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author | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:33:19 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:35:17 (GMT) |
commit | 332d60c56dfaa11fdd135088279d15cd5983b3d4 (patch) | |
tree | dd77717a4e1732da929d5ff8a0471fa3f005e201 /3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp | |
parent | 90c44a10fec26d2a0935b2d62e82b6a5be028373 (diff) | |
download | swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.zip swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.tar.bz2 |
Upgraded Boost to 1.45.0.
Diffstat (limited to '3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp b/3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp new file mode 100644 index 0000000..3b2413f --- /dev/null +++ b/3rdParty/Boost/src/boost/asio/detail/reactive_socket_accept_op.hpp @@ -0,0 +1,133 @@ +// +// detail/reactive_socket_accept_op.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_REACTIVE_SOCKET_ACCEPT_OP_HPP +#define BOOST_ASIO_DETAIL_REACTIVE_SOCKET_ACCEPT_OP_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/utility/addressof.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/reactor_op.hpp> +#include <boost/asio/detail/socket_holder.hpp> +#include <boost/asio/detail/socket_ops.hpp> + +#include <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { +namespace detail { + +template <typename Socket, typename Protocol> +class reactive_socket_accept_op_base : public reactor_op +{ +public: + reactive_socket_accept_op_base(socket_type socket, + socket_ops::state_type state, Socket& peer, const Protocol& protocol, + typename Protocol::endpoint* peer_endpoint, func_type complete_func) + : reactor_op(&reactive_socket_accept_op_base::do_perform, complete_func), + socket_(socket), + state_(state), + peer_(peer), + protocol_(protocol), + peer_endpoint_(peer_endpoint) + { + } + + static bool do_perform(reactor_op* base) + { + reactive_socket_accept_op_base* o( + static_cast<reactive_socket_accept_op_base*>(base)); + + std::size_t addrlen = o->peer_endpoint_ ? o->peer_endpoint_->capacity() : 0; + socket_type new_socket = invalid_socket; + bool result = socket_ops::non_blocking_accept(o->socket_, + o->state_, o->peer_endpoint_ ? o->peer_endpoint_->data() : 0, + o->peer_endpoint_ ? &addrlen : 0, o->ec_, new_socket); + + // On success, assign new connection to peer socket object. + if (new_socket >= 0) + { + socket_holder new_socket_holder(new_socket); + if (o->peer_endpoint_) + o->peer_endpoint_->resize(addrlen); + if (!o->peer_.assign(o->protocol_, new_socket, o->ec_)) + new_socket_holder.release(); + } + + return result; + } + +private: + socket_type socket_; + socket_ops::state_type state_; + Socket& peer_; + Protocol protocol_; + typename Protocol::endpoint* peer_endpoint_; +}; + +template <typename Socket, typename Protocol, typename Handler> +class reactive_socket_accept_op : + public reactive_socket_accept_op_base<Socket, Protocol> +{ +public: + BOOST_ASIO_DEFINE_HANDLER_PTR(reactive_socket_accept_op); + + reactive_socket_accept_op(socket_type socket, + socket_ops::state_type state, Socket& peer, const Protocol& protocol, + typename Protocol::endpoint* peer_endpoint, Handler handler) + : reactive_socket_accept_op_base<Socket, Protocol>(socket, state, peer, + protocol, peer_endpoint, &reactive_socket_accept_op::do_complete), + handler_(handler) + { + } + + static void do_complete(io_service_impl* owner, operation* base, + boost::system::error_code /*ec*/, std::size_t /*bytes_transferred*/) + { + // Take ownership of the handler object. + reactive_socket_accept_op* o(static_cast<reactive_socket_accept_op*>(base)); + ptr p = { boost::addressof(o->handler_), o, 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::binder1<Handler, boost::system::error_code> + handler(o->handler_, o->ec_); + p.h = boost::addressof(handler.handler_); + p.reset(); + + // Make the upcall if required. + if (owner) + { + boost::asio::detail::fenced_block b; + boost_asio_handler_invoke_helpers::invoke(handler, handler.handler_); + } + } + +private: + Handler handler_; +}; + +} // namespace detail +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_DETAIL_REACTIVE_SOCKET_ACCEPT_OP_HPP |