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syscalls/geteuid02: Convert into new api
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Also, use the same way as getuid03 to check
value in /proc/self/status instead of getpwuid().

Reviewed-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Yang Xu <xuyang2018.jy@fujitsu.com>
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xuyang0410 committed Jul 17, 2023
1 parent 56e7505 commit c73beca
Showing 1 changed file with 23 additions and 66 deletions.
89 changes: 23 additions & 66 deletions testcases/kernel/syscalls/geteuid/geteuid02.c
Original file line number Diff line number Diff line change
@@ -1,79 +1,36 @@
//SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* Ported by Wayne Boyer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* Copyright (c) Linux Test Project, 2003-2023
* Ported by Wayne Boyer
*/

#include <pwd.h>
#include <errno.h>

#include "test.h"
#include "compat_16.h"

TCID_DEFINE(geteuid02);
int TST_TOTAL = 1;
/*\
*[Description]
*
* Check that geteuid() return value matches value from /proc/self/status.
*/

static void setup(void);
static void cleanup(void);
#include "tst_test.h"
#include "compat_tst_16.h"

int main(int ac, char **av)
static void verify_geteuid(void)
{
struct passwd *pwent;
int lc;
uid_t uid;

tst_parse_opts(ac, av, NULL, NULL);

setup();
long uid[4];

for (lc = 0; TEST_LOOPING(lc); lc++) {
tst_count = 0;
TST_EXP_POSITIVE(GETEUID(), "geteuid()");

TEST(GETEUID(cleanup));
if (!TST_PASS)
return;

if (TEST_RETURN == -1)
tst_brkm(TBROK | TTERRNO, cleanup, "geteuid* failed");
SAFE_FILE_LINES_SCANF("/proc/self/status", "Uid: %ld %ld %ld %ld",
&uid[0], &uid[1], &uid[2], &uid[3]);

uid = geteuid();
pwent = getpwuid(uid);

if (pwent == NULL)
tst_resm(TFAIL | TERRNO, "getpwuid failed");

UID16_CHECK(pwent->pw_uid, geteuid, cleanup);
if (pwent->pw_uid != TEST_RETURN)
tst_resm(TFAIL, "getpwuid value, %d, "
"does not match geteuid "
"value, %ld", pwent->pw_uid,
TEST_RETURN);
else
tst_resm(TPASS, "values from geteuid "
"and getpwuid match");
}

cleanup();
tst_exit();
}

static void setup(void)
{
tst_sig(NOFORK, DEF_HANDLER, cleanup);
TEST_PAUSE;
TST_EXP_EXPR(TST_RET == uid[1],
"geteuid() ret %ld == /proc/self/status EUID: %ld",
TST_RET, uid[1]);
}

static void cleanup(void)
{
}
static struct tst_test test = {
.test_all = verify_geteuid,
};

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