src/chainparams.cpp

   1 // Copyright (c) 2010 Satoshi Nakamoto
   2 // Copyright (c) 2009-2014 The Bitcoin Core developers
   3 // Distributed under the MIT software license, see the accompanying
   4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   5
   6 #include "main.h"
   7 #include "crypto/equihash.h"
   8
   9 #include "util.h"
  10 #include "utilstrencodings.h"
  11
  12 #include <assert.h>
  13
  14 #include <boost/assign/list_of.hpp>
  15
  16 #include "base58.h"
  17
  18 using namespace std;
  19
  20 #include "chainparamsseeds.h"
  21
  22 /**
  23  * Main network
  24  */
  25 /**
  26  * What makes a good checkpoint block?
  27  * + Is surrounded by blocks with reasonable timestamps
  28  *   (no blocks before with a timestamp after, none after with
  29  *    timestamp before)
  30  * + Contains no strange transactions
  31  */
  32 void *chainparams_commandline(void *ptr);
  33 extern char ASSETCHAINS_SYMBOL[16];
  34 extern uint16_t ASSETCHAINS_PORT;
  35 extern uint32_t ASSETCHAIN_INIT;
  36 extern uint32_t ASSETCHAINS_MAGIC;
  37 extern uint64_t ASSETCHAINS_SUPPLY;
  38
  39 const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
  40
  41 class CMainParams : public CChainParams {
  42 public:
  43     CMainParams()
  44     {
  45         strNetworkID = "main";
  46         consensus.fCoinbaseMustBeProtected = false;//true;
  47         consensus.nSubsidySlowStartInterval = 20000;
  48         consensus.nSubsidyHalvingInterval = 840000;
  49         consensus.nMajorityEnforceBlockUpgrade = 750;
  50         consensus.nMajorityRejectBlockOutdated = 950;
  51         consensus.nMajorityWindow = 4000;
  52         consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
  53         consensus.nPowAveragingWindow = 17;
  54         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
  55         consensus.nPowMaxAdjustDown = 32; // 32% adjustment down
  56         consensus.nPowMaxAdjustUp = 16; // 16% adjustment up
  57         consensus.nPowTargetSpacing = 1 * 60;
  58         consensus.fPowAllowMinDifficultyBlocks = true; //false;
  59         /**
  60          * The message start string is designed to be unlikely to occur in normal data.
  61          * The characters are rarely used upper ASCII, not valid as UTF-8, and produce
  62          * a large 32-bit integer with any alignment.
  63          */
  64         pchMessageStart[0] = 0xf9;
  65         pchMessageStart[1] = 0xee;
  66         pchMessageStart[2] = 0xe4;
  67         pchMessageStart[3] = 0x8d;
  68         vAlertPubKey = ParseHex("020e46e79a2a8d12b9b5d12c7a91adb4e454edfae43c0a0cb805427d2ac7613fd9");
  69         nDefaultPort = 7770;
  70         nMinerThreads = 0;
  71         nMaxTipAge = 24 * 60 * 60;
  72         nPruneAfterHeight = 100000;
  73         const size_t N = 200, K = 9;
  74         BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
  75         nEquihashN = N;
  76         nEquihashK = K;
  77         const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
  78         CMutableTransaction txNew;
  79         txNew.vin.resize(1);
  80         txNew.vout.resize(1);
  81         txNew.vin[0].scriptSig = CScript() << 486604799 << CScriptNum(4) << vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
  82         txNew.vout[0].nValue = 50 * COIN;
  83         txNew.vout[0].scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
  84         genesis.vtx.push_back(txNew);
  85         genesis.hashPrevBlock.SetNull();
  86         genesis.hashMerkleRoot = genesis.BuildMerkleTree();
  87         genesis.nVersion = 1;
  88         genesis.nTime    = 1231006505;
  89         genesis.nBits    = KOMODO_MINDIFF_NBITS;
  90         genesis.nNonce   = uint256S("0x000000000000000000000000000000000000000000000000000000000000000b");
  91         genesis.nSolution = ParseHex("000d5ba7cda5d473947263bf194285317179d2b0d307119c2e7cc4bd8ac456f0774bd52b0cd9249be9d40718b6397a4c7bbd8f2b3272fed2823cd2af4bd1632200ba4bf796727d6347b225f670f292343274cc35099466f5fb5f0cd1c105121b28213d15db2ed7bdba490b4cedc69742a57b7c25af24485e523aadbb77a0144fc76f79ef73bd8530d42b9f3b9bed1c135ad1fe152923fafe98f95f76f1615e64c4abb1137f4c31b218ba2782bc15534788dda2cc08a0ee2987c8b27ff41bd4e31cd5fb5643dfe862c9a02ca9f90c8c51a6671d681d04ad47e4b53b1518d4befafefe8cadfb912f3d03051b1efbf1dfe37b56e93a741d8dfd80d576ca250bee55fab1311fc7b3255977558cdda6f7d6f875306e43a14413facdaed2f46093e0ef1e8f8a963e1632dcbeebd8e49fd16b57d49b08f9762de89157c65233f60c8e38a1f503a48c555f8ec45dedecd574a37601323c27be597b956343107f8bd80f3a925afaf30811df83c402116bb9c1e5231c70fff899a7c82f73c902ba54da53cc459b7bf1113db65cc8f6914d3618560ea69abd13658fa7b6af92d374d6eca9529f8bd565166e4fcbf2a8dfb3c9b69539d4d2ee2e9321b85b331925df195915f2757637c2805e1d4131e1ad9ef9bc1bb1c732d8dba4738716d351ab30c996c8657bab39567ee3b29c6d054b711495c0d52e1cd5d8e55b4f0f0325b97369280755b46a02afd54be4ddd9f77c22272b8bbb17ff5118fedbae2564524e797bd28b5f74f7079d532ccc059807989f94d267f47e724b3f1ecfe00ec9e6541c961080d8891251b84b4480bc292f6a180bea089fef5bbda56e1e41390d7c0e85ba0ef530f7177413481a226465a36ef6afe1e2bca69d2078712b3912bba1a99b1fbff0d355d6ffe726d2bb6fbc103c4ac5756e5bee6e47e17424ebcbf1b63d8cb90ce2e40198b4f4198689daea254307e52a25562f4c1455340f0ffeb10f9d8e914775e37d0edca019fb1b9c6ef81255ed86bc51c5391e0591480f66e2d88c5f4fd7277697968656a9b113ab97f874fdd5f2465e5559533e01ba13ef4a8f7a21d02c30c8ded68e8c54603ab9c8084ef6d9eb4e92c75b078539e2ae786ebab6dab73a09e0aa9ac575bcefb29e930ae656e58bcb513f7e3c17e079dce4f05b5dbc18c2a872b22509740ebe6a3903e00ad1abc55076441862643f93606e3dc35e8d9f2caef3ee6be14d513b2e062b21d0061de3bd56881713a1a5c17f5ace05e1ec09da53f99442df175a49bd154aa96e4949decd52fed79ccf7ccbce32941419c314e374e4a396ac553e17b5340336a1a25c22f9e42a243ba5404450b650acfc826a6e432971ace776e15719515e1634ceb9a4a35061b668c74998d3dfb5827f6238ec015377e6f9c94f38108768cf6e5c8b132e0303fb5a200368f845ad9d46343035a6ff94031df8d8309415bb3f6cd5ede9c135fdabcc030599858d803c0f85be7661c88984d88faa3d26fb0e9aac0056a53f1b5d0baed713c853c4a2726869a0a124a8a5bbc0fc0ef80c8ae4cb53636aa02503b86a1eb9836fcc259823e2692d921d88e1ffc1e6cb2bde43939ceb3f32a611686f539f8f7c9f0bf00381f743607d40960f06d347d1cd8ac8a51969c25e37150efdf7aa4c2037a2fd0516fb444525ab157a0ed0a7412b2fa69b217fe397263153782c0f64351fbdf2678fa0dc8569912dcd8e3ccad38f34f23bbbce14c6a26ac24911b308b82c7e43062d180baeac4ba7153858365c72c63dcf5f6a5b08070b730adb017aeae925b7d0439979e2679f45ed2f25a7edcfd2fb77a8794630285ccb0a071f5cce410b46dbf9750b0354aae8b65574501cc69efb5b6a43444074fee116641bb29da56c2b4a7f456991fc92b2");
  92
  93         consensus.hashGenesisBlock = genesis.GetHash();
  94         assert(consensus.hashGenesisBlock == uint256S("0x027e3758c3a65b12aa1046462b486d0a63bfa1beae327897f56c5cfb7daaae71"));
  95         assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));
  96         vFixedSeeds.clear();
  97         vSeeds.clear();
  98         // TODO: set up bootstrapping for mainnet
  99         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,60);
 100         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,85);
 101         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,188);
 102         base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x88)(0xB2)(0x1E).convert_to_container<std::vector<unsigned char> >();
 103         base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x88)(0xAD)(0xE4).convert_to_container<std::vector<unsigned char> >();
 104         // guarantees the first two characters, when base58 encoded, are "zc"
 105         base58Prefixes[ZCPAYMENT_ADDRRESS] = {22,154};
 106         // guarantees the first two characters, when base58 encoded, are "SK"
 107         base58Prefixes[ZCSPENDING_KEY] = {171,54};
 108
 109         vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
 110
 111         fRequireRPCPassword = true;
 112         fMiningRequiresPeers = true;
 113         fDefaultConsistencyChecks = false;
 114         fRequireStandard = true;
 115         fMineBlocksOnDemand = false;
 116         fTestnetToBeDeprecatedFieldRPC = false;
 117         checkpointData = (Checkpoints::CCheckpointData)
 118         {
 119             boost::assign::map_list_of
 120             ( 0, consensus.hashGenesisBlock),
 121             genesis.nTime, // * UNIX timestamp of last checkpoint block
 122             0,   // * total number of transactions between genesis and last checkpoint
 123                  //   (the tx=... number in the SetBestChain debug.log lines)
 124             0    // * estimated number of transactions per day after checkpoint
 125         };
 126         if ( pthread_create((pthread_t *)malloc(sizeof(pthread_t)),NULL,chainparams_commandline,(void *)&consensus) != 0 )
 127         {
 128
 129         }
 130     }
 131 };
 132 static CMainParams mainParams;
 133
 134 void *chainparams_commandline(void *ptr)
 135 {
 136     while ( ASSETCHAINS_PORT == 0 )
 137     {
 138         sleep(1);
 139     }
 140     //fprintf(stderr,">>>>>>>> port.%u\n",ASSETCHAINS_PORT);
 141     if ( ASSETCHAINS_SYMBOL[0] != 0 )
 142     {
 143         mainParams.SetDefaultPort(ASSETCHAINS_PORT);
 144         mainParams.pchMessageStart[0] = ASSETCHAINS_MAGIC & 0xff;
 145         mainParams.pchMessageStart[1] = (ASSETCHAINS_MAGIC >> 8) & 0xff;
 146         mainParams.pchMessageStart[2] = (ASSETCHAINS_MAGIC >> 16) & 0xff;
 147         mainParams.pchMessageStart[3] = (ASSETCHAINS_MAGIC >> 24) & 0xff;
 148         fprintf(stderr,">>>>>>>>>> %s: port.%u/%u magic.%08x %u %u coins\n",ASSETCHAINS_SYMBOL,ASSETCHAINS_PORT,ASSETCHAINS_PORT+1,ASSETCHAINS_MAGIC,ASSETCHAINS_MAGIC,(uint32_t)ASSETCHAINS_SUPPLY);
 149     }
 150     ASSETCHAIN_INIT = 1;
 151     return(0);
 152 }
 153
 154 /**
 155  * Testnet (v3)
 156  */
 157 class CTestNetParams : public CMainParams {
 158 public:
 159     CTestNetParams() {
 160         strNetworkID = "test";
 161         consensus.nMajorityEnforceBlockUpgrade = 51;
 162         consensus.nMajorityRejectBlockOutdated = 75;
 163         consensus.nMajorityWindow = 400;
 164         consensus.powLimit = uint256S("07ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
 165         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
 166         consensus.fPowAllowMinDifficultyBlocks = true;
 167         pchMessageStart[0] = 0x5A;
 168         pchMessageStart[1] = 0x1F;
 169         pchMessageStart[2] = 0x7E;
 170         pchMessageStart[3] = 0x62;
 171         vAlertPubKey = ParseHex("00");
 172         nDefaultPort = 17770;
 173         nMinerThreads = 0;
 174         nPruneAfterHeight = 1000;
 175
 176         //! Modify the testnet genesis block so the timestamp is valid for a later start.
 177         genesis.nTime = 1296688602;
 178         genesis.nBits = KOMODO_MINDIFF_NBITS;
 179         genesis.nNonce = uint256S("0x0000000000000000000000000000000000000000000000000000000000000009");
 180         genesis.nSolution = ParseHex("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");
 181         consensus.hashGenesisBlock = genesis.GetHash();
 182         //assert(consensus.hashGenesisBlock == uint256S("0x05a60a92d99d85997cce3b87616c089f6124d7342af37106edc76126334a2c38"));
 183
 184         vFixedSeeds.clear();
 185         vSeeds.clear();
 186         //vSeeds.push_back(CDNSSeedData("z.cash", "dns.testnet.z.cash")); // Komodo
 187
 188         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,0);
 189         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
 190         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,128);
 191         base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
 192         base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
 193         base58Prefixes[ZCPAYMENT_ADDRRESS] = {20,81};
 194         base58Prefixes[ZCSPENDING_KEY] = {177,235};
 195
 196         vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
 197
 198         fRequireRPCPassword = true;
 199         fMiningRequiresPeers = false;//true;
 200         fDefaultConsistencyChecks = false;
 201         fRequireStandard = true;
 202         fMineBlocksOnDemand = false;
 203         fTestnetToBeDeprecatedFieldRPC = true;
 204
 205         checkpointData = (Checkpoints::CCheckpointData) {
 206             boost::assign::map_list_of
 207             ( 0, consensus.hashGenesisBlock),
 208             genesis.nTime,
 209             0,
 210             0
 211         };
 212     }
 213 };
 214 static CTestNetParams testNetParams;
 215
 216 /**
 217  * Regression test
 218  */
 219 class CRegTestParams : public CTestNetParams {
 220 public:
 221     CRegTestParams() {
 222         strNetworkID = "regtest";
 223         consensus.fCoinbaseMustBeProtected = false;
 224         consensus.nSubsidySlowStartInterval = 0;
 225         consensus.nSubsidyHalvingInterval = 150;
 226         consensus.nMajorityEnforceBlockUpgrade = 750;
 227         consensus.nMajorityRejectBlockOutdated = 950;
 228         consensus.nMajorityWindow = 1000;
 229         consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 230         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
 231         consensus.nPowMaxAdjustDown = 0; // Turn off adjustment down
 232         consensus.nPowMaxAdjustUp = 0; // Turn off adjustment up
 233         pchMessageStart[0] = 0xaa;
 234         pchMessageStart[1] = 0x8e;
 235         pchMessageStart[2] = 0xf3;
 236         pchMessageStart[3] = 0xf5;
 237         nMinerThreads = 1;
 238         nMaxTipAge = 24 * 60 * 60;
 239         const size_t N = 48, K = 5;
 240         BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
 241         nEquihashN = N;
 242         nEquihashK = K;
 243         genesis.nTime = 1296688602;
 244         genesis.nBits = KOMODO_MINDIFF_NBITS;
 245         genesis.nNonce = uint256S("0x0000000000000000000000000000000000000000000000000000000000000021");
 246         genesis.nSolution = ParseHex("0f2a976db4c4263da10fd5d38eb1790469cf19bdb4bf93450e09a72fdff17a3454326399");
 247         consensus.hashGenesisBlock = genesis.GetHash();
 248         nDefaultPort = 17779;
 249         assert(consensus.hashGenesisBlock == uint256S("0x00a215b4fe36f5d2f829d43e587bf10e89e64f9f48a5b6ce18559089e8fd643d"));
 250         nPruneAfterHeight = 1000;
 251
 252         vFixedSeeds.clear(); //! Regtest mode doesn't have any fixed seeds.
 253         vSeeds.clear();  //! Regtest mode doesn't have any DNS seeds.
 254
 255         fRequireRPCPassword = false;
 256         fMiningRequiresPeers = false;
 257         fDefaultConsistencyChecks = true;
 258         fRequireStandard = false;
 259         fMineBlocksOnDemand = true;
 260         fTestnetToBeDeprecatedFieldRPC = false;
 261
 262         checkpointData = (Checkpoints::CCheckpointData){
 263             boost::assign::map_list_of
 264             ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
 265             0,
 266             0,
 267             0
 268         };
 269
 270         // Founders reward script expects a vector of 2-of-3 multisig addresses
 271         vFoundersRewardAddress = { "t2FwcEhFdNXuFMv1tcYwaBJtYVtMj8b1uTg" };
 272         assert(vFoundersRewardAddress.size() <= consensus.GetLastFoundersRewardBlockHeight());
 273     }
 274 };
 275 static CRegTestParams regTestParams;
 276
 277 static CChainParams *pCurrentParams = 0;
 278
 279 const CChainParams &Params() {
 280     assert(pCurrentParams);
 281     return *pCurrentParams;
 282 }
 283
 284 CChainParams &Params(CBaseChainParams::Network network) {
 285     switch (network) {
 286         case CBaseChainParams::MAIN:
 287             return mainParams;
 288         case CBaseChainParams::TESTNET:
 289             return testNetParams;
 290         case CBaseChainParams::REGTEST:
 291             return regTestParams;
 292         default:
 293             assert(false && "Unimplemented network");
 294             return mainParams;
 295     }
 296 }
 297
 298 void SelectParams(CBaseChainParams::Network network) {
 299     SelectBaseParams(network);
 300     pCurrentParams = &Params(network);
 301
 302     // Some python qa rpc tests need to enforce the coinbase consensus rule
 303     if (network == CBaseChainParams::REGTEST && mapArgs.count("-regtestprotectcoinbase")) {
 304         regTestParams.SetRegTestCoinbaseMustBeProtected();
 305     }
 306 }
 307
 308 bool SelectParamsFromCommandLine()
 309 {
 310     CBaseChainParams::Network network = NetworkIdFromCommandLine();
 311     if (network == CBaseChainParams::MAX_NETWORK_TYPES)
 312         return false;
 313
 314     SelectParams(network);
 315     return true;
 316 }
 317
 318
 319 // Block height must be >0 and <=last founders reward block height
 320 // Index variable i ranges from 0 - (vFoundersRewardAddress.size()-1)
 321 std::string CChainParams::GetFoundersRewardAddressAtHeight(int nHeight) const {
 322     int maxHeight = consensus.GetLastFoundersRewardBlockHeight();
 323     assert(nHeight > 0 && nHeight <= maxHeight);
 324
 325     size_t addressChangeInterval = (maxHeight + vFoundersRewardAddress.size()) / vFoundersRewardAddress.size();
 326     size_t i = nHeight / addressChangeInterval;
 327     return vFoundersRewardAddress[i];
 328 }
 329
 330 // Block height must be >0 and <=last founders reward block height
 331 // The founders reward address is expected to be a multisig (P2SH) address
 332 CScript CChainParams::GetFoundersRewardScriptAtHeight(int nHeight) const {
 333     assert(nHeight > 0 && nHeight <= consensus.GetLastFoundersRewardBlockHeight());
 334
 335     CBitcoinAddress address(GetFoundersRewardAddressAtHeight(nHeight).c_str());
 336     assert(address.IsValid());
 337     assert(address.IsScript());
 338     CScriptID scriptID = get<CScriptID>(address.Get()); // Get() returns a boost variant
 339     CScript script = CScript() << OP_HASH160 << ToByteVector(scriptID) << OP_EQUAL;
 340     return script;
 341 }
 342
 343 std::string CChainParams::GetFoundersRewardAddressAtIndex(int i) const {
 344     assert(i >= 0 && i < vFoundersRewardAddress.size());
 345     return vFoundersRewardAddress[i];
 346 }