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: stable/10/tools/regression/priv/priv_kenv_set.c 172106 2007-09-09 23:08:39Z rwatson $
31 */
32
33 /*
34 * Test that setting a kernel environment variable requires privilege.
35 */
36
37 #include <sys/types.h>
38
39 #include <err.h>
40 #include <errno.h>
41 #include <kenv.h>
42 #include <string.h>
43 #include <unistd.h>
44
45 #include "main.h"
46
47 int
priv_kenv_set_setup(int asroot,int injail,struct test * test)48 priv_kenv_set_setup(int asroot, int injail, struct test *test)
49 {
50
51 (void)kenv(KENV_UNSET, KENV_VAR_NAME, NULL, 0);
52 return (0);
53 }
54
55 void
priv_kenv_set(int asroot,int injail,struct test * test)56 priv_kenv_set(int asroot, int injail, struct test *test)
57 {
58 int error;
59
60 error = kenv(KENV_SET, KENV_VAR_NAME, KENV_VAR_VALUE, KENV_VAR_LEN);
61 if (asroot && injail)
62 expect("priv_kenv_set(asroot, injail)", error, -1, EPERM);
63 if (asroot && !injail)
64 expect("priv_kenv_set(asroot, !injail)", error, 0, 0);
65 if (!asroot && injail)
66 expect("priv_kenv_set(!asroot, injail)", error, -1, EPERM);
67 if (!asroot && !injail)
68 expect("priv_kenv_set(!asroot, !injail)", error, -1, EPERM);
69 }
70
71 void
priv_kenv_set_cleanup(int asroot,int injail,struct test * test)72 priv_kenv_set_cleanup(int asroot, int injail, struct test *test)
73 {
74
75 (void)kenv(KENV_UNSET, KENV_VAR_NAME, NULL, 0);
76 }
77