1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
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.
12 *
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.
24 */
25
26#pragma once
27
28#if ENABLE(LEGACY_ENCRYPTED_MEDIA)
29
30#include <JavaScriptCore/Uint8Array.h>
31#include <wtf/Forward.h>
32
33namespace WebCore {
34
35class LegacyCDMSessionClient {
36public:
37 virtual ~LegacyCDMSessionClient() = default;
38 virtual void sendMessage(Uint8Array*, String destinationURL) = 0;
39
40 enum {
41 MediaKeyErrorUnknown = 1,
42 MediaKeyErrorClient,
43 MediaKeyErrorService,
44 MediaKeyErrorOutput,
45 MediaKeyErrorHardwareChange,
46 MediaKeyErrorDomain,
47 };
48 typedef unsigned short MediaKeyErrorCode;
49 virtual void sendError(MediaKeyErrorCode, uint32_t systemCode) = 0;
50
51 virtual String mediaKeysStorageDirectory() const = 0;
52};
53
54enum LegacyCDMSessionType {
55 CDMSessionTypeUnknown,
56 CDMSessionTypeClearKey,
57 CDMSessionTypeAVFoundationObjC,
58 CDMSessionTypeAVStreamSession,
59 CDMSessionTypeAVContentKeySession,
60};
61
62class LegacyCDMSession {
63public:
64 virtual ~LegacyCDMSession() = default;
65
66 virtual LegacyCDMSessionType type() { return CDMSessionTypeUnknown; }
67 virtual void setClient(LegacyCDMSessionClient*) = 0;
68 virtual const String& sessionId() const = 0;
69 virtual RefPtr<Uint8Array> generateKeyRequest(const String& mimeType, Uint8Array* initData, String& destinationURL, unsigned short& errorCode, uint32_t& systemCode) = 0;
70 virtual void releaseKeys() = 0;
71 virtual bool update(Uint8Array*, RefPtr<Uint8Array>& nextMessage, unsigned short& errorCode, uint32_t& systemCode) = 0;
72 virtual RefPtr<ArrayBuffer> cachedKeyForKeyID(const String&) const { return nullptr; }
73};
74
75}
76
77#endif // ENABLE(LEGACY_ENCRYPTED_MEDIA)
78