diff options
Diffstat (limited to '3rdparty/asio/src/examples/cpp11/echo/blocking_tcp_echo_server.cpp')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp11/echo/blocking_tcp_echo_server.cpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/3rdparty/asio/src/examples/cpp11/echo/blocking_tcp_echo_server.cpp b/3rdparty/asio/src/examples/cpp11/echo/blocking_tcp_echo_server.cpp new file mode 100644 index 00000000000..84a72d44453 --- /dev/null +++ b/3rdparty/asio/src/examples/cpp11/echo/blocking_tcp_echo_server.cpp @@ -0,0 +1,74 @@ +// +// blocking_tcp_echo_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 <cstdlib> +#include <iostream> +#include <thread> +#include <utility> +#include "asio.hpp" + +using asio::ip::tcp; + +const int max_length = 1024; + +void session(tcp::socket sock) +{ + try + { + for (;;) + { + char data[max_length]; + + asio::error_code error; + size_t length = sock.read_some(asio::buffer(data), error); + if (error == asio::error::eof) + break; // Connection closed cleanly by peer. + else if (error) + throw asio::system_error(error); // Some other error. + + asio::write(sock, asio::buffer(data, length)); + } + } + catch (std::exception& e) + { + std::cerr << "Exception in thread: " << e.what() << "\n"; + } +} + +void server(asio::io_context& io_context, unsigned short port) +{ + tcp::acceptor a(io_context, tcp::endpoint(tcp::v4(), port)); + for (;;) + { + std::thread(session, a.accept()).detach(); + } +} + +int main(int argc, char* argv[]) +{ + try + { + if (argc != 2) + { + std::cerr << "Usage: blocking_tcp_echo_server <port>\n"; + return 1; + } + + asio::io_context io_context; + + server(io_context, std::atoi(argv[1])); + } + catch (std::exception& e) + { + std::cerr << "Exception: " << e.what() << "\n"; + } + + return 0; +} |