2 * Copyright (C) 2013 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
29 #include "bindings/v8/ScriptWrappable.h"
30 #include "core/events/EventTarget.h"
31 #include "wtf/OwnPtr.h"
32 #include "wtf/PassRefPtr.h"
33 #include "wtf/RefCounted.h"
34 #include "wtf/Uint8Array.h"
35 #include "wtf/Vector.h"
36 #include "wtf/text/WTFString.h"
40 class ContentDecryptionModule;
41 class MediaKeySession;
42 class HTMLMediaElement;
45 // References are held by JS and HTMLMediaElement.
46 // The ContentDecryptionModule has the same lifetime as this object.
47 // Maintains a reference to all MediaKeySessions created to ensure they live as
48 // long as this object unless explicitly close()'d.
49 class MediaKeys : public RefCounted<MediaKeys>, public ScriptWrappable {
51 static PassRefPtr<MediaKeys> create(const String& keySystem, ExceptionState&);
54 PassRefPtr<MediaKeySession> createSession(ExecutionContext*, const String& mimeType, Uint8Array* initData, ExceptionState&);
56 const String& keySystem() const { return m_keySystem; }
58 void setMediaElement(HTMLMediaElement*);
61 MediaKeys(const String& keySystem, PassOwnPtr<ContentDecryptionModule>);
63 Vector<RefPtr<MediaKeySession> > m_sessions;
65 HTMLMediaElement* m_mediaElement;
66 const String m_keySystem;
67 OwnPtr<ContentDecryptionModule> m_cdm;