2 * mgcpstat 2003 Lars Roland
6 * Wireshark - Network traffic analyzer
7 * By Gerald Combs <gerald@wireshark.org>
8 * Copyright 1998 Gerald Combs
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.
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.
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.
31 #ifdef HAVE_SYS_TYPES_H
32 # include <sys/types.h>
36 #include "epan/packet_info.h"
38 #include <epan/stat_cmd_args.h>
39 #include "epan/value_string.h"
41 #include "epan/dissectors/packet-mgcp.h"
42 #include "timestats.h"
44 #ifdef NEED_G_ASCII_STRCASECMP_H
45 #include "epan/g_ascii_strcasecmp.h"
48 #define NUM_TIMESTATS 11
50 /* used to keep track of the statistics for an entire program interface */
51 typedef struct _mgcpstat_t {
53 timestat_t rtd[NUM_TIMESTATS];
60 static const value_string mgcp_mesage_type[] = {
74 mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
76 mgcpstat_t *ms=(mgcpstat_t *)pms;
77 const mgcp_info_t *mi=pmi;
81 switch (mi->mgcp_type) {
85 /* Duplicate is ignored */
95 /* Duplicate is ignored */
98 else if (!mi->request_available) {
99 /* no request was seen */
104 /* calculate time delta between request and response */
105 nstime_delta(&delta, &pinfo->fd->abs_ts, &mi->req_time);
107 time_stat_update(&(ms->rtd[0]),&delta, pinfo);
109 if (g_ascii_strncasecmp(mi->code, "EPCF", 4) == 0 ) {
110 time_stat_update(&(ms->rtd[1]),&delta, pinfo);
112 else if (g_ascii_strncasecmp(mi->code, "CRCX", 4) == 0 ) {
113 time_stat_update(&(ms->rtd[2]),&delta, pinfo);
115 else if (g_ascii_strncasecmp(mi->code, "MDCX", 4) == 0 ) {
116 time_stat_update(&(ms->rtd[3]),&delta, pinfo);
118 else if (g_ascii_strncasecmp(mi->code, "DLCX", 4) == 0 ) {
119 time_stat_update(&(ms->rtd[4]),&delta, pinfo);
121 else if (g_ascii_strncasecmp(mi->code, "RQNT", 4) == 0 ) {
122 time_stat_update(&(ms->rtd[5]),&delta, pinfo);
124 else if (g_ascii_strncasecmp(mi->code, "NTFY", 4) == 0 ) {
125 time_stat_update(&(ms->rtd[6]),&delta, pinfo);
127 else if (g_ascii_strncasecmp(mi->code, "AUEP", 4) == 0 ) {
128 time_stat_update(&(ms->rtd[7]),&delta, pinfo);
130 else if (g_ascii_strncasecmp(mi->code, "AUCX", 4) == 0 ) {
131 time_stat_update(&(ms->rtd[8]),&delta, pinfo);
133 else if (g_ascii_strncasecmp(mi->code, "RSIP", 4) == 0 ) {
134 time_stat_update(&(ms->rtd[9]),&delta, pinfo);
137 time_stat_update(&(ms->rtd[10]),&delta, pinfo);
152 mgcpstat_draw(void *pms)
154 mgcpstat_t *ms=(mgcpstat_t *)pms;
157 /* printing results */
159 printf("=====================================================================================================\n");
160 printf("MGCP Response Time Delay (RTD) Statistics:\n");
161 printf("Filter for statistics: %s\n",ms->filter?ms->filter:"");
162 printf("Duplicate requests: %u\n",ms->req_dup_num);
163 printf("Duplicate responses: %u\n",ms->rsp_dup_num);
164 printf("Open requests: %u\n",ms->open_req_num);
165 printf("Discarded responses: %u\n",ms->disc_rsp_num);
166 printf("Type | Messages | Min RTD | Max RTD | Avg RTD | Min in Frame | Max in Frame |\n");
167 for(i=0;i<NUM_TIMESTATS;i++) {
169 printf("%s | %7u | %8.2f msec | %8.2f msec | %8.2f msec | %10u | %10u |\n",
170 val_to_str(i,mgcp_mesage_type,"Other "),ms->rtd[i].num,
171 nstime_to_msec(&(ms->rtd[i].min)), nstime_to_msec(&(ms->rtd[i].max)),
172 get_average(&(ms->rtd[i].tot), ms->rtd[i].num),
173 ms->rtd[i].min_num, ms->rtd[i].max_num
177 printf("=====================================================================================================\n");
182 mgcpstat_init(const char *optarg, void* userdata _U_)
186 const char *filter=NULL;
187 GString *error_string;
189 if(!strncmp(optarg,"mgcp,rtd,",9)){
195 ms=g_malloc(sizeof(mgcpstat_t));
196 ms->filter=g_strdup(filter);
198 for(i=0;i<NUM_TIMESTATS;i++) {
200 ms->rtd[i].min_num=0;
201 ms->rtd[i].max_num=0;
202 ms->rtd[i].min.secs=0;
203 ms->rtd[i].min.nsecs=0;
204 ms->rtd[i].max.secs=0;
205 ms->rtd[i].max.nsecs=0;
206 ms->rtd[i].tot.secs=0;
207 ms->rtd[i].tot.nsecs=0;
215 error_string=register_tap_listener("mgcp", ms, filter, NULL, mgcpstat_packet, mgcpstat_draw);
217 /* error, we failed to attach to the tap. clean up */
221 fprintf(stderr, "tshark: Couldn't register mgcp,rtd tap: %s\n",
223 g_string_free(error_string, TRUE);
230 register_tap_listener_mgcpstat(void)
232 /* We don't register this tap, if we don't have the mgcp plugin loaded.*/
233 if (find_tap_id("mgcp")) {
234 register_stat_cmd_arg("mgcp,rtd", mgcpstat_init, NULL);