| // Copyright 2022 The ChromiumOS Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CRYPTOHOME_AUTH_FACTOR_LABEL_H_ |
| #define CRYPTOHOME_AUTH_FACTOR_LABEL_H_ |
| |
| #include <string> |
| |
| namespace cryptohome { |
| |
| // Returns whether the given string conforms to the format of auth factor |
| // labels. In particular, it makes this string safe for being used as a file |
| // name component. |
| // |
| // Note: it's a pure function; it does *not* check which factors are currently |
| // configured for users. |
| bool IsValidAuthFactorLabel(const std::string& label); |
| |
| } // namespace cryptohome |
| |
| #endif // CRYPTOHOME_AUTH_FACTOR_LABEL_H_ |
