lte-rlc.h

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/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Nicola Baldo <nbaldo@cttc.es>
 */
 
#ifndef LTE_RLC_H
#define LTE_RLC_H
 
#include <ns3/simple-ref-count.h>
#include <ns3/packet.h>
#include "ns3/uinteger.h"
#include "ns3/traced-value.h"
#include "ns3/trace-source-accessor.h"
#include "ns3/nstime.h"
 
#include "ns3/object.h"
 
#include "ns3/lte-rlc-sap.h"
#include "ns3/lte-mac-sap.h"
 
namespace ns3 {
 
 
// class LteRlcSapProvider;
// class LteRlcSapUser;
// 
// class LteMacSapProvider;
// class LteMacSapUser;
 
class LteRlc : public Object // SimpleRefCount<LteRlc>
{
  friend class LteRlcSpecificLteMacSapUser;
  friend class LteRlcSpecificLteRlcSapProvider<LteRlc>;
public:
  LteRlc ();
  virtual ~LteRlc ();
  static TypeId GetTypeId (void);
  virtual void DoDispose ();
 
  void SetRnti (uint16_t rnti);
 
  void SetLcId (uint8_t lcId);
 
  void SetLteRlcSapUser (LteRlcSapUser * s);
 
  LteRlcSapProvider* GetLteRlcSapProvider ();
 
  void SetLteMacSapProvider (LteMacSapProvider * s);
 
  LteMacSapUser* GetLteMacSapUser ();
 
 
  typedef void (* NotifyTxTracedCallback)
    (uint16_t rnti, uint8_t lcid, uint32_t bytes);
 
  typedef void (* ReceiveTracedCallback)
    (uint16_t rnti, uint8_t lcid, uint32_t bytes, uint64_t delay);
 
  // NB to avoid the use of multiple inheritance
  
protected:
  // Interface forwarded by LteRlcSapProvider
  virtual void DoTransmitPdcpPdu (Ptr<Packet> p) = 0;
 
  LteRlcSapUser* m_rlcSapUser; 
  LteRlcSapProvider* m_rlcSapProvider; 
 
  // Interface forwarded by LteMacSapUser
  virtual void DoNotifyTxOpportunity (LteMacSapUser::TxOpportunityParameters params) = 0;
  virtual void DoNotifyHarqDeliveryFailure () = 0;
  virtual void DoReceivePdu (LteMacSapUser::ReceivePduParameters params) = 0;
 
  LteMacSapUser* m_macSapUser; 
  LteMacSapProvider* m_macSapProvider; 
 
  uint16_t m_rnti; 
  uint8_t m_lcid; 
 
  TracedCallback<uint16_t, uint8_t, uint32_t> m_txPdu;
  TracedCallback<uint16_t, uint8_t, uint32_t, uint64_t> m_rxPdu;
  TracedCallback<Ptr<const Packet> > m_txDropTrace;
 
};
 
 
 
class LteRlcSm : public LteRlc
{
public:
  LteRlcSm ();
  virtual ~LteRlcSm ();
  static TypeId GetTypeId (void);
  virtual void DoInitialize ();
  virtual void DoDispose ();
 
  virtual void DoTransmitPdcpPdu (Ptr<Packet> p);
  virtual void DoNotifyTxOpportunity (LteMacSapUser::TxOpportunityParameters txOpParams);
  virtual void DoNotifyHarqDeliveryFailure ();
  virtual void DoReceivePdu (LteMacSapUser::ReceivePduParameters rxPduParams);
 
 
 
private:
  void ReportBufferStatus ();
 
};
 
 
 
 
// /**
//  * Implements LTE_RLC Transparent Mode (TM), see  3GPP TS 36.322
//  *
//  */
// class LteRlcTm : public LteRlc
// {
// public:
//   virtual ~LteRlcTm ();
 
// };
 
 
// /**
//  * Implements LTE_RLC Unacknowledged Mode (UM), see  3GPP TS 36.322
//  *
//  */
// class LteRlcUm : public LteRlc
// {
// public:
//   virtual ~LteRlcUm ();
 
// };
 
// /**
//  * Implements LTE_RLC Acknowledged Mode (AM), see  3GPP TS 36.322
//  *
//  */
 
// class LteRlcAm : public LteRlc
// {
// public:
//   virtual ~LteRlcAm ();
// };
 
 
 
 
 
} // namespace ns3
 
#endif // LTE_RLC_H