pow.h File Reference

#include "consensus/params.h"
#include <stdint.h>

Go to the source code of this file.

Enumerations
enum	DiffMode { DIFF_DEFAULT = 0, DIFF_BTC = 1, DIFF_KGW = 2, DIFF_DGW = 3 }

Functions
unsigned int	GetNextWorkRequired (const CBlockIndex *pindexLast, const CBlockHeader *pblock, const Consensus::Params &)
unsigned int	CalculateNextWorkRequired (const CBlockIndex *pindexLast, int64_t nFirstBlockTime, const Consensus::Params &)
bool	CheckProofOfWork (uint256 hash, unsigned int nBits, const Consensus::Params &)
arith_uint256	GetBlockProof (const CBlockIndex &block)
int64_t	GetBlockProofEquivalentTime (const CBlockIndex &to, const CBlockIndex &from, const CBlockIndex &tip, const Consensus::Params &)

Enumeration Type Documentation

DiffMode

enum DiffMode

Enumerator
DIFF_DEFAULT
DIFF_BTC
DIFF_KGW
DIFF_DGW

Definition at line 19 of file pow.h.

Function Documentation

CalculateNextWorkRequired()

unsigned int CalculateNextWorkRequired	(	const CBlockIndex *	pindexLast,
		int64_t	nFirstBlockTime,
		const Consensus::Params &
	)

debug print

Definition at line 204 of file pow.cpp.

Referenced by GetNextWorkRequiredBTC().

CheckProofOfWork()

bool CheckProofOfWork	(	uint256	hash,
		unsigned int	nBits,
		const Consensus::Params &
	)

Check whether a block hash satisfies the proof-of-work requirement specified by nBits

Definition at line 238 of file pow.cpp.

Referenced by CheckBlockHeader(), generate(), CBlockTreeDB::LoadBlockIndexGuts(), and ReadBlockFromDisk().

GetBlockProof()

arith_uint256 GetBlockProof

(

const CBlockIndex &

block

)

Definition at line 257 of file pow.cpp.

Referenced by AddToBlockIndex(), CheckForkWarningConditions(), CheckForkWarningConditionsOnNewFork(), GetBlockProofEquivalentTime(), and LoadBlockIndexDB().

GetBlockProofEquivalentTime()

int64_t GetBlockProofEquivalentTime	(	const CBlockIndex &	to,
		const CBlockIndex &	from,
		const CBlockIndex &	tip,
		const Consensus::Params &
	)

Return the time it would take to redo the work difference between from and to, assuming the current hashrate corresponds to the difficulty at tip, in seconds.

Definition at line 272 of file pow.cpp.

Referenced by ConnectBlock(), and ProcessGetData().

GetNextWorkRequired()

unsigned int GetNextWorkRequired	(	const CBlockIndex *	pindexLast,
		const CBlockHeader *	pblock,
		const Consensus::Params &
	)

Definition at line 172 of file pow.cpp.

Referenced by ContextualCheckBlockHeader(), CreateNewBlock(), and UpdateTime().