2014-12-16 17:47:57 -08:00
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// Copyright (c) 2009-2014 The Bitcoin Core developers
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2014-10-30 17:43:19 -07:00
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// Distributed under the MIT software license, see the accompanying
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2012-05-18 07:02:28 -07:00
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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2013-04-12 22:13:08 -07:00
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2014-11-03 07:16:40 -08:00
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#ifndef BITCOIN_CHECKPOINTS_H
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#define BITCOIN_CHECKPOINTS_H
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2011-09-08 13:50:58 -07:00
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2014-08-31 12:32:23 -07:00
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#include "uint256.h"
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2011-09-08 09:51:43 -07:00
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#include <map>
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class CBlockIndex;
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/**
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* Block-chain checkpoints are compiled-in sanity checks.
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2012-03-26 07:48:23 -07:00
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* They are updated every release or three.
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*/
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2014-09-19 10:21:46 -07:00
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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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//! Returns true if block passes checkpoint checks
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bool CheckBlock(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();
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//! Returns last CBlockIndex* in mapBlockIndex that is a checkpoint
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CBlockIndex* GetLastCheckpoint();
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double GuessVerificationProgress(CBlockIndex* pindex, bool fSigchecks = true);
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2013-02-10 10:46:42 -08:00
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2014-09-19 10:21:46 -07:00
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extern bool fEnabled;
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} //namespace Checkpoints
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2011-09-08 13:50:58 -07:00
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2014-11-03 07:16:40 -08:00
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#endif // BITCOIN_CHECKPOINTS_H
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