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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 <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <map> | 10 #include <map> |
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26 | 26 |
27 namespace base { | 27 namespace base { |
28 class SequencedTaskRunner; | 28 class SequencedTaskRunner; |
29 } | 29 } |
30 | 30 |
31 namespace url { | 31 namespace url { |
32 class Origin; | 32 class Origin; |
33 } | 33 } |
34 | 34 |
35 namespace content { | 35 namespace content { |
36 class BlobDispatcherHost; | |
36 class IndexedDBBlobInfo; | 37 class IndexedDBBlobInfo; |
37 class IndexedDBContextImpl; | 38 class IndexedDBContextImpl; |
38 | 39 |
39 // Handles all IndexedDB related messages from a particular renderer process. | 40 // Handles all IndexedDB related messages from a particular renderer process. |
40 // Constructed on UI thread, expects all other calls (including destruction) on | 41 // Constructed on UI thread, expects all other calls (including destruction) on |
41 // IO thread. | 42 // IO thread. |
42 class CONTENT_EXPORT IndexedDBDispatcherHost | 43 class CONTENT_EXPORT IndexedDBDispatcherHost |
43 : public ::indexed_db::mojom::Factory, | 44 : public ::indexed_db::mojom::Factory, |
44 public RenderProcessHostObserver { | 45 public RenderProcessHostObserver { |
45 public: | 46 public: |
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59 void AddCursorBinding(std::unique_ptr<::indexed_db::mojom::Cursor> cursor, | 60 void AddCursorBinding(std::unique_ptr<::indexed_db::mojom::Cursor> cursor, |
60 ::indexed_db::mojom::CursorAssociatedRequest request); | 61 ::indexed_db::mojom::CursorAssociatedRequest request); |
61 | 62 |
62 // A shortcut for accessing our context. | 63 // A shortcut for accessing our context. |
63 IndexedDBContextImpl* context() const { return indexed_db_context_.get(); } | 64 IndexedDBContextImpl* context() const { return indexed_db_context_.get(); } |
64 storage::BlobStorageContext* blob_storage_context() const { | 65 storage::BlobStorageContext* blob_storage_context() const { |
65 return blob_storage_context_->context(); | 66 return blob_storage_context_->context(); |
66 } | 67 } |
67 int ipc_process_id() const { return ipc_process_id_; } | 68 int ipc_process_id() const { return ipc_process_id_; } |
68 | 69 |
70 void SetBlobDispatcherHost(scoped_refptr<BlobDispatcherHost> host); | |
71 | |
72 // Decrements the refcount for the given blob for this renderer. | |
73 void AckBlobRecievedFromIDB(const std::string& uuid); | |
74 | |
69 std::string HoldBlobData(const IndexedDBBlobInfo& blob_info); | 75 std::string HoldBlobData(const IndexedDBBlobInfo& blob_info); |
70 void DropBlobData(const std::string& uuid); | 76 void DropBlobData(const std::string& uuid); |
71 | 77 |
72 // Must be called on the IO thread. | 78 // Must be called on the IO thread. |
73 base::WeakPtr<IndexedDBDispatcherHost> AsWeakPtr() { | 79 base::WeakPtr<IndexedDBDispatcherHost> AsWeakPtr() { |
74 return weak_factory_.GetWeakPtr(); | 80 return weak_factory_.GetWeakPtr(); |
75 } | 81 } |
76 | 82 |
77 // Called by UI thread. Used to kill outstanding bindings and weak pointers | 83 // Called by UI thread. Used to kill outstanding bindings and weak pointers |
78 // in callbacks. | 84 // in callbacks. |
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102 void DeleteDatabase( | 108 void DeleteDatabase( |
103 ::indexed_db::mojom::CallbacksAssociatedPtrInfo callbacks_info, | 109 ::indexed_db::mojom::CallbacksAssociatedPtrInfo callbacks_info, |
104 const url::Origin& origin, | 110 const url::Origin& origin, |
105 const base::string16& name, | 111 const base::string16& name, |
106 bool force_close) override; | 112 bool force_close) override; |
107 | 113 |
108 void InvalidateWeakPtrsAndClearBindings(); | 114 void InvalidateWeakPtrsAndClearBindings(); |
109 | 115 |
110 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; | 116 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; |
111 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; | 117 scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; |
118 // TODO(dmurph): Remove once blobs are mojo'd. | |
pwnall
2017/04/21 01:39:22
Would it be worth pointing to this CL in the TODO?
| |
119 scoped_refptr<BlobDispatcherHost> blob_dispatcher_host_; | |
112 scoped_refptr<base::SequencedTaskRunner> idb_runner_; | 120 scoped_refptr<base::SequencedTaskRunner> idb_runner_; |
113 | 121 |
114 // Maps blob uuid to a pair (handle, ref count). Entry is added and/or count | 122 // Maps blob uuid to a pair (handle, ref count). Entry is added and/or count |
115 // is incremented in HoldBlobData(), and count is decremented and/or entry | 123 // is incremented in HoldBlobData(), and count is decremented and/or entry |
116 // removed in DropBlobData(). | 124 // removed in DropBlobData(). |
117 std::map<std::string, | 125 std::map<std::string, |
118 std::pair<std::unique_ptr<storage::BlobDataHandle>, int>> | 126 std::pair<std::unique_ptr<storage::BlobDataHandle>, int>> |
119 blob_data_handle_map_; | 127 blob_data_handle_map_; |
120 | 128 |
121 // Used to set file permissions for blob storage. | 129 // Used to set file permissions for blob storage. |
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132 IDBThreadHelper* idb_helper_; | 140 IDBThreadHelper* idb_helper_; |
133 | 141 |
134 base::WeakPtrFactory<IndexedDBDispatcherHost> weak_factory_; | 142 base::WeakPtrFactory<IndexedDBDispatcherHost> weak_factory_; |
135 | 143 |
136 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost); | 144 DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost); |
137 }; | 145 }; |
138 | 146 |
139 } // namespace content | 147 } // namespace content |
140 | 148 |
141 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ | 149 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_ |
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