto is80Plus80 =
1065 ? is80Plus80 ? operatingChannel.GetNumber(1)
1066 : phy->GetChannelNumber()
1068 uint8_t maxSpatialStream = phy->GetMaxSupportedRxSpatialStreams();
1071 if (remoteStationManager->GetVhtSupported(sta.second))
1073 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
1075 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
1079 for (uint8_t nss = 1; nss <= maxSpatialStream; nss++)
1100 if (remoteStationManager->GetHeSupported(sta.second))
1102 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
1104 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
1108 for (uint8_t nss = 1; nss <= maxSpatialStream; nss++)
1119 const auto bw = phy->GetChannelWidth();
1120 const auto ch = phy->GetOperatingChannel();
1127 op6Ghz.m_chCntrFreqSeg1 = (bw ==
MHz_u{160}) ? ch.GetNumber() : 0;
1146 if (remoteStationManager->GetEhtSupported(sta.second))
1148 if (remoteStationManager->GetNumberOfSupportedStreams(sta.second) < maxSpatialStream)
1150 maxSpatialStream = remoteStationManager->GetNumberOfSupportedStreams(sta.second);
1172 packet->AddHeader(probeResp);
1206 GetLink(linkId).shortPreambleEnabled);
1208 GetLink(linkId).shortSlotTimeEnabled);
1297 if (remoteStationManager->IsWaitAssocTxOk(to))
1303 NS_ABORT_IF(!remoteStationManager->IsAssocRefused(to));
1305 remoteStationManager->RecordDisassociated(to);
1363 linkIdStaAddrMap[linkId] = to;
1370 "Sending a Multi-Link Element to a single link device");
1371 for (std::size_t idx = 0; idx < mle->GetNPerStaProfileSubelements(); idx++)
1373 auto& perStaProfile = mle->GetPerStaProfile(idx);
1374 if (perStaProfile.HasAssocResponse() &&
1375 perStaProfile.GetAssocResponse().GetStatusCode().IsSuccess())
1377 uint8_t otherLinkId = perStaProfile.GetLinkId();
1379 ->GetAffiliatedStaAddress(*staMldAddress);
1381 "No STA to associate with on link " << +otherLinkId);
1382 const auto [it, inserted] = linkIdStaAddrMap.insert({otherLinkId, *staAddress});
1384 "More than one Association Response to MLD "
1385 << *staMldAddress <<
" on link ID " << +otherLinkId);
1390 return linkIdStaAddrMap;
1396 if (linkIdStaAddrMap.empty())
1402 const auto& [linkId, staAddr] = *linkIdStaAddrMap.cbegin();
1406 std::set<uint16_t> aids;
1408 for (
const auto& [
id, link] :
GetLinks())
1410 if (
const auto aid = link->stationManager->GetAssociationId(addr); aid !=
SU_STA_ID)
1416 NS_ABORT_MSG_IF(aids.size() > 1, addr <<
" cannot have more than one AID assigned");
1423 NS_ABORT_MSG_IF(!inserted,
"AID " << aid <<
" already present, cannot be assigned to " << addr);
1425 for (
const auto& [
id, staAddr] : linkIdStaAddrMap)
1429 if (
const auto [it, inserted] = link.staList.emplace(aid, staAddr); inserted)
1432 link.stationManager->SetAssociationId(staAddr, aid);
1434 if (link.stationManager->GetDsssSupported(staAddr) &&
1435 !link.stationManager->GetErpOfdmSupported(staAddr))
1437 link.numNonErpStations++;
1439 if (!link.stationManager->GetHtSupported(staAddr) &&
1440 !link.stationManager->GetStationHe6GhzCapabilities(staAddr))
1442 link.numNonHtStations++;
1451 "AID " << it->first <<
" already assigned to " << staAddr
1452 <<
", could not assign " << aid);
1455 if (
auto extendedCapabilities =
1459 const auto isGcrCapable =
1460 extendedCapabilities && extendedCapabilities->m_robustAvStreaming;
1461 m_gcrManager->NotifyStaAssociated(staAddr, isGcrCapable);
1476 for (std::size_t idx = 0; idx < mle->GetNPerStaProfileSubelements(); idx++)
1478 if (
const auto& perStaProfile = mle->GetPerStaProfile(idx);
1479 perStaProfile.HasAssocResponse() &&
1480 perStaProfile.GetAssocResponse().GetStatusCode().IsSuccess())
1482 perStaProfile.GetAssocResponse().SetAssociationId(aid);
1515 SetAid(assoc, linkIdStaAddrMap);
1518 packet->AddHeader(assoc);
1549 hdr.
SetAddr2(link.feManager->GetAddress());
1550 hdr.
SetAddr3(link.feManager->GetAddress());
1628 packet->AddHeader(beacon);
1630 NS_LOG_INFO(
"Generating beacon from " << link.feManager->GetAddress() <<
" linkID " << +linkId);
1643 if (link.shortSlotTimeEnabled)
1662 hdr.
SetAddr2(link.feManager->GetAddress());
1663 hdr.
SetAddr3(link.feManager->GetAddress());
1677 fils.
m_fdCap->SetOpChannelWidth(link.phy->GetChannelWidth());
1678 fils.
m_fdCap->SetMaxNss(std::min(link.phy->GetMaxSupportedTxSpatialStreams(),
1679 link.phy->GetMaxSupportedRxSpatialStreams()));
1680 fils.
m_fdCap->SetStandard(link.phy->GetStandard());
1686 packet->AddHeader(fils);
1687 packet->AddHeader(actionHdr);
1701 if (!fdBeaconInterval.IsStrictlyPositive())
1703 NS_LOG_DEBUG(
"Sending FILS Discovery/unsolicited Probe Response disabled");
1708 for (uint8_t count = 1; count < (
m_beaconInterval / fdBeaconInterval).GetHigh(); ++count)
1736 mpdu->GetPacket()->PeekHeader(assocResp);
1749 if (
auto staMldAddress =
1751 staMldAddress.has_value())
1764 for (uint8_t i = 0; i <
GetNLinks(); i++)
1767 if (
auto staAddress = stationManager->GetAffiliatedStaAddress(*staMldAddress);
1768 staAddress.has_value() && i != *linkId &&
1769 stationManager->IsWaitAssocTxOk(*staAddress))
1772 <<
" associated with STA=" << *staAddress);
1773 stationManager->RecordGotAssocTxOk(*staAddress);
1787 action.protectedEhtAction ==
1797 eventIt->second.PeekEventImpl()->Invoke();
1798 eventIt->second.Cancel();
1818 <<
" association failed with STA=" << hdr.
GetAddr1());
1822 if (
auto staMldAddress =
1824 staMldAddress.has_value())
1827 for (uint8_t i = 0; i <
GetNLinks(); i++)
1830 if (
auto staAddress = stationManager->GetAffiliatedStaAddress(*staMldAddress);
1831 staAddress.has_value() && i != *linkId &&
1832 stationManager->IsWaitAssocTxOk(*staAddress))
1835 <<
" association failed with STA=" << *staAddress);
1836 stationManager->RecordGotAssocTxFailed(*staAddress);
1843 mpdu->GetPacket()->PeekHeader(assocResp);
1846 for (
const auto& [
id, lnk] :
GetLinks())
1849 link.staList.erase(aid);
1862 if (!staInPsMode && mpdu->GetHeader().IsPowerManagement())
1867 else if (staInPsMode && !mpdu->GetHeader().IsPowerManagement())
1882 NS_LOG_DEBUG(
"Block destination " << staAddr <<
" on link " << +linkId);
1897 NS_LOG_DEBUG(
"Unblock destination " << staAddr <<
" on link " << +linkId);
1904std::optional<uint8_t>
1907 for (uint8_t linkId = 0; linkId <
GetNLinks(); linkId++)
1915 return std::nullopt;
1926std::optional<Mac48Address>
1932 return staIt->second;
1934 return std::nullopt;
1942 const WifiMacHeader* hdr = &mpdu->GetOriginal()->GetHeader();
1947 std::optional<uint8_t> apLinkId;
1949 (apLinkId =
IsAssociated(mpdu->GetHeader().GetAddr2())) &&
1968 <<
", size=" << packet->GetSize());
1984 NS_LOG_DEBUG(
"forwarding frame from=" << from <<
", to=" << to);
2021 else if (hdr->
IsMgt())
2044 packet->PeekHeader(probeRequestHeader);
2045 const auto& ssid = probeRequestHeader.Get<
Ssid>();
2046 if (ssid ==
GetSsid() || ssid->IsBroadcast())
2048 NS_LOG_DEBUG(
"Probe request received from " << from <<
": send probe response");
2065 <<
" request received from " << from
2066 << ((
GetNLinks() > 1) ?
" on link ID " + std::to_string(linkId) :
""));
2073 packet->PeekHeader(assocReq);
2077 packet->PeekHeader(reassocReq);
2091 for (
auto it = staList.begin(); it != staList.end(); ++it)
2093 if (it->second == from)
2121 auto pkt = mpdu->GetPacket()->Copy();
2124 action.protectedEhtAction ==
2130 pkt->RemoveHeader(frame);
2155 auto failure = [&](
const std::string& msg) ->
bool {
2156 NS_LOG_DEBUG(
"Association Request from " << from <<
" refused: " << msg);
2157 remoteStationManager->RecordAssocRefused(from);
2162 auto recvAssocRequest = [&](
auto&& frameRefWrapper) ->
bool {
2163 const auto& frame = frameRefWrapper.get();
2168 remoteStationManager->AddSupportedPhyPreamble(from, capabilities.
IsShortPreamble());
2169 NS_ASSERT(frame.template Get<SupportedRates>());
2171 frame.template Get<ExtendedSupportedRatesIE>()};
2173 if (rates.GetNRates() == 0)
2175 return failure(
"STA's supported rate set not compatible with our Basic Rate set");
2181 const auto& htCapabilities = frame.template Get<HtCapabilities>();
2182 if (htCapabilities.has_value() && htCapabilities->IsSupportedMcs(0))
2184 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2186 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2187 if (!htCapabilities->IsSupportedMcs(mcs.
GetMcsValue()))
2189 return failure(
"HT STA does not support all MCSs in Basic MCS Set");
2197 const auto& vhtCapabilities = frame.template Get<VhtCapabilities>();
2198 if (vhtCapabilities.has_value() && vhtCapabilities->GetVhtCapabilitiesInfo() != 0)
2200 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2202 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2203 if (!vhtCapabilities->IsSupportedTxMcs(mcs.
GetMcsValue()))
2205 return failure(
"VHT STA does not support all MCSs in Basic MCS Set");
2213 const auto& heCapabilities = frame.template Get<HeCapabilities>();
2214 if (heCapabilities.has_value() && heCapabilities->GetSupportedMcsAndNss() != 0)
2216 for (uint8_t i = 0; i < remoteStationManager->GetNBasicMcs(); i++)
2218 WifiMode mcs = remoteStationManager->GetBasicMcs(i);
2219 if (!heCapabilities->IsSupportedTxMcs(mcs.
GetMcsValue()))
2221 return failure(
"HE STA does not support all MCSs in Basic MCS Set");
2227 if (
const auto& he6GhzCapabilities = frame.template Get<He6GhzBandCapabilities>())
2229 remoteStationManager->AddStationHe6GhzCapabilities(from, *he6GhzCapabilities);
2239 if (
const auto& tidLinkMapping = frame.template Get<TidToLinkMapping>();
2240 !tidLinkMapping.empty())
2248 if (tidLinkMapping.size() > 2)
2250 return failure(
"More than two TID-to-Link Mapping IEs");
2255 bool bothDirIfOneTlm =
2256 tidLinkMapping.size() != 1 ||
2263 bool distinctDirsIfTwoTlms =
2264 tidLinkMapping.size() != 2 ||
2267 tidLinkMapping[0].m_control.direction !=
2268 tidLinkMapping[1].m_control.direction);
2270 if (!bothDirIfOneTlm || !distinctDirsIfTwoTlms)
2272 return failure(
"Incorrect directions in TID-to-Link Mapping IEs");
2275 if (ehtConfig->m_tidLinkMappingSupport ==
2278 return failure(
"TID-to-Link Mapping negotiation not supported");
2286 for (uint8_t tid = 0; tid < 8; tid++)
2290 mapping.emplace(tid, std::move(linkSet));
2298 switch (tidLinkMapping[0].m_control.direction)
2301 getMapping(tidLinkMapping.at(0), dlMapping);
2302 ulMapping = dlMapping;
2305 getMapping(tidLinkMapping.at(0), dlMapping);
2306 getMapping(tidLinkMapping.at(1), ulMapping);
2309 getMapping(tidLinkMapping.at(0), ulMapping);
2310 getMapping(tidLinkMapping.at(1), dlMapping);
2314 if (ehtConfig->m_tidLinkMappingSupport ==
2318 return failure(
"Mapping TIDs to distinct link sets is incompatible with "
2319 "negotiation support of 1");
2323 const auto& mle = frame.template Get<MultiLinkElement>();
2325 "Multi-Link Element not present in an Association Request including "
2326 "TID-to-Link Mapping element(s)");
2327 auto mldAddr = mle->GetMldMacAddress();
2339 for (
const auto& mode : phy->GetModeList())
2341 if (rates.IsSupportedRate(mode.GetDataRate(phy->GetChannelWidth())))
2343 remoteStationManager->AddSupportedMode(from, mode);
2346 if (
GetErpSupported(linkId) && remoteStationManager->GetErpOfdmSupported(from) &&
2349 remoteStationManager->AddSupportedErpSlotTime(from,
true);
2353 const auto& htCapabilities = frame.template Get<HtCapabilities>();
2354 if (htCapabilities.has_value())
2356 remoteStationManager->AddStationHtCapabilities(from, *htCapabilities);
2358 const auto& extendedCapabilities = frame.template Get<ExtendedCapabilities>();
2359 if (extendedCapabilities.has_value())
2361 remoteStationManager->AddStationExtendedCapabilities(from, *extendedCapabilities);
2366 const auto& vhtCapabilities = frame.template Get<VhtCapabilities>();
2369 if (vhtCapabilities.has_value() &&
2370 vhtCapabilities->GetRxHighestSupportedLgiDataRate() > 0)
2372 remoteStationManager->AddStationVhtCapabilities(from, *vhtCapabilities);
2375 if (vhtCapabilities->IsSupportedTxMcs(mcs.GetMcsValue()))
2377 remoteStationManager->AddSupportedMcs(from, mcs);
2385 const auto& heCapabilities = frame.template Get<HeCapabilities>();
2386 if (heCapabilities.has_value() && heCapabilities->GetSupportedMcsAndNss() != 0)
2388 remoteStationManager->AddStationHeCapabilities(from, *heCapabilities);
2391 if (heCapabilities->IsSupportedTxMcs(mcs.GetMcsValue()))
2393 remoteStationManager->AddSupportedMcs(from, mcs);
2401 if (
const auto& ehtCapabilities = frame.template Get<EhtCapabilities>())
2403 remoteStationManager->AddStationEhtCapabilities(from, *ehtCapabilities);
2408 remoteStationManager->AddSupportedMcs(from, mcs);
2413 NS_LOG_DEBUG(
"Association Request from " << from <<
" accepted");
2414 remoteStationManager->RecordWaitAssocTxOk(from);
2418 return std::visit(recvAssocRequest, assoc);
2427 auto recvMle = [&](
auto&& frame) {
2428 const auto& mle = frame.get().template Get<MultiLinkElement>();
2430 if (!mle.has_value())
2435 auto mleCommonInfo = std::make_shared<CommonInfoBasicMle>(mle->GetCommonInfoBasic());
2438 for (std::size_t i = 0; i < mle->GetNPerStaProfileSubelements(); i++)
2440 auto& perStaProfile = mle->GetPerStaProfile(i);
2441 if (!perStaProfile.HasStaMacAddress())
2444 <<
"] Cannot setup a link if the STA MAC address is missing");
2447 uint8_t newLinkId = perStaProfile.GetLinkId();
2448 if (newLinkId == linkId || newLinkId >=
GetNLinks())
2450 NS_LOG_DEBUG(
"[i=" << i <<
"] Link ID " << newLinkId <<
" not valid");
2453 if (!perStaProfile.HasAssocRequest() && !perStaProfile.HasReassocRequest())
2455 NS_LOG_DEBUG(
"[i=" << i <<
"] No (Re)Association Request frame body present");
2460 perStaProfile.GetStaMacAddress(),
2463 perStaProfile.GetStaMacAddress(),
2468 std::visit(recvMle, assoc);
2478 if (!ehtConfiguration || !ehtConfiguration->m_emlsrActivated)
2481 "Received an EML Operating Mode Notification frame but EMLSR is not activated");
2488 auto emlCapabilities =
2490 NS_ASSERT_MSG(emlCapabilities,
"EML Capabilities not stored for STA " << sender);
2494 emlCapabilities->get().emlsrTransitionDelay = frame.
m_emlsrParamUpdate->transitionDelay;
2498 NS_ASSERT_MSG(mldAddress,
"No MLD address stored for STA " << sender);
2509 NS_ASSERT_MSG(psduMap.size() == 1 && psduMap.begin()->second->GetNMpdus() == 1 &&
2510 psduMap.begin()->second->GetHeader(0).IsAck(),
2511 "Expected a Normal Ack after EML Notification frame");
2517 ackDuration + ehtConfiguration->m_transitionTimeout,
2519 for (uint8_t id = 0; id < GetNLinks(); id++)
2522 GetWifiRemoteStationManager(id)->GetAffiliatedStaAddress(*mldAddress);
2529 if (!emlsrLinks.empty())
2543 auto enabled = std::find(emlsrLinks.cbegin(), emlsrLinks.cend(), id) !=
2547 StaSwitchingToActiveModeOrDeassociated(*linkAddress, id);
2549 GetWifiRemoteStationManager(id)->SetEmlsrEnabled(*linkAddress, enabled);
2567 GetWifiRemoteStationManager(id)->GetEmlsrEnabled(*linkAddress))
2569 StaSwitchingToPsMode(*linkAddress, id);
2571 GetWifiRemoteStationManager(id)->SetEmlsrEnabled(*linkAddress, false);
2579 auto phy = GetLink(linkId).phy;
2580 phy->TraceConnectWithoutContext(
"PhyTxPsduBegin", cb);
2582 [=]() { phy->TraceDisconnectWithoutContext(
"PhyTxPsduBegin", cb); });
2590 frame.m_emlControl.emlsrParamUpdateCtrl = 0;
2598 frame.m_emlsrParamUpdate.reset();
2601 ehtFem->SendEmlOmn(sender, frame);
2610 auto from = i.second.GetSourceAddr();
2611 auto to = i.second.GetDestinationAddr();
2615 NS_LOG_DEBUG(
"forwarding QoS frame from=" << from <<
", to=" << to);
2616 WifiMac::Enqueue(i.first->Copy(), to, from, mpdu->GetHeader().GetQosTid());
2629 for (uint8_t linkId = 0; linkId <
GetNLinks(); ++linkId)
2639 NS_LOG_DEBUG(
"Scheduling initial beacon for access point "
2640 <<
GetAddress() <<
" at time " << jitterUs <<
"us");
2666 return useProtection;
2675 for (uint16_t nextAid = 1; nextAid <= 2007; ++nextAid)
2677 if (std::none_of(links.cbegin(), links.cend(), [&](
auto&& idLinkPair) {
2678 return GetStaList(idLinkPair.first).contains(nextAid);
2688const std::map<uint16_t, Mac48Address>&
2708 return it->second.value;
2728 uint8_t maxSize = 0;
2731 for (uint8_t tid = 0; tid < 8; tid++)
2736 maxSize = std::max(maxSize, size);
2756 m_gcrManager->GetMemberStasForGroupAddress(groupAddress));
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.
void EnqueueProbeResp(const MgtProbeResponseHeader &probeResp, Mac48Address to, uint8_t linkId)
Send a packet prepared using the given Probe Response to the given receiver on the given link.
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...
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
Ptr< GcrManager > m_gcrManager
GCR Manager.
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.
Ptr< GcrManager > GetGcrManager() const
MultiLinkElement GetMultiLinkElement(uint8_t linkId, WifiMacType frameType, const Mac48Address &to=Mac48Address::GetBroadcast(), const std::optional< MultiLinkElement > &mlProbeReqMle=std::nullopt)
Return the Multi-Link Element that the current AP includes in the management frames of the given type...
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.
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 UseGcr(const WifiMacHeader &hdr) const
Return whether GCR is used to transmit a packet.
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.
bool IsGcrBaAgreementEstablishedWithAllMembers(const Mac48Address &groupAddress, uint8_t tid) const
Check if a GCR Block Ack agreement has been successfully established with all members of its group.
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.
void SetGcrManager(Ptr< GcrManager > gcrManager)
Set the GCR Manager.
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.
MgtProbeResponseHeader GetProbeRespProfile(uint8_t linkId) const
Get Probe Response Per-STA Profile for 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.
MgtProbeResponseHeader GetProbeResp(uint8_t linkId, const std::optional< MultiLinkElement > &reqMle)
Get Probe Response based on the given Probe Request Multi-link Element (if any)
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.
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.
Variant GetVariant() const
Get the Multi-Link element variant.
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.
AttributeValue implementation for Pointer.
Smart pointer class similar to boost::intrusive_ptr.
Ptr< BlockAckManager > GetBaManager()
Get the Block Ack Manager associated with this QosTxop.
The Reduced Neighbor Report element.
std::size_t GetNNbrApInfoFields() const
Get the number of Neighbor AP Information fields.
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 SetMldParameters(std::size_t nbrApInfoId, std::size_t index, const MldParameters &mldParams)
Set the MLD Parameters subfield of the i-th TBTT Information field of the given Neighbor AP Informati...
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.
@ ATTR_GET
The attribute can be read.
@ ATTR_CONSTRUCT
The attribute can be written at construction-time.
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)
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.
bool IsGroupcast(const Mac48Address &adr)
Check whether a MAC destination address corresponds to a groupcast transmission.
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::unordered_map< uint16_t, Ptr< const WifiPsdu > > WifiConstPsduMap
Map of const PSDUs indexed by STA-ID.
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_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