bs-uplink-scheduler-simple.h

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/*
 * Copyright (c) 2007,2008 INRIA
 *
 * 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: Jahanzeb Farooq <jahanzeb.farooq@sophia.inria.fr>
 */
 
#ifndef UPLINK_SCHEDULER_SIMPLE_H
#define UPLINK_SCHEDULER_SIMPLE_H
 
#include "bs-uplink-scheduler.h"
#include "service-flow.h"
#include "ul-mac-messages.h"
#include "wimax-phy.h"
 
#include "ns3/nstime.h"
 
#include <stdint.h>
 
namespace ns3
{
 
class BaseStationNetDevice;
class SSRecord;
class ServiceFlow;
 
class UplinkSchedulerSimple : public UplinkScheduler
{
  public:
    UplinkSchedulerSimple();
    UplinkSchedulerSimple(Ptr<BaseStationNetDevice> bs);
    ~UplinkSchedulerSimple() override;
 
    static TypeId GetTypeId();
 
    std::list<OfdmUlMapIe> GetUplinkAllocations() const override;
 
    void GetChannelDescriptorsToUpdate(bool& updateDcd,
                                       bool& updateUcd,
                                       bool& sendDcd,
                                       bool& sendUcd) override;
    uint32_t CalculateAllocationStartTime() override;
    void AddUplinkAllocation(OfdmUlMapIe& ulMapIe,
                             const uint32_t& allocationSize,
                             uint32_t& symbolsToAllocation,
                             uint32_t& availableSymbols) override;
    void Schedule() override;
    void ServiceUnsolicitedGrants(const SSRecord* ssRecord,
                                  ServiceFlow::SchedulingType schedulingType,
                                  OfdmUlMapIe& ulMapIe,
                                  const WimaxPhy::ModulationType modulationType,
                                  uint32_t& symbolsToAllocation,
                                  uint32_t& availableSymbols) override;
    void ServiceBandwidthRequests(const SSRecord* ssRecord,
                                  ServiceFlow::SchedulingType schedulingType,
                                  OfdmUlMapIe& ulMapIe,
                                  const WimaxPhy::ModulationType modulationType,
                                  uint32_t& symbolsToAllocation,
                                  uint32_t& availableSymbols) override;
    bool ServiceBandwidthRequests(ServiceFlow* serviceFlow,
                                  ServiceFlow::SchedulingType schedulingType,
                                  OfdmUlMapIe& ulMapIe,
                                  const WimaxPhy::ModulationType modulationType,
                                  uint32_t& symbolsToAllocation,
                                  uint32_t& availableSymbols) override;
    void AllocateInitialRangingInterval(uint32_t& symbolsToAllocation,
                                        uint32_t& availableSymbols) override;
    void SetupServiceFlow(SSRecord* ssRecord, ServiceFlow* serviceFlow) override;
 
    void ProcessBandwidthRequest(const BandwidthRequestHeader& bwRequestHdr) override;
 
    void InitOnce() override;
 
    void OnSetRequestedBandwidth(ServiceFlowRecord* sfr) override;
 
  private:
    std::list<OfdmUlMapIe> m_uplinkAllocations; 
};
 
} // namespace ns3
 
#endif /* UPLINK_SCHEDULER_SIMPLE_H */