datetime.h

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                                                                             //

#ifndef DATETIME_H
#define DATETIME_H

#if defined(__cplusplus)
extern "C" {
#endif

#ifndef SECONDS

#define SECONDS 1
#endif

#ifndef MINUTES

#define MINUTES 60
#endif

#ifndef HOURS

#define HOURS   60 * MINUTES
#endif

#ifndef DAYS

#define DAYS    24 * HOURS
#endif

typedef struct datetime_st 
{ 
  volatile int y; 
  volatile int mo; 
  volatile int d; 
  volatile int h; 
  volatile int m; 
  volatile int s; 
} datetime; 


void dt_run(datetime dt);

void dt_end();

void dt_set(datetime dt);

datetime dt_get();

int dt_getms();

int dt_toEt(datetime dt);

datetime dt_fromEt(int et);

void dt_toDateStr(datetime dt, char *s);

void dt_toTimeStr(datetime dt, char *s);

datetime dt_fromDateStr(datetime dt, char *s);

datetime dt_fromTimeStr(datetime dt, char *s);

#ifndef DOXYGEN_SHOULD_SKIP_THIS

  #ifndef _eunix
  #define _eunix 2440588
  #endif
  
  #ifndef _edos
  #define _edos 2444240
  #endif
  
  #ifndef _eunix
  #define _eunix 2440588
  #endif
  
  #ifndef _eprop
  #define _eprop 2451545
  #endif
  
  #ifndef _epoch
  #define _epoch _eunix
  #endif

  void secondctr(void *par);

  int dte_toJD(int y, int m, int d);
  int dte_toSPD(int h, int m, int s);
  int dte_toCal(int jd);
  int dte_dateETV(int etv);
  int dte_timeETV(int etv);
  //int dte_toETV(int y, int mo, int d,int h,int m, int s);
  
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(__cplusplus)
}
#endif
/* __cplusplus */  
#endif
/* DATETIME_H */  

/*
  TERMS OF USE: MIT License
 
  Permission is hereby granted, free of charge, to any person obtaining a
  copy of this software and associated documentation files (the "Software"),
  to deal in the Software without restriction, including without limitation
  the rights to use, copy, modify, merge, publish, distribute, sublicense,
  and/or sell copies of the Software, and to permit persons to whom the
  Software is furnished to do so, subject to the following conditions:
 
  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.
 
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  DEALINGS IN THE SOFTWARE.
*/