audio: import aidl hal
* hardware/interfaces/audio/aidl/default/ at android-16.0.0_r1.
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Konsta
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/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <algorithm>
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#include <cstddef>
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#define LOG_TAG "AHAL_HapticGeneratorSw"
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#include <android-base/logging.h>
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#include <fmq/AidlMessageQueue.h>
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#include <system/audio_effects/effect_uuid.h>
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#include "HapticGeneratorSw.h"
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using aidl::android::hardware::audio::effect::Descriptor;
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using aidl::android::hardware::audio::effect::getEffectImplUuidHapticGeneratorSw;
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using aidl::android::hardware::audio::effect::getEffectTypeUuidHapticGenerator;
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using aidl::android::hardware::audio::effect::HapticGeneratorSw;
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using aidl::android::hardware::audio::effect::IEffect;
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using aidl::android::hardware::audio::effect::State;
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using aidl::android::media::audio::common::AudioUuid;
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extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
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std::shared_ptr<IEffect>* instanceSpp) {
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if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidHapticGeneratorSw()) {
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LOG(ERROR) << __func__ << "uuid not supported";
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return EX_ILLEGAL_ARGUMENT;
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}
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if (instanceSpp) {
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*instanceSpp = ndk::SharedRefBase::make<HapticGeneratorSw>();
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LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
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return EX_NONE;
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} else {
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LOG(ERROR) << __func__ << " invalid input parameter!";
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return EX_ILLEGAL_ARGUMENT;
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}
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}
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extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
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if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidHapticGeneratorSw()) {
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LOG(ERROR) << __func__ << "uuid not supported";
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return EX_ILLEGAL_ARGUMENT;
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}
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*_aidl_return = HapticGeneratorSw::kDescriptor;
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return EX_NONE;
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}
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namespace aidl::android::hardware::audio::effect {
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const std::string HapticGeneratorSw::kEffectName = "HapticGeneratorSw";
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/* Effect descriptor */
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const Descriptor HapticGeneratorSw::kDescriptor = {
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.common = {.id = {.type = getEffectTypeUuidHapticGenerator(),
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.uuid = getEffectImplUuidHapticGeneratorSw(),
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.proxy = std::nullopt},
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.flags = {.type = Flags::Type::INSERT,
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.insert = Flags::Insert::FIRST,
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.volume = Flags::Volume::CTRL},
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.name = HapticGeneratorSw::kEffectName,
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.implementor = "The Android Open Source Project"}};
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ndk::ScopedAStatus HapticGeneratorSw::getDescriptor(Descriptor* _aidl_return) {
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LOG(DEBUG) << __func__ << kDescriptor.toString();
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*_aidl_return = kDescriptor;
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus HapticGeneratorSw::setParameterSpecific(const Parameter::Specific& specific) {
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RETURN_IF(Parameter::Specific::hapticGenerator != specific.getTag(), EX_ILLEGAL_ARGUMENT,
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"EffectNotSupported");
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RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
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auto& hgParam = specific.get<Parameter::Specific::hapticGenerator>();
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auto tag = hgParam.getTag();
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switch (tag) {
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case HapticGenerator::hapticScales: {
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RETURN_IF(mContext->setHgHapticScales(hgParam.get<HapticGenerator::hapticScales>()) !=
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RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "HapticScaleNotSupported");
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return ndk::ScopedAStatus::ok();
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}
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case HapticGenerator::vibratorInfo: {
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RETURN_IF(mContext->setHgVibratorInformation(
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hgParam.get<HapticGenerator::vibratorInfo>()) != RetCode::SUCCESS,
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EX_ILLEGAL_ARGUMENT, "VibratorInfoNotSupported");
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return ndk::ScopedAStatus::ok();
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}
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default: {
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LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
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return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
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EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
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}
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}
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}
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ndk::ScopedAStatus HapticGeneratorSw::getParameterSpecific(const Parameter::Id& id,
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Parameter::Specific* specific) {
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auto tag = id.getTag();
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RETURN_IF(Parameter::Id::hapticGeneratorTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
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auto hgId = id.get<Parameter::Id::hapticGeneratorTag>();
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auto hgIdTag = hgId.getTag();
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switch (hgIdTag) {
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case HapticGenerator::Id::commonTag:
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return getParameterHapticGenerator(hgId.get<HapticGenerator::Id::commonTag>(),
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specific);
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default:
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LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
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return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
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EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
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}
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}
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ndk::ScopedAStatus HapticGeneratorSw::getParameterHapticGenerator(const HapticGenerator::Tag& tag,
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Parameter::Specific* specific) {
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RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
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HapticGenerator hgParam;
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switch (tag) {
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case HapticGenerator::hapticScales: {
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hgParam.set<HapticGenerator::hapticScales>(mContext->getHgHapticScales());
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break;
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}
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case HapticGenerator::vibratorInfo: {
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hgParam.set<HapticGenerator::vibratorInfo>(mContext->getHgVibratorInformation());
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break;
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}
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default: {
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LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
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return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
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EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
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}
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}
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specific->set<Parameter::Specific::hapticGenerator>(hgParam);
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return ndk::ScopedAStatus::ok();
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}
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std::shared_ptr<EffectContext> HapticGeneratorSw::createContext(const Parameter::Common& common) {
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if (mContext) {
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LOG(DEBUG) << __func__ << " context already exist";
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} else {
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mContext = std::make_shared<HapticGeneratorSwContext>(1 /* statusFmqDepth */, common);
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}
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return mContext;
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}
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RetCode HapticGeneratorSw::releaseContext() {
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if (mContext) {
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mContext.reset();
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}
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return RetCode::SUCCESS;
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}
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// Processing method running in EffectWorker thread.
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IEffect::Status HapticGeneratorSw::effectProcessImpl(float* in, float* out, int samples) {
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// TODO: get data buffer and process.
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LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
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for (int i = 0; i < samples; i++) {
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*out++ = *in++;
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}
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return {STATUS_OK, samples, samples};
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}
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RetCode HapticGeneratorSwContext::setHgHapticScales(
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const std::vector<HapticGenerator::HapticScale>& hapticScales) {
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// Assume any audio track ID is valid
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for (auto& it : hapticScales) {
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mHapticScales[it.id] = it;
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}
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return RetCode::SUCCESS;
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}
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std::vector<HapticGenerator::HapticScale> HapticGeneratorSwContext::getHgHapticScales() const {
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std::vector<HapticGenerator::HapticScale> result;
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std::transform(mHapticScales.begin(), mHapticScales.end(), std::back_inserter(result),
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[](auto& scaleIt) { return scaleIt.second; });
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return result;
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}
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} // namespace aidl::android::hardware::audio::effect
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