basic_socket_acceptor.hpp

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//
// basic_socket_acceptor.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2008 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 ASIO_BASIC_SOCKET_ACCEPTOR_HPP
#define ASIO_BASIC_SOCKET_ACCEPTOR_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include "asio/detail/push_options.hpp"

#include "asio/basic_io_object.hpp"
#include "asio/basic_socket.hpp"
#include "asio/error.hpp"
#include "asio/socket_acceptor_service.hpp"
#include "asio/socket_base.hpp"
#include "asio/detail/throw_error.hpp"

namespace asio {


template <typename Protocol,
    typename SocketAcceptorService = socket_acceptor_service<Protocol> >
class basic_socket_acceptor
  : public basic_io_object<SocketAcceptorService>,
    public socket_base
{
public:
  typedef typename SocketAcceptorService::native_type native_type;

  typedef Protocol protocol_type;

  typedef typename Protocol::endpoint endpoint_type;


  explicit basic_socket_acceptor(asio::io_service& io_service)
    : basic_io_object<SocketAcceptorService>(io_service)
  {
  }


  basic_socket_acceptor(asio::io_service& io_service,
      const protocol_type& protocol)
    : basic_io_object<SocketAcceptorService>(io_service)
  {
    asio::error_code ec;
    this->service.open(this->implementation, protocol, ec);
    asio::detail::throw_error(ec);
  }


  basic_socket_acceptor(asio::io_service& io_service,
      const endpoint_type& endpoint, bool reuse_addr = true)
    : basic_io_object<SocketAcceptorService>(io_service)
  {
    asio::error_code ec;
    this->service.open(this->implementation, endpoint.protocol(), ec);
    asio::detail::throw_error(ec);
    if (reuse_addr)
    {
      this->service.set_option(this->implementation,
          socket_base::reuse_address(true), ec);
      asio::detail::throw_error(ec);
    }
    this->service.bind(this->implementation, endpoint, ec);
    asio::detail::throw_error(ec);
    this->service.listen(this->implementation,
        socket_base::max_connections, ec);
    asio::detail::throw_error(ec);
  }


  basic_socket_acceptor(asio::io_service& io_service,
      const protocol_type& protocol, const native_type& native_acceptor)
    : basic_io_object<SocketAcceptorService>(io_service)
  {
    asio::error_code ec;
    this->service.assign(this->implementation, protocol, native_acceptor, ec);
    asio::detail::throw_error(ec);
  }


  void open(const protocol_type& protocol = protocol_type())
  {
    asio::error_code ec;
    this->service.open(this->implementation, protocol, ec);
    asio::detail::throw_error(ec);
  }


  asio::error_code open(const protocol_type& protocol,
      asio::error_code& ec)
  {
    return this->service.open(this->implementation, protocol, ec);
  }

  /*
   * This function opens the acceptor to hold an existing native acceptor.
   *
   * @param protocol An object specifying which protocol is to be used.
   *
   * @param native_acceptor A native acceptor.
   *
   * @throws asio::system_error Thrown on failure.
   */
  void assign(const protocol_type& protocol, const native_type& native_acceptor)
  {
    asio::error_code ec;
    this->service.assign(this->implementation, protocol, native_acceptor, ec);
    asio::detail::throw_error(ec);
  }

  /*
   * This function opens the acceptor to hold an existing native acceptor.
   *
   * @param protocol An object specifying which protocol is to be used.
   *
   * @param native_acceptor A native acceptor.
   *
   * @param ec Set to indicate what error occurred, if any.
   */
  asio::error_code assign(const protocol_type& protocol,
      const native_type& native_acceptor, asio::error_code& ec)
  {
    return this->service.assign(this->implementation,
        protocol, native_acceptor, ec);
  }

  bool is_open() const
  {
    return this->service.is_open(this->implementation);
  }


  void bind(const endpoint_type& endpoint)
  {
    asio::error_code ec;
    this->service.bind(this->implementation, endpoint, ec);
    asio::detail::throw_error(ec);
  }


  asio::error_code bind(const endpoint_type& endpoint,
      asio::error_code& ec)
  {
    return this->service.bind(this->implementation, endpoint, ec);
  }


  void listen(int backlog = socket_base::max_connections)
  {
    asio::error_code ec;
    this->service.listen(this->implementation, backlog, ec);
    asio::detail::throw_error(ec);
  }


  asio::error_code listen(int backlog, asio::error_code& ec)
  {
    return this->service.listen(this->implementation, backlog, ec);
  }


  void close()
  {
    asio::error_code ec;
    this->service.close(this->implementation, ec);
    asio::detail::throw_error(ec);
  }


  asio::error_code close(asio::error_code& ec)
  {
    return this->service.close(this->implementation, ec);
  }


  native_type native()
  {
    return this->service.native(this->implementation);
  }


  void cancel()
  {
    asio::error_code ec;
    this->service.cancel(this->implementation, ec);
    asio::detail::throw_error(ec);
  }


  asio::error_code cancel(asio::error_code& ec)
  {
    return this->service.cancel(this->implementation, ec);
  }


  template <typename SettableSocketOption>
  void set_option(const SettableSocketOption& option)
  {
    asio::error_code ec;
    this->service.set_option(this->implementation, option, ec);
    asio::detail::throw_error(ec);
  }


  template <typename SettableSocketOption>
  asio::error_code set_option(const SettableSocketOption& option,
      asio::error_code& ec)
  {
    return this->service.set_option(this->implementation, option, ec);
  }


  template <typename GettableSocketOption>
  void get_option(GettableSocketOption& option)
  {
    asio::error_code ec;
    this->service.get_option(this->implementation, option, ec);
    asio::detail::throw_error(ec);
  }


  template <typename GettableSocketOption>
  asio::error_code get_option(GettableSocketOption& option,
      asio::error_code& ec)
  {
    return this->service.get_option(this->implementation, option, ec);
  }


  endpoint_type local_endpoint() const
  {
    asio::error_code ec;
    endpoint_type ep = this->service.local_endpoint(this->implementation, ec);
    asio::detail::throw_error(ec);
    return ep;
  }


  endpoint_type local_endpoint(asio::error_code& ec) const
  {
    return this->service.local_endpoint(this->implementation, ec);
  }


  template <typename SocketService>
  void accept(basic_socket<protocol_type, SocketService>& peer)
  {
    asio::error_code ec;
    this->service.accept(this->implementation, peer, 0, ec);
    asio::detail::throw_error(ec);
  }


  template <typename SocketService>
  asio::error_code accept(
      basic_socket<protocol_type, SocketService>& peer,
      asio::error_code& ec)
  {
    return this->service.accept(this->implementation, peer, 0, ec);
  }


  template <typename SocketService, typename AcceptHandler>
  void async_accept(basic_socket<protocol_type, SocketService>& peer,
      AcceptHandler handler)
  {
    this->service.async_accept(this->implementation, peer, 0, handler);
  }


  template <typename SocketService>
  void accept(basic_socket<protocol_type, SocketService>& peer,
      endpoint_type& peer_endpoint)
  {
    asio::error_code ec;
    this->service.accept(this->implementation, peer, &peer_endpoint, ec);
    asio::detail::throw_error(ec);
  }


  template <typename SocketService>
  asio::error_code accept(
      basic_socket<protocol_type, SocketService>& peer,
      endpoint_type& peer_endpoint, asio::error_code& ec)
  {
    return this->service.accept(this->implementation, peer, &peer_endpoint, ec);
  }


  template <typename SocketService, typename AcceptHandler>
  void async_accept(basic_socket<protocol_type, SocketService>& peer,
      endpoint_type& peer_endpoint, AcceptHandler handler)
  {
    this->service.async_accept(this->implementation,
        peer, &peer_endpoint, handler);
  }
};

} // namespace asio

#include "asio/detail/pop_options.hpp"

#endif // ASIO_BASIC_SOCKET_ACCEPTOR_HPP