/* -*-	Mode:C++; c-basic-offset:8; tab-width:8 -*- *//* * Copyright (c) 1997 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 MASH Research * 	Group at the University of California Berkeley. * 4. Neither the name of the University nor of the Research Group 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 * 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. * * @(#) $Header: /cvsroot/nsnam/ns-2/trace/trace.h,v 1.34 2003/08/21 18:22:02 haldar Exp $ */#ifndef ns_trace_h#define ns_trace_h#define NUMFLAGS 8#include <math.h> // floor#include "packet.h"#include "basetrace.h"#include "bt-core.h"
#include "globals.h"
/* Tracing has evolved into two types, packet tracing and event tracing.Class Trace essentially supports packet tracing. However in addition to the basic tracing properties (that it derives from a BaseTrace class), pkt-tracing also requires to inherit some of the Connector class properties as well.Hence Trace should be renamed as ConnectorTrace in the future.And it shall have a BaseTrace * variable, where BaseTrace class supporting pure tracing functionalities and should be the parent class for all subsequent trace-related classes.*/class Trace : public Connector {protected:	nsaddr_t src_;        nsaddr_t dst_;        int callback_;        virtual void format(int tt, int s, int d, Packet* p);        void annotate(const char* s);	int show_tcphdr_;  // bool flags; backward compat	int show_sctphdr_; // bool flags; backward compat 	// added for Bluetooth trace
 	int btTrace_;
	void callback();public:	Trace(int type);        ~Trace();	BaseTrace *pt_;    // support for pkt tracing	int type_;	    int command(int argc, const char*const* argv);	static int get_seqno(Packet* p);        void recv(Packet* p, Handler*);	void recvOnly(Packet *p);	//Default rounding is to 6 digits after decimal	//#define PRECISION 1.0E+6	//According to freeBSD /usr/include/float.h 15 is the number of digits 	// in a double.  We can specify all of them, because we're rounding to	// 6 digits after the decimal and and %g removes trailing zeros.	//#define TIME_FORMAT "%.15g"	// annoying way of tackling sprintf rounding platform 	// differences :	// use round(Scheduler::instance().clock()) instead of 	// Scheduler::instance().clock().	//static double round (double x, double precision=PRECISION) {	//return (double)floor(x*precision + 0.5)/precision;	//}	virtual void write_nam_trace(const char *s);	void trace(TracedVar* var);	//void namdump();   // 此函數(shù)已經(jīng)改由pt_->namdump實現(xiàn)};class DequeTrace : public Trace {public:	DequeTrace(int type) : Trace(type) {}	~DequeTrace();	void recv(Packet* p, Handler*);};  
class BTNodeTrace : public Trace {
public:
	BTNodeTrace() : Trace(0) {}
	~BTNodeTrace();
	void recv(Packet* p, Handler* h);
	void changeNodeColor(state_type, state_type);
};
#endif