1*49cdfc7eSAndroid Build Coastguard Worker //SPDX-License-Identifier: GPL-2.0-or-later
2*49cdfc7eSAndroid Build Coastguard Worker /*
3*49cdfc7eSAndroid Build Coastguard Worker * Copyright (c) International Business Machines Corp., 2001
4*49cdfc7eSAndroid Build Coastguard Worker * Copyright (c) Linux Test Project, 2003-2023
5*49cdfc7eSAndroid Build Coastguard Worker * Ported by Wayne Boyer
6*49cdfc7eSAndroid Build Coastguard Worker */
7*49cdfc7eSAndroid Build Coastguard Worker
8*49cdfc7eSAndroid Build Coastguard Worker /*\
9*49cdfc7eSAndroid Build Coastguard Worker *[Description]
10*49cdfc7eSAndroid Build Coastguard Worker *
11*49cdfc7eSAndroid Build Coastguard Worker * Check that geteuid() return value matches value from /proc/self/status.
12*49cdfc7eSAndroid Build Coastguard Worker */
13*49cdfc7eSAndroid Build Coastguard Worker
14*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
15*49cdfc7eSAndroid Build Coastguard Worker #include "compat_tst_16.h"
16*49cdfc7eSAndroid Build Coastguard Worker
verify_geteuid(void)17*49cdfc7eSAndroid Build Coastguard Worker static void verify_geteuid(void)
18*49cdfc7eSAndroid Build Coastguard Worker {
19*49cdfc7eSAndroid Build Coastguard Worker long uid[4];
20*49cdfc7eSAndroid Build Coastguard Worker
21*49cdfc7eSAndroid Build Coastguard Worker TST_EXP_POSITIVE(GETEUID(), "geteuid()");
22*49cdfc7eSAndroid Build Coastguard Worker
23*49cdfc7eSAndroid Build Coastguard Worker if (!TST_PASS)
24*49cdfc7eSAndroid Build Coastguard Worker return;
25*49cdfc7eSAndroid Build Coastguard Worker
26*49cdfc7eSAndroid Build Coastguard Worker SAFE_FILE_LINES_SCANF("/proc/self/status", "Uid: %ld %ld %ld %ld",
27*49cdfc7eSAndroid Build Coastguard Worker &uid[0], &uid[1], &uid[2], &uid[3]);
28*49cdfc7eSAndroid Build Coastguard Worker
29*49cdfc7eSAndroid Build Coastguard Worker TST_EXP_EXPR(TST_RET == uid[1],
30*49cdfc7eSAndroid Build Coastguard Worker "geteuid() ret %ld == /proc/self/status EUID: %ld",
31*49cdfc7eSAndroid Build Coastguard Worker TST_RET, uid[1]);
32*49cdfc7eSAndroid Build Coastguard Worker }
33*49cdfc7eSAndroid Build Coastguard Worker
34*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
35*49cdfc7eSAndroid Build Coastguard Worker .test_all = verify_geteuid,
36*49cdfc7eSAndroid Build Coastguard Worker };
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