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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_LOADER_TEMPORARY_FILE_STREAM_H_ | 5 #ifndef CONTENT_BROWSER_LOADER_TEMPORARY_FILE_STREAM_H_ |
6 #define CONTENT_BROWSER_LOADER_TEMPORARY_FILE_STREAM_H_ | 6 #define CONTENT_BROWSER_LOADER_TEMPORARY_FILE_STREAM_H_ |
7 | 7 |
8 #include "base/callback_forward.h" | 8 #include "base/callback_forward.h" |
9 #include "base/files/file.h" | 9 #include "base/files/file.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 #include "content/common/content_export.h" | 11 #include "content/common/content_export.h" |
12 | 12 |
13 namespace net { | 13 namespace net { |
14 class FileStream; | 14 class FileStream; |
15 } | 15 } |
16 | 16 |
17 namespace webkit_blob { | 17 namespace storage { |
18 class ShareableFileReference; | 18 class ShareableFileReference; |
19 } | 19 } |
20 | 20 |
21 namespace content { | 21 namespace content { |
22 | 22 |
23 typedef base::Callback<void(base::File::Error, | 23 typedef base::Callback<void(base::File::Error, |
24 scoped_ptr<net::FileStream>, | 24 scoped_ptr<net::FileStream>, |
25 webkit_blob::ShareableFileReference*)> | 25 storage::ShareableFileReference*)> |
26 CreateTemporaryFileStreamCallback; | 26 CreateTemporaryFileStreamCallback; |
27 | 27 |
28 // Creates a temporary file and asynchronously calls |callback| with a | 28 // Creates a temporary file and asynchronously calls |callback| with a |
29 // net::FileStream and webkit_blob::ShareableFileReference. The file is deleted | 29 // net::FileStream and storage::ShareableFileReference. The file is deleted |
30 // when the webkit_blob::ShareableFileReference is deleted. Note it is the | 30 // when the storage::ShareableFileReference is deleted. Note it is the |
31 // consumer's responsibility to ensure the webkit_blob::ShareableFileReference | 31 // consumer's responsibility to ensure the storage::ShareableFileReference |
32 // stays in scope until net::FileStream has finished closing the file. On error, | 32 // stays in scope until net::FileStream has finished closing the file. On error, |
33 // |callback| is called with an error in the first parameter. | 33 // |callback| is called with an error in the first parameter. |
34 // | 34 // |
35 // This function may only be called on the IO thread. | 35 // This function may only be called on the IO thread. |
36 // | 36 // |
37 // TODO(davidben): Juggling the net::FileStream and | 37 // TODO(davidben): Juggling the net::FileStream and |
38 // webkit_blob::ShareableFileReference lifetimes is a nuisance. The two should | 38 // storage::ShareableFileReference lifetimes is a nuisance. The two should |
39 // be tied together so the consumer need not deal with it. | 39 // be tied together so the consumer need not deal with it. |
40 CONTENT_EXPORT void CreateTemporaryFileStream( | 40 CONTENT_EXPORT void CreateTemporaryFileStream( |
41 const CreateTemporaryFileStreamCallback& callback); | 41 const CreateTemporaryFileStreamCallback& callback); |
42 | 42 |
43 } // namespace content | 43 } // namespace content |
44 | 44 |
45 #endif // CONTENT_BROWSER_LOADER_TEMPORARY_FILE_STREAM_H_ | 45 #endif // CONTENT_BROWSER_LOADER_TEMPORARY_FILE_STREAM_H_ |
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