/*
 * Copyright © 2013-2014 Canonical Ltd.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Authored by: Kevin DuBois <kevin.dubois@canonical.com>
 */

#ifndef ANBOX_NETWORK_MESSAGE_RECEIVER_H_
#define ANBOX_NETWORK_MESSAGE_RECEIVER_H_

#include <boost/asio.hpp>
#include <functional>
#include <vector>

#include "anbox/common/fd.h"

namespace anbox {
namespace network {
class MessageReceiver {
 public:
  // receive message from the socket. 'handler' will be called when 'buffer' has
  // been filled with exactly 'size'
  typedef std::function<void(boost::system::error_code const&, size_t)>
      AnboxReadHandler;
  virtual void async_receive_msg(
      AnboxReadHandler const& handler,
      boost::asio::mutable_buffers_1 const& buffer) = 0;
  virtual boost::system::error_code receive_msg(
      boost::asio::mutable_buffers_1 const& buffer) = 0;
  virtual size_t available_bytes() = 0;

 protected:
  MessageReceiver() = default;
  virtual ~MessageReceiver() = default;
  MessageReceiver(MessageReceiver const&) = delete;
  MessageReceiver& operator=(MessageReceiver const&) = delete;
};
}  // namespace network
}  // namespace anbox

#endif