xref: /xnu-10002.81.5/tests/game_mode_unentitled.c (revision 5e3eaea39dcf651e66cb99ba7d70e32cc4a99587)
1 /*
2  * Copyright (c) 2023 Apple Inc. All rights reserved.
3  *
4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5  *
6  * This file contains Original Code and/or Modifications of Original Code
7  * as defined in and that are subject to the Apple Public Source License
8  * Version 2.0 (the 'License'). You may not use this file except in
9  * compliance with the License. The rights granted to you under the License
10  * may not be used to create, or enable the creation or redistribution of,
11  * unlawful or unlicensed copies of an Apple operating system, or to
12  * circumvent, violate, or enable the circumvention or violation of, any
13  * terms of an Apple operating system software license agreement.
14  *
15  * Please obtain a copy of the License at
16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17  *
18  * The Original Code and all software distributed under the License are
19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23  * Please see the License for the specific language governing rights and
24  * limitations under the License.
25  *
26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27  */
28 
29 /* test that the header doesn't implicitly depend on others */
30 #include <sys/resource_private.h>
31 #include <sys/resource.h>
32 
33 #include <sys/types.h>
34 #include <unistd.h>
35 
36 #include <darwintest.h>
37 
38 T_GLOBAL_META(T_META_NAMESPACE("xnu.scheduler"),
39     T_META_RADAR_COMPONENT_NAME("xnu"),
40     T_META_RADAR_COMPONENT_VERSION("scheduler"),
41     T_META_OWNER("chimene"),
42     T_META_RUN_CONCURRENTLY(true));
43 
44 T_DECL(unentitled_game_mode, "game mode bit shouldn't work unentitled")
45 {
46 	T_LOG("uid: %d", getuid());
47 
48 	T_EXPECT_POSIX_FAILURE(setpriority(PRIO_DARWIN_GAME_MODE, 0, PRIO_DARWIN_GAME_MODE_ON),
49 	    EPERM, "setpriority(PRIO_DARWIN_GAME_MODE, 0, PRIO_DARWIN_GAME_MODE_ON)");
50 }
51 
52 T_DECL(unentitled_game_mode_read_root, "game mode bit should be readable as root",
53     T_META_ASROOT(true))
54 {
55 	T_LOG("uid: %d", getuid());
56 
57 	T_ASSERT_POSIX_SUCCESS(getpriority(PRIO_DARWIN_GAME_MODE, 0),
58 	    "getpriority(PRIO_DARWIN_GAME_MODE)");
59 }
60 
61 T_DECL(unentitled_game_mode_read_notroot, "game mode bit should not be readable as not root",
62     T_META_ASROOT(false))
63 {
64 	T_LOG("uid: %d", getuid());
65 
66 	T_EXPECT_POSIX_FAILURE(getpriority(PRIO_DARWIN_GAME_MODE, 0), EPERM,
67 	    "getpriority(PRIO_DARWIN_GAME_MODE)");
68 }
69