android13/external/ltp/testcases/kernel/syscalls/clock_nanosleep/clock_nanosleep04.c

67 lines
1.8 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) M. Koehrer <mathias_koehrer@arcor.de>, 2009
* Copyright (C) 2017 Cyril Hrubis <chrubis@suse.cz>
*/
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include "time64_variants.h"
#include "tst_safe_clocks.h"
#include "tst_timer.h"
static clockid_t tcase[] = {
CLOCK_MONOTONIC,
CLOCK_REALTIME,
};
static struct time64_variants variants[] = {
{ .clock_gettime = libc_clock_gettime, .clock_nanosleep = libc_clock_nanosleep, .ts_type = TST_LIBC_TIMESPEC, .desc = "vDSO or syscall with libc spec"},
#if (__NR_clock_nanosleep != __LTP__NR_INVALID_SYSCALL)
{ .clock_gettime = sys_clock_gettime, .clock_nanosleep = sys_clock_nanosleep, .ts_type = TST_KERN_OLD_TIMESPEC, .desc = "syscall with old kernel spec"},
#endif
#if (__NR_clock_nanosleep_time64 != __LTP__NR_INVALID_SYSCALL)
{ .clock_gettime = sys_clock_gettime64, .clock_nanosleep = sys_clock_nanosleep64, .ts_type = TST_KERN_TIMESPEC, .desc = "syscall time64 with kernel spec"},
#endif
};
void setup(void)
{
tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
}
static void do_test(unsigned int i)
{
struct time64_variants *tv = &variants[tst_variant];
struct tst_ts ts = {.type = tv->ts_type};
TEST(tv->clock_gettime(tcase[i], tst_ts_get(&ts)));
if (TST_RET == -1) {
tst_res(TFAIL | TTERRNO, "clock_gettime(2) failed for clock %s",
tst_clock_name(tcase[i]));
return;
}
ts = tst_ts_add_us(ts, 10000);
TEST(tv->clock_nanosleep(tcase[i], TIMER_ABSTIME, tst_ts_get(&ts), NULL));
if (TST_RET) {
tst_res(TFAIL | TTERRNO, "clock_nanosleep(2) failed for clock %s",
tst_clock_name(tcase[i]));
}
tst_res(TPASS, "clock_nanosleep(2) passed for clock %s",
tst_clock_name(tcase[i]));
}
static struct tst_test test = {
.tcnt = ARRAY_SIZE(tcase),
.test = do_test,
.test_variants = ARRAY_SIZE(variants),
.setup = setup,
};