aboutsummaryrefslogtreecommitdiff
path: root/drivers/sdio/function/wlan/ar6000/include/ieee80211.h
blob: 7090040249e7ba40b14c4aba32bd87a5a4c98349 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
/*-
 * Copyright (c) 2001 Atsushi Onoe
 * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting
 * Copyright (c) 2006 Atheros Communications, Inc.
 *
 * Wireless Network driver for Atheros AR6001
 * All rights reserved.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
#ifndef _NET80211_IEEE80211_H_
#define _NET80211_IEEE80211_H_

#include "athstartpack.h"

/*
 * 802.11 protocol definitions.
 */

#define IEEE80211_ADDR_LEN  6       /* size of 802.11 address */
/* is 802.11 address multicast/broadcast? */
#define IEEE80211_IS_MULTICAST(_a)  (*(_a) & 0x01)
#define IEEE80211_ADDR_EQ(addr1, addr2)     \
    (A_MEMCMP(addr1, addr2, IEEE80211_ADDR_LEN) == 0)

#define IEEE80211_KEYBUF_SIZE 16
#define IEEE80211_MICBUF_SIZE (8+8)  /* space for both tx and rx */

/*
 * NB: these values are ordered carefully; there are lots of
 * of implications in any reordering.  In particular beware
 * that 4 is not used to avoid conflicting with IEEE80211_F_PRIVACY.
 */
#define IEEE80211_CIPHER_WEP            0
#define IEEE80211_CIPHER_TKIP           1
#define IEEE80211_CIPHER_AES_OCB        2
#define IEEE80211_CIPHER_AES_CCM        3
#define IEEE80211_CIPHER_CKIP           5
#define IEEE80211_CIPHER_CCKM_KRK       6
#define IEEE80211_CIPHER_NONE           7       /* pseudo value */

#define IEEE80211_CIPHER_MAX            (IEEE80211_CIPHER_NONE+1)

#define IEEE80211_IS_VALID_WEP_CIPHER_LEN(len) \
        (((len) == 5) || ((len) == 13) || ((len) == 16))



/*
 * generic definitions for IEEE 802.11 frames
 */
PREPACK struct ieee80211_frame {
    A_UINT8    i_fc[2];
    A_UINT8    i_dur[2];
    A_UINT8    i_addr1[IEEE80211_ADDR_LEN];
    A_UINT8    i_addr2[IEEE80211_ADDR_LEN];
    A_UINT8    i_addr3[IEEE80211_ADDR_LEN];
    A_UINT8    i_seq[2];
    /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */
    /* see below */
} POSTPACK;

#define IEEE80211_FC0_VERSION_MASK          0x03
#define IEEE80211_FC0_VERSION_SHIFT         0
#define IEEE80211_FC0_VERSION_0             0x00
#define IEEE80211_FC0_TYPE_MASK             0x0c
#define IEEE80211_FC0_TYPE_SHIFT            2
#define IEEE80211_FC0_TYPE_MGT              0x00
#define IEEE80211_FC0_TYPE_CTL              0x04
#define IEEE80211_FC0_TYPE_DATA             0x08

#define IEEE80211_FC0_SUBTYPE_MASK          0xf0
#define IEEE80211_FC0_SUBTYPE_SHIFT         4
/* for TYPE_MGT */
#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ     0x00
#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP    0x10
#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ   0x20
#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP  0x30
#define IEEE80211_FC0_SUBTYPE_PROBE_REQ     0x40
#define IEEE80211_FC0_SUBTYPE_PROBE_RESP    0x50
#define IEEE80211_FC0_SUBTYPE_BEACON        0x80
#define IEEE80211_FC0_SUBTYPE_ATIM          0x90
#define IEEE80211_FC0_SUBTYPE_DISASSOC      0xa0
#define IEEE80211_FC0_SUBTYPE_AUTH          0xb0
#define IEEE80211_FC0_SUBTYPE_DEAUTH        0xc0
/* for TYPE_CTL */
#define IEEE80211_FC0_SUBTYPE_PS_POLL       0xa0
#define IEEE80211_FC0_SUBTYPE_RTS           0xb0
#define IEEE80211_FC0_SUBTYPE_CTS           0xc0
#define IEEE80211_FC0_SUBTYPE_ACK           0xd0
#define IEEE80211_FC0_SUBTYPE_CF_END        0xe0
#define IEEE80211_FC0_SUBTYPE_CF_END_ACK    0xf0
/* for TYPE_DATA (bit combination) */
#define IEEE80211_FC0_SUBTYPE_DATA          0x00
#define IEEE80211_FC0_SUBTYPE_CF_ACK        0x10
#define IEEE80211_FC0_SUBTYPE_CF_POLL       0x20
#define IEEE80211_FC0_SUBTYPE_CF_ACPL       0x30
#define IEEE80211_FC0_SUBTYPE_NODATA        0x40
#define IEEE80211_FC0_SUBTYPE_CFACK         0x50
#define IEEE80211_FC0_SUBTYPE_CFPOLL        0x60
#define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70
#define IEEE80211_FC0_SUBTYPE_QOS           0x80
#define IEEE80211_FC0_SUBTYPE_QOS_NULL      0xc0

#define IEEE80211_FC1_DIR_MASK              0x03
#define IEEE80211_FC1_DIR_NODS              0x00    /* STA->STA */
#define IEEE80211_FC1_DIR_TODS              0x01    /* STA->AP  */
#define IEEE80211_FC1_DIR_FROMDS            0x02    /* AP ->STA */
#define IEEE80211_FC1_DIR_DSTODS            0x03    /* AP ->AP  */

#define IEEE80211_FC1_MORE_FRAG             0x04
#define IEEE80211_FC1_RETRY                 0x08
#define IEEE80211_FC1_PWR_MGT               0x10
#define IEEE80211_FC1_MORE_DATA             0x20
#define IEEE80211_FC1_WEP                   0x40
#define IEEE80211_FC1_ORDER                 0x80

#define IEEE80211_SEQ_FRAG_MASK             0x000f
#define IEEE80211_SEQ_FRAG_SHIFT            0
#define IEEE80211_SEQ_SEQ_MASK              0xfff0
#define IEEE80211_SEQ_SEQ_SHIFT             4

#define IEEE80211_NWID_LEN                  32

/*
 * 802.11 rate set.
 */
#define IEEE80211_RATE_SIZE     8       /* 802.11 standard */
#define IEEE80211_RATE_MAXSIZE  15      /* max rates we'll handle */

#define WMM_NUM_AC                  4   /* 4 AC categories */

#define WMM_PARAM_ACI_M         0x60    /* Mask for ACI field */
#define WMM_PARAM_ACI_S         5   /* Shift for ACI field */
#define WMM_PARAM_ACM_M         0x10    /* Mask for ACM bit */
#define WMM_PARAM_ACM_S         4       /* Shift for ACM bit */
#define WMM_PARAM_AIFSN_M       0x0f    /* Mask for aifsn field */
#define WMM_PARAM_LOGCWMIN_M    0x0f    /* Mask for CwMin field (in log) */
#define WMM_PARAM_LOGCWMAX_M    0xf0    /* Mask for CwMax field (in log) */
#define WMM_PARAM_LOGCWMAX_S    4   /* Shift for CwMax field */

#define WMM_AC_TO_TID(_ac) (       \
    ((_ac) == WMM_AC_VO) ? 6 : \
    ((_ac) == WMM_AC_VI) ? 5 : \
    ((_ac) == WMM_AC_BK) ? 1 : \
    0)

#define TID_TO_WMM_AC(_tid) (      \
    ((_tid) < 1) ? WMM_AC_BE : \
    ((_tid) < 3) ? WMM_AC_BK : \
    ((_tid) < 6) ? WMM_AC_VI : \
    WMM_AC_VO)
/*
 * Management information element payloads.
 */

enum {
    IEEE80211_ELEMID_SSID       = 0,
    IEEE80211_ELEMID_RATES      = 1,
    IEEE80211_ELEMID_FHPARMS    = 2,
    IEEE80211_ELEMID_DSPARMS    = 3,
    IEEE80211_ELEMID_CFPARMS    = 4,
    IEEE80211_ELEMID_TIM        = 5,
    IEEE80211_ELEMID_IBSSPARMS  = 6,
    IEEE80211_ELEMID_COUNTRY    = 7,
    IEEE80211_ELEMID_CHALLENGE  = 16,
    /* 17-31 reserved for challenge text extension */
    IEEE80211_ELEMID_PWRCNSTR   = 32,
    IEEE80211_ELEMID_PWRCAP     = 33,
    IEEE80211_ELEMID_TPCREQ     = 34,
    IEEE80211_ELEMID_TPCREP     = 35,
    IEEE80211_ELEMID_SUPPCHAN   = 36,
    IEEE80211_ELEMID_CHANSWITCH = 37,
    IEEE80211_ELEMID_MEASREQ    = 38,
    IEEE80211_ELEMID_MEASREP    = 39,
    IEEE80211_ELEMID_QUIET      = 40,
    IEEE80211_ELEMID_IBSSDFS    = 41,
    IEEE80211_ELEMID_ERP        = 42,
    IEEE80211_ELEMID_RSN        = 48,
    IEEE80211_ELEMID_XRATES     = 50,
    IEEE80211_ELEMID_TPC        = 150,
    IEEE80211_ELEMID_CCKM       = 156,
    IEEE80211_ELEMID_VENDOR     = 221,  /* vendor private */
};

#define ATH_OUI             0x7f0300        /* Atheros OUI */
#define ATH_OUI_TYPE        0x01
#define ATH_OUI_SUBTYPE     0x01
#define ATH_OUI_VERSION     0x00

#define WPA_OUI             0xf25000
#define WPA_OUI_TYPE        0x01
#define WPA_VERSION         1          /* current supported version */

#define WPA_CSE_NULL        0x00
#define WPA_CSE_WEP40       0x01
#define WPA_CSE_TKIP        0x02
#define WPA_CSE_CCMP        0x04
#define WPA_CSE_WEP104      0x05

#define WPA_ASE_NONE        0x00
#define WPA_ASE_8021X_UNSPEC    0x01
#define WPA_ASE_8021X_PSK   0x02

#define RSN_OUI         0xac0f00
#define RSN_VERSION     1       /* current supported version */

#define RSN_CSE_NULL        0x00
#define RSN_CSE_WEP40       0x01
#define RSN_CSE_TKIP        0x02
#define RSN_CSE_WRAP        0x03
#define RSN_CSE_CCMP        0x04
#define RSN_CSE_WEP104      0x05

#define RSN_ASE_NONE        0x00
#define RSN_ASE_8021X_UNSPEC    0x01
#define RSN_ASE_8021X_PSK   0x02

#define RSN_CAP_PREAUTH     0x01

#define WMM_OUI         0xf25000
#define WMM_OUI_TYPE        0x02
#define WMM_INFO_OUI_SUBTYPE    0x00
#define WMM_PARAM_OUI_SUBTYPE   0x01
#define WMM_VERSION     1

/* WMM stream classes */
#define WMM_NUM_AC  4
#define WMM_AC_BE   0       /* best effort */
#define WMM_AC_BK   1       /* background */
#define WMM_AC_VI   2       /* video */
#define WMM_AC_VO   3       /* voice */

/* TSPEC related */
#define ACTION_CATEGORY_CODE_TSPEC                 17
#define ACTION_CODE_TSPEC_ADDTS                    0
#define ACTION_CODE_TSPEC_ADDTS_RESP               1
#define ACTION_CODE_TSPEC_DELTS                    2

typedef enum {
    TSPEC_STATUS_CODE_ADMISSION_ACCEPTED = 0,
    TSPEC_STATUS_CODE_ADDTS_INVALID_PARAMS = 0x1,
    TSPEC_STATUS_CODE_ADDTS_REQUEST_REFUSED = 0x3,
    TSPEC_STATUS_CODE_UNSPECIFIED_QOS_RELATED_FAILURE = 0xC8,
    TSPEC_STATUS_CODE_REQUESTED_REFUSED_POLICY_CONFIGURATION = 0xC9,
    TSPEC_STATUS_CODE_INSUFFCIENT_BANDWIDTH = 0xCA,
    TSPEC_STATUS_CODE_INVALID_PARAMS = 0xCB,
    TSPEC_STATUS_CODE_DELTS_SENT    = 0x30,
    TSPEC_STATUS_CODE_DELTS_RECV    = 0x31,
} TSPEC_STATUS_CODE;

/*
 * WMM/802.11e Tspec Element
 */
typedef PREPACK struct wmm_tspec_ie_t {
    A_UINT8     elementId;
    A_UINT8     len;
    A_UINT8     oui[3];
    A_UINT8     ouiType;
    A_UINT8     ouiSubType;
    A_UINT8     version;
    A_UINT16    tsInfo_info;
    A_UINT8     tsInfo_reserved;
    A_UINT16    nominalMSDU;
    A_UINT16    maxMSDU;
    A_UINT32    minServiceInt;
    A_UINT32    maxServiceInt;
    A_UINT32    inactivityInt;
    A_UINT32    suspensionInt;
    A_UINT32    serviceStartTime;
    A_UINT32    minDataRate;
    A_UINT32    meanDataRate;
    A_UINT32    peakDataRate;
    A_UINT32    maxBurstSize;
    A_UINT32    delayBound;
    A_UINT32    minPhyRate;
    A_UINT16    sba;
    A_UINT16    mediumTime;
} POSTPACK WMM_TSPEC_IE;


/*
 * BEACON management packets
 *
 *  octet timestamp[8]
 *  octet beacon interval[2]
 *  octet capability information[2]
 *  information element
 *      octet elemid
 *      octet length
 *      octet information[length]
 */

#define IEEE80211_BEACON_INTERVAL(beacon) \
    ((beacon)[8] | ((beacon)[9] << 8))
#define IEEE80211_BEACON_CAPABILITY(beacon) \
    ((beacon)[10] | ((beacon)[11] << 8))

#define IEEE80211_CAPINFO_ESS               0x0001
#define IEEE80211_CAPINFO_IBSS              0x0002
#define IEEE80211_CAPINFO_CF_POLLABLE       0x0004
#define IEEE80211_CAPINFO_CF_POLLREQ        0x0008
#define IEEE80211_CAPINFO_PRIVACY           0x0010
#define IEEE80211_CAPINFO_SHORT_PREAMBLE    0x0020
#define IEEE80211_CAPINFO_PBCC              0x0040
#define IEEE80211_CAPINFO_CHNL_AGILITY      0x0080
/* bits 8-9 are reserved */
#define IEEE80211_CAPINFO_SHORT_SLOTTIME    0x0400
#define IEEE80211_CAPINFO_APSD              0x0800
/* bit 12 is reserved */
#define IEEE80211_CAPINFO_DSSSOFDM          0x2000
/* bits 14-15 are reserved */

/*
 * Authentication Modes
 */

enum ieee80211_authmode {
    IEEE80211_AUTH_NONE     = 0,
    IEEE80211_AUTH_OPEN     = 1,
    IEEE80211_AUTH_SHARED   = 2,
    IEEE80211_AUTH_8021X    = 3,
    IEEE80211_AUTH_AUTO     = 4,   /* auto-select/accept */
    /* NB: these are used only for ioctls */
    IEEE80211_AUTH_WPA      = 5,  /* WPA/RSN  w/ 802.1x */
    IEEE80211_AUTH_WPA_PSK  = 6,  /* WPA/RSN  w/ PSK */
    IEEE80211_AUTH_WPA_CCKM = 7,  /* WPA/RSN IE  w/ CCKM */
};

#include "athendpack.h"

#endif /* _NET80211_IEEE80211_H_ */