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1 | // | |
2 | // detail/winrt_ssocket_service.hpp | |
3 | // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
4 | // | |
5 | // Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com) | |
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_WINRT_SSOCKET_SERVICE_HPP | |
12 | #define BOOST_ASIO_DETAIL_WINRT_SSOCKET_SERVICE_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 | #if defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
21 | ||
22 | #include <boost/asio/error.hpp> | |
23 | #include <boost/asio/io_service.hpp> | |
24 | #include <boost/asio/detail/addressof.hpp> | |
25 | #include <boost/asio/detail/winrt_socket_connect_op.hpp> | |
26 | #include <boost/asio/detail/winrt_ssocket_service_base.hpp> | |
27 | #include <boost/asio/detail/winrt_utils.hpp> | |
28 | ||
29 | #include <boost/asio/detail/push_options.hpp> | |
30 | ||
31 | namespace boost { | |
32 | namespace asio { | |
33 | namespace detail { | |
34 | ||
35 | template <typename Protocol> | |
36 | class winrt_ssocket_service : | |
37 | public winrt_ssocket_service_base | |
38 | { | |
39 | public: | |
40 | // The protocol type. | |
41 | typedef Protocol protocol_type; | |
42 | ||
43 | // The endpoint type. | |
44 | typedef typename Protocol::endpoint endpoint_type; | |
45 | ||
46 | // The native type of a socket. | |
47 | typedef Windows::Networking::Sockets::StreamSocket^ native_handle_type; | |
48 | ||
49 | // The implementation type of the socket. | |
50 | struct implementation_type : base_implementation_type | |
51 | { | |
52 | // Default constructor. | |
53 | implementation_type() | |
54 | : base_implementation_type(), | |
55 | protocol_(endpoint_type().protocol()) | |
56 | { | |
57 | } | |
58 | ||
59 | // The protocol associated with the socket. | |
60 | protocol_type protocol_; | |
61 | }; | |
62 | ||
63 | // Constructor. | |
64 | winrt_ssocket_service(boost::asio::io_service& io_service) | |
65 | : winrt_ssocket_service_base(io_service) | |
66 | { | |
67 | } | |
68 | ||
69 | // Move-construct a new socket implementation. | |
70 | void move_construct(implementation_type& impl, | |
71 | implementation_type& other_impl) | |
72 | { | |
73 | this->base_move_construct(impl, other_impl); | |
74 | ||
75 | impl.protocol_ = other_impl.protocol_; | |
76 | other_impl.protocol_ = endpoint_type().protocol(); | |
77 | } | |
78 | ||
79 | // Move-assign from another socket implementation. | |
80 | void move_assign(implementation_type& impl, | |
81 | winrt_ssocket_service& other_service, | |
82 | implementation_type& other_impl) | |
83 | { | |
84 | this->base_move_assign(impl, other_service, other_impl); | |
85 | ||
86 | impl.protocol_ = other_impl.protocol_; | |
87 | other_impl.protocol_ = endpoint_type().protocol(); | |
88 | } | |
89 | ||
90 | // Move-construct a new socket implementation from another protocol type. | |
91 | template <typename Protocol1> | |
92 | void converting_move_construct(implementation_type& impl, | |
93 | typename winrt_ssocket_service< | |
94 | Protocol1>::implementation_type& other_impl) | |
95 | { | |
96 | this->base_move_construct(impl, other_impl); | |
97 | ||
98 | impl.protocol_ = protocol_type(other_impl.protocol_); | |
99 | other_impl.protocol_ = typename Protocol1::endpoint().protocol(); | |
100 | } | |
101 | ||
102 | // Open a new socket implementation. | |
103 | boost::system::error_code open(implementation_type& impl, | |
104 | const protocol_type& protocol, boost::system::error_code& ec) | |
105 | { | |
106 | if (is_open(impl)) | |
107 | { | |
108 | ec = boost::asio::error::already_open; | |
109 | return ec; | |
110 | } | |
111 | ||
112 | try | |
113 | { | |
114 | impl.socket_ = ref new Windows::Networking::Sockets::StreamSocket; | |
115 | impl.protocol_ = protocol; | |
116 | ec = boost::system::error_code(); | |
117 | } | |
118 | catch (Platform::Exception^ e) | |
119 | { | |
120 | ec = boost::system::error_code(e->HResult, | |
121 | boost::system::system_category()); | |
122 | } | |
123 | ||
124 | return ec; | |
125 | } | |
126 | ||
127 | // Assign a native socket to a socket implementation. | |
128 | boost::system::error_code assign(implementation_type& impl, | |
129 | const protocol_type& protocol, const native_handle_type& native_socket, | |
130 | boost::system::error_code& ec) | |
131 | { | |
132 | if (is_open(impl)) | |
133 | { | |
134 | ec = boost::asio::error::already_open; | |
135 | return ec; | |
136 | } | |
137 | ||
138 | impl.socket_ = native_socket; | |
139 | impl.protocol_ = protocol; | |
140 | ec = boost::system::error_code(); | |
141 | ||
142 | return ec; | |
143 | } | |
144 | ||
145 | // Bind the socket to the specified local endpoint. | |
146 | boost::system::error_code bind(implementation_type&, | |
147 | const endpoint_type&, boost::system::error_code& ec) | |
148 | { | |
149 | ec = boost::asio::error::operation_not_supported; | |
150 | return ec; | |
151 | } | |
152 | ||
153 | // Get the local endpoint. | |
154 | endpoint_type local_endpoint(const implementation_type& impl, | |
155 | boost::system::error_code& ec) const | |
156 | { | |
157 | endpoint_type endpoint; | |
158 | endpoint.resize(do_get_endpoint(impl, true, | |
159 | endpoint.data(), endpoint.size(), ec)); | |
160 | return endpoint; | |
161 | } | |
162 | ||
163 | // Get the remote endpoint. | |
164 | endpoint_type remote_endpoint(const implementation_type& impl, | |
165 | boost::system::error_code& ec) const | |
166 | { | |
167 | endpoint_type endpoint; | |
168 | endpoint.resize(do_get_endpoint(impl, false, | |
169 | endpoint.data(), endpoint.size(), ec)); | |
170 | return endpoint; | |
171 | } | |
172 | ||
173 | // Set a socket option. | |
174 | template <typename Option> | |
175 | boost::system::error_code set_option(implementation_type& impl, | |
176 | const Option& option, boost::system::error_code& ec) | |
177 | { | |
178 | return do_set_option(impl, option.level(impl.protocol_), | |
179 | option.name(impl.protocol_), option.data(impl.protocol_), | |
180 | option.size(impl.protocol_), ec); | |
181 | } | |
182 | ||
183 | // Get a socket option. | |
184 | template <typename Option> | |
185 | boost::system::error_code get_option(const implementation_type& impl, | |
186 | Option& option, boost::system::error_code& ec) const | |
187 | { | |
188 | std::size_t size = option.size(impl.protocol_); | |
189 | do_get_option(impl, option.level(impl.protocol_), | |
190 | option.name(impl.protocol_), | |
191 | option.data(impl.protocol_), &size, ec); | |
192 | if (!ec) | |
193 | option.resize(impl.protocol_, size); | |
194 | return ec; | |
195 | } | |
196 | ||
197 | // Connect the socket to the specified endpoint. | |
198 | boost::system::error_code connect(implementation_type& impl, | |
199 | const endpoint_type& peer_endpoint, boost::system::error_code& ec) | |
200 | { | |
201 | return do_connect(impl, peer_endpoint.data(), ec); | |
202 | } | |
203 | ||
204 | // Start an asynchronous connect. | |
205 | template <typename Handler> | |
206 | void async_connect(implementation_type& impl, | |
207 | const endpoint_type& peer_endpoint, Handler& handler) | |
208 | { | |
209 | bool is_continuation = | |
210 | boost_asio_handler_cont_helpers::is_continuation(handler); | |
211 | ||
212 | // Allocate and construct an operation to wrap the handler. | |
213 | typedef winrt_socket_connect_op<Handler> op; | |
214 | typename op::ptr p = { boost::asio::detail::addressof(handler), | |
215 | boost_asio_handler_alloc_helpers::allocate( | |
216 | sizeof(op), handler), 0 }; | |
217 | p.p = new (p.v) op(handler); | |
218 | ||
219 | BOOST_ASIO_HANDLER_CREATION((p.p, "socket", &impl, "async_connect")); | |
220 | ||
221 | start_connect_op(impl, peer_endpoint.data(), p.p, is_continuation); | |
222 | p.v = p.p = 0; | |
223 | } | |
224 | }; | |
225 | ||
226 | } // namespace detail | |
227 | } // namespace asio | |
228 | } // namespace boost | |
229 | ||
230 | #include <boost/asio/detail/pop_options.hpp> | |
231 | ||
232 | #endif // defined(BOOST_ASIO_WINDOWS_RUNTIME) | |
233 | ||
234 | #endif // BOOST_ASIO_DETAIL_WINRT_SSOCKET_SERVICE_HPP |