cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
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ieee80211.h (74412B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * Merged with mainline ieee80211.h in Aug 2004.  Original ieee802_11
      4 * remains copyright by the original authors
      5 *
      6 * Portions of the merged code are based on Host AP (software wireless
      7 * LAN access point) driver for Intersil Prism2/2.5/3.
      8 *
      9 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
     10 * <jkmaline@cc.hut.fi>
     11 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
     12 *
     13 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
     14 * <jketreno@linux.intel.com>
     15 * Copyright (c) 2004, Intel Corporation
     16 *
     17 * Modified for Realtek's wi-fi cards by Andrea Merello
     18 * <andrea.merello@gmail.com>
     19 */
     20#ifndef IEEE80211_H
     21#define IEEE80211_H
     22#include <linux/if_ether.h> /* ETH_ALEN */
     23#include <linux/kernel.h>
     24#include <linux/module.h>
     25#include <linux/jiffies.h>
     26#include <linux/timer.h>
     27#include <linux/sched.h>
     28#include <linux/semaphore.h>
     29#include <linux/interrupt.h>
     30
     31#include <linux/delay.h>
     32#include <linux/wireless.h>
     33#include <linux/ieee80211.h>
     34
     35#include "rtl819x_HT.h"
     36#include "rtl819x_BA.h"
     37#include "rtl819x_TS.h"
     38
     39
     40#ifndef IW_MODE_MONITOR
     41#define IW_MODE_MONITOR 6
     42#endif
     43
     44#ifndef IWEVCUSTOM
     45#define IWEVCUSTOM 0x8c02
     46#endif
     47
     48#define KEY_TYPE_NA		0x0
     49#define KEY_TYPE_WEP40		0x1
     50#define KEY_TYPE_TKIP		0x2
     51#define KEY_TYPE_CCMP		0x4
     52#define KEY_TYPE_WEP104		0x5
     53
     54/* added for rtl819x tx procedure */
     55#define MAX_QUEUE_SIZE		0x10
     56
     57//
     58// 8190 queue mapping
     59//
     60#define BK_QUEUE                               0
     61#define BE_QUEUE                               1
     62#define VI_QUEUE                               2
     63#define VO_QUEUE                               3
     64#define HCCA_QUEUE                             4
     65#define TXCMD_QUEUE                            5
     66#define MGNT_QUEUE                             6
     67#define HIGH_QUEUE                             7
     68#define BEACON_QUEUE                           8
     69
     70#define LOW_QUEUE                              BE_QUEUE
     71#define NORMAL_QUEUE                           MGNT_QUEUE
     72
     73//added by amy for ps
     74#define SWRF_TIMEOUT				50
     75
     76//added by amy for LEAP related
     77#define IE_CISCO_FLAG_POSITION		0x08	// Flag byte: byte 8, numbered from 0.
     78#define SUPPORT_CKIP_MIC			0x08	// bit3
     79#define SUPPORT_CKIP_PK			0x10	// bit4
     80/* defined for skb cb field */
     81/* At most 28 byte */
     82struct cb_desc {
     83	/* Tx Desc Related flags (8-9) */
     84	u8 bLastIniPkt:1;
     85	u8 bCmdOrInit:1;
     86	u8 bFirstSeg:1;
     87	u8 bLastSeg:1;
     88	u8 bEncrypt:1;
     89	u8 bTxDisableRateFallBack:1;
     90	u8 bTxUseDriverAssingedRate:1;
     91	u8 bHwSec:1; //indicate whether use Hw security. WB
     92
     93	u8 reserved1;
     94
     95	/* Tx Firmware Relaged flags (10-11)*/
     96	u8 bCTSEnable:1;
     97	u8 bRTSEnable:1;
     98	u8 bUseShortGI:1;
     99	u8 bUseShortPreamble:1;
    100	u8 bTxEnableFwCalcDur:1;
    101	u8 bAMPDUEnable:1;
    102	u8 bRTSSTBC:1;
    103	u8 RTSSC:1;
    104
    105	u8 bRTSBW:1;
    106	u8 bPacketBW:1;
    107	u8 bRTSUseShortPreamble:1;
    108	u8 bRTSUseShortGI:1;
    109	u8 bMulticast:1;
    110	u8 bBroadcast:1;
    111	//u8 reserved2:2;
    112	u8 drv_agg_enable:1;
    113	u8 reserved2:1;
    114
    115	/* Tx Desc related element(12-19) */
    116	u8 rata_index;
    117	u8 queue_index;
    118	//u8 reserved3;
    119	//u8 reserved4;
    120	u16 txbuf_size;
    121	//u8 reserved5;
    122	u8 RATRIndex;
    123	u8 reserved6;
    124	u8 reserved7;
    125	u8 reserved8;
    126
    127	/* Tx firmware related element(20-27) */
    128	u8 data_rate;
    129	u8 rts_rate;
    130	u8 ampdu_factor;
    131	u8 ampdu_density;
    132	//u8 reserved9;
    133	//u8 reserved10;
    134	//u8 reserved11;
    135	u8 DrvAggrNum;
    136	u16 pkt_size;
    137	u8 reserved12;
    138};
    139
    140/*--------------------------Define -------------------------------------------*/
    141#define MGN_1M                  0x02
    142#define MGN_2M                  0x04
    143#define MGN_5_5M                0x0b
    144#define MGN_11M                 0x16
    145
    146#define MGN_6M                  0x0c
    147#define MGN_9M                  0x12
    148#define MGN_12M                 0x18
    149#define MGN_18M                 0x24
    150#define MGN_24M                 0x30
    151#define MGN_36M                 0x48
    152#define MGN_48M                 0x60
    153#define MGN_54M                 0x6c
    154
    155#define MGN_MCS0                0x80
    156#define MGN_MCS1                0x81
    157#define MGN_MCS2                0x82
    158#define MGN_MCS3                0x83
    159#define MGN_MCS4                0x84
    160#define MGN_MCS5                0x85
    161#define MGN_MCS6                0x86
    162#define MGN_MCS7                0x87
    163#define MGN_MCS8                0x88
    164#define MGN_MCS9                0x89
    165#define MGN_MCS10               0x8a
    166#define MGN_MCS11               0x8b
    167#define MGN_MCS12               0x8c
    168#define MGN_MCS13               0x8d
    169#define MGN_MCS14               0x8e
    170#define MGN_MCS15               0x8f
    171
    172#define aSifsTime ((priv->ieee80211->current_network.mode == IEEE_A ||     \
    173		    priv->ieee80211->current_network.mode == IEEE_N_24G || \
    174		    priv->ieee80211->current_network.mode == IEEE_N_5G) ?  \
    175		   16 : 10)
    176
    177#define MGMT_QUEUE_NUM 5
    178
    179#define IEEE_CMD_SET_WPA_PARAM			1
    180#define	IEEE_CMD_SET_WPA_IE			2
    181#define IEEE_CMD_SET_ENCRYPTION			3
    182#define IEEE_CMD_MLME				4
    183
    184#define IEEE_PARAM_WPA_ENABLED			1
    185#define IEEE_PARAM_TKIP_COUNTERMEASURES		2
    186#define IEEE_PARAM_DROP_UNENCRYPTED		3
    187#define IEEE_PARAM_PRIVACY_INVOKED		4
    188#define IEEE_PARAM_AUTH_ALGS			5
    189#define IEEE_PARAM_IEEE_802_1X			6
    190//It should consistent with the driver_XXX.c
    191//   David, 2006.9.26
    192#define IEEE_PARAM_WPAX_SELECT			7
    193//Added for notify the encryption type selection
    194//   David, 2006.9.26
    195#define IEEE_PROTO_WPA				1
    196#define IEEE_PROTO_RSN				2
    197//Added for notify the encryption type selection
    198//   David, 2006.9.26
    199#define IEEE_WPAX_USEGROUP			0
    200#define IEEE_WPAX_WEP40				1
    201#define IEEE_WPAX_TKIP				2
    202#define IEEE_WPAX_WRAP				3
    203#define IEEE_WPAX_CCMP				4
    204#define IEEE_WPAX_WEP104			5
    205
    206#define IEEE_KEY_MGMT_IEEE8021X			1
    207#define IEEE_KEY_MGMT_PSK			2
    208
    209#define IEEE_MLME_STA_DEAUTH			1
    210#define IEEE_MLME_STA_DISASSOC			2
    211
    212
    213#define IEEE_CRYPT_ERR_UNKNOWN_ALG		2
    214#define IEEE_CRYPT_ERR_UNKNOWN_ADDR		3
    215#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED	4
    216#define IEEE_CRYPT_ERR_KEY_SET_FAILED		5
    217#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED	6
    218#define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
    219
    220
    221#define	IEEE_CRYPT_ALG_NAME_LEN			16
    222
    223#define MAX_IE_LEN  0xff
    224
    225// added for kernel conflict
    226#define ieee80211_crypt_deinit_entries	ieee80211_crypt_deinit_entries_rsl
    227#define ieee80211_crypt_deinit_handler	ieee80211_crypt_deinit_handler_rsl
    228#define ieee80211_crypt_delayed_deinit	ieee80211_crypt_delayed_deinit_rsl
    229#define ieee80211_register_crypto_ops	ieee80211_register_crypto_ops_rsl
    230#define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
    231#define ieee80211_get_crypto_ops	ieee80211_get_crypto_ops_rsl
    232
    233#define ieee80211_ccmp_null		ieee80211_ccmp_null_rsl
    234
    235#define ieee80211_tkip_null		ieee80211_tkip_null_rsl
    236
    237#define free_ieee80211			free_ieee80211_rsl
    238#define alloc_ieee80211			alloc_ieee80211_rsl
    239
    240#define ieee80211_rx			ieee80211_rx_rsl
    241#define ieee80211_rx_mgt		ieee80211_rx_mgt_rsl
    242
    243#define ieee80211_get_beacon		ieee80211_get_beacon_rsl
    244#define ieee80211_wake_queue		ieee80211_wake_queue_rsl
    245#define ieee80211_stop_queue		ieee80211_stop_queue_rsl
    246#define ieee80211_reset_queue		ieee80211_reset_queue_rsl
    247#define ieee80211_softmac_stop_protocol	ieee80211_softmac_stop_protocol_rsl
    248#define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
    249#define ieee80211_is_shortslot		ieee80211_is_shortslot_rsl
    250#define ieee80211_is_54g		ieee80211_is_54g_rsl
    251#define ieee80211_wpa_supplicant_ioctl	ieee80211_wpa_supplicant_ioctl_rsl
    252#define ieee80211_ps_tx_ack		ieee80211_ps_tx_ack_rsl
    253#define ieee80211_softmac_xmit		ieee80211_softmac_xmit_rsl
    254#define ieee80211_stop_send_beacons	ieee80211_stop_send_beacons_rsl
    255#define notify_wx_assoc_event		notify_wx_assoc_event_rsl
    256#define SendDisassociation		SendDisassociation_rsl
    257#define ieee80211_disassociate		ieee80211_disassociate_rsl
    258#define ieee80211_start_send_beacons	ieee80211_start_send_beacons_rsl
    259#define ieee80211_stop_scan		ieee80211_stop_scan_rsl
    260#define ieee80211_send_probe_requests	ieee80211_send_probe_requests_rsl
    261#define ieee80211_softmac_scan_syncro	ieee80211_softmac_scan_syncro_rsl
    262#define ieee80211_start_scan_syncro	ieee80211_start_scan_syncro_rsl
    263
    264#define ieee80211_wx_get_essid		ieee80211_wx_get_essid_rsl
    265#define ieee80211_wx_set_essid		ieee80211_wx_set_essid_rsl
    266#define ieee80211_wx_set_rate		ieee80211_wx_set_rate_rsl
    267#define ieee80211_wx_get_rate		ieee80211_wx_get_rate_rsl
    268#define ieee80211_wx_set_wap		ieee80211_wx_set_wap_rsl
    269#define ieee80211_wx_get_wap		ieee80211_wx_get_wap_rsl
    270#define ieee80211_wx_set_mode		ieee80211_wx_set_mode_rsl
    271#define ieee80211_wx_get_mode		ieee80211_wx_get_mode_rsl
    272#define ieee80211_wx_set_scan		ieee80211_wx_set_scan_rsl
    273#define ieee80211_wx_get_freq		ieee80211_wx_get_freq_rsl
    274#define ieee80211_wx_set_freq		ieee80211_wx_set_freq_rsl
    275#define ieee80211_wx_set_rawtx		ieee80211_wx_set_rawtx_rsl
    276#define ieee80211_wx_get_name		ieee80211_wx_get_name_rsl
    277#define ieee80211_wx_set_power		ieee80211_wx_set_power_rsl
    278#define ieee80211_wx_get_power		ieee80211_wx_get_power_rsl
    279#define ieee80211_wlan_frequencies	ieee80211_wlan_frequencies_rsl
    280#define ieee80211_wx_set_rts		ieee80211_wx_set_rts_rsl
    281#define ieee80211_wx_get_rts		ieee80211_wx_get_rts_rsl
    282
    283#define ieee80211_txb_free		ieee80211_txb_free_rsl
    284
    285#define ieee80211_wx_set_gen_ie		ieee80211_wx_set_gen_ie_rsl
    286#define ieee80211_wx_get_scan		ieee80211_wx_get_scan_rsl
    287#define ieee80211_wx_set_encode		ieee80211_wx_set_encode_rsl
    288#define ieee80211_wx_get_encode		ieee80211_wx_get_encode_rsl
    289#define ieee80211_wx_set_mlme		ieee80211_wx_set_mlme_rsl
    290#define ieee80211_wx_set_auth		ieee80211_wx_set_auth_rsl
    291#define ieee80211_wx_set_encode_ext	ieee80211_wx_set_encode_ext_rsl
    292#define ieee80211_wx_get_encode_ext	ieee80211_wx_get_encode_ext_rsl
    293
    294
    295struct ieee_param {
    296	u32 cmd;
    297	u8 sta_addr[ETH_ALEN];
    298	union {
    299		struct {
    300			u8 name;
    301			u32 value;
    302		} wpa_param;
    303		struct {
    304			u32 len;
    305			u8 reserved[32];
    306			u8 data[];
    307		} wpa_ie;
    308		struct{
    309			int command;
    310			int reason_code;
    311		} mlme;
    312		struct {
    313			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
    314			u8 set_tx;
    315			u32 err;
    316			u8 idx;
    317			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
    318			u16 key_len;
    319			u8 key[];
    320		} crypt;
    321	} u;
    322};
    323
    324
    325// linux under 2.6.9 release may not support it, so modify it for common use
    326#define IEEE80211_DATA_LEN		2304
    327/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
    328 *   6.2.1.1.2.
    329 *
    330 *   The figure in section 7.1.2 suggests a body size of up to 2312
    331 *   bytes is allowed, which is a bit confusing, I suspect this
    332 *   represents the 2304 bytes of real data, plus a possible 8 bytes of
    333 *   WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro)
    334 */
    335#define IEEE80211_1ADDR_LEN 10
    336#define IEEE80211_2ADDR_LEN 16
    337#define IEEE80211_3ADDR_LEN 24
    338#define IEEE80211_4ADDR_LEN 30
    339#define IEEE80211_FCS_LEN    4
    340#define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
    341#define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
    342#define IEEE80211_MGMT_HDR_LEN 24
    343#define IEEE80211_DATA_HDR3_LEN 24
    344#define IEEE80211_DATA_HDR4_LEN 30
    345
    346#define MIN_FRAG_THRESHOLD     256U
    347#define MAX_FRAG_THRESHOLD     2346U
    348
    349
    350/* Frame control field constants */
    351#define IEEE80211_FCTL_VERS		0x0003
    352#define IEEE80211_FCTL_FTYPE		0x000c
    353#define IEEE80211_FCTL_STYPE		0x00f0
    354#define IEEE80211_FCTL_FRAMETYPE	0x00fc
    355#define IEEE80211_FCTL_TODS		0x0100
    356#define IEEE80211_FCTL_FROMDS		0x0200
    357#define IEEE80211_FCTL_DSTODS		0x0300 //added by david
    358#define IEEE80211_FCTL_MOREFRAGS	0x0400
    359#define IEEE80211_FCTL_RETRY		0x0800
    360#define IEEE80211_FCTL_PM		0x1000
    361#define IEEE80211_FCTL_MOREDATA		0x2000
    362#define IEEE80211_FCTL_WEP		0x4000
    363#define IEEE80211_FCTL_ORDER		0x8000
    364
    365#define IEEE80211_FTYPE_MGMT		0x0000
    366#define IEEE80211_FTYPE_CTL		0x0004
    367#define IEEE80211_FTYPE_DATA		0x0008
    368
    369/* management */
    370#define IEEE80211_STYPE_ASSOC_REQ	0x0000
    371#define IEEE80211_STYPE_ASSOC_RESP	0x0010
    372#define IEEE80211_STYPE_REASSOC_REQ	0x0020
    373#define IEEE80211_STYPE_REASSOC_RESP	0x0030
    374#define IEEE80211_STYPE_PROBE_REQ	0x0040
    375#define IEEE80211_STYPE_PROBE_RESP	0x0050
    376#define IEEE80211_STYPE_BEACON		0x0080
    377#define IEEE80211_STYPE_ATIM		0x0090
    378#define IEEE80211_STYPE_DISASSOC	0x00A0
    379#define IEEE80211_STYPE_AUTH		0x00B0
    380#define IEEE80211_STYPE_DEAUTH		0x00C0
    381#define IEEE80211_STYPE_MANAGE_ACT	0x00D0
    382
    383/* control */
    384#define IEEE80211_STYPE_PSPOLL		0x00A0
    385#define IEEE80211_STYPE_RTS		0x00B0
    386#define IEEE80211_STYPE_CTS		0x00C0
    387#define IEEE80211_STYPE_ACK		0x00D0
    388#define IEEE80211_STYPE_CFEND		0x00E0
    389#define IEEE80211_STYPE_CFENDACK	0x00F0
    390#define IEEE80211_STYPE_BLOCKACK	0x0094
    391
    392/* data */
    393#define IEEE80211_STYPE_DATA		0x0000
    394#define IEEE80211_STYPE_DATA_CFACK	0x0010
    395#define IEEE80211_STYPE_DATA_CFPOLL	0x0020
    396#define IEEE80211_STYPE_DATA_CFACKPOLL	0x0030
    397#define IEEE80211_STYPE_NULLFUNC	0x0040
    398#define IEEE80211_STYPE_CFACK		0x0050
    399#define IEEE80211_STYPE_CFPOLL		0x0060
    400#define IEEE80211_STYPE_CFACKPOLL	0x0070
    401#define IEEE80211_STYPE_QOS_DATA	0x0080 //added for WMM 2006/8/2
    402#define IEEE80211_STYPE_QOS_NULL	0x00C0
    403
    404#define IEEE80211_SCTL_FRAG		0x000F
    405#define IEEE80211_SCTL_SEQ		0xFFF0
    406
    407/* QOS control */
    408#define IEEE80211_QCTL_TID              0x000F
    409
    410#define	FC_QOS_BIT					BIT(7)
    411#define IsDataFrame(pdu)			(((pdu[0] & 0x0C) == 0x08) ? true : false)
    412#define	IsLegacyDataFrame(pdu)	(IsDataFrame(pdu) && (!(pdu[0] & FC_QOS_BIT)))
    413//added by wb. Is this right?
    414#define IsQoSDataFrame(pframe)  ((*(u16 *)pframe & (IEEE80211_STYPE_QOS_DATA | IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA | IEEE80211_FTYPE_DATA))
    415#define Frame_Order(pframe)     (*(u16 *)pframe & IEEE80211_FCTL_ORDER)
    416#define SN_LESS(a, b)		(((a - b) & 0x800) != 0)
    417#define SN_EQUAL(a, b)	(a == b)
    418#define MAX_DEV_ADDR_SIZE 8
    419typedef enum _ACT_CATEGORY {
    420	ACT_CAT_QOS = 1,
    421	ACT_CAT_DLS = 2,
    422	ACT_CAT_BA  = 3,
    423	ACT_CAT_HT  = 7,
    424	ACT_CAT_WMM = 17,
    425} ACT_CATEGORY, *PACT_CATEGORY;
    426
    427typedef enum _TS_ACTION {
    428	ACT_ADDTSREQ = 0,
    429	ACT_ADDTSRSP = 1,
    430	ACT_DELTS    = 2,
    431	ACT_SCHEDULE = 3,
    432} TS_ACTION, *PTS_ACTION;
    433
    434typedef enum _BA_ACTION {
    435	ACT_ADDBAREQ = 0,
    436	ACT_ADDBARSP = 1,
    437	ACT_DELBA    = 2,
    438} BA_ACTION, *PBA_ACTION;
    439
    440typedef enum _InitialGainOpType {
    441	IG_Backup = 0,
    442	IG_Restore,
    443	IG_Max
    444} InitialGainOpType;
    445
    446/* debug macros */
    447#define CONFIG_IEEE80211_DEBUG
    448#ifdef CONFIG_IEEE80211_DEBUG
    449extern u32 ieee80211_debug_level;
    450#define IEEE80211_DEBUG(level, fmt, args...) \
    451do { if (ieee80211_debug_level & (level)) \
    452  printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
    453//wb added to debug out data buf
    454//if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
    455#define IEEE80211_DEBUG_DATA(level, data, datalen)                             \
    456	do { if ((ieee80211_debug_level & (level)) == (level))                 \
    457		{                                                              \
    458			int i;                                                 \
    459			u8 *pdata = (u8 *)data;                                \
    460			printk(KERN_DEBUG "ieee80211: %s()\n", __func__);      \
    461			for (i = 0; i < (int)(datalen); i++) {                 \
    462				printk("%2x ", pdata[i]);                      \
    463				if ((i + 1) % 16 == 0)                         \
    464					printk("\n");                          \
    465			}                                                      \
    466			printk("\n");                                          \
    467		}                                                              \
    468	} while (0)
    469#else
    470#define IEEE80211_DEBUG(level, fmt, args...)
    471#define IEEE80211_DEBUG_DATA(level, data, datalen)
    472#endif	/* CONFIG_IEEE80211_DEBUG */
    473
    474/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
    475
    476/*
    477 * To use the debug system;
    478 *
    479 * If you are defining a new debug classification, simply add it to the #define
    480 * list here in the form of:
    481 *
    482 * #define IEEE80211_DL_xxxx VALUE
    483 *
    484 * shifting value to the left one bit from the previous entry.  xxxx should be
    485 * the name of the classification (for example, WEP)
    486 *
    487 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
    488 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
    489 * to send output to that classification.
    490 *
    491 * To add your debug level to the list of levels seen when you perform
    492 *
    493 * % cat /proc/net/ipw/debug_level
    494 *
    495 * you simply need to add your entry to the ipw_debug_levels array.
    496 *
    497 * If you do not see debug_level in /proc/net/ipw then you do not have
    498 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
    499 *
    500 */
    501
    502#define IEEE80211_DL_INFO          (1<<0)
    503#define IEEE80211_DL_WX            (1<<1)
    504#define IEEE80211_DL_SCAN          (1<<2)
    505#define IEEE80211_DL_STATE         (1<<3)
    506#define IEEE80211_DL_MGMT          (1<<4)
    507#define IEEE80211_DL_FRAG          (1<<5)
    508#define IEEE80211_DL_EAP           (1<<6)
    509#define IEEE80211_DL_DROP          (1<<7)
    510
    511#define IEEE80211_DL_TX            (1<<8)
    512#define IEEE80211_DL_RX            (1<<9)
    513
    514#define IEEE80211_DL_HT		   (1<<10)  //HT
    515#define IEEE80211_DL_BA		   (1<<11)  //ba
    516#define IEEE80211_DL_TS		   (1<<12)  //TS
    517#define IEEE80211_DL_QOS           (1<<13)
    518#define IEEE80211_DL_REORDER	   (1<<14)
    519#define IEEE80211_DL_IOT	   (1<<15)
    520#define IEEE80211_DL_IPS	   (1<<16)
    521#define IEEE80211_DL_TRACE	   (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
    522#define IEEE80211_DL_DATA	   (1<<30)   //use this flag to control whether print data buf out.
    523#define IEEE80211_DL_ERR	   (1<<31)   //always open
    524#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
    525#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
    526#define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
    527
    528#define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
    529#define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
    530#define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
    531#define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
    532#define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
    533#define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
    534#define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
    535#define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
    536#define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
    537#define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
    538
    539#include <linux/if_arp.h> /* ARPHRD_ETHER */
    540
    541#ifndef WIRELESS_SPY
    542#define WIRELESS_SPY		// enable iwspy support
    543#endif
    544#include <net/iw_handler.h>	// new driver API
    545
    546#ifndef ETH_P_PAE
    547#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
    548#endif /* ETH_P_PAE */
    549
    550#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
    551
    552#ifndef ETH_P_80211_RAW
    553#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
    554#endif
    555
    556/* IEEE 802.11 defines */
    557
    558#define P80211_OUI_LEN 3
    559
    560struct ieee80211_snap_hdr {
    561
    562	u8    dsap;   /* always 0xAA */
    563	u8    ssap;   /* always 0xAA */
    564	u8    ctrl;   /* always 0x03 */
    565	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
    566
    567} __packed;
    568
    569#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
    570
    571#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
    572#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
    573#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
    574
    575#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
    576#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
    577#define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
    578
    579#define WLAN_CAPABILITY_BSS (1<<0)
    580#define WLAN_CAPABILITY_IBSS (1<<1)
    581#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
    582#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
    583#define WLAN_CAPABILITY_PRIVACY (1<<4)
    584#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
    585#define WLAN_CAPABILITY_PBCC (1<<6)
    586#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
    587#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
    588#define WLAN_CAPABILITY_QOS (1<<9)
    589#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
    590#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
    591
    592/* 802.11g ERP information element */
    593#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
    594#define WLAN_ERP_USE_PROTECTION (1<<1)
    595#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
    596
    597#define IEEE80211_STATMASK_SIGNAL (1<<0)
    598#define IEEE80211_STATMASK_RSSI (1<<1)
    599#define IEEE80211_STATMASK_NOISE (1<<2)
    600#define IEEE80211_STATMASK_RATE (1<<3)
    601#define IEEE80211_STATMASK_WEMASK 0x7
    602
    603#define IEEE80211_CCK_MODULATION    (1<<0)
    604#define IEEE80211_OFDM_MODULATION   (1<<1)
    605
    606#define IEEE80211_24GHZ_BAND     (1<<0)
    607#define IEEE80211_52GHZ_BAND     (1<<1)
    608
    609#define IEEE80211_CCK_RATE_LEN			4
    610#define IEEE80211_CCK_RATE_1MB			0x02
    611#define IEEE80211_CCK_RATE_2MB			0x04
    612#define IEEE80211_CCK_RATE_5MB			0x0B
    613#define IEEE80211_CCK_RATE_11MB			0x16
    614#define IEEE80211_OFDM_RATE_LEN			8
    615#define IEEE80211_OFDM_RATE_6MB			0x0C
    616#define IEEE80211_OFDM_RATE_9MB			0x12
    617#define IEEE80211_OFDM_RATE_12MB		0x18
    618#define IEEE80211_OFDM_RATE_18MB		0x24
    619#define IEEE80211_OFDM_RATE_24MB		0x30
    620#define IEEE80211_OFDM_RATE_36MB		0x48
    621#define IEEE80211_OFDM_RATE_48MB		0x60
    622#define IEEE80211_OFDM_RATE_54MB		0x6C
    623#define IEEE80211_BASIC_RATE_MASK		0x80
    624
    625#define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
    626#define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
    627#define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
    628#define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
    629#define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
    630#define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
    631#define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
    632#define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
    633#define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
    634#define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
    635#define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
    636#define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
    637
    638#define IEEE80211_CCK_RATES_MASK		0x0000000F
    639#define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
    640	IEEE80211_CCK_RATE_2MB_MASK)
    641#define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
    642	IEEE80211_CCK_RATE_5MB_MASK | \
    643	IEEE80211_CCK_RATE_11MB_MASK)
    644
    645#define IEEE80211_OFDM_RATES_MASK		0x00000FF0
    646#define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
    647	IEEE80211_OFDM_RATE_12MB_MASK | \
    648	IEEE80211_OFDM_RATE_24MB_MASK)
    649#define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
    650	IEEE80211_OFDM_RATE_9MB_MASK  | \
    651	IEEE80211_OFDM_RATE_18MB_MASK | \
    652	IEEE80211_OFDM_RATE_36MB_MASK | \
    653	IEEE80211_OFDM_RATE_48MB_MASK | \
    654	IEEE80211_OFDM_RATE_54MB_MASK)
    655#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
    656				IEEE80211_CCK_DEFAULT_RATES_MASK)
    657
    658#define IEEE80211_NUM_OFDM_RATES	    8
    659#define IEEE80211_NUM_CCK_RATES		    4
    660#define IEEE80211_OFDM_SHIFT_MASK_A         4
    661
    662
    663/* this is stolen and modified from the madwifi driver*/
    664#define IEEE80211_FC0_TYPE_MASK		0x0c
    665#define IEEE80211_FC0_TYPE_DATA		0x08
    666#define IEEE80211_FC0_SUBTYPE_MASK	0xB0
    667#define IEEE80211_FC0_SUBTYPE_QOS	0x80
    668
    669#define IEEE80211_QOS_HAS_SEQ(fc) \
    670	(((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
    671	 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
    672
    673/* this is stolen from ipw2200 driver */
    674#define IEEE_IBSS_MAC_HASH_SIZE 31
    675struct ieee_ibss_seq {
    676	u8 mac[ETH_ALEN];
    677	u16 seq_num[17];
    678	u16 frag_num[17];
    679	unsigned long packet_time[17];
    680	struct list_head list;
    681};
    682
    683/* NOTE: This data is for statistical purposes; not all hardware provides this
    684 *       information for frames received.  Not setting these will not cause
    685 *       any adverse affects.
    686 */
    687struct ieee80211_rx_stats {
    688	u32 mac_time[2];
    689	s8 rssi;
    690	u8 signal;
    691	u8 noise;
    692	u16 rate; /* in 100 kbps */
    693	u8 received_channel;
    694	u8 control;
    695	u8 mask;
    696	u8 freq;
    697	u16 len;
    698	u64 tsf;
    699	u32 beacon_time;
    700	u8 nic_type;
    701	u16       Length;
    702	//      u8        DataRate;      // In 0.5 Mbps
    703	u8        SignalQuality; // in 0-100 index.
    704	s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
    705	s8        RxPower; // in dBm Translate from PWdB
    706	u8        SignalStrength; // in 0-100 index.
    707	u16       bHwError:1;
    708	u16       bCRC:1;
    709	u16       bICV:1;
    710	u16       bShortPreamble:1;
    711	u16       Antenna:1;      //for rtl8185
    712	u16       Decrypted:1;    //for rtl8185, rtl8187
    713	u16       Wakeup:1;       //for rtl8185
    714	u16       Reserved0:1;    //for rtl8185
    715	u8        AGC;
    716	u32       TimeStampLow;
    717	u32       TimeStampHigh;
    718	bool      bShift;
    719	bool      bIsQosData;             // Added by Annie, 2005-12-22.
    720	u8        UserPriority;
    721
    722	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
    723	//1Attention Please!!!<11n or 8190 specific code should be put below this line>
    724	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
    725
    726	u8        RxDrvInfoSize;
    727	u8        RxBufShift;
    728	bool      bIsAMPDU;
    729	bool      bFirstMPDU;
    730	bool      bContainHTC;
    731	bool      RxIs40MHzPacket;
    732	u32       RxPWDBAll;
    733	u8        RxMIMOSignalStrength[4];        // in 0~100 index
    734	s8        RxMIMOSignalQuality[2];
    735	bool      bPacketMatchBSSID;
    736	bool      bIsCCK;
    737	bool      bPacketToSelf;
    738	//added by amy
    739	u8        *virtual_address;
    740	u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
    741	u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
    742	u16          fragoffset;                        // Data offset for this fragment
    743	u16          ntotalfrag;
    744	bool		  bisrxaggrsubframe;
    745	bool		  bPacketBeacon;	//cosa add for rssi
    746	bool		  bToSelfBA;		//cosa add for rssi
    747	s8		  cck_adc_pwdb[4];	//cosa add for rx path selection
    748	u16		  Seq_Num;
    749
    750};
    751
    752/* IEEE 802.11 requires that STA supports concurrent reception of at least
    753 * three fragmented frames. This define can be increased to support more
    754 * concurrent frames, but it should be noted that each entry can consume about
    755 * 2 kB of RAM and increasing cache size will slow down frame reassembly.
    756 */
    757#define IEEE80211_FRAG_CACHE_LEN 4
    758
    759struct ieee80211_frag_entry {
    760	unsigned long first_frag_time;
    761	unsigned int seq;
    762	unsigned int last_frag;
    763	struct sk_buff *skb;
    764	u8 src_addr[ETH_ALEN];
    765	u8 dst_addr[ETH_ALEN];
    766};
    767
    768struct ieee80211_stats {
    769	unsigned int tx_unicast_frames;
    770	unsigned int tx_multicast_frames;
    771	unsigned int tx_fragments;
    772	unsigned int tx_unicast_octets;
    773	unsigned int tx_multicast_octets;
    774	unsigned int tx_deferred_transmissions;
    775	unsigned int tx_single_retry_frames;
    776	unsigned int tx_multiple_retry_frames;
    777	unsigned int tx_retry_limit_exceeded;
    778	unsigned int tx_discards;
    779	unsigned int rx_unicast_frames;
    780	unsigned int rx_multicast_frames;
    781	unsigned int rx_fragments;
    782	unsigned int rx_unicast_octets;
    783	unsigned int rx_multicast_octets;
    784	unsigned int rx_fcs_errors;
    785	unsigned int rx_discards_no_buffer;
    786	unsigned int tx_discards_wrong_sa;
    787	unsigned int rx_discards_undecryptable;
    788	unsigned int rx_message_in_msg_fragments;
    789	unsigned int rx_message_in_bad_msg_fragments;
    790};
    791
    792struct ieee80211_device;
    793
    794#include "ieee80211_crypt.h"
    795
    796#define SEC_KEY_1         (1<<0)
    797#define SEC_KEY_2         (1<<1)
    798#define SEC_KEY_3         (1<<2)
    799#define SEC_KEY_4         (1<<3)
    800#define SEC_ACTIVE_KEY    (1<<4)
    801#define SEC_AUTH_MODE     (1<<5)
    802#define SEC_UNICAST_GROUP (1<<6)
    803#define SEC_LEVEL         (1<<7)
    804#define SEC_ENABLED       (1<<8)
    805#define SEC_ENCRYPT       (1<<9)
    806
    807#define SEC_LEVEL_0      0 /* None */
    808#define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
    809#define SEC_LEVEL_2      2 /* Level 1 + TKIP */
    810#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
    811#define SEC_LEVEL_3      4 /* Level 2 + CCMP */
    812
    813#define SEC_ALG_NONE            0
    814#define SEC_ALG_WEP             1
    815#define SEC_ALG_TKIP            2
    816#define SEC_ALG_CCMP            3
    817
    818#define WEP_KEYS		4
    819#define WEP_KEY_LEN		13
    820#define SCM_KEY_LEN             32
    821#define SCM_TEMPORAL_KEY_LENGTH 16
    822
    823struct ieee80211_security {
    824	u16 active_key:2,
    825	    enabled:1,
    826	    auth_algo:4,
    827	    unicast_uses_group:1,
    828	    encrypt:1;
    829	u8 auth_mode;
    830	u8 key_sizes[WEP_KEYS];
    831	u8 keys[WEP_KEYS][SCM_KEY_LEN];
    832	u8 level;
    833	u16 flags;
    834} __packed;
    835
    836
    837/*
    838 *  802.11 data frame from AP
    839 *       ,-------------------------------------------------------------------.
    840 * Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
    841 *       |------|------|---------|---------|---------|------|---------|------|
    842 * Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
    843 *       |      | tion | (BSSID) |         |         | ence |  data   |      |
    844 *       `-------------------------------------------------------------------'
    845 *  Total: 28-2340 bytes
    846 */
    847
    848/* Management Frame Information Element Types */
    849enum ieee80211_mfie {
    850	MFIE_TYPE_SSID = 0,
    851	MFIE_TYPE_RATES = 1,
    852	MFIE_TYPE_FH_SET = 2,
    853	MFIE_TYPE_DS_SET = 3,
    854	MFIE_TYPE_CF_SET = 4,
    855	MFIE_TYPE_TIM = 5,
    856	MFIE_TYPE_IBSS_SET = 6,
    857	MFIE_TYPE_COUNTRY = 7,
    858	MFIE_TYPE_HOP_PARAMS = 8,
    859	MFIE_TYPE_HOP_TABLE = 9,
    860	MFIE_TYPE_REQUEST = 10,
    861	MFIE_TYPE_CHALLENGE = 16,
    862	MFIE_TYPE_POWER_CONSTRAINT = 32,
    863	MFIE_TYPE_POWER_CAPABILITY = 33,
    864	MFIE_TYPE_TPC_REQUEST = 34,
    865	MFIE_TYPE_TPC_REPORT = 35,
    866	MFIE_TYPE_SUPP_CHANNELS = 36,
    867	MFIE_TYPE_CSA = 37,
    868	MFIE_TYPE_MEASURE_REQUEST = 38,
    869	MFIE_TYPE_MEASURE_REPORT = 39,
    870	MFIE_TYPE_QUIET = 40,
    871	MFIE_TYPE_IBSS_DFS = 41,
    872	MFIE_TYPE_ERP = 42,
    873	MFIE_TYPE_RSN = 48,
    874	MFIE_TYPE_RATES_EX = 50,
    875	MFIE_TYPE_HT_CAP = 45,
    876	 MFIE_TYPE_HT_INFO = 61,
    877	 MFIE_TYPE_AIRONET = 133,
    878	MFIE_TYPE_GENERIC = 221,
    879	MFIE_TYPE_QOS_PARAMETER = 222,
    880};
    881
    882/* Minimal header; can be used for passing 802.11 frames with sufficient
    883 * information to determine what type of underlying data type is actually
    884 * stored in the data.
    885 */
    886struct rtl_80211_hdr {
    887	__le16 frame_ctl;
    888	__le16 duration_id;
    889	u8 payload[];
    890} __packed;
    891
    892struct rtl_80211_hdr_1addr {
    893	__le16 frame_ctl;
    894	__le16 duration_id;
    895	u8 addr1[ETH_ALEN];
    896	u8 payload[];
    897} __packed;
    898
    899struct rtl_80211_hdr_2addr {
    900	__le16 frame_ctl;
    901	__le16 duration_id;
    902	u8 addr1[ETH_ALEN];
    903	u8 addr2[ETH_ALEN];
    904	u8 payload[];
    905} __packed;
    906
    907struct rtl_80211_hdr_3addr {
    908	__le16 frame_ctl;
    909	__le16 duration_id;
    910	u8 addr1[ETH_ALEN];
    911	u8 addr2[ETH_ALEN];
    912	u8 addr3[ETH_ALEN];
    913	__le16 seq_ctl;
    914	u8 payload[];
    915} __packed;
    916
    917struct rtl_80211_hdr_4addr {
    918	__le16 frame_ctl;
    919	__le16 duration_id;
    920	u8 addr1[ETH_ALEN];
    921	u8 addr2[ETH_ALEN];
    922	u8 addr3[ETH_ALEN];
    923	__le16 seq_ctl;
    924	u8 addr4[ETH_ALEN];
    925	u8 payload[];
    926} __packed;
    927
    928struct rtl_80211_hdr_3addrqos {
    929	__le16 frame_ctl;
    930	__le16 duration_id;
    931	u8 addr1[ETH_ALEN];
    932	u8 addr2[ETH_ALEN];
    933	u8 addr3[ETH_ALEN];
    934	__le16 seq_ctl;
    935	u8 payload[0];
    936	__le16 qos_ctl;
    937} __packed;
    938
    939struct rtl_80211_hdr_4addrqos {
    940	__le16 frame_ctl;
    941	__le16 duration_id;
    942	u8 addr1[ETH_ALEN];
    943	u8 addr2[ETH_ALEN];
    944	u8 addr3[ETH_ALEN];
    945	__le16 seq_ctl;
    946	u8 addr4[ETH_ALEN];
    947	u8 payload[0];
    948	__le16 qos_ctl;
    949} __packed;
    950
    951struct ieee80211_info_element {
    952	u8 id;
    953	u8 len;
    954	u8 data[];
    955} __packed;
    956
    957struct ieee80211_authentication {
    958	struct rtl_80211_hdr_3addr header;
    959	__le16 algorithm;
    960	__le16 transaction;
    961	__le16 status;
    962	/*challenge*/
    963	struct ieee80211_info_element info_element[];
    964} __packed;
    965
    966struct ieee80211_disassoc {
    967	struct rtl_80211_hdr_3addr header;
    968	__le16 reason;
    969} __packed;
    970
    971struct ieee80211_probe_request {
    972	struct rtl_80211_hdr_3addr header;
    973	/* SSID, supported rates */
    974	struct ieee80211_info_element info_element[];
    975} __packed;
    976
    977struct ieee80211_probe_response {
    978	struct rtl_80211_hdr_3addr header;
    979	__le32 time_stamp[2];
    980	__le16 beacon_interval;
    981	__le16 capability;
    982	/* SSID, supported rates, FH params, DS params,
    983	 * CF params, IBSS params, TIM (if beacon), RSN
    984	 */
    985	struct ieee80211_info_element info_element[];
    986} __packed;
    987
    988/* Alias beacon for probe_response */
    989#define ieee80211_beacon ieee80211_probe_response
    990
    991struct ieee80211_assoc_request_frame {
    992	struct rtl_80211_hdr_3addr header;
    993	__le16 capability;
    994	__le16 listen_interval;
    995	/* SSID, supported rates, RSN */
    996	struct ieee80211_info_element info_element[];
    997} __packed;
    998
    999struct ieee80211_reassoc_request_frame {
   1000	struct rtl_80211_hdr_3addr header;
   1001	__le16 capability;
   1002	__le16 listen_interval;
   1003	u8 current_ap[ETH_ALEN];
   1004	/* SSID, supported rates, RSN */
   1005	struct ieee80211_info_element info_element[];
   1006} __packed;
   1007
   1008struct ieee80211_assoc_response_frame {
   1009	struct rtl_80211_hdr_3addr header;
   1010	__le16 capability;
   1011	__le16 status;
   1012	__le16 aid;
   1013	struct ieee80211_info_element info_element[]; /* supported rates */
   1014} __packed;
   1015
   1016struct ieee80211_txb {
   1017	u8 nr_frags;
   1018	u8 encrypted;
   1019	u8 queue_index;
   1020	u8 rts_included;
   1021	u16 reserved;
   1022	__le16 frag_size;
   1023	__le16 payload_size;
   1024	struct sk_buff *fragments[];
   1025};
   1026
   1027#define MAX_TX_AGG_COUNT		  16
   1028struct ieee80211_drv_agg_txb {
   1029	u8 nr_drv_agg_frames;
   1030	struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
   1031} __packed;
   1032
   1033#define MAX_SUBFRAME_COUNT		  64
   1034struct ieee80211_rxb {
   1035	u8 nr_subframes;
   1036	struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
   1037	u8 dst[ETH_ALEN];
   1038	u8 src[ETH_ALEN];
   1039} __packed;
   1040
   1041typedef union _frameqos {
   1042	u16 shortdata;
   1043	u8  chardata[2];
   1044	struct {
   1045		u16 tid:4;
   1046		u16 eosp:1;
   1047		u16 ack_policy:2;
   1048		u16 reserved:1;
   1049		u16 txop:8;
   1050	} field;
   1051} frameqos, *pframeqos;
   1052
   1053/* SWEEP TABLE ENTRIES NUMBER*/
   1054#define MAX_SWEEP_TAB_ENTRIES		  42
   1055#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
   1056/* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
   1057 * only use 8, and then use extended rates for the remaining supported
   1058 * rates.  Other APs, however, stick all of their supported rates on the
   1059 * main rates information element...
   1060 */
   1061#define MAX_RATES_LENGTH                  ((u8)12)
   1062#define MAX_RATES_EX_LENGTH               ((u8)16)
   1063#define MAX_NETWORK_COUNT                  128
   1064
   1065#define MAX_CHANNEL_NUMBER                 161
   1066#define IEEE80211_SOFTMAC_SCAN_TIME	   100
   1067//(HZ / 2)
   1068#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
   1069
   1070#define CRC_LENGTH                 4U
   1071
   1072#define MAX_WPA_IE_LEN 64
   1073
   1074#define NETWORK_EMPTY_ESSID (1<<0)
   1075#define NETWORK_HAS_OFDM    (1<<1)
   1076#define NETWORK_HAS_CCK     (1<<2)
   1077
   1078/* QoS structure */
   1079#define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
   1080#define NETWORK_HAS_QOS_INFORMATION     (1<<4)
   1081#define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
   1082					 NETWORK_HAS_QOS_INFORMATION)
   1083/* 802.11h */
   1084#define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
   1085#define NETWORK_HAS_CSA                 (1<<6)
   1086#define NETWORK_HAS_QUIET               (1<<7)
   1087#define NETWORK_HAS_IBSS_DFS            (1<<8)
   1088#define NETWORK_HAS_TPC_REPORT          (1<<9)
   1089
   1090#define NETWORK_HAS_ERP_VALUE           (1<<10)
   1091
   1092#define QOS_QUEUE_NUM                   4
   1093#define QOS_OUI_LEN                     3
   1094#define QOS_OUI_TYPE                    2
   1095#define QOS_ELEMENT_ID                  221
   1096#define QOS_OUI_INFO_SUB_TYPE           0
   1097#define QOS_OUI_PARAM_SUB_TYPE          1
   1098#define QOS_VERSION_1                   1
   1099#define QOS_AIFSN_MIN_VALUE             2
   1100struct ieee80211_qos_information_element {
   1101	u8 elementID;
   1102	u8 length;
   1103	u8 qui[QOS_OUI_LEN];
   1104	u8 qui_type;
   1105	u8 qui_subtype;
   1106	u8 version;
   1107	u8 ac_info;
   1108} __packed;
   1109
   1110struct ieee80211_qos_ac_parameter {
   1111	u8 aci_aifsn;
   1112	u8 ecw_min_max;
   1113	__le16 tx_op_limit;
   1114} __packed;
   1115
   1116struct ieee80211_qos_parameter_info {
   1117	struct ieee80211_qos_information_element info_element;
   1118	u8 reserved;
   1119	struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
   1120} __packed;
   1121
   1122struct ieee80211_qos_parameters {
   1123	__le16 cw_min[QOS_QUEUE_NUM];
   1124	__le16 cw_max[QOS_QUEUE_NUM];
   1125	u8 aifs[QOS_QUEUE_NUM];
   1126	u8 flag[QOS_QUEUE_NUM];
   1127	__le16 tx_op_limit[QOS_QUEUE_NUM];
   1128} __packed;
   1129
   1130struct ieee80211_qos_data {
   1131	struct ieee80211_qos_parameters parameters;
   1132	int active;
   1133	int supported;
   1134	u8 param_count;
   1135	u8 old_param_count;
   1136};
   1137
   1138struct ieee80211_tim_parameters {
   1139	u8 tim_count;
   1140	u8 tim_period;
   1141} __packed;
   1142
   1143//#else
   1144struct ieee80211_wmm_ts_info {
   1145	u8 ac_dir_tid;
   1146	u8 ac_up_psb;
   1147	u8 reserved;
   1148} __packed;
   1149
   1150struct ieee80211_wmm_tspec_elem {
   1151	struct ieee80211_wmm_ts_info ts_info;
   1152	u16 norm_msdu_size;
   1153	u16 max_msdu_size;
   1154	u32 min_serv_inter;
   1155	u32 max_serv_inter;
   1156	u32 inact_inter;
   1157	u32 suspen_inter;
   1158	u32 serv_start_time;
   1159	u32 min_data_rate;
   1160	u32 mean_data_rate;
   1161	u32 peak_data_rate;
   1162	u32 max_burst_size;
   1163	u32 delay_bound;
   1164	u32 min_phy_rate;
   1165	u16 surp_band_allow;
   1166	u16 medium_time;
   1167} __packed;
   1168enum eap_type {
   1169	EAP_PACKET = 0,
   1170	EAPOL_START,
   1171	EAPOL_LOGOFF,
   1172	EAPOL_KEY,
   1173	EAPOL_ENCAP_ASF_ALERT
   1174};
   1175
   1176static const char *eap_types[] = {
   1177	[EAP_PACKET]		= "EAP-Packet",
   1178	[EAPOL_START]		= "EAPOL-Start",
   1179	[EAPOL_LOGOFF]		= "EAPOL-Logoff",
   1180	[EAPOL_KEY]		= "EAPOL-Key",
   1181	[EAPOL_ENCAP_ASF_ALERT]	= "EAPOL-Encap-ASF-Alert"
   1182};
   1183
   1184static inline const char *eap_get_type(int type)
   1185{
   1186	return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
   1187}
   1188//added by amy for reorder
   1189static inline u8 Frame_QoSTID(u8 *buf)
   1190{
   1191	struct rtl_80211_hdr_3addr *hdr;
   1192	u16 fc;
   1193	hdr = (struct rtl_80211_hdr_3addr *)buf;
   1194	fc = le16_to_cpu(hdr->frame_ctl);
   1195	return (u8)((frameqos *)(buf + (((fc & IEEE80211_FCTL_TODS) && (fc & IEEE80211_FCTL_FROMDS)) ? 30 : 24)))->field.tid;
   1196}
   1197
   1198//added by amy for reorder
   1199
   1200struct eapol {
   1201	u8 snap[6];
   1202	u16 ethertype;
   1203	u8 version;
   1204	u8 type;
   1205	u16 length;
   1206} __packed;
   1207
   1208struct ieee80211_softmac_stats {
   1209	unsigned int rx_ass_ok;
   1210	unsigned int rx_ass_err;
   1211	unsigned int rx_probe_rq;
   1212	unsigned int tx_probe_rs;
   1213	unsigned int tx_beacons;
   1214	unsigned int rx_auth_rq;
   1215	unsigned int rx_auth_rs_ok;
   1216	unsigned int rx_auth_rs_err;
   1217	unsigned int tx_auth_rq;
   1218	unsigned int no_auth_rs;
   1219	unsigned int no_ass_rs;
   1220	unsigned int tx_ass_rq;
   1221	unsigned int rx_ass_rq;
   1222	unsigned int tx_probe_rq;
   1223	unsigned int reassoc;
   1224	unsigned int swtxstop;
   1225	unsigned int swtxawake;
   1226	unsigned char CurrentShowTxate;
   1227	unsigned char last_packet_rate;
   1228	unsigned int txretrycount;
   1229};
   1230
   1231#define BEACON_PROBE_SSID_ID_POSITION 12
   1232
   1233struct ieee80211_info_element_hdr {
   1234	u8 id;
   1235	u8 len;
   1236} __packed;
   1237
   1238/*
   1239 * These are the data types that can make up management packets
   1240 *
   1241	u16 auth_algorithm;
   1242	u16 auth_sequence;
   1243	u16 beacon_interval;
   1244	u16 capability;
   1245	u8 current_ap[ETH_ALEN];
   1246	u16 listen_interval;
   1247	struct {
   1248		u16 association_id:14, reserved:2;
   1249	} __packed;
   1250	u32 time_stamp[2];
   1251	u16 reason;
   1252	u16 status;
   1253*/
   1254
   1255#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
   1256#define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
   1257
   1258enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
   1259#define MAX_SP_Len  (WMM_all_frame << 4)
   1260#define IEEE80211_QOS_TID 0x0f
   1261#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
   1262
   1263#define IEEE80211_DTIM_MBCAST 4
   1264#define IEEE80211_DTIM_UCAST 2
   1265#define IEEE80211_DTIM_VALID 1
   1266#define IEEE80211_DTIM_INVALID 0
   1267
   1268#define IEEE80211_PS_DISABLED 0
   1269#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
   1270#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
   1271
   1272//added by David for QoS 2006/6/30
   1273//#define WMM_Hang_8187
   1274#ifdef WMM_Hang_8187
   1275#undef WMM_Hang_8187
   1276#endif
   1277
   1278#define WME_AC_BK   0x00
   1279#define WME_AC_BE   0x01
   1280#define WME_AC_VI   0x02
   1281#define WME_AC_VO   0x03
   1282#define WME_ACI_MASK 0x03
   1283#define WME_AIFSN_MASK 0x03
   1284#define WME_AC_PRAM_LEN 16
   1285
   1286#define MAX_RECEIVE_BUFFER_SIZE 9100
   1287
   1288//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
   1289//#define UP2AC(up)	((up<3) ? ((up==0)?1:0) : (up>>1))
   1290#define UP2AC(up) (		   \
   1291	((up) < 1) ? WME_AC_BE : \
   1292	((up) < 3) ? WME_AC_BK : \
   1293	((up) < 4) ? WME_AC_BE : \
   1294	((up) < 6) ? WME_AC_VI : \
   1295	WME_AC_VO)
   1296//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
   1297#define AC2UP(_ac)	(       \
   1298	((_ac) == WME_AC_VO) ? 6 : \
   1299	((_ac) == WME_AC_VI) ? 5 : \
   1300	((_ac) == WME_AC_BK) ? 1 : \
   1301	0)
   1302
   1303#define	ETHER_ADDR_LEN		6	/* length of an Ethernet address */
   1304#define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
   1305
   1306struct	ether_header {
   1307	u8 ether_dhost[ETHER_ADDR_LEN];
   1308	u8 ether_shost[ETHER_ADDR_LEN];
   1309	u16 ether_type;
   1310} __packed;
   1311
   1312#ifndef ETHERTYPE_PAE
   1313#define	ETHERTYPE_PAE	0x888e		/* EAPOL PAE/802.1x */
   1314#endif
   1315#ifndef ETHERTYPE_IP
   1316#define	ETHERTYPE_IP	0x0800		/* IP protocol */
   1317#endif
   1318
   1319typedef enum _erp_t {
   1320	ERP_NonERPpresent	= 0x01,
   1321	ERP_UseProtection	= 0x02,
   1322	ERP_BarkerPreambleMode = 0x04,
   1323} erp_t;
   1324
   1325
   1326struct ieee80211_network {
   1327	/* These entries are used to identify a unique network */
   1328	u8 bssid[ETH_ALEN];   /* u16 aligned! */
   1329	u8 channel;
   1330
   1331	// CCXv4 S59, MBSSID.
   1332	bool	bMBssidValid;
   1333	u8	MBssid[ETH_ALEN];    /* u16 aligned! */
   1334	u8	MBssidMask;
   1335	/* Ensure null-terminated for any debug msgs */
   1336	u8 ssid[IW_ESSID_MAX_SIZE + 1];
   1337	u8 ssid_len;
   1338	struct ieee80211_qos_data qos_data;
   1339
   1340	//added by amy for LEAP
   1341	bool	bWithAironetIE;
   1342	bool	bCkipSupported;
   1343	bool	bCcxRmEnable;
   1344	u16	CcxRmState[2];
   1345	// CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
   1346	bool	bWithCcxVerNum;
   1347	u8	BssCcxVerNumber;
   1348	/* These are network statistics */
   1349	struct ieee80211_rx_stats stats;
   1350	u16 capability;
   1351	u8  rates[MAX_RATES_LENGTH];
   1352	u8  rates_len;
   1353	u8  rates_ex[MAX_RATES_EX_LENGTH];
   1354	u8  rates_ex_len;
   1355	unsigned long last_scanned;
   1356	u8  mode;
   1357	u32 flags;
   1358	u32 last_associate;
   1359	u32 time_stamp[2];
   1360	u16 beacon_interval;
   1361	u16 listen_interval;
   1362	u16 atim_window;
   1363	u8  erp_value;
   1364	u8  wpa_ie[MAX_WPA_IE_LEN];
   1365	size_t wpa_ie_len;
   1366	u8  rsn_ie[MAX_WPA_IE_LEN];
   1367	size_t rsn_ie_len;
   1368
   1369	struct ieee80211_tim_parameters tim;
   1370	u8  dtim_period;
   1371	u8  dtim_data;
   1372	u32 last_dtim_sta_time[2];
   1373
   1374	//appeded for QoS
   1375	u8 wmm_info;
   1376	struct ieee80211_wmm_ac_param wmm_param[4];
   1377	u8 QoS_Enable;
   1378#ifdef THOMAS_TURBO
   1379	u8 Turbo_Enable;//enable turbo mode, added by thomas
   1380#endif
   1381	u16 CountryIeLen;
   1382	u8 CountryIeBuf[MAX_IE_LEN];
   1383	// HT Related, by amy, 2008.04.29
   1384	BSS_HT	bssht;
   1385	// Add to handle broadcom AP management frame CCK rate.
   1386	bool broadcom_cap_exist;
   1387	bool ralink_cap_exist;
   1388	bool atheros_cap_exist;
   1389	bool cisco_cap_exist;
   1390	bool unknown_cap_exist;
   1391//	u8	berp_info;
   1392	bool	berp_info_valid;
   1393	bool buseprotection;
   1394	//put at the end of the structure.
   1395	struct list_head list;
   1396};
   1397
   1398enum ieee80211_state {
   1399
   1400	/* the card is not linked at all */
   1401	IEEE80211_NOLINK = 0,
   1402
   1403	/* IEEE80211_ASSOCIATING* are for BSS client mode
   1404	 * the driver shall not perform RX filtering unless
   1405	 * the state is LINKED.
   1406	 * The driver shall just check for the state LINKED and
   1407	 * defaults to NOLINK for ALL the other states (including
   1408	 * LINKED_SCANNING)
   1409	 */
   1410
   1411	/* the association procedure will start (wq scheduling)*/
   1412	IEEE80211_ASSOCIATING,
   1413	IEEE80211_ASSOCIATING_RETRY,
   1414
   1415	/* the association procedure is sending AUTH request*/
   1416	IEEE80211_ASSOCIATING_AUTHENTICATING,
   1417
   1418	/* the association procedure has successfully authentcated
   1419	 * and is sending association request
   1420	 */
   1421	IEEE80211_ASSOCIATING_AUTHENTICATED,
   1422
   1423	/* the link is ok. the card associated to a BSS or linked
   1424	 * to a ibss cell or acting as an AP and creating the bss
   1425	 */
   1426	IEEE80211_LINKED,
   1427
   1428	/* same as LINKED, but the driver shall apply RX filter
   1429	 * rules as we are in NO_LINK mode. As the card is still
   1430	 * logically linked, but it is doing a syncro site survey
   1431	 * then it will be back to LINKED state.
   1432	 */
   1433	IEEE80211_LINKED_SCANNING,
   1434
   1435};
   1436
   1437#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
   1438#define DEFAULT_FTS 2346
   1439
   1440#define CFG_IEEE80211_RESERVE_FCS (1<<0)
   1441#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
   1442#define CFG_IEEE80211_RTS (1<<2)
   1443
   1444#define IEEE80211_24GHZ_MIN_CHANNEL 1
   1445#define IEEE80211_24GHZ_MAX_CHANNEL 14
   1446#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
   1447				  IEEE80211_24GHZ_MIN_CHANNEL + 1)
   1448
   1449#define IEEE80211_52GHZ_MIN_CHANNEL 34
   1450#define IEEE80211_52GHZ_MAX_CHANNEL 165
   1451#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
   1452				  IEEE80211_52GHZ_MIN_CHANNEL + 1)
   1453
   1454
   1455
   1456struct tx_pending {
   1457	int frag;
   1458	struct ieee80211_txb *txb;
   1459};
   1460
   1461struct bandwidth_autoswitch {
   1462	long threshold_20Mhzto40Mhz;
   1463	long	threshold_40Mhzto20Mhz;
   1464	bool bforced_tx20Mhz;
   1465	bool bautoswitch_enable;
   1466};
   1467
   1468
   1469//added by amy for order
   1470
   1471#define REORDER_WIN_SIZE	128
   1472#define REORDER_ENTRY_NUM	128
   1473struct rx_reorder_entry {
   1474	struct list_head	List;
   1475	u16			SeqNum;
   1476	struct ieee80211_rxb *prxb;
   1477};
   1478//added by amy for order
   1479typedef enum _Fsync_State {
   1480	Default_Fsync,
   1481	HW_Fsync,
   1482	SW_Fsync
   1483} Fsync_State;
   1484
   1485// Power save mode configured.
   1486typedef	enum _RT_PS_MODE {
   1487	eActive,	// Active/Continuous access.
   1488	eMaxPs,		// Max power save mode.
   1489	eFastPs		// Fast power save mode.
   1490} RT_PS_MODE;
   1491
   1492typedef enum _IPS_CALLBACK_FUNCION {
   1493	IPS_CALLBACK_NONE = 0,
   1494	IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
   1495	IPS_CALLBACK_JOIN_REQUEST = 2,
   1496} IPS_CALLBACK_FUNCION;
   1497
   1498typedef enum _RT_JOIN_ACTION {
   1499	RT_JOIN_INFRA   = 1,
   1500	RT_JOIN_IBSS  = 2,
   1501	RT_START_IBSS = 3,
   1502	RT_NO_ACTION  = 4,
   1503} RT_JOIN_ACTION;
   1504
   1505struct ibss_parms {
   1506	u16   atimWin;
   1507};
   1508#define MAX_NUM_RATES	264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
   1509
   1510// RF state.
   1511typedef	enum _RT_RF_POWER_STATE {
   1512	eRfOn,
   1513	eRfSleep,
   1514	eRfOff
   1515} RT_RF_POWER_STATE;
   1516
   1517struct rt_power_save_control {
   1518
   1519	//
   1520	// Inactive Power Save(IPS) : Disable RF when disconnected
   1521	//
   1522	bool				bInactivePs;
   1523	bool				bIPSModeBackup;
   1524	bool				bSwRfProcessing;
   1525	RT_RF_POWER_STATE	eInactivePowerState;
   1526	struct work_struct	InactivePsWorkItem;
   1527	struct timer_list	InactivePsTimer;
   1528
   1529	// Return point for join action
   1530	IPS_CALLBACK_FUNCION	ReturnPoint;
   1531
   1532	// Recored Parameters for rescheduled JoinRequest
   1533	bool				bTmpBssDesc;
   1534	RT_JOIN_ACTION		tmpJoinAction;
   1535	struct ieee80211_network tmpBssDesc;
   1536
   1537	// Recored Parameters for rescheduled MgntLinkRequest
   1538	bool				bTmpScanOnly;
   1539	bool				bTmpActiveScan;
   1540	bool				bTmpFilterHiddenAP;
   1541	bool				bTmpUpdateParms;
   1542	u8					tmpSsidBuf[33];
   1543	struct octet_string			tmpSsid2Scan;
   1544	bool				bTmpSsid2Scan;
   1545	u8					tmpNetworkType;
   1546	u8					tmpChannelNumber;
   1547	u16					tmpBcnPeriod;
   1548	u8					tmpDtimPeriod;
   1549	u16					tmpmCap;
   1550	struct octet_string			tmpSuppRateSet;
   1551	u8					tmpSuppRateBuf[MAX_NUM_RATES];
   1552	bool				bTmpSuppRate;
   1553	struct ibss_parms			tmpIbpm;
   1554	bool				bTmpIbpm;
   1555
   1556	//
   1557	// Leisre Poswer Save : Disable RF if connected but traffic is not busy
   1558	//
   1559	bool				bLeisurePs;
   1560
   1561};
   1562
   1563typedef u32 RT_RF_CHANGE_SOURCE;
   1564#define RF_CHANGE_BY_SW		BIT(31)
   1565#define RF_CHANGE_BY_HW		BIT(30)
   1566#define RF_CHANGE_BY_PS		BIT(29)
   1567#define RF_CHANGE_BY_IPS	BIT(28)
   1568#define RF_CHANGE_BY_INIT	0	// Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
   1569
   1570typedef enum {
   1571	COUNTRY_CODE_FCC = 0,
   1572	COUNTRY_CODE_IC = 1,
   1573	COUNTRY_CODE_ETSI = 2,
   1574	COUNTRY_CODE_SPAIN = 3,
   1575	COUNTRY_CODE_FRANCE = 4,
   1576	COUNTRY_CODE_MKK = 5,
   1577	COUNTRY_CODE_MKK1 = 6,
   1578	COUNTRY_CODE_ISRAEL = 7,
   1579	COUNTRY_CODE_TELEC,
   1580	COUNTRY_CODE_MIC,
   1581	COUNTRY_CODE_GLOBAL_DOMAIN
   1582} country_code_type_t;
   1583
   1584#define RT_MAX_LD_SLOT_NUM	10
   1585struct rt_link_detect {
   1586
   1587	u32				NumRecvBcnInPeriod;
   1588	u32				NumRecvDataInPeriod;
   1589
   1590	u32				RxBcnNum[RT_MAX_LD_SLOT_NUM];	// number of Rx beacon / CheckForHang_period  to determine link status
   1591	u32				RxDataNum[RT_MAX_LD_SLOT_NUM];	// number of Rx data / CheckForHang_period  to determine link status
   1592	u16				SlotNum;	// number of CheckForHang period to determine link status
   1593	u16				SlotIndex;
   1594
   1595	u32				NumTxOkInPeriod;
   1596	u32				NumRxOkInPeriod;
   1597	bool				bBusyTraffic;
   1598};
   1599
   1600
   1601struct ieee80211_device {
   1602	struct net_device *dev;
   1603	struct ieee80211_security sec;
   1604
   1605	//hw security related
   1606//	u8 hwsec_support; //support?
   1607	u8 hwsec_active;  //hw security active.
   1608	bool is_silent_reset;
   1609	bool ieee_up;
   1610	//added by amy
   1611	bool bSupportRemoteWakeUp;
   1612	RT_PS_MODE	dot11PowerSaveMode; // Power save mode configured.
   1613	bool actscanning;
   1614	bool beinretry;
   1615	RT_RF_POWER_STATE		eRFPowerState;
   1616	RT_RF_CHANGE_SOURCE	RfOffReason;
   1617	bool is_set_key;
   1618	//11n spec related I wonder if These info structure need to be moved out of ieee80211_device
   1619
   1620	//11n HT below
   1621	PRT_HIGH_THROUGHPUT	pHTInfo;
   1622	//struct timer_list		SwBwTimer;
   1623//	spinlock_t chnlop_spinlock;
   1624	spinlock_t bw_spinlock;
   1625
   1626	spinlock_t reorder_spinlock;
   1627	// for HT operation rate set.  we use this one for HT data rate to separate different descriptors
   1628	//the way fill this is the same as in the IE
   1629	u8	Regdot11HTOperationalRateSet[16];		//use RATR format
   1630	u8	dot11HTOperationalRateSet[16];		//use RATR format
   1631	u8	RegHTSuppRateSet[16];
   1632	u8				HTCurrentOperaRate;
   1633	u8				HTHighestOperaRate;
   1634	//wb added for rate operation mode to firmware
   1635	u8	bTxDisableRateFallBack;
   1636	u8	bTxUseDriverAssingedRate;
   1637	atomic_t	atm_chnlop;
   1638	atomic_t	atm_swbw;
   1639//	u8	HTHighestOperaRate;
   1640//	u8	HTCurrentOperaRate;
   1641
   1642	// 802.11e and WMM Traffic Stream Info (TX)
   1643	struct list_head		Tx_TS_Admit_List;
   1644	struct list_head		Tx_TS_Pending_List;
   1645	struct list_head		Tx_TS_Unused_List;
   1646	struct tx_ts_record		TxTsRecord[TOTAL_TS_NUM];
   1647	// 802.11e and WMM Traffic Stream Info (RX)
   1648	struct list_head		Rx_TS_Admit_List;
   1649	struct list_head		Rx_TS_Pending_List;
   1650	struct list_head		Rx_TS_Unused_List;
   1651	struct rx_ts_record		RxTsRecord[TOTAL_TS_NUM];
   1652	struct rx_reorder_entry	RxReorderEntry[128];
   1653	struct list_head		RxReorder_Unused_List;
   1654	// Qos related. Added by Annie, 2005-11-01.
   1655//	PSTA_QOS			pStaQos;
   1656	u8				ForcedPriority;		// Force per-packet priority 1~7. (default: 0, not to force it.)
   1657
   1658
   1659	/* Bookkeeping structures */
   1660	struct net_device_stats stats;
   1661	struct ieee80211_stats ieee_stats;
   1662	struct ieee80211_softmac_stats softmac_stats;
   1663
   1664	/* Probe / Beacon management */
   1665	struct list_head network_free_list;
   1666	struct list_head network_list;
   1667	struct ieee80211_network *networks;
   1668	int scans;
   1669	int scan_age;
   1670
   1671	int iw_mode; /* operating mode (IW_MODE_*) */
   1672	struct iw_spy_data spy_data;
   1673
   1674	spinlock_t lock;
   1675	spinlock_t wpax_suitlist_lock;
   1676
   1677	int tx_headroom; /* Set to size of any additional room needed at front
   1678			  * of allocated Tx SKBs
   1679			  */
   1680	u32 config;
   1681
   1682	/* WEP and other encryption related settings at the device level */
   1683	int open_wep; /* Set to 1 to allow unencrypted frames */
   1684	int auth_mode;
   1685	int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
   1686				 * WEP key changes
   1687				 */
   1688
   1689	/* If the host performs {en,de}cryption, then set to 1 */
   1690	int host_encrypt;
   1691	int host_encrypt_msdu;
   1692	int host_decrypt;
   1693	/* host performs multicast decryption */
   1694	int host_mc_decrypt;
   1695
   1696	/* host should strip IV and ICV from protected frames */
   1697	/* meaningful only when hardware decryption is being used */
   1698	int host_strip_iv_icv;
   1699
   1700	int host_open_frag;
   1701	int host_build_iv;
   1702	int ieee802_1x; /* is IEEE 802.1X used */
   1703
   1704	/* WPA data */
   1705	bool bHalfWirelessN24GMode;
   1706	int wpa_enabled;
   1707	int drop_unencrypted;
   1708	int tkip_countermeasures;
   1709	int privacy_invoked;
   1710	size_t wpa_ie_len;
   1711	u8 *wpa_ie;
   1712	u8 ap_mac_addr[6];
   1713	u16 pairwise_key_type;
   1714	u16 group_key_type;
   1715	struct list_head crypt_deinit_list;
   1716	struct ieee80211_crypt_data *crypt[WEP_KEYS];
   1717	int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
   1718	struct timer_list crypt_deinit_timer;
   1719	int crypt_quiesced;
   1720
   1721	int bcrx_sta_key; /* use individual keys to override default keys even
   1722			   * with RX of broad/multicast frames
   1723			   */
   1724
   1725	/* Fragmentation structures */
   1726	// each streaming contain a entry
   1727	struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
   1728	unsigned int frag_next_idx[17];
   1729	u16 fts; /* Fragmentation Threshold */
   1730#define DEFAULT_RTS_THRESHOLD 2346U
   1731#define MIN_RTS_THRESHOLD 1
   1732#define MAX_RTS_THRESHOLD 2346U
   1733	u16 rts; /* RTS threshold */
   1734
   1735	/* Association info */
   1736	u8 bssid[ETH_ALEN];
   1737
   1738	/* This stores infos for the current network.
   1739	 * Either the network we are associated in INFRASTRUCTURE
   1740	 * or the network that we are creating in MASTER mode.
   1741	 * ad-hoc is a mixture ;-).
   1742	 * Note that in infrastructure mode, even when not associated,
   1743	 * fields bssid and essid may be valid (if wpa_set and essid_set
   1744	 * are true) as thy carry the value set by the user via iwconfig
   1745	 */
   1746	struct ieee80211_network current_network;
   1747
   1748	enum ieee80211_state state;
   1749
   1750	int short_slot;
   1751	int reg_mode;
   1752	int mode;       /* A, B, G */
   1753	int modulation; /* CCK, OFDM */
   1754	int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
   1755	int abg_true;   /* ABG flag              */
   1756
   1757	/* used for forcing the ibss workqueue to terminate
   1758	 * without wait for the syncro scan to terminate
   1759	 */
   1760	short sync_scan_hurryup;
   1761
   1762	int perfect_rssi;
   1763	int worst_rssi;
   1764
   1765	u16 prev_seq_ctl;       /* used to drop duplicate frames */
   1766
   1767	/* map of allowed channels. 0 is dummy */
   1768	// FIXME: remember to default to a basic channel plan depending of the PHY type
   1769	void *dot11d_info;
   1770	bool bGlobalDomain;
   1771	int rate;       /* current rate */
   1772	int basic_rate;
   1773	//FIXME: pleace callback, see if redundant with softmac_features
   1774	short active_scan;
   1775
   1776	/* this contains flags for selectively enable softmac support */
   1777	u16 softmac_features;
   1778
   1779	/* if the sequence control field is not filled by HW */
   1780	u16 seq_ctrl[5];
   1781
   1782	/* association procedure transaction sequence number */
   1783	u16 associate_seq;
   1784
   1785	/* AID for RTXed association responses */
   1786	u16 assoc_id;
   1787
   1788	/* power save mode related*/
   1789	short ps;
   1790	short sta_sleep;
   1791	int ps_timeout;
   1792	int ps_period;
   1793	struct work_struct ps_task;
   1794	u32 ps_th;
   1795	u32 ps_tl;
   1796
   1797	short raw_tx;
   1798	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
   1799	short queue_stop;
   1800	short scanning;
   1801	short proto_started;
   1802
   1803	struct mutex wx_mutex;
   1804	struct mutex scan_mutex;
   1805
   1806	spinlock_t mgmt_tx_lock;
   1807	spinlock_t beacon_lock;
   1808
   1809	short beacon_txing;
   1810
   1811	short wap_set;
   1812	short ssid_set;
   1813
   1814	u8  wpax_type_set;    //{added by David, 2006.9.28}
   1815	u32 wpax_type_notify; //{added by David, 2006.9.26}
   1816
   1817	/* QoS related flag */
   1818	s8  init_wmmparam_flag;
   1819	/* set on initialization */
   1820	u8  qos_support;
   1821
   1822	/* for discarding duplicated packets in IBSS */
   1823	struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
   1824
   1825	/* for discarding duplicated packets in BSS */
   1826	u16 last_rxseq_num[17]; /* rx seq previous per-tid */
   1827	u16 last_rxfrag_num[17];/* tx frag previous per-tid */
   1828	unsigned long last_packet_time[17];
   1829
   1830	/* for PS mode */
   1831	unsigned long last_rx_ps_time;
   1832
   1833	/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
   1834	struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
   1835	int mgmt_queue_head;
   1836	int mgmt_queue_tail;
   1837//{ added for rtl819x
   1838#define IEEE80211_QUEUE_LIMIT 128
   1839	u8 AsocRetryCount;
   1840	unsigned int hw_header;
   1841	struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
   1842	struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
   1843	struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
   1844	u32	sta_edca_param[4];
   1845	bool aggregation;
   1846	// Enable/Disable Rx immediate BA capability.
   1847	bool enable_rx_imm_BA;
   1848	bool bibsscoordinator;
   1849
   1850	//+by amy for DM ,080515
   1851	//Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
   1852	bool	bdynamic_txpower_enable;
   1853
   1854	bool bCTSToSelfEnable;
   1855	u8	CTSToSelfTH;
   1856
   1857	u32	fsync_time_interval;
   1858	u32	fsync_rate_bitmap;
   1859	u8	fsync_rssi_threshold;
   1860	bool	bfsync_enable;
   1861
   1862	u8	fsync_multiple_timeinterval;		// FsyncMultipleTimeInterval * FsyncTimeInterval
   1863	u32	fsync_firstdiff_ratethreshold;		// low threshold
   1864	u32	fsync_seconddiff_ratethreshold;	 // decrease threshold
   1865	Fsync_State			fsync_state;
   1866	bool		bis_any_nonbepkts;
   1867	//20Mhz 40Mhz AutoSwitch Threshold
   1868	struct bandwidth_autoswitch bandwidth_auto_switch;
   1869	//for txpower tracking
   1870	bool FwRWRF;
   1871
   1872	//added by amy for AP roaming
   1873	struct rt_link_detect LinkDetectInfo;
   1874	//added by amy for ps
   1875	struct rt_power_save_control PowerSaveControl;
   1876//}
   1877	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
   1878	struct  tx_pending tx_pending;
   1879
   1880	/* used if IEEE_SOFTMAC_ASSOCIATE is set */
   1881	struct timer_list associate_timer;
   1882
   1883	/* used if IEEE_SOFTMAC_BEACONS is set */
   1884	struct timer_list beacon_timer;
   1885	struct work_struct associate_complete_wq;
   1886	struct work_struct associate_procedure_wq;
   1887	struct delayed_work softmac_scan_wq;
   1888	struct delayed_work associate_retry_wq;
   1889	 struct delayed_work start_ibss_wq;
   1890	struct work_struct wx_sync_scan_wq;
   1891	struct workqueue_struct *wq;
   1892	// Qos related. Added by Annie, 2005-11-01.
   1893	//STA_QOS  StaQos;
   1894
   1895	//u32 STA_EDCA_PARAM[4];
   1896	//CHANNEL_ACCESS_SETTING ChannelAccessSetting;
   1897
   1898	struct ieee80211_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
   1899
   1900	/* Callback functions */
   1901	void (*set_security)(struct net_device *dev,
   1902			     struct ieee80211_security *sec);
   1903
   1904	/* Used to TX data frame by using txb structs.
   1905	 * this is not used if in the softmac_features
   1906	 * is set the flag IEEE_SOFTMAC_TX_QUEUE
   1907	 */
   1908	int (*hard_start_xmit)(struct ieee80211_txb *txb,
   1909			       struct net_device *dev);
   1910
   1911	int (*reset_port)(struct net_device *dev);
   1912	int (*is_queue_full)(struct net_device *dev, int pri);
   1913
   1914	int (*handle_management)(struct net_device *dev,
   1915				  struct ieee80211_network *network, u16 type);
   1916	int (*is_qos_active)(struct net_device *dev, struct sk_buff *skb);
   1917
   1918	/* Softmac-generated frames (management) are TXed via this
   1919	 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
   1920	 * not set. As some cards may have different HW queues that
   1921	 * one might want to use for data and management frames
   1922	 * the option to have two callbacks might be useful.
   1923	 * This function can't sleep.
   1924	 */
   1925	int (*softmac_hard_start_xmit)(struct sk_buff *skb,
   1926			       struct net_device *dev);
   1927
   1928	/* used instead of hard_start_xmit (not softmac_hard_start_xmit)
   1929	 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
   1930	 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
   1931	 * then also management frames are sent via this callback.
   1932	 * This function can't sleep.
   1933	 */
   1934	void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
   1935			       struct net_device *dev, int rate);
   1936
   1937	/* stops the HW queue for DATA frames. Useful to avoid
   1938	 * waste time to TX data frame when we are reassociating
   1939	 * This function can sleep.
   1940	 */
   1941	void (*data_hard_stop)(struct net_device *dev);
   1942
   1943	/* OK this is complementar to data_poll_hard_stop */
   1944	void (*data_hard_resume)(struct net_device *dev);
   1945
   1946	/* ask to the driver to retune the radio .
   1947	 * This function can sleep. the driver should ensure
   1948	 * the radio has been switched before return.
   1949	 */
   1950	void (*set_chan)(struct net_device *dev, short ch);
   1951
   1952	/* These are not used if the ieee stack takes care of
   1953	 * scanning (IEEE_SOFTMAC_SCAN feature set).
   1954	 * In this case only the set_chan is used.
   1955	 *
   1956	 * The syncro version is similar to the start_scan but
   1957	 * does not return until all channels has been scanned.
   1958	 * this is called in user context and should sleep,
   1959	 * it is called in a work_queue when switching to ad-hoc mode
   1960	 * or in behalf of iwlist scan when the card is associated
   1961	 * and root user ask for a scan.
   1962	 * the function stop_scan should stop both the syncro and
   1963	 * background scanning and can sleep.
   1964	 * The function start_scan should initiate the background
   1965	 * scanning and can't sleep.
   1966	 */
   1967	void (*scan_syncro)(struct net_device *dev);
   1968	void (*start_scan)(struct net_device *dev);
   1969	void (*stop_scan)(struct net_device *dev);
   1970
   1971	/* indicate the driver that the link state is changed
   1972	 * for example it may indicate the card is associated now.
   1973	 * Driver might be interested in this to apply RX filter
   1974	 * rules or simply light the LINK led
   1975	 */
   1976	void (*link_change)(struct net_device *dev);
   1977
   1978	/* these two function indicates to the HW when to start
   1979	 * and stop to send beacons. This is used when the
   1980	 * IEEE_SOFTMAC_BEACONS is not set. For now the
   1981	 * stop_send_bacons is NOT guaranteed to be called only
   1982	 * after start_send_beacons.
   1983	 */
   1984	void (*start_send_beacons)(struct net_device *dev, u16 tx_rate);
   1985	void (*stop_send_beacons)(struct net_device *dev);
   1986
   1987	/* power save mode related */
   1988	void (*sta_wake_up)(struct net_device *dev);
   1989	void (*ps_request_tx_ack)(struct net_device *dev);
   1990	void (*enter_sleep_state)(struct net_device *dev, u32 th, u32 tl);
   1991	short (*ps_is_queue_empty)(struct net_device *dev);
   1992	int (*handle_beacon)(struct net_device *dev, struct ieee80211_beacon *beacon, struct ieee80211_network *network);
   1993	int (*handle_assoc_response)(struct net_device *dev, struct ieee80211_assoc_response_frame *resp, struct ieee80211_network *network);
   1994
   1995
   1996	/* check whether Tx hw resource available */
   1997	short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
   1998	//added by wb for HT related
   1999//	void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
   2000	void (*SetBWModeHandler)(struct net_device *dev, enum ht_channel_width Bandwidth, enum ht_extension_chan_offset Offset);
   2001//	void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
   2002	bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
   2003	void (*SetWirelessMode)(struct net_device *dev, u8 wireless_mode);
   2004	bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
   2005	void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
   2006
   2007	/* This must be the last item so that it points to the data
   2008	 * allocated beyond this structure by alloc_ieee80211
   2009	 */
   2010	u8 priv[];
   2011};
   2012
   2013#define IEEE_A            (1<<0)
   2014#define IEEE_B            (1<<1)
   2015#define IEEE_G            (1<<2)
   2016#define IEEE_N_24G        (1<<4)
   2017#define IEEE_N_5G         (1<<5)
   2018#define IEEE_MODE_MASK    (IEEE_A | IEEE_B | IEEE_G)
   2019
   2020/* Generate a 802.11 header */
   2021
   2022/* Uses the channel change callback directly
   2023 * instead of [start/stop] scan callbacks
   2024 */
   2025#define IEEE_SOFTMAC_SCAN (1<<2)
   2026
   2027/* Perform authentication and association handshake */
   2028#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
   2029
   2030/* Generate probe requests */
   2031#define IEEE_SOFTMAC_PROBERQ (1<<4)
   2032
   2033/* Generate respones to probe requests */
   2034#define IEEE_SOFTMAC_PROBERS (1<<5)
   2035
   2036/* The ieee802.11 stack will manages the netif queue
   2037 * wake/stop for the driver, taking care of 802.11
   2038 * fragmentation. See softmac.c for details.
   2039 */
   2040#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
   2041
   2042/* Uses only the softmac_data_hard_start_xmit
   2043 * even for TX management frames.
   2044 */
   2045#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
   2046
   2047/* Generate beacons.  The stack will enqueue beacons
   2048 * to the card
   2049 */
   2050#define IEEE_SOFTMAC_BEACONS (1<<6)
   2051
   2052static inline void *ieee80211_priv(struct net_device *dev)
   2053{
   2054	return ((struct ieee80211_device *)netdev_priv(dev))->priv;
   2055}
   2056
   2057static inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
   2058{
   2059	/* Single white space is for Linksys APs */
   2060	if (essid_len == 1 && essid[0] == ' ')
   2061		return 1;
   2062
   2063	/* Otherwise, if the entire essid is 0, we assume it is hidden */
   2064	while (essid_len) {
   2065		essid_len--;
   2066		if (essid[essid_len] != '\0')
   2067			return 0;
   2068	}
   2069
   2070	return 1;
   2071}
   2072
   2073static inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
   2074{
   2075	/*
   2076	 * It is possible for both access points and our device to support
   2077	 * combinations of modes, so as long as there is one valid combination
   2078	 * of ap/device supported modes, then return success
   2079	 *
   2080	 */
   2081	if ((mode & IEEE_A) &&
   2082	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
   2083	    (ieee->freq_band & IEEE80211_52GHZ_BAND))
   2084		return 1;
   2085
   2086	if ((mode & IEEE_G) &&
   2087	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
   2088	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
   2089		return 1;
   2090
   2091	if ((mode & IEEE_B) &&
   2092	    (ieee->modulation & IEEE80211_CCK_MODULATION) &&
   2093	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
   2094		return 1;
   2095
   2096	return 0;
   2097}
   2098
   2099static inline int ieee80211_get_hdrlen(u16 fc)
   2100{
   2101	int hdrlen = IEEE80211_3ADDR_LEN;
   2102
   2103	switch (WLAN_FC_GET_TYPE(fc)) {
   2104	case IEEE80211_FTYPE_DATA:
   2105		if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
   2106			hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
   2107		if (IEEE80211_QOS_HAS_SEQ(fc))
   2108			hdrlen += 2; /* QOS ctrl*/
   2109		break;
   2110	case IEEE80211_FTYPE_CTL:
   2111		switch (WLAN_FC_GET_STYPE(fc)) {
   2112		case IEEE80211_STYPE_CTS:
   2113		case IEEE80211_STYPE_ACK:
   2114			hdrlen = IEEE80211_1ADDR_LEN;
   2115			break;
   2116		default:
   2117			hdrlen = IEEE80211_2ADDR_LEN;
   2118			break;
   2119		}
   2120		break;
   2121	}
   2122
   2123	return hdrlen;
   2124}
   2125
   2126static inline u8 *ieee80211_get_payload(struct rtl_80211_hdr *hdr)
   2127{
   2128	switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
   2129	case IEEE80211_1ADDR_LEN:
   2130		return ((struct rtl_80211_hdr_1addr *)hdr)->payload;
   2131	case IEEE80211_2ADDR_LEN:
   2132		return ((struct rtl_80211_hdr_2addr *)hdr)->payload;
   2133	case IEEE80211_3ADDR_LEN:
   2134		return ((struct rtl_80211_hdr_3addr *)hdr)->payload;
   2135	case IEEE80211_4ADDR_LEN:
   2136		return ((struct rtl_80211_hdr_4addr *)hdr)->payload;
   2137	}
   2138	return NULL;
   2139}
   2140
   2141static inline int ieee80211_is_ofdm_rate(u8 rate)
   2142{
   2143	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
   2144	case IEEE80211_OFDM_RATE_6MB:
   2145	case IEEE80211_OFDM_RATE_9MB:
   2146	case IEEE80211_OFDM_RATE_12MB:
   2147	case IEEE80211_OFDM_RATE_18MB:
   2148	case IEEE80211_OFDM_RATE_24MB:
   2149	case IEEE80211_OFDM_RATE_36MB:
   2150	case IEEE80211_OFDM_RATE_48MB:
   2151	case IEEE80211_OFDM_RATE_54MB:
   2152		return 1;
   2153	}
   2154	return 0;
   2155}
   2156
   2157static inline int ieee80211_is_cck_rate(u8 rate)
   2158{
   2159	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
   2160	case IEEE80211_CCK_RATE_1MB:
   2161	case IEEE80211_CCK_RATE_2MB:
   2162	case IEEE80211_CCK_RATE_5MB:
   2163	case IEEE80211_CCK_RATE_11MB:
   2164		return 1;
   2165	}
   2166	return 0;
   2167}
   2168
   2169
   2170/* ieee80211.c */
   2171void free_ieee80211(struct net_device *dev);
   2172struct net_device *alloc_ieee80211(int sizeof_priv);
   2173
   2174int ieee80211_set_encryption(struct ieee80211_device *ieee);
   2175
   2176/* ieee80211_tx.c */
   2177
   2178int ieee80211_encrypt_fragment(struct ieee80211_device *ieee,
   2179			       struct sk_buff *frag, int hdr_len);
   2180
   2181int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev);
   2182void ieee80211_txb_free(struct ieee80211_txb *txb);
   2183
   2184
   2185/* ieee80211_rx.c */
   2186int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
   2187		 struct ieee80211_rx_stats *rx_stats);
   2188void ieee80211_rx_mgt(struct ieee80211_device *ieee,
   2189		      struct rtl_80211_hdr_4addr *header,
   2190		      struct ieee80211_rx_stats *stats);
   2191
   2192/* ieee80211_wx.c */
   2193int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
   2194			  struct iw_request_info *info,
   2195			  union iwreq_data *wrqu, char *key);
   2196int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
   2197			    struct iw_request_info *info,
   2198			    union iwreq_data *wrqu, char *key);
   2199int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
   2200			    struct iw_request_info *info,
   2201			    union iwreq_data *wrqu, char *key);
   2202int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
   2203				struct iw_request_info *info,
   2204				union iwreq_data *wrqu, char *extra);
   2205int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
   2206				struct iw_request_info *info,
   2207				union iwreq_data *wrqu, char *extra);
   2208int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
   2209			  struct iw_request_info *info,
   2210			  struct iw_param *data, char *extra);
   2211int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
   2212			  struct iw_request_info *info,
   2213			  union iwreq_data *wrqu, char *extra);
   2214int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
   2215
   2216/* ieee80211_softmac.c */
   2217short ieee80211_is_54g(const struct ieee80211_network *net);
   2218short ieee80211_is_shortslot(const struct ieee80211_network *net);
   2219int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee,
   2220			       struct sk_buff *skb,
   2221			       struct ieee80211_rx_stats *rx_stats,
   2222			       u16 type, u16 stype);
   2223void ieee80211_softmac_new_net(struct ieee80211_device *ieee,
   2224			       struct ieee80211_network *net);
   2225
   2226void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta, u8 asRsn);
   2227void ieee80211_softmac_xmit(struct ieee80211_txb *txb,
   2228			    struct ieee80211_device *ieee);
   2229
   2230void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
   2231void notify_wx_assoc_event(struct ieee80211_device *ieee);
   2232void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
   2233void ieee80211_start_bss(struct ieee80211_device *ieee);
   2234void ieee80211_start_master_bss(struct ieee80211_device *ieee);
   2235void ieee80211_start_ibss(struct ieee80211_device *ieee);
   2236void ieee80211_softmac_init(struct ieee80211_device *ieee);
   2237void ieee80211_softmac_free(struct ieee80211_device *ieee);
   2238void ieee80211_associate_abort(struct ieee80211_device *ieee);
   2239void ieee80211_disassociate(struct ieee80211_device *ieee);
   2240void ieee80211_stop_scan(struct ieee80211_device *ieee);
   2241void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
   2242void ieee80211_check_all_nets(struct ieee80211_device *ieee);
   2243void ieee80211_start_protocol(struct ieee80211_device *ieee);
   2244void ieee80211_stop_protocol(struct ieee80211_device *ieee);
   2245void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
   2246void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
   2247void ieee80211_reset_queue(struct ieee80211_device *ieee);
   2248void ieee80211_wake_queue(struct ieee80211_device *ieee);
   2249void ieee80211_stop_queue(struct ieee80211_device *ieee);
   2250struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
   2251void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
   2252int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee,
   2253				   struct iw_point *p);
   2254void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
   2255
   2256void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
   2257
   2258/* ieee80211_crypt_ccmp&tkip&wep.c */
   2259void ieee80211_tkip_null(void);
   2260
   2261int ieee80211_crypto_init(void);
   2262void ieee80211_crypto_deinit(void);
   2263int ieee80211_crypto_tkip_init(void);
   2264void ieee80211_crypto_tkip_exit(void);
   2265int ieee80211_crypto_ccmp_init(void);
   2266void ieee80211_crypto_ccmp_exit(void);
   2267int ieee80211_crypto_wep_init(void);
   2268void ieee80211_crypto_wep_exit(void);
   2269
   2270/* ieee80211_softmac_wx.c */
   2271
   2272int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
   2273			 struct iw_request_info *info,
   2274			 union iwreq_data *wrqu, char *ext);
   2275
   2276int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
   2277			 struct iw_request_info *info,
   2278			 union iwreq_data *awrq,
   2279			 char *extra);
   2280
   2281int ieee80211_wx_get_essid(struct ieee80211_device *ieee,
   2282			   struct iw_request_info *a,
   2283			   union iwreq_data *wrqu, char *b);
   2284
   2285int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
   2286			  struct iw_request_info *info,
   2287			  union iwreq_data *wrqu, char *extra);
   2288
   2289int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
   2290			  struct iw_request_info *info,
   2291			  union iwreq_data *wrqu, char *extra);
   2292
   2293int ieee80211_wx_set_mode(struct ieee80211_device *ieee,
   2294			  struct iw_request_info *a,
   2295			  union iwreq_data *wrqu, char *b);
   2296
   2297int ieee80211_wx_set_scan(struct ieee80211_device *ieee,
   2298			  struct iw_request_info *a,
   2299			  union iwreq_data *wrqu, char *b);
   2300
   2301int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
   2302			   struct iw_request_info *a,
   2303			   union iwreq_data *wrqu, char *extra);
   2304
   2305int ieee80211_wx_get_mode(struct ieee80211_device *ieee,
   2306			  struct iw_request_info *a,
   2307			  union iwreq_data *wrqu, char *b);
   2308
   2309int ieee80211_wx_set_freq(struct ieee80211_device *ieee,
   2310			  struct iw_request_info *a,
   2311			  union iwreq_data *wrqu, char *b);
   2312
   2313int ieee80211_wx_get_freq(struct ieee80211_device *ieee,
   2314			  struct iw_request_info *a,
   2315			  union iwreq_data *wrqu, char *b);
   2316
   2317/* ieee80211_module.c */
   2318#ifdef CONFIG_IEEE80211_DEBUG
   2319int ieee80211_debug_init(void);
   2320void ieee80211_debug_exit(void);
   2321#else
   2322static inline int ieee80211_debug_init(void) { return 0; }
   2323static inline void ieee80211_debug_exit(void) { }
   2324#endif
   2325
   2326//extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
   2327void ieee80211_wx_sync_scan_wq(struct work_struct *work);
   2328
   2329
   2330int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
   2331			   struct iw_request_info *info,
   2332			       union iwreq_data *wrqu, char *extra);
   2333
   2334int ieee80211_wx_get_name(struct ieee80211_device *ieee,
   2335			  struct iw_request_info *info,
   2336			  union iwreq_data *wrqu, char *extra);
   2337
   2338int ieee80211_wx_set_power(struct ieee80211_device *ieee,
   2339			   struct iw_request_info *info,
   2340			   union iwreq_data *wrqu, char *extra);
   2341
   2342int ieee80211_wx_get_power(struct ieee80211_device *ieee,
   2343			   struct iw_request_info *info,
   2344			   union iwreq_data *wrqu, char *extra);
   2345
   2346int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
   2347			 struct iw_request_info *info,
   2348			 union iwreq_data *wrqu, char *extra);
   2349
   2350int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
   2351			 struct iw_request_info *info,
   2352			 union iwreq_data *wrqu, char *extra);
   2353//HT
   2354#define MAX_RECEIVE_BUFFER_SIZE 9100  //
   2355void HTDebugHTCapability(u8 *CapIE, u8 *TitleString);
   2356void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString);
   2357
   2358void HTSetConnectBwMode(struct ieee80211_device *ieee,
   2359			enum ht_channel_width Bandwidth, enum ht_extension_chan_offset Offset);
   2360void HTUpdateDefaultSetting(struct ieee80211_device *ieee);
   2361void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap,
   2362				  u8 *len, u8 isEncrypt);
   2363void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo,
   2364			    u8 *len, u8 isEncrypt);
   2365void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg,
   2366				u8 *len);
   2367void HTOnAssocRsp(struct ieee80211_device *ieee);
   2368void HTInitializeHTInfo(struct ieee80211_device *ieee);
   2369void HTInitializeBssDesc(PBSS_HT pBssHT);
   2370void HTResetSelfAndSavePeerSetting(struct ieee80211_device *ieee,
   2371				   struct ieee80211_network *pNetwork);
   2372void HTUpdateSelfAndPeerSetting(struct ieee80211_device *ieee,
   2373				struct ieee80211_network *pNetwork);
   2374u8 HTGetHighestMCSRate(struct ieee80211_device *ieee,
   2375		       u8 *pMCSRateSet, u8 *pMCSFilter);
   2376extern u8 MCS_FILTER_ALL[];
   2377extern u16 MCS_DATA_RATE[2][2][77];
   2378u8 HTCCheck(struct ieee80211_device *ieee, u8 *pFrame);
   2379void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo);
   2380bool IsHTHalfNmodeAPs(struct ieee80211_device *ieee);
   2381u16 TxCountToDataRate(struct ieee80211_device *ieee, u8 nDataRate);
   2382//function in BAPROC.c
   2383int ieee80211_rx_ADDBAReq(struct ieee80211_device *ieee, struct sk_buff *skb);
   2384int ieee80211_rx_ADDBARsp(struct ieee80211_device *ieee, struct sk_buff *skb);
   2385int ieee80211_rx_DELBA(struct ieee80211_device *ieee, struct sk_buff *skb);
   2386void TsInitAddBA(struct ieee80211_device *ieee, struct tx_ts_record *pTS,
   2387		 u8 Policy, u8 bOverwritePending);
   2388void TsInitDelBA(struct ieee80211_device *ieee,
   2389		 struct ts_common_info *pTsCommonInfo, enum tr_select TxRxSelect);
   2390void BaSetupTimeOut(struct timer_list *t);
   2391void TxBaInactTimeout(struct timer_list *t);
   2392void RxBaInactTimeout(struct timer_list *t);
   2393void ResetBaEntry(struct ba_record *pBA);
   2394//function in TS.c
   2395bool GetTs(
   2396	struct ieee80211_device		*ieee,
   2397	struct ts_common_info           **ppTS,
   2398	u8                              *Addr,
   2399	u8                              TID,
   2400	enum tr_select                  TxRxSelect,  //Rx:1, Tx:0
   2401	bool                            bAddNewTs
   2402	);
   2403void TSInitialize(struct ieee80211_device *ieee);
   2404void TsStartAddBaProcess(struct ieee80211_device *ieee, struct tx_ts_record   *pTxTS);
   2405void RemovePeerTS(struct ieee80211_device *ieee, u8 *Addr);
   2406void RemoveAllTS(struct ieee80211_device *ieee);
   2407void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
   2408
   2409extern const long ieee80211_wlan_frequencies[];
   2410
   2411static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
   2412{
   2413	ieee->scans++;
   2414}
   2415
   2416static inline int ieee80211_get_scans(struct ieee80211_device *ieee)
   2417{
   2418	return ieee->scans;
   2419}
   2420
   2421static inline const char *escape_essid(const char *essid, u8 essid_len)
   2422{
   2423	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
   2424
   2425	if (ieee80211_is_empty_essid(essid, essid_len)) {
   2426		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
   2427		return escaped;
   2428	}
   2429
   2430	snprintf(escaped, sizeof(escaped), "%*pE", essid_len, essid);
   2431	return escaped;
   2432}
   2433
   2434/* For the function is more related to hardware setting, it's better to use the
   2435 * ieee handler to refer to it.
   2436 */
   2437short check_nic_enough_desc(struct net_device *dev, int queue_index);
   2438int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
   2439int ieee80211_parse_info_param(struct ieee80211_device *ieee,
   2440			       struct ieee80211_info_element *info_element,
   2441			       u16 length,
   2442			       struct ieee80211_network *network,
   2443			       struct ieee80211_rx_stats *stats);
   2444
   2445void ieee80211_indicate_packets(struct ieee80211_device *ieee,
   2446				struct ieee80211_rxb **prxbIndicateArray,
   2447				u8 index);
   2448#define RT_ASOC_RETRY_LIMIT	5
   2449#endif /* IEEE80211_H */