xref: /xnu-8796.121.2/tests/ipc/task_name_for_pid.c (revision c54f35ca767986246321eb901baf8f5ff7923f6a)
1*c54f35caSApple OSS Distributions /*
2*c54f35caSApple OSS Distributions  * Copyright (c) 2022 Apple Computer, Inc. All rights reserved.
3*c54f35caSApple OSS Distributions  *
4*c54f35caSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*c54f35caSApple OSS Distributions  *
6*c54f35caSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*c54f35caSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*c54f35caSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*c54f35caSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*c54f35caSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*c54f35caSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*c54f35caSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*c54f35caSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*c54f35caSApple OSS Distributions  *
15*c54f35caSApple OSS Distributions  * Please obtain a copy of the License at
16*c54f35caSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*c54f35caSApple OSS Distributions  *
18*c54f35caSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*c54f35caSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*c54f35caSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*c54f35caSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*c54f35caSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*c54f35caSApple OSS Distributions  * Please see the License for the specific language governing rights and
24*c54f35caSApple OSS Distributions  * limitations under the License.
25*c54f35caSApple OSS Distributions  *
26*c54f35caSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*c54f35caSApple OSS Distributions  */
28*c54f35caSApple OSS Distributions 
29*c54f35caSApple OSS Distributions 
30*c54f35caSApple OSS Distributions #include <unistd.h>
31*c54f35caSApple OSS Distributions #include <darwintest.h>
32*c54f35caSApple OSS Distributions #include <mach/mach.h>
33*c54f35caSApple OSS Distributions #include <drop_priv.h>
34*c54f35caSApple OSS Distributions T_GLOBAL_META(
35*c54f35caSApple OSS Distributions 	T_META_NAMESPACE("xnu.ipc"),
36*c54f35caSApple OSS Distributions 	T_META_RADAR_COMPONENT_NAME("xnu"),
37*c54f35caSApple OSS Distributions 	T_META_RADAR_COMPONENT_VERSION("IPC"),
38*c54f35caSApple OSS Distributions 	T_META_RUN_CONCURRENTLY(true));
39*c54f35caSApple OSS Distributions 
40*c54f35caSApple OSS Distributions T_DECL(task_name_for_pid_entitlement, "Test that task_name_for_pid suceeds with entitlement",
41*c54f35caSApple OSS Distributions     T_META_ASROOT(false),
42*c54f35caSApple OSS Distributions     T_META_CHECK_LEAKS(false))
43*c54f35caSApple OSS Distributions {
44*c54f35caSApple OSS Distributions 	kern_return_t kr;
45*c54f35caSApple OSS Distributions 	mach_port_t tname;
46*c54f35caSApple OSS Distributions 	pid_t pid;
47*c54f35caSApple OSS Distributions 	T_SETUPBEGIN;
48*c54f35caSApple OSS Distributions 	T_ASSERT_NE(getuid(), 0, "test should not be root uid");
49*c54f35caSApple OSS Distributions 	T_SETUPEND;
50*c54f35caSApple OSS Distributions 	// launchd has root uid/gid so we know that we must be hitting the entitlement check here.
51*c54f35caSApple OSS Distributions 	kr = task_name_for_pid(mach_task_self(), 1, &tname);
52*c54f35caSApple OSS Distributions 	T_ASSERT_MACH_SUCCESS(kr, "task_name_for_pid should succeed on launchd (pid 1)");
53*c54f35caSApple OSS Distributions 	pid_for_task(tname, &pid);
54*c54f35caSApple OSS Distributions 	T_ASSERT_EQ(pid, 1, "pid_for_task should return pid for launchd (pid 1)");
55*c54f35caSApple OSS Distributions 
56*c54f35caSApple OSS Distributions 	mach_port_deallocate(mach_task_self(), tname);
57*c54f35caSApple OSS Distributions }
58