protoname.h

一个经典的介绍如何向NS-2中添加新协议的教程

#ifndef __protoname_h__
#define __protoname_h__

#include "protoname_pkt.h"
#include <agent.h>
#include <packet.h>
#include <trace.h>
#include <timer-handler.h>
#include <random.h>
#include <classifier-port.h>

#define CURRENT_TIME Scheduler::instance().clock()
#define JITTER (Random::uniform()*0.5)

class Protoname; // forward declaration

/* Timers */

class Protoname_PktTimer : public TimerHandler {
public:
	Protoname_PktTimer(Protoname* agent) : TimerHandler() {
		agent_ = agent;
	}
protected:
	Protoname* agent_;
	virtual void expire(Event* e);
};

/* Agent */

class Protoname : public Agent {

	/* Friends */
	friend class Protoname_PktTimer;

	/* Private members */
	nsaddr_t ra_addr_;          // own address
	protoname_state state_;     // internal state
	protoname_rtable rtable_;   // routing table
	int accesible_var_;
	u_int8_t seq_num_;

protected:

	PortClassifier* dmux_; // For passing packets up to agents.
	Trace* logtarget_; // For logging.
	Protoname_PktTimer pkt_timer_; // Timer for sending packets.

	inline nsaddr_t& ra_addr() { return ra_addr_; }
	inline protoname_state& state() { return state_; }
	inline int& accessible_var() { return accessible_var_; }

	void forward_data(Packet*);
	void recv_protoname_pkt(Packet*);
	void send_protoname_pkt();
	
	void reset_protoname_pkt_timer();

public:

	Protoname(nsaddr_t);
	int command(int, const char*const*);
	void recv(Packet*, Handler*);

};

#endif