/* * Copyright (C) 2016 Apple Inc. All rights reserved. * Copyright (C) 2017 Metrological Group B.V. * Copyright (C) 2017 Igalia S.L. * * 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. */ #include "config.h" #include "CDMFactory.h" #if ENABLE(ENCRYPTED_MEDIA) #include <mutex> #include <wtf/NeverDestroyed.h> #include <wtf/Vector.h> namespace WebCore { Vector<CDMFactory*>& CDMFactory::registeredFactories() { static NeverDestroyed<Vector<CDMFactory*>> factories; static std::once_flag once; std::call_once(once, [&] { platformRegisterFactories(factories); }); return factories; } void CDMFactory::registerFactory(CDMFactory& factory) { ASSERT(!registeredFactories().contains(&factory)); registeredFactories().append(&factory); } void CDMFactory::unregisterFactory(CDMFactory& factory) { ASSERT(registeredFactories().contains(&factory)); registeredFactories().removeAll(&factory); } #if !USE(GSTREAMER) && !USE(AVFOUNDATION) void CDMFactory::platformRegisterFactories(Vector<CDMFactory*>&) { } #endif } // namespace WebCore #endif // ENABLE(ENCRYPTED_MEDIA)