Add importmulti rpc call

1 files changed, 7 insertions, 0 deletions

diff --git a/src/chain.cpp b/src/chain.cpp
index 77e924e703..1e611906d1 100644
--- a/src/chain.cpp
+++ b/src/chain.cpp
@@ -61,6 +61,13 @@ const CBlockIndex *CChain::FindFork(const CBlockIndex *pindex) const {
     return pindex;
 }
 
+CBlockIndex* CChain::FindLatestBefore(int64_t nTime) const
+{
+    std::vector<CBlockIndex*>::const_iterator lower = std::lower_bound(vChain.begin(), vChain.end(), nTime,
+        [](CBlockIndex* pBlock, const int64_t& time) -> bool { return pBlock->GetBlockTime() < time; });
+    return (lower == vChain.end() ? NULL : *lower);
+}
+
 /** Turn the lowest '1' bit in the binary representation of a number into a '0'. */
 int static inline InvertLowestOne(int n) { return n & (n - 1); }