uw-mac-DACAP-tracer.cpp

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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,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
 
#include "uw-mac-DACAP-alter.h"
#include <mac.h>
 
enum { RTS_PKT = 3, CTS_PKT = 4, WRN_PKT = 5, DATA_PKT = 6, ACK_PKT = 7 };
 
class DACAPTracer : public Tracer
{
public:
    DACAPTracer();
 
protected:
    void format(Packet *p, SAP *sap);
    char *printType(int type);
};
 
DACAPTracer::DACAPTracer()
    : Tracer(4)
{
}
 
void
DACAPTracer::format(Packet *p, SAP *sap)
{
    hdr_cmn *ch = hdr_cmn::access(p);
 
    if (ch->ptype() != PT_DACAP)
        return;
 
    hdr_dacap *dacaph = HDR_DACAP(p);
    hdr_mac *mach = HDR_MAC(p);
 
    writeTrace(sap,
            " MACSRC=%d MACDST=%d SN=%d TS=%f TP=%s SZ=%d",
            mach->macSA(),
            mach->macDA(),
            dacaph->sn,
            dacaph->ts,
            printType(dacaph->dacap_type),
            ch->size());
}
 
extern "C" int
Uwmacdacaptracer_Init()
{
    SAP::addTracer(new DACAPTracer);
    return 0;
}
extern "C" int
Cyguwmacdacaptracer_Init()
{
    Uwmacdacaptracer_Init();
}
 
char *
DACAPTracer::printType(int type)
{
    if (type == RTS_PKT)
        return "RTS";
    else if (type == CTS_PKT)
        return "CTS";
    else if (type == WRN_PKT)
        return "WRN";
    else if (type == ACK_PKT)
        return "ACK";
    else if (type == DATA_PKT)
        return "DAT";
    else
        return "ERR";
}