1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef AAPT_FLATTEN_TABLEPROTOSERIALIZER_H 18 #define AAPT_FLATTEN_TABLEPROTOSERIALIZER_H 19 20 #include "android-base/macros.h" 21 #include "google/protobuf/io/coded_stream.h" 22 #include "google/protobuf/io/zero_copy_stream_impl_lite.h" 23 24 #include "Diagnostics.h" 25 #include "ResourceTable.h" 26 #include "Source.h" 27 #include "proto/ProtoHelpers.h" 28 29 namespace aapt { 30 31 class CompiledFileOutputStream { 32 public: 33 explicit CompiledFileOutputStream( 34 google::protobuf::io::ZeroCopyOutputStream* out); 35 36 void WriteLittleEndian32(uint32_t value); 37 void WriteCompiledFile(const pb::CompiledFile* compiledFile); 38 void WriteData(const BigBuffer* buffer); 39 void WriteData(const void* data, size_t len); 40 bool HadError(); 41 42 private: 43 DISALLOW_COPY_AND_ASSIGN(CompiledFileOutputStream); 44 45 void EnsureAlignedWrite(); 46 47 google::protobuf::io::CodedOutputStream out_; 48 }; 49 50 class CompiledFileInputStream { 51 public: 52 explicit CompiledFileInputStream(const void* data, size_t size); 53 54 bool ReadLittleEndian32(uint32_t* outVal); 55 bool ReadCompiledFile(pb::CompiledFile* outVal); 56 bool ReadDataMetaData(uint64_t* outOffset, uint64_t* outLen); 57 58 private: 59 DISALLOW_COPY_AND_ASSIGN(CompiledFileInputStream); 60 61 void EnsureAlignedRead(); 62 63 google::protobuf::io::CodedInputStream in_; 64 }; 65 66 std::unique_ptr<pb::ResourceTable> SerializeTableToPb(ResourceTable* table); 67 std::unique_ptr<ResourceTable> DeserializeTableFromPb( 68 const pb::ResourceTable& pbTable, const Source& source, IDiagnostics* diag); 69 70 std::unique_ptr<pb::CompiledFile> SerializeCompiledFileToPb( 71 const ResourceFile& file); 72 std::unique_ptr<ResourceFile> DeserializeCompiledFileFromPb( 73 const pb::CompiledFile& pbFile, const Source& source, IDiagnostics* diag); 74 75 } // namespace aapt 76 77 #endif /* AAPT_FLATTEN_TABLEPROTOSERIALIZER_H */ 78