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#include "../config-host.h"
/* SPDX-License-Identifier: MIT */
#include <stdio.h>
#include <time.h>
#include <sys/time.h>
#include "liburing.h"
#include "helpers.h"
static unsigned long long mtime_since(const struct timeval *s,
const struct timeval *e)
{
long long sec, usec;
sec = e->tv_sec - s->tv_sec;
usec = (e->tv_usec - s->tv_usec);
if (sec > 0 && usec < 0) {
sec--;
usec += 1000000;
}
sec *= 1000;
usec /= 1000;
return sec + usec;
}
static unsigned long long mtime_since_now(struct timeval *tv)
{
struct timeval end;
gettimeofday(&end, NULL);
return mtime_since(tv, &end);
}
int main(int argc, char *argv[])
{
struct __kernel_timespec ts1, ts2;
struct io_uring_cqe *cqe;
struct io_uring_sqe *sqe;
struct io_uring ring;
unsigned long msec;
struct timeval tv;
int ret;
if (argc > 1)
return T_EXIT_SKIP;
ret = io_uring_queue_init(32, &ring, 0);
if (ret) {
fprintf(stderr, "io_uring_queue_init=%d\n", ret);
return T_EXIT_FAIL;
}
sqe = io_uring_get_sqe(&ring);
io_uring_prep_nop(sqe);
ret = io_uring_submit(&ring);
if (ret != 1) {
fprintf(stderr, "io_uring_submit1=%d\n", ret);
return T_EXIT_FAIL;
}
ts1.tv_sec = 5,
ts1.tv_nsec = 0;
ret = io_uring_wait_cqe_timeout(&ring, &cqe, &ts1);
if (ret) {
fprintf(stderr, "io_uring_wait_cqe_timeout=%d\n", ret);
return T_EXIT_FAIL;
}
io_uring_cqe_seen(&ring, cqe);
gettimeofday(&tv, NULL);
ts2.tv_sec = 1;
ts2.tv_nsec = 0;
sqe = io_uring_get_sqe(&ring);
io_uring_prep_timeout(sqe, &ts2, 0, 0);
sqe->user_data = 89;
ret = io_uring_submit(&ring);
if (ret != 1) {
fprintf(stderr, "io_uring_submit2=%d\n", ret);
return T_EXIT_FAIL;
}
io_uring_wait_cqe(&ring, &cqe);
io_uring_cqe_seen(&ring, cqe);
msec = mtime_since_now(&tv);
if (msec >= 900 && msec <= 1100) {
io_uring_queue_exit(&ring);
return T_EXIT_PASS;
}
fprintf(stderr, "%s: Timeout seems wonky (got %lu)\n", __FUNCTION__,
msec);
io_uring_queue_exit(&ring);
return T_EXIT_FAIL;
}
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