1//==- CodeViewYAMLTypeHashing.h - CodeView YAMLIO Type hashing ----*- 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// This file defines classes for handling the YAML representation of CodeView
10// Debug Info.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_OBJECTYAML_CODEVIEWYAMLTYPEHASHING_H
15#define LLVM_OBJECTYAML_CODEVIEWYAMLTYPEHASHING_H
16
17#include "llvm/ADT/ArrayRef.h"
18#include "llvm/DebugInfo/CodeView/TypeHashing.h"
19#include "llvm/ObjectYAML/YAML.h"
20#include "llvm/Support/Allocator.h"
21#include "llvm/Support/Error.h"
22#include "llvm/Support/YAMLTraits.h"
23#include <cstdint>
24#include <memory>
25#include <vector>
26
27namespace llvm {
28
29namespace CodeViewYAML {
30
31struct GlobalHash {
32  GlobalHash() = default;
33  explicit GlobalHash(StringRef S) : Hash(S) {
34    assert(S.size() == 8 && "Invalid hash size!");
35  }
36  explicit GlobalHash(ArrayRef<uint8_t> S) : Hash(S) {
37    assert(S.size() == 8 && "Invalid hash size!");
38  }
39  yaml::BinaryRef Hash;
40};
41
42struct DebugHSection {
43  uint32_t Magic;
44  uint16_t Version;
45  uint16_t HashAlgorithm;
46  std::vector<GlobalHash> Hashes;
47};
48
49DebugHSection fromDebugH(ArrayRef<uint8_t> DebugH);
50ArrayRef<uint8_t> toDebugH(const DebugHSection &DebugH,
51                           BumpPtrAllocator &Alloc);
52
53} // end namespace CodeViewYAML
54
55} // end namespace llvm
56
57LLVM_YAML_DECLARE_MAPPING_TRAITS(CodeViewYAML::DebugHSection)
58LLVM_YAML_DECLARE_SCALAR_TRAITS(CodeViewYAML::GlobalHash, QuotingType::None)
59LLVM_YAML_IS_SEQUENCE_VECTOR(CodeViewYAML::GlobalHash)
60
61#endif // LLVM_OBJECTYAML_CODEVIEWYAMLTYPES_H
62