wireshark/gtk/airpcap_gui_utils.c

/* airpcap_gui_utils.c
 *
 * $Id$
 *
 * Giorgio Tino <giorgio.tino@cacetech.com>
 * Copyright (c) CACE Technologies, LLC 2006
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 2000 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_AIRPCAP

#include <gtk/gtk.h>
#include <glib.h>

#include <string.h>

#include <epan/filesystem.h>
#include <epan/strutil.h>
#include <epan/frequency-utils.h>
#include <epan/crypt/airpdcap_ws.h>

#include "../simple_dialog.h"

#include "gtk/main.h"
#include "gtk/dlg_utils.h"
#include "gtk/gui_utils.h"
#include "gtk/dfilter_expr_dlg.h"
#include "gtk/help_dlg.h"
#include "gtk/keys.h"

#include <airpcap.h>
#include "airpcap_loader.h"
#include "airpcap_gui_utils.h"


/* Controls the releay of settings back to the adapter. */
gboolean change_airpcap_settings = FALSE;

/*
 * Used to retrieve a string containing a list of all the channels
 * on which at least one adapter is capturing. This is true
 * if the adapter passed as parameter is "Any" ... if not,
 * this function returns the only channel number string.
 */
static gchar*
airpcap_get_all_channels_list(airpcap_if_info_t* if_info)
{
    gchar *frequencies;
    guint n,i;
    GList *current_item;
    airpcap_if_info_t* current_adapter;
    GString *freq_str = g_string_new("");
    gchar *sep = "";
    gchar *chan_str;

    if(airpcap_if_is_any(if_info))
    {
        n = g_list_length(airpcap_if_list);

        for(i = 0; i < n; i++)
        {
            current_item = g_list_nth(airpcap_if_list,i);
            current_adapter = (airpcap_if_info_t*)current_item->data;
            if(current_adapter != if_info && g_ascii_strncasecmp("AirPcap USB wireless capture adapter nr.", current_adapter->description, 40) == 0)
            {
                chan_str = ieee80211_mhz_to_str(current_adapter->channelInfo.Frequency);
                g_string_append_printf(freq_str, "%s%s", sep, chan_str);
                g_free(chan_str);
                sep = ", ";
            }
        }
    }

    frequencies = freq_str->str;
    g_string_free(freq_str, FALSE);
    return frequencies;
}

/*
 * Set up the airpcap toolbar for the new capture interface
 */
void
airpcap_set_toolbar_start_capture(airpcap_if_info_t* if_info)
{
    GtkWidget *airpcap_toolbar_label;
    GtkWidget *airpcap_toolbar_channel;
    GtkWidget *airpcap_toolbar_channel_lb;
    GtkWidget *airpcap_toolbar_channel_offset;
    GtkWidget *airpcap_toolbar_channel_offset_lb;
    GtkWidget *airpcap_toolbar_button;
    GtkWidget *airpcap_toolbar_fcs;
    GtkWidget *airpcap_toolbar_fcs_lb;
    GtkWidget *airpcap_toolbar_decryption;
    GtkWidget *airpcap_toolbar_decryption_lb;
    GtkWidget *airpcap_toolbar_keys_button;

    gchar *if_label_text;

    airpcap_toolbar_label    = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_INTERFACE_KEY);
    airpcap_toolbar_channel  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_KEY);
    airpcap_toolbar_channel_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_LABEL_KEY);
    airpcap_toolbar_channel_offset  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_KEY);
    airpcap_toolbar_channel_offset_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_LABEL_KEY);
    airpcap_toolbar_fcs  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_FCS_FILTER_KEY);
    airpcap_toolbar_fcs_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_FCS_FILTER_LABEL_KEY);
    airpcap_toolbar_button   = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_ADVANCED_KEY);
    airpcap_toolbar_decryption = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_DECRYPTION_KEY);
    airpcap_toolbar_decryption_lb = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_DECRYPTION_LABEL_KEY);
    airpcap_toolbar_keys_button = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_KEY_MANAGEMENT_KEY);

    /* The current interface is an airpcap interface */
    if(if_info != NULL)
    {
		gtk_widget_set_sensitive(airpcap_tb,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_label,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_lb,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset_lb,TRUE);
		gtk_widget_set_sensitive(airpcap_toolbar_fcs,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_fcs_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_button,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_button,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_decryption,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_decryption_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_keys_button,FALSE);

		/*decription check box*/
		g_signal_handlers_block_by_func (airpcap_toolbar_decryption,airpcap_toolbar_encryption_cb, airpcap_tb);
		if(if_info->DecryptionOn == AIRPCAP_DECRYPTION_ON)
			gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(airpcap_toolbar_decryption),TRUE);
		else
			gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(airpcap_toolbar_decryption),FALSE);
		g_signal_handlers_unblock_by_func (airpcap_toolbar_decryption,airpcap_toolbar_encryption_cb, airpcap_tb);

		if_label_text = g_strdup_printf("Current Wireless Interface: #%s", airpcap_get_if_string_number(if_info));
		gtk_label_set_text(GTK_LABEL(airpcap_toolbar_label),if_label_text);
		g_free(if_label_text);

		change_airpcap_settings = FALSE;
		if (if_info->pSupportedChannels != NULL && if_info->numSupportedChannels > 0){
			guint i = 0;
			GList	  *channel_list = NULL;

			for (; i<if_info->numSupportedChannels; i++){
				channel_list = g_list_append(channel_list, ieee80211_mhz_to_str(if_info->pSupportedChannels[i].Frequency));
			}
			gtk_combo_set_popdown_strings( GTK_COMBO(airpcap_toolbar_channel), channel_list);
			airpcap_free_channel_combo_list(channel_list);
		}

		airpcap_update_channel_offset_combo_entry(airpcap_toolbar_channel_offset, if_info->channelInfo.ExtChannel);
		airpcap_update_channel_combo(GTK_WIDGET(airpcap_toolbar_channel),if_info);
		airpcap_update_channel_offset_cb(if_info, if_info->channelInfo.Frequency, airpcap_toolbar_channel_offset);
		change_airpcap_settings = TRUE;
    }
    else /* Current interface is NOT an AirPcap one... */
    {
		gtk_widget_set_sensitive(airpcap_tb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_label,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_fcs,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_fcs_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_button,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_button,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_decryption,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_decryption_lb,FALSE);
		gtk_widget_set_sensitive(airpcap_toolbar_keys_button,FALSE);
		airpcap_set_toolbar_no_if(airpcap_tb);
    }
}

/*
 * Set up the airpcap toolbar for the new capture interface
 */
void
airpcap_set_toolbar_stop_capture(airpcap_if_info_t* if_info)
{
    GtkWidget *airpcap_toolbar_crc_filter_combo;
    GtkWidget *airpcap_toolbar_label;
    GtkWidget *airpcap_toolbar_channel;
    GtkWidget *airpcap_toolbar_channel_lb;
    GtkWidget *airpcap_toolbar_channel_offset;
    GtkWidget *airpcap_toolbar_channel_offset_lb;
    GtkWidget *airpcap_toolbar_button;
    GtkWidget *airpcap_toolbar_fcs;
    GtkWidget *airpcap_toolbar_fcs_lb;
    GtkWidget *airpcap_toolbar_decryption;
    GtkWidget *airpcap_toolbar_decryption_lb;
    GtkWidget *airpcap_toolbar_keys_button;

    gchar *if_label_text;

    airpcap_toolbar_crc_filter_combo = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_FCS_FILTER_KEY);
    airpcap_toolbar_label    = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_INTERFACE_KEY);
    airpcap_toolbar_channel  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_KEY);
    airpcap_toolbar_channel_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_LABEL_KEY);
    airpcap_toolbar_channel_offset  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_KEY);
    airpcap_toolbar_channel_offset_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_LABEL_KEY);
    airpcap_toolbar_fcs  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_FCS_FILTER_KEY);
    airpcap_toolbar_fcs_lb  = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_FCS_FILTER_LABEL_KEY);
    airpcap_toolbar_button   = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_ADVANCED_KEY);
    airpcap_toolbar_decryption = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_DECRYPTION_KEY);
    airpcap_toolbar_decryption_lb = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_DECRYPTION_LABEL_KEY);
    airpcap_toolbar_keys_button = g_object_get_data(G_OBJECT(airpcap_tb),AIRPCAP_TOOLBAR_KEY_MANAGEMENT_KEY);

    /* The current interface is an airpcap interface */
    if(if_info != NULL)
    {
  		gtk_widget_set_sensitive(airpcap_tb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_label,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_lb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset_lb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_fcs,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_fcs_lb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_button,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_crc_filter_combo,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_decryption,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_decryption_lb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_keys_button,TRUE);
  		airpcap_validation_type_combo_set_by_type(GTK_WIDGET(airpcap_toolbar_crc_filter_combo),if_info->CrcValidationOn);

  		/*decription check box*/
  		g_signal_handlers_block_by_func (airpcap_toolbar_decryption,airpcap_toolbar_encryption_cb, airpcap_tb);
  		if(if_info->DecryptionOn == AIRPCAP_DECRYPTION_ON)
  			gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(airpcap_toolbar_decryption),TRUE);
  		else
  			gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(airpcap_toolbar_decryption),FALSE);
  		g_signal_handlers_unblock_by_func (airpcap_toolbar_decryption,airpcap_toolbar_encryption_cb, airpcap_tb);

  		if_label_text = g_strdup_printf("Current Wireless Interface: #%s", airpcap_get_if_string_number(if_info));
  		gtk_label_set_text(GTK_LABEL(airpcap_toolbar_label),if_label_text);
  		g_free(if_label_text);

  		change_airpcap_settings = FALSE;
  		if (if_info->pSupportedChannels != NULL && if_info->numSupportedChannels > 0){
  			guint i = 0;
  			GList	  *channel_list = NULL;

  			for (; i<if_info->numSupportedChannels; i++){
  				channel_list = g_list_append(channel_list, ieee80211_mhz_to_str(if_info->pSupportedChannels[i].Frequency));
  			}
  			gtk_combo_set_popdown_strings( GTK_COMBO(airpcap_toolbar_channel), channel_list);
  			airpcap_free_channel_combo_list(channel_list);
  		}

  		airpcap_update_channel_combo(GTK_WIDGET(airpcap_toolbar_channel),if_info);
  		airpcap_update_channel_offset_cb(if_info, if_info->channelInfo.Frequency, airpcap_toolbar_channel_offset);
  		airpcap_update_channel_offset_combo_entry(airpcap_toolbar_channel_offset, if_info->channelInfo.ExtChannel);
  		change_airpcap_settings = TRUE;
  	}
    else
    {
  		gtk_widget_set_sensitive(airpcap_tb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_label,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_lb,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_channel_offset_lb,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_fcs,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_fcs_lb,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_button,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_crc_filter_combo,FALSE);
  		gtk_widget_set_sensitive(airpcap_toolbar_decryption,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_decryption_lb,TRUE);
  		gtk_widget_set_sensitive(airpcap_toolbar_keys_button,TRUE);
  		airpcap_set_toolbar_no_if(airpcap_tb);
  		change_airpcap_settings = FALSE;
    }
}

/*
 * Add a key (string) to the given list
 */
void
airpcap_add_key_to_list(GtkWidget *keylist, gchar* type, gchar* key, gchar* ssid)
{
    gchar*       new_row[3];

    new_row[0] = g_strdup(type);
    new_row[1] = g_strdup(key);
    new_row[2] = g_strdup(ssid);

    gtk_clist_append(GTK_CLIST(keylist),new_row);

    g_free(new_row[0]);
    g_free(new_row[1]);
    g_free(new_row[2]);
}

/*
 * Modify a key given a list and a row
 */
void
airpcap_modify_key_in_list(GtkWidget *keylist, gint row, gchar* type, gchar* key, gchar* ssid)
{
    gchar*       new_row[3];

    new_row[0] = g_strdup(type);
    new_row[1] = g_strdup(key);
    new_row[2] = g_strdup(ssid);

    gtk_clist_set_text(GTK_CLIST(keylist),row,0,new_row[0]);
    gtk_clist_set_text(GTK_CLIST(keylist),row,1,new_row[1]);
    gtk_clist_set_text(GTK_CLIST(keylist),row,2,new_row[2]);

    g_free(new_row[0]);
    g_free(new_row[1]);
    g_free(new_row[2]);
}

/*
 * Fill the list with the keys. BEWARE! At this point, Wireshark and Drivers
 * keys should be EQUALS! But is better to load keys from Wireshark, because
 * the driver is not always present, and maybe that cannot support some keys
 * (i.e. the WPA problem)
 */
void
airpcap_fill_key_list(GtkWidget *keylist)
{
    gchar*		 s = NULL;
    gchar*		 s2 = NULL;
    unsigned int i,n;
    gchar*       new_row[3];
    airpcap_if_info_t* fake_if_info;
    GList*		 wireshark_key_list=NULL;
    decryption_key_t* curr_key = NULL;

    n = 0;

    fake_if_info = airpcap_driver_fake_if_info_new();

    /* We can retrieve the driver's key list (i.e. we have the right .dll)*/
    wireshark_key_list = get_wireshark_keys();
    n = g_list_length(wireshark_key_list);

    for(i = 0; i < n; i++)
    {
	curr_key = (decryption_key_t*)g_list_nth_data(wireshark_key_list,i);

	if(curr_key->type == AIRPDCAP_KEY_TYPE_WEP)
	{
	    s = g_strdup(curr_key->key->str);

	    new_row[0] = g_strdup(AIRPCAP_WEP_KEY_STRING);
	    new_row[1] = g_strdup(s);
	    new_row[2] = g_strdup("");

	    gtk_clist_append(GTK_CLIST(keylist),new_row);

	    g_free(new_row[0]);
	    g_free(new_row[1]);
	    g_free(new_row[2]);

	    g_free(s);
	}
	else if(curr_key->type == AIRPDCAP_KEY_TYPE_WPA_PWD)
	{
	    s = g_strdup(curr_key->key->str);
	    if(curr_key->ssid != NULL)
		s2= g_strdup(format_uri(curr_key->ssid, ":"));
	    else
		s2 = NULL;

	    new_row[0] = g_strdup(AIRPCAP_WPA_PWD_KEY_STRING);
	    new_row[1] = g_strdup(s);

	    if(curr_key->ssid != NULL)
		new_row[2] = g_strdup(s2);
	    else
		new_row[2] = g_strdup("");

	    gtk_clist_append(GTK_CLIST(keylist),new_row);

	    g_free(new_row[0]);
	    g_free(new_row[1]);
	    g_free(new_row[2]);

	    g_free(s);
	    if(s2 != NULL)
		g_free(s2);
	}
	else if(curr_key->type == AIRPDCAP_KEY_TYPE_WPA_PMK)
	{
	    s = g_strdup(curr_key->key->str);

	    new_row[0] = g_strdup(AIRPCAP_WPA_BIN_KEY_STRING);
	    new_row[1] = g_strdup(s);
	    new_row[2] = g_strdup("");

	    gtk_clist_append(GTK_CLIST(keylist),new_row);

	    g_free(new_row[0]);
	    g_free(new_row[1]);
	    g_free(new_row[2]);

	    g_free(s);
	}
    }

    airpcap_if_info_free(fake_if_info);
    return;
}

/*
 * Function used to retrieve the AirpcapValidationType given the string name.
 */
AirpcapValidationType
airpcap_get_validation_type(const gchar* name)
{
    if(!(g_ascii_strcasecmp(AIRPCAP_VALIDATION_TYPE_NAME_ALL,name)))
    {
	return AIRPCAP_VT_ACCEPT_EVERYTHING;
    }
    else if(!(g_ascii_strcasecmp(AIRPCAP_VALIDATION_TYPE_NAME_CORRECT,name)))
    {
	return AIRPCAP_VT_ACCEPT_CORRECT_FRAMES;
    }
    else if(!(g_ascii_strcasecmp(AIRPCAP_VALIDATION_TYPE_NAME_CORRUPT,name)))
    {
	return AIRPCAP_VT_ACCEPT_CORRUPT_FRAMES;
    }
    else
    {
	return AIRPCAP_VT_UNKNOWN;
    }
}

/*
 * Function used to retrieve the string name given an AirpcapValidationType,
 * or NULL in case of error
 */
gchar*
airpcap_get_validation_name(AirpcapValidationType vt)
{
    if(vt == AIRPCAP_VT_ACCEPT_EVERYTHING)
    {
	return AIRPCAP_VALIDATION_TYPE_NAME_ALL;
    }
    else if(vt == AIRPCAP_VT_ACCEPT_CORRECT_FRAMES)
    {
	return AIRPCAP_VALIDATION_TYPE_NAME_CORRECT;
    }
    else if(vt == AIRPCAP_VT_ACCEPT_CORRUPT_FRAMES)
    {
	return AIRPCAP_VALIDATION_TYPE_NAME_CORRUPT;
    }
    else if(vt == AIRPCAP_VT_UNKNOWN)
    {
	return AIRPCAP_VALIDATION_TYPE_NAME_UNKNOWN;
    }
    return NULL;
}

/*
 * Returns the AirpcapLinkType corresponding to the given string name.
 */
AirpcapLinkType
airpcap_get_link_type(const gchar* name)
{
    if(!(g_ascii_strcasecmp(AIRPCAP_LINK_TYPE_NAME_802_11_ONLY,name))){
		return AIRPCAP_LT_802_11;
    }else if(!(g_ascii_strcasecmp(AIRPCAP_LINK_TYPE_NAME_802_11_PLUS_RADIO,name))){
		return AIRPCAP_LT_802_11_PLUS_RADIO;
    }else if(!(g_ascii_strcasecmp(AIRPCAP_LINK_TYPE_NAME_802_11_PLUS_PPI,name))){
		return AIRPCAP_LT_802_11_PLUS_PPI;
    }else{
		return AIRPCAP_LT_UNKNOWN;
    }
}

/*
 * Returns the string name corresponding to the given AirpcapLinkType, or
 * NULL in case of error.
 */
gchar*
airpcap_get_link_name(AirpcapLinkType lt)
{
    if(lt == AIRPCAP_LT_802_11){
		return AIRPCAP_LINK_TYPE_NAME_802_11_ONLY;
    }else if(lt == AIRPCAP_LT_802_11_PLUS_RADIO){
		return AIRPCAP_LINK_TYPE_NAME_802_11_PLUS_RADIO;
    }else if(lt == AIRPCAP_LT_802_11_PLUS_PPI){
		return AIRPCAP_LINK_TYPE_NAME_802_11_PLUS_PPI;
    }else if(lt == AIRPCAP_LT_UNKNOWN){
		return AIRPCAP_LINK_TYPE_NAME_UNKNOWN;
    }
    return NULL;
}

/*
 * Sets the entry of the link type combo using the AirpcapLinkType.
 */
void
airpcap_link_type_combo_set_by_type(GtkWidget* c, AirpcapLinkType type)
{
    gchar* s;

    s = airpcap_get_link_name(type);
    gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(c)->entry),s);
}

/*
 * Retrieves the name in link type the combo entry.
 */
AirpcapLinkType
airpcap_link_type_combo_get_type(GtkWidget* c)
{
    const gchar* s;

    s = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(c)->entry));

    return airpcap_get_link_type(s);
}

/*
 * Sets the entry of the validation combo using the AirpcapValidationType.
 */
void
airpcap_validation_type_combo_set_by_type(GtkWidget* c, AirpcapValidationType type)
{
    const gchar* s;

    s = airpcap_get_validation_name(type);
    gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(c)->entry),s);
}

/*
 * Retrieves the name in the validation combo entry.
 */
AirpcapValidationType
airpcap_validation_type_combo_get_type(GtkWidget* c)
{
    const gchar* s;

    s = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(c)->entry));

    return airpcap_get_validation_type(s);
}

/*
 * Retrieve the UINT corresponding to the given string (channel only, handle with care!)
 */
ULONG
airpcap_get_frequency_from_str(const gchar* s)
{
    ULONG ch_freq;

    sscanf(s,"%ld",&ch_freq);

    /* XXX - check for ch_num btween 1-14, and return -1 otherwise??? */

    return ch_freq;
}

/*
 * Returns the string corresponding to the given UINT (1-14, for channel only)
 */
gchar*
airpcap_get_channel_name(UINT n)
{
    return g_strdup_printf("%d",n);
}

/*
 * Free a channel combo list
 */
static void
free_channel_string(gpointer data, gpointer user_data _U_)
{
  g_free(data);
}

void
airpcap_free_channel_combo_list(GList *channel_list)
{
  if (channel_list != NULL) {
    g_list_foreach(channel_list, free_channel_string, NULL);
    g_list_free(channel_list);
  }
}

/*
 * Set the combo box entry string given an UINT channel number
 */
void
airpcap_channel_combo_set_by_number(GtkWidget* w,UINT chan_freq)
{
	gchar *entry_text;

	entry_text = ieee80211_mhz_to_str(chan_freq);
	gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(w)->entry),entry_text);
	g_free(entry_text);
}

/*
 * Change channel of Airpcap Adapter
 */
gboolean
airpcap_update_frequency_and_offset(airpcap_if_info_t* if_info)
{
    gchar ebuf[AIRPCAP_ERRBUF_SIZE];
    PAirpcapHandle ad;
    gboolean return_value = FALSE;

    if (if_info != NULL){
        ad = airpcap_if_open(if_info->name, ebuf);

        if(ad != NULL) {
            return_value = airpcap_if_set_device_channel_ex(ad,if_info->channelInfo);
            airpcap_if_close(ad);
        }
    }

    return return_value;
}

/*
 * Update the channel offset of the given combobox
 */
void
airpcap_update_channel_offset_cb(airpcap_if_info_t* if_info, ULONG ch_freq, GtkWidget *channel_offset_cb)
{
	const gchar *current_offset;
	gchar current_offset_copy[10];
	gchar *new_offset_str;
	ULONG chan_flags;

  if (airpcap_if_is_any(if_info)){
    gtk_widget_set_sensitive(GTK_WIDGET(channel_offset_cb),FALSE);
    gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(channel_offset_cb)->entry), "0");
    return;
  }

	current_offset = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(channel_offset_cb)->entry));
	g_strlcpy (current_offset_copy, current_offset, sizeof(current_offset_copy));
	chan_flags = airpcap_load_channel_offset_cb(if_info, channel_offset_cb, ch_freq);

	new_offset_str = current_offset_copy;

	/* If current_offset == -1 && new_offset cannot be -1 */
	if (strcmp(current_offset_copy, "-1") == 0 && !(chan_flags & FLAG_CAN_BE_HIGH)){
		if ((chan_flags & FLAG_CAN_BE_LOW)){
			new_offset_str = "+1";
		}else{
			new_offset_str = "0";
		}
	}else if (strcmp(current_offset_copy, "+1") == 0 && !(chan_flags & FLAG_CAN_BE_LOW)){
		if ((chan_flags & FLAG_CAN_BE_HIGH)){
			new_offset_str = "-1";
		}else{
			new_offset_str = "0";
		}
	}

  change_airpcap_settings = FALSE;
  gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(channel_offset_cb)->entry), new_offset_str);
  change_airpcap_settings = TRUE;

  sscanf(new_offset_str,"%c",&(if_info->channelInfo.ExtChannel));
  if (!airpcap_update_frequency_and_offset(if_info)){
    simple_dialog(ESD_TYPE_ERROR,ESD_BTN_OK,"Adapter failed to be set with the following settings: Frequency - %d   Extension Channel - %d", if_info->channelInfo.Frequency, if_info->channelInfo.ExtChannel);
  }
}

/*
 * Returns '1' if this is the "Any" adapter, '0' otherwise
 */
int
airpcap_if_is_any(airpcap_if_info_t* if_info)
{
    if(g_ascii_strcasecmp(if_info->name,AIRPCAP_DEVICE_ANY_EXTRACT_STRING)==0)
	return 1;
    else
	return 0;
}

/*
 * Update channel combo box. If the airpcap interface is "Any", the combo box will be disabled.
 */
void
airpcap_update_channel_combo(GtkWidget* w, airpcap_if_info_t* if_info)
{
    gchar* frequency_list;

    if(airpcap_if_is_any(if_info))
    {
        frequency_list = airpcap_get_all_channels_list(if_info);
        gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(w)->entry),frequency_list);
        g_free(frequency_list);
        change_airpcap_settings = FALSE;
        gtk_widget_set_sensitive(GTK_WIDGET(w),FALSE);
    }
    else
    {
        airpcap_channel_combo_set_by_number(w,if_info->channelInfo.Frequency);
        change_airpcap_settings = TRUE;
        gtk_widget_set_sensitive(GTK_WIDGET(w),TRUE);
    }
}

/*
 * Update channel offset combo box to 'offset'.
 */
void
airpcap_update_channel_offset_combo_entry(GtkWidget* w, gchar extChannel)
{
    gchar channel_offset_value[3];

    if (extChannel > 0){
        g_snprintf(channel_offset_value, sizeof(channel_offset_value), "+%d", extChannel);
    }else{
        g_snprintf(channel_offset_value, sizeof(channel_offset_value), "%d", extChannel);
    }

    gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(w)->entry), channel_offset_value);
}

/*
 * Update channel offset combo box given the selected frequency. Return the flags from the given frequency.
 */
ULONG
airpcap_load_channel_offset_cb(airpcap_if_info_t* if_info, GtkWidget* channel_offset_cb, ULONG chan_freq)
{
    GList *channel_offset_list = NULL;

    if (if_info != NULL && if_info->pSupportedChannels != NULL && if_info->numSupportedChannels > 0){
        guint i = 0;

        for (; i<if_info->numSupportedChannels; i++){
            if (if_info->pSupportedChannels[i].Frequency == chan_freq){
                if ((if_info->pSupportedChannels[i].Flags & FLAG_CAN_BE_HIGH)){
                    channel_offset_list = g_list_append(channel_offset_list, "-1");
                }
                channel_offset_list = g_list_append(channel_offset_list, "0");
                if ((if_info->pSupportedChannels[i].Flags & FLAG_CAN_BE_LOW)){
                    channel_offset_list = g_list_append(channel_offset_list, "+1");
                }
                gtk_combo_set_popdown_strings( GTK_COMBO(channel_offset_cb), channel_offset_list) ;
                gtk_widget_set_sensitive(channel_offset_cb, g_list_length(channel_offset_list) > 1);
                g_list_free(channel_offset_list);
                return if_info->pSupportedChannels[i].Flags;
            }
        }
    }

    return 0;
}

/*
 * Takes the keys from the GtkList widget, and add them to the interface list
 */
void
airpcap_add_keys_from_list(GtkWidget *key_ls, airpcap_if_info_t *if_info _U_)
{
    GString		*new_key;

    /* airpcap stuff */
    UINT i, j;
    gchar s[3];
    PAirpcapKeysCollection KeysCollection;
    ULONG KeysCollectionSize;
    UCHAR KeyByte;

    UINT keys_in_list = 0;

    gchar *row_type,
	  *row_key,
	  *row_ssid;

    keys_in_list = GTK_CLIST(key_ls)->rows;

    /*
     * Save the encryption keys, if we have any of them
     */
    KeysCollectionSize = 0;

    /*
     * Calculate the size of the keys collection
     */
    KeysCollectionSize = sizeof(AirpcapKeysCollection) + keys_in_list * sizeof(AirpcapKey);

    /*
     * Allocate the collection
     */
    KeysCollection = (PAirpcapKeysCollection)g_malloc(KeysCollectionSize);
    if(!KeysCollection)
    {
	/* Simple dialog ERROR */
	simple_dialog(ESD_TYPE_ERROR,ESD_BTN_OK,"%s","Failed memory allocation for KeysCollection!");
	return;
    }

    /*
     * Populate the key collection
     */
    KeysCollection->nKeys = keys_in_list;

    for(i = 0; i < keys_in_list; i++)
    {
	/* Retrieve the row infos */
	gtk_clist_get_text(GTK_CLIST(key_ls),i,0,&row_type);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,1,&row_key);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,2,&row_ssid);

	if(g_ascii_strcasecmp(row_type,AIRPCAP_WEP_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPDCAP_KEY_TYPE_WEP;
	else if(g_ascii_strcasecmp(row_type,AIRPCAP_WPA_PWD_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPCAP_KEYTYPE_TKIP;
	else if(g_ascii_strcasecmp(row_type,AIRPCAP_WPA_BIN_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPCAP_KEYTYPE_CCMP;

	/* Retrieve the Item corresponding to the i-th key */
	new_key = g_string_new(row_key);

	KeysCollection->Keys[i].KeyLen = new_key->len / 2;
	memset(&KeysCollection->Keys[i].KeyData, 0, sizeof(KeysCollection->Keys[i].KeyData));

	for(j = 0 ; j < new_key->len; j += 2)
	{
	    s[0] = new_key->str[j];
	    s[1] = new_key->str[j+1];
	    s[2] = '\0';
	    KeyByte = (UCHAR)strtol(s, NULL, 16);
	    KeysCollection->Keys[i].KeyData[j / 2] = KeyByte;
	}
    }

    /*
     * Free the old adapter key collection!
     */
    if(airpcap_if_selected->keysCollection != NULL)
	    g_free(airpcap_if_selected->keysCollection);

    /*
     * Set this collection ad the new one
     */
    airpcap_if_selected->keysCollection = KeysCollection;
    airpcap_if_selected->keysCollectionSize = KeysCollectionSize;

    return;
}

/*
 * Takes the keys from the GtkList widget, and add them to the interface list
 */
void
airpcap_add_keys_to_driver_from_list(GtkWidget *key_ls,airpcap_if_info_t *fake_if_info)
{
    GString		*new_key;

    /* airpcap stuff */
    UINT i, j;
    gchar s[3];
    PAirpcapKeysCollection KeysCollection;
    ULONG KeysCollectionSize;
    UCHAR KeyByte;

    UINT keys_in_list = 0;

    gchar *row_type,
	  *row_key,
	  *row_ssid;

    if(fake_if_info == NULL)
	    return;

    keys_in_list = GTK_CLIST(key_ls)->rows;

    /*
     * Save the encryption keys, if we have any of them
     */
    KeysCollectionSize = 0;

    /*
     * Calculate the size of the keys collection
     */
    KeysCollectionSize = sizeof(AirpcapKeysCollection) + keys_in_list * sizeof(AirpcapKey);

    /*
     * Allocate the collection
     */
    KeysCollection = (PAirpcapKeysCollection)g_malloc(KeysCollectionSize);
    if(!KeysCollection)
    {
	/* Simple dialog ERROR */
	simple_dialog(ESD_TYPE_ERROR,ESD_BTN_OK,"%s","Failed memory allocation for KeysCollection!");
	return;
    }

    /*
     * Populate the key collection
     */
    KeysCollection->nKeys = keys_in_list;

    for(i = 0; i < keys_in_list; i++)
    {
	/* Retrieve the row infos */
	gtk_clist_get_text(GTK_CLIST(key_ls),i,0,&row_type);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,1,&row_key);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,2,&row_ssid);

	if(g_ascii_strcasecmp(row_type,AIRPCAP_WEP_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPDCAP_KEY_TYPE_WEP;
	else if(g_ascii_strcasecmp(row_type,AIRPCAP_WPA_PWD_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPDCAP_KEY_TYPE_WPA_PWD;
	else if(g_ascii_strcasecmp(row_type,AIRPCAP_WPA_BIN_KEY_STRING) == 0)
	KeysCollection->Keys[i].KeyType = AIRPDCAP_KEY_TYPE_WPA_PMK;

	/* Retrieve the Item corresponding to the i-th key */
	new_key = g_string_new(row_key);

	KeysCollection->Keys[i].KeyLen = new_key->len / 2;
	memset(&KeysCollection->Keys[i].KeyData, 0, sizeof(KeysCollection->Keys[i].KeyData));

	/* Key must be saved in adifferent way, depending on its type... */
	if(KeysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WEP)
	{
	    for(j = 0 ; j < new_key->len; j += 2)
	    {
		    s[0] = new_key->str[j];
		    s[1] = new_key->str[j+1];
		    s[2] = '\0';
		    KeyByte = (UCHAR)strtol(s, NULL, 16);
		    KeysCollection->Keys[i].KeyData[j / 2] = KeyByte;
	    }
	}
	/* XXX - Save the keys that are not WEP!!! */
    }

    /*
     * Free the old adapter key collection!
     */
    if(fake_if_info->keysCollection != NULL)
	    g_free(fake_if_info->keysCollection);

    /*
     * Set this collection ad the new one
     */
    fake_if_info->keysCollection = KeysCollection;
    fake_if_info->keysCollectionSize = KeysCollectionSize;
    return;
}

/*
 * This function will take the current keys (widget list), specified for the
 * current adapter, and save them as default for ALL the others.
 */
void
airpcap_read_and_save_decryption_keys_from_clist(GtkWidget* key_ls, airpcap_if_info_t* info_if, GList* if_list)
{
    gint if_n = 0;
    gint i = 0;
    gint r = 0;
    gint n = 0;
    airpcap_if_info_t* curr_if = NULL;
    airpcap_if_info_t* fake_info_if = NULL;
    GList* key_list=NULL;

    char* tmp_type = NULL;
    char* tmp_key = NULL;
    char* tmp_ssid = NULL;

    decryption_key_t* tmp_dk=NULL;

    /*
     * Save the keys for Wireshark...
     */

    /* Create a list of keys from the list widget... */
    n = GTK_CLIST(key_ls)->rows;

    for(i = 0; i < n; i++)
    {
	/* XXX - Create a decryption_key_t struct, and pass a list of those structs!!! */
	gtk_clist_get_text(GTK_CLIST(key_ls),i,0,&tmp_type);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,1,&tmp_key);
	gtk_clist_get_text(GTK_CLIST(key_ls),i,2,&tmp_ssid);

	if(g_ascii_strcasecmp(tmp_type,AIRPCAP_WEP_KEY_STRING) == 0)
	{
	    tmp_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
	    tmp_dk->key = g_string_new(tmp_key);
	    tmp_dk->ssid = NULL;
	    tmp_dk->type = AIRPDCAP_KEY_TYPE_WEP;
	    tmp_dk->bits = tmp_dk->key->len * 4;
	    key_list = g_list_append(key_list,tmp_dk);
	}
	else if(g_ascii_strcasecmp(tmp_type,AIRPCAP_WPA_PWD_KEY_STRING) == 0)
	{
	    tmp_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
	    tmp_dk->key = g_string_new(tmp_key);
	    tmp_dk->ssid = g_byte_array_new();
	    uri_str_to_bytes(tmp_ssid, tmp_dk->ssid);
	    tmp_dk->type = AIRPDCAP_KEY_TYPE_WPA_PWD;
	    tmp_dk->bits = 256;
	    key_list = g_list_append(key_list,tmp_dk);
	}
	else if(g_ascii_strcasecmp(tmp_type,AIRPCAP_WPA_BIN_KEY_STRING) == 0)
	{
	    tmp_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
	    tmp_dk->key = g_string_new(tmp_key);
	    tmp_dk->ssid = NULL; /* No SSID in this case */
	    tmp_dk->type = AIRPDCAP_KEY_TYPE_WPA_PMK;
	    tmp_dk->bits = 256;
	    key_list = g_list_append(key_list,tmp_dk);
	}
    }

    r = save_wlan_wireshark_wep_keys(key_list);
    /* The key_list has been freed!!! */

    /*
     * Save the key list for driver.
     */
    if( (if_list == NULL) || (info_if == NULL) ) return;

    fake_info_if = airpcap_driver_fake_if_info_new();

    airpcap_add_keys_to_driver_from_list(key_ls,fake_info_if);
    airpcap_save_driver_if_configuration(fake_info_if);
    airpcap_if_info_free(fake_info_if);

    if_n = g_list_length(if_list);

    /* For all the adapters in the list, empty the key list */
    for(i = 0; i < if_n; i++)
    {
	curr_if = (airpcap_if_info_t*)g_list_nth_data(if_list,i);

	if(curr_if != NULL)
	{
	    /* XXX - Set an empty collection */
	    airpcap_if_clear_decryption_settings(curr_if);

	    /* Save to registry */
	    airpcap_save_selected_if_configuration(curr_if);
	}
    }
}

/*
 * This function will load from the preferences file ALL the
 * keys (WEP, WPA and WPA_BIN) and will set them as default for
 * each adapter. To do this, it will save the keys in the registry...
 * A check will be performed, to make sure that keys found in
 * registry and keys found in Wireshark preferences are the same. If not,
 * the user will be asked to choose if use all keys (merge them),
 * or use Wireshark preferences ones. In the last case, registry keys will
 * be overwritten for all the connected AirPcap adapters.
 * In the first case, adapters will use their own keys, but those
 * keys will not be accessible via Wireshark...
 */
gboolean
airpcap_check_decryption_keys(GList* if_list)
{
    gint if_n = 0;
    gint i = 0;
    gint n_adapters_keys = 0;
    gint n_driver_keys = 0;
    gint n_wireshark_keys = 0;
    airpcap_if_info_t* curr_if = NULL;

    GList* wireshark_key_list;
    GList* driver_key_list;
    GList* curr_adapter_key_list;

    gboolean equals = TRUE;
    gboolean adapters_keys_equals=TRUE;

    /*
     * If no AirPcap interface is found, return TRUE, so Wireshark
     * will use HIS OWN keys.
     */
    if(if_list == NULL)
	return TRUE;

    if_n = g_list_length(if_list);

    /* Get Wireshark preferences keys */
    wireshark_key_list = get_wireshark_keys();
    n_wireshark_keys = g_list_length(wireshark_key_list);

    /* Retrieve AirPcap driver's keys */
    driver_key_list = get_airpcap_driver_keys();
    n_driver_keys = g_list_length(driver_key_list);

    equals &= key_lists_are_equal(wireshark_key_list,driver_key_list);

    for(i = 0; i < if_n; i++)
    {
	curr_if = (airpcap_if_info_t*)g_list_nth_data(if_list,i);
	curr_adapter_key_list = get_airpcap_device_keys(curr_if);
	n_adapters_keys += g_list_length(curr_adapter_key_list);
	adapters_keys_equals &= key_lists_are_equal(wireshark_key_list,curr_adapter_key_list);
    }

    if(n_adapters_keys != 0) /* If for some reason at least one specific key has been found */
	equals &= adapters_keys_equals;	/* */

    if(n_driver_keys == 0) /* No keys set in any of the AirPcap adapters... */
	return TRUE; /* Use Wireshark keys and set them ad default for airpcap devices */

    return equals;
}

/*
 * This function will load from the preferences file ALL the
 * keys (WEP, WPA_PWD and WPA_BIN) and will set them as default for
 * each adapter. To do this, it will save the keys in the registry...
 * A check will be performed, to make sure that keys found in
 * registry and keys found in Wireshark preferences are the same. If not,
 * the user will be asked to choose if use all keys (merge them),
 * or use Wireshark preferences ones. In the last case, registry keys will
 * be overwritten for all the connected AirPcap adapters.
 * In the first case, adapters will use their own keys, but those
 * keys will not be accessible via Wireshark...
 */
void
airpcap_load_decryption_keys(GList* if_list)
{
    gint if_n = 0;
    gint i = 0;
    airpcap_if_info_t* curr_if = NULL;

    if(if_list == NULL) return;

    if_n = g_list_length(if_list);

    for(i = 0; i < if_n; i++)
    {
	curr_if = (airpcap_if_info_t*)g_list_nth_data(if_list,i);
	load_wlan_driver_wep_keys();
    }
}

/*
 * This function will set the gibven GList of decryption_key_t structures
 * as the defoult for both Wireshark and the AirPcap adapters...
 */
void
airpcap_save_decryption_keys(GList* key_list, GList* adapters_list)
{
    gint if_n = 0;
    gint key_n = 0;
    gint i = 0;
    airpcap_if_info_t* curr_if = NULL;
    GList* empty_key_list = NULL;

    if( (key_list == NULL) || (adapters_list == NULL)) return;

    if_n = g_list_length(adapters_list);
    key_n = g_list_length(key_list);

    /* Set the driver's global list of keys. */
    write_wlan_driver_wep_keys_to_registry(key_list);

    /* Empty the key list for each interface */
    for(i = 0; i < if_n; i++)
    {
	curr_if = (airpcap_if_info_t*)g_list_nth_data(adapters_list,i);
	write_wlan_wep_keys_to_registry(curr_if,empty_key_list);
    }

    /*
     * This will set the keys of the current adapter as Wireshark default...
     * Now all the adapters have the same keys, so curr_if is ok as any other...
     */
    save_wlan_wireshark_wep_keys(key_list);
}

/*
 * This function is used to enable/disable the toolbar widgets
 * depending on the type of interface selected... Not the whole
 * toolbar must be grayed/enabled ... Only some widgets...
 */
void
airpcap_enable_toolbar_widgets(GtkWidget* w, gboolean en)
{
    GtkWidget	*toolbar_tb,
		*if_description_lb,
		*channel_cb,
		*channel_lb,
		*channel_offset_cb,
    *channel_offset_lb,
		*fcs_cb,
		*fcs_lb,
		*advanced_bt;

    if(w == NULL)
	return;

    toolbar_tb = w;

    if_description_lb	= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_INTERFACE_KEY);
    channel_lb			= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_LABEL_KEY);
    channel_cb			= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_KEY);
    channel_offset_cb	= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_KEY);
    channel_offset_lb	= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_LABEL_KEY);
    fcs_lb				= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_FCS_FILTER_LABEL_KEY);
    fcs_cb				= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_FCS_FILTER_KEY);
    advanced_bt			= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_ADVANCED_KEY);


    if(if_description_lb != NULL)	gtk_widget_set_sensitive(if_description_lb,en);
    if(channel_lb != NULL)			gtk_widget_set_sensitive(channel_lb,en);
    if(channel_cb != NULL)			gtk_widget_set_sensitive(channel_cb,en);
    if(channel_offset_cb != NULL)	gtk_widget_set_sensitive(channel_offset_cb,en);
    if(channel_offset_lb != NULL)	gtk_widget_set_sensitive(channel_offset_lb,en);
    if(fcs_lb != NULL)				gtk_widget_set_sensitive(fcs_lb,en);
    if(fcs_cb != NULL)				gtk_widget_set_sensitive(fcs_cb,en);
    if(advanced_bt != NULL)			gtk_widget_set_sensitive(advanced_bt,en);

    return;
}

/*
 * This function sets up the correct airpcap toolbar that must
 * be displayed when no airpcap if is found on the system...
 */
void
airpcap_set_toolbar_no_if(GtkWidget* w)
{
    GtkWidget	*toolbar_tb,
		*if_description_lb,
		*channel_cb,
		*channel_lb,
    *channel_offset_cb,
		*channel_offset_lb,
		*fcs_cb,
		*fcs_lb,
		*advanced_bt;

    if(w == NULL)
	return;

    toolbar_tb = w;

    if_description_lb	    = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_INTERFACE_KEY);
    channel_lb			      = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_LABEL_KEY);
    channel_cb			      = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_KEY);
    channel_offset_lb			= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_LABEL_KEY);
    channel_offset_cb			= g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_CHANNEL_OFFSET_KEY);
    fcs_lb				        = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_FCS_FILTER_LABEL_KEY);
    fcs_cb				        = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_FCS_FILTER_KEY);
    advanced_bt			      = g_object_get_data(G_OBJECT(toolbar_tb),AIRPCAP_TOOLBAR_ADVANCED_KEY);

    if(fcs_cb != NULL)				gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(fcs_cb)->entry),"");
    if(channel_cb != NULL)			gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(channel_cb)->entry),"");
    if(channel_offset_cb != NULL)			gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(channel_offset_cb)->entry),"");
    if(if_description_lb != NULL)	gtk_label_set_text(GTK_LABEL(if_description_lb),"Current Wireless Interface: None");

    /*if(if_description_lb != NULL)	gtk_widget_set_sensitive(if_description_lb,FALSE);
    if(channel_lb != NULL)			gtk_widget_set_sensitive(channel_lb,FALSE);
    if(channel_cb != NULL)			gtk_widget_set_sensitive(channel_cb,FALSE);
    if(fcs_lb != NULL)				gtk_widget_set_sensitive(fcs_lb,FALSE);
    if(fcs_cb != NULL)				gtk_widget_set_sensitive(fcs_cb,FALSE);
    if(advanced_bt != NULL)			gtk_widget_set_sensitive(advanced_bt,FALSE);*/
}

#endif /* HAVE_AIRPCAP */