/******************************************************************************
  Filename:       OSAL_Clock.h
  Revised:        $Date: 2011-02-02 14:21:10 -0800 (Wed, 02 Feb 2011) $
  Revision:       $Revision: 24962 $

  Description:    OSAL Clock definition and manipulation functions.


  Copyright 2008-2011 Texas Instruments Incorporated. All rights reserved.

  IMPORTANT: Your use of this Software is limited to those specific rights
  granted under the terms of a software license agreement between the user
  who downloaded the software, his/her employer (which must be your employer)
  and Texas Instruments Incorporated (the "License"). You may not use this
  Software unless you agree to abide by the terms of the License. The License
  limits your use, and you acknowledge, that the Software may not be modified,
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  or used solely and exclusively in conjunction with a Texas Instruments radio
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  YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
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******************************************************************************/

#ifndef OSAL_CLOCK_H
#define OSAL_CLOCK_H

#ifdef __cplusplus
extern "C"
{
#endif

/*********************************************************************
 * INCLUDES
 */

/*********************************************************************
 * MACROS
 */

#define	IsLeapYear(yr)	(!((yr) % 400) || (((yr) % 100) && !((yr) % 4)))

/*********************************************************************
 * CONSTANTS
 */

/*********************************************************************
 * TYPEDEFS
 */

// number of seconds since 0 hrs, 0 minutes, 0 seconds, on the
// 1st of January 2000 UTC
typedef uint32 UTCTime;

// To be used with
typedef struct
{
  uint8 seconds;  // 0-59
  uint8 minutes;  // 0-59
  uint8 hour;     // 0-23
  uint8 day;      // 0-30
  uint8 month;    // 0-11
  uint16 year;    // 2000+
} UTCTimeStruct;

/*********************************************************************
 * GLOBAL VARIABLES
 */

/*********************************************************************
 * FUNCTIONS
 */

  /*
   * Updates the OSAL clock and Timers from the MAC 320us timer tick.
   */
  extern void osalTimeUpdate( void );

  /*
   * Set the new time.  This will only set the seconds portion
   * of time and doesn't change the factional second counter.
   *     newTime - number of seconds since 0 hrs, 0 minutes,
   *               0 seconds, on the 1st of January 2000 UTC
   */
  extern void osal_setClock( UTCTime newTime );

  /*
   * Gets the current time.  This will only return the seconds
   * portion of time and doesn't include the factional second counter.
   *     returns: number of seconds since 0 hrs, 0 minutes,
   *              0 seconds, on the 1st of January 2000 UTC
   */
  extern UTCTime osal_getClock( void );

  /*
   * Converts UTCTime to UTCTimeStruct
   *
   * secTime - number of seconds since 0 hrs, 0 minutes,
   *          0 seconds, on the 1st of January 2000 UTC
   * tm - pointer to breakdown struct
   */
  extern void osal_ConvertUTCTime( UTCTimeStruct *tm, UTCTime secTime );

  /*
   * Converts UTCTimeStruct to UTCTime (seconds since 00:00:00 01/01/2000)
   *
   * tm - pointer to UTC time struct
   */
  extern UTCTime osal_ConvertUTCSecs( UTCTimeStruct *tm );

/*********************************************************************
*********************************************************************/

#ifdef __cplusplus
}
#endif

#endif /* OSAL_CLOCK_H */