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HyperDbg/hyperdbg/libhyperdbg/code/debugger/script-engine/script-engine-wrapper.cpp

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/**
* @file script-engine-wrapper.cpp
* @author M.H. Gholamrezaei (mh@hyperdbg.org)
* @author Sina Karvandi (sina@hyperdbg.org)
* @brief Interpret general fields
* @details
* @version 0.1
* @date 2020-10-25
*
* @copyright This project is released under the GNU Public License v3.
*
*/
#include "pch.h"
// #define _SCRIPT_ENGINE_IR_PRINT_EN
// #define _SCRIPT_ENGINE_CODEEXEC_DBG_EN
//
// Global Variables
//
extern UINT64 * g_ScriptGlobalVariables;
extern UINT64 * g_ScriptStackBuffer;
extern UINT64 g_CurrentExprEvalResult;
extern BOOLEAN g_CurrentExprEvalResultHasError;
extern UINT64 * g_HwdbgPinsStatus;
//
// Temporary structures used only for testing
//
typedef struct _ALLOCATED_MEMORY_FOR_SCRIPT_ENGINE_CASTING
{
CHAR * Buff1;
CHAR * Buff2;
CHAR * Buff3;
CHAR * Buff4;
CHAR * Buff5;
CHAR * Buff6;
} ALLOCATED_MEMORY_FOR_SCRIPT_ENGINE_CASTING, *PALLOCATED_MEMORY_FOR_SCRIPT_ENGINE_CASTING;
//
// *********************** Pdb parse wrapper ***********************
//
/**
* @brief ScriptEngineConvertNameToAddress wrapper
*
* @param FunctionName
* @param WasFound
*
* @return UINT64
*/
UINT64
ScriptEngineConvertNameToAddressWrapper(const CHAR * FunctionOrVariableName, PBOOLEAN WasFound)
{
return ScriptEngineConvertNameToAddress(FunctionOrVariableName, WasFound);
}
/**
* @brief ScriptEngineLoadFileSymbol wrapper
*
* @param BaseAddress
* @param FileName
*
* @return UINT32
*/
UINT32
ScriptEngineLoadFileSymbolWrapper(UINT64 BaseAddress, const CHAR * PdbFileName, const CHAR * CustomModuleName)
{
return ScriptEngineLoadFileSymbol(BaseAddress, PdbFileName, CustomModuleName);
}
/**
* @brief ScriptEngineSetTextMessageCallback wrapper
*
* @param Handler
*
* @return VOID
*/
VOID
ScriptEngineSetTextMessageCallbackWrapper(PVOID Handler)
{
return ScriptEngineSetTextMessageCallback(Handler);
}
/**
* @brief ScriptEngineUnloadAllSymbols wrapper
*
* @return UINT32
*/
UINT32
ScriptEngineUnloadAllSymbolsWrapper()
{
return ScriptEngineUnloadAllSymbols();
}
/**
* @brief ScriptEngineUnloadModuleSymbol wrapper
* @param ModuleName
*
* @return UINT32
*/
UINT32
ScriptEngineUnloadModuleSymbolWrapper(CHAR * ModuleName)
{
return ScriptEngineUnloadModuleSymbol(ModuleName);
}
/**
* @brief ScriptEngineSearchSymbolForMask wrapper
*
* @param SearchMask
*
* @return UINT32
*/
UINT32
ScriptEngineSearchSymbolForMaskWrapper(const CHAR * SearchMask)
{
return ScriptEngineSearchSymbolForMask(SearchMask);
}
/**
* @brief ScriptEngineGetFieldOffset wrapper
*
* @param TypeName
* @param FieldName
* @param FieldOffset
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineGetFieldOffsetWrapper(CHAR * TypeName, CHAR * FieldName, UINT32 * FieldOffset)
{
return ScriptEngineGetFieldOffset(TypeName, FieldName, FieldOffset);
}
/**
* @brief ScriptEngineGetDataTypeSize wrapper
*
* @param TypeName
* @param TypeSize
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineGetDataTypeSizeWrapper(CHAR * TypeName, UINT64 * TypeSize)
{
return ScriptEngineGetDataTypeSize(TypeName, TypeSize);
}
/**
* @brief ScriptEngineCreateSymbolTableForDisassembler wrapper
*
* @param CallbackFunction
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineCreateSymbolTableForDisassemblerWrapper(PVOID CallbackFunction)
{
return ScriptEngineCreateSymbolTableForDisassembler(CallbackFunction);
}
/**
* @brief ScriptEngineConvertFileToPdbPath wrapper
*
* @param LocalFilePath
* @param ResultPath
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineConvertFileToPdbPathWrapper(const CHAR * LocalFilePath, CHAR * ResultPath, SIZE_T ResultPathSize)
{
return ScriptEngineConvertFileToPdbPath(LocalFilePath, ResultPath, ResultPathSize);
}
/**
* @brief ScriptEngineSymbolInitLoad wrapper
*
* @param ScriptEngineSymbolInitLoad
* @param StoredLength
* @param DownloadIfAvailable
* @param SymbolPath
* @param IsSilentLoad
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineSymbolInitLoadWrapper(PMODULE_SYMBOL_DETAIL BufferToStoreDetails,
UINT32 StoredLength,
BOOLEAN DownloadIfAvailable,
const CHAR * SymbolPath,
BOOLEAN IsSilentLoad)
{
return ScriptEngineSymbolInitLoad(BufferToStoreDetails, StoredLength, DownloadIfAvailable, SymbolPath, IsSilentLoad);
}
/**
* @brief ScriptEngineShowDataBasedOnSymbolTypes wrapper
*
* @param TypeName
* @param Address
* @param IsStruct
* @param BufferAddress
* @param AdditionalParameters
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineShowDataBasedOnSymbolTypesWrapper(
const CHAR * TypeName,
UINT64 Address,
BOOLEAN IsStruct,
PVOID BufferAddress,
const CHAR * AdditionalParameters)
{
return ScriptEngineShowDataBasedOnSymbolTypes(TypeName, Address, IsStruct, BufferAddress, AdditionalParameters);
}
/**
* @brief SymbolAbortLoading wrapper
*
* @return VOID
*/
VOID
ScriptEngineSymbolAbortLoadingWrapper()
{
return ScriptEngineSymbolAbortLoading();
}
/**
* @brief ScriptEngineConvertFileToPdbFileAndGuidAndAgeDetails wrapper
*
* @param LocalFilePath
* @param PdbFilePath
* @param GuidAndAgeDetails
* @param Is32BitModule
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineConvertFileToPdbFileAndGuidAndAgeDetailsWrapper(const CHAR * LocalFilePath,
CHAR * PdbFilePath,
CHAR * GuidAndAgeDetails,
BOOLEAN Is32BitModule)
{
return ScriptEngineConvertFileToPdbFileAndGuidAndAgeDetails(LocalFilePath, PdbFilePath, GuidAndAgeDetails, Is32BitModule);
}
/**
* @brief ScriptEngineConvertLoadedModuleToPdbFileAndGuidAndAgeDetails wrapper
*
* @param LoadedImageBytes
* @param LoadedImageSize
* @param LocalFilePath
* @param PdbFilePath
* @param GuidAndAgeDetails
* @param Is32BitModule
*
* @return BOOLEAN
*/
BOOLEAN
ScriptEngineConvertLoadedModuleToPdbFileAndGuidAndAgeDetailsWrapper(const BYTE * LoadedImageBytes,
SIZE_T LoadedImageSize,
const CHAR * LocalFilePath,
CHAR * PdbFilePath,
CHAR * GuidAndAgeDetails,
BOOLEAN Is32BitModule)
{
return ScriptEngineConvertLoadedModuleToPdbFileAndGuidAndAgeDetails(
LoadedImageBytes,
LoadedImageSize,
LocalFilePath,
PdbFilePath,
GuidAndAgeDetails,
Is32BitModule);
}
//
// *********************** Function links (wrapper) ***********************
//
/**
* @brief ScriptEngineParse wrapper
*
* @param Expr
* @param ShowErrorMessageIfAny
*
* @return PVOID
*/
PVOID
ScriptEngineParseWrapper(CHAR * Expr, BOOLEAN ShowErrorMessageIfAny)
{
PSYMBOL_BUFFER SymbolBuffer;
SymbolBuffer = (PSYMBOL_BUFFER)ScriptEngineParse(Expr);
//
// Check if there is an error or not
//
if (SymbolBuffer->Message == NULL)
{
return SymbolBuffer;
}
else
{
//
// Show error message and free the buffer
//
if (ShowErrorMessageIfAny)
{
ShowMessages("%s\n", SymbolBuffer->Message);
}
ScriptEngineWrapperRemoveSymbolBuffer(SymbolBuffer);
return NULL;
}
}
/**
* @brief PrintSymbolBuffer wrapper
* @details Print symbol buffer wrapper
* @param SymbolBuffer
*
* @return PVOID
*/
VOID
PrintSymbolBufferWrapper(PVOID SymbolBuffer)
{
PrintSymbolBuffer(SymbolBuffer);
}
/**
* @brief Script engine evaluation wrapper
* @param GuestRegs
* @param Expr
*
* @return VOID
*/
VOID
ScriptEngineEvalWrapper(PGUEST_REGS GuestRegs,
string Expr)
{
SCRIPT_ENGINE_GENERAL_REGISTERS ScriptGeneralRegisters = {0};
//
// Allocate global variables holder
//
if (!g_ScriptGlobalVariables)
{
g_ScriptGlobalVariables = (UINT64 *)malloc(MAX_VAR_COUNT * sizeof(UINT64));
if (g_ScriptGlobalVariables == NULL)
{
ShowMessages("err, could not allocate memory for user-mode global variables");
return;
}
RtlZeroMemory(g_ScriptGlobalVariables, MAX_VAR_COUNT * sizeof(UINT64));
}
//
// Allocate stack buffer holder, actually in reality each core should
// have its own set of stack buffer but as we never run multi-core scripts
// in user-mode, thus, it's okay to just have one buffer for stack buffer
//
if (!g_ScriptStackBuffer)
{
g_ScriptStackBuffer = (UINT64 *)malloc(MAX_STACK_BUFFER_COUNT * sizeof(UINT64));
if (g_ScriptStackBuffer == NULL)
{
free(g_ScriptGlobalVariables);
ShowMessages("err, could not allocate memory for user-mode stack buffer");
return;
}
}
//
// Run Parser
//
PSYMBOL_BUFFER CodeBuffer = (PSYMBOL_BUFFER)ScriptEngineParse((char *)Expr.c_str());
#ifdef _SCRIPT_ENGINE_IR_PRINT_EN
//
// Print symbol buffer
//
PrintSymbolBuffer((PVOID)CodeBuffer);
#endif
ACTION_BUFFER ActionBuffer = {0};
SYMBOL ErrorSymbol = {0};
UINT64 EXECUTENUMBER = 0;
ScriptGeneralRegisters.StackBuffer = g_ScriptStackBuffer;
ScriptGeneralRegisters.GlobalVariablesList = g_ScriptGlobalVariables;
RtlZeroMemory(g_ScriptStackBuffer, MAX_STACK_BUFFER_COUNT * sizeof(UINT64));
if (CodeBuffer->Message == NULL)
{
#ifdef _SCRIPT_ENGINE_CODEEXEC_DBG_EN
printf("\nScriptEngineExecute:\n");
#endif
UINT64 i = 0;
for (; i < CodeBuffer->Pointer;)
{
//
// Fill the action buffer but as we're in user-mode here
// then there is nothing to fill
//
ActionBuffer.Context = NULL;
ActionBuffer.CurrentAction = NULL;
ActionBuffer.ImmediatelySendTheResults = FALSE;
ActionBuffer.Tag = NULL;
#ifdef _SCRIPT_ENGINE_CODEEXEC_DBG_EN
printf("Address = %lld, StackIndx = %lld, StackBaseIndx = %lld\n", i, ScriptGeneralRegisters.StackIndx, ScriptGeneralRegisters.StackBaseIndx);
PSYMBOL Operator = (PSYMBOL)((UINT64)CodeBuffer->Head +
(UINT64)(i * sizeof(SYMBOL)));
printf("Function = %s\n", FunctionNames[Operator->Value]);
printf("Stack Buffer:\n");
for (UINT64 j = 0; j < ScriptGeneralRegisters.StackIndx; j++)
{
printf("StackIndx = %lld, Value = %lld", j, ScriptGeneralRegisters.StackBuffer[j]);
if (j == ScriptGeneralRegisters.StackBaseIndx)
{
printf(" <===== StackBaseIndx");
}
printf("\n");
}
printf("\n");
#endif
//
// If has error, show error message and abort
//
if (ScriptEngineExecute(GuestRegs,
&ActionBuffer,
&ScriptGeneralRegisters,
CodeBuffer,
&i,
&ErrorSymbol) == TRUE)
{
ShowMessages("err, ScriptEngineExecute, function = %s\n",
FunctionNames[ErrorSymbol.Value]);
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
break;
}
else if (ScriptGeneralRegisters.StackIndx >= MAX_STACK_BUFFER_COUNT)
{
ShowMessages("err, stack buffer overflow (more information: https://docs.hyperdbg.org/tips-and-tricks/misc/customize-build/change-script-engine-limitations)\n");
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
break;
}
else if (EXECUTENUMBER >= MAX_EXECUTION_COUNT)
{
ShowMessages("err, exceeding the max execution count (more information: https://docs.hyperdbg.org/tips-and-tricks/misc/customize-build/change-script-engine-limitations)\n");
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
break;
}
EXECUTENUMBER++;
}
}
else
{
ShowMessages("%s\n", CodeBuffer->Message);
}
RemoveSymbolBuffer(CodeBuffer);
return;
}
/**
* @brief massive tests for script engine statements
* @param Expr The expression to test
* @param ExpectationValue What value this statements expects (not
* used if ExceptError is TRUE)
* @param ExceptError True if the statement expects an error
*
* @return BOOLEAN whether the test was successful or not
*/
BOOLEAN
ScriptAutomaticStatementsTestWrapper(const string & Expr, UINT64 ExpectationValue, BOOLEAN ExceptError)
{
//
// Set the global variable indicator of test_statement to 0
//
g_CurrentExprEvalResult = 0;
//
// Call the test parser
//
ScriptEngineWrapperTestParser(Expr);
//
// Check the global variable to see the results
//
if (g_CurrentExprEvalResultHasError && ExceptError)
{
return TRUE;
}
else if (ExpectationValue == g_CurrentExprEvalResult)
{
return TRUE;
}
return FALSE;
}
/**
* @brief allocate memory and build structure for casting
* @param AllocationsForCastings Memory details for future deallocations
*
* @return PVOID
*/
PVOID
AllocateStructForCasting(PALLOCATED_MEMORY_FOR_SCRIPT_ENGINE_CASTING AllocationsForCastings)
{
typedef struct _UNICODE_STRING
{
UINT16 Length; // +0x000
UINT16 MaximumLength; // +0x002
PWSTR Buffer; // +0x004
} UNICODE_STRING, *PUNICODE_STRING;
typedef struct _STUPID_STRUCT1
{
UINT32 Flag32; // +0x000
UINT64 Flag64; // +0x004
PVOID Context; // +0x00c
PUNICODE_STRING StringValue; // +0x014
} STUPID_STRUCT1, *PSTUPID_STRUCT1;
typedef struct _STUPID_STRUCT2
{
UINT32 Sina32; // +0x000
UINT64 Sina64; // +0x004
PVOID AghaaSina; // +0x00c
PUNICODE_STRING UnicodeStr; // +0x014
PSTUPID_STRUCT1 StupidStruct1; // +0x01c
} STUPID_STRUCT2, *PSTUPID_STRUCT2;
//
// Allocate UNICODE_STRING 1
//
WCHAR MyString1[40] = L"Hi come from stupid struct 1!";
UINT32 SizeOfMyString1 = (UINT32)wcslen(MyString1) * sizeof(WCHAR) + 2;
PUNICODE_STRING UnicodeStr1 = (PUNICODE_STRING)malloc(sizeof(UNICODE_STRING));
if (UnicodeStr1 == NULL)
{
return NULL;
}
AllocationsForCastings->Buff1 = (CHAR *)UnicodeStr1;
WCHAR * Buff1 = (WCHAR *)malloc(SizeOfMyString1);
if (Buff1 == NULL)
{
free(UnicodeStr1);
return NULL;
}
AllocationsForCastings->Buff2 = (CHAR *)Buff1;
RtlZeroMemory(Buff1, SizeOfMyString1);
UnicodeStr1->Buffer = Buff1;
UnicodeStr1->Length = UnicodeStr1->MaximumLength = SizeOfMyString1;
memcpy(UnicodeStr1->Buffer, MyString1, SizeOfMyString1);
//
// Allocate UNICODE_STRING 2
//
WCHAR MyString2[40] = L"Goodbye I'm at stupid struct 2!";
UINT32 SizeOfMyString2 = (UINT32)wcslen(MyString2) * sizeof(WCHAR) + 2;
PUNICODE_STRING UnicodeStr2 = (PUNICODE_STRING)malloc(sizeof(UNICODE_STRING));
if (UnicodeStr2 == NULL)
{
free(UnicodeStr1);
free(Buff1);
return NULL;
}
AllocationsForCastings->Buff3 = (CHAR *)UnicodeStr2;
WCHAR * Buff2 = (WCHAR *)malloc(SizeOfMyString2);
if (Buff2 == NULL)
{
free(UnicodeStr1);
free(Buff1);
free(UnicodeStr2);
return NULL;
}
AllocationsForCastings->Buff4 = (CHAR *)Buff2;
RtlZeroMemory(Buff2, SizeOfMyString2);
UnicodeStr2->Buffer = Buff2;
UnicodeStr2->Length = UnicodeStr2->MaximumLength = SizeOfMyString2;
memcpy(UnicodeStr2->Buffer, MyString2, SizeOfMyString2);
//
// Allocate STUPID_STRUCT1
//
PSTUPID_STRUCT1 StupidStruct1 = (PSTUPID_STRUCT1)malloc(sizeof(STUPID_STRUCT1));
if (StupidStruct1 == NULL)
{
free(UnicodeStr1);
free(Buff1);
free(UnicodeStr2);
free(Buff2);
return NULL;
}
AllocationsForCastings->Buff5 = (CHAR *)StupidStruct1;
StupidStruct1->Flag32 = 0x3232;
StupidStruct1->Flag64 = 0x6464;
StupidStruct1->Context = (PVOID)0x85;
StupidStruct1->StringValue = UnicodeStr1;
//
// Allocate STUPID_STRUCT2
//
PSTUPID_STRUCT2 StupidStruct2 = (PSTUPID_STRUCT2)malloc(sizeof(STUPID_STRUCT2));
if (StupidStruct2 == NULL)
{
free(UnicodeStr1);
free(Buff1);
free(UnicodeStr2);
free(Buff2);
free(StupidStruct1);
return NULL;
}
AllocationsForCastings->Buff6 = (CHAR *)StupidStruct2;
StupidStruct2->Sina32 = 0x32;
StupidStruct2->Sina64 = 0x64;
StupidStruct2->AghaaSina = (PVOID)0x55;
StupidStruct2->UnicodeStr = UnicodeStr2;
StupidStruct2->StupidStruct1 = StupidStruct1;
//_CrtDbgBreak();
return StupidStruct2;
}
/**
* @brief test parser
* @param Expr
*
* @return VOID
*/
VOID
ScriptEngineWrapperTestParser(const string & Expr)
{
ALLOCATED_MEMORY_FOR_SCRIPT_ENGINE_CASTING AllocationsForCastings = {0};
typedef struct _TEST_STRUCT
{
UINT64 Var1;
UINT64 Var2;
UINT64 Var3;
UINT64 Var4;
} TEST_STRUCT, *PTEST_STRUCT;
PTEST_STRUCT TestStruct = (PTEST_STRUCT)malloc(sizeof(TEST_STRUCT));
if (TestStruct == NULL)
{
return;
}
RtlZeroMemory(TestStruct, sizeof(TEST_STRUCT));
TestStruct->Var1 = 0x41414141;
TestStruct->Var3 = 0x4242424242424242;
GUEST_REGS GuestRegs = {0};
CHAR test[] = "Hello world !";
WCHAR testw[] =
L"A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 "
L"9 a b c d e f g h i j k l m n o p q r s t u v w x y z";
CHAR * RspReg = (CHAR *)malloc(0x100);
if (RspReg == NULL)
{
ShowMessages("err, unable to allocate stack for script engine tests");
free(TestStruct);
return;
}
memcpy(RspReg, testw, sizeof(testw));
GuestRegs.rax = 0x1;
GuestRegs.rcx = (UINT64)AllocateStructForCasting(&AllocationsForCastings); // TestStruct
GuestRegs.rdx = 0x3;
GuestRegs.rbx = 0x4;
GuestRegs.rsp = (UINT64)RspReg + 0x50;
GuestRegs.rbp = 0x6;
GuestRegs.rsi = 0x7;
GuestRegs.rdi = 0x8;
GuestRegs.r8 = 0x9;
GuestRegs.r9 = 0xa;
GuestRegs.r10 = 0xb;
GuestRegs.r11 = 0xc;
GuestRegs.r12 = 0xd;
GuestRegs.r13 = 0xe;
GuestRegs.r14 = (UINT64)testw;
GuestRegs.r15 = (UINT64)test;
ScriptEngineEvalWrapper(&GuestRegs, Expr);
free(RspReg);
free(TestStruct);
free(AllocationsForCastings.Buff1);
free(AllocationsForCastings.Buff2);
free(AllocationsForCastings.Buff3);
free(AllocationsForCastings.Buff4);
free(AllocationsForCastings.Buff5);
free(AllocationsForCastings.Buff6);
}
/**
* @brief test parser for hwdbg
* @param Expr
*
* @return VOID
*/
VOID
ScriptEngineWrapperTestParserForHwdbg(const string & Expr)
{
if (!g_HwdbgPinsStatus)
{
g_HwdbgPinsStatus = (UINT64 *)malloc(MAX_HWDBG_TESTING_PIN_COUNT * sizeof(UINT64));
if (g_HwdbgPinsStatus == NULL)
{
ShowMessages("err, could not allocate memory for hwdbg pins status");
return;
}
RtlZeroMemory(g_HwdbgPinsStatus, MAX_HWDBG_TESTING_PIN_COUNT * sizeof(UINT64));
}
ScriptEngineEvalWrapper((PGUEST_REGS)g_HwdbgPinsStatus, Expr);
}
/**
* @brief In the local debugging (VMI mode) environment, this function computes the expressions
* @details for example, if the user u ExAllocatePoolWithTag+0x10 this will evaluate the expr
* @param Expr
* @param HasError
*
* @return UINT64
*/
UINT64
ScriptEngineEvalUInt64StyleExpressionWrapper(const string & Expr, PBOOLEAN HasError)
{
//
// In VMI-mode we'll form all registers as zero
//
GUEST_REGS GuestRegs = {0};
ScriptEngineEvalWrapper(&GuestRegs, Expr);
//
// Set the results and return the value
//
*HasError = g_CurrentExprEvalResultHasError;
return g_CurrentExprEvalResult;
}
/**
* @brief wrapper for getting head
* @param SymbolBuffer
*
* @return UINT64
*/
UINT64
ScriptEngineWrapperGetHead(PVOID SymbolBuffer)
{
return (UINT64)((PSYMBOL_BUFFER)SymbolBuffer)->Head;
}
/**
* @brief wrapper for getting size
* @param SymbolBuffer
*
* @return UINT32
*/
UINT32
ScriptEngineWrapperGetSize(PVOID SymbolBuffer)
{
UINT32 Size =
(UINT32)((PSYMBOL_BUFFER)SymbolBuffer)->Pointer * sizeof(SYMBOL);
return Size;
}
/**
* @brief wrapper for getting pointer
* @param SymbolBuffer
*
* @return UINT32
*/
UINT32
ScriptEngineWrapperGetPointer(PVOID SymbolBuffer)
{
return (UINT32)((PSYMBOL_BUFFER)SymbolBuffer)->Pointer;
}
/**
* @brief wrapper for removing symbol buffer
* @param SymbolBuffer
*
* @return UINT32
*/
VOID
ScriptEngineWrapperRemoveSymbolBuffer(PVOID SymbolBuffer)
{
RemoveSymbolBuffer((PSYMBOL_BUFFER)SymbolBuffer);
}
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