bool STAccount::getValueH160 (uint160& v) const
{
if (!isValueH160 ()) return false;
memcpy (v.begin (), & (peekValue ().front ()), (160 / 8));
return true;
}
void RippleAddress::setAccountID(const uint160& hash160)
{
SetData(VER_ACCOUNT_ID, hash160.begin(), 20);
}
void STAccount::setValueH160(const uint160& v)
{
peekValue().clear();
peekValue().insert(peekValue().end(), v.begin(), v.end());
assert(peekValue().size() == (160/8));
}
STAccount::STAccount(SField::ref n, const uint160& v) : STVariableLength(n)
{
peekValue().insert(peekValue().end(), v.begin(), v.end());
}
TER WalletAddTransactor::doApply ()
{
std::uint32_t const uTxFlags = mTxn.getFlags ();
if (uTxFlags & tfUniversalMask)
{
m_journal.trace <<
"Malformed transaction: Invalid flags set.";
return temINVALID_FLAG;
}
Blob const vucPubKey = mTxn.getFieldVL (sfPublicKey);
Blob const vucSignature = mTxn.getFieldVL (sfSignature);
uint160 const uAuthKeyID (mTxn.getFieldAccount160 (sfRegularKey));
RippleAddress const naMasterPubKey (
RippleAddress::createAccountPublic (vucPubKey));
uint160 const uDstAccountID (naMasterPubKey.getAccountID ());
// FIXME: This should be moved to the transaction's signature check logic and cached
if (!naMasterPubKey.verifySignature(
Serializer::getSHA512Half (uAuthKeyID.begin (), uAuthKeyID.size ()),
vucSignature))
{
m_journal.trace <<
"Unauthorized: bad signature ";
return tefBAD_ADD_AUTH;
}
SLE::pointer sleDst (mEngine->entryCache (
ltACCOUNT_ROOT, Ledger::getAccountRootIndex (uDstAccountID)));
if (sleDst)
{
m_journal.trace <<
"account already created";
return tefCREATED;
}
// Direct STR payment.
STAmount saDstAmount = mTxn.getFieldAmount (sfAmount);
STAmount saPaid = mTxn.getTransactionFee ();
STAmount const saSrcBalance = mTxnAccount->getFieldAmount (sfBalance);
std::uint32_t const uOwnerCount = mTxnAccount->getFieldU32 (sfOwnerCount);
std::uint64_t const uReserve = mEngine->getLedger ()->getReserve (uOwnerCount);
// Make sure have enough reserve to send. Allow final spend to use reserve
// for fee.
// Note: Reserve is not scaled by fee.
if (saSrcBalance + saPaid < saDstAmount + uReserve)
{
// Vote no. However, transaction might succeed, if applied in a
// different order.
m_journal.trace <<
"Delay transaction: Insufficient funds: %s / %s (%d)" <<
saSrcBalance.getText () << " / " <<
(saDstAmount + uReserve).getText () << " with reserve = " <<
uReserve;
return tecUNFUNDED_ADD;
}
// Deduct initial balance from source account.
mTxnAccount->setFieldAmount (sfBalance, saSrcBalance - saDstAmount);
// Create the account.
sleDst = mEngine->entryCreate (ltACCOUNT_ROOT,
Ledger::getAccountRootIndex (uDstAccountID));
sleDst->setFieldAccount (sfAccount, uDstAccountID);
sleDst->setFieldU32 (sfSequence, 1);
sleDst->setFieldAmount (sfBalance, saDstAmount);
sleDst->setFieldAccount (sfRegularKey, uAuthKeyID);
return tesSUCCESS;
}