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
  42 #include <epan/tap.h>
  43 #include "../register.h"
  44 #include "../epan/dissectors/packet-mgcp.h"
  45 #include "../timestats.h"
  46 #include "gui_stat_util.h"
  47 #include "compat_macros.h"
  48 #include "../simple_dialog.h"
  49 #include "dlg_utils.h"
  50 #include "../file.h"
  51 #include "../globals.h"
  52 #include "../stat_menu.h"
  53 #include "../tap_dfilter_dlg.h"
  54 #include "gui_utils.h"
  55
  56 #ifdef NEED_G_ASCII_STRCASECMP_H
  57 #include "../epan/g_ascii_strcasecmp.h"
  58 #endif
  59
  60
  61 #define NUM_TIMESTATS 10
  62
  63 /* used to keep track of the statistics for an entire program interface */
  64 typedef struct _mgcpstat_t {
  65         GtkWidget *win;
  66         GtkWidget *vbox;
  67         char *filter;
  68         GtkWidget *scrolled_window;
  69         GtkCList *table;
  70         timestat_t rtd[NUM_TIMESTATS];
  71         guint32 open_req_num;
  72         guint32 disc_rsp_num;
  73         guint32 req_dup_num;
  74         guint32 rsp_dup_num;
  75 } mgcpstat_t;
  76
  77 static const value_string mgcp_mesage_type[] = {
  78   {  0, "EPCF"},
  79   {  1, "CRCX"},
  80   {  2, "MDCX"},
  81   {  3, "DLCX"},
  82   {  4, "RQNT"},
  83   {  5, "NTFY"},
  84   {  6, "AUEP"},
  85   {  7, "AUCX"},
  86   {  8, "RSIP"},
  87   {  0, NULL}
  88 };
  89
  90 static void
  91 mgcpstat_reset(void *pms)
  92 {
  93         mgcpstat_t *ms=(mgcpstat_t *)pms;
  94         int i;
  95
  96         for(i=0;i<NUM_TIMESTATS;i++) {
  97                 ms->rtd[i].num=0;
  98                 ms->rtd[i].min_num=0;
  99                 ms->rtd[i].max_num=0;
 100                 ms->rtd[i].min.secs=0;
 101                 ms->rtd[i].min.nsecs=0;
 102                 ms->rtd[i].max.secs=0;
 103                 ms->rtd[i].max.nsecs=0;
 104                 ms->rtd[i].tot.secs=0;
 105                 ms->rtd[i].tot.nsecs=0;
 106         }
 107
 108         ms->open_req_num=0;
 109         ms->disc_rsp_num=0;
 110         ms->req_dup_num=0;
 111         ms->rsp_dup_num=0;
 112 }
 113
 114
 115 static int
 116 mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
 117 {
 118         mgcpstat_t *ms=(mgcpstat_t *)pms;
 119         const mgcp_info_t *mi=pmi;
 120         nstime_t delta;
 121
 122         switch (mi->mgcp_type) {
 123
 124         case MGCP_REQUEST:
 125                 if(mi->is_duplicate){
 126                         /* Duplicate is ignored */
 127                         ms->req_dup_num++;
 128                         return 0;
 129                 }
 130                 else {
 131                         ms->open_req_num++;
 132                         return 0;
 133                 }
 134         break;
 135
 136         case MGCP_RESPONSE:
 137                 if(mi->is_duplicate){
 138                         /* Duplicate is ignored */
 139                         ms->rsp_dup_num++;
 140                         return 0;
 141                 }
 142                 else if (!mi->request_available) {
 143                         /* no request was seen */
 144                         ms->disc_rsp_num++;
 145                         return 0;
 146                 }
 147                 else {
 148                         ms->open_req_num--;
 149                         /* calculate time delta between request and response */
 150                         nstime_delta(&delta, &pinfo->fd->abs_ts, &mi->req_time);
 151
 152                         if (g_ascii_strncasecmp(mi->code, "EPCF", 4) == 0 ) {
 153                                 time_stat_update(&(ms->rtd[0]),&delta, pinfo);
 154                         }
 155                         else if (g_ascii_strncasecmp(mi->code, "CRCX", 4) == 0 ) {
 156                                 time_stat_update(&(ms->rtd[1]),&delta, pinfo);
 157                         }
 158                         else if (g_ascii_strncasecmp(mi->code, "MDCX", 4) == 0 ) {
 159                                 time_stat_update(&(ms->rtd[2]),&delta, pinfo);
 160                         }
 161                         else if (g_ascii_strncasecmp(mi->code, "DLCX", 4) == 0 ) {
 162                                 time_stat_update(&(ms->rtd[3]),&delta, pinfo);
 163                         }
 164                         else if (g_ascii_strncasecmp(mi->code, "RQNT", 4) == 0 ) {
 165                                 time_stat_update(&(ms->rtd[4]),&delta, pinfo);
 166                         }
 167                         else if (g_ascii_strncasecmp(mi->code, "NTFY", 4) == 0 ) {
 168                                 time_stat_update(&(ms->rtd[5]),&delta, pinfo);
 169                         }
 170                         else if (g_ascii_strncasecmp(mi->code, "AUEP", 4) == 0 ) {
 171                                 time_stat_update(&(ms->rtd[6]),&delta, pinfo);
 172                         }
 173                         else if (g_ascii_strncasecmp(mi->code, "AUCX", 4) == 0 ) {
 174                                 time_stat_update(&(ms->rtd[7]),&delta, pinfo);
 175                         }
 176                         else if (g_ascii_strncasecmp(mi->code, "RSIP", 4) == 0 ) {
 177                                 time_stat_update(&(ms->rtd[8]),&delta, pinfo);
 178                         }
 179                         else {
 180                                 time_stat_update(&(ms->rtd[9]),&delta, pinfo);
 181                         }
 182
 183                         return 1;
 184                 }
 185         break;
 186
 187         default:
 188                 return 0;
 189         break;
 190         }
 191 }
 192
 193 static void
 194 mgcpstat_draw(void *pms)
 195 {
 196         mgcpstat_t *ms=(mgcpstat_t *)pms;
 197         int i;
 198         /* gtk1 using a scrollable clist*/
 199         char *str[7];
 200
 201         for(i=0;i<7;i++) {
 202                 str[i]=g_malloc(sizeof(char[256]));
 203         }
 204
 205         /* clear list before printing */
 206         gtk_clist_clear(ms->table);
 207
 208         for(i=0;i<NUM_TIMESTATS;i++) {
 209                 /* nothing seen, nothing to do */
 210                 if(ms->rtd[i].num==0){
 211                         continue;
 212                 }
 213
 214                 g_snprintf(str[0], 256, "%s", val_to_str(i,mgcp_mesage_type,"Other"));
 215                 g_snprintf(str[1], 256, "%d", ms->rtd[i].num);
 216                 g_snprintf(str[2], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].min)));
 217                 g_snprintf(str[3], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].max)));
 218                 g_snprintf(str[4], 256, "%8.2f msec", get_average(&(ms->rtd[i].tot), ms->rtd[i].num));
 219                 g_snprintf(str[5], 256, "%6u", ms->rtd[i].min_num);
 220                 g_snprintf(str[6], 256, "%6u", ms->rtd[i].max_num);
 221                 gtk_clist_append(ms->table, str);
 222         }
 223
 224         gtk_widget_show(GTK_WIDGET(ms->table));
 225         for(i=0;i<7;i++) {
 226                 g_free(str[i]);
 227         }
 228 }
 229
 230 void protect_thread_critical_region(void);
 231 void unprotect_thread_critical_region(void);
 232 static void
 233 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 234 {
 235         mgcpstat_t *ms=(mgcpstat_t *)data;
 236
 237         protect_thread_critical_region();
 238         remove_tap_listener(ms);
 239         unprotect_thread_critical_region();
 240
 241         if(ms->filter){
 242                 g_free(ms->filter);
 243                 ms->filter=NULL;
 244         }
 245         g_free(ms);
 246 }
 247
 248 static const gchar *titles[]={
 249                         "Type",
 250                         "Messages",
 251                         "Min SRT",
 252                         "Max SRT",
 253                         "Avg SRT",
 254                         "Min in Frame",
 255                         "Max in Frame" };
 256
 257 static void
 258 gtk_mgcpstat_init(const char *optarg, void *userdata _U_)
 259 {
 260         mgcpstat_t *ms;
 261         const char *filter=NULL;
 262         GString *error_string;
 263         GtkWidget *bt_close;
 264         GtkWidget *bbox;
 265
 266         if(strncmp(optarg,"mgcp,srt,",9) == 0){
 267                 filter=optarg+9;
 268         } else {
 269                 filter="";
 270         }
 271
 272         ms=g_malloc(sizeof(mgcpstat_t));
 273         ms->filter=g_strdup(filter);
 274
 275         mgcpstat_reset(ms);
 276
 277         ms->win=window_new(GTK_WINDOW_TOPLEVEL, "MGCP SRT");
 278         gtk_window_set_default_size(GTK_WINDOW(ms->win), 550, 150);
 279
 280         ms->vbox=gtk_vbox_new(FALSE, 3);
 281
 282         init_main_stat_window(ms->win, ms->vbox, "MGCP Service Response Time (SRT) Statistics", filter);
 283
 284         /* GTK1 using a scrollable clist*/
 285         /* init a scrolled window*/
 286         ms->scrolled_window = scrolled_window_new(NULL, NULL);
 287
 288         ms->table = create_stat_table(ms->scrolled_window, ms->vbox, 7, titles);
 289
 290         error_string=register_tap_listener("mgcp", ms, filter, mgcpstat_reset, mgcpstat_packet, mgcpstat_draw);
 291         if(error_string){
 292                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
 293                 g_string_free(error_string, TRUE);
 294                 g_free(ms->filter);
 295                 g_free(ms);
 296                 return;
 297         }
 298
 299         /* Button row. */
 300         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 301         gtk_box_pack_start(GTK_BOX(ms->vbox), bbox, FALSE, FALSE, 0);
 302
 303         bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
 304         window_set_cancel_button(ms->win, bt_close, window_cancel_button_cb);
 305
 306         SIGNAL_CONNECT(ms->win, "delete_event", window_delete_event_cb, NULL);
 307         SIGNAL_CONNECT(ms->win, "destroy", win_destroy_cb, ms);
 308
 309         gtk_widget_show_all(ms->win);
 310         window_present(ms->win);
 311
 312         cf_retap_packets(&cfile, FALSE);
 313 }
 314
 315 static tap_dfilter_dlg mgcp_srt_dlg = {
 316         "MGCP Service Response Time (SRT) Statistics",
 317         "mgcp,srt",
 318         gtk_mgcpstat_init,
 319         -1
 320 };
 321
 322 void
 323 register_tap_listener_gtkmgcpstat(void)
 324 {
 325         /* We don't register this tap, if we don't have the mgcp plugin loaded.*/
 326         if (find_tap_id("mgcp")) {
 327                 register_dfilter_stat(&mgcp_srt_dlg, "MGCP",
 328                     REGISTER_STAT_GROUP_RESPONSE_TIME);
 329         }
 330 }