src/bitcoinrpc.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.hpp>
  18 #include <boost/filesystem/fstream.hpp>
  19 typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
  20 #endif
  21 #include "json/json_spirit_reader_template.h"
  22 #include "json/json_spirit_writer_template.h"
  23 #include "json/json_spirit_utils.h"
  24 #define printf OutputDebugStringF
  25 // MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
  26 // precompiled in headers.h.  The problem might be when the pch file goes over
  27 // a certain size around 145MB.  If we need access to json_spirit outside this
  28 // file, we could use the compiled json_spirit option.
  29
  30 using namespace std;
  31 using namespace boost;
  32 using namespace boost::asio;
  33 using namespace json_spirit;
  34
  35 void ThreadRPCServer2(void* parg);
  36 typedef Value(*rpcfn_type)(const Array& params, bool fHelp);
  37 extern map<string, rpcfn_type> mapCallTable;
  38
  39
  40 Object JSONRPCError(int code, const string& message)
  41 {
  42     Object error;
  43     error.push_back(Pair("code", code));
  44     error.push_back(Pair("message", message));
  45     return error;
  46 }
  47
  48
  49 void PrintConsole(const std::string &format, ...)
  50 {
  51     char buffer[50000];
  52     int limit = sizeof(buffer);
  53     va_list arg_ptr;
  54     va_start(arg_ptr, format);
  55     int ret = _vsnprintf(buffer, limit, format.c_str(), arg_ptr);
  56     va_end(arg_ptr);
  57     if (ret < 0 || ret >= limit)
  58     {
  59         ret = limit - 1;
  60         buffer[limit-1] = 0;
  61     }
  62     printf("%s", buffer);
  63 #if defined(__WXMSW__) && defined(GUI)
  64     MyMessageBox(buffer, "Bitcoin", wxOK | wxICON_EXCLAMATION);
  65 #else
  66     fprintf(stdout, "%s", buffer);
  67 #endif
  68 }
  69
  70
  71 int64 AmountFromValue(const Value& value)
  72 {
  73     double dAmount = value.get_real();
  74     if (dAmount <= 0.0 || dAmount > 21000000.0)
  75         throw JSONRPCError(-3, "Invalid amount");
  76     int64 nAmount = roundint64(dAmount * COIN);
  77     if (!MoneyRange(nAmount))
  78         throw JSONRPCError(-3, "Invalid amount");
  79     return nAmount;
  80 }
  81
  82 Value ValueFromAmount(int64 amount)
  83 {
  84     return (double)amount / (double)COIN;
  85 }
  86
  87 void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
  88 {
  89     entry.push_back(Pair("confirmations", wtx.GetDepthInMainChain()));
  90     entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
  91     entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
  92     BOOST_FOREACH(const PAIRTYPE(string,string)& item, wtx.mapValue)
  93         entry.push_back(Pair(item.first, item.second));
  94 }
  95
  96 string AccountFromValue(const Value& value)
  97 {
  98     string strAccount = value.get_str();
  99     if (strAccount == "*")
 100         throw JSONRPCError(-11, "Invalid account name");
 101     return strAccount;
 102 }
 103
 104
 105
 106 ///
 107 /// Note: This interface may still be subject to change.
 108 ///
 109
 110
 111 Value help(const Array& params, bool fHelp)
 112 {
 113     if (fHelp || params.size() > 1)
 114         throw runtime_error(
 115             "help [command]\n"
 116             "List commands, or get help for a command.");
 117
 118     string strCommand;
 119     if (params.size() > 0)
 120         strCommand = params[0].get_str();
 121
 122     string strRet;
 123     set<rpcfn_type> setDone;
 124     for (map<string, rpcfn_type>::iterator mi = mapCallTable.begin(); mi != mapCallTable.end(); ++mi)
 125     {
 126         string strMethod = (*mi).first;
 127         // We already filter duplicates, but these deprecated screw up the sort order
 128         if (strMethod == "getamountreceived" ||
 129             strMethod == "getallreceived" ||
 130             (strMethod.find("label") != string::npos))
 131             continue;
 132         if (strCommand != "" && strMethod != strCommand)
 133             continue;
 134         try
 135         {
 136             Array params;
 137             rpcfn_type pfn = (*mi).second;
 138             if (setDone.insert(pfn).second)
 139                 (*pfn)(params, true);
 140         }
 141         catch (std::exception& e)
 142         {
 143             // Help text is returned in an exception
 144             string strHelp = string(e.what());
 145             if (strCommand == "")
 146                 if (strHelp.find('\n') != -1)
 147                     strHelp = strHelp.substr(0, strHelp.find('\n'));
 148             strRet += strHelp + "\n";
 149         }
 150     }
 151     if (strRet == "")
 152         strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
 153     strRet = strRet.substr(0,strRet.size()-1);
 154     return strRet;
 155 }
 156
 157
 158 Value stop(const Array& params, bool fHelp)
 159 {
 160     if (fHelp || params.size() != 0)
 161         throw runtime_error(
 162             "stop\n"
 163             "Stop bitcoin server.");
 164
 165     // Shutdown will take long enough that the response should get back
 166     CreateThread(Shutdown, NULL);
 167     return "bitcoin server stopping";
 168 }
 169
 170
 171 Value getblockcount(const Array& params, bool fHelp)
 172 {
 173     if (fHelp || params.size() != 0)
 174         throw runtime_error(
 175             "getblockcount\n"
 176             "Returns the number of blocks in the longest block chain.");
 177
 178     return nBestHeight;
 179 }
 180
 181
 182 Value getblocknumber(const Array& params, bool fHelp)
 183 {
 184     if (fHelp || params.size() != 0)
 185         throw runtime_error(
 186             "getblocknumber\n"
 187             "Returns the block number of the latest block in the longest block chain.");
 188
 189     return nBestHeight;
 190 }
 191
 192
 193 Value getconnectioncount(const Array& params, bool fHelp)
 194 {
 195     if (fHelp || params.size() != 0)
 196         throw runtime_error(
 197             "getconnectioncount\n"
 198             "Returns the number of connections to other nodes.");
 199
 200     return (int)vNodes.size();
 201 }
 202
 203
 204 double GetDifficulty()
 205 {
 206     // Floating point number that is a multiple of the minimum difficulty,
 207     // minimum difficulty = 1.0.
 208
 209     if (pindexBest == NULL)
 210         return 1.0;
 211     int nShift = (pindexBest->nBits >> 24) & 0xff;
 212
 213     double dDiff =
 214         (double)0x0000ffff / (double)(pindexBest->nBits & 0x00ffffff);
 215
 216     while (nShift < 29)
 217     {
 218         dDiff *= 256.0;
 219         nShift++;
 220     }
 221     while (nShift > 29)
 222     {
 223         dDiff /= 256.0;
 224         nShift--;
 225     }
 226
 227     return dDiff;
 228 }
 229
 230 Value getdifficulty(const Array& params, bool fHelp)
 231 {
 232     if (fHelp || params.size() != 0)
 233         throw runtime_error(
 234             "getdifficulty\n"
 235             "Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
 236
 237     return GetDifficulty();
 238 }
 239
 240
 241 Value getgenerate(const Array& params, bool fHelp)
 242 {
 243     if (fHelp || params.size() != 0)
 244         throw runtime_error(
 245             "getgenerate\n"
 246             "Returns true or false.");
 247
 248     return (bool)fGenerateBitcoins;
 249 }
 250
 251
 252 Value setgenerate(const Array& params, bool fHelp)
 253 {
 254     if (fHelp || params.size() < 1 || params.size() > 2)
 255         throw runtime_error(
 256             "setgenerate <generate> [genproclimit]\n"
 257             "<generate> is true or false to turn generation on or off.\n"
 258             "Generation is limited to [genproclimit] processors, -1 is unlimited.");
 259
 260     bool fGenerate = true;
 261     if (params.size() > 0)
 262         fGenerate = params[0].get_bool();
 263
 264     if (params.size() > 1)
 265     {
 266         int nGenProcLimit = params[1].get_int();
 267         fLimitProcessors = (nGenProcLimit != -1);
 268         WriteSetting("fLimitProcessors", fLimitProcessors);
 269         if (nGenProcLimit != -1)
 270             WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
 271         if (nGenProcLimit == 0)
 272             fGenerate = false;
 273     }
 274
 275     GenerateBitcoins(fGenerate, pwalletMain);
 276     return Value::null;
 277 }
 278
 279
 280 Value gethashespersec(const Array& params, bool fHelp)
 281 {
 282     if (fHelp || params.size() != 0)
 283         throw runtime_error(
 284             "gethashespersec\n"
 285             "Returns a recent hashes per second performance measurement while generating.");
 286
 287     if (GetTimeMillis() - nHPSTimerStart > 8000)
 288         return (boost::int64_t)0;
 289     return (boost::int64_t)dHashesPerSec;
 290 }
 291
 292
 293 Value getinfo(const Array& params, bool fHelp)
 294 {
 295     if (fHelp || params.size() != 0)
 296         throw runtime_error(
 297             "getinfo\n"
 298             "Returns an object containing various state info.");
 299
 300     Object obj;
 301     obj.push_back(Pair("version",       (int)VERSION));
 302     obj.push_back(Pair("balance",       ValueFromAmount(pwalletMain->GetBalance())));
 303     obj.push_back(Pair("blocks",        (int)nBestHeight));
 304     obj.push_back(Pair("connections",   (int)vNodes.size()));
 305     obj.push_back(Pair("proxy",         (fUseProxy ? addrProxy.ToStringIPPort() : string())));
 306     obj.push_back(Pair("generate",      (bool)fGenerateBitcoins));
 307     obj.push_back(Pair("genproclimit",  (int)(fLimitProcessors ? nLimitProcessors : -1)));
 308     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
 309     obj.push_back(Pair("hashespersec",  gethashespersec(params, false)));
 310     obj.push_back(Pair("testnet",       fTestNet));
 311     obj.push_back(Pair("keypoololdest", (boost::int64_t)pwalletMain->GetOldestKeyPoolTime()));
 312     obj.push_back(Pair("paytxfee",      ValueFromAmount(nTransactionFee)));
 313     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
 314     return obj;
 315 }
 316
 317
 318 Value getnewaddress(const Array& params, bool fHelp)
 319 {
 320     if (fHelp || params.size() > 1)
 321         throw runtime_error(
 322             "getnewaddress [account]\n"
 323             "Returns a new bitcoin address for receiving payments.  "
 324             "If [account] is specified (recommended), it is added to the address book "
 325             "so payments received with the address will be credited to [account].");
 326
 327     // Parse the account first so we don't generate a key if there's an error
 328     string strAccount;
 329     if (params.size() > 0)
 330         strAccount = AccountFromValue(params[0]);
 331
 332     // Generate a new key that is added to wallet
 333     string strAddress = PubKeyToAddress(pwalletMain->GetKeyFromKeyPool());
 334
 335     pwalletMain->SetAddressBookName(strAddress, strAccount);
 336     return strAddress;
 337 }
 338
 339
 340 // requires cs_main, cs_mapWallet locks
 341 string GetAccountAddress(string strAccount, bool bForceNew=false)
 342 {
 343     string strAddress;
 344
 345     CWalletDB walletdb(pwalletMain->strWalletFile);
 346     walletdb.TxnBegin();
 347
 348     CAccount account;
 349     walletdb.ReadAccount(strAccount, account);
 350
 351     // Check if the current key has been used
 352     if (!account.vchPubKey.empty())
 353     {
 354         CScript scriptPubKey;
 355         scriptPubKey.SetBitcoinAddress(account.vchPubKey);
 356         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin();
 357              it != pwalletMain->mapWallet.end() && !account.vchPubKey.empty();
 358              ++it)
 359         {
 360             const CWalletTx& wtx = (*it).second;
 361             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 362                 if (txout.scriptPubKey == scriptPubKey)
 363                     account.vchPubKey.clear();
 364         }
 365     }
 366
 367     // Generate a new key
 368     if (account.vchPubKey.empty() || bForceNew)
 369     {
 370         account.vchPubKey = pwalletMain->GetKeyFromKeyPool();
 371         string strAddress = PubKeyToAddress(account.vchPubKey);
 372         pwalletMain->SetAddressBookName(strAddress, strAccount);
 373         walletdb.WriteAccount(strAccount, account);
 374     }
 375
 376     walletdb.TxnCommit();
 377     strAddress = PubKeyToAddress(account.vchPubKey);
 378
 379     return strAddress;
 380 }
 381
 382 Value getaccountaddress(const Array& params, bool fHelp)
 383 {
 384     if (fHelp || params.size() != 1)
 385         throw runtime_error(
 386             "getaccountaddress <account>\n"
 387             "Returns the current bitcoin address for receiving payments to this account.");
 388
 389     // Parse the account first so we don't generate a key if there's an error
 390     string strAccount = AccountFromValue(params[0]);
 391
 392     Value ret;
 393
 394     CRITICAL_BLOCK(cs_main)
 395     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 396     {
 397         ret = GetAccountAddress(strAccount);
 398     }
 399
 400     return ret;
 401 }
 402
 403
 404
 405 Value setaccount(const Array& params, bool fHelp)
 406 {
 407     if (fHelp || params.size() < 1 || params.size() > 2)
 408         throw runtime_error(
 409             "setaccount <bitcoinaddress> <account>\n"
 410             "Sets the account associated with the given address.");
 411
 412     string strAddress = params[0].get_str();
 413     uint160 hash160;
 414     bool isValid = AddressToHash160(strAddress, hash160);
 415     if (!isValid)
 416         throw JSONRPCError(-5, "Invalid bitcoin address");
 417
 418
 419     string strAccount;
 420     if (params.size() > 1)
 421         strAccount = AccountFromValue(params[1]);
 422
 423     // Detect when changing the account of an address that is the 'unused current key' of another account:
 424     CRITICAL_BLOCK(cs_main)
 425     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 426     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
 427     {
 428         if (pwalletMain->mapAddressBook.count(strAddress))
 429         {
 430             string strOldAccount = pwalletMain->mapAddressBook[strAddress];
 431             if (strAddress == GetAccountAddress(strOldAccount))
 432                 GetAccountAddress(strOldAccount, true);
 433         }
 434     }
 435
 436     pwalletMain->SetAddressBookName(strAddress, strAccount);
 437     return Value::null;
 438 }
 439
 440
 441 Value getaccount(const Array& params, bool fHelp)
 442 {
 443     if (fHelp || params.size() != 1)
 444         throw runtime_error(
 445             "getaccount <bitcoinaddress>\n"
 446             "Returns the account associated with the given address.");
 447
 448     string strAddress = params[0].get_str();
 449
 450     string strAccount;
 451     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
 452     {
 453         map<string, string>::iterator mi = pwalletMain->mapAddressBook.find(strAddress);
 454         if (mi != pwalletMain->mapAddressBook.end() && !(*mi).second.empty())
 455             strAccount = (*mi).second;
 456     }
 457     return strAccount;
 458 }
 459
 460
 461 Value getaddressesbyaccount(const Array& params, bool fHelp)
 462 {
 463     if (fHelp || params.size() != 1)
 464         throw runtime_error(
 465             "getaddressesbyaccount <account>\n"
 466             "Returns the list of addresses for the given account.");
 467
 468     string strAccount = AccountFromValue(params[0]);
 469
 470     // Find all addresses that have the given account
 471     Array ret;
 472     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
 473     {
 474         BOOST_FOREACH(const PAIRTYPE(string, string)& item, pwalletMain->mapAddressBook)
 475         {
 476             const string& strAddress = item.first;
 477             const string& strName = item.second;
 478             if (strName == strAccount)
 479             {
 480                 // We're only adding valid bitcoin addresses and not ip addresses
 481                 CScript scriptPubKey;
 482                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 483                     ret.push_back(strAddress);
 484             }
 485         }
 486     }
 487     return ret;
 488 }
 489
 490 Value settxfee(const Array& params, bool fHelp)
 491 {
 492     if (fHelp || params.size() < 1 || params.size() > 1)
 493         throw runtime_error(
 494             "settxfee <amount>\n"
 495             "<amount> is a real and is rounded to the nearest 0.00000001");
 496
 497     // Amount
 498     int64 nAmount = 0;
 499     if (params[0].get_real() != 0.0)
 500         nAmount = AmountFromValue(params[0]);        // rejects 0.0 amounts
 501
 502     nTransactionFee = nAmount;
 503     return true;
 504 }
 505
 506 Value sendtoaddress(const Array& params, bool fHelp)
 507 {
 508     if (fHelp || params.size() < 2 || params.size() > 4)
 509         throw runtime_error(
 510             "sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
 511             "<amount> is a real and is rounded to the nearest 0.00000001");
 512
 513     string strAddress = params[0].get_str();
 514
 515     // Amount
 516     int64 nAmount = AmountFromValue(params[1]);
 517
 518     // Wallet comments
 519     CWalletTx wtx;
 520     if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
 521         wtx.mapValue["comment"] = params[2].get_str();
 522     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 523         wtx.mapValue["to"]      = params[3].get_str();
 524
 525     CRITICAL_BLOCK(cs_main)
 526     {
 527         string strError = pwalletMain->SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 528         if (strError != "")
 529             throw JSONRPCError(-4, strError);
 530     }
 531
 532     return wtx.GetHash().GetHex();
 533 }
 534
 535
 536 Value getreceivedbyaddress(const Array& params, bool fHelp)
 537 {
 538     if (fHelp || params.size() < 1 || params.size() > 2)
 539         throw runtime_error(
 540             "getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
 541             "Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
 542
 543     // Bitcoin address
 544     string strAddress = params[0].get_str();
 545     CScript scriptPubKey;
 546     if (!scriptPubKey.SetBitcoinAddress(strAddress))
 547         throw JSONRPCError(-5, "Invalid bitcoin address");
 548     if (!IsMine(*pwalletMain,scriptPubKey))
 549         return (double)0.0;
 550
 551     // Minimum confirmations
 552     int nMinDepth = 1;
 553     if (params.size() > 1)
 554         nMinDepth = params[1].get_int();
 555
 556     // Tally
 557     int64 nAmount = 0;
 558     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 559     {
 560         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 561         {
 562             const CWalletTx& wtx = (*it).second;
 563             if (wtx.IsCoinBase() || !wtx.IsFinal())
 564                 continue;
 565
 566             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 567                 if (txout.scriptPubKey == scriptPubKey)
 568                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 569                         nAmount += txout.nValue;
 570         }
 571     }
 572
 573     return  ValueFromAmount(nAmount);
 574 }
 575
 576
 577 void GetAccountPubKeys(string strAccount, set<CScript>& setPubKey)
 578 {
 579     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
 580     {
 581         BOOST_FOREACH(const PAIRTYPE(string, string)& item, pwalletMain->mapAddressBook)
 582         {
 583             const string& strAddress = item.first;
 584             const string& strName = item.second;
 585             if (strName == strAccount)
 586             {
 587                 // We're only counting our own valid bitcoin addresses and not ip addresses
 588                 CScript scriptPubKey;
 589                 if (scriptPubKey.SetBitcoinAddress(strAddress))
 590                     if (IsMine(*pwalletMain,scriptPubKey))
 591                         setPubKey.insert(scriptPubKey);
 592             }
 593         }
 594     }
 595 }
 596
 597
 598 Value getreceivedbyaccount(const Array& params, bool fHelp)
 599 {
 600     if (fHelp || params.size() < 1 || params.size() > 2)
 601         throw runtime_error(
 602             "getreceivedbyaccount <account> [minconf=1]\n"
 603             "Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
 604
 605     // Minimum confirmations
 606     int nMinDepth = 1;
 607     if (params.size() > 1)
 608         nMinDepth = params[1].get_int();
 609
 610     // Get the set of pub keys that have the label
 611     string strAccount = AccountFromValue(params[0]);
 612     set<CScript> setPubKey;
 613     GetAccountPubKeys(strAccount, setPubKey);
 614
 615     // Tally
 616     int64 nAmount = 0;
 617     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 618     {
 619         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 620         {
 621             const CWalletTx& wtx = (*it).second;
 622             if (wtx.IsCoinBase() || !wtx.IsFinal())
 623                 continue;
 624
 625             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 626                 if (setPubKey.count(txout.scriptPubKey))
 627                     if (wtx.GetDepthInMainChain() >= nMinDepth)
 628                         nAmount += txout.nValue;
 629         }
 630     }
 631
 632     return (double)nAmount / (double)COIN;
 633 }
 634
 635
 636 int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
 637 {
 638     int64 nBalance = 0;
 639     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 640     {
 641         // Tally wallet transactions
 642         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 643         {
 644             const CWalletTx& wtx = (*it).second;
 645             if (!wtx.IsFinal())
 646                 continue;
 647
 648             int64 nGenerated, nReceived, nSent, nFee;
 649             wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
 650
 651             if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
 652                 nBalance += nReceived;
 653             nBalance += nGenerated - nSent - nFee;
 654         }
 655
 656         // Tally internal accounting entries
 657         nBalance += walletdb.GetAccountCreditDebit(strAccount);
 658     }
 659
 660     return nBalance;
 661 }
 662
 663 int64 GetAccountBalance(const string& strAccount, int nMinDepth)
 664 {
 665     CWalletDB walletdb(pwalletMain->strWalletFile);
 666     return GetAccountBalance(walletdb, strAccount, nMinDepth);
 667 }
 668
 669
 670 Value getbalance(const Array& params, bool fHelp)
 671 {
 672     if (fHelp || params.size() < 0 || params.size() > 2)
 673         throw runtime_error(
 674             "getbalance [account] [minconf=1]\n"
 675             "If [account] is not specified, returns the server's total available balance.\n"
 676             "If [account] is specified, returns the balance in the account.");
 677
 678     if (params.size() == 0)
 679         return  ValueFromAmount(pwalletMain->GetBalance());
 680
 681     int nMinDepth = 1;
 682     if (params.size() > 1)
 683         nMinDepth = params[1].get_int();
 684
 685     if (params[0].get_str() == "*") {
 686         // Calculate total balance a different way from GetBalance()
 687         // (GetBalance() sums up all unspent TxOuts)
 688         // getbalance and getbalance '*' should always return the same number.
 689         int64 nBalance = 0;
 690         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 691         {
 692             const CWalletTx& wtx = (*it).second;
 693             if (!wtx.IsFinal())
 694                 continue;
 695
 696             int64 allGeneratedImmature, allGeneratedMature, allFee;
 697             allGeneratedImmature = allGeneratedMature = allFee = 0;
 698             string strSentAccount;
 699             list<pair<string, int64> > listReceived;
 700             list<pair<string, int64> > listSent;
 701             wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
 702             if (wtx.GetDepthInMainChain() >= nMinDepth)
 703                 BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listReceived)
 704                     nBalance += r.second;
 705             BOOST_FOREACH(const PAIRTYPE(string,int64)& r, listSent)
 706                 nBalance -= r.second;
 707             nBalance -= allFee;
 708             nBalance += allGeneratedMature;
 709         }
 710         return  ValueFromAmount(nBalance);
 711     }
 712
 713     string strAccount = AccountFromValue(params[0]);
 714
 715     int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 716
 717     return ValueFromAmount(nBalance);
 718 }
 719
 720
 721 Value movecmd(const Array& params, bool fHelp)
 722 {
 723     if (fHelp || params.size() < 3 || params.size() > 5)
 724         throw runtime_error(
 725             "move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
 726             "Move from one account in your wallet to another.");
 727
 728     string strFrom = AccountFromValue(params[0]);
 729     string strTo = AccountFromValue(params[1]);
 730     int64 nAmount = AmountFromValue(params[2]);
 731     int nMinDepth = 1;
 732     if (params.size() > 3)
 733         nMinDepth = params[3].get_int();
 734     string strComment;
 735     if (params.size() > 4)
 736         strComment = params[4].get_str();
 737
 738     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 739     {
 740         CWalletDB walletdb(pwalletMain->strWalletFile);
 741         walletdb.TxnBegin();
 742
 743         int64 nNow = GetAdjustedTime();
 744
 745         // Debit
 746         CAccountingEntry debit;
 747         debit.strAccount = strFrom;
 748         debit.nCreditDebit = -nAmount;
 749         debit.nTime = nNow;
 750         debit.strOtherAccount = strTo;
 751         debit.strComment = strComment;
 752         walletdb.WriteAccountingEntry(debit);
 753
 754         // Credit
 755         CAccountingEntry credit;
 756         credit.strAccount = strTo;
 757         credit.nCreditDebit = nAmount;
 758         credit.nTime = nNow;
 759         credit.strOtherAccount = strFrom;
 760         credit.strComment = strComment;
 761         walletdb.WriteAccountingEntry(credit);
 762
 763         walletdb.TxnCommit();
 764     }
 765     return true;
 766 }
 767
 768
 769 Value sendfrom(const Array& params, bool fHelp)
 770 {
 771     if (fHelp || params.size() < 3 || params.size() > 6)
 772         throw runtime_error(
 773             "sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
 774             "<amount> is a real and is rounded to the nearest 0.00000001");
 775
 776     string strAccount = AccountFromValue(params[0]);
 777     string strAddress = params[1].get_str();
 778     int64 nAmount = AmountFromValue(params[2]);
 779     int nMinDepth = 1;
 780     if (params.size() > 3)
 781         nMinDepth = params[3].get_int();
 782
 783     CWalletTx wtx;
 784     wtx.strFromAccount = strAccount;
 785     if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
 786         wtx.mapValue["comment"] = params[4].get_str();
 787     if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
 788         wtx.mapValue["to"]      = params[5].get_str();
 789
 790     CRITICAL_BLOCK(cs_main)
 791     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 792     {
 793         // Check funds
 794         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 795         if (nAmount > nBalance)
 796             throw JSONRPCError(-6, "Account has insufficient funds");
 797
 798         // Send
 799         string strError = pwalletMain->SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
 800         if (strError != "")
 801             throw JSONRPCError(-4, strError);
 802     }
 803
 804     return wtx.GetHash().GetHex();
 805 }
 806
 807 Value sendmany(const Array& params, bool fHelp)
 808 {
 809     if (fHelp || params.size() < 2 || params.size() > 4)
 810         throw runtime_error(
 811             "sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
 812             "amounts are double-precision floating point numbers");
 813
 814     string strAccount = AccountFromValue(params[0]);
 815     Object sendTo = params[1].get_obj();
 816     int nMinDepth = 1;
 817     if (params.size() > 2)
 818         nMinDepth = params[2].get_int();
 819
 820     CWalletTx wtx;
 821     wtx.strFromAccount = strAccount;
 822     if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
 823         wtx.mapValue["comment"] = params[3].get_str();
 824
 825     set<string> setAddress;
 826     vector<pair<CScript, int64> > vecSend;
 827
 828     int64 totalAmount = 0;
 829     BOOST_FOREACH(const Pair& s, sendTo)
 830     {
 831         uint160 hash160;
 832         string strAddress = s.name_;
 833
 834         if (setAddress.count(strAddress))
 835             throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+strAddress);
 836         setAddress.insert(strAddress);
 837
 838         CScript scriptPubKey;
 839         if (!scriptPubKey.SetBitcoinAddress(strAddress))
 840             throw JSONRPCError(-5, string("Invalid bitcoin address:")+strAddress);
 841         int64 nAmount = AmountFromValue(s.value_);
 842         totalAmount += nAmount;
 843
 844         vecSend.push_back(make_pair(scriptPubKey, nAmount));
 845     }
 846
 847     CRITICAL_BLOCK(cs_main)
 848     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 849     {
 850         // Check funds
 851         int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
 852         if (totalAmount > nBalance)
 853             throw JSONRPCError(-6, "Account has insufficient funds");
 854
 855         // Send
 856         CReserveKey keyChange(pwalletMain);
 857         int64 nFeeRequired = 0;
 858         bool fCreated = pwalletMain->CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
 859         if (!fCreated)
 860         {
 861             if (totalAmount + nFeeRequired > pwalletMain->GetBalance())
 862                 throw JSONRPCError(-6, "Insufficient funds");
 863             throw JSONRPCError(-4, "Transaction creation failed");
 864         }
 865         if (!pwalletMain->CommitTransaction(wtx, keyChange))
 866             throw JSONRPCError(-4, "Transaction commit failed");
 867     }
 868
 869     return wtx.GetHash().GetHex();
 870 }
 871
 872
 873 struct tallyitem
 874 {
 875     int64 nAmount;
 876     int nConf;
 877     tallyitem()
 878     {
 879         nAmount = 0;
 880         nConf = INT_MAX;
 881     }
 882 };
 883
 884 Value ListReceived(const Array& params, bool fByAccounts)
 885 {
 886     // Minimum confirmations
 887     int nMinDepth = 1;
 888     if (params.size() > 0)
 889         nMinDepth = params[0].get_int();
 890
 891     // Whether to include empty accounts
 892     bool fIncludeEmpty = false;
 893     if (params.size() > 1)
 894         fIncludeEmpty = params[1].get_bool();
 895
 896     // Tally
 897     map<uint160, tallyitem> mapTally;
 898     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
 899     {
 900         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
 901         {
 902             const CWalletTx& wtx = (*it).second;
 903             if (wtx.IsCoinBase() || !wtx.IsFinal())
 904                 continue;
 905
 906             int nDepth = wtx.GetDepthInMainChain();
 907             if (nDepth < nMinDepth)
 908                 continue;
 909
 910             BOOST_FOREACH(const CTxOut& txout, wtx.vout)
 911             {
 912                 // Only counting our own bitcoin addresses and not ip addresses
 913                 uint160 hash160 = txout.scriptPubKey.GetBitcoinAddressHash160();
 914                 if (hash160 == 0 || !mapPubKeys.count(hash160)) // IsMine
 915                     continue;
 916
 917                 tallyitem& item = mapTally[hash160];
 918                 item.nAmount += txout.nValue;
 919                 item.nConf = min(item.nConf, nDepth);
 920             }
 921         }
 922     }
 923
 924     // Reply
 925     Array ret;
 926     map<string, tallyitem> mapAccountTally;
 927     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
 928     {
 929         BOOST_FOREACH(const PAIRTYPE(string, string)& item, pwalletMain->mapAddressBook)
 930         {
 931             const string& strAddress = item.first;
 932             const string& strAccount = item.second;
 933             uint160 hash160;
 934             if (!AddressToHash160(strAddress, hash160))
 935                 continue;
 936             map<uint160, tallyitem>::iterator it = mapTally.find(hash160);
 937             if (it == mapTally.end() && !fIncludeEmpty)
 938                 continue;
 939
 940             int64 nAmount = 0;
 941             int nConf = INT_MAX;
 942             if (it != mapTally.end())
 943             {
 944                 nAmount = (*it).second.nAmount;
 945                 nConf = (*it).second.nConf;
 946             }
 947
 948             if (fByAccounts)
 949             {
 950                 tallyitem& item = mapAccountTally[strAccount];
 951                 item.nAmount += nAmount;
 952                 item.nConf = min(item.nConf, nConf);
 953             }
 954             else
 955             {
 956                 Object obj;
 957                 obj.push_back(Pair("address",       strAddress));
 958                 obj.push_back(Pair("account",       strAccount));
 959                 obj.push_back(Pair("label",         strAccount)); // deprecated
 960                 obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 961                 obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 962                 ret.push_back(obj);
 963             }
 964         }
 965     }
 966
 967     if (fByAccounts)
 968     {
 969         for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
 970         {
 971             int64 nAmount = (*it).second.nAmount;
 972             int nConf = (*it).second.nConf;
 973             Object obj;
 974             obj.push_back(Pair("account",       (*it).first));
 975             obj.push_back(Pair("label",         (*it).first)); // deprecated
 976             obj.push_back(Pair("amount",        ValueFromAmount(nAmount)));
 977             obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
 978             ret.push_back(obj);
 979         }
 980     }
 981
 982     return ret;
 983 }
 984
 985 Value listreceivedbyaddress(const Array& params, bool fHelp)
 986 {
 987     if (fHelp || params.size() > 2)
 988         throw runtime_error(
 989             "listreceivedbyaddress [minconf=1] [includeempty=false]\n"
 990             "[minconf] is the minimum number of confirmations before payments are included.\n"
 991             "[includeempty] whether to include addresses that haven't received any payments.\n"
 992             "Returns an array of objects containing:\n"
 993             "  \"address\" : receiving address\n"
 994             "  \"account\" : the account of the receiving address\n"
 995             "  \"amount\" : total amount received by the address\n"
 996             "  \"confirmations\" : number of confirmations of the most recent transaction included");
 997
 998     return ListReceived(params, false);
 999 }
1000
1001 Value listreceivedbyaccount(const Array& params, bool fHelp)
1002 {
1003     if (fHelp || params.size() > 2)
1004         throw runtime_error(
1005             "listreceivedbyaccount [minconf=1] [includeempty=false]\n"
1006             "[minconf] is the minimum number of confirmations before payments are included.\n"
1007             "[includeempty] whether to include accounts that haven't received any payments.\n"
1008             "Returns an array of objects containing:\n"
1009             "  \"account\" : the account of the receiving addresses\n"
1010             "  \"amount\" : total amount received by addresses with this account\n"
1011             "  \"confirmations\" : number of confirmations of the most recent transaction included");
1012
1013     return ListReceived(params, true);
1014 }
1015
1016 void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
1017 {
1018     int64 nGeneratedImmature, nGeneratedMature, nFee;
1019     string strSentAccount;
1020     list<pair<string, int64> > listReceived;
1021     list<pair<string, int64> > listSent;
1022     wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1023
1024     bool fAllAccounts = (strAccount == string("*"));
1025
1026     // Generated blocks assigned to account ""
1027     if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
1028     {
1029         Object entry;
1030         entry.push_back(Pair("account", string("")));
1031         if (nGeneratedImmature)
1032         {
1033             entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
1034             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
1035         }
1036         else
1037         {
1038             entry.push_back(Pair("category", "generate"));
1039             entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
1040         }
1041         if (fLong)
1042             WalletTxToJSON(wtx, entry);
1043         ret.push_back(entry);
1044     }
1045
1046     // Sent
1047     if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
1048     {
1049         BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1050         {
1051             Object entry;
1052             entry.push_back(Pair("account", strSentAccount));
1053             entry.push_back(Pair("address", s.first));
1054             entry.push_back(Pair("category", "send"));
1055             entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
1056             entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
1057             if (fLong)
1058                 WalletTxToJSON(wtx, entry);
1059             ret.push_back(entry);
1060         }
1061     }
1062
1063     // Received
1064     if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
1065         CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
1066         {
1067             BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1068             {
1069                 string account;
1070                 if (pwalletMain->mapAddressBook.count(r.first))
1071                     account = pwalletMain->mapAddressBook[r.first];
1072                 if (fAllAccounts || (account == strAccount))
1073                 {
1074                     Object entry;
1075                     entry.push_back(Pair("account", account));
1076                     entry.push_back(Pair("address", r.first));
1077                     entry.push_back(Pair("category", "receive"));
1078                     entry.push_back(Pair("amount", ValueFromAmount(r.second)));
1079                     if (fLong)
1080                         WalletTxToJSON(wtx, entry);
1081                     ret.push_back(entry);
1082                 }
1083             }
1084         }
1085
1086 }
1087
1088 void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
1089 {
1090     bool fAllAccounts = (strAccount == string("*"));
1091
1092     if (fAllAccounts || acentry.strAccount == strAccount)
1093     {
1094         Object entry;
1095         entry.push_back(Pair("account", acentry.strAccount));
1096         entry.push_back(Pair("category", "move"));
1097         entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
1098         entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
1099         entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
1100         entry.push_back(Pair("comment", acentry.strComment));
1101         ret.push_back(entry);
1102     }
1103 }
1104
1105 Value listtransactions(const Array& params, bool fHelp)
1106 {
1107     if (fHelp || params.size() > 3)
1108         throw runtime_error(
1109             "listtransactions [account] [count=10] [from=0]\n"
1110             "Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
1111
1112     string strAccount = "*";
1113     if (params.size() > 0)
1114         strAccount = params[0].get_str();
1115     int nCount = 10;
1116     if (params.size() > 1)
1117         nCount = params[1].get_int();
1118     int nFrom = 0;
1119     if (params.size() > 2)
1120         nFrom = params[2].get_int();
1121
1122     Array ret;
1123     CWalletDB walletdb(pwalletMain->strWalletFile);
1124
1125     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
1126     {
1127         // Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
1128         typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
1129         typedef multimap<int64, TxPair > TxItems;
1130         TxItems txByTime;
1131
1132         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
1133         {
1134             CWalletTx* wtx = &((*it).second);
1135             txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
1136         }
1137         list<CAccountingEntry> acentries;
1138         walletdb.ListAccountCreditDebit(strAccount, acentries);
1139         BOOST_FOREACH(CAccountingEntry& entry, acentries)
1140         {
1141             txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
1142         }
1143
1144         // Now: iterate backwards until we have nCount items to return:
1145         TxItems::reverse_iterator it = txByTime.rbegin();
1146         for (std::advance(it, nFrom); it != txByTime.rend(); ++it)
1147         {
1148             CWalletTx *const pwtx = (*it).second.first;
1149             if (pwtx != 0)
1150                 ListTransactions(*pwtx, strAccount, 0, true, ret);
1151             CAccountingEntry *const pacentry = (*it).second.second;
1152             if (pacentry != 0)
1153                 AcentryToJSON(*pacentry, strAccount, ret);
1154
1155             if (ret.size() >= nCount) break;
1156         }
1157         // ret is now newest to oldest
1158     }
1159
1160     // Make sure we return only last nCount items (sends-to-self might give us an extra):
1161     if (ret.size() > nCount)
1162     {
1163         Array::iterator last = ret.begin();
1164         std::advance(last, nCount);
1165         ret.erase(last, ret.end());
1166     }
1167     std::reverse(ret.begin(), ret.end()); // oldest to newest
1168
1169     return ret;
1170 }
1171
1172 Value listaccounts(const Array& params, bool fHelp)
1173 {
1174     if (fHelp || params.size() > 1)
1175         throw runtime_error(
1176             "listaccounts [minconf=1]\n"
1177             "Returns Object that has account names as keys, account balances as values.");
1178
1179     int nMinDepth = 1;
1180     if (params.size() > 0)
1181         nMinDepth = params[0].get_int();
1182
1183     map<string, int64> mapAccountBalances;
1184     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
1185     CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
1186     {
1187         BOOST_FOREACH(const PAIRTYPE(string, string)& entry, pwalletMain->mapAddressBook) {
1188             uint160 hash160;
1189             if(AddressToHash160(entry.first, hash160) && mapPubKeys.count(hash160)) // This address belongs to me
1190                 mapAccountBalances[entry.second] = 0;
1191         }
1192
1193         for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
1194         {
1195             const CWalletTx& wtx = (*it).second;
1196             int64 nGeneratedImmature, nGeneratedMature, nFee;
1197             string strSentAccount;
1198             list<pair<string, int64> > listReceived;
1199             list<pair<string, int64> > listSent;
1200             wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
1201             mapAccountBalances[strSentAccount] -= nFee;
1202             BOOST_FOREACH(const PAIRTYPE(string, int64)& s, listSent)
1203                 mapAccountBalances[strSentAccount] -= s.second;
1204             if (wtx.GetDepthInMainChain() >= nMinDepth)
1205             {
1206                 mapAccountBalances[""] += nGeneratedMature;
1207                 BOOST_FOREACH(const PAIRTYPE(string, int64)& r, listReceived)
1208                     if (pwalletMain->mapAddressBook.count(r.first))
1209                         mapAccountBalances[pwalletMain->mapAddressBook[r.first]] += r.second;
1210                     else
1211                         mapAccountBalances[""] += r.second;
1212             }
1213         }
1214     }
1215
1216     list<CAccountingEntry> acentries;
1217     CWalletDB(pwalletMain->strWalletFile).ListAccountCreditDebit("*", acentries);
1218     BOOST_FOREACH(const CAccountingEntry& entry, acentries)
1219         mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
1220
1221     Object ret;
1222     BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
1223         ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
1224     }
1225     return ret;
1226 }
1227
1228 Value gettransaction(const Array& params, bool fHelp)
1229 {
1230     if (fHelp || params.size() != 1)
1231         throw runtime_error(
1232             "gettransaction <txid>\n"
1233             "Get detailed information about <txid>");
1234
1235     uint256 hash;
1236     hash.SetHex(params[0].get_str());
1237
1238     Object entry;
1239     CRITICAL_BLOCK(pwalletMain->cs_mapWallet)
1240     {
1241         if (!pwalletMain->mapWallet.count(hash))
1242             throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
1243         const CWalletTx& wtx = pwalletMain->mapWallet[hash];
1244
1245         int64 nCredit = wtx.GetCredit();
1246         int64 nDebit = wtx.GetDebit();
1247         int64 nNet = nCredit - nDebit;
1248         int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
1249
1250         entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
1251         if (wtx.IsFromMe())
1252             entry.push_back(Pair("fee", ValueFromAmount(nFee)));
1253
1254         WalletTxToJSON(pwalletMain->mapWallet[hash], entry);
1255
1256         Array details;
1257         ListTransactions(pwalletMain->mapWallet[hash], "*", 0, false, details);
1258         entry.push_back(Pair("details", details));
1259     }
1260
1261     return entry;
1262 }
1263
1264
1265 Value backupwallet(const Array& params, bool fHelp)
1266 {
1267     if (fHelp || params.size() != 1)
1268         throw runtime_error(
1269             "backupwallet <destination>\n"
1270             "Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
1271
1272     string strDest = params[0].get_str();
1273     BackupWallet(*pwalletMain, strDest);
1274
1275     return Value::null;
1276 }
1277
1278
1279 Value validateaddress(const Array& params, bool fHelp)
1280 {
1281     if (fHelp || params.size() != 1)
1282         throw runtime_error(
1283             "validateaddress <bitcoinaddress>\n"
1284             "Return information about <bitcoinaddress>.");
1285
1286     string strAddress = params[0].get_str();
1287     uint160 hash160;
1288     bool isValid = AddressToHash160(strAddress, hash160);
1289
1290     Object ret;
1291     ret.push_back(Pair("isvalid", isValid));
1292     if (isValid)
1293     {
1294         // Call Hash160ToAddress() so we always return current ADDRESSVERSION
1295         // version of the address:
1296         string currentAddress = Hash160ToAddress(hash160);
1297         ret.push_back(Pair("address", currentAddress));
1298         ret.push_back(Pair("ismine", (mapPubKeys.count(hash160) > 0)));
1299         CRITICAL_BLOCK(pwalletMain->cs_mapAddressBook)
1300         {
1301             if (pwalletMain->mapAddressBook.count(currentAddress))
1302                 ret.push_back(Pair("account", pwalletMain->mapAddressBook[currentAddress]));
1303         }
1304     }
1305     return ret;
1306 }
1307
1308
1309 Value getwork(const Array& params, bool fHelp)
1310 {
1311     if (fHelp || params.size() > 1)
1312         throw runtime_error(
1313             "getwork [data]\n"
1314             "If [data] is not specified, returns formatted hash data to work on:\n"
1315             "  \"midstate\" : precomputed hash state after hashing the first half of the data\n"
1316             "  \"data\" : block data\n"
1317             "  \"hash1\" : formatted hash buffer for second hash\n"
1318             "  \"target\" : little endian hash target\n"
1319             "If [data] is specified, tries to solve the block and returns true if it was successful.");
1320
1321     if (vNodes.empty())
1322         throw JSONRPCError(-9, "Bitcoin is not connected!");
1323
1324     if (IsInitialBlockDownload())
1325         throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
1326
1327     static map<uint256, pair<CBlock*, unsigned int> > mapNewBlock;
1328     static vector<CBlock*> vNewBlock;
1329     static CReserveKey reservekey(pwalletMain);
1330
1331     if (params.size() == 0)
1332     {
1333         // Update block
1334         static unsigned int nTransactionsUpdatedLast;
1335         static CBlockIndex* pindexPrev;
1336         static int64 nStart;
1337         static CBlock* pblock;
1338         if (pindexPrev != pindexBest ||
1339             (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
1340         {
1341             if (pindexPrev != pindexBest)
1342             {
1343                 // Deallocate old blocks since they're obsolete now
1344                 mapNewBlock.clear();
1345                 BOOST_FOREACH(CBlock* pblock, vNewBlock)
1346                     delete pblock;
1347                 vNewBlock.clear();
1348             }
1349             nTransactionsUpdatedLast = nTransactionsUpdated;
1350             pindexPrev = pindexBest;
1351             nStart = GetTime();
1352
1353             // Create new block
1354             pblock = CreateNewBlock(reservekey);
1355             if (!pblock)
1356                 throw JSONRPCError(-7, "Out of memory");
1357             vNewBlock.push_back(pblock);
1358         }
1359
1360         // Update nTime
1361         pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
1362         pblock->nNonce = 0;
1363
1364         // Update nExtraNonce
1365         static unsigned int nExtraNonce = 0;
1366         static int64 nPrevTime = 0;
1367         IncrementExtraNonce(pblock, pindexPrev, nExtraNonce, nPrevTime);
1368
1369         // Save
1370         mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, nExtraNonce);
1371
1372         // Prebuild hash buffers
1373         char pmidstate[32];
1374         char pdata[128];
1375         char phash1[64];
1376         FormatHashBuffers(pblock, pmidstate, pdata, phash1);
1377
1378         uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
1379
1380         Object result;
1381         result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate))));
1382         result.push_back(Pair("data",     HexStr(BEGIN(pdata), END(pdata))));
1383         result.push_back(Pair("hash1",    HexStr(BEGIN(phash1), END(phash1))));
1384         result.push_back(Pair("target",   HexStr(BEGIN(hashTarget), END(hashTarget))));
1385         return result;
1386     }
1387     else
1388     {
1389         // Parse parameters
1390         vector<unsigned char> vchData = ParseHex(params[0].get_str());
1391         if (vchData.size() != 128)
1392             throw JSONRPCError(-8, "Invalid parameter");
1393         CBlock* pdata = (CBlock*)&vchData[0];
1394
1395         // Byte reverse
1396         for (int i = 0; i < 128/4; i++)
1397             ((unsigned int*)pdata)[i] = CryptoPP::ByteReverse(((unsigned int*)pdata)[i]);
1398
1399         // Get saved block
1400         if (!mapNewBlock.count(pdata->hashMerkleRoot))
1401             return false;
1402         CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
1403         unsigned int nExtraNonce = mapNewBlock[pdata->hashMerkleRoot].second;
1404
1405         pblock->nTime = pdata->nTime;
1406         pblock->nNonce = pdata->nNonce;
1407         pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nBits << CBigNum(nExtraNonce);
1408         pblock->hashMerkleRoot = pblock->BuildMerkleTree();
1409
1410         return CheckWork(pblock, *pwalletMain, reservekey);
1411     }
1412 }
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424 //
1425 // Call Table
1426 //
1427
1428 pair<string, rpcfn_type> pCallTable[] =
1429 {
1430     make_pair("help",                  &help),
1431     make_pair("stop",                  &stop),
1432     make_pair("getblockcount",         &getblockcount),
1433     make_pair("getblocknumber",        &getblocknumber),
1434     make_pair("getconnectioncount",    &getconnectioncount),
1435     make_pair("getdifficulty",         &getdifficulty),
1436     make_pair("getgenerate",           &getgenerate),
1437     make_pair("setgenerate",           &setgenerate),
1438     make_pair("gethashespersec",       &gethashespersec),
1439     make_pair("getinfo",               &getinfo),
1440     make_pair("getnewaddress",         &getnewaddress),
1441     make_pair("getaccountaddress",     &getaccountaddress),
1442     make_pair("setaccount",            &setaccount),
1443     make_pair("setlabel",              &setaccount), // deprecated
1444     make_pair("getaccount",            &getaccount),
1445     make_pair("getlabel",              &getaccount), // deprecated
1446     make_pair("getaddressesbyaccount", &getaddressesbyaccount),
1447     make_pair("getaddressesbylabel",   &getaddressesbyaccount), // deprecated
1448     make_pair("sendtoaddress",         &sendtoaddress),
1449     make_pair("getamountreceived",     &getreceivedbyaddress), // deprecated, renamed to getreceivedbyaddress
1450     make_pair("getallreceived",        &listreceivedbyaddress), // deprecated, renamed to listreceivedbyaddress
1451     make_pair("getreceivedbyaddress",  &getreceivedbyaddress),
1452     make_pair("getreceivedbyaccount",  &getreceivedbyaccount),
1453     make_pair("getreceivedbylabel",    &getreceivedbyaccount), // deprecated
1454     make_pair("listreceivedbyaddress", &listreceivedbyaddress),
1455     make_pair("listreceivedbyaccount", &listreceivedbyaccount),
1456     make_pair("listreceivedbylabel",   &listreceivedbyaccount), // deprecated
1457     make_pair("backupwallet",          &backupwallet),
1458     make_pair("validateaddress",       &validateaddress),
1459     make_pair("getbalance",            &getbalance),
1460     make_pair("move",                  &movecmd),
1461     make_pair("sendfrom",              &sendfrom),
1462     make_pair("sendmany",              &sendmany),
1463     make_pair("gettransaction",        &gettransaction),
1464     make_pair("listtransactions",      &listtransactions),
1465     make_pair("getwork",               &getwork),
1466     make_pair("listaccounts",          &listaccounts),
1467     make_pair("settxfee",              &settxfee),
1468 };
1469 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
1470
1471 string pAllowInSafeMode[] =
1472 {
1473     "help",
1474     "stop",
1475     "getblockcount",
1476     "getblocknumber",
1477     "getconnectioncount",
1478     "getdifficulty",
1479     "getgenerate",
1480     "setgenerate",
1481     "gethashespersec",
1482     "getinfo",
1483     "getnewaddress",
1484     "getaccountaddress",
1485     "setlabel",
1486     "getaccount",
1487     "getlabel", // deprecated
1488     "getaddressesbyaccount",
1489     "getaddressesbylabel", // deprecated
1490     "backupwallet",
1491     "validateaddress",
1492     "getwork",
1493 };
1494 set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
1495
1496
1497
1498
1499 //
1500 // HTTP protocol
1501 //
1502 // This ain't Apache.  We're just using HTTP header for the length field
1503 // and to be compatible with other JSON-RPC implementations.
1504 //
1505
1506 string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
1507 {
1508     ostringstream s;
1509     s << "POST / HTTP/1.1\r\n"
1510       << "User-Agent: bitcoin-json-rpc/" << FormatFullVersion() << "\r\n"
1511       << "Host: 127.0.0.1\r\n"
1512       << "Content-Type: application/json\r\n"
1513       << "Content-Length: " << strMsg.size() << "\r\n"
1514       << "Accept: application/json\r\n";
1515     BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
1516         s << item.first << ": " << item.second << "\r\n";
1517     s << "\r\n" << strMsg;
1518
1519     return s.str();
1520 }
1521
1522 string rfc1123Time()
1523 {
1524     char buffer[64];
1525     time_t now;
1526     time(&now);
1527     struct tm* now_gmt = gmtime(&now);
1528     string locale(setlocale(LC_TIME, NULL));
1529     setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
1530     strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
1531     setlocale(LC_TIME, locale.c_str());
1532     return string(buffer);
1533 }
1534
1535 string HTTPReply(int nStatus, const string& strMsg)
1536 {
1537     if (nStatus == 401)
1538         return strprintf("HTTP/1.0 401 Authorization Required\r\n"
1539             "Date: %s\r\n"
1540             "Server: bitcoin-json-rpc/%s\r\n"
1541             "WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
1542             "Content-Type: text/html\r\n"
1543             "Content-Length: 296\r\n"
1544             "\r\n"
1545             "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
1546             "\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
1547             "<HTML>\r\n"
1548             "<HEAD>\r\n"
1549             "<TITLE>Error</TITLE>\r\n"
1550             "<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
1551             "</HEAD>\r\n"
1552             "<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
1553             "</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
1554     string strStatus;
1555          if (nStatus == 200) strStatus = "OK";
1556     else if (nStatus == 400) strStatus = "Bad Request";
1557     else if (nStatus == 404) strStatus = "Not Found";
1558     else if (nStatus == 500) strStatus = "Internal Server Error";
1559     return strprintf(
1560             "HTTP/1.1 %d %s\r\n"
1561             "Date: %s\r\n"
1562             "Connection: close\r\n"
1563             "Content-Length: %d\r\n"
1564             "Content-Type: application/json\r\n"
1565             "Server: bitcoin-json-rpc/%s\r\n"
1566             "\r\n"
1567             "%s",
1568         nStatus,
1569         strStatus.c_str(),
1570         rfc1123Time().c_str(),
1571         strMsg.size(),
1572         FormatFullVersion().c_str(),
1573         strMsg.c_str());
1574 }
1575
1576 int ReadHTTPStatus(std::basic_istream<char>& stream)
1577 {
1578     string str;
1579     getline(stream, str);
1580     vector<string> vWords;
1581     boost::split(vWords, str, boost::is_any_of(" "));
1582     if (vWords.size() < 2)
1583         return 500;
1584     return atoi(vWords[1].c_str());
1585 }
1586
1587 int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
1588 {
1589     int nLen = 0;
1590     loop
1591     {
1592         string str;
1593         std::getline(stream, str);
1594         if (str.empty() || str == "\r")
1595             break;
1596         string::size_type nColon = str.find(":");
1597         if (nColon != string::npos)
1598         {
1599             string strHeader = str.substr(0, nColon);
1600             boost::trim(strHeader);
1601             boost::to_lower(strHeader);
1602             string strValue = str.substr(nColon+1);
1603             boost::trim(strValue);
1604             mapHeadersRet[strHeader] = strValue;
1605             if (strHeader == "content-length")
1606                 nLen = atoi(strValue.c_str());
1607         }
1608     }
1609     return nLen;
1610 }
1611
1612 int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
1613 {
1614     mapHeadersRet.clear();
1615     strMessageRet = "";
1616
1617     // Read status
1618     int nStatus = ReadHTTPStatus(stream);
1619
1620     // Read header
1621     int nLen = ReadHTTPHeader(stream, mapHeadersRet);
1622     if (nLen < 0 || nLen > MAX_SIZE)
1623         return 500;
1624
1625     // Read message
1626     if (nLen > 0)
1627     {
1628         vector<char> vch(nLen);
1629         stream.read(&vch[0], nLen);
1630         strMessageRet = string(vch.begin(), vch.end());
1631     }
1632
1633     return nStatus;
1634 }
1635
1636 string EncodeBase64(string s)
1637 {
1638     BIO *b64, *bmem;
1639     BUF_MEM *bptr;
1640
1641     b64 = BIO_new(BIO_f_base64());
1642     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1643     bmem = BIO_new(BIO_s_mem());
1644     b64 = BIO_push(b64, bmem);
1645     BIO_write(b64, s.c_str(), s.size());
1646     BIO_flush(b64);
1647     BIO_get_mem_ptr(b64, &bptr);
1648
1649     string result(bptr->data, bptr->length);
1650     BIO_free_all(b64);
1651
1652     return result;
1653 }
1654
1655 string DecodeBase64(string s)
1656 {
1657     BIO *b64, *bmem;
1658
1659     char* buffer = static_cast<char*>(calloc(s.size(), sizeof(char)));
1660
1661     b64 = BIO_new(BIO_f_base64());
1662     BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
1663     bmem = BIO_new_mem_buf(const_cast<char*>(s.c_str()), s.size());
1664     bmem = BIO_push(b64, bmem);
1665     BIO_read(bmem, buffer, s.size());
1666     BIO_free_all(bmem);
1667
1668     string result(buffer);
1669     free(buffer);
1670     return result;
1671 }
1672
1673 bool HTTPAuthorized(map<string, string>& mapHeaders)
1674 {
1675     string strAuth = mapHeaders["authorization"];
1676     if (strAuth.substr(0,6) != "Basic ")
1677         return false;
1678     string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
1679     string strUserPass = DecodeBase64(strUserPass64);
1680     string::size_type nColon = strUserPass.find(":");
1681     if (nColon == string::npos)
1682         return false;
1683     string strUser = strUserPass.substr(0, nColon);
1684     string strPassword = strUserPass.substr(nColon+1);
1685     return (strUser == mapArgs["-rpcuser"] && strPassword == mapArgs["-rpcpassword"]);
1686 }
1687
1688 //
1689 // JSON-RPC protocol.  Bitcoin speaks version 1.0 for maximum compatibility,
1690 // but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
1691 // unspecified (HTTP errors and contents of 'error').
1692 //
1693 // 1.0 spec: http://json-rpc.org/wiki/specification
1694 // 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
1695 // http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
1696 //
1697
1698 string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
1699 {
1700     Object request;
1701     request.push_back(Pair("method", strMethod));
1702     request.push_back(Pair("params", params));
1703     request.push_back(Pair("id", id));
1704     return write_string(Value(request), false) + "\n";
1705 }
1706
1707 string JSONRPCReply(const Value& result, const Value& error, const Value& id)
1708 {
1709     Object reply;
1710     if (error.type() != null_type)
1711         reply.push_back(Pair("result", Value::null));
1712     else
1713         reply.push_back(Pair("result", result));
1714     reply.push_back(Pair("error", error));
1715     reply.push_back(Pair("id", id));
1716     return write_string(Value(reply), false) + "\n";
1717 }
1718
1719 void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
1720 {
1721     // Send error reply from json-rpc error object
1722     int nStatus = 500;
1723     int code = find_value(objError, "code").get_int();
1724     if (code == -32600) nStatus = 400;
1725     else if (code == -32601) nStatus = 404;
1726     string strReply = JSONRPCReply(Value::null, objError, id);
1727     stream << HTTPReply(nStatus, strReply) << std::flush;
1728 }
1729
1730 bool ClientAllowed(const string& strAddress)
1731 {
1732     if (strAddress == asio::ip::address_v4::loopback().to_string())
1733         return true;
1734     const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
1735     BOOST_FOREACH(string strAllow, vAllow)
1736         if (WildcardMatch(strAddress, strAllow))
1737             return true;
1738     return false;
1739 }
1740
1741 #ifdef USE_SSL
1742 //
1743 // IOStream device that speaks SSL but can also speak non-SSL
1744 //
1745 class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
1746 public:
1747     SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
1748     {
1749         fUseSSL = fUseSSLIn;
1750         fNeedHandshake = fUseSSLIn;
1751     }
1752
1753     void handshake(ssl::stream_base::handshake_type role)
1754     {
1755         if (!fNeedHandshake) return;
1756         fNeedHandshake = false;
1757         stream.handshake(role);
1758     }
1759     std::streamsize read(char* s, std::streamsize n)
1760     {
1761         handshake(ssl::stream_base::server); // HTTPS servers read first
1762         if (fUseSSL) return stream.read_some(asio::buffer(s, n));
1763         return stream.next_layer().read_some(asio::buffer(s, n));
1764     }
1765     std::streamsize write(const char* s, std::streamsize n)
1766     {
1767         handshake(ssl::stream_base::client); // HTTPS clients write first
1768         if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
1769         return asio::write(stream.next_layer(), asio::buffer(s, n));
1770     }
1771     bool connect(const std::string& server, const std::string& port)
1772     {
1773         ip::tcp::resolver resolver(stream.get_io_service());
1774         ip::tcp::resolver::query query(server.c_str(), port.c_str());
1775         ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
1776         ip::tcp::resolver::iterator end;
1777         boost::system::error_code error = asio::error::host_not_found;
1778         while (error && endpoint_iterator != end)
1779         {
1780             stream.lowest_layer().close();
1781             stream.lowest_layer().connect(*endpoint_iterator++, error);
1782         }
1783         if (error)
1784             return false;
1785         return true;
1786     }
1787
1788 private:
1789     bool fNeedHandshake;
1790     bool fUseSSL;
1791     SSLStream& stream;
1792 };
1793 #endif
1794
1795 void ThreadRPCServer(void* parg)
1796 {
1797     IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
1798     try
1799     {
1800         vnThreadsRunning[4]++;
1801         ThreadRPCServer2(parg);
1802         vnThreadsRunning[4]--;
1803     }
1804     catch (std::exception& e) {
1805         vnThreadsRunning[4]--;
1806         PrintException(&e, "ThreadRPCServer()");
1807     } catch (...) {
1808         vnThreadsRunning[4]--;
1809         PrintException(NULL, "ThreadRPCServer()");
1810     }
1811     printf("ThreadRPCServer exiting\n");
1812 }
1813
1814 void ThreadRPCServer2(void* parg)
1815 {
1816     printf("ThreadRPCServer started\n");
1817
1818     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1819     {
1820         string strWhatAmI = "To use bitcoind";
1821         if (mapArgs.count("-server"))
1822             strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
1823         else if (mapArgs.count("-daemon"))
1824             strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
1825         PrintConsole(
1826             _("Warning: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
1827               "If the file does not exist, create it with owner-readable-only file permissions.\n"),
1828                 strWhatAmI.c_str(),
1829                 GetConfigFile().c_str());
1830         CreateThread(Shutdown, NULL);
1831         return;
1832     }
1833
1834     bool fUseSSL = GetBoolArg("-rpcssl");
1835     asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
1836
1837     asio::io_service io_service;
1838     ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
1839     ip::tcp::acceptor acceptor(io_service, endpoint);
1840
1841     acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
1842
1843 #ifdef USE_SSL
1844     ssl::context context(io_service, ssl::context::sslv23);
1845     if (fUseSSL)
1846     {
1847         context.set_options(ssl::context::no_sslv2);
1848         filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
1849         if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
1850         if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
1851         else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
1852         filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
1853         if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
1854         if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
1855         else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
1856
1857         string ciphers = GetArg("-rpcsslciphers",
1858                                          "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
1859         SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
1860     }
1861 #else
1862     if (fUseSSL)
1863         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
1864 #endif
1865
1866     loop
1867     {
1868         // Accept connection
1869 #ifdef USE_SSL
1870         SSLStream sslStream(io_service, context);
1871         SSLIOStreamDevice d(sslStream, fUseSSL);
1872         iostreams::stream<SSLIOStreamDevice> stream(d);
1873 #else
1874         ip::tcp::iostream stream;
1875 #endif
1876
1877         ip::tcp::endpoint peer;
1878         vnThreadsRunning[4]--;
1879 #ifdef USE_SSL
1880         acceptor.accept(sslStream.lowest_layer(), peer);
1881 #else
1882         acceptor.accept(*stream.rdbuf(), peer);
1883 #endif
1884         vnThreadsRunning[4]++;
1885         if (fShutdown)
1886             return;
1887
1888         // Restrict callers by IP
1889         if (!ClientAllowed(peer.address().to_string()))
1890             continue;
1891
1892         map<string, string> mapHeaders;
1893         string strRequest;
1894
1895         boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
1896         if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
1897         {   // Timed out:
1898             acceptor.cancel();
1899             printf("ThreadRPCServer ReadHTTP timeout\n");
1900             continue;
1901         }
1902
1903         // Check authorization
1904         if (mapHeaders.count("authorization") == 0)
1905         {
1906             stream << HTTPReply(401, "") << std::flush;
1907             continue;
1908         }
1909         if (!HTTPAuthorized(mapHeaders))
1910         {
1911             // Deter brute-forcing short passwords
1912             if (mapArgs["-rpcpassword"].size() < 15)
1913                 Sleep(50);
1914
1915             stream << HTTPReply(401, "") << std::flush;
1916             printf("ThreadRPCServer incorrect password attempt\n");
1917             continue;
1918         }
1919
1920         Value id = Value::null;
1921         try
1922         {
1923             // Parse request
1924             Value valRequest;
1925             if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
1926                 throw JSONRPCError(-32700, "Parse error");
1927             const Object& request = valRequest.get_obj();
1928
1929             // Parse id now so errors from here on will have the id
1930             id = find_value(request, "id");
1931
1932             // Parse method
1933             Value valMethod = find_value(request, "method");
1934             if (valMethod.type() == null_type)
1935                 throw JSONRPCError(-32600, "Missing method");
1936             if (valMethod.type() != str_type)
1937                 throw JSONRPCError(-32600, "Method must be a string");
1938             string strMethod = valMethod.get_str();
1939             if (strMethod != "getwork")
1940                 printf("ThreadRPCServer method=%s\n", strMethod.c_str());
1941
1942             // Parse params
1943             Value valParams = find_value(request, "params");
1944             Array params;
1945             if (valParams.type() == array_type)
1946                 params = valParams.get_array();
1947             else if (valParams.type() == null_type)
1948                 params = Array();
1949             else
1950                 throw JSONRPCError(-32600, "Params must be an array");
1951
1952             // Find method
1953             map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
1954             if (mi == mapCallTable.end())
1955                 throw JSONRPCError(-32601, "Method not found");
1956
1957             // Observe safe mode
1958             string strWarning = GetWarnings("rpc");
1959             if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
1960                 throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
1961
1962             try
1963             {
1964                 // Execute
1965                 Value result = (*(*mi).second)(params, false);
1966
1967                 // Send reply
1968                 string strReply = JSONRPCReply(result, Value::null, id);
1969                 stream << HTTPReply(200, strReply) << std::flush;
1970             }
1971             catch (std::exception& e)
1972             {
1973                 ErrorReply(stream, JSONRPCError(-1, e.what()), id);
1974             }
1975         }
1976         catch (Object& objError)
1977         {
1978             ErrorReply(stream, objError, id);
1979         }
1980         catch (std::exception& e)
1981         {
1982             ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
1983         }
1984     }
1985 }
1986
1987
1988
1989
1990 Object CallRPC(const string& strMethod, const Array& params)
1991 {
1992     if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
1993         throw runtime_error(strprintf(
1994             _("You must set rpcpassword=<password> in the configuration file:\n%s\n"
1995               "If the file does not exist, create it with owner-readable-only file permissions."),
1996                 GetConfigFile().c_str()));
1997
1998     // Connect to localhost
1999     bool fUseSSL = GetBoolArg("-rpcssl");
2000 #ifdef USE_SSL
2001     asio::io_service io_service;
2002     ssl::context context(io_service, ssl::context::sslv23);
2003     context.set_options(ssl::context::no_sslv2);
2004     SSLStream sslStream(io_service, context);
2005     SSLIOStreamDevice d(sslStream, fUseSSL);
2006     iostreams::stream<SSLIOStreamDevice> stream(d);
2007     if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
2008         throw runtime_error("couldn't connect to server");
2009 #else
2010     if (fUseSSL)
2011         throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
2012
2013     ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332"));
2014     if (stream.fail())
2015         throw runtime_error("couldn't connect to server");
2016 #endif
2017
2018
2019     // HTTP basic authentication
2020     string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
2021     map<string, string> mapRequestHeaders;
2022     mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
2023
2024     // Send request
2025     string strRequest = JSONRPCRequest(strMethod, params, 1);
2026     string strPost = HTTPPost(strRequest, mapRequestHeaders);
2027     stream << strPost << std::flush;
2028
2029     // Receive reply
2030     map<string, string> mapHeaders;
2031     string strReply;
2032     int nStatus = ReadHTTP(stream, mapHeaders, strReply);
2033     if (nStatus == 401)
2034         throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
2035     else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
2036         throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
2037     else if (strReply.empty())
2038         throw runtime_error("no response from server");
2039
2040     // Parse reply
2041     Value valReply;
2042     if (!read_string(strReply, valReply))
2043         throw runtime_error("couldn't parse reply from server");
2044     const Object& reply = valReply.get_obj();
2045     if (reply.empty())
2046         throw runtime_error("expected reply to have result, error and id properties");
2047
2048     return reply;
2049 }
2050
2051
2052
2053
2054 template<typename T>
2055 void ConvertTo(Value& value)
2056 {
2057     if (value.type() == str_type)
2058     {
2059         // reinterpret string as unquoted json value
2060         Value value2;
2061         if (!read_string(value.get_str(), value2))
2062             throw runtime_error("type mismatch");
2063         value = value2.get_value<T>();
2064     }
2065     else
2066     {
2067         value = value.get_value<T>();
2068     }
2069 }
2070
2071 int CommandLineRPC(int argc, char *argv[])
2072 {
2073     string strPrint;
2074     int nRet = 0;
2075     try
2076     {
2077         // Skip switches
2078         while (argc > 1 && IsSwitchChar(argv[1][0]))
2079         {
2080             argc--;
2081             argv++;
2082         }
2083
2084         // Method
2085         if (argc < 2)
2086             throw runtime_error("too few parameters");
2087         string strMethod = argv[1];
2088
2089         // Parameters default to strings
2090         Array params;
2091         for (int i = 2; i < argc; i++)
2092             params.push_back(argv[i]);
2093         int n = params.size();
2094
2095         //
2096         // Special case non-string parameter types
2097         //
2098         if (strMethod == "setgenerate"            && n > 0) ConvertTo<bool>(params[0]);
2099         if (strMethod == "setgenerate"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
2100         if (strMethod == "sendtoaddress"          && n > 1) ConvertTo<double>(params[1]);
2101         if (strMethod == "settxfee"               && n > 0) ConvertTo<double>(params[0]);
2102         if (strMethod == "getamountreceived"      && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2103         if (strMethod == "getreceivedbyaddress"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2104         if (strMethod == "getreceivedbyaccount"   && n > 1) ConvertTo<boost::int64_t>(params[1]);
2105         if (strMethod == "getreceivedbylabel"     && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
2106         if (strMethod == "getallreceived"         && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2107         if (strMethod == "getallreceived"         && n > 1) ConvertTo<bool>(params[1]);
2108         if (strMethod == "listreceivedbyaddress"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2109         if (strMethod == "listreceivedbyaddress"  && n > 1) ConvertTo<bool>(params[1]);
2110         if (strMethod == "listreceivedbyaccount"  && n > 0) ConvertTo<boost::int64_t>(params[0]);
2111         if (strMethod == "listreceivedbyaccount"  && n > 1) ConvertTo<bool>(params[1]);
2112         if (strMethod == "listreceivedbylabel"    && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
2113         if (strMethod == "listreceivedbylabel"    && n > 1) ConvertTo<bool>(params[1]); // deprecated
2114         if (strMethod == "getbalance"             && n > 1) ConvertTo<boost::int64_t>(params[1]);
2115         if (strMethod == "move"                   && n > 2) ConvertTo<double>(params[2]);
2116         if (strMethod == "move"                   && n > 3) ConvertTo<boost::int64_t>(params[3]);
2117         if (strMethod == "sendfrom"               && n > 2) ConvertTo<double>(params[2]);
2118         if (strMethod == "sendfrom"               && n > 3) ConvertTo<boost::int64_t>(params[3]);
2119         if (strMethod == "listtransactions"       && n > 1) ConvertTo<boost::int64_t>(params[1]);
2120         if (strMethod == "listtransactions"       && n > 2) ConvertTo<boost::int64_t>(params[2]);
2121         if (strMethod == "listaccounts"           && n > 0) ConvertTo<boost::int64_t>(params[0]);
2122         if (strMethod == "sendmany"               && n > 1)
2123         {
2124             string s = params[1].get_str();
2125             Value v;
2126             if (!read_string(s, v) || v.type() != obj_type)
2127                 throw runtime_error("type mismatch");
2128             params[1] = v.get_obj();
2129         }
2130         if (strMethod == "sendmany"                && n > 2) ConvertTo<boost::int64_t>(params[2]);
2131
2132         // Execute
2133         Object reply = CallRPC(strMethod, params);
2134
2135         // Parse reply
2136         const Value& result = find_value(reply, "result");
2137         const Value& error  = find_value(reply, "error");
2138         const Value& id     = find_value(reply, "id");
2139
2140         if (error.type() != null_type)
2141         {
2142             // Error
2143             strPrint = "error: " + write_string(error, false);
2144             int code = find_value(error.get_obj(), "code").get_int();
2145             nRet = abs(code);
2146         }
2147         else
2148         {
2149             // Result
2150             if (result.type() == null_type)
2151                 strPrint = "";
2152             else if (result.type() == str_type)
2153                 strPrint = result.get_str();
2154             else
2155                 strPrint = write_string(result, true);
2156         }
2157     }
2158     catch (std::exception& e)
2159     {
2160         strPrint = string("error: ") + e.what();
2161         nRet = 87;
2162     }
2163     catch (...)
2164     {
2165         PrintException(NULL, "CommandLineRPC()");
2166     }
2167
2168     if (strPrint != "")
2169     {
2170 #if defined(__WXMSW__) && defined(GUI)
2171         // Windows GUI apps can't print to command line,
2172         // so settle for a message box yuck
2173         MyMessageBox(strPrint, "Bitcoin", wxOK);
2174 #else
2175         fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
2176 #endif
2177     }
2178     return nRet;
2179 }
2180
2181
2182
2183
2184 #ifdef TEST
2185 int main(int argc, char *argv[])
2186 {
2187 #ifdef _MSC_VER
2188     // Turn off microsoft heap dump noise
2189     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
2190     _CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
2191 #endif
2192     setbuf(stdin, NULL);
2193     setbuf(stdout, NULL);
2194     setbuf(stderr, NULL);
2195
2196     try
2197     {
2198         if (argc >= 2 && string(argv[1]) == "-server")
2199         {
2200             printf("server ready\n");
2201             ThreadRPCServer(NULL);
2202         }
2203         else
2204         {
2205             return CommandLineRPC(argc, argv);
2206         }
2207     }
2208     catch (std::exception& e) {
2209         PrintException(&e, "main()");
2210     } catch (...) {
2211         PrintException(NULL, "main()");
2212     }
2213     return 0;
2214 }
2215 #endif