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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Bill Wendling <wendling@ncsa.uiuc.edu>
* Tuesday, 6. March 2001
*
* Purpose: Support functions for the various tools.
*/
#ifndef H5TOOLS_UTILS_H__
#define H5TOOLS_UTILS_H__
#include "hdf5.h"
/*
* begin get_option section
*/
extern int opt_err; /* getoption prints errors if this is on */
extern int opt_ind; /* token pointer */
extern const char *opt_arg; /* flag argument (or value) */
enum {
no_arg = 0, /* doesn't take an argument */
require_arg, /* requires an argument */
optional_arg /* argument is optional */
};
/*
* get_option determines which options are specified on the command line and
* returns a pointer to any arguments possibly associated with the option in
* the ``opt_arg'' variable. get_option returns the shortname equivalent of
* the option. The long options are specified in the following way:
*
* struct long_options foo[] = {
* { "filename", require_arg, 'f' },
* { "append", no_arg, 'a' },
* { "width", require_arg, 'w' },
* { NULL, 0, 0 }
* };
*
* Long named options can have arguments specified as either:
*
* ``--param=arg'' or ``--param arg''
*
* Short named options can have arguments specified as either:
*
* ``-w80'' or ``-w 80''
*
* and can have more than one short named option specified at one time:
*
* -aw80
*
* in which case those options which expect an argument need to come at the
* end.
*/
typedef struct long_options {
const char *name; /* name of the long option */
int has_arg; /* whether we should look for an arg */
char shortval; /* the shortname equivalent of long arg
* this gets returned from get_option */
} long_options;
extern int get_option(int argc, const char **argv, const char *opt,
const struct long_options *l_opt);
/*
* end get_option section
*/
/*struct taken from the dumper. needed in table struct*/
typedef struct obj_t {
haddr_t objno;
char *objname;
hbool_t displayed; /* Flag to indicate that the object has been displayed */
hbool_t recorded; /* Flag for named datatypes to indicate they were found in the group hierarchy */
} obj_t;
/*struct for the tables that the find_objs function uses*/
typedef struct table_t {
size_t size;
size_t nobjs;
obj_t *objs;
} table_t;
/*this struct stores the information that is passed to the find_objs function*/
typedef struct find_objs_t {
hid_t fid;
table_t *group_table;
table_t *type_table;
table_t *dset_table;
} find_objs_t;
extern int nCols; /*max number of columns for outputting */
/* Definitions of useful routines */
extern void indentation(int);
extern void print_version(const char *progname);
extern void error_msg(const char *progname, const char *fmt, ...);
extern void warn_msg(const char *progname, const char *fmt, ...);
extern void free_table(table_t *table);
#ifdef H5DUMP_DEBUG
extern void dump_tables(find_objs_t *info)
#endif /* H5DUMP_DEBUG */
extern herr_t init_objs(hid_t fid, find_objs_t *info, table_t **group_table,
table_t **dset_table, table_t **type_table);
extern obj_t *search_obj(table_t *temp, haddr_t objno);
#ifndef H5_HAVE_TMPFILE
extern FILE * tmpfile(void);
#endif
/*************************************************************
*
* candidate functions to be public
*
*************************************************************/
/* This code is layout for common code among tools */
typedef enum toolname_t {
TOOL_H5DIFF, TOOL_H5LS, TOOL__H5DUMP /* add as necessary */
} h5tool_toolname_t;
/* this struct can be used to differntiate among tools */
typedef struct {
h5tool_toolname_t toolname;
int msg_mode;
} h5tool_opt_t;
/* obtain link info from H5tools_get_link_info() */
typedef struct {
H5O_type_t trg_type; /* OUT: target type */
const char *trg_path; /* OUT: target obj path. This must be freed
* when used with H5tools_get_link_info() */
H5L_info_t linfo; /* OUT: link info */
h5tool_opt_t opt; /* IN: options */
} h5tool_link_info_t;
/* Definitions of routines */
extern int H5tools_get_link_info(hid_t file_id, const char * linkpath, h5tool_link_info_t *link_info);
#endif /* H5TOOLS_UTILS_H__ */
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