//
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// ssl/detail/shutdown_op.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_SSL_DETAIL_SHUTDOWN_OP_HPP
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#define BOOST_ASIO_SSL_DETAIL_SHUTDOWN_OP_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#include <boost/asio/ssl/detail/engine.hpp>
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#include <boost/asio/detail/push_options.hpp>
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namespace boost {
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namespace asio {
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namespace ssl {
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namespace detail {
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class shutdown_op
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{
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public:
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static BOOST_ASIO_CONSTEXPR const char* tracking_name()
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{
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return "ssl::stream<>::async_shutdown";
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}
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engine::want operator()(engine& eng,
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boost::system::error_code& ec,
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std::size_t& bytes_transferred) const
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{
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bytes_transferred = 0;
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return eng.shutdown(ec);
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}
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template <typename Handler>
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void call_handler(Handler& handler,
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const boost::system::error_code& ec,
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const std::size_t&) const
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{
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if (ec == boost::asio::error::eof)
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{
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// The engine only generates an eof when the shutdown notification has
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// been received from the peer. This indicates that the shutdown has
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// completed successfully, and thus need not be passed on to the handler.
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handler(boost::system::error_code());
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}
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else
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{
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handler(ec);
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}
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}
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};
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} // namespace detail
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} // namespace ssl
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} // namespace asio
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} // namespace boost
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#include <boost/asio/detail/pop_options.hpp>
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#endif // BOOST_ASIO_SSL_DETAIL_SHUTDOWN_OP_HPP
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