MdeModulePkg Variable: Implement VarCheck PROTOCOL

and follow UEFI spec to check UEFI defined variables.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16579 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/Variable/RuntimeDxe/VariableRuntimeDxe.inf

@@ -8,7 +8,7 @@
 #  This external input must be validated carefully to avoid security issues such as
 #  buffer overflow or integer overflow.
 #
-# Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
 #
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions of the BSD License
@@ -42,6 +42,7 @@
   Variable.c
   VariableDxe.c
   Variable.h
+  VarCheck.c
 
 [Packages]
   MdePkg/MdePkg.dec
@@ -60,6 +61,7 @@
   UefiDriverEntryPoint
   PcdLib
   HobLib
+  DevicePathLib
 
 [Protocols]
   gEfiFirmwareVolumeBlockProtocolGuid           ## CONSUMES
@@ -69,6 +71,7 @@
   gEfiVariableWriteArchProtocolGuid             ## PRODUCES
   gEfiVariableArchProtocolGuid                  ## PRODUCES
   gEdkiiVariableLockProtocolGuid                ## PRODUCES
+  gEdkiiVarCheckProtocolGuid                    ## PRODUCES
 
 [Guids]
   ## PRODUCES             ## GUID # Signature of Variable store header