See 7.3.2.89 of 802.11s draft 2.07. More...
#include "ie-dot11s-beacon-timing.h"
Public Types | |
typedef std::vector< Ptr< IeBeaconTimingUnit > > | NeighboursTimingUnitsList |
This type is a list of timing elements obtained from neighbours with their beacons: | |
Public Member Functions | |
IeBeaconTiming () | |
void | AddNeighboursTimingElementUnit (uint16_t aid, Time last_beacon, Time beacon_interval) |
Add neighbors timing element unit. | |
void | ClearTimingElement () |
Clear timing element. | |
void | DelNeighboursTimingElementUnit (uint16_t aid, Time last_beacon, Time beacon_interval) |
Delete neighbors timing element unit. | |
uint16_t | DeserializeInformationField (Buffer::Iterator i, uint16_t length) override |
Deserialize information (i.e., the body of the IE, not including the Element ID and length octets) | |
WifiInformationElementId | ElementId () const override |
Get the wifi information element ID. | |
uint16_t | GetInformationFieldSize () const override |
Length of serialized information (i.e., the length of the body of the IE, not including the Element ID and length octets. | |
NeighboursTimingUnitsList | GetNeighboursTimingElementsList () |
This methods are needed for beacon collision avoidance module: | |
bool | operator== (const WifiInformationElement &a) const override |
equality operator | |
void | Print (std::ostream &os) const override |
Generate human-readable form of IE. | |
void | SerializeInformationField (Buffer::Iterator i) const override |
Serialize information (i.e., the body of the IE, not including the Element ID and length octets) | |
Public Member Functions inherited from ns3::WifiInformationElement | |
virtual | ~WifiInformationElement () |
Buffer::Iterator | Deserialize (Buffer::Iterator i) |
Deserialize entire IE (which may possibly be fragmented into multiple elements), which must be present. | |
Buffer::Iterator | DeserializeIfPresent (Buffer::Iterator i) |
Deserialize entire IE (which may possibly be fragmented into multiple elements) if it is present. | |
virtual WifiInformationElementId | ElementIdExt () const |
Get the wifi information element ID extension. | |
uint16_t | GetSerializedSize () const |
Get the size of the serialized IE including Element ID and length fields (for every element this IE is possibly fragmented into). | |
Buffer::Iterator | Serialize (Buffer::Iterator i) const |
Serialize entire IE including Element ID and length fields. | |
Public Member Functions inherited from ns3::SimpleRefCount< WifiInformationElement > | |
SimpleRefCount () | |
Default constructor. | |
SimpleRefCount (const SimpleRefCount &o) | |
Copy constructor. | |
uint32_t | GetReferenceCount () const |
Get the reference count of the object. | |
SimpleRefCount & | operator= (const SimpleRefCount &o) |
Assignment operator. | |
void | Ref () const |
Increment the reference count. | |
void | Unref () const |
Decrement the reference count. | |
Static Private Member Functions | |
static uint8_t | AidToU8 (uint16_t x) |
Aid to U8 function. | |
static uint16_t | BeaconIntervalToU16 (Time x) |
Beacon interval to U16 function. | |
static uint16_t | TimestampToU16 (Time x) |
Timestamp to U16 function. | |
Private Attributes | |
NeighboursTimingUnitsList | m_neighbours |
the neighbors | |
uint16_t | m_numOfUnits |
Timing element parameters: | |
See 7.3.2.89 of 802.11s draft 2.07.
Definition at line 83 of file ie-dot11s-beacon-timing.h.
ns3::dot11s::IeBeaconTiming::IeBeaconTiming | ( | ) |
Definition at line 72 of file ie-dot11s-beacon-timing.cc.
void ns3::dot11s::IeBeaconTiming::AddNeighboursTimingElementUnit | ( | uint16_t | aid, |
Time | last_beacon, | ||
Time | beacon_interval ) |
Add neighbors timing element unit.
aid | the AID |
last_beacon | the last beacon time |
beacon_interval | the beacon interval |
Definition at line 84 of file ie-dot11s-beacon-timing.cc.
References AidToU8(), BeaconIntervalToU16(), ns3::Create(), m_neighbours, m_numOfUnits, and TimestampToU16().
|
staticprivate |
Aid to U8 function.
x | the U16 |
Definition at line 192 of file ie-dot11s-beacon-timing.cc.
Referenced by AddNeighboursTimingElementUnit(), and DelNeighboursTimingElementUnit().
|
staticprivate |
Beacon interval to U16 function.
x | the beacon interval |
Definition at line 186 of file ie-dot11s-beacon-timing.cc.
References ns3::Time::GetMicroSeconds().
Referenced by AddNeighboursTimingElementUnit(), and DelNeighboursTimingElementUnit().
void ns3::dot11s::IeBeaconTiming::ClearTimingElement | ( | ) |
Clear timing element.
Definition at line 125 of file ie-dot11s-beacon-timing.cc.
References m_neighbours.
Referenced by ns3::dot11s::PeerLink::DoDispose().
void ns3::dot11s::IeBeaconTiming::DelNeighboursTimingElementUnit | ( | uint16_t | aid, |
Time | last_beacon, | ||
Time | beacon_interval ) |
Delete neighbors timing element unit.
aid | the AID |
last_beacon | the last beacon time |
beacon_interval | the beacon interval |
Definition at line 109 of file ie-dot11s-beacon-timing.cc.
References AidToU8(), BeaconIntervalToU16(), m_neighbours, m_numOfUnits, and TimestampToU16().
|
overridevirtual |
Deserialize information (i.e., the body of the IE, not including the Element ID and length octets)
start | an iterator which points to where the information should be written. |
length | the expected number of bytes to read |
Implements ns3::WifiInformationElement.
Definition at line 164 of file ie-dot11s-beacon-timing.cc.
References ns3::Create(), ns3::Buffer::Iterator::GetDistanceFrom(), m_neighbours, m_numOfUnits, ns3::Buffer::Iterator::ReadLsbtohU16(), and ns3::Buffer::Iterator::ReadU8().
|
overridevirtual |
Get the wifi information element ID.
Implements ns3::WifiInformationElement.
Definition at line 67 of file ie-dot11s-beacon-timing.cc.
References IE_BEACON_TIMING.
|
overridevirtual |
Length of serialized information (i.e., the length of the body of the IE, not including the Element ID and length octets.
This is the value that will appear in the second octet of the entire IE - the length field - if the IE is not fragmented)
Implements ns3::WifiInformationElement.
Definition at line 135 of file ie-dot11s-beacon-timing.cc.
References m_numOfUnits.
IeBeaconTiming::NeighboursTimingUnitsList ns3::dot11s::IeBeaconTiming::GetNeighboursTimingElementsList | ( | ) |
This methods are needed for beacon collision avoidance module:
Definition at line 78 of file ie-dot11s-beacon-timing.cc.
References m_neighbours.
|
overridevirtual |
equality operator
a | lhs |
Reimplemented from ns3::WifiInformationElement.
Definition at line 205 of file ie-dot11s-beacon-timing.cc.
References m_neighbours, m_numOfUnits, and ns3::PeekPointer().
|
overridevirtual |
Generate human-readable form of IE.
os | output stream |
Reimplemented from ns3::WifiInformationElement.
Definition at line 141 of file ie-dot11s-beacon-timing.cc.
References m_neighbours, and m_numOfUnits.
Referenced by ns3::dot11s::operator<<().
|
overridevirtual |
Serialize information (i.e., the body of the IE, not including the Element ID and length octets)
start | an iterator which points to where the information should be written. |
Implements ns3::WifiInformationElement.
Definition at line 153 of file ie-dot11s-beacon-timing.cc.
References m_neighbours, ns3::Buffer::Iterator::WriteHtolsbU16(), and ns3::Buffer::Iterator::WriteU8().
|
staticprivate |
Timestamp to U16 function.
x | the timestamp |
Definition at line 180 of file ie-dot11s-beacon-timing.cc.
References ns3::Time::GetMicroSeconds().
Referenced by AddNeighboursTimingElementUnit(), and DelNeighboursTimingElementUnit().
|
private |
the neighbors
Definition at line 152 of file ie-dot11s-beacon-timing.h.
Referenced by AddNeighboursTimingElementUnit(), ClearTimingElement(), DelNeighboursTimingElementUnit(), DeserializeInformationField(), GetNeighboursTimingElementsList(), operator==(), Print(), and SerializeInformationField().
|
private |
Timing element parameters:
Definition at line 156 of file ie-dot11s-beacon-timing.h.
Referenced by AddNeighboursTimingElementUnit(), DelNeighboursTimingElementUnit(), DeserializeInformationField(), GetInformationFieldSize(), operator==(), and Print().