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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 DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ | 5 #ifndef DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ |
6 #define DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ | 6 #define DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include "base/message_loop/message_loop.h" | 9 #include "base/message_loop/message_loop.h" |
10 #include "base/single_thread_task_runner.h" | 10 #include "base/single_thread_task_runner.h" |
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59 // Asynchronous event mask state | 59 // Asynchronous event mask state |
60 DWORD event_mask_; | 60 DWORD event_mask_; |
61 | 61 |
62 // Indicates if a pending read is waiting on initial data arrival via | 62 // Indicates if a pending read is waiting on initial data arrival via |
63 // WaitCommEvent, as opposed to waiting on actual ReadFile completion | 63 // WaitCommEvent, as opposed to waiting on actual ReadFile completion |
64 // after a corresponding WaitCommEvent has completed. | 64 // after a corresponding WaitCommEvent has completed. |
65 bool is_comm_pending_; | 65 bool is_comm_pending_; |
66 | 66 |
67 // The helper lives on the UI thread and holds a weak reference back to the | 67 // The helper lives on the UI thread and holds a weak reference back to the |
68 // handler that owns it. | 68 // handler that owns it. |
69 UiThreadHelper* helper_ = nullptr; | 69 UiThreadHelper* helper_; |
70 base::WeakPtrFactory<SerialIoHandlerWin> weak_factory_; | 70 base::WeakPtrFactory<SerialIoHandlerWin> weak_factory_; |
71 | 71 |
72 DISALLOW_COPY_AND_ASSIGN(SerialIoHandlerWin); | 72 DISALLOW_COPY_AND_ASSIGN(SerialIoHandlerWin); |
73 }; | 73 }; |
74 | 74 |
75 } // namespace device | 75 } // namespace device |
76 | 76 |
77 #endif // DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ | 77 #endif // DEVICE_SERIAL_SERIAL_IO_HANDLER_WIN_H_ |
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