/*=========== Include files =================================================*/
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <time.h>
#include "TConvert.h"

/*=========== Code begins ===================================================*/
int main(void)
{
  time_t systime, gpstime, systime2;

  /* Convert the current time */
  systime = time(NULL);
  gpstime = TConvertSysToGPS(systime);
  systime2 = TConvertGPSToSys(gpstime);
  printf( "\nCurrent time:  Sys %d --> GPS %d --> Sys %d\n",
	  systime, gpstime, systime2 );

  printf( "\nInvalid conversions always return -1\n" );
  systime = 100000; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );
  gpstime = -10000; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );

  printf( "\nConvert some system times, near a leap second, to GPS times\n" );
  systime = 773020798; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );
  systime = 773020799; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );
  systime = 773020800; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );
  systime = 773020801; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );
  systime = 773020802; gpstime = TConvertSysToGPS(systime);
  printf( "Sys %d --> GPS %d\n", systime, gpstime );

  printf( "\nConvert some GPS times, near a leap second, to system times\n" );
  gpstime = 457056007; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );
  gpstime = 457056008; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );
  gpstime = 457056009; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );
  gpstime = 457056010; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );
  gpstime = 457056011; systime = TConvertGPSToSys(gpstime);
  printf( "GPS %d --> Sys %d\n", gpstime, systime );

  return 0;
}