/*
 * Copyright (C) 2013 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
     */

interface [
    Conditional=ENCRYPTED_MEDIA_V2,
    V8EnabledAtRuntime=encryptedMedia,
    EventTarget,
] MediaKeySession {
    // error state
    readonly attribute MediaKeyError error;

    // session properties
    readonly attribute DOMString keySystem;
    readonly attribute DOMString sessionId;

    // session operations
    void update(in Uint8Array key)
        raises(DOMException);
    void close();
    
    // EventListeners
    attribute [V8EnabledAtRuntime=encryptedMedia] EventListener onwebkitkeyadded;
    attribute [V8EnabledAtRuntime=encryptedMedia] EventListener onwebkitkeyerror;
    attribute [V8EnabledAtRuntime=encryptedMedia] EventListener onwebkitkeymessage;

    // EventTarget interface
    void addEventListener(in DOMString type, 
                          in EventListener listener, 
                          in [Optional] boolean useCapture);
    void removeEventListener(in DOMString type, 
                             in EventListener listener, 
                             in [Optional] boolean useCapture);
    boolean dispatchEvent(in Event evt)
        raises(EventException);
};