Changeset 5030

Timestamp:

11/19/07 23:27:26 (6 years ago)

Author:

khali

Message:

Private Sony Vaio data might not be readable by non-root users.

Location:

lm-sensors/trunk

Files:

• CHANGES (modified) (1 diff)
• prog/eeprom/decode-vaio.pl (modified) (6 diffs)

lm-sensors/trunk/CHANGES

@@ -10 +10 @@
   Program decode-dimms.pl: Fix DDR2 SDRAM module speed decoding
                            Update manufacturer IDs.
+  Program decode-vaio.pl: Private data might not be readable by non-root users
   Program pwmconfig: Better diagnostics in pwmdisable
                      Give the fans some time to spin up

lm-sensors/trunk/prog/eeprom/decode-vaio.pl

@@ -1 +1 @@
 #!/usr/bin/perl -w
 #
-# Copyright (C) 2002-2006 Jean Delvare <khali@linux-fr.org>
+# Copyright (C) 2002-2007 Jean Delvare <khali@linux-fr.org>
 #
 #    This program is free software; you can redistribute it and/or modify
@@ -44 +44 @@
 # Version 1.4  2006-09-20  Jean Delvare <khali@linux-fr.org>
 #  Detect and skip false positives (e.g. EDID EEPROMs).
+# Version 1.5  2007-11-19  Jean Delvare <khali@linux-fr.org>
+#  UUID and serial number might be hidden
 #
 # EEPROM data decoding for Sony Vaio laptops. 
@@ -82 +84 @@
 use vars qw($sysfs $found);
 
+use constant ONLYROOT   => "Readable only by root";
+
 sub print_item
 {
@@ -176 +180 @@
         }
 
-        return($string);
+        if ($string eq '00000000-0000-0000-0000-000000000000')
+        {
+                return(ONLYROOT);
+        }
+        else
+        {
+                return($string);
+        }
 }
 
@@ -188 +199 @@
 
         print_item('Machine Name', $name);
-        print_item('Serial Number', decode_string($bus, $addr, 192, 32));
+        my $serial = decode_string($bus, $addr, 192, 32);
+        print_item('Serial Number', $serial ? $serial : ONLYROOT);
         print_item('UUID', decode_uuid($bus, $addr, 16));
         my $revision = decode_string($bus, $addr, 160, 10);
@@ -202 +214 @@
 {
         print("Sony Vaio EEPROM Decoder\n");
-        print("Copyright (C) 2002-2006  Jean Delvare\n");
-        print("Version 1.4\n\n");
+        print("Copyright (C) 2002-2007  Jean Delvare\n");
+        print("Version 1.5\n\n");
 }