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//===- FileHeaderReader.h - XRay Trace File Header Reading Function -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares functions that can load an XRay log header from various
// sources.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_XRAY_FILEHEADERREADER_H_
#define LLVM_LIB_XRAY_FILEHEADERREADER_H_
#include "llvm/Support/DataExtractor.h"
#include "llvm/Support/Error.h"
#include "llvm/XRay/XRayRecord.h"
#include <cstdint>
namespace llvm {
namespace xray {
/// Convenience function for loading the file header given a data extractor at a
/// specified offset.
Expected<XRayFileHeader> readBinaryFormatHeader(DataExtractor &HeaderExtractor,
uint32_t &OffsetPtr);
} // namespace xray
} // namespace llvm
#endif // LLVM_LIB_XRAY_FILEHEADERREADER_H_
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