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Diffstat (limited to 'cas/native/1.0/IDescrambler.hal')
-rw-r--r-- | cas/native/1.0/IDescrambler.hal | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/cas/native/1.0/IDescrambler.hal b/cas/native/1.0/IDescrambler.hal new file mode 100644 index 00000000..4822111d --- /dev/null +++ b/cas/native/1.0/IDescrambler.hal | |||
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1 | /* | ||
2 | * Copyright (C) 2017 The Android Open Source Project | ||
3 | * | ||
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | ||
5 | * you may not use this file except in compliance with the License. | ||
6 | * You may obtain a copy of the License at | ||
7 | * | ||
8 | * http://www.apache.org/licenses/LICENSE-2.0 | ||
9 | * | ||
10 | * Unless required by applicable law or agreed to in writing, software | ||
11 | * distributed under the License is distributed on an "AS IS" BASIS, | ||
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
13 | * See the License for the specific language governing permissions and | ||
14 | * limitations under the License. | ||
15 | */ | ||
16 | package android.hardware.cas.native@1.0; | ||
17 | |||
18 | import android.hardware.cas@1.0::IDescramblerBase; | ||
19 | import android.hardware.cas@1.0::Status; | ||
20 | |||
21 | /** | ||
22 | * IDescrambler is the native plugin API for descrambling operations. | ||
23 | */ | ||
24 | |||
25 | interface IDescrambler extends IDescramblerBase { | ||
26 | /** | ||
27 | * Descramble the data in a source SharedBuffer, described by an array of | ||
28 | * SubSample structures. | ||
29 | * | ||
30 | * @param scramblingControl an enumeration indicating the key that the subsamples | ||
31 | * were scrambled with. | ||
32 | * @param subSamples an array of SubSample structures describing the number of | ||
33 | * clear and scrambled bytes within each subsample. | ||
34 | * @param srcBuffer the SharedBuffer containing the source scrambled data. | ||
35 | * @param srcOffset the position where the source scrambled data starts at. | ||
36 | * @param dstBuffer the DestinationBuffer to hold the descrambled data. | ||
37 | * @param dstOffset the position where the descrambled data should start at. | ||
38 | * | ||
39 | * @return status the status of the call. | ||
40 | * @return bytesWritten number of bytes that have been successfully descrambled. | ||
41 | * @return detailedError a detailed message describing the error (if any). | ||
42 | */ | ||
43 | descramble(ScramblingControl scramblingControl, vec<SubSample> subSamples, | ||
44 | SharedBuffer srcBuffer, uint64_t srcOffset, DestinationBuffer dstBuffer, uint64_t dstOffset) | ||
45 | generates(Status status, uint32_t bytesWritten, string detailedError); | ||
46 | }; | ||