115 lines
3.1 KiB
C
115 lines
3.1 KiB
C
/* $NetBSD: t_rnd.c,v 1.10 2017/01/13 21:30:41 christos Exp $ */
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/*
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* Copyright (c) 2009 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: t_rnd.c,v 1.10 2017/01/13 21:30:41 christos Exp $");
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#include <sys/types.h>
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#include <sys/fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/rndio.h>
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#include <atf-c.h>
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#include <rump/rump.h>
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#include <rump/rump_syscalls.h>
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#include "h_macros.h"
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ATF_TC(RNDADDDATA);
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ATF_TC_HEAD(RNDADDDATA, tc)
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{
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atf_tc_set_md_var(tc, "descr",
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"Checks ioctl(RNDADDDATA) (PR kern/42020)");
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}
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/* Adapted from example provided by Juho Salminen in the noted PR. */
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ATF_TC_BODY(RNDADDDATA, tc)
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{
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rnddata_t rd;
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int fd;
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rump_init();
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fd = rump_sys_open("/dev/random", O_RDWR, 0);
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if (fd == -1)
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atf_tc_fail_errno("cannot open /dev/random");
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rd.entropy = 1;
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rd.len = 1;
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if (rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1)
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atf_tc_fail_errno("RNDADDDATA");
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}
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ATF_TC(RNDADDDATA2);
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ATF_TC_HEAD(RNDADDDATA2, tc)
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{
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atf_tc_set_md_var(tc, "descr", "checks ioctl(RNDADDDATA) deals with "
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"garbage len field");
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}
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ATF_TC_BODY(RNDADDDATA2, tc)
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{
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rnddata_t rd;
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int fd;
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rump_init();
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fd = rump_sys_open("/dev/random", O_RDWR, 0);
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if (fd == -1)
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atf_tc_fail_errno("cannot open /dev/random");
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rd.entropy = 1;
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rd.len = -1;
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ATF_REQUIRE_ERRNO(EINVAL, rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1);
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}
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ATF_TC(read_random);
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ATF_TC_HEAD(read_random, tc)
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{
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atf_tc_set_md_var(tc, "descr", "does reading /dev/random return "
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"within reasonable time");
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atf_tc_set_md_var(tc, "timeout", "10");
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}
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ATF_TC_BODY(read_random, tc)
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{
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char buf[128];
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int fd;
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rump_init();
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RL(fd = rump_sys_open("/dev/random", O_RDONLY));
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RL(rump_sys_read(fd, buf, sizeof(buf)));
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, RNDADDDATA);
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ATF_TP_ADD_TC(tp, RNDADDDATA2);
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ATF_TP_ADD_TC(tp, read_random);
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return atf_no_error();
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}
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