/*
 * This example shows how to create datasets with region and object references to
 * datasets located under the group /Data_Products/VIIRS-MOD-GTM-EDR-GEO
 *   Main illustrative functions: H5LRcreate_ref_to_all
 */

#include <stdlib.h>
#include "hdf5.h"
#include "hdf5_hl.h"
#include "H5LTpublic.h"
#include "h5hl_region.h"

#define GROUP "/All_Data/VIIRS-MOD-GTM-EDR-GEO_All"
#define Dataset_Aggr "/Data_Products/VIIRS-MOD-GTM-EDR-GEO/VIIRS-MOD-GTM-EDR-GEO_Aggr"
#define Dataset_Gran_0 "/Data_Products/VIIRS-MOD-GTM-EDR-GEO/VIIRS-MOD-GTM-EDR-GEO_Gran_0"

#define filename "GMGTO_npp_raw.h5"

int main(void)
{
    hid_t file_id;  /* file identifier */
    herr_t status;

    /*
     * Open the NPP file.
     */
    file_id = H5Fopen(filename, H5F_ACC_RDWR, H5P_DEFAULT);


    /*
     *  Create a dataset with region references to all the datasets located under /All_Data/VIIRS-MOD-GTM-EDR-GEO_All 
     *  Store the region references in the /Data_Products/VIIRS-MOD-GTM-EDR-GEO/VIIRS-MOD-GTM-EDR-GEO_Gan_0 dataset.
     */
    status = H5LRcreate_ref_to_all(file_id, GROUP, Dataset_Gran_0, H5_INDEX_NAME, H5_ITER_INC, H5R_DATASET_REGION);

    /*
     *  Create a dataset with object references to all the datasets located under /All_Data/VIIRS-MOD-GTM-EDR-GEO_All 
     *  Store the region references in the /Data_Products/VIIRS-MOD-GTM-EDR-GEO/VIIRS-MOD-GTM-EDR-GEO_Aggr dataset.
     */
    status = H5LRcreate_ref_to_all(file_id, GROUP, Dataset_Aggr, H5_INDEX_NAME, H5_ITER_INC, H5R_OBJECT);

    status = H5Fclose(file_id);

}