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/stat.h>
  43 #include "stat_menu.h"
  44 #include <epan/tap.h>
  45 #include "../register.h"
  46 #include "../plugins/mgcp/packet-mgcp.h"
  47 #include "../timestats.h"
  48 #include "gtk_stat_util.h"
  49 #include "compat_macros.h"
  50 #include "../simple_dialog.h"
  51 #include "dlg_utils.h"
  52 #include "../file.h"
  53 #include "../globals.h"
  54 #include "../tap_dfilter_dlg.h"
  55 #include "tap_dfilter_dlg.h"
  56 #include "gui_utils.h"
  57
  58
  59 #define NUM_TIMESTATS 10
  60
  61 /* used to keep track of the statistics for an entire program interface */
  62 typedef struct _mgcpstat_t {
  63         GtkWidget *win;
  64         GtkWidget *vbox;
  65         char *filter;
  66         GtkWidget *scrolled_window;
  67         GtkCList *table;
  68         timestat_t rtd[NUM_TIMESTATS];
  69         guint32 open_req_num;
  70         guint32 disc_rsp_num;
  71         guint32 req_dup_num;
  72         guint32 rsp_dup_num;
  73 } mgcpstat_t;
  74
  75 static const value_string mgcp_mesage_type[] = {
  76   {  0, "EPCF"},
  77   {  1, "CRCX"},
  78   {  2, "MDCX"},
  79   {  3, "DLCX"},
  80   {  4, "RQNT"},
  81   {  5, "NTFY"},
  82   {  6, "AUEP"},
  83   {  7, "AUCX"},
  84   {  8, "RSIP"},
  85   {  0, NULL}
  86 };
  87
  88 static void
  89 mgcpstat_reset(void *pms)
  90 {
  91         mgcpstat_t *ms=(mgcpstat_t *)pms;
  92         int i;
  93
  94         for(i=0;i<NUM_TIMESTATS;i++) {
  95                 ms->rtd[i].num=0;
  96                 ms->rtd[i].min_num=0;
  97                 ms->rtd[i].max_num=0;
  98                 ms->rtd[i].min.secs=0;
  99                 ms->rtd[i].min.nsecs=0;
 100                 ms->rtd[i].max.secs=0;
 101                 ms->rtd[i].max.nsecs=0;
 102                 ms->rtd[i].tot.secs=0;
 103                 ms->rtd[i].tot.nsecs=0;
 104         }
 105
 106         ms->open_req_num=0;
 107         ms->disc_rsp_num=0;
 108         ms->req_dup_num=0;
 109         ms->rsp_dup_num=0;
 110 }
 111
 112
 113 static int
 114 mgcpstat_packet(void *pms, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pmi)
 115 {
 116         mgcpstat_t *ms=(mgcpstat_t *)pms;
 117         const mgcp_info_t *mi=pmi;
 118         nstime_t delta;
 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                         return 0;
 127                 }
 128                 else {
 129                         ms->open_req_num++;
 130                         return 0;
 131                 }
 132         break;
 133
 134         case MGCP_RESPONSE:
 135                 if(mi->is_duplicate){
 136                         /* Duplicate is ignored */
 137                         ms->rsp_dup_num++;
 138                         return 0;
 139                 }
 140                 else if (!mi->request_available) {
 141                         /* no request was seen */
 142                         ms->disc_rsp_num++;
 143                         return 0;
 144                 }
 145                 else {
 146                         ms->open_req_num--;
 147                         /* calculate time delta between request and response */
 148                         delta.secs=pinfo->fd->abs_secs-mi->req_time.secs;
 149                         delta.nsecs=pinfo->fd->abs_usecs*1000-mi->req_time.nsecs;
 150                         if(delta.nsecs<0){
 151                                 delta.nsecs+=1000000000;
 152                                 delta.secs--;
 153                         }
 154
 155                         if (strncasecmp(mi->code, "EPCF", 4) == 0 ) {
 156                                 time_stat_update(&(ms->rtd[0]),&delta, pinfo);
 157                         }
 158                         else if (strncasecmp(mi->code, "CRCX", 4) == 0 ) {
 159                                 time_stat_update(&(ms->rtd[1]),&delta, pinfo);
 160                         }
 161                         else if (strncasecmp(mi->code, "MDCX", 4) == 0 ) {
 162                                 time_stat_update(&(ms->rtd[2]),&delta, pinfo);
 163                         }
 164                         else if (strncasecmp(mi->code, "DLCX", 4) == 0 ) {
 165                                 time_stat_update(&(ms->rtd[3]),&delta, pinfo);
 166                         }
 167                         else if (strncasecmp(mi->code, "RQNT", 4) == 0 ) {
 168                                 time_stat_update(&(ms->rtd[4]),&delta, pinfo);
 169                         }
 170                         else if (strncasecmp(mi->code, "NTFY", 4) == 0 ) {
 171                                 time_stat_update(&(ms->rtd[5]),&delta, pinfo);
 172                         }
 173                         else if (strncasecmp(mi->code, "AUEP", 4) == 0 ) {
 174                                 time_stat_update(&(ms->rtd[6]),&delta, pinfo);
 175                         }
 176                         else if (strncasecmp(mi->code, "AUCX", 4) == 0 ) {
 177                                 time_stat_update(&(ms->rtd[7]),&delta, pinfo);
 178                         }
 179                         else if (strncasecmp(mi->code, "RSIP", 4) == 0 ) {
 180                                 time_stat_update(&(ms->rtd[8]),&delta, pinfo);
 181                         }
 182                         else {
 183                                 time_stat_update(&(ms->rtd[9]),&delta, pinfo);
 184                         }
 185
 186                         return 1;
 187                 }
 188         break;
 189
 190         default:
 191                 return 0;
 192         break;
 193         }
 194 }
 195
 196 static void
 197 mgcpstat_draw(void *pms)
 198 {
 199         mgcpstat_t *ms=(mgcpstat_t *)pms;
 200         int i;
 201         /* gtk1 using a scrollable clist*/
 202         char *str[7];
 203
 204         for(i=0;i<7;i++) {
 205                 str[i]=g_malloc(sizeof(char[256]));
 206         }
 207
 208         /* clear list before printing */
 209         gtk_clist_clear(ms->table);
 210
 211         for(i=0;i<NUM_TIMESTATS;i++) {
 212                 /* nothing seen, nothing to do */
 213                 if(ms->rtd[i].num==0){
 214                         continue;
 215                 }
 216
 217                 g_snprintf(str[0], 256, "%s", val_to_str(i,mgcp_mesage_type,"Other"));
 218                 g_snprintf(str[1], 256, "%d", ms->rtd[i].num);
 219                 g_snprintf(str[2], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].min)));
 220                 g_snprintf(str[3], 256, "%8.2f msec", nstime_to_msec(&(ms->rtd[i].max)));
 221                 g_snprintf(str[4], 256, "%8.2f msec", get_average(&(ms->rtd[i].tot), ms->rtd[i].num));
 222                 g_snprintf(str[5], 256, "%6u", ms->rtd[i].min_num);
 223                 g_snprintf(str[6], 256, "%6u", ms->rtd[i].max_num);
 224                 gtk_clist_append(ms->table, str);
 225         }
 226
 227         gtk_widget_show(GTK_WIDGET(ms->table));
 228         for(i=0;i<7;i++) {
 229                 g_free(str[i]);
 230         }
 231 }
 232
 233 void protect_thread_critical_region(void);
 234 void unprotect_thread_critical_region(void);
 235 static void
 236 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 237 {
 238         mgcpstat_t *ms=(mgcpstat_t *)data;
 239
 240         protect_thread_critical_region();
 241         remove_tap_listener(ms);
 242         unprotect_thread_critical_region();
 243
 244         if(ms->filter){
 245                 g_free(ms->filter);
 246                 ms->filter=NULL;
 247         }
 248         g_free(ms);
 249 }
 250
 251 static const gchar *titles[]={
 252                         "Type",
 253                         "Messages",
 254                         "Min SRT",
 255                         "Max SRT",
 256                         "Avg SRT",
 257                         "Min in Frame",
 258                         "Max in Frame" };
 259
 260 void
 261 gtk_mgcpstat_init(const char *optarg)
 262 {
 263         mgcpstat_t *ms;
 264         const char *filter=NULL;
 265         GString *error_string;
 266         GtkWidget *bt_close;
 267         GtkWidget *bbox;
 268
 269         if(strncmp(optarg,"mgcp,srt,",9) == 0){
 270                 filter=optarg+9;
 271         } else {
 272                 filter="";
 273         }
 274
 275         ms=g_malloc(sizeof(mgcpstat_t));
 276         ms->filter=g_strdup(filter);
 277
 278         mgcpstat_reset(ms);
 279
 280         ms->win=window_new(GTK_WINDOW_TOPLEVEL, "MGCP SRT");
 281         gtk_window_set_default_size(GTK_WINDOW(ms->win), 550, 150);
 282
 283         ms->vbox=gtk_vbox_new(FALSE, 3);
 284
 285         init_main_stat_window(ms->win, ms->vbox, "MGCP Service Response Time (SRT) Statistics", filter);
 286
 287         /* GTK1 using a scrollable clist*/
 288         /* init a scrolled window*/
 289         ms->scrolled_window = scrolled_window_new(NULL, NULL);
 290
 291         ms->table = create_stat_table(ms->scrolled_window, ms->vbox, 7, titles);
 292
 293         error_string=register_tap_listener("mgcp", ms, filter, mgcpstat_reset, mgcpstat_packet, mgcpstat_draw);
 294         if(error_string){
 295                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
 296                 g_string_free(error_string, TRUE);
 297                 g_free(ms->filter);
 298                 g_free(ms);
 299                 return;
 300         }
 301
 302         /* Button row. */
 303         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 304         gtk_box_pack_start(GTK_BOX(ms->vbox), bbox, FALSE, FALSE, 0);
 305
 306         bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
 307         window_set_cancel_button(ms->win, bt_close, window_cancel_button_cb);
 308
 309         SIGNAL_CONNECT(ms->win, "delete_event", window_delete_event_cb, NULL);
 310         SIGNAL_CONNECT(ms->win, "destroy", win_destroy_cb, ms);
 311
 312         gtk_widget_show_all(ms->win);
 313         window_present(ms->win);
 314
 315         cf_retap_packets(&cfile);
 316 }
 317
 318 static tap_dfilter_dlg mgcp_srt_dlg = {
 319         "MGCP Service Response Time (SRT) Statistics",
 320         "mgcp,srt",
 321         gtk_mgcpstat_init,
 322         -1
 323 };
 324
 325 void
 326 register_tap_listener_gtkmgcpstat(void)
 327 {
 328         /* We don't register this tap, if we don't have the mgcp plugin loaded.*/
 329         if (find_tap_id("mgcp")) {
 330                 register_stat_cmd_arg("mgcp,srt", gtk_mgcpstat_init);
 331
 332                 register_stat_menu_item("MGCP...", REGISTER_STAT_GROUP_RESPONSE_TIME,
 333                     gtk_tap_dfilter_dlg_cb, NULL, NULL, &(mgcp_srt_dlg));
 334         }
 335 }