Add dbus service to support MDR V2 ipmi command

Add send and get DataInfo function for MDR V2 ipmi
command store and get data through dbus interface.

Signed-off-by: Cheng C Yang <cheng.c.yang@linux.intel.com>
Change-Id: Ic069e4670e69de1fb92b4123da6be6588ac45244
diff --git a/include/smbios.hpp b/include/smbios.hpp
index b39229d..71140de 100644
--- a/include/smbios.hpp
+++ b/include/smbios.hpp
@@ -31,6 +31,7 @@
 static constexpr uint32_t smbiosTableTimestamp = 0x45464748;
 static constexpr uint32_t smbiosTableStorageSize = 64 * 1024;
 static constexpr const char* smbiosPath = "/var/lib/smbios";
+static constexpr uint16_t mdrSMBIOSSize = 32 * 1024;
 
 enum class DirDataRequestEnum
 {