#include "unp.h" #include int main(int argc, char **argv) { int listenfd, connfd; socklen_t len; char buff[MAXLINE]; time_t ticks; struct sockaddr_storage cliaddr; if (argc != 2) err_quit("usage: daytimetcpsrv1 "); listenfd = Tcp_listen(NULL, argv[1], NULL); for ( ; ; ) { len = sizeof(cliaddr); connfd = Accept(listenfd, (SA *)&cliaddr, &len); printf("connection from %s\n", Sock_ntop((SA *)&cliaddr, len)); ticks = time(NULL); snprintf(buff, sizeof(buff), "%.24s\r\n", ctime(&ticks)); Write(connfd, buff, strlen(buff)); Close(connfd); } }