ABC/versionbits_8cpp_source.html

// Copyright (c) 2016-2018 The Bitcoin Core developers

// Distributed under the MIT software license, see the accompanying

// file COPYING or http://www.opensource.org/licenses/mit-license.php.


#include <consensus/params.h>

#include <versionbits.h>


int32_t ComputeBlockVersion(const CBlockIndex *pindexPrev,

                            const Consensus::Params &params) {

    // Clear the last 4 bits (miner fund activation).

    return VERSIONBITS_TOP_BITS & ~uint32_t(0x0f);

}


CBlockIndex
The block chain is a tree shaped structure starting with the genesis block at the root,...
Definition blockindex.h:25

params.h

GetRand
T GetRand(T nMax=std::numeric_limits< T >::max()) noexcept
Generate a uniform random integer of type T in the range [0..nMax) nMax defaults to std::numeric_limi...
Definition random.h:85

Consensus::Params
Parameters that influence chain consensus.
Definition params.h:34

ComputeBlockVersion
int32_t ComputeBlockVersion(const CBlockIndex *pindexPrev, const Consensus::Params &params)
Determine what nVersion a new block should use.
Definition versionbits.cpp:8

versionbits.h

VERSIONBITS_TOP_BITS
static const int32_t VERSIONBITS_TOP_BITS
What bits to set in version for versionbits blocks.
Definition versionbits.h:14