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#include <iostream>
#include <boost/bind.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <boost/asio.hpp>
using boost::asio::ip::tcp;
class tcp_connection : public boost::enable_shared_from_this<tcp_connection> {
public:
typedef boost::shared_ptr<tcp_connection> pointer;
static pointer create(boost::asio::io_service& io_service) {
return pointer(new tcp_connection(io_service));
}
tcp::socket& socket() {
return socket_;
}
void start() {
boost::asio::async_write(socket_, boost::asio::buffer("Hei!\n"),
boost::bind(&tcp_connection::handle_write, shared_from_this()));
}
private:
tcp::socket socket_;
tcp_connection(boost::asio::io_service& io_service) : socket_(io_service) {
}
void handle_write() {
}
};
class tcp_server {
public:
tcp_server(boost::asio::io_service& io_service)
: acceptor_(io_service, tcp::endpoint(tcp::v4(), 12345)) {
start_accept();
}
private:
tcp::acceptor acceptor_;
void start_accept() {
tcp_connection::pointer new_connection = tcp_connection::create(acceptor_.io_service());
acceptor_.async_accept(new_connection->socket(), boost::bind(&tcp_server::handle_accept, this, new_connection, boost::asio::placeholders::error));
}
void handle_accept(tcp_connection::pointer new_connection, const boost::system::error_code& error) {
if(!error) {
new_connection->start();
start_accept();
}
}
};
int main() {
try {
boost::asio::io_service io_service;
tcp_server server(io_service);
std::cout << "Listening to port 12345" << std::endl;
io_service.run();
} catch(std::exception& e) {
std::cerr << "Exception caught: " << e.what() << std::endl;
}
}
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