/*- * Copyright (c) 2008 Peter Holm * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ /* Test PTYs */ #include #include #include #include #include #include #include #include #include "stress.h" #define TXT "Hello, world!" int setup(int nb __unused) { return (0); } void cleanup(void) { } int test(void) { struct termios tios; int i, master, slave; int s[32], m[32]; char buf[512], slname[1025]; for (i = 0; i < 32; i++) { if (openpty(&m[i], &s[i], slname, NULL, NULL) == -1) err(1, "openpty"); } for (i = 0; i < 32; i++) { close(m[i]); close(s[i]); } for (i = 0; i < 1024; i++) { if (openpty(&m[0], &s[0], slname, NULL, NULL) == -1) err(1, "openpty"); close(m[0]); close(s[0]); } for (i = 0; i < 10 && done_testing == 0; i++) { if (openpty(&master, &slave, slname, NULL, NULL) == -1) err(1, "openpty"); if ((i & 1) == 0) { if (close(master) == -1) err(1, "close(master)"); if (close(slave) == -1) err(1, "close(%s)", slname); } else { if (close(slave) == -1) err(1, "close(%s)", slname); if (close(master) == -1) err(1, "close(master)"); } } if (openpty(&master, &slave, slname, NULL, NULL) == -1) err(1, "openpty"); if (tcgetattr(slave, &tios) < 0) err(1, "tcgetattr(%s)", slname); cfmakeraw(&tios); if (tcsetattr(slave, TCSAFLUSH, &tios) < 0) err(1, "tcsetattr(%s)", slname); for (i = 0; i < 64 && done_testing == 0; i++) { if (write(master, TXT, sizeof(TXT)) == -1) err(1, "write"); if (read(slave, buf, sizeof(TXT)) == -1) err(1, "read(%s)", slname); } close(master); close(slave); return (0); }