diff options
Diffstat (limited to 'contrib/netbsd-tests/kernel/t_rnd.c')
| -rw-r--r-- | contrib/netbsd-tests/kernel/t_rnd.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/kernel/t_rnd.c b/contrib/netbsd-tests/kernel/t_rnd.c new file mode 100644 index 000000000000..ae9ef5572023 --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_rnd.c @@ -0,0 +1,114 @@ +/* $NetBSD: t_rnd.c,v 1.10 2017/01/13 21:30:41 christos Exp $ */ + +/* + * Copyright (c) 2009 The NetBSD Foundation, Inc. + * 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 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> +__RCSID("$NetBSD: t_rnd.c,v 1.10 2017/01/13 21:30:41 christos Exp $"); + +#include <sys/types.h> +#include <sys/fcntl.h> +#include <sys/ioctl.h> +#include <sys/rndio.h> + +#include <atf-c.h> + +#include <rump/rump.h> +#include <rump/rump_syscalls.h> + +#include "h_macros.h" + +ATF_TC(RNDADDDATA); +ATF_TC_HEAD(RNDADDDATA, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Checks ioctl(RNDADDDATA) (PR kern/42020)"); +} + +/* Adapted from example provided by Juho Salminen in the noted PR. */ +ATF_TC_BODY(RNDADDDATA, tc) +{ + rnddata_t rd; + int fd; + + rump_init(); + fd = rump_sys_open("/dev/random", O_RDWR, 0); + if (fd == -1) + atf_tc_fail_errno("cannot open /dev/random"); + + rd.entropy = 1; + rd.len = 1; + if (rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1) + atf_tc_fail_errno("RNDADDDATA"); +} + +ATF_TC(RNDADDDATA2); +ATF_TC_HEAD(RNDADDDATA2, tc) +{ + atf_tc_set_md_var(tc, "descr", "checks ioctl(RNDADDDATA) deals with " + "garbage len field"); +} +ATF_TC_BODY(RNDADDDATA2, tc) +{ + rnddata_t rd; + int fd; + + rump_init(); + fd = rump_sys_open("/dev/random", O_RDWR, 0); + if (fd == -1) + atf_tc_fail_errno("cannot open /dev/random"); + + rd.entropy = 1; + rd.len = -1; + ATF_REQUIRE_ERRNO(EINVAL, rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1); +} + +ATF_TC(read_random); +ATF_TC_HEAD(read_random, tc) +{ + atf_tc_set_md_var(tc, "descr", "does reading /dev/random return " + "within reasonable time"); + atf_tc_set_md_var(tc, "timeout", "10"); +} + +ATF_TC_BODY(read_random, tc) +{ + char buf[128]; + int fd; + + rump_init(); + RL(fd = rump_sys_open("/dev/random", O_RDONLY)); + RL(rump_sys_read(fd, buf, sizeof(buf))); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, RNDADDDATA); + ATF_TP_ADD_TC(tp, RNDADDDATA2); + ATF_TP_ADD_TC(tp, read_random); + + return atf_no_error(); +} |