xref: /freebsd/tools/regression/priv/priv_clock_settime.c (revision bdd1243df58e60e85101c09001d9812a789b6bc4)
1 /*-
2  * Copyright (c) 2006 nCircle Network Security, Inc.
3  * Copyright (c) 2007 Robert N. M. Watson
4  * All rights reserved.
5  *
6  * This software was developed by Robert N. M. Watson for the TrustedBSD
7  * Project under contract to nCircle Network Security, Inc.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR, NCIRCLE NETWORK SECURITY,
22  * INC., OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
24  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
25  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
26  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
27  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 /*
34  * Confirm that privilege is required to invoke clock_settime().  So as not
35  * to mess up the clock too much, first query the time, then immediately set
36  * it.  Test only CLOCK_REALTIME.
37  */
38 
39 #include <sys/time.h>
40 
41 #include <err.h>
42 #include <errno.h>
43 #include <unistd.h>
44 
45 #include "main.h"
46 
47 static struct timespec	the_time;
48 
49 int
50 priv_clock_settime_setup(int asroot, int injail, struct test *test)
51 {
52 
53 	if (clock_gettime(CLOCK_REALTIME, &the_time) < 0) {
54 		warn("priv_clock_settime_setup: "
55 		    "clock_gettime(CLOCK_REALTIME)");
56 		return (-1);
57 	}
58 	return (0);
59 }
60 
61 void
62 priv_clock_settime(int asroot, int injail, struct test *test)
63 {
64 	int error;
65 
66 	error = clock_settime(CLOCK_REALTIME, &the_time);
67 	if (asroot && injail)
68 		expect("priv_clock_settime(asroot, injail)", error, -1,
69 		    EPERM);
70 	if (asroot && !injail)
71 		expect("priv_clock_settime(asroot, !injail)", error, 0, 0);
72 	if (!asroot && injail)
73 		expect("priv_clock_settime(!asroot, injail)", error, -1,
74 		    EPERM);
75 	if (!asroot && !injail)
76 		expect("priv_clock_settime(!asroot, !injail", error, -1,
77 		    EPERM);
78 }
79 
80 void
81 priv_clock_settime_cleanup(int asroot, int injail, struct test *test)
82 {
83 
84 }
85