1 files changed, 11 insertions, 1 deletions
diff --git a/src/checkpoints.h b/src/checkpoints.h
index fca046559a..b5b620fa6b 100644
--- a/src/checkpoints.h
+++ b/src/checkpoints.h
@@ -5,16 +5,26 @@
 #ifndef BITCOIN_CHECKPOINT_H
 #define BITCOIN_CHECKPOINT_H
 
+#include "uint256.h"
+
 #include <map>
 
 class CBlockIndex;
-class uint256;
 
 /** Block-chain checkpoints are compiled-in sanity checks.
  * They are updated every release or three.
  */
 namespace Checkpoints
 {
+typedef std::map<int, uint256> MapCheckpoints;
+
+struct CCheckpointData {
+    const MapCheckpoints *mapCheckpoints;
+    int64_t nTimeLastCheckpoint;
+    int64_t nTransactionsLastCheckpoint;
+    double fTransactionsPerDay;
+};
+
 // Returns true if block passes checkpoint checks
 bool CheckBlock(int nHeight, const uint256& hash);