10b57cec5SDimitry Andric //===-- WindowsResourceDumper.cpp - Windows Resource printer --------------===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric // 90b57cec5SDimitry Andric // This file implements the Windows resource (.res) dumper for llvm-readobj. 100b57cec5SDimitry Andric // 110b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric #include "WindowsResourceDumper.h" 140b57cec5SDimitry Andric #include "llvm/Object/WindowsResource.h" 150b57cec5SDimitry Andric #include "llvm/Support/ConvertUTF.h" 160b57cec5SDimitry Andric #include "llvm/Support/ScopedPrinter.h" 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric namespace llvm { 190b57cec5SDimitry Andric namespace object { 200b57cec5SDimitry Andric namespace WindowsRes { 210b57cec5SDimitry Andric 220b57cec5SDimitry Andric std::string stripUTF16(const ArrayRef<UTF16> &UTF16Str) { 230b57cec5SDimitry Andric std::string Result; 240b57cec5SDimitry Andric Result.reserve(UTF16Str.size()); 250b57cec5SDimitry Andric 260b57cec5SDimitry Andric for (UTF16 Ch : UTF16Str) { 270b57cec5SDimitry Andric // UTF16Str will have swapped byte order in case of big-endian machines. 280b57cec5SDimitry Andric // Swap it back in such a case. 29*5f757f3fSDimitry Andric uint16_t ChValue = support::endian::byte_swap(Ch, llvm::endianness::little); 300b57cec5SDimitry Andric if (ChValue <= 0xFF) 310b57cec5SDimitry Andric Result += ChValue; 320b57cec5SDimitry Andric else 330b57cec5SDimitry Andric Result += '?'; 340b57cec5SDimitry Andric } 350b57cec5SDimitry Andric return Result; 360b57cec5SDimitry Andric } 370b57cec5SDimitry Andric 380b57cec5SDimitry Andric Error Dumper::printData() { 390b57cec5SDimitry Andric auto EntryPtrOrErr = WinRes->getHeadEntry(); 400b57cec5SDimitry Andric if (!EntryPtrOrErr) 410b57cec5SDimitry Andric return EntryPtrOrErr.takeError(); 420b57cec5SDimitry Andric auto EntryPtr = *EntryPtrOrErr; 430b57cec5SDimitry Andric 440b57cec5SDimitry Andric bool IsEnd = false; 450b57cec5SDimitry Andric while (!IsEnd) { 460b57cec5SDimitry Andric printEntry(EntryPtr); 470b57cec5SDimitry Andric 480b57cec5SDimitry Andric if (auto Err = EntryPtr.moveNext(IsEnd)) 490b57cec5SDimitry Andric return Err; 500b57cec5SDimitry Andric } 510b57cec5SDimitry Andric return Error::success(); 520b57cec5SDimitry Andric } 530b57cec5SDimitry Andric 540b57cec5SDimitry Andric void Dumper::printEntry(const ResourceEntryRef &Ref) { 550b57cec5SDimitry Andric if (Ref.checkTypeString()) { 560b57cec5SDimitry Andric auto NarrowStr = stripUTF16(Ref.getTypeString()); 570b57cec5SDimitry Andric SW.printString("Resource type (string)", NarrowStr); 588bcb0991SDimitry Andric } else { 598bcb0991SDimitry Andric SmallString<20> IDStr; 608bcb0991SDimitry Andric raw_svector_ostream OS(IDStr); 618bcb0991SDimitry Andric printResourceTypeName(Ref.getTypeID(), OS); 628bcb0991SDimitry Andric SW.printString("Resource type (int)", IDStr); 638bcb0991SDimitry Andric } 640b57cec5SDimitry Andric 650b57cec5SDimitry Andric if (Ref.checkNameString()) { 660b57cec5SDimitry Andric auto NarrowStr = stripUTF16(Ref.getNameString()); 670b57cec5SDimitry Andric SW.printString("Resource name (string)", NarrowStr); 680b57cec5SDimitry Andric } else 690b57cec5SDimitry Andric SW.printNumber("Resource name (int)", Ref.getNameID()); 700b57cec5SDimitry Andric 710b57cec5SDimitry Andric SW.printNumber("Data version", Ref.getDataVersion()); 720b57cec5SDimitry Andric SW.printHex("Memory flags", Ref.getMemoryFlags()); 730b57cec5SDimitry Andric SW.printNumber("Language ID", Ref.getLanguage()); 740b57cec5SDimitry Andric SW.printNumber("Version (major)", Ref.getMajorVersion()); 750b57cec5SDimitry Andric SW.printNumber("Version (minor)", Ref.getMinorVersion()); 760b57cec5SDimitry Andric SW.printNumber("Characteristics", Ref.getCharacteristics()); 770b57cec5SDimitry Andric SW.printNumber("Data size", (uint64_t)Ref.getData().size()); 780b57cec5SDimitry Andric SW.printBinary("Data:", Ref.getData()); 790b57cec5SDimitry Andric SW.startLine() << "\n"; 800b57cec5SDimitry Andric } 810b57cec5SDimitry Andric 820b57cec5SDimitry Andric } // namespace WindowsRes 830b57cec5SDimitry Andric } // namespace object 840b57cec5SDimitry Andric } // namespace llvm 85