| // Copyright 2022 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CRYPTOHOME_AUTH_BLOCKS_AUTH_BLOCK_TYPE_H_ |
| #define CRYPTOHOME_AUTH_BLOCKS_AUTH_BLOCK_TYPE_H_ |
| |
| namespace cryptohome { |
| |
| // List of all the possible auth block types. Used to construct the correct |
| // AuthBlock type during key derivation and key creation. |
| // AuthBlockType is used in constructing the correct histogram while logging to |
| // UMA. These values are persisted to logs. Entries should not be renumbered and |
| // numeric values should never be reused. |
| enum class AuthBlockType { |
| kPinWeaver = 0, |
| kChallengeCredential = 1, |
| kDoubleWrappedCompat = 2, |
| kTpmBoundToPcr = 3, |
| kTpmNotBoundToPcr = 4, |
| kLibScryptCompat = 5, |
| kCryptohomeRecovery = 6, |
| kTpmEcc = 7, |
| kMaxValue, |
| }; |
| |
| } // namespace cryptohome |
| |
| #endif // CRYPTOHOME_AUTH_BLOCKS_AUTH_BLOCK_TYPE_H_ |
