0c600d7f9d
- Re-introduce Params.BIP65Height - Fixate block 1854705 for testnet - Fixate block 3464751 for mainnet - Fixate block 1351 for regtest - Stop using IsSuperMajority() in validation for BIP65 - Simplify RPC SoftForkMajorityDesc
92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2016 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_CONSENSUS_PARAMS_H
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#define BITCOIN_CONSENSUS_PARAMS_H
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#include "uint256.h"
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#include <map>
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#include <string>
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namespace Consensus {
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enum DeploymentPos
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{
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DEPLOYMENT_TESTDUMMY,
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DEPLOYMENT_CSV, // Deployment of BIP68, BIP112, and BIP113.
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DEPLOYMENT_SEGWIT, // Deployment of BIP141, BIP143, and BIP147.
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// NOTE: Also add new deployments to VersionBitsDeploymentInfo in versionbits.cpp
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MAX_VERSION_BITS_DEPLOYMENTS
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};
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/**
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* Struct for each individual consensus rule change using BIP9.
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*/
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struct BIP9Deployment {
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/** Bit position to select the particular bit in nVersion. */
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int bit;
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/** Start MedianTime for version bits miner confirmation. Can be a date in the past */
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int64_t nStartTime;
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/** Timeout/expiry MedianTime for the deployment attempt. */
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int64_t nTimeout;
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};
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/**
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* Parameters that influence chain consensus.
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*/
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struct Params {
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uint256 hashGenesisBlock;
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int nSubsidyHalvingInterval;
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/** Used to check majorities for block version upgrade */
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int nMajorityEnforceBlockUpgrade;
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int nMajorityRejectBlockOutdated;
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int nMajorityWindow;
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/** Block height and hash at which BIP34 becomes active */
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int BIP34Height;
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uint256 BIP34Hash;
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/** Block height at which BIP65 becomes active */
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int BIP65Height;
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/** Block height at which BIP66 becomes active */
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int BIP66Height;
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/**
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* Minimum blocks including miner confirmation of the total of 2016 blocks in a retargeting period,
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* (nPowTargetTimespan / nPowTargetSpacing) which is also used for BIP9 deployments.
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* Examples: 1916 for 95%, 1512 for testchains.
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*/
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uint32_t nRuleChangeActivationThreshold;
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uint32_t nMinerConfirmationWindow;
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BIP9Deployment vDeployments[MAX_VERSION_BITS_DEPLOYMENTS];
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uint32_t nCoinbaseMaturity;
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/** Proof of work parameters */
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uint256 powLimit;
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bool fPowAllowMinDifficultyBlocks;
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bool fPowNoRetargeting;
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int64_t nPowTargetSpacing;
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int64_t nPowTargetTimespan;
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int64_t DifficultyAdjustmentInterval() const { return nPowTargetTimespan / nPowTargetSpacing; }
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/** Dogecoin-specific parameters */
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bool fDigishieldDifficultyCalculation;
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bool fPowAllowDigishieldMinDifficultyBlocks; // Allow minimum difficulty blocks where a retarget would normally occur
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bool fSimplifiedRewards; // Use block height derived rewards rather than previous block hash derived
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uint256 nMinimumChainWork;
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uint256 defaultAssumeValid;
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/** Auxpow parameters */
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int32_t nAuxpowChainId;
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bool fStrictChainId;
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bool fAllowLegacyBlocks;
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/** Height-aware consensus parameters */
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uint32_t nHeightEffective; // When these parameters come into use
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struct Params *pLeft = nullptr; // Left hand branch
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struct Params *pRight = nullptr; // Right hand branch
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const Consensus::Params *GetConsensus(uint32_t nTargetHeight) const;
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};
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} // namespace Consensus
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#endif // BITCOIN_CONSENSUS_PARAMS_H
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