ui/gtk/gtp_stat.c

   1 /* gtp_stat.c
   2  * gtp_stat   2008 Kari Tiirikainen
   3  * Largely based on ldap_stat by Ronnie Sahlberg, all mistakes added by KTi
   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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  24  */
  25
  26 #include "config.h"
  27
  28 #include <string.h>
  29
  30 #include <gtk/gtk.h>
  31
  32 #include <epan/packet_info.h>
  33 #include <epan/epan.h>
  34 #include <epan/value_string.h>
  35 #include <epan/tap.h>
  36 #include <epan/dissectors/packet-gtp.h>
  37
  38 #include "ui/simple_dialog.h"
  39 #include "../file.h"
  40 #include "../stat_menu.h"
  41
  42 #include "ui/gtk/gui_utils.h"
  43 #include "ui/gtk/dlg_utils.h"
  44 #include "ui/gtk/service_response_time_table.h"
  45 #include "ui/gtk/tap_param_dlg.h"
  46 #include "ui/gtk/gtkglobals.h"
  47 #include "ui/gtk/main.h"
  48
  49 #include "ui/gtk/old-gtk-compat.h"
  50
  51 /* used to keep track of the statistics for an entire program interface */
  52 typedef struct _gtpstat_t {
  53         GtkWidget *win;
  54         srt_stat_table gtp_srt_table;
  55 } gtpstat_t;
  56
  57 static void
  58 gtpstat_set_title(gtpstat_t *gtp)
  59 {
  60         set_window_title(gtp->win, "GTP Control Plane  Response Time statistics");
  61 }
  62
  63 static void
  64 gtpstat_reset(void *pgtp)
  65 {
  66         gtpstat_t *gtp=(gtpstat_t *)pgtp;
  67
  68         reset_srt_table_data(&gtp->gtp_srt_table);
  69         gtpstat_set_title(gtp);
  70 }
  71
  72 static int
  73 gtpstat_packet(void *pgtp, packet_info *pinfo, epan_dissect_t *edt _U_, const void *psi)
  74 {
  75         const gtp_msg_hash_t *gtp=(gtp_msg_hash_t *)psi;
  76         gtpstat_t *fs=(gtpstat_t *)pgtp;
  77         int idx=0;
  78
  79         /* we are only interested in reply packets */
  80         if(gtp->is_request){
  81                 return 0;
  82         }
  83         /* if we have not seen the request, just ignore it */
  84         if(!gtp->req_frame){
  85                 return 0;
  86         }
  87
  88         /* Only use the commands we know how to handle, this is not a comprehensive list */
  89         /* Redoing the message indexing is bit reduntant,                    */
  90         /*  but using message type as such would yield a long gtp_srt_table. */
  91         /*  Only a fraction of the messages are matchable req/resp pairs,    */
  92         /*  it just doesn't feel feasible.                                   */
  93
  94         switch(gtp->msgtype){
  95         case GTP_MSG_ECHO_REQ: idx=0;
  96                 break;
  97         case GTP_MSG_CREATE_PDP_REQ: idx=1;
  98                 break;
  99         case GTP_MSG_UPDATE_PDP_REQ: idx=2;
 100                 break;
 101         case GTP_MSG_DELETE_PDP_REQ: idx=3;
 102                 break;
 103         default:
 104                 return 0;
 105         }
 106
 107         add_srt_table_data(&fs->gtp_srt_table, idx, &gtp->req_time, pinfo);
 108
 109         return 1;
 110 }
 111
 112
 113
 114 static void
 115 gtpstat_draw(void *pgtp)
 116 {
 117         gtpstat_t *gtp=(gtpstat_t *)pgtp;
 118
 119         draw_srt_table_data(&gtp->gtp_srt_table);
 120 }
 121
 122
 123 static void
 124 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 125 {
 126         gtpstat_t *gtp=(gtpstat_t *)data;
 127
 128         remove_tap_listener(gtp);
 129
 130         free_srt_table_data(&gtp->gtp_srt_table);
 131         g_free(gtp);
 132 }
 133
 134
 135 static void
 136 gtk_gtpstat_init(const char *opt_arg, void *userdata _U_)
 137 {
 138         gtpstat_t *gtp;
 139         const char *filter=NULL;
 140         GtkWidget *label;
 141         char *filter_string;
 142         GString *error_string;
 143         GtkWidget *vbox;
 144         GtkWidget *bbox;
 145         GtkWidget *close_bt;
 146
 147         if(!strncmp(opt_arg,"gtp,",4)){
 148                 filter=opt_arg+4;
 149         } else {
 150                 filter="gtp"; /*NULL doesn't work here like in LDAP. Too little time/lazy to find out why ?*/
 151         }
 152
 153         gtp=(gtpstat_t *)g_malloc(sizeof(gtpstat_t));
 154
 155         gtp->win = dlg_window_new("gtp-stat");  /* transient_for top_level */
 156         gtk_window_set_destroy_with_parent (GTK_WINDOW(gtp->win), TRUE);
 157
 158         gtk_window_set_default_size(GTK_WINDOW(gtp->win), 550, 400);
 159         gtpstat_set_title(gtp);
 160
 161         vbox=ws_gtk_box_new(GTK_ORIENTATION_VERTICAL, 3, FALSE);
 162         gtk_container_add(GTK_CONTAINER(gtp->win), vbox);
 163         gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
 164
 165         label=gtk_label_new("GTP Service Response Time statistics");
 166         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 167
 168         filter_string = g_strdup_printf("Filter: %s", filter ? filter : "");
 169         label=gtk_label_new(filter_string);
 170         g_free(filter_string);
 171         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 172         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 173
 174         label=gtk_label_new("GTP Requests");
 175         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 176
 177         /* We must display TOP LEVEL Widget before calling init_srt_table() */
 178         gtk_widget_show_all(gtp->win);
 179
 180         init_srt_table(&gtp->gtp_srt_table, 4, vbox, NULL);
 181         init_srt_table_row(&gtp->gtp_srt_table, 0, "Echo");
 182         init_srt_table_row(&gtp->gtp_srt_table, 1, "Create PDP context");
 183         init_srt_table_row(&gtp->gtp_srt_table, 2, "Update PDP context");
 184         init_srt_table_row(&gtp->gtp_srt_table, 3, "Delete PDP context");
 185
 186         error_string=register_tap_listener("gtp", gtp, filter, 0, gtpstat_reset, gtpstat_packet, gtpstat_draw);
 187         if(error_string){
 188                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
 189                 g_string_free(error_string, TRUE);
 190                 g_free(gtp);
 191                 return;
 192         }
 193
 194         /* Button row. */
 195         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 196         gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
 197
 198         close_bt = (GtkWidget *)g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 199         window_set_cancel_button(gtp->win, close_bt, window_cancel_button_cb);
 200
 201         g_signal_connect(gtp->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 202         g_signal_connect(gtp->win, "destroy", G_CALLBACK(win_destroy_cb), gtp);
 203
 204         gtk_widget_show_all(gtp->win);
 205         window_present(gtp->win);
 206
 207         cf_retap_packets(&cfile);
 208         gdk_window_raise(gtk_widget_get_window(gtp->win));
 209 }
 210
 211 static tap_param gtp_stat_params[] = {
 212         { PARAM_FILTER, "Filter", NULL }
 213 };
 214
 215 static tap_param_dlg gtp_stat_dlg = {
 216         "GTP Control Plane Response Time Statistics",
 217         "gtp",
 218         gtk_gtpstat_init,
 219         -1,
 220         G_N_ELEMENTS(gtp_stat_params),
 221         gtp_stat_params
 222 };
 223
 224 void
 225 register_tap_listener_gtkgtpstat(void)
 226 {
 227         register_param_stat(&gtp_stat_dlg, "GTP",
 228             REGISTER_STAT_GROUP_RESPONSE_TIME);
 229 }