5 // Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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)
13 #include <boost/array.hpp>
14 #include <boost/bind.hpp>
15 #include <boost/enable_shared_from_this.hpp>
16 #include <boost/shared_ptr.hpp>
17 #include <boost/asio.hpp>
19 #if defined(BOOST_ASIO_HAS_LOCAL_SOCKETS)
21 using boost::asio::local::stream_protocol;
24 : public boost::enable_shared_from_this<session>
27 session(boost::asio::io_service& io_service)
32 stream_protocol::socket& socket()
39 socket_.async_read_some(boost::asio::buffer(data_),
40 boost::bind(&session::handle_read,
42 boost::asio::placeholders::error,
43 boost::asio::placeholders::bytes_transferred));
46 void handle_read(const boost::system::error_code& error,
47 size_t bytes_transferred)
51 boost::asio::async_write(socket_,
52 boost::asio::buffer(data_, bytes_transferred),
53 boost::bind(&session::handle_write,
55 boost::asio::placeholders::error));
59 void handle_write(const boost::system::error_code& error)
63 socket_.async_read_some(boost::asio::buffer(data_),
64 boost::bind(&session::handle_read,
66 boost::asio::placeholders::error,
67 boost::asio::placeholders::bytes_transferred));
72 // The socket used to communicate with the client.
73 stream_protocol::socket socket_;
75 // Buffer used to store data received from the client.
76 boost::array<char, 1024> data_;
79 typedef boost::shared_ptr<session> session_ptr;
84 server(boost::asio::io_service& io_service, const std::string& file)
85 : io_service_(io_service),
86 acceptor_(io_service, stream_protocol::endpoint(file))
88 session_ptr new_session(new session(io_service_));
89 acceptor_.async_accept(new_session->socket(),
90 boost::bind(&server::handle_accept, this, new_session,
91 boost::asio::placeholders::error));
94 void handle_accept(session_ptr new_session,
95 const boost::system::error_code& error)
102 new_session.reset(new session(io_service_));
103 acceptor_.async_accept(new_session->socket(),
104 boost::bind(&server::handle_accept, this, new_session,
105 boost::asio::placeholders::error));
109 boost::asio::io_service& io_service_;
110 stream_protocol::acceptor acceptor_;
113 int main(int argc, char* argv[])
119 std::cerr << "Usage: stream_server <file>\n";
120 std::cerr << "*** WARNING: existing file is removed ***\n";
124 boost::asio::io_service io_service;
126 std::remove(argv[1]);
127 server s(io_service, argv[1]);
131 catch (std::exception& e)
133 std::cerr << "Exception: " << e.what() << "\n";
139 #else // defined(BOOST_ASIO_HAS_LOCAL_SOCKETS)
140 # error Local sockets not available on this platform.
141 #endif // defined(BOOST_ASIO_HAS_LOCAL_SOCKETS)