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chainparams.cpp
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chainparams.cpp
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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2016 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 "chainparams.h"
#include "consensus/merkle.h"
#include "uint256.h"
#include "arith_uint256.h"
#include "tinyformat.h"
#include "util.h"
#include "utilstrencodings.h"
#include <cassert>
// For equihash_parameters_acceptable.
#include "crypto/equihash.h"
#include "net.h"
#include "validation.h"
#define equihash_parameters_acceptable(N, K) \
((CBlockHeader::HEADER_SIZE + equihash_solution_size(N, K))*MAX_HEADERS_RESULTS < \
MAX_PROTOCOL_MESSAGE_LENGTH-1000)
#include "base58.h"
#include <boost/assign/list_of.hpp>
#include <limits>
#include "chainparamsseeds.h"
// Far into the future.
static const std::string ANTI_REPLAY_COMMITMENT =
"Bitcoin: A Peer-to-Peer Electronic Cash System";
static std::vector<uint8_t> GetAntiReplayCommitment() {
return std::vector<uint8_t>(std::begin(ANTI_REPLAY_COMMITMENT),
std::end(ANTI_REPLAY_COMMITMENT));
}
static CBlock CreateGenesisBlock(const char *pszTimestamp,
const CScript &genesisOutputScript,
uint32_t nTime, uint32_t nNonce,
uint32_t nBits, int32_t nVersion,
const Amount genesisReward) {
CMutableTransaction txNew;
txNew.nVersion = 1;
txNew.vin.resize(1);
txNew.vout.resize(1);
txNew.vin[0].scriptSig =
CScript() << 486604799 << CScriptNum(4)
<< std::vector<uint8_t>((const uint8_t *)pszTimestamp,
(const uint8_t *)pszTimestamp +
strlen(pszTimestamp));
txNew.vout[0].nValue = genesisReward;
txNew.vout[0].scriptPubKey = genesisOutputScript;
CBlock genesis;
genesis.nTime = nTime;
genesis.nBits = nBits;
genesis.nNonce = ArithToUint256(arith_uint256(nNonce));
genesis.nVersion = nVersion;
genesis.vtx.push_back(MakeTransactionRef(std::move(txNew)));
genesis.hashPrevBlock.SetNull();
genesis.nHeight = 0;
genesis.hashMerkleRoot = BlockMerkleRoot(genesis);
return genesis;
}
/**
* Build the genesis block. Note that the output of its generation transaction
* cannot be spent since it did not originally exist in the database.
*
* CBlock(hash=000000000019d6, ver=1, hashPrevBlock=00000000000000,
* hashMerkleRoot=4a5e1e, nTime=1231006505, nBits=1d00ffff, nNonce=2083236893,
* vtx=1)
* CTransaction(hash=4a5e1e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
* CTxIn(COutPoint(000000, -1), coinbase
* 04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73)
* CTxOut(nValue=50.00000000, scriptPubKey=0x5F1DF16B2B704C8A578D0B)
* vMerkleTree: 4a5e1e
*/
static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce,
uint32_t nBits, int32_t nVersion,
const Amount genesisReward) {
const char *pszTimestamp =
"The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
const CScript genesisOutputScript =
CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909"
"a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112"
"de5c384df7ba0b8d578a4c702b6bf11d5f")
<< OP_CHECKSIG;
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce,
nBits, nVersion, genesisReward);
}
const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
/**
* Main network
*/
/**
* What makes a good checkpoint block?
* + Is surrounded by blocks with reasonable timestamps
* (no blocks before with a timestamp after, none after with
* timestamp before)
* + Contains no strange transactions
*/
class CMainParams : public CChainParams {
public:
CMainParams() {
strNetworkID = "main";
consensus.nSubsidyHalvingInterval = 210000;
consensus.BIP34Height = 227931;
consensus.BIP34Hash = uint256S("0x000000000000024b89b42a942fe0d9fea3bb4"
"4ab7bd1b19115dd6a759c0808b8");
// 000000000000000004c2b624ed5d7756c508d90fd0da2c7c679febfa6c4735f0
consensus.BIP65Height = 388381;
// 00000000000000000379eaa19dce8c9b722d46ae6a57c2f1a988119488b50931
consensus.BIP66Height = 363725;
consensus.antiReplayOpReturnSunsetHeight = 530000;
consensus.antiReplayOpReturnCommitment = GetAntiReplayCommitment();
consensus.powLimit = uint256S("0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.powLimitLegacy = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nDigishieldAveragingWindow = 30;
assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nDigishieldAveragingWindow);
consensus.nDigishieldMaxAdjustDown = 32;
consensus.nDigishieldMaxAdjustUp = 16;
consensus.nZawyLwmaAveragingWindow = 60;
consensus.CDYMaxFutureBlockTime = 240; //
// two weeks
consensus.nPowTargetTimespanLegacy = 14 * 24 * 60 * 60;
consensus.nPowTargetSpacing = 10 * 60;
consensus.nPowTargetSpacingCDY = 2 * 60;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
// 95% of 2016
consensus.nRuleChangeActivationThreshold = 1916;
// nPowTargetTimespan / nPowTargetSpacing
consensus.nMinerConfirmationWindow = 2016;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
// January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime =
1199145601;
// December 31, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout =
1230767999;
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
// May 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime =
1462060800;
// May 1st, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800;
// The best chain should have at least this much work.
consensus.nMinimumChainWork =
uint256S("0x00000000000000000000000000000000000000000082d89e5b8963ba7d734c61");
// By default assume that the signatures in ancestors of this block are
// valid.
consensus.defaultAssumeValid = uint256S("0x000000000000000003d0f45045742bb557f1a6c633cdb9de53564eb7ec4459d0"); // block hash 512665
// Aug, 1 hard fork
consensus.uahfHeight = 478559;
// Nov, 13 hard fork
consensus.daaHeight = 504031;
// hard fork-----add by hmc
consensus.cdyHeight = 512666;
// hard fork
consensus.CDYZawyLWMAHeight = 573123;
consensus.nNewRuleHeight = 592447;
consensus.CDYEquihashForkHeight = 656960; // Around 09/01/2018
/** Height to publish compensing coins*/
consensus.nCompenseHeight = 758000;
/** Height to publish cdy community pool protection plan to prevent attacks, decrease sell pressure */
consensus.nPoolProtectionPlan = 1447999;
consensus.validPoolAddresses.push_back("CRxRgjnz3MPi7FCeV3oXjALLXbnesz8v3F"); // euro pool 1
consensus.validPoolAddresses.push_back("CawyQoHbTxaprmcnJeuCnucTZ3hCCyJ1dZ"); // euro pool 1
consensus.validPoolAddresses.push_back("CZsrKKX7y8iPjrJ4rrE4vkooFgMKNagAWV"); // euro pool 2
consensus.validPoolAddresses.push_back("CewxiZ1kWzagDMoXPhFTwbQxkyirVibZe9"); // euro pool 2
// future/backup approved pools list
consensus.validPoolAddresses.push_back("CPRLv43zoswdjVeWZbnAZiL9p2xys7EyAv");
consensus.validPoolAddresses.push_back("CcDQ4cedyzRMbckhjo3XCGFbQjPXNxiyF8");
consensus.validPoolAddresses.push_back("Ce4KfkQZSqQbBX2i5ckD7hW22Qoabud5UC");
consensus.validPoolAddresses.push_back("CdZWiyU9TkCneDjSokkwXohrrMeTuuijoK");
consensus.validPoolAddresses.push_back("CbVrvUDdDuWKmRSeY6ND4v22snvG8tHG4L");
consensus.validPoolAddresses.push_back("CHo4h1zVTrNYoZmBkC46ah2HZF8RjdWoVZ");
consensus.validPoolAddresses.push_back("CcZ674T8iric5vbrwHvni7pMaxyBSV1gXG");
consensus.validPoolAddresses.push_back("CMY25Y59xxo9JcLrzEcBN4zue75p4jacy1");
consensus.validPoolAddresses.push_back("CauVZ9oFNoq8v6Mg2pqnifxpn3t3CPoNL1");
consensus.validPoolAddresses.push_back("CLFsEBc6nZ2iFt5dKwJsgXYauaCx6HyYVW");
consensus.validPoolAddresses.push_back("CQc8X5R78yiwtVPbcpWxyXiuTRzMx17RiT");
consensus.validPoolAddresses.push_back("CZVcLZPHcvqUzryzGE6NBvuPB87qDbW7eN");
consensus.validPoolAddresses.push_back("CZGTBPNvocPAtsRNY5r3g6gt5iBwEbPUe1");
consensus.validPoolAddresses.push_back("CU3LRuHJpoGfoWr84yEMqB5uajnTJSgoUc");
consensus.BitcoinPostforkBlock = uint256S("0000000000000000007b746068bd08ba4089f97636690e9dc758774e7db21f17"); // 512666 block hash
consensus.BitcoinPostforkTime = 1515799972;
/**
* The message start string is designed to be unlikely to occur in
* normal data. The characters are rarely used upper ASCII, not valid as
* UTF-8, and produce a large 32-bit integer with any alignment.
*/
diskMagic[0] = 0xf9;
diskMagic[1] = 0xbe;
diskMagic[2] = 0xb4;
diskMagic[3] = 0xd9;
netMagic[0] = 0xe3;
netMagic[1] = 0xc3; // 0x80 + 0x43 'C'
netMagic[2] = 0xc4; // 0x80 + 0x44 'D'
netMagic[3] = 0xd9; // 0x80 + 0x59 'Y'
netMagicLegacy[0] = 0xe3; // BCH
netMagicLegacy[1] = 0xe1; // BCH
netMagicLegacy[2] = 0xf3; // BCH
netMagicLegacy[3] = 0xe8; // BCH
// use different default
nDefaultPort = 8367;
nBitcoinDefaultPort = 8333;
nPruneAfterHeight = 100000;
const size_t N = 200, K = 9;
const size_t N2 = 144, K2 = 5;
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N2, K2));
nEquihashN = N;
nEquihashK = K;
nEquihashNnew = N2;
nEquihashKnew = K2;
genesis = CreateGenesisBlock(1231006505, 2083236893, 0x1d00ffff, 1,
50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash(consensus);
assert(consensus.hashGenesisBlock ==
uint256S("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3"
"f1b60a8ce26f"));
assert(genesis.hashMerkleRoot ==
uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab212"
"7b7afdeda33b"));
// Note that of those with the service bits flag, most only support a
// subset of possible options.
// Bitcoin ABC seeder
vSeeds.push_back(CDNSSeedData("seed.cdy.one", "seed.cdy.one", true));
vSeeds.push_back(CDNSSeedData("cdyseed1.awmlite.com", "cdyseed1.awmlite.com", true));
vSeeds.push_back(CDNSSeedData("cdyseed2.awmlite.com", "cdyseed2.awmlite.com", true));
vSeeds.push_back(CDNSSeedData("block.cdy.one", "block.cdy.one", true));
vSeeds.push_back(CDNSSeedData("seed.bitcdy.com", "seed.bitcdy.com", true));
base58Prefixes[PUBKEY_ADDRESS] = std::vector<uint8_t>(1, 0x1c); // 'C'
base58Prefixes[SCRIPT_ADDRESS] = std::vector<uint8_t>(1, 0x58); // 'c'
base58Prefixes[SECRET_KEY] = std::vector<uint8_t>(1, 128);
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};
cashaddrPrefix = "bitcoincandy";
vFixedSeeds = std::vector<SeedSpec6>(
pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
// May 15, 2018 hard fork
consensus.monolithActivationTime = 1526389200;
checkpointData = {
.mapCheckpoints = {
{11111, uint256S("0x0000000069e244f73d78e8fd29ba2fd2ed618bd6fa2"
"ee92559f542fdb26e7c1d")},
{33333, uint256S("0x000000002dd5588a74784eaa7ab0507a18ad16a236e"
"7b1ce69f00d7ddfb5d0a6")},
{74000, uint256S("0x0000000000573993a3c9e41ce34471c079dcf5f52a0"
"e824a81e7f953b8661a20")},
{105000, uint256S("0x00000000000291ce28027faea320c8d2b054b2e0fe"
"44a773f3eefb151d6bdc97")},
{134444, uint256S("0x00000000000005b12ffd4cd315cd34ffd4a594f430"
"ac814c91184a0d42d2b0fe")},
{168000, uint256S("0x000000000000099e61ea72015e79632f216fe6cb33"
"d7899acb35b75c8303b763")},
{193000, uint256S("0x000000000000059f452a5f7340de6682a977387c17"
"010ff6e6c3bd83ca8b1317")},
{210000, uint256S("0x000000000000048b95347e83192f69cf0366076336"
"c639f9b7228e9ba171342e")},
{216116, uint256S("0x00000000000001b4f4b433e81ee46494af945cf960"
"14816a4e2370f11b23df4e")},
{225430, uint256S("0x00000000000001c108384350f74090433e7fcf79a6"
"06b8e797f065b130575932")},
{250000, uint256S("0x000000000000003887df1f29024b06fc2200b55f8a"
"f8f35453d7be294df2d214")},
{279000, uint256S("0x0000000000000001ae8c72a0b0c301f67e3afca10e"
"819efa9041e458e9bd7e40")},
{295000, uint256S("0x00000000000000004d9b4ef50f0f9d686fd69db2e0"
"3af35a100370c64632a983")},
// UAHF fork block.
{478559, uint256S("0x000000000000000000651ef99cb9fcbe0dadde1d42"
"4bd9f15ff20136191a5eec")},
// Nov, 13 DAA activation block.
{504031, uint256S("0x0000000000000000011ebf65b60d0a3de80b8175be"
"709d653b4c1a1beeb6ab9c")},
// Hard fork for bitcoin candy
{512666, uint256S("0x00043bfba38c60e8b283d4e507e5785b8cd5f72b8b"
"72f66542b2e4c62bd2ed79")},
//roll back block for coin infaltion
{671663, uint256S("0x00000241636f7d345b239a2dd785b8e834b494de4d"
"307535d7afb7b1cb84a641")},
// pool protected
{1219400, uint256S("0x00024e9dba1c7b44a73775ef82664ecd75463dd508"
"952cdb91c9a74fcc6c5ef4")},
// extended pool protection
{1448000, uint256S("0x00004d8dffdebd96050a51d0b0318eab6363b1289a"
"8a8497bd8ac142c4f4c97f")},
}};
// Data as of block
// 00000000000000000166d612d5595e2b1cd88d71d695fc580af64d8da8658c23
// (height 446482).
chainTxData = ChainTxData{
// UNIX timestamp of last known number of transactions.
1483472411,
// Total number of transactions between genesis and that timestamp
// (the tx=... number in the SetBestChain debug.log lines)
184495391,
// Estimated number of transactions per second after that timestamp.
3.2};
}
};
static CMainParams mainParams;
/**
* Testnet (v3)
*/
class CTestNetParams : public CChainParams {
public:
CTestNetParams() {
strNetworkID = "test";
consensus.nSubsidyHalvingInterval = 210000;
consensus.BIP34Height = 21111;
consensus.BIP34Hash = uint256S("0x0000000023b3a96d3484e5abb3755c413e7d4"
"1500f8e2a5c3f0dd01299cd8ef8");
// 00000000007f6655f22f98e72ed80d8b06dc761d5da09df0fa1dc4be4f861eb6
consensus.BIP65Height = 581885;
// 000000002104c8c45e99a8853285a3b592602a3ccde2b832481da85e9e4ba182
consensus.BIP66Height = 330776;
consensus.antiReplayOpReturnSunsetHeight = 1250000;
consensus.antiReplayOpReturnCommitment = GetAntiReplayCommitment();
consensus.powLimit = uint256S("0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.powLimitLegacy = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nDigishieldAveragingWindow= 30;
assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nDigishieldAveragingWindow);
consensus.nDigishieldMaxAdjustDown = 32;
consensus.nDigishieldMaxAdjustUp = 16;
consensus.nZawyLwmaAveragingWindow = 60;
consensus.CDYMaxFutureBlockTime = 240;
// two weeks
consensus.nPowTargetTimespanLegacy = 14 * 24 * 60 * 60;
consensus.nPowTargetSpacing = 10 * 60;
consensus.nPowTargetSpacingCDY = 2 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = false;
// 75% for testchains
consensus.nRuleChangeActivationThreshold = 1512;
// nPowTargetTimespan / nPowTargetSpacing
consensus.nMinerConfirmationWindow = 2016;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
// January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime =
1199145601;
// December 31, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout =
1230767999;
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
// March 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime =
1456790400;
// May 1st, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800;
// The best chain should have at least this much work.
consensus.nMinimumChainWork =
uint256S("0000000000000000000000000000000000000000000000000453e926d09ebe87");
// By default assume that the signatures in ancestors of this block are
// valid.
consensus.defaultAssumeValid =
uint256S("0x000000000000b41f1f2ddf130df8824e2b61c0af809ff86dd5cadb3"
"61d984ca7");
// Aug, 1 hard fork
consensus.uahfHeight = 1155876;
// Nov, 13 hard fork
consensus.daaHeight = 1188697;
// hard fork-----add by hmc
consensus.cdyHeight = 201601;
consensus.CDYZawyLWMAHeight = 201641;
consensus.nNewRuleHeight = 201651;
consensus.CDYEquihashForkHeight = 201671;
consensus.nCompenseHeight = 202136;
consensus.BitcoinPostforkBlock = uint256S("00000000d16d6c2aecc7436eea0c54a53741fee9abf265606aa465d6fd3f3d8a"); // block 201601
consensus.BitcoinPostforkTime = 1393815074;
diskMagic[0] = 0x0b;
diskMagic[1] = 0x11;
diskMagic[2] = 0x09;
diskMagic[3] = 0x07;
netMagic[0] = 0xf4;
netMagic[1] = 0x43; // 'C'
netMagic[2] = 0x44; // 'D'
netMagic[3] = 0x59; // 'Y'
// BTC
netMagicLegacy[0] = 0x0b;
netMagicLegacy[1] = 0x11;
netMagicLegacy[2] = 0x09;
netMagicLegacy[3] = 0x07;
// BCH
// netMagicLegacy[0] = 0xf4;
// netMagicLegacy[1] = 0xe5;
// netMagicLegacy[2] = 0xf3;
// netMagicLegacy[3] = 0xf4;
// use different default
nDefaultPort = 18367;
nBitcoinDefaultPort = 18333;
nPruneAfterHeight = 1000;
const size_t N = 200, K = 9;
const size_t N2 = 144, K2 = 5;
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N2, K2));
nEquihashN = N;
nEquihashK = K;
nEquihashNnew = N2;
nEquihashKnew = K2;
genesis =
CreateGenesisBlock(1296688602, 414098458, 0x1d00ffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash(consensus);
assert(consensus.hashGenesisBlock ==
uint256S("0x000000000933ea01ad0ee984209779baaec3ced90fa3f4087195"
"26f8d77f4943"));
assert(genesis.hashMerkleRoot ==
uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab212"
"7b7afdeda33b"));
vFixedSeeds.clear();
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.push_back(CDNSSeedData("bitcoincandy.one", "testnet-seed.bitcoincandy.one", true));
base58Prefixes[PUBKEY_ADDRESS] = std::vector<uint8_t>(1, 111);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<uint8_t>(1, 196);
base58Prefixes[SECRET_KEY] = std::vector<uint8_t>(1, 239);
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x35, 0x87, 0xCF};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
cashaddrPrefix = "cdytest";
vFixedSeeds = std::vector<SeedSpec6>(
pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
consensus.monolithActivationTime = 1525609241;
checkpointData = {
.mapCheckpoints = {
{546, uint256S("000000002a936ca763904c3c35fce2f3556c559c0214345"
"d31b1bcebf76acb70")},
// UAHF fork block.
{1155876, uint256S("00000000000e38fef93ed9582a7df43815d5c2ba9fd"
"37ef70c9a0ea4a285b8f5")},
// Nov, 13. DAA activation block.
{1188697, uint256S("0000000000170ed0918077bde7b4d36cc4c91be69fa"
"09211f748240dabe047fb")},
}};
// Data as of block
// 00000000c2872f8f8a8935c8e3c5862be9038c97d4de2cf37ed496991166928a
// (height 1063660)
chainTxData = ChainTxData{1483546230, 12834668, 0.15};
}
};
static CTestNetParams testNetParams;
/**
* Regression test
*/
class CRegTestParams : public CChainParams {
public:
CRegTestParams() {
strNetworkID = "regtest";
consensus.nSubsidyHalvingInterval = 150;
// BIP34 has not activated on regtest (far in the future so block v1 are
// not rejected in tests)
consensus.BIP34Height = 100000000;
consensus.BIP34Hash = uint256();
// BIP65 activated on regtest (Used in rpc activation tests)
consensus.BIP65Height = 1351;
// BIP66 activated on regtest (Used in rpc activation tests)
consensus.BIP66Height = 1251;
consensus.antiReplayOpReturnSunsetHeight = 530000;
consensus.antiReplayOpReturnCommitment = GetAntiReplayCommitment();
consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.powLimitLegacy = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nDigishieldAveragingWindow = 30;
consensus.nDigishieldMaxAdjustDown = 32;
consensus.nDigishieldMaxAdjustUp = 16;
consensus.nZawyLwmaAveragingWindow = 45;
consensus.nZawyLwmaAjustedWeight = 13632;
consensus.CDYMaxFutureBlockTime = 7 * 10 * 60; // 70 mins
consensus.nPowTargetTimespanLegacy = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.nPowTargetSpacingCDY = 2 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = true;
// 75% for testchains
consensus.nRuleChangeActivationThreshold = 108;
// Faster than normal for regtest (144 instead of 2016)
consensus.nMinerConfirmationWindow = 144;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout =
999999999999ULL;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout =
999999999999ULL;
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x00");
// By default assume that the signatures in ancestors of this block are
// valid.
consensus.defaultAssumeValid = uint256S("0x00");
// Hard fork is always enabled on regtest.
consensus.uahfHeight = 2017;
// hard fork-----add by hmc
consensus.cdyHeight = 2260;
consensus.nNewRuleHeight = 201836;
consensus.CDYEquihashForkHeight = 201876;
consensus.nCompenseHeight = 202000;
// Nov, 13 hard fork is always on on regtest.
consensus.daaHeight = 2250;
consensus.CDYZawyLWMAHeight = -1;
diskMagic[0] = 0xfa;
diskMagic[1] = 0xbf;
diskMagic[2] = 0xb5;
diskMagic[3] = 0xda;
netMagic[0] = 0xda;
netMagic[1] = 0xb5;
netMagic[2] = 0xbf;
netMagic[3] = 0xfa;
nDefaultPort = 18444;
nPruneAfterHeight = 1000;
const size_t N = 48, K = 5;
const size_t N2 = 96, K2 = 5;
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N2, K2));
nEquihashN = N;
nEquihashK = K;
nEquihashNnew = N2;
nEquihashKnew = K2;
genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash(consensus);
assert(consensus.hashGenesisBlock ==
uint256S("0x0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b"
"1a11466e2206"));
assert(genesis.hashMerkleRoot ==
uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab212"
"7b7afdeda33b"));
//!< Regtest mode doesn't have any fixed seeds.
vFixedSeeds.clear();
//!< Regtest mode doesn't have any DNS seeds.
vSeeds.clear();
fMiningRequiresPeers = false;
fDefaultConsistencyChecks = true;
fRequireStandard = false;
fMineBlocksOnDemand = true;
// May 1, 2018 hard fork
consensus.monolithActivationTime = 1526400000;
checkpointData = {.mapCheckpoints = {
{0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5"
"beb436012afca590b1a11466e2206")},
}};
chainTxData = ChainTxData{0, 0, 0};
base58Prefixes[PUBKEY_ADDRESS] = std::vector<uint8_t>(1, 111);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<uint8_t>(1, 196);
base58Prefixes[SECRET_KEY] = std::vector<uint8_t>(1, 239);
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x35, 0x87, 0xCF};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
cashaddrPrefix = "cdyreg";
}
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime,
int64_t nTimeout) {
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
};
static CRegTestParams regTestParams;
static CChainParams *pCurrentParams = 0;
const CChainParams &Params() {
assert(pCurrentParams);
return *pCurrentParams;
}
CChainParams &Params(const std::string &chain) {
if (chain == CBaseChainParams::MAIN) {
return mainParams;
}
if (chain == CBaseChainParams::TESTNET) {
return testNetParams;
}
if (chain == CBaseChainParams::REGTEST) {
return regTestParams;
}
throw std::runtime_error(
strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectParams(const std::string &network) {
SelectBaseParams(network);
pCurrentParams = &Params(network);
}
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime,
int64_t nTimeout) {
regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
}
unsigned int CChainParams::EquihashSolutionWidth(int height) const
{
return EhSolutionWidth(EquihashN(height), EquihashK(height));
}