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/** @file
Definitions of Hii Expression.
Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2021 Hewlett Packard Enterprise Development LP<BR>
Copyright (c) 2022-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef HII_EXPRESSION_H_
#define HII_EXPRESSION_H_
#include <Library/HiiUtilityLib.h>
/**
Get the expression list count.
@param[in] Level Which type this expression belong to. Form,
statement or option?
@retval >=0 The expression count
@retval -1 Input parameter error.
**/
INTN
GetConditionalExpressionCount (
IN EXPRESS_LEVEL Level
);
/**
Get the expression Buffer pointer.
@param[in] Level Which type this expression belong to. Form,
statement or option?
@retval The start pointer of the expression buffer or NULL.
**/
HII_EXPRESSION **
GetConditionalExpressionList (
IN EXPRESS_LEVEL Level
);
/**
Push the expression options onto the Stack.
@param[in] Pointer Pointer to the current expression.
@param[in] Level Which type this expression belong to. Form,
statement or option?
@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
PushConditionalExpression (
IN HII_EXPRESSION *Pointer,
IN EXPRESS_LEVEL Level
);
/**
Pop the expression options from the Stack
@param[in] Level Which type this expression belong to. Form,
statement or option?
@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
PopConditionalExpression (
IN EXPRESS_LEVEL Level
);
/**
Reset stack pointer to begin of the stack.
**/
VOID
ResetCurrentExpressionStack (
VOID
);
/**
Push current expression onto the Stack
@param[in] Pointer Pointer to current expression.
@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
PushCurrentExpression (
IN VOID *Pointer
);
/**
Pop current expression from the Stack
@param[in] Pointer Pointer to current expression to be 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
PopCurrentExpression (
OUT VOID **Pointer
);
/**
Reset stack pointer to begin of the stack.
**/
VOID
ResetMapExpressionListStack (
VOID
);
/**
Push the list of map expression onto the Stack
@param[in] Pointer Pointer to the list of map expression to be pushed.
@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
PushMapExpressionList (
IN VOID *Pointer
);
/**
Pop the list of map expression from the Stack
@param[in] Pointer Pointer to the list of map expression to be 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
PopMapExpressionList (
OUT VOID **Pointer
);
/**
Reset stack pointer to begin of the stack.
**/
VOID
ResetScopeStack (
VOID
);
/**
Push an Operand onto the Stack
@param[in] 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[out] 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
);
#endif
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