![Guy Harris](/assets/img/avatar_default.png)
structure, the number of keys in the key list, and use it. svn path=/trunk/; revision=47718
2527 lines
75 KiB
C
2527 lines
75 KiB
C
/* airpcap_loader.c
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*
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* $Id$
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*
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* Giorgio Tino <giorgio.tino@cacetech.com>
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* Copyright (c) CACE Technologies, LLC 2006
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 2000 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#ifdef HAVE_AIRPCAP
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#ifdef HAVE_LIBPCAP
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#include <glib.h>
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#include <gmodule.h>
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#include <wtap.h>
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#include <pcap.h>
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#endif
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#include <epan/packet.h>
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#include <epan/prefs.h>
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#include <epan/prefs-int.h>
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#include <epan/crypt/wep-wpadefs.h>
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#include <epan/crypt/airpdcap_ws.h>
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#include <epan/strutil.h>
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#include <epan/frequency-utils.h>
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#include "capture_ui_utils.h"
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#include <wsutil/file_util.h>
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#include "ui/simple_dialog.h"
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#include <airpcap.h>
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#include "airpcap_loader.h"
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/*
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* Set to TRUE if the DLL was successfully loaded AND all functions
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* are present.
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*/
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static gboolean AirpcapLoaded = FALSE;
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#ifdef _WIN32
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/*
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* We load dynamically the dag library in order link it only when
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* it's present on the system
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*/
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static void * AirpcapLib = NULL;
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static AirpcapGetLastErrorHandler g_PAirpcapGetLastError;
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static AirpcapSetKernelBufferHandler g_PAirpcapSetKernelBuffer;
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static AirpcapSetFilterHandler g_PAirpcapSetFilter;
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static AirpcapGetMacAddressHandler g_PAirpcapGetMacAddress;
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static AirpcapSetMinToCopyHandler g_PAirpcapSetMinToCopy;
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static AirpcapGetReadEventHandler g_PAirpcapGetReadEvent;
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static AirpcapReadHandler g_PAirpcapRead;
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static AirpcapGetStatsHandler g_PAirpcapGetStats;
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#endif
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static int AirpcapVersion = 3;
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static AirpcapGetDeviceListHandler g_PAirpcapGetDeviceList;
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static AirpcapFreeDeviceListHandler g_PAirpcapFreeDeviceList;
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static AirpcapOpenHandler g_PAirpcapOpen;
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static AirpcapCloseHandler g_PAirpcapClose;
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static AirpcapGetLinkTypeHandler g_PAirpcapGetLinkType;
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static AirpcapSetLinkTypeHandler g_PAirpcapSetLinkType;
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static AirpcapTurnLedOnHandler g_PAirpcapTurnLedOn;
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static AirpcapTurnLedOffHandler g_PAirpcapTurnLedOff;
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static AirpcapGetDeviceChannelHandler g_PAirpcapGetDeviceChannel;
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static AirpcapSetDeviceChannelHandler g_PAirpcapSetDeviceChannel;
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static AirpcapGetFcsPresenceHandler g_PAirpcapGetFcsPresence;
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static AirpcapSetFcsPresenceHandler g_PAirpcapSetFcsPresence;
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static AirpcapGetFcsValidationHandler g_PAirpcapGetFcsValidation;
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static AirpcapSetFcsValidationHandler g_PAirpcapSetFcsValidation;
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static AirpcapGetDeviceKeysHandler g_PAirpcapGetDeviceKeys;
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static AirpcapSetDeviceKeysHandler g_PAirpcapSetDeviceKeys;
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static AirpcapGetDriverKeysHandler g_PAirpcapGetDriverKeys;
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static AirpcapSetDriverKeysHandler g_PAirpcapSetDriverKeys;
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static AirpcapGetDecryptionStateHandler g_PAirpcapGetDecryptionState;
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static AirpcapSetDecryptionStateHandler g_PAirpcapSetDecryptionState;
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static AirpcapGetDriverDecryptionStateHandler g_PAirpcapGetDriverDecryptionState;
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static AirpcapSetDriverDecryptionStateHandler g_PAirpcapSetDriverDecryptionState;
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static AirpcapStoreCurConfigAsAdapterDefaultHandler g_PAirpcapStoreCurConfigAsAdapterDefault;
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static AirpcapGetVersionHandler g_PAirpcapGetVersion;
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static AirpcapSetDeviceChannelExHandler g_PAirpcapSetDeviceChannelEx;
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static AirpcapGetDeviceChannelExHandler g_PAirpcapGetDeviceChannelEx;
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static AirpcapGetDeviceSupportedChannelsHandler g_PAirpcapGetDeviceSupportedChannels;
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/* Airpcap interface list */
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GList *airpcap_if_list = NULL;
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/* Airpcap current selected interface */
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airpcap_if_info_t *airpcap_if_selected = NULL;
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/* Airpcap current active interface */
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airpcap_if_info_t *airpcap_if_active = NULL;
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/* WLAN preferences pointer */
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module_t *wlan_prefs = NULL;
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Dot11Channel *pSupportedChannels;
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guint numSupportedChannels;
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static AirpcapChannelInfo LegacyChannels[] =
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{
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{2412, 0, {0,0,0}},
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{2417, 0, {0,0,0}},
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{2422, 0, {0,0,0}},
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{2427, 0, {0,0,0}},
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{2432, 0, {0,0,0}},
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{2437, 0, {0,0,0}},
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{2442, 0, {0,0,0}},
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{2447, 0, {0,0,0}},
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{2452, 0, {0,0,0}},
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{2457, 0, {0,0,0}},
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{2462, 0, {0,0,0}},
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{2467, 0, {0,0,0}},
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{2472, 0, {0,0,0}},
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{2484, 0, {0,0,0}},
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};
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static guint num_legacy_channels = 14;
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/*
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* Callback used by the load_wlan_keys() routine in order to read a WEP decryption key
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*/
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static guint
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get_wep_key(pref_t *pref, gpointer ud)
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{
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gchar *key_string = NULL;
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guint8 key_type = AIRPDCAP_KEY_TYPE_WEP;
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keys_cb_data_t* user_data;
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decryption_key_t* new_key;
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/* Retrieve user data info */
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user_data = (keys_cb_data_t*)ud;
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if (g_ascii_strncasecmp(pref->name, "wep_key", 7) == 0 && pref->type == PREF_STRING)
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{
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/* strip out key type */
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if (g_ascii_strncasecmp(*pref->varp.string, STRING_KEY_TYPE_WEP ":", 4) == 0) {
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key_string = (gchar*)(*pref->varp.string)+4;
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}
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else if (g_ascii_strncasecmp(*pref->varp.string, STRING_KEY_TYPE_WPA_PWD ":", 8) == 0) {
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key_string = (gchar*)(*pref->varp.string)+8;
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key_type = AIRPDCAP_KEY_TYPE_WPA_PWD;
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}
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else if (g_ascii_strncasecmp(*pref->varp.string, STRING_KEY_TYPE_WPA_PSK ":", 8) == 0) {
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key_string = (gchar*)(*pref->varp.string)+8;
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key_type = AIRPDCAP_KEY_TYPE_WPA_PSK;
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}
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else {
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key_type = AIRPDCAP_KEY_TYPE_WEP;
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key_string = (gchar*)*pref->varp.string;
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}
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/* Here we have the string describing the key... */
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new_key = parse_key_string(key_string, key_type);
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if (new_key != NULL)
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{
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/* Key is added only if not null ... */
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user_data->list = g_list_append(user_data->list,new_key);
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user_data->number_of_keys++;
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user_data->current_index++;
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}
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}
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return 0;
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}
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/* Returs TRUE if the WEP key is valid, false otherwise */
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gboolean
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wep_key_is_valid(char* key)
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{
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GString *new_key_string;
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guint i=0;
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if (key == NULL)
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return FALSE;
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new_key_string = g_string_new(key);
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if ( ((new_key_string->len) > WEP_KEY_MAX_CHAR_SIZE) || ((new_key_string->len) < 2))
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{
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g_string_free(new_key_string,FALSE);
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return FALSE;
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}
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if ((new_key_string->len % 2) != 0)
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{
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g_string_free(new_key_string,FALSE);
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return FALSE;
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}
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for(i = 0; i < new_key_string->len; i++)
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{
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if (!g_ascii_isxdigit(new_key_string->str[i]))
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{
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g_string_free(new_key_string,FALSE);
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return FALSE;
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}
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}
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g_string_free(new_key_string,FALSE);
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return TRUE;
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}
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/* Callback used by the save_wlan_keys() routine in order to write a decryption key */
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static guint
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set_wep_key(pref_t *pref, gpointer ud _U_)
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{
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gchar *my_string = NULL;
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keys_cb_data_t* user_data;
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gint wep_key_number = 0;
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decryption_key_t* new_key;
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/* Retrieve user data info */
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user_data = (keys_cb_data_t*)ud;
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if (g_ascii_strncasecmp(pref->name, "wep_key", 7) == 0 && pref->type == PREF_STRING)
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{
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/* Ok, the pref we're gonna set is a wep_key ... but what number? */
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sscanf(pref->name,"wep_key%d",&wep_key_number);
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if (user_data->current_index < user_data->number_of_keys)
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{
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if (wep_key_number == (user_data->current_index+1))
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{
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/* Retrieve the nth decryption_key_t structure pointer */
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new_key = (decryption_key_t*)g_list_nth_data(user_data->list,user_data->current_index);
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/* Free the old key string */
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g_free((void *)*pref->varp.string);
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/* Create the new string describing the decryption key */
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my_string = get_key_string(new_key);
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/* Duplicate the string, and assign it to the variable pointer */
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*pref->varp.string = (void *)g_strdup(my_string);
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/* Free the previously allocated string */
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g_free(my_string);
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}
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}
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else /* If the number of keys has been reduced somehow, we need to delete all the other keys
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* (remember that the new ones have been probably overwritten)
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*/
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{
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g_free((void *)*pref->varp.string);
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*pref->varp.string = (void *)g_strdup(""); /* Do not just free memory!!! Put an 'empty' string! */
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}
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user_data->current_index++;
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}
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return 0;
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}
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/*
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* Function used to read the Decryption Keys from the preferences and store them
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* properly into the airpcap adapter.
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*/
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gboolean
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load_wlan_driver_wep_keys(void)
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{
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keys_cb_data_t* user_data;
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guint i;
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/* Retrieve the wlan preferences */
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wlan_prefs = prefs_find_module("wlan");
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/* Allocate a structure used to keep infos between the callbacks */
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user_data = (keys_cb_data_t*)g_malloc(sizeof(keys_cb_data_t));
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/* Fill the structure */
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user_data->list = NULL;
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user_data->current_index = 0;
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user_data->number_of_keys= 0; /* Still unknown */
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/* Run the callback on each 802.11 preference */
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prefs_pref_foreach(wlan_prefs, get_wep_key, (gpointer)user_data);
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/* Now the key list should be filled */
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/*
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* Signal that we've changed things, and run the 802.11 dissector's
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* callback
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*/
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wlan_prefs->prefs_changed = TRUE;
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prefs_apply(wlan_prefs);
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write_wlan_driver_wep_keys_to_registry(user_data->list);
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/* FREE MEMORY */
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/* free the WEP key string */
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for(i=0;i<g_list_length(user_data->list);i++)
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{
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g_free(g_list_nth(user_data->list,i)->data);
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}
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/* free the (empty) list */
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g_list_free(user_data->list);
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/* free the user_data structure */
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g_free(user_data);
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/* airpcap_if_info_free(fake_info_if); */
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return TRUE;
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}
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/*
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* This function will tell the airpcap driver the key list to use
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* This will be stored into the registry...
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*/
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gboolean
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write_wlan_wep_keys_to_registry(airpcap_if_info_t* info_if, GList* key_list)
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{
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guint i,j;
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GString *new_key;
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gchar s[3];
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PAirpcapKeysCollection KeysCollection;
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guint KeysCollectionSize;
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guint8 KeyByte;
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guint keys_in_list = 0;
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decryption_key_t* key_item = NULL;
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keys_in_list = g_list_length(key_list);
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/*
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* Calculate the size of the keys collection
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*/
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KeysCollectionSize = (guint)AirpcapKeysCollectionSize(keys_in_list);
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/*
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* Allocate the collection
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*/
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KeysCollection = (PAirpcapKeysCollection)g_malloc(KeysCollectionSize);
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if (!KeysCollection)
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{
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return FALSE;
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}
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/*
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* Populate the key collection
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*/
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KeysCollection->nKeys = keys_in_list;
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for(i = 0; i < keys_in_list; i++)
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{
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KeysCollection->Keys[i].KeyType = AIRPDCAP_KEY_TYPE_WEP;
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/* Retrieve the Item corresponding to the i-th key */
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key_item = (decryption_key_t*)g_list_nth_data(key_list,i);
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new_key = g_string_new(key_item->key->str);
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KeysCollection->Keys[i].KeyLen = (guint) new_key->len / 2;
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memset(&KeysCollection->Keys[i].KeyData, 0, sizeof(KeysCollection->Keys[i].KeyData));
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for(j = 0 ; j < new_key->len; j += 2)
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{
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s[0] = new_key->str[j];
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s[1] = new_key->str[j+1];
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s[2] = '\0';
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KeyByte = (guint8)strtol(s, NULL, 16);
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KeysCollection->Keys[i].KeyData[j / 2] = KeyByte;
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}
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g_string_free(new_key,TRUE);
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}
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/*
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* Free the old adapter key collection!
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*/
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if (info_if->keysCollection != NULL)
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g_free(info_if->keysCollection);
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/*
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* Set this collection ad the new one
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*/
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info_if->keysCollection = KeysCollection;
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info_if->keysCollectionSize = KeysCollectionSize;
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/*
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* Configuration must be saved
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*/
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info_if->saved = FALSE;
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/*
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* Write down the changes to the registry
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*/
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airpcap_save_selected_if_configuration(info_if);
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return TRUE;
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}
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/*
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* This function will tell the airpcap driver the key list to use
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* This will be stored into the registry...
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*/
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gboolean
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write_wlan_driver_wep_keys_to_registry(GList* key_list)
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{
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guint i,j,k,n,y;
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GString *new_key;
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gchar s[3];
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PAirpcapKeysCollection KeysCollection;
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guint KeysCollectionSize;
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guint8 KeyByte;
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guint keys_in_list = 0;
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decryption_key_t* key_item = NULL;
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airpcap_if_info_t* fake_info_if = NULL;
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/* Create the fake_info_if from the first adapter of the list */
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fake_info_if = airpcap_driver_fake_if_info_new();
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if (fake_info_if == NULL)
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return FALSE;
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/*
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* XXX - When WPA will be supported, change this to: keys_in_list = g_list_length(key_list);
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* but right now we will have to count only the WEP keys (or we will have a malloc-mess :-) )
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*/
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n = g_list_length(key_list);
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for(k = 0; k < n; k++ )
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if (((decryption_key_t*)g_list_nth_data(key_list,k))->type == AIRPDCAP_KEY_TYPE_WEP)
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keys_in_list++;
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/*
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* Calculate the size of the keys collection
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*/
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KeysCollectionSize = (guint)AirpcapKeysCollectionSize(keys_in_list);
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/*
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* Allocate the collection
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*/
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KeysCollection = (PAirpcapKeysCollection)g_malloc(KeysCollectionSize);
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if (!KeysCollection)
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{
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return FALSE;
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}
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/*
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* Populate the key collection
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*/
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KeysCollection->nKeys = keys_in_list;
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/*
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* XXX - If we have, let's say, six keys, the first three are WEP, then two are WPA, and the
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* last is WEP, we have to scroll the whole list (n) but increment the array counter only
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* when a WEP key is found (y) .. When WPA will be supported by the driver, I'll have to change
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* this
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*/
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y = 0; /* Current position in the key list */
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for(i = 0; i < n; i++)
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{
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/* Retrieve the Item corresponding to the i-th key */
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key_item = (decryption_key_t*)g_list_nth_data(key_list,i);
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/*
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* XXX - The AIRPDCAP_KEY_TYPE_WEP is the only supported right now!
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* We will have to modify the AirpcapKey structure in order to
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* support the other two types! What happens now, is that simply the
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* not supported keys will just be discarded (they will be saved in Wireshark though)
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*/
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if (key_item->type == AIRPDCAP_KEY_TYPE_WEP)
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{
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KeysCollection->Keys[y].KeyType = AIRPDCAP_KEY_TYPE_WEP;
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new_key = g_string_new(key_item->key->str);
|
|
|
|
KeysCollection->Keys[y].KeyLen = (guint) new_key->len / 2;
|
|
memset(&KeysCollection->Keys[y].KeyData, 0, sizeof(KeysCollection->Keys[y].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 = (guint8)strtol(s, NULL, 16);
|
|
KeysCollection->Keys[y].KeyData[j / 2] = KeyByte;
|
|
}
|
|
/* XXX - Change when WPA will be supported!!! */
|
|
y++;
|
|
g_string_free(new_key,TRUE);
|
|
}
|
|
else if (key_item->type == AIRPDCAP_KEY_TYPE_WPA_PWD)
|
|
{
|
|
/* XXX - The driver cannot deal with this kind of key yet... */
|
|
}
|
|
else if (key_item->type == AIRPDCAP_KEY_TYPE_WPA_PMK)
|
|
{
|
|
/* XXX - The driver cannot deal with this kind of key yet... */
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Free the old adapter key collection!
|
|
*/
|
|
if (fake_info_if->keysCollection != NULL)
|
|
g_free(fake_info_if->keysCollection);
|
|
|
|
/*
|
|
* Set this collection ad the new one
|
|
*/
|
|
fake_info_if->keysCollection = KeysCollection;
|
|
fake_info_if->keysCollectionSize = KeysCollectionSize;
|
|
|
|
/*
|
|
* Configuration must be saved
|
|
*/
|
|
fake_info_if->saved = FALSE;
|
|
|
|
/*
|
|
* Write down the changes to the registry
|
|
*/
|
|
airpcap_save_driver_if_configuration(fake_info_if);
|
|
|
|
airpcap_if_info_free(fake_info_if);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Function used to save to the preference file the Decryption Keys.
|
|
*/
|
|
int
|
|
save_wlan_driver_wep_keys(void)
|
|
{
|
|
GList* key_list = NULL;
|
|
char* tmp_key = NULL;
|
|
guint keys_in_list,i;
|
|
keys_cb_data_t* user_data;
|
|
airpcap_if_info_t* fake_info_if = NULL;
|
|
|
|
/* Create the fake_info_if from the first adapter of the list */
|
|
fake_info_if = airpcap_driver_fake_if_info_new();
|
|
|
|
if (fake_info_if == NULL)
|
|
return 0;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Allocate a structure used to keep infos between the callbacks */
|
|
user_data = (keys_cb_data_t*)g_malloc(sizeof(keys_cb_data_t));
|
|
|
|
/* Number of keys in key list */
|
|
if (fake_info_if->keysCollectionSize != 0)
|
|
keys_in_list = AirpcapKeysCollectionSizeToKeyCount(fake_info_if->keysCollectionSize);
|
|
else
|
|
keys_in_list = 0;
|
|
|
|
for(i=0; i<keys_in_list; i++)
|
|
{
|
|
/* Only if it is a WEP key... */
|
|
if (fake_info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
tmp_key = airpcap_get_key_string(fake_info_if->keysCollection->Keys[i]);
|
|
key_list = g_list_append(key_list,g_strdup(tmp_key));
|
|
g_free(tmp_key);
|
|
}
|
|
}
|
|
|
|
/* Now we know the exact number of WEP keys in the list, so store it ... */
|
|
keys_in_list = g_list_length(key_list);
|
|
|
|
/* Fill the structure */
|
|
user_data->list = key_list;
|
|
user_data->current_index = 0;
|
|
user_data->number_of_keys= keys_in_list;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Run the callback on each 802.11 preference */
|
|
prefs_pref_foreach(wlan_prefs, set_wep_key, (gpointer)user_data);
|
|
|
|
/* Signal that we've changed things, and run the 802.11 dissector's
|
|
* callback */
|
|
wlan_prefs->prefs_changed = TRUE;
|
|
|
|
/* Apply changes for the specified preference */
|
|
prefs_apply(wlan_prefs);
|
|
|
|
/* FREE MEMORY */
|
|
/* free the WEP key string */
|
|
for(i=0;i<g_list_length(user_data->list);i++)
|
|
{
|
|
g_free(g_list_nth(user_data->list,i)->data);
|
|
}
|
|
|
|
/* free the (empty) list */
|
|
g_list_free(user_data->list);
|
|
|
|
/* free the user_data structure */
|
|
g_free(user_data);
|
|
|
|
airpcap_if_info_free(fake_info_if);
|
|
|
|
return keys_in_list;
|
|
}
|
|
|
|
/*
|
|
* Function used to save to the preference file the Decryption Keys.
|
|
*/
|
|
int
|
|
save_wlan_wireshark_wep_keys(GList* key_ls)
|
|
{
|
|
GList* key_list = NULL;
|
|
guint keys_in_list,i;
|
|
keys_cb_data_t* user_data;
|
|
decryption_key_t* tmp_dk;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Allocate a structure used to keep infos between the callbacks */
|
|
user_data = (keys_cb_data_t*)g_malloc(sizeof(keys_cb_data_t));
|
|
|
|
keys_in_list = g_list_length(key_ls);
|
|
|
|
key_list = key_ls;
|
|
|
|
/* Fill the structure */
|
|
user_data->list = key_list;
|
|
user_data->current_index = 0;
|
|
user_data->number_of_keys= keys_in_list;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Run the callback on each 802.11 preference */
|
|
prefs_pref_foreach(wlan_prefs, set_wep_key, (gpointer)user_data);
|
|
|
|
/* Signal that we've changed things, and run the 802.11 dissector's
|
|
* callback */
|
|
wlan_prefs->prefs_changed = TRUE;
|
|
|
|
/* Apply changes for the specified preference */
|
|
prefs_apply(wlan_prefs);
|
|
|
|
/* FREE MEMORY */
|
|
/* free the WEP key string */
|
|
for(i=0;i<g_list_length(user_data->list);i++)
|
|
{
|
|
tmp_dk = (decryption_key_t*)g_list_nth(user_data->list,i)->data;
|
|
g_string_free(tmp_dk->key,TRUE);
|
|
if (tmp_dk->ssid != NULL) g_byte_array_free(tmp_dk->ssid,TRUE);
|
|
}
|
|
|
|
/* free the (empty) list */
|
|
g_list_free(user_data->list);
|
|
|
|
/* free the user_data structure */
|
|
g_free(user_data);
|
|
|
|
return keys_in_list;
|
|
}
|
|
|
|
/*
|
|
* Get an error message string for a CANT_GET_INTERFACE_LIST error from
|
|
* "get_airpcap_interface_list()".
|
|
*/
|
|
static gchar *
|
|
cant_get_airpcap_if_list_error_message(const char *err_str)
|
|
{
|
|
return g_strdup_printf("Can't get list of Wireless interfaces: %s", err_str);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to store the current settings for the selected adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_store_cur_config_as_adapter_default(PAirpcapHandle ah)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapStoreCurConfigAsAdapterDefault(ah);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to open an airpcap adapter
|
|
*/
|
|
PAirpcapHandle
|
|
airpcap_if_open(gchar * name, gchar * err)
|
|
{
|
|
if (!AirpcapLoaded) return NULL;
|
|
if (name == NULL) return NULL;
|
|
return g_PAirpcapOpen(name,err);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to close an airpcap adapter
|
|
*/
|
|
void
|
|
airpcap_if_close(PAirpcapHandle handle)
|
|
{
|
|
if (!AirpcapLoaded) return;
|
|
g_PAirpcapClose(handle);
|
|
}
|
|
|
|
/*
|
|
* Retrieve the state of the Airpcap DLL
|
|
*/
|
|
int
|
|
airpcap_get_dll_state(void)
|
|
{
|
|
return AirpcapVersion;
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to turn on the led of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_turn_led_on(PAirpcapHandle AdapterHandle, guint LedNumber)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapTurnLedOn(AdapterHandle,LedNumber);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to turn off the led of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_turn_led_off(PAirpcapHandle AdapterHandle, guint LedNumber)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapTurnLedOff(AdapterHandle,LedNumber);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the channel of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_device_channel(PAirpcapHandle ah, guint * ch)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetDeviceChannel(ah,ch);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the supported channels of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_device_supported_channels(PAirpcapHandle ah, AirpcapChannelInfo **cInfo, guint * nInfo)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
if (airpcap_get_dll_state() == AIRPCAP_DLL_OLD) {
|
|
*nInfo = num_legacy_channels;
|
|
*cInfo = (AirpcapChannelInfo*)&LegacyChannels;
|
|
|
|
return TRUE;
|
|
} else if (airpcap_get_dll_state() == AIRPCAP_DLL_OK) {
|
|
return g_PAirpcapGetDeviceSupportedChannels(ah, cInfo, nInfo);
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the supported channels of an airpcap adapter
|
|
*/
|
|
Dot11Channel*
|
|
airpcap_if_get_device_supported_channels_array(PAirpcapHandle ah, guint * pNumSupportedChannels)
|
|
{
|
|
AirpcapChannelInfo *chanInfo;
|
|
guint i=0, j=0, numInfo = 0;
|
|
|
|
if (!AirpcapLoaded)
|
|
return NULL;
|
|
if (airpcap_if_get_device_supported_channels(ah, &chanInfo, &numInfo) == FALSE)
|
|
return NULL;
|
|
numSupportedChannels = 0;
|
|
|
|
/*
|
|
* allocate a bigger array
|
|
*/
|
|
if (numInfo == 0)
|
|
return NULL;
|
|
|
|
pSupportedChannels = g_malloc(numInfo * (sizeof *pSupportedChannels));
|
|
|
|
for (i = 0; i < numInfo; i++)
|
|
{
|
|
guint supportedChannel = G_MAXUINT;
|
|
|
|
/*
|
|
* search if we have it already
|
|
*/
|
|
for (j = 0; j < numSupportedChannels; j++)
|
|
{
|
|
if (pSupportedChannels[j].Frequency == chanInfo[i].Frequency)
|
|
{
|
|
supportedChannel = j;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (supportedChannel == G_MAXUINT)
|
|
{
|
|
/*
|
|
* not found, create a new item
|
|
*/
|
|
pSupportedChannels[numSupportedChannels].Frequency = chanInfo[i].Frequency;
|
|
|
|
switch(chanInfo[i].ExtChannel)
|
|
{
|
|
case -1:
|
|
pSupportedChannels[numSupportedChannels].Flags = FLAG_CAN_BE_LOW;
|
|
break;
|
|
case +1:
|
|
pSupportedChannels[numSupportedChannels].Flags = FLAG_CAN_BE_HIGH;
|
|
break;
|
|
case 0:
|
|
default:
|
|
pSupportedChannels[numSupportedChannels].Flags = 0;
|
|
}
|
|
|
|
/*
|
|
* Gather channel information
|
|
*/
|
|
|
|
pSupportedChannels[numSupportedChannels].Flags |=
|
|
FREQ_IS_BG(pSupportedChannels[numSupportedChannels].Frequency) ?
|
|
FLAG_IS_BG_CHANNEL : FLAG_IS_A_CHANNEL;
|
|
pSupportedChannels[numSupportedChannels].Channel =
|
|
ieee80211_mhz_to_chan(pSupportedChannels[numSupportedChannels].Frequency);
|
|
numSupportedChannels++;
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* just update the ext channel flags
|
|
*/
|
|
switch(chanInfo[i].ExtChannel)
|
|
{
|
|
case -1:
|
|
pSupportedChannels[supportedChannel].Flags |= FLAG_CAN_BE_LOW;
|
|
break;
|
|
case +1:
|
|
pSupportedChannels[supportedChannel].Flags |= FLAG_CAN_BE_HIGH;
|
|
break;
|
|
case 0:
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (numSupportedChannels < 1)
|
|
return NULL;
|
|
/*
|
|
* Now sort the list by frequency
|
|
*/
|
|
for (i = 0 ; i < numSupportedChannels - 1; i++)
|
|
{
|
|
for (j = i + 1; j < numSupportedChannels; j++)
|
|
{
|
|
if (pSupportedChannels[i].Frequency > pSupportedChannels[j].Frequency)
|
|
{
|
|
Dot11Channel temp = pSupportedChannels[i];
|
|
pSupportedChannels[i] = pSupportedChannels[j];
|
|
pSupportedChannels[j] = temp;
|
|
}
|
|
}
|
|
}
|
|
|
|
*pNumSupportedChannels = numSupportedChannels;
|
|
return pSupportedChannels;
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the channel of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_device_channel(PAirpcapHandle ah, guint ch)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetDeviceChannel(ah,ch);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the frequency of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_device_channel_ex(PAirpcapHandle ah, AirpcapChannelInfo ChannelInfo)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
if (airpcap_get_dll_state() == AIRPCAP_DLL_OLD){
|
|
gint channel = 0;
|
|
channel = ieee80211_mhz_to_chan(ChannelInfo.Frequency);
|
|
|
|
if (channel < 0){
|
|
return FALSE;
|
|
} else {
|
|
return airpcap_if_set_device_channel(ah, channel);
|
|
}
|
|
} else if (airpcap_get_dll_state() == AIRPCAP_DLL_OK){
|
|
return g_PAirpcapSetDeviceChannelEx (ah, ChannelInfo);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the frequency of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_device_channel_ex(PAirpcapHandle ah, PAirpcapChannelInfo pChannelInfo)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
|
|
pChannelInfo->Frequency = 0;
|
|
pChannelInfo->ExtChannel = 0;
|
|
pChannelInfo->Reserved[0] = 0;
|
|
pChannelInfo->Reserved[1] = 0;
|
|
pChannelInfo->Reserved[2] = 0;
|
|
|
|
if (airpcap_get_dll_state() == AIRPCAP_DLL_OLD){
|
|
guint channel = 0;
|
|
guint chan_freq = 0;
|
|
|
|
if (!airpcap_if_get_device_channel(ah, &channel)) return FALSE;
|
|
|
|
chan_freq = ieee80211_chan_to_mhz(channel, TRUE);
|
|
if (chan_freq == 0) return FALSE;
|
|
pChannelInfo->Frequency = chan_freq;
|
|
|
|
return TRUE;
|
|
} else if (airpcap_get_dll_state() == AIRPCAP_DLL_OK){
|
|
return g_PAirpcapGetDeviceChannelEx (ah, pChannelInfo);
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the link type of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_link_type(PAirpcapHandle ah, PAirpcapLinkType lt)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetLinkType(ah,lt);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the link type of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_link_type(PAirpcapHandle ah, AirpcapLinkType lt)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetLinkType(ah,lt);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the fcs presence of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_fcs_presence(PAirpcapHandle ah, gboolean * fcs)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetFcsPresence(ah,fcs);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the fcs presence of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_fcs_presence(PAirpcapHandle ah, gboolean fcs)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetFcsPresence(ah,fcs);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the decryption enabling of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_decryption_state(PAirpcapHandle ah, PAirpcapDecryptionState PEnable)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetDecryptionState(ah,PEnable);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the decryption enabling of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_decryption_state(PAirpcapHandle ah, AirpcapDecryptionState Enable)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetDecryptionState(ah,Enable);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the decryption enabling of an airpcap driver
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_driver_decryption_state(PAirpcapHandle ah, PAirpcapDecryptionState PEnable)
|
|
{
|
|
if (!AirpcapLoaded || (g_PAirpcapGetDriverDecryptionState==NULL)) return FALSE;
|
|
return g_PAirpcapGetDriverDecryptionState(ah,PEnable);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the decryption enabling of an airpcap driver
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_driver_decryption_state(PAirpcapHandle ah, AirpcapDecryptionState Enable)
|
|
{
|
|
if (!AirpcapLoaded || (g_PAirpcapSetDriverDecryptionState==NULL)) return FALSE;
|
|
return g_PAirpcapSetDriverDecryptionState(ah,Enable);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to get the fcs validation of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_fcs_validation(PAirpcapHandle ah, PAirpcapValidationType val)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetFcsValidation(ah,val);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to set the fcs validation of an airpcap adapter
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_fcs_validation(PAirpcapHandle ah, AirpcapValidationType val)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetFcsValidation(ah,val);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to save the settings for the selected_if
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_device_keys(PAirpcapHandle AdapterHandle, PAirpcapKeysCollection KeysCollection)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapSetDeviceKeys(AdapterHandle,KeysCollection);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to save the settings for the selected_if
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_device_keys(PAirpcapHandle AdapterHandle, PAirpcapKeysCollection KeysCollection, guint * PKeysCollectionSize)
|
|
{
|
|
if (!AirpcapLoaded) return FALSE;
|
|
return g_PAirpcapGetDeviceKeys(AdapterHandle,KeysCollection,PKeysCollectionSize);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to save the driver's set of keys
|
|
*/
|
|
gboolean
|
|
airpcap_if_set_driver_keys(PAirpcapHandle AdapterHandle, PAirpcapKeysCollection KeysCollection)
|
|
{
|
|
if (!AirpcapLoaded || (g_PAirpcapSetDriverKeys==NULL)) return FALSE;
|
|
return g_PAirpcapSetDriverKeys(AdapterHandle,KeysCollection);
|
|
}
|
|
|
|
/*
|
|
* Airpcap wrapper, used to load the driver's set of keys
|
|
*/
|
|
gboolean
|
|
airpcap_if_get_driver_keys(PAirpcapHandle AdapterHandle, PAirpcapKeysCollection KeysCollection, guint * PKeysCollectionSize)
|
|
{
|
|
if (!AirpcapLoaded || (g_PAirpcapGetDriverKeys==NULL)) return FALSE;
|
|
return g_PAirpcapGetDriverKeys(AdapterHandle,KeysCollection,PKeysCollectionSize);
|
|
}
|
|
|
|
/*
|
|
* This function will create a new airpcap_if_info_t using a name and a description
|
|
*/
|
|
airpcap_if_info_t *
|
|
airpcap_if_info_new(char *name, char *description)
|
|
{
|
|
PAirpcapHandle ad;
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
|
|
airpcap_if_info_t *if_info = NULL;
|
|
|
|
/* Probably I have to switch on the leds!!! */
|
|
ad = airpcap_if_open(name, ebuf);
|
|
if (ad)
|
|
{
|
|
if_info = g_malloc0(sizeof (airpcap_if_info_t));
|
|
if_info->name = g_strdup(name);
|
|
if (description == NULL){
|
|
if_info->description = NULL;
|
|
}else{
|
|
if_info->description = g_strdup(description);
|
|
}
|
|
|
|
if_info->ip_addr = NULL;
|
|
if_info->loopback = FALSE;
|
|
airpcap_if_get_fcs_validation(ad,&(if_info->CrcValidationOn));
|
|
airpcap_if_get_fcs_presence(ad,&(if_info->IsFcsPresent));
|
|
airpcap_if_get_link_type(ad,&(if_info->linkType));
|
|
airpcap_if_get_device_channel_ex(ad,&(if_info->channelInfo));
|
|
if_info->pSupportedChannels = airpcap_if_get_device_supported_channels_array(ad, &(if_info->numSupportedChannels));
|
|
airpcap_if_turn_led_on(ad, 0);
|
|
airpcap_if_get_decryption_state(ad, &(if_info->DecryptionOn));
|
|
if_info->led = TRUE;
|
|
if_info->blinking = FALSE;
|
|
if_info->saved = TRUE; /* NO NEED TO BE SAVED */
|
|
|
|
/* get the keys, if everything is ok, close the adapter */
|
|
if (airpcap_if_load_keys(ad,if_info))
|
|
{
|
|
airpcap_if_close(ad);
|
|
}
|
|
}
|
|
return if_info;
|
|
}
|
|
|
|
/*
|
|
* This function will create a new fake drivers' interface, to load global keys...
|
|
*/
|
|
airpcap_if_info_t*
|
|
airpcap_driver_fake_if_info_new(void)
|
|
{
|
|
PAirpcapHandle ad;
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
|
|
airpcap_if_info_t *if_info = NULL;
|
|
airpcap_if_info_t *fake_if_info = NULL;
|
|
|
|
/* Maybe for some reason no airpcap adapter is found */
|
|
if (airpcap_if_list == NULL)
|
|
return NULL;
|
|
|
|
/*
|
|
* Retrieve the first AirPcap adapter available. If no interface is found,
|
|
* it is not possible to retrieve the driver's settings, so return NULL.
|
|
*/
|
|
if_info = g_list_nth_data(airpcap_if_list,0);
|
|
if (if_info == NULL)
|
|
return NULL;
|
|
|
|
/* Open the 'fake' adapter */
|
|
ad = airpcap_if_open(if_info->name, ebuf);
|
|
if (ad)
|
|
{
|
|
fake_if_info = g_malloc(sizeof (airpcap_if_info_t));
|
|
fake_if_info->name = g_strdup(if_info->name);
|
|
fake_if_info->description = g_strdup(if_info->description);
|
|
fake_if_info->loopback = FALSE;
|
|
fake_if_info->ip_addr = NULL;
|
|
airpcap_if_get_driver_decryption_state(ad, &(fake_if_info->DecryptionOn));
|
|
airpcap_if_get_fcs_validation(ad,&(fake_if_info->CrcValidationOn));
|
|
airpcap_if_get_fcs_presence(ad,&(fake_if_info->IsFcsPresent));
|
|
airpcap_if_get_link_type(ad,&(fake_if_info->linkType));
|
|
airpcap_if_get_device_channel_ex(ad,&(fake_if_info->channelInfo));
|
|
airpcap_if_turn_led_on(ad, 0);
|
|
fake_if_info->led = TRUE;
|
|
fake_if_info->blinking = FALSE;
|
|
fake_if_info->saved = TRUE; /* NO NEED TO BE SAVED */
|
|
|
|
/* get the keys, if everything is ok, close the adapter */
|
|
if (airpcap_if_load_driver_keys(ad,fake_if_info))
|
|
{
|
|
airpcap_if_close(ad);
|
|
}
|
|
}
|
|
|
|
return fake_if_info;
|
|
}
|
|
|
|
/*
|
|
* USED FOR DEBUG ONLY... PRINTS AN AirPcap ADAPTER STRUCTURE in a fancy way.
|
|
*/
|
|
void
|
|
airpcap_if_info_print(airpcap_if_info_t* if_info)
|
|
{
|
|
guint i;
|
|
if (if_info == NULL)
|
|
{
|
|
g_print("\nWARNING : AirPcap Interface pointer is NULL!\n");
|
|
return;
|
|
}
|
|
|
|
g_print("\n----------------- AirPcap Interface \n");
|
|
g_print(" NAME: %s\n",if_info->name);
|
|
g_print(" DESCRIPTION: %s\n",if_info->description);
|
|
g_print(" BLINKING: %s\n",if_info->blinking ? "TRUE" : "FALSE");
|
|
g_print(" channelInfo.Frequency: %u\n",if_info->channelInfo.Frequency);
|
|
g_print(" channelInfo.ExtChannel: %d\n",if_info->channelInfo.ExtChannel);
|
|
g_print(" CRCVALIDATION: %s\n",if_info->CrcValidationOn ? "ON" : "OFF");
|
|
g_print(" DECRYPTION: %s\n",if_info->DecryptionOn ? "ON" : "OFF");
|
|
g_print(" IP ADDR: %s\n",if_info->ip_addr!=NULL ? "NOT NULL" : "NULL");
|
|
g_print(" FCSPRESENT: %s\n",if_info->IsFcsPresent ? "TRUE" : "FALSE");
|
|
g_print(" KEYSCOLLECTION: %s\n",if_info->keysCollection!=NULL ? "NOT NULL" : "NULL");
|
|
g_print(" KEYSCOLLECTIONSIZE: %u\n",if_info->keysCollectionSize);
|
|
g_print(" LED: %s\n",if_info->led ? "ON" : "OFF");
|
|
g_print(" LINKTYPE: %d\n",if_info->linkType);
|
|
g_print(" LOOPBACK: %s\n",if_info->loopback ? "YES" : "NO");
|
|
g_print(" (GTK) TAG: %d\n",if_info->tag);
|
|
g_print("SUPPORTED CHANNELS POINTER: %p\n",if_info->pSupportedChannels);
|
|
g_print(" NUM SUPPORTED CHANNELS: %u\n",if_info->numSupportedChannels);
|
|
|
|
for(i=0; i<(if_info->numSupportedChannels); i++){
|
|
g_print("\n SUPPORTED CHANNEL #%u\n",i+1);
|
|
g_print(" CHANNEL: %u\n",if_info->pSupportedChannels[i].Channel);
|
|
g_print(" FREQUENCY: %u\n",if_info->pSupportedChannels[i].Frequency);
|
|
g_print(" FLAGS: %u\n",if_info->pSupportedChannels[i].Flags);
|
|
}
|
|
g_print("\n\n");
|
|
}
|
|
|
|
/*
|
|
* Function used to load the WEP keys for a selected interface
|
|
*/
|
|
gboolean
|
|
airpcap_if_load_keys(PAirpcapHandle ad, airpcap_if_info_t *if_info)
|
|
{
|
|
if (!if_info) return FALSE;
|
|
|
|
if_info->keysCollectionSize = 0;
|
|
if_info->keysCollection = NULL;
|
|
|
|
if (!airpcap_if_get_device_keys(ad, NULL, &(if_info->keysCollectionSize)))
|
|
{
|
|
if (if_info->keysCollectionSize == 0)
|
|
{
|
|
if_info->keysCollection = NULL;
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
if_info->keysCollection = (PAirpcapKeysCollection)g_malloc(if_info->keysCollectionSize);
|
|
if (!if_info->keysCollection)
|
|
{
|
|
if_info->keysCollectionSize = 0;
|
|
if_info->keysCollection = NULL;
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
airpcap_if_get_device_keys(ad, if_info->keysCollection, &(if_info->keysCollectionSize));
|
|
return TRUE;
|
|
}
|
|
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Function used to load the WEP keys for a selected interface
|
|
*/
|
|
gboolean
|
|
airpcap_if_load_driver_keys(PAirpcapHandle ad, airpcap_if_info_t *if_info)
|
|
{
|
|
if_info->keysCollectionSize = 0;
|
|
if_info->keysCollection = NULL;
|
|
|
|
if (!airpcap_if_get_driver_keys(ad, NULL, &(if_info->keysCollectionSize)))
|
|
{
|
|
if (if_info->keysCollectionSize == 0)
|
|
{
|
|
if_info->keysCollection = NULL;
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
if_info->keysCollection = (PAirpcapKeysCollection)g_malloc(if_info->keysCollectionSize);
|
|
if (!if_info->keysCollection)
|
|
{
|
|
if_info->keysCollectionSize = 0;
|
|
if_info->keysCollection = NULL;
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
airpcap_if_get_driver_keys(ad, if_info->keysCollection, &(if_info->keysCollectionSize));
|
|
return TRUE;
|
|
}
|
|
|
|
airpcap_if_close(ad);
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Function used to save the WEP keys for a selected interface
|
|
*/
|
|
void
|
|
airpcap_if_save_keys(PAirpcapHandle ad, airpcap_if_info_t *if_info)
|
|
{
|
|
if (!if_info || !AirpcapLoaded) return;
|
|
|
|
if (if_info->keysCollection != NULL)
|
|
g_PAirpcapSetDeviceKeys(ad,if_info->keysCollection);
|
|
}
|
|
|
|
/*
|
|
* Function used to save the WEP keys for a selected interface
|
|
*/
|
|
void
|
|
airpcap_if_save_driver_keys(PAirpcapHandle ad, airpcap_if_info_t *if_info)
|
|
{
|
|
if (if_info->keysCollection != NULL)
|
|
airpcap_if_set_driver_keys(ad,if_info->keysCollection);
|
|
}
|
|
|
|
/*
|
|
* Callback used to free an instance of airpcap_if_info_t
|
|
*/
|
|
static void
|
|
free_airpcap_if_cb(gpointer data, gpointer user_data _U_)
|
|
{
|
|
airpcap_if_info_t *if_info = data;
|
|
|
|
if (NULL == if_info)
|
|
return;
|
|
|
|
if (if_info->name != NULL)
|
|
g_free(if_info->name);
|
|
|
|
if (if_info->description != NULL)
|
|
g_free(if_info->description);
|
|
|
|
/* XXX - FREE THE WEP KEY LIST HERE!!!*/
|
|
if (if_info->keysCollection != NULL)
|
|
{
|
|
g_free(if_info->keysCollection);
|
|
if_info->keysCollection = NULL;
|
|
}
|
|
|
|
if (if_info->ip_addr != NULL)
|
|
g_slist_free(if_info->ip_addr);
|
|
|
|
g_free(if_info);
|
|
}
|
|
|
|
/*
|
|
* Function used to free the airpcap interface list
|
|
*/
|
|
void
|
|
free_airpcap_interface_list(GList *if_list)
|
|
{
|
|
g_list_foreach(if_list, free_airpcap_if_cb, NULL);
|
|
g_list_free(if_list);
|
|
if_list = NULL;
|
|
}
|
|
|
|
/*
|
|
* This function will use the airpcap.dll to find all the airpcap devices.
|
|
* Will return null if no device is found.
|
|
*/
|
|
GList*
|
|
get_airpcap_interface_list(int *err, char **err_str)
|
|
{
|
|
GList *il = NULL;
|
|
airpcap_if_info_t *if_info;
|
|
int n_adapts;
|
|
AirpcapDeviceDescription *devsList, *adListEntry;
|
|
char errbuf[AIRPCAP_ERRBUF_SIZE];
|
|
|
|
*err = 0;
|
|
|
|
if (!AirpcapLoaded)
|
|
{
|
|
*err = AIRPCAP_NOT_LOADED;
|
|
return il;
|
|
}
|
|
|
|
if (!g_PAirpcapGetDeviceList(&devsList, errbuf))
|
|
{
|
|
/* No interfaces, return il = NULL; */
|
|
*err = CANT_GET_AIRPCAP_INTERFACE_LIST;
|
|
if (err_str != NULL)
|
|
*err_str = cant_get_airpcap_if_list_error_message(errbuf);
|
|
return il;
|
|
}
|
|
|
|
/*
|
|
* Count the adapters
|
|
*/
|
|
adListEntry = devsList;
|
|
n_adapts = 0;
|
|
while(adListEntry)
|
|
{
|
|
n_adapts++;
|
|
adListEntry = adListEntry->next;
|
|
}
|
|
|
|
if (n_adapts == 0)
|
|
{
|
|
/* No interfaces, return il= NULL */
|
|
g_PAirpcapFreeDeviceList(devsList);
|
|
*err = NO_AIRPCAP_INTERFACES_FOUND;
|
|
if (err_str != NULL)
|
|
*err_str = NULL;
|
|
return il;
|
|
}
|
|
|
|
/*
|
|
* Insert the adapters in our list
|
|
*/
|
|
adListEntry = devsList;
|
|
while(adListEntry)
|
|
{
|
|
if_info = airpcap_if_info_new(adListEntry->Name, adListEntry->Description);
|
|
if (if_info != NULL){
|
|
il = g_list_append(il, if_info);
|
|
}
|
|
|
|
adListEntry = adListEntry->next;
|
|
}
|
|
|
|
g_PAirpcapFreeDeviceList(devsList);
|
|
|
|
return il;
|
|
}
|
|
|
|
/*
|
|
* Used to retrieve the interface given the name
|
|
* (the name is used in AirpcapOpen)
|
|
*/
|
|
airpcap_if_info_t* get_airpcap_if_from_name(GList* if_list, const gchar* name)
|
|
{
|
|
GList* curr;
|
|
airpcap_if_info_t* if_info;
|
|
|
|
for (curr = g_list_first(if_list); curr; curr = g_list_next(curr)) {
|
|
if_info = (airpcap_if_info_t *)curr->data;
|
|
if (if_info && (g_ascii_strcasecmp(if_info->name, name) == 0)) {
|
|
return (if_info);
|
|
}
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Returns the ASCII string of a key given the key bytes
|
|
*/
|
|
gchar*
|
|
airpcap_get_key_string(AirpcapKey key)
|
|
{
|
|
unsigned int j = 0;
|
|
gchar *dst,*src;
|
|
|
|
dst = NULL;
|
|
src = NULL;
|
|
|
|
if (key.KeyType == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
if (key.KeyLen != 0)
|
|
{
|
|
/* Allocate the string used to store the ASCII representation of the WEP key */
|
|
dst = (gchar*)g_malloc(sizeof(gchar)*WEP_KEY_MAX_CHAR_SIZE + 1);
|
|
/* Make sure that the first char is '\0' in order to make g_strlcat() work */
|
|
dst[0]='\0';
|
|
|
|
for(j = 0; j < key.KeyLen; j++)
|
|
{
|
|
src = g_strdup_printf("%.2x", key.KeyData[j]);
|
|
/*
|
|
* XXX - use g_strconcat() or GStrings instead ???
|
|
*/
|
|
g_strlcat(dst, src, WEP_KEY_MAX_CHAR_SIZE+1);
|
|
}
|
|
g_free(src);
|
|
}
|
|
}
|
|
else if (key.KeyType == AIRPDCAP_KEY_TYPE_WPA_PWD)
|
|
{
|
|
/* XXX - Add code here */
|
|
}
|
|
else if (key.KeyType == AIRPDCAP_KEY_TYPE_WPA_PMK)
|
|
{
|
|
/* XXX - Add code here */
|
|
}
|
|
else
|
|
{
|
|
/* XXX - Add code here */
|
|
}
|
|
|
|
return dst;
|
|
}
|
|
|
|
/*
|
|
* Clear keys and decryption status for the specified interface
|
|
*/
|
|
void
|
|
airpcap_if_clear_decryption_settings(airpcap_if_info_t* info_if)
|
|
{
|
|
if (info_if != NULL)
|
|
{
|
|
if (info_if->keysCollection != NULL)
|
|
{
|
|
g_free(info_if->keysCollection);
|
|
info_if->keysCollection = NULL;
|
|
}
|
|
|
|
info_if->keysCollectionSize = 0;
|
|
|
|
info_if->DecryptionOn = FALSE;
|
|
info_if->saved = FALSE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Used to retrieve the two chars string from interface
|
|
*/
|
|
gchar*
|
|
airpcap_get_if_string_number(airpcap_if_info_t* if_info)
|
|
{
|
|
gchar* number;
|
|
guint n;
|
|
int a;
|
|
|
|
a = sscanf(if_info->name,AIRPCAP_DEVICE_NUMBER_EXTRACT_STRING,&n);
|
|
|
|
/* If sscanf() returned 1, it means that has read a number, so interface is not "Any"
|
|
* Otherwise, check if it is the "Any" adapter...
|
|
*/
|
|
if (a == 0)
|
|
{
|
|
if (g_ascii_strcasecmp(if_info->name,AIRPCAP_DEVICE_ANY_EXTRACT_STRING)!=0)
|
|
number = g_strdup_printf("??");
|
|
else
|
|
number = g_strdup_printf(AIRPCAP_CHANNEL_ANY_NAME);
|
|
}
|
|
else
|
|
{
|
|
number = g_strdup_printf("%.2u",n);
|
|
}
|
|
|
|
return number;
|
|
}
|
|
|
|
/*
|
|
* Used to retrieve the two chars string from interface
|
|
*/
|
|
gchar*
|
|
airpcap_get_if_string_number_from_description(gchar* description)
|
|
{
|
|
gchar* number;
|
|
gchar* pointer;
|
|
|
|
number = (gchar*)g_malloc(sizeof(gchar)*3);
|
|
|
|
pointer = g_strrstr(description,"#\0");
|
|
|
|
number[0] = *(pointer+1);
|
|
number[1] = *(pointer+2);
|
|
number[2] = '\0';
|
|
|
|
return number;
|
|
}
|
|
|
|
/*
|
|
* Returns the default airpcap interface of a list, NULL if list is empty
|
|
*/
|
|
airpcap_if_info_t*
|
|
airpcap_get_default_if(GList* airpcap_if_list_p)
|
|
{
|
|
airpcap_if_info_t* if_info = NULL;
|
|
|
|
if ((prefs.capture_device != NULL) && (*prefs.capture_device != '\0'))
|
|
{
|
|
if_info = get_airpcap_if_from_name(airpcap_if_list_p,
|
|
get_if_name(prefs.capture_device));
|
|
}
|
|
return if_info;
|
|
}
|
|
|
|
/*
|
|
* Load the configuration for the specified interface
|
|
*/
|
|
void
|
|
airpcap_load_selected_if_configuration(airpcap_if_info_t* if_info)
|
|
{
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
PAirpcapHandle ad;
|
|
|
|
if (if_info != NULL)
|
|
{
|
|
ad = airpcap_if_open(if_info->name, ebuf);
|
|
|
|
if (ad)
|
|
{
|
|
/* Stop blinking (if it was blinking!)*/
|
|
if (if_info->blinking)
|
|
{
|
|
/* Turn on the light (if it was off) */
|
|
if (!(if_info->led)) airpcap_if_turn_led_on(ad, 0);
|
|
}
|
|
|
|
/* Apply settings... */
|
|
airpcap_if_get_device_channel_ex(ad,&(if_info->channelInfo));
|
|
airpcap_if_get_fcs_validation(ad,&(if_info->CrcValidationOn));
|
|
airpcap_if_get_fcs_presence(ad,&(if_info->IsFcsPresent));
|
|
airpcap_if_get_link_type(ad,&(if_info->linkType));
|
|
airpcap_if_get_decryption_state(ad, &(if_info->DecryptionOn));
|
|
/* get the keys, if everything is ok, close the adapter */
|
|
if (airpcap_if_load_keys(ad,if_info))
|
|
airpcap_if_close(ad);
|
|
|
|
if_info->saved = TRUE;
|
|
}
|
|
else
|
|
{
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, " Error in opening adapter for %s",if_info->description);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Save the configuration for the specified interface
|
|
*/
|
|
void
|
|
airpcap_save_selected_if_configuration(airpcap_if_info_t* if_info)
|
|
{
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
PAirpcapHandle ad;
|
|
|
|
if (if_info != NULL)
|
|
{
|
|
ad = airpcap_if_open(if_info->name, ebuf);
|
|
|
|
if (ad)
|
|
{
|
|
/* Stop blinking (if it was blinking!)*/
|
|
if (if_info->blinking)
|
|
{
|
|
/* Turn on the light (if it was off) */
|
|
if (!(if_info->led)) airpcap_if_turn_led_on(ad, 0);
|
|
}
|
|
|
|
/* Apply settings... */
|
|
airpcap_if_set_device_channel_ex(ad,if_info->channelInfo);
|
|
airpcap_if_set_fcs_validation(ad,if_info->CrcValidationOn);
|
|
airpcap_if_set_fcs_presence(ad,if_info->IsFcsPresent);
|
|
airpcap_if_set_link_type(ad,if_info->linkType);
|
|
airpcap_if_set_decryption_state(ad, if_info->DecryptionOn);
|
|
airpcap_if_save_keys(ad,if_info);
|
|
|
|
/* ... and save them */
|
|
if (!airpcap_if_store_cur_config_as_adapter_default(ad))
|
|
{
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Cannot save Wireless configuration!!!\nRemember that in order to store the configuration in the registry you have to:\n\n- Close all the airpcap-based applications.\n- Be sure to have administrative privileges.");
|
|
if_info->saved = FALSE;
|
|
airpcap_if_close(ad);
|
|
return;
|
|
}
|
|
|
|
if_info->saved = TRUE;
|
|
airpcap_if_close(ad);
|
|
}
|
|
else
|
|
{
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, " Error in opening adapter for %s",if_info->description);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Save the configuration for the specified interface
|
|
*/
|
|
void
|
|
airpcap_save_driver_if_configuration(airpcap_if_info_t* fake_if_info)
|
|
{
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
PAirpcapHandle ad;
|
|
|
|
if (fake_if_info != NULL)
|
|
{
|
|
ad = airpcap_if_open(fake_if_info->name, ebuf);
|
|
|
|
if (ad)
|
|
{
|
|
/* Apply decryption settings... */
|
|
airpcap_if_set_driver_decryption_state(ad, fake_if_info->DecryptionOn);
|
|
airpcap_if_save_driver_keys(ad,fake_if_info);
|
|
airpcap_if_close(ad);
|
|
}
|
|
else
|
|
{
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, " Error in opening adapter for %s",fake_if_info->description);
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* DECRYPTION KEYS FUNCTIONS
|
|
*/
|
|
/*
|
|
* This function is used for DEBUG POURPOSES ONLY!!!
|
|
*/
|
|
void
|
|
print_key_list(GList* key_list)
|
|
{
|
|
gint n,i;
|
|
decryption_key_t* tmp;
|
|
|
|
if (key_list == NULL)
|
|
{
|
|
g_print("\n\n******* KEY LIST NULL *******\n\n");
|
|
return;
|
|
}
|
|
|
|
n = g_list_length(key_list);
|
|
|
|
g_print("\n\n********* KEY LIST **********\n\n");
|
|
|
|
g_print("NUMBER OF KEYS IN LIST : %d\n\n",n);
|
|
|
|
for(i =0; i < n; i++)
|
|
{
|
|
g_print("[%d] :\n",i+1);
|
|
tmp = (decryption_key_t*)(g_list_nth_data(key_list,i));
|
|
g_print("KEY : %s\n",tmp->key->str);
|
|
|
|
g_print("BITS: %d\n",tmp->bits);
|
|
|
|
if (tmp->type == AIRPDCAP_KEY_TYPE_WEP)
|
|
g_print("TYPE: %s\n",AIRPCAP_WEP_KEY_STRING);
|
|
else if (tmp->type == AIRPDCAP_KEY_TYPE_WPA_PWD)
|
|
g_print("TYPE: %s\n",AIRPCAP_WPA_PWD_KEY_STRING);
|
|
else if (tmp->type == AIRPDCAP_KEY_TYPE_WPA_PMK)
|
|
g_print("TYPE: %s\n",AIRPCAP_WPA_BIN_KEY_STRING);
|
|
else
|
|
g_print("TYPE: %s\n","???");
|
|
|
|
g_print("SSID: %s\n",(tmp->ssid != NULL) ?
|
|
format_text((guchar *)tmp->ssid->data, tmp->ssid->len) : "---");
|
|
g_print("\n");
|
|
}
|
|
|
|
g_print("\n*****************************\n\n");
|
|
}
|
|
|
|
/*
|
|
* Retrieves a GList of decryption_key_t structures containing infos about the
|
|
* keys for the given adapter... returns NULL if no keys are found.
|
|
*/
|
|
GList *
|
|
get_airpcap_device_keys(airpcap_if_info_t* info_if)
|
|
{
|
|
/* tmp vars */
|
|
char* tmp_key = NULL;
|
|
guint i,keys_in_list = 0;
|
|
|
|
/* real vars*/
|
|
decryption_key_t *new_key = NULL;
|
|
GList *key_list = NULL;
|
|
|
|
/* Number of keys in key list */
|
|
if (info_if->keysCollectionSize != 0)
|
|
keys_in_list = AirpcapKeysCollectionSizeToKeyCount(info_if->keysCollectionSize);
|
|
else
|
|
keys_in_list = 0;
|
|
|
|
for(i=0; i<keys_in_list; i++)
|
|
{
|
|
/* Different things to do depending on the key type */
|
|
if (info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
/* allocate memory for the new key item */
|
|
new_key = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
|
|
/* fill the fields */
|
|
/* KEY */
|
|
tmp_key = airpcap_get_key_string(info_if->keysCollection->Keys[i]);
|
|
new_key->key = g_string_new(tmp_key);
|
|
g_free(tmp_key);
|
|
|
|
/* BITS */
|
|
new_key->bits = (guint) new_key->key->len *4; /* every char is 4 bits in WEP keys (it is an hexadecimal number) */
|
|
|
|
/* SSID not used in WEP keys */
|
|
new_key->ssid = NULL;
|
|
|
|
/* TYPE (WEP in this case) */
|
|
new_key->type = info_if->keysCollection->Keys[i].KeyType;
|
|
|
|
/* Append the new element in the list */
|
|
key_list = g_list_append(key_list,(gpointer)new_key);
|
|
}
|
|
else if (info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WPA_PWD)
|
|
{
|
|
/* XXX - Not supported yet */
|
|
}
|
|
else if (info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WPA_PMK)
|
|
{
|
|
/* XXX - Not supported yet */
|
|
}
|
|
}
|
|
|
|
return key_list;
|
|
}
|
|
|
|
/*
|
|
* Retrieves a GList of decryption_key_t structures containing infos about the
|
|
* keys for the global AirPcap driver... returns NULL if no keys are found.
|
|
*/
|
|
GList *
|
|
get_airpcap_driver_keys(void)
|
|
{
|
|
/* tmp vars */
|
|
char *tmp_key = NULL;
|
|
guint i,keys_in_list = 0;
|
|
|
|
/* real vars*/
|
|
decryption_key_t *new_key = NULL;
|
|
GList *key_list = NULL;
|
|
|
|
/*
|
|
* To read the drivers general settings we need to create and use one airpcap adapter...
|
|
* The only way to do that is to instantiate a fake adapter, and then close it and delete it.
|
|
*/
|
|
airpcap_if_info_t* fake_info_if = NULL;
|
|
|
|
/* Create the fake_info_if from the first adapter of the list */
|
|
fake_info_if = airpcap_driver_fake_if_info_new();
|
|
|
|
if (fake_info_if == NULL)
|
|
return NULL;
|
|
|
|
/* Number of keys in key list */
|
|
if (fake_info_if->keysCollectionSize != 0)
|
|
keys_in_list = AirpcapKeysCollectionSizeToKeyCount(fake_info_if->keysCollectionSize);
|
|
else
|
|
keys_in_list = 0;
|
|
|
|
for(i=0; i<keys_in_list; i++)
|
|
{
|
|
/* Different things to do depending on the key type */
|
|
if (fake_info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
/* allocate memory for the new key item */
|
|
new_key = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
|
|
/* fill the fields */
|
|
/* KEY */
|
|
tmp_key = airpcap_get_key_string(fake_info_if->keysCollection->Keys[i]);
|
|
new_key->key = g_string_new(tmp_key);
|
|
if (tmp_key != NULL) g_free(tmp_key);
|
|
|
|
/* BITS */
|
|
new_key->bits = (guint) new_key->key->len *4; /* every char is 4 bits in WEP keys (it is an hexadecimal number) */
|
|
|
|
/* SSID not used in WEP keys */
|
|
new_key->ssid = NULL;
|
|
|
|
/* TYPE (WEP in this case) */
|
|
new_key->type = fake_info_if->keysCollection->Keys[i].KeyType;
|
|
|
|
/* Append the new element in the list */
|
|
key_list = g_list_append(key_list,(gpointer)new_key);
|
|
}
|
|
else if (fake_info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WPA_PWD)
|
|
{
|
|
/* XXX - Not supported yet */
|
|
}
|
|
else if (fake_info_if->keysCollection->Keys[i].KeyType == AIRPDCAP_KEY_TYPE_WPA_PMK)
|
|
{
|
|
/* XXX - Not supported yet */
|
|
}
|
|
}
|
|
|
|
airpcap_if_info_free(fake_info_if);
|
|
|
|
return key_list;
|
|
}
|
|
|
|
/*
|
|
* Returns the list of the decryption keys specified for wireshark, NULL if
|
|
* no key is found
|
|
*/
|
|
GList *
|
|
get_wireshark_keys(void)
|
|
{
|
|
keys_cb_data_t *wep_user_data = NULL;
|
|
|
|
GList *final_list = NULL;
|
|
GList *wep_final_list = NULL;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Allocate a structure used to keep infos between the callbacks */
|
|
wep_user_data = (keys_cb_data_t*)g_malloc(sizeof(keys_cb_data_t));
|
|
|
|
/* Fill the structure */
|
|
wep_user_data->list = NULL;
|
|
wep_user_data->current_index = 0;
|
|
wep_user_data->number_of_keys= 0; /* Still unknown */
|
|
|
|
/* Run the callback on each 802.11 preference */
|
|
/* XXX - Right now, only WEP keys will be loaded */
|
|
prefs_pref_foreach(wlan_prefs, get_wep_key, (gpointer)wep_user_data);
|
|
|
|
/* Copy the list field in the user data structure pointer into the final_list */
|
|
wep_final_list = wep_user_data->list;
|
|
|
|
/* XXX - Merge the three lists!!!!! */
|
|
final_list = wep_final_list;
|
|
|
|
/* free the wep_user_data structure */
|
|
g_free(wep_user_data);
|
|
|
|
return final_list;
|
|
}
|
|
|
|
/*
|
|
* Merges two lists of keys and return a newly created GList. If a key is
|
|
* found multiple times, it will just appear once!
|
|
* list1 and list 2 pointer will have to be freed manually if needed!!!
|
|
* If the total number of keys exceeeds the maximum number allowed,
|
|
* exceeding keys will be discarded...
|
|
*/
|
|
GList *
|
|
merge_key_list(GList* list1, GList* list2)
|
|
{
|
|
guint n1=0,n2=0;
|
|
guint i;
|
|
decryption_key_t *dk1=NULL,
|
|
*dk2=NULL,
|
|
*new_dk=NULL;
|
|
|
|
GList* merged_list = NULL;
|
|
|
|
if ( (list1 == NULL) && (list2 == NULL) )
|
|
return NULL;
|
|
|
|
if (list1 == NULL)
|
|
{
|
|
n2 = g_list_length(list2);
|
|
|
|
for(i=0;i<n2;i++)
|
|
{
|
|
new_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
dk2 = (decryption_key_t *)g_list_nth_data(list2,i);
|
|
|
|
new_dk->bits = dk2->bits;
|
|
new_dk->type = dk2->type;
|
|
new_dk->key = g_string_new(dk2->key->str);
|
|
new_dk->ssid = byte_array_dup(dk2->ssid);
|
|
|
|
/* Check the total length of the merged list */
|
|
if (g_list_length(merged_list) < MAX_ENCRYPTION_KEYS)
|
|
merged_list = g_list_append(merged_list,(gpointer)new_dk);
|
|
}
|
|
}
|
|
else if (list2 == NULL)
|
|
{
|
|
n1 = g_list_length(list1);
|
|
|
|
for(i=0;i<n1;i++)
|
|
{
|
|
new_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
dk1 = (decryption_key_t*)g_list_nth_data(list1,i);
|
|
|
|
new_dk->bits = dk1->bits;
|
|
new_dk->type = dk1->type;
|
|
new_dk->key = g_string_new(dk1->key->str);
|
|
new_dk->ssid = byte_array_dup(dk1->ssid);
|
|
|
|
/* Check the total length of the merged list */
|
|
if (g_list_length(merged_list) < MAX_ENCRYPTION_KEYS)
|
|
merged_list = g_list_append(merged_list,(gpointer)new_dk);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
n1 = g_list_length(list1);
|
|
n2 = g_list_length(list2);
|
|
|
|
/* Copy the whole list1 into merged_list */
|
|
for(i=0;i<n1;i++)
|
|
{
|
|
new_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
dk1 = (decryption_key_t *)g_list_nth_data(list1,i);
|
|
|
|
new_dk->bits = dk1->bits;
|
|
new_dk->type = dk1->type;
|
|
new_dk->key = g_string_new(dk1->key->str);
|
|
new_dk->ssid = byte_array_dup(dk1->ssid);
|
|
|
|
/* Check the total length of the merged list */
|
|
if (g_list_length(merged_list) < MAX_ENCRYPTION_KEYS)
|
|
merged_list = g_list_append(merged_list,(gpointer)new_dk);
|
|
}
|
|
|
|
/* Look for keys that are present in list2 but aren't in list1 yet...
|
|
* Add them to merged_list
|
|
*/
|
|
for(i=0;i<n2;i++)
|
|
{
|
|
dk2 = (decryption_key_t *)g_list_nth_data(list2,i);
|
|
|
|
if (!key_is_in_list(dk2,merged_list))
|
|
{
|
|
new_dk = (decryption_key_t*)g_malloc(sizeof(decryption_key_t));
|
|
|
|
new_dk->bits = dk2->bits;
|
|
new_dk->type = dk2->type;
|
|
new_dk->key = g_string_new(dk2->key->str);
|
|
new_dk->ssid = byte_array_dup(dk2->ssid);
|
|
|
|
/* Check the total length of the merged list */
|
|
if (g_list_length(merged_list) < MAX_ENCRYPTION_KEYS)
|
|
merged_list = g_list_append(merged_list,(gpointer)new_dk);
|
|
}
|
|
}
|
|
}
|
|
|
|
return merged_list;
|
|
}
|
|
|
|
/*
|
|
* Use this function to free a key list.
|
|
*/
|
|
void
|
|
free_key_list(GList *list)
|
|
{
|
|
guint i,n;
|
|
decryption_key_t *curr_key;
|
|
|
|
if (list == NULL)
|
|
return;
|
|
|
|
n = g_list_length(list);
|
|
|
|
for(i = 0; i < n; i++)
|
|
{
|
|
curr_key = (decryption_key_t*)g_list_nth_data(list,i);
|
|
|
|
/* Free all the strings */
|
|
if (curr_key->key != NULL)
|
|
g_string_free(curr_key->key, TRUE);
|
|
|
|
if (curr_key->ssid != NULL)
|
|
g_byte_array_free(curr_key->ssid, TRUE);
|
|
|
|
/* free the decryption_key_t structure*/
|
|
g_free(curr_key);
|
|
curr_key = NULL;
|
|
}
|
|
|
|
/* Free the list */
|
|
g_list_free(list);
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
/*
|
|
* If the given key is contained in the list, returns TRUE.
|
|
* Returns FALSE otherwise.
|
|
*/
|
|
gboolean
|
|
key_is_in_list(decryption_key_t *dk,GList *list)
|
|
{
|
|
guint i,n;
|
|
decryption_key_t *curr_key = NULL;
|
|
gboolean found = FALSE;
|
|
|
|
if ( (list == NULL) || (dk == NULL) )
|
|
return FALSE;
|
|
|
|
n = g_list_length(list);
|
|
|
|
if (n < 1)
|
|
return FALSE;
|
|
|
|
for(i = 0; i < n; i++)
|
|
{
|
|
curr_key = (decryption_key_t*)g_list_nth_data(list,i);
|
|
if (keys_are_equals(dk,curr_key))
|
|
found = TRUE;
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
/*
|
|
* Returns TRUE if keys are equals, FALSE otherwise
|
|
*/
|
|
gboolean
|
|
keys_are_equals(decryption_key_t *k1,decryption_key_t *k2)
|
|
{
|
|
|
|
if ((k1==NULL) || (k2==NULL))
|
|
return FALSE;
|
|
|
|
/* XXX - Remove this check when we will have the WPA/WPA2 decryption in the Driver! */
|
|
/** if ( (k1->type == AIRPDCAP_KEY_TYPE_WPA_PWD) || (k2->type == AIRPDCAP_KEY_TYPE_WPA_PWD) || (k1->type == AIRPDCAP_KEY_TYPE_WPA_PMK) || (k2->type == AIRPDCAP_KEY_TYPE_WPA_PMK) ) **/
|
|
/** return TRUE; **/
|
|
|
|
if (g_string_equal(k1->key,k2->key) &&
|
|
(k1->bits == k2->bits) && /* If the previous is TRUE, this must be TRUE as well */
|
|
(k1->type == k2->type))
|
|
{
|
|
/* Check the ssid... if the key type is WEP, the two fields should be NULL */
|
|
if ((k1->ssid == NULL) && (k2->ssid == NULL))
|
|
return TRUE;
|
|
|
|
/* If they are not null, they must share the same ssid */
|
|
return byte_array_equal(k1->ssid,k2->ssid);
|
|
}
|
|
|
|
/* Some field is not equal ... */
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Tests if two collection of keys are equal or not, to be considered equals, they have to
|
|
* contain the same keys in the SAME ORDER! (If both lists are NULL, which means empty will
|
|
* return TRUE)
|
|
*/
|
|
gboolean
|
|
key_lists_are_equal(GList* list1, GList* list2)
|
|
{
|
|
guint n1 = 0,n2=0;
|
|
/* XXX - Remove */
|
|
guint wep_n1 = 0,wep_n2=0;
|
|
GList *wep_list1 = NULL;
|
|
GList *wep_list2 = NULL;
|
|
/* XXX - END*/
|
|
guint i/*,j*/;
|
|
decryption_key_t *dk1=NULL,*dk2=NULL;
|
|
|
|
n1 = g_list_length(list1);
|
|
n2 = g_list_length(list2);
|
|
|
|
/*
|
|
* XXX - START : Retrieve the aublists of WEP keys!!! This is needed only 'till Driver WPA decryption
|
|
* is implemented.
|
|
*/
|
|
for(i=0;i<n1;i++)
|
|
{
|
|
dk1=(decryption_key_t*)g_list_nth_data(list1,i);
|
|
if (dk1->type == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
wep_list1 = g_list_append(wep_list1,(gpointer)dk1);
|
|
wep_n1++;
|
|
}
|
|
}
|
|
for(i=0;i<n2;i++)
|
|
{
|
|
dk2=(decryption_key_t*)g_list_nth_data(list2,i);
|
|
if (dk2->type == AIRPDCAP_KEY_TYPE_WEP)
|
|
{
|
|
wep_list2 = g_list_append(wep_list2,(gpointer)dk2);
|
|
wep_n2++;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* XXX - END : Remove from START to END when the WPA/WPA2 decryption will be implemented in
|
|
* the Driver
|
|
*/
|
|
|
|
/*
|
|
* Commented, because in the new AirPcap version all the keys will be saved
|
|
* into the driver, and all the keys for every specific adapter will be
|
|
* removed. This means that this check will always fail... and the user will
|
|
* always be asked what to do... and it doesn't make much sense.
|
|
*/
|
|
/* if (n1 != n2) return FALSE; */
|
|
if (wep_n1 != wep_n2) return FALSE;
|
|
|
|
n2 = wep_n2;
|
|
|
|
/*for(i=0;i<n1;i++)
|
|
{
|
|
dk1=(decryption_key_t*)g_list_nth_data(list1,i);
|
|
dk2=(decryption_key_t*)g_list_nth_data(list2,i);
|
|
|
|
if (!g_string_equal(dk1->key,dk2->key)) return FALSE;
|
|
}*/
|
|
for(i=0;i<n2;i++)
|
|
{
|
|
dk2=(decryption_key_t*)g_list_nth_data(wep_list2,i);
|
|
if (!key_is_in_list(dk2,wep_list1)) return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static guint
|
|
test_if_on(pref_t *pref, gpointer ud)
|
|
{
|
|
gboolean *is_on;
|
|
gboolean number;
|
|
|
|
/* Retrieve user data info */
|
|
is_on = (gboolean*)ud;
|
|
|
|
|
|
if (g_ascii_strncasecmp(pref->name, "enable_decryption", 17) == 0 && pref->type == PREF_BOOL)
|
|
{
|
|
number = *pref->varp.boolp;
|
|
|
|
if (number) *is_on = TRUE;
|
|
else *is_on = FALSE;
|
|
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Returns TRUE if the Wireshark decryption is active, false otherwise
|
|
* XXX - Should we just add a routine to packet-ieee80211.c to grab this directly?
|
|
*/
|
|
gboolean
|
|
wireshark_decryption_on(void)
|
|
{
|
|
gboolean is_on;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Run the callback on each 802.11 preference */
|
|
prefs_pref_foreach(wlan_prefs, test_if_on, (gpointer)&is_on);
|
|
|
|
return is_on;
|
|
}
|
|
|
|
/*
|
|
* Returns TRUE if the AirPcap decryption for the current adapter is active, false otherwise
|
|
*/
|
|
gboolean
|
|
airpcap_decryption_on(void)
|
|
{
|
|
gboolean is_on = FALSE;
|
|
|
|
airpcap_if_info_t* fake_if_info = NULL;
|
|
|
|
fake_if_info = airpcap_driver_fake_if_info_new();
|
|
|
|
if (fake_if_info != NULL)
|
|
{
|
|
if (fake_if_info->DecryptionOn == AIRPCAP_DECRYPTION_ON)
|
|
is_on = TRUE;
|
|
else if (fake_if_info->DecryptionOn == AIRPCAP_DECRYPTION_OFF)
|
|
is_on = FALSE;
|
|
}
|
|
|
|
airpcap_if_info_free(fake_if_info);
|
|
|
|
return is_on;
|
|
}
|
|
|
|
/*
|
|
* Free an instance of airpcap_if_info_t
|
|
*/
|
|
void
|
|
airpcap_if_info_free(airpcap_if_info_t *if_info)
|
|
{
|
|
if (if_info != NULL)
|
|
{
|
|
if (if_info->name != NULL)
|
|
g_free(if_info->name);
|
|
|
|
if (if_info->description != NULL)
|
|
g_free(if_info->description);
|
|
|
|
if (if_info->keysCollection != NULL)
|
|
{
|
|
g_free(if_info->keysCollection);
|
|
if_info->keysCollection = NULL;
|
|
}
|
|
|
|
if (if_info->ip_addr != NULL)
|
|
{
|
|
g_slist_free(if_info->ip_addr);
|
|
if_info->ip_addr = NULL;
|
|
}
|
|
|
|
if (if_info != NULL)
|
|
{
|
|
g_free(if_info);
|
|
if_info = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
static guint
|
|
set_on_off(pref_t *pref, gpointer ud)
|
|
{
|
|
gboolean *is_on;
|
|
|
|
/* Retrieve user data info */
|
|
is_on = (gboolean*)ud;
|
|
|
|
if (g_ascii_strncasecmp(pref->name, "enable_decryption", 17) == 0 && pref->type == PREF_BOOL)
|
|
{
|
|
|
|
if (*is_on)
|
|
*pref->varp.boolp = TRUE;
|
|
else
|
|
*pref->varp.boolp = FALSE;
|
|
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Enables decryption for Wireshark if on_off is TRUE, disables it otherwise.
|
|
*/
|
|
void
|
|
set_wireshark_decryption(gboolean on_off)
|
|
{
|
|
gboolean is_on;
|
|
|
|
is_on = on_off;
|
|
|
|
/* Retrieve the wlan preferences */
|
|
wlan_prefs = prefs_find_module("wlan");
|
|
|
|
/* Run the callback on each 802.11 preference */
|
|
prefs_pref_foreach(wlan_prefs, set_on_off, (gpointer)&is_on);
|
|
|
|
/*
|
|
* Signal that we've changed things, and run the 802.11 dissector's
|
|
* callback
|
|
*/
|
|
wlan_prefs->prefs_changed = TRUE;
|
|
|
|
prefs_apply(wlan_prefs);
|
|
}
|
|
|
|
/*
|
|
* Enables decryption for all the adapters if on_off is TRUE, disables it otherwise.
|
|
*/
|
|
gboolean
|
|
set_airpcap_decryption(gboolean on_off)
|
|
{
|
|
/* We need to directly access the .dll functions here... */
|
|
gchar ebuf[AIRPCAP_ERRBUF_SIZE];
|
|
PAirpcapHandle ad,ad_driver;
|
|
|
|
gboolean success = TRUE;
|
|
|
|
gint n = 0;
|
|
gint i = 0;
|
|
airpcap_if_info_t* curr_if = NULL;
|
|
airpcap_if_info_t* fake_if_info = NULL;
|
|
|
|
fake_if_info = airpcap_driver_fake_if_info_new();
|
|
|
|
if (fake_if_info == NULL)
|
|
/* We apparently don't have any adapters installed.
|
|
* This isn't a failure, so return TRUE
|
|
*/
|
|
return TRUE;
|
|
|
|
/* Set the driver decryption */
|
|
ad_driver = airpcap_if_open(fake_if_info->name, ebuf);
|
|
if (ad_driver)
|
|
{
|
|
if (on_off)
|
|
airpcap_if_set_driver_decryption_state(ad_driver,AIRPCAP_DECRYPTION_ON);
|
|
else
|
|
airpcap_if_set_driver_decryption_state(ad_driver,AIRPCAP_DECRYPTION_OFF);
|
|
|
|
airpcap_if_close(ad_driver);
|
|
}
|
|
|
|
airpcap_if_info_free(fake_if_info);
|
|
|
|
n = g_list_length(airpcap_if_list);
|
|
|
|
/* Set to FALSE the decryption for all the adapters */
|
|
/* Apply this change to all the adapters !!! */
|
|
for(i = 0; i < n; i++)
|
|
{
|
|
curr_if = (airpcap_if_info_t*)g_list_nth_data(airpcap_if_list,i);
|
|
|
|
if (curr_if != NULL)
|
|
{
|
|
ad = airpcap_if_open(curr_if->name, ebuf);
|
|
if (ad)
|
|
{
|
|
curr_if->DecryptionOn = (gboolean)AIRPCAP_DECRYPTION_OFF;
|
|
airpcap_if_set_decryption_state(ad,curr_if->DecryptionOn);
|
|
/* Save configuration for the curr_if */
|
|
if (!airpcap_if_store_cur_config_as_adapter_default(ad))
|
|
{
|
|
success = FALSE;
|
|
}
|
|
airpcap_if_close(ad);
|
|
}
|
|
}
|
|
}
|
|
|
|
return success;
|
|
}
|
|
|
|
|
|
/* DYNAMIC LIBRARY LOADER */
|
|
/*
|
|
* Used to dynamically load the airpcap library in order link it only when
|
|
* it's present on the system
|
|
*/
|
|
int load_airpcap(void)
|
|
{
|
|
#ifdef _WIN32
|
|
gboolean base_functions = TRUE;
|
|
gboolean eleven_n_functions = TRUE;
|
|
|
|
if ((AirpcapLib = ws_load_library("airpcap.dll")) == NULL)
|
|
{
|
|
/* Report the error but go on */
|
|
AirpcapVersion = AIRPCAP_DLL_NOT_FOUND;
|
|
return AirpcapVersion;
|
|
}
|
|
else
|
|
{
|
|
if ((g_PAirpcapGetLastError = (AirpcapGetLastErrorHandler) GetProcAddress(AirpcapLib, "AirpcapGetLastError")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDeviceList = (AirpcapGetDeviceListHandler) GetProcAddress(AirpcapLib, "AirpcapGetDeviceList")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapFreeDeviceList = (AirpcapFreeDeviceListHandler) GetProcAddress(AirpcapLib, "AirpcapFreeDeviceList")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapOpen = (AirpcapOpenHandler) GetProcAddress(AirpcapLib, "AirpcapOpen")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapClose = (AirpcapCloseHandler) GetProcAddress(AirpcapLib, "AirpcapClose")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetLinkType = (AirpcapGetLinkTypeHandler) GetProcAddress(AirpcapLib, "AirpcapGetLinkType")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetLinkType = (AirpcapSetLinkTypeHandler) GetProcAddress(AirpcapLib, "AirpcapSetLinkType")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetKernelBuffer = (AirpcapSetKernelBufferHandler) GetProcAddress(AirpcapLib, "AirpcapSetKernelBuffer")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetFilter = (AirpcapSetFilterHandler) GetProcAddress(AirpcapLib, "AirpcapSetFilter")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetMacAddress = (AirpcapGetMacAddressHandler) GetProcAddress(AirpcapLib, "AirpcapGetMacAddress")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetMinToCopy = (AirpcapSetMinToCopyHandler) GetProcAddress(AirpcapLib, "AirpcapSetMinToCopy")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetReadEvent = (AirpcapGetReadEventHandler) GetProcAddress(AirpcapLib, "AirpcapGetReadEvent")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapRead = (AirpcapReadHandler) GetProcAddress(AirpcapLib, "AirpcapRead")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetStats = (AirpcapGetStatsHandler) GetProcAddress(AirpcapLib, "AirpcapGetStats")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapTurnLedOn = (AirpcapTurnLedOnHandler) GetProcAddress(AirpcapLib, "AirpcapTurnLedOn")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapTurnLedOff = (AirpcapTurnLedOffHandler) GetProcAddress(AirpcapLib, "AirpcapTurnLedOff")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDeviceChannel = (AirpcapGetDeviceChannelHandler) GetProcAddress(AirpcapLib, "AirpcapGetDeviceChannel")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetDeviceChannel = (AirpcapSetDeviceChannelHandler) GetProcAddress(AirpcapLib, "AirpcapSetDeviceChannel")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetFcsPresence = (AirpcapGetFcsPresenceHandler) GetProcAddress(AirpcapLib, "AirpcapGetFcsPresence")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetFcsPresence = (AirpcapSetFcsPresenceHandler) GetProcAddress(AirpcapLib, "AirpcapSetFcsPresence")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetFcsValidation = (AirpcapGetFcsValidationHandler) GetProcAddress(AirpcapLib, "AirpcapGetFcsValidation")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetFcsValidation = (AirpcapSetFcsValidationHandler) GetProcAddress(AirpcapLib, "AirpcapSetFcsValidation")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDeviceKeys = (AirpcapGetDeviceKeysHandler) GetProcAddress(AirpcapLib, "AirpcapGetDeviceKeys")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetDeviceKeys = (AirpcapSetDeviceKeysHandler) GetProcAddress(AirpcapLib, "AirpcapSetDeviceKeys")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDecryptionState = (AirpcapGetDecryptionStateHandler) GetProcAddress(AirpcapLib, "AirpcapGetDecryptionState")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetDecryptionState = (AirpcapSetDecryptionStateHandler) GetProcAddress(AirpcapLib, "AirpcapSetDecryptionState")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapStoreCurConfigAsAdapterDefault = (AirpcapStoreCurConfigAsAdapterDefaultHandler) GetProcAddress(AirpcapLib, "AirpcapStoreCurConfigAsAdapterDefault")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetVersion = (AirpcapGetVersionHandler) GetProcAddress(AirpcapLib, "AirpcapGetVersion")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDriverDecryptionState = (AirpcapGetDriverDecryptionStateHandler) GetProcAddress(AirpcapLib, "AirpcapGetDriverDecryptionState")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetDriverDecryptionState = (AirpcapSetDriverDecryptionStateHandler) GetProcAddress(AirpcapLib, "AirpcapSetDriverDecryptionState")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapGetDriverKeys = (AirpcapGetDriverKeysHandler) GetProcAddress(AirpcapLib, "AirpcapGetDriverKeys")) == NULL) base_functions = FALSE;
|
|
if ((g_PAirpcapSetDriverKeys = (AirpcapSetDriverKeysHandler) GetProcAddress(AirpcapLib, "AirpcapSetDriverKeys")) == NULL) base_functions = FALSE;
|
|
|
|
/* TEST IF AIRPCAP SUPPORTS 11N */
|
|
if ((g_PAirpcapSetDeviceChannelEx = (AirpcapSetDeviceChannelExHandler) GetProcAddress(AirpcapLib, "AirpcapSetDeviceChannelEx")) == NULL) eleven_n_functions = FALSE;
|
|
if ((g_PAirpcapGetDeviceChannelEx = (AirpcapGetDeviceChannelExHandler) GetProcAddress(AirpcapLib, "AirpcapGetDeviceChannelEx")) == NULL) eleven_n_functions = FALSE;
|
|
if ((g_PAirpcapGetDeviceSupportedChannels = (AirpcapGetDeviceSupportedChannelsHandler) GetProcAddress(AirpcapLib, "AirpcapGetDeviceSupportedChannels")) == NULL) eleven_n_functions = FALSE;
|
|
|
|
if (base_functions && eleven_n_functions){
|
|
AirpcapLoaded = TRUE;
|
|
AirpcapVersion = AIRPCAP_DLL_OK;
|
|
} else if (base_functions){
|
|
AirpcapLoaded = TRUE;
|
|
AirpcapVersion = AIRPCAP_DLL_OLD;
|
|
return AIRPCAP_DLL_OK;
|
|
}else{
|
|
AirpcapLoaded = FALSE;
|
|
AirpcapVersion = AIRPCAP_DLL_ERROR;
|
|
}
|
|
}
|
|
return AirpcapVersion;
|
|
#else /* _WIN32 */
|
|
return AIRPCAP_DLL_NOT_FOUND;
|
|
#endif /* _WIN32 */
|
|
}
|
|
|
|
/*
|
|
* Append the version of AirPcap with which we were compiled to a GString.
|
|
*/
|
|
void
|
|
get_compiled_airpcap_version(GString *str)
|
|
{
|
|
g_string_append(str, "with AirPcap");
|
|
}
|
|
|
|
/*
|
|
* Append the version of AirPcap with which we we're running to a GString.
|
|
*/
|
|
void
|
|
get_runtime_airpcap_version(GString *str)
|
|
{
|
|
guint vmaj, vmin, vrev, build;
|
|
|
|
/* See if the DLL has been loaded successfully. Bail if it hasn't */
|
|
if (AirpcapLoaded == FALSE) {
|
|
g_string_append(str, "without AirPcap");
|
|
return;
|
|
}
|
|
|
|
g_PAirpcapGetVersion(&vmaj, &vmin, &vrev, &build);
|
|
g_string_append_printf(str, "with AirPcap %d.%d.%d build %d", vmaj, vmin,
|
|
vrev, build);
|
|
}
|
|
#endif /* HAVE_AIRPCAP */
|