blob: fa26933002c9c74411c4e322ca073451eaa12a6b [file] [log] [blame]
/*
* 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 "ExceptionOr.h"
#include "GenericTaskQueue.h"
#include "MediaKeySessionType.h"
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class CDM;
class CDMClient;
class CDMInstance;
class BufferSource;
class DeferredPromise;
class MediaKeySession;
class ScriptExecutionContext;
class MediaKeys : public RefCounted<MediaKeys>, public CanMakeWeakPtr<MediaKeys> {
public:
using KeySessionType = MediaKeySessionType;
static Ref<MediaKeys> create(bool useDistinctiveIdentifier, bool persistentStateAllowed, const Vector<MediaKeySessionType>& supportedSessionTypes, Ref<CDM>&& implementation, Ref<CDMInstance>&& instance)
{
return adoptRef(*new MediaKeys(useDistinctiveIdentifier, persistentStateAllowed, supportedSessionTypes, WTFMove(implementation), WTFMove(instance)));
}
~MediaKeys();
ExceptionOr<Ref<MediaKeySession>> createSession(ScriptExecutionContext&, MediaKeySessionType);
void setServerCertificate(const BufferSource&, Ref<DeferredPromise>&&);
void attachCDMClient(CDMClient&);
void detachCDMClient(CDMClient&);
void attemptToResumePlaybackOnClients();
bool hasOpenSessions() const;
CDMInstance& cdmInstance() { return m_instance; }
const CDMInstance& cdmInstance() const { return m_instance; }
protected:
MediaKeys(bool useDistinctiveIdentifier, bool persistentStateAllowed, const Vector<MediaKeySessionType>&, Ref<CDM>&&, Ref<CDMInstance>&&);
bool m_useDistinctiveIdentifier;
bool m_persistentStateAllowed;
Vector<MediaKeySessionType> m_supportedSessionTypes;
Ref<CDM> m_implementation;
Ref<CDMInstance> m_instance;
Vector<Ref<MediaKeySession>> m_sessions;
Vector<CDMClient*> m_cdmClients;
GenericTaskQueue<Timer> m_taskQueue;
};
} // namespace WebCore
#endif // ENABLE(ENCRYPTED_MEDIA)