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Merge pull request #1011

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73b9b4b wallet: fix not finding enough rct fake outputs (moneromooo-monero)
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Riccardo Spagni 2016-08-30 00:09:35 +02:00
commit 05c2a17d30
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GPG Key ID: 55432DF31CCD4FCD
1 changed files with 8 additions and 3 deletions
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11
src/wallet/wallet2.cpp
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@ -2682,8 +2682,8 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
THROW_WALLET_EXCEPTION_IF(resp_t.result.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.result.status);
// we ask for more, to have spares if some outputs are still locked
size_t requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
LOG_PRINT_L2("requested_outputs_count: " << requested_outputs_count);
size_t base_requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
LOG_PRINT_L2("base_requested_outputs_count: " << base_requested_outputs_count);
// generate output indices to request
COMMAND_RPC_GET_OUTPUTS::request req = AUTO_VAL_INIT(req);
@ -2693,6 +2693,8 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
{
const uint64_t amount = it->is_rct() ? 0 : it->amount();
std::unordered_set<uint64_t> seen_indices;
// request more for rct in base recent (locked) coinbases are picked, since they're locked for longer
size_t requested_outputs_count = base_requested_outputs_count + (it->is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
size_t start = req.outputs.size();
// if there are just enough outputs to mix with, use all of them.
@ -2777,6 +2779,7 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
outs.reserve(selected_transfers.size());
for(transfer_container::iterator it: selected_transfers)
{
size_t requested_outputs_count = base_requested_outputs_count + (it->is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
outs.push_back(std::vector<entry>());
outs.back().reserve(fake_outputs_count + 1);
const rct::key mask = it->is_rct() ? rct::commit(it->amount(), it->m_mask) : rct::zeroCommit(it->amount());
@ -2792,9 +2795,11 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
order[n] = n;
std::shuffle(order.begin(), order.end(), std::default_random_engine(crypto::rand<unsigned>()));
LOG_PRINT_L2("Looking for " << (fake_outputs_count+1) << " outputs of size " << print_money(it->is_rct() ? 0 : it->amount()));
for (size_t o = 0; o < requested_outputs_count && outs.back().size() < fake_outputs_count + 1; ++o)
{
size_t i = base + order[o];
LOG_PRINT_L2("Index " << i << "/" << requested_outputs_count << ": idx " << req.outputs[i].index << " (real " << it->m_global_output_index << "), unlocked " << daemon_resp.outs[i].unlocked << ", key " << daemon_resp.outs[i].key);
if (req.outputs[i].index == it->m_global_output_index) // don't re-add real one
continue;
if (!daemon_resp.outs[i].unlocked) // don't add locked outs
@ -2805,7 +2810,7 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
}
if (outs.back().size() < fake_outputs_count + 1)
{
scanty_outs[it->amount()] = outs.back().size();
scanty_outs[it->is_rct() ? 0 : it->amount()] = outs.back().size();
}
else
{