text: // Get last updates on http://flurbo.cc
  //             ___ _  _ ____
  //              |  |--| |===                      
  //  _____ __    _____ _____ _____ _____
  // |   __|  |  |  |  | __  | __  |     |
  // |   __|  |__|  |  |    -| __ -|  |  |
  // |__|  |_____|_____|__|__|_____|_____|
  //   ___  ____ ____    _ ____ ____ ___
  //   |--' |--< [__] ___| |=== |___  | 
  //
  // Based on "The Monero Project" and "Cryptonote Protocol".
  //
  // Copyright (c) 2018-.... The Flurbo developers.
  // Copyright (c) 2014-2018 The Monero developers.
  // Copyright (c) 2012-2013 The Cryptonote developers.
  //
  // All rights reserved.
  //
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  //
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  //
  // 2. Redistributions in binary form must reproduce the above copyright notice, this list
  //    of conditions and the following disclaimer in the documentation and/or other
  //    materials provided with the distribution.
  //
  // 3. Neither the name of the copyright holder nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  #pragma once
  
  #include "cryptonote_basic/cryptonote_boost_serialization.h"
  #include "cryptonote_basic/difficulty.h"
  
  
  namespace cryptonote
  {
    namespace bootstrap
    {
  
      struct file_info
      {
        uint8_t  major_version;
        uint8_t  minor_version;
        uint32_t header_size;
  
        BEGIN_SERIALIZE_OBJECT()
          FIELD(major_version);
          FIELD(minor_version);
          VARINT_FIELD(header_size);
        END_SERIALIZE()
      };
  
      struct blocks_info
      {
        // block heights of file's first and last blocks, zero-based indexes
        uint64_t block_first;
        uint64_t block_last;
  
        // file position, for directly reading last block
        uint64_t block_last_pos;
  
        BEGIN_SERIALIZE_OBJECT()
          VARINT_FIELD(block_first);
          VARINT_FIELD(block_last);
          VARINT_FIELD(block_last_pos);
        END_SERIALIZE()
      };
  
      struct block_package
      {
        cryptonote::block block;
        std::vector<transaction> txs;
        size_t block_size;
        difficulty_type cumulative_difficulty;
        uint64_t coins_generated;
  
        BEGIN_SERIALIZE()
          FIELD(block)
          FIELD(txs)
          VARINT_FIELD(block_size)
          VARINT_FIELD(cumulative_difficulty)
          VARINT_FIELD(coins_generated)
        END_SERIALIZE()
      };
  
    }
  
  }
  