uwal.h

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//
// Copyright (c) 2017 Regents of the SIGNET lab, University of Padova.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. Neither the name of the University of Padova (SIGNET lab) nor the
//    names of its contributors may be used to endorse or promote products
//    derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
 
#ifndef UWAL_H
#define UWAL_H
 
#include "frame-set.h"
#include "hdr-uwal.h"
#include "packer.h"
 
#include <mac.h>
#include <mphy.h>
 
#include <cmath>
#include <cstring>
#include <errno.h>
#include <fcntl.h>
#include <fstream>
#include <iostream>
#include <map>
#include <queue>
#include <rng.h>
#include <sstream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
 
typedef struct PERListElement {
    int node_ID;
    double per;
} pl_element;
 
 
 
class Uwal;
 
class TxFrameTimer : public TimerHandler
{
public:
    TxFrameTimer(Uwal *pUwal)
        : TimerHandler()
    {
        pUwal_ = pUwal;
    }
 
protected:
    virtual void expire(Event *e);
 
    Uwal *pUwal_; 
};
 
class Uwal : public MPhy
{
    friend class TxFrameTimer;
 
public:
    Uwal();
 
    ~Uwal();
 
    virtual int recvSyncClMsg(ClMessage *m);
 
    virtual void recv(Packet *);
 
    virtual int command(int, const char *const *);
 
    size_t
    getPSDU()
    {
        return PSDU;
    }
 
protected:
    int nodeID; 
    unsigned int pkt_counter; 
    packer *pPacker; 
    size_t PSDU; 
    string dummyStr; 
    int debug_; 
    std::queue<Packet *>
            sendDownPkts; 
    std::queue<Packet *>
            sendDownFrames; 
    std::queue<Packet *> sendUpFrames; 
    std::queue<Packet *> sendUpPkts; 
    list<PERListElement> PERList; 
    std::map<RxFrameSetKey, RxFrameSet>
            sendUpFrameSet; 
    void ALqueueManager();
    void initializeHdr(Packet *, unsigned int);
    void fragmentPkt(Packet *);
    void reassembleFrames(Packet *);
    void checkRxFrameSet();
 
    virtual void startTx(Packet *);
 
    virtual void endTx(Packet *);
 
    virtual void startRx(Packet *);
 
    virtual void endRx(Packet *);
 
    virtual double
    getTxDuration(Packet *)
    {
        return -1;
    }
 
    virtual int
    getModulationType(Packet *)
    {
        return -1;
    }
    virtual bool isInPERList(int mac_addr);
    virtual double getPERfromID(int mac_addr);
 
private:
    TxFrameTimer InterframeTmr; 
    double interframe_period; 
    double frame_set_validity; 
    int frame_padding; 
    int force_endTx_; 
    bool has_tap_clmsg; 
}; /* class Uwal */
 
#endif /* UWAL_H */