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server.c
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server.c
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#include<stdio.h>
#include<string.h>
#include<sys/stat.h>
#include<sys/types.h>
#include<sys/socket.h>
#include<netinet/in.h>
void main()
{
struct sockaddr_in server, client;
int sfd,num,sock;
char buf1[1500]="",buf2[1500]="";
sfd=socket(AF_INET,SOCK_STREAM,0);// socket is created
if(sfd<0)
printf("Socket error.");
else
printf("Socket created.");
server.sin_family=AF_INET;
server.sin_port=htons(3000);
server.sin_addr.s_addr=htonl(INADDR_ANY);
bind(sfd,(struct sockaddr *)&server,sizeof server);// binding
listen(sfd,5);// listening, backlog = 5
printf("\nServer ready!");
printf("\n");
num=sizeof client;
sock=accept(sfd,(struct sockaddr *)&client,&num);
while(1)
{
recv(sock,buf1,sizeof buf1,0);
if(strcmp(buf1,"end")==0)
break;
printf("\nClient:%s",buf1);
printf("\nServer:");
scanf("%s",buf2);
send(sock,buf2,sizeof buf2,0);
if(strcmp(buf2,"end")==0)
break;
}
close(sock);
close(sfd);
}