ui/gtk/h225_ras_srt.c

   1 /* h225_ras_srt.c
   2  * H.225 RAS Service Response Time statistics for Wireshar
   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.h>
  39 #include <epan/packet_info.h>
  40 #include <epan/epan.h>
  41 #include <epan/value_string.h>
  42 #include <epan/tap.h>
  43 #include <epan/dissectors/packet-h225.h>
  44
  45 #include "../timestats.h"
  46 #include "../simple_dialog.h"
  47 #include "../file.h"
  48 #include "../stat_menu.h"
  49
  50 #include "ui/gtk/gui_stat_util.h"
  51 #include "ui/gtk/dlg_utils.h"
  52 #include "ui/gtk/tap_param_dlg.h"
  53 #include "ui/gtk/gui_utils.h"
  54 #include "ui/gtk/main.h"
  55
  56 #include "ui/gtk/old-gtk-compat.h"
  57
  58 static void gtk_h225rassrt_init(const char *optarg, void *userdata);
  59
  60 static tap_param h225_rassrt_params[] = {
  61         { PARAM_FILTER, "Filter", NULL }
  62 };
  63
  64 static tap_param_dlg h225_rassrt_dlg = {
  65         "H.225 RAS Service Response Time",
  66         "h225,srt",
  67         gtk_h225rassrt_init,
  68         -1,
  69         G_N_ELEMENTS(h225_rassrt_params),
  70         h225_rassrt_params
  71 };
  72
  73 /* following values represent the size of their valuestring arrays */
  74 #define NUM_RAS_STATS 7
  75
  76 static const value_string ras_message_category[] = {
  77   {  0, "Gatekeeper    "},
  78   {  1, "Registration  "},
  79   {  2, "UnRegistration"},
  80   {  3, "Admission     "},
  81   {  4, "Bandwidth     "},
  82   {  5, "Disengage     "},
  83   {  6, "Location      "},
  84   {  0, NULL }
  85 };
  86
  87 typedef enum _ras_type {
  88         RAS_REQUEST,
  89         RAS_CONFIRM,
  90         RAS_REJECT,
  91         RAS_OTHER
  92 }ras_type;
  93
  94 typedef enum _ras_category {
  95         RAS_GATEKEEPER,
  96         RAS_REGISTRATION,
  97         RAS_UNREGISTRATION,
  98         RAS_ADMISSION,
  99         RAS_BANDWIDTH,
 100         RAS_DISENGAGE,
 101         RAS_LOCATION,
 102         RAS_OTHERS
 103 }ras_category;
 104
 105 /* Summary of response-time calculations*/
 106 typedef struct _h225_rtd_t {
 107         guint32 open_req_num;
 108         guint32 disc_rsp_num;
 109         guint32 req_dup_num;
 110         guint32 rsp_dup_num;
 111         timestat_t stats;
 112 } h225_rtd_t;
 113
 114 /* used to keep track of the statistics for an entire program interface */
 115 typedef struct _h225rassrt_t {
 116         GtkWidget *win;
 117         GtkWidget *vbox;
 118         char *filter;
 119         GtkWidget *scrolled_window;
 120         GtkTreeView *table;
 121         h225_rtd_t ras_rtd[NUM_RAS_STATS];
 122 } h225rassrt_t;
 123
 124
 125 static void
 126 h225rassrt_reset(void *phs)
 127 {
 128         h225rassrt_t *hs=(h225rassrt_t *)phs;
 129         int i;
 130
 131         for(i=0;i<NUM_RAS_STATS;i++) {
 132                 hs->ras_rtd[i].stats.num = 0;
 133                 hs->ras_rtd[i].stats.min_num = 0;
 134                 hs->ras_rtd[i].stats.max_num = 0;
 135                 hs->ras_rtd[i].stats.min.secs = 0;
 136                 hs->ras_rtd[i].stats.min.nsecs = 0;
 137                 hs->ras_rtd[i].stats.max.secs = 0;
 138                 hs->ras_rtd[i].stats.max.nsecs = 0;
 139                 hs->ras_rtd[i].stats.tot.secs = 0;
 140                 hs->ras_rtd[i].stats.tot.nsecs = 0;
 141                 hs->ras_rtd[i].open_req_num = 0;
 142                 hs->ras_rtd[i].disc_rsp_num = 0;
 143                 hs->ras_rtd[i].req_dup_num = 0;
 144                 hs->ras_rtd[i].rsp_dup_num = 0;
 145         }
 146
 147 }
 148
 149
 150 static int
 151 h225rassrt_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *phi)
 152 {
 153         h225rassrt_t *hs=(h225rassrt_t *)phs;
 154         const h225_packet_info *pi=phi;
 155
 156         ras_type rasmsg_type = RAS_OTHER;
 157         ras_category rascategory = RAS_OTHERS;
 158
 159         if (pi->msg_type != H225_RAS || pi->msg_tag == -1) {
 160                 /* No RAS Message or uninitialized msg_tag -> return */
 161                 return 0;
 162         }
 163
 164         if (pi->msg_tag < 21) {
 165                 /* */
 166                 rascategory = pi->msg_tag / 3;
 167                 rasmsg_type = pi->msg_tag % 3;
 168         }
 169         else {
 170                 /* No SRT yet (ToDo) */
 171                 return 0;
 172         }
 173
 174         switch(rasmsg_type) {
 175
 176         case RAS_REQUEST:
 177                 if(pi->is_duplicate){
 178                         hs->ras_rtd[rascategory].req_dup_num++;
 179                 }
 180                 else {
 181                         hs->ras_rtd[rascategory].open_req_num++;
 182                 }
 183                 break;
 184
 185         case RAS_CONFIRM:
 186                 /* no break - delay stats are identical for Confirm and Reject  */
 187         case RAS_REJECT:
 188                 if(pi->is_duplicate){
 189                         /* Duplicate is ignored */
 190                         hs->ras_rtd[rascategory].rsp_dup_num++;
 191                 }
 192                 else if (!pi->request_available) {
 193                         /* no request was seen, ignore response  */
 194                         hs->ras_rtd[rascategory].disc_rsp_num++;
 195                 }
 196                 else {
 197                         hs->ras_rtd[rascategory].open_req_num--;
 198                         time_stat_update(&(hs->ras_rtd[rascategory].stats),&(pi->delta_time), pinfo);
 199                 }
 200                 break;
 201
 202         default:
 203                 return 0;
 204         }
 205         return 1;
 206 }
 207
 208 static void
 209 h225rassrt_draw(void *phs)
 210 {
 211         h225rassrt_t *hs=(h225rassrt_t *)phs;
 212         int i;
 213         char str[3][256];
 214         GtkListStore *store;
 215         GtkTreeIter iter;
 216
 217         /* Now print Message and Reason Counter Table */
 218         /* clear list before printing */
 219         store = GTK_LIST_STORE(gtk_tree_view_get_model(hs->table));
 220         gtk_list_store_clear(store);
 221
 222         for(i=0;i<NUM_RAS_STATS;i++) {
 223                 /* nothing seen, nothing to do */
 224                 if(hs->ras_rtd[i].stats.num==0){
 225                         continue;
 226                 }
 227                 g_snprintf(str[0], sizeof(char[256]),
 228                                 "%8.2f msec", nstime_to_msec(&(hs->ras_rtd[i].stats.min)));
 229                 g_snprintf(str[1], sizeof(char[256]),
 230                                 "%8.2f msec", nstime_to_msec(&(hs->ras_rtd[i].stats.max)));
 231                 g_snprintf(str[2], sizeof(char[256]),
 232                                 "%8.2f msec", get_average(&(hs->ras_rtd[i].stats.tot), hs->ras_rtd[i].stats.num));
 233
 234                 gtk_list_store_append(store, &iter);
 235                 gtk_list_store_set(store, &iter,
 236                         0, val_to_str(i,ras_message_category,"Other"),
 237                         1, hs->ras_rtd[i].stats.num,
 238                         2, str[0],
 239                         3, str[1],
 240                         4, str[2],
 241                         5, hs->ras_rtd[i].stats.min_num,
 242                         6, hs->ras_rtd[i].stats.max_num,
 243                         7, hs->ras_rtd[i].open_req_num,
 244                         8, hs->ras_rtd[i].disc_rsp_num,
 245                         9, hs->ras_rtd[i].req_dup_num,
 246                         10, hs->ras_rtd[i].rsp_dup_num,
 247                         -1);
 248         }
 249 }
 250
 251 static void
 252 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 253 {
 254         h225rassrt_t *hs=(h225rassrt_t *)data;
 255
 256         protect_thread_critical_region();
 257         remove_tap_listener(hs);
 258         unprotect_thread_critical_region();
 259
 260         if(hs->filter){
 261                 g_free(hs->filter);
 262                 hs->filter=NULL;
 263         }
 264         g_free(hs);
 265 }
 266
 267
 268 static const stat_column titles[]={
 269         {G_TYPE_STRING, LEFT, "RAS-Type" },
 270         {G_TYPE_UINT, RIGHT,   "Measurements" },
 271         {G_TYPE_STRING, RIGHT, "Min RTT" },
 272         {G_TYPE_STRING, RIGHT, "Max RTT" },
 273         {G_TYPE_STRING, RIGHT, "Avg RTT" },
 274         {G_TYPE_UINT, RIGHT,  "Min in Frame" },
 275         {G_TYPE_UINT, RIGHT,  "Max in Frame" },
 276         {G_TYPE_UINT, RIGHT,  "Open Requests" },
 277         {G_TYPE_UINT, RIGHT,  "Discarded Responses" },
 278         {G_TYPE_UINT, RIGHT,  "Repeated Requests" },
 279         {G_TYPE_UINT, RIGHT,  "Repeated Responses"}
 280 };
 281
 282 static void
 283 gtk_h225rassrt_init(const char *optarg, void *userdata _U_)
 284 {
 285         h225rassrt_t *hs;
 286         GString *error_string;
 287         GtkWidget *bbox;
 288         GtkWidget *close_bt;
 289
 290         hs=g_malloc(sizeof(h225rassrt_t));
 291
 292         if(strncmp(optarg,"h225,srt,",9) == 0){
 293                 hs->filter=g_strdup(optarg+9);
 294         } else {
 295                 hs->filter=NULL;
 296         }
 297
 298         h225rassrt_reset(hs);
 299
 300         hs->win = dlg_window_new("h225-ras-srt");  /* transient_for top_level */
 301         gtk_window_set_destroy_with_parent (GTK_WINDOW(hs->win), TRUE);
 302         gtk_window_set_default_size(GTK_WINDOW(hs->win), 600, 300);
 303
 304         hs->vbox=gtk_vbox_new(FALSE, 3);
 305         gtk_container_set_border_width(GTK_CONTAINER(hs->vbox), 12);
 306
 307         init_main_stat_window(hs->win, hs->vbox, "H.225 RAS Service Response Time", hs->filter);
 308
 309         /* init a scrolled window*/
 310         hs->scrolled_window = scrolled_window_new(NULL, NULL);
 311
 312         hs->table = create_stat_table(hs->scrolled_window, hs->vbox, 11, titles);
 313
 314         error_string=register_tap_listener("h225", hs, hs->filter, 0, h225rassrt_reset, h225rassrt_packet, h225rassrt_draw);
 315         if(error_string){
 316                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
 317                 g_string_free(error_string, TRUE);
 318                 g_free(hs->filter);
 319                 g_free(hs);
 320                 return;
 321         }
 322
 323         /* Button row. */
 324         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 325         gtk_box_pack_end(GTK_BOX(hs->vbox), bbox, FALSE, FALSE, 0);
 326
 327         close_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 328         window_set_cancel_button(hs->win, close_bt, window_cancel_button_cb);
 329
 330         g_signal_connect(hs->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 331         g_signal_connect(hs->win, "destroy", G_CALLBACK(win_destroy_cb), hs);
 332
 333         gtk_widget_show_all(hs->win);
 334         window_present(hs->win);
 335
 336         cf_retap_packets(&cfile);
 337         gdk_window_raise(gtk_widget_get_window(hs->win));
 338 }
 339
 340 void
 341 register_tap_listener_gtk_h225rassrt(void)
 342 {
 343         register_dfilter_stat(&h225_rassrt_dlg, "H.225 RAS",
 344             REGISTER_STAT_GROUP_RESPONSE_TIME);
 345 }
 346
 347 void h225_srt_cb(GtkAction *action, gpointer user_data _U_)
 348 {
 349         tap_param_dlg_cb(action, &h225_rassrt_dlg);
 350 }
 351