You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
211 lines
5.9 KiB
211 lines
5.9 KiB
//
|
|
// windows/stream_handle_service.hpp
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
//
|
|
// Copyright (c) 2003-2016 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_WINDOWS_STREAM_HANDLE_SERVICE_HPP
|
|
#define ASIO_WINDOWS_STREAM_HANDLE_SERVICE_HPP
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
|
|
# pragma once
|
|
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
|
|
|
|
#include "asio/detail/config.hpp"
|
|
|
|
#if defined(ASIO_ENABLE_OLD_SERVICES)
|
|
|
|
#if defined(ASIO_HAS_WINDOWS_STREAM_HANDLE) \
|
|
|| defined(GENERATING_DOCUMENTATION)
|
|
|
|
#include <cstddef>
|
|
#include "asio/async_result.hpp"
|
|
#include "asio/detail/win_iocp_handle_service.hpp"
|
|
#include "asio/error.hpp"
|
|
#include "asio/io_context.hpp"
|
|
|
|
#include "asio/detail/push_options.hpp"
|
|
|
|
namespace asio {
|
|
namespace windows {
|
|
|
|
/// Default service implementation for a stream handle.
|
|
class stream_handle_service
|
|
#if defined(GENERATING_DOCUMENTATION)
|
|
: public asio::io_context::service
|
|
#else
|
|
: public asio::detail::service_base<stream_handle_service>
|
|
#endif
|
|
{
|
|
public:
|
|
#if defined(GENERATING_DOCUMENTATION)
|
|
/// The unique service identifier.
|
|
static asio::io_context::id id;
|
|
#endif
|
|
|
|
private:
|
|
// The type of the platform-specific implementation.
|
|
typedef detail::win_iocp_handle_service service_impl_type;
|
|
|
|
public:
|
|
/// The type of a stream handle implementation.
|
|
#if defined(GENERATING_DOCUMENTATION)
|
|
typedef implementation_defined implementation_type;
|
|
#else
|
|
typedef service_impl_type::implementation_type implementation_type;
|
|
#endif
|
|
|
|
/// The native handle type.
|
|
#if defined(GENERATING_DOCUMENTATION)
|
|
typedef implementation_defined native_handle_type;
|
|
#else
|
|
typedef service_impl_type::native_handle_type native_handle_type;
|
|
#endif
|
|
|
|
/// Construct a new stream handle service for the specified io_context.
|
|
explicit stream_handle_service(asio::io_context& io_context)
|
|
: asio::detail::service_base<stream_handle_service>(io_context),
|
|
service_impl_(io_context)
|
|
{
|
|
}
|
|
|
|
/// Construct a new stream handle implementation.
|
|
void construct(implementation_type& impl)
|
|
{
|
|
service_impl_.construct(impl);
|
|
}
|
|
|
|
#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
|
|
/// Move-construct a new stream handle implementation.
|
|
void move_construct(implementation_type& impl,
|
|
implementation_type& other_impl)
|
|
{
|
|
service_impl_.move_construct(impl, other_impl);
|
|
}
|
|
|
|
/// Move-assign from another stream handle implementation.
|
|
void move_assign(implementation_type& impl,
|
|
stream_handle_service& other_service,
|
|
implementation_type& other_impl)
|
|
{
|
|
service_impl_.move_assign(impl, other_service.service_impl_, other_impl);
|
|
}
|
|
#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
|
|
|
|
/// Destroy a stream handle implementation.
|
|
void destroy(implementation_type& impl)
|
|
{
|
|
service_impl_.destroy(impl);
|
|
}
|
|
|
|
/// Assign an existing native handle to a stream handle.
|
|
ASIO_SYNC_OP_VOID assign(implementation_type& impl,
|
|
const native_handle_type& handle, asio::error_code& ec)
|
|
{
|
|
service_impl_.assign(impl, handle, ec);
|
|
ASIO_SYNC_OP_VOID_RETURN(ec);
|
|
}
|
|
|
|
/// Determine whether the handle is open.
|
|
bool is_open(const implementation_type& impl) const
|
|
{
|
|
return service_impl_.is_open(impl);
|
|
}
|
|
|
|
/// Close a stream handle implementation.
|
|
ASIO_SYNC_OP_VOID close(implementation_type& impl,
|
|
asio::error_code& ec)
|
|
{
|
|
service_impl_.close(impl, ec);
|
|
ASIO_SYNC_OP_VOID_RETURN(ec);
|
|
}
|
|
|
|
/// Get the native handle implementation.
|
|
native_handle_type native_handle(implementation_type& impl)
|
|
{
|
|
return service_impl_.native_handle(impl);
|
|
}
|
|
|
|
/// Cancel all asynchronous operations associated with the handle.
|
|
ASIO_SYNC_OP_VOID cancel(implementation_type& impl,
|
|
asio::error_code& ec)
|
|
{
|
|
service_impl_.cancel(impl, ec);
|
|
ASIO_SYNC_OP_VOID_RETURN(ec);
|
|
}
|
|
|
|
/// Write the given data to the stream.
|
|
template <typename ConstBufferSequence>
|
|
std::size_t write_some(implementation_type& impl,
|
|
const ConstBufferSequence& buffers, asio::error_code& ec)
|
|
{
|
|
return service_impl_.write_some(impl, buffers, ec);
|
|
}
|
|
|
|
/// Start an asynchronous write.
|
|
template <typename ConstBufferSequence, typename WriteHandler>
|
|
ASIO_INITFN_RESULT_TYPE(WriteHandler,
|
|
void (asio::error_code, std::size_t))
|
|
async_write_some(implementation_type& impl,
|
|
const ConstBufferSequence& buffers,
|
|
ASIO_MOVE_ARG(WriteHandler) handler)
|
|
{
|
|
asio::async_completion<WriteHandler,
|
|
void (asio::error_code, std::size_t)> init(handler);
|
|
|
|
service_impl_.async_write_some(impl, buffers, init.completion_handler);
|
|
|
|
return init.result.get();
|
|
}
|
|
|
|
/// Read some data from the stream.
|
|
template <typename MutableBufferSequence>
|
|
std::size_t read_some(implementation_type& impl,
|
|
const MutableBufferSequence& buffers, asio::error_code& ec)
|
|
{
|
|
return service_impl_.read_some(impl, buffers, ec);
|
|
}
|
|
|
|
/// Start an asynchronous read.
|
|
template <typename MutableBufferSequence, typename ReadHandler>
|
|
ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (asio::error_code, std::size_t))
|
|
async_read_some(implementation_type& impl,
|
|
const MutableBufferSequence& buffers,
|
|
ASIO_MOVE_ARG(ReadHandler) handler)
|
|
{
|
|
asio::async_completion<ReadHandler,
|
|
void (asio::error_code, std::size_t)> init(handler);
|
|
|
|
service_impl_.async_read_some(impl, buffers, init.completion_handler);
|
|
|
|
return init.result.get();
|
|
}
|
|
|
|
private:
|
|
// Destroy all user-defined handler objects owned by the service.
|
|
void shutdown()
|
|
{
|
|
service_impl_.shutdown();
|
|
}
|
|
|
|
// The platform-specific implementation.
|
|
service_impl_type service_impl_;
|
|
};
|
|
|
|
} // namespace windows
|
|
} // namespace asio
|
|
|
|
#include "asio/detail/pop_options.hpp"
|
|
|
|
#endif // defined(ASIO_HAS_WINDOWS_STREAM_HANDLE)
|
|
// || defined(GENERATING_DOCUMENTATION)
|
|
|
|
#endif // defined(ASIO_ENABLE_OLD_SERVICES)
|
|
|
|
#endif // ASIO_WINDOWS_STREAM_HANDLE_SERVICE_HPP
|