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diff --git a/implementation/helper/1.66/boost/asio/detail/reactive_socket_recvfrom_op_ext.hpp b/implementation/helper/1.66/boost/asio/detail/reactive_socket_recvfrom_op_ext.hpp
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-//
-// detail/reactive_socket_recvfrom_op_ext.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
-// Copyright (C) 2016-2018 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_boost or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-
-#ifndef BOOST_ASIO_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_EXT_HPP
-#define BOOST_ASIO_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_EXT_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/detail/bind_handler.hpp>
-#include <boost/asio/detail/buffer_sequence_adapter.hpp>
-#include <boost/asio/detail/fenced_block.hpp>
-#include <boost/asio/detail/memory.hpp>
-#include <boost/asio/detail/reactor_op_ext.hpp>
-#include <boost/asio/detail/socket_ops_ext.hpp>
-
-#include <boost/asio/detail/push_options.hpp>
-
-namespace boost {
-namespace asio {
-namespace detail {
-
-template <typename MutableBufferSequence, typename Endpoint>
-class reactive_socket_recvfrom_op_base_ext : public reactor_op_ext
-{
-public:
- reactive_socket_recvfrom_op_base_ext(socket_type socket, int protocol_type,
- const MutableBufferSequence& buffers, Endpoint& endpoint,
- socket_base::message_flags flags, func_type complete_func)
- : reactor_op_ext(&reactive_socket_recvfrom_op_base_ext::do_perform, complete_func),
- socket_(socket),
- protocol_type_(protocol_type),
- buffers_(buffers),
- sender_endpoint_(endpoint),
- flags_(flags)
- {
- }
-
- static status do_perform(reactor_op* base)
- {
- reactive_socket_recvfrom_op_base_ext* o(
- static_cast<reactive_socket_recvfrom_op_base_ext*>(base));
-
- buffer_sequence_adapter<boost::asio::mutable_buffer,
- MutableBufferSequence> bufs(o->buffers_);
-
- std::size_t addr_len = o->sender_endpoint_.capacity();
- status result = socket_ops::non_blocking_recvfrom(o->socket_,
- bufs.buffers(), bufs.count(), o->flags_,
- o->sender_endpoint_.data(), &addr_len,
- o->ec_, o->bytes_transferred_, o->da_) ? done : not_done;
-
- if (result && !o->ec_)
- o->sender_endpoint_.resize(addr_len);
-
- BOOST_ASIO_HANDLER_REACTOR_OPERATION((*o, "non_blocking_recvfrom",
- o->ec_, o->bytes_transferred_));
-
- return result;
- }
-
-private:
- socket_type socket_;
- int protocol_type_;
- MutableBufferSequence buffers_;
- Endpoint& sender_endpoint_;
- socket_base::message_flags flags_;
-};
-
-template <typename MutableBufferSequence, typename Endpoint, typename Handler>
-class reactive_socket_recvfrom_op_ext :
- public reactive_socket_recvfrom_op_base_ext<MutableBufferSequence, Endpoint>
-{
-public:
- BOOST_ASIO_DEFINE_HANDLER_PTR(reactive_socket_recvfrom_op_ext);
-
- reactive_socket_recvfrom_op_ext(socket_type socket, int protocol_type,
- const MutableBufferSequence& buffers, Endpoint& endpoint,
- socket_base::message_flags flags, Handler& handler)
- : reactive_socket_recvfrom_op_base_ext<MutableBufferSequence, Endpoint>(
- socket, protocol_type, buffers, endpoint, flags,
- &reactive_socket_recvfrom_op_ext::do_complete),
- handler_(BOOST_ASIO_MOVE_CAST(Handler)(handler))
- {
- handler_work<Handler>::start(handler_);
- }
-
- static void do_complete(void* owner, operation* base,
- const boost::system::error_code& /*ec*/,
- std::size_t /*bytes_transferred*/)
- {
- // Take ownership of the handler object.
- reactive_socket_recvfrom_op_ext* o(
- static_cast<reactive_socket_recvfrom_op_ext*>(base));
- ptr p = { boost::asio::detail::addressof(o->handler_), o, o };
- handler_work<Handler> w(o->handler_);
-
- BOOST_ASIO_HANDLER_COMPLETION((*o));
-
- // Make a copy of the handler so that the memory can be deallocated before
- // the upcall is made. Even if we're not about to make an upcall, a
- // sub-object of the handler may be the true owner of the memory associated
- // with the handler. Consequently, a local copy of the handler is required
- // to ensure that any owning sub-object remains valid until after we have
- // deallocated the memory here.
- detail::binder3<Handler, boost::system::error_code, std::size_t, boost::asio::ip::address>
- handler(o->handler_, o->ec_, o->bytes_transferred_, o->da_);
- p.h = boost::asio::detail::addressof(handler.handler_);
- p.reset();
-
- // Make the upcall if required.
- if (owner)
- {
- fenced_block b(fenced_block::half);
- BOOST_ASIO_HANDLER_INVOCATION_BEGIN((handler.arg1_, handler.arg2_, handler.arg3_));
- w.complete(handler, handler.handler_);
- BOOST_ASIO_HANDLER_INVOCATION_END;
- }
- }
-
-private:
- Handler handler_;
-};
-
-} // namespace detail
-} // namespace asio
-} // namespace boost
-
-#include <boost/asio/detail/pop_options.hpp>
-
-#endif // BOOST_ASIO_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_EXT_HPP