57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
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// Copyright (c) 2020 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SERVICE_EVICE_HID_HID_CONNECTION_FIDO_H_
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#define SERVICE_DEVICE_HID_HID_CONNECTION_FIDO_H_
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#include "base/files/scoped_file.h"
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#include "base/macros.h"
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#include "base/memory/ptr_util.h"
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#include "base/memory/ref_counted_memory.h"
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#include "base/memory/weak_ptr.h"
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#include "base/sequence_checker.h"
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#include "services/device/hid/hid_connection.h"
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namespace device {
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class HidConnectionFido : public HidConnection {
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public:
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HidConnectionFido(
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scoped_refptr<HidDeviceInfo> device_info, base::ScopedFD fd,
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scoped_refptr<base::SequencedTaskRunner> blocking_task_runner);
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private:
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friend class base::RefCountedThreadSafe<HidConnectionFido>;
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class BlockingTaskHelper;
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~HidConnectionFido() override;
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// HidConnection implementation.
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void PlatformClose() override;
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void PlatformWrite(scoped_refptr<base::RefCountedBytes> buffer,
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WriteCallback callback) override;
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void PlatformGetFeatureReport(uint8_t report_id,
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ReadCallback callback) override;
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void PlatformSendFeatureReport(scoped_refptr<base::RefCountedBytes> buffer,
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WriteCallback callback) override;
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const scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
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const scoped_refptr<base::SequencedTaskRunner> task_runner_;
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SEQUENCE_CHECKER(sequence_checker_);
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base::WeakPtrFactory<HidConnectionFido> weak_factory_;
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// |helper_| lives on the sequence to which |blocking_task_runner_| posts
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// tasks so all calls must be posted there including this object's
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// destruction.
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std::unique_ptr<BlockingTaskHelper> helper_;
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DISALLOW_COPY_AND_ASSIGN(HidConnectionFido);
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};
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} // namespace device
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#endif // SERVICE_DEVICE_HID_HID_CONNECTION_FIDO_H_
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