A Discrete-Event Network Simulator
API
mpdu-aggregator.h
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1/*
2 * Copyright (c) 2013
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation;
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 *
17 * Author: Ghada Badawy <gbadawy@gmail.com>
18 */
19
20#ifndef MPDU_AGGREGATOR_H
21#define MPDU_AGGREGATOR_H
22
23#include "qos-utils.h"
24#include "wifi-mode.h"
25
26#include "ns3/nstime.h"
27#include "ns3/object.h"
28
29#include <vector>
30
31namespace ns3
32{
33
34class AmpduSubframeHeader;
35class WifiTxVector;
36class QosTxop;
37class Packet;
38class WifiMac;
39class WifiMpdu;
40class WifiTxParameters;
41
46class MpduAggregator : public Object
47{
48 public:
52 typedef std::map<AcIndex, Ptr<QosTxop>> EdcaQueues;
53
58 static TypeId GetTypeId();
59
61 ~MpduAggregator() override;
62
70 static void Aggregate(Ptr<const WifiMpdu> mpdu, Ptr<Packet> ampdu, bool isSingle);
71
80 static uint32_t GetSizeIfAggregated(uint32_t mpduSize, uint32_t ampduSize);
81
92 uint8_t tid,
93 WifiModulationClass modulation) const;
94
126 std::vector<Ptr<WifiMpdu>> GetNextAmpdu(Ptr<WifiMpdu> mpdu,
127 WifiTxParameters& txParams,
128 Time availableTime) const;
129
135 void SetWifiMac(const Ptr<WifiMac> mac);
136
145 static uint8_t CalculatePadding(uint32_t ampduSize);
146
155 static AmpduSubframeHeader GetAmpduSubframeHeader(uint16_t mpduSize, bool isSingle);
156
157 protected:
158 void DoDispose() override;
159
160 private:
162};
163
164} // namespace ns3
165
166#endif /* MPDU_AGGREGATOR_H */
Headers for A-MPDU subframes.
an EUI-48 address
Definition: mac48-address.h:46
Aggregator used to construct A-MPDUs.
static uint8_t CalculatePadding(uint32_t ampduSize)
~MpduAggregator() override
void DoDispose() override
Destructor implementation.
static void Aggregate(Ptr< const WifiMpdu > mpdu, Ptr< Packet > ampdu, bool isSingle)
Aggregate an MPDU to an A-MPDU.
Ptr< WifiMac > m_mac
the MAC of this station
std::map< AcIndex, Ptr< QosTxop > > EdcaQueues
EDCA queues typedef.
uint32_t GetMaxAmpduSize(Mac48Address recipient, uint8_t tid, WifiModulationClass modulation) const
Determine the maximum size for an A-MPDU of the given TID that can be sent to the given receiver when...
static AmpduSubframeHeader GetAmpduSubframeHeader(uint16_t mpduSize, bool isSingle)
Get the A-MPDU subframe header corresponding to the MPDU size and whether the MPDU is a single MPDU.
static TypeId GetTypeId()
Get the type ID.
void SetWifiMac(const Ptr< WifiMac > mac)
Set the MAC layer to use.
static uint32_t GetSizeIfAggregated(uint32_t mpduSize, uint32_t ampduSize)
Compute the size of the A-MPDU resulting from the aggregation of an MPDU of size mpduSize and an A-MP...
std::vector< Ptr< WifiMpdu > > GetNextAmpdu(Ptr< WifiMpdu > mpdu, WifiTxParameters &txParams, Time availableTime) const
Attempt to aggregate other MPDUs to the given MPDU, while meeting the following constraints:
A base class which provides memory management and object aggregation.
Definition: object.h:89
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:78
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:105
a unique identifier for an interface.
Definition: type-id.h:60
This class stores the TX parameters (TX vector, protection mechanism, acknowledgment mechanism,...
WifiModulationClass
This enumeration defines the modulation classes per (Table 10-6 "Modulation classes"; IEEE 802....
Every class exported by the ns3 library is enclosed in the ns3 namespace.
mac
Definition: third.py:85