blocksdat_file.h

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// Copyright (c) 2014-2022, The Monero Project
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#pragma once
 
#include <boost/iostreams/stream_buffer.hpp>
#include <boost/iostreams/stream.hpp>
#include <boost/iostreams/device/back_inserter.hpp>
#include <boost/iostreams/filtering_streambuf.hpp>
#include <boost/filesystem/path.hpp>
#include <boost/filesystem/operations.hpp>
 
#include "cryptonote_basic/cryptonote_basic.h"
#include "cryptonote_basic/cryptonote_boost_serialization.h"
#include "cryptonote_core/blockchain.h"
#include "blockchain_db/blockchain_db.h"
 
#include <algorithm>
#include <cstdio>
#include <fstream>
#include <atomic>
 
#include "common/command_line.h"
#include "version.h"
 
#include "blockchain_utilities.h"
 
 
using namespace cryptonote;
 
 
class BlocksdatFile
{
public:
 
  bool store_blockchain_raw(cryptonote::Blockchain* cs, cryptonote::tx_memory_pool* txp,
      boost::filesystem::path& output_file, uint64_t use_block_height=0);
 
protected:
 
  Blockchain* m_blockchain_storage;
 
  std::ofstream * m_raw_data_file;
 
  // open export file for write
  bool open_writer(const boost::filesystem::path& file_path, uint64_t block_stop);
  bool initialize_file(uint64_t block_stop);
  bool close();
  void write_block(const crypto::hash &block_hash, uint64_t weight);
 
private:
 
  uint64_t m_cur_height; // tracks current height during export
  std::vector<crypto::hash> m_hashes;
  std::vector<uint64_t> m_weights;
};