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// connection.hpp
// ~~~~~~~~~~~~~~
// Copyright (c) 2003-2017 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


#include <array>
#include <memory>
#include <boost/asio.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 std::enable_shared_from_this<connection>
  connection(const connection&) = delete;
  connection& operator=(const connection&) = delete;

  /// Construct a connection with the given socket.
  explicit connection(boost::asio::ip::tcp::socket socket,
      connection_manager& manager, request_handler& handler);

  /// Start the first asynchronous operation for the connection.
  void start();

  /// Stop all asynchronous operations associated with the connection.
  void stop();

  /// Perform an asynchronous read operation.
  void do_read();

  /// Perform an asynchronous write operation.
  void do_write();

  /// 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.
  std::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 std::shared_ptr<connection> connection_ptr;

} // namespace server
} // namespace http