android13/external/ltp/testcases/kernel/syscalls/stime/stime01.c

67 lines
1.4 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() successfully sets the system's idea
* of date and time if invoked by "root" user.
*
* Expected Result:
* stime() should succeed to set the system data/time to the specified time.
*
* History
* 07/2001 John George
* -Ported
*/
#include <time.h>
#include <sys/time.h>
#include "tst_test.h"
#include "stime_var.h"
static struct timeval real_time_tv;
static void run(void)
{
time_t new_time;
struct timeval pres_time_tv;
if (gettimeofday(&real_time_tv, NULL) < 0)
tst_brk(TBROK | TERRNO, "gettimeofday() failed");
new_time = real_time_tv.tv_sec + 30;
if (do_stime(&new_time) < 0) {
tst_res(TFAIL | TERRNO, "stime(%ld) failed", new_time);
return;
}
if (gettimeofday(&pres_time_tv, NULL) < 0)
tst_brk(TBROK | TERRNO, "gettimeofday() failed");
switch (pres_time_tv.tv_sec - new_time) {
case 0:
case 1:
tst_res(TINFO, "pt.tv_sec: %ld", pres_time_tv.tv_sec);
tst_res(TPASS, "system time was set to %ld", new_time);
break;
default:
tst_res(TFAIL, "system time not set to %ld (got: %ld)",
new_time, pres_time_tv.tv_sec);
}
}
static void setup(void)
{
stime_info();
}
static struct tst_test test = {
.test_all = run,
.needs_root = 1,
.restore_wallclock = 1,
.setup = setup,
.test_variants = TEST_VARIANTS,
};