core: new function _ostree_parse_delta_name

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

src/libostree/ostree-core-private.h

@@ -118,6 +118,11 @@ _ostree_get_commitpartial_path (const char *checksum)
   return g_strconcat ("state/", checksum, ".commitpartial", NULL);
 }
 
+void
+_ostree_parse_delta_name (const char  *delta_name,
+                          char        **out_from,
+                          char        **out_to);
+
 void
 _ostree_loose_path (char              *buf,
                     const char        *checksum,