1*57718be8SEnji Cooper /* $NetBSD: t_pr.c,v 1.7 2011/04/26 20:42:01 martin Exp $ */ 2*57718be8SEnji Cooper 3*57718be8SEnji Cooper /*- 4*57718be8SEnji Cooper * Copyright (c) 2010, 2011 The NetBSD Foundation, Inc. 5*57718be8SEnji Cooper * All rights reserved. 6*57718be8SEnji Cooper * 7*57718be8SEnji Cooper * This code is derived from software contributed to The NetBSD Foundation 8*57718be8SEnji Cooper * by Antti Kantee <pooka@NetBSD.org> and Martin Husemann <martin@NetBSD.org>. 9*57718be8SEnji Cooper * 10*57718be8SEnji Cooper * Redistribution and use in source and binary forms, with or without 11*57718be8SEnji Cooper * modification, are permitted provided that the following conditions 12*57718be8SEnji Cooper * are met: 13*57718be8SEnji Cooper * 1. Redistributions of source code must retain the above copyright 14*57718be8SEnji Cooper * notice, this list of conditions and the following disclaimer. 15*57718be8SEnji Cooper * 2. Redistributions in binary form must reproduce the above copyright 16*57718be8SEnji Cooper * notice, this list of conditions and the following disclaimer in the 17*57718be8SEnji Cooper * documentation and/or other materials provided with the distribution. 18*57718be8SEnji Cooper * 19*57718be8SEnji Cooper * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20*57718be8SEnji Cooper * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21*57718be8SEnji Cooper * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22*57718be8SEnji Cooper * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23*57718be8SEnji Cooper * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24*57718be8SEnji Cooper * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25*57718be8SEnji Cooper * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26*57718be8SEnji Cooper * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27*57718be8SEnji Cooper * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28*57718be8SEnji Cooper * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29*57718be8SEnji Cooper * POSSIBILITY OF SUCH DAMAGE. 30*57718be8SEnji Cooper */ 31*57718be8SEnji Cooper 32*57718be8SEnji Cooper #include <sys/types.h> 33*57718be8SEnji Cooper #include <sys/ioctl.h> 34*57718be8SEnji Cooper #include <sys/tty.h> 35*57718be8SEnji Cooper 36*57718be8SEnji Cooper #include <atf-c.h> 37*57718be8SEnji Cooper #include <fcntl.h> 38*57718be8SEnji Cooper 39*57718be8SEnji Cooper #include <stdio.h> 40*57718be8SEnji Cooper #include <string.h> 41*57718be8SEnji Cooper #include <errno.h> 42*57718be8SEnji Cooper #include <rump/rump.h> 43*57718be8SEnji Cooper #include <rump/rump_syscalls.h> 44*57718be8SEnji Cooper 45*57718be8SEnji Cooper static int 46*57718be8SEnji Cooper sendsome(int from, int to) 47*57718be8SEnji Cooper { 48*57718be8SEnji Cooper size_t i; 49*57718be8SEnji Cooper ssize_t cnt; 50*57718be8SEnji Cooper static const char msg[] = "hello world\n"; 51*57718be8SEnji Cooper char buf[sizeof(msg)+10]; 52*57718be8SEnji Cooper 53*57718be8SEnji Cooper memset(buf, 0, sizeof(buf)); 54*57718be8SEnji Cooper rump_sys_write(from, msg, strlen(msg)); 55*57718be8SEnji Cooper cnt = rump_sys_read(to, buf, sizeof(buf)); 56*57718be8SEnji Cooper if (cnt < (ssize_t)strlen(msg)) { 57*57718be8SEnji Cooper printf("short message read: %zd chars: \"%s\"\n", cnt, buf); 58*57718be8SEnji Cooper return 1; 59*57718be8SEnji Cooper } 60*57718be8SEnji Cooper for (i = 0; i < sizeof(buf); i++) { 61*57718be8SEnji Cooper if (buf[i] == '\r' || buf[i] == '\n') { 62*57718be8SEnji Cooper buf[i] = '\n'; 63*57718be8SEnji Cooper buf[i+1] = '\0'; 64*57718be8SEnji Cooper break; 65*57718be8SEnji Cooper } 66*57718be8SEnji Cooper } 67*57718be8SEnji Cooper 68*57718be8SEnji Cooper return strcmp(buf, msg) != 0; 69*57718be8SEnji Cooper } 70*57718be8SEnji Cooper 71*57718be8SEnji Cooper static int 72*57718be8SEnji Cooper exercise_ptytty(int master, int slave) 73*57718be8SEnji Cooper { 74*57718be8SEnji Cooper int error, flags; 75*57718be8SEnji Cooper 76*57718be8SEnji Cooper /* 77*57718be8SEnji Cooper * send a few bytes from master to slave and read them back 78*57718be8SEnji Cooper */ 79*57718be8SEnji Cooper error = sendsome(master, slave); 80*57718be8SEnji Cooper if (error) 81*57718be8SEnji Cooper return error; 82*57718be8SEnji Cooper 83*57718be8SEnji Cooper flags = FREAD|FWRITE; 84*57718be8SEnji Cooper rump_sys_ioctl(master, TIOCFLUSH, &flags); 85*57718be8SEnji Cooper 86*57718be8SEnji Cooper /* 87*57718be8SEnji Cooper * and the same in the other direction 88*57718be8SEnji Cooper */ 89*57718be8SEnji Cooper error = sendsome(slave, master); 90*57718be8SEnji Cooper if (error) 91*57718be8SEnji Cooper return error; 92*57718be8SEnji Cooper 93*57718be8SEnji Cooper flags = FREAD|FWRITE; 94*57718be8SEnji Cooper rump_sys_ioctl(master, TIOCFLUSH, &flags); 95*57718be8SEnji Cooper return 0; 96*57718be8SEnji Cooper } 97*57718be8SEnji Cooper 98*57718be8SEnji Cooper ATF_TC(client_first); 99*57718be8SEnji Cooper ATF_TC_HEAD(client_first, tc) 100*57718be8SEnji Cooper { 101*57718be8SEnji Cooper 102*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", 103*57718be8SEnji Cooper "test basic tty/pty operation when opening client side first"); 104*57718be8SEnji Cooper } 105*57718be8SEnji Cooper 106*57718be8SEnji Cooper ATF_TC_BODY(client_first, tc) 107*57718be8SEnji Cooper { 108*57718be8SEnji Cooper int master, slave, error, v; 109*57718be8SEnji Cooper 110*57718be8SEnji Cooper rump_init(); 111*57718be8SEnji Cooper slave = rump_sys_open("/dev/ttyp1", O_RDWR|O_NONBLOCK); 112*57718be8SEnji Cooper ATF_CHECK(slave != -1); 113*57718be8SEnji Cooper 114*57718be8SEnji Cooper master = rump_sys_open("/dev/ptyp1", O_RDWR); 115*57718be8SEnji Cooper ATF_CHECK(master != -1); 116*57718be8SEnji Cooper 117*57718be8SEnji Cooper v = 0; 118*57718be8SEnji Cooper rump_sys_ioctl(slave, FIOASYNC, &v); 119*57718be8SEnji Cooper error = exercise_ptytty(master, slave); 120*57718be8SEnji Cooper ATF_CHECK(error == 0); 121*57718be8SEnji Cooper 122*57718be8SEnji Cooper rump_sys_close(master); 123*57718be8SEnji Cooper rump_sys_close(slave); 124*57718be8SEnji Cooper } 125*57718be8SEnji Cooper 126*57718be8SEnji Cooper ATF_TC(master_first); 127*57718be8SEnji Cooper ATF_TC_HEAD(master_first, tc) 128*57718be8SEnji Cooper { 129*57718be8SEnji Cooper 130*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", 131*57718be8SEnji Cooper "test basic tty/pty operation when opening master side first"); 132*57718be8SEnji Cooper } 133*57718be8SEnji Cooper 134*57718be8SEnji Cooper ATF_TC_BODY(master_first, tc) 135*57718be8SEnji Cooper { 136*57718be8SEnji Cooper int master, slave, error; 137*57718be8SEnji Cooper 138*57718be8SEnji Cooper rump_init(); 139*57718be8SEnji Cooper master = rump_sys_open("/dev/ptyp1", O_RDWR); 140*57718be8SEnji Cooper ATF_CHECK(master != -1); 141*57718be8SEnji Cooper 142*57718be8SEnji Cooper slave = rump_sys_open("/dev/ttyp1", O_RDWR); 143*57718be8SEnji Cooper ATF_CHECK(slave != -1); 144*57718be8SEnji Cooper 145*57718be8SEnji Cooper error = exercise_ptytty(master, slave); 146*57718be8SEnji Cooper ATF_CHECK(error == 0); 147*57718be8SEnji Cooper 148*57718be8SEnji Cooper rump_sys_close(master); 149*57718be8SEnji Cooper rump_sys_close(slave); 150*57718be8SEnji Cooper } 151*57718be8SEnji Cooper 152*57718be8SEnji Cooper ATF_TC(ptyioctl); 153*57718be8SEnji Cooper ATF_TC_HEAD(ptyioctl, tc) 154*57718be8SEnji Cooper { 155*57718be8SEnji Cooper 156*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", 157*57718be8SEnji Cooper "ioctl on pty with client side not open"); 158*57718be8SEnji Cooper } 159*57718be8SEnji Cooper 160*57718be8SEnji Cooper ATF_TC_BODY(ptyioctl, tc) 161*57718be8SEnji Cooper { 162*57718be8SEnji Cooper struct termios tio; 163*57718be8SEnji Cooper int fd; 164*57718be8SEnji Cooper 165*57718be8SEnji Cooper rump_init(); 166*57718be8SEnji Cooper fd = rump_sys_open("/dev/ptyp1", O_RDWR); 167*57718be8SEnji Cooper ATF_CHECK(fd != -1); 168*57718be8SEnji Cooper 169*57718be8SEnji Cooper /* 170*57718be8SEnji Cooper * This used to die with null deref under ptcwakeup() 171*57718be8SEnji Cooper * atf_tc_expect_signal(-1, "PR kern/40688"); 172*57718be8SEnji Cooper */ 173*57718be8SEnji Cooper rump_sys_ioctl(fd, TIOCGETA, &tio); 174*57718be8SEnji Cooper 175*57718be8SEnji Cooper rump_sys_close(fd); 176*57718be8SEnji Cooper } 177*57718be8SEnji Cooper 178*57718be8SEnji Cooper ATF_TP_ADD_TCS(tp) 179*57718be8SEnji Cooper { 180*57718be8SEnji Cooper 181*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, ptyioctl); 182*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, client_first); 183*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, master_first); 184*57718be8SEnji Cooper 185*57718be8SEnji Cooper return atf_no_error(); 186*57718be8SEnji Cooper } 187