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range.h
/* range.h
 * Range routines
 *
 * $Id: range.h 24934 2008-04-12 14:08:19Z stig $
 *
 * Dick Gooris <gooris@lucent.com>
 * Ulf Lamping <ulf.lamping@web.de>
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef __RANGE_H__
#define __RANGE_H__

#include <glib.h>

/* XXX where's the best place for these? */
#define MAX_SCTP_PORT 65535
#define MAX_TCP_PORT 65535
#define MAX_UDP_PORT 65535
#define MAX_DCCP_PORT 65535

00039 typedef struct range_admin_tag {
    guint32 low;
    guint32 high;
} range_admin_t;

00044 typedef struct range {
    /* user specified range(s) */
    guint           nranges;   /* number of entries in ranges */
    range_admin_t   ranges[1]; /* variable-length array */
} range_t;

/*
 * Return value from range_convert_str().
 */
typedef enum {
    CVT_NO_ERROR,
    CVT_SYNTAX_ERROR,
    CVT_NUMBER_TOO_BIG
} convert_ret_t;  

extern range_t *range_empty(void);

extern convert_ret_t range_convert_str(range_t **range, const gchar *es,
    guint32 max_value);

extern gboolean value_is_in_range(range_t *range, guint32 val);

extern gboolean ranges_are_equal(range_t *a, range_t *b);

extern void range_foreach(range_t *range, void (*callback)(guint32 val));

extern char *range_convert_range(range_t *range);

extern range_t *range_copy(range_t *src);

#endif /* __RANGE_H__ */

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