1/*
2 * Copyright (C) 2016 Metrological Group B.V.
3 * Copyright (C) 2016 Igalia S.L.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following
13 * disclaimer in the documentation and/or other materials provided
14 * with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#pragma once
30
31#if ENABLE(ENCRYPTED_MEDIA)
32
33#include "BufferSource.h"
34#include "MediaKeyStatus.h"
35#include <JavaScriptCore/JSCJSValueInlines.h>
36#include <wtf/RefCounted.h>
37
38namespace WebCore {
39
40class MediaKeySession;
41class SharedBuffer;
42
43class MediaKeyStatusMap : public RefCounted<MediaKeyStatusMap> {
44public:
45 using Status = MediaKeyStatus;
46
47 static Ref<MediaKeyStatusMap> create(const MediaKeySession& session)
48 {
49 return adoptRef(*new MediaKeyStatusMap(session));
50 }
51
52 virtual ~MediaKeyStatusMap();
53
54 void detachSession();
55
56 unsigned long size();
57 bool has(const BufferSource&);
58 JSC::JSValue get(JSC::ExecState&, const BufferSource&);
59
60 class Iterator {
61 public:
62 explicit Iterator(MediaKeyStatusMap&);
63 Optional<WTF::KeyValuePair<BufferSource::VariantType, MediaKeyStatus>> next();
64
65 private:
66 Ref<MediaKeyStatusMap> m_map;
67 size_t m_index { 0 };
68 };
69 Iterator createIterator() { return Iterator(*this); }
70
71private:
72 MediaKeyStatusMap(const MediaKeySession&);
73
74 const MediaKeySession* m_session;
75};
76
77} // namespace WebCore
78
79#endif // ENABLE(ENCRYPTED_MEDIA)
80