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1 | // |
2 | // detail/socket_ops.hpp | |
3 | // ~~~~~~~~~~~~~~~~~~~~~ | |
4 | // | |
92f5a8d4 | 5 | // Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
7c673cae FG |
6 | // |
7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
9 | // | |
10 | ||
11 | #ifndef BOOST_ASIO_DETAIL_SOCKET_OPS_HPP | |
12 | #define BOOST_ASIO_DETAIL_SOCKET_OPS_HPP | |
13 | ||
14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) | |
15 | # pragma once | |
16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) | |
17 | ||
18 | #include <boost/asio/detail/config.hpp> | |
19 | ||
20 | #include <boost/system/error_code.hpp> | |
b32b8144 | 21 | #include <boost/asio/detail/memory.hpp> |
7c673cae | 22 | #include <boost/asio/detail/socket_types.hpp> |
7c673cae FG |
23 | |
24 | #include <boost/asio/detail/push_options.hpp> | |
25 | ||
26 | namespace boost { | |
27 | namespace asio { | |
28 | namespace detail { | |
29 | namespace socket_ops { | |
30 | ||
31 | // Socket state bits. | |
32 | enum | |
33 | { | |
34 | // The user wants a non-blocking socket. | |
35 | user_set_non_blocking = 1, | |
36 | ||
37 | // The socket has been set non-blocking. | |
38 | internal_non_blocking = 2, | |
39 | ||
40 | // Helper "state" used to determine whether the socket is non-blocking. | |
41 | non_blocking = user_set_non_blocking | internal_non_blocking, | |
42 | ||
43 | // User wants connection_aborted errors, which are disabled by default. | |
44 | enable_connection_aborted = 4, | |
45 | ||
46 | // The user set the linger option. Needs to be checked when closing. | |
47 | user_set_linger = 8, | |
48 | ||
49 | // The socket is stream-oriented. | |
50 | stream_oriented = 16, | |
51 | ||
52 | // The socket is datagram-oriented. | |
53 | datagram_oriented = 32, | |
54 | ||
55 | // The socket may have been dup()-ed. | |
56 | possible_dup = 64 | |
57 | }; | |
58 | ||
59 | typedef unsigned char state_type; | |
60 | ||
61 | struct noop_deleter { void operator()(void*) {} }; | |
62 | typedef shared_ptr<void> shared_cancel_token_type; | |
63 | typedef weak_ptr<void> weak_cancel_token_type; | |
64 | ||
65 | #if !defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
66 | ||
67 | BOOST_ASIO_DECL socket_type accept(socket_type s, socket_addr_type* addr, | |
68 | std::size_t* addrlen, boost::system::error_code& ec); | |
69 | ||
70 | BOOST_ASIO_DECL socket_type sync_accept(socket_type s, | |
71 | state_type state, socket_addr_type* addr, | |
72 | std::size_t* addrlen, boost::system::error_code& ec); | |
73 | ||
74 | #if defined(BOOST_ASIO_HAS_IOCP) | |
75 | ||
76 | BOOST_ASIO_DECL void complete_iocp_accept(socket_type s, | |
77 | void* output_buffer, DWORD address_length, | |
78 | socket_addr_type* addr, std::size_t* addrlen, | |
79 | socket_type new_socket, boost::system::error_code& ec); | |
80 | ||
81 | #else // defined(BOOST_ASIO_HAS_IOCP) | |
82 | ||
83 | BOOST_ASIO_DECL bool non_blocking_accept(socket_type s, | |
84 | state_type state, socket_addr_type* addr, std::size_t* addrlen, | |
85 | boost::system::error_code& ec, socket_type& new_socket); | |
86 | ||
87 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
88 | ||
89 | BOOST_ASIO_DECL int bind(socket_type s, const socket_addr_type* addr, | |
90 | std::size_t addrlen, boost::system::error_code& ec); | |
91 | ||
92 | BOOST_ASIO_DECL int close(socket_type s, state_type& state, | |
93 | bool destruction, boost::system::error_code& ec); | |
94 | ||
95 | BOOST_ASIO_DECL bool set_user_non_blocking(socket_type s, | |
96 | state_type& state, bool value, boost::system::error_code& ec); | |
97 | ||
98 | BOOST_ASIO_DECL bool set_internal_non_blocking(socket_type s, | |
99 | state_type& state, bool value, boost::system::error_code& ec); | |
100 | ||
101 | BOOST_ASIO_DECL int shutdown(socket_type s, | |
102 | int what, boost::system::error_code& ec); | |
103 | ||
104 | BOOST_ASIO_DECL int connect(socket_type s, const socket_addr_type* addr, | |
105 | std::size_t addrlen, boost::system::error_code& ec); | |
106 | ||
107 | BOOST_ASIO_DECL void sync_connect(socket_type s, const socket_addr_type* addr, | |
108 | std::size_t addrlen, boost::system::error_code& ec); | |
109 | ||
110 | #if defined(BOOST_ASIO_HAS_IOCP) | |
111 | ||
112 | BOOST_ASIO_DECL void complete_iocp_connect(socket_type s, | |
113 | boost::system::error_code& ec); | |
114 | ||
115 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
116 | ||
117 | BOOST_ASIO_DECL bool non_blocking_connect(socket_type s, | |
118 | boost::system::error_code& ec); | |
119 | ||
120 | BOOST_ASIO_DECL int socketpair(int af, int type, int protocol, | |
121 | socket_type sv[2], boost::system::error_code& ec); | |
122 | ||
123 | BOOST_ASIO_DECL bool sockatmark(socket_type s, boost::system::error_code& ec); | |
124 | ||
125 | BOOST_ASIO_DECL size_t available(socket_type s, boost::system::error_code& ec); | |
126 | ||
127 | BOOST_ASIO_DECL int listen(socket_type s, | |
128 | int backlog, boost::system::error_code& ec); | |
129 | ||
130 | #if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) | |
131 | typedef WSABUF buf; | |
132 | #else // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) | |
133 | typedef iovec buf; | |
134 | #endif // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) | |
135 | ||
136 | BOOST_ASIO_DECL void init_buf(buf& b, void* data, size_t size); | |
137 | ||
138 | BOOST_ASIO_DECL void init_buf(buf& b, const void* data, size_t size); | |
139 | ||
140 | BOOST_ASIO_DECL signed_size_type recv(socket_type s, buf* bufs, | |
141 | size_t count, int flags, boost::system::error_code& ec); | |
142 | ||
143 | BOOST_ASIO_DECL size_t sync_recv(socket_type s, state_type state, buf* bufs, | |
144 | size_t count, int flags, bool all_empty, boost::system::error_code& ec); | |
145 | ||
146 | #if defined(BOOST_ASIO_HAS_IOCP) | |
147 | ||
148 | BOOST_ASIO_DECL void complete_iocp_recv(state_type state, | |
149 | const weak_cancel_token_type& cancel_token, bool all_empty, | |
150 | boost::system::error_code& ec, size_t bytes_transferred); | |
151 | ||
152 | #else // defined(BOOST_ASIO_HAS_IOCP) | |
153 | ||
154 | BOOST_ASIO_DECL bool non_blocking_recv(socket_type s, | |
155 | buf* bufs, size_t count, int flags, bool is_stream, | |
156 | boost::system::error_code& ec, size_t& bytes_transferred); | |
157 | ||
158 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
159 | ||
160 | BOOST_ASIO_DECL signed_size_type recvfrom(socket_type s, buf* bufs, | |
161 | size_t count, int flags, socket_addr_type* addr, | |
162 | std::size_t* addrlen, boost::system::error_code& ec); | |
163 | ||
164 | BOOST_ASIO_DECL size_t sync_recvfrom(socket_type s, state_type state, | |
165 | buf* bufs, size_t count, int flags, socket_addr_type* addr, | |
166 | std::size_t* addrlen, boost::system::error_code& ec); | |
167 | ||
168 | #if defined(BOOST_ASIO_HAS_IOCP) | |
169 | ||
170 | BOOST_ASIO_DECL void complete_iocp_recvfrom( | |
171 | const weak_cancel_token_type& cancel_token, | |
172 | boost::system::error_code& ec); | |
173 | ||
174 | #else // defined(BOOST_ASIO_HAS_IOCP) | |
175 | ||
176 | BOOST_ASIO_DECL bool non_blocking_recvfrom(socket_type s, | |
177 | buf* bufs, size_t count, int flags, | |
178 | socket_addr_type* addr, std::size_t* addrlen, | |
179 | boost::system::error_code& ec, size_t& bytes_transferred); | |
180 | ||
181 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
182 | ||
183 | BOOST_ASIO_DECL signed_size_type recvmsg(socket_type s, buf* bufs, | |
184 | size_t count, int in_flags, int& out_flags, | |
185 | boost::system::error_code& ec); | |
186 | ||
187 | BOOST_ASIO_DECL size_t sync_recvmsg(socket_type s, state_type state, | |
188 | buf* bufs, size_t count, int in_flags, int& out_flags, | |
189 | boost::system::error_code& ec); | |
190 | ||
191 | #if defined(BOOST_ASIO_HAS_IOCP) | |
192 | ||
193 | BOOST_ASIO_DECL void complete_iocp_recvmsg( | |
194 | const weak_cancel_token_type& cancel_token, | |
195 | boost::system::error_code& ec); | |
196 | ||
197 | #else // defined(BOOST_ASIO_HAS_IOCP) | |
198 | ||
199 | BOOST_ASIO_DECL bool non_blocking_recvmsg(socket_type s, | |
200 | buf* bufs, size_t count, int in_flags, int& out_flags, | |
201 | boost::system::error_code& ec, size_t& bytes_transferred); | |
202 | ||
203 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
204 | ||
205 | BOOST_ASIO_DECL signed_size_type send(socket_type s, const buf* bufs, | |
206 | size_t count, int flags, boost::system::error_code& ec); | |
207 | ||
208 | BOOST_ASIO_DECL size_t sync_send(socket_type s, state_type state, | |
209 | const buf* bufs, size_t count, int flags, | |
210 | bool all_empty, boost::system::error_code& ec); | |
211 | ||
212 | #if defined(BOOST_ASIO_HAS_IOCP) | |
213 | ||
214 | BOOST_ASIO_DECL void complete_iocp_send( | |
215 | const weak_cancel_token_type& cancel_token, | |
216 | boost::system::error_code& ec); | |
217 | ||
218 | #else // defined(BOOST_ASIO_HAS_IOCP) | |
219 | ||
220 | BOOST_ASIO_DECL bool non_blocking_send(socket_type s, | |
221 | const buf* bufs, size_t count, int flags, | |
222 | boost::system::error_code& ec, size_t& bytes_transferred); | |
223 | ||
224 | #endif // defined(BOOST_ASIO_HAS_IOCP) | |
225 | ||
226 | BOOST_ASIO_DECL signed_size_type sendto(socket_type s, const buf* bufs, | |
227 | size_t count, int flags, const socket_addr_type* addr, | |
228 | std::size_t addrlen, boost::system::error_code& ec); | |
229 | ||
230 | BOOST_ASIO_DECL size_t sync_sendto(socket_type s, state_type state, | |
231 | const buf* bufs, size_t count, int flags, const socket_addr_type* addr, | |
232 | std::size_t addrlen, boost::system::error_code& ec); | |
233 | ||
234 | #if !defined(BOOST_ASIO_HAS_IOCP) | |
235 | ||
236 | BOOST_ASIO_DECL bool non_blocking_sendto(socket_type s, | |
237 | const buf* bufs, size_t count, int flags, | |
238 | const socket_addr_type* addr, std::size_t addrlen, | |
239 | boost::system::error_code& ec, size_t& bytes_transferred); | |
240 | ||
241 | #endif // !defined(BOOST_ASIO_HAS_IOCP) | |
242 | ||
243 | BOOST_ASIO_DECL socket_type socket(int af, int type, int protocol, | |
244 | boost::system::error_code& ec); | |
245 | ||
246 | BOOST_ASIO_DECL int setsockopt(socket_type s, state_type& state, | |
247 | int level, int optname, const void* optval, | |
248 | std::size_t optlen, boost::system::error_code& ec); | |
249 | ||
250 | BOOST_ASIO_DECL int getsockopt(socket_type s, state_type state, | |
251 | int level, int optname, void* optval, | |
252 | size_t* optlen, boost::system::error_code& ec); | |
253 | ||
254 | BOOST_ASIO_DECL int getpeername(socket_type s, socket_addr_type* addr, | |
255 | std::size_t* addrlen, bool cached, boost::system::error_code& ec); | |
256 | ||
257 | BOOST_ASIO_DECL int getsockname(socket_type s, socket_addr_type* addr, | |
258 | std::size_t* addrlen, boost::system::error_code& ec); | |
259 | ||
260 | BOOST_ASIO_DECL int ioctl(socket_type s, state_type& state, | |
261 | int cmd, ioctl_arg_type* arg, boost::system::error_code& ec); | |
262 | ||
263 | BOOST_ASIO_DECL int select(int nfds, fd_set* readfds, fd_set* writefds, | |
264 | fd_set* exceptfds, timeval* timeout, boost::system::error_code& ec); | |
265 | ||
266 | BOOST_ASIO_DECL int poll_read(socket_type s, | |
b32b8144 | 267 | state_type state, int msec, boost::system::error_code& ec); |
7c673cae FG |
268 | |
269 | BOOST_ASIO_DECL int poll_write(socket_type s, | |
b32b8144 | 270 | state_type state, int msec, boost::system::error_code& ec); |
7c673cae | 271 | |
b32b8144 FG |
272 | BOOST_ASIO_DECL int poll_error(socket_type s, |
273 | state_type state, int msec, boost::system::error_code& ec); | |
274 | ||
275 | BOOST_ASIO_DECL int poll_connect(socket_type s, | |
276 | int msec, boost::system::error_code& ec); | |
7c673cae FG |
277 | |
278 | #endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
279 | ||
280 | BOOST_ASIO_DECL const char* inet_ntop(int af, const void* src, char* dest, | |
281 | size_t length, unsigned long scope_id, boost::system::error_code& ec); | |
282 | ||
283 | BOOST_ASIO_DECL int inet_pton(int af, const char* src, void* dest, | |
284 | unsigned long* scope_id, boost::system::error_code& ec); | |
285 | ||
286 | BOOST_ASIO_DECL int gethostname(char* name, | |
287 | int namelen, boost::system::error_code& ec); | |
288 | ||
289 | #if !defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
290 | ||
291 | BOOST_ASIO_DECL boost::system::error_code getaddrinfo(const char* host, | |
292 | const char* service, const addrinfo_type& hints, | |
293 | addrinfo_type** result, boost::system::error_code& ec); | |
294 | ||
295 | BOOST_ASIO_DECL boost::system::error_code background_getaddrinfo( | |
296 | const weak_cancel_token_type& cancel_token, const char* host, | |
297 | const char* service, const addrinfo_type& hints, | |
298 | addrinfo_type** result, boost::system::error_code& ec); | |
299 | ||
300 | BOOST_ASIO_DECL void freeaddrinfo(addrinfo_type* ai); | |
301 | ||
302 | BOOST_ASIO_DECL boost::system::error_code getnameinfo( | |
303 | const socket_addr_type* addr, std::size_t addrlen, | |
304 | char* host, std::size_t hostlen, char* serv, | |
305 | std::size_t servlen, int flags, boost::system::error_code& ec); | |
306 | ||
307 | BOOST_ASIO_DECL boost::system::error_code sync_getnameinfo( | |
308 | const socket_addr_type* addr, std::size_t addrlen, | |
309 | char* host, std::size_t hostlen, char* serv, | |
310 | std::size_t servlen, int sock_type, boost::system::error_code& ec); | |
311 | ||
312 | BOOST_ASIO_DECL boost::system::error_code background_getnameinfo( | |
313 | const weak_cancel_token_type& cancel_token, | |
314 | const socket_addr_type* addr, std::size_t addrlen, | |
315 | char* host, std::size_t hostlen, char* serv, | |
316 | std::size_t servlen, int sock_type, boost::system::error_code& ec); | |
317 | ||
318 | #endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
319 | ||
320 | BOOST_ASIO_DECL u_long_type network_to_host_long(u_long_type value); | |
321 | ||
322 | BOOST_ASIO_DECL u_long_type host_to_network_long(u_long_type value); | |
323 | ||
324 | BOOST_ASIO_DECL u_short_type network_to_host_short(u_short_type value); | |
325 | ||
326 | BOOST_ASIO_DECL u_short_type host_to_network_short(u_short_type value); | |
327 | ||
328 | } // namespace socket_ops | |
329 | } // namespace detail | |
330 | } // namespace asio | |
331 | } // namespace boost | |
332 | ||
333 | #include <boost/asio/detail/pop_options.hpp> | |
334 | ||
335 | #if defined(BOOST_ASIO_HEADER_ONLY) | |
336 | # include <boost/asio/detail/impl/socket_ops.ipp> | |
337 | #endif // defined(BOOST_ASIO_HEADER_ONLY) | |
338 | ||
339 | #endif // BOOST_ASIO_DETAIL_SOCKET_OPS_HPP |