1 | //===-- Unittests for bind ------------------------------------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #include "src/sys/socket/bind.h" |
10 | #include "src/sys/socket/socket.h" |
11 | |
12 | #include "src/stdio/remove.h" |
13 | #include "src/unistd/close.h" |
14 | |
15 | #include "test/UnitTest/ErrnoCheckingTest.h" |
16 | #include "test/UnitTest/ErrnoSetterMatcher.h" |
17 | #include "test/UnitTest/Test.h" |
18 | |
19 | #include <sys/socket.h> // For AF_UNIX and SOCK_DGRAM |
20 | |
21 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds; |
22 | using LlvmLibcBindTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest; |
23 | |
24 | TEST_F(LlvmLibcBindTest, BindLocalSocket) { |
25 | |
26 | const char *FILENAME = "bind_file.test" ; |
27 | auto SOCK_PATH = libc_make_test_file_path(FILENAME); |
28 | |
29 | int sock = LIBC_NAMESPACE::socket(AF_UNIX, SOCK_DGRAM, 0); |
30 | ASSERT_GE(sock, 0); |
31 | ASSERT_ERRNO_SUCCESS(); |
32 | |
33 | struct sockaddr_un my_addr; |
34 | |
35 | my_addr.sun_family = AF_UNIX; |
36 | unsigned int i = 0; |
37 | for (; |
38 | SOCK_PATH[i] != '\0' && (i < sizeof(sockaddr_un) - sizeof(sa_family_t)); |
39 | ++i) |
40 | my_addr.sun_path[i] = SOCK_PATH[i]; |
41 | my_addr.sun_path[i] = '\0'; |
42 | |
43 | // It's important that the path fits in the struct, if it doesn't then we |
44 | // can't try to bind to the file. |
45 | ASSERT_LT( |
46 | i, static_cast<unsigned int>(sizeof(sockaddr_un) - sizeof(sa_family_t))); |
47 | |
48 | ASSERT_THAT( |
49 | LIBC_NAMESPACE::bind(sock, reinterpret_cast<struct sockaddr *>(&my_addr), |
50 | sizeof(struct sockaddr_un)), |
51 | Succeeds(0)); |
52 | ASSERT_THAT(LIBC_NAMESPACE::close(sock), Succeeds(0)); |
53 | ASSERT_THAT(LIBC_NAMESPACE::remove(SOCK_PATH), Succeeds(0)); |
54 | } |
55 | |