diff -r 8b094906a049 -r 60a94a45d437 mtpfws/mtpfw/datatypes/interface/mtpdatatypeconstants.h
--- a/mtpfws/mtpfw/datatypes/interface/mtpdatatypeconstants.h	Mon Mar 15 12:43:12 2010 +0200
+++ b/mtpfws/mtpfw/datatypes/interface/mtpdatatypeconstants.h	Wed Mar 31 22:58:56 2010 +0300
@@ -234,6 +234,14 @@
 */
 const TUint     KMTPMaxStringCharactersLength(KMTPMaxStringLength - KMTPNullCharLen);
 
+/**
+The stardand format GUID string length, 
+the GUID format should be :xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
+@publishedPartner
+@released  
+*/
+const TUint KGUIDFormatStringLength(36);
+
 #endif // MTPDATATYPECONSTANTS_H