1 --- services/device/hid/hid_connection_fido.h.orig	2022-02-07 13:39:41 UTC
2 +++ services/device/hid/hid_connection_fido.h
3 @@ -0,0 +1,57 @@
4 +// Copyright (c) 2020 The Chromium Authors. All rights reserved.
5 +// Use of this source code is governed by a BSD-style license that can be
6 +// found in the LICENSE file.
7 +
8 +#ifndef SERVICE_DEVICE_HID_HID_CONNECTION_FIDO_H_
9 +#define SERVICE_DEVICE_HID_HID_CONNECTION_FIDO_H_
10 +
11 +#include "base/files/scoped_file.h"
12 +#include "base/memory/ptr_util.h"
13 +#include "base/memory/ref_counted_memory.h"
14 +#include "base/memory/weak_ptr.h"
15 +#include "base/sequence_checker.h"
16 +#include "services/device/hid/hid_connection.h"
17 +
18 +namespace device {
19 +
20 +class HidConnectionFido : public HidConnection {
21 +public:
22 +  HidConnectionFido(
23 +      scoped_refptr<HidDeviceInfo> device_info, base::ScopedFD fd,
24 +      scoped_refptr<base::SequencedTaskRunner> blocking_task_runner,
25 +      bool allow_protected_reports, bool allow_fido_reports);
26 +
27 +private:
28 +  friend class base::RefCountedThreadSafe<HidConnectionFido>;
29 +  class BlockingTaskHelper;
30 +
31 +  HidConnectionFido(const HidConnectionFido&) = delete;
32 +  HidConnectionFido& operator=(const HidConnectionFido&) = delete;
33 +
34 +  ~HidConnectionFido() override;
35 +
36 +  // HidConnection implementation.
37 +  void PlatformClose() override;
38 +  void PlatformWrite(scoped_refptr<base::RefCountedBytes> buffer,
39 +                     WriteCallback callback) override;
40 +  void PlatformGetFeatureReport(uint8_t report_id,
41 +                                ReadCallback callback) override;
42 +  void PlatformSendFeatureReport(scoped_refptr<base::RefCountedBytes> buffer,
43 +                                 WriteCallback callback) override;
44 +
45 +  const scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
46 +  const scoped_refptr<base::SequencedTaskRunner> task_runner_;
47 +
48 +  SEQUENCE_CHECKER(sequence_checker_);
49 +
50 +  base::WeakPtrFactory<HidConnectionFido> weak_factory_;
51 +
52 +  // |helper_| lives on the sequence to which |blocking_task_runner_| posts
53 +  // tasks so all calls must be posted there including this object's
54 +  // destruction.
55 +  std::unique_ptr<BlockingTaskHelper> helper_;
56 +};
57 +
58 +} // namespace device
59 +
60 +#endif // SERVICE_DEVICE_HID_HID_CONNECTION_FIDO_H_
61