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authorDavid Brodski <david@brodski.eu>2010-09-05 05:57:58 +0000
committerDavid Brodski <david@brodski.eu>2010-09-05 05:57:58 +0000
commit89de3fe552fcf8206e6981fc81cc179c97e5ac65 (patch)
treec64b2be6e3d7de0a720ab90453cdf35a07f89411 /src/transport/gnunet-transport-wlan-helper.h
parentd6498d0f807edde6e6f667e635c1454de0109247 (diff)
downloadgnunet-89de3fe552fcf8206e6981fc81cc179c97e5ac65.tar.gz
gnunet-89de3fe552fcf8206e6981fc81cc179c97e5ac65.zip
Some changes and new files.
I will not have internet till 7. September so if there are errors just revert the changes.
Diffstat (limited to 'src/transport/gnunet-transport-wlan-helper.h')
-rw-r--r--src/transport/gnunet-transport-wlan-helper.h269
1 files changed, 0 insertions, 269 deletions
diff --git a/src/transport/gnunet-transport-wlan-helper.h b/src/transport/gnunet-transport-wlan-helper.h
index 84f7fc9a8..757e3dd2c 100644
--- a/src/transport/gnunet-transport-wlan-helper.h
+++ b/src/transport/gnunet-transport-wlan-helper.h
@@ -59,275 +59,6 @@ typedef u32 __le32;
59#endif /* gnunet_wlan_H */ 59#endif /* gnunet_wlan_H */
60 60
61 61
62/*
63 * Copyright (c) 2003, 2004 David Young. All rights reserved.
64 *
65 * Redistribution and use in source and binary forms, with or without
66 * modification, are permitted provided that the following conditions
67 * are met:
68 * 1. Redistributions of source code must retain the above copyright
69 * notice, this list of conditions and the following disclaimer.
70 * 2. Redistributions in binary form must reproduce the above copyright
71 * notice, this list of conditions and the following disclaimer in the
72 * documentation and/or other materials provided with the distribution.
73 * 3. The name of David Young may not be used to endorse or promote
74 * products derived from this software without specific prior
75 * written permission.
76 *
77 * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY
78 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
79 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
80 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID
81 * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
82 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
83 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
84 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
85 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
86 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
87 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
88 * OF SUCH DAMAGE.
89 */
90
91/*
92 * Modifications to fit into the linux IEEE 802.11 stack,
93 * Mike Kershaw (dragorn@kismetwireless.net)
94 */
95
96#ifndef IEEE80211RADIOTAP_H
97#define IEEE80211RADIOTAP_H
98
99#include <linux/if_ether.h>
100#include <linux/kernel.h>
101//#include <asm/unaligned.h>
102
103/* Base version of the radiotap packet header data */
104#define PKTHDR_RADIOTAP_VERSION 0
105
106/* A generic radio capture format is desirable. There is one for
107 * Linux, but it is neither rigidly defined (there were not even
108 * units given for some fields) nor easily extensible.
109 *
110 * I suggest the following extensible radio capture format. It is
111 * based on a bitmap indicating which fields are present.
112 *
113 * I am trying to describe precisely what the application programmer
114 * should expect in the following, and for that reason I tell the
115 * units and origin of each measurement (where it applies), or else I
116 * use sufficiently weaselly language ("is a monotonically nondecreasing
117 * function of...") that I cannot set false expectations for lawyerly
118 * readers.
119 */
120
121/*
122 * The radio capture header precedes the 802.11 header.
123 * All data in the header is little endian on all platforms.
124 */
125struct ieee80211_radiotap_header {
126 u8 it_version; /* Version 0. Only increases
127 * for drastic changes,
128 * introduction of compatible
129 * new fields does not count.
130 */
131 u8 it_pad;
132 __le16 it_len; /* length of the whole
133 * header in bytes, including
134 * it_version, it_pad,
135 * it_len, and data fields.
136 */
137 __le32 it_present; /* A bitmap telling which
138 * fields are present. Set bit 31
139 * (0x80000000) to extend the
140 * bitmap by another 32 bits.
141 * Additional extensions are made
142 * by setting bit 31.
143 */
144} __packed;
145
146/* Name Data type Units
147 * ---- --------- -----
148 *
149 * IEEE80211_RADIOTAP_TSFT __le64 microseconds
150 *
151 * Value in microseconds of the MAC's 64-bit 802.11 Time
152 * Synchronization Function timer when the first bit of the
153 * MPDU arrived at the MAC. For received frames, only.
154 *
155 * IEEE80211_RADIOTAP_CHANNEL 2 x __le16 MHz, bitmap
156 *
157 * Tx/Rx frequency in MHz, followed by flags (see below).
158 *
159 * IEEE80211_RADIOTAP_FHSS __le16 see below
160 *
161 * For frequency-hopping radios, the hop set (first byte)
162 * and pattern (second byte).
163 *
164 * IEEE80211_RADIOTAP_RATE u8 500kb/s
165 *
166 * Tx/Rx data rate
167 *
168 * IEEE80211_RADIOTAP_DBM_ANTSIGNAL s8 decibels from
169 * one milliwatt (dBm)
170 *
171 * RF signal power at the antenna, decibel difference from
172 * one milliwatt.
173 *
174 * IEEE80211_RADIOTAP_DBM_ANTNOISE s8 decibels from
175 * one milliwatt (dBm)
176 *
177 * RF noise power at the antenna, decibel difference from one
178 * milliwatt.
179 *
180 * IEEE80211_RADIOTAP_DB_ANTSIGNAL u8 decibel (dB)
181 *
182 * RF signal power at the antenna, decibel difference from an
183 * arbitrary, fixed reference.
184 *
185 * IEEE80211_RADIOTAP_DB_ANTNOISE u8 decibel (dB)
186 *
187 * RF noise power at the antenna, decibel difference from an
188 * arbitrary, fixed reference point.
189 *
190 * IEEE80211_RADIOTAP_LOCK_QUALITY __le16 unitless
191 *
192 * Quality of Barker code lock. Unitless. Monotonically
193 * nondecreasing with "better" lock strength. Called "Signal
194 * Quality" in datasheets. (Is there a standard way to measure
195 * this?)
196 *
197 * IEEE80211_RADIOTAP_TX_ATTENUATION __le16 unitless
198 *
199 * Transmit power expressed as unitless distance from max
200 * power set at factory calibration. 0 is max power.
201 * Monotonically nondecreasing with lower power levels.
202 *
203 * IEEE80211_RADIOTAP_DB_TX_ATTENUATION __le16 decibels (dB)
204 *
205 * Transmit power expressed as decibel distance from max power
206 * set at factory calibration. 0 is max power. Monotonically
207 * nondecreasing with lower power levels.
208 *
209 * IEEE80211_RADIOTAP_DBM_TX_POWER s8 decibels from
210 * one milliwatt (dBm)
211 *
212 * Transmit power expressed as dBm (decibels from a 1 milliwatt
213 * reference). This is the absolute power level measured at
214 * the antenna port.
215 *
216 * IEEE80211_RADIOTAP_FLAGS u8 bitmap
217 *
218 * Properties of transmitted and received frames. See flags
219 * defined below.
220 *
221 * IEEE80211_RADIOTAP_ANTENNA u8 antenna index
222 *
223 * Unitless indication of the Rx/Tx antenna for this packet.
224 * The first antenna is antenna 0.
225 *
226 * IEEE80211_RADIOTAP_RX_FLAGS __le16 bitmap
227 *
228 * Properties of received frames. See flags defined below.
229 *
230 * IEEE80211_RADIOTAP_TX_FLAGS __le16 bitmap
231 *
232 * Properties of transmitted frames. See flags defined below.
233 *
234 * IEEE80211_RADIOTAP_RTS_RETRIES u8 data
235 *
236 * Number of rts retries a transmitted frame used.
237 *
238 * IEEE80211_RADIOTAP_DATA_RETRIES u8 data
239 *
240 * Number of unicast retries a transmitted frame used.
241 *
242 */
243enum ieee80211_radiotap_type {
244 IEEE80211_RADIOTAP_TSFT = 0,
245 IEEE80211_RADIOTAP_FLAGS = 1,
246 IEEE80211_RADIOTAP_RATE = 2,
247 IEEE80211_RADIOTAP_CHANNEL = 3,
248 IEEE80211_RADIOTAP_FHSS = 4,
249 IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
250 IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
251 IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
252 IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
253 IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
254 IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
255 IEEE80211_RADIOTAP_ANTENNA = 11,
256 IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
257 IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
258 IEEE80211_RADIOTAP_RX_FLAGS = 14,
259 IEEE80211_RADIOTAP_TX_FLAGS = 15,
260 IEEE80211_RADIOTAP_RTS_RETRIES = 16,
261 IEEE80211_RADIOTAP_DATA_RETRIES = 17,
262
263 /* valid in every it_present bitmap, even vendor namespaces */
264 IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
265 IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
266 IEEE80211_RADIOTAP_EXT = 31
267};
268
269/* Channel flags. */
270#define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */
271#define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */
272#define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */
273#define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */
274#define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */
275#define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */
276#define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */
277#define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */
278
279/* For IEEE80211_RADIOTAP_FLAGS */
280#define IEEE80211_RADIOTAP_F_CFP 0x01 /* sent/received
281 * during CFP
282 */
283#define IEEE80211_RADIOTAP_F_SHORTPRE 0x02 /* sent/received
284 * with short
285 * preamble
286 */
287#define IEEE80211_RADIOTAP_F_WEP 0x04 /* sent/received
288 * with WEP encryption
289 */
290#define IEEE80211_RADIOTAP_F_FRAG 0x08 /* sent/received
291 * with fragmentation
292 */
293#define IEEE80211_RADIOTAP_F_FCS 0x10 /* frame includes FCS */
294#define IEEE80211_RADIOTAP_F_DATAPAD 0x20 /* frame has padding between
295 * 802.11 header and payload
296 * (to 32-bit boundary)
297 */
298#define IEEE80211_RADIOTAP_F_BADFCS 0x40 /* bad FCS */
299
300/* For IEEE80211_RADIOTAP_RX_FLAGS */
301#define IEEE80211_RADIOTAP_F_RX_BADPLCP 0x0002 /* frame has bad PLCP */
302
303/* For IEEE80211_RADIOTAP_TX_FLAGS */
304#define IEEE80211_RADIOTAP_F_TX_FAIL 0x0001 /* failed due to excessive
305 * retries */
306#define IEEE80211_RADIOTAP_F_TX_CTS 0x0002 /* used cts 'protection' */
307#define IEEE80211_RADIOTAP_F_TX_RTS 0x0004 /* used rts/cts handshake */
308
309/* Ugly macro to convert literal channel numbers into their mhz equivalents
310 * There are certianly some conditions that will break this (like feeding it '30')
311 * but they shouldn't arise since nothing talks on channel 30. */
312#define ieee80211chan2mhz(x) \
313 (((x) <= 14) ? \
314 (((x) == 14) ? 2484 : ((x) * 5) + 2407) : \
315 ((x) + 1000) * 5)
316
317#if BROKEN
318/* helpers */
319static inline int ieee80211_get_radiotap_len(unsigned char *data)
320{
321 struct ieee80211_radiotap_header *hdr =
322 (struct ieee80211_radiotap_header *)data;
323
324 return get_unaligned_le16(&hdr->it_len);
325}
326#endif
327#endif /* IEEE80211_RADIOTAP_H */
328
329
330
331/* Radiotap header iteration 62/* Radiotap header iteration
332 * implemented in net/wireless/radiotap.c 63 * implemented in net/wireless/radiotap.c
333 * docs in Documentation/networking/radiotap-headers.txt 64 * docs in Documentation/networking/radiotap-headers.txt
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-01 11:11:35 +0000