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/* SPDX-License-Identifier: MIT */
/*
* Description: Test that out-of-order file updates with inflight requests
* work as expected.
*
*/
#include <stdio.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <unistd.h>
#include <stdlib.h>
#include <poll.h>
#include "liburing.h"
#include "helpers.h"
int main(int argc, char *argv[])
{
struct io_uring_sqe *sqe;
int res, fds[2], sockid;
struct io_uring ring;
if (argc > 1)
return T_EXIT_SKIP;
res = io_uring_queue_init(1, &ring, 0);
if (res) {
fprintf(stderr, "queue_init: %d\n", res);
return T_EXIT_FAIL;
}
res = io_uring_register_files_sparse(&ring, 2);
if (res) {
if (res == -EINVAL)
return T_EXIT_SKIP;
fprintf(stderr, "sparse reg: %d\n", res);
return T_EXIT_FAIL;
}
fds[0] = socket(AF_INET, SOCK_DGRAM, 0);
if (fds[0] < 0) {
perror("socket");
return T_EXIT_FAIL;
}
fds[1] = socket(AF_INET, SOCK_DGRAM, 0);
if (fds[1] < 0) {
perror("socket");
return T_EXIT_FAIL;
}
res = io_uring_register_files_update(&ring, 0, fds, 2);
if (res != 2) {
fprintf(stderr, "files updates; %d\n", res);
return T_EXIT_FAIL;
}
sqe = io_uring_get_sqe(&ring);
io_uring_prep_poll_add(sqe, 0, POLLIN);
sqe->flags = IOSQE_FIXED_FILE;
io_uring_submit(&ring);
close(fds[0]);
close(fds[1]);
sockid = -1;
res = io_uring_register_files_update(&ring, 1, &sockid, 1);
if (res != 1) {
fprintf(stderr, "files updates; %d\n", res);
return T_EXIT_FAIL;
}
sockid = -1;
res = io_uring_register_files_update(&ring, 0, &sockid, 1);
if (res != 1) {
fprintf(stderr, "files updates; %d\n", res);
return T_EXIT_FAIL;
}
sleep(1);
io_uring_queue_exit(&ring);
return T_EXIT_PASS;
}
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