Sha256: d2df24b6e6e3ff56735c433752a9a92bb3e902a6223e66afc133d65eb44f0b5a
Contents?: true
Size: 1.4 KB
Versions: 16
Compression:
Stored size: 1.4 KB
Contents
//
// blocking_udp_echo_client.cpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2020 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 <cstring>
#include <iostream>
#include "asio.hpp"
using asio::ip::udp;
enum { max_length = 1024 };
int main(int argc, char* argv[])
{
try
{
if (argc != 3)
{
std::cerr << "Usage: blocking_udp_echo_client <host> <port>\n";
return 1;
}
asio::io_context io_context;
udp::socket s(io_context, udp::endpoint(udp::v4(), 0));
udp::resolver resolver(io_context);
udp::resolver::results_type endpoints =
resolver.resolve(udp::v4(), argv[1], argv[2]);
std::cout << "Enter message: ";
char request[max_length];
std::cin.getline(request, max_length);
size_t request_length = std::strlen(request);
s.send_to(asio::buffer(request, request_length), *endpoints.begin());
char reply[max_length];
udp::endpoint sender_endpoint;
size_t reply_length = s.receive_from(
asio::buffer(reply, max_length), sender_endpoint);
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;
}
Version data entries
16 entries across 16 versions & 1 rubygems