A Discrete-Event Network Simulator
API
mac-tx-middle.h
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2005, 2009 INRIA
4 * Copyright (c) 2009 MIRKO BANCHI
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation;
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 * Authors: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
20 * Mirko Banchi <mk.banchi@gmail.com>
21 */
22
23#ifndef MAC_TX_MIDDLE_H
24#define MAC_TX_MIDDLE_H
25
26#include <map>
27#include "ns3/simple-ref-count.h"
28
29namespace ns3 {
30
31class WifiMacHeader;
32class Mac48Address;
33
39class MacTxMiddle : public SimpleRefCount<MacTxMiddle>
40{
41public:
42 MacTxMiddle ();
43 ~MacTxMiddle ();
44
51 uint16_t GetNextSequenceNumberFor (const WifiMacHeader *hdr);
59 uint16_t PeekNextSequenceNumberFor (const WifiMacHeader *hdr);
67 uint16_t GetNextSeqNumberByTidAndAddress (uint8_t tid, Mac48Address addr) const;
74 void SetSequenceNumberFor (const WifiMacHeader *hdr);
75
76private:
77 std::map <Mac48Address,uint16_t*> m_qosSequences;
78 uint16_t m_sequence;
79};
80
81} //namespace ns3
82
83#endif /* MAC_TX_MIDDLE_H */
an EUI-48 address
Definition: mac48-address.h:44
Handles sequence numbering of IEEE 802.11 data frames.
Definition: mac-tx-middle.h:40
void SetSequenceNumberFor(const WifiMacHeader *hdr)
Set the sequence number of the given MAC header as the next sequence number for the Traffic ID and de...
uint16_t m_sequence
current sequence number
Definition: mac-tx-middle.h:78
uint16_t GetNextSeqNumberByTidAndAddress(uint8_t tid, Mac48Address addr) const
Return the next sequence number for the Traffic ID and destination.
uint16_t GetNextSequenceNumberFor(const WifiMacHeader *hdr)
Return the next sequence number for the given header.
uint16_t PeekNextSequenceNumberFor(const WifiMacHeader *hdr)
Return the next sequence number for the Traffic ID and destination, but do not pick it (i....
std::map< Mac48Address, uint16_t * > m_qosSequences
QOS sequences.
Definition: mac-tx-middle.h:77
A template-based reference counting class.
Implements the IEEE 802.11 MAC header.
Every class exported by the ns3 library is enclosed in the ns3 namespace.