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  1#ifndef _WIFI_H_
  2#define _WIFI_H_
  3
  4#include "rtl871x_byteorder.h"
  5#include <linux/compiler.h>
  6
  7#ifdef BIT
  8#undef BIT
  9#endif
 10#define BIT(x)	(1 << (x))
 11
 12#define WLAN_ETHHDR_LEN		14
 13#define WLAN_ETHADDR_LEN	6
 14#define WLAN_IEEE_OUI_LEN	3
 15#define WLAN_ADDR_LEN		6
 16#define WLAN_CRC_LEN		4
 17#define WLAN_BSSID_LEN		6
 18#define WLAN_BSS_TS_LEN		8
 19#define WLAN_HDR_A3_LEN		24
 20#define WLAN_HDR_A4_LEN		30
 21#define WLAN_HDR_A3_QOS_LEN	26
 22#define WLAN_HDR_A4_QOS_LEN	32
 23#define WLAN_SSID_MAXLEN	32
 24#define WLAN_DATA_MAXLEN	2312
 25
 26#define WLAN_A3_PN_OFFSET	24
 27#define WLAN_A4_PN_OFFSET	30
 28
 29#define WLAN_MIN_ETHFRM_LEN	60
 30#define WLAN_MAX_ETHFRM_LEN	1514
 31#define WLAN_ETHHDR_LEN		14
 32
 33#define P80211CAPTURE_VERSION	0x80211001
 34
 35enum WIFI_FRAME_TYPE {
 36	WIFI_MGT_TYPE  =	(0),
 37	WIFI_CTRL_TYPE =	(BIT(2)),
 38	WIFI_DATA_TYPE =	(BIT(3)),
 39	WIFI_QOS_DATA_TYPE	= (BIT(7)|BIT(3)),	/*!< QoS Data */
 40};
 41
 42enum WIFI_FRAME_SUBTYPE {
 43	/* below is for mgt frame */
 44	WIFI_ASSOCREQ       = (0 | WIFI_MGT_TYPE),
 45	WIFI_ASSOCRSP       = (BIT(4) | WIFI_MGT_TYPE),
 46	WIFI_REASSOCREQ     = (BIT(5) | WIFI_MGT_TYPE),
 47	WIFI_REASSOCRSP     = (BIT(5) | BIT(4) | WIFI_MGT_TYPE),
 48	WIFI_PROBEREQ       = (BIT(6) | WIFI_MGT_TYPE),
 49	WIFI_PROBERSP       = (BIT(6) | BIT(4) | WIFI_MGT_TYPE),
 50	WIFI_BEACON         = (BIT(7) | WIFI_MGT_TYPE),
 51	WIFI_ATIM           = (BIT(7) | BIT(4) | WIFI_MGT_TYPE),
 52	WIFI_DISASSOC       = (BIT(7) | BIT(5) | WIFI_MGT_TYPE),
 53	WIFI_AUTH           = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE),
 54	WIFI_DEAUTH         = (BIT(7) | BIT(6) | WIFI_MGT_TYPE),
 55	WIFI_ACTION         = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE),
 56	/* below is for control frame */
 57	WIFI_PSPOLL         = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE),
 58	WIFI_RTS            = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
 59	WIFI_CTS            = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE),
 60	WIFI_ACK            = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE),
 61	WIFI_CFEND          = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE),
 62	WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
 63	/* below is for data frame */
 64	WIFI_DATA           = (0 | WIFI_DATA_TYPE),
 65	WIFI_DATA_CFACK     = (BIT(4) | WIFI_DATA_TYPE),
 66	WIFI_DATA_CFPOLL    = (BIT(5) | WIFI_DATA_TYPE),
 67	WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE),
 68	WIFI_DATA_NULL      = (BIT(6) | WIFI_DATA_TYPE),
 69	WIFI_CF_ACK         = (BIT(6) | BIT(4) | WIFI_DATA_TYPE),
 70	WIFI_CF_POLL        = (BIT(6) | BIT(5) | WIFI_DATA_TYPE),
 71	WIFI_CF_ACKPOLL     = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE),
 72};
 73
 74enum WIFI_REASON_CODE	{
 75	_RSON_RESERVED_			= 0,
 76	_RSON_UNSPECIFIED_		= 1,
 77	_RSON_AUTH_NO_LONGER_VALID_	= 2,
 78	_RSON_DEAUTH_STA_LEAVING_	= 3,
 79	_RSON_INACTIVITY_		= 4,
 80	_RSON_UNABLE_HANDLE_		= 5,
 81	_RSON_CLS2_			= 6,
 82	_RSON_CLS3_			= 7,
 83	_RSON_DISAOC_STA_LEAVING_	= 8,
 84	_RSON_ASOC_NOT_AUTH_		= 9,
 85	/* WPA reason */
 86	_RSON_INVALID_IE_		= 13,
 87	_RSON_MIC_FAILURE_		= 14,
 88	_RSON_4WAY_HNDSHK_TIMEOUT_	= 15,
 89	_RSON_GROUP_KEY_UPDATE_TIMEOUT_	= 16,
 90	_RSON_DIFF_IE_			= 17,
 91	_RSON_MLTCST_CIPHER_NOT_VALID_	= 18,
 92	_RSON_UNICST_CIPHER_NOT_VALID_	= 19,
 93	_RSON_AKMP_NOT_VALID_		= 20,
 94	_RSON_UNSUPPORT_RSNE_VER_	= 21,
 95	_RSON_INVALID_RSNE_CAP_		= 22,
 96	_RSON_IEEE_802DOT1X_AUTH_FAIL_	= 23,
 97	/* below are Realtek definitions */
 98	_RSON_PMK_NOT_AVAILABLE_	= 24,
 99};
100
101enum WIFI_STATUS_CODE {
102	_STATS_SUCCESSFUL_		= 0,
103	_STATS_FAILURE_			= 1,
104	_STATS_CAP_FAIL_		= 10,
105	_STATS_NO_ASOC_			= 11,
106	_STATS_OTHER_			= 12,
107	_STATS_NO_SUPP_ALG_		= 13,
108	_STATS_OUT_OF_AUTH_SEQ_		= 14,
109	_STATS_CHALLENGE_FAIL_		= 15,
110	_STATS_AUTH_TIMEOUT_		= 16,
111	_STATS_UNABLE_HANDLE_STA_	= 17,
112	_STATS_RATE_FAIL_		= 18,
113};
114
115enum WIFI_REG_DOMAIN {
116	DOMAIN_FCC	= 1,
117	DOMAIN_IC	= 2,
118	DOMAIN_ETSI	= 3,
119	DOMAIN_SPAIN	= 4,
120	DOMAIN_FRANCE	= 5,
121	DOMAIN_MKK	= 6,
122	DOMAIN_ISRAEL	= 7,
123	DOMAIN_MKK1	= 8,
124	DOMAIN_MKK2	= 9,
125	DOMAIN_MKK3	= 10,
126	DOMAIN_MAX
127};
128
129#define _TO_DS_		BIT(8)
130#define _FROM_DS_	BIT(9)
131#define _MORE_FRAG_	BIT(10)
132#define _RETRY_		BIT(11)
133#define _PWRMGT_	BIT(12)
134#define _MORE_DATA_	BIT(13)
135#define _PRIVACY_	BIT(14)
136#define _ORDER_		BIT(15)
137
138#define SetToDs(pbuf)	\
139	do	{	\
140		*(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \
141	} while (0)
142
143#define GetToDs(pbuf)	(((*(unsigned short *)(pbuf)) & \
144			le16_to_cpu(_TO_DS_)) != 0)
145
146#define ClearToDs(pbuf)	\
147	do	{	\
148		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \
149	} while (0)
150
151#define SetFrDs(pbuf)	\
152	do	{	\
153		*(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \
154	} while (0)
155
156#define GetFrDs(pbuf)	(((*(unsigned short *)(pbuf)) & \
157			le16_to_cpu(_FROM_DS_)) != 0)
158
159#define ClearFrDs(pbuf)	\
160	do	{	\
161		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \
162	} while (0)
163
164#define get_tofr_ds(pframe)	((GetToDs(pframe) << 1) | GetFrDs(pframe))
165
166
167#define SetMFrag(pbuf)	\
168	do	{	\
169		*(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \
170	} while (0)
171
172#define GetMFrag(pbuf)	(((*(unsigned short *)(pbuf)) & \
173			le16_to_cpu(_MORE_FRAG_)) != 0)
174
175#define ClearMFrag(pbuf)	\
176	do	{	\
177		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \
178	} while (0)
179
180#define SetRetry(pbuf)	\
181	do	{	\
182		*(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \
183	} while (0)
184
185#define GetRetry(pbuf)	(((*(unsigned short *)(pbuf)) & \
186			le16_to_cpu(_RETRY_)) != 0)
187
188#define ClearRetry(pbuf)	\
189	do	{	\
190		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \
191	} while (0)
192
193#define SetPwrMgt(pbuf)	\
194	do	{	\
195		*(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \
196	} while (0)
197
198#define GetPwrMgt(pbuf)	(((*(unsigned short *)(pbuf)) & \
199			le16_to_cpu(_PWRMGT_)) != 0)
200
201#define ClearPwrMgt(pbuf)	\
202	do	{	\
203		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \
204	} while (0)
205
206#define SetMData(pbuf)	\
207	do	{	\
208		*(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \
209	} while (0)
210
211#define GetMData(pbuf)	(((*(unsigned short *)(pbuf)) & \
212			le16_to_cpu(_MORE_DATA_)) != 0)
213
214#define ClearMData(pbuf)	\
215	do	{	\
216		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \
217	} while (0)
218
219#define SetPrivacy(pbuf)	\
220	do	{	\
221		*(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \
222	} while (0)
223
224#define GetPrivacy(pbuf)	(((*(unsigned short *)(pbuf)) & \
225				le16_to_cpu(_PRIVACY_)) != 0)
226
227#define ClearPrivacy(pbuf)	\
228	do	{	\
229		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_PRIVACY_)); \
230	} while (0)
231
232
233#define GetOrder(pbuf)	(((*(unsigned short *)(pbuf)) & \
234			le16_to_cpu(_ORDER_)) != 0)
235
236#define GetFrameType(pbuf)	(le16_to_cpu(*(unsigned short *)(pbuf)) & \
237				(BIT(3) | BIT(2)))
238
239#define SetFrameType(pbuf, type)	\
240	do {	\
241		*(unsigned short *)(pbuf) &= __constant_cpu_to_le16(~(BIT(3) | \
242		BIT(2))); \
243		*(unsigned short *)(pbuf) |= __constant_cpu_to_le16(type); \
244	} while (0)
245
246#define GetFrameSubType(pbuf)	(cpu_to_le16(*(unsigned short *)(pbuf)) & \
247				(BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
248				BIT(2)))
249
250#define SetFrameSubType(pbuf, type) \
251	do {    \
252		*(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
253		BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
254		*(unsigned short *)(pbuf) |= cpu_to_le16(type); \
255	} while (0)
256
257#define GetSequence(pbuf)	(cpu_to_le16(*(unsigned short *)\
258				((addr_t)(pbuf) + 22)) >> 4)
259
260#define GetFragNum(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)\
261				(pbuf) + 22)) & 0x0f)
262
263#define GetTupleCache(pbuf)	(cpu_to_le16(*(unsigned short *)\
264				((addr_t)(pbuf) + 22)))
265
266#define SetFragNum(pbuf, num) \
267	do {    \
268		*(unsigned short *)((addr_t)(pbuf) + 22) = \
269			((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
270			le16_to_cpu(~(0x000f))) | \
271			cpu_to_le16(0x0f & (num));     \
272	} while (0)
273
274#define SetSeqNum(pbuf, num) \
275	do {    \
276		*(unsigned short *)((addr_t)(pbuf) + 22) = \
277			((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
278			le16_to_cpu((unsigned short)0x000f)) | \
279			le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \
280	} while (0)
281
282#define SetDuration(pbuf, dur) \
283	do {    \
284		*(unsigned short *)((addr_t)(pbuf) + 2) |= \
285			cpu_to_le16(0xffff & (dur)); \
286	} while (0)
287
288#define SetPriority(pbuf, tid)	\
289	do	{	\
290		*(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \
291	} while (0)
292
293#define GetPriority(pbuf)	((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf)
294
295#define SetAckpolicy(pbuf, ack)	\
296	do	{	\
297		*(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
298	} while (0)
299
300#define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3)
301
302#define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1)
303
304#define SetAMsdu(pbuf, amsdu)	\
305	do	{	\
306		*(unsigned short *)(pbuf) |= cpu_to_le16((amsdu & 1) << 7); \
307	} while (0)
308
309#define GetAid(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \
310			& 0x3fff)
311
312#define GetTid(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + \
313			(((GetToDs(pbuf) << 1)|GetFrDs(pbuf)) == 3 ? \
314			30 : 24))) & 0x000f)
315
316#define GetAddr1Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 4))
317
318#define GetAddr2Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 10))
319
320#define GetAddr3Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 16))
321
322#define GetAddr4Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 24))
323
324
325
326static inline int IS_MCAST(unsigned char *da)
327{
328	if ((*da) & 0x01)
329		return true;
330	else
331		return false;
332}
333
334
335static inline unsigned char *get_da(unsigned char *pframe)
336{
337	unsigned char	*da;
338	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
339
340	switch (to_fr_ds) {
341	case 0x00:	/* ToDs=0, FromDs=0 */
342		da = GetAddr1Ptr(pframe);
343		break;
344	case 0x01:	/* ToDs=0, FromDs=1 */
345		da = GetAddr1Ptr(pframe);
346		break;
347	case 0x02:	/* ToDs=1, FromDs=0 */
348		da = GetAddr3Ptr(pframe);
349		break;
350	default:	/* ToDs=1, FromDs=1 */
351		da = GetAddr3Ptr(pframe);
352		break;
353	}
354	return da;
355}
356
357
358static inline unsigned char *get_sa(unsigned char *pframe)
359{
360	unsigned char	*sa;
361	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
362
363	switch (to_fr_ds) {
364	case 0x00:	/* ToDs=0, FromDs=0 */
365		sa = GetAddr2Ptr(pframe);
366		break;
367	case 0x01:	/* ToDs=0, FromDs=1 */
368		sa = GetAddr3Ptr(pframe);
369		break;
370	case 0x02:	/* ToDs=1, FromDs=0 */
371		sa = GetAddr2Ptr(pframe);
372		break;
373	default:	/* ToDs=1, FromDs=1 */
374		sa = GetAddr4Ptr(pframe);
375		break;
376	}
377
378	return sa;
379}
380
381static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
382{
383	unsigned char	*sa;
384	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
385
386	switch (to_fr_ds) {
387	case 0x00:	/* ToDs=0, FromDs=0 */
388		sa = GetAddr3Ptr(pframe);
389		break;
390	case 0x01:	/* ToDs=0, FromDs=1 */
391		sa = GetAddr2Ptr(pframe);
392		break;
393	case 0x02:	/* ToDs=1, FromDs=0 */
394		sa = GetAddr1Ptr(pframe);
395		break;
396	default:	/* ToDs=1, FromDs=1 */
397		sa = NULL;
398		break;
399	}
400	return sa;
401}
402
403
404
405/*-----------------------------------------------------------------------------
406			Below is for the security related definition
407------------------------------------------------------------------------------*/
408#define _RESERVED_FRAME_TYPE_	0
409#define _SKB_FRAME_TYPE_	2
410#define _PRE_ALLOCMEM_		1
411#define _PRE_ALLOCHDR_		3
412#define _PRE_ALLOCLLCHDR_	4
413#define _PRE_ALLOCICVHDR_	5
414#define _PRE_ALLOCMICHDR_	6
415
416#define _SIFSTIME_		((priv->pmib->BssType.net_work_type & \
417				WIRELESS_11A) ? 16 : 10)
418#define _ACKCTSLNG_		14	/*14 bytes long, including crclng */
419#define _CRCLNG_		4
420
421#define _ASOCREQ_IE_OFFSET_	4	/* excluding wlan_hdr */
422#define	_ASOCRSP_IE_OFFSET_	6
423#define _REASOCREQ_IE_OFFSET_	10
424#define _REASOCRSP_IE_OFFSET_	6
425#define _PROBEREQ_IE_OFFSET_	0
426#define	_PROBERSP_IE_OFFSET_	12
427#define _AUTH_IE_OFFSET_	6
428#define _DEAUTH_IE_OFFSET_	0
429#define _BEACON_IE_OFFSET_	12
430
431#define _FIXED_IE_LENGTH_	_BEACON_IE_OFFSET_
432
433#define _SSID_IE_		0
434#define _SUPPORTEDRATES_IE_	1
435#define _DSSET_IE_		3
436#define _TIM_IE_		5
437#define _IBSS_PARA_IE_		6
438#define _CHLGETXT_IE_		16
439#define _RSN_IE_2_		48`
440#define _SSN_IE_1_		221
441#define _ERPINFO_IE_		42
442#define _EXT_SUPPORTEDRATES_IE_	50
443
444#define _HT_CAPABILITY_IE_	45
445#define _HT_EXTRA_INFO_IE_	61
446#define _HT_ADD_INFO_IE_	61 /* _HT_EXTRA_INFO_IE_ */
447
448#define _VENDOR_SPECIFIC_IE_	221
449
450#define	_RESERVED47_		47
451
452
453/* ---------------------------------------------------------------------------
454					Below is the fixed elements...
455-----------------------------------------------------------------------------*/
456#define _AUTH_ALGM_NUM_			2
457#define _AUTH_SEQ_NUM_			2
458#define _BEACON_ITERVAL_		2
459#define _CAPABILITY_			2
460#define _CURRENT_APADDR_		6
461#define _LISTEN_INTERVAL_		2
462#define _RSON_CODE_				2
463#define _ASOC_ID_				2
464#define _STATUS_CODE_			2
465#define _TIMESTAMP_				8
466
467#define AUTH_ODD_TO				0
468#define AUTH_EVEN_TO			1
469
470#define WLAN_ETHCONV_ENCAP		1
471#define WLAN_ETHCONV_RFC1042	2
472#define WLAN_ETHCONV_8021h		3
473
474#define cap_ESS BIT(0)
475#define cap_IBSS BIT(1)
476#define cap_CFPollable BIT(2)
477#define cap_CFRequest BIT(3)
478#define cap_Privacy BIT(4)
479#define cap_ShortPremble BIT(5)
480
481/*-----------------------------------------------------------------------------
482				Below is the definition for 802.11i / 802.1x
483------------------------------------------------------------------------------*/
484#define _IEEE8021X_MGT_			1	/*WPA */
485#define _IEEE8021X_PSK_			2	/* WPA with pre-shared key */
486
487/*-----------------------------------------------------------------------------
488				Below is the definition for WMM
489------------------------------------------------------------------------------*/
490#define _WMM_IE_Length_				7  /* for WMM STA */
491#define _WMM_Para_Element_Length_		24
492
493
494/*-----------------------------------------------------------------------------
495				Below is the definition for 802.11n
496------------------------------------------------------------------------------*/
497
498/* block-ack parameters */
499#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
500#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
501#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
502#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
503#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
504
505#define SetOrderBit(pbuf)	\
506	do	{	\
507		*(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \
508	} while (0)
509
510#define GetOrderBit(pbuf)	(((*(unsigned short *)(pbuf)) & \
511				le16_to_cpu(_ORDER_)) != 0)
512
513
514/**
515 * struct ieee80211_bar - HT Block Ack Request
516 *
517 * This structure refers to "HT BlockAckReq" as
518 * described in 802.11n draft section 7.2.1.7.1
519 */
520struct ieee80211_bar {
521	unsigned short frame_control;
522	unsigned short duration;
523	unsigned char ra[6];
524	unsigned char ta[6];
525	unsigned short control;
526	unsigned short start_seq_num;
527} __packed;
528
529/* 802.11 BAR control masks */
530#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL     0x0000
531#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA  0x0004
532
533
534 /**
535 * struct ieee80211_ht_cap - HT capabilities
536 *
537 * This structure refers to "HT capabilities element" as
538 * described in 802.11n draft section 7.3.2.52
539 */
540
541struct ieee80211_ht_cap {
542	unsigned short	cap_info;
543	unsigned char	ampdu_params_info;
544	unsigned char	supp_mcs_set[16];
545	unsigned short	extended_ht_cap_info;
546	unsigned int		tx_BF_cap_info;
547	unsigned char	       antenna_selection_info;
548} __packed;
549
550/**
551 * struct ieee80211_ht_cap - HT additional information
552 *
553 * This structure refers to "HT information element" as
554 * described in 802.11n draft section 7.3.2.53
555 */
556struct ieee80211_ht_addt_info {
557	unsigned char	control_chan;
558	unsigned char		ht_param;
559	unsigned short	operation_mode;
560	unsigned short	stbc_param;
561	unsigned char		basic_set[16];
562} __packed;
563
564/* 802.11n HT capabilities masks */
565#define IEEE80211_HT_CAP_SUP_WIDTH		0x0002
566#define IEEE80211_HT_CAP_SM_PS			0x000C
567#define IEEE80211_HT_CAP_GRN_FLD		0x0010
568#define IEEE80211_HT_CAP_SGI_20			0x0020
569#define IEEE80211_HT_CAP_SGI_40			0x0040
570#define IEEE80211_HT_CAP_TX_STBC			0x0080
571#define IEEE80211_HT_CAP_DELAY_BA		0x0400
572#define IEEE80211_HT_CAP_MAX_AMSDU		0x0800
573#define IEEE80211_HT_CAP_DSSSCCK40		0x1000
574/* 802.11n HT capability AMPDU settings */
575#define IEEE80211_HT_CAP_AMPDU_FACTOR		0x03
576#define IEEE80211_HT_CAP_AMPDU_DENSITY		0x1C
577/* 802.11n HT capability MSC set */
578#define IEEE80211_SUPP_MCS_SET_UEQM		4
579#define IEEE80211_HT_CAP_MAX_STREAMS		4
580#define IEEE80211_SUPP_MCS_SET_LEN		10
581/* maximum streams the spec allows */
582#define IEEE80211_HT_CAP_MCS_TX_DEFINED		0x01
583#define IEEE80211_HT_CAP_MCS_TX_RX_DIFF		0x02
584#define IEEE80211_HT_CAP_MCS_TX_STREAMS		0x0C
585#define IEEE80211_HT_CAP_MCS_TX_UEQM		0x10
586/* 802.11n HT IE masks */
587#define IEEE80211_HT_IE_CHA_SEC_OFFSET		0x03
588#define IEEE80211_HT_IE_CHA_SEC_NONE		0x00
589#define IEEE80211_HT_IE_CHA_SEC_ABOVE		0x01
590#define IEEE80211_HT_IE_CHA_SEC_BELOW		0x03
591#define IEEE80211_HT_IE_CHA_WIDTH		0x04
592#define IEEE80211_HT_IE_HT_PROTECTION		0x0003
593#define IEEE80211_HT_IE_NON_GF_STA_PRSNT	0x0004
594#define IEEE80211_HT_IE_NON_HT_STA_PRSNT	0x0010
595
596/* block-ack parameters */
597#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
598#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
599#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
600#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
601#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
602
603/*
604 * A-PMDU buffer sizes
605 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
606 */
607#define IEEE80211_MIN_AMPDU_BUF 0x8
608#define IEEE80211_MAX_AMPDU_BUF 0x40
609
610
611/* Spatial Multiplexing Power Save Modes */
612#define WLAN_HT_CAP_SM_PS_STATIC		0
613#define WLAN_HT_CAP_SM_PS_DYNAMIC	1
614#define WLAN_HT_CAP_SM_PS_INVALID	2
615#define WLAN_HT_CAP_SM_PS_DISABLED	3
616
617#endif /* _WIFI_H_ */
618
v3.5.6
  1/******************************************************************************
  2 *
  3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
  4 *
  5 * This program is free software; you can redistribute it and/or modify it
  6 * under the terms of version 2 of the GNU General Public License as
  7 * published by the Free Software Foundation.
  8 *
  9 * This program is distributed in the hope that it will be useful, but WITHOUT
 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 12 * more details.
 13 *
 14 * You should have received a copy of the GNU General Public License along with
 15 * this program; if not, write to the Free Software Foundation, Inc.,
 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 17 *
 18 * Modifications for inclusion into the Linux staging tree are
 19 * Copyright(c) 2010 Larry Finger. All rights reserved.
 20 *
 21 * Contact information:
 22 * WLAN FAE <wlanfae@realtek.com>
 23 * Larry Finger <Larry.Finger@lwfinger.net>
 24 *
 25 ******************************************************************************/
 26#ifndef _WIFI_H_
 27#define _WIFI_H_
 28
 
 29#include <linux/compiler.h>
 30
 31#ifdef BIT
 32#undef BIT
 33#endif
 34#define BIT(x)	(1 << (x))
 35
 36#define WLAN_ETHHDR_LEN		14
 37#define WLAN_ETHADDR_LEN	6
 38#define WLAN_IEEE_OUI_LEN	3
 39#define WLAN_ADDR_LEN		6
 40#define WLAN_CRC_LEN		4
 41#define WLAN_BSSID_LEN		6
 42#define WLAN_BSS_TS_LEN		8
 43#define WLAN_HDR_A3_LEN		24
 44#define WLAN_HDR_A4_LEN		30
 45#define WLAN_HDR_A3_QOS_LEN	26
 46#define WLAN_HDR_A4_QOS_LEN	32
 47#define WLAN_SSID_MAXLEN	32
 48#define WLAN_DATA_MAXLEN	2312
 49
 50#define WLAN_A3_PN_OFFSET	24
 51#define WLAN_A4_PN_OFFSET	30
 52
 53#define WLAN_MIN_ETHFRM_LEN	60
 54#define WLAN_MAX_ETHFRM_LEN	1514
 55#define WLAN_ETHHDR_LEN		14
 56
 57#define P80211CAPTURE_VERSION	0x80211001
 58
 59enum WIFI_FRAME_TYPE {
 60	WIFI_MGT_TYPE  =	(0),
 61	WIFI_CTRL_TYPE =	(BIT(2)),
 62	WIFI_DATA_TYPE =	(BIT(3)),
 63	WIFI_QOS_DATA_TYPE	= (BIT(7)|BIT(3)),	/*!< QoS Data */
 64};
 65
 66enum WIFI_FRAME_SUBTYPE {
 67	/* below is for mgt frame */
 68	WIFI_ASSOCREQ       = (0 | WIFI_MGT_TYPE),
 69	WIFI_ASSOCRSP       = (BIT(4) | WIFI_MGT_TYPE),
 70	WIFI_REASSOCREQ     = (BIT(5) | WIFI_MGT_TYPE),
 71	WIFI_REASSOCRSP     = (BIT(5) | BIT(4) | WIFI_MGT_TYPE),
 72	WIFI_PROBEREQ       = (BIT(6) | WIFI_MGT_TYPE),
 73	WIFI_PROBERSP       = (BIT(6) | BIT(4) | WIFI_MGT_TYPE),
 74	WIFI_BEACON         = (BIT(7) | WIFI_MGT_TYPE),
 75	WIFI_ATIM           = (BIT(7) | BIT(4) | WIFI_MGT_TYPE),
 76	WIFI_DISASSOC       = (BIT(7) | BIT(5) | WIFI_MGT_TYPE),
 77	WIFI_AUTH           = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE),
 78	WIFI_DEAUTH         = (BIT(7) | BIT(6) | WIFI_MGT_TYPE),
 79	WIFI_ACTION         = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE),
 80	/* below is for control frame */
 81	WIFI_PSPOLL         = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE),
 82	WIFI_RTS            = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
 83	WIFI_CTS            = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE),
 84	WIFI_ACK            = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE),
 85	WIFI_CFEND          = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE),
 86	WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
 87	/* below is for data frame */
 88	WIFI_DATA           = (0 | WIFI_DATA_TYPE),
 89	WIFI_DATA_CFACK     = (BIT(4) | WIFI_DATA_TYPE),
 90	WIFI_DATA_CFPOLL    = (BIT(5) | WIFI_DATA_TYPE),
 91	WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE),
 92	WIFI_DATA_NULL      = (BIT(6) | WIFI_DATA_TYPE),
 93	WIFI_CF_ACK         = (BIT(6) | BIT(4) | WIFI_DATA_TYPE),
 94	WIFI_CF_POLL        = (BIT(6) | BIT(5) | WIFI_DATA_TYPE),
 95	WIFI_CF_ACKPOLL     = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE),
 96};
 97
 98enum WIFI_REASON_CODE	{
 99	_RSON_RESERVED_			= 0,
100	_RSON_UNSPECIFIED_		= 1,
101	_RSON_AUTH_NO_LONGER_VALID_	= 2,
102	_RSON_DEAUTH_STA_LEAVING_	= 3,
103	_RSON_INACTIVITY_		= 4,
104	_RSON_UNABLE_HANDLE_		= 5,
105	_RSON_CLS2_			= 6,
106	_RSON_CLS3_			= 7,
107	_RSON_DISAOC_STA_LEAVING_	= 8,
108	_RSON_ASOC_NOT_AUTH_		= 9,
109	/* WPA reason */
110	_RSON_INVALID_IE_		= 13,
111	_RSON_MIC_FAILURE_		= 14,
112	_RSON_4WAY_HNDSHK_TIMEOUT_	= 15,
113	_RSON_GROUP_KEY_UPDATE_TIMEOUT_	= 16,
114	_RSON_DIFF_IE_			= 17,
115	_RSON_MLTCST_CIPHER_NOT_VALID_	= 18,
116	_RSON_UNICST_CIPHER_NOT_VALID_	= 19,
117	_RSON_AKMP_NOT_VALID_		= 20,
118	_RSON_UNSUPPORT_RSNE_VER_	= 21,
119	_RSON_INVALID_RSNE_CAP_		= 22,
120	_RSON_IEEE_802DOT1X_AUTH_FAIL_	= 23,
121	/* below are Realtek definitions */
122	_RSON_PMK_NOT_AVAILABLE_	= 24,
123};
124
125enum WIFI_STATUS_CODE {
126	_STATS_SUCCESSFUL_		= 0,
127	_STATS_FAILURE_			= 1,
128	_STATS_CAP_FAIL_		= 10,
129	_STATS_NO_ASOC_			= 11,
130	_STATS_OTHER_			= 12,
131	_STATS_NO_SUPP_ALG_		= 13,
132	_STATS_OUT_OF_AUTH_SEQ_		= 14,
133	_STATS_CHALLENGE_FAIL_		= 15,
134	_STATS_AUTH_TIMEOUT_		= 16,
135	_STATS_UNABLE_HANDLE_STA_	= 17,
136	_STATS_RATE_FAIL_		= 18,
137};
138
139enum WIFI_REG_DOMAIN {
140	DOMAIN_FCC	= 1,
141	DOMAIN_IC	= 2,
142	DOMAIN_ETSI	= 3,
143	DOMAIN_SPAIN	= 4,
144	DOMAIN_FRANCE	= 5,
145	DOMAIN_MKK	= 6,
146	DOMAIN_ISRAEL	= 7,
147	DOMAIN_MKK1	= 8,
148	DOMAIN_MKK2	= 9,
149	DOMAIN_MKK3	= 10,
150	DOMAIN_MAX
151};
152
153#define _TO_DS_		BIT(8)
154#define _FROM_DS_	BIT(9)
155#define _MORE_FRAG_	BIT(10)
156#define _RETRY_		BIT(11)
157#define _PWRMGT_	BIT(12)
158#define _MORE_DATA_	BIT(13)
159#define _PRIVACY_	BIT(14)
160#define _ORDER_		BIT(15)
161
162#define SetToDs(pbuf)	\
163	do	{	\
164		*(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \
165	} while (0)
166
167#define GetToDs(pbuf)	(((*(unsigned short *)(pbuf)) & \
168			le16_to_cpu(_TO_DS_)) != 0)
169
170#define ClearToDs(pbuf)	\
171	do	{	\
172		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \
173	} while (0)
174
175#define SetFrDs(pbuf)	\
176	do	{	\
177		*(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \
178	} while (0)
179
180#define GetFrDs(pbuf)	(((*(unsigned short *)(pbuf)) & \
181			le16_to_cpu(_FROM_DS_)) != 0)
182
183#define ClearFrDs(pbuf)	\
184	do	{	\
185		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \
186	} while (0)
187
188#define get_tofr_ds(pframe)	((GetToDs(pframe) << 1) | GetFrDs(pframe))
189
190
191#define SetMFrag(pbuf)	\
192	do	{	\
193		*(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \
194	} while (0)
195
196#define GetMFrag(pbuf)	(((*(unsigned short *)(pbuf)) & \
197			le16_to_cpu(_MORE_FRAG_)) != 0)
198
199#define ClearMFrag(pbuf)	\
200	do	{	\
201		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \
202	} while (0)
203
204#define SetRetry(pbuf)	\
205	do	{	\
206		*(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \
207	} while (0)
208
209#define GetRetry(pbuf)	(((*(unsigned short *)(pbuf)) & \
210			le16_to_cpu(_RETRY_)) != 0)
211
212#define ClearRetry(pbuf)	\
213	do	{	\
214		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \
215	} while (0)
216
217#define SetPwrMgt(pbuf)	\
218	do	{	\
219		*(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \
220	} while (0)
221
222#define GetPwrMgt(pbuf)	(((*(unsigned short *)(pbuf)) & \
223			le16_to_cpu(_PWRMGT_)) != 0)
224
225#define ClearPwrMgt(pbuf)	\
226	do	{	\
227		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \
228	} while (0)
229
230#define SetMData(pbuf)	\
231	do	{	\
232		*(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \
233	} while (0)
234
235#define GetMData(pbuf)	(((*(unsigned short *)(pbuf)) & \
236			le16_to_cpu(_MORE_DATA_)) != 0)
237
238#define ClearMData(pbuf)	\
239	do	{	\
240		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \
241	} while (0)
242
243#define SetPrivacy(pbuf)	\
244	do	{	\
245		*(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \
246	} while (0)
247
248#define GetPrivacy(pbuf)	(((*(unsigned short *)(pbuf)) & \
249				le16_to_cpu(_PRIVACY_)) != 0)
250
251#define ClearPrivacy(pbuf)	\
252	do	{	\
253		*(unsigned short *)(pbuf) &= (~cpu_to_le16(_PRIVACY_)); \
254	} while (0)
255
256
257#define GetOrder(pbuf)	(((*(unsigned short *)(pbuf)) & \
258			le16_to_cpu(_ORDER_)) != 0)
259
260#define GetFrameType(pbuf)	(le16_to_cpu(*(unsigned short *)(pbuf)) & \
261				(BIT(3) | BIT(2)))
262
263#define SetFrameType(pbuf, type)	\
264	do {	\
265		*(unsigned short *)(pbuf) &= __constant_cpu_to_le16(~(BIT(3) | \
266		BIT(2))); \
267		*(unsigned short *)(pbuf) |= __constant_cpu_to_le16(type); \
268	} while (0)
269
270#define GetFrameSubType(pbuf)	(cpu_to_le16(*(unsigned short *)(pbuf)) & \
271				(BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
272				BIT(2)))
273
274#define SetFrameSubType(pbuf, type) \
275	do {    \
276		*(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
277		BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
278		*(unsigned short *)(pbuf) |= cpu_to_le16(type); \
279	} while (0)
280
281#define GetSequence(pbuf)	(cpu_to_le16(*(unsigned short *)\
282				((addr_t)(pbuf) + 22)) >> 4)
283
284#define GetFragNum(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)\
285				(pbuf) + 22)) & 0x0f)
286
287#define GetTupleCache(pbuf)	(cpu_to_le16(*(unsigned short *)\
288				((addr_t)(pbuf) + 22)))
289
290#define SetFragNum(pbuf, num) \
291	do {    \
292		*(unsigned short *)((addr_t)(pbuf) + 22) = \
293			((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
294			le16_to_cpu(~(0x000f))) | \
295			cpu_to_le16(0x0f & (num));     \
296	} while (0)
297
298#define SetSeqNum(pbuf, num) \
299	do {    \
300		*(unsigned short *)((addr_t)(pbuf) + 22) = \
301			((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
302			le16_to_cpu((unsigned short)0x000f)) | \
303			le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \
304	} while (0)
305
306#define SetDuration(pbuf, dur) \
307	do {    \
308		*(unsigned short *)((addr_t)(pbuf) + 2) |= \
309			cpu_to_le16(0xffff & (dur)); \
310	} while (0)
311
312#define SetPriority(pbuf, tid)	\
313	do	{	\
314		*(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \
315	} while (0)
316
317#define GetPriority(pbuf)	((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf)
318
319#define SetAckpolicy(pbuf, ack)	\
320	do	{	\
321		*(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
322	} while (0)
323
324#define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3)
325
326#define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1)
327
328#define SetAMsdu(pbuf, amsdu)	\
329	do	{	\
330		*(unsigned short *)(pbuf) |= cpu_to_le16((amsdu & 1) << 7); \
331	} while (0)
332
333#define GetAid(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \
334			& 0x3fff)
335
336#define GetTid(pbuf)	(cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + \
337			(((GetToDs(pbuf) << 1)|GetFrDs(pbuf)) == 3 ? \
338			30 : 24))) & 0x000f)
339
340#define GetAddr1Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 4))
341
342#define GetAddr2Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 10))
343
344#define GetAddr3Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 16))
345
346#define GetAddr4Ptr(pbuf)	((unsigned char *)((addr_t)(pbuf) + 24))
347
348
349
350static inline int IS_MCAST(unsigned char *da)
351{
352	if ((*da) & 0x01)
353		return true;
354	else
355		return false;
356}
357
358
359static inline unsigned char *get_da(unsigned char *pframe)
360{
361	unsigned char	*da;
362	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
363
364	switch (to_fr_ds) {
365	case 0x00:	/* ToDs=0, FromDs=0 */
366		da = GetAddr1Ptr(pframe);
367		break;
368	case 0x01:	/* ToDs=0, FromDs=1 */
369		da = GetAddr1Ptr(pframe);
370		break;
371	case 0x02:	/* ToDs=1, FromDs=0 */
372		da = GetAddr3Ptr(pframe);
373		break;
374	default:	/* ToDs=1, FromDs=1 */
375		da = GetAddr3Ptr(pframe);
376		break;
377	}
378	return da;
379}
380
381
382static inline unsigned char *get_sa(unsigned char *pframe)
383{
384	unsigned char	*sa;
385	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
386
387	switch (to_fr_ds) {
388	case 0x00:	/* ToDs=0, FromDs=0 */
389		sa = GetAddr2Ptr(pframe);
390		break;
391	case 0x01:	/* ToDs=0, FromDs=1 */
392		sa = GetAddr3Ptr(pframe);
393		break;
394	case 0x02:	/* ToDs=1, FromDs=0 */
395		sa = GetAddr2Ptr(pframe);
396		break;
397	default:	/* ToDs=1, FromDs=1 */
398		sa = GetAddr4Ptr(pframe);
399		break;
400	}
401
402	return sa;
403}
404
405static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
406{
407	unsigned char	*sa;
408	unsigned int	to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
409
410	switch (to_fr_ds) {
411	case 0x00:	/* ToDs=0, FromDs=0 */
412		sa = GetAddr3Ptr(pframe);
413		break;
414	case 0x01:	/* ToDs=0, FromDs=1 */
415		sa = GetAddr2Ptr(pframe);
416		break;
417	case 0x02:	/* ToDs=1, FromDs=0 */
418		sa = GetAddr1Ptr(pframe);
419		break;
420	default:	/* ToDs=1, FromDs=1 */
421		sa = NULL;
422		break;
423	}
424	return sa;
425}
426
427
428
429/*-----------------------------------------------------------------------------
430			Below is for the security related definition
431------------------------------------------------------------------------------*/
432#define _RESERVED_FRAME_TYPE_	0
433#define _SKB_FRAME_TYPE_	2
434#define _PRE_ALLOCMEM_		1
435#define _PRE_ALLOCHDR_		3
436#define _PRE_ALLOCLLCHDR_	4
437#define _PRE_ALLOCICVHDR_	5
438#define _PRE_ALLOCMICHDR_	6
439
440#define _SIFSTIME_		((priv->pmib->BssType.net_work_type & \
441				WIRELESS_11A) ? 16 : 10)
442#define _ACKCTSLNG_		14	/*14 bytes long, including crclng */
443#define _CRCLNG_		4
444
445#define _ASOCREQ_IE_OFFSET_	4	/* excluding wlan_hdr */
446#define	_ASOCRSP_IE_OFFSET_	6
447#define _REASOCREQ_IE_OFFSET_	10
448#define _REASOCRSP_IE_OFFSET_	6
449#define _PROBEREQ_IE_OFFSET_	0
450#define	_PROBERSP_IE_OFFSET_	12
451#define _AUTH_IE_OFFSET_	6
452#define _DEAUTH_IE_OFFSET_	0
453#define _BEACON_IE_OFFSET_	12
454
455#define _FIXED_IE_LENGTH_	_BEACON_IE_OFFSET_
456
457#define _SSID_IE_		0
458#define _SUPPORTEDRATES_IE_	1
459#define _DSSET_IE_		3
460#define _TIM_IE_		5
461#define _IBSS_PARA_IE_		6
462#define _CHLGETXT_IE_		16
463#define _RSN_IE_2_		48`
464#define _SSN_IE_1_		221
465#define _ERPINFO_IE_		42
466#define _EXT_SUPPORTEDRATES_IE_	50
467
468#define _HT_CAPABILITY_IE_	45
469#define _HT_EXTRA_INFO_IE_	61
470#define _HT_ADD_INFO_IE_	61 /* _HT_EXTRA_INFO_IE_ */
471
472#define _VENDOR_SPECIFIC_IE_	221
473
474#define	_RESERVED47_		47
475
476
477/* ---------------------------------------------------------------------------
478					Below is the fixed elements...
479-----------------------------------------------------------------------------*/
480#define _AUTH_ALGM_NUM_			2
481#define _AUTH_SEQ_NUM_			2
482#define _BEACON_ITERVAL_		2
483#define _CAPABILITY_			2
484#define _CURRENT_APADDR_		6
485#define _LISTEN_INTERVAL_		2
486#define _RSON_CODE_				2
487#define _ASOC_ID_				2
488#define _STATUS_CODE_			2
489#define _TIMESTAMP_				8
490
491#define AUTH_ODD_TO				0
492#define AUTH_EVEN_TO			1
493
494#define WLAN_ETHCONV_ENCAP		1
495#define WLAN_ETHCONV_RFC1042	2
496#define WLAN_ETHCONV_8021h		3
497
498#define cap_ESS BIT(0)
499#define cap_IBSS BIT(1)
500#define cap_CFPollable BIT(2)
501#define cap_CFRequest BIT(3)
502#define cap_Privacy BIT(4)
503#define cap_ShortPremble BIT(5)
504
505/*-----------------------------------------------------------------------------
506				Below is the definition for 802.11i / 802.1x
507------------------------------------------------------------------------------*/
508#define _IEEE8021X_MGT_			1	/*WPA */
509#define _IEEE8021X_PSK_			2	/* WPA with pre-shared key */
510
511/*-----------------------------------------------------------------------------
512				Below is the definition for WMM
513------------------------------------------------------------------------------*/
514#define _WMM_IE_Length_				7  /* for WMM STA */
515#define _WMM_Para_Element_Length_		24
516
517
518/*-----------------------------------------------------------------------------
519				Below is the definition for 802.11n
520------------------------------------------------------------------------------*/
521
522/* block-ack parameters */
523#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
524#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
525#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
526#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
527#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
528
529#define SetOrderBit(pbuf)	\
530	do	{	\
531		*(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \
532	} while (0)
533
534#define GetOrderBit(pbuf)	(((*(unsigned short *)(pbuf)) & \
535				le16_to_cpu(_ORDER_)) != 0)
536
537
538/**
539 * struct ieee80211_bar - HT Block Ack Request
540 *
541 * This structure refers to "HT BlockAckReq" as
542 * described in 802.11n draft section 7.2.1.7.1
543 */
544struct ieee80211_bar {
545	unsigned short frame_control;
546	unsigned short duration;
547	unsigned char ra[6];
548	unsigned char ta[6];
549	unsigned short control;
550	unsigned short start_seq_num;
551} __packed;
552
553/* 802.11 BAR control masks */
554#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL     0x0000
555#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA  0x0004
556
557
558 /**
559 * struct ieee80211_ht_cap - HT capabilities
560 *
561 * This structure refers to "HT capabilities element" as
562 * described in 802.11n draft section 7.3.2.52
563 */
564
565struct ieee80211_ht_cap {
566	unsigned short	cap_info;
567	unsigned char	ampdu_params_info;
568	unsigned char	supp_mcs_set[16];
569	unsigned short	extended_ht_cap_info;
570	unsigned int		tx_BF_cap_info;
571	unsigned char	       antenna_selection_info;
572} __packed;
573
574/**
575 * struct ieee80211_ht_cap - HT additional information
576 *
577 * This structure refers to "HT information element" as
578 * described in 802.11n draft section 7.3.2.53
579 */
580struct ieee80211_ht_addt_info {
581	unsigned char	control_chan;
582	unsigned char		ht_param;
583	unsigned short	operation_mode;
584	unsigned short	stbc_param;
585	unsigned char		basic_set[16];
586} __packed;
587
588/* 802.11n HT capabilities masks */
589#define IEEE80211_HT_CAP_SUP_WIDTH		0x0002
590#define IEEE80211_HT_CAP_SM_PS			0x000C
591#define IEEE80211_HT_CAP_GRN_FLD		0x0010
592#define IEEE80211_HT_CAP_SGI_20			0x0020
593#define IEEE80211_HT_CAP_SGI_40			0x0040
594#define IEEE80211_HT_CAP_TX_STBC			0x0080
595#define IEEE80211_HT_CAP_DELAY_BA		0x0400
596#define IEEE80211_HT_CAP_MAX_AMSDU		0x0800
597#define IEEE80211_HT_CAP_DSSSCCK40		0x1000
598/* 802.11n HT capability AMPDU settings */
599#define IEEE80211_HT_CAP_AMPDU_FACTOR		0x03
600#define IEEE80211_HT_CAP_AMPDU_DENSITY		0x1C
601/* 802.11n HT capability MSC set */
602#define IEEE80211_SUPP_MCS_SET_UEQM		4
603#define IEEE80211_HT_CAP_MAX_STREAMS		4
604#define IEEE80211_SUPP_MCS_SET_LEN		10
605/* maximum streams the spec allows */
606#define IEEE80211_HT_CAP_MCS_TX_DEFINED		0x01
607#define IEEE80211_HT_CAP_MCS_TX_RX_DIFF		0x02
608#define IEEE80211_HT_CAP_MCS_TX_STREAMS		0x0C
609#define IEEE80211_HT_CAP_MCS_TX_UEQM		0x10
610/* 802.11n HT IE masks */
611#define IEEE80211_HT_IE_CHA_SEC_OFFSET		0x03
612#define IEEE80211_HT_IE_CHA_SEC_NONE		0x00
613#define IEEE80211_HT_IE_CHA_SEC_ABOVE		0x01
614#define IEEE80211_HT_IE_CHA_SEC_BELOW		0x03
615#define IEEE80211_HT_IE_CHA_WIDTH		0x04
616#define IEEE80211_HT_IE_HT_PROTECTION		0x0003
617#define IEEE80211_HT_IE_NON_GF_STA_PRSNT	0x0004
618#define IEEE80211_HT_IE_NON_HT_STA_PRSNT	0x0010
619
620/* block-ack parameters */
621#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
622#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
623#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
624#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
625#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
626
627/*
628 * A-PMDU buffer sizes
629 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
630 */
631#define IEEE80211_MIN_AMPDU_BUF 0x8
632#define IEEE80211_MAX_AMPDU_BUF 0x40
633
634
635/* Spatial Multiplexing Power Save Modes */
636#define WLAN_HT_CAP_SM_PS_STATIC		0
637#define WLAN_HT_CAP_SM_PS_DYNAMIC	1
638#define WLAN_HT_CAP_SM_PS_INVALID	2
639#define WLAN_HT_CAP_SM_PS_DISABLED	3
640
641#endif /* _WIFI_H_ */
642