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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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#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
*-------------------------------------------------------------------------
*/
static void
usage (const char *prog)
{
HDfflush(stdout);
HDfprintf(stdout, "usage: %s h5_file\n", prog);
HDfprintf(stdout,
" Check that h5_fil is HDF5 file and print size of user block \n");
HDfprintf(stdout, " %s -h\n", prog);
HDfprintf(stdout, " Print a usage message and exit\n");
} /* end usage() */
/*-------------------------------------------------------------------------
* Function: parse_command_line
*
* Purpose: Parse the command line.
*
* Return: Success: void
* Failure: Exits program with EXIT_FAILURE value.
*-------------------------------------------------------------------------
*/
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());
HDexit(EXIT_SUCCESS);
case '?':
default:
usage (h5tools_getprogname());
HDexit(EXIT_FAILURE);
}
}
/* check for file name to be processed */
if (argc <= opt_ind) {
error_msg("missing file name\n");
usage (h5tools_getprogname());
HDexit(EXIT_FAILURE);
}
} /* end parse_command_line() */
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: HDF5 user block tell size
*
* Return: EXIT_SUCCESS/EXIT_FAILURE
*-------------------------------------------------------------------------
*/
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 = H5I_INVALID_HID;
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;
}
HDprintf("%ld\n", (long) usize);
H5Pclose (plist);
H5Fclose (ifile);
return EXIT_SUCCESS;
} /* end main() */
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