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Subject: NETWORK PROGRAMMING LAB Year : 2010
Class : IV B-Tech C.S.E Semester: First
WEEK 7:
AIM: Design a TCP concurrent server to echo given text into upper case using
multiplexing system call “select” /* tcp_str_ser.c */
#include "unp.h"
void str_echo(int sockfd)
{
long arg1, arg2;
ssize_t n;
char line[MAXLINE];
for ( ; ; )
{
if ( (n = Readline(sockfd, line, MAXLINE)) == 0)
return; /* connection closed by other end */
n = strlen(line);
printf("\nReq From Client : %s",line);
/* converting into upper case */
for(i=0;i=97 && line[i]