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Merge branches 'amd-iommu/fixes' and 'dma-debug/fixes' into iommu/fixes
[linux-2.6-block.git] / drivers / staging / rtl8192su / ieee80211 / ieee80211.h
CommitLineData
5f53d8ca
JC		 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/module.h>
5f53d8ca 30#include <linux/jiffies.h>
5f53d8ca
JC		 31#include <linux/timer.h>
32#include <linux/sched.h>
33
34#include <linux/delay.h>
35#include <linux/wireless.h>
b4fcc8a2 36#include <linux/ieee80211.h>
5f53d8ca
JC		 37
38#include "rtl819x_HT.h"
39#include "rtl819x_BA.h"
40#include "rtl819x_TS.h"
41
5f53d8ca
JC		 42#define KEY_TYPE_NA 0x0
43#define KEY_TYPE_WEP40 0x1
44#define KEY_TYPE_TKIP 0x2
45#define KEY_TYPE_CCMP 0x4
46#define KEY_TYPE_WEP104 0x5
47
f59d0127
BZ		 48#define aSifsTime (((priv->ieee80211->current_network.mode == IEEE_A) || \
49 (priv->ieee80211->current_network.mode == IEEE_N_24G) || \
50 (priv->ieee80211->current_network.mode == IEEE_N_5G)) \
51 ? 16 : 10)
5f53d8ca
JC		 52
53#define MGMT_QUEUE_NUM 5
54
55#define IEEE_CMD_SET_WPA_PARAM 1
56#define IEEE_CMD_SET_WPA_IE 2
57#define IEEE_CMD_SET_ENCRYPTION 3
58#define IEEE_CMD_MLME 4
59
60#define IEEE_PARAM_WPA_ENABLED 1
61#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
62#define IEEE_PARAM_DROP_UNENCRYPTED 3
63#define IEEE_PARAM_PRIVACY_INVOKED 4
64#define IEEE_PARAM_AUTH_ALGS 5
65#define IEEE_PARAM_IEEE_802_1X 6
66//It should consistent with the driver_XXX.c
67// David, 2006.9.26
68#define IEEE_PARAM_WPAX_SELECT 7
69//Added for notify the encryption type selection
70// David, 2006.9.26
71#define IEEE_PROTO_WPA 1
72#define IEEE_PROTO_RSN 2
73//Added for notify the encryption type selection
74// David, 2006.9.26
75#define IEEE_WPAX_USEGROUP 0
76#define IEEE_WPAX_WEP40 1
77#define IEEE_WPAX_TKIP 2
78#define IEEE_WPAX_WRAP 3
79#define IEEE_WPAX_CCMP 4
80#define IEEE_WPAX_WEP104 5
81
82#define IEEE_KEY_MGMT_IEEE8021X 1
83#define IEEE_KEY_MGMT_PSK 2
84
85#define IEEE_MLME_STA_DEAUTH 1
86#define IEEE_MLME_STA_DISASSOC 2
87
88
89#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
90#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
91#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
92#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
93#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
94#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
95
96
97#define IEEE_CRYPT_ALG_NAME_LEN 16
98
99#define MAX_IE_LEN 0xff
100
5f53d8ca
JC		 101typedef struct ieee_param {
102 u32 cmd;
103 u8 sta_addr[ETH_ALEN];
104 union {
105 struct {
106 u8 name;
107 u32 value;
108 } wpa_param;
109 struct {
110 u32 len;
111 u8 reserved[32];
112 u8 data[0];
113 } wpa_ie;
114 struct{
115 int command;
116 int reason_code;
117 } mlme;
118 struct {
119 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
120 u8 set_tx;
121 u32 err;
122 u8 idx;
123 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
124 u16 key_len;
125 u8 key[0];
126 } crypt;
127 } u;
128}ieee_param;
129
5f53d8ca
JC		 130#define MSECS(t) msecs_to_jiffies(t)
131#define msleep_interruptible_rsl msleep_interruptible
5f53d8ca
JC		 132
133#define IEEE80211_DATA_LEN 2304
134/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
135 6.2.1.1.2.
136
137 The figure in section 7.1.2 suggests a body size of up to 2312
138 bytes is allowed, which is a bit confusing, I suspect this
139 represents the 2304 bytes of real data, plus a possible 8 bytes of
140 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
141#define IEEE80211_1ADDR_LEN 10
142#define IEEE80211_2ADDR_LEN 16
143#define IEEE80211_3ADDR_LEN 24
144#define IEEE80211_4ADDR_LEN 30
145#define IEEE80211_FCS_LEN 4
f59d0127 146#define IEEE80211_HLEN IEEE80211_4ADDR_LEN
5f53d8ca
JC		 147#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
148#define IEEE80211_MGMT_HDR_LEN 24
149#define IEEE80211_DATA_HDR3_LEN 24
150#define IEEE80211_DATA_HDR4_LEN 30
151
152#define MIN_FRAG_THRESHOLD 256U
153#define MAX_FRAG_THRESHOLD 2346U
154
155
156/* Frame control field constants */
5f53d8ca 157#define IEEE80211_FCTL_FRAMETYPE 0x00fc
5f53d8ca 158#define IEEE80211_FCTL_DSTODS 0x0300 //added by david
5f53d8ca 159#define IEEE80211_FCTL_WEP 0x4000
5f53d8ca
JC		 160
161/* management */
5f53d8ca
JC		 162#define IEEE80211_STYPE_MANAGE_ACT 0x00D0
163
164/* control */
5f53d8ca
JC		 165#define IEEE80211_STYPE_BLOCKACK 0x0094
166
5f53d8ca
JC		 167/* QOS control */
168#define IEEE80211_QCTL_TID 0x000F
169
5f53d8ca
JC		 170/* debug macros */
171#define CONFIG_IEEE80211_DEBUG
172#ifdef CONFIG_IEEE80211_DEBUG
173extern u32 ieee80211_debug_level;
174#define IEEE80211_DEBUG(level, fmt, args...) \
f59d0127
BZ		 175 do { \
176 if (ieee80211_debug_level & (level)) \
177 printk(KERN_DEBUG "ieee80211: " fmt, ## args); \
178 } while (0)
179#define IEEE80211_DEBUG_DATA(level, data, datalen) \
180 do { \
181 if ((ieee80211_debug_level & (level)) == (level)) { \
182 u8 *pdata = (u8 *)data; \
183 int i; \
184 printk(KERN_DEBUG "ieee80211: %s()\n", __func__); \
185 for (i = 0; i < (int)(datalen); i++) { \
186 printk("%2x ", pdata[i]); \
187 if ((i + 1) % 16 == 0) \
188 printk("\n"); \
189 } \
190 printk("\n"); \
191 } \
5f53d8ca
JC		 192 } while (0)
193#else
194#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
195#define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
196#endif /* CONFIG_IEEE80211_DEBUG */
197
5f53d8ca 198#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
f59d0127
BZ		 199#define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], \
200 ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
5f53d8ca
JC		 201
202/*
203 * To use the debug system;
204 *
205 * If you are defining a new debug classification, simply add it to the #define
206 * list here in the form of:
207 *
208 * #define IEEE80211_DL_xxxx VALUE
209 *
210 * shifting value to the left one bit from the previous entry. xxxx should be
211 * the name of the classification (for example, WEP)
212 *
213 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
214 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
215 * to send output to that classification.
216 *
217 * To add your debug level to the list of levels seen when you perform
218 *
219 * % cat /proc/net/ipw/debug_level
220 *
221 * you simply need to add your entry to the ipw_debug_levels array.
222 *
223 * If you do not see debug_level in /proc/net/ipw then you do not have
224 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
225 *
226 */
227
228#define IEEE80211_DL_INFO (1<<0)
229#define IEEE80211_DL_WX (1<<1)
230#define IEEE80211_DL_SCAN (1<<2)
231#define IEEE80211_DL_STATE (1<<3)
232#define IEEE80211_DL_MGMT (1<<4)
233#define IEEE80211_DL_FRAG (1<<5)
234#define IEEE80211_DL_EAP (1<<6)
235#define IEEE80211_DL_DROP (1<<7)
236
237#define IEEE80211_DL_TX (1<<8)
238#define IEEE80211_DL_RX (1<<9)
239
f59d0127
BZ		 240#define IEEE80211_DL_HT (1 << 10)
241#define IEEE80211_DL_BA (1 << 11)
242#define IEEE80211_DL_TS (1 << 12)
243#define IEEE80211_DL_QOS (1 << 13)
244#define IEEE80211_DL_REORDER (1 << 14)
245#define IEEE80211_DL_IOT (1 << 15)
246#define IEEE80211_DL_IPS (1 << 16)
247#define IEEE80211_DL_TRACE (1 << 29)
248#define IEEE80211_DL_DATA (1 << 30)
249#define IEEE80211_DL_ERR (1 << 31)
250
5f53d8ca
JC		 251#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
252#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
253#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
254
255#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
256#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
257#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
258#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
259#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
260#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
261#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
262#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
263#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
264#define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
265
5f53d8ca
JC		 266#include <linux/netdevice.h>
267#include <linux/if_arp.h> /* ARPHRD_ETHER */
268
269#ifndef WIRELESS_SPY
270#define WIRELESS_SPY // enable iwspy support
271#endif
272#include <net/iw_handler.h> // new driver API
273
274#ifndef ETH_P_PAE
275#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
276#endif /* ETH_P_PAE */
277
278#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
279
280#ifndef ETH_P_80211_RAW
281#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
282#endif
283
284/* IEEE 802.11 defines */
285
286#define P80211_OUI_LEN 3
287
288struct ieee80211_snap_hdr {
289
290 u8 dsap; /* always 0xAA */
291 u8 ssap; /* always 0xAA */
292 u8 ctrl; /* always 0x03 */
293 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
294
295} __attribute__ ((packed));
296
297#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
298
299#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
300#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
301#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
302
303#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
304#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
305#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
306
b4fcc8a2 307#define RTL_WLAN_AUTH_LEAP 2
5f53d8ca 308
5f53d8ca 309#define WLAN_CAPABILITY_BSS (1<<0)
5f53d8ca 310#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
5f53d8ca
JC		 311
312#define IEEE80211_STATMASK_SIGNAL (1<<0)
313#define IEEE80211_STATMASK_RSSI (1<<1)
314#define IEEE80211_STATMASK_NOISE (1<<2)
315#define IEEE80211_STATMASK_RATE (1<<3)
316#define IEEE80211_STATMASK_WEMASK 0x7
317
318#define IEEE80211_CCK_MODULATION (1<<0)
319#define IEEE80211_OFDM_MODULATION (1<<1)
320
321#define IEEE80211_24GHZ_BAND (1<<0)
322#define IEEE80211_52GHZ_BAND (1<<1)
323
324#define IEEE80211_CCK_RATE_LEN 4
325#define IEEE80211_CCK_RATE_1MB 0x02
326#define IEEE80211_CCK_RATE_2MB 0x04
327#define IEEE80211_CCK_RATE_5MB 0x0B
328#define IEEE80211_CCK_RATE_11MB 0x16
329#define IEEE80211_OFDM_RATE_LEN 8
330#define IEEE80211_OFDM_RATE_6MB 0x0C
331#define IEEE80211_OFDM_RATE_9MB 0x12
332#define IEEE80211_OFDM_RATE_12MB 0x18
333#define IEEE80211_OFDM_RATE_18MB 0x24
334#define IEEE80211_OFDM_RATE_24MB 0x30
335#define IEEE80211_OFDM_RATE_36MB 0x48
336#define IEEE80211_OFDM_RATE_48MB 0x60
337#define IEEE80211_OFDM_RATE_54MB 0x6C
338#define IEEE80211_BASIC_RATE_MASK 0x80
339
340#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
341#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
342#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
343#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
344#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
345#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
346#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
347#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
348#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
349#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
350#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
351#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
352
353#define IEEE80211_CCK_RATES_MASK 0x0000000F
354#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
355 IEEE80211_CCK_RATE_2MB_MASK)
356#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
357 IEEE80211_CCK_RATE_5MB_MASK | \
358 IEEE80211_CCK_RATE_11MB_MASK)
359
360#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
361#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
362 IEEE80211_OFDM_RATE_12MB_MASK | \
363 IEEE80211_OFDM_RATE_24MB_MASK)
364#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
365 IEEE80211_OFDM_RATE_9MB_MASK | \
366 IEEE80211_OFDM_RATE_18MB_MASK | \
367 IEEE80211_OFDM_RATE_36MB_MASK | \
368 IEEE80211_OFDM_RATE_48MB_MASK | \
369 IEEE80211_OFDM_RATE_54MB_MASK)
370#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
371 IEEE80211_CCK_DEFAULT_RATES_MASK)
372
373#define IEEE80211_NUM_OFDM_RATES 8
374#define IEEE80211_NUM_CCK_RATES 4
375#define IEEE80211_OFDM_SHIFT_MASK_A 4
376
377
378/* this is stolen and modified from the madwifi driver*/
379#define IEEE80211_FC0_TYPE_MASK 0x0c
380#define IEEE80211_FC0_TYPE_DATA 0x08
381#define IEEE80211_FC0_SUBTYPE_MASK 0xB0
382#define IEEE80211_FC0_SUBTYPE_QOS 0x80
383
384#define IEEE80211_QOS_HAS_SEQ(fc) \
385 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
386 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
387
388/* this is stolen from ipw2200 driver */
389#define IEEE_IBSS_MAC_HASH_SIZE 31
390struct ieee_ibss_seq {
391 u8 mac[ETH_ALEN];
392 u16 seq_num[17];
393 u16 frag_num[17];
394 unsigned long packet_time[17];
395 struct list_head list;
396};
397
398/* NOTE: This data is for statistical purposes; not all hardware provides this
399 * information for frames received. Not setting these will not cause
400 * any adverse affects. */
401struct ieee80211_rx_stats {
5f53d8ca
JC		 402 u32 mac_time[2];
403 s8 rssi;
404 u8 signal;
405 u8 noise;
406 u16 rate; /* in 100 kbps */
407 u8 received_channel;
408 u8 control;
409 u8 mask;
410 u8 freq;
411 u16 len;
412 u64 tsf;
413 u32 beacon_time;
414 u8 nic_type;
f59d0127 415
5f53d8ca 416 u16 Length;
f59d0127
BZ		 417 u8 SignalQuality; /* in 0-100 index */
418 /* real power in dBm for this packet, no beautification & aggregation */
419 s32 RecvSignalPower;
420 s8 RxPower; /* in dBm Translate from PWdB */
421 u8 SignalStrength; /* in 0-100 index */
5f53d8ca
JC		 422 u16 bHwError:1;
423 u16 bCRC:1;
424 u16 bICV:1;
425 u16 bShortPreamble:1;
f59d0127
BZ		 426 u16 Antenna:1; /* RTL8185 */
427 u16 Decrypted:1; /* RTL8185, RTL8187 */
428 u16 Wakeup:1; /* RTL8185 */
429 u16 Reserved0:1; /* RTL8185 */
5f53d8ca
JC		 430 u8 AGC;
431 u32 TimeStampLow;
432 u32 TimeStampHigh;
433 bool bShift;
f59d0127 434 bool bIsQosData;
5f53d8ca
JC		 435 u8 UserPriority;
436
f59d0127 437 /* < 11n or 8190 specific code */
5f53d8ca
JC		 438 u8 RxDrvInfoSize;
439 u8 RxBufShift;
440 bool bIsAMPDU;
441 bool bFirstMPDU;
442 bool bContainHTC;
443 bool RxIs40MHzPacket;
444 u32 RxPWDBAll;
f59d0127 445 u8 RxMIMOSignalStrength[4]; /* in 0~100 index */
5f53d8ca
JC		 446 s8 RxMIMOSignalQuality[2];
447 bool bPacketMatchBSSID;
448 bool bIsCCK;
449 bool bPacketToSelf;
5f53d8ca 450
f59d0127
BZ		 451 u8 *virtual_address;
452 /* total packet length: must equal to sum of all FragLength */
453 u16 packetlength;
454 /* FragLength should equal to PacketLength in non-fragment case */
455 u16 fraglength;
456 u16 fragoffset; /* data offset for this fragment */
457 u16 ntotalfrag;
458 bool bisrxaggrsubframe;
459 bool bPacketBeacon; /* for rssi */
460 bool bToSelfBA; /* for rssi */
461 char cck_adc_pwdb[4]; /* for rx path selection */
462 u16 Seq_Num;
463 u8 nTotalAggPkt; /* number of aggregated packets */
5f53d8ca
JC		 464};
465
466/* IEEE 802.11 requires that STA supports concurrent reception of at least
467 * three fragmented frames. This define can be increased to support more
468 * concurrent frames, but it should be noted that each entry can consume about
469 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
470#define IEEE80211_FRAG_CACHE_LEN 4
471
472struct ieee80211_frag_entry {
473 unsigned long first_frag_time;
474 unsigned int seq;
475 unsigned int last_frag;
476 struct sk_buff *skb;
477 u8 src_addr[ETH_ALEN];
478 u8 dst_addr[ETH_ALEN];
479};
480
481struct ieee80211_stats {
482 unsigned int tx_unicast_frames;
483 unsigned int tx_multicast_frames;
484 unsigned int tx_fragments;
485 unsigned int tx_unicast_octets;
486 unsigned int tx_multicast_octets;
487 unsigned int tx_deferred_transmissions;
488 unsigned int tx_single_retry_frames;
489 unsigned int tx_multiple_retry_frames;
490 unsigned int tx_retry_limit_exceeded;
491 unsigned int tx_discards;
492 unsigned int rx_unicast_frames;
493 unsigned int rx_multicast_frames;
494 unsigned int rx_fragments;
495 unsigned int rx_unicast_octets;
496 unsigned int rx_multicast_octets;
497 unsigned int rx_fcs_errors;
498 unsigned int rx_discards_no_buffer;
499 unsigned int tx_discards_wrong_sa;
500 unsigned int rx_discards_undecryptable;
501 unsigned int rx_message_in_msg_fragments;
502 unsigned int rx_message_in_bad_msg_fragments;
503};
504
505struct ieee80211_device;
506
507#include "ieee80211_crypt.h"
508
509#define SEC_KEY_1 (1<<0)
510#define SEC_KEY_2 (1<<1)
511#define SEC_KEY_3 (1<<2)
512#define SEC_KEY_4 (1<<3)
513#define SEC_ACTIVE_KEY (1<<4)
514#define SEC_AUTH_MODE (1<<5)
515#define SEC_UNICAST_GROUP (1<<6)
516#define SEC_LEVEL (1<<7)
517#define SEC_ENABLED (1<<8)
5f53d8ca
JC		 518
519#define SEC_LEVEL_0 0 /* None */
520#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
521#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
522#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
523#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
524
5f53d8ca
JC		 525#define WEP_KEYS 4
526#define WEP_KEY_LEN 13
527#define SCM_KEY_LEN 32
5f53d8ca
JC		 528
529struct ieee80211_security {
530 u16 active_key:2,
531 enabled:1,
532 auth_mode:2,
533 auth_algo:4,
534 unicast_uses_group:1,
535 encrypt:1;
536 u8 key_sizes[WEP_KEYS];
537 u8 keys[WEP_KEYS][SCM_KEY_LEN];
538 u8 level;
539 u16 flags;
540} __attribute__ ((packed));
541
542
543/*
544 802.11 data frame from AP
545 ,-------------------------------------------------------------------.
546Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
547 |------|------|---------|---------|---------|------|---------|------|
548Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
549 | | tion | (BSSID) | | | ence | data | |
550 `-------------------------------------------------------------------'
551Total: 28-2340 bytes
552*/
553
554/* Management Frame Information Element Types */
f59d0127 555enum {
5f53d8ca
JC		 556 MFIE_TYPE_SSID = 0,
557 MFIE_TYPE_RATES = 1,
558 MFIE_TYPE_FH_SET = 2,
559 MFIE_TYPE_DS_SET = 3,
560 MFIE_TYPE_CF_SET = 4,
561 MFIE_TYPE_TIM = 5,
562 MFIE_TYPE_IBSS_SET = 6,
563 MFIE_TYPE_COUNTRY = 7,
564 MFIE_TYPE_HOP_PARAMS = 8,
565 MFIE_TYPE_HOP_TABLE = 9,
566 MFIE_TYPE_REQUEST = 10,
567 MFIE_TYPE_CHALLENGE = 16,
568 MFIE_TYPE_POWER_CONSTRAINT = 32,
569 MFIE_TYPE_POWER_CAPABILITY = 33,
570 MFIE_TYPE_TPC_REQUEST = 34,
571 MFIE_TYPE_TPC_REPORT = 35,
572 MFIE_TYPE_SUPP_CHANNELS = 36,
573 MFIE_TYPE_CSA = 37,
574 MFIE_TYPE_MEASURE_REQUEST = 38,
575 MFIE_TYPE_MEASURE_REPORT = 39,
576 MFIE_TYPE_QUIET = 40,
577 MFIE_TYPE_IBSS_DFS = 41,
578 MFIE_TYPE_ERP = 42,
579 MFIE_TYPE_RSN = 48,
580 MFIE_TYPE_RATES_EX = 50,
581 MFIE_TYPE_HT_CAP= 45,
582 MFIE_TYPE_HT_INFO= 61,
583 MFIE_TYPE_AIRONET=133,
584 MFIE_TYPE_GENERIC = 221,
585 MFIE_TYPE_QOS_PARAMETER = 222,
586};
587
588/* Minimal header; can be used for passing 802.11 frames with sufficient
589 * information to determine what type of underlying data type is actually
590 * stored in the data. */
b4fcc8a2 591struct rtl_ieee80211_hdr {
5f53d8ca
JC		 592 __le16 frame_ctl;
593 __le16 duration_id;
594 u8 payload[0];
595} __attribute__ ((packed));
596
597struct ieee80211_hdr_1addr {
598 __le16 frame_ctl;
599 __le16 duration_id;
600 u8 addr1[ETH_ALEN];
601 u8 payload[0];
602} __attribute__ ((packed));
603
604struct ieee80211_hdr_2addr {
605 __le16 frame_ctl;
606 __le16 duration_id;
607 u8 addr1[ETH_ALEN];
608 u8 addr2[ETH_ALEN];
609 u8 payload[0];
610} __attribute__ ((packed));
611
612struct ieee80211_hdr_3addr {
613 __le16 frame_ctl;
614 __le16 duration_id;
615 u8 addr1[ETH_ALEN];
616 u8 addr2[ETH_ALEN];
617 u8 addr3[ETH_ALEN];
618 __le16 seq_ctl;
619 u8 payload[0];
620} __attribute__ ((packed));
621
622struct ieee80211_hdr_4addr {
623 __le16 frame_ctl;
624 __le16 duration_id;
625 u8 addr1[ETH_ALEN];
626 u8 addr2[ETH_ALEN];
627 u8 addr3[ETH_ALEN];
628 __le16 seq_ctl;
629 u8 addr4[ETH_ALEN];
630 u8 payload[0];
631} __attribute__ ((packed));
632
633struct ieee80211_hdr_3addrqos {
634 __le16 frame_ctl;
635 __le16 duration_id;
636 u8 addr1[ETH_ALEN];
637 u8 addr2[ETH_ALEN];
638 u8 addr3[ETH_ALEN];
639 __le16 seq_ctl;
640 u8 payload[0];
641 __le16 qos_ctl;
642} __attribute__ ((packed));
643
644struct ieee80211_hdr_4addrqos {
645 __le16 frame_ctl;
646 __le16 duration_id;
647 u8 addr1[ETH_ALEN];
648 u8 addr2[ETH_ALEN];
649 u8 addr3[ETH_ALEN];
650 __le16 seq_ctl;
651 u8 addr4[ETH_ALEN];
652 u8 payload[0];
653 __le16 qos_ctl;
654} __attribute__ ((packed));
655
656struct ieee80211_info_element {
657 u8 id;
658 u8 len;
659 u8 data[0];
660} __attribute__ ((packed));
661
662struct ieee80211_authentication {
663 struct ieee80211_hdr_3addr header;
664 __le16 algorithm;
665 __le16 transaction;
666 __le16 status;
f59d0127 667 /* challenge */
5f53d8ca
JC		 668 struct ieee80211_info_element info_element[0];
669} __attribute__ ((packed));
670
671struct ieee80211_disassoc {
672 struct ieee80211_hdr_3addr header;
673 __le16 reason;
674} __attribute__ ((packed));
675
676struct ieee80211_probe_request {
677 struct ieee80211_hdr_3addr header;
678 /* SSID, supported rates */
679 struct ieee80211_info_element info_element[0];
680} __attribute__ ((packed));
681
682struct ieee80211_probe_response {
683 struct ieee80211_hdr_3addr header;
684 u32 time_stamp[2];
685 __le16 beacon_interval;
686 __le16 capability;
687 /* SSID, supported rates, FH params, DS params,
688 * CF params, IBSS params, TIM (if beacon), RSN */
689 struct ieee80211_info_element info_element[0];
690} __attribute__ ((packed));
691
5f53d8ca
JC		 692struct ieee80211_assoc_request_frame {
693 struct ieee80211_hdr_3addr header;
694 __le16 capability;
695 __le16 listen_interval;
696 /* SSID, supported rates, RSN */
697 struct ieee80211_info_element info_element[0];
698} __attribute__ ((packed));
699
700struct ieee80211_reassoc_request_frame {
701 struct ieee80211_hdr_3addr header;
702 __le16 capability;
703 __le16 listen_interval;
704 u8 current_ap[ETH_ALEN];
705 /* SSID, supported rates, RSN */
706 struct ieee80211_info_element info_element[0];
707} __attribute__ ((packed));
708
709struct ieee80211_assoc_response_frame {
710 struct ieee80211_hdr_3addr header;
711 __le16 capability;
712 __le16 status;
713 __le16 aid;
714 struct ieee80211_info_element info_element[0]; /* supported rates */
715} __attribute__ ((packed));
716
717struct ieee80211_txb {
718 u8 nr_frags;
719 u8 encrypted;
720 u8 queue_index;
721 u8 rts_included;
722 u16 reserved;
723 __le16 frag_size;
724 __le16 payload_size;
725 struct sk_buff *fragments[0];
726};
727
5f53d8ca
JC		 728#define MAX_SUBFRAME_COUNT 64
729struct ieee80211_rxb {
730 u8 nr_subframes;
731 struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
732 u8 dst[ETH_ALEN];
733 u8 src[ETH_ALEN];
734}__attribute__((packed));
735
f59d0127 736/* SWEEP TABLE ENTRIES NUMBER */
5f53d8ca
JC		 737#define MAX_SWEEP_TAB_ENTRIES 42
738#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
739/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
740 * only use 8, and then use extended rates for the remaining supported
741 * rates. Other APs, however, stick all of their supported rates on the
742 * main rates information element... */
743#define MAX_RATES_LENGTH ((u8)12)
744#define MAX_RATES_EX_LENGTH ((u8)16)
745#define MAX_NETWORK_COUNT 128
746
747#define MAX_CHANNEL_NUMBER 161
f59d0127
BZ		 748
749#define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
5f53d8ca
JC		 750#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
751
752#define CRC_LENGTH 4U
753
754#define MAX_WPA_IE_LEN 64
755
f59d0127
BZ		 756#define NETWORK_EMPTY_ESSID (1 << 0)
757#define NETWORK_HAS_OFDM (1 << 1)
758#define NETWORK_HAS_CCK (1 << 2)
5f53d8ca
JC		 759
760/* QoS structure */
f59d0127
BZ		 761#define NETWORK_HAS_QOS_PARAMETERS (1 << 3)
762#define NETWORK_HAS_QOS_INFORMATION (1 << 4)
763#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
764 NETWORK_HAS_QOS_INFORMATION)
765
766#define NETWORK_HAS_ERP_VALUE (1 << 10)
5f53d8ca
JC		 767
768#define QOS_QUEUE_NUM 4
769#define QOS_OUI_LEN 3
770#define QOS_OUI_TYPE 2
771#define QOS_ELEMENT_ID 221
772#define QOS_OUI_INFO_SUB_TYPE 0
773#define QOS_OUI_PARAM_SUB_TYPE 1
774#define QOS_VERSION_1 1
775#define QOS_AIFSN_MIN_VALUE 2
f59d0127 776
5f53d8ca
JC		 777struct ieee80211_qos_information_element {
778 u8 elementID;
779 u8 length;
780 u8 qui[QOS_OUI_LEN];
781 u8 qui_type;
782 u8 qui_subtype;
783 u8 version;
784 u8 ac_info;
785} __attribute__ ((packed));
786
787struct ieee80211_qos_ac_parameter {
788 u8 aci_aifsn;
789 u8 ecw_min_max;
790 __le16 tx_op_limit;
791} __attribute__ ((packed));
792
793struct ieee80211_qos_parameter_info {
794 struct ieee80211_qos_information_element info_element;
795 u8 reserved;
796 struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
797} __attribute__ ((packed));
798
799struct ieee80211_qos_parameters {
800 __le16 cw_min[QOS_QUEUE_NUM];
801 __le16 cw_max[QOS_QUEUE_NUM];
802 u8 aifs[QOS_QUEUE_NUM];
803 u8 flag[QOS_QUEUE_NUM];
804 __le16 tx_op_limit[QOS_QUEUE_NUM];
805} __attribute__ ((packed));
806
807struct ieee80211_qos_data {
808 struct ieee80211_qos_parameters parameters;
809 int active;
810 int supported;
811 u8 param_count;
812 u8 old_param_count;
813};
814
815struct ieee80211_tim_parameters {
816 u8 tim_count;
817 u8 tim_period;
818} __attribute__ ((packed));
819
5f53d8ca
JC		 820struct ieee80211_wmm_ac_param {
821 u8 ac_aci_acm_aifsn;
822 u8 ac_ecwmin_ecwmax;
823 u16 ac_txop_limit;
824};
825
826struct ieee80211_wmm_ts_info {
827 u8 ac_dir_tid;
828 u8 ac_up_psb;
829 u8 reserved;
830} __attribute__ ((packed));
831
832struct ieee80211_wmm_tspec_elem {
833 struct ieee80211_wmm_ts_info ts_info;
834 u16 norm_msdu_size;
835 u16 max_msdu_size;
836 u32 min_serv_inter;
837 u32 max_serv_inter;
838 u32 inact_inter;
839 u32 suspen_inter;
840 u32 serv_start_time;
841 u32 min_data_rate;
842 u32 mean_data_rate;
843 u32 peak_data_rate;
844 u32 max_burst_size;
845 u32 delay_bound;
846 u32 min_phy_rate;
847 u16 surp_band_allow;
848 u16 medium_time;
849}__attribute__((packed));
f59d0127 850
5f53d8ca
JC		 851enum eap_type {
852 EAP_PACKET = 0,
853 EAPOL_START,
854 EAPOL_LOGOFF,
855 EAPOL_KEY,
856 EAPOL_ENCAP_ASF_ALERT
857};
858
859static const char *eap_types[] = {
860 [EAP_PACKET] = "EAP-Packet",
861 [EAPOL_START] = "EAPOL-Start",
862 [EAPOL_LOGOFF] = "EAPOL-Logoff",
863 [EAPOL_KEY] = "EAPOL-Key",
864 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
865};
866
867static inline const char *eap_get_type(int type)
868{
869 return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
870}
f59d0127 871
5f53d8ca
JC		 872struct eapol {
873 u8 snap[6];
874 u16 ethertype;
875 u8 version;
876 u8 type;
877 u16 length;
878} __attribute__ ((packed));
879
f59d0127 880struct ieee80211_softmac_stats {
5f53d8ca
JC		 881 unsigned int rx_ass_ok;
882 unsigned int rx_ass_err;
883 unsigned int rx_probe_rq;
884 unsigned int tx_probe_rs;
885 unsigned int tx_beacons;
886 unsigned int rx_auth_rq;
887 unsigned int rx_auth_rs_ok;
888 unsigned int rx_auth_rs_err;
889 unsigned int tx_auth_rq;
890 unsigned int no_auth_rs;
891 unsigned int no_ass_rs;
892 unsigned int tx_ass_rq;
893 unsigned int rx_ass_rq;
894 unsigned int tx_probe_rq;
895 unsigned int reassoc;
896 unsigned int swtxstop;
897 unsigned int swtxawake;
898 unsigned char CurrentShowTxate;
899 unsigned char last_packet_rate;
900 unsigned int txretrycount;
901};
902
903#define BEACON_PROBE_SSID_ID_POSITION 12
904
905struct ieee80211_info_element_hdr {
906 u8 id;
907 u8 len;
908} __attribute__ ((packed));
909
910/*
911 * These are the data types that can make up management packets
912 *
913 u16 auth_algorithm;
914 u16 auth_sequence;
915 u16 beacon_interval;
916 u16 capability;
917 u8 current_ap[ETH_ALEN];
918 u16 listen_interval;
919 struct {
920 u16 association_id:14, reserved:2;
921 } __attribute__ ((packed));
922 u32 time_stamp[2];
923 u16 reason;
924 u16 status;
925*/
926
927#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
f59d0127 928#define IEEE80211_DEFAULT_BASIC_RATE 2 /* 1Mbps */
5f53d8ca
JC		 929
930enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
931#define MAX_SP_Len (WMM_all_frame << 4)
932#define IEEE80211_QOS_TID 0x0f
933#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
934
935#define IEEE80211_DTIM_MBCAST 4
936#define IEEE80211_DTIM_UCAST 2
937#define IEEE80211_DTIM_VALID 1
938#define IEEE80211_DTIM_INVALID 0
939
940#define IEEE80211_PS_DISABLED 0
941#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
942#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
943
944//added by David for QoS 2006/6/30
945//#define WMM_Hang_8187
946#ifdef WMM_Hang_8187
947#undef WMM_Hang_8187
948#endif
949
950#define WME_AC_BK 0x00
951#define WME_AC_BE 0x01
952#define WME_AC_VI 0x02
953#define WME_AC_VO 0x03
954#define WME_ACI_MASK 0x03
955#define WME_AIFSN_MASK 0x03
956#define WME_AC_PRAM_LEN 16
957
5f53d8ca
JC		 958//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
959//#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
5f53d8ca
JC		 960#define UP2AC(up) ( \
961 ((up) < 1) ? WME_AC_BE : \
962 ((up) < 3) ? WME_AC_BK : \
963 ((up) < 4) ? WME_AC_BE : \
964 ((up) < 6) ? WME_AC_VI : \
965 WME_AC_VO)
f59d0127 966
5f53d8ca
JC		 967//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
968#define AC2UP(_ac) ( \
969 ((_ac) == WME_AC_VO) ? 6 : \
970 ((_ac) == WME_AC_VI) ? 5 : \
971 ((_ac) == WME_AC_BK) ? 1 : \
972 0)
973
974#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
f59d0127
BZ		 975
976/* length of two Ethernet address plus ether type */
977#define ETHERNET_HEADER_SIZE 14
5f53d8ca
JC		 978
979struct ether_header {
980 u8 ether_dhost[ETHER_ADDR_LEN];
981 u8 ether_shost[ETHER_ADDR_LEN];
982 u16 ether_type;
983} __attribute__((packed));
984
985#ifndef ETHERTYPE_PAE
986#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
987#endif
988#ifndef ETHERTYPE_IP
989#define ETHERTYPE_IP 0x0800 /* IP protocol */
990#endif
991
5f53d8ca
JC		 992struct ieee80211_network {
993 /* These entries are used to identify a unique network */
994 u8 bssid[ETH_ALEN];
995 u8 channel;
996 /* Ensure null-terminated for any debug msgs */
997 u8 ssid[IW_ESSID_MAX_SIZE + 1];
998 u8 ssid_len;
f59d0127 999
5f53d8ca 1000 struct ieee80211_qos_data qos_data;
5f53d8ca 1001
f59d0127 1002 /* for LEAP */
5f53d8ca
JC		 1003 bool bWithAironetIE;
1004 bool bCkipSupported;
1005 bool bCcxRmEnable;
1006 u16 CcxRmState[2];
f59d0127
BZ		 1007
1008 /* CCXv4 S59, MBSSID. */
5f53d8ca
JC		 1009 bool bMBssidValid;
1010 u8 MBssidMask;
1011 u8 MBssid[6];
f59d0127
BZ		 1012
1013 /* CCX 2 S38, WLAN Device Version Number element. */
5f53d8ca
JC		 1014 bool bWithCcxVerNum;
1015 u8 BssCcxVerNumber;
f59d0127 1016
5f53d8ca
JC		 1017 /* These are network statistics */
1018 struct ieee80211_rx_stats stats;
1019 u16 capability;
1020 u8 rates[MAX_RATES_LENGTH];
1021 u8 rates_len;
1022 u8 rates_ex[MAX_RATES_EX_LENGTH];
1023 u8 rates_ex_len;
1024 unsigned long last_scanned;
1025 u8 mode;
1026 u32 flags;
1027 u32 last_associate;
1028 u32 time_stamp[2];
1029 u16 beacon_interval;
1030 u16 listen_interval;
1031 u16 atim_window;
1032 u8 erp_value;
1033 u8 wpa_ie[MAX_WPA_IE_LEN];
1034 size_t wpa_ie_len;
1035 u8 rsn_ie[MAX_WPA_IE_LEN];
1036 size_t rsn_ie_len;
1037
1038 struct ieee80211_tim_parameters tim;
1039 u8 dtim_period;
1040 u8 dtim_data;
1041 u32 last_dtim_sta_time[2];
1042
1043 //appeded for QoS
1044 u8 wmm_info;
1045 struct ieee80211_wmm_ac_param wmm_param[4];
1046 u8 QoS_Enable;
5f53d8ca 1047 u8 Turbo_Enable;//enable turbo mode, added by thomas
5f53d8ca
JC		 1048 u16 CountryIeLen;
1049 u8 CountryIeBuf[MAX_IE_LEN];
f59d0127
BZ		 1050
1051 /* HT Related */
5f53d8ca 1052 BSS_HT bssht;
f59d0127 1053 /* Added to handle broadcom AP management frame CCK rate. */
5f53d8ca
JC		 1054 bool broadcom_cap_exist;
1055 bool realtek_cap_exit;
1056 bool marvell_cap_exist;
1057 bool ralink_cap_exist;
1058 bool atheros_cap_exist;
1059 bool cisco_cap_exist;
1060 bool unknown_cap_exist;
f59d0127 1061 bool berp_info_valid;
5f53d8ca 1062 bool buseprotection;
f59d0127
BZ		 1063
1064 struct list_head list; /* put at the end of the structure */
5f53d8ca
JC		 1065};
1066
5f53d8ca
JC		 1067enum ieee80211_state {
1068
1069 /* the card is not linked at all */
1070 IEEE80211_NOLINK = 0,
1071
1072 /* IEEE80211_ASSOCIATING* are for BSS client mode
1073 * the driver shall not perform RX filtering unless
1074 * the state is LINKED.
1075 * The driver shall just check for the state LINKED and
1076 * defaults to NOLINK for ALL the other states (including
1077 * LINKED_SCANNING)
1078 */
1079
1080 /* the association procedure will start (wq scheduling)*/
1081 IEEE80211_ASSOCIATING,
1082 IEEE80211_ASSOCIATING_RETRY,
1083
1084 /* the association procedure is sending AUTH request*/
1085 IEEE80211_ASSOCIATING_AUTHENTICATING,
1086
1087 /* the association procedure has successfully authentcated
1088 * and is sending association request
1089 */
1090 IEEE80211_ASSOCIATING_AUTHENTICATED,
1091
1092 /* the link is ok. the card associated to a BSS or linked
1093 * to a ibss cell or acting as an AP and creating the bss
1094 */
1095 IEEE80211_LINKED,
1096
1097 /* same as LINKED, but the driver shall apply RX filter
1098 * rules as we are in NO_LINK mode. As the card is still
1099 * logically linked, but it is doing a syncro site survey
1100 * then it will be back to LINKED state.
1101 */
1102 IEEE80211_LINKED_SCANNING,
1103
1104};
5f53d8ca
JC		 1105
1106#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1107#define DEFAULT_FTS 2346
1108
1109#define CFG_IEEE80211_RESERVE_FCS (1<<0)
1110#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
5f53d8ca
JC		 1111
1112#define IEEE80211_24GHZ_MIN_CHANNEL 1
1113#define IEEE80211_24GHZ_MAX_CHANNEL 14
1114#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1115 IEEE80211_24GHZ_MIN_CHANNEL + 1)
1116
1117#define IEEE80211_52GHZ_MIN_CHANNEL 34
1118#define IEEE80211_52GHZ_MAX_CHANNEL 165
1119#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1120 IEEE80211_52GHZ_MIN_CHANNEL + 1)
1121
5f53d8ca
JC		 1122typedef struct tx_pending_t{
1123 int frag;
1124 struct ieee80211_txb *txb;
1125}tx_pending_t;
1126
f59d0127 1127enum {
5f53d8ca
JC		 1128 COUNTRY_CODE_FCC = 0,
1129 COUNTRY_CODE_IC = 1,
1130 COUNTRY_CODE_ETSI = 2,
1131 COUNTRY_CODE_SPAIN = 3,
1132 COUNTRY_CODE_FRANCE = 4,
1133 COUNTRY_CODE_MKK = 5,
1134 COUNTRY_CODE_MKK1 = 6,
1135 COUNTRY_CODE_ISRAEL = 7,
1136 COUNTRY_CODE_TELEC,
1137 COUNTRY_CODE_MIC,
1138 COUNTRY_CODE_GLOBAL_DOMAIN
f59d0127
BZ		 1139};
1140
c0593dd9 1141#include "ieee80211_r8192s.h"
5f53d8ca
JC		 1142
1143struct ieee80211_device {
1144 struct net_device *dev;
1145 struct ieee80211_security sec;
1146
f59d0127
BZ		 1147 /* hw security related */
1148 u8 hwsec_active;
5f53d8ca
JC		 1149 bool is_silent_reset;
1150 bool is_roaming;
1151 bool ieee_up;
5f53d8ca 1152 bool bSupportRemoteWakeUp;
f59d0127 1153 RT_PS_MODE dot11PowerSaveMode;
5f53d8ca 1154 bool actscanning;
5f53d8ca
JC		 1155 bool be_scan_inprogress;
1156 bool beinretry;
f59d0127
BZ		 1157 RT_RF_POWER_STATE eRFPowerState;
1158 u32 RfOffReason;
5f53d8ca 1159 bool is_set_key;
5f53d8ca 1160
f59d0127
BZ		 1161 /* 11n HT below */
1162 PRT_HIGH_THROUGHPUT pHTInfo;
5f53d8ca
JC		 1163 spinlock_t bw_spinlock;
1164
1165 spinlock_t reorder_spinlock;
f59d0127
BZ		 1166 /*
1167 * for HT operation rate set, we use this one for HT data rate to
1168 * seperate different descriptors the way fill this is the same as
1169 * in the IE
1170 */
1171 u8 Regdot11HTOperationalRateSet[16]; /* use RATR format */
1172 u8 dot11HTOperationalRateSet[16]; /* use RATR format */
5f53d8ca 1173 u8 RegHTSuppRateSet[16];
f59d0127
BZ		 1174 u8 HTCurrentOperaRate;
1175 u8 HTHighestOperaRate;
1176 /* for rate operation mode to firmware */
5f53d8ca
JC		 1177 u8 bTxDisableRateFallBack;
1178 u8 bTxUseDriverAssingedRate;
1179 atomic_t atm_chnlop;
1180 atomic_t atm_swbw;
5f53d8ca 1181
f59d0127
BZ		 1182 /* 802.11e and WMM Traffic Stream Info (TX) */
1183 struct list_head Tx_TS_Admit_List;
1184 struct list_head Tx_TS_Pending_List;
1185 struct list_head Tx_TS_Unused_List;
5f53d8ca 1186 TX_TS_RECORD TxTsRecord[TOTAL_TS_NUM];
f59d0127
BZ		 1187 /* 802.11e and WMM Traffic Stream Info (RX) */
1188 struct list_head Rx_TS_Admit_List;
1189 struct list_head Rx_TS_Pending_List;
1190 struct list_head Rx_TS_Unused_List;
5f53d8ca 1191 RX_TS_RECORD RxTsRecord[TOTAL_TS_NUM];
f59d0127 1192
5f53d8ca 1193 RX_REORDER_ENTRY RxReorderEntry[128];
f59d0127 1194 struct list_head RxReorder_Unused_List;
5f53d8ca 1195
f59d0127
BZ		 1196 /* Qos related */
1197 /* Force per-packet priority 1~7. (default: 0, not to force it.) */
1198 u8 ForcedPriority;
5f53d8ca
JC		 1199
1200 /* Bookkeeping structures */
1201 struct net_device_stats stats;
1202 struct ieee80211_stats ieee_stats;
1203 struct ieee80211_softmac_stats softmac_stats;
1204
1205 /* Probe / Beacon management */
1206 struct list_head network_free_list;
1207 struct list_head network_list;
1208 struct ieee80211_network *networks;
1209 int scans;
1210 int scan_age;
1211
1212 int iw_mode; /* operating mode (IW_MODE_*) */
1213 struct iw_spy_data spy_data;
1214
1215 spinlock_t lock;
1216 spinlock_t wpax_suitlist_lock;
1217
1218 int tx_headroom; /* Set to size of any additional room needed at front
1219 * of allocated Tx SKBs */
1220 u32 config;
1221
1222 /* WEP and other encryption related settings at the device level */
1223 int open_wep; /* Set to 1 to allow unencrypted frames */
1224 int auth_mode;
1225 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1226 * WEP key changes */
1227
1228 /* If the host performs {en,de}cryption, then set to 1 */
1229 int host_encrypt;
1230 int host_encrypt_msdu;
1231 int host_decrypt;
1232 /* host performs multicast decryption */
1233 int host_mc_decrypt;
1234
1235 /* host should strip IV and ICV from protected frames */
1236 /* meaningful only when hardware decryption is being used */
1237 int host_strip_iv_icv;
1238
1239 int host_open_frag;
1240 int host_build_iv;
1241 int ieee802_1x; /* is IEEE 802.1X used */
1242
1243 /* WPA data */
1244 bool bHalfWirelessN24GMode;
1245 int wpa_enabled;
1246 int drop_unencrypted;
1247 int tkip_countermeasures;
1248 int privacy_invoked;
1249 size_t wpa_ie_len;
1250 u8 *wpa_ie;
1251 u8 ap_mac_addr[6];
1252 u16 pairwise_key_type;
1253 u16 group_key_type;
1254 struct list_head crypt_deinit_list;
1255 struct ieee80211_crypt_data *crypt[WEP_KEYS];
1256 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1257 struct timer_list crypt_deinit_timer;
1258 int crypt_quiesced;
1259
1260 int bcrx_sta_key; /* use individual keys to override default keys even
1261 * with RX of broad/multicast frames */
1262
1263 /* Fragmentation structures */
1264 // each streaming contain a entry
1265 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1266 unsigned int frag_next_idx[17];
1267 u16 fts; /* Fragmentation Threshold */
1268#define DEFAULT_RTS_THRESHOLD 2346U
1269#define MIN_RTS_THRESHOLD 1
1270#define MAX_RTS_THRESHOLD 2346U
1271 u16 rts; /* RTS threshold */
1272
1273 /* Association info */
1274 u8 bssid[ETH_ALEN];
1275
1276 /* This stores infos for the current network.
1277 * Either the network we are associated in INFRASTRUCTURE
1278 * or the network that we are creating in MASTER mode.
1279 * ad-hoc is a mixture ;-).
1280 * Note that in infrastructure mode, even when not associated,
1281 * fields bssid and essid may be valid (if wpa_set and essid_set
1282 * are true) as thy carry the value set by the user via iwconfig
1283 */
1284 struct ieee80211_network current_network;
1285
1286 enum ieee80211_state state;
1287
1288 int short_slot;
1289 int reg_mode;
1290 int mode; /* A, B, G */
1291 int modulation; /* CCK, OFDM */
1292 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
1293 int abg_true; /* ABG flag */
1294
1295 /* used for forcing the ibss workqueue to terminate
1296 * without wait for the syncro scan to terminate
1297 */
1298 short sync_scan_hurryup;
1299 u16 scan_watch_dog;
1300 int perfect_rssi;
1301 int worst_rssi;
1302
1303 u16 prev_seq_ctl; /* used to drop duplicate frames */
1304
f59d0127
BZ		 1305 /*
1306 * map of allowed channels. 0 is dummy, FIXME: remeber to default to
1307 * a basic channel plan depending of the PHY type
1308 */
1309 void *pDot11dInfo;
5f53d8ca 1310 bool bGlobalDomain;
5f53d8ca
JC		 1311 int rate; /* current rate */
1312 int basic_rate;
1313 //FIXME: pleace callback, see if redundant with softmac_features
1314 short active_scan;
1315
1316 /* this contains flags for selectively enable softmac support */
1317 u16 softmac_features;
1318
1319 /* if the sequence control field is not filled by HW */
1320 u16 seq_ctrl[5];
1321
1322 /* association procedure transaction sequence number */
1323 u16 associate_seq;
1324
1325 /* AID for RTXed association responses */
1326 u16 assoc_id;
1327
1328 /* power save mode related*/
1329 u8 ack_tx_to_ieee;
1330 short ps;
1331 short sta_sleep;
1332 int ps_timeout;
1333 int ps_period;
1334 struct tasklet_struct ps_task;
1335 u32 ps_th;
1336 u32 ps_tl;
1337
1338 short raw_tx;
1339 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1340 short queue_stop;
1341 short scanning;
1342 short proto_started;
1343
1344 struct semaphore wx_sem;
1345 struct semaphore scan_sem;
1346
1347 spinlock_t mgmt_tx_lock;
1348 spinlock_t beacon_lock;
1349
1350 short beacon_txing;
1351
1352 short wap_set;
1353 short ssid_set;
1354
1355 u8 wpax_type_set; //{added by David, 2006.9.28}
1356 u32 wpax_type_notify; //{added by David, 2006.9.26}
1357
1358 /* QoS related flag */
1359 char init_wmmparam_flag;
1360 /* set on initialization */
1361 u8 qos_support;
1362
1363 /* for discarding duplicated packets in IBSS */
1364 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1365
1366 /* for discarding duplicated packets in BSS */
1367 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1368 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1369 unsigned long last_packet_time[17];
1370
1371 /* for PS mode */
1372 unsigned long last_rx_ps_time;
1373
1374 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1375 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1376 int mgmt_queue_head;
1377 int mgmt_queue_tail;
f59d0127
BZ		 1378
1379/* rtl819x start */
5f53d8ca
JC		 1380 u8 AsocRetryCount;
1381 unsigned int hw_header;
1382 struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
f59d0127
BZ		 1383 struct sk_buff_head skb_aggQ[MAX_QUEUE_SIZE];
1384 struct sk_buff_head skb_drv_aggQ[MAX_QUEUE_SIZE];
1385 u32 sta_edca_param[4];
5f53d8ca 1386 bool aggregation;
f59d0127 1387 /* Enable/Disable Rx immediate BA capability. */
5f53d8ca
JC		 1388 bool enable_rx_imm_BA;
1389 bool bibsscoordinator;
1390
f59d0127
BZ		 1391 /* Dynamic Tx power for near/far range enable/disable. */
1392 bool bdynamic_txpower_enable;
5f53d8ca
JC		 1393
1394 bool bCTSToSelfEnable;
f59d0127 1395 u8 CTSToSelfTH;
5f53d8ca 1396
f59d0127 1397 u32 fsync_time_interval;
5f53d8ca
JC		 1398 u32 fsync_rate_bitmap;
1399 u8 fsync_rssi_threshold;
1400 bool bfsync_enable;
1401
f59d0127
BZ		 1402 u8 fsync_multiple_timeinterval; /* value * FsyncTimeInterval */
1403 u32 fsync_firstdiff_ratethreshold; /* low threshold */
1404 u32 fsync_seconddiff_ratethreshold; /* decrease threshold */
1405 Fsync_State fsync_state;
5f53d8ca 1406 bool bis_any_nonbepkts;
f59d0127
BZ		 1407 /* 20Mhz 40Mhz AutoSwitch Threshold */
1408 struct bandwidth_autoswitch bandwidth_auto_switch;
1409 /* for txpower tracking */
5f53d8ca
JC		 1410 bool FwRWRF;
1411
f59d0127
BZ		 1412 /* for AP roaming */
1413 struct rt_link_detect LinkDetectInfo;
1414
1415 struct rt_power_save_control PowerSaveControl;
1416/* rtl819x end */
1417
5f53d8ca
JC		 1418 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1419 struct tx_pending_t tx_pending;
1420
1421 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1422 struct timer_list associate_timer;
1423
1424 /* used if IEEE_SOFTMAC_BEACONS is set */
1425 struct timer_list beacon_timer;
5f53d8ca
JC		 1426 struct work_struct associate_complete_wq;
1427 struct work_struct associate_procedure_wq;
5f53d8ca
JC		 1428 struct delayed_work softmac_scan_wq;
1429 struct delayed_work associate_retry_wq;
f59d0127
BZ		 1430 struct delayed_work start_ibss_wq;
1431 struct delayed_work hw_wakeup_wq;
5f53d8ca
JC		 1432 struct delayed_work hw_sleep_wq;
1433 struct delayed_work link_change_wq;
5f53d8ca
JC		 1434 struct work_struct wx_sync_scan_wq;
1435 struct workqueue_struct *wq;
5f53d8ca 1436
5f53d8ca
JC		 1437 /* Callback functions */
1438 void (*set_security)(struct net_device *dev,
1439 struct ieee80211_security *sec);
1440
1441 /* Used to TX data frame by using txb structs.
1442 * this is not used if in the softmac_features
1443 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1444 */
1445 int (*hard_start_xmit)(struct ieee80211_txb *txb,
1446 struct net_device *dev);
1447
1448 int (*reset_port)(struct net_device *dev);
f59d0127 1449 int (*is_queue_full)(struct net_device *dev, int pri);
5f53d8ca 1450
f59d0127
BZ		 1451 int (*handle_management)(struct net_device *dev,
1452 struct ieee80211_network *network, u16 type);
1453 int (*is_qos_active)(struct net_device *dev, struct sk_buff *skb);
5f53d8ca
JC		 1454
1455 /* Softmac-generated frames (mamagement) are TXed via this
1456 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1457 * not set. As some cards may have different HW queues that
1458 * one might want to use for data and management frames
1459 * the option to have two callbacks might be useful.
1460 * This fucntion can't sleep.
1461 */
1462 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1463 struct net_device *dev);
1464
1465 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1466 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1467 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1468 * then also management frames are sent via this callback.
1469 * This function can't sleep.
1470 */
1471 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1472 struct net_device *dev,int rate);
1473
1474 /* stops the HW queue for DATA frames. Useful to avoid
1475 * waste time to TX data frame when we are reassociating
1476 * This function can sleep.
1477 */
1478 void (*data_hard_stop)(struct net_device *dev);
1479
1480 /* OK this is complementar to data_poll_hard_stop */
1481 void (*data_hard_resume)(struct net_device *dev);
1482
1483 /* ask to the driver to retune the radio .
1484 * This function can sleep. the driver should ensure
1485 * the radio has been swithced before return.
1486 */
1487 void (*set_chan)(struct net_device *dev,short ch);
1488
1489 /* These are not used if the ieee stack takes care of
1490 * scanning (IEEE_SOFTMAC_SCAN feature set).
1491 * In this case only the set_chan is used.
1492 *
1493 * The syncro version is similar to the start_scan but
1494 * does not return until all channels has been scanned.
1495 * this is called in user context and should sleep,
1496 * it is called in a work_queue when swithcing to ad-hoc mode
1497 * or in behalf of iwlist scan when the card is associated
1498 * and root user ask for a scan.
1499 * the fucntion stop_scan should stop both the syncro and
1500 * background scanning and can sleep.
1501 * The fucntion start_scan should initiate the background
1502 * scanning and can't sleep.
1503 */
1504 void (*scan_syncro)(struct net_device *dev);
1505 void (*start_scan)(struct net_device *dev);
1506 void (*stop_scan)(struct net_device *dev);
1507
1508 /* indicate the driver that the link state is changed
1509 * for example it may indicate the card is associated now.
1510 * Driver might be interested in this to apply RX filter
1511 * rules or simply light the LINK led
1512 */
1513 void (*link_change)(struct net_device *dev);
1514
1515 /* these two function indicates to the HW when to start
1516 * and stop to send beacons. This is used when the
1517 * IEEE_SOFTMAC_BEACONS is not set. For now the
1518 * stop_send_bacons is NOT guaranteed to be called only
1519 * after start_send_beacons.
1520 */
1521 void (*start_send_beacons) (struct net_device *dev);
1522 void (*stop_send_beacons) (struct net_device *dev);
1523
1524 /* power save mode related */
1525 void (*sta_wake_up) (struct net_device *dev);
5f53d8ca
JC		 1526 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1527 short (*ps_is_queue_empty) (struct net_device *dev);
35c1b462 1528
f59d0127
BZ		 1529 int (*handle_beacon)(struct net_device *dev,
1530 struct ieee80211_probe_response *beacon,
1531 struct ieee80211_network *network);
1532 int (*handle_assoc_response)(struct net_device *dev,
1533 struct ieee80211_assoc_response_frame *resp,
1534 struct ieee80211_network *network);
5f53d8ca 1535
5f53d8ca
JC		 1536 /* check whether Tx hw resouce available */
1537 short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
f59d0127
BZ		 1538 /* HT related */
1539 void (*SetBWModeHandler)(struct net_device *dev,
1540 HT_CHANNEL_WIDTH Bandwidth,
1541 HT_EXTCHNL_OFFSET Offset);
5f53d8ca
JC		 1542 bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
1543 void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
1544 bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
1545 bool (*is_ap_in_wep_tkip)(struct net_device* dev);
1546 void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
f59d0127
BZ		 1547 bool (*SetFwCmdHandler)(struct net_device *dev, FW_CMD_IO_TYPE FwCmdIO);
1548 void (*LedControlHandler)(struct net_device *dev,
1549 LED_CTL_MODE LedAction);
5f53d8ca
JC		 1550 /* This must be the last item so that it points to the data
1551 * allocated beyond this structure by alloc_ieee80211 */
1552 u8 priv[0];
1553};
1554
1555#define IEEE_A (1<<0)
1556#define IEEE_B (1<<1)
1557#define IEEE_G (1<<2)
1558#define IEEE_N_24G (1<<4)
1559#define IEEE_N_5G (1<<5)
1560#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1561
1562/* Generate a 802.11 header */
1563
1564/* Uses the channel change callback directly
1565 * instead of [start/stop] scan callbacks
1566 */
1567#define IEEE_SOFTMAC_SCAN (1<<2)
1568
1569/* Perform authentication and association handshake */
1570#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1571
1572/* Generate probe requests */
1573#define IEEE_SOFTMAC_PROBERQ (1<<4)
1574
1575/* Generate respones to probe requests */
1576#define IEEE_SOFTMAC_PROBERS (1<<5)
1577
1578/* The ieee802.11 stack will manages the netif queue
1579 * wake/stop for the driver, taking care of 802.11
1580 * fragmentation. See softmac.c for details. */
1581#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1582
1583/* Uses only the softmac_data_hard_start_xmit
1584 * even for TX management frames.
1585 */
1586#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1587
1588/* Generate beacons. The stack will enqueue beacons
1589 * to the card
1590 */
1591#define IEEE_SOFTMAC_BEACONS (1<<6)
1592
1593static inline void *ieee80211_priv(struct net_device *dev)
1594{
5f53d8ca 1595 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
5f53d8ca
JC		 1596}
1597
1598extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
1599{
1600 /* Single white space is for Linksys APs */
1601 if (essid_len == 1 && essid[0] == ' ')
1602 return 1;
1603
1604 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1605 while (essid_len) {
1606 essid_len--;
1607 if (essid[essid_len] != '\0')
1608 return 0;
1609 }
1610
1611 return 1;
1612}
1613
1614extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
1615{
1616 /*
1617 * It is possible for both access points and our device to support
1618 * combinations of modes, so as long as there is one valid combination
1619 * of ap/device supported modes, then return success
1620 *
1621 */
1622 if ((mode & IEEE_A) &&
1623 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1624 (ieee->freq_band & IEEE80211_52GHZ_BAND))
1625 return 1;
1626
1627 if ((mode & IEEE_G) &&
1628 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1629 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1630 return 1;
1631
1632 if ((mode & IEEE_B) &&
1633 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
1634 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1635 return 1;
1636
1637 return 0;
1638}
1639
1640extern inline int ieee80211_get_hdrlen(u16 fc)
1641{
1642 int hdrlen = IEEE80211_3ADDR_LEN;
1643
1644 switch (WLAN_FC_GET_TYPE(fc)) {
1645 case IEEE80211_FTYPE_DATA:
1646 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
1647 hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
1648 if(IEEE80211_QOS_HAS_SEQ(fc))
1649 hdrlen += 2; /* QOS ctrl*/
1650 break;
1651 case IEEE80211_FTYPE_CTL:
1652 switch (WLAN_FC_GET_STYPE(fc)) {
1653 case IEEE80211_STYPE_CTS:
1654 case IEEE80211_STYPE_ACK:
1655 hdrlen = IEEE80211_1ADDR_LEN;
1656 break;
1657 default:
1658 hdrlen = IEEE80211_2ADDR_LEN;
1659 break;
1660 }
1661 break;
1662 }
1663
1664 return hdrlen;
1665}
1666
b4fcc8a2 1667static inline u8 *ieee80211_get_payload(struct rtl_ieee80211_hdr *hdr)
5f53d8ca
JC		 1668{
1669 switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
1670 case IEEE80211_1ADDR_LEN:
1671 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
1672 case IEEE80211_2ADDR_LEN:
1673 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
1674 case IEEE80211_3ADDR_LEN:
1675 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
1676 case IEEE80211_4ADDR_LEN:
1677 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
1678 }
1679 return NULL;
1680}
1681
1682static inline int ieee80211_is_ofdm_rate(u8 rate)
1683{
1684 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
1685 case IEEE80211_OFDM_RATE_6MB:
1686 case IEEE80211_OFDM_RATE_9MB:
1687 case IEEE80211_OFDM_RATE_12MB:
1688 case IEEE80211_OFDM_RATE_18MB:
1689 case IEEE80211_OFDM_RATE_24MB:
1690 case IEEE80211_OFDM_RATE_36MB:
1691 case IEEE80211_OFDM_RATE_48MB:
1692 case IEEE80211_OFDM_RATE_54MB:
1693 return 1;
1694 }
1695 return 0;
1696}
1697
1698static inline int ieee80211_is_cck_rate(u8 rate)
1699{
1700 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
1701 case IEEE80211_CCK_RATE_1MB:
1702 case IEEE80211_CCK_RATE_2MB:
1703 case IEEE80211_CCK_RATE_5MB:
1704 case IEEE80211_CCK_RATE_11MB:
1705 return 1;
1706 }
1707 return 0;
1708}
1709
1710
1711/* ieee80211.c */
1712extern void free_ieee80211(struct net_device *dev);
1713extern struct net_device *alloc_ieee80211(int sizeof_priv);
1714
1715extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
1716
1717/* ieee80211_tx.c */
1718
1719extern int ieee80211_encrypt_fragment(
1720 struct ieee80211_device *ieee,
1721 struct sk_buff *frag,
1722 int hdr_len);
1723
55c7d5fc 1724extern int rtl8192_ieee80211_rtl_xmit(struct sk_buff *skb,
5f53d8ca
JC		 1725 struct net_device *dev);
1726extern void ieee80211_txb_free(struct ieee80211_txb *);
1727
1728
1729/* ieee80211_rx.c */
55c7d5fc 1730extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
5f53d8ca
JC		 1731 struct ieee80211_rx_stats *rx_stats);
1732extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
1733 struct ieee80211_hdr_4addr *header,
1734 struct ieee80211_rx_stats *stats);
1735
1736/* ieee80211_wx.c */
1737extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
1738 struct iw_request_info *info,
1739 union iwreq_data *wrqu, char *key);
1740extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
1741 struct iw_request_info *info,
1742 union iwreq_data *wrqu, char *key);
1743extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
1744 struct iw_request_info *info,
1745 union iwreq_data *wrqu, char *key);
5f53d8ca
JC		 1746extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
1747 struct iw_request_info *info,
1748 union iwreq_data* wrqu, char *extra);
1749extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
1750 struct iw_request_info *info,
1751 struct iw_param *data, char *extra);
1752extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
1753 struct iw_request_info *info,
1754 union iwreq_data *wrqu, char *extra);
5f53d8ca
JC		 1755extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
1756
1757/* ieee80211_softmac.c */
1758extern short ieee80211_is_54g(struct ieee80211_network net);
1759extern short ieee80211_is_shortslot(struct ieee80211_network net);
1760extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
1761 struct ieee80211_rx_stats *rx_stats, u16 type,
1762 u16 stype);
1763extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
1764
1765void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
1766extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
1767
1768extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
1769extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1770extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
1771extern void ieee80211_start_bss(struct ieee80211_device *ieee);
1772extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
1773extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
1774extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
1775extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
1776extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
1777extern void ieee80211_disassociate(struct ieee80211_device *ieee);
1778extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
1779extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
1780extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
1781extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
1782extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
1783extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
1784extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
1785extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
55c7d5fc
GK		 1786extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
1787extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
5f53d8ca
JC		 1788extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
1789extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
1790extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
1791extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
1792extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1793extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
1794
1795extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
1796
1797/* ieee80211_crypt_ccmp&tkip&wep.c */
1798extern void ieee80211_tkip_null(void);
1799extern void ieee80211_wep_null(void);
1800extern void ieee80211_ccmp_null(void);
1801
1802/* ieee80211_softmac_wx.c */
1803
1804extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
1805 struct iw_request_info *info,
1806 union iwreq_data *wrqu, char *ext);
1807
1808extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
1809 struct iw_request_info *info,
1810 union iwreq_data *awrq,
1811 char *extra);
1812
1813extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
1814
1815extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
1816 struct iw_request_info *info,
1817 union iwreq_data *wrqu, char *extra);
1818
1819extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
1820 struct iw_request_info *info,
1821 union iwreq_data *wrqu, char *extra);
1822
1823extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1824 union iwreq_data *wrqu, char *b);
1825
1826extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
1827 union iwreq_data *wrqu, char *b);
1828
1829extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
1830 struct iw_request_info *a,
1831 union iwreq_data *wrqu, char *extra);
1832
1833extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1834 union iwreq_data *wrqu, char *b);
1835
1836extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1837 union iwreq_data *wrqu, char *b);
1838
1839extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1840 union iwreq_data *wrqu, char *b);
1841
5f53d8ca 1842extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
5f53d8ca
JC		 1843
1844extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
1845 struct iw_request_info *info,
1846 union iwreq_data *wrqu, char *extra);
1847
1848extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
1849 struct iw_request_info *info,
1850 union iwreq_data *wrqu, char *extra);
1851
1852extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
1853 struct iw_request_info *info,
1854 union iwreq_data *wrqu, char *extra);
1855
1856extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
1857 struct iw_request_info *info,
1858 union iwreq_data *wrqu, char *extra);
1859
1860extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
1861 struct iw_request_info *info,
1862 union iwreq_data *wrqu, char *extra);
1863
1864extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
1865 struct iw_request_info *info,
1866 union iwreq_data *wrqu, char *extra);
f59d0127 1867
f59d0127 1868extern void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
5f53d8ca
JC		 1869
1870extern const long ieee80211_wlan_frequencies[];
1871
1872extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1873{
1874 ieee->scans++;
1875}
1876
1877extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1878{
1879 return ieee->scans;
1880}
1881
1882static inline const char *escape_essid(const char *essid, u8 essid_len) {
1883 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
1884 const char *s = essid;
1885 char *d = escaped;
1886
1887 if (ieee80211_is_empty_essid(essid, essid_len)) {
1888 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
1889 return escaped;
1890 }
1891
1892 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
1893 while (essid_len--) {
1894 if (*s == '\0') {
1895 *d++ = '\\';
1896 *d++ = '0';
1897 s++;
1898 } else {
1899 *d++ = *s++;
1900 }
1901 }
1902 *d = '\0';
1903 return escaped;
1904}
1905
1906/* For the function is more related to hardware setting, it's better to use the
1907 * ieee handler to refer to it.
1908 */
1909extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
1910extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
1911extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
1912 struct ieee80211_info_element *info_element,
1913 u16 length,
1914 struct ieee80211_network *network,
1915 struct ieee80211_rx_stats *stats);
1916
f59d0127
BZ		 1917extern void ieee80211_indicate_packets(struct ieee80211_device *ieee,
1918 struct ieee80211_rxb **prxbIndicateArray,
1919 u8 index);
5f53d8ca
JC		 1920#define RT_ASOC_RETRY_LIMIT 5
1921#endif /* IEEE80211_H */
Linux 6.x block layer and io_uring tree(s)