18a272653SPeter Holm /*-
28a272653SPeter Holm * Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
38a272653SPeter Holm * All rights reserved.
48a272653SPeter Holm *
58a272653SPeter Holm * Redistribution and use in source and binary forms, with or without
68a272653SPeter Holm * modification, are permitted provided that the following conditions
78a272653SPeter Holm * are met:
88a272653SPeter Holm * 1. Redistributions of source code must retain the above copyright
98a272653SPeter Holm * notice, this list of conditions and the following disclaimer.
108a272653SPeter Holm * 2. Redistributions in binary form must reproduce the above copyright
118a272653SPeter Holm * notice, this list of conditions and the following disclaimer in the
128a272653SPeter Holm * documentation and/or other materials provided with the distribution.
138a272653SPeter Holm *
148a272653SPeter Holm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
158a272653SPeter Holm * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
168a272653SPeter Holm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
178a272653SPeter Holm * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
188a272653SPeter Holm * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
198a272653SPeter Holm * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
208a272653SPeter Holm * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
218a272653SPeter Holm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
228a272653SPeter Holm * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
238a272653SPeter Holm * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
248a272653SPeter Holm * SUCH DAMAGE.
258a272653SPeter Holm *
268a272653SPeter Holm */
278a272653SPeter Holm
288a272653SPeter Holm /* Test PTYs */
298a272653SPeter Holm
308a272653SPeter Holm #include <sys/types.h>
318a272653SPeter Holm #include <sys/ioctl.h>
328a272653SPeter Holm #include <err.h>
338a272653SPeter Holm #include <libutil.h>
348a272653SPeter Holm #include <stdio.h>
358a272653SPeter Holm #include <stdlib.h>
368a272653SPeter Holm #include <termios.h>
378a272653SPeter Holm #include <unistd.h>
388a272653SPeter Holm
398a272653SPeter Holm #include "stress.h"
408a272653SPeter Holm
418a272653SPeter Holm #define TXT "Hello, world!"
428a272653SPeter Holm
438a272653SPeter Holm int
setup(int nb __unused)448a272653SPeter Holm setup(int nb __unused)
458a272653SPeter Holm {
468a272653SPeter Holm return (0);
478a272653SPeter Holm }
488a272653SPeter Holm
498a272653SPeter Holm void
cleanup(void)508a272653SPeter Holm cleanup(void)
518a272653SPeter Holm {
528a272653SPeter Holm }
538a272653SPeter Holm
548a272653SPeter Holm int
test(void)558a272653SPeter Holm test(void)
568a272653SPeter Holm {
578a272653SPeter Holm struct termios tios;
588a272653SPeter Holm int i, master, slave;
598a272653SPeter Holm int s[32], m[32];
608a272653SPeter Holm char buf[512], slname[1025];
618a272653SPeter Holm
628a272653SPeter Holm for (i = 0; i < 32; i++) {
638a272653SPeter Holm if (openpty(&m[i], &s[i], slname, NULL, NULL) == -1)
648a272653SPeter Holm err(1, "openpty");
658a272653SPeter Holm }
668a272653SPeter Holm for (i = 0; i < 32; i++) {
678a272653SPeter Holm close(m[i]);
688a272653SPeter Holm close(s[i]);
698a272653SPeter Holm }
708a272653SPeter Holm
718a272653SPeter Holm for (i = 0; i < 1024; i++) {
728a272653SPeter Holm if (openpty(&m[0], &s[0], slname, NULL, NULL) == -1)
738a272653SPeter Holm err(1, "openpty");
748a272653SPeter Holm close(m[0]);
758a272653SPeter Holm close(s[0]);
768a272653SPeter Holm }
778a272653SPeter Holm
788a272653SPeter Holm for (i = 0; i < 10 && done_testing == 0; i++) {
798a272653SPeter Holm if (openpty(&master, &slave, slname, NULL, NULL) == -1)
808a272653SPeter Holm err(1, "openpty");
818a272653SPeter Holm if ((i & 1) == 0) {
828a272653SPeter Holm if (close(master) == -1)
838a272653SPeter Holm err(1, "close(master)");
848a272653SPeter Holm if (close(slave) == -1)
858a272653SPeter Holm err(1, "close(%s)", slname);
868a272653SPeter Holm } else {
878a272653SPeter Holm if (close(slave) == -1)
888a272653SPeter Holm err(1, "close(%s)", slname);
898a272653SPeter Holm if (close(master) == -1)
908a272653SPeter Holm err(1, "close(master)");
918a272653SPeter Holm }
928a272653SPeter Holm }
938a272653SPeter Holm
948a272653SPeter Holm if (openpty(&master, &slave, slname, NULL, NULL) == -1)
958a272653SPeter Holm err(1, "openpty");
968a272653SPeter Holm if (tcgetattr(slave, &tios) < 0)
978a272653SPeter Holm err(1, "tcgetattr(%s)", slname);
988a272653SPeter Holm cfmakeraw(&tios);
998a272653SPeter Holm if (tcsetattr(slave, TCSAFLUSH, &tios) < 0)
1008a272653SPeter Holm err(1, "tcsetattr(%s)", slname);
1018a272653SPeter Holm
1028a272653SPeter Holm for (i = 0; i < 64 && done_testing == 0; i++) {
1038a272653SPeter Holm if (write(master, TXT, sizeof(TXT)) == -1)
1048a272653SPeter Holm err(1, "write");
1058a272653SPeter Holm if (read(slave, buf, sizeof(TXT)) == -1)
1068a272653SPeter Holm err(1, "read(%s)", slname);
1078a272653SPeter Holm }
1088a272653SPeter Holm close(master);
1098a272653SPeter Holm close(slave);
1108a272653SPeter Holm return (0);
1118a272653SPeter Holm }
112