xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rtl8189fs/include/ieee80211.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /******************************************************************************
3  *
4  * Copyright(c) 2007 - 2017 Realtek Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of version 2 of the GNU General Public License as
8  * published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13  * more details.
14  *
15  *****************************************************************************/
16 #ifndef __IEEE80211_H
17 #define __IEEE80211_H
18 
19 #define MGMT_QUEUE_NUM 5
20 
21 #define ETH_ALEN	6
22 #define ETH_TYPE_LEN		2
23 #define PAYLOAD_TYPE_LEN	1
24 
25 #define NET80211_TU_TO_US	1024		/* unit:us */
26 #define DEFAULT_BCN_INTERVAL 100 /* 100 ms */
27 
28 #ifdef CONFIG_AP_MODE
29 
30 #define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28)
31 
32 /* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */
33 enum {
34 	RTL871X_HOSTAPD_FLUSH = 1,
35 	RTL871X_HOSTAPD_ADD_STA = 2,
36 	RTL871X_HOSTAPD_REMOVE_STA = 3,
37 	RTL871X_HOSTAPD_GET_INFO_STA = 4,
38 	/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
39 	RTL871X_HOSTAPD_GET_WPAIE_STA = 5,
40 	RTL871X_SET_ENCRYPTION = 6,
41 	RTL871X_GET_ENCRYPTION = 7,
42 	RTL871X_HOSTAPD_SET_FLAGS_STA = 8,
43 	RTL871X_HOSTAPD_GET_RID = 9,
44 	RTL871X_HOSTAPD_SET_RID = 10,
45 	RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
46 	RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12,
47 	RTL871X_HOSTAPD_MLME = 13,
48 	RTL871X_HOSTAPD_SCAN_REQ = 14,
49 	RTL871X_HOSTAPD_STA_CLEAR_STATS = 15,
50 	RTL871X_HOSTAPD_SET_BEACON = 16,
51 	RTL871X_HOSTAPD_SET_WPS_BEACON = 17,
52 	RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18,
53 	RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19,
54 	RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20,
55 	RTL871X_HOSTAPD_SET_MACADDR_ACL = 21,
56 	RTL871X_HOSTAPD_ACL_ADD_STA = 22,
57 	RTL871X_HOSTAPD_ACL_REMOVE_STA = 23,
58 };
59 
60 /* STA flags */
61 #define WLAN_STA_AUTH BIT(0)
62 #define WLAN_STA_ASSOC BIT(1)
63 #define WLAN_STA_PS BIT(2)
64 #define WLAN_STA_TIM BIT(3)
65 #define WLAN_STA_PERM BIT(4)
66 #define WLAN_STA_AUTHORIZED BIT(5)
67 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
68 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
69 #define WLAN_STA_PREAUTH BIT(8)
70 #define WLAN_STA_WME BIT(9)
71 #define WLAN_STA_MFP BIT(10)
72 #define WLAN_STA_HT BIT(11)
73 #define WLAN_STA_WPS BIT(12)
74 #define WLAN_STA_MAYBE_WPS BIT(13)
75 #define WLAN_STA_VHT BIT(14)
76 #define WLAN_STA_NONERP BIT(31)
77 
78 #endif
79 
80 #define IEEE_CMD_SET_WPA_PARAM			1
81 #define IEEE_CMD_SET_WPA_IE				2
82 #define IEEE_CMD_SET_ENCRYPTION			3
83 #define IEEE_CMD_MLME						4
84 
85 #define IEEE_PARAM_WPA_ENABLED				1
86 #define IEEE_PARAM_TKIP_COUNTERMEASURES		2
87 #define IEEE_PARAM_DROP_UNENCRYPTED			3
88 #define IEEE_PARAM_PRIVACY_INVOKED			4
89 #define IEEE_PARAM_AUTH_ALGS					5
90 #define IEEE_PARAM_IEEE_802_1X				6
91 #define IEEE_PARAM_WPAX_SELECT				7
92 
93 #define AUTH_ALG_OPEN_SYSTEM			0x1
94 #define AUTH_ALG_SHARED_KEY			0x2
95 #define AUTH_ALG_LEAP				0x00000004
96 
97 #define IEEE_MLME_STA_DEAUTH				1
98 #define IEEE_MLME_STA_DISASSOC			2
99 
100 #define IEEE_CRYPT_ERR_UNKNOWN_ALG			2
101 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR			3
102 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED		4
103 #define IEEE_CRYPT_ERR_KEY_SET_FAILED			5
104 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED		6
105 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
106 
107 
108 #define	IEEE_CRYPT_ALG_NAME_LEN			16
109 
110 #define WPA_CIPHER_NONE	BIT(0)
111 #define WPA_CIPHER_WEP40	BIT(1)
112 #define WPA_CIPHER_WEP104 BIT(2)
113 #define WPA_CIPHER_TKIP	BIT(3)
114 #define WPA_CIPHER_CCMP	BIT(4)
115 
116 
117 
118 #define WPA_SELECTOR_LEN 4
119 extern u8 RTW_WPA_OUI_TYPE[] ;
120 extern u16 RTW_WPA_VERSION ;
121 extern u8 WPA_AUTH_KEY_MGMT_NONE[];
122 extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[];
123 extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
124 extern u8 WPA_CIPHER_SUITE_NONE[];
125 extern u8 WPA_CIPHER_SUITE_WEP40[];
126 extern u8 WPA_CIPHER_SUITE_TKIP[];
127 extern u8 WPA_CIPHER_SUITE_WRAP[];
128 extern u8 WPA_CIPHER_SUITE_CCMP[];
129 extern u8 WPA_CIPHER_SUITE_WEP104[];
130 
131 
132 #define RSN_HEADER_LEN 4
133 #define RSN_SELECTOR_LEN 4
134 
135 extern u16 RSN_VERSION_BSD;
136 extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[];
137 extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
138 extern u8 RSN_CIPHER_SUITE_NONE[];
139 extern u8 RSN_CIPHER_SUITE_WEP40[];
140 extern u8 RSN_CIPHER_SUITE_TKIP[];
141 extern u8 RSN_CIPHER_SUITE_WRAP[];
142 extern u8 RSN_CIPHER_SUITE_CCMP[];
143 extern u8 RSN_CIPHER_SUITE_WEP104[];
144 
145 /* IEEE 802.11i */
146 #define PMKID_LEN 16
147 #define PMK_LEN 32
148 #define PMK_LEN_SUITE_B_192 48
149 #define PMK_LEN_MAX 48
150 #define WPA_REPLAY_COUNTER_LEN 8
151 #define WPA_NONCE_LEN 32
152 #define WPA_KEY_RSC_LEN 8
153 #define WPA_GMK_LEN 32
154 #define WPA_GTK_MAX_LEN 32
155 
156 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
157 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
158 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
159 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
160 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
161 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
162 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
163 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
164 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
165 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
166 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
167 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
168 #define WPA_KEY_INFO_ACK BIT(7)
169 #define WPA_KEY_INFO_MIC BIT(8)
170 #define WPA_KEY_INFO_SECURE BIT(9)
171 #define WPA_KEY_INFO_ERROR BIT(10)
172 #define WPA_KEY_INFO_REQUEST BIT(11)
173 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
174 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
175 
176 struct ieee802_1x_hdr {
177 	u8 version;
178 	u8 type;
179 	u16 length;
180 	/* followed by length octets of data */
181 };
182 
183 struct wpa_eapol_key {
184 	u8 type;
185 	/* Note: key_info, key_length, and key_data_length are unaligned */
186 	u8 key_info[2]; /* big endian */
187 	u8 key_length[2]; /* big endian */
188 	u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
189 	u8 key_nonce[WPA_NONCE_LEN];
190 	u8 key_iv[16];
191 	u8 key_rsc[WPA_KEY_RSC_LEN];
192 	u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
193 	u8 key_mic[16];
194 	u8 key_data_length[2]; /* big endian */
195 	/* followed by key_data_length bytes of key_data */
196 };
197 
198 typedef enum _RATEID_IDX_ {
199 	RATEID_IDX_BGN_40M_2SS = 0,
200 	RATEID_IDX_BGN_40M_1SS = 1,
201 	RATEID_IDX_BGN_20M_2SS_BN = 2,
202 	RATEID_IDX_BGN_20M_1SS_BN = 3,
203 	RATEID_IDX_GN_N2SS = 4,
204 	RATEID_IDX_GN_N1SS = 5,
205 	RATEID_IDX_BG = 6,
206 	RATEID_IDX_G = 7,
207 	RATEID_IDX_B = 8,
208 	RATEID_IDX_VHT_2SS = 9,
209 	RATEID_IDX_VHT_1SS = 10,
210 	RATEID_IDX_MIX1 = 11,
211 	RATEID_IDX_MIX2 = 12,
212 	RATEID_IDX_VHT_3SS = 13,
213 	RATEID_IDX_BGN_3SS = 14,
214 } RATEID_IDX, *PRATEID_IDX;
215 
216 typedef enum _RATR_TABLE_MODE {
217 	RATR_INX_WIRELESS_NGB = 0,	/* BGN 40 Mhz 2SS 1SS */
218 	RATR_INX_WIRELESS_NG = 1,		/* GN or N */
219 	RATR_INX_WIRELESS_NB = 2,		/* BGN 20 Mhz 2SS 1SS  or BN */
220 	RATR_INX_WIRELESS_N = 3,
221 	RATR_INX_WIRELESS_GB = 4,
222 	RATR_INX_WIRELESS_G = 5,
223 	RATR_INX_WIRELESS_B = 6,
224 	RATR_INX_WIRELESS_MC = 7,
225 	RATR_INX_WIRELESS_AC_N = 8,
226 } RATR_TABLE_MODE, *PRATR_TABLE_MODE;
227 
228 
229 enum NETWORK_TYPE {
230 	WIRELESS_INVALID = 0,
231 	/* Sub-Element */
232 	WIRELESS_11B = BIT(0), /* tx: cck only , rx: cck only, hw: cck */
233 	WIRELESS_11G = BIT(1), /* tx: ofdm only, rx: ofdm & cck, hw: cck & ofdm */
234 	WIRELESS_11A = BIT(2), /* tx: ofdm only, rx: ofdm only, hw: ofdm only */
235 	WIRELESS_11_24N = BIT(3), /* tx: MCS only, rx: MCS & cck, hw: MCS & cck */
236 	WIRELESS_11_5N = BIT(4), /* tx: MCS only, rx: MCS & ofdm, hw: ofdm only */
237 	WIRELESS_AUTO = BIT(5),
238 	WIRELESS_11AC = BIT(6),
239 
240 	/* Combination */
241 	/* Type for current wireless mode */
242 	WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G), /* tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
243 	WIRELESS_11G_24N = (WIRELESS_11G | WIRELESS_11_24N), /* tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
244 	WIRELESS_11A_5N = (WIRELESS_11A | WIRELESS_11_5N), /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
245 	WIRELESS_11B_24N = (WIRELESS_11B | WIRELESS_11_24N), /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
246 	WIRELESS_11BG_24N = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N), /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
247 	WIRELESS_11_24AC = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11AC),
248 	WIRELESS_11_5AC = (WIRELESS_11A | WIRELESS_11AC),
249 
250 
251 	/* Type for registry default wireless mode */
252 	WIRELESS_11AGN = (WIRELESS_11A | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N), /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
253 	WIRELESS_11ABGN = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N),
254 	WIRELESS_MODE_24G = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N),
255 	WIRELESS_MODE_5G = (WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC),
256 	WIRELESS_MODE_MAX = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N | WIRELESS_11AC),
257 };
258 
259 #define SUPPORTED_24G_NETTYPE_MSK WIRELESS_MODE_24G
260 #define SUPPORTED_5G_NETTYPE_MSK WIRELESS_MODE_5G
261 
262 #define IsLegacyOnly(NetType)  ((NetType) == ((NetType) & (WIRELESS_11BG | WIRELESS_11A)))
263 
264 #define IsSupported24G(NetType) ((NetType) & SUPPORTED_24G_NETTYPE_MSK ? _TRUE : _FALSE)
265 #define is_supported_5g(NetType) ((NetType) & SUPPORTED_5G_NETTYPE_MSK ? _TRUE : _FALSE)
266 
267 #define IsEnableHWCCK(NetType) IsSupported24G(NetType)
268 #define IsEnableHWOFDM(NetType) ((NetType) & (WIRELESS_11G | WIRELESS_11_24N | SUPPORTED_5G_NETTYPE_MSK) ? _TRUE : _FALSE)
269 
270 #define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
271 #define IsSupportedRxOFDM(NetType) IsEnableHWOFDM(NetType)
272 #define IsSupportedRxHT(NetType) IsEnableHWOFDM(NetType)
273 
274 #define IsSupportedTxCCK(NetType) ((NetType) & (WIRELESS_11B) ? _TRUE : _FALSE)
275 #define IsSupportedTxOFDM(NetType) ((NetType) & (WIRELESS_11G | WIRELESS_11A) ? _TRUE : _FALSE)
276 #define is_supported_ht(NetType) ((NetType) & (WIRELESS_11_24N | WIRELESS_11_5N) ? _TRUE : _FALSE)
277 
278 #define is_supported_vht(NetType) ((NetType) & (WIRELESS_11AC) ? _TRUE : _FALSE)
279 
280 
281 
282 
283 
284 typedef struct ieee_param {
285 	u32 cmd;
286 	u8 sta_addr[ETH_ALEN];
287 	union {
288 		struct {
289 			u8 name;
290 			u32 value;
291 		} wpa_param;
292 		struct {
293 			u32 len;
294 			u8 reserved[32];
295 			u8 data[0];
296 		} wpa_ie;
297 		struct {
298 			int command;
299 			int reason_code;
300 		} mlme;
301 		struct {
302 			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
303 			u8 set_tx;
304 			u32 err;
305 			u8 idx;
306 			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
307 			u16 key_len;
308 			u8 key[0];
309 		} crypt;
310 #ifdef CONFIG_AP_MODE
311 		struct {
312 			u16 aid;
313 			u16 capability;
314 			int flags;
315 			u8 tx_supp_rates[16];
316 			struct rtw_ieee80211_ht_cap ht_cap;
317 		} add_sta;
318 		struct {
319 			u8	reserved[2];/* for set max_num_sta */
320 			u8	buf[0];
321 		} bcn_ie;
322 #endif
323 
324 	} u;
325 } ieee_param;
326 
327 #ifdef CONFIG_AP_MODE
328 typedef struct ieee_param_ex {
329 	u32 cmd;
330 	u8 sta_addr[ETH_ALEN];
331 	u8 data[0];
332 } ieee_param_ex;
333 
334 struct sta_data {
335 	u16 aid;
336 	u16 capability;
337 	int flags;
338 	u32 sta_set;
339 	u8 tx_supp_rates[16];
340 	u32 tx_supp_rates_len;
341 	struct rtw_ieee80211_ht_cap ht_cap;
342 	u64	rx_pkts;
343 	u64	rx_bytes;
344 	u64	rx_drops;
345 	u64	tx_pkts;
346 	u64	tx_bytes;
347 	u64	tx_drops;
348 };
349 #endif
350 
351 
352 #if WIRELESS_EXT < 17
353 	#define IW_QUAL_QUAL_INVALID   0x10
354 	#define IW_QUAL_LEVEL_INVALID  0x20
355 	#define IW_QUAL_NOISE_INVALID  0x40
356 	#define IW_QUAL_QUAL_UPDATED   0x1
357 	#define IW_QUAL_LEVEL_UPDATED  0x2
358 	#define IW_QUAL_NOISE_UPDATED  0x4
359 #endif
360 
361 #define IEEE80211_DATA_LEN		2304
362 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
363    6.2.1.1.2.
364 
365    The figure in section 7.1.2 suggests a body size of up to 2312
366    bytes is allowed, which is a bit confusing, I suspect this
367    represents the 2304 bytes of real data, plus a possible 8 bytes of
368    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
369 
370 
371 #define IEEE80211_HLEN			30
372 #define IEEE80211_FRAME_LEN		(IEEE80211_DATA_LEN + IEEE80211_HLEN)
373 
374 
375 /* this is stolen from ipw2200 driver */
376 #define IEEE_IBSS_MAC_HASH_SIZE 31
377 
378 struct ieee_ibss_seq {
379 	u8 mac[ETH_ALEN];
380 	u16 seq_num;
381 	u16 frag_num;
382 	unsigned long packet_time;
383 	_list	list;
384 };
385 
386 #if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
387 
388 struct rtw_ieee80211_hdr {
389 	u16 frame_ctl;
390 	u16 duration_id;
391 	u8 addr1[ETH_ALEN];
392 	u8 addr2[ETH_ALEN];
393 	u8 addr3[ETH_ALEN];
394 	u16 seq_ctl;
395 	u8 addr4[ETH_ALEN];
396 } __attribute__((packed));
397 
398 struct rtw_ieee80211_hdr_3addr {
399 	u16 frame_ctl;
400 	u16 duration_id;
401 	u8 addr1[ETH_ALEN];
402 	u8 addr2[ETH_ALEN];
403 	u8 addr3[ETH_ALEN];
404 	u16 seq_ctl;
405 } __attribute__((packed));
406 
407 
408 struct rtw_ieee80211_hdr_qos {
409 	u16 frame_ctl;
410 	u16 duration_id;
411 	u8 addr1[ETH_ALEN];
412 	u8 addr2[ETH_ALEN];
413 	u8 addr3[ETH_ALEN];
414 	u16 seq_ctl;
415 	u8 addr4[ETH_ALEN];
416 	u16	qc;
417 }  __attribute__((packed));
418 
419 struct rtw_ieee80211_hdr_3addr_qos {
420 	u16 frame_ctl;
421 	u16 duration_id;
422 	u8 addr1[ETH_ALEN];
423 	u8 addr2[ETH_ALEN];
424 	u8 addr3[ETH_ALEN];
425 	u16 seq_ctl;
426 	u16     qc;
427 }  __attribute__((packed));
428 
429 struct eapol {
430 	u8 snap[6];
431 	u16 ethertype;
432 	u8 version;
433 	u8 type;
434 	u16 length;
435 } __attribute__((packed));
436 
437 struct rtw_ieee80211s_hdr {
438 	u8 flags;
439 	u8 ttl;
440 	u32 seqnum;
441 	u8 eaddr1[ETH_ALEN];
442 	u8 eaddr2[ETH_ALEN];
443 } __attribute__((packed));
444 
445 /**
446  * struct rtw_ieee80211_rann_ie
447  *
448  * This structure refers to "Root Announcement information element"
449  */
450  struct rtw_ieee80211_rann_ie {
451 	u8 rann_flags;
452 	u8 rann_hopcount;
453 	u8 rann_ttl;
454 	u8 rann_addr[ETH_ALEN];
455 	u32 rann_seq;
456 	u32 rann_interval;
457 	u32 rann_metric;
458 } __attribute__((packed));
459 #endif
460 
461 enum eap_type {
462 	EAP_PACKET = 0,
463 	EAPOL_START,
464 	EAPOL_LOGOFF,
465 	EAPOL_KEY,
466 	EAPOL_ENCAP_ASF_ALERT
467 };
468 
469 #define IEEE80211_3ADDR_LEN 24
470 #define IEEE80211_4ADDR_LEN 30
471 #define IEEE80211_FCS_LEN    4
472 
473 #define MIN_FRAG_THRESHOLD     256U
474 #define	MAX_FRAG_THRESHOLD     2346U
475 
476 /* Frame control field constants */
477 #define RTW_IEEE80211_FCTL_VERS		0x0003
478 #define RTW_IEEE80211_FCTL_FTYPE		0x000c
479 #define RTW_IEEE80211_FCTL_STYPE		0x00f0
480 #define RTW_IEEE80211_FCTL_TODS		0x0100
481 #define RTW_IEEE80211_FCTL_FROMDS	0x0200
482 #define RTW_IEEE80211_FCTL_MOREFRAGS	0x0400
483 #define RTW_IEEE80211_FCTL_RETRY		0x0800
484 #define RTW_IEEE80211_FCTL_PM		0x1000
485 #define RTW_IEEE80211_FCTL_MOREDATA	0x2000
486 #define RTW_IEEE80211_FCTL_PROTECTED	0x4000
487 #define RTW_IEEE80211_FCTL_ORDER		0x8000
488 #define RTW_IEEE80211_FCTL_CTL_EXT	0x0f00
489 
490 #define RTW_IEEE80211_FTYPE_MGMT		0x0000
491 #define RTW_IEEE80211_FTYPE_CTL		0x0004
492 #define RTW_IEEE80211_FTYPE_DATA		0x0008
493 #define RTW_IEEE80211_FTYPE_EXT		0x000c
494 
495 /* management */
496 #define RTW_IEEE80211_STYPE_ASSOC_REQ	0x0000
497 #define RTW_IEEE80211_STYPE_ASSOC_RESP	0x0010
498 #define RTW_IEEE80211_STYPE_REASSOC_REQ	0x0020
499 #define RTW_IEEE80211_STYPE_REASSOC_RESP	0x0030
500 #define RTW_IEEE80211_STYPE_PROBE_REQ	0x0040
501 #define RTW_IEEE80211_STYPE_PROBE_RESP	0x0050
502 #define RTW_IEEE80211_STYPE_BEACON		0x0080
503 #define RTW_IEEE80211_STYPE_ATIM		0x0090
504 #define RTW_IEEE80211_STYPE_DISASSOC	0x00A0
505 #define RTW_IEEE80211_STYPE_AUTH		0x00B0
506 #define RTW_IEEE80211_STYPE_DEAUTH		0x00C0
507 #define RTW_IEEE80211_STYPE_ACTION		0x00D0
508 
509 /* control */
510 #define RTW_IEEE80211_STYPE_CTL_EXT		0x0060
511 #define RTW_IEEE80211_STYPE_BACK_REQ		0x0080
512 #define RTW_IEEE80211_STYPE_BACK		0x0090
513 #define RTW_IEEE80211_STYPE_PSPOLL		0x00A0
514 #define RTW_IEEE80211_STYPE_RTS		0x00B0
515 #define RTW_IEEE80211_STYPE_CTS		0x00C0
516 #define RTW_IEEE80211_STYPE_ACK		0x00D0
517 #define RTW_IEEE80211_STYPE_CFEND		0x00E0
518 #define RTW_IEEE80211_STYPE_CFENDACK		0x00F0
519 
520 /* data */
521 #define RTW_IEEE80211_STYPE_DATA		0x0000
522 #define RTW_IEEE80211_STYPE_DATA_CFACK	0x0010
523 #define RTW_IEEE80211_STYPE_DATA_CFPOLL	0x0020
524 #define RTW_IEEE80211_STYPE_DATA_CFACKPOLL	0x0030
525 #define RTW_IEEE80211_STYPE_NULLFUNC	0x0040
526 #define RTW_IEEE80211_STYPE_CFACK		0x0050
527 #define RTW_IEEE80211_STYPE_CFPOLL		0x0060
528 #define RTW_IEEE80211_STYPE_CFACKPOLL	0x0070
529 #define RTW_IEEE80211_STYPE_QOS_DATA		0x0080
530 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACK		0x0090
531 #define RTW_IEEE80211_STYPE_QOS_DATA_CFPOLL		0x00A0
532 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACKPOLL	0x00B0
533 #define RTW_IEEE80211_STYPE_QOS_NULLFUNC	0x00C0
534 #define RTW_IEEE80211_STYPE_QOS_CFACK		0x00D0
535 #define RTW_IEEE80211_STYPE_QOS_CFPOLL		0x00E0
536 #define RTW_IEEE80211_STYPE_QOS_CFACKPOLL	0x00F0
537 
538 /* sequence control field */
539 #define RTW_IEEE80211_SCTL_FRAG	0x000F
540 #define RTW_IEEE80211_SCTL_SEQ	0xFFF0
541 
542 
543 #define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0)
544 #define RTW_ERP_INFO_USE_PROTECTION BIT(1)
545 #define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
546 
547 /* QoS,QOS */
548 #define NORMAL_ACK			0
549 #define NO_ACK				1
550 #define NON_EXPLICIT_ACK	2
551 #define BLOCK_ACK			3
552 
553 #ifndef ETH_P_PAE
554 	#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
555 #endif /* ETH_P_PAE */
556 
557 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
558 
559 #define ETH_P_ECONET	0x0018
560 
561 #ifndef ETH_P_80211_RAW
562 	#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
563 #endif
564 
565 /* IEEE 802.11 defines */
566 
567 #define P80211_OUI_LEN 3
568 
569 #if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
570 
571 struct ieee80211_snap_hdr {
572 
573 	u8    dsap;   /* always 0xAA */
574 	u8    ssap;   /* always 0xAA */
575 	u8    ctrl;   /* always 0x03 */
576 	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
577 
578 } __attribute__((packed));
579 
580 #endif
581 
582 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
583 
584 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTW_IEEE80211_FCTL_FTYPE)
585 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTW_IEEE80211_FCTL_STYPE)
586 
587 #define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
588 
589 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG)
590 #define WLAN_GET_SEQ_SEQ(seq)  ((seq) & RTW_IEEE80211_SCTL_SEQ)
591 
592 /* Authentication algorithms */
593 #define WLAN_AUTH_OPEN 0
594 #define WLAN_AUTH_SHARED_KEY 1
595 
596 #define WLAN_AUTH_CHALLENGE_LEN 128
597 
598 #define WLAN_CAPABILITY_BSS (1<<0)
599 #define WLAN_CAPABILITY_IBSS (1<<1)
600 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
601 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
602 #define WLAN_CAPABILITY_PRIVACY (1<<4)
603 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
604 #define WLAN_CAPABILITY_PBCC (1<<6)
605 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
606 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
607 
608 /* Status codes */
609 #define WLAN_STATUS_SUCCESS 0
610 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
611 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
612 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
613 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
614 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
615 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
616 #define WLAN_STATUS_CHALLENGE_FAIL 15
617 #define WLAN_STATUS_AUTH_TIMEOUT 16
618 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
619 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
620 /* 802.11b */
621 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
622 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
623 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
624 
625 /* Reason codes */
626 #define WLAN_REASON_UNSPECIFIED 1
627 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
628 #define WLAN_REASON_DEAUTH_LEAVING 3
629 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
630 #define WLAN_REASON_DISASSOC_AP_BUSY 5
631 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
632 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
633 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
634 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
635 #define WLAN_REASON_MESH_PEER_CANCELED 52
636 #define WLAN_REASON_MESH_MAX_PEERS 53
637 #define WLAN_REASON_MESH_CONFIG 54
638 #define WLAN_REASON_MESH_CLOSE 55
639 #define WLAN_REASON_MESH_MAX_RETRIES 56
640 #define WLAN_REASON_MESH_CONFIRM_TIMEOUT 57
641 #define WLAN_REASON_MESH_INVALID_GTK 58
642 #define WLAN_REASON_MESH_INCONSISTENT_PARAM 59
643 #define WLAN_REASON_MESH_INVALID_SECURITY 60
644 #define WLAN_REASON_MESH_PATH_NOPROXY 61
645 #define WLAN_REASON_MESH_PATH_NOFORWARD 62
646 #define WLAN_REASON_MESH_PATH_DEST_UNREACHABLE 63
647 #define WLAN_REASON_MAC_EXISTS_IN_MBSS 64
648 #define WLAN_REASON_MESH_CHAN_REGULATORY 65
649 #define WLAN_REASON_MESH_CHAN 66
650 #define WLAN_REASON_SA_QUERY_TIMEOUT 65532
651 #define WLAN_REASON_ACTIVE_ROAM 65533
652 #define WLAN_REASON_JOIN_WRONG_CHANNEL       65534
653 #define WLAN_REASON_EXPIRATION_CHK 65535
654 
655 #define WLAN_REASON_IS_PRIVATE(reason) ( \
656 	reason == WLAN_REASON_EXPIRATION_CHK \
657 	|| reason == WLAN_REASON_JOIN_WRONG_CHANNEL \
658 	|| reason == WLAN_REASON_ACTIVE_ROAM \
659 	|| reason == WLAN_REASON_SA_QUERY_TIMEOUT \
660 	)
661 
662 /* Information Element IDs */
663 #define WLAN_EID_SSID 0
664 #define WLAN_EID_SUPP_RATES 1
665 #define WLAN_EID_FH_PARAMS 2
666 #define WLAN_EID_DS_PARAMS 3
667 #define WLAN_EID_CF_PARAMS 4
668 #define WLAN_EID_TIM 5
669 #define WLAN_EID_IBSS_PARAMS 6
670 #define WLAN_EID_CHALLENGE 16
671 /* EIDs defined by IEEE 802.11h - START */
672 #define WLAN_EID_PWR_CONSTRAINT 32
673 #define WLAN_EID_PWR_CAPABILITY 33
674 #define WLAN_EID_TPC_REQUEST 34
675 #define WLAN_EID_TPC_REPORT 35
676 #define WLAN_EID_SUPPORTED_CHANNELS 36
677 #define WLAN_EID_CHANNEL_SWITCH 37
678 #define WLAN_EID_MEASURE_REQUEST 38
679 #define WLAN_EID_MEASURE_REPORT 39
680 #define WLAN_EID_QUITE 40
681 #define WLAN_EID_IBSS_DFS 41
682 /* EIDs defined by IEEE 802.11h - END */
683 #define WLAN_EID_ERP_INFO 42
684 #define WLAN_EID_HT_CAP 45
685 #define WLAN_EID_RSN 48
686 #define WLAN_EID_EXT_SUPP_RATES 50
687 #define WLAN_EID_MOBILITY_DOMAIN 54
688 #define WLAN_EID_FAST_BSS_TRANSITION 55
689 #define WLAN_EID_TIMEOUT_INTERVAL 56
690 #define WLAN_EID_RIC_DATA 57
691 #define WLAN_EID_HT_OPERATION 61
692 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
693 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
694 #define WLAN_EID_20_40_BSS_INTOLERANT 73
695 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
696 #define WLAN_EID_MMIE 76
697 #define WLAN_EID_MESH_CONFIG 113
698 #define WLAN_EID_MESH_ID 114
699 #define WLAN_EID_MPM 117
700 #define	WLAN_EID_RANN 126
701 #define	WLAN_EID_PREQ 130
702 #define	WLAN_EID_PREP 131
703 #define	WLAN_EID_PERR 132
704 #define WLAN_EID_AMPE 139
705 #define WLAN_EID_MIC 140
706 #define WLAN_EID_VENDOR_SPECIFIC 221
707 #define WLAN_EID_GENERIC (WLAN_EID_VENDOR_SPECIFIC)
708 #define WLAN_EID_VHT_CAPABILITY 191
709 #define WLAN_EID_VHT_OPERATION 192
710 #define WLAN_EID_VHT_OP_MODE_NOTIFY 199
711 
712 #define IEEE80211_MGMT_HDR_LEN 24
713 #define IEEE80211_DATA_HDR3_LEN 24
714 #define IEEE80211_DATA_HDR4_LEN 30
715 
716 
717 #define IEEE80211_STATMASK_SIGNAL (1<<0)
718 #define IEEE80211_STATMASK_RSSI (1<<1)
719 #define IEEE80211_STATMASK_NOISE (1<<2)
720 #define IEEE80211_STATMASK_RATE (1<<3)
721 #define IEEE80211_STATMASK_WEMASK 0x7
722 
723 
724 #define IEEE80211_CCK_MODULATION    (1<<0)
725 #define IEEE80211_OFDM_MODULATION   (1<<1)
726 
727 #define IEEE80211_24GHZ_BAND     (1<<0)
728 #define IEEE80211_52GHZ_BAND     (1<<1)
729 
730 #define IEEE80211_CCK_RATE_LEN		4
731 #define IEEE80211_NUM_OFDM_RATESLEN	8
732 
733 
734 #define IEEE80211_CCK_RATE_1MB		        0x02
735 #define IEEE80211_CCK_RATE_2MB		        0x04
736 #define IEEE80211_CCK_RATE_5MB		        0x0B
737 #define IEEE80211_CCK_RATE_11MB		        0x16
738 #define IEEE80211_OFDM_RATE_LEN		8
739 #define IEEE80211_OFDM_RATE_6MB		        0x0C
740 #define IEEE80211_OFDM_RATE_9MB		        0x12
741 #define IEEE80211_OFDM_RATE_12MB		0x18
742 #define IEEE80211_OFDM_RATE_18MB		0x24
743 #define IEEE80211_OFDM_RATE_24MB		0x30
744 #define IEEE80211_OFDM_RATE_36MB		0x48
745 #define IEEE80211_OFDM_RATE_48MB		0x60
746 #define IEEE80211_OFDM_RATE_54MB		0x6C
747 #define IEEE80211_BASIC_RATE_MASK		0x80
748 
749 #define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
750 #define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
751 #define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
752 #define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
753 #define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
754 #define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
755 #define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
756 #define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
757 #define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
758 #define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
759 #define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
760 #define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
761 
762 #define IEEE80211_CCK_RATES_MASK	        0x0000000F
763 #define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
764 		IEEE80211_CCK_RATE_2MB_MASK)
765 #define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
766 		IEEE80211_CCK_RATE_5MB_MASK | \
767 		IEEE80211_CCK_RATE_11MB_MASK)
768 
769 #define IEEE80211_OFDM_RATES_MASK		0x00000FF0
770 #define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
771 		IEEE80211_OFDM_RATE_12MB_MASK | \
772 		IEEE80211_OFDM_RATE_24MB_MASK)
773 #define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
774 		IEEE80211_OFDM_RATE_9MB_MASK  | \
775 		IEEE80211_OFDM_RATE_18MB_MASK | \
776 		IEEE80211_OFDM_RATE_36MB_MASK | \
777 		IEEE80211_OFDM_RATE_48MB_MASK | \
778 		IEEE80211_OFDM_RATE_54MB_MASK)
779 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
780 				      IEEE80211_CCK_DEFAULT_RATES_MASK)
781 
782 #define IEEE80211_NUM_OFDM_RATES	    8
783 #define IEEE80211_NUM_CCK_RATES	            4
784 #define IEEE80211_OFDM_SHIFT_MASK_A         4
785 
786 
787 enum MGN_RATE {
788 	MGN_1M		= 0x02,
789 	MGN_2M		= 0x04,
790 	MGN_5_5M	= 0x0B,
791 	MGN_6M		= 0x0C,
792 	MGN_9M		= 0x12,
793 	MGN_11M	= 0x16,
794 	MGN_12M	= 0x18,
795 	MGN_18M	= 0x24,
796 	MGN_24M	= 0x30,
797 	MGN_36M	= 0x48,
798 	MGN_48M	= 0x60,
799 	MGN_54M	= 0x6C,
800 	MGN_MCS32	= 0x7F,
801 	MGN_MCS0,
802 	MGN_MCS1,
803 	MGN_MCS2,
804 	MGN_MCS3,
805 	MGN_MCS4,
806 	MGN_MCS5,
807 	MGN_MCS6,
808 	MGN_MCS7,
809 	MGN_MCS8,
810 	MGN_MCS9,
811 	MGN_MCS10,
812 	MGN_MCS11,
813 	MGN_MCS12,
814 	MGN_MCS13,
815 	MGN_MCS14,
816 	MGN_MCS15,
817 	MGN_MCS16,
818 	MGN_MCS17,
819 	MGN_MCS18,
820 	MGN_MCS19,
821 	MGN_MCS20,
822 	MGN_MCS21,
823 	MGN_MCS22,
824 	MGN_MCS23,
825 	MGN_MCS24,
826 	MGN_MCS25,
827 	MGN_MCS26,
828 	MGN_MCS27,
829 	MGN_MCS28,
830 	MGN_MCS29,
831 	MGN_MCS30,
832 	MGN_MCS31,
833 	MGN_VHT1SS_MCS0,
834 	MGN_VHT1SS_MCS1,
835 	MGN_VHT1SS_MCS2,
836 	MGN_VHT1SS_MCS3,
837 	MGN_VHT1SS_MCS4,
838 	MGN_VHT1SS_MCS5,
839 	MGN_VHT1SS_MCS6,
840 	MGN_VHT1SS_MCS7,
841 	MGN_VHT1SS_MCS8,
842 	MGN_VHT1SS_MCS9,
843 	MGN_VHT2SS_MCS0,
844 	MGN_VHT2SS_MCS1,
845 	MGN_VHT2SS_MCS2,
846 	MGN_VHT2SS_MCS3,
847 	MGN_VHT2SS_MCS4,
848 	MGN_VHT2SS_MCS5,
849 	MGN_VHT2SS_MCS6,
850 	MGN_VHT2SS_MCS7,
851 	MGN_VHT2SS_MCS8,
852 	MGN_VHT2SS_MCS9,
853 	MGN_VHT3SS_MCS0,
854 	MGN_VHT3SS_MCS1,
855 	MGN_VHT3SS_MCS2,
856 	MGN_VHT3SS_MCS3,
857 	MGN_VHT3SS_MCS4,
858 	MGN_VHT3SS_MCS5,
859 	MGN_VHT3SS_MCS6,
860 	MGN_VHT3SS_MCS7,
861 	MGN_VHT3SS_MCS8,
862 	MGN_VHT3SS_MCS9,
863 	MGN_VHT4SS_MCS0,
864 	MGN_VHT4SS_MCS1,
865 	MGN_VHT4SS_MCS2,
866 	MGN_VHT4SS_MCS3,
867 	MGN_VHT4SS_MCS4,
868 	MGN_VHT4SS_MCS5,
869 	MGN_VHT4SS_MCS6,
870 	MGN_VHT4SS_MCS7,
871 	MGN_VHT4SS_MCS8,
872 	MGN_VHT4SS_MCS9,
873 	MGN_UNKNOWN
874 };
875 
876 #define IS_HT_RATE(_rate)	((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS31)
877 #define IS_VHT_RATE(_rate)	((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
878 #define IS_CCK_RATE(_rate)	((_rate) == MGN_1M || (_rate) == MGN_2M || (_rate) == MGN_5_5M || (_rate) == MGN_11M)
879 #define IS_OFDM_RATE(_rate)	((_rate) >= MGN_6M && (_rate) <= MGN_54M  && (_rate) != MGN_11M)
880 
881 #define IS_HT1SS_RATE(_rate) ((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS7)
882 #define IS_HT2SS_RATE(_rate) ((_rate) >= MGN_MCS8 && (_rate) <= MGN_MCS15)
883 #define IS_HT3SS_RATE(_rate) ((_rate) >= MGN_MCS16 && (_rate) <= MGN_MCS23)
884 #define IS_HT4SS_RATE(_rate) ((_rate) >= MGN_MCS24 && (_rate) <= MGN_MCS31)
885 
886 #define IS_VHT1SS_RATE(_rate) ((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT1SS_MCS9)
887 #define IS_VHT2SS_RATE(_rate) ((_rate) >= MGN_VHT2SS_MCS0 && (_rate) <= MGN_VHT2SS_MCS9)
888 #define IS_VHT3SS_RATE(_rate) ((_rate) >= MGN_VHT3SS_MCS0 && (_rate) <= MGN_VHT3SS_MCS9)
889 #define IS_VHT4SS_RATE(_rate) ((_rate) >= MGN_VHT4SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
890 
891 #define IS_1T_RATE(_rate)	(IS_CCK_RATE((_rate)) || IS_OFDM_RATE((_rate)) || IS_HT1SS_RATE((_rate)) || IS_VHT1SS_RATE((_rate)))
892 #define IS_2T_RATE(_rate)	(IS_HT2SS_RATE((_rate)) || IS_VHT2SS_RATE((_rate)))
893 #define IS_3T_RATE(_rate)	(IS_HT3SS_RATE((_rate)) || IS_VHT3SS_RATE((_rate)))
894 #define IS_4T_RATE(_rate)	(IS_HT4SS_RATE((_rate)) || IS_VHT4SS_RATE((_rate)))
895 
896 #define MGN_RATE_STR(_rate) \
897 	(_rate == MGN_1M) ? "CCK_1M" : \
898 	(_rate == MGN_2M) ? "CCK_2M" : \
899 	(_rate == MGN_5_5M) ? "CCK_5.5M" : \
900 	(_rate == MGN_11M) ? "CCK_11M" : \
901 	(_rate == MGN_6M) ? "OFDM_6M" : \
902 	(_rate == MGN_9M) ? "OFDM_9M" : \
903 	(_rate == MGN_12M) ? "OFDM_12M" : \
904 	(_rate == MGN_18M) ? "OFDM_18M" : \
905 	(_rate == MGN_24M) ? "OFDM_24M" : \
906 	(_rate == MGN_36M) ? "OFDM_36M" : \
907 	(_rate == MGN_48M) ? "OFDM_48M" : \
908 	(_rate == MGN_54M) ? "OFDM_54M" : \
909 	(_rate == MGN_MCS32) ? "MCS32" : \
910 	(_rate == MGN_MCS0) ? "MCS0" : \
911 	(_rate == MGN_MCS1) ? "MCS1" : \
912 	(_rate == MGN_MCS2) ? "MCS2" : \
913 	(_rate == MGN_MCS3) ? "MCS3" : \
914 	(_rate == MGN_MCS4) ? "MCS4" : \
915 	(_rate == MGN_MCS5) ? "MCS5" : \
916 	(_rate == MGN_MCS6) ? "MCS6" : \
917 	(_rate == MGN_MCS7) ? "MCS7" : \
918 	(_rate == MGN_MCS8) ? "MCS8" : \
919 	(_rate == MGN_MCS9) ? "MCS9" : \
920 	(_rate == MGN_MCS10) ? "MCS10" : \
921 	(_rate == MGN_MCS11) ? "MCS11" : \
922 	(_rate == MGN_MCS12) ? "MCS12" : \
923 	(_rate == MGN_MCS13) ? "MCS13" : \
924 	(_rate == MGN_MCS14) ? "MCS14" : \
925 	(_rate == MGN_MCS15) ? "MCS15" : \
926 	(_rate == MGN_MCS16) ? "MCS16" : \
927 	(_rate == MGN_MCS17) ? "MCS17" : \
928 	(_rate == MGN_MCS18) ? "MCS18" : \
929 	(_rate == MGN_MCS19) ? "MCS19" : \
930 	(_rate == MGN_MCS20) ? "MCS20" : \
931 	(_rate == MGN_MCS21) ? "MCS21" : \
932 	(_rate == MGN_MCS22) ? "MCS22" : \
933 	(_rate == MGN_MCS23) ? "MCS23" : \
934 	(_rate == MGN_MCS24) ? "MCS24" : \
935 	(_rate == MGN_MCS25) ? "MCS25" : \
936 	(_rate == MGN_MCS26) ? "MCS26" : \
937 	(_rate == MGN_MCS27) ? "MCS27" : \
938 	(_rate == MGN_MCS28) ? "MCS28" : \
939 	(_rate == MGN_MCS29) ? "MCS29" : \
940 	(_rate == MGN_MCS30) ? "MCS30" : \
941 	(_rate == MGN_MCS31) ? "MCS31" : \
942 	(_rate == MGN_VHT1SS_MCS0) ? "VHT1SMCS0" : \
943 	(_rate == MGN_VHT1SS_MCS1) ? "VHT1SMCS1" : \
944 	(_rate == MGN_VHT1SS_MCS2) ? "VHT1SMCS2" : \
945 	(_rate == MGN_VHT1SS_MCS3) ? "VHT1SMCS3" : \
946 	(_rate == MGN_VHT1SS_MCS4) ? "VHT1SMCS4" : \
947 	(_rate == MGN_VHT1SS_MCS5) ? "VHT1SMCS5" : \
948 	(_rate == MGN_VHT1SS_MCS6) ? "VHT1SMCS6" : \
949 	(_rate == MGN_VHT1SS_MCS7) ? "VHT1SMCS7" : \
950 	(_rate == MGN_VHT1SS_MCS8) ? "VHT1SMCS8" : \
951 	(_rate == MGN_VHT1SS_MCS9) ? "VHT1SMCS9" : \
952 	(_rate == MGN_VHT2SS_MCS0) ? "VHT2SMCS0" : \
953 	(_rate == MGN_VHT2SS_MCS1) ? "VHT2SMCS1" : \
954 	(_rate == MGN_VHT2SS_MCS2) ? "VHT2SMCS2" : \
955 	(_rate == MGN_VHT2SS_MCS3) ? "VHT2SMCS3" : \
956 	(_rate == MGN_VHT2SS_MCS4) ? "VHT2SMCS4" : \
957 	(_rate == MGN_VHT2SS_MCS5) ? "VHT2SMCS5" : \
958 	(_rate == MGN_VHT2SS_MCS6) ? "VHT2SMCS6" : \
959 	(_rate == MGN_VHT2SS_MCS7) ? "VHT2SMCS7" : \
960 	(_rate == MGN_VHT2SS_MCS8) ? "VHT2SMCS8" : \
961 	(_rate == MGN_VHT2SS_MCS9) ? "VHT2SMCS9" : \
962 	(_rate == MGN_VHT3SS_MCS0) ? "VHT3SMCS0" : \
963 	(_rate == MGN_VHT3SS_MCS1) ? "VHT3SMCS1" : \
964 	(_rate == MGN_VHT3SS_MCS2) ? "VHT3SMCS2" : \
965 	(_rate == MGN_VHT3SS_MCS3) ? "VHT3SMCS3" : \
966 	(_rate == MGN_VHT3SS_MCS4) ? "VHT3SMCS4" : \
967 	(_rate == MGN_VHT3SS_MCS5) ? "VHT3SMCS5" : \
968 	(_rate == MGN_VHT3SS_MCS6) ? "VHT3SMCS6" : \
969 	(_rate == MGN_VHT3SS_MCS7) ? "VHT3SMCS7" : \
970 	(_rate == MGN_VHT3SS_MCS8) ? "VHT3SMCS8" : \
971 	(_rate == MGN_VHT3SS_MCS9) ? "VHT3SMCS9" : \
972 	(_rate == MGN_VHT4SS_MCS0) ? "VHT4SMCS0" : \
973 	(_rate == MGN_VHT4SS_MCS1) ? "VHT4SMCS1" : \
974 	(_rate == MGN_VHT4SS_MCS2) ? "VHT4SMCS2" : \
975 	(_rate == MGN_VHT4SS_MCS3) ? "VHT4SMCS3" : \
976 	(_rate == MGN_VHT4SS_MCS4) ? "VHT4SMCS4" : \
977 	(_rate == MGN_VHT4SS_MCS5) ? "VHT4SMCS5" : \
978 	(_rate == MGN_VHT4SS_MCS6) ? "VHT4SMCS6" : \
979 	(_rate == MGN_VHT4SS_MCS7) ? "VHT4SMCS7" : \
980 	(_rate == MGN_VHT4SS_MCS8) ? "VHT4SMCS8" : \
981 	(_rate == MGN_VHT4SS_MCS9) ? "VHT4SMCS9" : "UNKNOWN"
982 
983 typedef enum _RATE_SECTION {
984 	CCK = 0,
985 	OFDM = 1,
986 	HT_MCS0_MCS7 = 2,
987 	HT_MCS8_MCS15 = 3,
988 	HT_MCS16_MCS23 = 4,
989 	HT_MCS24_MCS31 = 5,
990 	HT_1SS = HT_MCS0_MCS7,
991 	HT_2SS = HT_MCS8_MCS15,
992 	HT_3SS = HT_MCS16_MCS23,
993 	HT_4SS = HT_MCS24_MCS31,
994 	VHT_1SSMCS0_1SSMCS9 = 6,
995 	VHT_2SSMCS0_2SSMCS9 = 7,
996 	VHT_3SSMCS0_3SSMCS9 = 8,
997 	VHT_4SSMCS0_4SSMCS9 = 9,
998 	VHT_1SS = VHT_1SSMCS0_1SSMCS9,
999 	VHT_2SS = VHT_2SSMCS0_2SSMCS9,
1000 	VHT_3SS = VHT_3SSMCS0_3SSMCS9,
1001 	VHT_4SS = VHT_4SSMCS0_4SSMCS9,
1002 	RATE_SECTION_NUM,
1003 } RATE_SECTION;
1004 
1005 const char *rate_section_str(u8 section);
1006 
1007 #define IS_CCK_RATE_SECTION(section) ((section) == CCK)
1008 #define IS_OFDM_RATE_SECTION(section) ((section) == OFDM)
1009 #define IS_HT_RATE_SECTION(section) ((section) >= HT_1SS && (section) <= HT_4SS)
1010 #define IS_VHT_RATE_SECTION(section) ((section) >= VHT_1SS && (section) <= VHT_4SS)
1011 
1012 #define IS_1T_RATE_SECTION(section) ((section) == CCK || (section) == OFDM || (section) == HT_1SS || (section) == VHT_1SS)
1013 #define IS_2T_RATE_SECTION(section) ((section) == HT_2SS || (section) == VHT_2SS)
1014 #define IS_3T_RATE_SECTION(section) ((section) == HT_3SS || (section) == VHT_3SS)
1015 #define IS_4T_RATE_SECTION(section) ((section) == HT_4SS || (section) == VHT_4SS)
1016 
1017 extern u8 mgn_rates_cck[];
1018 extern u8 mgn_rates_ofdm[];
1019 extern u8 mgn_rates_mcs0_7[];
1020 extern u8 mgn_rates_mcs8_15[];
1021 extern u8 mgn_rates_mcs16_23[];
1022 extern u8 mgn_rates_mcs24_31[];
1023 extern u8 mgn_rates_vht1ss[];
1024 extern u8 mgn_rates_vht2ss[];
1025 extern u8 mgn_rates_vht3ss[];
1026 extern u8 mgn_rates_vht4ss[];
1027 
1028 struct rate_section_ent {
1029 	u8 tx_num; /* value of RF_TX_NUM */
1030 	u8 rate_num;
1031 	u8 *rates;
1032 };
1033 
1034 extern struct rate_section_ent rates_by_sections[];
1035 
1036 #define rate_section_to_tx_num(section) (rates_by_sections[(section)].tx_num)
1037 #define rate_section_rate_num(section) (rates_by_sections[(section)].rate_num)
1038 
1039 /* NOTE: This data is for statistical purposes; not all hardware provides this
1040  *       information for frames received.  Not setting these will not cause
1041  *       any adverse affects. */
1042 struct ieee80211_rx_stats {
1043 	/* u32 mac_time[2]; */
1044 	s8 rssi;
1045 	u8 signal;
1046 	u8 noise;
1047 	u8 received_channel;
1048 	u16 rate; /* in 100 kbps */
1049 	/* u8 control; */
1050 	u8 mask;
1051 	u8 freq;
1052 	u16 len;
1053 };
1054 
1055 /* IEEE 802.11 requires that STA supports concurrent reception of at least
1056  * three fragmented frames. This define can be increased to support more
1057  * concurrent frames, but it should be noted that each entry can consume about
1058  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
1059 #define IEEE80211_FRAG_CACHE_LEN 4
1060 
1061 struct ieee80211_frag_entry {
1062 	u32 first_frag_time;
1063 	uint seq;
1064 	uint last_frag;
1065 	uint qos;   /* jackson */
1066 	uint tid;	/* jackson */
1067 	struct sk_buff *skb;
1068 	u8 src_addr[ETH_ALEN];
1069 	u8 dst_addr[ETH_ALEN];
1070 };
1071 
1072 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1073 struct ieee80211_stats {
1074 	uint tx_unicast_frames;
1075 	uint tx_multicast_frames;
1076 	uint tx_fragments;
1077 	uint tx_unicast_octets;
1078 	uint tx_multicast_octets;
1079 	uint tx_deferred_transmissions;
1080 	uint tx_single_retry_frames;
1081 	uint tx_multiple_retry_frames;
1082 	uint tx_retry_limit_exceeded;
1083 	uint tx_discards;
1084 	uint rx_unicast_frames;
1085 	uint rx_multicast_frames;
1086 	uint rx_fragments;
1087 	uint rx_unicast_octets;
1088 	uint rx_multicast_octets;
1089 	uint rx_fcs_errors;
1090 	uint rx_discards_no_buffer;
1091 	uint tx_discards_wrong_sa;
1092 	uint rx_discards_undecryptable;
1093 	uint rx_message_in_msg_fragments;
1094 	uint rx_message_in_bad_msg_fragments;
1095 };
1096 #endif /* PLATFORM_FREEBSD */
1097 struct ieee80211_softmac_stats {
1098 	uint rx_ass_ok;
1099 	uint rx_ass_err;
1100 	uint rx_probe_rq;
1101 	uint tx_probe_rs;
1102 	uint tx_beacons;
1103 	uint rx_auth_rq;
1104 	uint rx_auth_rs_ok;
1105 	uint rx_auth_rs_err;
1106 	uint tx_auth_rq;
1107 	uint no_auth_rs;
1108 	uint no_ass_rs;
1109 	uint tx_ass_rq;
1110 	uint rx_ass_rq;
1111 	uint tx_probe_rq;
1112 	uint reassoc;
1113 	uint swtxstop;
1114 	uint swtxawake;
1115 };
1116 
1117 #define SEC_KEY_1         (1<<0)
1118 #define SEC_KEY_2         (1<<1)
1119 #define SEC_KEY_3         (1<<2)
1120 #define SEC_KEY_4         (1<<3)
1121 #define SEC_ACTIVE_KEY    (1<<4)
1122 #define SEC_AUTH_MODE     (1<<5)
1123 #define SEC_UNICAST_GROUP (1<<6)
1124 #define SEC_LEVEL         (1<<7)
1125 #define SEC_ENABLED       (1<<8)
1126 
1127 #define SEC_LEVEL_0      0 /* None */
1128 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
1129 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
1130 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
1131 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
1132 
1133 #define WEP_KEYS 4
1134 #define WEP_KEY_LEN 13
1135 #define BIP_MAX_KEYID 5
1136 #define BIP_AAD_SIZE  20
1137 
1138 #if defined(PLATFORM_LINUX)
1139 struct ieee80211_security {
1140 	u16 active_key:2,
1141 	    enabled:1,
1142 	    auth_mode:2,
1143 	    auth_algo:4,
1144 	    unicast_uses_group:1;
1145 	u8 key_sizes[WEP_KEYS];
1146 	u8 keys[WEP_KEYS][WEP_KEY_LEN];
1147 	u8 level;
1148 	u16 flags;
1149 } __attribute__((packed));
1150 
1151 #endif
1152 
1153 /*
1154 
1155  802.11 data frame from AP
1156 
1157       ,-------------------------------------------------------------------.
1158 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1159       |------|------|---------|---------|---------|------|---------|------|
1160 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1161       |      | tion | (BSSID) |         |         | ence |  data   |      |
1162       `-------------------------------------------------------------------'
1163 
1164 Total: 28-2340 bytes
1165 
1166 */
1167 
1168 struct ieee80211_header_data {
1169 	u16 frame_ctl;
1170 	u16 duration_id;
1171 	u8 addr1[6];
1172 	u8 addr2[6];
1173 	u8 addr3[6];
1174 	u16 seq_ctrl;
1175 };
1176 
1177 #define BEACON_PROBE_SSID_ID_POSITION 12
1178 
1179 /* Management Frame Information Element Types */
1180 #define MFIE_TYPE_SSID       0
1181 #define MFIE_TYPE_RATES      1
1182 #define MFIE_TYPE_FH_SET     2
1183 #define MFIE_TYPE_DS_SET     3
1184 #define MFIE_TYPE_CF_SET     4
1185 #define MFIE_TYPE_TIM        5
1186 #define MFIE_TYPE_IBSS_SET   6
1187 #define MFIE_TYPE_CHALLENGE  16
1188 #define MFIE_TYPE_ERP        42
1189 #define MFIE_TYPE_RSN	     48
1190 #define MFIE_TYPE_RATES_EX   50
1191 #define MFIE_TYPE_GENERIC    221
1192 
1193 #if defined(PLATFORM_LINUX)
1194 struct ieee80211_info_element_hdr {
1195 	u8 id;
1196 	u8 len;
1197 } __attribute__((packed));
1198 
1199 struct ieee80211_info_element {
1200 	u8 id;
1201 	u8 len;
1202 	u8 data[0];
1203 } __attribute__((packed));
1204 #endif
1205 
1206 
1207 /*
1208  * These are the data types that can make up management packets
1209  *
1210 	u16 auth_algorithm;
1211 	u16 auth_sequence;
1212 	u16 beacon_interval;
1213 	u16 capability;
1214 	u8 current_ap[ETH_ALEN];
1215 	u16 listen_interval;
1216 	struct {
1217 		u16 association_id:14, reserved:2;
1218 	} __attribute__ ((packed));
1219 	u32 time_stamp[2];
1220 	u16 reason;
1221 	u16 status;
1222 */
1223 
1224 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1225 #define IEEE80211_DEFAULT_BASIC_RATE 10
1226 
1227 
1228 #if defined(PLATFORM_LINUX)
1229 struct ieee80211_authentication {
1230 	struct ieee80211_header_data header;
1231 	u16 algorithm;
1232 	u16 transaction;
1233 	u16 status;
1234 	/* struct ieee80211_info_element_hdr info_element; */
1235 } __attribute__((packed));
1236 
1237 
1238 struct ieee80211_probe_response {
1239 	struct ieee80211_header_data header;
1240 	u32 time_stamp[2];
1241 	u16 beacon_interval;
1242 	u16 capability;
1243 	struct ieee80211_info_element info_element;
1244 } __attribute__((packed));
1245 
1246 struct ieee80211_probe_request {
1247 	struct ieee80211_header_data header;
1248 	/*struct ieee80211_info_element info_element;*/
1249 } __attribute__((packed));
1250 
1251 struct ieee80211_assoc_request_frame {
1252 	struct rtw_ieee80211_hdr_3addr header;
1253 	u16 capability;
1254 	u16 listen_interval;
1255 	/* u8 current_ap[ETH_ALEN]; */
1256 	struct ieee80211_info_element_hdr info_element;
1257 } __attribute__((packed));
1258 
1259 struct ieee80211_assoc_response_frame {
1260 	struct rtw_ieee80211_hdr_3addr header;
1261 	u16 capability;
1262 	u16 status;
1263 	u16 aid;
1264 	/*	struct ieee80211_info_element info_element;  supported rates  */
1265 } __attribute__((packed));
1266 #endif
1267 
1268 struct ieee80211_txb {
1269 	u8 nr_frags;
1270 	u8 encrypted;
1271 	u16 reserved;
1272 	u16 frag_size;
1273 	u16 payload_size;
1274 	struct sk_buff *fragments[0];
1275 };
1276 
1277 
1278 /* SWEEP TABLE ENTRIES NUMBER*/
1279 #define MAX_SWEEP_TAB_ENTRIES		  42
1280 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1281 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1282  * only use 8, and then use extended rates for the remaining supported
1283  * rates.  Other APs, however, stick all of their supported rates on the
1284  * main rates information element... */
1285 #define MAX_RATES_LENGTH                  ((u8)12)
1286 #define MAX_RATES_EX_LENGTH               ((u8)16)
1287 #define MAX_NETWORK_COUNT                  128
1288 #define IEEE80211_SOFTMAC_SCAN_TIME	  400
1289 /* (HZ / 2) */
1290 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1291 
1292 #define CRC_LENGTH                 4U
1293 
1294 #define MAX_WPA_IE_LEN (256)
1295 #define MAX_WPS_IE_LEN (512)
1296 #define MAX_P2P_IE_LEN (256)
1297 #define MAX_WFD_IE_LEN (128)
1298 
1299 #define NETWORK_EMPTY_ESSID (1<<0)
1300 #define NETWORK_HAS_OFDM    (1<<1)
1301 #define NETWORK_HAS_CCK     (1<<2)
1302 
1303 #define IEEE80211_DTIM_MBCAST 4
1304 #define IEEE80211_DTIM_UCAST 2
1305 #define IEEE80211_DTIM_VALID 1
1306 #define IEEE80211_DTIM_INVALID 0
1307 
1308 #define IEEE80211_PS_DISABLED 0
1309 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1310 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1311 #define IW_ESSID_MAX_SIZE 32
1312 #if 0
1313 struct ieee80211_network {
1314 	/* These entries are used to identify a unique network */
1315 	u8 bssid[ETH_ALEN];
1316 	u8 channel;
1317 	/* Ensure null-terminated for any debug msgs */
1318 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1319 	u8 ssid_len;
1320 	u8	rssi;	/* relative signal strength */
1321 	u8	sq;		/* signal quality */
1322 
1323 	/* These are network statistics */
1324 	/* struct ieee80211_rx_stats stats; */
1325 	u16 capability;
1326 	u16	aid;
1327 	u8 rates[MAX_RATES_LENGTH];
1328 	u8 rates_len;
1329 	u8 rates_ex[MAX_RATES_EX_LENGTH];
1330 	u8 rates_ex_len;
1331 
1332 	u8 edca_parmsets[18];
1333 
1334 	u8 mode;
1335 	u8 flags;
1336 	u8 time_stamp[8];
1337 	u16 beacon_interval;
1338 	u16 listen_interval;
1339 	u16 atim_window;
1340 	u8 wpa_ie[MAX_WPA_IE_LEN];
1341 	size_t wpa_ie_len;
1342 	u8 rsn_ie[MAX_WPA_IE_LEN];
1343 	size_t rsn_ie_len;
1344 	u8 country[6];
1345 	u8 dtim_period;
1346 	u8 dtim_data;
1347 	u8 power_constraint;
1348 	u8 qosinfo;
1349 	u8 qbssload[5];
1350 	u8 network_type;
1351 	int join_res;
1352 	unsigned long	last_scanned;
1353 };
1354 #endif
1355 /*
1356 join_res:
1357 -1: authentication fail
1358 -2: association fail
1359 > 0: TID
1360 */
1361 
1362 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1363 
1364 enum ieee80211_state {
1365 
1366 	/* the card is not linked at all */
1367 	IEEE80211_NOLINK = 0,
1368 
1369 	/* IEEE80211_ASSOCIATING* are for BSS client mode
1370 	 * the driver shall not perform RX filtering unless
1371 	 * the state is LINKED.
1372 	 * The driver shall just check for the state LINKED and
1373 	 * defaults to NOLINK for ALL the other states (including
1374 	 * LINKED_SCANNING)
1375 	 */
1376 
1377 	/* the association procedure will start (wq scheduling)*/
1378 	IEEE80211_ASSOCIATING,
1379 	IEEE80211_ASSOCIATING_RETRY,
1380 
1381 	/* the association procedure is sending AUTH request*/
1382 	IEEE80211_ASSOCIATING_AUTHENTICATING,
1383 
1384 	/* the association procedure has successfully authentcated
1385 	 * and is sending association request
1386 	 */
1387 	IEEE80211_ASSOCIATING_AUTHENTICATED,
1388 
1389 	/* the link is ok. the card associated to a BSS or linked
1390 	 * to a ibss cell or acting as an AP and creating the bss
1391 	 */
1392 	IEEE80211_LINKED,
1393 
1394 	/* same as LINKED, but the driver shall apply RX filter
1395 	 * rules as we are in NO_LINK mode. As the card is still
1396 	 * logically linked, but it is doing a syncro site survey
1397 	 * then it will be back to LINKED state.
1398 	 */
1399 	IEEE80211_LINKED_SCANNING,
1400 
1401 };
1402 #endif /* PLATFORM_FREEBSD */
1403 
1404 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1405 #define DEFAULT_FTS 2346
1406 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
1407 #define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
1408 #define MAC_SFMT "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx"
1409 #define MAC_SARG(x) ((u8*)(x)),((u8*)(x)) + 1,((u8*)(x)) + 2,((u8*)(x)) + 3,((u8*)(x)) + 4,((u8*)(x)) + 5
1410 #define IP_FMT "%d.%d.%d.%d"
1411 #define IP_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3]
1412 #define PORT_FMT "%u"
1413 #define PORT_ARG(x) ntohs(*((u16 *)(x)))
1414 
1415 #define is_multicast_mac_addr(Addr) ((((Addr[0]) & 0x01) == 0x01) && ((Addr[0]) != 0xff))
1416 #define is_broadcast_mac_addr(Addr) ((((Addr[0]) & 0xff) == 0xff) && (((Addr[1]) & 0xff) == 0xff) && \
1417 	(((Addr[2]) & 0xff) == 0xff) && (((Addr[3]) & 0xff) == 0xff) && (((Addr[4]) & 0xff) == 0xff) && \
1418 				     (((Addr[5]) & 0xff) == 0xff))
1419 #define is_zero_mac_addr(Addr)	((Addr[0] == 0x00) && (Addr[1] == 0x00) && (Addr[2] == 0x00) &&   \
1420                 (Addr[3] == 0x00) && (Addr[4] == 0x00) && (Addr[5] == 0x00))
1421 
1422 
1423 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1424 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1425 
1426 typedef struct tx_pending_t {
1427 	int frag;
1428 	struct ieee80211_txb *txb;
1429 } tx_pending_t;
1430 
1431 
1432 
1433 #define TID_NUM	16
1434 
1435 #define IEEE_A            (1<<0)
1436 #define IEEE_B            (1<<1)
1437 #define IEEE_G            (1<<2)
1438 #define IEEE_MODE_MASK    (IEEE_A | IEEE_B | IEEE_G)
1439 
1440 /* Baron move to ieee80211.c */
1441 int ieee80211_is_empty_essid(const char *essid, int essid_len);
1442 int ieee80211_get_hdrlen(u16 fc);
1443 
1444 #if 0
1445 	/* Action frame categories (IEEE 802.11-2007, 7.3.1.11, Table 7-24) */
1446 	#define WLAN_ACTION_SPECTRUM_MGMT 0
1447 	#define WLAN_ACTION_QOS 1
1448 	#define WLAN_ACTION_DLS 2
1449 	#define WLAN_ACTION_BLOCK_ACK 3
1450 	#define WLAN_ACTION_RADIO_MEASUREMENT 5
1451 	#define WLAN_ACTION_FT 6
1452 	#define WLAN_ACTION_SA_QUERY 8
1453 	#define WLAN_ACTION_WMM 17
1454 #endif
1455 
1456 
1457 /* Action category code */
1458 enum rtw_ieee80211_category {
1459 	RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1460 	RTW_WLAN_CATEGORY_QOS = 1,
1461 	RTW_WLAN_CATEGORY_DLS = 2,
1462 	RTW_WLAN_CATEGORY_BACK = 3,
1463 	RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
1464 	RTW_WLAN_CATEGORY_RADIO_MEAS = 5,
1465 	RTW_WLAN_CATEGORY_FT = 6,
1466 	RTW_WLAN_CATEGORY_HT = 7,
1467 	RTW_WLAN_CATEGORY_SA_QUERY = 8,
1468 	RTW_WLAN_CATEGORY_WNM = 10,
1469 	RTW_WLAN_CATEGORY_UNPROTECTED_WNM = 11, /* add for CONFIG_IEEE80211W, none 11w also can use */
1470 	RTW_WLAN_CATEGORY_TDLS = 12,
1471 	RTW_WLAN_CATEGORY_MESH = 13,
1472 	RTW_WLAN_CATEGORY_MULTIHOP = 14,
1473 	RTW_WLAN_CATEGORY_SELF_PROTECTED = 15,
1474 	RTW_WLAN_CATEGORY_WMM = 17,
1475 	RTW_WLAN_CATEGORY_VHT = 21,
1476 	RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
1477 };
1478 
1479 #define CATEGORY_IS_GROUP_PRIVACY(cat) \
1480 	(cat == RTW_WLAN_CATEGORY_MESH || cat == RTW_WLAN_CATEGORY_MULTIHOP)
1481 
1482 #define CATEGORY_IS_NON_ROBUST(cat) \
1483 	(cat == RTW_WLAN_CATEGORY_PUBLIC \
1484 	|| cat == RTW_WLAN_CATEGORY_HT \
1485 	|| cat == RTW_WLAN_CATEGORY_UNPROTECTED_WNM \
1486 	|| cat == RTW_WLAN_CATEGORY_SELF_PROTECTED \
1487 	|| cat == RTW_WLAN_CATEGORY_VHT \
1488 	|| cat == RTW_WLAN_CATEGORY_P2P)
1489 
1490 #define CATEGORY_IS_ROBUST(cat) !CATEGORY_IS_NON_ROBUST(cat)
1491 
1492 /* SPECTRUM_MGMT action code */
1493 enum rtw_ieee80211_spectrum_mgmt_actioncode {
1494 	RTW_WLAN_ACTION_SPCT_MSR_REQ = 0,
1495 	RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1,
1496 	RTW_WLAN_ACTION_SPCT_TPC_REQ = 2,
1497 	RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3,
1498 	RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1499 	RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
1500 };
1501 
1502 /* SELF_PROTECTED action code */
1503 enum rtw_ieee80211_self_protected_actioncode {
1504 	RTW_ACT_SELF_PROTECTED_RSVD = 0,
1505 	RTW_ACT_SELF_PROTECTED_MESH_OPEN = 1,
1506 	RTW_ACT_SELF_PROTECTED_MESH_CONF = 2,
1507 	RTW_ACT_SELF_PROTECTED_MESH_CLOSE = 3,
1508 	RTW_ACT_SELF_PROTECTED_MESH_GK_INFORM = 4,
1509 	RTW_ACT_SELF_PROTECTED_MESH_GK_ACK = 5,
1510 	RTW_ACT_SELF_PROTECTED_NUM,
1511 };
1512 
1513 /* MESH action code */
1514 enum rtw_ieee80211_mesh_actioncode {
1515 	RTW_ACT_MESH_LINK_METRIC_REPORT,
1516 	RTW_ACT_MESH_HWMP_PATH_SELECTION,
1517 	RTW_ACT_MESH_GATE_ANNOUNCEMENT,
1518 	RTW_ACT_MESH_CONGESTION_CONTROL_NOTIFICATION,
1519 	RTW_ACT_MESH_MCCA_SETUP_REQUEST,
1520 	RTW_ACT_MESH_MCCA_SETUP_REPLY,
1521 	RTW_ACT_MESH_MCCA_ADVERTISEMENT_REQUEST,
1522 	RTW_ACT_MESH_MCCA_ADVERTISEMENT,
1523 	RTW_ACT_MESH_MCCA_TEARDOWN,
1524 	RTW_ACT_MESH_TBTT_ADJUSTMENT_REQUEST,
1525 	RTW_ACT_MESH_TBTT_ADJUSTMENT_RESPONSE,
1526 };
1527 
1528 enum _PUBLIC_ACTION {
1529 	ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */
1530 	ACT_PUBLIC_DSE_ENABLE = 1,
1531 	ACT_PUBLIC_DSE_DEENABLE = 2,
1532 	ACT_PUBLIC_DSE_REG_LOCATION = 3,
1533 	ACT_PUBLIC_EXT_CHL_SWITCH = 4,
1534 	ACT_PUBLIC_DSE_MSR_REQ = 5,
1535 	ACT_PUBLIC_DSE_MSR_RPRT = 6,
1536 	ACT_PUBLIC_MP = 7, /* Measurement Pilot */
1537 	ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
1538 	ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */
1539 	ACT_PUBLIC_GAS_INITIAL_REQ = 10,
1540 	ACT_PUBLIC_GAS_INITIAL_RSP = 11,
1541 	ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
1542 	ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
1543 	ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
1544 	ACT_PUBLIC_LOCATION_TRACK = 15,
1545 	ACT_PUBLIC_MAX
1546 };
1547 
1548 #ifdef CONFIG_TDLS
1549 enum TDLS_ACTION_FIELD {
1550 	TDLS_SETUP_REQUEST = 0,
1551 	TDLS_SETUP_RESPONSE = 1,
1552 	TDLS_SETUP_CONFIRM = 2,
1553 	TDLS_TEARDOWN = 3,
1554 	TDLS_PEER_TRAFFIC_INDICATION = 4,
1555 	TDLS_CHANNEL_SWITCH_REQUEST = 5,
1556 	TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1557 	TDLS_PEER_PSM_REQUEST = 7,
1558 	TDLS_PEER_PSM_RESPONSE = 8,
1559 	TDLS_PEER_TRAFFIC_RESPONSE = 9,
1560 	TDLS_DISCOVERY_REQUEST = 10,
1561 	TDLS_DISCOVERY_RESPONSE = 14,	/* it's used in public action frame */
1562 };
1563 
1564 #define	TUNNELED_PROBE_REQ	15
1565 #define	TUNNELED_PROBE_RSP	16
1566 #endif /* CONFIG_TDLS */
1567 
1568 /* BACK action code */
1569 enum rtw_ieee80211_back_actioncode {
1570 	RTW_WLAN_ACTION_ADDBA_REQ = 0,
1571 	RTW_WLAN_ACTION_ADDBA_RESP = 1,
1572 	RTW_WLAN_ACTION_DELBA = 2,
1573 };
1574 
1575 /* HT features action code */
1576 enum rtw_ieee80211_ht_actioncode {
1577 	RTW_WLAN_ACTION_HT_NOTI_CHNL_WIDTH = 0,
1578 	RTW_WLAN_ACTION_HT_SM_PS = 1,
1579 	RTW_WLAN_ACTION_HT_PSMP = 2,
1580 	RTW_WLAN_ACTION_HT_SET_PCO_PHASE = 3,
1581 	RTW_WLAN_ACTION_HT_CSI = 4,
1582 	RTW_WLAN_ACTION_HT_NON_COMPRESS_BEAMFORMING = 5,
1583 	RTW_WLAN_ACTION_HT_COMPRESS_BEAMFORMING = 6,
1584 	RTW_WLAN_ACTION_HT_ASEL_FEEDBACK = 7,
1585 };
1586 
1587 /* BACK (block-ack) parties */
1588 enum rtw_ieee80211_back_parties {
1589 	RTW_WLAN_BACK_RECIPIENT = 0,
1590 	RTW_WLAN_BACK_INITIATOR = 1,
1591 	RTW_WLAN_BACK_TIMER = 2,
1592 };
1593 
1594 /*20/40 BSS Coexistence element */
1595 #define RTW_WLAN_20_40_BSS_COEX_INFO_REQ            BIT(0)
1596 #define RTW_WLAN_20_40_BSS_COEX_40MHZ_INTOL         BIT(1)
1597 #define RTW_WLAN_20_40_BSS_COEX_20MHZ_WIDTH_REQ     BIT(2)
1598 #define RTW_WLAN_20_40_BSS_COEX_OBSS_EXEMPT_REQ     BIT(3)
1599 #define RTW_WLAN_20_40_BSS_COEX_OBSS_EXEMPT_GRNT    BIT(4)
1600 
1601 /* VHT features action code */
1602 enum rtw_ieee80211_vht_actioncode {
1603 	RTW_WLAN_ACTION_VHT_COMPRESSED_BEAMFORMING = 0,
1604 	RTW_WLAN_ACTION_VHT_GROUPID_MANAGEMENT = 1,
1605 	RTW_WLAN_ACTION_VHT_OPMODE_NOTIFICATION = 2,
1606 };
1607 
1608 /*IEEE 802.11r action code*/
1609 #ifdef CONFIG_RTW_80211R
1610 enum rtw_ieee80211_ft_actioncode {
1611 	RTW_WLAN_ACTION_FT_RESV,
1612 	RTW_WLAN_ACTION_FT_REQ,
1613 	RTW_WLAN_ACTION_FT_RSP,
1614 	RTW_WLAN_ACTION_FT_CONF,
1615 	RTW_WLAN_ACTION_FT_ACK,
1616 	RTW_WLAN_ACTION_FT_MAX,
1617 };
1618 #endif
1619 
1620 #ifdef CONFIG_RTW_WNM
1621 enum rtw_ieee80211_wnm_actioncode {
1622 	RTW_WLAN_ACTION_WNM_BTM_QUERY = 6,
1623 	RTW_WLAN_ACTION_WNM_BTM_REQ = 7,
1624 	RTW_WLAN_ACTION_WNM_BTM_RSP = 8,
1625 };
1626 #endif
1627 
1628 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
1629 				* 00:50:F2 */
1630 #ifndef PLATFORM_FREEBSD /* Baron BSD has defined */
1631 	#define WME_OUI_TYPE 2
1632 #endif /* PLATFORM_FREEBSD */
1633 #define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
1634 #define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
1635 #define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
1636 #define WME_VERSION 1
1637 
1638 #define WME_ACTION_CODE_SETUP_REQUEST 0
1639 #define WME_ACTION_CODE_SETUP_RESPONSE 1
1640 #define WME_ACTION_CODE_TEARDOWN 2
1641 
1642 #define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
1643 #define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
1644 #define WME_SETUP_RESPONSE_STATUS_REFUSED 3
1645 
1646 #define WME_TSPEC_DIRECTION_UPLINK 0
1647 #define WME_TSPEC_DIRECTION_DOWNLINK 1
1648 #define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
1649 
1650 
1651 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
1652 
1653 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
1654 
1655 enum rtw_ieee80211_rann_flags {
1656 	RTW_RANN_FLAG_IS_GATE = 1 << 0,
1657 };
1658 
1659 /**
1660  * enum rtw_ieee80211_preq_flags - mesh PREQ element flags
1661  *
1662  * @RTW_IEEE80211_PREQ_IS_GATE_FLAG: Gate Announcement subfield
1663  * @RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
1664  */
1665 enum rtw_ieee80211_preq_flags {
1666 	RTW_IEEE80211_PREQ_IS_GATE_FLAG = 1 << 0,
1667 	RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG	= 1 << 2,
1668 };
1669 
1670 /**
1671  * enum rtw_ieee80211_preq_target_flags - mesh PREQ element per target flags
1672  *
1673  * @RTW_IEEE80211_PREQ_TO_FLAG: target only subfield
1674  * @RTW_IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
1675  */
1676 enum rtw_ieee80211_preq_target_flags {
1677 	RTW_IEEE80211_PREQ_TO_FLAG	= 1<<0,
1678 	RTW_IEEE80211_PREQ_USN_FLAG	= 1<<2,
1679 };
1680 
1681 /**
1682  * enum rtw_ieee80211_root_mode_identifier - root mesh STA mode identifier
1683  *
1684  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1685  *
1686  * @RTW_IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1687  * @RTW_IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1688  *	this value
1689  * @RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1690  *	the proactive PREQ with proactive PREP subfield set to 0
1691  * @RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1692  *	supports the proactive PREQ with proactive PREP subfield set to 1
1693  * @RTW_IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1694  *	the proactive RANN
1695  */
1696 enum rtw_ieee80211_root_mode_identifier {
1697 	RTW_IEEE80211_ROOTMODE_NO_ROOT = 0,
1698 	RTW_IEEE80211_ROOTMODE_ROOT = 1,
1699 	RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1700 	RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1701 	RTW_IEEE80211_PROACTIVE_RANN = 4,
1702 };
1703 
1704 /**
1705  * enum rtw_ieee80211_channel_flags - channel flags
1706  *
1707  * Channel flags set by the regulatory control code.
1708  *
1709  * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
1710  * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
1711  *      on this channel.
1712  * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
1713  * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
1714  * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
1715  *      is not permitted.
1716  * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
1717  *      is not permitted.
1718  */
1719 enum rtw_ieee80211_channel_flags {
1720 	RTW_IEEE80211_CHAN_DISABLED         = 1 << 0,
1721 	RTW_IEEE80211_CHAN_PASSIVE_SCAN     = 1 << 1,
1722 	RTW_IEEE80211_CHAN_NO_IBSS          = 1 << 2,
1723 	RTW_IEEE80211_CHAN_RADAR            = 1 << 3,
1724 	RTW_IEEE80211_CHAN_NO_HT40PLUS      = 1 << 4,
1725 	RTW_IEEE80211_CHAN_NO_HT40MINUS     = 1 << 5,
1726 };
1727 
1728 #define RTW_IEEE80211_CHAN_NO_HT40 \
1729 	(RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
1730 
1731 /* Represent channel details, subset of ieee80211_channel */
1732 struct rtw_ieee80211_channel {
1733 	/* enum ieee80211_band band; */
1734 	/* u16 center_freq; */
1735 	u16 hw_value;
1736 	u32 flags;
1737 	/* int max_antenna_gain; */
1738 	/* int max_power; */
1739 	/* int max_reg_power; */
1740 	/* bool beacon_found; */
1741 	/* u32 orig_flags; */
1742 	/* int orig_mag; */
1743 	/* int orig_mpwr; */
1744 };
1745 
1746 #define CHAN_FMT \
1747 	/*"band:%d, "*/ \
1748 	/*"center_freq:%u, "*/ \
1749 	"hw_value:%u, " \
1750 	"flags:0x%08x" \
1751 	/*"max_antenna_gain:%d\n"*/ \
1752 	/*"max_power:%d\n"*/ \
1753 	/*"max_reg_power:%d\n"*/ \
1754 	/*"beacon_found:%u\n"*/ \
1755 	/*"orig_flags:0x%08x\n"*/ \
1756 	/*"orig_mag:%d\n"*/ \
1757 	/*"orig_mpwr:%d\n"*/
1758 
1759 #define CHAN_ARG(channel) \
1760 	/*(channel)->band*/ \
1761 	/*, (channel)->center_freq*/ \
1762 	(channel)->hw_value \
1763 	, (channel)->flags \
1764 	/*, (channel)->max_antenna_gain*/ \
1765 	/*, (channel)->max_power*/ \
1766 	/*, (channel)->max_reg_power*/ \
1767 	/*, (channel)->beacon_found*/ \
1768 	/*, (channel)->orig_flags*/ \
1769 	/*, (channel)->orig_mag*/ \
1770 	/*, (channel)->orig_mpwr*/ \
1771 
1772 /* Parsed Information Elements */
1773 struct rtw_ieee802_11_elems {
1774 	u8 *ssid;
1775 	u8 ssid_len;
1776 	u8 *supp_rates;
1777 	u8 supp_rates_len;
1778 	u8 *fh_params;
1779 	u8 fh_params_len;
1780 	u8 *ds_params;
1781 	u8 ds_params_len;
1782 	u8 *cf_params;
1783 	u8 cf_params_len;
1784 	u8 *tim;
1785 	u8 tim_len;
1786 	u8 *ibss_params;
1787 	u8 ibss_params_len;
1788 	u8 *challenge;
1789 	u8 challenge_len;
1790 	u8 *erp_info;
1791 	u8 erp_info_len;
1792 	u8 *ext_supp_rates;
1793 	u8 ext_supp_rates_len;
1794 	u8 *wpa_ie;
1795 	u8 wpa_ie_len;
1796 	u8 *rsn_ie;
1797 	u8 rsn_ie_len;
1798 	u8 *wme;
1799 	u8 wme_len;
1800 	u8 *wme_tspec;
1801 	u8 wme_tspec_len;
1802 	u8 *wps_ie;
1803 	u8 wps_ie_len;
1804 	u8 *power_cap;
1805 	u8 power_cap_len;
1806 	u8 *supp_channels;
1807 	u8 supp_channels_len;
1808 	u8 *mdie;
1809 	u8 mdie_len;
1810 	u8 *ftie;
1811 	u8 ftie_len;
1812 	u8 *timeout_int;
1813 	u8 timeout_int_len;
1814 	u8 *ht_capabilities;
1815 	u8 ht_capabilities_len;
1816 	u8 *ht_operation;
1817 	u8 ht_operation_len;
1818 	u8 *vendor_ht_cap;
1819 	u8 vendor_ht_cap_len;
1820 	u8 *vht_capabilities;
1821 	u8 vht_capabilities_len;
1822 	u8 *vht_operation;
1823 	u8 vht_operation_len;
1824 	u8 *vht_op_mode_notify;
1825 	u8 vht_op_mode_notify_len;
1826 	u8 *rm_en_cap;
1827 	u8 rm_en_cap_len;
1828 #ifdef CONFIG_RTW_MESH
1829 	u8 *preq;
1830 	u8 preq_len;
1831 	u8 *prep;
1832 	u8 prep_len;
1833 	u8 *perr;
1834 	u8 perr_len;
1835 	u8 *rann;
1836 	u8 rann_len;
1837 #endif
1838 };
1839 
1840 typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
1841 
1842 ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
1843 				struct rtw_ieee802_11_elems *elems,
1844 				int show_errors);
1845 
1846 u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source, unsigned int *frlen);
1847 u8 *rtw_set_ie(u8 *pbuf, sint index, uint len, const u8 *source, uint *frlen);
1848 
1849 enum secondary_ch_offset {
1850 	SCN = 0, /* no secondary channel */
1851 	SCA = 1, /* secondary channel above */
1852 	SCB = 3,  /* secondary channel below */
1853 };
1854 u8 secondary_ch_offset_to_hal_ch_offset(u8 ch_offset);
1855 u8 hal_ch_offset_to_secondary_ch_offset(u8 ch_offset);
1856 u8 *rtw_set_ie_ch_switch(u8 *buf, u32 *buf_len, u8 ch_switch_mode, u8 new_ch, u8 ch_switch_cnt);
1857 u8 *rtw_set_ie_secondary_ch_offset(u8 *buf, u32 *buf_len, u8 secondary_ch_offset);
1858 u8 *rtw_set_ie_mesh_ch_switch_parm(u8 *buf, u32 *buf_len, u8 ttl, u8 flags, u16 reason, u16 precedence);
1859 
1860 u8 *rtw_get_ie(const u8 *pbuf, sint index, sint *len, sint limit);
1861 u8 rtw_update_rate_bymode(WLAN_BSSID_EX *pbss_network, u32 mode);
1862 
1863 u8 *rtw_get_ie_ex(const u8 *in_ie, uint in_len, u8 eid, const u8 *oui, u8 oui_len, u8 *ie, uint *ielen);
1864 int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len);
1865 
1866 void rtw_set_supported_rate(u8 *SupportedRates, uint mode) ;
1867 
1868 #define GET_RSN_CAP_MFP_OPTION(cap)	LE_BITS_TO_2BYTE(((u8 *)(cap)), 6, 2)
1869 
1870 #define MFP_NO			0
1871 #define MFP_INVALID		1
1872 #define MFP_OPTIONAL	2
1873 #define MFP_REQUIRED	3
1874 
1875 struct rsne_info {
1876 	u8 *gcs;
1877 	u16 pcs_cnt;
1878 	u8 *pcs_list;
1879 	u16 akm_cnt;
1880 	u8 *akm_list;
1881 	u8 *cap;
1882 	u16 pmkid_cnt;
1883 	u8 *pmkid_list;
1884 	u8 *gmcs;
1885 
1886 	u8 err;
1887 };
1888 int rtw_rsne_info_parse(const u8 *ie, uint ie_len, struct rsne_info *info);
1889 
1890 unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
1891 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
1892 int rtw_get_wpa_cipher_suite(u8 *s);
1893 int rtw_get_wpa2_cipher_suite(u8 *s);
1894 int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
1895 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
1896 int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x, u8 *mfp_opt);
1897 
1898 int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len);
1899 
1900 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
1901 u8 *rtw_get_wps_ie_from_scan_queue(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen, enum bss_type frame_type);
1902 u8 *rtw_get_wps_ie(const u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
1903 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_attr, u32 *len_attr);
1904 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_content, uint *len_content);
1905 
1906 /**
1907  * for_each_ie - iterate over continuous IEs
1908  * @ie:
1909  * @buf:
1910  * @buf_len:
1911  */
1912 #define for_each_ie(ie, buf, buf_len) \
1913 	for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
1914 
1915 void dump_ies(void *sel, const u8 *buf, u32 buf_len);
1916 
1917 #ifdef CONFIG_80211N_HT
1918 #define HT_SC_OFFSET_MAX 4
1919 extern const char *const _ht_sc_offset_str[];
1920 #define ht_sc_offset_str(sc) (((sc) >= HT_SC_OFFSET_MAX) ? _ht_sc_offset_str[2] : _ht_sc_offset_str[(sc)])
1921 
1922 void dump_ht_cap_ie_content(void *sel, const u8 *buf, u32 buf_len);
1923 #endif
1924 
1925 void dump_wps_ie(void *sel, const u8 *ie, u32 ie_len);
1926 
1927 void rtw_ies_get_chbw(u8 *ies, int ies_len, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1928 
1929 void rtw_bss_get_chbw(WLAN_BSSID_EX *bss, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1930 
1931 bool rtw_is_chbw_grouped(u8 ch_a, u8 bw_a, u8 offset_a
1932 	, u8 ch_b, u8 bw_b, u8 offset_b);
1933 void rtw_sync_chbw(u8 *req_ch, u8 *req_bw, u8 *req_offset
1934 	, u8 *g_ch, u8 *g_bw, u8 *g_offset);
1935 
1936 u32 rtw_get_p2p_merged_ies_len(u8 *in_ie, u32 in_len);
1937 int rtw_p2p_merge_ies(u8 *in_ie, u32 in_len, u8 *merge_ie);
1938 void dump_p2p_ie(void *sel, const u8 *ie, u32 ie_len);
1939 u8 *rtw_get_p2p_ie(const u8 *in_ie, int in_len, u8 *p2p_ie, uint *p2p_ielen);
1940 u8 *rtw_get_p2p_attr(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_attr, u32 *len_attr);
1941 u8 *rtw_get_p2p_attr_content(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_content, uint *len_content);
1942 u32 rtw_set_p2p_attr_content(u8 *pbuf, u8 attr_id, u16 attr_len, u8 *pdata_attr);
1943 uint rtw_del_p2p_ie(u8 *ies, uint ies_len_ori, const char *msg);
1944 uint rtw_del_p2p_attr(u8 *ie, uint ielen_ori, u8 attr_id);
1945 u8 *rtw_bss_ex_get_p2p_ie(WLAN_BSSID_EX *bss_ex, u8 *p2p_ie, uint *p2p_ielen);
1946 void rtw_bss_ex_del_p2p_ie(WLAN_BSSID_EX *bss_ex);
1947 void rtw_bss_ex_del_p2p_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
1948 
1949 void dump_wfd_ie(void *sel, const u8 *ie, u32 ie_len);
1950 u8 *rtw_get_wfd_ie(const u8 *in_ie, int in_len, u8 *wfd_ie, uint *wfd_ielen);
1951 u8 *rtw_get_wfd_attr(u8 *wfd_ie, uint wfd_ielen, u8 target_attr_id, u8 *buf_attr, u32 *len_attr);
1952 u8 *rtw_get_wfd_attr_content(u8 *wfd_ie, uint wfd_ielen, u8 target_attr_id, u8 *buf_content, uint *len_content);
1953 uint rtw_del_wfd_ie(u8 *ies, uint ies_len_ori, const char *msg);
1954 uint rtw_del_wfd_attr(u8 *ie, uint ielen_ori, u8 attr_id);
1955 u8 *rtw_bss_ex_get_wfd_ie(WLAN_BSSID_EX *bss_ex, u8 *wfd_ie, uint *wfd_ielen);
1956 void rtw_bss_ex_del_wfd_ie(WLAN_BSSID_EX *bss_ex);
1957 void rtw_bss_ex_del_wfd_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
1958 
1959 uint	rtw_get_rateset_len(u8	*rateset);
1960 
1961 struct registry_priv;
1962 int rtw_generate_ie(struct registry_priv *pregistrypriv);
1963 
1964 int rtw_get_bit_value_from_ieee_value(u8 val);
1965 
1966 uint	rtw_is_cckrates_included(u8 *rate);
1967 
1968 uint	rtw_is_cckratesonly_included(u8 *rate);
1969 uint rtw_get_cckrate_size(u8 *rate,u32 rate_length);
1970 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
1971 
1972 void rtw_get_bcn_info(struct wlan_network *pnetwork);
1973 
1974 u8 rtw_check_invalid_mac_address(u8 *mac_addr, u8 check_local_bit);
1975 void rtw_macaddr_cfg(u8 *out, const u8 *hw_mac_addr);
1976 
1977 u16 rtw_mcs_rate(u8 rf_type, u8 bw_40MHz, u8 short_GI, unsigned char *MCS_rate);
1978 u8	rtw_ht_mcsset_to_nss(u8 *supp_mcs_set);
1979 u32	rtw_ht_mcs_set_to_bitmap(u8 *mcs_set, u8 nss);
1980 
1981 int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action);
1982 const char *action_public_str(u8 action);
1983 
1984 u8 key_2char2num(u8 hch, u8 lch);
1985 u8 str_2char2num(u8 hch, u8 lch);
1986 void macstr2num(u8 *dst, u8 *src);
1987 u8 convert_ip_addr(u8 hch, u8 mch, u8 lch);
1988 int wifirate2_ratetbl_inx(unsigned char rate);
1989 
1990 
1991 #endif /* IEEE80211_H */
1992