NrRlcUmTxEntity.h Source File¶

Simu5G: NrRlcUmTxEntity.h Source File
Simu5G
//
//                  Simu5G
//
// Authors: Esteban Egea Lopez (Universidad Politecnica de Cartagena), Andras Varga (OpenSim Ltd)
//
// 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 _SIMU5G_NRRLCUMTXENTITY_H_
#define _SIMU5G_NRRLCUMTXENTITY_H_
 
#include "simu5g/stack/rlc/um/RlcUmTxEntityBase.h"
#include "simu5g/stack/rlc/um/RlcUmTransmitterBuffer.h"
 
namespace simu5g {
 
using namespace omnetpp;
class NrRlcUmTxEntity : public RlcUmTxEntityBase
{
  protected:
    // The SDU segmentation buffer.
    RlcUmTransmitterBuffer *sduBuffer = nullptr;
 
    // UM SN field length in bits (TS 38.322: 6 or 12).
    unsigned int sn_FieldLength = 12;
 
  public:
 
    ~NrRlcUmTxEntity() override
    {
        if (sduBuffer) {
            sduBuffer->clearBuffer();
            delete sduBuffer;
        }
    }
 
    void clearQueue() override;
    bool isTxBufferEmpty() const override { return !sduBuffer->hasData(); }
    int64_t getBufferOccupancy() const override { return sduBuffer ? (int64_t)sduBuffer->getTotalPendingBytes() : 0; }
 
  protected:
 
    void initMode() override;
    bool storeSdu(inet::Packet *pkt) override;
    void rlcPduMake(int pduSize) override;
    unsigned int snFieldLength() const override { return sn_FieldLength; }
 
};
 
} //namespace
 
#endif