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comparison third_party/libuv/test/test-udp-options.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include "uv.h"
23 #include "task.h"
24
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28
29
30 static int udp_options_test(const struct sockaddr* addr) {
31 static int invalid_ttls[] = { -1, 0, 256 };
32 uv_loop_t* loop;
33 uv_udp_t h;
34 int i, r;
35
36 loop = uv_default_loop();
37
38 r = uv_udp_init(loop, &h);
39 ASSERT_OK(r);
40
41 uv_unref((uv_handle_t*)&h); /* don't keep the loop alive */
42
43 r = uv_udp_bind(&h, addr, 0);
44 ASSERT_OK(r);
45
46 r = uv_udp_set_broadcast(&h, 1);
47 r |= uv_udp_set_broadcast(&h, 1);
48 r |= uv_udp_set_broadcast(&h, 0);
49 r |= uv_udp_set_broadcast(&h, 0);
50 ASSERT_OK(r);
51
52 /* values 1-255 should work */
53 for (i = 1; i <= 255; i++) {
54 r = uv_udp_set_ttl(&h, i);
55 #if defined(__MVS__)
56 if (addr->sa_family == AF_INET6)
57 ASSERT_OK(r);
58 else
59 ASSERT_EQ(r, UV_ENOTSUP);
60 #else
61 ASSERT_OK(r);
62 #endif
63 }
64
65 for (i = 0; i < (int) ARRAY_SIZE(invalid_ttls); i++) {
66 r = uv_udp_set_ttl(&h, invalid_ttls[i]);
67 ASSERT_EQ(r, UV_EINVAL);
68 }
69
70 r = uv_udp_set_multicast_loop(&h, 1);
71 r |= uv_udp_set_multicast_loop(&h, 1);
72 r |= uv_udp_set_multicast_loop(&h, 0);
73 r |= uv_udp_set_multicast_loop(&h, 0);
74 ASSERT_OK(r);
75
76 /* values 0-255 should work */
77 for (i = 0; i <= 255; i++) {
78 r = uv_udp_set_multicast_ttl(&h, i);
79 ASSERT_OK(r);
80 }
81
82 /* anything >255 should fail */
83 r = uv_udp_set_multicast_ttl(&h, 256);
84 ASSERT_EQ(r, UV_EINVAL);
85 /* don't test ttl=-1, it's a valid value on some platforms */
86
87 r = uv_run(loop, UV_RUN_DEFAULT);
88 ASSERT_OK(r);
89
90 MAKE_VALGRIND_HAPPY(loop);
91 return 0;
92 }
93
94
95 TEST_IMPL(udp_options) {
96 struct sockaddr_in addr;
97
98 ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
99 return udp_options_test((const struct sockaddr*) &addr);
100 }
101
102
103 TEST_IMPL(udp_options6) {
104 struct sockaddr_in6 addr;
105
106 if (!can_ipv6())
107 RETURN_SKIP("IPv6 not supported");
108
109 ASSERT_OK(uv_ip6_addr("::", TEST_PORT, &addr));
110 return udp_options_test((const struct sockaddr*) &addr);
111 }
112
113
114 TEST_IMPL(udp_no_autobind) {
115 uv_loop_t* loop;
116 uv_udp_t h;
117 uv_udp_t h2;
118
119 loop = uv_default_loop();
120
121 /* Test a lazy initialized socket. */
122 ASSERT_OK(uv_udp_init(loop, &h));
123 ASSERT_EQ(UV_EBADF, uv_udp_set_multicast_ttl(&h, 32));
124 ASSERT_EQ(UV_EBADF, uv_udp_set_broadcast(&h, 1));
125 #if defined(__MVS__)
126 ASSERT_EQ(UV_ENOTSUP, uv_udp_set_ttl(&h, 1));
127 #else
128 ASSERT_EQ(UV_EBADF, uv_udp_set_ttl(&h, 1));
129 #endif
130 ASSERT_EQ(UV_EBADF, uv_udp_set_multicast_loop(&h, 1));
131 /* TODO(gengjiawen): Fix test on QEMU. */
132 #if defined(__QEMU__)
133 RETURN_SKIP("Test does not currently work in QEMU");
134 #endif
135 ASSERT_EQ(UV_EBADF, uv_udp_set_multicast_interface(&h, "0.0.0.0"));
136
137 uv_close((uv_handle_t*) &h, NULL);
138
139 /* Test a non-lazily initialized socket. */
140 ASSERT_OK(uv_udp_init_ex(loop, &h2, AF_INET | UV_UDP_RECVMMSG));
141 ASSERT_OK(uv_udp_set_multicast_ttl(&h2, 32));
142 ASSERT_OK(uv_udp_set_broadcast(&h2, 1));
143
144 #if defined(__MVS__)
145 /* zOS only supports setting ttl for IPv6 sockets. */
146 ASSERT_EQ(UV_ENOTSUP, uv_udp_set_ttl(&h2, 1));
147 #else
148 ASSERT_OK(uv_udp_set_ttl(&h2, 1));
149 #endif
150
151 ASSERT_OK(uv_udp_set_multicast_loop(&h2, 1));
152 ASSERT_OK(uv_udp_set_multicast_interface(&h2, "0.0.0.0"));
153
154 uv_close((uv_handle_t*) &h2, NULL);
155
156 ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT));
157
158 MAKE_VALGRIND_HAPPY(loop);
159 return 0;
160 }