chainparams.cpp

// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Copyright (c) 2014-2015 The Dash developers
// Copyright (c) 2015-2017 The LUXX developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "libzerocoin/Params.h"
#include "chainparams.h"
#include "random.h"
#include "util.h"
#include "utilstrencodings.h"

#include <assert.h>

#include <boost/assign/list_of.hpp>

using namespace std;
using namespace boost::assign;

struct SeedSpec6 {
    uint8_t addr[16];
    uint16_t port;
};

#include "chainparamsseeds.h"
#include "primitives/transaction.h"

/**
 * Main network
 */

//! Convert the pnSeeds6 array into usable address objects.
static void convertSeed6(std::vector<CAddress>& vSeedsOut, const SeedSpec6* data, unsigned int count)
{
    // It'll only connect to one or two seed nodes because once it connects,
    // it'll get a pile of addresses with newer timestamps.
    // Seed nodes are given a random 'last seen time' of between one and two
    // weeks ago.
    const int64_t nOneWeek = 7 * 24 * 60 * 60;
    for (unsigned int i = 0; i < count; i++) {
        struct in6_addr ip;
        memcpy(&ip, data[i].addr, sizeof(ip));
        CAddress addr(CService(ip, data[i].port));
        addr.nTime = GetTime() - GetRand(nOneWeek) - nOneWeek;
        vSeedsOut.push_back(addr);
    }
}

//   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
static Checkpoints::MapCheckpoints mapCheckpoints =
    boost::assign::map_list_of
            ( 0,   uint256("0x00000759bb3da130d7c9aedae170da8335f5a0d01a9007e4c8d3ccd08ace6a42") )
            ( 175,   uint256("0x000000000002611e8e3c2e460e7fcd0a39ee210b9915fc76a5573a0704bb2b33") )
            ( 2241,   uint256("0x69e2e47fb84085c4b82b6090f701c7ac03a4e510bd1f41cc072c33061cf83a0d") )
            ( 6901,   uint256("0x0000000000034bab666179e364e0cce7c19eaa255f1e4afd2170356acfa1a3ac") )
            ( 25318,   uint256("0x092a04ee669d2d2241aba0ec9dcecb548c9cea9ff114b0ee52cdc7ddac98a1f4") )
            ( 97176,   uint256("0x000000000004e4aac7926e7dbd778f21b15b62f0e4c1d424ac9e5a9889c1724a") );
static const Checkpoints::CCheckpointData data = {
    &mapCheckpoints,
    1513021666, // * UNIX timestamp of last checkpoint block
    1842739,    // * total number of transactions between genesis and last checkpoint
                //   (the tx=... number in the SetBestChain debug.log lines)
    2000        // * estimated number of transactions per day after checkpoint
};

static Checkpoints::MapCheckpoints mapCheckpointsTestnet;
static const Checkpoints::CCheckpointData dataTestnet = {
    &mapCheckpointsTestnet,
    1740710,
    0,
    250};

static Checkpoints::MapCheckpoints mapCheckpointsRegtest;
static const Checkpoints::CCheckpointData dataRegtest = {
    &mapCheckpointsRegtest,
    1454124731,
    0,
    100};

libzerocoin::ZerocoinParams* CChainParams::Zerocoin_Params() const
{
    assert(this);
    static CBigNum bnTrustedModulus(zerocoinModulus);
    static libzerocoin::ZerocoinParams ZCParams = libzerocoin::ZerocoinParams(bnTrustedModulus);

    return &ZCParams;
}

class CMainParams : public CChainParams
{
public:
    CMainParams()
    {
        networkID = CBaseChainParams::MAIN;
        strNetworkID = "main";
        /**
         * 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 4-byte int at any alignment.
         */
        pchMessageStart[0] = 0x64;
        pchMessageStart[1] = 0x1a;
        pchMessageStart[2] = 0x84;
        pchMessageStart[3] = 0x3l;
        vAlertPubKey = ParseHex("042d13c016ed91528241bcff222989769417eb10cdb679228c91e26e26900eb9fd053cd9f16a9a2894ad5ebbd551be1a4bd23bd55023679be17f0bd3a16e6fbeba");
        nDefaultPort = 28666;
        bnProofOfWorkLimit = ~uint256(0) >> 20; // LUXX starting difficulty is 1 / 2^12
        nSubsidyHalvingInterval = 210000;
        nMaxReorganizationDepth = 100;
        nEnforceBlockUpgradeMajority = 750;
        nRejectBlockOutdatedMajority = 950;
        nToCheckBlockUpgradeMajority = 1000;
        nMinerThreads = 0;
        nTargetTimespan = 1 * 60; // LUXX: 1 day
        nTargetSpacing = 1 * 60;  // LUXX: 1 minute
        nMaturity = 100;
        nMasternodeCountDrift = 20;
        nMaxMoneyOut = 21000000 * COIN;

        /** Height or Time Based Activations **/
        nLastPOWBlock = 6000000;
        nModifierUpdateBlock = 615800;
        nZerocoinStartHeight = 863787;
        nZerocoinStartTime = 1508214600; // October 17, 2017 4:30:00 AM
        nBlockEnforceSerialRange = 895400; //Enforce serial range starting this block
        nBlockRecalculateAccumulators = 908000; //Trigger a recalculation of accumulators
        nBlockFirstFraudulent = 891737; //First block that bad serials emerged
        nBlockLastGoodCheckpoint = 891730; //Last valid accumulator checkpoint
        nBlockEnforceInvalidUTXO = 902850; //Start enforcing the invalid UTXO's

        /**
         * Build the genesis block. Note that the output of the genesis coinbase cannot
         * be spent as it did not originally exist in the database.
         *
         * CBlock(hash=00000ffd590b14, ver=1, hashPrevBlock=00000000000000, hashMerkleRoot=e0028e, nTime=1390095618, nBits=1e0ffff0, nNonce=28917698, vtx=1)
         *   CTransaction(hash=e0028e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
         *     CTxIn(COutPoint(000000, -1), coinbase 04ffff001d01044c5957697265642030392f4a616e2f3230313420546865204772616e64204578706572696d656e7420476f6573204c6976653a204f76657273746f636b2e636f6d204973204e6f7720416363657074696e6720426974636f696e73)
         *     CTxOut(nValue=50.00000000, scriptPubKey=0xA9037BAC7050C479B121CF)
         *   vMerkleTree: e0028e
         */
        const char* pszTimestamp = "Lux - Implemented New PHI Algo PoW/PoS Hybird - Parallel Masternode - ThankYou - 216k155"; // Input Activation code to activate blockchain
        CMutableTransaction txNew;
        txNew.nVersion = 1;
        txNew.nTime = 1507656633;
        txNew.nLockTime = 0;
        txNew.vin.resize(1);
        txNew.vout.resize(1);
        txNew.vin[0].scriptSig = CScript() << 0 << CScriptNum(42) << vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
        txNew.vout[0].SetEmpty();
//        txNew.vout[0].scriptPubKey = CScript() << ParseHex("04c10e83b2703ccf322f7dbd62dd5855ac7c10bd055814ce121ba32607d573b8810c02c0582aed05b4deb9c4b77b26d92428c61256cd42774babea0a073b2ed0c9") << OP_CHECKSIG;
        genesis.vtx.push_back(txNew);
        genesis.hashPrevBlock = 0;
        genesis.hashMerkleRoot = genesis.BuildMerkleTree();
        genesis.nVersion = 1;
        genesis.nTime = 1507656633;
        genesis.nBits = 0x1e0fffff;
        genesis.nNonce = 986946;

        hashGenesisBlock = genesis.GetHash();
        assert(hashGenesisBlock == uint256("0x00000759bb3da130d7c9aedae170da8335f5a0d01a9007e4c8d3ccd08ace6a42"));
        assert(genesis.hashMerkleRoot == uint256("0xe08ae0cfc35a1d70e6764f347fdc54355206adeb382446dd54c32cd0201000d3"));

        vSeeds.push_back(CDNSSeedData("sd1", "45.32.245.217"));
        vSeeds.push_back(CDNSSeedData("sd2", "45.63.25.110"));
        vSeeds.push_back(CDNSSeedData("sd3", "45.76.118.90"));
        vSeeds.push_back(CDNSSeedData("sd4", "136.243.89.142"));        // Single node address
        vSeeds.push_back(CDNSSeedData("sd5", "pool.luxcore.io"));

        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,48); // LUX Start letter L
        base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,48);
        base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,155);
        base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x07)(0x28)(0xA2)(0x4E).convert_to_container<std::vector<unsigned char> >();
        base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x03)(0xD8)(0xA1)(0xE5).convert_to_container<std::vector<unsigned char> >();
        // 	BIP44 coin type is from https://github.com/satoshilabs/slips/blob/master/slip-0044.md
//        base58Prefixes[EXT_COIN_TYPE] = boost::assign::list_of(0x80)(0x00)(0x00)(0x77).convert_to_container<std::vector<unsigned char> >();

        convertSeed6(vFixedSeeds, pnSeed6_main, ARRAYLEN(pnSeed6_main));

        fRequireRPCPassword = true;
        fMiningRequiresPeers = true;
        fAllowMinDifficultyBlocks = false;
        fDefaultConsistencyChecks = false;
        fRequireStandard = true;
        fMineBlocksOnDemand = false;
        fSkipProofOfWorkCheck = false;
        fTestnetToBeDeprecatedFieldRPC = false;
        fHeadersFirstSyncingActive = false;

        nPoolMaxTransactions = 3;
        strSporkKey = "04B433E6598390C992F4F022F20D3B4CBBE691652EE7C48243B81701CBDB7CC7D7BF0EE09E154E6FCBF2043D65AF4E9E97B89B5DBAF830D83B9B7F469A6C45A717";
        strObfuscationPoolDummyAddress = "D87q2gC9j6nNrnzCsg4aY6bHMLsT9nUhEw";
        nStartMasternodePayments = 1403728576; //Wed, 25 Jun 2014 20:36:16 GMT

        /** Zerocoin */
        zerocoinModulus = "25195908475657893494027183240048398571429282126204032027777137836043662020707595556264018525880784"
            "4069182906412495150821892985591491761845028084891200728449926873928072877767359714183472702618963750149718246911"
            "6507761337985909570009733045974880842840179742910064245869181719511874612151517265463228221686998754918242243363"
            "7259085141865462043576798423387184774447920739934236584823824281198163815010674810451660377306056201619676256133"
            "8441436038339044149526344321901146575444541784240209246165157233507787077498171257724679629263863563732899121548"
            "31438167899885040445364023527381951378636564391212010397122822120720357";
        nMaxZerocoinSpendsPerTransaction = 7; // Assume about 20kb each
        nMinZerocoinMintFee = 1 * CENT; //high fee required for zerocoin mints
        nMintRequiredConfirmations = 20; //the maximum amount of confirmations until accumulated in 19
        nRequiredAccumulation = 2;
        nDefaultSecurityLevel = 100; //full security level for accumulators
        nZerocoinHeaderVersion = 4; //Block headers must be this version once zerocoin is active
        nBudget_Fee_Confirmations = 6; // Number of confirmations for the finalization fee
    }

    const Checkpoints::CCheckpointData& Checkpoints() const
    {
        return data;
    }
};
static CMainParams mainParams;

/**
 * Testnet (v3)
 */
class CTestNetParams : public CMainParams
{
public:
    CTestNetParams()
    {
        networkID = CBaseChainParams::TESTNET;
        strNetworkID = "test";
        pchMessageStart[0] = 0x45;
        pchMessageStart[1] = 0x76;
        pchMessageStart[2] = 0x65;
        pchMessageStart[3] = 0xba;
        vAlertPubKey = ParseHex("000010e83b2703ccf322f7dbd62dd5855ac7c10bd055814ce121ba32607d573b8810c02c0582aed05b4deb9c4b77b26d92428c61256cd42774babea0a073b2ed0c9");
        nDefaultPort = 18065;
        nEnforceBlockUpgradeMajority = 51;
        nRejectBlockOutdatedMajority = 75;
        nToCheckBlockUpgradeMajority = 100;
        nMinerThreads = 0;
        nTargetTimespan = 1 * 60; // LUXX: 1 day
        nTargetSpacing = 1 * 60;  // LUXX: 1 minute
        nLastPOWBlock = 200;
        nMaturity = 15;
        nMasternodeCountDrift = 4;
        nModifierUpdateBlock = 51197; //approx Mon, 17 Apr 2017 04:00:00 GMT
        nMaxMoneyOut = 43199500 * COIN;
        nZerocoinStartHeight = 201576;
        nZerocoinStartTime = 1501776000;
        nBlockEnforceSerialRange = 1; //Enforce serial range starting this block
        nBlockRecalculateAccumulators = 9908000; //Trigger a recalculation of accumulators
        nBlockFirstFraudulent = 9891737; //First block that bad serials emerged
        nBlockLastGoodCheckpoint = 9891730; //Last valid accumulator checkpoint
        nBlockEnforceInvalidUTXO = 9902850; //Start enforcing the invalid UTXO's

        //! Modify the testnet genesis block so the timestamp is valid for a later start.
        genesis.nBits  = 0x1e0fffff;
        genesis.nTime = 1504344001;
        genesis.nNonce = 1454059;

        hashGenesisBlock = genesis.GetHash();
//        assert(hashGenesisBlock == uint256("0x0000041e482b9b9691d98eefb48473405c0b8ec31b76df3797c74a78680ef818"));

        vFixedSeeds.clear();
        vSeeds.clear();
        vSeeds.push_back(CDNSSeedData("fuzzbawls.pw", "pivx-testnet.seed.fuzzbawls.pw"));
        vSeeds.push_back(CDNSSeedData("fuzzbawls.pw", "pivx-testnet.seed2.fuzzbawls.pw"));
        vSeeds.push_back(CDNSSeedData("s3v3nh4cks.ddns.net", "s3v3nh4cks.ddns.net"));
        vSeeds.push_back(CDNSSeedData("88.198.192.110", "88.198.192.110"));

        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1, 139); // Testnet pivx addresses start with 'x' or 'y'
        base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1, 19);  // Testnet pivx script addresses start with '8' or '9'
        base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1, 239);     // Testnet private keys start with '9' or 'c' (Bitcoin defaults)
        // Testnet pivx BIP32 pubkeys start with 'DRKV'
        base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x3a)(0x80)(0x61)(0xa0).convert_to_container<std::vector<unsigned char> >();
        // Testnet pivx BIP32 prvkeys start with 'DRKP'
        base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x3a)(0x80)(0x58)(0x37).convert_to_container<std::vector<unsigned char> >();
        // Testnet pivx BIP44 coin type is '1' (All coin's testnet default)
//        base58Prefixes[EXT_COIN_TYPE] = boost::assign::list_of(0x80)(0x00)(0x00)(0x01).convert_to_container<std::vector<unsigned char> >();

        convertSeed6(vFixedSeeds, pnSeed6_test, ARRAYLEN(pnSeed6_test));

        fRequireRPCPassword = true;
        fMiningRequiresPeers = true;
        fAllowMinDifficultyBlocks = true;
        fDefaultConsistencyChecks = false;
        fRequireStandard = false;
        fMineBlocksOnDemand = false;
        fTestnetToBeDeprecatedFieldRPC = true;

        nPoolMaxTransactions = 2;
        strSporkKey = "04348C2F50F90267E64FACC65BFDC9D0EB147D090872FB97ABAE92E9A36E6CA60983E28E741F8E7277B11A7479B626AC115BA31463AC48178A5075C5A9319D4A38";
        strObfuscationPoolDummyAddress = "y57cqfGRkekRyDRNeJiLtYVEbvhXrNbmox";
        nStartMasternodePayments = 1420837558; //Fri, 09 Jan 2015 21:05:58 GMT
        nBudget_Fee_Confirmations = 3; // Number of confirmations for the finalization fee. We have to make this very short
                                       // here because we only have a 8 block finalization window on testnet
    }
    const Checkpoints::CCheckpointData& Checkpoints() const
    {
        return dataTestnet;
    }
};
static CTestNetParams testNetParams;

/**
 * Regression test
 */
class CRegTestParams : public CTestNetParams
{
public:
    CRegTestParams()
    {
        networkID = CBaseChainParams::REGTEST;
        strNetworkID = "regtest";
        strNetworkID = "regtest";
        pchMessageStart[0] = 0xa1;
        pchMessageStart[1] = 0xcf;
        pchMessageStart[2] = 0x7e;
        pchMessageStart[3] = 0xac;
        nSubsidyHalvingInterval = 150;
        nEnforceBlockUpgradeMajority = 750;
        nRejectBlockOutdatedMajority = 950;
        nToCheckBlockUpgradeMajority = 1000;
        nMinerThreads = 1;
        nTargetTimespan = 24 * 60 * 60; // Pivx: 1 day
        nTargetSpacing = 1 * 60;        // Pivx: 1 minutes
        bnProofOfWorkLimit = ~uint256(0) >> 1;
        genesis.nTime = 1454124731;
        genesis.nBits = 0x207fffff;
        genesis.nNonce = 12345;

        hashGenesisBlock = genesis.GetHash();
        nDefaultPort = 51476;
//        assert(hashGenesisBlock == uint256("0x4f023a2120d9127b21bbad01724fdb79b519f593f2a85b60d3d79160ec5f29df"));

        vFixedSeeds.clear(); //! Testnet mode doesn't have any fixed seeds.
        vSeeds.clear();      //! Testnet mode doesn't have any DNS seeds.

        fRequireRPCPassword = false;
        fMiningRequiresPeers = false;
        fAllowMinDifficultyBlocks = true;
        fDefaultConsistencyChecks = true;
        fRequireStandard = false;
        fMineBlocksOnDemand = true;
        fTestnetToBeDeprecatedFieldRPC = false;
    }
    const Checkpoints::CCheckpointData& Checkpoints() const
    {
        return dataRegtest;
    }
};
static CRegTestParams regTestParams;

/**
 * Unit test
 */
class CUnitTestParams : public CMainParams, public CModifiableParams
{
public:
    CUnitTestParams()
    {
        networkID = CBaseChainParams::UNITTEST;
        strNetworkID = "unittest";
        nDefaultPort = 51478;
        vFixedSeeds.clear(); //! Unit test mode doesn't have any fixed seeds.
        vSeeds.clear();      //! Unit test mode doesn't have any DNS seeds.

        fRequireRPCPassword = false;
        fMiningRequiresPeers = false;
        fDefaultConsistencyChecks = true;
        fAllowMinDifficultyBlocks = false;
        fMineBlocksOnDemand = true;
    }

    const Checkpoints::CCheckpointData& Checkpoints() const
    {
        // UnitTest share the same checkpoints as MAIN
        return data;
    }

    //! Published setters to allow changing values in unit test cases
    virtual void setSubsidyHalvingInterval(int anSubsidyHalvingInterval) { nSubsidyHalvingInterval = anSubsidyHalvingInterval; }
    virtual void setEnforceBlockUpgradeMajority(int anEnforceBlockUpgradeMajority) { nEnforceBlockUpgradeMajority = anEnforceBlockUpgradeMajority; }
    virtual void setRejectBlockOutdatedMajority(int anRejectBlockOutdatedMajority) { nRejectBlockOutdatedMajority = anRejectBlockOutdatedMajority; }
    virtual void setToCheckBlockUpgradeMajority(int anToCheckBlockUpgradeMajority) { nToCheckBlockUpgradeMajority = anToCheckBlockUpgradeMajority; }
    virtual void setDefaultConsistencyChecks(bool afDefaultConsistencyChecks) { fDefaultConsistencyChecks = afDefaultConsistencyChecks; }
    virtual void setAllowMinDifficultyBlocks(bool afAllowMinDifficultyBlocks) { fAllowMinDifficultyBlocks = afAllowMinDifficultyBlocks; }
    virtual void setSkipProofOfWorkCheck(bool afSkipProofOfWorkCheck) { fSkipProofOfWorkCheck = afSkipProofOfWorkCheck; }
};
static CUnitTestParams unitTestParams;


static CChainParams* pCurrentParams = 0;

CModifiableParams* ModifiableParams()
{
    assert(pCurrentParams);
    assert(pCurrentParams == &unitTestParams);
    return (CModifiableParams*)&unitTestParams;
}

const CChainParams& Params()
{
    assert(pCurrentParams);
    return *pCurrentParams;
}

CChainParams& Params(CBaseChainParams::Network network)
{
    switch (network) {
    case CBaseChainParams::MAIN:
        return mainParams;
    case CBaseChainParams::TESTNET:
        return testNetParams;
    case CBaseChainParams::REGTEST:
        return regTestParams;
    case CBaseChainParams::UNITTEST:
        return unitTestParams;
    default:
        assert(false && "Unimplemented network");
        return mainParams;
    }
}

void SelectParams(CBaseChainParams::Network network)
{
    SelectBaseParams(network);
    pCurrentParams = &Params(network);
}

bool SelectParamsFromCommandLine()
{
    CBaseChainParams::Network network = NetworkIdFromCommandLine();
    if (network == CBaseChainParams::MAX_NETWORK_TYPES)
        return false;

    SelectParams(network);
    return true;
}