1*374858d2SPatrick Mooney /*
2*374858d2SPatrick Mooney * This file and its contents are supplied under the terms of the
3*374858d2SPatrick Mooney * Common Development and Distribution License ("CDDL"), version 1.0.
4*374858d2SPatrick Mooney * You may only use this file in accordance with the terms of version
5*374858d2SPatrick Mooney * 1.0 of the CDDL.
6*374858d2SPatrick Mooney *
7*374858d2SPatrick Mooney * A full copy of the text of the CDDL should have accompanied this
8*374858d2SPatrick Mooney * source. A copy of the CDDL is also available via the Internet at
9*374858d2SPatrick Mooney * http://www.illumos.org/license/CDDL.
10*374858d2SPatrick Mooney */
11*374858d2SPatrick Mooney
12*374858d2SPatrick Mooney /*
13*374858d2SPatrick Mooney * Copyright 2023 Oxide Computer Company
14*374858d2SPatrick Mooney */
15*374858d2SPatrick Mooney
16*374858d2SPatrick Mooney #include <stdlib.h>
17*374858d2SPatrick Mooney #include <unistd.h>
18*374858d2SPatrick Mooney #include <fcntl.h>
19*374858d2SPatrick Mooney
20*374858d2SPatrick Mooney #include "common.h"
21*374858d2SPatrick Mooney
22*374858d2SPatrick Mooney int
main(void)23*374858d2SPatrick Mooney main(void)
24*374858d2SPatrick Mooney {
25*374858d2SPatrick Mooney int res, err, fd;
26*374858d2SPatrick Mooney
27*374858d2SPatrick Mooney /* Open with a bad signal mask pointer */
28*374858d2SPatrick Mooney res = signalfd(-1, NULL, 0);
29*374858d2SPatrick Mooney err = errno;
30*374858d2SPatrick Mooney if (res != -1 || err != EFAULT) {
31*374858d2SPatrick Mooney test_fail("expected EFAULT for NULL signal mask"
32*374858d2SPatrick Mooney ", found res=%d errno=%d", res, err);
33*374858d2SPatrick Mooney }
34*374858d2SPatrick Mooney
35*374858d2SPatrick Mooney sigset_t mask;
36*374858d2SPatrick Mooney assert(sigemptyset(&mask) == 0);
37*374858d2SPatrick Mooney
38*374858d2SPatrick Mooney /* Open with bad flags */
39*374858d2SPatrick Mooney res = signalfd(-1, &mask, ~0);
40*374858d2SPatrick Mooney err = errno;
41*374858d2SPatrick Mooney if (res != -1 || err != EINVAL) {
42*374858d2SPatrick Mooney test_fail("expected EINVAL bad flags"
43*374858d2SPatrick Mooney ", found res=%d errno=%d", res, err);
44*374858d2SPatrick Mooney }
45*374858d2SPatrick Mooney
46*374858d2SPatrick Mooney /* Open basic instance and confirm empty flags */
47*374858d2SPatrick Mooney res = signalfd(-1, &mask, 0);
48*374858d2SPatrick Mooney err = errno;
49*374858d2SPatrick Mooney if (res < 0) {
50*374858d2SPatrick Mooney test_fail("failed to open signalfd, found res=%d errno=%d",
51*374858d2SPatrick Mooney res, err);
52*374858d2SPatrick Mooney }
53*374858d2SPatrick Mooney fd = res;
54*374858d2SPatrick Mooney res = fcntl(fd, F_GETFL, 0);
55*374858d2SPatrick Mooney assert(res >= 0);
56*374858d2SPatrick Mooney if ((res & O_NONBLOCK) != 0) {
57*374858d2SPatrick Mooney test_fail("expected no O_NONBLOCK, found flags=0x%x", res);
58*374858d2SPatrick Mooney }
59*374858d2SPatrick Mooney res = fcntl(fd, F_GETFD, 0);
60*374858d2SPatrick Mooney assert(res >= 0);
61*374858d2SPatrick Mooney if ((res & FD_CLOEXEC) != 0) {
62*374858d2SPatrick Mooney test_fail("expected no FD_CLOEXEC, found fdflags=0x%x", res);
63*374858d2SPatrick Mooney }
64*374858d2SPatrick Mooney (void) close(fd);
65*374858d2SPatrick Mooney
66*374858d2SPatrick Mooney /* Open with NONBLOCK and CLOEXEC, and confirm flags */
67*374858d2SPatrick Mooney res = signalfd(-1, &mask, SFD_NONBLOCK | SFD_CLOEXEC);
68*374858d2SPatrick Mooney err = errno;
69*374858d2SPatrick Mooney if (res < 0) {
70*374858d2SPatrick Mooney test_fail("failed to open signalfd, found res=%d errno=%d",
71*374858d2SPatrick Mooney res, err);
72*374858d2SPatrick Mooney }
73*374858d2SPatrick Mooney fd = res;
74*374858d2SPatrick Mooney res = fcntl(fd, F_GETFL, 0);
75*374858d2SPatrick Mooney assert(res >= 0);
76*374858d2SPatrick Mooney if ((res & O_NONBLOCK) == 0) {
77*374858d2SPatrick Mooney test_fail("missing O_NONBLOCK, found flags=0x%x", res);
78*374858d2SPatrick Mooney }
79*374858d2SPatrick Mooney res = fcntl(fd, F_GETFD, 0);
80*374858d2SPatrick Mooney assert(res >= 0);
81*374858d2SPatrick Mooney if ((res & FD_CLOEXEC) == 0) {
82*374858d2SPatrick Mooney test_fail("missing FD_CLOEXEC, found fdflags=0x%x", res);
83*374858d2SPatrick Mooney }
84*374858d2SPatrick Mooney (void) close(fd);
85*374858d2SPatrick Mooney
86*374858d2SPatrick Mooney test_pass();
87*374858d2SPatrick Mooney }
88