From ff01b716711b97c2fcaa709ea97f7650f106aa10 Mon Sep 17 00:00:00 2001 From: Miodrag Milanovic Date: Fri, 7 Oct 2016 14:13:19 +0200 Subject: Added ASIO networking library (nw) --- .../cpp03/echo/blocking_tcp_echo_client.cpp | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 3rdparty/asio/src/examples/cpp03/echo/blocking_tcp_echo_client.cpp (limited to '3rdparty/asio/src/examples/cpp03/echo/blocking_tcp_echo_client.cpp') diff --git a/3rdparty/asio/src/examples/cpp03/echo/blocking_tcp_echo_client.cpp b/3rdparty/asio/src/examples/cpp03/echo/blocking_tcp_echo_client.cpp new file mode 100644 index 00000000000..224b9dbb1b2 --- /dev/null +++ b/3rdparty/asio/src/examples/cpp03/echo/blocking_tcp_echo_client.cpp @@ -0,0 +1,59 @@ +// +// blocking_tcp_echo_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 +#include "asio.hpp" + +using asio::ip::tcp; + +enum { max_length = 1024 }; + +int main(int argc, char* argv[]) +{ + try + { + if (argc != 3) + { + std::cerr << "Usage: blocking_tcp_echo_client \n"; + return 1; + } + + asio::io_context io_context; + + tcp::resolver resolver(io_context); + tcp::resolver::results_type endpoints = + resolver.resolve(tcp::v4(), argv[1], argv[2]); + + tcp::socket s(io_context); + asio::connect(s, endpoints); + + using namespace std; // For strlen. + std::cout << "Enter message: "; + char request[max_length]; + std::cin.getline(request, max_length); + size_t request_length = strlen(request); + asio::write(s, asio::buffer(request, request_length)); + + char reply[max_length]; + size_t reply_length = asio::read(s, + asio::buffer(reply, request_length)); + std::cout << "Reply is: "; + std::cout.write(reply, reply_length); + std::cout << "\n"; + } + catch (std::exception& e) + { + std::cerr << "Exception: " << e.what() << "\n"; + } + + return 0; +} -- cgit v1.2.3-70-g09d2