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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ | 5 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ |
6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ | 6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
| 10 #include <utility> |
10 #include <vector> | 11 #include <vector> |
11 | 12 |
12 #include "base/basictypes.h" | 13 #include "base/basictypes.h" |
13 #include "base/id_map.h" | 14 #include "base/id_map.h" |
14 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
15 #include "content/browser/fileapi/chrome_blob_storage_context.h" | 16 #include "content/browser/fileapi/chrome_blob_storage_context.h" |
16 #include "content/public/browser/browser_message_filter.h" | 17 #include "content/public/browser/browser_message_filter.h" |
17 #include "net/url_request/url_request_context_getter.h" | 18 #include "net/url_request/url_request_context_getter.h" |
18 #include "storage/browser/blob/blob_data_handle.h" | 19 #include "storage/browser/blob/blob_data_handle.h" |
19 #include "url/gurl.h" | 20 #include "url/gurl.h" |
20 | 21 |
21 struct IndexedDBDatabaseMetadata; | 22 struct IndexedDBDatabaseMetadata; |
22 struct IndexedDBHostMsg_DatabaseCount_Params; | 23 struct IndexedDBHostMsg_DatabaseCount_Params; |
23 struct IndexedDBHostMsg_DatabaseCreateIndex_Params; | 24 struct IndexedDBHostMsg_DatabaseCreateIndex_Params; |
24 struct IndexedDBHostMsg_DatabaseCreateObjectStore_Params; | 25 struct IndexedDBHostMsg_DatabaseCreateObjectStore_Params; |
25 struct IndexedDBHostMsg_DatabaseCreateTransaction_Params; | 26 struct IndexedDBHostMsg_DatabaseCreateTransaction_Params; |
26 struct IndexedDBHostMsg_DatabaseDeleteRange_Params; | 27 struct IndexedDBHostMsg_DatabaseDeleteRange_Params; |
27 struct IndexedDBHostMsg_DatabaseGet_Params; | 28 struct IndexedDBHostMsg_DatabaseGet_Params; |
28 struct IndexedDBHostMsg_DatabaseOpenCursor_Params; | 29 struct IndexedDBHostMsg_DatabaseOpenCursor_Params; |
29 struct IndexedDBHostMsg_DatabasePut_Params; | 30 struct IndexedDBHostMsg_DatabasePut_Params; |
30 struct IndexedDBHostMsg_DatabaseSetIndexKeys_Params; | 31 struct IndexedDBHostMsg_DatabaseSetIndexKeys_Params; |
31 struct IndexedDBHostMsg_FactoryDeleteDatabase_Params; | 32 struct IndexedDBHostMsg_FactoryDeleteDatabase_Params; |
32 struct IndexedDBHostMsg_FactoryGetDatabaseNames_Params; | 33 struct IndexedDBHostMsg_FactoryGetDatabaseNames_Params; |
33 struct IndexedDBHostMsg_FactoryOpen_Params; | 34 struct IndexedDBHostMsg_FactoryOpen_Params; |
34 | 35 |
35 namespace content { | 36 namespace content { |
| 37 class IndexedDBBlobInfo; |
36 class IndexedDBConnection; | 38 class IndexedDBConnection; |
37 class IndexedDBContextImpl; | 39 class IndexedDBContextImpl; |
38 class IndexedDBCursor; | 40 class IndexedDBCursor; |
39 class IndexedDBKey; | 41 class IndexedDBKey; |
40 class IndexedDBKeyPath; | 42 class IndexedDBKeyPath; |
41 class IndexedDBKeyRange; | 43 class IndexedDBKeyRange; |
42 struct IndexedDBDatabaseMetadata; | 44 struct IndexedDBDatabaseMetadata; |
43 | 45 |
44 // Handles all IndexedDB related messages from a particular renderer process. | 46 // Handles all IndexedDB related messages from a particular renderer process. |
45 class IndexedDBDispatcherHost : public BrowserMessageFilter { | 47 class IndexedDBDispatcherHost : public BrowserMessageFilter { |
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87 // These are called to map a 32-bit front-end (renderer-specific) transaction | 89 // These are called to map a 32-bit front-end (renderer-specific) transaction |
88 // id to and from a back-end ("host") transaction id that encodes the process | 90 // id to and from a back-end ("host") transaction id that encodes the process |
89 // id in the high 32 bits. The mapping is host-specific and ids are validated. | 91 // id in the high 32 bits. The mapping is host-specific and ids are validated. |
90 int64 HostTransactionId(int64 transaction_id); | 92 int64 HostTransactionId(int64 transaction_id); |
91 int64 RendererTransactionId(int64 host_transaction_id); | 93 int64 RendererTransactionId(int64 host_transaction_id); |
92 | 94 |
93 // These are called to decode a host transaction ID, for diagnostic purposes. | 95 // These are called to decode a host transaction ID, for diagnostic purposes. |
94 static uint32 TransactionIdToRendererTransactionId(int64 host_transaction_id); | 96 static uint32 TransactionIdToRendererTransactionId(int64 host_transaction_id); |
95 static uint32 TransactionIdToProcessId(int64 host_transaction_id); | 97 static uint32 TransactionIdToProcessId(int64 host_transaction_id); |
96 | 98 |
97 void HoldBlobDataHandle(const std::string& uuid, | 99 std::string HoldBlobData(const IndexedDBBlobInfo& blob_info); |
98 scoped_ptr<storage::BlobDataHandle> blob_data_handle); | |
99 void DropBlobDataHandle(const std::string& uuid); | |
100 | 100 |
101 private: | 101 private: |
102 // Friends to enable OnDestruct() delegation. | 102 // Friends to enable OnDestruct() delegation. |
103 friend class BrowserThread; | 103 friend class BrowserThread; |
104 friend class base::DeleteHelper<IndexedDBDispatcherHost>; | 104 friend class base::DeleteHelper<IndexedDBDispatcherHost>; |
105 | 105 |
106 // Used in nested classes. | 106 // Used in nested classes. |
107 typedef std::map<std::string, storage::BlobDataHandle*> BlobDataHandleMap; | 107 typedef std::map<std::string, std::pair<storage::BlobDataHandle*, int>> |
| 108 BlobDataHandleMap; |
108 typedef std::map<int64, int64> TransactionIDToDatabaseIDMap; | 109 typedef std::map<int64, int64> TransactionIDToDatabaseIDMap; |
109 typedef std::map<int64, uint64> TransactionIDToSizeMap; | 110 typedef std::map<int64, uint64> TransactionIDToSizeMap; |
110 typedef std::map<int64, GURL> TransactionIDToURLMap; | 111 typedef std::map<int64, GURL> TransactionIDToURLMap; |
111 typedef std::map<int32, GURL> WebIDBObjectIDToURLMap; | 112 typedef std::map<int32, GURL> WebIDBObjectIDToURLMap; |
112 | 113 |
113 // IDMap for RefCounted types | 114 // IDMap for RefCounted types |
114 template <typename RefCountedType> | 115 template <typename RefCountedType> |
115 class RefIDMap { | 116 class RefIDMap { |
116 public: | 117 public: |
117 typedef int32 KeyType; | 118 typedef int32 KeyType; |
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254 void OnIDBFactoryOpen(const IndexedDBHostMsg_FactoryOpen_Params& p); | 255 void OnIDBFactoryOpen(const IndexedDBHostMsg_FactoryOpen_Params& p); |
255 | 256 |
256 void OnIDBFactoryDeleteDatabase( | 257 void OnIDBFactoryDeleteDatabase( |
257 const IndexedDBHostMsg_FactoryDeleteDatabase_Params& p); | 258 const IndexedDBHostMsg_FactoryDeleteDatabase_Params& p); |
258 | 259 |
259 void OnAckReceivedBlobs(const std::vector<std::string>& uuids); | 260 void OnAckReceivedBlobs(const std::vector<std::string>& uuids); |
260 void OnPutHelper(const IndexedDBHostMsg_DatabasePut_Params& params, | 261 void OnPutHelper(const IndexedDBHostMsg_DatabasePut_Params& params, |
261 std::vector<storage::BlobDataHandle*> handles); | 262 std::vector<storage::BlobDataHandle*> handles); |
262 | 263 |
263 void ResetDispatcherHosts(); | 264 void ResetDispatcherHosts(); |
| 265 void DropBlobData(const std::string& uuid); |
264 | 266 |
265 // The getter holds the context until OnChannelConnected() can be called from | 267 // The getter holds the context until OnChannelConnected() can be called from |
266 // the IO thread, which will extract the net::URLRequestContext from it. | 268 // the IO thread, which will extract the net::URLRequestContext from it. |
267 scoped_refptr<net::URLRequestContextGetter> request_context_getter_; | 269 scoped_refptr<net::URLRequestContextGetter> request_context_getter_; |
268 net::URLRequestContext* request_context_; | 270 net::URLRequestContext* request_context_; |
269 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; | 271 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; |
270 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; | 272 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; |
271 | 273 |
272 BlobDataHandleMap blob_data_handle_map_; | 274 BlobDataHandleMap blob_data_handle_map_; |
273 | 275 |
274 // Only access on IndexedDB thread. | 276 // Only access on IndexedDB thread. |
275 scoped_ptr<DatabaseDispatcherHost> database_dispatcher_host_; | 277 scoped_ptr<DatabaseDispatcherHost> database_dispatcher_host_; |
276 scoped_ptr<CursorDispatcherHost> cursor_dispatcher_host_; | 278 scoped_ptr<CursorDispatcherHost> cursor_dispatcher_host_; |
277 | 279 |
278 // Used to set file permissions for blob storage. | 280 // Used to set file permissions for blob storage. |
279 int ipc_process_id_; | 281 int ipc_process_id_; |
280 | 282 |
281 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost); | 283 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost); |
282 }; | 284 }; |
283 | 285 |
284 } // namespace content | 286 } // namespace content |
285 | 287 |
286 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ | 288 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ |
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