bs-link-manager.h

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/*
 * Copyright (c) 2007,2008,2009 INRIA, UDcast
 *
 * 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: Jahanzeb Farooq <jahanzeb.farooq@sophia.inria.fr>
 *          Mohamed Amine Ismail <amine.ismail@sophia.inria.fr>
 *                               <amine.ismail@UDcast.com>
 */
 
#ifndef LINK_MANAGER_H
#define LINK_MANAGER_H
 
#include "bs-net-device.h"
#include "cid.h"
#include "mac-messages.h"
#include "wimax-net-device.h"
 
#include "ns3/event-id.h"
 
#include <stdint.h>
 
namespace ns3
{
 
class BSLinkManager : public Object
{
  public:
    static TypeId GetTypeId();
    BSLinkManager(Ptr<BaseStationNetDevice> bs);
    ~BSLinkManager() override;
 
    // Delete copy constructor and assignment operator to avoid misuse
    BSLinkManager(const BSLinkManager&) = delete;
    BSLinkManager& operator=(const BSLinkManager&) = delete;
 
    uint8_t CalculateRangingOppsToAllocate();
    uint64_t SelectDlChannel();
    void ProcessRangingRequest(Cid cid, RngReq rngreq);
    void VerifyInvitedRanging(Cid cid, uint8_t uiuc);
 
  private:
    void PerformRanging(Cid cid, RngReq rngreq);
    void PerformInitialRanging(Cid cid, RngReq* rngreq, RngRsp* rngrsp);
    void PerformInvitedRanging(Cid cid, RngRsp* rngrsp);
 
    void SetParametersToAdjust(RngRsp* rngrsp);
    void AbortRanging(Cid cid, RngRsp* rngrsp, SSRecord* ssRecord, bool isNewSS);
    void AcceptRanging(Cid cid, RngRsp* rngrsp, SSRecord* ssRecord);
    void ContinueRanging(Cid cid, RngRsp* rngrsp, SSRecord* ssRecord);
    void ScheduleRngRspMessage(Cid cid, RngRsp* rngrsp);
    void DeallocateCids(Cid cid);
 
    bool ChangeDlChannel();
    uint32_t GetNewDlChannel();
    uint8_t GetSignalQuality();
    bool IsRangingAcceptable();
 
    Ptr<BaseStationNetDevice> m_bs; 
 
    // ranging parameters
    uint32_t m_signalQuality;         
    uint8_t m_signalQualityThreshold; 
    int tries; 
};
 
} // namespace ns3
 
#endif /* LINK_MANAGER_H */