C++ pointer::getFieldVL方法代码示例

// Look up the master public generator for a regular seed so we may index source accounts ids.
// --> naRegularSeed
// <-- naMasterGenerator
Json::Value getMasterGenerator (
    Ledger::ref lrLedger, const RippleAddress& naRegularSeed,
    RippleAddress& naMasterGenerator, NetworkOPs& netOps)
{
    RippleAddress       na0Public;      // To find the generator's index.
    RippleAddress       na0Private;     // To decrypt the master generator's cipher.
    RippleAddress       naGenerator = RippleAddress::createGeneratorPublic (naRegularSeed);

    na0Public.setAccountPublic (naGenerator, 0);
    na0Private.setAccountPrivate (naGenerator, naRegularSeed, 0);

    SLE::pointer        sleGen          = netOps.getGenerator (lrLedger, na0Public.getAccountID ());

    if (!sleGen)
    {
        // No account has been claimed or has had it password set for seed.
        return rpcError (rpcNO_ACCOUNT);
    }

    Blob    vucCipher           = sleGen->getFieldVL (sfGenerator);
    Blob    vucMasterGenerator  = na0Private.accountPrivateDecrypt (na0Public, vucCipher);

    if (vucMasterGenerator.empty ())
    {
        return rpcError (rpcFAIL_GEN_DECRYPT);
    }

    naMasterGenerator.setGenerator (vucMasterGenerator);

    return Json::Value (Json::objectValue);
}

// --> strIdent: public key, account ID, or regular seed.
// --> bStrict: Only allow account id or public key.
// <-- bIndex: true if iIndex > 0 and used the index.
Json::Value accountFromString (Ledger::ref lrLedger, RippleAddress& naAccount,
                               bool& bIndex, const std::string& strIdent,
                               const int iIndex, const bool bStrict, NetworkOPs& netOps)
{
    RippleAddress   naSeed;

    if (naAccount.setAccountPublic (strIdent) || naAccount.setAccountID (strIdent))
    {
        // Got the account.
        bIndex  = false;
    }
    else if (bStrict)
    {
        return naAccount.setAccountID (strIdent, Base58::getBitcoinAlphabet ())
               ? rpcError (rpcACT_BITCOIN)
               : rpcError (rpcACT_MALFORMED);
    }
    // Must be a seed.
    else if (!naSeed.setSeedGeneric (strIdent))
    {
        return rpcError (rpcBAD_SEED);
    }
    else
    {
        // We allow the use of the seeds to access #0.
        // This is poor practice and merely for debuging convenience.
        RippleAddress       naRegular0Public;
        RippleAddress       naRegular0Private;

        RippleAddress       naGenerator     = RippleAddress::createGeneratorPublic (naSeed);

        naRegular0Public.setAccountPublic (naGenerator, 0);
        naRegular0Private.setAccountPrivate (naGenerator, naSeed, 0);

        //      Account uGeneratorID    = naRegular0Public.getAccountID();
        SLE::pointer        sleGen          = netOps.getGenerator (lrLedger, naRegular0Public.getAccountID ());

        if (!sleGen)
        {
            // Didn't find a generator map, assume it is a master generator.
        }
        else
        {
            // Found master public key.
            Blob    vucCipher               = sleGen->getFieldVL (sfGenerator);
            Blob    vucMasterGenerator      = naRegular0Private.accountPrivateDecrypt (naRegular0Public, vucCipher);

            if (vucMasterGenerator.empty ())
            {
                rpcError (rpcNO_GEN_DECRYPT);
            }

            naGenerator.setGenerator (vucMasterGenerator);
        }

        bIndex  = !iIndex;

        naAccount.setAccountPublic (naGenerator, iIndex);
    }

    return Json::Value (Json::objectValue);
}