| /* |
| * Copyright (C) 2016 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 <cinttypes> |
| #include <vector> |
| |
| #include "android-base/stringprintf.h" |
| #include "androidfw/StringPiece.h" |
| |
| #include "Debug.h" |
| #include "Diagnostics.h" |
| #include "Flags.h" |
| #include "LoadedApk.h" |
| #include "format/Container.h" |
| #include "format/binary/BinaryResourceParser.h" |
| #include "format/proto/ProtoDeserialize.h" |
| #include "io/FileStream.h" |
| #include "io/ZipArchive.h" |
| #include "process/IResourceTableConsumer.h" |
| #include "text/Printer.h" |
| #include "util/Files.h" |
| |
| using ::aapt::text::Printer; |
| using ::android::StringPiece; |
| using ::android::base::StringPrintf; |
| |
| namespace aapt { |
| |
| struct DumpOptions { |
| DebugPrintTableOptions print_options; |
| |
| // The path to a file within an APK to dump. |
| Maybe<std::string> file_to_dump_path; |
| }; |
| |
| static const char* ResourceFileTypeToString(const ResourceFile::Type& type) { |
| switch (type) { |
| case ResourceFile::Type::kPng: |
| return "PNG"; |
| case ResourceFile::Type::kBinaryXml: |
| return "BINARY_XML"; |
| case ResourceFile::Type::kProtoXml: |
| return "PROTO_XML"; |
| default: |
| break; |
| } |
| return "UNKNOWN"; |
| } |
| |
| static void DumpCompiledFile(const ResourceFile& file, const Source& source, off64_t offset, |
| size_t len, Printer* printer) { |
| printer->Print("Resource: "); |
| printer->Println(file.name.to_string()); |
| |
| printer->Print("Config: "); |
| printer->Println(file.config.to_string()); |
| |
| printer->Print("Source: "); |
| printer->Println(file.source.to_string()); |
| |
| printer->Print("Type: "); |
| printer->Println(ResourceFileTypeToString(file.type)); |
| |
| printer->Println(StringPrintf("Data: offset=%" PRIi64 " length=%zd", offset, len)); |
| } |
| |
| static bool DumpXmlFile(IAaptContext* context, io::IFile* file, bool proto, |
| text::Printer* printer) { |
| std::unique_ptr<xml::XmlResource> doc; |
| if (proto) { |
| std::unique_ptr<io::InputStream> in = file->OpenInputStream(); |
| if (in == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage() << "failed to open file"); |
| return false; |
| } |
| |
| io::ZeroCopyInputAdaptor adaptor(in.get()); |
| pb::XmlNode pb_node; |
| if (!pb_node.ParseFromZeroCopyStream(&adaptor)) { |
| context->GetDiagnostics()->Error(DiagMessage() << "failed to parse file as proto XML"); |
| return false; |
| } |
| |
| std::string err; |
| doc = DeserializeXmlResourceFromPb(pb_node, &err); |
| if (doc == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage() << "failed to deserialize proto XML"); |
| return false; |
| } |
| printer->Println("Proto XML"); |
| } else { |
| std::unique_ptr<io::IData> data = file->OpenAsData(); |
| if (data == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage() << "failed to open file"); |
| return false; |
| } |
| |
| std::string err; |
| doc = xml::Inflate(data->data(), data->size(), &err); |
| if (doc == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage() << "failed to parse file as binary XML"); |
| return false; |
| } |
| printer->Println("Binary XML"); |
| } |
| |
| Debug::DumpXml(*doc, printer); |
| return true; |
| } |
| |
| static bool TryDumpFile(IAaptContext* context, const std::string& file_path, |
| const DumpOptions& options) { |
| // Use a smaller buffer so that there is less latency for dumping to stdout. |
| constexpr size_t kStdOutBufferSize = 1024u; |
| io::FileOutputStream fout(STDOUT_FILENO, kStdOutBufferSize); |
| Printer printer(&fout); |
| |
| std::string err; |
| std::unique_ptr<io::ZipFileCollection> zip = io::ZipFileCollection::Create(file_path, &err); |
| if (zip) { |
| ResourceTable table; |
| bool proto = false; |
| if (io::IFile* file = zip->FindFile("resources.pb")) { |
| proto = true; |
| |
| std::unique_ptr<io::IData> data = file->OpenAsData(); |
| if (data == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) << "failed to open resources.pb"); |
| return false; |
| } |
| |
| pb::ResourceTable pb_table; |
| if (!pb_table.ParseFromArray(data->data(), data->size())) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) << "invalid resources.pb"); |
| return false; |
| } |
| |
| if (!DeserializeTableFromPb(pb_table, zip.get(), &table, &err)) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "failed to parse table: " << err); |
| return false; |
| } |
| } else if (io::IFile* file = zip->FindFile("resources.arsc")) { |
| std::unique_ptr<io::IData> data = file->OpenAsData(); |
| if (!data) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) << "failed to open resources.arsc"); |
| return false; |
| } |
| |
| BinaryResourceParser parser(context->GetDiagnostics(), &table, Source(file_path), |
| data->data(), data->size()); |
| if (!parser.Parse()) { |
| return false; |
| } |
| } |
| |
| if (!options.file_to_dump_path) { |
| if (proto) { |
| printer.Println("Proto APK"); |
| } else { |
| printer.Println("Binary APK"); |
| } |
| Debug::PrintTable(table, options.print_options, &printer); |
| return true; |
| } |
| |
| io::IFile* file = zip->FindFile(options.file_to_dump_path.value()); |
| if (file == nullptr) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "file '" << options.file_to_dump_path.value() |
| << "' not found in APK"); |
| return false; |
| } |
| return DumpXmlFile(context, file, proto, &printer); |
| } |
| |
| err.clear(); |
| |
| io::FileInputStream input(file_path); |
| if (input.HadError()) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "failed to open file: " << input.GetError()); |
| return false; |
| } |
| |
| // Try as a compiled file. |
| ContainerReader reader(&input); |
| if (reader.HadError()) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "failed to read container: " << reader.GetError()); |
| return false; |
| } |
| |
| printer.Println("AAPT2 Container (APC)"); |
| ContainerReaderEntry* entry; |
| while ((entry = reader.Next()) != nullptr) { |
| if (entry->Type() == ContainerEntryType::kResTable) { |
| printer.Println("kResTable"); |
| |
| pb::ResourceTable pb_table; |
| if (!entry->GetResTable(&pb_table)) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "failed to parse proto table: " << entry->GetError()); |
| continue; |
| } |
| |
| ResourceTable table; |
| err.clear(); |
| if (!DeserializeTableFromPb(pb_table, nullptr /*files*/, &table, &err)) { |
| context->GetDiagnostics()->Error(DiagMessage(file_path) |
| << "failed to parse table: " << err); |
| continue; |
| } |
| |
| printer.Indent(); |
| Debug::PrintTable(table, options.print_options, &printer); |
| printer.Undent(); |
| } else if (entry->Type() == ContainerEntryType::kResFile) { |
| printer.Println("kResFile"); |
| pb::internal::CompiledFile pb_compiled_file; |
| off64_t offset; |
| size_t length; |
| if (!entry->GetResFileOffsets(&pb_compiled_file, &offset, &length)) { |
| context->GetDiagnostics()->Error( |
| DiagMessage(file_path) << "failed to parse compiled proto file: " << entry->GetError()); |
| continue; |
| } |
| |
| ResourceFile file; |
| std::string error; |
| if (!DeserializeCompiledFileFromPb(pb_compiled_file, &file, &error)) { |
| context->GetDiagnostics()->Warn(DiagMessage(file_path) |
| << "failed to parse compiled file: " << error); |
| continue; |
| } |
| |
| printer.Indent(); |
| DumpCompiledFile(file, Source(file_path), offset, length, &printer); |
| printer.Undent(); |
| } |
| } |
| return true; |
| } |
| |
| static bool DumpPackageName(IAaptContext* context, const std::string& file_path) { |
| auto loaded_apk = LoadedApk::LoadApkFromPath(file_path, context->GetDiagnostics()); |
| if (!loaded_apk) { |
| return false; |
| } |
| |
| constexpr size_t kStdOutBufferSize = 1024u; |
| io::FileOutputStream fout(STDOUT_FILENO, kStdOutBufferSize); |
| Printer printer(&fout); |
| |
| xml::Element* manifest_el = loaded_apk->GetManifest()->root.get(); |
| if (!manifest_el) { |
| context->GetDiagnostics()->Error(DiagMessage() << "No AndroidManifest."); |
| return false; |
| } |
| |
| xml::Attribute* attr = manifest_el->FindAttribute({}, "package"); |
| if (!attr) { |
| context->GetDiagnostics()->Error(DiagMessage() << "No package name."); |
| return false; |
| } |
| printer.Println(StringPrintf("%s", attr->value.c_str())); |
| |
| return true; |
| } |
| |
| namespace { |
| |
| class DumpContext : public IAaptContext { |
| public: |
| PackageType GetPackageType() override { |
| // Doesn't matter. |
| return PackageType::kApp; |
| } |
| |
| IDiagnostics* GetDiagnostics() override { |
| return &diagnostics_; |
| } |
| |
| NameMangler* GetNameMangler() override { |
| UNIMPLEMENTED(FATAL); |
| return nullptr; |
| } |
| |
| const std::string& GetCompilationPackage() override { |
| static std::string empty; |
| return empty; |
| } |
| |
| uint8_t GetPackageId() override { |
| return 0; |
| } |
| |
| SymbolTable* GetExternalSymbols() override { |
| UNIMPLEMENTED(FATAL); |
| return nullptr; |
| } |
| |
| bool IsVerbose() override { |
| return verbose_; |
| } |
| |
| void SetVerbose(bool val) { |
| verbose_ = val; |
| } |
| |
| int GetMinSdkVersion() override { |
| return 0; |
| } |
| |
| private: |
| StdErrDiagnostics diagnostics_; |
| bool verbose_ = false; |
| }; |
| |
| } // namespace |
| |
| // Entry point for dump command. |
| int Dump(const std::vector<StringPiece>& args) { |
| bool verbose = false; |
| bool no_values = false; |
| DumpOptions options; |
| Flags flags = Flags() |
| .OptionalSwitch("--no-values", |
| "Suppresses output of values when displaying resource tables.", |
| &no_values) |
| .OptionalFlag("--file", "Dumps the specified file from the APK passed as arg.", |
| &options.file_to_dump_path) |
| .OptionalSwitch("-v", "increase verbosity of output", &verbose); |
| if (!flags.Parse("aapt2 dump", args, &std::cerr)) { |
| return 1; |
| } |
| |
| DumpContext context; |
| context.SetVerbose(verbose); |
| |
| auto parsedArgs = flags.GetArgs(); |
| if (parsedArgs.size() > 1 && parsedArgs[0] == "packagename") { |
| parsedArgs.erase(parsedArgs.begin()); |
| for (const std::string& arg : parsedArgs) { |
| if (!DumpPackageName(&context, arg)) { |
| return 1; |
| } |
| } |
| return 0; |
| } |
| |
| options.print_options.show_sources = true; |
| options.print_options.show_values = !no_values; |
| for (const std::string& arg : parsedArgs) { |
| if (!TryDumpFile(&context, arg, options)) { |
| return 1; |
| } |
| } |
| return 0; |
| } |
| |
| } // namespace aapt |