Index: prefs.h |
diff --git a/prefs.h b/prefs.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5926d9758ca21bcd122b5060fc408b0ed5ea5a3d |
--- /dev/null |
+++ b/prefs.h |
@@ -0,0 +1,46 @@ |
+// Copyright (c) 2010 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 CHROMEOS_PLATFORM_UPDATE_ENGINE_PREFS_H__ |
+#define CHROMEOS_PLATFORM_UPDATE_ENGINE_PREFS_H__ |
+ |
+#include "base/file_path.h" |
+#include "gtest/gtest_prod.h" // for FRIEND_TEST |
+#include "update_engine/prefs_interface.h" |
+ |
+namespace chromeos_update_engine { |
+ |
+// Implements a preference store by storing the value associated with |
+// a key in a separate file named after the key under a preference |
+// store directory. |
+ |
+class Prefs : public PrefsInterface { |
+ public: |
+ // Initializes the store by associating this object with |prefs_dir| |
+ // as the preference store directory. Returns true on success, false |
+ // otherwise. |
+ bool Init(const FilePath& prefs_dir); |
+ |
+ // PrefsInterface methods. |
+ bool GetString(const std::string& key, std::string* value); |
+ bool SetString(const std::string& key, const std::string& value); |
+ bool GetInt64(const std::string& key, int64_t* value); |
+ bool SetInt64(const std::string& key, const int64_t value); |
+ |
+ private: |
+ FRIEND_TEST(PrefsTest, GetFileNameForKey); |
+ FRIEND_TEST(PrefsTest, GetFileNameForKeyBadCharacter); |
+ FRIEND_TEST(PrefsTest, GetFileNameForKeyEmpty); |
+ |
+ // Sets |filename| to the full path to the file containing the data |
+ // associated with |key|. Returns true on success, false otherwise. |
+ bool GetFileNameForKey(const std::string& key, FilePath* filename); |
+ |
+ // Preference store directory. |
+ FilePath prefs_dir_; |
+}; |
+ |
+} // namespace chromeos_update_engine |
+ |
+#endif // CHROMEOS_PLATFORM_UPDATE_ENGINE_PREFS_H__ |