From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Sat, 14 Jul 2012 11:30:36 +0000 (+0200)
Subject: random uuids are marked as such
X-Git-Tag: gnutls_3_1_0pre0~55
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7ac000fd77be831a7c7cbcb8da3dced0040393f3;p=thirdparty%2Fgnutls.git

random uuids are marked as such
---

diff --git a/lib/tpm.c b/lib/tpm.c
index 5e35072836..956c1b6b71 100644
--- a/lib/tpm.c
+++ b/lib/tpm.c
@@ -608,7 +608,13 @@ static int randomize_uuid(TSS_UUID* uuid)
   ret = _gnutls_rnd (GNUTLS_RND_NONCE, raw_uuid, sizeof(raw_uuid));
   if (ret < 0)
     return gnutls_assert_val(ret);
-    
+   
+  /* mark it as random uuid */
+  raw_uuid[6] &= 0x0f;
+  raw_uuid[6] |= 0x40;
+  raw_uuid[8] &= 0x0f;
+  raw_uuid[8] |= 0x80;
+  
   memcpy(&uuid->ulTimeLow, raw_uuid, 4);
   memcpy(&uuid->usTimeMid, &raw_uuid[4], 2);
   memcpy(&uuid->usTimeHigh, &raw_uuid[6], 2);