ui/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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27
  28 #include "config.h"
  29
  30 #include <string.h>
  31
  32 #include <gtk/gtk.h>
  33
  34 #include <epan/packet_info.h>
  35 #include <epan/epan.h>
  36 #include <epan/to_str.h>
  37 #include <epan/value_string.h>
  38 #include <epan/tap.h>
  39 #include <epan/dissectors/packet-sctp.h>
  40
  41 #include "ui/simple_dialog.h"
  42 #include "../file.h"
  43 #include "../globals.h"
  44 #include "../stat_menu.h"
  45
  46 #include "ui/gtk/gui_stat_util.h"
  47 #include "ui/gtk/dlg_utils.h"
  48 #include "ui/gtk/tap_param_dlg.h"
  49 #include "ui/gtk/gui_utils.h"
  50 #include "ui/gtk/main.h"
  51 #include "ui/tap-sctp-analysis.h"
  52 #include "ui/gtk/sctp_stat_gtk.h"
  53
  54 void register_tap_listener_sctpstat(void);
  55 static void sctpstat_init(const char *opt_arg, void *userdata);
  56
  57 static tap_param sctp_stat_params[] = {
  58         { PARAM_FILTER, "Filter", NULL }
  59 };
  60
  61 static tap_param_dlg sctp_stat_dlg = {
  62         "SCTP Statistics",
  63         "sctp,stat",
  64         sctpstat_init,
  65         -1,
  66         G_N_ELEMENTS(sctp_stat_params),
  67         sctp_stat_params
  68 };
  69
  70 typedef struct sctp_ep {
  71         struct sctp_ep* next;
  72         address src;
  73         address dst;
  74         guint16 sport;
  75         guint16 dport;
  76         guint32 chunk_count[256];
  77 } sctp_ep_t;
  78
  79 /* used to keep track of the statistics for an entire program interface */
  80 typedef struct _sctp_stat_t {
  81         GtkWidget  *win;
  82         GtkWidget  *vbox;
  83         char       *filter;
  84         GtkWidget  *scrolled_window;
  85         GtkTreeView *table;
  86         guint32    number_of_packets;
  87         sctp_ep_t* ep_list;
  88 } sctpstat_t;
  89
  90 typedef struct _sctp_info sctp_into_t;
  91
  92 #define CHUNK_TYPE(x)(tvb_get_guint8((x), CHUNK_TYPE_OFFSET))
  93
  94 static void
  95 sctpstat_reset(void *phs)
  96 {
  97         sctpstat_t* sctp_stat = (sctpstat_t *)phs;
  98         sctp_ep_t* list = (sctp_ep_t*)sctp_stat->ep_list;
  99         sctp_ep_t* tmp = NULL;
 100         guint16 chunk_type;
 101
 102         if(!list)
 103                 return;
 104
 105         for(tmp = list; tmp ; tmp=tmp->next)
 106                 for(chunk_type = 0; chunk_type < 256; chunk_type++)
 107                         tmp->chunk_count[chunk_type] = 0;
 108
 109         sctp_stat->number_of_packets = 0;
 110 }
 111
 112 static sctp_ep_t* alloc_sctp_ep(struct _sctp_info *si)
 113 {
 114         sctp_ep_t* ep;
 115         guint16 chunk_type;
 116
 117         if(!si)
 118                 return NULL;
 119
 120         if (!(ep = (sctp_ep_t *)g_malloc(sizeof(sctp_ep_t))))
 121                 return NULL;
 122
 123         COPY_ADDRESS(&ep->src,&si->ip_src);
 124         COPY_ADDRESS(&ep->dst,&si->ip_dst);
 125         ep->sport = si->sport;
 126         ep->dport = si->dport;
 127         ep->next = NULL;
 128         for(chunk_type = 0; chunk_type < 256; chunk_type++)
 129                 ep->chunk_count[chunk_type] = 0;
 130         return ep;
 131 }
 132
 133 static int
 134 sctpstat_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *phi)
 135 {
 136
 137         sctpstat_t *hs=(sctpstat_t *)phs;
 138         sctp_ep_t *tmp = NULL, *te = NULL;
 139         struct _sctp_info *si = (struct _sctp_info *) phi;
 140         guint32 tvb_number;
 141
 142         if (!hs)
 143                 return (0);
 144
 145         hs->number_of_packets++;
 146         if(!hs->ep_list) {
 147                 hs->ep_list = alloc_sctp_ep(si);
 148                 te = hs->ep_list;
 149         } else {
 150                 for(tmp=hs->ep_list ; tmp ; tmp=tmp->next) {
 151                         if((!CMP_ADDRESS(&tmp->src,&si->ip_src)) &&
 152                            (!CMP_ADDRESS(&tmp->dst,&si->ip_dst)) &&
 153                            (tmp->sport == si->sport) &&
 154                            (tmp->dport == si->dport)) {
 155                                 te = tmp;
 156                                 break;
 157                         }
 158                 }
 159                 if(!te) {
 160                         if ((te = alloc_sctp_ep(si))) {
 161                                 te->next = hs->ep_list;
 162                                 hs->ep_list = te;
 163                         }
 164                 }
 165         }
 166
 167         if(!te)
 168                 return (0);
 169
 170
 171         if (si->number_of_tvbs > 0) {
 172                 for(tvb_number = 0; tvb_number < si->number_of_tvbs; tvb_number++) {
 173                         if (IS_SCTP_CHUNK_TYPE(CHUNK_TYPE(si->tvb[tvb_number])))
 174                                 (te->chunk_count[CHUNK_TYPE(si->tvb[tvb_number])])++;
 175                         else
 176                                 (te->chunk_count[OTHER_CHUNKS_INDEX])++;
 177                 }
 178         }
 179         return (1);
 180 }
 181
 182
 183 static void
 184 sctpstat_draw(void *phs)
 185 {
 186         sctpstat_t *hs=(sctpstat_t *)phs;
 187         sctp_ep_t* list = hs->ep_list, *tmp;
 188         GtkListStore *store;
 189         GtkTreeIter iter;
 190
 191         /* Now print Message and Reason Counter Table */
 192         /* clear list before printing */
 193         /* XXX use an iter for new/modified ? */
 194         store = GTK_LIST_STORE(gtk_tree_view_get_model(hs->table));
 195         gtk_list_store_clear(store);
 196
 197         for(tmp = list ; tmp ; tmp=tmp->next) {
 198                 gtk_list_store_append(store, &iter);
 199                 gtk_list_store_set(store, &iter,
 200                 0,  ep_address_to_str(&tmp->src),
 201                 1,  tmp->sport,
 202                 2,  ep_address_to_str(&tmp->dst),
 203                 3,  tmp->dport,
 204                 4,  tmp->chunk_count[SCTP_DATA_CHUNK_ID],
 205                 5,  tmp->chunk_count[SCTP_SACK_CHUNK_ID],
 206                 6,  tmp->chunk_count[SCTP_HEARTBEAT_CHUNK_ID],
 207                 7,  tmp->chunk_count[SCTP_HEARTBEAT_ACK_CHUNK_ID],
 208                 8,  tmp->chunk_count[SCTP_INIT_CHUNK_ID],
 209                 9,  tmp->chunk_count[SCTP_INIT_ACK_CHUNK_ID],
 210                 10, tmp->chunk_count[SCTP_COOKIE_ECHO_CHUNK_ID],
 211                 11, tmp->chunk_count[SCTP_COOKIE_ACK_CHUNK_ID],
 212                 12, tmp->chunk_count[SCTP_ABORT_CHUNK_ID],
 213                 13, tmp->chunk_count[SCTP_ERROR_CHUNK_ID],
 214                 14, tmp->chunk_count[SCTP_NR_SACK_CHUNK_ID],
 215                 15, tmp->chunk_count[SCTP_ASCONF_ACK_CHUNK_ID],
 216                 16, tmp->chunk_count[SCTP_PKTDROP_CHUNK_ID],
 217                 17, tmp->chunk_count[SCTP_FORWARD_TSN_CHUNK_ID],
 218                 18, tmp->chunk_count[SCTP_ASCONF_CHUNK_ID],
 219                 19, tmp->chunk_count[OTHER_CHUNKS_INDEX],
 220                 -1
 221                 );
 222         }
 223 }
 224
 225 static void
 226 win_destroy_cb(GtkWindow *win _U_, gpointer data)
 227 {
 228         sctpstat_t *hs=(sctpstat_t *)data;
 229
 230         remove_tap_listener(hs);
 231
 232         if(hs->filter){
 233                 g_free(hs->filter);
 234                 hs->filter=NULL;
 235         }
 236         g_free(hs);
 237 }
 238
 239
 240 static const stat_column titles[]={
 241         {G_TYPE_STRING, LEFT, "Source IP" },
 242         {G_TYPE_UINT, RIGHT,  "Source Port" },
 243         {G_TYPE_STRING, LEFT, "Dest IP" },
 244         {G_TYPE_UINT, RIGHT,  "Dest Port" },
 245         {G_TYPE_UINT, RIGHT,  "DATA" },
 246         {G_TYPE_UINT, RIGHT,  "SACK" },
 247         {G_TYPE_UINT, RIGHT,  "HBEAT" },
 248         {G_TYPE_UINT, RIGHT,  "HBEAT-ACK" },
 249         {G_TYPE_UINT, RIGHT,  "INIT" },
 250         {G_TYPE_UINT, RIGHT,  "INIT-ACK" },
 251         {G_TYPE_UINT, RIGHT,  "COOKIE" },
 252         {G_TYPE_UINT, RIGHT,  "COOKIE-ACK" },
 253         {G_TYPE_UINT, RIGHT,  "ABORT" },
 254         {G_TYPE_UINT, RIGHT,  "ERROR" },
 255         {G_TYPE_UINT, RIGHT,  "NR-SACK" },
 256         {G_TYPE_UINT, RIGHT,  "ASCONF-ACK" },
 257         {G_TYPE_UINT, RIGHT,  "PKTDROP" },
 258         {G_TYPE_UINT, RIGHT,  "FORWARD-TSN" },
 259         {G_TYPE_UINT, RIGHT,  "ASCONF" },
 260         {G_TYPE_UINT, RIGHT,  "Others" }
 261 };
 262
 263 static void
 264 sctpstat_init(const char *opt_arg, void *userdata _U_)
 265 {
 266         sctpstat_t *hs;
 267         GString *error_string;
 268         GtkWidget *bbox;
 269         GtkWidget *close_bt;
 270
 271         hs=(sctpstat_t *)g_malloc(sizeof(sctpstat_t));
 272         if(strncmp(opt_arg,"sctp,stat,",10) == 0){
 273                 hs->filter=g_strdup(opt_arg+10);
 274         } else {
 275                 hs->filter=NULL;
 276         }
 277         hs->ep_list = NULL;
 278         hs->number_of_packets = 0;
 279         sctpstat_reset(hs);
 280
 281         hs->win = dlg_window_new("Wireshark: SCTP Chunk Statistics");  /* transient_for top_level */
 282         gtk_window_set_destroy_with_parent (GTK_WINDOW(hs->win), TRUE);
 283         gtk_window_set_default_size(GTK_WINDOW(hs->win), 700, 250);
 284
 285         hs->vbox=ws_gtk_box_new(GTK_ORIENTATION_VERTICAL, 3, FALSE);
 286         gtk_container_set_border_width(GTK_CONTAINER(hs->vbox), 12);
 287
 288         init_main_stat_window(hs->win, hs->vbox, "SCTP Chunk Counter", hs->filter);
 289
 290         /* init a scrolled window*/
 291         hs->scrolled_window = scrolled_window_new(NULL, NULL);
 292
 293         hs->table = create_stat_table(hs->scrolled_window, hs->vbox, 20, titles);
 294
 295         error_string=register_tap_listener("sctp", hs, hs->filter, 0,
 296                                            sctpstat_reset,
 297                                            sctpstat_packet,
 298                                            sctpstat_draw);
 299         if(error_string){
 300                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
 301                 g_string_free(error_string, TRUE);
 302                 g_free(hs->filter);
 303                 g_free(hs);
 304                 return;
 305         }
 306
 307         /* Button row. */
 308         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 309         gtk_box_pack_end(GTK_BOX(hs->vbox), bbox, FALSE, FALSE, 0);
 310
 311         close_bt = (GtkWidget *)g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 312         window_set_cancel_button(hs->win, close_bt, window_cancel_button_cb);
 313
 314         g_signal_connect(hs->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 315         g_signal_connect(hs->win, "destroy", G_CALLBACK(win_destroy_cb), hs);
 316
 317         gtk_widget_show_all(hs->win);
 318         window_present(hs->win);
 319
 320         cf_retap_packets(&cfile);
 321 }
 322
 323 void
 324 register_tap_listener_sctpstat(void)
 325 {
 326         register_param_stat(&sctp_stat_dlg, "Chunk Counter",
 327             REGISTER_STAT_GROUP_TELEPHONY_SCTP);
 328 }