1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /* Copyright(c) 2007 - 2011 Realtek Corporation. */
7 #include "osdep_service.h"
10 #include <linux/wireless.h>
12 #define MGMT_QUEUE_NUM 5
14 #define ETH_TYPE_LEN 2
15 #define PAYLOAD_TYPE_LEN 1
17 #define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28)
20 #define WLAN_STA_AUTH BIT(0)
21 #define WLAN_STA_ASSOC BIT(1)
22 #define WLAN_STA_PS BIT(2)
23 #define WLAN_STA_TIM BIT(3)
24 #define WLAN_STA_PERM BIT(4)
25 #define WLAN_STA_AUTHORIZED BIT(5)
26 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
27 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
28 #define WLAN_STA_PREAUTH BIT(8)
29 #define WLAN_STA_WME BIT(9)
30 #define WLAN_STA_MFP BIT(10)
31 #define WLAN_STA_HT BIT(11)
32 #define WLAN_STA_WPS BIT(12)
33 #define WLAN_STA_MAYBE_WPS BIT(13)
34 #define WLAN_STA_NONERP BIT(31)
36 #define IEEE_CMD_SET_WPA_PARAM 1
37 #define IEEE_CMD_SET_WPA_IE 2
38 #define IEEE_CMD_SET_ENCRYPTION 3
39 #define IEEE_CMD_MLME 4
41 #define IEEE_PARAM_WPA_ENABLED 1
42 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
43 #define IEEE_PARAM_DROP_UNENCRYPTED 3
44 #define IEEE_PARAM_PRIVACY_INVOKED 4
45 #define IEEE_PARAM_AUTH_ALGS 5
46 #define IEEE_PARAM_IEEE_802_1X 6
47 #define IEEE_PARAM_WPAX_SELECT 7
49 #define AUTH_ALG_OPEN_SYSTEM 0x1
50 #define AUTH_ALG_SHARED_KEY 0x2
51 #define AUTH_ALG_LEAP 0x00000004
53 #define IEEE_MLME_STA_DEAUTH 1
54 #define IEEE_MLME_STA_DISASSOC 2
56 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
57 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
58 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
59 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
60 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
61 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
63 #define IEEE_CRYPT_ALG_NAME_LEN 16
65 #define WPA_CIPHER_NONE BIT(0)
66 #define WPA_CIPHER_WEP40 BIT(1)
67 #define WPA_CIPHER_WEP104 BIT(2)
68 #define WPA_CIPHER_TKIP BIT(3)
69 #define WPA_CIPHER_CCMP BIT(4)
72 #define WPA_SELECTOR_LEN 4
73 extern u8 RTW_WPA_OUI_TYPE[];
74 extern u16 RTW_WPA_VERSION;
75 extern u8 WPA_AUTH_KEY_MGMT_NONE[];
76 extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[];
77 extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
78 extern u8 WPA_CIPHER_SUITE_NONE[];
79 extern u8 WPA_CIPHER_SUITE_WEP40[];
80 extern u8 WPA_CIPHER_SUITE_TKIP[];
81 extern u8 WPA_CIPHER_SUITE_WRAP[];
82 extern u8 WPA_CIPHER_SUITE_CCMP[];
83 extern u8 WPA_CIPHER_SUITE_WEP104[];
85 #define RSN_HEADER_LEN 4
86 #define RSN_SELECTOR_LEN 4
88 extern u16 RSN_VERSION_BSD;
89 extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[];
90 extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
91 extern u8 RSN_CIPHER_SUITE_NONE[];
92 extern u8 RSN_CIPHER_SUITE_WEP40[];
93 extern u8 RSN_CIPHER_SUITE_TKIP[];
94 extern u8 RSN_CIPHER_SUITE_WRAP[];
95 extern u8 RSN_CIPHER_SUITE_CCMP[];
96 extern u8 RSN_CIPHER_SUITE_WEP104[];
98 enum ratr_table_mode {
99 RATR_INX_WIRELESS_NGB = 0, /* BGN 40 Mhz 2SS 1SS */
100 RATR_INX_WIRELESS_NG = 1, /* GN or N */
101 RATR_INX_WIRELESS_NB = 2, /* BGN 20 Mhz 2SS 1SS or BN */
102 RATR_INX_WIRELESS_N = 3,
103 RATR_INX_WIRELESS_GB = 4,
104 RATR_INX_WIRELESS_G = 5,
105 RATR_INX_WIRELESS_B = 6,
106 RATR_INX_WIRELESS_MC = 7,
107 RATR_INX_WIRELESS_AC_N = 8,
111 WIRELESS_INVALID = 0,
113 WIRELESS_11B = BIT(0), /* tx:cck only, rx:cck only, hw: cck */
114 WIRELESS_11G = BIT(1), /* tx:ofdm only, rx:ofdm & cck, hw:cck & ofdm*/
115 WIRELESS_11_24N = BIT(3), /* tx:MCS only, rx:MCS & cck, hw:MCS & cck */
118 /* tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
119 WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
120 /* tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
121 WIRELESS_11G_24N = (WIRELESS_11G | WIRELESS_11_24N),
122 /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
123 WIRELESS_11BG_24N = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N),
126 #define SUPPORTED_24G_NETTYPE_MSK \
127 (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N)
129 #define IsSupported24G(NetType) \
130 ((NetType) & SUPPORTED_24G_NETTYPE_MSK ? true : false)
132 #define IsEnableHWCCK(NetType) \
133 IsSupported24G(NetType)
135 #define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
137 #define IsSupportedTxCCK(NetType) \
138 ((NetType) & (WIRELESS_11B) ? true : false)
139 #define IsSupportedTxOFDM(NetType) \
140 ((NetType) & (WIRELESS_11G) ? true : false)
141 #define IsSupportedTxMCS(NetType) \
142 ((NetType) & (WIRELESS_11_24N) ? true : false)
146 u8 sta_addr[ETH_ALEN];
162 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
166 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
174 u8 tx_supp_rates[16];
175 struct ieee80211_ht_cap ht_cap;
178 u8 reserved[2];/* for set max_num_sta */
184 #define IEEE80211_DATA_LEN 2304
185 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
188 The figure in section 7.1.2 suggests a body size of up to 2312
189 bytes is allowed, which is a bit confusing, I suspect this
190 represents the 2304 bytes of real data, plus a possible 8 bytes of
191 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
193 #define IEEE80211_HLEN 30
194 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
196 /* this is stolen from ipw2200 driver */
197 #define IEEE_IBSS_MAC_HASH_SIZE 31
199 struct rtw_ieee80211_hdr {
209 struct rtw_ieee80211_hdr_3addr {
218 struct rtw_ieee80211_hdr_3addr_qos {
228 #define IEEE80211_3ADDR_LEN 24
229 #define IEEE80211_4ADDR_LEN 30
230 #define IEEE80211_FCS_LEN 4
232 #define MIN_FRAG_THRESHOLD 256U
233 #define MAX_FRAG_THRESHOLD 2346U
235 /* Frame control field constants */
236 #define RTW_IEEE80211_FCTL_VERS 0x0003
237 #define RTW_IEEE80211_FCTL_FTYPE 0x000c
238 #define RTW_IEEE80211_FCTL_STYPE 0x00f0
239 #define RTW_IEEE80211_FCTL_TODS 0x0100
240 #define RTW_IEEE80211_FCTL_FROMDS 0x0200
241 #define RTW_IEEE80211_FCTL_MOREFRAGS 0x0400
242 #define RTW_IEEE80211_FCTL_RETRY 0x0800
243 #define RTW_IEEE80211_FCTL_PM 0x1000
244 #define RTW_IEEE80211_FCTL_MOREDATA 0x2000
245 #define RTW_IEEE80211_FCTL_PROTECTED 0x4000
246 #define RTW_IEEE80211_FCTL_ORDER 0x8000
247 #define RTW_IEEE80211_FCTL_CTL_EXT 0x0f00
249 #define RTW_IEEE80211_FTYPE_MGMT 0x0000
250 #define RTW_IEEE80211_FTYPE_CTL 0x0004
251 #define RTW_IEEE80211_FTYPE_DATA 0x0008
252 #define RTW_IEEE80211_FTYPE_EXT 0x000c
255 #define RTW_IEEE80211_STYPE_ASSOC_REQ 0x0000
256 #define RTW_IEEE80211_STYPE_ASSOC_RESP 0x0010
257 #define RTW_IEEE80211_STYPE_REASSOC_REQ 0x0020
258 #define RTW_IEEE80211_STYPE_REASSOC_RESP 0x0030
259 #define RTW_IEEE80211_STYPE_PROBE_REQ 0x0040
260 #define RTW_IEEE80211_STYPE_PROBE_RESP 0x0050
261 #define RTW_IEEE80211_STYPE_BEACON 0x0080
262 #define RTW_IEEE80211_STYPE_ATIM 0x0090
263 #define RTW_IEEE80211_STYPE_DISASSOC 0x00A0
264 #define RTW_IEEE80211_STYPE_AUTH 0x00B0
265 #define RTW_IEEE80211_STYPE_DEAUTH 0x00C0
266 #define RTW_IEEE80211_STYPE_ACTION 0x00D0
269 #define RTW_IEEE80211_STYPE_CTL_EXT 0x0060
270 #define RTW_IEEE80211_STYPE_BACK_REQ 0x0080
271 #define RTW_IEEE80211_STYPE_BACK 0x0090
272 #define RTW_IEEE80211_STYPE_PSPOLL 0x00A0
273 #define RTW_IEEE80211_STYPE_RTS 0x00B0
274 #define RTW_IEEE80211_STYPE_CTS 0x00C0
275 #define RTW_IEEE80211_STYPE_ACK 0x00D0
276 #define RTW_IEEE80211_STYPE_CFEND 0x00E0
277 #define RTW_IEEE80211_STYPE_CFENDACK 0x00F0
280 #define RTW_IEEE80211_STYPE_DATA 0x0000
281 #define RTW_IEEE80211_STYPE_DATA_CFACK 0x0010
282 #define RTW_IEEE80211_STYPE_DATA_CFPOLL 0x0020
283 #define RTW_IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
284 #define RTW_IEEE80211_STYPE_NULLFUNC 0x0040
285 #define RTW_IEEE80211_STYPE_CFACK 0x0050
286 #define RTW_IEEE80211_STYPE_CFPOLL 0x0060
287 #define RTW_IEEE80211_STYPE_CFACKPOLL 0x0070
288 #define RTW_IEEE80211_STYPE_QOS_DATA 0x0080
289 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
290 #define RTW_IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
291 #define RTW_IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
292 #define RTW_IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
293 #define RTW_IEEE80211_STYPE_QOS_CFACK 0x00D0
294 #define RTW_IEEE80211_STYPE_QOS_CFPOLL 0x00E0
295 #define RTW_IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
297 /* sequence control field */
298 #define RTW_IEEE80211_SCTL_FRAG 0x000F
299 #define RTW_IEEE80211_SCTL_SEQ 0xFFF0
301 #define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0)
302 #define RTW_ERP_INFO_USE_PROTECTION BIT(1)
303 #define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
308 #define NON_EXPLICIT_ACK 2
312 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
313 #endif /* ETH_P_PAE */
315 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
317 #define ETH_P_ECONET 0x0018
319 #ifndef ETH_P_80211_RAW
320 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
323 /* IEEE 802.11 defines */
325 #define P80211_OUI_LEN 3
327 struct ieee80211_snap_hdr {
328 u8 dsap; /* always 0xAA */
329 u8 ssap; /* always 0xAA */
330 u8 ctrl; /* always 0x03 */
331 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
334 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
336 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTW_IEEE80211_FCTL_FTYPE)
337 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTW_IEEE80211_FCTL_STYPE)
339 #define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
341 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG)
342 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & RTW_IEEE80211_SCTL_SEQ)
344 /* Authentication algorithms */
345 #define WLAN_AUTH_OPEN 0
346 #define WLAN_AUTH_SHARED_KEY 1
348 #define WLAN_AUTH_CHALLENGE_LEN 128
350 #define WLAN_CAPABILITY_BSS (1<<0)
351 #define WLAN_CAPABILITY_IBSS (1<<1)
352 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
353 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
354 #define WLAN_CAPABILITY_PRIVACY (1<<4)
355 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
356 #define WLAN_CAPABILITY_PBCC (1<<6)
357 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
358 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
361 #define WLAN_STATUS_SUCCESS 0
362 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
363 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
364 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
365 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
366 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
367 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
368 #define WLAN_STATUS_CHALLENGE_FAIL 15
369 #define WLAN_STATUS_AUTH_TIMEOUT 16
370 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
371 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
373 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
374 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
375 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
378 #define WLAN_REASON_UNSPECIFIED 1
379 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
380 #define WLAN_REASON_DEAUTH_LEAVING 3
381 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
382 #define WLAN_REASON_DISASSOC_AP_BUSY 5
383 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
384 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
385 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
386 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
387 #define WLAN_REASON_JOIN_WRONG_CHANNEL 65534
388 #define WLAN_REASON_EXPIRATION_CHK 65535
390 /* Information Element IDs */
391 #define WLAN_EID_SSID 0
392 #define WLAN_EID_SUPP_RATES 1
393 #define WLAN_EID_FH_PARAMS 2
394 #define WLAN_EID_DS_PARAMS 3
395 #define WLAN_EID_CF_PARAMS 4
396 #define WLAN_EID_TIM 5
397 #define WLAN_EID_IBSS_PARAMS 6
398 #define WLAN_EID_CHALLENGE 16
399 /* EIDs defined by IEEE 802.11h - START */
400 #define WLAN_EID_PWR_CONSTRAINT 32
401 #define WLAN_EID_PWR_CAPABILITY 33
402 #define WLAN_EID_TPC_REQUEST 34
403 #define WLAN_EID_TPC_REPORT 35
404 #define WLAN_EID_SUPPORTED_CHANNELS 36
405 #define WLAN_EID_CHANNEL_SWITCH 37
406 #define WLAN_EID_MEASURE_REQUEST 38
407 #define WLAN_EID_MEASURE_REPORT 39
408 #define WLAN_EID_QUITE 40
409 #define WLAN_EID_IBSS_DFS 41
410 /* EIDs defined by IEEE 802.11h - END */
411 #define WLAN_EID_ERP_INFO 42
412 #define WLAN_EID_HT_CAP 45
413 #define WLAN_EID_RSN 48
414 #define WLAN_EID_EXT_SUPP_RATES 50
415 #define WLAN_EID_MOBILITY_DOMAIN 54
416 #define WLAN_EID_FAST_BSS_TRANSITION 55
417 #define WLAN_EID_TIMEOUT_INTERVAL 56
418 #define WLAN_EID_RIC_DATA 57
419 #define WLAN_EID_HT_OPERATION 61
420 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
421 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
422 #define WLAN_EID_20_40_BSS_INTOLERANT 73
423 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
424 #define WLAN_EID_MMIE 76
425 #define WLAN_EID_VENDOR_SPECIFIC 221
426 #define WLAN_EID_GENERIC (WLAN_EID_VENDOR_SPECIFIC)
428 #define IEEE80211_MGMT_HDR_LEN 24
429 #define IEEE80211_DATA_HDR3_LEN 24
430 #define IEEE80211_DATA_HDR4_LEN 30
432 #define IEEE80211_STATMASK_SIGNAL (1<<0)
433 #define IEEE80211_STATMASK_RSSI (1<<1)
434 #define IEEE80211_STATMASK_NOISE (1<<2)
435 #define IEEE80211_STATMASK_RATE (1<<3)
436 #define IEEE80211_STATMASK_WEMASK 0x7
438 #define IEEE80211_CCK_MODULATION (1<<0)
439 #define IEEE80211_OFDM_MODULATION (1<<1)
441 #define IEEE80211_24GHZ_BAND (1<<0)
442 #define IEEE80211_52GHZ_BAND (1<<1)
444 #define IEEE80211_CCK_RATE_LEN 4
445 #define IEEE80211_NUM_OFDM_RATESLEN 8
447 #define IEEE80211_CCK_RATE_1MB 0x02
448 #define IEEE80211_CCK_RATE_2MB 0x04
449 #define IEEE80211_CCK_RATE_5MB 0x0B
450 #define IEEE80211_CCK_RATE_11MB 0x16
451 #define IEEE80211_OFDM_RATE_LEN 8
452 #define IEEE80211_OFDM_RATE_6MB 0x0C
453 #define IEEE80211_OFDM_RATE_9MB 0x12
454 #define IEEE80211_OFDM_RATE_12MB 0x18
455 #define IEEE80211_OFDM_RATE_18MB 0x24
456 #define IEEE80211_OFDM_RATE_24MB 0x30
457 #define IEEE80211_OFDM_RATE_36MB 0x48
458 #define IEEE80211_OFDM_RATE_48MB 0x60
459 #define IEEE80211_OFDM_RATE_54MB 0x6C
460 #define IEEE80211_BASIC_RATE_MASK 0x80
462 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
463 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
464 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
465 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
466 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
467 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
468 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
469 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
470 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
471 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
472 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
473 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
475 #define IEEE80211_CCK_RATES_MASK 0x0000000F
476 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
477 IEEE80211_CCK_RATE_2MB_MASK)
478 #define IEEE80211_CCK_DEFAULT_RATES_MASK \
479 (IEEE80211_CCK_BASIC_RATES_MASK | \
480 IEEE80211_CCK_RATE_5MB_MASK | \
481 IEEE80211_CCK_RATE_11MB_MASK)
483 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
484 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
485 IEEE80211_OFDM_RATE_12MB_MASK | \
486 IEEE80211_OFDM_RATE_24MB_MASK)
487 #define IEEE80211_OFDM_DEFAULT_RATES_MASK \
488 (IEEE80211_OFDM_BASIC_RATES_MASK | \
489 IEEE80211_OFDM_RATE_9MB_MASK | \
490 IEEE80211_OFDM_RATE_18MB_MASK | \
491 IEEE80211_OFDM_RATE_36MB_MASK | \
492 IEEE80211_OFDM_RATE_48MB_MASK | \
493 IEEE80211_OFDM_RATE_54MB_MASK)
494 #define IEEE80211_DEFAULT_RATES_MASK \
495 (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
496 IEEE80211_CCK_DEFAULT_RATES_MASK)
498 #define IEEE80211_NUM_OFDM_RATES 8
499 #define IEEE80211_NUM_CCK_RATES 4
500 #define IEEE80211_OFDM_SHIFT_MASK_A 4
502 /* IEEE 802.11 requires that STA supports concurrent reception of at least
503 * three fragmented frames. This define can be increased to support more
504 * concurrent frames, but it should be noted that each entry can consume about
505 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
506 #define IEEE80211_FRAG_CACHE_LEN 4
508 #define SEC_KEY_1 (1<<0)
509 #define SEC_KEY_2 (1<<1)
510 #define SEC_KEY_3 (1<<2)
511 #define SEC_KEY_4 (1<<3)
512 #define SEC_ACTIVE_KEY (1<<4)
513 #define SEC_AUTH_MODE (1<<5)
514 #define SEC_UNICAST_GROUP (1<<6)
515 #define SEC_LEVEL (1<<7)
516 #define SEC_ENABLED (1<<8)
518 #define SEC_LEVEL_0 0 /* None */
519 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
520 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
521 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
522 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
525 #define WEP_KEY_LEN 13
529 802.11 data frame from AP
531 ,-------------------------------------------------------------------.
532 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
533 |------|------|---------|---------|---------|------|---------|------|
534 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
535 | | tion | (BSSID) | | | ence | data | |
536 `-------------------------------------------------------------------'
542 #define BEACON_PROBE_SSID_ID_POSITION 12
544 /* Management Frame Information Element Types */
545 #define MFIE_TYPE_SSID 0
546 #define MFIE_TYPE_RATES 1
547 #define MFIE_TYPE_FH_SET 2
548 #define MFIE_TYPE_DS_SET 3
549 #define MFIE_TYPE_CF_SET 4
550 #define MFIE_TYPE_TIM 5
551 #define MFIE_TYPE_IBSS_SET 6
552 #define MFIE_TYPE_CHALLENGE 16
553 #define MFIE_TYPE_ERP 42
554 #define MFIE_TYPE_RSN 48
555 #define MFIE_TYPE_RATES_EX 50
556 #define MFIE_TYPE_GENERIC 221
559 * These are the data types that can make up management packets
565 u8 current_ap[ETH_ALEN];
568 u16 association_id:14, reserved:2;
575 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
576 #define IEEE80211_DEFAULT_BASIC_RATE 10
578 /* SWEEP TABLE ENTRIES NUMBER*/
579 #define MAX_SWEEP_TAB_ENTRIES 42
580 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
581 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
582 * only use 8, and then use extended rates for the remaining supported
583 * rates. Other APs, however, stick all of their supported rates on the
584 * main rates information element... */
585 #define MAX_RATES_LENGTH ((u8)12)
586 #define MAX_RATES_EX_LENGTH ((u8)16)
587 #define MAX_NETWORK_COUNT 128
588 #define MAX_CHANNEL_NUMBER 161
589 #define IEEE80211_SOFTMAC_SCAN_TIME 400
591 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
593 #define CRC_LENGTH 4U
595 #define MAX_WPA_IE_LEN (256)
596 #define MAX_WPS_IE_LEN (512)
597 #define MAX_P2P_IE_LEN (256)
598 #define MAX_WFD_IE_LEN (128)
600 #define NETWORK_EMPTY_ESSID (1<<0)
601 #define NETWORK_HAS_OFDM (1<<1)
602 #define NETWORK_HAS_CCK (1<<2)
604 #define IEEE80211_DTIM_MBCAST 4
605 #define IEEE80211_DTIM_UCAST 2
606 #define IEEE80211_DTIM_VALID 1
607 #define IEEE80211_DTIM_INVALID 0
609 #define IEEE80211_PS_DISABLED 0
610 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
611 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
612 #define IW_ESSID_MAX_SIZE 32
615 -1: authentication fail
620 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
621 #define DEFAULT_FTS 2346
623 static inline int is_multicast_mac_addr(const u8 *addr)
625 return ((addr[0] != 0xff) && (0x01 & addr[0]));
628 static inline int is_broadcast_mac_addr(const u8 *addr)
630 return (addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) &&
631 (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff);
634 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
635 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
639 #define IEEE_A (1<<0)
640 #define IEEE_B (1<<1)
641 #define IEEE_G (1<<2)
642 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
644 /* Action category code */
645 enum rtw_ieee80211_category {
646 RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
647 RTW_WLAN_CATEGORY_QOS = 1,
648 RTW_WLAN_CATEGORY_DLS = 2,
649 RTW_WLAN_CATEGORY_BACK = 3,
650 RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
651 RTW_WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
652 RTW_WLAN_CATEGORY_FT = 6,
653 RTW_WLAN_CATEGORY_HT = 7,
654 RTW_WLAN_CATEGORY_SA_QUERY = 8,
655 RTW_WLAN_CATEGORY_TDLS = 12,
656 RTW_WLAN_CATEGORY_WMM = 17,
657 RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
660 /* SPECTRUM_MGMT action code */
661 enum rtw_ieee80211_spectrum_mgmt_actioncode {
662 RTW_WLAN_ACTION_SPCT_MSR_REQ = 0,
663 RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1,
664 RTW_WLAN_ACTION_SPCT_TPC_REQ = 2,
665 RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3,
666 RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4,
667 RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
670 enum _PUBLIC_ACTION {
671 ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */
672 ACT_PUBLIC_DSE_ENABLE = 1,
673 ACT_PUBLIC_DSE_DEENABLE = 2,
674 ACT_PUBLIC_DSE_REG_LOCATION = 3,
675 ACT_PUBLIC_EXT_CHL_SWITCH = 4,
676 ACT_PUBLIC_DSE_MSR_REQ = 5,
677 ACT_PUBLIC_DSE_MSR_RPRT = 6,
678 ACT_PUBLIC_MP = 7, /* Measurement Pilot */
679 ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
680 ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */
681 ACT_PUBLIC_GAS_INITIAL_REQ = 10,
682 ACT_PUBLIC_GAS_INITIAL_RSP = 11,
683 ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
684 ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
685 ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
686 ACT_PUBLIC_LOCATION_TRACK = 15,
690 /* BACK action code */
691 enum rtw_ieee80211_back_actioncode {
692 RTW_WLAN_ACTION_ADDBA_REQ = 0,
693 RTW_WLAN_ACTION_ADDBA_RESP = 1,
694 RTW_WLAN_ACTION_DELBA = 2,
697 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
699 #define WME_OUI_TYPE 2
700 #define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
701 #define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
702 #define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
703 #define WME_VERSION 1
705 #define WME_ACTION_CODE_SETUP_REQUEST 0
706 #define WME_ACTION_CODE_SETUP_RESPONSE 1
707 #define WME_ACTION_CODE_TEARDOWN 2
709 #define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
710 #define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
711 #define WME_SETUP_RESPONSE_STATUS_REFUSED 3
713 #define WME_TSPEC_DIRECTION_UPLINK 0
714 #define WME_TSPEC_DIRECTION_DOWNLINK 1
715 #define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
717 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
719 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
722 * enum rtw_ieee80211_channel_flags - channel flags
724 * Channel flags set by the regulatory control code.
726 * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
727 * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
729 * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
730 * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
731 * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
733 * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
736 enum rtw_ieee80211_channel_flags {
737 RTW_IEEE80211_CHAN_DISABLED = 1<<0,
738 RTW_IEEE80211_CHAN_PASSIVE_SCAN = 1<<1,
739 RTW_IEEE80211_CHAN_NO_IBSS = 1<<2,
740 RTW_IEEE80211_CHAN_RADAR = 1<<3,
741 RTW_IEEE80211_CHAN_NO_HT40PLUS = 1<<4,
742 RTW_IEEE80211_CHAN_NO_HT40MINUS = 1<<5,
745 #define RTW_IEEE80211_CHAN_NO_HT40 \
746 (RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
748 /* Represent channel details, subset of ieee80211_channel */
749 struct rtw_ieee80211_channel {
758 #define CHAN_ARG(channel) \
759 (channel)->hw_value \
762 /* Parsed Information Elements */
763 struct rtw_ieee802_11_elems {
783 u8 ext_supp_rates_len;
797 u8 supp_channels_len;
805 u8 ht_capabilities_len;
809 u8 vendor_ht_cap_len;
818 enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len,
819 struct rtw_ieee802_11_elems *elems,
822 u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len,
823 unsigned char *source, unsigned int *frlen);
824 u8 *rtw_set_ie(u8 *pbuf, int index, uint len, u8 *source, uint *frlen);
825 u8 *rtw_get_ie(u8 *pbuf, int index, int *len, int limit);
827 void rtw_set_supported_rate(u8 *SupportedRates, uint mode);
829 unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
830 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
831 int rtw_get_wpa_cipher_suite(u8 *s);
832 int rtw_get_wpa2_cipher_suite(u8 *s);
833 int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
834 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
835 int *pairwise_cipher, int *is_8021x);
836 int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
837 int *pairwise_cipher, int *is_8021x);
839 int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len,
840 u8 *wpa_ie, u16 *wpa_len);
842 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
843 u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
844 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
845 u8 *buf_attr, u32 *len_attr);
846 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
847 u8 *buf_content, uint *len_content);
850 * for_each_ie - iterate over continuous IEs
855 #define for_each_ie(ie, buf, buf_len) \
856 for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; \
857 ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
859 u8 *rtw_get_p2p_ie(u8 *in_ie, int in_len, u8 *p2p_ie, uint *p2p_ielen);
860 u8 *rtw_get_p2p_attr(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id,
861 u8 *buf_attr, u32 *len_attr);
862 u8 *rtw_get_p2p_attr_content(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id,
863 u8 *buf_content, uint *len_content);
864 u32 rtw_set_p2p_attr_content(u8 *pbuf, u8 attr_id, u16 attr_len,
866 void rtw_wlan_bssid_ex_remove_p2p_attr(struct wlan_bssid_ex *bss_ex,
868 uint rtw_get_rateset_len(u8 *rateset);
870 struct registry_priv;
871 int rtw_generate_ie(struct registry_priv *pregistrypriv);
873 int rtw_get_bit_value_from_ieee_value(u8 val);
875 uint rtw_is_cckrates_included(u8 *rate);
877 uint rtw_is_cckratesonly_included(u8 *rate);
879 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
881 void rtw_get_bcn_info(struct wlan_network *pnetwork);
883 void rtw_macaddr_cfg(u8 *mac_addr);
885 u16 rtw_mcs_rate(u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40, unsigned char *MCS_rate);
887 #endif /* IEEE80211_H */