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_NE((uv_udp_t*)(handle) == &server || (uv_udp_t*)(handle) == &client, 0)
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 
close_cb(uv_handle_t * handle)39 static void close_cb(uv_handle_t* handle) {
40   CHECK_HANDLE(handle);
41   close_cb_called++;
42 }
43 
44 
sv_send_cb(uv_udp_send_t * req,int status)45 static void sv_send_cb(uv_udp_send_t* req, int status) {
46   ASSERT_NOT_NULL(req);
47   ASSERT_OK(status);
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 
TEST_IMPL(udp_multicast_interface6)56 TEST_IMPL(udp_multicast_interface6) {
57 /* TODO(gengjiawen): Fix test on QEMU. */
58 #if defined(__QEMU__)
59   RETURN_SKIP("Test does not currently work in QEMU");
60 #endif
61 
62   int r;
63   uv_udp_send_t req;
64   uv_buf_t buf;
65   struct sockaddr_in6 addr;
66   struct sockaddr_in6 baddr;
67 
68   if (!can_ipv6())
69     RETURN_SKIP("IPv6 not supported");
70 
71   ASSERT_OK(uv_ip6_addr("::1", TEST_PORT, &addr));
72 
73   r = uv_udp_init(uv_default_loop(), &server);
74   ASSERT_OK(r);
75 
76   ASSERT_OK(uv_ip6_addr("::", 0, &baddr));
77   r = uv_udp_bind(&server, (const struct sockaddr*)&baddr, 0);
78   ASSERT_OK(r);
79 
80 #if defined(__APPLE__) || defined(__FreeBSD__)
81   r = uv_udp_set_multicast_interface(&server, "::1%lo0");
82 #else
83   r = uv_udp_set_multicast_interface(&server, NULL);
84 #endif
85   ASSERT_OK(r);
86 
87   /* server sends "PING" */
88   buf = uv_buf_init("PING", 4);
89   r = uv_udp_send(&req,
90                   &server,
91                   &buf,
92                   1,
93                   (const struct sockaddr*)&addr,
94                   sv_send_cb);
95   ASSERT_OK(r);
96 
97   ASSERT_OK(close_cb_called);
98   ASSERT_OK(sv_send_cb_called);
99 
100   /* run the loop till all events are processed */
101   uv_run(uv_default_loop(), UV_RUN_DEFAULT);
102 
103   ASSERT_EQ(1, sv_send_cb_called);
104   ASSERT_EQ(1, close_cb_called);
105 
106   MAKE_VALGRIND_HAPPY(uv_default_loop());
107   return 0;
108 }
109