From 547a9708de91c175ceab0ddde93785ba93c9efca Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Thu, 13 Dec 2018 19:47:47 +0000
Subject: cryptonote: block parsing + hash calculation speedup

This saves a duplicate serialization step
---
 src/cryptonote_core/blockchain.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'src/cryptonote_core/blockchain.cpp')

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index c663d7cef..6862d3209 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -4283,8 +4283,9 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
       for (unsigned int j = 0; j < batches; j++, ++blockidx)
       {
         block &block = blocks[blockidx];
+        crypto::hash block_hash;
 
-        if (!parse_and_validate_block_from_blob(it->block, block))
+        if (!parse_and_validate_block_from_blob(it->block, block, block_hash))
           return false;
 
         // check first block and skip all blocks if its not chained properly
@@ -4297,7 +4298,7 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
             return true;
           }
         }
-        if (have_block(get_block_hash(block)))
+        if (have_block(block_hash))
           blocks_exist = true;
 
         std::advance(it, 1);
@@ -4307,11 +4308,12 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
     for (unsigned i = 0; i < extra && !blocks_exist; i++, blockidx++)
     {
       block &block = blocks[blockidx];
+      crypto::hash block_hash;
 
-      if (!parse_and_validate_block_from_blob(it->block, block))
+      if (!parse_and_validate_block_from_blob(it->block, block, block_hash))
         return false;
 
-      if (have_block(get_block_hash(block)))
+      if (have_block(block_hash))
         blocks_exist = true;
 
       std::advance(it, 1);
-- 
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