| /* |
| * Copyright (C) 2013 Apple Inc. All rights reserved. |
| * Copyright (C) 2017 Sony Interactive Entertainment Inc. |
| * Copyright (C) 2017 NAVER Corp. |
| * |
| * 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. ``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 |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include "CurlContext.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/Lock.h> |
| #include <wtf/Noncopyable.h> |
| #include <wtf/Threading.h> |
| |
| namespace WebCore { |
| |
| class CurlRequestSchedulerClient; |
| |
| class CurlRequestScheduler { |
| WTF_MAKE_NONCOPYABLE(CurlRequestScheduler); |
| friend NeverDestroyed<CurlRequestScheduler>; |
| public: |
| CurlRequestScheduler(long maxConnects, long maxTotalConnections, long maxHostConnections); |
| ~CurlRequestScheduler() { stopThread(); } |
| |
| bool add(CurlRequestSchedulerClient*); |
| void cancel(CurlRequestSchedulerClient*); |
| |
| void callOnWorkerThread(WTF::Function<void()>&&); |
| |
| private: |
| void startThreadIfNeeded(); |
| void stopThreadIfNoMoreJobRunning(); |
| void stopThread(); |
| |
| void executeTasks(); |
| |
| void workerThread(); |
| |
| void startTransfer(CurlRequestSchedulerClient*); |
| void completeTransfer(CURL*, CURLcode); |
| void cancelTransfer(CURL*); |
| void finalizeTransfer(CURL*, Function<void(CurlRequestSchedulerClient*)>); |
| |
| mutable Lock m_mutex; |
| RefPtr<Thread> m_thread; |
| bool m_runThread { false }; |
| |
| Vector<Function<void()>> m_taskQueue; |
| HashMap<CURL*, CurlRequestSchedulerClient*> m_activeJobs; |
| |
| std::unique_ptr<CurlMultiHandle> m_curlMultiHandle; |
| |
| long m_maxConnects; |
| long m_maxTotalConnections; |
| long m_maxHostConnections; |
| }; |
| |
| } // namespace WebCore |