wallet: fix not finding enough rct fake outputs
If picking coinbase outputs, those are locked for a longer time than other outputs, so we ask for more of those
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@ -2682,8 +2682,8 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
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THROW_WALLET_EXCEPTION_IF(resp_t.result.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.result.status);
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THROW_WALLET_EXCEPTION_IF(resp_t.result.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.result.status);
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// we ask for more, to have spares if some outputs are still locked
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// we ask for more, to have spares if some outputs are still locked
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size_t requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
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size_t base_requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
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LOG_PRINT_L2("requested_outputs_count: " << requested_outputs_count);
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LOG_PRINT_L2("base_requested_outputs_count: " << base_requested_outputs_count);
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// generate output indices to request
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// generate output indices to request
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COMMAND_RPC_GET_OUTPUTS::request req = AUTO_VAL_INIT(req);
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COMMAND_RPC_GET_OUTPUTS::request req = AUTO_VAL_INIT(req);
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@ -2693,6 +2693,8 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
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{
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{
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const uint64_t amount = it->is_rct() ? 0 : it->amount();
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const uint64_t amount = it->is_rct() ? 0 : it->amount();
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std::unordered_set<uint64_t> seen_indices;
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std::unordered_set<uint64_t> seen_indices;
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// request more for rct in base recent (locked) coinbases are picked, since they're locked for longer
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size_t requested_outputs_count = base_requested_outputs_count + (it->is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
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size_t start = req.outputs.size();
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size_t start = req.outputs.size();
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// if there are just enough outputs to mix with, use all of them.
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// if there are just enough outputs to mix with, use all of them.
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@ -2777,6 +2779,7 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
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outs.reserve(selected_transfers.size());
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outs.reserve(selected_transfers.size());
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for(transfer_container::iterator it: selected_transfers)
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for(transfer_container::iterator it: selected_transfers)
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{
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{
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size_t requested_outputs_count = base_requested_outputs_count + (it->is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
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outs.push_back(std::vector<entry>());
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outs.push_back(std::vector<entry>());
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outs.back().reserve(fake_outputs_count + 1);
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outs.back().reserve(fake_outputs_count + 1);
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const rct::key mask = it->is_rct() ? rct::commit(it->amount(), it->m_mask) : rct::zeroCommit(it->amount());
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const rct::key mask = it->is_rct() ? rct::commit(it->amount(), it->m_mask) : rct::zeroCommit(it->amount());
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@ -2792,9 +2795,11 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
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order[n] = n;
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order[n] = n;
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std::shuffle(order.begin(), order.end(), std::default_random_engine(crypto::rand<unsigned>()));
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std::shuffle(order.begin(), order.end(), std::default_random_engine(crypto::rand<unsigned>()));
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LOG_PRINT_L2("Looking for " << (fake_outputs_count+1) << " outputs of size " << print_money(it->is_rct() ? 0 : it->amount()));
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for (size_t o = 0; o < requested_outputs_count && outs.back().size() < fake_outputs_count + 1; ++o)
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for (size_t o = 0; o < requested_outputs_count && outs.back().size() < fake_outputs_count + 1; ++o)
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{
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{
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size_t i = base + order[o];
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size_t i = base + order[o];
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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);
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if (req.outputs[i].index == it->m_global_output_index) // don't re-add real one
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if (req.outputs[i].index == it->m_global_output_index) // don't re-add real one
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continue;
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continue;
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if (!daemon_resp.outs[i].unlocked) // don't add locked outs
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if (!daemon_resp.outs[i].unlocked) // don't add locked outs
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@ -2805,7 +2810,7 @@ void wallet2::get_outs(std::vector<std::vector<entry>> &outs, const std::list<tr
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}
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}
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if (outs.back().size() < fake_outputs_count + 1)
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if (outs.back().size() < fake_outputs_count + 1)
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{
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{
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scanty_outs[it->amount()] = outs.back().size();
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scanty_outs[it->is_rct() ? 0 : it->amount()] = outs.back().size();
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}
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}
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else
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else
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{
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{
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