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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- llvm/Object/BuildID.h - Build ID -------------------------*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | /// |
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| 9 | /// \file |
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| 10 | /// This file declares a library for handling Build IDs and using them to find |
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| 11 | /// debug info. |
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| 12 | /// |
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| 13 | //===----------------------------------------------------------------------===// |
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| 14 | |||
| 15 | #ifndef LLVM_DEBUGINFO_OBJECT_BUILDID_H |
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| 16 | #define LLVM_DEBUGINFO_OBJECT_BUILDID_H |
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| 17 | |||
| 18 | #include "llvm/ADT/ArrayRef.h" |
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| 19 | #include "llvm/ADT/SmallVector.h" |
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| 20 | |||
| 21 | namespace llvm { |
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| 22 | namespace object { |
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| 23 | |||
| 24 | /// A build ID in binary form. |
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| 25 | typedef SmallVector<uint8_t, 10> BuildID; |
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| 26 | |||
| 27 | /// A reference to a BuildID in binary form. |
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| 28 | typedef ArrayRef<uint8_t> BuildIDRef; |
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| 29 | |||
| 30 | class ObjectFile; |
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| 31 | |||
| 32 | /// Returns the build ID, if any, contained in the given object file. |
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| 33 | std::optional<BuildIDRef> getBuildID(const ObjectFile *Obj); |
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| 34 | |||
| 35 | /// BuildIDFetcher searches local cache directories for debug info. |
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| 36 | class BuildIDFetcher { |
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| 37 | public: |
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| 38 | BuildIDFetcher(std::vector<std::string> DebugFileDirectories) |
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| 39 | : DebugFileDirectories(std::move(DebugFileDirectories)) {} |
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| 40 | virtual ~BuildIDFetcher() = default; |
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| 41 | |||
| 42 | /// Returns the path to the debug file with the given build ID. |
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| 43 | virtual std::optional<std::string> fetch(BuildIDRef BuildID) const; |
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| 44 | |||
| 45 | private: |
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| 46 | const std::vector<std::string> DebugFileDirectories; |
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| 47 | }; |
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| 48 | |||
| 49 | } // namespace object |
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| 50 | } // namespace llvm |
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| 51 | |||
| 52 | #endif // LLVM_DEBUGINFO_OBJECT_BUILDID_H |