int
do_connect(const char *host, const char *serv)
{
int tfd, i;
void *handle;
struct t_call tcall;
struct t_discon tdiscon;
struct netconfig *ncp;
struct nd_hostserv hs;
struct nd_addrlist *alp;
struct netbuf *np;
handle = Setnetpath();
hs.h_host = (char *) host;
hs.h_serv = (char *) serv;
while ( (ncp = getnetpath(handle)) != NULL) {
if (strcmp(ncp->nc_netid, "ticotsord") != 0)
continue;
if (netdir_getbyname(ncp, &hs, &alp) != 0)
continue;
/* try each server address */
for (i = 0, np = alp->n_addrs; i < alp->n_cnt; i++, np++) {
printf("device = %s\n", ncp->nc_device);
if ( (tfd = t_open(ncp->nc_device, O_RDWR, NULL)) < 0)
err_xti("t_open error for %s", ncp->nc_device);
if (t_bind(tfd, NULL, NULL) < 0)
err_xti("t_bind error");
tcall.addr.len = np->len;
tcall.addr.buf = np->buf; /* pointer copy */
printf("addr.len = %d\n", tcall.addr.len);
printf("addr.buf = %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
tcall.addr.buf[0], tcall.addr.buf[1],
tcall.addr.buf[2], tcall.addr.buf[3],
tcall.addr.buf[4], tcall.addr.buf[5],
tcall.addr.buf[6], tcall.addr.buf[7],
tcall.addr.buf[8], tcall.addr.buf[9],
tcall.addr.buf[10]);
}
netdir_free(alp, ND_ADDRLIST);
}
endnetpath(handle);
return(-1);
}
int
main(int argc, char **argv)
{
int n, flags;
char buff[NREAD+1]; /* +1 for null at end */
if (argc == 2)
listenfd = Tcp_listen(NULL, argv[1], NULL);
else if (argc == 3)
listenfd = Tcp_listen(argv[1], argv[2], NULL);
else
err_quit("usage: tcprecv02 [ <host> ] <port#>");
connfd = Xti_accept(listenfd, NULL, NULL);
Signal(SIGPOLL, sig_poll);
Ioctl(connfd, I_SETSIG, S_RDNORM);
for ( ; ; ) {
flags = 0;
if ( (n = t_rcv(connfd, buff, NREAD, &flags)) < 0) {
if (t_errno == TLOOK) {
if ( (n = T_look(connfd)) == T_ORDREL) {
printf("received T_ORDREL\n");
exit(0);
} else
err_quit("unexpected event after t_rcv: %d", n);
}
err_xti("t_rcv error");
}
buff[n] = 0; /* null terminate */
printf("read %d bytes: %s, flags = %s\n",
n, buff, Xti_flags_str(flags));
}
}
int
main(int argc, char **argv)
{
int n, flags;
char buff[NREAD+1]; /* +1 for null at end */
struct pollfd pollfd[1];
if (argc == 2)
listenfd = Tcp_listen(NULL, argv[1], NULL);
else if (argc == 3)
listenfd = Tcp_listen(argv[1], argv[2], NULL);
else
err_quit("usage: tcprecv05 [ <host> ] <port#>");
connfd = Xti_accept(listenfd, NULL, NULL);
sleep(5);
pollfd[0].fd = connfd;
pollfd[0].events = POLLIN;
for ( ; ; ) {
Poll(pollfd, 1, INFTIM);
printf("revents = %x\n", pollfd[0].revents);
if (pollfd[0].revents & POLLIN) {
flags = 0;
if ( (n = t_rcv(connfd, buff, NREAD, &flags)) < 0) {
if (t_errno == TLOOK) {
if ( (n = T_look(connfd)) == T_ORDREL) {
printf("received T_ORDREL\n");
exit(0);
} else
err_quit("unexpected event after t_rcv: %d", n);
}
err_xti("t_rcv error");
}
buff[n] = 0; /* null terminate */
printf("read %d bytes: %s, flags = %s\n",
n, buff, Xti_flags_str(flags));
}
}
}
/* include qlen */
void
do_parent(void)
{
int qlen, j, k, junk, fd[MAXBACKLOG + 1];
struct t_call tcall;
Close(cfd);
Signal(SIGALRM, parent_alrm);
for (qlen = 0; qlen <= 14; qlen++) {
printf("qlen = %d: ", qlen);
Write(pfd, &qlen, sizeof(int)); /* tell child value */
Read(pfd, &junk, sizeof(int)); /* wait for child */
for (j = 0; j <= MAXBACKLOG; j++) {
fd[j] = T_open(XTI_TCP, O_RDWR, NULL);
T_bind(fd[j], NULL, NULL);
tcall.addr.maxlen = sizeof(serv);
tcall.addr.len = sizeof(serv);
tcall.addr.buf = &serv;
tcall.opt.len = 0;
tcall.udata.len = 0;
alarm(2);
if (t_connect(fd[j], &tcall, NULL) < 0) {
if (errno != EINTR)
err_xti("t_connect error, j = %d", j);
printf("timeout, %d connections completed\n", j-1);
for (k = 1; k < j; k++)
T_close(fd[k]);
break; /* next value of qlen */
}
alarm(0);
}
if (j > MAXBACKLOG)
printf("%d connections?\n", MAXBACKLOG);
}
qlen = -1; /* tell child we're all done */
Write(pfd, &qlen, sizeof(int));
}
int
main(int argc, char **argv)
{
int tfd, n, flags;
char recvline[MAXLINE + 1];
struct sockaddr_in servaddr;
struct t_call tcall;
struct t_discon tdiscon;
if (argc != 2)
err_quit("usage: daytimecli01 <IPaddress>");
tfd = T_open(XTI_TCP, O_RDWR, NULL);
T_bind(tfd, NULL, NULL);
bzero(&servaddr, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons(13); /* daytime server */
Inet_pton(AF_INET, argv[1], &servaddr.sin_addr);
tcall.addr.maxlen = sizeof(servaddr);
tcall.addr.len = sizeof(servaddr);
tcall.addr.buf = &servaddr;
tcall.opt.len = 0; /* no options with connect */
tcall.udata.len = 0; /* no user data with connect */
if (t_connect(tfd, &tcall, NULL) < 0) {
if (t_errno == TLOOK) {
if ( (n = T_look(tfd)) == T_DISCONNECT) {
tdiscon.udata.maxlen = 0;
T_rcvdis(tfd, &tdiscon);
errno = tdiscon.reason;
err_sys("t_connect error");
} else
err_quit("unexpected event after t_connect: %d", n);
} else
err_xti("t_connect error");
}
/* end daytimecli1 */
/* include daytimecli2 */
for ( ; ; ) {
if ( (n = t_rcv(tfd, recvline, MAXLINE, &flags)) < 0) {
if (t_errno == TLOOK) {
if ( (n = T_look(tfd)) == T_ORDREL) {
T_rcvrel(tfd);
break;
} else if (n == T_DISCONNECT) {
tdiscon.udata.maxlen = 0;
T_rcvdis(tfd, &tdiscon);
errno = tdiscon.reason; /* probably ECONNRESET */
err_sys("server terminated prematurely");
} else
err_quit("unexpected event after t_rcv: %d", n);
} else
err_xti("t_rcv error");
}
recvline[n] = 0; /* null terminate */
fputs(recvline, stdout);
}
exit(0);
}
