| // Copyright 2015 The Chromium 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 COMPONENTS_USER_PREFS_TRACKED_DEVICE_ID_H_ |
| #define COMPONENTS_USER_PREFS_TRACKED_DEVICE_ID_H_ |
| |
| #include <string> |
| |
| enum class MachineIdStatus { |
| SUCCESS = 0, |
| FAILURE, // Returned if attempt to obtain a machine-specific ID fails. |
| NOT_IMPLEMENTED // Returned if the method for obtaining a machine-specific ID |
| // is not implemented for the system. |
| }; |
| |
| // Populates |machine_id| with a deterministic ID for this machine. |machine_id| |
| // must not be null. Returns |FAILURE| if a machine ID cannot be obtained or |
| // |NOT_IMPLEMENTED| on systems for which this feature is not supported (in both |
| // cases |machine_id| is left untouched). |
| MachineIdStatus GetDeterministicMachineSpecificId(std::string* machine_id); |
| |
| #endif // COMPONENTS_USER_PREFS_TRACKED_DEVICE_ID_H_ |
