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#ifndef CDMSession_h
27#define CDMSession_h
28
29#if ENABLE(ENCRYPTED_MEDIA_V2)
30
31#include <runtime/Uint8Array.h>
32#include <wtf/Forward.h>
33#include <wtf/PassRefPtr.h>
34#include <wtf/text/WTFString.h>
35
36namespace WebCore {
37
38class CDMSessionClient {
39public:
40    virtual ~CDMSessionClient() { };
41    virtual void sendMessage(Uint8Array*, String destinationURL) = 0;
42
43    enum {
44        MediaKeyErrorUnknown = 1,
45        MediaKeyErrorClient,
46        MediaKeyErrorService,
47        MediaKeyErrorOutput,
48        MediaKeyErrorHardwareChange,
49        MediaKeyErrorDomain,
50    };
51    typedef unsigned short MediaKeyErrorCode;
52    virtual void sendError(MediaKeyErrorCode, unsigned long systemCode) = 0;
53};
54
55class CDMSession {
56public:
57    CDMSession() { }
58    virtual ~CDMSession() { }
59
60    virtual void setClient(CDMSessionClient*) = 0;
61    virtual const String& sessionId() const = 0;
62    virtual PassRefPtr<Uint8Array> generateKeyRequest(const String& mimeType, Uint8Array* initData, String& destinationURL, unsigned short& errorCode, unsigned long& systemCode) = 0;
63    virtual void releaseKeys() = 0;
64    virtual bool update(Uint8Array*, RefPtr<Uint8Array>& nextMessage, unsigned short& errorCode, unsigned long& systemCode) = 0;
65};
66
67}
68
69#endif // ENABLE(ENCRYPTED_MEDIA_V2)
70
71#endif // CDMSession_h
72