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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2017 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <arith_uint256.h>
#include <chainparams.h>
#include <consensus/merkle.h>
#include <tinyformat.h>
#include <util.h>
#include <utilstrencodings.h>
#include <assert.h>
#include <memory>
#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;
}
/**
* Build the genesis block. Note that the output of its generation
* transaction cannot be spent since it did not originally exist in the
* database.
*
* CBlock(hash=000000000019d6, ver=1, hashPrevBlock=00000000000000, hashMerkleRoot=4a5e1e, nTime=1231006505, nBits=1d00ffff, nNonce=2083236893, vtx=1)
* CTransaction(hash=4a5e1e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
* CTxIn(COutPoint(000000, -1), coinbase 04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73)
* CTxOut(nValue=50.00000000, scriptPubKey=0x5F1DF16B2B704C8A578D0B)
* vMerkleTree: 4a5e1e
*/
static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
{
const char* pszTimestamp = "NY Times 05/Oct/2011 Steve Jobs, Apple’s Visionary, Dies at 56";
const CScript genesisOutputScript = CScript() << ParseHex("049451c9ac3be691a4fa375ea69537a46ef374c1f454dbc7c2c6fe27b280f2b979991aadb29358591a1f72c326b537d7fd03e14d4978a1b57486d9e6d2c3645717") << OP_CHECKSIG;
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}
void CChainParams::UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
/**
* 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 = 840000;
consensus.BIP16Height = 218579; // 87afb798a3ad9378fcd56123c81fb31cfd9a8df4719b9774d71730c16315a092 - October 1, 2012
consensus.BIP34Height = 710000;
consensus.BIP34Hash = uint256S("fa09d204a83a768ed5a7c8d441fa62f2043abf420cff1226c7b4329aeb9d51cf");
consensus.BIP65Height = 918684; // bab3041e8977e0dc3eeff63fe707b92bde1dd449d8efafb248c27c8264cc311a
consensus.BIP66Height = 811879; // 7aceee012833fa8952f8835d8b1b3ae233cd6ab08fdb27a771d2bd7bdc491894
consensus.powLimit = uint256S("0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // 3.5 days
consensus.nPowTargetSpacing = 2.5 * 60;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 6048; // 75% of 8064
consensus.nMinerConfirmationWindow = 8064; // nPowTargetTimespan / nPowTargetSpacing * 4
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 = 1485561600; // January 28, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1517356801; // January 31st, 2018
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1485561600; // January 28, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1517356801; // January 31st, 2018
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000c1bfe2bbe614f41260");
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x66f49ad85624c33e4fd61aa45c54012509ed4a53308908dd07f56346c7939273"); //1441280
/**
* 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] = 0x6a;
pchMessageStart[1] = 0xc6;
pchMessageStart[2] = 0x07;
pchMessageStart[3] = 0x9a;
nDefaultPort = 9333;
nPruneAfterHeight = 100000;
// JWU change the timestamp!
genesis = CreateGenesisBlock(1317972665, 1260, 0x1f07ffff, 1, 50 * COIN); // Cryptonight
//genesis = CreateGenesisBlock(1317972665, 176784, 0x1e0ffff0, 1, 50 * COIN); // Scrypt
//JW remove the following code!
arith_uint256 hashTarget = arith_uint256().SetCompact(genesis.nBits);
//arith_uint256 hashTarget = UintToArith256(uint256S("0x00ffff0000000000000000000000000000000000000000c1bfe2bbe614f41260"));
uint256 hashGenesisBlock = uint256S("0x01");
if (false && genesis.GetHash() != hashGenesisBlock) {
printf("recalculating params for mainnet.\n");
printf("old mainnet genesis nonce: %d\n", genesis.nNonce);
printf("old mainnet genesis hash: %s\n", hashGenesisBlock.ToString().c_str());
// deliberately empty for loop finds nonce value.
for(genesis.nNonce = 1000; hashTarget < UintToArith256(genesis.GetPoWHash()); genesis.nNonce++) {
printf("JWU nNonce: %d\n\n", genesis.nNonce);
}
printf("new mainnet genesis merkle root: %s\n", genesis.hashMerkleRoot.ToString().c_str());
printf("new mainnet genesis nonce: %d\n", genesis.nNonce);
printf("new mainnet genesis hash: %s\n", genesis.GetHash().ToString().c_str());
}
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0xf50e810cb73b256207f90075a48dbb7a39ac2ec68b489d76daab7487f4687bcc")); //Cryptonight
//assert(consensus.hashGenesisBlock == uint256S("0xd7a681608b8fc3bd6d85110317357920291e1c6a4fdf6ee38e5d04c49b878c33")); // Scrypt
assert(genesis.hashMerkleRoot == uint256S("0x677b0cc3aa49a118484f34bc1b1065e4ecdbd9a895e43d7fcd1c4b74beb492da"));
// Note that of those with the service bits flag, most only support a subset of possible options
vSeeds.emplace_back("seed-a.litecoin.loshan.co.uk");
vSeeds.emplace_back("dnsseed.thrasher.io");
vSeeds.emplace_back("dnsseed.litecointools.com");
vSeeds.emplace_back("dnsseed.litecoinpool.org");
vSeeds.emplace_back("dnsseed.koin-project.com");
vSeeds.clear(); //JW remove this!
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,48);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,50);
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,176);
base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E};
base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};
bech32_hrp = "ltc";
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
vFixedSeeds.clear(); //JW remove this!
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
checkpointData = {
{
{ 1500, uint256S("0x841a2965955dd288cfa707a755d05a54e45f8bd476835ec9af4402a2b59a2967")},
{ 4032, uint256S("0x9ce90e427198fc0ef05e5905ce3503725b80e26afd35a987965fd7e3d9cf0846")},
{ 8064, uint256S("0xeb984353fc5190f210651f150c40b8a4bab9eeeff0b729fcb3987da694430d70")},
{ 16128, uint256S("0x602edf1859b7f9a6af809f1d9b0e6cb66fdc1d4d9dcd7a4bec03e12a1ccd153d")},
{ 23420, uint256S("0xd80fdf9ca81afd0bd2b2a90ac3a9fe547da58f2530ec874e978fce0b5101b507")},
{ 50000, uint256S("0x69dc37eb029b68f075a5012dcc0419c127672adb4f3a32882b2b3e71d07a20a6")},
{ 80000, uint256S("0x4fcb7c02f676a300503f49c764a89955a8f920b46a8cbecb4867182ecdb2e90a")},
{120000, uint256S("0xbd9d26924f05f6daa7f0155f32828ec89e8e29cee9e7121b026a7a3552ac6131")},
{161500, uint256S("0xdbe89880474f4bb4f75c227c77ba1cdc024991123b28b8418dbbf7798471ff43")},
{179620, uint256S("0x2ad9c65c990ac00426d18e446e0fd7be2ffa69e9a7dcb28358a50b2b78b9f709")},
{240000, uint256S("0x7140d1c4b4c2157ca217ee7636f24c9c73db39c4590c4e6eab2e3ea1555088aa")},
{383640, uint256S("0x2b6809f094a9215bafc65eb3f110a35127a34be94b7d0590a096c3f126c6f364")},
{409004, uint256S("0x487518d663d9f1fa08611d9395ad74d982b667fbdc0e77e9cf39b4f1355908a3")},
{456000, uint256S("0xbf34f71cc6366cd487930d06be22f897e34ca6a40501ac7d401be32456372004")},
{638902, uint256S("0x15238656e8ec63d28de29a8c75fcf3a5819afc953dcd9cc45cecc53baec74f38")},
{721000, uint256S("0x198a7b4de1df9478e2463bd99d75b714eab235a2e63e741641dc8a759a9840e5")},
}
};
chainTxData = ChainTxData{
// Data as of block 59c9b9d3fec105bdc716d84caa7579503d5b05b73618d0bf2d5fa639f780a011 (height 1353397).
1516406833, // * UNIX timestamp of last known number of transactions
19831879, // * total number of transactions between genesis and that timestamp
// (the tx=... number in the SetBestChain debug.log lines)
0.06 // * estimated number of transactions per second after that timestamp
};
}
};
/**
* Testnet (v3)
*/
class CTestNetParams : public CChainParams {
public:
CTestNetParams() {
strNetworkID = "test";
consensus.nSubsidyHalvingInterval = 840000;
consensus.BIP16Height = 0; // always enforce P2SH BIP16 on regtest
consensus.BIP34Height = 76;
consensus.BIP34Hash = uint256S("8075c771ed8b495ffd943980a95f702ab34fce3c8c54e379548bda33cc8c0573");
consensus.BIP65Height = 76; // 8075c771ed8b495ffd943980a95f702ab34fce3c8c54e379548bda33cc8c0573
consensus.BIP66Height = 76; // 8075c771ed8b495ffd943980a95f702ab34fce3c8c54e379548bda33cc8c0573
consensus.powLimit = uint256S("0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // 3.5 days
consensus.nPowTargetSpacing = 2.5 * 60;
consensus.fPowAllowMinDifficultyBlocks = 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 = 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 = 1483228800; // January 1, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1517356801; // January 31st, 2018
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1483228800; // January 1, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1517356801; // January 31st, 2018
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000000001df7b5aa1700ce");
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x1efb29c8187d5a496a33377941d1df415169c3ce5d8c05d055f25b683ec3f9a3"); //612653
pchMessageStart[0] = 0xfe;
pchMessageStart[1] = 0xec;
pchMessageStart[2] = 0x65;
pchMessageStart[3] = 0xe4;
nDefaultPort = 19335;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1486949366, 293345, 0x1e0ffff0, 1, 50 * COIN);
//JW remove the following code!
arith_uint256 hashTarget = arith_uint256().SetCompact(genesis.nBits);
uint256 hashGenesisBlock = uint256S("0x01");
if (false && genesis.GetHash() != hashGenesisBlock) {
printf("recalculating params for mainnet.\n");
printf("old mainnet genesis nonce: %d\n", genesis.nNonce);
printf("old mainnet genesis hash: %s\n", hashGenesisBlock.ToString().c_str());
// deliberately empty for loop finds nonce value.
for(genesis.nNonce = 0; hashTarget < UintToArith256(genesis.GetPoWHash()); genesis.nNonce++){}
printf("new mainnet genesis merkle root: %s\n", genesis.hashMerkleRoot.ToString().c_str());
printf("new mainnet genesis nonce: %d\n", genesis.nNonce);
printf("new mainnet genesis hash: %s\n", genesis.GetHash().ToString().c_str());
}
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x4966625a4b2851d9fdee139e56211a0d88575f59ed816ff5e6a63deb4e3e29a0"));
assert(genesis.hashMerkleRoot == uint256S("0x97ddfbbae6be97fd6cdf3e7ca13232a3afff2353e29badfab7f73011edd4ced9"));
vFixedSeeds.clear();
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.emplace_back("testnet-seed.litecointools.com");
vSeeds.emplace_back("seed-b.litecoin.loshan.co.uk");
vSeeds.emplace_back("dnsseed-testnet.thrasher.io");
vSeeds.clear(); // JWU remove this!
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196);
base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
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 = "tltc";
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
checkpointData = (CCheckpointData) {
{
{2056, uint256S("17748a31ba97afdc9a4f86837a39d287e3e7c7290a08a1d816c5969c78a83289")},
}
};
chainTxData = ChainTxData{
// Data as of block a0afbded94d4be233e191525dc2d467af5c7eab3143c852c3cd549831022aad6 (height 343833)
1516406749,
794057,
0.01
};
}
};
/**
* Regression test
*/
class CRegTestParams : public CChainParams {
public:
CRegTestParams() {
strNetworkID = "regtest";
consensus.nSubsidyHalvingInterval = 150;
consensus.BIP16Height = 0; // always enforce P2SH BIP16 on regtest
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.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // two weeks
consensus.nPowTargetSpacing = 2.5 * 60;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = true;
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_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
// 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] = 0xe3;
pchMessageStart[1] = 0x0c;
pchMessageStart[2] = 0x1a;
pchMessageStart[3] = 0x2f;
nDefaultPort = 19444;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1296688602, 0, 0x207fffff, 1, 50 * COIN);
//JW remove the following code!
arith_uint256 hashTarget = arith_uint256().SetCompact(genesis.nBits);
uint256 hashGenesisBlock = uint256S("0x01");
if (false && genesis.GetHash() != hashGenesisBlock) {
printf("recalculating params for mainnet.\n");
printf("old mainnet genesis nonce: %d\n", genesis.nNonce);
printf("old mainnet genesis hash: %s\n", hashGenesisBlock.ToString().c_str());
// deliberately empty for loop finds nonce value.
for(genesis.nNonce = 0; hashTarget < UintToArith256(genesis.GetPoWHash()); genesis.nNonce++){}
printf("new mainnet genesis merkle root: %s\n", genesis.hashMerkleRoot.ToString().c_str());
printf("new mainnet genesis nonce: %d\n", genesis.nNonce);
printf("new mainnet genesis hash: %s\n", genesis.GetHash().ToString().c_str());
}
consensus.hashGenesisBlock = genesis.GetHash();
assert(consensus.hashGenesisBlock == uint256S("0x530827f38f93b43ed12af0b3ad25a288dc02ed74d6d7857862df51fc56c416f9"));
assert(genesis.hashMerkleRoot == uint256S("0x97ddfbbae6be97fd6cdf3e7ca13232a3afff2353e29badfab7f73011edd4ced9"));
vFixedSeeds.clear(); //!< Regtest mode doesn't have any fixed seeds.
vSeeds.clear(); //!< Regtest mode doesn't have any DNS seeds.
fDefaultConsistencyChecks = true;
fRequireStandard = false;
fMineBlocksOnDemand = true;
checkpointData = {
{
{0, uint256S("530827f38f93b43ed12af0b3ad25a288dc02ed74d6d7857862df51fc56c416f9")},
}
};
chainTxData = ChainTxData{
0,
0,
0
};
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196);
base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
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 = "rltc";
}
};
static std::unique_ptr<CChainParams> globalChainParams;
const CChainParams &Params() {
assert(globalChainParams);
return *globalChainParams;
}
std::unique_ptr<CChainParams> CreateChainParams(const std::string& chain)
{
if (chain == CBaseChainParams::MAIN)
return std::unique_ptr<CChainParams>(new CMainParams());
else if (chain == CBaseChainParams::TESTNET)
return std::unique_ptr<CChainParams>(new CTestNetParams());
else if (chain == CBaseChainParams::REGTEST)
return std::unique_ptr<CChainParams>(new CRegTestParams());
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectParams(const std::string& network)
{
SelectBaseParams(network);
globalChainParams = CreateChainParams(network);
}
void UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
globalChainParams->UpdateVersionBitsParameters(d, nStartTime, nTimeout);
}