File: packet.h

package info (click to toggle)
nam 1.15-5
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 29,240 kB
  • sloc: cpp: 17,338; tcl: 10,655; sh: 2,997; ansic: 1,252; makefile: 139; perl: 66
file content (137 lines) | stat: -rw-r--r-- 5,030 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/*
 * 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