diff options
Diffstat (limited to '3rdparty/asio/src/examples/cpp03/tutorial/daytime4/client.cpp')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/tutorial/daytime4/client.cpp | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/tutorial/daytime4/client.cpp b/3rdparty/asio/src/examples/cpp03/tutorial/daytime4/client.cpp new file mode 100644 index 00000000000..da3b651d56d --- /dev/null +++ b/3rdparty/asio/src/examples/cpp03/tutorial/daytime4/client.cpp @@ -0,0 +1,52 @@ +// +// 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 <iostream> +#include <boost/array.hpp> +#include <asio.hpp> + +using asio::ip::udp; + +int main(int argc, char* argv[]) +{ + try + { + if (argc != 2) + { + std::cerr << "Usage: client <host>" << std::endl; + return 1; + } + + asio::io_context io_context; + + udp::resolver resolver(io_context); + udp::endpoint receiver_endpoint = + *resolver.resolve(udp::v4(), argv[1], "daytime").begin(); + + udp::socket socket(io_context); + socket.open(udp::v4()); + + boost::array<char, 1> send_buf = {{ 0 }}; + socket.send_to(asio::buffer(send_buf), receiver_endpoint); + + boost::array<char, 128> recv_buf; + udp::endpoint sender_endpoint; + size_t len = socket.receive_from( + asio::buffer(recv_buf), sender_endpoint); + + std::cout.write(recv_buf.data(), len); + } + catch (std::exception& e) + { + std::cerr << e.what() << std::endl; + } + + return 0; +} |