1 //===- RawError.h - Error extensions for raw PDB implementation -*- 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_DEBUGINFO_PDB_RAW_RAWERROR_H
10 #define LLVM_DEBUGINFO_PDB_RAW_RAWERROR_H
11 
12 #include "llvm/Support/Error.h"
13 
14 #include <string>
15 
16 namespace llvm {
17 namespace pdb {
18 enum class raw_error_code {
19   unspecified = 1,
20   feature_unsupported,
21   invalid_format,
22   corrupt_file,
23   insufficient_buffer,
24   no_stream,
25   index_out_of_bounds,
26   invalid_block_address,
27   duplicate_entry,
28   no_entry,
29   not_writable,
30   stream_too_long,
31   invalid_tpi_hash,
32 };
33 } // namespace pdb
34 } // namespace llvm
35 
36 namespace std {
37 template <>
38 struct is_error_code_enum<llvm::pdb::raw_error_code> : std::true_type {};
39 } // namespace std
40 
41 namespace llvm {
42 namespace pdb {
43 const std::error_category &RawErrCategory();
44 
45 inline std::error_code make_error_code(raw_error_code E) {
46   return std::error_code(static_cast<int>(E), RawErrCategory());
47 }
48 
49 /// Base class for errors originating when parsing raw PDB files
50 class RawError : public ErrorInfo<RawError, StringError> {
51 public:
52   using ErrorInfo<RawError, StringError>::ErrorInfo; // inherit constructors
53   RawError(const Twine &S) : ErrorInfo(S, raw_error_code::unspecified) {}
54   static char ID;
55 };
56 } // namespace pdb
57 } // namespace llvm
58 #endif
59