checkpoints.h
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checkpoints.h
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	// Copyright (c) 2009-2016 The Bitcoin Core developers
	// Distributed under the MIT software license, see the accompanying
	// file COPYING or http://www.opensource.org/licenses/mit-license.php.

	#ifndef BITCOIN_CHECKPOINTS_H
	#define BITCOIN_CHECKPOINTS_H

	class CBlockIndex;
	struct BlockHash;
	struct CCheckpointData;

	/**
	* Block-chain checkpoints are compiled-in sanity checks.
	* They are updated every release or three.
	*/
	namespace Checkpoints {

	//! Returns true if block passes checkpoint checks
	bool CheckBlock(const CCheckpointData &data, int nHeight,
	const BlockHash &hash);

	//! Returns last CBlockIndex* that is a checkpoint
	CBlockIndex *GetLastCheckpoint(const CCheckpointData &data);

	} // namespace Checkpoints

	#endif // BITCOIN_CHECKPOINTS_H