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update the user-defined function of the script-engine

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This commit is contained in:
xmaple555 2024-07-20 11:58:17 +08:00
parent a0abb047a8
commit 36b648eac6
17 changed files with 1368 additions and 1313 deletions
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48
hyperdbg/libhyperdbg/code/debugger/script-engine/script-engine-wrapper.cpp
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@ -420,9 +420,12 @@ ScriptEngineEvalWrapper(PGUEST_REGS GuestRegs,
}
RtlZeroMemory(StackBuffer->Head, MAX_STACK_BUFFER_COUNT * sizeof(SYMBOL));
int StackIndx = 0;
int StackBaseIndx = 0;
int StackTempBaseIndx = 0;
UINT64 StackIndx = 0;
UINT64 StackBaseIndx = 0;
UINT64 EXECUTENUMBER = 0;
UINT64 ReturnValue = 0;
RtlZeroMemory(g_ScriptTempVariables, MAX_TEMP_COUNT * sizeof(UINT64));
RtlZeroMemory(g_ScriptLocalVariables, MAX_VAR_COUNT * sizeof(UINT64));
if (CodeBuffer->Message == NULL)
{
@ -449,39 +452,27 @@ ScriptEngineEvalWrapper(PGUEST_REGS GuestRegs,
VariablesList.LocalVariablesList = g_ScriptLocalVariables;
#ifdef _SCRIPT_ENGINE_CODEEXEC_DBG_EN
printf("Address = %lld, StackIndx = %d, StackBaseIndx = %d, StackTempBaseIndx = %d\n", i, StackIndx, StackBaseIndx, StackTempBaseIndx);
printf("Address = %lld, StackIndx = %lld, StackBaseIndx = %lld\n", i, StackIndx, StackBaseIndx);
PSYMBOL Operator = (PSYMBOL)((unsigned long long)CodeBuffer->Head +
(unsigned long long)(i * sizeof(SYMBOL)));
printf("Function = %s\n", FunctionNames[Operator->Value]);
printf("Stack Buffer:\n");
for (int j = 0; j < StackIndx; j++)
for (UINT64 j = 0; j < StackIndx; j++)
{
PSYMBOL StackSymbol = (PSYMBOL)((unsigned long long)StackBuffer->Head +
(unsigned long long)(j * sizeof(SYMBOL)));
printf("StackIndx = %d, Value = %lld", j, StackSymbol->Value);
printf("StackIndx = %lld, Value = %lld", j, StackSymbol->Value);
if (StackSymbol->Type == SYMBOL_FUNCTION_PARAMETER_TYPE)
{
printf(", Type = SYMBOL_FUNCTION_PARAMETER_TYPE");
}
else if (StackSymbol->Type == SYMBOL_RETURN_ADDRESS_TYPE)
if (StackSymbol->Type == SYMBOL_RETURN_ADDRESS_TYPE)
{
printf(", Type = SYMBOL_RETURN_ADDRESS_TYPE");
}
else
{
printf(", Type = SYMBOL_STACK_TEMP_TYPE");
}
if (j == StackBaseIndx)
{
printf(" <===== StackBaseIndx");
}
else if (j == StackTempBaseIndx)
{
printf(" <===== StackTempBaseIndx");
}
printf("\n");
}
printf("\n");
@ -498,10 +489,10 @@ ScriptEngineEvalWrapper(PGUEST_REGS GuestRegs,
StackBuffer,
&StackIndx,
&StackBaseIndx,
&StackTempBaseIndx,
&ErrorSymbol) == TRUE)
&ErrorSymbol,
&ReturnValue) == TRUE)
{
ShowMessages("err ScriptEngineExecute, function = %s\n",
ShowMessages("err, ScriptEngineExecute, function = %s\n",
FunctionNames[ErrorSymbol.Value]);
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
@ -509,14 +500,23 @@ ScriptEngineEvalWrapper(PGUEST_REGS GuestRegs,
}
else if (StackIndx >= MAX_STACK_BUFFER_COUNT)
{
ShowMessages("err stack buffer overflow\n");
ShowMessages("err, stack buffer overflow\n");
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
break;
}
else if (EXECUTENUMBER >= MAX_EXECUTION_COUNT)
{
ShowMessages("err, exceeding the max execution count\n");
g_CurrentExprEvalResultHasError = TRUE;
g_CurrentExprEvalResult = NULL;
break;
}
EXECUTENUMBER++;
}
#ifdef _SCRIPT_ENGINE_CODEEXEC_DBG_EN
printf("Address = %lld, StackIndx = %d, StackBaseIndx = %d, StackTempBaseIndx = %d\n", i, StackIndx, StackBaseIndx, StackTempBaseIndx);
printf("Address = %lld, StackIndx = %lld, StackBaseIndx = %lld\n", i, StackIndx, StackBaseIndx);
#endif
}
else