A Discrete-Event Network Simulator
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ie-dot11s-beacon-timing.h
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2008,2009 IITP RAS
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Kirill Andreev <andreev@iitp.ru>
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*/
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#ifndef WIFI_TIMING_ELEMENT_H
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#define WIFI_TIMING_ELEMENT_H
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#include <vector>
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#include "ns3/nstime.h"
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#include "ns3/mesh-information-element-vector.h"
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namespace
ns3 {
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namespace
dot11s {
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class
IeBeaconTimingUnit
:
public
SimpleRefCount
<IeBeaconTimingUnit>
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{
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public
:
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IeBeaconTimingUnit
();
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void
SetAid (uint8_t aid);
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void
SetLastBeacon (uint16_t lastBeacon);
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void
SetBeaconInterval (uint16_t beaconInterval);
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uint8_t GetAid ()
const
;
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uint16_t GetLastBeacon ()
const
;
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uint16_t GetBeaconInterval ()
const
;
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private
:
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uint8_t
m_aid
;
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uint16_t
m_lastBeacon
;
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uint16_t
m_beaconInterval
;
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friend
bool
operator== (
const
IeBeaconTimingUnit
& a,
const
IeBeaconTimingUnit
& b);
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};
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class
IeBeaconTiming
:
public
WifiInformationElement
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{
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public
:
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typedef
std::vector< Ptr<IeBeaconTimingUnit> >
NeighboursTimingUnitsList
;
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IeBeaconTiming
();
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NeighboursTimingUnitsList
GetNeighboursTimingElementsList
();
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void
AddNeighboursTimingElementUnit (
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uint16_t aid,
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Time
last_beacon,
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Time
beacon_interval
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);
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void
DelNeighboursTimingElementUnit (
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uint16_t aid,
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Time
last_beacon,
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Time
beacon_interval
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);
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void
ClearTimingElement ();
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virtual
WifiInformationElementId
ElementId
()
const
;
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virtual
uint8_t
GetInformationFieldSize
()
const
;
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virtual
void
SerializeInformationField
(
Buffer::Iterator
i)
const
;
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virtual
uint8_t
DeserializeInformationField
(
Buffer::Iterator
i, uint8_t length);
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virtual
void
Print
(std::ostream& os)
const
;
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bool
operator== (
WifiInformationElement
const
& a);
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private
:
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static
uint16_t
TimestampToU16
(
Time
x);
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static
uint16_t BeaconIntervalToU16 (
Time
x);
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static
uint8_t AidToU8 (uint16_t x);
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NeighboursTimingUnitsList
m_neighbours;
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uint16_t
m_numOfUnits
;
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};
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bool
operator== (
const
IeBeaconTimingUnit
& a,
const
IeBeaconTimingUnit
& b);
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std::ostream &
operator <<
(std::ostream &os,
const
IeBeaconTiming
&beaconTiming);
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}
// namespace dot11s
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}
// namespace ns3
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#endif
ns3::dot11s::IeBeaconTimingUnit::m_aid
uint8_t m_aid
Least significant octet of AID:
Definition:
ie-dot11s-beacon-timing.h:48
ns3::Time
keep track of time unit.
Definition:
nstime.h:149
ns3::dot11s::IeBeaconTiming::DeserializeInformationField
virtual uint8_t DeserializeInformationField(Buffer::Iterator i, uint8_t length)
Definition:
ie-dot11s-beacon-timing.cc:153
ns3::dot11s::IeBeaconTimingUnit::m_lastBeacon
uint16_t m_lastBeacon
Last time we received a beacon in accordance with a local TSF measured in 256 microseconds unit...
Definition:
ie-dot11s-beacon-timing.h:50
ns3::dot11s::IeBeaconTiming::GetNeighboursTimingElementsList
NeighboursTimingUnitsList GetNeighboursTimingElementsList()
Definition:
ie-dot11s-beacon-timing.cc:75
ns3::dot11s::IeBeaconTiming::NeighboursTimingUnitsList
std::vector< Ptr< IeBeaconTimingUnit > > NeighboursTimingUnitsList
Definition:
ie-dot11s-beacon-timing.h:67
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition:
buffer.h:98
ns3::WifiInformationElement
Information element, as defined in 802.11-2007 standardThe IEEE 802.11 standard includes the notion o...
Definition:
wifi-information-element.h:130
ns3::dot11s::IeBeaconTiming
See 7.3.2.89 of 802.11s draft 2.07.
Definition:
ie-dot11s-beacon-timing.h:60
ns3::dot11s::IeBeaconTiming::m_numOfUnits
uint16_t m_numOfUnits
Definition:
ie-dot11s-beacon-timing.h:109
ns3::dot11s::IeBeaconTiming::Print
virtual void Print(std::ostream &os) const
In addition, a subclass may optionally override the following...
Definition:
ie-dot11s-beacon-timing.cc:131
ns3::operator<<
std::ostream & operator<<(std::ostream &os, const Angles &a)
Definition:
angles.cc:43
ns3::dot11s::IeBeaconTiming::GetInformationFieldSize
virtual uint8_t GetInformationFieldSize() const
Definition:
ie-dot11s-beacon-timing.cc:126
ns3::dot11s::IeBeaconTiming::TimestampToU16
static uint16_t TimestampToU16(Time x)
Definition:
ie-dot11s-beacon-timing.cc:169
ns3::dot11s::IeBeaconTimingUnit::m_beaconInterval
uint16_t m_beaconInterval
Beacon interval of remote mesh point.
Definition:
ie-dot11s-beacon-timing.h:52
ns3::dot11s::IeBeaconTiming::ElementId
virtual WifiInformationElementId ElementId() const
Own unique Element ID.
Definition:
ie-dot11s-beacon-timing.cc:66
ns3::WifiInformationElementId
uint8_t WifiInformationElementId
Definition:
wifi-information-element.h:41
ns3::SimpleRefCount
A template-based reference counting class.
Definition:
simple-ref-count.h:63
ns3::dot11s::IeBeaconTiming::SerializeInformationField
virtual void SerializeInformationField(Buffer::Iterator i) const
Definition:
ie-dot11s-beacon-timing.cc:143
ns3::dot11s::IeBeaconTimingUnit
Describes one unit of beacon timing element.
Definition:
ie-dot11s-beacon-timing.h:34
src
mesh
model
dot11s
ie-dot11s-beacon-timing.h
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