1 files changed, 12 insertions, 0 deletions
diff --git a/common/db.go b/common/db.go
new file mode 100644
index 000000000..6505e61c6
--- /dev/null
+++ b/common/db.go
@@ -0,0 +1,12 @@
+package common
+
+// Database interface
+type Database interface {
+	Put(key []byte, value []byte)
+	Get(key []byte) ([]byte, error)
+	//GetKeys() []*Key
+	Delete(key []byte) error
+	LastKnownTD() []byte
+	Close()
+	Print()
+}