gtk/camel_counter.c

   1 /* camel_counter.c
   2  * camel message counter for Wireshark
   3  * Copyright 2006 Florent Drouin (based on h225_counter.c from Lars Roland)
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22  */
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include "config.h"
  26 #endif
  27
  28 #ifdef HAVE_SYS_TYPES_H
  29 # include <sys/types.h>
  30 #endif
  31
  32 #include <string.h>
  33 #include <gtk/gtk.h>
  34
  35 #include "epan/packet_info.h"
  36 #include "epan/epan.h"
  37 #include "epan/value_string.h"
  38 #include "epan/tap.h"
  39
  40 #include "register.h"
  41 #include "timestats.h"
  42 #include "simple_dialog.h"
  43 #include "file.h"
  44 #include "globals.h"
  45 #include "stat_menu.h"
  46 #include "tap_dfilter_dlg.h"
  47
  48 #include "gtk/main.h"
  49 #include "gtk/dlg_utils.h"
  50 #include "gtk/gui_utils.h"
  51 #include "gtk/gui_stat_util.h"
  52 #include "gtk/compat_macros.h"
  53 #include "epan/asn1.h"
  54 #include "epan/camel-persistentdata.h"
  55
  56 static void gtk_camelcounter_reset(void *phs);
  57 static int gtk_camelcounter_packet(void *phs,
  58                                    packet_info *pinfo _U_,
  59                                    epan_dissect_t *edt _U_,
  60                                    const void *phi);
  61 static void gtk_camelcounter_draw(void *phs);
  62 static void win_destroy_cb(GtkWindow *win _U_, gpointer data);
  63 static void gtk_camelcounter_init(const char *optarg, void *userdata _U_);
  64 void register_tap_listener_gtk_camelcounter(void);
  65
  66 /* following values represent the size of their valuestring arrays */
  67
  68 struct camelcounter_t {
  69   GtkWidget *win;
  70   GtkWidget *vbox;
  71   char *filter;
  72   GtkWidget *scrolled_window;
  73   GtkCList *table;
  74   guint32 camel_msg[camel_MAX_NUM_OPR_CODES];
  75 };
  76
  77 static void gtk_camelcounter_reset(void *phs)
  78 {
  79   struct camelcounter_t * p_counter= ( struct camelcounter_t *) phs;
  80   int i;
  81
  82   /* Erase Message Type count */
  83   for(i=0;i<camel_MAX_NUM_OPR_CODES;i++) {
  84     p_counter->camel_msg[i]=0;
  85   }
  86 }
  87
  88
  89 /*
  90  * If there is a valid camel operation, increase the value in the array of counter
  91  */
  92 static int gtk_camelcounter_packet(void *phs,
  93                                    packet_info *pinfo _U_,
  94                                    epan_dissect_t *edt _U_,
  95                                    const void *phi)
  96 {
  97   struct camelcounter_t * p_counter =(struct camelcounter_t *)phs;
  98   const struct camelsrt_info_t * pi=phi;
  99   if (pi->opcode != 255)
 100     p_counter->camel_msg[pi->opcode]++;
 101
 102   return 1;
 103 }
 104
 105 static void gtk_camelcounter_draw(void *phs)
 106 {
 107   struct camelcounter_t *p_counter=(struct camelcounter_t *)phs;
 108   int i;
 109   char *str[2];
 110
 111   for(i=0;i<2;i++) {
 112     str[i]=g_malloc(sizeof(char[256]));
 113   }
 114   /* Now print Message and Reason Counter Table */
 115   /* clear list before printing */
 116   gtk_clist_clear(p_counter->table);
 117
 118   for(i=0;i<camel_MAX_NUM_OPR_CODES;i++) {
 119     /* Message counter */
 120     if(p_counter->camel_msg[i]!=0) {
 121       g_snprintf(str[0], sizeof(char[256]),
 122                  "Request %s", val_to_str(i,camel_opr_code_strings,"Unknown message "));
 123       g_snprintf(str[1], sizeof(char[256]),
 124                  "%d", p_counter->camel_msg[i]);
 125       gtk_clist_append(p_counter->table, str);
 126     }
 127   } /* Message Type */
 128   gtk_widget_show(GTK_WIDGET(p_counter->table));
 129 }
 130
 131 void protect_thread_critical_region(void);
 132 void unprotect_thread_critical_region(void);
 133
 134 static void win_destroy_cb(GtkWindow *win _U_, gpointer data)
 135 {
 136   struct camelcounter_t *hs=(struct camelcounter_t *)data;
 137
 138   protect_thread_critical_region();
 139   remove_tap_listener(hs);
 140   unprotect_thread_critical_region();
 141
 142   if(hs->filter){
 143     g_free(hs->filter);
 144     hs->filter=NULL;
 145   }
 146   g_free(hs);
 147 }
 148
 149 static const gchar *titles[]={
 150   "Message Type or Reason",
 151   "Count" };
 152
 153 static void gtk_camelcounter_init(const char *optarg, void *userdata _U_)
 154 {
 155   struct camelcounter_t *p_camelcounter;
 156   const char *filter=NULL;
 157   const char *emptyfilter="";
 158   GString *error_string;
 159   GtkWidget *bbox;
 160   GtkWidget *close_bt;
 161
 162   if(strncmp(optarg,"camel,counter,",14) == 0){
 163     filter=optarg+14;
 164   } else {
 165     filter=NULL;
 166   }
 167
 168   p_camelcounter=g_malloc(sizeof(struct camelcounter_t));
 169   p_camelcounter->filter=g_strdup(filter);
 170
 171   gtk_camelcounter_reset(p_camelcounter);
 172
 173   p_camelcounter->win=window_new(GTK_WINDOW_TOPLEVEL, "Wireshark: CAMEL counters");
 174   gtk_window_set_default_size(GTK_WINDOW(p_camelcounter->win), 500, 300);
 175
 176   p_camelcounter->vbox=gtk_vbox_new(FALSE, 3);
 177   gtk_container_set_border_width(GTK_CONTAINER(p_camelcounter->vbox), 12);
 178
 179   init_main_stat_window(p_camelcounter->win, p_camelcounter->vbox, "CAMEL Messages Counters", filter);
 180
 181   /* init a scrolled window*/
 182   p_camelcounter->scrolled_window = scrolled_window_new(NULL, NULL);
 183
 184   p_camelcounter->table = create_stat_table(p_camelcounter->scrolled_window, p_camelcounter->vbox, 2, titles);
 185
 186   if (filter) {
 187     error_string=register_tap_listener("CAMEL", p_camelcounter, filter,
 188                                        gtk_camelcounter_reset,
 189                                        gtk_camelcounter_packet,
 190                                        gtk_camelcounter_draw);
 191   } else {
 192     error_string=register_tap_listener("CAMEL", p_camelcounter, emptyfilter,
 193                                        gtk_camelcounter_reset,
 194                                        gtk_camelcounter_packet,
 195                                        gtk_camelcounter_draw);
 196   }
 197
 198   if(error_string){
 199     simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
 200     g_string_free(error_string, TRUE);
 201     g_free(p_camelcounter);
 202     return;
 203   }
 204
 205   /* Button row. */
 206   bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 207   gtk_box_pack_end(GTK_BOX(p_camelcounter->vbox), bbox, FALSE, FALSE, 0);
 208
 209   close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
 210   window_set_cancel_button(p_camelcounter->win, close_bt, window_cancel_button_cb);
 211
 212   SIGNAL_CONNECT(p_camelcounter->win, "delete_event", window_delete_event_cb, NULL);
 213   SIGNAL_CONNECT(p_camelcounter->win, "destroy", win_destroy_cb, p_camelcounter);
 214
 215   gtk_widget_show_all(p_camelcounter->win);
 216   window_present(p_camelcounter->win);
 217
 218   cf_retap_packets(&cfile, FALSE);
 219 }
 220
 221 static tap_dfilter_dlg camel_counter_dlg = {
 222   "CAMEL Messages and Response Status",
 223   "camel,counter",
 224   gtk_camelcounter_init,
 225   -1
 226 };
 227
 228 void  /* Next line mandatory */
 229 register_tap_listener_gtk_camelcounter(void)
 230 {
 231   register_dfilter_stat(&camel_counter_dlg, "GSM/CAMEL",
 232                         REGISTER_STAT_GROUP_TELEPHONY);
 233
 234 }