android13/external/ltp/testcases/kernel/syscalls/stime/stime02.c

67 lines
1.3 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
*
* Test Description:
* Verify that the system call stime() fails to set the system's idea
* of data and time if invoked by "non-root" user.
*
* Expected Result:
* stime() should fail with return value -1 and set errno to EPERM.
*
* History
* 07/2001 John George
* -Ported
*/
#include <sys/types.h>
#include <errno.h>
#include <time.h>
#include <pwd.h>
#include "tst_test.h"
#include "stime_var.h"
static time_t new_time;
static void run(void)
{
TEST(do_stime(&new_time));
if (TST_RET != -1) {
tst_res(TFAIL,
"stime() returned %ld, expected -1 EPERM", TST_RET);
return;
}
if (TST_ERR == EPERM) {
tst_res(TPASS | TTERRNO, "stime(2) fails, Caller not root");
return;
}
tst_res(TFAIL| TTERRNO,
"stime(2) fails, Caller not root, expected errno:%d", EPERM);
}
static void setup(void)
{
time_t curr_time;
struct passwd *ltpuser;
stime_info();
ltpuser = SAFE_GETPWNAM("nobody");
SAFE_SETUID(ltpuser->pw_uid);
if ((curr_time = time(NULL)) < 0)
tst_brk(TBROK | TERRNO, "time() failed");
new_time = curr_time + 10;
}
static struct tst_test test = {
.test_all = run,
.setup = setup,
.needs_root = 1,
.test_variants = TEST_VARIANTS,
};