From 50af3579ee735ad6a9d95014f2d9b5141d05769c Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sat, 19 May 2018 23:53:05 +0100
Subject: alt_chain_info can now give more info about a particular alt chain

---
 src/cryptonote_core/blockchain.cpp | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

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

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index fbb2a2223..5d7022917 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -4393,9 +4393,9 @@ std::map<uint64_t, std::tuple<uint64_t, uint64_t, uint64_t>> Blockchain:: get_ou
   return m_db->get_output_histogram(amounts, unlocked, recent_cutoff, min_count);
 }
 
-std::list<std::pair<Blockchain::block_extended_info,uint64_t>> Blockchain::get_alternative_chains() const
+std::list<std::pair<Blockchain::block_extended_info,std::vector<crypto::hash>>> Blockchain::get_alternative_chains() const
 {
-  std::list<std::pair<Blockchain::block_extended_info,uint64_t>> chains;
+  std::list<std::pair<Blockchain::block_extended_info,std::vector<crypto::hash>>> chains;
 
   for (const auto &i: m_alternative_chains)
   {
@@ -4411,15 +4411,16 @@ std::list<std::pair<Blockchain::block_extended_info,uint64_t>> Blockchain::get_a
     }
     if (!found)
     {
-      uint64_t length = 1;
+      std::vector<crypto::hash> chain;
       auto h = i.second.bl.prev_id;
+      chain.push_back(top);
       blocks_ext_by_hash::const_iterator prev;
       while ((prev = m_alternative_chains.find(h)) != m_alternative_chains.end())
       {
+        chain.push_back(h);
         h = prev->second.bl.prev_id;
-        ++length;
       }
-      chains.push_back(std::make_pair(i.second, length));
+      chains.push_back(std::make_pair(i.second, chain));
     }
   }
   return chains;
-- 
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