1 files changed, 36 insertions, 0 deletions
diff --git a/libstore/derive.c b/libstore/derive.c
new file mode 100644
index 00000000..9fba948e
--- /dev/null
+++ b/libstore/derive.c
@@ -0,0 +1,36 @@
+/* Calculation of various derived store fields
+
+   Copyright (C) 1995 Free Software Foundation, Inc.
+
+   Written by Miles Bader <miles@gnu.ai.mit.edu>
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include "store.h"
+
+/* Fills in the values of the various fields in STORE that are derivable from
+   the set of runs & the block size.  */
+void
+_store_derive (struct store *store)
+{
+  off_t *runs = store->runs;
+  unsigned runs_len = store->runs_len;
+  size_t bsize = store->block_size;
+
+  store->blocks = 0;
+  store->
+}