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153 lines
7.0 KiB
153 lines
7.0 KiB
4 months ago
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/*
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* Copyright (C) 2016 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 DEXOPT_H_
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#define DEXOPT_H_
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#include "installd_constants.h"
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#include <sys/types.h>
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#include <optional>
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#include <cutils/multiuser.h>
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namespace android {
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namespace installd {
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/* dexopt needed flags matching those in dalvik.system.DexFile */
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static constexpr int NO_DEXOPT_NEEDED = 0;
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static constexpr int DEX2OAT_FROM_SCRATCH = 1;
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static constexpr int DEX2OAT_FOR_BOOT_IMAGE = 2;
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static constexpr int DEX2OAT_FOR_FILTER = 3;
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#define ANDROID_ART_APEX_BIN "/apex/com.android.art/bin"
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// Location of binaries in the Android Runtime APEX.
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static constexpr const char* kDex2oat32Path = ANDROID_ART_APEX_BIN "/dex2oat32";
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static constexpr const char* kDex2oat64Path = ANDROID_ART_APEX_BIN "/dex2oat64";
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static constexpr const char* kDex2oatDebug32Path = ANDROID_ART_APEX_BIN "/dex2oatd32";
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static constexpr const char* kDex2oatDebug64Path = ANDROID_ART_APEX_BIN "/dex2oatd64";
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static constexpr const char* kProfmanPath = ANDROID_ART_APEX_BIN "/profman";
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static constexpr const char* kProfmanDebugPath = ANDROID_ART_APEX_BIN "/profmand";
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static constexpr const char* kDexoptanalyzerPath = ANDROID_ART_APEX_BIN "/dexoptanalyzer";
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static constexpr const char* kDexoptanalyzerDebugPath = ANDROID_ART_APEX_BIN "/dexoptanalyzerd";
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#undef ANDROID_ART_APEX_BIN
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// Clear the reference profile identified by the given profile name.
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bool clear_primary_reference_profile(const std::string& pkgname, const std::string& profile_name);
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// Clear the current profile identified by the given profile name (for single user).
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bool clear_primary_current_profile(const std::string& pkgname, const std::string& profile_name,
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userid_t user);
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// Clear all current profiles identified by the given profile name (all users).
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bool clear_primary_current_profiles(const std::string& pkgname, const std::string& profile_name);
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// Decides if profile guided compilation is needed or not based on existing profiles.
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// The analysis is done for a single profile name (which corresponds to a single code path).
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//
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// Returns PROFILES_ANALYSIS_OPTIMIZE if there is enough information in the current profiles
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// that makes it worth to recompile the package.
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// If the return value is PROFILES_ANALYSIS_OPTIMIZE all the current profiles would have been
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// merged into the reference profiles accessible with open_reference_profile().
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//
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// Return PROFILES_ANALYSIS_DONT_OPTIMIZE_SMALL_DELTA if the package should not optimize.
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// As a special case returns PROFILES_ANALYSIS_DONT_OPTIMIZE_EMPTY_PROFILES if all profiles are
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// empty.
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int analyze_primary_profiles(uid_t uid,
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const std::string& pkgname,
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const std::string& profile_name);
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// Create a snapshot of the profile information for the given package profile.
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// If appId is -1, the method creates the profile snapshot for the boot image.
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//
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// The profile snapshot is the aggregation of all existing profiles (all current user
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// profiles & the reference profile) and is meant to capture the all the profile information
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// without performing a merge into the reference profile which might impact future dex2oat
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// compilations.
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// The snapshot is created next to the reference profile of the package and the
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// ownership is assigned to AID_SYSTEM.
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// The snapshot location is reference_profile_location.snapshot. If a snapshot is already
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// there, it will be truncated and overwritten.
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//
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// The classpath acts as filter: only profiling data belonging to elements of the classpath
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// will end up in the snapshot.
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bool create_profile_snapshot(int32_t app_id,
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const std::string& package,
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const std::string& profile_name,
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const std::string& classpath);
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bool dump_profiles(int32_t uid,
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const std::string& pkgname,
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const std::string& profile_name,
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const std::string& code_path);
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bool copy_system_profile(const std::string& system_profile,
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uid_t packageUid,
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const std::string& pkgname,
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const std::string& profile_name);
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// Prepare the app profile for the given code path:
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// - create the current profile using profile_name
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// - merge the profile from the dex metadata file (if present) into
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// the reference profile.
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bool prepare_app_profile(const std::string& package_name,
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userid_t user_id,
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appid_t app_id,
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const std::string& profile_name,
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const std::string& code_path,
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const std::optional<std::string>& dex_metadata);
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// Returns the total bytes that were freed, or -1 in case of errors.
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int64_t delete_odex(const char* apk_path, const char* instruction_set, const char* output_path);
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bool reconcile_secondary_dex_file(const std::string& dex_path,
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const std::string& pkgname, int uid, const std::vector<std::string>& isas,
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const std::optional<std::string>& volumeUuid, int storage_flag,
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/*out*/bool* out_secondary_dex_exists);
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bool hash_secondary_dex_file(const std::string& dex_path,
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const std::string& pkgname, int uid, const std::optional<std::string>& volume_uuid,
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int storage_flag, std::vector<uint8_t>* out_secondary_dex_hash);
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int dexopt(const char *apk_path, uid_t uid, const char *pkgName, const char *instruction_set,
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int dexopt_needed, const char* oat_dir, int dexopt_flags, const char* compiler_filter,
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const char* volume_uuid, const char* class_loader_context, const char* se_info,
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bool downgrade, int target_sdk_version, const char* profile_name,
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const char* dexMetadataPath, const char* compilation_reason, std::string* error_msg);
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bool calculate_oat_file_path_default(char path[PKG_PATH_MAX], const char *oat_dir,
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const char *apk_path, const char *instruction_set);
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bool calculate_odex_file_path_default(char path[PKG_PATH_MAX], const char *apk_path,
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const char *instruction_set);
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bool create_cache_path_default(char path[PKG_PATH_MAX], const char *src,
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const char *instruction_set);
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bool move_ab(const char* apk_path, const char* instruction_set, const char* output_path);
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const char* select_execution_binary(
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const char* binary,
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const char* debug_binary,
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bool background_job_compile,
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bool is_debug_runtime,
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bool is_release,
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bool is_debuggable_build);
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} // namespace installd
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} // namespace android
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#endif // DEXOPT_H_
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