diff --git a/Struct_decode.py b/Struct_decode.py
new file mode 100644
index 0000000..8347c38
--- /dev/null
+++ b/Struct_decode.py
@@ -0,0 +1,15 @@
+from struct import unpack
+
+#Is File a SOS DRIVER file?
+SOSfile = open('SOSCFFA.DRIVER', 'rb')
+SOS = SOSfile.read(10)
+filetype, offset = unpack('< 8s H', SOS)
+print "Filetype is: %s. Offset is: %04x" % (filetype, offset)
+
+#Seek to first driver
+SOSfile.seek(offset,1)
+SOS = SOSfile.read(2) # Read two bytes
+marker = unpack('< H', SOS)
+if marker == \x0000 :
+
+SOSfile.close()