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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 "DescramblerClient"
#include <android-base/logging.h>
#include <utils/Log.h>
#include "DescramblerClient.h"
using ::android::hardware::tv::tuner::V1_0::Result;
namespace android {
/////////////// DescramblerClient ///////////////////////
DescramblerClient::DescramblerClient(shared_ptr<ITunerDescrambler> tunerDescrambler) {
mTunerDescrambler = tunerDescrambler;
}
DescramblerClient::~DescramblerClient() {
mTunerDescrambler = NULL;
mDescrambler = NULL;
}
// TODO: remove after migration to Tuner Service is done.
void DescramblerClient::setHidlDescrambler(sp<IDescrambler> descrambler) {
mDescrambler = descrambler;
}
Result DescramblerClient::setDemuxSource(sp<DemuxClient> demuxClient) {
if (demuxClient == NULL) {
return Result::INVALID_ARGUMENT;
}
if (mTunerDescrambler != NULL) {
Status s = mTunerDescrambler->setDemuxSource(demuxClient->getAidlDemux());
return ClientHelper::getServiceSpecificErrorCode(s);
}
if (mDescrambler != NULL) {
return mDescrambler->setDemuxSource(demuxClient->getId());
}
return Result::INVALID_STATE;
}
Result DescramblerClient::setKeyToken(vector<uint8_t> keyToken) {
if (mTunerDescrambler != NULL) {
Status s = mTunerDescrambler->setKeyToken(keyToken);
return ClientHelper::getServiceSpecificErrorCode(s);
}
if (mDescrambler != NULL) {
return mDescrambler->setKeyToken(keyToken);
}
return Result::INVALID_STATE;
}
Result DescramblerClient::addPid(DemuxPid pid, sp<FilterClient> optionalSourceFilter) {
if (mTunerDescrambler != NULL) {
shared_ptr<ITunerFilter> aidlFilter = (optionalSourceFilter == NULL)
? NULL : optionalSourceFilter->getAidlFilter();
Status s = mTunerDescrambler->addPid(getAidlDemuxPid(pid), aidlFilter);
return ClientHelper::getServiceSpecificErrorCode(s);
}
if (mDescrambler != NULL) {
sp<IFilter> halFilter = (optionalSourceFilter == NULL)
? NULL : optionalSourceFilter->getHalFilter();
return mDescrambler->addPid(pid, halFilter);
}
return Result::INVALID_STATE;
}
Result DescramblerClient::removePid(DemuxPid pid, sp<FilterClient> optionalSourceFilter) {
if (mTunerDescrambler != NULL) {
shared_ptr<ITunerFilter> aidlFilter = (optionalSourceFilter == NULL)
? NULL : optionalSourceFilter->getAidlFilter();
Status s = mTunerDescrambler->removePid(getAidlDemuxPid(pid), aidlFilter);
return ClientHelper::getServiceSpecificErrorCode(s);
}
if (mDescrambler != NULL) {
sp<IFilter> halFilter = (optionalSourceFilter == NULL)
? NULL : optionalSourceFilter->getHalFilter();
return mDescrambler->removePid(pid, halFilter);
}
return Result::INVALID_STATE;
}
Result DescramblerClient::close() {
if (mTunerDescrambler != NULL) {
Status s = mTunerDescrambler->close();
mTunerDescrambler = NULL;
return ClientHelper::getServiceSpecificErrorCode(s);
}
if (mDescrambler != NULL) {
Result res = mDescrambler->close();
mDescrambler = NULL;
return res;
}
return Result::INVALID_STATE;
}
/////////////// DescramblerClient Helper Methods ///////////////////////
TunerDemuxPid DescramblerClient::getAidlDemuxPid(DemuxPid& pid) {
TunerDemuxPid aidlPid;
switch (pid.getDiscriminator()) {
case DemuxPid::hidl_discriminator::tPid:
aidlPid.set<TunerDemuxPid::tPid>((int)pid.tPid());
break;
case DemuxPid::hidl_discriminator::mmtpPid:
aidlPid.set<TunerDemuxPid::mmtpPid>((int)pid.mmtpPid());
break;
}
return aidlPid;
}
} // namespace android