2 * mgcpstat 2003 Lars Roland
3 * Copyright 2008, Ericsson AB
4 * By Balint Reczey <balint.reczey@ericsson.com>
8 * Wireshark - Network traffic analyzer
9 * By Gerald Combs <gerald@wireshark.org>
10 * Copyright 1998 Gerald Combs
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
33 #ifdef HAVE_SYS_TYPES_H
34 # include <sys/types.h>
38 #include "epan/packet_info.h"
40 #include <epan/stat_cmd_args.h>
41 #include "epan/value_string.h"
43 #include "timestats.h"
44 #include <epan/prefs-int.h>
46 #include "tap-megaco-common.h"
51 megacostat_draw(void *pms)
53 megacostat_t *ms=(megacostat_t *)pms;
56 /* printing results */
58 printf("=====================================================================================================\n");
59 printf("MEGACO Response Time Delay (RTD) Statistics:\n");
60 printf("Filter for statistics: %s\n",ms->filter?ms->filter:"");
61 printf("Duplicate requests: %u\n",ms->req_dup_num);
62 printf("Duplicate responses: %u\n",ms->rsp_dup_num);
63 printf("Open requests: %u\n",ms->open_req_num);
64 printf("Discarded responses: %u\n",ms->disc_rsp_num);
65 printf(" Type | Messages | Min RTD | Max RTD | Avg RTD | Min in Frame | Max in Frame |\n");
66 for(i=0;i<NUM_TIMESTATS;i++) {
68 printf("%5s | %7u | %8.2f msec | %8.2f msec | %8.2f msec | %10u | %10u |\n",
69 val_to_str(i,megaco_message_type,"Other"),ms->rtd[i].num,
70 nstime_to_msec(&(ms->rtd[i].min)), nstime_to_msec(&(ms->rtd[i].max)),
71 get_average(&(ms->rtd[i].tot), ms->rtd[i].num),
72 ms->rtd[i].min_num, ms->rtd[i].max_num
76 printf("=====================================================================================================\n");
81 megacostat_init(const char *optarg, void* userdata _U_)
85 GString *error_string;
86 pref_t *megaco_ctx_track,*h248_ctx_track;
88 megaco_ctx_track = prefs_find_preference(prefs_find_module("megaco"),"ctx_info");
89 h248_ctx_track = prefs_find_preference(prefs_find_module("h248"),"ctx_info");
91 if (!megaco_ctx_track || !h248_ctx_track) {
92 /* No such preferences */
96 if (!*megaco_ctx_track->varp.boolp || !*h248_ctx_track->varp.boolp) {
97 printf("Track Context option at Protocols -> MEGACO and Protocols -> H248 preferences\n");
98 printf("has to be set to true to enable measurement of service response times.\n");
102 ms=g_malloc(sizeof(megacostat_t));
103 if(!strncmp(optarg,"megaco,rtd,",11)){
104 ms->filter=g_strdup(optarg+11);
109 for(i=0;i<NUM_TIMESTATS;i++) {
111 ms->rtd[i].min_num=0;
112 ms->rtd[i].max_num=0;
113 ms->rtd[i].min.secs=0;
114 ms->rtd[i].min.nsecs=0;
115 ms->rtd[i].max.secs=0;
116 ms->rtd[i].max.nsecs=0;
117 ms->rtd[i].tot.secs=0;
118 ms->rtd[i].tot.nsecs=0;
126 error_string=register_tap_listener("megaco", ms, ms->filter, 0, NULL, megacostat_packet, megacostat_draw);
128 /* error, we failed to attach to the tap. clean up */
132 fprintf(stderr, "tshark: Couldn't register megaco,rtd tap: %s\n",
134 g_string_free(error_string, TRUE);
141 register_tap_listener_megacostat(void)
143 /* We don't register this tap, if we don't have the megaco plugin loaded.*/
144 if (find_tap_id("megaco")) {
145 register_stat_cmd_arg("megaco,rtd", megacostat_init, NULL);