Bitcoin ABC  0.26.3 P2P Digital Currency
grasberg.h
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1 // Copyright (c) 2020 The Bitcoin developers
4
5 #ifndef BITCOIN_POW_GRASBERG_H
6 #define BITCOIN_POW_GRASBERG_H
7
8 #include <cstdint>
9
11 class CBlockIndex;
12 class CChainParams;
13
14 uint32_t GetNextGrasbergWorkRequired(const CBlockIndex *pindexPrev,
16  const CChainParams &chainParams);
17
18 namespace grasberg {
19
23 int64_t computeTargetBlockTime(const CBlockIndex *pindexPrev,
24  const CChainParams &chainParams);
25
35 uint32_t deterministicExp2(const uint32_t n);
36
37 } // namespace grasberg
38
39 #endif // BITCOIN_POW_GRASBERG_H
Nodes collect new transactions into a block, hash them into a hash tree, and scan through nonce value...
Definition: block.h:23
The block chain is a tree shaped structure starting with the genesis block at the root,...
Definition: blockindex.h:26
CChainParams defines various tweakable parameters of a given instance of the Bitcoin system.
Definition: chainparams.h:74
uint32_t GetNextGrasbergWorkRequired(const CBlockIndex *pindexPrev, const CBlockHeader *pblock, const CChainParams &chainParams)
Compute the next required proof of work using a relative target based ASERT algorithm.
Definition: grasberg.cpp:71
int64_t computeTargetBlockTime(const CBlockIndex *pindexPrev, const CChainParams &chainParams)
Compute the block time we are aiming for.
Definition: grasberg.cpp:108
uint32_t deterministicExp2(const uint32_t n)
Computes exp2(n) = 2^32 * (2^(n/2^32) - 1)
Definition: grasberg.cpp:140