A Discrete-Event Network Simulator
API
bs-scheduler.h
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2007,2008 INRIA
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Author: Jahanzeb Farooq <jahanzeb.farooq@sophia.inria.fr>
19 */
20
21/* BS outbound scheduler as per in Section 6.3.5.1 */
22
23#ifndef BS_SCHEDULER_H
24#define BS_SCHEDULER_H
25
26#include <list>
27#include "ns3/packet.h"
28#include "wimax-phy.h"
29#include "ns3/packet-burst.h"
30#include "dl-mac-messages.h"
31#include "service-flow.h"
32
33namespace ns3 {
34
35class BaseStationNetDevice;
36class GenericMacHeader;
37class WimaxConnection;
38class Cid;
39
45class BSScheduler : public Object
46{
47public:
48 BSScheduler ();
55 ~BSScheduler (void);
56
61 static TypeId GetTypeId (void);
62
68 virtual std::list<std::pair<OfdmDlMapIe*, Ptr<PacketBurst> > >*
69 GetDownlinkBursts (void) const = 0;
79 uint8_t diuc,
80 WimaxPhy::ModulationType modulationType,
81 Ptr<PacketBurst> burst) = 0;
82
86 virtual void Schedule (void) = 0;
92 virtual bool SelectConnection (Ptr<WimaxConnection> &connection) = 0;
93
102 WimaxPhy::ModulationType modulationType,
103 uint32_t availableSymbols) = 0;
104
109 virtual Ptr<BaseStationNetDevice> GetBs (void);
114 virtual void SetBs (Ptr<BaseStationNetDevice> bs);
115
124 int availableSymbols,
125 WimaxPhy::ModulationType modulationType);
126private:
128 std::list<std::pair<OfdmDlMapIe*, Ptr<PacketBurst> > > *m_downlinkBursts;
129};
130
131} // namespace ns3
132
133#endif /* BS_SCHEDULER_H */
BaseStation Scheduler.
Definition: bs-scheduler.h:46
virtual std::list< std::pair< OfdmDlMapIe *, Ptr< PacketBurst > > > * GetDownlinkBursts(void) const =0
This function returns all the downlink bursts scheduled for the next downlink sub-frame.
virtual Ptr< PacketBurst > CreateUgsBurst(ServiceFlow *serviceFlow, WimaxPhy::ModulationType modulationType, uint32_t availableSymbols)=0
Creates a downlink UGS burst.
static TypeId GetTypeId(void)
Get the type ID.
Definition: bs-scheduler.cc:45
virtual void SetBs(Ptr< BaseStationNetDevice > bs)
Set the base station.
Definition: bs-scheduler.cc:84
virtual bool SelectConnection(Ptr< WimaxConnection > &connection)=0
Selects a connection from the list of connections having packets to be sent .
virtual Ptr< BaseStationNetDevice > GetBs(void)
Get the base station.
Definition: bs-scheduler.cc:89
Ptr< BaseStationNetDevice > m_bs
base station
Definition: bs-scheduler.h:127
virtual void AddDownlinkBurst(Ptr< const WimaxConnection > connection, uint8_t diuc, WimaxPhy::ModulationType modulationType, Ptr< PacketBurst > burst)=0
This function adds a downlink burst to the list of downlink bursts scheduled for the next downlink su...
virtual void Schedule(void)=0
the scheduling function for the downlink subframe.
std::list< std::pair< OfdmDlMapIe *, Ptr< PacketBurst > > > * m_downlinkBursts
down link bursts
Definition: bs-scheduler.h:128
bool CheckForFragmentation(Ptr< WimaxConnection > connection, int availableSymbols, WimaxPhy::ModulationType modulationType)
Check if the packet fragmentation is possible for transport connection.
Definition: bs-scheduler.cc:95
A base class which provides memory management and object aggregation.
Definition: object.h:88
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:78
This class implements service flows as described by the IEEE-802.16 standard.
Definition: service-flow.h:40
a unique identifier for an interface.
Definition: type-id.h:59
ModulationType
ModulationType enumeration.
Definition: wimax-phy.h:52
Every class exported by the ns3 library is enclosed in the ns3 namespace.