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[package] ppp: process option dns if peerdns is off (#6474)
[openwrt.git] / package / broadcom-wl / src / driver / proto / 802.11.h
1 /*
2 * Copyright 2007, Broadcom Corporation
3 * All Rights Reserved.
4 *
5 * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
6 * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
7 * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
8 * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
9 *
10 * Fundamental types and constants relating to 802.11
11 *
12 */
13
14 #ifndef _802_11_H_
15 #define _802_11_H_
16
17 #ifndef _TYPEDEFS_H_
18 #include <typedefs.h>
19 #endif
20
21 #ifndef _NET_ETHERNET_H_
22 #include <proto/ethernet.h>
23 #endif
24
25 #include <proto/wpa.h>
26
27 /* enable structure packing */
28 #if defined(__GNUC__)
29 #define PACKED __attribute__((packed))
30 #else
31 #pragma pack(1)
32 #define PACKED
33 #endif
34
35 #define DOT11_TU_TO_US 1024 /* 802.11 Time Unit is 1024 microseconds */
36
37 /* Generic 802.11 frame constants */
38 #define DOT11_A3_HDR_LEN 24 /* d11 header length with A3 */
39 #define DOT11_A4_HDR_LEN 30 /* d11 header length with A4 */
40 #define DOT11_MAC_HDR_LEN DOT11_A3_HDR_LEN /* MAC header length */
41 #define DOT11_FCS_LEN 4 /* d11 FCS length */
42 #define DOT11_ICV_LEN 4 /* d11 ICV length */
43 #define DOT11_ICV_AES_LEN 8 /* d11 ICV/AES length */
44 #define DOT11_QOS_LEN 2 /* d11 QoS length */
45 #define DOT11_HTC_LEN 4 /* d11 HT Control field length */
46
47 #define DOT11_KEY_INDEX_SHIFT 6 /* d11 key index shift */
48 #define DOT11_IV_LEN 4 /* d11 IV length */
49 #define DOT11_IV_TKIP_LEN 8 /* d11 IV TKIP length */
50 #define DOT11_IV_AES_OCB_LEN 4 /* d11 IV/AES/OCB length */
51 #define DOT11_IV_AES_CCM_LEN 8 /* d11 IV/AES/CCM length */
52 #define DOT11_IV_MAX_LEN 8 /* maximum iv len for any encryption */
53
54 /* Includes MIC */
55 #define DOT11_MAX_MPDU_BODY_LEN 2304 /* max MPDU body length */
56 /* A4 header + QoS + CCMP + PDU + ICV + FCS = 2352 */
57 #define DOT11_MAX_MPDU_LEN (DOT11_A4_HDR_LEN + \
58 DOT11_QOS_LEN + \
59 DOT11_IV_AES_CCM_LEN + \
60 DOT11_MAX_MPDU_BODY_LEN + \
61 DOT11_ICV_LEN + \
62 DOT11_FCS_LEN) /* d11 max MPDU length */
63
64 #define DOT11_MAX_SSID_LEN 32 /* d11 max ssid length */
65
66 /* dot11RTSThreshold */
67 #define DOT11_DEFAULT_RTS_LEN 2347 /* d11 default RTS length */
68 #define DOT11_MAX_RTS_LEN 2347 /* d11 max RTS length */
69
70 /* dot11FragmentationThreshold */
71 #define DOT11_MIN_FRAG_LEN 256 /* d11 min fragmentation length */
72 #define DOT11_MAX_FRAG_LEN 2346 /* Max frag is also limited by aMPDUMaxLength
73 * of the attached PHY
74 */
75 #define DOT11_DEFAULT_FRAG_LEN 2346 /* d11 default fragmentation length */
76
77 /* dot11BeaconPeriod */
78 #define DOT11_MIN_BEACON_PERIOD 1 /* d11 min beacon period */
79 #define DOT11_MAX_BEACON_PERIOD 0xFFFF /* d11 max beacon period */
80
81 /* dot11DTIMPeriod */
82 #define DOT11_MIN_DTIM_PERIOD 1 /* d11 min DTIM period */
83 #define DOT11_MAX_DTIM_PERIOD 0xFF /* d11 max DTIM period */
84
85 /* 802.2 LLC/SNAP header used by 802.11 per 802.1H */
86 #define DOT11_LLC_SNAP_HDR_LEN 8 /* d11 LLC/SNAP header length */
87 #define DOT11_OUI_LEN 3 /* d11 OUI length */
88 struct dot11_llc_snap_header {
89 uint8 dsap; /* always 0xAA */
90 uint8 ssap; /* always 0xAA */
91 uint8 ctl; /* always 0x03 */
92 uint8 oui[DOT11_OUI_LEN]; /* RFC1042: 0x00 0x00 0x00
93 * Bridge-Tunnel: 0x00 0x00 0xF8
94 */
95 uint16 type; /* ethertype */
96 } PACKED;
97
98 /* RFC1042 header used by 802.11 per 802.1H */
99 #define RFC1042_HDR_LEN (ETHER_HDR_LEN + DOT11_LLC_SNAP_HDR_LEN) /* RCF1042 header length */
100
101 /* Generic 802.11 MAC header */
102 /*
103 * N.B.: This struct reflects the full 4 address 802.11 MAC header.
104 * The fields are defined such that the shorter 1, 2, and 3
105 * address headers just use the first k fields.
106 */
107 struct dot11_header {
108 uint16 fc; /* frame control */
109 uint16 durid; /* duration/ID */
110 struct ether_addr a1; /* address 1 */
111 struct ether_addr a2; /* address 2 */
112 struct ether_addr a3; /* address 3 */
113 uint16 seq; /* sequence control */
114 struct ether_addr a4; /* address 4 */
115 } PACKED;
116
117 /* Control frames */
118
119 struct dot11_rts_frame {
120 uint16 fc; /* frame control */
121 uint16 durid; /* duration/ID */
122 struct ether_addr ra; /* receiver address */
123 struct ether_addr ta; /* transmitter address */
124 } PACKED;
125 #define DOT11_RTS_LEN 16 /* d11 RTS frame length */
126
127 struct dot11_cts_frame {
128 uint16 fc; /* frame control */
129 uint16 durid; /* duration/ID */
130 struct ether_addr ra; /* receiver address */
131 } PACKED;
132 #define DOT11_CTS_LEN 10 /* d11 CTS frame length */
133
134 struct dot11_ack_frame {
135 uint16 fc; /* frame control */
136 uint16 durid; /* duration/ID */
137 struct ether_addr ra; /* receiver address */
138 } PACKED;
139 #define DOT11_ACK_LEN 10 /* d11 ACK frame length */
140
141 struct dot11_ps_poll_frame {
142 uint16 fc; /* frame control */
143 uint16 durid; /* AID */
144 struct ether_addr bssid; /* receiver address, STA in AP */
145 struct ether_addr ta; /* transmitter address */
146 } PACKED;
147 #define DOT11_PS_POLL_LEN 16 /* d11 PS poll frame length */
148
149 struct dot11_cf_end_frame {
150 uint16 fc; /* frame control */
151 uint16 durid; /* duration/ID */
152 struct ether_addr ra; /* receiver address */
153 struct ether_addr bssid; /* transmitter address, STA in AP */
154 } PACKED;
155 #define DOT11_CS_END_LEN 16 /* d11 CF-END frame length */
156
157 /* BA/BAR Control parameters */
158 #define DOT11_BA_CTL_POLICY_NORMAL 0x0000 /* normal ack */
159 #define DOT11_BA_CTL_POLICY_NOACK 0x0001 /* no ack */
160 #define DOT11_BA_CTL_POLICY_MASK 0x0001 /* ack policy mask */
161
162 #define DOT11_BA_CTL_MTID 0x0002 /* multi tid BA */
163 #define DOT11_BA_CTL_COMPRESSED 0x0004 /* compressed bitmap */
164
165 #define DOT11_BA_CTL_NUMMSDU_MASK 0x0FC0 /* num msdu in bitmap mask */
166 #define DOT11_BA_CTL_NUMMSDU_SHIFT 6 /* num msdu in bitmap shift */
167
168 #define DOT11_BA_CTL_TID_MASK 0xF000 /* tid mask */
169 #define DOT11_BA_CTL_TID_SHIFT 12 /* tid shift */
170
171 /* control frame header (BA/BAR) */
172 struct dot11_ctl_header {
173 uint16 fc; /* frame control */
174 uint16 durid; /* duration/ID */
175 struct ether_addr ra; /* receiver address */
176 struct ether_addr ta; /* transmitter address */
177 } PACKED;
178 #define DOT11_CTL_HDR_LEN 16 /* control frame hdr len */
179
180 /* BAR frame payload */
181 struct dot11_bar {
182 uint16 bar_control; /* BAR Control */
183 uint16 seqnum; /* Starting Sequence control */
184 } PACKED;
185 #define DOT11_BAR_LEN 4 /* BAR frame payload length */
186
187 #define DOT11_BA_BITMAP_LEN 128 /* bitmap length */
188 #define DOT11_BA_CMP_BITMAP_LEN 8 /* compressed bitmap length */
189 /* BA frame payload */
190 struct dot11_ba {
191 uint16 ba_control; /* BA Control */
192 uint16 seqnum; /* Starting Sequence control */
193 uint8 bitmap[DOT11_BA_BITMAP_LEN]; /* Block Ack Bitmap */
194 } PACKED;
195 #define DOT11_BA_LEN 4 /* BA frame payload len (wo bitmap) */
196
197 /* Management frame header */
198 struct dot11_management_header {
199 uint16 fc; /* frame control */
200 uint16 durid; /* duration/ID */
201 struct ether_addr da; /* receiver address */
202 struct ether_addr sa; /* transmitter address */
203 struct ether_addr bssid; /* BSS ID */
204 uint16 seq; /* sequence control */
205 } PACKED;
206 #define DOT11_MGMT_HDR_LEN 24 /* d11 management header length */
207
208 /* Management frame payloads */
209
210 struct dot11_bcn_prb {
211 uint32 timestamp[2];
212 uint16 beacon_interval;
213 uint16 capability;
214 } PACKED;
215 #define DOT11_BCN_PRB_LEN 12 /* 802.11 beacon/probe frame fixed length */
216
217 struct dot11_auth {
218 uint16 alg; /* algorithm */
219 uint16 seq; /* sequence control */
220 uint16 status; /* status code */
221 } PACKED;
222 #define DOT11_AUTH_FIXED_LEN 6 /* length of auth frame without challenge info
223 * elt
224 */
225
226 struct dot11_assoc_req {
227 uint16 capability; /* capability information */
228 uint16 listen; /* listen interval */
229 } PACKED;
230 #define DOT11_ASSOC_REQ_FIXED_LEN 4 /* length of assoc frame without info elts */
231
232 struct dot11_reassoc_req {
233 uint16 capability; /* capability information */
234 uint16 listen; /* listen interval */
235 struct ether_addr ap; /* Current AP address */
236 } PACKED;
237 #define DOT11_REASSOC_REQ_FIXED_LEN 10 /* length of assoc frame without info elts */
238
239 struct dot11_assoc_resp {
240 uint16 capability; /* capability information */
241 uint16 status; /* status code */
242 uint16 aid; /* association ID */
243 } PACKED;
244
245 struct dot11_action_measure {
246 uint8 category;
247 uint8 action;
248 uint8 token;
249 uint8 data[1];
250 } PACKED;
251 #define DOT11_ACTION_MEASURE_LEN 3 /* d11 action measurement header length */
252
253 struct dot11_action_ht_ch_width {
254 uint8 category;
255 uint8 action;
256 uint8 ch_width;
257 } PACKED;
258
259 struct dot11_action_ht_mimops {
260 uint8 category;
261 uint8 action;
262 uint8 control;
263 } PACKED;
264
265 #define SM_PWRSAVE_ENABLE 1
266 #define SM_PWRSAVE_MODE 2
267
268 struct dot11_action_ht_info_xchg {
269 uint8 category;
270 uint8 action;
271 uint8 info;
272 } PACKED;
273
274 #define DOT11_HT_INFO_XCHG_INFO_REQ 0x01
275 #define DOT11_HT_INFO_XCHG_40MHZ_INTOLERANT 0x02
276 #define DOT11_HT_INFO_XCHG_STA_CHAN_WIDTH 0x04
277
278
279 /* ************* 802.11h related definitions. ************* */
280 struct dot11_power_cnst {
281 uint8 id;
282 uint8 len;
283 uint8 power;
284 } PACKED;
285 typedef struct dot11_power_cnst dot11_power_cnst_t;
286
287 struct dot11_power_cap {
288 uint8 min;
289 uint8 max;
290 } PACKED;
291 typedef struct dot11_power_cap dot11_power_cap_t;
292
293 struct dot11_tpc_rep {
294 uint8 id;
295 uint8 len;
296 uint8 tx_pwr;
297 uint8 margin;
298 } PACKED;
299 typedef struct dot11_tpc_rep dot11_tpc_rep_t;
300 #define DOT11_MNG_IE_TPC_REPORT_LEN 2 /* length of IE data, not including 2 byte header */
301
302 struct dot11_supp_channels {
303 uint8 id;
304 uint8 len;
305 uint8 first_channel;
306 uint8 num_channels;
307 } PACKED;
308 typedef struct dot11_supp_channels dot11_supp_channels_t;
309
310 /* Extension Channel Offset IE: 802.11n-D1.0 spec. added sideband
311 * offset for 40MHz operation. The possible 3 values are:
312 * 1 = above control channel
313 * 3 = below control channel
314 * 0 = no extension channel
315 */
316 struct dot11_extch {
317 uint8 id; /* IE ID, 62, DOT11_MNG_EXT_CHANNEL_OFFSET */
318 uint8 len; /* IE length */
319 uint8 extch;
320 } PACKED;
321 typedef struct dot11_extch dot11_extch_ie_t;
322
323 struct dot11_brcm_extch {
324 uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */
325 uint8 len; /* IE length */
326 uint8 oui[3]; /* Proprietary OUI, BRCM_OUI */
327 uint8 type; /* type inidicates what follows */
328 uint8 extch;
329 } PACKED;
330 typedef struct dot11_brcm_extch dot11_brcm_extch_ie_t;
331
332 #define BRCM_EXTCH_IE_LEN 5
333 #define BRCM_EXTCH_IE_TYPE 53 /* 802.11n ID not yet assigned */
334 #define DOT11_EXTCH_IE_LEN 1
335 #define DOT11_EXT_CH_MASK 0x03 /* extension channel mask */
336 #define DOT11_EXT_CH_UPPER 0x01 /* ext. ch. on upper sb */
337 #define DOT11_EXT_CH_LOWER 0x03 /* ext. ch. on lower sb */
338 #define DOT11_EXT_CH_NONE 0x00 /* no extension ch. */
339
340 struct dot11_action_frmhdr {
341 uint8 category;
342 uint8 action;
343 uint8 data[1];
344 } PACKED;
345
346 /* CSA IE data structure */
347 struct dot11_channel_switch {
348 uint8 id; /* id DOT11_MNG_CHANNEL_SWITCH_ID */
349 uint8 len; /* length of IE */
350 uint8 mode; /* mode 0 or 1 */
351 uint8 channel; /* channel switch to */
352 uint8 count; /* number of beacons before switching */
353 } PACKED;
354 typedef struct dot11_channel_switch dot11_chan_switch_ie_t;
355
356 #define DOT11_SWITCH_IE_LEN 3 /* length of IE data, not including 2 byte header */
357 /* CSA mode - 802.11h-2003 $7.3.2.20 */
358 #define DOT11_CSA_MODE_ADVISORY 0 /* no DOT11_CSA_MODE_NO_TX restriction imposed */
359 #define DOT11_CSA_MODE_NO_TX 1 /* no transmission upon receiving CSA frame. */
360
361 struct dot11_action_switch_channel {
362 uint8 category;
363 uint8 action;
364 dot11_chan_switch_ie_t chan_switch_ie; /* for switch IE */
365 dot11_brcm_extch_ie_t extch_ie; /* extension channel offset */
366 } PACKED;
367
368 /* 11n Extended Channel Switch IE data structure */
369 struct dot11_ext_csa {
370 uint8 id; /* id DOT11_MNG_EXT_CHANNEL_SWITCH_ID */
371 uint8 len; /* length of IE */
372 uint8 mode; /* mode 0 or 1 */
373 uint8 reg; /* regulatory class */
374 uint8 channel; /* channel switch to */
375 uint8 count; /* number of beacons before switching */
376 } PACKED;
377 typedef struct dot11_ext_csa dot11_ext_csa_ie_t;
378 #define DOT11_EXT_CSA_IE_LEN 4 /* length of extended channel switch IE body */
379
380 struct dot11_action_ext_csa {
381 uint8 category;
382 uint8 action;
383 dot11_ext_csa_ie_t chan_switch_ie; /* for switch IE */
384 } PACKED;
385
386 /* 802.11h Measurement Request/Report IEs */
387 /* Measurement Type field */
388 #define DOT11_MEASURE_TYPE_BASIC 0 /* d11 measurement basic type */
389 #define DOT11_MEASURE_TYPE_CCA 1 /* d11 measurement CCA type */
390 #define DOT11_MEASURE_TYPE_RPI 2 /* d11 measurement PRI type */
391
392 /* Measurement Request Modes */
393 #define DOT11_MEASURE_MODE_ENABLE (1<<1) /* d11 measurement enable */
394 #define DOT11_MEASURE_MODE_REQUEST (1<<2) /* d11 measurement request */
395 #define DOT11_MEASURE_MODE_REPORT (1<<3) /* d11 measurement report */
396 /* Measurement Report Modes */
397 #define DOT11_MEASURE_MODE_LATE (1<<0) /* d11 measurement late */
398 #define DOT11_MEASURE_MODE_INCAPABLE (1<<1) /* d11 measurement incapable */
399 #define DOT11_MEASURE_MODE_REFUSED (1<<2) /* d11 measurement refuse */
400 /* Basic Measurement Map bits */
401 #define DOT11_MEASURE_BASIC_MAP_BSS ((uint8)(1<<0)) /* d11 measurement basic map BSS */
402 #define DOT11_MEASURE_BASIC_MAP_OFDM ((uint8)(1<<1)) /* d11 measurement map OFDM */
403 #define DOT11_MEASURE_BASIC_MAP_UKNOWN ((uint8)(1<<2)) /* d11 measurement map unknown */
404 #define DOT11_MEASURE_BASIC_MAP_RADAR ((uint8)(1<<3)) /* d11 measurement map radar */
405 #define DOT11_MEASURE_BASIC_MAP_UNMEAS ((uint8)(1<<4)) /* d11 measurement map unmeasuremnt */
406
407 struct dot11_meas_req {
408 uint8 id;
409 uint8 len;
410 uint8 token;
411 uint8 mode;
412 uint8 type;
413 uint8 channel;
414 uint8 start_time[8];
415 uint16 duration;
416 } PACKED;
417 typedef struct dot11_meas_req dot11_meas_req_t;
418 #define DOT11_MNG_IE_MREQ_LEN 14 /* d11 measurement request IE length */
419 /* length of Measure Request IE data not including variable len */
420 #define DOT11_MNG_IE_MREQ_FIXED_LEN 3 /* d11 measurement request IE fixed length */
421
422 struct dot11_meas_rep {
423 uint8 id;
424 uint8 len;
425 uint8 token;
426 uint8 mode;
427 uint8 type;
428 union
429 {
430 struct {
431 uint8 channel;
432 uint8 start_time[8];
433 uint16 duration;
434 uint8 map;
435 } PACKED basic;
436 uint8 data[1];
437 } PACKED rep;
438 } PACKED;
439 typedef struct dot11_meas_rep dot11_meas_rep_t;
440
441 /* length of Measure Report IE data not including variable len */
442 #define DOT11_MNG_IE_MREP_FIXED_LEN 3 /* d11 measurement response IE fixed length */
443
444 struct dot11_meas_rep_basic {
445 uint8 channel;
446 uint8 start_time[8];
447 uint16 duration;
448 uint8 map;
449 } PACKED;
450 typedef struct dot11_meas_rep_basic dot11_meas_rep_basic_t;
451 #define DOT11_MEASURE_BASIC_REP_LEN 12 /* d11 measurement basic report length */
452
453 struct dot11_quiet {
454 uint8 id;
455 uint8 len;
456 uint8 count; /* TBTTs until beacon interval in quiet starts */
457 uint8 period; /* Beacon intervals between periodic quiet periods ? */
458 uint16 duration; /* Length of quiet period, in TU's */
459 uint16 offset; /* TU's offset from TBTT in Count field */
460 } PACKED;
461 typedef struct dot11_quiet dot11_quiet_t;
462
463 struct chan_map_tuple {
464 uint8 channel;
465 uint8 map;
466 } PACKED;
467 typedef struct chan_map_tuple chan_map_tuple_t;
468
469 struct dot11_ibss_dfs {
470 uint8 id;
471 uint8 len;
472 uint8 eaddr[ETHER_ADDR_LEN];
473 uint8 interval;
474 chan_map_tuple_t map[1];
475 } PACKED;
476 typedef struct dot11_ibss_dfs dot11_ibss_dfs_t;
477
478 /* WME Elements */
479 #define WME_OUI "\x00\x50\xf2" /* WME OUI */
480 #define WME_VER 1 /* WME version */
481 #define WME_TYPE 2 /* WME type */
482 #define WME_SUBTYPE_IE 0 /* Information Element */
483 #define WME_SUBTYPE_PARAM_IE 1 /* Parameter Element */
484 #define WME_SUBTYPE_TSPEC 2 /* Traffic Specification */
485
486 /* WME Access Category Indices (ACIs) */
487 #define AC_BE 0 /* Best Effort */
488 #define AC_BK 1 /* Background */
489 #define AC_VI 2 /* Video */
490 #define AC_VO 3 /* Voice */
491 #define AC_COUNT 4 /* number of ACs */
492
493 typedef uint8 ac_bitmap_t; /* AC bitmap of (1 << AC_xx) */
494
495 #define AC_BITMAP_NONE 0x0 /* No ACs */
496 #define AC_BITMAP_ALL 0xf /* All ACs */
497 #define AC_BITMAP_TST(ab, ac) (((ab) & (1 << (ac))) != 0)
498
499 /* WME Information Element (IE) */
500 struct wme_ie {
501 uint8 oui[3];
502 uint8 type;
503 uint8 subtype;
504 uint8 version;
505 uint8 qosinfo;
506 } PACKED;
507 typedef struct wme_ie wme_ie_t;
508 #define WME_IE_LEN 7 /* WME IE length */
509
510 struct edcf_acparam {
511 uint8 ACI;
512 uint8 ECW;
513 uint16 TXOP; /* stored in network order (ls octet first) */
514 } PACKED;
515 typedef struct edcf_acparam edcf_acparam_t;
516
517 /* WME Parameter Element (PE) */
518 struct wme_param_ie {
519 uint8 oui[3];
520 uint8 type;
521 uint8 subtype;
522 uint8 version;
523 uint8 qosinfo;
524 uint8 rsvd;
525 edcf_acparam_t acparam[AC_COUNT];
526 } PACKED;
527 typedef struct wme_param_ie wme_param_ie_t;
528 #define WME_PARAM_IE_LEN 24 /* WME Parameter IE length */
529
530 /* QoS Info field for IE as sent from AP */
531 #define WME_QI_AP_APSD_MASK 0x80 /* U-APSD Supported mask */
532 #define WME_QI_AP_APSD_SHIFT 7 /* U-APSD Supported shift */
533 #define WME_QI_AP_COUNT_MASK 0x0f /* Parameter set count mask */
534 #define WME_QI_AP_COUNT_SHIFT 0 /* Parameter set count shift */
535
536 /* QoS Info field for IE as sent from STA */
537 #define WME_QI_STA_MAXSPLEN_MASK 0x60 /* Max Service Period Length mask */
538 #define WME_QI_STA_MAXSPLEN_SHIFT 5 /* Max Service Period Length shift */
539 #define WME_QI_STA_APSD_ALL_MASK 0xf /* APSD all AC bits mask */
540 #define WME_QI_STA_APSD_ALL_SHIFT 0 /* APSD all AC bits shift */
541 #define WME_QI_STA_APSD_BE_MASK 0x8 /* APSD AC_BE mask */
542 #define WME_QI_STA_APSD_BE_SHIFT 3 /* APSD AC_BE shift */
543 #define WME_QI_STA_APSD_BK_MASK 0x4 /* APSD AC_BK mask */
544 #define WME_QI_STA_APSD_BK_SHIFT 2 /* APSD AC_BK shift */
545 #define WME_QI_STA_APSD_VI_MASK 0x2 /* APSD AC_VI mask */
546 #define WME_QI_STA_APSD_VI_SHIFT 1 /* APSD AC_VI shift */
547 #define WME_QI_STA_APSD_VO_MASK 0x1 /* APSD AC_VO mask */
548 #define WME_QI_STA_APSD_VO_SHIFT 0 /* APSD AC_VO shift */
549
550 /* ACI */
551 #define EDCF_AIFSN_MIN 1 /* AIFSN minimum value */
552 #define EDCF_AIFSN_MAX 15 /* AIFSN maximum value */
553 #define EDCF_AIFSN_MASK 0x0f /* AIFSN mask */
554 #define EDCF_ACM_MASK 0x10 /* ACM mask */
555 #define EDCF_ACI_MASK 0x60 /* ACI mask */
556 #define EDCF_ACI_SHIFT 5 /* ACI shift */
557
558 /* ECW */
559 #define EDCF_ECW_MIN 0 /* cwmin/cwmax exponent minimum value */
560 #define EDCF_ECW_MAX 15 /* cwmin/cwmax exponent maximum value */
561 #define EDCF_ECW2CW(exp) ((1 << (exp)) - 1)
562 #define EDCF_ECWMIN_MASK 0x0f /* cwmin exponent form mask */
563 #define EDCF_ECWMAX_MASK 0xf0 /* cwmax exponent form mask */
564 #define EDCF_ECWMAX_SHIFT 4 /* cwmax exponent form shift */
565
566 /* TXOP */
567 #define EDCF_TXOP_MIN 0 /* TXOP minimum value */
568 #define EDCF_TXOP_MAX 65535 /* TXOP maximum value */
569 #define EDCF_TXOP2USEC(txop) ((txop) << 5)
570
571 /* Default EDCF parameters that AP advertises for STA to use; WMM draft Table 12 */
572 #define EDCF_AC_BE_ACI_STA 0x03 /* STA ACI value for best effort AC */
573 #define EDCF_AC_BE_ECW_STA 0xA4 /* STA ECW value for best effort AC */
574 #define EDCF_AC_BE_TXOP_STA 0x0000 /* STA TXOP value for best effort AC */
575 #define EDCF_AC_BK_ACI_STA 0x27 /* STA ACI value for background AC */
576 #define EDCF_AC_BK_ECW_STA 0xA4 /* STA ECW value for background AC */
577 #define EDCF_AC_BK_TXOP_STA 0x0000 /* STA TXOP value for background AC */
578 #define EDCF_AC_VI_ACI_STA 0x42 /* STA ACI value for video AC */
579 #define EDCF_AC_VI_ECW_STA 0x43 /* STA ECW value for video AC */
580 #define EDCF_AC_VI_TXOP_STA 0x005e /* STA TXOP value for video AC */
581 #define EDCF_AC_VO_ACI_STA 0x62 /* STA ACI value for audio AC */
582 #define EDCF_AC_VO_ECW_STA 0x32 /* STA ECW value for audio AC */
583 #define EDCF_AC_VO_TXOP_STA 0x002f /* STA TXOP value for audio AC */
584
585 /* Default EDCF parameters that AP uses; WMM draft Table 14 */
586 #define EDCF_AC_BE_ACI_AP 0x03 /* AP ACI value for best effort AC */
587 #define EDCF_AC_BE_ECW_AP 0x64 /* AP ECW value for best effort AC */
588 #define EDCF_AC_BE_TXOP_AP 0x0000 /* AP TXOP value for best effort AC */
589 #define EDCF_AC_BK_ACI_AP 0x27 /* AP ACI value for background AC */
590 #define EDCF_AC_BK_ECW_AP 0xA4 /* AP ECW value for background AC */
591 #define EDCF_AC_BK_TXOP_AP 0x0000 /* AP TXOP value for background AC */
592 #define EDCF_AC_VI_ACI_AP 0x41 /* AP ACI value for video AC */
593 #define EDCF_AC_VI_ECW_AP 0x43 /* AP ECW value for video AC */
594 #define EDCF_AC_VI_TXOP_AP 0x005e /* AP TXOP value for video AC */
595 #define EDCF_AC_VO_ACI_AP 0x61 /* AP ACI value for audio AC */
596 #define EDCF_AC_VO_ECW_AP 0x32 /* AP ECW value for audio AC */
597 #define EDCF_AC_VO_TXOP_AP 0x002f /* AP TXOP value for audio AC */
598
599 struct dot11_qbss_load_ie {
600 uint8 id; /* 11, DOT11_MNG_QBSS_LOAD_ID */
601 uint8 length;
602 uint16 station_count; /* total number of STAs associated */
603 uint8 channel_utilization; /* % of time, normalized to 255, QAP sensed medium busy */
604 uint16 aac; /* available admission capacity */
605 } PACKED;
606 typedef struct dot11_qbss_load_ie dot11_qbss_load_ie_t;
607
608 /* nom_msdu_size */
609 #define FIXED_MSDU_SIZE 0x8000 /* MSDU size is fixed */
610 #define MSDU_SIZE_MASK 0x7fff /* (Nominal or fixed) MSDU size */
611
612 /* surplus_bandwidth */
613 /* Represented as 3 bits of integer, binary point, 13 bits fraction */
614 #define INTEGER_SHIFT 13 /* integer shift */
615 #define FRACTION_MASK 0x1FFF /* fraction mask */
616
617 /* Management Notification Frame */
618 struct dot11_management_notification {
619 uint8 category; /* DOT11_ACTION_NOTIFICATION */
620 uint8 action;
621 uint8 token;
622 uint8 status;
623 uint8 data[1]; /* Elements */
624 } PACKED;
625 #define DOT11_MGMT_NOTIFICATION_LEN 4 /* Fixed length */
626
627 /* WME Action Codes */
628 #define WME_ADDTS_REQUEST 0 /* WME ADDTS request */
629 #define WME_ADDTS_RESPONSE 1 /* WME ADDTS response */
630 #define WME_DELTS_REQUEST 2 /* WME DELTS request */
631
632 /* WME Setup Response Status Codes */
633 #define WME_ADMISSION_ACCEPTED 0 /* WME admission accepted */
634 #define WME_INVALID_PARAMETERS 1 /* WME invalide parameters */
635 #define WME_ADMISSION_REFUSED 3 /* WME admission refused */
636
637 /* Macro to take a pointer to a beacon or probe response
638 * body and return the char* pointer to the SSID info element
639 */
640 #define BCN_PRB_SSID(body) ((char*)(body) + DOT11_BCN_PRB_LEN)
641
642 /* Authentication frame payload constants */
643 #define DOT11_OPEN_SYSTEM 0 /* d11 open authentication */
644 #define DOT11_SHARED_KEY 1 /* d11 shared authentication */
645 #define DOT11_CHALLENGE_LEN 128 /* d11 challenge text length */
646
647 /* Frame control macros */
648 #define FC_PVER_MASK 0x3 /* PVER mask */
649 #define FC_PVER_SHIFT 0 /* PVER shift */
650 #define FC_TYPE_MASK 0xC /* type mask */
651 #define FC_TYPE_SHIFT 2 /* type shift */
652 #define FC_SUBTYPE_MASK 0xF0 /* subtype mask */
653 #define FC_SUBTYPE_SHIFT 4 /* subtype shift */
654 #define FC_TODS 0x100 /* to DS */
655 #define FC_TODS_SHIFT 8 /* to DS shift */
656 #define FC_FROMDS 0x200 /* from DS */
657 #define FC_FROMDS_SHIFT 9 /* from DS shift */
658 #define FC_MOREFRAG 0x400 /* more frag. */
659 #define FC_MOREFRAG_SHIFT 10 /* more frag. shift */
660 #define FC_RETRY 0x800 /* retry */
661 #define FC_RETRY_SHIFT 11 /* retry shift */
662 #define FC_PM 0x1000 /* PM */
663 #define FC_PM_SHIFT 12 /* PM shift */
664 #define FC_MOREDATA 0x2000 /* more data */
665 #define FC_MOREDATA_SHIFT 13 /* more data shift */
666 #define FC_WEP 0x4000 /* WEP */
667 #define FC_WEP_SHIFT 14 /* WEP shift */
668 #define FC_ORDER 0x8000 /* order */
669 #define FC_ORDER_SHIFT 15 /* order shift */
670
671 /* sequence control macros */
672 #define SEQNUM_SHIFT 4 /* seq. number shift */
673 #define SEQNUM_MAX 0x1000 /* max seqnum + 1 */
674 #define FRAGNUM_MASK 0xF /* frag. number mask */
675
676 /* Frame Control type/subtype defs */
677
678 /* FC Types */
679 #define FC_TYPE_MNG 0 /* management type */
680 #define FC_TYPE_CTL 1 /* control type */
681 #define FC_TYPE_DATA 2 /* data type */
682
683 /* Management Subtypes */
684 #define FC_SUBTYPE_ASSOC_REQ 0 /* assoc. request */
685 #define FC_SUBTYPE_ASSOC_RESP 1 /* assoc. response */
686 #define FC_SUBTYPE_REASSOC_REQ 2 /* reassoc. request */
687 #define FC_SUBTYPE_REASSOC_RESP 3 /* reassoc. response */
688 #define FC_SUBTYPE_PROBE_REQ 4 /* probe request */
689 #define FC_SUBTYPE_PROBE_RESP 5 /* probe response */
690 #define FC_SUBTYPE_BEACON 8 /* beacon */
691 #define FC_SUBTYPE_ATIM 9 /* ATIM */
692 #define FC_SUBTYPE_DISASSOC 10 /* disassoc. */
693 #define FC_SUBTYPE_AUTH 11 /* authentication */
694 #define FC_SUBTYPE_DEAUTH 12 /* de-authentication */
695 #define FC_SUBTYPE_ACTION 13 /* action */
696 #define FC_SUBTYPE_ACTION_NOACK 14 /* action no-ack */
697
698 /* Control Subtypes */
699 #define FC_SUBTYPE_CTL_WRAPPER 7 /* Control Wrapper */
700 #define FC_SUBTYPE_BLOCKACK_REQ 8 /* Block Ack Req */
701 #define FC_SUBTYPE_BLOCKACK 9 /* Block Ack */
702 #define FC_SUBTYPE_PS_POLL 10 /* PS poll */
703 #define FC_SUBTYPE_RTS 11 /* RTS */
704 #define FC_SUBTYPE_CTS 12 /* CTS */
705 #define FC_SUBTYPE_ACK 13 /* ACK */
706 #define FC_SUBTYPE_CF_END 14 /* CF-END */
707 #define FC_SUBTYPE_CF_END_ACK 15 /* CF-END ACK */
708
709 /* Data Subtypes */
710 #define FC_SUBTYPE_DATA 0 /* Data */
711 #define FC_SUBTYPE_DATA_CF_ACK 1 /* Data + CF-ACK */
712 #define FC_SUBTYPE_DATA_CF_POLL 2 /* Data + CF-Poll */
713 #define FC_SUBTYPE_DATA_CF_ACK_POLL 3 /* Data + CF-Ack + CF-Poll */
714 #define FC_SUBTYPE_NULL 4 /* Null */
715 #define FC_SUBTYPE_CF_ACK 5 /* CF-Ack */
716 #define FC_SUBTYPE_CF_POLL 6 /* CF-Poll */
717 #define FC_SUBTYPE_CF_ACK_POLL 7 /* CF-Ack + CF-Poll */
718 #define FC_SUBTYPE_QOS_DATA 8 /* QoS Data */
719 #define FC_SUBTYPE_QOS_DATA_CF_ACK 9 /* QoS Data + CF-Ack */
720 #define FC_SUBTYPE_QOS_DATA_CF_POLL 10 /* QoS Data + CF-Poll */
721 #define FC_SUBTYPE_QOS_DATA_CF_ACK_POLL 11 /* QoS Data + CF-Ack + CF-Poll */
722 #define FC_SUBTYPE_QOS_NULL 12 /* QoS Null */
723 #define FC_SUBTYPE_QOS_CF_POLL 14 /* QoS CF-Poll */
724 #define FC_SUBTYPE_QOS_CF_ACK_POLL 15 /* QoS CF-Ack + CF-Poll */
725
726 /* Data Subtype Groups */
727 #define FC_SUBTYPE_ANY_QOS(s) (((s) & 8) != 0)
728 #define FC_SUBTYPE_ANY_NULL(s) (((s) & 4) != 0)
729 #define FC_SUBTYPE_ANY_CF_POLL(s) (((s) & 2) != 0)
730 #define FC_SUBTYPE_ANY_CF_ACK(s) (((s) & 1) != 0)
731
732 /* Type/Subtype Combos */
733 #define FC_KIND_MASK (FC_TYPE_MASK | FC_SUBTYPE_MASK) /* FC kind mask */
734
735 #define FC_KIND(t, s) (((t) << FC_TYPE_SHIFT) | ((s) << FC_SUBTYPE_SHIFT)) /* FC kind */
736
737 #define FC_SUBTYPE(fc) (((fc) & FC_SUBTYPE_MASK) >> FC_SUBTYPE_SHIFT) /* Subtype from FC */
738 #define FC_TYPE(fc) (((fc) & FC_TYPE_MASK) >> FC_TYPE_SHIFT) /* Type from FC */
739
740 #define FC_ASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_REQ) /* assoc. request */
741 #define FC_ASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_RESP) /* assoc. response */
742 #define FC_REASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_REQ) /* reassoc. request */
743 #define FC_REASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_RESP) /* reassoc. response */
744 #define FC_PROBE_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_REQ) /* probe request */
745 #define FC_PROBE_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_RESP) /* probe response */
746 #define FC_BEACON FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_BEACON) /* beacon */
747 #define FC_DISASSOC FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DISASSOC) /* disassoc */
748 #define FC_AUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_AUTH) /* authentication */
749 #define FC_DEAUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DEAUTH) /* deauthentication */
750 #define FC_ACTION FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ACTION) /* action */
751 #define FC_ACTION_NOACK FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ACTION_NOACK) /* action no-ack */
752
753 #define FC_CTL_WRAPPER FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTL_WRAPPER) /* Control Wrapper */
754 #define FC_BLOCKACK_REQ FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK_REQ) /* Block Ack Req */
755 #define FC_BLOCKACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK) /* Block Ack */
756 #define FC_PS_POLL FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_PS_POLL) /* PS poll */
757 #define FC_RTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_RTS) /* RTS */
758 #define FC_CTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTS) /* CTS */
759 #define FC_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_ACK) /* ACK */
760 #define FC_CF_END FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END) /* CF-END */
761 #define FC_CF_END_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END_ACK) /* CF-END ACK */
762
763 #define FC_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA) /* data */
764 #define FC_NULL_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_NULL) /* null data */
765 #define FC_DATA_CF_ACK FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA_CF_ACK) /* data CF ACK */
766 #define FC_QOS_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_DATA) /* QoS data */
767 #define FC_QOS_NULL FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_NULL) /* QoS null */
768
769 /* QoS Control Field */
770
771 /* 802.1D Priority */
772 #define QOS_PRIO_SHIFT 0 /* QoS priority shift */
773 #define QOS_PRIO_MASK 0x0007 /* QoS priority mask */
774 #define QOS_PRIO(qos) (((qos) & QOS_PRIO_MASK) >> QOS_PRIO_SHIFT) /* QoS priority */
775
776 /* Traffic Identifier */
777 #define QOS_TID_SHIFT 0 /* QoS TID shift */
778 #define QOS_TID_MASK 0x000f /* QoS TID mask */
779 #define QOS_TID(qos) (((qos) & QOS_TID_MASK) >> QOS_TID_SHIFT) /* QoS TID */
780
781 /* End of Service Period (U-APSD) */
782 #define QOS_EOSP_SHIFT 4 /* QoS End of Service Period shift */
783 #define QOS_EOSP_MASK 0x0010 /* QoS End of Service Period mask */
784 #define QOS_EOSP(qos) (((qos) & QOS_EOSP_MASK) >> QOS_EOSP_SHIFT) /* Qos EOSP */
785
786 /* Ack Policy */
787 #define QOS_ACK_NORMAL_ACK 0 /* Normal Ack */
788 #define QOS_ACK_NO_ACK 1 /* No Ack (eg mcast) */
789 #define QOS_ACK_NO_EXP_ACK 2 /* No Explicit Ack */
790 #define QOS_ACK_BLOCK_ACK 3 /* Block Ack */
791 #define QOS_ACK_SHIFT 5 /* QoS ACK shift */
792 #define QOS_ACK_MASK 0x0060 /* QoS ACK mask */
793 #define QOS_ACK(qos) (((qos) & QOS_ACK_MASK) >> QOS_ACK_SHIFT) /* QoS ACK */
794
795 /* A-MSDU flag */
796 #define QOS_AMSDU_SHIFT 7 /* AMSDU shift */
797 #define QOS_AMSDU_MASK 0x0080 /* AMSDU mask */
798
799 /* Management Frames */
800
801 /* Management Frame Constants */
802
803 /* Fixed fields */
804 #define DOT11_MNG_AUTH_ALGO_LEN 2 /* d11 management auth. algo. length */
805 #define DOT11_MNG_AUTH_SEQ_LEN 2 /* d11 management auth. seq. length */
806 #define DOT11_MNG_BEACON_INT_LEN 2 /* d11 management beacon interval length */
807 #define DOT11_MNG_CAP_LEN 2 /* d11 management cap. length */
808 #define DOT11_MNG_AP_ADDR_LEN 6 /* d11 management AP address length */
809 #define DOT11_MNG_LISTEN_INT_LEN 2 /* d11 management listen interval length */
810 #define DOT11_MNG_REASON_LEN 2 /* d11 management reason length */
811 #define DOT11_MNG_AID_LEN 2 /* d11 management AID length */
812 #define DOT11_MNG_STATUS_LEN 2 /* d11 management status length */
813 #define DOT11_MNG_TIMESTAMP_LEN 8 /* d11 management timestamp length */
814
815 /* DUR/ID field in assoc resp is 0xc000 | AID */
816 #define DOT11_AID_MASK 0x3fff /* d11 AID mask */
817
818 /* Reason Codes */
819 #define DOT11_RC_RESERVED 0 /* d11 RC reserved */
820 #define DOT11_RC_UNSPECIFIED 1 /* Unspecified reason */
821 #define DOT11_RC_AUTH_INVAL 2 /* Previous authentication no longer valid */
822 #define DOT11_RC_DEAUTH_LEAVING 3 /* Deauthenticated because sending station
823 * is leaving (or has left) IBSS or ESS
824 */
825 #define DOT11_RC_INACTIVITY 4 /* Disassociated due to inactivity */
826 #define DOT11_RC_BUSY 5 /* Disassociated because AP is unable to handle
827 * all currently associated stations
828 */
829 #define DOT11_RC_INVAL_CLASS_2 6 /* Class 2 frame received from
830 * nonauthenticated station
831 */
832 #define DOT11_RC_INVAL_CLASS_3 7 /* Class 3 frame received from
833 * nonassociated station
834 */
835 #define DOT11_RC_DISASSOC_LEAVING 8 /* Disassociated because sending station is
836 * leaving (or has left) BSS
837 */
838 #define DOT11_RC_NOT_AUTH 9 /* Station requesting (re)association is not
839 * authenticated with responding station
840 */
841 #define DOT11_RC_BAD_PC 10 /* Unacceptable power capability element */
842 #define DOT11_RC_BAD_CHANNELS 11 /* Unacceptable supported channels element */
843 /* 12 is unused */
844
845 /* 32-39 are QSTA specific reasons added in 11e */
846 #define DOT11_RC_UNSPECIFIED_QOS 32 /* unspecified QoS-related reason */
847 #define DOT11_RC_INSUFFCIENT_BW 33 /* QAP lacks sufficient bandwidth */
848 #define DOT11_RC_EXCESSIVE_FRAMES 34 /* excessive number of frames need ack */
849 #define DOT11_RC_TX_OUTSIDE_TXOP 35 /* transmitting outside the limits of txop */
850 #define DOT11_RC_LEAVING_QBSS 36 /* QSTA is leaving the QBSS (or restting) */
851 #define DOT11_RC_BAD_MECHANISM 37 /* does not want to use the mechanism */
852 #define DOT11_RC_SETUP_NEEDED 38 /* mechanism needs a setup */
853 #define DOT11_RC_TIMEOUT 39 /* timeout */
854
855 #define DOT11_RC_MAX 23 /* Reason codes > 23 are reserved */
856
857 /* Status Codes */
858 #define DOT11_SC_SUCCESS 0 /* Successful */
859 #define DOT11_SC_FAILURE 1 /* Unspecified failure */
860 #define DOT11_SC_CAP_MISMATCH 10 /* Cannot support all requested
861 * capabilities in the Capability
862 * Information field
863 */
864 #define DOT11_SC_REASSOC_FAIL 11 /* Reassociation denied due to inability
865 * to confirm that association exists
866 */
867 #define DOT11_SC_ASSOC_FAIL 12 /* Association denied due to reason
868 * outside the scope of this standard
869 */
870 #define DOT11_SC_AUTH_MISMATCH 13 /* Responding station does not support
871 * the specified authentication
872 * algorithm
873 */
874 #define DOT11_SC_AUTH_SEQ 14 /* Received an Authentication frame
875 * with authentication transaction
876 * sequence number out of expected
877 * sequence
878 */
879 #define DOT11_SC_AUTH_CHALLENGE_FAIL 15 /* Authentication rejected because of
880 * challenge failure
881 */
882 #define DOT11_SC_AUTH_TIMEOUT 16 /* Authentication rejected due to timeout
883 * waiting for next frame in sequence
884 */
885 #define DOT11_SC_ASSOC_BUSY_FAIL 17 /* Association denied because AP is
886 * unable to handle additional
887 * associated stations
888 */
889 #define DOT11_SC_ASSOC_RATE_MISMATCH 18 /* Association denied due to requesting
890 * station not supporting all of the
891 * data rates in the BSSBasicRateSet
892 * parameter
893 */
894 #define DOT11_SC_ASSOC_SHORT_REQUIRED 19 /* Association denied due to requesting
895 * station not supporting the Short
896 * Preamble option
897 */
898 #define DOT11_SC_ASSOC_PBCC_REQUIRED 20 /* Association denied due to requesting
899 * station not supporting the PBCC
900 * Modulation option
901 */
902 #define DOT11_SC_ASSOC_AGILITY_REQUIRED 21 /* Association denied due to requesting
903 * station not supporting the Channel
904 * Agility option
905 */
906 #define DOT11_SC_ASSOC_SPECTRUM_REQUIRED 22 /* Association denied because Spectrum
907 * Management capability is required.
908 */
909 #define DOT11_SC_ASSOC_BAD_POWER_CAP 23 /* Association denied because the info
910 * in the Power Cap element is
911 * unacceptable.
912 */
913 #define DOT11_SC_ASSOC_BAD_SUP_CHANNELS 24 /* Association denied because the info
914 * in the Supported Channel element is
915 * unacceptable
916 */
917 #define DOT11_SC_ASSOC_SHORTSLOT_REQUIRED 25 /* Association denied due to requesting
918 * station not supporting the Short Slot
919 * Time option
920 */
921 #define DOT11_SC_ASSOC_ERPBCC_REQUIRED 26 /* Association denied due to requesting
922 * station not supporting the ER-PBCC
923 * Modulation option
924 */
925 #define DOT11_SC_ASSOC_DSSOFDM_REQUIRED 27 /* Association denied due to requesting
926 * station not supporting the DSS-OFDM
927 * option
928 */
929
930 #define DOT11_SC_DECLINED 37 /* request declined */
931 #define DOT11_SC_INVALID_PARAMS 38 /* One or more params have invalid values */
932
933 /* Info Elts, length of INFORMATION portion of Info Elts */
934 #define DOT11_MNG_DS_PARAM_LEN 1 /* d11 management DS parameter length */
935 #define DOT11_MNG_IBSS_PARAM_LEN 2 /* d11 management IBSS parameter length */
936
937 /* TIM Info element has 3 bytes fixed info in INFORMATION field,
938 * followed by 1 to 251 bytes of Partial Virtual Bitmap
939 */
940 #define DOT11_MNG_TIM_FIXED_LEN 3 /* d11 management TIM fixed length */
941 #define DOT11_MNG_TIM_DTIM_COUNT 0 /* d11 management DTIM count */
942 #define DOT11_MNG_TIM_DTIM_PERIOD 1 /* d11 management DTIM period */
943 #define DOT11_MNG_TIM_BITMAP_CTL 2 /* d11 management TIM BITMAP control */
944 #define DOT11_MNG_TIM_PVB 3 /* d11 management TIM PVB */
945
946 /* TLV defines */
947 #define TLV_TAG_OFF 0 /* tag offset */
948 #define TLV_LEN_OFF 1 /* length offset */
949 #define TLV_HDR_LEN 2 /* header length */
950 #define TLV_BODY_OFF 2 /* body offset */
951
952 /* Management Frame Information Element IDs */
953 #define DOT11_MNG_SSID_ID 0 /* d11 management SSID id */
954 #define DOT11_MNG_RATES_ID 1 /* d11 management rates id */
955 #define DOT11_MNG_FH_PARMS_ID 2 /* d11 management FH parameter id */
956 #define DOT11_MNG_DS_PARMS_ID 3 /* d11 management DS parameter id */
957 #define DOT11_MNG_CF_PARMS_ID 4 /* d11 management CF parameter id */
958 #define DOT11_MNG_TIM_ID 5 /* d11 management TIM id */
959 #define DOT11_MNG_IBSS_PARMS_ID 6 /* d11 management IBSS parameter id */
960 #define DOT11_MNG_COUNTRY_ID 7 /* d11 management country id */
961 #define DOT11_MNG_HOPPING_PARMS_ID 8 /* d11 management hopping parameter id */
962 #define DOT11_MNG_HOPPING_TABLE_ID 9 /* d11 management hopping table id */
963 #define DOT11_MNG_REQUEST_ID 10 /* d11 management request id */
964 #define DOT11_MNG_QBSS_LOAD_ID 11 /* d11 management QBSS Load id */
965 #define DOT11_MNG_CHALLENGE_ID 16 /* d11 management chanllenge id */
966 #define DOT11_MNG_PWR_CONSTRAINT_ID 32 /* 11H PowerConstraint */
967 #define DOT11_MNG_PWR_CAP_ID 33 /* 11H PowerCapability */
968 #define DOT11_MNG_TPC_REQUEST_ID 34 /* 11H TPC Request */
969 #define DOT11_MNG_TPC_REPORT_ID 35 /* 11H TPC Report */
970 #define DOT11_MNG_SUPP_CHANNELS_ID 36 /* 11H Supported Channels */
971 #define DOT11_MNG_CHANNEL_SWITCH_ID 37 /* 11H ChannelSwitch Announcement */
972 #define DOT11_MNG_MEASURE_REQUEST_ID 38 /* 11H MeasurementRequest */
973 #define DOT11_MNG_MEASURE_REPORT_ID 39 /* 11H MeasurementReport */
974 #define DOT11_MNG_QUIET_ID 40 /* 11H Quiet */
975 #define DOT11_MNG_IBSS_DFS_ID 41 /* 11H IBSS_DFS */
976 #define DOT11_MNG_ERP_ID 42 /* d11 management ERP id */
977 #define DOT11_MNG_TS_DELAY_ID 43 /* d11 management TS Delay id */
978 #define DOT11_MNG_HT_CAP 45 /* d11 mgmt HT cap id */
979 #define DOT11_MNG_NONERP_ID 47 /* d11 management NON-ERP id */
980 #define DOT11_MNG_RSN_ID 48 /* d11 management RSN id */
981 #define DOT11_MNG_EXT_RATES_ID 50 /* d11 management ext. rates id */
982 #define DOT11_MNG_EXT_CSA_ID 60 /* d11 Extended CSA */
983 #define DOT11_MNG_HT_ADD 61 /* d11 mgmt additional HT info */
984 #define DOT11_MNG_EXT_CHANNEL_OFFSET 62 /* d11 mgmt ext channel offset */
985 #define DOT11_MNG_EXT_CAP 127 /* d11 mgmt ext capability */
986 #define DOT11_MNG_WPA_ID 221 /* d11 management WPA id */
987 #define DOT11_MNG_PROPR_ID 221 /* d11 management proprietary id */
988
989 /* Rate element Basic flag and rate mask */
990 #define DOT11_RATE_BASIC 0x80 /* flag for a Basic Rate */
991 #define DOT11_RATE_MASK 0x7F /* mask for numeric part of rate */
992
993 /* ERP info element bit values */
994 #define DOT11_MNG_ERP_LEN 1 /* ERP is currently 1 byte long */
995 #define DOT11_MNG_NONERP_PRESENT 0x01 /* NonERP (802.11b) STAs are present
996 *in the BSS
997 */
998 #define DOT11_MNG_USE_PROTECTION 0x02 /* Use protection mechanisms for
999 *ERP-OFDM frames
1000 */
1001 #define DOT11_MNG_BARKER_PREAMBLE 0x04 /* Short Preambles: 0 == allowed,
1002 * 1 == not allowed
1003 */
1004 /* TS Delay element offset & size */
1005 #define DOT11_MGN_TS_DELAY_LEN 4 /* length of TS DELAY IE */
1006 #define TS_DELAY_FIELD_SIZE 4 /* TS DELAY field size */
1007
1008 /* Capability Information Field */
1009 #define DOT11_CAP_ESS 0x0001 /* d11 cap. ESS */
1010 #define DOT11_CAP_IBSS 0x0002 /* d11 cap. IBSS */
1011 #define DOT11_CAP_POLLABLE 0x0004 /* d11 cap. pollable */
1012 #define DOT11_CAP_POLL_RQ 0x0008 /* d11 cap. poll request */
1013 #define DOT11_CAP_PRIVACY 0x0010 /* d11 cap. privacy */
1014 #define DOT11_CAP_SHORT 0x0020 /* d11 cap. short */
1015 #define DOT11_CAP_PBCC 0x0040 /* d11 cap. PBCC */
1016 #define DOT11_CAP_AGILITY 0x0080 /* d11 cap. agility */
1017 #define DOT11_CAP_SPECTRUM 0x0100 /* d11 cap. spectrum */
1018 #define DOT11_CAP_SHORTSLOT 0x0400 /* d11 cap. shortslot */
1019 #define DOT11_CAP_CCK_OFDM 0x2000 /* d11 cap. CCK/OFDM */
1020
1021 /* Extended Capability Information Field */
1022 #define DOT11_EXT_CAP_HT_IE_SUPPORT 0x01 /* support for info xchg action frame */
1023
1024 /* Action Frame Constants */
1025 #define DOT11_ACTION_HDR_LEN 2 /* action frame header length */
1026 #define DOT11_ACTION_CAT_ERR_MASK 0x80 /* d11 action category error mask */
1027 #define DOT11_ACTION_CAT_MASK 0x7F /* d11 action category mask */
1028 #define DOT11_ACTION_CAT_SPECT_MNG 0x00 /* d11 action category spectrum management */
1029 #define DOT11_ACTION_CAT_BLOCKACK 0x03 /* d11 action category block ack */
1030 #define DOT11_ACTION_CAT_HT 0x07 /* d11 action category for HT */
1031 #define DOT11_ACTION_NOTIFICATION 0x11 /* 17 */
1032
1033 #define DOT11_ACTION_ID_M_REQ 0 /* d11 action measurement request */
1034 #define DOT11_ACTION_ID_M_REP 1 /* d11 action measurement response */
1035 #define DOT11_ACTION_ID_TPC_REQ 2 /* d11 action TPC request */
1036 #define DOT11_ACTION_ID_TPC_REP 3 /* d11 action TPC response */
1037 #define DOT11_ACTION_ID_CHANNEL_SWITCH 4 /* d11 action channel switch */
1038 #define DOT11_ACTION_ID_EXT_CSA 5 /* d11 extened CSA for 11n */
1039
1040 /* HT action ids */
1041 #define DOT11_ACTION_ID_HT_CH_WIDTH 0 /* notify channel width action id */
1042 #define DOT11_ACTION_ID_HT_MIMO_PS 1 /* mimo ps action id */
1043 #define DOT11_ACTION_ID_HT_INFO_XCHG 8 /* HT Information Exchange action id */
1044
1045 /* Block Ack action types */
1046 #define DOT11_BA_ACTION_ADDBA_REQ 0 /* ADDBA Req action frame type */
1047 #define DOT11_BA_ACTION_ADDBA_RESP 1 /* ADDBA Resp action frame type */
1048 #define DOT11_BA_ACTION_DELBA 2 /* DELBA action frame type */
1049
1050 /* ADDBA action parameters */
1051 #define DOT11_ADDBA_PARAM_AMSDU_SUP 0x0001 /* AMSDU supported under BA */
1052 #define DOT11_ADDBA_PARAM_POLICY_MASK 0x0002 /* policy mask(ack vs delayed) */
1053 #define DOT11_ADDBA_PARAM_POLICY_SHIFT 1 /* policy shift */
1054 #define DOT11_ADDBA_PARAM_TID_MASK 0x003c /* tid mask */
1055 #define DOT11_ADDBA_PARAM_TID_SHIFT 2 /* tid shift */
1056 #define DOT11_ADDBA_PARAM_BSIZE_MASK 0xffc0 /* buffer size mask */
1057 #define DOT11_ADDBA_PARAM_BSIZE_SHIFT 6 /* buffer size shift */
1058
1059 #define DOT11_ADDBA_POLICY_DELAYED 0 /* delayed BA policy */
1060 #define DOT11_ADDBA_POLICY_IMMEDIATE 1 /* immediate BA policy */
1061
1062 struct dot11_addba_req {
1063 uint8 category; /* category of action frame (3) */
1064 uint8 action; /* action: addba req */
1065 uint8 token; /* identifier */
1066 uint16 addba_param_set; /* parameter set */
1067 uint16 timeout; /* timeout in seconds */
1068 uint16 start_seqnum; /* starting sequence number */
1069 }PACKED;
1070 typedef struct dot11_addba_req dot11_addba_req_t;
1071 #define DOT11_ADDBA_REQ_LEN 9 /* length of addba req frame */
1072
1073 struct dot11_addba_resp {
1074 uint8 category; /* category of action frame (3) */
1075 uint8 action; /* action: addba resp */
1076 uint8 token; /* identifier */
1077 uint16 status; /* status of add request */
1078 uint16 addba_param_set; /* negotiated parameter set */
1079 uint16 timeout; /* negotiated timeout in seconds */
1080 }PACKED;
1081 typedef struct dot11_addba_resp dot11_addba_resp_t;
1082 #define DOT11_ADDBA_RESP_LEN 9 /* length of addba resp frame */
1083
1084 /* DELBA action parameters */
1085 #define DOT11_DELBA_PARAM_INIT_MASK 0x0800 /* initiator mask */
1086 #define DOT11_DELBA_PARAM_INIT_SHIFT 11 /* initiator shift */
1087 #define DOT11_DELBA_PARAM_TID_MASK 0xf000 /* tid mask */
1088 #define DOT11_DELBA_PARAM_TID_SHIFT 12 /* tid shift */
1089
1090 struct dot11_delba {
1091 uint8 category; /* category of action frame (3) */
1092 uint8 action; /* action: addba req */
1093 uint16 delba_param_set; /* paarmeter set */
1094 uint16 reason; /* reason for dellba */
1095 }PACKED;
1096 typedef struct dot11_delba dot11_delba_t;
1097 #define DOT11_DELBA_LEN 6 /* length of delba frame */
1098
1099 /* MLME Enumerations */
1100 #define DOT11_BSSTYPE_INFRASTRUCTURE 0 /* d11 infrastructure */
1101 #define DOT11_BSSTYPE_INDEPENDENT 1 /* d11 independent */
1102 #define DOT11_BSSTYPE_ANY 2 /* d11 any BSS type */
1103 #define DOT11_SCANTYPE_ACTIVE 0 /* d11 scan active */
1104 #define DOT11_SCANTYPE_PASSIVE 1 /* d11 scan passive */
1105
1106 /* 802.11 BRCM "Compromise" Pre N constants */
1107 #define PREN_PREAMBLE 24 /* green field preamble time */
1108 #define PREN_MM_EXT 8 /* extra mixed mode preamble time */
1109 #define PREN_PREAMBLE_EXT 4 /* extra preamble (multiply by unique_streams-1) */
1110
1111 /* 802.11 N PHY constants */
1112 #define NPHY_RIFS_TIME 2 /* NPHY RIFS time */
1113
1114 /* 802.11 A PHY constants */
1115 #define APHY_SLOT_TIME 9 /* APHY slot time */
1116 #define APHY_SIFS_TIME 16 /* APHY SIFS time */
1117 #define APHY_DIFS_TIME (APHY_SIFS_TIME + (2 * APHY_SLOT_TIME)) /* APHY DIFS time */
1118 #define APHY_PREAMBLE_TIME 16 /* APHY preamble time */
1119 #define APHY_SIGNAL_TIME 4 /* APHY signal time */
1120 #define APHY_SYMBOL_TIME 4 /* APHY symbol time */
1121 #define APHY_SERVICE_NBITS 16 /* APHY service nbits */
1122 #define APHY_TAIL_NBITS 6 /* APHY tail nbits */
1123 #define APHY_CWMIN 15 /* APHY cwmin */
1124
1125 /* 802.11 B PHY constants */
1126 #define BPHY_SLOT_TIME 20 /* BPHY slot time */
1127 #define BPHY_SIFS_TIME 10 /* BPHY SIFS time */
1128 #define BPHY_DIFS_TIME 50 /* BPHY DIFS time */
1129 #define BPHY_PLCP_TIME 192 /* BPHY PLCP time */
1130 #define BPHY_PLCP_SHORT_TIME 96 /* BPHY PLCP short time */
1131 #define BPHY_CWMIN 31 /* BPHY cwmin */
1132
1133 /* 802.11 G constants */
1134 #define DOT11_OFDM_SIGNAL_EXTENSION 6 /* d11 OFDM signal extension */
1135
1136 #define PHY_CWMAX 1023 /* PHY cwmax */
1137
1138 #define DOT11_MAXNUMFRAGS 16 /* max # fragments per MSDU */
1139
1140 /* dot11Counters Table - 802.11 spec., Annex D */
1141 typedef struct d11cnt {
1142 uint32 txfrag; /* dot11TransmittedFragmentCount */
1143 uint32 txmulti; /* dot11MulticastTransmittedFrameCount */
1144 uint32 txfail; /* dot11FailedCount */
1145 uint32 txretry; /* dot11RetryCount */
1146 uint32 txretrie; /* dot11MultipleRetryCount */
1147 uint32 rxdup; /* dot11FrameduplicateCount */
1148 uint32 txrts; /* dot11RTSSuccessCount */
1149 uint32 txnocts; /* dot11RTSFailureCount */
1150 uint32 txnoack; /* dot11ACKFailureCount */
1151 uint32 rxfrag; /* dot11ReceivedFragmentCount */
1152 uint32 rxmulti; /* dot11MulticastReceivedFrameCount */
1153 uint32 rxcrc; /* dot11FCSErrorCount */
1154 uint32 txfrmsnt; /* dot11TransmittedFrameCount */
1155 uint32 rxundec; /* dot11WEPUndecryptableCount */
1156 } d11cnt_t;
1157
1158 /* BRCM OUI */
1159 #define BRCM_OUI "\x00\x10\x18" /* Broadcom OUI */
1160
1161 /* OUI for BRCM proprietary IE */
1162 #define BRCM_PROP_OUI "\x00\x90\x4C" /* Broadcom proprietary OUI */
1163
1164 /* BRCM info element */
1165 struct brcm_ie {
1166 uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */
1167 uint8 len; /* IE length */
1168 uint8 oui[3]; /* Proprietary OUI, BRCM_OUI */
1169 uint8 ver; /* type/ver of this IE */
1170 uint8 assoc; /* # of assoc STAs */
1171 uint8 flags; /* misc flags */
1172 uint8 flags1; /* misc flags */
1173 uint16 amsdu_mtu_pref; /* preferred A-MSDU MTU */
1174 } PACKED;
1175 typedef struct brcm_ie brcm_ie_t;
1176 #define BRCM_IE_LEN 11 /* BRCM IE length */
1177 #define BRCM_IE_VER 2 /* BRCM IE version */
1178 #define BRCM_IE_LEGACY_AES_VER 1 /* BRCM IE legacy AES version */
1179
1180 /* brcm_ie flags */
1181 #define BRF_ABCAP 0x1 /* afterburner capable */
1182 #define BRF_ABRQRD 0x2 /* afterburner requested */
1183 #define BRF_LZWDS 0x4 /* lazy wds enabled */
1184 #define BRF_BLOCKACK 0x8 /* BlockACK capable */
1185 #define BRF_ABCOUNTER_MASK 0xf0 /* afterburner wds "state" counter */
1186 #define BRF_ABCOUNTER_SHIFT 4 /* offset of afterburner wds "state" counter */
1187
1188 /* brcm_ie flags1 */
1189 #define BRF1_AMSDU 0x1 /* A-MSDU capable */
1190 #define BRF1_DPT 0x2 /* DPT capable */
1191
1192 #define AB_WDS_TIMEOUT_MAX 15 /* afterburner wds Max count indicating not
1193 * locally capable
1194 */
1195 #define AB_WDS_TIMEOUT_MIN 1 /* afterburner wds, use zero count as indicating
1196 * "downrev"
1197 */
1198
1199 /* EWC definitions */
1200 #define MCSSET_LEN 16 /* 16-bits per 8-bit set to give 128-bits bitmap of MCS Index */
1201 #define MAX_MCS_NUM (128) /* max mcs number = 128 */
1202
1203 struct ewc_cap_ie {
1204 uint16 cap;
1205 uint8 params;
1206 uint8 supp_mcs[MCSSET_LEN];
1207 uint16 ext_htcap;
1208 uint32 txbf_cap;
1209 uint8 as_cap;
1210 } PACKED;
1211 typedef struct ewc_cap_ie ewc_cap_ie_t;
1212
1213 /* CAP IE: EWC 1.0 spec. simply stole a 802.11 IE, we use our prop. IE until this is resolved */
1214 /* the capability IE is primarily used to convey this nodes abilities */
1215 struct ewc_prop_cap_ie {
1216 uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */
1217 uint8 len; /* IE length */
1218 uint8 oui[3]; /* Proprietary OUI, BRCM_PROP_OUI */
1219 uint8 type; /* type inidicates what follows */
1220 ewc_cap_ie_t cap_ie;
1221 } PACKED;
1222 typedef struct ewc_prop_cap_ie ewc_prop_cap_ie_t;
1223 #define EWC_PROP_IE_OVERHEAD 4 /* overhead bytes for prop oui ie */
1224 #define EWC_CAP_IE_LEN 26
1225 #define EWC_CAP_IE_TYPE 51
1226
1227 #define EWC_CAP_LDPC_CODING 0x0001 /* Support for rx of LDPC coded pkts */
1228 #define EWC_CAP_40MHZ 0x0002 /* FALSE:20Mhz, TRUE:20/40MHZ supported */
1229 #define EWC_CAP_MIMO_PS_MASK 0x000C /* Mimo PS mask */
1230 #define EWC_CAP_MIMO_PS_SHIFT 0x0002 /* Mimo PS shift */
1231 #define EWC_CAP_MIMO_PS_OFF 0x0003 /* Mimo PS, no restriction */
1232 #define EWC_CAP_MIMO_PS_RTS 0x0001 /* Mimo PS, send RTS/CTS around MIMO frames */
1233 #define EWC_CAP_MIMO_PS_ON 0x0000 /* Mimo PS, MIMO disallowed */
1234 #define EWC_CAP_GF 0x0010 /* Greenfield preamble support */
1235 #define EWC_CAP_SHORT_GI_20 0x0020 /* 20MHZ short guard interval support */
1236 #define EWC_CAP_SHORT_GI_40 0x0040 /* 40Mhz short guard interval support */
1237 #define EWC_CAP_TX_STBC 0x0080 /* Tx STBC support */
1238 #define EWC_CAP_RX_STBC_MASK 0x0300 /* Rx STBC mask */
1239 #define EWC_CAP_RX_STBC_SHIFT 8 /* Rx STBC shift */
1240 #define EWC_CAP_DELAYED_BA 0x0400 /* delayed BA support */
1241 #define EWC_CAP_MAX_AMSDU 0x0800 /* Max AMSDU size in bytes , 0=3839, 1=7935 */
1242 #define EWC_CAP_DSSS_CCK 0x1000 /* DSSS/CCK supported by the BSS */
1243 #define EWC_CAP_PSMP 0x2000 /* Power Save Multi Poll support */
1244 #define EWC_CAP_40MHZ_INTOLERANT 0x4000 /* 40MHz Intolerant */
1245 #define EWC_CAP_LSIG_TXOP 0x8000 /* L-SIG TXOP protection support */
1246
1247 #define EWC_CAP_RX_STBC_NO 0x0 /* no rx STBC support */
1248 #define EWC_CAP_RX_STBC_ONE_STREAM 0x1 /* rx STBC support of 1 spatial stream */
1249 #define EWC_CAP_RX_STBC_TWO_STREAM 0x2 /* rx STBC support of 1-2 spatial streams */
1250 #define EWC_CAP_RX_STBC_THREE_STREAM 0x3 /* rx STBC support of 1-3 spatial streams */
1251
1252 #define EWC_MAX_AMSDU 7935 /* max amsdu size (bytes) per the EWC spec */
1253 #define EWC_MIN_AMSDU 3835 /* min amsdu size (bytes) per the EWC spec */
1254
1255 #define EWC_PARAMS_RX_FACTOR_MASK 0x03 /* ampdu rcv factor mask */
1256 #define EWC_PARAMS_DENSITY_MASK 0x1C /* ampdu density mask */
1257 #define EWC_PARAMS_DENSITY_SHIFT 2 /* ampdu density shift */
1258
1259 /* EWC/AMPDU specific define */
1260 #define AMPDU_MAX_MPDU_DENSITY 7 /* max mpdu density; in 1/8 usec units */
1261 #define AMPDU_MAX_RX_FACTOR 3 /* max rcv ampdu len (64kb) */
1262 #define AMPDU_RX_FACTOR_BASE 8*1024 /* ampdu factor base for rx len */
1263 #define AMPDU_DELIMITER_LEN 4 /* length of ampdu delimiter */
1264
1265 struct ewc_add_ie {
1266 uint8 ctl_ch; /* control channel number */
1267 uint8 byte1; /* ext ch,rec. ch. width, RIFS support */
1268 uint16 opmode; /* operation mode */
1269 uint16 misc_bits; /* misc bits */
1270 uint8 basic_mcs[MCSSET_LEN]; /* required MCS set */
1271 } PACKED;
1272 typedef struct ewc_add_ie ewc_add_ie_t;
1273
1274 /* ADD IE: EWC 1.0 spec. simply stole a 802.11 IE, we use our prop. IE until this is resolved */
1275 /* the additional IE is primarily used to convey the current BSS configuration */
1276 struct ewc_prop_add_ie {
1277 uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */
1278 uint8 len; /* IE length */
1279 uint8 oui[3]; /* Proprietary OUI, BRCM_PROP_OUI */
1280 uint8 type; /* indicates what follows */
1281 ewc_add_ie_t add_ie;
1282 } PACKED;
1283 typedef struct ewc_prop_add_ie ewc_prop_add_ie_t;
1284
1285 #define EWC_ADD_IE_LEN 22
1286 #define EWC_ADD_IE_TYPE 52
1287
1288 /* byte1 defn's */
1289 #define EWC_BW_ANY 0x04 /* set, STA can use 20 or 40MHz */
1290 #define EWC_RIFS_PERMITTED 0x08 /* RIFS allowed */
1291
1292 /* opmode defn's */
1293 #define EWC_OPMODE_MASK 0x0003 /* protection mode mask */
1294 #define EWC_OPMODE_SHIFT 0 /* protection mode shift */
1295 #define EWC_OPMODE_PURE 0x0000 /* protection mode PURE */
1296 #define EWC_OPMODE_OPTIONAL 0x0001 /* protection mode optional */
1297 #define EWC_OPMODE_HT20IN40 0x0002 /* protection mode 20MHz HT in 40MHz BSS */
1298 #define EWC_OPMODE_MIXED 0x0003 /* protection mode Mixed Mode */
1299 #define EWC_OPMODE_NONGF 0x0004 /* protection mode non-GF */
1300 #define DOT11N_TXBURST 0x0008 /* Tx burst limit */
1301 #define DOT11N_OBSS_NONHT 0x0010 /* OBSS Non-HT STA present */
1302
1303 /* misc_bites defn's */
1304 #define EWC_BASIC_STBC_MCS 0x007f /* basic STBC MCS */
1305 #define EWC_DUAL_STBC_PROT 0x0080 /* Dual STBC Protection */
1306 #define EWC_SECOND_BCN 0x0100 /* Secondary beacon support */
1307 #define EWC_LSIG_TXOP 0x0200 /* L-SIG TXOP Protection full support */
1308 #define EWC_PCO_ACTIVE 0x0400 /* PCO active */
1309 #define EWC_PCO_PHASE 0x0800 /* PCO phase */
1310
1311 /* Tx Burst Limits */
1312 #define DOT11N_2G_TXBURST_LIMIT 6160 /* 2G band Tx burst limit per 802.11n Draft 1.10 (usec) */
1313 #define DOT11N_5G_TXBURST_LIMIT 3080 /* 5G band Tx burst limit per 802.11n Draft 1.10 (usec) */
1314
1315 /* Macros for opmode */
1316 #define GET_EWC_OPMODE(add_ie) ((ltoh16_ua(&add_ie->opmode) & EWC_OPMODE_MASK) \
1317 >> EWC_OPMODE_SHIFT)
1318 #define EWC_MIXEDMODE_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & EWC_OPMODE_MASK) \
1319 == EWC_OPMODE_MIXED) /* mixed mode present */
1320 #define EWC_HT20_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & EWC_OPMODE_MASK) \
1321 == EWC_OPMODE_HT20IN40) /* 20MHz HT present */
1322 #define EWC_OPTIONAL_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & EWC_OPMODE_MASK) \
1323 == EWC_OPMODE_OPTIONAL) /* Optional protection present */
1324 #define EWC_USE_PROTECTION(add_ie) (EWC_HT20_PRESENT((add_ie)) || \
1325 EWC_MIXEDMODE_PRESENT((add_ie))) /* use protection */
1326 #define EWC_NONGF_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & EWC_OPMODE_NONGF) \
1327 == EWC_OPMODE_NONGF) /* non-GF present */
1328 #define DOT11N_TXBURST_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & DOT11N_TXBURST) \
1329 == DOT11N_TXBURST) /* Tx Burst present */
1330 #define DOT11N_OBSS_NONHT_PRESENT(add_ie) ((ltoh16_ua(&add_ie->opmode) & DOT11N_OBSS_NONHT) \
1331 == DOT11N_OBSS_NONHT) /* OBSS Non-HT present */
1332
1333 /* Vendor IE structure */
1334 struct vndr_ie {
1335 uchar id;
1336 uchar len;
1337 uchar oui [3];
1338 uchar data [1]; /* Variable size data */
1339 } PACKED;
1340 typedef struct vndr_ie vndr_ie_t;
1341
1342 #define VNDR_IE_HDR_LEN 2 /* id + len field */
1343 #define VNDR_IE_MIN_LEN 3 /* size of the oui field */
1344 #define VNDR_IE_MAX_LEN 256 /* verdor IE max length */
1345
1346 /* WPA definitions */
1347 #define WPA_VERSION 1 /* WPA version */
1348 #define WPA_OUI "\x00\x50\xF2" /* WPA OUI */
1349
1350 #define WPA2_VERSION 1 /* WPA2 version */
1351 #define WPA2_VERSION_LEN 2 /* WAP2 version length */
1352 #define WPA2_OUI "\x00\x0F\xAC" /* WPA2 OUI */
1353
1354 #define WPA_OUI_LEN 3 /* WPA OUI length */
1355
1356 /* RSN authenticated key managment suite */
1357 #define RSN_AKM_NONE 0 /* None (IBSS) */
1358 #define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */
1359 #define RSN_AKM_PSK 2 /* Pre-shared Key */
1360
1361 /* Key related defines */
1362 #define DOT11_MAX_DEFAULT_KEYS 4 /* number of default keys */
1363 #define DOT11_MAX_KEY_SIZE 32 /* max size of any key */
1364 #define DOT11_MAX_IV_SIZE 16 /* max size of any IV */
1365 #define DOT11_EXT_IV_FLAG (1<<5) /* flag to indicate IV is > 4 bytes */
1366
1367 #define WEP1_KEY_SIZE 5 /* max size of any WEP key */
1368 #define WEP1_KEY_HEX_SIZE 10 /* size of WEP key in hex. */
1369 #define WEP128_KEY_SIZE 13 /* max size of any WEP key */
1370 #define WEP128_KEY_HEX_SIZE 26 /* size of WEP key in hex. */
1371 #define TKIP_MIC_SIZE 8 /* size of TKIP MIC */
1372 #define TKIP_EOM_SIZE 7 /* max size of TKIP EOM */
1373 #define TKIP_EOM_FLAG 0x5a /* TKIP EOM flag byte */
1374 #define TKIP_KEY_SIZE 32 /* size of any TKIP key */
1375 #define TKIP_MIC_AUTH_TX 16 /* offset to Authenticator MIC TX key */
1376 #define TKIP_MIC_AUTH_RX 24 /* offset to Authenticator MIC RX key */
1377 #define TKIP_MIC_SUP_RX TKIP_MIC_AUTH_TX /* offset to Supplicant MIC RX key */
1378 #define TKIP_MIC_SUP_TX TKIP_MIC_AUTH_RX /* offset to Supplicant MIC TX key */
1379 #define AES_KEY_SIZE 16 /* size of AES key */
1380
1381 #undef PACKED
1382 #if !defined(__GNUC__)
1383 #pragma pack()
1384 #endif
1385
1386 #endif /* _802_11_H_ */
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