1 files changed, 4 insertions, 0 deletions

diff --git a/src/stable/myriad.h b/src/stable/myriad.h
index 60c5a39..7f84c2a 100644
--- a/src/stable/myriad.h
+++ b/src/stable/myriad.h
@@ -7,6 +7,8 @@
 #include "bu/array.h"
 #include "bu/hash.h"
 
+#include "bu/bitstring.h"
+
 namespace Bu
 {
     class MyriadStream;
@@ -87,6 +89,8 @@ namespace Bu
         int32_t getTotalStreams() const;
         int32_t getTotalUsedBytes() const;
         int32_t getTotalUnusedBytes( int32_t iAssumeBlockSize=-1 ) const;
+        Bu::BitString buildBlockUseMap() const;
+        Bu::Array<int32_t> buildBlockMap() const;
 
         /**
          * Flush all caches to the backing stream, write all structural and