| // Copyright (c) 2011 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 NET_DISK_CACHE_CACHE_UTIL_H_ |
| #define NET_DISK_CACHE_CACHE_UTIL_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/feature_list.h" |
| #include "net/base/net_export.h" |
| #include "net/disk_cache/disk_cache.h" |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| namespace disk_cache { |
| |
| // Moves the cache files from the given path to another location. |
| // Fails if the destination exists already, or if it doesn't have |
| // permission for the operation. This is basically a rename operation |
| // for the cache directory. Returns true if successful. On ChromeOS, |
| // this moves the cache contents, and leaves the empty cache |
| // directory. |
| NET_EXPORT_PRIVATE bool MoveCache(const base::FilePath& from_path, |
| const base::FilePath& to_path); |
| |
| // Deletes the cache files stored on |path|, and optionally also attempts to |
| // delete the folder itself. |
| NET_EXPORT_PRIVATE void DeleteCache(const base::FilePath& path, |
| bool remove_folder); |
| |
| // Deletes a cache file. |
| NET_EXPORT_PRIVATE bool DeleteCacheFile(const base::FilePath& name); |
| |
| // Renames cache directory synchronously and fires off a background cleanup |
| // task. Used by cache creator itself or by backends for self-restart on error. |
| bool DelayedCacheCleanup(const base::FilePath& full_path); |
| |
| // Returns the preferred max cache size given the available disk space and |
| // cache type. |
| NET_EXPORT_PRIVATE int PreferredCacheSize( |
| int64_t available, |
| net::CacheType type = net::DISK_CACHE); |
| |
| // The default cache size should not ideally be exposed, but the blockfile |
| // backend uses it for reasons that include testing. |
| NET_EXPORT_PRIVATE extern const int kDefaultCacheSize; |
| |
| } // namespace disk_cache |
| |
| #endif // NET_DISK_CACHE_CACHE_UTIL_H_ |