1 //===-- ELFAttributes.h - ELF Attributes ------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_SUPPORT_ELFATTRIBUTES_H
10 #define LLVM_SUPPORT_ELFATTRIBUTES_H
11 
12 #include "llvm/ADT/ArrayRef.h"
13 #include "llvm/ADT/StringRef.h"
14 #include <optional>
15 
16 namespace llvm {
17 
18 struct TagNameItem {
19   unsigned attr;
20   StringRef tagName;
21 };
22 
23 using TagNameMap = ArrayRef<TagNameItem>;
24 
25 namespace ELFAttrs {
26 
27 enum AttrType : unsigned { File = 1, Section = 2, Symbol = 3 };
28 
29 StringRef attrTypeAsString(unsigned attr, TagNameMap tagNameMap,
30                            bool hasTagPrefix = true);
31 std::optional<unsigned> attrTypeFromString(StringRef tag, TagNameMap tagNameMap);
32 
33 // Magic numbers for ELF attributes.
34 enum AttrMagic { Format_Version = 0x41 };
35 
36 } // namespace ELFAttrs
37 } // namespace llvm
38 #endif
39