Source/WebCore/Modules/encryptedmedia/MediaKeySystemAccess.h

/*
 * Copyright (C) 2016 Metrological Group B.V.
 * Copyright (C) 2016 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * HOLDER 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

#if ENABLE(ENCRYPTED_MEDIA)

#include "GenericTaskQueue.h"
#include "MediaKeySystemConfiguration.h"
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

class CDM;
class DeferredPromise;
class Document;
class MediaKeys;

class MediaKeySystemAccess : public RefCounted<MediaKeySystemAccess> {
public:
    static Ref<MediaKeySystemAccess> create(const String& keySystem, MediaKeySystemConfiguration&&, Ref<CDM>&&);
    ~MediaKeySystemAccess();

    const String& keySystem() const { return m_keySystem; }
    const MediaKeySystemConfiguration& getConfiguration() const { return *m_configuration; }
    void createMediaKeys(Document&, Ref<DeferredPromise>&&);

private:
    MediaKeySystemAccess(const String& keySystem, MediaKeySystemConfiguration&&, Ref<CDM>&&);

    String m_keySystem;
    std::unique_ptr<MediaKeySystemConfiguration> m_configuration;
    Ref<CDM> m_implementation;
    GenericTaskQueue<Timer> m_taskQueue;
};

} // namespace WebCore

#endif // ENABLE(ENCRYPTED_MEDIA)