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//
// stream_descriptor_service.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 BOOST_ASIO_POSIX_STREAM_DESCRIPTOR_SERVICE_HPP
#define BOOST_ASIO_POSIX_STREAM_DESCRIPTOR_SERVICE_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/push_options.hpp>
#include <boost/asio/detail/push_options.hpp>
#include <cstddef>
#include <boost/config.hpp>
#include <boost/asio/detail/pop_options.hpp>
#include <boost/asio/error.hpp>
#include <boost/asio/io_service.hpp>
#include <boost/asio/detail/epoll_reactor.hpp>
#include <boost/asio/detail/kqueue_reactor.hpp>
#include <boost/asio/detail/select_reactor.hpp>
#include <boost/asio/detail/service_base.hpp>
#include <boost/asio/detail/reactive_descriptor_service.hpp>
#if !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR)
# if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)
# define BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR 1
# endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)
#endif // !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR)
#if defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR) \
|| defined(GENERATING_DOCUMENTATION)
namespace boost {
namespace asio {
namespace posix {
/// Default service implementation for a stream descriptor.
class stream_descriptor_service
#if defined(GENERATING_DOCUMENTATION)
: public boost::asio::io_service::service
#else
: public boost::asio::detail::service_base<stream_descriptor_service>
#endif
{
public:
#if defined(GENERATING_DOCUMENTATION)
/// The unique service identifier.
static boost::asio::io_service::id id;
#endif
private:
// The type of the platform-specific implementation.
#if defined(BOOST_ASIO_HAS_EPOLL)
typedef detail::reactive_descriptor_service<
detail::epoll_reactor<false> > service_impl_type;
#elif defined(BOOST_ASIO_HAS_KQUEUE)
typedef detail::reactive_descriptor_service<
detail::kqueue_reactor<false> > service_impl_type;
#elif defined(BOOST_ASIO_HAS_DEV_POLL)
typedef detail::reactive_descriptor_service<
detail::dev_poll_reactor<false> > service_impl_type;
#else
typedef detail::reactive_descriptor_service<
detail::select_reactor<false> > service_impl_type;
#endif
public:
/// The type of a stream descriptor implementation.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined implementation_type;
#else
typedef service_impl_type::implementation_type implementation_type;
#endif
/// The native descriptor type.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined native_type;
#else
typedef service_impl_type::native_type native_type;
#endif
/// Construct a new stream descriptor service for the specified io_service.
explicit stream_descriptor_service(boost::asio::io_service& io_service)
: boost::asio::detail::service_base<stream_descriptor_service>(io_service),
service_impl_(boost::asio::use_service<service_impl_type>(io_service))
{
}
/// Destroy all user-defined descriptorr objects owned by the service.
void shutdown_service()
{
}
/// Construct a new stream descriptor implementation.
void construct(implementation_type& impl)
{
service_impl_.construct(impl);
}
/// Destroy a stream descriptor implementation.
void destroy(implementation_type& impl)
{
service_impl_.destroy(impl);
}
/// Assign an existing native descriptor to a stream descriptor.
boost::system::error_code assign(implementation_type& impl,
const native_type& native_descriptor, boost::system::error_code& ec)
{
return service_impl_.assign(impl, native_descriptor, ec);
}
/// Determine whether the descriptor is open.
bool is_open(const implementation_type& impl) const
{
return service_impl_.is_open(impl);
}
/// Close a stream descriptor implementation.
boost::system::error_code close(implementation_type& impl,
boost::system::error_code& ec)
{
return service_impl_.close(impl, ec);
}
/// Get the native descriptor implementation.
native_type native(implementation_type& impl)
{
return service_impl_.native(impl);
}
/// Cancel all asynchronous operations associated with the descriptor.
boost::system::error_code cancel(implementation_type& impl,
boost::system::error_code& ec)
{
return service_impl_.cancel(impl, ec);
}
/// Perform an IO control command on the descriptor.
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);
}
/// Write the given data to the stream.
template <typename ConstBufferSequence>
std::size_t write_some(implementation_type& impl,
const ConstBufferSequence& buffers, boost::system::error_code& ec)
{
return service_impl_.write_some(impl, buffers, ec);
}
/// Start an asynchronous write.
template <typename ConstBufferSequence, typename WriteHandler>
void async_write_some(implementation_type& impl,
const ConstBufferSequence& buffers, WriteHandler descriptorr)
{
service_impl_.async_write_some(impl, buffers, descriptorr);
}
/// Read some data from the stream.
template <typename MutableBufferSequence>
std::size_t read_some(implementation_type& impl,
const MutableBufferSequence& buffers, boost::system::error_code& ec)
{
return service_impl_.read_some(impl, buffers, ec);
}
/// Start an asynchronous read.
template <typename MutableBufferSequence, typename ReadHandler>
void async_read_some(implementation_type& impl,
const MutableBufferSequence& buffers, ReadHandler descriptorr)
{
service_impl_.async_read_some(impl, buffers, descriptorr);
}
private:
// The service that provides the platform-specific implementation.
service_impl_type& service_impl_;
};
} // namespace posix
} // namespace asio
} // namespace boost
#endif // defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR)
// || defined(GENERATING_DOCUMENTATION)
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_POSIX_STREAM_DESCRIPTOR_SERVICE_HPP
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