File content as of revision 3:8e9b9f5818aa:

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#ifndef _DEVICE_LOGGING_H_
#define _DEVICE_LOGGING_H_

#include "mbed.h"

/**
* @brief  Class that is used to store device logging parameters when logging to
* flash or streaming usb
*/
class Device_Logging {
public:
  /**
  * @brief Check if logging is enabled for this device
  */
  int isLoggingEnabled(void);
  /**
  * @brief Returns the sample rate for the device, rate is in seconds
  */
  int getLoggingSampleRate(void);
  /**
  * @brief Initialize the sampling rate for the device
  * @param sampleRate Rate to log device output in seconds
  */
  void initStart(int sampleRate);
  /**
  * @brief Gets a value that represents when device needs to be sampled again,
  * used for datalogging and usb streaming
  */
  int getNextSampleTime(void);
  /**
  * @brief Sets a value that represents when device needs to be sampled again,
  * used for datalogging and usb streaming
  * @param time Time for next sample in seconds, time is relative to a timer
  */
  void setNextSampleTime(int time);
  /**
  * @brief Disables further datalog and streaming sampling for the device
  * @param time Time for next sample in seconds, time is relative to a timer
  */
  void stop(void);

private:
  /// The sample rate in seconds
  int sampleRate;
  /// If logging is enabled or not
  int enabled;
  /// Bookkeeping var to keep track of the next sample time
  int nextSampleTime;
};

#endif /* _DEVICE_LOGGING_H_ */