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 | #define CHECK_HANDLE(handle) \ |
30 | ASSERT((uv_udp_t*)(handle) == &server || (uv_udp_t*)(handle) == &client) |
31 | |
32 | static uv_udp_t server; |
33 | static uv_udp_t client; |
34 | |
35 | static int sv_send_cb_called; |
36 | static int close_cb_called; |
37 | |
38 | |
39 | static void close_cb(uv_handle_t* handle) { |
40 | CHECK_HANDLE(handle); |
41 | close_cb_called++; |
42 | } |
43 | |
44 | |
45 | static void sv_send_cb(uv_udp_send_t* req, int status) { |
46 | ASSERT(req != NULL); |
47 | ASSERT(status == 0 || status == UV_ENETUNREACH || status == UV_EPERM); |
48 | CHECK_HANDLE(req->handle); |
49 | |
50 | sv_send_cb_called++; |
51 | |
52 | uv_close((uv_handle_t*) req->handle, close_cb); |
53 | } |
54 | |
55 | |
56 | TEST_IMPL(udp_multicast_interface) { |
57 | int r; |
58 | uv_udp_send_t req; |
59 | uv_buf_t buf; |
60 | struct sockaddr_in addr; |
61 | struct sockaddr_in baddr; |
62 | |
63 | ASSERT(0 == uv_ip4_addr("239.255.0.1" , TEST_PORT, &addr)); |
64 | |
65 | r = uv_udp_init(uv_default_loop(), &server); |
66 | ASSERT(r == 0); |
67 | |
68 | ASSERT(0 == uv_ip4_addr("0.0.0.0" , 0, &baddr)); |
69 | r = uv_udp_bind(&server, (const struct sockaddr*)&baddr, 0); |
70 | ASSERT(r == 0); |
71 | |
72 | r = uv_udp_set_multicast_interface(&server, "0.0.0.0" ); |
73 | ASSERT(r == 0); |
74 | |
75 | /* server sends "PING" */ |
76 | buf = uv_buf_init("PING" , 4); |
77 | r = uv_udp_send(&req, |
78 | &server, |
79 | &buf, |
80 | 1, |
81 | (const struct sockaddr*)&addr, |
82 | sv_send_cb); |
83 | ASSERT(r == 0); |
84 | |
85 | ASSERT(close_cb_called == 0); |
86 | ASSERT(sv_send_cb_called == 0); |
87 | |
88 | /* run the loop till all events are processed */ |
89 | uv_run(uv_default_loop(), UV_RUN_DEFAULT); |
90 | |
91 | ASSERT(sv_send_cb_called == 1); |
92 | ASSERT(close_cb_called == 1); |
93 | |
94 | ASSERT(client.send_queue_size == 0); |
95 | ASSERT(server.send_queue_size == 0); |
96 | |
97 | MAKE_VALGRIND_HAPPY(); |
98 | return 0; |
99 | } |
100 | |