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-rw-r--r--3rdparty/asio/include/asio/detail/reactive_wait_op.hpp57
1 files changed, 49 insertions, 8 deletions
diff --git a/3rdparty/asio/include/asio/detail/reactive_wait_op.hpp b/3rdparty/asio/include/asio/detail/reactive_wait_op.hpp
index 99f8811cf9a..62938e2d83e 100644
--- a/3rdparty/asio/include/asio/detail/reactive_wait_op.hpp
+++ b/3rdparty/asio/include/asio/detail/reactive_wait_op.hpp
@@ -2,7 +2,7 @@
// detail/reactive_wait_op.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
-// Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2024 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)
@@ -16,9 +16,10 @@
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
+#include "asio/detail/bind_handler.hpp"
#include "asio/detail/fenced_block.hpp"
#include "asio/detail/handler_alloc_helpers.hpp"
-#include "asio/detail/handler_invoke_helpers.hpp"
+#include "asio/detail/handler_work.hpp"
#include "asio/detail/memory.hpp"
#include "asio/detail/reactor_op.hpp"
@@ -27,18 +28,22 @@
namespace asio {
namespace detail {
-template <typename Handler>
+template <typename Handler, typename IoExecutor>
class reactive_wait_op : public reactor_op
{
public:
+ typedef Handler handler_type;
+ typedef IoExecutor io_executor_type;
+
ASIO_DEFINE_HANDLER_PTR(reactive_wait_op);
- reactive_wait_op(Handler& handler)
- : reactor_op(&reactive_wait_op::do_perform,
+ reactive_wait_op(const asio::error_code& success_ec,
+ Handler& handler, const IoExecutor& io_ex)
+ : reactor_op(success_ec, &reactive_wait_op::do_perform,
&reactive_wait_op::do_complete),
- handler_(ASIO_MOVE_CAST(Handler)(handler))
+ handler_(static_cast<Handler&&>(handler)),
+ work_(handler_, io_ex)
{
- handler_work<Handler>::start(handler_);
}
static status do_perform(reactor_op*)
@@ -51,12 +56,17 @@ public:
std::size_t /*bytes_transferred*/)
{
// Take ownership of the handler object.
+ ASIO_ASSUME(base != 0);
reactive_wait_op* o(static_cast<reactive_wait_op*>(base));
ptr p = { asio::detail::addressof(o->handler_), o, o };
- handler_work<Handler> w(o->handler_);
ASIO_HANDLER_COMPLETION((*o));
+ // Take ownership of the operation's outstanding work.
+ handler_work<Handler, IoExecutor> w(
+ static_cast<handler_work<Handler, IoExecutor>&&>(
+ o->work_));
+
// 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
@@ -78,8 +88,39 @@ public:
}
}
+ static void do_immediate(operation* base, bool, const void* io_ex)
+ {
+ // Take ownership of the handler object.
+ ASIO_ASSUME(base != 0);
+ reactive_wait_op* o(static_cast<reactive_wait_op*>(base));
+ ptr p = { asio::detail::addressof(o->handler_), o, o };
+
+ ASIO_HANDLER_COMPLETION((*o));
+
+ // Take ownership of the operation's outstanding work.
+ immediate_handler_work<Handler, IoExecutor> w(
+ static_cast<handler_work<Handler, IoExecutor>&&>(
+ o->work_));
+
+ // 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, asio::error_code>
+ handler(o->handler_, o->ec_);
+ p.h = asio::detail::addressof(handler.handler_);
+ p.reset();
+
+ ASIO_HANDLER_INVOCATION_BEGIN((handler.arg1_));
+ w.complete(handler, handler.handler_, io_ex);
+ ASIO_HANDLER_INVOCATION_END;
+ }
+
private:
Handler handler_;
+ handler_work<Handler, IoExecutor> work_;
};
} // namespace detail