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|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Merged with mainline rtllib.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
* <andrea.merello@gmail.com>
*/
#ifndef RTLLIB_H
#define RTLLIB_H
#include <linux/if_ether.h> /* ETH_ALEN */
#include <linux/kernel.h> /* ARRAY_SIZE */
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/jiffies.h>
#include <linux/timer.h>
#include <linux/sched.h>
#include <linux/mutex.h>
#include <linux/delay.h>
#include <linux/wireless.h>
#include "rtl819x_HT.h"
#include "rtl819x_BA.h"
#include "rtl819x_TS.h"
#include <linux/netdevice.h>
#include <linux/if_arp.h> /* ARPHRD_ETHER */
#include <net/cfg80211.h>
#include <net/lib80211.h>
#define MAX_PRECMD_CNT 16
#define MAX_RFDEPENDCMD_CNT 16
#define MAX_POSTCMD_CNT 16
#ifndef WIRELESS_SPY
#define WIRELESS_SPY
#endif
#include <net/iw_handler.h>
#ifndef IW_MODE_MONITOR
#define IW_MODE_MONITOR 6
#endif
#ifndef IWEVCUSTOM
#define IWEVCUSTOM 0x8c02
#endif
#ifndef IW_CUSTOM_MAX
/* Max number of char in custom event - use multiple of them if needed */
#define IW_CUSTOM_MAX 256 /* In bytes */
#endif
#define container_of_dwork_rsl(x, y, z) \
container_of(to_delayed_work(x), y, z)
static inline void *netdev_priv_rsl(struct net_device *dev)
{
return netdev_priv(dev);
}
#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
/* added for rtl819x tx procedure */
#define MAX_QUEUE_SIZE 0x10
#define BK_QUEUE 0
#define BE_QUEUE 1
#define VI_QUEUE 2
#define VO_QUEUE 3
#define HCCA_QUEUE 4
#define TXCMD_QUEUE 5
#define MGNT_QUEUE 6
#define HIGH_QUEUE 7
#define BEACON_QUEUE 8
#define IE_CISCO_FLAG_POSITION 0x08
#define SUPPORT_CKIP_MIC 0x08
#define SUPPORT_CKIP_PK 0x10
#define RT_RF_OFF_LEVL_HALT_NIC BIT(3)
#define RT_IN_PS_LEVEL(psc, _PS_FLAG) \
((psc->CurPsLevel & _PS_FLAG) ? true : false)
#define RT_CLEAR_PS_LEVEL(psc, _PS_FLAG) \
(psc->CurPsLevel &= (~(_PS_FLAG)))
/* defined for skb cb field */
/* At most 28 byte */
struct cb_desc {
/* Tx Desc Related flags (8-9) */
u8 bLastIniPkt:1;
u8 bCmdOrInit:1;
u8 tx_dis_rate_fallback:1;
u8 tx_use_drv_assinged_rate:1;
u8 bHwSec:1;
u8 nStuckCount;
/* Tx Firmware Related flags (10-11)*/
u8 bCTSEnable:1;
u8 bRTSEnable:1;
u8 bUseShortGI:1;
u8 bUseShortPreamble:1;
u8 tx_enable_fw_calc_dur:1;
u8 ampdu_enable:1;
u8 bRTSSTBC:1;
u8 RTSSC:1;
u8 bRTSBW:1;
u8 bPacketBW:1;
u8 bRTSUseShortPreamble:1;
u8 bRTSUseShortGI:1;
u8 multicast:1;
u8 bBroadcast:1;
u8 drv_agg_enable:1;
u8 reserved2:1;
/* Tx Desc related element(12-19) */
u8 rata_index;
u8 queue_index;
u16 txbuf_size;
u8 ratr_index;
u8 bAMSDU:1;
u8 bFromAggrQ:1;
u8 reserved6:6;
u8 priority;
/* Tx firmware related element(20-27) */
u8 data_rate;
u8 rts_rate;
u8 ampdu_factor;
u8 ampdu_density;
u8 DrvAggrNum;
u8 bdhcp;
u16 pkt_size;
u8 bIsSpecialDataFrame;
u8 bBTTxPacket;
u8 bIsBTProbRsp;
};
enum sw_chnl_cmd_id {
CmdID_End,
CmdID_SetTxPowerLevel,
CmdID_BBRegWrite10,
CmdID_WritePortUlong,
CmdID_WritePortUshort,
CmdID_WritePortUchar,
CmdID_RF_WriteReg,
};
struct sw_chnl_cmd {
enum sw_chnl_cmd_id CmdID;
u32 Para1;
u32 Para2;
u32 msDelay;
};
/*--------------------------Define -------------------------------------------*/
#define MGN_1M 0x02
#define MGN_2M 0x04
#define MGN_5_5M 0x0b
#define MGN_11M 0x16
#define MGN_6M 0x0c
#define MGN_9M 0x12
#define MGN_12M 0x18
#define MGN_18M 0x24
#define MGN_24M 0x30
#define MGN_36M 0x48
#define MGN_48M 0x60
#define MGN_54M 0x6c
#define MGN_MCS0 0x80
#define MGN_MCS1 0x81
#define MGN_MCS2 0x82
#define MGN_MCS3 0x83
#define MGN_MCS4 0x84
#define MGN_MCS5 0x85
#define MGN_MCS6 0x86
#define MGN_MCS7 0x87
#define MGN_MCS8 0x88
#define MGN_MCS9 0x89
#define MGN_MCS10 0x8a
#define MGN_MCS11 0x8b
#define MGN_MCS12 0x8c
#define MGN_MCS13 0x8d
#define MGN_MCS14 0x8e
#define MGN_MCS15 0x8f
enum hw_variables {
HW_VAR_ETHER_ADDR,
HW_VAR_MULTICAST_REG,
HW_VAR_BASIC_RATE,
HW_VAR_BSSID,
HW_VAR_MEDIA_STATUS,
HW_VAR_SECURITY_CONF,
HW_VAR_BEACON_INTERVAL,
HW_VAR_ATIM_WINDOW,
HW_VAR_LISTEN_INTERVAL,
HW_VAR_CS_COUNTER,
HW_VAR_DEFAULTKEY0,
HW_VAR_DEFAULTKEY1,
HW_VAR_DEFAULTKEY2,
HW_VAR_DEFAULTKEY3,
HW_VAR_SIFS,
HW_VAR_DIFS,
HW_VAR_EIFS,
HW_VAR_SLOT_TIME,
HW_VAR_ACK_PREAMBLE,
HW_VAR_CW_CONFIG,
HW_VAR_CW_VALUES,
HW_VAR_RATE_FALLBACK_CONTROL,
HW_VAR_CONTENTION_WINDOW,
HW_VAR_RETRY_COUNT,
HW_VAR_TR_SWITCH,
HW_VAR_COMMAND,
HW_VAR_WPA_CONFIG,
HW_VAR_AMPDU_MIN_SPACE,
HW_VAR_SHORTGI_DENSITY,
HW_VAR_AMPDU_FACTOR,
HW_VAR_MCS_RATE_AVAILABLE,
HW_VAR_AC_PARAM,
HW_VAR_ACM_CTRL,
HW_VAR_DIS_Req_Qsize,
HW_VAR_CCX_CHNL_LOAD,
HW_VAR_CCX_NOISE_HISTOGRAM,
HW_VAR_CCX_CLM_NHM,
HW_VAR_TxOPLimit,
HW_VAR_TURBO_MODE,
HW_VAR_RF_STATE,
HW_VAR_RF_OFF_BY_HW,
HW_VAR_BUS_SPEED,
HW_VAR_SET_DEV_POWER,
HW_VAR_RCR,
HW_VAR_RATR_0,
HW_VAR_RRSR,
HW_VAR_CPU_RST,
HW_VAR_CECHK_BSSID,
HW_VAR_LBK_MODE,
HW_VAR_AES_11N_FIX,
HW_VAR_USB_RX_AGGR,
HW_VAR_USER_CONTROL_TURBO_MODE,
HW_VAR_RETRY_LIMIT,
HW_VAR_INIT_TX_RATE,
HW_VAR_TX_RATE_REG,
HW_VAR_EFUSE_USAGE,
HW_VAR_EFUSE_BYTES,
HW_VAR_AUTOLOAD_STATUS,
HW_VAR_RF_2R_DISABLE,
HW_VAR_SET_RPWM,
HW_VAR_H2C_FW_PWRMODE,
HW_VAR_H2C_FW_JOINBSSRPT,
HW_VAR_1X1_RECV_COMBINE,
HW_VAR_STOP_SEND_BEACON,
HW_VAR_TSF_TIMER,
HW_VAR_IO_CMD,
HW_VAR_RF_RECOVERY,
HW_VAR_H2C_FW_UPDATE_GTK,
HW_VAR_WF_MASK,
HW_VAR_WF_CRC,
HW_VAR_WF_IS_MAC_ADDR,
HW_VAR_H2C_FW_OFFLOAD,
HW_VAR_RESET_WFCRC,
HW_VAR_HANDLE_FW_C2H,
HW_VAR_DL_FW_RSVD_PAGE,
HW_VAR_AID,
HW_VAR_HW_SEQ_ENABLE,
HW_VAR_CORRECT_TSF,
HW_VAR_BCN_VALID,
HW_VAR_FWLPS_RF_ON,
HW_VAR_DUAL_TSF_RST,
HW_VAR_SWITCH_EPHY_WoWLAN,
HW_VAR_INT_MIGRATION,
HW_VAR_INT_AC,
HW_VAR_RF_TIMING,
};
enum rt_op_mode {
RT_OP_MODE_AP,
RT_OP_MODE_INFRASTRUCTURE,
RT_OP_MODE_IBSS,
RT_OP_MODE_NO_LINK,
};
#define aSifsTime \
((priv->rtllib->current_network.mode == WIRELESS_MODE_N_24G) ? 16 : 10)
#define MGMT_QUEUE_NUM 5
#define MAX_IE_LEN 0xff
#define msleep_interruptible_rsl msleep_interruptible
/* 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 RTLLIB_1ADDR_LEN 10
#define RTLLIB_2ADDR_LEN 16
#define RTLLIB_3ADDR_LEN 24
#define RTLLIB_4ADDR_LEN 30
#define RTLLIB_FCS_LEN 4
#define RTLLIB_SKBBUFFER_SIZE 2500
#define MIN_FRAG_THRESHOLD 256U
#define MAX_FRAG_THRESHOLD 2346U
#define RTLLIB_FTYPE_MGMT 0x0000
#define RTLLIB_FTYPE_CTL 0x0004
#define RTLLIB_FTYPE_DATA 0x0008
#define RTLLIB_SCTL_FRAG 0x000F
#define RTLLIB_SCTL_SEQ 0xFFF0
/* QOS control */
#define RTLLIB_QCTL_TID 0x000F
#define FC_QOS_BIT BIT(7)
#define IsDataFrame(pdu) (((pdu[0] & 0x0C) == 0x08) ? true : false)
#define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
#define IsQoSDataFrame(pframe) \
((*(u16 *)pframe&(IEEE80211_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) == \
(IEEE80211_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
#define Frame_Order(pframe) (*(u16 *)pframe&IEEE80211_FCTL_ORDER)
#define SN_LESS(a, b) (((a-b)&0x800) != 0)
#define SN_EQUAL(a, b) (a == b)
#define MAX_DEV_ADDR_SIZE 8
enum act_category {
ACT_CAT_QOS = 1,
ACT_CAT_DLS = 2,
ACT_CAT_BA = 3,
ACT_CAT_HT = 7,
ACT_CAT_WMM = 17,
};
enum ba_action {
ACT_ADDBAREQ = 0,
ACT_ADDBARSP = 1,
ACT_DELBA = 2,
};
enum init_gain_op_type {
IG_Backup = 0,
IG_Restore,
IG_Max
};
enum wireless_mode {
WIRELESS_MODE_UNKNOWN = 0x00,
WIRELESS_MODE_A = 0x01,
WIRELESS_MODE_B = 0x02,
WIRELESS_MODE_G = 0x04,
WIRELESS_MODE_AUTO = 0x08,
WIRELESS_MODE_N_24G = 0x10,
};
#ifndef ETH_P_PAE
#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
#define ETH_P_IP 0x0800 /* Internet Protocol packet */
#define ETH_P_ARP 0x0806 /* Address Resolution packet */
#endif /* ETH_P_PAE */
#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 rtllib_snap_hdr {
u8 dsap; /* always 0xAA */
u8 ssap; /* always 0xAA */
u8 ctrl; /* always 0x03 */
u8 oui[P80211_OUI_LEN]; /* organizational universal id */
} __packed;
enum _REG_PREAMBLE_MODE {
PREAMBLE_LONG = 1,
PREAMBLE_AUTO = 2,
PREAMBLE_SHORT = 3,
};
#define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
#define WLAN_FC_MORE_DATA(fc) ((fc) & IEEE80211_FCTL_MOREDATA)
#define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
#define WLAN_GET_SEQ_SEQ(seq) (((seq) & RTLLIB_SCTL_SEQ) >> 4)
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_AUTH_LEAP 128
#define WLAN_CAPABILITY_ESS (1<<0)
#define WLAN_CAPABILITY_IBSS (1<<1)
#define WLAN_CAPABILITY_PRIVACY (1<<4)
#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
#define RTLLIB_STATMASK_SIGNAL (1<<0)
#define RTLLIB_STATMASK_RSSI (1<<1)
#define RTLLIB_STATMASK_NOISE (1<<2)
#define RTLLIB_STATMASK_WEMASK 0x7
#define RTLLIB_CCK_MODULATION (1<<0)
#define RTLLIB_OFDM_MODULATION (1<<1)
#define RTLLIB_CCK_RATE_LEN 4
#define RTLLIB_CCK_RATE_1MB 0x02
#define RTLLIB_CCK_RATE_2MB 0x04
#define RTLLIB_CCK_RATE_5MB 0x0B
#define RTLLIB_CCK_RATE_11MB 0x16
#define RTLLIB_OFDM_RATE_LEN 8
#define RTLLIB_OFDM_RATE_6MB 0x0C
#define RTLLIB_OFDM_RATE_9MB 0x12
#define RTLLIB_OFDM_RATE_12MB 0x18
#define RTLLIB_OFDM_RATE_18MB 0x24
#define RTLLIB_OFDM_RATE_24MB 0x30
#define RTLLIB_OFDM_RATE_36MB 0x48
#define RTLLIB_OFDM_RATE_48MB 0x60
#define RTLLIB_OFDM_RATE_54MB 0x6C
#define RTLLIB_BASIC_RATE_MASK 0x80
/* this is stolen and modified from the madwifi driver*/
#define RTLLIB_FC0_TYPE_MASK 0x0c
#define RTLLIB_FC0_TYPE_DATA 0x08
#define RTLLIB_FC0_SUBTYPE_MASK 0xB0
#define RTLLIB_FC0_SUBTYPE_QOS 0x80
#define RTLLIB_QOS_HAS_SEQ(fc) \
(((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
(RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
/* this is stolen from ipw2200 driver */
#define IEEE_IBSS_MAC_HASH_SIZE 31
/* 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 rtllib_rx_stats {
s8 rssi;
u8 signal;
u8 noise;
u16 rate; /* in 100 kbps */
u8 control;
u8 mask;
u16 len;
u16 Length;
u8 SignalQuality;
s32 RecvSignalPower;
u8 SignalStrength;
u16 bHwError:1;
u16 bCRC:1;
u16 bICV:1;
u16 Decrypted:1;
u32 TimeStampLow;
u32 TimeStampHigh;
u8 RxDrvInfoSize;
u8 RxBufShift;
bool bIsAMPDU;
bool bFirstMPDU;
bool bContainHTC;
u32 RxPWDBAll;
u8 RxMIMOSignalStrength[4];
s8 RxMIMOSignalQuality[2];
bool bPacketMatchBSSID;
bool bIsCCK;
bool bPacketToSelf;
bool bPacketBeacon;
bool bToSelfBA;
};
/* 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 RTLLIB_FRAG_CACHE_LEN 4
struct rtllib_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 rtllib_device;
#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 SEC_ALG_NONE 0
#define SEC_ALG_WEP 1
#define SEC_ALG_TKIP 2
#define SEC_ALG_CCMP 4
#define WEP_KEY_LEN 13
#define SCM_KEY_LEN 32
struct rtllib_security {
u16 active_key:2,
enabled:1,
auth_mode:2,
auth_algo:4,
unicast_uses_group:1,
encrypt:1;
u8 key_sizes[NUM_WEP_KEYS];
u8 keys[NUM_WEP_KEYS][SCM_KEY_LEN];
u8 level;
u16 flags;
} __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 rtllib_mfie {
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_HT_CAP = 45,
MFIE_TYPE_RSN = 48,
MFIE_TYPE_RATES_EX = 50,
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 rtllib_info_element {
u8 id;
u8 len;
u8 data[];
} __packed;
struct rtllib_authentication {
struct ieee80211_hdr_3addr header;
__le16 algorithm;
__le16 transaction;
__le16 status;
/*challenge*/
struct rtllib_info_element info_element[];
} __packed __aligned(2);
struct rtllib_disauth {
struct ieee80211_hdr_3addr header;
__le16 reason;
} __packed __aligned(2);
struct rtllib_disassoc {
struct ieee80211_hdr_3addr header;
__le16 reason;
} __packed __aligned(2);
struct rtllib_probe_request {
struct ieee80211_hdr_3addr header;
/* SSID, supported rates */
struct rtllib_info_element info_element[];
} __packed __aligned(2);
struct rtllib_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 rtllib_info_element info_element[];
} __packed __aligned(2);
/* Alias beacon for probe_response */
#define rtllib_beacon rtllib_probe_response
struct rtllib_assoc_request_frame {
struct ieee80211_hdr_3addr header;
__le16 capability;
__le16 listen_interval;
/* SSID, supported rates, RSN */
struct rtllib_info_element info_element[];
} __packed __aligned(2);
struct rtllib_assoc_response_frame {
struct ieee80211_hdr_3addr header;
__le16 capability;
__le16 status;
__le16 aid;
struct rtllib_info_element info_element[]; /* supported rates */
} __packed __aligned(2);
struct rtllib_txb {
u8 nr_frags;
u8 encrypted;
u8 queue_index;
u8 rts_included;
u16 reserved;
__le16 frag_size;
__le16 payload_size;
struct sk_buff *fragments[] __counted_by(nr_frags);
};
#define MAX_SUBFRAME_COUNT 64
struct rtllib_rxb {
u8 nr_subframes;
struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
u8 dst[ETH_ALEN];
u8 src[ETH_ALEN];
};
union frameqos {
u16 shortdata;
u8 chardata[2];
struct {
u16 tid:4;
u16 eosp:1;
u16 ack_policy:2;
u16 reserved:1;
u16 txop:8;
} field;
};
/* 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 96
#define MAX_CHANNEL_NUMBER 161
#define RTLLIB_SOFTMAC_SCAN_TIME 100
#define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
#define MAX_WPA_IE_LEN 64
#define MAX_WZC_IE_LEN 256
#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)
/* 802.11h */
#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
struct rtllib_qos_information_element {
u8 elementID;
u8 length;
u8 qui[QOS_OUI_LEN];
u8 qui_type;
u8 qui_subtype;
u8 version;
u8 ac_info;
} __packed;
struct rtllib_qos_ac_parameter {
u8 aci_aifsn;
u8 ecw_min_max;
__le16 tx_op_limit;
} __packed;
struct rtllib_qos_parameter_info {
struct rtllib_qos_information_element info_element;
u8 reserved;
struct rtllib_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
} __packed;
struct rtllib_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];
} __packed;
struct rtllib_qos_data {
struct rtllib_qos_parameters parameters;
unsigned int wmm_acm;
int active;
int supported;
u8 param_count;
u8 old_param_count;
};
struct rtllib_tim_parameters {
u8 tim_count;
u8 tim_period;
} __packed;
struct rtllib_wmm_ac_param {
u8 ac_aci_acm_aifsn;
u8 ac_ecwmin_ecwmax;
u16 ac_txop_limit;
};
enum eap_type {
EAP_PACKET = 0,
EAPOL_START,
EAPOL_LOGOFF,
EAPOL_KEY,
EAPOL_ENCAP_ASF_ALERT
};
static const char * const 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];
}
static inline u8 Frame_QoSTID(u8 *buf)
{
struct ieee80211_hdr_3addr *hdr;
u16 fc;
hdr = (struct ieee80211_hdr_3addr *)buf;
fc = le16_to_cpu(hdr->frame_control);
return (u8)((union frameqos *)(buf + (((fc & IEEE80211_FCTL_TODS) &&
(fc & IEEE80211_FCTL_FROMDS)) ? 30 : 24)))->field.tid;
}
struct eapol {
u8 snap[6];
u16 ethertype;
u8 version;
u8 type;
u16 length;
} __packed;
struct rtllib_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;
};
/* 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;
* } __packed;
* u32 time_stamp[2];
* u16 reason;
* u16 status;
*/
#define RTLLIB_DEFAULT_TX_ESSID "Penguin"
#define RTLLIB_DEFAULT_BASIC_RATE 2
enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
#define MAX_SP_Len (WMM_all_frame << 4)
#define RTLLIB_QOS_TID 0x0f
#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
#define RTLLIB_DTIM_MBCAST 4
#define RTLLIB_DTIM_UCAST 2
#define RTLLIB_DTIM_VALID 1
#define RTLLIB_DTIM_INVALID 0
#define RTLLIB_PS_DISABLED 0
#define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
#define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
#define WME_AC_BK 0x00
#define WME_AC_BE 0x01
#define WME_AC_VI 0x02
#define WME_AC_VO 0x03
#define WME_AC_PRAM_LEN 16
#define MAX_RECEIVE_BUFFER_SIZE 9100
#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)
#define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address
* plus ether type
*/
enum erp_t {
ERP_NonERPpresent = 0x01,
ERP_UseProtection = 0x02,
ERP_BarkerPreambleMode = 0x04,
};
struct rtllib_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;
u8 hidden_ssid[IW_ESSID_MAX_SIZE + 1];
u8 hidden_ssid_len;
struct rtllib_qos_data qos_data;
bool bWithAironetIE;
bool ckip_supported;
bool ccx_rm_enable;
u8 CcxRmState[2];
bool bMBssidValid;
u8 MBssidMask;
u8 MBssid[ETH_ALEN];
bool bWithCcxVerNum;
u8 bss_ccx_ver_number;
/* These are network statistics */
struct rtllib_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 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;
u8 wzc_ie[MAX_WZC_IE_LEN];
size_t wzc_ie_len;
struct rtllib_tim_parameters tim;
u8 dtim_period;
u8 dtim_data;
u64 last_dtim_sta_time;
u8 wmm_info;
struct rtllib_wmm_ac_param wmm_param[4];
u8 turbo_enable;
u16 CountryIeLen;
u8 CountryIeBuf[MAX_IE_LEN];
struct bss_ht bssht;
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 airgo_cap_exist;
bool unknown_cap_exist;
bool berp_info_valid;
bool buseprotection;
u8 SignalStrength;
u8 RSSI;
struct list_head list;
};
enum rtl_link_state {
/* the card is not linked at all */
MAC80211_NOLINK = 0,
/* RTLLIB_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)*/
RTLLIB_ASSOCIATING,
RTLLIB_ASSOCIATING_RETRY,
/* the association procedure is sending AUTH request*/
RTLLIB_ASSOCIATING_AUTHENTICATING,
/* the association procedure has successfully authenticated
* and is sending association request
*/
RTLLIB_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
*/
MAC80211_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.
*/
MAC80211_LINKED_SCANNING,
};
#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
#define DEFAULT_FTS 2346
#define CFG_RTLLIB_RESERVE_FCS (1<<0)
#define CFG_RTLLIB_COMPUTE_FCS (1<<1)
struct tx_pending {
int frag;
struct rtllib_txb *txb;
};
struct bandwidth_autoswitch {
long threshold_20Mhzto40Mhz;
long threshold_40Mhzto20Mhz;
bool bforced_tx20Mhz;
bool bautoswitch_enable;
};
#define REORDER_WIN_SIZE 128
#define REORDER_ENTRY_NUM 128
struct rx_reorder_entry {
struct list_head list;
u16 SeqNum;
struct rtllib_rxb *prxb;
};
enum fsync_state {
DEFAULT_FSYNC,
HW_FSYNC,
SW_FSYNC
};
enum ips_callback_function {
IPS_CALLBACK_NONE = 0,
IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
IPS_CALLBACK_JOIN_REQUEST = 2,
};
enum rt_rf_power_state {
rf_on,
rf_sleep,
rf_off
};
struct rt_pwr_save_ctrl {
bool bSwRfProcessing;
enum rt_rf_power_state eInactivePowerState;
enum ips_callback_function ReturnPoint;
bool bLeisurePs;
u8 lps_idle_count;
u8 lps_awake_intvl;
u32 CurPsLevel;
};
#define RT_RF_CHANGE_SOURCE u32
#define RF_CHANGE_BY_SW BIT(31)
#define RF_CHANGE_BY_HW BIT(30)
#define RF_CHANGE_BY_PS BIT(29)
#define RF_CHANGE_BY_IPS BIT(28)
#define RF_CHANGE_BY_INIT 0
enum country_code_type {
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 = 8,
COUNTRY_CODE_MIC = 9,
COUNTRY_CODE_GLOBAL_DOMAIN = 10,
COUNTRY_CODE_WORLD_WIDE_13 = 11,
COUNTRY_CODE_TELEC_NETGEAR = 12,
COUNTRY_CODE_MAX
};
enum scan_op_backup_opt {
SCAN_OPT_BACKUP = 0,
SCAN_OPT_RESTORE,
SCAN_OPT_MAX
};
#define RT_MAX_LD_SLOT_NUM 10
struct rt_link_detect {
u32 num_recv_bcn_in_period;
u32 num_recv_data_in_period;
u32 RxBcnNum[RT_MAX_LD_SLOT_NUM];
u32 RxDataNum[RT_MAX_LD_SLOT_NUM];
u16 slot_num;
u16 slot_index;
u32 num_tx_ok_in_period;
u32 num_rx_ok_in_period;
u32 num_rx_unicast_ok_in_period;
bool busy_traffic;
bool bHigherBusyTraffic;
bool bHigherBusyRxTraffic;
};
struct sw_cam_table {
u8 macaddr[ETH_ALEN];
bool bused;
u8 key_buf[16];
u16 key_type;
u8 useDK;
u8 key_index;
};
#define TOTAL_CAM_ENTRY 32
struct rate_adaptive {
u8 ratr_state;
u16 reserve;
u32 high_rssi_thresh_for_ra;
u32 high2low_rssi_thresh_for_ra;
u8 low2high_rssi_thresh_for_ra40M;
u32 low_rssi_thresh_for_ra40M;
u8 low2high_rssi_thresh_for_ra20M;
u32 low_rssi_thresh_for_ra20M;
u32 upper_rssi_threshold_ratr;
u32 middle_rssi_threshold_ratr;
u32 low_rssi_threshold_ratr;
u32 low_rssi_threshold_ratr_40M;
u32 low_rssi_threshold_ratr_20M;
u8 ping_rssi_enable;
u32 ping_rssi_ratr;
u32 ping_rssi_thresh_for_ra;
u8 PreRATRState;
};
#define NUM_PMKID_CACHE 16
struct rt_pmkid_list {
u8 bssid[ETH_ALEN];
u8 PMKID[16];
u8 SsidBuf[33];
u8 used;
};
/*************** DRIVER STATUS *****/
#define STATUS_SCANNING 0
/*************** DRIVER STATUS *****/
enum {
LPS_IS_WAKE = 0,
LPS_IS_SLEEP = 1,
LPS_WAIT_NULL_DATA_SEND = 2,
};
struct rtllib_device {
struct pci_dev *pdev;
struct net_device *dev;
struct rtllib_security sec;
bool disable_mgnt_queue;
unsigned long status;
u8 CntAfterLink;
enum rt_op_mode op_mode;
/* The last AssocReq/Resp IEs */
u8 *assocreq_ies, *assocresp_ies;
size_t assocreq_ies_len, assocresp_ies_len;
bool forced_bg_mode;
u8 hwsec_active;
bool is_roaming;
bool ieee_up;
bool cannot_notify;
bool bSupportRemoteWakeUp;
bool actscanning;
bool first_ie_in_scan;
bool be_scan_inprogress;
bool beinretry;
enum rt_rf_power_state rf_power_state;
RT_RF_CHANGE_SOURCE rf_off_reason;
bool is_set_key;
bool wx_set_enc;
struct rt_hi_throughput *ht_info;
spinlock_t reorder_spinlock;
u8 reg_dot11ht_oper_rate_set[16];
u8 reg_dot11tx_ht_oper_rate_set[16];
u8 dot11ht_oper_rate_set[16];
u8 reg_ht_supp_rate_set[16];
u8 HTCurrentOperaRate;
u8 HTHighestOperaRate;
u8 tx_dis_rate_fallback;
u8 tx_use_drv_assinged_rate;
u8 tx_enable_fw_calc_dur;
atomic_t atm_swbw;
struct list_head Tx_TS_Admit_List;
struct list_head Tx_TS_Pending_List;
struct list_head Tx_TS_Unused_List;
struct tx_ts_record tx_ts_records[TOTAL_TS_NUM];
struct list_head Rx_TS_Admit_List;
struct list_head Rx_TS_Pending_List;
struct list_head Rx_TS_Unused_List;
struct rx_ts_record rx_ts_records[TOTAL_TS_NUM];
struct rx_reorder_entry RxReorderEntry[128];
struct list_head RxReorder_Unused_List;
/* Bookkeeping structures */
struct net_device_stats stats;
struct rtllib_softmac_stats softmac_stats;
/* Probe / Beacon management */
struct list_head network_free_list;
struct list_head network_list;
struct rtllib_network *networks;
int scans;
int scan_age;
int iw_mode; /* operating mode (IW_MODE_*) */
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
*/
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;
size_t wps_ie_len;
u8 *wps_ie;
u8 ap_mac_addr[ETH_ALEN];
u16 pairwise_key_type;
u16 group_key_type;
struct lib80211_crypt_info crypt_info;
struct sw_cam_table swcamtable[TOTAL_CAM_ENTRY];
struct rt_pmkid_list pmkid_list[NUM_PMKID_CACHE];
/* Fragmentation structures */
struct rtllib_frag_entry frag_cache[17][RTLLIB_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 rtllib_network current_network;
enum rtl_link_state link_state;
int mode; /* A, B, G */
/* used for forcing the ibss workqueue to terminate
* without wait for the syncro scan to terminate
*/
short sync_scan_hurryup;
u16 scan_watch_dog;
/* map of allowed channels. 0 is dummy */
u8 active_channel_map[MAX_CHANNEL_NUMBER+1];
int rate; /* current rate */
int basic_rate;
/* 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 work_struct ps_task;
u64 ps_time;
bool polling;
/* used if IEEE_SOFTMAC_TX_QUEUE is set */
short queue_stop;
short scanning_continue;
short proto_started;
short proto_stoppping;
struct mutex wx_mutex;
struct mutex scan_mutex;
struct mutex ips_mutex;
spinlock_t mgmt_tx_lock;
spinlock_t beacon_lock;
short beacon_txing;
short wap_set;
short ssid_set;
/* set on initialization */
unsigned int wmm_acm;
/* 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;
bool awake_pkt_sent;
u8 lps_delay_cnt;
/* 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;
u8 asoc_retry_count;
struct sk_buff_head skb_waitq[MAX_QUEUE_SIZE];
bool bdynamic_txpower_enable;
bool bCTSToSelfEnable;
u32 fsync_time_interval;
u32 fsync_rate_bitmap;
u8 fsync_rssi_threshold;
bool bfsync_enable;
u8 fsync_multiple_timeinterval;
u32 fsync_firstdiff_ratethreshold;
u32 fsync_seconddiff_ratethreshold;
enum fsync_state fsync_state;
bool bis_any_nonbepkts;
struct bandwidth_autoswitch bandwidth_auto_switch;
bool FwRWRF;
struct rt_link_detect link_detect_info;
bool is_aggregate_frame;
struct rt_pwr_save_ctrl pwr_save_ctrl;
/* used if IEEE_SOFTMAC_TX_QUEUE is set */
struct tx_pending tx_pending;
/* used if IEEE_SOFTMAC_ASSOCIATE is set */
struct timer_list associate_timer;
/* used if IEEE_SOFTMAC_BEACONS is set */
u8 need_sw_enc;
struct work_struct associate_complete_wq;
struct work_struct ips_leave_wq;
struct delayed_work associate_procedure_wq;
struct delayed_work softmac_scan_wq;
struct delayed_work associate_retry_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;
union {
struct rtllib_rxb *RfdArray[REORDER_WIN_SIZE];
struct rtllib_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
struct rtllib_rxb *prxbIndicateArray[REORDER_WIN_SIZE];
struct {
struct sw_chnl_cmd PreCommonCmd[MAX_PRECMD_CNT];
struct sw_chnl_cmd PostCommonCmd[MAX_POSTCMD_CNT];
struct sw_chnl_cmd RfDependCmd[MAX_RFDEPENDCMD_CNT];
};
};
/* Callback functions */
/* Softmac-generated frames (management) 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 function 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. If 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);
/* ask to the driver to retune the radio.
* This function can sleep. the driver should ensure
* the radio has been switched before return.
*/
void (*set_chan)(struct net_device *dev, u8 ch);
/* 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);
/* power save mode related */
void (*sta_wake_up)(struct net_device *dev);
void (*enter_sleep_state)(struct net_device *dev, u64 time);
short (*ps_is_queue_empty)(struct net_device *dev);
int (*handle_beacon)(struct net_device *dev,
struct rtllib_beacon *beacon,
struct rtllib_network *network);
int (*handle_assoc_response)(struct net_device *dev,
struct rtllib_assoc_response_frame *resp,
struct rtllib_network *network);
/* check whether Tx hw resource available */
short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
void (*set_bw_mode_handler)(struct net_device *dev,
enum ht_channel_width bandwidth,
enum ht_extchnl_offset Offset);
bool (*get_nmode_support_by_sec_cfg)(struct net_device *dev);
void (*set_wireless_mode)(struct net_device *dev, u8 wireless_mode);
bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
u8 (*rtllib_ap_sec_type)(struct rtllib_device *ieee);
void (*init_gain_handler)(struct net_device *dev, u8 Operation);
void (*ScanOperationBackupHandler)(struct net_device *dev,
u8 Operation);
void (*set_hw_reg_handler)(struct net_device *dev, u8 variable, u8 *val);
void (*AllowAllDestAddrHandler)(struct net_device *dev,
bool bAllowAllDA, bool WriteIntoReg);
void (*rtllib_ips_leave_wq)(struct net_device *dev);
void (*rtllib_ips_leave)(struct net_device *dev);
void (*leisure_ps_leave)(struct net_device *dev);
/* This must be the last item so that it points to the data
* allocated beyond this structure by alloc_rtllib
*/
u8 priv[];
};
#define IEEE_MODE_MASK (WIRELESS_MODE_B | WIRELESS_MODE_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 response to probe requests */
#define IEEE_SOFTMAC_PROBERS (1<<5)
/* The ieee802.11 stack will manage 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 *rtllib_priv(struct net_device *dev)
{
return ((struct rtllib_device *)netdev_priv(dev))->priv;
}
static inline int rtllib_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;
}
static inline int rtllib_get_hdrlen(u16 fc)
{
int hdrlen = RTLLIB_3ADDR_LEN;
switch (WLAN_FC_GET_TYPE(fc)) {
case RTLLIB_FTYPE_DATA:
if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
hdrlen = RTLLIB_4ADDR_LEN; /* Addr4 */
if (RTLLIB_QOS_HAS_SEQ(fc))
hdrlen += 2; /* QOS ctrl*/
break;
case RTLLIB_FTYPE_CTL:
switch (WLAN_FC_GET_STYPE(fc)) {
case IEEE80211_STYPE_CTS:
case IEEE80211_STYPE_ACK:
hdrlen = RTLLIB_1ADDR_LEN;
break;
default:
hdrlen = RTLLIB_2ADDR_LEN;
break;
}
break;
}
return hdrlen;
}
static inline int rtllib_is_ofdm_rate(u8 rate)
{
switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
case RTLLIB_OFDM_RATE_6MB:
case RTLLIB_OFDM_RATE_9MB:
case RTLLIB_OFDM_RATE_12MB:
case RTLLIB_OFDM_RATE_18MB:
case RTLLIB_OFDM_RATE_24MB:
case RTLLIB_OFDM_RATE_36MB:
case RTLLIB_OFDM_RATE_48MB:
case RTLLIB_OFDM_RATE_54MB:
return 1;
}
return 0;
}
static inline int rtllib_is_cck_rate(u8 rate)
{
switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
case RTLLIB_CCK_RATE_1MB:
case RTLLIB_CCK_RATE_2MB:
case RTLLIB_CCK_RATE_5MB:
case RTLLIB_CCK_RATE_11MB:
return 1;
}
return 0;
}
/* rtllib.c */
void free_rtllib(struct net_device *dev);
struct net_device *alloc_rtllib(int sizeof_priv);
/* rtllib_tx.c */
int rtllib_encrypt_fragment(struct rtllib_device *ieee,
struct sk_buff *frag,
int hdr_len);
netdev_tx_t rtllib_xmit(struct sk_buff *skb, struct net_device *dev);
void rtllib_txb_free(struct rtllib_txb *txb);
/* rtllib_rx.c */
int rtllib_rx(struct rtllib_device *ieee, struct sk_buff *skb,
struct rtllib_rx_stats *rx_stats);
int rtllib_legal_channel(struct rtllib_device *rtllib, u8 channel);
/* rtllib_wx.c */
int rtllib_wx_get_scan(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
int rtllib_wx_set_encode(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
int rtllib_wx_get_encode(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *key);
int rtllib_wx_set_encode_ext(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_set_auth(struct rtllib_device *ieee,
struct iw_request_info *info,
struct iw_param *data, char *extra);
int rtllib_wx_set_mlme(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len);
/* rtllib_softmac.c */
int rtllib_rx_frame_softmac(struct rtllib_device *ieee, struct sk_buff *skb,
struct rtllib_rx_stats *rx_stats, u16 type,
u16 stype);
void rtllib_softmac_new_net(struct rtllib_device *ieee,
struct rtllib_network *net);
void send_disassociation(struct rtllib_device *ieee, bool deauth, u16 rsn);
void rtllib_softmac_xmit(struct rtllib_txb *txb, struct rtllib_device *ieee);
int rtllib_softmac_init(struct rtllib_device *ieee);
void rtllib_softmac_free(struct rtllib_device *ieee);
void rtllib_disassociate(struct rtllib_device *ieee);
void rtllib_stop_scan(struct rtllib_device *ieee);
bool rtllib_act_scanning(struct rtllib_device *ieee, bool sync_scan);
void rtllib_stop_scan_syncro(struct rtllib_device *ieee);
void rtllib_start_scan_syncro(struct rtllib_device *ieee);
void rtllib_sta_ps_send_null_frame(struct rtllib_device *ieee, short pwr);
void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device *ieee);
void rtllib_start_protocol(struct rtllib_device *ieee);
void rtllib_stop_protocol(struct rtllib_device *ieee);
void rtllib_enable_net_monitor_mode(struct net_device *dev, bool init_state);
void rtllib_disable_net_monitor_mode(struct net_device *dev, bool init_state);
void rtllib_softmac_stop_protocol(struct rtllib_device *ieee);
void rtllib_softmac_start_protocol(struct rtllib_device *ieee);
void rtllib_reset_queue(struct rtllib_device *ieee);
void rtllib_wake_all_queues(struct rtllib_device *ieee);
void rtllib_stop_all_queues(struct rtllib_device *ieee);
void notify_wx_assoc_event(struct rtllib_device *ieee);
void rtllib_ps_tx_ack(struct rtllib_device *ieee, short success);
void softmac_mgmt_xmit(struct sk_buff *skb, struct rtllib_device *ieee);
u8 rtllib_ap_sec_type(struct rtllib_device *ieee);
/* rtllib_softmac_wx.c */
int rtllib_wx_get_wap(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *ext);
int rtllib_wx_set_wap(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *awrq, char *extra);
int rtllib_wx_get_essid(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
int rtllib_wx_set_rate(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_get_rate(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_set_mode(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
int rtllib_wx_set_scan(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
int rtllib_wx_set_essid(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_get_mode(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
int rtllib_wx_set_freq(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
int rtllib_wx_get_freq(struct rtllib_device *ieee, struct iw_request_info *a,
union iwreq_data *wrqu, char *b);
void rtllib_wx_sync_scan_wq(void *data);
int rtllib_wx_get_name(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_set_power(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_get_power(struct rtllib_device *ieee,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_set_rts(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int rtllib_wx_get_rts(struct rtllib_device *ieee, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
#define MAX_RECEIVE_BUFFER_SIZE 9100
void ht_set_connect_bw_mode(struct rtllib_device *ieee,
enum ht_channel_width bandwidth,
enum ht_extchnl_offset Offset);
void ht_update_default_setting(struct rtllib_device *ieee);
void ht_construct_capability_element(struct rtllib_device *ieee,
u8 *posHTCap, u8 *len,
u8 isEncrypt, bool bAssoc);
void ht_construct_rt2rt_agg_element(struct rtllib_device *ieee,
u8 *posRT2RTAgg, u8 *len);
void ht_on_assoc_rsp(struct rtllib_device *ieee);
void ht_initialize_ht_info(struct rtllib_device *ieee);
void ht_initialize_bss_desc(struct bss_ht *pBssHT);
void ht_reset_self_and_save_peer_setting(struct rtllib_device *ieee,
struct rtllib_network *pNetwork);
void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
struct rtllib_network *pNetwork);
u8 ht_get_highest_mcs_rate(struct rtllib_device *ieee, u8 *pMCSRateSet,
u8 *pMCSFilter);
extern u8 MCS_FILTER_ALL[];
extern u16 MCS_DATA_RATE[2][2][77];
u8 ht_c_check(struct rtllib_device *ieee, u8 *pFrame);
void ht_reset_iot_setting(struct rt_hi_throughput *ht_info);
bool is_ht_half_nmode_aps(struct rtllib_device *ieee);
u16 tx_count_to_data_rate(struct rtllib_device *ieee, u8 nDataRate);
int rtllib_rx_add_ba_req(struct rtllib_device *ieee, struct sk_buff *skb);
int rtllib_rx_add_ba_rsp(struct rtllib_device *ieee, struct sk_buff *skb);
int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb);
void rtllib_ts_init_add_ba(struct rtllib_device *ieee, struct tx_ts_record *ts,
u8 policy, u8 overwrite_pending);
void rtllib_ts_init_del_ba(struct rtllib_device *ieee,
struct ts_common_info *ts_common_info,
enum tr_select TxRxSelect);
void rtllib_ba_setup_timeout(struct timer_list *t);
void rtllib_tx_ba_inact_timeout(struct timer_list *t);
void rtllib_rx_ba_inact_timeout(struct timer_list *t);
void rtllib_reset_ba_entry(struct ba_record *ba);
bool rtllib_get_ts(struct rtllib_device *ieee, struct ts_common_info **ppTS, u8 *addr,
u8 TID, enum tr_select TxRxSelect, bool bAddNewTs);
void rtllib_ts_init(struct rtllib_device *ieee);
void TsStartAddBaProcess(struct rtllib_device *ieee,
struct tx_ts_record *pTxTS);
void remove_peer_ts(struct rtllib_device *ieee, u8 *addr);
void remove_all_ts(struct rtllib_device *ieee);
static inline const char *escape_essid(const char *essid, u8 essid_len)
{
static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
if (rtllib_is_empty_essid(essid, essid_len)) {
memcpy(escaped, "<hidden>", sizeof("<hidden>"));
return escaped;
}
snprintf(escaped, sizeof(escaped), "%*pE", essid_len, essid);
return escaped;
}
/* fun with the built-in rtllib stack... */
bool rtllib_mgnt_disconnect(struct rtllib_device *rtllib, u8 rsn);
/* For the function is more related to hardware setting, it's better to use the
* ieee handler to refer to it.
*/
void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
struct rx_ts_record *ts);
int rtllib_parse_info_param(struct rtllib_device *ieee,
struct rtllib_info_element *info_element,
u16 length,
struct rtllib_network *network,
struct rtllib_rx_stats *stats);
void rtllib_indicate_packets(struct rtllib_device *ieee,
struct rtllib_rxb **prxbIndicateArray, u8 index);
#define RT_ASOC_RETRY_LIMIT 5
u8 mgnt_query_tx_rate_exclude_cck_rates(struct rtllib_device *ieee);
#endif /* RTLLIB_H */
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