gtk/expert_comp_table.c

   1 /* expert_comp_table.c
   2  * expert_comp_table   2005 Greg Morris
   3  * Portions copied from service_response_time_table.c by Ronnie Sahlberg
   4  * Helper routines common to all composite expert statistics
   5  * tap.
   6  *
   7  * $Id$
   8  *
   9  * Wireshark - Network traffic analyzer
  10  * By Gerald Combs <gerald@wireshark.org>
  11  * Copyright 1998 Gerald Combs
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with this program; if not, write to the Free Software
  25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  26  */
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <string.h>
  33 #include <stdlib.h>
  34 #include <stdio.h>
  35 #include <math.h>
  36
  37 #include <gtk/gtk.h>
  38
  39 #include "epan/packet_info.h"
  40 #include "epan/strutil.h"
  41
  42 #include <epan/expert.h>
  43
  44 #include "../simple_dialog.h"
  45 #include "../globals.h"
  46 #include "../color.h"
  47
  48 #include "gtk/expert_comp_table.h"
  49 #include "gtk/filter_utils.h"
  50 #include "gtk/find_dlg.h"
  51 #include "gtk/color_dlg.h"
  52 #include "gtk/main.h"
  53 #include "gtk/gui_utils.h"
  54 #include "gtk/gtkglobals.h"
  55 #include "gtk/webbrowser.h"
  56 #include "gtk/stock_icons.h"
  57
  58 const char  *packet = "Packet:";
  59
  60 enum
  61 {
  62    GROUP_COLUMN,
  63    PROTOCOL_COLUMN,
  64    SUMMARY_COLUMN,
  65    COUNT_COLUMN,
  66    N_COLUMNS
  67 };
  68
  69 static void
  70 proto_data_func (GtkTreeViewColumn *column _U_,
  71                            GtkCellRenderer   *renderer,
  72                            GtkTreeModel      *model,
  73                            GtkTreeIter       *iter,
  74                            gpointer           user_data)
  75 {
  76          gchar *str = NULL;
  77          gchar *grp = NULL; /* type pointer, don't free */
  78
  79      /* The col to get data from is in userdata */
  80      gint data_column = GPOINTER_TO_INT(user_data);
  81
  82      gtk_tree_model_get(model, iter, data_column, &str, -1);
  83      gtk_tree_model_get(model, iter, GROUP_COLUMN, &grp, -1);
  84          /* XXX should we check that str is non NULL and print a warning or do assert? */
  85
  86      g_object_set(renderer, "text", str, NULL);
  87      if (grp == packet) {
  88          /* it's a number right align */
  89          g_object_set(renderer, "xalign", 1.0, NULL);
  90      }
  91      else {
  92          g_object_set(renderer, "xalign", 0.0, NULL);
  93      }
  94      g_free(str);
  95 }
  96
  97 static gint
  98 proto_sort_func(GtkTreeModel *model,
  99                                                         GtkTreeIter *a,
 100                                                         GtkTreeIter *b,
 101                                                         gpointer user_data)
 102 {
 103          gchar *str_a = NULL;
 104          gchar *str_b = NULL;
 105          gchar *grp = NULL; /* type pointer, don't free */
 106          gint ret = 0;
 107
 108          /* The col to get data from is in userdata */
 109          gint data_column = GPOINTER_TO_INT(user_data);
 110
 111      gtk_tree_model_get(model, a, data_column, &str_a, -1);
 112      gtk_tree_model_get(model, b, data_column, &str_b, -1);
 113      gtk_tree_model_get(model, a, GROUP_COLUMN, &grp, -1);
 114
 115         if (str_a == str_b) {
 116                 ret = 0;
 117         }
 118         else if (str_a == NULL || str_b == NULL) {
 119                 ret = (str_a == NULL) ? -1 : 1;
 120         }
 121         else {
 122         if (grp == packet) {
 123           gint int_a = atoi(str_a);
 124           gint int_b = atoi(str_b);
 125           if (int_a == int_b)
 126               ret = 0;
 127           else if (int_a < int_b)
 128               ret = -1;
 129           else
 130               ret = 1;
 131         }
 132         else
 133                     ret = g_ascii_strcasecmp(str_a,str_b);
 134         }
 135         g_free(str_a);
 136         g_free(str_b);
 137         return ret;
 138 }
 139
 140 static gint find_summary_data(error_equiv_table *err, const expert_info_t *expert_data)
 141 {
 142     guint i;
 143     error_procedure_t *procedure;
 144
 145     /* First time thru values will be 0 */
 146     if (err->num_procs==0) {
 147         return -1;
 148     }
 149     for (i=0;i<err->num_procs;i++) {
 150         procedure = &g_array_index(err->procs_array, error_procedure_t, i);
 151         if (strcmp(procedure->entries[0], expert_data->protocol) == 0 &&
 152             strcmp(procedure->entries[1], expert_data->summary) == 0) {
 153             return i;
 154         }
 155     }
 156     return -1;
 157 }
 158
 159 static void
 160 error_select_filter_cb(GtkWidget *widget _U_, gpointer callback_data, guint callback_action)
 161 {
 162     int action, type, selection;
 163     error_equiv_table *err = (error_equiv_table *)callback_data;
 164     char str[512];
 165     const char *current_filter;
 166     error_procedure_t *procedure;
 167
 168     GtkTreeIter iter;
 169     GtkTreeModel *model;
 170     expert_info_t expert_data;
 171     gchar *grp;
 172
 173     action=FILTER_ACTION(callback_action);
 174     type=FILTER_ACTYPE(callback_action);
 175
 176
 177         if(!gtk_tree_selection_get_selected(err->select, &model, &iter)){
 178                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "No selection made or the table is empty");
 179                 return;
 180         }
 181
 182     gtk_tree_model_get (model, &iter,
 183                         GROUP_COLUMN,    &grp,
 184                         PROTOCOL_COLUMN, &expert_data.protocol,
 185                         SUMMARY_COLUMN,  &expert_data.summary,
 186                         -1);
 187
 188     if (strcmp(grp, packet)==0) {
 189         simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "You cannot filter or search for packet number. Click on a valid item header.");
 190         g_free(expert_data.summary);
 191         return;
 192     }
 193
 194     /* XXX: find_summary_data doesn't (currently) reference expert_data.group.   */
 195     /*      If "group" is required, then the message from GROUP_COLUMN will need */
 196     /*       to be translated to the group number (or the actual group number    */
 197     /*       will also need to be stored in the TreeModel).                      */
 198     selection = find_summary_data(err, &expert_data);
 199     /* g_free(expert_data.protocol); - const */
 200     g_free(expert_data.summary);
 201
 202     if(selection>=(int)err->num_procs){
 203         simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "No items are selected");
 204         return;
 205     }
 206     current_filter=gtk_entry_get_text(GTK_ENTRY(main_display_filter_widget));
 207
 208     /* Some expert data doesn't pass an expert item. Without this we cannot create a filter */
 209     /* But allow for searching of internet for error string */
 210     procedure = &g_array_index(err->procs_array, error_procedure_t, selection);
 211
 212     if (action != ACTION_WEB_LOOKUP && action != ACTION_COPY) {
 213         char *msg;
 214         if (0 /*procedure->fvalue_value==NULL*/) {
 215             if (action != ACTION_FIND_FRAME && action != ACTION_FIND_NEXT && action != ACTION_FIND_PREVIOUS) {
 216                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Wireshark cannot create a filter on this item - %s, try using find instead.",
 217                               procedure->entries[1]);
 218                 return;
 219             }
 220         }
 221         msg = g_malloc(escape_string_len(procedure->entries[1]));
 222         escape_string(msg, procedure->entries[1]);
 223         switch(type){
 224         case ACTYPE_SELECTED:
 225             /* if no expert item was passed */
 226             if (procedure->fvalue_value==NULL) {
 227                 g_snprintf(str, sizeof(str), "expert.message==%s", msg);
 228             }
 229             else
 230             {
 231                 /* expert item exists. Use it. */
 232                 g_strlcpy(str, procedure->fvalue_value, sizeof(str));
 233             }
 234             break;
 235         case ACTYPE_NOT_SELECTED:
 236             /* if no expert item was passed */
 237             if (procedure->fvalue_value==NULL) {
 238                 g_snprintf(str, sizeof(str), "!(expert.message==%s)", msg);
 239             }
 240             else
 241             {
 242                 /* expert item exists. Use it. */
 243                 g_snprintf(str, sizeof(str), "!(%s)", procedure->fvalue_value);
 244             }
 245             break;
 246             /* the remaining cases will only exist if the expert item exists so no need to check */
 247         case ACTYPE_AND_SELECTED:
 248             if ((!current_filter) || (0 == strlen(current_filter)))
 249                 g_snprintf(str, sizeof(str), "expert.message==%s", msg);
 250             else
 251                 g_snprintf(str, sizeof(str), "(%s) && (expert.message==%s)", current_filter, msg);
 252             break;
 253         case ACTYPE_OR_SELECTED:
 254             if ((!current_filter) || (0 == strlen(current_filter)))
 255                 g_snprintf(str, sizeof(str), "expert.message==%s", msg);
 256             else
 257                 g_snprintf(str, sizeof(str), "(%s) || (expert.message==%s)", current_filter, msg);
 258             break;
 259         case ACTYPE_AND_NOT_SELECTED:
 260             if ((!current_filter) || (0 == strlen(current_filter)))
 261                 g_snprintf(str, sizeof(str), "!(expert.message==%s)", msg);
 262             else
 263                 g_snprintf(str, sizeof(str), "(%s) && !(expert.message==%s)", current_filter, msg);
 264             break;
 265         case ACTYPE_OR_NOT_SELECTED:
 266             if ((!current_filter) || (0 == strlen(current_filter)))
 267                 g_snprintf(str, sizeof(str), "!(expert.message==%s)", msg);
 268             else
 269                 g_snprintf(str, sizeof(str), "(%s) || !(expert.message==%s)", current_filter, msg);
 270             break;
 271         default:
 272             simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Can't find menu type - %u", type);
 273         }
 274         g_free(msg);
 275     }
 276
 277     switch(action){
 278     case ACTION_MATCH:
 279         main_filter_packets(&cfile, str, FALSE);
 280         break;
 281     case ACTION_PREPARE:
 282         gtk_entry_set_text(GTK_ENTRY(main_display_filter_widget), str);
 283         break;
 284     case ACTION_FIND_FRAME:
 285         /* When trying to perform a find without expert item, we must pass
 286          * the expert string to the find window. The user might need to modify
 287          * the string and click on the text search to locate the packet in question.
 288          * So regardless of the type we will just bring up the find window and allow
 289          * the user to modify the search criteria and options.
 290          */
 291         find_frame_with_filter(str);
 292         break;
 293     case ACTION_FIND_NEXT:
 294         /* In the case of find next, if there was no expert item, then most likely the expert
 295          * string was modified to locate the text inside the message. So we can't just perform
 296          * a find with the expert string or we will not really be performing a find next.
 297          * In an effort to allow the user to modify the string and/or continue searching, we
 298          * will just present the user with the find window again with the default expert string.
 299          * A better aproach would be to attempt in capturing the last find string and utilize this
 300          * with a find next/previous. Also a better approach might be to just send a <Ctl-N> keystroke.
 301          */
 302         if (procedure->fvalue_value==NULL) {
 303             find_frame_with_filter(str);
 304         }
 305         else
 306         {
 307             /* We have an expert item so just continue search without find dialog. */
 308             cf_find_packet_dfilter_string(&cfile, str, SD_FORWARD);
 309         }
 310         break;
 311     case ACTION_FIND_PREVIOUS:
 312         /* In the case of find previous, if there was no expert item, then most likely the expert
 313          * string was modified to locate the text inside the message. So we can't just perform
 314          * a find with the expert string or we will not really be performing a find previous.
 315          * In an effort to allow the user to modify the string and/or continue searching, we
 316          * will just present the user with the find window again with the default expert string.
 317          * A better aproach would be to attempt in capturing the last find string and utilize this
 318          * with a find next/previous. Also a better approach might be to just send a <Ctl-B> keystroke.
 319          */
 320         if (procedure->fvalue_value==NULL) {
 321             find_frame_with_filter(str);
 322         }
 323         else
 324         {
 325             /* We have an expert item so just continue search without find dialog. */
 326             cf_find_packet_dfilter_string(&cfile, str, SD_BACKWARD);
 327         }
 328         break;
 329     case ACTION_COLORIZE:
 330         color_display_with_filter(str);
 331         break;
 332     case ACTION_WEB_LOOKUP:
 333         /* Lookup expert string on internet. Default search via www.google.com */
 334         g_snprintf(str, sizeof(str), "http://www.google.com/search?hl=en&q=%s+'%s'", procedure->entries[0], procedure->entries[1]);
 335         browser_open_url(str);
 336         break;
 337     case ACTION_COPY:
 338         {
 339             GString *copyString = g_string_sized_new(0);
 340             g_string_printf(copyString, "%s:  %s",
 341                             procedure->entries[0], procedure->entries[1]);
 342             copy_to_clipboard(copyString);
 343             g_string_free(copyString, TRUE);
 344         }
 345         break;
 346
 347     default:
 348         simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Can't find menu action - %u", action);
 349     }
 350 }
 351
 352 static gboolean
 353 error_show_popup_menu_cb(void *widg _U_, GdkEvent *event, gpointer user_data)
 354 {
 355         error_equiv_table *err = user_data;
 356         GdkEventButton *bevent = (GdkEventButton *)event;
 357
 358         if(event->type==GDK_BUTTON_PRESS && bevent->button==3){
 359                 gtk_menu_popup(GTK_MENU(err->menu), NULL, NULL, NULL, NULL,
 360                         bevent->button, bevent->time);
 361         }
 362
 363         return FALSE;
 364 }
 365 #define EXPERT_USE_GUIMANAGER 1
 366 #ifndef EXPERT_USE_GUIMANAGER
 367 static GtkItemFactoryEntry error_list_menu_items[] =
 368 {
 369         /* Match */
 370         {"/Apply as Filter", NULL, NULL, 0, "<Branch>", NULL,},
 371         {"/Apply as Filter/Selected", NULL,
 372                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_SELECTED, 0),
 373                 NULL, NULL,},
 374         {"/Apply as Filter/... not Selected", NULL,
 375                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_NOT_SELECTED, 0),
 376                 NULL, NULL,},
 377         {"/Apply as Filter/.. and Selected", NULL,
 378                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_AND_SELECTED, 0),
 379                 NULL, NULL,},
 380         {"/Apply as Filter/... or Selected", NULL,
 381                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_OR_SELECTED, 0),
 382                 NULL, NULL,},
 383         {"/Apply as Filter/... and not Selected", NULL,
 384                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_AND_NOT_SELECTED, 0),
 385                 NULL, NULL,},
 386         {"/Apply as Filter/... or not Selected", NULL,
 387                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_MATCH(ACTYPE_OR_NOT_SELECTED, 0),
 388                 NULL, NULL,},
 389
 390         /* Prepare */
 391         {"/Prepare a Filter", NULL, NULL, 0, "<Branch>", NULL,},
 392         {"/Prepare a Filter/Selected", NULL,
 393                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_SELECTED, 0),
 394                 NULL, NULL,},
 395         {"/Prepare a Filter/Not Selected", NULL,
 396                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_NOT_SELECTED, 0),
 397                 NULL, NULL,},
 398         {"/Prepare a Filter/... and Selected", NULL,
 399                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_AND_SELECTED, 0),
 400                 NULL, NULL,},
 401         {"/Prepare a Filter/... or Selected", NULL,
 402                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_OR_SELECTED, 0),
 403                 NULL, NULL,},
 404         {"/Prepare a Filter/... and not Selected", NULL,
 405                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_AND_NOT_SELECTED, 0),
 406                 NULL, NULL,},
 407         {"/Prepare a Filter/... or not Selected", NULL,
 408                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_PREPARE(ACTYPE_OR_NOT_SELECTED, 0),
 409                 NULL, NULL,},
 410
 411         /* Find Frame */
 412         {"/Find Frame", NULL, NULL, 0, "<Branch>", NULL,},
 413         {"/Find Frame/Find Frame", NULL, NULL, 0, "<Branch>", NULL,},
 414         {"/Find Frame/Find Frame/Selected", NULL,
 415                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_FRAME(ACTYPE_SELECTED, 0),
 416                 NULL, NULL,},
 417         {"/Find Frame/Find Frame/Not Selected", NULL,
 418                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_FRAME(ACTYPE_NOT_SELECTED, 0),
 419                 NULL, NULL,},
 420         /* Find Next */
 421         {"/Find Frame/Find Next", NULL, NULL, 0, "<Branch>", NULL,},
 422         {"/Find Frame/Find Next/Selected", NULL,
 423                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_NEXT(ACTYPE_SELECTED, 0),
 424                 NULL, NULL,},
 425         {"/Find Frame/Find Next/Not Selected", NULL,
 426                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_NEXT(ACTYPE_NOT_SELECTED, 0),
 427                 NULL, NULL,},
 428
 429         /* Find Previous */
 430         {"/Find Frame/Find Previous", NULL, NULL, 0, "<Branch>", NULL,},
 431         {"/Find Frame/Find Previous/Selected", NULL,
 432                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_PREVIOUS(ACTYPE_SELECTED, 0),
 433                 NULL, NULL,},
 434         {"/Find Frame/Find Previous/Not Selected", NULL,
 435                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_FIND_PREVIOUS(ACTYPE_NOT_SELECTED, 0),
 436                 NULL, NULL,},
 437
 438         /* Colorize Procedure */
 439         {"/Colorize Procedure", NULL, NULL, 0, "<Branch>", NULL,},
 440         {"/Colorize Procedure/Selected", NULL,
 441                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_COLORIZE(ACTYPE_SELECTED, 0),
 442                 NULL, NULL,},
 443         {"/Colorize Procedure/Not Selected", NULL,
 444                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_COLORIZE(ACTYPE_NOT_SELECTED, 0),
 445                 NULL, NULL,},
 446
 447         /* Search Internet */
 448         {"/Internet Search for Info Text", NULL,
 449                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_WEB_LOOKUP, NULL, NULL,},
 450
 451         /* Copy item text (protocol plus summary)*/
 452         {"/Copy", NULL,
 453                 GTK_MENU_FUNC(error_select_filter_cb), CALLBACK_COPY, NULL, NULL,},
 454
 455 };
 456
 457
 458 #else
 459 /* Prepare to change GtkItemFactory to GtkUIManager */
 460 static void
 461 apply_as_selected_cb(GtkWidget *widget, gpointer user_data)
 462 {
 463         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_SELECTED, 0));
 464 }
 465 static void
 466 apply_as_not_selected_cb(GtkWidget *widget, gpointer user_data)
 467 {
 468         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_NOT_SELECTED, 0));
 469 }
 470 static void
 471 apply_as_and_selected_cb(GtkWidget *widget, gpointer user_data)
 472 {
 473         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_AND_SELECTED, 0));
 474 }
 475 static void
 476 apply_as_or_selected_cb(GtkWidget *widget, gpointer user_data)
 477 {
 478         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_OR_SELECTED, 0));
 479 }
 480 static void
 481 apply_as_and_not_selected_cb(GtkWidget *widget, gpointer user_data)
 482 {
 483         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_AND_NOT_SELECTED, 0));
 484 }
 485 static void
 486 apply_as_or_not_selected_cb(GtkWidget *widget, gpointer user_data)
 487 {
 488         error_select_filter_cb( widget , user_data, CALLBACK_MATCH(ACTYPE_OR_NOT_SELECTED, 0));
 489 }
 490
 491 static void
 492 prep_as_selected_cb(GtkWidget *widget, gpointer user_data)
 493 {
 494         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_SELECTED, 0));
 495 }
 496 static void
 497 prep_as_not_selected_cb(GtkWidget *widget, gpointer user_data)
 498 {
 499         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_NOT_SELECTED, 0));
 500 }
 501 static void
 502 prep_as_and_selected_cb(GtkWidget *widget, gpointer user_data)
 503 {
 504         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_AND_SELECTED, 0));
 505 }
 506 static void
 507 prep_as_or_selected_cb(GtkWidget *widget, gpointer user_data)
 508 {
 509         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_OR_SELECTED, 0));
 510 }
 511 static void
 512 prep_as_and_not_selected_cb(GtkWidget *widget, gpointer user_data)
 513 {
 514         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_AND_NOT_SELECTED, 0));
 515 }
 516 static void
 517 prep_as_or_not_selected_cb(GtkWidget *widget, gpointer user_data)
 518 {
 519         error_select_filter_cb( widget , user_data, CALLBACK_PREPARE(ACTYPE_OR_NOT_SELECTED, 0));
 520 }
 521
 522 static void
 523 find_selected_cb(GtkWidget *widget, gpointer user_data)
 524 {
 525         error_select_filter_cb( widget , user_data, CALLBACK_FIND_FRAME(ACTYPE_SELECTED, 0));
 526 }
 527 static void
 528 find_not_selected_cb(GtkWidget *widget, gpointer user_data)
 529 {
 530         error_select_filter_cb( widget , user_data, CALLBACK_FIND_FRAME(ACTYPE_NOT_SELECTED, 0));
 531 }
 532 static void
 533 find_prev_selected_cb(GtkWidget *widget, gpointer user_data)
 534 {
 535         error_select_filter_cb( widget , user_data, CALLBACK_FIND_PREVIOUS(ACTYPE_SELECTED, 0));
 536 }
 537 static void
 538 find_prev_not_selected_cb(GtkWidget *widget, gpointer user_data)
 539 {
 540         error_select_filter_cb( widget , user_data, CALLBACK_FIND_PREVIOUS(ACTYPE_NOT_SELECTED, 0));
 541 }
 542 static void
 543 find_next_selected_cb(GtkWidget *widget, gpointer user_data)
 544 {
 545         error_select_filter_cb( widget , user_data, CALLBACK_FIND_NEXT(ACTYPE_SELECTED, 0));
 546 }
 547 static void
 548 find_next_not_selected_cb(GtkWidget *widget, gpointer user_data)
 549 {
 550         error_select_filter_cb( widget , user_data, CALLBACK_FIND_NEXT(ACTYPE_NOT_SELECTED, 0));
 551 }
 552 static void
 553 color_selected_cb(GtkWidget *widget, gpointer user_data)
 554 {
 555         error_select_filter_cb( widget , user_data, CALLBACK_COLORIZE(ACTYPE_SELECTED, 0));
 556 }
 557 static void
 558 color_not_selected_cb(GtkWidget *widget, gpointer user_data)
 559 {
 560         error_select_filter_cb( widget , user_data, CALLBACK_COLORIZE(ACTYPE_SELECTED, 0));
 561 }
 562 static void
 563 internet_search_cb(GtkWidget *widget, gpointer user_data)
 564 {
 565         error_select_filter_cb( widget , user_data, CALLBACK_WEB_LOOKUP);
 566 }
 567 static void
 568 copy_cb(GtkWidget *widget, gpointer user_data)
 569 {
 570         error_select_filter_cb( widget , user_data, CALLBACK_COPY);
 571 }
 572
 573 static const char *ui_desc_expert_filter_popup =
 574 "<ui>\n"
 575 "  <popup name='ExpertFilterPopup'>\n"
 576 "    <menu action='/Apply as Filter'>\n"
 577 "      <menuitem action='/Apply as Filter/Selected'/>\n"
 578 "      <menuitem action='/Apply as Filter/... not Selected'/>\n"
 579 "      <menuitem action='/Apply as Filter/... and Selected'/>\n"
 580 "      <menuitem action='/Apply as Filter/... or Selected'/>\n"
 581 "      <menuitem action='/Apply as Filter/... and not Selected'/>\n"
 582 "      <menuitem action='/Apply as Filter/... or not Selected'/>\n"
 583 "    </menu>\n"
 584 "    <menu action='/Prepare a Filter'>\n"
 585 "      <menuitem action='/Prepare a Filter/Selected'/>\n"
 586 "      <menuitem action='/Prepare a Filter/... not Selected'/>\n"
 587 "      <menuitem action='/Prepare a Filter/... and Selected'/>\n"
 588 "      <menuitem action='/Prepare a Filter/... or Selected'/>\n"
 589 "      <menuitem action='/Prepare a Filter/... and not Selected'/>\n"
 590 "      <menuitem action='/Prepare a Filter/... or not Selected'/>\n"
 591 "    </menu>\n"
 592 "    <menu action='/Find Frame'>\n"
 593 "      <menu action='/Find Frame/Find Frame'>\n"
 594 "        <menuitem action='/Find Frame/Selected'/>\n"
 595 "        <menuitem action='/Find Frame/Not Selected'/>\n"
 596 "      </menu>\n"
 597 "      <menu action='/Find Frame/Find Next'>\n"
 598 "        <menuitem action='/Find Next/Selected'/>\n"
 599 "        <menuitem action='/Find Next/Not Selected'/>\n"
 600 "      </menu>\n"
 601 "      <menu action='/Find Frame/Find Previous'>\n"
 602 "        <menuitem action='/Find Previous/Selected'/>\n"
 603 "        <menuitem action='/Find Previous/Not Selected'/>\n"
 604 "      </menu>\n"
 605 "    </menu>\n"
 606 "    <menu action='/Colorize Procedure'>\n"
 607 "     <menuitem action='/Colorize Procedure/Selected'/>\n"
 608 "     <menuitem action='/Colorize Procedure/Not Selected'/>\n"
 609 "    </menu>\n"
 610 "    <menu action='/Internet Search'>\n"
 611 "     <menuitem action='/For Info Text'/>\n"
 612 "    </menu>\n"
 613 "    <menu action='/Copy'>\n"
 614 "     <menuitem action='/Copy/Protocol Plus Summary'/>\n"
 615 "    </menu>\n"
 616 "  </popup>\n"
 617 "</ui>\n";
 618
 619
 620 /*
 621  * GtkActionEntry
 622  * typedef struct {
 623  *   const gchar     *name;
 624  *   const gchar     *stock_id;
 625  *   const gchar     *label;
 626  *   const gchar     *accelerator;
 627  *   const gchar     *tooltip;
 628  *   GCallback  callback;
 629  * } GtkActionEntry;
 630  * const gchar *name;                   The name of the action.
 631  * const gchar *stock_id;               The stock id for the action, or the name of an icon from the icon theme.
 632  * const gchar *label;                  The label for the action. This field should typically be marked for translation,
 633  *                                                              see gtk_action_group_set_translation_domain().
 634  *                                                              If label is NULL, the label of the stock item with id stock_id is used.
 635  * const gchar *accelerator;    The accelerator for the action, in the format understood by gtk_accelerator_parse().
 636  * const gchar *tooltip;                The tooltip for the action. This field should typically be marked for translation,
 637  *                              see gtk_action_group_set_translation_domain().
 638  * GCallback callback;                  The function to call when the action is activated.
 639  *
 640  */
 641 static const GtkActionEntry expert_popup_entries[] = {
 642   { "/Apply as Filter",                                                 NULL, "Apply as Filter",                                NULL, NULL,                                                             NULL },
 643   { "/Prepare a Filter",                                                NULL, "Prepare a Filter",                               NULL, NULL,                                                             NULL },
 644   { "/Find Frame",                                                              NULL, "Find Frame",                                             NULL, NULL,                                                             NULL },
 645   { "/Find Frame/Find Frame",                                   NULL, "Find Frame",                                             NULL, NULL,                                                             NULL },
 646   { "/Find Frame/Find Next",                                    NULL, "Find Next" ,                                             NULL, NULL,                                                             NULL },
 647   { "/Find Frame/Find Previous",                                NULL, "Find Previous",                                  NULL, NULL,                                                             NULL },
 648   { "/Colorize Procedure",                                              NULL, "Colorize Procedure",                             NULL, NULL,                                                             NULL },
 649   { "/Apply as Filter/Selected",                                NULL, "Selected",                                               NULL, "Selected",                                               G_CALLBACK(apply_as_selected_cb) },
 650   { "/Apply as Filter/... not Selected",                NULL, "... not Selected",                               NULL, "... not Selected",                               G_CALLBACK(apply_as_not_selected_cb) },
 651   { "/Apply as Filter/... and Selected",                NULL, "... and Selected",                               NULL, "... and Selected",                               G_CALLBACK(apply_as_and_selected_cb) },
 652   { "/Apply as Filter/... or Selected",                 NULL, "... or Selected",                                NULL, "... or Selected",                                G_CALLBACK(apply_as_or_selected_cb) },
 653   { "/Apply as Filter/... and not Selected",    NULL, "... and not Selected",                   NULL, "... and not Selected",                   G_CALLBACK(apply_as_and_not_selected_cb) },
 654   { "/Apply as Filter/... or not Selected",             NULL, "... or not Selected",                    NULL, "... or not Selected",                    G_CALLBACK(apply_as_or_not_selected_cb) },
 655   { "/Prepare a Filter/Selected",                               NULL, "Selected",                                               NULL, "selcted",                                                G_CALLBACK(prep_as_selected_cb) },
 656   { "/Prepare a Filter/... not Selected",               NULL, "... not Selected",                               NULL, "... not Selected",                               G_CALLBACK(prep_as_not_selected_cb) },
 657   { "/Prepare a Filter/... and Selected",               NULL, "... and Selected",                               NULL, "... and Selected",                               G_CALLBACK(prep_as_and_selected_cb) },
 658   { "/Prepare a Filter/... or Selected",                NULL, "... or Selected",                                NULL, "... or Selected",                                G_CALLBACK(prep_as_or_selected_cb) },
 659   { "/Prepare a Filter/... and not Selected",   NULL, "... and not Selected",                   NULL, "... and not Selected",                   G_CALLBACK(prep_as_and_not_selected_cb) },
 660   { "/Prepare a Filter/... or not Selected",    NULL, "... or not Selected",                    NULL, "... or not Selected",                    G_CALLBACK(prep_as_or_not_selected_cb) },
 661   { "/Find Frame/Selected",                                             NULL, "Selected",                                               NULL, "Selected",                                               G_CALLBACK(find_selected_cb) },
 662   { "/Find Frame/Not Selected",                                 NULL, "Not Selected",                                   NULL, "Not Selected",                                   G_CALLBACK(find_not_selected_cb) },
 663   { "/Find Previous/Selected",                                  NULL, "Selected",                                               NULL, "Selected",                                               G_CALLBACK(find_prev_selected_cb) },
 664   { "/Find Previous/Not Selected",                              NULL, "Not Selected",                                   NULL, "Not Selected",                                   G_CALLBACK(find_prev_not_selected_cb) },
 665   { "/Find Next/Selected",                                              NULL, "Selected",                                               NULL, "Selected",                                               G_CALLBACK(find_next_selected_cb) },
 666   { "/Find Next/Not Selected",                                  NULL, "Not Selected",                                   NULL, "Not Selected",                                   G_CALLBACK(find_next_not_selected_cb) },
 667   { "/Colorize Procedure/Selected",                             NULL, "Selected",                                               NULL, "Selected",                                               G_CALLBACK(color_selected_cb) },
 668   { "/Colorize Procedure/Not Selected",                 NULL, "Not Selected",                                   NULL, "Not Selected",                                   G_CALLBACK(color_not_selected_cb) },
 669   { "/Internet Search",     WIRESHARK_STOCK_INTERNET, "Internet Search",                                NULL, "Internet Search",                                NULL },
 670   { "/For Info Text",                                                   NULL, "For Info Text",                                  NULL, "For Info Text",                                  G_CALLBACK(internet_search_cb) },
 671   { "/Copy",                                                                    NULL, "Copy",                                                   NULL, "Copy",                                                   NULL },
 672   { "/Copy/Protocol Plus Summary",                              NULL, "Protocol Plus Summary",                  NULL, "Protocol Plus Summary",                  G_CALLBACK(copy_cb) },
 673 };
 674 #endif
 675 static void
 676 expert_goto_pkt_cb (GtkTreeSelection *selection, gpointer data _U_)
 677 {
 678         GtkTreeIter iter;
 679         GtkTreeModel *model;
 680         gchar *pkt;
 681         gchar *grp;
 682
 683         if (gtk_tree_selection_get_selected (selection, &model, &iter))
 684         {
 685                 gtk_tree_model_get (model, &iter,
 686                                     PROTOCOL_COLUMN, &pkt,
 687                                     GROUP_COLUMN,    &grp,
 688                                     -1);
 689
 690                 if (strcmp(grp, packet)==0) {
 691                     cf_goto_frame(&cfile, atoi(pkt));
 692                 }
 693                 g_free (pkt);
 694         }
 695 }
 696
 697 static void
 698 error_create_popup_menu(error_equiv_table *err)
 699 {
 700 #ifndef EXPERT_USE_GUIMANAGER
 701     GtkItemFactory *item_factory;
 702
 703     err->select = gtk_tree_view_get_selection (GTK_TREE_VIEW (err->tree_view));
 704     gtk_tree_selection_set_mode (err->select, GTK_SELECTION_SINGLE);
 705     g_signal_connect (G_OBJECT (err->select), "changed", G_CALLBACK(expert_goto_pkt_cb), NULL);
 706     item_factory = gtk_item_factory_new(GTK_TYPE_MENU, "<main>", NULL);
 707
 708     gtk_item_factory_create_items_ac(item_factory, sizeof(error_list_menu_items)/sizeof(error_list_menu_items[0]), error_list_menu_items, err, 2);
 709
 710     err->menu = gtk_item_factory_get_widget(item_factory, "<main>");
 711     g_signal_connect(err->tree_view, "button_press_event", G_CALLBACK(error_show_popup_menu_cb), err);
 712 #else
 713         GtkUIManager *ui_manager;
 714         GtkActionGroup *action_group;
 715         GError *error = NULL;
 716
 717     err->select = gtk_tree_view_get_selection (GTK_TREE_VIEW (err->tree_view));
 718     gtk_tree_selection_set_mode (err->select, GTK_SELECTION_SINGLE);
 719     g_signal_connect (G_OBJECT (err->select), "changed", G_CALLBACK(expert_goto_pkt_cb), NULL);
 720
 721         action_group = gtk_action_group_new ("ExpertFilterPopupActionGroup");
 722         gtk_action_group_add_actions (action_group,                                                     /* the action group */
 723                                                                 expert_popup_entries,                                   /* an array of action descriptions */
 724                                                                 G_N_ELEMENTS(expert_popup_entries),             /* the number of entries */
 725                                                                 err);                                                                   /* data to pass to the action callbacks */
 726
 727         ui_manager = gtk_ui_manager_new ();
 728         gtk_ui_manager_insert_action_group (ui_manager, action_group, 0);
 729         gtk_ui_manager_add_ui_from_string (ui_manager,ui_desc_expert_filter_popup, -1, &error);
 730         if (error != NULL)
 731     {
 732         fprintf (stderr, "Warning: building expert filter popup failed: %s\n",
 733                 error->message);
 734         g_error_free (error);
 735         error = NULL;
 736     }
 737         err->menu = gtk_ui_manager_get_widget(ui_manager, "/ExpertFilterPopup");
 738         g_signal_connect(err->tree_view, "button_press_event", G_CALLBACK(error_show_popup_menu_cb), err);
 739 #endif
 740
 741 }
 742
 743 void
 744 init_error_table(error_equiv_table *err, guint num_procs, GtkWidget *vbox)
 745 {
 746     GtkTreeStore *store;
 747     GtkWidget *tree;
 748     GtkTreeViewColumn *column;
 749     GtkCellRenderer *renderer;
 750     GtkTreeSortable *sortable;
 751
 752     /* Create the store */
 753     store = gtk_tree_store_new (4,       /* Total number of columns */
 754                                G_TYPE_POINTER,   /* Group              */
 755                                G_TYPE_STRING,   /* Protocol           */
 756                                G_TYPE_STRING,   /* Summary            */
 757                                G_TYPE_INT);     /* Count              */
 758
 759     /* Create a view */
 760     tree = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
 761     err->tree_view = GTK_TREE_VIEW(tree);
 762     sortable = GTK_TREE_SORTABLE(store);
 763
 764 #if GTK_CHECK_VERSION(2,6,0)
 765         /* Speed up the list display */
 766         gtk_tree_view_set_fixed_height_mode(err->tree_view, TRUE);
 767 #endif
 768
 769     gtk_tree_view_set_headers_clickable(GTK_TREE_VIEW (tree), FALSE);
 770
 771     /* The view now holds a reference.  We can get rid of our own reference */
 772     g_object_unref (G_OBJECT (store));
 773
 774     /* Create a cell renderer */
 775     renderer = gtk_cell_renderer_text_new ();
 776
 777     /* Create the first column, associating the "text" attribute of the
 778      * cell_renderer to the first column of the model */
 779     column = gtk_tree_view_column_new_with_attributes ("Group", renderer, NULL);
 780     gtk_tree_view_column_set_sort_column_id(column, GROUP_COLUMN);
 781     gtk_tree_view_column_set_resizable(column, TRUE);
 782         gtk_tree_view_column_set_cell_data_func(column, renderer, str_ptr_data_func,
 783                 GINT_TO_POINTER(GROUP_COLUMN), NULL);
 784
 785         gtk_tree_sortable_set_sort_func(sortable, GROUP_COLUMN, str_ptr_sort_func,
 786                 GINT_TO_POINTER(GROUP_COLUMN), NULL);
 787
 788     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
 789     gtk_tree_view_column_set_min_width(column, 80);
 790     /* Add the column to the view. */
 791     gtk_tree_view_append_column (GTK_TREE_VIEW (err->tree_view), column);
 792
 793     /* Second column.. Protocol. */
 794     renderer = gtk_cell_renderer_text_new ();
 795     column = gtk_tree_view_column_new_with_attributes ("Protocol", renderer, "text", PROTOCOL_COLUMN, NULL);
 796     gtk_tree_view_column_set_sort_column_id(column, PROTOCOL_COLUMN);
 797     gtk_tree_view_column_set_resizable(column, TRUE);
 798         gtk_tree_view_column_set_cell_data_func(column, renderer, proto_data_func,
 799                 GINT_TO_POINTER(PROTOCOL_COLUMN), NULL);
 800
 801         gtk_tree_sortable_set_sort_func(sortable, PROTOCOL_COLUMN, proto_sort_func,
 802                 GINT_TO_POINTER(PROTOCOL_COLUMN), NULL);
 803
 804     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
 805     gtk_tree_view_column_set_min_width(column, 40);
 806         gtk_tree_view_column_set_fixed_width(column, 100);
 807     gtk_tree_view_append_column (GTK_TREE_VIEW (err->tree_view), column);
 808
 809     /* Third column.. Summary. */
 810     renderer = gtk_cell_renderer_text_new ();
 811     column = gtk_tree_view_column_new_with_attributes ("Summary", renderer, "text", SUMMARY_COLUMN, NULL);
 812     gtk_tree_view_column_set_sort_column_id(column, SUMMARY_COLUMN);
 813     gtk_tree_view_column_set_resizable(column, TRUE);
 814     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
 815     gtk_tree_view_column_set_min_width(column, 80);
 816         gtk_tree_view_column_set_fixed_width(column, 230);
 817     gtk_tree_view_append_column (GTK_TREE_VIEW (err->tree_view), column);
 818
 819     /* Last column.. Count. */
 820     renderer = gtk_cell_renderer_text_new ();
 821     /* right align */
 822     g_object_set(G_OBJECT(renderer), "xalign", 1.0, NULL);
 823     column = gtk_tree_view_column_new_with_attributes ("Count", renderer, "text", COUNT_COLUMN, NULL);
 824     gtk_tree_view_column_set_sort_column_id(column, COUNT_COLUMN);
 825     gtk_tree_view_column_set_resizable(column, TRUE);
 826     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
 827     gtk_tree_view_column_set_min_width(column, 80);
 828     gtk_tree_view_append_column (GTK_TREE_VIEW (err->tree_view), column);
 829
 830     err->scrolled_window=scrolled_window_new(NULL, NULL);
 831
 832     gtk_container_add(GTK_CONTAINER(err->scrolled_window), GTK_WIDGET (err->tree_view));
 833
 834     gtk_box_pack_start(GTK_BOX(vbox), err->scrolled_window, TRUE, TRUE, 0);
 835
 836     gtk_tree_view_set_search_column (err->tree_view, SUMMARY_COLUMN); /* Allow searching the summary */
 837     gtk_tree_view_set_reorderable (err->tree_view, TRUE);   /* Allow user to reorder data with drag n drop */
 838
 839     /* Now enable the sorting of each column */
 840     gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(err->tree_view), TRUE);
 841     gtk_tree_view_set_headers_clickable(GTK_TREE_VIEW(err->tree_view), TRUE);
 842
 843     gtk_widget_show(err->scrolled_window);
 844
 845     err->num_procs=num_procs;
 846
 847     err->text = g_string_chunk_new(100);
 848     err->procs_array = g_array_sized_new(FALSE, FALSE, sizeof(error_procedure_t), num_procs);
 849
 850     /* create popup menu for this table */
 851     error_create_popup_menu(err);
 852 }
 853
 854 void
 855 init_error_table_row(error_equiv_table *err, const expert_info_t *expert_data)
 856 {
 857     guint old_num_procs=err->num_procs;
 858     gint row=0;
 859     error_procedure_t *procedure;
 860     GtkTreeStore *store;
 861     GtkTreeIter   new_iter;
 862     gchar num[10];
 863
 864     /* we have discovered a new procedure. Extend the table accordingly */
 865     row = find_summary_data(err, expert_data);
 866     if(row==-1){
 867         error_procedure_t new_procedure;
 868         /* First time we have seen this event so initialize memory table */
 869         row = old_num_procs; /* Number of expert events since this is a new event */
 870
 871         new_procedure.count=0; /* count of events for this item */
 872         new_procedure.fvalue_value = NULL; /* Filter string value */
 873
 874         g_array_append_val(err->procs_array, new_procedure);
 875         procedure = &g_array_index(err->procs_array, error_procedure_t, row);
 876
 877         /* Create the item in our memory table */
 878         procedure->entries[0]=(char *)g_string_chunk_insert_const(err->text, expert_data->protocol);    /* Protocol */
 879         procedure->entries[1]=(char *)g_string_chunk_insert_const(err->text, expert_data->summary);     /* Summary */
 880
 881         /* Create a new item in our tree view */
 882         store = GTK_TREE_STORE(gtk_tree_view_get_model(err->tree_view)); /* Get store */
 883         gtk_tree_store_append (store, &procedure->iter, NULL);  /* Acquire an iterator */
 884
 885         /* match_strval return a static constant  or null */
 886         gtk_tree_store_set (store, &procedure->iter,
 887                     GROUP_COLUMN, match_strval(expert_data->group, expert_group_vals),
 888                     PROTOCOL_COLUMN, procedure->entries[0],
 889                     SUMMARY_COLUMN,  procedure->entries[1], -1);
 890
 891         /* If an expert item was passed then build the filter string */
 892         if (expert_data->pitem) {
 893             char *filter;
 894
 895             g_assert(PITEM_FINFO(expert_data->pitem));
 896             filter = proto_construct_match_selected_string(PITEM_FINFO(expert_data->pitem), NULL);
 897             if (filter != NULL)
 898                 procedure->fvalue_value = g_string_chunk_insert_const(err->text, filter);
 899         }
 900         /* Store the updated count of events */
 901         err->num_procs = ++old_num_procs;
 902     }
 903
 904     /* Update our memory table with event data */
 905     procedure = &g_array_index(err->procs_array, error_procedure_t, row);
 906     procedure->count++; /* increment the count of events for this item */
 907
 908     /* Update the tree with new count for this event */
 909     store = GTK_TREE_STORE(gtk_tree_view_get_model(err->tree_view));
 910     gtk_tree_store_set(store, &procedure->iter,
 911                        COUNT_COLUMN, procedure->count,
 912                                            -1);
 913
 914     g_snprintf(num, sizeof(num), "%d", expert_data->packet_num);
 915 #if 0
 916         This does not have a big performance improvment :(
 917 if GTK_CHECK_VERSION(2,10,0)
 918         gtk_tree_store_insert_with_values   (store,
 919                        &new_iter,   /* *iter */
 920                        &procedure->iter, /* *parent*/
 921                        G_MAXINT,    /* position */
 922
 923 #else
 924
 925     /* FIXME gtk is plagued with slow algorithms
 926        gtk_tree_store_append call new_path and its nice recursive linear search....
 927     */
 928     if (procedure->count > 1000) {
 929         /* If there's more than 1000 sub rows give up and prepend new rows, at least
 930            it will end in a reasonable time. Anyway with so many rows it's not
 931            very useful and if sorted the right order is restored.
 932         */
 933         gtk_tree_store_prepend(store, &new_iter, &procedure->iter);
 934     }
 935     else {
 936         gtk_tree_store_append(store, &new_iter, &procedure->iter);
 937     }
 938     gtk_tree_store_set(store, &new_iter,
 939 #endif
 940                        GROUP_COLUMN,    packet,
 941                        PROTOCOL_COLUMN, num,
 942                        COUNT_COLUMN,    1,
 943                        -1);
 944 }
 945
 946 void
 947 reset_error_table_data(error_equiv_table *err)
 948 {
 949     GtkTreeStore    *store;
 950
 951     store = GTK_TREE_STORE(gtk_tree_view_get_model(err->tree_view));
 952     gtk_tree_store_clear(store);
 953     err->num_procs = 0;
 954     /* g_string_chunk_clear() is introduced in glib 2.14 */
 955     g_string_chunk_free(err->text);
 956     err->text = g_string_chunk_new(100);
 957
 958     g_array_set_size(err->procs_array, 0);
 959 }
 960
 961 void
 962 free_error_table_data(error_equiv_table *err)
 963 {
 964     err->num_procs=0;
 965     g_string_chunk_free(err->text);
 966     g_array_free(err->procs_array, TRUE);
 967 }