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 #define LOG_TAG "TunerHidlDescrambler"
18
19 #include "TunerHidlDescrambler.h"
20
21 #include <aidl/android/hardware/tv/tuner/Result.h>
22
23 #include "TunerHidlDemux.h"
24 #include "TunerHidlFilter.h"
25
26 using ::aidl::android::hardware::tv::tuner::Result;
27
28 using HidlResult = ::android::hardware::tv::tuner::V1_0::Result;
29
30 using namespace std;
31
32 namespace aidl {
33 namespace android {
34 namespace media {
35 namespace tv {
36 namespace tuner {
37
TunerHidlDescrambler(sp<HidlIDescrambler> descrambler)38 TunerHidlDescrambler::TunerHidlDescrambler(sp<HidlIDescrambler> descrambler) {
39 mDescrambler = descrambler;
40 }
41
~TunerHidlDescrambler()42 TunerHidlDescrambler::~TunerHidlDescrambler() {
43 mDescrambler = nullptr;
44 }
45
setDemuxSource(const shared_ptr<ITunerDemux> & in_tunerDemux)46 ::ndk::ScopedAStatus TunerHidlDescrambler::setDemuxSource(
47 const shared_ptr<ITunerDemux>& in_tunerDemux) {
48 if (mDescrambler == nullptr) {
49 ALOGE("IDescrambler is not initialized");
50 return ::ndk::ScopedAStatus::fromServiceSpecificError(
51 static_cast<int32_t>(Result::UNAVAILABLE));
52 }
53
54 HidlResult res = mDescrambler->setDemuxSource(
55 static_cast<TunerHidlDemux*>(in_tunerDemux.get())->getId());
56 if (res != HidlResult::SUCCESS) {
57 return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
58 }
59 return ::ndk::ScopedAStatus::ok();
60 }
61
setKeyToken(const vector<uint8_t> & in_keyToken)62 ::ndk::ScopedAStatus TunerHidlDescrambler::setKeyToken(const vector<uint8_t>& in_keyToken) {
63 if (mDescrambler == nullptr) {
64 ALOGE("IDescrambler is not initialized");
65 return ::ndk::ScopedAStatus::fromServiceSpecificError(
66 static_cast<int32_t>(Result::UNAVAILABLE));
67 }
68
69 HidlResult res = mDescrambler->setKeyToken(in_keyToken);
70 if (res != HidlResult::SUCCESS) {
71 return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
72 }
73 return ::ndk::ScopedAStatus::ok();
74 }
75
addPid(const DemuxPid & in_pid,const shared_ptr<ITunerFilter> & in_optionalSourceFilter)76 ::ndk::ScopedAStatus TunerHidlDescrambler::addPid(
77 const DemuxPid& in_pid, const shared_ptr<ITunerFilter>& in_optionalSourceFilter) {
78 if (mDescrambler == nullptr) {
79 ALOGE("IDescrambler is not initialized");
80 return ::ndk::ScopedAStatus::fromServiceSpecificError(
81 static_cast<int32_t>(Result::UNAVAILABLE));
82 }
83
84 sp<HidlIFilter> halFilter =
85 (in_optionalSourceFilter == nullptr)
86 ? nullptr
87 : static_cast<TunerHidlFilter*>(in_optionalSourceFilter.get())->getHalFilter();
88 HidlResult res = mDescrambler->addPid(getHidlDemuxPid(in_pid), halFilter);
89 if (res != HidlResult::SUCCESS) {
90 return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
91 }
92 return ::ndk::ScopedAStatus::ok();
93 }
94
removePid(const DemuxPid & in_pid,const shared_ptr<ITunerFilter> & in_optionalSourceFilter)95 ::ndk::ScopedAStatus TunerHidlDescrambler::removePid(
96 const DemuxPid& in_pid, const shared_ptr<ITunerFilter>& in_optionalSourceFilter) {
97 if (mDescrambler == nullptr) {
98 ALOGE("IDescrambler is not initialized");
99 return ::ndk::ScopedAStatus::fromServiceSpecificError(
100 static_cast<int32_t>(Result::UNAVAILABLE));
101 }
102
103 sp<HidlIFilter> halFilter =
104 (in_optionalSourceFilter == nullptr)
105 ? nullptr
106 : static_cast<TunerHidlFilter*>(in_optionalSourceFilter.get())->getHalFilter();
107 HidlResult res = mDescrambler->removePid(getHidlDemuxPid(in_pid), halFilter);
108 if (res != HidlResult::SUCCESS) {
109 return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
110 }
111 return ::ndk::ScopedAStatus::ok();
112 }
113
close()114 ::ndk::ScopedAStatus TunerHidlDescrambler::close() {
115 if (mDescrambler == nullptr) {
116 ALOGE("IDescrambler is not initialized.");
117 return ::ndk::ScopedAStatus::fromServiceSpecificError(
118 static_cast<int32_t>(Result::UNAVAILABLE));
119 }
120
121 HidlResult res = mDescrambler->close();
122 mDescrambler = nullptr;
123
124 if (res != HidlResult::SUCCESS) {
125 return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
126 }
127 return ::ndk::ScopedAStatus::ok();
128 }
129
getHidlDemuxPid(const DemuxPid & pid)130 HidlDemuxPid TunerHidlDescrambler::getHidlDemuxPid(const DemuxPid& pid) {
131 HidlDemuxPid hidlPid;
132 switch (pid.getTag()) {
133 case DemuxPid::tPid: {
134 hidlPid.tPid((uint16_t)pid.get<DemuxPid::Tag::tPid>());
135 break;
136 }
137 case DemuxPid::mmtpPid: {
138 hidlPid.mmtpPid((uint16_t)pid.get<DemuxPid::Tag::mmtpPid>());
139 break;
140 }
141 }
142 return hidlPid;
143 }
144
145 } // namespace tuner
146 } // namespace tv
147 } // namespace media
148 } // namespace android
149 } // namespace aidl
150