gtk/mgcp_stat.c

   1 /* mgcp_stat.c
   2  * mgcp-statistics for Wireshark
   3  * Copyright 2003 Lars Roland
   4  *
   5  * $Id$
   6  *
   7  * Wireshark - Network traffic analyzer
   8  * By Gerald Combs <gerald@wireshark.org>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  24  */
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #ifdef HAVE_SYS_TYPES_H
  31 # include <sys/types.h>
  32 #endif
  33
  34 #include <string.h>
  35
  36 #include <gtk/gtk.h>
  37
  38 #include <epan/packet_info.h>
  39 #include <epan/epan.h>
  40 #include <epan/value_string.h>
  41 #include <epan/tap.h>
  42 #include "epan/dissectors/packet-mgcp.h"
  43
  44 #include "../register.h"
  45 #include "../timestats.h"
  46 #include "../simple_dialog.h"
  47 #include "../file.h"
  48 #include "../globals.h"
  49 #include "../stat_menu.h"
  50
  51 #include "gtk/gui_stat_util.h"
  52 #include "gtk/dlg_utils.h"
  53 #include "gtk/tap_dfilter_dlg.h"
  54 #include "gtk/gui_utils.h"
  55 #include "gtk/main.h"
  56
  57
  58 #define NUM_TIMESTATS 10
  59
  60 /* used to keep track of the statistics for an entire program interface */
  61 typedef struct _mgcpstat_t {
  62         GtkWidget *win;
  63         GtkWidget *vbox;
  64         char *filter;
  65         GtkWidget *scrolled_window;
  66         GtkCList *table;
  67         timestat_t rtd[NUM_TIMESTATS];
  68         guint32 open_req_num;
  69         guint32 disc_rsp_num;
  70         guint32 req_dup_num;
  71         guint32 rsp_dup_num;
  72 } mgcpstat_t;
  73
  74 static const value_string mgcp_mesage_type[] = {
  75   {  0, "EPCF"},
  76   {  1, "CRCX"},
  77   {  2, "MDCX"},
  78   {  3, "DLCX"},
  79   {  4, "RQNT"},
  80   {  5, "NTFY"},
  81   {  6, "AUEP"},
  82   {  7, "AUCX"},
  83   {  8, "RSIP"},
  84   {  0, NULL}
  85 };
  86
  87 static void
  88 mgcpstat_reset(void *pms)
  89 {
  90         mgcpstat_t *ms=(mgcpstat_t *)pms;
  91         int i;
  92
  93         for(i=0;i<NUM_TIMESTATS;i++) {
  94                 ms->rtd[i].num=0;
  95                 ms->rtd[i].min_num=0;
  96                 ms->rtd[i].max_num=0;
  97                 ms->rtd[i].min.secs=0;
  98                 ms->rtd[i].min.nsecs=0;
  99                 ms->rtd[i].max.secs=0;
 100                 ms->rtd[i].max.nsecs=0;
 101                 ms->rtd[i].tot.secs=0;
 102                 ms->rtd[i].tot.nsecs=0;
 103         }
 104
 105         ms->open_req_num=0;
 106         ms->disc_rsp_num=0;
 107         ms->req_dup_num=0;
 108         ms->rsp_dup_num=0;
 109 }
 110
 111
 112 static int
 113 mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
 114 {
 115         mgcpstat_t *ms=(mgcpstat_t *)pms;
 116         const mgcp_info_t *mi=pmi;
 117         nstime_t delta;
 118         int ret = 0;
 119
 120         switch (mi->mgcp_type) {
 121
 122         case MGCP_REQUEST:
 123                 if(mi->is_duplicate){
 124                         /* Duplicate is ignored */
 125                         ms->req_dup_num++;
 126                 }
 127                 else {
 128                         ms->open_req_num++;
 129                 }
 130                 break;
 131
 132         case MGCP_RESPONSE:
 133                 if(mi->is_duplicate){
 134                         /* Duplicate is ignored */
 135                         ms->rsp_dup_num++;
 136                 }
 137                 else if (!mi->request_available) {
 138                         /* no request was seen */
 139                         ms->disc_rsp_num++;
 140                 }
 141                 else {
 142                         ms->open_req_num--;
 143                         /* calculate time delta between request and response */
 144                         nstime_delta(&delta, &pinfo->fd->abs_ts, &mi->req_time);
 145
 146                         if (g_ascii_strncasecmp(mi->code, "EPCF", 4) == 0 ) {
 147                                 time_stat_update(&(ms->rtd[0]),&delta, pinfo);
 148                         }
 149                         else if (g_ascii_strncasecmp(mi->code, "CRCX", 4) == 0 ) {
 150                                 time_stat_update(&(ms->rtd[1]),&delta, pinfo);
 151                         }
 152                         else if (g_ascii_strncasecmp(mi->code, "MDCX", 4) == 0 ) {
 153                                 time_stat_update(&(ms->rtd[2]),&delta, pinfo);
 154                         }
 155                         else if (g_ascii_strncasecmp(mi->code, "DLCX", 4) == 0 ) {
 156                                 time_stat_update(&(ms->rtd[3]),&delta, pinfo);
 157                         }
 158                         else if (g_ascii_strncasecmp(mi->code, "RQNT", 4) == 0 ) {
 159                                 time_stat_update(&(ms->rtd[4]),&delta, pinfo);
 160                         }
 161                         else if (g_ascii_strncasecmp(mi->code, "NTFY", 4) == 0 ) {
 162                                 time_stat_update(&(ms->rtd[5]),&delta, pinfo);
 163                         }
 164                         else if (g_ascii_strncasecmp(mi->code, "AUEP", 4) == 0 ) {
 165                                 time_stat_update(&(ms->rtd[6]),&delta, pinfo);
 166                         }
 167                         else if (g_ascii_strncasecmp(mi->code, "AUCX", 4) == 0 ) {
 168                                 time_stat_update(&(ms->rtd[7]),&delta, pinfo);
 169                         }
 170                         else if (g_ascii_strncasecmp(mi->code, "RSIP", 4) == 0 ) {
 171                                 time_stat_update(&(ms->rtd[8]),&delta, pinfo);
 172                         }
 173                         else {
 174                                 time_stat_update(&(ms->rtd[9]),&delta, pinfo);
 175                         }
 176
 177                         ret = 1;
 178                 }
 179                 break;
 180
 181         default:
 182                 break;
 183         }
 184
 185         return ret;
 186 }
 187
 188 static void
 189 mgcpstat_draw(void *pms)
 190 {
 191         mgcpstat_t *ms=(mgcpstat_t *)pms;
 192         int i;
 193         char *str[7];
 194
 195         for(i=0;i<7;i++) {
 196                 str[i]=g_malloc(sizeof(char[256]));
 197         }
 198
 199         /* clear list before printing */
 200         gtk_clist_clear(ms->table);
 201
 202         for(i=0;i<NUM_TIMESTATS;i++) {
 203                 /* nothing seen, nothing to do */
 204                 if(ms->rtd[i].num==0){
 205                         continue;
 206                 }
 207
 208                 g_snprintf(str[0], sizeof(char[256]), "%s", val_to_str(i,mgcp_mesage_type,"Other"));
 209                 g_snprintf(str[1], sizeof(char[256]), "%d", ms->rtd[i].num);
 210                 g_snprintf(str[2], sizeof(char[256]), "%8.2f msec", nstime_to_msec(&(ms->rtd[i].min)));
 211                 g_snprintf(str[3], sizeof(char[256]), "%8.2f msec", nstime_to_msec(&(ms->rtd[i].max)));
 212                 g_snprintf(str[4], sizeof(char[256]), "%8.2f msec", get_average(&(ms->rtd[i].tot), ms->rtd[i].num));
 213                 g_snprintf(str[5], sizeof(char[256]), "%6u", ms->rtd[i].min_num);
 214                 g_snprintf(str[6], sizeof(char[256]), "%6u", ms->rtd[i].max_num);
 215                 gtk_clist_append(ms->table, str);
 216         }
 217
 218         gtk_widget_show(GTK_WIDGET(ms->table));
 219         for(i=0;i<7;i++) {
 220                 g_free(str[i]);
 221         }
 222 }
 223
 224 static void
 225 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 226 {
 227         mgcpstat_t *ms=(mgcpstat_t *)data;
 228
 229         protect_thread_critical_region();
 230         remove_tap_listener(ms);
 231         unprotect_thread_critical_region();
 232
 233         if(ms->filter){
 234                 g_free(ms->filter);
 235                 ms->filter=NULL;
 236         }
 237         g_free(ms);
 238 }
 239
 240 static const gchar *titles[]={
 241                         "Type",
 242                         "Messages",
 243                         "Min SRT",
 244                         "Max SRT",
 245                         "Avg SRT",
 246                         "Min in Frame",
 247                         "Max in Frame" };
 248
 249 static void
 250 gtk_mgcpstat_init(const char *optarg, void *userdata _U_)
 251 {
 252         mgcpstat_t *ms;
 253         GString *error_string;
 254         GtkWidget *bt_close;
 255         GtkWidget *bbox;
 256
 257         ms=g_malloc(sizeof(mgcpstat_t));
 258
 259         if(strncmp(optarg,"mgcp,srt,",9) == 0){
 260                 ms->filter=g_strdup(optarg+9);
 261         } else {
 262                 ms->filter=NULL;
 263         }
 264
 265         mgcpstat_reset(ms);
 266
 267         ms->win=window_new(GTK_WINDOW_TOPLEVEL, "MGCP SRT");
 268         gtk_window_set_default_size(GTK_WINDOW(ms->win), 550, 150);
 269
 270         ms->vbox=gtk_vbox_new(FALSE, 3);
 271
 272         init_main_stat_window(ms->win, ms->vbox, "MGCP Service Response Time (SRT) Statistics", ms->filter);
 273
 274         /* init a scrolled window*/
 275         ms->scrolled_window = scrolled_window_new(NULL, NULL);
 276
 277         ms->table = create_stat_table(ms->scrolled_window, ms->vbox, 7, titles);
 278
 279         error_string=register_tap_listener("mgcp", ms, ms->filter, 0, mgcpstat_reset, mgcpstat_packet, mgcpstat_draw);
 280         if(error_string){
 281                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
 282                 g_string_free(error_string, TRUE);
 283                 g_free(ms->filter);
 284                 g_free(ms);
 285                 return;
 286         }
 287
 288         /* Button row. */
 289         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 290         gtk_box_pack_start(GTK_BOX(ms->vbox), bbox, FALSE, FALSE, 0);
 291
 292         bt_close = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 293         window_set_cancel_button(ms->win, bt_close, window_cancel_button_cb);
 294
 295         g_signal_connect(ms->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 296         g_signal_connect(ms->win, "destroy", G_CALLBACK(win_destroy_cb), ms);
 297
 298         gtk_widget_show_all(ms->win);
 299         window_present(ms->win);
 300
 301         cf_retap_packets(&cfile);
 302         gdk_window_raise(ms->win->window);
 303 }
 304
 305 static tap_dfilter_dlg mgcp_srt_dlg = {
 306         "MGCP Service Response Time (SRT) Statistics",
 307         "mgcp,srt",
 308         gtk_mgcpstat_init,
 309         -1
 310 };
 311
 312 void
 313 register_tap_listener_gtkmgcpstat(void)
 314 {
 315         /* We don't register this tap, if we don't have the mgcp plugin loaded.*/
 316         if (find_tap_id("mgcp")) {
 317                 register_dfilter_stat(&mgcp_srt_dlg, "MGCP",
 318                     REGISTER_STAT_GROUP_RESPONSE_TIME);
 319         }
 320 }