MtkJulianToDateTime.c

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/*===========================================================================
=                                                                           =
=                           MtkJulianToDateTime                             =
=                                                                           =
=============================================================================

                         Jet Propulsion Laboratory
                                   MISR
                               MISR Toolkit

            Copyright 2006, California Institute of Technology.
                           ALL RIGHTS RESERVED.
                 U.S. Government Sponsorship acknowledged.

============================================================================*/

#include "MisrUtil.h"
#include "MisrError.h"
#include <math.h>
#include <string.h>

MTKt_status MtkJulianToDateTime(
  double jd, 
  char datetime[MTKd_DATETIME_LEN]  )
{
  MTKt_status status; /* Return status */
  MTKt_status status_code; /* Return code of this function */
  int year, month, day, hour, min, sec;

  if (datetime == NULL)
    MTK_ERR_CODE_JUMP(MTK_NULLPTR);

  if (jd < 1721119.5)
    MTK_ERR_CODE_JUMP(MTK_BAD_ARGUMENT);

  status = MtkJulianToCal(jd,&year,&month,&day,&hour,&min,&sec);
  MTK_ERR_COND_JUMP(status);

  sprintf(datetime,"%04d-%02d-%02dT%02d:%02d:%02dZ",year,month,day,hour,min,sec);

  return MTK_SUCCESS;

ERROR_HANDLE:
  return status_code;
}