text: // Copyright (c) 2009-2010 Satoshi Nakamoto
  // Copyright (c) 2009-2012 The Bitcoin developers
  // Copyright (c) 2011-2013 The Paris developers
  // Distributed under the MIT/X11 software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  #include "db.h"
  #include "walletdb.h"
  #include "bitcoinrpc.h"
  #include "net.h"
  #include "init.h"
  #include "util.h"
  #include "ui_interface.h"
  #include "checkpoints.h"
  #include <boost/filesystem.hpp>
  #include <boost/filesystem/fstream.hpp>
  #include <boost/filesystem/convenience.hpp>
  #include <boost/interprocess/sync/file_lock.hpp>
  
  #ifndef WIN32
  #include <signal.h>
  #endif
  
  using namespace std;
  using namespace boost;
  
  CWallet* pwalletMain;
  
  //////////////////////////////////////////////////////////////////////////////
  //
  // Shutdown
  //
  
  void ExitTimeout(void* parg)
  {
  #ifdef WIN32
      Sleep(5000);
      ExitProcess(0);
  #endif
  }
  
  void StartShutdown()
  {
  #ifdef QT_GUI
      // ensure we leave the Qt main loop for a clean GUI exit (Shutdown() is called in bitcoin.cpp afterwards)
      QueueShutdown();
  #else
      // Without UI, Shutdown() can simply be started in a new thread
      CreateThread(Shutdown, NULL);
  #endif
  }
  
  void Shutdown(void* parg)
  {
      static CCriticalSection cs_Shutdown;
      static bool fTaken;
      bool fFirstThread = false;
      {
          TRY_LOCK(cs_Shutdown, lockShutdown);
          if (lockShutdown)
          {
              fFirstThread = !fTaken;
              fTaken = true;
          }
      }
      static bool fExit;
      if (fFirstThread)
      {
          fShutdown = true;
          nTransactionsUpdated++;
          DBFlush(false);
          StopNode();
          DBFlush(true);
          boost::filesystem::remove(GetPidFile());
          UnregisterWallet(pwalletMain);
          delete pwalletMain;
          CreateThread(ExitTimeout, NULL);
          Sleep(50);
          printf("Paris exiting\n\n");
          fExit = true;
  #ifndef QT_GUI
          // ensure non UI client get's exited here, but let Bitcoin-Qt reach return 0; in bitcoin.cpp
          exit(0);
  #endif
      }
      else
      {
          while (!fExit)
              Sleep(500);
          Sleep(100);
          ExitThread(0);
      }
  }
  
  void HandleSIGTERM(int)
  {
      fRequestShutdown = true;
  }
  
  
  
  
  
  
  //////////////////////////////////////////////////////////////////////////////
  //
  // Start
  //
  #if !defined(QT_GUI)
  int main(int argc, char* argv[])
  {
      bool fRet = false;
      fRet = AppInit(argc, argv);
  
      if (fRet && fDaemon)
          return 0;
  
      return 1;
  }
  #endif
  
  bool AppInit(int argc, char* argv[])
  {
      bool fRet = false;
      try
      {
          fRet = AppInit2(argc, argv);
      }
      catch (std::exception& e) {
          PrintException(&e, "AppInit()");
      } catch (...) {
          PrintException(NULL, "AppInit()");
      }
      if (!fRet)
          Shutdown(NULL);
      return fRet;
  }
  
  bool static Bind(const CService &addr) {
      if (IsLimited(addr))
          return false;
      std::string strError;
      if (!BindListenPort(addr, strError))
      {
          ThreadSafeMessageBox(strError, _("Paris"), wxOK | wxMODAL);
          return false;
      }
      return true;
  }
  
  bool AppInit2(int argc, char* argv[])
  {
  #ifdef _MSC_VER
      // Turn off microsoft heap dump noise
      _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
      _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
  #endif
  #if _MSC_VER >= 1400
      // Disable confusing "helpful" text message on abort, ctrl-c
      _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
  #endif
  #ifndef WIN32
      umask(077);
  #endif
  #ifndef WIN32
      // Clean shutdown on SIGTERM
      struct sigaction sa;
      sa.sa_handler = HandleSIGTERM;
      sigemptyset(&sa.sa_mask);
      sa.sa_flags = 0;
      sigaction(SIGTERM, &sa, NULL);
      sigaction(SIGINT, &sa, NULL);
      sigaction(SIGHUP, &sa, NULL);
  #endif
  
      //
      // Parameters
      //
      // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
  #if !defined(QT_GUI)
      ParseParameters(argc, argv);
      if (!boost::filesystem::is_directory(GetDataDir(false)))
      {
          fprintf(stderr, "Error: Specified directory does not exist\n");
          Shutdown(NULL);
      }
      ReadConfigFile(mapArgs, mapMultiArgs);
  #endif
  
      if (mapArgs.count("-?") || mapArgs.count("--help"))
      {
          string strUsage = string() +
            _("Paris version") + " " + FormatFullVersion() + "\n\n" +
            _("Usage:") + "\t\t\t\t\t\t\t\t\t\t\n" +
              "  Parisd [options]                   \t  " + "\n" +
              "  Parisd [options] <command> [params]\t  " + _("Send command to -server or Parisd") + "\n" +
              "  Parisd [options] help              \t\t  " + _("List commands") + "\n" +
              "  Parisd [options] help <command>    \t\t  " + _("Get help for a command") + "\n" +
            _("Options:") + "\n" +
              "  -conf=<file>     \t\t  " + _("Specify configuration file (default: Paris.conf)") + "\n" +
              "  -pid=<file>      \t\t  " + _("Specify pid file (default: Parisd.pid)") + "\n" +
              "  -gen             \t\t  " + _("Generate coins") + "\n" +
              "  -gen=0           \t\t  " + _("Don't generate coins") + "\n" +
              "  -min             \t\t  " + _("Start minimized") + "\n" +
              "  -splash          \t\t  " + _("Show splash screen on startup (default: 1)") + "\n" +
              "  -datadir=<dir>   \t\t  " + _("Specify data directory") + "\n" +
              "  -dbcache=<n>     \t\t  " + _("Set database cache size in megabytes (default: 25)") + "\n" +
              "  -dblogsize=<n>   \t\t  " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
              "  -timeout=<n>     \t  "   + _("Specify connection timeout (in milliseconds)") + "\n" +
              "  -proxy=<ip:port> \t  "   + _("Connect through socks proxy") + "\n" +
              "  -socks=<n>       \t  "   + _("Select the version of socks proxy to use (4 or 5, 5 is default)") + "\n" +
              "  -noproxy=<net>   \t  "   + _("Do not use proxy for connections to network net (ipv4 or ipv6)") + "\n" +
              "  -dns             \t  "   + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" +
              "  -proxydns        \t  "   + _("Pass DNS requests to (SOCKS5) proxy") + "\n" +
              "  -port=<port>     \t\t  " + _("Listen for connections on <port> (default: 6901 or testnet: 9903)") + "\n" +
              "  -maxconnections=<n>\t  " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
              "  -addnode=<ip>    \t  "   + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
              "  -connect=<ip>    \t\t  " + _("Connect only to the specified node") + "\n" +
              "  -seednode=<ip>   \t\t  " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" +
              "  -externalip=<ip> \t  "   + _("Specify your own public address") + "\n" +
              "  -onlynet=<net>   \t  "   + _("Only connect to nodes in network <net> (IPv4 or IPv6)") + "\n" +
              "  -discover        \t  "   + _("Try to discover public IP address (default: 1)") + "\n" +
              "  -listen          \t  "   + _("Accept connections from outside (default: 1)") + "\n" +
              "  -bind=<addr>     \t  "   + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" +
  #ifdef QT_GUI
              "  -lang=<lang>     \t\t  " + _("Set language, for example \"de_DE\" (default: system locale)") + "\n" +
  #endif
              "  -dnsseed         \t  "   + _("Find peers using DNS lookup (default: 1)") + "\n" +
              "  -banscore=<n>    \t  "   + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
              "  -bantime=<n>     \t  "   + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
              "  -maxreceivebuffer=<n>\t  " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 10000)") + "\n" +
              "  -maxsendbuffer=<n>\t  "   + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 10000)") + "\n" +
  #ifdef USE_UPNP
  #if USE_UPNP
              "  -upnp            \t  "   + _("Use Universal Plug and Play to map the listening port (default: 1)") + "\n" +
  #else
              "  -upnp            \t  "   + _("Use Universal Plug and Play to map the listening port (default: 0)") + "\n" +
  #endif
              "  -detachdb        \t  "   + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
  #endif
              "  -paytxfee=<amt>  \t  "   + _("Fee per KB to add to transactions you send") + "\n" +
  #ifdef QT_GUI
              "  -server          \t\t  " + _("Accept command line and JSON-RPC commands") + "\n" +
  #endif
  #if !defined(WIN32) && !defined(QT_GUI)
              "  -daemon          \t\t  " + _("Run in the background as a daemon and accept commands") + "\n" +
  #endif
              "  -testnet         \t\t  " + _("Use the test network") + "\n" +
              "  -debug           \t\t  " + _("Output extra debugging information") + "\n" +
              "  -logtimestamps   \t  "   + _("Prepend debug output with timestamp") + "\n" +
              "  -printtoconsole  \t  "   + _("Send trace/debug info to console instead of debug.log file") + "\n" +
  #ifdef WIN32
              "  -printtodebugger \t  "   + _("Send trace/debug info to debugger") + "\n" +
  #endif
              "  -rpcuser=<user>  \t  "   + _("Username for JSON-RPC connections") + "\n" +
              "  -rpcpassword=<pw>\t  "   + _("Password for JSON-RPC connections") + "\n" +
              "  -rpcport=<port>  \t\t  " + _("Listen for JSON-RPC connections on <port> (default: 6902)") + "\n" +
              "  -rpcallowip=<ip> \t\t  " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
              "  -rpcconnect=<ip> \t  "   + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
              "  -blocknotify=<cmd> "     + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
              "  -walletnotify=<cmd> "    + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n" +
              "  -upgradewallet   \t  "   + _("Upgrade wallet to latest format") + "\n" +
              "  -keypool=<n>     \t  "   + _("Set key pool size to <n> (default: 100)") + "\n" +
              "  -rescan          \t  "   + _("Rescan the block chain for missing wallet transactions") + "\n" +
              "  -checkblocks=<n> \t\t  " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
              "  -checklevel=<n>  \t\t  " + _("How thorough the block verification is (0-6, default: 1)") + "\n";
  
          strUsage += string() +
              _("\nSSL options: (see the Paris Wiki for SSL setup instructions)") + "\n" +
              "  -rpcssl                                \t  " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
              "  -rpcsslcertificatechainfile=<file.cert>\t  " + _("Server certificate file (default: server.cert)") + "\n" +
              "  -rpcsslprivatekeyfile=<file.pem>       \t  " + _("Server private key (default: server.pem)") + "\n" +
              "  -rpcsslciphers=<ciphers>               \t  " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
  
          strUsage += string() +
              "  -?               \t\t  " + _("This help message") + "\n";
  
          // Remove tabs
          strUsage.erase(std::remove(strUsage.begin(), strUsage.end(), '\t'), strUsage.end());
  #if defined(QT_GUI) && defined(WIN32)
          // On windows, show a message box, as there is no stderr
          ThreadSafeMessageBox(strUsage, _("Usage"), wxOK | wxMODAL);
  #else
          fprintf(stderr, "%s", strUsage.c_str());
  #endif
          return false;
      }
  
      fTestNet = GetBoolArg("-testnet");
      if (fTestNet)
      {
          SoftSetBoolArg("-irc", true);
      }
  
      fDebug = GetBoolArg("-debug");
      fDetachDB = GetBoolArg("-detachdb", false);
  
  #if !defined(WIN32) && !defined(QT_GUI)
      fDaemon = GetBoolArg("-daemon");
  #else
      fDaemon = false;
  #endif
  
      if (fDaemon)
          fServer = true;
      else
          fServer = GetBoolArg("-server");
  
      /* force fServer when running without GUI */
  #if !defined(QT_GUI)
      fServer = true;
  #endif
      fPrintToConsole = GetBoolArg("-printtoconsole");
      fPrintToDebugger = GetBoolArg("-printtodebugger");
      fLogTimestamps = GetBoolArg("-logtimestamps");
  
  #ifndef QT_GUI
      for (int i = 1; i < argc; i++)
          if (!IsSwitchChar(argv[i][0]) && !(strlen(argv[i]) >= 7 && strncasecmp(argv[i], "Paris:", 7) == 0))
              fCommandLine = true;
  
      if (fCommandLine)
      {
          int ret = CommandLineRPC(argc, argv);
          exit(ret);
      }
  #endif
  
  #if !defined(WIN32) && !defined(QT_GUI)
      if (fDaemon)
      {
          // Daemonize
          pid_t pid = fork();
          if (pid < 0)
          {
              fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
              return false;
          }
          if (pid > 0)
          {
              CreatePidFile(GetPidFile(), pid);
              return true;
          }
  
          pid_t sid = setsid();
          if (sid < 0)
              fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
      }
  #endif
  
      if (!fDebug)
          ShrinkDebugFile();
      printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
      printf("Paris version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
      printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
  
      if (GetBoolArg("-loadblockindextest"))
      {
          CTxDB txdb("r");
          txdb.LoadBlockIndex();
          PrintBlockTree();
          return false;
      }
  
      // Make sure only a single bitcoin process is using the data directory.
      boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
      FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
      if (file) fclose(file);
      static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
      if (!lock.try_lock())
      {
          ThreadSafeMessageBox(strprintf(_("Cannot obtain a lock on data directory %s.  Paris is probably already running."), GetDataDir().string().c_str()), _("Paris"), wxOK|wxMODAL);
          return false;
      }
  
      std::ostringstream strErrors;
      //
      // Load data files
      //
      if (fDaemon)
          fprintf(stdout, "Paris server starting\n");
      int64 nStart;
  
      InitMessage(_("Loading addresses..."));
      printf("Loading addresses...\n");
      nStart = GetTimeMillis();
      if (!LoadAddresses())
          strErrors << _("Error loading addr.dat") << "\n";
      printf(" addresses   %15"PRI64d"ms\n", GetTimeMillis() - nStart);
  
      InitMessage(_("Loading block index..."));
      printf("Loading block index...\n");
      nStart = GetTimeMillis();
      if (!LoadBlockIndex())
          strErrors << _("Error loading blkindex.dat") << "\n";
  
      // as LoadBlockIndex can take several minutes, it's possible the user
      // requested to kill bitcoin-qt during the last operation. If so, exit.
      // As the program has not fully started yet, Shutdown() is possibly overkill.
      if (fRequestShutdown)
      {
          printf("Shutdown requested. Exiting.\n");
          return false;
      }
      printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
  
      InitMessage(_("Loading wallet..."));
      printf("Loading wallet...\n");
      nStart = GetTimeMillis();
      bool fFirstRun;
      pwalletMain = new CWallet("wallet.dat");
      int nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
      if (nLoadWalletRet != DB_LOAD_OK)
      {
          if (nLoadWalletRet == DB_CORRUPT)
              strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
          else if (nLoadWalletRet == DB_TOO_NEW)
              strErrors << _("Error loading wallet.dat: Wallet requires newer version of Paris") << "\n";
          else if (nLoadWalletRet == DB_NEED_REWRITE)
          {
              strErrors << _("Wallet needed to be rewritten: restart Paris to complete") << "\n";
              printf("%s", strErrors.str().c_str());
              ThreadSafeMessageBox(strErrors.str(), _("Paris"), wxOK | wxICON_ERROR | wxMODAL);
              return false;
          }
          else
              strErrors << _("Error loading wallet.dat") << "\n";
      }
  
      if (GetBoolArg("-upgradewallet", fFirstRun))
      {
          int nMaxVersion = GetArg("-upgradewallet", 0);
          if (nMaxVersion == 0) // the -walletupgrade without argument case
          {
              printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
              nMaxVersion = CLIENT_VERSION;
              pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
          }
          else
              printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
          if (nMaxVersion < pwalletMain->GetVersion())
              strErrors << _("Cannot downgrade wallet") << "\n";
          pwalletMain->SetMaxVersion(nMaxVersion);
      }
  
      if (fFirstRun)
      {
          // Create new keyUser and set as default key
          RandAddSeedPerfmon();
  
          CPubKey newDefaultKey;
          if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
              strErrors << _("Cannot initialize keypool") << "\n";
          pwalletMain->SetDefaultKey(newDefaultKey);
          if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
              strErrors << _("Cannot write default address") << "\n";
      }
  
      printf("%s", strErrors.str().c_str());
      printf(" wallet      %15"PRI64d"ms\n", GetTimeMillis() - nStart);
  
      RegisterWallet(pwalletMain);
  
      CBlockIndex *pindexRescan = pindexBest;
      if (GetBoolArg("-rescan"))
          pindexRescan = pindexGenesisBlock;
      else
      {
          CWalletDB walletdb("wallet.dat");
          CBlockLocator locator;
          if (walletdb.ReadBestBlock(locator))
              pindexRescan = locator.GetBlockIndex();
      }
      if (pindexBest != pindexRescan && pindexBest && pindexRescan && pindexBest->nHeight > pindexRescan->nHeight)
      {
          InitMessage(_("Rescanning..."));
          printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
          nStart = GetTimeMillis();
          pwalletMain->ScanForWalletTransactions(pindexRescan, true);
          printf(" rescan      %15"PRI64d"ms\n", GetTimeMillis() - nStart);
      }
  
      InitMessage(_("Done loading"));
      printf("Done loading\n");
  
      //// debug print
      printf("mapBlockIndex.size() = %d\n",   mapBlockIndex.size());
      printf("nBestHeight = %d\n",            nBestHeight);
      printf("setKeyPool.size() = %d\n",      pwalletMain->setKeyPool.size());
      printf("mapWallet.size() = %d\n",       pwalletMain->mapWallet.size());
      printf("mapAddressBook.size() = %d\n",  pwalletMain->mapAddressBook.size());
  
      if (!strErrors.str().empty())
      {
          ThreadSafeMessageBox(strErrors.str(), _("Paris"), wxOK | wxICON_ERROR | wxMODAL);
          return false;
      }
  
      // Add wallet transactions that aren't already in a block to mapTransactions
      pwalletMain->ReacceptWalletTransactions();
  
      // Note: Bitcoin-QT stores several settings in the wallet, so we want
      // to load the wallet BEFORE parsing command-line arguments, so
      // the command-line/bitcoin.conf settings override GUI setting.
  
      //
      // Parameters
      //
      if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
      {
          PrintBlockTree();
          return false;
      }
  
      if (mapArgs.count("-timeout"))
      {
          int nNewTimeout = GetArg("-timeout", 5000);
          if (nNewTimeout > 0 && nNewTimeout < 600000)
              nConnectTimeout = nNewTimeout;
      }
  
      if (mapArgs.count("-printblock"))
      {
          string strMatch = mapArgs["-printblock"];
          int nFound = 0;
          for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
          {
              uint256 hash = (*mi).first;
              if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
              {
                  CBlockIndex* pindex = (*mi).second;
                  CBlock block;
                  block.ReadFromDisk(pindex);
                  block.BuildMerkleTree();
                  block.print();
                  printf("\n");
                  nFound++;
              }
          }
          if (nFound == 0)
              printf("No blocks matching %s were found\n", strMatch.c_str());
          return false;
      }
  
      if (mapArgs.count("-proxy"))
      {
          fUseProxy = true;
          addrProxy = CService(mapArgs["-proxy"], 9050);
          if (!addrProxy.IsValid())
          {
              ThreadSafeMessageBox(_("Invalid -proxy address"), _("Paris"), wxOK | wxMODAL);
              return false;
          }
      }
  
      if (mapArgs.count("-noproxy"))
      {
          BOOST_FOREACH(std::string snet, mapMultiArgs["-noproxy"]) {
              enum Network net = ParseNetwork(snet);
              if (net == NET_UNROUTABLE) {
                  ThreadSafeMessageBox(_("Unknown network specified in -noproxy"), _("Paris"), wxOK | wxMODAL);
                  return false;
              }
              SetNoProxy(net);
          }
      }
  
      if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
          SoftSetBoolArg("-dnsseed", false);
          SoftSetBoolArg("-listen", false);
      }
  
      // even in Tor mode, if -bind is specified, you really want -listen
      if (mapArgs.count("-bind"))
          SoftSetBoolArg("-listen", true);
  
      bool fTor = (fUseProxy && addrProxy.GetPort() == 9050);
      if (fTor)
      {
          // Use SoftSetBoolArg here so user can override any of these if they wish.
          // Note: the GetBoolArg() calls for all of these must happen later.
          SoftSetBoolArg("-listen", false);
          SoftSetBoolArg("-irc", false);
          SoftSetBoolArg("-proxydns", true);
          SoftSetBoolArg("-upnp", false);
          SoftSetBoolArg("-discover", false);
      }
  
      if (mapArgs.count("-onlynet")) {
          std::set<enum Network> nets;
          BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
              enum Network net = ParseNetwork(snet);
              if (net == NET_UNROUTABLE) {
                  ThreadSafeMessageBox(_("Unknown network specified in -onlynet"), _("Paris"), wxOK | wxMODAL);
                  return false;
              }
              nets.insert(net);
          }
          for (int n = 0; n < NET_MAX; n++) {
              enum Network net = (enum Network)n;
              if (!nets.count(net))
                  SetLimited(net);
          }
      }
  
      fNameLookup = GetBoolArg("-dns");
      fProxyNameLookup = GetBoolArg("-proxydns");
      if (fProxyNameLookup)
          fNameLookup = true;
      fNoListen = !GetBoolArg("-listen", true);
      nSocksVersion = GetArg("-socks", 5);
  
      BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
          AddOneShot(strDest);
  
      // Continue to put "/P2SH/" in the coinbase to monitor
      // BIP16 support.
      // This can be removed eventually...
      const char* pszP2SH = "/P2SH/";
      COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
  
      bool fBound = false;
      if (!fNoListen)
      {
          std::string strError;
          if (mapArgs.count("-bind")) {
              BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
                  fBound |= Bind(CService(strBind, GetDefaultPort(), false));
              }
          } else {
              struct in_addr inaddr_any;
              inaddr_any.s_addr = INADDR_ANY;
              fBound |= Bind(CService(inaddr_any, GetDefaultPort()));
  #ifdef USE_IPV6
              fBound |= Bind(CService(in6addr_any, GetDefaultPort()));
  #endif
          }
          if (!fBound)
              return false;
      }
  
      if (mapArgs.count("-externalip"))
      {
          BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"])
              AddLocal(CNetAddr(strAddr, fNameLookup), LOCAL_MANUAL);
      }
  
      if (mapArgs.count("-paytxfee"))
      {
          if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee) || nTransactionFee < MIN_TX_FEE)
          {
              ThreadSafeMessageBox(_("Invalid amount for -paytxfee=<amount>"), _("Paris"), wxOK | wxMODAL);
              return false;
          }
          if (nTransactionFee > 0.25 * COIN)
              ThreadSafeMessageBox(_("Warning: -paytxfee is set very high.  This is the transaction fee you will pay if you send a transaction."), _("Paris"), wxOK | wxICON_EXCLAMATION | wxMODAL);
      }
  
      if (mapArgs.count("-reservebalance")) // Paris: reserve balance amount
      {
          int64 nReserveBalance = 0;
          if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance))
          {
              ThreadSafeMessageBox(_("Invalid amount for -reservebalance=<amount>"), _("Paris"), wxOK | wxMODAL);
              return false;
          }
      }
  
      if (mapArgs.count("-checkpointkey")) // Paris: checkpoint master priv key
      {
          if (!Checkpoints::SetCheckpointPrivKey(GetArg("-checkpointkey", "")))
              ThreadSafeMessageBox(_("Unable to sign checkpoint, wrong checkpointkey?\n"), _("Paris"), wxOK | wxMODAL);
      }
  
      //
      // Start the node
      //
      if (!CheckDiskSpace())
          return false;
  
      RandAddSeedPerfmon();
  
      if (!CreateThread(StartNode, NULL))
          ThreadSafeMessageBox(_("Error: CreateThread(StartNode) failed"), _("Paris"), wxOK | wxMODAL);
  
      if (fServer)
          CreateThread(ThreadRPCServer, NULL);
  
  #ifdef QT_GUI
      if (GetStartOnSystemStartup())
          SetStartOnSystemStartup(true); // Remove startup links
  #endif
  
  #if !defined(QT_GUI)
      while (1)
          Sleep(5000);
  #endif
  
      return true;
  }
  
  