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// Copyright (c) 2009-2014 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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/******************************************************************************
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* Copyright © 2014-2019 The SuperNET Developers. *
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* *
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* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
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* the top-level directory of this distribution for the individual copyright *
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* holder information and the developer policies on copyright and licensing. *
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* *
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* Unless otherwise agreed in a custom licensing agreement, no part of the *
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* SuperNET software, including this file may be copied, modified, propagated *
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* or distributed except according to the terms contained in the LICENSE file *
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* *
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* Removal or modification of this copyright notice is prohibited. *
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* *
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******************************************************************************/
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#ifndef BITCOIN_CHECKPOINTS_H
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#define BITCOIN_CHECKPOINTS_H
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#include "uint256.h"
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#include "chainparams.h"
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#include <map>
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class CBlockIndex;
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struct CCheckpointData;
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/**
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* Block-chain checkpoints are compiled-in sanity checks.
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* They are updated every release or three.
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*/
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namespace Checkpoints
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{
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typedef std::map<int, uint256> MapCheckpoints;
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struct CCheckpointData {
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MapCheckpoints mapCheckpoints;
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int64_t nTimeLastCheckpoint;
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int64_t nTransactionsLastCheckpoint;
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double fTransactionsPerDay;
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};
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bool CheckBlock(const CChainParams::CCheckpointData& data, int nHeight, const uint256& hash);
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//! Return conservative estimate of total number of blocks, 0 if unknown
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int GetTotalBlocksEstimate(const CChainParams::CCheckpointData& data);
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//! Returns last CBlockIndex* in mapBlockIndex that is a checkpoint
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CBlockIndex* GetLastCheckpoint(const CChainParams::CCheckpointData& data);
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double GuessVerificationProgress(const CChainParams::CCheckpointData& data, CBlockIndex* pindex, bool fSigchecks = true);
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} //namespace Checkpoints
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#endif // BITCOIN_CHECKPOINTS_H
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