From bb82dda52da2029a527577a796daffcbc97d8e83 Mon Sep 17 00:00:00 2001
From: Lyonel Vincent <lyonel@ezix.org>
Date: Mon, 30 Mar 2020 23:36:15 +0200
Subject: [PATCH 03/17] correctly format SMBIOS UUID
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cf. https://en.wikipedia.org/wiki/Universally_unique_identifier (RFC 4122 Section 3 requires that the characters be generated in lower case, while being case-insensitive on input.)

cf. https://www.dmtf.org/sites/default/files/standards/documents/DSP0134_2.7.1.pdf §7.2.1

---
 src/core/dmi.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/dmi.cc b/src/core/dmi.cc
index c4c01e02a392..30b3ab3b995c 100644
--- a/src/core/dmi.cc
+++ b/src/core/dmi.cc
@@ -195,8 +195,8 @@ static string dmi_uuid(const u8 * p)
     return string(REMOVED);
 
   snprintf(buffer, sizeof(buffer),
-    "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X",
-    p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[8], p[9], p[10],
+    "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+    p[3], p[2], p[1], p[0], p[5], p[4], p[7], p[6], p[8], p[9], p[10],
     p[11], p[12], p[13], p[14], p[15]);
 
   return hw::strip(string(buffer));
-- 
2.17.1