ui/gtk/conversation_hastables_dlg.c

   1 /* conversation_hastables_dlg.c
   2  * Show conversation hastable info
   3  *
   4  * Copyright 2013 Anders Broman <anders.broman@ericsson.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 #include "config.h"
  28
  29 #include <string.h>
  30
  31 #include <gtk/gtk.h>
  32
  33 #include <epan/epan.h>
  34 #include <epan/filesystem.h>
  35 #include <epan/conversation.h>
  36
  37 #include "ui/main_statusbar.h"
  38
  39 #include "ui/gtk/dlg_utils.h"
  40 #include "ui/gtk/expert_comp_dlg.h"
  41 #include "ui/gtk/font_utils.h"
  42 #include "ui/gtk/gui_utils.h"
  43 #include "ui/gtk/help_dlg.h"
  44 #include "ui/gtk/main.h"
  45 #include "ui/gtk/packet_list.h"
  46 #include "ui/gtk/conversation_hastables_dlg.h"
  47 #include "ui/gtk/old-gtk-compat.h"
  48
  49 static GtkWidget *conversation_hastables_dlg_w = NULL;
  50
  51 #define CONV_STR_BUF_MAX 1024
  52
  53 /*
  54  * Compute the hash value for two given address/port pairs if the match
  55  * is to be exact.
  56  */
  57 /* http://eternallyconfuzzled.com/tuts/algorithms/jsw_tut_hashing.aspx#existing
  58  * One-at-a-Time hash
  59  */
  60 static guint
  61 conversation_hash_exact(gconstpointer v)
  62 {
  63         const conversation_key *key = (const conversation_key *)v;
  64         guint hash_val;
  65         int i;
  66         const guint8 *ADD_ADDRESS_TO_HASH_data;
  67
  68         hash_val = 0;
  69 #if 0
  70         ADD_ADDRESS_TO_HASH(hash_val, &key->addr1);
  71         hash_val += key->port1;
  72         ADD_ADDRESS_TO_HASH(hash_val, &key->addr2);
  73         hash_val += key->port2;
  74
  75         return hash_val;
  76 #endif
  77         for ( i = 0; i < key->addr1.len; i++ ) {
  78                 ADD_ADDRESS_TO_HASH_data = (const guint8 *)((&key->addr1)->data);
  79                 hash_val += ADD_ADDRESS_TO_HASH_data[i];
  80                 hash_val += ( hash_val << 10 );
  81                 hash_val ^= ( hash_val >> 6 );
  82         }
  83
  84         for ( i = 0; i < 4; i++ ) {
  85                 ADD_ADDRESS_TO_HASH_data = (const guint8 *)(&key->port1);
  86                 hash_val += ADD_ADDRESS_TO_HASH_data[i];
  87                 hash_val += ( hash_val << 10 );
  88                 hash_val ^= ( hash_val >> 6 );
  89         }
  90
  91         for ( i = 0; i < key->addr2.len; i++ ) {
  92                 ADD_ADDRESS_TO_HASH_data = (const guint8 *)((&key->addr2)->data);
  93                 hash_val += ADD_ADDRESS_TO_HASH_data[i];
  94                 hash_val += ( hash_val << 10 );
  95                 hash_val ^= ( hash_val >> 6 );
  96         }
  97
  98         for ( i = 0; i < 4; i++ ) {
  99                 ADD_ADDRESS_TO_HASH_data = (const guint8 *)(&key->port2);
 100                 hash_val += ADD_ADDRESS_TO_HASH_data[i];
 101                 hash_val += ( hash_val << 10 );
 102                 hash_val ^= ( hash_val >> 6 );
 103         }
 104
 105         hash_val += ( hash_val << 3 );
 106         hash_val ^= ( hash_val >> 11 );
 107         hash_val += ( hash_val << 15 );
 108
 109         return hash_val;
 110 }
 111
 112 static guint
 113 conversation_hash_exact_old(gconstpointer v)
 114 {
 115         const conversation_key *key = (const conversation_key *)v;
 116         guint hash_val;
 117
 118         hash_val = 0;
 119         ADD_ADDRESS_TO_HASH(hash_val, &key->addr1);
 120         hash_val += key->port1;
 121         ADD_ADDRESS_TO_HASH(hash_val, &key->addr2);
 122         hash_val += key->port2;
 123
 124         return hash_val;
 125 }
 126
 127 static void
 128 conversation_hashtable_exact_to_texbuff(gpointer key, gpointer value _U_, gpointer user_data)
 129 {
 130         gchar string_buff[CONV_STR_BUF_MAX];
 131         GtkTextBuffer *buffer = (GtkTextBuffer*)user_data;
 132         /*conversation_t *conversation = (conversation_t *)value;*/
 133         conversation_key *conv_key = (conversation_key*)key;
 134
 135         g_snprintf(string_buff, CONV_STR_BUF_MAX, "Key:0x%x  old key:0x%x\n",conversation_hash_exact(conv_key),conversation_hash_exact_old(conv_key));
 136
 137         gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 138
 139 }
 140
 141 static void
 142 conversation_info_to_texbuff(GtkTextBuffer *buffer)
 143 {
 144     gchar string_buff[CONV_STR_BUF_MAX];
 145         GHashTable *conversation_hashtable_exact;
 146         GHashTable *conversation_hashtable_no_addr2;
 147         GHashTable *conversation_hashtable_no_port2;
 148         GHashTable *conversation_hashtable_no_addr2_or_port2;
 149
 150     g_snprintf(string_buff, CONV_STR_BUF_MAX, "Conversation hastables info:\n");
 151     gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 152
 153         conversation_hashtable_exact = get_conversation_hashtable_exact();
 154         if(conversation_hashtable_exact){
 155                 g_snprintf(string_buff, CONV_STR_BUF_MAX, "conversation_hashtable_exact %i entries\n#\n",
 156                         g_hash_table_size(conversation_hashtable_exact));
 157                 gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 158                 g_hash_table_foreach( conversation_hashtable_exact, conversation_hashtable_exact_to_texbuff, buffer);
 159         }
 160
 161         conversation_hashtable_no_addr2 = get_conversation_hashtable_no_addr2();
 162         if(conversation_hashtable_no_addr2){
 163                 g_snprintf(string_buff, CONV_STR_BUF_MAX, "conversation_hashtable_no_addr2 %i entries\n#\n",
 164                         g_hash_table_size(conversation_hashtable_no_addr2));
 165                 gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 166
 167         }
 168
 169         conversation_hashtable_no_port2 = get_conversation_hashtable_no_port2();
 170         if(conversation_hashtable_no_port2){
 171                 g_snprintf(string_buff, CONV_STR_BUF_MAX, "conversation_hashtable_no_port2 %i entries\n#\n",
 172                         g_hash_table_size(conversation_hashtable_no_port2));
 173                 gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 174
 175         }
 176
 177         conversation_hashtable_no_addr2_or_port2 = get_conversation_hashtable_no_addr2_or_port2();
 178         if(conversation_hashtable_no_addr2_or_port2){
 179                 g_snprintf(string_buff, CONV_STR_BUF_MAX, "conversation_hashtable_no_addr2_or_port2 %i entries\n#\n",
 180                         g_hash_table_size(conversation_hashtable_no_addr2_or_port2));
 181                 gtk_text_buffer_insert_at_cursor (buffer, string_buff, -1);
 182
 183         }
 184
 185 }
 186
 187 void
 188 conversation_hastables_dlg (GtkAction *action _U_, gpointer data _U_)
 189 {
 190
 191     GtkWidget *vbox;
 192     GtkWidget *view;
 193     GtkWidget *scroll;
 194     GtkWidget *bbox;
 195     GtkWidget *ok_bt, *cancel_bt, *help_bt;
 196     GtkTextBuffer *buffer;
 197
 198     conversation_hastables_dlg_w = dlg_window_new ("Conversation hastables");
 199     gtk_widget_set_size_request (conversation_hastables_dlg_w, 750, 350);
 200     gtk_window_set_resizable (GTK_WINDOW (conversation_hastables_dlg_w), TRUE);
 201     gtk_container_set_border_width (GTK_CONTAINER (conversation_hastables_dlg_w), DLG_OUTER_MARGIN);
 202
 203     vbox = ws_gtk_box_new(GTK_ORIENTATION_VERTICAL, DLG_UNRELATED_SPACING, FALSE);
 204     gtk_container_add (GTK_CONTAINER (conversation_hastables_dlg_w), vbox);
 205     gtk_widget_show (vbox);
 206
 207     view = gtk_text_view_new ();
 208     gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(view), GTK_WRAP_WORD);
 209     buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
 210 #if GTK_CHECK_VERSION(3, 0, 0)
 211     gtk_widget_override_font(view, user_font_get_regular());
 212 #else
 213     gtk_widget_modify_font(view, user_font_get_regular());
 214 #endif
 215     gtk_widget_show (view);
 216
 217     scroll = gtk_scrolled_window_new(NULL, NULL);
 218     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll),
 219             GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 220     gtk_container_add(GTK_CONTAINER(scroll), view);
 221     gtk_widget_show(scroll);
 222     gtk_box_pack_start(GTK_BOX (vbox), scroll, TRUE, TRUE, 0);
 223
 224     /* Get the address list */
 225     conversation_info_to_texbuff(buffer);
 226
 227     /* Button row. */
 228     bbox = dlg_button_row_new (GTK_STOCK_OK, GTK_STOCK_CANCEL, GTK_STOCK_HELP, NULL);
 229     gtk_box_pack_end (GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
 230
 231     ok_bt = (GtkWidget *)g_object_get_data (G_OBJECT(bbox), GTK_STOCK_OK);
 232     /*g_signal_connect (ok_bt, "clicked", G_CALLBACK(pkt_comment_text_buff_ok_cb), view);*/
 233     gtk_widget_set_sensitive (ok_bt, TRUE);
 234
 235     cancel_bt = (GtkWidget *)g_object_get_data (G_OBJECT(bbox), GTK_STOCK_CANCEL);
 236     window_set_cancel_button (conversation_hastables_dlg_w, cancel_bt, window_cancel_button_cb);
 237
 238     help_bt = (GtkWidget *)g_object_get_data (G_OBJECT(bbox), GTK_STOCK_HELP);
 239 #if 0
 240     g_signal_connect (help_bt, "clicked",/* G_CALLBACK(topic_cb)*/NULL, /*(gpointer)HELP_MANUAL_ADDR_RESOLVE_DIALOG*/NULL);
 241 #endif
 242     gtk_widget_set_sensitive (help_bt, FALSE);
 243
 244     gtk_widget_grab_default (ok_bt);
 245     /*g_signal_connect (conversation_hastables_dlg_w, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);*/
 246
 247
 248     gtk_widget_show (conversation_hastables_dlg_w);
 249 }
 250
 251 /*
 252  * Editor modelines
 253  *
 254  * Local Variables:
 255  * c-basic-offset: 4
 256  * tab-width: 8
 257  * indent-tabs-mode: nil
 258  * End:
 259  *
 260  * ex: set shiftwidth=4 tabstop=8 expandtab:
 261  * :indentSize=4:tabSize=8:noTabs=true:
 262  */