daytimetcpsrv1.c

来自「关于linux 网络编程的一些代码 关于linux 网络编程的一些代码」· C语言 代码 · 共 32 行

#include	"unp.h"
#include	<time.h>

int
main(int argc, char **argv)
{
	int				listenfd, connfd;
	socklen_t		addrlen, len;
	char			buff[MAXLINE];
	time_t			ticks;
	struct sockaddr	*cliaddr;

	if (argc != 2)
		err_quit("usage: daytimetcpsrv1 <service or port#>");

	listenfd = Tcp_listen(NULL, argv[1], &addrlen);

	cliaddr = Malloc(addrlen);

	for ( ; ; ) {
		len = addrlen;
		connfd = Accept(listenfd, cliaddr, &len);
		printf("connection from %s\n", Sock_ntop(cliaddr, len));

        ticks = time(NULL);
        snprintf(buff, sizeof(buff), "%.24s\r\n", ctime(&ticks));
        Write(connfd, buff, strlen(buff));

		Close(connfd);
	}
}