gtk/wsp_stat.c

   1 /* wsp_stat.c
   2  * wsp_stat   2003 Jean-Michel FAYARD
   3  *
   4  * $Id$
   5  *
   6  * Ethereal - Network traffic analyzer
   7  * By Gerald Combs <gerald@ethereal.com>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  23  */
  24
  25 /* #define DEBUG        do{ printf("%s:%d  ",__FILE__,__LINE__);} while(0); */
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <string.h>
  31
  32 #include <gtk/gtk.h>
  33
  34 #include <epan/packet_info.h>
  35 #include <epan/epan.h>
  36
  37 #include "simple_dialog.h"
  38 #include "gui_utils.h"
  39 #include "dlg_utils.h"
  40 #include <epan/tap.h>
  41 #include "../register.h"
  42 #include "../globals.h"
  43 #include "compat_macros.h"
  44 #include <epan/dissectors/packet-wsp.h>
  45 #include "../stat_menu.h"
  46 #include "../tap_dfilter_dlg.h"
  47
  48 /* used to keep track of the stats for a specific PDU type*/
  49 typedef struct _wsp_pdu_t {
  50         GtkLabel        *widget;
  51         guint32          packets;
  52 } wsp_pdu_t;
  53
  54 /* used to keep track of the statictics for an entire program interface */
  55 typedef struct _wsp_stats_t {
  56         char            *filter;
  57         wsp_pdu_t       *pdu_stats;
  58         guint32          num_pdus;
  59         GtkWidget       *win;
  60         GHashTable      *hash;
  61         GtkWidget       *table_pdu_types;
  62         GtkWidget       *table_status_code;
  63         guint            index; /* Number of status code to display */
  64 } wspstat_t;
  65 /* used to keep track of a single type of status code */
  66 typedef struct _wsp_status_code_t {
  67         const gchar     *name;
  68         guint32          packets;
  69         GtkWidget       *widget;/* label in which we print the number of packets */
  70         wspstat_t       *sp;    /* entire program interface */
  71 } wsp_status_code_t;
  72
  73 static void
  74 wsp_free_hash( gpointer key, gpointer value, gpointer user_data _U_ )
  75 {
  76         g_free(key);
  77         g_free(value);
  78 }
  79 static void
  80 wsp_reset_hash(gchar *key _U_ , wsp_status_code_t *data, gpointer ptr _U_ )
  81 {
  82         data->packets = 0;
  83 }
  84
  85 /* Update the entry corresponding to the number of packets of a special status code
  86  * or create it if it don't exist.
  87  */
  88 static void
  89 wsp_draw_statuscode(gchar *key _U_, wsp_status_code_t *data, gchar * unused _U_ )
  90 {
  91         char string_buff[256];
  92
  93         if ((data==NULL) || (data->packets==0))
  94                 return;
  95         if (data->widget==NULL){        /* create an entry in the table */
  96                 GtkWidget       *tmp;
  97                 int x = 2*((data->sp->index) % 2);
  98                 int y = (data->sp->index) /2;
  99
 100
 101                 /* Maybe we should display the hexadecimal value ? */
 102                 /* g_snprintf(string_buff, 256, "%s  (0X%x)", data->name, *key); */
 103                 tmp = gtk_label_new( data->name  /* string_buff */ );
 104                 gtk_table_attach_defaults(GTK_TABLE(data->sp->table_status_code), tmp, x, x+1, y, y+1);
 105                 gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_LEFT);
 106                 gtk_widget_show(tmp);
 107
 108                 g_snprintf( string_buff, 256, "%9d", data->packets );
 109                 data->widget = gtk_label_new( string_buff );
 110                 gtk_table_attach_defaults(GTK_TABLE(data->sp->table_status_code), data->widget, x+1, x+2, y, y+1);
 111                 gtk_label_set_justify(GTK_LABEL(data->widget), GTK_JUSTIFY_LEFT);
 112                 gtk_widget_show( data->widget );
 113
 114                 data->sp->index++;
 115         } else {
 116                 /* Just update the label string */
 117                 g_snprintf( string_buff, 256, "%9d", data->packets );
 118                 gtk_label_set( GTK_LABEL(data->widget), string_buff);
 119         }
 120 }
 121 static void
 122 wspstat_reset(void *psp)
 123 {
 124         wspstat_t *sp=psp;
 125         guint32 i;
 126
 127         for(i=1;i<=sp->num_pdus;i++)
 128         {
 129                 sp->pdu_stats[i].packets=0;
 130         }
 131         g_hash_table_foreach( sp->hash, (GHFunc)wsp_reset_hash, NULL);
 132 }
 133 static gint
 134 pdut2index(gint pdut)
 135 {
 136         if (pdut<=0x09)         return pdut;
 137         if (pdut>=0x40){
 138                 if (pdut <= 0x44){
 139                         return pdut-54;
 140                 } else if (pdut==0x60||pdut==0x61){
 141                         return pdut-81;
 142                 }
 143         }
 144         return 0;
 145 }
 146 static gint
 147 index2pdut(gint pdut)
 148 {
 149         if (pdut<=0x09)
 150                 return pdut;
 151         if (pdut<=14)
 152                 return pdut+54;
 153         if (pdut<=16)
 154                 return pdut+81;
 155         return 0;
 156 }
 157
 158 static int
 159 wspstat_packet(void *psp, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *pri)
 160 {
 161         wspstat_t *sp=psp;
 162         const wsp_info_value_t *value=pri;
 163         gint index = pdut2index(value->pdut);
 164         int retour=0;
 165
 166         if (value->status_code != 0) {
 167                 gint *key=g_malloc( sizeof(gint) );
 168                 wsp_status_code_t *sc;
 169                 *key=value->status_code ;
 170                 sc = g_hash_table_lookup(
 171                                 sp->hash,
 172                                 key);
 173                 if (!sc) {
 174                         g_warning("%s:%d What's Wrong, doc ?\n", __FILE__, __LINE__);
 175                         sc = g_malloc( sizeof(wsp_status_code_t) );
 176                         sc -> packets = 1;
 177                         sc -> name = NULL;
 178                         sc -> widget=NULL;
 179                         sc -> sp = sp;
 180                         g_hash_table_insert(
 181                                 sp->hash,
 182                                 key,
 183                                 sc);
 184                 } else {
 185                         sc->packets++;
 186                 }
 187                 retour=1;
 188         }
 189
 190
 191
 192         if (index!=0) {
 193                 sp->pdu_stats[ index ].packets++;
 194                 retour = 1;
 195         }
 196         return retour;
 197
 198 }
 199
 200
 201
 202 static void
 203 wspstat_draw(void *psp)
 204 {
 205         wspstat_t *sp=psp;
 206         guint32 i;
 207         char str[256];
 208         guint index;
 209
 210         for(i=1;i<=sp->num_pdus ; i++)
 211         {
 212                 g_snprintf(str, 256, "%9d",  sp->pdu_stats[i ].packets);
 213                 gtk_label_set( GTK_LABEL(sp->pdu_stats[i].widget), str);
 214         }
 215
 216         index=sp->index;
 217         g_hash_table_foreach( sp->hash, (GHFunc) wsp_draw_statuscode, NULL );
 218         if (index != sp->index){
 219                 /* We have inserted a new entry corresponding to a status code ,
 220                  * let's resize the table */
 221                 gtk_table_resize ( GTK_TABLE(sp->table_status_code), sp->index  % 2 , 4);
 222         }
 223
 224 }
 225
 226
 227
 228 /* since the gtk2 implementation of tap is multithreaded we must protect
 229  * remove_tap_listener() from modifying the list while draw_tap_listener()
 230  * is running.  the other protected block is in main.c
 231  *
 232  * there should not be any other critical regions in gtk2
 233  */
 234 void protect_thread_critical_region(void);
 235 void unprotect_thread_critical_region(void);
 236 static void
 237 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 238 {
 239         wspstat_t *sp=(wspstat_t *)data;
 240
 241         protect_thread_critical_region();
 242         remove_tap_listener(sp);
 243         unprotect_thread_critical_region();
 244
 245         g_free(sp->pdu_stats);
 246         g_free(sp->filter);
 247         g_hash_table_foreach( sp->hash, (GHFunc)wsp_free_hash, NULL);
 248         g_hash_table_destroy( sp->hash);
 249         g_free(sp);
 250 }
 251
 252 static void
 253 add_table_entry(wspstat_t *sp, const char *str, int x, int y, int index)
 254 {
 255         GtkWidget *tmp;
 256
 257         tmp=gtk_label_new( str );
 258         gtk_table_attach_defaults(GTK_TABLE(sp->table_pdu_types), tmp, x, x+1, y, y+1);
 259         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_LEFT);
 260         gtk_widget_show(tmp);
 261         if (index != 0) {
 262                 sp->pdu_stats [index] .widget = GTK_LABEL( tmp ) ;
 263         }
 264 }
 265
 266
 267 static void
 268 wsp_init_table(wspstat_t *sp)
 269 {
 270         int pos=0;
 271         guint32 i;
 272         /* gchar        buffer[51];     */
 273
 274         add_table_entry( sp, "PDU Type               "  , 0, pos, 0);
 275         add_table_entry( sp, "packets  "        , 1, pos, 0);
 276         add_table_entry( sp, "PDU Type               "  , 2, pos, 0);
 277         add_table_entry( sp, "packets  "        , 3, pos, 0);
 278         pos++;
 279         for (i=1 ; i <= sp->num_pdus ; i++ )
 280         {
 281                 int x = 0;
 282                 if (i> (sp->num_pdus+1) /2 ){
 283                         x=2;
 284                 }
 285                 /* Maybe we should display the hexadecimal value ? */
 286                 /* g_snprintf(buffer, 50, "%s  (0X%x)", match_strval( index2pdut( i ), vals_pdu_type), index2pdut(i) );*/
 287                 add_table_entry( sp,
 288                                 match_strval(index2pdut(i), vals_pdu_type), /* or buffer, */
 289                                 x,
 290                                 pos,
 291                                 0
 292                                 );
 293                 add_table_entry( sp, "0", x+1, pos
 294                                 , i /* keep a pointer to this widget to update it in _draw() */
 295                                 );
 296                 pos++;
 297                 if (i== (sp->num_pdus+1) /2) {
 298                         pos=1;
 299                 }
 300         }
 301 }
 302
 303 /* When called, this function will create a new instance of gtk2-wspstat.
 304  */
 305 static void
 306 gtk_wspstat_init(const char *optarg, void *userdata _U_)
 307 {
 308         wspstat_t *sp;
 309         const char      *filter=NULL;
 310         char            *title=NULL;
 311         GString         *error_string;
 312         GtkWidget       *main_vb, *pdutypes_fr, *statuscode_fr ;
 313         GtkWidget       *bt_close;
 314         GtkWidget       *bbox;
 315         guint32          i;
 316         wsp_status_code_t *sc;
 317
 318
 319         if (strncmp (optarg, "wsp,stat,", 9) == 0){
 320                 filter=optarg+9;
 321         } else {
 322                 filter=NULL;
 323         }
 324
 325         sp = g_malloc( sizeof(wspstat_t) );
 326         sp->win = window_new(GTK_WINDOW_TOPLEVEL, "wsp-stat");
 327         sp->hash = g_hash_table_new( g_int_hash, g_int_equal);
 328         for (i=0 ; vals_status[i].strptr ; i++ )
 329         {
 330                 gint *key;
 331                 sc=g_malloc( sizeof(wsp_status_code_t) );
 332                 key=g_malloc( sizeof(gint) );
 333                 sc->name=vals_status[i].strptr;
 334                 sc->packets=0;
 335                 sc->widget=NULL;
 336                 sc->sp = sp;
 337                 *key=vals_status[i].value;
 338                 g_hash_table_insert(
 339                                 sp->hash,
 340                                 key,
 341                                 sc);
 342         }
 343         sp->num_pdus = 16;
 344         sp->pdu_stats=g_malloc( (sp->num_pdus+1) * sizeof( wsp_pdu_t) );
 345         if(filter){
 346                 sp->filter=g_strdup(filter);
 347                 title=g_strdup_printf("Ethereal: WAP-WSP statistics with filter: %s", filter);
 348         } else {
 349                 sp->filter=NULL;
 350                 title=g_strdup("Ethereal: WAP-WSP statistics");
 351         }
 352         for (i=0;i<=sp->num_pdus; i++)
 353         {
 354                 sp->pdu_stats[i].packets=0;
 355         }
 356
 357         gtk_window_set_title(GTK_WINDOW(sp->win), title);
 358         g_free(title);
 359
 360         /* container for the two frames */
 361         main_vb = gtk_vbox_new(FALSE, 3);
 362         gtk_container_border_width(GTK_CONTAINER(main_vb), 12);
 363         gtk_container_add(GTK_CONTAINER(sp->win), main_vb);
 364
 365         /* PDU Types frame */
 366         pdutypes_fr = gtk_frame_new("Summary of PDU Types (wsp.pdu_type)");
 367         gtk_container_add(GTK_CONTAINER(main_vb), pdutypes_fr);
 368
 369         sp->table_pdu_types = gtk_table_new( (sp->num_pdus+1) / 2 + 1, 4, FALSE);
 370         gtk_container_add( GTK_CONTAINER( pdutypes_fr), sp->table_pdu_types);
 371         gtk_container_set_border_width( GTK_CONTAINER(sp->table_pdu_types) , 10);
 372
 373         wsp_init_table(sp);
 374
 375         /* Status Codes frame */
 376         statuscode_fr = gtk_frame_new("Summary of Status Code (wsp.reply.status)");
 377         gtk_container_add(GTK_CONTAINER(main_vb), statuscode_fr);
 378
 379         sp->table_status_code = gtk_table_new( 0, 4, FALSE);
 380         gtk_container_add( GTK_CONTAINER( statuscode_fr), sp->table_status_code);
 381         gtk_container_set_border_width( GTK_CONTAINER(sp->table_status_code) , 10);
 382         sp->index = 0;          /* No answers to display yet */
 383
 384         error_string = register_tap_listener(
 385                         "wsp",
 386                         sp,
 387                         filter,
 388                         wspstat_reset,
 389                         wspstat_packet,
 390                         wspstat_draw);
 391         if (error_string){
 392                 /* error, we failed to attach to the tap. clean up */
 393                 simple_dialog( ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str );
 394                 g_free(sp->pdu_stats);
 395                 g_free(sp->filter);
 396                 g_free(sp);
 397                 g_string_free(error_string, TRUE);
 398                 return ;
 399         }
 400
 401         /* Button row. */
 402     bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 403     gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 0);
 404
 405     bt_close = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
 406     window_set_cancel_button(sp->win, bt_close, window_cancel_button_cb);
 407
 408     SIGNAL_CONNECT(sp->win, "delete_event", window_delete_event_cb, NULL);
 409         SIGNAL_CONNECT(sp->win, "destroy", win_destroy_cb, sp);
 410
 411     gtk_widget_show_all(sp->win);
 412     window_present(sp->win);
 413
 414     cf_retap_packets(&cfile, FALSE);
 415 }
 416
 417 static tap_dfilter_dlg wsp_stat_dlg = {
 418         "WAP-WSP Packet Counter",
 419         "wsp,stat",
 420         gtk_wspstat_init,
 421         -1
 422 };
 423
 424 void
 425 register_tap_listener_gtkwspstat(void)
 426 {
 427         register_dfilter_stat(&wsp_stat_dlg, "WAP-WSP",
 428             REGISTER_STAT_GROUP_TELEPHONY);
 429 }