| /* |
| * Copyright (C) 2018 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 TOOLS_AAPT2_OPTIMIZE_OBFUSCATOR_H_ |
| #define TOOLS_AAPT2_OPTIMIZE_OBFUSCATOR_H_ |
| |
| #include <set> |
| #include <string> |
| |
| #include "ResourceMetadata.pb.h" |
| #include "ResourceTable.h" |
| #include "android-base/function_ref.h" |
| #include "android-base/macros.h" |
| #include "cmd/Optimize.h" |
| #include "format/binary/TableFlattener.h" |
| #include "process/IResourceTableConsumer.h" |
| |
| namespace aapt { |
| |
| class ResourceTable; |
| |
| // Maps resources in the apk to shortened paths. |
| class Obfuscator : public IResourceTableConsumer { |
| public: |
| explicit Obfuscator(OptimizeOptions& optimizeOptions); |
| |
| bool Consume(IAaptContext* context, ResourceTable* table) override; |
| |
| bool WriteObfuscationMap(const std::string& file_path) const; |
| |
| bool IsEnabled() const; |
| |
| enum class Result { Obfuscated, Keep_ExemptionList, Keep_Overlayable }; |
| |
| // hardcoded string uses characters which make it an invalid resource name |
| static constexpr char kObfuscatedResourceName[] = "0_resource_name_obfuscated"; |
| |
| static void ObfuscateResourceName( |
| const bool collapse_key_stringpool, const std::set<ResourceName>& name_collapse_exemptions, |
| const ResourceNamedType& type_name, const ResourceTableEntryView& entry, |
| const android::base::function_ref<void(Result, const ResourceName&)> onObfuscate); |
| |
| private: |
| TableFlattenerOptions& options_; |
| const bool shorten_resource_paths_; |
| const bool collapse_key_stringpool_; |
| DISALLOW_COPY_AND_ASSIGN(Obfuscator); |
| }; |
| |
| } // namespace aapt |
| |
| #endif // TOOLS_AAPT2_OPTIMIZE_OBFUSCATOR_H_ |