android13/external/ltp/testcases/kernel/syscalls/timer_gettime/timer_gettime01.c

85 lines
2.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) Crackerjack Project., 2007
* Porting from Crackerjack to LTP is done by:
* Manas Kumar Nayak <maknayak@in.ibm.com>
* Copyright (c) 2013 Cyril Hrubis <chrubis@suse.cz>
*/
#include <time.h>
#include <signal.h>
#include <sys/syscall.h>
#include <stdio.h>
#include <errno.h>
#include "time64_variants.h"
#include "tst_timer.h"
static struct time64_variants variants[] = {
#if (__NR_timer_gettime != __LTP__NR_INVALID_SYSCALL)
{ .timer_gettime = sys_timer_gettime, .ts_type = TST_KERN_OLD_TIMESPEC, .desc = "syscall with old kernel spec"},
#endif
#if (__NR_timer_gettime64 != __LTP__NR_INVALID_SYSCALL)
{ .timer_gettime = sys_timer_gettime64, .ts_type = TST_KERN_TIMESPEC, .desc = "syscall time64 with kernel spec"},
#endif
};
static kernel_timer_t timer;
static void setup(void)
{
struct sigevent ev;
tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
ev.sigev_value = (union sigval) 0;
ev.sigev_signo = SIGALRM;
ev.sigev_notify = SIGEV_SIGNAL;
TEST(tst_syscall(__NR_timer_create, CLOCK_REALTIME, &ev, &timer));
if (TST_RET) {
tst_res(TFAIL | TTERRNO, "timer_create() failed");
return;
}
}
static void verify(void)
{
struct time64_variants *tv = &variants[tst_variant];
struct tst_its spec = {.type = tv->ts_type, };
TEST(tv->timer_gettime(timer, tst_its_get(&spec)));
if (TST_RET == 0) {
if (tst_its_get_interval_sec(spec) ||
tst_its_get_interval_nsec(spec) ||
tst_its_get_value_sec(spec) ||
tst_its_get_value_nsec(spec))
tst_res(TFAIL, "timespec should have been zeroed");
else
tst_res(TPASS, "timer_gettime() Passed");
} else {
tst_res(TFAIL | TTERRNO, "timer_gettime() Failed");
}
TEST(tv->timer_gettime((kernel_timer_t)-1, tst_its_get(&spec)));
if (TST_RET == -1 && TST_ERR == EINVAL)
tst_res(TPASS, "timer_gettime(-1) Failed: EINVAL");
else
tst_res(TFAIL | TTERRNO, "timer_gettime(-1) = %li", TST_RET);
TEST(tv->timer_gettime(timer, NULL));
if (TST_RET == -1 && TST_ERR == EFAULT)
tst_res(TPASS, "timer_gettime(NULL) Failed: EFAULT");
else
tst_res(TFAIL | TTERRNO, "timer_gettime(-1) = %li", TST_RET);
}
static struct tst_test test = {
.test_all = verify,
.test_variants = ARRAY_SIZE(variants),
.setup = setup,
.needs_tmpdir = 1,
};