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
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12  * GNU General Public License for more details.
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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 
33 namespace ns3 {
34 
35 class BaseStationNetDevice;
36 class GenericMacHeader;
37 class WimaxConnection;
38 class Cid;
39 
43 class BSScheduler : public Object
44 {
45 public:
46  BSScheduler ();
53  ~BSScheduler (void);
54 
59  static TypeId GetTypeId (void);
60 
66  virtual std::list<std::pair<OfdmDlMapIe*, Ptr<PacketBurst> > >*
67  GetDownlinkBursts (void) const = 0;
76  virtual void AddDownlinkBurst (Ptr<const WimaxConnection> connection,
77  uint8_t diuc,
78  WimaxPhy::ModulationType modulationType,
79  Ptr<PacketBurst> burst) = 0;
80 
84  virtual void Schedule (void) = 0;
90  virtual bool SelectConnection (Ptr<WimaxConnection> &connection) = 0;
91 
99  virtual Ptr<PacketBurst> CreateUgsBurst (ServiceFlow *serviceFlow,
100  WimaxPhy::ModulationType modulationType,
101  uint32_t availableSymbols) = 0;
102 
107  virtual Ptr<BaseStationNetDevice> GetBs (void);
112  virtual void SetBs (Ptr<BaseStationNetDevice> bs);
113 
122  int availableSymbols,
123  WimaxPhy::ModulationType modulationType);
124 private:
126  std::list<std::pair<OfdmDlMapIe*, Ptr<PacketBurst> > > *m_downlinkBursts;
127 };
128 
129 } // namespace ns3
130 
131 #endif /* BS_SCHEDULER_H */
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...
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
virtual void Schedule(void)=0
the scheduling function for the downlink subframe.
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
std::list< std::pair< OfdmDlMapIe *, Ptr< PacketBurst > > > * m_downlinkBursts
down link bursts
Definition: bs-scheduler.h:126
static TypeId GetTypeId(void)
Get the type ID.
Definition: bs-scheduler.cc:45
Every class exported by the ns3 library is enclosed in the ns3 namespace.
This class implements service flows as described by the IEEE-802.16 standard.
Definition: service-flow.h:39
virtual Ptr< BaseStationNetDevice > GetBs(void)
Get the base station.
Definition: bs-scheduler.cc:89
virtual void SetBs(Ptr< BaseStationNetDevice > bs)
Set the base station.
Definition: bs-scheduler.cc:84
Ptr< BaseStationNetDevice > m_bs
base station
Definition: bs-scheduler.h:125
ModulationType
ModulationType enumeration.
Definition: wimax-phy.h:49
virtual Ptr< PacketBurst > CreateUgsBurst(ServiceFlow *serviceFlow, WimaxPhy::ModulationType modulationType, uint32_t availableSymbols)=0
Creates a downlink UGS burst.
virtual bool SelectConnection(Ptr< WimaxConnection > &connection)=0
Selects a connection from the list of connections having packets to be sent .
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.
A base class which provides memory management and object aggregation.
Definition: object.h:87
a unique identifier for an interface.
Definition: type-id.h:58