diff options
Diffstat (limited to '3rdparty/asio/src/examples/cpp03/tutorial/daytime5/server.cpp')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/tutorial/daytime5/server.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/tutorial/daytime5/server.cpp b/3rdparty/asio/src/examples/cpp03/tutorial/daytime5/server.cpp new file mode 100644 index 00000000000..fdf452562d2 --- /dev/null +++ b/3rdparty/asio/src/examples/cpp03/tutorial/daytime5/server.cpp @@ -0,0 +1,58 @@ +// +// server.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 <ctime> +#include <iostream> +#include <string> +#include <boost/array.hpp> +#include <asio.hpp> + +using asio::ip::udp; + +std::string make_daytime_string() +{ + using namespace std; // For time_t, time and ctime; + time_t now = time(0); + return ctime(&now); +} + +int main() +{ + try + { + asio::io_context io_context; + + udp::socket socket(io_context, udp::endpoint(udp::v4(), 13)); + + for (;;) + { + boost::array<char, 1> recv_buf; + udp::endpoint remote_endpoint; + asio::error_code error; + socket.receive_from(asio::buffer(recv_buf), + remote_endpoint, 0, error); + + if (error && error != asio::error::message_size) + throw asio::system_error(error); + + std::string message = make_daytime_string(); + + asio::error_code ignored_error; + socket.send_to(asio::buffer(message), + remote_endpoint, 0, ignored_error); + } + } + catch (std::exception& e) + { + std::cerr << e.what() << std::endl; + } + + return 0; +} |