1 | //
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2 | // dccp_socket_service.hpp
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3 | // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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4 | //
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5 | // Copyright (c) 2009 Alexander Dubov (oakad at yahoo dot com)
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6 | //
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7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying
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8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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9 | //
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10 |
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11 | #ifndef BOOST_ASIO_DCCP_SOCKET_SERVICE_HPP
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12 | #define BOOST_ASIO_DCCP_SOCKET_SERVICE_HPP
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13 |
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14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200)
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15 | # pragma once
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16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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17 |
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18 | #include <boost/asio/detail/push_options.hpp>
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19 |
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20 | #include <boost/asio/detail/push_options.hpp>
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21 | #include <cstddef>
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22 | #include <boost/config.hpp>
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23 | #include <boost/asio/detail/pop_options.hpp>
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24 |
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25 | #include <boost/asio/error.hpp>
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26 | #include <boost/asio/io_service.hpp>
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27 | #include <boost/asio/detail/epoll_reactor.hpp>
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28 | #include <boost/asio/detail/kqueue_reactor.hpp>
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29 | #include <boost/asio/detail/select_reactor.hpp>
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30 | #include <boost/asio/detail/service_base.hpp>
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31 |
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32 | #include <boost/asio/detail/reactive_socket_service.hpp>
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33 | #include <boost/asio/detail/win_iocp_socket_service.hpp>
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34 |
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35 | namespace boost {
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36 | namespace asio {
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37 |
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38 | /// Default service implementation for a datagram socket.
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39 | template <typename Protocol>
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40 | class dccp_socket_service
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41 | #if defined(GENERATING_DOCUMENTATION)
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42 | : public boost::asio::io_service::service
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43 | #else
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44 | : public boost::asio::detail::service_base<dccp_socket_service<Protocol> >
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45 | #endif
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46 | {
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47 | public:
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48 | #if defined(GENERATING_DOCUMENTATION)
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49 | /// The unique service identifier.
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50 | static boost::asio::io_service::id id;
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51 | #endif
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52 |
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53 | /// The protocol type.
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54 | typedef Protocol protocol_type;
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55 |
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56 | /// The endpoint type.
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57 | typedef typename Protocol::endpoint endpoint_type;
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58 |
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59 | private:
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60 | // The type of the platform-specific implementation.
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61 | #if defined(BOOST_ASIO_HAS_IOCP)
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62 | typedef detail::win_iocp_socket_service<Protocol> service_impl_type;
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63 | #elif defined(BOOST_ASIO_HAS_EPOLL)
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64 | typedef detail::reactive_socket_service<
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65 | Protocol, detail::epoll_reactor<false> > service_impl_type;
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66 | #elif defined(BOOST_ASIO_HAS_KQUEUE)
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67 | typedef detail::reactive_socket_service<
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68 | Protocol, detail::kqueue_reactor<false> > service_impl_type;
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69 | #elif defined(BOOST_ASIO_HAS_DEV_POLL)
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70 | typedef detail::reactive_socket_service<
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71 | Protocol, detail::dev_poll_reactor<false> > service_impl_type;
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72 | #else
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73 | typedef detail::reactive_socket_service<
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74 | Protocol, detail::select_reactor<false> > service_impl_type;
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75 | #endif
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76 |
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77 | public:
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78 | /// The type of a dccp socket.
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79 | /// The type of a datagram socket.
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80 | #if defined(GENERATING_DOCUMENTATION)
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81 | typedef implementation_defined implementation_type;
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82 | #else
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83 | typedef typename service_impl_type::implementation_type implementation_type;
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84 | #endif
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85 |
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86 | /// The native socket type.
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87 | #if defined(GENERATING_DOCUMENTATION)
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88 | typedef implementation_defined native_type;
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89 | #else
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90 | typedef typename service_impl_type::native_type native_type;
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91 | #endif
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92 |
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93 | /// Construct a new dccp socket service for the specified io_service.
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94 | explicit dccp_socket_service(boost::asio::io_service& io_service)
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95 | : boost::asio::detail::service_base<
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96 | dccp_socket_service<Protocol> >(io_service),
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97 | service_impl_(boost::asio::use_service<service_impl_type>(io_service))
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98 | {
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99 | }
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100 |
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101 | /// Destroy all user-defined handler objects owned by the service.
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102 | void shutdown_service()
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103 | {
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104 | }
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105 |
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106 | /// Construct a new dccp socket implementation.
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107 | void construct(implementation_type& impl)
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108 | {
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109 | service_impl_.construct(impl);
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110 | }
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111 |
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112 | /// Destroy a dccp socket implementation.
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113 | void destroy(implementation_type& impl)
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114 | {
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115 | service_impl_.destroy(impl);
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116 | }
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117 |
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118 | /// Open a new datagram socket implementation.
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119 | boost::system::error_code open(implementation_type& impl,
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120 | const protocol_type& protocol, boost::system::error_code& ec)
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121 | {
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122 | if (protocol.type() == SOCK_DCCP)
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123 | service_impl_.open(impl, protocol, ec);
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124 | else
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125 | ec = boost::asio::error::invalid_argument;
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126 | return ec;
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127 | }
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128 |
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129 | /// Assign an existing native socket to a dccp socket.
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130 | boost::system::error_code assign(implementation_type& impl,
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131 | const protocol_type& protocol, const native_type& native_socket,
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132 | boost::system::error_code& ec)
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133 | {
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134 | return service_impl_.assign(impl, protocol, native_socket, ec);
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135 | }
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136 |
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137 | /// Determine whether the socket is open.
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138 | bool is_open(const implementation_type& impl) const
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139 | {
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140 | return service_impl_.is_open(impl);
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141 | }
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142 |
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143 | /// Close a datagram socket implementation.
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144 | boost::system::error_code close(implementation_type& impl,
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145 | boost::system::error_code& ec)
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146 | {
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147 | return service_impl_.close(impl, ec);
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148 | }
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149 |
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150 | /// Get the native socket implementation.
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151 | native_type native(implementation_type& impl)
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152 | {
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153 | return service_impl_.native(impl);
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154 | }
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155 |
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156 | /// Cancel all asynchronous operations associated with the socket.
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157 | boost::system::error_code cancel(implementation_type& impl,
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158 | boost::system::error_code& ec)
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159 | {
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160 | return service_impl_.cancel(impl, ec);
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161 | }
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162 |
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163 | /// Determine whether the socket is at the out-of-band data mark.
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164 | bool at_mark(const implementation_type& impl,
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165 | boost::system::error_code& ec) const
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166 | {
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167 | return service_impl_.at_mark(impl, ec);
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168 | }
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169 |
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170 | /// Determine the number of bytes available for reading.
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171 | std::size_t available(const implementation_type& impl,
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172 | boost::system::error_code& ec) const
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173 | {
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174 | return service_impl_.available(impl, ec);
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175 | }
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176 |
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177 | /// Bind the datagram socket to the specified local endpoint.
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178 | boost::system::error_code bind(implementation_type& impl,
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179 | const endpoint_type& endpoint, boost::system::error_code& ec)
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180 | {
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181 | return service_impl_.bind(impl, endpoint, ec);
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182 | }
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183 |
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184 | /// Connect the datagram socket to the specified endpoint.
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185 | boost::system::error_code connect(implementation_type& impl,
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186 | const endpoint_type& peer_endpoint, boost::system::error_code& ec)
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187 | {
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188 | return service_impl_.connect(impl, peer_endpoint, ec);
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189 | }
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190 |
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191 | /// Start an asynchronous connect.
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192 | template <typename ConnectHandler>
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193 | void async_connect(implementation_type& impl,
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194 | const endpoint_type& peer_endpoint, ConnectHandler handler)
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195 | {
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196 | service_impl_.async_connect(impl, peer_endpoint, handler);
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197 | }
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198 |
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199 | /// Set a socket option.
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200 | template <typename SettableSocketOption>
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201 | boost::system::error_code set_option(implementation_type& impl,
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202 | const SettableSocketOption& option, boost::system::error_code& ec)
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203 | {
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204 | return service_impl_.set_option(impl, option, ec);
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205 | }
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206 |
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207 | /// Get a socket option.
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208 | template <typename GettableSocketOption>
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209 | boost::system::error_code get_option(const implementation_type& impl,
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210 | GettableSocketOption& option, boost::system::error_code& ec) const
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211 | {
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212 | return service_impl_.get_option(impl, option, ec);
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213 | }
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214 |
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215 | /// Perform an IO control command on the socket.
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216 | template <typename IoControlCommand>
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217 | boost::system::error_code io_control(implementation_type& impl,
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218 | IoControlCommand& command, boost::system::error_code& ec)
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219 | {
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220 | return service_impl_.io_control(impl, command, ec);
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221 | }
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222 |
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223 | /// Get the local endpoint.
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224 | endpoint_type local_endpoint(const implementation_type& impl,
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225 | boost::system::error_code& ec) const
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226 | {
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227 | return service_impl_.local_endpoint(impl, ec);
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228 | }
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229 |
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230 | /// Get the remote endpoint.
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231 | endpoint_type remote_endpoint(const implementation_type& impl,
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232 | boost::system::error_code& ec) const
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233 | {
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234 | return service_impl_.remote_endpoint(impl, ec);
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235 | }
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236 |
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237 | /// Disable sends or receives on the socket.
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238 | boost::system::error_code shutdown(implementation_type& impl,
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239 | socket_base::shutdown_type what, boost::system::error_code& ec)
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240 | {
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241 | return service_impl_.shutdown(impl, what, ec);
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242 | }
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243 |
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244 | /// Send the given data to the peer.
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245 | template <typename ConstBufferSequence>
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246 | std::size_t send(implementation_type& impl,
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247 | const ConstBufferSequence& buffers,
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248 | socket_base::message_flags flags, boost::system::error_code& ec)
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249 | {
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250 | return service_impl_.send(impl, buffers, flags, ec);
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251 | }
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252 |
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253 | /// Start an asynchronous send.
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254 | template <typename ConstBufferSequence, typename WriteHandler>
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255 | void async_send(implementation_type& impl, const ConstBufferSequence& buffers,
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256 | socket_base::message_flags flags, WriteHandler handler)
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257 | {
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258 | service_impl_.async_send(impl, buffers, flags, handler);
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259 | }
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260 |
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261 | /// Receive some data from the peer.
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262 | template <typename MutableBufferSequence>
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263 | std::size_t receive(implementation_type& impl,
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264 | const MutableBufferSequence& buffers,
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265 | socket_base::message_flags flags, boost::system::error_code& ec)
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266 | {
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267 | return service_impl_.receive(impl, buffers, flags, ec);
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268 | }
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269 |
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270 | /// Start an asynchronous receive.
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271 | template <typename MutableBufferSequence, typename ReadHandler>
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272 | void async_receive(implementation_type& impl,
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273 | const MutableBufferSequence& buffers,
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274 | socket_base::message_flags flags, ReadHandler handler)
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275 | {
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276 | service_impl_.async_receive(impl, buffers, flags, handler);
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277 | }
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278 |
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279 | private:
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280 | // The service that provides the platform-specific implementation.
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281 | service_impl_type& service_impl_;
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282 | };
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283 |
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284 | } // namespace asio
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285 | } // namespace boost
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286 |
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287 | #include <boost/asio/detail/pop_options.hpp>
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288 |
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289 | #endif // BOOST_ASIO_DCCP_SOCKET_SERVICE_HPP
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