Func _CRC32($Data, $CRC32 = -1)
	Local $Opcode = '0xC800040053BA2083B8EDB9000100008D41FF516A0859D1E8730231D0E2F85989848DFCFBFFFFE2E78B5D088B4D0C8B451085DB7416E3148A1330C20FB6D2C1E80833849500FCFFFF43E2ECF7D05BC9C21000'

	Local $CodeBuffer = DllStructCreate("byte[" & BinaryLen($Opcode) & "]")
	DllStructSetData($CodeBuffer, 1, $Opcode)

	Local $Input = DllStructCreate("byte[" & BinaryLen($Data) & "]")
	DllStructSetData($Input, 1, $Data)

	Local $Ret = DllCall("user32.dll", "uint", "CallWindowProc", "ptr", DllStructGetPtr($CodeBuffer), _
													"ptr", DllStructGetPtr($Input), _
													"int", BinaryLen($Data), _
													"uint", $CRC32, _
													"int", 0)

	$Input = 0
	$CodeBuffer = 0

	Return $Ret[0]
EndFunc