fiber-delay.h

obs网络试验平台

/* Copyright (c) University of Maryland, Baltimore County, 2003.
 * Original Authors: Ramakrishna Shenai, Sunil Gowda and Krishna Sivalingam.
 *
 * This software is developed at the University of Maryland, Baltimore County under
 * grants from Cisco Systems Inc and the University of Maryland, Baltimore County.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation in source and binary forms for non-commercial purposes
 * and without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both the copyright notice and
 * this permission notice appear in supporting documentation. and that
 * any documentation, advertising materials, and other materials related
 * to such distribution and use acknowledge that the software was
 * developed by the University of Maryland, Baltimore County.  The name of
 * the University may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * Copyright (C) 2000-2003 Washington State University. All rights reserved.
 * This software was originally developed at Alcatel USA and subsequently modified
 * at Washington State University, Pullman, WA  through research work which was
 * supported by Alcatel USA, Inc and Cisco Systems Inc.

 * The  following notice is in adherence to the Washington State University
 * copyright policy follows.
 *
 * License is granted to copy, to use, and to make and to use derivative
 * works for research and evaluation purposes, provided that Washington
 * State University is acknowledged in all documentation pertaining to any such
 * copy or derivative work. Washington State University grants no other
 * licenses expressed or implied. The Washington State University name
 * should not be used in any advertising without its written permission.
 *
 * WASHINGTON STATE UNIVERSITY MAKES NO REPRESENTATIONS CONCERNING EITHER
 * THE MERCHANTABILITY OF THIS SOFTWARE OR THE SUITABILITY OF THIS SOFTWARE
 * FOR ANY PARTICULAR PURPOSE.  The software is provided "as is"
 *  without express or implied warranty of any kind. These notices must
 * be retained in any copies of any part of this software.
 */
#ifndef ns_fiber_delay_h
#define ns_fiber_delay_h

#include "delay.h"
#include "./debug.h"

class OBSFiberLinkDelay : public LinkDelay {
    public:
        // OBS fiber delay link
	    OBSFiberLinkDelay();
        // recv method
    	void recv(Packet* p, Handler*);

    protected:
        inline double txtime_fiber(Packet* p)
        {
             //return (8. * hdr_cmn::access(p)->size() /
             //                 ( bandwidth_ * wvlen_num_ ) );
             //GMG -- changed above line to remove multiplication by
             //       # wavelenghts in computing link transmission delay;
             //       BHP or DB is transmitted on a single lambda
            return (8. * hdr_cmn::access(p)->size() /  bandwidth_ );
        }
    	// wavelength number on the link
        int wvlen_num_;
        // FDL delay - added by GMG
        double FDL_delay_;
};
#endif