1f08c3bdfSopenharmony_ci// SPDX-License-Identifier: GPL-2.0
2f08c3bdfSopenharmony_ci/*
3f08c3bdfSopenharmony_ci * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
4f08c3bdfSopenharmony_ci *	Author: William Roske
5f08c3bdfSopenharmony_ci *	Co-pilot: Dave Fenner
6f08c3bdfSopenharmony_ci * Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
7f08c3bdfSopenharmony_ci */
8f08c3bdfSopenharmony_ci
9f08c3bdfSopenharmony_ci/*\
10f08c3bdfSopenharmony_ci * [Description]
11f08c3bdfSopenharmony_ci *
12f08c3bdfSopenharmony_ci * Verify the basic functionality of setreuid(2) system call when executed
13f08c3bdfSopenharmony_ci * as non-root user.
14f08c3bdfSopenharmony_ci */
15f08c3bdfSopenharmony_ci
16f08c3bdfSopenharmony_ci#include "tst_test.h"
17f08c3bdfSopenharmony_ci#include "compat_tst_16.h"
18f08c3bdfSopenharmony_ci
19f08c3bdfSopenharmony_cistatic uid_t ruid, euid;
20f08c3bdfSopenharmony_ci
21f08c3bdfSopenharmony_cistatic void run(void)
22f08c3bdfSopenharmony_ci{
23f08c3bdfSopenharmony_ci	ruid = getuid();
24f08c3bdfSopenharmony_ci	UID16_CHECK(ruid, setreuid);
25f08c3bdfSopenharmony_ci
26f08c3bdfSopenharmony_ci	euid = geteuid();
27f08c3bdfSopenharmony_ci	UID16_CHECK(euid, setreuid);
28f08c3bdfSopenharmony_ci
29f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(-1, -1));
30f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(-1, euid));
31f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(ruid, -1));
32f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(-1, ruid));
33f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(euid, -1));
34f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(euid, euid));
35f08c3bdfSopenharmony_ci	TST_EXP_PASS(SETREUID(ruid, ruid));
36f08c3bdfSopenharmony_ci}
37f08c3bdfSopenharmony_ci
38f08c3bdfSopenharmony_cistatic struct tst_test test = {
39f08c3bdfSopenharmony_ci	.test_all = run
40f08c3bdfSopenharmony_ci};
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