1 files changed, 12 insertions, 0 deletions

diff --git a/src/hash.h b/src/hash.h
index be57786..04f2657 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -507,6 +507,18 @@ namespace Bu
                         bool bFinished;
 
                 public:
+                        iterator( const iterator &i ) :
+                                hsh( i.hsh ),
+                                nPos( i.nPos ),
+                                bFinished( i.bFinished )
+                        {
+                        }
+
+                        bool isActive()
+                        {
+                                return !bFinished;
+                        }
+
                         /**
                          * Iterator incrementation operator. Move the iterator forward.
                          */