| /* |
| * Copyright (C) 2021 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. |
| */ |
| |
| #include <vintf/VintfObjectRecovery.h> |
| |
| #include "VintfObjectUtils.h" |
| #include "constants-private.h" |
| |
| using std::placeholders::_1; |
| using std::placeholders::_2; |
| |
| namespace android::vintf { |
| |
| using details::Get; |
| using details::kSystemManifest; |
| using details::kSystemManifestFragmentDir; |
| |
| std::shared_ptr<VintfObjectRecovery> VintfObjectRecovery::GetInstance() { |
| static details::LockedSharedPtr<VintfObjectRecovery> sInstance{}; |
| std::unique_lock<std::mutex> lock(sInstance.mutex); |
| if (sInstance.object == nullptr) { |
| std::unique_ptr<VintfObjectRecovery> uptr = |
| VintfObjectRecovery::Builder().build<VintfObjectRecovery>(); |
| sInstance.object = std::shared_ptr<VintfObjectRecovery>(uptr.release()); |
| } |
| return sInstance.object; |
| } |
| |
| std::shared_ptr<const HalManifest> VintfObjectRecovery::getRecoveryHalManifest() { |
| return Get(__func__, &mRecoveryManifest, |
| std::bind(&VintfObjectRecovery::fetchRecoveryHalManifest, this, _1, _2)); |
| } |
| |
| // All manifests are installed under /system/etc/vintf. |
| // There may be mixed framework and device manifests under that directory. Treat them all |
| // as device manifest fragments. |
| // Priority: |
| // 1. /system/etc/vintf/manifest.xml |
| // + /system/etc/vintf/manifest/*.xml if they exist |
| status_t VintfObjectRecovery::fetchRecoveryHalManifest(HalManifest* out, std::string* error) { |
| HalManifest manifest; |
| status_t systemEtcStatus = fetchOneHalManifest(kSystemManifest, &manifest, error); |
| if (systemEtcStatus != OK && systemEtcStatus != NAME_NOT_FOUND) { |
| return systemEtcStatus; |
| } |
| // Merge |manifest| to |out| only if the main manifest is found. |
| if (systemEtcStatus == OK) { |
| *out = std::move(manifest); |
| } |
| out->setType(SchemaType::DEVICE); |
| status_t fragmentStatus = |
| addDirectoryManifests(kSystemManifestFragmentDir, out, true /* forceSchemaType */, error); |
| if (fragmentStatus != OK) { |
| return fragmentStatus; |
| } |
| return OK; |
| } |
| |
| VintfObjectRecovery::Builder::Builder() |
| : VintfObjectBuilder(std::unique_ptr<VintfObject>(new VintfObjectRecovery())) {} |
| |
| } // namespace android::vintf |