Root/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 */
88struct 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 */
107struct 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
119struct 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
127struct 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
134struct 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
141struct 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
149struct 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) */
172struct 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 */
181struct 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 */
190struct 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 */
198struct 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
210struct 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
217struct 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
226struct 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
232struct 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
239struct dot11_assoc_resp {
240    uint16 capability; /* capability information */
241    uint16 status; /* status code */
242    uint16 aid; /* association ID */
243} PACKED;
244
245struct 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
253struct dot11_action_ht_ch_width {
254    uint8 category;
255    uint8 action;
256    uint8 ch_width;
257} PACKED;
258
259struct 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
268struct 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. ************* */
280struct dot11_power_cnst {
281    uint8 id;
282    uint8 len;
283    uint8 power;
284} PACKED;
285typedef struct dot11_power_cnst dot11_power_cnst_t;
286
287struct dot11_power_cap {
288    uint8 min;
289    uint8 max;
290} PACKED;
291typedef struct dot11_power_cap dot11_power_cap_t;
292
293struct dot11_tpc_rep {
294    uint8 id;
295    uint8 len;
296    uint8 tx_pwr;
297    uint8 margin;
298} PACKED;
299typedef 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
302struct dot11_supp_channels {
303    uint8 id;
304    uint8 len;
305    uint8 first_channel;
306    uint8 num_channels;
307} PACKED;
308typedef 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 */
316struct dot11_extch {
317    uint8 id; /* IE ID, 62, DOT11_MNG_EXT_CHANNEL_OFFSET */
318    uint8 len; /* IE length */
319    uint8 extch;
320} PACKED;
321typedef struct dot11_extch dot11_extch_ie_t;
322
323struct 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;
330typedef 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
340struct dot11_action_frmhdr {
341    uint8 category;
342    uint8 action;
343    uint8 data[1];
344} PACKED;
345
346/* CSA IE data structure */
347struct 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;
354typedef 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
361struct 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 */
369struct 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;
377typedef 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
380struct 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
407struct 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;
417typedef 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
422struct 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;
439typedef 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
444struct dot11_meas_rep_basic {
445    uint8 channel;
446    uint8 start_time[8];
447    uint16 duration;
448    uint8 map;
449} PACKED;
450typedef struct dot11_meas_rep_basic dot11_meas_rep_basic_t;
451#define DOT11_MEASURE_BASIC_REP_LEN 12 /* d11 measurement basic report length */
452
453struct 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;
461typedef struct dot11_quiet dot11_quiet_t;
462
463struct chan_map_tuple {
464    uint8 channel;
465    uint8 map;
466} PACKED;
467typedef struct chan_map_tuple chan_map_tuple_t;
468
469struct 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;
476typedef 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
493typedef 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) */
500struct wme_ie {
501    uint8 oui[3];
502    uint8 type;
503    uint8 subtype;
504    uint8 version;
505    uint8 qosinfo;
506} PACKED;
507typedef struct wme_ie wme_ie_t;
508#define WME_IE_LEN 7 /* WME IE length */
509
510struct edcf_acparam {
511    uint8 ACI;
512    uint8 ECW;
513    uint16 TXOP; /* stored in network order (ls octet first) */
514} PACKED;
515typedef struct edcf_acparam edcf_acparam_t;
516
517/* WME Parameter Element (PE) */
518struct 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;
527typedef 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
599struct 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;
606typedef 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 */
618struct 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
1062struct 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;
1070typedef struct dot11_addba_req dot11_addba_req_t;
1071#define DOT11_ADDBA_REQ_LEN 9 /* length of addba req frame */
1072
1073struct 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;
1081typedef 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
1090struct 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;
1096typedef 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 */
1141typedef 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 */
1165struct 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;
1175typedef 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
1203struct 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;
1211typedef 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 */
1215struct 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;
1222typedef 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
1265struct 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;
1272typedef 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 */
1276struct 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;
1283typedef 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 */
1334struct vndr_ie {
1335    uchar id;
1336    uchar len;
1337    uchar oui [3];
1338    uchar data [1]; /* Variable size data */
1339} PACKED;
1340typedef 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_ */
1387

Archive Download this file

Branches:
backfire
history
master
release_2010-11-17
release_2010-12-14
release_2011-02-23
release_2011-05-28
release_2011-08-27
release_2011-11-13
release_2012-03-18
release_2012-04-09
release_2012-10-11
uclibc_nptl



interactive