218c6d8b2f
Bug in hidl-gen allowed this to work. Test: -Lcheck Bug: 65055216 Change-Id: Ia0cbaac4c8bfd93be169f4fab5c9ce016ee6c473
46 lines
2 KiB
Text
46 lines
2 KiB
Text
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.cas.native@1.0;
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import android.hardware.cas@1.0::IDescramblerBase;
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import android.hardware.cas@1.0::Status;
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/**
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* IDescrambler is the native plugin API for descrambling operations.
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*/
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interface IDescrambler extends IDescramblerBase {
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/**
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* Descramble the data in a source SharedBuffer, described by an array of
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* SubSample structures.
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*
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* @param scramblingControl an enumeration indicating the key that the subsamples
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* were scrambled with.
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* @param subSamples an array of SubSample structures describing the number of
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* clear and scrambled bytes within each subsample.
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* @param srcBuffer the SharedBuffer containing the source scrambled data.
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* @param srcOffset the position where the source scrambled data starts at.
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* @param dstBuffer the DestinationBuffer to hold the descrambled data.
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* @param dstOffset the position where the descrambled data should start at.
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*
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* @return status the status of the call.
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* @return bytesWritten number of bytes that have been successfully descrambled.
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* @return detailedError a detailed message describing the error (if any).
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*/
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descramble(ScramblingControl scramblingControl, vec<SubSample> subSamples,
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SharedBuffer srcBuffer, uint64_t srcOffset, DestinationBuffer dstBuffer, uint64_t dstOffset)
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generates(Status status, uint32_t bytesWritten, string detailedError);
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};
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