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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // See net/disk_cache/disk_cache.h for the public interface of the cache. | 5 // See net/disk_cache/disk_cache.h for the public interface of the cache. |
| 6 | 6 |
| 7 #ifndef NET_DISK_CACHE_BACKEND_IMPL_H_ | 7 #ifndef NET_DISK_CACHE_BACKEND_IMPL_H_ |
| 8 #define NET_DISK_CACHE_BACKEND_IMPL_H_ | 8 #define NET_DISK_CACHE_BACKEND_IMPL_H_ |
| 9 #pragma once | 9 #pragma once |
| 10 | 10 |
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| 58 net::NetLog* net_log, Backend** backend, | 58 net::NetLog* net_log, Backend** backend, |
| 59 OldCompletionCallback* callback); | 59 OldCompletionCallback* callback); |
| 60 | 60 |
| 61 // Performs general initialization for this current instance of the cache. | 61 // Performs general initialization for this current instance of the cache. |
| 62 int Init(OldCompletionCallback* callback); | 62 int Init(OldCompletionCallback* callback); |
| 63 | 63 |
| 64 // Performs the actual initialization and final cleanup on destruction. | 64 // Performs the actual initialization and final cleanup on destruction. |
| 65 int SyncInit(); | 65 int SyncInit(); |
| 66 void CleanupCache(); | 66 void CleanupCache(); |
| 67 | 67 |
| 68 // Same bahavior as OpenNextEntry but walks the list from back to front. | 68 // Same behavior as OpenNextEntry but walks the list from back to front. |
| 69 int OpenPrevEntry(void** iter, Entry** prev_entry, | 69 int OpenPrevEntry(void** iter, Entry** prev_entry, |
| 70 OldCompletionCallback* callback); | 70 OldCompletionCallback* callback); |
| 71 | 71 |
| 72 // Synchronous implementation of the asynchronous interface. | 72 // Synchronous implementation of the asynchronous interface. |
| 73 int SyncOpenEntry(const std::string& key, Entry** entry); | 73 int SyncOpenEntry(const std::string& key, Entry** entry); |
| 74 int SyncCreateEntry(const std::string& key, Entry** entry); | 74 int SyncCreateEntry(const std::string& key, Entry** entry); |
| 75 int SyncDoomEntry(const std::string& key); | 75 int SyncDoomEntry(const std::string& key); |
| 76 int SyncDoomAllEntries(); | 76 int SyncDoomAllEntries(); |
| 77 int SyncDoomEntriesBetween(const base::Time initial_time, | 77 int SyncDoomEntriesBetween(const base::Time initial_time, |
| 78 const base::Time end_time); | 78 const base::Time end_time); |
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| 253 void TrimDeletedListForTest(bool empty); | 253 void TrimDeletedListForTest(bool empty); |
| 254 | 254 |
| 255 // Peforms a simple self-check, and returns the number of dirty items | 255 // Peforms a simple self-check, and returns the number of dirty items |
| 256 // or an error code (negative value). | 256 // or an error code (negative value). |
| 257 int SelfCheck(); | 257 int SelfCheck(); |
| 258 | 258 |
| 259 // Backend interface. | 259 // Backend interface. |
| 260 virtual int32 GetEntryCount() const OVERRIDE; | 260 virtual int32 GetEntryCount() const OVERRIDE; |
| 261 virtual int OpenEntry(const std::string& key, Entry** entry, | 261 virtual int OpenEntry(const std::string& key, Entry** entry, |
| 262 OldCompletionCallback* callback) OVERRIDE; | 262 OldCompletionCallback* callback) OVERRIDE; |
| 263 virtual int OpenEntry(const std::string& key, Entry** entry, |
| 264 const net::CompletionCallback& callback) OVERRIDE; |
| 263 virtual int CreateEntry(const std::string& key, Entry** entry, | 265 virtual int CreateEntry(const std::string& key, Entry** entry, |
| 264 OldCompletionCallback* callback) OVERRIDE; | 266 OldCompletionCallback* callback) OVERRIDE; |
| 267 virtual int CreateEntry(const std::string& key, Entry** entry, |
| 268 const net::CompletionCallback& callback) OVERRIDE; |
| 265 virtual int DoomEntry(const std::string& key, | 269 virtual int DoomEntry(const std::string& key, |
| 266 OldCompletionCallback* callback) OVERRIDE; | 270 OldCompletionCallback* callback) OVERRIDE; |
| 267 virtual int DoomAllEntries(OldCompletionCallback* callback) OVERRIDE; | 271 virtual int DoomAllEntries(OldCompletionCallback* callback) OVERRIDE; |
| 268 virtual int DoomEntriesBetween(const base::Time initial_time, | 272 virtual int DoomEntriesBetween(const base::Time initial_time, |
| 269 const base::Time end_time, | 273 const base::Time end_time, |
| 270 OldCompletionCallback* callback) OVERRIDE; | 274 OldCompletionCallback* callback) OVERRIDE; |
| 271 virtual int DoomEntriesSince(const base::Time initial_time, | 275 virtual int DoomEntriesSince(const base::Time initial_time, |
| 272 OldCompletionCallback* callback) OVERRIDE; | 276 OldCompletionCallback* callback) OVERRIDE; |
| 273 virtual int OpenNextEntry(void** iter, Entry** next_entry, | 277 virtual int OpenNextEntry(void** iter, Entry** next_entry, |
| 274 OldCompletionCallback* callback) OVERRIDE; | 278 OldCompletionCallback* callback) OVERRIDE; |
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| 390 | 394 |
| 391 DISALLOW_COPY_AND_ASSIGN(BackendImpl); | 395 DISALLOW_COPY_AND_ASSIGN(BackendImpl); |
| 392 }; | 396 }; |
| 393 | 397 |
| 394 // Returns the prefered max cache size given the available disk space. | 398 // Returns the prefered max cache size given the available disk space. |
| 395 NET_EXPORT_PRIVATE int PreferedCacheSize(int64 available); | 399 NET_EXPORT_PRIVATE int PreferedCacheSize(int64 available); |
| 396 | 400 |
| 397 } // namespace disk_cache | 401 } // namespace disk_cache |
| 398 | 402 |
| 399 #endif // NET_DISK_CACHE_BACKEND_IMPL_H_ | 403 #endif // NET_DISK_CACHE_BACKEND_IMPL_H_ |
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