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