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//
// detail/base_from_completion_cond.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2017 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_BASE_FROM_COMPLETION_COND_HPP
#define BOOST_ASIO_DETAIL_BASE_FROM_COMPLETION_COND_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <boost/asio/completion_condition.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace detail {
template <typename CompletionCondition>
class base_from_completion_cond
{
protected:
explicit base_from_completion_cond(CompletionCondition completion_condition)
: completion_condition_(completion_condition)
{
}
std::size_t check_for_completion(
const boost::system::error_code& ec,
std::size_t total_transferred)
{
return detail::adapt_completion_condition_result(
completion_condition_(ec, total_transferred));
}
private:
CompletionCondition completion_condition_;
};
template <>
class base_from_completion_cond<transfer_all_t>
{
protected:
explicit base_from_completion_cond(transfer_all_t)
{
}
static std::size_t check_for_completion(
const boost::system::error_code& ec,
std::size_t total_transferred)
{
return transfer_all_t()(ec, total_transferred);
}
};
} // namespace detail
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DETAIL_BASE_FROM_COMPLETION_COND_HPP
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