From 4616cf2641c69e48ae19303099e701088ffe9045 Mon Sep 17 00:00:00 2001
From: Lee Clagett <code@leeclagett.com>
Date: Wed, 1 Aug 2018 22:10:09 -0400
Subject: Fixed ZMQ-RPC for transactions and GET_BLOCKS_FAST

---
 src/rpc/daemon_handler.cpp | 42 +++++++++++++++++-------------------------
 1 file changed, 17 insertions(+), 25 deletions(-)

(limited to 'src/rpc/daemon_handler.cpp')

diff --git a/src/rpc/daemon_handler.cpp b/src/rpc/daemon_handler.cpp
index 55858cc2a..25abe4825 100644
--- a/src/rpc/daemon_handler.cpp
+++ b/src/rpc/daemon_handler.cpp
@@ -86,53 +86,45 @@ namespace rpc
           res.error_details = "incorrect number of transactions retrieved for block";
           return;
       }
-      std::vector<transaction> txs;
-      for (const auto& p : it->second)
-      {
-        txs.resize(txs.size() + 1);
-        if (!parse_and_validate_tx_from_blob(p.second, txs.back()))
-        {
-          res.blocks.clear();
-          res.output_indices.clear();
-          res.status = Message::STATUS_FAILED;
-          res.error_details = "failed retrieving a requested transaction";
-          return;
-        }
-      }
 
       cryptonote::rpc::block_output_indices& indices = res.output_indices[block_count];
 
       // miner tx output indices
       {
         cryptonote::rpc::tx_output_indices tx_indices;
-        bool r = m_core.get_tx_outputs_gindexs(get_transaction_hash(bwt.block.miner_tx), tx_indices);
-        if (!r)
+        if (!m_core.get_tx_outputs_gindexs(get_transaction_hash(bwt.block.miner_tx), tx_indices))
         {
           res.status = Message::STATUS_FAILED;
           res.error_details = "core::get_tx_outputs_gindexs() returned false";
           return;
         }
-        indices.push_back(tx_indices);
+        indices.push_back(std::move(tx_indices));
       }
 
-      // assume each block returned is returned with all its transactions
-      // in the correct order.
-      auto tx_it = txs.begin();
-      for (const crypto::hash& h : bwt.block.tx_hashes)
+      auto hash_it = bwt.block.tx_hashes.begin();
+      bwt.transactions.reserve(it->second.size());
+      for (const auto& blob : it->second)
       {
-        bwt.transactions.emplace(h, *tx_it);
-        tx_it++;
+        bwt.transactions.emplace_back();
+        if (!parse_and_validate_tx_from_blob(blob.second, bwt.transactions.back()))
+        {
+          res.blocks.clear();
+          res.output_indices.clear();
+          res.status = Message::STATUS_FAILED;
+          res.error_details = "failed retrieving a requested transaction";
+          return;
+        }
 
         cryptonote::rpc::tx_output_indices tx_indices;
-        bool r = m_core.get_tx_outputs_gindexs(h, tx_indices);
-        if (!r)
+        if (!m_core.get_tx_outputs_gindexs(*hash_it, tx_indices))
         {
           res.status = Message::STATUS_FAILED;
           res.error_details = "core::get_tx_outputs_gindexs() returned false";
           return;
         }
 
-        indices.push_back(tx_indices);
+        indices.push_back(std::move(tx_indices));
+        ++hash_it;
       }
 
       it++;
-- 
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