platform_hardware_interfaces/cas/1.0/IDescramblerBase.hal
Chong Zhang a4f6751e49 cas: add CAS hal
Add CAS hal definitions and default service implementation.

bug: 22804304

Change-Id: I0a89608fe75c5f3c5e6888f9b771305742760707
2017-06-23 16:24:17 -07:00

49 lines
1.6 KiB
Text

/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hardware.cas@1.0;
import android.hardware.cas@1.0::types;
/**
* IDescramblerBase is the API to control the descrambler and is accessible
* from both Java and native level.
*/
interface IDescramblerBase {
/**
* Associate a MediaCas session with this MediaDescrambler instance.
*
* @param sessionId the id of the session to associate with this descrambler instance.
* @return status the status of the call.
*/
setMediaCasSession(HidlCasSessionId sessionId) generates (Status status);
/**
* Query if the scrambling scheme requires the use of a secure decoder
* to decode data of the given mime type.
*
* @param mime the mime type of the media data.
* @return result whether the descrambler requires a secure decoder.
*/
requiresSecureDecoderComponent(string mime) generates (bool result);
/**
* Release the descrambler instance.
*
* @return status the status of the call.
*/
release() generates (Status status);
};