5 // Copyright (c) 2003-2014 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)
12 #include <boost/array.hpp>
13 #include <boost/asio.hpp>
15 using boost::asio::ip::tcp;
17 int main(int argc, char* argv[])
23 std::cerr << "Usage: client <host>" << std::endl;
27 boost::asio::io_service io_service;
29 tcp::resolver resolver(io_service);
30 tcp::resolver::query query(argv[1], "daytime");
31 tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
33 tcp::socket socket(io_service);
34 boost::asio::connect(socket, endpoint_iterator);
38 boost::array<char, 128> buf;
39 boost::system::error_code error;
41 size_t len = socket.read_some(boost::asio::buffer(buf), error);
43 if (error == boost::asio::error::eof)
44 break; // Connection closed cleanly by peer.
46 throw boost::system::system_error(error); // Some other error.
48 std::cout.write(buf.data(), len);
51 catch (std::exception& e)
53 std::cerr << e.what() << std::endl;