From Clemens Auer:
[obnox/wireshark/wip.git] / 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   int           i;
96   frame_data    *cur_glist;
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->plist_start != NULL) {
113     first_frame = cf->plist_start;
114     st->start_time      = nstime_to_sec(&first_frame->abs_ts);
115     st->stop_time = nstime_to_sec(&first_frame->abs_ts);
116     cur_glist = cf->plist_start;
117
118     for (i = 0; i < cf->count; i++) {
119       cur_frame = cur_glist;
120       tally_frame_data(cur_frame, st);
121       cur_glist = cur_glist->next;
122     }
123   }
124
125   st->filename = cf->filename;
126   st->file_length = cf->f_datalen;
127   st->file_type = cf->cd_t;
128   st->encap_type = cf->lnk_t;
129   st->has_snap = cf->has_snap;
130   st->snap = cf->snap;
131   st->elapsed_time = nstime_to_sec(&cf->elapsed_time);
132   st->packet_count = cf->count;
133   st->drops_known = cf->drops_known;
134   st->drops = cf->drops;
135   st->dfilter = cf->dfilter;
136
137   /* capture related */
138   st->cfilter = NULL;
139   st->iface = NULL;
140   st->iface_descr = NULL;
141 }
142
143
144 #ifdef HAVE_LIBPCAP
145 void
146 summary_fill_in_capture(capture_options *capture_opts, summary_tally *st)
147 {
148   st->cfilter = capture_opts->cfilter;
149   st->iface = capture_opts->iface;
150   st->iface_descr = get_iface_description(capture_opts);
151 }
152 #endif