1 /* SPDX-License-Identifier: MIT */
2 /*
3 * Description: Check to see if accept handles addr and addrlen
4 */
5 #include <stdio.h>
6 #include <errno.h>
7 #include <sys/socket.h>
8 #include <sys/un.h>
9 #include <assert.h>
10 #include "liburing.h"
11
main(int argc,char * argv[])12 int main(int argc, char *argv[])
13 {
14 struct io_uring_sqe *sqe;
15 struct io_uring_cqe *cqe;
16 struct io_uring ring;
17 struct sockaddr_un addr;
18 socklen_t addrlen = sizeof(addr);
19 int ret, fd;
20 struct __kernel_timespec ts = {
21 .tv_sec = 0,
22 .tv_nsec = 1000000
23 };
24
25 if (argc > 1)
26 return 0;
27
28 if (io_uring_queue_init(4, &ring, 0) != 0) {
29 fprintf(stderr, "ring setup failed\n");
30 return 1;
31 }
32
33 fd = socket(AF_UNIX, SOCK_STREAM, 0);
34 assert(fd != -1);
35
36 memset(&addr, 0, sizeof(addr));
37 addr.sun_family = AF_UNIX;
38 memcpy(addr.sun_path, "\0sock2", 7);
39
40 ret = bind(fd, (struct sockaddr *)&addr, addrlen);
41 assert(ret != -1);
42 ret = listen(fd, 128);
43 assert(ret != -1);
44
45 sqe = io_uring_get_sqe(&ring);
46 if (!sqe) {
47 fprintf(stderr, "get sqe failed\n");
48 return 1;
49 }
50 io_uring_prep_accept(sqe, fd, (struct sockaddr*)&addr, &addrlen, 0);
51 sqe->user_data = 1;
52
53 ret = io_uring_submit(&ring);
54 if (ret != 1) {
55 fprintf(stderr, "Got submit %d, expected 1\n", ret);
56 return 1;
57 }
58
59 ret = io_uring_wait_cqe_timeout(&ring, &cqe, &ts);
60 if (!ret) {
61 if (cqe->res == -EBADF || cqe->res == -EINVAL) {
62 fprintf(stdout, "Accept not supported, skipping\n");
63 goto out;
64 } else if (cqe->res < 0) {
65 fprintf(stderr, "cqe error %d\n", cqe->res);
66 goto err;
67 }
68 } else if (ret != -ETIME) {
69 fprintf(stderr, "accept() failed to use addr & addrlen parameters!\n");
70 return 1;
71 }
72
73 out:
74 io_uring_queue_exit(&ring);
75 return 0;
76 err:
77 io_uring_queue_exit(&ring);
78 return 1;
79 }
80