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gfiber / kernel / skids / master / . / drivers / staging / rtl8192su / ieee80211 / ieee80211.h
blob: bcb2b12a8398d6d3d8b1e1c09f89f61be0fe2a5f [file] [log] [blame]
/*
* Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11
* remains copyright by the original authors
*
* Portions of the merged code are based on Host AP (software wireless
* LAN access point) driver for Intersil Prism2/2.5/3.
*
* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
* <jkmaline@cc.hut.fi>
* Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
*
* Adaption to a generic IEEE 802.11 stack by James Ketrenos
* <jketreno@linux.intel.com>
* Copyright (c) 2004, Intel Corporation
*
* Modified for Realtek's wi-fi cards by Andrea Merello
* <andreamrl@tiscali.it>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. See README and COPYING for
* more details.
*/
#ifndef IEEE80211_H
#define IEEE80211_H
#include <linux/if_ether.h> /* ETH_ALEN */
#include <linux/kernel.h> /* ARRAY_SIZE */
#include <linux/version.h>
#include <linux/module.h>
#include <linux/jiffies.h>
#include <linux/timer.h>
#include <linux/sched.h>
#include <linux/semaphore.h>
#include <linux/delay.h>
#include <linux/wireless.h>
#include <linux/ieee80211.h>
#include "rtl819x_HT.h"
#include "rtl819x_BA.h"
#include "rtl819x_TS.h"
#define KEY_TYPE_NA 0x0
#define KEY_TYPE_WEP40 0x1
#define KEY_TYPE_TKIP 0x2
#define KEY_TYPE_CCMP 0x4
#define KEY_TYPE_WEP104 0x5
#define aSifsTime (((priv->ieee80211->current_network.mode == IEEE_A) || \
(priv->ieee80211->current_network.mode == IEEE_N_24G) || \
(priv->ieee80211->current_network.mode == IEEE_N_5G)) \
? 16 : 10)
#define MGMT_QUEUE_NUM 5
#define IEEE_CMD_SET_WPA_PARAM 1
#define IEEE_CMD_SET_WPA_IE 2
#define IEEE_CMD_SET_ENCRYPTION 3
#define IEEE_CMD_MLME 4
#define IEEE_PARAM_WPA_ENABLED 1
#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
#define IEEE_PARAM_DROP_UNENCRYPTED 3
#define IEEE_PARAM_PRIVACY_INVOKED 4
#define IEEE_PARAM_AUTH_ALGS 5
#define IEEE_PARAM_IEEE_802_1X 6
//It should consistent with the driver_XXX.c
// David, 2006.9.26
#define IEEE_PARAM_WPAX_SELECT 7
//Added for notify the encryption type selection
// David, 2006.9.26
#define IEEE_PROTO_WPA 1
#define IEEE_PROTO_RSN 2
//Added for notify the encryption type selection
// David, 2006.9.26
#define IEEE_WPAX_USEGROUP 0
#define IEEE_WPAX_WEP40 1
#define IEEE_WPAX_TKIP 2
#define IEEE_WPAX_WRAP 3
#define IEEE_WPAX_CCMP 4
#define IEEE_WPAX_WEP104 5
#define IEEE_KEY_MGMT_IEEE8021X 1
#define IEEE_KEY_MGMT_PSK 2
#define IEEE_MLME_STA_DEAUTH 1
#define IEEE_MLME_STA_DISASSOC 2
#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
#define IEEE_CRYPT_ALG_NAME_LEN 16
#define MAX_IE_LEN 0xff
typedef struct ieee_param {
u32 cmd;
u8 sta_addr[ETH_ALEN];
union {
struct {
u8 name;
u32 value;
} wpa_param;
struct {
u32 len;
u8 reserved[32];
u8 data[0];
} wpa_ie;
struct{
int command;
int reason_code;
} mlme;
struct {
u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
u8 set_tx;
u32 err;
u8 idx;
u8 seq[8]; /* sequence counter (set: RX, get: TX) */
u16 key_len;
u8 key[0];
} crypt;
} u;
}ieee_param;
#define MSECS(t) msecs_to_jiffies(t)
#define msleep_interruptible_rsl msleep_interruptible
#define IEEE80211_DATA_LEN 2304
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
6.2.1.1.2.
The figure in section 7.1.2 suggests a body size of up to 2312
bytes is allowed, which is a bit confusing, I suspect this
represents the 2304 bytes of real data, plus a possible 8 bytes of
WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
#define IEEE80211_1ADDR_LEN 10
#define IEEE80211_2ADDR_LEN 16
#define IEEE80211_3ADDR_LEN 24
#define IEEE80211_4ADDR_LEN 30
#define IEEE80211_FCS_LEN 4
#define IEEE80211_HLEN IEEE80211_4ADDR_LEN
#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
#define IEEE80211_MGMT_HDR_LEN 24
#define IEEE80211_DATA_HDR3_LEN 24
#define IEEE80211_DATA_HDR4_LEN 30
#define MIN_FRAG_THRESHOLD 256U
#define MAX_FRAG_THRESHOLD 2346U
/* Frame control field constants */
#define IEEE80211_FCTL_FRAMETYPE 0x00fc
#define IEEE80211_FCTL_DSTODS 0x0300 //added by david
#define IEEE80211_FCTL_WEP 0x4000
/* management */
#define IEEE80211_STYPE_MANAGE_ACT 0x00D0
/* control */
#define IEEE80211_STYPE_BLOCKACK 0x0094
/* QOS control */
#define IEEE80211_QCTL_TID 0x000F
/* debug macros */
#define CONFIG_IEEE80211_DEBUG
#ifdef CONFIG_IEEE80211_DEBUG
extern u32 ieee80211_debug_level;
#define IEEE80211_DEBUG(level, fmt, args...) \
do { \
if (ieee80211_debug_level & (level)) \
printk(KERN_DEBUG "ieee80211: " fmt, ## args); \
} while (0)
#define IEEE80211_DEBUG_DATA(level, data, datalen) \
do { \
if ((ieee80211_debug_level & (level)) == (level)) { \
u8 *pdata = (u8 *)data; \
int i; \
printk(KERN_DEBUG "ieee80211: %s()\n", __func__); \
for (i = 0; i < (int)(datalen); i++) { \
printk("%2x ", pdata[i]); \
if ((i + 1) % 16 == 0) \
printk("\n"); \
} \
printk("\n"); \
} \
} while (0)
#else
#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
#define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
#endif /* CONFIG_IEEE80211_DEBUG */
/*
* To use the debug system;
*
* If you are defining a new debug classification, simply add it to the #define
* list here in the form of:
*
* #define IEEE80211_DL_xxxx VALUE
*
* shifting value to the left one bit from the previous entry. xxxx should be
* the name of the classification (for example, WEP)
*
* You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
* classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
* to send output to that classification.
*
* To add your debug level to the list of levels seen when you perform
*
* % cat /proc/net/ipw/debug_level
*
* you simply need to add your entry to the ipw_debug_levels array.
*
* If you do not see debug_level in /proc/net/ipw then you do not have
* CONFIG_IEEE80211_DEBUG defined in your kernel configuration
*
*/
#define IEEE80211_DL_INFO (1<<0)
#define IEEE80211_DL_WX (1<<1)
#define IEEE80211_DL_SCAN (1<<2)
#define IEEE80211_DL_STATE (1<<3)
#define IEEE80211_DL_MGMT (1<<4)
#define IEEE80211_DL_FRAG (1<<5)
#define IEEE80211_DL_EAP (1<<6)
#define IEEE80211_DL_DROP (1<<7)
#define IEEE80211_DL_TX (1<<8)
#define IEEE80211_DL_RX (1<<9)
#define IEEE80211_DL_HT (1 << 10)
#define IEEE80211_DL_BA (1 << 11)
#define IEEE80211_DL_TS (1 << 12)
#define IEEE80211_DL_QOS (1 << 13)
#define IEEE80211_DL_REORDER (1 << 14)
#define IEEE80211_DL_IOT (1 << 15)
#define IEEE80211_DL_IPS (1 << 16)
#define IEEE80211_DL_TRACE (1 << 29)
#define IEEE80211_DL_DATA (1 << 30)
#define IEEE80211_DL_ERR (1 << 31)
#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
#define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
#include <linux/netdevice.h>
#include <linux/if_arp.h> /* ARPHRD_ETHER */
#ifndef WIRELESS_SPY
#define WIRELESS_SPY // enable iwspy support
#endif
#include <net/iw_handler.h> // new driver API
#ifndef ETH_P_PAE
#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
#endif /* ETH_P_PAE */
#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
#ifndef ETH_P_80211_RAW
#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
#endif
/* IEEE 802.11 defines */
#define P80211_OUI_LEN 3
struct ieee80211_snap_hdr {
u8 dsap; /* always 0xAA */
u8 ssap; /* always 0xAA */
u8 ctrl; /* always 0x03 */
u8 oui[P80211_OUI_LEN]; /* organizational universal id */
} __attribute__ ((packed));
#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define RTL_WLAN_AUTH_LEAP 2
#define WLAN_CAPABILITY_BSS (1<<0)
#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
#define IEEE80211_STATMASK_SIGNAL (1<<0)
#define IEEE80211_STATMASK_RSSI (1<<1)
#define IEEE80211_STATMASK_NOISE (1<<2)
#define IEEE80211_STATMASK_RATE (1<<3)
#define IEEE80211_STATMASK_WEMASK 0x7
#define IEEE80211_CCK_MODULATION (1<<0)
#define IEEE80211_OFDM_MODULATION (1<<1)
#define IEEE80211_24GHZ_BAND (1<<0)
#define IEEE80211_52GHZ_BAND (1<<1)
#define IEEE80211_CCK_RATE_LEN 4
#define IEEE80211_CCK_RATE_1MB 0x02
#define IEEE80211_CCK_RATE_2MB 0x04
#define IEEE80211_CCK_RATE_5MB 0x0B
#define IEEE80211_CCK_RATE_11MB 0x16
#define IEEE80211_OFDM_RATE_LEN 8
#define IEEE80211_OFDM_RATE_6MB 0x0C
#define IEEE80211_OFDM_RATE_9MB 0x12
#define IEEE80211_OFDM_RATE_12MB 0x18
#define IEEE80211_OFDM_RATE_18MB 0x24
#define IEEE80211_OFDM_RATE_24MB 0x30
#define IEEE80211_OFDM_RATE_36MB 0x48
#define IEEE80211_OFDM_RATE_48MB 0x60
#define IEEE80211_OFDM_RATE_54MB 0x6C
#define IEEE80211_BASIC_RATE_MASK 0x80
#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
#define IEEE80211_CCK_RATES_MASK 0x0000000F
#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
IEEE80211_CCK_RATE_2MB_MASK)
#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
IEEE80211_CCK_RATE_5MB_MASK | \
IEEE80211_CCK_RATE_11MB_MASK)
#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
IEEE80211_OFDM_RATE_12MB_MASK | \
IEEE80211_OFDM_RATE_24MB_MASK)
#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
IEEE80211_OFDM_RATE_9MB_MASK | \
IEEE80211_OFDM_RATE_18MB_MASK | \
IEEE80211_OFDM_RATE_36MB_MASK | \
IEEE80211_OFDM_RATE_48MB_MASK | \
IEEE80211_OFDM_RATE_54MB_MASK)
#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
IEEE80211_CCK_DEFAULT_RATES_MASK)
#define IEEE80211_NUM_OFDM_RATES 8
#define IEEE80211_NUM_CCK_RATES 4
#define IEEE80211_OFDM_SHIFT_MASK_A 4
/* this is stolen and modified from the madwifi driver*/
#define IEEE80211_FC0_TYPE_MASK 0x0c
#define IEEE80211_FC0_TYPE_DATA 0x08
#define IEEE80211_FC0_SUBTYPE_MASK 0xB0
#define IEEE80211_FC0_SUBTYPE_QOS 0x80
#define IEEE80211_QOS_HAS_SEQ(fc) \
(((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
(IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
/* this is stolen from ipw2200 driver */
#define IEEE_IBSS_MAC_HASH_SIZE 31
struct ieee_ibss_seq {
u8 mac[ETH_ALEN];
u16 seq_num[17];
u16 frag_num[17];
unsigned long packet_time[17];
struct list_head list;
};
/* NOTE: This data is for statistical purposes; not all hardware provides this
* information for frames received. Not setting these will not cause
* any adverse affects. */
struct ieee80211_rx_stats {
u32 mac_time[2];
s8 rssi;
u8 signal;
u8 noise;
u16 rate; /* in 100 kbps */
u8 received_channel;
u8 control;
u8 mask;
u8 freq;
u16 len;
u64 tsf;
u32 beacon_time;
u8 nic_type;
u16 Length;
u8 SignalQuality; /* in 0-100 index */
/* real power in dBm for this packet, no beautification & aggregation */
s32 RecvSignalPower;
s8 RxPower; /* in dBm Translate from PWdB */
u8 SignalStrength; /* in 0-100 index */
u16 bHwError:1;
u16 bCRC:1;
u16 bICV:1;
u16 bShortPreamble:1;
u16 Antenna:1; /* RTL8185 */
u16 Decrypted:1; /* RTL8185, RTL8187 */
u16 Wakeup:1; /* RTL8185 */
u16 Reserved0:1; /* RTL8185 */
u8 AGC;
u32 TimeStampLow;
u32 TimeStampHigh;
bool bShift;
bool bIsQosData;
u8 UserPriority;
/* < 11n or 8190 specific code */
u8 RxDrvInfoSize;
u8 RxBufShift;
bool bIsAMPDU;
bool bFirstMPDU;
bool bContainHTC;
bool RxIs40MHzPacket;
u32 RxPWDBAll;
u8 RxMIMOSignalStrength[4]; /* in 0~100 index */
s8 RxMIMOSignalQuality[2];
bool bPacketMatchBSSID;
bool bIsCCK;
bool bPacketToSelf;
u8 *virtual_address;
/* total packet length: must equal to sum of all FragLength */
u16 packetlength;
/* FragLength should equal to PacketLength in non-fragment case */
u16 fraglength;
u16 fragoffset; /* data offset for this fragment */
u16 ntotalfrag;
bool bisrxaggrsubframe;
bool bPacketBeacon; /* for rssi */
bool bToSelfBA; /* for rssi */
char cck_adc_pwdb[4]; /* for rx path selection */
u16 Seq_Num;
u8 nTotalAggPkt; /* number of aggregated packets */
};
/* IEEE 802.11 requires that STA supports concurrent reception of at least
* three fragmented frames. This define can be increased to support more
* concurrent frames, but it should be noted that each entry can consume about
* 2 kB of RAM and increasing cache size will slow down frame reassembly. */
#define IEEE80211_FRAG_CACHE_LEN 4
struct ieee80211_frag_entry {
unsigned long first_frag_time;
unsigned int seq;
unsigned int last_frag;
struct sk_buff *skb;
u8 src_addr[ETH_ALEN];
u8 dst_addr[ETH_ALEN];
};
struct ieee80211_stats {
unsigned int tx_unicast_frames;
unsigned int tx_multicast_frames;
unsigned int tx_fragments;
unsigned int tx_unicast_octets;
unsigned int tx_multicast_octets;
unsigned int tx_deferred_transmissions;
unsigned int tx_single_retry_frames;
unsigned int tx_multiple_retry_frames;
unsigned int tx_retry_limit_exceeded;
unsigned int tx_discards;
unsigned int rx_unicast_frames;
unsigned int rx_multicast_frames;
unsigned int rx_fragments;
unsigned int rx_unicast_octets;
unsigned int rx_multicast_octets;
unsigned int rx_fcs_errors;
unsigned int rx_discards_no_buffer;
unsigned int tx_discards_wrong_sa;
unsigned int rx_discards_undecryptable;
unsigned int rx_message_in_msg_fragments;
unsigned int rx_message_in_bad_msg_fragments;
};
struct ieee80211_device;
#include "ieee80211_crypt.h"
#define SEC_KEY_1 (1<<0)
#define SEC_KEY_2 (1<<1)
#define SEC_KEY_3 (1<<2)
#define SEC_KEY_4 (1<<3)
#define SEC_ACTIVE_KEY (1<<4)
#define SEC_AUTH_MODE (1<<5)
#define SEC_UNICAST_GROUP (1<<6)
#define SEC_LEVEL (1<<7)
#define SEC_ENABLED (1<<8)
#define SEC_LEVEL_0 0 /* None */
#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
#define WEP_KEYS 4
#define WEP_KEY_LEN 13
#define SCM_KEY_LEN 32
struct ieee80211_security {
u16 active_key:2,
enabled:1,
auth_mode:2,
auth_algo:4,
unicast_uses_group:1,
encrypt:1;
u8 key_sizes[WEP_KEYS];
u8 keys[WEP_KEYS][SCM_KEY_LEN];
u8 level;
u16 flags;
} __attribute__ ((packed));
/*
802.11 data frame from AP
,-------------------------------------------------------------------.
Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
|------|------|---------|---------|---------|------|---------|------|
Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
| | tion | (BSSID) | | | ence | data | |
`-------------------------------------------------------------------'
Total: 28-2340 bytes
*/
/* Management Frame Information Element Types */
enum {
MFIE_TYPE_SSID = 0,
MFIE_TYPE_RATES = 1,
MFIE_TYPE_FH_SET = 2,
MFIE_TYPE_DS_SET = 3,
MFIE_TYPE_CF_SET = 4,
MFIE_TYPE_TIM = 5,
MFIE_TYPE_IBSS_SET = 6,
MFIE_TYPE_COUNTRY = 7,
MFIE_TYPE_HOP_PARAMS = 8,
MFIE_TYPE_HOP_TABLE = 9,
MFIE_TYPE_REQUEST = 10,
MFIE_TYPE_CHALLENGE = 16,
MFIE_TYPE_POWER_CONSTRAINT = 32,
MFIE_TYPE_POWER_CAPABILITY = 33,
MFIE_TYPE_TPC_REQUEST = 34,
MFIE_TYPE_TPC_REPORT = 35,
MFIE_TYPE_SUPP_CHANNELS = 36,
MFIE_TYPE_CSA = 37,
MFIE_TYPE_MEASURE_REQUEST = 38,
MFIE_TYPE_MEASURE_REPORT = 39,
MFIE_TYPE_QUIET = 40,
MFIE_TYPE_IBSS_DFS = 41,
MFIE_TYPE_ERP = 42,
MFIE_TYPE_RSN = 48,
MFIE_TYPE_RATES_EX = 50,
MFIE_TYPE_HT_CAP= 45,
MFIE_TYPE_HT_INFO= 61,
MFIE_TYPE_AIRONET=133,
MFIE_TYPE_GENERIC = 221,
MFIE_TYPE_QOS_PARAMETER = 222,
};
/* Minimal header; can be used for passing 802.11 frames with sufficient
* information to determine what type of underlying data type is actually
* stored in the data. */
struct rtl_ieee80211_hdr {
__le16 frame_ctl;
__le16 duration_id;
u8 payload[0];
} __attribute__ ((packed));
struct ieee80211_hdr_1addr {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 payload[0];
} __attribute__ ((packed));
struct ieee80211_hdr_2addr {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 payload[0];
} __attribute__ ((packed));
struct ieee80211_hdr_4addr {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctl;
u8 addr4[ETH_ALEN];
u8 payload[0];
} __attribute__ ((packed));
struct ieee80211_hdr_3addrqos {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctl;
u8 payload[0];
__le16 qos_ctl;
} __attribute__ ((packed));
struct ieee80211_hdr_4addrqos {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctl;
u8 addr4[ETH_ALEN];
u8 payload[0];
__le16 qos_ctl;
} __attribute__ ((packed));
struct ieee80211_info_element {
u8 id;
u8 len;
u8 data[0];
} __attribute__ ((packed));
struct ieee80211_authentication {
struct ieee80211_hdr_3addr header;
__le16 algorithm;
__le16 transaction;
__le16 status;
/* challenge */
struct ieee80211_info_element info_element[0];
} __attribute__ ((packed));
struct ieee80211_disassoc {
struct ieee80211_hdr_3addr header;
__le16 reason;
} __attribute__ ((packed));
struct ieee80211_probe_request {
struct ieee80211_hdr_3addr header;
/* SSID, supported rates */
struct ieee80211_info_element info_element[0];
} __attribute__ ((packed));
struct ieee80211_probe_response {
struct ieee80211_hdr_3addr header;
u32 time_stamp[2];
__le16 beacon_interval;
__le16 capability;
/* SSID, supported rates, FH params, DS params,
* CF params, IBSS params, TIM (if beacon), RSN */
struct ieee80211_info_element info_element[0];
} __attribute__ ((packed));
struct ieee80211_assoc_request_frame {
struct ieee80211_hdr_3addr header;
__le16 capability;
__le16 listen_interval;
/* SSID, supported rates, RSN */
struct ieee80211_info_element info_element[0];
} __attribute__ ((packed));
struct ieee80211_reassoc_request_frame {
struct ieee80211_hdr_3addr header;
__le16 capability;
__le16 listen_interval;
u8 current_ap[ETH_ALEN];
/* SSID, supported rates, RSN */
struct ieee80211_info_element info_element[0];
} __attribute__ ((packed));
struct ieee80211_assoc_response_frame {
struct ieee80211_hdr_3addr header;
__le16 capability;
__le16 status;
__le16 aid;
struct ieee80211_info_element info_element[0]; /* supported rates */
} __attribute__ ((packed));
struct ieee80211_txb {
u8 nr_frags;
u8 encrypted;
u8 queue_index;
u8 rts_included;
u16 reserved;
__le16 frag_size;
__le16 payload_size;
struct sk_buff *fragments[0];
};
#define MAX_SUBFRAME_COUNT 64
struct ieee80211_rxb {
u8 nr_subframes;
struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
u8 dst[ETH_ALEN];
u8 src[ETH_ALEN];
}__attribute__((packed));
/* SWEEP TABLE ENTRIES NUMBER */
#define MAX_SWEEP_TAB_ENTRIES 42
#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
* only use 8, and then use extended rates for the remaining supported
* rates. Other APs, however, stick all of their supported rates on the
* main rates information element... */
#define MAX_RATES_LENGTH ((u8)12)
#define MAX_RATES_EX_LENGTH ((u8)16)
#define MAX_NETWORK_COUNT 128
#define MAX_CHANNEL_NUMBER 161
#define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
#define CRC_LENGTH 4U
#define MAX_WPA_IE_LEN 64
#define NETWORK_EMPTY_ESSID (1 << 0)
#define NETWORK_HAS_OFDM (1 << 1)
#define NETWORK_HAS_CCK (1 << 2)
/* QoS structure */
#define NETWORK_HAS_QOS_PARAMETERS (1 << 3)
#define NETWORK_HAS_QOS_INFORMATION (1 << 4)
#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
NETWORK_HAS_QOS_INFORMATION)
#define NETWORK_HAS_ERP_VALUE (1 << 10)
#define QOS_QUEUE_NUM 4
#define QOS_OUI_LEN 3
#define QOS_OUI_TYPE 2
#define QOS_ELEMENT_ID 221
#define QOS_OUI_INFO_SUB_TYPE 0
#define QOS_OUI_PARAM_SUB_TYPE 1
#define QOS_VERSION_1 1
#define QOS_AIFSN_MIN_VALUE 2
struct ieee80211_qos_information_element {
u8 elementID;
u8 length;
u8 qui[QOS_OUI_LEN];
u8 qui_type;
u8 qui_subtype;
u8 version;
u8 ac_info;
} __attribute__ ((packed));
struct ieee80211_qos_ac_parameter {
u8 aci_aifsn;
u8 ecw_min_max;
__le16 tx_op_limit;
} __attribute__ ((packed));
struct ieee80211_qos_parameter_info {
struct ieee80211_qos_information_element info_element;
u8 reserved;
struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
} __attribute__ ((packed));
struct ieee80211_qos_parameters {
__le16 cw_min[QOS_QUEUE_NUM];
__le16 cw_max[QOS_QUEUE_NUM];
u8 aifs[QOS_QUEUE_NUM];
u8 flag[QOS_QUEUE_NUM];
__le16 tx_op_limit[QOS_QUEUE_NUM];
} __attribute__ ((packed));
struct ieee80211_qos_data {
struct ieee80211_qos_parameters parameters;
int active;
int supported;
u8 param_count;
u8 old_param_count;
};
struct ieee80211_tim_parameters {
u8 tim_count;
u8 tim_period;
} __attribute__ ((packed));
struct ieee80211_wmm_ac_param {
u8 ac_aci_acm_aifsn;
u8 ac_ecwmin_ecwmax;
u16 ac_txop_limit;
};
struct ieee80211_wmm_ts_info {
u8 ac_dir_tid;
u8 ac_up_psb;
u8 reserved;
} __attribute__ ((packed));
struct ieee80211_wmm_tspec_elem {
struct ieee80211_wmm_ts_info ts_info;
u16 norm_msdu_size;
u16 max_msdu_size;
u32 min_serv_inter;
u32 max_serv_inter;
u32 inact_inter;
u32 suspen_inter;
u32 serv_start_time;
u32 min_data_rate;
u32 mean_data_rate;
u32 peak_data_rate;
u32 max_burst_size;
u32 delay_bound;
u32 min_phy_rate;
u16 surp_band_allow;
u16 medium_time;
}__attribute__((packed));
enum eap_type {
EAP_PACKET = 0,
EAPOL_START,
EAPOL_LOGOFF,
EAPOL_KEY,
EAPOL_ENCAP_ASF_ALERT
};
static const char *eap_types[] = {
[EAP_PACKET] = "EAP-Packet",
[EAPOL_START] = "EAPOL-Start",
[EAPOL_LOGOFF] = "EAPOL-Logoff",
[EAPOL_KEY] = "EAPOL-Key",
[EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
};
static inline const char *eap_get_type(int type)
{
return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
}
struct eapol {
u8 snap[6];
u16 ethertype;
u8 version;
u8 type;
u16 length;
} __attribute__ ((packed));
struct ieee80211_softmac_stats {
unsigned int rx_ass_ok;
unsigned int rx_ass_err;
unsigned int rx_probe_rq;
unsigned int tx_probe_rs;
unsigned int tx_beacons;
unsigned int rx_auth_rq;
unsigned int rx_auth_rs_ok;
unsigned int rx_auth_rs_err;
unsigned int tx_auth_rq;
unsigned int no_auth_rs;
unsigned int no_ass_rs;
unsigned int tx_ass_rq;
unsigned int rx_ass_rq;
unsigned int tx_probe_rq;
unsigned int reassoc;
unsigned int swtxstop;
unsigned int swtxawake;
unsigned char CurrentShowTxate;
unsigned char last_packet_rate;
unsigned int txretrycount;
};
#define BEACON_PROBE_SSID_ID_POSITION 12
struct ieee80211_info_element_hdr {
u8 id;
u8 len;
} __attribute__ ((packed));
/*
* These are the data types that can make up management packets
*
u16 auth_algorithm;
u16 auth_sequence;
u16 beacon_interval;
u16 capability;
u8 current_ap[ETH_ALEN];
u16 listen_interval;
struct {
u16 association_id:14, reserved:2;
} __attribute__ ((packed));
u32 time_stamp[2];
u16 reason;
u16 status;
*/
#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
#define IEEE80211_DEFAULT_BASIC_RATE 2 /* 1Mbps */
enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
#define MAX_SP_Len (WMM_all_frame << 4)
#define IEEE80211_QOS_TID 0x0f
#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
#define IEEE80211_DTIM_MBCAST 4
#define IEEE80211_DTIM_UCAST 2
#define IEEE80211_DTIM_VALID 1
#define IEEE80211_DTIM_INVALID 0
#define IEEE80211_PS_DISABLED 0
#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
//added by David for QoS 2006/6/30
//#define WMM_Hang_8187
#ifdef WMM_Hang_8187
#undef WMM_Hang_8187
#endif
#define WME_AC_BK 0x00
#define WME_AC_BE 0x01
#define WME_AC_VI 0x02
#define WME_AC_VO 0x03
#define WME_ACI_MASK 0x03
#define WME_AIFSN_MASK 0x03
#define WME_AC_PRAM_LEN 16
//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
//#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
#define UP2AC(up) ( \
((up) < 1) ? WME_AC_BE : \
((up) < 3) ? WME_AC_BK : \
((up) < 4) ? WME_AC_BE : \
((up) < 6) ? WME_AC_VI : \
WME_AC_VO)
//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
#define AC2UP(_ac) ( \
((_ac) == WME_AC_VO) ? 6 : \
((_ac) == WME_AC_VI) ? 5 : \
((_ac) == WME_AC_BK) ? 1 : \
0)
#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
/* length of two Ethernet address plus ether type */
#define ETHERNET_HEADER_SIZE 14
struct ether_header {
u8 ether_dhost[ETHER_ADDR_LEN];
u8 ether_shost[ETHER_ADDR_LEN];
u16 ether_type;
} __attribute__((packed));
#ifndef ETHERTYPE_PAE
#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
#endif
#ifndef ETHERTYPE_IP
#define ETHERTYPE_IP 0x0800 /* IP protocol */
#endif
struct ieee80211_network {
/* These entries are used to identify a unique network */
u8 bssid[ETH_ALEN];
u8 channel;
/* Ensure null-terminated for any debug msgs */
u8 ssid[IW_ESSID_MAX_SIZE + 1];
u8 ssid_len;
struct ieee80211_qos_data qos_data;
/* for LEAP */
bool bWithAironetIE;
bool bCkipSupported;
bool bCcxRmEnable;
u16 CcxRmState[2];
/* CCXv4 S59, MBSSID. */
bool bMBssidValid;
u8 MBssidMask;
u8 MBssid[6];
/* CCX 2 S38, WLAN Device Version Number element. */
bool bWithCcxVerNum;
u8 BssCcxVerNumber;
/* These are network statistics */
struct ieee80211_rx_stats stats;
u16 capability;
u8 rates[MAX_RATES_LENGTH];
u8 rates_len;
u8 rates_ex[MAX_RATES_EX_LENGTH];
u8 rates_ex_len;
unsigned long last_scanned;
u8 mode;
u32 flags;
u32 last_associate;
u32 time_stamp[2];
u16 beacon_interval;
u16 listen_interval;
u16 atim_window;
u8 erp_value;
u8 wpa_ie[MAX_WPA_IE_LEN];
size_t wpa_ie_len;
u8 rsn_ie[MAX_WPA_IE_LEN];
size_t rsn_ie_len;
struct ieee80211_tim_parameters tim;
u8 dtim_period;
u8 dtim_data;
u32 last_dtim_sta_time[2];
//appeded for QoS
u8 wmm_info;
struct ieee80211_wmm_ac_param wmm_param[4];
u8 QoS_Enable;
u8 Turbo_Enable;//enable turbo mode, added by thomas
u16 CountryIeLen;
u8 CountryIeBuf[MAX_IE_LEN];
/* HT Related */
BSS_HT bssht;
/* Added to handle broadcom AP management frame CCK rate. */
bool broadcom_cap_exist;
bool realtek_cap_exit;
bool marvell_cap_exist;
bool ralink_cap_exist;
bool atheros_cap_exist;
bool cisco_cap_exist;
bool unknown_cap_exist;
bool berp_info_valid;
bool buseprotection;
struct list_head list; /* put at the end of the structure */
};
enum ieee80211_state {
/* the card is not linked at all */
IEEE80211_NOLINK = 0,
/* IEEE80211_ASSOCIATING* are for BSS client mode
* the driver shall not perform RX filtering unless
* the state is LINKED.
* The driver shall just check for the state LINKED and
* defaults to NOLINK for ALL the other states (including
* LINKED_SCANNING)
*/
/* the association procedure will start (wq scheduling)*/
IEEE80211_ASSOCIATING,
IEEE80211_ASSOCIATING_RETRY,
/* the association procedure is sending AUTH request*/
IEEE80211_ASSOCIATING_AUTHENTICATING,
/* the association procedure has successfully authentcated
* and is sending association request
*/
IEEE80211_ASSOCIATING_AUTHENTICATED,
/* the link is ok. the card associated to a BSS or linked
* to a ibss cell or acting as an AP and creating the bss
*/
IEEE80211_LINKED,
/* same as LINKED, but the driver shall apply RX filter
* rules as we are in NO_LINK mode. As the card is still
* logically linked, but it is doing a syncro site survey
* then it will be back to LINKED state.
*/
IEEE80211_LINKED_SCANNING,
};
#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
#define DEFAULT_FTS 2346
#define CFG_IEEE80211_RESERVE_FCS (1<<0)
#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
#define IEEE80211_24GHZ_MIN_CHANNEL 1
#define IEEE80211_24GHZ_MAX_CHANNEL 14
#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
IEEE80211_24GHZ_MIN_CHANNEL + 1)
#define IEEE80211_52GHZ_MIN_CHANNEL 34
#define IEEE80211_52GHZ_MAX_CHANNEL 165
#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
IEEE80211_52GHZ_MIN_CHANNEL + 1)
typedef struct tx_pending_t{
int frag;
struct ieee80211_txb *txb;
}tx_pending_t;
enum {
COUNTRY_CODE_FCC = 0,
COUNTRY_CODE_IC = 1,
COUNTRY_CODE_ETSI = 2,
COUNTRY_CODE_SPAIN = 3,
COUNTRY_CODE_FRANCE = 4,
COUNTRY_CODE_MKK = 5,
COUNTRY_CODE_MKK1 = 6,
COUNTRY_CODE_ISRAEL = 7,
COUNTRY_CODE_TELEC,
COUNTRY_CODE_MIC,
COUNTRY_CODE_GLOBAL_DOMAIN
};
#include "ieee80211_r8192s.h"
struct ieee80211_device {
struct net_device *dev;
struct ieee80211_security sec;
/* hw security related */
u8 hwsec_active;
bool is_silent_reset;
bool is_roaming;
bool ieee_up;
bool bSupportRemoteWakeUp;
RT_PS_MODE dot11PowerSaveMode;
bool actscanning;
bool be_scan_inprogress;
bool beinretry;
RT_RF_POWER_STATE eRFPowerState;
u32 RfOffReason;
bool is_set_key;
/* 11n HT below */
PRT_HIGH_THROUGHPUT pHTInfo;
spinlock_t bw_spinlock;
spinlock_t reorder_spinlock;
/*
* for HT operation rate set, we use this one for HT data rate to
* separate different descriptors the way fill this is the same as
* in the IE
*/
u8 Regdot11HTOperationalRateSet[16]; /* use RATR format */
u8 dot11HTOperationalRateSet[16]; /* use RATR format */
u8 RegHTSuppRateSet[16];
u8 HTCurrentOperaRate;
u8 HTHighestOperaRate;
/* for rate operation mode to firmware */
u8 bTxDisableRateFallBack;
u8 bTxUseDriverAssingedRate;
atomic_t atm_chnlop;
atomic_t atm_swbw;
/* 802.11e and WMM Traffic Stream Info (TX) */
struct list_head Tx_TS_Admit_List;
struct list_head Tx_TS_Pending_List;
struct list_head Tx_TS_Unused_List;
TX_TS_RECORD TxTsRecord[TOTAL_TS_NUM];
/* 802.11e and WMM Traffic Stream Info (RX) */
struct list_head Rx_TS_Admit_List;
struct list_head Rx_TS_Pending_List;
struct list_head Rx_TS_Unused_List;
RX_TS_RECORD RxTsRecord[TOTAL_TS_NUM];
RX_REORDER_ENTRY RxReorderEntry[128];
struct list_head RxReorder_Unused_List;
/* Qos related */
/* Force per-packet priority 1~7. (default: 0, not to force it.) */
u8 ForcedPriority;
/* Bookkeeping structures */
struct net_device_stats stats;
struct ieee80211_stats ieee_stats;
struct ieee80211_softmac_stats softmac_stats;
/* Probe / Beacon management */
struct list_head network_free_list;
struct list_head network_list;
struct ieee80211_network *networks;
int scans;
int scan_age;
int iw_mode; /* operating mode (IW_MODE_*) */
struct iw_spy_data spy_data;
spinlock_t lock;
spinlock_t wpax_suitlist_lock;
int tx_headroom; /* Set to size of any additional room needed at front
* of allocated Tx SKBs */
u32 config;
/* WEP and other encryption related settings at the device level */
int open_wep; /* Set to 1 to allow unencrypted frames */
int auth_mode;
int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
* WEP key changes */
/* If the host performs {en,de}cryption, then set to 1 */
int host_encrypt;
int host_encrypt_msdu;
int host_decrypt;
/* host performs multicast decryption */
int host_mc_decrypt;
/* host should strip IV and ICV from protected frames */
/* meaningful only when hardware decryption is being used */
int host_strip_iv_icv;
int host_open_frag;
int host_build_iv;
int ieee802_1x; /* is IEEE 802.1X used */
/* WPA data */
bool bHalfWirelessN24GMode;
int wpa_enabled;
int drop_unencrypted;
int tkip_countermeasures;
int privacy_invoked;
size_t wpa_ie_len;
u8 *wpa_ie;
u8 ap_mac_addr[6];
u16 pairwise_key_type;
u16 group_key_type;
struct list_head crypt_deinit_list;
struct ieee80211_crypt_data *crypt[WEP_KEYS];
int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
struct timer_list crypt_deinit_timer;
int crypt_quiesced;
int bcrx_sta_key; /* use individual keys to override default keys even
* with RX of broad/multicast frames */
/* Fragmentation structures */
// each streaming contain a entry
struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
unsigned int frag_next_idx[17];
u16 fts; /* Fragmentation Threshold */
#define DEFAULT_RTS_THRESHOLD 2346U
#define MIN_RTS_THRESHOLD 1
#define MAX_RTS_THRESHOLD 2346U
u16 rts; /* RTS threshold */
/* Association info */
u8 bssid[ETH_ALEN];
/* This stores infos for the current network.
* Either the network we are associated in INFRASTRUCTURE
* or the network that we are creating in MASTER mode.
* ad-hoc is a mixture ;-).
* Note that in infrastructure mode, even when not associated,
* fields bssid and essid may be valid (if wpa_set and essid_set
* are true) as thy carry the value set by the user via iwconfig
*/
struct ieee80211_network current_network;
enum ieee80211_state state;
int short_slot;
int reg_mode;
int mode; /* A, B, G */
int modulation; /* CCK, OFDM */
int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
int abg_true; /* ABG flag */
/* used for forcing the ibss workqueue to terminate
* without wait for the syncro scan to terminate
*/
short sync_scan_hurryup;
u16 scan_watch_dog;
int perfect_rssi;
int worst_rssi;
u16 prev_seq_ctl; /* used to drop duplicate frames */
/*
* map of allowed channels. 0 is dummy, FIXME: remeber to default to
* a basic channel plan depending of the PHY type
*/
void *pDot11dInfo;
bool bGlobalDomain;
int rate; /* current rate */
int basic_rate;
//FIXME: pleace callback, see if redundant with softmac_features
short active_scan;
/* this contains flags for selectively enable softmac support */
u16 softmac_features;
/* if the sequence control field is not filled by HW */
u16 seq_ctrl[5];
/* association procedure transaction sequence number */
u16 associate_seq;
/* AID for RTXed association responses */
u16 assoc_id;
/* power save mode related*/
u8 ack_tx_to_ieee;
short ps;
short sta_sleep;
int ps_timeout;
int ps_period;
struct tasklet_struct ps_task;
u32 ps_th;
u32 ps_tl;
short raw_tx;
/* used if IEEE_SOFTMAC_TX_QUEUE is set */
short queue_stop;
short scanning;
short proto_started;
struct semaphore wx_sem;
struct semaphore scan_sem;
spinlock_t mgmt_tx_lock;
spinlock_t beacon_lock;
short beacon_txing;
short wap_set;
short ssid_set;
u8 wpax_type_set; //{added by David, 2006.9.28}
u32 wpax_type_notify; //{added by David, 2006.9.26}
/* QoS related flag */
char init_wmmparam_flag;
/* set on initialization */
u8 qos_support;
/* for discarding duplicated packets in IBSS */
struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
/* for discarding duplicated packets in BSS */
u16 last_rxseq_num[17]; /* rx seq previous per-tid */
u16 last_rxfrag_num[17];/* tx frag previous per-tid */
unsigned long last_packet_time[17];
/* for PS mode */
unsigned long last_rx_ps_time;
/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
int mgmt_queue_head;
int mgmt_queue_tail;
/* rtl819x start */
u8 AsocRetryCount;
unsigned int hw_header;
struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
struct sk_buff_head skb_aggQ[MAX_QUEUE_SIZE];
struct sk_buff_head skb_drv_aggQ[MAX_QUEUE_SIZE];
u32 sta_edca_param[4];
bool aggregation;
/* Enable/Disable Rx immediate BA capability. */
bool enable_rx_imm_BA;
bool bibsscoordinator;
/* Dynamic Tx power for near/far range enable/disable. */
bool bdynamic_txpower_enable;
bool bCTSToSelfEnable;
u8 CTSToSelfTH;
u32 fsync_time_interval;
u32 fsync_rate_bitmap;
u8 fsync_rssi_threshold;
bool bfsync_enable;
u8 fsync_multiple_timeinterval; /* value * FsyncTimeInterval */
u32 fsync_firstdiff_ratethreshold; /* low threshold */
u32 fsync_seconddiff_ratethreshold; /* decrease threshold */
Fsync_State fsync_state;
bool bis_any_nonbepkts;
/* 20Mhz 40Mhz AutoSwitch Threshold */
struct bandwidth_autoswitch bandwidth_auto_switch;
/* for txpower tracking */
bool FwRWRF;
/* for AP roaming */
struct rt_link_detect LinkDetectInfo;
struct rt_power_save_control PowerSaveControl;
/* rtl819x end */
/* used if IEEE_SOFTMAC_TX_QUEUE is set */
struct tx_pending_t tx_pending;
/* used if IEEE_SOFTMAC_ASSOCIATE is set */
struct timer_list associate_timer;
/* used if IEEE_SOFTMAC_BEACONS is set */
struct timer_list beacon_timer;
struct work_struct associate_complete_wq;
struct work_struct associate_procedure_wq;
struct delayed_work softmac_scan_wq;
struct delayed_work associate_retry_wq;
struct delayed_work start_ibss_wq;
struct delayed_work hw_wakeup_wq;
struct delayed_work hw_sleep_wq;
struct delayed_work link_change_wq;
struct work_struct wx_sync_scan_wq;
struct workqueue_struct *wq;
/* Callback functions */
void (*set_security)(struct net_device *dev,
struct ieee80211_security *sec);
/* Used to TX data frame by using txb structs.
* this is not used if in the softmac_features
* is set the flag IEEE_SOFTMAC_TX_QUEUE
*/
int (*hard_start_xmit)(struct ieee80211_txb *txb,
struct net_device *dev);
int (*reset_port)(struct net_device *dev);
int (*is_queue_full)(struct net_device *dev, int pri);
int (*handle_management)(struct net_device *dev,
struct ieee80211_network *network, u16 type);
int (*is_qos_active)(struct net_device *dev, struct sk_buff *skb);
/* Softmac-generated frames (mamagement) are TXed via this
* callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
* not set. As some cards may have different HW queues that
* one might want to use for data and management frames
* the option to have two callbacks might be useful.
* This fucntion can't sleep.
*/
int (*softmac_hard_start_xmit)(struct sk_buff *skb,
struct net_device *dev);
/* used instead of hard_start_xmit (not softmac_hard_start_xmit)
* if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
* frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
* then also management frames are sent via this callback.
* This function can't sleep.
*/
void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
struct net_device *dev,int rate);
/* stops the HW queue for DATA frames. Useful to avoid
* waste time to TX data frame when we are reassociating
* This function can sleep.
*/
void (*data_hard_stop)(struct net_device *dev);
/* OK this is complementar to data_poll_hard_stop */
void (*data_hard_resume)(struct net_device *dev);
/* ask to the driver to retune the radio .
* This function can sleep. the driver should ensure
* the radio has been swithced before return.
*/
void (*set_chan)(struct net_device *dev,short ch);
/* These are not used if the ieee stack takes care of
* scanning (IEEE_SOFTMAC_SCAN feature set).
* In this case only the set_chan is used.
*
* The syncro version is similar to the start_scan but
* does not return until all channels has been scanned.
* this is called in user context and should sleep,
* it is called in a work_queue when swithcing to ad-hoc mode
* or in behalf of iwlist scan when the card is associated
* and root user ask for a scan.
* the fucntion stop_scan should stop both the syncro and
* background scanning and can sleep.
* The fucntion start_scan should initiate the background
* scanning and can't sleep.
*/
void (*scan_syncro)(struct net_device *dev);
void (*start_scan)(struct net_device *dev);
void (*stop_scan)(struct net_device *dev);
/* indicate the driver that the link state is changed
* for example it may indicate the card is associated now.
* Driver might be interested in this to apply RX filter
* rules or simply light the LINK led
*/
void (*link_change)(struct net_device *dev);
/* these two function indicates to the HW when to start
* and stop to send beacons. This is used when the
* IEEE_SOFTMAC_BEACONS is not set. For now the
* stop_send_bacons is NOT guaranteed to be called only
* after start_send_beacons.
*/
void (*start_send_beacons) (struct net_device *dev);
void (*stop_send_beacons) (struct net_device *dev);
/* power save mode related */
void (*sta_wake_up) (struct net_device *dev);
void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
short (*ps_is_queue_empty) (struct net_device *dev);
int (*handle_beacon)(struct net_device *dev,
struct ieee80211_probe_response *beacon,
struct ieee80211_network *network);
int (*handle_assoc_response)(struct net_device *dev,
struct ieee80211_assoc_response_frame *resp,
struct ieee80211_network *network);
/* check whether Tx hw resouce available */
short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
/* HT related */
void (*SetBWModeHandler)(struct net_device *dev,
HT_CHANNEL_WIDTH Bandwidth,
HT_EXTCHNL_OFFSET Offset);
bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
bool (*is_ap_in_wep_tkip)(struct net_device* dev);
void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
bool (*SetFwCmdHandler)(struct net_device *dev, FW_CMD_IO_TYPE FwCmdIO);
void (*LedControlHandler)(struct net_device *dev,
LED_CTL_MODE LedAction);
/* This must be the last item so that it points to the data
* allocated beyond this structure by alloc_ieee80211 */
u8 priv[0];
};
#define IEEE_A (1<<0)
#define IEEE_B (1<<1)
#define IEEE_G (1<<2)
#define IEEE_N_24G (1<<4)
#define IEEE_N_5G (1<<5)
#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
/* Generate a 802.11 header */
/* Uses the channel change callback directly
* instead of [start/stop] scan callbacks
*/
#define IEEE_SOFTMAC_SCAN (1<<2)
/* Perform authentication and association handshake */
#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
/* Generate probe requests */
#define IEEE_SOFTMAC_PROBERQ (1<<4)
/* Generate respones to probe requests */
#define IEEE_SOFTMAC_PROBERS (1<<5)
/* The ieee802.11 stack will manages the netif queue
* wake/stop for the driver, taking care of 802.11
* fragmentation. See softmac.c for details. */
#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
/* Uses only the softmac_data_hard_start_xmit
* even for TX management frames.
*/
#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
/* Generate beacons. The stack will enqueue beacons
* to the card
*/
#define IEEE_SOFTMAC_BEACONS (1<<6)
static inline void *ieee80211_priv(struct net_device *dev)
{
return ((struct ieee80211_device *)netdev_priv(dev))->priv;
}
extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
{
/* Single white space is for Linksys APs */
if (essid_len == 1 && essid[0] == ' ')
return 1;
/* Otherwise, if the entire essid is 0, we assume it is hidden */
while (essid_len) {
essid_len--;
if (essid[essid_len] != '\0')
return 0;
}
return 1;
}
extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
{
/*
* It is possible for both access points and our device to support
* combinations of modes, so as long as there is one valid combination
* of ap/device supported modes, then return success
*
*/
if ((mode & IEEE_A) &&
(ieee->modulation & IEEE80211_OFDM_MODULATION) &&
(ieee->freq_band & IEEE80211_52GHZ_BAND))
return 1;
if ((mode & IEEE_G) &&
(ieee->modulation & IEEE80211_OFDM_MODULATION) &&
(ieee->freq_band & IEEE80211_24GHZ_BAND))
return 1;
if ((mode & IEEE_B) &&
(ieee->modulation & IEEE80211_CCK_MODULATION) &&
(ieee->freq_band & IEEE80211_24GHZ_BAND))
return 1;
return 0;
}
extern inline int ieee80211_get_hdrlen(u16 fc)
{
int hdrlen = IEEE80211_3ADDR_LEN;
switch (WLAN_FC_GET_TYPE(fc)) {
case IEEE80211_FTYPE_DATA:
if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
if(IEEE80211_QOS_HAS_SEQ(fc))
hdrlen += 2; /* QOS ctrl*/
break;
case IEEE80211_FTYPE_CTL:
switch (WLAN_FC_GET_STYPE(fc)) {
case IEEE80211_STYPE_CTS:
case IEEE80211_STYPE_ACK:
hdrlen = IEEE80211_1ADDR_LEN;
break;
default:
hdrlen = IEEE80211_2ADDR_LEN;
break;
}
break;
}
return hdrlen;
}
static inline u8 *ieee80211_get_payload(struct rtl_ieee80211_hdr *hdr)
{
switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
case IEEE80211_1ADDR_LEN:
return ((struct ieee80211_hdr_1addr *)hdr)->payload;
case IEEE80211_2ADDR_LEN:
return ((struct ieee80211_hdr_2addr *)hdr)->payload;
case IEEE80211_3ADDR_LEN:
return (void *)hdr+sizeof(struct ieee80211_hdr_3addr);
case IEEE80211_4ADDR_LEN:
return ((struct ieee80211_hdr_4addr *)hdr)->payload;
}
return NULL;
}
static inline int ieee80211_is_ofdm_rate(u8 rate)
{
switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
case IEEE80211_OFDM_RATE_6MB:
case IEEE80211_OFDM_RATE_9MB:
case IEEE80211_OFDM_RATE_12MB:
case IEEE80211_OFDM_RATE_18MB:
case IEEE80211_OFDM_RATE_24MB:
case IEEE80211_OFDM_RATE_36MB:
case IEEE80211_OFDM_RATE_48MB:
case IEEE80211_OFDM_RATE_54MB:
return 1;
}
return 0;
}
static inline int ieee80211_is_cck_rate(u8 rate)
{
switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
case IEEE80211_CCK_RATE_1MB:
case IEEE80211_CCK_RATE_2MB:
case IEEE80211_CCK_RATE_5MB:
case IEEE80211_CCK_RATE_11MB:
return 1;
}
return 0;
}
/* ieee80211.c */
extern void free_ieee80211(struct net_device *dev);
extern struct net_device *alloc_ieee80211(int sizeof_priv);
extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
/* ieee80211_tx.c */
extern int ieee80211_encrypt_fragment(
struct ieee80211_device *ieee,
struct sk_buff *frag,
int hdr_len);
extern int rtl8192_ieee80211_rtl_xmit(struct sk_buff *skb,
struct net_device *dev);
extern void ieee80211_txb_free(struct ieee80211_txb *);
/* ieee80211_rx.c */
extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
struct ieee80211_rx_stats *rx_stats);
extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
struct ieee80211_hdr_4addr *header,
struct ieee80211_rx_stats *stats);
/* ieee80211_wx.c */
extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data* wrqu, char *extra);
extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
struct iw_request_info *info,
struct iw_param *data, char *extra);
extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
/* ieee80211_softmac.c */
extern short ieee80211_is_54g(struct ieee80211_network net);
extern short ieee80211_is_shortslot(struct ieee80211_network net);
extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
struct ieee80211_rx_stats *rx_stats, u16 type,
u16 stype);
extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
extern void ieee80211_start_bss(struct ieee80211_device *ieee);
extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
extern void ieee80211_disassociate(struct ieee80211_device *ieee);
extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
/* ieee80211_crypt_ccmp&tkip&wep.c */
extern void ieee80211_tkip_null(void);
extern void ieee80211_wep_null(void);
extern void ieee80211_ccmp_null(void);
/* ieee80211_softmac_wx.c */
extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *ext);
extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *awrq,
char *extra);
extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
struct iw_request_info *a,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
extern void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
extern const long ieee80211_wlan_frequencies[];
extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
{
ieee->scans++;
}
extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
{
return ieee->scans;
}
static inline const char *escape_essid(const char *essid, u8 essid_len) {
static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
const char *s = essid;
char *d = escaped;
if (ieee80211_is_empty_essid(essid, essid_len)) {
memcpy(escaped, "<hidden>", sizeof("<hidden>"));
return escaped;
}
essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
while (essid_len--) {
if (*s == '\0') {
*d++ = '\\';
*d++ = '0';
s++;
} else {
*d++ = *s++;
}
}
*d = '\0';
return escaped;
}
/* For the function is more related to hardware setting, it's better to use the
* ieee handler to refer to it.
*/
extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
struct ieee80211_info_element *info_element,
u16 length,
struct ieee80211_network *network,
struct ieee80211_rx_stats *stats);
extern void ieee80211_indicate_packets(struct ieee80211_device *ieee,
struct ieee80211_rxb **prxbIndicateArray,
u8 index);
#define RT_ASOC_RETRY_LIMIT 5
#endif /* IEEE80211_H */