1 files changed, 96 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/UefiIfrParserExpression.h b/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/UefiIfrParserExpression.h
new file mode 100644
index 0000000000..c55277ff13
--- /dev/null
+++ b/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/UefiIfrParserExpression.h
@@ -0,0 +1,96 @@
+/** @file
+  Internal Function and Macro defintions for IFR Expression evaluation used in Ifr Parsing. This header file should only
+  be included by UefiIfrParserExpression.c and UefiIfrParser.c
+
+  Copyright (c) 2008, Intel Corporation
+  All rights reserved. This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _HII_THUNK_UEFI_IFR_PARSER_EXPRESSION_
+#define _HII_THUNK_UEFI_IFR_PARSER_EXPRESSION_
+
+/**
+  Reset stack pointer to begin of the stack.
+
+  None.
+
+  @return None.
+
+**/
+VOID
+ResetScopeStack (
+  VOID
+  );
+
+/**
+  Push an Operand onto the Stack
+
+  @param  Operand                Operand to push.
+
+  @retval EFI_SUCCESS            The value was pushed onto the stack.
+  @retval EFI_OUT_OF_RESOURCES   There is not enough system memory to grow the
+                                 stack.
+
+**/
+EFI_STATUS
+PushScope (
+  IN UINT8   Operand
+  );
+
+
+/**
+  Pop an Operand from the Stack
+
+  @param  Operand                Operand to pop.
+
+  @retval EFI_SUCCESS            The value was pushed onto the stack.
+  @retval EFI_OUT_OF_RESOURCES   There is not enough system memory to grow the
+                                 stack.
+
+**/
+EFI_STATUS
+PopScope (
+  OUT UINT8     *Operand
+  );
+
+/**
+  Zero extend integer/boolean/date/time to UINT64 for comparing.
+
+  @param  Value                  HII Value to be converted.
+
+  @return None.
+
+**/
+VOID
+ExtendValueToU64 (
+  IN  EFI_HII_VALUE   *Value
+  );
+
+/**
+  Compare two Hii value.
+
+  @param  Value1                 Expression value to compare on left-hand
+  @param  Value2                 Expression value to compare on right-hand
+  @param  HiiHandle              Only required for string compare
+
+  @retval EFI_INVALID_PARAMETER  Could not perform comparation on two values
+  @retval 0                      Two operators equeal
+  @retval 0                      Value1 is greater than Value2
+  @retval 0                      Value1 is less than Value2
+
+**/
+INTN
+CompareHiiValue (
+  IN  EFI_HII_VALUE   *Value1,
+  IN  EFI_HII_VALUE   *Value2,
+  IN  EFI_HII_HANDLE  HiiHandle OPTIONAL
+  );
+
+#endif