ceftimeinfo.c
1.47 KB
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/************************************************************/
/*
/***********************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <CEF.h>
#include <string.h>
#include <time.h>
#include <math.h>
#define MAX_FILE_NAME_LEN 250 // Max. file name length
#define DAYS_1958_1970 4383
#define MILLI_PER_DAY 86400000
/**************************
Function prototypes
**************************/
/*--------------------------------------------------------------------------*/
int main(int argc, char *argv[])
{
t_err err;
int i, RecCount, VarCount;
t_variable *cef_time, *var;
double ddTime0, ddTimeN, step, SHIFT;
SHIFT = (double)DAYS_1958_1970 * (double)MILLI_PER_DAY;
/*********************** Open CEF file *****************************/
err = Read_CEF_file(argv[1]);
RecCount = Records_count();
VarCount = Variables_count();
for (i = 0; i < VarCount; i++) {
var = Get_variable_number(i);
if (var->type == CEF_ISO_TIME ) break;
}
cef_time = Get_variable(var->name);
ddTime0 = ((T1D(cef_time, 0, 0) - SHIFT) / 1000.0);
ddTimeN = ((T1D(cef_time, RecCount-1, 0) - SHIFT) / 1000.0);
step = ((T1D(cef_time, 1, 0) - SHIFT) / 1000.0) - ddTime0;
printf("%lf %lf %f", ddTime0, ddTimeN, step);
err = Close_CEF_file();
}