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 https://www.opensource.org/licenses/mit-license.php .
   5
   6 #include "key_io.h"
   7 #include "main.h"
   8 #include "crypto/equihash.h"
   9
  10 #include "util.h"
  11 #include "utilstrencodings.h"
  12
  13 #include <assert.h>
  14
  15 #include <boost/assign/list_of.hpp>
  16
  17 #include "chainparamsseeds.h"
  18
  19 static CBlock CreateGenesisBlock(const char* pszTimestamp, const CScript& genesisOutputScript, uint32_t nTime, const uint256& nNonce, const std::vector<unsigned char>& nSolution, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
  20 {
  21     // To create a genesis block for a new chain which is Overwintered:
  22     //   txNew.nVersion = OVERWINTER_TX_VERSION
  23     //   txNew.fOverwintered = true
  24     //   txNew.nVersionGroupId = OVERWINTER_VERSION_GROUP_ID
  25     //   txNew.nExpiryHeight = <default value>
  26     CMutableTransaction txNew;
  27     txNew.nVersion = 1;
  28     txNew.vin.resize(1);
  29     txNew.vout.resize(1);
  30     txNew.vin[0].scriptSig = CScript() << 520617983 << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
  31     txNew.vout[0].nValue = genesisReward;
  32     txNew.vout[0].scriptPubKey = genesisOutputScript;
  33
  34     CBlock genesis;
  35     genesis.nTime    = nTime;
  36     genesis.nBits    = nBits;
  37     genesis.nNonce   = nNonce;
  38     genesis.nSolution = nSolution;
  39     genesis.nVersion = nVersion;
  40     genesis.vtx.push_back(txNew);
  41     genesis.hashPrevBlock.SetNull();
  42     genesis.hashMerkleRoot = genesis.BuildMerkleTree();
  43     return genesis;
  44 }
  45
  46 /**
  47  * Build the genesis block. Note that the output of its generation
  48  * transaction cannot be spent since it did not originally exist in the
  49  * database (and is in any case of zero value).
  50  *
  51  * >>> from pyblake2 import blake2s
  52  * >>> 'Zcash' + blake2s(b'The Economist 2016-10-29 Known unknown: Another crypto-currency is born. BTC#436254 0000000000000000044f321997f336d2908cf8c8d6893e88dbf067e2d949487d ETH#2521903 483039a6b6bd8bd05f0584f9a078d075e454925eb71c1f13eaff59b405a721bb DJIA close on 27 Oct 2016: 18,169.68').hexdigest()
  53  *
  54  * CBlock(hash=00040fe8, ver=4, hashPrevBlock=00000000000000, hashMerkleRoot=c4eaa5, nTime=1477641360, nBits=1f07ffff, nNonce=4695, vtx=1)
  55  *   CTransaction(hash=c4eaa5, ver=1, vin.size=1, vout.size=1, nLockTime=0)
  56  *     CTxIn(COutPoint(000000, -1), coinbase 04ffff071f0104455a6361736830623963346565663862376363343137656535303031653335303039383462366665613335363833613763616331343161303433633432303634383335643334)
  57  *     CTxOut(nValue=0.00000000, scriptPubKey=0x5F1DF16B2B704C8A578D0B)
  58  *   vMerkleTree: c4eaa5
  59  */
  60 static CBlock CreateGenesisBlock(uint32_t nTime, const uint256& nNonce, const std::vector<unsigned char>& nSolution, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
  61 {
  62     const char* pszTimestamp = "Zcash0b9c4eef8b7cc417ee5001e3500984b6fea35683a7cac141a043c42064835d34";
  63     const CScript genesisOutputScript = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
  64     return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nSolution, nBits, nVersion, genesisReward);
  65 }
  66
  67 /**
  68  * Main network
  69  */
  70 /**
  71  * What makes a good checkpoint block?
  72  * + Is surrounded by blocks with reasonable timestamps
  73  *   (no blocks before with a timestamp after, none after with
  74  *    timestamp before)
  75  * + Contains no strange transactions
  76  */
  77 void *chainparams_commandline(void *ptr);
  78 #include "komodo_defs.h"
  79
  80 extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
  81 extern uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;
  82 extern uint32_t ASSETCHAIN_INIT, ASSETCHAINS_MAGIC, ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_VERUSHASH;
  83 extern int32_t VERUS_BLOCK_POSUNITS, ASSETCHAINS_LWMAPOS, ASSETCHAINS_SAPLING, ASSETCHAINS_OVERWINTER;
  84 extern uint64_t ASSETCHAINS_SUPPLY;
  85 extern std::string VERUS_CHEATCATCHER;
  86
  87 const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
  88
  89 class CMainParams : public CChainParams {
  90 public:
  91     CMainParams()
  92     {
  93         strNetworkID = "main";
  94         strCurrencyUnits = "KMD";
  95         bip44CoinType = 133; // As registered in https://github.com/satoshilabs/slips/blob/master/slip-0044.md (ZCASH, should be VRSC)
  96         consensus.fCoinbaseMustBeProtected = false; // true this is only true wuth Verus and enforced after block 12800 (enforcement ending at solution V3)
  97         consensus.nSubsidySlowStartInterval = 20000;
  98         consensus.nPreBlossomSubsidyHalvingInterval = Consensus::PRE_BLOSSOM_HALVING_INTERVAL;
  99         consensus.nPostBlossomSubsidyHalvingInterval = Consensus::POST_BLOSSOM_HALVING_INTERVAL;
 100         consensus.nMajorityEnforceBlockUpgrade = 750;
 101         consensus.nMajorityRejectBlockOutdated = 950;
 102         consensus.nMajorityWindow = 4000;
 103         consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 104         consensus.powAlternate = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 105         const size_t N = 200, K = 9;
 106         BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
 107         consensus.nEquihashN = N;
 108         consensus.nEquihashK = K;
 109         consensus.nPowAveragingWindow = 17;
 110         consensus.nMaxFutureBlockTime = 7 * 60; // 7 mins
 111
 112         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
 113         consensus.nPowMaxAdjustDown = 32; // 32% adjustment down
 114         consensus.nPowMaxAdjustUp = 16; // 16% adjustment up
 115         consensus.nPowTargetSpacing = 1 * 60;
 116         consensus.nPreBlossomPowTargetSpacing = Consensus::PRE_BLOSSOM_POW_TARGET_SPACING;
 117         consensus.nPostBlossomPowTargetSpacing = Consensus::POST_BLOSSOM_POW_TARGET_SPACING;
 118         consensus.nPowAllowMinDifficultyBlocksAfterHeight = boost::none;
 119         consensus.vUpgrades[Consensus::BASE_SPROUT].nProtocolVersion = 170002;
 120         consensus.vUpgrades[Consensus::BASE_SPROUT].nActivationHeight =
 121             Consensus::NetworkUpgrade::ALWAYS_ACTIVE;
 122         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nProtocolVersion = 170002;
 123         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nActivationHeight =
 124             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 125         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nProtocolVersion = 170005;
 126         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nActivationHeight = Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 127         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nProtocolVersion = 170007;
 128         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nActivationHeight = Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 129         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nProtocolVersion = 170009;
 130         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nActivationHeight = Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 131
 132         // The best chain should have at least this much work.
 133         consensus.nMinimumChainWork = uint256S("000000000000000000000000000000000000000000000000017e73a331fae01c");
 134
 135         /**
 136          * The message start string is designed to be unlikely to occur in normal data.
 137          * The characters are rarely used upper ASCII, not valid as UTF-8, and produce
 138          * a large 32-bit integer with any alignment.
 139          */
 140         pchMessageStart[0] = 0xf9;
 141         pchMessageStart[1] = 0xee;
 142         pchMessageStart[2] = 0xe4;
 143         pchMessageStart[3] = 0x8d;
 144         vAlertPubKey = ParseHex("020e46e79a2a8d12b9b5d12c7a91adb4e454edfae43c0a0cb805427d2ac7613fd9");
 145         // (Zcash) vAlertPubKey = ParseHex("04b7ecf0baa90495ceb4e4090f6b2fd37eec1e9c85fac68a487f3ce11589692e4a317479316ee814e066638e1db54e37a10689b70286e6315b1087b6615d179264");
 146         nDefaultPort = 7770;
 147         nMinerThreads = 0;
 148         nMaxTipAge = 24 * 60 * 60;
 149         nPruneAfterHeight = 100000;
 150
 151         const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
 152         CMutableTransaction txNew;
 153         txNew.vin.resize(1);
 154         txNew.vout.resize(1);
 155         txNew.vin[0].scriptSig = CScript() << 486604799 << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
 156         txNew.vout[0].nValue = 50 * COIN;
 157         txNew.vout[0].scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
 158         genesis.vtx.push_back(txNew);
 159         genesis.hashPrevBlock.SetNull();
 160         genesis.hashMerkleRoot = genesis.BuildMerkleTree();
 161         genesis.nVersion = 1;
 162         genesis.nTime    = 1231006505;
 163         genesis.nBits    = KOMODO_MINDIFF_NBITS;
 164         genesis.nNonce   = uint256S("0x000000000000000000000000000000000000000000000000000000000000000b");
 165         genesis.nSolution = ParseHex("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");
 166
 167
 168         /*genesis = CreateGenesisBlock(
 169             1477641360,
 170             uint256S("0x0000000000000000000000000000000000000000000000000000000000001257"),
 171             ParseHex("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"),
 172             0x1f07ffff, 4, 0);*/
 173
 174         consensus.hashGenesisBlock = genesis.GetHash();
 175         assert(consensus.hashGenesisBlock == uint256S("0x027e3758c3a65b12aa1046462b486d0a63bfa1beae327897f56c5cfb7daaae71"));
 176         assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));
 177         vFixedSeeds.clear();
 178         vSeeds.clear();
 179         vSeeds.push_back(CDNSSeedData("veruscoin.io", "seeds.veruscoin.io")); // @kolo - old static dns seeds
 180         vSeeds.push_back(CDNSSeedData("komodoplatform.com", "seeds.komodoplatform.com")); // @kolo - old static dns seeds
 181         vSeeds.push_back(CDNSSeedData("kolo.supernet.org", "static.kolo.supernet.org")); // @kolo - new static dns seeds ToDo
 182         vSeeds.push_back(CDNSSeedData("kolo.supernet.org", "dynamic.kolo.supernet.org")); // @kolo - crawler seeds ToDo
 183         // TODO: set up bootstrapping for mainnet
 184         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,60);
 185         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,85);
 186         base58Prefixes[IDENTITY_ADDRESS] = std::vector<unsigned char>(1,102);
 187         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,188);
 188         base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x88)(0xB2)(0x1E).convert_to_container<std::vector<unsigned char> >();
 189         base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x88)(0xAD)(0xE4).convert_to_container<std::vector<unsigned char> >();
 190         // guarantees the first two characters, when base58 encoded, are "zc"
 191         base58Prefixes[ZCPAYMENT_ADDRRESS] = {22,154};
 192         // guarantees the first 4 characters, when base58 encoded, are "ZiVK"
 193         base58Prefixes[ZCVIEWING_KEY]      = {0xA8,0xAB,0xD3};
 194         // guarantees the first two characters, when base58 encoded, are "SK"
 195         base58Prefixes[ZCSPENDING_KEY] = {171,54};
 196
 197         bech32HRPs[SAPLING_PAYMENT_ADDRESS]      = "zs";
 198         bech32HRPs[SAPLING_FULL_VIEWING_KEY]     = "zviews";
 199         bech32HRPs[SAPLING_INCOMING_VIEWING_KEY] = "zivks";
 200         bech32HRPs[SAPLING_EXTENDED_SPEND_KEY]   = "secret-extended-key-main";
 201
 202         vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
 203
 204         //fMiningRequiresPeers = true;
 205         fDefaultConsistencyChecks = false;
 206         fRequireStandard = true;
 207         fMineBlocksOnDemand = false;
 208         fTestnetToBeDeprecatedFieldRPC = false;
 209
 210         if ( pthread_create((pthread_t *)malloc(sizeof(pthread_t)),NULL,chainparams_commandline,(void *)&consensus) != 0 )
 211         {
 212
 213         }
 214     }
 215 };
 216 static CMainParams mainParams;
 217
 218 void CChainParams::SetCheckpointData(CChainParams::CCheckpointData checkpointData)
 219 {
 220     CChainParams::checkpointData = checkpointData;
 221 }
 222
 223 void *chainparams_commandline(void *ptr)
 224 {
 225     CChainParams::CCheckpointData checkpointData;
 226     while ( ASSETCHAINS_P2PPORT == 0 )
 227     {
 228         #ifdef _WIN32
 229         boost::this_thread::sleep(boost::posix_time::milliseconds(1000));
 230         #else
 231         sleep(1);
 232         #endif
 233     }
 234     //fprintf(stderr,">>>>>>>> port.%u\n",ASSETCHAINS_P2PPORT);
 235     if ( ASSETCHAINS_SYMBOL[0] != 0 )
 236     {
 237         mainParams.SetDefaultPort(ASSETCHAINS_P2PPORT);
 238         if ( ASSETCHAINS_RPCPORT == 0 )
 239             ASSETCHAINS_RPCPORT = ASSETCHAINS_P2PPORT + 1;
 240         mainParams.pchMessageStart[0] = ASSETCHAINS_MAGIC & 0xff;
 241         mainParams.pchMessageStart[1] = (ASSETCHAINS_MAGIC >> 8) & 0xff;
 242         mainParams.pchMessageStart[2] = (ASSETCHAINS_MAGIC >> 16) & 0xff;
 243         mainParams.pchMessageStart[3] = (ASSETCHAINS_MAGIC >> 24) & 0xff;
 244         fprintf(stderr,">>>>>>>>>> %s: p2p.%u rpc.%u magic.%08x %u %lu coins\n",ASSETCHAINS_SYMBOL,ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT,ASSETCHAINS_MAGIC,ASSETCHAINS_MAGIC,ASSETCHAINS_SUPPLY / COIN);
 245
 246         if (ASSETCHAINS_ALGO != ASSETCHAINS_EQUIHASH)
 247         {
 248             // this is only good for 60 second blocks with an averaging window of 45. for other parameters, use:
 249             // nLwmaAjustedWeight = (N+1)/2 * (0.9989^(500/nPowAveragingWindow)) * nPowTargetSpacing
 250             mainParams.consensus.nLwmaAjustedWeight = 1350;
 251             mainParams.consensus.nPowAveragingWindow = 45;
 252             if (strcmp(ASSETCHAINS_SYMBOL, "VRSC") == 0)
 253             {
 254                 mainParams.consensus.powAlternate = uint256S("00000f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 255             }
 256             else
 257             {
 258                 mainParams.consensus.powAlternate = uint256S("0000000f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 259             }
 260         }
 261
 262         if (ASSETCHAINS_LWMAPOS != 0)
 263         {
 264             mainParams.consensus.posLimit = uint256S("000000000f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 265             mainParams.consensus.nPOSAveragingWindow = 45;
 266             // spacing is 1000 units per block to get better resolution, POS is 50% hard coded for now, we can vary it later
 267             // when we get reliable integer math on nLwmaPOSAjustedWeight
 268             mainParams.consensus.nPOSTargetSpacing = VERUS_BLOCK_POSUNITS * 2;
 269             // nLwmaPOSAjustedWeight = (N+1)/2 * (0.9989^(500/nPOSAveragingWindow)) * nPOSTargetSpacing
 270             // this needs to be recalculated if VERUS_BLOCK_POSUNITS is changed
 271             mainParams.consensus.nLwmaPOSAjustedWeight = 46531;
 272         }
 273
 274         // this includes VRSCTEST, unlike the checkpoints and changes below
 275         if (_IsVerusActive())
 276         {
 277             mainParams.consensus.fCoinbaseMustBeProtected = true;
 278         }
 279
 280         // only require coinbase protection on Verus from the Komodo family of coins
 281         if (strcmp(ASSETCHAINS_SYMBOL,"VRSC") == 0)
 282         {
 283             mainParams.consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nActivationHeight = 227520;
 284             mainParams.consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nActivationHeight = 227520;
 285             checkpointData = //(Checkpoints::CCheckpointData)
 286                 {
 287                     boost::assign::map_list_of
 288                     (0, mainParams.consensus.hashGenesisBlock)
 289                     (10000, uint256S("0xac2cd7d37177140ea4991cf630c0b9c7f94d707b84fb0351bf3a44856d2ae5dc"))
 290                     (20000, uint256S("0xb0e8cb9f77aaa7ff5bd90d6c08d06f4c4bf03e00c2b8a35a042e760845590c8a"))
 291                     (30000, uint256S("0xf2112ca577338ad7104bf905fa6a63d36b17a86f914c97b73cd31d43fcd7557c"))
 292                     (40000, uint256S("0x00000000008f83378dab727864b763ce91a4ea5f75d55939c0c1390cfb8c38f1"))
 293                     (49170, uint256S("0x2add646c0089871ec2379f02f7cd60b3af6efd9c152a6f16fc10925458c270cc")),
 294                     (int64_t)1529910234,    // * UNIX timestamp of last checkpoint block
 295                     (int64_t)63661,         // * total number of transactions between genesis and last checkpoint
 296                                             //   (the tx=... number in the SetBestChain debug.log lines)
 297                     (double)2777            // * estimated number of transactions per day after checkpoint
 298                                             //   total number of tx / (checkpoint block height / (24 * 24))
 299                 };
 300
 301             mainParams.consensus.nMinimumChainWork = uint256S("0x000000000000000000000000000000000000000000000001a8f4f23f8b2d1f7e");
 302         }
 303         else
 304         {
 305             mainParams.consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000000000000000000020");
 306             mainParams.consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nActivationHeight = ASSETCHAINS_SAPLING;
 307             mainParams.consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nActivationHeight = ASSETCHAINS_OVERWINTER;
 308             checkpointData = //(Checkpoints::CCheckpointData)
 309                 {
 310                     boost::assign::map_list_of
 311                     (0, mainParams.consensus.hashGenesisBlock),
 312                     (int64_t)1231006505,
 313                     (int64_t)1,
 314                     (double)2777            // * estimated number of transactions per day after checkpoint
 315                                             //   total number of tx / (checkpoint block height / (24 * 24))
 316                 };
 317         }
 318     }
 319     else
 320     {
 321             checkpointData = //(Checkpoints::CCheckpointData)
 322             {
 323                 boost::assign::map_list_of
 324
 325                 (0, mainParams.consensus.hashGenesisBlock)
 326                 (       5000,   uint256S("0x049cfc91eef411e96603a42c9a77c5e30e9fe96f783ab818f4c00fb56fb29b6c"))
 327                 (       10000,  uint256S("0x0a0169db3614311cd4181deb73cfcf7f640e7dc956cda34e0121a0351925e9ae"))
 328                 (       15000,  uint256S("0x00f0bd236790e903321a2d22f85bd6bf8a505f6ef4eddb20458a65d37e14d142"))
 329                 (       20000,  uint256S("0x01bbf0c38892bdcced62b538329cf63bc7badca3e7e1bff8eb10345436871c6e"))
 330                 (       25000,  uint256S("0x04ca27808268dda8f942b647a6df844be1b263a661a13740293db962022d1f9e"))
 331                 (       30000,  uint256S("0x04c9e8cfbcd37399085e529b50147de8afb80c76c48752c122d56f23316a7acb"))
 332                 (       35000,  uint256S("0x00815f1240354cff7487c67f7dff78e248cb9053ed2c92751d1a9ad42d3eaedf"))
 333                 (       40000,  uint256S("0x00eafd9dfb1e5f1bf1cca0c49be628538900daf69b665464443d29c2c3b6a2fe"))
 334                 (       45000,  uint256S("0x0377730632caf694b92f40d03ae0fbe5bd86a1205014b71d975453ac793b0af9"))
 335                 (       50000,  uint256S("0x00076e16d3fa5194da559c17cf9cf285e21d1f13154ae4f7c7b87919549345aa"))
 336                 (       55000,  uint256S("0x0005a0701a83e05b639418ea4c87018544a4d22b2b49e5f111161e8ffc455108"))
 337                 (       60000,  uint256S("0x0000296fc15f8599b7c6561d0e0a96f24766135ed79107b603d6dd6e55142c0d"))
 338                 (       65000,  uint256S("0x000861f5d7970d5399733b4605074d47f877d6536f74ffae6f08e871ee29e6f2"))
 339                 (       70000,  uint256S("0x0002af1d487c567526c517b52996944dca344e139cddca77c2e72f746e73b263"))
 340                 (       75000,  uint256S("0x0d08129659be5f105e70c047769359eaf3475d61a726750859fdca3e1a2bf5cc"))
 341                 (       80000,  uint256S("0x0af5f3f1caae4f08c74a82689731d1ef8e55107c06f9a996e251b8ecb96989ad"))
 342                 (       85000,  uint256S("0x00000c8ee29086c5fb39eddad0619773b9ce936c77c13e5e5118a4998e939544"))
 343                 (       90000,  uint256S("0x06d3bb7f9ee5b55f67b2dc13c680699a2f736f43a44b4e4cfd41a58aa00f063f"))
 344                 (       95000,  uint256S("0x0670981b269879aae83a88f6f0c4db34763c93fd410d96435f2acb4e6580b976"))
 345                 (       100000, uint256S("0x0f02eb1f3a4b89df9909fec81a4bd7d023e32e24e1f5262d9fc2cc36a715be6f"))
 346                 (       105000, uint256S("0x018b97d7e6d259add24afe0e08fc125dc21d734e8831b68b430f5c3896deb4af"))
 347                 (       110000, uint256S("0x09644ff52734e0e911a9ba7ecd03cf7995b25301840a9637891ef9af69f59c32"))
 348                 (       115000, uint256S("0x0ee382b4729b8ceb918a92913f9c144a6a4f8a50bfc0f8b4aac5b12592caed7f"))
 349                 (       120000, uint256S("0x082a7918a0dd9cb2df65f55acb8d0a4a535b3fa684d92c3ebcb24ed7019d975b"))
 350                 (       125000, uint256S("0x00008f76c4484fd539c9d02fc69c40a50b6f9e00984d33890b85cc0324159e9e"))
 351                 (       130000, uint256S("0x011b09e53acfe46f310e8c960a9c4f4f490cc7b2cd3791d7a6a80d6e8ac96b36"))
 352                 (       135000, uint256S("0x01e0cd48358fa05646baa6f00e26717474d6049a537c8861b324d1f497dc3d4a"))
 353                 (       140000, uint256S("0x0e6db36fd8a9d1b7baf359c8bd5c76635d0bcada973a75b5d2028ca3baea4961"))
 354                 (       145000, uint256S("0x00010c40b57316ce6cde076807c9db956452a3c82cb09fe7d56c6bb1a7e24726"))
 355                 (       150000, uint256S("0x0a817f15b9da636f453a7a01835cfc534ed1a55ce7f08c566471d167678bedce"))
 356                 (       155000, uint256S("0x0528084fd00223bd9747635d7a4d8cc79f158795cad654efb78e4e4cc5f23d6a"))
 357                 (       160000, uint256S("0x00003a09f26ae9fb7ebbfa3ef589b81ccd8909a82430f7414bc68d5a5a3316ab"))
 358                 (       165000, uint256S("0x00004a0c6a29e7d1f22ea4e44d05e861fec5fcd8eebc5a61574c4ecf29dbb9be"))
 359                 (       170000, uint256S("0x0cf9eac27badc0ae9a2b370dd7cc3fcb550f139349551e60978f394a2e1b262b"))
 360                 (       175000, uint256S("0x0000137856b825d431da27ff4c3cf22f5482fa21952d45b0db0ec6774fb9b510"))
 361                 (       180000, uint256S("0x000000b0afcccf98aa0afb6ac61050892bd9415857d66313d1f67fd1bbac312f"))
 362                 (       185000, uint256S("0x00c2af8f88d84de080067f8ae1c25754e32e5516d20c11f85b9adae2d683687b"))
 363                 (       190000, uint256S("0x00000033d85b3e7d19e02278ef300b8ab957d3dd3e58b4c81166ba0a58af5c3f"))
 364                 (       195000, uint256S("0x000000964b6068be1dd4ee6893d183e86cba82a2744fb5439c463d0ba7e053b6"))
 365                 (       200000, uint256S("0x000001763a9337328651ca57ac487cc0507087be5838fb74ca4165ff19f0e84f"))
 366                 (       205000, uint256S("0x049fc6832e64a75ae898b32804e151e7561ea49082858c3d4af89a7de4b82f06"))
 367                 (       210000, uint256S("0x0000000d9078b9c9604cc663eafafba8f3643bb3f3ddbb78fed4993236e1edb5"))
 368                 (       215000, uint256S("0x00060089ecc21bcc62094e2f7f0448fe163415f6ef2f2aafe047757889ca82fe"))
 369                 (       220000, uint256S("0x000082c78e6c2a13a9c23dd7a6faaf962fc133142b4a2d07725561f59c03bfa2"))
 370                 (       225000, uint256S("0x00030026483167fe13505cf27049307ce42e0d9c5aa093aed10baa4f49edf4ca"))
 371                 (       230000, uint256S("0x000183a3e17988060a35776b99c1f0b43393bbe7153b2718dfc57f428191de4e"))
 372                 (       235000, uint256S("0x000184995f0ec024ed3783e322c8cfa5e68d9f0c77c3aaea301b22d311619156"))
 373                 (       240000, uint256S("0x0000002cc7cf6d0a44ab57f9bd3bfa11a865bbf1cd87a2081095bc90981633a3"))
 374                 (       245000, uint256S("0x004c5f19a88c8fe8a604006dbd2d44c94baef2a00876a17d8e2be2124003f979"))
 375                 (       250000, uint256S("0x0dd54ef5f816c7fde9d2b1c8c1a26412b3c761cc5dd3901fa5c4cd1900892fba"))
 376                 (       255000, uint256S("0x0b6da9e4f50c8bc7a92c539bc7474ffd6c29e0a8531f0dbbbc261fff1f990827"))
 377                 (       260000, uint256S("0x0cac8b12bf7233ee5a68fcde9e251852b177833fefa2a9f39ec28474b0851cb9"))
 378                 (       265000, uint256S("0x04feb5b4029f3b8b8eb3e6661a78eadd1a26b4af00ac59b5f05b261afcfd2818"))
 379                 (       270000, uint256S("0x01bc5897bd20b8b61acf4989987ba85fbc37d9ebe848924aa8effcb08bf48fe0"))
 380                 (       275000, uint256S("0x0416bc29eb5a12231826e546ba90fcd38aeef387ff77b45849cd418a9c1a6f12"))
 381                 (       280000, uint256S("0x000007593e9880b171d46bce59aa0cec2a1b1f53d1fd7e8f71ccb2b9182374a4"))
 382                 (       285000, uint256S("0x05a338b2d90cd79740221fe8635b7a834f2e486fcbb2464a4294f5a21231a5f5"))
 383                 (       290000, uint256S("0x064ca3912cdcd833702d07a530e98bc5c6c1cd738a8825c7240b17cd68ca0cc4"))
 384                 (       295000, uint256S("0x036b3bb318d743fd78db983a9aadd52869991d48913c4eebe2a074387d67cc5a"))
 385                 (       300000, uint256S("0x000000fa5efd1998959926047727519ed7de06dcf9f2cd92a4f71e907e1312dc"))
 386                 (       305000, uint256S("0x00003656231e83de2348755153ed175794696a113d7e8a15c01f90fdb7c2f287"))
 387                 (       310000, uint256S("0x0cf6baf727eb931da0813ed8b032648c4766be79e146b0d40c643f9d8edf40f7"))
 388                 (       315000, uint256S("0x082469974c152ebe69f1787f0d06aa5d9dd1dc69c880febde7eac2bc800146dd"))
 389                 (       320000, uint256S("0x0000063df36b99bfb2516f55cb548a5baed1f2d8ae69c3559dc478c5c2eb32df"))
 390                 (       325000, uint256S("0x0cb926b303a1514ba0a2f729af88ccb143517f396e9e0bde09b0736900698e0f"))
 391                 (       330000, uint256S("0x000000be3d8bb6e31c3b534819aae7014cbbe9a44ab3e799dc1bfc724c6ab184"))
 392                 (       335000, uint256S("0x0d0756608189fd5bbd8ec50e76180074e69e973439cc09df49134e4cb970ed4d"))
 393                 (       340000, uint256S("0x0d814eacdb9c97003d703c0ff79b1b97b9ed8615fe12b1afaede946e5fdfe0a7"))
 394                 (       345000, uint256S("0x000000c2910f510f1de325d300202da1a391f2719dd378173299151c3da94e85"))
 395                 (       350000, uint256S("0x0000000228ef321323f81dae00c98d7960fc7486fb2d881007fee60d1e34653f"))
 396                 (       355000, uint256S("0x03e6a55e382b478e0fab9c3584da3629fd9b977986a333a406b24b0d3559bf44"))
 397                 (       360000, uint256S("0x0859c86dd718bcb5b58af06389197794e2beea6239653f2e6fa7b8a7433d29ea"))
 398                 (       365000, uint256S("0x07896332665c707a8f55398a998e7878e8d2681ba79dd95c2859b1dafc9343d0"))
 399                 (       370000, uint256S("0x040efd8c64cf5cf96ecf75468741a8880d1386eb5e349bef0a55116d4023944c"))
 400                 (       375000, uint256S("0x053029e7599a09fe6c01203997d7ca738dd4c6d216a433695a0d514def1eccc0"))
 401                 (       380000, uint256S("0x0cae44e7a421c389b88a5a204d3e39779e93aeacaab1b693741bf279fd0c8acd"))
 402                 (       385000, uint256S("0x0b4032d2c799ba93644231ce57134dd24e13ec0dc267c1ed5912389691d2bd72"))
 403                 (       390000, uint256S("0x0afd0f166f33a881ef289af7ea7010d58c4bbd560dee10b561c79e1b8dfd0593"))
 404                 (       395000, uint256S("0x083774b88cf1b138d67c242d9b33c54f69d7e901b5e8144dc4a2303ab9927102"))
 405                 (       400000, uint256S("0x036d294c5be96f4c0efb28e652eb3968231e87204a823991a85c5fdab3c43ae6"))
 406                 (       405000, uint256S("0x0522e33bb2161fb1b33acef9a4a438fcf420dcae8a0b472e234d223d731c42b2"))
 407                 (       410000, uint256S("0x0361d06aa807c66b87befea8119a485341d1118b694c3dbb4c3cf0b85ac69e9b"))
 408                 (       415000, uint256S("0x072d5653d8673f64ef8b9c655f7b8021072070a072b799013ff6e96de99a59e6"))
 409                 (       420000, uint256S("0x013b693d66955be69d4501cb1d307ca323a5c8473e25866ae7e700cdce0c654f"))
 410                 (       425000, uint256S("0x0ef0c55af27c6971289a790dee2b2ec728fb9c6555ff9306c07f1083cf0fb4b5"))
 411                 (       430000, uint256S("0x0ccbeeaba28291e0316a9cf54c005097c61dc67ba6f32283406d6c83b828da00"))
 412                 (       435000, uint256S("0x020ed6b7fe1124400baba7feed463ba0c90e7e6903493fdc1a1a18c4a506055a"))
 413                 (       440000, uint256S("0x055aaadca1908abeedc831a3f9115aa31284fc223d010590caf7b612960b61a4"))
 414                 (       445000, uint256S("0x06d2327fa25ea7e2be742fc0e45fc4f9adb41811f21be0357f8543c5434df715"))
 415                 (       450000, uint256S("0x0906ef1e8dc194f1f03bd4ce1ac8c6992fd721ef2c5ccbf4871ec8cdbb456c18"))
 416                 (       455000, uint256S("0x0b8b92eec29eb20262dcf9916f0ca36d6abf0c39d321d3f480a5535cb978db71"))
 417                 (       460000, uint256S("0x0cb04591f69a255b1127aaff3bbd59eaa21a5d9cca999de197516c251895c536"))
 418                 (       465000, uint256S("0x029985ae78d8bb8fd170aeb3ab02ea76134ed0c19ae00211cc28a61fe5755b88"))
 419                 (       470000, uint256S("0x01a2f4b56f37b223e75572862ad1ba956ec179332f8cd40590d7253563c86ba8"))
 420                 (       475000, uint256S("0x0a34c6f9d4d9cb8c78c14b8041a7cc1874cfcbb22a34a5c068d1d6ff3ed9fdf0"))
 421                 (       480000, uint256S("0x0ebab25030179996ae25969f34f6a297c7ffce1994f9b4186082a47032a9a7dc"))
 422                 (       485000, uint256S("0x06a096e6bccf3b85537a30f95db6a414deacc0509bc84da264c2830df1a1d9b0"))
 423                 (       490000, uint256S("0x0af828930ef13405cb536b88a3d1d4e0d84dc79ee260402c56bfa86e261c74ff"))
 424                 (       495000, uint256S("0x09d44905bfd12849d3c2178b2ba882f8e9d6565b6e4d7a97c70a92bd6de7c5e6"))
 425                 (       500000, uint256S("0x0bebdb417f7a51fe0c36fcf94e2ed29895a9a862eaa61601272866a7ecd6391b"))
 426                 (       505000, uint256S("0x0c1609f4f3561baa1fc975877948af94d2107c88686a9821bc240016cc87d953"))
 427                 (       510000, uint256S("0x0cf9a5a4997b871e615e5e398627e45fa15b3e6970ae22b47bdd11b0f5fa0fa7"))
 428                 (       515000, uint256S("0x034171d4819e9961de13309743a32a179abede97d60ea64101dc04c97a1a0807"))
 429                 (       520000, uint256S("0x0648fa44d5bbc2cc04a782e083c11df64ac06185f0f8e11a7416625ebb6409a6"))
 430                 (       525000, uint256S("0x0000000ef17d63af3159e52cd351b6f000536ad88adc3a937bb747955fed58a2"))
 431                 (       530000, uint256S("0x08e3af153995ba09e50086b64145cf4cd57db6b29f16f06f28d80d7f6121cfad"))
 432                 (       535000, uint256S("0x02a0ffd00b51e2061b85de50a9223d9c84f4e357dc1046397bb9d7d4a827a3fb"))
 433                 (       540000, uint256S("0x04bf07d026af29025c1ac2815e067f4a41d2872701ac9780eb3015d51cdcd854"))
 434                 (       545000, uint256S("0x0a0d6d86635946792ad0dca57ed227a5360fc8b6d79e47132aac11e90a4963ce"))
 435                 (       550000, uint256S("0x06df52fc5f9ba03ccc3a7673b01ab47990bd5c4947f6e1bc0ba14d21cd5bcccd"))
 436                 (       555000, uint256S("0x0baf38eea8e08fcad3a9d760f27377e79c291b08e7fb4920cadd5cb7bab547f3"))
 437                 (       560000, uint256S("0x00000004c34abbf1366adbae965b644c01debf15409acc715ff51cb221d92dd7"))
 438                 (       565000, uint256S("0x067bae7119f083e0fa1820bc8e25dcfa7717e42aabaef18beefd87d974953dfb"))
 439                 (       570000, uint256S("0x00000011a7ce7b628b7be17777d8dea2574d83f165e23c9e44aa705975820fd3"))
 440                 (       575000, uint256S("0x0e1110a193a30d3f8d369017233a2486b11c748b3d033859a2eb7b37062d303e"))
 441                 (       580000, uint256S("0x083cb58484aff80f48e3537e0451d49e544b3efa3da97274800c91e567d33a92"))
 442                 (       585000, uint256S("0x0224cf835428d03472edf4f7b6fcc63b9d8d6f1d5a90ad8186bf123d541b4ea8"))
 443                 (       590000, uint256S("0x0cfcf3b9517894e4df49db5faf8b74f3a9e01eb83c0cc5051c115d4424615dae"))
 444                 (       595000, uint256S("0x0000000a45266983dd81e0df381a3b0455699b2f76d5b4d3f17b87d657a1b56d"))
 445                 (       600000, uint256S("0x00000005080d5689c3b4466e551cd1986e5d2024a62a79b1335afe12c42779e4"))
 446                 (       605000, uint256S("0x0000001c691da36848542299af859d4eb3fa408a0f425b1fbe6d622d2100623a"))
 447                 (       610000, uint256S("0x040d8c7a0ac89e3ed8605a198583a795986aacbf18722a9897d7b925bcf757f6"))
 448                 (       615000, uint256S("0x0449cf00fc36206389c14cbf1d762f8b96bb0440ccea5b46703e7c69b0e2bc42"))
 449                 (       620000, uint256S("0x07227a41340c25ee1a7e9b60414259780202ffa990079fc91d8faeac9af03e60"))
 450                 (       625000, uint256S("0x047c2472fe2afabb3d38decf24bba4ba712b60e7a1782f4afae3ede3f912f493"))
 451                 (       630000, uint256S("0x0a7f1f04e66260cf972ab1374a9126b8abc1adaa3ab4669db5d4d4ddb9ad493d"))
 452                 (       635000, uint256S("0x048df95165eb821dabf37ef28cf7f3be72e216e95377684253dab806985b50a4"))
 453                 (       640000, uint256S("0x066b3c6a6a3c8dc58bef509a972c3e3ade14493b40e1b361ecbc928134e302be"))
 454                 (       645000, uint256S("0x07d059888c9ade3bbe16d6b4d70ee9b8302d104b37a3c6cd61f81012aabd0e1e"))
 455                 (       650000, uint256S("0x039a3cb760cc6e564974caf69e8ae621c14567f3a36e4991f77fd869294b1d52"))
 456                 (       655000, uint256S("0x089350ee8d28b44837eb4b1fe77704953d5de2077f10c74a888d9d3ea1e13c2a"))
 457                 (       660000, uint256S("0x000000023f8a582a61ae2f6fab6fe8197e79b7a68aaac67432421b09f1bdd4ba"))
 458                 (       665000, uint256S("0x0b16edce865e7a0d662115774e0c0d3abbf9c69004155b693ddc933f051bfb26"))
 459                 (       670000, uint256S("0x09070b109b089490bc372fd8358abae352d6db0e46ade6ed2200e4d4ff7aa6af"))
 460                 (       675000, uint256S("0x08d9edeed3b6ac55991e9f32af0218ff8fa9dc808078623f4c831eb09d4f186b"))
 461                 (       680000, uint256S("0x00000003eb2b30bfac929d3496acecab19625ac9f854a86aaf9678bea99e1cc1"))
 462                 (       681777, uint256S("0x0000243296b9b26c040f471fdd9398ef72e57062cf05c19b9ba2fefac8165306")),
 463                 (int64_t)1516924927,     // * UNIX timestamp of last checkpoint block
 464                 (int64_t)1253783,         // * total number of transactions between genesis and last checkpoint
 465                                 //   (the tx=... number in the SetBestChain debug.log lines)
 466                 (double)2777            // * estimated number of transactions per day after checkpoint
 467                                 //   total number of tx / (checkpoint block height / (24 * 24))
 468             };
 469     }
 470
 471     mainParams.SetCheckpointData(checkpointData);
 472
 473     ASSETCHAIN_INIT = 1;
 474     return(0);
 475 }
 476
 477 /**
 478  * Testnet (v3)
 479  */
 480 class CTestNetParams : public CChainParams {
 481 public:
 482     CTestNetParams() {
 483         strNetworkID = "test";
 484         strCurrencyUnits = "TAZ";
 485         bip44CoinType = 1;
 486         consensus.fCoinbaseMustBeProtected = true;
 487         consensus.nSubsidySlowStartInterval = 20000;
 488         consensus.nPreBlossomSubsidyHalvingInterval = Consensus::PRE_BLOSSOM_HALVING_INTERVAL;
 489         consensus.nPostBlossomSubsidyHalvingInterval = Consensus::POST_BLOSSOM_HALVING_INTERVAL;
 490         consensus.nMajorityEnforceBlockUpgrade = 51;
 491         consensus.nMajorityRejectBlockOutdated = 75;
 492         consensus.nMajorityWindow = 400;
 493         const size_t N = 200, K = 9;
 494         BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
 495         consensus.nEquihashN = N;
 496         consensus.nEquihashK = K;
 497         consensus.powLimit = uint256S("07ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
 498         consensus.powAlternate = uint256S("07ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
 499         consensus.nPowAveragingWindow = 17;
 500         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
 501         consensus.nMaxFutureBlockTime = 7 * 60;
 502
 503         vAlertPubKey = ParseHex("00");
 504         nDefaultPort = 17770;
 505         nMinerThreads = 0;
 506         consensus.nPowMaxAdjustDown = 32; // 32% adjustment down
 507         consensus.nPowMaxAdjustUp = 16; // 16% adjustment up
 508         consensus.nPreBlossomPowTargetSpacing = Consensus::PRE_BLOSSOM_POW_TARGET_SPACING;
 509         consensus.nPostBlossomPowTargetSpacing = Consensus::POST_BLOSSOM_POW_TARGET_SPACING;
 510         consensus.nPowAllowMinDifficultyBlocksAfterHeight = 299187;
 511         consensus.vUpgrades[Consensus::BASE_SPROUT].nProtocolVersion = 170002;
 512         consensus.vUpgrades[Consensus::BASE_SPROUT].nActivationHeight =
 513             Consensus::NetworkUpgrade::ALWAYS_ACTIVE;
 514         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nProtocolVersion = 170002;
 515         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nActivationHeight =
 516             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 517         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nProtocolVersion = 170003;
 518         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nActivationHeight = 207500;
 519         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nProtocolVersion = 170007;
 520         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nActivationHeight = 280000;
 521         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nProtocolVersion = 170008;
 522         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nActivationHeight = 584000;
 523
 524         // The best chain should have at least this much work.
 525         consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000000000000001d0c4d9cd");
 526
 527         pchMessageStart[0] = 0x5A;
 528         pchMessageStart[1] = 0x1F;
 529         pchMessageStart[2] = 0x7E;
 530         pchMessageStart[3] = 0x62;
 531         vAlertPubKey = ParseHex("020e46e79a2a8d12b9b5d12c7a91adb4e454edfae43c0a0cb805427d2ac7613fd9");
 532         nMaxTipAge = 24 * 60 * 60;
 533
 534         nPruneAfterHeight = 1000;
 535
 536         //! Modify the testnet genesis block so the timestamp is valid for a later start.
 537         genesis.nTime = 1296688602;
 538         genesis.nBits = KOMODO_MINDIFF_NBITS;
 539         genesis.nNonce = uint256S("0x0000000000000000000000000000000000000000000000000000000000000009");
 540         genesis.nSolution = ParseHex("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");
 541         consensus.hashGenesisBlock = genesis.GetHash();
 542         //assert(consensus.hashGenesisBlock == uint256S("0x05a60a92d99d85997cce3b87616c089f6124d7342af37106edc76126334a2c38"));
 543
 544         vFixedSeeds.clear();
 545         vSeeds.clear();
 546         //vSeeds.push_back(CDNSSeedData("z.cash", "dns.testnet.z.cash")); // Komodo
 547
 548         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,0);
 549         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
 550         base58Prefixes[IDENTITY_ADDRESS] = std::vector<unsigned char>(1,102);
 551         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,128);
 552         base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
 553         base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
 554         base58Prefixes[ZCPAYMENT_ADDRRESS] = {20,81};
 555         // guarantees the first 4 characters, when base58 encoded, are "ZiVt"
 556         base58Prefixes[ZCVIEWING_KEY]  = {0xA8,0xAC,0x0C};
 557         base58Prefixes[ZCSPENDING_KEY] = {177,235};
 558
 559         bech32HRPs[SAPLING_PAYMENT_ADDRESS]      = "ztestsapling";
 560         bech32HRPs[SAPLING_FULL_VIEWING_KEY]     = "zviewtestsapling";
 561         bech32HRPs[SAPLING_INCOMING_VIEWING_KEY] = "zivktestsapling";
 562         bech32HRPs[SAPLING_EXTENDED_SPEND_KEY]   = "secret-extended-key-test";
 563
 564         vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
 565
 566         //fRequireRPCPassword = true;
 567         fMiningRequiresPeers = false;//true;
 568         fDefaultConsistencyChecks = false;
 569         fRequireStandard = true;
 570         fMineBlocksOnDemand = false;
 571         fTestnetToBeDeprecatedFieldRPC = true;
 572
 573
 574         checkpointData = (CCheckpointData) {
 575             boost::assign::map_list_of
 576             (0, consensus.hashGenesisBlock)
 577             (38000, uint256S("0x001e9a2d2e2892b88e9998cf7b079b41d59dd085423a921fe8386cecc42287b8")),
 578             1486897419,  // * UNIX timestamp of last checkpoint block
 579             47163,       // * total number of transactions between genesis and last checkpoint
 580                          //   (the tx=... number in the SetBestChain debug.log lines)
 581             715          //   total number of tx / (checkpoint block height / (24 * 24))
 582         };
 583
 584         /*
 585         // Hardcoded fallback value for the Sprout shielded value pool balance
 586         // for nodes that have not reindexed since the introduction of monitoring
 587         // in #2795.
 588         nSproutValuePoolCheckpointHeight = 440329;
 589         nSproutValuePoolCheckpointBalance = 40000029096803;
 590         fZIP209Enabled = true;
 591         hashSproutValuePoolCheckpointBlock = uint256S("000a95d08ba5dcbabe881fc6471d11807bcca7df5f1795c99f3ec4580db4279b");
 592
 593         // Founders reward script expects a vector of 2-of-3 multisig addresses
 594         vFoundersRewardAddress = {
 595             "t2UNzUUx8mWBCRYPRezvA363EYXyEpHokyi", "t2N9PH9Wk9xjqYg9iin1Ua3aekJqfAtE543", "t2NGQjYMQhFndDHguvUw4wZdNdsssA6K7x2", "t2ENg7hHVqqs9JwU5cgjvSbxnT2a9USNfhy",
 596             "t2BkYdVCHzvTJJUTx4yZB8qeegD8QsPx8bo", "t2J8q1xH1EuigJ52MfExyyjYtN3VgvshKDf", "t2Crq9mydTm37kZokC68HzT6yez3t2FBnFj", "t2EaMPUiQ1kthqcP5UEkF42CAFKJqXCkXC9",
 597             "t2F9dtQc63JDDyrhnfpzvVYTJcr57MkqA12", "t2LPirmnfYSZc481GgZBa6xUGcoovfytBnC", "t26xfxoSw2UV9Pe5o3C8V4YybQD4SESfxtp", "t2D3k4fNdErd66YxtvXEdft9xuLoKD7CcVo",
 598             "t2DWYBkxKNivdmsMiivNJzutaQGqmoRjRnL", "t2C3kFF9iQRxfc4B9zgbWo4dQLLqzqjpuGQ", "t2MnT5tzu9HSKcppRyUNwoTp8MUueuSGNaB", "t2AREsWdoW1F8EQYsScsjkgqobmgrkKeUkK",
 599             "t2Vf4wKcJ3ZFtLj4jezUUKkwYR92BLHn5UT", "t2K3fdViH6R5tRuXLphKyoYXyZhyWGghDNY", "t2VEn3KiKyHSGyzd3nDw6ESWtaCQHwuv9WC", "t2F8XouqdNMq6zzEvxQXHV1TjwZRHwRg8gC",
 600             "t2BS7Mrbaef3fA4xrmkvDisFVXVrRBnZ6Qj", "t2FuSwoLCdBVPwdZuYoHrEzxAb9qy4qjbnL", "t2SX3U8NtrT6gz5Db1AtQCSGjrpptr8JC6h", "t2V51gZNSoJ5kRL74bf9YTtbZuv8Fcqx2FH",
 601             "t2FyTsLjjdm4jeVwir4xzj7FAkUidbr1b4R", "t2EYbGLekmpqHyn8UBF6kqpahrYm7D6N1Le", "t2NQTrStZHtJECNFT3dUBLYA9AErxPCmkka", "t2GSWZZJzoesYxfPTWXkFn5UaxjiYxGBU2a",
 602             "t2RpffkzyLRevGM3w9aWdqMX6bd8uuAK3vn", "t2JzjoQqnuXtTGSN7k7yk5keURBGvYofh1d", "t2AEefc72ieTnsXKmgK2bZNckiwvZe3oPNL", "t2NNs3ZGZFsNj2wvmVd8BSwSfvETgiLrD8J",
 603             "t2ECCQPVcxUCSSQopdNquguEPE14HsVfcUn", "t2JabDUkG8TaqVKYfqDJ3rqkVdHKp6hwXvG", "t2FGzW5Zdc8Cy98ZKmRygsVGi6oKcmYir9n", "t2DUD8a21FtEFn42oVLp5NGbogY13uyjy9t",
 604             "t2UjVSd3zheHPgAkuX8WQW2CiC9xHQ8EvWp", "t2TBUAhELyHUn8i6SXYsXz5Lmy7kDzA1uT5", "t2Tz3uCyhP6eizUWDc3bGH7XUC9GQsEyQNc", "t2NysJSZtLwMLWEJ6MH3BsxRh6h27mNcsSy",
 605             "t2KXJVVyyrjVxxSeazbY9ksGyft4qsXUNm9", "t2J9YYtH31cveiLZzjaE4AcuwVho6qjTNzp", "t2QgvW4sP9zaGpPMH1GRzy7cpydmuRfB4AZ", "t2NDTJP9MosKpyFPHJmfjc5pGCvAU58XGa4",
 606             "t29pHDBWq7qN4EjwSEHg8wEqYe9pkmVrtRP", "t2Ez9KM8VJLuArcxuEkNRAkhNvidKkzXcjJ", "t2D5y7J5fpXajLbGrMBQkFg2mFN8fo3n8cX", "t2UV2wr1PTaUiybpkV3FdSdGxUJeZdZztyt",
 607             };
 608         assert(vFoundersRewardAddress.size() <= consensus.GetLastFoundersRewardBlockHeight(0));
 609         */
 610     }
 611 };
 612 static CTestNetParams testNetParams;
 613
 614 /**
 615  * Regression test
 616  */
 617 class CRegTestParams : public CChainParams {
 618 public:
 619     CRegTestParams() {
 620         strNetworkID = "regtest";
 621         strCurrencyUnits = "REG";
 622         bip44CoinType = 1;
 623         consensus.fCoinbaseMustBeProtected = false;
 624         consensus.nSubsidySlowStartInterval = 0;
 625         consensus.nPreBlossomSubsidyHalvingInterval = Consensus::PRE_BLOSSOM_REGTEST_HALVING_INTERVAL;
 626         consensus.nPostBlossomSubsidyHalvingInterval = Consensus::POST_BLOSSOM_REGTEST_HALVING_INTERVAL;
 627         consensus.nMajorityEnforceBlockUpgrade = 750;
 628         consensus.nMajorityRejectBlockOutdated = 950;
 629         consensus.nMajorityWindow = 1000;
 630         const size_t N = 48, K = 5;
 631         BOOST_STATIC_ASSERT(equihash_parameters_acceptable(N, K));
 632         consensus.nEquihashN = N;
 633         consensus.nEquihashK = K;
 634         consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 635         consensus.powAlternate = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
 636         consensus.nPowAveragingWindow = 17;
 637         consensus.nMaxFutureBlockTime = 7 * 60; // 7 mins
 638         assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
 639         consensus.nPowMaxAdjustDown = 0; // Turn off adjustment down
 640         consensus.nPowMaxAdjustUp = 0; // Turn off adjustment up
 641         consensus.nPreBlossomPowTargetSpacing = Consensus::PRE_BLOSSOM_POW_TARGET_SPACING;
 642         consensus.nPostBlossomPowTargetSpacing = Consensus::POST_BLOSSOM_POW_TARGET_SPACING;
 643         consensus.nPowAllowMinDifficultyBlocksAfterHeight = 0;
 644         consensus.vUpgrades[Consensus::BASE_SPROUT].nProtocolVersion = 170002;
 645         consensus.vUpgrades[Consensus::BASE_SPROUT].nActivationHeight =
 646             Consensus::NetworkUpgrade::ALWAYS_ACTIVE;
 647         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nProtocolVersion = 170002;
 648         consensus.vUpgrades[Consensus::UPGRADE_TESTDUMMY].nActivationHeight =
 649             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 650         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nProtocolVersion = 170003;
 651         consensus.vUpgrades[Consensus::UPGRADE_OVERWINTER].nActivationHeight =
 652             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 653         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nProtocolVersion = 170006;
 654         consensus.vUpgrades[Consensus::UPGRADE_SAPLING].nActivationHeight =
 655             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 656         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nProtocolVersion = 170008;
 657         consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nActivationHeight =
 658             Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
 659
 660         // The best chain should have at least this much work.
 661         consensus.nMinimumChainWork = uint256S("0x00");
 662
 663         pchMessageStart[0] = 0xaa;
 664         pchMessageStart[1] = 0x8e;
 665         pchMessageStart[2] = 0xf3;
 666         pchMessageStart[3] = 0xf5;
 667         nMinerThreads = 1;
 668         nMaxTipAge = 24 * 60 * 60;
 669         nPruneAfterHeight = 1000;
 670
 671         genesis = CreateGenesisBlock(
 672             1296688602,
 673             uint256S("0x0000000000000000000000000000000000000000000000000000000000000009"),
 674             ParseHex("01936b7db1eb4ac39f151b8704642d0a8bda13ec547d54cd5e43ba142fc6d8877cab07b3"),
 675
 676
 677             KOMODO_MINDIFF_NBITS, 4, 0);
 678         consensus.hashGenesisBlock = genesis.GetHash();
 679         assert(consensus.hashGenesisBlock == uint256S("0x029f11d80ef9765602235e1bc9727e3eb6ba20839319f761fee920d63401e327"));
 680         assert(genesis.hashMerkleRoot == uint256S("0xc4eaa58879081de3c24a7b117ed2b28300e7ec4c4c1dff1d3f1268b7857a4ddb"));
 681
 682         nDefaultPort = 17779;
 683         nPruneAfterHeight = 1000;
 684
 685         vFixedSeeds.clear(); //! Regtest mode doesn't have any fixed seeds.
 686         vSeeds.clear();  //! Regtest mode doesn't have any DNS seeds.
 687
 688         fMiningRequiresPeers = false;
 689         fDefaultConsistencyChecks = true;
 690         fRequireStandard = false;
 691         fMineBlocksOnDemand = true;
 692         fTestnetToBeDeprecatedFieldRPC = false;
 693
 694         checkpointData = (CCheckpointData){
 695             boost::assign::map_list_of
 696             ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")),
 697             0,
 698             0,
 699             0
 700         };
 701         // These prefixes are the same as the testnet prefixes
 702         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,60);
 703         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,85);
 704         base58Prefixes[IDENTITY_ADDRESS] = std::vector<unsigned char>(1,102);
 705         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,188);
 706         //base58Prefixes[PUBKEY_ADDRESS]     = {0x1D,0x25};
 707         //base58Prefixes[SCRIPT_ADDRESS]     = {0x1C,0xBA};
 708         //base58Prefixes[SECRET_KEY]         = {0xEF};
 709         // do not rely on these BIP32 prefixes; they are not specified and may change
 710         base58Prefixes[EXT_PUBLIC_KEY]     = {0x04,0x35,0x87,0xCF};
 711         base58Prefixes[EXT_SECRET_KEY]     = {0x04,0x35,0x83,0x94};
 712         base58Prefixes[ZCPAYMENT_ADDRRESS] = {0x16,0xB6};
 713         base58Prefixes[ZCVIEWING_KEY]      = {0xA8,0xAC,0x0C};
 714         base58Prefixes[ZCSPENDING_KEY]     = {0xAC,0x08};
 715
 716         bech32HRPs[SAPLING_PAYMENT_ADDRESS]      = "zregtestsapling";
 717         bech32HRPs[SAPLING_FULL_VIEWING_KEY]     = "zviewregtestsapling";
 718         bech32HRPs[SAPLING_INCOMING_VIEWING_KEY] = "zivkregtestsapling";
 719         bech32HRPs[SAPLING_EXTENDED_SPEND_KEY]   = "secret-extended-key-regtest";
 720
 721         // Founders reward script expects a vector of 2-of-3 multisig addresses
 722         vFoundersRewardAddress = { "t2FwcEhFdNXuFMv1tcYwaBJtYVtMj8b1uTg" };
 723         assert(vFoundersRewardAddress.size() <= consensus.GetLastFoundersRewardBlockHeight(0));
 724     }
 725
 726     void UpdateNetworkUpgradeParameters(Consensus::UpgradeIndex idx, int nActivationHeight)
 727     {
 728         assert(idx > Consensus::BASE_SPROUT && idx < Consensus::MAX_NETWORK_UPGRADES);
 729         consensus.vUpgrades[idx].nActivationHeight = nActivationHeight;
 730     }
 731
 732     void UpdateRegtestPow(int64_t nPowMaxAdjustDown, int64_t nPowMaxAdjustUp, uint256 powLimit)
 733     {
 734         consensus.nPowMaxAdjustDown = nPowMaxAdjustDown;
 735         consensus.nPowMaxAdjustUp = nPowMaxAdjustUp;
 736         consensus.powLimit = powLimit;
 737     }
 738
 739     void SetRegTestZIP209Enabled() {
 740         fZIP209Enabled = true;
 741     }
 742 };
 743 static CRegTestParams regTestParams;
 744
 745 static CChainParams *pCurrentParams = 0;
 746
 747 const CChainParams &Params() {
 748     // the only reason this should occur is before initialization to convert addresses
 749     // we don't use others besides main, and the only risk in returning it would be something else not initialized
 750     if (!pCurrentParams)
 751     {
 752         return mainParams;
 753     }
 754     return *pCurrentParams;
 755 }
 756
 757 void DisableCoinbaseMustBeProtected()
 758 {
 759     CChainParams &curParams = pCurrentParams ? *pCurrentParams : mainParams;
 760     curParams.DisableCoinbaseMustBeProtected();
 761 }
 762
 763 void EnableCoinbaseMustBeProtected()
 764 {
 765     CChainParams &curParams = pCurrentParams ? *pCurrentParams : mainParams;
 766     curParams.EnableCoinbaseMustBeProtected();
 767 }
 768
 769 bool AreParamsInitialized()
 770 {
 771     return (pCurrentParams != NULL);
 772 }
 773
 774 CChainParams &Params(CBaseChainParams::Network network) {
 775     switch (network) {
 776         case CBaseChainParams::MAIN:
 777             return mainParams;
 778         case CBaseChainParams::TESTNET:
 779             return testNetParams;
 780         case CBaseChainParams::REGTEST:
 781             return regTestParams;
 782         default:
 783             assert(false && "Unimplemented network");
 784             return mainParams;
 785     }
 786 }
 787
 788 void SelectParams(CBaseChainParams::Network network) {
 789     SelectBaseParams(network);
 790     pCurrentParams = &Params(network);
 791
 792     // Some python qa rpc tests need to enforce the coinbase consensus rule
 793     if (network == CBaseChainParams::REGTEST && mapArgs.count("-regtestprotectcoinbase")) {
 794         regTestParams.SetRegTestCoinbaseMustBeProtected();
 795     }
 796
 797     // When a developer is debugging turnstile violations in regtest mode, enable ZIP209
 798     if (network == CBaseChainParams::REGTEST && mapArgs.count("-developersetpoolsizezero")) {
 799         regTestParams.SetRegTestZIP209Enabled();
 800     }
 801 }
 802
 803 bool SelectParamsFromCommandLine()
 804 {
 805     CBaseChainParams::Network network = NetworkIdFromCommandLine();
 806     if (network == CBaseChainParams::MAX_NETWORK_TYPES)
 807         return false;
 808
 809     SelectParams(network);
 810
 811     return true;
 812 }
 813
 814
 815 // Block height must be >0 and <=last founders reward block height
 816 // Index variable i ranges from 0 - (vFoundersRewardAddress.size()-1)
 817 std::string CChainParams::GetFoundersRewardAddressAtHeight(int nHeight) const {
 818     int preBlossomMaxHeight = consensus.GetLastFoundersRewardBlockHeight(0);
 819     // zip208
 820     // FounderAddressAdjustedHeight(height) :=
 821     // height, if not IsBlossomActivated(height)
 822     // BlossomActivationHeight + floor((height - BlossomActivationHeight) / BlossomPoWTargetSpacingRatio), otherwise
 823     bool blossomActive = consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_BLOSSOM);
 824     if (blossomActive) {
 825         int blossomActivationHeight = consensus.vUpgrades[Consensus::UPGRADE_BLOSSOM].nActivationHeight;
 826         nHeight = blossomActivationHeight + ((nHeight - blossomActivationHeight) / Consensus::BLOSSOM_POW_TARGET_SPACING_RATIO);
 827     }
 828     assert(nHeight > 0 && nHeight <= preBlossomMaxHeight);
 829     size_t addressChangeInterval = (preBlossomMaxHeight + vFoundersRewardAddress.size()) / vFoundersRewardAddress.size();
 830     size_t i = nHeight / addressChangeInterval;
 831     return vFoundersRewardAddress[i];
 832 }
 833
 834 // Block height must be >0 and <=last founders reward block height
 835 // The founders reward address is expected to be a multisig (P2SH) address
 836 CScript CChainParams::GetFoundersRewardScriptAtHeight(int nHeight) const {
 837     assert(nHeight > 0 && nHeight <= consensus.GetLastFoundersRewardBlockHeight(nHeight));
 838
 839     CTxDestination address = DecodeDestination(GetFoundersRewardAddressAtHeight(nHeight).c_str());
 840     assert(IsValidDestination(address));
 841     assert(boost::get<CScriptID>(&address) != nullptr);
 842     CScriptID scriptID = boost::get<CScriptID>(address); // address is a boost variant
 843     CScript script = CScript() << OP_HASH160 << ToByteVector(scriptID) << OP_EQUAL;
 844     return script;
 845 }
 846
 847 std::string CChainParams::GetFoundersRewardAddressAtIndex(int i) const {
 848     assert(i >= 0 && i < vFoundersRewardAddress.size());
 849     return vFoundersRewardAddress[i];
 850 }
 851
 852 void UpdateNetworkUpgradeParameters(Consensus::UpgradeIndex idx, int nActivationHeight)
 853 {
 854     regTestParams.UpdateNetworkUpgradeParameters(idx, nActivationHeight);
 855 }
 856
 857 void UpdateRegtestPow(int64_t nPowMaxAdjustDown, int64_t nPowMaxAdjustUp, uint256 powLimit) {
 858     regTestParams.UpdateRegtestPow(nPowMaxAdjustDown, nPowMaxAdjustUp, powLimit);
 859 }