summary.c

   1 /* summary.c
   2  * Routines for capture file summary info
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  23  */
  24
  25 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #ifdef HAVE_SYS_TYPES_H
  30 #include <sys/types.h>
  31 #endif
  32
  33 #include <epan/packet.h>
  34 #include "cfile.h"
  35 #include "summary.h"
  36 #ifdef HAVE_LIBPCAP
  37 #include "capture_ui_utils.h"
  38 #endif
  39
  40
  41 static void
  42 tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally)
  43 {
  44   double cur_time;
  45
  46   cur_time = nstime_to_sec(&cur_frame->abs_ts);
  47
  48   if (cur_time < sum_tally->start_time) {
  49     sum_tally->start_time = cur_time;
  50   }
  51   if (cur_time > sum_tally->stop_time){
  52     sum_tally->stop_time = cur_time;
  53   }
  54   sum_tally->bytes += cur_frame->pkt_len;
  55   if (cur_frame->flags.passed_dfilter){
  56     if (sum_tally->filtered_count==0){
  57             sum_tally->filtered_start= cur_time;
  58             sum_tally->filtered_stop = cur_time;
  59     } else {
  60             if (cur_time < sum_tally->filtered_start) {
  61                     sum_tally->filtered_start = cur_time;
  62             }
  63             if (cur_time > sum_tally->filtered_stop) {
  64                     sum_tally->filtered_stop = cur_time;
  65             }
  66     }
  67     sum_tally->filtered_count++;
  68     sum_tally->filtered_bytes += cur_frame->pkt_len ;
  69   }
  70   if (cur_frame->flags.marked){
  71     if (sum_tally->marked_count==0){
  72             sum_tally->marked_start= cur_time;
  73             sum_tally->marked_stop = cur_time;
  74     } else {
  75             if (cur_time < sum_tally->marked_start) {
  76                     sum_tally->marked_start = cur_time;
  77             }
  78             if (cur_time > sum_tally->marked_stop) {
  79                     sum_tally->marked_stop = cur_time;
  80             }
  81     }
  82     sum_tally->marked_count++;
  83     sum_tally->marked_bytes += cur_frame->pkt_len ;
  84   }
  85   if (cur_frame->flags.ignored){
  86     sum_tally->ignored_count++;
  87   }
  88 }
  89
  90 void
  91 summary_fill_in(capture_file *cf, summary_tally *st)
  92 {
  93
  94   frame_data    *first_frame, *cur_frame;
  95   guint32        framenum;
  96   wtapng_section_t* shb_inf;
  97
  98   st->start_time = 0;
  99   st->stop_time = 0;
 100   st->bytes = 0;
 101   st->filtered_count = 0;
 102   st->filtered_start = 0;
 103   st->filtered_stop = 0;
 104   st->filtered_bytes = 0;
 105   st->marked_count = 0;
 106   st->marked_start = 0;
 107   st->marked_stop = 0;
 108   st->marked_bytes = 0;
 109   st->ignored_count = 0;
 110
 111   /* initialize the tally */
 112   if (cf->count != 0) {
 113     first_frame = frame_data_sequence_find(cf->frames, 1);
 114     st->start_time = nstime_to_sec(&first_frame->abs_ts);
 115     st->stop_time = nstime_to_sec(&first_frame->abs_ts);
 116
 117     for (framenum = 1; framenum <= cf->count; framenum++) {
 118       cur_frame = frame_data_sequence_find(cf->frames, framenum);
 119       tally_frame_data(cur_frame, st);
 120     }
 121   }
 122
 123   st->filename = cf->filename;
 124   st->file_length = cf->f_datalen;
 125   st->file_type = cf->cd_t;
 126   st->is_tempfile = cf->is_tempfile;
 127   st->encap_type = cf->lnk_t;
 128   st->has_snap = cf->has_snap;
 129   st->snap = cf->snap;
 130   st->elapsed_time = nstime_to_sec(&cf->elapsed_time);
 131   st->packet_count = cf->count;
 132   st->drops_known = cf->drops_known;
 133   st->drops = cf->drops;
 134   st->dfilter = cf->dfilter;
 135
 136   /* Get info from SHB */
 137   shb_inf = wtap_file_get_shb_info(cf->wth);
 138
 139   shb_inf = wtap_file_get_shb_info(cf->wth);
 140   st->opt_comment    = shb_inf->opt_comment;
 141   st->shb_hardware   = shb_inf->shb_hardware;
 142   st->shb_os         = shb_inf->shb_os;
 143   st->shb_user_appl  = shb_inf->shb_user_appl;
 144   g_free(shb_inf);
 145
 146   st->ifaces  = g_array_new(FALSE, FALSE, sizeof(iface_options));
 147 }
 148
 149
 150 #ifdef HAVE_LIBPCAP
 151 void
 152 summary_fill_in_capture(capture_file *cf,capture_options *capture_opts, summary_tally *st)
 153 {
 154   iface_options iface;
 155   interface_t device;
 156   guint i;
 157   wtapng_iface_descriptions_t* idb_info;
 158   wtapng_if_descr_t wtapng_if_descr;
 159
 160   while (st->ifaces->len > 0) {
 161     iface = g_array_index(st->ifaces, iface_options, 0);
 162     st->ifaces = g_array_remove_index(st->ifaces, 0);
 163     g_free(iface.name);
 164     g_free(iface.descr);
 165     g_free(iface.cfilter);
 166   }
 167   if (st->is_tempfile) {
 168     for (i = 0; i < capture_opts->all_ifaces->len; i++) {
 169       device = g_array_index(capture_opts->all_ifaces, interface_t, i);
 170       if (!device.selected) {
 171         continue;
 172       }
 173       iface.cfilter = g_strdup(device.cfilter);
 174       iface.name = g_strdup(device.name);
 175       iface.descr = g_strdup(device.display_name);
 176       iface.drops_known = cf->drops_known;
 177       iface.drops = cf->drops;
 178       iface.has_snap = device.has_snaplen;
 179       iface.snap = device.snaplen;
 180       iface.linktype = device.active_dlt;
 181       g_array_append_val(st->ifaces, iface);
 182     }
 183   } else {
 184     idb_info = wtap_file_get_idb_info(cf->wth);
 185     for (i = 0; i < idb_info->number_of_interfaces; i++) {
 186       wtapng_if_descr = g_array_index(idb_info->interface_data, wtapng_if_descr_t, i);
 187       iface.cfilter = g_strdup(wtapng_if_descr.if_filter);
 188       iface.name = g_strdup(wtapng_if_descr.if_name);
 189       iface.descr = g_strdup(wtapng_if_descr.if_description);
 190       iface.drops_known = FALSE;
 191       iface.drops = 0;
 192       iface.snap = wtapng_if_descr.snap_len;
 193       iface.has_snap = (iface.snap != 65535);
 194       iface.linktype = wtapng_if_descr.link_type;
 195       g_array_append_val(st->ifaces, iface);
 196     }
 197         g_free(idb_info);
 198   }
 199 }
 200 #endif