change all preferences related filenames from xy_prefs to prefs_xy

git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@24975 f5534014-38df-0310-8fa8-9805f1628bb7

1 files changed, 838 insertions, 0 deletions

diff --git a/gtk/prefs_capture.c b/gtk/prefs_capture.c
new file mode 100644
index 0000000000..e2e73bc090
--- /dev/null
+++ b/gtk/prefs_capture.c
@@ -0,0 +1,838 @@
+/* capture_prefs.c
+ * Dialog box for capture preferences
+ *
+ * $Id$
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef HAVE_LIBPCAP
+
+#include <string.h>
+#include <gtk/gtk.h>
+
+#include <epan/prefs.h>
+
+#include "../globals.h"
+#include "../simple_dialog.h"
+#include "../capture-pcap-util.h"
+#include "../capture_ui_utils.h"
+#include "../capture.h"
+
+#include "gtk/prefs_capture.h"
+#include "gtk/prefs_dlg.h"
+#include "gtk/gui_utils.h"
+#include "gtk/dlg_utils.h"
+#include "gtk/main.h"
+#include "gtk/stock_icons.h"
+#include <epan/strutil.h>
+
+
+#define DEVICE_KEY				"device"
+#define PROM_MODE_KEY			"prom_mode"
+#define CAPTURE_REAL_TIME_KEY	"capture_real_time"
+#define AUTO_SCROLL_KEY			"auto_scroll"
+#define SHOW_INFO_KEY           "show_info"
+
+#define CAPTURE_TABLE_ROWS 6
+
+#define IFOPTS_CALLER_PTR_KEY	"ifopts_caller_ptr"
+#define IFOPTS_DIALOG_PTR_KEY	"ifopts_dialog_ptr"
+#define IFOPTS_TABLE_ROWS 2
+#define IFOPTS_CLIST_COLS 4
+#define IFOPTS_MAX_DESCR_LEN 128
+#define IFOPTS_IF_NOSEL -1
+
+/* interface options dialog */
+static GtkWidget *cur_clist, *if_dev_lb, *if_name_lb, *if_descr_te, *if_hide_cb;
+static gint ifrow;						/* current interface row selected */
+
+static void ifopts_edit_cb(GtkWidget *w, gpointer data);
+static void ifopts_edit_ok_cb(GtkWidget *w, gpointer parent_w);
+static void ifopts_edit_destroy_cb(GtkWidget *win, gpointer data);
+static void ifopts_edit_ifsel_cb(GtkWidget *clist, gint row, gint column,
+    GdkEventButton *event, gpointer data);
+static void ifopts_edit_descr_changed_cb(GtkEditable *ed, gpointer udata);
+static void ifopts_edit_hide_changed_cb(GtkToggleButton *tbt, gpointer udata);
+static void ifopts_options_add(GtkCList *clist, if_info_t *if_info);
+static void ifopts_options_free(gchar *text[]);
+static void ifopts_if_clist_add(void);
+static void ifopts_write_new_descr(void);
+static void ifopts_write_new_hide(void);
+
+GtkWidget*
+capture_prefs_show(void)
+{
+	GtkWidget	*main_tb, *main_vb;
+	GtkWidget	*if_cb, *if_lb, *promisc_cb, *sync_cb, *auto_scroll_cb, *show_info_cb;
+	GtkWidget	*ifopts_lb, *ifopts_bt;
+	GList		*if_list, *combo_list;
+	int		err;
+	int		row = 0;
+	GtkTooltips *tooltips = gtk_tooltips_new();
+
+	/* Main vertical box */
+	main_vb = gtk_vbox_new(FALSE, 7);
+	gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
+
+	/* Main table */
+	main_tb = gtk_table_new(CAPTURE_TABLE_ROWS, 2, FALSE);
+	gtk_box_pack_start(GTK_BOX(main_vb), main_tb, FALSE, FALSE, 0);
+	gtk_table_set_row_spacings(GTK_TABLE(main_tb), 10);
+	gtk_table_set_col_spacings(GTK_TABLE(main_tb), 15);
+	gtk_widget_show(main_tb);
+
+	/* Default device */
+	if_lb = gtk_label_new("Default interface:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_lb), 1.0, 0.5);
+	gtk_widget_show(if_lb);
+
+	if_cb = gtk_combo_new();
+	/*
+	 * XXX - what if we can't get the list?
+	 */
+	if_list = capture_interface_list(&err, NULL);
+	combo_list = build_capture_combo_list(if_list, FALSE);
+	free_interface_list(if_list);
+	if (combo_list != NULL) {
+		gtk_combo_set_popdown_strings(GTK_COMBO(if_cb), combo_list);
+		free_capture_combo_list(combo_list);
+	}
+	if (prefs.capture_device)
+		gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry),
+		    prefs.capture_device);
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_cb, 1, 2, row, row+1);
+	gtk_tooltips_set_tip(tooltips, GTK_COMBO(if_cb)->entry,
+	    "The default interface to be captured from.", NULL);
+	gtk_widget_show(if_cb);
+	g_object_set_data(G_OBJECT(main_vb), DEVICE_KEY, if_cb);
+	row++;
+
+	/* Interface properties */
+	ifopts_lb = gtk_label_new("Interfaces:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), ifopts_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(ifopts_lb), 1.0, 0.5);
+	gtk_widget_show(ifopts_lb);
+
+	ifopts_bt = gtk_button_new_from_stock(WIRESHARK_STOCK_EDIT);
+	gtk_tooltips_set_tip(tooltips, ifopts_bt,
+	    "Open a dialog box to set various interface options.", NULL);
+	g_signal_connect(ifopts_bt, "clicked", G_CALLBACK(ifopts_edit_cb), NULL);
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), ifopts_bt, 1, 2, row, row+1);
+	row++;
+
+	/* Promiscuous mode */
+	promisc_cb = create_preference_check_button(main_tb, row++,
+	    "Capture packets in promiscuous mode:", NULL,
+	    prefs.capture_prom_mode);
+	gtk_tooltips_set_tip(tooltips, promisc_cb,
+	    "Usually a network card will only capture the traffic sent to its own network address. "
+	    "If you want to capture all traffic that the network card can \"see\", mark this option. "
+	    "See the FAQ for some more details of capturing packets from a switched network.", NULL);
+	g_object_set_data(G_OBJECT(main_vb), PROM_MODE_KEY, promisc_cb);
+
+	/* Real-time capture */
+	sync_cb = create_preference_check_button(main_tb, row++,
+	    "Update list of packets in real time:", NULL,
+	    prefs.capture_real_time);
+	gtk_tooltips_set_tip(tooltips, sync_cb,
+        "Update the list of packets while capture is in progress. "
+        "Don't use this option if you notice packet drops.", NULL);
+	g_object_set_data(G_OBJECT(main_vb), CAPTURE_REAL_TIME_KEY, sync_cb);
+
+	/* Auto-scroll real-time capture */
+	auto_scroll_cb = create_preference_check_button(main_tb, row++,
+	    "Automatic scrolling in live capture:", NULL,
+	    prefs.capture_auto_scroll);
+	gtk_tooltips_set_tip(tooltips, auto_scroll_cb,
+        "Automatic scrolling of the packet list while live capture is in progress. ", NULL);
+	g_object_set_data(G_OBJECT(main_vb), AUTO_SCROLL_KEY, auto_scroll_cb);
+
+	/* Show capture info dialog */
+	show_info_cb = create_preference_check_button(main_tb, row++,
+	    "Hide capture info dialog:", NULL,
+	    !prefs.capture_show_info);
+	gtk_tooltips_set_tip(tooltips, show_info_cb,
+	    "Hide the capture info dialog while capturing. ", NULL);
+	g_object_set_data(G_OBJECT(main_vb), SHOW_INFO_KEY, show_info_cb);
+
+	/* Show 'em what we got */
+	gtk_widget_show_all(main_vb);
+
+	return(main_vb);
+}
+
+void
+capture_prefs_fetch(GtkWidget *w)
+{
+	GtkWidget *if_cb, *promisc_cb, *sync_cb, *auto_scroll_cb, *show_info_cb;
+	gchar	*if_text;
+
+	if_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), DEVICE_KEY);
+	promisc_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), PROM_MODE_KEY);
+	sync_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), CAPTURE_REAL_TIME_KEY);
+	auto_scroll_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), AUTO_SCROLL_KEY);
+        show_info_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), SHOW_INFO_KEY);
+
+	if (prefs.capture_device != NULL) {
+		g_free(prefs.capture_device);
+		prefs.capture_device = NULL;
+	}
+	if_text = g_strdup(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry)));
+	/* Strip out white space */
+	g_strstrip(if_text);
+	/* If there was nothing but white space, treat that as an
+	   indication that the user doesn't want to wire in a default
+	   device, and just wants the first device in the list chosen. */
+	if (*if_text == '\0') {
+		g_free(if_text);
+		if_text = NULL;
+	}
+	prefs.capture_device = if_text;
+
+	prefs.capture_prom_mode = GTK_TOGGLE_BUTTON (promisc_cb)->active;
+
+	prefs.capture_real_time = GTK_TOGGLE_BUTTON (sync_cb)->active;
+
+	prefs.capture_auto_scroll = GTK_TOGGLE_BUTTON (auto_scroll_cb)->active;
+
+    prefs.capture_show_info = !(GTK_TOGGLE_BUTTON (show_info_cb)->active);
+}
+
+void
+capture_prefs_apply(GtkWidget *w _U_)
+{
+}
+
+void
+capture_prefs_destroy(GtkWidget *w)
+{
+	GtkWidget *caller = gtk_widget_get_toplevel(w);
+	GtkWidget *dlg;
+
+	/* Is there an interface descriptions dialog associated with this
+	   Preferences dialog? */
+	dlg = g_object_get_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY);
+
+	if (dlg != NULL) {
+		/* Yes.  Destroy it. */
+		window_destroy(dlg);
+	}
+}
+
+/*
+ * Create an edit interface options dialog.
+ */
+static void
+ifopts_edit_cb(GtkWidget *w, gpointer data _U_)
+{
+	GtkWidget	*ifopts_edit_dlg, *cur_scr_win, *main_hb, *main_tb,
+				*cur_opts_fr, *ed_opts_fr, *main_vb,
+				*if_descr_lb, *if_hide_lb,
+				*bbox, *ok_bt, *cancel_bt;
+	const gchar *cur_titles[] = { "Device", "Description", "Comment", "Hide?" };
+	int row = 0;
+
+	GtkWidget *caller = gtk_widget_get_toplevel(w);
+
+	/* Has an edit dialog box already been opened for that top-level
+	   widget? */
+	ifopts_edit_dlg = g_object_get_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY);
+	if (ifopts_edit_dlg != NULL) {
+		/* Yes.  Just re-activate that dialog box. */
+		reactivate_window(ifopts_edit_dlg);
+		return;
+	}
+
+	/* create a new dialog */
+	ifopts_edit_dlg = dlg_window_new("Wireshark: Preferences: Interface Options");
+    gtk_window_set_default_size(GTK_WINDOW(ifopts_edit_dlg), DEF_WIDTH, 300);
+
+    main_vb = gtk_vbox_new(FALSE, 1);
+	gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
+	gtk_container_add(GTK_CONTAINER(ifopts_edit_dlg), main_vb);
+	gtk_widget_show(main_vb);
+
+	/* create current options frame */
+	cur_opts_fr = gtk_frame_new("Interfaces");
+	gtk_container_add(GTK_CONTAINER(main_vb), cur_opts_fr);
+	gtk_widget_show(cur_opts_fr);
+
+	/* create a scrolled window to pack the current options CList widget into */
+	cur_scr_win = scrolled_window_new(NULL, NULL);
+	gtk_container_border_width(GTK_CONTAINER(cur_scr_win), 3);
+	gtk_container_add(GTK_CONTAINER(cur_opts_fr), cur_scr_win);
+	gtk_widget_show(cur_scr_win);
+
+	/*
+	 * Create current options CList.
+	 */
+	cur_clist = gtk_clist_new_with_titles(IFOPTS_CLIST_COLS, (gchar **) cur_titles);
+	gtk_clist_set_column_width(GTK_CLIST(cur_clist), 1, 230);
+	gtk_clist_set_column_width(GTK_CLIST(cur_clist), 2, 260);
+	gtk_clist_set_column_width(GTK_CLIST(cur_clist), 3, 40);
+	gtk_clist_column_titles_passive(GTK_CLIST(cur_clist));
+	gtk_container_add(GTK_CONTAINER(cur_scr_win), cur_clist);
+	g_signal_connect(cur_clist, "select_row", G_CALLBACK(ifopts_edit_ifsel_cb), NULL);
+	gtk_widget_show(cur_clist);
+
+	/* add interface names to cell */
+	ifopts_if_clist_add();
+    gtk_clist_columns_autosize(GTK_CLIST(cur_clist));
+
+	/* initialize variable that saves currently selected row in "if_clist" */
+	ifrow = IFOPTS_IF_NOSEL;
+
+	/* create edit options frame */
+	ed_opts_fr = gtk_frame_new("Properties");
+	gtk_box_pack_start(GTK_BOX(main_vb), ed_opts_fr, FALSE, FALSE, 0);
+	gtk_widget_show(ed_opts_fr);
+
+	main_hb = gtk_hbox_new(TRUE, 5);
+	gtk_container_border_width(GTK_CONTAINER(main_hb), 3);
+	gtk_container_add(GTK_CONTAINER(ed_opts_fr), main_hb);
+	gtk_widget_show(main_hb);
+
+	/* table to hold description text entry and hide button */
+	main_tb = gtk_table_new(IFOPTS_TABLE_ROWS, 4, FALSE);
+	gtk_box_pack_start(GTK_BOX(main_hb), main_tb, TRUE, FALSE, 10);
+	gtk_table_set_row_spacings(GTK_TABLE(main_tb), 10);
+	gtk_table_set_col_spacings(GTK_TABLE(main_tb), 10);
+	gtk_widget_show(main_tb);
+
+	if_dev_lb = gtk_label_new("Device:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_dev_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_dev_lb), 1.0, 0.5);
+	gtk_widget_show(if_dev_lb);
+
+	if_dev_lb = gtk_label_new("");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_dev_lb, 1, 2, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_dev_lb), 0.0, 0.5);
+	gtk_widget_show(if_dev_lb);
+    row++;
+
+	if_name_lb = gtk_label_new("Description:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_name_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_name_lb), 1.0, 0.5);
+	gtk_widget_show(if_name_lb);
+
+	if_name_lb = gtk_label_new("");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_name_lb, 1, 2, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_name_lb), 0.0, 0.5);
+	gtk_widget_show(if_name_lb);
+    row++;
+
+	/* create interface description label and text entry */
+	if_descr_lb = gtk_label_new("Comment:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_descr_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_descr_lb), 1.0, 0.5);
+	gtk_widget_show(if_descr_lb);
+
+	if_descr_te = gtk_entry_new();
+	g_signal_connect(if_descr_te, "changed", G_CALLBACK(ifopts_edit_descr_changed_cb),
+			cur_clist);
+	gtk_entry_set_max_length(GTK_ENTRY(if_descr_te), IFOPTS_MAX_DESCR_LEN);
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_descr_te, 1, 2, row, row+1);
+	gtk_widget_show(if_descr_te);
+    row++;
+
+	/* create hide interface label and button */
+	if_hide_lb = gtk_label_new("Hide interface?:");
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_hide_lb, 0, 1, row, row+1);
+	gtk_misc_set_alignment(GTK_MISC(if_hide_lb), 1.0, 0.5);
+	gtk_widget_show(if_hide_lb);
+
+	if_hide_cb = gtk_check_button_new();
+	g_signal_connect(if_hide_cb, "toggled", G_CALLBACK(ifopts_edit_hide_changed_cb),
+			cur_clist);
+	gtk_table_attach_defaults(GTK_TABLE(main_tb), if_hide_cb, 1, 2, row, row+1);
+	gtk_widget_show(if_hide_cb);
+        row++;
+
+	/* button row: OK and Cancel buttons */
+	bbox = dlg_button_row_new(GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
+	gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 0);
+	gtk_widget_show(bbox);
+
+	ok_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_OK);
+	g_signal_connect(ok_bt, "clicked", G_CALLBACK(ifopts_edit_ok_cb), ifopts_edit_dlg);
+
+	cancel_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CANCEL);
+        window_set_cancel_button(ifopts_edit_dlg, cancel_bt, window_cancel_button_cb);
+
+	gtk_widget_grab_default(ok_bt);
+
+	g_signal_connect(ifopts_edit_dlg, "delete_event", G_CALLBACK(window_delete_event_cb),
+                 NULL);
+	/* Call a handler when we're destroyed, so we can inform
+	   our caller, if any, that we've been destroyed. */
+	g_signal_connect(ifopts_edit_dlg, "destroy", G_CALLBACK(ifopts_edit_destroy_cb), NULL);
+
+	/* Set the key for the new dialog to point to our caller. */
+	g_object_set_data(G_OBJECT(ifopts_edit_dlg), IFOPTS_CALLER_PTR_KEY, caller);
+	/* Set the key for the caller to point to us */
+	g_object_set_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY, ifopts_edit_dlg);
+
+    /* select the first row in if list, all option fields must exist for this */
+	gtk_clist_select_row(GTK_CLIST(cur_clist), 0, -1);
+
+	gtk_widget_show(ifopts_edit_dlg);
+    window_present(ifopts_edit_dlg);
+}
+
+/*
+ * User selected "OK". Create/write preferences strings.
+ */
+static void
+ifopts_edit_ok_cb(GtkWidget *w _U_, gpointer parent_w)
+{
+	if (ifrow != IFOPTS_IF_NOSEL) {
+		/* create/write new interfaces description string */
+		ifopts_write_new_descr();
+
+		/* create/write new "hidden" interfaces string */
+		ifopts_write_new_hide();
+	}
+
+	/* Now nuke this window. */
+	gtk_grab_remove(GTK_WIDGET(parent_w));
+	window_destroy(GTK_WIDGET(parent_w));
+}
+
+static void
+ifopts_edit_destroy_cb(GtkWidget *win, gpointer data _U_)
+{
+	GtkWidget *caller;
+
+	/* Get the widget that requested that we be popped up, if any.
+	   (It should arrange to destroy us if it's destroyed, so
+	   that we don't get a pointer to a non-existent window here.) */
+	caller = g_object_get_data(G_OBJECT(win), IFOPTS_CALLER_PTR_KEY);
+
+	if (caller != NULL) {
+		/* Tell it we no longer exist. */
+                g_object_set_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY, NULL);
+	}
+}
+
+/*
+ * Interface selected callback; update displayed widgets.
+ */
+static void
+ifopts_edit_ifsel_cb(GtkWidget		*clist _U_,
+					 gint			row,
+					 gint			column _U_,
+					 GdkEventButton	*event _U_,
+					 gpointer		data _U_)
+{
+	gchar *text;
+
+	/* save currently selected row */
+	ifrow = row;
+
+	/* get/display the interface device from current CList */
+	gtk_clist_get_text(GTK_CLIST(cur_clist), row, 0, &text);
+    /* is needed, as gtk_entry_set_text() will change text again (bug in GTK?) */
+    text = strdup(text);
+	gtk_label_set_text(GTK_LABEL(if_dev_lb), text);
+    g_free(text);
+
+	/* get/display the interface name from current CList */
+	gtk_clist_get_text(GTK_CLIST(cur_clist), row, 1, &text);
+    /* is needed, as gtk_entry_set_text() will change text again (bug in GTK?) */
+    text = strdup(text);
+	gtk_label_set_text(GTK_LABEL(if_name_lb), text);
+    g_free(text);
+
+	/* get/display the interface description from current CList */
+	gtk_clist_get_text(GTK_CLIST(cur_clist), row, 2, &text);
+    /* is needed, as gtk_entry_set_text() will change text again (bug in GTK?) */
+    text = strdup(text);
+	gtk_entry_set_text(GTK_ENTRY(if_descr_te), text);
+    g_free(text);
+
+	/* get/display the "hidden" button state from current CList */
+	gtk_clist_get_text(GTK_CLIST(cur_clist), row, 3, &text);
+	if (strcmp("Yes", text) == 0)
+		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(if_hide_cb), TRUE);
+	else
+		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(if_hide_cb), FALSE);
+}
+
+/*
+ * Comment text entry changed callback; update current CList.
+ */
+static void
+ifopts_edit_descr_changed_cb(GtkEditable *ed, gpointer udata)
+{
+	gchar *text;
+
+	if (ifrow == IFOPTS_IF_NOSEL)
+		return;
+
+	/* get current description text and set value in current CList */
+	text = gtk_editable_get_chars(GTK_EDITABLE(ed), 0, -1);
+	/* replace any reserved formatting characters "()," with spaces */
+	g_strdelimit(text, "(),", ' ');
+	gtk_clist_set_text(GTK_CLIST(udata), ifrow, 2, text);
+	g_free(text);
+}
+
+/*
+ * Hide toggle button changed callback; update current CList.
+ */
+static void
+ifopts_edit_hide_changed_cb(GtkToggleButton *tbt, gpointer udata)
+{
+	if (ifrow == IFOPTS_IF_NOSEL)
+		return;
+
+	/* get "hidden" button state and set text in current CList */
+	if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tbt)) == TRUE)
+		gtk_clist_set_text(GTK_CLIST(udata), ifrow, 3, "Yes");
+	else
+		gtk_clist_set_text(GTK_CLIST(udata), ifrow, 3, "No");
+}
+
+/*
+ * Add any saved options that apply to cells in current CList.
+ *
+ * NOTE:
+ *		Interfaces that have been removed from the machine or disabled and
+ *		no longer apply are ignored. Therefore, if the user subsequently
+ *		selects "OK", the options for these interfaces are lost (they're
+ *		lost permanently if "Save" is selected).
+ */
+static void
+ifopts_options_add(GtkCList *clist, if_info_t *if_info)
+{
+	gint	row;
+	gchar	*p;
+	gchar	*ifnm;
+	gchar	*desc;
+	gchar	*pr_descr;
+	gchar	*text[] = { NULL, NULL, NULL, NULL };
+
+	/* add interface descriptions and "hidden" flag */
+	if (prefs.capture_devices_descr != NULL) {
+		/* create working copy of device descriptions */
+		pr_descr = g_strdup(prefs.capture_devices_descr);
+
+		/* if we find a description for this interface */
+		if ((ifnm = strstr(pr_descr, if_info->name)) != NULL) {
+			p = ifnm;
+			while (*p != '\0') {
+				/* found left parenthesis, start of description */
+				if (*p == '(') {
+					/* set device name text */
+					text[0] = g_strdup(if_info->name);
+					/* set OS description + device name text */
+					if (if_info->description != NULL)
+						text[1] = g_strdup(if_info->description);
+					else
+						text[1] = g_strdup("");
+					/* check if interface is "hidden" */
+					if (prefs.capture_devices_hide != NULL) {
+						if (strstr(prefs.capture_devices_hide, if_info->name) != NULL)
+							text[3] = g_strdup("Yes");
+						else
+							text[3] = g_strdup("No");
+					}
+					else
+						text[3] = g_strdup("No");
+					p++;
+					/* if syntax error */
+					if ((*p == '\0') || (*p == ',') || (*p == '(') || (*p == ')')) {
+						ifopts_options_free(text);
+						break;
+					}
+					/* save pointer to beginning of description */
+					desc = p;
+					p++;
+					/* if syntax error */
+					if ((*p == '\0') || (*p == ',') || (*p == '(') || (*p == ')')) {
+						ifopts_options_free(text);
+						break;
+					}
+					/* skip to end of description */
+					while (*p != '\0') {
+						/* end of description */
+						if (*p == ')') {
+							/* terminate and set description text */
+							*p = '\0';
+							text[2] = g_strdup(desc);
+							/* add row to CList */
+							row = gtk_clist_append(GTK_CLIST(clist), text);
+							gtk_clist_set_selectable(GTK_CLIST(clist), row,
+									TRUE);
+							ifopts_options_free(text);
+							break;
+						}
+						p++;
+					}
+					/* get out */
+					break;
+				}
+				else
+					p++;
+			}
+		}
+		/* if there's no description for this interface */
+		else {
+			/* set device name text */
+			text[0] = g_strdup(if_info->name);
+			/* set OS description + device name text */
+			if (if_info->description != NULL)
+				text[1] = g_strdup(if_info->description);
+			else
+				text[1] = g_strdup("");
+			/* set empty description */
+			text[2] = g_strdup("");
+			/* check if interface is "hidden" */
+			if (prefs.capture_devices_hide != NULL) {
+				if (strstr(prefs.capture_devices_hide, if_info->name) != NULL)
+					text[3] = g_strdup("Yes");
+				else
+					text[3] = g_strdup("No");
+			}
+			else
+				text[3] = g_strdup("No");
+
+			/* add row to CList */
+			row = gtk_clist_append(GTK_CLIST(clist), text);
+			gtk_clist_set_selectable(GTK_CLIST(clist), row, TRUE);
+			ifopts_options_free(text);
+		}
+
+		g_free(pr_descr);
+	}
+	/*
+	 * If we do not have any descriptions, but have "hidden" interfaces.
+	 */
+	else if (prefs.capture_devices_hide != NULL) {
+		/* set device name text */
+		text[0] = g_strdup(if_info->name);
+		/* set OS description + device name text */
+		if (if_info->description != NULL)
+			text[1] = g_strdup(if_info->description);
+		else
+			text[1] = g_strdup("");
+		/* set empty description */
+		text[2] = g_strdup("");
+		/* check if interface is "hidden" */
+		if (strstr(prefs.capture_devices_hide, if_info->name) != NULL)
+			text[3] = g_strdup("Yes");
+		else
+			text[3] = g_strdup("No");
+
+		/* add row to CList */
+		row = gtk_clist_append(GTK_CLIST(clist), text);
+		gtk_clist_set_selectable(GTK_CLIST(clist), row, TRUE);
+		ifopts_options_free(text);
+	}
+	/*
+	 * If we have no descriptions and no "hidden" interfaces.
+	 */
+	else {
+		/* set device name text */
+		text[0] = g_strdup(if_info->name);
+		/* set OS description + device name text */
+		if (if_info->description != NULL)
+			text[1] = g_strdup(if_info->description);
+		else
+			text[1] = g_strdup("");
+		/* set empty description */
+		text[2] = g_strdup("");
+		/* interface is not "hidden" */
+		text[3] = g_strdup("No");
+
+		/* add row to CList */
+		row = gtk_clist_append(GTK_CLIST(clist), text);
+		gtk_clist_set_selectable(GTK_CLIST(clist), row, TRUE);
+		ifopts_options_free(text);
+	}
+}
+
+static void
+ifopts_options_free(gchar *text[])
+{
+	gint i;
+
+	for (i=0; i < IFOPTS_CLIST_COLS; i++) {
+		if (text[i] != NULL) {
+			g_free(text[i]);
+			text[i] = NULL;
+		}
+	}
+}
+
+/*
+ * Add all interfaces to interfaces CList.
+ */
+static void
+ifopts_if_clist_add(void)
+{
+	GList		*if_list;
+	int		err;
+	gchar		*err_str;
+	if_info_t	*if_info;
+	guint		i;
+	guint		nitems;
+
+	if_list = capture_interface_list(&err, &err_str);
+	if (if_list == NULL && err == CANT_GET_INTERFACE_LIST) {
+		simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err_str);
+		g_free(err_str);
+		return;
+	}
+
+	/* Seems we need to be at list head for g_list_length()? */
+	if_list = g_list_first(if_list);
+	nitems = g_list_length(if_list);
+
+	/* add OS description + interface name text to CList */
+	for (i=0; i < nitems; i++) {
+		if_info = g_list_nth_data(if_list, i);
+		/* should never happen, but just in case */
+		if (if_info == NULL)
+			continue;
+
+		/* fill current options CList with current preference values */
+		ifopts_options_add(GTK_CLIST(cur_clist), if_info);
+	}
+
+	free_interface_list(if_list);
+}
+
+/*
+ * Create/write new interfaces description string based on current CList.
+ * Put it into the preferences value.
+ */
+static void
+ifopts_write_new_descr(void)
+{
+	gint	i;
+	gboolean	first_if = TRUE;				/* flag to check if first in list */
+	gchar	*ifnm;
+	gchar	*desc;
+	gchar	*tmp_descr;
+	gchar	*new_descr;
+
+	/* new preferences interfaces description string */
+	new_descr = g_malloc0(MAX_VAL_LEN);
+
+	/* get description for each row (interface) */
+	for (i = 0; ;i++) {
+		/* get description */
+		if (gtk_clist_get_text(GTK_CLIST(cur_clist), i, 2, &desc) != 1)
+			break;
+		/* if no description, skip this interface */
+		if (strlen(desc) == 0)
+			continue;
+
+		/* get interface name */
+		gtk_clist_get_text(GTK_CLIST(cur_clist), i, 0, &ifnm);
+
+		/*
+		 * create/cat interface description to new string
+		 * (leave space for parens, comma and terminator)
+		 */
+		if (first_if != TRUE) {
+			g_strlcat (new_descr, ",", MAX_VAL_LEN);
+		}
+
+		tmp_descr = g_strdup_printf("%s(%s)", ifnm, desc);
+		g_strlcat(new_descr, tmp_descr, MAX_VAL_LEN);
+		g_free(tmp_descr);
+
+		/* set first-in-list flag to false */
+		first_if = FALSE;
+	}
+
+	/* write new description string to preferences */
+	if (strlen(new_descr) > 0) {
+		g_free(prefs.capture_devices_descr);
+		prefs.capture_devices_descr = new_descr;
+	}
+	/* no descriptions */
+	else {
+		g_free(prefs.capture_devices_descr);
+		g_free(new_descr);
+		prefs.capture_devices_descr = NULL;
+	}
+}
+
+/*
+ * Create/write new "hidden" interfaces string based on current CList.
+ * Put it into the preferences value.
+ */
+static void
+ifopts_write_new_hide(void)
+{
+	gint	i;
+	gint	first_if = TRUE;				/* flag to check if first in list */
+	gchar	*ifnm;
+	gchar	*hide;
+	gchar	*new_hide;
+
+	/* new preferences "hidden" interfaces string */
+	new_hide = g_malloc0(MAX_VAL_LEN);
+
+	/* get "hidden" flag text for each row (interface) */
+	for (i = 0; ;i++) {
+		/* get flag */
+		if (gtk_clist_get_text(GTK_CLIST(cur_clist), i, 3, &hide) != 1)
+			break;
+		/* if flag text is "No", skip this interface */
+		if (strcmp("No", hide) == 0)
+			continue;
+
+		/* get interface name */
+		gtk_clist_get_text(GTK_CLIST(cur_clist), i, 0, &ifnm);
+
+		/*
+		 * create/cat interface to new string
+		 */
+		if (first_if != TRUE)
+			g_strlcat (new_hide, ",", MAX_VAL_LEN);
+		g_strlcat (new_hide, ifnm, MAX_VAL_LEN);
+
+		/* set first-in-list flag to false */
+		first_if = FALSE;
+	}
+
+	/* write new "hidden" string to preferences */
+	if (strlen(new_hide) > 0) {
+		g_free(prefs.capture_devices_hide);
+		prefs.capture_devices_hide = new_hide;
+	}
+	/* no "hidden" interfaces */
+	else {
+		g_free(prefs.capture_devices_hide);
+		g_free(new_hide);
+		prefs.capture_devices_hide = NULL;
+	}
+}
+
+#endif /* HAVE_LIBPCAP */