UDP Sender via BOOST ASIO

udp.hh

#ifndef UDP_HH_
#define UDP_HH_

#include <array>
#include <boost/asio.hpp>
#include <boost/bind.hpp>
#include <iostream>

class UDPSender {
  std::string ip;
  uint16_t port;
  boost::asio::io_service io_srvc;
  boost::asio::ip::udp::socket socket;
  boost::asio::ip::udp::endpoint remote_endpoint;

 public:
  UDPSender()
      : ip(std::string{"127.0.0.1"}),
        port(5006),
        socket(boost::asio::ip::udp::socket{io_srvc}),
        remote_endpoint(boost::asio::ip::udp::endpoint{boost::asio::ip::address::from_string(ip), port}) {}

  UDPSender(const std::string& ip_, const uint16_t port_)
      : ip(ip_), 
        port(port_),
        socket(boost::asio::ip::udp::socket{io_srvc}), 
        remote_endpoint(boost::asio::ip::udp::endpoint{boost::asio::ip::address::from_string(ip), port}) {}

  void open() { socket.open(boost::asio::ip::udp::v4()); }
  void close() { socket.close(); }
  size_t send(const char * buffer, size_t len) {
    return socket.send_to(boost::asio::buffer(buffer, len), remote_endpoint);
  }
};
#endif /* UDP_HH_ */