root/public/platform/WebContentDecryptionModuleSession.h

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/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
 * distribution.
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef WebContentDecryptionModuleSession_h
#define WebContentDecryptionModuleSession_h

#include "WebCommon.h"

namespace blink {

class WebString;
class WebURL;

class BLINK_PLATFORM_EXPORT WebContentDecryptionModuleSession {
public:
    class BLINK_PLATFORM_EXPORT Client {
    public:
        enum MediaKeyErrorCode {
            MediaKeyErrorCodeUnknown = 1,
            MediaKeyErrorCodeClient,
        };

        virtual void message(const unsigned char* message, size_t messageLength, const blink::WebURL& destinationURL) = 0;
        virtual void ready() = 0;
        virtual void close() = 0;
        virtual void error(MediaKeyErrorCode, unsigned long systemCode) = 0;

    protected:
        virtual ~Client();
    };

    virtual ~WebContentDecryptionModuleSession();

    virtual WebString sessionId() const = 0;
    virtual void initializeNewSession(const WebString& mimeType, const unsigned char* initData, size_t initDataLength) = 0;
    virtual void update(const unsigned char* response, size_t responseLength) = 0;
    virtual void release() = 0;
};

} // namespace blink

#endif // WebContentDecryptionModuleSession_h

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