/* * Copyright (C) 2013 Samsung Electronics. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef DispatchQueueEfl_h #define DispatchQueueEfl_h #include <time.h> #include <wtf/Functional.h> #include <wtf/RefCounted.h> #include <wtf/Vector.h> class TimerWorkItem; class WorkItem; class DispatchQueue : public ThreadSafeRefCounted<DispatchQueue> { public: static PassRefPtr<DispatchQueue> create(const char* name); ~DispatchQueue(); void dispatch(std::unique_ptr<WorkItem>); void dispatch(std::unique_ptr<TimerWorkItem>); void stopThread(); void setSocketEventHandler(int, std::function<void ()>); void clearSocketEventHandler(); private: class ThreadContext; DispatchQueue(); void performWork(); void performTimerWork(); void performFileDescriptorWork(); void insertTimerWorkItem(std::unique_ptr<TimerWorkItem>); void dispatchQueueThread(); void wakeUpThread(); timeval* getNextTimeOut() const; fd_set m_fileDescriptorSet; int m_maxFileDescriptor; int m_readFromPipeDescriptor; int m_writeToPipeDescriptor; Mutex m_writeToPipeDescriptorLock; bool m_isThreadRunning; int m_socketDescriptor; std::function<void ()> m_socketEventHandler; Vector<std::unique_ptr<WorkItem>> m_workItems; Mutex m_workItemsLock; Vector<std::unique_ptr<TimerWorkItem>> m_timerWorkItems; mutable Mutex m_timerWorkItemsLock; }; #endif // DispatchQueueEfl_h