54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
/*
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* Copyright (C) 2019 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 <memory>
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#include <string_view>
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#include <health/utils.h>
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#include <health2impl/Health.h>
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using ::android::sp;
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using ::android::hardware::health::InitHealthdConfig;
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using ::android::hardware::health::V2_1::IHealth;
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using ::android::hardware::health::V2_1::implementation::Health;
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using namespace std::literals;
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// Passthrough implementation of the health service. Use default configuration.
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// It does not invoke callbacks unless update() is called explicitly. No
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// background thread is spawned to handle callbacks.
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//
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// The passthrough implementation is only allowed in recovery mode, charger, and
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// opened by the hwbinder service.
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// If Android is booted normally, the hwbinder service is used instead.
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//
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// This implementation only implements the "default" instance. It rejects
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// other instance names.
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// Note that the Android framework only reads values from the "default"
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// health HAL 2.1 instance.
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extern "C" IHealth* HIDL_FETCH_IHealth(const char* instance) {
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if (instance != "default"sv) {
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return nullptr;
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}
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auto config = std::make_unique<healthd_config>();
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InitHealthdConfig(config.get());
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// This implementation uses default config. If you want to customize it
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// (e.g. with healthd_board_init), do it here.
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return new Health(std::move(config));
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}
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