MemoryMappedFileReader.h

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//
// Copyright (C) David Cosgrove 2025.
//
//   @@ All Rights Reserved @@
//  This file is part of the RDKit.
//  The contents are covered by the terms of the BSD license
//  which is included in the file license.txt, found at the root
//  of the RDKit source tree.
//
 
#ifndef MEMORYMAPPEDFILEREADER_H
#define MEMORYMAPPEDFILEREADER_H
 
#include <string>
 
#include <RDGeneral/export.h>
 
namespace RDKit::SynthonSpaceSearch::details
{
  struct RDKIT_SYNTHONSPACESEARCH_EXPORT MemoryMappedFileReader
  {
    MemoryMappedFileReader() = delete;
    MemoryMappedFileReader(const std::string& filePath);
    MemoryMappedFileReader(const MemoryMappedFileReader&) = delete;
    MemoryMappedFileReader(MemoryMappedFileReader&& other);
 
    ~MemoryMappedFileReader();
 
    MemoryMappedFileReader& operator=(const MemoryMappedFileReader&) = delete;
    MemoryMappedFileReader& operator=(MemoryMappedFileReader&& other);
 
    char* d_mappedMemory{nullptr};
    size_t d_size{0};
  };
} // namespace RDKit::SynthonSpaceSearch::details
 
#endif  // MEMORYMAPPEDFILEREADER_H