[llvm-readobj] Teach readobj to dump .res files (WindowsResource).

This enables readobj to output Windows resource files (.res). This way, we'll be able to test .res outputs without comparing them byte-by-byte with "magic binary files" generated by MS toolchain. Differential Revision: https://reviews.llvm.org/D38058 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@313790 91177308-0d34-0410-b5e6-96231b3b80d8
2025-03-04 08:37:45 +00:00 · 2017-09-20 18:33:35 +00:00 · 2017-09-20 18:33:35 +00:00 · 96bd9232ef
commit 96bd9232ef
parent f45adc29de
11 changed files with 442 additions and 2 deletions
--- a/include/llvm/Object/Binary.h
+++ b/include/llvm/Object/Binary.h
@ -44,6 +44,8 @@ protected:
    ID_COFFImportFile,
    ID_IR,                 // LLVM IR

+    ID_WinRes, // Windows resource (.res) file.
+
    // Object and children.
    ID_StartObjects,
    ID_COFF,
@ -58,8 +60,6 @@ protected:
    ID_MachO64L, // MachO 64-bit, little endian
    ID_MachO64B, // MachO 64-bit, big endian

-    ID_WinRes, // Windows resource (.res) file.
-
    ID_Wasm,

    ID_EndObjects
--- a/include/llvm/Object/WindowsResource.h
+++ b/include/llvm/Object/WindowsResource.h
@ -100,7 +100,9 @@ public:
  bool checkNameString() const { return IsStringName; }
  ArrayRef<UTF16> getNameString() const { return Name; }
  uint16_t getNameID() const { return NameID; }
+  uint16_t getDataVersion() const { return Suffix->DataVersion; }
  uint16_t getLanguage() const { return Suffix->Language; }
+  uint16_t getMemoryFlags() const { return Suffix->MemoryFlags; }
  uint16_t getMajorVersion() const { return Suffix->Version >> 16; }
  uint16_t getMinorVersion() const { return Suffix->Version; }
  uint32_t getCharacteristics() const { return Suffix->Characteristics; }
--- a/include/llvm/WindowsResource/ResourceProcessor.h
+++ b/include/llvm/WindowsResource/ResourceProcessor.h
@ -0,0 +1,51 @@
+//===-- ResourceProcessor.h -------------------------------------*- C++-*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+
+#ifndef LLVM_INCLUDE_LLVM_SUPPORT_WINDOWS_RESOURCE_PROCESSOR_H
+#define LLVM_INCLUDE_LLVM_SUPPORT_WINDOWS_RESOURCE_PROCESSOR_H
+
+#include "llvm/ADT/StringMap.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Error.h"
+#include "llvm/Support/raw_ostream.h"
+
+#include <memory>
+#include <vector>
+
+
+namespace llvm {
+
+class WindowsResourceProcessor {
+public:
+  using PathType = SmallVector<char, 64>;
+
+  WindowsResourceProcessor() {}
+
+  void addDefine(StringRef Key, StringRef Value = StringRef()) {
+    PreprocessorDefines.emplace_back(Key, Value);
+  }
+  void addInclude(const PathType &IncludePath) {
+    IncludeList.push_back(IncludePath);
+  }
+  void setVerbose(bool Verbose) { IsVerbose = Verbose; }
+  void setNullAtEnd(bool NullAtEnd) { AppendNull = NullAtEnd; }
+
+  Error process(StringRef InputData,
+    std::unique_ptr<raw_fd_ostream> OutputStream);
+
+private:
+  StringRef InputData;
+  std::vector<PathType> IncludeList;
+  std::vector<std::pair<StringRef, StringRef>> PreprocessorDefines;
+  bool IsVerbose, AppendNull;
+};
+
+}
+
+#endif
--- a/include/llvm/WindowsResource/ResourceScriptToken.h
+++ b/include/llvm/WindowsResource/ResourceScriptToken.h
@ -0,0 +1,59 @@
+//===-- ResourceScriptToken.h -----------------------------------*- C++-*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+//
+// This declares the .rc script tokens.
+// The list of available tokens is located at ResourceScriptTokenList.h.
+//
+// Ref: msdn.microsoft.com/en-us/library/windows/desktop/aa380599(v=vs.85).aspx
+//
+//===---------------------------------------------------------------------===//
+
+#ifndef LLVM_INCLUDE_LLVM_SUPPORT_WINDOWS_RESOURCE_SCRIPTTOKEN_H
+#define LLVM_INCLUDE_LLVM_SUPPORT_WINDOWS_RESOURCE_SCRIPTTOKEN_H
+
+#include "llvm/ADT/StringRef.h"
+
+namespace llvm {
+
+// A definition of a single resource script token. Each token has its kind
+// (declared in ResourceScriptTokenList) and holds a value - a reference
+// representation of the token.
+// RCToken does not claim ownership on its value. A memory buffer containing
+// the token value should be stored in a safe place and cannot be freed
+// nor reallocated.
+class RCToken {
+public:
+  enum class Kind {
+#define TOKEN(Name) Name,
+#define SHORT_TOKEN(Name, Ch) Name,
+#include "ResourceScriptTokenList.h"
+#undef TOKEN
+#undef SHORT_TOKEN
+  };
+
+  RCToken(RCToken::Kind RCTokenKind, StringRef Value);
+
+  // Get an integer value of the integer token.
+  uint32_t intValue() const;
+  bool isLongInt() const;
+
+  StringRef value() const;
+  Kind kind() const;
+
+  // Check if a token describes a binary operator.
+  bool isBinaryOp() const;
+
+private:
+  Kind TokenKind;
+  StringRef TokenValue;
+};
+
+} // namespace llvm
+
+#endif
--- a/include/llvm/WindowsResource/ResourceScriptTokenList.h
+++ b/include/llvm/WindowsResource/ResourceScriptTokenList.h
@ -0,0 +1,35 @@
+//===-- ResourceScriptTokenList.h -------------------------------*- C++-*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+//
+// This is a part of llvm-rc tokens header. It lists all the possible tokens
+// that might occur in a correct .rc script.
+//
+//===---------------------------------------------------------------------===//
+
+
+// Long tokens. They might consist of more than one character.
+TOKEN(Invalid)      // Invalid token. Should not occur in a valid script.
+TOKEN(Int)          // Integer (decimal, octal or hexadecimal).
+TOKEN(String)       // String value.
+TOKEN(Identifier)   // Script identifier (resource name or type).
+
+// Short tokens. They usually consist of exactly one character.
+// The definitions are of the form SHORT_TOKEN(TokenName, TokenChar).
+// TokenChar is the one-character token representation occuring in the correct
+// .rc scripts.
+SHORT_TOKEN(BlockBegin, '{')   // Start of the script block; can also be BEGIN.
+SHORT_TOKEN(BlockEnd, '}')     // End of the block; can also be END.
+SHORT_TOKEN(Comma, ',')        // Comma - resource arguments separator.
+SHORT_TOKEN(Plus, '+')         // Addition operator.
+SHORT_TOKEN(Minus, '-')        // Subtraction operator.
+SHORT_TOKEN(Pipe, '|')         // Bitwise-OR operator.
+SHORT_TOKEN(Amp, '&')          // Bitwise-AND operator.
+SHORT_TOKEN(Tilde, '~')        // Bitwise-NOT operator.
+SHORT_TOKEN(LeftParen, '(')    // Left parenthesis in the script expressions.
+SHORT_TOKEN(RightParen, ')')   // Right parenthesis.
--- a/test/tools/llvm-readobj/coff-resources.test
+++ b/test/tools/llvm-readobj/coff-resources.test
--- a/test/tools/llvm-readobj/res-resources.test
+++ b/test/tools/llvm-readobj/res-resources.test
@ -0,0 +1,163 @@
+// Check dumping of the resources stored in .res files.
+// The input was generated with the following commands, using the original Windows
+// rc.exe:
+// > rc /fo test_resource.res /nologo test_resource.rc
+
+// RUN: llvm-readobj %p/Inputs/resources/test_resource.res | FileCheck %s
+
+// CHECK:  Resource type (int): 9
+// CHECK-NEXT:  Resource name (string): MYACCELERATORS
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x30
+// CHECK-NEXT:  Language ID: 1033
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 24
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 11000300 E7030000 0D004400 4C040000  |..........D.L...|
+// CHECK-NEXT:    0010: 82001200 BC010000                    |........|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 2
+// CHECK-NEXT:  Resource name (string): CURSOR
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x30
+// CHECK-NEXT:  Language ID: 1033
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 808
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 28000000 10000000 10000000 01001800  |(...............|
+// CHECK-NEXT:    0010: 00000000 00030000 C40E0000 C40E0000  |................|
+// CHECK-NEXT:    0020: 00000000 00000000 FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0030: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0040: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0050: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0060: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0070: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0080: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0090: FFFFFFFF FFFFFFFF FFFFFFFF FF7F7F7F  |................|
+// CHECK-NEXT:    00A0: 7C7C7C78 78787575 75FFFFFF FFFFFFFF  ||||xxxuuu.......|
+// CHECK-NEXT:    00B0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    00C0: FFFFFFFF 979797FF FFFFFFFF FF838383  |................|
+// CHECK-NEXT:    00D0: AAAAAADB DBDB7979 79757575 FFFFFFFF  |......yyyuuu....|
+// CHECK-NEXT:    00E0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    00F0: FFFFFFFF 9C9C9C98 9898FFFF FF888888  |................|
+// CHECK-NEXT:    0100: DBDBDBB7 B7B77D7D 7DFFFFFF FFFFFFFF  |......}}}.......|
+// CHECK-NEXT:    0110: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0120: FFFFFFFF A0A0A09C 9C9C9393 93ADADAD  |................|
+// CHECK-NEXT:    0130: F2F2F284 84848181 81FFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0140: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0150: FFFFFFFF A4A4A4D7 D7D79D9D 9DD0D0D0  |................|
+// CHECK-NEXT:    0160: EEEEEE91 91918D8D 8DFFFFFF FFFFFF81  |................|
+// CHECK-NEXT:    0170: 81817E7E 7EFFFFFF FFFFFFFF FFFFFFFF  |..~~~...........|
+// CHECK-NEXT:    0180: FFFFFFFF A9A9A9F2 F2F2E5E5 E5E2E2E2  |................|
+// CHECK-NEXT:    0190: 95959591 91918D8D 8D898989 868686FF  |................|
+// CHECK-NEXT:    01A0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    01B0: FFFFFFFF ADADADF2 F2F2E1E1 E1DFDFDF  |................|
+// CHECK-NEXT:    01C0: E7E7E7E4 E4E4BBBB BB8E8E8E FFFFFFFF  |................|
+// CHECK-NEXT:    01D0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    01E0: FFFFFFFF B5B5B5F2 F2F2E8E8 E8E7E7E7  |................|
+// CHECK-NEXT:    01F0: EAEAEAC6 C6C69E9E 9EFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0200: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0210: FFFFFFFF B9B9B9F4 F4F4ECEC ECEDEDED  |................|
+// CHECK-NEXT:    0220: CBCBCBA7 A7A7FFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0230: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0240: FFFFFFFF BDBDBDF7 F7F7EFEF EFD0D0D0  |................|
+// CHECK-NEXT:    0250: AFAFAFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0260: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0270: FFFFFFFF C1C1C1F7 F7F7D5D5 D5B6B6B6  |................|
+// CHECK-NEXT:    0280: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0290: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    02A0: FFFFFFFF C4C4C4D9 D9D9BEBE BEFFFFFF  |................|
+// CHECK-NEXT:    02B0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    02C0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    02D0: FFFFFFFF C8C8C8C5 C5C5FFFF FFFFFFFF  |................|
+// CHECK-NEXT:    02E0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    02F0: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0300: FFFFFFFF CBCBCBFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0310: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0320: FFFFFFFF FFFFFFFF                    |........|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 2
+// CHECK-NEXT:  Resource name (string): OKAY
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x30
+// CHECK-NEXT:  Language ID: 1033
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 808
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 28000000 10000000 10000000 01001800  |(...............|
+// CHECK-NEXT:    0010: 00000000 00030000 C40E0000 C40E0000  |................|
+// (...)
+// CHECK-DAG:     0310: FFFFFFFF FFFFFFFF FFFFFFFF FFFFFFFF  |................|
+// CHECK-NEXT:    0320: FFFFFFFF FFFFFFFF                    |........|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 4
+// CHECK-NEXT:  Resource name (int): 14432
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x1030
+// CHECK-NEXT:  Language ID: 2052
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 46
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 00000000 00006400 79007500 00000000  |......d.y.u.....|
+// CHECK-NEXT:    0010: 65007300 68006100 6C006100 00008000  |e.s.h.a.l.a.....|
+// CHECK-NEXT:    0020: 66006B00 61006F00 79006100 0000      |f.k.a.o.y.a...|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 5
+// CHECK-NEXT:  Resource name (string): TESTDIALOG
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x1030
+// CHECK-NEXT:  Language ID: 1033
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 108
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 0000C080 00000000 02000A00 0A00C800  |................|
+// CHECK-NEXT:    0010: 2C010000 00005400 65007300 74000000  |,.....T.e.s.t...|
+// CHECK-NEXT:    0020: 01000250 00000000 0A000A00 E6000E00  |...P............|
+// CHECK-NEXT:    0030: 0100FFFF 82004300 6F006E00 74006900  |......C.o.n.t.i.|
+// CHECK-NEXT:    0040: 6E007500 65003A00 00000000 00000150  |n.u.e.:........P|
+// CHECK-NEXT:    0050: 00000000 42008600 A1000D00 0200FFFF  |....B...........|
+// CHECK-NEXT:    0060: 80002600 4F004B00 00000000           |..&.O.K.....|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 9
+// CHECK-NEXT:  Resource name (int): 12
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x30
+// CHECK-NEXT:  Language ID: 1033
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 24
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 11005800 A4000000 0D004800 2E160000  |..X.......H.....|
+// CHECK-NEXT:    0010: 82001200 BC010000                    |........|
+// CHECK-NEXT:  )
+
+// CHECK-DAG:  Resource type (int): 4
+// CHECK-NEXT:  Resource name (string): "EAT"
+// CHECK-NEXT:  Data version: 0
+// CHECK-NEXT:  Memory flags: 0x1030
+// CHECK-NEXT:  Language ID: 3081
+// CHECK-NEXT:  Version (major): 0
+// CHECK-NEXT:  Version (minor): 0
+// CHECK-NEXT:  Characteristics: 0
+// CHECK-NEXT:  Data size: 48
+// CHECK-NEXT:  Data: (
+// CHECK-NEXT:    0000: 00000000 00006400 66006900 73006800  |......d.f.i.s.h.|
+// CHECK-NEXT:    0010: 00000000 65007300 61006C00 61006400  |....e.s.a.l.a.d.|
+// CHECK-NEXT:    0020: 00008000 66006400 75006300 6B000000  |....f.d.u.c.k...|
+// CHECK-NEXT:  )
--- a/tools/llvm-readobj/CMakeLists.txt
+++ b/tools/llvm-readobj/CMakeLists.txt
@ -19,6 +19,7 @@ add_llvm_tool(llvm-readobj
  ObjDumper.cpp
  WasmDumper.cpp
  Win64EHDumper.cpp
+  WindowsResourceDumper.cpp
  )

 add_llvm_tool_symlink(llvm-readelf llvm-readobj)
--- a/tools/llvm-readobj/WindowsResourceDumper.cpp
+++ b/tools/llvm-readobj/WindowsResourceDumper.cpp
@ -0,0 +1,79 @@
+//===-- WindowsResourceDumper.cpp - Windows Resource printer --------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the Windows resource (.res) dumper for llvm-readobj.
+//
+//===----------------------------------------------------------------------===//
+
+#include "WindowsResourceDumper.h"
+#include "Error.h"
+#include "llvm-readobj.h"
+#include "llvm/Object/WindowsResource.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) {
+    if (Ch <= 0xFF)
+      Result += Ch;
+    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", Ref.getData().size());
+  SW.printBinary("Data:", Ref.getData());
+  SW.startLine() << "\n";
+}
+
+} // namespace WindowsRes
+} // namespace object
+} // namespace llvm
--- a/tools/llvm-readobj/WindowsResourceDumper.h
+++ b/tools/llvm-readobj/WindowsResourceDumper.h
@ -0,0 +1,37 @@
+//===- WindowsResourceDumper.h - Windows Resource printer -------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TOOLS_LLVM_READOBJ_WINDOWSRESOURCEDUMPER_H
+#define LLVM_TOOLS_LLVM_READOBJ_WINDOWSRESOURCEDUMPER_H
+
+#include "llvm/Object/WindowsResource.h"
+#include "llvm/Support/ScopedPrinter.h"
+
+namespace llvm {
+namespace object {
+namespace WindowsRes {
+
+class Dumper {
+public:
+  Dumper(WindowsResource *Res, ScopedPrinter &SW) : SW(SW), WinRes(Res) {}
+
+  Error printData();
+
+private:
+  ScopedPrinter &SW;
+  WindowsResource *WinRes;
+
+  void printEntry(const ResourceEntryRef &Ref);
+};
+
+} // namespace WindowsRes
+} // namespace object
+} // namespace llvm
+
+#endif
--- a/tools/llvm-readobj/llvm-readobj.cpp
+++ b/tools/llvm-readobj/llvm-readobj.cpp
@ -22,12 +22,14 @@
 #include "llvm-readobj.h"
 #include "Error.h"
 #include "ObjDumper.h"
+#include "WindowsResourceDumper.h"
 #include "llvm/DebugInfo/CodeView/TypeTableBuilder.h"
 #include "llvm/Object/Archive.h"
 #include "llvm/Object/COFFImportFile.h"
 #include "llvm/Object/ELFObjectFile.h"
 #include "llvm/Object/MachOUniversal.h"
 #include "llvm/Object/ObjectFile.h"
+#include "llvm/Object/WindowsResource.h"
 #include "llvm/Support/Casting.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/DataTypes.h"
@ -522,6 +524,15 @@ static void dumpMachOUniversalBinary(const MachOUniversalBinary *UBinary) {
  }
 }

+/// @brief Dumps \a WinRes, Windows Resource (.res) file;
+static void dumpWindowsResourceFile(WindowsResource *WinRes) {
+  ScopedPrinter Printer{outs()};
+  WindowsRes::Dumper Dumper(WinRes, Printer);
+  if (auto Err = Dumper.printData())
+    reportError(WinRes->getFileName(), std::move(Err));
+}
+
+
 /// @brief Opens \a File and dumps it.
 static void dumpInput(StringRef File) {

@ -540,6 +551,8 @@ static void dumpInput(StringRef File) {
    dumpObject(Obj);
  else if (COFFImportFile *Import = dyn_cast<COFFImportFile>(&Binary))
    dumpCOFFImportFile(Import);
+  else if (WindowsResource *WinRes = dyn_cast<WindowsResource>(&Binary))
+    dumpWindowsResourceFile(WinRes);
  else
    reportError(File, readobj_error::unrecognized_file_format);
 }