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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "H5private.h"
#include "h5repack.h"
/*-------------------------------------------------------------------------
* Function: check_objects
*
* Purpose: locate all HDF5 objects in the file and compare with user
* supplied list
*
* Return: 0, ok, -1 no
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: September, 23, 2003
*
*-------------------------------------------------------------------------
*/
int check_objects(const char* fname,
pack_opt_t *options)
{
hid_t fid;
int i;
trav_table_t *travt=NULL;
/*-------------------------------------------------------------------------
* open the file
*-------------------------------------------------------------------------
*/
/* disable out reporting */
H5E_BEGIN_TRY {
/* Open the files */
if ((fid=H5Fopen(fname,H5F_ACC_RDONLY,H5P_DEFAULT))<0 ){
printf("h5repack: <%s>: %s\n", fname, H5FOPENERROR );
exit(1);
}
/* enable out reporting */
} H5E_END_TRY;
/*-------------------------------------------------------------------------
* get the list of objects in the file
*-------------------------------------------------------------------------
*/
/* init table */
trav_table_init(&travt);
/* get the list of objects in the file */
if (h5trav_gettable(fid,travt)<0)
goto out;
/*-------------------------------------------------------------------------
* compare with user supplied list
*-------------------------------------------------------------------------
*/
if (options->verbose)
{
printf("Opening file <%s>. Searching for objects to modify...\n",fname);
}
for ( i = 0; i < options->op_tbl->nelems; i++)
{
char* name=options->op_tbl->objs[i].path;
if (options->verbose)
printf(" <%s>",name);
/* the input object names are present in the file and are valid */
if (h5trav_getindext(name,travt)<0)
{
printf("%sError: Could not find <%s> in file <%s>. Exiting...\n",
(options->verbose?"\n":""),name,fname);
goto out;
}
if (options->verbose)
printf("...Found\n");
/* check for extra filter conditions */
switch (options->op_tbl->objs[i].filter->filtn)
{
/* chunk size must be smaller than pixels per block */
case H5Z_FILTER_SZIP:
{
int j;
int csize=1;
int ppb=options->op_tbl->objs[i].filter->cd_values[0];
hsize_t dims[H5S_MAX_RANK];
int rank;
hid_t did;
hid_t sid;
if (options->op_tbl->objs[i].chunk.rank>0)
{
rank=options->op_tbl->objs[i].chunk.rank;
for (j=0; j<rank; j++)
csize*=(int)options->op_tbl->objs[i].chunk.chunk_lengths[j];
}
else
{
if ((did=H5Dopen(fid,travt->objs[i].name))<0)
goto out;
if ((sid=H5Dget_space(did))<0)
goto out;
if ( (rank=H5Sget_simple_extent_ndims(sid))<0)
goto out;
HDmemset(dims, 0, sizeof dims);
if ( H5Sget_simple_extent_dims(sid,dims,NULL)<0)
goto out;
for (j=0; j<rank; j++)
csize*=(int)dims[j];
if (H5Sclose(sid)<0)
goto out;
if (H5Dclose(did)<0)
goto out;
}
if (csize < ppb )
{
printf("Warning: SZIP settins, chunk size is smaller than pixels per block...Exiting\n");
goto out;
}
}
break;
}
} /* i */
/*-------------------------------------------------------------------------
* close
*-------------------------------------------------------------------------
*/
H5Fclose(fid);
trav_table_free(travt);
return 0;
out:
H5Fclose(fid);
trav_table_free(travt);
return -1;
}
/*-------------------------------------------------------------------------
* Function: print_objlist
*
* Purpose: print list of objects in file
*
* Return: void
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: October 23, 2003
*
*-------------------------------------------------------------------------
*/
void print_objlist(const char *filename,
int nobjects,
trav_info_t *info )
{
int i;
printf("File <%s>: # of entries = %d\n", filename, nobjects );
for ( i = 0; i < nobjects; i++)
{
switch ( info[i].type )
{
case H5G_GROUP:
printf(" %-10s %s\n", "group", info[i].name );
break;
case H5G_DATASET:
printf(" %-10s %s\n", "dataset", info[i].name );
break;
case H5G_TYPE:
printf(" %-10s %s\n", "datatype", info[i].name );
break;
case H5G_LINK:
printf(" %-10s %s\n", "link", info[i].name );
break;
default:
printf(" %-10s %s\n", "User defined object", info[i].name );
break;
}
}
}
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