LtePdcpRxEntity.h Source File¶

Simu5G: LtePdcpRxEntity.h Source File
Simu5G
//
//                  Simu5G
//
// Copyright (C) 2012-2021 Giovanni Nardini, Giovanni Stea, Antonio Virdis et al. (University of Pisa)
// Copyright (C) 2022-2026 Giovanni Nardini, Giovanni Stea et al. (University of Pisa)
//
// This file is part of a software released under the license included in file
// "license.pdf". Please read LICENSE and README files before using it.
// The above files and the present reference are part of the software itself,
// and cannot be removed from it.
//
 
#ifndef _LTE_LTEPDCPRXENTITY_H_
#define _LTE_LTEPDCPRXENTITY_H_
 
#include <inet/common/ModuleRefByPar.h>
 
#include "simu5g/common/LteCommon.h"
#include "simu5g/stack/pdcp/PdcpRxEntityBase.h"
#include "simu5g/common/LteControlInfo.h"
#include "simu5g/common/binder/Binder.h"
 
namespace simu5g {
 
class LtePdcpHeader;
 
using namespace inet;
class LtePdcpRxEntity : public PdcpRxEntityBase
{
    static simsignal_t receivedPacketFromLowerLayerSignal_;
    static simsignal_t pdcpSduReceivedSignal_;
    static simsignal_t sentPacketToUpperLayerSignal_;
 
  protected:
    // Modules references
    inet::ModuleRefByPar<Binder> binder_;
 
    // Identifier for this node
    MacNodeId nodeId_;
 
    // whether headers are compressed
    bool headerCompressionEnabled_;
 
    // DRB ID for this connection
    DrbId drbId_;
 
    // handler for PDCP SDU
    virtual void handlePdcpSdu(Packet *pkt, unsigned int sequenceNumber);
 
    virtual void deliverSduToUpperLayer(inet::Packet *pkt);
 
    virtual void decompressHeader(inet::Packet *pkt);
 
    bool isCompressionEnabled() { return headerCompressionEnabled_; }
 
  public:
 
 
    void initialize(int stage) override;
 
    // obtain the IP datagram from the PDCP PDU
    void handlePacketFromLowerLayer(Packet *pkt) override;
 
    /*
     * @author Alessandro Noferi
     *
     * This method is used with NrPdcpRxEntity that has
     * an SDU buffer. In particular, it is used when the
     * RNI service requests the number of active users
     * in UL, that also counts buffered UL data in PDCP.
     */
    bool isEmpty() const override { return true; }
};
 
} //namespace
 
#endif
 