22#include "ns3/boolean.h"
23#include "ns3/eht-configuration.h"
25#include "ns3/erp-ofdm-phy.h"
26#include "ns3/he-configuration.h"
27#include "ns3/ht-configuration.h"
28#include "ns3/ht-phy.h"
30#include "ns3/simulator.h"
31#include "ns3/uinteger.h"
32#include "ns3/vht-configuration.h"
45 TypeId(
"ns3::WifiRemoteStationManager")
49 .AddAttribute(
"MaxSsrc",
50 "The maximum number of retransmission attempts for any packet with size "
51 "<= RtsCtsThreshold. "
52 "This value will not have any effect on some rate control algorithms.",
57 "Use WifiMac::FrameRetryLimit instead")
59 .AddAttribute(
"MaxSlrc",
60 "The maximum number of retransmission attempts for any packet with size "
62 "This value will not have any effect on some rate control algorithms.",
67 "Use WifiMac::FrameRetryLimit instead")
69 "IncrementRetryCountUnderBa",
70 "The 802.11-2020 standard states that the retry count for frames that are part of "
71 "a Block Ack agreement shall not be incremented when a transmission fails. As a "
72 "consequence, frames that are part of a Block Ack agreement are not dropped based "
73 "on the number of retries. Set this attribute to true to override the standard "
74 "behavior and increment the retry count (and eventually drop) frames that are "
75 "part of a Block Ack agreement.",
79 .AddAttribute(
"RtsCtsThreshold",
80 "If the size of the PSDU is bigger than this value, we use an RTS/CTS "
81 "handshake before sending the data frame."
82 "This value will not have any effect on some rate control algorithms.",
86 .AddAttribute(
"RtsCtsTxDurationThresh",
87 "If this threshold is a strictly positive value and the TX duration of "
88 "the PSDU is greater than or equal to this threshold, we use an RTS/CTS "
89 "handshake before sending the data frame.",
94 "FragmentationThreshold",
95 "If the size of the PSDU is bigger than this value, we fragment it such that the "
96 "size of the fragments are equal or smaller. "
97 "This value does not apply when it is carried in an A-MPDU. "
98 "This value will not have any effect on some rate control algorithms.",
103 .AddAttribute(
"NonUnicastMode",
104 "Wifi mode used for non-unicast transmissions.",
108 .AddAttribute(
"DefaultTxPowerLevel",
109 "Default power level to be used for transmissions. "
110 "This is the power level that is used by all those WifiManagers that do "
111 "not implement TX power control.",
115 .AddAttribute(
"ErpProtectionMode",
116 "Protection mode used when non-ERP STAs are connected to an ERP AP: "
117 "Rts-Cts or Cts-To-Self",
125 .AddAttribute(
"HtProtectionMode",
126 "Protection mode used when non-HT STAs are connected to a HT AP: Rts-Cts "
135 .AddTraceSource(
"MacTxRtsFailed",
136 "The transmission of a RTS by the MAC layer has failed",
138 "ns3::Mac48Address::TracedCallback")
139 .AddTraceSource(
"MacTxDataFailed",
140 "The transmission of a data packet by the MAC layer has failed",
142 "ns3::Mac48Address::TracedCallback")
144 "MacTxFinalRtsFailed",
145 "The transmission of a RTS has exceeded the maximum number of attempts",
147 "ns3::Mac48Address::TracedCallback")
149 "MacTxFinalDataFailed",
150 "The transmission of a data packet has exceeded the maximum number of attempts",
152 "ns3::Mac48Address::TracedCallback");
158 m_useNonErpProtection(false),
159 m_useNonHtProtection(false),
160 m_shortPreambleEnabled(false),
161 m_shortSlotTimeEnabled(false)
301 return htConfiguration->m_ldpcSupported;
311 return htConfiguration->m_sgiSupported;
325 gi = heConfiguration->GetGuardInterval();
338 bool isShortPreambleSupported)
342 LookupState(address)->m_shortPreamble = isShortPreambleSupported;
347 bool isShortSlotTimeSupported)
351 LookupState(address)->m_shortSlotTime = isShortSlotTimeSupported;
360 for (
const auto& i : state->m_operationalRateSet)
370 state->m_dsssSupported =
true;
374 state->m_erpOfdmSupported =
true;
378 state->m_ofdmSupported =
true;
380 state->m_operationalRateSet.push_back(mode);
389 state->m_operationalRateSet.clear();
392 state->m_operationalRateSet.push_back(mode);
393 if (mode.IsMandatory())
408 state->m_operationalMcsSet =
WifiModeList(mcsList.begin(), mcsList.end());
425 for (
const auto& i : state->m_operationalMcsSet)
432 state->m_operationalMcsSet.push_back(mcs);
456 if (address.IsGroup())
466 if (address.IsGroup())
476 if (address.IsGroup())
514 if (address.IsGroup())
531 std::shared_ptr<WifiRemoteStationState> state;
532 if (!remoteAddress.IsGroup() &&
556 if (staMac->IsAssociated())
558 staId = staMac->GetAssociationId();
579std::optional<Mac48Address>
582 if (
auto stateIt =
m_states.find(address);
583 stateIt !=
m_states.end() && stateIt->second->m_mleCommonInfo)
585 return stateIt->second->m_mleCommonInfo->m_mldMacAddress;
591std::optional<Mac48Address>
594 auto stateIt =
m_states.find(mldAddress);
596 if (stateIt ==
m_states.end() || !stateIt->second->m_mleCommonInfo)
602 NS_ASSERT(stateIt->second->m_mleCommonInfo->m_mldMacAddress == mldAddress);
603 return stateIt->second->m_address;
610 const auto address = header.
GetAddr1();
611 if (!header.
IsMgt() && address.IsGroup())
632 auto channelWidth = allowedWidth;
636 rxWidth < channelWidth)
638 channelWidth = rxWidth;
660 (
static_cast<uint16_t
>(allowedWidth) % 20 != 0) ||
663 <<
" MHz) exceeds allowed width (" << allowedWidth
707 MHz_u allowedWidth)
const
713 if (allowedWidth >= 40 &&
736 if (address.IsGroup())
782 auto txMode = txVector.
GetMode();
790 else if (rate >= 12e6)
909 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetControlAnswerMode returning " << mode);
941 if (thismode.IsMandatory() && (!found || thismode.IsHigherDataRate(mode)) &&
942 (!thismode.IsHigherDataRate(reqMode)) &&
944 thismode.GetModulationClass())))
957 if (thismode.IsMandatory() && (!found || thismode.IsHigherDataRate(mode)) &&
958 (!thismode.IsHigherCodeRate(reqMode)) &&
984 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetControlAnswerMode returning " << mode);
1004 NS_ASSERT(!mpdu->GetHeader().GetAddr1().IsGroup());
1006 QosUtilsMapTidToAc((mpdu->GetHeader().IsQosData()) ? mpdu->GetHeader().GetQosTid() : 0);
1043 NS_LOG_FUNCTION(
this << *mpdu << ackSnr << ackMode << dataSnr << dataTxVector);
1084 NS_ASSERT(!mpdu->GetHeader().GetAddr1().IsGroup());
1087 QosUtilsMapTidToAc((mpdu->GetHeader().IsQosData()) ? mpdu->GetHeader().GetQosTid() : 0);
1108 if (address.IsGroup())
1119 uint16_t nSuccessfulMpdus,
1120 uint16_t nFailedMpdus,
1125 NS_LOG_FUNCTION(
this << address << nSuccessfulMpdus << nFailedMpdus << rxSnr << dataSnr
1128 for (uint16_t i = 0; i < nFailedMpdus; i++)
1141std::list<Ptr<WifiMpdu>>
1167 const auto& hdr = psdu->GetHeader(0);
1169 if (hdr.IsMgt() || (hdr.IsData() && !hdr.IsQosData()) ||
1170 (hdr.IsQosData() && (!
m_wifiMac->GetBaAgreementEstablishedAsOriginator(
1174 psdu->IncrementRetryCount();
1178std::list<Ptr<WifiMpdu>>
1184 std::list<Ptr<WifiMpdu>> mpdusToDrop;
1188 if (mpdu->GetRetryCount() ==
m_wifiMac->GetFrameRetryLimit())
1191 mpdusToDrop.push_back(mpdu);
1204 if (!isGcr && address.IsGroup())
1212 apMac->GetGcrManager()->GetAttribute(
"GcrProtectionMode", enumValue);
1217 address = apMac->GetGcrManager()->GetIndividuallyAddressedRecipient(address);
1227 "WifiRemoteStationManager::NeedRTS returning true to protect non-ERP stations");
1234 NS_LOG_DEBUG(
"WifiRemoteStationManager::NeedRTS returning true to protect non-HT stations");
1257 "WifiRemoteStationManager::NeedCtsToSelf returning true to protect non-ERP stations");
1266 "WifiRemoteStationManager::NeedCtsToSelf returning true to protect non-HT stations");
1273 apMac->GetGcrManager()->GetAttribute(
"GcrProtectionMode", enumValue);
1342 if (mpdu->GetHeader().GetAddr1().IsGroup())
1347 NS_LOG_DEBUG(
"WifiRemoteStationManager::NeedFragmentation result: " << std::boolalpha
1356 if (threshold < 256)
1361 NS_LOG_WARN(
"Fragmentation threshold should be larger than 256. Setting to 256.");
1370 if (threshold % 2 != 0)
1372 NS_LOG_WARN(
"Fragmentation threshold should be an even number. Setting to "
1395 (mpdu->GetPacket()->GetSize() /
1399 if ((mpdu->GetPacket()->GetSize() %
1404 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetNFragments returning " << nFragments);
1412 NS_ASSERT(!mpdu->GetHeader().GetAddr1().IsGroup());
1414 if (fragmentNumber >= nFragment)
1416 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetFragmentSize returning 0");
1420 if (fragmentNumber == nFragment - 1)
1423 mpdu->GetPacket()->GetSize() -
1426 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetFragmentSize returning " << lastFragmentSize);
1427 return lastFragmentSize;
1434 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetFragmentSize returning " << fragmentSize);
1435 return fragmentSize;
1443 NS_ASSERT(!mpdu->GetHeader().GetAddr1().IsGroup());
1447 NS_LOG_DEBUG(
"WifiRemoteStationManager::GetFragmentOffset returning " << fragmentOffset);
1448 return fragmentOffset;
1455 NS_ASSERT(!mpdu->GetHeader().GetAddr1().IsGroup());
1457 NS_LOG_DEBUG(
"WifiRemoteStationManager::IsLastFragment returning " << std::boolalpha << isLast);
1476 auto station =
Lookup(address);
1477 auto rssi = station->m_rssiAndUpdateTimePair.first;
1478 auto ts = station->m_rssiAndUpdateTimePair.second;
1479 if (ts.IsStrictlyPositive())
1483 return std::nullopt;
1486std::shared_ptr<WifiRemoteStationState>
1490 auto stateIt =
m_states.find(address);
1494 NS_LOG_DEBUG(
"WifiRemoteStationManager::LookupState returning existing state");
1495 return stateIt->second;
1498 auto state = std::make_shared<WifiRemoteStationState>();
1500 state->m_address = address;
1504 state->m_dsssSupported =
false;
1505 state->m_erpOfdmSupported =
false;
1506 state->m_ofdmSupported =
false;
1507 state->m_htCapabilities =
nullptr;
1508 state->m_vhtCapabilities =
nullptr;
1509 state->m_heCapabilities =
nullptr;
1510 state->m_ehtCapabilities =
nullptr;
1511 state->m_mleCommonInfo =
nullptr;
1512 state->m_emlsrEnabled =
false;
1516 state->m_aggregation =
false;
1517 state->m_qosSupported =
false;
1518 state->m_isInPsMode =
false;
1520 NS_LOG_DEBUG(
"WifiRemoteStationManager::LookupState returning new state");
1529 NS_ASSERT(address != m_wifiMac->GetAddress());
1530 auto stationIt = m_stations.find(address);
1532 if (stationIt != m_stations.end())
1534 return stationIt->second;
1538 station->
m_state = LookupState(address).get();
1545WifiRemoteStationManager::SetAssociationId(
Mac48Address remoteAddress, uint16_t aid)
1548 LookupState(remoteAddress)->m_aid = aid;
1552WifiRemoteStationManager::SetQosSupport(
Mac48Address from,
bool qosSupported)
1555 LookupState(from)->m_qosSupported = qosSupported;
1559WifiRemoteStationManager::SetEmlsrEnabled(
const Mac48Address& from,
bool emlsrEnabled)
1562 LookupState(from)->m_emlsrEnabled = emlsrEnabled;
1571 auto state = LookupState(from);
1574 state->m_channelWidth =
MHz_u{40};
1578 state->m_channelWidth =
MHz_u{20};
1580 SetQosSupport(from,
true);
1585 AddSupportedMcs(from, mcs);
1588 state->m_htCapabilities = Create<const HtCapabilities>(htCapabilities);
1592WifiRemoteStationManager::AddStationExtendedCapabilities(
1597 auto state = LookupState(from);
1598 state->m_extendedCapabilities = Create<const ExtendedCapabilities>(extendedCapabilities);
1607 auto state = LookupState(from);
1610 state->m_channelWidth =
MHz_u{160};
1614 state->m_channelWidth =
MHz_u{80};
1616 for (uint8_t i = 1; i <= m_wifiPhy->GetMaxSupportedTxSpatialStreams(); i++)
1622 AddSupportedMcs(from, mcs);
1626 state->m_vhtCapabilities = Create<const VhtCapabilities>(vhtCapabilities);
1635 auto state = LookupState(from);
1641 state->m_channelWidth =
MHz_u{160};
1645 state->m_channelWidth =
MHz_u{80};
1653 state->m_channelWidth =
MHz_u{40};
1657 state->m_channelWidth =
MHz_u{20};
1673 AddSupportedMcs(from, mcs);
1676 state->m_heCapabilities = Create<const HeCapabilities>(heCapabilities);
1677 SetQosSupport(from,
true);
1681WifiRemoteStationManager::AddStationHe6GhzCapabilities(
1687 auto state = LookupState(from);
1688 state->m_he6GhzBandCapabilities = Create<const He6GhzBandCapabilities>(he6GhzCapabilities);
1689 SetQosSupport(from,
true);
1698 auto state = LookupState(from);
1701 for (uint8_t mapType = 0; mapType < EhtMcsAndNssSet::EHT_MCS_MAP_TYPE_MAX; ++mapType)
1706 AddSupportedMcs(from, mcs);
1710 state->m_ehtCapabilities = Create<const EhtCapabilities>(ehtCapabilities);
1711 SetQosSupport(from,
true);
1715WifiRemoteStationManager::AddStationMleCommonInfo(
1717 const std::shared_ptr<CommonInfoBasicMle>& mleCommonInfo)
1720 auto state = LookupState(from);
1721 state->m_mleCommonInfo = mleCommonInfo;
1724 mleCommonInfo->m_mldMacAddress,
1731 return LookupState(from)->m_htCapabilities;
1735WifiRemoteStationManager::GetStationExtendedCapabilities(
const Mac48Address& from)
1737 return LookupState(from)->m_extendedCapabilities;
1743 return LookupState(from)->m_vhtCapabilities;
1749 return LookupState(from)->m_heCapabilities;
1753WifiRemoteStationManager::GetStationHe6GhzCapabilities(
const Mac48Address& from)
const
1755 return LookupState(from)->m_he6GhzBandCapabilities;
1761 return LookupState(from)->m_ehtCapabilities;
1764std::optional<std::reference_wrapper<CommonInfoBasicMle::EmlCapabilities>>
1765WifiRemoteStationManager::GetStationEmlCapabilities(
const Mac48Address& from)
1767 if (
auto state = LookupState(from);
1768 state->m_mleCommonInfo && state->m_mleCommonInfo->m_emlCapabilities)
1770 return state->m_mleCommonInfo->m_emlCapabilities.value();
1772 return std::nullopt;
1775std::optional<std::reference_wrapper<CommonInfoBasicMle::MldCapabilities>>
1776WifiRemoteStationManager::GetStationMldCapabilities(
const Mac48Address& from)
1778 if (
auto state = LookupState(from);
1779 state->m_mleCommonInfo && state->m_mleCommonInfo->m_mldCapabilities)
1781 return state->m_mleCommonInfo->m_mldCapabilities.value();
1783 return std::nullopt;
1792 bool supported =
false;
1795 supported |= htCapabilities->GetLdpc();
1797 if (vhtCapabilities)
1799 supported |= vhtCapabilities->GetRxLdpc();
1803 supported |= heCapabilities->GetLdpcCodingInPayload();
1809WifiRemoteStationManager::GetDefaultMode()
const
1812 auto defaultTxMode = m_wifiPhy->GetDefaultMode();
1814 return defaultTxMode;
1818WifiRemoteStationManager::GetDefaultMcs()
const
1820 return HtPhy::GetHtMcs0();
1828 if ((!m_wifiPhy->GetDevice()->GetHtConfiguration()) ||
1829 (!GetHtSupported(st) && !GetStationHe6GhzCapabilities(st->
m_state->
m_address)))
1831 return GetDefaultMode();
1836 if (GetHeSupported() && GetHeSupported(st))
1840 else if (GetVhtSupported() && GetVhtSupported(st))
1846 return *m_wifiPhy->GetPhyEntity(modClass)->begin();
1850WifiRemoteStationManager::Reset()
1854 for (
auto& state : m_stations)
1856 delete (state.second);
1859 m_bssBasicRateSet.clear();
1860 m_bssBasicMcsSet.clear();
1871 NS_FATAL_ERROR(
"It is not allowed to add a HT rate in the BSSBasicRateSet!");
1873 for (uint8_t i = 0; i < GetNBasicModes(); i++)
1875 if (GetBasicMode(i) == mode)
1880 m_bssBasicRateSet.push_back(mode);
1884WifiRemoteStationManager::GetNBasicModes()
const
1886 return static_cast<uint8_t
>(m_bssBasicRateSet.size());
1890WifiRemoteStationManager::GetBasicMode(uint8_t i)
const
1893 return m_bssBasicRateSet[i];
1897WifiRemoteStationManager::GetNNonErpBasicModes()
const
1900 for (
auto i = m_bssBasicRateSet.begin(); i != m_bssBasicRateSet.end(); i++)
1912WifiRemoteStationManager::GetNonErpBasicMode(uint8_t i)
const
1917 for (
auto j = m_bssBasicRateSet.begin(); j != m_bssBasicRateSet.end();)
1933 return m_bssBasicRateSet[index];
1940 for (uint8_t i = 0; i < GetNBasicMcs(); i++)
1942 if (GetBasicMcs(i) == mcs)
1947 m_bssBasicMcsSet.push_back(mcs);
1951WifiRemoteStationManager::GetNBasicMcs()
const
1953 return static_cast<uint8_t
>(m_bssBasicMcsSet.size());
1957WifiRemoteStationManager::GetBasicMcs(uint8_t i)
const
1960 return m_bssBasicMcsSet[i];
1964WifiRemoteStationManager::GetNonUnicastMode()
const
1966 if (m_nonUnicastMode ==
WifiMode())
1968 if (GetNBasicModes() > 0)
1970 return GetBasicMode(0);
1974 return GetDefaultMode();
1979 return m_nonUnicastMode;
1986 const auto& to = header.
GetAddr1();
1990 const auto mode = GetNonUnicastMode();
1991 groupcastTxVector.SetMode(mode);
1992 groupcastTxVector.SetPreambleType(
1994 groupcastTxVector.SetTxPowerLevel(m_defaultTxPowerLevel);
1995 groupcastTxVector.SetChannelWidth(m_wifiPhy->GetTxBandwidth(mode, allowedWidth));
1996 groupcastTxVector.SetNTx(GetNumberOfAntennas());
1998 if (to.IsBroadcast())
2000 return groupcastTxVector;
2003 auto apMac = DynamicCast<ApWifiMac>(m_wifiMac);
2006 return groupcastTxVector;
2009 auto gcrManager = apMac->GetGcrManager();
2012 return groupcastTxVector;
2015 const auto& groupStas = gcrManager->GetMemberStasForGroupAddress(to);
2016 if (groupStas.empty())
2018 return groupcastTxVector;
2021 if (!gcrManager->UseConcealment(header))
2023 return groupcastTxVector;
2029 std::optional<WifiMode> groupcastMode;
2030 auto maxWidth = allowedWidth;
2031 auto maxNss = m_wifiPhy->GetMaxSupportedTxSpatialStreams();
2032 std::map<WifiModulationClass, Time> minGisPerMc{
2035 const std::map<WifiModulationClass, WifiModulationClass> giRefModClass{
2042 for (
const auto& staAddress : groupStas)
2048 const auto unicastTxVector = GetDataTxVector(hdr, allowedWidth);
2055 if (!groupcastMode.has_value() ||
2056 (unicastTxVector.GetModulationClass() < groupcastMode->GetModulationClass()) ||
2057 ((unicastTxVector.GetModulationClass() == groupcastMode->GetModulationClass()) &&
2058 (unicastTxVector.GetMode().GetMcsValue() < groupcastMode->GetMcsValue())))
2060 groupcastMode = unicastTxVector.GetMode();
2062 maxWidth = std::min(unicastTxVector.GetChannelWidth(), maxWidth);
2063 maxNss = std::min(unicastTxVector.GetNss(), maxNss);
2064 auto mc = unicastTxVector.GetModulationClass();
2065 if (
const auto it = giRefModClass.find(mc); it != giRefModClass.cend())
2069 if (
auto it = minGisPerMc.find(mc); it != minGisPerMc.end())
2071 it->second = std::max(unicastTxVector.GetGuardInterval(), it->second);
2076 groupcastTxVector.SetMode(*groupcastMode);
2077 groupcastTxVector.SetPreambleType(
2079 groupcastTxVector.SetChannelWidth(maxWidth);
2080 groupcastTxVector.SetNss(maxNss);
2081 auto mc = groupcastMode->GetModulationClass();
2082 if (
const auto it = giRefModClass.find(mc); it != giRefModClass.cend())
2086 if (
const auto it = minGisPerMc.find(mc); it != minGisPerMc.cend())
2088 groupcastTxVector.SetGuardInterval(it->second);
2091 return groupcastTxVector;
2110 uint16_t nSuccessfulMpdus,
2111 uint16_t nFailedMpdus,
2114 MHz_u dataChannelWidth,
2117 NS_LOG_DEBUG(
"DoReportAmpduTxStatus received but the manager does not handle A-MPDUs!");
2130 NS_ASSERT(i < GetNMcsSupported(station));
2137 NS_ASSERT(i < GetNNonErpSupported(station));
2181 if (!htCapabilities)
2185 return htCapabilities->GetShortGuardInterval20();
2205 if (!htCapabilities)
2209 return heCapabilities->GetHighestNssSupported();
2213 return htCapabilities->GetRxHighestSupportedAntennas();
2223WifiRemoteStationManager::GetPhy()
const
2229WifiRemoteStationManager::GetMac()
const
2274 return mleCommonInfo && mleCommonInfo->m_emlCapabilities &&
2275 mleCommonInfo->m_emlCapabilities->emlsrSupport == 1;
2308WifiRemoteStationManager::GetChannelWidthSupported(
Mac48Address address)
const
2310 return LookupState(address)->m_channelWidth;
2314WifiRemoteStationManager::GetShortGuardIntervalSupported(
Mac48Address address)
const
2318 if (!htCapabilities)
2322 return htCapabilities->GetShortGuardInterval20();
2326WifiRemoteStationManager::GetNumberOfSupportedStreams(
Mac48Address address)
const
2330 if (!htCapabilities)
2334 return htCapabilities->GetRxHighestSupportedAntennas();
2340 return static_cast<uint8_t
>(LookupState(address)->m_operationalMcsSet.size());
2344WifiRemoteStationManager::GetDsssSupported(
const Mac48Address& address)
const
2346 return (LookupState(address)->m_dsssSupported);
2350WifiRemoteStationManager::GetErpOfdmSupported(
const Mac48Address& address)
const
2352 return (LookupState(address)->m_erpOfdmSupported);
2356WifiRemoteStationManager::GetOfdmSupported(
const Mac48Address& address)
const
2358 return (LookupState(address)->m_ofdmSupported);
2364 return bool(LookupState(address)->m_htCapabilities);
2370 return bool(LookupState(address)->m_vhtCapabilities);
2376 return bool(LookupState(address)->m_heCapabilities);
2382 return (
bool)(LookupState(address)->m_ehtCapabilities);
2386WifiRemoteStationManager::GetEmlsrSupported(
const Mac48Address& address)
const
2388 auto mleCommonInfo = LookupState(address)->m_mleCommonInfo;
2389 return mleCommonInfo && mleCommonInfo->m_emlCapabilities &&
2390 mleCommonInfo->m_emlCapabilities->emlsrSupport == 1;
2394WifiRemoteStationManager::GetEmlsrEnabled(
const Mac48Address& address)
const
2396 if (
auto stateIt = m_states.find(address); stateIt != m_states.cend())
2398 return stateIt->second->m_emlsrEnabled;
2404WifiRemoteStationManager::SetDefaultTxPowerLevel(uint8_t txPower)
2406 m_defaultTxPowerLevel = txPower;
2410WifiRemoteStationManager::GetNumberOfAntennas()
const
2412 return m_wifiPhy->GetNumberOfAntennas();
2416WifiRemoteStationManager::GetMaxNumberOfTransmitStreams()
const
2418 return m_wifiPhy->GetMaxSupportedTxSpatialStreams();
2424 return (GetLdpcSupported() && GetLdpcSupported(dest));
AttributeValue implementation for Boolean.
The IEEE 802.11be EHT Capabilities.
uint8_t GetHighestSupportedRxMcs(EhtMcsAndNssSet::EhtMcsMapType mapType) const
Get the highest supported RX MCS for a given EHT-MCS map type.
Hold variables of type enum.
static WifiMode GetErpOfdmRate(uint64_t rate)
Return a WifiMode for ERP-OFDM corresponding to the provided rate.
static WifiMode GetErpOfdmRate6Mbps()
Return a WifiMode for ERP-OFDM at 6 Mbps.
The Extended Capabilities Information Element.
The HE 6 GHz Band Capabilities (IEEE 802.11ax-2021 9.4.2.263)
The IEEE 802.11ax HE Capabilities.
uint8_t GetHighestMcsSupported() const
Get highest MCS supported.
bool GetHeSuPpdu1xHeLtf800nsGi() const
Get 1xHE-LTF and 800ns GI in HE SU PPDU reception support.
uint8_t GetChannelWidthSet() const
Get channel width set.
The HT Capabilities Information Element.
uint8_t GetSupportedChannelWidth() const
Return the supported channel width.
bool IsSupportedMcs(uint8_t mcs) const
Return the is MCS supported flag.
A base class which provides memory management and object aggregation.
static WifiMode GetOfdmRate(uint64_t rate, MHz_u bw=MHz_u{20})
Return a WifiMode for OFDM corresponding to the provided rate and the channel bandwidth (20,...
Smart pointer class similar to boost::intrusive_ptr.
static Time Now()
Return the current simulation virtual time.
Simulation virtual time values and global simulation resolution.
bool IsStrictlyPositive() const
Exactly equivalent to t > 0.
AttributeValue implementation for Time.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
@ OBSOLETE
Attribute or trace source is not used anymore; simulation fails.
Hold an unsigned integer type.
The IEEE 802.11ac VHT Capabilities.
bool IsSupportedMcs(uint8_t mcs, uint8_t nss) const
Get the is MCS supported.
uint8_t GetSupportedChannelWidthSet() const
Get the supported channel width set.
represent a single transmission mode
bool IsHigherDataRate(WifiMode mode) const
WifiModulationClass GetModulationClass() const
uint64_t GetDataRate(MHz_u channelWidth, Time guardInterval, uint8_t nss) const
uint8_t GetMcsValue() const
AttributeValue implementation for WifiMode.
MHz_u GetTxBandwidth(WifiMode mode, MHz_u maxAllowedBandWidth=MHz_u{ std::numeric_limits< double >::max()}) const
Get the bandwidth for a transmission occurring on the current operating channel and using the given W...
WifiPhyBand GetPhyBand() const
Get the configured Wi-Fi band.
MHz_u GetChannelWidth() const
Ptr< WifiNetDevice > GetDevice() const
Return the device this PHY is associated with.
std::list< WifiMode > GetMcsList() const
The WifiPhy::GetMcsList() method is used (e.g., by a WifiRemoteStationManager) to determine the set o...
std::list< WifiMode > GetModeList() const
The WifiPhy::GetModeList() method is used (e.g., by a WifiRemoteStationManager) to determine the set ...
TID independent remote station statistics.
void NotifyTxSuccess(uint32_t retryCounter)
Updates average frame error rate when data or RTS was transmitted successfully.
void NotifyTxFailed()
Updates average frame error rate when final data or RTS has failed.
hold a list of per-remote-station state.
void ReportDataFailed(Ptr< const WifiMpdu > mpdu)
Should be invoked whenever the AckTimeout associated to a transmission attempt expires.
bool GetQosSupported(Mac48Address address) const
Return whether the given station is QoS capable.
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station, MHz_u allowedWidth)=0
WifiTxVector GetAckTxVector(Mac48Address to, const WifiTxVector &dataTxVector) const
Return a TXVECTOR for the Ack frame given the destination and the mode of the Data used by the sender...
virtual bool DoNeedFragmentation(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
uint32_t m_fragmentationThreshold
Current threshold for fragmentation.
void SetShortSlotTimeEnabled(bool enable)
Enable or disable short slot time.
void SetPsMode(const Mac48Address &address, bool isInPsMode)
Register whether the STA is in Power Save mode or not.
void AddBasicMode(WifiMode mode)
Invoked in a STA upon association to store the set of rates which belong to the BSSBasicRateSet of th...
virtual int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
uint32_t GetNFragments(Ptr< const WifiMpdu > mpdu)
Return the number of fragments needed for the given packet.
uint16_t GetAssociationId(Mac48Address remoteAddress) const
Get the AID of a remote station.
virtual void DoIncrementRetryCountOnTxFailure(WifiRemoteStation *station, Ptr< WifiPsdu > psdu)
Increment the retry count (if needed) for the given PSDU, whose transmission failed.
ProtectionMode m_htProtectionMode
Protection mode for HT stations when non-HT stations are detected.
void AdjustTxVectorForIcf(WifiTxVector &txVector) const
Adjust the TXVECTOR for an initial Control frame to ensure that the modulation class is non-HT and th...
std::array< uint32_t, AC_BE_NQOS > m_slrc
long retry count per AC
WifiRemoteStation * Lookup(Mac48Address address) const
Return the station associated with the given address.
uint32_t GetFragmentationThreshold() const
Return the fragmentation threshold.
uint8_t GetNBasicModes() const
Return the number of basic modes we support.
bool UseLdpcForDestination(Mac48Address dest) const
uint32_t m_maxSsrc
Maximum STA short retry count (SSRC)
void SetRtsCtsThreshold(uint32_t threshold)
Sets the RTS threshold.
void AddAllSupportedMcs(Mac48Address address)
Invoked in a STA or AP to store all of the MCS supported by a destination which is also supported loc...
TracedCallback< Mac48Address > m_macTxRtsFailed
The trace source fired when the transmission of a single RTS has failed.
virtual bool DoNeedRts(WifiRemoteStation *station, uint32_t size, bool normally)
Time GetGuardInterval() const
Return the shortest supported HE guard interval duration.
WifiTxVector GetRtsTxVector(Mac48Address address, MHz_u allowedWidth)
void DoSetFragmentationThreshold(uint32_t threshold)
Actually sets the fragmentation threshold, it also checks the validity of the given threshold.
bool IsBrandNew(Mac48Address address) const
Return whether the station state is brand new.
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
virtual void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr)=0
This method is a pure virtual method that must be implemented by the sub-class.
void AdjustTxVectorForCtlResponse(WifiTxVector &txVector, MHz_u allowedWidth) const
Adjust the TXVECTOR for a control response frame to ensure that, if appropriate, the non-HT duplicate...
Time m_rtsCtsTxDurationThresh
TX duration threshold for RTS/CTS.
bool GetShortSlotTimeEnabled() const
Return whether the device uses short slot time.
void DoDispose() override
Destructor implementation.
virtual void DoReportDataFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
uint8_t GetDefaultTxPowerLevel() const
bool IsLastFragment(Ptr< const WifiMpdu > mpdu, uint32_t fragmentNumber)
void ReportFinalDataFailed(Ptr< const WifiMpdu > mpdu)
Should be invoked after calling ReportDataFailed if frames are dropped.
~WifiRemoteStationManager() override
void SetUseNonErpProtection(bool enable)
Enable or disable protection for non-ERP stations.
bool m_useNonHtProtection
flag if protection for non-HT stations against HT transmissions is enabled
bool GetShortPreambleSupported(Mac48Address address) const
Return whether the station supports short PHY preamble or not.
void AddAllSupportedModes(Mac48Address address)
Invoked in a STA or AP to store all of the modes supported by a destination which is also supported l...
virtual void DoReportAmpduTxStatus(WifiRemoteStation *station, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus, double rxSnr, double dataSnr, MHz_u dataChannelWidth, uint8_t dataNss)
Typically called per A-MPDU, either when a Block ACK was successfully received or when a BlockAckTime...
std::optional< Mac48Address > GetAffiliatedStaAddress(const Mac48Address &mldAddress) const
Get the address of the remote station operating on this link and affiliated with the MLD having the g...
std::list< Ptr< WifiMpdu > > GetMpdusToDropOnTxFailure(Ptr< WifiPsdu > psdu)
Increment the retry count for all the MPDUs (if needed) in the given PSDU and find the MPDUs to drop ...
WifiTxVector GetDataTxVector(const WifiMacHeader &header, MHz_u allowedWidth)
std::optional< dBm_u > GetMostRecentRssi(Mac48Address address) const
void ReportRtsOk(const WifiMacHeader &header, double ctsSnr, WifiMode ctsMode, double rtsSnr)
Should be invoked whenever we receive the CTS associated to an RTS we just sent.
void AddSupportedMcs(Mac48Address address, WifiMode mcs)
Record the MCS index supported by the station.
WifiTxVector GetBlockAckTxVector(Mac48Address to, const WifiTxVector &dataTxVector) const
Return a TXVECTOR for the BlockAck frame given the destination and the mode of the Data used by the s...
void RemoveAllSupportedMcs(Mac48Address address)
Invoked in a STA or AP to delete all of the supported MCS by a destination.
void ReportRxOk(Mac48Address address, RxSignalInfo rxSignalInfo, const WifiTxVector &txVector)
uint32_t DoGetFragmentationThreshold() const
Return the current fragmentation threshold.
TracedCallback< Mac48Address > m_macTxFinalRtsFailed
The trace source fired when the transmission of a RTS has exceeded the maximum number of attempts.
WifiMode GetNonUnicastMode() const
Return a mode for non-unicast packets.
bool m_shortPreambleEnabled
flag if short PHY preamble is enabled
WifiTxVector GetGroupcastTxVector(const WifiMacHeader &header, MHz_u allowedWidth)
Return the TXVECTOR to use for a groupcast packet.
bool GetShortSlotTimeSupported(Mac48Address address) const
Return whether the station supports short ERP slot time or not.
void SetShortPreambleEnabled(bool enable)
Enable or disable short PHY preambles.
WifiMode GetDefaultMcs() const
Return the default Modulation and Coding Scheme (MCS) index.
Ptr< WifiPhy > m_wifiPhy
This is a pointer to the WifiPhy associated with this WifiRemoteStationManager that is set on call to...
uint8_t m_defaultTxPowerLevel
Default transmission power level.
static TypeId GetTypeId()
Get the type ID.
WifiMode m_nonUnicastMode
Transmission mode for non-unicast Data frames.
void SetUseNonHtProtection(bool enable)
Enable or disable protection for non-HT stations.
MHz_u GetChannelWidthSupported(Mac48Address address) const
Return the channel width supported by the station.
bool IsAssociated(Mac48Address address) const
Return whether the station associated.
WifiRemoteStationManager()
bool NeedFragmentation(Ptr< const WifiMpdu > mpdu)
void ReportAmpduTxStatus(Mac48Address address, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus, double rxSnr, double dataSnr, WifiTxVector dataTxVector)
Typically called per A-MPDU, either when a Block ACK was successfully received or when a BlockAckTime...
uint32_t GetFragmentOffset(Ptr< const WifiMpdu > mpdu, uint32_t fragmentNumber)
WifiRemoteStationInfo GetInfo(Mac48Address address)
uint32_t GetFragmentSize(Ptr< const WifiMpdu > mpdu, uint32_t fragmentNumber)
WifiTxVector GetCtsToSelfTxVector()
Since CTS-to-self parameters are not dependent on the station, it is implemented in wifi remote stati...
uint8_t GetNBasicMcs() const
Return the number of basic MCS index.
bool GetHtSupported() const
Return whether the device has HT capability support enabled on the link this manager is associated wi...
void RecordWaitAssocTxOk(Mac48Address address)
Records that we are waiting for an ACK for the association response we sent.
void SetFragmentationThreshold(uint32_t threshold)
Sets a fragmentation threshold.
Ptr< WifiMac > m_wifiMac
This is a pointer to the WifiMac associated with this WifiRemoteStationManager that is set on call to...
void RecordGotAssocTxOk(Mac48Address address)
Records that we got an ACK for the association response we sent.
bool GetLdpcSupported() const
Return whether the device has LDPC support enabled.
bool GetEhtSupported() const
Return whether the device has EHT capability support enabled.
void AddSupportedMode(Mac48Address address, WifiMode mode)
Invoked in a STA or AP to store the set of modes supported by a destination which is also supported l...
std::shared_ptr< WifiRemoteStationState > LookupState(Mac48Address address) const
Return the state of the station associated with the given address.
bool m_incrRetryCountUnderBa
whether to increment the retry count of frames that are part of a Block Ack agreement
std::array< uint32_t, AC_BE_NQOS > m_ssrc
short retry count per AC
virtual std::list< Ptr< WifiMpdu > > DoGetMpdusToDropOnTxFailure(WifiRemoteStation *station, Ptr< WifiPsdu > psdu)
Find the MPDUs to drop (possibly based on their frame retry count) in the given PSDU,...
void RecordAssocRefused(Mac48Address address)
Records that association request was refused.
bool IsInPsMode(const Mac48Address &address) const
Return whether the STA is currently in Power Save mode.
void ReportFinalRtsFailed(const WifiMacHeader &header)
Should be invoked after calling ReportRtsFailed if frames are dropped.
uint8_t GetNumberOfAntennas() const
StationStates m_states
States of known stations.
WifiTxVector GetCtsTxVector(Mac48Address to, WifiMode rtsTxMode) const
Return a TXVECTOR for the CTS frame given the destination and the mode of the RTS used by the sender.
bool NeedCtsToSelf(const WifiTxVector &txVector, const WifiMacHeader &header)
Return if we need to do CTS-to-self before sending a DATA.
void SetMaxSsrc(uint32_t maxSsrc)
Sets the maximum STA short retry count (SSRC).
WifiMode GetBasicMcs(uint8_t i) const
Return the MCS at the given list index.
TracedCallback< Mac48Address > m_macTxDataFailed
The trace source fired when the transmission of a single data packet has failed.
uint16_t GetStaId(Mac48Address address, const WifiTxVector &txVector) const
If the given TXVECTOR is used for a MU transmission, return the STAID of the station with the given a...
virtual void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr, MHz_u dataChannelWidth, uint8_t dataNss)=0
This method is a pure virtual method that must be implemented by the sub-class.
WifiMode GetBasicMode(uint8_t i) const
Return a basic mode from the set of basic modes.
void AddSupportedPhyPreamble(Mac48Address address, bool isShortPreambleSupported)
Record whether the short PHY preamble is supported by the station.
bool GetShortGuardIntervalSupported() const
Return whether the device has SGI support enabled.
virtual void SetupPhy(const Ptr< WifiPhy > phy)
Set up PHY associated with this device since it is the object that knows the full set of transmit rat...
virtual void DoReportRtsFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
void RecordDisassociated(Mac48Address address)
Records that the STA was disassociated.
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)=0
uint32_t m_maxSlrc
Maximum STA long retry count (SLRC)
void Reset()
Reset the station, invoked in a STA upon dis-association or in an AP upon reboot.
bool GetUseNonErpProtection() const
Return whether the device supports protection of non-ERP stations.
bool IsAssocRefused(Mac48Address address) const
Return whether we refused an association request from the given station.
bool GetVhtSupported() const
Return whether the device has VHT capability support enabled on the link this manager is associated w...
ProtectionMode m_erpProtectionMode
Protection mode for ERP stations when non-ERP stations are detected.
void ReportDataOk(Ptr< const WifiMpdu > mpdu, double ackSnr, WifiMode ackMode, double dataSnr, WifiTxVector dataTxVector)
Should be invoked whenever we receive the ACK associated to a data packet we just sent.
void ReportRtsFailed(const WifiMacHeader &header)
Should be invoked whenever the RtsTimeout associated to a transmission attempt expires.
void AddSupportedErpSlotTime(Mac48Address address, bool isShortSlotTimeSupported)
Record whether the short ERP slot time is supported by the station.
bool GetShortPreambleEnabled() const
Return whether the device uses short PHY preambles.
uint8_t m_linkId
the ID of the link this object is associated with
bool GetHeSupported() const
Return whether the device has HE capability support enabled.
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)=0
This method is a pure virtual method that must be implemented by the sub-class.
WifiMode GetDefaultMode() const
Return the default transmission mode.
void RecordGotAssocTxFailed(Mac48Address address)
Records that we missed an ACK for the association response we sent.
std::optional< Mac48Address > GetMldAddress(const Mac48Address &address) const
Get the address of the MLD the given station is affiliated with, if any.
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
virtual void SetupMac(const Ptr< WifiMac > mac)
Set up MAC associated with this device since it is the object that knows the full set of timing param...
void SetLinkId(uint8_t linkId)
Set the ID of the link this Remote Station Manager is associated with.
bool NeedRts(const WifiMacHeader &header, const WifiTxParameters &txParams)
uint32_t m_rtsCtsThreshold
Threshold for RTS/CTS.
bool m_useNonErpProtection
flag if protection for non-ERP stations against ERP transmissions is enabled
WifiMode GetControlAnswerMode(WifiMode reqMode) const
Get control answer mode function.
bool m_shortSlotTimeEnabled
flag if short slot time is enabled
bool IsWaitAssocTxOk(Mac48Address address) const
Return whether we are waiting for an ACK for the association response we sent.
void SetMaxSlrc(uint32_t maxSlrc)
Sets the maximum STA long retry count (SLRC).
TracedCallback< Mac48Address > m_macTxFinalDataFailed
The trace source fired when the transmission of a data packet has exceeded the maximum number of atte...
bool GetUseNonHtProtection() const
Return whether the device supports protection of non-HT stations.
This class stores the TX parameters (TX vector, protection mechanism, acknowledgment mechanism,...
std::optional< Time > m_txDuration
TX duration of the frame.
uint32_t GetSize(Mac48Address receiver) const
Get the size in bytes of the (A-)MPDU addressed to the given receiver.
WifiTxVector m_txVector
TXVECTOR of the frame being prepared.
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
void SetNess(uint8_t ness)
Sets the Ness number.
void SetTxPowerLevel(uint8_t powerlevel)
Sets the selected transmission power level.
void SetLdpc(bool ldpc)
Sets if LDPC FEC coding is being used.
void SetGuardInterval(Time guardInterval)
Sets the guard interval duration (in nanoseconds)
WifiMode GetMode(uint16_t staId=SU_STA_ID) const
If this TX vector is associated with an SU PPDU, return the selected payload transmission mode.
void SetChannelWidth(MHz_u channelWidth)
Sets the selected channelWidth.
WifiModulationClass GetModulationClass() const
Get the modulation class specified by this TXVECTOR.
uint8_t GetNss(uint16_t staId=SU_STA_ID) const
If this TX vector is associated with an SU PPDU, return the number of spatial streams.
MHz_u GetChannelWidth() const
void SetBssColor(uint8_t color)
Set the BSS color.
void SetNTx(uint8_t nTx)
Sets the number of TX antennas.
void SetMode(WifiMode mode)
Sets the selected payload transmission mode.
void SetNss(uint8_t nss)
Sets the number of Nss.
void SetPreambleType(WifiPreamble preamble)
Sets the preamble type.
#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< 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< const AttributeAccessor > MakeEnumAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
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()
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeAccessor > MakeWifiModeAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeChecker > MakeWifiModeChecker()
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
#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(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_LOG_WARN(msg)
Use NS_LOG to output a message of level LOG_WARN.
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Time Seconds(double 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.
AcIndex QosUtilsMapTidToAc(uint8_t tid)
Maps TID (Traffic ID) to Access classes.
WifiPreamble
The type of preamble to be used by an IEEE 802.11 transmission.
WifiModulationClass
This enumeration defines the modulation classes per (Table 10-6 "Modulation classes"; IEEE 802....
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_PHY_BAND_2_4GHZ
The 2.4 GHz band.
@ WIFI_PHY_BAND_5GHZ
The 5 GHz band.
@ WIFI_MOD_CLASS_OFDM
OFDM (Clause 17)
@ 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)
@ WIFI_MOD_CLASS_DSSS
DSSS (Clause 15)
@ WIFI_MOD_CLASS_ERP_OFDM
ERP-OFDM (18.4)
Every class exported by the ns3 library is enclosed in the ns3 namespace.
U * PeekPointer(const Ptr< U > &p)
static const uint16_t WIFI_MAC_FCS_LENGTH
The length in octets of the IEEE 802.11 MAC FCS field.
Time GetGuardIntervalForMode(WifiMode mode, const Ptr< WifiNetDevice > device)
Get the guard interval for a given WifiMode.
bool IsAllowedControlAnswerModulationClass(WifiModulationClass modClassReq, WifiModulationClass modClassAnswer)
Return whether the modulation class of the selected mode for the control answer frame is allowed.
double MHz_u
MHz weak type.
Ptr< const AttributeChecker > MakeEnumChecker(T v, std::string n, Ts... args)
Make an EnumChecker pre-configured with a set of allowed values by name.
Ptr< T1 > DynamicCast(const Ptr< T2 > &p)
Cast a Ptr.
Ptr< T1 > StaticCast(const Ptr< T2 > &p)
Cast a Ptr.
std::vector< WifiMode > WifiModeList
In various parts of the code, folk are interested in maintaining a list of transmission modes.
static constexpr uint16_t SU_STA_ID
STA_ID to identify a single user (SU)
bool IsGcr(Ptr< WifiMac > mac, const WifiMacHeader &hdr)
Return whether a given packet is transmitted using the GCR service.
WifiPreamble GetPreambleForTransmission(WifiModulationClass modulation, bool useShortPreamble)
Return the preamble to be used for the transmission.
Mac48Address GetIndividuallyAddressedRecipient(Ptr< WifiMac > mac, const WifiMacHeader &hdr)
Get the MAC address of the individually addressed recipient to use for a given packet.
EhtMcsMapType
The different EHT-MCS map types as defined in 9.4.2.313.4 Supported EHT-MCS And NSS Set field.
RxSignalInfo structure containing info on the received signal.
double snr
SNR in linear scale.
hold per-remote-station state.
WifiRemoteStationState * m_state
Remote station state.
std::pair< dBm_u, Time > m_rssiAndUpdateTimePair
RSSI of the most recent packet received from the remote station along with update time.
std::shared_ptr< CommonInfoBasicMle > m_mleCommonInfo
remote station Multi-Link Element Common Info
Mac48Address m_address
Mac48Address of the remote station.
MHz_u m_channelWidth
Channel width supported by the remote station.
uint8_t m_ness
Number of extended spatial streams of the remote station.
bool m_aggregation
Flag if MPDU aggregation is used by the remote station.
bool m_qosSupported
Flag if QoS is supported by the station.
WifiModeList m_operationalRateSet
This member is the list of WifiMode objects that comprise the OperationalRateSet parameter for this r...
WifiModeList m_operationalMcsSet
operational MCS set
Ptr< const EhtCapabilities > m_ehtCapabilities
remote station EHT capabilities
Ptr< const VhtCapabilities > m_vhtCapabilities
remote station VHT capabilities
WifiRemoteStationInfo m_info
remote station info
bool m_emlsrEnabled
whether EMLSR mode is enabled on this link
Ptr< const HtCapabilities > m_htCapabilities
remote station HT capabilities
Time m_guardInterval
HE Guard interval durationsupported by the remote station.
Ptr< const HeCapabilities > m_heCapabilities
remote station HE capabilities