--rw-rw-r-- rsc sys   35 Feb 22  2006 files
--rw-rw-r-- rsc sys 1183 Feb 22  2006 hmac.c
--rw-rw-r-- rsc sys 1167 Feb 23  2006 hmac.c.backup
--rw-rw-r-- rsc sys 1183 Feb 23  2006 hmac.c.new
--rw-rw-r-- rsc sys 1167 Feb 22  2006 hmac.c.orig
--rw-rw-r-- rsc sys    0 Feb 22  2006 notes
--rw-rw-r-- rsc sys   59 Feb 23  2006 origls
--rw-rw-r-- rsc sys  121 Feb 22  2006 readme