Sha256: 4793cf650385bb5cd4b24ee33c3683aef834678956203f7ed6fdba17e266db86
Contents?: true
Size: 1.14 KB
Versions: 16
Compression:
Stored size: 1.14 KB
Contents
//
// blocking_udp_echo_server.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 <iostream>
#include "asio.hpp"
using asio::ip::udp;
enum { max_length = 1024 };
void server(asio::io_context& io_context, unsigned short port)
{
udp::socket sock(io_context, udp::endpoint(udp::v4(), port));
for (;;)
{
char data[max_length];
udp::endpoint sender_endpoint;
size_t length = sock.receive_from(
asio::buffer(data, max_length), sender_endpoint);
sock.send_to(asio::buffer(data, length), sender_endpoint);
}
}
int main(int argc, char* argv[])
{
try
{
if (argc != 2)
{
std::cerr << "Usage: blocking_udp_echo_server <port>\n";
return 1;
}
asio::io_context io_context;
using namespace std; // For atoi.
server(io_context, atoi(argv[1]));
}
catch (std::exception& e)
{
std::cerr << "Exception: " << e.what() << "\n";
}
return 0;
}
Version data entries
16 entries across 16 versions & 1 rubygems