monero/src/cryptonote_core/checkpoints.h

// Copyright (c) 2014, The Monero Project
// 
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// Redistribution and use in source and binary forms, with or without modification, are
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//    conditions and the following disclaimer.
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// 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
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers

#pragma once
#include <map>
#include "cryptonote_basic_impl.h"


namespace cryptonote
{
  class checkpoints
  {
  public:
    checkpoints();
    bool add_checkpoint(uint64_t height, const std::string& hash_str);
    bool is_in_checkpoint_zone(uint64_t height) const;
    bool check_block(uint64_t height, const crypto::hash& h) const;
    bool check_block(uint64_t height, const crypto::hash& h, bool& is_a_checkpoint) const;
    bool is_alternative_block_allowed(uint64_t blockchain_height, uint64_t block_height) const;

  private:
    std::map<uint64_t, crypto::hash> m_points;
  };
}