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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef COMPONENTS_OS_CRYPT_KEY_STORAGE_LINUX_H_ |
| 6 #define COMPONENTS_OS_CRYPT_KEY_STORAGE_LINUX_H_ |
| 7 |
| 8 #include <memory> |
| 9 #include <string> |
| 10 |
| 11 #include "base/macros.h" |
| 12 |
| 13 // An API for retrieving OSCrypt's password from the system's password storage |
| 14 // service. |
| 15 class KeyStorageLinux { |
| 16 public: |
| 17 KeyStorageLinux() = default; |
| 18 virtual ~KeyStorageLinux() = default; |
| 19 |
| 20 // Tries to load all known key storages. Returns the first that succeeds or |
| 21 // null if none succeed. |
| 22 static std::unique_ptr<KeyStorageLinux> CreateService(); |
| 23 |
| 24 // Gets the encryption key from the OS password-managing library. If a key is |
| 25 // not found, a new key will be generated, stored and returned. |
| 26 virtual std::string GetKey() = 0; |
| 27 |
| 28 protected: |
| 29 // Loads the key storage. Returns false if the service is not available. |
| 30 virtual bool Init() = 0; |
| 31 |
| 32 private: |
| 33 DISALLOW_COPY_AND_ASSIGN(KeyStorageLinux); |
| 34 }; |
| 35 |
| 36 #endif // COMPONENTS_OS_CRYPT_KEY_STORAGE_LINUX_H_ |
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