blue.h

ns2中没有的关于BLUE和SFB的仿真源码。

/* -*-	Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */
/*
 * Copyright (c) 1994 Regents of the University of California.
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the Computer Systems
 *	Engineering Group at Lawrence Berkeley Laboratory.
 * 4. Neither the name of the University nor of the Laboratory may be used
 *    to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 /*Ported to ns2.8 by Sunil Thulasidasan, LANL; 10/19/2001 */

#ifndef ns_blue_h
#define ns_blue_h

#include <string.h>
#include "queue.h"
#include "config.h"


class Blue : public Queue {
  public:
	Blue(); 
	~Blue();


  protected:
	int command(int argc, const char*const* argv); 
	void enque(Packet*);
	Packet* deque();
	PacketQueue *q_;	/* underlying FIFO queue */
	int drop_front_;	/* drop-from-front (rather than from tail) */
	
	void reset();
	void plot();
	void plot1(int qlen);
	void pmark_plot(int method);
	int drop_early(Packet*);
	
	void increment_pmark(int how);
	void decrement_pmark(int how);


	int bytes_ ;
	int dummy_;
	int setbit_;
	int mean_pktsize_;
	double decrement_;
	double increment_;
	double iholdtime_;
	double dholdtime_;
	int dalgorithm_;
	int ialgorithm_;
	double bandwidth_;

	int idle_;
	double idletime_;
	double ptc_;
	double ifreezetime_;
	double dfreezetime_;
	double pmark_;
};

#endif