239 lines
9.6 KiB
C++
239 lines
9.6 KiB
C++
/*
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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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#ifndef ART_ARTD_ARTD_H_
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#define ART_ARTD_ARTD_H_
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <csignal>
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#include <cstdint>
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#include <functional>
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#include <memory>
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#include <mutex>
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#include <optional>
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#include <string>
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#include <unordered_map>
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#include <unordered_set>
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#include <utility>
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#include <vector>
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#include "aidl/com/android/server/art/BnArtd.h"
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#include "aidl/com/android/server/art/BnArtdCancellationSignal.h"
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#include "android-base/result.h"
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#include "android-base/thread_annotations.h"
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#include "android/binder_auto_utils.h"
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#include "base/os.h"
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#include "exec_utils.h"
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#include "oat_file_assistant_context.h"
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#include "tools/cmdline_builder.h"
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#include "tools/system_properties.h"
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namespace art {
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namespace artd {
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class ArtdCancellationSignal : public aidl::com::android::server::art::BnArtdCancellationSignal {
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public:
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explicit ArtdCancellationSignal(std::function<int(pid_t, int)> kill_func)
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: kill_(std::move(kill_func)) {}
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ndk::ScopedAStatus cancel() override;
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ndk::ScopedAStatus getType(int64_t* _aidl_return) override;
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private:
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std::mutex mu_;
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// True if cancellation has been signaled.
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bool is_cancelled_ GUARDED_BY(mu_) = false;
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// The pids of currently running child processes that are bound to this signal.
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std::unordered_set<pid_t> pids_ GUARDED_BY(mu_);
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std::function<int(pid_t, int)> kill_;
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friend class Artd;
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};
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class Artd : public aidl::com::android::server::art::BnArtd {
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public:
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explicit Artd(std::unique_ptr<art::tools::SystemProperties> props =
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std::make_unique<art::tools::SystemProperties>(),
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std::unique_ptr<ExecUtils> exec_utils = std::make_unique<ExecUtils>(),
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std::function<int(pid_t, int)> kill_func = kill,
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std::function<int(int, struct stat*)> fstat_func = fstat)
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: props_(std::move(props)),
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exec_utils_(std::move(exec_utils)),
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kill_(std::move(kill_func)),
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fstat_(std::move(fstat_func)) {}
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ndk::ScopedAStatus isAlive(bool* _aidl_return) override;
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ndk::ScopedAStatus deleteArtifacts(
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const aidl::com::android::server::art::ArtifactsPath& in_artifactsPath,
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int64_t* _aidl_return) override;
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ndk::ScopedAStatus getDexoptStatus(
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const std::string& in_dexFile,
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const std::string& in_instructionSet,
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const std::optional<std::string>& in_classLoaderContext,
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aidl::com::android::server::art::GetDexoptStatusResult* _aidl_return) override;
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ndk::ScopedAStatus isProfileUsable(const aidl::com::android::server::art::ProfilePath& in_profile,
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const std::string& in_dexFile,
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bool* _aidl_return) override;
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ndk::ScopedAStatus copyAndRewriteProfile(
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const aidl::com::android::server::art::ProfilePath& in_src,
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aidl::com::android::server::art::OutputProfile* in_dst,
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const std::string& in_dexFile,
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bool* _aidl_return) override;
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ndk::ScopedAStatus commitTmpProfile(
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const aidl::com::android::server::art::ProfilePath::TmpProfilePath& in_profile) override;
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ndk::ScopedAStatus deleteProfile(
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const aidl::com::android::server::art::ProfilePath& in_profile) override;
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ndk::ScopedAStatus getProfileVisibility(
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const aidl::com::android::server::art::ProfilePath& in_profile,
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aidl::com::android::server::art::FileVisibility* _aidl_return) override;
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ndk::ScopedAStatus mergeProfiles(
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const std::vector<aidl::com::android::server::art::ProfilePath>& in_profiles,
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const std::optional<aidl::com::android::server::art::ProfilePath>& in_referenceProfile,
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aidl::com::android::server::art::OutputProfile* in_outputProfile,
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const std::vector<std::string>& in_dexFiles,
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const aidl::com::android::server::art::MergeProfileOptions& in_options,
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bool* _aidl_return) override;
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ndk::ScopedAStatus getArtifactsVisibility(
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const aidl::com::android::server::art::ArtifactsPath& in_artifactsPath,
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aidl::com::android::server::art::FileVisibility* _aidl_return) override;
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ndk::ScopedAStatus getDexFileVisibility(
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const std::string& in_dexFile,
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aidl::com::android::server::art::FileVisibility* _aidl_return) override;
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ndk::ScopedAStatus getDmFileVisibility(
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const aidl::com::android::server::art::DexMetadataPath& in_dmFile,
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aidl::com::android::server::art::FileVisibility* _aidl_return) override;
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ndk::ScopedAStatus getDexoptNeeded(
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const std::string& in_dexFile,
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const std::string& in_instructionSet,
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const std::optional<std::string>& in_classLoaderContext,
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const std::string& in_compilerFilter,
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int32_t in_dexoptTrigger,
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aidl::com::android::server::art::GetDexoptNeededResult* _aidl_return) override;
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ndk::ScopedAStatus dexopt(
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const aidl::com::android::server::art::OutputArtifacts& in_outputArtifacts,
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const std::string& in_dexFile,
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const std::string& in_instructionSet,
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const std::optional<std::string>& in_classLoaderContext,
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const std::string& in_compilerFilter,
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const std::optional<aidl::com::android::server::art::ProfilePath>& in_profile,
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const std::optional<aidl::com::android::server::art::VdexPath>& in_inputVdex,
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const std::optional<aidl::com::android::server::art::DexMetadataPath>& in_dmFile,
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aidl::com::android::server::art::PriorityClass in_priorityClass,
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const aidl::com::android::server::art::DexoptOptions& in_dexoptOptions,
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const std::shared_ptr<aidl::com::android::server::art::IArtdCancellationSignal>&
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in_cancellationSignal,
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aidl::com::android::server::art::ArtdDexoptResult* _aidl_return) override;
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ndk::ScopedAStatus createCancellationSignal(
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std::shared_ptr<aidl::com::android::server::art::IArtdCancellationSignal>* _aidl_return)
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override;
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ndk::ScopedAStatus cleanup(
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const std::vector<aidl::com::android::server::art::ProfilePath>& in_profilesToKeep,
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const std::vector<aidl::com::android::server::art::ArtifactsPath>& in_artifactsToKeep,
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const std::vector<aidl::com::android::server::art::VdexPath>& in_vdexFilesToKeep,
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int64_t* _aidl_return) override;
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ndk::ScopedAStatus isIncrementalFsPath(const std::string& in_dexFile,
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bool* _aidl_return) override;
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android::base::Result<void> Start();
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private:
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android::base::Result<OatFileAssistantContext*> GetOatFileAssistantContext()
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EXCLUDES(ofa_context_mu_);
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android::base::Result<const std::vector<std::string>*> GetBootImageLocations()
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EXCLUDES(cache_mu_);
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android::base::Result<const std::vector<std::string>*> GetBootClassPath() EXCLUDES(cache_mu_);
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bool UseJitZygote() EXCLUDES(cache_mu_);
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bool UseJitZygoteLocked() REQUIRES(cache_mu_);
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const std::string& GetUserDefinedBootImageLocations() EXCLUDES(cache_mu_);
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const std::string& GetUserDefinedBootImageLocationsLocked() REQUIRES(cache_mu_);
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bool DenyArtApexDataFiles() EXCLUDES(cache_mu_);
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bool DenyArtApexDataFilesLocked() REQUIRES(cache_mu_);
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android::base::Result<int> ExecAndReturnCode(const std::vector<std::string>& arg_vector,
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int timeout_sec,
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const ExecCallbacks& callbacks = ExecCallbacks(),
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ProcessStat* stat = nullptr) const;
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android::base::Result<std::string> GetProfman();
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android::base::Result<std::string> GetArtExec();
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bool ShouldUseDex2Oat64();
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android::base::Result<std::string> GetDex2Oat();
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bool ShouldCreateSwapFileForDexopt();
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void AddBootImageFlags(/*out*/ art::tools::CmdlineBuilder& args);
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void AddCompilerConfigFlags(const std::string& instruction_set,
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const std::string& compiler_filter,
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aidl::com::android::server::art::PriorityClass priority_class,
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const aidl::com::android::server::art::DexoptOptions& dexopt_options,
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/*out*/ art::tools::CmdlineBuilder& args);
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void AddPerfConfigFlags(aidl::com::android::server::art::PriorityClass priority_class,
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/*out*/ art::tools::CmdlineBuilder& art_exec_args,
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/*out*/ art::tools::CmdlineBuilder& args);
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android::base::Result<struct stat> Fstat(const art::File& file) const;
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std::mutex cache_mu_;
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std::optional<std::vector<std::string>> cached_boot_image_locations_ GUARDED_BY(cache_mu_);
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std::optional<std::vector<std::string>> cached_boot_class_path_ GUARDED_BY(cache_mu_);
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std::optional<bool> cached_use_jit_zygote_ GUARDED_BY(cache_mu_);
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std::optional<std::string> cached_user_defined_boot_image_locations_ GUARDED_BY(cache_mu_);
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std::optional<bool> cached_deny_art_apex_data_files_ GUARDED_BY(cache_mu_);
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std::mutex ofa_context_mu_;
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std::unique_ptr<OatFileAssistantContext> ofa_context_ GUARDED_BY(ofa_context_mu_);
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const std::unique_ptr<art::tools::SystemProperties> props_;
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const std::unique_ptr<ExecUtils> exec_utils_;
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const std::function<int(pid_t, int)> kill_;
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const std::function<int(int, struct stat*)> fstat_;
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};
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} // namespace artd
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} // namespace art
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#endif // ART_ARTD_ARTD_H_
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