SetupServerArgs();
進(jìn)到這個函數(shù)里面有一個重要的函數(shù)和一個重要的vector
const auto defaultChainParams = CreateChainParams(CBaseChainParams::MAIN);
這個函數(shù)加載所有主鏈上的配置蠢正。
std::vector<std::string> hidden_args?
這個結(jié)構(gòu)初始化了所有命令行參數(shù)
CreateChainParams函數(shù)里面
return std::unique_ptr<CChainParams>(new CMainParams());
而class CMainParams : public CChainParams {
public:
? ? CMainParams() {
? ? ? ? strNetworkID = "main";
? ? ? ? consensus.nSubsidyHalvingInterval = 210000;
? ? ? ? consensus.BIP16Exception = uint256S("0x00000000000002dc756eebf4f49723ed8d30cc28a5f108eb94b1ba88ac4f9c22");
? ? ? ? consensus.BIP34Height = 227931;
? ? ? ? consensus.BIP34Hash = uint256S("0x000000000000024b89b42a942fe0d9fea3bb44ab7bd1b19115dd6a759c0808b8");
? ? ? ? consensus.BIP65Height = 388381; // 000000000000000004c2b624ed5d7756c508d90fd0da2c7c679febfa6c4735f0
? ? ? ? consensus.BIP66Height = 363725; // 00000000000000000379eaa19dce8c9b722d46ae6a57c2f1a988119488b50931
? ? ? ? consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
? ? ? ? consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks
? ? ? ? consensus.nPowTargetSpacing = 10 * 60;
? ? ? ? consensus.fPowAllowMinDifficultyBlocks = false;
? ? ? ? consensus.fPowNoRetargeting = false;
? ? ? ? consensus.nRuleChangeActivationThreshold = 1916; // 95% of 2016
? ? ? ? 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 = 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("0x0000000000000000000000000000000000000000051dc8b82f450202ecb3d471");
? ? ? ? // By default assume that the signatures in ancestors of this block are valid.
? ? ? ? consensus.defaultAssumeValid = uint256S("0x0000000000000000000f1c54590ee18d15ec70e68c8cd4cfbadb1b4f11697eee"); //563378
? ? ? ? /**
? ? ? ? * 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] = 0xf9;
? ? ? ? pchMessageStart[1] = 0xbe;
? ? ? ? pchMessageStart[2] = 0xb4;
? ? ? ? pchMessageStart[3] = 0xd9;
? ? ? ? nDefaultPort = 8333;
? ? ? ? nPruneAfterHeight = 100000;
? ? ? ? m_assumed_blockchain_size = 240;
? ? ? ? m_assumed_chain_state_size = 3;
? ? ? ? genesis = CreateGenesisBlock(1231006505, 2083236893, 0x1d00ffff, 1, 50 * COIN);
? ? ? ? consensus.hashGenesisBlock = genesis.GetHash();
? ? ? ? assert(consensus.hashGenesisBlock == uint256S("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f"));
? ? ? ? assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));
? ? ? ? // 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("seed.bitcoin.sipa.be"); // Pieter Wuille, only supports x1, x5, x9, and xd
? ? ? ? vSeeds.emplace_back("dnsseed.bluematt.me"); // Matt Corallo, only supports x9
? ? ? ? vSeeds.emplace_back("dnsseed.bitcoin.dashjr.org"); // Luke Dashjr
? ? ? ? vSeeds.emplace_back("seed.bitcoinstats.com"); // Christian Decker, supports x1 - xf
? ? ? ? vSeeds.emplace_back("seed.bitcoin.jonasschnelli.ch"); // Jonas Schnelli, only supports x1, x5, x9, and xd
? ? ? ? vSeeds.emplace_back("seed.btc.petertodd.org"); // Peter Todd, only supports x1, x5, x9, and xd
? ? ? ? vSeeds.emplace_back("seed.bitcoin.sprovoost.nl"); // Sjors Provoost
? ? ? ? vSeeds.emplace_back("dnsseed.emzy.de"); // Stephan Oeste
? ? ? ? base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,0);
? ? ? ? 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};
? ? ? ? bech32_hrp = "bc";
? ? ? ? vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
? ? ? ? fDefaultConsistencyChecks = false;
? ? ? ? fRequireStandard = true;
? ? ? ? fMineBlocksOnDemand = false;
? ? ? ? checkpointData = {
? ? ? ? ? ? {
? ? ? ? ? ? ? ? { 11111, uint256S("0x0000000069e244f73d78e8fd29ba2fd2ed618bd6fa2ee92559f542fdb26e7c1d")},
? ? ? ? ? ? ? ? { 33333, uint256S("0x000000002dd5588a74784eaa7ab0507a18ad16a236e7b1ce69f00d7ddfb5d0a6")},
? ? ? ? ? ? ? ? { 74000, uint256S("0x0000000000573993a3c9e41ce34471c079dcf5f52a0e824a81e7f953b8661a20")},
? ? ? ? ? ? ? ? {105000, uint256S("0x00000000000291ce28027faea320c8d2b054b2e0fe44a773f3eefb151d6bdc97")},
? ? ? ? ? ? ? ? {134444, uint256S("0x00000000000005b12ffd4cd315cd34ffd4a594f430ac814c91184a0d42d2b0fe")},
? ? ? ? ? ? ? ? {168000, uint256S("0x000000000000099e61ea72015e79632f216fe6cb33d7899acb35b75c8303b763")},
? ? ? ? ? ? ? ? {193000, uint256S("0x000000000000059f452a5f7340de6682a977387c17010ff6e6c3bd83ca8b1317")},
? ? ? ? ? ? ? ? {210000, uint256S("0x000000000000048b95347e83192f69cf0366076336c639f9b7228e9ba171342e")},
? ? ? ? ? ? ? ? {216116, uint256S("0x00000000000001b4f4b433e81ee46494af945cf96014816a4e2370f11b23df4e")},
? ? ? ? ? ? ? ? {225430, uint256S("0x00000000000001c108384350f74090433e7fcf79a606b8e797f065b130575932")},
? ? ? ? ? ? ? ? {250000, uint256S("0x000000000000003887df1f29024b06fc2200b55f8af8f35453d7be294df2d214")},
? ? ? ? ? ? ? ? {279000, uint256S("0x0000000000000001ae8c72a0b0c301f67e3afca10e819efa9041e458e9bd7e40")},
? ? ? ? ? ? ? ? {295000, uint256S("0x00000000000000004d9b4ef50f0f9d686fd69db2e03af35a100370c64632a983")},
? ? ? ? ? ? }
? ? ? ? };
? ? ? ? chainTxData = ChainTxData{
? ? ? ? ? ? // Data from rpc: getchaintxstats 4096 0000000000000000000f1c54590ee18d15ec70e68c8cd4cfbadb1b4f11697eee
? ? ? ? ? ? /* nTime? ? */ 1550374134,
? ? ? ? ? ? /* nTxCount */ 383732546,
? ? ? ? ? ? /* dTxRate? */ 3.685496590998308
? ? ? ? };
? ? ? ? /* disable fallback fee on mainnet */
? ? ? ? m_fallback_fee_enabled = false;
? ? }
};
貼一些代碼骇笔，稍微看看就行，
