forked from osmocom/wireshark
123 lines
3.2 KiB
C
123 lines
3.2 KiB
C
/* summary.c
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* Routines for capture file summary info
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*
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* $Id: summary.c,v 1.23 2003/09/02 22:10:32 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <epan/packet.h>
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#include "globals.h"
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#include "summary.h"
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static double
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secs_usecs( guint32 s, guint32 us)
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{
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return (us / 1000000.0) + (double)s;
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}
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static void
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tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally)
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{
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double cur_time;
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cur_time = secs_usecs(cur_frame->abs_secs, cur_frame->abs_usecs);
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if (cur_time < sum_tally->start_time) {
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sum_tally->start_time = cur_time;
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}
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if (cur_time > sum_tally->stop_time){
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sum_tally->stop_time = cur_time;
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}
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sum_tally->bytes += cur_frame->pkt_len;
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if (cur_frame->flags.passed_dfilter){
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if (sum_tally->filtered_count==0){
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sum_tally->filtered_start= cur_time;
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sum_tally->filtered_stop = cur_time;
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} else {
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if (cur_time < sum_tally->filtered_start) {
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sum_tally->start_time = cur_time;
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}
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if (cur_time > sum_tally->filtered_stop) {
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sum_tally->filtered_stop = cur_time;
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}
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}
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sum_tally->filtered_count++;
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sum_tally->filtered_bytes += cur_frame->pkt_len ;
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}
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if (cur_frame->flags.marked)
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sum_tally->marked_count++;
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}
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void
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summary_fill_in(summary_tally *st)
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{
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frame_data *first_frame, *cur_frame;
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int i;
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frame_data *cur_glist;
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st->start_time = 0;
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st->stop_time = 0;
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st->bytes = 0;
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st->filtered_count = 0;
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st->filtered_start = 0;
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st->filtered_stop = 0;
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st->filtered_bytes = 0;
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st->marked_count = 0;
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/* initialize the tally */
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if (cfile.plist != NULL) {
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first_frame = cfile.plist;
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st->start_time = secs_usecs(first_frame->abs_secs,first_frame->abs_usecs);
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st->stop_time = secs_usecs(first_frame->abs_secs,first_frame->abs_usecs);
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cur_glist = cfile.plist;
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for (i = 0; i < cfile.count; i++) {
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cur_frame = cur_glist;
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tally_frame_data(cur_frame, st);
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cur_glist = cur_glist->next;
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}
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}
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st->filename = cfile.filename;
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st->file_length = cfile.f_len;
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st->encap_type = cfile.cd_t;
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st->has_snap = cfile.has_snap;
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st->snap = cfile.snap;
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st->elapsed_time = secs_usecs(cfile.esec, cfile.eusec);
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st->packet_count = cfile.count;
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st->drops_known = cfile.drops_known;
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st->drops = cfile.drops;
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st->iface = cfile.iface;
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st->dfilter = cfile.dfilter;
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#ifdef HAVE_LIBPCAP
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st->cfilter = cfile.cfilter;
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#else
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st->cfilter = NULL;
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#endif
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}
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