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https://github.com/Xahau/xahaud.git
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80 lines
3.0 KiB
C++
80 lines
3.0 KiB
C++
//------------------------------------------------------------------------------
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/*
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Copyright (c) 2011-2013, OpenCoin, Inc.
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*/
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//==============================================================================
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SETUP_LOG (WalletAddTransactor)
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TER WalletAddTransactor::doApply ()
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{
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Log::out() << "WalletAdd>";
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Blob const vucPubKey = mTxn.getFieldVL (sfPublicKey);
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Blob const vucSignature = mTxn.getFieldVL (sfSignature);
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const uint160 uAuthKeyID = mTxn.getFieldAccount160 (sfRegularKey);
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const RippleAddress naMasterPubKey = RippleAddress::createAccountPublic (vucPubKey);
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const uint160 uDstAccountID = naMasterPubKey.getAccountID ();
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const uint32 uTxFlags = mTxn.getFlags ();
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if (uTxFlags)
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{
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WriteLog (lsINFO, WalletAddTransactor) << "WalletAdd: Malformed transaction: Invalid flags set.";
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return temINVALID_FLAG;
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}
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// FIXME: This should be moved to the transaction's signature check logic and cached
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if (!naMasterPubKey.accountPublicVerify (Serializer::getSHA512Half (uAuthKeyID.begin (), uAuthKeyID.size ()), vucSignature))
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{
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Log::out() << "WalletAdd: unauthorized: bad signature ";
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return tefBAD_ADD_AUTH;
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}
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SLE::pointer sleDst = mEngine->entryCache (ltACCOUNT_ROOT, Ledger::getAccountRootIndex (uDstAccountID));
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if (sleDst)
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{
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Log::out() << "WalletAdd: account already created";
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return tefCREATED;
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}
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// Direct XRP payment.
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STAmount saDstAmount = mTxn.getFieldAmount (sfAmount);
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const STAmount saSrcBalance = mTxnAccount->getFieldAmount (sfBalance);
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const uint32 uOwnerCount = mTxnAccount->getFieldU32 (sfOwnerCount);
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const uint64 uReserve = mEngine->getLedger ()->getReserve (uOwnerCount);
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STAmount saPaid = mTxn.getTransactionFee ();
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// Make sure have enough reserve to send. Allow final spend to use reserve for fee.
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if (saSrcBalance + saPaid < saDstAmount + uReserve) // Reserve is not scaled by fee.
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{
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// Vote no. However, transaction might succeed, if applied in a different order.
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WriteLog (lsINFO, WalletAddTransactor) << boost::str (boost::format ("WalletAdd: Delay transaction: Insufficient funds: %s / %s (%d)")
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% saSrcBalance.getText () % (saDstAmount + uReserve).getText () % uReserve);
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return tecUNFUNDED_ADD;
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}
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// Deduct initial balance from source account.
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mTxnAccount->setFieldAmount (sfBalance, saSrcBalance - saDstAmount);
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// Create the account.
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sleDst = mEngine->entryCreate (ltACCOUNT_ROOT, Ledger::getAccountRootIndex (uDstAccountID));
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sleDst->setFieldAccount (sfAccount, uDstAccountID);
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sleDst->setFieldU32 (sfSequence, 1);
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sleDst->setFieldAmount (sfBalance, saDstAmount);
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sleDst->setFieldAccount (sfRegularKey, uAuthKeyID);
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Log::out() << "WalletAdd<";
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return tesSUCCESS;
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}
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// vim:ts=4
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