1/* Copyright (c) 2015 Saúl Ibarra Corretgé <saghul@gmail.com>.
2 * All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to
6 * deal in the Software without restriction, including without limitation the
7 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 * sell copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
20 * IN THE SOFTWARE.
21 */
22
23#include "uv.h"
24#include "task.h"
25#include <string.h>
26
27#ifdef _WIN32
28# define INVALID_FD (INVALID_HANDLE_VALUE)
29#else
30# define INVALID_FD (-1)
31#endif
32
33
34static void on_connect(uv_connect_t* req, int status) {
35  ASSERT_OK(status);
36  uv_close((uv_handle_t*) req->handle, NULL);
37}
38
39
40static void on_connection(uv_stream_t* server, int status) {
41  uv_tcp_t* handle;
42  int r;
43
44  ASSERT_OK(status);
45
46  handle = malloc(sizeof(*handle));
47  ASSERT_NOT_NULL(handle);
48
49  r = uv_tcp_init_ex(server->loop, handle, AF_INET);
50  ASSERT_OK(r);
51
52  r = uv_accept(server, (uv_stream_t*)handle);
53  ASSERT_EQ(r, UV_EBUSY);
54
55  uv_close((uv_handle_t*) server, NULL);
56  uv_close((uv_handle_t*) handle, (uv_close_cb)free);
57}
58
59
60static void tcp_listener(uv_loop_t* loop, uv_tcp_t* server) {
61  struct sockaddr_in addr;
62  int r;
63
64  ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
65
66  r = uv_tcp_init(loop, server);
67  ASSERT_OK(r);
68
69  r = uv_tcp_bind(server, (const struct sockaddr*) &addr, 0);
70  ASSERT_OK(r);
71
72  r = uv_listen((uv_stream_t*) server, 128, on_connection);
73  ASSERT_OK(r);
74}
75
76
77static void tcp_connector(uv_loop_t* loop, uv_tcp_t* client, uv_connect_t* req) {
78  struct sockaddr_in server_addr;
79  int r;
80
81  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &server_addr));
82
83  r = uv_tcp_init(loop, client);
84  ASSERT_OK(r);
85
86  r = uv_tcp_connect(req,
87                     client,
88                     (const struct sockaddr*) &server_addr,
89                     on_connect);
90  ASSERT_OK(r);
91}
92
93
94TEST_IMPL(tcp_create_early) {
95  struct sockaddr_in addr;
96  struct sockaddr_in sockname;
97  uv_tcp_t client;
98  uv_os_fd_t fd;
99  int r, namelen;
100
101  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
102
103  r = uv_tcp_init_ex(uv_default_loop(), &client, AF_INET);
104  ASSERT_OK(r);
105
106  r = uv_fileno((const uv_handle_t*) &client, &fd);
107  ASSERT_OK(r);
108
109  /* Windows returns WSAEINVAL if the socket is not bound */
110#ifndef _WIN32
111  ASSERT_NE(fd, INVALID_FD);
112  namelen = sizeof sockname;
113  r = uv_tcp_getsockname(&client, (struct sockaddr*) &sockname, &namelen);
114  ASSERT_OK(r);
115  ASSERT_EQ(sockname.sin_family, AF_INET);
116#else
117  ASSERT_PTR_NE(fd, INVALID_FD);
118#endif
119
120  r = uv_tcp_bind(&client, (const struct sockaddr*) &addr, 0);
121  ASSERT_OK(r);
122
123  namelen = sizeof sockname;
124  r = uv_tcp_getsockname(&client, (struct sockaddr*) &sockname, &namelen);
125  ASSERT_OK(r);
126  ASSERT_OK(memcmp(&addr.sin_addr,
127                   &sockname.sin_addr,
128                   sizeof(addr.sin_addr)));
129
130  uv_close((uv_handle_t*) &client, NULL);
131  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
132
133  MAKE_VALGRIND_HAPPY(uv_default_loop());
134  return 0;
135}
136
137
138TEST_IMPL(tcp_create_early_bad_bind) {
139  struct sockaddr_in addr;
140  uv_tcp_t client;
141  uv_os_fd_t fd;
142  int r;
143
144  if (!can_ipv6())
145    RETURN_SKIP("IPv6 not supported");
146
147  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
148
149  r = uv_tcp_init_ex(uv_default_loop(), &client, AF_INET6);
150  ASSERT_OK(r);
151
152  r = uv_fileno((const uv_handle_t*) &client, &fd);
153  ASSERT_OK(r);
154
155  /* Windows returns WSAEINVAL if the socket is not bound */
156#ifndef _WIN32
157  ASSERT_NE(fd, INVALID_FD);
158  {
159    int namelen;
160    struct sockaddr_in6 sockname;
161    namelen = sizeof sockname;
162    r = uv_tcp_getsockname(&client, (struct sockaddr*) &sockname, &namelen);
163    ASSERT_OK(r);
164    ASSERT_EQ(sockname.sin6_family, AF_INET6);
165  }
166#else
167  ASSERT_PTR_NE(fd, INVALID_FD);
168#endif
169
170  r = uv_tcp_bind(&client, (const struct sockaddr*) &addr, 0);
171#if !defined(_WIN32) && !defined(__CYGWIN__) && !defined(__MSYS__)
172  ASSERT_EQ(r, UV_EINVAL);
173#else
174  ASSERT_EQ(r, UV_EFAULT);
175#endif
176
177  uv_close((uv_handle_t*) &client, NULL);
178  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
179
180  MAKE_VALGRIND_HAPPY(uv_default_loop());
181  return 0;
182}
183
184
185TEST_IMPL(tcp_create_early_bad_domain) {
186  uv_tcp_t client;
187  int r;
188
189  r = uv_tcp_init_ex(uv_default_loop(), &client, 47);
190  ASSERT_EQ(r, UV_EINVAL);
191
192  r = uv_tcp_init_ex(uv_default_loop(), &client, 1024);
193  ASSERT_EQ(r, UV_EINVAL);
194
195  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
196
197  MAKE_VALGRIND_HAPPY(uv_default_loop());
198  return 0;
199}
200
201
202TEST_IMPL(tcp_create_early_accept) {
203  uv_tcp_t client, server;
204  uv_connect_t connect_req;
205
206  tcp_listener(uv_default_loop(), &server);
207  tcp_connector(uv_default_loop(), &client, &connect_req);
208
209  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
210
211  MAKE_VALGRIND_HAPPY(uv_default_loop());
212  return 0;
213}
214