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/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_ARTD_PATH_UTILS_H_
#define ART_ARTD_PATH_UTILS_H_
#include <string>
#include <type_traits>
#include <vector>
#include "aidl/com/android/server/art/BnArtd.h"
#include "android-base/logging.h"
#include "android-base/result.h"
#include "base/macros.h"
namespace art {
namespace artd {
struct RawArtifactsPath {
std::string oat_path;
std::string vdex_path;
std::string art_path;
};
android::base::Result<std::string> GetAndroidDataOrError();
android::base::Result<std::string> GetAndroidExpandOrError();
android::base::Result<std::string> GetArtRootOrError();
// Returns all existing files that are managed by artd.
std::vector<std::string> ListManagedFiles(const std::string& android_data,
const std::string& android_expand);
std::vector<std::string> ListRuntimeArtifactsFiles(
const std::string& android_data,
const std::string& android_expand,
const aidl::com::android::server::art::RuntimeArtifactsPath& runtime_artifacts_path);
android::base::Result<void> ValidateRuntimeArtifactsPath(
const aidl::com::android::server::art::RuntimeArtifactsPath& runtime_artifacts_path);
android::base::Result<std::string> BuildArtBinPath(const std::string& binary_name);
// Returns the absolute paths to files built from the `ArtifactsPath`.
android::base::Result<RawArtifactsPath> BuildArtifactsPath(
const aidl::com::android::server::art::ArtifactsPath& artifacts_path);
android::base::Result<std::string> BuildPrimaryRefProfilePath(
const aidl::com::android::server::art::ProfilePath::PrimaryRefProfilePath&
primary_ref_profile_path);
android::base::Result<std::string> BuildPrebuiltProfilePath(
const aidl::com::android::server::art::ProfilePath::PrebuiltProfilePath& prebuilt_profile_path);
android::base::Result<std::string> BuildPrimaryCurProfilePath(
const aidl::com::android::server::art::ProfilePath::PrimaryCurProfilePath&
primary_cur_profile_path);
android::base::Result<std::string> BuildSecondaryRefProfilePath(
const aidl::com::android::server::art::ProfilePath::SecondaryRefProfilePath&
secondary_ref_profile_path);
android::base::Result<std::string> BuildSecondaryCurProfilePath(
const aidl::com::android::server::art::ProfilePath::SecondaryCurProfilePath&
secondary_cur_profile_path);
android::base::Result<std::string> BuildFinalProfilePath(
const aidl::com::android::server::art::ProfilePath::TmpProfilePath& tmp_profile_path);
android::base::Result<std::string> BuildTmpProfilePath(
const aidl::com::android::server::art::ProfilePath::TmpProfilePath& tmp_profile_path);
android::base::Result<std::string> BuildDexMetadataPath(
const aidl::com::android::server::art::DexMetadataPath& dex_metadata_path);
android::base::Result<std::string> BuildProfileOrDmPath(
const aidl::com::android::server::art::ProfilePath& profile_path);
android::base::Result<std::string> BuildVdexPath(
const aidl::com::android::server::art::VdexPath& vdex_path);
// Takes an argument of type `WritableProfilePath`. Returns the pre-reboot flag by value if the
// argument is const, or by reference otherwise.
template <typename T,
typename = std::enable_if_t<
std::is_same_v<std::remove_cv_t<T>,
aidl::com::android::server::art::ProfilePath::WritableProfilePath>>>
std::conditional_t<std::is_const_v<T>, bool, bool&> PreRebootFlag(T& profile_path) {
switch (profile_path.getTag()) {
case T::forPrimary:
return profile_path.template get<T::forPrimary>().isPreReboot;
case T::forSecondary:
return profile_path.template get<T::forSecondary>().isPreReboot;
// No default. All cases should be explicitly handled, or the compilation will fail.
}
// This should never happen. Just in case we get a non-enumerator value.
LOG(FATAL) << ART_FORMAT("Unexpected writable profile path type {}",
fmt::underlying(profile_path.getTag()));
}
template bool PreRebootFlag(
const aidl::com::android::server::art::ProfilePath::WritableProfilePath& profile_path);
template bool& PreRebootFlag(
aidl::com::android::server::art::ProfilePath::WritableProfilePath& profile_path);
bool PreRebootFlag(const aidl::com::android::server::art::ProfilePath& profile_path);
bool PreRebootFlag(
const aidl::com::android::server::art::ProfilePath::TmpProfilePath& tmp_profile_path);
bool PreRebootFlag(const aidl::com::android::server::art::OutputProfile& profile);
bool PreRebootFlag(const aidl::com::android::server::art::ArtifactsPath& artifacts_path);
bool PreRebootFlag(const aidl::com::android::server::art::OutputArtifacts& artifacts);
bool PreRebootFlag(const aidl::com::android::server::art::VdexPath& vdex_path);
// Sets the root dir for `ListManagedFiles` and `ListRuntimeImageFiles`.
// The passed string must be alive until the test ends.
// For testing use only.
void TestOnlySetListRootDir(std::string_view root_dir);
} // namespace artd
} // namespace art
#endif // ART_ARTD_PATH_UTILS_H_
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