src/bitcoinrpc.cpp

   1 // Copyright (c) 2010 Satoshi Nakamoto
   2 // Copyright (c) 2011 The Bitcoin developers
   3 // Copyright (c) 2011-2012 The PPCoin developers
   4 // Distributed under the MIT/X11 software license, see the accompanying
   5 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
   6
   7 #include "headers.h"
   8 #include "db.h"
   9 #include "net.h"
  10 #include "init.h"
  11 #include "checkpoints.h"
  12 #undef printf
  13 #include <boost/asio.hpp>
  14 #include <boost/iostreams/concepts.hpp>
  15 #include <boost/iostreams/stream.hpp>
  16 #include <boost/algorithm/string.hpp>
  17 #ifdef USE_SSL
  18 #include <boost/asio/ssl.hpp>
  19 #include <boost/filesystem.hpp>
  20 #include <boost/filesystem/fstream.hpp>
  21 typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
  22 #endif
  23 #include "json/json_spirit_reader_template.h"
  24 #include "json/json_spirit_writer_template.h"
  25 #include "json/json_spirit_utils.h"
  26 #define printf OutputDebugStringF
  27 // MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
  28 // precompiled in headers.h.  The problem might be when the pch file goes over
  29 // a certain size around 145MB.  If we need access to json_spirit outside this
  30 // file, we could use the compiled json_spirit option.
  31
  32 using namespace std;
  33 using namespace boost;
  34 using namespace boost::asio;
  35 using namespace json_spirit;
  36
  37 void ThreadRPCServer2(void* parg);
  38 typedef Value(*rpcfn_type)(const Array& params, bool fHelp);
  39 extern map<string, rpcfn_type> mapCallTable;
  40
  41 static std::string strRPCUserColonPass;
  42
  43 static int64 nWalletUnlockTime;
  44 static CCriticalSection cs_nWalletUnlockTime;
  45
  46
  47 Object JSONRPCError(int code, const string& message)
  48 {
  49     Object error;
  50     error.push_back(Pair("code", code));
  51     error.push_back(Pair("message", message));
  52     return error;
  53 }
  54
  55
  56 void PrintConsole(const std::string &format, ...)
  57 {
  58     char buffer[50000];
  59     int limit = sizeof(buffer);
  60     va_list arg_ptr;
  61     va_start(arg_ptr, format);
  62     int ret = _vsnprintf(buffer, limit, format.c_str(), arg_ptr);
  63     va_end(arg_ptr);
  64     if (ret < 0 || ret >= limit)
  65     {
  66         ret = limit - 1;
  67         buffer[limit-1] = 0;
  68     }
  69     printf("%s", buffer);
  70     fprintf(stdout, "%s", buffer);
  71 }
  72
  73
  74 int64 AmountFromValue(const Value& value)
  75 {
  76     double dAmount = value.get_real();
  77     if (dAmount <= 0.0 || dAmount > MAX_MONEY)
  78         throw JSONRPCError(-3, "Invalid amount");
  79     int64 nAmount = roundint64(dAmount * COIN);
  80     if (!MoneyRange(nAmount))
  81         throw JSONRPCError(-3, "Invalid amount");
  82     return nAmount;
  83 }
  84
  85 Value ValueFromAmount(int64 amount)
  86 {
  87     return (double)amount / (double)COIN;
  88 }
  89
  90 void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
  91 {
  92     entry.push_back(Pair("confirmations", wtx.GetDepthInMainChain()));
  93     entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
  94     entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
  95     BOOST_FOREACH(const PAIRTYPE(string,string)& item, wtx.mapValue)
  96         entry.push_back(Pair(item.first, item.second));
  97 }
  98
  99 string AccountFromValue(const Value& value)
 100 {
 101     string strAccount = value.get_str();
 102     if (strAccount == "*")
 103         throw JSONRPCError(-11, "Invalid account name");
 104     return strAccount;
 105 }
 106
 107
 108
 109 ///
 110 /// Note: This interface may still be subject to change.
 111 ///
 112
 113
 114 Value help(const Array& params, bool fHelp)
 115 {
 116     if (fHelp || params.size() > 1)
 117         throw runtime_error(
 118             "help [command]\n"
 119             "List commands, or get help for a command.");
 120
 121     string strCommand;
 122     if (params.size() > 0)
 123         strCommand = params[0].get_str();
 124
 125     string strRet;
 126     set<rpcfn_type> setDone;
 127     for (map<string, rpcfn_type>::iterator mi = mapCallTable.begin(); mi != mapCallTable.end(); ++mi)
 128     {
 129         string strMethod = (*mi).first;
 130         // We already filter duplicates, but these deprecated screw up the sort order
 131         if (strMethod == "getamountreceived" ||
 132             strMethod == "getallreceived" ||
 133             strMethod == "getblocknumber" || // deprecated
 134             (strMethod.find("label") != string::npos))
 135             continue;
 136         if (strCommand != "" && strMethod != strCommand)
 137             continue;
 138         try
 139         {
 140             Array params;
 141             rpcfn_type pfn = (*mi).second;
 142             if (setDone.insert(pfn).second)
 143                 (*pfn)(params, true);
 144         }
 145         catch (std::exception& e)
 146         {
 147             // Help text is returned in an exception
 148             string strHelp = string(e.what());
 149             if (strCommand == "")
 150                 if (strHelp.find('\n') != -1)
 151                     strHelp = strHelp.substr(0, strHelp.find('\n'));
 152             strRet += strHelp + "\n";
 153         }
 154     }
 155     if (strRet == "")
 156         strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
 157     strRet = strRet.substr(0,strRet.size()-1);
 158     return strRet;
 159 }
 160
 161
 162 Value stop(const Array& params, bool fHelp)
 163 {
 164     if (fHelp || params.size() != 0)
 165         throw runtime_error(
 166             "stop\n"
 167             "Stop ppcoin server.");
 168 #ifndef QT_GUI
 169     // Shutdown will take long enough that the response should get back
 170     CreateThread(Shutdown, NULL);
 171     return "ppcoin server stopping";
 172 #else
 173     throw runtime_error("NYI: cannot shut down GUI with RPC command");
 174 #endif
 175 }
 176
 177
 178 Value getblockcount(const Array& params, bool fHelp)
 179 {
 180     if (fHelp || params.size() != 0)
 181         throw runtime_error(
 182             "getblockcount\n"
 183             "Returns the number of blocks in the longest block chain.");
 184
 185     return nBestHeight;
 186 }
 187
 188
 189 // deprecated
 190 Value getblocknumber(const Array& params, bool fHelp)
 191 {
 192     if (fHelp || params.size() != 0)
 193         throw runtime_error(
 194             "getblocknumber\n"
 195             "Deprecated.  Use getblockcount.");
 196
 197     return nBestHeight;
 198 }
 199
 200
 201 Value getconnectioncount(const Array& params, bool fHelp)
 202 {
 203     if (fHelp || params.size() != 0)
 204         throw runtime_error(
 205             "getconnectioncount\n"
 206             "Returns the number of connections to other nodes.");
 207
 208     return (int)vNodes.size();
 209 }
 210
 211
 212 double GetDifficulty()
 213 {
 214     // Floating point number that is a multiple of the minimum difficulty,
 215     // minimum difficulty = 1.0.
 216
 217     if (pindexBest == NULL)
 218         return 1.0;
 219     int nShift = (pindexBest->nBits >> 24) & 0xff;
 220
 221     double dDiff =
 222         (double)0x0000ffff / (double)(pindexBest->nBits & 0x00ffffff);
 223
 224     while (nShift < 29)
 225     {
 226         dDiff *= 256.0;
 227         nShift++;
 228     }
 229     while (nShift > 29)
 230     {
 231         dDiff /= 256.0;
 232         nShift--;
 233     }
 234
 235     return dDiff;
 236 }
 237
 238 Value getdifficulty(const Array& params, bool fHelp)
 239 {
 240     if (fHelp || params.size() != 0)
 241         throw runtime_error(
 242             "getdifficulty\n"
 243             "Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
 244
 245     return GetDifficulty();
 246 }
 247
 248
 249 Value getgenerate(const Array& params, bool fHelp)
 250 {
 251     if (fHelp || params.size() != 0)
 252         throw runtime_error(
 253             "getgenerate\n"
 254             "Returns true or false.");
 255
 256     return (bool)fGenerateBitcoins;
 257 }
 258
 259
 260 Value setgenerate(const Array& params, bool fHelp)
 261 {
 262     if (fHelp || params.size() < 1 || params.size() > 2)
 263         throw runtime_error(
 264             "setgenerate <generate> [genproclimit]\n"
 265             "<generate> is true or false to turn generation on or off.\n"
 266             "Generation is limited to [genproclimit] processors, -1 is unlimited.");
 267
 268     bool fGenerate = true;
 269     if (params.size() > 0)
 270         fGenerate = params[0].get_bool();
 271
 272     if (params.size() > 1)
 273     {
 274         int nGenProcLimit = params[1].get_int();
 275         fLimitProcessors = (nGenProcLimit != -1);
 276         WriteSetting("fLimitProcessors", fLimitProcessors);
 277         if (nGenProcLimit != -1)
 278             WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
 279         if (nGenProcLimit == 0)
 280             fGenerate = false;
 281     }
 282
 283     GenerateBitcoins(fGenerate, pwalletMain);
 284     return Value::null;
 285 }
 286
 287
 288 Value gethashespersec(const Array& params, bool fHelp)
 289 {
 290     if (fHelp || params.size() != 0)
 291         throw runtime_error(
 292             "gethashespersec\n"
 293             "Returns a recent hashes per second performance measurement while generating.");
 294
 295     if (GetTimeMillis() - nHPSTimerStart > 8000)
 296         return (boost::int64_t)0;
 297     return (boost::int64_t)dHashesPerSec;
 298 }
 299
 300
 301 Value getinfo(const Array& params, bool fHelp)
 302 {
 303     if (fHelp || params.size() != 0)
 304         throw runtime_error(
 305             "getinfo\n"
 306             "Returns an object containing various state info.");
 307
 308     Object obj;
 309     obj.push_back(Pair("version",       (int)VERSION));
 310     obj.push_back(Pair("balance",       ValueFromAmount(pwalletMain->GetBalance())));
 311     obj.push_back(Pair("stake",         ValueFromAmount(pwalletMain->GetStake())));
 312     obj.push_back(Pair("blocks",        (int)nBestHeight));
 313     obj.push_back(Pair("connections",   (int)vNodes.size()));
 314     obj.push_back(Pair("proxy",         (fUseProxy ? addrProxy.ToStringIPPort() : string())));
 315     obj.push_back(Pair("generate",      (bool)fGenerateBitcoins));
 316     obj.push_back(Pair("genproclimit",  (int)(fLimitProcessors ? nLimitProcessors : -1)));
 317     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
 318     obj.push_back(Pair("hashespersec",  gethashespersec(params, false)));
 319     obj.push_back(Pair("testnet",       fTestNet));
 320     obj.push_back(Pair("keypoololdest", (boost::int64_t)pwalletMain->GetOldestKeyPoolTime()));
 321     obj.push_back(Pair("keypoolsize",   pwalletMain->GetKeyPoolSize()));
 322     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
 323     if (pwalletMain->IsCrypted())
 324         obj.push_back(Pair("unlocked_until", (boost::int64_t)nWalletUnlockTime));
 325     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
 326     return obj;
 327 }
 328
 329
 330 Value getnewaddress(const Array& params, bool fHelp)
 331 {
 332     if (fHelp || params.size() > 1)
 333         throw runtime_error(
 334             "getnewaddress [account]\n"
 335             "Returns a new ppcoin address for receiving payments.  "
 336             "If [account] is specified (recommended), it is added to the address book "
 337             "so payments received with the address will be credited to [account].");
 338
 339     // Parse the account first so we don't generate a key if there's an error
 340     string strAccount;
 341     if (params.size() > 0)
 342         strAccount = AccountFromValue(params[0]);
 343
 344     if (!pwalletMain->IsLocked())
 345         pwalletMain->TopUpKeyPool();
 346
 347     // Generate a new key that is added to wallet
 348     std::vector<unsigned char> newKey;
 349     if (!pwalletMain->GetKeyFromPool(newKey, false))
 350         throw JSONRPCError(-12, "Error: Keypool ran out, please call keypoolrefill first");
 351     CBitcoinAddress address(newKey);
 352
 353     pwalletMain->SetAddressBookName(address, strAccount);
 354
 355     return address.ToString();
 356 }
 357
 358
 359 CBitcoinAddress GetAccountAddress(string strAccount, bool bForceNew=false)
 360 {
 361     CWalletDB walletdb(pwalletMain->strWalletFile);
 362
 363     CAccount account;
 364     walletdb.ReadAccount(strAccount, account);
 365
 366     bool bKeyUsed = false;
 367
 368     // Check if the current key has been used
 369     if (!account.vchPubKey.empty())
 370     {
 371         CScript scriptPubKey;
 372         scriptPubKey.SetBitcoinAddress(account.vchPubKey);
 373         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin();
 374              it != pwalletMain->mapWallet.end() && !account.vchPubKey.empty();
 375              ++it)
 376         {
 377             const CWalletTx& wtx = (*it).second;
 378             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 379                 if (txout.scriptPubKey == scriptPubKey)
 380                     bKeyUsed = true;
 381         }
 382     }
 383
 384     // Generate a new key
 385     if (account.vchPubKey.empty() || bForceNew || bKeyUsed)
 386     {
 387         if (!pwalletMain->GetKeyFromPool(account.vchPubKey, false))
 388             throw JSONRPCError(-12, "Error: Keypool ran out, please call keypoolrefill first");
 389
 390         pwalletMain->SetAddressBookName(CBitcoinAddress(account.vchPubKey), strAccount);
 391         walletdb.WriteAccount(strAccount, account);
 392     }
 393
 394     return CBitcoinAddress(account.vchPubKey);
 395 }
 396
 397 Value getaccountaddress(const Array& params, bool fHelp)
 398 {
 399     if (fHelp || params.size() != 1)
 400         throw runtime_error(
 401             "getaccountaddress <account>\n"
 402             "Returns the current ppcoin address for receiving payments to this account.");
 403
 404     // Parse the account first so we don't generate a key if there's an error
 405     string strAccount = AccountFromValue(params[0]);
 406
 407     Value ret;
 408
 409     ret = GetAccountAddress(strAccount).ToString();
 410
 411     return ret;
 412 }
 413
 414
 415
 416 Value setaccount(const Array& params, bool fHelp)
 417 {
 418     if (fHelp || params.size() < 1 || params.size() > 2)
 419         throw runtime_error(
 420             "setaccount <ppcoinaddress> <account>\n"
 421             "Sets the account associated with the given address.");
 422
 423     CBitcoinAddress address(params[0].get_str());
 424     if (!address.IsValid())
 425         throw JSONRPCError(-5, "Invalid ppcoin address");
 426
 427
 428     string strAccount;
 429     if (params.size() > 1)
 430         strAccount = AccountFromValue(params[1]);
 431
 432     // Detect when changing the account of an address that is the 'unused current key' of another account:
 433     if (pwalletMain->mapAddressBook.count(address))
 434     {
 435         string strOldAccount = pwalletMain->mapAddressBook[address];
 436         if (address == GetAccountAddress(strOldAccount))
 437             GetAccountAddress(strOldAccount, true);
 438     }
 439
 440     pwalletMain->SetAddressBookName(address, strAccount);
 441
 442     return Value::null;
 443 }
 444
 445
 446 Value getaccount(const Array& params, bool fHelp)
 447 {
 448     if (fHelp || params.size() != 1)
 449         throw runtime_error(
 450             "getaccount <ppcoinaddress>\n"
 451             "Returns the account associated with the given address.");
 452
 453     CBitcoinAddress address(params[0].get_str());
 454     if (!address.IsValid())
 455         throw JSONRPCError(-5, "Invalid ppcoin address");
 456
 457     string strAccount;
 458     map<CBitcoinAddress, string>::iterator mi = pwalletMain->mapAddressBook.find(address);
 459     if (mi != pwalletMain->mapAddressBook.end() && !(*mi).second.empty())
 460         strAccount = (*mi).second;
 461     return strAccount;
 462 }
 463
 464
 465 Value getaddressesbyaccount(const Array& params, bool fHelp)
 466 {
 467     if (fHelp || params.size() != 1)
 468         throw runtime_error(
 469             "getaddressesbyaccount <account>\n"
 470             "Returns the list of addresses for the given account.");
 471
 472     string strAccount = AccountFromValue(params[0]);
 473
 474     // Find all addresses that have the given account
 475     Array ret;
 476     BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& item, pwalletMain->mapAddressBook)
 477     {
 478         const CBitcoinAddress& address = item.first;
 479         const string& strName = item.second;
 480         if (strName == strAccount)
 481             ret.push_back(address.ToString());
 482     }
 483     return ret;
 484 }
 485
 486 Value settxfee(const Array& params, bool fHelp)
 487 {
 488     if (fHelp || params.size() < 1 || params.size() > 1 || AmountFromValue(params[0]) < MIN_TX_FEE)
 489         throw runtime_error(
 490             "settxfee <amount>\n"
 491             "<amount> is a real and is rounded to 0.01 (cent)\n"
 492             "Minimum and default transaction fee per KB is 1 cent");
 493
 494     nTransactionFee = AmountFromValue(params[0]);
 495     nTransactionFee = (nTransactionFee / CENT) * CENT;  // round to cent
 496     return true;
 497 }
 498
 499 Value sendtoaddress(const Array& params, bool fHelp)
 500 {
 501     if (pwalletMain->IsCrypted() && (fHelp || params.size() < 2 || params.size() > 4))
 502         throw runtime_error(
 503             "sendtoaddress <ppcoinaddress> <amount> [comment] [comment-to]\n"
 504             "<amount> is a real and is rounded to the nearest 0.000001\n"
 505             "requires wallet passphrase to be set with walletpassphrase first");
 506     if (!pwalletMain->IsCrypted() && (fHelp || params.size() < 2 || params.size() > 4))
 507         throw runtime_error(
 508             "sendtoaddress <ppcoinaddress> <amount> [comment] [comment-to]\n"
 509             "<amount> is a real and is rounded to the nearest 0.000001");
 510
 511     CBitcoinAddress address(params[0].get_str());
 512     if (!address.IsValid())
 513         throw JSONRPCError(-5, "Invalid ppcoin address");
 514
 515     // Amount
 516     int64 nAmount = AmountFromValue(params[1]);
 517
 518     // Wallet comments
 519     CWalletTx wtx;
 520     if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
 521         wtx.mapValue["comment"] = params[2].get_str();
 522     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 523         wtx.mapValue["to"]      = params[3].get_str();
 524
 525     if (pwalletMain->IsLocked())
 526         throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
 527
 528     string strError = pwalletMain->SendMoneyToBitcoinAddress(address, nAmount, wtx);
 529     if (strError != "")
 530         throw JSONRPCError(-4, strError);
 531
 532     return wtx.GetHash().GetHex();
 533 }
 534
 535 static const string strMessageMagic = "Bitcoin Signed Message:\n";
 536
 537 Value signmessage(const Array& params, bool fHelp)
 538 {
 539     if (fHelp || params.size() != 2)
 540         throw runtime_error(
 541             "signmessage <ppcoinaddress> <message>\n"
 542             "Sign a message with the private key of an address");
 543
 544     if (pwalletMain->IsLocked())
 545         throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
 546
 547     string strAddress = params[0].get_str();
 548     string strMessage = params[1].get_str();
 549
 550     CBitcoinAddress addr(strAddress);
 551     if (!addr.IsValid())
 552         throw JSONRPCError(-3, "Invalid address");
 553
 554     CKey key;
 555     if (!pwalletMain->GetKey(addr, key))
 556         throw JSONRPCError(-4, "Private key not available");
 557
 558     CDataStream ss(SER_GETHASH);
 559     ss << strMessageMagic;
 560     ss << strMessage;
 561
 562     vector<unsigned char> vchSig;
 563     if (!key.SignCompact(Hash(ss.begin(), ss.end()), vchSig))
 564         throw JSONRPCError(-5, "Sign failed");
 565
 566     return EncodeBase64(&vchSig[0], vchSig.size());
 567 }
 568
 569 Value verifymessage(const Array& params, bool fHelp)
 570 {
 571     if (fHelp || params.size() != 3)
 572         throw runtime_error(
 573             "verifymessage <ppcoinaddress> <signature> <message>\n"
 574             "Verify a signed message");
 575
 576     string strAddress  = params[0].get_str();
 577     string strSign     = params[1].get_str();
 578     string strMessage  = params[2].get_str();
 579
 580     CBitcoinAddress addr(strAddress);
 581     if (!addr.IsValid())
 582         throw JSONRPCError(-3, "Invalid address");
 583
 584     bool fInvalid = false;
 585     vector<unsigned char> vchSig = DecodeBase64(strSign.c_str(), &fInvalid);
 586
 587     if (fInvalid)
 588         throw JSONRPCError(-5, "Malformed base64 encoding");
 589
 590     CDataStream ss(SER_GETHASH);
 591     ss << strMessageMagic;
 592     ss << strMessage;
 593
 594     CKey key;
 595     if (!key.SetCompactSignature(Hash(ss.begin(), ss.end()), vchSig))
 596         return false;
 597
 598     return (key.GetAddress() == addr);
 599 }
 600
 601
 602 Value getreceivedbyaddress(const Array& params, bool fHelp)
 603 {
 604     if (fHelp || params.size() < 1 || params.size() > 2)
 605         throw runtime_error(
 606             "getreceivedbyaddress <ppcoinaddress> [minconf=1]\n"
 607             "Returns the total amount received by <ppcoinaddress> in transactions with at least [minconf] confirmations.");
 608
 609     // Bitcoin address
 610     CBitcoinAddress address = CBitcoinAddress(params[0].get_str());
 611     CScript scriptPubKey;
 612     if (!address.IsValid())
 613         throw JSONRPCError(-5, "Invalid ppcoin address");
 614     scriptPubKey.SetBitcoinAddress(address);
 615     if (!IsMine(*pwalletMain,scriptPubKey))
 616         return (double)0.0;
 617
 618     // Minimum confirmations
 619     int nMinDepth = 1;
 620     if (params.size() > 1)
 621         nMinDepth = params[1].get_int();
 622
 623     // Tally
 624     int64 nAmount = 0;
 625     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 626     {
 627         const CWalletTx& wtx = (*it).second;
 628         if (wtx.IsCoinBase() || wtx.IsCoinStake() || !wtx.IsFinal())
 629             continue;
 630
 631         BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 632             if (txout.scriptPubKey == scriptPubKey)
 633                 if (wtx.GetDepthInMainChain() >= nMinDepth)
 634                     nAmount += txout.nValue;
 635     }
 636
 637     return  ValueFromAmount(nAmount);
 638 }
 639
 640
 641 void GetAccountAddresses(string strAccount, set<CBitcoinAddress>& setAddress)
 642 {
 643     BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& item, pwalletMain->mapAddressBook)
 644     {
 645         const CBitcoinAddress& address = item.first;
 646         const string& strName = item.second;
 647         if (strName == strAccount)
 648             setAddress.insert(address);
 649     }
 650 }
 651
 652
 653 Value getreceivedbyaccount(const Array& params, bool fHelp)
 654 {
 655     if (fHelp || params.size() < 1 || params.size() > 2)
 656         throw runtime_error(
 657             "getreceivedbyaccount <account> [minconf=1]\n"
 658             "Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
 659
 660     // Minimum confirmations
 661     int nMinDepth = 1;
 662     if (params.size() > 1)
 663         nMinDepth = params[1].get_int();
 664
 665     // Get the set of pub keys that have the label
 666     string strAccount = AccountFromValue(params[0]);
 667     set<CBitcoinAddress> setAddress;
 668     GetAccountAddresses(strAccount, setAddress);
 669
 670     // Tally
 671     int64 nAmount = 0;
 672     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 673     {
 674         const CWalletTx& wtx = (*it).second;
 675         if (wtx.IsCoinBase() || wtx.IsCoinStake() || !wtx.IsFinal())
 676             continue;
 677
 678         BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 679         {
 680             CBitcoinAddress address;
 681             if (ExtractAddress(txout.scriptPubKey, pwalletMain, address) && setAddress.count(address))
 682                 if (wtx.GetDepthInMainChain() >= nMinDepth)
 683                     nAmount += txout.nValue;
 684         }
 685     }
 686
 687     return (double)nAmount / (double)COIN;
 688 }
 689
 690
 691 int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
 692 {
 693     int64 nBalance = 0;
 694
 695     // Tally wallet transactions
 696     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 697     {
 698         const CWalletTx& wtx = (*it).second;
 699         if (!wtx.IsFinal())
 700             continue;
 701
 702         int64 nGenerated, nReceived, nSent, nFee;
 703         wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
 704
 705         if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
 706             nBalance += nReceived;
 707         nBalance += nGenerated - nSent - nFee;
 708     }
 709
 710     // Tally internal accounting entries
 711     nBalance += walletdb.GetAccountCreditDebit(strAccount);
 712
 713     return nBalance;
 714 }
 715
 716 int64 GetAccountBalance(const string& strAccount, int nMinDepth)
 717 {
 718     CWalletDB walletdb(pwalletMain->strWalletFile);
 719     return GetAccountBalance(walletdb, strAccount, nMinDepth);
 720 }
 721
 722
 723 Value getbalance(const Array& params, bool fHelp)
 724 {
 725     if (fHelp || params.size() > 2)
 726         throw runtime_error(
 727             "getbalance [account] [minconf=1]\n"
 728             "If [account] is not specified, returns the server's total available balance.\n"
 729             "If [account] is specified, returns the balance in the account.");
 730
 731     if (params.size() == 0)
 732         return  ValueFromAmount(pwalletMain->GetBalance());
 733
 734     int nMinDepth = 1;
 735     if (params.size() > 1)
 736         nMinDepth = params[1].get_int();
 737
 738     if (params[0].get_str() == "*") {
 739         // Calculate total balance a different way from GetBalance()
 740         // (GetBalance() sums up all unspent TxOuts)
 741         // getbalance and getbalance '*' should always return the same number.
 742         int64 nBalance = 0;
 743         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 744         {
 745             const CWalletTx& wtx = (*it).second;
 746             if (!wtx.IsFinal())
 747                 continue;
 748
 749             int64 allGeneratedImmature, allGeneratedMature, allFee;
 750             allGeneratedImmature = allGeneratedMature = allFee = 0;
 751             string strSentAccount;
 752             list<pair<CBitcoinAddress, int64> > listReceived;
 753             list<pair<CBitcoinAddress, int64> > listSent;
 754             wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
 755             if (wtx.GetDepthInMainChain() >= nMinDepth)
 756                 BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64)& r, listReceived)
 757                     nBalance += r.second;
 758             BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64)& r, listSent)
 759                 nBalance -= r.second;
 760             nBalance -= allFee;
 761             nBalance += allGeneratedMature;
 762         }
 763         return  ValueFromAmount(nBalance);
 764     }
 765
 766     string strAccount = AccountFromValue(params[0]);
 767
 768     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 769
 770     return ValueFromAmount(nBalance);
 771 }
 772
 773
 774 Value movecmd(const Array& params, bool fHelp)
 775 {
 776     if (fHelp || params.size() < 3 || params.size() > 5)
 777         throw runtime_error(
 778             "move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
 779             "Move from one account in your wallet to another.");
 780
 781     string strFrom = AccountFromValue(params[0]);
 782     string strTo = AccountFromValue(params[1]);
 783     int64 nAmount = AmountFromValue(params[2]);
 784     if (params.size() > 3)
 785         // unused parameter, used to be nMinDepth, keep type-checking it though
 786         (void)params[3].get_int();
 787     string strComment;
 788     if (params.size() > 4)
 789         strComment = params[4].get_str();
 790
 791     CWalletDB walletdb(pwalletMain->strWalletFile);
 792     walletdb.TxnBegin();
 793
 794     int64 nNow = GetAdjustedTime();
 795
 796     // Debit
 797     CAccountingEntry debit;
 798     debit.strAccount = strFrom;
 799     debit.nCreditDebit = -nAmount;
 800     debit.nTime = nNow;
 801     debit.strOtherAccount = strTo;
 802     debit.strComment = strComment;
 803     walletdb.WriteAccountingEntry(debit);
 804
 805     // Credit
 806     CAccountingEntry credit;
 807     credit.strAccount = strTo;
 808     credit.nCreditDebit = nAmount;
 809     credit.nTime = nNow;
 810     credit.strOtherAccount = strFrom;
 811     credit.strComment = strComment;
 812     walletdb.WriteAccountingEntry(credit);
 813
 814     walletdb.TxnCommit();
 815
 816     return true;
 817 }
 818
 819
 820 Value sendfrom(const Array& params, bool fHelp)
 821 {
 822     if (pwalletMain->IsCrypted() && (fHelp || params.size() < 3 || params.size() > 6))
 823         throw runtime_error(
 824             "sendfrom <fromaccount> <toppcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 825             "<amount> is a real and is rounded to the nearest 0.000001\n"
 826             "requires wallet passphrase to be set with walletpassphrase first");
 827     if (!pwalletMain->IsCrypted() && (fHelp || params.size() < 3 || params.size() > 6))
 828         throw runtime_error(
 829             "sendfrom <fromaccount> <toppcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 830             "<amount> is a real and is rounded to the nearest 0.000001");
 831
 832     string strAccount = AccountFromValue(params[0]);
 833     CBitcoinAddress address(params[1].get_str());
 834     if (!address.IsValid())
 835         throw JSONRPCError(-5, "Invalid ppcoin address");
 836     int64 nAmount = AmountFromValue(params[2]);
 837     int nMinDepth = 1;
 838     if (params.size() > 3)
 839         nMinDepth = params[3].get_int();
 840
 841     CWalletTx wtx;
 842     wtx.strFromAccount = strAccount;
 843     if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
 844         wtx.mapValue["comment"] = params[4].get_str();
 845     if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
 846         wtx.mapValue["to"]      = params[5].get_str();
 847
 848     if (pwalletMain->IsLocked())
 849         throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
 850
 851     // Check funds
 852     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 853     if (nAmount > nBalance)
 854         throw JSONRPCError(-6, "Account has insufficient funds");
 855
 856     // Send
 857     string strError = pwalletMain->SendMoneyToBitcoinAddress(address, nAmount, wtx);
 858     if (strError != "")
 859         throw JSONRPCError(-4, strError);
 860
 861     return wtx.GetHash().GetHex();
 862 }
 863
 864
 865 Value sendmany(const Array& params, bool fHelp)
 866 {
 867     if (pwalletMain->IsCrypted() && (fHelp || params.size() < 2 || params.size() > 4))
 868         throw runtime_error(
 869             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 870             "amounts are double-precision floating point numbers\n"
 871             "requires wallet passphrase to be set with walletpassphrase first");
 872     if (!pwalletMain->IsCrypted() && (fHelp || params.size() < 2 || params.size() > 4))
 873         throw runtime_error(
 874             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 875             "amounts are double-precision floating point numbers");
 876
 877     string strAccount = AccountFromValue(params[0]);
 878     Object sendTo = params[1].get_obj();
 879     int nMinDepth = 1;
 880     if (params.size() > 2)
 881         nMinDepth = params[2].get_int();
 882
 883     CWalletTx wtx;
 884     wtx.strFromAccount = strAccount;
 885     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 886         wtx.mapValue["comment"] = params[3].get_str();
 887
 888     set<CBitcoinAddress> setAddress;
 889     vector<pair<CScript, int64> > vecSend;
 890
 891     int64 totalAmount = 0;
 892     BOOST_FOREACH(const Pair& s, sendTo)
 893     {
 894         CBitcoinAddress address(s.name_);
 895         if (!address.IsValid())
 896             throw JSONRPCError(-5, string("Invalid ppcoin address:")+s.name_);
 897
 898         if (setAddress.count(address))
 899             throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+s.name_);
 900         setAddress.insert(address);
 901
 902         CScript scriptPubKey;
 903         scriptPubKey.SetBitcoinAddress(address);
 904         int64 nAmount = AmountFromValue(s.value_);
 905         totalAmount += nAmount;
 906
 907         vecSend.push_back(make_pair(scriptPubKey, nAmount));
 908     }
 909
 910     if (pwalletMain->IsLocked())
 911         throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
 912
 913     // Check funds
 914     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 915     if (totalAmount > nBalance)
 916         throw JSONRPCError(-6, "Account has insufficient funds");
 917
 918     // Send
 919     CReserveKey keyChange(pwalletMain);
 920     int64 nFeeRequired = 0;
 921     bool fCreated = pwalletMain->CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
 922     if (!fCreated)
 923     {
 924         if (totalAmount + nFeeRequired > pwalletMain->GetBalance())
 925             throw JSONRPCError(-6, "Insufficient funds");
 926         throw JSONRPCError(-4, "Transaction creation failed");
 927     }
 928     if (!pwalletMain->CommitTransaction(wtx, keyChange))
 929         throw JSONRPCError(-4, "Transaction commit failed");
 930
 931     return wtx.GetHash().GetHex();
 932 }
 933
 934
 935 struct tallyitem
 936 {
 937     int64 nAmount;
 938     int nConf;
 939     tallyitem()
 940     {
 941         nAmount = 0;
 942         nConf = INT_MAX;
 943     }
 944 };
 945
 946 Value ListReceived(const Array& params, bool fByAccounts)
 947 {
 948     // Minimum confirmations
 949     int nMinDepth = 1;
 950     if (params.size() > 0)
 951         nMinDepth = params[0].get_int();
 952
 953     // Whether to include empty accounts
 954     bool fIncludeEmpty = false;
 955     if (params.size() > 1)
 956         fIncludeEmpty = params[1].get_bool();
 957
 958     // Tally
 959     map<CBitcoinAddress, tallyitem> mapTally;
 960     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 961     {
 962         const CWalletTx& wtx = (*it).second;
 963         if (wtx.IsCoinBase() || wtx.IsCoinStake() || !wtx.IsFinal())
 964             continue;
 965
 966         int nDepth = wtx.GetDepthInMainChain();
 967         if (nDepth < nMinDepth)
 968             continue;
 969
 970         BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 971         {
 972             CBitcoinAddress address;
 973             if (!ExtractAddress(txout.scriptPubKey, pwalletMain, address) || !address.IsValid())
 974                 continue;
 975
 976             tallyitem& item = mapTally[address];
 977             item.nAmount += txout.nValue;
 978             item.nConf = min(item.nConf, nDepth);
 979         }
 980     }
 981
 982     // Reply
 983     Array ret;
 984     map<string, tallyitem> mapAccountTally;
 985     BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& item, pwalletMain->mapAddressBook)
 986     {
 987         const CBitcoinAddress& address = item.first;
 988         const string& strAccount = item.second;
 989         map<CBitcoinAddress, tallyitem>::iterator it = mapTally.find(address);
 990         if (it == mapTally.end() && !fIncludeEmpty)
 991             continue;
 992
 993         int64 nAmount = 0;
 994         int nConf = INT_MAX;
 995         if (it != mapTally.end())
 996         {
 997             nAmount = (*it).second.nAmount;
 998             nConf = (*it).second.nConf;
 999         }
1000
1001         if (fByAccounts)
1002         {
1003             tallyitem& item = mapAccountTally[strAccount];
1004             item.nAmount += nAmount;
1005             item.nConf = min(item.nConf, nConf);
1006         }
1007         else
1008         {
1009             Object obj;
1010             obj.push_back(Pair("address",       address.ToString()));
1011             obj.push_back(Pair("account",       strAccount));
1012             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
1013             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
1014             ret.push_back(obj);
1015         }
1016     }
1017
1018     if (fByAccounts)
1019     {
1020         for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
1021         {
1022             int64 nAmount = (*it).second.nAmount;
1023             int nConf = (*it).second.nConf;
1024             Object obj;
1025             obj.push_back(Pair("account",       (*it).first));
1026             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
1027             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
1028             ret.push_back(obj);
1029         }
1030     }
1031
1032     return ret;
1033 }
1034
1035 Value listreceivedbyaddress(const Array& params, bool fHelp)
1036 {
1037     if (fHelp || params.size() > 2)
1038         throw runtime_error(
1039             "listreceivedbyaddress [minconf=1] [includeempty=false]\n"
1040             "[minconf] is the minimum number of confirmations before payments are included.\n"
1041             "[includeempty] whether to include addresses that haven't received any payments.\n"
1042             "Returns an array of objects containing:\n"
1043             "  \"address\" : receiving address\n"
1044             "  \"account\" : the account of the receiving address\n"
1045             "  \"amount\" : total amount received by the address\n"
1046             "  \"confirmations\" : number of confirmations of the most recent transaction included");
1047
1048     return ListReceived(params, false);
1049 }
1050
1051 Value listreceivedbyaccount(const Array& params, bool fHelp)
1052 {
1053     if (fHelp || params.size() > 2)
1054         throw runtime_error(
1055             "listreceivedbyaccount [minconf=1] [includeempty=false]\n"
1056             "[minconf] is the minimum number of confirmations before payments are included.\n"
1057             "[includeempty] whether to include accounts that haven't received any payments.\n"
1058             "Returns an array of objects containing:\n"
1059             "  \"account\" : the account of the receiving addresses\n"
1060             "  \"amount\" : total amount received by addresses with this account\n"
1061             "  \"confirmations\" : number of confirmations of the most recent transaction included");
1062
1063     return ListReceived(params, true);
1064 }
1065
1066 void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
1067 {
1068     int64 nGeneratedImmature, nGeneratedMature, nFee;
1069     string strSentAccount;
1070     list<pair<CBitcoinAddress, int64> > listReceived;
1071     list<pair<CBitcoinAddress, int64> > listSent;
1072     wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1073
1074     bool fAllAccounts = (strAccount == string("*"));
1075
1076     // Generated blocks assigned to account ""
1077     if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
1078     {
1079         Object entry;
1080         entry.push_back(Pair("account", string("")));
1081         if (nGeneratedImmature)
1082         {
1083             entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
1084             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
1085         }
1086         else
1087         {
1088             entry.push_back(Pair("category", "generate"));
1089             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
1090         }
1091         if (fLong)
1092             WalletTxToJSON(wtx, entry);
1093         ret.push_back(entry);
1094     }
1095
1096     // Sent
1097     if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
1098     {
1099         BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, int64)& s, listSent)
1100         {
1101             Object entry;
1102             entry.push_back(Pair("account", strSentAccount));
1103             entry.push_back(Pair("address", s.first.ToString()));
1104             entry.push_back(Pair("category", "send"));
1105             entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
1106             entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
1107             if (fLong)
1108                 WalletTxToJSON(wtx, entry);
1109             ret.push_back(entry);
1110         }
1111     }
1112
1113     // Received
1114     if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
1115         BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, int64)& r, listReceived)
1116         {
1117             string account;
1118             if (pwalletMain->mapAddressBook.count(r.first))
1119                 account = pwalletMain->mapAddressBook[r.first];
1120             if (fAllAccounts || (account == strAccount))
1121             {
1122                 Object entry;
1123                 entry.push_back(Pair("account", account));
1124                 entry.push_back(Pair("address", r.first.ToString()));
1125                 entry.push_back(Pair("category", "receive"));
1126                 entry.push_back(Pair("amount", ValueFromAmount(r.second)));
1127                 if (fLong)
1128                     WalletTxToJSON(wtx, entry);
1129                 ret.push_back(entry);
1130             }
1131         }
1132 }
1133
1134 void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
1135 {
1136     bool fAllAccounts = (strAccount == string("*"));
1137
1138     if (fAllAccounts || acentry.strAccount == strAccount)
1139     {
1140         Object entry;
1141         entry.push_back(Pair("account", acentry.strAccount));
1142         entry.push_back(Pair("category", "move"));
1143         entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
1144         entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
1145         entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
1146         entry.push_back(Pair("comment", acentry.strComment));
1147         ret.push_back(entry);
1148     }
1149 }
1150
1151 Value listtransactions(const Array& params, bool fHelp)
1152 {
1153     if (fHelp || params.size() > 3)
1154         throw runtime_error(
1155             "listtransactions [account] [count=10] [from=0]\n"
1156             "Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
1157
1158     string strAccount = "*";
1159     if (params.size() > 0)
1160         strAccount = params[0].get_str();
1161     int nCount = 10;
1162     if (params.size() > 1)
1163         nCount = params[1].get_int();
1164     int nFrom = 0;
1165     if (params.size() > 2)
1166         nFrom = params[2].get_int();
1167
1168     Array ret;
1169     CWalletDB walletdb(pwalletMain->strWalletFile);
1170
1171     // Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
1172     typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
1173     typedef multimap<int64, TxPair > TxItems;
1174     TxItems txByTime;
1175
1176     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
1177     {
1178         CWalletTx* wtx = &((*it).second);
1179         txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
1180     }
1181     list<CAccountingEntry> acentries;
1182     walletdb.ListAccountCreditDebit(strAccount, acentries);
1183     BOOST_FOREACH(CAccountingEntry& entry, acentries)
1184     {
1185         txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
1186     }
1187
1188     // Now: iterate backwards until we have nCount items to return:
1189     TxItems::reverse_iterator it = txByTime.rbegin();
1190     if (txByTime.size() > nFrom) std::advance(it, nFrom);
1191     for (; it != txByTime.rend(); ++it)
1192     {
1193         CWalletTx *const pwtx = (*it).second.first;
1194         if (pwtx != 0)
1195             ListTransactions(*pwtx, strAccount, 0, true, ret);
1196         CAccountingEntry *const pacentry = (*it).second.second;
1197         if (pacentry != 0)
1198             AcentryToJSON(*pacentry, strAccount, ret);
1199
1200         if (ret.size() >= nCount) break;
1201     }
1202     // ret is now newest to oldest
1203
1204     // Make sure we return only last nCount items (sends-to-self might give us an extra):
1205     if (ret.size() > nCount)
1206     {
1207         Array::iterator last = ret.begin();
1208         std::advance(last, nCount);
1209         ret.erase(last, ret.end());
1210     }
1211     std::reverse(ret.begin(), ret.end()); // oldest to newest
1212
1213     return ret;
1214 }
1215
1216 Value listaccounts(const Array& params, bool fHelp)
1217 {
1218     if (fHelp || params.size() > 1)
1219         throw runtime_error(
1220             "listaccounts [minconf=1]\n"
1221             "Returns Object that has account names as keys, account balances as values.");
1222
1223     int nMinDepth = 1;
1224     if (params.size() > 0)
1225         nMinDepth = params[0].get_int();
1226
1227     map<string, int64> mapAccountBalances;
1228     BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& entry, pwalletMain->mapAddressBook) {
1229         if (pwalletMain->HaveKey(entry.first)) // This address belongs to me
1230             mapAccountBalances[entry.second] = 0;
1231     }
1232
1233     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
1234     {
1235         const CWalletTx& wtx = (*it).second;
1236         int64 nGeneratedImmature, nGeneratedMature, nFee;
1237         string strSentAccount;
1238         list<pair<CBitcoinAddress, int64> > listReceived;
1239         list<pair<CBitcoinAddress, int64> > listSent;
1240         wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1241         mapAccountBalances[strSentAccount] -= nFee;
1242         BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, int64)& s, listSent)
1243             mapAccountBalances[strSentAccount] -= s.second;
1244         if (wtx.GetDepthInMainChain() >= nMinDepth)
1245         {
1246             mapAccountBalances[""] += nGeneratedMature;
1247             BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, int64)& r, listReceived)
1248                 if (pwalletMain->mapAddressBook.count(r.first))
1249                     mapAccountBalances[pwalletMain->mapAddressBook[r.first]] += r.second;
1250                 else
1251                     mapAccountBalances[""] += r.second;
1252         }
1253     }
1254
1255     list<CAccountingEntry> acentries;
1256     CWalletDB(pwalletMain->strWalletFile).ListAccountCreditDebit("*", acentries);
1257     BOOST_FOREACH(const CAccountingEntry& entry, acentries)
1258         mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
1259
1260     Object ret;
1261     BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
1262         ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
1263     }
1264     return ret;
1265 }
1266
1267 Value listsinceblock(const Array& params, bool fHelp)
1268 {
1269     if (fHelp)
1270         throw runtime_error(
1271             "listsinceblock [blockid] [target-confirmations]\n"
1272             "Get all transactions in blocks since block [blockid], or all transactions if omitted");
1273
1274     CBlockIndex *pindex = NULL;
1275     int target_confirms = 1;
1276
1277     if (params.size() > 0)
1278     {
1279         uint256 blockId = 0;
1280
1281         blockId.SetHex(params[0].get_str());
1282         pindex = CBlockLocator(blockId).GetBlockIndex();
1283     }
1284
1285     if (params.size() > 1)
1286     {
1287         target_confirms = params[1].get_int();
1288
1289         if (target_confirms < 1)
1290             throw JSONRPCError(-8, "Invalid parameter");
1291     }
1292
1293     int depth = pindex ? (1 + nBestHeight - pindex->nHeight) : -1;
1294
1295     Array transactions;
1296
1297     for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); it++)
1298     {
1299         CWalletTx tx = (*it).second;
1300
1301         if (depth == -1 || tx.GetDepthInMainChain() < depth)
1302             ListTransactions(tx, "*", 0, true, transactions);
1303     }
1304
1305     uint256 lastblock;
1306
1307     if (target_confirms == 1)
1308     {
1309         printf("oops!\n");
1310         lastblock = hashBestChain;
1311     }
1312     else
1313     {
1314         int target_height = pindexBest->nHeight + 1 - target_confirms;
1315
1316         CBlockIndex *block;
1317         for (block = pindexBest;
1318              block && block->nHeight > target_height;
1319              block = block->pprev);
1320
1321         lastblock = block ? block->GetBlockHash() : 0;
1322     }
1323
1324     Object ret;
1325     ret.push_back(Pair("transactions", transactions));
1326     ret.push_back(Pair("lastblock", lastblock.GetHex()));
1327
1328     return ret;
1329 }
1330
1331 Value gettransaction(const Array& params, bool fHelp)
1332 {
1333     if (fHelp || params.size() != 1)
1334         throw runtime_error(
1335             "gettransaction <txid>\n"
1336             "Get detailed information about <txid>");
1337
1338     uint256 hash;
1339     hash.SetHex(params[0].get_str());
1340
1341     Object entry;
1342
1343     if (!pwalletMain->mapWallet.count(hash))
1344         throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
1345     const CWalletTx& wtx = pwalletMain->mapWallet[hash];
1346
1347     int64 nCredit = wtx.GetCredit();
1348     int64 nDebit = wtx.GetDebit();
1349     int64 nNet = nCredit - nDebit;
1350     int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
1351
1352     entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
1353     if (wtx.IsFromMe())
1354         entry.push_back(Pair("fee", ValueFromAmount(nFee)));
1355
1356     WalletTxToJSON(pwalletMain->mapWallet[hash], entry);
1357
1358     Array details;
1359     ListTransactions(pwalletMain->mapWallet[hash], "*", 0, false, details);
1360     entry.push_back(Pair("details", details));
1361
1362     return entry;
1363 }
1364
1365
1366 Value backupwallet(const Array& params, bool fHelp)
1367 {
1368     if (fHelp || params.size() != 1)
1369         throw runtime_error(
1370             "backupwallet <destination>\n"
1371             "Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
1372
1373     string strDest = params[0].get_str();
1374     BackupWallet(*pwalletMain, strDest);
1375
1376     return Value::null;
1377 }
1378
1379
1380 Value keypoolrefill(const Array& params, bool fHelp)
1381 {
1382     if (pwalletMain->IsCrypted() && (fHelp || params.size() > 0))
1383         throw runtime_error(
1384             "keypoolrefill\n"
1385             "Fills the keypool, requires wallet passphrase to be set.");
1386     if (!pwalletMain->IsCrypted() && (fHelp || params.size() > 0))
1387         throw runtime_error(
1388             "keypoolrefill\n"
1389             "Fills the keypool.");
1390
1391     if (pwalletMain->IsLocked())
1392         throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
1393
1394     pwalletMain->TopUpKeyPool();
1395
1396     if (pwalletMain->GetKeyPoolSize() < GetArg("-keypool", 100))
1397         throw JSONRPCError(-4, "Error refreshing keypool.");
1398
1399     return Value::null;
1400 }
1401
1402
1403 void ThreadTopUpKeyPool(void* parg)
1404 {
1405     pwalletMain->TopUpKeyPool();
1406 }
1407
1408 void ThreadCleanWalletPassphrase(void* parg)
1409 {
1410     int64 nMyWakeTime = GetTime() + *((int*)parg);
1411
1412     if (nWalletUnlockTime == 0)
1413     {
1414         CRITICAL_BLOCK(cs_nWalletUnlockTime)
1415         {
1416             nWalletUnlockTime = nMyWakeTime;
1417         }
1418
1419         while (GetTime() < nWalletUnlockTime)
1420             Sleep(GetTime() - nWalletUnlockTime);
1421
1422         CRITICAL_BLOCK(cs_nWalletUnlockTime)
1423         {
1424             nWalletUnlockTime = 0;
1425         }
1426     }
1427     else
1428     {
1429         CRITICAL_BLOCK(cs_nWalletUnlockTime)
1430         {
1431             if (nWalletUnlockTime < nMyWakeTime)
1432                 nWalletUnlockTime = nMyWakeTime;
1433         }
1434         free(parg);
1435         return;
1436     }
1437
1438     pwalletMain->Lock();
1439
1440     delete (int*)parg;
1441 }
1442
1443 Value walletpassphrase(const Array& params, bool fHelp)
1444 {
1445     if (pwalletMain->IsCrypted() && (fHelp || params.size() != 2))
1446         throw runtime_error(
1447             "walletpassphrase <passphrase> <timeout>\n"
1448             "Stores the wallet decryption key in memory for <timeout> seconds.");
1449     if (fHelp)
1450         return true;
1451     if (!pwalletMain->IsCrypted())
1452         throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletpassphrase was called.");
1453
1454     if (!pwalletMain->IsLocked())
1455         throw JSONRPCError(-17, "Error: Wallet is already unlocked.");
1456
1457     // Note that the walletpassphrase is stored in params[0] which is not mlock()ed
1458     SecureString strWalletPass;
1459     strWalletPass.reserve(100);
1460     // TODO: get rid of this .c_str() by implementing SecureString::operator=(std::string)
1461     // Alternately, find a way to make params[0] mlock()'d to begin with.
1462     strWalletPass = params[0].get_str().c_str();
1463
1464     if (strWalletPass.length() > 0)
1465     {
1466         if (!pwalletMain->Unlock(strWalletPass))
1467             throw JSONRPCError(-14, "Error: The wallet passphrase entered was incorrect.");
1468     }
1469     else
1470         throw runtime_error(
1471             "walletpassphrase <passphrase> <timeout>\n"
1472             "Stores the wallet decryption key in memory for <timeout> seconds.");
1473
1474     CreateThread(ThreadTopUpKeyPool, NULL);
1475     int* pnSleepTime = new int(params[1].get_int());
1476     CreateThread(ThreadCleanWalletPassphrase, pnSleepTime);
1477
1478     return Value::null;
1479 }
1480
1481
1482 Value walletpassphrasechange(const Array& params, bool fHelp)
1483 {
1484     if (pwalletMain->IsCrypted() && (fHelp || params.size() != 2))
1485         throw runtime_error(
1486             "walletpassphrasechange <oldpassphrase> <newpassphrase>\n"
1487             "Changes the wallet passphrase from <oldpassphrase> to <newpassphrase>.");
1488     if (fHelp)
1489         return true;
1490     if (!pwalletMain->IsCrypted())
1491         throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletpassphrasechange was called.");
1492
1493     // TODO: get rid of these .c_str() calls by implementing SecureString::operator=(std::string)
1494     // Alternately, find a way to make params[0] mlock()'d to begin with.
1495     SecureString strOldWalletPass;
1496     strOldWalletPass.reserve(100);
1497     strOldWalletPass = params[0].get_str().c_str();
1498
1499     SecureString strNewWalletPass;
1500     strNewWalletPass.reserve(100);
1501     strNewWalletPass = params[1].get_str().c_str();
1502
1503     if (strOldWalletPass.length() < 1 || strNewWalletPass.length() < 1)
1504         throw runtime_error(
1505             "walletpassphrasechange <oldpassphrase> <newpassphrase>\n"
1506             "Changes the wallet passphrase from <oldpassphrase> to <newpassphrase>.");
1507
1508     if (!pwalletMain->ChangeWalletPassphrase(strOldWalletPass, strNewWalletPass))
1509         throw JSONRPCError(-14, "Error: The wallet passphrase entered was incorrect.");
1510
1511     return Value::null;
1512 }
1513
1514
1515 Value walletlock(const Array& params, bool fHelp)
1516 {
1517     if (pwalletMain->IsCrypted() && (fHelp || params.size() != 0))
1518         throw runtime_error(
1519             "walletlock\n"
1520             "Removes the wallet encryption key from memory, locking the wallet.\n"
1521             "After calling this method, you will need to call walletpassphrase again\n"
1522             "before being able to call any methods which require the wallet to be unlocked.");
1523     if (fHelp)
1524         return true;
1525     if (!pwalletMain->IsCrypted())
1526         throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletlock was called.");
1527
1528     pwalletMain->Lock();
1529     CRITICAL_BLOCK(cs_nWalletUnlockTime)
1530     {
1531         nWalletUnlockTime = 0;
1532     }
1533
1534     return Value::null;
1535 }
1536
1537
1538 Value encryptwallet(const Array& params, bool fHelp)
1539 {
1540     if (!pwalletMain->IsCrypted() && (fHelp || params.size() != 1))
1541         throw runtime_error(
1542             "encryptwallet <passphrase>\n"
1543             "Encrypts the wallet with <passphrase>.");
1544     if (fHelp)
1545         return true;
1546     if (pwalletMain->IsCrypted())
1547         throw JSONRPCError(-15, "Error: running with an encrypted wallet, but encryptwallet was called.");
1548
1549 #ifdef QT_GUI
1550     // shutting down via RPC while the GUI is running does not work (yet):
1551     throw runtime_error("Not Yet Implemented: use GUI to encrypt wallet, not RPC command");
1552 #endif
1553
1554     // TODO: get rid of this .c_str() by implementing SecureString::operator=(std::string)
1555     // Alternately, find a way to make params[0] mlock()'d to begin with.
1556     SecureString strWalletPass;
1557     strWalletPass.reserve(100);
1558     strWalletPass = params[0].get_str().c_str();
1559
1560     if (strWalletPass.length() < 1)
1561         throw runtime_error(
1562             "encryptwallet <passphrase>\n"
1563             "Encrypts the wallet with <passphrase>.");
1564
1565     if (!pwalletMain->EncryptWallet(strWalletPass))
1566         throw JSONRPCError(-16, "Error: Failed to encrypt the wallet.");
1567
1568     // BDB seems to have a bad habit of writing old data into
1569     // slack space in .dat files; that is bad if the old data is
1570     // unencrypted private keys.  So:
1571     CreateThread(Shutdown, NULL);
1572     return "wallet encrypted; ppcoin server stopping, restart to run with encrypted wallet";
1573 }
1574
1575
1576 Value validateaddress(const Array& params, bool fHelp)
1577 {
1578     if (fHelp || params.size() != 1)
1579         throw runtime_error(
1580             "validateaddress <ppcoinaddress>\n"
1581             "Return information about <ppcoinaddress>.");
1582
1583     CBitcoinAddress address(params[0].get_str());
1584     bool isValid = address.IsValid();
1585
1586     Object ret;
1587     ret.push_back(Pair("isvalid", isValid));
1588     if (isValid)
1589     {
1590         // Call Hash160ToAddress() so we always return current ADDRESSVERSION
1591         // version of the address:
1592         string currentAddress = address.ToString();
1593         ret.push_back(Pair("address", currentAddress));
1594         ret.push_back(Pair("ismine", (pwalletMain->HaveKey(address) > 0)));
1595         if (pwalletMain->mapAddressBook.count(address))
1596             ret.push_back(Pair("account", pwalletMain->mapAddressBook[address]));
1597     }
1598     return ret;
1599 }
1600
1601
1602 Value getwork(const Array& params, bool fHelp)
1603 {
1604     if (fHelp || params.size() > 1)
1605         throw runtime_error(
1606             "getwork [data]\n"
1607             "If [data] is not specified, returns formatted hash data to work on:\n"
1608             "  \"midstate\" : precomputed hash state after hashing the first half of the data (DEPRECATED)\n" // deprecated
1609             "  \"data\" : block data\n"
1610             "  \"hash1\" : formatted hash buffer for second hash (DEPRECATED)\n" // deprecated
1611             "  \"target\" : little endian hash target\n"
1612             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1613
1614     if (vNodes.empty())
1615         throw JSONRPCError(-9, "PPCoin is not connected!");
1616
1617     if (IsInitialBlockDownload())
1618         throw JSONRPCError(-10, "PPCoin is downloading blocks...");
1619
1620     typedef map<uint256, pair<CBlock*, CScript> > mapNewBlock_t;
1621     static mapNewBlock_t mapNewBlock;
1622     static vector<CBlock*> vNewBlock;
1623     static CReserveKey reservekey(pwalletMain);
1624
1625     if (params.size() == 0)
1626     {
1627         // Update block
1628         static unsigned int nTransactionsUpdatedLast;
1629         static CBlockIndex* pindexPrev;
1630         static int64 nStart;
1631         static CBlock* pblock;
1632         if (pindexPrev != pindexBest ||
1633             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
1634         {
1635             if (pindexPrev != pindexBest)
1636             {
1637                 // Deallocate old blocks since they're obsolete now
1638                 mapNewBlock.clear();
1639                 BOOST_FOREACH(CBlock* pblock, vNewBlock)
1640                     delete pblock;
1641                 vNewBlock.clear();
1642             }
1643             nTransactionsUpdatedLast = nTransactionsUpdated;
1644             pindexPrev = pindexBest;
1645             nStart = GetTime();
1646
1647             // Create new block
1648             pblock = CreateNewBlock(pwalletMain);
1649             if (!pblock)
1650                 throw JSONRPCError(-7, "Out of memory");
1651             vNewBlock.push_back(pblock);
1652         }
1653
1654         // Update nTime
1655         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1656         pblock->nNonce = 0;
1657
1658         // Update nExtraNonce
1659         static unsigned int nExtraNonce = 0;
1660         IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
1661
1662         // Save
1663         mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, pblock->vtx[0].vin[0].scriptSig);
1664
1665         // Prebuild hash buffers
1666         char pmidstate[32];
1667         char pdata[128];
1668         char phash1[64];
1669         FormatHashBuffers(pblock, pmidstate, pdata, phash1);
1670
1671         uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
1672
1673         Object result;
1674         result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate)))); // deprecated
1675         result.push_back(Pair("data",     HexStr(BEGIN(pdata), END(pdata))));
1676         result.push_back(Pair("hash1",    HexStr(BEGIN(phash1), END(phash1)))); // deprecated
1677         result.push_back(Pair("target",   HexStr(BEGIN(hashTarget), END(hashTarget))));
1678         return result;
1679     }
1680     else
1681     {
1682         // Parse parameters
1683         vector<unsigned char> vchData = ParseHex(params[0].get_str());
1684         if (vchData.size() != 128)
1685             throw JSONRPCError(-8, "Invalid parameter");
1686         CBlock* pdata = (CBlock*)&vchData[0];
1687
1688         // Byte reverse
1689         for (int i = 0; i < 128/4; i++)
1690             ((unsigned int*)pdata)[i] = ByteReverse(((unsigned int*)pdata)[i]);
1691
1692         // Get saved block
1693         if (!mapNewBlock.count(pdata->hashMerkleRoot))
1694             return false;
1695         CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
1696
1697         pblock->nTime = pdata->nTime;
1698         pblock->nNonce = pdata->nNonce;
1699         pblock->vtx[0].vin[0].scriptSig = mapNewBlock[pdata->hashMerkleRoot].second;
1700         pblock->hashMerkleRoot = pblock->BuildMerkleTree();
1701
1702         return CheckWork(pblock, *pwalletMain, reservekey);
1703     }
1704 }
1705
1706
1707 Value getmemorypool(const Array& params, bool fHelp)
1708 {
1709     if (fHelp || params.size() > 1)
1710         throw runtime_error(
1711             "getmemorypool [data]\n"
1712             "If [data] is not specified, returns data needed to construct a block to work on:\n"
1713             "  \"version\" : block version\n"
1714             "  \"previousblockhash\" : hash of current highest block\n"
1715             "  \"transactions\" : contents of non-coinbase transactions that should be included in the next block\n"
1716             "  \"coinbasevalue\" : maximum allowable input to coinbase transaction, including the generation award and transaction fees\n"
1717             "  \"time\" : timestamp appropriate for next block\n"
1718             "  \"bits\" : compressed target of next block\n"
1719             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1720
1721     if (params.size() == 0)
1722     {
1723         if (vNodes.empty())
1724             throw JSONRPCError(-9, "PPCoin is not connected!");
1725
1726         if (IsInitialBlockDownload())
1727             throw JSONRPCError(-10, "PPCoin is downloading blocks...");
1728
1729         static CReserveKey reservekey(pwalletMain);
1730
1731         // Update block
1732         static unsigned int nTransactionsUpdatedLast;
1733         static CBlockIndex* pindexPrev;
1734         static int64 nStart;
1735         static CBlock* pblock;
1736         if (pindexPrev != pindexBest ||
1737             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 5))
1738         {
1739             nTransactionsUpdatedLast = nTransactionsUpdated;
1740             pindexPrev = pindexBest;
1741             nStart = GetTime();
1742
1743             // Create new block
1744             if(pblock)
1745                 delete pblock;
1746             pblock = CreateNewBlock(pwalletMain);
1747             if (!pblock)
1748                 throw JSONRPCError(-7, "Out of memory");
1749         }
1750
1751         // Update nTime
1752         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1753         pblock->nNonce = 0;
1754
1755         Array transactions;
1756         BOOST_FOREACH(CTransaction tx, pblock->vtx) {
1757             if(tx.IsCoinBase() || tx.IsCoinStake())
1758                 continue;
1759
1760             CDataStream ssTx;
1761             ssTx << tx;
1762
1763             transactions.push_back(HexStr(ssTx.begin(), ssTx.end()));
1764         }
1765
1766         Object result;
1767         result.push_back(Pair("version", pblock->nVersion));
1768         result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
1769         result.push_back(Pair("transactions", transactions));
1770         result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue));
1771         result.push_back(Pair("time", (int64_t)pblock->nTime));
1772
1773         union {
1774             int32_t nBits;
1775             char cBits[4];
1776         } uBits;
1777         uBits.nBits = htonl((int32_t)pblock->nBits);
1778         result.push_back(Pair("bits", HexStr(BEGIN(uBits.cBits), END(uBits.cBits))));
1779
1780         return result;
1781     }
1782     else
1783     {
1784         // Parse parameters
1785         CDataStream ssBlock(ParseHex(params[0].get_str()));
1786         CBlock pblock;
1787         ssBlock >> pblock;
1788
1789         return ProcessBlock(NULL, &pblock);
1790     }
1791 }
1792
1793
1794 // ppcoin: reset auto checkpoint
1795 Value resetcheckpoint(const Array& params, bool fHelp)
1796 {
1797     if (fHelp || params.size() < 1 || params.size() > 1)
1798         throw runtime_error(
1799             "resetcheckpoint <checkpointheight>\n"
1800             "Reset automatic checkpoint to specified height.\n"
1801             "<checkpointheight> is the height of the new checkpoint block.\n");
1802
1803     int nCheckpoint = params[0].get_int();
1804     if (nCheckpoint <= 0 || nCheckpoint >= nBestHeight)
1805         throw runtime_error(
1806             "invalid checkpoint height.\n"
1807         );
1808     if (nCheckpoint >= Checkpoints::nAutoCheckpoint)
1809         throw runtime_error(
1810             "new checkpoint must be earlier than current auto checkpoint.\n"
1811         );
1812     if (!Checkpoints::ResetAutoCheckpoint(nCheckpoint))
1813         throw runtime_error(
1814             "internal error - reset checkpoint failed.\n"
1815         );
1816
1817     return Value::null;
1818 }
1819
1820
1821 // ppcoin: get branch point of alternative branch
1822 Value getbranchpoint(const Array& params, bool fHelp)
1823 {
1824     if (fHelp || params.size() != 0)
1825         throw runtime_error(
1826             "getbranchpoint\n"
1827             "Returns height of branch point of alternative branch.\n");
1828
1829     Object result;
1830     if (Checkpoints::nBranchPoint > 0)
1831         result.push_back(Pair("branchpoint", Checkpoints::nBranchPoint));
1832     else
1833         result.push_back(Pair("branchpoint", "none"));
1834     result.push_back(Pair("checkpoint", Checkpoints::nAutoCheckpoint));
1835     return result;
1836 }
1837
1838
1839
1840
1841
1842
1843
1844
1845 //
1846 // Call Table
1847 //
1848
1849 pair<string, rpcfn_type> pCallTable[] =
1850 {
1851     make_pair("help",                   &help),
1852     make_pair("stop",                   &stop),
1853     make_pair("getblockcount",          &getblockcount),
1854     make_pair("getblocknumber",         &getblocknumber),
1855     make_pair("getconnectioncount",     &getconnectioncount),
1856     make_pair("getdifficulty",          &getdifficulty),
1857     make_pair("getgenerate",            &getgenerate),
1858     make_pair("setgenerate",            &setgenerate),
1859     make_pair("gethashespersec",        &gethashespersec),
1860     make_pair("getinfo",                &getinfo),
1861     make_pair("getnewaddress",          &getnewaddress),
1862     make_pair("getaccountaddress",      &getaccountaddress),
1863     make_pair("setaccount",             &setaccount),
1864     make_pair("getaccount",             &getaccount),
1865     make_pair("getaddressesbyaccount",  &getaddressesbyaccount),
1866     make_pair("sendtoaddress",          &sendtoaddress),
1867     make_pair("getreceivedbyaddress",   &getreceivedbyaddress),
1868     make_pair("getreceivedbyaccount",   &getreceivedbyaccount),
1869     make_pair("listreceivedbyaddress",  &listreceivedbyaddress),
1870     make_pair("listreceivedbyaccount",  &listreceivedbyaccount),
1871     make_pair("backupwallet",           &backupwallet),
1872     make_pair("keypoolrefill",          &keypoolrefill),
1873     make_pair("walletpassphrase",       &walletpassphrase),
1874     make_pair("walletpassphrasechange", &walletpassphrasechange),
1875     make_pair("walletlock",             &walletlock),
1876     make_pair("encryptwallet",          &encryptwallet),
1877     make_pair("validateaddress",        &validateaddress),
1878     make_pair("getbalance",             &getbalance),
1879     make_pair("move",                   &movecmd),
1880     make_pair("sendfrom",               &sendfrom),
1881     make_pair("sendmany",               &sendmany),
1882     make_pair("gettransaction",         &gettransaction),
1883     make_pair("listtransactions",       &listtransactions),
1884     make_pair("signmessage",           &signmessage),
1885     make_pair("verifymessage",         &verifymessage),
1886     make_pair("getwork",                &getwork),
1887     make_pair("listaccounts",           &listaccounts),
1888     make_pair("settxfee",               &settxfee),
1889     make_pair("getmemorypool",          &getmemorypool),
1890     make_pair("listsinceblock",        &listsinceblock),
1891     make_pair("resetcheckpoint",        &resetcheckpoint),
1892     make_pair("getbranchpoint",         &getbranchpoint),
1893 };
1894 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
1895
1896 string pAllowInSafeMode[] =
1897 {
1898     "help",
1899     "stop",
1900     "getblockcount",
1901     "getblocknumber",  // deprecated
1902     "getconnectioncount",
1903     "getdifficulty",
1904     "getgenerate",
1905     "setgenerate",
1906     "gethashespersec",
1907     "getinfo",
1908     "getnewaddress",
1909     "getaccountaddress",
1910     "getaccount",
1911     "getaddressesbyaccount",
1912     "backupwallet",
1913     "keypoolrefill",
1914     "walletpassphrase",
1915     "walletlock",
1916     "validateaddress",
1917     "getwork",
1918     "getmemorypool",
1919 };
1920 set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
1921
1922
1923
1924
1925 //
1926 // HTTP protocol
1927 //
1928 // This ain't Apache.  We're just using HTTP header for the length field
1929 // and to be compatible with other JSON-RPC implementations.
1930 //
1931
1932 string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
1933 {
1934     ostringstream s;
1935     s << "POST / HTTP/1.1\r\n"
1936       << "User-Agent: ppcoin-json-rpc/" << FormatFullVersion() << "\r\n"
1937       << "Host: 127.0.0.1\r\n"
1938       << "Content-Type: application/json\r\n"
1939       << "Content-Length: " << strMsg.size() << "\r\n"
1940       << "Connection: close\r\n"
1941       << "Accept: application/json\r\n";
1942     BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
1943         s << item.first << ": " << item.second << "\r\n";
1944     s << "\r\n" << strMsg;
1945
1946     return s.str();
1947 }
1948
1949 string rfc1123Time()
1950 {
1951     char buffer[64];
1952     time_t now;
1953     time(&now);
1954     struct tm* now_gmt = gmtime(&now);
1955     string locale(setlocale(LC_TIME, NULL));
1956     setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
1957     strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
1958     setlocale(LC_TIME, locale.c_str());
1959     return string(buffer);
1960 }
1961
1962 static string HTTPReply(int nStatus, const string& strMsg)
1963 {
1964     if (nStatus == 401)
1965         return strprintf("HTTP/1.0 401 Authorization Required\r\n"
1966             "Date: %s\r\n"
1967             "Server: ppcoin-json-rpc/%s\r\n"
1968             "WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
1969             "Content-Type: text/html\r\n"
1970             "Content-Length: 296\r\n"
1971             "\r\n"
1972             "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
1973             "\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
1974             "<HTML>\r\n"
1975             "<HEAD>\r\n"
1976             "<TITLE>Error</TITLE>\r\n"
1977             "<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
1978             "</HEAD>\r\n"
1979             "<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
1980             "</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
1981     const char *cStatus;
1982          if (nStatus == 200) cStatus = "OK";
1983     else if (nStatus == 400) cStatus = "Bad Request";
1984     else if (nStatus == 403) cStatus = "Forbidden";
1985     else if (nStatus == 404) cStatus = "Not Found";
1986     else if (nStatus == 500) cStatus = "Internal Server Error";
1987     else cStatus = "";
1988     return strprintf(
1989             "HTTP/1.1 %d %s\r\n"
1990             "Date: %s\r\n"
1991             "Connection: close\r\n"
1992             "Content-Length: %d\r\n"
1993             "Content-Type: application/json\r\n"
1994             "Server: ppcoin-json-rpc/%s\r\n"
1995             "\r\n"
1996             "%s",
1997         nStatus,
1998         cStatus,
1999         rfc1123Time().c_str(),
2000         strMsg.size(),
2001         FormatFullVersion().c_str(),
2002         strMsg.c_str());
2003 }
2004
2005 int ReadHTTPStatus(std::basic_istream<char>& stream)
2006 {
2007     string str;
2008     getline(stream, str);
2009     vector<string> vWords;
2010     boost::split(vWords, str, boost::is_any_of(" "));
2011     if (vWords.size() < 2)
2012         return 500;
2013     return atoi(vWords[1].c_str());
2014 }
2015
2016 int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
2017 {
2018     int nLen = 0;
2019     loop
2020     {
2021         string str;
2022         std::getline(stream, str);
2023         if (str.empty() || str == "\r")
2024             break;
2025         string::size_type nColon = str.find(":");
2026         if (nColon != string::npos)
2027         {
2028             string strHeader = str.substr(0, nColon);
2029             boost::trim(strHeader);
2030             boost::to_lower(strHeader);
2031             string strValue = str.substr(nColon+1);
2032             boost::trim(strValue);
2033             mapHeadersRet[strHeader] = strValue;
2034             if (strHeader == "content-length")
2035                 nLen = atoi(strValue.c_str());
2036         }
2037     }
2038     return nLen;
2039 }
2040
2041 int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
2042 {
2043     mapHeadersRet.clear();
2044     strMessageRet = "";
2045
2046     // Read status
2047     int nStatus = ReadHTTPStatus(stream);
2048
2049     // Read header
2050     int nLen = ReadHTTPHeader(stream, mapHeadersRet);
2051     if (nLen < 0 || nLen > MAX_SIZE)
2052         return 500;
2053
2054     // Read message
2055     if (nLen > 0)
2056     {
2057         vector<char> vch(nLen);
2058         stream.read(&vch[0], nLen);
2059         strMessageRet = string(vch.begin(), vch.end());
2060     }
2061
2062     return nStatus;
2063 }
2064
2065 bool HTTPAuthorized(map<string, string>& mapHeaders)
2066 {
2067     string strAuth = mapHeaders["authorization"];
2068     if (strAuth.substr(0,6) != "Basic ")
2069         return false;
2070     string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
2071     string strUserPass = DecodeBase64(strUserPass64);
2072     return strUserPass == strRPCUserColonPass;
2073 }
2074
2075 //
2076 // JSON-RPC protocol.  Bitcoin speaks version 1.0 for maximum compatibility,
2077 // but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
2078 // unspecified (HTTP errors and contents of 'error').
2079 //
2080 // 1.0 spec: http://json-rpc.org/wiki/specification
2081 // 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
2082 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
2083 //
2084
2085 string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
2086 {
2087     Object request;
2088     request.push_back(Pair("method", strMethod));
2089     request.push_back(Pair("params", params));
2090     request.push_back(Pair("id", id));
2091     return write_string(Value(request), false) + "\n";
2092 }
2093
2094 string JSONRPCReply(const Value& result, const Value& error, const Value& id)
2095 {
2096     Object reply;
2097     if (error.type() != null_type)
2098         reply.push_back(Pair("result", Value::null));
2099     else
2100         reply.push_back(Pair("result", result));
2101     reply.push_back(Pair("error", error));
2102     reply.push_back(Pair("id", id));
2103     return write_string(Value(reply), false) + "\n";
2104 }
2105
2106 void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
2107 {
2108     // Send error reply from json-rpc error object
2109     int nStatus = 500;
2110     int code = find_value(objError, "code").get_int();
2111     if (code == -32600) nStatus = 400;
2112     else if (code == -32601) nStatus = 404;
2113     string strReply = JSONRPCReply(Value::null, objError, id);
2114     stream << HTTPReply(nStatus, strReply) << std::flush;
2115 }
2116
2117 bool ClientAllowed(const string& strAddress)
2118 {
2119     if (strAddress == asio::ip::address_v4::loopback().to_string())
2120         return true;
2121     const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
2122     BOOST_FOREACH(string strAllow, vAllow)
2123         if (WildcardMatch(strAddress, strAllow))
2124             return true;
2125     return false;
2126 }
2127
2128 #ifdef USE_SSL
2129 //
2130 // IOStream device that speaks SSL but can also speak non-SSL
2131 //
2132 class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
2133 public:
2134     SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
2135     {
2136         fUseSSL = fUseSSLIn;
2137         fNeedHandshake = fUseSSLIn;
2138     }
2139
2140     void handshake(ssl::stream_base::handshake_type role)
2141     {
2142         if (!fNeedHandshake) return;
2143         fNeedHandshake = false;
2144         stream.handshake(role);
2145     }
2146     std::streamsize read(char* s, std::streamsize n)
2147     {
2148         handshake(ssl::stream_base::server); // HTTPS servers read first
2149         if (fUseSSL) return stream.read_some(asio::buffer(s, n));
2150         return stream.next_layer().read_some(asio::buffer(s, n));
2151     }
2152     std::streamsize write(const char* s, std::streamsize n)
2153     {
2154         handshake(ssl::stream_base::client); // HTTPS clients write first
2155         if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
2156         return asio::write(stream.next_layer(), asio::buffer(s, n));
2157     }
2158     bool connect(const std::string& server, const std::string& port)
2159     {
2160         ip::tcp::resolver resolver(stream.get_io_service());
2161         ip::tcp::resolver::query query(server.c_str(), port.c_str());
2162         ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
2163         ip::tcp::resolver::iterator end;
2164         boost::system::error_code error = asio::error::host_not_found;
2165         while (error && endpoint_iterator != end)
2166         {
2167             stream.lowest_layer().close();
2168             stream.lowest_layer().connect(*endpoint_iterator++, error);
2169         }
2170         if (error)
2171             return false;
2172         return true;
2173     }
2174
2175 private:
2176     bool fNeedHandshake;
2177     bool fUseSSL;
2178     SSLStream& stream;
2179 };
2180 #endif
2181
2182 void ThreadRPCServer(void* parg)
2183 {
2184     IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
2185     try
2186     {
2187         vnThreadsRunning[4]++;
2188         ThreadRPCServer2(parg);
2189         vnThreadsRunning[4]--;
2190     }
2191     catch (std::exception& e) {
2192         vnThreadsRunning[4]--;
2193         PrintException(&e, "ThreadRPCServer()");
2194     } catch (...) {
2195         vnThreadsRunning[4]--;
2196         PrintException(NULL, "ThreadRPCServer()");
2197     }
2198     printf("ThreadRPCServer exiting\n");
2199 }
2200
2201 void ThreadRPCServer2(void* parg)
2202 {
2203     printf("ThreadRPCServer started\n");
2204
2205     strRPCUserColonPass = mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"];
2206     if (strRPCUserColonPass == ":")
2207     {
2208         string strWhatAmI = "To use ppcoind";
2209         if (mapArgs.count("-server"))
2210             strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
2211         else if (mapArgs.count("-daemon"))
2212             strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
2213         PrintConsole(
2214             _("Error: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
2215               "If the file does not exist, create it with owner-readable-only file permissions.\n"),
2216                 strWhatAmI.c_str(),
2217                 GetConfigFile().c_str());
2218 #ifndef QT_GUI
2219         CreateThread(Shutdown, NULL);
2220 #endif
2221         return;
2222     }
2223
2224     bool fUseSSL = GetBoolArg("-rpcssl");
2225     asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
2226
2227     asio::io_service io_service;
2228     ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", RPC_PORT));
2229     ip::tcp::acceptor acceptor(io_service, endpoint);
2230
2231     acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
2232
2233 #ifdef USE_SSL
2234     ssl::context context(io_service, ssl::context::sslv23);
2235     if (fUseSSL)
2236     {
2237         context.set_options(ssl::context::no_sslv2);
2238         filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
2239         if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
2240         if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
2241         else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
2242         filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
2243         if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
2244         if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
2245         else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
2246
2247         string ciphers = GetArg("-rpcsslciphers",
2248                                          "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
2249         SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
2250     }
2251 #else
2252     if (fUseSSL)
2253         throw runtime_error("-rpcssl=1, but ppcoin compiled without full openssl libraries.");
2254 #endif
2255
2256     loop
2257     {
2258         // Accept connection
2259 #ifdef USE_SSL
2260         SSLStream sslStream(io_service, context);
2261         SSLIOStreamDevice d(sslStream, fUseSSL);
2262         iostreams::stream<SSLIOStreamDevice> stream(d);
2263 #else
2264         ip::tcp::iostream stream;
2265 #endif
2266
2267         ip::tcp::endpoint peer;
2268         vnThreadsRunning[4]--;
2269 #ifdef USE_SSL
2270         acceptor.accept(sslStream.lowest_layer(), peer);
2271 #else
2272         acceptor.accept(*stream.rdbuf(), peer);
2273 #endif
2274         vnThreadsRunning[4]++;
2275         if (fShutdown)
2276             return;
2277
2278         // Restrict callers by IP
2279         if (!ClientAllowed(peer.address().to_string()))
2280         {
2281             // Only send a 403 if we're not using SSL to prevent a DoS during the SSL handshake.
2282             if (!fUseSSL)
2283                 stream << HTTPReply(403, "") << std::flush;
2284             continue;
2285         }
2286
2287         map<string, string> mapHeaders;
2288         string strRequest;
2289
2290         boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
2291         if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
2292         {   // Timed out:
2293             acceptor.cancel();
2294             printf("ThreadRPCServer ReadHTTP timeout\n");
2295             continue;
2296         }
2297
2298         // Check authorization
2299         if (mapHeaders.count("authorization") == 0)
2300         {
2301             stream << HTTPReply(401, "") << std::flush;
2302             continue;
2303         }
2304         if (!HTTPAuthorized(mapHeaders))
2305         {
2306             // Deter brute-forcing short passwords
2307             if (mapArgs["-rpcpassword"].size() < 15)
2308                 Sleep(50);
2309
2310             stream << HTTPReply(401, "") << std::flush;
2311             printf("ThreadRPCServer incorrect password attempt\n");
2312             continue;
2313         }
2314
2315         Value id = Value::null;
2316         try
2317         {
2318             // Parse request
2319             Value valRequest;
2320             if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
2321                 throw JSONRPCError(-32700, "Parse error");
2322             const Object& request = valRequest.get_obj();
2323
2324             // Parse id now so errors from here on will have the id
2325             id = find_value(request, "id");
2326
2327             // Parse method
2328             Value valMethod = find_value(request, "method");
2329             if (valMethod.type() == null_type)
2330                 throw JSONRPCError(-32600, "Missing method");
2331             if (valMethod.type() != str_type)
2332                 throw JSONRPCError(-32600, "Method must be a string");
2333             string strMethod = valMethod.get_str();
2334             if (strMethod != "getwork" && strMethod != "getmemorypool")
2335                 printf("ThreadRPCServer method=%s\n", strMethod.c_str());
2336
2337             // Parse params
2338             Value valParams = find_value(request, "params");
2339             Array params;
2340             if (valParams.type() == array_type)
2341                 params = valParams.get_array();
2342             else if (valParams.type() == null_type)
2343                 params = Array();
2344             else
2345                 throw JSONRPCError(-32600, "Params must be an array");
2346
2347             // Find method
2348             map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
2349             if (mi == mapCallTable.end())
2350                 throw JSONRPCError(-32601, "Method not found");
2351
2352             // Observe safe mode
2353             string strWarning = GetWarnings("rpc");
2354             if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
2355                 throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
2356
2357             try
2358             {
2359                 // Execute
2360                 Value result;
2361                 CRITICAL_BLOCK(cs_main)
2362                 CRITICAL_BLOCK(pwalletMain->cs_wallet)
2363                     result = (*(*mi).second)(params, false);
2364
2365                 // Send reply
2366                 string strReply = JSONRPCReply(result, Value::null, id);
2367                 stream << HTTPReply(200, strReply) << std::flush;
2368             }
2369             catch (std::exception& e)
2370             {
2371                 ErrorReply(stream, JSONRPCError(-1, e.what()), id);
2372             }
2373         }
2374         catch (Object& objError)
2375         {
2376             ErrorReply(stream, objError, id);
2377         }
2378         catch (std::exception& e)
2379         {
2380             ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
2381         }
2382     }
2383 }
2384
2385
2386
2387
2388 Object CallRPC(const string& strMethod, const Array& params)
2389 {
2390     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
2391         throw runtime_error(strprintf(
2392             _("You must set rpcpassword=<password> in the configuration file:\n%s\n"
2393               "If the file does not exist, create it with owner-readable-only file permissions."),
2394                 GetConfigFile().c_str()));
2395
2396     // Connect to localhost
2397     bool fUseSSL = GetBoolArg("-rpcssl");
2398 #ifdef USE_SSL
2399     asio::io_service io_service;
2400     ssl::context context(io_service, ssl::context::sslv23);
2401     context.set_options(ssl::context::no_sslv2);
2402     SSLStream sslStream(io_service, context);
2403     SSLIOStreamDevice d(sslStream, fUseSSL);
2404     iostreams::stream<SSLIOStreamDevice> stream(d);
2405     if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", CBigNum(RPC_PORT).ToString().c_str())))
2406         throw runtime_error("couldn't connect to server");
2407 #else
2408     if (fUseSSL)
2409         throw runtime_error("-rpcssl=1, but ppcoin compiled without full openssl libraries.");
2410
2411     ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", CBigNum(RPC_PORT).ToString().c_str()));
2412     if (stream.fail())
2413         throw runtime_error("couldn't connect to server");
2414 #endif
2415
2416
2417     // HTTP basic authentication
2418     string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
2419     map<string, string> mapRequestHeaders;
2420     mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
2421
2422     // Send request
2423     string strRequest = JSONRPCRequest(strMethod, params, 1);
2424     string strPost = HTTPPost(strRequest, mapRequestHeaders);
2425     stream << strPost << std::flush;
2426
2427     // Receive reply
2428     map<string, string> mapHeaders;
2429     string strReply;
2430     int nStatus = ReadHTTP(stream, mapHeaders, strReply);
2431     if (nStatus == 401)
2432         throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
2433     else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
2434         throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
2435     else if (strReply.empty())
2436         throw runtime_error("no response from server");
2437
2438     // Parse reply
2439     Value valReply;
2440     if (!read_string(strReply, valReply))
2441         throw runtime_error("couldn't parse reply from server");
2442     const Object& reply = valReply.get_obj();
2443     if (reply.empty())
2444         throw runtime_error("expected reply to have result, error and id properties");
2445
2446     return reply;
2447 }
2448
2449
2450
2451
2452 template<typename T>
2453 void ConvertTo(Value& value)
2454 {
2455     if (value.type() == str_type)
2456     {
2457         // reinterpret string as unquoted json value
2458         Value value2;
2459         if (!read_string(value.get_str(), value2))
2460             throw runtime_error("type mismatch");
2461         value = value2.get_value<T>();
2462     }
2463     else
2464     {
2465         value = value.get_value<T>();
2466     }
2467 }
2468
2469 int CommandLineRPC(int argc, char *argv[])
2470 {
2471     string strPrint;
2472     int nRet = 0;
2473     try
2474     {
2475         // Skip switches
2476         while (argc > 1 && IsSwitchChar(argv[1][0]))
2477         {
2478             argc--;
2479             argv++;
2480         }
2481
2482         // Method
2483         if (argc < 2)
2484             throw runtime_error("too few parameters");
2485         string strMethod = argv[1];
2486
2487         // Parameters default to strings
2488         Array params;
2489         for (int i = 2; i < argc; i++)
2490             params.push_back(argv[i]);
2491         int n = params.size();
2492
2493         //
2494         // Special case non-string parameter types
2495         //
2496         if (strMethod == "setgenerate"            && n > 0) ConvertTo<bool>(params[0]);
2497         if (strMethod == "setgenerate"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
2498         if (strMethod == "sendtoaddress"          && n > 1) ConvertTo<double>(params[1]);
2499         if (strMethod == "settxfee"               && n > 0) ConvertTo<double>(params[0]);
2500         if (strMethod == "getreceivedbyaddress"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2501         if (strMethod == "getreceivedbyaccount"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2502         if (strMethod == "listreceivedbyaddress"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2503         if (strMethod == "listreceivedbyaddress"  && n > 1) ConvertTo<bool>(params[1]);
2504         if (strMethod == "listreceivedbyaccount"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2505         if (strMethod == "listreceivedbyaccount"  && n > 1) ConvertTo<bool>(params[1]);
2506         if (strMethod == "getbalance"             && n > 1) ConvertTo<boost::int64_t>(params[1]);
2507         if (strMethod == "move"                   && n > 2) ConvertTo<double>(params[2]);
2508         if (strMethod == "move"                   && n > 3) ConvertTo<boost::int64_t>(params[3]);
2509         if (strMethod == "sendfrom"               && n > 2) ConvertTo<double>(params[2]);
2510         if (strMethod == "sendfrom"               && n > 3) ConvertTo<boost::int64_t>(params[3]);
2511         if (strMethod == "listtransactions"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2512         if (strMethod == "listtransactions"       && n > 2) ConvertTo<boost::int64_t>(params[2]);
2513         if (strMethod == "listaccounts"           && n > 0) ConvertTo<boost::int64_t>(params[0]);
2514         if (strMethod == "walletpassphrase"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2515         if (strMethod == "listsinceblock"         && n > 1) ConvertTo<boost::int64_t>(params[1]);
2516         if (strMethod == "sendmany"               && n > 1)
2517         {
2518             string s = params[1].get_str();
2519             Value v;
2520             if (!read_string(s, v) || v.type() != obj_type)
2521                 throw runtime_error("type mismatch");
2522             params[1] = v.get_obj();
2523         }
2524         if (strMethod == "sendmany"                && n > 2) ConvertTo<boost::int64_t>(params[2]);
2525         if (strMethod == "resetcheckpoint"         && n > 0) ConvertTo<boost::int64_t>(params[0]);
2526
2527         // Execute
2528         Object reply = CallRPC(strMethod, params);
2529
2530         // Parse reply
2531         const Value& result = find_value(reply, "result");
2532         const Value& error  = find_value(reply, "error");
2533
2534         if (error.type() != null_type)
2535         {
2536             // Error
2537             strPrint = "error: " + write_string(error, false);
2538             int code = find_value(error.get_obj(), "code").get_int();
2539             nRet = abs(code);
2540         }
2541         else
2542         {
2543             // Result
2544             if (result.type() == null_type)
2545                 strPrint = "";
2546             else if (result.type() == str_type)
2547                 strPrint = result.get_str();
2548             else
2549                 strPrint = write_string(result, true);
2550         }
2551     }
2552     catch (std::exception& e)
2553     {
2554         strPrint = string("error: ") + e.what();
2555         nRet = 87;
2556     }
2557     catch (...)
2558     {
2559         PrintException(NULL, "CommandLineRPC()");
2560     }
2561
2562     if (strPrint != "")
2563     {
2564         fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
2565     }
2566     return nRet;
2567 }
2568
2569
2570
2571
2572 #ifdef TEST
2573 int main(int argc, char *argv[])
2574 {
2575 #ifdef _MSC_VER
2576     // Turn off microsoft heap dump noise
2577     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
2578     _CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
2579 #endif
2580     setbuf(stdin, NULL);
2581     setbuf(stdout, NULL);
2582     setbuf(stderr, NULL);
2583
2584     try
2585     {
2586         if (argc >= 2 && string(argv[1]) == "-server")
2587         {
2588             printf("server ready\n");
2589             ThreadRPCServer(NULL);
2590         }
2591         else
2592         {
2593             return CommandLineRPC(argc, argv);
2594         }
2595     }
2596     catch (std::exception& e) {
2597         PrintException(&e, "main()");
2598     } catch (...) {
2599         PrintException(NULL, "main()");
2600     }
2601     return 0;
2602 }
2603 #endif