cbr-tracer.cc

/*
 * Copyright (c) 2007 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 "cbr-module.h"


class CbrTracer : public Tracer
{
 public:
  CbrTracer();
 protected:
  void format(Packet *p, SAP* sap);
};



CbrTracer::CbrTracer() : Tracer(4) {}



void CbrTracer::format(Packet *p, SAP *sap)
{
  hdr_cmn *ch = hdr_cmn::access(p);
   
  if (ch->ptype() != PT_MCBR)
    return;

  hdr_cbr *cbrh = HDR_CBR(p);

  if (cbrh->rftt_valid)
    {      
      writeTrace(sap, " SN=%d TS=%f SZ=%d RFTT=%f",
                 cbrh->sn,
                 cbrh->ts,
                 ch->size(),
                 cbrh->rftt);
    }
  else
    {      
      writeTrace(sap, " SN=%d TS=%f SZ=%d",
                 cbrh->sn,
                 cbrh->ts,
                 ch->size());
    }
}

extern "C" int Cbrtracer_Init()
{  
  SAP::addTracer(new CbrTracer);
  return 0;
}
extern "C" int  Cygcbrtracer_Init()
{
  Cbrtracer_Init();
}

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