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wallet2: only add a dummy 0 output if there's one output otherwise

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moneromooo-monero 2017-11-13 14:08:10 +00:00
parent af448d3883
commit 7e387fb1ad
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1 changed files with 14 additions and 10 deletions
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24
src/wallet/wallet2.cpp
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@ -4663,21 +4663,25 @@ void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry
change_dts.amount = found_money - needed_money;
if (change_dts.amount == 0)
{
// If the change is 0, send it to a random address, to avoid confusing
// the sender with a 0 amount output. We send a 0 amount in order to avoid
// letting the destination be able to work out which of the inputs is the
// real one in our rings
LOG_PRINT_L2("generating dummy address for 0 change");
cryptonote::account_base dummy;
dummy.generate();
change_dts.addr = dummy.get_keys().m_account_address;
LOG_PRINT_L2("generated dummy address for 0 change");
if (splitted_dsts.size() == 1)
{
// If the change is 0, send it to a random address, to avoid confusing
// the sender with a 0 amount output. We send a 0 amount in order to avoid
// letting the destination be able to work out which of the inputs is the
// real one in our rings
LOG_PRINT_L2("generating dummy address for 0 change");
cryptonote::account_base dummy;
dummy.generate();
change_dts.addr = dummy.get_keys().m_account_address;
LOG_PRINT_L2("generated dummy address for 0 change");
splitted_dsts.push_back(change_dts);
}
}
else
{
change_dts.addr = get_subaddress({subaddr_account, 0});
splitted_dsts.push_back(change_dts);
}
splitted_dsts.push_back(change_dts);
crypto::secret_key tx_key;
std::vector<crypto::secret_key> additional_tx_keys;