wireshark/summary.c

133 lines
3.3 KiB
C

/* summary.c
* Routines for capture file summary info
*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* 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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <epan/packet.h>
#include "cfile.h"
#include "summary.h"
#ifdef HAVE_LIBPCAP
#include "capture_ui_utils.h"
#endif
static void
tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally)
{
double cur_time;
cur_time = nstime_to_sec(&cur_frame->abs_ts);
if (cur_time < sum_tally->start_time) {
sum_tally->start_time = cur_time;
}
if (cur_time > sum_tally->stop_time){
sum_tally->stop_time = cur_time;
}
sum_tally->bytes += cur_frame->pkt_len;
if (cur_frame->flags.passed_dfilter){
if (sum_tally->filtered_count==0){
sum_tally->filtered_start= cur_time;
sum_tally->filtered_stop = cur_time;
} else {
if (cur_time < sum_tally->filtered_start) {
sum_tally->start_time = cur_time;
}
if (cur_time > sum_tally->filtered_stop) {
sum_tally->filtered_stop = cur_time;
}
}
sum_tally->filtered_count++;
sum_tally->filtered_bytes += cur_frame->pkt_len ;
}
if (cur_frame->flags.marked)
sum_tally->marked_count++;
}
void
summary_fill_in(capture_file *cf, summary_tally *st)
{
frame_data *first_frame, *cur_frame;
int i;
frame_data *cur_glist;
st->start_time = 0;
st->stop_time = 0;
st->bytes = 0;
st->filtered_count = 0;
st->filtered_start = 0;
st->filtered_stop = 0;
st->filtered_bytes = 0;
st->marked_count = 0;
/* initialize the tally */
if (cf->plist != NULL) {
first_frame = cf->plist;
st->start_time = nstime_to_sec(&first_frame->abs_ts);
st->stop_time = nstime_to_sec(&first_frame->abs_ts);
cur_glist = cf->plist;
for (i = 0; i < cf->count; i++) {
cur_frame = cur_glist;
tally_frame_data(cur_frame, st);
cur_glist = cur_glist->next;
}
}
st->filename = cf->filename;
st->file_length = cf->f_datalen;
st->encap_type = cf->cd_t;
st->has_snap = cf->has_snap;
st->snap = cf->snap;
st->elapsed_time = nstime_to_sec(&cf->elapsed_time);
st->packet_count = cf->count;
st->drops_known = cf->drops_known;
st->drops = cf->drops;
st->dfilter = cf->dfilter;
/* capture related */
st->cfilter = NULL;
st->iface = NULL;
st->iface_descr = NULL;
}
#ifdef HAVE_LIBPCAP
void
summary_fill_in_capture(capture_options *capture_opts, summary_tally *st)
{
st->cfilter = capture_opts->cfilter;
st->iface = capture_opts->iface;
if(st->iface) {
st->iface_descr = get_interface_descriptive_name(st->iface);
} else {
st->iface_descr = NULL;
}
}
#endif