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Diffstat (limited to 'lib/asio/detail/reactive_socket_recvfrom_op.hpp')
-rw-r--r-- | lib/asio/detail/reactive_socket_recvfrom_op.hpp | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/lib/asio/detail/reactive_socket_recvfrom_op.hpp b/lib/asio/detail/reactive_socket_recvfrom_op.hpp deleted file mode 100644 index 3d4fa4c..0000000 --- a/lib/asio/detail/reactive_socket_recvfrom_op.hpp +++ /dev/null @@ -1,138 +0,0 @@ -// -// detail/reactive_socket_recvfrom_op.hpp -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2018 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_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_HPP -#define ASIO_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" -#include "asio/detail/bind_handler.hpp" -#include "asio/detail/buffer_sequence_adapter.hpp" -#include "asio/detail/fenced_block.hpp" -#include "asio/detail/memory.hpp" -#include "asio/detail/reactor_op.hpp" -#include "asio/detail/socket_ops.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace detail { - -template <typename MutableBufferSequence, typename Endpoint> -class reactive_socket_recvfrom_op_base : public reactor_op -{ -public: - reactive_socket_recvfrom_op_base(socket_type socket, int protocol_type, - const MutableBufferSequence& buffers, Endpoint& endpoint, - socket_base::message_flags flags, func_type complete_func) - : reactor_op(&reactive_socket_recvfrom_op_base::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* o( - static_cast<reactive_socket_recvfrom_op_base*>(base)); - - buffer_sequence_adapter<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_) ? done : not_done; - - if (result && !o->ec_) - o->sender_endpoint_.resize(addr_len); - - 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 : - public reactive_socket_recvfrom_op_base<MutableBufferSequence, Endpoint> -{ -public: - ASIO_DEFINE_HANDLER_PTR(reactive_socket_recvfrom_op); - - reactive_socket_recvfrom_op(socket_type socket, int protocol_type, - const MutableBufferSequence& buffers, Endpoint& endpoint, - socket_base::message_flags flags, Handler& handler) - : reactive_socket_recvfrom_op_base<MutableBufferSequence, Endpoint>( - socket, protocol_type, buffers, endpoint, flags, - &reactive_socket_recvfrom_op::do_complete), - handler_(ASIO_MOVE_CAST(Handler)(handler)) - { - handler_work<Handler>::start(handler_); - } - - static void do_complete(void* owner, operation* base, - const asio::error_code& /*ec*/, - std::size_t /*bytes_transferred*/) - { - // Take ownership of the handler object. - reactive_socket_recvfrom_op* o( - static_cast<reactive_socket_recvfrom_op*>(base)); - ptr p = { asio::detail::addressof(o->handler_), o, o }; - handler_work<Handler> w(o->handler_); - - 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::binder2<Handler, asio::error_code, std::size_t> - handler(o->handler_, o->ec_, o->bytes_transferred_); - p.h = asio::detail::addressof(handler.handler_); - p.reset(); - - // Make the upcall if required. - if (owner) - { - fenced_block b(fenced_block::half); - ASIO_HANDLER_INVOCATION_BEGIN((handler.arg1_, handler.arg2_)); - w.complete(handler, handler.handler_); - ASIO_HANDLER_INVOCATION_END; - } - } - -private: - Handler handler_; -}; - -} // namespace detail -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#endif // ASIO_DETAIL_REACTIVE_SOCKET_RECVFROM_OP_HPP |