/****************************************************************************** * * 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. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * ******************************************************************************/ #ifndef __IEEE80211_H #define __IEEE80211_H #include #include #include "wifi.h" #include #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 */ #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 */