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Merge da083d4bbd into merged_master (Bitcoin PR bitcoin/bitcoin#29775)

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ivanlele 2026-03-11 17:10:37 +00:00
commit d06014267a
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27 changed files with 291 additions and 31 deletions
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117
src/kernel/chainparams.cpp
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@ -226,6 +226,7 @@ public:
consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.enforce_BIP94 = false;
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 1815; // 90% of 2016
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
@ -374,6 +375,7 @@ public:
consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.enforce_BIP94 = false;
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
@ -480,6 +482,114 @@ public:
}
};
/**
* Testnet (v4): public test network which is reset from time to time.
*/
class CTestNet4Params : public CChainParams {
public:
CTestNet4Params() {
m_chain_type = ChainTypeMetaFrom(ChainType::TESTNET4);
consensus.signet_blocks = false;
consensus.signet_challenge.clear();
consensus.nSubsidyHalvingInterval = 210000;
consensus.BIP34Height = 1;
consensus.BIP34Hash = uint256{};
consensus.BIP65Height = 1;
consensus.BIP66Height = 1;
consensus.CSVHeight = 1;
consensus.SegwitHeight = 1;
consensus.MinBIP9WarningHeight = 0;
consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.enforce_BIP94 = true;
consensus.fPowNoRetargeting = false;
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
// Deployment of Taproot (BIPs 340-342)
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2;
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_DYNA_FED].bit = 25;
consensus.vDeployments[Consensus::DEPLOYMENT_DYNA_FED].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_DYNA_FED].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_DYNA_FED].min_activation_height = 0; // No activation delay
consensus.vDeployments[Consensus::DEPLOYMENT_SIMPLICITY].bit = 21;
consensus.vDeployments[Consensus::DEPLOYMENT_SIMPLICITY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_SIMPLICITY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_SIMPLICITY].min_activation_height = 0; // No activation delay
consensus.nMinimumChainWork = uint256{};
consensus.defaultAssumeValid = uint256{};
pchMessageStart[0] = 0x1c;
pchMessageStart[1] = 0x16;
pchMessageStart[2] = 0x3f;
pchMessageStart[3] = 0x28;
nDefaultPort = 48333;
nPruneAfterHeight = 1000;
m_assumed_blockchain_size = 0;
m_assumed_chain_state_size = 0;
const char* testnet4_genesis_msg = "03/May/2024 000000000000000000001ebd58c244970b3aa9d783bb001011fbe8ea8e98e00e";
const CScript testnet4_genesis_script = CScript() << ParseHex("000000000000000000000000000000000000000000000000000000000000000000") << OP_CHECKSIG;
genesis = CreateGenesisBlock(consensus, CScript() << 486604799 << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)testnet4_genesis_msg, (const unsigned char*)testnet4_genesis_msg + strlen(testnet4_genesis_msg)),
testnet4_genesis_script,
1714777860,
393743547,
0x1d00ffff,
1,
50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x00000000da84f2bafbbc53dee25a72ae507ff4914b867c565be350b0da8bf043"));
assert(genesis.hashMerkleRoot == uint256S("0x7aa0a7ae1e223414cb807e40cd57e667b718e42aaf9306db9102fe28912b7b4e"));
vFixedSeeds.clear();
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.emplace_back("seed.testnet4.bitcoin.sprovoost.nl."); // Sjors Provoost
vSeeds.emplace_back("seed.testnet4.wiz.biz."); // Jason Maurice
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};
bech32_hrp = "tb";
vFixedSeeds = std::vector<uint8_t>(std::begin(chainparams_seed_testnet4), std::end(chainparams_seed_testnet4));
fDefaultConsistencyChecks = false;
m_is_mockable_chain = false;
checkpointData = {
{
{},
}
};
m_assumeutxo_data = {
{}
};
chainTxData = ChainTxData{
.nTime = 0,
.tx_count = 0,
.dTxRate = 0,
};
}
};
/**
* Signet: test network with an additional consensus parameter (see BIP325).
*/
@ -540,6 +650,7 @@ public:
consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.enforce_BIP94 = false;
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 1815; // 90% of 2016
consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
@ -649,6 +760,7 @@ public:
consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 10 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.enforce_BIP94 = false;
consensus.fPowNoRetargeting = true;
consensus.nRuleChangeActivationThreshold = 108; // 75% for testchains
consensus.nMinerConfirmationWindow = 144; // Faster than normal for regtest (144 instead of 2016)
@ -1763,6 +1875,11 @@ std::unique_ptr<const CChainParams> CChainParams::TestNet()
return std::make_unique<const CTestNetParams>();
}
std::unique_ptr<const CChainParams> CChainParams::TestNet4()
{
return std::make_unique<const CTestNet4Params>();
}
std::vector<int> CChainParams::GetAvailableSnapshotHeights() const
{
std::vector<int> heights;