xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rtl8821cs/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 (SIOCDEVPRIVATE + 2)
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 #endif /* CONFIG_AP_MODE */
60 
61 /* STA flags */
62 #define WLAN_STA_AUTH BIT(0)
63 #define WLAN_STA_ASSOC BIT(1)
64 #define WLAN_STA_PS BIT(2)
65 #define WLAN_STA_TIM BIT(3)
66 #define WLAN_STA_PERM BIT(4)
67 #define WLAN_STA_AUTHORIZED BIT(5)
68 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
69 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
70 #define WLAN_STA_PREAUTH BIT(8)
71 #define WLAN_STA_WME BIT(9)
72 #define WLAN_STA_MFP BIT(10)
73 #define WLAN_STA_HT BIT(11)
74 #define WLAN_STA_WPS BIT(12)
75 #define WLAN_STA_MAYBE_WPS BIT(13)
76 #define WLAN_STA_VHT BIT(14)
77 #define WLAN_STA_WDS BIT(15)
78 #define WLAN_STA_MULTI_AP BIT(16)
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_CHALLENGE 16
725 /* EIDs defined by IEEE 802.11h - START */
726 #define WLAN_EID_PWR_CONSTRAINT 32
727 #define WLAN_EID_PWR_CAPABILITY 33
728 #define WLAN_EID_TPC_REQUEST 34
729 #define WLAN_EID_TPC_REPORT 35
730 #define WLAN_EID_SUPPORTED_CHANNELS 36
731 #define WLAN_EID_CHANNEL_SWITCH 37
732 #define WLAN_EID_MEASURE_REQUEST 38
733 #define WLAN_EID_MEASURE_REPORT 39
734 #define WLAN_EID_QUITE 40
735 #define WLAN_EID_IBSS_DFS 41
736 /* EIDs defined by IEEE 802.11h - END */
737 #define WLAN_EID_ERP_INFO 42
738 #define WLAN_EID_HT_CAP 45
739 #define WLAN_EID_RSN 48
740 #define WLAN_EID_EXT_SUPP_RATES 50
741 #define WLAN_EID_MOBILITY_DOMAIN 54
742 #define WLAN_EID_FAST_BSS_TRANSITION 55
743 #define WLAN_EID_TIMEOUT_INTERVAL 56
744 #define WLAN_EID_RIC_DATA 57
745 #define WLAN_EID_HT_OPERATION 61
746 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
747 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
748 #define WLAN_EID_20_40_BSS_INTOLERANT 73
749 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
750 #define WLAN_EID_MMIE 76
751 #define WLAN_EID_MESH_CONFIG 113
752 #define WLAN_EID_MESH_ID 114
753 #define WLAN_EID_MPM 117
754 #define	WLAN_EID_RANN 126
755 #define	WLAN_EID_PREQ 130
756 #define	WLAN_EID_PREP 131
757 #define	WLAN_EID_PERR 132
758 #define WLAN_EID_AMPE 139
759 #define WLAN_EID_MIC 140
760 #define WLAN_EID_VENDOR_SPECIFIC 221
761 #define WLAN_EID_GENERIC (WLAN_EID_VENDOR_SPECIFIC)
762 #define WLAN_EID_VHT_CAPABILITY 191
763 #define WLAN_EID_VHT_OPERATION 192
764 #define WLAN_EID_WIDE_BANDWIDTH_CHANNEL_SWITCH 194
765 #define WLAN_EID_CHANNEL_SWITCH_WRAPPER 196
766 #define WLAN_EID_VHT_OP_MODE_NOTIFY 199
767 #define WLAN_EID_EXTENSION 255
768 #define WLAN_EID_EXT_OWE_DH_PARAM 32
769 
770 #define IEEE80211_MGMT_HDR_LEN 24
771 #define IEEE80211_DATA_HDR3_LEN 24
772 #define IEEE80211_DATA_HDR4_LEN 30
773 
774 
775 #define IEEE80211_STATMASK_SIGNAL (1<<0)
776 #define IEEE80211_STATMASK_RSSI (1<<1)
777 #define IEEE80211_STATMASK_NOISE (1<<2)
778 #define IEEE80211_STATMASK_RATE (1<<3)
779 #define IEEE80211_STATMASK_WEMASK 0x7
780 
781 
782 #define IEEE80211_CCK_MODULATION    (1<<0)
783 #define IEEE80211_OFDM_MODULATION   (1<<1)
784 
785 #define IEEE80211_24GHZ_BAND     (1<<0)
786 #define IEEE80211_52GHZ_BAND     (1<<1)
787 
788 #define IEEE80211_CCK_RATE_LEN		4
789 #define IEEE80211_NUM_OFDM_RATESLEN	8
790 
791 
792 
793 #define IEEE80211_CCK_RATE_1MB		        0x02
794 #define IEEE80211_CCK_RATE_2MB		        0x04
795 #define IEEE80211_CCK_RATE_5MB		        0x0B
796 #define IEEE80211_CCK_RATE_11MB		        0x16
797 #define IEEE80211_OFDM_RATE_LEN		8
798 #define IEEE80211_OFDM_RATE_6MB		        0x0C
799 #define IEEE80211_OFDM_RATE_9MB		        0x12
800 #define IEEE80211_OFDM_RATE_12MB		0x18
801 #define IEEE80211_OFDM_RATE_18MB		0x24
802 #define IEEE80211_OFDM_RATE_24MB		0x30
803 #define IEEE80211_PBCC_RATE_22MB		0x2C
804 #define IEEE80211_FREAK_RATE_22_5MB		0x2D
805 #define IEEE80211_OFDM_RATE_36MB		0x48
806 #define IEEE80211_OFDM_RATE_48MB		0x60
807 #define IEEE80211_OFDM_RATE_54MB		0x6C
808 #define IEEE80211_BASIC_RATE_MASK		0x80
809 
810 #define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
811 #define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
812 #define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
813 #define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
814 #define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
815 #define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
816 #define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
817 #define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
818 #define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
819 #define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
820 #define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
821 #define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
822 
823 #define IEEE80211_CCK_RATES_MASK	        0x0000000F
824 #define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
825 		IEEE80211_CCK_RATE_2MB_MASK)
826 #define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
827 		IEEE80211_CCK_RATE_5MB_MASK | \
828 		IEEE80211_CCK_RATE_11MB_MASK)
829 
830 #define IEEE80211_OFDM_RATES_MASK		0x00000FF0
831 #define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
832 		IEEE80211_OFDM_RATE_12MB_MASK | \
833 		IEEE80211_OFDM_RATE_24MB_MASK)
834 #define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
835 		IEEE80211_OFDM_RATE_9MB_MASK  | \
836 		IEEE80211_OFDM_RATE_18MB_MASK | \
837 		IEEE80211_OFDM_RATE_36MB_MASK | \
838 		IEEE80211_OFDM_RATE_48MB_MASK | \
839 		IEEE80211_OFDM_RATE_54MB_MASK)
840 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
841 				      IEEE80211_CCK_DEFAULT_RATES_MASK)
842 
843 #define IEEE80211_NUM_OFDM_RATES	    8
844 #define IEEE80211_NUM_CCK_RATES	            4
845 #define IEEE80211_OFDM_SHIFT_MASK_A         4
846 
847 
848 enum MGN_RATE {
849 	MGN_1M		= 0x02,
850 	MGN_2M		= 0x04,
851 	MGN_5_5M	= 0x0B,
852 	MGN_6M		= 0x0C,
853 	MGN_9M		= 0x12,
854 	MGN_11M	= 0x16,
855 	MGN_12M	= 0x18,
856 	MGN_18M	= 0x24,
857 	MGN_24M	= 0x30,
858 	MGN_36M	= 0x48,
859 	MGN_48M	= 0x60,
860 	MGN_54M	= 0x6C,
861 	MGN_MCS32	= 0x7F,
862 	MGN_MCS0,
863 	MGN_MCS1,
864 	MGN_MCS2,
865 	MGN_MCS3,
866 	MGN_MCS4,
867 	MGN_MCS5,
868 	MGN_MCS6,
869 	MGN_MCS7,
870 	MGN_MCS8,
871 	MGN_MCS9,
872 	MGN_MCS10,
873 	MGN_MCS11,
874 	MGN_MCS12,
875 	MGN_MCS13,
876 	MGN_MCS14,
877 	MGN_MCS15,
878 	MGN_MCS16,
879 	MGN_MCS17,
880 	MGN_MCS18,
881 	MGN_MCS19,
882 	MGN_MCS20,
883 	MGN_MCS21,
884 	MGN_MCS22,
885 	MGN_MCS23,
886 	MGN_MCS24,
887 	MGN_MCS25,
888 	MGN_MCS26,
889 	MGN_MCS27,
890 	MGN_MCS28,
891 	MGN_MCS29,
892 	MGN_MCS30,
893 	MGN_MCS31,
894 	MGN_VHT1SS_MCS0,
895 	MGN_VHT1SS_MCS1,
896 	MGN_VHT1SS_MCS2,
897 	MGN_VHT1SS_MCS3,
898 	MGN_VHT1SS_MCS4,
899 	MGN_VHT1SS_MCS5,
900 	MGN_VHT1SS_MCS6,
901 	MGN_VHT1SS_MCS7,
902 	MGN_VHT1SS_MCS8,
903 	MGN_VHT1SS_MCS9,
904 	MGN_VHT2SS_MCS0,
905 	MGN_VHT2SS_MCS1,
906 	MGN_VHT2SS_MCS2,
907 	MGN_VHT2SS_MCS3,
908 	MGN_VHT2SS_MCS4,
909 	MGN_VHT2SS_MCS5,
910 	MGN_VHT2SS_MCS6,
911 	MGN_VHT2SS_MCS7,
912 	MGN_VHT2SS_MCS8,
913 	MGN_VHT2SS_MCS9,
914 	MGN_VHT3SS_MCS0,
915 	MGN_VHT3SS_MCS1,
916 	MGN_VHT3SS_MCS2,
917 	MGN_VHT3SS_MCS3,
918 	MGN_VHT3SS_MCS4,
919 	MGN_VHT3SS_MCS5,
920 	MGN_VHT3SS_MCS6,
921 	MGN_VHT3SS_MCS7,
922 	MGN_VHT3SS_MCS8,
923 	MGN_VHT3SS_MCS9,
924 	MGN_VHT4SS_MCS0,
925 	MGN_VHT4SS_MCS1,
926 	MGN_VHT4SS_MCS2,
927 	MGN_VHT4SS_MCS3,
928 	MGN_VHT4SS_MCS4,
929 	MGN_VHT4SS_MCS5,
930 	MGN_VHT4SS_MCS6,
931 	MGN_VHT4SS_MCS7,
932 	MGN_VHT4SS_MCS8,
933 	MGN_VHT4SS_MCS9,
934 	MGN_UNKNOWN
935 };
936 
937 #define IS_HT_RATE(_rate)	((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS31)
938 #define IS_VHT_RATE(_rate)	((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
939 #define IS_CCK_RATE(_rate)	((_rate) == MGN_1M || (_rate) == MGN_2M || (_rate) == MGN_5_5M || (_rate) == MGN_11M)
940 #define IS_OFDM_RATE(_rate)	((_rate) >= MGN_6M && (_rate) <= MGN_54M  && (_rate) != MGN_11M)
941 
942 #define IS_HT1SS_RATE(_rate) ((_rate) >= MGN_MCS0 && (_rate) <= MGN_MCS7)
943 #define IS_HT2SS_RATE(_rate) ((_rate) >= MGN_MCS8 && (_rate) <= MGN_MCS15)
944 #define IS_HT3SS_RATE(_rate) ((_rate) >= MGN_MCS16 && (_rate) <= MGN_MCS23)
945 #define IS_HT4SS_RATE(_rate) ((_rate) >= MGN_MCS24 && (_rate) <= MGN_MCS31)
946 
947 #define IS_VHT1SS_RATE(_rate) ((_rate) >= MGN_VHT1SS_MCS0 && (_rate) <= MGN_VHT1SS_MCS9)
948 #define IS_VHT2SS_RATE(_rate) ((_rate) >= MGN_VHT2SS_MCS0 && (_rate) <= MGN_VHT2SS_MCS9)
949 #define IS_VHT3SS_RATE(_rate) ((_rate) >= MGN_VHT3SS_MCS0 && (_rate) <= MGN_VHT3SS_MCS9)
950 #define IS_VHT4SS_RATE(_rate) ((_rate) >= MGN_VHT4SS_MCS0 && (_rate) <= MGN_VHT4SS_MCS9)
951 
952 #define IS_1T_RATE(_rate)	(IS_CCK_RATE((_rate)) || IS_OFDM_RATE((_rate)) || IS_HT1SS_RATE((_rate)) || IS_VHT1SS_RATE((_rate)))
953 #define IS_2T_RATE(_rate)	(IS_HT2SS_RATE((_rate)) || IS_VHT2SS_RATE((_rate)))
954 #define IS_3T_RATE(_rate)	(IS_HT3SS_RATE((_rate)) || IS_VHT3SS_RATE((_rate)))
955 #define IS_4T_RATE(_rate)	(IS_HT4SS_RATE((_rate)) || IS_VHT4SS_RATE((_rate)))
956 
957 const char *MGN_RATE_STR(enum MGN_RATE rate);
958 
959 typedef enum _RATE_SECTION {
960 	CCK = 0,
961 	OFDM = 1,
962 	HT_MCS0_MCS7 = 2,
963 	HT_MCS8_MCS15 = 3,
964 	HT_MCS16_MCS23 = 4,
965 	HT_MCS24_MCS31 = 5,
966 	HT_1SS = HT_MCS0_MCS7,
967 	HT_2SS = HT_MCS8_MCS15,
968 	HT_3SS = HT_MCS16_MCS23,
969 	HT_4SS = HT_MCS24_MCS31,
970 	VHT_1SSMCS0_1SSMCS9 = 6,
971 	VHT_2SSMCS0_2SSMCS9 = 7,
972 	VHT_3SSMCS0_3SSMCS9 = 8,
973 	VHT_4SSMCS0_4SSMCS9 = 9,
974 	VHT_1SS = VHT_1SSMCS0_1SSMCS9,
975 	VHT_2SS = VHT_2SSMCS0_2SSMCS9,
976 	VHT_3SS = VHT_3SSMCS0_3SSMCS9,
977 	VHT_4SS = VHT_4SSMCS0_4SSMCS9,
978 	RATE_SECTION_NUM,
979 } RATE_SECTION;
980 
981 RATE_SECTION mgn_rate_to_rs(enum MGN_RATE rate);
982 
983 const char *rate_section_str(u8 section);
984 
985 #define IS_CCK_RATE_SECTION(section) ((section) == CCK)
986 #define IS_OFDM_RATE_SECTION(section) ((section) == OFDM)
987 #define IS_HT_RATE_SECTION(section) ((section) >= HT_1SS && (section) <= HT_4SS)
988 #define IS_VHT_RATE_SECTION(section) ((section) >= VHT_1SS && (section) <= VHT_4SS)
989 
990 #define IS_1T_RATE_SECTION(section) ((section) == CCK || (section) == OFDM || (section) == HT_1SS || (section) == VHT_1SS)
991 #define IS_2T_RATE_SECTION(section) ((section) == HT_2SS || (section) == VHT_2SS)
992 #define IS_3T_RATE_SECTION(section) ((section) == HT_3SS || (section) == VHT_3SS)
993 #define IS_4T_RATE_SECTION(section) ((section) == HT_4SS || (section) == VHT_4SS)
994 
995 extern u8 mgn_rates_cck[];
996 extern u8 mgn_rates_ofdm[];
997 extern u8 mgn_rates_mcs0_7[];
998 extern u8 mgn_rates_mcs8_15[];
999 extern u8 mgn_rates_mcs16_23[];
1000 extern u8 mgn_rates_mcs24_31[];
1001 extern u8 mgn_rates_vht1ss[];
1002 extern u8 mgn_rates_vht2ss[];
1003 extern u8 mgn_rates_vht3ss[];
1004 extern u8 mgn_rates_vht4ss[];
1005 
1006 struct rate_section_ent {
1007 	u8 tx_num; /* value of RF_TX_NUM */
1008 	u8 rate_num;
1009 	u8 *rates;
1010 };
1011 
1012 extern struct rate_section_ent rates_by_sections[];
1013 
1014 #define rate_section_to_tx_num(section) (rates_by_sections[(section)].tx_num)
1015 #define rate_section_rate_num(section) (rates_by_sections[(section)].rate_num)
1016 
1017 /* NOTE: This data is for statistical purposes; not all hardware provides this
1018  *       information for frames received.  Not setting these will not cause
1019  *       any adverse affects. */
1020 struct ieee80211_rx_stats {
1021 	/* u32 mac_time[2]; */
1022 	s8 rssi;
1023 	u8 signal;
1024 	u8 noise;
1025 	u8 received_channel;
1026 	u16 rate; /* in 100 kbps */
1027 	/* u8 control; */
1028 	u8 mask;
1029 	u8 freq;
1030 	u16 len;
1031 };
1032 
1033 /* IEEE 802.11 requires that STA supports concurrent reception of at least
1034  * three fragmented frames. This define can be increased to support more
1035  * concurrent frames, but it should be noted that each entry can consume about
1036  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
1037 #define IEEE80211_FRAG_CACHE_LEN 4
1038 
1039 struct ieee80211_frag_entry {
1040 	u32 first_frag_time;
1041 	uint seq;
1042 	uint last_frag;
1043 	uint qos;   /* jackson */
1044 	uint tid;	/* jackson */
1045 	struct sk_buff *skb;
1046 	u8 src_addr[ETH_ALEN];
1047 	u8 dst_addr[ETH_ALEN];
1048 };
1049 
1050 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1051 struct ieee80211_stats {
1052 	uint tx_unicast_frames;
1053 	uint tx_multicast_frames;
1054 	uint tx_fragments;
1055 	uint tx_unicast_octets;
1056 	uint tx_multicast_octets;
1057 	uint tx_deferred_transmissions;
1058 	uint tx_single_retry_frames;
1059 	uint tx_multiple_retry_frames;
1060 	uint tx_retry_limit_exceeded;
1061 	uint tx_discards;
1062 	uint rx_unicast_frames;
1063 	uint rx_multicast_frames;
1064 	uint rx_fragments;
1065 	uint rx_unicast_octets;
1066 	uint rx_multicast_octets;
1067 	uint rx_fcs_errors;
1068 	uint rx_discards_no_buffer;
1069 	uint tx_discards_wrong_sa;
1070 	uint rx_discards_undecryptable;
1071 	uint rx_message_in_msg_fragments;
1072 	uint rx_message_in_bad_msg_fragments;
1073 };
1074 #endif /* PLATFORM_FREEBSD */
1075 struct ieee80211_softmac_stats {
1076 	uint rx_ass_ok;
1077 	uint rx_ass_err;
1078 	uint rx_probe_rq;
1079 	uint tx_probe_rs;
1080 	uint tx_beacons;
1081 	uint rx_auth_rq;
1082 	uint rx_auth_rs_ok;
1083 	uint rx_auth_rs_err;
1084 	uint tx_auth_rq;
1085 	uint no_auth_rs;
1086 	uint no_ass_rs;
1087 	uint tx_ass_rq;
1088 	uint rx_ass_rq;
1089 	uint tx_probe_rq;
1090 	uint reassoc;
1091 	uint swtxstop;
1092 	uint swtxawake;
1093 };
1094 
1095 #define SEC_KEY_1         (1<<0)
1096 #define SEC_KEY_2         (1<<1)
1097 #define SEC_KEY_3         (1<<2)
1098 #define SEC_KEY_4         (1<<3)
1099 #define SEC_ACTIVE_KEY    (1<<4)
1100 #define SEC_AUTH_MODE     (1<<5)
1101 #define SEC_UNICAST_GROUP (1<<6)
1102 #define SEC_LEVEL         (1<<7)
1103 #define SEC_ENABLED       (1<<8)
1104 
1105 #define SEC_LEVEL_0      0 /* None */
1106 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
1107 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
1108 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
1109 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
1110 
1111 #define WEP_KEYS 4
1112 #define WEP_KEY_LEN 13
1113 #define BIP_MAX_KEYID 5
1114 #define BIP_AAD_SIZE  20
1115 
1116 #if defined(PLATFORM_LINUX)
1117 struct ieee80211_security {
1118 	u16 active_key:2,
1119 	    enabled:1,
1120 	    auth_mode:2,
1121 	    auth_algo:4,
1122 	    unicast_uses_group:1;
1123 	u8 key_sizes[WEP_KEYS];
1124 	u8 keys[WEP_KEYS][WEP_KEY_LEN];
1125 	u8 level;
1126 	u16 flags;
1127 } __attribute__((packed));
1128 
1129 #endif
1130 
1131 /*
1132 
1133  802.11 data frame from AP
1134 
1135       ,-------------------------------------------------------------------.
1136 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1137       |------|------|---------|---------|---------|------|---------|------|
1138 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1139       |      | tion | (BSSID) |         |         | ence |  data   |      |
1140       `-------------------------------------------------------------------'
1141 
1142 Total: 28-2340 bytes
1143 
1144 */
1145 
1146 struct ieee80211_header_data {
1147 	u16 frame_ctl;
1148 	u16 duration_id;
1149 	u8 addr1[6];
1150 	u8 addr2[6];
1151 	u8 addr3[6];
1152 	u16 seq_ctrl;
1153 };
1154 
1155 #define BEACON_PROBE_SSID_ID_POSITION 12
1156 
1157 /* Management Frame Information Element Types */
1158 #define MFIE_TYPE_SSID       0
1159 #define MFIE_TYPE_RATES      1
1160 #define MFIE_TYPE_FH_SET     2
1161 #define MFIE_TYPE_DS_SET     3
1162 #define MFIE_TYPE_CF_SET     4
1163 #define MFIE_TYPE_TIM        5
1164 #define MFIE_TYPE_IBSS_SET   6
1165 #define MFIE_TYPE_CHALLENGE  16
1166 #define MFIE_TYPE_ERP        42
1167 #define MFIE_TYPE_RSN	     48
1168 #define MFIE_TYPE_RATES_EX   50
1169 #define MFIE_TYPE_GENERIC    221
1170 
1171 #if defined(PLATFORM_LINUX)
1172 struct ieee80211_info_element_hdr {
1173 	u8 id;
1174 	u8 len;
1175 } __attribute__((packed));
1176 
1177 struct ieee80211_info_element {
1178 	u8 id;
1179 	u8 len;
1180 	u8 data[0];
1181 } __attribute__((packed));
1182 #endif
1183 
1184 
1185 /*
1186  * These are the data types that can make up management packets
1187  *
1188 	u16 auth_algorithm;
1189 	u16 auth_sequence;
1190 	u16 beacon_interval;
1191 	u16 capability;
1192 	u8 current_ap[ETH_ALEN];
1193 	u16 listen_interval;
1194 	struct {
1195 		u16 association_id:14, reserved:2;
1196 	} __attribute__ ((packed));
1197 	u32 time_stamp[2];
1198 	u16 reason;
1199 	u16 status;
1200 */
1201 
1202 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1203 #define IEEE80211_DEFAULT_BASIC_RATE 10
1204 
1205 
1206 #if defined(PLATFORM_LINUX)
1207 struct ieee80211_authentication {
1208 	struct ieee80211_header_data header;
1209 	u16 algorithm;
1210 	u16 transaction;
1211 	u16 status;
1212 	/* struct ieee80211_info_element_hdr info_element; */
1213 } __attribute__((packed));
1214 
1215 
1216 struct ieee80211_probe_response {
1217 	struct ieee80211_header_data header;
1218 	u32 time_stamp[2];
1219 	u16 beacon_interval;
1220 	u16 capability;
1221 	struct ieee80211_info_element info_element;
1222 } __attribute__((packed));
1223 
1224 struct ieee80211_probe_request {
1225 	struct ieee80211_header_data header;
1226 	/*struct ieee80211_info_element info_element;*/
1227 } __attribute__((packed));
1228 
1229 struct ieee80211_assoc_request_frame {
1230 	struct rtw_ieee80211_hdr_3addr header;
1231 	u16 capability;
1232 	u16 listen_interval;
1233 	/* u8 current_ap[ETH_ALEN]; */
1234 	struct ieee80211_info_element_hdr info_element;
1235 } __attribute__((packed));
1236 
1237 struct ieee80211_assoc_response_frame {
1238 	struct rtw_ieee80211_hdr_3addr header;
1239 	u16 capability;
1240 	u16 status;
1241 	u16 aid;
1242 	/*	struct ieee80211_info_element info_element;  supported rates  */
1243 } __attribute__((packed));
1244 #endif
1245 
1246 struct ieee80211_txb {
1247 	u8 nr_frags;
1248 	u8 encrypted;
1249 	u16 reserved;
1250 	u16 frag_size;
1251 	u16 payload_size;
1252 	struct sk_buff *fragments[0];
1253 };
1254 
1255 
1256 /* SWEEP TABLE ENTRIES NUMBER*/
1257 #define MAX_SWEEP_TAB_ENTRIES		  42
1258 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1259 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1260  * only use 8, and then use extended rates for the remaining supported
1261  * rates.  Other APs, however, stick all of their supported rates on the
1262  * main rates information element... */
1263 #define MAX_RATES_LENGTH                  ((u8)12)
1264 #define MAX_RATES_EX_LENGTH               ((u8)16)
1265 #define MAX_NETWORK_COUNT                  128
1266 #define IEEE80211_SOFTMAC_SCAN_TIME	  400
1267 /* (HZ / 2) */
1268 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1269 
1270 #define CRC_LENGTH                 4U
1271 
1272 #define MAX_WPA_IE_LEN (256)
1273 #define MAX_WPS_IE_LEN (512)
1274 #define MAX_OWE_IE_LEN (128)
1275 #define MAX_P2P_IE_LEN (256)
1276 #define MAX_WFD_IE_LEN (128)
1277 
1278 #define NETWORK_EMPTY_ESSID (1<<0)
1279 #define NETWORK_HAS_OFDM    (1<<1)
1280 #define NETWORK_HAS_CCK     (1<<2)
1281 
1282 #define IEEE80211_DTIM_MBCAST 4
1283 #define IEEE80211_DTIM_UCAST 2
1284 #define IEEE80211_DTIM_VALID 1
1285 #define IEEE80211_DTIM_INVALID 0
1286 
1287 #define IEEE80211_PS_DISABLED 0
1288 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1289 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1290 #define IW_ESSID_MAX_SIZE 32
1291 #if 0
1292 struct ieee80211_network {
1293 	/* These entries are used to identify a unique network */
1294 	u8 bssid[ETH_ALEN];
1295 	u8 channel;
1296 	/* Ensure null-terminated for any debug msgs */
1297 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1298 	u8 ssid_len;
1299 	u8	rssi;	/* relative signal strength */
1300 	u8	sq;		/* signal quality */
1301 
1302 	/* These are network statistics */
1303 	/* struct ieee80211_rx_stats stats; */
1304 	u16 capability;
1305 	u16	aid;
1306 	u8 rates[MAX_RATES_LENGTH];
1307 	u8 rates_len;
1308 	u8 rates_ex[MAX_RATES_EX_LENGTH];
1309 	u8 rates_ex_len;
1310 
1311 	u8 edca_parmsets[18];
1312 
1313 	u8 mode;
1314 	u8 flags;
1315 	u8 time_stamp[8];
1316 	u16 beacon_interval;
1317 	u16 listen_interval;
1318 	u16 atim_window;
1319 	u8 wpa_ie[MAX_WPA_IE_LEN];
1320 	size_t wpa_ie_len;
1321 	u8 rsn_ie[MAX_WPA_IE_LEN];
1322 	size_t rsn_ie_len;
1323 	u8 country[6];
1324 	u8 dtim_period;
1325 	u8 dtim_data;
1326 	u8 power_constraint;
1327 	u8 qosinfo;
1328 	u8 qbssload[5];
1329 	u8 network_type;
1330 	int join_res;
1331 	unsigned long	last_scanned;
1332 };
1333 #endif
1334 /*
1335 join_res:
1336 -1: authentication fail
1337 -2: association fail
1338 > 0: TID
1339 */
1340 
1341 #ifndef PLATFORM_FREEBSD /* Baron BSD has already defined */
1342 
1343 enum ieee80211_state {
1344 
1345 	/* the card is not linked at all */
1346 	IEEE80211_NOLINK = 0,
1347 
1348 	/* IEEE80211_ASSOCIATING* are for BSS client mode
1349 	 * the driver shall not perform RX filtering unless
1350 	 * the state is LINKED.
1351 	 * The driver shall just check for the state LINKED and
1352 	 * defaults to NOLINK for ALL the other states (including
1353 	 * LINKED_SCANNING)
1354 	 */
1355 
1356 	/* the association procedure will start (wq scheduling)*/
1357 	IEEE80211_ASSOCIATING,
1358 	IEEE80211_ASSOCIATING_RETRY,
1359 
1360 	/* the association procedure is sending AUTH request*/
1361 	IEEE80211_ASSOCIATING_AUTHENTICATING,
1362 
1363 	/* the association procedure has successfully authentcated
1364 	 * and is sending association request
1365 	 */
1366 	IEEE80211_ASSOCIATING_AUTHENTICATED,
1367 
1368 	/* the link is ok. the card associated to a BSS or linked
1369 	 * to a ibss cell or acting as an AP and creating the bss
1370 	 */
1371 	IEEE80211_LINKED,
1372 
1373 	/* same as LINKED, but the driver shall apply RX filter
1374 	 * rules as we are in NO_LINK mode. As the card is still
1375 	 * logically linked, but it is doing a syncro site survey
1376 	 * then it will be back to LINKED state.
1377 	 */
1378 	IEEE80211_LINKED_SCANNING,
1379 
1380 };
1381 #endif /* PLATFORM_FREEBSD */
1382 
1383 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1384 #define DEFAULT_FTS 2346
1385 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
1386 #define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
1387 #define MAC_SFMT "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx"
1388 #define MAC_SARG(x) ((u8*)(x)),((u8*)(x)) + 1,((u8*)(x)) + 2,((u8*)(x)) + 3,((u8*)(x)) + 4,((u8*)(x)) + 5
1389 #define IP_FMT "%d.%d.%d.%d"
1390 #define IP_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], ((u8 *)(x))[3]
1391 #define PORT_FMT "%u"
1392 #define PORT_ARG(x) ntohs(*((u16 *)(x)))
1393 
1394 #define is_multicast_mac_addr(Addr) ((((Addr[0]) & 0x01) == 0x01) && ((Addr[0]) != 0xff))
1395 #define is_broadcast_mac_addr(Addr) ((((Addr[0]) & 0xff) == 0xff) && (((Addr[1]) & 0xff) == 0xff) && \
1396 	(((Addr[2]) & 0xff) == 0xff) && (((Addr[3]) & 0xff) == 0xff) && (((Addr[4]) & 0xff) == 0xff) && \
1397 				     (((Addr[5]) & 0xff) == 0xff))
1398 #define is_zero_mac_addr(Addr)	((Addr[0] == 0x00) && (Addr[1] == 0x00) && (Addr[2] == 0x00) &&   \
1399                 (Addr[3] == 0x00) && (Addr[4] == 0x00) && (Addr[5] == 0x00))
1400 
1401 
1402 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1403 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1404 
1405 typedef struct tx_pending_t {
1406 	int frag;
1407 	struct ieee80211_txb *txb;
1408 } tx_pending_t;
1409 
1410 
1411 
1412 #define TID_NUM	16
1413 
1414 #define IEEE_A            (1<<0)
1415 #define IEEE_B            (1<<1)
1416 #define IEEE_G            (1<<2)
1417 #define IEEE_MODE_MASK    (IEEE_A | IEEE_B | IEEE_G)
1418 
1419 /* Baron move to ieee80211.c */
1420 int ieee80211_is_empty_essid(const char *essid, int essid_len);
1421 int ieee80211_get_hdrlen(u16 fc);
1422 
1423 #if 0
1424 	/* Action frame categories (IEEE 802.11-2007, 7.3.1.11, Table 7-24) */
1425 	#define WLAN_ACTION_SPECTRUM_MGMT 0
1426 	#define WLAN_ACTION_QOS 1
1427 	#define WLAN_ACTION_DLS 2
1428 	#define WLAN_ACTION_BLOCK_ACK 3
1429 	#define WLAN_ACTION_RADIO_MEASUREMENT 5
1430 	#define WLAN_ACTION_FT 6
1431 	#define WLAN_ACTION_SA_QUERY 8
1432 	#define WLAN_ACTION_WMM 17
1433 #endif
1434 
1435 
1436 /* Action category code */
1437 enum rtw_ieee80211_category {
1438 	RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1439 	RTW_WLAN_CATEGORY_QOS = 1,
1440 	RTW_WLAN_CATEGORY_DLS = 2,
1441 	RTW_WLAN_CATEGORY_BACK = 3,
1442 	RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
1443 	RTW_WLAN_CATEGORY_RADIO_MEAS = 5,
1444 	RTW_WLAN_CATEGORY_FT = 6,
1445 	RTW_WLAN_CATEGORY_HT = 7,
1446 	RTW_WLAN_CATEGORY_SA_QUERY = 8,
1447 	RTW_WLAN_CATEGORY_WNM = 10,
1448 	RTW_WLAN_CATEGORY_UNPROTECTED_WNM = 11, /* add for CONFIG_IEEE80211W, none 11w also can use */
1449 	RTW_WLAN_CATEGORY_TDLS = 12,
1450 	RTW_WLAN_CATEGORY_MESH = 13,
1451 	RTW_WLAN_CATEGORY_MULTIHOP = 14,
1452 	RTW_WLAN_CATEGORY_SELF_PROTECTED = 15,
1453 	RTW_WLAN_CATEGORY_WMM = 17,
1454 	RTW_WLAN_CATEGORY_VHT = 21,
1455 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1456 	RTW_WLAN_CATEGORY_TBTX = 25,
1457 #endif
1458 	RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
1459 };
1460 
1461 #define CATEGORY_IS_GROUP_PRIVACY(cat) \
1462 	(cat == RTW_WLAN_CATEGORY_MESH || cat == RTW_WLAN_CATEGORY_MULTIHOP)
1463 
1464 #define CATEGORY_IS_NON_ROBUST(cat) \
1465 	(cat == RTW_WLAN_CATEGORY_PUBLIC \
1466 	|| cat == RTW_WLAN_CATEGORY_HT \
1467 	|| cat == RTW_WLAN_CATEGORY_UNPROTECTED_WNM \
1468 	|| cat == RTW_WLAN_CATEGORY_SELF_PROTECTED \
1469 	|| cat == RTW_WLAN_CATEGORY_VHT \
1470 	|| cat == RTW_WLAN_CATEGORY_P2P)
1471 
1472 #define CATEGORY_IS_ROBUST(cat) !CATEGORY_IS_NON_ROBUST(cat)
1473 
1474 /* SPECTRUM_MGMT action code */
1475 enum rtw_ieee80211_spectrum_mgmt_actioncode {
1476 	RTW_WLAN_ACTION_SPCT_MSR_REQ = 0,
1477 	RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1,
1478 	RTW_WLAN_ACTION_SPCT_TPC_REQ = 2,
1479 	RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3,
1480 	RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1481 	RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
1482 };
1483 
1484 /* SELF_PROTECTED action code */
1485 enum rtw_ieee80211_self_protected_actioncode {
1486 	RTW_ACT_SELF_PROTECTED_RSVD = 0,
1487 	RTW_ACT_SELF_PROTECTED_MESH_OPEN = 1,
1488 	RTW_ACT_SELF_PROTECTED_MESH_CONF = 2,
1489 	RTW_ACT_SELF_PROTECTED_MESH_CLOSE = 3,
1490 	RTW_ACT_SELF_PROTECTED_MESH_GK_INFORM = 4,
1491 	RTW_ACT_SELF_PROTECTED_MESH_GK_ACK = 5,
1492 	RTW_ACT_SELF_PROTECTED_NUM,
1493 };
1494 
1495 /* MESH action code */
1496 enum rtw_ieee80211_mesh_actioncode {
1497 	RTW_ACT_MESH_LINK_METRIC_REPORT,
1498 	RTW_ACT_MESH_HWMP_PATH_SELECTION,
1499 	RTW_ACT_MESH_GATE_ANNOUNCEMENT,
1500 	RTW_ACT_MESH_CONGESTION_CONTROL_NOTIFICATION,
1501 	RTW_ACT_MESH_MCCA_SETUP_REQUEST,
1502 	RTW_ACT_MESH_MCCA_SETUP_REPLY,
1503 	RTW_ACT_MESH_MCCA_ADVERTISEMENT_REQUEST,
1504 	RTW_ACT_MESH_MCCA_ADVERTISEMENT,
1505 	RTW_ACT_MESH_MCCA_TEARDOWN,
1506 	RTW_ACT_MESH_TBTT_ADJUSTMENT_REQUEST,
1507 	RTW_ACT_MESH_TBTT_ADJUSTMENT_RESPONSE,
1508 };
1509 
1510 enum _PUBLIC_ACTION {
1511 	ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */
1512 	ACT_PUBLIC_DSE_ENABLE = 1,
1513 	ACT_PUBLIC_DSE_DEENABLE = 2,
1514 	ACT_PUBLIC_DSE_REG_LOCATION = 3,
1515 	ACT_PUBLIC_EXT_CHL_SWITCH = 4,
1516 	ACT_PUBLIC_DSE_MSR_REQ = 5,
1517 	ACT_PUBLIC_DSE_MSR_RPRT = 6,
1518 	ACT_PUBLIC_MP = 7, /* Measurement Pilot */
1519 	ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
1520 	ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */
1521 	ACT_PUBLIC_GAS_INITIAL_REQ = 10,
1522 	ACT_PUBLIC_GAS_INITIAL_RSP = 11,
1523 	ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
1524 	ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
1525 	ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
1526 	ACT_PUBLIC_LOCATION_TRACK = 15,
1527 	ACT_PUBLIC_QAB_REQ,
1528 	ACT_PUBLIC_QAB_RSP,
1529 	ACT_PUBLIC_QMF_POLICY,
1530 	ACT_PUBLIC_QMF_POLICY_CHANGE,
1531 	ACT_PUBLIC_QLOAD_REQ,
1532 	ACT_PUBLIC_QLOAD_REPORT,
1533 	ACT_PUBLIC_HCCA_TXOP_ADV,
1534 	ACT_PUBLIC_HCCA_TXOP_RSP,
1535 	ACT_PUBLIC_PUBLIC_KEY,
1536 	ACT_PUBLIC_CH_AVAILABILITY_QUERY,
1537 	ACT_PUBLIC_CH_SCHEDULE_MGMT,
1538 	ACT_PUBLIC_CONTACT_VERI_SIGNAL,
1539 	ACT_PUBLIC_GDD_ENABLE_REQ,
1540 	ACT_PUBLIC_GDD_ENABLE_RSP,
1541 	ACT_PUBLIC_NETWORK_CH_CONTROL,
1542 	ACT_PUBLIC_WHITE_SPACE_MAP_ANN,
1543 	ACT_PUBLIC_FTM_REQ,
1544 	ACT_PUBLIC_FTM,
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 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
1609 				* 00:50:F2 */
1610 #ifndef PLATFORM_FREEBSD /* Baron BSD has defined */
1611 	#define WME_OUI_TYPE 2
1612 #endif /* PLATFORM_FREEBSD */
1613 #define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
1614 #define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
1615 #define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
1616 #define WME_VERSION 1
1617 
1618 #define WME_ACTION_CODE_SETUP_REQUEST 0
1619 #define WME_ACTION_CODE_SETUP_RESPONSE 1
1620 #define WME_ACTION_CODE_TEARDOWN 2
1621 
1622 #define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
1623 #define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
1624 #define WME_SETUP_RESPONSE_STATUS_REFUSED 3
1625 
1626 #define WME_TSPEC_DIRECTION_UPLINK 0
1627 #define WME_TSPEC_DIRECTION_DOWNLINK 1
1628 #define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
1629 
1630 
1631 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
1632 
1633 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1634 #define OUI_REALTEK	0x00e04c /* Realtek */
1635 #endif
1636 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
1637 
1638 enum rtw_ieee80211_rann_flags {
1639 	RTW_RANN_FLAG_IS_GATE = 1 << 0,
1640 };
1641 
1642 /**
1643  * enum rtw_ieee80211_preq_flags - mesh PREQ element flags
1644  *
1645  * @RTW_IEEE80211_PREQ_IS_GATE_FLAG: Gate Announcement subfield
1646  * @RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
1647  */
1648 enum rtw_ieee80211_preq_flags {
1649 	RTW_IEEE80211_PREQ_IS_GATE_FLAG = 1 << 0,
1650 	RTW_IEEE80211_PREQ_PROACTIVE_PREP_FLAG	= 1 << 2,
1651 };
1652 
1653 /**
1654  * enum rtw_ieee80211_preq_target_flags - mesh PREQ element per target flags
1655  *
1656  * @RTW_IEEE80211_PREQ_TO_FLAG: target only subfield
1657  * @RTW_IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
1658  */
1659 enum rtw_ieee80211_preq_target_flags {
1660 	RTW_IEEE80211_PREQ_TO_FLAG	= 1<<0,
1661 	RTW_IEEE80211_PREQ_USN_FLAG	= 1<<2,
1662 };
1663 
1664 /**
1665  * enum rtw_ieee80211_root_mode_identifier - root mesh STA mode identifier
1666  *
1667  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1668  *
1669  * @RTW_IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1670  * @RTW_IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1671  *	this value
1672  * @RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1673  *	the proactive PREQ with proactive PREP subfield set to 0
1674  * @RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1675  *	supports the proactive PREQ with proactive PREP subfield set to 1
1676  * @RTW_IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1677  *	the proactive RANN
1678  */
1679 enum rtw_ieee80211_root_mode_identifier {
1680 	RTW_IEEE80211_ROOTMODE_NO_ROOT = 0,
1681 	RTW_IEEE80211_ROOTMODE_ROOT = 1,
1682 	RTW_IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1683 	RTW_IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1684 	RTW_IEEE80211_PROACTIVE_RANN = 4,
1685 };
1686 
1687 /**
1688  * enum rtw_ieee80211_channel_flags - channel flags
1689  *
1690  * Channel flags set by the regulatory control code.
1691  *
1692  * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
1693  * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
1694  *      on this channel.
1695  * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
1696  * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
1697  * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
1698  *      is not permitted.
1699  * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
1700  *      is not permitted.
1701  */
1702 enum rtw_ieee80211_channel_flags {
1703 	RTW_IEEE80211_CHAN_DISABLED         = 1 << 0,
1704 	RTW_IEEE80211_CHAN_PASSIVE_SCAN     = 1 << 1,
1705 	RTW_IEEE80211_CHAN_NO_IBSS          = 1 << 2,
1706 	RTW_IEEE80211_CHAN_RADAR            = 1 << 3,
1707 	RTW_IEEE80211_CHAN_NO_HT40PLUS      = 1 << 4,
1708 	RTW_IEEE80211_CHAN_NO_HT40MINUS     = 1 << 5,
1709 };
1710 
1711 #define RTW_IEEE80211_CHAN_NO_HT40 \
1712 	(RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
1713 
1714 /* Represent channel details, subset of ieee80211_channel */
1715 struct rtw_ieee80211_channel {
1716 	/* enum ieee80211_band band; */
1717 	/* u16 center_freq; */
1718 	u16 hw_value;
1719 	u32 flags;
1720 	/* int max_antenna_gain; */
1721 	/* int max_power; */
1722 	/* int max_reg_power; */
1723 	/* bool beacon_found; */
1724 	/* u32 orig_flags; */
1725 	/* int orig_mag; */
1726 	/* int orig_mpwr; */
1727 };
1728 
1729 #define CHAN_FMT \
1730 	/*"band:%d, "*/ \
1731 	/*"center_freq:%u, "*/ \
1732 	"hw_value:%u, " \
1733 	"flags:0x%08x" \
1734 	/*"max_antenna_gain:%d\n"*/ \
1735 	/*"max_power:%d\n"*/ \
1736 	/*"max_reg_power:%d\n"*/ \
1737 	/*"beacon_found:%u\n"*/ \
1738 	/*"orig_flags:0x%08x\n"*/ \
1739 	/*"orig_mag:%d\n"*/ \
1740 	/*"orig_mpwr:%d\n"*/
1741 
1742 #define CHAN_ARG(channel) \
1743 	/*(channel)->band*/ \
1744 	/*, (channel)->center_freq*/ \
1745 	(channel)->hw_value \
1746 	, (channel)->flags \
1747 	/*, (channel)->max_antenna_gain*/ \
1748 	/*, (channel)->max_power*/ \
1749 	/*, (channel)->max_reg_power*/ \
1750 	/*, (channel)->beacon_found*/ \
1751 	/*, (channel)->orig_flags*/ \
1752 	/*, (channel)->orig_mag*/ \
1753 	/*, (channel)->orig_mpwr*/ \
1754 
1755 /* Parsed Information Elements */
1756 struct rtw_ieee802_11_elems {
1757 	u8 *ssid;
1758 	u8 ssid_len;
1759 	u8 *supp_rates;
1760 	u8 supp_rates_len;
1761 	u8 *fh_params;
1762 	u8 fh_params_len;
1763 	u8 *ds_params;
1764 	u8 ds_params_len;
1765 	u8 *cf_params;
1766 	u8 cf_params_len;
1767 	u8 *tim;
1768 	u8 tim_len;
1769 	u8 *ibss_params;
1770 	u8 ibss_params_len;
1771 	u8 *challenge;
1772 	u8 challenge_len;
1773 	u8 *erp_info;
1774 	u8 erp_info_len;
1775 	u8 *ext_supp_rates;
1776 	u8 ext_supp_rates_len;
1777 	u8 *wpa_ie;
1778 	u8 wpa_ie_len;
1779 	u8 *rsn_ie;
1780 	u8 rsn_ie_len;
1781 	u8 *wme;
1782 	u8 wme_len;
1783 	u8 *wme_tspec;
1784 	u8 wme_tspec_len;
1785 	u8 *wps_ie;
1786 	u8 wps_ie_len;
1787 	u8 *power_cap;
1788 	u8 power_cap_len;
1789 	u8 *supp_channels;
1790 	u8 supp_channels_len;
1791 	u8 *mdie;
1792 	u8 mdie_len;
1793 	u8 *ftie;
1794 	u8 ftie_len;
1795 	u8 *timeout_int;
1796 	u8 timeout_int_len;
1797 	u8 *ht_capabilities;
1798 	u8 ht_capabilities_len;
1799 	u8 *ht_operation;
1800 	u8 ht_operation_len;
1801 	u8 *vendor_ht_cap;
1802 	u8 vendor_ht_cap_len;
1803 	u8 *vht_capabilities;
1804 	u8 vht_capabilities_len;
1805 	u8 *vht_operation;
1806 	u8 vht_operation_len;
1807 	u8 *vht_op_mode_notify;
1808 	u8 vht_op_mode_notify_len;
1809 	u8 *rm_en_cap;
1810 	u8 rm_en_cap_len;
1811 #ifdef CONFIG_RTW_MESH
1812 	u8 *preq;
1813 	u8 preq_len;
1814 	u8 *prep;
1815 	u8 prep_len;
1816 	u8 *perr;
1817 	u8 perr_len;
1818 	u8 *rann;
1819 	u8 rann_len;
1820 #endif
1821 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
1822 	u8 *tbtx_cap;
1823 	u8 tbtx_cap_len;
1824 #endif
1825 };
1826 
1827 typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
1828 
1829 ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
1830 				struct rtw_ieee802_11_elems *elems,
1831 				int show_errors);
1832 
1833 u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source, unsigned int *frlen);
1834 u8 *rtw_set_ie(u8 *pbuf, sint index, uint len, const u8 *source, uint *frlen);
1835 
1836 enum secondary_ch_offset {
1837 	SCN = 0, /* no secondary channel */
1838 	SCA = 1, /* secondary channel above */
1839 	SCB = 3,  /* secondary channel below */
1840 };
1841 u8 secondary_ch_offset_to_hal_ch_offset(u8 ch_offset);
1842 u8 hal_ch_offset_to_secondary_ch_offset(u8 ch_offset);
1843 u8 *rtw_set_ie_ch_switch(u8 *buf, u32 *buf_len, u8 ch_switch_mode, u8 new_ch, u8 ch_switch_cnt);
1844 u8 *rtw_set_ie_secondary_ch_offset(u8 *buf, u32 *buf_len, u8 secondary_ch_offset);
1845 u8 *rtw_set_ie_mesh_ch_switch_parm(u8 *buf, u32 *buf_len, u8 ttl, u8 flags, u16 reason, u16 precedence);
1846 
1847 u8 *rtw_get_ie(const u8 *pbuf, sint index, sint *len, sint limit);
1848 u8 rtw_update_rate_bymode(WLAN_BSSID_EX *pbss_network, u32 mode);
1849 
1850 u8 *rtw_get_ie_ex(const u8 *in_ie, uint in_len, u8 eid, const u8 *oui, u8 oui_len, u8 *ie, uint *ielen);
1851 int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len);
1852 
1853 void rtw_set_supported_rate(u8 *SupportedRates, uint mode) ;
1854 
1855 #define GET_RSN_CAP_MFP_OPTION(cap)	LE_BITS_TO_2BYTE(((u8 *)(cap)), 6, 2)
1856 
1857 #define MFP_NO			0
1858 #define MFP_INVALID		1
1859 #define MFP_OPTIONAL	2
1860 #define MFP_REQUIRED	3
1861 
1862 struct rsne_info {
1863 	u8 *gcs;
1864 	u16 pcs_cnt;
1865 	u8 *pcs_list;
1866 	u16 akm_cnt;
1867 	u8 *akm_list;
1868 	u8 *cap;
1869 	u16 pmkid_cnt;
1870 	u8 *pmkid_list;
1871 	u8 *gmcs;
1872 
1873 	u8 err;
1874 };
1875 int rtw_rsne_info_parse(const u8 *ie, uint ie_len, struct rsne_info *info);
1876 
1877 unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
1878 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
1879 int rtw_get_wpa_cipher_suite(u8 *s);
1880 int rtw_get_rsn_cipher_suite(u8 *s);
1881 int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
1882 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, u32 *akm);
1883 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);
1884 
1885 int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len);
1886 
1887 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
1888 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);
1889 u8 *rtw_get_wps_ie(const u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
1890 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_attr, u32 *len_attr);
1891 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_content, uint *len_content);
1892 
1893 u8 *rtw_get_owe_ie(const u8 *in_ie, uint in_len, u8 *owe_ie, uint *owe_ielen);
1894 
1895 /**
1896  * for_each_ie - iterate over continuous IEs
1897  * @ie:
1898  * @buf:
1899  * @buf_len:
1900  */
1901 #define for_each_ie(ie, buf, buf_len) \
1902 	for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
1903 
1904 void dump_ies(void *sel, const u8 *buf, u32 buf_len);
1905 #ifdef CONFIG_RTW_DEBUG
1906 
1907 #ifdef CONFIG_80211N_HT
1908 #define HT_SC_OFFSET_MAX 4
1909 extern const char *const _ht_sc_offset_str[];
1910 #define ht_sc_offset_str(sc) (((sc) >= HT_SC_OFFSET_MAX) ? _ht_sc_offset_str[2] : _ht_sc_offset_str[(sc)])
1911 
1912 void dump_ht_cap_ie_content(void *sel, const u8 *buf, u32 buf_len);
1913 #endif
1914 
1915 void dump_wps_ie(void *sel, const u8 *ie, u32 ie_len);
1916 #endif	/*	CONFIG_RTW_DEBUG	*/
1917 
1918 void rtw_ies_get_chbw(u8 *ies, int ies_len, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1919 
1920 void rtw_bss_get_chbw(WLAN_BSSID_EX *bss, u8 *ch, u8 *bw, u8 *offset, u8 ht, u8 vht);
1921 
1922 bool rtw_is_chbw_grouped(u8 ch_a, u8 bw_a, u8 offset_a
1923 	, u8 ch_b, u8 bw_b, u8 offset_b);
1924 void rtw_sync_chbw(u8 *req_ch, u8 *req_bw, u8 *req_offset
1925 	, u8 *g_ch, u8 *g_bw, u8 *g_offset);
1926 
1927 #ifdef CONFIG_P2P
1928 u32 rtw_get_p2p_merged_ies_len(u8 *in_ie, u32 in_len);
1929 int rtw_p2p_merge_ies(u8 *in_ie, u32 in_len, u8 *merge_ie);
1930 #ifdef CONFIG_RTW_DEBUG
1931 void dump_p2p_ie(void *sel, const u8 *ie, u32 ie_len);
1932 #endif
1933 u8 *rtw_get_p2p_ie(const u8 *in_ie, int in_len, u8 *p2p_ie, uint *p2p_ielen);
1934 u8 *rtw_get_p2p_attr(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_attr, u32 *len_attr);
1935 u8 *rtw_get_p2p_attr_content(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id, u8 *buf_content, uint *len_content);
1936 u32 rtw_set_p2p_attr_content(u8 *pbuf, u8 attr_id, u16 attr_len, u8 *pdata_attr);
1937 uint rtw_del_p2p_ie(u8 *ies, uint ies_len_ori, const char *msg);
1938 uint rtw_del_p2p_attr(u8 *ie, uint ielen_ori, u8 attr_id);
1939 u8 *rtw_bss_ex_get_p2p_ie(WLAN_BSSID_EX *bss_ex, u8 *p2p_ie, uint *p2p_ielen);
1940 void rtw_bss_ex_del_p2p_ie(WLAN_BSSID_EX *bss_ex);
1941 void rtw_bss_ex_del_p2p_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
1942 #endif	/*	CONFIG_P2P	*/
1943 
1944 uint rtw_del_wfd_ie(u8 *ies, uint ies_len_ori, const char *msg);
1945 void rtw_bss_ex_del_wfd_ie(WLAN_BSSID_EX *bss_ex);
1946 #ifdef CONFIG_WFD
1947 #ifdef CONFIG_RTW_DEBUG
1948 void dump_wfd_ie(void *sel, const u8 *ie, u32 ie_len);
1949 #endif
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_attr(u8 *ie, uint ielen_ori, u8 attr_id);
1954 u8 *rtw_bss_ex_get_wfd_ie(WLAN_BSSID_EX *bss_ex, u8 *wfd_ie, uint *wfd_ielen);
1955 void rtw_bss_ex_del_wfd_attr(WLAN_BSSID_EX *bss_ex, u8 attr_id);
1956 #endif
1957 
1958 #define MULTI_AP_SUB_ELEM_TYPE 0x06
1959 #define MULTI_AP_TEAR_DOWN BIT(4)
1960 #define MULTI_AP_FRONTHAUL_BSS BIT(5)
1961 #define MULTI_AP_BACKHAUL_BSS BIT(6)
1962 #define MULTI_AP_BACKHAUL_STA BIT(7)
1963 #ifdef CONFIG_RTW_MULTI_AP
1964 void dump_multi_ap_ie(void *sel, const u8 *ie, u32 ie_len);
1965 u8 rtw_get_multi_ap_ie_ext(const u8 *ies, int ies_len);
1966 u8 *rtw_set_multi_ap_ie_ext(u8 *pbuf, uint *frlen, u8 val);
1967 #endif
1968 
1969 uint	rtw_get_rateset_len(u8	*rateset);
1970 
1971 struct registry_priv;
1972 int rtw_generate_ie(struct registry_priv *pregistrypriv);
1973 
1974 int rtw_get_bit_value_from_ieee_value(u8 val);
1975 
1976 uint	rtw_is_cckrates_included(u8 *rate);
1977 
1978 uint	rtw_is_cckratesonly_included(u8 *rate);
1979 uint rtw_get_cckrate_size(u8 *rate,u32 rate_length);
1980 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
1981 
1982 u8 rtw_check_invalid_mac_address(u8 *mac_addr, u8 check_local_bit);
1983 void rtw_macaddr_cfg(u8 *out, const u8 *hw_mac_addr);
1984 
1985 u16 rtw_ht_mcs_rate(u8 bw_40MHz, u8 short_GI, unsigned char *MCS_rate);
1986 u8	rtw_ht_mcsset_to_nss(u8 *supp_mcs_set);
1987 u32	rtw_ht_mcs_set_to_bitmap(u8 *mcs_set, u8 nss);
1988 u8 rtw_ht_cap_get_rx_nss(u8 *ht_cap);
1989 u8 rtw_ht_cap_get_tx_nss(u8 *ht_cap);
1990 
1991 int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action);
1992 const char *action_public_str(u8 action);
1993 
1994 u8 key_2char2num(u8 hch, u8 lch);
1995 u8 str_2char2num(u8 hch, u8 lch);
1996 void macstr2num(u8 *dst, u8 *src);
1997 u8 convert_ip_addr(u8 hch, u8 mch, u8 lch);
1998 int wifirate2_ratetbl_inx(unsigned char rate);
1999 
2000 
2001 #endif /* IEEE80211_H */
2002