packet.h
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- /*
- * Copyright (c) 1991,1993 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
- * 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/nam-1/packet.h,v 1.20 2003/01/28 03:22:38 buchheim Exp $ (LBL)
- */
- #ifndef nam_packet_h
- #define nam_packet_h
- #include "animation.h"
- #include "monitor.h"
- #include "trace.h"
- #include "view.h"
- #define AGT 1
- #define RTR 2
- #define MAC 3
- #define MAX_RANGE 250
- #define MIN_RANGE 50
- #define BPACKET_TXT_TIME 0.5
- static const int PacketTypeSize = 8;
- class NetView;
- //class PSView;
- class Edge;
- class Packet : public Animation {
- public:
- Packet(Edge*, const PacketAttr&, double, double, long );
- ~Packet();
- virtual float distance(float, float) const;
- void position(float&, float&, double) const;
- virtual void draw(View* nv, double now);
- // virtual void draw(PSView*, double now) const;
- virtual void update(double now);
- int ComputePolygon(double now, float ax[5], float ay[5]) const;
- virtual int inside(double now, float px, float py) const;
- virtual const char* info() const;
- virtual const char* getname() const;
- virtual const char* getfid() const;
- virtual const char* getesrc() const;
- virtual const char* getedst() const;
- virtual const char* gettype() const;
- void monitor(Monitor *m, double now, char *result, int len);
- MonState *monitor_state();
- inline int id() const { return pkt_.id; }
- inline int size() const { return pkt_.size; }
- inline Packet* next() const {return next_;}
- inline void next(Packet *p) {next_=p;}
- inline Packet* prev() const {return prev_;}
- inline void prev(Packet *p) {prev_=p;}
- inline double start() const { return ts_; }
- inline double finish() const { return ta_ + tx_; }
- inline const int attr() const { return pkt_.attr; }
- inline const char* type() const { return pkt_.type; }
- inline const char* convid() const { return pkt_.convid; }
- virtual int classid() const { return ClassPacketID; }
- virtual void update_bb();
- void CheckPolygon(View *, int, float x[5], float y[5]) const;
- void RearrangePoints(View *v, int npts, float x[5], float y[5]) const;
- static int count() {return count_;}
- protected:
- virtual int EndPoints(double, double&, double&) const;
- Edge* edge_;
- Packet *prev_; /*maintain a doubly linked list of */
- Packet *next_; /*packets on a particular edge*/
- PacketAttr pkt_;
- double ts_; /* time of start of transmission */
- double ta_; /* time of arrival of leading edge */
- int arriving_; /*has the packet started to arrive yet?*/
- double tx_; /* tranmission time of packet on cur link */
- double curTime_;
- static int count_;
- int type_ ;
- };
- class BPacket : public Animation {
- public:
- BPacket(double cx, double cy , const PacketAttr&, double now, long offset, int direction, double duration, double radius );
- virtual void draw(View* nv, double now);
- virtual void update(double);
- virtual void update_bb() ;
- virtual const char* getname() const;
- virtual const char* info() const;
- virtual int inside(float px, float py) const;
- void monitor(Monitor *m, double now, char *result, int len);
- MonState *monitor_state();
- private:
- double x_ ;
- double y_ ;
- PacketAttr pkt_;
- float radius_;
- double start_; /* time packet was dropped */
- int direction_ ;
- double curTime_;
- double duration_;
- double max_radius_;
- };
- #endif