2 This file is part of GNUnet
3 (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file transport/plugin_transport_wlan.h
23 * @brief header for transport plugin and the helper for wlan
24 * @author David Brodski
27 #ifndef PLUGIN_TRANSPORT_WLAN
28 #define PLUGIN_TRANSPORT_WLAN
30 #include "gnunet_common.h"
32 typedef unsigned int uint32_t;
33 typedef unsigned short uint16_t;
35 /* Wlan IEEE80211 header default */
36 //Informations (in German) http://www.umtslink.at/content/WLAN_macheader-196.html
37 static const uint8_t u8aIeeeHeader[] =
39 0x08, 0x01, // Frame Control 0x08= 00001000 -> | b1,2 = 0 -> Version 0;
40 // b3,4 = 10 -> Data; b5-8 = 0 -> Normal Data
41 // 0x01 = 00000001 -> | b1 = 1 to DS; b2 = 0 not from DS;
42 0x00, 0x00, // Duration/ID
43 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // mac1 - in this case receiver
44 0x13, 0x22, 0x33, 0x44, 0x55, 0x66, // mac2 - in this case bssid
45 0x13, 0x22, 0x33, 0x44, 0x55, 0x66, // mac3 - in this case sender
46 0x10, 0x86, //Sequence Control
50 static const char macbc[] =
51 { 0x13, 0x22, 0x33, 0x44, 0x55, 0x66 };
54 static const char bc_all_mac[] =
55 { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
66 uint16_t frame_control GNUNET_PACKED;
72 uint16_t duration_id GNUNET_PACKED;
91 * Wlan Sequence Control
93 uint16_t sequence_control GNUNET_PACKED;
96 /* this is the template radiotap header we send packets out with */
98 static const uint8_t u8aRadiotapHeader[] =
100 0x00, 0x00, // <-- radiotap version
101 0x19, 0x00, // <- radiotap header length
102 0x6f, 0x08, 0x00, 0x00, // <-- bitmap
103 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // <-- timestamp
104 0x00, // <-- flags (Offset +0x10)
105 0x6c, // <-- rate (0ffset +0x11)
106 0x71, 0x09, 0xc0, 0x00, // <-- channel
107 0xde, // <-- antsignal
108 0x00, // <-- antnoise
115 struct RadiotapHeader
120 uint16_t version GNUNET_PACKED;
123 * radiotap header length
125 uint16_t length GNUNET_PACKED;
130 uint32_t bitmap GNUNET_PACKED;
135 uint64_t timestamp GNUNET_PACKED;
147 // FIXME: unaligned here, is this OK?
151 uint32_t channel GNUNET_PACKED;