32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
//===- FileHeaderReader.h - XRay Trace File Header Reading Function -------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares functions that can load an XRay log header from various
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// sources.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_XRAY_FILEHEADERREADER_H
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#define LLVM_XRAY_FILEHEADERREADER_H
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/DataExtractor.h"
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#include "llvm/Support/Error.h"
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#include "llvm/XRay/XRayRecord.h"
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#include <cstdint>
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namespace llvm::xray {
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/// Convenience function for loading the file header given a data extractor at a
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/// specified offset.
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LLVM_ABI Expected<XRayFileHeader>
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readBinaryFormatHeader(DataExtractor &HeaderExtractor, uint64_t &OffsetPtr);
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} // namespace llvm::xray
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#endif // LLVM_XRAY_FILEHEADERREADER_H
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