/* mgcp_stat.c
* mgcp-statistics for Wireshark
* Copyright 2003 Lars Roland
*
* $Id: mgcp_stat.c 23715 2007-12-03 21:41:06Z gerald $
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <string.h>
#include <gtk/gtk.h>
#include <epan/packet_info.h>
#include <epan/epan.h>
#include <epan/value_string.h>
#include <epan/tap.h>
#include "../register.h"
#include "../epan/dissectors/packet-mgcp.h"
#include "../timestats.h"
#include "gui_stat_util.h"
#include "compat_macros.h"
#include "../simple_dialog.h"
#include "dlg_utils.h"
#include "../file.h"
#include "../globals.h"
#include "../stat_menu.h"
#include "../tap_dfilter_dlg.h"
#include "gui_utils.h"
#ifdef NEED_G_ASCII_STRCASECMP_H
#include "../epan/g_ascii_strcasecmp.h"
#endif
#define NUM_TIMESTATS 10
/* used to keep track of the statistics for an entire program interface */
typedef struct _mgcpstat_t {
GtkWidget *win;
GtkWidget *vbox;
char *filter;
GtkWidget *scrolled_window;
GtkCList *table;
timestat_t rtd[NUM_TIMESTATS];
guint32 open_req_num;
guint32 disc_rsp_num;
guint32 req_dup_num;
guint32 rsp_dup_num;
} mgcpstat_t;
static const value_string mgcp_mesage_type[] = {
{ 0, "EPCF"},
{ 1, "CRCX"},
{ 2, "MDCX"},
{ 3, "DLCX"},
{ 4, "RQNT"},
{ 5, "NTFY"},
{ 6, "AUEP"},
{ 7, "AUCX"},
{ 8, "RSIP"},
{ 0, NULL}
};
static void
mgcpstat_reset(void *pms)
{
mgcpstat_t *ms=(mgcpstat_t *)pms;
int i;
for(i=0;i<NUM_TIMESTATS;i++) {
ms->rtd[i].num=0;
ms->rtd[i].min_num=0;
ms->rtd[i].max_num=0;
ms->rtd[i].min.secs=0;
ms->rtd[i].min.nsecs=0;
ms->rtd[i].max.secs=0;
ms->rtd[i].max.nsecs=0;
ms->rtd[i].tot.secs=0;
ms->rtd[i].tot.nsecs=0;
}
ms->open_req_num=0;
ms->disc_rsp_num=0;
ms->req_dup_num=0;
ms->rsp_dup_num=0;
}
static int
mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
{
mgcpstat_t *ms=(mgcpstat_t *)pms;
const mgcp_info_t *mi=pmi;
nstime_t delta;
switch (mi->mgcp_type) {
case MGCP_REQUEST:
if(mi->is_duplicate){
/* Duplicate is ignored */
ms->req_dup_num++;
return 0;
}
else {
ms->open_req_num++;
return 0;
}
break;
case MGCP_RESPONSE:
if(mi->is_duplicate){
/* Duplicate is ignored */
ms->rsp_dup_num++;
return 0;
}
else if (!mi->request_available) {
/* no request was seen */
ms->disc_rsp_num++;
return 0;
}
else {
ms->open_req_num--;
/* calculate time delta between request and response */
nstime_delta(&delta, &pinfo->fd->abs_ts, &mi->req_time);
if (g_ascii_strncasecmp(mi->code, "EPCF", 4) == 0 ) {
time_stat_update(&(ms->rtd[0]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "CRCX", 4) == 0 ) {
time_stat_update(&(ms->rtd[1]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "MDCX", 4) == 0 ) {
time_stat_update(&(ms->rtd[2]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "DLCX", 4) == 0 ) {
time_stat_update(&(ms->rtd[3]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "RQNT", 4) == 0 ) {
time_stat_update(&(ms->rtd[4]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "NTFY", 4) == 0 ) {
time_stat_update(&(ms->rtd[5]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "AUEP", 4) == 0 ) {
time_stat_update(&(ms->rtd[6]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "AUCX", 4) == 0 ) {
time_stat_update(&(ms->rtd[7]),&delta, pinfo);
}
else if (g_ascii_strncasecmp(mi->code, "RSIP", 4) == 0 ) {
time_stat_update(&(ms->rtd[8]),&delta, pinfo);
}
else {
time_stat_update(&(ms->rtd[9]),&delta, pinfo);
}
return 1;
}
break;
default:
return 0;
break;
}
}
static void
mgcpstat_draw(void *pms)
{
mgcpstat_t *ms=(mgcpstat_t *)pms;
int i;
/* gtk1 using a scrollable clist*/
char *str[7];
for(i=0;i<7;i++) {
str[i]=g_malloc(sizeof(char[256]));
}
/* clear list before printing */
gtk_clist_clear(ms->table);
for(i=0;i<NUM_TIMESTATS;i++) {
/* nothing seen, nothing to do */
if(ms->rtd[i].num==0){
continue;
}
g_snprintf(str[0], 256, "%s", val_to_str(i,mgcp_mesage_type,"Other"));
g_snprintf(str[1], 256, "%d", ms->rtd[i].num);
g_snprintf(str[2], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].min)));
g_snprintf(str[3], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].max)));
g_snprintf(str[4], 256, "%8.2f msec", get_average(&(ms->rtd[i].tot), ms->rtd[i].num));
g_snprintf(str[5], 256, "%6u", ms->rtd[i].min_num);
g_snprintf(str[6], 256, "%6u", ms->rtd[i].max_num);
gtk_clist_append(ms->table, str);
}
gtk_widget_show(GTK_WIDGET(ms->table));
for(i=0;i<7;i++) {
g_free(str[i]);
}
}
void protect_thread_critical_region(void);
void unprotect_thread_critical_region(void);
static void
win_destroy_cb(GtkWindow *win _U_, gpointer data)
{
mgcpstat_t *ms=(mgcpstat_t *)data;
protect_thread_critical_region();
remove_tap_listener(ms);
unprotect_thread_critical_region();
if(ms->filter){
g_free(ms->filter);
ms->filter=NULL;
}
g_free(ms);
}
static const gchar *titles[]={
"Type",
"Messages",
"Min SRT",
"Max SRT",
"Avg SRT",
"Min in Frame",
"Max in Frame" };
static void
gtk_mgcpstat_init(const char *optarg, void *userdata _U_)
{
mgcpstat_t *ms;
const char *filter=NULL;
GString *error_string;
GtkWidget *bt_close;
GtkWidget *bbox;
if(strncmp(optarg,"mgcp,srt,",9) == 0){
filter=optarg+9;
} else {
filter="";
}
ms=g_malloc(sizeof(mgcpstat_t));
ms->filter=g_strdup(filter);
mgcpstat_reset(ms);
ms->win=window_new(GTK_WINDOW_TOPLEVEL, "MGCP SRT");
gtk_window_set_default_size(GTK_WINDOW(ms->win), 550, 150);
ms->vbox=gtk_vbox_new(FALSE, 3);
init_main_stat_window(ms->win, ms->vbox, "MGCP Service Response Time (SRT) Statistics", filter);
/* GTK1 using a scrollable clist*/
/* init a scrolled window*/
ms->scrolled_window = scrolled_window_new(NULL, NULL);
ms->table = create_stat_table(ms->scrolled_window, ms->vbox, 7, titles);
error_string=register_tap_listener("mgcp", ms, filter, mgcpstat_reset, mgcpstat_packet, mgcpstat_draw);
if(error_string){
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
g_string_free(error_string, TRUE);
g_free(ms->filter);
g_free(ms);
return;
}
/* Button row. */
bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
gtk_box_pack_start(GTK_BOX(ms->vbox), bbox, FALSE, FALSE, 0);
bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
window_set_cancel_button(ms->win, bt_close, window_cancel_button_cb);
SIGNAL_CONNECT(ms->win, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(ms->win, "destroy", win_destroy_cb, ms);
gtk_widget_show_all(ms->win);
window_present(ms->win);
cf_retap_packets(&cfile, FALSE);
}
static tap_dfilter_dlg mgcp_srt_dlg = {
"MGCP Service Response Time (SRT) Statistics",
"mgcp,srt",
gtk_mgcpstat_init,
-1
};
void
register_tap_listener_gtkmgcpstat(void)
{
/* We don't register this tap, if we don't have the mgcp plugin loaded.*/
if (find_tap_id("mgcp")) {
register_dfilter_stat(&mgcp_srt_dlg, "MGCP",
REGISTER_STAT_GROUP_RESPONSE_TIME);
}
}
syntax highlighted by Code2HTML, v. 0.9.1