Index: content/child/blob_storage/blob_transport_controller.h |
diff --git a/content/child/blob_storage/blob_transport_controller.h b/content/child/blob_storage/blob_transport_controller.h |
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+// Copyright 2015 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 CONTENT_CHILD_BLOB_STORAGE_BLOB_TRANSPORT_CONTROLLER_H_ |
+#define CONTENT_CHILD_BLOB_STORAGE_BLOB_TRANSPORT_CONTROLLER_H_ |
+ |
+#include <string> |
+#include <vector> |
+ |
+#include "base/macros.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/memory/shared_memory_handle.h" |
+#include "content/child/blob_storage/blob_transport_temporary_holder.h" |
+#include "storage/common/blob_storage/blob_storage_constants.h" |
+ |
+template <typename T> |
+struct DefaultSingletonTraits; |
+ |
+namespace IPC { |
+class Sender; |
+} |
+ |
+namespace content { |
+ |
+// Must be used on the IO thread. |
+class BlobTransportController { |
+ public: |
+ static BlobTransportController* GetInstance(); |
+ |
+ // This kicks off a blob transfer to the browser thread, which involves |
+ // sending an IPC message and storing the blob consolidation object. |
+ void InitiateBlobTransfer(const std::string& uuid, |
+ const std::string& type, |
+ scoped_ptr<BlobConsolidation> consolidation, |
+ IPC::Sender* sender); |
+ |
+ // This responds to the request using the sender. |
+ void OnMemoryRequest( |
+ const std::string& uuid, |
+ const std::vector<storage::BlobItemBytesRequest>& requests, |
+ std::vector<base::SharedMemoryHandle>* memory_handles, |
+ const std::vector<IPC::PlatformFileForTransit>& file_handles, |
+ IPC::Sender* sender); |
+ |
+ void OnCancel(const std::string& uuid, |
+ storage::IPCBlobCreationCancelCode code); |
+ |
+ void OnDone(const std::string& uuid); |
+ |
+ // This tells the controller that the channel has been closed, and that all |
+ // senders previously given to the controller are now invalid. |
+ void OnChannelClose(); |
michaeln
2015/08/18 02:50:35
Shutdown() might be a better name. When this happe
dmurph
2015/10/07 00:32:36
I actually don't need this anymore. We just use th
|
+ |
+ ~BlobTransportController(); |
+ |
+ private: |
+ friend struct DefaultSingletonTraits<BlobTransportController>; |
+ |
+ BlobTransportController(); |
+ |
+ // Sends the IPC to cancel the blob transfer, and releases the blob from |
+ // internal storage. |
+ void CancelBlobTransfer(const std::string& uuid, |
+ storage::IPCBlobCreationCancelCode code, |
+ IPC::Sender* sender); |
+ |
+ BlobTransportTemporaryHolder holder_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(BlobTransportController); |
+}; |
+ |
+} // namespace content |
+#endif // CONTENT_CHILD_BLOB_STORAGE_BLOB_TRANSPORT_CONTROLLER_H_ |