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//===- llvm/Object/BuildID.h - Build ID -------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file declares a library for handling Build IDs and using them to find
/// debug info.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_OBJECT_BUILDID_H
#define LLVM_DEBUGINFO_OBJECT_BUILDID_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
namespace llvm {
namespace object {
/// A build ID in binary form.
typedef SmallVector<uint8_t, 10> BuildID;
/// A reference to a BuildID in binary form.
typedef ArrayRef<uint8_t> BuildIDRef;
class ObjectFile;
/// Parses a build ID from a hex string.
BuildID parseBuildID(StringRef Str);
/// Returns the build ID, if any, contained in the given object file.
BuildIDRef getBuildID(const ObjectFile *Obj);
/// BuildIDFetcher searches local cache directories for debug info.
class BuildIDFetcher {
public:
BuildIDFetcher(std::vector<std::string> DebugFileDirectories)
: DebugFileDirectories(std::move(DebugFileDirectories)) {}
virtual ~BuildIDFetcher() = default;
/// Returns the path to the debug file with the given build ID.
virtual std::optional<std::string> fetch(BuildIDRef BuildID) const;
private:
const std::vector<std::string> DebugFileDirectories;
};
} // namespace object
} // namespace llvm
#endif // LLVM_DEBUGINFO_OBJECT_BUILDID_H
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