1 /*
2 * Copyright (C) 2018 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <gtest/gtest.h>
30
31 #include <errno.h>
32 #include <fcntl.h>
33 #include <signal.h>
34 #include <sys/signalfd.h>
35 #include <unistd.h>
36
37 #include <thread>
38
39 #include "SignalUtils.h"
40
TestSignalFd(int fd,int signal)41 static void TestSignalFd(int fd, int signal) {
42 ASSERT_NE(-1, fd) << strerror(errno);
43
44 ASSERT_EQ(0, raise(signal));
45
46 signalfd_siginfo sfd_si;
47 ASSERT_EQ(static_cast<ssize_t>(sizeof(sfd_si)), read(fd, &sfd_si, sizeof(sfd_si)));
48
49 ASSERT_EQ(signal, static_cast<int>(sfd_si.ssi_signo));
50
51 close(fd);
52 }
53
TEST(sys_signalfd,signalfd)54 TEST(sys_signalfd, signalfd) {
55 SignalMaskRestorer smr;
56
57 sigset_t mask = {};
58 sigaddset(&mask, SIGALRM);
59 ASSERT_EQ(0, sigprocmask(SIG_SETMASK, &mask, nullptr));
60
61 TestSignalFd(signalfd(-1, &mask, SFD_CLOEXEC), SIGALRM);
62 }
63
TEST(sys_signalfd,signalfd64)64 TEST(sys_signalfd, signalfd64) {
65 #if defined(__BIONIC__)
66 SignalMaskRestorer smr;
67
68 sigset64_t mask = {};
69 sigaddset64(&mask, SIGRTMIN);
70 ASSERT_EQ(0, sigprocmask64(SIG_SETMASK, &mask, nullptr));
71
72 TestSignalFd(signalfd64(-1, &mask, SFD_CLOEXEC), SIGRTMIN);
73 #endif
74 }
75