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1/* SPDX-License-Identifier: GPL-2.0 */
2/******************************************************************************
3 *
4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5 *
6 * Modifications for inclusion into the Linux staging tree are
7 * Copyright(c) 2010 Larry Finger. All rights reserved.
8 *
9 * Contact information:
10 * WLAN FAE <wlanfae@realtek.com>
11 * Larry Finger <Larry.Finger@lwfinger.net>
12 *
13 ******************************************************************************/
14#ifndef _WIFI_H_
15#define _WIFI_H_
16
17#include <linux/compiler.h>
18#include <linux/ieee80211.h>
19
20#define WLAN_HDR_A3_LEN 24
21#define WLAN_HDR_A3_QOS_LEN 26
22
23enum WIFI_FRAME_TYPE {
24 WIFI_QOS_DATA_TYPE = (BIT(7) | BIT(3)), /*!< QoS Data */
25};
26
27#define SetToDs(pbuf) ({ \
28 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_TODS); \
29})
30
31#define GetToDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0)
32
33#define ClearToDs(pbuf) ({ \
34 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_TODS)); \
35})
36
37#define SetFrDs(pbuf) ({ \
38 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_FROMDS); \
39})
40
41#define GetFrDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0)
42
43#define ClearFrDs(pbuf) ({ \
44 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_FROMDS)); \
45})
46
47static inline unsigned char get_tofr_ds(unsigned char *pframe)
48{
49 return ((GetToDs(pframe) << 1) | GetFrDs(pframe));
50}
51
52#define SetMFrag(pbuf) ({ \
53 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREFRAGS); \
54})
55
56#define GetMFrag(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0)
57
58#define ClearMFrag(pbuf) ({ \
59 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)); \
60})
61
62#define SetRetry(pbuf) ({ \
63 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_RETRY); \
64})
65
66#define GetRetry(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0)
67
68#define ClearRetry(pbuf) ({ \
69 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_RETRY)); \
70})
71
72#define SetPwrMgt(pbuf) ({ \
73 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PM); \
74})
75
76#define GetPwrMgt(pbuf) (((*(__le16 *)(pbuf)) & \
77 cpu_to_le16(IEEE80211_FCTL_PM)) != 0)
78
79#define ClearPwrMgt(pbuf) ({ \
80 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_PM)); \
81})
82
83#define SetMData(pbuf) ({ \
84 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREDATA); \
85})
86
87#define GetMData(pbuf) (((*(__le16 *)(pbuf)) & \
88 cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0)
89
90#define ClearMData(pbuf) ({ \
91 *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREDATA)); \
92})
93
94#define SetPrivacy(pbuf) ({ \
95 *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); \
96})
97
98#define GetPrivacy(pbuf) (((*(__le16 *)(pbuf)) & \
99 cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0)
100
101#define GetOrder(pbuf) (((*(__le16 *)(pbuf)) & \
102 cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0)
103
104#define GetFrameType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \
105 (BIT(3) | BIT(2)))
106
107#define SetFrameType(pbuf, type) \
108 do { \
109 *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(3) | \
110 BIT(2))); \
111 *(__le16 *)(pbuf) |= cpu_to_le16(type); \
112 } while (0)
113
114#define GetFrameSubType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \
115 (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
116 BIT(2)))
117
118#define SetFrameSubType(pbuf, type) \
119 do { \
120 *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
121 BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
122 *(__le16 *)(pbuf) |= cpu_to_le16(type); \
123 } while (0)
124
125#define GetSequence(pbuf) (le16_to_cpu(*(__le16 *)\
126 ((addr_t)(pbuf) + 22)) >> 4)
127
128#define GetFragNum(pbuf) (le16_to_cpu(*(__le16 *)((addr_t)\
129 (pbuf) + 22)) & 0x0f)
130
131#define SetSeqNum(pbuf, num) ({ \
132 *(__le16 *)((addr_t)(pbuf) + 22) = \
133 cpu_to_le16((le16_to_cpu(*(__le16 *)((addr_t)(pbuf) + 22)) & \
134 0x000f) | (0xfff0 & (num << 4))); \
135})
136
137#define SetPriority(pbuf, tid) ({ \
138 *(__le16 *)(pbuf) |= cpu_to_le16(tid & 0xf); \
139})
140
141#define GetPriority(pbuf) ((le16_to_cpu(*(__le16 *)(pbuf))) & 0xf)
142
143#define SetAckpolicy(pbuf, ack) ({ \
144 *(__le16 *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
145})
146
147#define GetAckpolicy(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 5) & 0x3)
148
149#define GetAMsdu(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 7) & 0x1)
150
151#define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4))
152
153#define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10))
154
155#define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16))
156
157#define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24))
158
159static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
160{
161 unsigned char *sa;
162 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
163
164 switch (to_fr_ds) {
165 case 0x00: /* ToDs=0, FromDs=0 */
166 sa = GetAddr3Ptr(pframe);
167 break;
168 case 0x01: /* ToDs=0, FromDs=1 */
169 sa = GetAddr2Ptr(pframe);
170 break;
171 case 0x02: /* ToDs=1, FromDs=0 */
172 sa = GetAddr1Ptr(pframe);
173 break;
174 default: /* ToDs=1, FromDs=1 */
175 sa = NULL;
176 break;
177 }
178 return sa;
179}
180
181/* ---------------------------------------------------------------------------
182 * Below is the fixed elements...
183 * ---------------------------------------------------------------------------
184 */
185#define _BEACON_ITERVAL_ 2
186#define _CAPABILITY_ 2
187#define _TIMESTAMP_ 8
188
189/*-----------------------------------------------------------------------------
190 * Below is the definition for WMM
191 *------------------------------------------------------------------------------
192 */
193#define _WMM_IE_Length_ 7 /* for WMM STA */
194
195#endif /* _WIFI_H_ */
196
1/******************************************************************************
2 *
3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 * Modifications for inclusion into the Linux staging tree are
19 * Copyright(c) 2010 Larry Finger. All rights reserved.
20 *
21 * Contact information:
22 * WLAN FAE <wlanfae@realtek.com>
23 * Larry Finger <Larry.Finger@lwfinger.net>
24 *
25 ******************************************************************************/
26#ifndef _WIFI_H_
27#define _WIFI_H_
28
29#include <linux/compiler.h>
30
31#ifdef BIT
32#undef BIT
33#endif
34#define BIT(x) (1 << (x))
35
36#define WLAN_ETHHDR_LEN 14
37#define WLAN_ETHADDR_LEN 6
38#define WLAN_IEEE_OUI_LEN 3
39#define WLAN_ADDR_LEN 6
40#define WLAN_CRC_LEN 4
41#define WLAN_BSSID_LEN 6
42#define WLAN_BSS_TS_LEN 8
43#define WLAN_HDR_A3_LEN 24
44#define WLAN_HDR_A4_LEN 30
45#define WLAN_HDR_A3_QOS_LEN 26
46#define WLAN_HDR_A4_QOS_LEN 32
47#define WLAN_SSID_MAXLEN 32
48#define WLAN_DATA_MAXLEN 2312
49
50#define WLAN_A3_PN_OFFSET 24
51#define WLAN_A4_PN_OFFSET 30
52
53#define WLAN_MIN_ETHFRM_LEN 60
54#define WLAN_MAX_ETHFRM_LEN 1514
55#define WLAN_ETHHDR_LEN 14
56
57#define P80211CAPTURE_VERSION 0x80211001
58
59enum WIFI_FRAME_TYPE {
60 WIFI_MGT_TYPE = (0),
61 WIFI_CTRL_TYPE = (BIT(2)),
62 WIFI_DATA_TYPE = (BIT(3)),
63 WIFI_QOS_DATA_TYPE = (BIT(7)|BIT(3)), /*!< QoS Data */
64};
65
66enum WIFI_FRAME_SUBTYPE {
67 /* below is for mgt frame */
68 WIFI_ASSOCREQ = (0 | WIFI_MGT_TYPE),
69 WIFI_ASSOCRSP = (BIT(4) | WIFI_MGT_TYPE),
70 WIFI_REASSOCREQ = (BIT(5) | WIFI_MGT_TYPE),
71 WIFI_REASSOCRSP = (BIT(5) | BIT(4) | WIFI_MGT_TYPE),
72 WIFI_PROBEREQ = (BIT(6) | WIFI_MGT_TYPE),
73 WIFI_PROBERSP = (BIT(6) | BIT(4) | WIFI_MGT_TYPE),
74 WIFI_BEACON = (BIT(7) | WIFI_MGT_TYPE),
75 WIFI_ATIM = (BIT(7) | BIT(4) | WIFI_MGT_TYPE),
76 WIFI_DISASSOC = (BIT(7) | BIT(5) | WIFI_MGT_TYPE),
77 WIFI_AUTH = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE),
78 WIFI_DEAUTH = (BIT(7) | BIT(6) | WIFI_MGT_TYPE),
79 WIFI_ACTION = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE),
80 /* below is for control frame */
81 WIFI_PSPOLL = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE),
82 WIFI_RTS = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
83 WIFI_CTS = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE),
84 WIFI_ACK = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE),
85 WIFI_CFEND = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE),
86 WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
87 /* below is for data frame */
88 WIFI_DATA = (0 | WIFI_DATA_TYPE),
89 WIFI_DATA_CFACK = (BIT(4) | WIFI_DATA_TYPE),
90 WIFI_DATA_CFPOLL = (BIT(5) | WIFI_DATA_TYPE),
91 WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE),
92 WIFI_DATA_NULL = (BIT(6) | WIFI_DATA_TYPE),
93 WIFI_CF_ACK = (BIT(6) | BIT(4) | WIFI_DATA_TYPE),
94 WIFI_CF_POLL = (BIT(6) | BIT(5) | WIFI_DATA_TYPE),
95 WIFI_CF_ACKPOLL = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE),
96};
97
98enum WIFI_REASON_CODE {
99 _RSON_RESERVED_ = 0,
100 _RSON_UNSPECIFIED_ = 1,
101 _RSON_AUTH_NO_LONGER_VALID_ = 2,
102 _RSON_DEAUTH_STA_LEAVING_ = 3,
103 _RSON_INACTIVITY_ = 4,
104 _RSON_UNABLE_HANDLE_ = 5,
105 _RSON_CLS2_ = 6,
106 _RSON_CLS3_ = 7,
107 _RSON_DISAOC_STA_LEAVING_ = 8,
108 _RSON_ASOC_NOT_AUTH_ = 9,
109 /* WPA reason */
110 _RSON_INVALID_IE_ = 13,
111 _RSON_MIC_FAILURE_ = 14,
112 _RSON_4WAY_HNDSHK_TIMEOUT_ = 15,
113 _RSON_GROUP_KEY_UPDATE_TIMEOUT_ = 16,
114 _RSON_DIFF_IE_ = 17,
115 _RSON_MLTCST_CIPHER_NOT_VALID_ = 18,
116 _RSON_UNICST_CIPHER_NOT_VALID_ = 19,
117 _RSON_AKMP_NOT_VALID_ = 20,
118 _RSON_UNSUPPORT_RSNE_VER_ = 21,
119 _RSON_INVALID_RSNE_CAP_ = 22,
120 _RSON_IEEE_802DOT1X_AUTH_FAIL_ = 23,
121 /* below are Realtek definitions */
122 _RSON_PMK_NOT_AVAILABLE_ = 24,
123};
124
125enum WIFI_STATUS_CODE {
126 _STATS_SUCCESSFUL_ = 0,
127 _STATS_FAILURE_ = 1,
128 _STATS_CAP_FAIL_ = 10,
129 _STATS_NO_ASOC_ = 11,
130 _STATS_OTHER_ = 12,
131 _STATS_NO_SUPP_ALG_ = 13,
132 _STATS_OUT_OF_AUTH_SEQ_ = 14,
133 _STATS_CHALLENGE_FAIL_ = 15,
134 _STATS_AUTH_TIMEOUT_ = 16,
135 _STATS_UNABLE_HANDLE_STA_ = 17,
136 _STATS_RATE_FAIL_ = 18,
137};
138
139enum WIFI_REG_DOMAIN {
140 DOMAIN_FCC = 1,
141 DOMAIN_IC = 2,
142 DOMAIN_ETSI = 3,
143 DOMAIN_SPAIN = 4,
144 DOMAIN_FRANCE = 5,
145 DOMAIN_MKK = 6,
146 DOMAIN_ISRAEL = 7,
147 DOMAIN_MKK1 = 8,
148 DOMAIN_MKK2 = 9,
149 DOMAIN_MKK3 = 10,
150 DOMAIN_MAX
151};
152
153#define _TO_DS_ BIT(8)
154#define _FROM_DS_ BIT(9)
155#define _MORE_FRAG_ BIT(10)
156#define _RETRY_ BIT(11)
157#define _PWRMGT_ BIT(12)
158#define _MORE_DATA_ BIT(13)
159#define _PRIVACY_ BIT(14)
160#define _ORDER_ BIT(15)
161
162#define SetToDs(pbuf) ({ \
163 *(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \
164})
165
166#define GetToDs(pbuf) (((*(unsigned short *)(pbuf)) & \
167 le16_to_cpu(_TO_DS_)) != 0)
168
169#define ClearToDs(pbuf) ({ \
170 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \
171})
172
173#define SetFrDs(pbuf) ({ \
174 *(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \
175})
176
177#define GetFrDs(pbuf) (((*(unsigned short *)(pbuf)) & \
178 le16_to_cpu(_FROM_DS_)) != 0)
179
180#define ClearFrDs(pbuf) ({ \
181 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \
182})
183
184#define get_tofr_ds(pframe) ((GetToDs(pframe) << 1) | GetFrDs(pframe))
185
186
187#define SetMFrag(pbuf) ({ \
188 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \
189})
190
191#define GetMFrag(pbuf) (((*(unsigned short *)(pbuf)) & \
192 le16_to_cpu(_MORE_FRAG_)) != 0)
193
194#define ClearMFrag(pbuf) ({ \
195 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \
196})
197
198#define SetRetry(pbuf) ({ \
199 *(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \
200})
201
202#define GetRetry(pbuf) (((*(unsigned short *)(pbuf)) & \
203 le16_to_cpu(_RETRY_)) != 0)
204
205#define ClearRetry(pbuf) ({ \
206 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \
207})
208
209#define SetPwrMgt(pbuf) ({ \
210 *(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \
211})
212
213#define GetPwrMgt(pbuf) (((*(unsigned short *)(pbuf)) & \
214 le16_to_cpu(_PWRMGT_)) != 0)
215
216#define ClearPwrMgt(pbuf) ({ \
217 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \
218})
219
220#define SetMData(pbuf) ({ \
221 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \
222})
223
224#define GetMData(pbuf) (((*(unsigned short *)(pbuf)) & \
225 le16_to_cpu(_MORE_DATA_)) != 0)
226
227#define ClearMData(pbuf) ({ \
228 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \
229})
230
231#define SetPrivacy(pbuf) ({ \
232 *(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \
233})
234
235#define GetPrivacy(pbuf) (((*(unsigned short *)(pbuf)) & \
236 le16_to_cpu(_PRIVACY_)) != 0)
237
238#define ClearPrivacy(pbuf) ({ \
239 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PRIVACY_)); \
240})
241
242
243#define GetOrder(pbuf) (((*(unsigned short *)(pbuf)) & \
244 le16_to_cpu(_ORDER_)) != 0)
245
246#define GetFrameType(pbuf) (le16_to_cpu(*(unsigned short *)(pbuf)) & \
247 (BIT(3) | BIT(2)))
248
249#define SetFrameType(pbuf, type) \
250 do { \
251 *(unsigned short *)(pbuf) &= __constant_cpu_to_le16(~(BIT(3) | \
252 BIT(2))); \
253 *(unsigned short *)(pbuf) |= __constant_cpu_to_le16(type); \
254 } while (0)
255
256#define GetFrameSubType(pbuf) (cpu_to_le16(*(unsigned short *)(pbuf)) & \
257 (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
258 BIT(2)))
259
260#define SetFrameSubType(pbuf, type) \
261 do { \
262 *(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
263 BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
264 *(unsigned short *)(pbuf) |= cpu_to_le16(type); \
265 } while (0)
266
267#define GetSequence(pbuf) (cpu_to_le16(*(unsigned short *)\
268 ((addr_t)(pbuf) + 22)) >> 4)
269
270#define GetFragNum(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)\
271 (pbuf) + 22)) & 0x0f)
272
273#define GetTupleCache(pbuf) (cpu_to_le16(*(unsigned short *)\
274 ((addr_t)(pbuf) + 22)))
275
276#define SetFragNum(pbuf, num) ({ \
277 *(unsigned short *)((addr_t)(pbuf) + 22) = \
278 ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
279 le16_to_cpu(~(0x000f))) | \
280 cpu_to_le16(0x0f & (num)); \
281})
282
283#define SetSeqNum(pbuf, num) ({ \
284 *(unsigned short *)((addr_t)(pbuf) + 22) = \
285 ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
286 le16_to_cpu((unsigned short)0x000f)) | \
287 le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \
288})
289
290#define SetDuration(pbuf, dur) ({ \
291 *(unsigned short *)((addr_t)(pbuf) + 2) |= \
292 cpu_to_le16(0xffff & (dur)); \
293})
294
295#define SetPriority(pbuf, tid) ({ \
296 *(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \
297})
298
299#define GetPriority(pbuf) ((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf)
300
301#define SetAckpolicy(pbuf, ack) ({ \
302 *(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
303})
304
305#define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3)
306
307#define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1)
308
309#define SetAMsdu(pbuf, amsdu) ({ \
310 *(unsigned short *)(pbuf) |= cpu_to_le16((amsdu & 1) << 7); \
311})
312
313#define GetAid(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \
314 & 0x3fff)
315
316#define GetTid(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + \
317 (((GetToDs(pbuf) << 1)|GetFrDs(pbuf)) == 3 ? \
318 30 : 24))) & 0x000f)
319
320#define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4))
321
322#define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10))
323
324#define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16))
325
326#define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24))
327
328
329
330static inline int IS_MCAST(unsigned char *da)
331{
332 if ((*da) & 0x01)
333 return true;
334 else
335 return false;
336}
337
338
339static inline unsigned char *get_da(unsigned char *pframe)
340{
341 unsigned char *da;
342 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
343
344 switch (to_fr_ds) {
345 case 0x00: /* ToDs=0, FromDs=0 */
346 da = GetAddr1Ptr(pframe);
347 break;
348 case 0x01: /* ToDs=0, FromDs=1 */
349 da = GetAddr1Ptr(pframe);
350 break;
351 case 0x02: /* ToDs=1, FromDs=0 */
352 da = GetAddr3Ptr(pframe);
353 break;
354 default: /* ToDs=1, FromDs=1 */
355 da = GetAddr3Ptr(pframe);
356 break;
357 }
358 return da;
359}
360
361
362static inline unsigned char *get_sa(unsigned char *pframe)
363{
364 unsigned char *sa;
365 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
366
367 switch (to_fr_ds) {
368 case 0x00: /* ToDs=0, FromDs=0 */
369 sa = GetAddr2Ptr(pframe);
370 break;
371 case 0x01: /* ToDs=0, FromDs=1 */
372 sa = GetAddr3Ptr(pframe);
373 break;
374 case 0x02: /* ToDs=1, FromDs=0 */
375 sa = GetAddr2Ptr(pframe);
376 break;
377 default: /* ToDs=1, FromDs=1 */
378 sa = GetAddr4Ptr(pframe);
379 break;
380 }
381
382 return sa;
383}
384
385static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
386{
387 unsigned char *sa;
388 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
389
390 switch (to_fr_ds) {
391 case 0x00: /* ToDs=0, FromDs=0 */
392 sa = GetAddr3Ptr(pframe);
393 break;
394 case 0x01: /* ToDs=0, FromDs=1 */
395 sa = GetAddr2Ptr(pframe);
396 break;
397 case 0x02: /* ToDs=1, FromDs=0 */
398 sa = GetAddr1Ptr(pframe);
399 break;
400 default: /* ToDs=1, FromDs=1 */
401 sa = NULL;
402 break;
403 }
404 return sa;
405}
406
407
408
409/*-----------------------------------------------------------------------------
410 Below is for the security related definition
411------------------------------------------------------------------------------*/
412#define _RESERVED_FRAME_TYPE_ 0
413#define _SKB_FRAME_TYPE_ 2
414#define _PRE_ALLOCMEM_ 1
415#define _PRE_ALLOCHDR_ 3
416#define _PRE_ALLOCLLCHDR_ 4
417#define _PRE_ALLOCICVHDR_ 5
418#define _PRE_ALLOCMICHDR_ 6
419
420#define _SIFSTIME_ ((priv->pmib->BssType.net_work_type & \
421 WIRELESS_11A) ? 16 : 10)
422#define _ACKCTSLNG_ 14 /*14 bytes long, including crclng */
423#define _CRCLNG_ 4
424
425#define _ASOCREQ_IE_OFFSET_ 4 /* excluding wlan_hdr */
426#define _ASOCRSP_IE_OFFSET_ 6
427#define _REASOCREQ_IE_OFFSET_ 10
428#define _REASOCRSP_IE_OFFSET_ 6
429#define _PROBEREQ_IE_OFFSET_ 0
430#define _PROBERSP_IE_OFFSET_ 12
431#define _AUTH_IE_OFFSET_ 6
432#define _DEAUTH_IE_OFFSET_ 0
433#define _BEACON_IE_OFFSET_ 12
434
435#define _FIXED_IE_LENGTH_ _BEACON_IE_OFFSET_
436
437#define _SSID_IE_ 0
438#define _SUPPORTEDRATES_IE_ 1
439#define _DSSET_IE_ 3
440#define _IBSS_PARA_IE_ 6
441#define _ERPINFO_IE_ 42
442#define _EXT_SUPPORTEDRATES_IE_ 50
443
444#define _HT_CAPABILITY_IE_ 45
445#define _HT_EXTRA_INFO_IE_ 61
446#define _HT_ADD_INFO_IE_ 61 /* _HT_EXTRA_INFO_IE_ */
447
448#define _VENDOR_SPECIFIC_IE_ 221
449
450#define _RESERVED47_ 47
451
452
453/* ---------------------------------------------------------------------------
454 Below is the fixed elements...
455-----------------------------------------------------------------------------*/
456#define _AUTH_ALGM_NUM_ 2
457#define _AUTH_SEQ_NUM_ 2
458#define _BEACON_ITERVAL_ 2
459#define _CAPABILITY_ 2
460#define _CURRENT_APADDR_ 6
461#define _LISTEN_INTERVAL_ 2
462#define _RSON_CODE_ 2
463#define _ASOC_ID_ 2
464#define _STATUS_CODE_ 2
465#define _TIMESTAMP_ 8
466
467#define AUTH_ODD_TO 0
468#define AUTH_EVEN_TO 1
469
470#define WLAN_ETHCONV_ENCAP 1
471#define WLAN_ETHCONV_RFC1042 2
472#define WLAN_ETHCONV_8021h 3
473
474#define cap_ESS BIT(0)
475#define cap_IBSS BIT(1)
476#define cap_CFPollable BIT(2)
477#define cap_CFRequest BIT(3)
478#define cap_Privacy BIT(4)
479#define cap_ShortPremble BIT(5)
480
481/*-----------------------------------------------------------------------------
482 Below is the definition for 802.11i / 802.1x
483------------------------------------------------------------------------------*/
484#define _IEEE8021X_MGT_ 1 /*WPA */
485#define _IEEE8021X_PSK_ 2 /* WPA with pre-shared key */
486
487/*-----------------------------------------------------------------------------
488 Below is the definition for WMM
489------------------------------------------------------------------------------*/
490#define _WMM_IE_Length_ 7 /* for WMM STA */
491#define _WMM_Para_Element_Length_ 24
492
493
494/*-----------------------------------------------------------------------------
495 Below is the definition for 802.11n
496------------------------------------------------------------------------------*/
497
498/* block-ack parameters */
499#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
500#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
501#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
502#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
503#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
504
505#define SetOrderBit(pbuf) ({ \
506 *(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \
507})
508
509#define GetOrderBit(pbuf) (((*(unsigned short *)(pbuf)) & \
510 le16_to_cpu(_ORDER_)) != 0)
511
512
513/**
514 * struct ieee80211_bar - HT Block Ack Request
515 *
516 * This structure refers to "HT BlockAckReq" as
517 * described in 802.11n draft section 7.2.1.7.1
518 */
519struct ieee80211_bar {
520 unsigned short frame_control;
521 unsigned short duration;
522 unsigned char ra[6];
523 unsigned char ta[6];
524 unsigned short control;
525 unsigned short start_seq_num;
526} __packed;
527
528/* 802.11 BAR control masks */
529#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
530#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
531
532
533 /**
534 * struct ieee80211_ht_cap - HT capabilities
535 *
536 * This structure refers to "HT capabilities element" as
537 * described in 802.11n draft section 7.3.2.52
538 */
539
540struct ieee80211_ht_cap {
541 unsigned short cap_info;
542 unsigned char ampdu_params_info;
543 unsigned char supp_mcs_set[16];
544 unsigned short extended_ht_cap_info;
545 unsigned int tx_BF_cap_info;
546 unsigned char antenna_selection_info;
547} __packed;
548
549/**
550 * struct ieee80211_ht_cap - HT additional information
551 *
552 * This structure refers to "HT information element" as
553 * described in 802.11n draft section 7.3.2.53
554 */
555struct ieee80211_ht_addt_info {
556 unsigned char control_chan;
557 unsigned char ht_param;
558 unsigned short operation_mode;
559 unsigned short stbc_param;
560 unsigned char basic_set[16];
561} __packed;
562
563/* 802.11n HT capabilities masks */
564#define IEEE80211_HT_CAP_SUP_WIDTH 0x0002
565#define IEEE80211_HT_CAP_SM_PS 0x000C
566#define IEEE80211_HT_CAP_GRN_FLD 0x0010
567#define IEEE80211_HT_CAP_SGI_20 0x0020
568#define IEEE80211_HT_CAP_SGI_40 0x0040
569#define IEEE80211_HT_CAP_TX_STBC 0x0080
570#define IEEE80211_HT_CAP_DELAY_BA 0x0400
571#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
572#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
573/* 802.11n HT capability AMPDU settings */
574#define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03
575#define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C
576/* 802.11n HT capability MSC set */
577#define IEEE80211_SUPP_MCS_SET_UEQM 4
578#define IEEE80211_HT_CAP_MAX_STREAMS 4
579#define IEEE80211_SUPP_MCS_SET_LEN 10
580/* maximum streams the spec allows */
581#define IEEE80211_HT_CAP_MCS_TX_DEFINED 0x01
582#define IEEE80211_HT_CAP_MCS_TX_RX_DIFF 0x02
583#define IEEE80211_HT_CAP_MCS_TX_STREAMS 0x0C
584#define IEEE80211_HT_CAP_MCS_TX_UEQM 0x10
585/* 802.11n HT IE masks */
586#define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03
587#define IEEE80211_HT_IE_CHA_SEC_NONE 0x00
588#define IEEE80211_HT_IE_CHA_SEC_ABOVE 0x01
589#define IEEE80211_HT_IE_CHA_SEC_BELOW 0x03
590#define IEEE80211_HT_IE_CHA_WIDTH 0x04
591#define IEEE80211_HT_IE_HT_PROTECTION 0x0003
592#define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004
593#define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010
594
595/* block-ack parameters */
596#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
597#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
598#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
599#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
600#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
601
602/*
603 * A-PMDU buffer sizes
604 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
605 */
606#define IEEE80211_MIN_AMPDU_BUF 0x8
607#define IEEE80211_MAX_AMPDU_BUF 0x40
608
609
610/* Spatial Multiplexing Power Save Modes */
611#define WLAN_HT_CAP_SM_PS_STATIC 0
612#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
613#define WLAN_HT_CAP_SM_PS_INVALID 2
614#define WLAN_HT_CAP_SM_PS_DISABLED 3
615
616#endif /* _WIFI_H_ */
617