gtk/sctp_chunk_stat.c

   1 /* sctp_chunk_stat.c
   2  * SCTP chunk counter for Wireshark
   3  * Copyright 2005 Oleg Terletsky <oleg.terletsky [AT] comverse.com>
   4  * Copyright 2009 Varun Notibala <nbvarun [AT] gmail.com>
   5  *
   6  * $Id$
   7  *
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1998 Gerald Combs
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25  */
  26
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #ifdef HAVE_SYS_TYPES_H
  33 # include <sys/types.h>
  34 #endif
  35 #include <string.h>
  36
  37 #include <gtk/gtk.h>
  38
  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-sctp.h>
  44
  45 #include "../simple_dialog.h"
  46 #include "../file.h"
  47 #include "../globals.h"
  48 #include "../stat_menu.h"
  49
  50 #include "gtk/gui_stat_util.h"
  51 #include "gtk/dlg_utils.h"
  52 #include "gtk/tap_param_dlg.h"
  53 #include "gtk/gui_utils.h"
  54 #include "gtk/main.h"
  55 #include "gtk/sctp_stat.h"
  56
  57
  58 static void sctpstat_init(const char *optarg, void *userdata);
  59
  60 static tap_param sctp_stat_params[] = {
  61         { PARAM_FILTER, "Filter", NULL }
  62 };
  63
  64 static tap_param_dlg sctp_stat_dlg = {
  65         "SCTP Statistics",
  66         "sctp,stat",
  67         sctpstat_init,
  68         -1,
  69         G_N_ELEMENTS(sctp_stat_params),
  70         sctp_stat_params
  71 };
  72
  73 typedef struct sctp_ep {
  74         struct sctp_ep* next;
  75         address src;
  76         address dst;
  77         guint16 sport;
  78         guint16 dport;
  79         guint32 chunk_count[256];
  80 } sctp_ep_t;
  81
  82 /* used to keep track of the statistics for an entire program interface */
  83 typedef struct _sctp_stat_t {
  84         GtkWidget  *win;
  85         GtkWidget  *vbox;
  86         char       *filter;
  87         GtkWidget  *scrolled_window;
  88         GtkTreeView *table;
  89         guint32    number_of_packets;
  90         sctp_ep_t* ep_list;
  91 } sctpstat_t;
  92
  93 typedef struct _sctp_info sctp_into_t;
  94
  95 #define CHUNK_TYPE(x)(tvb_get_guint8((x), CHUNK_TYPE_OFFSET))
  96
  97 static void
  98 sctpstat_reset(void *phs)
  99 {
 100         sctpstat_t* sctp_stat = (sctpstat_t *)phs;
 101         sctp_ep_t* list = (sctp_ep_t*)sctp_stat->ep_list;
 102         sctp_ep_t* tmp = NULL;
 103         guint16 chunk_type;
 104
 105         if(!list)
 106                 return;
 107
 108         for(tmp = list; tmp ; tmp=tmp->next)
 109                 for(chunk_type = 0; chunk_type < 256; chunk_type++)
 110                         tmp->chunk_count[chunk_type] = 0;
 111
 112         sctp_stat->number_of_packets = 0;
 113 }
 114
 115 static sctp_ep_t* alloc_sctp_ep(struct _sctp_info *si)
 116 {
 117         sctp_ep_t* ep;
 118         guint16 chunk_type;
 119
 120         if(!si)
 121                 return NULL;
 122
 123         if (!(ep = g_malloc(sizeof(sctp_ep_t))))
 124                 return NULL;
 125
 126         COPY_ADDRESS(&ep->src,&si->ip_src);
 127         COPY_ADDRESS(&ep->dst,&si->ip_dst);
 128         ep->sport = si->sport;
 129         ep->dport = si->dport;
 130         ep->next = NULL;
 131         for(chunk_type = 0; chunk_type < 256; chunk_type++)
 132                 ep->chunk_count[chunk_type] = 0;
 133         return ep;
 134 }
 135
 136 static int
 137 sctpstat_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *phi)
 138 {
 139
 140         sctpstat_t *hs=(sctpstat_t *)phs;
 141         sctp_ep_t *tmp = NULL, *te = NULL;
 142         struct _sctp_info *si = (struct _sctp_info *) phi;
 143         guint32 tvb_number;
 144
 145         if (!hs)
 146                 return (0);
 147
 148         hs->number_of_packets++;
 149         if(!hs->ep_list) {
 150                 hs->ep_list = alloc_sctp_ep(si);
 151                 te = hs->ep_list;
 152         } else {
 153                 for(tmp=hs->ep_list ; tmp ; tmp=tmp->next) {
 154                         if((!CMP_ADDRESS(&tmp->src,&si->ip_src)) &&
 155                            (!CMP_ADDRESS(&tmp->dst,&si->ip_dst)) &&
 156                            (tmp->sport == si->sport) &&
 157                            (tmp->dport == si->dport)) {
 158                                 te = tmp;
 159                                 break;
 160                         }
 161                 }
 162                 if(!te) {
 163                         if ((te = alloc_sctp_ep(si))) {
 164                                 te->next = hs->ep_list;
 165                                 hs->ep_list = te;
 166                         }
 167                 }
 168         }
 169
 170         if(!te)
 171                 return (0);
 172
 173
 174         if (si->number_of_tvbs > 0) {
 175                 for(tvb_number = 0; tvb_number < si->number_of_tvbs; tvb_number++) {
 176                         if (IS_SCTP_CHUNK_TYPE(CHUNK_TYPE(si->tvb[tvb_number])))
 177                                 (te->chunk_count[CHUNK_TYPE(si->tvb[tvb_number])])++;
 178                         else
 179                                 (te->chunk_count[OTHER_CHUNKS_INDEX])++;
 180                 }
 181         }
 182         return (1);
 183 }
 184
 185
 186 static void
 187 sctpstat_draw(void *phs)
 188 {
 189         sctpstat_t *hs=(sctpstat_t *)phs;
 190         sctp_ep_t* list = hs->ep_list, *tmp;
 191         GtkListStore *store;
 192         GtkTreeIter iter;
 193
 194         /* Now print Message and Reason Counter Table */
 195         /* clear list before printing */
 196         /* XXX use an iter for new/modified ? */
 197         store = GTK_LIST_STORE(gtk_tree_view_get_model(hs->table));
 198         gtk_list_store_clear(store);
 199
 200         for(tmp = list ; tmp ; tmp=tmp->next) {
 201                 gtk_list_store_append(store, &iter);
 202                 gtk_list_store_set(store, &iter,
 203                 0,  ep_address_to_str(&tmp->src),
 204                 1,  tmp->sport,
 205                 2,  ep_address_to_str(&tmp->dst),
 206                 3,  tmp->dport,
 207                 4,  tmp->chunk_count[SCTP_DATA_CHUNK_ID],
 208                 5,  tmp->chunk_count[SCTP_SACK_CHUNK_ID],
 209                 6,  tmp->chunk_count[SCTP_HEARTBEAT_CHUNK_ID],
 210                 7,  tmp->chunk_count[SCTP_HEARTBEAT_ACK_CHUNK_ID],
 211                 8,  tmp->chunk_count[SCTP_INIT_CHUNK_ID],
 212                 9,  tmp->chunk_count[SCTP_INIT_ACK_CHUNK_ID],
 213                 10, tmp->chunk_count[SCTP_COOKIE_ECHO_CHUNK_ID],
 214                 11, tmp->chunk_count[SCTP_COOKIE_ACK_CHUNK_ID],
 215                 12, tmp->chunk_count[SCTP_ABORT_CHUNK_ID],
 216                 13, tmp->chunk_count[SCTP_ERROR_CHUNK_ID],
 217                 14, tmp->chunk_count[SCTP_NR_SACK_CHUNK_ID],
 218                 15, tmp->chunk_count[SCTP_ASCONF_ACK_CHUNK_ID],
 219                 16, tmp->chunk_count[SCTP_PKTDROP_CHUNK_ID],
 220                 17, tmp->chunk_count[SCTP_FORWARD_TSN_CHUNK_ID],
 221                 18, tmp->chunk_count[SCTP_ASCONF_CHUNK_ID],
 222                 19, tmp->chunk_count[OTHER_CHUNKS_INDEX],
 223                 -1
 224                 );
 225         }
 226 }
 227
 228 static void
 229 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 230 {
 231         sctpstat_t *hs=(sctpstat_t *)data;
 232
 233         protect_thread_critical_region();
 234         remove_tap_listener(hs);
 235         unprotect_thread_critical_region();
 236
 237         if(hs->filter){
 238                 g_free(hs->filter);
 239                 hs->filter=NULL;
 240         }
 241         g_free(hs);
 242 }
 243
 244
 245 static const stat_column titles[]={
 246         {G_TYPE_STRING, LEFT, "Source IP" },
 247         {G_TYPE_UINT, RIGHT,  "Source Port" },
 248         {G_TYPE_STRING, LEFT, "Dest IP" },
 249         {G_TYPE_UINT, RIGHT,  "Dest Port" },
 250         {G_TYPE_UINT, RIGHT,  "DATA" },
 251         {G_TYPE_UINT, RIGHT,  "SACK" },
 252         {G_TYPE_UINT, RIGHT,  "HBEAT" },
 253         {G_TYPE_UINT, RIGHT,  "HBEAT-ACK" },
 254         {G_TYPE_UINT, RIGHT,  "INIT" },
 255         {G_TYPE_UINT, RIGHT,  "INIT-ACK" },
 256         {G_TYPE_UINT, RIGHT,  "COOKIE" },
 257         {G_TYPE_UINT, RIGHT,  "COOKIE-ACK" },
 258         {G_TYPE_UINT, RIGHT,  "ABORT" },
 259         {G_TYPE_UINT, RIGHT,  "ERROR" },
 260         {G_TYPE_UINT, RIGHT,  "NR-SACK" },
 261         {G_TYPE_UINT, RIGHT,  "ASCONF-ACK" },
 262         {G_TYPE_UINT, RIGHT,  "PKTDROP" },
 263         {G_TYPE_UINT, RIGHT,  "FORWARD-TSN" },
 264         {G_TYPE_UINT, RIGHT,  "ASCONF" },
 265         {G_TYPE_UINT, RIGHT,  "Others" }
 266 };
 267
 268 static void
 269 sctpstat_init(const char *optarg, void *userdata _U_)
 270 {
 271         sctpstat_t *hs;
 272         GString *error_string;
 273         GtkWidget *bbox;
 274         GtkWidget *close_bt;
 275
 276         hs=g_malloc(sizeof(sctpstat_t));
 277         if(strncmp(optarg,"sctp,stat,",10) == 0){
 278                 hs->filter=g_strdup(optarg+10);
 279         } else {
 280                 hs->filter=NULL;
 281         }
 282         hs->ep_list = NULL;
 283         hs->number_of_packets = 0;
 284         sctpstat_reset(hs);
 285
 286         hs->win = dlg_window_new("Wireshark: SCTP Chunk Statistics");  /* transient_for top_level */
 287         gtk_window_set_destroy_with_parent (GTK_WINDOW(hs->win), TRUE);
 288         gtk_window_set_default_size(GTK_WINDOW(hs->win), 700, 250);
 289
 290         hs->vbox=gtk_vbox_new(FALSE, 3);
 291         gtk_container_set_border_width(GTK_CONTAINER(hs->vbox), 12);
 292
 293         init_main_stat_window(hs->win, hs->vbox, "SCTP Chunk Counter", hs->filter);
 294
 295         /* init a scrolled window*/
 296         hs->scrolled_window = scrolled_window_new(NULL, NULL);
 297
 298         hs->table = create_stat_table(hs->scrolled_window, hs->vbox, 20, titles);
 299
 300         error_string=register_tap_listener("sctp", hs, hs->filter, 0,
 301                                            sctpstat_reset,
 302                                            sctpstat_packet,
 303                                            sctpstat_draw);
 304         if(error_string){
 305                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
 306                 g_string_free(error_string, TRUE);
 307                 g_free(hs->filter);
 308                 g_free(hs);
 309                 return;
 310         }
 311
 312         /* Button row. */
 313         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 314         gtk_box_pack_end(GTK_BOX(hs->vbox), bbox, FALSE, FALSE, 0);
 315
 316         close_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 317         window_set_cancel_button(hs->win, close_bt, window_cancel_button_cb);
 318
 319         g_signal_connect(hs->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 320         g_signal_connect(hs->win, "destroy", G_CALLBACK(win_destroy_cb), hs);
 321
 322         gtk_widget_show_all(hs->win);
 323         window_present(hs->win);
 324
 325         cf_retap_packets(&cfile);
 326 }
 327
 328 void
 329 register_tap_listener_sctpstat(void)
 330 {
 331         register_dfilter_stat(&sctp_stat_dlg, "S_CTP/Chunk Counter",
 332             REGISTER_STAT_GROUP_TELEPHONY);
 333 }
 334
 335 #ifdef MAIN_MENU_USE_UIMANAGER
 336 void sctp_chunk_counter_cb(GtkAction *action _U_, gpointer user_data _U_)
 337 {
 338         tap_param_dlg_cb(action, &sctp_stat_dlg);
 339 }
 340 #endif