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/**
* Copyright 2021, 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.
*/
#define LOG_TAG "TunerDescrambler"
#include "TunerFilter.h"
#include "TunerDemux.h"
#include "TunerDescrambler.h"
using ::android::hardware::tv::tuner::V1_0::Result;
using namespace std;
namespace android {
TunerDescrambler::TunerDescrambler(sp<IDescrambler> descrambler) {
mDescrambler = descrambler;
}
TunerDescrambler::~TunerDescrambler() {
mDescrambler = nullptr;
}
Status TunerDescrambler::setDemuxSource(const std::shared_ptr<ITunerDemux>& demux) {
if (mDescrambler == nullptr) {
ALOGE("IDescrambler is not initialized");
return Status::fromServiceSpecificError(static_cast<int32_t>(Result::UNAVAILABLE));
}
Result res = mDescrambler->setDemuxSource(static_cast<TunerDemux*>(demux.get())->getId());
if (res != Result::SUCCESS) {
return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
}
return Status::ok();
}
Status TunerDescrambler::setKeyToken(const vector<uint8_t>& keyToken) {
if (mDescrambler == nullptr) {
ALOGE("IDescrambler is not initialized");
return Status::fromServiceSpecificError(static_cast<int32_t>(Result::UNAVAILABLE));
}
Result res = mDescrambler->setKeyToken(keyToken);
if (res != Result::SUCCESS) {
return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
}
return Status::ok();
}
Status TunerDescrambler::addPid(const TunerDemuxPid& pid,
const shared_ptr<ITunerFilter>& optionalSourceFilter) {
if (mDescrambler == nullptr) {
ALOGE("IDescrambler is not initialized");
return Status::fromServiceSpecificError(static_cast<int32_t>(Result::UNAVAILABLE));
}
sp<IFilter> halFilter = (optionalSourceFilter == NULL)
? NULL : static_cast<TunerFilter*>(optionalSourceFilter.get())->getHalFilter();
Result res = mDescrambler->addPid(getHidlDemuxPid(pid), halFilter);
if (res != Result::SUCCESS) {
return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
}
return Status::ok();
}
Status TunerDescrambler::removePid(const TunerDemuxPid& pid,
const shared_ptr<ITunerFilter>& optionalSourceFilter) {
if (mDescrambler == nullptr) {
ALOGE("IDescrambler is not initialized");
return Status::fromServiceSpecificError(static_cast<int32_t>(Result::UNAVAILABLE));
}
sp<IFilter> halFilter = (optionalSourceFilter == NULL)
? NULL : static_cast<TunerFilter*>(optionalSourceFilter.get())->getHalFilter();
Result res = mDescrambler->removePid(getHidlDemuxPid(pid), halFilter);
if (res != Result::SUCCESS) {
return ::ndk::ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(res));
}
return Status::ok();
}
Status TunerDescrambler::close() {
if (mDescrambler == nullptr) {
ALOGE("IDescrambler is not initialized.");
return Status::fromServiceSpecificError(static_cast<int32_t>(Result::UNAVAILABLE));
}
Result res = mDescrambler->close();
mDescrambler = NULL;
if (res != Result::SUCCESS) {
return Status::fromServiceSpecificError(static_cast<int32_t>(res));
}
return Status::ok();
}
DemuxPid TunerDescrambler::getHidlDemuxPid(const TunerDemuxPid& pid) {
DemuxPid hidlPid;
switch (pid.getTag()) {
case TunerDemuxPid::tPid: {
hidlPid.tPid((uint16_t)pid.get<TunerDemuxPid::tPid>());
break;
}
case TunerDemuxPid::mmtpPid: {
hidlPid.mmtpPid((uint16_t)pid.get<TunerDemuxPid::mmtpPid>());
break;
}
}
return hidlPid;
}
} // namespace android