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signet: Adjust signet parameters for Blackcoin
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@lateminer
lateminer committed Feb 5, 2024
1 parent 4ecc754 commit 2e78fcf
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Showing 2 changed files with 29 additions and 29 deletions.
7 changes: 0 additions & 7 deletions src/consensus/params.h
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Original file line number Diff line number Diff line change
Expand Up @@ -79,13 +79,6 @@ struct Params {
* - fail if the default script verify flags are applied.
*/
std::map<uint256, uint32_t> script_flag_exceptions;
/** Block height and hash at which BIP34 becomes active */
int BIP34Height;
uint256 BIP34Hash;
/** Block height at which BIP65 becomes active */
int BIP65Height;
/** Block height at which BIP66 becomes active */
int BIP66Height;
/** Block height at which CSV (BIP68, BIP112 and BIP113) becomes active */
int CSVHeight;
/** Block height at which Segwit (BIP141, BIP143 and BIP147) becomes active.
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51 changes: 29 additions & 22 deletions src/kernel/chainparams.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -323,16 +323,19 @@ class SigNetParams : public CChainParams {

if (!options.challenge) {
bin = ParseHex("512103ad5e0edad18cb1f0fc0d28a3d4f1f3e445640337489abb10404f2d1e086be430210359ef5021964fe22d6f8e05b2463c9540ce96883fe3b278760f048f5189f2e6c452ae");

/*
vSeeds.emplace_back("seed.signet.bitcoin.sprovoost.nl.");
// Hardcoded nodes can be removed once there are more DNS seeds
vSeeds.emplace_back("178.128.221.177");
vSeeds.emplace_back("v7ajjeirttkbnt32wpy3c6w3emwnfr3fkla7hpxcfokr3ysd3kqtzmqd.onion:38333");
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000000000001899d8142b0");
consensus.defaultAssumeValid = uint256S("0x0000004429ef154f7e00b4f6b46bfbe2d2678ecd351d95bbfca437ab9a5b84ec"); // 138000
*/

vSeeds.clear();

consensus.nMinimumChainWork = uint256S("0x00");
consensus.defaultAssumeValid = uint256S("0x00");
m_assumed_blockchain_size = 1;
chainTxData = ChainTxData{
// Data from RPC: getchaintxstats 4096 000000187d4440e5bff91488b700a140441e089a8aaea707414982460edbfe54
Expand Down Expand Up @@ -360,20 +363,21 @@ class SigNetParams : public CChainParams {
m_chain_type = ChainType::SIGNET;
consensus.signet_blocks = true;
consensus.signet_challenge.assign(bin.begin(), bin.end());
consensus.BIP34Height = 1;
consensus.BIP34Hash = uint256{};
consensus.BIP65Height = 1;
consensus.BIP66Height = 1;
consensus.nMaxReorganizationDepth = 500;
consensus.CSVHeight = 1;
consensus.SegwitHeight = 1;
consensus.nTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nTargetSpacing = 10 * 60;
consensus.nTargetTimespan = 16 * 60; // 16 mins
consensus.nTargetSpacingV1 = 64;
consensus.nTargetSpacing = 64;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
consensus.fPoSNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 1815; // 90% of 2016
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
consensus.MinBIP9WarningHeight = 0;
consensus.powLimit = uint256S("00000377ae000000000000000000000000000000000000000000000000000000");
consensus.powLimit = uint256S("0000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.posLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.posLimitV2 = uint256S("000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffff");
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;
Expand All @@ -385,13 +389,21 @@ class SigNetParams : public CChainParams {
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay

consensus.nProtocolV1RetargetingFixedTime = 1707168541;
consensus.nProtocolV2Time = 1707168542;
consensus.nProtocolV3Time = 1707168543;
consensus.nProtocolV3_1Time = 1707168544;
consensus.nLastPOWBlock = 0x7fffffff;
consensus.nStakeTimestampMask = 0xf;
consensus.nCoinbaseMaturity = 10;

// message start is defined as the first 4 bytes of the sha256d of the block script
HashWriter h{};
h << consensus.signet_challenge;
uint256 hash = h.GetHash();
std::copy_n(hash.begin(), 4, pchMessageStart.begin());

nDefaultPort = 38333;
nDefaultPort = 45714;

genesis = CreateGenesisBlock(1393221600, 216178, 0x1f00ffff, 1, 0);
consensus.hashGenesisBlock = genesis.GetHash();
Expand All @@ -400,25 +412,20 @@ class SigNetParams : public CChainParams {

vFixedSeeds.clear();

m_assumeutxo_data = {
{
.height = 160'000,
.hash_serialized = AssumeutxoHash{uint256S("0xfe0a44309b74d6b5883d246cb419c6221bcccf0b308c9b59b7d70783dbdf928a")},
.nChainTx = 2289496,
.blockhash = uint256S("0x0000003ca3c99aff040f2563c2ad8f8ec88bd0fd6b8f0895cfaf1ef90353a62c")
}
};
m_assumeutxo_data = {};

base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196);
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x35, 0x87, 0xCF};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};

bech32_hrp = "tb";
bech32_hrp = "tblk";

fDefaultConsistencyChecks = false;
m_is_mockable_chain = false;

vDevFundAddress = {};
}
};

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