chromium/services/device/generic_sensor/platform_sensor_reader_linux.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "services/device/generic_sensor/platform_sensor_reader_linux.h"

#include <memory>

#include "base/files/file_util.h"
#include "base/functional/bind.h"
#include "base/sequence_checker.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/thread_pool.h"
#include "base/threading/sequence_bound.h"
#include "base/timer/timer.h"
#include "services/device/generic_sensor/linux/sensor_data_linux.h"
#include "services/device/generic_sensor/platform_sensor_linux.h"
#include "services/device/public/cpp/generic_sensor/sensor_reading.h"

namespace device {

class PollingSensorReader : public SensorReader { … };

PollingSensorReader::BlockingTaskRunnerHelper::BlockingTaskRunnerHelper(
    base::WeakPtr<PollingSensorReader> polling_sensor_reader,
    scoped_refptr<base::SequencedTaskRunner> task_runner,
    const SensorInfoLinux& sensor_info)
    : … { … }

PollingSensorReader::BlockingTaskRunnerHelper::~BlockingTaskRunnerHelper() { … }

void PollingSensorReader::BlockingTaskRunnerHelper::StartPolling(
    double frequency) { … }

void PollingSensorReader::BlockingTaskRunnerHelper::StopPolling() { … }

void PollingSensorReader::BlockingTaskRunnerHelper::StopWithError() { … }

void PollingSensorReader::BlockingTaskRunnerHelper::PollForData() { … }

PollingSensorReader::PollingSensorReader(
    const SensorInfoLinux& sensor_info,
    base::WeakPtr<PlatformSensorLinux> sensor)
    : … { … }

PollingSensorReader::~PollingSensorReader() { … }

void PollingSensorReader::StartFetchingData(
    const PlatformSensorConfiguration& configuration) { … }

void PollingSensorReader::StopFetchingData() { … }

void PollingSensorReader::OnReadingAvailable(SensorReading reading) { … }

void PollingSensorReader::OnReadingError() { … }

// static
std::unique_ptr<SensorReader> SensorReader::Create(
    const SensorInfoLinux& sensor_info,
    base::WeakPtr<PlatformSensorLinux> sensor) { … }

SensorReader::SensorReader(base::WeakPtr<PlatformSensorLinux> sensor)
    : … { … }

SensorReader::~SensorReader() = default;

void SensorReader::NotifyReadError() { … }

}  // namespace device