62 lines
2.6 KiB
C++
62 lines
2.6 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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*/
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#pragma once
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#include <chrono>
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#include <string>
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#include <netinet/in.h>
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#include <android-base/properties.h>
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#include <android-modules-utils/sdk_level.h>
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#include "Experiments.h"
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socklen_t sockaddrSize(const sockaddr* sa);
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socklen_t sockaddrSize(const sockaddr_storage& ss);
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// TODO: getExperimentFlagString
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// TODO: Migrate it to DnsResolverExperiments.cpp
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int getExperimentFlagInt(const std::string& flagName, int defaultValue);
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// Convert time_point to readable string format "hr:min:sec.ms".
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std::string timestampToString(const std::chrono::system_clock::time_point& ts);
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// When sdk X release branch is created, aosp's sdk version would still be X-1,
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// internal would be X. Also there might be some different setting between real devices and
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// CF. Below is the example for the sdk related properties in later R development stage. (internal
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// should be cosidered as S and aosp should be considered as R.)
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// R version is 30, rvc-dev aosp(CF) aosp(non-CF) internal
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// ro.build.version.sdk: [30] [29] [29] [30]
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// Note that, ro.product.first_api_level is device specific - so the value might be various.
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// ro.product.first_api_level: [26-30] [31] [28] [26-30]
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// ro.build.version.preview_sdk: [0] [1] [1] [1]
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inline uint64_t getApiLevel() {
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uint64_t buildVersionSdk = android::base::GetUintProperty<uint64_t>("ro.build.version.sdk", 0);
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uint64_t buildVersionPreviewSdk =
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android::base::GetUintProperty<uint64_t>("ro.build.version.preview_sdk", 0);
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uint64_t firstApiLevel =
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android::base::GetUintProperty<uint64_t>("ro.product.first_api_level", 0);
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return std::max(buildVersionSdk + !!buildVersionPreviewSdk, firstApiLevel);
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}
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inline bool isDoHEnabled() {
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static bool isAtLeastT = android::modules::sdklevel::IsAtLeastT();
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return android::net::Experiments::getInstance()->getFlag("doh", isAtLeastT ? 1 : 0);
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}
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