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 std::string &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.c_str(), 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
 208     if (pindexBest == NULL)
 209         return 1.0;
 210     int nShift = (pindexBest->nBits >> 24) & 0xff;
 211
 212     double dDiff =
 213         (double)0x0000ffff / (double)(pindexBest->nBits & 0x00ffffff);
 214
 215     while (nShift < 29)
 216     {
 217         dDiff *= 256.0;
 218         nShift++;
 219     }
 220     while (nShift > 29)
 221     {
 222         dDiff /= 256.0;
 223         nShift--;
 224     }
 225
 226     return dDiff;
 227 }
 228
 229 Value getdifficulty(const Array& params, bool fHelp)
 230 {
 231     if (fHelp || params.size() != 0)
 232         throw runtime_error(
 233             "getdifficulty\n"
 234             "Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
 235
 236     return GetDifficulty();
 237 }
 238
 239
 240 Value getgenerate(const Array& params, bool fHelp)
 241 {
 242     if (fHelp || params.size() != 0)
 243         throw runtime_error(
 244             "getgenerate\n"
 245             "Returns true or false.");
 246
 247     return (bool)fGenerateBitcoins;
 248 }
 249
 250
 251 Value setgenerate(const Array& params, bool fHelp)
 252 {
 253     if (fHelp || params.size() < 1 || params.size() > 2)
 254         throw runtime_error(
 255             "setgenerate <generate> [genproclimit]\n"
 256             "<generate> is true or false to turn generation on or off.\n"
 257             "Generation is limited to [genproclimit] processors, -1 is unlimited.");
 258
 259     bool fGenerate = true;
 260     if (params.size() > 0)
 261         fGenerate = params[0].get_bool();
 262
 263     if (params.size() > 1)
 264     {
 265         int nGenProcLimit = params[1].get_int();
 266         fLimitProcessors = (nGenProcLimit != -1);
 267         CWalletDB().WriteSetting("fLimitProcessors", fLimitProcessors);
 268         if (nGenProcLimit != -1)
 269             CWalletDB().WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
 270         if (nGenProcLimit == 0)
 271             fGenerate = false;
 272     }
 273
 274     GenerateBitcoins(fGenerate);
 275     return Value::null;
 276 }
 277
 278
 279 Value gethashespersec(const Array& params, bool fHelp)
 280 {
 281     if (fHelp || params.size() != 0)
 282         throw runtime_error(
 283             "gethashespersec\n"
 284             "Returns a recent hashes per second performance measurement while generating.");
 285
 286     if (GetTimeMillis() - nHPSTimerStart > 8000)
 287         return (boost::int64_t)0;
 288     return (boost::int64_t)dHashesPerSec;
 289 }
 290
 291
 292 Value getinfo(const Array& params, bool fHelp)
 293 {
 294     if (fHelp || params.size() != 0)
 295         throw runtime_error(
 296             "getinfo\n"
 297             "Returns an object containing various state info.");
 298
 299     Object obj;
 300     obj.push_back(Pair("version",       (int)VERSION));
 301     obj.push_back(Pair("balance",       ValueFromAmount(GetBalance())));
 302     obj.push_back(Pair("blocks",        (int)nBestHeight));
 303     obj.push_back(Pair("connections",   (int)vNodes.size()));
 304     obj.push_back(Pair("proxy",         (fUseProxy ? addrProxy.ToStringIPPort() : string())));
 305     obj.push_back(Pair("generate",      (bool)fGenerateBitcoins));
 306     obj.push_back(Pair("genproclimit",  (int)(fLimitProcessors ? nLimitProcessors : -1)));
 307     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
 308     obj.push_back(Pair("hashespersec",  gethashespersec(params, false)));
 309     obj.push_back(Pair("testnet",       fTestNet));
 310     obj.push_back(Pair("keypoololdest", (boost::int64_t)GetOldestKeyPoolTime()));
 311     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
 312     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
 313     return obj;
 314 }
 315
 316
 317 Value getnewaddress(const Array& params, bool fHelp)
 318 {
 319     if (fHelp || params.size() > 1)
 320         throw runtime_error(
 321             "getnewaddress [account]\n"
 322             "Returns a new bitcoin address for receiving payments.  "
 323             "If [account] is specified (recommended), it is added to the address book "
 324             "so payments received with the address will be credited to [account].");
 325
 326     // Parse the account first so we don't generate a key if there's an error
 327     string strAccount;
 328     if (params.size() > 0)
 329         strAccount = AccountFromValue(params[0]);
 330
 331     // Generate a new key that is added to wallet
 332     string strAddress = PubKeyToAddress(GetKeyFromKeyPool());
 333
 334     SetAddressBookName(strAddress, strAccount);
 335     return strAddress;
 336 }
 337
 338
 339 // requires cs_main, cs_mapWallet locks
 340 string GetAccountAddress(string strAccount, bool bForceNew=false)
 341 {
 342     string strAddress;
 343
 344     CWalletDB walletdb;
 345     walletdb.TxnBegin();
 346
 347     CAccount account;
 348     walletdb.ReadAccount(strAccount, account);
 349
 350     // Check if the current key has been used
 351     if (!account.vchPubKey.empty())
 352     {
 353         CScript scriptPubKey;
 354         scriptPubKey.SetBitcoinAddress(account.vchPubKey);
 355         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin();
 356              it != mapWallet.end() && !account.vchPubKey.empty();
 357              ++it)
 358         {
 359             const CWalletTx& wtx = (*it).second;
 360             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 361                 if (txout.scriptPubKey == scriptPubKey)
 362                     account.vchPubKey.clear();
 363         }
 364     }
 365
 366     // Generate a new key
 367     if (account.vchPubKey.empty() || bForceNew)
 368     {
 369         account.vchPubKey = GetKeyFromKeyPool();
 370         string strAddress = PubKeyToAddress(account.vchPubKey);
 371         SetAddressBookName(strAddress, strAccount);
 372         walletdb.WriteAccount(strAccount, account);
 373     }
 374
 375     walletdb.TxnCommit();
 376     strAddress = PubKeyToAddress(account.vchPubKey);
 377
 378     return strAddress;
 379 }
 380
 381 Value getaccountaddress(const Array& params, bool fHelp)
 382 {
 383     if (fHelp || params.size() != 1)
 384         throw runtime_error(
 385             "getaccountaddress <account>\n"
 386             "Returns the current bitcoin address for receiving payments to this account.");
 387
 388     // Parse the account first so we don't generate a key if there's an error
 389     string strAccount = AccountFromValue(params[0]);
 390
 391     Value ret;
 392
 393     CRITICAL_BLOCK(cs_main)
 394     CRITICAL_BLOCK(cs_mapWallet)
 395     {
 396         ret = GetAccountAddress(strAccount);
 397     }
 398
 399     return ret;
 400 }
 401
 402
 403
 404 Value setaccount(const Array& params, bool fHelp)
 405 {
 406     if (fHelp || params.size() < 1 || params.size() > 2)
 407         throw runtime_error(
 408             "setaccount <bitcoinaddress> <account>\n"
 409             "Sets the account associated with the given address.");
 410
 411     string strAddress = params[0].get_str();
 412     uint160 hash160;
 413     bool isValid = AddressToHash160(strAddress, hash160);
 414     if (!isValid)
 415         throw JSONRPCError(-5, "Invalid bitcoin address");
 416
 417
 418     string strAccount;
 419     if (params.size() > 1)
 420         strAccount = AccountFromValue(params[1]);
 421
 422     // Detect when changing the account of an address that is the 'unused current key' of another account:
 423     CRITICAL_BLOCK(cs_main)
 424     CRITICAL_BLOCK(cs_mapWallet)
 425     CRITICAL_BLOCK(cs_mapAddressBook)
 426     {
 427         if (mapAddressBook.count(strAddress))
 428         {
 429             string strOldAccount = mapAddressBook[strAddress];
 430             if (strAddress == GetAccountAddress(strOldAccount))
 431                 GetAccountAddress(strOldAccount, true);
 432         }
 433     }
 434
 435     SetAddressBookName(strAddress, strAccount);
 436     return Value::null;
 437 }
 438
 439
 440 Value getaccount(const Array& params, bool fHelp)
 441 {
 442     if (fHelp || params.size() != 1)
 443         throw runtime_error(
 444             "getaccount <bitcoinaddress>\n"
 445             "Returns the account associated with the given address.");
 446
 447     string strAddress = params[0].get_str();
 448
 449     string strAccount;
 450     CRITICAL_BLOCK(cs_mapAddressBook)
 451     {
 452         map<string, string>::iterator mi = mapAddressBook.find(strAddress);
 453         if (mi != mapAddressBook.end() && !(*mi).second.empty())
 454             strAccount = (*mi).second;
 455     }
 456     return strAccount;
 457 }
 458
 459
 460 Value getaddressesbyaccount(const Array& params, bool fHelp)
 461 {
 462     if (fHelp || params.size() != 1)
 463         throw runtime_error(
 464             "getaddressesbyaccount <account>\n"
 465             "Returns the list of addresses for the given account.");
 466
 467     string strAccount = AccountFromValue(params[0]);
 468
 469     // Find all addresses that have the given account
 470     Array ret;
 471     CRITICAL_BLOCK(cs_mapAddressBook)
 472     {
 473         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 474         {
 475             const string& strAddress = item.first;
 476             const string& strName = item.second;
 477             if (strName == strAccount)
 478             {
 479                 // We're only adding valid bitcoin addresses and not ip addresses
 480                 CScript scriptPubKey;
 481                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 482                     ret.push_back(strAddress);
 483             }
 484         }
 485     }
 486     return ret;
 487 }
 488
 489 Value settxfee(const Array& params, bool fHelp)
 490 {
 491     if (fHelp || params.size() < 1 || params.size() > 1)
 492         throw runtime_error(
 493             "settxfee <amount>\n"
 494             "<amount> is a real and is rounded to the nearest 0.00000001");
 495
 496     // Amount
 497     int64 nAmount = 0;
 498     if (params[0].get_real() != 0.0)
 499         nAmount = AmountFromValue(params[0]);        // rejects 0.0 amounts
 500
 501     nTransactionFee = nAmount;
 502     return true;
 503 }
 504
 505 Value sendtoaddress(const Array& params, bool fHelp)
 506 {
 507     if (fHelp || params.size() < 2 || params.size() > 4)
 508         throw runtime_error(
 509             "sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
 510             "<amount> is a real and is rounded to the nearest 0.00000001");
 511
 512     string strAddress = params[0].get_str();
 513
 514     // Amount
 515     int64 nAmount = AmountFromValue(params[1]);
 516
 517     // Wallet comments
 518     CWalletTx wtx;
 519     if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
 520         wtx.mapValue["comment"] = params[2].get_str();
 521     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 522         wtx.mapValue["to"]      = params[3].get_str();
 523
 524     CRITICAL_BLOCK(cs_main)
 525     {
 526         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 527         if (strError != "")
 528             throw JSONRPCError(-4, strError);
 529     }
 530
 531     return wtx.GetHash().GetHex();
 532 }
 533
 534
 535 Value getreceivedbyaddress(const Array& params, bool fHelp)
 536 {
 537     if (fHelp || params.size() < 1 || params.size() > 2)
 538         throw runtime_error(
 539             "getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
 540             "Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
 541
 542     // Bitcoin address
 543     string strAddress = params[0].get_str();
 544     CScript scriptPubKey;
 545     if (!scriptPubKey.SetBitcoinAddress(strAddress))
 546         throw JSONRPCError(-5, "Invalid bitcoin address");
 547     if (!IsMine(scriptPubKey))
 548         return (double)0.0;
 549
 550     // Minimum confirmations
 551     int nMinDepth = 1;
 552     if (params.size() > 1)
 553         nMinDepth = params[1].get_int();
 554
 555     // Tally
 556     int64 nAmount = 0;
 557     CRITICAL_BLOCK(cs_mapWallet)
 558     {
 559         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 560         {
 561             const CWalletTx& wtx = (*it).second;
 562             if (wtx.IsCoinBase() || !wtx.IsFinal())
 563                 continue;
 564
 565             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 566                 if (txout.scriptPubKey == scriptPubKey)
 567                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 568                         nAmount += txout.nValue;
 569         }
 570     }
 571
 572     return  ValueFromAmount(nAmount);
 573 }
 574
 575
 576 void GetAccountPubKeys(string strAccount, set<CScript>& setPubKey)
 577 {
 578     CRITICAL_BLOCK(cs_mapAddressBook)
 579     {
 580         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 581         {
 582             const string& strAddress = item.first;
 583             const string& strName = item.second;
 584             if (strName == strAccount)
 585             {
 586                 // We're only counting our own valid bitcoin addresses and not ip addresses
 587                 CScript scriptPubKey;
 588                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 589                     if (IsMine(scriptPubKey))
 590                         setPubKey.insert(scriptPubKey);
 591             }
 592         }
 593     }
 594 }
 595
 596
 597 Value getreceivedbyaccount(const Array& params, bool fHelp)
 598 {
 599     if (fHelp || params.size() < 1 || params.size() > 2)
 600         throw runtime_error(
 601             "getreceivedbyaccount <account> [minconf=1]\n"
 602             "Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
 603
 604     // Minimum confirmations
 605     int nMinDepth = 1;
 606     if (params.size() > 1)
 607         nMinDepth = params[1].get_int();
 608
 609     // Get the set of pub keys that have the label
 610     string strAccount = AccountFromValue(params[0]);
 611     set<CScript> setPubKey;
 612     GetAccountPubKeys(strAccount, setPubKey);
 613
 614     // Tally
 615     int64 nAmount = 0;
 616     CRITICAL_BLOCK(cs_mapWallet)
 617     {
 618         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 619         {
 620             const CWalletTx& wtx = (*it).second;
 621             if (wtx.IsCoinBase() || !wtx.IsFinal())
 622                 continue;
 623
 624             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 625                 if (setPubKey.count(txout.scriptPubKey))
 626                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 627                         nAmount += txout.nValue;
 628         }
 629     }
 630
 631     return (double)nAmount / (double)COIN;
 632 }
 633
 634
 635 int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
 636 {
 637     int64 nBalance = 0;
 638     CRITICAL_BLOCK(cs_mapWallet)
 639     {
 640         // Tally wallet transactions
 641         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 642         {
 643             const CWalletTx& wtx = (*it).second;
 644             if (!wtx.IsFinal())
 645                 continue;
 646
 647             int64 nGenerated, nReceived, nSent, nFee;
 648             wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
 649
 650             if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
 651                 nBalance += nReceived;
 652             nBalance += nGenerated - nSent - nFee;
 653         }
 654
 655         // Tally internal accounting entries
 656         nBalance += walletdb.GetAccountCreditDebit(strAccount);
 657     }
 658
 659     return nBalance;
 660 }
 661
 662 int64 GetAccountBalance(const string& strAccount, int nMinDepth)
 663 {
 664     CWalletDB walletdb;
 665     return GetAccountBalance(walletdb, strAccount, nMinDepth);
 666 }
 667
 668
 669 Value getbalance(const Array& params, bool fHelp)
 670 {
 671     if (fHelp || params.size() < 0 || params.size() > 2)
 672         throw runtime_error(
 673             "getbalance [account] [minconf=1]\n"
 674             "If [account] is not specified, returns the server's total available balance.\n"
 675             "If [account] is specified, returns the balance in the account.");
 676
 677     if (params.size() == 0)
 678         return  ValueFromAmount(GetBalance());
 679
 680     int nMinDepth = 1;
 681     if (params.size() > 1)
 682         nMinDepth = params[1].get_int();
 683
 684     if (params[0].get_str() == "*") {
 685         // Calculate total balance a different way from GetBalance()
 686         // (GetBalance() sums up all unspent TxOuts)
 687         // getbalance and getbalance '*' should always return the same number.
 688         int64 nBalance = 0;
 689         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 690         {
 691             const CWalletTx& wtx = (*it).second;
 692             if (!wtx.IsFinal())
 693                 continue;
 694
 695             int64 allGeneratedImmature, allGeneratedMature, allFee;
 696             allGeneratedImmature = allGeneratedMature = allFee = 0;
 697             string strSentAccount;
 698             list<pair<string, int64> > listReceived;
 699             list<pair<string, int64> > listSent;
 700             wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
 701             if (wtx.GetDepthInMainChain() >= nMinDepth)
 702                 BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listReceived)
 703                     nBalance += r.second;
 704             BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listSent)
 705                 nBalance -= r.second;
 706             nBalance -= allFee;
 707             nBalance += allGeneratedMature;
 708         }
 709         return  ValueFromAmount(nBalance);
 710     }
 711
 712     string strAccount = AccountFromValue(params[0]);
 713
 714     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 715
 716     return ValueFromAmount(nBalance);
 717 }
 718
 719
 720 Value movecmd(const Array& params, bool fHelp)
 721 {
 722     if (fHelp || params.size() < 3 || params.size() > 5)
 723         throw runtime_error(
 724             "move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
 725             "Move from one account in your wallet to another.");
 726
 727     string strFrom = AccountFromValue(params[0]);
 728     string strTo = AccountFromValue(params[1]);
 729     int64 nAmount = AmountFromValue(params[2]);
 730     int nMinDepth = 1;
 731     if (params.size() > 3)
 732         nMinDepth = params[3].get_int();
 733     string strComment;
 734     if (params.size() > 4)
 735         strComment = params[4].get_str();
 736
 737     CRITICAL_BLOCK(cs_mapWallet)
 738     {
 739         CWalletDB walletdb;
 740         walletdb.TxnBegin();
 741
 742         int64 nNow = GetAdjustedTime();
 743
 744         // Debit
 745         CAccountingEntry debit;
 746         debit.strAccount = strFrom;
 747         debit.nCreditDebit = -nAmount;
 748         debit.nTime = nNow;
 749         debit.strOtherAccount = strTo;
 750         debit.strComment = strComment;
 751         walletdb.WriteAccountingEntry(debit);
 752
 753         // Credit
 754         CAccountingEntry credit;
 755         credit.strAccount = strTo;
 756         credit.nCreditDebit = nAmount;
 757         credit.nTime = nNow;
 758         credit.strOtherAccount = strFrom;
 759         credit.strComment = strComment;
 760         walletdb.WriteAccountingEntry(credit);
 761
 762         walletdb.TxnCommit();
 763     }
 764     return true;
 765 }
 766
 767
 768 Value sendfrom(const Array& params, bool fHelp)
 769 {
 770     if (fHelp || params.size() < 3 || params.size() > 6)
 771         throw runtime_error(
 772             "sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 773             "<amount> is a real and is rounded to the nearest 0.00000001");
 774
 775     string strAccount = AccountFromValue(params[0]);
 776     string strAddress = params[1].get_str();
 777     int64 nAmount = AmountFromValue(params[2]);
 778     int nMinDepth = 1;
 779     if (params.size() > 3)
 780         nMinDepth = params[3].get_int();
 781
 782     CWalletTx wtx;
 783     wtx.strFromAccount = strAccount;
 784     if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
 785         wtx.mapValue["comment"] = params[4].get_str();
 786     if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
 787         wtx.mapValue["to"]      = params[5].get_str();
 788
 789     CRITICAL_BLOCK(cs_main)
 790     CRITICAL_BLOCK(cs_mapWallet)
 791     {
 792         // Check funds
 793         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 794         if (nAmount > nBalance)
 795             throw JSONRPCError(-6, "Account has insufficient funds");
 796
 797         // Send
 798         string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 799         if (strError != "")
 800             throw JSONRPCError(-4, strError);
 801     }
 802
 803     return wtx.GetHash().GetHex();
 804 }
 805
 806 Value sendmany(const Array& params, bool fHelp)
 807 {
 808     if (fHelp || params.size() < 2 || params.size() > 4)
 809         throw runtime_error(
 810             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 811             "amounts are double-precision floating point numbers");
 812
 813     string strAccount = AccountFromValue(params[0]);
 814     Object sendTo = params[1].get_obj();
 815     int nMinDepth = 1;
 816     if (params.size() > 2)
 817         nMinDepth = params[2].get_int();
 818
 819     CWalletTx wtx;
 820     wtx.strFromAccount = strAccount;
 821     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 822         wtx.mapValue["comment"] = params[3].get_str();
 823
 824     set<string> setAddress;
 825     vector<pair<CScript, int64> > vecSend;
 826
 827     int64 totalAmount = 0;
 828     BOOST_FOREACH(const Pair& s, sendTo)
 829     {
 830         uint160 hash160;
 831         string strAddress = s.name_;
 832
 833         if (setAddress.count(strAddress))
 834             throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+strAddress);
 835         setAddress.insert(strAddress);
 836
 837         CScript scriptPubKey;
 838         if (!scriptPubKey.SetBitcoinAddress(strAddress))
 839             throw JSONRPCError(-5, string("Invalid bitcoin address:")+strAddress);
 840         int64 nAmount = AmountFromValue(s.value_);
 841         totalAmount += nAmount;
 842
 843         vecSend.push_back(make_pair(scriptPubKey, nAmount));
 844     }
 845
 846     CRITICAL_BLOCK(cs_main)
 847     CRITICAL_BLOCK(cs_mapWallet)
 848     {
 849         // Check funds
 850         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 851         if (totalAmount > nBalance)
 852             throw JSONRPCError(-6, "Account has insufficient funds");
 853
 854         // Send
 855         CReserveKey keyChange;
 856         int64 nFeeRequired = 0;
 857         bool fCreated = CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
 858         if (!fCreated)
 859         {
 860             if (totalAmount + nFeeRequired > GetBalance())
 861                 throw JSONRPCError(-6, "Insufficient funds");
 862             throw JSONRPCError(-4, "Transaction creation failed");
 863         }
 864         if (!CommitTransaction(wtx, keyChange))
 865             throw JSONRPCError(-4, "Transaction commit failed");
 866     }
 867
 868     return wtx.GetHash().GetHex();
 869 }
 870
 871
 872 struct tallyitem
 873 {
 874     int64 nAmount;
 875     int nConf;
 876     tallyitem()
 877     {
 878         nAmount = 0;
 879         nConf = INT_MAX;
 880     }
 881 };
 882
 883 Value ListReceived(const Array& params, bool fByAccounts)
 884 {
 885     // Minimum confirmations
 886     int nMinDepth = 1;
 887     if (params.size() > 0)
 888         nMinDepth = params[0].get_int();
 889
 890     // Whether to include empty accounts
 891     bool fIncludeEmpty = false;
 892     if (params.size() > 1)
 893         fIncludeEmpty = params[1].get_bool();
 894
 895     // Tally
 896     map<uint160, tallyitem> mapTally;
 897     CRITICAL_BLOCK(cs_mapWallet)
 898     {
 899         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
 900         {
 901             const CWalletTx& wtx = (*it).second;
 902             if (wtx.IsCoinBase() || !wtx.IsFinal())
 903                 continue;
 904
 905             int nDepth = wtx.GetDepthInMainChain();
 906             if (nDepth < nMinDepth)
 907                 continue;
 908
 909             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 910             {
 911                 // Only counting our own bitcoin addresses and not ip addresses
 912                 uint160 hash160 = txout.scriptPubKey.GetBitcoinAddressHash160();
 913                 if (hash160 == 0 || !mapPubKeys.count(hash160)) // IsMine
 914                     continue;
 915
 916                 tallyitem& item = mapTally[hash160];
 917                 item.nAmount += txout.nValue;
 918                 item.nConf = min(item.nConf, nDepth);
 919             }
 920         }
 921     }
 922
 923     // Reply
 924     Array ret;
 925     map<string, tallyitem> mapAccountTally;
 926     CRITICAL_BLOCK(cs_mapAddressBook)
 927     {
 928         BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapAddressBook)
 929         {
 930             const string& strAddress = item.first;
 931             const string& strAccount = item.second;
 932             uint160 hash160;
 933             if (!AddressToHash160(strAddress, hash160))
 934                 continue;
 935             map<uint160, tallyitem>::iterator it = mapTally.find(hash160);
 936             if (it == mapTally.end() && !fIncludeEmpty)
 937                 continue;
 938
 939             int64 nAmount = 0;
 940             int nConf = INT_MAX;
 941             if (it != mapTally.end())
 942             {
 943                 nAmount = (*it).second.nAmount;
 944                 nConf = (*it).second.nConf;
 945             }
 946
 947             if (fByAccounts)
 948             {
 949                 tallyitem& item = mapAccountTally[strAccount];
 950                 item.nAmount += nAmount;
 951                 item.nConf = min(item.nConf, nConf);
 952             }
 953             else
 954             {
 955                 Object obj;
 956                 obj.push_back(Pair("address",       strAddress));
 957                 obj.push_back(Pair("account",       strAccount));
 958                 obj.push_back(Pair("label",         strAccount)); // deprecated
 959                 obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 960                 obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 961                 ret.push_back(obj);
 962             }
 963         }
 964     }
 965
 966     if (fByAccounts)
 967     {
 968         for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
 969         {
 970             int64 nAmount = (*it).second.nAmount;
 971             int nConf = (*it).second.nConf;
 972             Object obj;
 973             obj.push_back(Pair("account",       (*it).first));
 974             obj.push_back(Pair("label",         (*it).first)); // deprecated
 975             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 976             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 977             ret.push_back(obj);
 978         }
 979     }
 980
 981     return ret;
 982 }
 983
 984 Value listreceivedbyaddress(const Array& params, bool fHelp)
 985 {
 986     if (fHelp || params.size() > 2)
 987         throw runtime_error(
 988             "listreceivedbyaddress [minconf=1] [includeempty=false]\n"
 989             "[minconf] is the minimum number of confirmations before payments are included.\n"
 990             "[includeempty] whether to include addresses that haven't received any payments.\n"
 991             "Returns an array of objects containing:\n"
 992             "  \"address\" : receiving address\n"
 993             "  \"account\" : the account of the receiving address\n"
 994             "  \"amount\" : total amount received by the address\n"
 995             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 996
 997     return ListReceived(params, false);
 998 }
 999
1000 Value listreceivedbyaccount(const Array& params, bool fHelp)
1001 {
1002     if (fHelp || params.size() > 2)
1003         throw runtime_error(
1004             "listreceivedbyaccount [minconf=1] [includeempty=false]\n"
1005             "[minconf] is the minimum number of confirmations before payments are included.\n"
1006             "[includeempty] whether to include accounts that haven't received any payments.\n"
1007             "Returns an array of objects containing:\n"
1008             "  \"account\" : the account of the receiving addresses\n"
1009             "  \"amount\" : total amount received by addresses with this account\n"
1010             "  \"confirmations\" : number of confirmations of the most recent transaction included");
1011
1012     return ListReceived(params, true);
1013 }
1014
1015 void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
1016 {
1017     int64 nGeneratedImmature, nGeneratedMature, nFee;
1018     string strSentAccount;
1019     list<pair<string, int64> > listReceived;
1020     list<pair<string, int64> > listSent;
1021     wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1022
1023     bool fAllAccounts = (strAccount == string("*"));
1024
1025     // Generated blocks assigned to account ""
1026     if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
1027     {
1028         Object entry;
1029         entry.push_back(Pair("account", string("")));
1030         if (nGeneratedImmature)
1031         {
1032             entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
1033             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
1034         }
1035         else
1036         {
1037             entry.push_back(Pair("category", "generate"));
1038             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
1039         }
1040         if (fLong)
1041             WalletTxToJSON(wtx, entry);
1042         ret.push_back(entry);
1043     }
1044
1045     // Sent
1046     if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
1047     {
1048         BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1049         {
1050             Object entry;
1051             entry.push_back(Pair("account", strSentAccount));
1052             entry.push_back(Pair("address", s.first));
1053             entry.push_back(Pair("category", "send"));
1054             entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
1055             entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
1056             if (fLong)
1057                 WalletTxToJSON(wtx, entry);
1058             ret.push_back(entry);
1059         }
1060     }
1061
1062     // Received
1063     if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
1064         CRITICAL_BLOCK(cs_mapAddressBook)
1065         {
1066             BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1067             {
1068                 string account;
1069                 if (mapAddressBook.count(r.first))
1070                     account = mapAddressBook[r.first];
1071                 if (fAllAccounts || (account == strAccount))
1072                 {
1073                     Object entry;
1074                     entry.push_back(Pair("account", account));
1075                     entry.push_back(Pair("address", r.first));
1076                     entry.push_back(Pair("category", "receive"));
1077                     entry.push_back(Pair("amount", ValueFromAmount(r.second)));
1078                     if (fLong)
1079                         WalletTxToJSON(wtx, entry);
1080                     ret.push_back(entry);
1081                 }
1082             }
1083         }
1084
1085 }
1086
1087 void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
1088 {
1089     bool fAllAccounts = (strAccount == string("*"));
1090
1091     if (fAllAccounts || acentry.strAccount == strAccount)
1092     {
1093         Object entry;
1094         entry.push_back(Pair("account", acentry.strAccount));
1095         entry.push_back(Pair("category", "move"));
1096         entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
1097         entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
1098         entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
1099         entry.push_back(Pair("comment", acentry.strComment));
1100         ret.push_back(entry);
1101     }
1102 }
1103
1104 Value listtransactions(const Array& params, bool fHelp)
1105 {
1106     if (fHelp || params.size() > 3)
1107         throw runtime_error(
1108             "listtransactions [account] [count=10] [from=0]\n"
1109             "Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
1110
1111     string strAccount = "*";
1112     if (params.size() > 0)
1113         strAccount = params[0].get_str();
1114     int nCount = 10;
1115     if (params.size() > 1)
1116         nCount = params[1].get_int();
1117     int nFrom = 0;
1118     if (params.size() > 2)
1119         nFrom = params[2].get_int();
1120
1121     Array ret;
1122     CWalletDB walletdb;
1123
1124     CRITICAL_BLOCK(cs_mapWallet)
1125     {
1126         // Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
1127         typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
1128         typedef multimap<int64, TxPair > TxItems;
1129         TxItems txByTime;
1130
1131         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1132         {
1133             CWalletTx* wtx = &((*it).second);
1134             txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
1135         }
1136         list<CAccountingEntry> acentries;
1137         walletdb.ListAccountCreditDebit(strAccount, acentries);
1138         BOOST_FOREACH(CAccountingEntry& entry, acentries)
1139         {
1140             txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
1141         }
1142
1143         // Now: iterate backwards until we have nCount items to return:
1144         TxItems::reverse_iterator it = txByTime.rbegin();
1145         for (std::advance(it, nFrom); it != txByTime.rend(); ++it)
1146         {
1147             CWalletTx *const pwtx = (*it).second.first;
1148             if (pwtx != 0)
1149                 ListTransactions(*pwtx, strAccount, 0, true, ret);
1150             CAccountingEntry *const pacentry = (*it).second.second;
1151             if (pacentry != 0)
1152                 AcentryToJSON(*pacentry, strAccount, ret);
1153
1154             if (ret.size() >= nCount) break;
1155         }
1156         // ret is now newest to oldest
1157     }
1158
1159     // Make sure we return only last nCount items (sends-to-self might give us an extra):
1160     if (ret.size() > nCount)
1161     {
1162         Array::iterator last = ret.begin();
1163         std::advance(last, nCount);
1164         ret.erase(last, ret.end());
1165     }
1166     std::reverse(ret.begin(), ret.end()); // oldest to newest
1167
1168     return ret;
1169 }
1170
1171 Value listaccounts(const Array& params, bool fHelp)
1172 {
1173     if (fHelp || params.size() > 1)
1174         throw runtime_error(
1175             "listaccounts [minconf=1]\n"
1176             "Returns Object that has account names as keys, account balances as values.");
1177
1178     int nMinDepth = 1;
1179     if (params.size() > 0)
1180         nMinDepth = params[0].get_int();
1181
1182     map<string, int64> mapAccountBalances;
1183     CRITICAL_BLOCK(cs_mapWallet)
1184     CRITICAL_BLOCK(cs_mapAddressBook)
1185     {
1186         BOOST_FOREACH(const PAIRTYPE(string, string)& entry, mapAddressBook) {
1187             uint160 hash160;
1188             if(AddressToHash160(entry.first, hash160) && mapPubKeys.count(hash160)) // This address belongs to me
1189                 mapAccountBalances[entry.second] = 0;
1190         }
1191
1192         for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
1193         {
1194             const CWalletTx& wtx = (*it).second;
1195             int64 nGeneratedImmature, nGeneratedMature, nFee;
1196             string strSentAccount;
1197             list<pair<string, int64> > listReceived;
1198             list<pair<string, int64> > listSent;
1199             wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1200             mapAccountBalances[strSentAccount] -= nFee;
1201             BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1202                 mapAccountBalances[strSentAccount] -= s.second;
1203             if (wtx.GetDepthInMainChain() >= nMinDepth)
1204             {
1205                 mapAccountBalances[""] += nGeneratedMature;
1206                 BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1207                     if (mapAddressBook.count(r.first))
1208                         mapAccountBalances[mapAddressBook[r.first]] += r.second;
1209                     else
1210                         mapAccountBalances[""] += r.second;
1211             }
1212         }
1213     }
1214
1215     list<CAccountingEntry> acentries;
1216     CWalletDB().ListAccountCreditDebit("*", acentries);
1217     BOOST_FOREACH(const CAccountingEntry& entry, acentries)
1218         mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
1219
1220     Object ret;
1221     BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
1222         ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
1223     }
1224     return ret;
1225 }
1226
1227 Value gettransaction(const Array& params, bool fHelp)
1228 {
1229     if (fHelp || params.size() != 1)
1230         throw runtime_error(
1231             "gettransaction <txid>\n"
1232             "Get detailed information about <txid>");
1233
1234     uint256 hash;
1235     hash.SetHex(params[0].get_str());
1236
1237     Object entry;
1238     CRITICAL_BLOCK(cs_mapWallet)
1239     {
1240         if (!mapWallet.count(hash))
1241             throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
1242         const CWalletTx& wtx = mapWallet[hash];
1243
1244         int64 nCredit = wtx.GetCredit();
1245         int64 nDebit = wtx.GetDebit();
1246         int64 nNet = nCredit - nDebit;
1247         int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
1248
1249         entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
1250         if (wtx.IsFromMe())
1251             entry.push_back(Pair("fee", ValueFromAmount(nFee)));
1252
1253         WalletTxToJSON(mapWallet[hash], entry);
1254
1255         Array details;
1256         ListTransactions(mapWallet[hash], "*", 0, false, details);
1257         entry.push_back(Pair("details", details));
1258     }
1259
1260     return entry;
1261 }
1262
1263
1264 Value backupwallet(const Array& params, bool fHelp)
1265 {
1266     if (fHelp || params.size() != 1)
1267         throw runtime_error(
1268             "backupwallet <destination>\n"
1269             "Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
1270
1271     string strDest = params[0].get_str();
1272     BackupWallet(strDest);
1273
1274     return Value::null;
1275 }
1276
1277
1278 Value validateaddress(const Array& params, bool fHelp)
1279 {
1280     if (fHelp || params.size() != 1)
1281         throw runtime_error(
1282             "validateaddress <bitcoinaddress>\n"
1283             "Return information about <bitcoinaddress>.");
1284
1285     string strAddress = params[0].get_str();
1286     uint160 hash160;
1287     bool isValid = AddressToHash160(strAddress, hash160);
1288
1289     Object ret;
1290     ret.push_back(Pair("isvalid", isValid));
1291     if (isValid)
1292     {
1293         // Call Hash160ToAddress() so we always return current ADDRESSVERSION
1294         // version of the address:
1295         string currentAddress = Hash160ToAddress(hash160);
1296         ret.push_back(Pair("address", currentAddress));
1297         ret.push_back(Pair("ismine", (mapPubKeys.count(hash160) > 0)));
1298         CRITICAL_BLOCK(cs_mapAddressBook)
1299         {
1300             if (mapAddressBook.count(currentAddress))
1301                 ret.push_back(Pair("account", mapAddressBook[currentAddress]));
1302         }
1303     }
1304     return ret;
1305 }
1306
1307
1308 Value getwork(const Array& params, bool fHelp)
1309 {
1310     if (fHelp || params.size() > 1)
1311         throw runtime_error(
1312             "getwork [data]\n"
1313             "If [data] is not specified, returns formatted hash data to work on:\n"
1314             "  \"midstate\" : precomputed hash state after hashing the first half of the data\n"
1315             "  \"data\" : block data\n"
1316             "  \"hash1\" : formatted hash buffer for second hash\n"
1317             "  \"target\" : little endian hash target\n"
1318             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1319
1320     if (vNodes.empty())
1321         throw JSONRPCError(-9, "Bitcoin is not connected!");
1322
1323     if (IsInitialBlockDownload())
1324         throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
1325
1326     static map<uint256, pair<CBlock*, unsigned int> > mapNewBlock;
1327     static vector<CBlock*> vNewBlock;
1328     static CReserveKey reservekey;
1329
1330     if (params.size() == 0)
1331     {
1332         // Update block
1333         static unsigned int nTransactionsUpdatedLast;
1334         static CBlockIndex* pindexPrev;
1335         static int64 nStart;
1336         static CBlock* pblock;
1337         if (pindexPrev != pindexBest ||
1338             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
1339         {
1340             if (pindexPrev != pindexBest)
1341             {
1342                 // Deallocate old blocks since they're obsolete now
1343                 mapNewBlock.clear();
1344                 BOOST_FOREACH(CBlock* pblock, vNewBlock)
1345                     delete pblock;
1346                 vNewBlock.clear();
1347             }
1348             nTransactionsUpdatedLast = nTransactionsUpdated;
1349             pindexPrev = pindexBest;
1350             nStart = GetTime();
1351
1352             // Create new block
1353             pblock = CreateNewBlock(reservekey);
1354             if (!pblock)
1355                 throw JSONRPCError(-7, "Out of memory");
1356             vNewBlock.push_back(pblock);
1357         }
1358
1359         // Update nTime
1360         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1361         pblock->nNonce = 0;
1362
1363         // Update nExtraNonce
1364         static unsigned int nExtraNonce = 0;
1365         static int64 nPrevTime = 0;
1366         IncrementExtraNonce(pblock, pindexPrev, nExtraNonce, nPrevTime);
1367
1368         // Save
1369         mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, nExtraNonce);
1370
1371         // Prebuild hash buffers
1372         char pmidstate[32];
1373         char pdata[128];
1374         char phash1[64];
1375         FormatHashBuffers(pblock, pmidstate, pdata, phash1);
1376
1377         uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
1378
1379         Object result;
1380         result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate))));
1381         result.push_back(Pair("data",     HexStr(BEGIN(pdata), END(pdata))));
1382         result.push_back(Pair("hash1",    HexStr(BEGIN(phash1), END(phash1))));
1383         result.push_back(Pair("target",   HexStr(BEGIN(hashTarget), END(hashTarget))));
1384         return result;
1385     }
1386     else
1387     {
1388         // Parse parameters
1389         vector<unsigned char> vchData = ParseHex(params[0].get_str());
1390         if (vchData.size() != 128)
1391             throw JSONRPCError(-8, "Invalid parameter");
1392         CBlock* pdata = (CBlock*)&vchData[0];
1393
1394         // Byte reverse
1395         for (int i = 0; i < 128/4; i++)
1396             ((unsigned int*)pdata)[i] = CryptoPP::ByteReverse(((unsigned int*)pdata)[i]);
1397
1398         // Get saved block
1399         if (!mapNewBlock.count(pdata->hashMerkleRoot))
1400             return false;
1401         CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
1402         unsigned int nExtraNonce = mapNewBlock[pdata->hashMerkleRoot].second;
1403
1404         pblock->nTime = pdata->nTime;
1405         pblock->nNonce = pdata->nNonce;
1406         pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nBits << CBigNum(nExtraNonce);
1407         pblock->hashMerkleRoot = pblock->BuildMerkleTree();
1408
1409         return CheckWork(pblock, reservekey);
1410     }
1411 }
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423 //
1424 // Call Table
1425 //
1426
1427 pair<string, rpcfn_type> pCallTable[] =
1428 {
1429     make_pair("help",                  &help),
1430     make_pair("stop",                  &stop),
1431     make_pair("getblockcount",         &getblockcount),
1432     make_pair("getblocknumber",        &getblocknumber),
1433     make_pair("getconnectioncount",    &getconnectioncount),
1434     make_pair("getdifficulty",         &getdifficulty),
1435     make_pair("getgenerate",           &getgenerate),
1436     make_pair("setgenerate",           &setgenerate),
1437     make_pair("gethashespersec",       &gethashespersec),
1438     make_pair("getinfo",               &getinfo),
1439     make_pair("getnewaddress",         &getnewaddress),
1440     make_pair("getaccountaddress",     &getaccountaddress),
1441     make_pair("setaccount",            &setaccount),
1442     make_pair("setlabel",              &setaccount), // deprecated
1443     make_pair("getaccount",            &getaccount),
1444     make_pair("getlabel",              &getaccount), // deprecated
1445     make_pair("getaddressesbyaccount", &getaddressesbyaccount),
1446     make_pair("getaddressesbylabel",   &getaddressesbyaccount), // deprecated
1447     make_pair("sendtoaddress",         &sendtoaddress),
1448     make_pair("getamountreceived",     &getreceivedbyaddress), // deprecated, renamed to getreceivedbyaddress
1449     make_pair("getallreceived",        &listreceivedbyaddress), // deprecated, renamed to listreceivedbyaddress
1450     make_pair("getreceivedbyaddress",  &getreceivedbyaddress),
1451     make_pair("getreceivedbyaccount",  &getreceivedbyaccount),
1452     make_pair("getreceivedbylabel",    &getreceivedbyaccount), // deprecated
1453     make_pair("listreceivedbyaddress", &listreceivedbyaddress),
1454     make_pair("listreceivedbyaccount", &listreceivedbyaccount),
1455     make_pair("listreceivedbylabel",   &listreceivedbyaccount), // deprecated
1456     make_pair("backupwallet",          &backupwallet),
1457     make_pair("validateaddress",       &validateaddress),
1458     make_pair("getbalance",            &getbalance),
1459     make_pair("move",                  &movecmd),
1460     make_pair("sendfrom",              &sendfrom),
1461     make_pair("sendmany",              &sendmany),
1462     make_pair("gettransaction",        &gettransaction),
1463     make_pair("listtransactions",      &listtransactions),
1464     make_pair("getwork",               &getwork),
1465     make_pair("listaccounts",          &listaccounts),
1466     make_pair("settxfee",              &settxfee),
1467 };
1468 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
1469
1470 string pAllowInSafeMode[] =
1471 {
1472     "help",
1473     "stop",
1474     "getblockcount",
1475     "getblocknumber",
1476     "getconnectioncount",
1477     "getdifficulty",
1478     "getgenerate",
1479     "setgenerate",
1480     "gethashespersec",
1481     "getinfo",
1482     "getnewaddress",
1483     "getaccountaddress",
1484     "setlabel",
1485     "getaccount",
1486     "getlabel", // deprecated
1487     "getaddressesbyaccount",
1488     "getaddressesbylabel", // deprecated
1489     "backupwallet",
1490     "validateaddress",
1491     "getwork",
1492 };
1493 set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
1494
1495
1496
1497
1498 //
1499 // HTTP protocol
1500 //
1501 // This ain't Apache.  We're just using HTTP header for the length field
1502 // and to be compatible with other JSON-RPC implementations.
1503 //
1504
1505 string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
1506 {
1507     ostringstream s;
1508     s << "POST / HTTP/1.1\r\n"
1509       << "User-Agent: bitcoin-json-rpc/" << FormatFullVersion() << "\r\n"
1510       << "Host: 127.0.0.1\r\n"
1511       << "Content-Type: application/json\r\n"
1512       << "Content-Length: " << strMsg.size() << "\r\n"
1513       << "Accept: application/json\r\n";
1514     BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
1515         s << item.first << ": " << item.second << "\r\n";
1516     s << "\r\n" << strMsg;
1517
1518     return s.str();
1519 }
1520
1521 string rfc1123Time()
1522 {
1523     char buffer[64];
1524     time_t now;
1525     time(&now);
1526     struct tm* now_gmt = gmtime(&now);
1527     string locale(setlocale(LC_TIME, NULL));
1528     setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
1529     strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
1530     setlocale(LC_TIME, locale.c_str());
1531     return string(buffer);
1532 }
1533
1534 string HTTPReply(int nStatus, const string& strMsg)
1535 {
1536     if (nStatus == 401)
1537         return strprintf("HTTP/1.0 401 Authorization Required\r\n"
1538             "Date: %s\r\n"
1539             "Server: bitcoin-json-rpc/%s\r\n"
1540             "WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
1541             "Content-Type: text/html\r\n"
1542             "Content-Length: 296\r\n"
1543             "\r\n"
1544             "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
1545             "\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
1546             "<HTML>\r\n"
1547             "<HEAD>\r\n"
1548             "<TITLE>Error</TITLE>\r\n"
1549             "<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
1550             "</HEAD>\r\n"
1551             "<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
1552             "</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
1553     string strStatus;
1554          if (nStatus == 200) strStatus = "OK";
1555     else if (nStatus == 400) strStatus = "Bad Request";
1556     else if (nStatus == 404) strStatus = "Not Found";
1557     else if (nStatus == 500) strStatus = "Internal Server Error";
1558     return strprintf(
1559             "HTTP/1.1 %d %s\r\n"
1560             "Date: %s\r\n"
1561             "Connection: close\r\n"
1562             "Content-Length: %d\r\n"
1563             "Content-Type: application/json\r\n"
1564             "Server: bitcoin-json-rpc/%s\r\n"
1565             "\r\n"
1566             "%s",
1567         nStatus,
1568         strStatus.c_str(),
1569         rfc1123Time().c_str(),
1570         strMsg.size(),
1571         FormatFullVersion().c_str(),
1572         strMsg.c_str());
1573 }
1574
1575 int ReadHTTPStatus(std::basic_istream<char>& stream)
1576 {
1577     string str;
1578     getline(stream, str);
1579     vector<string> vWords;
1580     boost::split(vWords, str, boost::is_any_of(" "));
1581     if (vWords.size() < 2)
1582         return 500;
1583     return atoi(vWords[1].c_str());
1584 }
1585
1586 int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
1587 {
1588     int nLen = 0;
1589     loop
1590     {
1591         string str;
1592         std::getline(stream, str);
1593         if (str.empty() || str == "\r")
1594             break;
1595         string::size_type nColon = str.find(":");
1596         if (nColon != string::npos)
1597         {
1598             string strHeader = str.substr(0, nColon);
1599             boost::trim(strHeader);
1600             boost::to_lower(strHeader);
1601             string strValue = str.substr(nColon+1);
1602             boost::trim(strValue);
1603             mapHeadersRet[strHeader] = strValue;
1604             if (strHeader == "content-length")
1605                 nLen = atoi(strValue.c_str());
1606         }
1607     }
1608     return nLen;
1609 }
1610
1611 int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
1612 {
1613     mapHeadersRet.clear();
1614     strMessageRet = "";
1615
1616     // Read status
1617     int nStatus = ReadHTTPStatus(stream);
1618
1619     // Read header
1620     int nLen = ReadHTTPHeader(stream, mapHeadersRet);
1621     if (nLen < 0 || nLen > MAX_SIZE)
1622         return 500;
1623
1624     // Read message
1625     if (nLen > 0)
1626     {
1627         vector<char> vch(nLen);
1628         stream.read(&vch[0], nLen);
1629         strMessageRet = string(vch.begin(), vch.end());
1630     }
1631
1632     return nStatus;
1633 }
1634
1635 string EncodeBase64(string s)
1636 {
1637     BIO *b64, *bmem;
1638     BUF_MEM *bptr;
1639
1640     b64 = BIO_new(BIO_f_base64());
1641     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1642     bmem = BIO_new(BIO_s_mem());
1643     b64 = BIO_push(b64, bmem);
1644     BIO_write(b64, s.c_str(), s.size());
1645     BIO_flush(b64);
1646     BIO_get_mem_ptr(b64, &bptr);
1647
1648     string result(bptr->data, bptr->length);
1649     BIO_free_all(b64);
1650
1651     return result;
1652 }
1653
1654 string DecodeBase64(string s)
1655 {
1656     BIO *b64, *bmem;
1657
1658     char* buffer = static_cast<char*>(calloc(s.size(), sizeof(char)));
1659
1660     b64 = BIO_new(BIO_f_base64());
1661     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1662     bmem = BIO_new_mem_buf(const_cast<char*>(s.c_str()), s.size());
1663     bmem = BIO_push(b64, bmem);
1664     BIO_read(bmem, buffer, s.size());
1665     BIO_free_all(bmem);
1666
1667     string result(buffer);
1668     free(buffer);
1669     return result;
1670 }
1671
1672 bool HTTPAuthorized(map<string, string>& mapHeaders)
1673 {
1674     string strAuth = mapHeaders["authorization"];
1675     if (strAuth.substr(0,6) != "Basic ")
1676         return false;
1677     string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
1678     string strUserPass = DecodeBase64(strUserPass64);
1679     string::size_type nColon = strUserPass.find(":");
1680     if (nColon == string::npos)
1681         return false;
1682     string strUser = strUserPass.substr(0, nColon);
1683     string strPassword = strUserPass.substr(nColon+1);
1684     return (strUser == mapArgs["-rpcuser"] && strPassword == mapArgs["-rpcpassword"]);
1685 }
1686
1687 //
1688 // JSON-RPC protocol.  Bitcoin speaks version 1.0 for maximum compatibility,
1689 // but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
1690 // unspecified (HTTP errors and contents of 'error').
1691 //
1692 // 1.0 spec: http://json-rpc.org/wiki/specification
1693 // 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
1694 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
1695 //
1696
1697 string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
1698 {
1699     Object request;
1700     request.push_back(Pair("method", strMethod));
1701     request.push_back(Pair("params", params));
1702     request.push_back(Pair("id", id));
1703     return write_string(Value(request), false) + "\n";
1704 }
1705
1706 string JSONRPCReply(const Value& result, const Value& error, const Value& id)
1707 {
1708     Object reply;
1709     if (error.type() != null_type)
1710         reply.push_back(Pair("result", Value::null));
1711     else
1712         reply.push_back(Pair("result", result));
1713     reply.push_back(Pair("error", error));
1714     reply.push_back(Pair("id", id));
1715     return write_string(Value(reply), false) + "\n";
1716 }
1717
1718 void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
1719 {
1720     // Send error reply from json-rpc error object
1721     int nStatus = 500;
1722     int code = find_value(objError, "code").get_int();
1723     if (code == -32600) nStatus = 400;
1724     else if (code == -32601) nStatus = 404;
1725     string strReply = JSONRPCReply(Value::null, objError, id);
1726     stream << HTTPReply(nStatus, strReply) << std::flush;
1727 }
1728
1729 bool ClientAllowed(const string& strAddress)
1730 {
1731     if (strAddress == asio::ip::address_v4::loopback().to_string())
1732         return true;
1733     const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
1734     BOOST_FOREACH(string strAllow, vAllow)
1735         if (WildcardMatch(strAddress, strAllow))
1736             return true;
1737     return false;
1738 }
1739
1740 #ifdef USE_SSL
1741 //
1742 // IOStream device that speaks SSL but can also speak non-SSL
1743 //
1744 class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
1745 public:
1746     SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
1747     {
1748         fUseSSL = fUseSSLIn;
1749         fNeedHandshake = fUseSSLIn;
1750     }
1751
1752     void handshake(ssl::stream_base::handshake_type role)
1753     {
1754         if (!fNeedHandshake) return;
1755         fNeedHandshake = false;
1756         stream.handshake(role);
1757     }
1758     std::streamsize read(char* s, std::streamsize n)
1759     {
1760         handshake(ssl::stream_base::server); // HTTPS servers read first
1761         if (fUseSSL) return stream.read_some(asio::buffer(s, n));
1762         return stream.next_layer().read_some(asio::buffer(s, n));
1763     }
1764     std::streamsize write(const char* s, std::streamsize n)
1765     {
1766         handshake(ssl::stream_base::client); // HTTPS clients write first
1767         if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
1768         return asio::write(stream.next_layer(), asio::buffer(s, n));
1769     }
1770     bool connect(const std::string& server, const std::string& port)
1771     {
1772         ip::tcp::resolver resolver(stream.get_io_service());
1773         ip::tcp::resolver::query query(server.c_str(), port.c_str());
1774         ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
1775         ip::tcp::resolver::iterator end;
1776         boost::system::error_code error = asio::error::host_not_found;
1777         while (error && endpoint_iterator != end)
1778         {
1779             stream.lowest_layer().close();
1780             stream.lowest_layer().connect(*endpoint_iterator++, error);
1781         }
1782         if (error)
1783             return false;
1784         return true;
1785     }
1786
1787 private:
1788     bool fNeedHandshake;
1789     bool fUseSSL;
1790     SSLStream& stream;
1791 };
1792 #endif
1793
1794 void ThreadRPCServer(void* parg)
1795 {
1796     IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
1797     try
1798     {
1799         vnThreadsRunning[4]++;
1800         ThreadRPCServer2(parg);
1801         vnThreadsRunning[4]--;
1802     }
1803     catch (std::exception& e) {
1804         vnThreadsRunning[4]--;
1805         PrintException(&e, "ThreadRPCServer()");
1806     } catch (...) {
1807         vnThreadsRunning[4]--;
1808         PrintException(NULL, "ThreadRPCServer()");
1809     }
1810     printf("ThreadRPCServer exiting\n");
1811 }
1812
1813 void ThreadRPCServer2(void* parg)
1814 {
1815     printf("ThreadRPCServer started\n");
1816
1817     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1818     {
1819         string strWhatAmI = "To use bitcoind";
1820         if (mapArgs.count("-server"))
1821             strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
1822         else if (mapArgs.count("-daemon"))
1823             strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
1824         PrintConsole(
1825             _("Warning: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
1826               "If the file does not exist, create it with owner-readable-only file permissions.\n"),
1827                 strWhatAmI.c_str(),
1828                 GetConfigFile().c_str());
1829         CreateThread(Shutdown, NULL);
1830         return;
1831     }
1832
1833     bool fUseSSL = GetBoolArg("-rpcssl");
1834     asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
1835
1836     asio::io_service io_service;
1837     ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
1838     ip::tcp::acceptor acceptor(io_service, endpoint);
1839
1840     acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
1841
1842 #ifdef USE_SSL
1843     ssl::context context(io_service, ssl::context::sslv23);
1844     if (fUseSSL)
1845     {
1846         context.set_options(ssl::context::no_sslv2);
1847         filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
1848         if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
1849         if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
1850         else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
1851         filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
1852         if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
1853         if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
1854         else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
1855
1856         string ciphers = GetArg("-rpcsslciphers",
1857                                          "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
1858         SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
1859     }
1860 #else
1861     if (fUseSSL)
1862         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1863 #endif
1864
1865     loop
1866     {
1867         // Accept connection
1868 #ifdef USE_SSL
1869         SSLStream sslStream(io_service, context);
1870         SSLIOStreamDevice d(sslStream, fUseSSL);
1871         iostreams::stream<SSLIOStreamDevice> stream(d);
1872 #else
1873         ip::tcp::iostream stream;
1874 #endif
1875
1876         ip::tcp::endpoint peer;
1877         vnThreadsRunning[4]--;
1878 #ifdef USE_SSL
1879         acceptor.accept(sslStream.lowest_layer(), peer);
1880 #else
1881         acceptor.accept(*stream.rdbuf(), peer);
1882 #endif
1883         vnThreadsRunning[4]++;
1884         if (fShutdown)
1885             return;
1886
1887         // Restrict callers by IP
1888         if (!ClientAllowed(peer.address().to_string()))
1889             continue;
1890
1891         map<string, string> mapHeaders;
1892         string strRequest;
1893
1894         boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
1895         if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
1896         {   // Timed out:
1897             acceptor.cancel();
1898             printf("ThreadRPCServer ReadHTTP timeout\n");
1899             continue;
1900         }
1901
1902         // Check authorization
1903         if (mapHeaders.count("authorization") == 0)
1904         {
1905             stream << HTTPReply(401, "") << std::flush;
1906             continue;
1907         }
1908         if (!HTTPAuthorized(mapHeaders))
1909         {
1910             // Deter brute-forcing short passwords
1911             if (mapArgs["-rpcpassword"].size() < 15)
1912                 Sleep(50);
1913
1914             stream << HTTPReply(401, "") << std::flush;
1915             printf("ThreadRPCServer incorrect password attempt\n");
1916             continue;
1917         }
1918
1919         Value id = Value::null;
1920         try
1921         {
1922             // Parse request
1923             Value valRequest;
1924             if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
1925                 throw JSONRPCError(-32700, "Parse error");
1926             const Object& request = valRequest.get_obj();
1927
1928             // Parse id now so errors from here on will have the id
1929             id = find_value(request, "id");
1930
1931             // Parse method
1932             Value valMethod = find_value(request, "method");
1933             if (valMethod.type() == null_type)
1934                 throw JSONRPCError(-32600, "Missing method");
1935             if (valMethod.type() != str_type)
1936                 throw JSONRPCError(-32600, "Method must be a string");
1937             string strMethod = valMethod.get_str();
1938             if (strMethod != "getwork")
1939                 printf("ThreadRPCServer method=%s\n", strMethod.c_str());
1940
1941             // Parse params
1942             Value valParams = find_value(request, "params");
1943             Array params;
1944             if (valParams.type() == array_type)
1945                 params = valParams.get_array();
1946             else if (valParams.type() == null_type)
1947                 params = Array();
1948             else
1949                 throw JSONRPCError(-32600, "Params must be an array");
1950
1951             // Find method
1952             map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
1953             if (mi == mapCallTable.end())
1954                 throw JSONRPCError(-32601, "Method not found");
1955
1956             // Observe safe mode
1957             string strWarning = GetWarnings("rpc");
1958             if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
1959                 throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
1960
1961             try
1962             {
1963                 // Execute
1964                 Value result = (*(*mi).second)(params, false);
1965
1966                 // Send reply
1967                 string strReply = JSONRPCReply(result, Value::null, id);
1968                 stream << HTTPReply(200, strReply) << std::flush;
1969             }
1970             catch (std::exception& e)
1971             {
1972                 ErrorReply(stream, JSONRPCError(-1, e.what()), id);
1973             }
1974         }
1975         catch (Object& objError)
1976         {
1977             ErrorReply(stream, objError, id);
1978         }
1979         catch (std::exception& e)
1980         {
1981             ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
1982         }
1983     }
1984 }
1985
1986
1987
1988
1989 Object CallRPC(const string& strMethod, const Array& params)
1990 {
1991     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1992         throw runtime_error(strprintf(
1993             _("You must set rpcpassword=<password> in the configuration file:\n%s\n"
1994               "If the file does not exist, create it with owner-readable-only file permissions."),
1995                 GetConfigFile().c_str()));
1996
1997     // Connect to localhost
1998     bool fUseSSL = GetBoolArg("-rpcssl");
1999 #ifdef USE_SSL
2000     asio::io_service io_service;
2001     ssl::context context(io_service, ssl::context::sslv23);
2002     context.set_options(ssl::context::no_sslv2);
2003     SSLStream sslStream(io_service, context);
2004     SSLIOStreamDevice d(sslStream, fUseSSL);
2005     iostreams::stream<SSLIOStreamDevice> stream(d);
2006     if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
2007         throw runtime_error("couldn't connect to server");
2008 #else
2009     if (fUseSSL)
2010         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
2011
2012     ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332"));
2013     if (stream.fail())
2014         throw runtime_error("couldn't connect to server");
2015 #endif
2016
2017
2018     // HTTP basic authentication
2019     string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
2020     map<string, string> mapRequestHeaders;
2021     mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
2022
2023     // Send request
2024     string strRequest = JSONRPCRequest(strMethod, params, 1);
2025     string strPost = HTTPPost(strRequest, mapRequestHeaders);
2026     stream << strPost << std::flush;
2027
2028     // Receive reply
2029     map<string, string> mapHeaders;
2030     string strReply;
2031     int nStatus = ReadHTTP(stream, mapHeaders, strReply);
2032     if (nStatus == 401)
2033         throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
2034     else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
2035         throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
2036     else if (strReply.empty())
2037         throw runtime_error("no response from server");
2038
2039     // Parse reply
2040     Value valReply;
2041     if (!read_string(strReply, valReply))
2042         throw runtime_error("couldn't parse reply from server");
2043     const Object& reply = valReply.get_obj();
2044     if (reply.empty())
2045         throw runtime_error("expected reply to have result, error and id properties");
2046
2047     return reply;
2048 }
2049
2050
2051
2052
2053 template<typename T>
2054 void ConvertTo(Value& value)
2055 {
2056     if (value.type() == str_type)
2057     {
2058         // reinterpret string as unquoted json value
2059         Value value2;
2060         if (!read_string(value.get_str(), value2))
2061             throw runtime_error("type mismatch");
2062         value = value2.get_value<T>();
2063     }
2064     else
2065     {
2066         value = value.get_value<T>();
2067     }
2068 }
2069
2070 int CommandLineRPC(int argc, char *argv[])
2071 {
2072     string strPrint;
2073     int nRet = 0;
2074     try
2075     {
2076         // Skip switches
2077         while (argc > 1 && IsSwitchChar(argv[1][0]))
2078         {
2079             argc--;
2080             argv++;
2081         }
2082
2083         // Method
2084         if (argc < 2)
2085             throw runtime_error("too few parameters");
2086         string strMethod = argv[1];
2087
2088         // Parameters default to strings
2089         Array params;
2090         for (int i = 2; i < argc; i++)
2091             params.push_back(argv[i]);
2092         int n = params.size();
2093
2094         //
2095         // Special case non-string parameter types
2096         //
2097         if (strMethod == "setgenerate"            && n > 0) ConvertTo<bool>(params[0]);
2098         if (strMethod == "setgenerate"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
2099         if (strMethod == "sendtoaddress"          && n > 1) ConvertTo<double>(params[1]);
2100         if (strMethod == "settxfee"               && n > 0) ConvertTo<double>(params[0]);
2101         if (strMethod == "getamountreceived"      && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2102         if (strMethod == "getreceivedbyaddress"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2103         if (strMethod == "getreceivedbyaccount"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2104         if (strMethod == "getreceivedbylabel"     && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2105         if (strMethod == "getallreceived"         && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2106         if (strMethod == "getallreceived"         && n > 1) ConvertTo<bool>(params[1]);
2107         if (strMethod == "listreceivedbyaddress"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2108         if (strMethod == "listreceivedbyaddress"  && n > 1) ConvertTo<bool>(params[1]);
2109         if (strMethod == "listreceivedbyaccount"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2110         if (strMethod == "listreceivedbyaccount"  && n > 1) ConvertTo<bool>(params[1]);
2111         if (strMethod == "listreceivedbylabel"    && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2112         if (strMethod == "listreceivedbylabel"    && n > 1) ConvertTo<bool>(params[1]); // deprecated
2113         if (strMethod == "getbalance"             && n > 1) ConvertTo<boost::int64_t>(params[1]);
2114         if (strMethod == "move"                   && n > 2) ConvertTo<double>(params[2]);
2115         if (strMethod == "move"                   && n > 3) ConvertTo<boost::int64_t>(params[3]);
2116         if (strMethod == "sendfrom"               && n > 2) ConvertTo<double>(params[2]);
2117         if (strMethod == "sendfrom"               && n > 3) ConvertTo<boost::int64_t>(params[3]);
2118         if (strMethod == "listtransactions"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2119         if (strMethod == "listtransactions"       && n > 2) ConvertTo<boost::int64_t>(params[2]);
2120         if (strMethod == "listaccounts"           && n > 0) ConvertTo<boost::int64_t>(params[0]);
2121         if (strMethod == "sendmany"               && n > 1)
2122         {
2123             string s = params[1].get_str();
2124             Value v;
2125             if (!read_string(s, v) || v.type() != obj_type)
2126                 throw runtime_error("type mismatch");
2127             params[1] = v.get_obj();
2128         }
2129         if (strMethod == "sendmany"                && n > 2) ConvertTo<boost::int64_t>(params[2]);
2130
2131         // Execute
2132         Object reply = CallRPC(strMethod, params);
2133
2134         // Parse reply
2135         const Value& result = find_value(reply, "result");
2136         const Value& error  = find_value(reply, "error");
2137         const Value& id     = find_value(reply, "id");
2138
2139         if (error.type() != null_type)
2140         {
2141             // Error
2142             strPrint = "error: " + write_string(error, false);
2143             int code = find_value(error.get_obj(), "code").get_int();
2144             nRet = abs(code);
2145         }
2146         else
2147         {
2148             // Result
2149             if (result.type() == null_type)
2150                 strPrint = "";
2151             else if (result.type() == str_type)
2152                 strPrint = result.get_str();
2153             else
2154                 strPrint = write_string(result, true);
2155         }
2156     }
2157     catch (std::exception& e)
2158     {
2159         strPrint = string("error: ") + e.what();
2160         nRet = 87;
2161     }
2162     catch (...)
2163     {
2164         PrintException(NULL, "CommandLineRPC()");
2165     }
2166
2167     if (strPrint != "")
2168     {
2169 #if defined(__WXMSW__) && defined(GUI)
2170         // Windows GUI apps can't print to command line,
2171         // so settle for a message box yuck
2172         MyMessageBox(strPrint, "Bitcoin", wxOK);
2173 #else
2174         fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
2175 #endif
2176     }
2177     return nRet;
2178 }
2179
2180
2181
2182
2183 #ifdef TEST
2184 int main(int argc, char *argv[])
2185 {
2186 #ifdef _MSC_VER
2187     // Turn off microsoft heap dump noise
2188     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
2189     _CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
2190 #endif
2191     setbuf(stdin, NULL);
2192     setbuf(stdout, NULL);
2193     setbuf(stderr, NULL);
2194
2195     try
2196     {
2197         if (argc >= 2 && string(argv[1]) == "-server")
2198         {
2199             printf("server ready\n");
2200             ThreadRPCServer(NULL);
2201         }
2202         else
2203         {
2204             return CommandLineRPC(argc, argv);
2205         }
2206     }
2207     catch (std::exception& e) {
2208         PrintException(&e, "main()");
2209     } catch (...) {
2210         PrintException(NULL, "main()");
2211     }
2212     return 0;
2213 }
2214 #endif