/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
******************************************************************************/
#ifndef __IEEE80211_H
#define __IEEE80211_H
#include <osdep_service.h>
#include <drv_types.h>
#include "wifi.h"
#include <linux/wireless.h>
#define MGMT_QUEUE_NUM 5
#define ETH_ALEN 6
#define ETH_TYPE_LEN 2
#define PAYLOAD_TYPE_LEN 1
#ifdef CONFIG_88EU_AP_MODE
#define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28)
/* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */
enum {
RTL871X_HOSTAPD_FLUSH = 1,
RTL871X_HOSTAPD_ADD_STA = 2,
RTL871X_HOSTAPD_REMOVE_STA = 3,
RTL871X_HOSTAPD_GET_INFO_STA = 4,
/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
RTL871X_HOSTAPD_GET_WPAIE_STA = 5,
RTL871X_SET_ENCRYPTION = 6,
RTL871X_GET_ENCRYPTION = 7,
RTL871X_HOSTAPD_SET_FLAGS_STA = 8,
RTL871X_HOSTAPD_GET_RID = 9,
RTL871X_HOSTAPD_SET_RID = 10,
RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12,
RTL871X_HOSTAPD_MLME = 13,
RTL871X_HOSTAPD_SCAN_REQ = 14,
RTL871X_HOSTAPD_STA_CLEAR_STATS = 15,
RTL871X_HOSTAPD_SET_BEACON = 16,
RTL871X_HOSTAPD_SET_WPS_BEACON = 17,
RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18,
RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19,
RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20,
RTL871X_HOSTAPD_SET_MACADDR_ACL = 21,
RTL871X_HOSTAPD_ACL_ADD_STA = 22,
RTL871X_HOSTAPD_ACL_REMOVE_STA = 23,
};
/* STA flags */
#define WLAN_STA_AUTH BIT(0)
#define WLAN_STA_ASSOC BIT(1)
#define WLAN_STA_PS BIT(2)
#define WLAN_STA_TIM BIT(3)
#define WLAN_STA_PERM BIT(4)
#define WLAN_STA_AUTHORIZED BIT(5)
#define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
#define WLAN_STA_SHORT_PREAMBLE BIT(7)
#define WLAN_STA_PREAUTH BIT(8)
#define WLAN_STA_WME BIT(9)
#define WLAN_STA_MFP BIT(10)
#define WLAN_STA_HT BIT(11)
#define WLAN_STA_WPS BIT(12)
#define WLAN_STA_MAYBE_WPS BIT(13)
#define WLAN_STA_NONERP BIT(31)
#endif
#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
#define IEEE_PARAM_WPAX_SELECT 7
#define AUTH_ALG_OPEN_SYSTEM 0x1
#define AUTH_ALG_SHARED_KEY 0x2
#define AUTH_ALG_LEAP 0x00000004
#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 WPA_CIPHER_NONE BIT(0)
#define WPA_CIPHER_WEP40 BIT(1)
#define WPA_CIPHER_WEP104 BIT(2)
#define WPA_CIPHER_TKIP BIT(3)
#define WPA_CIPHER_CCMP BIT(4)
#define WPA_SELECTOR_LEN 4
extern u8 RTW_WPA_OUI_TYPE[];
extern u8 WPA_AUTH_KEY_MGMT_NONE[];
extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[];
extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
extern u8 WPA_CIPHER_SUITE_NONE[];
extern u8 WPA_CIPHER_SUITE_WEP40[];
extern u8 WPA_CIPHER_SUITE_TKIP[];
extern u8 WPA_CIPHER_SUITE_WRAP[];
extern u8 WPA_CIPHER_SUITE_CCMP[];
extern u8 WPA_CIPHER_SUITE_WEP104[];
#define RSN_HEADER_LEN 4
#define RSN_SELECTOR_LEN 4
extern u16 RSN_VERSION_BSD;
extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[];
extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
extern u8 RSN_CIPHER_SUITE_NONE[];
extern u8 RSN_CIPHER_SUITE_WEP40[];
extern u8 RSN_CIPHER_SUITE_TKIP[];
extern u8 RSN_CIPHER_SUITE_WRAP[];
extern u8 RSN_CIPHER_SUITE_CCMP[];
extern u8 RSN_CIPHER_SUITE_WEP104[];
enum ratr_table_mode {
RATR_INX_WIRELESS_NGB = 0, /* BGN 40 Mhz 2SS 1SS */
RATR_INX_WIRELESS_NG = 1, /* GN or N */
RATR_INX_WIRELESS_NB = 2, /* BGN 20 Mhz 2SS 1SS or BN */
RATR_INX_WIRELESS_N = 3,
RATR_INX_WIRELESS_GB = 4,
RATR_INX_WIRELESS_G = 5,
RATR_INX_WIRELESS_B = 6,
RATR_INX_WIRELESS_MC = 7,
RATR_INX_WIRELESS_AC_N = 8,
};
enum NETWORK_TYPE {
WIRELESS_INVALID = 0,
/* Sub-Element */
WIRELESS_11B = BIT(0), /* tx:cck only, rx:cck only, hw: cck */
WIRELESS_11G = BIT(1), /* tx:ofdm only, rx:ofdm & cck, hw:cck & ofdm*/
WIRELESS_11A = BIT(2), /* tx:ofdm only, rx: ofdm only, hw:ofdm only */
WIRELESS_11_24N = BIT(3), /* tx:MCS only, rx:MCS & cck, hw:MCS & cck */
WIRELESS_11_5N = BIT(4), /* tx:MCS only, rx:MCS & ofdm, hw:ofdm only */
WIRELESS_AC = BIT(6),
/* Combination */
/* tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
/* tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
WIRELESS_11G_24N = (WIRELESS_11G | WIRELESS_11_24N),
/* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
WIRELESS_11A_5N = (WIRELESS_11A | WIRELESS_11_5N),
/* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
WIRELESS_11BG_24N = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N),
/* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
WIRELESS_11AGN = (WIRELESS_11A | WIRELESS_11G | WIRELESS_11_24N |
WIRELESS_11_5N),
WIRELESS_11ABGN = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G |
WIRELESS_11_24N | WIRELESS_11_5N),
};
#define SUPPORTED_24G_NETTYPE_MSK \
(WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N)
#define SUPPORTED_5G_NETTYPE_MSK \
(WIRELESS_11A | WIRELESS_11_5N)
#define IsSupported24G(NetType) \
((NetType) & SUPPORTED_24G_NETTYPE_MSK ? true : false)
#define IsSupported5G(NetType) \
((NetType) & SUPPORTED_5G_NETTYPE_MSK ? true : false)
#define IsEnableHWCCK(NetType) \
IsSupported24G(NetType)
#define IsEnableHWOFDM(NetType) \
((NetType) & (WIRELESS_11G | WIRELESS_11_24N | \
SUPPORTED_5G_NETTYPE_MSK) ? true : false)
#define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
#define IsSupportedRxOFDM(NetType) IsEnableHWOFDM(NetType)
#define IsSupportedRxMCS(NetType) IsEnableHWOFDM(NetType)
#define IsSupportedTxCCK(NetType) \
((NetType) & (WIRELESS_11B) ? true : false)
#define IsSupportedTxOFDM(NetType) \
((NetType) & (WIRELESS_11G|WIRELESS_11A) ? true : false)
#define IsSupportedTxMCS(NetType) \
((NetType) & (WIRELESS_11_24N|WIRELESS_11_5N) ? true : false)
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;
#ifdef CONFIG_88EU_AP_MODE
struct {
u16 aid;
u16 capability;
int flags;
u8 tx_supp_rates[16];
struct rtw_ieee80211_ht_cap ht_cap;
} add_sta;
struct {
u8 reserved[2];/* for set max_num_sta */
u8 buf[0];
} bcn_ie;
#endif
} u;
};
#ifdef CONFIG_88EU_AP_MODE
struct ieee_param_ex {
u32 cmd;
u8 sta_addr[ETH_ALEN];
u8 data[0];
};
struct sta_data {
u16 aid;
u16 capability;
int flags;
u32 sta_set;
u8 tx_supp_rates[16];
u32 tx_supp_rates_len;
struct rtw_ieee80211_ht_cap ht_cap;
u64 rx_pkts;
u64 rx_bytes;
u64 rx_drops;
u64 tx_pkts;
u64 tx_bytes;
u64 tx_drops;
};
#endif
#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_HLEN 30
#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
/* this is stolen from ipw2200 driver */
#define IEEE_IBSS_MAC_HASH_SIZE 31
struct ieee_ibss_seq {
u8 mac[ETH_ALEN];
u16 seq_num;
u16 frag_num;
unsigned long packet_time;
struct list_head list;
};
struct rtw_ieee80211_hdr {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
u16 seq_ctl;
u8 addr4[ETH_ALEN];
} __packed;
struct rtw_ieee80211_hdr_3addr {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
u16 seq_ctl;
} __packed;
struct rtw_ieee80211_hdr_qos {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
u16 seq_ctl;
u8 addr4[ETH_ALEN];
u16 qc;
} __packed;
struct rtw_ieee80211_hdr_3addr_qos {
__le16 frame_ctl;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
u16 seq_ctl;
u16 qc;
} __packed;
struct eapol {
u8 snap[6];
u16 ethertype;
u8 version;
u8 type;
u16 length;
} __packed;
enum eap_type {
EAP_PACKET = 0,
EAPOL_START,
EAPOL_LOGOFF,
EAPOL_KEY,
EAPOL_ENCAP_ASF_ALERT
};
#define IEEE80211_3ADDR_LEN 24
#define IEEE80211_4ADDR_LEN 30
#define IEEE80211_FCS_LEN 4
#define MIN_FRAG_THRESHOLD 256U
#define MAX_FRAG_THRESHOLD 2346U
/* Frame control field constants */
#define RTW_IEEE80211_FCTL_VERS 0x0003
#define RTW_IEEE80211_FCTL_FTYPE 0x000c
#define RTW_IEEE80211_FCTL_STYPE 0x00f0
#define RTW_IEEE80211_FCTL_TODS 0x0100
#define RTW_IEEE80211_FCTL_FROMDS 0x0200
#define RTW_IEEE80211_FCTL_MOREFRAGS 0x0400
#define RTW_IEEE80211_FCTL_RETRY 0x0800
#define RTW_IEEE80211_FCTL_PM 0x1000
#define RTW_IEEE80211_FCTL_MOREDATA 0x2000
#define RTW_IEEE80211_FCTL_PROTECTED 0x4000
#define RTW_IEEE80211_FCTL_ORDER 0x8000
#define RTW_IEEE80211_FCTL_CTL_EXT 0x0f00
#define RTW_IEEE80211_FTYPE_MGMT 0x0000
#define RTW_IEEE80211_FTYPE_CTL 0x0004
#define RTW_IEEE80211_FTYPE_DATA 0x0008
#define RTW_IEEE80211_FTYPE_EXT 0x000c
/* management */
#define RTW_IEEE80211_STYPE_ASSOC_REQ 0x0000
#define RTW_IEEE80211_STYPE_ASSOC_RESP 0x0010
#define RTW_IEEE80211_STYPE_REASSOC_REQ 0x0020
#define RTW_IEEE80211_STYPE_REASSOC_RESP 0x0030
#define RTW_IEEE80211_STYPE_PROBE_REQ 0x0040
#define RTW_IEEE80211_STYPE_PROBE_RESP 0x0050
#define RTW_IEEE80211_STYPE_BEACON 0x0080
#define RTW_IEEE80211_STYPE_ATIM 0x0090
#define RTW_IEEE80211_STYPE_DISASSOC 0x00A0
#define RTW_IEEE80211_STYPE_AUTH 0x00B0
#define RTW_IEEE80211_STYPE_DEAUTH 0x00C0
#define RTW_IEEE80211_STYPE_ACTION 0x00D0
/* control */
#define RTW_IEEE80211_STYPE_CTL_EXT 0x0060
#define RTW_IEEE80211_STYPE_BACK_REQ 0x0080
#define RTW_IEEE80211_STYPE_BACK 0x0090
#define RTW_IEEE80211_STYPE_PSPOLL 0x00A0
#define RTW_IEEE80211_STYPE_RTS 0x00B0
#define RTW_IEEE80211_STYPE_CTS 0x00C0
#define RTW_IEEE80211_STYPE_ACK 0x00D0
#define RTW_IEEE80211_STYPE_CFEND 0x00E0
#define RTW_IEEE80211_STYPE_CFENDACK 0x00F0
/* data */
#define RTW_IEEE80211_STYPE_DATA 0x0000
#define RTW_IEEE80211_STYPE_DATA_CFACK 0x0010
#define RTW_IEEE80211_STYPE_DATA_CFPOLL 0x0020
#define RTW_IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
#define RTW_IEEE80211_STYPE_NULLFUNC 0x0040
#define RTW_IEEE80211_STYPE_CFACK 0x0050
#define RTW_IEEE80211_STYPE_CFPOLL 0x0060
#define RTW_IEEE80211_STYPE_CFACKPOLL 0x0070
#define RTW_IEEE80211_STYPE_QOS_DATA 0x0080
#define RTW_IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
#define RTW_IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
#define RTW_IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
#define RTW_IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
#define RTW_IEEE80211_STYPE_QOS_CFACK 0x00D0
#define RTW_IEEE80211_STYPE_QOS_CFPOLL 0x00E0
#define RTW_IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
/* sequence control field */
#define RTW_IEEE80211_SCTL_FRAG 0x000F
#define RTW_IEEE80211_SCTL_SEQ 0xFFF0
#define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0)
#define RTW_ERP_INFO_USE_PROTECTION BIT(1)
#define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
/* QoS, QOS */
#define NORMAL_ACK 0
#define NO_ACK 1
#define NON_EXPLICIT_ACK 2
#define BLOCK_ACK 3
#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 */
#define ETH_P_ECONET 0x0018
#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 */
} __packed;
#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
#define WLAN_FC_GET_TYPE(fc) ((fc) & RTW_IEEE80211_FCTL_FTYPE)
#define WLAN_FC_GET_STYPE(fc) ((fc) & RTW_IEEE80211_FCTL_STYPE)
#define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
#define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG)
#define WLAN_GET_SEQ_SEQ(seq) ((seq) & RTW_IEEE80211_SCTL_SEQ)
/* Non standard? Not in <linux/ieee80211.h> */
#define WLAN_REASON_EXPIRATION_CHK 65535
#define IEEE80211_MGMT_HDR_LEN 24
#define IEEE80211_DATA_HDR3_LEN 24
#define IEEE80211_DATA_HDR4_LEN 30
#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_NUM_OFDM_RATESLEN 8
#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
/* 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;
u8 received_channel;
u16 rate; /* in 100 kbps */
/* u8 control; */
u8 mask;
u8 freq;
u16 len;
};
/* 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 {
u32 first_frag_time;
uint seq;
uint last_frag;
uint qos; /* jackson */
uint tid; /* jackson */
struct sk_buff *skb;
u8 src_addr[ETH_ALEN];
u8 dst_addr[ETH_ALEN];
};
struct ieee80211_stats {
uint tx_unicast_frames;
uint tx_multicast_frames;
uint tx_fragments;
uint tx_unicast_octets;
uint tx_multicast_octets;
uint tx_deferred_transmissions;
uint tx_single_retry_frames;
uint tx_multiple_retry_frames;
uint tx_retry_limit_exceeded;
uint tx_discards;
uint rx_unicast_frames;
uint rx_multicast_frames;
uint rx_fragments;
uint rx_unicast_octets;
uint rx_multicast_octets;
uint rx_fcs_errors;
uint rx_discards_no_buffer;
uint tx_discards_wrong_sa;
uint rx_discards_undecryptable;
uint rx_message_in_msg_fragments;
uint rx_message_in_bad_msg_fragments;
};
struct ieee80211_softmac_stats {
uint rx_ass_ok;
uint rx_ass_err;
uint rx_probe_rq;
uint tx_probe_rs;
uint tx_beacons;
uint rx_auth_rq;
uint rx_auth_rs_ok;
uint rx_auth_rs_err;
uint tx_auth_rq;
uint no_auth_rs;
uint no_ass_rs;
uint tx_ass_rq;
uint rx_ass_rq;
uint tx_probe_rq;
uint reassoc;
uint swtxstop;
uint swtxawake;
};
#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
struct ieee80211_security {
u16 active_key:2,
enabled:1,
auth_mode:2,
auth_algo:4,
unicast_uses_group:1;
u8 key_sizes[WEP_KEYS];
u8 keys[WEP_KEYS][WEP_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
*/
struct ieee80211_header_data {
u16 frame_ctl;
u16 duration_id;
u8 addr1[6];
u8 addr2[6];
u8 addr3[6];
u16 seq_ctrl;
};
#define BEACON_PROBE_SSID_ID_POSITION 12
/* Management Frame Information Element Types */
#define MFIE_TYPE_SSID 0
#define MFIE_TYPE_RATES 1
#define MFIE_TYPE_FH_SET 2
#define MFIE_TYPE_DS_SET 3
#define MFIE_TYPE_CF_SET 4
#define MFIE_TYPE_TIM 5
#define MFIE_TYPE_IBSS_SET 6
#define MFIE_TYPE_CHALLENGE 16
#define MFIE_TYPE_ERP 42
#define MFIE_TYPE_RSN 48
#define MFIE_TYPE_RATES_EX 50
#define MFIE_TYPE_GENERIC 221
struct ieee80211_info_element_hdr {
u8 id;
u8 len;
} __packed;
struct ieee80211_info_element {
u8 id;
u8 len;
u8 data[0];
} __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;
} __packed;
u32 time_stamp[2];
u16 reason;
u16 status;
*/
#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
#define IEEE80211_DEFAULT_BASIC_RATE 10
struct ieee80211_authentication {
struct ieee80211_header_data header;
u16 algorithm;
u16 transaction;
u16 status;
/* struct ieee80211_info_element_hdr info_element; */
} __packed;
struct ieee80211_probe_response {
struct ieee80211_header_data header;
u32 time_stamp[2];
u16 beacon_interval;
u16 capability;
struct ieee80211_info_element info_element;
} __packed;
struct ieee80211_probe_request {
struct ieee80211_header_data header;
} __packed;
struct ieee80211_assoc_request_frame {
struct rtw_ieee80211_hdr_3addr header;
u16 capability;
u16 listen_interval;
struct ieee80211_info_element_hdr info_element;
} __packed;
struct ieee80211_assoc_response_frame {
struct rtw_ieee80211_hdr_3addr header;
u16 capability;
u16 status;
u16 aid;
} __packed;
struct ieee80211_txb {
u8 nr_frags;
u8 encrypted;
u16 reserved;
u16 frag_size;
u16 payload_size;
struct sk_buff *fragments[0];
};
/* 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 400
/* HZ / 2) */
#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
#define CRC_LENGTH 4U
#define MAX_WPA_IE_LEN (256)
#define MAX_WPS_IE_LEN (512)
#define MAX_P2P_IE_LEN (256)
#define MAX_WFD_IE_LEN (128)
#define NETWORK_EMPTY_ESSID (1<<0)
#define NETWORK_HAS_OFDM (1<<1)
#define NETWORK_HAS_CCK (1<<2)
#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
#define IW_ESSID_MAX_SIZE 32
/*
join_res:
-1: authentication fail
-2: association fail
> 0: TID
*/
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
static inline int is_multicast_mac_addr(const u8 *addr)
{
return ((addr[0] != 0xff) && (0x01 & addr[0]));
}
static inline int is_broadcast_mac_addr(const u8 *addr)
{
return (addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) &&
(addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff);
}
#define CFG_IEEE80211_RESERVE_FCS (1<<0)
#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
struct tx_pending {
int frag;
struct ieee80211_txb *txb;
};
#define MAXTID 16
#define IEEE_A (1<<0)
#define IEEE_B (1<<1)
#define IEEE_G (1<<2)
#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
/* Baron move to ieee80211.c */
int ieee80211_is_empty_essid(const char *essid, int essid_len);
int ieee80211_get_hdrlen(u16 fc);
/* Action category code */
enum rtw_ieee80211_category {
RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
RTW_WLAN_CATEGORY_QOS = 1,
RTW_WLAN_CATEGORY_DLS = 2,
RTW_WLAN_CATEGORY_BACK = 3,
RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
RTW_WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
RTW_WLAN_CATEGORY_FT = 6,
RTW_WLAN_CATEGORY_HT = 7,
RTW_WLAN_CATEGORY_SA_QUERY = 8,
RTW_WLAN_CATEGORY_TDLS = 12,
RTW_WLAN_CATEGORY_WMM = 17,
RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
};
/* SPECTRUM_MGMT action code */
enum rtw_ieee80211_spectrum_mgmt_actioncode {
RTW_WLAN_ACTION_SPCT_MSR_REQ = 0,
RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1,
RTW_WLAN_ACTION_SPCT_TPC_REQ = 2,
RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3,
RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4,
RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
};
enum _PUBLIC_ACTION {
ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */
ACT_PUBLIC_DSE_ENABLE = 1,
ACT_PUBLIC_DSE_DEENABLE = 2,
ACT_PUBLIC_DSE_REG_LOCATION = 3,
ACT_PUBLIC_EXT_CHL_SWITCH = 4,
ACT_PUBLIC_DSE_MSR_REQ = 5,
ACT_PUBLIC_DSE_MSR_RPRT = 6,
ACT_PUBLIC_MP = 7, /* Measurement Pilot */
ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */
ACT_PUBLIC_GAS_INITIAL_REQ = 10,
ACT_PUBLIC_GAS_INITIAL_RSP = 11,
ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
ACT_PUBLIC_LOCATION_TRACK = 15,
ACT_PUBLIC_MAX
};
/* BACK action code */
enum rtw_ieee80211_back_actioncode {
RTW_WLAN_ACTION_ADDBA_REQ = 0,
RTW_WLAN_ACTION_ADDBA_RESP = 1,
RTW_WLAN_ACTION_DELBA = 2,
};
/* HT features action code */
enum rtw_ieee80211_ht_actioncode {
RTW_WLAN_ACTION_NOTIFY_CH_WIDTH = 0,
RTW_WLAN_ACTION_SM_PS = 1,
RTW_WLAN_ACTION_PSPM = 2,
RTW_WLAN_ACTION_PCO_PHASE = 3,
RTW_WLAN_ACTION_MIMO_CSI_MX = 4,
RTW_WLAN_ACTION_MIMO_NONCP_BF = 5,
RTW_WLAN_ACTION_MIMP_CP_BF = 6,
RTW_WLAN_ACTION_ASEL_INDICATES_FB = 7,
RTW_WLAN_ACTION_HI_INFO_EXCHG = 8,
};
/* BACK (block-ack) parties */
enum rtw_ieee80211_back_parties {
RTW_WLAN_BACK_RECIPIENT = 0,
RTW_WLAN_BACK_INITIATOR = 1,
RTW_WLAN_BACK_TIMER = 2,
};
#define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
* 00:50:F2 */
#define WME_OUI_TYPE 2
#define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
#define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
#define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
#define WME_VERSION 1
#define WME_ACTION_CODE_SETUP_REQUEST 0
#define WME_ACTION_CODE_SETUP_RESPONSE 1
#define WME_ACTION_CODE_TEARDOWN 2
#define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
#define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
#define WME_SETUP_RESPONSE_STATUS_REFUSED 3
#define WME_TSPEC_DIRECTION_UPLINK 0
#define WME_TSPEC_DIRECTION_DOWNLINK 1
#define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
#define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
#define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
/**
* enum rtw_ieee80211_channel_flags - channel flags
*
* Channel flags set by the regulatory control code.
*
* @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
* @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
* on this channel.
* @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
* @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
* @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
* is not permitted.
* @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
* is not permitted.
*/
enum rtw_ieee80211_channel_flags {
RTW_IEEE80211_CHAN_DISABLED = 1<<0,
RTW_IEEE80211_CHAN_PASSIVE_SCAN = 1<<1,
RTW_IEEE80211_CHAN_NO_IBSS = 1<<2,
RTW_IEEE80211_CHAN_RADAR = 1<<3,
RTW_IEEE80211_CHAN_NO_HT40PLUS = 1<<4,
RTW_IEEE80211_CHAN_NO_HT40MINUS = 1<<5,
};
#define RTW_IEEE80211_CHAN_NO_HT40 \
(RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
/* Represent channel details, subset of ieee80211_channel */
struct rtw_ieee80211_channel {
u16 hw_value;
u32 flags;
};
#define CHAN_FMT \
"hw_value:%u, " \
"flags:0x%08x" \
#define CHAN_ARG(channel) \
(channel)->hw_value \
, (channel)->flags \
/* Parsed Information Elements */
struct rtw_ieee802_11_elems {
u8 *ssid;
u8 ssid_len;
u8 *supp_rates;
u8 supp_rates_len;
u8 *fh_params;
u8 fh_params_len;
u8 *ds_params;
u8 ds_params_len;
u8 *cf_params;
u8 cf_params_len;
u8 *tim;
u8 tim_len;
u8 *ibss_params;
u8 ibss_params_len;
u8 *challenge;
u8 challenge_len;
u8 *erp_info;
u8 erp_info_len;
u8 *ext_supp_rates;
u8 ext_supp_rates_len;
u8 *wpa_ie;
u8 wpa_ie_len;
u8 *rsn_ie;
u8 rsn_ie_len;
u8 *wme;
u8 wme_len;
u8 *wme_tspec;
u8 wme_tspec_len;
u8 *wps_ie;
u8 wps_ie_len;
u8 *power_cap;
u8 power_cap_len;
u8 *supp_channels;
u8 supp_channels_len;
u8 *mdie;
u8 mdie_len;
u8 *ftie;
u8 ftie_len;
u8 *timeout_int;
u8 timeout_int_len;
u8 *ht_capabilities;
u8 ht_capabilities_len;
u8 *ht_operation;
u8 ht_operation_len;
u8 *vendor_ht_cap;
u8 vendor_ht_cap_len;
};
enum parse_res {
ParseOK = 0,
ParseUnknown = 1,
ParseFailed = -1
};
enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len,
struct rtw_ieee802_11_elems *elems,
int show_errors);
u8 *rtw_set_fixed_ie(void *pbuf, unsigned int len,
void *source, unsigned int *frlen);
u8 *rtw_set_ie(u8 *pbuf, int index, uint len, u8 *source, uint *frlen);
enum secondary_ch_offset {
SCN = 0, /* no secondary channel */
SCA = 1, /* secondary channel above */
SCB = 3, /* secondary channel below */
};
u8 secondary_ch_offset_to_hal_ch_offset(u8 ch_offset);
u8 hal_ch_offset_to_secondary_ch_offset(u8 ch_offset);
u8 *rtw_set_ie_ch_switch(u8 *buf, u32 *buf_len, u8 ch_switch_mode,
u8 new_ch, u8 ch_switch_cnt);
u8 *rtw_set_ie_secondary_ch_offset(u8 *buf, u32 *buf_len,
u8 secondary_ch_offset);
u8 *rtw_set_ie_mesh_ch_switch_parm(u8 *buf, u32 *buf_len, u8 ttl,
u8 flags, u16 reason, u16 precedence);
u8 *rtw_get_ie(u8 *pbuf, int index, int *len, int limit);
u8 *rtw_get_ie_ex(u8 *in_ie, uint in_len, u8 eid, u8 *oui,
u8 oui_len, u8 *ie, uint *ielen);
int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset,
u8 eid, u8 *oui, u8 oui_len);
void rtw_set_supported_rate(u8 *SupportedRates, uint mode);
unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
int rtw_get_wpa_cipher_suite(u8 *s);
int rtw_get_wpa2_cipher_suite(u8 *s);
int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
int *pairwise_cipher, int *is_8021x);
int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
int *pairwise_cipher, int *is_8021x);
int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len,
u8 *wpa_ie, u16 *wpa_len);
u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
u8 *buf_attr, u32 *len_attr);
u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
u8 *buf_content, uint *len_content);
/**
* for_each_ie - iterate over continuous IEs
* @ie:
* @buf:
* @buf_len:
*/
#define for_each_ie(ie, buf, buf_len) \
for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; \
ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
void dump_ies(u8 *buf, u32 buf_len);
void dump_wps_ie(u8 *ie, u32 ie_len);
uint rtw_get_rateset_len(u8 *rateset);
struct registry_priv;
int rtw_generate_ie(struct registry_priv *pregistrypriv);
int rtw_get_bit_value_from_ieee_value(u8 val);
uint rtw_is_cckrates_included(u8 *rate);
uint rtw_is_cckratesonly_included(u8 *rate);
int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
void rtw_get_bcn_info(struct wlan_network *pnetwork);
void rtw_macaddr_cfg(u8 *mac_addr);
u16 rtw_mcs_rate(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40,
unsigned char *MCS_rate);
int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category,
u8 *action);
const char *action_public_str(u8 action);
#endif /* IEEE80211_H */