fsfw/src/fsfw/osal/freertos/Timekeeper.h

#ifndef FRAMEWORK_OSAL_FREERTOS_TIMEKEEPER_H_
#define FRAMEWORK_OSAL_FREERTOS_TIMEKEEPER_H_

#include "../../timemanager/Clock.h"
#include "FreeRTOS.h"
#include "task.h"

/**
 * A Class to basically store the time difference between uptime and UTC
 * so the "time-agnostic" FreeRTOS can keep an UTC Time
 *
 * Implemented as Singleton, so the FSFW Clock Implementation (see Clock.cpp)
 * can use it without having a member.
 */

class Timekeeper {
 private:
  Timekeeper();

  timeval offset;

  static Timekeeper* myinstance;

 public:
  static Timekeeper* instance();
  virtual ~Timekeeper();

  static timeval ticksToTimeval(TickType_t ticks);
  /**
   * Get elapsed time in system ticks.
   * @return
   */
  static TickType_t getTicks();

  const timeval& getOffset() const;
  void setOffset(const timeval& offset);
};

#endif /* FRAMEWORK_OSAL_FREERTOS_TIMEKEEPER_H_ */