Lambda/Layer/crypto/python/lib/python3.8/site-packages/cffi/recompiler.py [545:575]:
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            self._prnt('  if (_cffi_to_c((char *)&%s, _cffi_type(%d), %s) < 0)'
                      % (tovar, self._gettypenum(tp), fromvar))
            self._prnt('    %s;' % errcode)
            return
        #
        elif isinstance(tp, model.FunctionPtrType):
            converter = '(%s)_cffi_to_c_pointer' % tp.get_c_name('')
            extraarg = ', _cffi_type(%d)' % self._gettypenum(tp)
            errvalue = 'NULL'
        #
        else:
            raise NotImplementedError(tp)
        #
        self._prnt('  %s = %s(%s%s);' % (tovar, converter, fromvar, extraarg))
        self._prnt('  if (%s == (%s)%s && PyErr_Occurred())' % (
            tovar, tp.get_c_name(''), errvalue))
        self._prnt('    %s;' % errcode)

    def _extra_local_variables(self, tp, localvars, freelines):
        if isinstance(tp, model.PointerType):
            localvars.add('Py_ssize_t datasize')
            localvars.add('struct _cffi_freeme_s *large_args_free = NULL')
            freelines.add('if (large_args_free != NULL)'
                          ' _cffi_free_array_arguments(large_args_free);')

    def _convert_funcarg_to_c_ptr_or_array(self, tp, fromvar, tovar, errcode):
        self._prnt('  datasize = _cffi_prepare_pointer_call_argument(')
        self._prnt('      _cffi_type(%d), %s, (char **)&%s);' % (
            self._gettypenum(tp), fromvar, tovar))
        self._prnt('  if (datasize != 0) {')
        self._prnt('    %s = ((size_t)datasize) <= 640 ? '
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Lambda/Layer/crypto/python/lib/python3.8/site-packages/cffi/vengine_cpy.py [260:290]:
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            self._prnt('  if (_cffi_to_c((char *)&%s, _cffi_type(%d), %s) < 0)'
                      % (tovar, self._gettypenum(tp), fromvar))
            self._prnt('    %s;' % errcode)
            return
        #
        elif isinstance(tp, model.FunctionPtrType):
            converter = '(%s)_cffi_to_c_pointer' % tp.get_c_name('')
            extraarg = ', _cffi_type(%d)' % self._gettypenum(tp)
            errvalue = 'NULL'
        #
        else:
            raise NotImplementedError(tp)
        #
        self._prnt('  %s = %s(%s%s);' % (tovar, converter, fromvar, extraarg))
        self._prnt('  if (%s == (%s)%s && PyErr_Occurred())' % (
            tovar, tp.get_c_name(''), errvalue))
        self._prnt('    %s;' % errcode)

    def _extra_local_variables(self, tp, localvars, freelines):
        if isinstance(tp, model.PointerType):
            localvars.add('Py_ssize_t datasize')
            localvars.add('struct _cffi_freeme_s *large_args_free = NULL')
            freelines.add('if (large_args_free != NULL)'
                          ' _cffi_free_array_arguments(large_args_free);')

    def _convert_funcarg_to_c_ptr_or_array(self, tp, fromvar, tovar, errcode):
        self._prnt('  datasize = _cffi_prepare_pointer_call_argument(')
        self._prnt('      _cffi_type(%d), %s, (char **)&%s);' % (
            self._gettypenum(tp), fromvar, tovar))
        self._prnt('  if (datasize != 0) {')
        self._prnt('    %s = ((size_t)datasize) <= 640 ? '
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