//===- FileHeaderReader.h - XRay Trace File Header Reading Function -------===//
 
//
 
// 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
 
//
 
//===----------------------------------------------------------------------===//
 
//
 
// This file declares functions that can load an XRay log header from various
 
// sources.
 
//
 
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_XRAY_FILEHEADERREADER_H
 
#define LLVM_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,
 
                                                uint64_t &OffsetPtr);
 
 
 
} // namespace xray
 
} // namespace llvm
 
 
 
#endif // LLVM_XRAY_FILEHEADERREADER_H