2 * Routines and definitions for time statistics
3 * Copyrigth 2003 Lars Roland
7 * Ethereal - Network traffic analyzer
8 * By Gerald Combs <gerald@ethereal.com>
9 * Copyright 1998 Gerald Combs
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
30 #include "epan/packet_info.h"
31 #include "epan/nstime.h"
33 /* Summary of time statistics*/
34 typedef struct _timestat_t {
35 guint32 num; /* number of samples */
36 guint32 min_num; /* frame number of minimum */
37 guint32 max_num; /* frame number of maximum */
47 extern void get_timedelta(nstime_t *delta, const nstime_t *b, const nstime_t *a );
50 extern void addtime(nstime_t *sum, const nstime_t *a);
52 /* converts nstime to gdouble, time base is milli seconds*/
53 extern gdouble nstime_to_msec(const nstime_t *time);
55 extern void time_stat_update(timestat_t *stats, const nstime_t *delta, packet_info *pinfo);
56 extern gdouble get_average(const nstime_t *sum, guint32 num);