Bitcoin ABC 0.30.7
P2P Digital Currency
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checkpoints.cpp
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1// Copyright (c) 2009-2016 The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#include <checkpoints.h>
6
7#include <chainparams.h>
8
9namespace Checkpoints {
10
11bool CheckBlock(const CCheckpointData &data, int nHeight,
12 const BlockHash &hash) {
13 const MapCheckpoints &checkpoints = data.mapCheckpoints;
14
15 MapCheckpoints::const_iterator i = checkpoints.find(nHeight);
16 if (i == checkpoints.end()) {
17 return true;
18 }
19 return hash == i->second;
20}
21} // namespace Checkpoints
std::map< int, BlockHash > MapCheckpoints
Definition: chainparams.h:31
unsigned int nHeight
Block-chain checkpoints are compiled-in sanity checks.
Definition: checkpoints.cpp:9
bool CheckBlock(const CCheckpointData &data, int nHeight, const BlockHash &hash)
Returns true if block passes checkpoint checks.
Definition: checkpoints.cpp:11
A BlockHash is a unqiue identifier for a block.
Definition: blockhash.h:13
MapCheckpoints mapCheckpoints
Definition: chainparams.h:34