1 /**
2  * Copyright 2021, 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 
17 #ifndef ANDROID_MEDIA_TUNERDESCRAMBLER_H
18 #define ANDROID_MEDIA_TUNERDESCRAMBLER_H
19 
20 #include <aidl/android/media/tv/tuner/BnTunerDescrambler.h>
21 #include <android/hardware/tv/tuner/1.0/ITuner.h>
22 
23 using Status = ::ndk::ScopedAStatus;
24 using ::aidl::android::media::tv::tuner::BnTunerDescrambler;
25 using ::aidl::android::media::tv::tuner::ITunerDemux;
26 using ::aidl::android::media::tv::tuner::ITunerFilter;
27 using ::aidl::android::media::tv::tuner::TunerDemuxPid;
28 using ::android::hardware::tv::tuner::V1_0::DemuxPid;
29 using ::android::hardware::tv::tuner::V1_0::IDescrambler;
30 
31 namespace android {
32 
33 class TunerDescrambler : public BnTunerDescrambler {
34 
35 public:
36     TunerDescrambler(sp<IDescrambler> descrambler);
37     virtual ~TunerDescrambler();
38     Status setDemuxSource(const shared_ptr<ITunerDemux>& demux) override;
39     Status setKeyToken(const vector<uint8_t>& keyToken) override;
40     Status addPid(const TunerDemuxPid& pid,
41             const shared_ptr<ITunerFilter>& optionalSourceFilter) override;
42     Status removePid(const TunerDemuxPid& pid,
43             const shared_ptr<ITunerFilter>& optionalSourceFilter) override;
44     Status close() override;
45 
46 private:
47     DemuxPid getHidlDemuxPid(const TunerDemuxPid& pid);
48 
49     sp<IDescrambler> mDescrambler;
50 };
51 
52 } // namespace android
53 
54 #endif // ANDROID_MEDIA_TUNERDESCRAMBLER_H
55