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 #include "init.h"
  10 #undef printf
  11 #include <boost/asio.hpp>
  12 #include <boost/iostreams/concepts.hpp>
  13 #include <boost/iostreams/stream.hpp>
  14 #include <boost/algorithm/string.hpp>
  15 #ifdef USE_SSL
  16 #include <boost/asio/ssl.hpp>
  17 #include <boost/filesystem/fstream.hpp>
  18 typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
  19 #endif
  20 #include "json/json_spirit_reader_template.h"
  21 #include "json/json_spirit_writer_template.h"
  22 #include "json/json_spirit_utils.h"
  23 #define printf OutputDebugStringF
  24 // MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
  25 // precompiled in headers.h.  The problem might be when the pch file goes over
  26 // a certain size around 145MB.  If we need access to json_spirit outside this
  27 // file, we could use the compiled json_spirit option.
  28
  29 using namespace std;
  30 using namespace boost;
  31 using namespace boost::asio;
  32 using namespace json_spirit;
  33
  34 void ThreadRPCServer2(void* parg);
  35 typedef Value(*rpcfn_type)(const Array& params, bool fHelp);
  36 extern map<string, rpcfn_type> mapCallTable;
  37
  38
  39 Object JSONRPCError(int code, const string& message)
  40 {
  41     Object error;
  42     error.push_back(Pair("code", code));
  43     error.push_back(Pair("message", message));
  44     return error;
  45 }
  46
  47
  48 void PrintConsole(const char* format, ...)
  49 {
  50     char buffer[50000];
  51     int limit = sizeof(buffer);
  52     va_list arg_ptr;
  53     va_start(arg_ptr, format);
  54     int ret = _vsnprintf(buffer, limit, format, arg_ptr);
  55     va_end(arg_ptr);
  56     if (ret < 0 || ret >= limit)
  57     {
  58         ret = limit - 1;
  59         buffer[limit-1] = 0;
  60     }
  61     printf("%s", buffer);
  62 #if defined(__WXMSW__) && defined(GUI)
  63     MyMessageBox(buffer, "Bitcoin", wxOK | wxICON_EXCLAMATION);
  64 #else
  65     fprintf(stdout, "%s", buffer);
  66 #endif
  67 }
  68
  69
  70 int64 AmountFromValue(const Value& value)
  71 {
  72     double dAmount = value.get_real();
  73     if (dAmount <= 0.0 || dAmount > 21000000.0)
  74         throw JSONRPCError(-3, "Invalid amount");
  75     int64 nAmount = roundint64(dAmount * COIN);
  76     if (!MoneyRange(nAmount))
  77         throw JSONRPCError(-3, "Invalid amount");
  78     return nAmount;
  79 }
  80
  81 Value ValueFromAmount(int64 amount)
  82 {
  83     return (double)amount / (double)COIN;
  84 }
  85
  86 void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
  87 {
  88     entry.push_back(Pair("confirmations", wtx.GetDepthInMainChain()));
  89     entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
  90     entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
  91     BOOST_FOREACH(const PAIRTYPE(string,string)& item, wtx.mapValue)
  92         entry.push_back(Pair(item.first, item.second));
  93 }
  94
  95 string AccountFromValue(const Value& value)
  96 {
  97     string strAccount = value.get_str();
  98     if (strAccount == "*")
  99         throw JSONRPCError(-11, "Invalid account name");
 100     return strAccount;
 101 }
 102
 103
 104
 105 ///
 106 /// Note: This interface may still be subject to change.
 107 ///
 108
 109
 110 Value help(const Array& params, bool fHelp)
 111 {
 112     if (fHelp || params.size() > 1)
 113         throw runtime_error(
 114             "help [command]\n"
 115             "List commands, or get help for a command.");
 116
 117     string strCommand;
 118     if (params.size() > 0)
 119         strCommand = params[0].get_str();
 120
 121     string strRet;
 122     set<rpcfn_type> setDone;
 123     for (map<string, rpcfn_type>::iterator mi = mapCallTable.begin(); mi != mapCallTable.end(); ++mi)
 124     {
 125         string strMethod = (*mi).first;
 126         // We already filter duplicates, but these deprecated screw up the sort order
 127         if (strMethod == "getamountreceived" ||
 128             strMethod == "getallreceived" ||
 129             (strMethod.find("label") != string::npos))
 130             continue;
 131         if (strCommand != "" && strMethod != strCommand)
 132             continue;
 133         try
 134         {
 135             Array params;
 136             rpcfn_type pfn = (*mi).second;
 137             if (setDone.insert(pfn).second)
 138                 (*pfn)(params, true);
 139         }
 140         catch (std::exception& e)
 141         {
 142             // Help text is returned in an exception
 143             string strHelp = string(e.what());
 144             if (strCommand == "")
 145                 if (strHelp.find('\n') != -1)
 146                     strHelp = strHelp.substr(0, strHelp.find('\n'));
 147             strRet += strHelp + "\n";
 148         }
 149     }
 150     if (strRet == "")
 151         strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
 152     strRet = strRet.substr(0,strRet.size()-1);
 153     return strRet;
 154 }
 155
 156
 157 Value stop(const Array& params, bool fHelp)
 158 {
 159     if (fHelp || params.size() != 0)
 160         throw runtime_error(
 161             "stop\n"
 162             "Stop bitcoin server.");
 163
 164     // Shutdown will take long enough that the response should get back
 165     CreateThread(Shutdown, NULL);
 166     return "bitcoin server stopping";
 167 }
 168
 169
 170 Value getblockcount(const Array& params, bool fHelp)
 171 {
 172     if (fHelp || params.size() != 0)
 173         throw runtime_error(
 174             "getblockcount\n"
 175             "Returns the number of blocks in the longest block chain.");
 176
 177     return nBestHeight;
 178 }
 179
 180
 181 Value getblocknumber(const Array& params, bool fHelp)
 182 {
 183     if (fHelp || params.size() != 0)
 184         throw runtime_error(
 185             "getblocknumber\n"
 186             "Returns the block number of the latest block in the longest block chain.");
 187
 188     return nBestHeight;
 189 }
 190
 191
 192 Value getconnectioncount(const Array& params, bool fHelp)
 193 {
 194     if (fHelp || params.size() != 0)
 195         throw runtime_error(
 196             "getconnectioncount\n"
 197             "Returns the number of connections to other nodes.");
 198
 199     return (int)vNodes.size();
 200 }
 201
 202
 203 double GetDifficulty()
 204 {
 205     // Floating point number that is a multiple of the minimum difficulty,
 206     // minimum difficulty = 1.0.
 207     if (pindexBest == NULL)
 208         return 1.0;
 209     int nShift = 256 - 32 - 31; // to fit in a uint
 210     double dMinimum = (CBigNum().SetCompact(bnProofOfWorkLimit.GetCompact()) >> nShift).getuint();
 211     double dCurrently = (CBigNum().SetCompact(pindexBest->nBits) >> nShift).getuint();
 212     return dMinimum / dCurrently;
 213 }
 214
 215 Value getdifficulty(const Array& params, bool fHelp)
 216 {
 217     if (fHelp || params.size() != 0)
 218         throw runtime_error(
 219             "getdifficulty\n"
 220             "Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
 221
 222     return GetDifficulty();
 223 }
 224
 225
 226 Value getgenerate(const Array& params, bool fHelp)
 227 {
 228     if (fHelp || params.size() != 0)
 229         throw runtime_error(
 230             "getgenerate\n"
 231             "Returns true or false.");
 232
 233     return (bool)fGenerateBitcoins;
 234 }
 235
 236
 237 Value setgenerate(const Array& params, bool fHelp)
 238 {
 239     if (fHelp || params.size() < 1 || params.size() > 2)
 240         throw runtime_error(
 241             "setgenerate <generate> [genproclimit]\n"
 242             "<generate> is true or false to turn generation on or off.\n"
 243             "Generation is limited to [genproclimit] processors, -1 is unlimited.");
 244
 245     bool fGenerate = true;
 246     if (params.size() > 0)
 247         fGenerate = params[0].get_bool();
 248
 249     if (params.size() > 1)
 250     {
 251         int nGenProcLimit = params[1].get_int();
 252         fLimitProcessors = (nGenProcLimit != -1);
 253         CWalletDB().WriteSetting("fLimitProcessors", fLimitProcessors);
 254         if (nGenProcLimit != -1)
 255             CWalletDB().WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
 256         if (nGenProcLimit == 0)
 257             fGenerate = false;
 258     }
 259
 260     GenerateBitcoins(fGenerate);
 261     return Value::null;
 262 }
 263
 264
 265 Value gethashespersec(const Array& params, bool fHelp)
 266 {
 267     if (fHelp || params.size() != 0)
 268         throw runtime_error(
 269             "gethashespersec\n"
 270             "Returns a recent hashes per second performance measurement while generating.");
 271
 272     if (GetTimeMillis() - nHPSTimerStart > 8000)
 273         return (boost::int64_t)0;
 274     return (boost::int64_t)dHashesPerSec;
 275 }
 276
 277
 278 Value getinfo(const Array& params, bool fHelp)
 279 {
 280     if (fHelp || params.size() != 0)
 281         throw runtime_error(
 282             "getinfo\n"
 283             "Returns an object containing various state info.");
 284
 285     Object obj;
 286     obj.push_back(Pair("version",       (int)VERSION));
 287     obj.push_back(Pair("balance",       ValueFromAmount(GetBalance())));
 288     obj.push_back(Pair("blocks",        (int)nBestHeight));
 289     obj.push_back(Pair("connections",   (int)vNodes.size()));
 290     obj.push_back(Pair("proxy",         (fUseProxy ? addrProxy.ToStringIPPort() : string())));
 291     obj.push_back(Pair("generate",      (bool)fGenerateBitcoins));
 292     obj.push_back(Pair("genproclimit",  (int)(fLimitProcessors ? nLimitProcessors : -1)));
 293     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
 294     obj.push_back(Pair("hashespersec",  gethashespersec(params, false)));
 295     obj.push_back(Pair("testnet",       fTestNet));
 296     obj.push_back(Pair("keypoololdest", (boost::int64_t)GetOldestKeyPoolTime()));
 297     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
 298     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
 299     return obj;
 300 }
 301
 302
 303 Value getnewaddress(const Array& params, bool fHelp)
 304 {
 305     if (fHelp || params.size() > 1)
 306         throw runtime_error(
 307             "getnewaddress [account]\n"
 308             "Returns a new bitcoin address for receiving payments.  "
 309             "If [account] is specified (recommended), it is added to the address book "
 310             "so payments received with the address will be credited to [account].");
 311
 312     // Parse the account first so we don't generate a key if there's an error
 313     string strAccount;
 314     if (params.size() > 0)
 315         strAccount = AccountFromValue(params[0]);
 316
 317     // Generate a new key that is added to wallet
 318     string strAddress = PubKeyToAddress(GetKeyFromKeyPool());
 319
 320     SetAddressBookName(strAddress, strAccount);
 321     return strAddress;
 322 }
 323
 324
 325 // requires cs_main, cs_mapWallet locks
 326 string GetAccountAddress(string strAccount, bool bForceNew=false)
 327 {
 328     string strAddress;
 329
 330     CWalletDB walletdb;
 331     walletdb.TxnBegin();
 332
 333     CAccount account;
 334     walletdb.ReadAccount(strAccount, account);
 335
 336     // Check if the current key has been used
 337     if (!account.vchPubKey.empty())
 338     {
 339         CScript scriptPubKey;
 340         scriptPubKey.SetBitcoinAddress(account.vchPubKey);
 341         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin();
 342              it != mapWallet.end() && !account.vchPubKey.empty();
 343              ++it)
 344         {
 345             const CWalletTx& wtx = (*it).second;
 346             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 347                 if (txout.scriptPubKey == scriptPubKey)
 348                     account.vchPubKey.clear();
 349         }
 350     }
 351
 352     // Generate a new key
 353     if (account.vchPubKey.empty() || bForceNew)
 354     {
 355         account.vchPubKey = GetKeyFromKeyPool();
 356         string strAddress = PubKeyToAddress(account.vchPubKey);
 357         SetAddressBookName(strAddress, strAccount);
 358         walletdb.WriteAccount(strAccount, account);
 359     }
 360
 361     walletdb.TxnCommit();
 362     strAddress = PubKeyToAddress(account.vchPubKey);
 363
 364     return strAddress;
 365 }
 366
 367 Value getaccountaddress(const Array& params, bool fHelp)
 368 {
 369     if (fHelp || params.size() != 1)
 370         throw runtime_error(
 371             "getaccountaddress <account>\n"
 372             "Returns the current bitcoin address for receiving payments to this account.");
 373
 374     // Parse the account first so we don't generate a key if there's an error
 375     string strAccount = AccountFromValue(params[0]);
 376
 377     Value ret;
 378
 379     CRITICAL_BLOCK(cs_main)
 380     CRITICAL_BLOCK(cs_mapWallet)
 381     {
 382         ret = GetAccountAddress(strAccount);
 383     }
 384
 385     return ret;
 386 }
 387
 388
 389
 390 Value setaccount(const Array& params, bool fHelp)
 391 {
 392     if (fHelp || params.size() < 1 || params.size() > 2)
 393         throw runtime_error(
 394             "setaccount <bitcoinaddress> <account>\n"
 395             "Sets the account associated with the given address.");
 396
 397     string strAddress = params[0].get_str();
 398     uint160 hash160;
 399     bool isValid = AddressToHash160(strAddress, hash160);
 400     if (!isValid)
 401         throw JSONRPCError(-5, "Invalid bitcoin address");
 402
 403
 404     string strAccount;
 405     if (params.size() > 1)
 406         strAccount = AccountFromValue(params[1]);
 407
 408     // Detect when changing the account of an address that is the 'unused current key' of another account:
 409     CRITICAL_BLOCK(cs_main)
 410     CRITICAL_BLOCK(cs_mapWallet)
 411     CRITICAL_BLOCK(cs_mapAddressBook)
 412     {
 413         if (mapAddressBook.count(strAddress))
 414         {
 415             string strOldAccount = mapAddressBook[strAddress];
 416             if (strAddress == GetAccountAddress(strOldAccount))
 417                 GetAccountAddress(strOldAccount, true);
 418         }
 419     }
 420
 421     SetAddressBookName(strAddress, strAccount);
 422     return Value::null;
 423 }
 424
 425
 426 Value getaccount(const Array& params, bool fHelp)
 427 {
 428     if (fHelp || params.size() != 1)
 429         throw runtime_error(
 430             "getaccount <bitcoinaddress>\n"
 431             "Returns the account associated with the given address.");
 432
 433     string strAddress = params[0].get_str();
 434
 435     string strAccount;
 436     CRITICAL_BLOCK(cs_mapAddressBook)
 437     {
 438         map<string, string>::iterator mi = mapAddressBook.find(strAddress);
 439         if (mi != mapAddressBook.end() && !(*mi).second.empty())
 440             strAccount = (*mi).second;
 441     }
 442     return strAccount;
 443 }
 444
 445
 446 Value getaddressesbyaccount(const Array& params, bool fHelp)
 447 {
 448     if (fHelp || params.size() != 1)
 449         throw runtime_error(
 450             "getaddressesbyaccount <account>\n"
 451             "Returns the list of addresses for the given account.");
 452
 453     string strAccount = AccountFromValue(params[0]);
 454
 455     // Find all addresses that have the given account
 456     Array ret;
 457     CRITICAL_BLOCK(cs_mapAddressBook)
 458     {
 459         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 460         {
 461             const string& strAddress = item.first;
 462             const string& strName = item.second;
 463             if (strName == strAccount)
 464             {
 465                 // We're only adding valid bitcoin addresses and not ip addresses
 466                 CScript scriptPubKey;
 467                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 468                     ret.push_back(strAddress);
 469             }
 470         }
 471     }
 472     return ret;
 473 }
 474
 475 Value settxfee(const Array& params, bool fHelp)
 476 {
 477     if (fHelp || params.size() < 1 || params.size() > 1)
 478         throw runtime_error(
 479             "settxfee <amount>\n"
 480             "<amount> is a real and is rounded to the nearest 0.00000001");
 481
 482     // Amount
 483     int64 nAmount = 0;
 484     if (params[0].get_real() != 0.0)
 485         nAmount = AmountFromValue(params[0]);        // rejects 0.0 amounts
 486
 487     nTransactionFee = nAmount;
 488     return true;
 489 }
 490
 491 Value sendtoaddress(const Array& params, bool fHelp)
 492 {
 493     if (fHelp || params.size() < 2 || params.size() > 4)
 494         throw runtime_error(
 495             "sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
 496             "<amount> is a real and is rounded to the nearest 0.00000001");
 497
 498     string strAddress = params[0].get_str();
 499
 500     // Amount
 501     int64 nAmount = AmountFromValue(params[1]);
 502
 503     // Wallet comments
 504     CWalletTx wtx;
 505     if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
 506         wtx.mapValue["comment"] = params[2].get_str();
 507     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 508         wtx.mapValue["to"]      = params[3].get_str();
 509
 510     CRITICAL_BLOCK(cs_main)
 511     {
 512         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 513         if (strError != "")
 514             throw JSONRPCError(-4, strError);
 515     }
 516
 517     return wtx.GetHash().GetHex();
 518 }
 519
 520
 521 Value getreceivedbyaddress(const Array& params, bool fHelp)
 522 {
 523     if (fHelp || params.size() < 1 || params.size() > 2)
 524         throw runtime_error(
 525             "getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
 526             "Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
 527
 528     // Bitcoin address
 529     string strAddress = params[0].get_str();
 530     CScript scriptPubKey;
 531     if (!scriptPubKey.SetBitcoinAddress(strAddress))
 532         throw JSONRPCError(-5, "Invalid bitcoin address");
 533     if (!IsMine(scriptPubKey))
 534         return (double)0.0;
 535
 536     // Minimum confirmations
 537     int nMinDepth = 1;
 538     if (params.size() > 1)
 539         nMinDepth = params[1].get_int();
 540
 541     // Tally
 542     int64 nAmount = 0;
 543     CRITICAL_BLOCK(cs_mapWallet)
 544     {
 545         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 546         {
 547             const CWalletTx& wtx = (*it).second;
 548             if (wtx.IsCoinBase() || !wtx.IsFinal())
 549                 continue;
 550
 551             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 552                 if (txout.scriptPubKey == scriptPubKey)
 553                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 554                         nAmount += txout.nValue;
 555         }
 556     }
 557
 558     return  ValueFromAmount(nAmount);
 559 }
 560
 561
 562 void GetAccountPubKeys(string strAccount, set<CScript>& setPubKey)
 563 {
 564     CRITICAL_BLOCK(cs_mapAddressBook)
 565     {
 566         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 567         {
 568             const string& strAddress = item.first;
 569             const string& strName = item.second;
 570             if (strName == strAccount)
 571             {
 572                 // We're only counting our own valid bitcoin addresses and not ip addresses
 573                 CScript scriptPubKey;
 574                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 575                     if (IsMine(scriptPubKey))
 576                         setPubKey.insert(scriptPubKey);
 577             }
 578         }
 579     }
 580 }
 581
 582
 583 Value getreceivedbyaccount(const Array& params, bool fHelp)
 584 {
 585     if (fHelp || params.size() < 1 || params.size() > 2)
 586         throw runtime_error(
 587             "getreceivedbyaccount <account> [minconf=1]\n"
 588             "Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
 589
 590     // Minimum confirmations
 591     int nMinDepth = 1;
 592     if (params.size() > 1)
 593         nMinDepth = params[1].get_int();
 594
 595     // Get the set of pub keys that have the label
 596     string strAccount = AccountFromValue(params[0]);
 597     set<CScript> setPubKey;
 598     GetAccountPubKeys(strAccount, setPubKey);
 599
 600     // Tally
 601     int64 nAmount = 0;
 602     CRITICAL_BLOCK(cs_mapWallet)
 603     {
 604         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 605         {
 606             const CWalletTx& wtx = (*it).second;
 607             if (wtx.IsCoinBase() || !wtx.IsFinal())
 608                 continue;
 609
 610             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 611                 if (setPubKey.count(txout.scriptPubKey))
 612                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 613                         nAmount += txout.nValue;
 614         }
 615     }
 616
 617     return (double)nAmount / (double)COIN;
 618 }
 619
 620
 621 int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
 622 {
 623     int64 nBalance = 0;
 624     CRITICAL_BLOCK(cs_mapWallet)
 625     {
 626         // Tally wallet transactions
 627         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 628         {
 629             const CWalletTx& wtx = (*it).second;
 630             if (!wtx.IsFinal())
 631                 continue;
 632
 633             int64 nGenerated, nReceived, nSent, nFee;
 634             wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
 635
 636             if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
 637                 nBalance += nReceived;
 638             nBalance += nGenerated - nSent - nFee;
 639         }
 640
 641         // Tally internal accounting entries
 642         nBalance += walletdb.GetAccountCreditDebit(strAccount);
 643     }
 644
 645     return nBalance;
 646 }
 647
 648 int64 GetAccountBalance(const string& strAccount, int nMinDepth)
 649 {
 650     CWalletDB walletdb;
 651     return GetAccountBalance(walletdb, strAccount, nMinDepth);
 652 }
 653
 654
 655 Value getbalance(const Array& params, bool fHelp)
 656 {
 657     if (fHelp || params.size() < 0 || params.size() > 2)
 658         throw runtime_error(
 659             "getbalance [account] [minconf=1]\n"
 660             "If [account] is not specified, returns the server's total available balance.\n"
 661             "If [account] is specified, returns the balance in the account.");
 662
 663     if (params.size() == 0)
 664         return  ValueFromAmount(GetBalance());
 665
 666     int nMinDepth = 1;
 667     if (params.size() > 1)
 668         nMinDepth = params[1].get_int();
 669
 670     if (params[0].get_str() == "*") {
 671         // Calculate total balance a different way from GetBalance()
 672         // (GetBalance() sums up all unspent TxOuts)
 673         // getbalance and getbalance '*' should always return the same number.
 674         int64 nBalance = 0;
 675         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 676         {
 677             const CWalletTx& wtx = (*it).second;
 678             if (!wtx.IsFinal())
 679                 continue;
 680
 681             int64 allGeneratedImmature, allGeneratedMature, allFee;
 682             allGeneratedImmature = allGeneratedMature = allFee = 0;
 683             string strSentAccount;
 684             list<pair<string, int64> > listReceived;
 685             list<pair<string, int64> > listSent;
 686             wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
 687             if (wtx.GetDepthInMainChain() >= nMinDepth)
 688                 BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listReceived)
 689                     nBalance += r.second;
 690             BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listSent)
 691                 nBalance -= r.second;
 692             nBalance -= allFee;
 693             nBalance += allGeneratedMature;
 694         }
 695         return  ValueFromAmount(nBalance);
 696     }
 697
 698     string strAccount = AccountFromValue(params[0]);
 699
 700     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 701
 702     return ValueFromAmount(nBalance);
 703 }
 704
 705
 706 Value movecmd(const Array& params, bool fHelp)
 707 {
 708     if (fHelp || params.size() < 3 || params.size() > 5)
 709         throw runtime_error(
 710             "move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
 711             "Move from one account in your wallet to another.");
 712
 713     string strFrom = AccountFromValue(params[0]);
 714     string strTo = AccountFromValue(params[1]);
 715     int64 nAmount = AmountFromValue(params[2]);
 716     int nMinDepth = 1;
 717     if (params.size() > 3)
 718         nMinDepth = params[3].get_int();
 719     string strComment;
 720     if (params.size() > 4)
 721         strComment = params[4].get_str();
 722
 723     CRITICAL_BLOCK(cs_mapWallet)
 724     {
 725         CWalletDB walletdb;
 726         walletdb.TxnBegin();
 727
 728         int64 nNow = GetAdjustedTime();
 729
 730         // Debit
 731         CAccountingEntry debit;
 732         debit.strAccount = strFrom;
 733         debit.nCreditDebit = -nAmount;
 734         debit.nTime = nNow;
 735         debit.strOtherAccount = strTo;
 736         debit.strComment = strComment;
 737         walletdb.WriteAccountingEntry(debit);
 738
 739         // Credit
 740         CAccountingEntry credit;
 741         credit.strAccount = strTo;
 742         credit.nCreditDebit = nAmount;
 743         credit.nTime = nNow;
 744         credit.strOtherAccount = strFrom;
 745         credit.strComment = strComment;
 746         walletdb.WriteAccountingEntry(credit);
 747
 748         walletdb.TxnCommit();
 749     }
 750     return true;
 751 }
 752
 753
 754 Value sendfrom(const Array& params, bool fHelp)
 755 {
 756     if (fHelp || params.size() < 3 || params.size() > 6)
 757         throw runtime_error(
 758             "sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 759             "<amount> is a real and is rounded to the nearest 0.00000001");
 760
 761     string strAccount = AccountFromValue(params[0]);
 762     string strAddress = params[1].get_str();
 763     int64 nAmount = AmountFromValue(params[2]);
 764     int nMinDepth = 1;
 765     if (params.size() > 3)
 766         nMinDepth = params[3].get_int();
 767
 768     CWalletTx wtx;
 769     wtx.strFromAccount = strAccount;
 770     if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
 771         wtx.mapValue["comment"] = params[4].get_str();
 772     if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
 773         wtx.mapValue["to"]      = params[5].get_str();
 774
 775     CRITICAL_BLOCK(cs_main)
 776     CRITICAL_BLOCK(cs_mapWallet)
 777     {
 778         // Check funds
 779         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 780         if (nAmount > nBalance)
 781             throw JSONRPCError(-6, "Account has insufficient funds");
 782
 783         // Send
 784         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 785         if (strError != "")
 786             throw JSONRPCError(-4, strError);
 787     }
 788
 789     return wtx.GetHash().GetHex();
 790 }
 791
 792 Value sendmany(const Array& params, bool fHelp)
 793 {
 794     if (fHelp || params.size() < 2 || params.size() > 4)
 795         throw runtime_error(
 796             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 797             "amounts are double-precision floating point numbers");
 798
 799     string strAccount = AccountFromValue(params[0]);
 800     Object sendTo = params[1].get_obj();
 801     int nMinDepth = 1;
 802     if (params.size() > 2)
 803         nMinDepth = params[2].get_int();
 804
 805     CWalletTx wtx;
 806     wtx.strFromAccount = strAccount;
 807     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 808         wtx.mapValue["comment"] = params[3].get_str();
 809
 810     set<string> setAddress;
 811     vector<pair<CScript, int64> > vecSend;
 812
 813     int64 totalAmount = 0;
 814     BOOST_FOREACH(const Pair& s, sendTo)
 815     {
 816         uint160 hash160;
 817         string strAddress = s.name_;
 818
 819         if (setAddress.count(strAddress))
 820             throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+strAddress);
 821         setAddress.insert(strAddress);
 822
 823         CScript scriptPubKey;
 824         if (!scriptPubKey.SetBitcoinAddress(strAddress))
 825             throw JSONRPCError(-5, string("Invalid bitcoin address:")+strAddress);
 826         int64 nAmount = AmountFromValue(s.value_);
 827         totalAmount += nAmount;
 828
 829         vecSend.push_back(make_pair(scriptPubKey, nAmount));
 830     }
 831
 832     CRITICAL_BLOCK(cs_main)
 833     CRITICAL_BLOCK(cs_mapWallet)
 834     {
 835         // Check funds
 836         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 837         if (totalAmount > nBalance)
 838             throw JSONRPCError(-6, "Account has insufficient funds");
 839
 840         // Send
 841         CReserveKey keyChange;
 842         int64 nFeeRequired = 0;
 843         bool fCreated = CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
 844         if (!fCreated)
 845         {
 846             if (totalAmount + nFeeRequired > GetBalance())
 847                 throw JSONRPCError(-6, "Insufficient funds");
 848             throw JSONRPCError(-4, "Transaction creation failed");
 849         }
 850         if (!CommitTransaction(wtx, keyChange))
 851             throw JSONRPCError(-4, "Transaction commit failed");
 852     }
 853
 854     return wtx.GetHash().GetHex();
 855 }
 856
 857
 858 struct tallyitem
 859 {
 860     int64 nAmount;
 861     int nConf;
 862     tallyitem()
 863     {
 864         nAmount = 0;
 865         nConf = INT_MAX;
 866     }
 867 };
 868
 869 Value ListReceived(const Array& params, bool fByAccounts)
 870 {
 871     // Minimum confirmations
 872     int nMinDepth = 1;
 873     if (params.size() > 0)
 874         nMinDepth = params[0].get_int();
 875
 876     // Whether to include empty accounts
 877     bool fIncludeEmpty = false;
 878     if (params.size() > 1)
 879         fIncludeEmpty = params[1].get_bool();
 880
 881     // Tally
 882     map<uint160, tallyitem> mapTally;
 883     CRITICAL_BLOCK(cs_mapWallet)
 884     {
 885         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 886         {
 887             const CWalletTx& wtx = (*it).second;
 888             if (wtx.IsCoinBase() || !wtx.IsFinal())
 889                 continue;
 890
 891             int nDepth = wtx.GetDepthInMainChain();
 892             if (nDepth < nMinDepth)
 893                 continue;
 894
 895             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 896             {
 897                 // Only counting our own bitcoin addresses and not ip addresses
 898                 uint160 hash160 = txout.scriptPubKey.GetBitcoinAddressHash160();
 899                 if (hash160 == 0 || !mapPubKeys.count(hash160)) // IsMine
 900                     continue;
 901
 902                 tallyitem& item = mapTally[hash160];
 903                 item.nAmount += txout.nValue;
 904                 item.nConf = min(item.nConf, nDepth);
 905             }
 906         }
 907     }
 908
 909     // Reply
 910     Array ret;
 911     map<string, tallyitem> mapAccountTally;
 912     CRITICAL_BLOCK(cs_mapAddressBook)
 913     {
 914         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 915         {
 916             const string& strAddress = item.first;
 917             const string& strAccount = item.second;
 918             uint160 hash160;
 919             if (!AddressToHash160(strAddress, hash160))
 920                 continue;
 921             map<uint160, tallyitem>::iterator it = mapTally.find(hash160);
 922             if (it == mapTally.end() && !fIncludeEmpty)
 923                 continue;
 924
 925             int64 nAmount = 0;
 926             int nConf = INT_MAX;
 927             if (it != mapTally.end())
 928             {
 929                 nAmount = (*it).second.nAmount;
 930                 nConf = (*it).second.nConf;
 931             }
 932
 933             if (fByAccounts)
 934             {
 935                 tallyitem& item = mapAccountTally[strAccount];
 936                 item.nAmount += nAmount;
 937                 item.nConf = min(item.nConf, nConf);
 938             }
 939             else
 940             {
 941                 Object obj;
 942                 obj.push_back(Pair("address",       strAddress));
 943                 obj.push_back(Pair("account",       strAccount));
 944                 obj.push_back(Pair("label",         strAccount)); // deprecated
 945                 obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 946                 obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 947                 ret.push_back(obj);
 948             }
 949         }
 950     }
 951
 952     if (fByAccounts)
 953     {
 954         for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
 955         {
 956             int64 nAmount = (*it).second.nAmount;
 957             int nConf = (*it).second.nConf;
 958             Object obj;
 959             obj.push_back(Pair("account",       (*it).first));
 960             obj.push_back(Pair("label",         (*it).first)); // deprecated
 961             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 962             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 963             ret.push_back(obj);
 964         }
 965     }
 966
 967     return ret;
 968 }
 969
 970 Value listreceivedbyaddress(const Array& params, bool fHelp)
 971 {
 972     if (fHelp || params.size() > 2)
 973         throw runtime_error(
 974             "listreceivedbyaddress [minconf=1] [includeempty=false]\n"
 975             "[minconf] is the minimum number of confirmations before payments are included.\n"
 976             "[includeempty] whether to include addresses that haven't received any payments.\n"
 977             "Returns an array of objects containing:\n"
 978             "  \"address\" : receiving address\n"
 979             "  \"account\" : the account of the receiving address\n"
 980             "  \"amount\" : total amount received by the address\n"
 981             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 982
 983     return ListReceived(params, false);
 984 }
 985
 986 Value listreceivedbyaccount(const Array& params, bool fHelp)
 987 {
 988     if (fHelp || params.size() > 2)
 989         throw runtime_error(
 990             "listreceivedbyaccount [minconf=1] [includeempty=false]\n"
 991             "[minconf] is the minimum number of confirmations before payments are included.\n"
 992             "[includeempty] whether to include accounts that haven't received any payments.\n"
 993             "Returns an array of objects containing:\n"
 994             "  \"account\" : the account of the receiving addresses\n"
 995             "  \"amount\" : total amount received by addresses with this account\n"
 996             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 997
 998     return ListReceived(params, true);
 999 }
1000
1001 void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
1002 {
1003     int64 nGeneratedImmature, nGeneratedMature, nFee;
1004     string strSentAccount;
1005     list<pair<string, int64> > listReceived;
1006     list<pair<string, int64> > listSent;
1007     wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1008
1009     bool fAllAccounts = (strAccount == string("*"));
1010
1011     // Generated blocks assigned to account ""
1012     if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
1013     {
1014         Object entry;
1015         entry.push_back(Pair("account", string("")));
1016         if (nGeneratedImmature)
1017         {
1018             entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
1019             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
1020         }
1021         else
1022         {
1023             entry.push_back(Pair("category", "generate"));
1024             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
1025         }
1026         if (fLong)
1027             WalletTxToJSON(wtx, entry);
1028         ret.push_back(entry);
1029     }
1030
1031     // Sent
1032     if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
1033     {
1034         BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1035         {
1036             Object entry;
1037             entry.push_back(Pair("account", strSentAccount));
1038             entry.push_back(Pair("address", s.first));
1039             entry.push_back(Pair("category", "send"));
1040             entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
1041             entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
1042             if (fLong)
1043                 WalletTxToJSON(wtx, entry);
1044             ret.push_back(entry);
1045         }
1046     }
1047
1048     // Received
1049     if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
1050         CRITICAL_BLOCK(cs_mapAddressBook)
1051         {
1052             BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1053             {
1054                 string account;
1055                 if (mapAddressBook.count(r.first))
1056                     account = mapAddressBook[r.first];
1057                 if (fAllAccounts || (account == strAccount))
1058                 {
1059                     Object entry;
1060                     entry.push_back(Pair("account", account));
1061                     entry.push_back(Pair("address", r.first));
1062                     entry.push_back(Pair("category", "receive"));
1063                     entry.push_back(Pair("amount", ValueFromAmount(r.second)));
1064                     if (fLong)
1065                         WalletTxToJSON(wtx, entry);
1066                     ret.push_back(entry);
1067                 }
1068             }
1069         }
1070
1071 }
1072
1073 void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
1074 {
1075     bool fAllAccounts = (strAccount == string("*"));
1076
1077     if (fAllAccounts || acentry.strAccount == strAccount)
1078     {
1079         Object entry;
1080         entry.push_back(Pair("account", acentry.strAccount));
1081         entry.push_back(Pair("category", "move"));
1082         entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
1083         entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
1084         entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
1085         entry.push_back(Pair("comment", acentry.strComment));
1086         ret.push_back(entry);
1087     }
1088 }
1089
1090 Value listtransactions(const Array& params, bool fHelp)
1091 {
1092     if (fHelp || params.size() > 3)
1093         throw runtime_error(
1094             "listtransactions [account] [count=10] [from=0]\n"
1095             "Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
1096
1097     string strAccount = "*";
1098     if (params.size() > 0)
1099         strAccount = params[0].get_str();
1100     int nCount = 10;
1101     if (params.size() > 1)
1102         nCount = params[1].get_int();
1103     int nFrom = 0;
1104     if (params.size() > 2)
1105         nFrom = params[2].get_int();
1106
1107     Array ret;
1108     CWalletDB walletdb;
1109
1110     CRITICAL_BLOCK(cs_mapWallet)
1111     {
1112         // Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
1113         typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
1114         typedef multimap<int64, TxPair > TxItems;
1115         TxItems txByTime;
1116
1117         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1118         {
1119             CWalletTx* wtx = &((*it).second);
1120             txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
1121         }
1122         list<CAccountingEntry> acentries;
1123         walletdb.ListAccountCreditDebit(strAccount, acentries);
1124         BOOST_FOREACH(CAccountingEntry& entry, acentries)
1125         {
1126             txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
1127         }
1128
1129         // Now: iterate backwards until we have nCount items to return:
1130         TxItems::reverse_iterator it = txByTime.rbegin();
1131         for (std::advance(it, nFrom); it != txByTime.rend(); ++it)
1132         {
1133             CWalletTx *const pwtx = (*it).second.first;
1134             if (pwtx != 0)
1135                 ListTransactions(*pwtx, strAccount, 0, true, ret);
1136             CAccountingEntry *const pacentry = (*it).second.second;
1137             if (pacentry != 0)
1138                 AcentryToJSON(*pacentry, strAccount, ret);
1139
1140             if (ret.size() >= nCount) break;
1141         }
1142         // ret is now newest to oldest
1143     }
1144
1145     // Make sure we return only last nCount items (sends-to-self might give us an extra):
1146     if (ret.size() > nCount)
1147     {
1148         Array::iterator last = ret.begin();
1149         std::advance(last, nCount);
1150         ret.erase(last, ret.end());
1151     }
1152     std::reverse(ret.begin(), ret.end()); // oldest to newest
1153
1154     return ret;
1155 }
1156
1157 Value listaccounts(const Array& params, bool fHelp)
1158 {
1159     if (fHelp || params.size() > 1)
1160         throw runtime_error(
1161             "listaccounts [minconf=1]\n"
1162             "Returns Object that has account names as keys, account balances as values.");
1163
1164     int nMinDepth = 1;
1165     if (params.size() > 0)
1166         nMinDepth = params[0].get_int();
1167
1168     map<string, int64> mapAccountBalances;
1169     CRITICAL_BLOCK(cs_mapWallet)
1170     CRITICAL_BLOCK(cs_mapAddressBook)
1171     {
1172         BOOST_FOREACH(const PAIRTYPE(string, string)& entry, mapAddressBook) {
1173             uint160 hash160;
1174             if(AddressToHash160(entry.first, hash160) && mapPubKeys.count(hash160)) // This address belongs to me
1175                 mapAccountBalances[entry.second] = 0;
1176         }
1177
1178         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1179         {
1180             const CWalletTx& wtx = (*it).second;
1181             int64 nGeneratedImmature, nGeneratedMature, nFee;
1182             string strSentAccount;
1183             list<pair<string, int64> > listReceived;
1184             list<pair<string, int64> > listSent;
1185             wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1186             mapAccountBalances[strSentAccount] -= nFee;
1187             BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1188                 mapAccountBalances[strSentAccount] -= s.second;
1189             if (wtx.GetDepthInMainChain() >= nMinDepth)
1190             {
1191                 mapAccountBalances[""] += nGeneratedMature;
1192                 BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1193                     if (mapAddressBook.count(r.first))
1194                         mapAccountBalances[mapAddressBook[r.first]] += r.second;
1195                     else
1196                         mapAccountBalances[""] += r.second;
1197             }
1198         }
1199     }
1200
1201     list<CAccountingEntry> acentries;
1202     CWalletDB().ListAccountCreditDebit("*", acentries);
1203     BOOST_FOREACH(const CAccountingEntry& entry, acentries)
1204         mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
1205
1206     Object ret;
1207     BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
1208         ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
1209     }
1210     return ret;
1211 }
1212
1213 Value gettransaction(const Array& params, bool fHelp)
1214 {
1215     if (fHelp || params.size() != 1)
1216         throw runtime_error(
1217             "gettransaction <txid>\n"
1218             "Get detailed information about <txid>");
1219
1220     uint256 hash;
1221     hash.SetHex(params[0].get_str());
1222
1223     Object entry;
1224     CRITICAL_BLOCK(cs_mapWallet)
1225     {
1226         if (!mapWallet.count(hash))
1227             throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
1228         const CWalletTx& wtx = mapWallet[hash];
1229
1230         int64 nCredit = wtx.GetCredit();
1231         int64 nDebit = wtx.GetDebit();
1232         int64 nNet = nCredit - nDebit;
1233         int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
1234
1235         entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
1236         if (wtx.IsFromMe())
1237             entry.push_back(Pair("fee", ValueFromAmount(nFee)));
1238
1239         WalletTxToJSON(mapWallet[hash], entry);
1240
1241         Array details;
1242         ListTransactions(mapWallet[hash], "*", 0, false, details);
1243         entry.push_back(Pair("details", details));
1244     }
1245
1246     return entry;
1247 }
1248
1249
1250 Value backupwallet(const Array& params, bool fHelp)
1251 {
1252     if (fHelp || params.size() != 1)
1253         throw runtime_error(
1254             "backupwallet <destination>\n"
1255             "Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
1256
1257     string strDest = params[0].get_str();
1258     BackupWallet(strDest);
1259
1260     return Value::null;
1261 }
1262
1263
1264 Value validateaddress(const Array& params, bool fHelp)
1265 {
1266     if (fHelp || params.size() != 1)
1267         throw runtime_error(
1268             "validateaddress <bitcoinaddress>\n"
1269             "Return information about <bitcoinaddress>.");
1270
1271     string strAddress = params[0].get_str();
1272     uint160 hash160;
1273     bool isValid = AddressToHash160(strAddress, hash160);
1274
1275     Object ret;
1276     ret.push_back(Pair("isvalid", isValid));
1277     if (isValid)
1278     {
1279         // Call Hash160ToAddress() so we always return current ADDRESSVERSION
1280         // version of the address:
1281         string currentAddress = Hash160ToAddress(hash160);
1282         ret.push_back(Pair("address", currentAddress));
1283         ret.push_back(Pair("ismine", (mapPubKeys.count(hash160) > 0)));
1284         CRITICAL_BLOCK(cs_mapAddressBook)
1285         {
1286             if (mapAddressBook.count(currentAddress))
1287                 ret.push_back(Pair("account", mapAddressBook[currentAddress]));
1288         }
1289     }
1290     return ret;
1291 }
1292
1293
1294 Value getwork(const Array& params, bool fHelp)
1295 {
1296     if (fHelp || params.size() > 1)
1297         throw runtime_error(
1298             "getwork [data]\n"
1299             "If [data] is not specified, returns formatted hash data to work on:\n"
1300             "  \"midstate\" : precomputed hash state after hashing the first half of the data\n"
1301             "  \"data\" : block data\n"
1302             "  \"hash1\" : formatted hash buffer for second hash\n"
1303             "  \"target\" : little endian hash target\n"
1304             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1305
1306     if (vNodes.empty())
1307         throw JSONRPCError(-9, "Bitcoin is not connected!");
1308
1309     if (IsInitialBlockDownload())
1310         throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
1311
1312     static map<uint256, pair<CBlock*, unsigned int> > mapNewBlock;
1313     static vector<CBlock*> vNewBlock;
1314     static CReserveKey reservekey;
1315
1316     if (params.size() == 0)
1317     {
1318         // Update block
1319         static unsigned int nTransactionsUpdatedLast;
1320         static CBlockIndex* pindexPrev;
1321         static int64 nStart;
1322         static CBlock* pblock;
1323         if (pindexPrev != pindexBest ||
1324             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
1325         {
1326             if (pindexPrev != pindexBest)
1327             {
1328                 // Deallocate old blocks since they're obsolete now
1329                 mapNewBlock.clear();
1330                 BOOST_FOREACH(CBlock* pblock, vNewBlock)
1331                     delete pblock;
1332                 vNewBlock.clear();
1333             }
1334             nTransactionsUpdatedLast = nTransactionsUpdated;
1335             pindexPrev = pindexBest;
1336             nStart = GetTime();
1337
1338             // Create new block
1339             pblock = CreateNewBlock(reservekey);
1340             if (!pblock)
1341                 throw JSONRPCError(-7, "Out of memory");
1342             vNewBlock.push_back(pblock);
1343         }
1344
1345         // Update nTime
1346         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1347         pblock->nNonce = 0;
1348
1349         // Update nExtraNonce
1350         static unsigned int nExtraNonce = 0;
1351         static int64 nPrevTime = 0;
1352         IncrementExtraNonce(pblock, pindexPrev, nExtraNonce, nPrevTime);
1353
1354         // Save
1355         mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, nExtraNonce);
1356
1357         // Prebuild hash buffers
1358         char pmidstate[32];
1359         char pdata[128];
1360         char phash1[64];
1361         FormatHashBuffers(pblock, pmidstate, pdata, phash1);
1362
1363         uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
1364
1365         Object result;
1366         result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate))));
1367         result.push_back(Pair("data",     HexStr(BEGIN(pdata), END(pdata))));
1368         result.push_back(Pair("hash1",    HexStr(BEGIN(phash1), END(phash1))));
1369         result.push_back(Pair("target",   HexStr(BEGIN(hashTarget), END(hashTarget))));
1370         return result;
1371     }
1372     else
1373     {
1374         // Parse parameters
1375         vector<unsigned char> vchData = ParseHex(params[0].get_str());
1376         if (vchData.size() != 128)
1377             throw JSONRPCError(-8, "Invalid parameter");
1378         CBlock* pdata = (CBlock*)&vchData[0];
1379
1380         // Byte reverse
1381         for (int i = 0; i < 128/4; i++)
1382             ((unsigned int*)pdata)[i] = CryptoPP::ByteReverse(((unsigned int*)pdata)[i]);
1383
1384         // Get saved block
1385         if (!mapNewBlock.count(pdata->hashMerkleRoot))
1386             return false;
1387         CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
1388         unsigned int nExtraNonce = mapNewBlock[pdata->hashMerkleRoot].second;
1389
1390         pblock->nTime = pdata->nTime;
1391         pblock->nNonce = pdata->nNonce;
1392         pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nBits << CBigNum(nExtraNonce);
1393         pblock->hashMerkleRoot = pblock->BuildMerkleTree();
1394
1395         return CheckWork(pblock, reservekey);
1396     }
1397 }
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409 //
1410 // Call Table
1411 //
1412
1413 pair<string, rpcfn_type> pCallTable[] =
1414 {
1415     make_pair("help",                  &help),
1416     make_pair("stop",                  &stop),
1417     make_pair("getblockcount",         &getblockcount),
1418     make_pair("getblocknumber",        &getblocknumber),
1419     make_pair("getconnectioncount",    &getconnectioncount),
1420     make_pair("getdifficulty",         &getdifficulty),
1421     make_pair("getgenerate",           &getgenerate),
1422     make_pair("setgenerate",           &setgenerate),
1423     make_pair("gethashespersec",       &gethashespersec),
1424     make_pair("getinfo",               &getinfo),
1425     make_pair("getnewaddress",         &getnewaddress),
1426     make_pair("getaccountaddress",     &getaccountaddress),
1427     make_pair("setaccount",            &setaccount),
1428     make_pair("setlabel",              &setaccount), // deprecated
1429     make_pair("getaccount",            &getaccount),
1430     make_pair("getlabel",              &getaccount), // deprecated
1431     make_pair("getaddressesbyaccount", &getaddressesbyaccount),
1432     make_pair("getaddressesbylabel",   &getaddressesbyaccount), // deprecated
1433     make_pair("sendtoaddress",         &sendtoaddress),
1434     make_pair("getamountreceived",     &getreceivedbyaddress), // deprecated, renamed to getreceivedbyaddress
1435     make_pair("getallreceived",        &listreceivedbyaddress), // deprecated, renamed to listreceivedbyaddress
1436     make_pair("getreceivedbyaddress",  &getreceivedbyaddress),
1437     make_pair("getreceivedbyaccount",  &getreceivedbyaccount),
1438     make_pair("getreceivedbylabel",    &getreceivedbyaccount), // deprecated
1439     make_pair("listreceivedbyaddress", &listreceivedbyaddress),
1440     make_pair("listreceivedbyaccount", &listreceivedbyaccount),
1441     make_pair("listreceivedbylabel",   &listreceivedbyaccount), // deprecated
1442     make_pair("backupwallet",          &backupwallet),
1443     make_pair("validateaddress",       &validateaddress),
1444     make_pair("getbalance",            &getbalance),
1445     make_pair("move",                  &movecmd),
1446     make_pair("sendfrom",              &sendfrom),
1447     make_pair("sendmany",              &sendmany),
1448     make_pair("gettransaction",        &gettransaction),
1449     make_pair("listtransactions",      &listtransactions),
1450     make_pair("getwork",               &getwork),
1451     make_pair("listaccounts",          &listaccounts),
1452     make_pair("settxfee",              &settxfee),
1453 };
1454 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
1455
1456 string pAllowInSafeMode[] =
1457 {
1458     "help",
1459     "stop",
1460     "getblockcount",
1461     "getblocknumber",
1462     "getconnectioncount",
1463     "getdifficulty",
1464     "getgenerate",
1465     "setgenerate",
1466     "gethashespersec",
1467     "getinfo",
1468     "getnewaddress",
1469     "getaccountaddress",
1470     "setlabel",
1471     "getaccount",
1472     "getlabel", // deprecated
1473     "getaddressesbyaccount",
1474     "getaddressesbylabel", // deprecated
1475     "backupwallet",
1476     "validateaddress",
1477     "getwork",
1478 };
1479 set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
1480
1481
1482
1483
1484 //
1485 // HTTP protocol
1486 //
1487 // This ain't Apache.  We're just using HTTP header for the length field
1488 // and to be compatible with other JSON-RPC implementations.
1489 //
1490
1491 string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
1492 {
1493     ostringstream s;
1494     s << "POST / HTTP/1.1\r\n"
1495       << "User-Agent: bitcoin-json-rpc/" << FormatFullVersion() << "\r\n"
1496       << "Host: 127.0.0.1\r\n"
1497       << "Content-Type: application/json\r\n"
1498       << "Content-Length: " << strMsg.size() << "\r\n"
1499       << "Accept: application/json\r\n";
1500     BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
1501         s << item.first << ": " << item.second << "\r\n";
1502     s << "\r\n" << strMsg;
1503
1504     return s.str();
1505 }
1506
1507 string rfc1123Time()
1508 {
1509     char buffer[64];
1510     time_t now;
1511     time(&now);
1512     struct tm* now_gmt = gmtime(&now);
1513     string locale(setlocale(LC_TIME, NULL));
1514     setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
1515     strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
1516     setlocale(LC_TIME, locale.c_str());
1517     return string(buffer);
1518 }
1519
1520 string HTTPReply(int nStatus, const string& strMsg)
1521 {
1522     if (nStatus == 401)
1523         return strprintf("HTTP/1.0 401 Authorization Required\r\n"
1524             "Date: %s\r\n"
1525             "Server: bitcoin-json-rpc/%s\r\n"
1526             "WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
1527             "Content-Type: text/html\r\n"
1528             "Content-Length: 296\r\n"
1529             "\r\n"
1530             "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
1531             "\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
1532             "<HTML>\r\n"
1533             "<HEAD>\r\n"
1534             "<TITLE>Error</TITLE>\r\n"
1535             "<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
1536             "</HEAD>\r\n"
1537             "<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
1538             "</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
1539     string strStatus;
1540          if (nStatus == 200) strStatus = "OK";
1541     else if (nStatus == 400) strStatus = "Bad Request";
1542     else if (nStatus == 404) strStatus = "Not Found";
1543     else if (nStatus == 500) strStatus = "Internal Server Error";
1544     return strprintf(
1545             "HTTP/1.1 %d %s\r\n"
1546             "Date: %s\r\n"
1547             "Connection: close\r\n"
1548             "Content-Length: %d\r\n"
1549             "Content-Type: application/json\r\n"
1550             "Server: bitcoin-json-rpc/%s\r\n"
1551             "\r\n"
1552             "%s",
1553         nStatus,
1554         strStatus.c_str(),
1555         rfc1123Time().c_str(),
1556         strMsg.size(),
1557         FormatFullVersion().c_str(),
1558         strMsg.c_str());
1559 }
1560
1561 int ReadHTTPStatus(std::basic_istream<char>& stream)
1562 {
1563     string str;
1564     getline(stream, str);
1565     vector<string> vWords;
1566     boost::split(vWords, str, boost::is_any_of(" "));
1567     if (vWords.size() < 2)
1568         return 500;
1569     return atoi(vWords[1].c_str());
1570 }
1571
1572 int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
1573 {
1574     int nLen = 0;
1575     loop
1576     {
1577         string str;
1578         std::getline(stream, str);
1579         if (str.empty() || str == "\r")
1580             break;
1581         string::size_type nColon = str.find(":");
1582         if (nColon != string::npos)
1583         {
1584             string strHeader = str.substr(0, nColon);
1585             boost::trim(strHeader);
1586             boost::to_lower(strHeader);
1587             string strValue = str.substr(nColon+1);
1588             boost::trim(strValue);
1589             mapHeadersRet[strHeader] = strValue;
1590             if (strHeader == "content-length")
1591                 nLen = atoi(strValue.c_str());
1592         }
1593     }
1594     return nLen;
1595 }
1596
1597 int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
1598 {
1599     mapHeadersRet.clear();
1600     strMessageRet = "";
1601
1602     // Read status
1603     int nStatus = ReadHTTPStatus(stream);
1604
1605     // Read header
1606     int nLen = ReadHTTPHeader(stream, mapHeadersRet);
1607     if (nLen < 0 || nLen > MAX_SIZE)
1608         return 500;
1609
1610     // Read message
1611     if (nLen > 0)
1612     {
1613         vector<char> vch(nLen);
1614         stream.read(&vch[0], nLen);
1615         strMessageRet = string(vch.begin(), vch.end());
1616     }
1617
1618     return nStatus;
1619 }
1620
1621 string EncodeBase64(string s)
1622 {
1623     BIO *b64, *bmem;
1624     BUF_MEM *bptr;
1625
1626     b64 = BIO_new(BIO_f_base64());
1627     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1628     bmem = BIO_new(BIO_s_mem());
1629     b64 = BIO_push(b64, bmem);
1630     BIO_write(b64, s.c_str(), s.size());
1631     BIO_flush(b64);
1632     BIO_get_mem_ptr(b64, &bptr);
1633
1634     string result(bptr->data, bptr->length);
1635     BIO_free_all(b64);
1636
1637     return result;
1638 }
1639
1640 string DecodeBase64(string s)
1641 {
1642     BIO *b64, *bmem;
1643
1644     char* buffer = static_cast<char*>(calloc(s.size(), sizeof(char)));
1645
1646     b64 = BIO_new(BIO_f_base64());
1647     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1648     bmem = BIO_new_mem_buf(const_cast<char*>(s.c_str()), s.size());
1649     bmem = BIO_push(b64, bmem);
1650     BIO_read(bmem, buffer, s.size());
1651     BIO_free_all(bmem);
1652
1653     string result(buffer);
1654     free(buffer);
1655     return result;
1656 }
1657
1658 bool HTTPAuthorized(map<string, string>& mapHeaders)
1659 {
1660     string strAuth = mapHeaders["authorization"];
1661     if (strAuth.substr(0,6) != "Basic ")
1662         return false;
1663     string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
1664     string strUserPass = DecodeBase64(strUserPass64);
1665     string::size_type nColon = strUserPass.find(":");
1666     if (nColon == string::npos)
1667         return false;
1668     string strUser = strUserPass.substr(0, nColon);
1669     string strPassword = strUserPass.substr(nColon+1);
1670     return (strUser == mapArgs["-rpcuser"] && strPassword == mapArgs["-rpcpassword"]);
1671 }
1672
1673 //
1674 // JSON-RPC protocol.  Bitcoin speaks version 1.0 for maximum compatibility,
1675 // but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
1676 // unspecified (HTTP errors and contents of 'error').
1677 //
1678 // 1.0 spec: http://json-rpc.org/wiki/specification
1679 // 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
1680 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
1681 //
1682
1683 string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
1684 {
1685     Object request;
1686     request.push_back(Pair("method", strMethod));
1687     request.push_back(Pair("params", params));
1688     request.push_back(Pair("id", id));
1689     return write_string(Value(request), false) + "\n";
1690 }
1691
1692 string JSONRPCReply(const Value& result, const Value& error, const Value& id)
1693 {
1694     Object reply;
1695     if (error.type() != null_type)
1696         reply.push_back(Pair("result", Value::null));
1697     else
1698         reply.push_back(Pair("result", result));
1699     reply.push_back(Pair("error", error));
1700     reply.push_back(Pair("id", id));
1701     return write_string(Value(reply), false) + "\n";
1702 }
1703
1704 void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
1705 {
1706     // Send error reply from json-rpc error object
1707     int nStatus = 500;
1708     int code = find_value(objError, "code").get_int();
1709     if (code == -32600) nStatus = 400;
1710     else if (code == -32601) nStatus = 404;
1711     string strReply = JSONRPCReply(Value::null, objError, id);
1712     stream << HTTPReply(nStatus, strReply) << std::flush;
1713 }
1714
1715 bool ClientAllowed(const string& strAddress)
1716 {
1717     if (strAddress == asio::ip::address_v4::loopback().to_string())
1718         return true;
1719     const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
1720     BOOST_FOREACH(string strAllow, vAllow)
1721         if (WildcardMatch(strAddress, strAllow))
1722             return true;
1723     return false;
1724 }
1725
1726 #ifdef USE_SSL
1727 //
1728 // IOStream device that speaks SSL but can also speak non-SSL
1729 //
1730 class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
1731 public:
1732     SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
1733     {
1734         fUseSSL = fUseSSLIn;
1735         fNeedHandshake = fUseSSLIn;
1736     }
1737
1738     void handshake(ssl::stream_base::handshake_type role)
1739     {
1740         if (!fNeedHandshake) return;
1741         fNeedHandshake = false;
1742         stream.handshake(role);
1743     }
1744     std::streamsize read(char* s, std::streamsize n)
1745     {
1746         handshake(ssl::stream_base::server); // HTTPS servers read first
1747         if (fUseSSL) return stream.read_some(asio::buffer(s, n));
1748         return stream.next_layer().read_some(asio::buffer(s, n));
1749     }
1750     std::streamsize write(const char* s, std::streamsize n)
1751     {
1752         handshake(ssl::stream_base::client); // HTTPS clients write first
1753         if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
1754         return asio::write(stream.next_layer(), asio::buffer(s, n));
1755     }
1756     bool connect(const std::string& server, const std::string& port)
1757     {
1758         ip::tcp::resolver resolver(stream.get_io_service());
1759         ip::tcp::resolver::query query(server.c_str(), port.c_str());
1760         ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
1761         ip::tcp::resolver::iterator end;
1762         boost::system::error_code error = asio::error::host_not_found;
1763         while (error && endpoint_iterator != end)
1764         {
1765             stream.lowest_layer().close();
1766             stream.lowest_layer().connect(*endpoint_iterator++, error);
1767         }
1768         if (error)
1769             return false;
1770         return true;
1771     }
1772
1773 private:
1774     bool fNeedHandshake;
1775     bool fUseSSL;
1776     SSLStream& stream;
1777 };
1778 #endif
1779
1780 void ThreadRPCServer(void* parg)
1781 {
1782     IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
1783     try
1784     {
1785         vnThreadsRunning[4]++;
1786         ThreadRPCServer2(parg);
1787         vnThreadsRunning[4]--;
1788     }
1789     catch (std::exception& e) {
1790         vnThreadsRunning[4]--;
1791         PrintException(&e, "ThreadRPCServer()");
1792     } catch (...) {
1793         vnThreadsRunning[4]--;
1794         PrintException(NULL, "ThreadRPCServer()");
1795     }
1796     printf("ThreadRPCServer exiting\n");
1797 }
1798
1799 void ThreadRPCServer2(void* parg)
1800 {
1801     printf("ThreadRPCServer started\n");
1802
1803     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1804     {
1805         string strWhatAmI = "To use bitcoind";
1806         if (mapArgs.count("-server"))
1807             strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
1808         else if (mapArgs.count("-daemon"))
1809             strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
1810         PrintConsole(
1811             _("Warning: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
1812               "If the file does not exist, create it with owner-readable-only file permissions.\n"),
1813                 strWhatAmI.c_str(),
1814                 GetConfigFile().c_str());
1815         CreateThread(Shutdown, NULL);
1816         return;
1817     }
1818
1819     bool fUseSSL = GetBoolArg("-rpcssl");
1820     asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
1821
1822     asio::io_service io_service;
1823     ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
1824     ip::tcp::acceptor acceptor(io_service, endpoint);
1825
1826     acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
1827
1828 #ifdef USE_SSL
1829     ssl::context context(io_service, ssl::context::sslv23);
1830     if (fUseSSL)
1831     {
1832         context.set_options(ssl::context::no_sslv2);
1833         filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
1834         if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
1835         if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
1836         else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
1837         filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
1838         if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
1839         if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
1840         else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
1841
1842         string ciphers = GetArg("-rpcsslciphers",
1843                                          "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
1844         SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
1845     }
1846 #else
1847     if (fUseSSL)
1848         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1849 #endif
1850
1851     loop
1852     {
1853         // Accept connection
1854 #ifdef USE_SSL
1855         SSLStream sslStream(io_service, context);
1856         SSLIOStreamDevice d(sslStream, fUseSSL);
1857         iostreams::stream<SSLIOStreamDevice> stream(d);
1858 #else
1859         ip::tcp::iostream stream;
1860 #endif
1861
1862         ip::tcp::endpoint peer;
1863         vnThreadsRunning[4]--;
1864 #ifdef USE_SSL
1865         acceptor.accept(sslStream.lowest_layer(), peer);
1866 #else
1867         acceptor.accept(*stream.rdbuf(), peer);
1868 #endif
1869         vnThreadsRunning[4]++;
1870         if (fShutdown)
1871             return;
1872
1873         // Restrict callers by IP
1874         if (!ClientAllowed(peer.address().to_string()))
1875             continue;
1876
1877         map<string, string> mapHeaders;
1878         string strRequest;
1879
1880         boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
1881         if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
1882         {   // Timed out:
1883             acceptor.cancel();
1884             printf("ThreadRPCServer ReadHTTP timeout\n");
1885             continue;
1886         }
1887
1888         // Check authorization
1889         if (mapHeaders.count("authorization") == 0)
1890         {
1891             stream << HTTPReply(401, "") << std::flush;
1892             continue;
1893         }
1894         if (!HTTPAuthorized(mapHeaders))
1895         {
1896             // Deter brute-forcing short passwords
1897             if (mapArgs["-rpcpassword"].size() < 15)
1898                 Sleep(50);
1899
1900             stream << HTTPReply(401, "") << std::flush;
1901             printf("ThreadRPCServer incorrect password attempt\n");
1902             continue;
1903         }
1904
1905         Value id = Value::null;
1906         try
1907         {
1908             // Parse request
1909             Value valRequest;
1910             if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
1911                 throw JSONRPCError(-32700, "Parse error");
1912             const Object& request = valRequest.get_obj();
1913
1914             // Parse id now so errors from here on will have the id
1915             id = find_value(request, "id");
1916
1917             // Parse method
1918             Value valMethod = find_value(request, "method");
1919             if (valMethod.type() == null_type)
1920                 throw JSONRPCError(-32600, "Missing method");
1921             if (valMethod.type() != str_type)
1922                 throw JSONRPCError(-32600, "Method must be a string");
1923             string strMethod = valMethod.get_str();
1924             if (strMethod != "getwork")
1925                 printf("ThreadRPCServer method=%s\n", strMethod.c_str());
1926
1927             // Parse params
1928             Value valParams = find_value(request, "params");
1929             Array params;
1930             if (valParams.type() == array_type)
1931                 params = valParams.get_array();
1932             else if (valParams.type() == null_type)
1933                 params = Array();
1934             else
1935                 throw JSONRPCError(-32600, "Params must be an array");
1936
1937             // Find method
1938             map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
1939             if (mi == mapCallTable.end())
1940                 throw JSONRPCError(-32601, "Method not found");
1941
1942             // Observe safe mode
1943             string strWarning = GetWarnings("rpc");
1944             if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
1945                 throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
1946
1947             try
1948             {
1949                 // Execute
1950                 Value result = (*(*mi).second)(params, false);
1951
1952                 // Send reply
1953                 string strReply = JSONRPCReply(result, Value::null, id);
1954                 stream << HTTPReply(200, strReply) << std::flush;
1955             }
1956             catch (std::exception& e)
1957             {
1958                 ErrorReply(stream, JSONRPCError(-1, e.what()), id);
1959             }
1960         }
1961         catch (Object& objError)
1962         {
1963             ErrorReply(stream, objError, id);
1964         }
1965         catch (std::exception& e)
1966         {
1967             ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
1968         }
1969     }
1970 }
1971
1972
1973
1974
1975 Object CallRPC(const string& strMethod, const Array& params)
1976 {
1977     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1978         throw runtime_error(strprintf(
1979             _("You must set rpcpassword=<password> in the configuration file:\n%s\n"
1980               "If the file does not exist, create it with owner-readable-only file permissions."),
1981                 GetConfigFile().c_str()));
1982
1983     // Connect to localhost
1984     bool fUseSSL = GetBoolArg("-rpcssl");
1985 #ifdef USE_SSL
1986     asio::io_service io_service;
1987     ssl::context context(io_service, ssl::context::sslv23);
1988     context.set_options(ssl::context::no_sslv2);
1989     SSLStream sslStream(io_service, context);
1990     SSLIOStreamDevice d(sslStream, fUseSSL);
1991     iostreams::stream<SSLIOStreamDevice> stream(d);
1992     if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
1993         throw runtime_error("couldn't connect to server");
1994 #else
1995     if (fUseSSL)
1996         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1997
1998     ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332"));
1999     if (stream.fail())
2000         throw runtime_error("couldn't connect to server");
2001 #endif
2002
2003
2004     // HTTP basic authentication
2005     string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
2006     map<string, string> mapRequestHeaders;
2007     mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
2008
2009     // Send request
2010     string strRequest = JSONRPCRequest(strMethod, params, 1);
2011     string strPost = HTTPPost(strRequest, mapRequestHeaders);
2012     stream << strPost << std::flush;
2013
2014     // Receive reply
2015     map<string, string> mapHeaders;
2016     string strReply;
2017     int nStatus = ReadHTTP(stream, mapHeaders, strReply);
2018     if (nStatus == 401)
2019         throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
2020     else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
2021         throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
2022     else if (strReply.empty())
2023         throw runtime_error("no response from server");
2024
2025     // Parse reply
2026     Value valReply;
2027     if (!read_string(strReply, valReply))
2028         throw runtime_error("couldn't parse reply from server");
2029     const Object& reply = valReply.get_obj();
2030     if (reply.empty())
2031         throw runtime_error("expected reply to have result, error and id properties");
2032
2033     return reply;
2034 }
2035
2036
2037
2038
2039 template<typename T>
2040 void ConvertTo(Value& value)
2041 {
2042     if (value.type() == str_type)
2043     {
2044         // reinterpret string as unquoted json value
2045         Value value2;
2046         if (!read_string(value.get_str(), value2))
2047             throw runtime_error("type mismatch");
2048         value = value2.get_value<T>();
2049     }
2050     else
2051     {
2052         value = value.get_value<T>();
2053     }
2054 }
2055
2056 int CommandLineRPC(int argc, char *argv[])
2057 {
2058     string strPrint;
2059     int nRet = 0;
2060     try
2061     {
2062         // Skip switches
2063         while (argc > 1 && IsSwitchChar(argv[1][0]))
2064         {
2065             argc--;
2066             argv++;
2067         }
2068
2069         // Method
2070         if (argc < 2)
2071             throw runtime_error("too few parameters");
2072         string strMethod = argv[1];
2073
2074         // Parameters default to strings
2075         Array params;
2076         for (int i = 2; i < argc; i++)
2077             params.push_back(argv[i]);
2078         int n = params.size();
2079
2080         //
2081         // Special case non-string parameter types
2082         //
2083         if (strMethod == "setgenerate"            && n > 0) ConvertTo<bool>(params[0]);
2084         if (strMethod == "setgenerate"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
2085         if (strMethod == "sendtoaddress"          && n > 1) ConvertTo<double>(params[1]);
2086         if (strMethod == "settxfee"               && n > 0) ConvertTo<double>(params[0]);
2087         if (strMethod == "getamountreceived"      && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2088         if (strMethod == "getreceivedbyaddress"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2089         if (strMethod == "getreceivedbyaccount"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2090         if (strMethod == "getreceivedbylabel"     && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2091         if (strMethod == "getallreceived"         && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2092         if (strMethod == "getallreceived"         && n > 1) ConvertTo<bool>(params[1]);
2093         if (strMethod == "listreceivedbyaddress"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2094         if (strMethod == "listreceivedbyaddress"  && n > 1) ConvertTo<bool>(params[1]);
2095         if (strMethod == "listreceivedbyaccount"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2096         if (strMethod == "listreceivedbyaccount"  && n > 1) ConvertTo<bool>(params[1]);
2097         if (strMethod == "listreceivedbylabel"    && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2098         if (strMethod == "listreceivedbylabel"    && n > 1) ConvertTo<bool>(params[1]); // deprecated
2099         if (strMethod == "getbalance"             && n > 1) ConvertTo<boost::int64_t>(params[1]);
2100         if (strMethod == "move"                   && n > 2) ConvertTo<double>(params[2]);
2101         if (strMethod == "move"                   && n > 3) ConvertTo<boost::int64_t>(params[3]);
2102         if (strMethod == "sendfrom"               && n > 2) ConvertTo<double>(params[2]);
2103         if (strMethod == "sendfrom"               && n > 3) ConvertTo<boost::int64_t>(params[3]);
2104         if (strMethod == "listtransactions"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2105         if (strMethod == "listtransactions"       && n > 2) ConvertTo<boost::int64_t>(params[2]);
2106         if (strMethod == "listaccounts"           && n > 0) ConvertTo<boost::int64_t>(params[0]);
2107         if (strMethod == "sendmany"               && n > 1)
2108         {
2109             string s = params[1].get_str();
2110             Value v;
2111             if (!read_string(s, v) || v.type() != obj_type)
2112                 throw runtime_error("type mismatch");
2113             params[1] = v.get_obj();
2114         }
2115         if (strMethod == "sendmany"                && n > 2) ConvertTo<boost::int64_t>(params[2]);
2116
2117         // Execute
2118         Object reply = CallRPC(strMethod, params);
2119
2120         // Parse reply
2121         const Value& result = find_value(reply, "result");
2122         const Value& error  = find_value(reply, "error");
2123         const Value& id     = find_value(reply, "id");
2124
2125         if (error.type() != null_type)
2126         {
2127             // Error
2128             strPrint = "error: " + write_string(error, false);
2129             int code = find_value(error.get_obj(), "code").get_int();
2130             nRet = abs(code);
2131         }
2132         else
2133         {
2134             // Result
2135             if (result.type() == null_type)
2136                 strPrint = "";
2137             else if (result.type() == str_type)
2138                 strPrint = result.get_str();
2139             else
2140                 strPrint = write_string(result, true);
2141         }
2142     }
2143     catch (std::exception& e)
2144     {
2145         strPrint = string("error: ") + e.what();
2146         nRet = 87;
2147     }
2148     catch (...)
2149     {
2150         PrintException(NULL, "CommandLineRPC()");
2151     }
2152
2153     if (strPrint != "")
2154     {
2155 #if defined(__WXMSW__) && defined(GUI)
2156         // Windows GUI apps can't print to command line,
2157         // so settle for a message box yuck
2158         MyMessageBox(strPrint, "Bitcoin", wxOK);
2159 #else
2160         fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
2161 #endif
2162     }
2163     return nRet;
2164 }
2165
2166
2167
2168
2169 #ifdef TEST
2170 int main(int argc, char *argv[])
2171 {
2172 #ifdef _MSC_VER
2173     // Turn off microsoft heap dump noise
2174     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
2175     _CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
2176 #endif
2177     setbuf(stdin, NULL);
2178     setbuf(stdout, NULL);
2179     setbuf(stderr, NULL);
2180
2181     try
2182     {
2183         if (argc >= 2 && string(argv[1]) == "-server")
2184         {
2185             printf("server ready\n");
2186             ThreadRPCServer(NULL);
2187         }
2188         else
2189         {
2190             return CommandLineRPC(argc, argv);
2191         }
2192     }
2193     catch (std::exception& e) {
2194         PrintException(&e, "main()");
2195     } catch (...) {
2196         PrintException(NULL, "main()");
2197     }
2198     return 0;
2199 }
2200 #endif