// // client.cpp // ~~~~~~~~~~ // // Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com) // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #include #include #include using asio::ip::tcp; int main(int argc, char* argv[]) { try { if (argc != 2) { std::cerr << "Usage: client " << std::endl; return 1; } asio::io_context io_context; tcp::resolver resolver(io_context); tcp::resolver::results_type endpoints = resolver.resolve(argv[1], "daytime"); tcp::socket socket(io_context); asio::connect(socket, endpoints); for (;;) { boost::array buf; asio::error_code error; size_t len = socket.read_some(asio::buffer(buf), error); if (error == asio::error::eof) break; // Connection closed cleanly by peer. else if (error) throw asio::system_error(error); // Some other error. std::cout.write(buf.data(), len); } } catch (std::exception& e) { std::cerr << e.what() << std::endl; } return 0; }