1 files changed, 3 insertions, 0 deletions
diff --git a/block_int.h b/block_int.h
index 03744f7340..e3038160e6 100644
--- a/block_int.h
+++ b/block_int.h
@@ -39,6 +39,7 @@ struct BlockDriver {
     int (*bdrv_is_allocated)(BlockDriverState *bs, int64_t sector_num,
                              int nb_sectors, int *pnum);
     int (*bdrv_set_key)(BlockDriverState *bs, const char *key);
+    int (*bdrv_make_empty)(BlockDriverState *bs);
     struct BlockDriver *next;
 };
 
@@ -74,4 +75,6 @@ struct BlockDriverState {
     BlockDriverState *next;
 };
 
+void get_tmp_filename(char *filename, int size);
+
 #endif /* BLOCK_INT_H */