text: // Copyright (c) 2010 Satoshi Nakamoto
  // Copyright (c) 2009-2016 The XRJV1 Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include "chainparams.h"
  #include "consensus/merkle.h"
  
  #include "arith_uint256.h"
  #include "tinyformat.h"
  #include "util.h"
  #include "utilstrencodings.h"
  
  #include <assert.h>
  
  #include <boost/assign/list_of.hpp>
  
  #include "chainparamsseeds.h"
  
  static CBlock CreateGenesisBlock(const char* pszTimestamp, const CScript& genesisOutputScript, uint32_t nTime, uint32_t nNonce, uint32_t nBits, int32_t nVersion, const CAmount& genesisReward)
  {
      CMutableTransaction txNew;
      txNew.nVersion = 1;
      txNew.vin.resize(1);
      txNew.vout.resize(1);
      txNew.vin[0].scriptSig = CScript() << 486604799 << CScriptNum(4) << std::vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
      txNew.vout[0].nValue = genesisReward;
      txNew.vout[0].scriptPubKey = genesisOutputScript;
  
      CBlock genesis;
      genesis.nTime    = nTime;
      genesis.nBits    = nBits;
      genesis.nNonce   = nNonce;
      genesis.nVersion = nVersion;
      genesis.vtx.push_back(MakeTransactionRef(std::move(txNew)));
      genesis.hashPrevBlock.SetNull();
      genesis.hashMerkleRoot = BlockMerkleRoot(genesis);
      return genesis;
  }
  
  /**
   * 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=2083236893, vtx=1)
   *   CTransaction(hash=4a5e1e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
   *     CTxIn(COutPoint(000000, -1), coinbase 04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73)
   *     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 03/Jan/2009 Chancellor on brink of second bailout for banks";
      //const CScript genesisOutputScript = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
  	const char* pszTimestamp = "On 6/23/2017 nothing of interest happened--I think?";
  	const CScript genesisOutputScript = CScript() << ParseHex("04e8c267deab84ad13e1a324ac3ea8ba6663f1a3eb5720dde025d784362784fdcd3e5038316542b2507482ef8e634697df63409d0c4d68a97f05b35cf005aa7dbb") << OP_CHECKSIG;
      return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
  }
  
  /**
   * Main network
   */
  /**
   * What makes a good checkpoint block?
   * + Is surrounded by blocks with reasonable timestamps
   *   (no blocks before with a timestamp after, none after with
   *    timestamp before)
   * + Contains no strange transactions
   */
  
  class CMainParams : public CChainParams {
  public:
      CMainParams() {
          strNetworkID = "main";
          consensus.nSubsidyHalvingInterval = 550000;
          consensus.BIP34Height = 121;
          consensus.BIP34Hash = uint256S("0x0");
          consensus.BIP65Height = 121;
          consensus.BIP66Height = 121;
          consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
          //consensus.nPowTargetTimespan = 4 * 24 * 60 * 60; // 4 days
  		consensus.nPowTargetTimespan = 20 * 60; // 20 minutes set this to 4 days eventually
  		consensus.nPowTargetSpacing = 3 * 60;
          consensus.fPowAllowMinDifficultyBlocks = false;
          consensus.fPowNoRetargeting = false;
          consensus.nRuleChangeActivationThreshold = 5760; // 75% of 7680
          consensus.nMinerConfirmationWindow = 7680; // nPowTargetTimespan / nPowTargetSpacing * 4
          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 = 1498233468; // June 23rd, 2017
          consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1498233468; // June 23rd, 2017
  
          // Deployment of SegWit (BIP141, BIP143, and BIP147)
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1498233468; // June 23rd, 2017
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1498233468; // June 23rd, 2017
  
          // The best chain should have at least this much work.
          //consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000000000000008400840084");
  		consensus.nMinimumChainWork = uint256S("0x0");
  
          // By default assume that the signatures in ancestors of this block are valid.
          //consensus.defaultAssumeValid = uint256S("0x00000000000000000013176bf8d7dfeab4e1db31dc93bc311b436e82ab226b90"); //453354
          consensus.defaultAssumeValid = uint256S("0x0");
  
          /**
           * 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] = 0xc3;
          pchMessageStart[1] = 0xbf;
          pchMessageStart[2] = 0x06;
          pchMessageStart[3] = 0xf1;
          nDefaultPort = 9890;
          nPruneAfterHeight = 100000;
  
          //genesis = CreateGenesisBlock(1231006505, 2083236893, 0x1d00ffff, 1, 50 * COIN);
          genesis = CreateGenesisBlock(1498233468, 127127136, 0x1d00ffff, 1, 50 * COIN);
  
          consensus.hashGenesisBlock = genesis.GetHash();
          assert(consensus.hashGenesisBlock == uint256S("0x0000000032d2713b6088fd4f564fe55f771d854c4587448bc6fb11abaf7c6bd7"));
          assert(genesis.hashMerkleRoot == uint256S("0x096fcb857d2d7d6f00f3c46f25f4b71e833acfb3ca5631c9712832b635971e20"));
  
  		vFixedSeeds.clear();
  		vSeeds.clear();
  
          // Note that of those with the service bits flag, most only support a subset of possible options
          vSeeds.push_back(CDNSSeedData("xrjv1dns1.radjav.com", "xrjv1dns1.radjav.com", true));
  		vSeeds.push_back(CDNSSeedData("xrjv1dns2.radjav.com", "xrjv1dns2.radjav.com", true));
  		vSeeds.push_back(CDNSSeedData("xrjv1dns3.radjav.com", "xrjv1dns3.radjav.com", true));
  		vSeeds.push_back(CDNSSeedData("xrjv1dns4.radjav.com", "xrjv1dns4.radjav.com", true));
  		vSeeds.push_back(CDNSSeedData("xrjv1dns5.radjav.com", "xrjv1dns5.radjav.com", true));
  		vSeeds.push_back(CDNSSeedData("xrjv1dns6.radjav.com", "xrjv1dns6.radjav.com", true));
  
  		vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
  
          base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,32);
          base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
          base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,87);
          base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x88)(0xB2)(0x1E).convert_to_container<std::vector<unsigned char> >();
          base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x88)(0xAD)(0xE4).convert_to_container<std::vector<unsigned char> >();
  
          fMiningRequiresPeers = true;
          fDefaultConsistencyChecks = false;
          fRequireStandard = true;
          fMineBlocksOnDemand = false;
  
          checkpointData = CCheckpointData {
              boost::assign::map_list_of
              ( 0, consensus.hashGenesisBlock)
          };
  
          chainTxData = ChainTxData{
              // Data as of block 00000000000000000166d612d5595e2b1cd88d71d695fc580af64d8da8658c23 (height 446482).
  			1498233468, // * UNIX timestamp of last known number of transactions
              0,  // * total number of transactions between genesis and that timestamp
                          //   (the tx=... number in the SetBestChain debug.log lines)
              3.2         // * estimated number of transactions per second after that timestamp
          };
      }
  };
  static CMainParams mainParams;
  
  /**
   * Testnet (v3)
   */
  class CTestNetParams : public CChainParams {
  public:
      CTestNetParams() {
          strNetworkID = "test";
          consensus.nSubsidyHalvingInterval = 210000;
          consensus.BIP34Height = 121;
          consensus.BIP34Hash = uint256S("0x0");
          consensus.BIP65Height = 121; // 00000000007f6655f22f98e72ed80d8b06dc761d5da09df0fa1dc4be4f861eb6
          consensus.BIP66Height = 121; // 000000002104c8c45e99a8853285a3b592602a3ccde2b832481da85e9e4ba182
          consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
  		//consensus.nPowTargetTimespan = 4 * 24 * 60 * 60; // 4 days
  		consensus.nPowTargetTimespan = 20 * 60; // 20 minutes
  		consensus.nPowTargetSpacing = 3 * 60;
          consensus.fPowAllowMinDifficultyBlocks = true;
          consensus.fPowNoRetargeting = false;
  		consensus.nRuleChangeActivationThreshold = 5760; // 75% of 7680
  		consensus.nMinerConfirmationWindow = 7680; // nPowTargetTimespan / nPowTargetSpacing * 4
          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 = 1498233468; // June 23rd, 2017
          consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1498233468; // June 23rd, 2017
  
          // Deployment of SegWit (BIP141, BIP143, and BIP147)
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1;
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1498233468; // June 23rd, 2017
          consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1498233468; // June 23rd, 2017
  
          // The best chain should have at least this much work.
          //consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000001f057509eba81aed91");
  		consensus.nMinimumChainWork = uint256S("0x0");
  
          // By default assume that the signatures in ancestors of this block are valid.
          //consensus.defaultAssumeValid = uint256S("0x00000000000128796ee387cf110ccb9d2f36cffaf7f73079c995377c65ac0dcc"); //1079274
  		consensus.defaultAssumeValid = uint256S("0x0");
  
          pchMessageStart[0] = 0xac;
          pchMessageStart[1] = 0x13;
          pchMessageStart[2] = 0x29;
          pchMessageStart[3] = 0xc4;
          nDefaultPort = 19890;
          nPruneAfterHeight = 1000;
  
          //genesis = CreateGenesisBlock(1296688602, 414098458, 0x1d00ffff, 1, 50 * COIN);
          genesis = CreateGenesisBlock(1498233468, 127127136, 0x1d00ffff, 1, 50 * COIN);
          consensus.hashGenesisBlock = genesis.GetHash();
          //assert(consensus.hashGenesisBlock == uint256S("0x000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943"));
          //assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));
  
          // nodes with support for servicebits filtering should be at the top
          /*vSeeds.push_back(CDNSSeedData("testnetxrjv1.jonasschnelli.ch", "testnet-seed.xrjv1.jonasschnelli.ch", true));
          vSeeds.push_back(CDNSSeedData("petertodd.org", "seed.tXRJ.petertodd.org", true));
          vSeeds.push_back(CDNSSeedData("bluematt.me", "testnet-seed.bluematt.me"));
          vSeeds.push_back(CDNSSeedData("xrjv1.schildbach.de", "testnet-seed.xrjv1.schildbach.de"));*/
  
  		vFixedSeeds.clear();
  		vSeeds.clear();
  
          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;
  
  
          checkpointData = CCheckpointData {
              boost::assign::map_list_of
              ( 546, uint256S("000000002a936ca763904c3c35fce2f3556c559c0214345d31b1bcebf76acb70")),
          };
  
          chainTxData = ChainTxData{
              // Data as of block 00000000c2872f8f8a8935c8e3c5862be9038c97d4de2cf37ed496991166928a (height 1063660)
              1483546230,
              12834668,
              0.15
          };
  
      }
  };
  static CTestNetParams testNetParams;
  
  /**
   * Regression test
   */
  class CRegTestParams : public CChainParams {
  public:
      CRegTestParams() {
          strNetworkID = "regtest";
          consensus.nSubsidyHalvingInterval = 150;
          consensus.BIP34Height = 121; // BIP34 has not activated on regtest (far in the future so block v1 are not rejected in tests)
          consensus.BIP34Hash = uint256();
          consensus.BIP65Height = 121; // BIP65 activated on regtest (Used in rpc activation tests)
          consensus.BIP66Height = 121; // BIP66 activated on regtest (Used in rpc activation tests)
          consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
          //consensus.nPowTargetTimespan = 4 * 24 * 60 * 60; // 4 days
  		consensus.nPowTargetTimespan = 20 * 60; // 20 minutes
  		consensus.nPowTargetSpacing = 3 * 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;
  
          // 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] = 0xcc;
          pchMessageStart[1] = 0xfc;
          pchMessageStart[2] = 0x83;
          pchMessageStart[3] = 0xff;
          nDefaultPort = 19980;
          nPruneAfterHeight = 1000;
  
          //genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 50 * COIN);
          genesis = CreateGenesisBlock(1498233468, 127127136, 0x1d00ffff, 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;
  
          checkpointData = CCheckpointData{
              boost::assign::map_list_of
              ( 0, uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206"))
          };
  
          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] = 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> >();
      }
  
      void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
      {
          consensus.vDeployments[d].nStartTime = nStartTime;
          consensus.vDeployments[d].nTimeout = nTimeout;
      }
  };
  static CRegTestParams regTestParams;
  
  CChainParams *pCurrentParams = 0;
  
  const CChainParams &Params() {
      assert(pCurrentParams);
      return *pCurrentParams;
  }
  
  CChainParams& Params(const std::string& chain)
  {
      if (chain == CBaseChainParams::MAIN)
              return mainParams;
      else if (chain == CBaseChainParams::TESTNET)
              return testNetParams;
      else if (chain == CBaseChainParams::REGTEST)
              return regTestParams;
      else
          throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
  }
  
  void SelectParams(const std::string& network)
  {
      SelectBaseParams(network);
      pCurrentParams = &Params(network);
  }
  
  void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
  {
      regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
  }
   
  