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Merge branches 'amd-iommu/fixes' and 'dma-debug/fixes' into iommu/fixes
[linux-2.6-block.git] / drivers / staging / rtl8187se / ieee80211 / ieee80211.h
CommitLineData
c8d86be3
GKH		 1/*
2 * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11
3 * remains copyright by the original authors
4 *
5 * Portions of the merged code are based on Host AP (software wireless
6 * LAN access point) driver for Intersil Prism2/2.5/3.
7 *
8 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
9 * <jkmaline@cc.hut.fi>
10 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
11 *
12 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13 * <jketreno@linux.intel.com>
14 * Copyright (c) 2004, Intel Corporation
15 *
16 * Modified for Realtek's wi-fi cards by Andrea Merello
17 * <andreamrl@tiscali.it>
18 *
19 * This program is free software; you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License version 2 as
21 * published by the Free Software Foundation. See README and COPYING for
22 * more details.
23 */
24#ifndef IEEE80211_H
25#define IEEE80211_H
26#include <linux/if_ether.h> /* ETH_ALEN */
27#include <linux/kernel.h> /* ARRAY_SIZE */
28#include <linux/version.h>
29#include <linux/jiffies.h>
30#include <linux/timer.h>
31#include <linux/sched.h>
c8d86be3 32#include <linux/wireless.h>
03ea5099 33#include <linux/ieee80211.h>
0370453f 34
c8d86be3
GKH		 35#define KEY_TYPE_NA 0x0
36#define KEY_TYPE_WEP40 0x1
37#define KEY_TYPE_TKIP 0x2
38#define KEY_TYPE_CCMP 0x4
39#define KEY_TYPE_WEP104 0x5
c8d86be3
GKH		 40
41#define aSifsTime 10
42
43#define MGMT_QUEUE_NUM 5
44
45
46#define IEEE_CMD_SET_WPA_PARAM 1
47#define IEEE_CMD_SET_WPA_IE 2
48#define IEEE_CMD_SET_ENCRYPTION 3
49#define IEEE_CMD_MLME 4
50
51#define IEEE_PARAM_WPA_ENABLED 1
52#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
53#define IEEE_PARAM_DROP_UNENCRYPTED 3
54#define IEEE_PARAM_PRIVACY_INVOKED 4
55#define IEEE_PARAM_AUTH_ALGS 5
56#define IEEE_PARAM_IEEE_802_1X 6
57//It should consistent with the driver_XXX.c
58// David, 2006.9.26
59#define IEEE_PARAM_WPAX_SELECT 7
60//Added for notify the encryption type selection
61// David, 2006.9.26
62#define IEEE_PROTO_WPA 1
63#define IEEE_PROTO_RSN 2
64//Added for notify the encryption type selection
65// David, 2006.9.26
66#define IEEE_WPAX_USEGROUP 0
67#define IEEE_WPAX_WEP40 1
68#define IEEE_WPAX_TKIP 2
69#define IEEE_WPAX_WRAP 3
70#define IEEE_WPAX_CCMP 4
71#define IEEE_WPAX_WEP104 5
72
73#define IEEE_KEY_MGMT_IEEE8021X 1
74#define IEEE_KEY_MGMT_PSK 2
75
76
77
78#define IEEE_MLME_STA_DEAUTH 1
79#define IEEE_MLME_STA_DISASSOC 2
80
81
82#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
83#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
84#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
85#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
86#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
87#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
88
89
90#define IEEE_CRYPT_ALG_NAME_LEN 16
91
c8d86be3
GKH		 92//by amy for ps
93typedef struct ieee_param {
94 u32 cmd;
95 u8 sta_addr[ETH_ALEN];
96 union {
97 struct {
98 u8 name;
99 u32 value;
100 } wpa_param;
101 struct {
102 u32 len;
103 u8 reserved[32];
104 u8 data[0];
105 } wpa_ie;
106 struct{
107 int command;
108 int reason_code;
109 } mlme;
110 struct {
111 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
112 u8 set_tx;
113 u32 err;
114 u8 idx;
115 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
116 u16 key_len;
117 u8 key[0];
118 } crypt;
119
120 } u;
121}ieee_param;
122
123
c8d86be3
GKH		 124#define MSECS(t) msecs_to_jiffies(t)
125#define msleep_interruptible_rtl msleep_interruptible
c8d86be3
GKH		 126
127#define IEEE80211_DATA_LEN 2304
128/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
129 6.2.1.1.2.
130
131 The figure in section 7.1.2 suggests a body size of up to 2312
132 bytes is allowed, which is a bit confusing, I suspect this
133 represents the 2304 bytes of real data, plus a possible 8 bytes of
134 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
135
c8d86be3
GKH		 136#define IEEE80211_3ADDR_LEN 24
137#define IEEE80211_4ADDR_LEN 30
138#define IEEE80211_FCS_LEN 4
bea385ac
BZ		 139#define IEEE80211_HLEN IEEE80211_4ADDR_LEN
140#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
141#define IEEE80211_MGMT_HDR_LEN 24
142#define IEEE80211_DATA_HDR3_LEN 24
143#define IEEE80211_DATA_HDR4_LEN 30
c8d86be3
GKH		 144
145#define MIN_FRAG_THRESHOLD 256U
146#define MAX_FRAG_THRESHOLD 2346U
147
148/* Frame control field constants */
c8d86be3 149#define IEEE80211_FCTL_DSTODS 0x0300 //added by david
c8d86be3 150#define IEEE80211_FCTL_WEP 0x4000
c8d86be3
GKH		 151
152/* debug macros */
153
154#ifdef CONFIG_IEEE80211_DEBUG
155extern u32 ieee80211_debug_level;
156#define IEEE80211_DEBUG(level, fmt, args...) \
157do { if (ieee80211_debug_level & (level)) \
158 printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
d599edca 159 in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
c8d86be3
GKH		 160#else
161#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
162#endif /* CONFIG_IEEE80211_DEBUG */
163
bea385ac
BZ		 164#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
165#define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], \
166 ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
167
c8d86be3
GKH		 168/*
169 * To use the debug system;
170 *
171 * If you are defining a new debug classification, simply add it to the #define
172 * list here in the form of:
173 *
174 * #define IEEE80211_DL_xxxx VALUE
175 *
176 * shifting value to the left one bit from the previous entry. xxxx should be
177 * the name of the classification (for example, WEP)
178 *
179 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
180 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
181 * to send output to that classification.
182 *
183 * To add your debug level to the list of levels seen when you perform
184 *
185 * % cat /proc/net/ipw/debug_level
186 *
187 * you simply need to add your entry to the ipw_debug_levels array.
188 *
189 * If you do not see debug_level in /proc/net/ipw then you do not have
190 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
191 *
192 */
193
194#define IEEE80211_DL_INFO (1<<0)
195#define IEEE80211_DL_WX (1<<1)
196#define IEEE80211_DL_SCAN (1<<2)
197#define IEEE80211_DL_STATE (1<<3)
198#define IEEE80211_DL_MGMT (1<<4)
199#define IEEE80211_DL_FRAG (1<<5)
200#define IEEE80211_DL_EAP (1<<6)
201#define IEEE80211_DL_DROP (1<<7)
202
203#define IEEE80211_DL_TX (1<<8)
204#define IEEE80211_DL_RX (1<<9)
205
206#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
207#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
208#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
209
210#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
211#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
212//#define IEEE_DEBUG_SCAN IEEE80211_WARNING
213#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
214#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
215#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
216#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
217#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
218#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
219#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
220#include <linux/netdevice.h>
221#include <linux/wireless.h>
222#include <linux/if_arp.h> /* ARPHRD_ETHER */
223
224#ifndef WIRELESS_SPY
225#define WIRELESS_SPY // enable iwspy support
226#endif
227#include <net/iw_handler.h> // new driver API
228
229#ifndef ETH_P_PAE
230#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
231#endif /* ETH_P_PAE */
232
233#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
234
235#ifndef ETH_P_80211_RAW
236#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
237#endif
238
239/* IEEE 802.11 defines */
240
241#define P80211_OUI_LEN 3
242
243struct ieee80211_snap_hdr {
244
245 u8 dsap; /* always 0xAA */
246 u8 ssap; /* always 0xAA */
247 u8 ctrl; /* always 0x03 */
248 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
249
250} __attribute__ ((packed));
251
252#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
253
254#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
255#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
256
257#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
258#define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
259
c8d86be3 260#define WLAN_CAPABILITY_BSS (1<<0)
c8d86be3
GKH		 261#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
262
c8d86be3
GKH		 263#define IEEE80211_STATMASK_SIGNAL (1<<0)
264#define IEEE80211_STATMASK_RSSI (1<<1)
265#define IEEE80211_STATMASK_NOISE (1<<2)
266#define IEEE80211_STATMASK_RATE (1<<3)
267#define IEEE80211_STATMASK_WEMASK 0x7
268
269
270#define IEEE80211_CCK_MODULATION (1<<0)
271#define IEEE80211_OFDM_MODULATION (1<<1)
272
273#define IEEE80211_24GHZ_BAND (1<<0)
274#define IEEE80211_52GHZ_BAND (1<<1)
275
276#define IEEE80211_CCK_RATE_LEN 4
277#define IEEE80211_CCK_RATE_1MB 0x02
278#define IEEE80211_CCK_RATE_2MB 0x04
279#define IEEE80211_CCK_RATE_5MB 0x0B
280#define IEEE80211_CCK_RATE_11MB 0x16
281#define IEEE80211_OFDM_RATE_LEN 8
282#define IEEE80211_OFDM_RATE_6MB 0x0C
283#define IEEE80211_OFDM_RATE_9MB 0x12
284#define IEEE80211_OFDM_RATE_12MB 0x18
285#define IEEE80211_OFDM_RATE_18MB 0x24
286#define IEEE80211_OFDM_RATE_24MB 0x30
287#define IEEE80211_OFDM_RATE_36MB 0x48
288#define IEEE80211_OFDM_RATE_48MB 0x60
289#define IEEE80211_OFDM_RATE_54MB 0x6C
290#define IEEE80211_BASIC_RATE_MASK 0x80
291
292#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
293#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
294#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
295#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
296#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
297#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
298#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
299#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
300#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
301#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
302#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
303#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
304
305#define IEEE80211_CCK_RATES_MASK 0x0000000F
306#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
307 IEEE80211_CCK_RATE_2MB_MASK)
308#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
309 IEEE80211_CCK_RATE_5MB_MASK | \
310 IEEE80211_CCK_RATE_11MB_MASK)
311
312#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
313#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
314 IEEE80211_OFDM_RATE_12MB_MASK | \
315 IEEE80211_OFDM_RATE_24MB_MASK)
316#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
317 IEEE80211_OFDM_RATE_9MB_MASK | \
318 IEEE80211_OFDM_RATE_18MB_MASK | \
319 IEEE80211_OFDM_RATE_36MB_MASK | \
320 IEEE80211_OFDM_RATE_48MB_MASK | \
321 IEEE80211_OFDM_RATE_54MB_MASK)
322#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
323 IEEE80211_CCK_DEFAULT_RATES_MASK)
324
325#define IEEE80211_NUM_OFDM_RATES 8
326#define IEEE80211_NUM_CCK_RATES 4
327#define IEEE80211_OFDM_SHIFT_MASK_A 4
328
bea385ac
BZ		 329/* this is stolen and modified from the madwifi driver*/
330#define IEEE80211_FC0_TYPE_MASK 0x0c
331#define IEEE80211_FC0_TYPE_DATA 0x08
332#define IEEE80211_FC0_SUBTYPE_MASK 0xB0
333#define IEEE80211_FC0_SUBTYPE_QOS 0x80
c8d86be3 334
bea385ac
BZ		 335#define IEEE80211_QOS_HAS_SEQ(fc) \
336 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
337 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
c8d86be3 338
bea385ac
BZ		 339/* this is stolen from ipw2200 driver */
340#define IEEE_IBSS_MAC_HASH_SIZE 31
341struct ieee_ibss_seq {
342 u8 mac[ETH_ALEN];
343 u16 seq_num[17];
344 u16 frag_num[17];
345 unsigned long packet_time[17];
346 struct list_head list;
347};
c8d86be3
GKH		 348
349/* NOTE: This data is for statistical purposes; not all hardware provides this
350 * information for frames received. Not setting these will not cause
351 * any adverse affects. */
352struct ieee80211_rx_stats {
353 u32 mac_time[2];
354 u8 signalstrength;
355 s8 rssi;
356 u8 signal;
357 u8 noise;
358 u16 rate; /* in 100 kbps */
359 u8 received_channel;
360 u8 control;
361 u8 mask;
362 u8 freq;
363 u16 len;
364 u8 nic_type;
365};
366
367/* IEEE 802.11 requires that STA supports concurrent reception of at least
368 * three fragmented frames. This define can be increased to support more
369 * concurrent frames, but it should be noted that each entry can consume about
370 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
371#define IEEE80211_FRAG_CACHE_LEN 4
372
373struct ieee80211_frag_entry {
374 unsigned long first_frag_time;
375 unsigned int seq;
376 unsigned int last_frag;
377 struct sk_buff *skb;
378 u8 src_addr[ETH_ALEN];
379 u8 dst_addr[ETH_ALEN];
380};
381
382struct ieee80211_stats {
383 unsigned int tx_unicast_frames;
384 unsigned int tx_multicast_frames;
385 unsigned int tx_fragments;
386 unsigned int tx_unicast_octets;
387 unsigned int tx_multicast_octets;
388 unsigned int tx_deferred_transmissions;
389 unsigned int tx_single_retry_frames;
390 unsigned int tx_multiple_retry_frames;
391 unsigned int tx_retry_limit_exceeded;
392 unsigned int tx_discards;
393 unsigned int rx_unicast_frames;
394 unsigned int rx_multicast_frames;
395 unsigned int rx_fragments;
396 unsigned int rx_unicast_octets;
397 unsigned int rx_multicast_octets;
398 unsigned int rx_fcs_errors;
399 unsigned int rx_discards_no_buffer;
400 unsigned int tx_discards_wrong_sa;
401 unsigned int rx_discards_undecryptable;
402 unsigned int rx_message_in_msg_fragments;
403 unsigned int rx_message_in_bad_msg_fragments;
404};
405
c8d86be3
GKH		 406struct ieee80211_device;
407
408#include "ieee80211_crypt.h"
409
410#define SEC_KEY_1 (1<<0)
411#define SEC_KEY_2 (1<<1)
412#define SEC_KEY_3 (1<<2)
413#define SEC_KEY_4 (1<<3)
414#define SEC_ACTIVE_KEY (1<<4)
415#define SEC_AUTH_MODE (1<<5)
416#define SEC_UNICAST_GROUP (1<<6)
417#define SEC_LEVEL (1<<7)
418#define SEC_ENABLED (1<<8)
419
420#define SEC_LEVEL_0 0 /* None */
421#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
422#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
423#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
424#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
425
426#define WEP_KEYS 4
427#define WEP_KEY_LEN 13
428
429#define WEP_KEY_LEN_MODIF 32
430
431struct ieee80211_security {
432 u16 active_key:2,
433 enabled:1,
434 auth_mode:2,
435 auth_algo:4,
436 unicast_uses_group:1;
437 u8 key_sizes[WEP_KEYS];
438 u8 keys[WEP_KEYS][WEP_KEY_LEN_MODIF];
439 u8 level;
440 u16 flags;
441} __attribute__ ((packed));
442
443
444/*
445
446 802.11 data frame from AP
447
448 ,-------------------------------------------------------------------.
449Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
450 |------|------|---------|---------|---------|------|---------|------|
451Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
452 | | tion | (BSSID) | | | ence | data | |
453 `-------------------------------------------------------------------'
454
455Total: 28-2340 bytes
456
457*/
458
c8d86be3 459/* Management Frame Information Element Types */
e1b19da1
BZ		 460enum {
461 MFIE_TYPE_SSID = 0,
462 MFIE_TYPE_RATES = 1,
463 MFIE_TYPE_FH_SET = 2,
464 MFIE_TYPE_DS_SET = 3,
465 MFIE_TYPE_CF_SET = 4,
466 MFIE_TYPE_TIM = 5,
467 MFIE_TYPE_IBSS_SET = 6,
468 MFIE_TYPE_COUNTRY = 7,
469 MFIE_TYPE_CHALLENGE = 16,
470 MFIE_TYPE_ERP = 42,
471 MFIE_TYPE_RSN = 48,
472 MFIE_TYPE_RATES_EX = 50,
473 MFIE_TYPE_GENERIC = 221,
474};
c8d86be3 475
bea385ac
BZ		 476struct ieee80211_header_data {
477 u16 frame_ctl;
478 u16 duration_id;
479 u8 addr1[6];
480 u8 addr2[6];
481 u8 addr3[6];
482 u16 seq_ctrl;
483};
484
485struct ieee80211_hdr_3addr {
486 u16 frame_ctl;
487 u16 duration_id;
488 u8 addr1[ETH_ALEN];
489 u8 addr2[ETH_ALEN];
490 u8 addr3[ETH_ALEN];
491 u16 seq_ctl;
492} __attribute__ ((packed));
493
494struct ieee80211_hdr_4addr {
495 u16 frame_ctl;
496 u16 duration_id;
497 u8 addr1[ETH_ALEN];
498 u8 addr2[ETH_ALEN];
499 u8 addr3[ETH_ALEN];
500 u16 seq_ctl;
501 u8 addr4[ETH_ALEN];
502} __attribute__ ((packed));
503
504struct ieee80211_hdr_3addrqos {
505 u16 frame_ctl;
506 u16 duration_id;
507 u8 addr1[ETH_ALEN];
508 u8 addr2[ETH_ALEN];
509 u8 addr3[ETH_ALEN];
510 u16 seq_ctl;
511 u16 qos_ctl;
512} __attribute__ ((packed));
513
514struct ieee80211_hdr_4addrqos {
515 u16 frame_ctl;
516 u16 duration_id;
517 u8 addr1[ETH_ALEN];
518 u8 addr2[ETH_ALEN];
519 u8 addr3[ETH_ALEN];
520 u16 seq_ctl;
521 u8 addr4[ETH_ALEN];
522 u16 qos_ctl;
523} __attribute__ ((packed));
c8d86be3
GKH		 524
525struct ieee80211_info_element_hdr {
526 u8 id;
527 u8 len;
528} __attribute__ ((packed));
529
530struct ieee80211_info_element {
531 u8 id;
532 u8 len;
533 u8 data[0];
534} __attribute__ ((packed));
535
c8d86be3
GKH		 536struct ieee80211_authentication {
537 struct ieee80211_header_data header;
538 u16 algorithm;
539 u16 transaction;
540 u16 status;
541 //struct ieee80211_info_element_hdr info_element;
542} __attribute__ ((packed));
543
bea385ac
BZ		 544struct ieee80211_disassoc_frame {
545 struct ieee80211_hdr_3addr header;
546 u16 reasoncode;
547} __attribute__ ((packed));
548
549struct ieee80211_probe_request {
550 struct ieee80211_header_data header;
551 /* struct ieee80211_info_element info_element; */
552} __attribute__ ((packed));
c8d86be3
GKH		 553
554struct ieee80211_probe_response {
555 struct ieee80211_header_data header;
556 u32 time_stamp[2];
557 u16 beacon_interval;
558 u16 capability;
559 struct ieee80211_info_element info_element;
560} __attribute__ ((packed));
561
c8d86be3
GKH		 562struct ieee80211_assoc_request_frame {
563 struct ieee80211_hdr_3addr header;
564 u16 capability;
565 u16 listen_interval;
566 //u8 current_ap[ETH_ALEN];
567 struct ieee80211_info_element_hdr info_element;
568} __attribute__ ((packed));
569
570struct ieee80211_assoc_response_frame {
571 struct ieee80211_hdr_3addr header;
572 u16 capability;
573 u16 status;
574 u16 aid;
575 struct ieee80211_info_element info_element; /* supported rates */
576} __attribute__ ((packed));
577
c8d86be3
GKH		 578struct ieee80211_txb {
579 u8 nr_frags;
580 u8 encrypted;
581 u16 reserved;
582 u16 frag_size;
583 u16 payload_size;
584 struct sk_buff *fragments[0];
585};
586
bea385ac
BZ		 587/* SWEEP TABLE ENTRIES NUMBER */
588#define MAX_SWEEP_TAB_ENTRIES 42
589#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
590
591/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
592 * only use 8, and then use extended rates for the remaining supported
593 * rates. Other APs, however, stick all of their supported rates on the
594 * main rates information element... */
595#define MAX_RATES_LENGTH ((u8)12)
596#define MAX_RATES_EX_LENGTH ((u8)16)
597
598#define MAX_NETWORK_COUNT 128
599
600#define MAX_CHANNEL_NUMBER 165
601
602#define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
603#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
604
605#define CRC_LENGTH 4U
606
607#define MAX_WPA_IE_LEN 64
608
609#define NETWORK_EMPTY_ESSID (1 << 0)
610#define NETWORK_HAS_OFDM (1 << 1)
611#define NETWORK_HAS_CCK (1 << 2)
612
c8d86be3
GKH		 613struct ieee80211_wmm_ac_param {
614 u8 ac_aci_acm_aifsn;
615 u8 ac_ecwmin_ecwmax;
616 u16 ac_txop_limit;
617};
618
619struct ieee80211_wmm_ts_info {
620 u8 ac_dir_tid;
621 u8 ac_up_psb;
622 u8 reserved;
623} __attribute__ ((packed));
624
625struct ieee80211_wmm_tspec_elem {
626 struct ieee80211_wmm_ts_info ts_info;
627 u16 norm_msdu_size;
628 u16 max_msdu_size;
629 u32 min_serv_inter;
630 u32 max_serv_inter;
631 u32 inact_inter;
632 u32 suspen_inter;
633 u32 serv_start_time;
634 u32 min_data_rate;
635 u32 mean_data_rate;
636 u32 peak_data_rate;
637 u32 max_burst_size;
638 u32 delay_bound;
639 u32 min_phy_rate;
640 u16 surp_band_allow;
641 u16 medium_time;
642}__attribute__((packed));
643
bea385ac
BZ		 644enum eap_type {
645 EAP_PACKET = 0,
646 EAPOL_START,
647 EAPOL_LOGOFF,
648 EAPOL_KEY,
649 EAPOL_ENCAP_ASF_ALERT
650};
651
652static const char *eap_types[] = {
653 [EAP_PACKET] = "EAP-Packet",
654 [EAPOL_START] = "EAPOL-Start",
655 [EAPOL_LOGOFF] = "EAPOL-Logoff",
656 [EAPOL_KEY] = "EAPOL-Key",
657 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
658};
659
660static inline const char *eap_get_type(int type)
661{
662 return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
663}
664
665struct eapol {
666 u8 snap[6];
667 u16 ethertype;
668 u8 version;
669 u8 type;
670 u16 length;
671} __attribute__ ((packed));
672
673struct ieee80211_softmac_stats {
674 unsigned int rx_ass_ok;
675 unsigned int rx_ass_err;
676 unsigned int rx_probe_rq;
677 unsigned int tx_probe_rs;
678 unsigned int tx_beacons;
679 unsigned int rx_auth_rq;
680 unsigned int rx_auth_rs_ok;
681 unsigned int rx_auth_rs_err;
682 unsigned int tx_auth_rq;
683 unsigned int no_auth_rs;
684 unsigned int no_ass_rs;
685 unsigned int tx_ass_rq;
686 unsigned int rx_ass_rq;
687 unsigned int tx_probe_rq;
688 unsigned int reassoc;
689 unsigned int swtxstop;
690 unsigned int swtxawake;
691};
692
693#define BEACON_PROBE_SSID_ID_POSITION 12
694
695/*
696 * These are the data types that can make up management packets
697 *
698 u16 auth_algorithm;
699 u16 auth_sequence;
700 u16 beacon_interval;
701 u16 capability;
702 u8 current_ap[ETH_ALEN];
703 u16 listen_interval;
704 struct {
705 u16 association_id:14, reserved:2;
706 } __attribute__ ((packed));
707 u32 time_stamp[2];
708 u16 reason;
709 u16 status;
710*/
711
712#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
713#define IEEE80211_DEFAULT_BASIC_RATE 10
714
c8d86be3
GKH		 715enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
716#define MAX_SP_Len (WMM_all_frame << 4)
717#define IEEE80211_QOS_TID 0x0f
718#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
719
c8d86be3
GKH		 720#define MAX_IE_LEN 0xFF //+YJ,080625
721
722typedef struct _CHANNEL_LIST{
723 u8 Channel[MAX_CHANNEL_NUMBER + 1];
724 u8 Len;
725}CHANNEL_LIST, *PCHANNEL_LIST;
726
c8d86be3
GKH		 727//by amy for ps
728#define IEEE80211_WATCH_DOG_TIME 2000
729//by amy for ps
730//by amy for antenna
731#define ANTENNA_DIVERSITY_TIMER_PERIOD 1000 // 1000 m
732//by amy for antenna
c8d86be3
GKH		 733
734#define IEEE80211_DTIM_MBCAST 4
735#define IEEE80211_DTIM_UCAST 2
736#define IEEE80211_DTIM_VALID 1
737#define IEEE80211_DTIM_INVALID 0
738
739#define IEEE80211_PS_DISABLED 0
740#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
741#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
742#define IEEE80211_PS_ENABLE IEEE80211_DTIM_VALID
743//added by David for QoS 2006/6/30
744//#define WMM_Hang_8187
745#ifdef WMM_Hang_8187
746#undef WMM_Hang_8187
747#endif
748
749#define WME_AC_BE 0x00
750#define WME_AC_BK 0x01
751#define WME_AC_VI 0x02
752#define WME_AC_VO 0x03
753#define WME_ACI_MASK 0x03
754#define WME_AIFSN_MASK 0x03
755#define WME_AC_PRAM_LEN 16
756
757//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
758//#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
759#define UP2AC(up) ( \
760 ((up) < 1) ? WME_AC_BE : \
761 ((up) < 3) ? WME_AC_BK : \
762 ((up) < 4) ? WME_AC_BE : \
763 ((up) < 6) ? WME_AC_VI : \
764 WME_AC_VO)
765//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
766#define AC2UP(_ac) ( \
767 ((_ac) == WME_AC_VO) ? 6 : \
768 ((_ac) == WME_AC_VI) ? 5 : \
769 ((_ac) == WME_AC_BK) ? 1 : \
770 0)
771
772#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
773struct ether_header {
774 u8 ether_dhost[ETHER_ADDR_LEN];
775 u8 ether_shost[ETHER_ADDR_LEN];
776 u16 ether_type;
777} __attribute__((packed));
778
779#ifndef ETHERTYPE_PAE
780#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
781#endif
782#ifndef ETHERTYPE_IP
783#define ETHERTYPE_IP 0x0800 /* IP protocol */
784#endif
785
786struct ieee80211_network {
787 /* These entries are used to identify a unique network */
788 u8 bssid[ETH_ALEN];
789 u8 channel;
790 /* Ensure null-terminated for any debug msgs */
791 u8 ssid[IW_ESSID_MAX_SIZE + 1];
792 u8 ssid_len;
793
794 /* These are network statistics */
795 struct ieee80211_rx_stats stats;
796 u16 capability;
797 u8 rates[MAX_RATES_LENGTH];
798 u8 rates_len;
799 u8 rates_ex[MAX_RATES_EX_LENGTH];
800 u8 rates_ex_len;
801 unsigned long last_scanned;
802 u8 mode;
803 u8 flags;
804 u32 last_associate;
805 u32 time_stamp[2];
806 u16 beacon_interval;
807 u16 listen_interval;
808 u16 atim_window;
809 u8 wpa_ie[MAX_WPA_IE_LEN];
810 size_t wpa_ie_len;
811 u8 rsn_ie[MAX_WPA_IE_LEN];
812 size_t rsn_ie_len;
813 u8 dtim_period;
814 u8 dtim_data;
815 u32 last_dtim_sta_time[2];
816 struct list_head list;
817 //appeded for QoS
818 u8 wmm_info;
819 struct ieee80211_wmm_ac_param wmm_param[4];
820 u8 QoS_Enable;
821 u8 SignalStrength;
822//by amy 080312
823 u8 HighestOperaRate;
824//by amy 080312
c8d86be3 825 u8 Turbo_Enable;//enable turbo mode, added by thomas
c8d86be3
GKH		 826 u16 CountryIeLen;
827 u8 CountryIeBuf[MAX_IE_LEN];
c8d86be3
GKH		 828};
829
830enum ieee80211_state {
831
832 /* the card is not linked at all */
833 IEEE80211_NOLINK = 0,
834
835 /* IEEE80211_ASSOCIATING* are for BSS client mode
836 * the driver shall not perform RX filtering unless
837 * the state is LINKED.
838 * The driver shall just check for the state LINKED and
839 * defaults to NOLINK for ALL the other states (including
840 * LINKED_SCANNING)
841 */
842
843 /* the association procedure will start (wq scheduling)*/
844 IEEE80211_ASSOCIATING,
845 IEEE80211_ASSOCIATING_RETRY,
846
847 /* the association procedure is sending AUTH request*/
848 IEEE80211_ASSOCIATING_AUTHENTICATING,
849
850 /* the association procedure has successfully authentcated
851 * and is sending association request
852 */
853 IEEE80211_ASSOCIATING_AUTHENTICATED,
854
855 /* the link is ok. the card associated to a BSS or linked
856 * to a ibss cell or acting as an AP and creating the bss
857 */
858 IEEE80211_LINKED,
859
860 /* same as LINKED, but the driver shall apply RX filter
861 * rules as we are in NO_LINK mode. As the card is still
862 * logically linked, but it is doing a syncro site survey
863 * then it will be back to LINKED state.
864 */
865 IEEE80211_LINKED_SCANNING,
866
867};
868
869#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
870#define DEFAULT_FTS 2346
c8d86be3 871
c8d86be3
GKH		 872#define CFG_IEEE80211_RESERVE_FCS (1<<0)
873#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
874
875typedef struct tx_pending_t{
876 int frag;
877 struct ieee80211_txb *txb;
878}tx_pending_t;
879
bea385ac
BZ		 880enum {
881 COUNTRY_CODE_FCC = 0,
882 COUNTRY_CODE_IC = 1,
883 COUNTRY_CODE_ETSI = 2,
884 COUNTRY_CODE_SPAIN = 3,
885 COUNTRY_CODE_FRANCE = 4,
886 COUNTRY_CODE_MKK = 5,
887 COUNTRY_CODE_MKK1 = 6,
888 COUNTRY_CODE_ISRAEL = 7,
889 COUNTRY_CODE_TELEC = 8,
890 COUNTRY_CODE_GLOBAL_DOMAIN = 9,
891 COUNTRY_CODE_WORLD_WIDE_13_INDEX = 10
892};
c8d86be3
GKH		 893
894struct ieee80211_device {
895 struct net_device *dev;
896
897 /* Bookkeeping structures */
898 struct net_device_stats stats;
899 struct ieee80211_stats ieee_stats;
900 struct ieee80211_softmac_stats softmac_stats;
901
902 /* Probe / Beacon management */
903 struct list_head network_free_list;
904 struct list_head network_list;
905 struct ieee80211_network *networks;
906 int scans;
907 int scan_age;
908
909 int iw_mode; /* operating mode (IW_MODE_*) */
910
911 spinlock_t lock;
912 spinlock_t wpax_suitlist_lock;
913
914 int tx_headroom; /* Set to size of any additional room needed at front
915 * of allocated Tx SKBs */
916 u32 config;
917
918 /* WEP and other encryption related settings at the device level */
919 int open_wep; /* Set to 1 to allow unencrypted frames */
920
921 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
922 * WEP key changes */
923
924 /* If the host performs {en,de}cryption, then set to 1 */
925 int host_encrypt;
926 int host_decrypt;
927 int ieee802_1x; /* is IEEE 802.1X used */
928
929 /* WPA data */
930 int wpa_enabled;
931 int drop_unencrypted;
932 int tkip_countermeasures;
933 int privacy_invoked;
934 size_t wpa_ie_len;
935 u8 *wpa_ie;
936
937 u8 ap_mac_addr[6];
938 u16 pairwise_key_type;
939 u16 broadcast_key_type;
940
941 struct list_head crypt_deinit_list;
942 struct ieee80211_crypt_data *crypt[WEP_KEYS];
943 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
944 struct timer_list crypt_deinit_timer;
945
946 int bcrx_sta_key; /* use individual keys to override default keys even
947 * with RX of broad/multicast frames */
948
949 /* Fragmentation structures */
950 // each streaming contain a entry
951 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
952 unsigned int frag_next_idx[17];
953 u16 fts; /* Fragmentation Threshold */
954
955 /* This stores infos for the current network.
956 * Either the network we are associated in INFRASTRUCTURE
957 * or the network that we are creating in MASTER mode.
958 * ad-hoc is a mixture ;-).
959 * Note that in infrastructure mode, even when not associated,
960 * fields bssid and essid may be valid (if wpa_set and essid_set
961 * are true) as thy carry the value set by the user via iwconfig
962 */
963 struct ieee80211_network current_network;
964
965
966 enum ieee80211_state state;
967
968 int short_slot;
969 int mode; /* A, B, G */
970 int modulation; /* CCK, OFDM */
971 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
972 int abg_true; /* ABG flag */
973
974 /* used for forcing the ibss workqueue to terminate
975 * without wait for the syncro scan to terminate
976 */
977 short sync_scan_hurryup;
978
c8d86be3
GKH		 979 void * pDot11dInfo;
980 bool bGlobalDomain;
981
982 // For Liteon Ch12~13 passive scan
983 u8 MinPassiveChnlNum;
984 u8 IbssStartChnl;
c8d86be3
GKH		 985
986 int rate; /* current rate */
987 int basic_rate;
988 //FIXME: pleace callback, see if redundant with softmac_features
989 short active_scan;
990
991 /* this contains flags for selectively enable softmac support */
992 u16 softmac_features;
993
994 /* if the sequence control field is not filled by HW */
995 u16 seq_ctrl[5];
996
997 /* association procedure transaction sequence number */
998 u16 associate_seq;
999
1000 /* AID for RTXed association responses */
1001 u16 assoc_id;
1002
1003 /* power save mode related*/
1004 short ps;
1005 short sta_sleep;
1006 int ps_timeout;
1007 struct tasklet_struct ps_task;
1008 u32 ps_th;
1009 u32 ps_tl;
1010
1011 short raw_tx;
1012 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1013 short queue_stop;
1014 short scanning;
1015 short proto_started;
1016
1017 struct semaphore wx_sem;
1018 struct semaphore scan_sem;
1019
1020 spinlock_t mgmt_tx_lock;
1021 spinlock_t beacon_lock;
1022
1023 short beacon_txing;
1024
1025 short wap_set;
1026 short ssid_set;
1027
1028 u8 wpax_type_set; //{added by David, 2006.9.28}
1029 u32 wpax_type_notify; //{added by David, 2006.9.26}
1030
1031 /* QoS related flag */
1032 char init_wmmparam_flag;
1033
1034 /* for discarding duplicated packets in IBSS */
1035 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1036
1037 /* for discarding duplicated packets in BSS */
1038 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1039 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1040 unsigned long last_packet_time[17];
1041
1042 /* for PS mode */
1043 unsigned long last_rx_ps_time;
1044
1045 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1046 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1047 int mgmt_queue_head;
1048 int mgmt_queue_tail;
1049
1050
1051 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1052 struct tx_pending_t tx_pending;
1053
1054 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1055 struct timer_list associate_timer;
1056
1057 /* used if IEEE_SOFTMAC_BEACONS is set */
1058 struct timer_list beacon_timer;
1059
1060 struct work_struct associate_complete_wq;
1061// struct work_struct associate_retry_wq;
1062 struct work_struct associate_procedure_wq;
1063// struct work_struct softmac_scan_wq;
1064 struct work_struct wx_sync_scan_wq;
1065 struct work_struct wmm_param_update_wq;
1066 struct work_struct ps_request_tx_ack_wq;//for ps
1067// struct work_struct hw_wakeup_wq;
1068// struct work_struct hw_sleep_wq;
1069// struct work_struct watch_dog_wq;
1070 bool bInactivePs;
1071 bool actscanning;
1072 bool beinretry;
1073 u16 ListenInterval;
1074 unsigned long NumRxDataInPeriod; //YJ,add,080828
1075 unsigned long NumRxBcnInPeriod; //YJ,add,080828
1076 unsigned long NumRxOkTotal;
1077 unsigned long NumRxUnicast;//YJ,add,080828,for keep alive
1078 bool bHwRadioOff;
c8d86be3
GKH		 1079 struct delayed_work softmac_scan_wq;
1080 struct delayed_work associate_retry_wq;
1081 struct delayed_work hw_wakeup_wq;
1082 struct delayed_work hw_sleep_wq;//+by amy 080324
1083 struct delayed_work watch_dog_wq;
1084 struct delayed_work sw_antenna_wq;
1085 struct delayed_work start_ibss_wq;
1086//by amy for rate adaptive 080312
1087 struct delayed_work rate_adapter_wq;
1088//by amy for rate adaptive
1089 struct delayed_work hw_dig_wq;
1090 struct delayed_work tx_pw_wq;
1091
1092//Added for RF power on power off by lizhaoming 080512
1093 struct delayed_work GPIOChangeRFWorkItem;
c8d86be3 1094
c8d86be3
GKH		 1095 struct workqueue_struct *wq;
1096
1097 /* Callback functions */
1098 void (*set_security)(struct net_device *dev,
1099 struct ieee80211_security *sec);
1100
1101 /* Used to TX data frame by using txb structs.
1102 * this is not used if in the softmac_features
1103 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1104 */
1105 int (*hard_start_xmit)(struct ieee80211_txb *txb,
1106 struct net_device *dev);
1107
1108 int (*reset_port)(struct net_device *dev);
1109
1110 /* Softmac-generated frames (mamagement) are TXed via this
1111 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1112 * not set. As some cards may have different HW queues that
1113 * one might want to use for data and management frames
1114 * the option to have two callbacks might be useful.
1115 * This fucntion can't sleep.
1116 */
1117 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1118 struct net_device *dev);
1119
1120 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1121 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1122 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1123 * then also management frames are sent via this callback.
1124 * This function can't sleep.
1125 */
1126 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1127 struct net_device *dev,int rate);
1128
1129 /* stops the HW queue for DATA frames. Useful to avoid
1130 * waste time to TX data frame when we are reassociating
1131 * This function can sleep.
1132 */
1133 void (*data_hard_stop)(struct net_device *dev);
1134
1135 /* OK this is complementar to data_poll_hard_stop */
1136 void (*data_hard_resume)(struct net_device *dev);
1137
1138 /* ask to the driver to retune the radio .
1139 * This function can sleep. the driver should ensure
1140 * the radio has been swithced before return.
1141 */
1142 void (*set_chan)(struct net_device *dev,short ch);
1143
1144 /* These are not used if the ieee stack takes care of
1145 * scanning (IEEE_SOFTMAC_SCAN feature set).
1146 * In this case only the set_chan is used.
1147 *
1148 * The syncro version is similar to the start_scan but
1149 * does not return until all channels has been scanned.
1150 * this is called in user context and should sleep,
1151 * it is called in a work_queue when swithcing to ad-hoc mode
1152 * or in behalf of iwlist scan when the card is associated
1153 * and root user ask for a scan.
1154 * the fucntion stop_scan should stop both the syncro and
1155 * background scanning and can sleep.
1156 * The fucntion start_scan should initiate the background
1157 * scanning and can't sleep.
1158 */
1159 void (*scan_syncro)(struct net_device *dev);
1160 void (*start_scan)(struct net_device *dev);
1161 void (*stop_scan)(struct net_device *dev);
1162
1163 /* indicate the driver that the link state is changed
1164 * for example it may indicate the card is associated now.
1165 * Driver might be interested in this to apply RX filter
1166 * rules or simply light the LINK led
1167 */
1168 void (*link_change)(struct net_device *dev);
1169
1170 /* these two function indicates to the HW when to start
1171 * and stop to send beacons. This is used when the
1172 * IEEE_SOFTMAC_BEACONS is not set. For now the
1173 * stop_send_bacons is NOT guaranteed to be called only
1174 * after start_send_beacons.
1175 */
1176 void (*start_send_beacons) (struct net_device *dev);
1177 void (*stop_send_beacons) (struct net_device *dev);
1178
1179 /* power save mode related */
1180 void (*sta_wake_up) (struct net_device *dev);
1181 void (*ps_request_tx_ack) (struct net_device *dev);
1182 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1183 short (*ps_is_queue_empty) (struct net_device *dev);
1184
1185 /* QoS related */
1186 //void (*wmm_param_update) (struct net_device *dev, u8 *ac_param);
1187 //void (*wmm_param_update) (struct ieee80211_device *ieee);
1188
1189 /* This must be the last item so that it points to the data
1190 * allocated beyond this structure by alloc_ieee80211 */
1191 u8 priv[0];
1192};
1193
1194#define IEEE_A (1<<0)
1195#define IEEE_B (1<<1)
1196#define IEEE_G (1<<2)
1197#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1198
1199/* Generate a 802.11 header */
1200
1201/* Uses the channel change callback directly
1202 * instead of [start/stop] scan callbacks
1203 */
1204#define IEEE_SOFTMAC_SCAN (1<<2)
1205
1206/* Perform authentication and association handshake */
1207#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1208
1209/* Generate probe requests */
1210#define IEEE_SOFTMAC_PROBERQ (1<<4)
1211
1212/* Generate respones to probe requests */
1213#define IEEE_SOFTMAC_PROBERS (1<<5)
1214
1215/* The ieee802.11 stack will manages the netif queue
1216 * wake/stop for the driver, taking care of 802.11
1217 * fragmentation. See softmac.c for details. */
1218#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1219
1220/* Uses only the softmac_data_hard_start_xmit
1221 * even for TX management frames.
1222 */
1223#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1224
1225/* Generate beacons. The stack will enqueue beacons
1226 * to the card
1227 */
1228#define IEEE_SOFTMAC_BEACONS (1<<6)
1229
1230
1231
1232static inline void *ieee80211_priv(struct net_device *dev)
1233{
1234 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
1235}
1236
1237extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
1238{
1239 /* Single white space is for Linksys APs */
1240 if (essid_len == 1 && essid[0] == ' ')
1241 return 1;
1242
1243 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1244 while (essid_len) {
1245 essid_len--;
1246 if (essid[essid_len] != '\0')
1247 return 0;
1248 }
1249
1250 return 1;
1251}
1252
1253extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
1254{
1255 /*
1256 * It is possible for both access points and our device to support
1257 * combinations of modes, so as long as there is one valid combination
1258 * of ap/device supported modes, then return success
1259 *
1260 */
1261 if ((mode & IEEE_A) &&
1262 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1263 (ieee->freq_band & IEEE80211_52GHZ_BAND))
1264 return 1;
1265
1266 if ((mode & IEEE_G) &&
1267 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1268 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1269 return 1;
1270
1271 if ((mode & IEEE_B) &&
1272 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
1273 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1274 return 1;
1275
1276 return 0;
1277}
1278
1279extern inline int ieee80211_get_hdrlen(u16 fc)
1280{
1281 int hdrlen = 24;
1282
1283 switch (WLAN_FC_GET_TYPE(fc)) {
1284 case IEEE80211_FTYPE_DATA:
1285 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
1286 hdrlen = 30; /* Addr4 */
1287 if(IEEE80211_QOS_HAS_SEQ(fc))
1288 hdrlen += 2; /* QOS ctrl*/
1289 break;
1290 case IEEE80211_FTYPE_CTL:
1291 switch (WLAN_FC_GET_STYPE(fc)) {
1292 case IEEE80211_STYPE_CTS:
1293 case IEEE80211_STYPE_ACK:
1294 hdrlen = 10;
1295 break;
1296 default:
1297 hdrlen = 16;
1298 break;
1299 }
1300 break;
1301 }
1302
1303 return hdrlen;
1304}
1305
1306
1307
1308/* ieee80211.c */
1309extern void free_ieee80211(struct net_device *dev);
1310extern struct net_device *alloc_ieee80211(int sizeof_priv);
1311
1312extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
1313
1314/* ieee80211_tx.c */
1315
1316extern int ieee80211_encrypt_fragment(
1317 struct ieee80211_device *ieee,
1318 struct sk_buff *frag,
1319 int hdr_len);
1320
df574b8e 1321extern int ieee80211_rtl_xmit(struct sk_buff *skb,
c8d86be3
GKH		 1322 struct net_device *dev);
1323extern void ieee80211_txb_free(struct ieee80211_txb *);
1324
1325
1326/* ieee80211_rx.c */
df574b8e 1327extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
c8d86be3
GKH		 1328 struct ieee80211_rx_stats *rx_stats);
1329extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
0604384d 1330 struct ieee80211_hdr_4addr *header,
c8d86be3
GKH		 1331 struct ieee80211_rx_stats *stats);
1332
1333/* ieee80211_wx.c */
1334extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
1335 struct iw_request_info *info,
1336 union iwreq_data *wrqu, char *key);
1337extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
1338 struct iw_request_info *info,
1339 union iwreq_data *wrqu, char *key);
1340extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
1341 struct iw_request_info *info,
1342 union iwreq_data *wrqu, char *key);
1343extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
1344 struct iw_request_info *info,
1345 union iwreq_data* wrqu, char *extra);
1346int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
1347 struct iw_request_info *info,
1348 struct iw_param *data, char *extra);
1349int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
1350 struct iw_request_info *info,
1351 union iwreq_data *wrqu, char *extra);
1352
1353int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
1354/* ieee80211_softmac.c */
1355extern short ieee80211_is_54g(struct ieee80211_network net);
1356extern short ieee80211_is_shortslot(struct ieee80211_network net);
1357extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
1358 struct ieee80211_rx_stats *rx_stats, u16 type,
1359 u16 stype);
1360extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
1361
1362extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
1363extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
1364extern void ieee80211_start_bss(struct ieee80211_device *ieee);
1365extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
1366extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
1367extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
1368extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
1369extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
1370extern void ieee80211_disassociate(struct ieee80211_device *ieee);
1371extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
1372extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
1373extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
1374extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
1375extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
1376extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
1377extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
1378extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
df574b8e
GK		 1379extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
1380extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
c8d86be3
GKH		 1381extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
1382extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
1383extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
1384extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
1385extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1386extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
1387extern void SendDisassociation(struct ieee80211_device *ieee,u8* asSta,u8 asRsn);
df574b8e 1388extern void ieee80211_rtl_start_scan(struct ieee80211_device *ieee);
c8d86be3
GKH		 1389
1390//Add for RF power on power off by lizhaoming 080512
1391extern void SendDisassociation(struct ieee80211_device *ieee,
1392 u8* asSta,
1393 u8 asRsn);
1394
1395/* ieee80211_crypt_ccmp&tkip&wep.c */
1396extern void ieee80211_tkip_null(void);
1397extern void ieee80211_wep_null(void);
1398extern void ieee80211_ccmp_null(void);
1399/* ieee80211_softmac_wx.c */
1400
1401extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
1402 struct iw_request_info *info,
1403 union iwreq_data *wrqu, char *ext);
1404
1405extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
1406 struct iw_request_info *info,
1407 union iwreq_data *awrq,
1408 char *extra);
1409
1410extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
1411
1412extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
1413 struct iw_request_info *info,
1414 union iwreq_data *wrqu, char *extra);
1415
1416extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
1417 struct iw_request_info *info,
1418 union iwreq_data *wrqu, char *extra);
1419
1420extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1421 union iwreq_data *wrqu, char *b);
1422
1423extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
1424 union iwreq_data *wrqu, char *b);
1425
1426extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
1427 struct iw_request_info *a,
1428 union iwreq_data *wrqu, char *extra);
1429
1430extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1431 union iwreq_data *wrqu, char *b);
1432
1433extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1434 union iwreq_data *wrqu, char *b);
1435
1436extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1437 union iwreq_data *wrqu, char *b);
0370453f 1438
c8d86be3 1439extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
c8d86be3
GKH		 1440
1441extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
1442 struct iw_request_info *info,
1443 union iwreq_data *wrqu, char *extra);
1444
1445extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
1446 struct iw_request_info *info,
1447 union iwreq_data *wrqu, char *extra);
1448
1449extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
1450 struct iw_request_info *info,
1451 union iwreq_data *wrqu, char *extra);
1452
1453extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
1454 struct iw_request_info *info,
1455 union iwreq_data *wrqu, char *extra);
1456
1457extern void ieee80211_softmac_ips_scan_syncro(struct ieee80211_device *ieee);
1458
1459extern void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee, short pwr);
1460
1461extern const long ieee80211_wlan_frequencies[];
1462
1463extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1464{
1465 ieee->scans++;
1466}
1467
1468extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1469{
1470 return ieee->scans;
1471}
1472
1473static inline const char *escape_essid(const char *essid, u8 essid_len) {
1474 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
1475 const char *s = essid;
1476 char *d = escaped;
1477
1478 if (ieee80211_is_empty_essid(essid, essid_len)) {
1479 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
1480 return escaped;
1481 }
1482
1483 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
1484 while (essid_len--) {
1485 if (*s == '\0') {
1486 *d++ = '\\';
1487 *d++ = '0';
1488 s++;
1489 } else {
1490 *d++ = *s++;
1491 }
1492 }
1493 *d = '\0';
1494 return escaped;
1495}
1496#endif /* IEEE80211_H */
Linux 6.x block layer and io_uring tree(s)