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Unified Diff: rlz/lib/rlz_value_store.h

Issue 10642009: Add a regenerate button to regenerate the password in Windows. (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Sync and Merge. Created 8 years, 6 months ago
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Index: rlz/lib/rlz_value_store.h
diff --git a/rlz/lib/rlz_value_store.h b/rlz/lib/rlz_value_store.h
deleted file mode 100644
index d41421bfc02fa454a643de61d61044b23984d33e..0000000000000000000000000000000000000000
--- a/rlz/lib/rlz_value_store.h
+++ /dev/null
@@ -1,116 +0,0 @@
-// Copyright (c) 2012 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 RLZ_VALUE_STORE_H_
-#define RLZ_VALUE_STORE_H_
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "rlz/lib/rlz_enums.h"
-
-#if defined(OS_WIN)
-#include "rlz/win/lib/lib_mutex.h"
-#endif
-
-#if defined(OS_MACOSX)
-#include "base/mac/scoped_nsautorelease_pool.h"
-#endif
-
-
-#include <string>
-#include <vector>
-
-class FilePath;
-
-namespace rlz_lib {
-
-// Abstracts away rlz's key value store. On windows, this usually writes to
-// the registry. On mac, it writes to an NSDefaults object.
-class RlzValueStore {
- public:
- virtual ~RlzValueStore() {}
-
- enum AccessType { kReadAccess, kWriteAccess };
- virtual bool HasAccess(AccessType type) = 0;
-
- // Ping times.
- virtual bool WritePingTime(Product product, int64 time) = 0;
- virtual bool ReadPingTime(Product product, int64* time) = 0;
- virtual bool ClearPingTime(Product product) = 0;
-
- // Access point RLZs.
- virtual bool WriteAccessPointRlz(AccessPoint access_point,
- const char* new_rlz) = 0;
- virtual bool ReadAccessPointRlz(AccessPoint access_point,
- char* rlz, // At most kMaxRlzLength + 1 bytes
- size_t rlz_size) = 0;
- virtual bool ClearAccessPointRlz(AccessPoint access_point) = 0;
-
- // Product events.
- // Stores |event_rlz| for product |product| as product event.
- virtual bool AddProductEvent(Product product, const char* event_rlz) = 0;
- // Appends all events for |product| to |events|, in arbirtrary order.
- virtual bool ReadProductEvents(Product product,
- std::vector<std::string>* events) = 0;
- // Removes the stored event |event_rlz| for |product| if it exists.
- virtual bool ClearProductEvent(Product product, const char* event_rlz) = 0;
- // Removes all stored product events for |product|.
- virtual bool ClearAllProductEvents(Product product) = 0;
-
- // Stateful events.
- // Stores |event_rlz| for product |product| as stateful event.
- virtual bool AddStatefulEvent(Product product, const char* event_rlz) = 0;
- // Checks if |event_rlz| has been stored as stateful event for |product|.
- virtual bool IsStatefulEvent(Product product, const char* event_rlz) = 0;
- // Removes all stored stateful events for |product|.
- virtual bool ClearAllStatefulEvents(Product product) = 0;
-
- // Tells the value store to clean up unimportant internal data structures, for
- // example empty registry folders, that might remain after clearing other
- // data. Best-effort.
- virtual void CollectGarbage() = 0;
-};
-
-// All methods of RlzValueStore must stays consistent even when accessed from
-// multiple threads in multiple processes. To enforce this through the type
-// system, the only way to access the RlzValueStore is through a
-// ScopedRlzValueStoreLock, which is a cross-process lock. It is active while
-// it is in scope. If the class fails to acquire a lock, its GetStore() method
-// returns NULL. If the lock fails to be acquired, it must not be taken
-// recursively. That is, all user code should look like this:
-// ScopedRlzValueStoreLock lock;
-// RlzValueStore* store = lock.GetStore();
-// if (!store)
-// return some_error_code;
-// ...
-class ScopedRlzValueStoreLock {
- public:
- ScopedRlzValueStoreLock();
- ~ScopedRlzValueStoreLock();
-
- // Returns a RlzValueStore protected by a cross-process lock, or NULL if the
- // lock can't be obtained. The lifetime of the returned object is limited to
- // the lifetime of this ScopedRlzValueStoreLock object.
- RlzValueStore* GetStore();
-
- private:
- scoped_ptr<RlzValueStore> store_;
-#if defined(OS_WIN)
- LibMutex lock_;
-#else
- base::mac::ScopedNSAutoreleasePool autorelease_pool_;
-#endif
-};
-
-#if defined(OS_MACOSX)
-namespace testing {
-// Prefix |directory| to the path where the RLZ data file lives, for tests.
-void SetRlzStoreDirectory(const FilePath& directory);
-} // namespace testing
-#endif // defined(OS_MACOSX)
-
-
-} // namespace rlz_lib
-
-#endif // RLZ_VALUE_STORE_H_
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