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-rw-r--r--3rdparty/asio/include/asio/detail/reactor_op_queue.hpp46
1 files changed, 45 insertions, 1 deletions
diff --git a/3rdparty/asio/include/asio/detail/reactor_op_queue.hpp b/3rdparty/asio/include/asio/detail/reactor_op_queue.hpp
index 426adfbc94d..0eb4ca3293a 100644
--- a/3rdparty/asio/include/asio/detail/reactor_op_queue.hpp
+++ b/3rdparty/asio/include/asio/detail/reactor_op_queue.hpp
@@ -2,7 +2,7 @@
// detail/reactor_op_queue.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
-// Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 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)
@@ -100,6 +100,50 @@ public:
return this->cancel_operations(operations_.find(descriptor), ops, ec);
}
+ // Cancel operations associated with the descriptor identified by the
+ // supplied iterator, and the specified cancellation key. Any operations
+ // pending for the descriptor with the key will be cancelled. Returns true if
+ // any operations were cancelled, in which case the reactor's event
+ // demultiplexing function may need to be interrupted and restarted.
+ bool cancel_operations_by_key(iterator i, op_queue<operation>& ops,
+ void* cancellation_key, const asio::error_code& ec =
+ asio::error::operation_aborted)
+ {
+ bool result = false;
+ if (i != operations_.end())
+ {
+ op_queue<reactor_op> other_ops;
+ while (reactor_op* op = i->second.front())
+ {
+ i->second.pop();
+ if (op->cancellation_key_ == cancellation_key)
+ {
+ op->ec_ = ec;
+ ops.push(op);
+ result = true;
+ }
+ else
+ other_ops.push(op);
+ }
+ i->second.push(other_ops);
+ if (i->second.empty())
+ operations_.erase(i);
+ }
+ return result;
+ }
+
+ // Cancel all operations associated with the descriptor. Any operations
+ // pending for the descriptor will be cancelled. Returns true if any
+ // operations were cancelled, in which case the reactor's event
+ // demultiplexing function may need to be interrupted and restarted.
+ bool cancel_operations_by_key(Descriptor descriptor, op_queue<operation>& ops,
+ void* cancellation_key, const asio::error_code& ec =
+ asio::error::operation_aborted)
+ {
+ return this->cancel_operations_by_key(
+ operations_.find(descriptor), ops, cancellation_key, ec);
+ }
+
// Whether there are no operations in the queue.
bool empty() const
{