C++ UniValue类代码示例

void ScriptPubKeyToUniv(const CScript& scriptPubKey,
                        UniValue& out, bool fIncludeHex)
{
    txnouttype type;
    std::vector<CTxDestination> addresses;
    int nRequired;

    out.pushKV("asm", ScriptToAsmStr(scriptPubKey));
    if (fIncludeHex)
        out.pushKV("hex", HexStr(scriptPubKey.begin(), scriptPubKey.end()));

    if (!ExtractDestinations(scriptPubKey, type, addresses, nRequired)) {
        out.pushKV("type", GetTxnOutputType(type));
        return;
    }

    out.pushKV("reqSigs", nRequired);
    out.pushKV("type", GetTxnOutputType(type));

    UniValue a(UniValue::VARR);
    BOOST_FOREACH(const CTxDestination& addr, addresses)
        a.push_back(CSyscoinAddress(addr).ToString());
    out.pushKV("addresses", a);
}

UniValue generate(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() < 1 || params.size() > 1)
        throw runtime_error(
            "generate numblocks\n"
            "\nMine blocks immediately (before the RPC call returns)\n"
            "\nNote: this function can only be used on the regtest network\n"
            "1. numblocks    (numeric) How many blocks are generated immediately.\n"
            "\nResult\n"
            "[ blockhashes ]     (array) hashes of blocks generated\n"
            "\nExamples:\n"
            "\nGenerate 11 blocks\n"
            + HelpExampleCli("generate", "11")
        );

    if (!Params().MineBlocksOnDemand())
        throw JSONRPCError(RPC_METHOD_NOT_FOUND, "This method can only be used on regtest");

    int nHeightStart = 0;
    int nHeightEnd = 0;
    int nHeight = 0;
    int nGenerate = params[0].get_int();

    boost::shared_ptr<CReserveScript> coinbaseScript;
    GetMainSignals().ScriptForMining(coinbaseScript);

    //throw an error if no script was provided
    if (!coinbaseScript->reserveScript.size())
        throw JSONRPCError(RPC_INTERNAL_ERROR, "No coinbase script available (mining requires a wallet)");

    {   // Don't keep cs_main locked
        LOCK(cs_main);
        nHeightStart = chainActive.Height();
        nHeight = nHeightStart;
        nHeightEnd = nHeightStart+nGenerate;
    }
    unsigned int nExtraNonce = 0;
    UniValue blockHashes(UniValue::VARR);
    while (nHeight < nHeightEnd)
    {
        auto_ptr<CBlockTemplate> pblocktemplate(CreateNewBlock(coinbaseScript->reserveScript));
        if (!pblocktemplate.get())
            throw JSONRPCError(RPC_INTERNAL_ERROR, "Couldn't create new block");
        CBlock *pblock = &pblocktemplate->block;
        {
            LOCK(cs_main);
            IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce);
        }
        while (!CheckProofOfWork(pblock->GetHash(), pblock->nBits, Params().GetConsensus())) {
            // Yes, there is a chance every nonce could fail to satisfy the -regtest
            // target -- 1 in 2^(2^32). That ain't gonna happen.
            ++pblock->nNonce;
        }
        CValidationState state;
        if (!ProcessNewBlock(state, NULL, pblock, true, NULL))
            throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
        ++nHeight;
        blockHashes.push_back(pblock->GetHash().GetHex());

        //mark script as important because it was used at least for one coinbase output
        coinbaseScript->KeepScript();
    }
    return blockHashes;
}

static bool HTTPReq_JSONRPC(HTTPRequest* req, const std::string &)
{
    // JSONRPC handles only POST
    if (req->GetRequestMethod() != HTTPRequest::POST) {
        req->WriteReply(HTTP_BAD_METHOD, "JSONRPC server handles only POST requests");
        return false;
    }
    // Check authorization
    std::pair<bool, std::string> authHeader = req->GetHeader("authorization");
    if (!authHeader.first) {
        req->WriteHeader("WWW-Authenticate", WWW_AUTH_HEADER_DATA);
        req->WriteReply(HTTP_UNAUTHORIZED);
        return false;
    }

    JSONRPCRequest jreq;
    if (!RPCAuthorized(authHeader.second, jreq.authUser)) {
        LogPrintf("ThreadRPCServer incorrect password attempt from %s\n", req->GetPeer().ToString());

        /* Deter brute-forcing
           If this results in a DoS the user really
           shouldn't have their RPC port exposed. */
        MilliSleep(250);

        req->WriteHeader("WWW-Authenticate", WWW_AUTH_HEADER_DATA);
        req->WriteReply(HTTP_UNAUTHORIZED);
        return false;
    }

    try {
        // Parse request
        UniValue valRequest;
        if (!valRequest.read(req->ReadBody()))
            throw JSONRPCError(RPC_PARSE_ERROR, "Parse error");

        // Set the URI
        jreq.URI = req->GetURI();

        std::string strReply;
        // singleton request
        if (valRequest.isObject()) {
            jreq.parse(valRequest);

            UniValue result = tableRPC.execute(jreq);

            // Send reply
            strReply = JSONRPCReply(result, NullUniValue, jreq.id);

        // array of requests
        } else if (valRequest.isArray())
            strReply = JSONRPCExecBatch(jreq, valRequest.get_array());
        else
            throw JSONRPCError(RPC_PARSE_ERROR, "Top-level object parse error");

        req->WriteHeader("Content-Type", "application/json");
        req->WriteReply(HTTP_OK, strReply);
    } catch (const UniValue& objError) {
        JSONErrorReply(req, objError, jreq.id);
        return false;
    } catch (const std::exception& e) {
        JSONErrorReply(req, JSONRPCError(RPC_PARSE_ERROR, e.what()), jreq.id);
        return false;
    }
    return true;
}

int CommandLineRPC(int argc, char *argv[])
{
    string strPrint;
    int nRet = 0;
    try {
        // Skip switches
        while (argc > 1 && IsSwitchChar(argv[1][0])) {
            argc--;
            argv++;
        }
        std::vector<std::string> args = std::vector<std::string>(&argv[1], &argv[argc]);
        if (GetBoolArg("-stdin", false)) {
            // Read one arg per line from stdin and append
            std::string line;
            while (std::getline(std::cin,line))
                args.push_back(line);
        }
        if (args.size() < 1)
            throw runtime_error("too few parameters (need at least command)");
        std::string strMethod = args[0];
        UniValue params = RPCConvertValues(strMethod, std::vector<std::string>(args.begin()+1, args.end()));

        // Execute and handle connection failures with -rpcwait
        const bool fWait = GetBoolArg("-rpcwait", false);
        do {
            try {
                const UniValue reply = CallRPC(strMethod, params);

                // Parse reply
                const UniValue& result = find_value(reply, "result");
                const UniValue& error  = find_value(reply, "error");

                if (!error.isNull()) {
                    // Error
                    int code = error["code"].get_int();
                    if (fWait && code == RPC_IN_WARMUP)
                        throw CConnectionFailed("server in warmup");
                    strPrint = "error: " + error.write();
                    nRet = abs(code);
                    if (error.isObject())
                    {
                        UniValue errCode = find_value(error, "code");
                        UniValue errMsg  = find_value(error, "message");
                        strPrint = errCode.isNull() ? "" : "error code: "+errCode.getValStr()+"\n";

                        if (errMsg.isStr())
                            strPrint += "error message:\n"+errMsg.get_str();
                    }
                } else {
                    // Result
                    if (result.isNull())
                        strPrint = "";
                    else if (result.isStr())
                        strPrint = result.get_str();
                    else
                        strPrint = result.write(2);
                }
                // Connection succeeded, no need to retry.
                break;
            }
            catch (const CConnectionFailed&) {
                if (fWait)
                    MilliSleep(1000);
                else
                    throw;
            }
        } while (fWait);
    }
    catch (const boost::thread_interrupted&) {
        throw;
    }
    catch (const std::exception& e) {
        strPrint = string("error: ") + e.what();
        nRet = EXIT_FAILURE;
    }
    catch (...) {
        PrintExceptionContinue(NULL, "CommandLineRPC()");
        throw;
    }

    if (strPrint != "") {
        fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
    }
    return nRet;
}

UniValue signrawtransaction(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() < 1 || params.size() > 4)
        throw runtime_error(
            "signrawtransaction \"hexstring\" ( [{\"txid\":\"id\",\"vout\":n,\"scriptPubKey\":\"hex\",\"redeemScript\":\"hex\"},...] [\"privatekey1\",...] sighashtype )\n"
            "\nSign inputs for raw transaction (serialized, hex-encoded).\n"
            "The second optional argument (may be null) is an array of previous transaction outputs that\n"
            "this transaction depends on but may not yet be in the block chain.\n"
            "The third optional argument (may be null) is an array of base58-encoded private\n"
            "keys that, if given, will be the only keys used to sign the transaction.\n"
#ifdef ENABLE_WALLET
            + HelpRequiringPassphrase() + "\n"
#endif

            "\nArguments:\n"
            "1. \"hexstring\"     (string, required) The transaction hex string\n"
            "2. \"prevtxs\"       (string, optional) An json array of previous dependent transaction outputs\n"
            "     [               (json array of json objects, or 'null' if none provided)\n"
            "       {\n"
            "         \"txid\":\"id\",             (string, required) The transaction id\n"
            "         \"vout\":n,                  (numeric, required) The output number\n"
            "         \"scriptPubKey\": \"hex\",   (string, required) script key\n"
            "         \"redeemScript\": \"hex\",   (string, required for P2SH or P2WSH) redeem script\n"
            "         \"amount\": value            (numeric, required) The amount spent\n"
            "       }\n"
            "       ,...\n"
            "    ]\n"
            "3. \"privatekeys\"     (string, optional) A json array of base58-encoded private keys for signing\n"
            "    [                  (json array of strings, or 'null' if none provided)\n"
            "      \"privatekey\"   (string) private key in base58-encoding\n"
            "      ,...\n"
            "    ]\n"
            "4. \"sighashtype\"     (string, optional, default=ALL) The signature hash type. Must be one of\n"
            "       \"ALL\"\n"
            "       \"NONE\"\n"
            "       \"SINGLE\"\n"
            "       \"ALL|ANYONECANPAY\"\n"
            "       \"NONE|ANYONECANPAY\"\n"
            "       \"SINGLE|ANYONECANPAY\"\n"

            "\nResult:\n"
            "{\n"
            "  \"hex\" : \"value\",           (string) The hex-encoded raw transaction with signature(s)\n"
            "  \"complete\" : true|false,   (boolean) If the transaction has a complete set of signatures\n"
            "  \"errors\" : [                 (json array of objects) Script verification errors (if there are any)\n"
            "    {\n"
            "      \"txid\" : \"hash\",           (string) The hash of the referenced, previous transaction\n"
            "      \"vout\" : n,                (numeric) The index of the output to spent and used as input\n"
            "      \"scriptSig\" : \"hex\",       (string) The hex-encoded signature script\n"
            "      \"sequence\" : n,            (numeric) Script sequence number\n"
            "      \"error\" : \"text\"           (string) Verification or signing error related to the input\n"
            "    }\n"
            "    ,...\n"
            "  ]\n"
            "}\n"

            "\nExamples:\n"
            + HelpExampleCli("signrawtransaction", "\"myhex\"")
            + HelpExampleRpc("signrawtransaction", "\"myhex\"")
        );

#ifdef ENABLE_WALLET
    LOCK2(cs_main, pwalletMain ? &pwalletMain->cs_wallet : NULL);
#else
    LOCK(cs_main);
#endif
    RPCTypeCheck(params, boost::assign::list_of(UniValue::VSTR)(UniValue::VARR)(UniValue::VARR)(UniValue::VSTR), true);

    vector<unsigned char> txData(ParseHexV(params[0], "argument 1"));
    CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION);
    vector<CMutableTransaction> txVariants;
    while (!ssData.empty()) {
        try {
            CMutableTransaction tx;
            ssData >> tx;
            txVariants.push_back(tx);
        }
        catch (const std::exception&) {
            throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
        }
    }

    if (txVariants.empty())
        throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Missing transaction");

    // mergedTx will end up with all the signatures; it
    // starts as a clone of the rawtx:
    CMutableTransaction mergedTx(txVariants[0]);

    // Fetch previous transactions (inputs):
    CCoinsView viewDummy;
    CCoinsViewCache view(&viewDummy);
    {
        LOCK(mempool.cs);
        CCoinsViewCache &viewChain = *pcoinsTip;
        CCoinsViewMemPool viewMempool(&viewChain, mempool);
        view.SetBackend(viewMempool); // temporarily switch cache backend to db+mempool view

        BOOST_FOREACH(const CTxIn& txin, mergedTx.vin) {
            const uint256& prevHash = txin.prevout.hash;
//.........这里部分代码省略.........

UniValue createrawtransaction(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() < 3 || params.size() > 4)
        throw runtime_error(
            "createrawtransaction [{\"txid\":\"id\",\"vout\":n},...] {\"address\":amount,\"data\":\"hex\",...} ( locktime )\n"
            "\nCreate a transaction spending the given inputs and creating new outputs.\n"
            "Outputs can be addresses or data.\n"
            "Returns hex-encoded raw transaction.\n"
            "Note that the transaction's inputs are not signed, and\n"
            "it is not stored in the wallet or transmitted to the network.\n"

            "\nArguments:\n"
            "1. \"transactions\"        (string, required) A json array of json objects\n"
            "     [\n"
            "       {\n"
            "         \"txid\":\"id\",    (string, required) The transaction id\n"
            "         \"vout\":n        (numeric, required) The output number\n"
            "         \"sequence\":n    (numeric, optional) The sequence number\n"
            "       }\n"
            "       ,...\n"
            "     ]\n"
            "2. \"outputs\"             (string, required) a json object with outputs\n"
            "    {\n"
            "      \"address\": x.xxx   (numeric or string, required) The key is the florincoin address, the numeric value (can be string) is the " + CURRENCY_UNIT + " amount\n"
            "      \"data\": \"hex\",     (string, required) The key is \"data\", the value is hex encoded data\n"
            "      ...\n"
            "    }\n"
            "3. locktime                (numeric, optional, default=0) Raw locktime. Non-0 value also locktime-activates inputs\n"
            "4. tx-comment              (string, optional) Transaction comment\n"
            "\nResult:\n"
            "\"transaction\"            (string) hex string of the transaction\n"

            "\nExamples\n"
            + HelpExampleCli("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\" \"{\\\"address\\\":0.01}\"")
            + HelpExampleCli("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\" \"{\\\"data\\\":\\\"00010203\\\"}\"")
            + HelpExampleRpc("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\", \"{\\\"address\\\":0.01}\"")
            + HelpExampleRpc("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\", \"{\\\"data\\\":\\\"00010203\\\"}\"")
        );

    RPCTypeCheck(params, boost::assign::list_of(UniValue::VARR)(UniValue::VOBJ)(UniValue::VNUM), true);
    if (params[0].isNull() || params[1].isNull())
        throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, arguments 1 and 2 must be non-null");

    UniValue inputs = params[0].get_array();
    UniValue sendTo = params[1].get_obj();

    CMutableTransaction rawTx;

    // Florincoin: include tx-comment in rawTx
    if (params.size() == 4) {
        std::string txcomment = params[3].get_str();
        if (txcomment.length() > CTransaction::MAX_TX_COMMENT_LEN_V2)
        {
            txcomment.resize(CTransaction::MAX_TX_COMMENT_LEN_V2);
        }
        rawTx.strTxComment = txcomment;
    }

    if (params.size() > 2 && !params[2].isNull()) {
        int64_t nLockTime = params[2].get_int64();
        if (nLockTime < 0 || nLockTime > std::numeric_limits<uint32_t>::max())
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, locktime out of range");
        rawTx.nLockTime = nLockTime;
    }

    for (unsigned int idx = 0; idx < inputs.size(); idx++) {
        const UniValue& input = inputs[idx];
        const UniValue& o = input.get_obj();

        uint256 txid = ParseHashO(o, "txid");

        const UniValue& vout_v = find_value(o, "vout");
        if (!vout_v.isNum())
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, missing vout key");
        int nOutput = vout_v.get_int();
        if (nOutput < 0)
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout must be positive");

        uint32_t nSequence = (rawTx.nLockTime ? std::numeric_limits<uint32_t>::max() - 1 : std::numeric_limits<uint32_t>::max());

        // set the sequence number if passed in the parameters object
        const UniValue& sequenceObj = find_value(o, "sequence");
        if (sequenceObj.isNum()) {
            int64_t seqNr64 = sequenceObj.get_int64();
            if (seqNr64 < 0 || seqNr64 > std::numeric_limits<uint32_t>::max())
                throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, sequence number is out of range");
            else
                nSequence = (uint32_t)seqNr64;
        }

        CTxIn in(COutPoint(txid, nOutput), CScript(), nSequence);

        rawTx.vin.push_back(in);
    }

    set<CBitcoinAddress> setAddress;
    vector<string> addrList = sendTo.getKeys();
    BOOST_FOREACH(const string& name_, addrList) {

        if (name_ == "data") {
//.........这里部分代码省略.........

UniValue getrawtransaction(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() < 1 || params.size() > 2)
        throw runtime_error(
            "getrawtransaction \"txid\" ( verbose )\n"
            "\nNOTE: By default this function only works sometimes. This is when the tx is in the mempool\n"
            "or there is an unspent output in the utxo for this transaction. To make it always work,\n"
            "you need to maintain a transaction index, using the -txindex command line option.\n"
            "\nReturn the raw transaction data.\n"
            "\nIf verbose=0, returns a string that is serialized, hex-encoded data for 'txid'.\n"
            "If verbose is non-zero, returns an Object with information about 'txid'.\n"

            "\nArguments:\n"
            "1. \"txid\"      (string, required) The transaction id\n"
            "2. verbose       (numeric, optional, default=0) If 0, return a string, other return a json object\n"

            "\nResult (if verbose is not set or set to 0):\n"
            "\"data\"      (string) The serialized, hex-encoded data for 'txid'\n"

            "\nResult (if verbose > 0):\n"
            "{\n"
            "  \"hex\" : \"data\",       (string) The serialized, hex-encoded data for 'txid'\n"
            "  \"txid\" : \"id\",        (string) The transaction id (same as provided)\n"
            "  \"hash\" : \"id\",        (string) The transaction hash (differs from txid for witness transactions)\n"
            "  \"size\" : n,             (numeric) The serialized transaction size\n"
            "  \"vsize\" : n,            (numeric) The virtual transaction size (differs from size for witness transactions)\n"
            "  \"version\" : n,          (numeric) The version\n"
            "  \"locktime\" : ttt,       (numeric) The lock time\n"
            "  \"vin\" : [               (array of json objects)\n"
            "     {\n"
            "       \"txid\": \"id\",    (string) The transaction id\n"
            "       \"vout\": n,         (numeric) \n"
            "       \"scriptSig\": {     (json object) The script\n"
            "         \"asm\": \"asm\",  (string) asm\n"
            "         \"hex\": \"hex\"   (string) hex\n"
            "       },\n"
            "       \"sequence\": n      (numeric) The script sequence number\n"
            "       \"txinwitness\": [\"hex\", ...] (array of string) hex-encoded witness data (if any)\n"
            "     }\n"
            "     ,...\n"
            "  ],\n"
            "  \"vout\" : [              (array of json objects)\n"
            "     {\n"
            "       \"value\" : x.xxx,            (numeric) The value in " + CURRENCY_UNIT + "\n"
            "       \"n\" : n,                    (numeric) index\n"
            "       \"scriptPubKey\" : {          (json object)\n"
            "         \"asm\" : \"asm\",          (string) the asm\n"
            "         \"hex\" : \"hex\",          (string) the hex\n"
            "         \"reqSigs\" : n,            (numeric) The required sigs\n"
            "         \"type\" : \"pubkeyhash\",  (string) The type, eg 'pubkeyhash'\n"
            "         \"addresses\" : [           (json array of string)\n"
            "           \"florincoinaddress\"        (string) florincoin address\n"
            "           ,...\n"
            "         ]\n"
            "       }\n"
            "     }\n"
            "     ,...\n"
            "  ],\n"
            "  \"blockhash\" : \"hash\",   (string) the block hash\n"
            "  \"confirmations\" : n,      (numeric) The confirmations\n"
            "  \"time\" : ttt,             (numeric) The transaction time in seconds since epoch (Jan 1 1970 GMT)\n"
            "  \"blocktime\" : ttt         (numeric) The block time in seconds since epoch (Jan 1 1970 GMT)\n"
            "}\n"

            "\nExamples:\n"
            + HelpExampleCli("getrawtransaction", "\"mytxid\"")
            + HelpExampleCli("getrawtransaction", "\"mytxid\" 1")
            + HelpExampleRpc("getrawtransaction", "\"mytxid\", 1")
        );

    LOCK(cs_main);

    uint256 hash = ParseHashV(params[0], "parameter 1");

    bool fVerbose = false;
    if (params.size() > 1)
        fVerbose = (params[1].get_int() != 0);

    CTransaction tx;
    uint256 hashBlock;
    if (!GetTransaction(hash, tx, Params().GetConsensus(), hashBlock, true))
        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available about transaction");

    string strHex = EncodeHexTx(tx, RPCSerializationFlags());

    if (!fVerbose)
        return strHex;

    UniValue result(UniValue::VOBJ);
    result.push_back(Pair("hex", strHex));
    TxToJSON(tx, hashBlock, result);
    return result;
}

bool RPCConsole::RPCParseCommandLine(std::string &strResult, const std::string &strCommand, const bool fExecute, std::string * const pstrFilteredOut)
{
    std::vector< std::vector<std::string> > stack;
    stack.push_back(std::vector<std::string>());

    enum CmdParseState
    {
        STATE_EATING_SPACES,
        STATE_EATING_SPACES_IN_ARG,
        STATE_EATING_SPACES_IN_BRACKETS,
        STATE_ARGUMENT,
        STATE_SINGLEQUOTED,
        STATE_DOUBLEQUOTED,
        STATE_ESCAPE_OUTER,
        STATE_ESCAPE_DOUBLEQUOTED,
        STATE_COMMAND_EXECUTED,
        STATE_COMMAND_EXECUTED_INNER
    } state = STATE_EATING_SPACES;
    std::string curarg;
    UniValue lastResult;
    unsigned nDepthInsideSensitive = 0;
    size_t filter_begin_pos = 0, chpos;
    std::vector<std::pair<size_t, size_t>> filter_ranges;

    auto add_to_current_stack = [&](const std::string& strArg) {
        if (stack.back().empty() && (!nDepthInsideSensitive) && historyFilter.contains(QString::fromStdString(strArg), Qt::CaseInsensitive)) {
            nDepthInsideSensitive = 1;
            filter_begin_pos = chpos;
        }
        // Make sure stack is not empty before adding something
        if (stack.empty()) {
            stack.push_back(std::vector<std::string>());
        }
        stack.back().push_back(strArg);
    };

    auto close_out_params = [&]() {
        if (nDepthInsideSensitive) {
            if (!--nDepthInsideSensitive) {
                assert(filter_begin_pos);
                filter_ranges.push_back(std::make_pair(filter_begin_pos, chpos));
                filter_begin_pos = 0;
            }
        }
        stack.pop_back();
    };

    std::string strCommandTerminated = strCommand;
    if (strCommandTerminated.back() != '\n')
        strCommandTerminated += "\n";
    for (chpos = 0; chpos < strCommandTerminated.size(); ++chpos)
    {
        char ch = strCommandTerminated[chpos];
        switch(state)
        {
            case STATE_COMMAND_EXECUTED_INNER:
            case STATE_COMMAND_EXECUTED:
            {
                bool breakParsing = true;
                switch(ch)
                {
                    case '[': curarg.clear(); state = STATE_COMMAND_EXECUTED_INNER; break;
                    default:
                        if (state == STATE_COMMAND_EXECUTED_INNER)
                        {
                            if (ch != ']')
                            {
                                // append char to the current argument (which is also used for the query command)
                                curarg += ch;
                                break;
                            }
                            if (curarg.size() && fExecute)
                            {
                                // if we have a value query, query arrays with index and objects with a string key
                                UniValue subelement;
                                if (lastResult.isArray())
                                {
                                    for(char argch: curarg)
                                        if (!std::isdigit(argch))
                                            throw std::runtime_error("Invalid result query");
                                    subelement = lastResult[atoi(curarg.c_str())];
                                }
                                else if (lastResult.isObject())
                                    subelement = find_value(lastResult, curarg);
                                else
                                    throw std::runtime_error("Invalid result query"); //no array or object: abort
                                lastResult = subelement;
                            }

                            state = STATE_COMMAND_EXECUTED;
                            break;
                        }
                        // don't break parsing when the char is required for the next argument
                        breakParsing = false;

                        // pop the stack and return the result to the current command arguments
                        close_out_params();

                        // don't stringify the json in case of a string to avoid doublequotes
                        if (lastResult.isStr())
//.........这里部分代码省略.........

void NewMessageDialog::loadAliases()
{
	ui->aliasEdit->clear();
	string strMethod = string("aliaslist");
    UniValue params(UniValue::VARR); 
	UniValue result ;
	string name_str;
	int expired = 0;
	
	try {
		result = tableRPC.execute(strMethod, params);

		if (result.type() == UniValue::VARR)
		{
			name_str = "";
			expired = 0;


	
			const UniValue &arr = result.get_array();
		    for (unsigned int idx = 0; idx < arr.size(); idx++) {
			    const UniValue& input = arr[idx];
				if (input.type() != UniValue::VOBJ)
					continue;
				const UniValue& o = input.get_obj();
				name_str = "";

				expired = 0;


		
				const UniValue& name_value = find_value(o, "name");
				if (name_value.type() == UniValue::VSTR)
					name_str = name_value.get_str();		
				const UniValue& expired_value = find_value(o, "expired");
				if (expired_value.type() == UniValue::VNUM)
					expired = expired_value.get_int();
				
				if(expired == 0)
				{
					QString name = QString::fromStdString(name_str);
					ui->aliasEdit->addItem(name);					
				}
				
			}
		}
	}
	catch (UniValue& objError)
	{
		string strError = find_value(objError, "message").get_str();
		QMessageBox::critical(this, windowTitle(),
			tr("Could not refresh alias list: %1").arg(QString::fromStdString(strError)),
				QMessageBox::Ok, QMessageBox::Ok);
	}
	catch(std::exception& e)
	{
		QMessageBox::critical(this, windowTitle(),
			tr("There was an exception trying to refresh the alias list: ") + QString::fromStdString(e.what()),
				QMessageBox::Ok, QMessageBox::Ok);
	}         
 
}

bool NewMessageDialog::saveCurrentRow()
{

    if(walletModel)
	{
		WalletModel::UnlockContext ctx(walletModel->requestUnlock());
		if(model && !ctx.isValid())
		{
			model->editStatus = MessageTableModel::WALLET_UNLOCK_FAILURE;
			return false;
		}
	}
	UniValue params(UniValue::VARR);
	string strMethod;
    switch(mode)
    {
    case NewMessage:
        if (ui->messageEdit->toPlainText().trimmed().isEmpty()) {
            QMessageBox::information(this, windowTitle(),
            tr("Empty message not allowed. Please try again"),
                QMessageBox::Ok, QMessageBox::Ok);
            return false;
        }
		strMethod = string("messagenew");
		params.push_back(ui->topicEdit->text().toStdString());
		params.push_back(ui->messageEdit->toPlainText().trimmed().toStdString());
		params.push_back(ui->aliasEdit->currentText().toStdString());
		params.push_back(ui->toEdit->text().toStdString());
		

		try {
            UniValue result = tableRPC.execute(strMethod, params);
			if (result.type() != UniValue::VNULL)
			{
				message = ui->messageEdit->toPlainText();	
			}
		}
		catch (UniValue& objError)
		{
			string strError = find_value(objError, "message").get_str();
			QMessageBox::critical(this, windowTitle(),
			tr("Error creating new message: \"%1\"").arg(QString::fromStdString(strError)),
				QMessageBox::Ok, QMessageBox::Ok);
			break;
		}
		catch(std::exception& e)
		{
			QMessageBox::critical(this, windowTitle(),
				tr("General exception creating new message"),
				QMessageBox::Ok, QMessageBox::Ok);
			break;
		}							

        break;
    case ReplyMessage:
        if (ui->messageEdit->toPlainText().trimmed().isEmpty()) {
            QMessageBox::information(this, windowTitle(),
            tr("Empty message not allowed. Please try again"),
                QMessageBox::Ok, QMessageBox::Ok);
            return false;
        }
        if(mapper->submit())
        {
			strMethod = string("messagenew");
			params.push_back(ui->topicEdit->text().toStdString());
			params.push_back(ui->messageEdit->toPlainText().trimmed().toStdString());
			params.push_back(ui->aliasEdit->currentText().toStdString());
			params.push_back(ui->toEdit->text().toStdString());
			
			try {
				UniValue result = tableRPC.execute(strMethod, params);
				if (result.type() != UniValue::VNULL)
				{
					message = ui->messageEdit->toPlainText();	
				}
			}
			catch (UniValue& objError)
			{
				string strError = find_value(objError, "message").get_str();
				QMessageBox::critical(this, windowTitle(),
				tr("Error replying to message: \"%1\"").arg(QString::fromStdString(strError)),
					QMessageBox::Ok, QMessageBox::Ok);
				break;
			}
			catch(std::exception& e)
			{
				QMessageBox::critical(this, windowTitle(),
					tr("General exception replying to message"),
					QMessageBox::Ok, QMessageBox::Ok);
				break;
			}	
        }
        break;
	}
    return !message.isEmpty();
}

static UniValue getblocktemplate(const JSONRPCRequest& request)
{
    if (request.fHelp || request.params.size() > 1)
        throw std::runtime_error(
            "getblocktemplate ( TemplateRequest )\n"
            "\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
            "It returns data needed to construct a block to work on.\n"
            "For full specification, see BIPs 22, 23, 9, and 145:\n"
            "    https://github.com/bitcoin/bips/blob/master/bip-0022.mediawiki\n"
            "    https://github.com/bitcoin/bips/blob/master/bip-0023.mediawiki\n"
            "    https://github.com/bitcoin/bips/blob/master/bip-0009.mediawiki#getblocktemplate_changes\n"
            "    https://github.com/bitcoin/bips/blob/master/bip-0145.mediawiki\n"

            "\nArguments:\n"
            "1. template_request         (json object, optional) A json object in the following spec\n"
            "     {\n"
            "       \"mode\":\"template\"    (string, optional) This must be set to \"template\", \"proposal\" (see BIP 23), or omitted\n"
            "       \"capabilities\":[     (array, optional) A list of strings\n"
            "           \"support\"          (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
            "           ,...\n"
            "       ],\n"
            "       \"rules\":[            (array, optional) A list of strings\n"
            "           \"support\"          (string) client side supported softfork deployment\n"
            "           ,...\n"
            "       ]\n"
            "     }\n"
            "\n"

            "\nResult:\n"
            "{\n"
            "  \"version\" : n,                    (numeric) The preferred block version\n"
            "  \"rules\" : [ \"rulename\", ... ],    (array of strings) specific block rules that are to be enforced\n"
            "  \"vbavailable\" : {                 (json object) set of pending, supported versionbit (BIP 9) softfork deployments\n"
            "      \"rulename\" : bitnumber          (numeric) identifies the bit number as indicating acceptance and readiness for the named softfork rule\n"
            "      ,...\n"
            "  },\n"
            "  \"vbrequired\" : n,                 (numeric) bit mask of versionbits the server requires set in submissions\n"
            "  \"previousblockhash\" : \"xxxx\",     (string) The hash of current highest block\n"
            "  \"transactions\" : [                (array) contents of non-coinbase transactions that should be included in the next block\n"
            "      {\n"
            "         \"data\" : \"xxxx\",             (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
            "         \"txid\" : \"xxxx\",             (string) transaction id encoded in little-endian hexadecimal\n"
            "         \"hash\" : \"xxxx\",             (string) hash encoded in little-endian hexadecimal (including witness data)\n"
            "         \"depends\" : [                (array) array of numbers \n"
            "             n                          (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
            "             ,...\n"
            "         ],\n"
            "         \"fee\": n,                    (numeric) difference in value between transaction inputs and outputs (in satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
            "         \"sigops\" : n,                (numeric) total SigOps cost, as counted for purposes of block limits; if key is not present, sigop cost is unknown and clients MUST NOT assume it is zero\n"
            "         \"weight\" : n,                (numeric) total transaction weight, as counted for purposes of block limits\n"
            "      }\n"
            "      ,...\n"
            "  ],\n"
            "  \"coinbaseaux\" : {                 (json object) data that should be included in the coinbase's scriptSig content\n"
            "      \"flags\" : \"xx\"                  (string) key name is to be ignored, and value included in scriptSig\n"
            "  },\n"
            "  \"coinbasevalue\" : n,              (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in satoshis)\n"
            "  \"coinbasetxn\" : { ... },          (json object) information for coinbase transaction\n"
            "  \"target\" : \"xxxx\",                (string) The hash target\n"
            "  \"mintime\" : xxx,                  (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
            "  \"mutable\" : [                     (array of string) list of ways the block template may be changed \n"
            "     \"value\"                          (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
            "     ,...\n"
            "  ],\n"
            "  \"noncerange\" : \"00000000ffffffff\",(string) A range of valid nonces\n"
            "  \"sigoplimit\" : n,                 (numeric) limit of sigops in blocks\n"
            "  \"sizelimit\" : n,                  (numeric) limit of block size\n"
            "  \"weightlimit\" : n,                (numeric) limit of block weight\n"
            "  \"curtime\" : ttt,                  (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
            "  \"bits\" : \"xxxxxxxx\",              (string) compressed target of next block\n"
            "  \"height\" : n                      (numeric) The height of the next block\n"
            "}\n"

            "\nExamples:\n"
            + HelpExampleCli("getblocktemplate", "{\"rules\": [\"segwit\"]}")
            + HelpExampleRpc("getblocktemplate", "{\"rules\": [\"segwit\"]}")
         );

    LOCK(cs_main);

    std::string strMode = "template";
    UniValue lpval = NullUniValue;
    std::set<std::string> setClientRules;
    int64_t nMaxVersionPreVB = -1;
    if (!request.params[0].isNull())
    {
        const UniValue& oparam = request.params[0].get_obj();
        const UniValue& modeval = find_value(oparam, "mode");
        if (modeval.isStr())
            strMode = modeval.get_str();
        else if (modeval.isNull())
        {
            /* Do nothing */
        }
        else
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
        lpval = find_value(oparam, "longpollid");

        if (strMode == "proposal")
        {
//.........这里部分代码省略.........

    void refreshEscrowTable(EscrowModelType type)
    {

        cachedEscrowTable.clear();
        {
			string strMethod = string("escrowlist");
	        UniValue params(UniValue::VARR); 
			UniValue result ;
			string name_str;
			string time_str;
			string seller_str;
			string arbiter_str;
			string status_str;
			string offeraccept_str;
			string offer_str;
			string offertitle_str;
			string total_str;
			string buyer_str;
			int unixTime;
			QDateTime dateTime;	
			try {
				result = tableRPC.execute(strMethod, params);
				if (result.type() == UniValue::VARR)
				{
					name_str = "";
					time_str = "";
					seller_str = "";
					arbiter_str = "";
					status_str = "";
					offeraccept_str = "";
					offer_str = "";
					offertitle_str = "";
					total_str = "";	
					buyer_str = "";
					const UniValue &arr = result.get_array();
				    for (unsigned int idx = 0; idx < arr.size(); idx++) {
					    const UniValue& input = arr[idx];
						if (input.type() != UniValue::VOBJ)
							continue;
						const UniValue& o = input.get_obj();
						name_str = "";
						name_str = "";
						seller_str = "";
						arbiter_str = "";
						status_str = "";
						offeraccept_str = "";
						offer_str = "";
						total_str = "";
			
				
						const UniValue& name_value = find_value(o, "escrow");
						if (name_value.type() == UniValue::VSTR)
							name_str = name_value.get_str();
						const UniValue& time_value = find_value(o, "time");
						if (time_value.type() == UniValue::VSTR)
							time_str = time_value.get_str();
						const UniValue& seller_value = find_value(o, "seller");
						if (seller_value.type() == UniValue::VSTR)
							seller_str = seller_value.get_str();
						const UniValue& arbiter_value = find_value(o, "arbiter");
						if (arbiter_value.type() == UniValue::VSTR)
							arbiter_str = arbiter_value.get_str();
						const UniValue& buyer_value = find_value(o, "buyer");
						if (buyer_value.type() == UniValue::VSTR)
							buyer_str = buyer_value.get_str();
						const UniValue& offer_value = find_value(o, "offer");
						if (offer_value.type() == UniValue::VSTR)
							offer_str = offer_value.get_str();
						const UniValue& offertitle_value = find_value(o, "offertitle");
						if (offertitle_value.type() == UniValue::VSTR)
							offertitle_str = offertitle_value.get_str();
						const UniValue& offeraccept_value = find_value(o, "offeracceptlink");
						if (offeraccept_value.type() == UniValue::VSTR)
							offeraccept_str = offeraccept_value.get_str();
						const UniValue& total_value = find_value(o, "total");
						if (total_value.type() == UniValue::VSTR)
							total_str = total_value.get_str();
						const UniValue& status_value = find_value(o, "status");
						if (status_value.type() == UniValue::VSTR)
							status_str = status_value.get_str();
						
						unixTime = atoi(time_str.c_str());
						dateTime.setTime_t(unixTime);
						time_str = dateTime.toString().toStdString();	

						updateEntry(QString::fromStdString(name_str), QString::fromStdString(time_str), QString::fromStdString(seller_str), QString::fromStdString(arbiter_str), QString::fromStdString(offer_str), QString::fromStdString(offertitle_str), QString::fromStdString(offeraccept_str), QString::fromStdString(total_str), QString::fromStdString(status_str), QString::fromStdString(buyer_str), type, CT_NEW); 
					}
				}
 			}
			catch (UniValue& objError)
			{
				return;
			}
			catch(std::exception& e)
			{
				return;
			}           
         }
        // qLowerBound() and qUpperBound() require our cachedEscrowTable list to be sorted in asc order
        qSort(cachedEscrowTable.begin(), cachedEscrowTable.end(), EscrowTableEntryLessThan());
//.........这里部分代码省略.........

BOOST_FIXTURE_TEST_CASE(rescan, TestChain100Setup)
{
    LOCK(cs_main);

    // Cap last block file size, and mine new block in a new block file.
    CBlockIndex* const nullBlock = nullptr;
    CBlockIndex* oldTip = chainActive.Tip();
    GetBlockFileInfo(oldTip->GetBlockPos().nFile)->nSize = MAX_BLOCKFILE_SIZE;
    CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey()));
    CBlockIndex* newTip = chainActive.Tip();

    // Verify ScanForWalletTransactions picks up transactions in both the old
    // and new block files.
    {
        CWallet wallet;
        LOCK(wallet.cs_wallet);
        wallet.AddKeyPubKey(coinbaseKey, coinbaseKey.GetPubKey());
        BOOST_CHECK_EQUAL(nullBlock, wallet.ScanForWalletTransactions(oldTip));
        BOOST_CHECK_EQUAL(wallet.GetImmatureBalance(), 100 * COIN);
    }

    // Prune the older block file.
    PruneOneBlockFile(oldTip->GetBlockPos().nFile);
    UnlinkPrunedFiles({oldTip->GetBlockPos().nFile});

    // Verify ScanForWalletTransactions only picks transactions in the new block
    // file.
    {
        CWallet wallet;
        LOCK(wallet.cs_wallet);
        wallet.AddKeyPubKey(coinbaseKey, coinbaseKey.GetPubKey());
        BOOST_CHECK_EQUAL(oldTip, wallet.ScanForWalletTransactions(oldTip));
        BOOST_CHECK_EQUAL(wallet.GetImmatureBalance(), 50 * COIN);
    }

    // Verify importmulti RPC returns failure for a key whose creation time is
    // before the missing block, and success for a key whose creation time is
    // after.
    {
        CWallet wallet;
        vpwallets.insert(vpwallets.begin(), &wallet);
        UniValue keys;
        keys.setArray();
        UniValue key;
        key.setObject();
        key.pushKV("scriptPubKey", HexStr(GetScriptForRawPubKey(coinbaseKey.GetPubKey())));
        key.pushKV("timestamp", 0);
        key.pushKV("internal", UniValue(true));
        keys.push_back(key);
        key.clear();
        key.setObject();
        CKey futureKey;
        futureKey.MakeNewKey(true);
        key.pushKV("scriptPubKey", HexStr(GetScriptForRawPubKey(futureKey.GetPubKey())));
        key.pushKV("timestamp", newTip->GetBlockTimeMax() + TIMESTAMP_WINDOW + 1);
        key.pushKV("internal", UniValue(true));
        keys.push_back(key);
        JSONRPCRequest request;
        request.params.setArray();
        request.params.push_back(keys);

        UniValue response = importmulti(request);
        BOOST_CHECK_EQUAL(response.write(),
            strprintf("[{\"success\":false,\"error\":{\"code\":-1,\"message\":\"Rescan failed for key with creation "
                      "timestamp %d. There was an error reading a block from time %d, which is after or within %d "
                      "seconds of key creation, and could contain transactions pertaining to the key. As a result, "
                      "transactions and coins using this key may not appear in the wallet. This error could be caused "
                      "by pruning or data corruption (see bitcoind log for details) and could be dealt with by "
                      "downloading and rescanning the relevant blocks (see -reindex and -rescan "
                      "options).\"}},{\"success\":true}]",
                              0, oldTip->GetBlockTimeMax(), TIMESTAMP_WINDOW));
        vpwallets.erase(vpwallets.begin());
    }
}

UniValue getauxblock(const UniValue& params, bool fHelp)
{
    if (fHelp || (params.size() != 0 && params.size() != 2))
        throw std::runtime_error(
            "getauxblock (hash auxpow)\n"
            "\nCreate or submit a merge-mined block.\n"
            "\nWithout arguments, create a new block and return information\n"
            "required to merge-mine it.  With arguments, submit a solved\n"
            "auxpow for a previously returned block.\n"
            "\nArguments:\n"
            "1. \"hash\"    (string, optional) hash of the block to submit\n"
            "2. \"auxpow\"  (string, optional) serialised auxpow found\n"
            "\nResult (without arguments):\n"
            "{\n"
            "  \"hash\"               (string) hash of the created block\n"
            "  \"chainid\"            (numeric) chain ID for this block\n"
            "  \"previousblockhash\"  (string) hash of the previous block\n"
            "  \"coinbasevalue\"      (numeric) value of the block's coinbase\n"
            "  \"bits\"               (string) compressed target of the block\n"
            "  \"height\"             (numeric) height of the block\n"
            "  \"_target\"            (string) target in reversed byte order, deprecated\n"
            "}\n"
            "\nResult (with arguments):\n"
            "xxxxx        (boolean) whether the submitted block was correct\n"
            "\nExamples:\n"
            + HelpExampleCli("getauxblock", "")
            + HelpExampleCli("getauxblock", "\"hash\" \"serialised auxpow\"")
            + HelpExampleRpc("getauxblock", "")
            );

    boost::shared_ptr<CReserveScript> coinbaseScript;
    GetMainSignals().ScriptForMining(coinbaseScript);

    //throw an error if no script was provided
    if (!coinbaseScript->reserveScript.size())
        throw JSONRPCError(RPC_INTERNAL_ERROR, "No coinbase script available (mining requires a wallet)");

    if (vNodes.empty() && !Params().MineBlocksOnDemand())
        throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED,
                           "Namecoin is not connected!");

    if (IsInitialBlockDownload() && !Params().MineBlocksOnDemand())
        throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD,
                           "Namecoin is downloading blocks...");
    
    /* This should never fail, since the chain is already
       past the point of merge-mining start.  Check nevertheless.  */
    {
        LOCK(cs_main);
        if (chainActive.Height() + 1 < Params().GetConsensus().nAuxpowStartHeight)
            throw std::runtime_error("getauxblock method is not yet available");
    }

    /* The variables below are used to keep track of created and not yet
       submitted auxpow blocks.  Lock them to be sure even for multiple
       RPC threads running in parallel.  */
    static CCriticalSection cs_auxblockCache;
    LOCK(cs_auxblockCache);
    static std::map<uint256, CBlock*> mapNewBlock;
    static std::vector<CBlockTemplate*> vNewBlockTemplate;

    /* Create a new block?  */
    if (params.size() == 0)
    {
        static unsigned nTransactionsUpdatedLast;
        static const CBlockIndex* pindexPrev = NULL;
        static uint64_t nStart;
        static CBlockTemplate* pblocktemplate;
        static unsigned nExtraNonce = 0;

        // Update block
        {
        LOCK(cs_main);
        if (pindexPrev != chainActive.Tip()
            || (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast
                && GetTime() - nStart > 60))
        {
            if (pindexPrev != chainActive.Tip())
            {
                // Deallocate old blocks since they're obsolete now
                mapNewBlock.clear();
                BOOST_FOREACH(CBlockTemplate* pbt, vNewBlockTemplate)
                    delete pbt;
                vNewBlockTemplate.clear();
            }

            // Create new block with nonce = 0 and extraNonce = 1
            pblocktemplate = CreateNewBlock(coinbaseScript->reserveScript);
            if (!pblocktemplate)
                throw JSONRPCError(RPC_OUT_OF_MEMORY, "out of memory");

            // Update state only when CreateNewBlock succeeded
            nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
            pindexPrev = chainActive.Tip();
            nStart = GetTime();

            // Finalise it by setting the version and building the merkle root
            CBlock* pblock = &pblocktemplate->block;
            IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
            pblock->nVersion.SetAuxpow(true);
//.........这里部分代码省略.........

UniValue getblocktemplate(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() > 1)
        throw runtime_error(
            "getblocktemplate ( \"jsonrequestobject\" )\n"
            "\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
            "It returns data needed to construct a block to work on.\n"
            "See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n"

            "\nArguments:\n"
            "1. \"jsonrequestobject\"       (string, optional) A json object in the following spec\n"
            "     {\n"
            "       \"mode\":\"template\"    (string, optional) This must be set to \"template\" or omitted\n"
            "       \"capabilities\":[       (array, optional) A list of strings\n"
            "           \"support\"           (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
            "           ,...\n"
            "         ]\n"
            "     }\n"
            "\n"

            "\nResult:\n"
            "{\n"
            "  \"version\" : n,                    (numeric) The block version\n"
            "  \"previousblockhash\" : \"xxxx\",    (string) The hash of current highest block\n"
            "  \"transactions\" : [                (array) contents of non-coinbase transactions that should be included in the next block\n"
            "      {\n"
            "         \"data\" : \"xxxx\",          (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
            "         \"hash\" : \"xxxx\",          (string) hash/id encoded in little-endian hexadecimal\n"
            "         \"depends\" : [              (array) array of numbers \n"
            "             n                        (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
            "             ,...\n"
            "         ],\n"
            "         \"fee\": n,                   (numeric) difference in value between transaction inputs and outputs (in Satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
            "         \"sigops\" : n,               (numeric) total number of SigOps, as counted for purposes of block limits; if key is not present, sigop count is unknown and clients MUST NOT assume there aren't any\n"
            "         \"required\" : true|false     (boolean) if provided and true, this transaction must be in the final block\n"
            "      }\n"
            "      ,...\n"
            "  ],\n"
            "  \"coinbaseaux\" : {                  (json object) data that should be included in the coinbase's scriptSig content\n"
            "      \"flags\" : \"flags\"            (string) \n"
            "  },\n"
            "  \"coinbasevalue\" : n,               (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in Satoshis)\n"
            "  \"coinbasetxn\" : { ... },           (json object) information for coinbase transaction\n"
            "  \"target\" : \"xxxx\",               (string) The hash target\n"
            "  \"mintime\" : xxx,                   (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
            "  \"mutable\" : [                      (array of string) list of ways the block template may be changed \n"
            "     \"value\"                         (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
            "     ,...\n"
            "  ],\n"
            "  \"noncerange\" : \"00000000ffffffff\",   (string) A range of valid nonces\n"
            "  \"sigoplimit\" : n,                 (numeric) limit of sigops in blocks\n"
            "  \"sizelimit\" : n,                  (numeric) limit of block size\n"
            "  \"curtime\" : ttt,                  (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
            "  \"bits\" : \"xxx\",                 (string) compressed target of next block\n"
            "  \"height\" : n                      (numeric) The height of the next block\n"
            "}\n"

            "\nExamples:\n"
            + HelpExampleCli("getblocktemplate", "")
            + HelpExampleRpc("getblocktemplate", "")
         );

    LOCK(cs_main);

    std::string strMode = "template";
    UniValue lpval = NullUniValue;
    if (params.size() > 0)
    {
        const UniValue& oparam = params[0].get_obj();
        const UniValue& modeval = find_value(oparam, "mode");
        if (modeval.isStr())
            strMode = modeval.get_str();
        else if (modeval.isNull())
        {
            /* Do nothing */
        }
        else
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
        lpval = find_value(oparam, "longpollid");

        if (strMode == "proposal")
        {
            const UniValue& dataval = find_value(oparam, "data");
            if (!dataval.isStr())
                throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");

            CBlock block;
            if (!DecodeHexBlk(block, dataval.get_str()))
                throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");

            uint256 hash = block.GetHash();
            BlockMap::iterator mi = mapBlockIndex.find(hash);
            if (mi != mapBlockIndex.end()) {
                CBlockIndex *pindex = mi->second;
                if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
                    return "duplicate";
                if (pindex->nStatus & BLOCK_FAILED_MASK)
                    return "duplicate-invalid";
                return "duplicate-inconclusive";
            }
//.........这里部分代码省略.........