uan-mac.h

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/*
 * Copyright (c) 2009 University of Washington
 *
 * 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: Leonard Tracy <lentracy@gmail.com>
 */
 
#ifndef UAN_MAC_H
#define UAN_MAC_H
 
#include "ns3/address.h"
#include "ns3/mac8-address.h"
#include "ns3/nstime.h"
#include "ns3/object.h"
#include "ns3/packet.h"
#include "ns3/ptr.h"
 
namespace ns3
{
 
class UanPhy;
class UanChannel;
class UanNetDevice;
class UanTransducer;
class UanTxMode;
class Mac8Address;
 
/**
 * \ingroup uan
 *
 * Virtual base class for all UAN MAC protocols.
 */
class UanMac : public Object
{
  public:
    /** Default constructor */
    UanMac();
    /**
     * Register this type.
     * \return The TypeId.
     */
    static TypeId GetTypeId();
 
    /**
     * Get the MAC Address.
     *
     * \return MAC Address.
     */
    virtual Address GetAddress();
 
    /**
     * Set the address.
     *
     * \param addr Mac8Address for this MAC.
     */
    virtual void SetAddress(Mac8Address addr);
 
    /**
     * Enqueue packet to be transmitted.
     *
     * \param pkt Packet to be transmitted.
     * \param dest Destination address.
     * \param protocolNumber The type of the packet.
     * \return True if packet was successfully enqueued.
     */
    virtual bool Enqueue(Ptr<Packet> pkt, uint16_t protocolNumber, const Address& dest) = 0;
    /**
     * Set the callback to forward packets up to higher layers.
     *
     * \param cb The callback.
     * \pname{packet} The packet.
     * \pname{address} The source address.
     */
    virtual void SetForwardUpCb(Callback<void, Ptr<Packet>, uint16_t, const Mac8Address&> cb) = 0;
 
    /**
     * Attach PHY layer to this MAC.
     *
     * Some MACs may be designed to work with multiple PHY
     * layers.  Others may only work with one.
     *
     * \param phy Phy layer to attach to this MAC.
     */
    virtual void AttachPhy(Ptr<UanPhy> phy) = 0;
 
    /**
     * Get the broadcast address.
     *
     * \return The broadcast address.
     */
    virtual Address GetBroadcast() const;
 
    /** Clears all pointer references. */
    virtual void Clear() = 0;
 
    /**
     * Assign a fixed random variable stream number to the random variables
     * used by this model.  Return the number of streams (possibly zero) that
     * have been assigned.
     *
     * \param stream First stream index to use.
     * \return The number of stream indices assigned by this model.
     */
    virtual int64_t AssignStreams(int64_t stream) = 0;
 
    /**
     *  TracedCallback signature for packet reception/enqueue/dequeue events.
     *
     * \param [in] packet The Packet.
     * \param [in] mode The UanTxMode.
     */
    typedef void (*PacketModeTracedCallback)(Ptr<const Packet> packet, UanTxMode mode);
 
    /**
     * Get the Tx mode index (Modulation type).
     * \return the Tx mode index
     */
    uint32_t GetTxModeIndex() const;
 
    /**
     * Set the Tx mode index (Modulation type).
     * \param txModeIndex the Tx mode index
     */
    void SetTxModeIndex(uint32_t txModeIndex);
 
  private:
    /** Modulation type */
    uint32_t m_txModeIndex;
    /** The MAC address. */
    Mac8Address m_address;
 
}; // class UanMac
 
} // namespace ns3
 
#endif /* UAN_MAC_H */