--- /dev/null
+/** @file\r
+\r
+Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
+\r
+**/\r
+\r
+#ifndef CC_PROBE_LIB_H_\r
+#define CC_PROBE_LIB_H_\r
+\r
+#include <ConfidentialComputingGuestAttr.h>\r
+\r
+/**\r
+ Probe the ConfidentialComputing Guest type. See defition of\r
+ CC_GUEST_TYPE in <ConfidentialComputingGuestAttr.h>.\r
+\r
+ @return The guest type\r
+\r
+**/\r
+UINT8\r
+EFIAPI\r
+CcProbe (\r
+ VOID\r
+ );\r
+\r
+#endif\r