时间获取服务器程序TCP

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include <time.h>
#include <sys/socket.h>
#include <netinet/in.h>

#define MAXLINE 128

int main(int argc, char **argv)
{
int listenfd, connfd;
struct sockaddr_in servaddr;
char buff[MAXLINE];
time_t ticks;

listenfd = socket(AF_INET, SOCK_STREAM, 0);

bzero(&servaddr, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
servaddr.sin_port = htons(13);

bind(listenfd, (struct sockaddr *) &servaddr, sizeof(servaddr));

listen(listenfd, 5);

for ( ; ; ){
connfd = accept(listenfd, (struct sockaddr *) NULL, NULL);
ticks = time(NULL);
snprintf(buff, sizeof(buff), "%.24s\r\n", ctime(&ticks));
write(connfd, buff, strlen(buff));
close(connfd);
}
return 0;
}