1 #ifndef __IEEE80211_H
2 #define __IEEE80211_H
3
4 #include "osdep_service.h"
5 #include "drv_types.h"
6 #include "wifi.h"
7 #include <linux/wireless.h>
8
9 #define MGMT_QUEUE_NUM 5
10 #define ETH_ALEN 6
11 #define IEEE_CMD_SET_WPA_PARAM 1
12 #define IEEE_CMD_SET_WPA_IE 2
13 #define IEEE_CMD_SET_ENCRYPTION 3
14 #define IEEE_CMD_MLME 4
15
16 #define IEEE_PARAM_WPA_ENABLED 1
17 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
18 #define IEEE_PARAM_DROP_UNENCRYPTED 3
19 #define IEEE_PARAM_PRIVACY_INVOKED 4
20 #define IEEE_PARAM_AUTH_ALGS 5
21 #define IEEE_PARAM_IEEE_802_1X 6
22 #define IEEE_PARAM_WPAX_SELECT 7
23
24 #define AUTH_ALG_OPEN_SYSTEM 0x1
25 #define AUTH_ALG_SHARED_KEY 0x2
26 #define AUTH_ALG_LEAP 0x00000004
27
28 #define IEEE_MLME_STA_DEAUTH 1
29 #define IEEE_MLME_STA_DISASSOC 2
30
31 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
32 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
33 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
34 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
35 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
36 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
37
38
39 #define IEEE_CRYPT_ALG_NAME_LEN 16
40
41 #define WPA_CIPHER_NONE BIT(0)
42 #define WPA_CIPHER_WEP40 BIT(1)
43 #define WPA_CIPHER_WEP104 BIT(2)
44 #define WPA_CIPHER_TKIP BIT(3)
45 #define WPA_CIPHER_CCMP BIT(4)
46
47
48
49 #define WPA_SELECTOR_LEN 4
50 #define RSN_HEADER_LEN 4
51
52 #define RSN_SELECTOR_LEN 4
53
54 enum NETWORK_TYPE {
55 WIRELESS_INVALID = 0,
56 WIRELESS_11B = 1,
57 WIRELESS_11G = 2,
58 WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
59 WIRELESS_11A = 4,
60 WIRELESS_11N = 8,
61 WIRELESS_11GN = (WIRELESS_11G | WIRELESS_11N),
62 WIRELESS_11BGN = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11N),
63 };
64
65
66 struct ieee_param {
67 u32 cmd;
68 u8 sta_addr[ETH_ALEN];
69 union {
70 struct {
71 u8 name;
72 u32 value;
73 } wpa_param;
74 struct {
75 u32 len;
76 u8 reserved[32];
77 u8 data[0];
78 } wpa_ie;
79 struct{
80 int command;
81 int reason_code;
82 } mlme;
83 struct {
84 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
85 u8 set_tx;
86 u32 err;
87 u8 idx;
88 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
89 u16 key_len;
90 u8 key[0];
91 } crypt;
92 } u;
93 };
94
95 #define IEEE80211_DATA_LEN 2304
96 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
97 6.2.1.1.2.
98
99 The figure in section 7.1.2 suggests a body size of up to 2312
100 bytes is allowed, which is a bit confusing, I suspect this
101 represents the 2304 bytes of real data, plus a possible 8 bytes of
102 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
103
104 #define IEEE80211_HLEN 30
105 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
106
107 /* this is stolen from ipw2200 driver */
108 #define IEEE_IBSS_MAC_HASH_SIZE 31
109
110 struct ieee_ibss_seq {
111 u8 mac[ETH_ALEN];
112 u16 seq_num;
113 u16 frag_num;
114 unsigned int packet_time;
115 struct list_head list;
116 };
117
118 struct ieee80211_hdr {
119 u16 frame_ctl;
120 u16 duration_id;
121 u8 addr1[ETH_ALEN];
122 u8 addr2[ETH_ALEN];
123 u8 addr3[ETH_ALEN];
124 u16 seq_ctl;
125 u8 addr4[ETH_ALEN];
126 } __attribute__ ((packed));
127
128 struct ieee80211_hdr_3addr {
129 u16 frame_ctl;
130 u16 duration_id;
131 u8 addr1[ETH_ALEN];
132 u8 addr2[ETH_ALEN];
133 u8 addr3[ETH_ALEN];
134 u16 seq_ctl;
135 } __attribute__ ((packed));
136
137
138 struct ieee80211_hdr_qos {
139 u16 frame_ctl;
140 u16 duration_id;
141 u8 addr1[ETH_ALEN];
142 u8 addr2[ETH_ALEN];
143 u8 addr3[ETH_ALEN];
144 u16 seq_ctl;
145 u8 addr4[ETH_ALEN];
146 u16 qc;
147 } __attribute__ ((packed));
148
149 struct ieee80211_hdr_3addr_qos {
150 u16 frame_ctl;
151 u16 duration_id;
152 u8 addr1[ETH_ALEN];
153 u8 addr2[ETH_ALEN];
154 u8 addr3[ETH_ALEN];
155 u16 seq_ctl;
156 u16 qc;
157 } __attribute__ ((packed));
158
159 struct eapol {
160 u8 snap[6];
161 u16 ethertype;
162 u8 version;
163 u8 type;
164 u16 length;
165 } __attribute__ ((packed));
166
167
168 enum eap_type {
169 EAP_PACKET = 0,
170 EAPOL_START,
171 EAPOL_LOGOFF,
172 EAPOL_KEY,
173 EAPOL_ENCAP_ASF_ALERT
174 };
175
176 #define IEEE80211_3ADDR_LEN 24
177 #define IEEE80211_4ADDR_LEN 30
178 #define IEEE80211_FCS_LEN 4
179
180 #define MIN_FRAG_THRESHOLD 256U
181 #define MAX_FRAG_THRESHOLD 2346U
182
183 /* Frame control field constants */
184 #define IEEE80211_FCTL_VERS 0x0002
185 #define IEEE80211_FCTL_FTYPE 0x000c
186 #define IEEE80211_FCTL_STYPE 0x00f0
187 #define IEEE80211_FCTL_TODS 0x0100
188 #define IEEE80211_FCTL_FROMDS 0x0200
189 #define IEEE80211_FCTL_MOREFRAGS 0x0400
190 #define IEEE80211_FCTL_RETRY 0x0800
191 #define IEEE80211_FCTL_PM 0x1000
192 #define IEEE80211_FCTL_MOREDATA 0x2000
193 #define IEEE80211_FCTL_WEP 0x4000
194 #define IEEE80211_FCTL_ORDER 0x8000
195
196 #define IEEE80211_FTYPE_MGMT 0x0000
197 #define IEEE80211_FTYPE_CTL 0x0004
198 #define IEEE80211_FTYPE_DATA 0x0008
199
200 /* management */
201 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
202 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
203 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
204 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
205 #define IEEE80211_STYPE_PROBE_REQ 0x0040
206 #define IEEE80211_STYPE_PROBE_RESP 0x0050
207 #define IEEE80211_STYPE_BEACON 0x0080
208 #define IEEE80211_STYPE_ATIM 0x0090
209 #define IEEE80211_STYPE_DISASSOC 0x00A0
210 #define IEEE80211_STYPE_AUTH 0x00B0
211 #define IEEE80211_STYPE_DEAUTH 0x00C0
212
213 /* control */
214 #define IEEE80211_STYPE_PSPOLL 0x00A0
215 #define IEEE80211_STYPE_RTS 0x00B0
216 #define IEEE80211_STYPE_CTS 0x00C0
217 #define IEEE80211_STYPE_ACK 0x00D0
218 #define IEEE80211_STYPE_CFEND 0x00E0
219 #define IEEE80211_STYPE_CFENDACK 0x00F0
220
221 /* data */
222 #define IEEE80211_STYPE_DATA 0x0000
223 #define IEEE80211_STYPE_DATA_CFACK 0x0010
224 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
225 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
226 #define IEEE80211_STYPE_NULLFUNC 0x0040
227 #define IEEE80211_STYPE_CFACK 0x0050
228 #define IEEE80211_STYPE_CFPOLL 0x0060
229 #define IEEE80211_STYPE_CFACKPOLL 0x0070
230 #define IEEE80211_QOS_DATAGRP 0x0080
231 #define IEEE80211_QoS_DATAGRP IEEE80211_QOS_DATAGRP
232
233 #define IEEE80211_SCTL_FRAG 0x000F
234 #define IEEE80211_SCTL_SEQ 0xFFF0
235
236 /* QoS,QOS */
237 #define NORMAL_ACK 0
238 #define NO_ACK 1
239 #define NON_EXPLICIT_ACK 2
240 #define BLOCK_ACK 3
241
242 #ifndef ETH_P_PAE
243 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
244 #endif /* ETH_P_PAE */
245
246 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
247
248 #define ETH_P_ECONET 0x0018
249
250 #ifndef ETH_P_80211_RAW
251 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
252 #endif
253
254 /* IEEE 802.11 defines */
255
256 #define P80211_OUI_LEN 3
257
258 struct ieee80211_snap_hdr {
259 u8 dsap; /* always 0xAA */
260 u8 ssap; /* always 0xAA */
261 u8 ctrl; /* always 0x03 */
262 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
263 } __attribute__ ((packed));
264
265 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
266
267 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
268 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
269
270 #define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
271
272 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
273 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
274
275 /* Authentication algorithms */
276 #define WLAN_AUTH_OPEN 0
277 #define WLAN_AUTH_SHARED_KEY 1
278
279 #define WLAN_AUTH_CHALLENGE_LEN 128
280
281 #define WLAN_CAPABILITY_BSS (1<<0)
282 #define WLAN_CAPABILITY_IBSS (1<<1)
283 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
284 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
285 #define WLAN_CAPABILITY_PRIVACY (1<<4)
286 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
287 #define WLAN_CAPABILITY_PBCC (1<<6)
288 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
289 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
290
291 /* Status codes */
292 #define WLAN_STATUS_SUCCESS 0
293 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
294 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
295 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
296 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
297 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
298 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
299 #define WLAN_STATUS_CHALLENGE_FAIL 15
300 #define WLAN_STATUS_AUTH_TIMEOUT 16
301 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
302 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
303 /* 802.11b */
304 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
305 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
306 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
307
308 /* Reason codes */
309 #define WLAN_REASON_UNSPECIFIED 1
310 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
311 #define WLAN_REASON_DEAUTH_LEAVING 3
312 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
313 #define WLAN_REASON_DISASSOC_AP_BUSY 5
314 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
315 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
316 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
317 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
318
319
320 /* Information Element IDs */
321 #define WLAN_EID_SSID 0
322 #define WLAN_EID_SUPP_RATES 1
323 #define WLAN_EID_FH_PARAMS 2
324 #define WLAN_EID_DS_PARAMS 3
325 #define WLAN_EID_CF_PARAMS 4
326 #define WLAN_EID_TIM 5
327 #define WLAN_EID_IBSS_PARAMS 6
328 #define WLAN_EID_CHALLENGE 16
329 #define WLAN_EID_RSN 48
330 #define WLAN_EID_GENERIC 221
331
332 #define IEEE80211_MGMT_HDR_LEN 24
333 #define IEEE80211_DATA_HDR3_LEN 24
334 #define IEEE80211_DATA_HDR4_LEN 30
335
336
337 #define IEEE80211_STATMASK_SIGNAL (1<<0)
338 #define IEEE80211_STATMASK_RSSI (1<<1)
339 #define IEEE80211_STATMASK_NOISE (1<<2)
340 #define IEEE80211_STATMASK_RATE (1<<3)
341 #define IEEE80211_STATMASK_WEMASK 0x7
342
343
344 #define IEEE80211_CCK_MODULATION (1<<0)
345 #define IEEE80211_OFDM_MODULATION (1<<1)
346
347 #define IEEE80211_24GHZ_BAND (1<<0)
348 #define IEEE80211_52GHZ_BAND (1<<1)
349
350 #define IEEE80211_CCK_RATE_LEN 4
351 #define IEEE80211_NUM_OFDM_RATESLEN 8
352
353
354 #define IEEE80211_CCK_RATE_1MB 0x02
355 #define IEEE80211_CCK_RATE_2MB 0x04
356 #define IEEE80211_CCK_RATE_5MB 0x0B
357 #define IEEE80211_CCK_RATE_11MB 0x16
358 #define IEEE80211_OFDM_RATE_LEN 8
359 #define IEEE80211_OFDM_RATE_6MB 0x0C
360 #define IEEE80211_OFDM_RATE_9MB 0x12
361 #define IEEE80211_OFDM_RATE_12MB 0x18
362 #define IEEE80211_OFDM_RATE_18MB 0x24
363 #define IEEE80211_OFDM_RATE_24MB 0x30
364 #define IEEE80211_OFDM_RATE_36MB 0x48
365 #define IEEE80211_OFDM_RATE_48MB 0x60
366 #define IEEE80211_OFDM_RATE_54MB 0x6C
367 #define IEEE80211_BASIC_RATE_MASK 0x80
368
369 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
370 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
371 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
372 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
373 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
374 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
375 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
376 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
377 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
378 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
379 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
380 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
381
382 #define IEEE80211_CCK_RATES_MASK 0x0000000F
383 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
384 IEEE80211_CCK_RATE_2MB_MASK)
385 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
386 IEEE80211_CCK_RATE_5MB_MASK | \
387 IEEE80211_CCK_RATE_11MB_MASK)
388
389 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
390 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
391 IEEE80211_OFDM_RATE_12MB_MASK | \
392 IEEE80211_OFDM_RATE_24MB_MASK)
393 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
394 IEEE80211_OFDM_RATE_9MB_MASK | \
395 IEEE80211_OFDM_RATE_18MB_MASK | \
396 IEEE80211_OFDM_RATE_36MB_MASK | \
397 IEEE80211_OFDM_RATE_48MB_MASK | \
398 IEEE80211_OFDM_RATE_54MB_MASK)
399 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
400 IEEE80211_CCK_DEFAULT_RATES_MASK)
401
402 #define IEEE80211_NUM_OFDM_RATES 8
403 #define IEEE80211_NUM_CCK_RATES 4
404 #define IEEE80211_OFDM_SHIFT_MASK_A 4
405
406
407
408
409 /* NOTE: This data is for statistical purposes; not all hardware provides this
410 * information for frames received. Not setting these will not cause
411 * any adverse affects. */
412 struct ieee80211_rx_stats {
413 s8 rssi;
414 u8 signal;
415 u8 noise;
416 u8 received_channel;
417 u16 rate; /* in 100 kbps */
418 u8 mask;
419 u8 freq;
420 u16 len;
421 };
422
423 /* IEEE 802.11 requires that STA supports concurrent reception of at least
424 * three fragmented frames. This define can be increased to support more
425 * concurrent frames, but it should be noted that each entry can consume about
426 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
427 #define IEEE80211_FRAG_CACHE_LEN 4
428
429 struct ieee80211_frag_entry {
430 u32 first_frag_time;
431 uint seq;
432 uint last_frag;
433 uint qos; /*jackson*/
434 uint tid; /*jackson*/
435 struct sk_buff *skb;
436 u8 src_addr[ETH_ALEN];
437 u8 dst_addr[ETH_ALEN];
438 };
439
440 struct ieee80211_stats {
441 uint tx_unicast_frames;
442 uint tx_multicast_frames;
443 uint tx_fragments;
444 uint tx_unicast_octets;
445 uint tx_multicast_octets;
446 uint tx_deferred_transmissions;
447 uint tx_single_retry_frames;
448 uint tx_multiple_retry_frames;
449 uint tx_retry_limit_exceeded;
450 uint tx_discards;
451 uint rx_unicast_frames;
452 uint rx_multicast_frames;
453 uint rx_fragments;
454 uint rx_unicast_octets;
455 uint rx_multicast_octets;
456 uint rx_fcs_errors;
457 uint rx_discards_no_buffer;
458 uint tx_discards_wrong_sa;
459 uint rx_discards_undecryptable;
460 uint rx_message_in_msg_fragments;
461 uint rx_message_in_bad_msg_fragments;
462 };
463
464 struct ieee80211_softmac_stats{
465 uint rx_ass_ok;
466 uint rx_ass_err;
467 uint rx_probe_rq;
468 uint tx_probe_rs;
469 uint tx_beacons;
470 uint rx_auth_rq;
471 uint rx_auth_rs_ok;
472 uint rx_auth_rs_err;
473 uint tx_auth_rq;
474 uint no_auth_rs;
475 uint no_ass_rs;
476 uint tx_ass_rq;
477 uint rx_ass_rq;
478 uint tx_probe_rq;
479 uint reassoc;
480 uint swtxstop;
481 uint swtxawake;
482 };
483
484 #define SEC_KEY_1 (1<<0)
485 #define SEC_KEY_2 (1<<1)
486 #define SEC_KEY_3 (1<<2)
487 #define SEC_KEY_4 (1<<3)
488 #define SEC_ACTIVE_KEY (1<<4)
489 #define SEC_AUTH_MODE (1<<5)
490 #define SEC_UNICAST_GROUP (1<<6)
491 #define SEC_LEVEL (1<<7)
492 #define SEC_ENABLED (1<<8)
493
494 #define SEC_LEVEL_0 0 /* None */
495 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
496 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
497 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
498 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
499
500 #define WEP_KEYS 4
501 #define WEP_KEY_LEN 13
502
503 struct ieee80211_security {
504 u16 active_key:2,
505 enabled:1,
506 auth_mode:2,
507 auth_algo:4,
508 unicast_uses_group:1;
509 u8 key_sizes[WEP_KEYS];
510 u8 keys[WEP_KEYS][WEP_KEY_LEN];
511 u8 level;
512 u16 flags;
513 } __attribute__ ((packed));
514
515 /*
516
517 802.11 data frame from AP
518
519 ,-------------------------------------------------------------------.
520 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
521 |------|------|---------|---------|---------|------|---------|------|
522 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
523 | | tion | (BSSID) | | | ence | data | |
524 `-------------------------------------------------------------------'
525
526 Total: 28-2340 bytes
527
528 */
529
530 struct ieee80211_header_data {
531 u16 frame_ctl;
532 u16 duration_id;
533 u8 addr1[6];
534 u8 addr2[6];
535 u8 addr3[6];
536 u16 seq_ctrl;
537 };
538
539 #define BEACON_PROBE_SSID_ID_POSITION 12
540
541 /* Management Frame Information Element Types */
542 #define MFIE_TYPE_SSID 0
543 #define MFIE_TYPE_RATES 1
544 #define MFIE_TYPE_FH_SET 2
545 #define MFIE_TYPE_DS_SET 3
546 #define MFIE_TYPE_CF_SET 4
547 #define MFIE_TYPE_TIM 5
548 #define MFIE_TYPE_IBSS_SET 6
549 #define MFIE_TYPE_CHALLENGE 16
550 #define MFIE_TYPE_ERP 42
551 #define MFIE_TYPE_RSN 48
552 #define MFIE_TYPE_RATES_EX 50
553 #define MFIE_TYPE_GENERIC 221
554
555 struct ieee80211_info_element_hdr {
556 u8 id;
557 u8 len;
558 } __attribute__ ((packed));
559
560 struct ieee80211_info_element {
561 u8 id;
562 u8 len;
563 u8 data[0];
564 } __attribute__ ((packed));
565
566 /*
567 * These are the data types that can make up management packets
568 *
569 u16 auth_algorithm;
570 u16 auth_sequence;
571 u16 beacon_interval;
572 u16 capability;
573 u8 current_ap[ETH_ALEN];
574 u16 listen_interval;
575 struct {
576 u16 association_id:14, reserved:2;
577 } __attribute__ ((packed));
578 u32 time_stamp[2];
579 u16 reason;
580 u16 status;
581 */
582
583 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
584 #define IEEE80211_DEFAULT_BASIC_RATE 10
585
586 struct ieee80211_authentication {
587 struct ieee80211_header_data header;
588 u16 algorithm;
589 u16 transaction;
590 u16 status;
591 } __attribute__ ((packed));
592
593 struct ieee80211_probe_response {
594 struct ieee80211_header_data header;
595 u32 time_stamp[2];
596 u16 beacon_interval;
597 u16 capability;
598 struct ieee80211_info_element info_element;
599 } __attribute__ ((packed));
600
601 struct ieee80211_probe_request {
602 struct ieee80211_header_data header;
603 } __attribute__ ((packed));
604
605 struct ieee80211_assoc_request_frame {
606 struct ieee80211_hdr_3addr header;
607 u16 capability;
608 u16 listen_interval;
609 struct ieee80211_info_element_hdr info_element;
610 } __attribute__ ((packed));
611
612 struct ieee80211_assoc_response_frame {
613 struct ieee80211_hdr_3addr header;
614 u16 capability;
615 u16 status;
616 u16 aid;
617 } __attribute__ ((packed));
618
619 struct ieee80211_txb {
620 u8 nr_frags;
621 u8 encrypted;
622 u16 reserved;
623 u16 frag_size;
624 u16 payload_size;
625 struct sk_buff *fragments[0];
626 };
627
628 /* SWEEP TABLE ENTRIES NUMBER*/
629 #define MAX_SWEEP_TAB_ENTRIES 42
630 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
631 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
632 * only use 8, and then use extended rates for the remaining supported
633 * rates. Other APs, however, stick all of their supported rates on the
634 * main rates information element... */
635 #define MAX_RATES_LENGTH ((u8)12)
636 #define MAX_RATES_EX_LENGTH ((u8)16)
637 #define MAX_NETWORK_COUNT 128
638 #define MAX_CHANNEL_NUMBER 161
639 #define IEEE80211_SOFTMAC_SCAN_TIME 400
640 /*(HZ / 2)*/
641 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
642
643 #define CRC_LENGTH 4U
644
645 #define MAX_WPA_IE_LEN 128
646 #define MAX_WPS_IE_LEN 512
647
648 #define NETWORK_EMPTY_ESSID (1<<0)
649 #define NETWORK_HAS_OFDM (1<<1)
650 #define NETWORK_HAS_CCK (1<<2)
651
652 #define IEEE80211_DTIM_MBCAST 4
653 #define IEEE80211_DTIM_UCAST 2
654 #define IEEE80211_DTIM_VALID 1
655 #define IEEE80211_DTIM_INVALID 0
656
657 #define IEEE80211_PS_DISABLED 0
658 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
659 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
660 #define IW_ESSID_MAX_SIZE 32
661 /*
662 * join_res:
663 * -1: authentication fail
664 * -2: association fail
665 * > 0: TID
666 */
667
668 enum ieee80211_state {
669 /* the card is not linked at all */
670 IEEE80211_NOLINK = 0,
671 /* IEEE80211_ASSOCIATING* are for BSS client mode
672 * the driver shall not perform RX filtering unless
673 * the state is LINKED.
674 * The driver shall just check for the state LINKED and
675 * defaults to NOLINK for ALL the other states (including
676 * LINKED_SCANNING)
677 */
678 /* the association procedure will start (wq scheduling)*/
679 IEEE80211_ASSOCIATING,
680 IEEE80211_ASSOCIATING_RETRY,
681 /* the association procedure is sending AUTH request*/
682 IEEE80211_ASSOCIATING_AUTHENTICATING,
683 /* the association procedure has successfully authentcated
684 * and is sending association request
685 */
686 IEEE80211_ASSOCIATING_AUTHENTICATED,
687 /* the link is ok. the card associated to a BSS or linked
688 * to a ibss cell or acting as an AP and creating the bss
689 */
690 IEEE80211_LINKED,
691 /* same as LINKED, but the driver shall apply RX filter
692 * rules as we are in NO_LINK mode. As the card is still
693 * logically linked, but it is doing a syncro site survey
694 * then it will be back to LINKED state.
695 */
696 IEEE80211_LINKED_SCANNING,
697 };
698
699 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
700 #define DEFAULT_FTS 2346
701
702 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
703 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
704
705 #define MAXTID 16
706
707 #define IEEE_A (1<<0)
708 #define IEEE_B (1<<1)
709 #define IEEE_G (1<<2)
710 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
711
ieee80211_is_empty_essid(const char * essid,int essid_len)712 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
713 {
714 /* Single white space is for Linksys APs */
715 if (essid_len == 1 && essid[0] == ' ')
716 return 1;
717 /* Otherwise, if the entire essid is 0, we assume it is hidden */
718 while (essid_len) {
719 essid_len--;
720 if (essid[essid_len] != '\0')
721 return 0;
722 }
723 return 1;
724 }
725
ieee80211_get_hdrlen(u16 fc)726 extern inline int ieee80211_get_hdrlen(u16 fc)
727 {
728 int hdrlen = 24;
729
730 switch (WLAN_FC_GET_TYPE(fc)) {
731 case IEEE80211_FTYPE_DATA:
732 if (fc & IEEE80211_QOS_DATAGRP)
733 hdrlen += 2;
734 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
735 hdrlen += 6; /* Addr4 */
736 break;
737 case IEEE80211_FTYPE_CTL:
738 switch (WLAN_FC_GET_STYPE(fc)) {
739 case IEEE80211_STYPE_CTS:
740 case IEEE80211_STYPE_ACK:
741 hdrlen = 10;
742 break;
743 default:
744 hdrlen = 16;
745 break;
746 }
747 break;
748 }
749 return hdrlen;
750 }
751
752 struct registry_priv;
753
754 u8 *r8712_set_ie(u8 *pbuf, sint index, uint len, u8 *source, uint *frlen);
755 u8 *r8712_get_ie(u8*pbuf, sint index, sint *len, sint limit);
756 unsigned char *r8712_get_wpa_ie(unsigned char *pie, int *rsn_ie_len, int limit);
757 unsigned char *r8712_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
758 int r8712_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
759 int *pairwise_cipher);
760 int r8712_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
761 int *pairwise_cipher);
762 int r8712_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie,
763 u16 *wpa_len);
764 int r8712_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
765 int r8712_generate_ie(struct registry_priv *pregistrypriv, struct _adapter *padapter);
766 uint r8712_is_cckrates_included(u8 *rate);
767 uint r8712_is_cckratesonly_included(u8 *rate);
768
769 #endif /* IEEE80211_H */
770
771