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//
// wrapped_handler.hpp
// ~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2010 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_DETAIL_WRAPPED_HANDLER_HPP
#define BOOST_ASIO_DETAIL_WRAPPED_HANDLER_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 <boost/type_traits/add_reference.hpp>
#include <boost/asio/detail/pop_options.hpp>
#include <boost/asio/detail/bind_handler.hpp>
#include <boost/asio/detail/handler_alloc_helpers.hpp>
#include <boost/asio/detail/handler_invoke_helpers.hpp>
namespace boost {
namespace asio {
namespace detail {
template <typename Dispatcher, typename Handler>
class wrapped_handler
{
public:
typedef void result_type;
wrapped_handler(
typename boost::add_reference<Dispatcher>::type dispatcher,
Handler handler)
: dispatcher_(dispatcher),
handler_(handler)
{
}
void operator()()
{
dispatcher_.dispatch(handler_);
}
void operator()() const
{
dispatcher_.dispatch(handler_);
}
template <typename Arg1>
void operator()(const Arg1& arg1)
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1));
}
template <typename Arg1>
void operator()(const Arg1& arg1) const
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1));
}
template <typename Arg1, typename Arg2>
void operator()(const Arg1& arg1, const Arg2& arg2)
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1, arg2));
}
template <typename Arg1, typename Arg2>
void operator()(const Arg1& arg1, const Arg2& arg2) const
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1, arg2));
}
template <typename Arg1, typename Arg2, typename Arg3>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3)
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1, arg2, arg3));
}
template <typename Arg1, typename Arg2, typename Arg3>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3) const
{
dispatcher_.dispatch(detail::bind_handler(handler_, arg1, arg2, arg3));
}
template <typename Arg1, typename Arg2, typename Arg3, typename Arg4>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3,
const Arg4& arg4)
{
dispatcher_.dispatch(
detail::bind_handler(handler_, arg1, arg2, arg3, arg4));
}
template <typename Arg1, typename Arg2, typename Arg3, typename Arg4>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3,
const Arg4& arg4) const
{
dispatcher_.dispatch(
detail::bind_handler(handler_, arg1, arg2, arg3, arg4));
}
template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
typename Arg5>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3,
const Arg4& arg4, const Arg5& arg5)
{
dispatcher_.dispatch(
detail::bind_handler(handler_, arg1, arg2, arg3, arg4, arg5));
}
template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
typename Arg5>
void operator()(const Arg1& arg1, const Arg2& arg2, const Arg3& arg3,
const Arg4& arg4, const Arg5& arg5) const
{
dispatcher_.dispatch(
detail::bind_handler(handler_, arg1, arg2, arg3, arg4, arg5));
}
//private:
Dispatcher dispatcher_;
Handler handler_;
};
template <typename Handler, typename Context>
class rewrapped_handler
{
public:
explicit rewrapped_handler(const Handler& handler, const Context& context)
: handler_(handler),
context_(context)
{
}
void operator()()
{
handler_();
}
void operator()() const
{
handler_();
}
//private:
Handler handler_;
Context context_;
};
template <typename Dispatcher, typename Handler>
inline void* asio_handler_allocate(std::size_t size,
wrapped_handler<Dispatcher, Handler>* this_handler)
{
return boost_asio_handler_alloc_helpers::allocate(
size, this_handler->handler_);
}
template <typename Dispatcher, typename Handler>
inline void asio_handler_deallocate(void* pointer, std::size_t size,
wrapped_handler<Dispatcher, Handler>* this_handler)
{
boost_asio_handler_alloc_helpers::deallocate(
pointer, size, this_handler->handler_);
}
template <typename Function, typename Dispatcher, typename Handler>
inline void asio_handler_invoke(const Function& function,
wrapped_handler<Dispatcher, Handler>* this_handler)
{
this_handler->dispatcher_.dispatch(
rewrapped_handler<Function, Handler>(
function, this_handler->handler_));
}
template <typename Handler, typename Context>
inline void* asio_handler_allocate(std::size_t size,
rewrapped_handler<Handler, Context>* this_handler)
{
return boost_asio_handler_alloc_helpers::allocate(
size, this_handler->context_);
}
template <typename Handler, typename Context>
inline void asio_handler_deallocate(void* pointer, std::size_t size,
rewrapped_handler<Handler, Context>* this_handler)
{
boost_asio_handler_alloc_helpers::deallocate(
pointer, size, this_handler->context_);
}
template <typename Function, typename Handler, typename Context>
inline void asio_handler_invoke(const Function& function,
rewrapped_handler<Handler, Context>* this_handler)
{
boost_asio_handler_invoke_helpers::invoke(
function, this_handler->context_);
}
} // namespace detail
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DETAIL_WRAPPED_HANDLER_HPP
|
Swift