| // Copyright 2014 The Chromium OS 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 THERMALD_TEMPERATURE_SENSOR_INTERFACE_H_ |
| #define THERMALD_TEMPERATURE_SENSOR_INTERFACE_H_ |
| |
| #include <string> |
| |
| namespace thermald { |
| |
| // Interface for temperature sensors |
| class TemperatureSensorInterface { |
| public: |
| virtual ~TemperatureSensorInterface() {} |
| |
| virtual std::string name() const = 0; |
| |
| // Read the temperature from the sensor |
| // |
| // The unit of the returned temperature value is millidegrees Celsius |
| // |
| // Returns true on success and false otherwise |
| virtual bool ReadTemperature(int *value) = 0; |
| |
| // Check if the sensor is operational. |
| // |
| // Certain types of sensors are not always operational. This method allows |
| // users of the sensor to determine dynamically whether it is possible to read |
| // a temperature from the sensor. |
| // |
| virtual bool IsOperational() = 0; |
| }; |
| |
| } // namespace thermald |
| |
| #endif // THERMALD_TEMPERATURE_SENSOR_INTERFACE_H_ |
