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rpc: send global indices along with blocks/transacions on refresh

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This plugs a privacy leak, where the wallet tells the daemon
which transactions contain outputs for the wallet by asking
for additional information for that particular transaction.

As a nice bonus, this actually makes refresh slightly faster.
This commit is contained in:
moneromooo-monero
2016-07-13 19:26:11 +01:00
parent 414b424d32
commit 3cb2edec66
4 changed files with 78 additions and 35 deletions
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16
src/rpc/core_rpc_server.cpp
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@@ -159,9 +159,25 @@ namespace cryptonote
{
res.blocks.resize(res.blocks.size()+1);
res.blocks.back().block = block_to_blob(b.first);
res.output_indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices());
res.output_indices.back().indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::tx_output_indices());
bool r = m_core.get_tx_outputs_gindexs(get_transaction_hash(b.first.miner_tx), res.output_indices.back().indices.back().indices);
if (!r)
{
res.status = "Failed";
return false;
}
size_t txidx = 0;
BOOST_FOREACH(auto& t, b.second)
{
res.blocks.back().txs.push_back(tx_to_blob(t));
res.output_indices.back().indices.push_back(COMMAND_RPC_GET_BLOCKS_FAST::tx_output_indices());
bool r = m_core.get_tx_outputs_gindexs(b.first.tx_hashes[txidx++], res.output_indices.back().indices.back().indices);
if (!r)
{
res.status = "Failed";
return false;
}
}
}