boost/asio/datagram_socket_service.hpp
//
// datagram_socket_service.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2015 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 BOOST_ASIO_DATAGRAM_SOCKET_SERVICE_HPP
#define BOOST_ASIO_DATAGRAM_SOCKET_SERVICE_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <cstddef>
#include <boost/asio/async_result.hpp>
#include <boost/asio/detail/type_traits.hpp>
#include <boost/asio/error.hpp>
#include <boost/asio/io_service.hpp>
#if defined(BOOST_ASIO_WINDOWS_RUNTIME)
# include <boost/asio/detail/null_socket_service.hpp>
#elif defined(BOOST_ASIO_HAS_IOCP)
# include <boost/asio/detail/win_iocp_socket_service.hpp>
#else
# include <boost/asio/detail/reactive_socket_service.hpp>
#endif
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
/// Default service implementation for a datagram socket.
template <typename Protocol>
class datagram_socket_service
#if defined(GENERATING_DOCUMENTATION)
: public boost::asio::io_service::service
#else
: public boost::asio::detail::service_base<datagram_socket_service<Protocol> >
#endif
{
public:
#if defined(GENERATING_DOCUMENTATION)
/// The unique service identifier.
static boost::asio::io_service::id id;
#endif
/// The protocol type.
typedef Protocol protocol_type;
/// The endpoint type.
typedef typename Protocol::endpoint endpoint_type;
private:
// The type of the platform-specific implementation.
#if defined(BOOST_ASIO_WINDOWS_RUNTIME)
typedef detail::null_socket_service<Protocol> service_impl_type;
#elif defined(BOOST_ASIO_HAS_IOCP)
typedef detail::win_iocp_socket_service<Protocol> service_impl_type;
#else
typedef detail::reactive_socket_service<Protocol> service_impl_type;
#endif
public:
/// The type of a datagram socket.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined implementation_type;
#else
typedef typename service_impl_type::implementation_type implementation_type;
#endif
/// (Deprecated: Use native_handle_type.) The native socket type.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined native_type;
#else
typedef typename service_impl_type::native_handle_type native_type;
#endif
/// The native socket type.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined native_handle_type;
#else
typedef typename service_impl_type::native_handle_type native_handle_type;
#endif
/// Construct a new datagram socket service for the specified io_service.
explicit datagram_socket_service(boost::asio::io_service& io_service)
: boost::asio::detail::service_base<
datagram_socket_service<Protocol> >(io_service),
service_impl_(io_service)
{
}
/// Construct a new datagram socket implementation.
void construct(implementation_type& impl)
{
service_impl_.construct(impl);
}
#if defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
/// Move-construct a new datagram socket implementation.
void move_construct(implementation_type& impl,
implementation_type& other_impl)
{
service_impl_.move_construct(impl, other_impl);
}
/// Move-assign from another datagram socket implementation.
void move_assign(implementation_type& impl,
datagram_socket_service& other_service,
implementation_type& other_impl)
{
service_impl_.move_assign(impl, other_service.service_impl_, other_impl);
}
/// Move-construct a new datagram socket implementation from another protocol
/// type.
template <typename Protocol1>
void converting_move_construct(implementation_type& impl,
typename datagram_socket_service<
Protocol1>::implementation_type& other_impl,
typename enable_if<is_convertible<
Protocol1, Protocol>::value>::type* = 0)
{
service_impl_.template converting_move_construct<Protocol1>(
impl, other_impl);
}
#endif // defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
/// Destroy a datagram socket implementation.
void destroy(implementation_type& impl)
{
service_impl_.destroy(impl);
}
// Open a new datagram socket implementation.
boost::system::error_code open(implementation_type& impl,
const protocol_type& protocol, boost::system::error_code& ec)
{
if (protocol.type() == BOOST_ASIO_OS_DEF(SOCK_DGRAM))
service_impl_.open(impl, protocol, ec);
else
ec = boost::asio::error::invalid_argument;
return ec;
}
/// Assign an existing native socket to a datagram socket.
boost::system::error_code assign(implementation_type& impl,
const protocol_type& protocol, const native_handle_type& native_socket,
boost::system::error_code& ec)
{
return service_impl_.assign(impl, protocol, native_socket, ec);
}
/// Determine whether the socket is open.
bool is_open(const implementation_type& impl) const
{
return service_impl_.is_open(impl);
}
/// Close a datagram socket implementation.
boost::system::error_code close(implementation_type& impl,
boost::system::error_code& ec)
{
return service_impl_.close(impl, ec);
}
/// (Deprecated: Use native_handle().) Get the native socket implementation.
native_type native(implementation_type& impl)
{
return service_impl_.native_handle(impl);
}
/// Get the native socket implementation.
native_handle_type native_handle(implementation_type& impl)
{
return service_impl_.native_handle(impl);
}
/// Cancel all asynchronous operations associated with the socket.
boost::system::error_code cancel(implementation_type& impl,
boost::system::error_code& ec)
{
return service_impl_.cancel(impl, ec);
}
/// Determine whether the socket is at the out-of-band data mark.
bool at_mark(const implementation_type& impl,
boost::system::error_code& ec) const
{
return service_impl_.at_mark(impl, ec);
}
/// Determine the number of bytes available for reading.
std::size_t available(const implementation_type& impl,
boost::system::error_code& ec) const
{
return service_impl_.available(impl, ec);
}
// Bind the datagram socket to the specified local endpoint.
boost::system::error_code bind(implementation_type& impl,
const endpoint_type& endpoint, boost::system::error_code& ec)
{
return service_impl_.bind(impl, endpoint, ec);
}
/// Connect the datagram socket to the specified endpoint.
boost::system::error_code connect(implementation_type& impl,
const endpoint_type& peer_endpoint, boost::system::error_code& ec)
{
return service_impl_.connect(impl, peer_endpoint, ec);
}
/// Start an asynchronous connect.
template <typename ConnectHandler>
BOOST_ASIO_INITFN_RESULT_TYPE(ConnectHandler,
void (boost::system::error_code))
async_connect(implementation_type& impl,
const endpoint_type& peer_endpoint,
BOOST_ASIO_MOVE_ARG(ConnectHandler) handler)
{
detail::async_result_init<
ConnectHandler, void (boost::system::error_code)> init(
BOOST_ASIO_MOVE_CAST(ConnectHandler)(handler));
service_impl_.async_connect(impl, peer_endpoint, init.handler);
return init.result.get();
}
/// Set a socket option.
template <typename SettableSocketOption>
boost::system::error_code set_option(implementation_type& impl,
const SettableSocketOption& option, boost::system::error_code& ec)
{
return service_impl_.set_option(impl, option, ec);
}
/// Get a socket option.
template <typename GettableSocketOption>
boost::system::error_code get_option(const implementation_type& impl,
GettableSocketOption& option, boost::system::error_code& ec) const
{
return service_impl_.get_option(impl, option, ec);
}
/// Perform an IO control command on the socket.
template <typename IoControlCommand>
boost::system::error_code io_control(implementation_type& impl,
IoControlCommand& command, boost::system::error_code& ec)
{
return service_impl_.io_control(impl, command, ec);
}
/// Gets the non-blocking mode of the socket.
bool non_blocking(const implementation_type& impl) const
{
return service_impl_.non_blocking(impl);
}
/// Sets the non-blocking mode of the socket.
boost::system::error_code non_blocking(implementation_type& impl,
bool mode, boost::system::error_code& ec)
{
return service_impl_.non_blocking(impl, mode, ec);
}
/// Gets the non-blocking mode of the native socket implementation.
bool native_non_blocking(const implementation_type& impl) const
{
return service_impl_.native_non_blocking(impl);
}
/// Sets the non-blocking mode of the native socket implementation.
boost::system::error_code native_non_blocking(implementation_type& impl,
bool mode, boost::system::error_code& ec)
{
return service_impl_.native_non_blocking(impl, mode, ec);
}
/// Get the local endpoint.
endpoint_type local_endpoint(const implementation_type& impl,
boost::system::error_code& ec) const
{
return service_impl_.local_endpoint(impl, ec);
}
/// Get the remote endpoint.
endpoint_type remote_endpoint(const implementation_type& impl,
boost::system::error_code& ec) const
{
return service_impl_.remote_endpoint(impl, ec);
}
/// Disable sends or receives on the socket.
boost::system::error_code shutdown(implementation_type& impl,
socket_base::shutdown_type what, boost::system::error_code& ec)
{
return service_impl_.shutdown(impl, what, ec);
}
/// Send the given data to the peer.
template <typename ConstBufferSequence>
std::size_t send(implementation_type& impl,
const ConstBufferSequence& buffers,
socket_base::message_flags flags, boost::system::error_code& ec)
{
return service_impl_.send(impl, buffers, flags, ec);
}
/// Start an asynchronous send.
template <typename ConstBufferSequence, typename WriteHandler>
BOOST_ASIO_INITFN_RESULT_TYPE(WriteHandler,
void (boost::system::error_code, std::size_t))
async_send(implementation_type& impl, const ConstBufferSequence& buffers,
socket_base::message_flags flags,
BOOST_ASIO_MOVE_ARG(WriteHandler) handler)
{
detail::async_result_init<
WriteHandler, void (boost::system::error_code, std::size_t)> init(
BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
service_impl_.async_send(impl, buffers, flags, init.handler);
return init.result.get();
}
/// Send a datagram to the specified endpoint.
template <typename ConstBufferSequence>
std::size_t send_to(implementation_type& impl,
const ConstBufferSequence& buffers, const endpoint_type& destination,
socket_base::message_flags flags, boost::system::error_code& ec)
{
return service_impl_.send_to(impl, buffers, destination, flags, ec);
}
/// Start an asynchronous send.
template <typename ConstBufferSequence, typename WriteHandler>
BOOST_ASIO_INITFN_RESULT_TYPE(WriteHandler,
void (boost::system::error_code, std::size_t))
async_send_to(implementation_type& impl,
const ConstBufferSequence& buffers, const endpoint_type& destination,
socket_base::message_flags flags,
BOOST_ASIO_MOVE_ARG(WriteHandler) handler)
{
detail::async_result_init<
WriteHandler, void (boost::system::error_code, std::size_t)> init(
BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
service_impl_.async_send_to(impl, buffers,
destination, flags, init.handler);
return init.result.get();
}
/// Receive some data from the peer.
template <typename MutableBufferSequence>
std::size_t receive(implementation_type& impl,
const MutableBufferSequence& buffers,
socket_base::message_flags flags, boost::system::error_code& ec)
{
return service_impl_.receive(impl, buffers, flags, ec);
}
/// Start an asynchronous receive.
template <typename MutableBufferSequence, typename ReadHandler>
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
void (boost::system::error_code, std::size_t))
async_receive(implementation_type& impl,
const MutableBufferSequence& buffers,
socket_base::message_flags flags,
BOOST_ASIO_MOVE_ARG(ReadHandler) handler)
{
detail::async_result_init<
ReadHandler, void (boost::system::error_code, std::size_t)> init(
BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
service_impl_.async_receive(impl, buffers, flags, init.handler);
return init.result.get();
}
/// Receive a datagram with the endpoint of the sender.
template <typename MutableBufferSequence>
std::size_t receive_from(implementation_type& impl,
const MutableBufferSequence& buffers, endpoint_type& sender_endpoint,
socket_base::message_flags flags, boost::system::error_code& ec)
{
return service_impl_.receive_from(impl, buffers, sender_endpoint, flags,
ec);
}
/// Start an asynchronous receive that will get the endpoint of the sender.
template <typename MutableBufferSequence, typename ReadHandler>
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
void (boost::system::error_code, std::size_t))
async_receive_from(implementation_type& impl,
const MutableBufferSequence& buffers, endpoint_type& sender_endpoint,
socket_base::message_flags flags,
BOOST_ASIO_MOVE_ARG(ReadHandler) handler)
{
detail::async_result_init<
ReadHandler, void (boost::system::error_code, std::size_t)> init(
BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
service_impl_.async_receive_from(impl, buffers,
sender_endpoint, flags, init.handler);
return init.result.get();
}
private:
// Destroy all user-defined handler objects owned by the service.
void shutdown_service()
{
service_impl_.shutdown_service();
}
// The platform-specific implementation.
service_impl_type service_impl_;
};
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DATAGRAM_SOCKET_SERVICE_HPP