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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <stdio.h>
#ifdef H5_HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "hdf5.h"
#include "H5private.h"
#include "h5tools.h"
#include "h5tools_utils.h"
/* Name of tool */
#define PROGRAMNAME "tellub"
/*
* Command-line options: The user can specify short or long-named
* parameters. The long-named ones can be partially spelled. When
* adding more, make sure that they don't clash with each other.
*/
static const char *s_opts = "h";
static struct long_options l_opts[] = {
{"help", no_arg, 'h'},
{"hel", no_arg, 'h'},
{NULL, 0, '\0'}
};
/*-------------------------------------------------------------------------
* Function: usage
*
* Purpose: Print the usage message
*
* Return: void
*
* Programmer:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void
usage (const char *prog)
{
fflush (stdout);
fprintf (stdout, "usage: %s h5_file\n", prog);
fprintf (stdout,
" Check that h5_fil is HDF5 file and print size of user block \n");
fprintf (stdout, " %s -h\n", prog);
fprintf (stdout, " Print a usage message and exit\n");
}
/*-------------------------------------------------------------------------
* Function: parse_command_line
*
* Purpose: Parse the command line for the h5dumper.
*
* Return: Success:
*
* Failure: Exits program with EXIT_FAILURE value.
*
* Programmer:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void
parse_command_line (int argc, const char *argv[])
{
int opt;
/* parse command line options */
while ((opt = get_option (argc, argv, s_opts, l_opts)) != EOF)
{
switch ((char) opt)
{
case 'h':
usage (h5tools_getprogname());
exit (EXIT_SUCCESS);
case '?':
default:
usage (h5tools_getprogname());
exit (EXIT_FAILURE);
}
}
/* check for file name to be processed */
if (argc <= opt_ind)
{
error_msg("missing file name\n");
usage (h5tools_getprogname());
exit (EXIT_FAILURE);
}
}
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: HDF5 user block unjammer
*
* Return: Success: 0
* Failure: 1
*
* Programmer:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
int
main (int argc, const char *argv[])
{
char *ifname;
void *edata;
H5E_auto2_t func;
hid_t ifile;
hsize_t usize;
htri_t testval;
herr_t status;
hid_t plist;
h5tools_setprogname(PROGRAMNAME);
h5tools_setstatus(EXIT_SUCCESS);
/* Initialize h5tools lib */
h5tools_init();
/* Disable error reporting */
H5Eget_auto2(H5E_DEFAULT, &func, &edata);
H5Eset_auto2(H5E_DEFAULT, NULL, NULL);
parse_command_line (argc, argv);
if (argc <= (opt_ind))
{
error_msg("missing file name\n");
usage (h5tools_getprogname());
return (EXIT_FAILURE);
}
ifname = HDstrdup (argv[opt_ind]);
testval = H5Fis_hdf5 (ifname);
if (testval <= 0)
{
error_msg("Input HDF5 file is not HDF \"%s\"\n", ifname);
return (EXIT_FAILURE);
}
ifile = H5Fopen (ifname, H5F_ACC_RDONLY, H5P_DEFAULT);
if (ifile < 0)
{
error_msg("Can't open input HDF5 file \"%s\"\n", ifname);
return (EXIT_FAILURE);
}
plist = H5Fget_create_plist (ifile);
if (plist < 0)
{
error_msg("Can't get file creation plist for file \"%s\"\n",
ifname);
return (EXIT_FAILURE);
}
status = H5Pget_userblock (plist, &usize);
if (status < 0)
{
error_msg("Can't get user block for file \"%s\"\n", ifname);
return (EXIT_FAILURE);
}
printf ("%ld\n", (long) usize);
H5Pclose (plist);
H5Fclose (ifile);
return (EXIT_SUCCESS);
}
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