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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 CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_
H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_
H_ |
6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_
H_ | 6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_
H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
| 10 #include <memory> |
| 11 |
10 #include "base/files/file_path.h" | 12 #include "base/files/file_path.h" |
11 #include "base/macros.h" | 13 #include "base/macros.h" |
12 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
13 #include "base/memory/scoped_ptr.h" | |
14 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
15 #include "storage/browser/fileapi/file_stream_reader.h" | 16 #include "storage/browser/fileapi/file_stream_reader.h" |
16 #include "storage/browser/fileapi/file_system_url.h" | 17 #include "storage/browser/fileapi/file_system_url.h" |
17 | 18 |
18 namespace chromeos { | 19 namespace chromeos { |
19 namespace file_system_provider { | 20 namespace file_system_provider { |
20 | 21 |
21 struct EntryMetadata; | 22 struct EntryMetadata; |
22 class ProvidedFileSystemInterface; | 23 class ProvidedFileSystemInterface; |
23 | 24 |
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64 | 65 |
65 // Called when opening a file is completed with either a success or an error. | 66 // Called when opening a file is completed with either a success or an error. |
66 void OnOpenFileCompleted( | 67 void OnOpenFileCompleted( |
67 const base::Closure& pending_closure, | 68 const base::Closure& pending_closure, |
68 const net::Int64CompletionCallback& error_callback, | 69 const net::Int64CompletionCallback& error_callback, |
69 base::File::Error result); | 70 base::File::Error result); |
70 | 71 |
71 // Called when initialization is completed with either a success or an error. | 72 // Called when initialization is completed with either a success or an error. |
72 void OnInitializeCompleted(const base::Closure& pending_closure, | 73 void OnInitializeCompleted(const base::Closure& pending_closure, |
73 const net::Int64CompletionCallback& error_callback, | 74 const net::Int64CompletionCallback& error_callback, |
74 scoped_ptr<EntryMetadata> metadata, | 75 std::unique_ptr<EntryMetadata> metadata, |
75 base::File::Error result); | 76 base::File::Error result); |
76 | 77 |
77 // Called when a file system provider returns chunk of read data. Note, that | 78 // Called when a file system provider returns chunk of read data. Note, that |
78 // this may be called multiple times per single Read() call, as long as | 79 // this may be called multiple times per single Read() call, as long as |
79 // |has_more| is set to true. |result| is set to success only if reading is | 80 // |has_more| is set to true. |result| is set to success only if reading is |
80 // successful, and the file has not changed while reading. | 81 // successful, and the file has not changed while reading. |
81 void OnReadChunkReceived(const net::CompletionCallback& callback, | 82 void OnReadChunkReceived(const net::CompletionCallback& callback, |
82 int chunk_length, | 83 int chunk_length, |
83 bool has_more, | 84 bool has_more, |
84 base::File::Error result); | 85 base::File::Error result); |
85 | 86 |
86 // Called when fetching length of the file is completed with either a success | 87 // Called when fetching length of the file is completed with either a success |
87 // or an error. | 88 // or an error. |
88 void OnGetMetadataForGetLengthReceived( | 89 void OnGetMetadataForGetLengthReceived( |
89 const net::Int64CompletionCallback& callback, | 90 const net::Int64CompletionCallback& callback, |
90 scoped_ptr<EntryMetadata> metadata, | 91 std::unique_ptr<EntryMetadata> metadata, |
91 base::File::Error result); | 92 base::File::Error result); |
92 | 93 |
93 // Same as Read(), but called after initializing is completed. | 94 // Same as Read(), but called after initializing is completed. |
94 void ReadAfterInitialized(scoped_refptr<net::IOBuffer> buffer, | 95 void ReadAfterInitialized(scoped_refptr<net::IOBuffer> buffer, |
95 int buffer_length, | 96 int buffer_length, |
96 const net::CompletionCallback& callback); | 97 const net::CompletionCallback& callback); |
97 | 98 |
98 // Same as GetLength(), but called after initializing is completed. | 99 // Same as GetLength(), but called after initializing is completed. |
99 void GetLengthAfterInitialized(const net::Int64CompletionCallback& callback); | 100 void GetLengthAfterInitialized(const net::Int64CompletionCallback& callback); |
100 | 101 |
101 storage::FileSystemURL url_; | 102 storage::FileSystemURL url_; |
102 int64_t current_offset_; | 103 int64_t current_offset_; |
103 int64_t current_length_; | 104 int64_t current_length_; |
104 base::Time expected_modification_time_; | 105 base::Time expected_modification_time_; |
105 scoped_refptr<OperationRunner> runner_; | 106 scoped_refptr<OperationRunner> runner_; |
106 State state_; | 107 State state_; |
107 | 108 |
108 base::WeakPtrFactory<FileStreamReader> weak_ptr_factory_; | 109 base::WeakPtrFactory<FileStreamReader> weak_ptr_factory_; |
109 DISALLOW_COPY_AND_ASSIGN(FileStreamReader); | 110 DISALLOW_COPY_AND_ASSIGN(FileStreamReader); |
110 }; | 111 }; |
111 | 112 |
112 } // namespace file_system_provider | 113 } // namespace file_system_provider |
113 } // namespace chromeos | 114 } // namespace chromeos |
114 | 115 |
115 #endif // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READ
ER_H_ | 116 #endif // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READ
ER_H_ |
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