diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/ttyio/t_ptm.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libc/ttyio/t_ptm.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/ttyio/t_ptm.c b/contrib/netbsd-tests/lib/libc/ttyio/t_ptm.c new file mode 100644 index 0000000..5346898 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/ttyio/t_ptm.c @@ -0,0 +1,174 @@ +/* $NetBSD: t_ptm.c,v 1.1 2011/01/13 03:19:57 pgoyette Exp $ */ + +/* + * Copyright (c) 2004, 2008 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Christos Zoulas. + * + * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +#include <sys/cdefs.h> +__COPYRIGHT("@(#) Copyright (c) 2008\ + The NetBSD Foundation, inc. All rights reserved."); +__RCSID("$NetBSD: t_ptm.c,v 1.1 2011/01/13 03:19:57 pgoyette Exp $"); + +#include <sys/ioctl.h> +#include <sys/stat.h> + +#include <errno.h> +#include <fcntl.h> +#include <grp.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <atf-c.h> + +#define REQUIRE_ERRNO(x, v) \ + ATF_REQUIRE_MSG(x != v, "%s: %s", #x, strerror(errno)) + +ATF_TC(ptm); + +ATF_TC_HEAD(ptm, tc) +{ + + atf_tc_set_md_var(tc, "descr", "Checks /dev/ptm device"); +} + +ATF_TC_BODY(ptm, tc) +{ + struct stat stm, sts; + struct ptmget ptm; + int fdm; + struct group *gp; + + if ((fdm = open("/dev/ptm", O_RDWR)) == -1) { + if (errno == ENOENT || errno == ENODEV) + atf_tc_skip("/dev/ptm: %s", strerror(errno)); + atf_tc_fail("/dev/ptm: %s", strerror(errno)); + } + + REQUIRE_ERRNO(fstat(fdm, &stm), -1); + ATF_REQUIRE_EQ(major(stm.st_rdev), 165); + REQUIRE_ERRNO(ioctl(fdm, TIOCPTMGET, &ptm), -1); + + ATF_REQUIRE_MSG(strncmp(ptm.cn, "/dev/pty", 8) == 0 + || strncmp(ptm.cn, "/dev/null", 9) == 0, + "bad master name: %s", ptm.cn); + + ATF_REQUIRE_MSG(strncmp(ptm.sn, "/dev/tty", 8) == 0 + || strncmp(ptm.sn, "/dev/pts/", 9) == 0, + "bad slave name: %s", ptm.sn); + + if (strncmp(ptm.cn, "/dev/null", 9) != 0) { + REQUIRE_ERRNO(fstat(ptm.cfd, &stm), -1); + REQUIRE_ERRNO(stat(ptm.cn, &sts), -1); + ATF_REQUIRE_EQ(stm.st_rdev, sts.st_rdev); + } + + REQUIRE_ERRNO(fstat(ptm.sfd, &stm), -1); + REQUIRE_ERRNO(stat(ptm.sn, &sts), -1); + ATF_REQUIRE_EQ(stm.st_rdev, sts.st_rdev); + + ATF_REQUIRE_EQ_MSG(sts.st_uid, getuid(), "bad slave uid"); + + ATF_REQUIRE_MSG((gp = getgrnam("tty")) != NULL, + "cannot find `tty' group"); + ATF_REQUIRE_EQ_MSG(sts.st_gid, gp->gr_gid, "bad slave grid"); + + (void)close(ptm.sfd); + (void)close(ptm.cfd); + (void)close(fdm); +} + +/* + * On NetBSD /dev/ptyp0 == /dev/pts/0 so we can check for major + * and minor device numbers. This check is non-portable. This + * check is now disabled because we might not have /dev/ptyp0 + * at all. + */ + +/* + * #define PTY_DEVNO_CHECK + */ + +ATF_TC(ptmx); + +ATF_TC_HEAD(ptmx, tc) +{ + + atf_tc_set_md_var(tc, "descr", "Checks /dev/ptmx device"); +} + +ATF_TC_BODY(ptmx, tc) +{ + struct stat stm, sts; + char *pty; + int fdm, fds; + struct group *gp; + + if ((fdm = posix_openpt(O_RDWR|O_NOCTTY)) == -1) { + if (errno == ENOENT || errno == ENODEV) + atf_tc_skip("/dev/ptmx: %s", strerror(errno)); + + atf_tc_fail("/dev/ptmx: %s", strerror(errno)); + } + + REQUIRE_ERRNO(fstat(fdm, &stm), -1); + +#ifdef PTY_DEVNO_CHECK + REQUIRE_ERRNO(stat("/dev/ptyp0", &sts), -1); + + ATF_REQUIRE_EQ_MSG(major(stm.st_rdev), major(sts.st_rdev), + "bad master major number"); +#endif + + REQUIRE_ERRNO(grantpt(fdm), -1); + REQUIRE_ERRNO(unlockpt(fdm), -1); + REQUIRE_ERRNO((pty = ptsname(fdm)), NULL); + + REQUIRE_ERRNO((fds = open(pty, O_RDWR|O_NOCTTY)), -1); + REQUIRE_ERRNO(fstat(fds, &sts), -1); + +#ifdef PTY_DEVNO_CHECK + ATF_REQUIRE_EQ_MSG(minor(stm.st_rdev), minor(sts.st_rdev), + "bad slave minor number"); +#endif + + ATF_REQUIRE_EQ_MSG(sts.st_uid, getuid(), "bad slave uid"); + ATF_REQUIRE_MSG((gp = getgrnam("tty")) != NULL, + "cannot find `tty' group"); + + ATF_REQUIRE_EQ_MSG(sts.st_gid, gp->gr_gid, "bad slave gid"); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, ptm); + ATF_TP_ADD_TC(tp, ptmx); + + return atf_no_error(); +} |
