Initial Vexta Core v0.1.0 release

src/checkpoints.cpp

@@ -0,0 +1,32 @@
+// Copyright (c) 2009-2018 The DigiByte Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <checkpoints.h>
+
+#include <chain.h>
+#include <chainparams.h>
+#include <reverse_iterator.h>
+#include <validation.h>
+
+#include <stdint.h>
+
+
+namespace Checkpoints {
+
+    CBlockIndex* GetLastCheckpoint(const CCheckpointData& data)
+    {
+        const MapCheckpoints& checkpoints = data.mapCheckpoints;
+
+        for (const MapCheckpoints::value_type& i : reverse_iterate(checkpoints))
+        {
+            const uint256& hash = i.second;
+            CBlockIndex* pindex = LookupBlockIndex(hash);
+            if (pindex) {
+                return pindex;
+            }
+        }
+        return nullptr;
+    }
+
+} // namespace Checkpoints