src/rpc.cpp

   1 // Copyright (c) 2010 Satoshi Nakamoto
   2 // Distributed under the MIT/X11 software license, see the accompanying
   3 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
   4
   5 #include "headers.h"
   6 #include "cryptopp/sha.h"
   7 #include "db.h"
   8 #include "net.h"
   9 #undef printf
  10 #include <boost/asio.hpp>
  11 #include <boost/iostreams/concepts.hpp>
  12 #include <boost/iostreams/stream.hpp>
  13 #ifdef USE_SSL
  14 #include <boost/asio/ssl.hpp>
  15 typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
  16 #endif
  17 #include "json/json_spirit_reader_template.h"
  18 #include "json/json_spirit_writer_template.h"
  19 #include "json/json_spirit_utils.h"
  20 #define printf OutputDebugStringF
  21 // MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
  22 // precompiled in headers.h.  The problem might be when the pch file goes over
  23 // a certain size around 145MB.  If we need access to json_spirit outside this
  24 // file, we could use the compiled json_spirit option.
  25
  26 using namespace std;
  27 using namespace boost;
  28 using namespace boost::asio;
  29 using namespace json_spirit;
  30
  31 void ThreadRPCServer2(void* parg);
  32 typedef Value(*rpcfn_type)(const Array& params, bool fHelp);
  33 extern map<string, rpcfn_type> mapCallTable;
  34
  35
  36 Object JSONRPCError(int code, const string& message)
  37 {
  38     Object error;
  39     error.push_back(Pair("code", code));
  40     error.push_back(Pair("message", message));
  41     return error;
  42 }
  43
  44
  45 void PrintConsole(const char* format, ...)
  46 {
  47     char buffer[50000];
  48     int limit = sizeof(buffer);
  49     va_list arg_ptr;
  50     va_start(arg_ptr, format);
  51     int ret = _vsnprintf(buffer, limit, format, arg_ptr);
  52     va_end(arg_ptr);
  53     if (ret < 0 || ret >= limit)
  54     {
  55         ret = limit - 1;
  56         buffer[limit-1] = 0;
  57     }
  58     printf("%s", buffer);
  59 #if defined(__WXMSW__) && defined(GUI)
  60     MyMessageBox(buffer, "Bitcoin", wxOK | wxICON_EXCLAMATION);
  61 #else
  62     fprintf(stdout, "%s", buffer);
  63 #endif
  64 }
  65
  66
  67 int64 AmountFromValue(const Value& value)
  68 {
  69     double dAmount = value.get_real();
  70     if (dAmount <= 0.0 || dAmount > 21000000.0)
  71         throw JSONRPCError(-3, "Invalid amount");
  72     int64 nAmount = roundint64(dAmount * COIN);
  73     if (!MoneyRange(nAmount))
  74         throw JSONRPCError(-3, "Invalid amount");
  75     return nAmount;
  76 }
  77
  78 Value ValueFromAmount(int64 amount)
  79 {
  80     return (double)amount / (double)COIN;
  81 }
  82
  83 void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
  84 {
  85     entry.push_back(Pair("confirmations", wtx.GetDepthInMainChain()));
  86     entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
  87     entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
  88     BOOST_FOREACH(const PAIRTYPE(string,string)& item, wtx.mapValue)
  89         entry.push_back(Pair(item.first, item.second));
  90 }
  91
  92 string AccountFromValue(const Value& value)
  93 {
  94     string strAccount = value.get_str();
  95     if (strAccount == "*")
  96         throw JSONRPCError(-11, "Invalid account name");
  97     return strAccount;
  98 }
  99
 100
 101
 102 ///
 103 /// Note: This interface may still be subject to change.
 104 ///
 105
 106
 107 Value help(const Array& params, bool fHelp)
 108 {
 109     if (fHelp || params.size() > 1)
 110         throw runtime_error(
 111             "help [command]\n"
 112             "List commands, or get help for a command.");
 113
 114     string strCommand;
 115     if (params.size() > 0)
 116         strCommand = params[0].get_str();
 117
 118     string strRet;
 119     set<rpcfn_type> setDone;
 120     for (map<string, rpcfn_type>::iterator mi = mapCallTable.begin(); mi != mapCallTable.end(); ++mi)
 121     {
 122         string strMethod = (*mi).first;
 123         // We already filter duplicates, but these deprecated screw up the sort order
 124         if (strMethod == "getamountreceived" ||
 125             strMethod == "getallreceived" ||
 126             (strMethod.find("label") != string::npos))
 127             continue;
 128         if (strCommand != "" && strMethod != strCommand)
 129             continue;
 130         try
 131         {
 132             Array params;
 133             rpcfn_type pfn = (*mi).second;
 134             if (setDone.insert(pfn).second)
 135                 (*pfn)(params, true);
 136         }
 137         catch (std::exception& e)
 138         {
 139             // Help text is returned in an exception
 140             string strHelp = string(e.what());
 141             if (strCommand == "")
 142                 if (strHelp.find('\n') != -1)
 143                     strHelp = strHelp.substr(0, strHelp.find('\n'));
 144             strRet += strHelp + "\n";
 145         }
 146     }
 147     if (strRet == "")
 148         strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
 149     strRet = strRet.substr(0,strRet.size()-1);
 150     return strRet;
 151 }
 152
 153
 154 Value stop(const Array& params, bool fHelp)
 155 {
 156     if (fHelp || params.size() != 0)
 157         throw runtime_error(
 158             "stop\n"
 159             "Stop bitcoin server.");
 160
 161     // Shutdown will take long enough that the response should get back
 162     CreateThread(Shutdown, NULL);
 163     return "bitcoin server stopping";
 164 }
 165
 166
 167 Value getblockcount(const Array& params, bool fHelp)
 168 {
 169     if (fHelp || params.size() != 0)
 170         throw runtime_error(
 171             "getblockcount\n"
 172             "Returns the number of blocks in the longest block chain.");
 173
 174     return nBestHeight;
 175 }
 176
 177
 178 Value getblocknumber(const Array& params, bool fHelp)
 179 {
 180     if (fHelp || params.size() != 0)
 181         throw runtime_error(
 182             "getblocknumber\n"
 183             "Returns the block number of the latest block in the longest block chain.");
 184
 185     return nBestHeight;
 186 }
 187
 188
 189 Value getconnectioncount(const Array& params, bool fHelp)
 190 {
 191     if (fHelp || params.size() != 0)
 192         throw runtime_error(
 193             "getconnectioncount\n"
 194             "Returns the number of connections to other nodes.");
 195
 196     return (int)vNodes.size();
 197 }
 198
 199
 200 double GetDifficulty()
 201 {
 202     // Floating point number that is a multiple of the minimum difficulty,
 203     // minimum difficulty = 1.0.
 204     if (pindexBest == NULL)
 205         return 1.0;
 206     int nShift = 256 - 32 - 31; // to fit in a uint
 207     double dMinimum = (CBigNum().SetCompact(bnProofOfWorkLimit.GetCompact()) >> nShift).getuint();
 208     double dCurrently = (CBigNum().SetCompact(pindexBest->nBits) >> nShift).getuint();
 209     return dMinimum / dCurrently;
 210 }
 211
 212 Value getdifficulty(const Array& params, bool fHelp)
 213 {
 214     if (fHelp || params.size() != 0)
 215         throw runtime_error(
 216             "getdifficulty\n"
 217             "Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
 218
 219     return GetDifficulty();
 220 }
 221
 222
 223 Value getgenerate(const Array& params, bool fHelp)
 224 {
 225     if (fHelp || params.size() != 0)
 226         throw runtime_error(
 227             "getgenerate\n"
 228             "Returns true or false.");
 229
 230     return (bool)fGenerateBitcoins;
 231 }
 232
 233
 234 Value setgenerate(const Array& params, bool fHelp)
 235 {
 236     if (fHelp || params.size() < 1 || params.size() > 2)
 237         throw runtime_error(
 238             "setgenerate <generate> [genproclimit]\n"
 239             "<generate> is true or false to turn generation on or off.\n"
 240             "Generation is limited to [genproclimit] processors, -1 is unlimited.");
 241
 242     bool fGenerate = true;
 243     if (params.size() > 0)
 244         fGenerate = params[0].get_bool();
 245
 246     if (params.size() > 1)
 247     {
 248         int nGenProcLimit = params[1].get_int();
 249         fLimitProcessors = (nGenProcLimit != -1);
 250         CWalletDB().WriteSetting("fLimitProcessors", fLimitProcessors);
 251         if (nGenProcLimit != -1)
 252             CWalletDB().WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
 253         if (nGenProcLimit == 0)
 254             fGenerate = false;
 255     }
 256
 257     GenerateBitcoins(fGenerate);
 258     return Value::null;
 259 }
 260
 261
 262 Value gethashespersec(const Array& params, bool fHelp)
 263 {
 264     if (fHelp || params.size() != 0)
 265         throw runtime_error(
 266             "gethashespersec\n"
 267             "Returns a recent hashes per second performance measurement while generating.");
 268
 269     if (GetTimeMillis() - nHPSTimerStart > 8000)
 270         return (boost::int64_t)0;
 271     return (boost::int64_t)dHashesPerSec;
 272 }
 273
 274
 275 Value getinfo(const Array& params, bool fHelp)
 276 {
 277     if (fHelp || params.size() != 0)
 278         throw runtime_error(
 279             "getinfo\n"
 280             "Returns an object containing various state info.");
 281
 282     Object obj;
 283     obj.push_back(Pair("version",       (int)VERSION));
 284     obj.push_back(Pair("balance",       ValueFromAmount(GetBalance())));
 285     obj.push_back(Pair("blocks",        (int)nBestHeight));
 286     obj.push_back(Pair("connections",   (int)vNodes.size()));
 287     obj.push_back(Pair("proxy",         (fUseProxy ? addrProxy.ToStringIPPort() : string())));
 288     obj.push_back(Pair("generate",      (bool)fGenerateBitcoins));
 289     obj.push_back(Pair("genproclimit",  (int)(fLimitProcessors ? nLimitProcessors : -1)));
 290     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
 291     obj.push_back(Pair("hashespersec",  gethashespersec(params, false)));
 292     obj.push_back(Pair("testnet",       fTestNet));
 293     obj.push_back(Pair("keypoololdest", (boost::int64_t)GetOldestKeyPoolTime()));
 294     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
 295     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
 296     return obj;
 297 }
 298
 299
 300 Value getnewaddress(const Array& params, bool fHelp)
 301 {
 302     if (fHelp || params.size() > 1)
 303         throw runtime_error(
 304             "getnewaddress [account]\n"
 305             "Returns a new bitcoin address for receiving payments.  "
 306             "If [account] is specified (recommended), it is added to the address book "
 307             "so payments received with the address will be credited to [account].");
 308
 309     // Parse the account first so we don't generate a key if there's an error
 310     string strAccount;
 311     if (params.size() > 0)
 312         strAccount = AccountFromValue(params[0]);
 313
 314     // Generate a new key that is added to wallet
 315     string strAddress = PubKeyToAddress(GetKeyFromKeyPool());
 316
 317     SetAddressBookName(strAddress, strAccount);
 318     return strAddress;
 319 }
 320
 321
 322 // requires cs_main, cs_mapWallet locks
 323 string GetAccountAddress(string strAccount, bool bForceNew=false)
 324 {
 325     string strAddress;
 326
 327     CWalletDB walletdb;
 328     walletdb.TxnBegin();
 329
 330     CAccount account;
 331     walletdb.ReadAccount(strAccount, account);
 332
 333     // Check if the current key has been used
 334     if (!account.vchPubKey.empty())
 335     {
 336         CScript scriptPubKey;
 337         scriptPubKey.SetBitcoinAddress(account.vchPubKey);
 338         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin();
 339              it != mapWallet.end() && !account.vchPubKey.empty();
 340              ++it)
 341         {
 342             const CWalletTx& wtx = (*it).second;
 343             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 344                 if (txout.scriptPubKey == scriptPubKey)
 345                     account.vchPubKey.clear();
 346         }
 347     }
 348
 349     // Generate a new key
 350     if (account.vchPubKey.empty() || bForceNew)
 351     {
 352         account.vchPubKey = GetKeyFromKeyPool();
 353         string strAddress = PubKeyToAddress(account.vchPubKey);
 354         SetAddressBookName(strAddress, strAccount);
 355         walletdb.WriteAccount(strAccount, account);
 356     }
 357
 358     walletdb.TxnCommit();
 359     strAddress = PubKeyToAddress(account.vchPubKey);
 360
 361     return strAddress;
 362 }
 363
 364 Value getaccountaddress(const Array& params, bool fHelp)
 365 {
 366     if (fHelp || params.size() != 1)
 367         throw runtime_error(
 368             "getaccountaddress <account>\n"
 369             "Returns the current bitcoin address for receiving payments to this account.");
 370
 371     // Parse the account first so we don't generate a key if there's an error
 372     string strAccount = AccountFromValue(params[0]);
 373
 374     Value ret;
 375
 376     CRITICAL_BLOCK(cs_main)
 377     CRITICAL_BLOCK(cs_mapWallet)
 378     {
 379         ret = GetAccountAddress(strAccount);
 380     }
 381
 382     return ret;
 383 }
 384
 385
 386
 387 Value setaccount(const Array& params, bool fHelp)
 388 {
 389     if (fHelp || params.size() < 1 || params.size() > 2)
 390         throw runtime_error(
 391             "setaccount <bitcoinaddress> <account>\n"
 392             "Sets the account associated with the given address.");
 393
 394     string strAddress = params[0].get_str();
 395     uint160 hash160;
 396     bool isValid = AddressToHash160(strAddress, hash160);
 397     if (!isValid)
 398         throw JSONRPCError(-5, "Invalid bitcoin address");
 399
 400
 401     string strAccount;
 402     if (params.size() > 1)
 403         strAccount = AccountFromValue(params[1]);
 404
 405     // Detect when changing the account of an address that is the 'unused current key' of another account:
 406     CRITICAL_BLOCK(cs_main)
 407     CRITICAL_BLOCK(cs_mapWallet)
 408     CRITICAL_BLOCK(cs_mapAddressBook)
 409     {
 410         if (mapAddressBook.count(strAddress))
 411         {
 412             string strOldAccount = mapAddressBook[strAddress];
 413             if (strAddress == GetAccountAddress(strOldAccount))
 414                 GetAccountAddress(strOldAccount, true);
 415         }
 416     }
 417
 418     SetAddressBookName(strAddress, strAccount);
 419     return Value::null;
 420 }
 421
 422
 423 Value getaccount(const Array& params, bool fHelp)
 424 {
 425     if (fHelp || params.size() != 1)
 426         throw runtime_error(
 427             "getaccount <bitcoinaddress>\n"
 428             "Returns the account associated with the given address.");
 429
 430     string strAddress = params[0].get_str();
 431
 432     string strAccount;
 433     CRITICAL_BLOCK(cs_mapAddressBook)
 434     {
 435         map<string, string>::iterator mi = mapAddressBook.find(strAddress);
 436         if (mi != mapAddressBook.end() && !(*mi).second.empty())
 437             strAccount = (*mi).second;
 438     }
 439     return strAccount;
 440 }
 441
 442
 443 Value getaddressesbyaccount(const Array& params, bool fHelp)
 444 {
 445     if (fHelp || params.size() != 1)
 446         throw runtime_error(
 447             "getaddressesbyaccount <account>\n"
 448             "Returns the list of addresses for the given account.");
 449
 450     string strAccount = AccountFromValue(params[0]);
 451
 452     // Find all addresses that have the given account
 453     Array ret;
 454     CRITICAL_BLOCK(cs_mapAddressBook)
 455     {
 456         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 457         {
 458             const string& strAddress = item.first;
 459             const string& strName = item.second;
 460             if (strName == strAccount)
 461             {
 462                 // We're only adding valid bitcoin addresses and not ip addresses
 463                 CScript scriptPubKey;
 464                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 465                     ret.push_back(strAddress);
 466             }
 467         }
 468     }
 469     return ret;
 470 }
 471
 472 Value settxfee(const Array& params, bool fHelp)
 473 {
 474     if (fHelp || params.size() < 1 || params.size() > 1)
 475         throw runtime_error(
 476             "settxfee <amount>\n"
 477             "<amount> is a real and is rounded to the nearest 0.00000001");
 478
 479     // Amount
 480     int64 nAmount = 0;
 481     if (params[0].get_real() != 0.0)
 482         nAmount = AmountFromValue(params[0]);        // rejects 0.0 amounts
 483
 484     nTransactionFee = nAmount;
 485     return true;
 486 }
 487
 488 Value sendtoaddress(const Array& params, bool fHelp)
 489 {
 490     if (fHelp || params.size() < 2 || params.size() > 4)
 491         throw runtime_error(
 492             "sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
 493             "<amount> is a real and is rounded to the nearest 0.00000001");
 494
 495     string strAddress = params[0].get_str();
 496
 497     // Amount
 498     int64 nAmount = AmountFromValue(params[1]);
 499
 500     // Wallet comments
 501     CWalletTx wtx;
 502     if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
 503         wtx.mapValue["comment"] = params[2].get_str();
 504     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 505         wtx.mapValue["to"]      = params[3].get_str();
 506
 507     CRITICAL_BLOCK(cs_main)
 508     {
 509         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 510         if (strError != "")
 511             throw JSONRPCError(-4, strError);
 512     }
 513
 514     return wtx.GetHash().GetHex();
 515 }
 516
 517
 518 Value getreceivedbyaddress(const Array& params, bool fHelp)
 519 {
 520     if (fHelp || params.size() < 1 || params.size() > 2)
 521         throw runtime_error(
 522             "getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
 523             "Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
 524
 525     // Bitcoin address
 526     string strAddress = params[0].get_str();
 527     CScript scriptPubKey;
 528     if (!scriptPubKey.SetBitcoinAddress(strAddress))
 529         throw JSONRPCError(-5, "Invalid bitcoin address");
 530     if (!IsMine(scriptPubKey))
 531         return (double)0.0;
 532
 533     // Minimum confirmations
 534     int nMinDepth = 1;
 535     if (params.size() > 1)
 536         nMinDepth = params[1].get_int();
 537
 538     // Tally
 539     int64 nAmount = 0;
 540     CRITICAL_BLOCK(cs_mapWallet)
 541     {
 542         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 543         {
 544             const CWalletTx& wtx = (*it).second;
 545             if (wtx.IsCoinBase() || !wtx.IsFinal())
 546                 continue;
 547
 548             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 549                 if (txout.scriptPubKey == scriptPubKey)
 550                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 551                         nAmount += txout.nValue;
 552         }
 553     }
 554
 555     return  ValueFromAmount(nAmount);
 556 }
 557
 558
 559 void GetAccountPubKeys(string strAccount, set<CScript>& setPubKey)
 560 {
 561     CRITICAL_BLOCK(cs_mapAddressBook)
 562     {
 563         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 564         {
 565             const string& strAddress = item.first;
 566             const string& strName = item.second;
 567             if (strName == strAccount)
 568             {
 569                 // We're only counting our own valid bitcoin addresses and not ip addresses
 570                 CScript scriptPubKey;
 571                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 572                     if (IsMine(scriptPubKey))
 573                         setPubKey.insert(scriptPubKey);
 574             }
 575         }
 576     }
 577 }
 578
 579
 580 Value getreceivedbyaccount(const Array& params, bool fHelp)
 581 {
 582     if (fHelp || params.size() < 1 || params.size() > 2)
 583         throw runtime_error(
 584             "getreceivedbyaccount <account> [minconf=1]\n"
 585             "Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
 586
 587     // Minimum confirmations
 588     int nMinDepth = 1;
 589     if (params.size() > 1)
 590         nMinDepth = params[1].get_int();
 591
 592     // Get the set of pub keys that have the label
 593     string strAccount = AccountFromValue(params[0]);
 594     set<CScript> setPubKey;
 595     GetAccountPubKeys(strAccount, setPubKey);
 596
 597     // Tally
 598     int64 nAmount = 0;
 599     CRITICAL_BLOCK(cs_mapWallet)
 600     {
 601         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 602         {
 603             const CWalletTx& wtx = (*it).second;
 604             if (wtx.IsCoinBase() || !wtx.IsFinal())
 605                 continue;
 606
 607             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 608                 if (setPubKey.count(txout.scriptPubKey))
 609                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 610                         nAmount += txout.nValue;
 611         }
 612     }
 613
 614     return (double)nAmount / (double)COIN;
 615 }
 616
 617
 618 int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
 619 {
 620     int64 nBalance = 0;
 621     CRITICAL_BLOCK(cs_mapWallet)
 622     {
 623         // Tally wallet transactions
 624         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 625         {
 626             const CWalletTx& wtx = (*it).second;
 627             if (!wtx.IsFinal())
 628                 continue;
 629
 630             int64 nGenerated, nReceived, nSent, nFee;
 631             wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
 632
 633             if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
 634                 nBalance += nReceived;
 635             nBalance += nGenerated - nSent - nFee;
 636         }
 637
 638         // Tally internal accounting entries
 639         nBalance += walletdb.GetAccountCreditDebit(strAccount);
 640     }
 641
 642     return nBalance;
 643 }
 644
 645 int64 GetAccountBalance(const string& strAccount, int nMinDepth)
 646 {
 647     CWalletDB walletdb;
 648     return GetAccountBalance(walletdb, strAccount, nMinDepth);
 649 }
 650
 651
 652 Value getbalance(const Array& params, bool fHelp)
 653 {
 654     if (fHelp || params.size() < 0 || params.size() > 2)
 655         throw runtime_error(
 656             "getbalance [account] [minconf=1]\n"
 657             "If [account] is not specified, returns the server's total available balance.\n"
 658             "If [account] is specified, returns the balance in the account.");
 659
 660     if (params.size() == 0)
 661         return  ValueFromAmount(GetBalance());
 662
 663     int nMinDepth = 1;
 664     if (params.size() > 1)
 665         nMinDepth = params[1].get_int();
 666
 667     if (params[0].get_str() == "*") {
 668         // Calculate total balance a different way from GetBalance()
 669         // (GetBalance() sums up all unspent TxOuts)
 670         // getbalance and getbalance '*' should always return the same number.
 671         int64 nBalance = 0;
 672         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 673         {
 674             const CWalletTx& wtx = (*it).second;
 675             if (!wtx.IsFinal())
 676                 continue;
 677
 678             int64 allGeneratedImmature, allGeneratedMature, allFee;
 679             allGeneratedImmature = allGeneratedMature = allFee = 0;
 680             string strSentAccount;
 681             list<pair<string, int64> > listReceived;
 682             list<pair<string, int64> > listSent;
 683             wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
 684             if (wtx.GetDepthInMainChain() >= nMinDepth)
 685                 BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listReceived)
 686                     nBalance += r.second;
 687             BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listSent)
 688                 nBalance -= r.second;
 689             nBalance -= allFee;
 690             nBalance += allGeneratedMature;
 691         }
 692         return  ValueFromAmount(nBalance);
 693     }
 694
 695     string strAccount = AccountFromValue(params[0]);
 696
 697     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 698
 699     return ValueFromAmount(nBalance);
 700 }
 701
 702
 703 Value movecmd(const Array& params, bool fHelp)
 704 {
 705     if (fHelp || params.size() < 3 || params.size() > 5)
 706         throw runtime_error(
 707             "move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
 708             "Move from one account in your wallet to another.");
 709
 710     string strFrom = AccountFromValue(params[0]);
 711     string strTo = AccountFromValue(params[1]);
 712     int64 nAmount = AmountFromValue(params[2]);
 713     int nMinDepth = 1;
 714     if (params.size() > 3)
 715         nMinDepth = params[3].get_int();
 716     string strComment;
 717     if (params.size() > 4)
 718         strComment = params[4].get_str();
 719
 720     CRITICAL_BLOCK(cs_mapWallet)
 721     {
 722         CWalletDB walletdb;
 723         walletdb.TxnBegin();
 724
 725         int64 nNow = GetAdjustedTime();
 726
 727         // Debit
 728         CAccountingEntry debit;
 729         debit.strAccount = strFrom;
 730         debit.nCreditDebit = -nAmount;
 731         debit.nTime = nNow;
 732         debit.strOtherAccount = strTo;
 733         debit.strComment = strComment;
 734         walletdb.WriteAccountingEntry(debit);
 735
 736         // Credit
 737         CAccountingEntry credit;
 738         credit.strAccount = strTo;
 739         credit.nCreditDebit = nAmount;
 740         credit.nTime = nNow;
 741         credit.strOtherAccount = strFrom;
 742         credit.strComment = strComment;
 743         walletdb.WriteAccountingEntry(credit);
 744
 745         walletdb.TxnCommit();
 746     }
 747     return true;
 748 }
 749
 750
 751 Value sendfrom(const Array& params, bool fHelp)
 752 {
 753     if (fHelp || params.size() < 3 || params.size() > 6)
 754         throw runtime_error(
 755             "sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 756             "<amount> is a real and is rounded to the nearest 0.00000001");
 757
 758     string strAccount = AccountFromValue(params[0]);
 759     string strAddress = params[1].get_str();
 760     int64 nAmount = AmountFromValue(params[2]);
 761     int nMinDepth = 1;
 762     if (params.size() > 3)
 763         nMinDepth = params[3].get_int();
 764
 765     CWalletTx wtx;
 766     wtx.strFromAccount = strAccount;
 767     if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
 768         wtx.mapValue["comment"] = params[4].get_str();
 769     if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
 770         wtx.mapValue["to"]      = params[5].get_str();
 771
 772     CRITICAL_BLOCK(cs_main)
 773     CRITICAL_BLOCK(cs_mapWallet)
 774     {
 775         // Check funds
 776         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 777         if (nAmount > nBalance)
 778             throw JSONRPCError(-6, "Account has insufficient funds");
 779
 780         // Send
 781         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 782         if (strError != "")
 783             throw JSONRPCError(-4, strError);
 784     }
 785
 786     return wtx.GetHash().GetHex();
 787 }
 788
 789 Value sendmany(const Array& params, bool fHelp)
 790 {
 791     if (fHelp || params.size() < 2 || params.size() > 4)
 792         throw runtime_error(
 793             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 794             "amounts are double-precision floating point numbers");
 795
 796     string strAccount = AccountFromValue(params[0]);
 797     Object sendTo = params[1].get_obj();
 798     int nMinDepth = 1;
 799     if (params.size() > 2)
 800         nMinDepth = params[2].get_int();
 801
 802     CWalletTx wtx;
 803     wtx.strFromAccount = strAccount;
 804     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 805         wtx.mapValue["comment"] = params[3].get_str();
 806
 807     set<string> setAddress;
 808     vector<pair<CScript, int64> > vecSend;
 809
 810     int64 totalAmount = 0;
 811     BOOST_FOREACH(const Pair& s, sendTo)
 812     {
 813         uint160 hash160;
 814         string strAddress = s.name_;
 815
 816         if (setAddress.count(strAddress))
 817             throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+strAddress);
 818         setAddress.insert(strAddress);
 819
 820         CScript scriptPubKey;
 821         if (!scriptPubKey.SetBitcoinAddress(strAddress))
 822             throw JSONRPCError(-5, string("Invalid bitcoin address:")+strAddress);
 823         int64 nAmount = AmountFromValue(s.value_);
 824         totalAmount += nAmount;
 825
 826         vecSend.push_back(make_pair(scriptPubKey, nAmount));
 827     }
 828
 829     CRITICAL_BLOCK(cs_main)
 830     CRITICAL_BLOCK(cs_mapWallet)
 831     {
 832         // Check funds
 833         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 834         if (totalAmount > nBalance)
 835             throw JSONRPCError(-6, "Account has insufficient funds");
 836
 837         // Send
 838         CReserveKey keyChange;
 839         int64 nFeeRequired = 0;
 840         bool fCreated = CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
 841         if (!fCreated)
 842         {
 843             if (totalAmount + nFeeRequired > GetBalance())
 844                 throw JSONRPCError(-6, "Insufficient funds");
 845             throw JSONRPCError(-4, "Transaction creation failed");
 846         }
 847         if (!CommitTransaction(wtx, keyChange))
 848             throw JSONRPCError(-4, "Transaction commit failed");
 849     }
 850
 851     return wtx.GetHash().GetHex();
 852 }
 853
 854
 855 struct tallyitem
 856 {
 857     int64 nAmount;
 858     int nConf;
 859     tallyitem()
 860     {
 861         nAmount = 0;
 862         nConf = INT_MAX;
 863     }
 864 };
 865
 866 Value ListReceived(const Array& params, bool fByAccounts)
 867 {
 868     // Minimum confirmations
 869     int nMinDepth = 1;
 870     if (params.size() > 0)
 871         nMinDepth = params[0].get_int();
 872
 873     // Whether to include empty accounts
 874     bool fIncludeEmpty = false;
 875     if (params.size() > 1)
 876         fIncludeEmpty = params[1].get_bool();
 877
 878     // Tally
 879     map<uint160, tallyitem> mapTally;
 880     CRITICAL_BLOCK(cs_mapWallet)
 881     {
 882         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 883         {
 884             const CWalletTx& wtx = (*it).second;
 885             if (wtx.IsCoinBase() || !wtx.IsFinal())
 886                 continue;
 887
 888             int nDepth = wtx.GetDepthInMainChain();
 889             if (nDepth < nMinDepth)
 890                 continue;
 891
 892             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 893             {
 894                 // Only counting our own bitcoin addresses and not ip addresses
 895                 uint160 hash160 = txout.scriptPubKey.GetBitcoinAddressHash160();
 896                 if (hash160 == 0 || !mapPubKeys.count(hash160)) // IsMine
 897                     continue;
 898
 899                 tallyitem& item = mapTally[hash160];
 900                 item.nAmount += txout.nValue;
 901                 item.nConf = min(item.nConf, nDepth);
 902             }
 903         }
 904     }
 905
 906     // Reply
 907     Array ret;
 908     map<string, tallyitem> mapAccountTally;
 909     CRITICAL_BLOCK(cs_mapAddressBook)
 910     {
 911         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 912         {
 913             const string& strAddress = item.first;
 914             const string& strAccount = item.second;
 915             uint160 hash160;
 916             if (!AddressToHash160(strAddress, hash160))
 917                 continue;
 918             map<uint160, tallyitem>::iterator it = mapTally.find(hash160);
 919             if (it == mapTally.end() && !fIncludeEmpty)
 920                 continue;
 921
 922             int64 nAmount = 0;
 923             int nConf = INT_MAX;
 924             if (it != mapTally.end())
 925             {
 926                 nAmount = (*it).second.nAmount;
 927                 nConf = (*it).second.nConf;
 928             }
 929
 930             if (fByAccounts)
 931             {
 932                 tallyitem& item = mapAccountTally[strAccount];
 933                 item.nAmount += nAmount;
 934                 item.nConf = min(item.nConf, nConf);
 935             }
 936             else
 937             {
 938                 Object obj;
 939                 obj.push_back(Pair("address",       strAddress));
 940                 obj.push_back(Pair("account",       strAccount));
 941                 obj.push_back(Pair("label",         strAccount)); // deprecated
 942                 obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 943                 obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 944                 ret.push_back(obj);
 945             }
 946         }
 947     }
 948
 949     if (fByAccounts)
 950     {
 951         for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
 952         {
 953             int64 nAmount = (*it).second.nAmount;
 954             int nConf = (*it).second.nConf;
 955             Object obj;
 956             obj.push_back(Pair("account",       (*it).first));
 957             obj.push_back(Pair("label",         (*it).first)); // deprecated
 958             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 959             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 960             ret.push_back(obj);
 961         }
 962     }
 963
 964     return ret;
 965 }
 966
 967 Value listreceivedbyaddress(const Array& params, bool fHelp)
 968 {
 969     if (fHelp || params.size() > 2)
 970         throw runtime_error(
 971             "listreceivedbyaddress [minconf=1] [includeempty=false]\n"
 972             "[minconf] is the minimum number of confirmations before payments are included.\n"
 973             "[includeempty] whether to include addresses that haven't received any payments.\n"
 974             "Returns an array of objects containing:\n"
 975             "  \"address\" : receiving address\n"
 976             "  \"account\" : the account of the receiving address\n"
 977             "  \"amount\" : total amount received by the address\n"
 978             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 979
 980     return ListReceived(params, false);
 981 }
 982
 983 Value listreceivedbyaccount(const Array& params, bool fHelp)
 984 {
 985     if (fHelp || params.size() > 2)
 986         throw runtime_error(
 987             "listreceivedbyaccount [minconf=1] [includeempty=false]\n"
 988             "[minconf] is the minimum number of confirmations before payments are included.\n"
 989             "[includeempty] whether to include accounts that haven't received any payments.\n"
 990             "Returns an array of objects containing:\n"
 991             "  \"account\" : the account of the receiving addresses\n"
 992             "  \"amount\" : total amount received by addresses with this account\n"
 993             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 994
 995     return ListReceived(params, true);
 996 }
 997
 998 void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
 999 {
1000     int64 nGeneratedImmature, nGeneratedMature, nFee;
1001     string strSentAccount;
1002     list<pair<string, int64> > listReceived;
1003     list<pair<string, int64> > listSent;
1004     wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1005
1006     bool fAllAccounts = (strAccount == string("*"));
1007
1008     // Generated blocks assigned to account ""
1009     if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
1010     {
1011         Object entry;
1012         entry.push_back(Pair("account", string("")));
1013         if (nGeneratedImmature)
1014         {
1015             entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
1016             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
1017         }
1018         else
1019         {
1020             entry.push_back(Pair("category", "generate"));
1021             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
1022         }
1023         if (fLong)
1024             WalletTxToJSON(wtx, entry);
1025         ret.push_back(entry);
1026     }
1027
1028     // Sent
1029     if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
1030     {
1031         BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1032         {
1033             Object entry;
1034             entry.push_back(Pair("account", strSentAccount));
1035             entry.push_back(Pair("address", s.first));
1036             entry.push_back(Pair("category", "send"));
1037             entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
1038             entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
1039             if (fLong)
1040                 WalletTxToJSON(wtx, entry);
1041             ret.push_back(entry);
1042         }
1043     }
1044
1045     // Received
1046     if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
1047         CRITICAL_BLOCK(cs_mapAddressBook)
1048         {
1049             BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1050             {
1051                 string account;
1052                 if (mapAddressBook.count(r.first))
1053                     account = mapAddressBook[r.first];
1054                 if (fAllAccounts || (account == strAccount))
1055                 {
1056                     Object entry;
1057                     entry.push_back(Pair("account", account));
1058                     entry.push_back(Pair("address", r.first));
1059                     entry.push_back(Pair("category", "receive"));
1060                     entry.push_back(Pair("amount", ValueFromAmount(r.second)));
1061                     if (fLong)
1062                         WalletTxToJSON(wtx, entry);
1063                     ret.push_back(entry);
1064                 }
1065             }
1066         }
1067
1068 }
1069
1070 void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
1071 {
1072     bool fAllAccounts = (strAccount == string("*"));
1073
1074     if (fAllAccounts || acentry.strAccount == strAccount)
1075     {
1076         Object entry;
1077         entry.push_back(Pair("account", acentry.strAccount));
1078         entry.push_back(Pair("category", "move"));
1079         entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
1080         entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
1081         entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
1082         entry.push_back(Pair("comment", acentry.strComment));
1083         ret.push_back(entry);
1084     }
1085 }
1086
1087 Value listtransactions(const Array& params, bool fHelp)
1088 {
1089     if (fHelp || params.size() > 3)
1090         throw runtime_error(
1091             "listtransactions [account] [count=10] [from=0]\n"
1092             "Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
1093
1094     string strAccount = "*";
1095     if (params.size() > 0)
1096         strAccount = params[0].get_str();
1097     int nCount = 10;
1098     if (params.size() > 1)
1099         nCount = params[1].get_int();
1100     int nFrom = 0;
1101     if (params.size() > 2)
1102         nFrom = params[2].get_int();
1103
1104     Array ret;
1105     CWalletDB walletdb;
1106
1107     CRITICAL_BLOCK(cs_mapWallet)
1108     {
1109         // Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
1110         typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
1111         typedef multimap<int64, TxPair > TxItems;
1112         TxItems txByTime;
1113
1114         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1115         {
1116             CWalletTx* wtx = &((*it).second);
1117             txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
1118         }
1119         list<CAccountingEntry> acentries;
1120         walletdb.ListAccountCreditDebit(strAccount, acentries);
1121         BOOST_FOREACH(CAccountingEntry& entry, acentries)
1122         {
1123             txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
1124         }
1125
1126         // Now: iterate backwards until we have nCount items to return:
1127         TxItems::reverse_iterator it = txByTime.rbegin();
1128         for (std::advance(it, nFrom); it != txByTime.rend(); ++it)
1129         {
1130             CWalletTx *const pwtx = (*it).second.first;
1131             if (pwtx != 0)
1132                 ListTransactions(*pwtx, strAccount, 0, true, ret);
1133             CAccountingEntry *const pacentry = (*it).second.second;
1134             if (pacentry != 0)
1135                 AcentryToJSON(*pacentry, strAccount, ret);
1136
1137             if (ret.size() >= nCount) break;
1138         }
1139         // ret is now newest to oldest
1140     }
1141
1142     // Make sure we return only last nCount items (sends-to-self might give us an extra):
1143     if (ret.size() > nCount)
1144     {
1145         Array::iterator last = ret.begin();
1146         std::advance(last, nCount);
1147         ret.erase(last, ret.end());
1148     }
1149     std::reverse(ret.begin(), ret.end()); // oldest to newest
1150
1151     return ret;
1152 }
1153
1154 Value listaccounts(const Array& params, bool fHelp)
1155 {
1156     if (fHelp || params.size() > 1)
1157         throw runtime_error(
1158             "listaccounts [minconf=1]\n"
1159             "Returns Object that has account names as keys, account balances as values.");
1160
1161     int nMinDepth = 1;
1162     if (params.size() > 0)
1163         nMinDepth = params[0].get_int();
1164
1165     map<string, int64> mapAccountBalances;
1166     CRITICAL_BLOCK(cs_mapWallet)
1167     CRITICAL_BLOCK(cs_mapAddressBook)
1168     {
1169         BOOST_FOREACH(const PAIRTYPE(string, string)& entry, mapAddressBook) {
1170             uint160 hash160;
1171             if(AddressToHash160(entry.first, hash160) && mapPubKeys.count(hash160)) // This address belongs to me
1172                 mapAccountBalances[entry.second] = 0;
1173         }
1174
1175         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1176         {
1177             const CWalletTx& wtx = (*it).second;
1178             int64 nGeneratedImmature, nGeneratedMature, nFee;
1179             string strSentAccount;
1180             list<pair<string, int64> > listReceived;
1181             list<pair<string, int64> > listSent;
1182             wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1183             mapAccountBalances[strSentAccount] -= nFee;
1184             BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1185                 mapAccountBalances[strSentAccount] -= s.second;
1186             if (wtx.GetDepthInMainChain() >= nMinDepth)
1187             {
1188                 mapAccountBalances[""] += nGeneratedMature;
1189                 BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1190                     if (mapAddressBook.count(r.first))
1191                         mapAccountBalances[mapAddressBook[r.first]] += r.second;
1192                     else
1193                         mapAccountBalances[""] += r.second;
1194             }
1195         }
1196     }
1197
1198     list<CAccountingEntry> acentries;
1199     CWalletDB().ListAccountCreditDebit("*", acentries);
1200     BOOST_FOREACH(const CAccountingEntry& entry, acentries)
1201         mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
1202
1203     Object ret;
1204     BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
1205         ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
1206     }
1207     return ret;
1208 }
1209
1210 Value gettransaction(const Array& params, bool fHelp)
1211 {
1212     if (fHelp || params.size() != 1)
1213         throw runtime_error(
1214             "gettransaction <txid>\n"
1215             "Get detailed information about <txid>");
1216
1217     uint256 hash;
1218     hash.SetHex(params[0].get_str());
1219
1220     Object entry;
1221     CRITICAL_BLOCK(cs_mapWallet)
1222     {
1223         if (!mapWallet.count(hash))
1224             throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
1225         const CWalletTx& wtx = mapWallet[hash];
1226
1227         int64 nCredit = wtx.GetCredit();
1228         int64 nDebit = wtx.GetDebit();
1229         int64 nNet = nCredit - nDebit;
1230         int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
1231
1232         entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
1233         if (wtx.IsFromMe())
1234             entry.push_back(Pair("fee", ValueFromAmount(nFee)));
1235
1236         WalletTxToJSON(mapWallet[hash], entry);
1237
1238         Array details;
1239         ListTransactions(mapWallet[hash], "*", 0, false, details);
1240         entry.push_back(Pair("details", details));
1241     }
1242
1243     return entry;
1244 }
1245
1246
1247 Value backupwallet(const Array& params, bool fHelp)
1248 {
1249     if (fHelp || params.size() != 1)
1250         throw runtime_error(
1251             "backupwallet <destination>\n"
1252             "Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
1253
1254     string strDest = params[0].get_str();
1255     BackupWallet(strDest);
1256
1257     return Value::null;
1258 }
1259
1260
1261 Value validateaddress(const Array& params, bool fHelp)
1262 {
1263     if (fHelp || params.size() != 1)
1264         throw runtime_error(
1265             "validateaddress <bitcoinaddress>\n"
1266             "Return information about <bitcoinaddress>.");
1267
1268     string strAddress = params[0].get_str();
1269     uint160 hash160;
1270     bool isValid = AddressToHash160(strAddress, hash160);
1271
1272     Object ret;
1273     ret.push_back(Pair("isvalid", isValid));
1274     if (isValid)
1275     {
1276         // Call Hash160ToAddress() so we always return current ADDRESSVERSION
1277         // version of the address:
1278         string currentAddress = Hash160ToAddress(hash160);
1279         ret.push_back(Pair("address", currentAddress));
1280         ret.push_back(Pair("ismine", (mapPubKeys.count(hash160) > 0)));
1281         CRITICAL_BLOCK(cs_mapAddressBook)
1282         {
1283             if (mapAddressBook.count(currentAddress))
1284                 ret.push_back(Pair("account", mapAddressBook[currentAddress]));
1285         }
1286     }
1287     return ret;
1288 }
1289
1290
1291 Value getwork(const Array& params, bool fHelp)
1292 {
1293     if (fHelp || params.size() > 1)
1294         throw runtime_error(
1295             "getwork [data]\n"
1296             "If [data] is not specified, returns formatted hash data to work on:\n"
1297             "  \"midstate\" : precomputed hash state after hashing the first half of the data\n"
1298             "  \"data\" : block data\n"
1299             "  \"hash1\" : formatted hash buffer for second hash\n"
1300             "  \"target\" : little endian hash target\n"
1301             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1302
1303     if (vNodes.empty())
1304         throw JSONRPCError(-9, "Bitcoin is not connected!");
1305
1306     if (IsInitialBlockDownload())
1307         throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
1308
1309     static map<uint256, pair<CBlock*, unsigned int> > mapNewBlock;
1310     static vector<CBlock*> vNewBlock;
1311     static CReserveKey reservekey;
1312
1313     if (params.size() == 0)
1314     {
1315         // Update block
1316         static unsigned int nTransactionsUpdatedLast;
1317         static CBlockIndex* pindexPrev;
1318         static int64 nStart;
1319         static CBlock* pblock;
1320         if (pindexPrev != pindexBest ||
1321             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
1322         {
1323             if (pindexPrev != pindexBest)
1324             {
1325                 // Deallocate old blocks since they're obsolete now
1326                 mapNewBlock.clear();
1327                 BOOST_FOREACH(CBlock* pblock, vNewBlock)
1328                     delete pblock;
1329                 vNewBlock.clear();
1330             }
1331             nTransactionsUpdatedLast = nTransactionsUpdated;
1332             pindexPrev = pindexBest;
1333             nStart = GetTime();
1334
1335             // Create new block
1336             pblock = CreateNewBlock(reservekey);
1337             if (!pblock)
1338                 throw JSONRPCError(-7, "Out of memory");
1339             vNewBlock.push_back(pblock);
1340         }
1341
1342         // Update nTime
1343         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1344         pblock->nNonce = 0;
1345
1346         // Update nExtraNonce
1347         static unsigned int nExtraNonce = 0;
1348         static int64 nPrevTime = 0;
1349         IncrementExtraNonce(pblock, pindexPrev, nExtraNonce, nPrevTime);
1350
1351         // Save
1352         mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, nExtraNonce);
1353
1354         // Prebuild hash buffers
1355         char pmidstate[32];
1356         char pdata[128];
1357         char phash1[64];
1358         FormatHashBuffers(pblock, pmidstate, pdata, phash1);
1359
1360         uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
1361
1362         Object result;
1363         result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate))));
1364         result.push_back(Pair("data",     HexStr(BEGIN(pdata), END(pdata))));
1365         result.push_back(Pair("hash1",    HexStr(BEGIN(phash1), END(phash1))));
1366         result.push_back(Pair("target",   HexStr(BEGIN(hashTarget), END(hashTarget))));
1367         return result;
1368     }
1369     else
1370     {
1371         // Parse parameters
1372         vector<unsigned char> vchData = ParseHex(params[0].get_str());
1373         if (vchData.size() != 128)
1374             throw JSONRPCError(-8, "Invalid parameter");
1375         CBlock* pdata = (CBlock*)&vchData[0];
1376
1377         // Byte reverse
1378         for (int i = 0; i < 128/4; i++)
1379             ((unsigned int*)pdata)[i] = CryptoPP::ByteReverse(((unsigned int*)pdata)[i]);
1380
1381         // Get saved block
1382         if (!mapNewBlock.count(pdata->hashMerkleRoot))
1383             return false;
1384         CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
1385         unsigned int nExtraNonce = mapNewBlock[pdata->hashMerkleRoot].second;
1386
1387         pblock->nTime = pdata->nTime;
1388         pblock->nNonce = pdata->nNonce;
1389         pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nBits << CBigNum(nExtraNonce);
1390         pblock->hashMerkleRoot = pblock->BuildMerkleTree();
1391
1392         return CheckWork(pblock, reservekey);
1393     }
1394 }
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406 //
1407 // Call Table
1408 //
1409
1410 pair<string, rpcfn_type> pCallTable[] =
1411 {
1412     make_pair("help",                  &help),
1413     make_pair("stop",                  &stop),
1414     make_pair("getblockcount",         &getblockcount),
1415     make_pair("getblocknumber",        &getblocknumber),
1416     make_pair("getconnectioncount",    &getconnectioncount),
1417     make_pair("getdifficulty",         &getdifficulty),
1418     make_pair("getgenerate",           &getgenerate),
1419     make_pair("setgenerate",           &setgenerate),
1420     make_pair("gethashespersec",       &gethashespersec),
1421     make_pair("getinfo",               &getinfo),
1422     make_pair("getnewaddress",         &getnewaddress),
1423     make_pair("getaccountaddress",     &getaccountaddress),
1424     make_pair("setaccount",            &setaccount),
1425     make_pair("setlabel",              &setaccount), // deprecated
1426     make_pair("getaccount",            &getaccount),
1427     make_pair("getlabel",              &getaccount), // deprecated
1428     make_pair("getaddressesbyaccount", &getaddressesbyaccount),
1429     make_pair("getaddressesbylabel",   &getaddressesbyaccount), // deprecated
1430     make_pair("sendtoaddress",         &sendtoaddress),
1431     make_pair("getamountreceived",     &getreceivedbyaddress), // deprecated, renamed to getreceivedbyaddress
1432     make_pair("getallreceived",        &listreceivedbyaddress), // deprecated, renamed to listreceivedbyaddress
1433     make_pair("getreceivedbyaddress",  &getreceivedbyaddress),
1434     make_pair("getreceivedbyaccount",  &getreceivedbyaccount),
1435     make_pair("getreceivedbylabel",    &getreceivedbyaccount), // deprecated
1436     make_pair("listreceivedbyaddress", &listreceivedbyaddress),
1437     make_pair("listreceivedbyaccount", &listreceivedbyaccount),
1438     make_pair("listreceivedbylabel",   &listreceivedbyaccount), // deprecated
1439     make_pair("backupwallet",          &backupwallet),
1440     make_pair("validateaddress",       &validateaddress),
1441     make_pair("getbalance",            &getbalance),
1442     make_pair("move",                  &movecmd),
1443     make_pair("sendfrom",              &sendfrom),
1444     make_pair("sendmany",              &sendmany),
1445     make_pair("gettransaction",        &gettransaction),
1446     make_pair("listtransactions",      &listtransactions),
1447     make_pair("getwork",               &getwork),
1448     make_pair("listaccounts",          &listaccounts),
1449     make_pair("settxfee",              &settxfee),
1450 };
1451 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
1452
1453 string pAllowInSafeMode[] =
1454 {
1455     "help",
1456     "stop",
1457     "getblockcount",
1458     "getblocknumber",
1459     "getconnectioncount",
1460     "getdifficulty",
1461     "getgenerate",
1462     "setgenerate",
1463     "gethashespersec",
1464     "getinfo",
1465     "getnewaddress",
1466     "getaccountaddress",
1467     "setlabel",
1468     "getaccount",
1469     "getlabel", // deprecated
1470     "getaddressesbyaccount",
1471     "getaddressesbylabel", // deprecated
1472     "backupwallet",
1473     "validateaddress",
1474     "getwork",
1475 };
1476 set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
1477
1478
1479
1480
1481 //
1482 // HTTP protocol
1483 //
1484 // This ain't Apache.  We're just using HTTP header for the length field
1485 // and to be compatible with other JSON-RPC implementations.
1486 //
1487
1488 string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
1489 {
1490     ostringstream s;
1491     s << "POST / HTTP/1.1\r\n"
1492       << "User-Agent: bitcoin-json-rpc/" << FormatFullVersion() << "\r\n"
1493       << "Host: 127.0.0.1\r\n"
1494       << "Content-Type: application/json\r\n"
1495       << "Content-Length: " << strMsg.size() << "\r\n"
1496       << "Accept: application/json\r\n";
1497     BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
1498         s << item.first << ": " << item.second << "\r\n";
1499     s << "\r\n" << strMsg;
1500
1501     return s.str();
1502 }
1503
1504 string rfc1123Time()
1505 {
1506     char buffer[64];
1507     time_t now;
1508     time(&now);
1509     struct tm* now_gmt = gmtime(&now);
1510     string locale(setlocale(LC_TIME, NULL));
1511     setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
1512     strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
1513     setlocale(LC_TIME, locale.c_str());
1514     return string(buffer);
1515 }
1516
1517 string HTTPReply(int nStatus, const string& strMsg)
1518 {
1519     if (nStatus == 401)
1520         return strprintf("HTTP/1.0 401 Authorization Required\r\n"
1521             "Date: %s\r\n"
1522             "Server: bitcoin-json-rpc/%s\r\n"
1523             "WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
1524             "Content-Type: text/html\r\n"
1525             "Content-Length: 296\r\n"
1526             "\r\n"
1527             "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
1528             "\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
1529             "<HTML>\r\n"
1530             "<HEAD>\r\n"
1531             "<TITLE>Error</TITLE>\r\n"
1532             "<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
1533             "</HEAD>\r\n"
1534             "<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
1535             "</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
1536     string strStatus;
1537          if (nStatus == 200) strStatus = "OK";
1538     else if (nStatus == 400) strStatus = "Bad Request";
1539     else if (nStatus == 404) strStatus = "Not Found";
1540     else if (nStatus == 500) strStatus = "Internal Server Error";
1541     return strprintf(
1542             "HTTP/1.1 %d %s\r\n"
1543             "Date: %s\r\n"
1544             "Connection: close\r\n"
1545             "Content-Length: %d\r\n"
1546             "Content-Type: application/json\r\n"
1547             "Server: bitcoin-json-rpc/%s\r\n"
1548             "\r\n"
1549             "%s",
1550         nStatus,
1551         strStatus.c_str(),
1552         rfc1123Time().c_str(),
1553         strMsg.size(),
1554         FormatFullVersion().c_str(),
1555         strMsg.c_str());
1556 }
1557
1558 int ReadHTTPStatus(std::basic_istream<char>& stream)
1559 {
1560     string str;
1561     getline(stream, str);
1562     vector<string> vWords;
1563     boost::split(vWords, str, boost::is_any_of(" "));
1564     if (vWords.size() < 2)
1565         return 500;
1566     return atoi(vWords[1].c_str());
1567 }
1568
1569 int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
1570 {
1571     int nLen = 0;
1572     loop
1573     {
1574         string str;
1575         std::getline(stream, str);
1576         if (str.empty() || str == "\r")
1577             break;
1578         string::size_type nColon = str.find(":");
1579         if (nColon != string::npos)
1580         {
1581             string strHeader = str.substr(0, nColon);
1582             boost::trim(strHeader);
1583             boost::to_lower(strHeader);
1584             string strValue = str.substr(nColon+1);
1585             boost::trim(strValue);
1586             mapHeadersRet[strHeader] = strValue;
1587             if (strHeader == "content-length")
1588                 nLen = atoi(strValue.c_str());
1589         }
1590     }
1591     return nLen;
1592 }
1593
1594 int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
1595 {
1596     mapHeadersRet.clear();
1597     strMessageRet = "";
1598
1599     // Read status
1600     int nStatus = ReadHTTPStatus(stream);
1601
1602     // Read header
1603     int nLen = ReadHTTPHeader(stream, mapHeadersRet);
1604     if (nLen < 0 || nLen > MAX_SIZE)
1605         return 500;
1606
1607     // Read message
1608     if (nLen > 0)
1609     {
1610         vector<char> vch(nLen);
1611         stream.read(&vch[0], nLen);
1612         strMessageRet = string(vch.begin(), vch.end());
1613     }
1614
1615     return nStatus;
1616 }
1617
1618 string EncodeBase64(string s)
1619 {
1620     BIO *b64, *bmem;
1621     BUF_MEM *bptr;
1622
1623     b64 = BIO_new(BIO_f_base64());
1624     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1625     bmem = BIO_new(BIO_s_mem());
1626     b64 = BIO_push(b64, bmem);
1627     BIO_write(b64, s.c_str(), s.size());
1628     BIO_flush(b64);
1629     BIO_get_mem_ptr(b64, &bptr);
1630
1631     string result(bptr->data, bptr->length);
1632     BIO_free_all(b64);
1633
1634     return result;
1635 }
1636
1637 string DecodeBase64(string s)
1638 {
1639     BIO *b64, *bmem;
1640
1641     char* buffer = static_cast<char*>(calloc(s.size(), sizeof(char)));
1642
1643     b64 = BIO_new(BIO_f_base64());
1644     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1645     bmem = BIO_new_mem_buf(const_cast<char*>(s.c_str()), s.size());
1646     bmem = BIO_push(b64, bmem);
1647     BIO_read(bmem, buffer, s.size());
1648     BIO_free_all(bmem);
1649
1650     string result(buffer);
1651     free(buffer);
1652     return result;
1653 }
1654
1655 bool HTTPAuthorized(map<string, string>& mapHeaders)
1656 {
1657     string strAuth = mapHeaders["authorization"];
1658     if (strAuth.substr(0,6) != "Basic ")
1659         return false;
1660     string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
1661     string strUserPass = DecodeBase64(strUserPass64);
1662     string::size_type nColon = strUserPass.find(":");
1663     if (nColon == string::npos)
1664         return false;
1665     string strUser = strUserPass.substr(0, nColon);
1666     string strPassword = strUserPass.substr(nColon+1);
1667     return (strUser == mapArgs["-rpcuser"] && strPassword == mapArgs["-rpcpassword"]);
1668 }
1669
1670 //
1671 // JSON-RPC protocol.  Bitcoin speaks version 1.0 for maximum compatibility,
1672 // but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
1673 // unspecified (HTTP errors and contents of 'error').
1674 //
1675 // 1.0 spec: http://json-rpc.org/wiki/specification
1676 // 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
1677 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
1678 //
1679
1680 string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
1681 {
1682     Object request;
1683     request.push_back(Pair("method", strMethod));
1684     request.push_back(Pair("params", params));
1685     request.push_back(Pair("id", id));
1686     return write_string(Value(request), false) + "\n";
1687 }
1688
1689 string JSONRPCReply(const Value& result, const Value& error, const Value& id)
1690 {
1691     Object reply;
1692     if (error.type() != null_type)
1693         reply.push_back(Pair("result", Value::null));
1694     else
1695         reply.push_back(Pair("result", result));
1696     reply.push_back(Pair("error", error));
1697     reply.push_back(Pair("id", id));
1698     return write_string(Value(reply), false) + "\n";
1699 }
1700
1701 void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
1702 {
1703     // Send error reply from json-rpc error object
1704     int nStatus = 500;
1705     int code = find_value(objError, "code").get_int();
1706     if (code == -32600) nStatus = 400;
1707     else if (code == -32601) nStatus = 404;
1708     string strReply = JSONRPCReply(Value::null, objError, id);
1709     stream << HTTPReply(nStatus, strReply) << std::flush;
1710 }
1711
1712 bool ClientAllowed(const string& strAddress)
1713 {
1714     if (strAddress == asio::ip::address_v4::loopback().to_string())
1715         return true;
1716     const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
1717     BOOST_FOREACH(string strAllow, vAllow)
1718         if (WildcardMatch(strAddress, strAllow))
1719             return true;
1720     return false;
1721 }
1722
1723 #ifdef USE_SSL
1724 //
1725 // IOStream device that speaks SSL but can also speak non-SSL
1726 //
1727 class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
1728 public:
1729     SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
1730     {
1731         fUseSSL = fUseSSLIn;
1732         fNeedHandshake = fUseSSLIn;
1733     }
1734
1735     void handshake(ssl::stream_base::handshake_type role)
1736     {
1737         if (!fNeedHandshake) return;
1738         fNeedHandshake = false;
1739         stream.handshake(role);
1740     }
1741     std::streamsize read(char* s, std::streamsize n)
1742     {
1743         handshake(ssl::stream_base::server); // HTTPS servers read first
1744         if (fUseSSL) return stream.read_some(asio::buffer(s, n));
1745         return stream.next_layer().read_some(asio::buffer(s, n));
1746     }
1747     std::streamsize write(const char* s, std::streamsize n)
1748     {
1749         handshake(ssl::stream_base::client); // HTTPS clients write first
1750         if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
1751         return asio::write(stream.next_layer(), asio::buffer(s, n));
1752     }
1753     bool connect(const std::string& server, const std::string& port)
1754     {
1755         ip::tcp::resolver resolver(stream.get_io_service());
1756         ip::tcp::resolver::query query(server.c_str(), port.c_str());
1757         ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
1758         ip::tcp::resolver::iterator end;
1759         boost::system::error_code error = asio::error::host_not_found;
1760         while (error && endpoint_iterator != end)
1761         {
1762             stream.lowest_layer().close();
1763             stream.lowest_layer().connect(*endpoint_iterator++, error);
1764         }
1765         if (error)
1766             return false;
1767         return true;
1768     }
1769
1770 private:
1771     bool fNeedHandshake;
1772     bool fUseSSL;
1773     SSLStream& stream;
1774 };
1775 #endif
1776
1777 void ThreadRPCServer(void* parg)
1778 {
1779     IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
1780     try
1781     {
1782         vnThreadsRunning[4]++;
1783         ThreadRPCServer2(parg);
1784         vnThreadsRunning[4]--;
1785     }
1786     catch (std::exception& e) {
1787         vnThreadsRunning[4]--;
1788         PrintException(&e, "ThreadRPCServer()");
1789     } catch (...) {
1790         vnThreadsRunning[4]--;
1791         PrintException(NULL, "ThreadRPCServer()");
1792     }
1793     printf("ThreadRPCServer exiting\n");
1794 }
1795
1796 void ThreadRPCServer2(void* parg)
1797 {
1798     printf("ThreadRPCServer started\n");
1799
1800     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1801     {
1802         string strWhatAmI = "To use bitcoind";
1803         if (mapArgs.count("-server"))
1804             strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
1805         else if (mapArgs.count("-daemon"))
1806             strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
1807         PrintConsole(
1808             _("Warning: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
1809               "If the file does not exist, create it with owner-readable-only file permissions.\n"),
1810                 strWhatAmI.c_str(),
1811                 GetConfigFile().c_str());
1812         CreateThread(Shutdown, NULL);
1813         return;
1814     }
1815
1816     bool fUseSSL = GetBoolArg("-rpcssl");
1817     asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
1818
1819     asio::io_service io_service;
1820     ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
1821     ip::tcp::acceptor acceptor(io_service, endpoint);
1822
1823     acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
1824
1825 #ifdef USE_SSL
1826     ssl::context context(io_service, ssl::context::sslv23);
1827     if (fUseSSL)
1828     {
1829         context.set_options(ssl::context::no_sslv2);
1830         filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
1831         if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
1832         if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
1833         else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
1834         filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
1835         if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
1836         if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
1837         else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
1838
1839         string ciphers = GetArg("-rpcsslciphers",
1840                                          "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
1841         SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
1842     }
1843 #else
1844     if (fUseSSL)
1845         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1846 #endif
1847
1848     loop
1849     {
1850         // Accept connection
1851 #ifdef USE_SSL
1852         SSLStream sslStream(io_service, context);
1853         SSLIOStreamDevice d(sslStream, fUseSSL);
1854         iostreams::stream<SSLIOStreamDevice> stream(d);
1855 #else
1856         ip::tcp::iostream stream;
1857 #endif
1858
1859         ip::tcp::endpoint peer;
1860         vnThreadsRunning[4]--;
1861 #ifdef USE_SSL
1862         acceptor.accept(sslStream.lowest_layer(), peer);
1863 #else
1864         acceptor.accept(*stream.rdbuf(), peer);
1865 #endif
1866         vnThreadsRunning[4]++;
1867         if (fShutdown)
1868             return;
1869
1870         // Restrict callers by IP
1871         if (!ClientAllowed(peer.address().to_string()))
1872             continue;
1873
1874         map<string, string> mapHeaders;
1875         string strRequest;
1876
1877         boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
1878         if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
1879         {   // Timed out:
1880             acceptor.cancel();
1881             printf("ThreadRPCServer ReadHTTP timeout\n");
1882             continue;
1883         }
1884
1885         // Check authorization
1886         if (mapHeaders.count("authorization") == 0)
1887         {
1888             stream << HTTPReply(401, "") << std::flush;
1889             continue;
1890         }
1891         if (!HTTPAuthorized(mapHeaders))
1892         {
1893             // Deter brute-forcing short passwords
1894             if (mapArgs["-rpcpassword"].size() < 15)
1895                 Sleep(50);
1896
1897             stream << HTTPReply(401, "") << std::flush;
1898             printf("ThreadRPCServer incorrect password attempt\n");
1899             continue;
1900         }
1901
1902         Value id = Value::null;
1903         try
1904         {
1905             // Parse request
1906             Value valRequest;
1907             if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
1908                 throw JSONRPCError(-32700, "Parse error");
1909             const Object& request = valRequest.get_obj();
1910
1911             // Parse id now so errors from here on will have the id
1912             id = find_value(request, "id");
1913
1914             // Parse method
1915             Value valMethod = find_value(request, "method");
1916             if (valMethod.type() == null_type)
1917                 throw JSONRPCError(-32600, "Missing method");
1918             if (valMethod.type() != str_type)
1919                 throw JSONRPCError(-32600, "Method must be a string");
1920             string strMethod = valMethod.get_str();
1921             if (strMethod != "getwork")
1922                 printf("ThreadRPCServer method=%s\n", strMethod.c_str());
1923
1924             // Parse params
1925             Value valParams = find_value(request, "params");
1926             Array params;
1927             if (valParams.type() == array_type)
1928                 params = valParams.get_array();
1929             else if (valParams.type() == null_type)
1930                 params = Array();
1931             else
1932                 throw JSONRPCError(-32600, "Params must be an array");
1933
1934             // Find method
1935             map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
1936             if (mi == mapCallTable.end())
1937                 throw JSONRPCError(-32601, "Method not found");
1938
1939             // Observe safe mode
1940             string strWarning = GetWarnings("rpc");
1941             if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
1942                 throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
1943
1944             try
1945             {
1946                 // Execute
1947                 Value result = (*(*mi).second)(params, false);
1948
1949                 // Send reply
1950                 string strReply = JSONRPCReply(result, Value::null, id);
1951                 stream << HTTPReply(200, strReply) << std::flush;
1952             }
1953             catch (std::exception& e)
1954             {
1955                 ErrorReply(stream, JSONRPCError(-1, e.what()), id);
1956             }
1957         }
1958         catch (Object& objError)
1959         {
1960             ErrorReply(stream, objError, id);
1961         }
1962         catch (std::exception& e)
1963         {
1964             ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
1965         }
1966     }
1967 }
1968
1969
1970
1971
1972 Object CallRPC(const string& strMethod, const Array& params)
1973 {
1974     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1975         throw runtime_error(strprintf(
1976             _("You must set rpcpassword=<password> in the configuration file:\n%s\n"
1977               "If the file does not exist, create it with owner-readable-only file permissions."),
1978                 GetConfigFile().c_str()));
1979
1980     // Connect to localhost
1981     bool fUseSSL = GetBoolArg("-rpcssl");
1982 #ifdef USE_SSL
1983     asio::io_service io_service;
1984     ssl::context context(io_service, ssl::context::sslv23);
1985     context.set_options(ssl::context::no_sslv2);
1986     SSLStream sslStream(io_service, context);
1987     SSLIOStreamDevice d(sslStream, fUseSSL);
1988     iostreams::stream<SSLIOStreamDevice> stream(d);
1989     if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
1990         throw runtime_error("couldn't connect to server");
1991 #else
1992     if (fUseSSL)
1993         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1994
1995     ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332"));
1996     if (stream.fail())
1997         throw runtime_error("couldn't connect to server");
1998 #endif
1999
2000
2001     // HTTP basic authentication
2002     string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
2003     map<string, string> mapRequestHeaders;
2004     mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
2005
2006     // Send request
2007     string strRequest = JSONRPCRequest(strMethod, params, 1);
2008     string strPost = HTTPPost(strRequest, mapRequestHeaders);
2009     stream << strPost << std::flush;
2010
2011     // Receive reply
2012     map<string, string> mapHeaders;
2013     string strReply;
2014     int nStatus = ReadHTTP(stream, mapHeaders, strReply);
2015     if (nStatus == 401)
2016         throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
2017     else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
2018         throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
2019     else if (strReply.empty())
2020         throw runtime_error("no response from server");
2021
2022     // Parse reply
2023     Value valReply;
2024     if (!read_string(strReply, valReply))
2025         throw runtime_error("couldn't parse reply from server");
2026     const Object& reply = valReply.get_obj();
2027     if (reply.empty())
2028         throw runtime_error("expected reply to have result, error and id properties");
2029
2030     return reply;
2031 }
2032
2033
2034
2035
2036 template<typename T>
2037 void ConvertTo(Value& value)
2038 {
2039     if (value.type() == str_type)
2040     {
2041         // reinterpret string as unquoted json value
2042         Value value2;
2043         if (!read_string(value.get_str(), value2))
2044             throw runtime_error("type mismatch");
2045         value = value2.get_value<T>();
2046     }
2047     else
2048     {
2049         value = value.get_value<T>();
2050     }
2051 }
2052
2053 int CommandLineRPC(int argc, char *argv[])
2054 {
2055     string strPrint;
2056     int nRet = 0;
2057     try
2058     {
2059         // Skip switches
2060         while (argc > 1 && IsSwitchChar(argv[1][0]))
2061         {
2062             argc--;
2063             argv++;
2064         }
2065
2066         // Method
2067         if (argc < 2)
2068             throw runtime_error("too few parameters");
2069         string strMethod = argv[1];
2070
2071         // Parameters default to strings
2072         Array params;
2073         for (int i = 2; i < argc; i++)
2074             params.push_back(argv[i]);
2075         int n = params.size();
2076
2077         //
2078         // Special case non-string parameter types
2079         //
2080         if (strMethod == "setgenerate"            && n > 0) ConvertTo<bool>(params[0]);
2081         if (strMethod == "setgenerate"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
2082         if (strMethod == "sendtoaddress"          && n > 1) ConvertTo<double>(params[1]);
2083         if (strMethod == "settxfee"               && n > 0) ConvertTo<double>(params[0]);
2084         if (strMethod == "getamountreceived"      && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2085         if (strMethod == "getreceivedbyaddress"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2086         if (strMethod == "getreceivedbyaccount"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2087         if (strMethod == "getreceivedbylabel"     && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2088         if (strMethod == "getallreceived"         && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2089         if (strMethod == "getallreceived"         && n > 1) ConvertTo<bool>(params[1]);
2090         if (strMethod == "listreceivedbyaddress"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2091         if (strMethod == "listreceivedbyaddress"  && n > 1) ConvertTo<bool>(params[1]);
2092         if (strMethod == "listreceivedbyaccount"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2093         if (strMethod == "listreceivedbyaccount"  && n > 1) ConvertTo<bool>(params[1]);
2094         if (strMethod == "listreceivedbylabel"    && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2095         if (strMethod == "listreceivedbylabel"    && n > 1) ConvertTo<bool>(params[1]); // deprecated
2096         if (strMethod == "getbalance"             && n > 1) ConvertTo<boost::int64_t>(params[1]);
2097         if (strMethod == "move"                   && n > 2) ConvertTo<double>(params[2]);
2098         if (strMethod == "move"                   && n > 3) ConvertTo<boost::int64_t>(params[3]);
2099         if (strMethod == "sendfrom"               && n > 2) ConvertTo<double>(params[2]);
2100         if (strMethod == "sendfrom"               && n > 3) ConvertTo<boost::int64_t>(params[3]);
2101         if (strMethod == "listtransactions"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2102         if (strMethod == "listtransactions"       && n > 2) ConvertTo<boost::int64_t>(params[2]);
2103         if (strMethod == "listaccounts"           && n > 0) ConvertTo<boost::int64_t>(params[0]);
2104         if (strMethod == "sendmany"               && n > 1)
2105         {
2106             string s = params[1].get_str();
2107             Value v;
2108             if (!read_string(s, v) || v.type() != obj_type)
2109                 throw runtime_error("type mismatch");
2110             params[1] = v.get_obj();
2111         }
2112         if (strMethod == "sendmany"                && n > 2) ConvertTo<boost::int64_t>(params[2]);
2113
2114         // Execute
2115         Object reply = CallRPC(strMethod, params);
2116
2117         // Parse reply
2118         const Value& result = find_value(reply, "result");
2119         const Value& error  = find_value(reply, "error");
2120         const Value& id     = find_value(reply, "id");
2121
2122         if (error.type() != null_type)
2123         {
2124             // Error
2125             strPrint = "error: " + write_string(error, false);
2126             int code = find_value(error.get_obj(), "code").get_int();
2127             nRet = abs(code);
2128         }
2129         else
2130         {
2131             // Result
2132             if (result.type() == null_type)
2133                 strPrint = "";
2134             else if (result.type() == str_type)
2135                 strPrint = result.get_str();
2136             else
2137                 strPrint = write_string(result, true);
2138         }
2139     }
2140     catch (std::exception& e)
2141     {
2142         strPrint = string("error: ") + e.what();
2143         nRet = 87;
2144     }
2145     catch (...)
2146     {
2147         PrintException(NULL, "CommandLineRPC()");
2148     }
2149
2150     if (strPrint != "")
2151     {
2152 #if defined(__WXMSW__) && defined(GUI)
2153         // Windows GUI apps can't print to command line,
2154         // so settle for a message box yuck
2155         MyMessageBox(strPrint, "Bitcoin", wxOK);
2156 #else
2157         fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
2158 #endif
2159     }
2160     return nRet;
2161 }
2162
2163
2164
2165
2166 #ifdef TEST
2167 int main(int argc, char *argv[])
2168 {
2169 #ifdef _MSC_VER
2170     // Turn off microsoft heap dump noise
2171     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
2172     _CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
2173 #endif
2174     setbuf(stdin, NULL);
2175     setbuf(stdout, NULL);
2176     setbuf(stderr, NULL);
2177
2178     try
2179     {
2180         if (argc >= 2 && string(argv[1]) == "-server")
2181         {
2182             printf("server ready\n");
2183             ThreadRPCServer(NULL);
2184         }
2185         else
2186         {
2187             return CommandLineRPC(argc, argv);
2188         }
2189     }
2190     catch (std::exception& e) {
2191         PrintException(&e, "main()");
2192     } catch (...) {
2193         PrintException(NULL, "main()");
2194     }
2195     return 0;
2196 }
2197 #endif