/
chainparams.cpp
415 lines (355 loc) · 19.4 KB
/
chainparams.cpp
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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2018 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 <chainparams.h>
#include <chainparamsseeds.h>
#include <consensus/merkle.h>
#include <tinyformat.h>
#include <util/system.h>
#include <util/strencodings.h>
#include <versionbitsinfo.h>
#include <assert.h>
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/split.hpp>
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("040184710fa689ad5023690c80f3a49c8f13f8d45b8c857fbcbc8bc4a8e4d3eb4b10f4d4604fa08dce601aaf0f470216fe1b51850b4acf21b179c45070ac7b03a9") << OP_CHECKSIG;
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}
/**
* Main network
*/
class CMainParams : public CChainParams {
public:
CMainParams() {
strNetworkID = "main";
consensus.nSubsidyHalvingInterval = 840000;
consensus.BIP16Height = 0; // 87afb798a3ad9378fcd56123c81fb31cfd9a8df4719b9774d71730c16315a092 - October 1, 2012
consensus.BIP34Height = 0;
consensus.BIP34Hash = uint256();
consensus.BIP65Height = 0; // bab3041e8977e0dc3eeff63fe707b92bde1dd449d8efafb248c27c8264cc311a
consensus.BIP66Height = 0; // 7aceee012833fa8952f8835d8b1b3ae233cd6ab08fdb27a771d2bd7bdc491894
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
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 = Consensus::BIP9Deployment::ALWAYS_ACTIVE;; // January 28, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;; // January 31st, 2018
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE;; // January 28, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; // January 31st, 2018
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000000000000000200020");
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2"); //1683528
/**
* 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] = 0x4d; // M
pchMessageStart[1] = 0x58; // X
pchMessageStart[2] = 0x43; // C
pchMessageStart[3] = 0x74; // t
nDefaultPort = 21122;
nPruneAfterHeight = 100000;
m_assumed_blockchain_size = 2;
m_assumed_chain_state_size = 1;
genesis = CreateGenesisBlock(1317972665, 2084524493, 0x1e0ffff0, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
////////////armen Merikyan ///////////////
/**
Adding some code to generate the genesis block and time it automatically with generatetoaddress
**/
uint256 hash = genesis.GetHash();
printf("BLOCK 1 %s\n", consensus.hashGenesisBlock.ToString().c_str());
printf("merkle 1 %s\n", genesis.hashMerkleRoot.ToString().c_str());
printf("NEW 2 %s\n", hash.ToString().c_str());
assert(consensus.hashGenesisBlock == uint256S("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2"));
assert(genesis.hashMerkleRoot == uint256S("0x97ddfbbae6be97fd6cdf3e7ca13232a3afff2353e29badfab7f73011edd4ced9"));
// 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 a oneshot 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("18.216.52.172");
vSeeds.emplace_back("dnsseed.maximcoin.org");
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,50);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,51);
base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,51);
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 = "mxc";
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
checkpointData = {
{
{0,uint256S("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2")}
}
};
chainTxData = ChainTxData{
// Data from rpc: getchaintxstats 4096 2cdba8c47858d34cf0e02dfb8733263a3ed8705b1663ec7c158783d77b93e7ee
/* nTime */ 1611066695,
/* nTxCount */ 0,
/* dTxRate */ 0
};
/* disable fallback fee on mainnet */
m_fallback_fee_enabled = false;
}
};
/**
* Testnet (v3)
*/
class CTestNetParams : public CChainParams {
public:
CTestNetParams() {
strNetworkID = "test";
consensus.nSubsidyHalvingInterval = 840000;
consensus.BIP16Height = 0; // always enforce P2SH BIP16 on testnet
consensus.BIP34Height = 0;
consensus.BIP34Hash = uint256();
consensus.BIP65Height = 0; // 8075c771ed8b495ffd943980a95f702ab34fce3c8c54e379548bda33cc8c0573
consensus.BIP66Height = 0; // 8075c771ed8b495ffd943980a95f702ab34fce3c8c54e379548bda33cc8c0573
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
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 = Consensus::BIP9Deployment::ALWAYS_ACTIVE; // January 1, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; // January 31st, 2018
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE; // January 1, 2017
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; // January 31st, 2018
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000000000000000200020");
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x4966625a4b2851d9fdee139e56211a0d88575f59ed816ff5e6a63deb4e3e29a0"); //1174621
pchMessageStart[0] = 0x6d;
pchMessageStart[1] = 0x78;
pchMessageStart[2] = 0x63;
pchMessageStart[3] = 0x74;
nDefaultPort = 31122;
nPruneAfterHeight = 1000;
m_assumed_blockchain_size = 2;
m_assumed_chain_state_size = 1;
genesis = CreateGenesisBlock(1486949366, 293345, 0x1e0ffff0, 1, 50 * COIN);
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("testdnsseed.maximcoin.org");
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,110); //m
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,110); //m
base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,110); //m
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 = "tmxc";
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
checkpointData = {
{
{0,uint256S("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2")}
}
};
chainTxData = ChainTxData{
// Data from rpc: getchaintxstats 4096 e79561972208ba3a02c308482176b33f3ec841d4213ea7bbaa3f22b7c8a16f32
/* nTime */ 1611066695,
/* nTxCount */ 0,
/* dTxRate */ 0
};
/* enable fallback fee on testnet */
m_fallback_fee_enabled = true;
}
};
/**
* Regression test
*/
class CRegTestParams : public CChainParams {
public:
explicit CRegTestParams(const ArgsManager& args) {
strNetworkID = "regtest";
consensus.nSubsidyHalvingInterval = 150;
consensus.BIP16Height = 0;
consensus.BIP34Height = 0; // BIP34 activated on regtest (Used in functional tests)
consensus.BIP34Hash = uint256();
consensus.BIP65Height = 0; // BIP65 activated on regtest (Used in functional tests)
consensus.BIP66Height = 0; // BIP66 activated on regtest (Used in functional 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] = 0x6d;
pchMessageStart[1] = 0x78;
pchMessageStart[2] = 0x63;
pchMessageStart[3] = 0x74;
nDefaultPort = 20444;
nPruneAfterHeight = 1000;
m_assumed_blockchain_size = 0;
m_assumed_chain_state_size = 0;
UpdateVersionBitsParametersFromArgs(args);
genesis = CreateGenesisBlock(1296688602, 0, 0x207fffff, 1, 50 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
uint256 hash = genesis.GetHash();
printf("BLOCK regtest %s\n", consensus.hashGenesisBlock.ToString().c_str());
printf("merkle 1 %s\n", genesis.hashMerkleRoot.ToString().c_str());
printf("Block Regtest %s\n", hash.ToString().c_str());
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("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2")}
}
};
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 = "rmxc";
/* enable fallback fee on regtest */
m_fallback_fee_enabled = true;
}
/**
* Allows modifying the Version Bits regtest parameters.
*/
void UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
void UpdateVersionBitsParametersFromArgs(const ArgsManager& args);
};
void CRegTestParams::UpdateVersionBitsParametersFromArgs(const ArgsManager& args)
{
if (!args.IsArgSet("-vbparams")) return;
for (const std::string& strDeployment : args.GetArgs("-vbparams")) {
std::vector<std::string> vDeploymentParams;
boost::split(vDeploymentParams, strDeployment, boost::is_any_of(":"));
if (vDeploymentParams.size() != 3) {
throw std::runtime_error("Version bits parameters malformed, expecting deployment:start:end");
}
int64_t nStartTime, nTimeout;
if (!ParseInt64(vDeploymentParams[1], &nStartTime)) {
throw std::runtime_error(strprintf("Invalid nStartTime (%s)", vDeploymentParams[1]));
}
if (!ParseInt64(vDeploymentParams[2], &nTimeout)) {
throw std::runtime_error(strprintf("Invalid nTimeout (%s)", vDeploymentParams[2]));
}
bool found = false;
for (int j=0; j < (int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) {
if (vDeploymentParams[0] == VersionBitsDeploymentInfo[j].name) {
UpdateVersionBitsParameters(Consensus::DeploymentPos(j), nStartTime, nTimeout);
found = true;
LogPrintf("Setting version bits activation parameters for %s to start=%ld, timeout=%ld\n", vDeploymentParams[0], nStartTime, nTimeout);
break;
}
}
if (!found) {
throw std::runtime_error(strprintf("Invalid deployment (%s)", vDeploymentParams[0]));
}
}
}
static std::unique_ptr<const CChainParams> globalChainParams;
const CChainParams &Params() {
assert(globalChainParams);
return *globalChainParams;
}
std::unique_ptr<const 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(gArgs));
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectParams(const std::string& network)
{
SelectBaseParams(network);
globalChainParams = CreateChainParams(network);
}