C++ CreateGenesisBlock函数代码示例

/**
 * Build the genesis block. Note that the output of its generation
 * transaction cannot be spent since it did not originally exist in the
 * database.
 */
static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
{
    const char* pszTimestamp = "... choose what comes next.  Lives of your own, or a return to chains. -- V";
    const CScript genesisInputScript = CScript() << 0x1c007fff << CScriptNum(522) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
    const CScript genesisOutputScript = CScript() << ParseHex("04b620369050cd899ffbbc4e8ee51e8c4534a855bb463439d63d235d4779685d8b6f4870a238cf365ac94fa13ef9a2a22cd99d0d5ee86dcabcafce36c7acf43ce5") << OP_CHECKSIG;
    return CreateGenesisBlock(genesisInputScript, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}

/**
 * Build genesis block for testnet.  In Namecoin, it has a changed timestamp
 * and output script (it uses Bitcoin's).
 */
static CBlock CreateTestnetGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
{
    const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
    const CScript genesisInputScript = CScript() << 0x1d00ffff << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
    const CScript genesisOutputScript = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
    return CreateGenesisBlock(genesisInputScript, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}

    CRegTestParams() {
        strNetworkID = "regtest";
        consensus.nSubsidyHalvingInterval = 150;
        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 = 14 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 10 * 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 = 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;

        pchMessageStart[0] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb5;
        pchMessageStart[3] = 0xda;
        nDefaultPort = 18444;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206"));
        assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));

        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;
        fTestnetToBeDeprecatedFieldRPC = false;

        checkpointData = (CCheckpointData){
            boost::assign::map_list_of
            ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
            0,
            0,
            0
        };
        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] = 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> >();
    }

    CRegTestParams() {
        strNetworkID = "regtest";
        consensus.nSubsidyHalvingInterval = 150;
        consensus.nMajorityEnforceBlockUpgrade = 750;
        consensus.nMajorityRejectBlockOutdated = 950;
        consensus.nMajorityWindow = 1000;
        consensus.BIP34Height = -1; // BIP34 has not necessarily activated on regtest
        consensus.BIP34Hash = uint256();
        consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 10 * 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 = 999999999999ULL;
        consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
        consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0;
        consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 999999999999ULL;

        pchMessageStart[0] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb5;
        pchMessageStart[3] = 0xda;
        nMaxTipAge = 24 * 60 * 60;
        nDefaultPort = 19777;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1464436820, 3, 0x207fffff, 1, 1 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x2354a397875b3f6ea74d7d0da969ec46cac2e3133c616e2624965e490c6539d7"));
        assert(genesis.hashMerkleRoot == uint256S("0x5fcd8e1064bef35746c7a7af7f1359857da0fa16cda20416ce5b1e404893bc30"));

        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;
        fTestnetToBeDeprecatedFieldRPC = false;

        checkpointData = (CCheckpointData){
            boost::assign::map_list_of
            ( 0, uint256S("2354a397875b3f6ea74d7d0da969ec46cac2e3133c616e2624965e490c6539d7")),
            0,
            0,
            0
        };
        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] = 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> >();
    }

    CTestNetParams() {
        strNetworkID = "test";
        consensus.nSubsidyHalvingInterval = 210000;
        consensus.nMajorityEnforceBlockUpgrade = 51;
        consensus.nMajorityRejectBlockOutdated = 75;
        consensus.nMajorityWindow = 100;
        consensus.BIP34Height = 21111;
        consensus.BIP34Hash = uint256S("0x0000000023b3a96d3484e5abb3755c413e7d41500f8e2a5c3f0dd01299cd8ef8");
        consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 10 * 60;
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = false;
        pchMessageStart[0] = 0x0b;
        pchMessageStart[1] = 0x11;
        pchMessageStart[2] = 0x09;
        pchMessageStart[3] = 0x07;
        vAlertPubKey = ParseHex("04302390343f91cc401d56d68b123028bf52e5fca1939df127f63c6467cdf9c8e2c14b61104cf817d0b780da337893ecc4aaff1309e536162dabbdb45200ca2b0a");
        nDefaultPort = 18333;
        nMaxTipAge = 0x7fffffff;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1296688602, 414098458, 0x1d00ffff, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943"));
        assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));

        vFixedSeeds.clear();
        vSeeds.clear();
        vSeeds.push_back(CDNSSeedData("bitcoin.petertodd.org", "testnet-seed.bitcoin.petertodd.org"));
        vSeeds.push_back(CDNSSeedData("bluematt.me", "testnet-seed.bluematt.me"));
        vSeeds.push_back(CDNSSeedData("bitcoin.schildbach.de", "testnet-seed.bitcoin.schildbach.de"));

        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] = 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;
        fTestnetToBeDeprecatedFieldRPC = true;

        checkpointData = (CCheckpointData) {
            boost::assign::map_list_of
            ( 546, uint256S("000000002a936ca763904c3c35fce2f3556c559c0214345d31b1bcebf76acb70")),
            1337966069,
            1488,
            300
        };

    }

    CTestNetParams() {
        strNetworkID = "test";
        consensus.nSubsidyHalvingInterval = 210000;
        consensus.nMajorityEnforceBlockUpgrade = 51;
        consensus.nMajorityRejectBlockOutdated = 75;
        consensus.nMajorityWindow = 100;
        consensus.BIP34Height = 21111;
        consensus.BIP34Hash = uint256S("0x0000000023b3a96d3484e5abb3755c413e7d41500f8e2a5c3f0dd01299cd8ef8");
        consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 18000; 
        consensus.nPowTargetSpacing =  60;
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = false;
        pchMessageStart[0] = 0x0b;
        pchMessageStart[1] = 0x11;
        pchMessageStart[2] = 0x09;
        pchMessageStart[3] = 0x07;
        vAlertPubKey = ParseHex("04302390343f91cc401d56d68b123028bf52e5fca1939df127f63c6467cdf9c8e2c14b61104cf817d0b780da337893ecc4aaff1309e536162dabbdb45200ca2b0a");
        nDefaultPort = 13333;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1448621995, 2826399945, 0x1d00ffff, 1, COIN);
	consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x0000000066247638c1b022cb6f224c2600e6ad8d3d1bb48e869bb7a153f3be1d"));
        assert(genesis.hashMerkleRoot == uint256S("0x15f722118330cdc1d1f2c5446e052605cd8c18e2b42eba1de1b884bc28a8bfed"));

        vFixedSeeds.clear();
        vSeeds.clear();
        vSeeds.push_back(CDNSSeedData("bitcoin.petertodd.org", "testnet-seed.bitcoin.petertodd.org"));
        vSeeds.push_back(CDNSSeedData("bluematt.me", "testnet-seed.bluematt.me"));
        vSeeds.push_back(CDNSSeedData("bitcoin.schildbach.de", "testnet-seed.bitcoin.schildbach.de"));

        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] = 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;
        fTestnetToBeDeprecatedFieldRPC = true;

        checkpointData = (CCheckpointData) {
            boost::assign::map_list_of
            ( 546, uint256S("000000002a936ca763904c3c35fce2f3556c559c0214345d31b1bcebf76acb70")),
            1337966069,
            1488,
            300
        };

    }

    CRegTestParams() {
        strNetworkID = "regtest";
        consensus.nSubsidyHalvingInterval = 150;
        consensus.nMajorityEnforceBlockUpgrade = 750;
        consensus.nMajorityRejectBlockOutdated = 950;
        consensus.nMajorityWindow = 1000;
        consensus.BIP34Height = -1; // BIP34 has not necessarily activated on regtest
        consensus.BIP34Hash = uint256();
        consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 10 * 60;
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = true;
        consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains
        consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing
        consensus.vDeployments[Consensus::BIP113].bitmask = 1;
        consensus.vDeployments[Consensus::BIP113].nTimeout = 1;
        consensus.vDeployments[Consensus::BIP113].nStartTime = 1; 

        pchMessageStart[0] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb5;
        pchMessageStart[3] = 0xda;
        nMaxTipAge = 24 * 60 * 60;
        nDefaultPort = 18444;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206"));
        assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));

        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;
        fTestnetToBeDeprecatedFieldRPC = false;

        checkpointData = (CCheckpointData){
            boost::assign::map_list_of
            ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
            0,
            0,
            0
        };
        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] = 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> >();
    }

    CRegTestParams() {
        strNetworkID = "regtest";
        consensus.nMajorityEnforceBlockUpgrade = 750;
        consensus.nMajorityRejectBlockOutdated = 950;
        consensus.nMajorityWindow = 1000;
        consensus.BIP34Height = -1; // BIP34 has not necessarily activated on regtest
        consensus.BIP34Hash = uint256();
        consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 6 * 60 * 60; // 6h
        consensus.nPowTargetSpacing = 1 * 60; // 1 minute
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = true;
		consensus.nAuxpowChainId = 0x1000;

        pchMessageStart[0] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb5;
        pchMessageStart[3] = 0xda;
        nMaxTipAge = 24 * 60 * 60;
        nDefaultPort = 18444;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1450470463, 4203767, 0x207fffff, 1, 2.5 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x0000ff8ea2a56a7594276d25e5a5d99d3ac641589e176601c158f563f74c0cfc"));
        assert(genesis.hashMerkleRoot == uint256S("0x5215c5a2af9b63f2550b635eb2b354bb13645fd8fa31275394eb161944303065"));
        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;
        fTestnetToBeDeprecatedFieldRPC = false;

       /* checkpointData = (CCheckpointData){
            boost::assign::map_list_of
            ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
            0,
            0,
            0
        };*/
        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[PUBKEY_ADDRESS_SYS] = std::vector<unsigned char>(1,65);
        base58Prefixes[SECRET_KEY_SYS] =     std::vector<unsigned char>(1,193);

        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> >();
    }

    CRegTestParams() {
        strNetworkID = "regtest";
        consensus.nSubsidyHalvingInterval = 150;
        consensus.nMajorityEnforceBlockUpgrade = 750;
        consensus.nMajorityRejectBlockOutdated = 950;
        consensus.nMajorityWindow = 1000;
        consensus.BIP34Height = -1; // BIP34 has not necessarily activated on regtest
        consensus.BIP34Hash = uint256();
// powLimit is same as TestNet: We do not need RegTest at the moment
//       consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
         consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 18000; 
        consensus.nPowTargetSpacing =  60;
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = true;

        pchMessageStart[0] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb5;
        pchMessageStart[3] = 0xda;
        nDefaultPort = 18444;
        nPruneAfterHeight = 1000;

        genesis = CreateGenesisBlock(1448621995, 2826399945, 0x1d00ffff, 1, COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x0000000066247638c1b022cb6f224c2600e6ad8d3d1bb48e869bb7a153f3be1d"));
        assert(genesis.hashMerkleRoot == uint256S("0x15f722118330cdc1d1f2c5446e052605cd8c18e2b42eba1de1b884bc28a8bfed"));

        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;
        fTestnetToBeDeprecatedFieldRPC = false;

        checkpointData = (CCheckpointData){
            boost::assign::map_list_of
            ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
            0,
            0,
            0
        };
        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] = 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> >();
    }

    CMainParams() {
        strNetworkID = "main";
        consensus.nSubsidyHalvingInterval = 2100000;
        consensus.BIP34Height = 344407;
        consensus.BIP34Hash = uint256S("0x9ca8e68e34ccdeeb35a52176155a7d524c8216a82450d696abcfda340129e271");
        consensus.BIP65Height = 2120750;
        consensus.BIP66Height = 2120750;
        consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.powNeoScryptLimit = uint256S("0000003fffff0000000000000000000000000000000000000000000000000000");
        consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 2.5 * 60;
        consensus.checkpointPubKey = "04c67c0114bc7cb8bb84ee0f3319e1df3339d335a15bdb04605cf2655d19212848a66d4535f3c91e943061474b7cacfd4eaa10835d35a8d4e431c68a4c4f5450ba";
        consensus.vAlertPubKey = ParseHex("043c19a29fe8f763369aea68107e82854af7b072fc7d2d2adb87d2a3b40b51ab0d0e77805096e255a87388b175fd4a49d93d9b6c878004975e41222a3b85086eef");
        consensus.fPowAllowMinDifficultyBlocks = false;
        consensus.fPowNoRetargeting = false;
        consensus.nRuleChangeActivationThreshold = 15120; // 75% of 20160
        consensus.nMinerConfirmationWindow = 20160;
        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 = 1519862400; // March 1st, 2018
        consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1551398400; // March 1st, 2019

        // Deployment of SegWit (BIP141, BIP143, and BIP147)
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1519862400; // March 1st, 2018
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1551398400; // March 1st, 2019

        // The best chain should have at least this much work.
        consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000000005383a3c6486afe6");

        // By default assume that the signatures in ancestors of this block are valid.
        consensus.defaultAssumeValid = uint256S("0xbb4955cff435b39df717aeb144d60ecc2c47b8a133ca7663df66bace6dea97c6"); // 2124200

        /**
         * 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] = 0x41;
        pchMessageStart[1] = 0x15;
        pchMessageStart[2] = 0x1a;
        pchMessageStart[3] = 0x21;

        // End of the bridge from old to new pchMessageStart
        pchMessageStartOld[0] = 0xfb;
        pchMessageStartOld[1] = 0xc0;
        pchMessageStartOld[2] = 0xb6;
        pchMessageStartOld[3] = 0xdb;

        nDefaultPort = 9336;
        nPruneAfterHeight = 100000;

        consensus.nForkOne = 33000;
        consensus.nForkTwo = 87948;
        consensus.nForkThree = 204639;
        consensus.nForkFour = 432000;
        consensus.nTimeLimit = 2313000;
        consensus.nNeoScryptFork = 1414346265;

        genesis = CreateGenesisBlock(1317972665, 2084524493, 0x1e0ffff0, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        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("dnsseed.feathercoin.com");
        vSeeds.emplace_back("dnsseed1.feathercoin.com");
        vSeeds.emplace_back("dnsseed.alltheco.in");
        vSeeds.emplace_back("dnsseed.bushstar.co.uk");

        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,14);
        base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
        base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,142);
        base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xBC, 0x26};
        base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xDA, 0xEE};

        bech32_hrp = "fc";

        vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));

        fDefaultConsistencyChecks = false;
        fRequireStandard = true;
        fMineBlocksOnDemand = false;

        checkpointData = {
            {
                {  22267, uint256S("0x23dc7d871fc2a9b994112e978019f6370bab0b8979f557afe77a7ab620224b70")},
                {  31846, uint256S("0xba7d5c0e6d46f6448253290ce037e13975c13ca9c375ae854b6b2f85044fc0f9")},
                {  41300, uint256S("0x8c4e02f6c0d20e856fd7e952a147fee30ce145ca6932a284f354924362d2b408")},
                { 500000, uint256S("0x2b7ea20e3899deb9591015b0a5a589b9f6032ab82e018014fafe11637b1a2daf")},
                {1000000, uint256S("0xb9e03dffe6b43cac38191d1bbb0d74fec21223e0de052928c96f498ba305f918")},
                {1593400, uint256S("0xe97230c788e7240eb325576810fee62f5162905f63a832f15928b88ac6a938c6")},
//.........这里部分代码省略.........

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);
}

    explicit CRegTestParams(const ArgsManager& args) {
        strNetworkID = "regtest";
        consensus.nSubsidyHalvingInterval = 256;
        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.powNeoScryptLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 2.5 * 60;
        consensus.checkpointPubKey = "0421c27bb6580b05dcda1f47e59274489f094a3e85d96bbc38d5befd10eee97397ec8a93b6d8d79e8370239a8f39adf66322b41dafe83066bbcee6144e4c41a699";
        consensus.vAlertPubKey = ParseHex("04ee30d11e8de34c8c40410d7aefed4865e9d9978335239dd4869e62651030d9a18332537c03ff24580fe668cfcdf087341715b56b1c0788b600631ed4445d3280");
        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] = 0xd1;
        pchMessageStart[1] = 0xa5;
        pchMessageStart[2] = 0xaa;
        pchMessageStart[3] = 0xb1;

        pchMessageStartOld[0] = 0xda;
        pchMessageStartOld[1] = 0xaf;
        pchMessageStartOld[2] = 0xa5;
        pchMessageStartOld[3] = 0xba;

        nDefaultPort = 18446;
        nPruneAfterHeight = 1000;

        consensus.nForkTwo = 0;
        consensus.nForkThree = 0;
        consensus.nForkFour = 0;
        consensus.nTimeLimit = 0;
        consensus.nNeoScryptFork = 1524127760;

        UpdateVersionBitsParametersFromArgs(args);

        genesis = CreateGenesisBlock(1515840634, 0, 0x207fffff, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0xc797e583cd93b97b1370a687519606abebd2b84fc4294b0e7584f59187e23ebb"));
        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("c797e583cd93b97b1370a687519606abebd2b84fc4294b0e7584f59187e23ebb")},
            }
        };

        chainTxData = ChainTxData{
            0,
            0,
            0
        };

        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 = "fcrt";

        /* enable fallback fee on regtest */
        m_fallback_fee_enabled = true;
    }

    CTestNetParams() {
        strNetworkID = "test";
        consensus.nSubsidyHalvingInterval = 2100000;
        consensus.BIP34Height = 1;
        consensus.BIP34Hash = uint256S("0x1caab189318ac7a857f327ebc08fa9d2e9768f46b9f00cabc9a914a1184a29a2");
        consensus.BIP65Height = 451;
        consensus.BIP66Height = 451;
        consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.powNeoScryptLimit = uint256S("0000003fffff0000000000000000000000000000000000000000000000000000");
        consensus.nPowTargetTimespan = 3.5 * 24 * 60 * 60; // two weeks
        consensus.nPowTargetSpacing = 2.5 * 60;
        consensus.checkpointPubKey = "0421c27bb6580b05dcda1f47e59274489f094a3e85d96bbc38d5befd10eee97397ec8a93b6d8d79e8370239a8f39adf66322b41dafe83066bbcee6144e4c41a699";
        consensus.vAlertPubKey = ParseHex("04ee30d11e8de34c8c40410d7aefed4865e9d9978335239dd4869e62651030d9a18332537c03ff24580fe668cfcdf087341715b56b1c0788b600631ed4445d3280");
        consensus.fPowAllowMinDifficultyBlocks = true;
        consensus.fPowNoRetargeting = false;
        consensus.nRuleChangeActivationThreshold = 375; // 75% for testchains
        consensus.nMinerConfirmationWindow = 500;
        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 = 1514764800; // Jan 1st, 2018
        consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1546300800; // Jan 1st, 2019

        // Deployment of SegWit (BIP141, BIP143, and BIP147)
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1514764800; // Jan 1st, 2018
        consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1546300800; // Jan 1st, 2019

        // The best chain should have at least this much work.
        consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000000000000000100010");

        // By default assume that the signatures in ancestors of this block are valid.
        consensus.defaultAssumeValid = uint256S("0x54fe00bf048fffe073889abebe84f11a616053ed1e43c3954a0a7e0e20c76219");

        pchMessageStart[0] = 0x91;
        pchMessageStart[1] = 0x65;
        pchMessageStart[2] = 0x6a;
        pchMessageStart[3] = 0x71;

        pchMessageStartOld[0] = 0xda;
        pchMessageStartOld[1] = 0xaf;
        pchMessageStartOld[2] = 0xa5;
        pchMessageStartOld[3] = 0xba;

        nDefaultPort = 19336;
        nPruneAfterHeight = 1000;

        consensus.nForkTwo = 0;
        consensus.nForkThree = 0;
        consensus.nForkFour = 0;
        consensus.nTimeLimit = 100;
        consensus.nNeoScryptFork = 1486758327;

        genesis = CreateGenesisBlock(1396255061, 677449, 0x1e0ffff0, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x7734b3734ab1f0d0758e6c274622a377092549df05f6a4fe6939cbc754939169"));
        assert(genesis.hashMerkleRoot == uint256S("0x97ddfbbae6be97fd6cdf3e7ca13232a3afff2353e29badfab7f73011edd4ced9"));

        vFixedSeeds.clear();
        vSeeds.clear();
        // nodes with support for servicebits filtering should be at the top
        vSeeds.emplace_back("testnet-explorer2.feathercoin.com");
        vSeeds.emplace_back("testnet-dnsseed.feathercoin.com");

        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 = "tf";

        vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));

        fDefaultConsistencyChecks = false;
        fRequireStandard = false;
        fMineBlocksOnDemand = false;


        checkpointData = {
            {
                {6000, uint256S("488c04227b4bf26dfd9ae3b39f0f4ded29573e96530c7a161d57ff53af0c88d0")},
            }
        };

        chainTxData = ChainTxData{
            1517011548,
            6003,
            0.01
        };

        /* enable fallback fee on testnet */
        m_fallback_fee_enabled = true;
    }

    CMainParams() {
        strNetworkID = "main";
        consensus.nSubsidyHalvingInterval = 1680000;
        consensus.BIP34Height = 227931;
        consensus.BIP34Hash = uint256S("0x000000000000024b89b42a942fe0d9fea3bb44ab7bd1b19115dd6a759c0808b8");
        consensus.BIP65Height = 388381; // 000000000000000004c2b624ed5d7756c508d90fd0da2c7c679febfa6c4735f0
        consensus.BIP66Height = 363725; // 00000000000000000379eaa19dce8c9b722d46ae6a57c2f1a988119488b50931
        consensus.powLimit = uint256S("000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
        consensus.nPowTargetTimespan = 1.4 * 24 * 60 * 60; // 1.4 day
        consensus.nPowTargetSpacing =   60;
        consensus.fPowAllowMinDifficultyBlocks = false; // liudf moidified 20180306
        consensus.fPowNoRetargeting = false;
        consensus.nRuleChangeActivationThreshold = 10944; // 95% of 1440
        consensus.nMinerConfirmationWindow = 11520; // nPowTargetTimespan / nPowTargetSpacing * 8
        consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
        consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1516266756; // January 18, 2018
        consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1546247556; // December 31, 2018

        // Deployment of BIP68, BIP112, and BIP113.
        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 = 1510704000; // November 15th, 2017.

        // The best chain should have at least this much work.
        consensus.nMinimumChainWork = uint256S("0x01");

        // By default assume that the signatures in ancestors of this block are valid.
        consensus.defaultAssumeValid = uint256S("0x01"); 

        /**
         * 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] = 0xfa;
        pchMessageStart[1] = 0xbf;
        pchMessageStart[2] = 0xb8;
        pchMessageStart[3] = 0xda;
        nDefaultPort = 9666;
        nPruneAfterHeight = 100000;

        genesis = CreateGenesisBlock(1521003343, 1599, 0x1f0fffff, 1, 50 * COIN);
        consensus.hashGenesisBlock = genesis.GetHash();
        assert(consensus.hashGenesisBlock == uint256S("0x000ac30ada38ecdf3386074d2155eedb1452902a9c736977b95e1e0dde43aec4"));
        assert(genesis.hashMerkleRoot == uint256S("0x9b6d4138319edb7009d1536ee37c7c1c74e7a0eaa5e6c5243625f9635f4bd996"));

        // Note that of those with the service bits flag, most only support a subset of possible options
        vSeeds.emplace_back("seeds.wificoin.kunteng.org", false); 
        vSeeds.emplace_back("seeds.wificoin.talkblock.org", false); 
		vSeeds.emplace_back("wfcseeds.verywifi.cn", false);
		
        base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,135);
        base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
        base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,128);
        base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x88, 0xB2, 0x1E};
        base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x88, 0xAD, 0xE4};
		
		// liudf 20180118
		// comment the following, cause we didn't have fixed seeds
        //vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));

        fDefaultConsistencyChecks = false;
        fRequireStandard = true;
        fMineBlocksOnDemand = false;
		
		// liudf 20180118
		// default ignore it, so no need to modify it 
        checkpointData = (CCheckpointData) {
            {
                { 0, uint256S("0x001")},
            }
        };
		
		// liudf 20180118
		// firstly set it to start point
		chainTxData = ChainTxData{
            0,
            0,
            0
        };
		
		vFoundersRewardAddress = {
			"wMqY4aWujzbh3wdcUnZSTAg2nARHQ27vwQ", 
			"wiV2JH8N3TGJTUnJiT25Nf4BESwBTechzA", 
			"wNmu1SDBq3qj8URFDZN4ZRX1wHND793j2q", 
			"wdEQx2TrF89JFfgYGUoPLSrrXtTgmmn7Q2", 
			"wMiWEo8oVBKjM25Mx4DVAo1j8VJxKCdR77", 		
			"wU84UykooZ4qiXtvaDFgQjqkzZyzXLBWJ1",
			"wVS4YDuvDHtFxUfWUrZruzX9Luzv8Yvjqb",
			"wZKpu3btNkUvUhZwmWU9gVkafuUfZxC1Ch",
			"wKh5nKVEDNkc8iEPkZ2f24rUfM1VwPCE4i",
			"wVNNXZDjzNqwDmaGiDtWhiKwFTQ8WYnfZH",
			"wVEgw3vyyankxgEYdGS95bEJEBt3YxdfJ5",
			"wMhNVCcCjX9JNwdm2AMKneMBZ5RV75nrEu",
		};
//.........这里部分代码省略.........

/**
 * 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=167230846, vtx=1)
 *   CTransaction(hash=4a5e1e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
 *     CTxIn(COutPoint(000000, -1), coinbase 04ffff001d01043f5468652054696d65732031382f4a616e2f323031382042696c6c696f6e616972652042756666657474207374696c6c2064656e79696e6720426974636f696e)
 *     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 = "The Times 14/Mar/2018 Stephen Hawking dies aged 76";
    const CScript genesisOutputScript = CScript() << ParseHex("04908afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
    return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}