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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 #ifndef WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ | 5 #ifndef WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |
| 6 #define WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ | 6 #define WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <string> | 9 #include <string> |
| 10 | 10 |
| 11 #include "base/hash_tables.h" | 11 #include "base/hash_tables.h" |
| 12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
| 13 #include "base/process.h" | 13 #include "base/process.h" |
| 14 #include "webkit/blob/blob_data.h" | 14 #include "webkit/blob/blob_data.h" |
| 15 #include "webkit/storage/webkit_storage_export.h" | 15 #include "webkit/storage/webkit_storage_export.h" |
| 16 | 16 |
| 17 class GURL; | 17 class GURL; |
| 18 class FilePath; | |
| 19 | 18 |
| 20 namespace base { | 19 namespace base { |
| 20 class FilePath; |
| 21 class Time; | 21 class Time; |
| 22 } | 22 } |
| 23 | 23 |
| 24 namespace webkit_blob { | 24 namespace webkit_blob { |
| 25 | 25 |
| 26 // This class handles the logistics of blob Storage within the browser process. | 26 // This class handles the logistics of blob Storage within the browser process. |
| 27 class WEBKIT_STORAGE_EXPORT BlobStorageController { | 27 class WEBKIT_STORAGE_EXPORT BlobStorageController { |
| 28 public: | 28 public: |
| 29 BlobStorageController(); | 29 BlobStorageController(); |
| 30 ~BlobStorageController(); | 30 ~BlobStorageController(); |
| (...skipping 10 matching lines...) Expand all Loading... |
| 41 friend class ViewBlobInternalsJob; | 41 friend class ViewBlobInternalsJob; |
| 42 | 42 |
| 43 typedef base::hash_map<std::string, scoped_refptr<BlobData> > BlobMap; | 43 typedef base::hash_map<std::string, scoped_refptr<BlobData> > BlobMap; |
| 44 typedef std::map<BlobData*, int> BlobDataUsageMap; | 44 typedef std::map<BlobData*, int> BlobDataUsageMap; |
| 45 | 45 |
| 46 void AppendStorageItems(BlobData* target_blob_data, | 46 void AppendStorageItems(BlobData* target_blob_data, |
| 47 BlobData* src_blob_data, | 47 BlobData* src_blob_data, |
| 48 uint64 offset, | 48 uint64 offset, |
| 49 uint64 length); | 49 uint64 length); |
| 50 void AppendFileItem(BlobData* target_blob_data, | 50 void AppendFileItem(BlobData* target_blob_data, |
| 51 const FilePath& file_path, uint64 offset, uint64 length, | 51 const base::FilePath& file_path, uint64 offset, |
| 52 uint64 length, |
| 52 const base::Time& expected_modification_time); | 53 const base::Time& expected_modification_time); |
| 53 void AppendFileSystemFileItem( | 54 void AppendFileSystemFileItem( |
| 54 BlobData* target_blob_data, | 55 BlobData* target_blob_data, |
| 55 const GURL& url, uint64 offset, uint64 length, | 56 const GURL& url, uint64 offset, uint64 length, |
| 56 const base::Time& expected_modification_time); | 57 const base::Time& expected_modification_time); |
| 57 | 58 |
| 58 bool RemoveFromMapHelper(BlobMap* map, const GURL& url); | 59 bool RemoveFromMapHelper(BlobMap* map, const GURL& url); |
| 59 | 60 |
| 60 void IncrementBlobDataUsage(BlobData* blob_data); | 61 void IncrementBlobDataUsage(BlobData* blob_data); |
| 61 // Returns true if no longer in use. | 62 // Returns true if no longer in use. |
| (...skipping 10 matching lines...) Expand all Loading... |
| 72 // Multiple urls can refer to the same blob data, this map keeps track of | 73 // Multiple urls can refer to the same blob data, this map keeps track of |
| 73 // how many urls refer to a BlobData. | 74 // how many urls refer to a BlobData. |
| 74 BlobDataUsageMap blob_data_usage_count_; | 75 BlobDataUsageMap blob_data_usage_count_; |
| 75 | 76 |
| 76 DISALLOW_COPY_AND_ASSIGN(BlobStorageController); | 77 DISALLOW_COPY_AND_ASSIGN(BlobStorageController); |
| 77 }; | 78 }; |
| 78 | 79 |
| 79 } // namespace webkit_blob | 80 } // namespace webkit_blob |
| 80 | 81 |
| 81 #endif // WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ | 82 #endif // WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |
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