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chainparams.cpp
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chainparams.cpp
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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin Core developers
// Copyright (c) 2014-2017 The Dash 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 "tinyformat.h"
#include "util.h"
#include "utilstrencodings.h"
#include "arith_uint256.h"
#include <assert.h>
#include <boost/assign/list_of.hpp>
#include "chainparamsseeds.h"
static CBlock CreateGenesisBlock(const char* pszTimestamp, const CScript& genesisOutputScript, uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
{
CMutableTransaction txNew;
txNew.nVersion = 1;
txNew.vin.resize(1);
txNew.vout.resize(1);
txNew.vin[0].scriptSig = CScript() << 486604799 << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
txNew.vout[0].nValue = genesisReward;
txNew.vout[0].scriptPubKey = genesisOutputScript;
CBlock genesis;
genesis.nTime = nTime;
genesis.nBits = nBits;
genesis.nNonce = nNonce;
genesis.nVersion = nVersion;
genesis.vtx.push_back(MakeTransactionRef(std::move(txNew)));
genesis.hashPrevBlock.SetNull();
genesis.hashMerkleRoot = BlockMerkleRoot(genesis);
return genesis;
}
static CBlock CreateDevNetGenesisBlock(const uint256 &prevBlockHash, const std::string& devNetName, uint32_t nTime, uint32_t nNonce, uint32_t nBits, const CAmount& genesisReward)
{
assert(!devNetName.empty());
CMutableTransaction txNew;
txNew.nVersion = 1;
txNew.vin.resize(1);
txNew.vout.resize(1);
// put height (BIP34) and devnet name into coinbase
txNew.vin[0].scriptSig = CScript() << 1 << std::vector<unsigned char>(devNetName.begin(), devNetName.end());
txNew.vout[0].nValue = genesisReward;
txNew.vout[0].scriptPubKey = CScript() << OP_RETURN;
CBlock genesis;
genesis.nTime = nTime;
genesis.nBits = nBits;
genesis.nNonce = nNonce;
genesis.nVersion = 4;
genesis.vtx.push_back(MakeTransactionRef(std::move(txNew)));
genesis.hashPrevBlock = prevBlockHash;
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=00000ffd590b14, ver=1, hashPrevBlock=00000000000000, hashMerkleRoot=e0028e, nTime=1390095618, nBits=1e0ffff0, nNonce=28917698, vtx=1)
* CTransaction(hash=e0028e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
* CTxIn(COutPoint(000000, -1), coinbase 04ffff001d01044c5957697265642030392f4a616e2f3230313420546865204772616e64204578706572696d656e7420476f6573204c6976653a204f76657273746f636b2e636f6d204973204e6f7720416363657074696e6720426974636f696e73)
* CTxOut(nValue=50.00000000, scriptPubKey=0xA9037BAC7050C479B121CF)
* vMerkleTree: e0028e
*/
static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
{
const char* pszTimestamp = "Wired 09/Jan/2014 The Grand Experiment Goes Live: Overstock.com Is Now Accepting Bitcoins";
const CScript genesisOutputScript = CScript() << ParseHex("040184710fa689ad5023690c80f3a49c8f13f8d45b8c857fbcbc8bc4a8e4d3eb4b10f4d4604fa08dce601aaf0f470216fe1b51850b4acf21b179c45070ac7b03a9") << OP_CHECKSIG;
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}
static CBlock FindDevNetGenesisBlock(const Consensus::Params& params, const CBlock &prevBlock, const CAmount& reward)
{
std::string devNetName = GetDevNetName();
assert(!devNetName.empty());
CBlock block = CreateDevNetGenesisBlock(prevBlock.GetHash(), devNetName.c_str(), prevBlock.nTime + 1, 0, prevBlock.nBits, reward);
arith_uint256 bnTarget;
bnTarget.SetCompact(block.nBits);
for (uint32_t nNonce = 0; nNonce < UINT32_MAX; nNonce++) {
block.nNonce = nNonce;
uint256 hash = block.GetHash();
if (UintToArith256(hash) <= bnTarget)
return block;
}
// This is very unlikely to happen as we start the devnet with a very low difficulty. In many cases even the first
// iteration of the above loop will give a result already
error("FindDevNetGenesisBlock: could not find devnet genesis block for %s", devNetName);
assert(false);
}
/**
* 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 = 210240; // Note: actual number of blocks per calendar year with DGW v3 is ~200700 (for example 449750 - 249050)
consensus.nMasternodePaymentsStartBlock = 100000; // not true, but it's ok as long as it's less then nMasternodePaymentsIncreaseBlock
consensus.nMasternodePaymentsIncreaseBlock = 158000; // actual historical value
consensus.nMasternodePaymentsIncreasePeriod = 576*30; // 17280 - actual historical value
consensus.nInstantSendConfirmationsRequired = 6;
consensus.nInstantSendKeepLock = 24;
consensus.nBudgetPaymentsStartBlock = 328008; // actual historical value
consensus.nBudgetPaymentsCycleBlocks = 16616; // ~(60*24*30)/2.6, actual number of blocks per month is 200700 / 12 = 16725
consensus.nBudgetPaymentsWindowBlocks = 100;
consensus.nSuperblockStartBlock = 614820; // The block at which 12.1 goes live (end of final 12.0 budget cycle)
consensus.nSuperblockStartHash = uint256S("0000000000020cb27c7ef164d21003d5d20cdca2f54dd9a9ca6d45f4d47f8aa3");
consensus.nSuperblockCycle = 16616; // ~(60*24*30)/2.6, actual number of blocks per month is 200700 / 12 = 16725
consensus.nGovernanceMinQuorum = 10;
consensus.nGovernanceFilterElements = 20000;
consensus.nMasternodeMinimumConfirmations = 15;
consensus.BIP34Height = 951;
consensus.BIP34Hash = uint256S("0x000001f35e70f7c5705f64c6c5cc3dea9449e74d5b5c7cf74dad1bcca14a8012");
consensus.BIP65Height = 619382; // 00000000000076d8fcea02ec0963de4abfd01e771fec0863f960c2c64fe6f357
consensus.BIP66Height = 245817; // 00000000000b1fa2dfa312863570e13fae9ca7b5566cb27e55422620b469aefa
consensus.DIP0001Height = 782208;
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
consensus.nPowKGWHeight = 15200;
consensus.nPowDGWHeight = 34140;
consensus.nRuleChangeActivationThreshold = 1916; // 95% of 2016
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1486252800; // Feb 5th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1517788800; // Feb 5th, 2018
// Deployment of DIP0001
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nStartTime = 1508025600; // Oct 15th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nTimeout = 1539561600; // Oct 15th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nWindowSize = 4032;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nThreshold = 3226; // 80% of 4032
// Deployment of BIP147
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].bit = 2;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nStartTime = 1524477600; // Apr 23th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nTimeout = 1556013600; // Apr 23th, 2019
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nWindowSize = 4032;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nThreshold = 3226; // 80% of 4032
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000081021b74f9f47bbd7bc"); // 888900
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x0000000000000026c29d576073ab51ebd1d3c938de02e9a44c7ee9e16f82db28"); // 888900
/**
* 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.
*/
pchMessageStart[0] = 0xbf;
pchMessageStart[1] = 0x0c;
pchMessageStart[2] = 0x6b;
pchMessageStart[3] = 0xbd;
vAlertPubKey = ParseHex("048240a8748a80a286b270ba126705ced4f2ce5a7847b3610ea3c06513150dade2a8512ed5ea86320824683fc0818f0ac019214973e677acd1244f6d0571fc5103");
nDefaultPort = 9999;
nPruneAfterHeight = 100000;
genesis = CreateGenesisBlock(1390095618, 28917698, 0x1e0ffff0, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x00000ffd590b1485b3caadc19b22e6379c733355108f107a430458cdf3407ab6"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
vSeeds.push_back(CDNSSeedData("dash.org", "dnsseed.dash.org"));
vSeeds.push_back(CDNSSeedData("dashdot.io", "dnsseed.dashdot.io"));
vSeeds.push_back(CDNSSeedData("masternode.io", "dnsseed.masternode.io"));
vSeeds.push_back(CDNSSeedData("dashpay.io", "dnsseed.dashpay.io"));
// Dash addresses start with 'X'
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,76);
// Dash script addresses start with '7'
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,16);
// Dash private keys start with '7' or 'X'
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,204);
// Dash BIP32 pubkeys start with 'xpub' (Bitcoin defaults)
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x88)(0xB2)(0x1E).convert_to_container<std::vector<unsigned char> >();
// Dash BIP32 prvkeys start with 'xprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x88)(0xAD)(0xE4).convert_to_container<std::vector<unsigned char> >();
// Dash BIP44 coin type is '5'
nExtCoinType = 5;
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
fAllowMultipleAddressesFromGroup = false;
fAllowMultiplePorts = false;
nPoolMaxTransactions = 3;
nFulfilledRequestExpireTime = 60*60; // fulfilled requests expire in 1 hour
strSporkAddress = "Xgtyuk76vhuFW2iT7UAiHgNdWXCf3J34wh";
checkpointData = (CCheckpointData) {
boost::assign::map_list_of
( 1500, uint256S("0x000000aaf0300f59f49bc3e970bad15c11f961fe2347accffff19d96ec9778e3"))
( 4991, uint256S("0x000000003b01809551952460744d5dbb8fcbd6cbae3c220267bf7fa43f837367"))
( 9918, uint256S("0x00000000213e229f332c0ffbe34defdaa9e74de87f2d8d1f01af8d121c3c170b"))
( 16912, uint256S("0x00000000075c0d10371d55a60634da70f197548dbbfa4123e12abfcbc5738af9"))
( 23912, uint256S("0x0000000000335eac6703f3b1732ec8b2f89c3ba3a7889e5767b090556bb9a276"))
( 35457, uint256S("0x0000000000b0ae211be59b048df14820475ad0dd53b9ff83b010f71a77342d9f"))
( 45479, uint256S("0x000000000063d411655d590590e16960f15ceea4257122ac430c6fbe39fbf02d"))
( 55895, uint256S("0x0000000000ae4c53a43639a4ca027282f69da9c67ba951768a20415b6439a2d7"))
( 68899, uint256S("0x0000000000194ab4d3d9eeb1f2f792f21bb39ff767cb547fe977640f969d77b7"))
( 74619, uint256S("0x000000000011d28f38f05d01650a502cc3f4d0e793fbc26e2a2ca71f07dc3842"))
( 75095, uint256S("0x0000000000193d12f6ad352a9996ee58ef8bdc4946818a5fec5ce99c11b87f0d"))
( 88805, uint256S("0x00000000001392f1652e9bf45cd8bc79dc60fe935277cd11538565b4a94fa85f"))
( 107996, uint256S("0x00000000000a23840ac16115407488267aa3da2b9bc843e301185b7d17e4dc40"))
( 137993, uint256S("0x00000000000cf69ce152b1bffdeddc59188d7a80879210d6e5c9503011929c3c"))
( 167996, uint256S("0x000000000009486020a80f7f2cc065342b0c2fb59af5e090cd813dba68ab0fed"))
( 207992, uint256S("0x00000000000d85c22be098f74576ef00b7aa00c05777e966aff68a270f1e01a5"))
( 312645, uint256S("0x0000000000059dcb71ad35a9e40526c44e7aae6c99169a9e7017b7d84b1c2daf"))
( 407452, uint256S("0x000000000003c6a87e73623b9d70af7cd908ae22fee466063e4ffc20be1d2dbc"))
( 523412, uint256S("0x000000000000e54f036576a10597e0e42cc22a5159ce572f999c33975e121d4d"))
( 523930, uint256S("0x0000000000000bccdb11c2b1cfb0ecab452abf267d89b7f46eaf2d54ce6e652c"))
( 750000, uint256S("0x00000000000000b4181bbbdddbae464ce11fede5d0292fb63fdede1e7c8ab21c"))
( 888900, uint256S("0x0000000000000026c29d576073ab51ebd1d3c938de02e9a44c7ee9e16f82db28"))
};
chainTxData = ChainTxData{
1529305236, // * UNIX timestamp of last known number of transactions
6155435, // * total number of transactions between genesis and that timestamp
// (the tx=... number in the SetBestChain debug.log lines)
0.1 // * estimated number of transactions per second after that timestamp
};
}
};
static CMainParams mainParams;
/**
* Testnet (v3)
*/
class CTestNetParams : public CChainParams {
public:
CTestNetParams() {
strNetworkID = "test";
consensus.nSubsidyHalvingInterval = 210240;
consensus.nMasternodePaymentsStartBlock = 4010; // not true, but it's ok as long as it's less then nMasternodePaymentsIncreaseBlock
consensus.nMasternodePaymentsIncreaseBlock = 4030;
consensus.nMasternodePaymentsIncreasePeriod = 10;
consensus.nInstantSendConfirmationsRequired = 2;
consensus.nInstantSendKeepLock = 6;
consensus.nBudgetPaymentsStartBlock = 4100;
consensus.nBudgetPaymentsCycleBlocks = 50;
consensus.nBudgetPaymentsWindowBlocks = 10;
consensus.nSuperblockStartBlock = 4200; // NOTE: Should satisfy nSuperblockStartBlock > nBudgetPeymentsStartBlock
consensus.nSuperblockStartHash = uint256S("00000000cffabc0f646867fba0550afd6e30e0f4b0fc54e34d3e101a1552df5d");
consensus.nSuperblockCycle = 24; // Superblocks can be issued hourly on testnet
consensus.nGovernanceMinQuorum = 1;
consensus.nGovernanceFilterElements = 500;
consensus.nMasternodeMinimumConfirmations = 1;
consensus.BIP34Height = 76;
consensus.BIP34Hash = uint256S("0x000008ebb1db2598e897d17275285767717c6acfeac4c73def49fbea1ddcbcb6");
consensus.BIP65Height = 2431; // 0000039cf01242c7f921dcb4806a5994bc003b48c1973ae0c89b67809c2bb2ab
consensus.BIP66Height = 2075; // 0000002acdd29a14583540cb72e1c5cc83783560e38fa7081495d474fe1671f7
consensus.DIP0001Height = 5500;
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = false;
consensus.nPowKGWHeight = 4001; // nPowKGWHeight >= nPowDGWHeight means "no KGW"
consensus.nPowDGWHeight = 4001;
consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1506556800; // September 28th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1538092800; // September 28th, 2018
// Deployment of DIP0001
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nStartTime = 1505692800; // Sep 18th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nTimeout = 1537228800; // Sep 18th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nThreshold = 50; // 50% of 100
// Deployment of BIP147
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].bit = 2;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nStartTime = 1517792400; // Feb 5th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nTimeout = 1549328400; // Feb 5th, 2019
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nThreshold = 50; // 50% of 100
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000000003be69c34b1244f"); // 143200
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x0000000004a7878409189b7a8f75b3815d9b8c45ee8f79955a6c727d83bddb04"); // 143200
pchMessageStart[0] = 0xce;
pchMessageStart[1] = 0xe2;
pchMessageStart[2] = 0xca;
pchMessageStart[3] = 0xff;
vAlertPubKey = ParseHex("04517d8a699cb43d3938d7b24faaff7cda448ca4ea267723ba614784de661949bf632d6304316b244646dea079735b9a6fc4af804efb4752075b9fe2245e14e412");
nDefaultPort = 19999;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1390666206UL, 3861367235UL, 0x1e0ffff0, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x00000bafbc94add76cb75e2ec92894837288a481e5c005f6563d91623bf8bc2c"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
vFixedSeeds.clear();
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.push_back(CDNSSeedData("dashdot.io", "testnet-seed.dashdot.io"));
vSeeds.push_back(CDNSSeedData("masternode.io", "test.dnsseed.masternode.io"));
// Testnet Dash addresses start with 'y'
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,140);
// Testnet Dash script addresses start with '8' or '9'
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,19);
// Testnet private keys start with '9' or 'c' (Bitcoin defaults)
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
// Testnet Dash BIP32 pubkeys start with 'tpub' (Bitcoin defaults)
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
// Testnet Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
// Testnet Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
fAllowMultipleAddressesFromGroup = false;
fAllowMultiplePorts = false;
nPoolMaxTransactions = 3;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
strSporkAddress = "yjPtiKh2uwk3bDutTEA2q9mCtXyiZRWn55";
checkpointData = (CCheckpointData) {
boost::assign::map_list_of
( 261, uint256S("0x00000c26026d0815a7e2ce4fa270775f61403c040647ff2c3091f99e894a4618"))
( 1999, uint256S("0x00000052e538d27fa53693efe6fb6892a0c1d26c0235f599171c48a3cce553b1"))
( 2999, uint256S("0x0000024bc3f4f4cb30d29827c13d921ad77d2c6072e586c7f60d83c2722cdcc5"))
( 100000, uint256S("0x0000000003aa53e24b6e60ef97642e4193611f2bcb75ea1fa8105f0b5ffd5242"))
( 143200, uint256S("0x0000000004a7878409189b7a8f75b3815d9b8c45ee8f79955a6c727d83bddb04"))
};
chainTxData = ChainTxData{
1529294335, // * UNIX timestamp of last known number of transactions
5810120, // * total number of transactions between genesis and that timestamp
// (the tx=... number in the SetBestChain debug.log lines)
0.01 // * estimated number of transactions per second after that timestamp
};
}
};
static CTestNetParams testNetParams;
/**
* Devnet
*/
class CDevNetParams : public CChainParams {
public:
CDevNetParams() {
strNetworkID = "dev";
consensus.nSubsidyHalvingInterval = 210240;
consensus.nMasternodePaymentsStartBlock = 4010; // not true, but it's ok as long as it's less then nMasternodePaymentsIncreaseBlock
consensus.nMasternodePaymentsIncreaseBlock = 4030;
consensus.nMasternodePaymentsIncreasePeriod = 10;
consensus.nInstantSendConfirmationsRequired = 2;
consensus.nInstantSendKeepLock = 6;
consensus.nBudgetPaymentsStartBlock = 4100;
consensus.nBudgetPaymentsCycleBlocks = 50;
consensus.nBudgetPaymentsWindowBlocks = 10;
consensus.nSuperblockStartBlock = 4200; // NOTE: Should satisfy nSuperblockStartBlock > nBudgetPeymentsStartBlock
consensus.nSuperblockStartHash = uint256(); // do not check this on devnet
consensus.nSuperblockCycle = 24; // Superblocks can be issued hourly on devnet
consensus.nGovernanceMinQuorum = 1;
consensus.nGovernanceFilterElements = 500;
consensus.nMasternodeMinimumConfirmations = 1;
consensus.BIP34Height = 1; // BIP34 activated immediately on devnet
consensus.BIP65Height = 1; // BIP65 activated immediately on devnet
consensus.BIP66Height = 1; // BIP66 activated immediately on devnet
consensus.DIP0001Height = 2; // DIP0001 activated immediately on devnet
consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = false;
consensus.nPowKGWHeight = 4001; // nPowKGWHeight >= nPowDGWHeight means "no KGW"
consensus.nPowDGWHeight = 4001;
consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1506556800; // September 28th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1538092800; // September 28th, 2018
// Deployment of DIP0001
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nStartTime = 1505692800; // Sep 18th, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nTimeout = 1537228800; // Sep 18th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nThreshold = 50; // 50% of 100
// Deployment of BIP147
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].bit = 2;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nStartTime = 1517792400; // Feb 5th, 2018
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nTimeout = 1549328400; // Feb 5th, 2019
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nThreshold = 50; // 50% of 100
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000000000000000000000");
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x000000000000000000000000000000000000000000000000000000000000000");
pchMessageStart[0] = 0xe2;
pchMessageStart[1] = 0xca;
pchMessageStart[2] = 0xff;
pchMessageStart[3] = 0xce;
vAlertPubKey = ParseHex("04517d8a699cb43d3938d7b24faaff7cda448ca4ea267723ba614784de661949bf632d6304316b244646dea079735b9a6fc4af804efb4752075b9fe2245e14e412");
nDefaultPort = 19999;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1417713337, 1096447, 0x207fffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
devnetGenesis = FindDevNetGenesisBlock(consensus, genesis, 50 * COIN);
consensus.hashDevnetGenesisBlock = devnetGenesis.GetHash();
vFixedSeeds.clear();
vSeeds.clear();
//vSeeds.push_back(CDNSSeedData("dashevo.org", "devnet-seed.dashevo.org"));
// Testnet Dash addresses start with 'y'
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,140);
// Testnet Dash script addresses start with '8' or '9'
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,19);
// Testnet private keys start with '9' or 'c' (Bitcoin defaults)
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
// Testnet Dash BIP32 pubkeys start with 'tpub' (Bitcoin defaults)
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
// Testnet Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
// Testnet Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
fAllowMultipleAddressesFromGroup = true;
fAllowMultiplePorts = true;
nPoolMaxTransactions = 3;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
strSporkAddress = "yjPtiKh2uwk3bDutTEA2q9mCtXyiZRWn55";
checkpointData = (CCheckpointData) {
boost::assign::map_list_of
( 0, uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e"))
( 1, devnetGenesis.GetHash())
};
chainTxData = ChainTxData{
devnetGenesis.GetBlockTime(), // * UNIX timestamp of devnet genesis block
2, // * we only have 2 coinbase transactions when a devnet is started up
0.01 // * estimated number of transactions per second
};
}
};
static CDevNetParams *devNetParams;
/**
* Regression test
*/
class CRegTestParams : public CChainParams {
public:
CRegTestParams() {
strNetworkID = "regtest";
consensus.nSubsidyHalvingInterval = 150;
consensus.nMasternodePaymentsStartBlock = 240;
consensus.nMasternodePaymentsIncreaseBlock = 350;
consensus.nMasternodePaymentsIncreasePeriod = 10;
consensus.nInstantSendConfirmationsRequired = 2;
consensus.nInstantSendKeepLock = 6;
consensus.nBudgetPaymentsStartBlock = 1000;
consensus.nBudgetPaymentsCycleBlocks = 50;
consensus.nBudgetPaymentsWindowBlocks = 10;
consensus.nSuperblockStartBlock = 1500;
consensus.nSuperblockStartHash = uint256(); // do not check this on regtest
consensus.nSuperblockCycle = 10;
consensus.nGovernanceMinQuorum = 1;
consensus.nGovernanceFilterElements = 100;
consensus.nMasternodeMinimumConfirmations = 1;
consensus.BIP34Height = 100000000; // BIP34 has not activated on regtest (far in the future so block v1 are not rejected in tests)
consensus.BIP34Hash = uint256();
consensus.BIP65Height = 1351; // BIP65 activated on regtest (Used in rpc activation tests)
consensus.BIP66Height = 1251; // BIP66 activated on regtest (Used in rpc activation tests)
consensus.DIP0001Height = 2000;
consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = true;
consensus.nPowKGWHeight = 15200; // same as mainnet
consensus.nPowDGWHeight = 34140; // same as mainnet
consensus.nRuleChangeActivationThreshold = 108; // 75% for testchains
consensus.nMinerConfirmationWindow = 144; // Faster than normal for regtest (144 instead of 2016)
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;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_DIP0001].nTimeout = 999999999999ULL;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].bit = 2;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_BIP147].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");
pchMessageStart[0] = 0xfc;
pchMessageStart[1] = 0xc1;
pchMessageStart[2] = 0xb7;
pchMessageStart[3] = 0xdc;
nDefaultPort = 19994;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1417713337, 1096447, 0x207fffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
vFixedSeeds.clear(); //!< Regtest mode doesn't have any fixed seeds.
vSeeds.clear(); //!< Regtest mode doesn't have any DNS seeds.
fMiningRequiresPeers = false;
fDefaultConsistencyChecks = true;
fRequireStandard = false;
fMineBlocksOnDemand = true;
fAllowMultipleAddressesFromGroup = true;
fAllowMultiplePorts = true;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
// privKey: cP4EKFyJsHT39LDqgdcB43Y3YXjNyjb5Fuas1GQSeAtjnZWmZEQK
strSporkAddress = "yj949n1UH6fDhw6HtVE5VMj2iSTaSWBMcW";
checkpointData = (CCheckpointData){
boost::assign::map_list_of
( 0, uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e"))
};
chainTxData = ChainTxData{
0,
0,
0
};
// Regtest Dash addresses start with 'y'
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,140);
// Regtest Dash script addresses start with '8' or '9'
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,19);
// Regtest private keys start with '9' or 'c' (Bitcoin defaults)
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
// Regtest Dash BIP32 pubkeys start with 'tpub' (Bitcoin defaults)
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
// Regtest Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
// Regtest Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
}
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;
else if (chain == CBaseChainParams::TESTNET)
return testNetParams;
else if (chain == CBaseChainParams::DEVNET) {
assert(devNetParams);
return *devNetParams;
} else if (chain == CBaseChainParams::REGTEST)
return regTestParams;
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectParams(const std::string& network)
{
if (network == CBaseChainParams::DEVNET) {
devNetParams = new CDevNetParams();
}
SelectBaseParams(network);
pCurrentParams = &Params(network);
}
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
}