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//===-- WindowsResourceDumper.cpp - Windows Resource printer --------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the Windows resource (.res) dumper for llvm-readobj.
//
//===----------------------------------------------------------------------===//
#include "WindowsResourceDumper.h"
#include "Error.h"
#include "llvm/Object/WindowsResource.h"
#include "llvm/Support/ConvertUTF.h"
#include "llvm/Support/ScopedPrinter.h"
namespace llvm {
namespace object {
namespace WindowsRes {
std::string stripUTF16(const ArrayRef<UTF16> &UTF16Str) {
std::string Result;
Result.reserve(UTF16Str.size());
for (UTF16 Ch : UTF16Str) {
// UTF16Str will have swapped byte order in case of big-endian machines.
// Swap it back in such a case.
uint16_t ChValue = support::endian::byte_swap(Ch, support::little);
if (ChValue <= 0xFF)
Result += ChValue;
else
Result += '?';
}
return Result;
}
Error Dumper::printData() {
auto EntryPtrOrErr = WinRes->getHeadEntry();
if (!EntryPtrOrErr)
return EntryPtrOrErr.takeError();
auto EntryPtr = *EntryPtrOrErr;
bool IsEnd = false;
while (!IsEnd) {
printEntry(EntryPtr);
if (auto Err = EntryPtr.moveNext(IsEnd))
return Err;
}
return Error::success();
}
void Dumper::printEntry(const ResourceEntryRef &Ref) {
if (Ref.checkTypeString()) {
auto NarrowStr = stripUTF16(Ref.getTypeString());
SW.printString("Resource type (string)", NarrowStr);
} else
SW.printNumber("Resource type (int)", Ref.getTypeID());
if (Ref.checkNameString()) {
auto NarrowStr = stripUTF16(Ref.getNameString());
SW.printString("Resource name (string)", NarrowStr);
} else
SW.printNumber("Resource name (int)", Ref.getNameID());
SW.printNumber("Data version", Ref.getDataVersion());
SW.printHex("Memory flags", Ref.getMemoryFlags());
SW.printNumber("Language ID", Ref.getLanguage());
SW.printNumber("Version (major)", Ref.getMajorVersion());
SW.printNumber("Version (minor)", Ref.getMinorVersion());
SW.printNumber("Characteristics", Ref.getCharacteristics());
SW.printNumber("Data size", (uint64_t)Ref.getData().size());
SW.printBinary("Data:", Ref.getData());
SW.startLine() << "\n";
}
} // namespace WindowsRes
} // namespace object
} // namespace llvm
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