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/* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */
/*
* Copyright (c) Xerox Corporation 1997. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linking this file statically or dynamically with other modules is making
* a combined work based on this file. Thus, the terms and conditions of
* the GNU General Public License cover the whole combination.
*
* In addition, as a special exception, the copyright holders of this file
* give you permission to combine this file with free software programs or
* libraries that are released under the GNU LGPL and with code included in
* the standard release of ns-2 under the Apache 2.0 license or under
* otherwise-compatible licenses with advertising requirements (or modified
* versions of such code, with unchanged license). You may copy and
* distribute such a system following the terms of the GNU GPL for this
* file and the licenses of the other code concerned, provided that you
* include the source code of that other code when and as the GNU GPL
* requires distribution of source code.
*
* Note that people who make modified versions of this file are not
* obligated to grant this special exception for their modified versions;
* it is their choice whether to do so. The GNU General Public License
* gives permission to release a modified version without this exception;
* this exception also makes it possible to release a modified version
* which carries forward this exception.
*/
#ifndef ns_sa_h
#define ns_sa_h
#include "resv.h"
#include "agent.h"
#include "timer-handler.h"
#include "trafgen.h"
#include "rtp.h"
#include "random.h"
class SA_Agent;
class SA_Timer : public TimerHandler {
public:
SA_Timer(SA_Agent *a) : TimerHandler() { a_ = a; }
protected:
virtual void expire(Event *e);
SA_Agent *a_;
};
class SA_Agent : public Agent {
public:
SA_Agent();
~SA_Agent();
int command(int, const char*const*);
virtual void timeout(int);
virtual void sendmsg(int nbytes, const char *flags = 0);
protected:
void start();
void stop();
void sendreq();
void sendteardown();
void recv(Packet *, Handler *);
void stoponidle(const char *);
virtual void sendpkt();
double rate_;
int bucket_;
NsObject* ctrl_target_;
TrafficGenerator *trafgen_;
int rtd_; /* ready-to-die: waiting for last burst to end */
char* callback_;
SA_Timer sa_timer_;
double nextPkttime_;
int running_;
int seqno_;
int size_;
};
#endif
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