asio/example/cpp03/http/server/connection.hpp
2019-02-17 19:59:39 -10:00

84 lines
2.1 KiB
C++

//
// connection.hpp
// ~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2019 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)
//
#ifndef HTTP_CONNECTION_HPP
#define HTTP_CONNECTION_HPP
#include <boost/asio.hpp>
#include <boost/array.hpp>
#include <boost/noncopyable.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include "reply.hpp"
#include "request.hpp"
#include "request_handler.hpp"
#include "request_parser.hpp"
namespace http {
namespace server {
class connection_manager;
/// Represents a single connection from a client.
class connection
: public boost::enable_shared_from_this<connection>,
private boost::noncopyable
{
public:
/// Construct a connection with the given io_context.
explicit connection(boost::asio::io_context& io_context,
connection_manager& manager, request_handler& handler);
/// Get the socket associated with the connection.
boost::asio::ip::tcp::socket& socket();
/// Start the first asynchronous operation for the connection.
void start();
/// Stop all asynchronous operations associated with the connection.
void stop();
private:
/// Handle completion of a read operation.
void handle_read(const boost::system::error_code& e,
std::size_t bytes_transferred);
/// Handle completion of a write operation.
void handle_write(const boost::system::error_code& e);
/// Socket for the connection.
boost::asio::ip::tcp::socket socket_;
/// The manager for this connection.
connection_manager& connection_manager_;
/// The handler used to process the incoming request.
request_handler& request_handler_;
/// Buffer for incoming data.
boost::array<char, 8192> buffer_;
/// The incoming request.
request request_;
/// The parser for the incoming request.
request_parser request_parser_;
/// The reply to be sent back to the client.
reply reply_;
};
typedef boost::shared_ptr<connection> connection_ptr;
} // namespace server
} // namespace http
#endif // HTTP_CONNECTION_HPP