Method do_invoke

tools/gef.py:9045–9064

(self, _: List[str])

    _aliases_ = ["fmtstr-helper",]

    def do_invoke(self, _: List[str]) -> None:
        dangerous_functions = {
            "printf": 0,
            "sprintf": 1,
            "fprintf": 1,
            "snprintf": 2,
            "vsnprintf": 2,
        }

        nb_installed_breaks = 0

        with RedirectOutputContext(to="/dev/null"):
            for function_name in dangerous_functions:
                argument_number = dangerous_functions[function_name]
                FormatStringBreakpoint(function_name, argument_number)
                nb_installed_breaks += 1

        ok(f"Enabled {nb_installed_breaks} FormatString "
           f"breakpoint{'s' if nb_installed_breaks > 1 else ''}")
        return


@register