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Diffstat (limited to 'lib/asio/detail/reactor_op_queue.hpp')
-rw-r--r-- | lib/asio/detail/reactor_op_queue.hpp | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/lib/asio/detail/reactor_op_queue.hpp b/lib/asio/detail/reactor_op_queue.hpp deleted file mode 100644 index 898f31d..0000000 --- a/lib/asio/detail/reactor_op_queue.hpp +++ /dev/null @@ -1,168 +0,0 @@ -// -// detail/reactor_op_queue.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_REACTOR_OP_QUEUE_HPP -#define ASIO_DETAIL_REACTOR_OP_QUEUE_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/hash_map.hpp" -#include "asio/detail/noncopyable.hpp" -#include "asio/detail/op_queue.hpp" -#include "asio/detail/reactor_op.hpp" -#include "asio/error.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace detail { - -template <typename Descriptor> -class reactor_op_queue - : private noncopyable -{ -public: - typedef Descriptor key_type; - - struct mapped_type : op_queue<reactor_op> - { - mapped_type() {} - mapped_type(const mapped_type&) {} - void operator=(const mapped_type&) {} - }; - - typedef typename hash_map<key_type, mapped_type>::value_type value_type; - typedef typename hash_map<key_type, mapped_type>::iterator iterator; - - // Constructor. - reactor_op_queue() - : operations_() - { - } - - // Obtain iterators to all registered descriptors. - iterator begin() { return operations_.begin(); } - iterator end() { return operations_.end(); } - - // Add a new operation to the queue. Returns true if this is the only - // operation for the given descriptor, in which case the reactor's event - // demultiplexing function call may need to be interrupted and restarted. - bool enqueue_operation(Descriptor descriptor, reactor_op* op) - { - std::pair<iterator, bool> entry = - operations_.insert(value_type(descriptor, mapped_type())); - entry.first->second.push(op); - return entry.second; - } - - // Cancel all operations associated with the descriptor identified by the - // supplied iterator. 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(iterator i, op_queue<operation>& ops, - const asio::error_code& ec = - asio::error::operation_aborted) - { - if (i != operations_.end()) - { - while (reactor_op* op = i->second.front()) - { - op->ec_ = ec; - i->second.pop(); - ops.push(op); - } - operations_.erase(i); - return true; - } - - return false; - } - - // 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(Descriptor descriptor, op_queue<operation>& ops, - const asio::error_code& ec = - asio::error::operation_aborted) - { - return this->cancel_operations(operations_.find(descriptor), ops, ec); - } - - // Whether there are no operations in the queue. - bool empty() const - { - return operations_.empty(); - } - - // Determine whether there are any operations associated with the descriptor. - bool has_operation(Descriptor descriptor) const - { - return operations_.find(descriptor) != operations_.end(); - } - - // Perform the operations corresponding to the descriptor identified by the - // supplied iterator. Returns true if there are still unfinished operations - // queued for the descriptor. - bool perform_operations(iterator i, op_queue<operation>& ops) - { - if (i != operations_.end()) - { - while (reactor_op* op = i->second.front()) - { - if (op->perform()) - { - i->second.pop(); - ops.push(op); - } - else - { - return true; - } - } - operations_.erase(i); - } - return false; - } - - // Perform the operations corresponding to the descriptor. Returns true if - // there are still unfinished operations queued for the descriptor. - bool perform_operations(Descriptor descriptor, op_queue<operation>& ops) - { - return this->perform_operations(operations_.find(descriptor), ops); - } - - // Get all operations owned by the queue. - void get_all_operations(op_queue<operation>& ops) - { - iterator i = operations_.begin(); - while (i != operations_.end()) - { - iterator op_iter = i++; - ops.push(op_iter->second); - operations_.erase(op_iter); - } - } - -private: - // The operations that are currently executing asynchronously. - hash_map<key_type, mapped_type> operations_; -}; - -} // namespace detail -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#endif // ASIO_DETAIL_REACTOR_OP_QUEUE_HPP |