1 /* $NetBSD: t_rnd.c,v 1.6 2015/04/13 22:24:34 riastradh Exp $ */
2
3 /*
4 * Copyright (c) 2009 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __RCSID("$NetBSD: t_rnd.c,v 1.6 2015/04/13 22:24:34 riastradh Exp $");
31
32 #include <sys/types.h>
33 #include <sys/fcntl.h>
34 #include <sys/ioctl.h>
35 #include <sys/rndio.h>
36
37 #include <atf-c.h>
38
39 #include <rump/rump.h>
40 #include <rump/rump_syscalls.h>
41
42 #include "../h_macros.h"
43
44 ATF_TC(RNDADDDATA);
ATF_TC_HEAD(RNDADDDATA,tc)45 ATF_TC_HEAD(RNDADDDATA, tc)
46 {
47 atf_tc_set_md_var(tc, "descr",
48 "Checks ioctl(RNDADDDATA) (PR kern/42020)");
49 }
50
51 /* Adapted from example provided by Juho Salminen in the noted PR. */
ATF_TC_BODY(RNDADDDATA,tc)52 ATF_TC_BODY(RNDADDDATA, tc)
53 {
54 rnddata_t rd;
55 int fd;
56
57 rump_init();
58 fd = rump_sys_open("/dev/random", O_RDWR, 0);
59 if (fd == -1)
60 atf_tc_fail_errno("cannot open /dev/random");
61
62 rd.entropy = 1;
63 rd.len = 1;
64 if (rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1)
65 atf_tc_fail_errno("RNDADDDATA");
66 }
67
68 ATF_TC(RNDADDDATA2);
ATF_TC_HEAD(RNDADDDATA2,tc)69 ATF_TC_HEAD(RNDADDDATA2, tc)
70 {
71 atf_tc_set_md_var(tc, "descr", "checks ioctl(RNDADDDATA) deals with "
72 "garbage len field");
73 }
ATF_TC_BODY(RNDADDDATA2,tc)74 ATF_TC_BODY(RNDADDDATA2, tc)
75 {
76 rnddata_t rd;
77 int fd;
78
79 rump_init();
80 fd = rump_sys_open("/dev/random", O_RDWR, 0);
81 if (fd == -1)
82 atf_tc_fail_errno("cannot open /dev/random");
83
84 rd.entropy = 1;
85 rd.len = -1;
86 ATF_REQUIRE_ERRNO(EINVAL, rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1);
87 }
88
ATF_TP_ADD_TCS(tp)89 ATF_TP_ADD_TCS(tp)
90 {
91 ATF_TP_ADD_TC(tp, RNDADDDATA);
92 ATF_TP_ADD_TC(tp, RNDADDDATA2);
93
94 return atf_no_error();
95 }
96