netcdf-c/nczarr_test/test_chunkcases.c
2024-03-18 15:52:19 -05:00

126 lines
3.3 KiB
C

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "netcdf.h"
#include "ncpathmgr.h"
#include "nclist.h"
#ifdef NETCDF_ENABLE_NCZARR
#include "zincludes.h"
#endif
#include "test_utils.h"
static unsigned chunkprod;
static unsigned dimprod;
static int* data = NULL;
static size_t datasize = 0;
static int
writedata(void)
{
int ret = NC_NOERR;
size_t i;
for(i=0;i<dimprod;i++) data[i] = i;
if(options->debug >= 1) {
fprintf(stderr,"write: dimlens=%s chunklens=%s\n",
printvector(options->rank,options->dimlens),printvector(options->rank,options->chunks));
}
if(options->wholechunk) {
fprintf(stderr,"write var: wholechunk\n");
if((ret = nc_put_vars(meta->ncid,meta->varid,options->start,options->edges,(ptrdiff_t*)options->stride,data)))
ERR(ret);
} else {
fprintf(stderr,"write vars: start=%s count=%s stride=%s\n",
printvector(options->rank,options->start),printvector(options->rank,options->edges),printvector(options->rank,options->stride));
if((ret = nc_put_vars(meta->ncid,meta->varid,options->start,options->edges,(ptrdiff_t*)options->stride,data)))
ERR(ret);
}
return 0;
}
static int
readdata(void)
{
int ret = NC_NOERR;
size_t i;
memset(data,0,datasize);
if(options->debug >= 1)
fprintf(stderr,"read: dimlens=%s chunklens=%s\n",
printvector(options->rank,options->dimlens),printvector(options->rank,options->chunks));
fprintf(stderr,"read vars: start=%s count=%s stride=%s",
printvector(options->rank,options->start),
printvector(options->rank,options->edges),
printvector(options->rank,options->stride));
if(options->wholechunk)
fprintf(stderr," wholechunk");
fprintf(stderr,"\n");
if((ret = nc_get_vars(meta->ncid,meta->varid,options->start,options->edges,(ptrdiff_t*)options->stride,data)))
ERR(ret);
for(i=0;i<dimprod;i++) {
printf("[%u] %d\n",(unsigned)i,data[i]);
}
return 0;
}
static int
genodom(void)
{
int i,ret = NC_NOERR;
Odometer* odom = odom_new(options->rank, options->start, options->stop, options->stride, options->max);
if(odom == NULL) {ret = NC_ENOMEM; goto done;}
if(options->debug > 1)
fprintf(stderr,"genodom: odom = %s\n",odom_print(odom));
/* Iterate the odometer */
for(i=0;odom_more(odom);odom_next(odom),i++) {
printf("[%02d] %s\n",i,(i==0?odom_print(odom):odom_printshort(odom)));
}
done:
odom_free(odom);
return ret;
}
int
main(int argc, char** argv)
{
int stat = NC_NOERR;
int i;
if((stat=getoptions(&argc,&argv))) goto done;
if((stat=verifyoptions(options))) goto done;
if((stat = getmetadata(0)))
ERR(stat);
dimprod = 1;
chunkprod = 1;
for(i=0;i<options->rank;i++) {dimprod *= options->dimlens[i]; chunkprod *= options->chunks[i];}
datasize = dimprod*sizeof(int);
if((data = calloc(1,datasize)) == NULL)
{fprintf(stderr,"out of memory\n"); exit(1);}
switch (options->op) {
case Read: readdata(); break;
case Write: writedata(); break;
case Odom: genodom(); break;
default:
fprintf(stderr,"Unknown operation\n");
exit(1);
}
done:
if(data) free(data);
cleanup();
return 0;
}