Added GetBlock GetUncle with OOB guard

1 files changed, 5 insertions, 1 deletions

diff --git a/core/block_processor.go b/core/block_processor.go
index 893c586dd..b4449100f 100644
--- a/core/block_processor.go
+++ b/core/block_processor.go
@@ -250,7 +250,11 @@ func (sm *BlockProcessor) ValidateBlock(block, parent *types.Block) error {
 	}
 
 	if block.Time() > time.Now().Unix() {
-		return fmt.Errorf("block time is in the future")
+		return BlockFutureErr
+	}
+
+	if new(big.Int).Sub(block.Number(), parent.Number()).Cmp(big.NewInt(1)) != 0 {
+		return BlockNumberErr
 	}
 
 	// Verify the nonce of the block. Return an error if it's not valid