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dogecoin/src/chainparams.cpp
Patrick Lodder 7237da74b8
update inline copyright years 
adds a line when no copyright for Dogecoin Core Developers exists
but the file has been edited by us, to the last year found in git
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2024-02-25 13:12:26 -05:00

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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2016 The Bitcoin Core developers
// Copyright (c) 2022-2024 The Dogecoin 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 "consensus/merkle.h"
#include "tinyformat.h"
#include "util.h"
#include "utilstrencodings.h"
#include <assert.h>
#include <boost/assign/list_of.hpp>
#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=1386325540, nBits=0x1e0ffff0, nNonce=99943, 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 = "Nintondo";
const CScript genesisOutputScript = CScript() << ParseHex("040184710fa689ad5023690c80f3a49c8f13f8d45b8c857fbcbc8bc4a8e4d3eb4b10f4d4604fa08dce601aaf0f470216fe1b51850b4acf21b179c45070ac7b03a9") << OP_CHECKSIG;
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}
/**
* 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 {
private:
Consensus::Params digishieldConsensus;
Consensus::Params auxpowConsensus;
public:
CMainParams() {
strNetworkID = "main";
// Blocks 0 - 144999 are conventional difficulty calculation
consensus.nSubsidyHalvingInterval = 100000;
consensus.nMajorityEnforceBlockUpgrade = 1500;
consensus.nMajorityRejectBlockOutdated = 1900;
consensus.nMajorityWindow = 2000;
// BIP34 is never enforced in Dogecoin v2 blocks, so we enforce from v3
consensus.BIP34Height = 1034383;
consensus.BIP34Hash = uint256S("0x80d1364201e5df97e696c03bdd24dc885e8617b9de51e453c10a4f629b1e797a");
consensus.BIP65Height = 3464751; // 34cd2cbba4ba366f47e5aa0db5f02c19eba2adf679ceb6653ac003bdc9a0ef1f - first v4 block after the last v3 block
consensus.BIP66Height = 1034383; // 80d1364201e5df97e696c03bdd24dc885e8617b9de51e453c10a4f629b1e797a - this is the last block that could be v2, 1900 blocks past the last v2 block
consensus.powLimit = uint256S("0x00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20;
consensus.nPowTargetTimespan = 4 * 60 * 60; // pre-digishield: 4 hours
consensus.nPowTargetSpacing = 60; // 1 minute
consensus.fDigishieldDifficultyCalculation = false;
consensus.nCoinbaseMaturity = 30;
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowAllowDigishieldMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 9576; // 95% of 10,080
consensus.nMinerConfirmationWindow = 10080; // 60 * 24 * 7 = 10,080 blocks, or one week
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.
// XXX: BIP heights and hashes all need to be updated to Dogecoin values
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1462060800; // May 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1479168000; // November 15th, 2016.
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 0; // Disabled
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000e993d2aa86cf246a49b"); // 5,050,000
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0xe7d4577405223918491477db725a393bcfc349d8ee63b0a4fde23cbfbfd81dea"); // 5,050,000
// AuxPoW parameters
consensus.nAuxpowChainId = 0x0062; // 98 - Josh Wise!
consensus.fStrictChainId = true;
consensus.fAllowLegacyBlocks = true;
consensus.nHeightEffective = 0;
// Blocks 145000 - 371336 are Digishield without AuxPoW
digishieldConsensus = consensus;
digishieldConsensus.nHeightEffective = 145000;
digishieldConsensus.fSimplifiedRewards = true;
digishieldConsensus.fDigishieldDifficultyCalculation = true;
digishieldConsensus.nPowTargetTimespan = 60; // post-digishield: 1 minute
digishieldConsensus.nCoinbaseMaturity = 240;
// Blocks 371337+ are AuxPoW
auxpowConsensus = digishieldConsensus;
auxpowConsensus.nHeightEffective = 371337;
auxpowConsensus.fAllowLegacyBlocks = false;
// Assemble the binary search tree of consensus parameters
pConsensusRoot = &digishieldConsensus;
digishieldConsensus.pLeft = &consensus;
digishieldConsensus.pRight = &auxpowConsensus;
/**
* 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] = 0xc0;
pchMessageStart[1] = 0xc0;
pchMessageStart[2] = 0xc0;
pchMessageStart[3] = 0xc0;
nDefaultPort = 22556;
nPruneAfterHeight = 100000;
genesis = CreateGenesisBlock(1386325540, 99943, 0x1e0ffff0, 1, 88 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
digishieldConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
auxpowConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
assert(consensus.hashGenesisBlock == uint256S("0x1a91e3dace36e2be3bf030a65679fe821aa1d6ef92e7c9902eb318182c355691"));
assert(genesis.hashMerkleRoot == uint256S("0x5b2a3f53f605d62c53e62932dac6925e3d74afa5a4b459745c36d42d0ed26a69"));
// Note that of those with the service bits flag, most only support a subset of possible options
vSeeds.push_back(CDNSSeedData("multidoge.org", "seed.multidoge.org", true));
vSeeds.push_back(CDNSSeedData("multidoge.org", "seed2.multidoge.org"));
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,30);
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,22);
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,158);
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x02)(0xfa)(0xca)(0xfd).convert_to_container<std::vector<unsigned char> >();
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x02)(0xfa)(0xc3)(0x98).convert_to_container<std::vector<unsigned char> >();
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
checkpointData = (CCheckpointData) {
boost::assign::map_list_of
( 0, uint256S("0x1a91e3dace36e2be3bf030a65679fe821aa1d6ef92e7c9902eb318182c355691"))
( 104679, uint256S("0x35eb87ae90d44b98898fec8c39577b76cb1eb08e1261cfc10706c8ce9a1d01cf"))
( 145000, uint256S("0xcc47cae70d7c5c92828d3214a266331dde59087d4a39071fa76ddfff9b7bde72"))
( 371337, uint256S("0x60323982f9c5ff1b5a954eac9dc1269352835f47c2c5222691d80f0d50dcf053"))
( 450000, uint256S("0xd279277f8f846a224d776450aa04da3cf978991a182c6f3075db4c48b173bbd7"))
( 771275, uint256S("0x1b7d789ed82cbdc640952e7e7a54966c6488a32eaad54fc39dff83f310dbaaed"))
( 1000000, uint256S("0x6aae55bea74235f0c80bd066349d4440c31f2d0f27d54265ecd484d8c1d11b47"))
( 1250000, uint256S("0x00c7a442055c1a990e11eea5371ca5c1c02a0677b33cc88ec728c45edc4ec060"))
( 1500000, uint256S("0xf1d32d6920de7b617d51e74bdf4e58adccaa582ffdc8657464454f16a952fca6"))
( 1750000, uint256S("0x5c8e7327984f0d6f59447d89d143e5f6eafc524c82ad95d176c5cec082ae2001"))
( 2000000, uint256S("0x9914f0e82e39bbf21950792e8816620d71b9965bdbbc14e72a95e3ab9618fea8"))
( 2031142, uint256S("0x893297d89afb7599a3c571ca31a3b80e8353f4cf39872400ad0f57d26c4c5d42"))
( 2250000, uint256S("0x0a87a8d4e40dca52763f93812a288741806380cd569537039ee927045c6bc338"))
( 2510150, uint256S("0x77e3f4a4bcb4a2c15e8015525e3d15b466f6c022f6ca82698f329edef7d9777e"))
( 2750000, uint256S("0xd4f8abb835930d3c4f92ca718aaa09bef545076bd872354e0b2b85deefacf2e3"))
( 3000000, uint256S("0x195a83b091fb3ee7ecb56f2e63d01709293f57f971ccf373d93890c8dc1033db"))
( 3250000, uint256S("0x7f3e28bf9e309c4b57a4b70aa64d3b2ea5250ae797af84976ddc420d49684034"))
( 3500000, uint256S("0xeaa303b93c1c64d2b3a2cdcf6ccf21b10cc36626965cc2619661e8e1879abdfb"))
( 3606083, uint256S("0x954c7c66dee51f0a3fb1edb26200b735f5275fe54d9505c76ebd2bcabac36f1e"))
( 3854173, uint256S("0xe4b4ecda4c022406c502a247c0525480268ce7abbbef632796e8ca1646425e75"))
( 3963597, uint256S("0x2b6927cfaa5e82353d45f02be8aadd3bfd165ece5ce24b9bfa4db20432befb5d"))
( 4303965, uint256S("0xed7d266dcbd8bb8af80f9ccb8deb3e18f9cc3f6972912680feeb37b090f8cee0"))
( 5050000, uint256S("0xe7d4577405223918491477db725a393bcfc349d8ee63b0a4fde23cbfbfd81dea"))
};
chainTxData = ChainTxData{
// Data as of block e7d4577405223918491477db725a393bcfc349d8ee63b0a4fde23cbfbfd81dea (height 5050000).
// Tx estimate based on average between 2023-01-16 (92752025 at 4556625) and 2024-01-16 (226128837 at 5050000)
1705383360, // * UNIX timestamp of last checkpoint block
226128837, // * total number of transactions between genesis and last checkpoint
// (the tx=... number in the SetBestChain debug.log lines)
4.23 // * estimated number of transactions per second after checkpoint
// (226128837 - 92752025) / 31536000 = 4.2293509
};
}
};
static CMainParams mainParams;
/**
* Testnet (v3)
*/
class CTestNetParams : public CChainParams {
private:
Consensus::Params digishieldConsensus;
Consensus::Params auxpowConsensus;
Consensus::Params minDifficultyConsensus;
public:
CTestNetParams() {
strNetworkID = "test";
// Blocks 0 - 144999 are pre-Digishield
consensus.nHeightEffective = 0;
consensus.nPowTargetTimespan = 4 * 60 * 60; // pre-digishield: 4 hours
consensus.fDigishieldDifficultyCalculation = false;
consensus.nCoinbaseMaturity = 30;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowAllowDigishieldMinDifficultyBlocks = false;
consensus.nSubsidyHalvingInterval = 100000;
consensus.nMajorityEnforceBlockUpgrade = 501;
consensus.nMajorityRejectBlockOutdated = 750;
consensus.nMajorityWindow = 1000;
// BIP34 is never enforced in Dogecoin v2 blocks, so we enforce from v3
consensus.BIP34Height = 708658;
consensus.BIP34Hash = uint256S("0x21b8b97dcdb94caa67c7f8f6dbf22e61e0cfe0e46e1fff3528b22864659e9b38");
consensus.BIP65Height = 1854705; // 955bd496d23790aba1ecfacb722b089a6ae7ddabaedf7d8fb0878f48308a71f9
consensus.BIP66Height = 708658; // 21b8b97dcdb94caa67c7f8f6dbf22e61e0cfe0e46e1fff3528b22864659e9b38 - this is the last block that could be v2, 1900 blocks past the last v2 block
consensus.powLimit = uint256S("0x00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20;
consensus.nPowTargetTimespan = 4 * 60 * 60; // pre-digishield: 4 hours
consensus.nPowTargetSpacing = 60; // 1 minute
consensus.fPowNoRetargeting = false;
consensus.nRuleChangeActivationThreshold = 2880; // 2 days (note this is significantly lower than Bitcoin standard)
consensus.nMinerConfirmationWindow = 10080; // 60 * 24 * 7 = 10,080 blocks, or one week
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.
// XXX: BIP heights and hashes all need to be updated to Dogecoin values
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1456790400; // March 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017
// Deployment of SegWit (BIP141, BIP143, and BIP147)
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1462060800; // May 1st 2016
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 0; // Disabled
// The best chain should have at least this much work.
consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000000000540f2f62ff9a26"); // 5,900,000
// By default assume that the signatures in ancestors of this block are valid.
consensus.defaultAssumeValid = uint256S("0x199bea6a442310589cbb50a193a30b097c228bd5a0f21af21e4e53dd57c382d3"); // 5,900,000
// AuxPoW parameters
consensus.nAuxpowChainId = 0x0062; // 98 - Josh Wise!
consensus.fStrictChainId = false;
consensus.nHeightEffective = 0;
consensus.fAllowLegacyBlocks = true;
// Blocks 145000 - 157499 are Digishield without minimum difficulty on all blocks
digishieldConsensus = consensus;
digishieldConsensus.nHeightEffective = 145000;
digishieldConsensus.nPowTargetTimespan = 60; // post-digishield: 1 minute
digishieldConsensus.fDigishieldDifficultyCalculation = true;
digishieldConsensus.fSimplifiedRewards = true;
digishieldConsensus.fPowAllowMinDifficultyBlocks = false;
digishieldConsensus.nCoinbaseMaturity = 240;
// Blocks 157500 - 158099 are Digishield with minimum difficulty on all blocks
minDifficultyConsensus = digishieldConsensus;
minDifficultyConsensus.nHeightEffective = 157500;
minDifficultyConsensus.fPowAllowDigishieldMinDifficultyBlocks = true;
minDifficultyConsensus.fPowAllowMinDifficultyBlocks = true;
// Enable AuxPoW at 158100
auxpowConsensus = minDifficultyConsensus;
auxpowConsensus.nHeightEffective = 158100;
auxpowConsensus.fPowAllowDigishieldMinDifficultyBlocks = true;
auxpowConsensus.fAllowLegacyBlocks = false;
// Assemble the binary search tree of parameters
pConsensusRoot = &digishieldConsensus;
digishieldConsensus.pLeft = &consensus;
digishieldConsensus.pRight = &minDifficultyConsensus;
minDifficultyConsensus.pRight = &auxpowConsensus;
pchMessageStart[0] = 0xfc;
pchMessageStart[1] = 0xc1;
pchMessageStart[2] = 0xb7;
pchMessageStart[3] = 0xdc;
nDefaultPort = 44556;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1391503289, 997879, 0x1e0ffff0, 1, 88 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
digishieldConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
minDifficultyConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
auxpowConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
assert(consensus.hashGenesisBlock == uint256S("0xbb0a78264637406b6360aad926284d544d7049f45189db5664f3c4d07350559e"));
assert(genesis.hashMerkleRoot == uint256S("0x5b2a3f53f605d62c53e62932dac6925e3d74afa5a4b459745c36d42d0ed26a69"));
vSeeds.clear();
// nodes with support for servicebits filtering should be at the top
vSeeds.push_back(CDNSSeedData("jrn.me.uk", "testseed.jrn.me.uk"));
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,113); // 0x71
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196); // 0xc4
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,241); // 0xf1
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xcf).convert_to_container<std::vector<unsigned char> >();
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = false;
fMineBlocksOnDemand = false;
checkpointData = (CCheckpointData) {
boost::assign::map_list_of
( 0, uint256S("0xbb0a78264637406b6360aad926284d544d7049f45189db5664f3c4d07350559e"))
( 483173, uint256S("0xa804201ca0aceb7e937ef7a3c613a9b7589245b10cc095148c4ce4965b0b73b5"))
( 591117, uint256S("0x5f6b93b2c28cedf32467d900369b8be6700f0649388a7dbfd3ebd4a01b1ffad8"))
( 658924, uint256S("0xed6c8324d9a77195ee080f225a0fca6346495e08ded99bcda47a8eea5a8a620b"))
( 703635, uint256S("0x839fa54617adcd582d53030a37455c14a87a806f6615aa8213f13e196230ff7f"))
( 1000000, uint256S("0x1fe4d44ea4d1edb031f52f0d7c635db8190dc871a190654c41d2450086b8ef0e"))
( 1202214, uint256S("0xa2179767a87ee4e95944703976fee63578ec04fa3ac2fc1c9c2c83587d096977"))
( 1250000, uint256S("0xb46affb421872ca8efa30366b09694e2f9bf077f7258213be14adb05a9f41883"))
( 1500000, uint256S("0x0caa041b47b4d18a4f44bdc05cef1a96d5196ce7b2e32ad3e4eb9ba505144917"))
( 1750000, uint256S("0x8042462366d854ad39b8b95ed2ca12e89a526ceee5a90042d55ebb24d5aab7e9"))
( 2000000, uint256S("0xd6acde73e1b42fc17f29dcc76f63946d378ae1bd4eafab44d801a25be784103c"))
( 2250000, uint256S("0xc4342ae6d9a522a02e5607411df1b00e9329563ef844a758d762d601d42c86dc"))
( 2500000, uint256S("0x3a66ec4933fbb348c9b1889aaf2f732fe429fd9a8f74fee6895eae061ac897e2"))
( 2750000, uint256S("0x473ea9f625d59f534ffcc9738ffc58f7b7b1e0e993078614f5484a9505885563"))
( 3062910, uint256S("0x113c41c00934f940a41f99d18b2ad9aefd183a4b7fe80527e1e6c12779bd0246"))
( 3286675, uint256S("0x07fef07a255d510297c9189dc96da5f4e41a8184bc979df8294487f07fee1cf3"))
( 3445426, uint256S("0x70574db7856bd685abe7b0a8a3e79b29882620645bd763b01459176bceb58cd1"))
( 3976284, uint256S("0xaf23c3e750bb4f2ce091235f006e7e4e2af453d4c866282e7870471dcfeb4382"))
( 5900000, uint256S("0x199bea6a442310589cbb50a193a30b097c228bd5a0f21af21e4e53dd57c382d3"))
};
chainTxData = ChainTxData{
// Data as of block 199bea6a442310589cbb50a193a30b097c228bd5a0f21af21e4e53dd57c382d3 (height 5,900,000)
1703511130, // * UNIX timestamp of last checkpoint block
7391928, // * total number of transactions between genesis and last checkpoint
0.04 // * estimated number of transactions per second after that timestamp
};
}
};
static CTestNetParams testNetParams;
/**
* Regression test
*/
class CRegTestParams : public CChainParams {
private:
Consensus::Params digishieldConsensus;
Consensus::Params auxpowConsensus;
public:
CRegTestParams() {
strNetworkID = "regtest";
consensus.nSubsidyHalvingInterval = 150;
consensus.nMajorityEnforceBlockUpgrade = 750;
consensus.nMajorityRejectBlockOutdated = 950;
consensus.nMajorityWindow = 1000;
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("0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1;
consensus.nPowTargetTimespan = 4 * 60 * 60; // pre-digishield: 4 hours
consensus.nPowTargetSpacing = 1; // regtest: 1 second blocks
consensus.fDigishieldDifficultyCalculation = false;
consensus.fPowAllowMinDifficultyBlocks = true;
consensus.fPowNoRetargeting = true;
consensus.nRuleChangeActivationThreshold = 540; // 75% for testchains
consensus.nMinerConfirmationWindow = 720; // Faster than normal for regtest (2,520 instead of 10,080)
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 999999999999ULL;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 999999999999ULL;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 999999999999ULL;
// 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");
// AuxPow parameters
consensus.nAuxpowChainId = 0x0062; // 98 - Josh Wise!
consensus.fStrictChainId = true;
consensus.fAllowLegacyBlocks = true;
// Dogecoin parameters
consensus.fSimplifiedRewards = true;
consensus.nCoinbaseMaturity = 60; // For easier testability in RPC tests
digishieldConsensus = consensus;
digishieldConsensus.nHeightEffective = 10;
digishieldConsensus.nPowTargetTimespan = 1; // regtest: also retarget every second in digishield mode, for conformity
digishieldConsensus.fDigishieldDifficultyCalculation = true;
auxpowConsensus = digishieldConsensus;
auxpowConsensus.fAllowLegacyBlocks = false;
auxpowConsensus.nHeightEffective = 20;
// Assemble the binary search tree of parameters
digishieldConsensus.pLeft = &consensus;
digishieldConsensus.pRight = &auxpowConsensus;
pConsensusRoot = &digishieldConsensus;
pchMessageStart[0] = 0xfa;
pchMessageStart[1] = 0xbf;
pchMessageStart[2] = 0xb5;
pchMessageStart[3] = 0xda;
nDefaultPort = 18444;
nPruneAfterHeight = 1000;
genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 88 * COIN);
consensus.hashGenesisBlock = genesis.GetHash();
digishieldConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
auxpowConsensus.hashGenesisBlock = consensus.hashGenesisBlock;
assert(consensus.hashGenesisBlock == uint256S("0x3d2160a3b5dc4a9d62e7e66a295f70313ac808440ef7400d6c0772171ce973a5"));
assert(genesis.hashMerkleRoot == uint256S("0x5b2a3f53f605d62c53e62932dac6925e3d74afa5a4b459745c36d42d0ed26a69"));
vFixedSeeds.clear(); //!< Regtest mode doesn't have any fixed seeds.
vSeeds.clear(); //!< Regtest mode doesn't have any DNS seeds.
fMiningRequiresPeers = false;
fDefaultConsistencyChecks = true;
fRequireStandard = false;
fMineBlocksOnDemand = true;
checkpointData = (CCheckpointData){
boost::assign::map_list_of
( 0, uint256S("0x3d2160a3b5dc4a9d62e7e66a295f70313ac808440ef7400d6c0772171ce973a5"))
};
chainTxData = ChainTxData{
0,
0,
0
};
base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111); // 0x6f
base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196); // 0xc4
base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239); // 0xef
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
}
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
};
static CRegTestParams regTestParams;
static CChainParams *pCurrentParams = 0;
const CChainParams &Params() {
assert(pCurrentParams);
return *pCurrentParams;
}
const Consensus::Params *Consensus::Params::GetConsensus(uint32_t nTargetHeight) const {
if (nTargetHeight < this -> nHeightEffective && this -> pLeft != NULL) {
return this -> pLeft -> GetConsensus(nTargetHeight);
} else if (nTargetHeight > this -> nHeightEffective && this -> pRight != NULL) {
const Consensus::Params *pCandidate = this -> pRight -> GetConsensus(nTargetHeight);
if (pCandidate->nHeightEffective <= nTargetHeight) {
return pCandidate;
}
}
// No better match below the target height
return this;
}
CChainParams& Params(const std::string& chain)
{
if (chain == CBaseChainParams::MAIN)
return mainParams;
else if (chain == CBaseChainParams::TESTNET)
return testNetParams;
else if (chain == CBaseChainParams::REGTEST)
return regTestParams;
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectParams(const std::string& network)
{
SelectBaseParams(network);
pCurrentParams = &Params(network);
}
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
}
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