k5_json_string_create_len
int k5_json_string_create_len(const void *data, size_t len,
retval = k5_json_string_create_len(data->data, data->length, &str);
retval = k5_json_string_create_len(chl->service.data,
ret = k5_json_string_create_len(data->data, data->length, &str);
ret = k5_json_string_create_len((&princ->data[i])->data,
ret = k5_json_string_create_len(a->contents, a->length, &str);
return k5_json_string_create_len(cstring, strlen(cstring), val_out);