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chainparams.cpp
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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2021 The Bitcoin Core developers
// Copyright (c) 2014-2025 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 <chainparamsseeds.h>
#include <consensus/merkle.h>
#include <deploymentinfo.h>
#include <llmq/params.h>
#include <util/ranges.h>
#include <util/system.h>
#include <util/underlying.h>
#include <versionbits.h>
#include <arith_uint256.h>
#include <assert.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 CBlock &prevBlock, const CAmount& reward)
{
std::string devNetName = gArgs.GetDevNetName();
assert(!devNetName.empty());
CBlock block = CreateDevNetGenesisBlock(prevBlock.GetHash(), devNetName, 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);
}
bool CChainParams::IsValidMNActivation(int nBit, int64_t timePast) const
{
assert(nBit < VERSIONBITS_NUM_BITS);
for (int index = 0; index < Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++index) {
if (consensus.vDeployments[index].bit == nBit) {
auto& deployment = consensus.vDeployments[index];
if (timePast > deployment.nTimeout || timePast < deployment.nStartTime) {
LogPrintf("%s: activation by bit=%d deployment='%s' is out of time range start=%lld timeout=%lld\n", __func__, nBit, VersionBitsDeploymentInfo[Consensus::DeploymentPos(index)].name, deployment.nStartTime, deployment.nTimeout);
continue;
}
if (!deployment.useEHF) {
LogPrintf("%s: trying to set MnEHF for non-masternode activation fork bit=%d\n", __func__, nBit);
return false;
}
LogPrintf("%s: set MnEHF for bit=%d is valid\n", __func__, nBit);
return true;
}
}
LogPrintf("%s: WARNING: unknown MnEHF fork bit=%d\n", __func__, nBit);
return true;
}
void CChainParams::AddLLMQ(Consensus::LLMQType llmqType)
{
assert(!GetLLMQ(llmqType).has_value());
for (const auto& llmq_param : Consensus::available_llmqs) {
if (llmq_param.type == llmqType) {
consensus.llmqs.push_back(llmq_param);
return;
}
}
error("CChainParams::%s: unknown LLMQ type %d", __func__, static_cast<uint8_t>(llmqType));
assert(false);
}
std::optional<Consensus::LLMQParams> CChainParams::GetLLMQ(Consensus::LLMQType llmqType) const
{
for (const auto& llmq_param : consensus.llmqs) {
if (llmq_param.type == llmqType) {
return std::make_optional(llmq_param);
}
}
return std::nullopt;
}
/**
* Main network on which people trade goods and services.
*/
class CMainParams : public CChainParams {
public:
CMainParams() {
strNetworkID = CBaseChainParams::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.nSuperblockMaturityWindow = 1662; // ~(60*24*3)/2.6, ~3 days before actual Superblock is emitted
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.BIP147Height = 939456; // 00000000000000117befca4fab5622514772f608852e5edd8df9c55464b6fe37
consensus.CSVHeight = 622944; // 00000000000002e3d3a6224cfce80bae367fd3283d1e5a8ba50e5e60b2d2905d
consensus.DIP0001Height = 782208; // 000000000000000cbc9cb551e8ee1ac7aa223585cbdfb755d3683bafd93679e4
consensus.DIP0003Height = 1028160;
consensus.DIP0003EnforcementHeight = 1047200;
consensus.DIP0003EnforcementHash = uint256S("000000000000002d1734087b4c5afc3133e4e1c3e1a89218f62bcd9bb3d17f81");
consensus.DIP0008Height = 1088640; // 00000000000000112e41e4b3afda8b233b8cc07c532d2eac5de097b68358c43e
consensus.BRRHeight = 1374912; // 000000000000000c5a124f3eccfbe6e17876dca79cec9e63dfa70d269113c926
consensus.DIP0020Height = 1516032; // 000000000000000f64ed3bd9af1078177ac026f6aa2677aa4d8beeae43be56cc
consensus.DIP0024Height = 1737792; // 0000000000000001342be9c0b75ad40c276beaad91616423c4d9cb101b3db438
consensus.DIP0024QuorumsHeight = 1738698; // 000000000000001aa25181e4c466e593992c98f9eb21c69ee757b8bb0af50244
consensus.V19Height = 1899072; // 0000000000000015e32e73052d663626327004c81c5c22cb8b42c361015c0eae
consensus.V20Height = 1987776; // 000000000000001bf41cff06b76780050682ca29e61a91c391893d4745579777
consensus.MN_RRHeight = 2128896; // 0000000000000009a9696da93d3807eb14eb00a4ff449206d689156a21b27f26
consensus.MinBIP9WarningHeight = 2128896 + 2016; // mn_rr activation height + miner confirmation window
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 = 1815; // 90% of 2016
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].bit = 11;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nStartTime = 1728864000; // October 14, 2024
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nTimeout = 1760400000; // October 14, 2025
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nWindowSize = 4032;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdStart = 3226; // 80% of 4032
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdMin = 2420; // 60% of 4032
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nFalloffCoeff = 5; // this corresponds to 10 periods
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].useEHF = true;
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000a39050764808db046f5c"); // 2216986
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x0000000000000010b1135dc743f27f6fc8a138c6420a9d963fc676f96c2048f4"); // 2216986
/**
* 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;
nDefaultPort = 9999;
nDefaultPlatformP2PPort = 26656;
nDefaultPlatformHTTPPort = 443;
nPruneAfterHeight = 100000;
m_assumed_blockchain_size = 50;
m_assumed_chain_state_size = 1;
genesis = CreateGenesisBlock(1390095618, 28917698, 0x1e0ffff0, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x00000ffd590b1485b3caadc19b22e6379c733355108f107a430458cdf3407ab6"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
// Note that of those which support the service bits prefix, most only support a subset of
// possible options.
// This is fine at runtime as we'll fall back to using them as an addrfetch if they don't support the
// service bits we want, but we should get them updated to support all service bits wanted by any
// release ASAP to avoid it where possible.
vSeeds.emplace_back("dnsseed.dash.org.");
// 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] = {0x04, 0x88, 0xB2, 0x1E};
// Dash BIP32 prvkeys start with 'xprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};
// Dash BIP44 coin type is '5'
nExtCoinType = 5;
vFixedSeeds = std::vector<uint8_t>(std::begin(chainparams_seed_main), std::end(chainparams_seed_main));
// long living quorum params
AddLLMQ(Consensus::LLMQType::LLMQ_50_60);
AddLLMQ(Consensus::LLMQType::LLMQ_60_75);
AddLLMQ(Consensus::LLMQType::LLMQ_400_60);
AddLLMQ(Consensus::LLMQType::LLMQ_400_85);
AddLLMQ(Consensus::LLMQType::LLMQ_100_67);
consensus.llmqTypeChainLocks = Consensus::LLMQType::LLMQ_400_60;
consensus.llmqTypeDIP0024InstantSend = Consensus::LLMQType::LLMQ_60_75;
consensus.llmqTypePlatform = Consensus::LLMQType::LLMQ_100_67;
consensus.llmqTypeMnhf = Consensus::LLMQType::LLMQ_400_85;
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fRequireRoutableExternalIP = true;
m_is_test_chain = false;
fAllowMultipleAddressesFromGroup = false;
nLLMQConnectionRetryTimeout = 60;
m_is_mockable_chain = false;
nPoolMinParticipants = 3;
nPoolMaxParticipants = 20;
nFulfilledRequestExpireTime = 60*60; // fulfilled requests expire in 1 hour
vSporkAddresses = {"Xgtyuk76vhuFW2iT7UAiHgNdWXCf3J34wh"};
nMinSporkKeys = 1;
nCreditPoolPeriodBlocks = 576;
checkpointData = {
{
{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")},
{967800, uint256S("0x0000000000000024e26c7df7e46d673724d223cf4ca2b2adc21297cc095600f4")},
{1067570, uint256S("0x000000000000001e09926bcf5fa4513d23e870a34f74e38200db99eb3f5b7a70")},
{1167570, uint256S("0x000000000000000fb7b1e9b81700283dff0f7d87cf458e5edfdae00c669de661")},
{1364585, uint256S("0x00000000000000022f355c52417fca9b73306958f7c0832b3a7bce006ca369ef")},
{1450000, uint256S("0x00000000000000105cfae44a995332d8ec256850ea33a1f7b700474e3dad82bc")},
{1796500, uint256S("0x000000000000001d531f36005159f19351bd49ca676398a561e55dcccb84eacd")},
{1850400, uint256S("0x00000000000000261bdbe99c01fcba992e577efa6cc41aae564b8ca9f112b2a3")},
{1889000, uint256S("0x00000000000000075300e852d5bf5380f905b2768241f8b442498442084807a7")},
{1969000, uint256S("0x000000000000000c8b7a3bdcd8b9f516462122314529c8342244c685a4c899bf")},
{2029000, uint256S("0x0000000000000020d5e38b6aef5bc8e430029444d7977b46f710c7d281ef1281")},
{2109672, uint256S("0x000000000000001889bd33ef019065e250d32bd46911f4003d3fdd8128b5358d")},
{2175051, uint256S("0x000000000000001cf26547602d982dcaa909231bbcd1e70c0eb3c65de25473ba")},
{2216986, uint256S("0x0000000000000010b1135dc743f27f6fc8a138c6420a9d963fc676f96c2048f4")},
}
};
m_assumeutxo_data = MapAssumeutxo{
// TODO to be specified in a future patch.
};
// getchaintxstats 17280 000000000000001cf26547602d982dcaa909231bbcd1e70c0eb3c65de25473ba
chainTxData = ChainTxData{
1732068694, // * UNIX timestamp of last known number of transactions (Block 1969000)
55191134, // * total number of transactions between genesis and that timestamp
// (the tx=... number in the ChainStateFlushed debug.log lines)
0.1528060985790164, // * estimated number of transactions per second after that timestamp
};
}
};
/**
* Testnet (v3): public test network which is reset from time to time.
*/
class CTestNetParams : public CChainParams {
public:
CTestNetParams() {
strNetworkID = CBaseChainParams::TESTNET;
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 testnet
consensus.nSuperblockCycle = 24; // Superblocks can be issued hourly on testnet
consensus.nSuperblockMaturityWindow = 8;
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.BIP147Height = 4300; // 0000000040c1480d413c9203664253ab18da284130c329bf88fcfc84312bcbe0
consensus.CSVHeight = 8064; // 00000005eb94d027e34649373669191188858a22c70f4a6d29105e559124cec7
consensus.DIP0001Height = 5500; // 00000001d60a01d8f1f39011cc6b26e3a1c97a24238cab856c2da71a4dd801a9
consensus.DIP0003Height = 7000;
consensus.DIP0003EnforcementHeight = 7300;
consensus.DIP0003EnforcementHash = uint256S("00000055ebc0e974ba3a3fb785c5ad4365a39637d4df168169ee80d313612f8f");
consensus.DIP0008Height = 78800; // 000000000e9329d964d80e7dab2e704b43b6bd2b91fea1e9315d38932e55fb55
consensus.BRRHeight = 387500; // 0000001537dbfd09dea69f61c1f8b2afa27c8dc91c934e144797761c9f10367b
consensus.DIP0020Height = 414100; // 000000cf961868662fbfbb5d1af6f1caa1809f6a4e390efe5f8cd3031adea668
consensus.DIP0024Height = 769700; // 0000008d84e4efd890ae95c70a7a6126a70a80e5c19e4cb264a5b3469aeef172
consensus.DIP0024QuorumsHeight = 770730; // 0000003c43b3ae7fffe61278ca5537a0e256ebf4d709d45f0ab040271074d51e
consensus.V19Height = 850100; // 000004728b8ff2a16b9d4eebb0fd61eeffadc9c7fe4b0ec0b5a739869401ab5b
consensus.V20Height = 905100; // 0000020c5e0f86f385cbf8e90210de9a9fd63633f01433bf47a6b3227a2851fd
consensus.MN_RRHeight = 1066900; // 000000d05d445958a9a4ad6bdc0f4bfb25af124b2326060703373ff2d3b397e9
consensus.MinBIP9WarningHeight = 1066900 + 2016; // mn_rr activation height + miner confirmation window
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 = 4002; // nPowKGWHeight >= nPowDGWHeight means "no KGW"
consensus.nPowDGWHeight = 4002; // TODO: make sure to drop all spork6 related code on next testnet reset
consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].bit = 11;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nStartTime = 1728864000; // October 14, 2024
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdStart = 80; // 80% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdMin = 60; // 60% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nFalloffCoeff = 5; // this corresponds to 10 periods
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].useEHF = true;
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000000031f769ba78b4bee"); // 1189000
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x000001690314036dfbbecbdf382b230ead8e9c584241290a51f9f05a87a9cf7e"); // 1189000
pchMessageStart[0] = 0xce;
pchMessageStart[1] = 0xe2;
pchMessageStart[2] = 0xca;
pchMessageStart[3] = 0xff;
nDefaultPort = 19999;
nDefaultPlatformP2PPort = 22000;
nDefaultPlatformHTTPPort = 22001;
nPruneAfterHeight = 1000;
m_assumed_blockchain_size = 5;
m_assumed_chain_state_size = 1;
genesis = CreateGenesisBlock(1390666206UL, 3861367235UL, 0x1e0ffff0, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x00000bafbc94add76cb75e2ec92894837288a481e5c005f6563d91623bf8bc2c"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
vFixedSeeds.clear();
vFixedSeeds = std::vector<uint8_t>(std::begin(chainparams_seed_test), std::end(chainparams_seed_test));
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.emplace_back("testnet-seed.dashdot.io."); // Just a static list of stable node(s), only supports x9
// 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] = {0x04, 0x35, 0x87, 0xCF};
// Testnet Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
// Testnet Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
// long living quorum params
AddLLMQ(Consensus::LLMQType::LLMQ_50_60);
AddLLMQ(Consensus::LLMQType::LLMQ_60_75);
AddLLMQ(Consensus::LLMQType::LLMQ_400_60);
AddLLMQ(Consensus::LLMQType::LLMQ_400_85);
AddLLMQ(Consensus::LLMQType::LLMQ_100_67);
AddLLMQ(Consensus::LLMQType::LLMQ_25_67);
consensus.llmqTypeChainLocks = Consensus::LLMQType::LLMQ_50_60;
consensus.llmqTypeDIP0024InstantSend = Consensus::LLMQType::LLMQ_60_75;
consensus.llmqTypePlatform = Consensus::LLMQType::LLMQ_25_67;
consensus.llmqTypeMnhf = Consensus::LLMQType::LLMQ_50_60;
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fRequireRoutableExternalIP = true;
m_is_test_chain = true;
fAllowMultipleAddressesFromGroup = false;
nLLMQConnectionRetryTimeout = 60;
m_is_mockable_chain = false;
nPoolMinParticipants = 2;
nPoolMaxParticipants = 20;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
vSporkAddresses = {"yjPtiKh2uwk3bDutTEA2q9mCtXyiZRWn55"};
nMinSporkKeys = 1;
nCreditPoolPeriodBlocks = 576;
checkpointData = {
{
{255, uint256S("0x0000080b600e06f4c07880673f027210f9314575f5f875fafe51971e268b886a")},
{261, uint256S("0x00000c26026d0815a7e2ce4fa270775f61403c040647ff2c3091f99e894a4618")},
{1999, uint256S("0x00000052e538d27fa53693efe6fb6892a0c1d26c0235f599171c48a3cce553b1")},
{2999, uint256S("0x0000024bc3f4f4cb30d29827c13d921ad77d2c6072e586c7f60d83c2722cdcc5")},
{96090, uint256S("0x00000000033df4b94d17ab43e999caaf6c4735095cc77703685da81254d09bba")},
{200000, uint256S("0x000000001015eb5ef86a8fe2b3074d947bc972c5befe32b28dd5ce915dc0d029")},
{395750, uint256S("0x000008b78b6aef3fd05ab78db8b76c02163e885305545144420cb08704dce538")},
{470000, uint256S("0x0000009303aeadf8cf3812f5c869691dbd4cb118ad20e9bf553be434bafe6a52")},
{794950, uint256S("0x000001860e4c7248a9c5cc3bc7106041750560dc5cd9b3a2641b49494bcff5f2")},
{808000, uint256S("0x00000104cb60a2b5e00a8a4259582756e5bf0dca201c0993c63f0e54971ea91a")},
{840000, uint256S("0x000000cd7c3084499912ae893125c13e8c3c656abb6e511dcec6619c3d65a510")},
{851000, uint256S("0x0000014d3b875540ff75517b7fbb1714e25d50ce92f65d7086cfce357928bb02")},
{905100, uint256S("0x0000020c5e0f86f385cbf8e90210de9a9fd63633f01433bf47a6b3227a2851fd")},
{960000, uint256S("0x0000000386cf5061ea16404c66deb83eb67892fa4f79b9e58e5eaab097ec2bd6")},
{1069875, uint256S("0x00000034bfeb926662ba547c0b8dd4ba8cbb6e0c581f4e7d1bddce8f9ca3a608")},
{1143608, uint256S("0x000000eef20eb0062abd4e799967e98bdebb165dd1c567ab4118c1c86c6e948f")},
{1189000, uint256S("0x000001690314036dfbbecbdf382b230ead8e9c584241290a51f9f05a87a9cf7e")},
}
};
m_assumeutxo_data = MapAssumeutxo{
// TODO to be specified in a future patch.
};
// getchaintxstats 17280 000000eef20eb0062abd4e799967e98bdebb165dd1c567ab4118c1c86c6e948f
chainTxData = ChainTxData{
1732068833, // * UNIX timestamp of last known number of transactions (Block 905100)
6701197, // * total number of transactions between genesis and that timestamp
// (the tx=... number in the ChainStateFlushed debug.log lines)
0.01528131540752872, // * estimated number of transactions per second after that timestamp
};
}
};
/**
* Devnet: The Development network intended for developers use.
*/
class CDevNetParams : public CChainParams {
public:
explicit CDevNetParams(const ArgsManager& args) {
strNetworkID = CBaseChainParams::DEVNET;
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.nSuperblockMaturityWindow = 8;
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.BIP147Height = 1; // BIP147 activated immediately on devnet
consensus.CSVHeight = 1; // BIP68 activated immediately on devnet
consensus.DIP0001Height = 2; // DIP0001 activated immediately on devnet
consensus.DIP0003Height = 2; // DIP0003 activated immediately on devnet
consensus.DIP0003EnforcementHeight = 2; // DIP0003 activated immediately on devnet
consensus.DIP0003EnforcementHash = uint256();
consensus.DIP0008Height = 2; // DIP0008 activated immediately on devnet
consensus.BRRHeight = 2; // BRR (realloc) activated immediately on devnet
consensus.DIP0020Height = 2; // DIP0020 activated immediately on devnet
consensus.DIP0024Height = 2; // DIP0024 activated immediately on devnet
consensus.DIP0024QuorumsHeight = 2; // DIP0024 activated immediately on devnet
consensus.V19Height = 2; // V19 activated immediately on devnet
consensus.V20Height = 2; // V20 activated immediately on devnet
consensus.MN_RRHeight = 2; // MN_RR activated immediately on devnet
consensus.MinBIP9WarningHeight = 2 + 2016; // v19 activation height + miner confirmation window
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 = Consensus::BIP9Deployment::NEVER_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].bit = 11;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nStartTime = 1704067200; // January 1, 2024
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nWindowSize = 120;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdStart = 80; // 80% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdMin = 60; // 60% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nFalloffCoeff = 5; // this corresponds to 10 periods
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].useEHF = true;
// 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;
nDefaultPort = 19799;
nDefaultPlatformP2PPort = 22100;
nDefaultPlatformHTTPPort = 22101;
nPruneAfterHeight = 1000;
m_assumed_blockchain_size = 0;
m_assumed_chain_state_size = 0;
UpdateDevnetSubsidyAndDiffParametersFromArgs(args);
genesis = CreateGenesisBlock(1417713337, 1096447, 0x207fffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e"));
assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
devnetGenesis = FindDevNetGenesisBlock(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] = {0x04, 0x35, 0x87, 0xCF};
// Testnet Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
// Testnet Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
// long living quorum params
AddLLMQ(Consensus::LLMQType::LLMQ_50_60);
AddLLMQ(Consensus::LLMQType::LLMQ_60_75);
AddLLMQ(Consensus::LLMQType::LLMQ_400_60);
AddLLMQ(Consensus::LLMQType::LLMQ_400_85);
AddLLMQ(Consensus::LLMQType::LLMQ_100_67);
AddLLMQ(Consensus::LLMQType::LLMQ_DEVNET);
AddLLMQ(Consensus::LLMQType::LLMQ_DEVNET_DIP0024);
AddLLMQ(Consensus::LLMQType::LLMQ_DEVNET_PLATFORM);
consensus.llmqTypeChainLocks = Consensus::LLMQType::LLMQ_DEVNET;
consensus.llmqTypeDIP0024InstantSend = Consensus::LLMQType::LLMQ_DEVNET_DIP0024;
consensus.llmqTypePlatform = Consensus::LLMQType::LLMQ_DEVNET_PLATFORM;
consensus.llmqTypeMnhf = Consensus::LLMQType::LLMQ_DEVNET;
UpdateDevnetLLMQChainLocksFromArgs(args);
UpdateDevnetLLMQInstantSendDIP0024FromArgs(args);
UpdateDevnetLLMQPlatformFromArgs(args);
UpdateDevnetLLMQMnhfFromArgs(args);
UpdateLLMQDevnetParametersFromArgs(args);
UpdateDevnetPowTargetSpacingFromArgs(args);
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fRequireRoutableExternalIP = true;
m_is_test_chain = true;
fAllowMultipleAddressesFromGroup = true;
nLLMQConnectionRetryTimeout = 60;
m_is_mockable_chain = false;
nPoolMinParticipants = 2;
nPoolMaxParticipants = 20;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
vSporkAddresses = {"yjPtiKh2uwk3bDutTEA2q9mCtXyiZRWn55"};
nMinSporkKeys = 1;
nCreditPoolPeriodBlocks = 576;
checkpointData = (CCheckpointData) {
{
{ 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
};
}
/**
* Allows modifying the subsidy and difficulty devnet parameters.
*/
void UpdateDevnetSubsidyAndDiffParameters(int nMinimumDifficultyBlocks, int nHighSubsidyBlocks, int nHighSubsidyFactor)
{
consensus.nMinimumDifficultyBlocks = nMinimumDifficultyBlocks;
consensus.nHighSubsidyBlocks = nHighSubsidyBlocks;
consensus.nHighSubsidyFactor = nHighSubsidyFactor;
}
void UpdateDevnetSubsidyAndDiffParametersFromArgs(const ArgsManager& args);
/**
* Allows modifying the LLMQ type for ChainLocks.
*/
void UpdateDevnetLLMQChainLocks(Consensus::LLMQType llmqType)
{
consensus.llmqTypeChainLocks = llmqType;
}
void UpdateDevnetLLMQChainLocksFromArgs(const ArgsManager& args);
/**
* Allows modifying the LLMQ type for InstantSend (DIP0024).
*/
void UpdateDevnetLLMQDIP0024InstantSend(Consensus::LLMQType llmqType)
{
consensus.llmqTypeDIP0024InstantSend = llmqType;
}
/**
* Allows modifying the LLMQ type for Platform.
*/
void UpdateDevnetLLMQPlatform(Consensus::LLMQType llmqType)
{
consensus.llmqTypePlatform = llmqType;
}
/**
* Allows modifying the LLMQ type for Mnhf.
*/
void UpdateDevnetLLMQMnhf(Consensus::LLMQType llmqType)
{
consensus.llmqTypeMnhf = llmqType;
}
/**
* Allows modifying PowTargetSpacing
*/
void UpdateDevnetPowTargetSpacing(int64_t nPowTargetSpacing)
{
consensus.nPowTargetSpacing = nPowTargetSpacing;
}
/**
* Allows modifying parameters of the devnet LLMQ
*/
void UpdateLLMQDevnetParameters(int size, int threshold)
{
auto params = ranges::find_if(consensus.llmqs, [](const auto& llmq){ return llmq.type == Consensus::LLMQType::LLMQ_DEVNET;});
assert(params != consensus.llmqs.end());
params->size = size;
params->minSize = threshold;
params->threshold = threshold;
params->dkgBadVotesThreshold = threshold;
}
void UpdateLLMQDevnetParametersFromArgs(const ArgsManager& args);
void UpdateDevnetLLMQInstantSendFromArgs(const ArgsManager& args);
void UpdateDevnetLLMQInstantSendDIP0024FromArgs(const ArgsManager& args);
void UpdateDevnetLLMQPlatformFromArgs(const ArgsManager& args);
void UpdateDevnetLLMQMnhfFromArgs(const ArgsManager& args);
void UpdateDevnetPowTargetSpacingFromArgs(const ArgsManager& args);
};
/**
* Regression test: intended for private networks only. Has minimal difficulty to ensure that
* blocks can be found instantly.
*/
class CRegTestParams : public CChainParams {
public:
explicit CRegTestParams(const ArgsManager& args) {
strNetworkID = CBaseChainParams::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 = 20;
consensus.nSuperblockMaturityWindow = 10;
consensus.nGovernanceMinQuorum = 1;
consensus.nGovernanceFilterElements = 100;
consensus.nMasternodeMinimumConfirmations = 1;
consensus.BIP34Height = 1; // Always active unless overridden
consensus.BIP34Hash = uint256();
consensus.BIP65Height = 1; // Always active unless overridden
consensus.BIP66Height = 1; // Always active unless overridden
consensus.BIP147Height = 0; // Always active unless overridden
consensus.CSVHeight = 1; // Always active unless overridden
consensus.DIP0001Height = 1; // Always active unless overridden
consensus.DIP0003Height = 432; // Always active for DashTestFramework in functional tests (see dip3params)
// For unit tests and for BitcoinTestFramework is disabled due to missing quorum commitment for blocks created by helpers such as create_blocks
consensus.DIP0003EnforcementHeight = 500;
consensus.DIP0003EnforcementHash = uint256();
consensus.DIP0008Height = 1; // Always active unless overridden
consensus.BRRHeight = 1; // Always active unless overridden
consensus.DIP0020Height = 1; // Always active unless overridden
consensus.DIP0024Height = 1; // Always have dip0024 quorums unless overridden
consensus.DIP0024QuorumsHeight = 1; // Always have dip0024 quorums unless overridden
consensus.V19Height = 1; // Always active unless overriden
consensus.V20Height = 900;
consensus.MN_RRHeight = 900;
consensus.MinBIP9WarningHeight = 0;
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 = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].bit = 11;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nWindowSize = 200;
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdStart = 200 / 5 * 4; // 80% of window size
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nThresholdMin = 200 / 5 * 3; // 60% of window size
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].nFalloffCoeff = 5; // this corresponds to 10 periods
consensus.vDeployments[Consensus::DEPLOYMENT_WITHDRAWALS].useEHF = true;
// 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 = 19899;
nDefaultPlatformP2PPort = 22200;
nDefaultPlatformHTTPPort = 22201;
nPruneAfterHeight = args.GetBoolArg("-fastprune", false) ? 100 : 1000;
m_assumed_blockchain_size = 0;
m_assumed_chain_state_size = 0;
UpdateActivationParametersFromArgs(args);
UpdateDIP3ParametersFromArgs(args);
UpdateBudgetParametersFromArgs(args);
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.
fDefaultConsistencyChecks = true;
fRequireStandard = true;
fRequireRoutableExternalIP = false;
m_is_test_chain = true;
fAllowMultipleAddressesFromGroup = true;
nLLMQConnectionRetryTimeout = 1; // must be lower then the LLMQ signing session timeout so that tests have control over failing behavior
m_is_mockable_chain = true;
nFulfilledRequestExpireTime = 5*60; // fulfilled requests expire in 5 minutes
nPoolMinParticipants = 2;
nPoolMaxParticipants = 20;
// privKey: cP4EKFyJsHT39LDqgdcB43Y3YXjNyjb5Fuas1GQSeAtjnZWmZEQK
vSporkAddresses = {"yj949n1UH6fDhw6HtVE5VMj2iSTaSWBMcW"};
nMinSporkKeys = 1;
nCreditPoolPeriodBlocks = 100;
checkpointData = {
{
{0, uint256S("0x000008ca1832a4baf228eb1553c03d3a2c8e02399550dd6ea8d65cec3ef23d2e")},
}
};
m_assumeutxo_data = MapAssumeutxo{
{
110,
{AssumeutxoHash{uint256S("0x9b2a277a3e3b979f1a539d57e949495d7f8247312dbc32bce6619128c192b44b")}, 110},
},
{
200,
{AssumeutxoHash{uint256S("0x8a5bdd92252fc6b24663244bbe958c947bb036dc1f94ccd15439f48d8d1cb4e3")}, 200},
},
};
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] = {0x04, 0x35, 0x87, 0xCF};
// Regtest Dash BIP32 prvkeys start with 'tprv' (Bitcoin defaults)
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
// Regtest Dash BIP44 coin type is '1' (All coin's testnet default)
nExtCoinType = 1;
// long living quorum params
AddLLMQ(Consensus::LLMQType::LLMQ_TEST);
AddLLMQ(Consensus::LLMQType::LLMQ_TEST_INSTANTSEND);
AddLLMQ(Consensus::LLMQType::LLMQ_TEST_V17);
AddLLMQ(Consensus::LLMQType::LLMQ_TEST_DIP0024);
AddLLMQ(Consensus::LLMQType::LLMQ_TEST_PLATFORM);
consensus.llmqTypeChainLocks = Consensus::LLMQType::LLMQ_TEST;
consensus.llmqTypeDIP0024InstantSend = Consensus::LLMQType::LLMQ_TEST_DIP0024;
consensus.llmqTypePlatform = Consensus::LLMQType::LLMQ_TEST_PLATFORM;
consensus.llmqTypeMnhf = Consensus::LLMQType::LLMQ_TEST;
UpdateLLMQTestParametersFromArgs(args, Consensus::LLMQType::LLMQ_TEST);
UpdateLLMQTestParametersFromArgs(args, Consensus::LLMQType::LLMQ_TEST_INSTANTSEND);
UpdateLLMQInstantSendDIP0024FromArgs(args);
}
/**
* Allows modifying the Version Bits regtest parameters.
*/
void UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout, int min_activation_height, int64_t nWindowSize, int64_t nThresholdStart, int64_t nThresholdMin, int64_t nFalloffCoeff, int64_t nUseEHF)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
consensus.vDeployments[d].min_activation_height = min_activation_height;
if (nWindowSize != -1) {
consensus.vDeployments[d].nWindowSize = nWindowSize;
}
if (nThresholdStart != -1) {
consensus.vDeployments[d].nThresholdStart = nThresholdStart;
}
if (nThresholdMin != -1) {
consensus.vDeployments[d].nThresholdMin = nThresholdMin;
}
if (nFalloffCoeff != -1) {
consensus.vDeployments[d].nFalloffCoeff = nFalloffCoeff;
}
if (nUseEHF != -1) {
consensus.vDeployments[d].useEHF = nUseEHF > 0;
}
}
void UpdateActivationParametersFromArgs(const ArgsManager& args);
/**
* Allows modifying the DIP3 activation and enforcement height
*/
void UpdateDIP3Parameters(int nActivationHeight, int nEnforcementHeight)
{
consensus.DIP0003Height = nActivationHeight;
consensus.DIP0003EnforcementHeight = nEnforcementHeight;
}
void UpdateDIP3ParametersFromArgs(const ArgsManager& args);
/**
* Allows modifying the budget regtest parameters.
*/
void UpdateBudgetParameters(int nMasternodePaymentsStartBlock, int nBudgetPaymentsStartBlock, int nSuperblockStartBlock)
{
consensus.nMasternodePaymentsStartBlock = nMasternodePaymentsStartBlock;
consensus.nBudgetPaymentsStartBlock = nBudgetPaymentsStartBlock;
consensus.nSuperblockStartBlock = nSuperblockStartBlock;
}
void UpdateBudgetParametersFromArgs(const ArgsManager& args);
/**
* Allows modifying parameters of the test LLMQ
*/
void UpdateLLMQTestParameters(int size, int threshold, const Consensus::LLMQType llmqType)
{
auto params = ranges::find_if(consensus.llmqs, [llmqType](const auto& llmq){ return llmq.type == llmqType;});
assert(params != consensus.llmqs.end());
params->size = size;
params->minSize = threshold;
params->threshold = threshold;
params->dkgBadVotesThreshold = threshold;
}
/**
* Allows modifying the LLMQ type for InstantSend (DIP0024).
*/
void UpdateLLMQDIP0024InstantSend(Consensus::LLMQType llmqType)
{
consensus.llmqTypeDIP0024InstantSend = llmqType;
}
void UpdateLLMQTestParametersFromArgs(const ArgsManager& args, const Consensus::LLMQType llmqType);
void UpdateLLMQInstantSendDIP0024FromArgs(const ArgsManager& args);
};
static void MaybeUpdateHeights(const ArgsManager& args, Consensus::Params& consensus)
{
for (const std::string& arg : args.GetArgs("-testactivationheight")) {
const auto found{arg.find('@')};