diff --git a/src/libisofs.h b/src/libisofs.h
index 0152db0..a4fd104 100644
--- a/src/libisofs.h
+++ b/src/libisofs.h
@@ -843,6 +843,11 @@ void iso_node_set_sort_weight(IsoNode *node, int w);
  */
 int iso_file_get_sort_weight(IsoFile *file);
 
+/** 
+ * Get the size of the file, in bytes 
+ */
+off_t iso_file_get_size(IsoFile *file);
+
 /**
  * Add a new directory to the iso tree. Permissions, owner and hidden atts
  * are taken from parent, you can modify them later.
diff --git a/src/node.c b/src/node.c
index 56f2595..78b0c81 100644
--- a/src/node.c
+++ b/src/node.c
@@ -591,6 +591,14 @@ int iso_file_get_sort_weight(IsoFile *file)
     return file->sort_weight;
 }
 
+/** 
+ * Get the size of the file, in bytes 
+ */
+off_t iso_file_get_size(IsoFile *file)
+{
+    return iso_stream_get_size(file->stream);
+}
+
 /**
  * Check if a given name is valid for an iso node.
  *