gtk/mgcp_stat.c

   1 /* mgcp_stat.c
   2  * mgcp-statistics for ethereal
   3  * Copyright 2003 Lars Roland
   4  *
   5  * $Id$
   6  *
   7  * Ethereal - Network traffic analyzer
   8  * By Gerald Combs <gerald@ethereal.com>
   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 "../plugins/mgcp/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
  57 #define NUM_TIMESTATS 10
  58
  59 /* used to keep track of the statistics for an entire program interface */
  60 typedef struct _mgcpstat_t {
  61         GtkWidget *win;
  62         GtkWidget *vbox;
  63         char *filter;
  64         GtkWidget *scrolled_window;
  65         GtkCList *table;
  66         timestat_t rtd[NUM_TIMESTATS];
  67         guint32 open_req_num;
  68         guint32 disc_rsp_num;
  69         guint32 req_dup_num;
  70         guint32 rsp_dup_num;
  71 } mgcpstat_t;
  72
  73 static const value_string mgcp_mesage_type[] = {
  74   {  0, "EPCF"},
  75   {  1, "CRCX"},
  76   {  2, "MDCX"},
  77   {  3, "DLCX"},
  78   {  4, "RQNT"},
  79   {  5, "NTFY"},
  80   {  6, "AUEP"},
  81   {  7, "AUCX"},
  82   {  8, "RSIP"},
  83   {  0, NULL}
  84 };
  85
  86 static void
  87 mgcpstat_reset(void *pms)
  88 {
  89         mgcpstat_t *ms=(mgcpstat_t *)pms;
  90         int i;
  91
  92         for(i=0;i<NUM_TIMESTATS;i++) {
  93                 ms->rtd[i].num=0;
  94                 ms->rtd[i].min_num=0;
  95                 ms->rtd[i].max_num=0;
  96                 ms->rtd[i].min.secs=0;
  97                 ms->rtd[i].min.nsecs=0;
  98                 ms->rtd[i].max.secs=0;
  99                 ms->rtd[i].max.nsecs=0;
 100                 ms->rtd[i].tot.secs=0;
 101                 ms->rtd[i].tot.nsecs=0;
 102         }
 103
 104         ms->open_req_num=0;
 105         ms->disc_rsp_num=0;
 106         ms->req_dup_num=0;
 107         ms->rsp_dup_num=0;
 108 }
 109
 110
 111 static int
 112 mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
 113 {
 114         mgcpstat_t *ms=(mgcpstat_t *)pms;
 115         const mgcp_info_t *mi=pmi;
 116         nstime_t delta;
 117
 118         switch (mi->mgcp_type) {
 119
 120         case MGCP_REQUEST:
 121                 if(mi->is_duplicate){
 122                         /* Duplicate is ignored */
 123                         ms->req_dup_num++;
 124                         return 0;
 125                 }
 126                 else {
 127                         ms->open_req_num++;
 128                         return 0;
 129                 }
 130         break;
 131
 132         case MGCP_RESPONSE:
 133                 if(mi->is_duplicate){
 134                         /* Duplicate is ignored */
 135                         ms->rsp_dup_num++;
 136                         return 0;
 137                 }
 138                 else if (!mi->request_available) {
 139                         /* no request was seen */
 140                         ms->disc_rsp_num++;
 141                         return 0;
 142                 }
 143                 else {
 144                         ms->open_req_num--;
 145                         /* calculate time delta between request and response */
 146                         delta.secs=pinfo->fd->abs_secs-mi->req_time.secs;
 147                         delta.nsecs=pinfo->fd->abs_usecs*1000-mi->req_time.nsecs;
 148                         if(delta.nsecs<0){
 149                                 delta.nsecs+=1000000000;
 150                                 delta.secs--;
 151                         }
 152
 153                         if (strncasecmp(mi->code, "EPCF", 4) == 0 ) {
 154                                 time_stat_update(&(ms->rtd[0]),&delta, pinfo);
 155                         }
 156                         else if (strncasecmp(mi->code, "CRCX", 4) == 0 ) {
 157                                 time_stat_update(&(ms->rtd[1]),&delta, pinfo);
 158                         }
 159                         else if (strncasecmp(mi->code, "MDCX", 4) == 0 ) {
 160                                 time_stat_update(&(ms->rtd[2]),&delta, pinfo);
 161                         }
 162                         else if (strncasecmp(mi->code, "DLCX", 4) == 0 ) {
 163                                 time_stat_update(&(ms->rtd[3]),&delta, pinfo);
 164                         }
 165                         else if (strncasecmp(mi->code, "RQNT", 4) == 0 ) {
 166                                 time_stat_update(&(ms->rtd[4]),&delta, pinfo);
 167                         }
 168                         else if (strncasecmp(mi->code, "NTFY", 4) == 0 ) {
 169                                 time_stat_update(&(ms->rtd[5]),&delta, pinfo);
 170                         }
 171                         else if (strncasecmp(mi->code, "AUEP", 4) == 0 ) {
 172                                 time_stat_update(&(ms->rtd[6]),&delta, pinfo);
 173                         }
 174                         else if (strncasecmp(mi->code, "AUCX", 4) == 0 ) {
 175                                 time_stat_update(&(ms->rtd[7]),&delta, pinfo);
 176                         }
 177                         else if (strncasecmp(mi->code, "RSIP", 4) == 0 ) {
 178                                 time_stat_update(&(ms->rtd[8]),&delta, pinfo);
 179                         }
 180                         else {
 181                                 time_stat_update(&(ms->rtd[9]),&delta, pinfo);
 182                         }
 183
 184                         return 1;
 185                 }
 186         break;
 187
 188         default:
 189                 return 0;
 190         break;
 191         }
 192 }
 193
 194 static void
 195 mgcpstat_draw(void *pms)
 196 {
 197         mgcpstat_t *ms=(mgcpstat_t *)pms;
 198         int i;
 199         /* gtk1 using a scrollable clist*/
 200         char *str[7];
 201
 202         for(i=0;i<7;i++) {
 203                 str[i]=g_malloc(sizeof(char[256]));
 204         }
 205
 206         /* clear list before printing */
 207         gtk_clist_clear(ms->table);
 208
 209         for(i=0;i<NUM_TIMESTATS;i++) {
 210                 /* nothing seen, nothing to do */
 211                 if(ms->rtd[i].num==0){
 212                         continue;
 213                 }
 214
 215                 g_snprintf(str[0], 256, "%s", val_to_str(i,mgcp_mesage_type,"Other"));
 216                 g_snprintf(str[1], 256, "%d", ms->rtd[i].num);
 217                 g_snprintf(str[2], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].min)));
 218                 g_snprintf(str[3], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].max)));
 219                 g_snprintf(str[4], 256, "%8.2f msec", get_average(&(ms->rtd[i].tot), ms->rtd[i].num));
 220                 g_snprintf(str[5], 256, "%6u", ms->rtd[i].min_num);
 221                 g_snprintf(str[6], 256, "%6u", ms->rtd[i].max_num);
 222                 gtk_clist_append(ms->table, str);
 223         }
 224
 225         gtk_widget_show(GTK_WIDGET(ms->table));
 226         for(i=0;i<7;i++) {
 227                 g_free(str[i]);
 228         }
 229 }
 230
 231 void protect_thread_critical_region(void);
 232 void unprotect_thread_critical_region(void);
 233 static void
 234 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 235 {
 236         mgcpstat_t *ms=(mgcpstat_t *)data;
 237
 238         protect_thread_critical_region();
 239         remove_tap_listener(ms);
 240         unprotect_thread_critical_region();
 241
 242         if(ms->filter){
 243                 g_free(ms->filter);
 244                 ms->filter=NULL;
 245         }
 246         g_free(ms);
 247 }
 248
 249 static const gchar *titles[]={
 250                         "Type",
 251                         "Messages",
 252                         "Min SRT",
 253                         "Max SRT",
 254                         "Avg SRT",
 255                         "Min in Frame",
 256                         "Max in Frame" };
 257
 258 static void
 259 gtk_mgcpstat_init(const char *optarg)
 260 {
 261         mgcpstat_t *ms;
 262         const char *filter=NULL;
 263         GString *error_string;
 264         GtkWidget *bt_close;
 265         GtkWidget *bbox;
 266
 267         if(strncmp(optarg,"mgcp,srt,",9) == 0){
 268                 filter=optarg+9;
 269         } else {
 270                 filter="";
 271         }
 272
 273         ms=g_malloc(sizeof(mgcpstat_t));
 274         ms->filter=g_strdup(filter);
 275
 276         mgcpstat_reset(ms);
 277
 278         ms->win=window_new(GTK_WINDOW_TOPLEVEL, "MGCP SRT");
 279         gtk_window_set_default_size(GTK_WINDOW(ms->win), 550, 150);
 280
 281         ms->vbox=gtk_vbox_new(FALSE, 3);
 282
 283         init_main_stat_window(ms->win, ms->vbox, "MGCP Service Response Time (SRT) Statistics", filter);
 284
 285         /* GTK1 using a scrollable clist*/
 286         /* init a scrolled window*/
 287         ms->scrolled_window = scrolled_window_new(NULL, NULL);
 288
 289         ms->table = create_stat_table(ms->scrolled_window, ms->vbox, 7, titles);
 290
 291         error_string=register_tap_listener("mgcp", ms, filter, mgcpstat_reset, mgcpstat_packet, mgcpstat_draw);
 292         if(error_string){
 293                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
 294                 g_string_free(error_string, TRUE);
 295                 g_free(ms->filter);
 296                 g_free(ms);
 297                 return;
 298         }
 299
 300         /* Button row. */
 301         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 302         gtk_box_pack_start(GTK_BOX(ms->vbox), bbox, FALSE, FALSE, 0);
 303
 304         bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
 305         window_set_cancel_button(ms->win, bt_close, window_cancel_button_cb);
 306
 307         SIGNAL_CONNECT(ms->win, "delete_event", window_delete_event_cb, NULL);
 308         SIGNAL_CONNECT(ms->win, "destroy", win_destroy_cb, ms);
 309
 310         gtk_widget_show_all(ms->win);
 311         window_present(ms->win);
 312
 313         cf_retap_packets(&cfile);
 314 }
 315
 316 static tap_dfilter_dlg mgcp_srt_dlg = {
 317         "MGCP Service Response Time (SRT) Statistics",
 318         "mgcp,srt",
 319         gtk_mgcpstat_init,
 320         -1
 321 };
 322
 323 void
 324 register_tap_listener_gtkmgcpstat(void)
 325 {
 326         /* We don't register this tap, if we don't have the mgcp plugin loaded.*/
 327         if (find_tap_id("mgcp")) {
 328                 register_dfilter_stat(&mgcp_srt_dlg, "MGCP",
 329                     REGISTER_STAT_GROUP_RESPONSE_TIME);
 330         }
 331 }