C Programs

ISO - OSI Model


/* Draw ISO - OSI Model using C */


#include< stdlib.h>
#include< graphics.h>
#include< conio.h>
#include< stdio.h>


void main()
{
int driver, mode;
int i,j;
driver = DETECT;
initgraph(&driver,&mode,"");


outtextxy(250,450,"ISO OSI Model");
delay(2000);
outtextxy(90,30,"Sender");
delay(500);
setcolor(6);
for(i=50;i< =350;i+=50)
{
rectangle(200,i,50,i+30);
delay(500);
}
setcolor(10);
outtextxy(70,60,"Application");
delay(500);
outtextxy(70,110,"Presentation");
delay(500);
outtextxy(70,160,"Session");
delay(500);
outtextxy(70,210,"Transport");
delay(500);
outtextxy(70,260,"Network");
delay(500);
outtextxy(70,310,"Data Link");
delay(500);
outtextxy(70,360,"Physical");
delay(500);
setcolor(15);
outtextxy(390,30,"Receiver");
delay(500);
setcolor(6);
for(i=50;i< =350;i+=50)
{
rectangle(350,i,500,i+30);
delay(500);
}
setcolor(10);
outtextxy(370,60,"Application");
delay(500);
outtextxy(370,110,"Presentation");
delay(500);
outtextxy(370,160,"Session");
delay(500);
outtextxy(370,210,"Transport");
delay(500);
outtextxy(370,260,"Network");
delay(500);
outtextxy(370,310,"Data Link");
delay(500);
outtextxy(370,360,"Physical");
delay(500);
// sender Lines
line(120,80,120,100);
delay(500);
line(120,130,120,150);
delay(500);
line(120,180,120,200);
delay(500);
line(120,230,120,250);
delay(500);
line(120,280,120,300);
delay(500);
line(120,330,120,350);
delay(500);
line(120,380,120,400);
delay(500);
// Physical Connection
line(120,400,420,400);
// Receiver Lines
line(420,380,420,400);
delay(500);
line(420,330,420,350);
delay(500);
line(420,280,420,300);
delay(500);
line(420,230,420,250);
delay(500);
line(420,180,420,200);
delay(500);
line(420,130,420,150);
delay(500);
line(420,80,420,100);
//virtual connection
setcolor(15);
delay(500);
outtextxy(210,35,"Virtual Connection");
delay(1000);
for(j=65;j< =365;j+=50)
{
for(i=0;i< 15;i++)
{
setcolor(i);
line(200,j,230,j);
delay(10);
line(235,j,265,j);
delay(10);
line(270,j,300,j);
delay(10);
line(305,j,335,j);
delay(10);
line(340,j,350,j);
delay(10);
}
}
delay(500);
}
/*
OUTPUT:

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