• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /******************************************************************************
2  *
3  * Copyright(c) 2007 - 2017 Realtek Corporation.
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  *****************************************************************************/
15 #ifndef __IEEE80211_H
16 #define __IEEE80211_H
17 
18 #define MGMT_QUEUE_NUM 5
19 
20 #define ETH_ALEN	6
21 #define ETH_TYPE_LEN		2
22 #define PAYLOAD_TYPE_LEN	1
23 
24 #define NET80211_TU_TO_US	1024		/* unit:us */
25 #define DEFAULT_BCN_INTERVAL 100 /* 100 ms */
26 
27 #ifdef CONFIG_AP_MODE
28 
29 #define RTL_IOCTL_HOSTAPD (SIOCDEVPRIVATE + 2)
30 
31 /* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */
32 enum {
33 	RTL871X_HOSTAPD_FLUSH = 1,
34 	RTL871X_HOSTAPD_ADD_STA = 2,
35 	RTL871X_HOSTAPD_REMOVE_STA = 3,
36 	RTL871X_HOSTAPD_GET_INFO_STA = 4,
37 	/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
38 	RTL871X_HOSTAPD_GET_WPAIE_STA = 5,
39 	RTL871X_SET_ENCRYPTION = 6,
40 	RTL871X_GET_ENCRYPTION = 7,
41 	RTL871X_HOSTAPD_SET_FLAGS_STA = 8,
42 	RTL871X_HOSTAPD_GET_RID = 9,
43 	RTL871X_HOSTAPD_SET_RID = 10,
44 	RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
45 	RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12,
46 	RTL871X_HOSTAPD_MLME = 13,
47 	RTL871X_HOSTAPD_SCAN_REQ = 14,
48 	RTL871X_HOSTAPD_STA_CLEAR_STATS = 15,
49 	RTL871X_HOSTAPD_SET_BEACON = 16,
50 	RTL871X_HOSTAPD_SET_WPS_BEACON = 17,
51 	RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18,
52 	RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19,
53 	RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20,
54 	RTL871X_HOSTAPD_SET_MACADDR_ACL = 21,
55 	RTL871X_HOSTAPD_ACL_ADD_STA = 22,
56 	RTL871X_HOSTAPD_ACL_REMOVE_STA = 23,
57 };
58 #endif /* CONFIG_AP_MODE */
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_WDS BIT(15)
77 #define WLAN_STA_MULTI_AP BIT(16)
78 #define WLAN_STA_AMSDU_DISABLE BIT(17)
79 #define WLAN_STA_NONERP BIT(31)
80 
81 #define IEEE_CMD_SET_WPA_PARAM			1
82 #define IEEE_CMD_SET_WPA_IE				2
83 #define IEEE_CMD_SET_ENCRYPTION			3
84 #define IEEE_CMD_MLME						4
85 
86 #define IEEE_PARAM_WPA_ENABLED				1
87 #define IEEE_PARAM_TKIP_COUNTERMEASURES		2
88 #define IEEE_PARAM_DROP_UNENCRYPTED			3
89 #define IEEE_PARAM_PRIVACY_INVOKED			4
90 #define IEEE_PARAM_AUTH_ALGS					5
91 #define IEEE_PARAM_IEEE_802_1X				6
92 #define IEEE_PARAM_WPAX_SELECT				7
93 
94 #define AUTH_ALG_OPEN_SYSTEM			0x1
95 #define AUTH_ALG_SHARED_KEY			0x2
96 #define AUTH_ALG_LEAP				0x00000004
97 
98 #define IEEE_MLME_STA_DEAUTH				1
99 #define IEEE_MLME_STA_DISASSOC			2
100 
101 #define IEEE_CRYPT_ERR_UNKNOWN_ALG			2
102 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR			3
103 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED		4
104 #define IEEE_CRYPT_ERR_KEY_SET_FAILED			5
105 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED		6
106 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
107 
108 
109 #define	IEEE_CRYPT_ALG_NAME_LEN			16
110 
111 #define WPA_CIPHER_NONE	BIT(0)
112 #define WPA_CIPHER_WEP40	BIT(1)
113 #define WPA_CIPHER_WEP104 BIT(2)
114 #define WPA_CIPHER_TKIP	BIT(3)
115 #define WPA_CIPHER_CCMP	BIT(4)
116 #define WPA_CIPHER_GCMP	BIT(5)
117 #define WPA_CIPHER_GCMP_256	BIT(6)
118 #define WPA_CIPHER_CCMP_256	BIT(7)
119 #define WPA_CIPHER_BIP_CMAC_128	BIT(8)
120 #define WPA_CIPHER_BIP_GMAC_128	BIT(9)
121 #define WPA_CIPHER_BIP_GMAC_256	BIT(10)
122 #define WPA_CIPHER_BIP_CMAC_256	BIT(11)
123 
124 
125 #define WPA_SELECTOR_LEN 4
126 extern u8 RTW_WPA_OUI_TYPE[] ;
127 extern u16 RTW_WPA_VERSION ;
128 extern u8 WPA_AUTH_KEY_MGMT_NONE[];
129 extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[];
130 extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
131 extern u8 WPA_CIPHER_SUITE_NONE[];
132 extern u8 WPA_CIPHER_SUITE_WEP40[];
133 extern u8 WPA_CIPHER_SUITE_TKIP[];
134 extern u8 WPA_CIPHER_SUITE_WRAP[];
135 extern u8 WPA_CIPHER_SUITE_CCMP[];
136 extern u8 RSN_CIPHER_SUITE_GCMP[];
137 extern u8 RSN_CIPHER_SUITE_GCMP_256[];
138 extern u8 RSN_CIPHER_SUITE_CCMP_256[];
139 extern u8 WPA_CIPHER_SUITE_WEP104[];
140 
141 
142 #define RSN_HEADER_LEN 4
143 #define RSN_SELECTOR_LEN 4
144 
145 extern u16 RSN_VERSION_BSD;
146 extern u8 RSN_CIPHER_SUITE_NONE[];
147 extern u8 RSN_CIPHER_SUITE_WEP40[];
148 extern u8 RSN_CIPHER_SUITE_TKIP[];
149 extern u8 RSN_CIPHER_SUITE_WRAP[];
150 extern u8 RSN_CIPHER_SUITE_CCMP[];
151 extern u8 RSN_CIPHER_SUITE_WEP104[];
152 
153 /* AKM suite type */
154 extern u8 WLAN_AKM_8021X[];
155 extern u8 WLAN_AKM_PSK[];
156 extern u8 WLAN_AKM_FT_8021X[];
157 extern u8 WLAN_AKM_FT_PSK[];
158 extern u8 WLAN_AKM_8021X_SHA256[];
159 extern u8 WLAN_AKM_PSK_SHA256[];
160 extern u8 WLAN_AKM_TDLS[];
161 extern u8 WLAN_AKM_SAE[];
162 extern u8 WLAN_AKM_FT_OVER_SAE[];
163 extern u8 WLAN_AKM_8021X_SUITE_B[];
164 extern u8 WLAN_AKM_8021X_SUITE_B_192[];
165 extern u8 WLAN_AKM_FILS_SHA256[];
166 extern u8 WLAN_AKM_FILS_SHA384[];
167 extern u8 WLAN_AKM_FT_FILS_SHA256[];
168 extern u8 WLAN_AKM_FT_FILS_SHA384[];
169 
170 #define WLAN_AKM_TYPE_8021X BIT(0)
171 #define WLAN_AKM_TYPE_PSK BIT(1)
172 #define WLAN_AKM_TYPE_FT_8021X BIT(2)
173 #define WLAN_AKM_TYPE_FT_PSK BIT(3)
174 #define WLAN_AKM_TYPE_8021X_SHA256 BIT(4)
175 #define WLAN_AKM_TYPE_PSK_SHA256 BIT(5)
176 #define WLAN_AKM_TYPE_TDLS BIT(6)
177 #define WLAN_AKM_TYPE_SAE BIT(7)
178 #define WLAN_AKM_TYPE_FT_OVER_SAE BIT(8)
179 #define WLAN_AKM_TYPE_8021X_SUITE_B BIT(9)
180 #define WLAN_AKM_TYPE_8021X_SUITE_B_192 BIT(10)
181 #define WLAN_AKM_TYPE_FILS_SHA256 BIT(11)
182 #define WLAN_AKM_TYPE_FILS_SHA384 BIT(12)
183 #define WLAN_AKM_TYPE_FT_FILS_SHA256 BIT(13)
184 #define WLAN_AKM_TYPE_FT_FILS_SHA384 BIT(14)
185 
186 /* IEEE 802.11i */
187 #define PMKID_LEN 16
188 #define PMK_LEN 32
189 #define PMK_LEN_SUITE_B_192 48
190 #define PMK_LEN_MAX 48
191 #define WPA_REPLAY_COUNTER_LEN 8
192 #define WPA_NONCE_LEN 32
193 #define WPA_KEY_RSC_LEN 8
194 #define WPA_GMK_LEN 32
195 #define WPA_GTK_MAX_LEN 32
196 
197 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
198 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
199 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
200 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
201 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
202 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
203 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
204 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
205 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
206 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
207 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
208 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
209 #define WPA_KEY_INFO_ACK BIT(7)
210 #define WPA_KEY_INFO_MIC BIT(8)
211 #define WPA_KEY_INFO_SECURE BIT(9)
212 #define WPA_KEY_INFO_ERROR BIT(10)
213 #define WPA_KEY_INFO_REQUEST BIT(11)
214 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
215 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
216 
217 struct ieee802_1x_hdr {
218 	u8 version;
219 	u8 type;
220 	u16 length;
221 	/* followed by length octets of data */
222 };
223 
224 struct wpa_eapol_key {
225 	u8 type;
226 	/* Note: key_info, key_length, and key_data_length are unaligned */
227 	u8 key_info[2]; /* big endian */
228 	u8 key_length[2]; /* big endian */
229 	u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
230 	u8 key_nonce[WPA_NONCE_LEN];
231 	u8 key_iv[16];
232 	u8 key_rsc[WPA_KEY_RSC_LEN];
233 	u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
234 	u8 key_mic[16];
235 	u8 key_data_length[2]; /* big endian */
236 	/* followed by key_data_length bytes of key_data */
237 };
238 
239 typedef enum _RATEID_IDX_ {
240 	RATEID_IDX_BGN_40M_2SS = 0,
241 	RATEID_IDX_BGN_40M_1SS = 1,
242 	RATEID_IDX_BGN_20M_2SS_BN = 2,
243 	RATEID_IDX_BGN_20M_1SS_BN = 3,
244 	RATEID_IDX_GN_N2SS = 4,
245 	RATEID_IDX_GN_N1SS = 5,
246 	RATEID_IDX_BG = 6,
247 	RATEID_IDX_G = 7,
248 	RATEID_IDX_B = 8,
249 	RATEID_IDX_VHT_2SS = 9,
250 	RATEID_IDX_VHT_1SS = 10,
251 	RATEID_IDX_MIX1 = 11,
252 	RATEID_IDX_MIX2 = 12,
253 	RATEID_IDX_VHT_3SS = 13,
254 	RATEID_IDX_BGN_3SS = 14,
255 	RATEID_IDX_BGN_4SS = 15,
256 	RATEID_IDX_VHT_4SS = 16,
257 } RATEID_IDX, *PRATEID_IDX;
258 
259 typedef enum _RATR_TABLE_MODE {
260 	RATR_INX_WIRELESS_NGB = 0,	/* BGN 40 Mhz 2SS 1SS */
261 	RATR_INX_WIRELESS_NG = 1,		/* GN or N */
262 	RATR_INX_WIRELESS_NB = 2,		/* BGN 20 Mhz 2SS 1SS  or BN */
263 	RATR_INX_WIRELESS_N = 3,
264 	RATR_INX_WIRELESS_GB = 4,
265 	RATR_INX_WIRELESS_G = 5,
266 	RATR_INX_WIRELESS_B = 6,
267 	RATR_INX_WIRELESS_MC = 7,
268 	RATR_INX_WIRELESS_AC_N = 8,
269 } RATR_TABLE_MODE, *PRATR_TABLE_MODE;
270 
271 
272 enum NETWORK_TYPE {
273 	WIRELESS_INVALID = 0,
274 	/* Sub-Element */
275 	WIRELESS_11B = BIT(0), /* tx: cck only , rx: cck only, hw: cck */
276 	WIRELESS_11G = BIT(1), /* tx: ofdm only, rx: ofdm & cck, hw: cck & ofdm */
277 	WIRELESS_11A = BIT(2), /* tx: ofdm only, rx: ofdm only, hw: ofdm only */
278 	WIRELESS_11_24N = BIT(3), /* tx: MCS only, rx: MCS & cck, hw: MCS & cck */
279 	WIRELESS_11_5N = BIT(4), /* tx: MCS only, rx: MCS & ofdm, hw: ofdm only */
280 	WIRELESS_AUTO = BIT(5),
281 	WIRELESS_11AC = BIT(6),
282 
283 	/* Combination */
284 	/* Type for current wireless mode */
285 	WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G), /* tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
286 	WIRELESS_11G_24N = (WIRELESS_11G | WIRELESS_11_24N), /* tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
287 	WIRELESS_11A_5N = (WIRELESS_11A | WIRELESS_11_5N), /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
288 	WIRELESS_11B_24N = (WIRELESS_11B | WIRELESS_11_24N), /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
289 	WIRELESS_11BG_24N = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N), /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
290 	WIRELESS_11_24AC = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11AC),
291 	WIRELESS_11_5AC = (WIRELESS_11A | WIRELESS_11AC),
292 
293 
294 	/* Type for registry default wireless mode */
295 	WIRELESS_11AGN = (WIRELESS_11A | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N), /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
296 	WIRELESS_11ABGN = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N),
297 	WIRELESS_MODE_24G = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N),
298 	WIRELESS_MODE_5G = (WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC),
299 	WIRELESS_MODE_MAX = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N | WIRELESS_11_5N | WIRELESS_11AC),
300 };
301 
302 #define SUPPORTED_24G_NETTYPE_MSK WIRELESS_MODE_24G
303 #define SUPPORTED_5G_NETTYPE_MSK WIRELESS_MODE_5G
304 
305 #define IsLegacyOnly(NetType)  ((NetType) == ((NetType) & (WIRELESS_11BG | WIRELESS_11A)))
306 
307 #define IsSupported24G(NetType) ((NetType) & SUPPORTED_24G_NETTYPE_MSK ? _TRUE : _FALSE)
308 #define is_supported_5g(NetType) ((NetType) & SUPPORTED_5G_NETTYPE_MSK ? _TRUE : _FALSE)
309 
310 #define IsEnableHWCCK(NetType) IsSupported24G(NetType)
311 #define IsEnableHWOFDM(NetType) ((NetType) & (WIRELESS_11G | WIRELESS_11_24N | SUPPORTED_5G_NETTYPE_MSK) ? _TRUE : _FALSE)
312 
313 #define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
314 #define IsSupportedRxOFDM(NetType) IsEnableHWOFDM(NetType)
315 #define IsSupportedRxHT(NetType) IsEnableHWOFDM(NetType)
316 
317 #define IsSupportedTxCCK(NetType) ((NetType) & (WIRELESS_11B) ? _TRUE : _FALSE)
318 #define IsSupportedTxOFDM(NetType) ((NetType) & (WIRELESS_11G | WIRELESS_11A) ? _TRUE : _FALSE)
319 #define is_supported_ht(NetType) ((NetType) & (WIRELESS_11_24N | WIRELESS_11_5N) ? _TRUE : _FALSE)
320 
321 #define is_supported_vht(NetType) ((NetType) & (WIRELESS_11AC) ? _TRUE : _FALSE)
322 
323 
324 
325 
326 
327 typedef struct ieee_param {
328 	u32 cmd;
329 	u8 sta_addr[ETH_ALEN];
330 	union {
331 		struct {
332 			u8 name;
333 			u32 value;
334 		} wpa_param;
335 		struct {
336 			u32 len;
337 			u8 reserved[32];
338 			u8 data[0];
339 		} wpa_ie;
340 		struct {
341 			int command;
342 			int reason_code;
343 		} mlme;
344 		struct {
345 			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
346 			u8 set_tx;
347 			u32 err;
348 			u8 idx;
349 			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
350 			u16 key_len;
351 			u8 key[0];
352 		} crypt;
353 #ifdef CONFIG_AP_MODE
354 		struct {
355 			u16 aid;
356 			u16 capability;
357 			int flags;
358 			u8 tx_supp_rates[16];
359 			struct rtw_ieee80211_ht_cap ht_cap;
360 		} add_sta;
361 		struct {
362 			u8	reserved[2];/* for set max_num_sta */
363 			u8	buf[0];
364 		} bcn_ie;
365 #endif
366 
367 	} u;
368 } ieee_param;
369 
370 #ifdef CONFIG_AP_MODE
371 typedef struct ieee_param_ex {
372 	u32 cmd;
373 	u8 sta_addr[ETH_ALEN];
374 	u8 data[0];
375 } ieee_param_ex;
376 
377 struct sta_data {
378 	u16 aid;
379 	u16 capability;
380 	int flags;
381 	u32 sta_set;
382 	u8 tx_supp_rates[16];
383 	u32 tx_supp_rates_len;
384 	struct rtw_ieee80211_ht_cap ht_cap;
385 	u64	rx_pkts;
386 	u64	rx_bytes;
387 	u64	rx_drops;
388 	u64	tx_pkts;
389 	u64	tx_bytes;
390 	u64	tx_drops;
391 };
392 #endif
393 
394 
395 #if WIRELESS_EXT < 17
396 	#define IW_QUAL_QUAL_INVALID   0x10
397 	#define IW_QUAL_LEVEL_INVALID  0x20
398 	#define IW_QUAL_NOISE_INVALID  0x40
399 	#define IW_QUAL_QUAL_UPDATED   0x1
400 	#define IW_QUAL_LEVEL_UPDATED  0x2
401 	#define IW_QUAL_NOISE_UPDATED  0x4
402 #endif
403 
404 #define IEEE80211_DATA_LEN		2304
405 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
406    6.2.1.1.2.
407 
408    The figure in section 7.1.2 suggests a body size of up to 2312
409    bytes is allowed, which is a bit confusing, I suspect this
410    represents the 2304 bytes of real data, plus a possible 8 bytes of
411    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
412 
413 
414 #define IEEE80211_HLEN			30
415 #define IEEE80211_FRAME_LEN		(IEEE80211_DATA_LEN + IEEE80211_HLEN)
416 
417 
418 /* this is stolen from ipw2200 driver */
419 #define IEEE_IBSS_MAC_HASH_SIZE 31
420 
421 struct ieee_ibss_seq {
422 	u8 mac[ETH_ALEN];
423 	u16 seq_num;
424 	u16 frag_num;
425 	unsigned long packet_time;
426 	_list	list;
427 };
428 
429 #if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
430 
431 struct rtw_ieee80211_hdr {
432 	u16 frame_ctl;
433 	u16 duration_id;
434 	u8 addr1[ETH_ALEN];
435 	u8 addr2[ETH_ALEN];
436 	u8 addr3[ETH_ALEN];
437 	u16 seq_ctl;
438 	u8 addr4[ETH_ALEN];
439 } __attribute__((packed));
440 
441 struct rtw_ieee80211_hdr_3addr {
442 	u16 frame_ctl;
443 	u16 duration_id;
444 	u8 addr1[ETH_ALEN];
445 	u8 addr2[ETH_ALEN];
446 	u8 addr3[ETH_ALEN];
447 	u16 seq_ctl;
448 } __attribute__((packed));
449 
450 
451 struct rtw_ieee80211_hdr_qos {
452 	u16 frame_ctl;
453 	u16 duration_id;
454 	u8 addr1[ETH_ALEN];
455 	u8 addr2[ETH_ALEN];
456 	u8 addr3[ETH_ALEN];
457 	u16 seq_ctl;
458 	u8 addr4[ETH_ALEN];
459 	u16	qc;
460 }  __attribute__((packed));
461 
462 struct rtw_ieee80211_hdr_3addr_qos {
463 	u16 frame_ctl;
464 	u16 duration_id;
465 	u8 addr1[ETH_ALEN];
466 	u8 addr2[ETH_ALEN];
467 	u8 addr3[ETH_ALEN];
468 	u16 seq_ctl;
469 	u16     qc;
470 }  __attribute__((packed));
471 
472 struct eapol {
473 	u8 snap[6];
474 	u16 ethertype;
475 	u8 version;
476 	u8 type;
477 	u16 length;
478 } __attribute__((packed));
479 
480 struct rtw_ieee80211s_hdr {
481 	u8 flags;
482 	u8 ttl;
483 	u32 seqnum;
484 	u8 eaddr1[ETH_ALEN];
485 	u8 eaddr2[ETH_ALEN];
486 } __attribute__((packed));
487 
488 /**
489  * struct rtw_ieee80211_rann_ie
490  *
491  * This structure refers to "Root Announcement information element"
492  */
493  struct rtw_ieee80211_rann_ie {
494 	u8 rann_flags;
495 	u8 rann_hopcount;
496 	u8 rann_ttl;
497 	u8 rann_addr[ETH_ALEN];
498 	u32 rann_seq;
499 	u32 rann_interval;
500 	u32 rann_metric;
501 } __attribute__((packed));
502 #endif
503 
504 /* Some IEEE 802.11x packet types are corresponding to parsing_eapol_packet() */
505 enum eap_type {
506 	EAP_PACKET = 0,
507 	NON_EAPOL,
508 	EAPOL_START,
509 	EAPOL_LOGOFF,
510 	EAPOL_KEY,
511 	EAPOL_ENCAP_ASF_ALERT,
512 	EAPOL_PACKET,
513 	EAPOL_WPA_GROUP_KEY_1_2,
514 	EAPOL_WPA_GROUP_KEY_2_2,
515 	EAPOL_1_4,
516 	EAPOL_2_4,
517 	EAPOL_3_4,
518 	EAPOL_4_4,
519 };
520 
521 #define IEEE80211_3ADDR_LEN 24
522 #define IEEE80211_4ADDR_LEN 30
523 #define IEEE80211_FCS_LEN    4
524 
525 #define MIN_FRAG_THRESHOLD     256U
526 #define	MAX_FRAG_THRESHOLD     2346U
527 
528 /* Frame control field constants */
529 #define RTW_IEEE80211_FCTL_VERS		0x0003
530 #define RTW_IEEE80211_FCTL_FTYPE		0x000c
531 #define RTW_IEEE80211_FCTL_STYPE		0x00f0
532 #define RTW_IEEE80211_FCTL_TODS		0x0100
533 #define RTW_IEEE80211_FCTL_FROMDS	0x0200
534 #define RTW_IEEE80211_FCTL_MOREFRAGS	0x0400
535 #define RTW_IEEE80211_FCTL_RETRY		0x0800
536 #define RTW_IEEE80211_FCTL_PM		0x1000
537 #define RTW_IEEE80211_FCTL_MOREDATA	0x2000
538 #define RTW_IEEE80211_FCTL_PROTECTED	0x4000
539 #define RTW_IEEE80211_FCTL_ORDER		0x8000
540 #define RTW_IEEE80211_FCTL_CTL_EXT	0x0f00
541 
542 #define RTW_IEEE80211_FTYPE_MGMT		0x0000
543 #define RTW_IEEE80211_FTYPE_CTL		0x0004
544 #define RTW_IEEE80211_FTYPE_DATA		0x0008
545 #define RTW_IEEE80211_FTYPE_EXT		0x000c
546 
547 /* management */
548 #define RTW_IEEE80211_STYPE_ASSOC_REQ	0x0000
549 #define RTW_IEEE80211_STYPE_ASSOC_RESP	0x0010
550 #define RTW_IEEE80211_STYPE_REASSOC_REQ	0x0020
551 #define RTW_IEEE80211_STYPE_REASSOC_RESP	0x0030
552 #define RTW_IEEE80211_STYPE_PROBE_REQ	0x0040
553 #define RTW_IEEE80211_STYPE_PROBE_RESP	0x0050
554 #define RTW_IEEE80211_STYPE_BEACON		0x0080
555 #define RTW_IEEE80211_STYPE_ATIM		0x0090
556 #define RTW_IEEE80211_STYPE_DISASSOC	0x00A0
557 #define RTW_IEEE80211_STYPE_AUTH		0x00B0
558 #define RTW_IEEE80211_STYPE_DEAUTH		0x00C0
559 #define RTW_IEEE80211_STYPE_ACTION		0x00D0
560 
561 /* control */
562 #define RTW_IEEE80211_STYPE_CTL_EXT		0x0060
563 #define RTW_IEEE80211_STYPE_BACK_REQ		0x0080
564 #define RTW_IEEE80211_STYPE_BACK		0x0090
565 #define RTW_IEEE80211_STYPE_PSPOLL		0x00A0
566 #define RTW_IEEE80211_STYPE_RTS		0x00B0
567 #define RTW_IEEE80211_STYPE_CTS		0x00C0
568 #define RTW_IEEE80211_STYPE_ACK		0x00D0
569 #define RTW_IEEE80211_STYPE_CFEND		0x00E0
570 #define RTW_IEEE80211_STYPE_CFENDACK		0x00F0
571 
572 /* data */
573 #define RTW_IEEE80211_STYPE_DATA		0x0000
574 #define RTW_IEEE80211_STYPE_DATA_CFACK	0x0010
575 #define RTW_IEEE80211_STYPE_DATA_CFPOLL	0x0020
576 #define RTW_IEEE80211_STYPE_DATA_CFACKPOLL	0x0030
577 #define RTW_IEEE80211_STYPE_NULLFUNC	0x0040
578 #define RTW_IEEE80211_STYPE_CFACK		0x0050
579 #define RTW_IEEE80211_STYPE_CFPOLL		0x0060
580 #define RTW_IEEE80211_STYPE_CFACKPOLL	0x0070
581 #define RTW_IEEE80211_STYPE_QOS_DATA		0x0080
582 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACK		0x0090
583 #define RTW_IEEE80211_STYPE_QOS_DATA_CFPOLL		0x00A0
584 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACKPOLL	0x00B0
585 #define RTW_IEEE80211_STYPE_QOS_NULLFUNC	0x00C0
586 #define RTW_IEEE80211_STYPE_QOS_CFACK		0x00D0
587 #define RTW_IEEE80211_STYPE_QOS_CFPOLL		0x00E0
588 #define RTW_IEEE80211_STYPE_QOS_CFACKPOLL	0x00F0
589 
590 /* sequence control field */
591 #define RTW_IEEE80211_SCTL_FRAG	0x000F
592 #define RTW_IEEE80211_SCTL_SEQ	0xFFF0
593 
594 
595 #define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0)
596 #define RTW_ERP_INFO_USE_PROTECTION BIT(1)
597 #define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
598 
599 /* QoS,QOS */
600 #define NORMAL_ACK			0
601 #define NO_ACK				1
602 #define NON_EXPLICIT_ACK	2
603 #define BLOCK_ACK			3
604 
605 #ifndef ETH_P_PAE
606 	#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
607 #endif /* ETH_P_PAE */
608 
609 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
610 
611 #define ETH_P_ECONET	0x0018
612 
613 #ifndef ETH_P_80211_RAW
614 	#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
615 #endif
616 
617 /* IEEE 802.11 defines */
618 
619 #define P80211_OUI_LEN 3
620 
621 #if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
622 
623 struct ieee80211_snap_hdr {
624 
625 	u8    dsap;   /* always 0xAA */
626 	u8    ssap;   /* always 0xAA */
627 	u8    ctrl;   /* always 0x03 */
628 	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
629 
630 } __attribute__((packed));
631 
632 #endif
633 
634 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
635 
636 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTW_IEEE80211_FCTL_FTYPE)
637 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTW_IEEE80211_FCTL_STYPE)
638 
639 #define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
640 
641 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG)
642 #define WLAN_GET_SEQ_SEQ(seq)  ((seq) & RTW_IEEE80211_SCTL_SEQ)
643 
644 /* Authentication algorithms */
645 #define WLAN_AUTH_OPEN 0
646 #define WLAN_AUTH_SHARED_KEY 1
647 #define WLAN_AUTH_SAE 3
648 
649 #define WLAN_AUTH_CHALLENGE_LEN 128
650 
651 #define WLAN_CAPABILITY_BSS (1<<0)
652 #define WLAN_CAPABILITY_IBSS (1<<1)
653 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
654 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
655 #define WLAN_CAPABILITY_PRIVACY (1<<4)
656 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
657 #define WLAN_CAPABILITY_PBCC (1<<6)
658 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
659 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
660 
661 /* Status codes */
662 #define WLAN_STATUS_SUCCESS 0
663 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
664 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
665 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
666 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
667 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
668 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
669 #define WLAN_STATUS_CHALLENGE_FAIL 15
670 #define WLAN_STATUS_AUTH_TIMEOUT 16
671 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
672 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
673 /* 802.11b */
674 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
675 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
676 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
677 
678 /* Reason codes */
679 #define WLAN_REASON_UNSPECIFIED 1
680 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
681 #define WLAN_REASON_DEAUTH_LEAVING 3
682 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
683 #define WLAN_REASON_DISASSOC_AP_BUSY 5
684 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
685 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
686 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
687 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
688 #define WLAN_REASON_IEEE_802_1X_AUTH_FAILED 23
689 #define WLAN_REASON_MESH_PEER_CANCELED 52
690 #define WLAN_REASON_MESH_MAX_PEERS 53
691 #define WLAN_REASON_MESH_CONFIG 54
692 #define WLAN_REASON_MESH_CLOSE 55
693 #define WLAN_REASON_MESH_MAX_RETRIES 56
694 #define WLAN_REASON_MESH_CONFIRM_TIMEOUT 57
695 #define WLAN_REASON_MESH_INVALID_GTK 58
696 #define WLAN_REASON_MESH_INCONSISTENT_PARAM 59
697 #define WLAN_REASON_MESH_INVALID_SECURITY 60
698 #define WLAN_REASON_MESH_PATH_NOPROXY 61
699 #define WLAN_REASON_MESH_PATH_NOFORWARD 62
700 #define WLAN_REASON_MESH_PATH_DEST_UNREACHABLE 63
701 #define WLAN_REASON_MAC_EXISTS_IN_MBSS 64
702 #define WLAN_REASON_MESH_CHAN_REGULATORY 65
703 #define WLAN_REASON_MESH_CHAN 66
704 #define WLAN_REASON_SA_QUERY_TIMEOUT 65532
705 #define WLAN_REASON_ACTIVE_ROAM 65533
706 #define WLAN_REASON_JOIN_WRONG_CHANNEL       65534
707 #define WLAN_REASON_EXPIRATION_CHK 65535
708 
709 #define WLAN_REASON_IS_PRIVATE(reason) ( \
710 	reason == WLAN_REASON_EXPIRATION_CHK \
711 	|| reason == WLAN_REASON_JOIN_WRONG_CHANNEL \
712 	|| reason == WLAN_REASON_ACTIVE_ROAM \
713 	|| reason == WLAN_REASON_SA_QUERY_TIMEOUT \
714 	)
715 
716 /* Information Element IDs */
717 #define WLAN_EID_SSID 0
718 #define WLAN_EID_SUPP_RATES 1
719 #define WLAN_EID_FH_PARAMS 2
720 #define WLAN_EID_DS_PARAMS 3
721 #define WLAN_EID_CF_PARAMS 4
722 #define WLAN_EID_TIM 5
723 #define WLAN_EID_IBSS_PARAMS 6
724 #define WLAN_EID_COUNTRY 7
725 #define WLAN_EID_CHALLENGE 16
726 /* EIDs defined by IEEE 802.11h - START */
727 #define WLAN_EID_PWR_CONSTRAINT 32
728 #define WLAN_EID_PWR_CAPABILITY 33
729 #define WLAN_EID_TPC_REQUEST 34
730 #define WLAN_EID_TPC_REPORT 35
731 #define WLAN_EID_SUPPORTED_CHANNELS 36
732 #define WLAN_EID_CHANNEL_SWITCH 37
733 #define WLAN_EID_MEASURE_REQUEST 38
734 #define WLAN_EID_MEASURE_REPORT 39
735 #define WLAN_EID_QUITE 40
736 #define WLAN_EID_IBSS_DFS 41
737 /* EIDs defined by IEEE 802.11h - END */
738 #define WLAN_EID_ERP_INFO 42
739 #define WLAN_EID_HT_CAP 45
740 #define WLAN_EID_RSN 48
741 #define WLAN_EID_EXT_SUPP_RATES 50
742 #define WLAN_EID_MOBILITY_DOMAIN 54
743 #define WLAN_EID_FAST_BSS_TRANSITION 55
744 #define WLAN_EID_TIMEOUT_INTERVAL 56
745 #define WLAN_EID_RIC_DATA 57
746 #define WLAN_EID_ECSA 60
747 #define WLAN_EID_HT_OPERATION 61
748 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
749 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
750 #define WLAN_EID_20_40_BSS_INTOLERANT 73
751 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
752 #define WLAN_EID_MMIE 76
753 #define WLAN_EID_MESH_CONFIG 113
754 #define WLAN_EID_MESH_ID 114
755 #define WLAN_EID_MPM 117
756 #define WLAN_EID_RANN 126
757 #define WLAN_EID_EXT_CAP 127
758 #define WLAN_EID_PREQ 130
759 #define WLAN_EID_PREP 131
760 #define WLAN_EID_PERR 132
761 #define WLAN_EID_AMPE 139
762 #define WLAN_EID_MIC 140
763 #define WLAN_EID_VENDOR_SPECIFIC 221
764 #define WLAN_EID_GENERIC (WLAN_EID_VENDOR_SPECIFIC)
765 #define WLAN_EID_VHT_CAPABILITY 191
766 #define WLAN_EID_VHT_OPERATION 192
767 #define WLAN_EID_WIDE_BANDWIDTH_CHANNEL_SWITCH 194
768 #define WLAN_EID_CHANNEL_SWITCH_WRAPPER 196
769 #define WLAN_EID_VHT_OP_MODE_NOTIFY 199
770 #define WLAN_EID_RSNX 244
771 #define WLAN_EID_EXTENSION 255
772 #define WLAN_EID_EXT_OWE_DH_PARAM 32
773 
774 #define WLAN_EID_EXT_CAP_MAX_LEN 10
775 #define WLAN_EID_CSA_IE_LEN 3
776 #define WLAN_EID_ECSA_IE_LEN 4
777 
778 #define IEEE80211_MGMT_HDR_LEN 24
779 #define IEEE80211_DATA_HDR3_LEN 24
780 #define IEEE80211_DATA_HDR4_LEN 30
781 
782 
783 #define IEEE80211_STATMASK_SIGNAL (1<<0)
784 #define IEEE80211_STATMASK_RSSI (1<<1)
785 #define IEEE80211_STATMASK_NOISE (1<<2)
786 #define IEEE80211_STATMASK_RATE (1<<3)
787 #define IEEE80211_STATMASK_WEMASK 0x7
788 
789 
790 #define IEEE80211_CCK_MODULATION    (1<<0)
791 #define IEEE80211_OFDM_MODULATION   (1<<1)
792 
793 #define IEEE80211_24GHZ_BAND     (1<<0)
794 #define IEEE80211_52GHZ_BAND     (1<<1)
795 
796 #define IEEE80211_CCK_RATE_LEN		4
797 #define IEEE80211_NUM_OFDM_RATESLEN	8
798 
799 
800 
801 #define IEEE80211_CCK_RATE_1MB		        0x02
802 #define IEEE80211_CCK_RATE_2MB		        0x04
803 #define IEEE80211_CCK_RATE_5MB		        0x0B
804 #define IEEE80211_CCK_RATE_11MB		        0x16
805 #define IEEE80211_OFDM_RATE_LEN		8
806 #define IEEE80211_OFDM_RATE_6MB		        0x0C
807 #define IEEE80211_OFDM_RATE_9MB		        0x12
808 #define IEEE80211_OFDM_RATE_12MB		0x18
809 #define IEEE80211_OFDM_RATE_18MB		0x24
810 #define IEEE80211_OFDM_RATE_24MB		0x30
811 #define IEEE80211_PBCC_RATE_22MB		0x2C
812 #define IEEE80211_FREAK_RATE_22_5MB		0x2D
813 #define IEEE80211_OFDM_RATE_36MB		0x48
814 #define IEEE80211_OFDM_RATE_48MB		0x60
815 #define IEEE80211_OFDM_RATE_54MB		0x6C
816 #define IEEE80211_BASIC_RATE_MASK		0x80
817 
818 #define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
819 #define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
820 #define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
821 #define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
822 #define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
823 #define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
824 #define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
825 #define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
826 #define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
827 #define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
828 #define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
829 #define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
830 
831 #define IEEE80211_CCK_RATES_MASK	        0x0000000F
832 #define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
833 		IEEE80211_CCK_RATE_2MB_MASK)
834 #define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
835 		IEEE80211_CCK_RATE_5MB_MASK | \
836 		IEEE80211_CCK_RATE_11MB_MASK)
837 
838 #define IEEE80211_OFDM_RATES_MASK		0x00000FF0
839 #define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
840 		IEEE80211_OFDM_RATE_12MB_MASK | \
841 		IEEE80211_OFDM_RATE_24MB_MASK)
842 #define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
843 		IEEE80211_OFDM_RATE_9MB_MASK  | \
844 		IEEE80211_OFDM_RATE_18MB_MASK | \
845 		IEEE80211_OFDM_RATE_36MB_MASK | \
846 		IEEE80211_OFDM_RATE_48MB_MASK | \
847 		IEEE80211_OFDM_RATE_54MB_MASK)
848 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
849 				      IEEE80211_CCK_DEFAULT_RATES_MASK)
850 
851 #define IEEE80211_NUM_OFDM_RATES	    8
852 #define IEEE80211_NUM_CCK_RATES	            4
853 #define IEEE80211_OFDM_SHIFT_MASK_A         4
854 
855 
856 enum MGN_RATE {
857 	MGN_1M		= 0x02,
858 	MGN_2M		= 0x04,
859 	MGN_5_5M	= 0x0B,
860 	MGN_6M		= 0x0C,
861 	MGN_9M		= 0x12,
862 	MGN_11M	= 0x16,
863 	MGN_12M	= 0x18,
864 	MGN_18M	= 0x24,
865 	MGN_24M	= 0x30,
866 	MGN_36M	= 0x48,
867 	MGN_48M	= 0x60,
868 	MGN_54M	= 0x6C,
869 	MGN_MCS32	= 0x7F,
870 	MGN_MCS0,
871 	MGN_MCS1,
872 	MGN_MCS2,
873 	MGN_MCS3,
874 	MGN_MCS4,
875 	MGN_MCS5,
876 	MGN_MCS6,
877 	MGN_MCS7,
878 	MGN_MCS8,
879 	MGN_MCS9,
880 	MGN_MCS10,
881 	MGN_MCS11,
882 	MGN_MCS12,
883 	MGN_MCS13,
884 	MGN_MCS14,
885 	MGN_MCS15,
886 	MGN_MCS16,
887 	MGN_MCS17,
888 	MGN_MCS18,
889 	MGN_MCS19,
890 	MGN_MCS20,
891 	MGN_MCS21,
892 	MGN_MCS22,
893 	MGN_MCS23,
894 	MGN_MCS24,
895 	MGN_MCS25,
896 	MGN_MCS26,
897 	MGN_MCS27,
898 	MGN_MCS28,
899 	MGN_MCS29,
900 	MGN_MCS30,
901 	MGN_MCS31,
902 	MGN_VHT1SS_MCS0,
903 	MGN_VHT1SS_MCS1,
904 	MGN_VHT1SS_MCS2,
905 	MGN_VHT1SS_MCS3,
906 	MGN_VHT1SS_MCS4,
907 	MGN_VHT1SS_MCS5,
908 	MGN_VHT1SS_MCS6,
909 	MGN_VHT1SS_MCS7,
910 	MGN_VHT1SS_MCS8,
911 	MGN_VHT1SS_MCS9,
912 	MGN_VHT2SS_MCS0,
913 	MGN_VHT2SS_MCS1,
914 	MGN_VHT2SS_MCS2,
915 	MGN_VHT2SS_MCS3,
916 	MGN_VHT2SS_MCS4,
917 	MGN_VHT2SS_MCS5,
918 	MGN_VHT2SS_MCS6,
919 	MGN_VHT2SS_MCS7,
920 	MGN_VHT2SS_MCS8,
921 	MGN_VHT2SS_MCS9,
922 	MGN_VHT3SS_MCS0,
923 	MGN_VHT3SS_MCS1,
924 	MGN_VHT3SS_MCS2,
925 	MGN_VHT3SS_MCS3,
926 	MGN_VHT3SS_MCS4,
927 	MGN_VHT3SS_MCS5,
928 	MGN_VHT3SS_MCS6,
929 	MGN_VHT3SS_MCS7,
930 	MGN_VHT3SS_MCS8,
931 	MGN_VHT3SS_MCS9,
932 	MGN_VHT4SS_MCS0,
933 	MGN_VHT4SS_MCS1,
934 	MGN_VHT4SS_MCS2,
935 	MGN_VHT4SS_MCS3,
936 	MGN_VHT4SS_MCS4,
937 	MGN_VHT4SS_MCS5,
938 	MGN_VHT4SS_MCS6,
939 	MGN_VHT4SS_MCS7,
940 	MGN_VHT4SS_MCS8,
941 	MGN_VHT4SS_MCS9,
942 	MGN_UNKNOWN
943 };
944 
945 #define IS_HT_RATE(_rate)	((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS31)
946 #define IS_VHT_RATE(_rate)	((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
947 #define IS_CCK_RATE(_rate)	((_rate) == MGN_1M || (_rate) == MGN_2M || (_rate) == MGN_5_5M || (_rate) == MGN_11M)
948 #define IS_OFDM_RATE(_rate)	((_rate) >= MGN_6M && (_rate) <= MGN_54M  && (_rate) != MGN_11M)
949 
950 #define IS_HT1SS_RATE(_rate) ((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS7)
951 #define IS_HT2SS_RATE(_rate) ((_rate) >= MGN_MCS8 && (_rate) <= MGN_MCS15)
952 #define IS_HT3SS_RATE(_rate) ((_rate) >= MGN_MCS16 && (_rate) <= MGN_MCS23)
953 #define IS_HT4SS_RATE(_rate) ((_rate) >= MGN_MCS24 && (_rate) <= MGN_MCS31)
954 
955 #define IS_VHT1SS_RATE(_rate) ((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT1SS_MCS9)
956 #define IS_VHT2SS_RATE(_rate) ((_rate) >= MGN_VHT2SS_MCS0 && (_rate) <= MGN_VHT2SS_MCS9)
957 #define IS_VHT3SS_RATE(_rate) ((_rate) >= MGN_VHT3SS_MCS0 && (_rate) <= MGN_VHT3SS_MCS9)
958 #define IS_VHT4SS_RATE(_rate) ((_rate) >= MGN_VHT4SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
959 
960 #define IS_1T_RATE(_rate)	(IS_CCK_RATE((_rate)) || IS_OFDM_RATE((_rate)) || IS_HT1SS_RATE((_rate)) || IS_VHT1SS_RATE((_rate)))
961 #define IS_2T_RATE(_rate)	(IS_HT2SS_RATE((_rate)) || IS_VHT2SS_RATE((_rate)))
962 #define IS_3T_RATE(_rate)	(IS_HT3SS_RATE((_rate)) || IS_VHT3SS_RATE((_rate)))
963 #define IS_4T_RATE(_rate)	(IS_HT4SS_RATE((_rate)) || IS_VHT4SS_RATE((_rate)))
964 
965 const char *MGN_RATE_STR(enum MGN_RATE rate);
966 
967 typedef enum _RATE_SECTION {
968 	CCK = 0,
969 	OFDM = 1,
970 	HT_MCS0_MCS7 = 2,
971 	HT_MCS8_MCS15 = 3,
972 	HT_MCS16_MCS23 = 4,
973 	HT_MCS24_MCS31 = 5,
974 	HT_1SS = HT_MCS0_MCS7,
975 	HT_2SS = HT_MCS8_MCS15,
976 	HT_3SS = HT_MCS16_MCS23,
977 	HT_4SS = HT_MCS24_MCS31,
978 	VHT_1SSMCS0_1SSMCS9 = 6,
979 	VHT_2SSMCS0_2SSMCS9 = 7,
980 	VHT_3SSMCS0_3SSMCS9 = 8,
981 	VHT_4SSMCS0_4SSMCS9 = 9,
982 	VHT_1SS = VHT_1SSMCS0_1SSMCS9,
983 	VHT_2SS = VHT_2SSMCS0_2SSMCS9,
984 	VHT_3SS = VHT_3SSMCS0_3SSMCS9,
985 	VHT_4SS = VHT_4SSMCS0_4SSMCS9,
986 	RATE_SECTION_NUM,
987 } RATE_SECTION;
988 
989 RATE_SECTION mgn_rate_to_rs(enum MGN_RATE rate);
990 
991 const char *rate_section_str(u8 section);
992 
993 #define IS_CCK_RATE_SECTION(section) ((section) == CCK)
994 #define IS_OFDM_RATE_SECTION(section) ((section) == OFDM)
995 #define IS_HT_RATE_SECTION(section) ((section) >= HT_1SS && (section) <= HT_4SS)
996 #define IS_VHT_RATE_SECTION(section) ((section) >= VHT_1SS && (section) <= VHT_4SS)
997 
998 #define IS_1T_RATE_SECTION(section) ((section) == CCK || (section) == OFDM || (section) == HT_1SS || (section) == VHT_1SS)
999 #define IS_2T_RATE_SECTION(section) ((section) == HT_2SS || (section) == VHT_2SS)
1000 #define IS_3T_RATE_SECTION(section) ((section) == HT_3SS || (section) == VHT_3SS)
1001 #define IS_4T_RATE_SECTION(section) ((section) == HT_4SS || (section) == VHT_4SS)
1002 
1003 extern u8 mgn_rates_cck[];
1004 extern u8 mgn_rates_ofdm[];
1005 extern u8 mgn_rates_mcs0_7[];
1006 extern u8 mgn_rates_mcs8_15[];
1007 extern u8 mgn_rates_mcs16_23[];
1008 extern u8 mgn_rates_mcs24_31[];
1009 extern u8 mgn_rates_vht1ss[];
1010 extern u8 mgn_rates_vht2ss[];
1011 extern u8 mgn_rates_vht3ss[];
1012 extern u8 mgn_rates_vht4ss[];
1013 
1014 struct rate_section_ent {
1015 	u8 tx_num; /* value of RF_TX_NUM */
1016 	u8 rate_num;
1017 	u8 *rates;
1018 };
1019 
1020 extern struct rate_section_ent rates_by_sections[];
1021 
1022 #define rate_section_to_tx_num(section) (rates_by_sections[(section)].tx_num)
1023 #define rate_section_rate_num(section) (rates_by_sections[(section)].rate_num)
1024 
1025 /* NOTE: This data is for statistical purposes; not all hardware provides this
1026  *       information for frames received.  Not setting these will not cause
1027  *       any adverse affects. */
1028 struct ieee80211_rx_stats {
1029 	/* u32 mac_time[2]; */
1030 	s8 rssi;
1031 	u8 signal;
1032 	u8 noise;
1033 	u8 received_channel;
1034 	u16 rate; /* in 100 kbps */
1035 	/* u8 control; */
1036 	u8 mask;
1037 	u8 freq;
1038 	u16 len;
1039 };
1040 
1041 /* IEEE 802.11 requires that STA supports concurrent reception of at least
1042  * three fragmented frames. This define can be increased to support more
1043  * concurrent frames, but it should be noted that each entry can consume about
1044  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
1045 #define IEEE80211_FRAG_CACHE_LEN 4
1046 
1047 struct ieee80211_frag_entry {
1048 	u32 first_frag_time;
1049 	uint seq;
1050 	uint last_frag;
1051 	uint qos;   /* jackson */
1052 	uint tid;	/* jackson */
1053 	struct sk_buff *skb;
1054 	u8 src_addr[ETH_ALEN];
1055 	u8 dst_addr[ETH_ALEN];
1056 };
1057 
1058 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1059 struct ieee80211_stats {
1060 	uint tx_unicast_frames;
1061 	uint tx_multicast_frames;
1062 	uint tx_fragments;
1063 	uint tx_unicast_octets;
1064 	uint tx_multicast_octets;
1065 	uint tx_deferred_transmissions;
1066 	uint tx_single_retry_frames;
1067 	uint tx_multiple_retry_frames;
1068 	uint tx_retry_limit_exceeded;
1069 	uint tx_discards;
1070 	uint rx_unicast_frames;
1071 	uint rx_multicast_frames;
1072 	uint rx_fragments;
1073 	uint rx_unicast_octets;
1074 	uint rx_multicast_octets;
1075 	uint rx_fcs_errors;
1076 	uint rx_discards_no_buffer;
1077 	uint tx_discards_wrong_sa;
1078 	uint rx_discards_undecryptable;
1079 	uint rx_message_in_msg_fragments;
1080 	uint rx_message_in_bad_msg_fragments;
1081 };
1082 #endif /* PLATFORM_FREEBSD */
1083 struct ieee80211_softmac_stats {
1084 	uint rx_ass_ok;
1085 	uint rx_ass_err;
1086 	uint rx_probe_rq;
1087 	uint tx_probe_rs;
1088 	uint tx_beacons;
1089 	uint rx_auth_rq;
1090 	uint rx_auth_rs_ok;
1091 	uint rx_auth_rs_err;
1092 	uint tx_auth_rq;
1093 	uint no_auth_rs;
1094 	uint no_ass_rs;
1095 	uint tx_ass_rq;
1096 	uint rx_ass_rq;
1097 	uint tx_probe_rq;
1098 	uint reassoc;
1099 	uint swtxstop;
1100 	uint swtxawake;
1101 };
1102 
1103 #define SEC_KEY_1         (1<<0)
1104 #define SEC_KEY_2         (1<<1)
1105 #define SEC_KEY_3         (1<<2)
1106 #define SEC_KEY_4         (1<<3)
1107 #define SEC_ACTIVE_KEY    (1<<4)
1108 #define SEC_AUTH_MODE     (1<<5)
1109 #define SEC_UNICAST_GROUP (1<<6)
1110 #define SEC_LEVEL         (1<<7)
1111 #define SEC_ENABLED       (1<<8)
1112 
1113 #define SEC_LEVEL_0      0 /* None */
1114 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
1115 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
1116 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
1117 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
1118 
1119 #define WEP_KEYS 4
1120 #define WEP_KEY_LEN 13
1121 #define BIP_MAX_KEYID 5
1122 #define BIP_AAD_SIZE  20
1123 
1124 #if defined(PLATFORM_LINUX)
1125 struct ieee80211_security {
1126 	u16 active_key:2,
1127 	    enabled:1,
1128 	    auth_mode:2,
1129 	    auth_algo:4,
1130 	    unicast_uses_group:1;
1131 	u8 key_sizes[WEP_KEYS];
1132 	u8 keys[WEP_KEYS][WEP_KEY_LEN];
1133 	u8 level;
1134 	u16 flags;
1135 } __attribute__((packed));
1136 
1137 #endif
1138 
1139 /*
1140 
1141  802.11 data frame from AP
1142 
1143       ,-------------------------------------------------------------------.
1144 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1145       |------|------|---------|---------|---------|------|---------|------|
1146 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1147       |      | tion | (BSSID) |         |         | ence |  data   |      |
1148       `-------------------------------------------------------------------'
1149 
1150 Total: 28-2340 bytes
1151 
1152 */
1153 
1154 struct ieee80211_header_data {
1155 	u16 frame_ctl;
1156 	u16 duration_id;
1157 	u8 addr1[6];
1158 	u8 addr2[6];
1159 	u8 addr3[6];
1160 	u16 seq_ctrl;
1161 };
1162 
1163 #define BEACON_PROBE_SSID_ID_POSITION 12
1164 
1165 /* Management Frame Information Element Types */
1166 #define MFIE_TYPE_SSID       0
1167 #define MFIE_TYPE_RATES      1
1168 #define MFIE_TYPE_FH_SET     2
1169 #define MFIE_TYPE_DS_SET     3
1170 #define MFIE_TYPE_CF_SET     4
1171 #define MFIE_TYPE_TIM        5
1172 #define MFIE_TYPE_IBSS_SET   6
1173 #define MFIE_TYPE_CHALLENGE  16
1174 #define MFIE_TYPE_ERP        42
1175 #define MFIE_TYPE_RSN	     48
1176 #define MFIE_TYPE_RATES_EX   50
1177 #define MFIE_TYPE_GENERIC    221
1178 
1179 #if defined(PLATFORM_LINUX)
1180 struct ieee80211_info_element_hdr {
1181 	u8 id;
1182 	u8 len;
1183 } __attribute__((packed));
1184 
1185 struct ieee80211_info_element {
1186 	u8 id;
1187 	u8 len;
1188 	u8 data[0];
1189 } __attribute__((packed));
1190 #endif
1191 
1192 
1193 /*
1194  * These are the data types that can make up management packets
1195  *
1196 	u16 auth_algorithm;
1197 	u16 auth_sequence;
1198 	u16 beacon_interval;
1199 	u16 capability;
1200 	u8 current_ap[ETH_ALEN];
1201 	u16 listen_interval;
1202 	struct {
1203 		u16 association_id:14, reserved:2;
1204 	} __attribute__ ((packed));
1205 	u32 time_stamp[2];
1206 	u16 reason;
1207 	u16 status;
1208 */
1209 
1210 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1211 #define IEEE80211_DEFAULT_BASIC_RATE 10
1212 
1213 
1214 #if defined(PLATFORM_LINUX)
1215 struct ieee80211_authentication {
1216 	struct ieee80211_header_data header;
1217 	u16 algorithm;
1218 	u16 transaction;
1219 	u16 status;
1220 	/* struct ieee80211_info_element_hdr info_element; */
1221 } __attribute__((packed));
1222 
1223 
1224 struct ieee80211_probe_response {
1225 	struct ieee80211_header_data header;
1226 	u32 time_stamp[2];
1227 	u16 beacon_interval;
1228 	u16 capability;
1229 	struct ieee80211_info_element info_element;
1230 } __attribute__((packed));
1231 
1232 struct ieee80211_probe_request {
1233 	struct ieee80211_header_data header;
1234 	/*struct ieee80211_info_element info_element;*/
1235 } __attribute__((packed));
1236 
1237 struct ieee80211_assoc_request_frame {
1238 	struct rtw_ieee80211_hdr_3addr header;
1239 	u16 capability;
1240 	u16 listen_interval;
1241 	/* u8 current_ap[ETH_ALEN]; */
1242 	struct ieee80211_info_element_hdr info_element;
1243 } __attribute__((packed));
1244 
1245 struct ieee80211_assoc_response_frame {
1246 	struct rtw_ieee80211_hdr_3addr header;
1247 	u16 capability;
1248 	u16 status;
1249 	u16 aid;
1250 	/*	struct ieee80211_info_element info_element;  supported rates  */
1251 } __attribute__((packed));
1252 #endif
1253 
1254 struct ieee80211_txb {
1255 	u8 nr_frags;
1256 	u8 encrypted;
1257 	u16 reserved;
1258 	u16 frag_size;
1259 	u16 payload_size;
1260 	struct sk_buff *fragments[0];
1261 };
1262 
1263 
1264 /* SWEEP TABLE ENTRIES NUMBER*/
1265 #define MAX_SWEEP_TAB_ENTRIES		  42
1266 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1267 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1268  * only use 8, and then use extended rates for the remaining supported
1269  * rates.  Other APs, however, stick all of their supported rates on the
1270  * main rates information element... */
1271 #define MAX_RATES_LENGTH                  ((u8)12)
1272 #define MAX_RATES_EX_LENGTH               ((u8)16)
1273 #define MAX_NETWORK_COUNT                  128
1274 #define IEEE80211_SOFTMAC_SCAN_TIME	  400
1275 /* (HZ / 2) */
1276 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1277 
1278 #define CRC_LENGTH                 4U
1279 
1280 #define MAX_WPA_IE_LEN (256)
1281 #define MAX_WPS_IE_LEN (512)
1282 #define MAX_OWE_IE_LEN (128)
1283 #define MAX_P2P_IE_LEN (256)
1284 #define MAX_WFD_IE_LEN (128)
1285 #define MAX_RSNX_IE_LEN (16)
1286 
1287 #define NETWORK_EMPTY_ESSID (1<<0)
1288 #define NETWORK_HAS_OFDM    (1<<1)
1289 #define NETWORK_HAS_CCK     (1<<2)
1290 
1291 #define IEEE80211_DTIM_MBCAST 4
1292 #define IEEE80211_DTIM_UCAST 2
1293 #define IEEE80211_DTIM_VALID 1
1294 #define IEEE80211_DTIM_INVALID 0
1295 
1296 #define IEEE80211_PS_DISABLED 0
1297 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1298 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1299 #define IW_ESSID_MAX_SIZE 32
1300 #if 0
1301 struct ieee80211_network {
1302 	/* These entries are used to identify a unique network */
1303 	u8 bssid[ETH_ALEN];
1304 	u8 channel;
1305 	/* Ensure null-terminated for any debug msgs */
1306 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1307 	u8 ssid_len;
1308 	u8	rssi;	/* relative signal strength */
1309 	u8	sq;		/* signal quality */
1310 
1311 	/* These are network statistics */
1312 	/* struct ieee80211_rx_stats stats; */
1313 	u16 capability;
1314 	u16	aid;
1315 	u8 rates[MAX_RATES_LENGTH];
1316 	u8 rates_len;
1317 	u8 rates_ex[MAX_RATES_EX_LENGTH];
1318 	u8 rates_ex_len;
1319 
1320 	u8 edca_parmsets[18];
1321 
1322 	u8 mode;
1323 	u8 flags;
1324 	u8 time_stamp[8];
1325 	u16 beacon_interval;
1326 	u16 listen_interval;
1327 	u16 atim_window;
1328 	u8 wpa_ie[MAX_WPA_IE_LEN];
1329 	size_t wpa_ie_len;
1330 	u8 rsn_ie[MAX_WPA_IE_LEN];
1331 	size_t rsn_ie_len;
1332 	u8 country[6];
1333 	u8 dtim_period;
1334 	u8 dtim_data;
1335 	u8 power_constraint;
1336 	u8 qosinfo;
1337 	u8 qbssload[5];
1338 	u8 network_type;
1339 	int join_res;
1340 	unsigned long	last_scanned;
1341 };
1342 #endif
1343 /*
1344 join_res:
1345 -1: authentication fail
1346 -2: association fail
1347 > 0: TID
1348 */
1349 
1350 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1351 
1352 enum ieee80211_state {
1353 
1354 	/* the card is not linked at all */
1355 	IEEE80211_NOLINK = 0,
1356 
1357 	/* IEEE80211_ASSOCIATING* are for BSS client mode
1358 	 * the driver shall not perform RX filtering unless
1359 	 * the state is LINKED.
1360 	 * The driver shall just check for the state LINKED and
1361 	 * defaults to NOLINK for ALL the other states (including
1362 	 * LINKED_SCANNING)
1363 	 */
1364 
1365 	/* the association procedure will start (wq scheduling)*/
1366 	IEEE80211_ASSOCIATING,
1367 	IEEE80211_ASSOCIATING_RETRY,
1368 
1369 	/* the association procedure is sending AUTH request*/
1370 	IEEE80211_ASSOCIATING_AUTHENTICATING,
1371 
1372 	/* the association procedure has successfully authentcated
1373 	 * and is sending association request
1374 	 */
1375 	IEEE80211_ASSOCIATING_AUTHENTICATED,
1376 
1377 	/* the link is ok. the card associated to a BSS or linked
1378 	 * to a ibss cell or acting as an AP and creating the bss
1379 	 */
1380 	IEEE80211_LINKED,
1381 
1382 	/* same as LINKED, but the driver shall apply RX filter
1383 	 * rules as we are in NO_LINK mode. As the card is still
1384 	 * logically linked, but it is doing a syncro site survey
1385 	 * then it will be back to LINKED state.
1386 	 */
1387 	IEEE80211_LINKED_SCANNING,
1388 
1389 };
1390 #endif /* PLATFORM_FREEBSD */
1391 
1392 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1393 #define DEFAULT_FTS 2346
1394 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
1395 #define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
1396 #define MAC_SFMT "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx"
1397 #define MAC_SARG(x) ((u8*)(x)),((u8*)(x)) + 1,((u8*)(x)) + 2,((u8*)(x)) + 3,((u8*)(x)) + 4,((u8*)(x)) + 5
1398 #define IP_FMT "%d.%d.%d.%d"
1399 #define IP_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3]
1400 #define PORT_FMT "%u"
1401 #define PORT_ARG(x) ntohs(*((u16 *)(x)))
1402 
1403 #define is_multicast_mac_addr(Addr) ((((Addr[0]) & 0x01) == 0x01) && ((Addr[0]) != 0xff))
1404 #define is_broadcast_mac_addr(Addr) ((((Addr[0]) & 0xff) == 0xff) && (((Addr[1]) & 0xff) == 0xff) && \
1405 	(((Addr[2]) & 0xff) == 0xff) && (((Addr[3]) & 0xff) == 0xff) && (((Addr[4]) & 0xff) == 0xff) && \
1406 				     (((Addr[5]) & 0xff) == 0xff))
1407 #define is_zero_mac_addr(Addr)	((Addr[0] == 0x00) && (Addr[1] == 0x00) && (Addr[2] == 0x00) &&   \
1408                 (Addr[3] == 0x00) && (Addr[4] == 0x00) && (Addr[5] == 0x00))
1409 
1410 
1411 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1412 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1413 
1414 typedef struct tx_pending_t {
1415 	int frag;
1416 	struct ieee80211_txb *txb;
1417 } tx_pending_t;
1418 
1419 
1420 
1421 #define TID_NUM	16
1422 
1423 #define IEEE_A            (1<<0)
1424 #define IEEE_B            (1<<1)
1425 #define IEEE_G            (1<<2)
1426 #define IEEE_MODE_MASK    (IEEE_A | IEEE_B | IEEE_G)
1427 
1428 /* Baron move to ieee80211.c */
1429 int ieee80211_is_empty_essid(const char *essid, int essid_len);
1430 int ieee80211_get_hdrlen(u16 fc);
1431 
1432 #if 0
1433 	/* Action frame categories (IEEE 802.11-2007, 7.3.1.11, Table 7-24) */
1434 	#define WLAN_ACTION_SPECTRUM_MGMT 0
1435 	#define WLAN_ACTION_QOS 1
1436 	#define WLAN_ACTION_DLS 2
1437 	#define WLAN_ACTION_BLOCK_ACK 3
1438 	#define WLAN_ACTION_RADIO_MEASUREMENT 5
1439 	#define WLAN_ACTION_FT 6
1440 	#define WLAN_ACTION_SA_QUERY 8
1441 	#define WLAN_ACTION_WMM 17
1442 #endif
1443 
1444 
1445 /* Action category code */
1446 enum rtw_ieee80211_category {
1447 	RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1448 	RTW_WLAN_CATEGORY_QOS = 1,
1449 	RTW_WLAN_CATEGORY_DLS = 2,
1450 	RTW_WLAN_CATEGORY_BACK = 3,
1451 	RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
1452 	RTW_WLAN_CATEGORY_RADIO_MEAS = 5,
1453 	RTW_WLAN_CATEGORY_FT = 6,
1454 	RTW_WLAN_CATEGORY_HT = 7,
1455 	RTW_WLAN_CATEGORY_SA_QUERY = 8,
1456 	RTW_WLAN_CATEGORY_WNM = 10,
1457 	RTW_WLAN_CATEGORY_UNPROTECTED_WNM = 11, /* add for CONFIG_IEEE80211W, none 11w also can use */
1458 	RTW_WLAN_CATEGORY_TDLS = 12,
1459 	RTW_WLAN_CATEGORY_MESH = 13,
1460 	RTW_WLAN_CATEGORY_MULTIHOP = 14,
1461 	RTW_WLAN_CATEGORY_SELF_PROTECTED = 15,
1462 	RTW_WLAN_CATEGORY_WMM = 17,
1463 	RTW_WLAN_CATEGORY_VHT = 21,
1464 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1465 	RTW_WLAN_CATEGORY_TBTX = 25,
1466 #endif
1467 	RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
1468 };
1469 
1470 #define CATEGORY_IS_GROUP_PRIVACY(cat) \
1471 	(cat == RTW_WLAN_CATEGORY_MESH || cat == RTW_WLAN_CATEGORY_MULTIHOP)
1472 
1473 #define CATEGORY_IS_NON_ROBUST(cat) \
1474 	(cat == RTW_WLAN_CATEGORY_PUBLIC \
1475 	|| cat == RTW_WLAN_CATEGORY_HT \
1476 	|| cat == RTW_WLAN_CATEGORY_UNPROTECTED_WNM \
1477 	|| cat == RTW_WLAN_CATEGORY_SELF_PROTECTED \
1478 	|| cat == RTW_WLAN_CATEGORY_VHT \
1479 	|| cat == RTW_WLAN_CATEGORY_P2P)
1480 
1481 #define CATEGORY_IS_ROBUST(cat) !CATEGORY_IS_NON_ROBUST(cat)
1482 
1483 /* SPECTRUM_MGMT action code */
1484 enum rtw_ieee80211_spectrum_mgmt_actioncode {
1485 	RTW_WLAN_ACTION_SPCT_MSR_REQ = 0,
1486 	RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1,
1487 	RTW_WLAN_ACTION_SPCT_TPC_REQ = 2,
1488 	RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3,
1489 	RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1490 	RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
1491 };
1492 
1493 /* SELF_PROTECTED action code */
1494 enum rtw_ieee80211_self_protected_actioncode {
1495 	RTW_ACT_SELF_PROTECTED_RSVD = 0,
1496 	RTW_ACT_SELF_PROTECTED_MESH_OPEN = 1,
1497 	RTW_ACT_SELF_PROTECTED_MESH_CONF = 2,
1498 	RTW_ACT_SELF_PROTECTED_MESH_CLOSE = 3,
1499 	RTW_ACT_SELF_PROTECTED_MESH_GK_INFORM = 4,
1500 	RTW_ACT_SELF_PROTECTED_MESH_GK_ACK = 5,
1501 	RTW_ACT_SELF_PROTECTED_NUM,
1502 };
1503 
1504 /* MESH action code */
1505 enum rtw_ieee80211_mesh_actioncode {
1506 	RTW_ACT_MESH_LINK_METRIC_REPORT,
1507 	RTW_ACT_MESH_HWMP_PATH_SELECTION,
1508 	RTW_ACT_MESH_GATE_ANNOUNCEMENT,
1509 	RTW_ACT_MESH_CONGESTION_CONTROL_NOTIFICATION,
1510 	RTW_ACT_MESH_MCCA_SETUP_REQUEST,
1511 	RTW_ACT_MESH_MCCA_SETUP_REPLY,
1512 	RTW_ACT_MESH_MCCA_ADVERTISEMENT_REQUEST,
1513 	RTW_ACT_MESH_MCCA_ADVERTISEMENT,
1514 	RTW_ACT_MESH_MCCA_TEARDOWN,
1515 	RTW_ACT_MESH_TBTT_ADJUSTMENT_REQUEST,
1516 	RTW_ACT_MESH_TBTT_ADJUSTMENT_RESPONSE,
1517 };
1518 
1519 enum _PUBLIC_ACTION {
1520 	ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */
1521 	ACT_PUBLIC_DSE_ENABLE = 1,
1522 	ACT_PUBLIC_DSE_DEENABLE = 2,
1523 	ACT_PUBLIC_DSE_REG_LOCATION = 3,
1524 	ACT_PUBLIC_EXT_CHL_SWITCH = 4,
1525 	ACT_PUBLIC_DSE_MSR_REQ = 5,
1526 	ACT_PUBLIC_DSE_MSR_RPRT = 6,
1527 	ACT_PUBLIC_MP = 7, /* Measurement Pilot */
1528 	ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
1529 	ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */
1530 	ACT_PUBLIC_GAS_INITIAL_REQ = 10,
1531 	ACT_PUBLIC_GAS_INITIAL_RSP = 11,
1532 	ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
1533 	ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
1534 	ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
1535 	ACT_PUBLIC_LOCATION_TRACK = 15,
1536 	ACT_PUBLIC_QAB_REQ,
1537 	ACT_PUBLIC_QAB_RSP,
1538 	ACT_PUBLIC_QMF_POLICY,
1539 	ACT_PUBLIC_QMF_POLICY_CHANGE,
1540 	ACT_PUBLIC_QLOAD_REQ,
1541 	ACT_PUBLIC_QLOAD_REPORT,
1542 	ACT_PUBLIC_HCCA_TXOP_ADV,
1543 	ACT_PUBLIC_HCCA_TXOP_RSP,
1544 	ACT_PUBLIC_PUBLIC_KEY,
1545 	ACT_PUBLIC_CH_AVAILABILITY_QUERY,
1546 	ACT_PUBLIC_CH_SCHEDULE_MGMT,
1547 	ACT_PUBLIC_CONTACT_VERI_SIGNAL,
1548 	ACT_PUBLIC_GDD_ENABLE_REQ,
1549 	ACT_PUBLIC_GDD_ENABLE_RSP,
1550 	ACT_PUBLIC_NETWORK_CH_CONTROL,
1551 	ACT_PUBLIC_WHITE_SPACE_MAP_ANN,
1552 	ACT_PUBLIC_FTM_REQ,
1553 	ACT_PUBLIC_FTM,
1554 	ACT_PUBLIC_MAX
1555 };
1556 
1557 #ifdef CONFIG_TDLS
1558 enum TDLS_ACTION_FIELD {
1559 	TDLS_SETUP_REQUEST = 0,
1560 	TDLS_SETUP_RESPONSE = 1,
1561 	TDLS_SETUP_CONFIRM = 2,
1562 	TDLS_TEARDOWN = 3,
1563 	TDLS_PEER_TRAFFIC_INDICATION = 4,
1564 	TDLS_CHANNEL_SWITCH_REQUEST = 5,
1565 	TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1566 	TDLS_PEER_PSM_REQUEST = 7,
1567 	TDLS_PEER_PSM_RESPONSE = 8,
1568 	TDLS_PEER_TRAFFIC_RESPONSE = 9,
1569 	TDLS_DISCOVERY_REQUEST = 10,
1570 	TDLS_DISCOVERY_RESPONSE = 14,	/* it's used in public action frame */
1571 };
1572 
1573 #define	TUNNELED_PROBE_REQ	15
1574 #define	TUNNELED_PROBE_RSP	16
1575 #endif /* CONFIG_TDLS */
1576 
1577 /* BACK action code */
1578 enum rtw_ieee80211_back_actioncode {
1579 	RTW_WLAN_ACTION_ADDBA_REQ = 0,
1580 	RTW_WLAN_ACTION_ADDBA_RESP = 1,
1581 	RTW_WLAN_ACTION_DELBA = 2,
1582 };
1583 
1584 /* HT features action code */
1585 enum rtw_ieee80211_ht_actioncode {
1586 	RTW_WLAN_ACTION_HT_NOTI_CHNL_WIDTH = 0,
1587 	RTW_WLAN_ACTION_HT_SM_PS = 1,
1588 	RTW_WLAN_ACTION_HT_PSMP = 2,
1589 	RTW_WLAN_ACTION_HT_SET_PCO_PHASE = 3,
1590 	RTW_WLAN_ACTION_HT_CSI = 4,
1591 	RTW_WLAN_ACTION_HT_NON_COMPRESS_BEAMFORMING = 5,
1592 	RTW_WLAN_ACTION_HT_COMPRESS_BEAMFORMING = 6,
1593 	RTW_WLAN_ACTION_HT_ASEL_FEEDBACK = 7,
1594 };
1595 
1596 /* BACK (block-ack) parties */
1597 enum rtw_ieee80211_back_parties {
1598 	RTW_WLAN_BACK_RECIPIENT = 0,
1599 	RTW_WLAN_BACK_INITIATOR = 1,
1600 	RTW_WLAN_BACK_TIMER = 2,
1601 };
1602 
1603 /*20/40 BSS Coexistence element */
1604 #define RTW_WLAN_20_40_BSS_COEX_INFO_REQ            BIT(0)
1605 #define RTW_WLAN_20_40_BSS_COEX_40MHZ_INTOL         BIT(1)
1606 #define RTW_WLAN_20_40_BSS_COEX_20MHZ_WIDTH_REQ     BIT(2)
1607 #define RTW_WLAN_20_40_BSS_COEX_OBSS_EXEMPT_REQ     BIT(3)
1608 #define RTW_WLAN_20_40_BSS_COEX_OBSS_EXEMPT_GRNT    BIT(4)
1609 
1610 /* VHT features action code */
1611 enum rtw_ieee80211_vht_actioncode {
1612 	RTW_WLAN_ACTION_VHT_COMPRESSED_BEAMFORMING = 0,
1613 	RTW_WLAN_ACTION_VHT_GROUPID_MANAGEMENT = 1,
1614 	RTW_WLAN_ACTION_VHT_OPMODE_NOTIFICATION = 2,
1615 };
1616 
1617 
1618 enum EXT_CAP_INFO{
1619 	BSS_COEXT = 0, /* 20/40 BSS Coexistence Management Support */
1620 	EXT_CH_SWITCH = 2, /* Extended Channel Switching */
1621 	WNM_SLEEP_MODE = 17, /* WNM Sleep Mode */
1622 	BSS_TRANSITION = 19, /* BSS Transition */
1623 	MULTI_BSSID = 22, /* Multiple BSSID */
1624 	TIME_MEASUREMENT = 23, /* Timing Measurement */
1625 	SSID_LIST = 25, /* SSID List */
1626 	TDLS_PSM = 29, /* TDLS Peer PSM Support */
1627 	TDLS_CH_SWITCH = 30, /* TDLS channel switching */
1628 	INTERWORKING = 31, /* Interworking */
1629 	TDLS_SUPPORT = 37, /* TDLS Support */
1630 	WNM_NOTIFICATION = 46, /* WNM Notification */
1631 	OP_MODE_NOTIFICATION = 62, /* Operating Mode Notification */
1632 	FTM_RESPONDER = 70, /* Fine Timing Measurement Responder */
1633 	FTM_INITIATOR = 71, /* Fine Timing Measurement Initiator */
1634 };
1635 
1636 #define CSA_SWITCH_MODE 0
1637 #define CSA_NEW_CH 1
1638 #define CSA_SWITCH_COUNT 2
1639 
1640 #define ECSA_SWITCH_MODE 0
1641 #define ECSA_OP_CLASS 1
1642 #define ECSA_NEW_CH 2
1643 #define ECSA_SWITCH_COUNT 3
1644 
1645 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
1646 				* 00:50:F2 */
1647 #ifndef PLATFORM_FREEBSD /* Baron BSD has defined */
1648 	#define WME_OUI_TYPE 2
1649 #endif /* PLATFORM_FREEBSD */
1650 #define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
1651 #define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
1652 #define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
1653 #define WME_VERSION 1
1654 
1655 #define WME_ACTION_CODE_SETUP_REQUEST 0
1656 #define WME_ACTION_CODE_SETUP_RESPONSE 1
1657 #define WME_ACTION_CODE_TEARDOWN 2
1658 
1659 #define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
1660 #define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
1661 #define WME_SETUP_RESPONSE_STATUS_REFUSED 3
1662 
1663 #define WME_TSPEC_DIRECTION_UPLINK 0
1664 #define WME_TSPEC_DIRECTION_DOWNLINK 1
1665 #define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
1666 
1667 
1668 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
1669 
1670 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1671 #define OUI_REALTEK	0x00e04c /* Realtek */
1672 #endif
1673 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
1674 
1675 enum rtw_ieee80211_rann_flags {
1676 	RTW_RANN_FLAG_IS_GATE = 1 << 0,
1677 };
1678 
1679 /**
1680  * enum rtw_ieee80211_preq_flags - mesh PREQ element flags
1681  *
1682  * @RTW_IEEE80211_PREQ_IS_GATE_FLAG: Gate Announcement subfield
1683  * @RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
1684  */
1685 enum rtw_ieee80211_preq_flags {
1686 	RTW_IEEE80211_PREQ_IS_GATE_FLAG = 1 << 0,
1687 	RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG	= 1 << 2,
1688 };
1689 
1690 /**
1691  * enum rtw_ieee80211_preq_target_flags - mesh PREQ element per target flags
1692  *
1693  * @RTW_IEEE80211_PREQ_TO_FLAG: target only subfield
1694  * @RTW_IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
1695  */
1696 enum rtw_ieee80211_preq_target_flags {
1697 	RTW_IEEE80211_PREQ_TO_FLAG	= 1<<0,
1698 	RTW_IEEE80211_PREQ_USN_FLAG	= 1<<2,
1699 };
1700 
1701 /**
1702  * enum rtw_ieee80211_root_mode_identifier - root mesh STA mode identifier
1703  *
1704  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1705  *
1706  * @RTW_IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1707  * @RTW_IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1708  *	this value
1709  * @RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1710  *	the proactive PREQ with proactive PREP subfield set to 0
1711  * @RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1712  *	supports the proactive PREQ with proactive PREP subfield set to 1
1713  * @RTW_IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1714  *	the proactive RANN
1715  */
1716 enum rtw_ieee80211_root_mode_identifier {
1717 	RTW_IEEE80211_ROOTMODE_NO_ROOT = 0,
1718 	RTW_IEEE80211_ROOTMODE_ROOT = 1,
1719 	RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1720 	RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1721 	RTW_IEEE80211_PROACTIVE_RANN = 4,
1722 };
1723 
1724 /**
1725  * enum rtw_ieee80211_channel_flags - channel flags
1726  *
1727  * Channel flags set by the regulatory control code.
1728  *
1729  * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
1730  * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
1731  *      on this channel.
1732  * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
1733  * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
1734  * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
1735  *      is not permitted.
1736  * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
1737  *      is not permitted.
1738  */
1739 enum rtw_ieee80211_channel_flags {
1740 	RTW_IEEE80211_CHAN_DISABLED         = 1 << 0,
1741 	RTW_IEEE80211_CHAN_PASSIVE_SCAN     = 1 << 1,
1742 	RTW_IEEE80211_CHAN_NO_IBSS          = 1 << 2,
1743 	RTW_IEEE80211_CHAN_RADAR            = 1 << 3,
1744 	RTW_IEEE80211_CHAN_NO_HT40PLUS      = 1 << 4,
1745 	RTW_IEEE80211_CHAN_NO_HT40MINUS     = 1 << 5,
1746 };
1747 
1748 #define RTW_IEEE80211_CHAN_NO_HT40 \
1749 	(RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
1750 
1751 /* Represent channel details, subset of ieee80211_channel */
1752 struct rtw_ieee80211_channel {
1753 	/* enum ieee80211_band band; */
1754 	/* u16 center_freq; */
1755 	u16 hw_value;
1756 	u32 flags;
1757 	/* int max_antenna_gain; */
1758 	/* int max_power; */
1759 	/* int max_reg_power; */
1760 	/* bool beacon_found; */
1761 	/* u32 orig_flags; */
1762 	/* int orig_mag; */
1763 	/* int orig_mpwr; */
1764 };
1765 
1766 #define CHAN_FMT \
1767 	/*"band:%d, "*/ \
1768 	/*"center_freq:%u, "*/ \
1769 	"hw_value:%u, " \
1770 	"flags:0x%08x" \
1771 	/*"max_antenna_gain:%d\n"*/ \
1772 	/*"max_power:%d\n"*/ \
1773 	/*"max_reg_power:%d\n"*/ \
1774 	/*"beacon_found:%u\n"*/ \
1775 	/*"orig_flags:0x%08x\n"*/ \
1776 	/*"orig_mag:%d\n"*/ \
1777 	/*"orig_mpwr:%d\n"*/
1778 
1779 #define CHAN_ARG(channel) \
1780 	/*(channel)->band*/ \
1781 	/*, (channel)->center_freq*/ \
1782 	(channel)->hw_value \
1783 	, (channel)->flags \
1784 	/*, (channel)->max_antenna_gain*/ \
1785 	/*, (channel)->max_power*/ \
1786 	/*, (channel)->max_reg_power*/ \
1787 	/*, (channel)->beacon_found*/ \
1788 	/*, (channel)->orig_flags*/ \
1789 	/*, (channel)->orig_mag*/ \
1790 	/*, (channel)->orig_mpwr*/ \
1791 
1792 /* Parsed Information Elements */
1793 struct rtw_ieee802_11_elems {
1794 	u8 *ssid;
1795 	u8 ssid_len;
1796 	u8 *supp_rates;
1797 	u8 supp_rates_len;
1798 	u8 *fh_params;
1799 	u8 fh_params_len;
1800 	u8 *ds_params;
1801 	u8 ds_params_len;
1802 	u8 *cf_params;
1803 	u8 cf_params_len;
1804 	u8 *tim;
1805 	u8 tim_len;
1806 	u8 *ibss_params;
1807 	u8 ibss_params_len;
1808 	u8 *challenge;
1809 	u8 challenge_len;
1810 	u8 *erp_info;
1811 	u8 erp_info_len;
1812 	u8 *ext_supp_rates;
1813 	u8 ext_supp_rates_len;
1814 	u8 *wpa_ie;
1815 	u8 wpa_ie_len;
1816 	u8 *rsn_ie;
1817 	u8 rsn_ie_len;
1818 	u8 *wme;
1819 	u8 wme_len;
1820 	u8 *wme_tspec;
1821 	u8 wme_tspec_len;
1822 	u8 *wps_ie;
1823 	u8 wps_ie_len;
1824 	u8 *power_cap;
1825 	u8 power_cap_len;
1826 	u8 *supp_channels;
1827 	u8 supp_channels_len;
1828 	u8 *mdie;
1829 	u8 mdie_len;
1830 	u8 *ftie;
1831 	u8 ftie_len;
1832 	u8 *timeout_int;
1833 	u8 timeout_int_len;
1834 	u8 *ht_capabilities;
1835 	u8 ht_capabilities_len;
1836 	u8 *ht_operation;
1837 	u8 ht_operation_len;
1838 	u8 *vendor_ht_cap;
1839 	u8 vendor_ht_cap_len;
1840 	u8 *vht_capabilities;
1841 	u8 vht_capabilities_len;
1842 	u8 *vht_operation;
1843 	u8 vht_operation_len;
1844 	u8 *vht_op_mode_notify;
1845 	u8 vht_op_mode_notify_len;
1846 	u8 *rm_en_cap;
1847 	u8 rm_en_cap_len;
1848 #ifdef CONFIG_RTW_MESH
1849 	u8 *preq;
1850 	u8 preq_len;
1851 	u8 *prep;
1852 	u8 prep_len;
1853 	u8 *perr;
1854 	u8 perr_len;
1855 	u8 *rann;
1856 	u8 rann_len;
1857 #endif
1858 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1859 	u8 *tbtx_cap;
1860 	u8 tbtx_cap_len;
1861 #endif
1862 };
1863 
1864 typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
1865 
1866 ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
1867 				struct rtw_ieee802_11_elems *elems,
1868 				int show_errors);
1869 
1870 u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source, unsigned int *frlen);
1871 u8 *rtw_set_ie(u8 *pbuf, sint index, uint len, const u8 *source, uint *frlen);
1872 
1873 enum secondary_ch_offset {
1874 	SCN = 0, /* no secondary channel */
1875 	SCA = 1, /* secondary channel above */
1876 	SCB = 3,  /* secondary channel below */
1877 };
1878 u8 secondary_ch_offset_to_hal_ch_offset(u8 ch_offset);
1879 u8 hal_ch_offset_to_secondary_ch_offset(u8 ch_offset);
1880 u8 *rtw_set_ie_tpc_report(u8 *buf, u32 *buf_len, u8 tx_power, u8 link_margin);
1881 u8 *rtw_set_ie_ch_switch(u8 *buf, u32 *buf_len, u8 ch_switch_mode, u8 new_ch, u8 ch_switch_cnt);
1882 u8 *rtw_set_ie_secondary_ch_offset(u8 *buf, u32 *buf_len, u8 secondary_ch_offset);
1883 u8 *rtw_set_ie_mesh_ch_switch_parm(u8 *buf, u32 *buf_len, u8 ttl, u8 flags, u16 reason, u16 precedence);
1884 
1885 u8 *rtw_get_ie(const u8 *pbuf, sint index, sint *len, sint limit);
1886 u8 rtw_update_rate_bymode(WLAN_BSSID_EX *pbss_network, u32 mode);
1887 
1888 u8 *rtw_get_ie_ex(const u8 *in_ie, uint in_len, u8 eid, const u8 *oui, u8 oui_len, u8 *ie, uint *ielen);
1889 u8 rtw_ies_update_ie(u8 *ies, uint *ies_len, uint ies_offset, u8 eid, const u8 *content, u8 content_len);
1890 int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len);
1891 
1892 void rtw_set_supported_rate(u8 *SupportedRates, uint mode) ;
1893 
1894 #define GET_RSN_CAP_MFP_OPTION(cap)	LE_BITS_TO_2BYTE(((u8 *)(cap)), 6, 2)
1895 
1896 #define MFP_NO			0
1897 #define MFP_INVALID		1
1898 #define MFP_OPTIONAL	2
1899 #define MFP_REQUIRED	3
1900 
1901 /*For amsdu mode */
1902 #define GET_RSN_CAP_SPP_OPT(cap)	LE_BITS_TO_2BYTE(((u8 *)(cap)), 10, 2)
1903 #define SET_RSN_CAP_SPP(cap, spp)	SET_BITS_TO_LE_2BYTE(((u8 *)(cap)), 10, 2, spp)
1904 #define SPP_CAP BIT(0)
1905 #define SPP_REQ BIT(1)
1906 
1907 enum rtw_amsdu_mode {
1908 	RTW_AMSDU_MODE_NON_SPP	= 0,
1909 	RTW_AMSDU_MODE_SPP	= 1,
1910 	RTW_AMSDU_MODE_ALL_DROP	= 2,
1911 };
1912 
1913 struct rsne_info {
1914 	u8 *gcs;
1915 	u16 pcs_cnt;
1916 	u8 *pcs_list;
1917 	u16 akm_cnt;
1918 	u8 *akm_list;
1919 	u8 *cap;
1920 	u16 pmkid_cnt;
1921 	u8 *pmkid_list;
1922 	u8 *gmcs;
1923 
1924 	u8 err;
1925 };
1926 int rtw_rsne_info_parse(const u8 *ie, uint ie_len, struct rsne_info *info);
1927 
1928 unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
1929 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
1930 int rtw_get_wpa_cipher_suite(u8 *s);
1931 int rtw_get_rsn_cipher_suite(u8 *s);
1932 int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
1933 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, u32 *akm);
1934 int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *gmcs, u32 *akm, u8 *mfp_opt, u8* spp_opt);
1935 
1936 int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len);
1937 
1938 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
1939 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);
1940 u8 *rtw_get_wps_ie(const u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
1941 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_attr, u32 *len_attr);
1942 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_content, uint *len_content);
1943 
1944 u8 *rtw_get_owe_ie(const u8 *in_ie, uint in_len, u8 *owe_ie, uint *owe_ielen);
1945 
1946 void rtw_add_ext_cap_info(u8 *ext_cap_data, u8 *ext_cap_data_len, u8 cap_info);
1947 void rtw_remove_ext_cap_info(u8 *ext_cap_data, u8 *ext_cap_data_len, u8 cap_info);
1948 u8 rtw_update_ext_cap_ie(u8 *ext_cap_data, u8 ext_cap_data_len, u8 *ies, u32 *ies_len, u8 ies_offset);
1949 void rtw_parse_ext_cap_ie(u8 *ext_cap_data, u8 *ext_cap_data_len, u8 *ies, u32 ies_len, u8 ies_offset);
1950 
1951 /**
1952  * for_each_ie - iterate over continuous IEs
1953  * @ie:
1954  * @buf:
1955  * @buf_len:
1956  */
1957 #define for_each_ie(ie, buf, buf_len) \
1958 	for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
1959 
1960 void dump_ies(void *sel, const u8 *buf, u32 buf_len);
1961 #ifdef CONFIG_RTW_DEBUG
1962 
1963 #ifdef CONFIG_80211N_HT
1964 #define HT_SC_OFFSET_MAX 4
1965 extern const char *const _ht_sc_offset_str[];
1966 #define ht_sc_offset_str(sc) (((sc) >= HT_SC_OFFSET_MAX) ? _ht_sc_offset_str[2] : _ht_sc_offset_str[(sc)])
1967 
1968 void dump_ht_cap_ie_content(void *sel, const u8 *buf, u32 buf_len);
1969 #endif
1970 
1971 void dump_wps_ie(void *sel, const u8 *ie, u32 ie_len);
1972 #endif	/*	CONFIG_RTW_DEBUG	*/
1973 
1974 void rtw_ies_get_chbw(u8 *ies, int ies_len, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1975 
1976 void rtw_bss_get_chbw(WLAN_BSSID_EX *bss, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1977 
1978 bool rtw_is_chbw_grouped(u8 ch_a, u8 bw_a, u8 offset_a
1979 	, u8 ch_b, u8 bw_b, u8 offset_b);
1980 void rtw_sync_chbw(u8 *req_ch, u8 *req_bw, u8 *req_offset
1981 	, u8 *g_ch, u8 *g_bw, u8 *g_offset);
1982 
1983 #ifdef CONFIG_P2P
1984 u32 rtw_get_p2p_merged_ies_len(u8 *in_ie, u32 in_len);
1985 int rtw_p2p_merge_ies(u8 *in_ie, u32 in_len, u8 *merge_ie);
1986 #ifdef CONFIG_RTW_DEBUG
1987 void dump_p2p_ie(void *sel, const u8 *ie, u32 ie_len);
1988 #endif
1989 u8 *rtw_get_p2p_ie(const u8 *in_ie, int in_len, u8 *p2p_ie, uint *p2p_ielen);
1990 u8 *rtw_get_p2p_attr(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_attr, u32 *len_attr);
1991 u8 *rtw_get_p2p_attr_content(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_content, uint *len_content);
1992 u32 rtw_set_p2p_attr_content(u8 *pbuf, u8 attr_id, u16 attr_len, u8 *pdata_attr);
1993 uint rtw_del_p2p_ie(u8 *ies, uint ies_len_ori, const char *msg);
1994 uint rtw_del_p2p_attr(u8 *ie, uint ielen_ori, u8 attr_id);
1995 u8 *rtw_bss_ex_get_p2p_ie(WLAN_BSSID_EX *bss_ex, u8 *p2p_ie, uint *p2p_ielen);
1996 void rtw_bss_ex_del_p2p_ie(WLAN_BSSID_EX *bss_ex);
1997 void rtw_bss_ex_del_p2p_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
1998 #endif	/*	CONFIG_P2P	*/
1999 
2000 uint rtw_del_wfd_ie(u8 *ies, uint ies_len_ori, const char *msg);
2001 void rtw_bss_ex_del_wfd_ie(WLAN_BSSID_EX *bss_ex);
2002 #ifdef CONFIG_WFD
2003 #ifdef CONFIG_RTW_DEBUG
2004 void dump_wfd_ie(void *sel, const u8 *ie, u32 ie_len);
2005 #endif
2006 u8 *rtw_get_wfd_ie(const u8 *in_ie, int in_len, u8 *wfd_ie, uint *wfd_ielen);
2007 u8 *rtw_get_wfd_attr(u8 *wfd_ie, uint wfd_ielen, u8 target_attr_id, u8 *buf_attr, u32 *len_attr);
2008 u8 *rtw_get_wfd_attr_content(u8 *wfd_ie, uint wfd_ielen, u8 target_attr_id, u8 *buf_content, uint *len_content);
2009 uint rtw_del_wfd_attr(u8 *ie, uint ielen_ori, u8 attr_id);
2010 u8 *rtw_bss_ex_get_wfd_ie(WLAN_BSSID_EX *bss_ex, u8 *wfd_ie, uint *wfd_ielen);
2011 void rtw_bss_ex_del_wfd_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
2012 #endif
2013 
2014 #define MULTI_AP_SUB_ELEM_TYPE 0x06
2015 #define MULTI_AP_TEAR_DOWN BIT(4)
2016 #define MULTI_AP_FRONTHAUL_BSS BIT(5)
2017 #define MULTI_AP_BACKHAUL_BSS BIT(6)
2018 #define MULTI_AP_BACKHAUL_STA BIT(7)
2019 #ifdef CONFIG_RTW_MULTI_AP
2020 void dump_multi_ap_ie(void *sel, const u8 *ie, u32 ie_len);
2021 u8 rtw_get_multi_ap_ie_ext(const u8 *ies, int ies_len);
2022 u8 *rtw_set_multi_ap_ie_ext(u8 *pbuf, uint *frlen, u8 val);
2023 #endif
2024 
2025 uint	rtw_get_rateset_len(u8	*rateset);
2026 
2027 struct registry_priv;
2028 int rtw_generate_ie(struct registry_priv *pregistrypriv);
2029 
2030 int rtw_get_bit_value_from_ieee_value(u8 val);
2031 
2032 uint	rtw_is_cckrates_included(u8 *rate);
2033 
2034 uint	rtw_is_cckratesonly_included(u8 *rate);
2035 uint rtw_get_cckrate_size(u8 *rate,u32 rate_length);
2036 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
2037 
2038 u8 rtw_check_invalid_mac_address(u8 *mac_addr, u8 check_local_bit);
2039 void rtw_macaddr_cfg(u8 *out, const u8 *hw_mac_addr);
2040 
2041 u16 rtw_ht_mcs_rate(u8 bw_40MHz, u8 short_GI, unsigned char *MCS_rate);
2042 u8	rtw_ht_mcsset_to_nss(u8 *supp_mcs_set);
2043 u32	rtw_ht_mcs_set_to_bitmap(u8 *mcs_set, u8 nss);
2044 u8 rtw_ht_cap_get_rx_nss(u8 *ht_cap);
2045 u8 rtw_ht_cap_get_tx_nss(u8 *ht_cap);
2046 
2047 int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action);
2048 const char *action_public_str(u8 action);
2049 
2050 u8 key_2char2num(u8 hch, u8 lch);
2051 u8 str_2char2num(u8 hch, u8 lch);
2052 void macstr2num(u8 *dst, u8 *src);
2053 u8 convert_ip_addr(u8 hch, u8 mch, u8 lch);
2054 int wifirate2_ratetbl_inx(unsigned char rate);
2055 
2056 /* For amsdu mode. */
2057 /*void rtw_set_spp_amsdu_mode(u8 mode, u8 *rsn_ie, int rsn_ie_len); */
2058 u8 rtw_check_amsdu_disable(u8 mode, u8 spp_opt);
2059 
2060 #endif /* IEEE80211_H */
2061