lte-rrc-protocol-real.h

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/*
 * Copyright (c) 2012 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
 *
 * Authors: Nicola Baldo <nbaldo@cttc.es>
 *          Lluis Parcerisa <lparcerisa@cttc.cat>
 */
 
#ifndef LTE_RRC_PROTOCOL_REAL_H
#define LTE_RRC_PROTOCOL_REAL_H
 
#include "lte-pdcp-sap.h"
#include "lte-rlc-sap.h"
#include "lte-rrc-sap.h"
 
#include <ns3/object.h>
#include <ns3/ptr.h>
 
#include <map>
#include <stdint.h>
 
namespace ns3
{
 
class LteUeRrcSapProvider;
class LteUeRrcSapUser;
class LteEnbRrcSapProvider;
class LteUeRrc;
 
class LteUeRrcProtocolReal : public Object
{
    friend class MemberLteUeRrcSapUser<LteUeRrcProtocolReal>;
    friend class LteRlcSpecificLteRlcSapUser<LteUeRrcProtocolReal>;
    friend class LtePdcpSpecificLtePdcpSapUser<LteUeRrcProtocolReal>;
 
  public:
    LteUeRrcProtocolReal();
    ~LteUeRrcProtocolReal() override;
 
    // inherited from Object
    void DoDispose() override;
    static TypeId GetTypeId();
 
    void SetLteUeRrcSapProvider(LteUeRrcSapProvider* p);
    LteUeRrcSapUser* GetLteUeRrcSapUser();
 
    void SetUeRrc(Ptr<LteUeRrc> rrc);
 
  private:
    // methods forwarded from LteUeRrcSapUser
    void DoSetup(LteUeRrcSapUser::SetupParameters params);
    void DoSendRrcConnectionRequest(LteRrcSap::RrcConnectionRequest msg);
    void DoSendRrcConnectionSetupCompleted(LteRrcSap::RrcConnectionSetupCompleted msg) const;
    void DoSendRrcConnectionReconfigurationCompleted(
        LteRrcSap::RrcConnectionReconfigurationCompleted msg);
    void DoSendRrcConnectionReestablishmentRequest(
        LteRrcSap::RrcConnectionReestablishmentRequest msg) const;
    void DoSendRrcConnectionReestablishmentComplete(
        LteRrcSap::RrcConnectionReestablishmentComplete msg) const;
    void DoSendMeasurementReport(LteRrcSap::MeasurementReport msg);
    void DoSendIdealUeContextRemoveRequest(uint16_t rnti);
 
    void SetEnbRrcSapProvider();
    void DoReceivePdcpPdu(Ptr<Packet> p);
    void DoReceivePdcpSdu(LtePdcpSapUser::ReceivePdcpSduParameters params);
 
    Ptr<LteUeRrc> m_rrc;                       
    uint16_t m_rnti;                           
    LteUeRrcSapProvider* m_ueRrcSapProvider;   
    LteUeRrcSapUser* m_ueRrcSapUser;           
    LteEnbRrcSapProvider* m_enbRrcSapProvider; 
 
    LteUeRrcSapUser::SetupParameters m_setupParameters; 
    LteUeRrcSapProvider::CompleteSetupParameters
        m_completeSetupParameters; 
};
 
class LteEnbRrcProtocolReal : public Object
{
    friend class MemberLteEnbRrcSapUser<LteEnbRrcProtocolReal>;
    friend class LtePdcpSpecificLtePdcpSapUser<LteEnbRrcProtocolReal>;
    friend class LteRlcSpecificLteRlcSapUser<LteEnbRrcProtocolReal>;
    friend class RealProtocolRlcSapUser;
 
  public:
    LteEnbRrcProtocolReal();
    ~LteEnbRrcProtocolReal() override;
 
    // inherited from Object
    void DoDispose() override;
    static TypeId GetTypeId();
 
    void SetLteEnbRrcSapProvider(LteEnbRrcSapProvider* p);
    LteEnbRrcSapUser* GetLteEnbRrcSapUser();
 
    void SetCellId(uint16_t cellId);
 
    LteUeRrcSapProvider* GetUeRrcSapProvider(uint16_t rnti);
    void SetUeRrcSapProvider(uint16_t rnti, LteUeRrcSapProvider* p);
 
  private:
    // methods forwarded from LteEnbRrcSapUser
    void DoSetupUe(uint16_t rnti, LteEnbRrcSapUser::SetupUeParameters params);
    void DoRemoveUe(uint16_t rnti);
    void DoSendSystemInformation(uint16_t cellId, LteRrcSap::SystemInformation msg);
    void SendSystemInformation(uint16_t cellId, LteRrcSap::SystemInformation msg);
    void DoSendRrcConnectionSetup(uint16_t rnti, LteRrcSap::RrcConnectionSetup msg);
    void DoSendRrcConnectionReconfiguration(uint16_t rnti,
                                            LteRrcSap::RrcConnectionReconfiguration msg);
    void DoSendRrcConnectionReestablishment(uint16_t rnti,
                                            LteRrcSap::RrcConnectionReestablishment msg);
    void DoSendRrcConnectionReestablishmentReject(
        uint16_t rnti,
        LteRrcSap::RrcConnectionReestablishmentReject msg);
    void DoSendRrcConnectionRelease(uint16_t rnti, LteRrcSap::RrcConnectionRelease msg);
    void DoSendRrcConnectionReject(uint16_t rnti, LteRrcSap::RrcConnectionReject msg);
    Ptr<Packet> DoEncodeHandoverPreparationInformation(LteRrcSap::HandoverPreparationInfo msg);
    LteRrcSap::HandoverPreparationInfo DoDecodeHandoverPreparationInformation(Ptr<Packet> p);
    Ptr<Packet> DoEncodeHandoverCommand(LteRrcSap::RrcConnectionReconfiguration msg);
    LteRrcSap::RrcConnectionReconfiguration DoDecodeHandoverCommand(Ptr<Packet> p);
 
    void DoReceivePdcpSdu(LtePdcpSapUser::ReceivePdcpSduParameters params);
    void DoReceivePdcpPdu(uint16_t rnti, Ptr<Packet> p);
 
    uint16_t m_rnti;                                                 
    uint16_t m_cellId;                                               
    LteEnbRrcSapProvider* m_enbRrcSapProvider;                       
    LteEnbRrcSapUser* m_enbRrcSapUser;                               
    std::map<uint16_t, LteUeRrcSapProvider*> m_enbRrcSapProviderMap; 
    std::map<uint16_t, LteEnbRrcSapUser::SetupUeParameters>
        m_setupUeParametersMap; 
    std::map<uint16_t, LteEnbRrcSapProvider::CompleteSetupUeParameters>
        m_completeSetupUeParametersMap; 
};
 
class RealProtocolRlcSapUser : public LteRlcSapUser
{
  public:
    RealProtocolRlcSapUser(LteEnbRrcProtocolReal* pdcp, uint16_t rnti);
 
    // Interface implemented from LteRlcSapUser
    void ReceivePdcpPdu(Ptr<Packet> p) override;
 
  private:
    RealProtocolRlcSapUser();
    LteEnbRrcProtocolReal* m_pdcp; 
    uint16_t m_rnti;               
};
 
} // namespace ns3
 
#endif // LTE_RRC_PROTOCOL_REAL_H